1c000)='./file0\x00', &(0x7f0000982ff9)='mqueue\x00', 0x0, &(0x7f0000ebcffe)) r0 = creat(&(0x7f0000c5eff4)='./file0/bus\x00', 0x0) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) mq_timedsend(r0, &(0x7f0000001000)="e8", 0x1, 0x0, &(0x7f0000adcff0)={0x77359400}) 2018/04/03 20:42:35 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f00000001c0)='./bus\x00', 0x14) bind$bt_rfcomm(r0, &(0x7f0000000200)={0x1f, {0x3, 0x392f, 0x2, 0xfffffffffffffffd, 0x5, 0x5}, 0x6}, 0xa) r1 = perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$sndpcmp(&(0x7f0000000300)='/dev/snd/pcmC#D#p\x00', 0x80000001, 0x200000) r2 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x7, 0xa000) setsockopt$IP_VS_SO_SET_ADDDEST(r2, 0x0, 0x487, &(0x7f0000000100)={{0x3f, @dev={0xac, 0x14, 0x14, 0x12}, 0x4e21, 0x3, 'sh\x00', 0x20, 0x7, 0x78}, {@multicast1=0xe0000001, 0x4e20, 0x2003, 0x9, 0x4, 0xc6}}, 0x44) ioctl$TIOCPKT(r2, 0x5420, &(0x7f0000000180)=0x4) r3 = getpgrp(0xffffffffffffffff) perf_event_open(&(0x7f0000000280)={0x5, 0x70, 0x3, 0x6, 0x5, 0x1, 0x0, 0xcbc, 0x0, 0x2, 0x4, 0x0, 0x1, 0x2, 0x6, 0x100000000, 0x1, 0x18, 0x9, 0x6, 0x4, 0x101, 0x5, 0x0, 0x99b, 0x200, 0x5, 0xfffffffffffffe30, 0x3, 0xe, 0x0, 0x7, 0xf34a, 0x2b, 0x3, 0x5, 0x3, 0x5b1d, 0x0, 0x7fffffff, 0x4, @perf_bp={&(0x7f0000000240), 0x4}, 0x200, 0x0, 0x4000000000, 0x3, 0x4, 0x7, 0x100000000}, r3, 0x9, r1, 0x3) r4 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r4, 0x111, 0x5, 0x2, 0x4) 2018/04/03 20:42:35 executing program 6: r0 = syz_open_dev$binder(&(0x7f0000000000)='/dev/binder#\x00', 0xffffffffffffffff, 0x2) r1 = perf_event_open(&(0x7f0000000000)={0x0, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = perf_event_open(&(0x7f000005df88)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000b24000)='/dev/vcs\x00', 0x0, 0x0) ppoll(&(0x7f0000f3cfe0)=[{r3}], 0x1, &(0x7f0000723ff0)={0x0, 0x989680}, &(0x7f0000dbbff8), 0x8) r4 = dup3(r2, r3, 0x0) socketpair(0x1, 0x1, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r7, 0x1, r0, &(0x7f00000000c0)) socket$kcm(0x29, 0x5, 0x0) ioctl$RNDADDTOENTCNT(r6, 0x40045201, &(0x7f0000000280)=0xffff) r8 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x8, 0x349c40) ioctl$VT_RESIZEX(r3, 0x560a, &(0x7f0000000700)={0x7fffffff, 0x2, 0x4, 0x9, 0xffffffff8717edf2, 0x7}) mbind(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, &(0x7f0000000340)=0x3, 0x3, 0x0) syz_open_dev$vcsn(&(0x7f0000000380)='/dev/vcs#\x00', 0x2, 0x400) fstatfs(r1, &(0x7f0000000400)=""/129) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r8, &(0x7f0000000780)={0x2009}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000240)={r8, &(0x7f0000000140)="38f20ff8f1127c3c8f3481d4522ca911602bf1e2c5d77343160e94b4f4bda5c95022b224d05cd9aa2830dbd25521531e4581de368757b685d6cb36dfeddca9bc51a4662d4e88a9da83e9aaee2ca538cca6415bd066901dc4219655ce00f9aa1c38b1716ce0107208f78c8ea0d412ab560608fb94114f72f65eec26185c14216bcc6e54d084aaf9f8e74e317a1b45c9d6ce7cc8de2fd106b634053deff225508f5c3f1f5c6862b68021889b052cb8b4ea2bfcc58f223b2c19761b83ab08ea4deb86f160b2d8c92f9193c8caa62afefc83942fd6ed2aff84542178191c69d0de10c2"}, 0x10) r9 = add_key$keyring(&(0x7f00000002c0)='keyring\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$revoke(0x3, r9) epoll_wait(0xffffffffffffffff, &(0x7f00004b4000)=[{}], 0x15555555555554e4, 0x0) close(r7) add_key(&(0x7f00000005c0)='logon\x00', &(0x7f0000000600)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000640)="97e1a0b5ceebf090dd5ef2363e11ea0a9e77befefb12573b9b9c9ed07e32588815ba4e8e00107843005e7363506c3bcd9428d7a49d306a5cc6fda7e25109d14d5b0f8c3914ed6239dde1bbfa6152662b107ed49f992580fd89bfce243e2df159ddd2a3d43c2977c0077d4c2148d49682f22f639411ea12d864299c914c8f79243480963269c1d685b967b6272932c9958e305bd0d43bfa46439767c4840e91ba00b2a82310c12b986bc4b8d49c734e150ff687", 0xb3, r9) bind$inet6(r5, &(0x7f00000003c0)={0xa, 0x4e21, 0x6, @mcast2={0xff, 0x2, [], 0x1}, 0x8}, 0x1c) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r4, 0x84, 0x72, &(0x7f00000004c0)={0x0, 0x3, 0x20}, &(0x7f0000000500)=0xc) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x66, &(0x7f0000000540)={r10, 0x20}, &(0x7f0000000580)=0x8) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) ioctl$KDSETLED(r1, 0x4b32, 0x6) 2018/04/03 20:42:35 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) openat$ion(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ion\x00', 0x100, 0x0) flistxattr(r0, &(0x7f0000fee000), 0x0) 2018/04/03 20:42:35 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="65922e0958526a24ee46c0fe98dfe24081cfe4ce873e82d703779e11592b8c168af11805ff22dfeaf85a6fc8987c11b8a4fb34f731b8e468a859ee0205054a3ee51699a974437121fb53318b69c1dfd9d0f1d26b451f290e814a2a30ed07cffb2fe5c79b6af018caaee2040c34ab9c68859a2a3670c42c6ee5116b8d37f275b70f1adf4dfa21bd0c96d031e71618f0b9219d729fa42def7b64d1bea698930f066a94b509700feb871eebe7ad842bd23f92cc4edb90a1d3972f7132cc82b1231c31ff20f5d88aa4cb694b2faa48580da32f72b3cca127494fc7b0aff2a9a85078775cd4b3368c124c1751afc5d6de592ba2f4261b125badb5d292103b06d8e63a6f43e3755245c3816305f6bd8bd197dd5d25823a513a62895bf95d3adebae6a59362c3940cb8b778a72ed9b2296182f9ff470242d15062336c6ba0a8370c62fa0d03d1b01b8ff668f76f2318507669d4e530d4b8e0be8a06b59cfee01c830a4bd7e3ce0282859ee9455b3d3bcbd61a0a91cdde373ae3ec1d67a5860c01f7a200c80613f35b37a802f2b3809ea63c10c93fedcb962cf39a179db80feaf4bceb5d0f6d9bef3728df882909c24b2b86d8153778d36aaa73d94c3df255f5221d04d70e045a2ead3dddaf731b1168472667873e60200b909b91e7df12b912c6f640b00febb400397786dcf8bc490dbac4aad7009a406b79fcf78c0afeb915a13c1512c2cda7fd39585c6e7af8dea8cbd73265241839ef10ccb64a69ba7f2f6755c15b65918f8cd6192a15e5b3092366b39604b76b4ce86301639d9babb81a7ff1ca3bf91a19fc644ad5271acbf3a9f0548e63e36f7c3b59864afa70a2fb760f163ccf67133a2c0a4be3794d769b96bffec48b1abcb25540055da260e46d976757eda5fcaad2de5919cde577d66e1e8812af46fbfcfd45ac409f515be1b685a3f07af5dfd89740d99e14966ace4379acd496bc4ee1d8e10f603760d35439b053fb8207faff133d5ac33d872e41fe8aa0be858a71383acaf3daabc2c1dea8485bbcdd77a21eae1b2c4da828b811f9d02ab6b0624d818b582e29f2ebaeb762e2a1caca146cb5a4b17a64831677f2ac3e40737ca8df11a8379f0df08cdfacc5615aeef46364440e117ab5971f969964c78875f9f0cd195e31b32068f1c595a5b2ccb72c0d618b1e8275764d7aee4a708ff9d91d6d301f352c571100a8ba2b06fa81d78ffda6c6e5ce801d08adff66608747a6f399f4e94e8b676dd43e73aab17950a6a458eede50be0df87d04d13a9696f8e951ededfeeda42ebc4c3950187fa62beb0cbd4accac19d4a2a897c07ff907fc0dc45f26b39178ff64a4ca3369ae60fcb61f6da01de35b66ae4a7cbc108f04876e0613d4d8364e2047e0a52db54dff8143be4e90852c96029cdc9e75417d4e846b851c656eb4db0fc76545e0c7fbee8d1614bfcfe871c2800db21cf471028e6879e0028d3f1f4e2453b0c008cde7ce5b444b8aac3a4056757cbc63a7f0150c87c17633c485509ead0b9c77324fab2bbdc92509db811997a93afc60ad0fa26077768e2da8a1f6977e6c025879a75f11cc0fecdf3ad81d6f84b37f7aa198d3d2d2b33cb315dfb6f69a366772677f96c7dd0801592b847525a49183baf17cce172de7ab5cc33ac7b4c0709518b08a541688c3254a0706fa51ef03e3670544c270fab94ef02dc60806a01f9d193abcf5081d38dc2b7360df9cc3e2ddf240ce006e5fc1423a2952722460c451aa6029a8f75c741302bda7b69068ed2c587b9cd4d612318aba4a8ecad9d6a1ed387f2cc7203fff6165f5fcae8e79245dd0142440a8c323d263a0a8ca8123b86e85702e215689ea80da01a17c7a1262dbdf020757878ce0cebcc2e7053330213e7e42503970c96439185173a07cec553355892c20d5e26d2b728a67d948c09c25aa1710f1432b428bfbe24c5370fb01837a4a25e5a08548b7cbf0e310bc7d743f5f2766fa2ec1c717a1f823f131ab3256fd0bcc461f3cd6f9cf7289b529450c82484f972f9ace59f50ce7e1bd3c2a0eeb8362211a4eefa531566a3d325163efac9e920b3f434789b6f5b712948923a8cd9d809a433daf11d1d015c2ec47099820509cf1485115041931197a11801cddc823e5f7c0a0e0ad610100aa4be54cb5277d70fb42ffc11feed487f7a79f7c7f39aeb77933c32d035f88188674adf21eee9039c3843d5fe39173808403312f6d352a960032a8c48ffe55b338ef9dc2f20709945007d9", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:35 executing program 2 (fault-call:4 fault-nth:14): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:35 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00007d5000)='/dev/ptmx\x00', 0x2000040101, 0x0) write(r0, &(0x7f0000000040)="2f7f4be2b36c5526a5534195cbffffffffffff091715f1ed8f549f29496490f3f2afa9fd016f97ea68e0b7400fd558010287ce86ed8d843591ec4c782f85000000097f39147a2c89310932b0f60182f5f00dfc01000000000000ffbf13", 0x5d) ioctl$KDMKTONE(r0, 0x4b30, 0x6) poll(&(0x7f000000bfe5)=[{r0}], 0x1, 0x8001) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000240)=0x101) io_setup(0x9, &(0x7f0000000100)=0x0) r2 = syz_open_dev$admmidi(&(0x7f0000000280)='/dev/admmidi#\x00', 0x7, 0x28000) io_submit(r1, 0x1, &(0x7f0000000300)=[&(0x7f00000002c0)={0x0, 0x0, 0x0, 0x7, 0x5, r0, &(0x7f0000000140)="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", 0xfd, 0xa98, 0x0, 0x1, r2}]) ioctl$TCSETAW(r0, 0x5407, &(0x7f0000000000)) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f00000000c0)) socket$key(0xf, 0x3, 0x2) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000340)='/proc/self/net/pfkey\x00', 0x2, 0x0) [ 151.924631] FAULT_INJECTION: forcing a failure. [ 151.924631] name failslab, interval 1, probability 0, space 0, times 0 [ 151.936115] CPU: 0 PID: 11374 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 151.943048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.952840] Call Trace: [ 151.952860] dump_stack+0x1a7/0x27d [ 151.952879] ? arch_local_irq_restore+0x53/0x53 [ 151.963750] should_fail+0x914/0xae0 [ 151.967480] ? kstrdup+0x39/0x70 [ 151.970864] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 151.975975] ? cgroup_mkdir+0x553/0xfd0 [ 151.979956] ? vfs_mkdir+0x390/0x600 [ 151.983672] ? do_mkdirat+0x224/0x2b0 [ 151.987479] ? SyS_mkdir+0x22/0x30 [ 151.991022] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 151.996398] ? find_held_lock+0x35/0x1d0 [ 152.000477] ? find_held_lock+0x35/0x1d0 [ 152.004550] ? __lock_is_held+0xb6/0x140 [ 152.008641] ? check_same_owner+0x320/0x320 [ 152.012975] ? rcu_note_context_switch+0x710/0x710 [ 152.017910] ? rcu_read_lock_sched_held+0x108/0x120 [ 152.022943] should_failslab+0xec/0x120 [ 152.026926] kmem_cache_alloc+0x47/0x760 [ 152.030993] ? memcpy+0x45/0x50 [ 152.034280] ? kstrdup+0x59/0x70 [ 152.037663] __kernfs_new_node+0xe9/0x580 [ 152.041825] ? kernfs_dop_revalidate+0x380/0x380 [ 152.046596] ? kasan_check_read+0x11/0x20 [ 152.050740] ? read_word_at_a_time+0x12/0x20 [ 152.055141] ? strscpy+0x186/0x500 [ 152.058684] kernfs_new_node+0x80/0xf0 [ 152.062560] __kernfs_create_file+0x4b/0x320 [ 152.066956] cgroup_addrm_files+0x3c5/0xa70 [ 152.071271] ? cgroup_file_write+0x710/0x710 [ 152.075670] ? getrawmonotonic64+0x460/0x460 [ 152.080064] ? kasan_check_read+0x11/0x20 [ 152.084192] ? kernfs_active+0xa3/0x170 [ 152.088151] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 152.093059] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 152.097533] ? cgroup_file_name+0x1d0/0x1d0 [ 152.101841] css_populate_dir+0x340/0x420 [ 152.105976] cgroup_mkdir+0x553/0xfd0 [ 152.109758] ? __lock_is_held+0xb6/0x140 [ 152.113807] ? cgroup_destroy_locked+0x750/0x750 [ 152.118544] ? rcu_read_lock_sched_held+0x108/0x120 [ 152.123541] ? kmem_cache_free+0x258/0x2a0 [ 152.127760] ? set_nlink+0x95/0x120 [ 152.131372] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 152.136282] ? kasan_check_write+0x14/0x20 [ 152.140495] ? kernfs_get_active+0xb7/0xf0 [ 152.144710] ? cgroup_destroy_locked+0x750/0x750 [ 152.149445] kernfs_iop_mkdir+0x153/0x1e0 [ 152.153577] vfs_mkdir+0x390/0x600 [ 152.157103] do_mkdirat+0x224/0x2b0 [ 152.160716] ? SyS_mknod+0x40/0x40 [ 152.164248] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 152.169768] ? do_syscall_64+0xb7/0x940 [ 152.173724] SyS_mkdir+0x22/0x30 [ 152.177073] ? SyS_mkdirat+0x30/0x30 [ 152.180766] do_syscall_64+0x281/0x940 [ 152.184634] ? vmalloc_sync_all+0x30/0x30 [ 152.188766] ? finish_task_switch+0x1b9/0x970 [ 152.193239] ? finish_task_switch+0x17a/0x970 [ 152.197715] ? syscall_return_slowpath+0x550/0x550 [ 152.202631] ? syscall_return_slowpath+0x2ac/0x550 [ 152.207542] ? prepare_exit_to_usermode+0x350/0x350 [ 152.212538] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 152.217889] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 152.222721] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 152.227898] RIP: 0033:0x4552d9 [ 152.231067] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 152.238758] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 152.246007] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 152.253254] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 152.260505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 152.267755] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000e 2018/04/03 20:42:35 executing program 1: perf_event_open(&(0x7f0000fdef88)={0x2, 0x78, 0xe3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpgrp(0x0) r0 = getpgid(0x0) r1 = syz_open_dev$sndtimer(&(0x7f0000000040)='/dev/snd/timer\x00', 0x0, 0x40000) ioctl$SNDRV_TIMER_IOCTL_START(r1, 0x54a0) r2 = syz_open_procfs(r0, &(0x7f0000000240)="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") readv(r2, &(0x7f0000bf5000)=[{&(0x7f0000175fb8)=""/72, 0x48}], 0x1) 2018/04/03 20:42:35 executing program 0: pipe(&(0x7f00000000c0)={0xffffffffffffffff}) getpeername$netlink(r0, &(0x7f0000000100), &(0x7f0000000140)=0xc) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:35 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:35 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x45}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xb, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1, 0x4c}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) set_mempolicy(0x2, &(0x7f0000000080)=0x400006, 0xc1) 2018/04/03 20:42:35 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./bus\x00', 0x40000, 0x8) r1 = open(&(0x7f0000000380)='./bus\x00', 0x100, 0x36) renameat2(r0, &(0x7f0000000340)='./file0\x00', r1, &(0x7f00000003c0)='./bus\x00', 0x6) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0xffffffffffffffff, 0x200) mkdirat$cgroup(r0, &(0x7f0000000400)='syz0\x00', 0x1ff) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000000100)={0x0, @in={{0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x0, 0x8}, &(0x7f00000001c0)=0x90) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000200)={r3, @in6={{0xa, 0x4e23, 0x100, @mcast2={0xff, 0x2, [], 0x1}, 0x4}}, 0xfffffffffffffffa, 0x0, 0xdfe, 0x7, 0x4}, &(0x7f00000002c0)=0x98) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:36 executing program 5: timer_create(0xfffffffffffffffc, &(0x7f0000000000)={0x0, 0x16}, &(0x7f0000000040)) timer_settime(0x0, 0x0, &(0x7f0000000380)={{0x77359400}, {0x0, 0x1c9c380}}, &(0x7f00000003c0)) r0 = dup(0xffffffffffffff9c) getsockopt$IPT_SO_GET_REVISION_MATCH(r0, 0x0, 0x42, &(0x7f0000000680)={'icmp\x00'}, &(0x7f00000006c0)=0x1e) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000fcf000)={{0x0, 0x1c9c380}, {0x0, r1+10000000}}, &(0x7f00000000c0)) [ 152.275286] cgroup: cgroup_addrm_files: failed to add cgroup.controllers, err=-12 2018/04/03 20:42:36 executing program 4: r0 = socket(0x1e, 0x2, 0x0) syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1) bind(r0, &(0x7f0000afb000)=@generic={0x1e, "01030000000000b9000000004700000000a979f321b30c7bc8790405c7bad62e0a63a632ed4938d36d73fb8f8401a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb3151d24acef1f1622ca5bdb9c8ea31000077aeb81c90001d6d7c980400000000f70dc136cb184a"}, 0x80) bind(r0, &(0x7f0000000100)=@generic={0x1e, "01fd000000000000000000060002000009a979a121b80c7bc8790405c7dcd62e0a53b232394938d36d0ef5ffa8ffffffff819a2b0a6606e43a620170a00021f069ca021f6f65dcf360e7e58f358c00f9ecff0158d19bcb2a5130fffffffffffff300b9c8ead200c577aeb81c90541d6d7c770ee590c8bcf70dc151cb184a"}, 0xfffffe12) 2018/04/03 20:42:36 executing program 2 (fault-call:4 fault-nth:15): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:36 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:36 executing program 5: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000044ff8)={0xffffffffffffffff}) fadvise64(r0, 0x0, 0xfffffffffffffd86, 0x2) bind$unix(r0, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) lseek(r0, 0x0, 0x2) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000000240)={{{@in=@local, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@mcast2}}, &(0x7f0000000340)=0xe8) ioctl$sock_inet6_SIOCDELRT(r1, 0x890c, &(0x7f0000000380)={@remote={0xfe, 0x80, [], 0xbb}, @mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, 0x1, 0x702, 0x572, 0x400, 0xfffffffffffffff7, 0xd17ec115fbde7bc7, r2}) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x103000) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x40040, 0x0) ioctl$TIOCMBIS(r3, 0x5416, &(0x7f00000000c0)=0x7ff) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/syz1\x00', 0x200002, 0x0) syz_mount_image$btrfs(&(0x7f0000000100)='btrfs\x00', &(0x7f0000000140)='./file0\x00', 0x845, 0x4, &(0x7f0000001600)=[{&(0x7f0000000400)="77028b16b43e351754478e0bcf988a29ee58a644206af1c3c931b416aa8ae19da4e21e78f65b21e28ee926be32e10954d21ceab5fb273be8894a7c9c92694e974a0e0031bcf34ac8f73d10e45feb98a47683560dafd0440b7efe7cef92d2c234d4b0c56918719430cfe196824b9b919791de84556ec4f4b102195607d1170f038579c67f4eb0bc3b2f84a451117ca03f81099cb9d3f5b1ac10312a9aa994ac306c9da26ff3fd4304f1e48932ae4999eacaa4d052a74342df9e47ef09fc6fc62f6ce931b2e772b12be54be13d4de6871a1237a02a7db3537f55b478ff8be34065d8e4b70462c31454a6f9ae62131890f87addf7b3f1205b954bbedaa1640e172d2f023aaecaa7ae65882233a6c0ea09bc5bfbd45bb86625802354c395e208e6cc4eba34699f19fe218094540a8963baf757716330abffc00f314452cdc3cf27259242cab4cccdf50b2d5a2ab528306d8da0162ac480b18d14cab4ffa878b5531367e2057745adc2daf5f0c6c4d34156ac6edbdafe56c47b28b33895ac3909372bbd42f16d25995aa34dacf789ec65a9ebc342ddc03e18a0dca7d4f68d1740b6d161232a78e64f38f5d11fc00779e73fb0937644e8600babc71fdb56eb9667e4840598e74e9d77ac2905f970f1df15b322666792c27f6b8054131c85931e1b77cfdc94d9f5621d0c9943841438c57e40c23f3dc836d4a4e3a4ff33ba50d66f66e84dd55bd969de1c6dcece41ec90164e3b07d8e7e9c80dc6fa705721a1b3f84938969562791a87c82ca97f771b88f899a799bdeb682d4f05c3743dba461c41c5893afbd01ded71c6f4b105fcb2d946ffde7464e5bbe6a05852e22970a992d61ae58f2b2cdf03b6c8e25c59bfcf4103df426b0d2726e137718c0caa07714fb5defb8e8c53d15a78a70a12d9f6c88e425d0a47a8f8ed946081e3edca488af23bfcf4fac47399b488e1971ab7b95578afe42c54b831d9482b5bb7f44d0f53d93c1b146158e05c59f43b7ba8b55ea28727ff756389ed55129129ae435c014109ee19389c2de6e1723ba6b0d8b76d960fbf5af8d9784eadeb14c91dca6d1ebdcd72afad60e1adbc3317a9d4898965699a6f5a318d1e28021dabbebab4bdd83d5c5645ba25398ace5c7a39ac4651956e883a125c6f37bfe02d6d071ee1227e02ffc85d718c50c24e2c41a4abbc229fcd5ead39406632afc23e490611b38ba660c0f1732ee1ae12b0639505e07516d031939c9276e06487e5452836eb361feea1d827cf2dfda077c73fdf59f12160b590d509ad366cf1bdfed01b87d94e64a6b997b568ef4c125cc5bb8a6caf3e188070bb60c89d0a2489f44b419dab4c1a60310accc34c0f5a2f77870b0651a7bb12e29430e88aef3b573721d51ceeb33e6297acbe52bcb855f713ef6c35775b3be5eea6b3dadc7a79ee24f912184d85ce4485d7c590bb1c03f135fd24099a3c8b7597a40d224224a4c90dc7dfdfc8b0e075fbd07ef35fc9746cc67acad5c3b424afb7530f79ac21b7fb0939ddce4dc8cbe4b489ff0aeff1492c22fd3a064aa2f55a4481408b9cae558696f20fe5a3df7772763dc5958715c10b18a05ab6d4e0f47836770f2d7b07c998dbbe2a90753797b88329dcd5290c42dea16d0e55e06bae3b779a71cf68ebe909a41645a3cd2edba6d1d29a92e7323d0fab70960f39de4b1680009794dc5432ce436513dd4ed8afc11346d54558c937038caa1423f9040ce9a135ea0f2f5a368111aef89812fbae2c6197732b7716430cb1afc8e02fc8a906f0da09c99a64b0428b7470502341a3c6d829a3a7d4a0ee13a2addaaa33053e24bd34bcf2e5734ddd396058dbfee74bdf4fd4c021839b05002301035a887e0f82fc22cff457e9b7ca7f58a3791820b666b9a66d4815da08996d45e08ea7043661f373e4f7e3673ff61836c657d1b8c0b328b630edeb7d5c11baae9ce46f2d44e00de598f722a53ec429c45f156b92b832d48dbcca52b49297f556f8d6d6c7cd0540be3c384560cc230b0f742c3602eab03a40f7e25bb9ae3735e6bbf160efcea9057e0cdaf91ae1004df476a8c3c484acd77273c6768b67e231d86af35265a9e055afd94c25bc501d49b5e1005a19f3adc2c805180ccfd1fec1f007e9b972b13f016b44aa9869d342ddcc37a22f946e639ea542f916adc175fe15e0208f3bc2138138f141b2f929e25fe34b86f64d65702f8af7080140a3c4644567a983b9fa2e7480bc4a11bff23c22f91ef20ec7e0a72ebb758bacace0cab9eb8d1bd45405a40d6c8049c38fc82c93805e2e137649bb38b9049f13e75874f33c4061945d2e585835d97311904769d99a8d65954fa23fb08bd9f8c19712043ef39922ca90426f86e40669ec0aaf9cd1d225459ea1ac818f3fc82b298e8cef204515becf2c5d2e327acb9391b03f442a45cc5ed0d76244e7cb1493f0bb25faa1a8aa4b89b83dbb23e79fefcd3f2443a05b68e02be91d2c0a32840259689af28a580bc16b08546b4833986e03f6d975150694d418951982119cfe2cdcd6787eb274dc70807aabef63363a1f4e487b04da11f32ef93efdd55a577d490aeafdb68d7407448b023706a5199a276238c1b4735cdd79a531e55cc5e8ac336154cca4ebebd94dbab8ced081388410f05cef6c3e2a3cb15d771addcdb01455eab1a26ada6e2b9233529a07f0f5abe91361c492d54c173e49df3c7d2c19575d0e16916b6bdcf416e4a4d19f62807f30e17862915ce26cb24380f6fb15f32c1b43f4a41de2b160cc49d5029ff47437ac936985a425e79ce77790df86e56268b711edc2faf2c6293b8c14b76f2a7fc237392e804fbf00bd16de41ea1149e0b1f2a460d7199998323ea7f8ef5deb466bc962258ba501fe8541c455b98fab3f15f327b12d0e5bd0f7f4c4e63e1f011d76f846bed6c573281c9f3505268361d7fcb0aab52aaddd45044594a21f528433a3a3055b07476c6e74615e7fb0f9cfab31a6f6343683a57a4696ec5770e7c70a92459c3496a971238d08e2291b6d76c4329bbdb2d2ed821e4acced1f8b9b16bff1c64f1494024e25f422e099c2c992e8fdac29b62528d73cf69af8430eb1fee963681c0052b36489cf03ddc44b005ad80c2cddc2421c7de9fe400648250368963defab0c21379e41e0744293903b59f8144b93ecde79e166493145a5e838bbbed5794859579b94802bbe8a2e5468fb037783ce4c32be42592387a720b171f54f499efd54fca8ecbeddd1e0537a7f9db3729457ef14aceb17bd546d2284eb0977d3a7a467f65753272fc8cb272b26ea15b167b46cb9776d1d74a65872c1496a01c6c9f0cef9cb094625302fb1cf29840936fc0ba04d91a07730e06ab2eaf92d6819359ccfa94b89394f5f2b06da8283c6366f1b14b3481d4d940d838d187ea3b1e380e338b6adff754d430aeaf4e5f39408fcb04dcb2176556a802517a068e22c0f60e4eb6a9885b4b69cccdd9fd399aa1cc5bce9a43e9e3dd789bbab95cc38dfe8fd89cd2f8146ba9a5bb82126f3b47cec27a04d76fca5cad314c6dc9b813104e227ac577eb3c5f9a5921181231551121ce390d9c4c27889960f635ccdb6e87b3459fc31dd8ea1ae0b66089e1cc764226b8d93a172de5a4c8a27a6e2f36ff3d45f05fedd943a9488fe34e44da8694e712ee5956761e91e7d63bbdc839755a6ad4dea9534bb78782b3452e742840a291cf36b29c7e792633b85cd291f0eba6fefd2982297464f8f25b9f53523419538435b40e6cade051b812d14456a25dba0fabe7d2ef2da26713aedc913a9107a569f628d360ee694f204bbe1e6293d791996370e57b794388feab7c9ffd6116f1314d206941b6e0f13cc4ba3f33dc567dd2befb9fa529215622c46b9b2d7180c916b7aa6af5bbbb1a09186877a43bd3db2a6433b3c3550c42299ecb3ad89a62d692eb10cded28056f0bc939dd51f3222feb57b39e4e38c284b488c74d4ae5c288ff5a7121c3f4d5b789fef12ae2da2855ea1111699b4d8101f3ac1cdba371e4d68071ff3f1dc5675a1ddb943dacd85642824eb763eec02f669493cede931eb92591d311b36c8f2fdd19bb2db7399b3795a73baf0bf266fd350410c6521a39eac6ee2842a88364431664c7a2717ba0f4b0c0cea00a8dd21322d4a49f93b719110f1516172e9e76a4844e5e0453cd4f37a7b1d68525b2fd9efda1734eb93b553c1824f9343aea44934afc0cb217be9cf3ed72d496fd53e66f749632b77aacdc0482d149b0bcead9bb063f639ca46cb56bbbe74ec5dde6509ba27eed591726f28b0d1bba2f4880756c61a8c1911cb4df28859788f96f7496b050ba758607b75f2cbcc1b7a372288222b6623d148206a7b950777f230e04cc0941513faa734d52056024ac9b2640fb17ddaf34e88aa56b84f524a2fcc4a70901b6e466fcac5fee2d77744077b5002ae7b7f00599f4ab7e7d40d8d772d4d145694acdd01bb798f60189cc6004d923104ca20db68b24814129280cde783071c71d8ba65815e75bf235dbd3bf17f670ac63faf9005267cd2c637be3e3cf7a6a560e2737938c888c0de1c976e88921943c23c2b5fe55d0aa16fc3b154e8b6dbf5f4d85a69b50045bd7f0882336d303ab4448279767870e2d0a96043eb91c9fda9d40ceb51c04d745745ac5b2002236bc5fafbbee2d0bbbbafe8424708caf9ab1d40e6b1d15619e8ddbd069d2c7e24b165587ed1564b4c9d40dcd0f7bcd47489b59e8457addc841f38770c00821da18c9bfd61259c9b75eaf112d3fc458505e7b5d4d317c7a6fc115083227e03560d9ecac680d702e345e9f820e18cf27dec5fdd2bfac30c742e4ea6df77cab5a0946c9a70cf339bf0b0e81b15bfb9addd99026a422404e2a823ea66627a99a0c1d95f5d9212b673a95c2bfb244b81a8b22f6c6a003089ec7eef5768652055f05a73bf99a2317d2655ab623c3a3890525f47b88917127d37c50601a84edda5367f70ed1f265a25d491ccbb55088b146c34160d5be671ccc26fb3e273e19bb2a45e7bb168f119f2cc97fd2167d2c1c9c4735e5245b4d413f3cd63700e716a91db4c799ef452f0a67cf3d102b71c9533e69c5462185da2e2fccef5195d890ae593c7a3222565027b9177235075f43580ede0fc079556254ffa2d0ee413a1e38f9e390d0d3d7bef6031d9714904d9dc9a0d9a4e5609d0d22830625fbbdcc4ecfc06299f748108921d95549599c93ce7eebce680e02d2e85e32e42248509721709825f41a9b3e81d17536a5379a2b6b4c4c96c0b49f0790158263e6f5a0ed29b8f892402321be68030e38bc8a73e3d73aecd1ea888162e4f0f7fe1cf3ac354d6fe90a0f179bd5338eee6ea0d1b133bceab8cb9878d5ef8e0c0a732068cdeb3c6c705ec9b20d39b9602d2e8ec86a8aa9fdaef9c0520114b64922a951fbd0084692f51568da11581e034f851d705e0d123bf7a91276e92cdac595c7d398f81bf9ec9a116d608a79ad7185a6db0c5c3beccf6775cc54cf63251533cdeeb7a9521505682104cc2019115071fb5e8bdcd55e9ec5998e52b4d242dc1b64ac14f070a760819314bb4af88a129737c009f98adbca9d17bb3541305603ffa1a74ce10d53d6a0c5d721cde8e54227ea42d1697dd6f5c8e8847f77e8600e4be507ca3fcc534b71bd60bd6107051033c6c28677bef5f8e0d7583e05d15a98ca511da6f87b507284e618b43f8e561eaff2fc9ea4f820d84db2aa35cbce2581a9609d5747d8dd46f6c6519e51f71af5469035e01b12a356f7a3458062003258280c23f54ecc8009034635b9f", 0x1000, 0x2}, {&(0x7f0000001400)="f75bf83914bc8f990f17b927ff17f9fe528053be76593fea7e4795ecf380ea29388e980dd30afdb72332ef186699880e4f24a65e707154f20e2e3d10241eea3900534c56eb14c9e0639177d5a408d58226f72f38e7c439d236da7d3dcbaab4874d786b9c3d5da56d946311516b9ef768965d28a2924f70749dd9ba1581f2b71d6ae9c346562a4a0964087203de4e4f8c8940b87b6c0d969c9685736ee731be3099807dd95f4251692d14a6e29982669c27052c68eb65b8acea04e8ef333fe13aaaa3ab6ea4c30ecf41b8717ec9902d24b4d35d678b", 0xd5, 0x7fffffff}, {&(0x7f0000001500)="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", 0xfa, 0x10000}, {&(0x7f0000000200)="5a3a4cb0ccc31a192b1553dd44beb8fc018e803d5fe96e74e74ec07ab0240642bb41d95c32dbc734175dc589962eda1ae8b7f034", 0x34, 0x5}], 0x2000000, &(0x7f0000001680)=ANY=[@ANYBLOB="696e6f64655f63616368652c6e15e1603c4f43ac6e636b5f696e745f646174612c61636c2c626172726965722c63422d8a25ab65ef6f000000000000fffffeffffffffff000000"]) 2018/04/03 20:42:36 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)="2e2f000100070000004e00", 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000000)='rdma.max\x00', 0x2, 0x0) pwritev(r1, &(0x7f00000000c0)=[{&(0x7f0000001140)="5c6424148ba4eaef6e2ec03f801290c8c08dc970b0170061b576bffca8640f59aaca308e387d2e078071d3f97d7800e3b7c5a4d2", 0x34}], 0x1, 0x2) r2 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x1, 0x24000) ioctl$VHOST_SET_LOG_BASE(r2, 0x4008af04, &(0x7f0000000180)=&(0x7f0000000080)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x200, 0x0) setsockopt$inet_buf(r2, 0x0, 0x27, &(0x7f0000000100)="58a652e1ed8b2f673f919bad95bfd19c3ac543328d8eb69cc4b5298ba62a1a3faae6aa5bd5c4e21f69d295c015b458295b19c8ba4f88e8423fc43afdad7c6a175651c6c06a799955eecb0d70e2de02b10ad40a063aeeeb6c59b5d18e7a6b4ccbbf8b4c25e147b4c99cbb18226b6193bcdc5ecfae", 0x74) 2018/04/03 20:42:36 executing program 6: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000239ff6)='/dev/cuse\x00', 0x8010000080802, 0x0) write$binfmt_elf32(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="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"], 0x6cd) socket$inet(0x2, 0x0, 0x0) ioctl$int_in(r0, 0x5421, &(0x7f0000000700)=0x3f) readv(r0, &(0x7f0000c6efe0)=[{&(0x7f00006c8f31)=""/207, 0xcf}], 0x1) mq_timedsend(r0, &(0x7f0000000740)="d26f53cd0444c81277772529ef3538a7a0fcba741099501f3bf16cfc72885cd366992f60a6050b0e419254aae69279b65f7eaa5bdcba2164", 0x38, 0x1ff, &(0x7f0000000780)={0x77359400}) mq_timedsend(r0, &(0x7f0000000880)="8a762f645650f67e54806a9701dd5e2ee7f3a4358bd15afaf91e4f6748dc3da5516ec11ce6008f8118d5932a5e7600330b8a", 0x32, 0xfffffffffffffffe, &(0x7f00000008c0)) write$fuse(r0, &(0x7f0000efff6a)=ANY=[@ANYBLOB="5a000000000000000100000000000000070000000046b23250f0f6065d86a61bf2b3b36e2708546d44a355fededda484f7bf7b3a8d3b874662bb74e794b2e847ed46cd5ed3488203000000000000000000000000000000000200"], 0x5a) 2018/04/03 20:42:36 executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/mixer\x00', 0x4, 0x0) ioctl$VT_SETMODE(r0, 0x5602, &(0x7f0000000100)={0x7, 0x101, 0x844, 0x9, 0xfffffffffffffffe}) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:36 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x6, 0x4, 0x4, 0x9}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000001c0)={r0, &(0x7f0000000080)="97", &(0x7f0000000140)=""/108}, 0x18) msync(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x7) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc\x00', 0x80, 0x0) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f00000000c0)={{&(0x7f0000ffa000/0x4000)=nil, 0x4000}, 0x1}) [ 152.978966] FAULT_INJECTION: forcing a failure. [ 152.978966] name failslab, interval 1, probability 0, space 0, times 0 [ 152.990246] CPU: 1 PID: 11415 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 152.997172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.006521] Call Trace: [ 153.009107] dump_stack+0x1a7/0x27d [ 153.012746] ? arch_local_irq_restore+0x53/0x53 [ 153.017419] should_fail+0x914/0xae0 [ 153.021136] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:42:36 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 153.026244] ? rb_first_postorder+0xa0/0xa0 [ 153.030565] ? kernfs_add_one+0x50/0x450 [ 153.034625] ? trace_hardirqs_off+0x10/0x10 [ 153.038948] ? find_held_lock+0x35/0x1d0 [ 153.043006] ? __lock_is_held+0xb6/0x140 [ 153.047076] ? check_same_owner+0x320/0x320 [ 153.051403] ? rcu_note_context_switch+0x710/0x710 [ 153.056336] should_failslab+0xec/0x120 [ 153.060307] __kmalloc_track_caller+0x5f/0x760 [ 153.064895] ? kasan_check_read+0x11/0x20 [ 153.069041] ? do_raw_spin_unlock+0x9e/0x310 [ 153.073446] ? kstrdup_const+0x39/0x50 [ 153.077331] ? kasan_check_write+0x14/0x20 [ 153.081563] kstrdup+0x39/0x70 [ 153.084749] kstrdup_const+0x39/0x50 [ 153.088460] __kernfs_new_node+0xa9/0x580 [ 153.092606] ? kernfs_dop_revalidate+0x380/0x380 [ 153.097365] ? kasan_check_read+0x11/0x20 [ 153.101508] ? read_word_at_a_time+0x12/0x20 [ 153.105915] ? strscpy+0x186/0x500 [ 153.109456] kernfs_new_node+0x80/0xf0 [ 153.113342] __kernfs_create_file+0x4b/0x320 [ 153.118168] cgroup_addrm_files+0x3c5/0xa70 [ 153.118189] ? cgroup_file_write+0x710/0x710 [ 153.118208] ? getrawmonotonic64+0x460/0x460 [ 153.118222] ? kasan_check_read+0x11/0x20 [ 153.118232] ? kernfs_active+0xa3/0x170 [ 153.118246] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.118255] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 153.118264] ? cgroup_file_name+0x1d0/0x1d0 [ 153.118282] css_populate_dir+0x340/0x420 [ 153.118296] cgroup_mkdir+0x553/0xfd0 [ 153.118305] ? __lock_is_held+0xb6/0x140 [ 153.118321] ? cgroup_destroy_locked+0x750/0x750 [ 153.118331] ? rcu_read_lock_sched_held+0x108/0x120 [ 153.118341] ? kmem_cache_free+0x258/0x2a0 [ 153.118353] ? set_nlink+0x95/0x120 [ 153.118364] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.118375] ? kasan_check_write+0x14/0x20 [ 153.118385] ? kernfs_get_active+0xb7/0xf0 [ 153.118393] ? cgroup_destroy_locked+0x750/0x750 [ 153.118404] kernfs_iop_mkdir+0x153/0x1e0 [ 153.118417] vfs_mkdir+0x390/0x600 [ 153.118431] do_mkdirat+0x224/0x2b0 [ 153.118444] ? SyS_mknod+0x40/0x40 [ 153.118455] ? ksys_mount+0xd4/0x120 [ 153.118465] ? do_syscall_64+0xb7/0x940 [ 153.118477] SyS_mkdir+0x22/0x30 [ 153.118485] ? SyS_mkdirat+0x30/0x30 [ 153.118494] do_syscall_64+0x281/0x940 [ 153.118503] ? vmalloc_sync_all+0x30/0x30 [ 153.118512] ? kasan_check_write+0x14/0x20 [ 153.118521] ? finish_task_switch+0x284/0x970 [ 153.118532] ? syscall_return_slowpath+0x550/0x550 [ 153.118542] ? syscall_return_slowpath+0x2ac/0x550 [ 153.118552] ? prepare_exit_to_usermode+0x350/0x350 [ 153.118565] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 153.118578] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.118593] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 153.118601] RIP: 0033:0x4552d9 [ 153.118606] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 153.118617] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 153.118623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 153.118630] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 153.118636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 153.118641] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000f 2018/04/03 20:42:37 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000e13f4e), 0x0, 0xfffffffffffffffd, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x9, 0x8000) finit_module(r0, &(0x7f0000000000)='trusted\x00', 0x1) 2018/04/03 20:42:37 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x20000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd7bd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f00000000c0)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:37 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:37 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xb, 0x43, 0x4, 0x100000002, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000180)='\'', &(0x7f0000eee000)}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000380)={r0}, 0x10) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000000)=0x0) r2 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x2000, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE(r2, 0xc0045520, &(0x7f0000000100)=0x401) sched_getattr(r1, &(0x7f0000000140), 0x30, 0x0) ioctl$RNDCLEARPOOL(r0, 0x5206, &(0x7f0000000080)=0x6ef) 2018/04/03 20:42:37 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f000000b000)={&(0x7f000000f000)={0x10}, 0xc, &(0x7f0000aee000)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000002500210000000000000000005f000000"], 0x14}, 0x1}, 0x0) 2018/04/03 20:42:37 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(aes-fixed-time)\x00'}, 0x58) r1 = dup(r0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1, 0x1, 0x3}) r2 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000b", 0x10) sendmsg$alg(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000040)="e3aa098bc20f1519f69fdbaee393af517ce4", 0x12}], 0x1, &(0x7f0000000200), 0x0, 0x20448011}, 0x84) recvmsg(r2, &(0x7f00000003c0)={&(0x7f0000000240)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @ipv4}}}, 0x180, &(0x7f00000001c0)=[{&(0x7f0000000100)=""/92, 0x23}, {&(0x7f0000001700)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/80, 0x50}, 0x0) 2018/04/03 20:42:37 executing program 2 (fault-call:4 fault-nth:16): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:37 executing program 6: socket$inet6(0xa, 0x80003, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000040)={0x0, 0x0, 0x7}, 0x10) socket$packet(0x11, 0x0, 0x300) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000980)='bcsf0\x00') ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000000)='bcsf0\x00') getsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000080), 0x10) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0xac, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) socket$nl_route(0x10, 0x3, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f0000000200)={0x0, 0x1, 0x2}, 0x10) r1 = memfd_create(&(0x7f000024c000)="3c55daaa60466899257d4155e0c17aca7d22c6e1d4ad06348f8508d4b711529ba8b5682412c941115b9d76f45923d381b82a66f2a75adfd2219bbd87a309186136aef797170da289c0c660bd08cff6efa69807f3e26c9589fa6524ade74ab41273874b73357a7f9f2ecc0fd47f3eaa6f47b0", 0x0) pwrite64(r1, &(0x7f00000a9000)="da1ed4c6dded1b78fc32304d94d0495eb57495f26bd5e020039135e969d62de70774035020e85d75ca98aa392bd9112c8139f55a2a9aee87aa62b0c9a368a1866279463154ba1d39b42c188aa87a1db69f69fbfd67731bfaf62b639f911c4fe5aa163574d70d3127cad9d17ea2b888dfd9b4338d606825114f0aec9522b8eb85", 0x80, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x2000005, 0x11, r1, 0x0) symlink(&(0x7f0000001000)='./file0\x00', &(0x7f000009c000)='./file0\x00') readlink(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=""/28, 0x1c) setsockopt$ARPT_SO_SET_REPLACE(0xffffffffffffffff, 0x0, 0x60, &(0x7f0000000240)=ANY=[@ANYBLOB="50fbeed1bde03bf31a4e217cb06b41ec129eb45cb3944e25e9d72da113ef01bfa05a1ca85040955324775f6a09a589478487dc48d04ab351b271dfa8590b2dab542a699a6ee70f8767385823ca1330fee61b88b5b81ce08746476fe8"], 0x1) gettid() syz_open_procfs(0x0, &(0x7f0000000380)="6d6f756e74696e666f004388f750c83d14c4a3a9ac1488a402f1265047502f6c2dd9f655a08d63e2da7af47e6c37972352875f125bcf3ea7f04b7b505b6a06beedb2a86e30a86bc0d37a6438b99a45ea22b1f4fb050000000000000000000000000044b800e87953ed64ae2f3f5f53c78f80293abf2a8486bd65d593cea221df08495ace8ea1f739deb9394733c7f2a8bc8469c6ab2ec67eeec0f89c726db45b9fbf07b5e70840d3520ab33cd4619123cbd3b6246e1c0fb86835c5a2d52e02d7f8da762ba15a81fafeb2c9549175") mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000300)='ramfs\x00', 0x0, &(0x7f00000001c0)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000000340)='bdev\x00', 0x100000, &(0x7f00000002c0)) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) readv(r2, &(0x7f0000001480), 0x0) ioctl$TCSETS(r2, 0x40045431, &(0x7f00003b9fdc)) r3 = syz_open_pts(r2, 0x2) r4 = dup3(r3, r2, 0x80000) write(r2, &(0x7f0000c34fff), 0xffffff0b) r5 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) ioctl$sock_SIOCGIFBR(r4, 0x8940, &(0x7f0000000140)=@add_del={0x2, &(0x7f0000000100)='syzkaller1\x00', 0x77}) ioctl$KVM_CREATE_VM(r5, 0xae01, 0x0) [ 153.118819] cgroup: cgroup_addrm_files: failed to add cgroup.subtree_control, err=-12 [ 153.131965] CUSE: unknown device info "" [ 153.339777] CUSE: DEVNAME unspecified 2018/04/03 20:42:37 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = getpgid(0x0) ptrace$getregset(0x4204, r0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)=""/72, 0x48}) timerfd_create(0x7, 0x800) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) sync() 2018/04/03 20:42:37 executing program 1: capset(&(0x7f0000a31000)={0x19980330}, &(0x7f00009b3000)) renameat2(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000100)='./file0\x00', 0x5) clone(0x18000000, &(0x7f0000000080)="36b58aa9d49f533b7dc11e669574dcfd2c1c89985e4433049d8c9bdc143935518ec4da0bca9d6fa1258dabb94f", &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="aba63a44af0b67fe764cf4deb84b86e2e58617da6334c150285a17aea6bcc7dae13a129305fba8f946abc801dfb2b9d06aafd1c3e61abdc4ed98b5c10b") r0 = dup2(0xffffffffffffffff, 0xffffffffffffff9c) utimensat(r0, &(0x7f0000000000)='./file1\x00', &(0x7f0000000040)={{0x0, 0x7530}, {0x0, 0x2710}}, 0x0) [ 153.400154] FAULT_INJECTION: forcing a failure. [ 153.400154] name failslab, interval 1, probability 0, space 0, times 0 [ 153.411430] CPU: 1 PID: 11444 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 153.418352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.427698] Call Trace: [ 153.430280] dump_stack+0x1a7/0x27d [ 153.433906] ? arch_local_irq_restore+0x53/0x53 [ 153.438591] should_fail+0x914/0xae0 [ 153.442304] ? kstrdup+0x39/0x70 2018/04/03 20:42:37 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 153.445674] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 153.450772] ? cgroup_mkdir+0x553/0xfd0 [ 153.454743] ? vfs_mkdir+0x390/0x600 [ 153.458451] ? do_mkdirat+0x224/0x2b0 [ 153.462249] ? SyS_mkdir+0x22/0x30 [ 153.465782] ? do_syscall_64+0x281/0x940 [ 153.469841] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 153.475203] ? find_held_lock+0x35/0x1d0 [ 153.479268] ? find_held_lock+0x35/0x1d0 [ 153.483332] ? __lock_is_held+0xb6/0x140 [ 153.487404] ? check_same_owner+0x320/0x320 [ 153.491727] ? rcu_note_context_switch+0x710/0x710 2018/04/03 20:42:37 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 153.496652] ? rcu_read_lock_sched_held+0x108/0x120 [ 153.501670] should_failslab+0xec/0x120 [ 153.505655] kmem_cache_alloc+0x47/0x760 [ 153.509727] ? memcpy+0x45/0x50 [ 153.513004] ? kstrdup+0x59/0x70 [ 153.516380] __kernfs_new_node+0xe9/0x580 [ 153.520531] ? kernfs_dop_revalidate+0x380/0x380 [ 153.525294] ? kasan_check_read+0x11/0x20 [ 153.529445] ? read_word_at_a_time+0x12/0x20 [ 153.533847] ? strscpy+0x186/0x500 [ 153.537396] kernfs_new_node+0x80/0xf0 [ 153.541279] __kernfs_create_file+0x4b/0x320 [ 153.545687] cgroup_addrm_files+0x3c5/0xa70 [ 153.550004] ? cgroup_file_write+0x710/0x710 [ 153.554393] ? getrawmonotonic64+0x460/0x460 [ 153.558785] ? kasan_check_read+0x11/0x20 [ 153.562914] ? kernfs_active+0xa3/0x170 [ 153.566866] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.571774] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 153.576244] ? cgroup_file_name+0x1d0/0x1d0 [ 153.580546] css_populate_dir+0x340/0x420 [ 153.584673] cgroup_mkdir+0x553/0xfd0 [ 153.588448] ? __lock_is_held+0xb6/0x140 [ 153.592489] ? cgroup_destroy_locked+0x750/0x750 [ 153.597224] ? rcu_read_lock_sched_held+0x108/0x120 [ 153.602215] ? kmem_cache_free+0x258/0x2a0 [ 153.606429] ? set_nlink+0x95/0x120 [ 153.610034] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.614948] ? kasan_check_write+0x14/0x20 [ 153.619155] ? kernfs_get_active+0xb7/0xf0 [ 153.623366] ? cgroup_destroy_locked+0x750/0x750 [ 153.628095] kernfs_iop_mkdir+0x153/0x1e0 [ 153.632222] vfs_mkdir+0x390/0x600 [ 153.635740] do_mkdirat+0x224/0x2b0 [ 153.639344] ? SyS_mknod+0x40/0x40 [ 153.642862] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 153.648378] ? do_syscall_64+0xb7/0x940 [ 153.652326] SyS_mkdir+0x22/0x30 [ 153.655669] ? SyS_mkdirat+0x30/0x30 [ 153.659356] do_syscall_64+0x281/0x940 [ 153.663218] ? vmalloc_sync_all+0x30/0x30 [ 153.667342] ? finish_task_switch+0x1b9/0x970 [ 153.671812] ? finish_task_switch+0x17a/0x970 [ 153.676283] ? syscall_return_slowpath+0x550/0x550 [ 153.681185] ? syscall_return_slowpath+0x2ac/0x550 [ 153.686091] ? prepare_exit_to_usermode+0x350/0x350 [ 153.691088] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 153.696430] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.701250] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 153.706413] RIP: 0033:0x4552d9 [ 153.709580] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 153.717266] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 153.724512] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 153.731755] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 153.738998] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:42:37 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000800)={0xffffffffffffffff}) getsockopt$EBT_SO_GET_INIT_INFO(r0, 0x0, 0x82, &(0x7f0000000880)={'nat\x00'}, &(0x7f0000000900)=0x78) r1 = socket$key(0xf, 0x3, 0x2) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(0xffffffffffffffff, 0x84, 0x1e, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r2 = accept(r1, &(0x7f0000000140)=@rc, &(0x7f00000001c0)=0x80) getsockopt$inet_sctp6_SCTP_INITMSG(r2, 0x84, 0x2, &(0x7f0000000200), &(0x7f0000000240)=0x8) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000000)=0x0) setsockopt$netrom_NETROM_T1(r2, 0x103, 0x1, &(0x7f0000000700)=0x2, 0x4) setsockopt$sock_int(r1, 0x1, 0x2a, &(0x7f0000000280)=0x5, 0x4) r4 = syz_open_procfs(r3, &(0x7f0000000040)='wchan\x00') getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000e00)=""/131, &(0x7f0000000840)=0x83) setsockopt$inet_sctp_SCTP_RTOINFO(r4, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x10) r5 = socket(0x11, 0x4000000000080002, 0x0) setsockopt(r5, 0x107, 0xd, &(0x7f0000001000), 0x717) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000040)={'sit0\x00', 0x0}) bind$packet(r5, &(0x7f0000000200)={0x11, 0x0, r6, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) [ 153.746242] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000010 [ 153.753726] cgroup: cgroup_addrm_files: failed to add cgroup.subtree_control, err=-12 sendmmsg(r5, &(0x7f0000007e40)=[{{&(0x7f0000000a00)=@ipx={0x4, 0x7fff, 0x0, "e996820b599c", 0x8001}, 0x80, &(0x7f0000000940)=[{&(0x7f0000001040)="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", 0x1000}, {&(0x7f0000000a80)="d40eb136ff7f83a7fa70476394a5ec3476178015feaf5f520a5ecf2c277c3a558ff93767ba92ebe60de6d3dab9e5a49d3830ee32a34b9a7c919f5b2a65bfdc7a46364dea7f6a65f3f37e730dae8cd3de643f5603acdc42f270d68861", 0x5c}, {&(0x7f0000002040)="22c986d47ffbd12a0907dffa21feba530df186e675bdb75832856c92c676f4354bb6568dcdea2eb2300507ccb841214ad0abca346a254578536765f4a04edb5a86621d4d58a7db7766eee5e07c99ee063a32e3ec8dd4abccacd72d06a25515c05894cdc8ecb85435d5fc642ea4ae1c579cf3b114fd802a38ee2ef26e61ef84a0f60077dc2e4c27b5e671d1b552b1e9175a2d919642d141a2d0408f686b058e33f713d364730e08b910742e746efd3add09ebbfff1d596e64b8862dc509d0fd578eb8cd7d6230", 0xc6}], 0x3}, 0xdd69}, {{&(0x7f0000000f40)=@ll={0x11, 0x3, r6, 0x1, 0x80, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x80, &(0x7f0000000bc0)=[{&(0x7f0000002140)="4a5a06ed68cf55a1e95b00c7245c0090c783435f34902ca23aaef0c1be92a11dcbda57265af8b389ef65d3411950c40448123870db599ac2e62f401c2f62f586a5e61488203a5054eb8cb34bcf56e7432e32ed74da4e6010d1cb95", 0x5b}, 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{0x10, 0x11f, 0x5b}, {0x10, 0x0, 0x8000}, {0x98, 0x10b, 0x9, "42f737f471ff9720ceeac09b3e7d013da7489cd3a5536abfff9a57a7e6bda06355c01f7532b6b81366b683d5dad5c90e1852aef3ba35863ec6f085783c1a901d34f9c527c5345996d3d0fb2c9502e298a33a7cbe41f656716e46ba9f729a86ec7f25edd4d7cf965c2b0e3ae36d8713937528b677fd53e2d6fe328f7949e0c42925e7e7"}, {0x60, 0x0, 0x4, "8f3a7ec79ddb160b2dd30b99ac3e0dfe36b16d560ef35512454ee629f36dabe37c0e30bbd26424e1f2ab9a35e22fa87a2d15abfeaddbe0fe0ca112d45bfd177a6695bd07c6ef8c6ecf"}, {0x50, 0x101, 0x5, "e9b8938efc21c8263f0d1f45d0f4bdf0e16f7c899fd1e28e07aa44635dd5a78f3042754d0e2ca44b178d4cd7491e718bdb26367a758bc7774b"}, {0x40, 0x105, 0x2d, "45b3a1aafcb2b92bd5aac4edbd2f2cc96bcaa464e51a7497e8fccc02323026c3dc79adab7bd5db309a14da"}], 0x11b8, 0x20000010}, 0x40}], 0x4, 0x8010) getsockopt$inet_IP_IPSEC_POLICY(r5, 0x0, 0x10, &(0x7f0000000380)={{{@in6=@mcast1, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}}}, &(0x7f0000000180)=0xe8) r8 = syz_open_dev$dspn(&(0x7f0000000580)='/dev/dsp#\x00', 0x4, 0x84a01) ioctl$KVM_ASSIGN_SET_MSIX_NR(r8, 0x4008ae73, &(0x7f00000005c0)={0x0, 0x2}) getsockopt$inet6_mreq(r2, 0x29, 0x15, &(0x7f0000000ec0), &(0x7f0000000f00)=0x14) setsockopt$inet6_IPV6_XFRM_POLICY(r5, 0x29, 0x23, &(0x7f0000000480)={{{@in6=@local={0xfe, 0x80, [], 0xaa}, @in, 0x4e23, 0x0, 0x4e20, 0x1, 0xa, 0xa0, 0x20, 0xff, r6, r7}, {0x6, 0x7, 0x64c, 0x473, 0xff800000000, 0x81, 0x1}, {0x78c1, 0x6, 0x7, 0x8ea}, 0x5, 0x0, 0x0, 0x0, 0x1, 0x3}, {{@in6, 0x4d3, 0x6c}, 0x2, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x3501, 0x4, 0x1, 0x4, 0x8000, 0x7, 0x5}}, 0xe8) r9 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x8000, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r9, 0xc0206434, &(0x7f0000000100)={0x4, 0x0, 0x1, 0x7}) ioctl$DRM_IOCTL_SG_FREE(r9, 0x40106439, &(0x7f0000000140)={0xfffffffffffff000, r10}) fcntl$getownex(r2, 0x10, &(0x7f00000007c0)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r9, 0x84, 0x13, &(0x7f0000000600)={0x0, 0x7}, &(0x7f0000000640)=0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r9, 0x84, 0x13, &(0x7f0000000680)={r12, 0x7}, &(0x7f00000006c0)=0x8) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r9, 0xc1105517, &(0x7f0000000240)={{0x443a, 0x0, 0x10001, 0x0, "5bab140a237309012972b39729def81b8d2fd1bcad9cfcd794e74e992386fd072857367c9a2ffdf7dd544d15", 0x4469}, 0x0, 0x0, 0x10001, r11, 0x800, 0x5, "40d609833b7e22c2810b6fa2974961a4d29201d42f4509479818c29fc6ea6f10e84b7d807f98f60859492fed4bd492f2ba43ba6161c404de8797e98d53383046", &(0x7f00000000c0)='[&\x00', 0x3, [], [0x1, 0xfffffffffffffff8, 0x5]}) sendmmsg$inet_sctp(r5, &(0x7f0000000dc0)=[{&(0x7f0000000740)=@in={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10, &(0x7f0000000b80)=[{&(0x7f0000000780)="a43035b30dce09098b", 0x9}, {&(0x7f0000000840)}, {&(0x7f0000000980)="1899be6937dacfda545ed7b61e0d0b1a65c8112fa182f4fe6bf8a22ef74727e55f9fdb43e529f3236a6d1fa976e67f52a2b64b2f973c88196e064da4fd1bab13056d6a33", 0x44}, {&(0x7f0000000b00)="c91394d1b660d63602cc74022d2c55ea5c481bc4b3b41dc879e911cf16", 0x1d}], 0x4, &(0x7f0000000c00)=[@sndinfo={0x20, 0x84, 0x2, {0x324e548b, 0x4, 0x800000000, 0x2, r12}}, @sndrcv={0x30, 0x84, 0x1, {0xfffffffffffffffc, 0x79849edf, 0x0, 0x8, 0x100000000, 0x100, 0x5, 0x3, r13}}, @init={0x18, 0x84, 0x0, {0xee11, 0x6c1, 0x478e, 0xffffffffffffff19}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0xfffffffffffffffa, 0x205, 0x8, 0x7, 0x4, 0x100, 0xfffffffffffffe3e, r13}}, @sndinfo={0x20, 0x84, 0x2, {0x1, 0x200, 0x9, 0x1, r13}}, @init={0x18, 0x84, 0x0, {0x6, 0x1f, 0x0, 0x3ff}}, @sndrcv={0x30, 0x84, 0x1, {0xc7a4, 0x3, 0x8002, 0xfffffffffffffffa, 0x1, 0x100, 0x8, 0x3, r13}}, @sndinfo={0x20, 0x84, 0x2, {0x3, 0x2, 0x81, 0x0, r13}}, @init={0x18, 0x84, 0x0, {0x8, 0x417, 0x37, 0xffffffffffff3b9b}}], 0x1b0, 0x20000001}], 0x1, 0x0) 2018/04/03 20:42:37 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffc000/0x4000)=nil) 2018/04/03 20:42:37 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r4 = dup3(r3, r2, 0x0) ioctl$KVM_SET_XCRS(r4, 0x4188aea7, &(0x7f00000001c0)=ANY=[@ANYBLOB="00000000ff03000009f2283a847527588beafd06db39409b7bc3243e10d8834a14335434ceaca76cac764f34470f2f39b0730d4a012b619239aa0a3e2456c2ae30cb9fa54318fb943687991335232d437da07aca265839ea4f0c09cbc9f6f2f357972549dfdc2eab67f69a0de893ac514a77f32682e91db4c4950a390d9d245edb59fe459f44bbe7bc6238667d036dd6de1a693ab185d043aa9ebccc06d3e3f10d06a4585aa858c2f6f0148ba79f835e950cc944d9f288930521ecdea99b12"]) 2018/04/03 20:42:37 executing program 7: r0 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f000089b000)=0xffffffffffffffff, 0x4) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter\x00', 0x10000, 0x0) getsockopt$inet_mreqsrc(r1, 0x0, 0x2a, &(0x7f0000000900)={@local, @dev, @rand_addr}, &(0x7f00000009c0)=0xffffffffffffffea) r2 = perf_event_open(&(0x7f0000045147)={0x2, 0x70, 0x0, 0x303, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8, 0x0, 0x0, 0x4000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp, 0x0, 0x0, 0x400000000}, 0x0, 0x0, 0xffffffffffffffff, 0x3) mmap(&(0x7f0000007000/0x2000)=nil, 0x2000, 0x0, 0x11, r2, 0x0) poll(&(0x7f00000001c0)=[{}, {r2}], 0x2, 0x8000) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='io.stat\x00', 0x0, 0x0) poll(&(0x7f0000000040)=[{r2}], 0x1, 0x8000) accept4$packet(r1, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000380)=0x14, 0x80000) setsockopt$inet_mreqn(r3, 0x0, 0x23, &(0x7f00000003c0)={@dev={0xac, 0x14, 0x14, 0x1a}, @broadcast=0xffffffff, r4}, 0xc) mmap(&(0x7f0000007000/0x3000)=nil, 0x3000, 0x0, 0x811, r2, 0x0) mmap(&(0x7f00002d6000/0x3000)=nil, 0x3000, 0x7, 0x32, 0xffffffffffffffff, 0x0) sendmmsg(r0, &(0x7f0000005180)=[{{0x0, 0x0, &(0x7f0000000880)=[{&(0x7f00000001c0)="4863a9f2409cae2394d09e2119a7415c7c8419230286c240775bc5a000d9b1d4e2bcbca86f419f76ca11e0221861940dff083ea436c74dce02c2ff20cfb2c5fb1753256ba7b6f137c39410d371f20d282d8459487b7552ea677102f311c5b6934dadc5bb8dce21c28ad70abb47a9bf06dd35e9826af47a5d3a70839588ce8d18bb7215", 0x83}], 0x1}, 0x8}], 0x1, 0x0) ioctl$KVM_GET_REG_LIST(r1, 0xc008aeb0, &(0x7f0000000540)=ANY=[@ANYBLOB="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"]) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)) syz_mount_image$bfs(&(0x7f0000000400)='bfs\x00', &(0x7f0000000440)='./file0\x00', 0xf396, 0x1, &(0x7f0000000840)=[{&(0x7f0000000480)="11820a2fff651d9156e0ae58e9a68489ed38ae97491e5915844e84531d4f35df3fe927079ccd3346cef0f8e5813ecb6c2ecd341def655018c231a89d2489a4", 0x3f, 0xe938}], 0x800, 0x0) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x0) socket$netlink(0x10, 0x3, 0x7) r5 = syz_open_procfs(0x0, &(0x7f0000000180)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") ioctl$DRM_IOCTL_RES_CTX(r5, 0x800c6613, &(0x7f0000000080)={0x0, &(0x7f0000000040)}) 2018/04/03 20:42:37 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:37 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000001d000)={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, 0xfffffffffffffff9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x4, 0x6}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) sendmsg$nl_crypto(r1, &(0x7f0000001000)={&(0x7f0000000f40)={0x10}, 0xc, &(0x7f0000000fc0)={&(0x7f0000000f80)=@delrng={0x10, 0x14, 0x4, 0x70bd25, 0x25dfdbfe, "", [""]}, 0x10}, 0x1, 0x0, 0x0, 0x40000}, 0x40000) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f0000000e80)={0x5, 0x0, [{0x0, 0xf5, &(0x7f0000000980)=""/245}, {0x1, 0xe5, &(0x7f0000000a80)=""/229}, {0xf000, 0xe3, &(0x7f0000000b80)=""/227}, {0x5000, 0xf0, &(0x7f0000000c80)=""/240}, {0x100000, 0xe0, &(0x7f0000000d80)=""/224}]}) r2 = gettid() getsockopt$bt_BT_RCVMTU(r0, 0x112, 0xd, &(0x7f0000001040)=0x2, &(0x7f0000001080)=0x2) process_vm_readv(r2, &(0x7f0000000580)=[{&(0x7f00000000c0)=""/118, 0x76}, {&(0x7f0000000140)=""/171, 0xab}, {&(0x7f0000000200)=""/139, 0x8b}, {&(0x7f00000002c0)=""/194, 0xc2}, {&(0x7f00000003c0)=""/135, 0x87}, {&(0x7f0000000480)=""/39, 0x27}, {&(0x7f00000004c0)=""/180, 0xb4}], 0x7, &(0x7f0000000900)=[{&(0x7f0000000600)=""/11, 0xb}, {&(0x7f0000000640)=""/228, 0xe4}, {&(0x7f0000000740)=""/180, 0xb4}, {&(0x7f0000000800)=""/27, 0x1b}, {&(0x7f0000000840)=""/160, 0xa0}], 0x5, 0x0) 2018/04/03 20:42:37 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f000000d000)={0xa, 0x4e20}, 0x1c) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20}, 0x1c) recvmsg(r0, &(0x7f0000000000)={&(0x7f00000006c0)=@nfc, 0x80, &(0x7f0000000580)=[{&(0x7f0000000600)=""/135, 0x87}], 0x1, &(0x7f0000000180)=""/128, 0x80}, 0x3) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x1c001, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000140)='bic\x00', 0x4) sendmsg(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001000)="8e86a4b9500a1139a0d93a78de7ed00ae239537b41a4eacfcfd438dfbe84ef20bd7e66cfb9bde86f5b1d1bae840e6c373fd2d58909d8ac8f1aca1b6e95b92948d4525d", 0x43}], 0x1, &(0x7f0000002000)}, 0x8000) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f00000000c0)={@loopback={0x0, 0x1}, 0x8000, 0x0, 0xff, 0xa, 0xbe4d, 0x707, 0x3}, 0x20) sendmsg(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000002ff0)=[{&(0x7f0000000040)="bce5", 0x2}], 0x1, &(0x7f000000ae80)}, 0x0) 2018/04/03 20:42:37 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="65922e0958526a24ee46c0fe98dfe24081cfe4ce873e82d703779e11592b8c168af11805ff22dfeaf85a6fc8987c11b8a4fb34f731b8e468a859ee0205054a3ee51699a974437121fb53318b69c1dfd9d0f1d26b451f290e814a2a30ed07cffb2fe5c79b6af018caaee2040c34ab9c68859a2a3670c42c6ee5116b8d37f275b70f1adf4dfa21bd0c96d031e71618f0b9219d729fa42def7b64d1bea698930f066a94b509700feb871eebe7ad842bd23f92cc4edb90a1d3972f7132cc82b1231c31ff20f5d88aa4cb694b2faa48580da32f72b3cca127494fc7b0aff2a9a85078775cd4b3368c124c1751afc5d6de592ba2f4261b125badb5d292103b06d8e63a6f43e3755245c3816305f6bd8bd197dd5d25823a513a62895bf95d3adebae6a59362c3940cb8b778a72ed9b2296182f9ff470242d15062336c6ba0a8370c62fa0d03d1b01b8ff668f76f2318507669d4e530d4b8e0be8a06b59cfee01c830a4bd7e3ce0282859ee9455b3d3bcbd61a0a91cdde373ae3ec1d67a5860c01f7a200c80613f35b37a802f2b3809ea63c10c93fedcb962cf39a179db80feaf4bceb5d0f6d9bef3728df882909c24b2b86d8153778d36aaa73d94c3df255f5221d04d70e045a2ead3dddaf731b1168472667873e60200b909b91e7df12b912c6f640b00febb400397786dcf8bc490dbac4aad7009a406b79fcf78c0afeb915a13c1512c2cda7fd39585c6e7af8dea8cbd73265241839ef10ccb64a69ba7f2f6755c15b65918f8cd6192a15e5b3092366b39604b76b4ce86301639d9babb81a7ff1ca3bf91a19fc644ad5271acbf3a9f0548e63e36f7c3b59864afa70a2fb760f163ccf67133a2c0a4be3794d769b96bffec48b1abcb25540055da260e46d976757eda5fcaad2de5919cde577d66e1e8812af46fbfcfd45ac409f515be1b685a3f07af5dfd89740d99e14966ace4379acd496bc4ee1d8e10f603760d35439b053fb8207faff133d5ac33d872e41fe8aa0be858a71383acaf3daabc2c1dea8485bbcdd77a21eae1b2c4da828b811f9d02ab6b0624d818b582e29f2ebaeb762e2a1caca146cb5a4b17a64831677f2ac3e40737ca8df11a8379f0df08cdfacc5615aeef46364440e117ab5971f969964c78875f9f0cd195e31b32068f1c595a5b2ccb72c0d618b1e8275764d7aee4a708ff9d91d6d301f352c571100a8ba2b06fa81d78ffda6c6e5ce801d08adff66608747a6f399f4e94e8b676dd43e73aab17950a6a458eede50be0df87d04d13a9696f8e951ededfeeda42ebc4c3950187fa62beb0cbd4accac19d4a2a897c07ff907fc0dc45f26b39178ff64a4ca3369ae60fcb61f6da01de35b66ae4a7cbc108f04876e0613d4d8364e2047e0a52db54dff8143be4e90852c96029cdc9e75417d4e846b851c656eb4db0fc76545e0c7fbee8d1614bfcfe871c2800db21cf471028e6879e0028d3f1f4e2453b0c008cde7ce5b444b8aac3a4056757cbc63a7f0150c87c17633c485509ead0b9c77324fab2bbdc92509db811997a93afc60ad0fa26077768e2da8a1f6977e6c025879a75f11cc0fecdf3ad81d6f84b37f7aa198d3d2d2b33cb315dfb6f69a366772677f96c7dd0801592b847525a49183baf17cce172de7ab5cc33ac7b4c0709518b08a541688c3254a0706fa51ef03e3670544c270fab94ef02dc60806a01f9d193abcf5081d38dc2b7360df9cc3e2ddf240ce006e5fc1423a2952722460c451aa6029a8f75c741302bda7b69068ed2c587b9cd4d612318aba4a8ecad9d6a1ed387f2cc7203fff6165f5fcae8e79245dd0142440a8c323d263a0a8ca8123b86e85702e215689ea80da01a17c7a1262dbdf020757878ce0cebcc2e7053330213e7e42503970c96439185173a07cec553355892c20d5e26d2b728a67d948c09c25aa1710f1432b428bfbe24c5370fb01837a4a25e5a08548b7cbf0e310bc7d743f5f2766fa2ec1c717a1f823f131ab3256fd0bcc461f3cd6f9cf7289b529450c82484f972f9ace59f50ce7e1bd3c2a0eeb8362211a4eefa531566a3d325163efac9e920b3f434789b6f5b712948923a8cd9d809a433daf11d1d015c2ec47099820509cf1485115041931197a11801cddc823e5f7c0a0e0ad610100aa4be54cb5277d70fb42ffc11feed487f7a79f7c7f39aeb77933c32d035f88188674adf21eee9039c3843d5fe39173808403312f6d352a960032a8c48ffe55b338ef9dc2f20709945007d9", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 154.756103] BFS-fs: bfs_fill_super(): No BFS filesystem on loop7 (magic=00000000) [ 154.785998] BFS-fs: bfs_fill_super(): No BFS filesystem on loop7 (magic=00000000) 2018/04/03 20:42:38 executing program 2 (fault-call:4 fault-nth:17): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:38 executing program 5: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) r1 = fcntl$dupfd(r0, 0x406, r0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000000)={0x1, [0x0]}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000000c0)={r2, 0x6, 0x30}, 0xc) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f0000013e95), 0x4) getsockopt$inet_sctp6_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f0000000100)=@assoc_value, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000140)={0x7, 0x200, 0x6, 0xffffffffffff7edf, r2}, 0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) close(r0) 2018/04/03 20:42:38 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000300)='cgroup.controllers\x00', 0x0, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x0, &(0x7f00000001c0)={'eql\x00', @ifru_mtu=0xfffffffffffffffb}) connect$rds(r0, &(0x7f0000000140)={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10) getpeername$ipx(r0, &(0x7f00000000c0), &(0x7f0000000100)=0x10) getsockopt$netlink(r0, 0x10e, 0x6, &(0x7f0000000200)=""/197, &(0x7f0000000180)=0xc5) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000080)={'syz_tun\x00'}) socket$nl_netfilter(0x10, 0x3, 0xc) connect$can_bcm(r0, &(0x7f0000000040)={0x1d}, 0x10) 2018/04/03 20:42:38 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mixer\x00', 0x60100, 0x0) r1 = getpgrp(0x0) mq_notify(r0, &(0x7f0000000240)={0x0, 0x1e, 0x0, @tid=r1}) r2 = openat(0xffffffffffffffff, &(0x7f0000000280)='./bus\x00', 0x6000, 0x1000000041) readlinkat(r2, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)=""/207, 0xcf) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:38 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:38 executing program 6: r0 = socket$inet6(0xa, 0x0, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x7fffffff, 0x400) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000080)={@in6={{0xa, 0x4e20, 0x7, @local={0xfe, 0x80, [], 0xaa}, 0x6}}, 0x10001, 0xfffffffffffffffe, 0xb73b, "2b3d811111ae2e1e8af01ec93c98a48ef434200041a39e93bc85e45a953d12541f5165725ccc4a4eb5391a2a6c563483cd4ec4d13ab115dffc5718d3b9410f94c0e97039c975317b8d8aea87f2824862"}, 0xd8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0xa}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000000680), 0x3ba, &(0x7f0000002000)=ANY=[@ANYBLOB="10000000000000002900424a14410000"], 0x10}}], 0x2, 0x8000) 2018/04/03 20:42:38 executing program 4: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x10100, 0x0) ioctl$TCSETSW(r1, 0x5403, &(0x7f00000000c0)={0x80, 0x8, 0xce, 0xffff, 0x5, 0x6, 0x9, 0x1, 0x4, 0xffffffffffff4f3a, 0x8, 0x1}) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) lstat(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}) quotactl(0x3, &(0x7f0000000140)='./file0\x00', r2, &(0x7f0000000240)="327f64ec001ed18eb616c88d8d10f445b982bb87489b022c2d07d03c35e2f86cab5f36c1d64fce7ed62566605e5fc527333e1da22286a4d983b2086bf40faed92d711de952b552855d8b1c86aa5b83686ad8ee77a7d01722367e4861410d7aa9dd840867723aa7e1237cff3f010eab12") r3 = eventfd2(0x0, 0x0) write$rdma_cm(r0, &(0x7f0000000100)=ANY=[@ANYRES64=r3, @ANYBLOB="21145488ce067a0c0000e9"], 0x13) 2018/04/03 20:42:38 executing program 7: socketpair(0x8, 0x8080a, 0x10000, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_MAP_BUFS(r1, 0xc0186419, &(0x7f0000001140)={0x2, &(0x7f0000000040)=""/19, &(0x7f0000001100)=[{0x1ce, 0x1000, 0x101, &(0x7f0000000080)=""/4096}, {0x7, 0x60, 0xffffffffffffffe0, &(0x7f0000001080)=""/96}]}) getsockopt(r0, 0x80000007f, 0x3, &(0x7f0000001280)=""/11, &(0x7f0000001240)=0xb) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000001700)) getsockname$inet(r1, &(0x7f0000001180)={0x0, 0x0, @dev}, &(0x7f0000001300)=0xfffffffffffffec7) io_setup(0x8000, &(0x7f0000001340)=0x0) io_destroy(r2) r3 = fcntl$getown(r1, 0x9) getresuid(&(0x7f00000012c0)=0x0, &(0x7f0000001680), &(0x7f0000001480)=0x0) ioctl$DRM_IOCTL_GET_CLIENT(r0, 0xc0286405, &(0x7f0000001440)={0x2000000000000000, 0x1b4a8585, r3, 0x2cec, r4, 0x1, 0x376, 0xa4ba}) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r1, 0xc008551a, &(0x7f00000017c0)=ANY=[@ANYBLOB="ffffef730800760f00008fc0051839b6f9114537c5f523e992d745003135c628cc2673ba6a94147f929ec112a995894a75b7e1456f6c91fab84bac3b60777cdbcd45689c281334643b0700000000000000e8b6626d367ebb51dd8091dc94e39f7bc7705032e08d4d87c13fdfb68e817281d825f31f8cfcf6d2199b10c50e4cb4f2165cac3c9cda5182adda1dc71af08363a325cd9ecd8aff5399dd627899abf92a75c5e246d749b0bd2f914100f725602a1eca09701455a1673edf04b4c32579e21fa6aa9f8d8802dda7fdb8ed5f8cf5ffc9adee7b283af6602a29ce885e8fe0f1a64af97b94125b77c83afcd06336d88ed78b168c692e931a4cdb20b80eff565f91e31d8c195f5f7fa23aa31f244ba4296ffa3c32847e52dbd14a50e7729008b5d1a3c72a08b72ac53cd617951fb209c56f7dedc480b78958d1b60ac8a3d5296d940889e16fe1493a6aea0a56973d5f04fcc05a41ff5d0e2825aa019d2520d67d79da99372e50c006c63890f6bf641bbdfce3"]) ioctl$GIO_SCRNMAP(r0, 0x4b40, &(0x7f00000014c0)=""/97) prctl$setname(0xf, &(0x7f0000001540)='keyring\x00') ioctl$DRM_IOCTL_MARK_BUFS(r1, 0x40206417, &(0x7f0000001580)={0x8, 0x100000001, 0x2, 0x1, 0x0, 0x7}) ioctl$sock_netrom_SIOCGSTAMPNS(r1, 0x8907, &(0x7f00000015c0)) r6 = shmget(0x3, 0x1000, 0x2, &(0x7f0000fff000/0x1000)=nil) shmctl$SHM_STAT(r6, 0xd, &(0x7f0000001600)=""/78) r7 = accept4$packet(r0, &(0x7f00000039c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000003a00)=0x14, 0x800) clock_gettime(0x0, &(0x7f0000003a80)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000003b80)={&(0x7f0000003a40)={0x1d, r8}, 0x10, &(0x7f0000003b40)={&(0x7f0000003ac0)=ANY=[@ANYBLOB="00000000207f00000800000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=r9, @ANYRES64=r10/1000+30000, @ANYBLOB="01000100000000007bd2ab2279e8"], 0x48}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000080) acct(&(0x7f0000003bc0)='./file0\x00') connect$l2tp(r0, &(0x7f0000003c00)=@pppol2tpv3={0x18, 0x1, {0x0, r7, {0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, 0x3, 0x1, 0x4, 0x4}}, 0x2e) readv(r0, &(0x7f0000003e40)=[{&(0x7f0000003c40)=""/153, 0x99}, {&(0x7f0000003d00)=""/46, 0x2e}, {&(0x7f0000003d40)=""/133, 0x85}, {&(0x7f0000003e00)=""/51, 0x33}], 0x4) ioctl$DRM_IOCTL_AGP_ACQUIRE(r0, 0x6430) ioctl$sock_FIOSETOWN(r1, 0x8901, &(0x7f00000016c0)=r3) r11 = getgid() syz_fuseblk_mount(&(0x7f0000003ec0)='./file0/file0\x00', &(0x7f0000003f00)='./file0\x00', 0x1001, r5, r11, 0xffffffffffff7fff, 0x1, 0x200008) fcntl$lock(0xffffffffffffffff, 0x0, &(0x7f000043e000)) mremap(&(0x7f00003fb000/0x400000)=nil, 0x400000, 0x400000, 0x3, &(0x7f0000bff000/0x400000)=nil) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000003f40)={0x0, @in={{0x2, 0x4e22, @multicast1=0xe0000001}}, [0x200, 0x82e, 0x100, 0x3e0000000, 0x3f8, 0x2, 0x2, 0x2, 0x6, 0x4, 0x3f, 0x0, 0x6b88, 0x3, 0x7]}, &(0x7f0000004040)=0x100) 2018/04/03 20:42:38 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) r2 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f00000002c0), 0x4) r3 = socket$inet6(0xa, 0x2000000802, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_opts(r3, 0x29, 0x36, &(0x7f0000000140)=@srh={0x0, 0x6, 0x4, 0x3, 0x7, 0x49aad9ba, 0x7, [@ipv4={[], [0xff, 0xff], @rand_addr=0x6}, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, @mcast2={0xff, 0x2, [], 0x1}]}, 0x38) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000380)={&(0x7f0000000340)='./file0\x00', r3}, 0x10) mincore(&(0x7f0000ff9000/0x4000)=nil, 0x4000, &(0x7f0000000300)=""/6) setsockopt$inet6_int(r1, 0x29, 0x49, &(0x7f00000001c0)=0xffffffffffffffff, 0x4) connect$inet6(r3, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) setsockopt$inet6_opts(r3, 0x29, 0x3b, &(0x7f000037aff8)=@fragment, 0x8) sendto$inet6(r3, &(0x7f0000000000)="19774d194e5db023b30e24e155836ae731243d9aed2abbb54c4d78a6258ba27cda7b9dc6818c3377d7bffeb95d3cd6ce7a151d17eb7efb59ebef3cd83f2aa380389937ea670e82842d342885822b7db84f3042270a754f1cb3d0190a753e207f8b68d0212e23f8682c4c93f18f5d4b087a6e8f248fcb5f30b23cd8a96099ff1a785d8ee2a721c1dc98a0641d3ede3fe16cda2c4d7fe5a66e3c5bcfdb2712ec09ba710d3ff73a19ae31a8ff367381c2ef96279f724ca7a5bd9dbdbb4660aee5c1c768a68d8f35f9ec06511ed1b387c7da99c34b", 0xd3, 0x4040045, &(0x7f0000000100)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80, [], 0xb}, 0x5}, 0x1c) sendmmsg(r3, &(0x7f0000ad9000)=[{{0x0, 0x0, &(0x7f0000bff000), 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="1000000000000000002f0a5a64b47d7a960e99085fb0df65a7ecd6b61db6490dd17cc93f3a204470aa02b71abce921d5e4484949eeac91abc211d1e3a7b14b5336c607eb4463d6cf22024b28c12bfe3e2c1b8dd9ec5e77fe0c13ed5f21449d69aa855552c98314f66543e5103116f80bdc5fba40053dcd1e30234d795b7e0ee0a5acd725c30fe326a221f539d3a42b9dfcb9dcbe9fd97337ec0ca697c126f284d1373cf2a1d153e69caf1b55fa72482f3e645784deae4e8691f2f73d83ca6acdee874574b9ea60672dc84a92b5d9219ba32f96941eb164"], 0x64}}], 0x1, 0x0) listen(r1, 0xa) sendto$inet6(r0, &(0x7f00000000c0)="f8", 0x1, 0x20000004, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) r4 = accept(r1, 0x0, &(0x7f0000000040)) accept4$packet(r4, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000240)=0x14, 0x80800) ioctl$sock_inet6_SIOCSIFADDR(r4, 0x8916, &(0x7f0000000280)={@mcast2={0xff, 0x2, [], 0x1}, 0x69, r5}) [ 154.945445] FAULT_INJECTION: forcing a failure. [ 154.945445] name failslab, interval 1, probability 0, space 0, times 0 [ 154.956796] CPU: 0 PID: 11540 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 154.963726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.973084] Call Trace: [ 154.975679] dump_stack+0x1a7/0x27d [ 154.979327] ? arch_local_irq_restore+0x53/0x53 [ 154.984026] should_fail+0x914/0xae0 [ 154.987757] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 154.992873] ? rb_first_postorder+0xa0/0xa0 [ 154.997214] ? kernfs_add_one+0x50/0x450 [ 155.001285] ? trace_hardirqs_off+0x10/0x10 [ 155.005624] ? find_held_lock+0x35/0x1d0 [ 155.009697] ? __lock_is_held+0xb6/0x140 [ 155.013788] ? check_same_owner+0x320/0x320 [ 155.018121] ? rcu_note_context_switch+0x710/0x710 [ 155.023072] should_failslab+0xec/0x120 [ 155.027058] __kmalloc_track_caller+0x5f/0x760 [ 155.031649] ? kasan_check_read+0x11/0x20 [ 155.035806] ? do_raw_spin_unlock+0x9e/0x310 [ 155.040222] ? kstrdup_const+0x39/0x50 [ 155.044120] ? kasan_check_write+0x14/0x20 [ 155.048351] kstrdup+0x39/0x70 [ 155.051538] kstrdup_const+0x39/0x50 [ 155.055245] __kernfs_new_node+0xa9/0x580 [ 155.059379] ? kernfs_dop_revalidate+0x380/0x380 [ 155.064121] ? kasan_check_read+0x11/0x20 [ 155.068252] ? read_word_at_a_time+0x12/0x20 [ 155.072641] ? strscpy+0x186/0x500 [ 155.076178] kernfs_new_node+0x80/0xf0 [ 155.080052] __kernfs_create_file+0x4b/0x320 [ 155.084457] cgroup_addrm_files+0x3c5/0xa70 [ 155.088772] ? cgroup_file_write+0x710/0x710 [ 155.093166] ? getrawmonotonic64+0x460/0x460 [ 155.097569] ? kasan_check_read+0x11/0x20 [ 155.101696] ? kernfs_active+0xa3/0x170 [ 155.105665] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.110574] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 155.115057] ? cgroup_file_name+0x1d0/0x1d0 [ 155.119364] css_populate_dir+0x340/0x420 [ 155.123501] cgroup_mkdir+0x553/0xfd0 [ 155.127279] ? __lock_is_held+0xb6/0x140 [ 155.131326] ? cgroup_destroy_locked+0x750/0x750 [ 155.136059] ? rcu_read_lock_sched_held+0x108/0x120 [ 155.141071] ? kmem_cache_free+0x258/0x2a0 [ 155.145302] ? set_nlink+0x95/0x120 [ 155.148917] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.153830] ? kasan_check_write+0x14/0x20 [ 155.158041] ? kernfs_get_active+0xb7/0xf0 [ 155.162251] ? cgroup_destroy_locked+0x750/0x750 [ 155.166986] kernfs_iop_mkdir+0x153/0x1e0 [ 155.171117] vfs_mkdir+0x390/0x600 [ 155.174639] do_mkdirat+0x224/0x2b0 [ 155.178277] ? SyS_mknod+0x40/0x40 [ 155.181810] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 155.187327] ? do_syscall_64+0xb7/0x940 [ 155.191280] SyS_mkdir+0x22/0x30 [ 155.194623] ? SyS_mkdirat+0x30/0x30 [ 155.198314] do_syscall_64+0x281/0x940 [ 155.202196] ? vmalloc_sync_all+0x30/0x30 [ 155.206323] ? finish_task_switch+0x1b9/0x970 [ 155.210793] ? finish_task_switch+0x17a/0x970 [ 155.215267] ? syscall_return_slowpath+0x550/0x550 [ 155.220176] ? syscall_return_slowpath+0x2ac/0x550 [ 155.225085] ? prepare_exit_to_usermode+0x350/0x350 [ 155.230089] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 155.235436] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.240261] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 155.245435] RIP: 0033:0x4552d9 [ 155.248612] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 155.256301] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 155.263550] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 155.270801] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 155.278049] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 155.285298] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000011 [ 155.292739] cgroup: cgroup_addrm_files: failed to add cgroup.events, err=-12 2018/04/03 20:42:39 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) r1 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hwrng\x00', 0x100, 0x0) accept4$inet6(r2, &(0x7f0000000200)={0x0, 0x0, 0x0, @loopback}, &(0x7f0000000280)=0x1c, 0x800) tee(r1, r0, 0x7, 0xffffffffffffffff) getsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000180), &(0x7f0000000240)=0xc) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000340)={'gretap0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'bridge0\x00', 0x22001}) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$FUSE_DEV_IOC_CLONE(0xffffffffffffffff, 0x8004e500, &(0x7f00000002c0)) recvfrom$inet(r3, &(0x7f0000000380)=""/111, 0x6f, 0x40002023, &(0x7f0000000080)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) fcntl$F_GET_FILE_RW_HINT(r1, 0x40d, &(0x7f0000000040)) 2018/04/03 20:42:39 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000000540)=@resolve_route={0x4, 0x8, 0xfa00}, 0x10) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x121000, 0x0) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r1, 0x28, 0x6, &(0x7f0000000080)={0x0, 0x7530}, 0x10) finit_module(r0, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x1) ioctl$GIO_FONT(r0, 0x4b60, &(0x7f0000000100)=""/154) 2018/04/03 20:42:39 executing program 0: ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f00000000c0)={0x3, 0xffffffffffffff9c, 0x1}) sendmmsg$nfc_llcp(r0, &(0x7f00000008c0)=[{&(0x7f0000000100)={0x27, 0x1, 0x2, 0x7, 0x0, 0x4, "541e212d133e196a74112f69d50b03420d52a09d696a49a9785f3c1ff50ed1f2382460a17b911a256637a8125c2dd9ee057a07722a1eddeaee1f7b9f78b1ae"}, 0x60, &(0x7f0000000540)=[{&(0x7f0000000180)="e660ff3a7d8c1766a1e4d03fca64a8da0419e829997fe50da6ce7d539ece9d3bfb5a22202fea83f26983b7b651f6ac0a10f4ab5b069a005013a10f805e913c5275642b35e84a6f4c93a4307c25dacf08ce478e28d64787664f10fdf6ad58dcda91436712d4a9dbcd28e5401ef1e2165633a88244d94d764e620689687ffb11ed2cff4d393bd3181ac9d049c1f3f48923e201d4300ec23ce90f0e9f67a7f68443f3dca75dfe0766ffa9561aec35a81ea9b756e34a4f8583943035a35471e5e2df9f993cd951991709f2a89ed4876f956b511a9688c9376cf47c69df7b2f4dd8d64ec2", 0xe2}, {&(0x7f0000000280)="0ac42d1da6a9b6bdee9fd061aee843dac3d6465519cac5247b71c05446990206ef3b7d3663c6a02567e6c504c7bf15c256152c9b2f3f708a7f2171c0e602ee7901aa743a40c28263f67b618a75593db18e6ac273c6bb217496457402ed2be7326486c352dd600ddb5475f55c9b5f44bd041afe4dd70c9d7530949021f4f1cb3249365edf7e44ecf6eb0ebdb847b7460fc18cf2b2fcc1e6491148109c5e", 0x9d}, {&(0x7f0000000340)="d6b403737027d4adaa89cb92a146af", 0xf}, {&(0x7f0000000380)="d974d9e7d21ca70b9cd5d9a8b5ab662e0b7e24c2db3dd897fd84b412352990a6151ffeb7c3f96a75a8b9efb1cff7f24e6997076c31c90b4e7523f84d5ffabc9b1250c60f6289d1a7f0209d748045132ea08bf123e545104c396b9931b113db37a336919ae96d054eb1ba805a9843b7852c107dd11542aa635ddf0b2c0c70ee069f833cd25584f4b46380513a15f728eacd5a583aedcfddd9f4c9cbe91f2221e4", 0xa0}, {&(0x7f0000000440)="9dad5fa163fdf510a1c8c21e6b9ade6858c7eece2e4c937330622268ca5fe3128a62ec4d2622961657dcbc9b9ac24a1c819f32a74b68dad86e953adc1a64b22e4304aefc978ac4894ab9136ad776fa447f5c36b4783740bd5320910a9a1670b554861236540b3cc51e080671e51deb49c06c8c0299cde56bdda8f044d43d7692e574d2d93485f0da5f46569c3c6550f0ec269c03175b58be10225a513bcc9cdfe66973bb328a4a8610254dac33f76e2b6b90dfab4ac49c79448076547622f1dc75013185adb842bdaf8d0d5871da3f0a363b", 0xd2}], 0x5, &(0x7f00000005c0)={0xa0, 0x115, 0xfffffffffffffffc, "070bb0a5ad06b8971b4940bfabc5484a3fa0b78c2f7af3587b24f9eca254ac7ff121394ed4a3cd4a0d27cc9f1aac5bc02ca8b5ef4457155f519dc57250b005f82e7125bd7291b4f2a9bd54c876fc246fba9a6149ed288d728d095c1b1f9bd15df0d777b7b0dfa232ca8a4b99549728561b0f276984c7305f8e062614c012511c66e0bcb8451857280f7db5c040"}, 0xa0, 0x10}, {&(0x7f0000000680)={0x27, 0x0, 0x0, 0x7, 0xfff, 0x3, "d47164b8bfcf2094ad93a6fd9dacfdf242a3e8e8824d28a4685b6f616a27efd00f500d3e2065bb56dc2857d5824d0d6c48133dad87b6e7997522fa2cdc8381", 0x6}, 0x60, &(0x7f0000000880)=[{&(0x7f0000000700)="9dff86f93dc1f9345b7901f4e682332fa2cbf69e121cd67711060c3e428e1ea581e45d9066c6eeb84b9a499cc26e6ce868db1f7d125c341ab4198378c0fe512e889364623a4fd9b15c64110c1d1f0b93688b253feef6d2b53c185089c980d4e7ea2b0f3dd7339e721d42d60e5a963016c3bb2b4a2fb1a57fbc7c26945635b877b90cdeeeadd4c8252b2e549fa8eed6de7debfbce3983a71446a3bc83ae17e2a917d820112795f47f0d42a9bfd80dde55010d7a06b989", 0xb6}, {&(0x7f00000007c0)="c39251a3cf0ac7aeb420294cb7d91f60504a94a9de67a611d513a642719fd99c60ba8ee6f789ec79fc8197a524956244922ca18174e42ec8baa038562cb4a03f", 0x40}, {&(0x7f0000000800)="9c52771d123e0019fa138689712a738f0d849c3d2781f2034f77e5645dfd4bb6d2c00409dc846a6f67d6857c8f91a99b50934f67dbcbd9795389fcf7a69a020f36c2e042e4c15e8bccfbf3138eb9c76d5c41274d", 0x54}], 0x3, 0x0, 0x0, 0x80}], 0x2, 0x8000) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$BINDER_SET_MAX_THREADS(r0, 0x40046205, 0xffffffffffff7fff) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:39 executing program 6: r0 = socket$inet_smc(0x2b, 0x1, 0x0) socketpair(0x10, 0x3, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000080)={0x0, 0x2}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000480)=@sack_info={r3, 0x3ff, 0x2}, &(0x7f0000000380)=0xc) r4 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r1, 0x1, 0x0, &(0x7f00000004c0), 0x1) bind$inet(r4, &(0x7f00008a5ff0)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x11}}, 0x10) ioctl$int_in(r4, 0x5421, &(0x7f00004cfff8)) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000340)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r5, 0x40046104, &(0x7f00000000c0)=0x0) sendto$inet(r4, &(0x7f0000f7db7f)="ba671368d1010000004900000001000000018be49e9301442865319997d0efdb2f54b6a10c7327757482bfce945c2a91fb8dfafc1d3f56bc543ab87321e12cca08a744a2d128b00634bc882151d36809229a96bc3437ef159489384ade077ba295eac2882dbfd3781dd4d4e609c42628dbb709b3eb1fa030009045dd98b9e6d77b6cec9ceb685595d43995e0f04c32260943add79831e661c6a351dedc8b9d220fbf9fb6e44fb6a629ce9a82025124fec9f3ee751f7da0cd7e799be88ddbdac20b48e890ff81d7fa28c2d017d7932f2569038740461accd4582f576e4fdb6150a3399f8266bc19eb943648ad1ad81420ed6c382436e474390c8995e829e4f9df43eed85a60b9ee254e31eb62900857fa134e76cc64880334adbff069a2e5e647d2ed36a96b23834b6f6ca6b8113baf4cf30347fbb7ffc30aea99872cc0dba03b07d3347b2d257edbe2733c26b7337a79962d8ce85469e3bcbe0e4a48a6ae69d13f2d4b5155b390ef67aa714b82b6313ee277cb8986eca5db2e97cb1ae2243bba80274f614ece521baef443394b4c161cb9ae926e21892578b49cfd6efe1cb1572148c10d92218ed73ec116a18de80ac42d2726a4523a764fc6dc356c5fbbf9d2c947ae3bc9a3dc76099f3257c8d5952876151b0326d8cb1d5683ee4ad5ded9a34c00ac1b03f34627ec18a7c2e92c87b7896549cfab5eb55fa85a970994bd4b22b5f0d045e241256d06f485a47b4a55ed389bc1734541232cd41908b5cfa4b8fcfcafce500a0c7ae99767713a98e7927aa69f6ccd7daea62f19ceb82559f41899c9a9aee99113e7e64b5f8b9824be9fdbfa4dd4995673d882bb4daeb64413b334e114965d2ba3cea8051e692508701b9400cb12eae457f8b8549944091b729160939918d8fcae611a5ded665f770db637487a236da1a58ba7566668651a77171fc4fe506496d19059343dbe4f426625d3f2b705f54581372361770bf5a9098a9fafefaf546426b294239ac33e3186e4d58ad2fa995a6ad4dc074e7cca11aead109563b2076c7c6e9f57ec63df960804e2e7f9d8444de9550cca3df7834d864e9777291c2e1f6205de2e43dc995ab8bb1515a365efc2830fa3e7a1dd137f550d6035212bc1f51c3b4ceea430df49ffc9210084ef156ad7e0d219efd6c116693735b44521d389969a3a65617cd2fd6e14060601cee4cd054cf36fe048b57d1d9ee3cad2a73552449926b4a6b03fbe9c0ec68357e1fbe52ed77b67f5870c0aefb7ee8236747e0d67a26725fb515544cbbe8464da94cfd8c0b94bb4e51a263b1749bd0a7cf651931f806d1b928d1f9994f1ad4d50e6a5cd7a8e4e687f8564fdacc864013d095ba9d5709eced3c28eabda476d177a7836400a01e02beeb5a6636d4064fdda344967ad8682d14b87c71727cb66be27d1d39191f4223c545b62fb4860262ba8076a65dbc194cee1df846c584b7bbe9dce6e6895b2cbbb64b03b55548b845cc3de2f939ef918421af9a5e9157e837651245299c03992d0ddee06bd22a31522aca0f309b1feccebc0b1c0ed9d21c19bfd15cd313ff64394fd6a10904890c9f6d646b026f27253e8f584c3ffd20ad67e8b62ed7676706d40bc5c80e376980b81", 0x481, 0x0, &(0x7f000069affb)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) socket$rds(0x15, 0x5, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r4, &(0x7f0000f24000)) close(r4) r7 = socket$nl_generic(0x10, 0x3, 0x10) getpriority(0x1, r6) sendmsg$nl_generic(r7, &(0x7f0000000240)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000001600)=ANY=[@ANYBLOB="5004000825000000000000000000000000000000b71832c36b07c2709bc15a13cb1b4ccffc031a1c2c5b5b4846e7c88b63e3194bb1c611abf62a"], 0x1}, 0x1}, 0x0) r8 = socket$inet6_sctp(0xa, 0x1, 0x84) r9 = accept4(0xffffffffffffffff, &(0x7f0000000000)=@un=@abs, &(0x7f0000000180)=0x80, 0x800) fdatasync(r8) sendmsg$kcm(r9, &(0x7f0000001800)={&(0x7f0000000580)=@nfc={0x27}, 0x80, &(0x7f00000017c0)=[{&(0x7f0000000600)="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", 0x1000}, {&(0x7f0000001640)="c25abf1f0ac8473f00029970108f2beaf855d451545e095d341677d3823512459bdd913fd9ed176f847d0feb331c8b63ecbe3a34b1cf0a1c7f7081d61292d6b9fd45d2734d6e025d234fe78f34caaf0bdd5b99d3cc37af51ec899b75f7abd9cb7e9262c6e243258546ccd2615b902f2b09d4165f467c1dfc93b74a4f857527", 0x7f}], 0x2, 0x0, 0x0, 0x4000000}, 0x4000) sendmsg$nl_crypto(r9, &(0x7f0000000300)={&(0x7f00000001c0)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)=@delrng={0x10, 0x14, 0x400, 0x70bd2a, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x20000000}, 0x80) accept4$alg(r4, 0x0, 0x0, 0x80800) getsockopt$SO_COOKIE(0xffffffffffffffff, 0x1, 0x39, &(0x7f0000000000), &(0x7f0000000040)=0x8) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0xb}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000500)="b1", 0x1, 0x0, &(0x7f0000000540)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000400)="6e72300000000000006f7e301700", 0x0) ioctl$ASHMEM_SET_NAME(r2, 0x41007701, &(0x7f0000000440)='ppp1securityeth1\x00') 2018/04/03 20:42:39 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:39 executing program 2 (fault-call:4 fault-nth:18): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:39 executing program 4: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/vcs\x00', 0x2000, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f0000000280)=""/102) set_mempolicy(0x2, &(0x7f0000000480)=0x5, 0x7) openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f00000d5000)) mknod(&(0x7f0000000080)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000f8aff8)='./file0\x00', &(0x7f00000affc0), &(0x7f0000000080)) r1 = syz_open_procfs(0x0, &(0x7f00000e0000)='stack\x00') readv(r1, &(0x7f000066dff0)=[{&(0x7f00008ad000)=""/178, 0xb2}], 0x1) readv(r1, &(0x7f00000012c0), 0x0) r2 = open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x26102, 0x0) pipe2(&(0x7f0000000680)={0x0, 0x0}, 0x80800) syz_open_dev$loop(&(0x7f0000000140)='/dev/loop#\x00', 0x2, 0x10000) ioctl$LOOP_SET_STATUS(r3, 0x4c02, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x25, 0x6, 0x12, 0x15, "502def54d41ff770625ff3102d878384dcccee090492c1e47a06644ccb057d925a1be557b1f12abbe196529414c64114a905b70415f1f0d4993d328e271d8dfb", "74b29b0b537c83307600e5ec5a9989fca739668d1228811d1f090bcb59f78394", [0x5, 0x100000000]}) r4 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) r5 = dup3(r0, r4, 0x80000) setsockopt$inet_udp_int(0xffffffffffffffff, 0x11, 0x0, &(0x7f0000000000), 0x4) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000400)={0xdf92000000000000, 0x0, 0x2, 0x800000000000000}) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000440)={0x1ff, 0x0, 0x10003, 0x4}) ioctl$DRM_IOCTL_AGP_ALLOC(r3, 0xc0106434, &(0x7f00000000c0)={0x200, r6, 0x8000000010001, 0x3f}) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0106434, &(0x7f0000000100)={0x3, 0x0, 0x10003, 0xfffffffffffffff8}) mkdir(&(0x7f0000000240)='./file0\x00', 0x110) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x6e, &(0x7f0000101000)={@random="cd390b081bf2", @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "02290f", 0x38, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x32, 0x0, @loopback={0x0, 0x1}, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb]}, [], "802a08000000006b"}}}}}}}, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f00000004c0)={0x0, @in6={{0xa, 0x4e22, 0x4, @empty, 0x1f}}, [0xead, 0x2b0e, 0x8, 0xffffffffffffff68, 0x3, 0x7fff, 0x401, 0x9, 0x9, 0x5, 0x2, 0xffffffffffffffe0, 0x1, 0xed2, 0x7f]}, &(0x7f0000000340)=0x100) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f00000006c0)={r7, @in6={{0xa, 0x4e23, 0x4, @mcast2={0xff, 0x2, [], 0x1}, 0x20}}, [0x9, 0x4, 0xda5f, 0xfffffffffffffffb, 0x7, 0x4, 0x0, 0x7, 0x6, 0x5, 0x0, 0x3, 0x1, 0x4, 0x6]}, &(0x7f0000000380)=0x100) ioctl$TUNSETPERSIST(r5, 0x400454cb, 0x100000000) mount(&(0x7f0000000040)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f0000000280)) bind$vsock_stream(r1, &(0x7f0000000300)={0x28, 0x0, 0xffffffff, @hyper}, 0x10) 2018/04/03 20:42:39 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f000000cfe4)={0xa}, 0x1c) setsockopt$inet6_int(r1, 0x29, 0x3e, &(0x7f00000001c0)=0x2, 0xd7) setsockopt$inet6_int(r1, 0x29, 0x3c, &(0x7f0000000000)=0x9, 0x4) sendmmsg(r1, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f0000000380), 0x24d, &(0x7f00000003c0)}}, {{&(0x7f0000000140)=@in6={0xa, 0x4e22, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000000040)=[{&(0x7f0000000500), 0xfffffeb6}], 0x1, &(0x7f0000000000)}}], 0x40000000000001c, 0x0) close(r1) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r2, &(0x7f0000000700)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f00000006c0)={0xffffffff}, 0x13f}}, 0x20) open_by_handle_at(r0, &(0x7f0000000200)={0x4e, 0x6, "ff828a62a12297802bc7bd95beae8651120f25de4625bc457e5404eb4500d5e30ca017132082880fea992ca4d88f5ec6c61ef40f12608fd0300e0fcec49379c096ee02f5cc94"}, 0x40000) write$rdma_cm(r2, &(0x7f0000000000)=@set_option={0xe, 0x18, 0xfa00, @id_resuseaddr={&(0x7f00000000c0), r3, 0x0, 0x1, 0x4}}, 0x20) 2018/04/03 20:42:40 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 156.000496] FAULT_INJECTION: forcing a failure. [ 156.000496] name failslab, interval 1, probability 0, space 0, times 0 [ 156.011814] CPU: 1 PID: 11564 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 156.018740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.028089] Call Trace: [ 156.030676] dump_stack+0x1a7/0x27d [ 156.034306] ? arch_local_irq_restore+0x53/0x53 [ 156.038984] should_fail+0x914/0xae0 [ 156.042699] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:42:40 executing program 0: perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpgid(0xffffffffffffffff) perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x7ff, 0x2, 0xffff, 0x0, 0x0, 0x1f, 0x20000, 0x1, 0x1, 0x9, 0x7, 0x20, 0x3f, 0x4, 0x7, 0x1e, 0xff, 0x1, 0x7, 0x3f, 0x7fffffff, 0x6, 0x0, 0x100000000, 0x3, 0x6, 0x1, 0x3, 0x3, 0x80, 0xf66, 0x1, 0x2, 0x5, 0x1, 0x7fff, 0x0, 0x401, 0x0, @perf_config_ext={0x1, 0x10000}, 0x400, 0x8, 0x6, 0x7, 0x3, 0x8, 0x7}, r1, 0xf, r0, 0x2) open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x70) getpgid(r1) [ 156.047794] ? trace_event_raw_event_lock+0x340/0x340 [ 156.052986] ? rb_first_postorder+0xa0/0xa0 [ 156.057314] ? trace_event_raw_event_lock+0x340/0x340 [ 156.062502] ? kernfs_add_one+0x50/0x450 [ 156.066563] ? trace_hardirqs_off+0x10/0x10 [ 156.070888] ? find_held_lock+0x35/0x1d0 [ 156.074964] ? __lock_is_held+0xb6/0x140 [ 156.079038] ? check_same_owner+0x320/0x320 [ 156.083362] ? rcu_note_context_switch+0x710/0x710 [ 156.088295] should_failslab+0xec/0x120 [ 156.092279] __kmalloc_track_caller+0x5f/0x760 [ 156.096860] ? kasan_check_read+0x11/0x20 2018/04/03 20:42:40 executing program 6: r0 = socket$inet_smc(0x2b, 0x1, 0x0) socketpair(0x10, 0x3, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000080)={0x0, 0x2}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000480)=@sack_info={r3, 0x3ff, 0x2}, &(0x7f0000000380)=0xc) r4 = socket(0x40000000015, 0x5, 0x0) setsockopt$sock_int(r1, 0x1, 0x0, &(0x7f00000004c0), 0x1) bind$inet(r4, &(0x7f00008a5ff0)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x11}}, 0x10) ioctl$int_in(r4, 0x5421, &(0x7f00004cfff8)) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000340)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r5, 0x40046104, &(0x7f00000000c0)=0x0) sendto$inet(r4, &(0x7f0000f7db7f)="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", 0x481, 0x0, &(0x7f000069affb)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) socket$rds(0x15, 0x5, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r4, &(0x7f0000f24000)) close(r4) r7 = socket$nl_generic(0x10, 0x3, 0x10) getpriority(0x1, r6) sendmsg$nl_generic(r7, &(0x7f0000000240)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000001600)=ANY=[@ANYBLOB="5004000825000000000000000000000000000000b71832c36b07c2709bc15a13cb1b4ccffc031a1c2c5b5b4846e7c88b63e3194bb1c611abf62a"], 0x1}, 0x1}, 0x0) r8 = socket$inet6_sctp(0xa, 0x1, 0x84) r9 = accept4(0xffffffffffffffff, &(0x7f0000000000)=@un=@abs, &(0x7f0000000180)=0x80, 0x800) fdatasync(r8) sendmsg$kcm(r9, &(0x7f0000001800)={&(0x7f0000000580)=@nfc={0x27}, 0x80, &(0x7f00000017c0)=[{&(0x7f0000000600)="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", 0x1000}, {&(0x7f0000001640)="c25abf1f0ac8473f00029970108f2beaf855d451545e095d341677d3823512459bdd913fd9ed176f847d0feb331c8b63ecbe3a34b1cf0a1c7f7081d61292d6b9fd45d2734d6e025d234fe78f34caaf0bdd5b99d3cc37af51ec899b75f7abd9cb7e9262c6e243258546ccd2615b902f2b09d4165f467c1dfc93b74a4f857527", 0x7f}], 0x2, 0x0, 0x0, 0x4000000}, 0x4000) sendmsg$nl_crypto(r9, &(0x7f0000000300)={&(0x7f00000001c0)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)=@delrng={0x10, 0x14, 0x400, 0x70bd2a, 0x25dfdbfd}, 0x10}, 0x1, 0x0, 0x0, 0x20000000}, 0x80) accept4$alg(r4, 0x0, 0x0, 0x80800) getsockopt$SO_COOKIE(0xffffffffffffffff, 0x1, 0x39, &(0x7f0000000000), &(0x7f0000000040)=0x8) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0xb}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000500)="b1", 0x1, 0x0, &(0x7f0000000540)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000400)="6e72300000000000006f7e301700", 0x0) ioctl$ASHMEM_SET_NAME(r2, 0x41007701, &(0x7f0000000440)='ppp1securityeth1\x00') [ 156.101004] ? do_raw_spin_unlock+0x9e/0x310 [ 156.105413] ? kstrdup_const+0x39/0x50 [ 156.109299] ? kasan_check_write+0x14/0x20 [ 156.113532] kstrdup+0x39/0x70 [ 156.116721] kstrdup_const+0x39/0x50 [ 156.120433] __kernfs_new_node+0xa9/0x580 [ 156.124581] ? kernfs_dop_revalidate+0x380/0x380 [ 156.129339] ? kasan_check_read+0x11/0x20 [ 156.133485] ? read_word_at_a_time+0x12/0x20 [ 156.137889] ? strscpy+0x186/0x500 [ 156.141449] kernfs_new_node+0x80/0xf0 [ 156.145337] __kernfs_create_file+0x4b/0x320 [ 156.149753] cgroup_addrm_files+0x3c5/0xa70 [ 156.154090] ? cgroup_file_write+0x710/0x710 [ 156.158504] ? getrawmonotonic64+0x460/0x460 [ 156.162925] ? kasan_check_read+0x11/0x20 [ 156.167076] ? kernfs_active+0xa3/0x170 [ 156.171055] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 156.175984] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 156.180472] ? cgroup_file_name+0x1d0/0x1d0 [ 156.184800] css_populate_dir+0x340/0x420 [ 156.188962] cgroup_mkdir+0x553/0xfd0 [ 156.192755] ? __lock_is_held+0xb6/0x140 [ 156.196819] ? cgroup_destroy_locked+0x750/0x750 2018/04/03 20:42:40 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 156.201571] ? rcu_read_lock_sched_held+0x108/0x120 [ 156.206583] ? kmem_cache_free+0x258/0x2a0 [ 156.210816] ? set_nlink+0x95/0x120 [ 156.214448] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 156.219377] ? kasan_check_write+0x14/0x20 [ 156.223607] ? kernfs_get_active+0xb7/0xf0 [ 156.227836] ? cgroup_destroy_locked+0x750/0x750 [ 156.232596] kernfs_iop_mkdir+0x153/0x1e0 [ 156.236749] vfs_mkdir+0x390/0x600 [ 156.240288] do_mkdirat+0x224/0x2b0 [ 156.243915] ? SyS_mknod+0x40/0x40 [ 156.247455] ? ksys_mount+0xd4/0x120 [ 156.251165] ? do_syscall_64+0xb7/0x940 [ 156.255134] SyS_mkdir+0x22/0x30 [ 156.258499] ? SyS_mkdirat+0x30/0x30 [ 156.262218] do_syscall_64+0x281/0x940 [ 156.266108] ? vmalloc_sync_all+0x30/0x30 [ 156.270802] ? finish_task_switch+0x1b9/0x970 [ 156.275304] ? finish_task_switch+0x17a/0x970 [ 156.279794] ? syscall_return_slowpath+0x550/0x550 [ 156.284724] ? syscall_return_slowpath+0x2ac/0x550 [ 156.289648] ? prepare_exit_to_usermode+0x350/0x350 [ 156.294661] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 156.300025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 156.304877] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 156.310064] RIP: 0033:0x4552d9 [ 156.313244] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 156.320948] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 156.328208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 156.335470] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 156.342729] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 156.349988] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000012 [ 156.357415] cgroup: cgroup_addrm_files: failed to add cgroup.events, err=-12 2018/04/03 20:42:40 executing program 6: syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="00080000ec050000130200001200000000000000000200000001000024d96443e10000001e000000000000000010ec0302000100526549734572334673000000030000000200dffed9", 0x49, 0x10000}], 0x0, &(0x7f0000011400)) 2018/04/03 20:42:40 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f00000000c0)={0x5690f671, {{0xa, 0x4e22, 0x0, @loopback={0x0, 0x1}, 0x5}}}, 0x88) 2018/04/03 20:42:40 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:40 executing program 7: bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x9, 0x3, &(0x7f0000000080)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x2a, 0x25}, [], {0x95}}, &(0x7f0000000000)='GPLo', 0x6, 0x99, &(0x7f0000000180)=""/153}, 0x48) mprotect(&(0x7f00002bd000/0x1000)=nil, 0x1000, 0x1) r0 = socket$inet6_dccp(0xa, 0x6, 0x0) getsockopt(r0, 0x10d, 0x0, &(0x7f0000a7d000), &(0x7f00002bdffc)) 2018/04/03 20:42:40 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x0) r1 = memfd_create(&(0x7f0000000140)="000000008c00000000000000000000", 0x0) socket$inet_icmp(0x2, 0x2, 0x1) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000000)={0xd92, 0xfffffffffffffffd, 0x9, 0x1, 0xc38, 0xa5ec, 0x1, 0x7ff, 0x0}, &(0x7f0000000040)=0x20) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f00000000c0)=@assoc_value={r2, 0x200}, &(0x7f0000000100)=0x8) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, "6df1733d7a8a242fd899e0633f5fcea8fb5a550ed80ebba4d909c7a124d8ac39add13dc93a80f22ff9fd35a844f3e8b5ade4e5935137af6fe251190634435dca", "6aaba7a936009867bd21673a08478220febadc5ca0c0caf1f4833b9ff18a89a285f049691fdaee090426b5018b54096bdaacf1e7a2fb27febc2e8d7b46599493", "ecd2881042e088581e6e599a5591e6c882e32e7ea6697b93d32112b2bc83d72a"}) 2018/04/03 20:42:40 executing program 5: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x4000, 0x0) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r0, 0x4008ae48, &(0x7f0000000040)=0x4) setsockopt$inet6_int(r0, 0x29, 0x3f, &(0x7f0000000100)=0x3, 0x4) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r0, 0x4058534c, &(0x7f0000000080)={0x7, 0x6, 0xfffffffffffffffc, 0x7f, 0x2, 0x1ff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000200)={r0, 0x50, &(0x7f0000000140)}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0), 0x68) 2018/04/03 20:42:40 executing program 4: syz_mount_image$minix(&(0x7f00000012c0)='minix\x00', &(0x7f0000001300)='./file0\x00', 0x0, 0x0, &(0x7f0000002540), 0x8000, 0x0) syz_mount_image$xfs(&(0x7f0000000000)='xfs\x00', &(0x7f0000000040)='./file0\x00', 0xaa, 0x8, &(0x7f0000001600)=[{&(0x7f0000000080)="ea1920bfd398cf5803679cefda1ad560cf82f128f6cc76e421d61dcc0355dc8b14864891aa44c96a558ddd308ccdcfd1ce66168df62d62d31247bcc64144c2d03d2b2a234792aeeb0d2c381ba97f9cefebc5e9b7272791221774226e436ec7d08dc4c5b79a767ce460c038cc6cde1709ff58cf3ba5c45a87370ff1cb7fdabe1ed4adeff595875d6e88d1d20bd9b66e5dc7564568d95d15cdca00ccdbe2e1c7317318caab0ffb91f0f417e417adf3284a4abf1175da1ca19b1a9769875aa928c52657ed27e1f5fce42e52d9", 0xcb, 0x5}, {&(0x7f0000000180)="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", 0x1000, 0x682de730}, {&(0x7f0000001180)="8579e61001e1030c508f95d4d1c5627b667d419706beb8e72c8319402f91a548bf7c7279612564a8c5b27581701f082e5fabedb3a9a59731f0482daaf4079d4acf029f3e515c4af1dec6a3e7301e5d5b1a81b0c51904c1f2300712fffd8de90f3774e979644807c1086badb446ebb8e27fd158977301e3516a2b41666c5966c18503dacfcd85009a5bdbc7edefd3dcd7f0a5afc7b25a2a3c4a50c9b054c1c10fb3a9a074c14e61f03a38f3f2679ff4241f6a036c4467bb999b311a70cad0d116886cff8f8b611e2374d5571112a90230162f612106ad2db52aa639373b9edfb04e0095163baf247376311cf08854ade8", 0xf0, 0x3}, {&(0x7f0000001280), 0x0, 0xc248}, {&(0x7f0000001340)="556ff3245a98b73f13d809e837f53d1c423a7cc43018ebae4cb72e5811870a863fc6f333bebb3f0911e8274d323e1901a1291f72a6f3d22e35859521a30127f908b906cc6c45ec717d18b0aba774e4685d547e8e7550f41e982f46469e83ca1c4fab07d9fcc9feee60a1aa1c709981b0589b2708dd4b8e23ebf4dbc43019abe21ba18cda40d5539f3a75e47a22e09d80be39f74977a337923f84070b4b34c1e5e5ca7db2fadb7e1db558fe30b87b3cce605f", 0xb2, 0x100000000}, {&(0x7f0000001400)="b6bc7f0d8e45d7770281f4a1c749372f2f8e4a37a0ebce6b292d25a6ea9206098c0f15daa68e4cf06db05ad12ed42ad0330ea2a306a29d28d904d50a62f8cf1e54fefb78df74904977d16d2f51e52d", 0x4f, 0x4}, {&(0x7f0000001480)="06543e41a2894bce5a543012e27be851ceafc42ce865b23cc8bbfe080c3c08e9df06bbb1493df8373f03a8fd19b930ca1e7e2ea231869ff05cb09b5c5e77bf17dcae59606d374bfb3f32084883c931656ae244647f6f785d44ad2d03180b00ff319990430e98b4b12a7279e2daad15e2412dcb14892e41f353d661754be439480b8d0855367fd80644e76720d982bf2b6c835e7848a6c2951658e26c382aa88fdb66959097b7bbcdaf25c758", 0xac, 0x2927}, {&(0x7f0000001540)="10af46eda204fda837f00e162f0f7583d8f2327478959ce7b0f926eea93bf7b22540466dcdf67ce3f1b29633fbb81f0b840d7925f48087d063b3ba4c3d9d9a5236fb9c30c310bb9ef09cffde93b6bb3929c9ec164876592d8715357354cecc03a76e422fab41248c7e1968fd10e532969367666ef53543aa1cb838e09bd2ecf9626cae701f98856d67182d52cea51cfffb25ebd1ce7c1e3b16726c4ba17eba05ee8a0e173bf08079074ea8a45f0995", 0xaf, 0x5}], 0x2000, &(0x7f00000016c0)=ANY=[@ANYBLOB="6e6f75c71518c67569642c6771756f74612c626172726965722c696b65"]) 2018/04/03 20:42:40 executing program 2 (fault-call:4 fault-nth:19): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 156.916607] FAULT_INJECTION: forcing a failure. [ 156.916607] name failslab, interval 1, probability 0, space 0, times 0 [ 156.927961] CPU: 0 PID: 11610 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 156.934902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.944267] Call Trace: [ 156.946866] dump_stack+0x1a7/0x27d [ 156.950509] ? arch_local_irq_restore+0x53/0x53 [ 156.955203] should_fail+0x914/0xae0 [ 156.958930] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 156.964045] ? rb_first_postorder+0xa0/0xa0 [ 156.968391] ? find_held_lock+0x35/0x1d0 [ 156.972469] ? __lock_is_held+0xb6/0x140 [ 156.976559] ? check_same_owner+0x320/0x320 [ 156.980897] ? rcu_note_context_switch+0x710/0x710 [ 156.985850] should_failslab+0xec/0x120 [ 156.989837] __kmalloc_track_caller+0x5f/0x760 [ 156.994429] ? kasan_check_read+0x11/0x20 [ 156.998587] ? trace_hardirqs_off+0x10/0x10 [ 157.002913] ? kstrdup_const+0x39/0x50 [ 157.006811] ? kasan_check_write+0x14/0x20 [ 157.011059] kstrdup+0x39/0x70 [ 157.014261] kstrdup_const+0x39/0x50 [ 157.017982] __kernfs_new_node+0xa9/0x580 [ 157.022147] ? kernfs_dop_revalidate+0x380/0x380 [ 157.026917] ? kasan_check_read+0x11/0x20 [ 157.031073] ? read_word_at_a_time+0x12/0x20 [ 157.035483] ? strscpy+0x186/0x500 [ 157.039053] kernfs_new_node+0x80/0xf0 [ 157.042951] __kernfs_create_file+0x4b/0x320 [ 157.047382] cgroup_addrm_files+0x3c5/0xa70 [ 157.051728] ? cgroup_file_write+0x710/0x710 [ 157.056156] ? getrawmonotonic64+0x460/0x460 [ 157.060580] ? kasan_check_read+0x11/0x20 [ 157.064733] ? kernfs_active+0xa3/0x170 [ 157.068726] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 157.073663] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 157.078165] ? cgroup_file_name+0x1d0/0x1d0 [ 157.082507] css_populate_dir+0x340/0x420 [ 157.086668] cgroup_mkdir+0x553/0xfd0 [ 157.090469] ? __lock_is_held+0xb6/0x140 [ 157.094543] ? cgroup_destroy_locked+0x750/0x750 [ 157.099309] ? rcu_read_lock_sched_held+0x108/0x120 [ 157.104348] ? kmem_cache_free+0x258/0x2a0 [ 157.108590] ? set_nlink+0x95/0x120 [ 157.112227] ? debug_lockdep_rcu_enabled+0x77/0x90 2018/04/03 20:42:40 executing program 7: syz_mount_image$gfs2(&(0x7f0000000180)='gfs2\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x12c, &(0x7f0000000580), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="8f6ad8d44b5154eb3491d2b2630000000500d9fd11a638"]) r0 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x5, 0x8000) ioctl$EVIOCGUNIQ(r0, 0x80404508, &(0x7f0000000080)=""/227) pwrite64(r0, &(0x7f0000000200)="769544bab4e43b35a78c76c686da4e", 0xf, 0x0) 2018/04/03 20:42:40 executing program 4: r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x80000001, 0x100) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000200), &(0x7f0000000240)=0x14) getsockopt$packet_buf(r1, 0x107, 0xf, &(0x7f0000000140)=""/137, &(0x7f0000000080)=0x89) connect$pppoe(r0, &(0x7f00000000c0)={0x18, 0x0, {0x1, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 'ip6_vti0\x00'}}, 0x1e) ioctl$PPPIOCGCHAN(r0, 0x80047437, &(0x7f0000000100)) ioctl$PPPOEIOCSFWD(r0, 0x4008b100, &(0x7f0000000040)={0x18, 0x4, {0x0, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 'syz_tun\x00'}}) sendto$ax25(r1, &(0x7f0000000280)="349b3ac967351754190bafa30a504bd6772da759f3b77c8530b760e6f3b29beab87fcb74d941b0a4d69761b0aeb2fa8aa2c2d2242439020d31141ac3a4a6", 0x3e, 0x4000001, &(0x7f00000002c0)={0x3, {"2c357477e115ab"}, 0x5}, 0x10) 2018/04/03 20:42:40 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000500)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = dup3(r2, r0, 0x0) syz_kvm_setup_cpu$x86(r1, r3, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000180)=[@text64={0x40, &(0x7f0000000040)="440f20c0350e000000440f22c0260f013ab805000000b9078000000f01d9b9321001c0b802000000ba000000000f30c744240000f0d9e8c744240204000000c7442406000000000f011424c4227d0ff70f353e660f38814d0ac4e27d8c07668ec5", 0x61}], 0x1, 0x4d, &(0x7f0000000000), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x400, 0x8000) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000017000/0x18000)=nil, &(0x7f0000000000)=[@text32={0x20, &(0x7f00000001c0)="c4c199c4d0480f019a97c30000b9800000c00f3235010000000f3064660f7c1e0f005a000fc76808660f388249dcc4c21937ad61000000ea000000000200c4c2b9aef4", 0x43}], 0x1, 0x0, &(0x7f0000000100)=[@cr4={0x1, 0x400000}], 0x1) 2018/04/03 20:42:40 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:41 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000000)=0x0) ptrace$pokeuser(0x6, r1, 0xc7, 0xffffffff) getsockopt$inet_buf(r0, 0x0, 0x1, &(0x7f0000002040)=""/4096, &(0x7f0000001040)=0x1000) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/04/03 20:42:41 executing program 4: r0 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0x3, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x3ff, 0x0, r0, 0xcf4}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0xffffff85, 0x1, 0x6c}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f0000000000)=""/251}, 0x48) 2018/04/03 20:42:41 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:41 executing program 1: r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) connect$bt_sco(r0, &(0x7f0000000040)={0x1f, {0x8080000000, 0x6, 0x40, 0x0, 0x0, 0x4}}, 0x8) fallocate(r0, 0x0, 0xffff, 0x400) r1 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000ccb000)={0x2}, 0x10) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000eb0fb8)={0x1, 0x3, &(0x7f00009ff000)=ANY=[@ANYBLOB="180000000001000000000000000000009500000000000000"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f00006ab000)=""/183}, 0x48) r3 = socket$kcm(0x29, 0x1000000000000005, 0x0) sendmmsg(r3, &(0x7f0000002dc0)=[{{&(0x7f0000002040)=@can={0x1d}, 0x80, &(0x7f00000025c0)=[{&(0x7f0000002080)='h', 0x1}], 0x1, &(0x7f00000036c0)}}], 0x1, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f000031aff8)={r1, r2}) close(r3) r4 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r4, 0x0) madvise(&(0x7f0000007000/0x2000)=nil, 0x2000, 0x9) clock_gettime(0x0, &(0x7f0000000080)) clock_gettime(0x0, &(0x7f0000000100)) ioctl$VHOST_SET_VRING_CALL(r0, 0x4008af21, &(0x7f0000000240)={0x3, r0}) clock_gettime(0x0, &(0x7f0000000180)) remap_file_pages(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x0, 0x1, 0x0) ioctl$PPPOEIOCSFWD(r0, 0x4008b100, &(0x7f00000002c0)={0x18, 0x0, {0x3, @empty, 'irlan0\x00'}}) ioctl$UFFDIO_COPY(r0, 0xc028aa03, &(0x7f00000000c0)={&(0x7f0000006000/0x3000)=nil, 0x3000}) [ 157.117166] ? kasan_check_write+0x14/0x20 [ 157.121404] ? kernfs_get_active+0xb7/0xf0 [ 157.125642] ? cgroup_destroy_locked+0x750/0x750 [ 157.130405] kernfs_iop_mkdir+0x153/0x1e0 [ 157.134572] vfs_mkdir+0x390/0x600 [ 157.138127] do_mkdirat+0x224/0x2b0 [ 157.141762] ? SyS_mknod+0x40/0x40 [ 157.145314] ? ksys_mount+0xd4/0x120 [ 157.149045] ? do_syscall_64+0xb7/0x940 [ 157.153029] SyS_mkdir+0x22/0x30 [ 157.156402] ? SyS_mkdirat+0x30/0x30 [ 157.160114] do_syscall_64+0x281/0x940 [ 157.164003] ? vmalloc_sync_all+0x30/0x30 [ 157.168154] ? finish_task_switch+0x1b9/0x970 [ 157.172651] ? finish_task_switch+0x17a/0x970 [ 157.177157] ? syscall_return_slowpath+0x550/0x550 [ 157.182093] ? syscall_return_slowpath+0x2ac/0x550 [ 157.187024] ? prepare_exit_to_usermode+0x350/0x350 [ 157.192046] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 157.197424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 157.202270] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.207447] RIP: 0033:0x4552d9 [ 157.210613] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 157.218299] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 157.225557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 157.232814] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 157.240060] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 157.247307] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000013 [ 157.255302] cgroup: cgroup_addrm_files: failed to add cgroup.max.descendants, err=-12 [ 157.273031] REISERFS warning (device loop6): sh-2012 read_super_block: found unknown format "217" of reiserfs with non-standard magic [ 157.274698] gfs2: invalid mount option: jØÔKQTë4‘Ò²c [ 157.285321] REISERFS warning (device loop6): sh-2021 reiserfs_fill_super: can not find reiserfs on loop6 [ 157.290648] gfs2: can't parse mount arguments [ 157.339367] gfs2: invalid mount option: jØÔKQTë4‘Ò²c [ 157.344670] gfs2: can't parse mount arguments [ 157.352277] REISERFS warning (device loop6): sh-2012 read_super_block: found unknown format "217" of reiserfs with non-standard magic [ 157.364521] REISERFS warning (device loop6): sh-2021 reiserfs_fill_super: can not find reiserfs on loop6 2018/04/03 20:42:41 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:41 executing program 7: syz_mount_image$gfs2(&(0x7f0000000180)='gfs2\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x12c, &(0x7f0000000580), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="8f6ad8d44b5154eb3491d2b2630000000500d9fd11a638"]) r0 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x5, 0x8000) ioctl$EVIOCGUNIQ(r0, 0x80404508, &(0x7f0000000080)=""/227) pwrite64(r0, &(0x7f0000000200)="769544bab4e43b35a78c76c686da4e", 0xf, 0x0) 2018/04/03 20:42:41 executing program 0: geteuid() perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2800000, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffff001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x803, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={0x0, 0xfff, 0x1ffc000000000, 0x3aa0}, &(0x7f0000000100)=0x10) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000140)={r0, @in6={{0xa, 0x4e21, 0xc000000000000000, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}, 0x80, 0x1}, &(0x7f0000000200)=0x90) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) 2018/04/03 20:42:41 executing program 2 (fault-call:4 fault-nth:20): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:41 executing program 6: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = syz_open_dev$mice(&(0x7f0000000140)='/dev/input/mice\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r2, 0xc05c5340, &(0x7f0000000180)={0x9, 0x1ff, 0x1, {0x77359400}, 0x3f, 0x2}) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) r3 = syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x9, 0x0) setsockopt$inet_mtu(r3, 0x0, 0xa, &(0x7f0000000100), 0x4) eventfd2(0x200, 0x80000) getsockopt$inet_mreqn(r1, 0x0, 0x0, &(0x7f0000000080)={@rand_addr, @multicast1}, &(0x7f0000000040)=0xc) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0x3, 0x32, 0xffffffffffffffff, 0x0) close(r0) 2018/04/03 20:42:41 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-aes-aesni\x00'}, 0x58) r1 = fcntl$dupfd(r0, 0x0, r0) timerfd_gettime(r1, &(0x7f0000000240)) r2 = accept$alg(r0, 0x0, 0x0) r3 = openat$audio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio\x00', 0x8000, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f00000000c0)={{{@in=@multicast1, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6}}, &(0x7f00000001c0)=0xe8) connect$packet(r3, &(0x7f0000000200)={0x11, 0xf7, r4, 0x1, 0xfffffffffffffffe, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x14) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0)="d3ab27191a01002356ba602dff05000bfef9b9d2a4b20079fffffffffffffe000225070097c11ed4c2c4dc42ffa86eb9", 0x30) sendmmsg$alg(r2, &(0x7f0000009ac0)=[{0x0, 0x0, &(0x7f0000001780)=[{&(0x7f0000003400)="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", 0x100}], 0x1, &(0x7f0000009cc0)=ANY=[]}], 0x1, 0x0) recvmsg(r2, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x60, &(0x7f0000b9c000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) 2018/04/03 20:42:41 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rfkill\x00', 0x0, 0x0) ioctl$PIO_CMAP(r1, 0x4b71, &(0x7f00000000c0)={0x8, 0xd9b, 0x0, 0x1}) sendmsg$nl_generic(r0, &(0x7f0000b3dfc8)={&(0x7f0000001580)={0x10}, 0xc, &(0x7f00000015c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1400000022000501000000000000000004000000c621f53c260f80b0fe72d2ea47e361e8bf98ca56149b68c85f4e7d641793486ddff3fd36c8d557394a99f36dd35a80ccfadcc29affd7b9a281b3e1f5b3d40eb149281b149f594421e842001ae7112795569ce2bbf4b904eb22fa74fad98a111c8ca004be759bf8aaff66f9d67f0d50491dce8875265e80f230447bae10fc7e368c37eeace90ef7de49883a8f44328b10"], 0x14}, 0x1}, 0x0) 2018/04/03 20:42:41 executing program 4: r0 = socket$inet(0x15, 0x5, 0x0) bind$inet(r0, &(0x7f0000000140)={0x2, 0x0, @loopback=0x7f000001}, 0x10) connect$inet(r0, &(0x7f0000024ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendmsg(r0, &(0x7f0000001480)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f00000001c0)='Z', 0x1}], 0x1, &(0x7f0000000440)=[{0x10, 0x10000000114, 0x3}], 0x10}, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/unix\x00') recvfrom$ipx(r1, &(0x7f0000000040)=""/28, 0x1c, 0x123, &(0x7f0000000080)={0x4, 0x800, 0x2, "47d424e2a704", 0x6}, 0x10) [ 157.483231] FAULT_INJECTION: forcing a failure. [ 157.483231] name failslab, interval 1, probability 0, space 0, times 0 [ 157.490323] gfs2: invalid mount option: jØÔKQTë4‘Ò²c [ 157.494485] CPU: 1 PID: 11669 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 157.494492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.494497] Call Trace: [ 157.494513] dump_stack+0x1a7/0x27d [ 157.494527] ? arch_local_irq_restore+0x53/0x53 [ 157.499762] gfs2: can't parse mount arguments [ 157.506628] should_fail+0x914/0xae0 [ 157.506637] ? kstrdup+0x39/0x70 [ 157.506650] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 157.506659] ? cgroup_mkdir+0x553/0xfd0 [ 157.506668] ? vfs_mkdir+0x390/0x600 [ 157.506676] ? do_mkdirat+0x224/0x2b0 [ 157.506687] ? SyS_mkdir+0x22/0x30 [ 157.558451] ? do_syscall_64+0x281/0x940 [ 157.562493] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.567839] ? find_held_lock+0x35/0x1d0 [ 157.571887] ? find_held_lock+0x35/0x1d0 [ 157.575937] ? __lock_is_held+0xb6/0x140 [ 157.579990] ? check_same_owner+0x320/0x320 [ 157.584295] ? rcu_note_context_switch+0x710/0x710 [ 157.589202] ? rcu_read_lock_sched_held+0x108/0x120 [ 157.594202] should_failslab+0xec/0x120 [ 157.598159] kmem_cache_alloc+0x47/0x760 [ 157.602198] ? memcpy+0x45/0x50 [ 157.605457] ? kstrdup+0x59/0x70 [ 157.608810] __kernfs_new_node+0xe9/0x580 [ 157.612941] ? kernfs_dop_revalidate+0x380/0x380 [ 157.617687] ? kasan_check_read+0x11/0x20 [ 157.621814] ? read_word_at_a_time+0x12/0x20 [ 157.626199] ? strscpy+0x186/0x500 [ 157.629727] kernfs_new_node+0x80/0xf0 [ 157.633595] __kernfs_create_file+0x4b/0x320 [ 157.637989] cgroup_addrm_files+0x3c5/0xa70 [ 157.642298] ? cgroup_file_write+0x710/0x710 [ 157.646692] ? getrawmonotonic64+0x460/0x460 [ 157.651081] ? kasan_check_read+0x11/0x20 [ 157.655205] ? kernfs_active+0xa3/0x170 [ 157.659165] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 157.664073] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 157.668545] ? cgroup_file_name+0x1d0/0x1d0 [ 157.672851] css_populate_dir+0x340/0x420 [ 157.676982] cgroup_mkdir+0x553/0xfd0 [ 157.680760] ? __lock_is_held+0xb6/0x140 [ 157.684809] ? cgroup_destroy_locked+0x750/0x750 [ 157.689545] ? rcu_read_lock_sched_held+0x108/0x120 [ 157.694538] ? kmem_cache_free+0x258/0x2a0 [ 157.698752] ? set_nlink+0x95/0x120 [ 157.702359] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 157.707269] ? kasan_check_write+0x14/0x20 [ 157.711483] ? kernfs_get_active+0xb7/0xf0 [ 157.715698] ? cgroup_destroy_locked+0x750/0x750 [ 157.720433] kernfs_iop_mkdir+0x153/0x1e0 [ 157.724562] vfs_mkdir+0x390/0x600 [ 157.728087] do_mkdirat+0x224/0x2b0 [ 157.731695] ? SyS_mknod+0x40/0x40 [ 157.735214] ? ksys_mount+0xd4/0x120 [ 157.738912] ? do_syscall_64+0xb7/0x940 [ 157.742866] SyS_mkdir+0x22/0x30 [ 157.746211] ? SyS_mkdirat+0x30/0x30 [ 157.749911] do_syscall_64+0x281/0x940 [ 157.753782] ? vmalloc_sync_all+0x30/0x30 [ 157.757917] ? finish_task_switch+0x1b9/0x970 [ 157.762390] ? finish_task_switch+0x17a/0x970 [ 157.766863] ? syscall_return_slowpath+0x550/0x550 [ 157.771779] ? syscall_return_slowpath+0x2ac/0x550 [ 157.776688] ? prepare_exit_to_usermode+0x350/0x350 [ 157.781683] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 157.787028] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 157.791853] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.797022] RIP: 0033:0x4552d9 [ 157.800190] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 157.807876] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 157.815128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 157.822374] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 157.829619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 157.836866] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000014 [ 157.844382] cgroup: cgroup_addrm_files: failed to add cgroup.max.descendants, err=-12 2018/04/03 20:42:41 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, @perf_bp, 0x0, 0x0, 0xfff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$inet(0x2, 0x0, 0x7, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000000100)={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x306, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}}, 0x24, {0x2, 0x4e22, @multicast1=0xe0000001}, 'ifb0\x00'}) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$setendian(0x14, 0x40000000000001) mknod(&(0x7f0000000240)='./bus\x00', 0xc000, 0x9) r2 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000180)={0x0, 0x1}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000200)={r3, 0x4, 0x2, [0x20, 0xfffffffffffffe00]}, 0xc) 2018/04/03 20:42:41 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:41 executing program 5: clock_nanosleep(0x2, 0x0, &(0x7f0000000140)={0x0, 0x1c9c380}, &(0x7f0000000180)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) munlock(&(0x7f0000569000/0x3000)=nil, 0x3000) lremovexattr(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)=@known='com.apple.FinderInfo\x00') 2018/04/03 20:42:41 executing program 4: socket$netlink(0x10, 0x3, 0x0) 2018/04/03 20:42:41 executing program 7: ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000140)={0x0, 0xffffffffffffffff}) setsockopt$inet_tcp_int(r0, 0x6, 0x26, &(0x7f0000000180)=0x7f, 0x4) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x5, 0x32, 0xffffffffffffffff, 0x0) r1 = socket(0x40000000015, 0x5, 0x0) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000000100)=@get={0x1, &(0x7f0000000080)=""/95, 0xeb}) setsockopt(r1, 0x114, 0xa, &(0x7f0000000400)="040011e2", 0x4) getsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000000), &(0x7f0000000040)=0x8) [ 157.917725] sctp: [Deprecated]: syz-executor6 (pid 11675) Use of struct sctp_assoc_value in delayed_ack socket option. [ 157.917725] Use struct sctp_sack_info instead 2018/04/03 20:42:41 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) eventfd(0x1) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000100)=[@text16={0x10, &(0x7f0000000180)="660f017100660f6fb3b0000fc7afd1070fc76c0036cd38ea997ce300baf80c66b8a48d878c66efbafc0c66b8858d000066ef0f00d0640fe475d4d07aa2", 0x3d}], 0x1, 0x0, &(0x7f0000000540), 0xb95024bcdeb65d74) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x0, 0x0, 0x3, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000240)=[@text32={0x20, &(0x7f00000001c0)="640f6785008000000f01c80f015800c4e1fe707be300b8230000000f23c00f21f835000006000f23f8f20f32660f388227b9420a0000b807000000ba000000000f3066baf80cb81201b780ef66bafc0c66ed676565f26467650f225a", 0x5c}], 0x1, 0x0, &(0x7f00000000c0), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000280)='/dev/cuse\x00', 0x1, 0x0) ioctl$KVM_SET_GUEST_DEBUG(r2, 0x4048ae9b, &(0x7f00000002c0)={0x10000, 0x0, [0x0, 0xffffffffffffffff, 0x0, 0x0, 0x2, 0x1000]}) socket$rds(0x15, 0x5, 0x0) 2018/04/03 20:42:41 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:41 executing program 4: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = timerfd_create(0x4, 0x80800) readv(r0, &(0x7f0000000380)=[{&(0x7f0000000000)=""/146, 0xfeb8}], 0x3f2) 2018/04/03 20:42:42 executing program 7: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x80000) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000013000), 0x4) r2 = dup2(r1, r1) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r2, 0x84, 0x1c, &(0x7f00000001c0), &(0x7f0000001ffc)=0x4) mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x1000006, 0x32, 0xffffffffffffffff, 0x0) userfaultfd(0x80800) close(r0) 2018/04/03 20:42:42 executing program 4: r0 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x200800, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f00000000c0)) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000040)={'vcan0\x00', 0x3}) [ 158.375510] sctp: [Deprecated]: syz-executor6 (pid 11675) Use of struct sctp_assoc_value in delayed_ack socket option. [ 158.375510] Use struct sctp_sack_info instead 2018/04/03 20:42:42 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:42 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) sendto(r0, &(0x7f00000000c0), 0x0, 0x4000, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, r0, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x14}}, 0x3, 0x0, 0x0, 0x3}}, 0x80) 2018/04/03 20:42:42 executing program 1: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x30, r0, 0x0) ioctl(r0, 0x40084146, &(0x7f000000cff3)) getsockopt$netrom_NETROM_T4(r0, 0x103, 0x6, &(0x7f0000000080)=0x474c, &(0x7f00000000c0)=0x4) fcntl$getownex(r0, 0x10, &(0x7f0000000040)={0x0, 0x0}) r2 = getpgid(0xffffffffffffffff) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f0000000140)={0x7, {0x2, 0x4e23, @broadcast=0xffffffff}, {0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, {0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}, 0x40, 0x800, 0x3ff, 0x8, 0x4, &(0x7f0000000100)='ip6tnl0\x00', 0x20, 0x400, 0x8001}) kcmp(r1, r2, 0x0, r0, r0) 2018/04/03 20:42:42 executing program 2 (fault-call:4 fault-nth:21): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:42 executing program 4: r0 = gettid() r1 = syz_open_procfs(0x0, &(0x7f0000000080)='net/sockstat6\x00') r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) ioctl$int_out(r1, 0x5460, &(0x7f0000000040)) ioctl$KVM_CHECK_EXTENSION_VM(r3, 0xae03, 0x3) sched_setattr(r0, &(0x7f0000000000)={0x30, 0x2, 0x1, 0xfffffffffffffffe, 0x9, 0xffffffff, 0x8, 0x10000}, 0x0) 2018/04/03 20:42:42 executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000556ff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0x40085112, &(0x7f0000000000)={{0x81, 0x2010008080000b}, {0x0, 0x3}, 0x2000000000000}) 2018/04/03 20:42:42 executing program 7: truncate(&(0x7f00000003c0)='./file0\x00', 0xff) r0 = syz_open_dev$sndseq(&(0x7f0000000480)='/dev/snd/seq\x00', 0x0, 0x100) openat$rtc(0xffffffffffffff9c, &(0x7f0000000200)='/dev/rtc\x00', 0x40, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(0xffffffffffffffff, 0x4010640d, &(0x7f0000000680)) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000840)={0xb, 0x1000, 0x200000000005, "717565756530000000000000000000000000000000000000000040000000000000000000000000f3ffffffffffffff0000000016000000003c00000000000100", 0x1}) socket$can_raw(0x1d, 0x3, 0x1) openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000010c0)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000001100)) socket$netlink(0x10, 0x3, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000001040)='/dev/snd/midiC#D#\x00', 0x5, 0x0) ioctl$TCGETS(r1, 0x5401, &(0x7f0000001080)) write(0xffffffffffffffff, &(0x7f0000a34f31), 0x0) r2 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x1, 0x2) ioctl$int_in(r2, 0x800000c0045006, &(0x7f0000595ff8)=0x3) write(r2, &(0x7f0000000040)="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", 0x1000) close(r2) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x20, 0x0) truncate(&(0x7f0000001140)='./file0\x00', 0x6) 2018/04/03 20:42:42 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x500, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_CLOCK(r1, 0x8030ae7c, &(0x7f0000000040)) [ 158.996142] FAULT_INJECTION: forcing a failure. [ 158.996142] name failslab, interval 1, probability 0, space 0, times 0 [ 159.007526] CPU: 1 PID: 11733 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 159.014448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.023801] Call Trace: [ 159.026388] dump_stack+0x1a7/0x27d [ 159.030021] ? arch_local_irq_restore+0x53/0x53 [ 159.034703] should_fail+0x914/0xae0 [ 159.038409] ? kstrdup+0x39/0x70 [ 159.041779] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 159.046873] ? cgroup_mkdir+0x553/0xfd0 [ 159.050829] ? vfs_mkdir+0x390/0x600 [ 159.054518] ? do_mkdirat+0x224/0x2b0 [ 159.058293] ? SyS_mkdir+0x22/0x30 [ 159.061807] ? do_syscall_64+0x281/0x940 [ 159.065846] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 159.071188] ? find_held_lock+0x35/0x1d0 [ 159.075225] ? find_held_lock+0x35/0x1d0 [ 159.079262] ? __lock_is_held+0xb6/0x140 [ 159.083305] ? check_same_owner+0x320/0x320 [ 159.087604] ? rcu_note_context_switch+0x710/0x710 [ 159.092508] ? rcu_read_lock_sched_held+0x108/0x120 [ 159.097503] should_failslab+0xec/0x120 [ 159.101460] kmem_cache_alloc+0x47/0x760 [ 159.105498] ? memcpy+0x45/0x50 [ 159.108754] ? kstrdup+0x59/0x70 [ 159.112104] __kernfs_new_node+0xe9/0x580 [ 159.116229] ? kernfs_dop_revalidate+0x380/0x380 [ 159.120965] ? kasan_check_read+0x11/0x20 [ 159.125086] ? read_word_at_a_time+0x12/0x20 [ 159.129470] ? strscpy+0x186/0x500 [ 159.132993] kernfs_new_node+0x80/0xf0 [ 159.136861] __kernfs_create_file+0x4b/0x320 [ 159.141250] cgroup_addrm_files+0x3c5/0xa70 [ 159.145555] ? cgroup_file_write+0x710/0x710 [ 159.149945] ? getrawmonotonic64+0x460/0x460 [ 159.154330] ? kasan_check_read+0x11/0x20 [ 159.158452] ? kernfs_active+0xa3/0x170 [ 159.162403] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 159.167305] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 159.171775] ? cgroup_file_name+0x1d0/0x1d0 [ 159.176077] css_populate_dir+0x340/0x420 [ 159.180205] cgroup_mkdir+0x553/0xfd0 [ 159.183980] ? __lock_is_held+0xb6/0x140 [ 159.188018] ? cgroup_destroy_locked+0x750/0x750 [ 159.192748] ? rcu_read_lock_sched_held+0x108/0x120 [ 159.197739] ? kmem_cache_free+0x258/0x2a0 [ 159.201951] ? set_nlink+0x95/0x120 [ 159.205640] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 159.210548] ? kasan_check_write+0x14/0x20 [ 159.214756] ? kernfs_get_active+0xb7/0xf0 [ 159.218969] ? cgroup_destroy_locked+0x750/0x750 [ 159.223698] kernfs_iop_mkdir+0x153/0x1e0 [ 159.227824] vfs_mkdir+0x390/0x600 [ 159.231344] do_mkdirat+0x224/0x2b0 [ 159.234949] ? SyS_mknod+0x40/0x40 [ 159.238464] ? ksys_mount+0xd4/0x120 [ 159.242153] ? do_syscall_64+0xb7/0x940 [ 159.246102] SyS_mkdir+0x22/0x30 [ 159.249443] ? SyS_mkdirat+0x30/0x30 [ 159.253130] do_syscall_64+0x281/0x940 [ 159.256993] ? vmalloc_sync_all+0x30/0x30 [ 159.261115] ? kasan_check_write+0x14/0x20 [ 159.265323] ? finish_task_switch+0x284/0x970 [ 159.269794] ? syscall_return_slowpath+0x550/0x550 [ 159.274696] ? syscall_return_slowpath+0x2ac/0x550 [ 159.279600] ? prepare_exit_to_usermode+0x350/0x350 [ 159.284678] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 159.290019] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 159.294843] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 159.300010] RIP: 0033:0x4552d9 [ 159.303176] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 159.310860] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 159.318106] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 159.325353] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 159.332595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 159.339929] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000015 2018/04/03 20:42:43 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:43 executing program 6: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x18071, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x2000000) madvise(&(0x7f0000001000/0x2000)=nil, 0x2000, 0xf) mlock2(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0) 2018/04/03 20:42:43 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1fffffff, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000000)=[@in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}], 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}], 0x1c) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x0, 0x0) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r1, 0xc01064b5, &(0x7f00000000c0)={&(0x7f0000000080)=[0x0, 0x0], 0x2}) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000180)={0x0, 0x2c, &(0x7f0000000140)=[@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, @in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}]}, &(0x7f00000001c0)=0x10) [ 159.347379] cgroup: cgroup_addrm_files: failed to add cgroup.max.depth, err=-12 2018/04/03 20:42:43 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x100000001, 0x0) 2018/04/03 20:42:43 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:43 executing program 4: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x200, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xf, 0x10, &(0x7f0000000040)=@raw=[@ldst={0x1, 0x0, 0x7, 0xf, 0xa, 0xffffffff, 0xfffffffffffffff0}, @ldst={0x3, 0x1, 0x6, 0xf, 0x8, 0xfffffffe, 0x4}, @initr0={0x18, 0x0, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x3ff}, @exit={0x95}, @map={0x18, 0xf, 0x1}, @exit={0x95}, @alu={0x7, 0x465, 0x9, 0x5, 0x9, 0xfffffff0}, @initr0={0x18, 0x0, 0x0, 0x0, 0x60b, 0x0, 0x0, 0x0, 0xfffffffffffff000}], &(0x7f00000000c0)='syzkaller\x00', 0x95, 0x25, &(0x7f0000000100)=""/37, 0x41100, 0x1}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r1, 0x50, &(0x7f00000001c0)}, 0x10) r2 = add_key$user(&(0x7f0000000280)='user\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000300)="b66f49c258f4fcebccebde708368436b757fc96257a1b1243beac656f773d577f7a88f81dc9f31b3b503c6c734555e48b08a4269f9af1e08ab9d7ea81b19f68a976ef3b7212d708fe0b1aac593ebd41170fa26fc7ce1c4eaefaed7a26ffb7ddb406d695f43a1415547818f2f1ed232ff1c1c84e9421e492bf00fc4855767d310b1abf02de16dae86ce38a5dd8297e3e5727e6e48e8ba0fc49b51d9e3dbae16593e72284a262b16bf2d9c6ecb36e9ea623444d74dddf6e78c3fd09306a26a407234dbb42f459e2b238fc8738e2bbea17d4cfe99946fc3078702046b76cfa0d34a901a7270ed2e127cc1c730e6db4476c5ecd7e9", 0xf3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000400)={0x0, 0x0}, &(0x7f0000000440)=0xc) getresgid(&(0x7f0000000480)=0x0, &(0x7f00000004c0), &(0x7f0000000500)) keyctl$chown(0x4, r2, r3, r4) r5 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000540)='/dev/vcs\x00', 0x408040, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r5, 0x402c5342, &(0x7f0000000580)={0x5, 0xff, 0x3, {0x0, 0x1c9c380}, 0xbd7e}) sendto$unix(r5, &(0x7f0000000600)="bbfb369ebd42ffd130a1ad1fb2d433a3df25f5d1c18545955cdc89d9efc93900f3895b12a273e3e1073655582e761a046020e39436c9206e29c35b761c3874334e902e5d3bd28dccba62e20d796d8d5d15593e76d657a736022306b34bf2ea5c330e96900b203098d41b8ca49cc2d1887e6a912da46de21ffea636489ec99e5818e0f7c6295eaff0c9b1aabf22e3ba52812448a05bcbba1d2fbc7d44b587dea78d0d976eb14a722ca30abe2ef61b0fdf5bf1bd00463a81d310938d541e498f", 0xbf, 0x1, &(0x7f00000006c0)=@abs={0x0, 0x0, 0x4e23}, 0x6e) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000740)={'ipddp0\x00', 0x0}) ioctl$sock_inet6_SIOCDIFADDR(r5, 0x8936, &(0x7f0000000780)={@ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x21, r6}) setsockopt$inet6_MRT6_ADD_MFC(r5, 0x29, 0xcc, &(0x7f00000007c0)={{0xa, 0x4e20, 0x6, @dev={0xfe, 0x80, [], 0x19}}, {0xa, 0x4e22, 0x4, @remote={0xfe, 0x80, [], 0xbb}, 0x3ff}, 0x401, [0x2c29, 0x1, 0x7, 0x1, 0x0, 0x2, 0x81, 0x100]}, 0x5c) ioctl$KVM_GET_VCPU_MMAP_SIZE(r5, 0xae04) restart_syscall() syz_read_part_table(0x7fffffff, 0x1, &(0x7f0000000880)=[{&(0x7f0000000840)="47d12657624ff5bfebf1a8721a8b915d783779f8c8c03cea6409bb1fc914a3d73e8119958e6bb956a367d6e1da949957b9caeccb65e645c94654f2451d", 0x3d, 0x7}]) ioctl$TUNDETACHFILTER(r5, 0x401054d6, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r5, 0x84, 0x6f, &(0x7f0000000900)={0x0, 0x3c, &(0x7f00000008c0)=[@in6={0xa, 0x4e24, 0x3, @loopback={0x0, 0x1}, 0x4}, @in={0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}]}, &(0x7f0000000940)=0x10) setsockopt$inet_sctp_SCTP_MAXSEG(r5, 0x84, 0xd, &(0x7f0000000980)=@assoc_value={r7, 0xfff}, 0x8) prctl$setendian(0x14, 0x1) setsockopt$inet6_IPV6_XFRM_POLICY(r5, 0x29, 0x23, &(0x7f00000009c0)={{{@in=@multicast1=0xe0000001, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x6, 0xfffffffffffffc00, 0x4e21, 0x2, 0x2, 0x20, 0x80, 0x67, r6, r3}, {0x800, 0x10001, 0x4, 0x65, 0x400, 0x2, 0x4, 0x2}, {0xff, 0xfffffffffffffffd, 0xfffffffffffffffe, 0xb91}, 0x6, 0x6e6bb2, 0x1, 0x0, 0x2, 0x2}, {{@in6=@remote={0xfe, 0x80, [], 0xbb}, 0x4d3, 0x7f}, 0xa, @in, 0x3500, 0x1, 0x2, 0xfffffffffffff6db, 0x7, 0xffffffff7fffffff, 0x2}}, 0xe8) getsockopt$IP_VS_SO_GET_INFO(r5, 0x0, 0x481, &(0x7f0000000ac0), &(0x7f0000000b00)=0xc) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r5, 0x84, 0x18, &(0x7f0000000b40)={r7, 0x4c8}, &(0x7f0000000b80)=0x8) sendmsg$nl_xfrm(r5, &(0x7f0000000cc0)={&(0x7f0000000bc0)={0x10, 0x0, 0x0, 0x80000810}, 0xc, &(0x7f0000000c80)={&(0x7f0000000c00)=@getpolicy={0x74, 0x15, 0x508, 0x70bd25, 0x25dfdbfe, {{@in6=@loopback={0x0, 0x1}, @in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, 0x4e24, 0x6e8, 0x4e20, 0x400, 0xa, 0xa0, 0xa0, 0x3b, r6, r3}, 0x6e6bbb, 0x2}, [@lastused={0xc, 0xf, 0x3f}, @replay_thresh={0x8, 0xb, 0x81}, @replay_val={0x10, 0xa, {0x70bd26, 0x70bd29, 0xfffffffffffffffe}}]}, 0x74}, 0x1, 0x0, 0x0, 0x40000}, 0x4000000) ioctl$sock_bt_hidp_HIDPGETCONNLIST(r5, 0x800448d2, &(0x7f0000000dc0)={0x1, &(0x7f0000000d00)=[{}]}) ioctl$PERF_EVENT_IOC_REFRESH(r5, 0x2402, 0xdf) getsockopt$sock_buf(r5, 0x1, 0x3b, &(0x7f0000000e00)=""/3, &(0x7f0000000e40)=0x3) write$cgroup_pid(r5, &(0x7f0000000e80)={[0x35, 0x38, 0x35, 0x33, 0x38, 0x34, 0x37, 0x32, 0x30]}, 0x9) fcntl$setlease(r0, 0x400, 0x0) mkdir(&(0x7f0000000ec0)='./file0\x00', 0x100) 2018/04/03 20:42:43 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) getpgid(0xffffffffffffffff) getpid() r1 = getpid() r2 = syz_open_procfs(r1, &(0x7f00000002c0)='cpuset\x00') getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r2, 0x12, 0x2, &(0x7f0000000180)=""/194, &(0x7f0000000080)=0xc2) bind$alg(r0, &(0x7f0000000100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish)\x00'}, 0x58) accept4$alg(r0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000d2af88)={0x2, 0x78, 0xe2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r2, 0x84, 0x2, &(0x7f0000000040)={0x0, 0x7f, 0x100000000, 0x8000}, 0x8) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000000)="144677cf", 0x4) 2018/04/03 20:42:43 executing program 2 (fault-call:4 fault-nth:22): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:43 executing program 6: r0 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x0) ppoll(&(0x7f0000000000)=[{r0}], 0x1, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0x8) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000068f50)={{0x80}, "706f72ff070000000000000000000000000b000000000000000000001f0000ffffff03000000ef000003ff02000000000012000000000000000000000600", 0xc3, 0x80003}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00004d1ff0)='/dev/sequencer2\x00', 0x1, 0x0) close(r0) close(r1) ioctl$SNDRV_TIMER_IOCTL_GINFO(r1, 0xc0f85403, &(0x7f0000000140)={{0x0, 0x1, 0x3, 0x2, 0xffff}, 0x0, 0x100000001, 'id1\x00', 'timer1\x00', 0x0, 0x5, 0xfffffffffffffffb, 0x40, 0x8}) 2018/04/03 20:42:43 executing program 1: r0 = socket$inet6(0xa, 0x2, 0xfffffffffffffff9) setsockopt$inet6_int(r0, 0x29, 0x800000018, &(0x7f0000001300)=0x7ff, 0x4) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000e16ff0)={0x1, &(0x7f0000683ff0)=[{0x6, 0x0, 0x0, 0x1000}]}, 0x10) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x1, 0x0) ioctl$KVM_SET_BOOT_CPU_ID(r2, 0xae78, &(0x7f0000000040)) sendmsg(r0, &(0x7f0000000200)={&(0x7f0000000080)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f00000001c0)=[{&(0x7f00000026c0)="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", 0xfc3}], 0x1, &(0x7f00000036c0)}, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000100)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in6={0xa, 0x4e24, 0x5, @local={0xfe, 0x80, [], 0xaa}, 0x3f}, @in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e23, 0x5, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x8}, @in={0x2, 0x4e22, @broadcast=0xffffffff}, @in6={0xa, 0x4e20, 0x100, @ipv4={[], [0xff, 0xff]}, 0xa5}], 0x84) ioctl$KVM_SET_BOOT_CPU_ID(r2, 0xae78, &(0x7f0000000240)=0x1) [ 159.544528] FAULT_INJECTION: forcing a failure. [ 159.544528] name failslab, interval 1, probability 0, space 0, times 0 [ 159.556005] CPU: 0 PID: 11770 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 159.562933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.572282] Call Trace: [ 159.575125] dump_stack+0x1a7/0x27d [ 159.578740] ? arch_local_irq_restore+0x53/0x53 [ 159.583413] should_fail+0x914/0xae0 [ 159.587108] ? kstrdup+0x39/0x70 [ 159.590466] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 159.595551] ? cgroup_mkdir+0x553/0xfd0 [ 159.599512] ? vfs_mkdir+0x390/0x600 [ 159.603210] ? do_mkdirat+0x224/0x2b0 [ 159.606996] ? SyS_mkdir+0x22/0x30 [ 159.610522] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 159.615874] ? find_held_lock+0x35/0x1d0 [ 159.619934] ? find_held_lock+0x35/0x1d0 [ 159.623986] ? __lock_is_held+0xb6/0x140 [ 159.628051] ? check_same_owner+0x320/0x320 [ 159.632364] ? rcu_note_context_switch+0x710/0x710 [ 159.637279] ? rcu_read_lock_sched_held+0x108/0x120 [ 159.642284] should_failslab+0xec/0x120 [ 159.646245] kmem_cache_alloc+0x47/0x760 [ 159.650290] ? memcpy+0x45/0x50 [ 159.653557] ? kstrdup+0x59/0x70 [ 159.656922] __kernfs_new_node+0xe9/0x580 [ 159.661064] ? kernfs_dop_revalidate+0x380/0x380 [ 159.665814] ? kasan_check_read+0x11/0x20 [ 159.669947] ? read_word_at_a_time+0x12/0x20 [ 159.674338] ? strscpy+0x186/0x500 [ 159.677877] kernfs_new_node+0x80/0xf0 [ 159.681762] __kernfs_create_file+0x4b/0x320 [ 159.686165] cgroup_addrm_files+0x3c5/0xa70 [ 159.690486] ? cgroup_file_write+0x710/0x710 [ 159.694888] ? getrawmonotonic64+0x460/0x460 [ 159.699291] ? kasan_check_read+0x11/0x20 [ 159.703422] ? kernfs_active+0xa3/0x170 [ 159.707387] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 159.712301] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 159.716778] ? cgroup_file_name+0x1d0/0x1d0 [ 159.721096] css_populate_dir+0x340/0x420 [ 159.725243] cgroup_mkdir+0x553/0xfd0 [ 159.729027] ? __lock_is_held+0xb6/0x140 [ 159.733083] ? cgroup_destroy_locked+0x750/0x750 [ 159.737825] ? rcu_read_lock_sched_held+0x108/0x120 [ 159.742821] ? kmem_cache_free+0x258/0x2a0 [ 159.747048] ? set_nlink+0x95/0x120 [ 159.750661] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 159.755575] ? kasan_check_write+0x14/0x20 [ 159.759791] ? kernfs_get_active+0xb7/0xf0 [ 159.764009] ? cgroup_destroy_locked+0x750/0x750 [ 159.768749] kernfs_iop_mkdir+0x153/0x1e0 [ 159.772890] vfs_mkdir+0x390/0x600 [ 159.776425] do_mkdirat+0x224/0x2b0 [ 159.780043] ? SyS_mknod+0x40/0x40 [ 159.783566] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 159.789093] ? do_syscall_64+0xb7/0x940 [ 159.793068] SyS_mkdir+0x22/0x30 [ 159.796418] ? SyS_mkdirat+0x30/0x30 [ 159.800115] do_syscall_64+0x281/0x940 [ 159.804000] ? vmalloc_sync_all+0x30/0x30 [ 159.808135] ? finish_task_switch+0x1b9/0x970 [ 159.812609] ? finish_task_switch+0x17a/0x970 [ 159.817091] ? syscall_return_slowpath+0x550/0x550 [ 159.822009] ? syscall_return_slowpath+0x2ac/0x550 [ 159.826927] ? prepare_exit_to_usermode+0x350/0x350 [ 159.831928] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 159.837280] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 159.842115] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 159.847286] RIP: 0033:0x4552d9 [ 159.850460] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 159.858153] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 159.865404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 159.872665] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 159.879919] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 159.887170] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000016 2018/04/03 20:42:43 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3df, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x8358}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f00000000c0)='./bus\x00', 0x141042, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000200)={0x3f, 0x5, 0x201, 0x7f, 0x1f, 0x870, 0x1000, 0x4, 0x0}, &(0x7f0000000240)=0x20) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000280)={r2, 0x8}, 0x8) setsockopt$bt_BT_FLUSHABLE(r1, 0x112, 0x8, &(0x7f0000000100)=0xe4, 0x4) r3 = gettid() perf_event_open(&(0x7f0000000180)={0x4, 0x70, 0xfffffffffffffc01, 0x3f, 0xfe, 0xa11, 0x0, 0x40, 0x10100, 0xa, 0xff, 0x401, 0x2, 0x3, 0x0, 0x8, 0x6, 0x7, 0x5, 0x9, 0x400, 0x1f, 0x400, 0x2, 0x5, 0xfffffffffffffffe, 0x800, 0x7fffffff, 0x4, 0x0, 0x7, 0x29, 0x80000001, 0x0, 0x3, 0x101, 0x2, 0xde, 0x0, 0xaf6a, 0x1, @perf_bp={&(0x7f0000000140), 0x1}, 0x1000, 0x3, 0x8, 0x5, 0x1, 0x9, 0x8001}, r3, 0x4, r0, 0x1) 2018/04/03 20:42:43 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 159.894529] cgroup: cgroup_addrm_files: failed to add cgroup.max.depth, err=-12 2018/04/03 20:42:44 executing program 1: r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x7ff, 0xe8b878f222b26bee) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x3) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x0, 0x0) ioctl$int_in(r1, 0x80000080044dfc, &(0x7f000000d000)) 2018/04/03 20:42:44 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:44 executing program 0: r0 = syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x80, 0x0) ioctl$EVIOCGSW(r0, 0x8040451b, &(0x7f0000000100)=""/41) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:44 executing program 2 (fault-call:4 fault-nth:23): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:44 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = gettid() r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) fcntl$setownex(0xffffffffffffffff, 0xf, &(0x7f0000000300)) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = syz_open_dev$vcsa(&(0x7f00000001c0)='/dev/vcsa#\x00', 0x0, 0x0) r4 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r2, 0x4020ae76, &(0x7f00000000c0)={r4}) syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) r5 = msgget(0x3, 0x80) msgctl$MSG_STAT(r5, 0xb, &(0x7f0000000080)=""/41) ptrace$poke(0x5, r0, &(0x7f0000000140), 0x80000001) ioctl$sock_ipx_SIOCAIPXPRISLT(r3, 0x89e1, &(0x7f0000000100)=0x1) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) 2018/04/03 20:42:44 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) unlink(&(0x7f0000000140)='./file0/bus\x00') mount(&(0x7f0000018000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, &(0x7f000000a000)) open$dir(&(0x7f0000000080)='./file0/bus\x00', 0x101000, 0x20) r0 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x6, 0x101000) ioctl$EVIOCGBITSND(r0, 0x80404532, &(0x7f0000000100)=""/2) socket$bt_hidp(0x1f, 0x3, 0x6) mount(&(0x7f0000033ff4)='./file0/bus\x00', &(0x7f000000fff8)='./file0\x00', &(0x7f0000032ffb)='fuse\x00', 0x7ffbf, &(0x7f0000032000)) truncate(&(0x7f0000000040)='./file0/bus\x00', 0x0) 2018/04/03 20:42:44 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f00001edff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) setsockopt$inet_int(r0, 0x0, 0x6, &(0x7f0000000100)=0xffff, 0x4) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000aa8000)="070a0722084fff00b1", 0x9) connect$inet(r0, &(0x7f0000000080)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0xfc) readv(r0, &(0x7f0000001280)=[{&(0x7f0000001180)=""/249, 0xf9}], 0x1) sendto$inet(r0, &(0x7f0000c95ffd), 0x0, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) 2018/04/03 20:42:44 executing program 6: r0 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x0) ppoll(&(0x7f0000000000)=[{r0}], 0x1, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0x8) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000068f50)={{0x80}, "706f72ff070000000000000000000000000b000000000000000000001f0000ffffff03000000ef000003ff02000000000012000000000000000000000600", 0xc3, 0x80003}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00004d1ff0)='/dev/sequencer2\x00', 0x1, 0x0) close(r0) close(r1) ioctl$SNDRV_TIMER_IOCTL_GINFO(r1, 0xc0f85403, &(0x7f0000000140)={{0x0, 0x1, 0x3, 0x2, 0xffff}, 0x0, 0x100000001, 'id1\x00', 'timer1\x00', 0x0, 0x5, 0xfffffffffffffffb, 0x40, 0x8}) [ 160.410729] FAULT_INJECTION: forcing a failure. [ 160.410729] name failslab, interval 1, probability 0, space 0, times 0 [ 160.422027] CPU: 1 PID: 11796 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 160.428950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.438298] Call Trace: [ 160.440890] dump_stack+0x1a7/0x27d [ 160.444521] ? arch_local_irq_restore+0x53/0x53 [ 160.449207] should_fail+0x914/0xae0 [ 160.452923] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 160.458028] ? rb_first_postorder+0xa0/0xa0 [ 160.462354] ? kernfs_add_one+0x50/0x450 [ 160.466414] ? trace_hardirqs_off+0x10/0x10 [ 160.470730] ? find_held_lock+0x35/0x1d0 [ 160.474774] ? __lock_is_held+0xb6/0x140 [ 160.478818] ? check_same_owner+0x320/0x320 [ 160.483117] ? rcu_note_context_switch+0x710/0x710 [ 160.488029] should_failslab+0xec/0x120 [ 160.491981] __kmalloc_track_caller+0x5f/0x760 [ 160.496537] ? kasan_check_read+0x11/0x20 [ 160.500662] ? do_raw_spin_unlock+0x9e/0x310 [ 160.505051] ? kstrdup_const+0x39/0x50 [ 160.508919] ? kasan_check_write+0x14/0x20 [ 160.513133] kstrdup+0x39/0x70 [ 160.516304] kstrdup_const+0x39/0x50 [ 160.519996] __kernfs_new_node+0xa9/0x580 [ 160.524121] ? kernfs_dop_revalidate+0x380/0x380 [ 160.528854] ? kasan_check_read+0x11/0x20 [ 160.532976] ? read_word_at_a_time+0x12/0x20 [ 160.537360] ? strscpy+0x186/0x500 [ 160.540888] kernfs_new_node+0x80/0xf0 [ 160.544757] __kernfs_create_file+0x4b/0x320 [ 160.549148] cgroup_addrm_files+0x3c5/0xa70 [ 160.553451] ? cgroup_file_write+0x710/0x710 [ 160.557836] ? getrawmonotonic64+0x460/0x460 [ 160.562224] ? kasan_check_read+0x11/0x20 [ 160.566345] ? kernfs_active+0xa3/0x170 [ 160.570301] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 160.575207] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 160.579676] ? cgroup_file_name+0x1d0/0x1d0 [ 160.583977] css_populate_dir+0x340/0x420 [ 160.588102] cgroup_mkdir+0x553/0xfd0 [ 160.591884] ? __lock_is_held+0xb6/0x140 [ 160.595933] ? cgroup_destroy_locked+0x750/0x750 [ 160.600662] ? rcu_read_lock_sched_held+0x108/0x120 [ 160.605654] ? kmem_cache_free+0x258/0x2a0 [ 160.609870] ? set_nlink+0x95/0x120 [ 160.613476] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 160.618383] ? kasan_check_write+0x14/0x20 [ 160.622590] ? kernfs_get_active+0xb7/0xf0 [ 160.626797] ? cgroup_destroy_locked+0x750/0x750 [ 160.631530] kernfs_iop_mkdir+0x153/0x1e0 [ 160.635657] vfs_mkdir+0x390/0x600 [ 160.639261] do_mkdirat+0x224/0x2b0 [ 160.642867] ? SyS_mknod+0x40/0x40 [ 160.646388] ? ksys_mount+0xd4/0x120 [ 160.650077] ? do_syscall_64+0xb7/0x940 [ 160.654029] SyS_mkdir+0x22/0x30 [ 160.657368] ? SyS_mkdirat+0x30/0x30 [ 160.661057] do_syscall_64+0x281/0x940 [ 160.664923] ? vmalloc_sync_all+0x30/0x30 [ 160.669045] ? finish_task_switch+0x1b9/0x970 [ 160.673517] ? finish_task_switch+0x17a/0x970 [ 160.677991] ? syscall_return_slowpath+0x550/0x550 [ 160.682902] ? syscall_return_slowpath+0x2ac/0x550 [ 160.687808] ? prepare_exit_to_usermode+0x350/0x350 [ 160.692800] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 160.698147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 160.702968] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 160.708133] RIP: 0033:0x4552d9 [ 160.711299] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 160.718982] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 160.726227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 160.733471] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 160.740721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 160.747967] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000017 2018/04/03 20:42:44 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getresuid(&(0x7f0000000100), &(0x7f0000000140)=0x0, &(0x7f0000000180)) r1 = getgid() chown(&(0x7f00000000c0)='./bus\x00', r0, r1) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:44 executing program 7: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000fb5ff0)=[{&(0x7f0000fb4000)="1f00000002031900000007000000068100023b0509000100010100ff3ffe58", 0x1f}], 0x1) r1 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f000037d000)=[{&(0x7f0000199fe1)="1f00000002031900000007000000068100ed853b09000100010100ff3ffe58", 0x1f}], 0x1) writev(r1, &(0x7f0000fb5ff0)=[{&(0x7f0000fb6000)="1f00000002031900000007000000e3800802bb0509000100010100493ffe58", 0x1f}], 0x1) r2 = socket$netlink(0x10, 0x3, 0xc) writev(r2, &(0x7f0000fb5ff0), 0x0) [ 160.756881] cgroup: cgroup_addrm_files: failed to add cgroup.stat, err=-12 2018/04/03 20:42:44 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) recvmsg$netrom(r3, &(0x7f0000000380)={&(0x7f0000000100)=@ax25={0x3, {"0db645f9eca75f"}, 0x6}, 0x10, &(0x7f0000000340)=[{&(0x7f0000000140)="bf5161a85f680803c9e435520a057bbc9be26fb98de90e3586af59f6dcb0090c7bf91db328d8e10bdb7c3de1d389e7b978fe9711aff45e287731dc4359d3847c672c7ba246af8fdcf09fe02b8895649da43cb83d02d5201a89693cadc5f19045f863d6102a3578b99f9236525574b4ed8be030a130d076a57e975dd294b08ec01be2cc297ef013e73e0cec307582f3795a34c4358b3e3028c0c4d1a306d6b87dcf2602947213ab175af6af6964912a78622733c6b488bf2952d3b5d8e8a35aa4fbea1b6a7989f787a589116ce5fb6262e472a6af9223dd", 0xd7}, {&(0x7f0000000240)="37c023eda728bfbb1de2e587e3e878d70aa870d6a8d2bfe8a8cab7b3fb77f63d5da42af4a5537248d4b05d88ddd41f4e3b8d818cc412ef3db5abe6989badc6c4106d58586915bcc642f7b521870f89d8c2aff1e5cd2afa8e7027d2f5b67621dd063276253f36d37c1c1b655ebdb1402a93ac7e6f353eaac7d860bbeddb5a2c49884892196b3318c32b45847a467b7921368093", 0x93}], 0x2, &(0x7f0000000580)=[{0xa0, 0x11f, 0x8, "fc76d04af36fa0bfe1b3751b7646875ac5b35108281d0c14fce3acdec9c50003f6f0127e6d8a18377251a206c80d9ca27c6444a412240853c4736b741915e79814fcc6173d5882e3ea49c8cd58b3be6ca3ba4dc4d7d514a74f1817f72767f55097b5042bf8c81a906923604cd794dca35678ba8c3cea0362d97a853b81cf5ed675e10520fa23a40002b1a604111636b6"}, {0xc8, 0x0, 0x5, "f30afe4d9d41fc8aabe135072e05b0f11bf4c206505033415b001a369e8ac29028c816ba8a93faecdb722b63a625cda0c36f5539e14323512b029224538ad3615e4a64106a6152946c380dfefb2881bf24f5df24107eda52989528cffb32e5d26e887c01297a2d5d445d9cc0f882ebb55f52446f27e46464865e89c3f207b16fd6119e92a823cbb39938ce705499af5aac7389ce69a52c8c8b55b022a942563a4772bc8f324949686df4899c76fb187dfaeb2513"}, {0x30, 0x114, 0x6, "882313bbbf6e4bf011910153490de0b9a13d263f2bff35335325c51aa8"}, {0xb0, 0x29, 0x200, "657fa92d30385c62ed97d4ec259c95787ec73b070b7e8321576ab58b70d057e4cb0f9e6f76dd11193d6f303deb91a4d7aeaee1860e441979d5b44214f9f9553e107320e984c0d653806f49731041edc53204d195ad32140b70dc809b3b669296866e17f67e74dbf903e75b3e326ab34cf8e2de587e274ab3a70e195bd1bba3347dd632bcad51ee12f3e8075a7d1154c3d86c132b6f582b301f55e1"}, {0xb8, 0x13f, 0xa4, "3ae9d7e29548b4559c36069fd257b13845f7bf6e744eeec7d081c3ecdec6b3dd9df7b2f3eed4038289b68e96cc963c48afbdd4a52342dd69d789d636b4d24ad745525b712beccd9e21d31ef4c436374916d89815089e64ffa1bfad1c96a93ee2e4edd1435d64b5b20a40603fb27c1093c4011e49d6050541b47e58c98315506ecaec344db225c18c87483512f899274563e5b1060d330a3ed7a361d08e31e167ecdb"}, {0xb0, 0x109, 0x69be4cd, "a8e5d6b6a855b80c738e27a04c7cc84c518a510dad96e0afb8db653c7f07f448828dc08d85565063982a0d1dd80cf368bf3233d6e3ef79d48311d070389ce8bec5478557d2fe50fec01950c10f556698ab878c36e18490b26fca5a9198bd2a78e80e73f6d5debec9747991152aaf503203d1da1f8e6aa633c13559fec41559f31021fb9373eb71c0b9e1dbfbfebdb1fba1cf0e4797972af44c3fe8"}], 0x3b0}, 0x20) dup3(r4, r3, 0x0) syz_kvm_setup_cpu$x86(r1, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000300)=[@textreal={0x8, &(0x7f0000000500)="0f005c0666b8ef0000000f23d00f21f86635300000010f23f866b9770b000066b80000008066ba000000000f30f20f35f30f1bcff4650f01cabaf80c66b8c261a58266efbafc0cb874daef0f236d0f32", 0x50}], 0xaaaaaaaaaaaad19, 0x0, &(0x7f0000000280), 0x100) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) r5 = add_key$keyring(&(0x7f0000000440)='keyring\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/ptmx\x00', 0x40000, 0x0) keyctl$get_keyring_id(0x0, r5, 0xff) 2018/04/03 20:42:45 executing program 0: r0 = syz_open_dev$admmidi(&(0x7f00000000c0)='/dev/admmidi#\x00', 0x2, 0x53a78cedb1edaecc) ioctl$PIO_UNIMAPCLR(r0, 0x4b68, &(0x7f0000000100)={0x7, 0x0, 0xff}) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000140)={0xaa, 0x2}) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = semget$private(0x0, 0x0, 0x12) semop(r1, &(0x7f0000000180)=[{0x3, 0x4, 0x1000}], 0x1) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffff00, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:45 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:45 executing program 4: r0 = socket$inet6(0xa, 0x80002, 0x88) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f00000000c0)='ip6_vti0\x00', 0x10) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = dup2(r0, r0) recvmsg$kcm(r2, &(0x7f0000000300)={&(0x7f0000000000)=@ipx, 0x80, &(0x7f00000001c0), 0x0, &(0x7f0000000200)=""/230, 0xe6}, 0x3) ioctl$sock_proto_private(r1, 0x89ec, &(0x7f0000000180)="76670327a03f08ab6c5c93e043549d608d278a743906379068c8fc0863d3ba5bcb0520a5ddaa12bf73e17060c45687e42b5639d3eb20e18876baaa7ca0fe90fc4db613bec6d8b8568e554d031558c0d528af6f02e7b05f4ec4c19968e16fb38cd0") mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0xf32de2b9484bcaa1, 0x50, r2, 0x0) ioctl$PIO_SCRNMAP(r2, 0x4b41, &(0x7f0000000100)="73ee7eea5124206d13955e9dd2b8255c464fbb9c656518791252376c99c1eac10c656d7490b27dfe872c88cae883d0f55718f51e938eb48f83fb7267cede0b0639a218925e894966de6a36ed70d8bac01b8e6d0fac7c0b95ae58912d303279c81ab4151cac89f654ed291a3802afb419ffa7c8fc16c550a90b74398353ec74d6") bind$inet6(r2, &(0x7f0000000540)={0xa, 0x4e23}, 0x1c) r3 = socket$inet6(0xa, 0x802, 0x100000000000088) setsockopt$inet6_udp_int(r3, 0x11, 0xa, &(0x7f000073bffc)=0xfffffffffffffffe, 0x4) sendmsg$inet_sctp(r3, &(0x7f0000959fc8)={&(0x7f0000a34000)=@in={0x2, 0x4e23}, 0x10, &(0x7f0000f71000)=[{&(0x7f0000f6ff9b)='G', 0x1}], 0x1}, 0x0) 2018/04/03 20:42:45 executing program 1: r0 = syz_open_dev$evdev(&(0x7f00003a3000)='/dev/input/event#\x00', 0x0, 0x1) ioctl$TIOCSBRK(r0, 0x40044591) r1 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x800, 0x20) ioctl$KDGETKEYCODE(r1, 0x4b4c, &(0x7f0000000100)={0xfbe, 0x8}) open_by_handle_at(r0, &(0x7f0000000000)={0x1b, 0x401, "d7b0f15439c9ad23c1fefef8f83148d7ebc100"}, 0x101800) writev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)='\x00\x00\x00\x00\x00\x00\x00\b', 0x8}], 0x1) 2018/04/03 20:42:45 executing program 7: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc\x00', 0x101080, 0x0) shutdown(r0, 0x1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000d28000)={0xaa}) r2 = epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000e4cfe0)={{&(0x7f0000011000/0x1000)=nil, 0x1000}, 0x1}) r3 = syz_open_dev$sndtimer(&(0x7f0000f85ff1)='/dev/snd/timer\x00', 0x0, 0x802) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r3, 0xc0145401, &(0x7f0000013000)) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r3, 0xc0145401, &(0x7f0000000000)={0x0, 0x3, 0x2, 0x0, 0x7}) dup3(r2, r1, 0x0) 2018/04/03 20:42:45 executing program 2 (fault-call:4 fault-nth:24): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:45 executing program 5: r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000140)={r0, &(0x7f00000003c0)="534712ce955477eef135c5b699f1ff3db157eefcedf71571d77e7b4606479d2b4cc218cd99b5b8e393ef6ff500a782a1c239f621264d483d88e9ccdeea567e7ce34e7b8f27f4ecf45d768bf70fafd2f1f8b485cb99a9d0d91c529da8cd8f203f5aaed06ec800fd2076e31ac9d01a02b4f4fd02bc547e81b75f712ca58e970872522bcb5c12cebcc4a6816cffdf6c6d943cbf8be22f46bb8cecdd61878e4dab5c9a4fa3a97983b350d7a51f48c05f12f579d809f96ebc40014a58163c4a13f6e859220d80c3163669f858c5a196f41c8f5d47ef010e7d973ca40c6324988a534f5f974ce7ac79c02871e99c442243071560f4cde87aa7641151099400c0fbf3366f58f9fb8490149420a2bd54e4a9a08556563686d02e712e9dc1030fc0b312244e2b353bd56d0e99c3b7eb43e8f444b04a15f9469af2683dfbd6aa87ffa76ad4d9", &(0x7f0000000100)}, 0x18) memfd_create(&(0x7f0000000040)='GPL-em1\x00', 0x1) 2018/04/03 20:42:45 executing program 6: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) getsockopt$sock_buf(r0, 0x1, 0x1c, &(0x7f0000000140)=""/247, &(0x7f0000000000)=0xf7) 2018/04/03 20:42:45 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc\x00', 0x80080, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000100)={0x0, 0x1000, "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"}, &(0x7f0000001140)=0x1008) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000001180)={r1, 0x3f43a874, 0x39, "775c2ba0b1a6522e4ceddd6e0a604a64a1c20f797bdc20f6903f81bb8d5d2cd653449a53c80fcb31e9e88c22801a2b135f9ef0123c303abcdc"}, 0x41) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000001200)={r1, 0x798}, 0x8) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:45 executing program 5: syz_open_dev$sndctrl(&(0x7f0000000080)='/dev/snd/controlC#\x00', 0x9, 0x0) r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0xa60a, 0x2) ioctl$VT_WAITACTIVE(r0, 0x5607) set_mempolicy(0x3, &(0x7f0000000100)=0xf41, 0x800) ioctl$TIOCOUTQ(r0, 0x5411, &(0x7f0000000040)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f000032cff7)='/dev/kvm\x00', 0x0, 0x0) modify_ldt$read_default(0x2, &(0x7f0000000140)=""/41, 0x29) r2 = eventfd2(0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) read$eventfd(r2, &(0x7f0000000000), 0x8) ioctl$KVM_IRQFD(r3, 0x4020ae76, &(0x7f0000071fe0)={r2}) write$eventfd(r2, &(0x7f0000000100), 0x8) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f00000000c0)=0x1, 0x4) [ 161.452237] FAULT_INJECTION: forcing a failure. [ 161.452237] name failslab, interval 1, probability 0, space 0, times 0 [ 161.463581] CPU: 0 PID: 11829 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 161.470515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.479872] Call Trace: [ 161.482472] dump_stack+0x1a7/0x27d [ 161.486115] ? arch_local_irq_restore+0x53/0x53 [ 161.490808] should_fail+0x914/0xae0 [ 161.494526] ? kstrdup+0x39/0x70 [ 161.497909] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 161.503016] ? cgroup_mkdir+0x553/0xfd0 [ 161.507000] ? vfs_mkdir+0x390/0x600 [ 161.510709] ? do_mkdirat+0x224/0x2b0 [ 161.514493] ? SyS_mkdir+0x22/0x30 [ 161.518018] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 161.523372] ? find_held_lock+0x35/0x1d0 [ 161.527425] ? find_held_lock+0x35/0x1d0 [ 161.531475] ? __lock_is_held+0xb6/0x140 [ 161.535532] ? check_same_owner+0x320/0x320 [ 161.539840] ? rcu_note_context_switch+0x710/0x710 [ 161.544749] ? rcu_read_lock_sched_held+0x108/0x120 [ 161.549753] should_failslab+0xec/0x120 [ 161.553711] kmem_cache_alloc+0x47/0x760 [ 161.557749] ? memcpy+0x45/0x50 [ 161.561015] ? kstrdup+0x59/0x70 [ 161.564370] __kernfs_new_node+0xe9/0x580 [ 161.568502] ? kernfs_dop_revalidate+0x380/0x380 [ 161.573243] ? kasan_check_read+0x11/0x20 [ 161.577374] ? read_word_at_a_time+0x12/0x20 [ 161.581759] ? strscpy+0x186/0x500 [ 161.585293] kernfs_new_node+0x80/0xf0 [ 161.589167] __kernfs_create_file+0x4b/0x320 [ 161.593562] cgroup_addrm_files+0x3c5/0xa70 [ 161.597878] ? cgroup_file_write+0x710/0x710 [ 161.602278] ? getrawmonotonic64+0x460/0x460 [ 161.606668] ? kasan_check_read+0x11/0x20 [ 161.610794] ? kernfs_active+0xa3/0x170 [ 161.614754] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 161.619662] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 161.624138] ? cgroup_file_name+0x1d0/0x1d0 [ 161.628451] css_populate_dir+0x340/0x420 [ 161.632589] cgroup_mkdir+0x553/0xfd0 [ 161.636369] ? __lock_is_held+0xb6/0x140 [ 161.640415] ? cgroup_destroy_locked+0x750/0x750 [ 161.645151] ? rcu_read_lock_sched_held+0x108/0x120 [ 161.650145] ? kmem_cache_free+0x258/0x2a0 [ 161.654365] ? set_nlink+0x95/0x120 [ 161.657973] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 161.662888] ? kasan_check_write+0x14/0x20 [ 161.667104] ? kernfs_get_active+0xb7/0xf0 [ 161.671316] ? cgroup_destroy_locked+0x750/0x750 [ 161.676055] kernfs_iop_mkdir+0x153/0x1e0 [ 161.680187] vfs_mkdir+0x390/0x600 [ 161.683712] do_mkdirat+0x224/0x2b0 [ 161.687326] ? SyS_mknod+0x40/0x40 [ 161.690847] ? ksys_mount+0xd4/0x120 [ 161.694544] ? do_syscall_64+0xb7/0x940 [ 161.698498] SyS_mkdir+0x22/0x30 [ 161.701843] ? SyS_mkdirat+0x30/0x30 [ 161.705536] do_syscall_64+0x281/0x940 [ 161.709403] ? vmalloc_sync_all+0x30/0x30 [ 161.713534] ? finish_task_switch+0x1b9/0x970 [ 161.718007] ? finish_task_switch+0x17a/0x970 [ 161.722484] ? syscall_return_slowpath+0x550/0x550 [ 161.727392] ? syscall_return_slowpath+0x2ac/0x550 [ 161.732304] ? prepare_exit_to_usermode+0x350/0x350 [ 161.737301] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 161.742648] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 161.747487] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 161.752654] RIP: 0033:0x4552d9 [ 161.755825] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 161.763514] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 161.770768] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 161.778014] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 161.785265] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 161.792510] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000018 2018/04/03 20:42:45 executing program 6: r0 = inotify_init() mkdir(&(0x7f0000a7aff6)='./control\x00', 0x0) inotify_add_watch(r0, &(0x7f000003a000)='./control\x00', 0x1000802) r1 = inotify_init() r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x1, 0x0) ioctl$EVIOCGABS3F(r2, 0x8018457f, &(0x7f0000000240)=""/224) inotify_add_watch(r1, &(0x7f0000000000)='./control\x00', 0x81000100) bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000040)='./control\x00', 0x0, 0x18}, 0x10) r3 = inotify_init1(0x7fffd) inotify_add_watch(r3, &(0x7f0000000080)='./control\x00', 0x86000006) 2018/04/03 20:42:45 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = fcntl$dupfd(r0, 0x0, r1) epoll_ctl$EPOLL_CTL_DEL(r2, 0x2, r1) fdatasync(r1) 2018/04/03 20:42:45 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 161.800247] cgroup: cgroup_addrm_files: failed to add cgroup.stat, err=-12 2018/04/03 20:42:45 executing program 7: r0 = socket(0x400020000000010, 0x2, 0x0) r1 = memfd_create(&(0x7f0000000000)='\x00', 0x1) write$evdev(r1, &(0x7f00000000c0)=[{{}, 0xfffffffffffffeff, 0xff, 0x2}, {{0x77359400}, 0x8, 0x1, 0x5}, {{}, 0x0, 0x9, 0x400}, {{0x0, 0x7530}, 0x200, 0x5}, {{0x77359400}, 0x100000001, 0x9, 0x6}, {{}, 0x7f, 0x2, 0x8}, {{}, 0x5, 0x0, 0x5}, {{}, 0x1, 0x9, 0x8}, {{}, 0x6, 0x9, 0x1}, {{0x0, 0x7530}, 0x1, 0x45, 0x4}], 0xf0) write(r0, &(0x7f0000000080)="1f00000056000d6dfcffff00bc0203030700ef2104173f81dda62c537ea2ca", 0x1f) 2018/04/03 20:42:45 executing program 1: syz_read_part_table(0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="02004200000001000000ff07000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000055aa", 0x40, 0x1c0}]) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x80) accept$alg(r0, 0x0, 0x0) 2018/04/03 20:42:45 executing program 6: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer\x00', 0x200, 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000040), &(0x7f0000000000)=0x118) 2018/04/03 20:42:45 executing program 2 (fault-call:4 fault-nth:25): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 161.967426] FAULT_INJECTION: forcing a failure. [ 161.967426] name failslab, interval 1, probability 0, space 0, times 0 [ 161.978737] CPU: 1 PID: 11867 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 161.985653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.994983] Call Trace: [ 161.997548] dump_stack+0x1a7/0x27d [ 162.001154] ? arch_local_irq_restore+0x53/0x53 [ 162.005820] should_fail+0x914/0xae0 [ 162.009512] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 162.014594] ? rb_first_postorder+0xa0/0xa0 [ 162.018905] ? kernfs_add_one+0x50/0x450 [ 162.022957] ? trace_hardirqs_off+0x10/0x10 [ 162.027270] ? find_held_lock+0x35/0x1d0 [ 162.031316] ? __lock_is_held+0xb6/0x140 [ 162.035356] ? check_same_owner+0x320/0x320 [ 162.039656] ? rcu_note_context_switch+0x710/0x710 [ 162.044565] should_failslab+0xec/0x120 [ 162.048516] __kmalloc_track_caller+0x5f/0x760 [ 162.053071] ? kasan_check_read+0x11/0x20 [ 162.057195] ? do_raw_spin_unlock+0x9e/0x310 [ 162.061579] ? kstrdup_const+0x39/0x50 [ 162.065442] ? kasan_check_write+0x14/0x20 [ 162.069654] kstrdup+0x39/0x70 [ 162.072823] kstrdup_const+0x39/0x50 [ 162.076515] __kernfs_new_node+0xa9/0x580 [ 162.080639] ? kernfs_dop_revalidate+0x380/0x380 [ 162.085370] ? kasan_check_read+0x11/0x20 [ 162.089494] ? read_word_at_a_time+0x12/0x20 [ 162.093875] ? strscpy+0x186/0x500 [ 162.097402] kernfs_new_node+0x80/0xf0 [ 162.101270] __kernfs_create_file+0x4b/0x320 [ 162.105656] cgroup_addrm_files+0x3c5/0xa70 [ 162.109959] ? cgroup_file_write+0x710/0x710 [ 162.114344] ? getrawmonotonic64+0x460/0x460 [ 162.118726] ? kasan_check_read+0x11/0x20 [ 162.122859] ? kernfs_active+0xa3/0x170 [ 162.126818] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 162.131720] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 162.136189] ? cgroup_file_name+0x1d0/0x1d0 [ 162.140486] css_populate_dir+0x340/0x420 [ 162.144621] cgroup_mkdir+0x553/0xfd0 [ 162.148400] ? __lock_is_held+0xb6/0x140 [ 162.152440] ? cgroup_destroy_locked+0x750/0x750 [ 162.157170] ? rcu_read_lock_sched_held+0x108/0x120 [ 162.162161] ? kmem_cache_free+0x258/0x2a0 [ 162.166369] ? set_nlink+0x95/0x120 [ 162.169975] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 162.174878] ? kasan_check_write+0x14/0x20 [ 162.179094] ? kernfs_get_active+0xb7/0xf0 [ 162.183303] ? cgroup_destroy_locked+0x750/0x750 [ 162.188043] kernfs_iop_mkdir+0x153/0x1e0 [ 162.192170] vfs_mkdir+0x390/0x600 [ 162.195686] do_mkdirat+0x224/0x2b0 [ 162.199288] ? SyS_mknod+0x40/0x40 [ 162.202809] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 162.208334] ? do_syscall_64+0xb7/0x940 [ 162.212289] SyS_mkdir+0x22/0x30 [ 162.215628] ? SyS_mkdirat+0x30/0x30 [ 162.219316] do_syscall_64+0x281/0x940 [ 162.223176] ? vmalloc_sync_all+0x30/0x30 [ 162.227309] ? finish_task_switch+0x1b9/0x970 [ 162.231798] ? finish_task_switch+0x17a/0x970 [ 162.236279] ? syscall_return_slowpath+0x550/0x550 [ 162.241199] ? syscall_return_slowpath+0x2ac/0x550 [ 162.246127] ? prepare_exit_to_usermode+0x350/0x350 [ 162.251143] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 162.256513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 162.261357] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 162.266535] RIP: 0033:0x4552d9 [ 162.270222] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 162.277909] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 162.285163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 162.292415] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 162.299661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 162.306914] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000019 [ 162.314284] cgroup: cgroup_addrm_files: failed to add cpu.stat, err=-12 2018/04/03 20:42:46 executing program 7: r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x101, 0x0, 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_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffb000/0x1000)=nil, 0x1000, 0x0, 0x10, r0, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x4000, 0x0) ioctl$TCSETSW(r1, 0x5403, &(0x7f0000000240)={0xe704, 0x6, 0xdb24, 0x3, 0x2, 0x20, 0x8, 0x5, 0x9a, 0x5, 0x10001, 0x800}) getsockopt$netlink(r1, 0x10e, 0x9, &(0x7f0000000100)=""/246, &(0x7f0000000200)=0xf6) syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$sock_bt_cmtp_CMTPCONNADD(r1, 0x400443c8, &(0x7f00000000c0)={r1, 0x80000000}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000080)={0x0}, &(0x7f0000000300)=0xc) perf_event_open(&(0x7f0000000280)={0x0, 0x70, 0x7ff, 0x5, 0x40, 0x40, 0x0, 0xf7b5, 0x100, 0x0, 0x5, 0x9, 0xfffffffffffffff9, 0xffffffffffff67c0, 0x80, 0x4b, 0x3, 0x52a, 0x1, 0x5, 0x2, 0x57, 0x4, 0x3f, 0x19a, 0x8, 0x5b7a437d, 0x1, 0x10001, 0x2, 0xea9a, 0x3, 0x2, 0xf8, 0x12b, 0x6, 0x800, 0xdc8, 0x0, 0x9a, 0x0, @perf_config_ext={0x4, 0x8}, 0x8, 0x8, 0x80000001, 0x7, 0x7fffffff, 0x2, 0x1}, r2, 0x5, r0, 0x2) 2018/04/03 20:42:46 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r1, 0xfffffffffffffffe) setsockopt$inet6_tcp_int(r1, 0x6, 0x1b, &(0x7f0000483ffc)=0x1, 0x4) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x4e22}, 0x1c) r2 = accept4(r1, &(0x7f00003ad000)=ANY=[], &(0x7f00008f1ffc), 0x0) getsockopt$inet6_tcp_buf(r2, 0x6, 0x21, &(0x7f0000000000)=""/106, &(0x7f0000000140)=0x6a) 2018/04/03 20:42:46 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0xc000, 0x0) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000040)={0x0, 0x401}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f00000000c0)=@assoc_value={r2, 0x7fff}, &(0x7f0000000100)=0x8) setsockopt$inet6_int(r0, 0x29, 0x11, &(0x7f0000000180)=0x8, 0x4) 2018/04/03 20:42:46 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:46 executing program 5: r0 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x400680, 0x80) ioctl$EVIOCGKEYCODE_V2(r0, 0x80284504, &(0x7f00000001c0)=""/178) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000440)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r1, 0xaf01, &(0x7f00001e3000)) r2 = eventfd(0x0) ioctl$VHOST_SET_VRING_KICK(r1, 0x4008af20, &(0x7f0000857ff8)={0x0, r2}) readv(r2, &(0x7f0000000140)=[{&(0x7f0000000080)=""/186, 0xba}], 0x1) write$eventfd(r2, &(0x7f0000ceeff8), 0x8) stat(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)) syslog(0xa, &(0x7f0000000280)=""/165, 0xa5) syz_fuse_mount(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/03 20:42:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='net\x00') ioctl$KDGETLED(r2, 0x4b31, &(0x7f0000000180)) ioctl$KVM_RUN(r2, 0xae80, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="c3"], &(0x7f0000000240)=0x1) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000de9000)=[@text32={0x20, &(0x7f0000f59fc6)="0fc75fedc4c3c968fb6c0f9cfbb9040100c00f3266b842008ee80f230064672ec015dec4e245bea5d41e6082f9440f20c03506000000440f22c0", 0x3a}], 0x1, 0x0, &(0x7f0000000180), 0x1ba) socket$can_raw(0x1d, 0x3, 0x1) ioctl$KVM_RUN(r3, 0xae80, 0x0) syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0xd0, 0x4000) io_setup(0x5, &(0x7f00000001c0)=0x0) r5 = syz_open_dev$mouse(&(0x7f0000000380)='/dev/input/mouse#\x00', 0xfffffffffffffff7, 0xfffffffffffffffe) io_cancel(r4, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x7, 0x3, r0, &(0x7f0000000280)="f89bc2b3dfa8612e3c0c6c6c67fb5cbf8955574731fe9a27717211bf833c76b3487c014c9b719329381207b965401a6f12cfb64109af0c7166935a908833a5419c43349438289adf6582efbcf05434f8bce4c435bc809208d398abd283bf356a409023be7024d8", 0x67, 0x0, 0x0, 0x0, r5}, &(0x7f0000000340)) 2018/04/03 20:42:46 executing program 2 (fault-call:4 fault-nth:26): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:46 executing program 0: r0 = fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000100)=0xc) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) [ 162.585380] FAULT_INJECTION: forcing a failure. [ 162.585380] name failslab, interval 1, probability 0, space 0, times 0 [ 162.596770] CPU: 0 PID: 11888 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 162.603701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.613052] Call Trace: [ 162.615647] dump_stack+0x1a7/0x27d [ 162.619291] ? arch_local_irq_restore+0x53/0x53 [ 162.623982] should_fail+0x914/0xae0 [ 162.627713] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 162.632828] ? rb_first_postorder+0xa0/0xa0 [ 162.637157] ? kernfs_add_one+0x50/0x450 [ 162.641207] ? trace_hardirqs_off+0x10/0x10 [ 162.645519] ? find_held_lock+0x35/0x1d0 [ 162.649572] ? __lock_is_held+0xb6/0x140 [ 162.653630] ? check_same_owner+0x320/0x320 [ 162.657938] ? rcu_note_context_switch+0x710/0x710 [ 162.662872] should_failslab+0xec/0x120 [ 162.666841] __kmalloc_track_caller+0x5f/0x760 [ 162.671405] ? kasan_check_read+0x11/0x20 [ 162.675534] ? do_raw_spin_unlock+0x9e/0x310 [ 162.679924] ? kstrdup_const+0x39/0x50 [ 162.683791] ? kasan_check_write+0x14/0x20 [ 162.688008] kstrdup+0x39/0x70 [ 162.691181] kstrdup_const+0x39/0x50 [ 162.694877] __kernfs_new_node+0xa9/0x580 [ 162.699013] ? kernfs_dop_revalidate+0x380/0x380 [ 162.703754] ? kasan_check_read+0x11/0x20 [ 162.707882] ? read_word_at_a_time+0x12/0x20 [ 162.712274] ? strscpy+0x186/0x500 [ 162.715812] kernfs_new_node+0x80/0xf0 [ 162.719681] __kernfs_create_file+0x4b/0x320 [ 162.724079] cgroup_addrm_files+0x3c5/0xa70 [ 162.728392] ? cgroup_file_write+0x710/0x710 [ 162.732788] ? getrawmonotonic64+0x460/0x460 [ 162.737183] ? kasan_check_read+0x11/0x20 [ 162.741312] ? kernfs_active+0xa3/0x170 [ 162.745273] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 162.750181] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 162.754657] ? cgroup_file_name+0x1d0/0x1d0 [ 162.758967] css_populate_dir+0x340/0x420 [ 162.763098] cgroup_mkdir+0x553/0xfd0 [ 162.766905] ? __lock_is_held+0xb6/0x140 [ 162.770955] ? cgroup_destroy_locked+0x750/0x750 [ 162.775693] ? rcu_read_lock_sched_held+0x108/0x120 [ 162.780688] ? kmem_cache_free+0x258/0x2a0 [ 162.784909] ? set_nlink+0x95/0x120 [ 162.788520] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 162.793432] ? kasan_check_write+0x14/0x20 [ 162.797647] ? kernfs_get_active+0xb7/0xf0 [ 162.801861] ? cgroup_destroy_locked+0x750/0x750 [ 162.806602] kernfs_iop_mkdir+0x153/0x1e0 [ 162.810739] vfs_mkdir+0x390/0x600 [ 162.814266] do_mkdirat+0x224/0x2b0 [ 162.817878] ? SyS_mknod+0x40/0x40 [ 162.821405] ? ksys_mount+0xd4/0x120 [ 162.825098] ? do_syscall_64+0xb7/0x940 [ 162.829058] SyS_mkdir+0x22/0x30 [ 162.832402] ? SyS_mkdirat+0x30/0x30 [ 162.836096] do_syscall_64+0x281/0x940 [ 162.839969] ? vmalloc_sync_all+0x30/0x30 [ 162.844097] ? finish_task_switch+0x1b9/0x970 [ 162.848571] ? finish_task_switch+0x17a/0x970 [ 162.853046] ? syscall_return_slowpath+0x550/0x550 [ 162.857957] ? syscall_return_slowpath+0x2ac/0x550 [ 162.862865] ? prepare_exit_to_usermode+0x350/0x350 [ 162.867872] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 162.873226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 162.878055] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 162.883224] RIP: 0033:0x4552d9 [ 162.886391] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 162.894080] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 162.901329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 162.908576] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 162.915826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 162.923076] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001a 2018/04/03 20:42:46 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:46 executing program 7: syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipv6={0x86dd, {0x0, 0x6, "50a09c", 0x8, 0xffffff11, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, {[], @udp={0x0, 0x4e20, 0x8}}}}}}, &(0x7f0000000040)) fstat(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fstat(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setresgid(r0, r1, r2) 2018/04/03 20:42:46 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f00000016c0)={'vcan0\x00', {0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}}) r1 = getpgrp(0xffffffffffffffff) getresuid(&(0x7f0000001680), &(0x7f00000019c0), &(0x7f0000001700)=0x0) stat(&(0x7f0000001740)='./bus\x00', &(0x7f0000001780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r4 = getpgrp(0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000001a40)={{{@in=@loopback, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in=@broadcast}}, &(0x7f0000001a00)=0xff98) r6 = getgid() sendmsg$unix(r0, &(0x7f0000001980)={&(0x7f00000000c0)=@file={0x1, './bus\x00'}, 0x6e, &(0x7f00000015c0)=[{&(0x7f0000000140)="fabb91b6547311d5541b3b6d06dd651572729994e6a94c14d44db71e0e0fb85a7069a7e35fa0d33e0bf43f59d86f1fe000e3185ad16ff1b1f74bd06dc1c20ef66a360e4e1ba7fdac0ed30029218d35ac70853ed2a694ad0c31f2bf5c8901b50e7115f931", 0x64}, {&(0x7f00000001c0)="84c68e759abc18f185df28a2808191826a650e735781bf03765183ed6249f5765e83293a83c539071b7ecacf6b8fe7e2ee5ce9f0a9e41883e5bfaaa60ed0b74c7b3a6dac68e7db730ba8289dd427525a441c3d7635145b8cecd68a5ae4d74f40f90280a96b269ef18a50d1d61aa6475655d7a4531f645a0c5f38a90a484a3217048c9b319fe18bf8b944dcfad038dcd3dac3fecac68e43e749257e5892b23c0cff40dcec8b0139b9dafcbb", 0xab}, {&(0x7f0000000280)="b3cb63a4e5c5e7285cbcd6ba226fe5c8a6d7fc2ee344a33b85ac12da3b53436a37c5f39a9ac9f096bf38a1b870853eaa6f2efb80348e558e44711f00baf1708039c5f68f78ebcdbb06f9fe28c32fe11ecb56f9c8074db1e71b2f5fc287e91795bd3b60d4156a64f374db2b05c8b845bce1bf7d4cb8287239738daeaa10dc272cdab7443b20132851bcbd1a9e35d6f187cd0e88c9994f4a26cf639009ef168e0ac3311774c92a9d87a2d815ea68d3c94e7a7a81a631f9ac81965e", 0xba}, {&(0x7f0000000340)="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0x1000}, {&(0x7f0000001340)="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", 0xfd}, {&(0x7f0000001440)="76a158baa74292653037c6ac26a5d7c0afd0d9c3b308f23dde4ed3bebd93e969e9ccc527cb3c6d45579aa34ae2cc3f6f8cce00c387c7d2ee32167406036c598fab0659c1fc6e3ca3b7a7e0f42157b4aa2530b4490b790acbba1ecf75bba27a4a658a6a1500ea5f0ff8d3933c2a9e70a2", 0x70}, {&(0x7f00000014c0)="a77330bdb1d6e1ace3fd77bcbd362b0db0f3486f5d5b788615183d11e9edd3ac05e7b69229c26e44b406940aae1099ce", 0x30}, {&(0x7f0000001500)="d524f9927c62dbe054dad85385c5318c4569713ec880ed8ea7724f0174017791cb560d13ac3d94b5606c2d17a0775a6b1d80a78fef361c7e3fc88f95b24ef546e8924d69b09f450019a748300f45abc683b99cf3686093cdc2f6729ec3730a27629a8b4b64e740cc83ca6b8133d010", 0x6f}, {&(0x7f0000001580)="8ad5b4a803c69edc466fcb3aa46a72960537cbb20fd2708acf122d11ac0acce5d1e49f7f179d0336a8b5d0db5fba047d66bdca8220d4daf7e37d07f66120", 0x3e}], 0x9, &(0x7f0000001940)=[@cred={0x20, 0x1, 0x2, r1, r2, r3}, @cred={0x20, 0x1, 0x2, r4, r5, r6}], 0x40, 0x51}, 0x801) [ 162.930669] cgroup: cgroup_addrm_files: failed to add cpu.stat, err=-12 2018/04/03 20:42:46 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x4, 0x4, 0x4, 0x9}, 0x1c) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000028000)={r0, &(0x7f00004e5fff), &(0x7f00003a3fff)="16"}, 0x20) sendto$llc(r1, &(0x7f0000000040)="c526f792a33cf34726b154ab0f40ebeef6921300adee57decc5c95a002d068d674c88cd0e317f33ddeb6b43ebda952e0768720b0175ac4866231597e6171cbfa32368f1de8e7cf339f757cbafde73f6e6cfd7fe0bde5062370890a37e51353edcbfcb00612", 0x65, 0x40000, &(0x7f00000000c0)={0x1a, 0x311, 0x80, 0x1, 0x2, 0x80, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x10) 2018/04/03 20:42:46 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x20}, 0x2c) openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x10000, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7}], {0x95}}, &(0x7f000031cff6)='syzkaller\x00', 0x5c6e, 0x4e3, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 20:42:46 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:46 executing program 2 (fault-call:4 fault-nth:27): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:46 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = dup3(r2, r0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f00000000c0)=[@text16={0x10, &(0x7f0000000040)="ba2000edbaa000b80000ef660fd7e2660fdf93e18066b9800000c00f326635010000000f30baf80c66b806db838066efbafc0cb8d46aef8134a6f20f0198000066b9800000c00f326635000400000f300f221b", 0x53}], 0x1, 0x0, &(0x7f0000000100), 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000100)={0x0, 0xffff}, &(0x7f0000000180)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f00000001c0)={r4, 0x6}, &(0x7f0000000200)=0x8) ioctl$sock_SIOCETHTOOL(r3, 0x8946, &(0x7f0000000280)={'bcsh0\x00', &(0x7f0000000240)=@ethtool_test={0x1a, 0x0, 0x1}}) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000140)=ANY=[@ANYBLOB="010000000000010080040000000000000000000000004000"]) [ 163.085815] FAULT_INJECTION: forcing a failure. [ 163.085815] name failslab, interval 1, probability 0, space 0, times 0 [ 163.097147] CPU: 1 PID: 11916 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 163.104075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.113425] Call Trace: [ 163.116011] dump_stack+0x1a7/0x27d [ 163.119645] ? arch_local_irq_restore+0x53/0x53 [ 163.124331] should_fail+0x914/0xae0 [ 163.128048] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 163.133153] ? kasan_check_write+0x14/0x20 [ 163.137379] ? kernfs_dop_revalidate+0x380/0x380 [ 163.142118] ? find_held_lock+0x35/0x1d0 [ 163.146160] ? __lock_is_held+0xb6/0x140 [ 163.150206] ? check_same_owner+0x320/0x320 [ 163.154506] ? __kernfs_create_file+0x27f/0x320 [ 163.159155] ? rcu_note_context_switch+0x710/0x710 [ 163.164065] should_failslab+0xec/0x120 [ 163.168022] kmem_cache_alloc+0x47/0x760 [ 163.172061] ? __lock_is_held+0xb6/0x140 [ 163.176106] sched_create_group+0x22/0x70 [ 163.180232] cpu_cgroup_css_alloc+0xe/0x30 [ 163.184442] cgroup_apply_control_enable+0x44d/0xbc0 [ 163.189526] ? cgroup_propagate_control+0x570/0x570 [ 163.194523] ? css_populate_dir+0x289/0x420 [ 163.198827] cgroup_mkdir+0x56f/0xfd0 [ 163.202603] ? __lock_is_held+0xb6/0x140 [ 163.206643] ? cgroup_destroy_locked+0x750/0x750 [ 163.211381] ? rcu_read_lock_sched_held+0x108/0x120 [ 163.216375] ? kmem_cache_free+0x258/0x2a0 [ 163.220588] ? set_nlink+0x95/0x120 [ 163.224191] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 163.229097] ? kasan_check_write+0x14/0x20 [ 163.233334] ? kernfs_get_active+0xb7/0xf0 [ 163.237545] ? cgroup_destroy_locked+0x750/0x750 [ 163.242277] kernfs_iop_mkdir+0x153/0x1e0 [ 163.246408] vfs_mkdir+0x390/0x600 [ 163.249929] do_mkdirat+0x224/0x2b0 [ 163.253533] ? SyS_mknod+0x40/0x40 [ 163.257053] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 163.262569] ? do_syscall_64+0xb7/0x940 [ 163.266520] SyS_mkdir+0x22/0x30 [ 163.269864] ? SyS_mkdirat+0x30/0x30 [ 163.273553] do_syscall_64+0x281/0x940 [ 163.277434] ? vmalloc_sync_all+0x30/0x30 [ 163.281558] ? finish_task_switch+0x1b9/0x970 [ 163.286026] ? finish_task_switch+0x17a/0x970 [ 163.290498] ? syscall_return_slowpath+0x550/0x550 [ 163.295404] ? syscall_return_slowpath+0x2ac/0x550 [ 163.300316] ? prepare_exit_to_usermode+0x350/0x350 [ 163.305316] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 163.310661] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 163.315482] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 163.320654] RIP: 0033:0x4552d9 [ 163.323819] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/04/03 20:42:47 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1b, 0x1, 0x97e, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0x270e, @any=0xffffffff}, 0x10, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:47 executing program 1: r0 = socket$inet_sctp(0x2, 0x1, 0x84) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0xfffffffffffffffc, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendmsg$nl_route(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0xc000050}, 0xc, &(0x7f0000000180)={&(0x7f00000005c0)=ANY=[@ANYBLOB="140000005200000229bd7000fdcbdf250000000067d5ab2d1d8bf6f4a1f1c992b20c7656e084381376474d556e0fa065d3ccbd57c52b7d57e4e6ffe2955a93e19c14b1a63cc0e0ac5d0085235100c1529c7a9819af5bd5bebba46bcd6cd143ac582d79626d4f8b758713b63353152a1b26"], 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x10) sendto$inet(r0, &(0x7f000026cfff)="c6", 0x1, 0x0, &(0x7f0000033ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(r0, 0x1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={0xffffffffffffffff, 0x50, &(0x7f00000006c0)={0x0, 0x0}}, 0x10) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000740)='/dev/cuse\x00', 0x2000, 0x0) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r2, 0x84, 0x74, &(0x7f0000000780)=""/46, &(0x7f00000007c0)=0x2e) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000002c0)=r1, 0x4) arch_prctl(0x1004, &(0x7f0000000800)="42cee6462f93a755363374201ce80ef33370604797af227b396e5b6c12f82555dedd4fa6d7b23a06f5e8e0a165c2fd33c017c682d083e114c3030ceae7") setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2}}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x20}, 0x98) socket$nl_route(0x10, 0x3, 0x0) r3 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x0, 0x200000) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'ipddp0\x00', 0x0}) setsockopt$IPT_SO_SET_REPLACE(r3, 0x0, 0x40, &(0x7f0000000840)=ANY=[@ANYBLOB="72617700000000000000000000000000000000000002932bb8f245000000000000000000000009000000050000000000000000000000ffffffffffffffff00000000ffffffffc8010000ffffffffffffffffc8010000ffffffff03000000", @ANYPTR=&(0x7f0000000640)=ANY=[@ANYBLOB="0000000000000000000000000000000000000000000000000000000000000000000000140568e0c50863a550d32ae400156f6be6a1e67031434842bc49efe373b2658ed601a5a6eb97cea81e5919b2f0c0e32b0ad4c9"], @ANYBLOB="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009800b800000000000000000000000000000000000000000000000000200054524143450000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e800100100000000000000000000000000000000000000000000000050006f736600000000000000000000000000000000000000000000000000000073797a310000000000000000000000000000000000000000000000000000000001f8ffff0c0000000100000000000000280053594e50524f585900000000000000000000000000000000000000000000010606000000000000000000000000000000000000000000000000000000000000000000000000d500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007000980000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000feffffff00000000"], 0x2c0) connect$packet(r3, &(0x7f00000000c0)={0x11, 0x10, r4, 0x1, 0x100, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}}, 0x14) 2018/04/03 20:42:47 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}], 0x7) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 163.331507] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 163.338752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 163.346000] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 163.353247] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 163.360491] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001b 2018/04/03 20:42:48 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000001500)={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000d4effc)=0x1, 0x4) r1 = accept(r0, &(0x7f0000000000)=@pppoe={0x0, 0x0, {0x0, @remote}}, &(0x7f00000000c0)=0x80) sendto$inet(r0, &(0x7f000099bf26), 0x0, 0x20000000, &(0x7f0000000080)={0x2, 0x4e20}, 0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000100)={0x0, 'ip_vti0\x00', 0x1}, 0x18) sendto$inet(r0, &(0x7f0000769fff), 0x1029e, 0x4008004, 0x0, 0x0) sendto$inet(r0, &(0x7f0000000300)="ced5bc", 0x3, 0x0, 0x0, 0x0) 2018/04/03 20:42:48 executing program 2 (fault-call:4 fault-nth:28): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:48 executing program 4: syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000200), 0x4, &(0x7f0000000140)) stat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0}) ioprio_get$uid(0x3, r0) 2018/04/03 20:42:48 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:48 executing program 0: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000200)={{0xa, 0x4e20, 0x9, @empty, 0x3}, {0xa, 0x4e22, 0x9, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0xfffffffffffffffa}, 0xfffffffffffffff7, [0x85b, 0x1, 0x45, 0x8001, 0x2, 0x3ff, 0x8000, 0x8]}, 0x5c) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000100)={0xd, 0xffffffffd9775c5a, 0x8c, 0x2, 0x2, 0x4, 0x1, 0x5, 0x3, 0xfc8, 0x7}, 0xb) ioctl$EVIOCSREP(r0, 0x40084503, &(0x7f0000000300)=[0x2bc283c8, 0x4]) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ustat(0xffffffffffffff01, &(0x7f00000000c0)) ioctl$ASHMEM_SET_NAME(r0, 0x41007701, &(0x7f0000000400)='cpusetvboxnet0selinux\x00') ioctl$LOOP_GET_STATUS(r0, 0x4c03, &(0x7f0000000340)) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f00000002c0)={&(0x7f0000000280)='./bus\x00', 0x0, 0x8}, 0x10) r1 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) getsockopt(r1, 0x4, 0x37da, &(0x7f0000000140)=""/106, &(0x7f00000001c0)=0x6a) 2018/04/03 20:42:48 executing program 1: r0 = perf_event_open(&(0x7f0000d2af88)={0x2, 0x78, 0xe2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) openat$cgroup_ro(r1, &(0x7f0000000100)='rdma.current\x00', 0x0, 0x0) r2 = socket$vsock_dgram(0x28, 0x2, 0x0) fstat(r0, &(0x7f0000000040)) connect(r2, &(0x7f00007a3ff0)=@ethernet, 0x10) 2018/04/03 20:42:48 executing program 6: syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x0, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000000300)='/dev/snd/seq\x00', 0x0, 0x82) read(r0, &(0x7f0000000000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, "706f727431000000000000000000000000000000000000000000eb000000b2a587e2000000000000020000000000000001008e15e7af00", 0xa9824f69d1376633, 0x108008, 0x0, 0x0, 0x0, 0x1000000000}) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000140)={0x0, 0x0, 0x0, 'queue1\x00'}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1, @time}) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f0000000200)={0x0, 0x0, 0x0, 'queue0\x00'}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r0, 0xc02c5341, &(0x7f00000000c0)) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000400)='/dev/sequencer2\x00', 0x0, 0x0) 2018/04/03 20:42:48 executing program 5: pipe2(&(0x7f0000000200)={0xffffffffffffffff}, 0x84800) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000240)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) write$sndseq(r1, &(0x7f0000000280)=[{0x1, 0x2, 0x10000, 0x3f, @time={0x77359400}, {0x200, 0xffbe}, {0x4, 0x2adc}, @time=@tick=0x2000000000}, {0xffffffffffffea0e, 0x7, 0x240000, 0x8, @time, {0x80, 0x6}, {0x0, 0x2}, @queue={0x0, {0xffffffff80000000, 0x8001}}}, {0x7, 0x20, 0x115, 0x8, @time, {0x1, 0x5}, {0x7, 0x1}, @quote={{0x3, 0x4242}, 0x8}}, {0x800, 0x200, 0x80, 0x2, @time, {0x914, 0x6}, {0xcf, 0x5900}, @addr={0x80000000, 0x9}}, {0x1, 0x3, 0x7, 0xe0000000000000, @time, {0x16fa0000000, 0x7fffffff}, {0xe9d, 0x9c}, @ext={0x2f, &(0x7f00000001c0)="4fe0036405e11b72c36165e809edc0488e8542453a445ca0d7566d7ee3f82d2483fb980b9b28e2de87cdec7d856fff"}}], 0xf0) dup2(r0, 0xffffffffffffffff) 2018/04/03 20:42:48 executing program 4: r0 = shmget(0x0, 0x4000, 0x78000404, &(0x7f0000ff9000/0x4000)=nil) shmctl$SHM_UNLOCK(r0, 0xc) r1 = socket$pptp(0x18, 0x1, 0x2) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000000c0)='memory.swap.max\x00', 0x2, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000700)='net/sco\x00') ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'rose0\x00'}) ioctl$TCSBRKP(r2, 0x5425, 0x5) ioctl$LOOP_SET_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) bind(r1, &(0x7f0000000140)=@nfc={0x27}, 0x80) 2018/04/03 20:42:48 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0xffffffffffffffff, 0x100000, 0x0, 0x0, 0x3, 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, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x4000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ppp\x00', 0x4000, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x7f, 0x0) ioctl$BINDER_THREAD_EXIT(r0, 0x40046208, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) ioctl$TIOCOUTQ(r1, 0x5411, &(0x7f0000000100)) [ 164.529797] FAULT_INJECTION: forcing a failure. [ 164.529797] name failslab, interval 1, probability 0, space 0, times 0 [ 164.541091] CPU: 1 PID: 11951 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 164.548018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.557367] Call Trace: [ 164.559957] dump_stack+0x1a7/0x27d [ 164.563590] ? arch_local_irq_restore+0x53/0x53 [ 164.568266] ? is_bpf_text_address+0xa4/0x120 [ 164.572767] should_fail+0x914/0xae0 [ 164.576486] ? __save_stack_trace+0x7e/0xd0 [ 164.580810] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 164.585925] ? save_stack+0xa3/0xd0 [ 164.589546] ? save_stack+0x43/0xd0 [ 164.593160] ? find_held_lock+0x35/0x1d0 [ 164.597214] ? __lock_is_held+0xb6/0x140 [ 164.601271] ? check_same_owner+0x320/0x320 [ 164.605572] ? kmem_cache_alloc+0x4e9/0x760 [ 164.609874] ? rcu_note_context_switch+0x710/0x710 [ 164.614794] should_failslab+0xec/0x120 [ 164.618749] __kmalloc+0x63/0x760 [ 164.622184] ? sched_create_group+0x22/0x70 [ 164.626487] ? kzalloc+0xf/0x20 [ 164.629748] kzalloc+0xf/0x20 [ 164.632838] alloc_fair_sched_group+0x5e/0x530 [ 164.637407] sched_create_group+0x35/0x70 [ 164.641535] cpu_cgroup_css_alloc+0xe/0x30 [ 164.645749] cgroup_apply_control_enable+0x44d/0xbc0 [ 164.650841] ? cgroup_propagate_control+0x570/0x570 [ 164.655847] ? css_populate_dir+0x289/0x420 [ 164.660151] cgroup_mkdir+0x56f/0xfd0 [ 164.663932] ? __lock_is_held+0xb6/0x140 [ 164.667977] ? cgroup_destroy_locked+0x750/0x750 [ 164.672711] ? rcu_read_lock_sched_held+0x108/0x120 [ 164.677707] ? kmem_cache_free+0x258/0x2a0 [ 164.681927] ? set_nlink+0x95/0x120 [ 164.685535] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 164.690449] ? kasan_check_write+0x14/0x20 [ 164.694665] ? kernfs_get_active+0xb7/0xf0 [ 164.698876] ? cgroup_destroy_locked+0x750/0x750 [ 164.703617] kernfs_iop_mkdir+0x153/0x1e0 [ 164.707748] vfs_mkdir+0x390/0x600 [ 164.711268] do_mkdirat+0x224/0x2b0 [ 164.714877] ? SyS_mknod+0x40/0x40 [ 164.718403] ? ksys_mount+0xd4/0x120 [ 164.722097] ? do_syscall_64+0xb7/0x940 [ 164.726052] SyS_mkdir+0x22/0x30 [ 164.729395] ? SyS_mkdirat+0x30/0x30 [ 164.733085] do_syscall_64+0x281/0x940 [ 164.736953] ? vmalloc_sync_all+0x30/0x30 [ 164.741081] ? finish_task_switch+0x1b9/0x970 [ 164.745554] ? finish_task_switch+0x17a/0x970 [ 164.750028] ? syscall_return_slowpath+0x550/0x550 [ 164.754938] ? syscall_return_slowpath+0x2ac/0x550 [ 164.759847] ? prepare_exit_to_usermode+0x350/0x350 [ 164.764842] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 164.770188] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 164.775013] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 164.780179] RIP: 0033:0x4552d9 [ 164.783349] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 164.791035] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 164.798280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 164.805530] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 164.812778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 164.820027] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001c 2018/04/03 20:42:48 executing program 7: r0 = syz_open_dev$sndpcmc(&(0x7f0000004fee)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000000)={0xbf, @empty, 0x4e21, 0x4, 'wlc\x00', 0x6, 0x0, 0x70}, 0x2c) ioctl(r0, 0xc0984124, &(0x7f0000003f75)="acf397fb0f694bdbea8a40a6e32f3940a6051982e39581d09762bc64cb8ae4aff2001042283085926755f53c4b19459b54f9088762a4e35859115b6a50ea832ad11397ecb31414c0e5262421bb41fbe93ac3d8b854c7f6619243d6708a") 2018/04/03 20:42:48 executing program 5: syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000200), 0x0, &(0x7f0000000940)) r0 = openat$audio(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/audio\x00', 0x105000, 0x0) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000980)=@mangle={'mangle\x00', 0x1f, 0x6, 0x608, 0x380, 0x380, 0x0, 0x440, 0x0, 0x570, 0x570, 0x570, 0x570, 0x570, 0x6, &(0x7f0000000400), {[{{@ip={@broadcast=0xffffffff, @broadcast=0xffffffff, 0xff, 0xffffff00, 'bpq0\x00', 'syzkaller1\x00', {0xff}, {}, 0xc, 0x2, 0x8}, 0x0, 0x110, 0x138, 0x0, {}, [@common=@osf={0x50, 'osf\x00', 0x0, {'syz1\x00', 0x2, 0x1, 0x2}}, @inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x4}}]}, @TTL={0x28, 'TTL\x00', 0x0, {0x3}}}, {{@uncond, 0x0, 0x110, 0x138, 0x0, {}, [@common=@osf={0x50, 'osf\x00', 0x0, {'syz0\x00', 0x80, 0x8, 0x1, 0x2}}, @inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0xf}}]}, @ECN={0x28, 'ECN\x00', 0x0, {0x21}}}, {{@uncond, 0x0, 0xe8, 0x110, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x8}}, @inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0xa}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00', 0x0, {0x1}}}, {{@uncond, 0x0, 0x98, 0xc0}, @ECN={0x28, 'ECN\x00', 0x0, {0x20, 0x7, 0x2}}}, {{@uncond, 0x0, 0xf0, 0x130, 0x0, {}, [@common=@addrtype={0x30, 'addrtype\x00', 0x0, {0x404, 0x400, 0x1, 0x1}}, @inet=@rpfilter={0x28, 'rpfilter\x00'}]}, @inet=@TPROXY1={0x40, 'TPROXY\x00', 0x1, {0x100, 0x2a0, @ipv6=@dev={0xfe, 0x80, [], 0x16}, 0x4e20}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x668) syz_mount_image$ntfs(&(0x7f0000001d40)='ntfs\x00', &(0x7f0000001d80)='./file0/file0\x00', 0xfffffffffffffffc, 0x5, &(0x7f0000001000)=[{&(0x7f00000004c0)="32735fe332d380c21a453fb0489f26fce0de5aa642de2358adf664090e692a02a680bb349d662a5d1df80115eaf86766da61e2ac039ed34d31c528ad406f3e153d233ad3357d999ebdaace58ba113b70a743a7e294a928dd487d01851d14e14fc39089cd6bd4108919680206083d1173003740f71082174985dd549de92da2038da579", 0x83, 0xfffffffffffffffd}, {&(0x7f0000000600)="7bbff3e1b52e84d1d40758172b05c408bdb50320cb753408a555e6dc0c604f2f04662d2a7874111428afeb512595e29c944234a335033b9ae334fbe683ceaf0e62e5928acabffd228233dea2eb54d7ea2b911cf74e3839f3a5c6a219fa5ac9372f9a823101590dcc4e63df7069465766284e71143d7202243e18", 0x7a, 0x1}, {&(0x7f0000000680)="eaf08ab482fa916a2ba2bb13d718b6397eea2b9fb8eb2d53d97e26b3ff8f9e87d1bd088550d9d2a7bad2f8b8997ed12a937c7cc0a0e25fdcc77baa45ecf6e958a0c4948a1f9f2b8bb4a80849ebade13d7c0132275c9c5b17c73f9655214922ee1b5d66eeeb25ddcb36a72e52a38db7bbd1ace785157127c244a9d413d4476362ddd2adc82f75d8f4de38e3393532ea605607b2f717c32a283fb655fd8a5b17f531e4e5538055d2337d2934a498f245f796ae630a304a53eb3364bf1b3181a7b39712708485546664f4eb9e1381066b18e57e1b06d4790242265579a03b68d549ef938febe4cc7c0d1605749b90e77d85fb97ae", 0xf3, 0xffffffff}, {&(0x7f0000000780)="3be4230d2288a7ca9f814807ace2fc2e4ab4361a4956cafb4c5797be1bb9ae7a6088c85e8619a6f16a98a499e942967933dd11598ad39ac94b681f3e4a6df2914f96a26d5c3b3dc29c1f03665c546be32a7f3fb2bd23e04e6e0d52138b6fe67b880c05f321eec4a159243d7bb6bd0a1ebaadcf4086f729c691f092a69900d30d59afc186b9d0bba44eebf0d30a6e4848a760060d8c0f1d42ebde6c9813c714b57dd8f2ddb9b91118ee68be06d10ad35f7edad3d9187b4ff9c6a344e55b01e8fd452db15a47fe9feb747d308193e244e7d664b65ffc51803f138713", 0xdb, 0x6}, {&(0x7f0000000880)="404281e7d8d85fd034584ad64a7f6da4a6007092fef3b35b6019d52163fde180fce01682eb29c126b5c9e35fc1571800d1c6c0a264bc4b00a2bce2ebe0dee3b21864447d2fe954c50c55b9404f985065b5", 0x51, 0x3}], 0xa42010, &(0x7f0000000480)=ANY=[@ANYBLOB="4007c917b0ee6233a821218ec6197dff4eed75", @ANYRES64, @ANYRES16, @ANYPTR=&(0x7f00000001c0)=ANY=[@ANYPTR64=&(0x7f0000000040)=ANY=[@ANYPTR], @ANYBLOB="7e4c6245e58c82da434c1cc7a709c0100a2800367d3a43f1525d20bbb2a82c9ab237a87ae3ae9de6718d406a4c4f8b502e4bcd069febec51a7bcb7b7ea215ef93f877dcf24c75272436d2a4ed9f064e407add86218b0b53bbd648e5ac9b8e0db73152dd9ad370d449ff044ebf8149c337969d10f0c823c921d3649941c67a2461aecd61c9e0163891dd8c7daa38f8b433b10d84fc444b7ce02134106fc03fbeb2ffe616bc2b0ee012e1da37b17ca93cd93edaddcc0ee5bc3a2d3e98a7bc2d68db9f05da472edb3436be8b6a7c5fea893c2d59a17040ecbb889ba0804773dcf82f8049837a364eef33882124894a065", @ANYBLOB="32fc30756d4d8f957d7036be456f9635d61f63700e4931cf3c2e2bf648c9764e7bd373824d86e903002eebf634f64bdf950ed040f22e353a51656cfcbe25e04d2a11b8de84476d7035ab3e25c7da39d64df054f3ecb10062062bcef75030cc5c831d5ea1941397fa65601df1470719a58242cceeaf75b4ab87164722bd481525f8de561dc580bb392191c25444e4442a8a3c43feb8cda5478a6280c37c5e67d842e1aa6ac264b48b464aaa", @ANYPTR=&(0x7f0000000140)=ANY=[@ANYPTR, @ANYBLOB="1324bad4ce8f4e8a3c276d6f8f28e4282faabefd590cbea98e2013af62f8e5c13ccf47f93f07f70ab35cff4d9f2566af3568f51629fce9ec1938aaee7a5d3ac3606af752a3c1ba1a73f0e71c51a02f1cbf75f8200e37b843d7e10398f31f38ab7b5718c43073fa247f70216c46d9db58ff77e6aecf003916"], @ANYRES64], @ANYPTR]) syz_mount_image$ntfs(&(0x7f0000000080)='ntfs\x00', &(0x7f00000000c0)='./file0/file0/file1\x00', 0x0, 0x0, &(0x7f0000000440), 0x0, &(0x7f00000005c0)=ANY=[@ANYBLOB='umask=473,show_sys_files=no']) 2018/04/03 20:42:49 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) ioctl$DRM_IOCTL_MODE_SETCRTC(r0, 0xc06864a2, &(0x7f0000000100)={&(0x7f00000000c0)=[0x25304f000000000, 0x9], 0x2, 0x6, 0x401, 0x9, 0x1000, 0x0, {0x1, 0x4, 0x6, 0x401, 0x1, 0x7, 0x5, 0x9, 0x400, 0x6, 0x6, 0x6, 0x7f, 0xad0, "ed35c78b01039292d8080000aad9772078c82c3dd69d4fef9facc28f015640ab"}}) 2018/04/03 20:42:49 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:49 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) mmap(&(0x7f0000000000/0xff7000)=nil, 0xff7000, 0x0, 0x100000032, 0xffffffffffffffff, 0x0) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x20) ioctl$TCSETAF(r1, 0x5408, &(0x7f0000000080)={0x8, 0x2, 0x4, 0xa6, 0x401, 0xfffffffffffffffb, 0x9, 0x8, 0xf97}) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f0000000180)={"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"}) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f0000000140)) 2018/04/03 20:42:49 executing program 2 (fault-call:4 fault-nth:29): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:49 executing program 7: ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f0, &(0x7f0000000380)={'bridge0\x00', &(0x7f0000000040)=ANY=[@ANYBLOB="0700003f00000069a2401547c8d10261547e7cd87f0800000000000000980100003f63b4ac"]}) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000000)={0x0, 0x0}) fcntl$setown(0xffffffffffffffff, 0x8, r0) r1 = dup3(0xffffffffffffff9c, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x1f8}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000100)={r2, @in6={{0xa, 0x4e23, 0xf87, @remote={0xfe, 0x80, [], 0xbb}, 0x800}}}, &(0x7f00000001c0)=0x84) 2018/04/03 20:42:49 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="54000100454001818000000002c00008000a103f0000e800691848"], &(0x7f0000000080)='syzkaller\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='stack\x00') getsockopt$inet6_buf(r0, 0x29, 0x2d, &(0x7f00000003c0)=""/81, &(0x7f0000000140)=0x51) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x4, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000200)='syzkaller\x00', 0x80000001, 0x228, &(0x7f0000000300)=""/187}, 0x48) 2018/04/03 20:42:49 executing program 6: socketpair$inet(0x1e, 0x1, 0x0, &(0x7f0000001ff8)={0x0}) sendmmsg(r0, &(0x7f0000000040), 0x0, 0x0) 2018/04/03 20:42:49 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = socket$can_raw(0x1d, 0x3, 0x1) close(r1) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000004000)) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000008000)=[{&(0x7f0000000ff8)=@abs, 0x6e, &(0x7f0000008fa0)=[{&(0x7f0000000000)="d8fceff4cd682c2272f2f2f5868447f4f2f478df562f8aff1af501bd5cb5b22288bb7ca3ae6520d6", 0x28}], 0x1, &(0x7f0000008000)}], 0x1, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000040)={0x1, 0x0, 0x1, 0x101}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000000)={0x0, r2, 0x2}) ioctl$sock_SIOCINQ(r1, 0xc0189436, &(0x7f0000000000)) 2018/04/03 20:42:49 executing program 7: r0 = getpid() r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000240)='/dev/sequencer2\x00', 0x4000, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffff9c, 0x84, 0x6c, &(0x7f0000000280)=ANY=[@ANYRES32=0x0, @ANYBLOB="5700000064b65b1fabac16a66e6b0e54af3da8f5bbc09c36dbbc970ea619df49d4ca77b752f60a321620ecfd5ec89cad41ea8cbf0371b208da58138bc0580be68445cf24a52f8d90873c0469abbf2605d3f88d1e369184ea056cbb"], &(0x7f0000000300)=0x5f) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000340)=ANY=[@ANYRES32=r2, @ANYBLOB="4d000000d95384ccd94c73704bc83d580791ee4e550ccc3ce2408035fb23a361cb4cfabd246a95844112f0d6e121fb2d20dbc44a4b1fea2a7101e72ffb55dfee1ce674c824cb2100000000000000000000"], &(0x7f00000003c0)=0x2) sched_setattr(r0, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x5}, 0x0) r4 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000180)='/dev/dsp\x00', 0x0, 0x0) ioctl$int_in(r4, 0x40a0000080044dff, &(0x7f0000000040)) socket(0xb, 0x805, 0x3b1000000000) r5 = socket$inet_sctp(0x2, 0x1, 0x84) getpeername(r5, &(0x7f0000000180)=@can, &(0x7f0000000200)=0x80) sendto$inet(r5, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r5, &(0x7f000026cfff)="c6", 0x1, 0x0, &(0x7f0000033ff0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) r6 = syz_open_dev$audion(&(0x7f0000000400)='/dev/audio#\x00', 0x94, 0x0) fcntl$getownex(r1, 0x10, &(0x7f00000004c0)) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r6, 0x84, 0x1f, &(0x7f00000000c0)={r3, @in={{0x2, 0x4e23}}, 0x5, 0xd}, &(0x7f0000000000)=0x147) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f0000000040)=@assoc_value={r7, 0x5}, 0x8) getsockopt$ipx_IPX_TYPE(r6, 0x100, 0x1, &(0x7f0000000440), &(0x7f0000000480)=0x4) shutdown(r5, 0x1) 2018/04/03 20:42:49 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/mixer\x00', 0x280000, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x408041, 0x0) syncfs(r0) getsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000100), &(0x7f0000000140)=0x8) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r0, 0xc08c5334, &(0x7f0000000240)={0x3, 0x101, 0x51d, 'queue0\x00', 0x3}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/qat_adf_ctl\x00', 0x80, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:49 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:49 executing program 6: r0 = getpgid(0x0) sched_setattr(r0, &(0x7f0000000000)={0x0, 0x1, 0x0, 0x0, 0x3}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) socketpair(0x4, 0x802, 0x9, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r2, 0x800448d3, &(0x7f00000000c0)={{0x8, 0xfffffffffffff3a9, 0xfffffffffffffffc, 0x3ff, 0x4}, 0x98e9, 0x1, 0x7, 0x1, 0x5f, "1d78c6f2e4ef300ff78e2cf555953f3dc7e7c2948293061051655b2c34eac80bf5da3ecec55ddd8beb361d6da0a9a9f1d773d300d66da1b455261dfcc340f30449c6c4fca39dee6d263fe1ce030d25b3f014dcde76a983febc9d5602781c63b10132fea3e54c1cf8a3df3b0a28236d88a2cab267550388690a8f4b4745c06250"}) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000001fe8)={0xaa}) syz_open_dev$audion(&(0x7f0000000180)='/dev/audio#\x00', 0x7, 0x400) r3 = epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000019fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) close(r3) r4 = memfd_create(&(0x7f0000000040)='y#\x00W', 0x0) pwritev(r4, &(0x7f0000000000)=[{&(0x7f0000012000)="ca", 0x1}], 0x1, 0x0) fremovexattr(r3, &(0x7f00002a8000)=@known='system.posix_acl_default\x00') write(r3, &(0x7f000014d000), 0x0) close(r1) 2018/04/03 20:42:49 executing program 1: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x0, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000001440)={r1, r2, 0x8, 0x5, &(0x7f0000001340)="af2e871d2ea386093148d9fd599982380e8e6feed9e0e35f59e48f0d6fe7c82e82e9da20ef74595783fef3a7ba8b2b22f7bbf10ed45f1038aea98852f072b2bfe0a541b21f4f715ec8b4335bec84b7018e848c4cd8007ce066f372b60b673b99fb59edcbc53db6dc1388e47fa46696ce4285d24b3c726b5929b58536e707827bf71151bf570843b978bd7919a98cd41a192564780ad0135e64aa4b2c255390296a22d4c4803c63ea98eb795b91815c8043b5bec44b13769146f03c3faab30d97a0cf19e0a956f2290212d082fd6990f33181e8cf4c6a2f4f63703705e0a54a81", 0x10000, 0x5, 0x9, 0xa2e, 0x3, 0x4, 0x7ff, "55f5b44e6536208c180fb7a38b2f9dd27a3d8f2fecc76f6bbecacf2a9eae36e8966651e97f0f889b98484aafbc00ce168c32a6ce0f1e33fa81b1dfb3214fc6e9b1a31190842bf42ea9b379d3e08beb4239c1ed717c43663a431cca616e5417d6e9f77b962ede4dcf04d4d7fce75485ea144accbe652cd8066554ee133fd44e754ada933f01cc26ff06d05a38bc27b7fa17997c3eed0856ef383f7b55d0a54757cf175cb064ca86511627d8f5d64d117235146a8b8fce489fe4b91888ae47ecd625f197ea7a1bf9b4f04a29dc83ddf15076eff77e185d7eebd797fdcc0daec8cac6883c99cfbefe76ffb2919b3108d68fb325"}) socket$pptp(0x18, 0x1, 0x2) r3 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/ip_vs_stats\x00') r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x200000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000040)) getsockopt$IP6T_SO_GET_REVISION_TARGET(r3, 0x29, 0x45, &(0x7f0000000080)={'IDLETIMER\x00'}, &(0x7f0000000100)=0x1e) r5 = dup3(r4, r4, 0x0) ioctl$GIO_FONTX(r3, 0x4b6b, &(0x7f0000000340)=""/4096) ioctl$sock_inet_SIOCDELRT(r5, 0x890c, &(0x7f00000002c0)={0x0, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14}}, {0x2, 0x0, @multicast2=0xe0000002}, {0x2}, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)='syzkaller1\x00'}) ioctl$KVM_PPC_GET_PVINFO(r5, 0x4080aea1, &(0x7f0000000140)=""/183) 2018/04/03 20:42:49 executing program 5: mremap(&(0x7f0000757000/0x3000)=nil, 0x3000, 0x12000, 0x3, &(0x7f000038a000/0x12000)=nil) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000001000)='/dev/autofs\x00', 0x14800, 0x0) setsockopt$inet_mreq(r0, 0x0, 0x27, &(0x7f0000001040)={@broadcast=0xffffffff, @local={0xac, 0x14, 0x14, 0xaa}}, 0x8) msgsnd(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="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"], 0xff9, 0x0) [ 165.792631] FAULT_INJECTION: forcing a failure. [ 165.792631] name failslab, interval 1, probability 0, space 0, times 0 [ 165.803971] CPU: 0 PID: 11995 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 165.810909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.820262] Call Trace: [ 165.822855] dump_stack+0x1a7/0x27d [ 165.826491] ? arch_local_irq_restore+0x53/0x53 [ 165.831178] should_fail+0x914/0xae0 [ 165.834907] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:42:49 executing program 4: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) bind$packet(r0, &(0x7f0000000240)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6}, 0x14) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000100)={0x0, 0x0, 0xfffffffffffffffd}, 0x4) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000000)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000040)=r1) syz_emit_ethernet(0xfffffffffffffcc2, &(0x7f00000000c0)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [{[], {0x8100}}], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x2b, 0x0, 0x0, 0x0, @loopback=0x7f000001, @remote={0xac, 0x14, 0x14, 0xbb}}, @udp={0x0, 0x0, 0x8}}}}}, &(0x7f0000000140)={0x0, 0x2, [0x0, 0xbaf]}) 2018/04/03 20:42:49 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x0, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 165.840018] ? kasan_kmalloc+0xad/0xe0 [ 165.844168] ? __kmalloc+0x162/0x760 [ 165.847884] ? kzalloc+0xf/0x20 [ 165.851172] ? sched_create_group+0x35/0x70 [ 165.855503] ? kernfs_iop_mkdir+0x153/0x1e0 [ 165.859824] ? vfs_mkdir+0x390/0x600 [ 165.863541] ? do_mkdirat+0x224/0x2b0 [ 165.867348] ? do_syscall_64+0x281/0x940 [ 165.871416] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 165.876798] ? find_held_lock+0x35/0x1d0 [ 165.880870] ? __lock_is_held+0xb6/0x140 [ 165.884960] ? check_same_owner+0x320/0x320 [ 165.889293] ? rcu_note_context_switch+0x710/0x710 [ 165.894242] should_failslab+0xec/0x120 [ 165.898226] __kmalloc+0x63/0x760 [ 165.901708] ? sched_create_group+0x22/0x70 [ 165.901722] ? kzalloc+0xf/0x20 [ 165.901739] kzalloc+0xf/0x20 [ 165.901754] alloc_fair_sched_group+0xd6/0x530 [ 165.901769] ? __lock_is_held+0xb6/0x140 [ 165.901788] sched_create_group+0x35/0x70 [ 165.901802] cpu_cgroup_css_alloc+0xe/0x30 [ 165.901814] cgroup_apply_control_enable+0x44d/0xbc0 [ 165.901838] ? cgroup_propagate_control+0x570/0x570 [ 165.901862] ? css_populate_dir+0x289/0x420 [ 165.901881] cgroup_mkdir+0x56f/0xfd0 [ 165.901891] ? __lock_is_held+0xb6/0x140 [ 165.901913] ? cgroup_destroy_locked+0x750/0x750 [ 165.901928] ? rcu_read_lock_sched_held+0x108/0x120 [ 165.901941] ? kmem_cache_free+0x258/0x2a0 [ 165.901956] ? set_nlink+0x95/0x120 [ 165.901971] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 165.901985] ? kasan_check_write+0x14/0x20 [ 165.901996] ? kernfs_get_active+0xb7/0xf0 [ 165.902008] ? cgroup_destroy_locked+0x750/0x750 [ 165.902024] kernfs_iop_mkdir+0x153/0x1e0 [ 165.902041] vfs_mkdir+0x390/0x600 [ 165.902060] do_mkdirat+0x224/0x2b0 [ 165.902080] ? SyS_mknod+0x40/0x40 [ 165.902095] ? ksys_mount+0xd4/0x120 [ 165.902109] ? do_syscall_64+0xb7/0x940 [ 165.902124] SyS_mkdir+0x22/0x30 [ 165.902135] ? SyS_mkdirat+0x30/0x30 [ 165.902146] do_syscall_64+0x281/0x940 [ 165.902157] ? vmalloc_sync_all+0x30/0x30 [ 165.902169] ? finish_task_switch+0x1b9/0x970 [ 165.902178] ? finish_task_switch+0x17a/0x970 [ 165.902192] ? syscall_return_slowpath+0x550/0x550 [ 165.902206] ? syscall_return_slowpath+0x2ac/0x550 [ 165.902220] ? prepare_exit_to_usermode+0x350/0x350 [ 165.902236] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 165.902254] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 165.902276] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 165.902286] RIP: 0033:0x4552d9 [ 165.902293] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 165.902306] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 165.902313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 165.902320] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 165.902327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 165.902334] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001d [ 166.575054] sctp: [Deprecated]: syz-executor7 (pid 12032) Use of struct sctp_assoc_value in delayed_ack socket option. [ 166.575054] Use struct sctp_sack_info instead [ 166.749608] sctp: [Deprecated]: syz-executor7 (pid 12032) Use of struct sctp_assoc_value in delayed_ack socket option. [ 166.749608] Use struct sctp_sack_info instead 2018/04/03 20:42:50 executing program 5: clone(0x0, &(0x7f0000000380), &(0x7f0000b02000), &(0x7f00000aaffc), &(0x7f0000002886)) r0 = perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7063}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpid() r2 = dup2(r0, r0) ioctl$VT_RESIZEX(r2, 0x560a, &(0x7f00000000c0)={0x2df5, 0x4, 0x7ff, 0x2, 0x4c81, 0x1c}) waitid(0x2, r1, &(0x7f0000000200), 0x204100000c, &(0x7f0000000000)) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000100)) 2018/04/03 20:42:50 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x0, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:50 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x111502, 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000180)=@get={0x1, &(0x7f00000000c0)=""/163, 0x8d4}) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f00000001c0)="9ea7910f23f1934a01a140ac2ff1f95ab294b4b4afadf0c6f7456c53cd7e730f15c1f24781a09e9caaf2c3b6e2c1642c45a552369b47c338") 2018/04/03 20:42:50 executing program 2 (fault-call:4 fault-nth:30): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:50 executing program 1: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x0, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000001440)={r1, r2, 0x8, 0x5, &(0x7f0000001340)="af2e871d2ea386093148d9fd599982380e8e6feed9e0e35f59e48f0d6fe7c82e82e9da20ef74595783fef3a7ba8b2b22f7bbf10ed45f1038aea98852f072b2bfe0a541b21f4f715ec8b4335bec84b7018e848c4cd8007ce066f372b60b673b99fb59edcbc53db6dc1388e47fa46696ce4285d24b3c726b5929b58536e707827bf71151bf570843b978bd7919a98cd41a192564780ad0135e64aa4b2c255390296a22d4c4803c63ea98eb795b91815c8043b5bec44b13769146f03c3faab30d97a0cf19e0a956f2290212d082fd6990f33181e8cf4c6a2f4f63703705e0a54a81", 0x10000, 0x5, 0x9, 0xa2e, 0x3, 0x4, 0x7ff, "55f5b44e6536208c180fb7a38b2f9dd27a3d8f2fecc76f6bbecacf2a9eae36e8966651e97f0f889b98484aafbc00ce168c32a6ce0f1e33fa81b1dfb3214fc6e9b1a31190842bf42ea9b379d3e08beb4239c1ed717c43663a431cca616e5417d6e9f77b962ede4dcf04d4d7fce75485ea144accbe652cd8066554ee133fd44e754ada933f01cc26ff06d05a38bc27b7fa17997c3eed0856ef383f7b55d0a54757cf175cb064ca86511627d8f5d64d117235146a8b8fce489fe4b91888ae47ecd625f197ea7a1bf9b4f04a29dc83ddf15076eff77e185d7eebd797fdcc0daec8cac6883c99cfbefe76ffb2919b3108d68fb325"}) socket$pptp(0x18, 0x1, 0x2) r3 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/ip_vs_stats\x00') r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x200000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000040)) getsockopt$IP6T_SO_GET_REVISION_TARGET(r3, 0x29, 0x45, &(0x7f0000000080)={'IDLETIMER\x00'}, &(0x7f0000000100)=0x1e) r5 = dup3(r4, r4, 0x0) ioctl$GIO_FONTX(r3, 0x4b6b, &(0x7f0000000340)=""/4096) ioctl$sock_inet_SIOCDELRT(r5, 0x890c, &(0x7f00000002c0)={0x0, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14}}, {0x2, 0x0, @multicast2=0xe0000002}, {0x2}, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)='syzkaller1\x00'}) ioctl$KVM_PPC_GET_PVINFO(r5, 0x4080aea1, &(0x7f0000000140)=""/183) 2018/04/03 20:42:50 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) ioctl$KVM_SET_TSS_ADDR(0xffffffffffffffff, 0xae47, 0xd000) ioctl$KVM_IRQ_LINE(0xffffffffffffffff, 0x4008ae61, &(0x7f0000000000)={0x8, 0x19eab208}) times(&(0x7f0000000040)) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x940, 0x0) r1 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(0xffffffffffffffff, 0x8208ae63, &(0x7f00000002c0)=@ioapic={0x0, 0x0, 0x0, 0x0, 0x0, [{}, {}, {}, {0xfffffffffffffffb}]}) ioctl$KVM_RUN(r1, 0xae80, 0x0) ioctl$TCXONC(r0, 0x540a, 0x70) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r1, 0xae80, 0x0) ioctl$KVM_IRQ_LINE(0xffffffffffffffff, 0x4008ae61, &(0x7f0000000100)={0x0, 0x6}) 2018/04/03 20:42:50 executing program 6: gettid() r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0) ioctl$KVM_DEASSIGN_PCI_DEVICE(r0, 0x4040ae72, &(0x7f0000000040)={0x8000, 0x3, 0x1f, 0x6, 0x4}) timer_create(0x9, &(0x7f0000044000)={0x0, 0x1000000000000017}, &(0x7f00008ec000)=0x0) timer_delete(r1) 2018/04/03 20:42:50 executing program 7: ioctl$sock_FIOGETOWN(0xffffffffffffff9c, 0x8903, &(0x7f00000000c0)=0x0) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x444201, 0x0) perf_event_open(&(0x7f0000000040)={0x4, 0x70, 0x80000001, 0x3132, 0x0, 0x33, 0x0, 0x7, 0xc100, 0xc, 0x9, 0x5, 0x100000000, 0xc5d, 0x3, 0x34, 0x3ff, 0xaf, 0x20, 0xcf, 0x9, 0xbad, 0xf5f0, 0x6, 0x6, 0x5, 0x5, 0x8, 0x40, 0x1fffe00000000000, 0x8, 0x4, 0x8, 0x2, 0x2000000000000, 0x1, 0x4, 0x5, 0x0, 0x6, 0x7, @perf_config_ext={0x7, 0x7}, 0x800, 0x2, 0x37, 0xbe8cf9270e230c65, 0x9, 0x1f, 0x200}, r0, 0x2, r1, 0x80000000008) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x389a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000140)=r1, 0x4) getpeername$unix(r1, &(0x7f0000000180), &(0x7f0000000200)=0x6e) [ 166.854357] FAULT_INJECTION: forcing a failure. [ 166.854357] name failslab, interval 1, probability 0, space 0, times 0 [ 166.865732] CPU: 0 PID: 12050 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 166.872660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.882004] Call Trace: [ 166.884586] dump_stack+0x1a7/0x27d [ 166.888203] ? arch_local_irq_restore+0x53/0x53 [ 166.892869] should_fail+0x914/0xae0 [ 166.896573] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 166.901661] ? trace_hardirqs_off+0x10/0x10 [ 166.905963] ? alloc_fair_sched_group+0xd6/0x530 [ 166.910701] ? sched_create_group+0x35/0x70 [ 166.915010] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 166.920274] ? do_mkdirat+0x224/0x2b0 [ 166.924060] ? print_irqtrace_events+0x270/0x270 [ 166.928807] ? find_held_lock+0x35/0x1d0 [ 166.932863] ? __lock_is_held+0xb6/0x140 [ 166.936933] ? check_same_owner+0x320/0x320 [ 166.941239] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 166.946285] ? rcu_note_context_switch+0x710/0x710 [ 166.951218] should_failslab+0xec/0x120 [ 166.955177] kmem_cache_alloc_node_trace+0x5a/0x760 [ 166.960180] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 166.965701] ? sched_create_group+0x22/0x70 [ 166.970009] ? find_next_bit+0xcc/0x100 [ 166.973975] alloc_fair_sched_group+0x1f0/0x530 [ 166.978639] sched_create_group+0x35/0x70 [ 166.982771] cpu_cgroup_css_alloc+0xe/0x30 [ 166.986990] cgroup_apply_control_enable+0x44d/0xbc0 [ 166.992092] ? cgroup_propagate_control+0x570/0x570 [ 166.997106] ? css_populate_dir+0x289/0x420 [ 167.001419] cgroup_mkdir+0x56f/0xfd0 [ 167.005200] ? __lock_is_held+0xb6/0x140 [ 167.009253] ? cgroup_destroy_locked+0x750/0x750 [ 167.013995] ? rcu_read_lock_sched_held+0x108/0x120 [ 167.018995] ? kmem_cache_free+0x258/0x2a0 [ 167.023219] ? set_nlink+0x95/0x120 [ 167.026829] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 167.031743] ? kasan_check_write+0x14/0x20 [ 167.035960] ? kernfs_get_active+0xb7/0xf0 [ 167.040176] ? cgroup_destroy_locked+0x750/0x750 [ 167.044917] kernfs_iop_mkdir+0x153/0x1e0 [ 167.049056] vfs_mkdir+0x390/0x600 [ 167.052584] do_mkdirat+0x224/0x2b0 [ 167.056201] ? SyS_mknod+0x40/0x40 [ 167.059731] ? ksys_mount+0xd4/0x120 [ 167.063432] ? do_syscall_64+0xb7/0x940 [ 167.067393] SyS_mkdir+0x22/0x30 [ 167.070741] ? SyS_mkdirat+0x30/0x30 [ 167.074438] do_syscall_64+0x281/0x940 [ 167.078311] ? vmalloc_sync_all+0x30/0x30 [ 167.082443] ? finish_task_switch+0x1b9/0x970 [ 167.086918] ? finish_task_switch+0x17a/0x970 [ 167.091396] ? syscall_return_slowpath+0x550/0x550 [ 167.096311] ? syscall_return_slowpath+0x2ac/0x550 [ 167.101230] ? prepare_exit_to_usermode+0x350/0x350 [ 167.106229] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 167.111581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 167.116418] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 167.121588] RIP: 0033:0x4552d9 [ 167.124758] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 167.132453] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 167.139702] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 167.146953] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:42:51 executing program 6: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r0, &(0x7f0000801ff8)=@file={0x1, './file0\x00'}, 0x417) r2 = fcntl$dupfd(r0, 0x0, r1) getsockname$inet(r2, &(0x7f00000008c0)={0x0, 0x0, @dev}, &(0x7f0000000900)=0x10) 2018/04/03 20:42:51 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) syz_mount_image$xfs(&(0x7f00000000c0)='xfs\x00', &(0x7f0000000100)='./bus\x00', 0x6, 0x1, &(0x7f0000000240)=[{&(0x7f0000000140)="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", 0xfb, 0x100}], 0x80, &(0x7f0000000280)={'nouuid,', {[{@mtpt='mtpt', 0x2c}, {@swalloc='swalloc', 0x2c}, {@barrier='barrier', 0x2c}]}}) 2018/04/03 20:42:51 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) socketpair(0x3, 0x807, 0x66, &(0x7f0000000000)) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000180)={0x0, @in6={{0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}}}, &(0x7f00000000c0)=0x98) [ 167.154202] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 167.161453] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001e 2018/04/03 20:42:51 executing program 1: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x3) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000280)={0x0, 0x80000001}, 0x8) 2018/04/03 20:42:51 executing program 7: syz_mount_image$bfs(&(0x7f0000000000)='bfs\x00', &(0x7f0000000100)='./file0\x00', 0x10000, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="cefaad1b000e0000ffff0000ffffffff", 0x10}, {&(0x7f0000010300)="02002e0000000000000000000000000002002e2e000000000000000000000000030066696c6530000000000000000000040066696c6532000000000000000000050066696c6533000000000000000000060066696c6534000000000000000000", 0x60, 0xe00}], 0x0, 0x0) r0 = memfd_create(&(0x7f0000000040)='bfs\x00', 0x2) connect$unix(r0, &(0x7f0000000140)=@abs={0x1, 0x0, 0x4e20}, 0x6e) r1 = getpgrp(0x0) ioctl$TIOCSPGRP(r0, 0x5410, &(0x7f0000000080)=r1) 2018/04/03 20:42:51 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x0, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:51 executing program 2 (fault-call:4 fault-nth:31): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:51 executing program 6: r0 = syz_open_dev$sg(&(0x7f0000797ff7)='/dev/sg#\x00', 0x0, 0x0) ioctl(r0, 0x20000000002276, &(0x7f0000000000)) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000000)={0x0, 0x5, 0x7, 0x7}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000080)={0x1, 0x2, 0x2, 0x7, 0x80, 0xffff, 0x9, 0x8, r1}, 0x20) [ 167.338758] FAULT_INJECTION: forcing a failure. [ 167.338758] name failslab, interval 1, probability 0, space 0, times 0 [ 167.350166] CPU: 1 PID: 12084 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 167.357098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.366446] Call Trace: [ 167.369032] dump_stack+0x1a7/0x27d [ 167.372661] ? arch_local_irq_restore+0x53/0x53 [ 167.377329] ? __save_stack_trace+0x7e/0xd0 [ 167.381658] should_fail+0x914/0xae0 [ 167.385372] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 167.390475] ? kasan_kmalloc+0xad/0xe0 [ 167.394359] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 167.399632] ? alloc_fair_sched_group+0x1f0/0x530 [ 167.404475] ? sched_create_group+0x35/0x70 [ 167.408798] ? cpu_cgroup_css_alloc+0xe/0x30 [ 167.413208] ? vfs_mkdir+0x390/0x600 [ 167.416915] ? do_mkdirat+0x224/0x2b0 [ 167.420694] ? SyS_mkdir+0x22/0x30 [ 167.424213] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 167.429561] ? find_held_lock+0x35/0x1d0 [ 167.433606] ? __lock_is_held+0xb6/0x140 [ 167.437665] ? check_same_owner+0x320/0x320 [ 167.441973] ? rcu_note_context_switch+0x710/0x710 [ 167.446893] should_failslab+0xec/0x120 [ 167.450854] kmem_cache_alloc_node_trace+0x5a/0x760 [ 167.455849] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 167.461365] ? sched_create_group+0x22/0x70 [ 167.465669] ? find_next_bit+0xcc/0x100 [ 167.469628] alloc_fair_sched_group+0x267/0x530 [ 167.474283] sched_create_group+0x35/0x70 [ 167.478415] cpu_cgroup_css_alloc+0xe/0x30 [ 167.482631] cgroup_apply_control_enable+0x44d/0xbc0 [ 167.487720] ? cgroup_propagate_control+0x570/0x570 [ 167.492723] ? css_populate_dir+0x289/0x420 [ 167.497029] cgroup_mkdir+0x56f/0xfd0 [ 167.500809] ? __lock_is_held+0xb6/0x140 [ 167.504857] ? cgroup_destroy_locked+0x750/0x750 [ 167.509597] ? rcu_read_lock_sched_held+0x108/0x120 [ 167.514590] ? kmem_cache_free+0x258/0x2a0 [ 167.518808] ? set_nlink+0x95/0x120 [ 167.522414] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 167.527322] ? kasan_check_write+0x14/0x20 [ 167.531535] ? kernfs_get_active+0xb7/0xf0 [ 167.535745] ? cgroup_destroy_locked+0x750/0x750 [ 167.540478] kernfs_iop_mkdir+0x153/0x1e0 [ 167.544610] vfs_mkdir+0x390/0x600 [ 167.548132] do_mkdirat+0x224/0x2b0 [ 167.551740] ? SyS_mknod+0x40/0x40 [ 167.555260] ? ksys_mount+0xd4/0x120 [ 167.558956] ? do_syscall_64+0xb7/0x940 [ 167.562918] SyS_mkdir+0x22/0x30 [ 167.566261] ? SyS_mkdirat+0x30/0x30 [ 167.569955] do_syscall_64+0x281/0x940 [ 167.573821] ? vmalloc_sync_all+0x30/0x30 [ 167.577947] ? finish_task_switch+0x1b9/0x970 [ 167.582424] ? finish_task_switch+0x17a/0x970 [ 167.586907] ? syscall_return_slowpath+0x550/0x550 [ 167.591815] ? syscall_return_slowpath+0x2ac/0x550 [ 167.596726] ? prepare_exit_to_usermode+0x350/0x350 [ 167.601724] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 167.607070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 167.611901] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 167.617073] RIP: 0033:0x4552d9 [ 167.620239] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 167.627926] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 2018/04/03 20:42:51 executing program 5: r0 = socket(0x15, 0x3, 0xfffffffffffffffc) getsockopt(r0, 0x200000000114, 0x400000002714, &(0x7f000021dfff)=""/1, &(0x7f0000000000)=0x7e9de2e7ea5f1bf) 2018/04/03 20:42:51 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x0, 0x2000) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000100)={0x4, 0x0, 0x2, 0x98}) ioctl$DRM_IOCTL_AGP_UNBIND(r0, 0x40106437, &(0x7f0000000140)={r1, 0x400}) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:51 executing program 1: pipe2(&(0x7f0000989000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000200)={0xaa}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r1, 0xc00c642e, &(0x7f0000000140)={0x0, 0x80000, r0}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r1, 0xc00c642e, &(0x7f0000000180)={r3, 0x0, r2}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f0000000080)='./file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) unlink(&(0x7f0000000040)='./file0\x00') perf_event_open(&(0x7f0000220000)={0x2, 0x78, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) link(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='./control/file0\x00') utimes(&(0x7f0000967000)='./file0\x00', &(0x7f00000000c0)={{0x77359400}}) r5 = dup2(r0, r2) ioctl$GIO_CMAP(r5, 0x4b70, &(0x7f00000001c0)) ioctl$KVM_SIGNAL_MSI(r4, 0x4020aea5, &(0x7f0000000100)={0xd000, 0xf000, 0x4, 0xfff, 0x8000}) [ 167.635176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 167.642421] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 167.649669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 167.656920] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001f 2018/04/03 20:42:51 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000efdffc)=0x1, 0xd2) sendto$inet(r0, &(0x7f0000a63fff), 0x0, 0x20020004, &(0x7f0000385ff0)={0x2, 0x40080000, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000000)=[{}, {}, {}, {}], 0x4) 2018/04/03 20:42:51 executing program 7: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x141002, 0x0) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000040)=0x0) r2 = msgget$private(0x0, 0x100) msgctl$MSG_INFO(r2, 0xc, &(0x7f0000000080)=""/135) ioctl$KVM_GET_VCPU_EVENTS(r0, 0x8040ae9f, &(0x7f0000000140)) openat$ion(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ion\x00', 0x40000, 0x0) openat$ion(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ion\x00', 0x440082, 0x0) ioctl$TIOCSLCKTRMIOS(r0, 0x5457, &(0x7f0000000200)) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000240)={0x7fff, 0x5, 0x2000}, 0x4) remap_file_pages(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x4, 0x0, 0x6000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000280)={0x0, 0xc2a2, 0x20, 0x2, 0x3f}, &(0x7f00000002c0)=0x18) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000300)={r3, @in={{0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}}}, &(0x7f00000003c0)=0x84) r4 = syz_open_pts(r0, 0x20002) getsockname(r0, &(0x7f0000000400)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f0000000480)=0x80) ioctl$TIOCSBRK(r0, 0x5427) recvmsg$kcm(r5, &(0x7f0000000700)={&(0x7f00000004c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000540)=""/42, 0x2a}, {&(0x7f0000000580)=""/13, 0xd}, {&(0x7f00000005c0)}], 0x3, &(0x7f0000000640)=""/186, 0xba, 0x9}, 0x2101) msgrcv(r2, &(0x7f0000000740)={0x0, ""/4096}, 0x1008, 0x2, 0x2800) ioctl$TIOCSPGRP(r4, 0x5410, &(0x7f0000001780)=r1) ioctl$TUNSETOFFLOAD(r0, 0x400454d0, 0x6) ioctl$TIOCGSOFTCAR(r0, 0x5419, &(0x7f00000017c0)) ptrace$cont(0x18, r1, 0x0, 0x7) madvise(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0xb) getsockopt$bt_l2cap_L2CAP_OPTIONS(r5, 0x6, 0x1, &(0x7f0000001800), &(0x7f0000001840)=0xc) getpgrp(r1) ioctl$GIO_UNISCRNMAP(r4, 0x4b69, &(0x7f0000001880)=""/67) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000001900)) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r0, 0xc0405519, &(0x7f0000001940)={0x6, 0x3, 0x6491, 0x5, "f9242ff8de5ecbe77697b1b8b3dc39d154459832c8143da5d45a03c232b781365860f36ca9e805e5dced103c", 0x8}) ioctl$TIOCLINUX7(r4, 0x541c, &(0x7f0000001980)={0x7, 0x8}) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) preadv(r5, &(0x7f0000003a40)=[{&(0x7f00000019c0)=""/127, 0x7f}, {&(0x7f0000001a40)=""/4096, 0x1000}, {&(0x7f0000002a40)=""/4096, 0x1000}], 0x3, 0x0) 2018/04/03 20:42:52 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x0, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:52 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$audion(&(0x7f0000000100)='/dev/audio#\x00', 0x100000000, 0x22000) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000140)={&(0x7f00000000c0)='./bus\x00', r0}, 0x10) open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) 2018/04/03 20:42:52 executing program 6: r0 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_ifreq(r0, 0x8922, &(0x7f0000000680)={'ip6tnl0\x00', @ifru_flags=0x4000}) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer\x00', 0x403e, 0x0) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r1, 0xc05c5340, &(0x7f0000000080)={0x2, 0xf016, 0x401, {r2, r3+10000000}, 0x9, 0x2}) 2018/04/03 20:42:52 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f00000002c0)='/dev/snd/seq\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000000, 0x0, 0x0, 0x4, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(r0, 0xc0305302, &(0x7f0000000000)) 2018/04/03 20:42:52 executing program 5: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) bind$inet(r0, &(0x7f0000000040)={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x10) socket$inet_icmp_raw(0x2, 0x3, 0x1) syz_emit_ethernet(0x36, &(0x7f0000000080)=ANY=[@ANYBLOB="ffffffffffa21da821820c1fe0ae432480ffaaaac9aaaa00ff08004500001b000000000001907800000000ffffffff0d009078000000000000000000000000000000"], &(0x7f0000ea3000)) 2018/04/03 20:42:52 executing program 2 (fault-call:4 fault-nth:32): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:52 executing program 1: r0 = syz_open_dev$sndtimer(&(0x7f0000000040)='/dev/snd/timer\x00', 0x0, 0x2400) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000001000)={{0x100000001}}) ioctl$SNDRV_TIMER_IOCTL_TREAD(r0, 0x40045402, &(0x7f0000000000)) 2018/04/03 20:42:52 executing program 7: mknod(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r0 = socket(0x40000000015, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000200)=0x5) setreuid(0x0, r1) truncate(&(0x7f0000000100)='./file0\x00', 0x0) 2018/04/03 20:42:52 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xfffffffffffffffe) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) [ 168.635445] FAULT_INJECTION: forcing a failure. [ 168.635445] name failslab, interval 1, probability 0, space 0, times 0 [ 168.646779] CPU: 1 PID: 12134 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 168.653698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.663046] Call Trace: [ 168.665633] dump_stack+0x1a7/0x27d [ 168.669260] ? arch_local_irq_restore+0x53/0x53 [ 168.673929] ? __save_stack_trace+0x7e/0xd0 [ 168.678259] should_fail+0x914/0xae0 2018/04/03 20:42:52 executing program 4: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)="2f70726f632f737973020065742f697076346f7690c4732f6578706972655f6e6f646573745f636f6e", 0x2, 0x0) syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x9, 0x200) fdatasync(r0) pipe(&(0x7f0000000000)) [ 168.681974] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 168.687080] ? kasan_kmalloc+0xad/0xe0 [ 168.690964] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 168.696238] ? alloc_fair_sched_group+0x1f0/0x530 [ 168.701074] ? sched_create_group+0x35/0x70 [ 168.705397] ? cpu_cgroup_css_alloc+0xe/0x30 [ 168.709800] ? vfs_mkdir+0x390/0x600 [ 168.713505] ? do_mkdirat+0x224/0x2b0 [ 168.717301] ? SyS_mkdir+0x22/0x30 [ 168.720840] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 168.726212] ? find_held_lock+0x35/0x1d0 [ 168.730275] ? __lock_is_held+0xb6/0x140 [ 168.734343] ? check_same_owner+0x320/0x320 [ 168.738666] ? rcu_note_context_switch+0x710/0x710 [ 168.743599] should_failslab+0xec/0x120 [ 168.747569] kmem_cache_alloc_node_trace+0x5a/0x760 [ 168.752582] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 168.758115] ? sched_create_group+0x22/0x70 [ 168.762434] ? find_next_bit+0xcc/0x100 [ 168.766411] alloc_fair_sched_group+0x267/0x530 [ 168.771086] sched_create_group+0x35/0x70 [ 168.775232] cpu_cgroup_css_alloc+0xe/0x30 [ 168.779464] cgroup_apply_control_enable+0x44d/0xbc0 [ 168.784571] ? cgroup_propagate_control+0x570/0x570 [ 168.789596] ? css_populate_dir+0x289/0x420 [ 168.793918] cgroup_mkdir+0x56f/0xfd0 [ 168.797712] ? __lock_is_held+0xb6/0x140 [ 168.801771] ? cgroup_destroy_locked+0x750/0x750 [ 168.806526] ? rcu_read_lock_sched_held+0x108/0x120 [ 168.811534] ? kmem_cache_free+0x258/0x2a0 [ 168.815759] ? set_nlink+0x95/0x120 [ 168.819363] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 168.824266] ? kasan_check_write+0x14/0x20 [ 168.828473] ? kernfs_get_active+0xb7/0xf0 [ 168.832682] ? cgroup_destroy_locked+0x750/0x750 [ 168.837409] kernfs_iop_mkdir+0x153/0x1e0 [ 168.841533] vfs_mkdir+0x390/0x600 [ 168.845046] do_mkdirat+0x224/0x2b0 [ 168.848646] ? SyS_mknod+0x40/0x40 [ 168.852162] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 168.857671] ? do_syscall_64+0xb7/0x940 [ 168.861618] SyS_mkdir+0x22/0x30 [ 168.864958] ? SyS_mkdirat+0x30/0x30 [ 168.868644] do_syscall_64+0x281/0x940 [ 168.872506] ? vmalloc_sync_all+0x30/0x30 [ 168.876625] ? finish_task_switch+0x1b9/0x970 [ 168.881090] ? finish_task_switch+0x17a/0x970 [ 168.885560] ? syscall_return_slowpath+0x550/0x550 [ 168.890460] ? syscall_return_slowpath+0x2ac/0x550 [ 168.895362] ? prepare_exit_to_usermode+0x350/0x350 [ 168.900352] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 168.905691] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 168.910520] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 168.915689] RIP: 0033:0x4552d9 [ 168.918855] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 168.926535] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 2018/04/03 20:42:52 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/net/pfkey\x00', 0x1, 0x0) ioctl$KVM_CHECK_EXTENSION(r0, 0xae03, 0x7) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:52 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect(r0, &(0x7f0000eefff0)=@ethernet, 0x10) sendmsg$can_bcm(r0, &(0x7f0000168000)={&(0x7f0000006000)={0x1d}, 0x10, &(0x7f00004daff0)={&(0x7f0000006fb8)={0x5, 0x0, 0x0, {}, {0x0, 0x2710}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "0b73a01c25e50766"}}, 0x48}, 0x1}, 0x0) recvmmsg(r0, &(0x7f0000003840)=[{{&(0x7f0000003300)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000140), 0x0, &(0x7f0000003600)=""/109, 0x6d}}, {{&(0x7f0000000180)=@vsock={0x0, 0x0, 0x0, @my}, 0x80, &(0x7f0000003800)}}], 0x2, 0x2, &(0x7f0000003a00)={0x77359400}) sendmsg$can_bcm(r0, &(0x7f0000000000)={&(0x7f0000004000)={0x1d}, 0x10, &(0x7f0000002ff0)={&(0x7f0000004fb8)={0x7, 0x0, 0x0, {}, {0x0, 0x7530}, {}, 0x1, @can={{}, 0x0, 0x0, 0x0, 0x0, "510200"}}, 0x48}, 0x1}, 0x0) getsockopt$inet6_tcp_int(r1, 0x6, 0x1f, &(0x7f00000000c0), &(0x7f0000000100)=0x4) connect$nfc_llcp(r1, &(0x7f0000000040)={0x27, 0x1, 0x0, 0x5, 0x20, 0xffffffffffffffe0, "9ca74b98fe7b6d2396972114ed9e01355c6781a4f140dd07e6a1b93392c3b0454dcd021598a0ced5ec495ea0b653cfe47a23cdc635397b07ca9a3fdc9467e9", 0x3}, 0x60) 2018/04/03 20:42:52 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x6, 0x310000000044042) io_setup(0x5, &(0x7f00000001c0)=0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x319000, 0x0) mknodat(r2, &(0x7f0000000080)='./file0\x00', 0x8000, 0x10001) io_submit(r1, 0x1, &(0x7f0000000a40)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x80000000001, 0x0, r0, &(0x7f0000000000), 0x15f}]) 2018/04/03 20:42:52 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x0, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:52 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_GSI_ROUTING(0xffffffffffffffff, 0x4008ae6a, &(0x7f00000007c0)={0x2, 0x0, [{0x0, 0x0, 0x0, 0x0, @irqchip={0x0, 0x5}}, {0x100000001, 0x4, 0x0, 0x0, @sint={0x0, 0x800}}]}) r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000f61fe4)={0xa, 0x8004e20}, 0x1c) r2 = syz_open_dev$loop(&(0x7f0000000240)='/dev/loop#\x00', 0x0, 0x82) fadvise64(r1, 0x0, 0xfffffffffffffffc, 0x0) r3 = memfd_create(&(0x7f0000000480)="74086e750000000000000000008c00", 0x0) pwritev(r3, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) ioctl$LOOP_CHANGE_FD(r2, 0x4c00, r3) getsockopt$ARPT_SO_GET_ENTRIES(r3, 0x0, 0x61, &(0x7f0000000200)={'filter\x00', 0x1c, "ad6c59b2caebeb06609690b827e406817f6b7702b05c4406f3a61225"}, &(0x7f0000000340)=0x40) r4 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x0, 0x240c43) ftruncate(r0, 0x4c6adcfa) r5 = socket$key(0xf, 0x3, 0x2) r6 = memfd_create(&(0x7f0000000180)='/dev/loop#\x00', 0x1) socket$inet6(0xa, 0x0, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f000052f000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xf}, 0x4}, 0x1c) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r6, 0x84, 0x76, &(0x7f00000001c0)={0x0, 0x2}, &(0x7f00000004c0)=0x8) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r4, 0x84, 0x6d, &(0x7f0000000500)={r7, 0xbd, "c04bcc551b49ae348dc0670d805e2c207ebf71605e15a01e17af90b6c3a75b8abea9b9d3eda822150f0e23ceabea97969dbd544f22bc1840d4645005d2c81aac10991a72347a8091f6f8a5b61c4998082002f92c3d917f0e896b772c4451a2e03c312e21d00bdd24e9ff9dae594dc0d5963698cd79daa4dc540052e590769395116b56668712ffdbae7d7375719d805814e553ef1644c62c1e6c9e8dc204a5ce7adadebf5288e3790d062fd9d7418fded5e7d132d00d63d77566026c59"}, &(0x7f0000000600)=0xc5) setsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000c9af18)={{{@in=@rand_addr, @in6=@dev={0xfe, 0x80}, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in=@multicast2=0xe0000002, 0x4d3, 0x3c}, 0x0, @in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x0, 0x0, 0x0, 0xfffffffffffffffd}}, 0xe8) sendmsg$key(r5, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x2, 0x7, 0x0, 0x7, 0x2}, 0x10}, 0x1}, 0x0) close(r5) sendfile(r2, r2, &(0x7f0000000080), 0x0) ioctl$LOOP_CLR_FD(0xffffffffffffffff, 0x4c01) ioctl$SNDRV_TIMER_IOCTL_START(r4, 0x54a0) ioctl$sock_netrom_SIOCGSTAMPNS(r4, 0x8907, &(0x7f0000000000)) msgsnd(0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="00000000000000004c85f1a52874337a47b73d6fe75bf3004066c816bc90d663a2162876404deaea759644d13f303fe5b6d955c45d6449013ef40bdda50ca16d40c3c5e0854036da71548eadd0952f3df02f728253c085c35872057ec7cc20fe8e6b334f21938648df715efa178357a40cc869ac4864fbf51f44ee344c06d97ded647f18c7b043"], 0x1, 0x0) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000f59ffc)=0x4, 0x4) syz_emit_ethernet(0x3e, &(0x7f0000000380)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaa0086dd6050a09c00081100fe8000000000000000000000000000bbfe8000000000000000080000000000aa00004e20000890780a0bf2d211d2de0338c64fc106b0a7104257ad52d645b70219539e313089d1fba9d152df98d4f1b079497e50e055d8048e48affec0fe836862a9ef52ffffc43fe64cc2866175ebe6b4b710ffffc5ee5082afc7b5a74c71b88bec4e691770608922be19aafae48ecde4b9b0fbb0188badc0ec3d7379790c9ed87b89dd425aadb55d717a2682c793fd6f0619c319f7a6273f0b1dce84f85f92004338f62f60eaed7565ee8f0a80"], &(0x7f0000000040)) ftruncate(0xffffffffffffffff, 0x0) pwritev(0xffffffffffffffff, &(0x7f0000001400), 0x0, 0x0) 2018/04/03 20:42:52 executing program 6: r0 = socket$inet(0x2, 0x10000000002, 0xa9) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000180)=@broute={'broute\x00', 0x20, 0x2, 0x398, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000440], 0x0, &(0x7f0000000000), &(0x7f0000000440)=ANY=[@ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000feffffff01000000190000000000000008006c6f00000000000000000000000000007465716c3000000000000000000000006970365f76746930000000000000000062637366300000000000000000000000ffffffffffff000000000000ffffffffffff0000000000000000e8000000e80000001801000069700000000000000000000000000000000000000000000000000000000000002000000000000000ac1414bbffffffff00000000000000000000980000000000000000000000000073746174650000000000000000000000000000000000000000000000000000000800000000000000000000000000000041554449540000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000700000000000000000000000001000000ffffffff01000000090000000000000000006772657461703000000000000000000073797a5f74756e0000000000000000007663616e300000000000000000000000677265300000000000000000000000000180c2000000000000000000ffffffffffff000000000000000028010000a0010000f001000064657667726f757000000000000000000000000000000000000000000000000018000000000000000000000000000000000000000000000000000000000000006970360000000000000000000000000000000000000000000000000000000000500000000000000000000000000000000000000000000000fe8000000000000000000000000000bb0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004e464c4f470000000000000000000000000000000000000000000000000000005000000000000000000000000000000000000000a05fd41391528ea1e33bcca66ea1c366e73f4ddb86676485b5b52398b9578e292fb6969995f325b7564fd5e4e8e983e3dc974e2ea8659b0787d42712f47d5f34000000004c45440000000000000000000000000000000000000000000000000000000000280000000000000073797a30000000000000000000000000000000000000000000000000000000000000000000000000"]}, 0x410) 2018/04/03 20:42:52 executing program 2 (fault-call:4 fault-nth:33): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:52 executing program 1: r0 = socket$inet_sctp(0x2, 0x800000000001, 0x84) connect$inet(r0, &(0x7f0000f6fff0)={0x2, 0x4e23, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) listen(r0, 0x1) setsockopt$IP_VS_SO_SET_DELDEST(r0, 0x0, 0x488, &(0x7f0000000000)={{0x0, @multicast2=0xe0000002, 0x4e20, 0x0, 'none\x00', 0x1, 0x1f, 0x42}, {@empty, 0x4e24, 0x1f6a3b22b56751db, 0x24, 0x0, 0x2}}, 0x44) accept(r0, &(0x7f0000317000)=ANY=[], &(0x7f0000123000)) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x400000, 0x0) faccessat(r1, &(0x7f00000000c0)='./file0\x00', 0x99, 0x1000) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r1, 0x84, 0x74, &(0x7f0000000280)=""/4096, &(0x7f0000000180)=0xfffffffffffffe88) ioctl$KVM_SET_GUEST_DEBUG(r1, 0x4048ae9b, &(0x7f0000000100)={0x20000, 0x0, [0x3ff, 0x6, 0x86c, 0x8, 0x1, 0x2, 0x7, 0xf993]}) [ 168.933778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 168.941019] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 168.948263] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 168.955504] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000020 2018/04/03 20:42:53 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000000c0)={{{@in=@dev, @in=@broadcast}}, {{@in6=@loopback}, 0x0, @in6=@mcast2}}, &(0x7f00000001c0)=0xe8) 2018/04/03 20:42:53 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x0, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:53 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x6, 0x2200) ioctl$TIOCSLCKTRMIOS(r1, 0x5457, &(0x7f0000000040)) bind$alg(r0, &(0x7f00001e3fa8)={0x26, 'aead\x00', 0x0, 0x0, 'pcrypt(rfc4309(authenc(michael_mic-generic,chacha20-generic)))\x00'}, 0x58) socketpair(0x4, 0x804, 0x0, &(0x7f0000000080)) socketpair(0x1b, 0x806, 0x3, &(0x7f00000000c0)) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x0) [ 169.031358] FAULT_INJECTION: forcing a failure. [ 169.031358] name failslab, interval 1, probability 0, space 0, times 0 [ 169.042693] CPU: 0 PID: 12167 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 169.049629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.058983] Call Trace: [ 169.061575] dump_stack+0x1a7/0x27d [ 169.065217] ? arch_local_irq_restore+0x53/0x53 [ 169.069914] should_fail+0x914/0xae0 [ 169.073642] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:42:53 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) [ 169.078752] ? kasan_kmalloc+0xad/0xe0 [ 169.082645] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 169.087928] ? alloc_fair_sched_group+0x1f0/0x530 [ 169.092774] ? cpu_cgroup_css_alloc+0xe/0x30 [ 169.097194] ? vfs_mkdir+0x390/0x600 [ 169.100917] ? do_mkdirat+0x224/0x2b0 [ 169.104724] ? SyS_mkdir+0x22/0x30 [ 169.108273] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 169.113657] ? find_held_lock+0x35/0x1d0 [ 169.117734] ? __lock_is_held+0xb6/0x140 [ 169.121826] ? check_same_owner+0x320/0x320 [ 169.126163] ? rcu_note_context_switch+0x710/0x710 2018/04/03 20:42:53 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 169.131115] should_failslab+0xec/0x120 [ 169.135099] kmem_cache_alloc_node_trace+0x5a/0x760 [ 169.140125] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 169.145413] ? find_next_bit+0xcc/0x100 [ 169.149408] alloc_fair_sched_group+0x267/0x530 [ 169.154099] sched_create_group+0x35/0x70 [ 169.158262] cpu_cgroup_css_alloc+0xe/0x30 [ 169.162503] cgroup_apply_control_enable+0x44d/0xbc0 [ 169.167629] ? cgroup_propagate_control+0x570/0x570 [ 169.172670] ? css_populate_dir+0x289/0x420 [ 169.177009] cgroup_mkdir+0x56f/0xfd0 2018/04/03 20:42:53 executing program 0: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x400402, 0x0) setsockopt$IP_VS_SO_SET_ADDDEST(r0, 0x0, 0x487, &(0x7f0000000100)={{0x0, @empty, 0x4e21, 0x2, 'lc\x00', 0x10, 0x7fff, 0x60}, {@rand_addr=0xfff, 0x4e22, 0x2003, 0x8, 0xfffffffffffffffb, 0x7}}, 0x44) ioctl$KVM_S390_UCAS_UNMAP(r0, 0x4018ae51, &(0x7f0000000180)={0x842, 0x655e707f, 0x5}) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f00000002c0)='./bus\x00', 0x80, 0x1c) [ 169.180813] ? __lock_is_held+0xb6/0x140 [ 169.184894] ? cgroup_destroy_locked+0x750/0x750 [ 169.189657] ? rcu_read_lock_sched_held+0x108/0x120 [ 169.194679] ? kmem_cache_free+0x258/0x2a0 [ 169.198924] ? set_nlink+0x95/0x120 [ 169.202564] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 169.207502] ? kasan_check_write+0x14/0x20 [ 169.211742] ? kernfs_get_active+0xb7/0xf0 [ 169.215978] ? cgroup_destroy_locked+0x750/0x750 [ 169.220738] kernfs_iop_mkdir+0x153/0x1e0 [ 169.224897] vfs_mkdir+0x390/0x600 [ 169.228450] do_mkdirat+0x224/0x2b0 [ 169.232084] ? SyS_mknod+0x40/0x40 [ 169.235633] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 169.241178] ? do_syscall_64+0xb7/0x940 [ 169.245160] SyS_mkdir+0x22/0x30 [ 169.248526] ? SyS_mkdirat+0x30/0x30 [ 169.252241] do_syscall_64+0x281/0x940 [ 169.256128] ? vmalloc_sync_all+0x30/0x30 [ 169.260291] ? finish_task_switch+0x1b9/0x970 [ 169.264799] ? finish_task_switch+0x17a/0x970 [ 169.269297] ? syscall_return_slowpath+0x550/0x550 [ 169.274240] ? syscall_return_slowpath+0x2ac/0x550 [ 169.279177] ? prepare_exit_to_usermode+0x350/0x350 [ 169.284204] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 169.289578] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 169.294439] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 169.299631] RIP: 0033:0x4552d9 [ 169.302817] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 169.310535] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 169.317806] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 169.325080] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:42:53 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:53 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = dup3(r0, r0, 0x0) ioctl$KVM_GET_DIRTY_LOG(r1, 0x4010ae42, &(0x7f00000000c0)={0x10202, 0x0, &(0x7f0000ffc000/0x1000)=nil}) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:53 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$ext4(&(0x7f00000000c0)='ext2\x00', &(0x7f0000000100)='./bus\x00', 0x1000, 0x4, &(0x7f00000013c0)=[{&(0x7f0000000140)="6b5211a3f525aa41f4ce1bbcca6d424464cb96352d1a43fd276c5c963c1d81113d7a28c9d1af49230e9b0bb65691adff457d6c8faa15a55d048bfd00083198cdc90b1dc1c431b24322098168bf78cbf99e08c119b43d9b032f500a9d3228c9a22ff78f697cdb6deff39d85a56ef9e1b9924827f3e87dfb1e58a2a7a1fd68f1fd519746688a6fc5ac49e79daffc2aa70602a46112c3cc5878ded8226d0e55f75bfe130951b3780db9b0d568774390da20d22d7dcea802b161b9d9c40c14aa6ca21128f3c26cad01ae3ca0afaeb0e6c937dec278a56dac0f9b171faadc61fbe8058bd6c34302377276cb34621934807971e9c2eef69256865bb75131d5776bce1076945913aab4b62e4b53f81c524c4f2bea4f49ff7260d0a378a8e64f6515ff3a74917f03f2a5abeddf5b6d795f04d618b1642b627ae3c9bf49feecc839dbd63bfb1344806d6518624f20256c98c6b5b5e59dd83228732157e4c7d92ea96cad37247d93ae1fba7df985e033bc8ad38d76d6bfa16bb6990b3ec677de244e504d344970967eb232f17395ea6d8daf81f9b691c369563e31d7695e8c7a73f71324df7a02bd36e5b43f9b95a2c41cc0a9f4e65f47866159d5bef458dd9284d26995ca958f082c289fabbeee88d9e48a5496a5b138f932840e45649894182c20e42a01f20e8f2c6d5d7cb174df8327ddfe1ddc8453db067fdeafd24587ef8aaed45a82221fd874e00b92979b8de9286fd57eebb2f456f491155d56f6eac557eaa8bd234ef86c5a33e266d4dfea2355c777408bdd2b91015695ac2b2ddd8f657a0f5993daa853f433c4e469745be32316b282626781246190003e0792fb49865772852007f641cd57d3b415260083a49becb01202bab2c0c862b8a566e27770d90ce4cbf1ff88721a00bc1adad12d34b5fc5092b1b6ff40945790f5ff92ea76be474fc3c1ae842d88f075f972e0f539ebc20dc3e83c1b717481b86feba040f644894c23ddeeb0023dc7c5b192dd82017db4222813bc82f0a923be0460962ad74c7b52e83df7a183a14aba8e4b36431457c8eb2da6532053f9c6d55b8a964c927cd55a1cf08ea58f7f8c9760a7aeff321b89f52cafa0ee8176916c4c705f99fdd2dc778f13a5b7c3a292c499f6a599753db3df9ce6c79dda07437e7df38ac78450af7dcc62a16e9339c90c775f8ff7c4e6f3814356c99ee54aba1f9bbaa5315b8ee5c3f8f6c194ce15472f8a5b8b179bd2a69e6f6f50f6b42d28772dbe0d4fe8b99a2625a382bda565744f9801d45bd675af24962f1c620356e4bf0618c69a66108b384ba5f5366ca5acbadf1625fe823c73fc346199e0ada0aa485ac04c0e9ea599fa31407cea3b2cf17b3e4f1f5ccacad20023e27e59679c49068c287002d151cae86c98a93b35239a9753eece24d9594631e3aca74edfb578b3181bc6a93b287ba8662f648a060839616afd4eb30d3c71bbb96376f0fe653d81ef3d3a32d19bb0538abcb7cc1620214f5bd44a442452698229c80dd73bd1e8f75d2e0fd2b95a67b5d2aa76f40b3783f5f25d76b1a5836e8c01203da7ee71e89b52ff4e19a5984075a3632f3d7ef1dd51ba29a3cda0300dd075ed4cb526e4729e257420e2014490caed67dcab2a9693fc5718e1631660fa2604503484133a129f7d75903ad5e6cf43ff3e831095c73a4d3361fce9b01993ee9fcdc957c76ce3b44cda5fab56f5c194042ba366378155c06f5b44f0a98a56abfcebf23cb39de497e120c78f35d7ae9ef1226bf174675964e05d56a5b7cea25d9a2297ead08db39097e5d844e220a80af39231d5d7cf2b7225f9100094fd353e90a24bd6fe87c1a84d0a3e45f896889599a814792ec62aee13cdbf3bb085bed867473fa7753ade26b0f2fe2191a0a552bf21699178858b7643937124298246955c25cbc9edd10cde7f89a9092e7add8a7c90c5cd277b08484200fe81342e8d6d254451b0b30f5e29c21ac3a1a07da89de41ba41058b8a80b94cb0d9620b5242cb1b405b6b26e1411efe1df65b4c6dec788a6bfc8bedd4789ff0c6c5420c9671299c9dc685b4fe6d607d992577896dc8ce46062986c0f9c6d0fd7f2fb7dfd9330035521579460f9837e7dab2daa44b17b4f7fa897a228ed7d98b57c9d05e5fc45cd0e856f4859275f7da6f7bdb64306ee029059048f7c4793a7bce45b80561ddd6c8c72de76811886337207afa62ef7677f0c8d8602f002fff86d67090fca97ac7818027c1578ccb61684cf918d7b6e2a71118374ca10d132147e16d87bd7d289fe676f4847f138a492093cad4ca42aadc4c0afd1d1273377dcce3cb6459f3697eef281c43264fcf8867c33d01de5821829dc1068d1d55fb9fd0c5ee7f409ffd165f2f2dfe140b0053aa49dc7f1886bf6d727a810ed3663076e669284e82252dfe7c64ead39a67899894e2612ec613f0b76c9065b5a38a1a0ffaba73388866752793116887cdeadc1e230baf4400ec78097e0004cee285c509b5fe0c28da56ab6cc8403bcd2b4c86af328f05284d428fc83501f1a3682a65bc17990a8d64931a5bbcce721707331936d07673b5041ea21090ff3aa60cb4188e17762b139fcdaf45271494124e787e420c0fd9de0be6888cfe30977e36edcac146d2a875f2fd8084d08fb53017ea16818edc3f8f824e2c51b2f3c471873645e9da20ad1aa82e3ba501096ad5892d081821b14354dce34cf3f036baf8a5d5310c646b8e356dbbee95f688486a2b0fb10abfc2eef87995cbef2cf846b656cb7f398abc8c749371dc71ba2f096e2f915e390186fc1ffc6adcf70ad94752842efbb9988cf5a407ace644fc87aba6bb86163bbc24d47b030234b6e1d416e4125ea428df0c7daaa643a78349d96b3ba02394c317bc595886b6cf25c8c4cc19a193ec7765f7c101bece6c2c560b97a6a1c59ae3453d1093eb3d615061d6453300de0416b6003e538e372ee772b66870a594fc0068da40df5eb772973fb09ec6912641f9a9c5d0282dd043696545351d00acd59520c2ae0ca661dda99a60c8bd048114925fc48434f16024e518d0eb2c831fa97d1a551b0ffa2e962c7dd97989d5b92c8eee92424ffe47aace7427f812856146a9596d7455fc4062ffbe2dd4f9774e2108ec1d4a9c759235a266218cc5d9e1149fdd558156b73e4e187ca73c2bd1671f2b2cdcfb461355d9cc2f171c6d9253a7638cd58ed40c292f84060304b8fca725f6f19aa4151af02893e60fd22aff12b24e62ab7b862155a119fddae83e91e0aa8b2c4ffaeb7db4b53b9aa39856812b3c8169c7269715bf75d8ccbbc14b20bbd585adc875a8fa5064f461da6e131decec371255543f400640ace787754af66a9ea1fe64f32b260a244ae76b8dba1327c57478aeee2d6abd98886b56e89d476668ed3e3b50029fc0cd9a780c77dfe01dc7f508d3899853a380b5d44376e7e0abadb0f34578badd9973cd4101fbb80253fb288eb8605e2686d4990f1b963f0040329d7bf1d377437cd5338f635dfcd39ddfafe51bacdcea91e3e8a62a9303fc1fcaeec07a603974f2e34f21e78cb548e97f30dc6021d8395059da02da1fc242d3601bcf0b1aec9ffacf261c5e7d3fc8bda1e5c9e0831dbad6ef558c2cc628f66e4c4d0aef101f07fdc76b39073917dfe019bc12185fe7465abbc004d2062c758cd4c50e6f7b2e340bf4725068627cd136f781ba724388ab2f1746d888be7071c215cb33800ffa72e7899a7652b3257e9b2db65e57cd89e1e53fed0fa3852f5e0faf3b7c49b0acebd6e9ee84030d9a62d259ae2a5ecf4b4ff1112f70bd3f88bdf4248e05373707cf729af36c4cc41c7cdcac069b4414c7725030a37ddfd88cde544d94fe6ed09e2e69e039de3438a6ebd5e5536019fe89d921266f945820627de8202f747950ae4d0f770cc981472623959ce543eb8a6a681b1f51289b71627e75786dd31ea0201fd42eddf1fafc9533997cb9793351073cf2fa8d43e147f47de9c69e03048d08bff089457708e2a00a0afe29929c35d75d4616441275231a7eef0b36890d6e634d2026dad7214f98802ce061aa8d33875763800a8565115f23f73df92c5e976e88d3b30d56baa3ad8324107876bf162140240187655e814506292649f659334b4ea720ca90a80a064a8a810902a2d0c66c61afa6aa554e2e563867f776aff7b9aba4f58309ded05d75aa2b46d35966771e101f827ad187ba871b8eaa7b8e6f3ad1969b181f0b99ebb4a3d8c643dc9c4b5bc6f25b90c6d1801d44c3138eb02c9e4a96cb9e6c1c38007045ed28f30e01a451cdb55b50406927c1c156902abca657f3dbe86063145373b6699df716437cd6a6f47d3df99839fce56626e8ab5cbaa474022689f0a1de2b824d99bbb9bfe1679aa3d92f700a1ceebfd4f9be9402d5bada4095482b9f3a7bf3fe2fd796bad5a7c3a70a29b4f6e3927be038af6cb569c37226899c68f294ea1cd5ecf7d9bf7c524568293f2a1cd3aa1bdf612b6786de1e2f178f4a8eae7651351fd5386256408995fa6735ac96d48f832f5f8f688dc114d260e4000f0cc22f654dca2269ba28a2d8b2ebde0bb84f522f8b656ed6e343e96e97aa95d52df70655a4c1ed023908512001839acb942af7eb53ef451ff489881235b5766e9e61345266f2fd625dfb6c9f5bc63c5baba4e5f4a4c3e2602a05d126ecb12198146ce6047dc7e1d43f8418a8247f66303ba131c8040e8c65f6e1ab40973e4b72224f15d2cab9870299d683d59a71cae211045c13b26d1e250a6e2e7701a0a2a0b72030745cba3d9a1e6d3dd5f9a1cdd39d01a8e16c5bf2f646eaf57bf2750c24a18c172be8a9b1e2cdbc96b67cb3cd8da0e712c3e363e00c56b82c42cebd90481cbcedb509f903b7ad6e2b64455ba1bfb1b8e54030466e45d0b99db9bcc54e56ec3f54bc7390fa0cac052888626b6965206be6169346e6710128a1769bb04288bf65d2763003dc1ded04941d602f0ff45672fd2f7bfec8463574470850dc1432c5aa75726c5ce1f7f0caf5e9c1ec5fdbbcccb77cca5e699d5a07a71184eec00b2bf92a802feba74bc69113e1367f3c032fcee40183283360437a55bf334c9e61da2765d590ca426902423d6232f2cf1253a25c6aa5de48472f38112a9138ede71a1184a1f0eb601c36bebfec3c5cf0e319eef1f1daecd4ea40665119be5a04e23710c8128f637246731d91e9f9306e945eae617d52d1450e9d7220a8ecf6a47f6bdc79506d9f2dafedce42c02bfe2daa550b7cc2aec89d069d58387c098d7740ea2dbce36017ed191b888d34b3e67a453a7eab44e512fdaf766f875f020ed45c0a0a88bc039b1095ed536e199fdaea5f6c5981a1e75b7b62ec0b33ab9cbabdae6ab7b81cf4a4611e86cf0a416f8678ab07553da4d1ebc56fb9059d56cdc1fb6c9ddc220536ecc823c60ce05a0d52fa885a7e18b5f58ec28a8fbfffbb9bdc445a0a261498d3702a7c78a49a6732de08229cc202b9b4e5da36f28a547327b9516d738804c35d9340a6429bc77ce0cd84898c00162975e34b9a2217d5acad5df515400ff37fc9bcc1147e591e8599149a409368d8cc110bd979281e5e292844b290e364713c36e9d3eed52147cb1ab7d8b583c7e03bcd8bc4380e1c455470ceaee4da857fd97cec62bb63cb3e321dd7511442931f293f631e23f410f48fb9b00b2bc151aa83eea705cb6c1d260402df8c75431cde6c2ff397775e19962cd73013071c4a1e8baaeb1318c1176f79074e6a6f674007e86352ea41d81478c706bddd64ea6c01a135dbf86174e18dffb227372", 0x1000, 0x5}, {&(0x7f0000001140)="d6dd94c77737c1a4feba9fe2cf458b9c1acaf9f23cd6fea9bc0aadcf75590979bb66fe0cfacfb335700cddd02446f16a6dddaf1e864265f87850e3a2af4df21c730aaade9ad4c5ba0d8a072a69036051d2f122b45f91c2bd95114e4340186980d2d048ec41841c227866467f93e79966374dbbb6580812bf75706433fcf170a8f20f316e64bd8f4089ef2d70869d1173d97fae6ce0871b171b1b8d3cc875ac651d6a321b4d4ec8c22b988250aa59e9cb1b98141860afdb0185459ca32defd5533a5a", 0xc2, 0x3ff}, {&(0x7f0000001240)="851cc7d4c0b4d93854590d9c21b04da7802991ccd5437e1a071098368f68e8f549d24237800507c05ca65593cad80f317e385b0f6c4338b7ed10c409ffe96833136514ff6605cc35b2cba81135704af48037fdedba4252488bac2df6a1a984a2b6285144a3508ba3d2efb011c71bbf218230ab7165adc1696d09f3f31f85ae412ea5c303bbbf9faf6a78e43baaf5639232e9b5c85c4d7a7bec22b0184f860335b3b08cce4f6b279a5a9292b4b1fca5a13266aa2f36f709a67661fd8a83a7d54ca8e48032cba4b25739ede532ca678822b02ed21dfb452c7ca02cc6ab5cfa686f1c8c74c41078766450c304a6e01166", 0xef, 0x5}, {&(0x7f0000001340)="a663ad1af9fbf233262b937ce3b6f05d739127ac47557e0cad36cd2b031f84ac7cf75a1a18ae55a80c9e9b50d827289b9c6f3557baf3ba1305792c1f7ac4d62eb1e847026cee502eca8acc4698e199f9dc9fee78c0710436f8b1bd65e14cd6fea07d41164c2d768436", 0x69, 0x40}], 0x2000, &(0x7f0000001440)={[{@sb={'sb', 0x3d, [0x38, 0x39, 0x37, 0x32, 0x33, 0x3b, 0x2d, 0x0, 0x37, 0x32]}, 0x2c}]}) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) [ 169.332349] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 169.339618] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000021 [ 169.805590] IPVS: set_ctl: invalid protocol: 0 224.0.0.2:20000 none [ 169.937871] IPVS: set_ctl: invalid protocol: 0 224.0.0.2:20000 none 2018/04/03 20:42:54 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:54 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:54 executing program 2 (fault-call:4 fault-nth:34): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:54 executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000065fc8)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000e2a000)={&(0x7f0000000180)=ANY=[@ANYBLOB="140000000105fdff0000000000000000000000001e5c455eb2067993d72f5bd6500883b91e3c732e77931a10f00f88eb62599e3de8993310f1b9b0610f865eb8c22a54285a10ea28db2073ceedcc3582d761e45ce9077938369a308b5deb1e573f1ea895d103829be24143ac24a57dcad8d671f170aae978968f4e3b49ddce2bcd89d64d1dc3b123f19c975bab56d800e074ccd8f3e7c8e34ee7f64786"], 0x14}, 0x1}, 0x0) socketpair(0x19, 0x0, 0x257, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = getegid() write$binfmt_elf32(r0, &(0x7f0000000240)={{0x7f, 0x45, 0x4c, 0x46, 0x7ff, 0x8000, 0x0, 0x200, 0x1, 0x0, 0x7, 0x63ec, 0x2bd, 0x38, 0x2b3, 0x2, 0x401, 0x20, 0x2, 0x1000000000, 0x4, 0x100000000}, [{0x3, 0x80000000, 0x6, 0x1f, 0x8001, 0x5, 0x10001}, {0x1, 0x3, 0xcc00, 0x8, 0xdf2, 0x4, 0x100000001, 0x5}], "ca22626f28eb28ffaef16b555d4b125ae0d2d2af8302127181dcfb6d9b83e1968cdb05b4b6e9348cdb4d9e18bff81fc066a2d46957019401c822b70bd18836fa498f", [[], [], [], [], [], [], [], [], [], []]}, 0xaba) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000080)=0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0)={0x0, 0x0}, &(0x7f0000000100)=0xc) setsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000140)={r4, r5, r3}, 0xc) ioctl$TUNSETGROUP(r1, 0x400454ce, r3) 2018/04/03 20:42:54 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b9bff0)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='dctcp\x00', 0x6) setsockopt$inet_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000000)='tls\x00', 0x4) sendto$inet(r0, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) r1 = syz_open_dev$dmmidi(&(0x7f0000000240)='/dev/dmmidi#\x00', 0x3, 0xfffffffffffffffe) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='scalable\x00', 0x9) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f00000000c0)={'bond0\x00', {0x2, 0x4e21, @rand_addr=0xff}}) getsockopt$netlink(r1, 0x10e, 0x2, &(0x7f0000000140)=""/110, &(0x7f0000000040)=0x6e) shutdown(r0, 0x1) 2018/04/03 20:42:54 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc\x00', 0x400000, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/03 20:42:54 executing program 1: r0 = socket$inet6(0xa, 0x2100000000000002, 0x4) r1 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x141400) ioctl$RNDZAPENTCNT(r1, 0x5204, &(0x7f0000000080)=0x4) ioctl$sock_ifreq(r0, 0x8932, &(0x7f0000000380)={'syz_tun\x00', @ifru_hwaddr=@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}) bind$ax25(r1, &(0x7f00000000c0)={0x3, {"d06eadd7e57de1"}, 0x1}, 0x10) rt_sigpending(&(0x7f0000000000), 0x8) 2018/04/03 20:42:54 executing program 4: r0 = socket$inet(0x2, 0x1, 0x0) pkey_alloc(0x0, 0x1) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000004c0)=@broute={'broute\x00', 0x20, 0x1, 0x240, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x1, [{{{0x5, 0x0, 0x86dd, 'syzkaller0\x00', 'tunl0\x00', 'sit0\x00', 'ifb0\x00', @empty, [], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], 0x128, 0x160, 0x1b0, [@ip6={'ip6\x00', 0x50, {{@empty, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, [], [], 0x0, 0x0, 0x240, 0x3a}}}, @mark_m={'mark_m\x00', 0x18}]}, [@common=@dnat={'dnat\x00', 0x10, {{@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}}}]}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}}]}]}, 0x2b8) [ 170.082163] FAULT_INJECTION: forcing a failure. [ 170.082163] name failslab, interval 1, probability 0, space 0, times 0 [ 170.093523] CPU: 1 PID: 12256 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 170.100449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.109795] Call Trace: [ 170.112379] dump_stack+0x1a7/0x27d [ 170.116010] ? arch_local_irq_restore+0x53/0x53 [ 170.120692] should_fail+0x914/0xae0 [ 170.124419] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 170.129538] ? find_held_lock+0x35/0x1d0 [ 170.133602] ? __lock_is_held+0xb6/0x140 [ 170.137672] ? check_same_owner+0x320/0x320 [ 170.141989] ? find_next_bit+0xcc/0x100 [ 170.145962] ? rcu_note_context_switch+0x710/0x710 [ 170.150895] should_failslab+0xec/0x120 [ 170.154869] __kmalloc_track_caller+0x5f/0x760 [ 170.159452] ? kstrdup_const+0x39/0x50 [ 170.163340] kstrdup+0x39/0x70 [ 170.166534] kstrdup_const+0x39/0x50 [ 170.170259] __kernfs_new_node+0xa9/0x580 [ 170.174408] ? kernfs_dop_revalidate+0x380/0x380 [ 170.179171] ? snprintf+0xc0/0xf0 2018/04/03 20:42:54 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:54 executing program 4: r0 = semget$private(0x0, 0x1, 0x0) semget$private(0x0, 0x4007, 0x234) semctl$GETPID(r0, 0x1, 0xb, &(0x7f0000000000)=""/226) r1 = dup(0xffffffffffffff9c) ioctl$TUNSETNOCSUM(r1, 0x400454c8, 0x0) 2018/04/03 20:42:54 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(0xffffffffffffffff, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 170.182619] ? vsprintf+0x40/0x40 [ 170.186074] kernfs_new_node+0x80/0xf0 [ 170.189973] __kernfs_create_file+0x4b/0x320 [ 170.194389] cgroup_addrm_files+0x3c5/0xa70 [ 170.198718] ? cgroup_file_write+0x710/0x710 [ 170.203135] ? cpu_cgroup_css_alloc+0x30/0x30 [ 170.207643] ? __lock_is_held+0xb6/0x140 [ 170.211709] ? kasan_check_write+0x14/0x20 [ 170.215943] ? online_css+0x241/0x300 [ 170.219757] css_populate_dir+0x198/0x420 [ 170.223914] cgroup_apply_control_enable+0x390/0xbc0 2018/04/03 20:42:54 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:54 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = epoll_create(0xf301) r2 = epoll_create1(0x0) r3 = dup3(r0, r1, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f00001b3000)) fsync(r1) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r1, &(0x7f0000bce000)) [ 170.229023] ? cgroup_propagate_control+0x570/0x570 [ 170.234061] ? css_populate_dir+0x289/0x420 [ 170.238385] cgroup_mkdir+0x56f/0xfd0 [ 170.242183] ? __lock_is_held+0xb6/0x140 [ 170.246253] ? cgroup_destroy_locked+0x750/0x750 [ 170.251004] ? rcu_read_lock_sched_held+0x108/0x120 [ 170.256016] ? kmem_cache_free+0x258/0x2a0 [ 170.260249] ? set_nlink+0x95/0x120 [ 170.263877] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 170.269495] ? kasan_check_write+0x14/0x20 [ 170.273729] ? kernfs_get_active+0xb7/0xf0 [ 170.277956] ? cgroup_destroy_locked+0x750/0x750 2018/04/03 20:42:54 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(0xffffffffffffffff, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 170.282710] kernfs_iop_mkdir+0x153/0x1e0 [ 170.286859] vfs_mkdir+0x390/0x600 [ 170.290395] do_mkdirat+0x224/0x2b0 [ 170.294025] ? SyS_mknod+0x40/0x40 [ 170.297566] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 170.303104] ? do_syscall_64+0xb7/0x940 [ 170.307079] SyS_mkdir+0x22/0x30 [ 170.310439] ? SyS_mkdirat+0x30/0x30 [ 170.314147] do_syscall_64+0x281/0x940 [ 170.318030] ? vmalloc_sync_all+0x30/0x30 [ 170.322172] ? finish_task_switch+0x1b9/0x970 [ 170.326660] ? finish_task_switch+0x17a/0x970 2018/04/03 20:42:54 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b9bff0)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='dctcp\x00', 0x6) setsockopt$inet_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000000)='tls\x00', 0x4) sendto$inet(r0, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) r1 = syz_open_dev$dmmidi(&(0x7f0000000240)='/dev/dmmidi#\x00', 0x3, 0xfffffffffffffffe) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='scalable\x00', 0x9) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f00000000c0)={'bond0\x00', {0x2, 0x4e21, @rand_addr=0xff}}) getsockopt$netlink(r1, 0x10e, 0x2, &(0x7f0000000140)=""/110, &(0x7f0000000040)=0x6e) shutdown(r0, 0x1) 2018/04/03 20:42:54 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS(r0, 0x80605414, &(0x7f0000000100)=""/130) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:54 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000248ff6)='/dev/ptmx\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) ioctl$TIOCSLCKTRMIOS(r0, 0x40045431, &(0x7f0000000140)) [ 170.331155] ? syscall_return_slowpath+0x550/0x550 [ 170.336085] ? syscall_return_slowpath+0x2ac/0x550 [ 170.341012] ? prepare_exit_to_usermode+0x350/0x350 [ 170.346024] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 170.351383] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 170.356225] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 170.361407] RIP: 0033:0x4552d9 [ 170.364588] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 170.372291] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 2018/04/03 20:42:54 executing program 4: r0 = socket(0x40000000015, 0x805, 0x0) bind$inet(r0, &(0x7f00000a9000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000400), 0x0, 0x0, &(0x7f0000b2d000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) [ 170.379555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 170.386815] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 170.394077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 170.401344] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000022 [ 170.408685] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/04/03 20:42:54 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(0xffffffffffffffff, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:54 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000764ff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0x40085112, &(0x7f0000000000)={{0xffffff93}, {0x100}, 0xfffffffffffffffe, 0x2, 0x80000000000}) 2018/04/03 20:42:54 executing program 7: r0 = socket$inet(0x2, 0x803, 0x81) getsockopt$inet_mreq(r0, 0x0, 0x24, &(0x7f0000000000)={@rand_addr, @broadcast}, &(0x7f0000000040)=0x8) r1 = dup2(r0, r0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000001b40)=@nat={'nat\x00', 0x19, 0x2, 0x260, [0x200015c0, 0x0, 0x0, 0x200017c0, 0x200017f0], 0x0, &(0x7f0000001580), &(0x7f00000015c0)=ANY=[@ANYBLOB="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"]}, 0x2d8) 2018/04/03 20:42:54 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f000088cff6)='/dev/ptmx\x00', 0xffffffffffffffff, 0x0) close(r0) ioctl$KDSKBSENT(r0, 0x80045438, &(0x7f0000000200)) ioctl$int_out(r0, 0x2, &(0x7f0000000000)) 2018/04/03 20:42:54 executing program 2 (fault-call:4 fault-nth:35): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:54 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:54 executing program 1: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x0, 0x0, &(0x7f0000003980), 0x4, &(0x7f0000000280)=ANY=[@ANYBLOB="02004893a96fce38d4be1c1996af09d191a4fe62e53d4c93106e55bd4e213f4a3b4880c878de69fa79df1ef3018067bf275d294ec692e584931107f4f36393314e3c4bcf06c5421157d567b22711868b88bc3cdb418c529f75b0d4b85f31311177b34f45f9be0660d8f2f7b5ccd5c08418209efba386564356413a15c3985f81c86a48100a073440b2b41c1d6c861a450e1f1b3da300bf0d4a"]) modify_ldt$read_default(0x2, &(0x7f0000000200)=""/105, 0xfffffffffffffccb) 2018/04/03 20:42:54 executing program 0: ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f00000000c0)={0x0, 0xffffffffffffffff}) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r0, 0x800448d3, &(0x7f0000000440)={{0x2754, 0x8, 0x100000001, 0x0, 0x2, 0x1000}, 0x6, 0xffffffff, 0x2, 0x200, 0x6, "fca6c6fb9fca6cc3272cd8184dd38eb806a151a509bc7c3f9efc7dc9d3aea1494afc5f621bc952b41027707387b7ed3436d2c74421a0afabe736da2db50c8bd8d8d19a24e94f26d2de22e54aeef5fb1b857bf0f3383226527e9a4d5aee27dc819352507aad47f98cd670462352b60107dc21ea7c90e8d87fc60ad1de6c381d91"}) syz_mount_image$iso9660(&(0x7f00000001c0)='iso9660\x00', &(0x7f0000000200)='./bus\x00', 0x1ff, 0x2, &(0x7f0000000380)=[{&(0x7f0000000240)="1f9b5847ae48d9566dade6d4aea41556652861a9448bb21dc8134a5b0d42c2b8f0c3e8313d275eb35bed31eeee19d51a0f6ca05069257903e28e80e9492371e0190d0f6c28bf673f2bf4486c7da451e346f91d6efaaa135f932d6edb476b8061fd85b587f53f7347aba0cc4ba8bcb07c42ce4d46b84d910fcf9c7623029dd38da6fcc4d53344b94cdd5e4c051d5764554ce9cde3746d0c5b353d55", 0x9b, 0xfffffffffffffffc}, {&(0x7f0000000300)="f07d478c0a2764e52a7e5be2191dc22d4ee5781239fab162898332f3ea4979915bc56e2efa0c7389916a50dd36e3ad4c379f7f9d1512301cd9c4c995bf3ecadc1183591c0827bd4b93a1f654e15b81", 0x4f}], 0x444, &(0x7f00000003c0)={[{@overriderock='overriderockperm', 0x2c}, {@nocompress='nocompress', 0x2c}, {@cruft='cruft', 0x2c}, {@mode={'mode', 0x3d, [0x7a, 0x3f, 0x7f, 0x35, 0x7d, 0x33]}, 0x2c}, {@uid={'uid', 0x3d, [0x34, 0x30, 0x31, 0x37, 0x0, 0x0]}, 0x2c}, {@nojoliet='nojoliet', 0x2c}, {@nocompress='nocompress', 0x2c}]}) perf_event_open(&(0x7f0000000040)={0x2, 0x8, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:54 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) keyctl$read(0xb, 0x0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:54 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 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, 0x1ff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) r1 = gettid() perf_event_open(&(0x7f0000000100)={0x3, 0x70, 0x1, 0x5, 0x82, 0x1, 0x0, 0x4, 0x4090, 0x4, 0x4, 0x0, 0x6, 0xffffffff, 0x80000001, 0x80000000, 0xfffffffffffffffd, 0x9, 0xb2, 0x100000001, 0x25d, 0x3, 0x80000001, 0x80000000, 0x8, 0x1, 0xdfe, 0x3ff, 0x40, 0x7, 0x7fff80, 0x7, 0x5, 0x3, 0x1, 0x1000, 0x4, 0x6, 0x0, 0x7, 0x1, @perf_bp={&(0x7f00000000c0), 0x1}, 0xa000, 0x5, 0xf01, 0x6, 0x6, 0x4, 0x1}, r1, 0x9, r0, 0xb) 2018/04/03 20:42:54 executing program 5: r0 = socket(0x5, 0xb, 0xfffffffffffffffc) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f00000000c0)={0x0, 0x400, 0x9, [0x0, 0x4, 0x5, 0x3, 0x5e99, 0x1, 0x2, 0x7, 0x7]}, &(0x7f0000000140)=0x1a) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000180)={r1, 0xffffffff}, &(0x7f00000001c0)=0x8) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={"626f6e64300000ff0fe500", 0x0}) sendmsg$nl_route(r2, &(0x7f0000000000)={&(0x7f0000db4000)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)=@ipv6_newaddr={0x2c, 0x14, 0x121, 0x0, 0x0, {0xa, 0x88, 0x0, 0x0, r3}, [@IFA_LOCAL={0x14, 0x2, @mcast2={0xff, 0x2, [], 0x1}}]}, 0x2c}, 0x1}, 0x0) [ 170.548005] FAULT_INJECTION: forcing a failure. [ 170.548005] name failslab, interval 1, probability 0, space 0, times 0 [ 170.559297] CPU: 1 PID: 12324 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 170.566223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.575571] Call Trace: [ 170.578161] dump_stack+0x1a7/0x27d [ 170.581791] ? arch_local_irq_restore+0x53/0x53 [ 170.586463] should_fail+0x914/0xae0 [ 170.590171] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 170.595264] ? __might_sleep+0x95/0x190 [ 170.599233] ? rb_first_postorder+0xa0/0xa0 [ 170.603561] ? trace_hardirqs_off+0x10/0x10 [ 170.607883] ? find_held_lock+0x35/0x1d0 [ 170.611948] ? __lock_is_held+0xb6/0x140 [ 170.616017] ? check_same_owner+0x320/0x320 [ 170.620341] ? rcu_note_context_switch+0x710/0x710 [ 170.625274] should_failslab+0xec/0x120 [ 170.629246] __kmalloc_track_caller+0x5f/0x760 [ 170.633832] ? kstrdup_const+0x39/0x50 [ 170.637723] kstrdup+0x39/0x70 [ 170.640913] kstrdup_const+0x39/0x50 2018/04/03 20:42:54 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0), 0x0) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:54 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) [ 170.644622] __kernfs_new_node+0xa9/0x580 [ 170.648770] ? kernfs_dop_revalidate+0x380/0x380 [ 170.653530] ? snprintf+0xc0/0xf0 [ 170.656976] ? vsprintf+0x40/0x40 [ 170.660448] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 170.665375] ? cgroup_file_name+0x1d0/0x1d0 [ 170.669705] kernfs_new_node+0x80/0xf0 [ 170.673594] __kernfs_create_file+0x4b/0x320 [ 170.678002] cgroup_addrm_files+0x3c5/0xa70 [ 170.682328] ? cgroup_file_write+0x710/0x710 [ 170.686736] ? cpu_cgroup_css_alloc+0x30/0x30 [ 170.691241] ? __lock_is_held+0xb6/0x140 2018/04/03 20:42:54 executing program 1: r0 = accept4$inet(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, @broadcast}, &(0x7f0000000040)=0x10, 0x800) getsockopt$EBT_SO_GET_INFO(r0, 0x0, 0x80, &(0x7f0000000080)={'filter\x00'}, &(0x7f0000000100)=0x78) syz_emit_ethernet(0x6e, &(0x7f00000f8000)={@random="cd390b081bf2", @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "0aff0f", 0x38, 0x3a, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0x2, 0x0, 0x0, 0x0, {0x0, 0x6, "9433df", 0x0, 0x21, 0x0, @mcast2={0xff, 0x2, [], 0x1}, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, [], "80002a0800000000"}}}}}}}, 0x0) 2018/04/03 20:42:54 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) ioctl$sock_ipx_SIOCGIFADDR(r0, 0x8915, &(0x7f00000000c0)={'gre0\x00', {0x4, 0x5, 0x3, "26cc52728ec0", 0x1}}) 2018/04/03 20:42:54 executing program 5: r0 = perf_event_open(&(0x7f0000223000)={0x2, 0x70, 0xe3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffff7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) shutdown(0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSARP(r1, 0x8955, &(0x7f0000000040)={{0x2, 0x4e21, @multicast1=0xe0000001}, {0x0, @link_local={0x1, 0x80, 0xc2}}, 0x14, {0x2, 0x0, @multicast2=0xe0000002}, 'bond0\x00'}) ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000900)={0x7, r0, 0x1}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) clock_gettime(0x0, &(0x7f0000000940)={0x0, 0x0}) clock_gettime(0x0, &(0x7f0000000980)={0x0, 0x0}) timerfd_settime(r2, 0x1, &(0x7f00000009c0)={{r3, r4+10000000}, {r5, r6+30000000}}, &(0x7f0000000a00)) r7 = fcntl$dupfd(r0, 0x0, r0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000500)={{{@in6=@mcast2, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f0000000600)=0xe8) clock_gettime(0x0, &(0x7f0000000880)={0x0, 0x0}) mq_timedreceive(r7, &(0x7f00000007c0)=""/133, 0x85, 0x3ddf, &(0x7f00000008c0)={r9, r10+30000000}) syz_open_dev$audion(&(0x7f0000000a40)='/dev/audio#\x00', 0x5960, 0x200001) clock_gettime(0x3, &(0x7f0000000680)={0x0, 0x0}) sendmsg$can_bcm(r7, &(0x7f0000000780)={&(0x7f0000000640)={0x1d, r8}, 0x10, &(0x7f0000000740)={&(0x7f00000006c0)=ANY=[@ANYBLOB="07000000240100000800000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=r11, @ANYRES64=r12/1000+30000, @ANYBLOB="044e00c001000000040000e001010000824d5647df013448"], 0x48}, 0x1, 0x0, 0x0, 0x80}, 0x4080) r13 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0xfd9, 0x40001) ioctl$KVM_GET_XSAVE(r13, 0x9000aea4, &(0x7f0000000100)) [ 170.695304] ? kasan_check_write+0x14/0x20 [ 170.699534] ? online_css+0x241/0x300 [ 170.703340] css_populate_dir+0x198/0x420 [ 170.707489] cgroup_apply_control_enable+0x390/0xbc0 [ 170.712597] ? cgroup_propagate_control+0x570/0x570 [ 170.717620] ? css_populate_dir+0x289/0x420 [ 170.721938] cgroup_mkdir+0x56f/0xfd0 [ 170.725730] ? __lock_is_held+0xb6/0x140 [ 170.729790] ? cgroup_destroy_locked+0x750/0x750 [ 170.734548] ? rcu_read_lock_sched_held+0x108/0x120 [ 170.739564] ? kmem_cache_free+0x258/0x2a0 [ 170.743788] ? set_nlink+0x95/0x120 2018/04/03 20:42:54 executing program 6: r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) [ 170.747414] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 170.752342] ? kasan_check_write+0x14/0x20 [ 170.756567] ? kernfs_get_active+0xb7/0xf0 [ 170.760795] ? cgroup_destroy_locked+0x750/0x750 [ 170.765545] kernfs_iop_mkdir+0x153/0x1e0 [ 170.769692] vfs_mkdir+0x390/0x600 [ 170.773225] do_mkdirat+0x224/0x2b0 [ 170.776848] ? SyS_mknod+0x40/0x40 [ 170.780386] ? ksys_mount+0xd4/0x120 [ 170.784100] ? do_syscall_64+0xb7/0x940 [ 170.788071] SyS_mkdir+0x22/0x30 [ 170.791430] ? SyS_mkdirat+0x30/0x30 [ 170.795142] do_syscall_64+0x281/0x940 [ 170.799025] ? vmalloc_sync_all+0x30/0x30 [ 170.803166] ? finish_task_switch+0x1b9/0x970 [ 170.807652] ? finish_task_switch+0x17a/0x970 [ 170.812148] ? syscall_return_slowpath+0x550/0x550 [ 170.817074] ? syscall_return_slowpath+0x2ac/0x550 [ 170.821997] ? prepare_exit_to_usermode+0x350/0x350 [ 170.827008] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 170.832367] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 170.837211] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 170.842392] RIP: 0033:0x4552d9 2018/04/03 20:42:54 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0), 0x0) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:54 executing program 1: r0 = syz_open_dev$vcsa(&(0x7f00000000c0)='/dev/vcsa#\x00', 0x7ff, 0x41) bind(r0, &(0x7f0000000580)=@nl=@proc={0x10, 0x0, 0x25dfdbfc, 0x10000000}, 0xfffffffffffffd7b) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0xd689, 0x300) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r1, 0xc0045540, &(0x7f0000000080)=0x10000) ioctl$KVM_GET_LAPIC(r1, 0x8400ae8e, &(0x7f0000000180)={"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"}) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000001000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x1000)=nil, 0x1000}, 0x21}) perf_event_open(&(0x7f0000220000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = creat(&(0x7f0000000000)='./file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000001ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/04/03 20:42:54 executing program 6: r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:54 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x9, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x40000, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:54 executing program 5: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/cuse\x00', 0x82, 0x0) io_setup(0x1, &(0x7f00000000c0)=0x0) io_submit(r1, 0x1, &(0x7f0000000440)=[&(0x7f0000000200)={0x0, 0x2, 0x0, 0x1, 0x0, r0, &(0x7f0000000040)="10000000f0ffffffff00000000855da000", 0x11}]) socket$inet6(0xa, 0xf, 0x100) socketpair$inet6(0xa, 0x80805, 0x7fffffff, &(0x7f0000000080)) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x181000, 0x0) ioctl$KDENABIO(r2, 0x4b36) 2018/04/03 20:42:54 executing program 4: syz_emit_ethernet(0xf8, &(0x7f0000000040)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], {@ipx={0x8137, {0xffff, 0xea, 0x2, 0x0, {@broadcast=0xffffffff, @random="09d2b5a90a59", 0x8}, {@broadcast=0xffffffff, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 0x5}, "45adef0bc53e43cabb331904032bef012c1329211e5218ea3b7b929163455ffa772ed34eb6b75bf3b21d8fb9024151434a759c17d0abd4b0e9a83d17fff82aa2b0bf2ada7be1bc8c83756782b75613a72447606679d2ac44a6058a8d4674b5738b71537184e1ab9fb96870e0523e0eac010bbbccb20d33d4d394076c52d2c768b5edf558157d717e0400ab017b6c31ab8de2904d2ed07077be2575dc392c4ea79eb7f4973bf9b7318dfe0955ce16c5cf5cbd33569d8a59bc5db548c039af33e50d0abf081ee55279e33453c8"}}}}, &(0x7f0000000000)={0x3, 0x0, [0xe6f, 0x0, 0x0, 0xc3c]}) 2018/04/03 20:42:54 executing program 2 (fault-call:4 fault-nth:36): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:54 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) sendmsg$rds(r0, &(0x7f0000002700)={&(0x7f0000000040)={0x2, 0x4e22}, 0x10, &(0x7f0000002540)=[{&(0x7f0000000080)=""/229, 0xe5}, {&(0x7f0000000180)=""/35, 0x23}, {&(0x7f00000001c0)=""/69, 0x45}, {&(0x7f0000000240)=""/4096, 0x1000}, {&(0x7f0000001240)=""/16, 0x10}, {&(0x7f0000001280)=""/3, 0x3}, {&(0x7f00000012c0)=""/202, 0xca}, {&(0x7f00000013c0)=""/82, 0x52}, {&(0x7f0000001440)=""/4096, 0x1000}, {&(0x7f0000002440)=""/240, 0xf0}], 0xa, &(0x7f0000002680)=[@cswp={0x58, 0x114, 0x7, {{0x8, 0x4}, &(0x7f0000002600), &(0x7f0000002640)=0x1, 0x0, 0xc21, 0xfffffffffffffff7, 0x3da, 0x0, 0x9}}], 0x58, 0x40000}, 0x4000) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f000015b000)=@sack_info={0x6, 0x0, 0x1}, 0xc) [ 170.845570] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 170.853275] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 170.860532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 170.867793] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 170.875054] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 170.882315] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000023 [ 170.889759] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/04/03 20:42:54 executing program 6: r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) [ 170.970371] FAULT_INJECTION: forcing a failure. [ 170.970371] name failslab, interval 1, probability 0, space 0, times 0 [ 170.981684] CPU: 1 PID: 12374 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 170.988605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.997950] Call Trace: [ 171.000534] dump_stack+0x1a7/0x27d [ 171.004157] ? arch_local_irq_restore+0x53/0x53 [ 171.008836] should_fail+0x914/0xae0 [ 171.012549] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 171.017643] ? __might_sleep+0x95/0x190 [ 171.021617] ? rb_first_postorder+0xa0/0xa0 [ 171.025942] ? trace_hardirqs_off+0x10/0x10 [ 171.030263] ? find_held_lock+0x35/0x1d0 [ 171.034324] ? __lock_is_held+0xb6/0x140 [ 171.038392] ? check_same_owner+0x320/0x320 [ 171.042710] ? rcu_note_context_switch+0x710/0x710 [ 171.047641] should_failslab+0xec/0x120 [ 171.051616] __kmalloc_track_caller+0x5f/0x760 [ 171.056197] ? kstrdup_const+0x39/0x50 [ 171.060080] kstrdup+0x39/0x70 [ 171.063262] kstrdup_const+0x39/0x50 2018/04/03 20:42:55 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f00000001c0), &(0x7f0000000040)=0x4) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000340), 0x1) r1 = syz_open_dev$amidi(&(0x7f0000000080)='/dev/amidi#\x00', 0x7f, 0x4000) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x4e21, @multicast1=0xe0000001}}, 0xfffffffffffffff8, 0x9, 0x0, "5a3a8f1a3e847e59f0cfcda615e02880a6d2203fb7358975f398ea53686e0c359d412c3e13f2cf853d49c781569f470ab68400e093c9ef72aab34955ac96958dc7a66c9e32398b9d1828e6bd2e585203"}, 0xd8) 2018/04/03 20:42:55 executing program 6: perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:55 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0), 0x0) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:55 executing program 5: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000080)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f00000000c0)=0x6, 0x4) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@sco, 0x80, &(0x7f0000000880), 0x0, &(0x7f0000000940)=""/65, 0xa}, 0x0) sendmmsg(r0, &(0x7f0000000140)=[{{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000400)="06", 0x1}], 0x1, &(0x7f00000009c0)}}], 0x1, 0x0) 2018/04/03 20:42:55 executing program 7: mkdir(&(0x7f0000029ff6)='./control\x00', 0x0) capset(&(0x7f0000000080)={0x20071026}, &(0x7f00000000c0)) r0 = inotify_init1(0x800) inotify_add_watch(r0, &(0x7f00007a7000)='./control\x00', 0xa4000960) 2018/04/03 20:42:55 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0xffffffb6, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, @perf_bp, 0x0, 0x2, 0x0, 0x0, 0x0, 0x800000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) r1 = add_key(&(0x7f00000000c0)='cifs.spnego\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000140)="f9110a03b3c477a456b77a16d881b928d5d815cbe18ff7b8ab6aba292e1f5b3f5923500a83d033a9ec0c1949eaf4c8c0cc25ee6c467e9569827ac420750ac347d68c9a6c43838524b84f1b678891fd0ad5e67aa3e7c294dee041abf52991e78de978b33d9d97c5817e38f141a8df906d81a165620dc4bea44e026e603d8e4fc56ad0631213b90c339004ba8df51ad4ee8df94d8f585c856b1d4fa294b9c799447663fb3f518d20e333c77c5ec2ba75a8f2658390038378331dc98354fecdced25d2611ac6196f2bcf9659666938f9e819f9e09d2e24f3f1ec18f9da3", 0xdc, 0xfffffffffffffffa) accept4$ipx(r0, &(0x7f0000000240), &(0x7f0000000280)=0x10, 0x800) keyctl$revoke(0x3, r1) 2018/04/03 20:42:55 executing program 4: syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0xe000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200022300f8", 0x16}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="6769643d59b670"]) socketpair(0x5, 0x8000b, 0x5, &(0x7f00000000c0)={0xffffffffffffffff}) sendmmsg$nfc_llcp(r0, &(0x7f0000004b40)=[{&(0x7f0000000140)={0x27, 0x0, 0x1, 0x7, 0x7ff, 0x2, "b5fd2774ce702398cccd9f8714908409f0b7536b3a220d3d74cc81bd7674ee79a19773dbf790920209486af2a5ea5dc96e324bcc3de73917aa479f834c42e6", 0x2b}, 0x60, &(0x7f00000013c0)=[{&(0x7f00000001c0)="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", 0xfa}, {&(0x7f00000002c0)="5ea02c9812217572d103fa41b8173eaf5c813b893ecbc43156958c039335b439b7b3461742e08baadbe5bf3aa3d1d5c861731ba9cdfc1aff17c5a435f60cd2ba55e3e0df639ef896886a6819a381a2e524902dc1140d24e8928d4754715bb853330ba6321b3bac59b606f2091ebe04f880c8657307bd9d2178e61180e5a0fe6be0feace4f87806cba983afab87ae69ac5480f55cd3dbe88c28614096e269b82e7c1efaa1ee4ec2063f2ed99bba365b704acc0ea14ac23c938a617642af740b319308679e18c2b22ac436b7c89cf3118d84355d5065c11de098b12e465f30", 0xde}, {&(0x7f00000003c0)="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0x200, "f095ee6e134658b433487d8c54af9547c5e8a38b9710be0d70e510bb0b3bc5189f3e074bad295d421b5aff0384b9fed466ef2811c9e97c0cd48100909e367a", 0xc}, 0x60, &(0x7f0000004800)=[{&(0x7f0000004400)="99fc600fa0552cf3fc6522fe0314046cd483629963cc307ff93b41b32178ded63d490e87a9d0d78464bd805d86118029b1e189f09e001ecbd203295ca1cce2c071865bc8d8e0ae1700a5ef507db14457b1097bb49cc7039fc1e939cb39dca3dae3ef8c1a2783b586164d7c503c37e03ca890ccba41cb1efd50629087ee02d990b2a28fda53627c7efac52f08b87b58a8a9c4085d9a1c385b84ab38323fa266314094681b894fdea189dea1ae392f6e83221c1ef5e90263b69d2dcdd2f2fb7188dd1e2c18043418b0d90fd344ce73ba4a0c1c6250c93b10aaeeb1d0e02a7ae76de88fc976ec18ddc874cebf6ee9cc4a8867", 0xf1}, {&(0x7f0000004500)="76e13e99c532b11cd45696c1bcbb5a8a8e1ea3a47cff0e750bb86533437389506518bd0e3d0372dcc85d17e1a197b67c7d474f989d33e6c9b2010d7db470d663c31f5cf1ef7497be35f1820eca8eb896d1f3f085e735ac01d005da2f7f6356df5c68c05561daad29792f5e1b1a661f6e1e11cfaef0492a755426afcf8bb9df01e6efd58a4b16bd4cf7bec51c6937c725c2d975a6a60a24926b80ecf764e71600c25295", 0xa3}, {&(0x7f00000045c0)="2b192408700fa1447c5f72c5bc555a46dd2961cbb23e8397edae6c9045c017038527db4383b95cdf79e8837f779c5dd423167dc91b5e3067ce61722db54e38849a7c2393", 0x44}, {&(0x7f0000004640)="db9a94432f1af971044dd7d20ed218af5ccdc3a78fc7751f22", 0x19}, {&(0x7f0000004680)="7daebd295e7d62fd0f1933cffdc5c9e448ff59cfdd842586ce6f54fa7b409511ed7d8951111a668bf016a515ae05d426a6fe73d81b255186a77188b80c6837db3a3277dc5f50980f70d9e77c1d3158de9ca9881f6d8fe24b8e4935076e6da11871078683caccc87cc3657fb194b451c6fdab2c8e33caef9dc8", 0x79}, {&(0x7f0000004700)="ea414fa72b8ade97cc04860dd4c767aab6c759ee08961ad3093eeece4ac0b8c4c3f84178aa3380343863ad68eb42dfd8a300ad88e91b6aa1b9b466524ef8130f8cc0f51b3016f59aa75619668679c99414fa462e510278177a64f5056f46a2c44b959aae36b39e6bccf4efe2095e3bc68f31cc3349ca84db0f63c1845f9da0ca3731cc88f80f054d747ee09d612bc2181754c1ab991b2be7ed97e29f7f1b04033633b463f6b11af25441666243b2e77489132b19a5e5324bfd0c5b2683ee41dfe02559f385f68628edc0880de0501d5ea1", 0xd1}], 0x6, &(0x7f0000004880)={0x20, 0x11f, 0x7fffffff, "fb70ff1ee0294b3cd6"}, 0x20, 0x800}, {&(0x7f00000048c0)={0x27, 0x0, 0x1, 0x5, 0xfffffffffffffff7, 0xf5ae, "2082de828df43ddfa54ab9f7e4388a8707a8b6ce86c7cc0b5517087c86e192acb449e07625ab03860e67e310bfca9e4799f861873513959900d4cfcc72bc16", 0x3d}, 0x60, &(0x7f0000004a80)=[{&(0x7f0000004940)="4a77e1d2468760b8699e455deb9dfa36dc96cd2dcd95097c39f13c", 0x1b}, {&(0x7f0000004980)="c91f1f57c359d6f909218d5c1775f84d6ed2f5eab0a83ee3d2625d1f9178aab259dbb88cf715ce4bcebc08d92e5846d3745fafa04a775c88029b7ca09407d779737b365184a835c3b6df9cc2c297c696c8783e65d8a6ef69b3083a51e57330c593c89fd7498e4cb57018937ec3504e59b459d279c189e4c790e7b6b8ecdec7ac085440dca205af19ac2b17e21941fc5a2c17cfd0061d993068723e2c4293f75ec3169e2469c15b0817a2fe0e88bababcc06b193ef6e2c967bd2007a53800946a2f4feb78e5f9540acf16991a21eaf8e82c3187", 0xd3}], 0x2, &(0x7f0000004ac0)=ANY=[@ANYBLOB="60000000f61167c562baac15080000004a2885e13f24cccac46c952c8e01672ee2dbc9233d3720d085b69aae32177fc38d4ef306710375cb6418ed8559cc757b6ae6d854fd5782052c4419d8e2c48d099f5f14b70f8caa5103f636f7e2000000"], 0x60, 0x8800}], 0x6, 0x80) [ 171.066965] __kernfs_new_node+0xa9/0x580 [ 171.071116] ? kernfs_dop_revalidate+0x380/0x380 [ 171.075878] ? snprintf+0xc0/0xf0 [ 171.079332] ? vsprintf+0x40/0x40 [ 171.082785] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 171.087718] ? cgroup_file_name+0x1d0/0x1d0 [ 171.092041] kernfs_new_node+0x80/0xf0 [ 171.095927] __kernfs_create_file+0x4b/0x320 [ 171.100339] cgroup_addrm_files+0x3c5/0xa70 [ 171.104673] ? cgroup_file_write+0x710/0x710 [ 171.109082] ? cpu_cgroup_css_alloc+0x30/0x30 [ 171.113594] ? __lock_is_held+0xb6/0x140 [ 171.117666] ? kasan_check_write+0x14/0x20 [ 171.121900] ? online_css+0x241/0x300 [ 171.125702] css_populate_dir+0x198/0x420 [ 171.129853] cgroup_apply_control_enable+0x390/0xbc0 [ 171.134961] ? cgroup_propagate_control+0x570/0x570 [ 171.139979] ? css_populate_dir+0x289/0x420 [ 171.144299] cgroup_mkdir+0x56f/0xfd0 [ 171.148090] ? __lock_is_held+0xb6/0x140 [ 171.152154] ? cgroup_destroy_locked+0x750/0x750 [ 171.156905] ? rcu_read_lock_sched_held+0x108/0x120 [ 171.161917] ? kmem_cache_free+0x258/0x2a0 [ 171.166157] ? set_nlink+0x95/0x120 2018/04/03 20:42:55 executing program 7: ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000100)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000000140)='/exe\x00\x00\x00\x00\x00\x00') perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) recvmmsg(r1, &(0x7f0000006e00)=[{{&(0x7f00000010c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, 0x80, &(0x7f0000003440)=[{&(0x7f0000001140)=""/31, 0x1f}, {&(0x7f0000002200)=""/179, 0xb3}, {&(0x7f00000022c0)=""/4096, 0x1000}, {&(0x7f00000032c0)=""/133, 0x85}, {&(0x7f0000001180)=""/33, 0x21}, {&(0x7f0000003380)=""/34, 0x22}, {&(0x7f00000033c0)=""/125, 0x7d}], 0x7}, 0x400}, {{0x0, 0x0, &(0x7f00000036c0)=[{&(0x7f00000034c0)=""/105, 0x69}, {&(0x7f0000003540)=""/10, 0xa}, {&(0x7f0000003580)=""/49, 0x31}, {&(0x7f00000035c0)=""/116, 0x74}, {&(0x7f0000003640)=""/94, 0x5e}], 0x5, &(0x7f0000003740)=""/87, 0x57, 0x7}, 0x2}, {{&(0x7f00000037c0)=@generic, 0x80, &(0x7f0000004900)=[{&(0x7f0000003840)=""/44, 0x2c}, {&(0x7f0000003880)=""/100, 0x64}, {&(0x7f0000003900)=""/4096, 0x1000}], 0x3, &(0x7f0000004940)=""/62, 0x3e, 0x400}, 0x3}, {{0x0, 0x0, &(0x7f0000004c40)=[{&(0x7f0000004980)=""/14, 0xe}, {&(0x7f00000049c0)=""/182, 0xb6}, {&(0x7f0000004a80)=""/166, 0xa6}, {&(0x7f0000004b40)=""/181, 0xb5}, {&(0x7f0000004c00)=""/30, 0x1e}], 0x5, &(0x7f0000004cc0)=""/4096, 0x1000, 0x6}, 0x8}, {{&(0x7f0000005cc0)=@in6={0x0, 0x0, 0x0, @local}, 0x80, &(0x7f0000005e00)=[{&(0x7f0000005d40)=""/155, 0x9b}], 0x1, 0x0, 0x0, 0x400}, 0x4b7f3a9f}, {{&(0x7f0000005e40)=@ll={0x0, 0x0, 0x0}, 0x80, &(0x7f0000006280)=[{&(0x7f0000005ec0)=""/237, 0xed}, {&(0x7f0000005fc0)=""/115, 0x73}, {&(0x7f0000006040)=""/173, 0xad}, {&(0x7f0000006100)=""/117, 0x75}, {&(0x7f0000006180)=""/221, 0xdd}], 0x5, &(0x7f0000006300)=""/188, 0xbc, 0x1}, 0x1}, {{&(0x7f00000063c0)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, 0x80, &(0x7f0000006500)=[{&(0x7f0000006440)=""/190, 0xbe}], 0x1}, 0x8}, {{&(0x7f0000006540)=@ethernet={0x0, @dev}, 0x80, &(0x7f0000006680)=[{&(0x7f00000065c0)=""/64, 0x40}, {&(0x7f0000006600)=""/48, 0x30}, {&(0x7f0000006640)=""/9, 0x9}], 0x3, &(0x7f00000066c0)=""/145, 0x91, 0x7d}, 0x6}, {{&(0x7f0000006780)=@in={0x0, 0x0, @multicast1}, 0x80, &(0x7f0000006c80)=[{&(0x7f0000006800)=""/171, 0xab}, {&(0x7f00000068c0)=""/24, 0x18}, {&(0x7f0000006900)=""/226, 0xe2}, {&(0x7f0000006a00)=""/17, 0x11}, {&(0x7f0000006a40)=""/108, 0x6c}, {&(0x7f0000006ac0)=""/196, 0xc4}, {&(0x7f0000006bc0)=""/156, 0x9c}], 0x7, &(0x7f0000006d00)=""/198, 0xc6, 0x77}, 0x4ef3c583}], 0x9, 0x2, &(0x7f0000007040)={0x0, 0x989680}) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000007080)=r2) ioctl$fiemap(r1, 0x6609, &(0x7f00000011c0)) 2018/04/03 20:42:55 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 171.169777] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 171.174701] ? kasan_check_write+0x14/0x20 [ 171.178930] ? kernfs_get_active+0xb7/0xf0 [ 171.183160] ? cgroup_destroy_locked+0x750/0x750 [ 171.187911] kernfs_iop_mkdir+0x153/0x1e0 [ 171.192059] vfs_mkdir+0x390/0x600 [ 171.195596] do_mkdirat+0x224/0x2b0 [ 171.199219] ? SyS_mknod+0x40/0x40 [ 171.202752] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 171.208285] ? do_syscall_64+0xb7/0x940 [ 171.212256] SyS_mkdir+0x22/0x30 [ 171.215615] ? SyS_mkdirat+0x30/0x30 [ 171.219323] do_syscall_64+0x281/0x940 [ 171.223207] ? vmalloc_sync_all+0x30/0x30 [ 171.227347] ? finish_task_switch+0x1b9/0x970 [ 171.231832] ? finish_task_switch+0x17a/0x970 [ 171.236321] ? syscall_return_slowpath+0x550/0x550 [ 171.241243] ? syscall_return_slowpath+0x2ac/0x550 [ 171.246169] ? prepare_exit_to_usermode+0x350/0x350 [ 171.251181] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 171.256545] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 171.261386] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 171.266563] RIP: 0033:0x4552d9 [ 171.269738] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 171.277439] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 171.284701] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 171.291970] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 171.299229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 171.306490] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000024 [ 171.314039] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/04/03 20:42:55 executing program 6: perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:55 executing program 4: r0 = perf_event_open(&(0x7f0000001f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000f23fff)}}, 0x0, 0xfffeffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f1f000/0x2000)=nil, 0x2000, 0x0, 0x11, r0, 0x0) 2018/04/03 20:42:55 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = dup2(r0, r0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f0000000180)={{0x0, 0x0, 0x62, 0x3, 0xffffffff}}) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) getsockopt$inet_mreqn(r1, 0x0, 0x20, &(0x7f0000000100)={@multicast2, @local}, &(0x7f0000000140)=0xc) 2018/04/03 20:42:55 executing program 1: r0 = syz_open_dev$sndctrl(&(0x7f0000001000)='/dev/snd/controlC#\x00', 0x0, 0x0) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) connect$unix(r1, &(0x7f0000000400)=@file={0x0, './file0\x00'}, 0x6e) fcntl$getownex(r0, 0x10, &(0x7f00000001c0)={0x0, 0x0}) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r0, 0xc1105517, &(0x7f0000000000)={{0x0, 0x0, 0xffffffffffffffff, 0x8000000, "a399e9c558720d8d1f6728f1c5f07531dcffb1defaca6ebcaf1b8b8c36184c8f147be96ea31efbf49ca9b9f7"}, 0x0, 0x0, 0x0, r2, 0x0, 0x0, "655397eb4a90dc0d4bbdd330f3aa50c6a1724cbe46f9a27f671d171c4a2c50f28849f3be0080dc2581deeb556554a2803b25502ef5bc450d5f58f28b16e1198d", &(0x7f0000000200)="446465762f736e642f636f6e74726f6c4323009cb55a60fb8d54423e20546bd33125000000000000fd03e22965bb699aabcb8311b779fbf5497252581e19688541001a6b98bd7751951d53b93ab1a3d38e3a5821518496e2a98e7713faadd370321ab23faff8c064181671852c1ee93dae4e5f0f7171dd092ad1c7005d106957412b00c169cff8111a3916645e2626c06c3fbed47e80af33d085f046", 0x9c, [], [0x2, 0xfffffffffffffffd, 0xdc44]}) ioctl$DRM_IOCTL_MODE_SETCRTC(0xffffffffffffffff, 0xc06864a2, &(0x7f0000001000)={&(0x7f0000000000), 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffff000, 0x0, 0x0, 0x0, 0x0, 0x6, "b1abe2da03000000e1000000fc00000000000000dc98784b49e00076000020db"}}) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0xc1105517, &(0x7f0000001000)=""/250) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r0, 0xc1105517, &(0x7f00000002c0)={{0x7, 0x5, 0x40, 0x1, "d8007b205a9294bf031d88976a390b981085a40c36c1563fcf5fb494fba753bb6cfe3c4269036534ce30a5bd", 0xf1a}, 0x0, 0x0, 0x40, r2, 0x7, 0x9, "bec6ef6e122f7dfea53b09e9aca2f81e057e561ce2e1ec5e0e75263b270f151d79c3847ecf06ffafddcd5554d05d7e47e41f5077bf14dd48942f2842ba622fdf", &(0x7f0000000140)='/dev/snd/controlC#\x00', 0x13, [], [0xffffffffffffffb7, 0x4, 0x3, 0x8]}) 2018/04/03 20:42:55 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:55 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000276000)={0x26, 'hash\x00', 0x0, 0x0, 'sha256\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) fallocate(r2, 0x0, 0x0, 0x73e0) sendfile(r1, r2, &(0x7f00007ed000), 0x2b) ioctl$SNDRV_TIMER_IOCTL_STOP(r2, 0x54a1) 2018/04/03 20:42:55 executing program 7: r0 = syz_init_net_socket$nfc_llcp(0x27, 0x2, 0x1) io_setup(0xff, &(0x7f00000001c0)=0x0) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000380)='/dev/cuse\x00', 0x800, 0x0) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r2, 0x800443d2, &(0x7f0000000080)={0x5, &(0x7f0000000000)=[{}, {}, {}, {}, {}]}) socketpair(0x13, 0x3, 0x100000000, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_open_dev$admmidi(&(0x7f0000000600)='/dev/admmidi#\x00', 0x5, 0x20000) pipe(&(0x7f00000006c0)={0xffffffffffffffff}) io_submit(r1, 0x4, &(0x7f0000000740)=[&(0x7f00000003c0)={0x0, 0x0, 0x0, 0xf, 0x401, r0, &(0x7f00000002c0)="4afdb4fa46b948ff213bb26b2677dcaaf2dae942d4bee01648ed72bfdc93512276c3256f62ad90880079d5f76945551d5761ae202a10e8dfba987d9a514c784e1dc4b3f2673c66d3997a8360fef4cf9b0de9a5b330cab5d54a129c2bcba36fdb1c9f37c6125f102fa7b4743e590be6bd9b711a63fac59656c5899e94c110d967016b2d94da854119af51f7b0b0db2c86adf6be0c89b64a061181240c91057adf6fd9e379308810df92dd5463305fb062e9f949b4", 0xb4, 0x1, 0x0, 0x0, r2}, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x3ff, r0, &(0x7f0000000400)="e0fbab09364849b3389c37d8a761bdc56022e60d22b28984df21f27717f1c6ffd7c36f1bf531195b70c49ff425259822529bdc82a93890fe6a6515cd7a78c1680fd59235e1ab5dfd4c1589670c6eafb104ff503ea0682f89e1b02df47a9ddeeafc04d8dde5c19bd97f3dd72dda8516c18bc1f0f7ca7d9bdca8083ac230f7c862b31fd1d7c3624fbab03ff8606a7c704f8b4d303f2fc57766efd515d5b93f9dfe6102cc35d92f29e2851cb359ecad09cc51d564", 0xb3, 0x80, 0x0, 0x1, r3}, &(0x7f0000000640)={0x0, 0x0, 0x0, 0xb, 0x4, r0, &(0x7f0000000540)="52275e568a27ac2e941a6558892c2cd872b03cdb9cac7a15f7d42039fed00e57e7e3f7bb36b555dd4e06d42a45e2865d670536d6a7016337f0afa19808be2ad1b24e9527997f2bd3620adeeb90efaaea0df4bfa132bffe8c32b04f859b5da542c809fd27ecccaa6540befa03b433a275c17a7be1ecc2a483e9feab44f618b084e5dc1d2f24a69b6d0f4929494a8a05dd7bab2384cc55c265323cb232e5d95c03817b79f6ea9e65", 0xa7, 0x2, 0x0, 0x0, r4}, &(0x7f0000000700)={0x0, 0x0, 0x0, 0x8, 0x100000000, r0, &(0x7f0000000680)="4d8043333ddd69d58cc364cf6fb602699b680bc1a1d756f8214169368615c9b774a52e468c2c7ee85c6d3a9b03cdf1", 0x2f, 0x9, 0x0, 0x1, r5}]) getpeername(r0, &(0x7f0000000240)=@pppoe, &(0x7f0000000200)=0x5) r6 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x210040, 0x0) ioctl$KDGKBDIACR(r6, 0x4b4a, &(0x7f0000000140)=""/59) socket$nl_netfilter(0x10, 0x3, 0xc) setsockopt$inet6_udp_encap(r6, 0x11, 0x64, &(0x7f0000000180)=0x1, 0x4) read(r4, &(0x7f0000000780)=""/242, 0xf2) 2018/04/03 20:42:55 executing program 2 (fault-call:4 fault-nth:37): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 171.967796] FAULT_INJECTION: forcing a failure. [ 171.967796] name failslab, interval 1, probability 0, space 0, times 0 [ 171.979127] CPU: 0 PID: 12410 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 171.986056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.995416] Call Trace: [ 171.998014] dump_stack+0x1a7/0x27d [ 172.001710] ? arch_local_irq_restore+0x53/0x53 [ 172.006407] should_fail+0x914/0xae0 [ 172.010139] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 172.015245] ? __might_sleep+0x95/0x190 [ 172.019228] ? rb_first_postorder+0xa0/0xa0 [ 172.023566] ? trace_hardirqs_off+0x10/0x10 [ 172.027904] ? find_held_lock+0x35/0x1d0 [ 172.031981] ? __lock_is_held+0xb6/0x140 [ 172.036067] ? check_same_owner+0x320/0x320 [ 172.040403] ? rcu_note_context_switch+0x710/0x710 [ 172.045350] should_failslab+0xec/0x120 [ 172.049334] __kmalloc_track_caller+0x5f/0x760 [ 172.053927] ? kstrdup_const+0x39/0x50 [ 172.057827] kstrdup+0x39/0x70 [ 172.061024] kstrdup_const+0x39/0x50 2018/04/03 20:42:55 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:55 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000040)={r0}) accept4$packet(0xffffffffffffff9c, &(0x7f0000001f00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000001f40)=0x14, 0x80800) setsockopt$inet6_IPV6_PKTINFO(r1, 0x29, 0x32, &(0x7f0000001f80)={@dev={0xfe, 0x80, [], 0xd}, r2}, 0x14) sendmsg$nl_route(r0, &(0x7f00003e4000)={&(0x7f0000e87000)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000400)=@getlink={0x24, 0x12, 0x209, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x4, 0x12}]}, 0x24}, 0x1}, 0x0) 2018/04/03 20:42:55 executing program 6: perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) [ 172.064748] __kernfs_new_node+0xa9/0x580 [ 172.068907] ? kernfs_dop_revalidate+0x380/0x380 [ 172.073680] ? snprintf+0xc0/0xf0 [ 172.077135] ? vsprintf+0x40/0x40 [ 172.080591] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 172.085530] ? cgroup_file_name+0x1d0/0x1d0 [ 172.089862] kernfs_new_node+0x80/0xf0 [ 172.093759] __kernfs_create_file+0x4b/0x320 [ 172.098178] cgroup_addrm_files+0x3c5/0xa70 [ 172.102519] ? cgroup_file_write+0x710/0x710 [ 172.106936] ? cpu_cgroup_css_alloc+0x30/0x30 [ 172.111460] ? __lock_is_held+0xb6/0x140 [ 172.115542] ? kasan_check_write+0x14/0x20 [ 172.119783] ? online_css+0x241/0x300 [ 172.123596] css_populate_dir+0x198/0x420 [ 172.127755] cgroup_apply_control_enable+0x390/0xbc0 [ 172.132872] ? cgroup_propagate_control+0x570/0x570 [ 172.137906] ? css_populate_dir+0x289/0x420 [ 172.142233] cgroup_mkdir+0x56f/0xfd0 [ 172.146035] ? __lock_is_held+0xb6/0x140 [ 172.150124] ? cgroup_destroy_locked+0x750/0x750 [ 172.154880] ? rcu_read_lock_sched_held+0x108/0x120 [ 172.159892] ? kmem_cache_free+0x258/0x2a0 [ 172.164126] ? set_nlink+0x95/0x120 [ 172.167742] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 172.172650] ? kasan_check_write+0x14/0x20 [ 172.176863] ? kernfs_get_active+0xb7/0xf0 [ 172.181079] ? cgroup_destroy_locked+0x750/0x750 [ 172.185813] kernfs_iop_mkdir+0x153/0x1e0 [ 172.189943] vfs_mkdir+0x390/0x600 [ 172.193462] do_mkdirat+0x224/0x2b0 [ 172.197071] ? SyS_mknod+0x40/0x40 [ 172.200592] ? ksys_mount+0xd4/0x120 [ 172.204285] ? do_syscall_64+0xb7/0x940 [ 172.208238] SyS_mkdir+0x22/0x30 [ 172.211579] ? SyS_mkdirat+0x30/0x30 [ 172.215278] do_syscall_64+0x281/0x940 [ 172.219150] ? vmalloc_sync_all+0x30/0x30 [ 172.223273] ? finish_task_switch+0x1b9/0x970 [ 172.227742] ? finish_task_switch+0x17a/0x970 [ 172.232215] ? syscall_return_slowpath+0x550/0x550 [ 172.237124] ? syscall_return_slowpath+0x2ac/0x550 [ 172.242035] ? prepare_exit_to_usermode+0x350/0x350 [ 172.247036] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 172.252382] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 172.257210] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 172.262375] RIP: 0033:0x4552d9 [ 172.265543] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 172.273231] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 172.280487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 172.287741] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 172.294989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 172.302234] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000025 [ 172.309733] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/04/03 20:42:56 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f000068d000)={0x26, 'skcipher\x00', 0x0, 0x0, 'xts-camellia-asm\x00'}, 0x32) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000c8afd0)="d3ab27191a01002356ba602dff05000bfef9b9d2a4b20079fffffffffffffe000225070097c11ed4c2c4dc42ffa86eb9", 0x30) sendmsg(r1, &(0x7f0000457000)={&(0x7f0000bb5000)=@pppoe={0x18, 0x0, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa]}}}, 0x80, &(0x7f0000892fe0)=[{&(0x7f00000dcf25)="8913cf5e026f17a4f53a3492b6e3e63e", 0x10}], 0x1, &(0x7f000009de38)}, 0x0) recvmsg(r1, &(0x7f0000d20000)={&(0x7f00002fffa0)=@nfc_llcp, 0x60, &(0x7f0000b9c000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) 2018/04/03 20:42:56 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000240)='/dev/rtc\x00', 0x20000, 0x0) getsockopt$inet_tcp_int(r1, 0x6, 0xa, &(0x7f0000000280), &(0x7f00000002c0)=0x4) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00000000c0)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e24, 0x9, @dev={0xfe, 0x80, [], 0xc}, 0x5}}}, &(0x7f00000001c0)=0x84) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000200)={r3, 0x9, 0xfffffffffffffff8, 0xfffffffffffffffe, 0x7fff, 0x81}, 0x14) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) write$vnet(r0, &(0x7f0000000500)={0x1, {&(0x7f0000000300)=""/231, 0xe7, &(0x7f0000000400)=""/244, 0x2}}, 0x68) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r1, 0x4010ae68, &(0x7f0000000580)={0xf000, 0x14000}) 2018/04/03 20:42:56 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(0xffffffffffffffff, &(0x7f00000014c0)="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", 0x63c, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:56 executing program 4: r0 = memfd_create(&(0x7f0000000200)="bcf6", 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x10, r0, 0x0) 2018/04/03 20:42:56 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:56 executing program 7: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000040)=@nat={'nat\x00', 0x19, 0x5, 0x348, [0x20000640, 0x0, 0x0, 0x20000868, 0x20000a78], 0xfffffffc, &(0x7f0000000000), &(0x7f00000000c0)=ANY=[@ANYBLOB="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"]}, 0x43e) 2018/04/03 20:42:56 executing program 2 (fault-call:4 fault-nth:38): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:56 executing program 1: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) openat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x10800, 0x0) pread64(r0, &(0x7f00000000c0)=""/149, 0x95, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_udp_int(r1, 0x11, 0x0, &(0x7f0000000000), &(0x7f0000012000)=0xf125c8470b668d4a) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_open_dev$dspn(&(0x7f0000000200)='/dev/dsp#\x00', 0x0, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000908ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 172.370269] kernel msg: ebtables bug: please report to author: Wrong len argument [ 172.405380] FAULT_INJECTION: forcing a failure. [ 172.405380] name failslab, interval 1, probability 0, space 0, times 0 2018/04/03 20:42:56 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:56 executing program 4: r0 = socket$inet(0x2, 0x80007, 0x7) getsockopt$inet_buf(r0, 0x0, 0x6, &(0x7f00000000c0)=""/114, &(0x7f0000000140)=0x72) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000000)={0x0, 0xa7}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000240)={r1, @in6={{0xa, 0x4e21, 0x80, @empty, 0x7}}}, &(0x7f0000000080)=0x84) [ 172.416675] CPU: 0 PID: 12460 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 172.423609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.432963] Call Trace: [ 172.435561] dump_stack+0x1a7/0x27d [ 172.439208] ? arch_local_irq_restore+0x53/0x53 [ 172.443910] should_fail+0x914/0xae0 [ 172.447639] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 172.452750] ? trace_event_raw_event_lock+0x340/0x340 [ 172.457959] ? rb_first_postorder+0xa0/0xa0 [ 172.462296] ? trace_event_raw_event_lock+0x340/0x340 2018/04/03 20:42:56 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x2, 0x202) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000100)={@in={{0x2, 0x4e24, @multicast1=0xe0000001}}, 0x2, 0x4bd, 0x10000, "1e9393c5e51d6d6a0c90081578f1b54764b14268fafbcd3048e0eff10dd0b2bb558345d20cc3c8bc7f2e5fb7c10c7e1ac3ecaa7b6aa0289946aba154a4586cab42a0c1e2172f437ae285a6e6654a2d0a"}, 0xd8) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:56 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) [ 172.467494] ? trace_hardirqs_off+0x10/0x10 [ 172.471829] ? find_held_lock+0x35/0x1d0 [ 172.475905] ? __lock_is_held+0xb6/0x140 [ 172.479995] ? check_same_owner+0x320/0x320 [ 172.484333] ? rcu_note_context_switch+0x710/0x710 [ 172.489282] should_failslab+0xec/0x120 [ 172.493267] __kmalloc_track_caller+0x5f/0x760 [ 172.497865] ? kstrdup_const+0x39/0x50 [ 172.501766] kstrdup+0x39/0x70 [ 172.504975] kstrdup_const+0x39/0x50 [ 172.508704] __kernfs_new_node+0xa9/0x580 [ 172.512870] ? kernfs_dop_revalidate+0x380/0x380 [ 172.517648] ? snprintf+0xc0/0xf0 2018/04/03 20:42:56 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:56 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) inotify_init1(0x80000) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) [ 172.521112] ? vsprintf+0x40/0x40 [ 172.524570] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 172.529512] ? cgroup_file_name+0x1d0/0x1d0 [ 172.533846] kernfs_new_node+0x80/0xf0 [ 172.537743] __kernfs_create_file+0x4b/0x320 [ 172.542170] cgroup_addrm_files+0x3c5/0xa70 [ 172.546517] ? cgroup_file_write+0x710/0x710 [ 172.550940] ? cpu_cgroup_css_alloc+0x30/0x30 [ 172.555463] ? __lock_is_held+0xb6/0x140 [ 172.559545] ? kasan_check_write+0x14/0x20 [ 172.563780] ? online_css+0x241/0x300 2018/04/03 20:42:56 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:56 executing program 4: r0 = syz_open_dev$sndtimer(&(0x7f0000014000)='/dev/snd/timer\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x8b000)=nil, 0x8b000, 0x1000004, 0x10000032, 0xffffffffffffffff, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r0, 0x40045402, &(0x7f0000000000)) [ 172.567589] css_populate_dir+0x198/0x420 [ 172.571751] cgroup_apply_control_enable+0x390/0xbc0 [ 172.576874] ? cgroup_propagate_control+0x570/0x570 [ 172.581906] ? css_populate_dir+0x289/0x420 [ 172.586239] cgroup_mkdir+0x56f/0xfd0 [ 172.590048] ? __lock_is_held+0xb6/0x140 [ 172.594124] ? cgroup_destroy_locked+0x750/0x750 [ 172.598886] ? rcu_read_lock_sched_held+0x108/0x120 [ 172.603909] ? kmem_cache_free+0x258/0x2a0 [ 172.608149] ? set_nlink+0x95/0x120 [ 172.611787] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 172.616730] ? kasan_check_write+0x14/0x20 [ 172.621094] ? kernfs_get_active+0xb7/0xf0 [ 172.625330] ? cgroup_destroy_locked+0x750/0x750 [ 172.630098] kernfs_iop_mkdir+0x153/0x1e0 [ 172.634259] vfs_mkdir+0x390/0x600 [ 172.637812] do_mkdirat+0x224/0x2b0 [ 172.641453] ? SyS_mknod+0x40/0x40 [ 172.644999] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 172.650541] ? do_syscall_64+0xb7/0x940 [ 172.654526] SyS_mkdir+0x22/0x30 [ 172.657892] ? SyS_mkdirat+0x30/0x30 [ 172.661608] do_syscall_64+0x281/0x940 [ 172.665495] ? vmalloc_sync_all+0x30/0x30 [ 172.669649] ? finish_task_switch+0x1b9/0x970 [ 172.674140] ? finish_task_switch+0x17a/0x970 [ 172.678642] ? syscall_return_slowpath+0x550/0x550 [ 172.683579] ? syscall_return_slowpath+0x2ac/0x550 [ 172.688514] ? prepare_exit_to_usermode+0x350/0x350 [ 172.693538] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 172.698915] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 172.703776] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 172.708967] RIP: 0033:0x4552d9 [ 172.712157] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 172.719870] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 172.727136] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 172.734398] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 172.741645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 172.748897] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000026 [ 172.756458] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/04/03 20:42:57 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='cpuset.effective_cpus\x00', 0x0, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DEST(r1, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x8c, r2, 0x200, 0x70bd26, 0x81, {0x7}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x8}, @IPVS_CMD_ATTR_DEST={0x40, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x80000001}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x3ff}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x1}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x401}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x7}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3f}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x401}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xff}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3800}]}, 0x8c}, 0x1, 0x0, 0x0, 0x80}, 0x1) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setlease(r0, 0x400, 0x3) open(&(0x7f00000002c0)='./bus\x00', 0x14103f, 0x0) 2018/04/03 20:42:57 executing program 4: r0 = syz_open_dev$vcsn(&(0x7f0000000140)='/dev/vcs#\x00', 0x8, 0x3) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000001c0)={0x6, 0x0, 0x10000, 0x80000000}) ioctl$DRM_IOCTL_SG_ALLOC(r0, 0xc0106438, &(0x7f0000000200)={0x7000000000000000, r1}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x42000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000580)=ANY=[@ANYBLOB="79251a6fe4bdd6e996398a907e832210ac31607f61757cc0f330d4e38e726dd3c8954511bf205221d7e7591b360a73fa15454b6f5234fdb2f4e9547c09520672dab38bf798828c39f37613ee74cb000430130f55132995ff4306bcd25caa4e0b3678195e45aca3f599c1535436adfbaff4cbf4e01ab66a8b6197086fa2", @ANYBLOB="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"], 0x2}, 0x1}, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000500)=@broute={'broute\x00', 0x20, 0x4, 0x5e0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000940], 0x0, &(0x7f0000000100), &(0x7f0000000940)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x3, 0x0, 0x0, 'tunl0\x00', 'erspan0\x00', 'ip_vti0\x00', 'bcsf0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], @random="4fdb7969a952", [], 0xf0, 0x128, 0x160, [@connbytes={'connbytes\x00', 0x18, {{0x0, 0x0, 0x0, 0x3}}}, @quota={'quota\x00', 0x18}]}, [@common=@dnat={'dnat\x00', 0x10, {{@random="c91c83af90c4"}}}]}, @common=@dnat={'dnat\x00', 0x10, {{@random="7524d15ad3e3"}}}}, {{{0x15, 0x0, 0x0, 'nr0\x00', 'bcsh0\x00', 'syzkaller0\x00', 'bcsh0\x00', @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], 0xd0, 0x148, 0x178, [@arp={'arp\x00', 0x38, {{0x0, 0x0, 0x0, @rand_addr, 0x0, @multicast2=0xe0000002, 0x0, @random="f4721b39f5d1", [], @link_local={0x1, 0x80, 0xc2}}}}]}, [@common=@RATEEST={'RATEEST\x00', 0x20, {{'syz1\x00'}}}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}]}, @common=@CLASSIFY={'CLASSIFY\x00', 0x8}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x2, [{{{0xb, 0x0, 0x0, 'vcan0\x00', 'ip6_vti0\x00', 'bond0\x00', 'vcan0\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], @random="cea746c5fd4f", [], 0xb0, 0xe0, 0x110, [@devgroup={'devgroup\x00', 0x18}]}, [@common=@AUDIT={'AUDIT\x00', 0x8}]}, @common=@redirect={'redirect\x00', 0x8}}, {{{0x9, 0x0, 0x0, 'ip6_vti0\x00', 'dummy0\x00', 'syzkaller0\x00', 'ip6_vti0\x00', @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], 0x108, 0x138, 0x168, [@helper={'helper\x00', 0x28, {{0x0, 'sip-20000\x00'}}}, @ip={'ip\x00', 0x20, {{@multicast1=0xe0000001, @remote={0xac, 0x14, 0x14, 0xbb}}}}]}, [@common=@NFQUEUE0={'NFQUEUE\x00', 0x8}]}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}}]}]}, 0x658) r3 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x80102, 0x0) ioctl$EVIOCGEFFECTS(r3, 0x80044584, &(0x7f0000000040)=""/153) 2018/04/03 20:42:57 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='net/ip6_tables_names\x00') ioctl$KVM_GET_CPUID2(r0, 0xc008ae91, &(0x7f0000000240)=ANY=[@ANYBLOB="040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a6479962f93491ed4deabc7630fddc0500000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f200000000000000000000"]) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000180)=[@in={0x2, 0x4e23, @multicast2=0xe0000002}, @in={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e23}, @in={0x2, 0x4e20, @broadcast=0xffffffff}, @in6={0xa, 0x4e20, 0x1, @loopback={0x0, 0x1}, 0x100000000}, @in6={0xa, 0x4e20, 0x8, @dev={0xfe, 0x80, [], 0xa}, 0x7}, @in6={0xa, 0x4e21, 0x3, @remote={0xfe, 0x80, [], 0xbb}, 0x2}], 0x94) ioctl$TIOCSCTTY(r0, 0x540e, 0x3) ioctl$KVM_SET_IRQCHIP(r0, 0x8208ae63, &(0x7f0000000300)=@pic={0x2, 0x57, 0x6, 0x4, 0x489, 0x7ff, 0xffff, 0xfffffffffffffff9, 0x6, 0xe056, 0xef9, 0x2, 0x1, 0x81, 0x7fffffff, 0x8}) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r0, 0x800442d4, &(0x7f00000000c0)=0x3) r1 = memfd_create(&(0x7f0000000000)='dev ', 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) lseek(r1, 0xfffffffffffffffe, 0x4) ioctl$VT_RESIZEX(r1, 0x560a, &(0x7f0000000040)={0xfffffffffffffff9, 0x8, 0xe72d, 0x5, 0x6, 0x8}) 2018/04/03 20:42:57 executing program 5: syz_open_dev$binder(&(0x7f0000000040)='/dev/binder#\x00', 0x0, 0x0) r0 = socket(0x15, 0x80005, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x114, 0x2710, &(0x7f0000000080)=0x20000000100006c7, &(0x7f00000001c0)=0x4edd) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000000)=[@in6={0xa, 0x4e21, 0x2, @loopback={0x0, 0x1}}, @in6={0xa, 0x4e23, 0x0, @remote={0xfe, 0x80, [], 0xbb}}], 0x38) getsockname$netlink(r0, &(0x7f0000000100), &(0x7f0000000140)=0xc) socket$bt_hidp(0x1f, 0x3, 0x6) connect$vsock_dgram(r0, &(0x7f00000000c0)={0x28, 0x0, 0x2710, @hyper}, 0x10) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000280)={0x100000001, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) 2018/04/03 20:42:57 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0), 0x0, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:57 executing program 2 (fault-call:4 fault-nth:39): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:57 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f00003bc000)=[{&(0x7f0000549000)="29000000200019fff63d0014000000060200001615de0005000000040d000a000000000000f9000008", 0x29}], 0x1) r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x4, 0x900) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f00000000c0)={0x949, 0x0, 0x0, 0x6}) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000040)={0x2b873e78, r2, 0x10001, 0x10001}) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000080)={0x7, r3, 0x1, 0x6f}) 2018/04/03 20:42:57 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) [ 173.225654] netlink: 'syz-executor1': attribute type 10 has an invalid length. [ 173.247774] FAULT_INJECTION: forcing a failure. [ 173.247774] name failslab, interval 1, probability 0, space 0, times 0 [ 173.259084] CPU: 0 PID: 12502 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 173.266018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 2018/04/03 20:42:57 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0), 0x0, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:57 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) [ 173.275373] Call Trace: [ 173.277968] dump_stack+0x1a7/0x27d [ 173.281611] ? arch_local_irq_restore+0x53/0x53 [ 173.286303] should_fail+0x914/0xae0 [ 173.290019] ? kstrdup+0x39/0x70 [ 173.293396] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 173.298500] ? cgroup_apply_control_enable+0x390/0xbc0 [ 173.303786] ? kernfs_iop_mkdir+0x153/0x1e0 [ 173.308112] ? vfs_mkdir+0x390/0x600 [ 173.309401] netlink: 'syz-executor1': attribute type 10 has an invalid length. [ 173.311827] ? do_mkdirat+0x224/0x2b0 2018/04/03 20:42:57 executing program 5: socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000800)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r3 = accept4$inet(r0, 0x0, &(0x7f00000000c0), 0x0) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000d80)=ANY=[@ANYBLOB="98000000651b13f8f9495d9bf41248204dc8af503b3ba8679dd6092f74ffff3a8e207c2976d065c5d701235d0100010000000000d8a71752f0f641d03c0b07c1a9b2c4ae6d13d67ec55af995fb10c0e89c679764cddb2f21c9718b94703e87bf1451170291f4f005c4566d1313ad328396949b97dfb2d91bb40134df09ed3b"], &(0x7f0000000200)=0x1) socketpair(0xa, 0x3, 0x5, &(0x7f0000000cc0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_CTX(r4, 0xc0086420, &(0x7f0000000d40)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f0000000680)={r6, &(0x7f0000000a80)=""/97}) r7 = accept(r1, &(0x7f0000000b00)=@alg, &(0x7f0000000b80)=0x80) sendto$ipx(0xffffffffffffffff, &(0x7f0000000bc0)="662df4a093cdd7b35ff6ae42bc7d13930c1fea26aee3a47d99eb39c72fb76601dc87206d4eb86e00240f2194fa63c4e57a634a03fbc5a09ef3dcfb35ce84046ec80043aad86ba46f2e3bf4f8838948f37ed11512a1b49e", 0x57, 0x0, 0x0, 0x0) setsockopt$inet6_tcp_buf(r2, 0x6, 0x1f, &(0x7f0000000500)="f6fa4baf43013fcee5c86b06eeb23ef53a19c375a5f79c47658a554390c336a7455599d8f112c413f52eec22356dd4871dd874ff3eeb849bf7f48b056e1ccdd135800a9abba99cc4db4e02cfaac519c0bc3587121524814260ae93745387", 0x5e) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000f80)=ANY=[@ANYRES64, @ANYRES64=r3, @ANYRES64=r7, @ANYRES16=r4, @ANYRES16=r7, @ANYPTR=&(0x7f0000001100)=ANY=[@ANYPTR=&(0x7f0000000340)=ANY=[@ANYRES64, @ANYRES64=r5], @ANYRES64, @ANYRES32=r6, @ANYBLOB="02b099649ac6bbf014c0b2bac53d2314e84696c7f9a920a001e324056e9713cc28b39e25fbd0c0bd8b6c2ea9f92d5ab4f7ba93d68ddf0e97f2a54194ac3645273f8683bcde7ff5b2c311785b7fb0e5ae9a65771089032cb59bc67433eca01b8ca776322a3ee6e15c49fec6", @ANYRES64, @ANYBLOB="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", @ANYPTR64=&(0x7f0000000e00)=ANY=[@ANYBLOB="b544afdb3dea4d4bf1c9caa3bad3e040d3683ef7e4b03a9c7fbb394f06c0a0949598b5edb4a316eb620b24524794d5b6b7698894709dcb03a4e2554cecd2c61917f4f8b157a4a4166c70ebae24ba6a2b3ceca1516c18731109413dced38413ed957af787ebc2bede28524664cf06585543c85ee0e4b9da4ce06a4f8f1a6252981f5e3291f7bd0e780cbafba0a291b59b7048f4d9e332109e84ad58", @ANYPTR64], @ANYRES32=r6, @ANYPTR64], @ANYRES32=r5, @ANYPTR64], &(0x7f00000003c0)=0x8) getsockopt$sock_linger(r5, 0x1, 0xd, &(0x7f0000000100), &(0x7f0000000180)=0x2b7) socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r7, &(0x7f000000b000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000beeff0)={&(0x7f000063de2c)=@getspdinfo={0x134, 0x25, 0x200, 0x70bd27, 0x25dfdbfd, 0x4, [@ipv4_hthresh={0x8, 0x3, {0xc, 0x20}}, @extra_flags={0x8, 0x18, 0x4}, @algo_auth_trunc={0x70, 0x14, {{'crc32c-generic\x00'}, 0x118, 0x2c0, "cd74f30d02eed10430be4c830d274ab0d9a59229c1dec0fe3f07bd6ceb6b3c4b22ba6a"}}, @address_filter={0x28, 0x1a, {@in=@local={0xac, 0x14, 0x14, 0xaa}, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0xa, 0x5, 0x9}}, @tfcpad={0x8, 0x16, 0x81}, @migrate={0x5c, 0x11, [{@in6=@dev={0xfe, 0x80, [], 0xe}, @in=@multicast2=0xe0000002, 0x33, 0x0, 0x0, 0x3505, 0xa, 0xa}, {@in6, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x7f, 0x0, 0x0, 0x0, 0xa, 0x2}]}, @srcaddr={0x14, 0xd, @in6=@mcast2={0xff, 0x2, [], 0x1}}]}, 0x134}, 0x1, 0x0, 0x0, 0x4000}, 0x0) getpeername$inet6(r5, &(0x7f0000000040), &(0x7f0000000080)=0x1c) syz_emit_ethernet(0x1, &(0x7f0000000840)=ANY=[@ANYRES16=r6], &(0x7f00000000c0)={0x0, 0x0, [0x0, 0x0, 0x0, 0x8bc]}) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000001840)={{{@in6=@ipv4={[], [], @broadcast}, @in6=@ipv4={[], [], @multicast1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@remote}}, &(0x7f0000000c40)=0xfffffffffffffdb3) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x0, &(0x7f00000006c0)="c5d3082e99819f3816efd1e9205adcf5810fe53baa9be3b9658e190724ad8e0e987431b5206f8bc9548b3c4903f6fda0b86bb6d10bcdca853545b94745197c1a41d4fe428cc06875a9574a8427d7aeef2cf0f95154dfe7fdadf8291fa14c8be4dd8c4497b563529ef7a25497fee94b796147298c29a670c1b7b03765820a9f60517b73580dae5e7643e2479406ad020a9837e6bc6f5551b53ba13c6aff13f27abb44bfd3e951ef8c6b00b1b455914fb3871b", 0xb2) setsockopt$inet_IP_IPSEC_POLICY(r5, 0x0, 0x10, &(0x7f0000001940)={{{@in6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x4e20, 0x0, 0x4e23, 0x200, 0x0, 0x0, 0xa0, 0x1d, 0x0, r8}, {0x100000000, 0x0, 0x100, 0x3, 0x6, 0x0, 0x9, 0x7}, {0x9, 0x1ff, 0x2, 0x689}, 0x40, 0x0, 0x2, 0x0, 0x2, 0x3}, {{@in=@multicast1=0xe0000001, 0x4d4}, 0xa, @in6=@loopback={0x0, 0x1}, 0x3504, 0x0, 0x1, 0x95b8, 0x0, 0x100, 0xfffffffffffffffe}}, 0xe8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r7, 0x84, 0x18, &(0x7f0000000400)={0x0, 0x2d}, &(0x7f00000005c0)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r7, 0x84, 0x76, &(0x7f0000000640), 0x8) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r5, 0x84, 0x1e, &(0x7f0000000280), &(0x7f00000002c0)=0x4) setsockopt$inet6_buf(r4, 0x29, 0x0, &(0x7f00000001c0)="3ec2e6f6b72e29f50e000000000000232014e9", 0x13) setsockopt$inet6_int(r2, 0x29, 0x0, &(0x7f0000000000), 0x4) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r4, 0x111, 0x5, 0x7, 0x4) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r10 = add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$restrict_keyring(0x1d, r10, &(0x7f0000000040)='asymmetric\x00', &(0x7f00000000c0)='self.posix_acl_access\x00') setsockopt$inet6_MRT6_ADD_MIF(r2, 0x29, 0xca, &(0x7f0000000440)={0x0, 0x1, 0x9, 0x3}, 0xc) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r7, 0x84, 0x77, &(0x7f0000000940)=ANY=[@ANYRES32=r9, @ANYBLOB="000004000800080062000500a7ec4126006ea98b2a613081642e999eb4f7531b847dbc17479e4524a5f7106c443ed6c15f98378a02741fa8c9295c36baceffba52ae7ec16cc74cb7a1290eb4967e74fdc3f1de57649811f5cb7c6f8fd1239e2b2d94000bfddfab44b3c883b4dcedf51c803d2bc9e1a3c2725af30daca9293c1f4c685a6811de5523c82e9135ce90fe0a288660d786a8bbf9205142d1bb4ee221286bb9c47152675ea18099f596a2771ce23bc8a64049fefdd56f3902"], &(0x7f00000004c0)=0x2) [ 173.311843] ? do_syscall_64+0x281/0x940 [ 173.311862] ? find_held_lock+0x35/0x1d0 [ 173.311883] ? find_held_lock+0x35/0x1d0 [ 173.335159] ? __lock_is_held+0xb6/0x140 [ 173.339251] ? check_same_owner+0x320/0x320 [ 173.343583] ? rcu_note_context_switch+0x710/0x710 [ 173.348517] ? rcu_read_lock_sched_held+0x108/0x120 [ 173.353541] should_failslab+0xec/0x120 [ 173.357520] kmem_cache_alloc+0x47/0x760 [ 173.361579] ? memcpy+0x45/0x50 [ 173.364858] ? kstrdup+0x59/0x70 [ 173.368232] __kernfs_new_node+0xe9/0x580 2018/04/03 20:42:57 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0), 0x0, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:57 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fallocate(r0, 0xf78437dc82739768, 0x9, 0x5) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) mkdirat(r1, &(0x7f00000000c0)='./bus/file0\x00', 0x80) 2018/04/03 20:42:57 executing program 1: syz_read_part_table(0xffffffffffffffff, 0x1, &(0x7f0000000040)=[{&(0x7f0000000000)='ER', 0x2}]) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) fsync(r0) r1 = perf_event_open(&(0x7f00000000c0)={0x7, 0x70, 0x3, 0x1, 0x7, 0x80, 0x0, 0x4, 0x1001, 0x8, 0x7, 0xd96, 0x5, 0xfff, 0x3, 0xe16, 0x3, 0x1, 0x7, 0x1, 0x81, 0x800, 0x80, 0x10001, 0x9, 0xb789, 0x9, 0x1, 0x100000001, 0x7, 0x0, 0x7f, 0x4, 0x8, 0x3, 0x8000, 0x795b, 0xe00, 0x0, 0x5, 0x0, @perf_bp={&(0x7f0000000080), 0x8}, 0x10100, 0x2, 0x100000000, 0x2, 0x3, 0x3f, 0x6}, 0x0, 0xe, 0xffffffffffffff9c, 0x1) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000140)=0x7) [ 173.372392] ? kernfs_dop_revalidate+0x380/0x380 [ 173.377160] ? snprintf+0xc0/0xf0 [ 173.380613] ? vsprintf+0x40/0x40 [ 173.384068] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.389003] ? cgroup_file_name+0x1d0/0x1d0 [ 173.393329] kernfs_new_node+0x80/0xf0 [ 173.397223] __kernfs_create_file+0x4b/0x320 [ 173.401640] cgroup_addrm_files+0x3c5/0xa70 [ 173.405977] ? cgroup_file_write+0x710/0x710 [ 173.410383] ? cpu_cgroup_css_alloc+0x30/0x30 [ 173.414899] ? __lock_is_held+0xb6/0x140 [ 173.418978] ? kasan_check_write+0x14/0x20 [ 173.423216] ? online_css+0x241/0x300 [ 173.427027] css_populate_dir+0x198/0x420 [ 173.431188] cgroup_apply_control_enable+0x390/0xbc0 [ 173.436785] ? cgroup_propagate_control+0x570/0x570 [ 173.441819] ? css_populate_dir+0x289/0x420 [ 173.446153] cgroup_mkdir+0x56f/0xfd0 [ 173.449965] ? __lock_is_held+0xb6/0x140 [ 173.454038] ? cgroup_destroy_locked+0x750/0x750 [ 173.458796] ? rcu_read_lock_sched_held+0x108/0x120 [ 173.463818] ? kmem_cache_free+0x258/0x2a0 [ 173.468070] ? set_nlink+0x95/0x120 [ 173.471701] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.476637] ? kasan_check_write+0x14/0x20 [ 173.480874] ? kernfs_get_active+0xb7/0xf0 [ 173.485105] ? cgroup_destroy_locked+0x750/0x750 [ 173.489868] kernfs_iop_mkdir+0x153/0x1e0 [ 173.494022] vfs_mkdir+0x390/0x600 [ 173.497572] do_mkdirat+0x224/0x2b0 [ 173.501213] ? SyS_mknod+0x40/0x40 [ 173.504761] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 173.510305] ? do_syscall_64+0xb7/0x940 [ 173.514287] SyS_mkdir+0x22/0x30 [ 173.517653] ? SyS_mkdirat+0x30/0x30 [ 173.521369] do_syscall_64+0x281/0x940 [ 173.525259] ? vmalloc_sync_all+0x30/0x30 [ 173.529407] ? finish_task_switch+0x1b9/0x970 [ 173.533909] ? finish_task_switch+0x17a/0x970 [ 173.538396] ? syscall_return_slowpath+0x550/0x550 [ 173.543314] ? syscall_return_slowpath+0x2ac/0x550 [ 173.548228] ? prepare_exit_to_usermode+0x350/0x350 [ 173.553228] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 173.558582] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.563416] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 173.568588] RIP: 0033:0x4552d9 [ 173.571758] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 173.579539] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 173.586791] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 173.594045] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 173.601296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 173.608545] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000027 [ 173.616110] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/04/03 20:42:57 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0xfffffffffffffffe, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$unix(r1, &(0x7f0000000080)=@abs, &(0x7f0000000100)=0x6e) getsockopt$inet6_int(r0, 0x29, 0x46, &(0x7f0000000000), &(0x7f0000000480)=0xfef4) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000140)) 2018/04/03 20:42:57 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) stat(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f00000001c0)=0x0) sendmsg$nl_netfilter(r0, &(0x7f0000001340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000001300)={&(0x7f0000000200)={0x10e0, 0x8, 0x0, 0x4, 0x70bd26, 0x25dfdbfb, {0x0, 0x0, 0x3}, [@typed={0x8, 0x76, @str='\x00'}, @typed={0xc, 0x43, @u64=0xffffffff}, @typed={0x14, 0x4, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}, @nested={0x10a4, 0x6f, [@typed={0x8, 0x41, @uid=r1}, @generic="e67b1f4cf1074ca7a81c9efeb20a3421ceb1317bf6ca3e00c450e42898aa57ea68819dfdc1857fae59a3c85c4bedff532ad0cf8fd2f0486d9a6e97fec323d92822d19ed7d4031f720ae28ed330c338e21c67a888efe208df40017a8f548e1a1eb724eaffae273ef55efcd66dbce2097d52b16b38f2d9f91c1f7c6918ea6bc2efc0c24a8ea29fc4e9c2683319ee24", @typed={0x8, 0x3a, @pid=r2}, @generic, @generic="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"]}]}, 0x10e0}, 0x1, 0x0, 0x0, 0x20000010}, 0x4000000) 2018/04/03 20:42:57 executing program 7: r0 = socket$l2tp(0x18, 0x1, 0x1) readv(r0, &(0x7f00000020c0)=[{&(0x7f0000000000)=""/4096, 0x1000}, {&(0x7f0000001000)=""/74, 0x4a}, {&(0x7f0000001080)=""/4096, 0x1000}, {&(0x7f0000002080)=""/63, 0x3f}], 0x4) r1 = fcntl$getown(r0, 0x9) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000002100)="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") fcntl$setown(r0, 0x8, r1) r2 = socket$key(0xf, 0x3, 0x2) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000002200)='/dev/ppp\x00', 0x22080, 0x0) ioctl$KVM_CREATE_DEVICE(r3, 0xc00caee0, &(0x7f0000002240)={0x7, r2, 0x1}) sendmsg$key(r2, &(0x7f0000f56000)={0x0, 0x0, &(0x7f0000f84ff0)={&(0x7f0000f88fa0)={0x2, 0x4, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2}}]}, 0x60}, 0x1}, 0x0) 2018/04/03 20:42:57 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="65922e0958526a24ee46c0fe98dfe24081cfe4ce873e82d703779e11592b8c168af11805ff22dfeaf85a6fc8987c11b8a4fb34f731b8e468a859ee0205054a3ee51699a974437121fb53318b69c1dfd9d0f1d26b451f290e814a2a30ed07cffb2fe5c79b6af018caaee2040c34ab9c68859a2a3670c42c6ee5116b8d37f275b70f1adf4dfa21bd0c96d031e71618f0b9219d729fa42def7b64d1bea698930f066a94b509700feb871eebe7ad842bd23f92cc4edb90a1d3972f7132cc82b1231c31ff20f5d88aa4cb694b2faa48580da32f72b3cca127494fc7b0aff2a9a85078775cd4b3368c124c1751afc5d6de592ba2f4261b125badb5d292103b06d8e63a6f43e3755245c3816305f6bd8bd197dd5d25823a513a62895bf95d3adebae6a59362c3940cb8b778a72ed9b2296182f9ff470242d15062336c6ba0a8370c62fa0d03d1b01b8ff668f76f2318507669d4e530d4b8e0be8a06b59cfee01c830a4bd7e3ce0282859ee9455b3d3bcbd61a0a91cdde373ae3ec1d67a5860c01f7a200c80613f35b37a802f2b3809ea63c10c93fedcb962cf39a179db80feaf4bceb5d0f6d9bef3728df882909c24b2b86d8153778d36aaa73d94c3df255f5221d04d70e045a2ead3dddaf731b1168472667873e60200b909b91e7df12b912c6f640b00febb400397786dcf8bc490dbac4aad7009a406b79fcf78c0afeb915a13c1512c2cda7fd39585c6e7af8dea8cbd73265241839ef10ccb64a69ba7f2f6755c15b65918f8cd6192a15e5b3092366b39604b76b4ce86301639d9babb81a7ff1ca3bf91a19fc644ad5271acbf3a9f0548e63e36f7c3b59864afa70a2fb760f163ccf67133a2c0a4be3794d769b96bffec48b1abcb25540055da260e46d976757eda5fcaad2de5919cde577d66e1e8812af46fbfcfd45ac409f515be1b685a3f07af5dfd89740d99e14966ace4379acd496bc4ee1d8e10f603760d35439b053fb8207faff133d5ac33d872e41fe8aa0be858a71383acaf3daabc2c1dea8485bbcdd77a21eae1b2c4da828b811f9d02ab6b0624d818b582e29f2ebaeb762e2a1caca146cb5a4b17a64831677f2ac3e40737ca8df11a8379f0df08cdfacc5615aee", 0x31e, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:57 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, 0x0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:57 executing program 5: write(0xffffffffffffffff, &(0x7f0000000080)="d88a8d38144e5013d473c0ac2ca61ff3b749a4f5c7e6e9c2ce586e5cfca5d60ffc9a11bd6a9f5349b418df5e49612e0302", 0x31) r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x9, 0x460000) readlinkat(r0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)=""/31, 0x1f) bind(r0, &(0x7f00000001c0)=@sco={0x1f, {0x5, 0x401, 0x6, 0x1000, 0x401, 0x3}}, 0x80) bind(r0, &(0x7f0000000140)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e24}, 0x4, 0x0, 0x1, 0x2}}, 0x80) ioctl$sock_ifreq(0xffffffffffffffff, 0x0, &(0x7f00000000c0)={"6955366772652f000000000000000001", @ifru_data=&(0x7f0000000080)="47dcb9413483d74624eaa045515e3d2d91b3e3deb654b4d3c23685dab7309594"}) 2018/04/03 20:42:57 executing program 2 (fault-call:4 fault-nth:40): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:57 executing program 4: r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = add_key(&(0x7f00000001c0)='pkcs7_test\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000240)="a7d3a495a3525bedd165e86e1faf23ec1aab8725de8182d4bb01c3f73f6ffc6a132736a760b922eb25eb9e81fcae132ffd7e4122056d6e09187e6be8cd93cbf7653071325d22364353371ea128844e56", 0x50, 0xfffffffffffffffd) add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000000c0)="8747b45adb40f47ce24a7d262e53b80d08e553a76173746605ff7e4a5b942482abbb5133e8c64ab123b7ba3c12966a0d280fcb0eaeb6465c4848600511a56665033e4e1e5311deeb2b7547cf7c034a20128ec047918cfa6ff8aee63c3130ef56e53d2389b2c713684a781ab1553638d86d16fc248966156e061729a08e4935607e70627154e95a068be82346a1197fd94da0e007753c79d39a7b74d32e393a6e355c4f97aa54bbafc056f707c21c758d222189088fc1aedb0fbda4d1aebeaba6810dcd8b461b08c11e694bc4ceae2be81e", 0xd1, r1) ioctl$sock_inet_sctp_SIOCINQ(r0, 0x541b, &(0x7f0000000580)) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x1}, &(0x7f0000000300)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000340)={r2, 0xc9, "1307aaf6c4e3561708c045486e03a872d12895873a6d9df8f91fda24e4110701b55307ea54fd74265208874026270aa30e947649a3d5fa2cdd01c0d918dab4e4a0810fa3b568bb7b07a9167776fc0d4cbb74a89dba4e39f4ec9d4cbb88547079a85765ddf5c40de3be08ebf117997ee0299464bb1bb9465d9bf79748c2ac1f728112fe9f56711ceab3688fcb8b8088926c33432845a03de389464195f8e9da00569dc630dd4f3a658d777c429095807d029cc3110df26944ffd1b0cd5aa5b19ddea4545117cd83327d"}, &(0x7f0000000440)=0xd1) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback=0x7f000001}], 0x10) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000040)=0x3f0, 0x4) r3 = fcntl$dupfd(r0, 0x0, r0) ioctl$EVIOCGBITSND(r3, 0x80404532, &(0x7f0000000480)=""/201) sendto$inet(r0, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) close(r0) 2018/04/03 20:42:57 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x2, 0x0) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000000)=0xff) ioctl$TCSETSF(r1, 0x5404, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x6}) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000100)={0xff5a, 0x0, 0x7fffffff, 0x54ba, 0x3, 0xffff, 0x5a7a, 0xffffffffffff37cb, 0x3bd, 0x10000, 0x1ff, 0x90}) ioctl$TIOCGSOFTCAR(r1, 0x5412, &(0x7f0000000040)) [ 173.735459] FAULT_INJECTION: forcing a failure. [ 173.735459] name failslab, interval 1, probability 0, space 0, times 0 [ 173.747028] CPU: 1 PID: 12543 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 173.753949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.763293] Call Trace: [ 173.765875] dump_stack+0x1a7/0x27d [ 173.769505] ? arch_local_irq_restore+0x53/0x53 [ 173.774177] ? mutex_lock_io_nested+0x16c0/0x16c0 [ 173.779016] ? __mutex_unlock_slowpath+0x181/0x7e0 2018/04/03 20:42:57 executing program 4: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000005c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000580)={&(0x7f0000000340)=@newsa={0xf8, 0x10, 0xf21, 0x0, 0x0, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}, @in6=@loopback={0x0, 0x1}}, {@in6=@local={0xfe, 0x80, [], 0xaa}, 0x0, 0x3c}, @in6=@mcast1={0xff, 0x1, [], 0x1}, {}, {}, {}, 0x0, 0x0, 0xa}, [@tfcpad={0x8, 0x16}]}, 0xf8}, 0x1}, 0x0) r1 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x3, 0x48240) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000000140)={0x0, @in6={{0xa, 0x4e22, 0x100, @mcast2={0xff, 0x2, [], 0x1}, 0x4}}, [0x20, 0x1000, 0x80000000, 0x7, 0x1, 0x5, 0x8, 0x1, 0xffffffffffffffff, 0x5, 0x80, 0xfff, 0x3, 0x2c1, 0xffffffffffffff8d]}, &(0x7f0000000240)=0x100) setsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000280)={r2, 0x4}, 0x8) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000080)=0x8, 0x4) r3 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x9}, 0x1c) sendmsg$key(r3, &(0x7f0000000040)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x2, 0x0, 0x0, 0x0, 0x2c6}, 0x38}, 0x1}, 0x0) socket$pptp(0x18, 0x1, 0x2) 2018/04/03 20:42:57 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x31e, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 173.783945] should_fail+0x914/0xae0 [ 173.787663] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 173.792770] ? trace_hardirqs_off+0x10/0x10 [ 173.797099] ? find_held_lock+0x35/0x1d0 [ 173.801159] ? __lock_is_held+0xb6/0x140 [ 173.805227] ? check_same_owner+0x320/0x320 [ 173.809548] ? rcu_note_context_switch+0x710/0x710 [ 173.814480] should_failslab+0xec/0x120 [ 173.818451] kmem_cache_alloc_trace+0x4b/0x740 [ 173.823049] blkcg_css_alloc+0xc8/0x6b0 [ 173.827023] ? blkcg_deactivate_policy+0x430/0x430 [ 173.831951] ? __lock_is_held+0xb6/0x140 [ 173.836014] cgroup_apply_control_enable+0x44d/0xbc0 [ 173.841121] ? cgroup_propagate_control+0x570/0x570 [ 173.846137] ? css_populate_dir+0x289/0x420 [ 173.850462] cgroup_mkdir+0x56f/0xfd0 [ 173.854253] ? __lock_is_held+0xb6/0x140 [ 173.858314] ? cgroup_destroy_locked+0x750/0x750 [ 173.863068] ? rcu_read_lock_sched_held+0x108/0x120 [ 173.868086] ? kmem_cache_free+0x258/0x2a0 [ 173.872316] ? set_nlink+0x95/0x120 [ 173.875939] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.880875] ? kasan_check_write+0x14/0x20 [ 173.885106] ? kernfs_get_active+0xb7/0xf0 [ 173.889331] ? cgroup_destroy_locked+0x750/0x750 [ 173.894078] kernfs_iop_mkdir+0x153/0x1e0 [ 173.898222] vfs_mkdir+0x390/0x600 [ 173.901759] do_mkdirat+0x224/0x2b0 [ 173.905383] ? SyS_mknod+0x40/0x40 [ 173.908920] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 173.914455] ? do_syscall_64+0xb7/0x940 [ 173.918427] SyS_mkdir+0x22/0x30 [ 173.921782] ? SyS_mkdirat+0x30/0x30 [ 173.925485] do_syscall_64+0x281/0x940 [ 173.929365] ? vmalloc_sync_all+0x30/0x30 2018/04/03 20:42:57 executing program 1: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="0900dc850d7fa9723931eafbc40000182978e1dbc030f7610000fa", @ANYPTR=&(0x7f0000000080)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB="0200000000000000"], 0x20) write$rdma_cm(r0, &(0x7f0000000200)=ANY=[], 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x0, 0x0) epoll_wait(r1, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}, {}], 0x7, 0x800) 2018/04/03 20:42:57 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x31e, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 173.933507] ? finish_task_switch+0x1b9/0x970 [ 173.937986] ? finish_task_switch+0x17a/0x970 [ 173.942473] ? syscall_return_slowpath+0x550/0x550 [ 173.947397] ? syscall_return_slowpath+0x2ac/0x550 [ 173.952322] ? prepare_exit_to_usermode+0x350/0x350 [ 173.957332] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 173.962699] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.967540] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 173.972717] RIP: 0033:0x4552d9 [ 173.975891] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/04/03 20:42:58 executing program 4: r0 = syz_open_dev$sg(&(0x7f0000000580)='/dev/sg#\x00', 0x0, 0x80) ftruncate(r0, 0xbde) connect$bt_sco(r0, &(0x7f00000005c0)={0x1f, {0x6, 0x8, 0x5, 0x8, 0x8000, 0x8}}, 0x8) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$EVIOCGBITKEY(r0, 0x80404521, &(0x7f0000000180)=""/206) mq_getsetattr(r0, &(0x7f00000003c0)={0x3ff, 0x1, 0x3, 0x53e9, 0x2, 0x3f, 0xc38, 0x8001}, 0x0) accept$packet(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, &(0x7f00000000c0)=0x14) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000300)={r2, 0x1, 0x6, @random="e9fb3bd473e6"}, 0x10) connect$packet(r0, &(0x7f0000000040)={0x11, 0x10000001c, r2, 0x1, 0x7c, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}, 0x2d8) setsockopt$netrom_NETROM_T2(r0, 0x103, 0x2, &(0x7f0000000140)=0x100, 0x4) sendmsg$nl_route(r1, &(0x7f00000008c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000880)={&(0x7f0000000340)=ANY=[@ANYBLOB="3000000010000101000000000000000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000008001c00", @ANYRES32, @ANYBLOB="32eaa844df9c838d994986513237fee0376bc5473e06459e1f7f19421b9773a7d1680941e276c39f550e0e4408d9485d939c27c4147296b1"], 0x30}, 0x1}, 0x0) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000100)={0x0, 0x7a}, &(0x7f0000000280)=0x8) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000002c0)=@assoc_value={r3, 0x91e}, 0x8) [ 173.983588] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 173.990842] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 173.998097] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 174.005354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 174.012615] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000028 2018/04/03 20:42:58 executing program 5: perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000333f88)={0x2, 0x402, 0x0, 0x9, 0xa, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x50}, 0x1}, 0x0) r1 = memfd_create(&(0x7f0000000080)='!posix_acl_access]nodevvmnet1em0selinux$selinux\x00', 0x2) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000280)={&(0x7f0000000140)={0x118, r2, 0xb00, 0x70bd26, 0x25dfdbfd, {0x8}, [@IPVS_CMD_ATTR_DEST={0x4c, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e23}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x2ea3}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x6}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x200}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x537}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x100000000}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5}, @IPVS_CMD_ATTR_DAEMON={0x54, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x40f5}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ip6gre0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x9}]}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x1}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7}, @IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x3}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2={0xff, 0x2, [], 0x1}}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x101}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}]}, 0x118}, 0x1, 0x0, 0x0, 0x4040000}, 0x20000000) 2018/04/03 20:42:58 executing program 0: perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:58 executing program 6 (fault-call:2 fault-nth:0): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:58 executing program 1: r0 = socket(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f00000004c0)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) connect$inet(r0, &(0x7f0000390000)={0x2, 0x0, @multicast2=0xe0000002}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000000)={0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000040)=0x1c) r1 = open(&(0x7f0000000080)='./file0\x00', 0x141046, 0x0) ftruncate(r1, 0x10000) sendfile(r0, r1, 0x0, 0x72439a6b) 2018/04/03 20:42:58 executing program 7: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f0000000040)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x80000000, 0x20) ptrace(0x4207, r1) mmap(&(0x7f0000000000/0xd25000)=nil, 0xd25000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ptrace$setsig(0x4203, r1, 0x0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x657}) [ 174.069169] netlink: 8 bytes leftover after parsing attributes in process `syz-executor4'. 2018/04/03 20:42:58 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x4ad, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:58 executing program 2 (fault-call:4 fault-nth:41): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:58 executing program 7: r0 = open(&(0x7f0000000000)='./file0\x00', 0x200, 0xe9) r1 = openat(r0, &(0x7f0000000040)='./file0\x00', 0x412100, 0x20) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000080)={0x0, 0x2, 0x1}) r2 = socket$key(0xf, 0x3, 0x2) vmsplice(r1, &(0x7f0000001600)=[{&(0x7f0000000140)="fc0f9d7a5dcfa6a6e1bc1967e811c326b7cdcbad0c41f2306cbbe1859e593d54c3cd56c99f87c9a1ffbe3f5521c7cff39f322eb9aa691ab541f75b8efe84015ae491b3751e8e94d7f45d95e9491dd2b4", 0x50}, {&(0x7f00000001c0)="af0da825569a9bc5d6b91ac477793dc63ac4a4e25450cd9f7439aab6c0d64fbbd194ee83c118493b4542e17c0d1f8cd39364806b399d89d2dc64bb33035e7ec5079bca346b51c46d6c8ac0f8e1e9197313e2d01137af14a6cb8f0d406c03ca6e690042ae", 0x64}, {&(0x7f00000000c0)="ab0492f177ef5333f3d4460a095855fb", 0x10}, {&(0x7f0000000240)="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", 0xfb}, {&(0x7f0000000340)}, {&(0x7f0000000380)="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", 0x1000}, {&(0x7f0000001380)="4d3d2ece34d86a6ee849e30bca221f826683143ea8c654a2faf514bffb067e312eb6591b087d7a76", 0x28}, {&(0x7f00000013c0)="1913dab387e3cadf7bbdb2820a735b75b69592d69a677b5757ebcd232095337fd0922d01366b5b84caa97fb69c28c9f84631296ea2a1e986bebf1a43495ae00ec58409f6754c468c5730f46906ff9f7b9863e0fda2908b04b9a84ff3c5ddc9f03b60772b11fcea5dc6a0acd31c040ff8893c0cfaab44ce7e457cc4888c19f966a83579fcb58f3d3349224412f2f0fb2626833a122214083176ac27bae6e7748edf399db35bf62bb39b46632027b13325303905809f3bdff32d5b90de1b0fd068efb192ce71", 0xc5}, {&(0x7f00000014c0)="0fdbe1f8c67cce916750111004841b19e77ea2b83814cbfd69", 0x19}, {&(0x7f0000001500)="db5d32d026b8840f9d67f7b65baba5bdde0148e92d39a247637d4fb10a7398ad9ff6fc519d55ce1f4476ab473e2262ce7d3fd96ab80da5f71c4b49a8e5ffd490db843fdea45f8c27dc21b5d1f3cb98f83bb28b1215b58343c59efa795cf14ac544d30b0735f9b941bd6c097a985c69f89bf796258407b06dedefec058430f5eef9232fd77244d6979cbfe752a9c3e1cb271275074d3a451684ca95470d918e47c934b9d53540f529a5887b9bae2f7f22f4b952afc64800796f78cf20e5177f5937045c2228656b11b3db2a46385903e2", 0xd0}], 0xa, 0x0) setsockopt$sock_int(r2, 0x1, 0x5, &(0x7f0000000100), 0x4) [ 174.160670] netlink: 8 bytes leftover after parsing attributes in process `syz-executor4'. [ 174.235361] FAULT_INJECTION: forcing a failure. [ 174.235361] name failslab, interval 1, probability 0, space 0, times 0 [ 174.246689] CPU: 1 PID: 12598 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 174.253607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.262947] Call Trace: [ 174.265527] dump_stack+0x1a7/0x27d [ 174.269568] ? arch_local_irq_restore+0x53/0x53 [ 174.274231] ? unwind_get_return_address+0x61/0xa0 [ 174.279158] should_fail+0x914/0xae0 [ 174.282864] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 174.287960] ? save_stack+0x43/0xd0 [ 174.291577] ? kasan_kmalloc+0xad/0xe0 [ 174.295454] ? cgroup_mkdir+0x56f/0xfd0 [ 174.299416] ? kernfs_iop_mkdir+0x153/0x1e0 [ 174.303726] ? vfs_mkdir+0x390/0x600 [ 174.307432] ? SyS_mkdir+0x22/0x30 [ 174.310963] ? do_syscall_64+0x281/0x940 [ 174.315017] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 174.320377] ? find_held_lock+0x35/0x1d0 [ 174.324436] ? __lock_is_held+0xb6/0x140 [ 174.328498] ? check_same_owner+0x320/0x320 [ 174.332818] ? rcu_note_context_switch+0x710/0x710 [ 174.337735] ? __lock_is_held+0xb6/0x140 [ 174.341793] should_failslab+0xec/0x120 [ 174.345760] kmem_cache_alloc_trace+0x4b/0x740 [ 174.350343] ? rcu_read_lock_sched_held+0x108/0x120 [ 174.355352] ? kmem_cache_alloc_trace+0x459/0x740 [ 174.360199] cfq_cpd_alloc+0x54/0x90 [ 174.363911] blkcg_css_alloc+0x165/0x6b0 [ 174.367965] ? cfqg_set_weight_device+0x40/0x40 [ 174.372626] ? blkcg_deactivate_policy+0x430/0x430 [ 174.377549] ? __lock_is_held+0xb6/0x140 [ 174.381617] cgroup_apply_control_enable+0x44d/0xbc0 [ 174.386715] ? cgroup_propagate_control+0x570/0x570 [ 174.391727] ? css_populate_dir+0x289/0x420 [ 174.396049] cgroup_mkdir+0x56f/0xfd0 [ 174.399836] ? __lock_is_held+0xb6/0x140 [ 174.403884] ? cgroup_destroy_locked+0x750/0x750 [ 174.408621] ? rcu_read_lock_sched_held+0x108/0x120 [ 174.413612] ? kmem_cache_free+0x258/0x2a0 [ 174.417820] ? set_nlink+0x95/0x120 [ 174.421432] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 174.426344] ? kasan_check_write+0x14/0x20 [ 174.430552] ? kernfs_get_active+0xb7/0xf0 [ 174.434757] ? cgroup_destroy_locked+0x750/0x750 [ 174.439485] kernfs_iop_mkdir+0x153/0x1e0 [ 174.443609] vfs_mkdir+0x390/0x600 [ 174.447125] do_mkdirat+0x224/0x2b0 [ 174.450725] ? SyS_mknod+0x40/0x40 [ 174.454237] ? ksys_mount+0xd4/0x120 [ 174.457936] ? do_syscall_64+0xb7/0x940 [ 174.461888] SyS_mkdir+0x22/0x30 [ 174.465235] ? SyS_mkdirat+0x30/0x30 [ 174.468923] do_syscall_64+0x281/0x940 [ 174.472786] ? vmalloc_sync_all+0x30/0x30 [ 174.476913] ? finish_task_switch+0x1b9/0x970 [ 174.481386] ? finish_task_switch+0x17a/0x970 [ 174.485855] ? syscall_return_slowpath+0x550/0x550 [ 174.490767] ? syscall_return_slowpath+0x2ac/0x550 [ 174.495679] ? prepare_exit_to_usermode+0x350/0x350 [ 174.500681] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 174.506028] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 174.510845] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 174.516016] RIP: 0033:0x4552d9 [ 174.519184] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 174.526864] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 2018/04/03 20:42:58 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f000011cf18)={{{@in6=@loopback={0x0, 0x1}, @in6, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in6=@mcast2={0xff, 0x2, [], 0x1}, 0x0, 0x33}, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}}}, 0xe8) close(r0) r1 = syz_open_dev$evdev(&(0x7f0000948fee)='/dev/input/event#\x00', 0x0, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0xa000, 0x0) mmap(&(0x7f00007d3000/0x2000)=nil, 0x2000, 0x1, 0x13, r2, 0x0) r3 = dup(r1) getsockopt$inet_sctp_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f0000000040), &(0x7f0000000080)=0xb) read(r1, &(0x7f0000cccfce)=""/50, 0xffffff25) ioctl$GIO_SCRNMAP(r3, 0x4b40, &(0x7f0000000040)) getsockopt$ipx_IPX_TYPE(r3, 0x100, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$TIOCSBRK(r3, 0x40044591) ioctl$KDSKBMODE(r3, 0x4b45, &(0x7f0000000000)=0x40) 2018/04/03 20:42:58 executing program 0: r0 = open(&(0x7f00000000c0)='./bus\x00', 0x200000, 0x92) ioctl$GIO_UNIMAP(r0, 0x4b66, &(0x7f0000000140)={0x4, &(0x7f0000000100)=[{}, {}, {}, {}]}) r1 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) lsetxattr(&(0x7f0000000180)='./bus\x00', &(0x7f00000001c0)=@random={'system.', 'vboxnet0vmnet0-\x00'}, &(0x7f0000000200)='}\x00', 0x2, 0x3) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, r1, 0x0) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000240)={0x0, 0x81, 0x7, 0x27, 0x1, 0x80, 0x5e, 0xffff, 0x2, 0x401, 0x8, 0x7}) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:58 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:58 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x4ad, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:58 executing program 1: r0 = socket$inet6(0xa, 0x80800, 0x40003c0d) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f00000006c0)=ANY=[@ANYBLOB="0300d500", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000000700)=0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000740)={r1, 0x1}, &(0x7f0000000780)=0x8) syslog(0x9, &(0x7f0000000080)=""/24, 0x2) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000000c0)=""/109, 0x6d}, {&(0x7f0000000140)=""/34, 0x22}, {&(0x7f0000000180)=""/121, 0x79}, {&(0x7f0000000200)=""/165, 0xa5}, {&(0x7f00000002c0)=""/43, 0x2b}, {&(0x7f0000000300)=""/73, 0x49}], 0x6, &(0x7f0000000400)=""/164, 0xa4, 0x4}, 0x100) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000c80)='/dev/sequencer\x00', 0x1, 0x0) ioctl$DRM_IOCTL_DROP_MASTER(r3, 0x641f) r4 = openat$dsp(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/dsp\x00', 0x44000, 0x0) getpeername$packet(r4, &(0x7f0000000840)={0x0, 0x0, 0x0}, &(0x7f0000000880)=0x14) getsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000000940)={{{@in=@dev, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6=@ipv4={[], [], @multicast2}}}, &(0x7f0000000a40)=0xe8) sendmsg$nl_xfrm(r2, &(0x7f0000000c40)={&(0x7f0000000800)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000c00)={&(0x7f0000000a80)=@newae={0x16c, 0x1e, 0x200, 0x70bd2a, 0x25dfdbfb, {{@in, 0x4d5, 0x2}, @in=@broadcast=0xffffffff, 0x7, 0x3504}, [@policy={0xac, 0x7, {{@in6=@loopback={0x0, 0x1}, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x4e20, 0x1ff, 0x4e24, 0x498, 0x2, 0x20, 0xa0, 0x62, r5, r6}, {0x8, 0x60, 0x9, 0x260d, 0x7e36, 0x81, 0x3, 0x27b5}, {0x0, 0x8f, 0x100, 0x7fffffff}, 0x3, 0x6e6bb7, 0x0, 0x0, 0x2, 0x3}}, @algo_comp={0x80, 0x3, {{'lzs\x00'}, 0x1b0, "c375de16cfce2638585c287f656c4dad27168dec21158166ea7ea40216934a7be228a901ac6106360eef4cfce18497bfe78ed8a958a9"}}]}, 0x16c}, 0x1, 0x0, 0x0, 0x8000}, 0x20000080) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000008c0)={@empty, @mcast2={0xff, 0x2, [], 0x1}, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x1000, 0xdd6, 0x7, 0x500, 0x100000000, 0x800200, r5}) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r2) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000500)=@assoc_value={0x0}, &(0x7f0000000540)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r2, 0x84, 0x1b, &(0x7f0000000580)={r7, 0xd6, "921e505f3cf673cc0586659a1d28ef20558263f06944e6599155364a03e742a7fdf834120b5b5e1002a3a357be9f30457addff80ca51fd701ed48ad585c6df8600dc5bada04f960f14e93a12b431f68078f98bbcbc12c54aa320a00ec3f379e4c9c80a3db1b864d18569369f5dc8c6b44e6e2921286d7c80678ed45d115a775a65416b7800fe577a95543aac0b457b5a01e3a9a27974eb4112eb30bf736ac68b1932a4fd14eb1c6cafd427537e6e2c09d5ef987c207d44affb7b9a3819828ac38d08434ad431f8bbd7211716c88a6cef7f0b4acb6c3f"}, &(0x7f0000000680)=0xde) 2018/04/03 20:42:58 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000c6c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) setsockopt$inet6_buf(r0, 0x29, 0xcc, &(0x7f0000000000)="878de5df3cf05cd4498963337dd03d06c55329ac7c34e9304d42c2452848cfe09e8c352a22f7df5413cc10d7984c2f96c37ca8a69f72c62b218fbdc9bbe2f82cd16e25a9dfa1bfa387f02b6f68000c7f8c8daa9e1a728be102f0c755cfe9331dadf72dac1afc48207b3ef550ef53ed5593c634ec1dd370aea804dd91f7497861c04c7f165fe45fd71cc09fcb2515f4068ea174fc", 0x94) 2018/04/03 20:42:58 executing program 2 (fault-call:4 fault-nth:42): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:58 executing program 7: socketpair(0x1, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg(r0, &(0x7f00000016c0)={&(0x7f0000000200)=@generic, 0x80, &(0x7f0000001880)=[{&(0x7f0000001700)=""/97, 0x61}, {&(0x7f0000000300)=""/254, 0xfe}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000000100)=""/3, 0x3}, {&(0x7f0000001400)=""/81, 0x51}, {&(0x7f0000001780)=""/254, 0xfe}, {&(0x7f0000000180)}, {&(0x7f0000001580)=""/155, 0xfffffd92}], 0x8, &(0x7f0000001b80)=""/4096, 0x371}, 0x40002100) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000002c80)=[{&(0x7f0000000080)="164f02baa8f26275d057da789945ea219c5e2876e021e5523dff70e5dedabdd5933af8936e91a875920c78708868a961606ec3f5e5cfb77e3f5ace9456b8eb4d58f35d9e9afeaae59c07da0d97196c725f6416", 0x53}, {&(0x7f0000000280)="01e78d791e45e2e651c7be2819718cffe635661754eb20c59048c5ac8c1bd22dc00046909d1bd6d7631a5b35f2962af42b091940f46f70b045cbc3043abd8e15c2bf38e23d40b26f44ac23db600500c463eff763477a", 0x56}, {&(0x7f0000001480)="88c4938aaa2ec92fa3babc541bd179550fcd5d7ed08c18e3c4cd21f25e3f54c3b7b66bd6a35cf4000f6cefe35baa74b389196a05983b1d78f4e275776f9c7d7a6056da95e826e10ebb0478b9f33674b97b0d2350e53d94ea739496e7c7f33966b83b1a98e5cd48376c7bee8ecabd83ad1242a0b0da9172992534d8423826976819eddfe99c6c6e3f964c8e5d079b57aa251b05578c215f3c48efdf307380fece5b398b8837e68bf92adcc6f56d70cabf29e7dd1b7873f1294ec8635c0b8595f4f7564cda4201", 0xc6}, {&(0x7f0000000180)="b81e4a3115be2cf0a0ee7a95d3459fe2cb27f7fcec49c094b6646244622c387158a958cb4b68081e503cc715a290", 0x2e}, {&(0x7f0000001900)="5a386b7f215fa281ed83858e936eaaf8e1ae39a048464fcba10d04712e0abaf10bc46f8e48e76a7291c1586f93860f5ba862c79a4f508919088ac2730b9d1536bd7b766a7cb8136c4f80af8f89a0ec8b66e4ce7afc9f916c738385b1072cfc78aa7beccb63b61840e08d832b9e1f82ab6f3d2addf558818130edf5efce25c271ddf4f68a3df93da5a2cc9450762292eb089d04f8274fa5f0a01e49021201d87ff37276d496609f3abc7916e425", 0xfffffdee}, {&(0x7f0000002b80)="20b62ba7dae09d2c3f3caf4fda8af28f7d5ca0ad1ed0e5090fa94a843c44ee54130fa00563ccf06470b2cde987d2d57081d62eb156aa8546949a024ee858c82a6f994a6652ca819f797f03bc55a200c6361c3e4660a55900218ac29b2b2beae68c95e7b189c40446f449acac9fff1f6d912d48c68d8c690cdf1366b9918c01387bf152540da91ebecd8cecf64a06bd7b3b64c2a3bc09bf00cfe5cc8ffc309ab2d7f5f65eb3aa2e285718735b10948965507b5e4716f537661a31070d30e0d15ba03366d0079cdd0c270d3d0c53b7b60346799130881d491c39389cc3984bc225d2deccd85134b1ad", 0xe8}, {&(0x7f00000019c0)="0cd12c8c949b87ce7d157395a5ca06467bb33129f31093846b2c690b0a1a1a48dfc9fc21bac15bb54d126ece1a04e47b564835a8d229fbf84a2e77db53921c5149fb5fceb6887948e7e23d8964597d5d91b786f4401506cd658cb9f1012f6caf9f59db0ab705735f797ad9d2c94ffbb30b8cf43c2dfaf113e334b3d06f19290968de149f1d133454f844bc0e5af83e4a9586eea0ef4e26b0787adb4cb85aadcd8efc8cd62ce303a2e94f40576ab27532ee3158763e2fd4e5bd8def2511de", 0xbe}, {&(0x7f0000001640)="ade1328cbc480c0f60757f12", 0xc}], 0x8, &(0x7f0000000000)}, 0x0) close(r1) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(0xffffffffffffffff, 0xc0a85322, &(0x7f0000001a80)) [ 174.534107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 174.541352] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 174.548599] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 174.555840] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000029 [ 174.645424] FAULT_INJECTION: forcing a failure. [ 174.645424] name failslab, interval 1, probability 0, space 0, times 0 [ 174.656791] CPU: 0 PID: 12619 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 174.663722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.673075] Call Trace: [ 174.675675] dump_stack+0x1a7/0x27d [ 174.679321] ? arch_local_irq_restore+0x53/0x53 [ 174.684021] should_fail+0x914/0xae0 [ 174.687741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 174.692852] ? kasan_kmalloc+0xad/0xe0 [ 174.696751] ? cgroup_mkdir+0x56f/0xfd0 [ 174.700726] ? kernfs_iop_mkdir+0x153/0x1e0 [ 174.705051] ? vfs_mkdir+0x390/0x600 [ 174.708771] ? SyS_mkdir+0x22/0x30 [ 174.712312] ? do_syscall_64+0x281/0x940 [ 174.716378] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 174.721757] ? find_held_lock+0x35/0x1d0 [ 174.725831] ? __lock_is_held+0xb6/0x140 [ 174.729935] ? check_same_owner+0x320/0x320 [ 174.734267] ? rcu_note_context_switch+0x710/0x710 [ 174.739199] ? __lock_is_held+0xb6/0x140 [ 174.743281] should_failslab+0xec/0x120 [ 174.747262] kmem_cache_alloc_trace+0x4b/0x740 [ 174.751845] ? rcu_read_lock_sched_held+0x108/0x120 [ 174.756879] ? kmem_cache_alloc_trace+0x459/0x740 [ 174.761742] cfq_cpd_alloc+0x54/0x90 [ 174.765460] blkcg_css_alloc+0x165/0x6b0 [ 174.769526] ? cfqg_set_weight_device+0x40/0x40 [ 174.774203] ? blkcg_deactivate_policy+0x430/0x430 [ 174.779144] ? __lock_is_held+0xb6/0x140 [ 174.783223] cgroup_apply_control_enable+0x44d/0xbc0 [ 174.788352] ? cgroup_propagate_control+0x570/0x570 2018/04/03 20:42:58 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x4ad, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:58 executing program 1: r0 = socket(0x10, 0x803, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f00000001c0)={0x0, 0x7fffffff}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000240)={r1, 0x10001}, &(0x7f0000000280)=0x8) write(r0, &(0x7f0000df8fd9)="2600000022004701050007008980e8ff06006d20002b1f00c0e9ff094a51f10101c7033500b0", 0x26) recvmsg(r0, &(0x7f0000bf9000)={&(0x7f0000fb9000)=@sco, 0x80, &(0x7f0000000180)=[{&(0x7f0000000080)=""/118, 0x76}, {&(0x7f0000000100)=""/113, 0x71}], 0x2, &(0x7f0000000000)=""/81, 0x51}, 0x0) sendto(r0, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmsg(r0, &(0x7f0000fa3000)={&(0x7f0000d0b000)=ANY=[], 0x0, &(0x7f00002e6f80), 0x0, &(0x7f0000878000)}, 0x0) bind$ipx(r0, &(0x7f00000002c0)={0x4, 0x7672, 0x0, "e479a177f5e1", 0x7fff}, 0x10) recvmsg(r0, &(0x7f0000355000)={&(0x7f0000d49ff4)=@nl=@proc, 0xc, &(0x7f0000378000), 0x0, &(0x7f000064ff09)=""/247, 0xf7}, 0x0) 2018/04/03 20:42:58 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000c6c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) setsockopt$inet6_buf(r0, 0x29, 0xcc, &(0x7f0000000000)="878de5df3cf05cd4498963337dd03d06c55329ac7c34e9304d42c2452848cfe09e8c352a22f7df5413cc10d7984c2f96c37ca8a69f72c62b218fbdc9bbe2f82cd16e25a9dfa1bfa387f02b6f68000c7f8c8daa9e1a728be102f0c755cfe9331dadf72dac1afc48207b3ef550ef53ed5593c634ec1dd370aea804dd91f7497861c04c7f165fe45fd71cc09fcb2515f4068ea174fc", 0x94) 2018/04/03 20:42:58 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x575, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:58 executing program 0: r0 = creat(&(0x7f00000000c0)='./bus\x00', 0x54) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x9) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000a47000/0x2000)=nil, 0x2000, 0xc) madvise(&(0x7f00002f8000/0xc00000)=nil, 0xc00000, 0xc) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:42:58 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000c6c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) setsockopt$inet6_buf(r0, 0x29, 0xcc, &(0x7f0000000000)="878de5df3cf05cd4498963337dd03d06c55329ac7c34e9304d42c2452848cfe09e8c352a22f7df5413cc10d7984c2f96c37ca8a69f72c62b218fbdc9bbe2f82cd16e25a9dfa1bfa387f02b6f68000c7f8c8daa9e1a728be102f0c755cfe9331dadf72dac1afc48207b3ef550ef53ed5593c634ec1dd370aea804dd91f7497861c04c7f165fe45fd71cc09fcb2515f4068ea174fc", 0x94) 2018/04/03 20:42:58 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x575, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:58 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) [ 174.793388] ? css_populate_dir+0x289/0x420 [ 174.797727] cgroup_mkdir+0x56f/0xfd0 [ 174.801533] ? __lock_is_held+0xb6/0x140 [ 174.805604] ? cgroup_destroy_locked+0x750/0x750 [ 174.810359] ? rcu_read_lock_sched_held+0x108/0x120 [ 174.815382] ? kmem_cache_free+0x258/0x2a0 [ 174.819626] ? set_nlink+0x95/0x120 [ 174.823256] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 174.828198] ? kasan_check_write+0x14/0x20 [ 174.832440] ? kernfs_get_active+0xb7/0xf0 [ 174.836678] ? cgroup_destroy_locked+0x750/0x750 [ 174.841439] kernfs_iop_mkdir+0x153/0x1e0 [ 174.845594] vfs_mkdir+0x390/0x600 [ 174.849146] do_mkdirat+0x224/0x2b0 [ 174.852785] ? SyS_mknod+0x40/0x40 [ 174.856332] ? ksys_mount+0xd4/0x120 [ 174.860046] ? do_syscall_64+0xb7/0x940 [ 174.864027] SyS_mkdir+0x22/0x30 [ 174.867392] ? SyS_mkdirat+0x30/0x30 [ 174.871106] do_syscall_64+0x281/0x940 [ 174.874996] ? vmalloc_sync_all+0x30/0x30 [ 174.879147] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 174.884685] ? syscall_return_slowpath+0x550/0x550 [ 174.889626] ? syscall_return_slowpath+0x2ac/0x550 [ 174.894573] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 174.899944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 174.904801] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 174.909984] RIP: 0033:0x4552d9 [ 174.913172] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 174.920885] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 174.928157] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 174.935426] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 174.942695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 174.949955] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002a 2018/04/03 20:42:59 executing program 1: r0 = socket$inet6(0xa, 0x103, 0x84) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x3}, 0x1c) bind$inet6(r0, &(0x7f0000002600)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/04/03 20:42:59 executing program 2 (fault-call:4 fault-nth:43): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:59 executing program 7: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_inet6_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000040)) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)={0xffffffffffffff51, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x90) 2018/04/03 20:42:59 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000085ff8)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$lock(r1, 0x7, &(0x7f0000000080)) fcntl$lock(r1, 0x7, &(0x7f0000000000)={0x1, 0x0, 0x3f}) r2 = request_key(&(0x7f0000000040)='cifs.spnego\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000100)='wlan0[\x00', 0xfffffffffffffffa) add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffc) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000300)={{{@in6=@dev, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@remote}}, &(0x7f0000000400)=0xe8) ioctl$sock_ifreq(r0, 0x8990, &(0x7f0000000440)={'ifb0\x00', @ifru_addrs=@can={0x1d, r3}}) socket$inet6_sctp(0xa, 0x5, 0x84) keyctl$unlink(0x9, r2, r2) fcntl$lock(r1, 0x7, &(0x7f0000003fe0)) 2018/04/03 20:42:59 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) request_key(&(0x7f00000001c0)='trusted\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000240)='+,posix_acl_access\x00', 0xffffffffffffffff) request_key(&(0x7f0000000280)='id_legacy\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000300)='trustedsecurity-\x00', 0xfffffffffffffffa) r0 = add_key(&(0x7f0000000340)='trusted\x00', &(0x7f0000000380)={0x73, 0x79, 0x7a, 0x0}, &(0x7f00000003c0)="38536183d4455d37cca0995e72a869fa74a18d592712df5c3ff6d08a6d5997e67e8487363e9ed4873edd0a595c74a0b7c993bef78b4fe07d8047155ce9532ce70b7e46f5575b7175973d2242e68c76373c6a51e84c7f", 0x56, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000440)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, r0) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:42:59 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000c6c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) setsockopt$inet6_buf(r0, 0x29, 0xcc, &(0x7f0000000000)="878de5df3cf05cd4498963337dd03d06c55329ac7c34e9304d42c2452848cfe09e8c352a22f7df5413cc10d7984c2f96c37ca8a69f72c62b218fbdc9bbe2f82cd16e25a9dfa1bfa387f02b6f68000c7f8c8daa9e1a728be102f0c755cfe9331dadf72dac1afc48207b3ef550ef53ed5593c634ec1dd370aea804dd91f7497861c04c7f165fe45fd71cc09fcb2515f4068ea174fc", 0x94) 2018/04/03 20:42:59 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x575, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:59 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mixer\x00', 0x240000, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000100)={0x100000, 0x10000}) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) lseek(r0, 0x0, 0x7) [ 175.510116] FAULT_INJECTION: forcing a failure. [ 175.510116] name failslab, interval 1, probability 0, space 0, times 0 [ 175.521508] CPU: 0 PID: 12648 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 175.528446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.537802] Call Trace: [ 175.540384] dump_stack+0x1a7/0x27d [ 175.544009] ? arch_local_irq_restore+0x53/0x53 [ 175.548664] ? finish_task_switch+0x17a/0x970 [ 175.553163] should_fail+0x914/0xae0 [ 175.556870] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 175.561970] ? memset+0x31/0x40 [ 175.565243] ? __sched_text_start+0x8/0x8 [ 175.569372] ? find_held_lock+0x35/0x1d0 [ 175.573427] ? __lock_is_held+0xb6/0x140 [ 175.577492] ? check_same_owner+0x320/0x320 [ 175.581819] should_failslab+0xec/0x120 [ 175.585783] __kmalloc_track_caller+0x5f/0x760 [ 175.590354] ? kstrdup_const+0x39/0x50 [ 175.594234] kstrdup+0x39/0x70 [ 175.597413] kstrdup_const+0x39/0x50 [ 175.601116] __kernfs_new_node+0xa9/0x580 [ 175.605254] ? kernfs_dop_revalidate+0x380/0x380 [ 175.609994] ? delete_node+0x2db/0xbc0 [ 175.613869] ? memset+0x31/0x40 [ 175.617142] ? snprintf+0xc0/0xf0 [ 175.620580] ? vsprintf+0x40/0x40 [ 175.624028] kernfs_new_node+0x80/0xf0 [ 175.627909] __kernfs_create_file+0x4b/0x320 [ 175.632308] cgroup_addrm_files+0x3c5/0xa70 [ 175.636626] ? cgroup_file_write+0x710/0x710 [ 175.641029] ? cgroup_idr_replace+0x3f/0x50 [ 175.645376] ? __lock_is_held+0xb6/0x140 [ 175.649434] ? kasan_check_write+0x14/0x20 [ 175.653650] ? online_css+0x241/0x300 [ 175.657438] css_populate_dir+0x198/0x420 [ 175.661575] cgroup_apply_control_enable+0x390/0xbc0 [ 175.666673] ? cgroup_propagate_control+0x570/0x570 [ 175.671688] ? css_populate_dir+0x289/0x420 [ 175.676003] cgroup_mkdir+0x56f/0xfd0 [ 175.679793] ? __lock_is_held+0xb6/0x140 [ 175.683845] ? cgroup_destroy_locked+0x750/0x750 [ 175.688583] ? rcu_read_lock_sched_held+0x108/0x120 [ 175.693587] ? kmem_cache_free+0x258/0x2a0 [ 175.697810] ? set_nlink+0x95/0x120 [ 175.701421] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 175.706334] ? kasan_check_write+0x14/0x20 [ 175.710554] ? kernfs_get_active+0xb7/0xf0 [ 175.714776] ? cgroup_destroy_locked+0x750/0x750 [ 175.719519] kernfs_iop_mkdir+0x153/0x1e0 [ 175.723658] vfs_mkdir+0x390/0x600 [ 175.727186] do_mkdirat+0x224/0x2b0 [ 175.730803] ? SyS_mknod+0x40/0x40 [ 175.734328] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 175.739850] ? do_syscall_64+0xb7/0x940 [ 175.743812] SyS_mkdir+0x22/0x30 [ 175.747159] ? SyS_mkdirat+0x30/0x30 [ 175.750857] do_syscall_64+0x281/0x940 [ 175.754726] ? vmalloc_sync_all+0x30/0x30 [ 175.758859] ? finish_task_switch+0x1b9/0x970 [ 175.763336] ? finish_task_switch+0x17a/0x970 [ 175.767815] ? syscall_return_slowpath+0x550/0x550 [ 175.772726] ? syscall_return_slowpath+0x2ac/0x550 [ 175.777640] ? prepare_exit_to_usermode+0x350/0x350 [ 175.782641] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 175.787996] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 175.792830] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 175.798002] RIP: 0033:0x4552d9 [ 175.801174] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/04/03 20:42:59 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000c6c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) [ 175.808869] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 175.816124] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 175.823374] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 175.830627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 175.837881] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002b [ 175.845674] cgroup: cgroup_addrm_files: failed to add stat, err=-12 2018/04/03 20:42:59 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x5d9, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:42:59 executing program 1: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r0, &(0x7f0000001e40)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001e00)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r0, &(0x7f00000000c0)=@set_option={0xe, 0x18, 0xfa00, @id_afonly={&(0x7f0000000000), r1, 0x0, 0x2, 0x4}}, 0x20) write$rdma_cm(r0, &(0x7f0000001e80)=@resolve_ip={0x3, 0x40, 0xfa00, {{0xa}, {0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, r1}}, 0x48) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000000040)={0x0, 0x80000, 0xffffffffffffff9c}) readv(r2, &(0x7f00000014c0)=[{&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000000180)=""/146, 0x92}, {&(0x7f0000001280)=""/36, 0x24}, {&(0x7f00000012c0)=""/152, 0x98}, {&(0x7f0000001380)=""/54, 0x36}, {&(0x7f00000013c0)=""/72, 0x48}, {&(0x7f0000001440)=""/107, 0x6b}], 0x7) poll(&(0x7f0000000140)=[{r0}, {r2, 0x4}, {r0, 0x8120}, {r0, 0x2}, {r2, 0x2}], 0x5, 0x200) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r2, 0x40086425, &(0x7f0000000100)={r3, 0xe248bb7a701ea65}) 2018/04/03 20:42:59 executing program 0: semget$private(0x0, 0x0, 0x80) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000000000)='./bus\x00', 0x141042, 0x0) ioctl$PIO_FONT(r0, 0x4b61, &(0x7f00000000c0)="22e215b9fbd71f0d376232a60284f266e1723eea455305cea1a6e731e13c0d3325740494c7de8d2cd93f8c515951b8ac635c148c3bf5e55c9ca402729549dc3ef96727a4d576e9") 2018/04/03 20:42:59 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) r1 = syz_open_procfs(0x0, &(0x7f00000001c0)='gid_map\x00') sendto$unix(r1, &(0x7f0000000200)="1df6f9cd42a38ea51997205f297c2255132a1a3aa8a55fb142dd8785fea0792bfc55173163f015bf23c706e5b4f976e5697207182299c28fbfcc6756ef6191078a37489da161e679cfc508e389d9eaf8b1d4056d6d02e7a8b86afddb3c", 0x5d, 0x24000004, 0x0, 0x0) 2018/04/03 20:42:59 executing program 2 (fault-call:4 fault-nth:44): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:42:59 executing program 4: r0 = socket$inet(0x10, 0xffffffffffffffff, 0x401) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000002fdb)="240000001a00030007fffd946fa283bc02eee6d87986c497271d856808001000d188737e", 0x24}], 0x1}, 0x0) 2018/04/03 20:42:59 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 176.007013] FAULT_INJECTION: forcing a failure. [ 176.007013] name failslab, interval 1, probability 0, space 0, times 0 [ 176.018347] CPU: 0 PID: 12689 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 176.025276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.034625] Call Trace: [ 176.037218] dump_stack+0x1a7/0x27d [ 176.040859] ? arch_local_irq_restore+0x53/0x53 [ 176.045560] should_fail+0x914/0xae0 [ 176.049279] ? kstrdup+0x39/0x70 [ 176.052658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 176.057767] ? cgroup_apply_control_enable+0x390/0xbc0 [ 176.063055] ? kernfs_iop_mkdir+0x153/0x1e0 [ 176.067377] ? vfs_mkdir+0x390/0x600 [ 176.071091] ? do_mkdirat+0x224/0x2b0 [ 176.074893] ? do_syscall_64+0x281/0x940 [ 176.078965] ? find_held_lock+0x35/0x1d0 [ 176.083044] ? find_held_lock+0x35/0x1d0 [ 176.087111] ? __lock_is_held+0xb6/0x140 [ 176.091176] ? check_same_owner+0x320/0x320 [ 176.095484] ? rcu_note_context_switch+0x710/0x710 [ 176.100396] ? rcu_read_lock_sched_held+0x108/0x120 [ 176.105404] should_failslab+0xec/0x120 [ 176.109365] kmem_cache_alloc+0x47/0x760 [ 176.113406] ? memcpy+0x45/0x50 [ 176.116672] ? kstrdup+0x59/0x70 [ 176.120030] __kernfs_new_node+0xe9/0x580 [ 176.124164] ? kernfs_dop_revalidate+0x380/0x380 [ 176.128910] ? delete_node+0x2db/0xbc0 [ 176.132779] ? memset+0x31/0x40 [ 176.136048] ? snprintf+0xc0/0xf0 [ 176.139486] ? vsprintf+0x40/0x40 [ 176.142928] ? trace_event_raw_event_lock+0x340/0x340 [ 176.148105] kernfs_new_node+0x80/0xf0 [ 176.151983] __kernfs_create_file+0x4b/0x320 [ 176.156379] cgroup_addrm_files+0x3c5/0xa70 [ 176.160702] ? cgroup_file_write+0x710/0x710 [ 176.165107] ? cgroup_idr_replace+0x3f/0x50 [ 176.169419] ? __lock_is_held+0xb6/0x140 [ 176.173474] ? kasan_check_write+0x14/0x20 [ 176.177693] ? online_css+0x241/0x300 [ 176.181484] css_populate_dir+0x198/0x420 [ 176.185621] cgroup_apply_control_enable+0x390/0xbc0 [ 176.190722] ? cgroup_propagate_control+0x570/0x570 [ 176.195739] ? css_populate_dir+0x289/0x420 [ 176.200054] cgroup_mkdir+0x56f/0xfd0 [ 176.203835] ? __lock_is_held+0xb6/0x140 [ 176.207895] ? cgroup_destroy_locked+0x750/0x750 [ 176.212652] ? rcu_read_lock_sched_held+0x108/0x120 [ 176.217743] ? kmem_cache_free+0x258/0x2a0 [ 176.221963] ? set_nlink+0x95/0x120 [ 176.225574] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 176.230487] ? kasan_check_write+0x14/0x20 [ 176.234706] ? kernfs_get_active+0xb7/0xf0 [ 176.238926] ? cgroup_destroy_locked+0x750/0x750 [ 176.243667] kernfs_iop_mkdir+0x153/0x1e0 [ 176.247804] vfs_mkdir+0x390/0x600 [ 176.251340] do_mkdirat+0x224/0x2b0 [ 176.254956] ? SyS_mknod+0x40/0x40 [ 176.258483] ? ksys_mount+0xd4/0x120 [ 176.262182] ? do_syscall_64+0xb7/0x940 [ 176.266145] SyS_mkdir+0x22/0x30 [ 176.269500] ? SyS_mkdirat+0x30/0x30 [ 176.273195] do_syscall_64+0x281/0x940 [ 176.277065] ? vmalloc_sync_all+0x30/0x30 [ 176.281196] ? finish_task_switch+0x1b9/0x970 [ 176.285670] ? finish_task_switch+0x17a/0x970 [ 176.290148] ? syscall_return_slowpath+0x550/0x550 [ 176.295063] ? syscall_return_slowpath+0x2ac/0x550 [ 176.299974] ? prepare_exit_to_usermode+0x350/0x350 [ 176.304974] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 176.310326] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 176.315165] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 176.320336] RIP: 0033:0x4552d9 [ 176.323509] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 176.331201] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 176.338454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 176.345706] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 176.352962] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 176.360213] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002c [ 176.367805] cgroup: cgroup_addrm_files: failed to add stat, err=-12 2018/04/03 20:43:00 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x5d9, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:00 executing program 1: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000280)='/dev/sequencer2\x00', 0x40, 0x0) accept$packet(0xffffffffffffff9c, &(0x7f00000002c0)={0x0, 0x0, 0x0}, &(0x7f0000000300)=0x14) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000340)={r1, 0x1, 0x6, @random="d1da5b133f08"}, 0x10) r2 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) fcntl$setsig(r2, 0xa, 0x41) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000000000)=@sack_info={0x0, 0x4, 0x7}, &(0x7f0000000040)=0xc) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f0000000080)={r3, 0x9}, &(0x7f00000000c0)=0x8) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000000140)={{{@in6=@loopback, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@multicast1}}, &(0x7f0000000240)=0xe8) openat$cgroup_procs(r2, &(0x7f0000000380)='cgroup.procs\x00', 0x2, 0x0) r5 = getegid() fchownat(r2, &(0x7f0000000100)='./bus/file0\x00', r4, r5, 0x1000) 2018/04/03 20:43:00 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) openat$mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/mixer\x00', 0x418000, 0x0) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:43:00 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:00 executing program 0: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rtc\x00', 0x2000, 0x0) ioctl$TIOCGSOFTCAR(r0, 0x5419, &(0x7f00000001c0)) r1 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0x4, 0x400000) ioctl$TCGETA(r1, 0x5405, &(0x7f0000000280)) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_MSRS(r0, 0x4008ae89, &(0x7f0000000140)={0x3, 0x0, [{0x94b, 0x0, 0xf201}, {0xa8e, 0x0, 0xc0}, {0xb78, 0x0, 0x6}]}) open(&(0x7f00000000c0)='./bus\x00', 0x141042, 0x0) 2018/04/03 20:43:00 executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000c6c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x108) 2018/04/03 20:43:00 executing program 7: r0 = mq_open(&(0x7f0000000100)='ip6tnl0\x00', 0x41, 0x0, &(0x7f0000000140)={0x0, 0x7, 0xffffffff}) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)=0x5, 0x4) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x5, 0xff]) 2018/04/03 20:43:00 executing program 2 (fault-call:4 fault-nth:45): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:00 executing program 4: syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000500)=[{&(0x7f00000009c0)}], 0x0, &(0x7f0000000980)={[{@utf8='utf8', 0x2c}, {@nls={'nls', 0x3d, 'none'}, 0x2c}]}) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x2) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000140)={0x0, 0x7}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000200)={r1, 0xfd78, 0x2, [0x3, 0x80000001]}, 0xc) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r0, 0xc01064b5, &(0x7f0000000180)={&(0x7f0000000100)=[0x0], 0x40000000000002f7}) [ 176.651156] FAULT_INJECTION: forcing a failure. [ 176.651156] name failslab, interval 1, probability 0, space 0, times 0 [ 176.662426] CPU: 0 PID: 12701 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 176.669352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.678707] Call Trace: [ 176.681297] dump_stack+0x1a7/0x27d [ 176.684932] ? arch_local_irq_restore+0x53/0x53 [ 176.689622] should_fail+0x914/0xae0 [ 176.693344] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:43:00 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f00000001c0)=ANY=[@ANYBLOB="02000000009c89cc2c030000000040690040735ba4b345"]) 2018/04/03 20:43:00 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0xfffffffffffffd63, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf22940967e741cb5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) keyctl$assume_authority(0x10, r0) 2018/04/03 20:43:00 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 176.698454] ? __might_sleep+0x95/0x190 [ 176.702440] ? rb_first_postorder+0xa0/0xa0 [ 176.706780] ? trace_hardirqs_off+0x10/0x10 [ 176.711110] ? find_held_lock+0x35/0x1d0 [ 176.715185] ? __lock_is_held+0xb6/0x140 [ 176.719272] ? check_same_owner+0x320/0x320 [ 176.723602] ? rcu_note_context_switch+0x710/0x710 [ 176.728549] should_failslab+0xec/0x120 [ 176.732537] __kmalloc_track_caller+0x5f/0x760 [ 176.737135] ? kstrdup_const+0x39/0x50 [ 176.741033] kstrdup+0x39/0x70 [ 176.744232] kstrdup_const+0x39/0x50 2018/04/03 20:43:00 executing program 0: mkdir(&(0x7f0000000180)='./file0\x00', 0x10) perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xeef, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mkdir(&(0x7f0000000100)='./file0/file0\x00', 0x0) mknod$loop(&(0x7f0000000000)='./file0/file0\x00', 0x8000, 0x1) socketpair$inet6(0xa, 0x800, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file0/file0\x00', 0x101000, 0x1) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000080)={@loopback={0x0, 0x1}, 0x8, 0x2, 0x0, 0x1, 0xfff, 0x2, 0x1c00000000000000}, 0x20) [ 176.747958] __kernfs_new_node+0xa9/0x580 [ 176.752118] ? kernfs_dop_revalidate+0x380/0x380 [ 176.756879] ? memset+0x31/0x40 [ 176.760177] ? snprintf+0xc0/0xf0 [ 176.763634] ? vsprintf+0x40/0x40 [ 176.767092] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 176.772030] ? cgroup_file_name+0x1d0/0x1d0 [ 176.776362] kernfs_new_node+0x80/0xf0 [ 176.780259] __kernfs_create_file+0x4b/0x320 [ 176.784678] cgroup_addrm_files+0x3c5/0xa70 [ 176.789026] ? cgroup_file_write+0x710/0x710 [ 176.793459] ? cgroup_idr_replace+0x3f/0x50 [ 176.797796] ? __lock_is_held+0xb6/0x140 2018/04/03 20:43:00 executing program 5: setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 176.801877] ? kasan_check_write+0x14/0x20 [ 176.806114] ? online_css+0x241/0x300 [ 176.809924] css_populate_dir+0x198/0x420 [ 176.814062] cgroup_apply_control_enable+0x390/0xbc0 [ 176.819165] ? cgroup_propagate_control+0x570/0x570 [ 176.824175] ? css_populate_dir+0x289/0x420 [ 176.828482] cgroup_mkdir+0x56f/0xfd0 [ 176.832262] ? __lock_is_held+0xb6/0x140 [ 176.836312] ? cgroup_destroy_locked+0x750/0x750 [ 176.841050] ? rcu_read_lock_sched_held+0x108/0x120 [ 176.846045] ? kmem_cache_free+0x258/0x2a0 [ 176.850266] ? set_nlink+0x95/0x120 [ 176.853873] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 176.858787] ? kasan_check_write+0x14/0x20 [ 176.863003] ? kernfs_get_active+0xb7/0xf0 [ 176.867217] ? cgroup_destroy_locked+0x750/0x750 [ 176.871953] kernfs_iop_mkdir+0x153/0x1e0 [ 176.876087] vfs_mkdir+0x390/0x600 [ 176.879613] do_mkdirat+0x224/0x2b0 [ 176.883226] ? SyS_mknod+0x40/0x40 [ 176.886752] ? ksys_mount+0xd4/0x120 [ 176.890446] ? do_syscall_64+0xb7/0x940 [ 176.894403] SyS_mkdir+0x22/0x30 [ 176.897748] ? SyS_mkdirat+0x30/0x30 [ 176.901442] do_syscall_64+0x281/0x940 [ 176.905316] ? vmalloc_sync_all+0x30/0x30 [ 176.909443] ? finish_task_switch+0x1b9/0x970 [ 176.913917] ? finish_task_switch+0x17a/0x970 [ 176.918394] ? syscall_return_slowpath+0x550/0x550 [ 176.923301] ? syscall_return_slowpath+0x2ac/0x550 [ 176.928210] ? prepare_exit_to_usermode+0x350/0x350 [ 176.933218] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 176.938571] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 176.943401] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 176.948571] RIP: 0033:0x4552d9 2018/04/03 20:43:00 executing program 6: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$packet_buf(r0, 0x107, 0xd, &(0x7f0000000200)=""/25, &(0x7f0000000240)=0x19) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0x6c) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer2\x00', 0x80000, 0x0) ioctl$KDGETKEYCODE(r2, 0x4b4c, &(0x7f0000000280)={0xfffffffffffffffc, 0xfffffffffffffffa}) [ 176.951742] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 176.959433] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 176.966685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 176.973934] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 176.981195] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 176.988444] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002d [ 176.996050] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/04/03 20:43:01 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000d1c000)=0x2a, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x2a, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000000000008004500001c0000000000119078ac2314aaac14140000004e2000090a78"], &(0x7f00000000c0)) 2018/04/03 20:43:01 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x5d9, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:01 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000023000)={&(0x7f0000024000)={0x10}, 0xc, &(0x7f0000023ff0)={&(0x7f0000010ec4)={0x1c, 0x20, 0x8aff, 0x0, 0x0, {0x4}, [@nested={0x8, 0x1, [@typed={0x4, 0x0, @binary}]}]}, 0x1c}, 0x1}, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x6, 0x10000) 2018/04/03 20:43:01 executing program 6: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) r2 = getpgid(0xffffffffffffffff) perf_event_open(&(0x7f00000001c0)={0x0, 0x70, 0xfffffffffffffff7, 0x0, 0x100000001, 0x1, 0x0, 0x23d, 0x2008, 0xc, 0x0, 0x0, 0x0, 0x267000000000000, 0x1, 0x3, 0x3, 0x1, 0x400, 0x8e08, 0x0, 0x6, 0xfffffffffffffffa, 0x7, 0x1, 0x2, 0x9, 0x5, 0xa8ae529, 0x3, 0x100000001, 0x401, 0xff, 0x9, 0x7, 0x84, 0x0, 0x1800, 0x0, 0x5, 0x2, @perf_config_ext={0x4943, 0x800}, 0x64, 0x7, 0x101, 0x3, 0x1, 0x1, 0x2}, r2, 0xb, r0, 0x8) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:43:01 executing program 5: setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:01 executing program 2 (fault-call:4 fault-nth:46): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:01 executing program 4: setrlimit(0xb, &(0x7f000003a000)) timer_create(0x0, &(0x7f0000b98000)={0x0, 0x0, 0x0, @thr={&(0x7f000015f000), &(0x7f0000611000)}}, &(0x7f00006c7000)) r0 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x5, 0x200000) connect$vsock_dgram(r0, &(0x7f0000000040)={0x28, 0x0, 0x8ffffffff, @my=0x0}, 0x10) 2018/04/03 20:43:01 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) request_key(&(0x7f00000001c0)='rxrpc\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000240)='keyring\x00', 0xfffffffffffffff8) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000380)='IPVS\x00') sendmsg$IPVS_CMD_NEW_SERVICE(r0, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0xb8, r1, 0xf00, 0x70bd2d, 0x25dfdbfe, {0x1}, [@IPVS_CMD_ATTR_DEST={0x50, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x20}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x7}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0xfffffffffffff33f}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x4}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x4}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@rand_addr=0x400}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x3}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_DEST={0x44, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e22}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x7fffffff}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x5}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x1000}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x4}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7ff}]}]}, 0xb8}, 0x1, 0x0, 0x0, 0x4040}, 0x48001) r2 = request_key(&(0x7f0000000280)='blacklist\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000300)='\x00', 0xfffffffffffffff8) r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000540)='/dev/ppp\x00', 0x800, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f00000005c0)={0x6, &(0x7f0000000580)=[{}, {}, {}, {0x0}, {}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r3, 0x40086425, &(0x7f0000000600)={r4, 0x2}) r5 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r2) keyctl$read(0xb, r5, &(0x7f0000000140)=""/108, 0x6c) syz_genetlink_get_family_id$ipvs(&(0x7f0000000500)='IPVS\x00') [ 177.192662] FAULT_INJECTION: forcing a failure. [ 177.192662] name failslab, interval 1, probability 0, space 0, times 0 [ 177.203992] CPU: 0 PID: 12762 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 177.210922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.220278] Call Trace: [ 177.222872] dump_stack+0x1a7/0x27d [ 177.226517] ? arch_local_irq_restore+0x53/0x53 [ 177.231194] should_fail+0x914/0xae0 [ 177.234891] ? kstrdup+0x39/0x70 [ 177.238246] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 177.243330] ? cgroup_apply_control_enable+0x390/0xbc0 [ 177.248586] ? kernfs_iop_mkdir+0x153/0x1e0 [ 177.252887] ? vfs_mkdir+0x390/0x600 [ 177.256588] ? do_mkdirat+0x224/0x2b0 [ 177.260370] ? do_syscall_64+0x281/0x940 [ 177.264418] ? find_held_lock+0x35/0x1d0 [ 177.268465] ? find_held_lock+0x35/0x1d0 [ 177.272514] ? __lock_is_held+0xb6/0x140 [ 177.276574] ? check_same_owner+0x320/0x320 [ 177.280884] ? rcu_note_context_switch+0x710/0x710 [ 177.285797] ? rcu_read_lock_sched_held+0x108/0x120 [ 177.290801] should_failslab+0xec/0x120 [ 177.294758] kmem_cache_alloc+0x47/0x760 [ 177.298800] ? memcpy+0x45/0x50 [ 177.302061] ? kstrdup+0x59/0x70 [ 177.305415] __kernfs_new_node+0xe9/0x580 [ 177.309548] ? kernfs_dop_revalidate+0x380/0x380 [ 177.314284] ? memset+0x31/0x40 [ 177.317551] ? snprintf+0xc0/0xf0 [ 177.320986] ? vsprintf+0x40/0x40 [ 177.324420] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 177.329331] ? cgroup_file_name+0x1d0/0x1d0 [ 177.333641] kernfs_new_node+0x80/0xf0 [ 177.337510] __kernfs_create_file+0x4b/0x320 [ 177.341910] cgroup_addrm_files+0x3c5/0xa70 [ 177.346225] ? cgroup_file_write+0x710/0x710 [ 177.350621] ? cgroup_idr_replace+0x3f/0x50 [ 177.354931] ? __lock_is_held+0xb6/0x140 [ 177.358984] ? kasan_check_write+0x14/0x20 [ 177.363197] ? online_css+0x241/0x300 [ 177.366982] css_populate_dir+0x198/0x420 [ 177.371113] cgroup_apply_control_enable+0x390/0xbc0 [ 177.376294] ? cgroup_propagate_control+0x570/0x570 [ 177.381296] ? css_populate_dir+0x289/0x420 [ 177.385604] cgroup_mkdir+0x56f/0xfd0 [ 177.389381] ? __lock_is_held+0xb6/0x140 [ 177.393427] ? cgroup_destroy_locked+0x750/0x750 [ 177.398164] ? rcu_read_lock_sched_held+0x108/0x120 [ 177.403159] ? kmem_cache_free+0x258/0x2a0 [ 177.407374] ? set_nlink+0x95/0x120 [ 177.410983] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 177.415898] ? kasan_check_write+0x14/0x20 [ 177.420115] ? kernfs_get_active+0xb7/0xf0 [ 177.424330] ? cgroup_destroy_locked+0x750/0x750 [ 177.429069] kernfs_iop_mkdir+0x153/0x1e0 [ 177.433199] vfs_mkdir+0x390/0x600 [ 177.437103] do_mkdirat+0x224/0x2b0 [ 177.440715] ? SyS_mknod+0x40/0x40 [ 177.444239] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 177.449755] ? do_syscall_64+0xb7/0x940 [ 177.453711] SyS_mkdir+0x22/0x30 [ 177.457054] ? SyS_mkdirat+0x30/0x30 [ 177.460744] do_syscall_64+0x281/0x940 [ 177.464612] ? vmalloc_sync_all+0x30/0x30 [ 177.468745] ? finish_task_switch+0x1b9/0x970 [ 177.473216] ? finish_task_switch+0x17a/0x970 [ 177.477692] ? syscall_return_slowpath+0x550/0x550 [ 177.482601] ? syscall_return_slowpath+0x2ac/0x550 [ 177.487512] ? prepare_exit_to_usermode+0x350/0x350 [ 177.492509] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 177.497859] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 177.502686] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 177.507853] RIP: 0033:0x4552d9 [ 177.511020] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 177.518712] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 177.525960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 177.533207] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:43:01 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x60b, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:01 executing program 5: setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 177.540454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 177.547704] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002e [ 177.555274] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/04/03 20:43:01 executing program 7: r0 = dup(0xffffffffffffffff) ioctl$KVM_S390_INTERRUPT_CPU(r0, 0x4010ae94, &(0x7f0000000040)={0x7fff, 0x8, 0x9021}) socketpair$inet(0x1e, 0x2, 0xb, &(0x7f0000000000)={0x0, 0xffffffffffffffff}) r2 = dup2(r1, r0) getsockopt$EBT_SO_GET_INFO(r2, 0x0, 0x80, &(0x7f0000000080)={'nat\x00'}, &(0x7f0000000100)=0x78) 2018/04/03 20:43:01 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x60b, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:01 executing program 0: r0 = socket$inet(0xa, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000000)=@broute={'broute\x00', 0x20, 0x1, 0x1a8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000240], 0x0, &(0x7f0000008000), &(0x7f0000000240)=ANY=[@ANYBLOB="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"]}, 0x220) 2018/04/03 20:43:01 executing program 2 (fault-call:4 fault-nth:47): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:01 executing program 6: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$adsp(&(0x7f0000000240)='/dev/adsp#\x00', 0x7, 0x4101) getsockopt$ax25_buf(r1, 0x101, 0x19, &(0x7f0000000280)=""/177, &(0x7f0000000340)=0xb1) r2 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) r3 = openat$cuse(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/cuse\x00', 0x10000, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r3, 0x89e1, &(0x7f0000000200)={r0}) keyctl$read(0xb, r2, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:43:01 executing program 1: r0 = socket$vsock_stream(0x28, 0x1, 0x0) r1 = signalfd(r0, &(0x7f0000a0d000)={0x5}, 0x8) r2 = epoll_create(0x100000000) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000518ff4)) unshare(0x8000400) signalfd(r1, &(0x7f0000e82000), 0x8) r3 = syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x5, 0x2080) ioctl$PIO_SCRNMAP(r3, 0x4b41, &(0x7f0000000000)="fd8f0c6bc318419fabe7d192c2cd925aa700c63535") ioctl$TUNGETSNDBUF(r3, 0x800454d3, &(0x7f0000000040)) connect$inet6(r3, &(0x7f0000000100)={0xa, 0x4e24, 0x2c, @mcast1={0xff, 0x1, [], 0x1}, 0x401}, 0x1c) 2018/04/03 20:43:01 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000080)={0x2, &(0x7f0000000040)=[{0x20, 0x0, 0x0, 0xfffffffffffff004}, {0x6}]}, 0x10) sendto$unix(r0, &(0x7f0000000140), 0x0, 0x0, &(0x7f00000001c0)=@abs, 0x6e) seccomp(0x1, 0x0, &(0x7f0000000140)={0x3, &(0x7f0000000100)=[{0x5, 0x8, 0x7, 0x7}, {0x1, 0x9, 0x401, 0x3}, {0x3, 0x6, 0xff, 0x8}]}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) 2018/04/03 20:43:01 executing program 5: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 177.723599] FAULT_INJECTION: forcing a failure. [ 177.723599] name failslab, interval 1, probability 0, space 0, times 0 [ 177.735083] CPU: 0 PID: 12798 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 177.742021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.751378] Call Trace: [ 177.753979] dump_stack+0x1a7/0x27d [ 177.757626] ? arch_local_irq_restore+0x53/0x53 [ 177.762317] should_fail+0x914/0xae0 [ 177.766045] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 177.771150] ? __might_sleep+0x95/0x190 [ 177.775138] ? rb_first_postorder+0xa0/0xa0 [ 177.779477] ? trace_hardirqs_off+0x10/0x10 [ 177.783807] ? find_held_lock+0x35/0x1d0 [ 177.787889] ? __lock_is_held+0xb6/0x140 [ 177.791964] ? check_same_owner+0x320/0x320 [ 177.796277] ? rcu_note_context_switch+0x710/0x710 [ 177.801206] should_failslab+0xec/0x120 [ 177.805165] __kmalloc_track_caller+0x5f/0x760 [ 177.809733] ? kstrdup_const+0x39/0x50 [ 177.813611] kstrdup+0x39/0x70 [ 177.816786] kstrdup_const+0x39/0x50 [ 177.820487] __kernfs_new_node+0xa9/0x580 [ 177.824634] ? kernfs_dop_revalidate+0x380/0x380 [ 177.829389] ? memset+0x31/0x40 [ 177.832661] ? snprintf+0xc0/0xf0 [ 177.836098] ? vsprintf+0x40/0x40 [ 177.839529] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 177.844440] ? cgroup_file_name+0x1d0/0x1d0 [ 177.848751] kernfs_new_node+0x80/0xf0 [ 177.852622] __kernfs_create_file+0x4b/0x320 [ 177.857013] cgroup_addrm_files+0x3c5/0xa70 [ 177.861323] ? cgroup_file_write+0x710/0x710 [ 177.865724] ? cgroup_idr_replace+0x3f/0x50 [ 177.870031] ? __lock_is_held+0xb6/0x140 [ 177.874085] ? kasan_check_write+0x14/0x20 [ 177.878299] ? online_css+0x241/0x300 [ 177.882086] css_populate_dir+0x198/0x420 [ 177.886220] cgroup_apply_control_enable+0x390/0xbc0 [ 177.891314] ? cgroup_propagate_control+0x570/0x570 [ 177.896317] ? css_populate_dir+0x289/0x420 [ 177.900623] cgroup_mkdir+0x56f/0xfd0 [ 177.904400] ? __lock_is_held+0xb6/0x140 [ 177.908450] ? cgroup_destroy_locked+0x750/0x750 [ 177.913187] ? rcu_read_lock_sched_held+0x108/0x120 [ 177.918181] ? kmem_cache_free+0x258/0x2a0 [ 177.922400] ? set_nlink+0x95/0x120 [ 177.926007] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 177.930918] ? kasan_check_write+0x14/0x20 [ 177.935132] ? kernfs_get_active+0xb7/0xf0 [ 177.939353] ? cgroup_destroy_locked+0x750/0x750 [ 177.944090] kernfs_iop_mkdir+0x153/0x1e0 [ 177.948224] vfs_mkdir+0x390/0x600 [ 177.951748] do_mkdirat+0x224/0x2b0 [ 177.955360] ? SyS_mknod+0x40/0x40 [ 177.958885] ? ksys_mount+0xd4/0x120 [ 177.962592] ? do_syscall_64+0xb7/0x940 [ 177.966550] SyS_mkdir+0x22/0x30 [ 177.969899] ? SyS_mkdirat+0x30/0x30 [ 177.973596] do_syscall_64+0x281/0x940 [ 177.977462] ? vmalloc_sync_all+0x30/0x30 [ 177.981593] ? finish_task_switch+0x1b9/0x970 [ 177.986065] ? finish_task_switch+0x17a/0x970 [ 177.990540] ? syscall_return_slowpath+0x550/0x550 [ 177.995451] ? syscall_return_slowpath+0x2ac/0x550 [ 178.000359] ? prepare_exit_to_usermode+0x350/0x350 [ 178.005358] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 178.010706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.015533] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 178.020700] RIP: 0033:0x4552d9 [ 178.023868] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 178.031563] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 178.038814] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 178.046065] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 178.053313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 178.060561] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002f [ 178.068368] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/04/03 20:43:02 executing program 7: syz_emit_ethernet(0x12, &(0x7f0000000040)={@dev={[0xaa, 0xaa, 0xaa, 0xaa]}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [{[], {0x8100}}]}, &(0x7f0000000000)={0x0, 0xfffffffffffffffc, [0x0, 0x4000]}) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000080)=0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84000) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000000140)={0x0, 0xd4, "593d754b122b1d334825336914a8d90d1c7348ddf4c1ea39845841f9c2873d010fecd0af8fc5418bfa6924156ee1c6053d7216b4b9b9b19e37add5db8ae0b0b35d5501756f4cfd353fd97749f054f74069e838eed9ab07e18331a0356fa27f30e532c99a60b4b3ee487941434597fc0d8cbac69f21df79d36c2c4c5838b41fc21e1feadfc2c9674851e389d4d1950991d8803d22d3c8400a1c1fdfb841b91225061ee8700e2dc075b058359a754fd8bdbd98604574a5ae462d34aa85cbb0c2a639734e8d08b17521767be384e3f3388ee911c6a3"}, &(0x7f0000000240)=0xdc) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000280)={r2, @in={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}}, 0x84) sched_getaffinity(r0, 0x8, &(0x7f00000000c0)) 2018/04/03 20:43:02 executing program 2 (fault-call:4 fault-nth:48): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:02 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000004c0)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4543(generic-gcm-aesni)\x00'}, 0x58) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') ioctl$DRM_IOCTL_AGP_INFO(r1, 0x80386433, &(0x7f0000000040)=""/34) ioctl$PPPIOCGCHAN(r1, 0x80047437, &(0x7f00000000c0)) socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x10) ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f0000000080)={0x2, 0x0, [0x0, 0x0]}) 2018/04/03 20:43:02 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x60b, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:02 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r4 = dup3(r3, r2, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000200)="0f30f3afbaf80c66b8981d068566efbafc0c66b80d00008066ef660f320f01df650f01ca66b9800000c00f326635000100000f3066b9700900000f3266b9800000c00f326635002000000f30f30f07", 0x4f}], 0x1, 0x0, &(0x7f00000002c0), 0x0) ioctl$KVM_SET_MSRS(r4, 0x4008ae89, &(0x7f0000000000)={0x1, 0x0, [{0x48b}]}) getsockopt$bt_BT_VOICE(r4, 0x112, 0xb, &(0x7f0000000040)=0x2, &(0x7f0000000080)=0x2) 2018/04/03 20:43:02 executing program 5: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:02 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = request_key(&(0x7f0000000300)='cifs.spnego\x00', &(0x7f0000000340)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000380)='keyring\x00', 0xfffffffffffffff9) add_key(&(0x7f00000001c0)='cifs.spnego\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000240)="d6057b46a4299c4882c2cc15297dcd8af2a20698c07ba208aa90d51dfb03560e6df9243ef21cb79a0bce29d104ea11e33cd27015f498f3ffd133eaa50f5c7e89f2517b7429479798a7624a169af88585dfc8b028ead3afddb70d88763f4f71b4443811b0428f94d2d34487ade156ad95d03344794e94330ed04fb9c026203308452634159df5b8", 0x87, r0) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:43:02 executing program 4: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000002ff7)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000001000)=""/246) ppoll(&(0x7f0000000000)=[{r0, 0x1080}, {r0}, {r0, 0x1000}, {r0, 0x9421}, {r0, 0x10}, {r0, 0x1}, {r0}, {r0, 0x10}, {r0, 0x84}], 0x9, &(0x7f0000000080)={0x0, 0x989680}, &(0x7f0000000280)={0x8}, 0x8) ioctl$LOOP_GET_STATUS64(r0, 0x4c05, &(0x7f0000000180)) ioctl$EVIOCGREP(r0, 0x4008744b, &(0x7f00000000c0)=""/174) [ 178.160638] FAULT_INJECTION: forcing a failure. [ 178.160638] name failslab, interval 1, probability 0, space 0, times 0 [ 178.171977] CPU: 0 PID: 12818 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 178.178903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.188255] Call Trace: [ 178.190848] dump_stack+0x1a7/0x27d [ 178.194488] ? arch_local_irq_restore+0x53/0x53 [ 178.199182] should_fail+0x914/0xae0 [ 178.202895] ? kstrdup+0x39/0x70 [ 178.206262] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 178.211351] ? cgroup_apply_control_enable+0x390/0xbc0 [ 178.216611] ? kernfs_iop_mkdir+0x153/0x1e0 [ 178.220914] ? vfs_mkdir+0x390/0x600 [ 178.224603] ? do_mkdirat+0x224/0x2b0 [ 178.228387] ? do_syscall_64+0x281/0x940 [ 178.232433] ? find_held_lock+0x35/0x1d0 [ 178.236481] ? find_held_lock+0x35/0x1d0 [ 178.240531] ? __lock_is_held+0xb6/0x140 [ 178.244590] ? check_same_owner+0x320/0x320 [ 178.248902] ? rcu_note_context_switch+0x710/0x710 [ 178.253813] ? rcu_read_lock_sched_held+0x108/0x120 [ 178.258813] should_failslab+0xec/0x120 [ 178.262775] kmem_cache_alloc+0x47/0x760 [ 178.266813] ? memcpy+0x45/0x50 [ 178.270083] ? kstrdup+0x59/0x70 [ 178.273437] __kernfs_new_node+0xe9/0x580 [ 178.277578] ? kernfs_dop_revalidate+0x380/0x380 [ 178.282319] ? memset+0x31/0x40 [ 178.285591] ? snprintf+0xc0/0xf0 [ 178.289023] ? vsprintf+0x40/0x40 [ 178.292461] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 178.297372] ? cgroup_file_name+0x1d0/0x1d0 [ 178.301681] kernfs_new_node+0x80/0xf0 [ 178.305552] __kernfs_create_file+0x4b/0x320 [ 178.309947] cgroup_addrm_files+0x3c5/0xa70 [ 178.314258] ? cgroup_file_write+0x710/0x710 [ 178.318652] ? cgroup_idr_replace+0x3f/0x50 [ 178.322957] ? __lock_is_held+0xb6/0x140 [ 178.327006] ? kasan_check_write+0x14/0x20 [ 178.331221] ? online_css+0x241/0x300 [ 178.335008] css_populate_dir+0x198/0x420 [ 178.339139] cgroup_apply_control_enable+0x390/0xbc0 [ 178.344231] ? cgroup_propagate_control+0x570/0x570 [ 178.349235] ? css_populate_dir+0x289/0x420 [ 178.353541] cgroup_mkdir+0x56f/0xfd0 [ 178.357326] ? __lock_is_held+0xb6/0x140 [ 178.361378] ? cgroup_destroy_locked+0x750/0x750 [ 178.366118] ? rcu_read_lock_sched_held+0x108/0x120 [ 178.371114] ? kmem_cache_free+0x258/0x2a0 [ 178.375333] ? set_nlink+0x95/0x120 [ 178.378941] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 178.383854] ? kasan_check_write+0x14/0x20 [ 178.388067] ? kernfs_get_active+0xb7/0xf0 [ 178.392278] ? cgroup_destroy_locked+0x750/0x750 [ 178.397013] kernfs_iop_mkdir+0x153/0x1e0 [ 178.401143] vfs_mkdir+0x390/0x600 [ 178.404665] do_mkdirat+0x224/0x2b0 [ 178.408276] ? SyS_mknod+0x40/0x40 [ 178.411797] ? ksys_mount+0xd4/0x120 [ 178.415494] ? do_syscall_64+0xb7/0x940 [ 178.419450] SyS_mkdir+0x22/0x30 [ 178.422797] ? SyS_mkdirat+0x30/0x30 [ 178.426490] do_syscall_64+0x281/0x940 [ 178.430356] ? vmalloc_sync_all+0x30/0x30 [ 178.434487] ? finish_task_switch+0x1b9/0x970 [ 178.438961] ? finish_task_switch+0x17a/0x970 [ 178.443439] ? syscall_return_slowpath+0x550/0x550 [ 178.448354] ? syscall_return_slowpath+0x2ac/0x550 [ 178.453261] ? prepare_exit_to_usermode+0x350/0x350 [ 178.458260] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 178.463606] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.468439] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 178.473609] RIP: 0033:0x4552d9 [ 178.476779] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 178.484469] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 178.491718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 178.498963] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:43:02 executing program 7: syz_emit_ethernet(0x2a, &(0x7f0000000080)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000005000008004500001c0000140000000000000890007c968b8e4876def05d000000"], &(0x7f0000000000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f00000000c0)) 2018/04/03 20:43:02 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key(&(0x7f0000000240)='pkcs7_test\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000002c0)="a4195c168f3896fb29902b81a317321cd0d042f64adca146", 0x18, 0xfffffffffffffffc) add_key$keyring(&(0x7f00000001c0)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, r0) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:43:02 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x624, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 178.506213] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 178.513461] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000030 [ 178.520950] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/04/03 20:43:02 executing program 0: mmap(&(0x7f0000000000/0xf9a000)=nil, 0xf9a000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r0, 0x800448f0, &(0x7f0000000080)) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='map_files\x00') getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f00000000c0), &(0x7f0000000100)=0x14) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000000), &(0x7f0000000040)=0x8) 2018/04/03 20:43:02 executing program 7: r0 = epoll_create1(0x0) r1 = fcntl$dupfd(r0, 0x1000000000406, r0) sync_file_range(r0, 0x101, 0x44, 0x2) r2 = epoll_create1(0xfffffffffffffffe) r3 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f0000d36ff4)={0xfc147812c6696267}) timerfd_settime(r3, 0x0, &(0x7f0000005000)={{}, {0x0, 0x989680}}, &(0x7f0000000fe0)) r4 = accept4$netrom(r1, &(0x7f0000000080), &(0x7f00000000c0)=0x10, 0x80800) sendmsg$nl_netfilter(r1, &(0x7f00000005c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000580)={&(0x7f0000000600)=ANY=[@ANYBLOB="18080000120900032abd7000fcdbdf250200000104002c003b23471d2b83f6d28684fcb2f4484f4f2b1a2e33477cd47191fe706779c84e5f4410324b816878bed337a84f212b4316f767dbbcca35bee554f9882fcc9420ee4840f0b5084dcee1643ff3d1648a770a1c4a533a1b2626dd15df9e2520540e073fd39cc296bf66a20a37e429536fb7ac34ce6b772e5250d618de4a9fa5e76c33b93d7112b1b4f5290993f92e18b692772caaf65060ddb6a6e16fd47a1c85c6ebc22515c9018cced18b42de5ae39082c6033651637ce6c31987aa74e31613024a245a0bec9d9d"], 0x18}, 0x1, 0x0, 0x0, 0x10}, 0x4) setsockopt$netrom_NETROM_T2(r4, 0x103, 0x2, &(0x7f0000000100)=0x401, 0x4) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f000001aff4)={0xffffffff80000009}) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r3, &(0x7f0000021ff4)={0x2001}) epoll_pwait(r2, &(0x7f0000a1efac)=[{}, {}], 0x2, 0x10, &(0x7f0000bbfff8), 0x8) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000000000)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f00004ca000)={&(0x7f0000000040)=ANY=[], 0x127}, 0x1, 0x0, 0x0, 0xfffffffffffffffc}, 0x0) futex(&(0x7f000000cffc), 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc)=0x4, 0x0, 0x4, &(0x7f0000edfff0)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x4, 0x1, &(0x7f0000cc3ff0)={0x77359400}, &(0x7f000044b000), 0x0) syz_fuseblk_mount(&(0x7f0000001380)='./file0\x00', &(0x7f00000013c0)='./file0\x00', 0xbffb, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xb21, 0x0) r5 = socket(0x4, 0x6, 0xfffffffffffffffd) r6 = socket(0x1e, 0x4, 0x0) syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0x0, 0x10000) socketpair$ax25(0x3, 0x2, 0xc4, &(0x7f0000000380)) ioctl$sock_bt(r6, 0x8907, &(0x7f0000000100)="d1519476405b25275bf431f0b467745d32817024112c8030ddcbd02dcc5e373e7d698fb9ff5692caf2f4a165ec616aea1ca0e879bbe69b1ba831a2228484adfc805eeb94c4a2a6bc3ff1ef3d028b05883c26dca0a8a3580f9b69a1a27f34f61a7ee2227e6b258bd22675f39694f870f00e7c55f04b506ce3852621d825e10aea6f5b3a6f45b6a3b4f8eb3a9f200e23848aa133a55277e079b8622ba60fe236dfd79e571304e00ee7e8f8908c3b1cbba466195672354d3efaf8d083") connect$unix(r6, &(0x7f0000000400)=@abs={0x0, 0x0, 0x4e23}, 0x19) r7 = openat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x2, 0x10) ioctl$KDSETLED(r7, 0x4b32, 0x80000000) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000447000)='./file0\x00', &(0x7f00000e1000)='msdos\x00', 0x0, &(0x7f000097bfff)) getsockopt$inet_IP_IPSEC_POLICY(r6, 0x0, 0x10, &(0x7f00000001c0)={{{@in6=@mcast2, @in=@remote}}, {{@in6=@remote}, 0x0, @in6=@remote}}, &(0x7f00000002c0)=0xe8) fcntl$getown(r5, 0x9) ioctl$KVM_SET_PIT2(r1, 0x4070aea0, &(0x7f0000000000)={[{0xfff, 0x1ff, 0x7, 0xb3b, 0xd2f0, 0x0, 0x6, 0x7ffe, 0x1f, 0x6, 0x8, 0x7, 0x7}, {0x3, 0x2a83, 0x6, 0x7f, 0x3, 0xb58f, 0x9, 0x4, 0x400, 0x1000, 0x697, 0x3, 0x1}, {0x7, 0x20, 0xb64, 0x7, 0x77f4, 0x0, 0xfff, 0x4, 0x8, 0x7, 0x1, 0x9, 0xffffffffffff11ef}], 0x6}) 2018/04/03 20:43:02 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/mixer\x00', 0x80, 0x0) ioctl$KVM_X86_SET_MCE(r1, 0x4040ae9e, &(0x7f0000000200)={0x8000000000000000, 0x0, 0xaac, 0x4, 0x10}) prctl$getreaper(0x27, &(0x7f0000000240)) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) clone(0x400, &(0x7f0000000280)="aaf1b85a97e2075c93b01acb79c836d64ddbdbbcbd7e2a6c0d1d31e825cbbf47c7610934994cece736f5e91313555980894e99e6bcdec92cbfcc", &(0x7f00000002c0), &(0x7f0000000300), &(0x7f0000000340)="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") 2018/04/03 20:43:02 executing program 5: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:02 executing program 4: mkdir(&(0x7f0000000100)='./control\x00', 0xc0) r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) getpeername$llc(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000040)=0x10) r1 = open(&(0x7f0000267ff6)='./control\x00', 0x0, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./control\x00'}, 0x10) mkdirat(r1, &(0x7f00000189a2)='./file0\x00', 0x0) r2 = openat(r1, &(0x7f000001aff8)='./file0\x00', 0x0, 0x0) mkdirat(r2, &(0x7f0000017000)='./file0\x00', 0x0) r3 = openat(r2, &(0x7f0000fafff2)='./file0/file0\x00', 0x10240, 0x0) ioctl$LOOP_CHANGE_FD(r3, 0x40049409, 0xffffffffffffffff) 2018/04/03 20:43:02 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x624, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:02 executing program 2 (fault-call:4 fault-nth:49): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:02 executing program 1: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x300, 0x0) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000000), &(0x7f0000000040)=0x4) bind$alg(r0, &(0x7f0000000140)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_ctr_aes128\x00'}, 0x58) setsockopt$ALG_SET_AEAD_AUTHSIZE(0xffffffffffffffff, 0x117, 0x5, 0x0, 0x8000000000008) 2018/04/03 20:43:02 executing program 0: syz_open_dev$evdev(&(0x7f0000000240)='/dev/input/event#\x00', 0xfffffffffffffffc, 0x101000) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'bridge0\x00'}) perf_event_open(&(0x7f000025c000)={0x2, 0x5f, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x1000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x4002, 0x0) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000080)={0x0, 0x1f}, &(0x7f00000002c0)=0x8) getsockname$inet(r1, &(0x7f0000000400)={0x0, 0x0, @multicast2}, &(0x7f0000000440)=0x10) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={r2, @in={{0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1, 0x5, 0x101, 0x1, 0x20}, &(0x7f00000003c0)=0x98) setsockopt$RDS_GET_MR_FOR_DEST(r1, 0x114, 0x7, &(0x7f0000000180)={@in6={0xa, 0x4e20, 0x40, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0xef7c}, {&(0x7f0000000100)=""/54, 0x36}, &(0x7f0000000140), 0x40}, 0xa0) getsockname$ax25(r1, &(0x7f0000000280), &(0x7f00000000c0)=0x10) sendmsg$nl_generic(r0, &(0x7f000028c000)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000d11fa0)={0x1c, 0x18, 0xffffffffffffffff, 0x0, 0x0, {0x1}, [@nested={0x8, 0x3, [@generic="e6"]}]}, 0x1c}, 0x1}, 0x0) [ 178.751556] FAULT_INJECTION: forcing a failure. [ 178.751556] name failslab, interval 1, probability 0, space 0, times 0 [ 178.762842] CPU: 1 PID: 12861 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 178.769764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.779112] Call Trace: [ 178.781703] dump_stack+0x1a7/0x27d [ 178.785334] ? arch_local_irq_restore+0x53/0x53 [ 178.790009] should_fail+0x914/0xae0 [ 178.793734] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 178.798833] ? __might_sleep+0x95/0x190 [ 178.802807] ? rb_first_postorder+0xa0/0xa0 [ 178.807136] ? trace_hardirqs_off+0x10/0x10 [ 178.811460] ? find_held_lock+0x35/0x1d0 [ 178.815523] ? __lock_is_held+0xb6/0x140 [ 178.819594] ? check_same_owner+0x320/0x320 [ 178.823937] ? rcu_note_context_switch+0x710/0x710 [ 178.828873] should_failslab+0xec/0x120 [ 178.832845] __kmalloc_track_caller+0x5f/0x760 [ 178.837427] ? kstrdup_const+0x39/0x50 [ 178.841311] kstrdup+0x39/0x70 [ 178.844496] kstrdup_const+0x39/0x50 [ 178.848208] __kernfs_new_node+0xa9/0x580 [ 178.852358] ? kernfs_dop_revalidate+0x380/0x380 [ 178.857116] ? snprintf+0xc0/0xf0 [ 178.860566] ? vsprintf+0x40/0x40 [ 178.864020] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 178.868950] ? cgroup_file_name+0x1d0/0x1d0 [ 178.873274] kernfs_new_node+0x80/0xf0 [ 178.877163] __kernfs_create_file+0x4b/0x320 [ 178.881574] cgroup_addrm_files+0x3c5/0xa70 [ 178.885903] ? cgroup_file_write+0x710/0x710 [ 178.890322] ? cgroup_idr_replace+0x3f/0x50 [ 178.894648] ? __lock_is_held+0xb6/0x140 2018/04/03 20:43:02 executing program 4: r0 = socket$inet6_sctp(0xa, 0x408000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) fsync(r0) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000180)=ANY=[@ANYRES32=0x0, @ANYBLOB="0200010400004760b3f0a69e1e32450f839e10c0fe35223ef712a516eb41258d2f0166d4c6a9b4e86f97fd36a460014058e6d2b7b5db623cfc70c2e0fd94438bd030774bf1863cfbb47e217647c5c5a6445b50686ea92a70d2da0542f364cda3f65a2b4cea72cd30021c0a8bf4cee4d058b62c523abd8002709d374e4347bf7b922ddb8e02bb40b05d95b34c4261ed8f692dc5b996f7c51177331fa8f0ebbbb844f6fda5b7b1f86791e9db55875deae3dd33fc4e2ad75b4aed328b6854aeb4"], 0xa) 2018/04/03 20:43:02 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="65922e0958526a24ee46c0fe98dfe24081cfe4ce873e82d703779e11592b8c168af11805ff22dfeaf85a6fc8987c11b8a4fb34f731b8e468a859ee0205054a3ee51699a974437121fb53318b69c1dfd9d0f1d26b451f290e814a2a30ed07cffb2fe5c79b6af018caaee2040c34ab9c68859a2a3670c42c6ee5116b8d37f275b70f1adf4dfa21bd0c96d031e71618f0b9219d729fa42def7b64d1bea698930f066a94b509700feb871eebe7ad842bd23f92cc4edb90a1d3972f7132cc82b1231c31ff20f5d88aa4cb694b2faa48580da32f72b3cca127494fc7b0aff2a9a85078775cd4b3368c124c1751afc5d6de592ba2f4261b125badb5d292103b06d8e63a6f43e3755245c3816305f6bd8bd197dd5d25823a513a62895bf95d3adebae6a59362c3940cb8b778a72ed9b2296182f9ff470242d15062336c6ba0a8370c62fa0d03d1b01b8ff668f76f2318507669d4e530d4b8e0be8a06b59cfee01c830a4bd7e3ce0282859ee9455b3d3bcbd61a0a91cdde373ae3ec1d67a5860c01f7a200c80613f35b37a802f2b3809ea63c10c93fedcb962cf39a179db80feaf4bceb5d0f6d9bef3728df882909c24b2b86d8153778d36aaa73d94c3df255f5221d04d70e045a2ead3dddaf731b1168472667873e60200b909b91e7df12b912c6f640b00febb400397786dcf8bc490dbac4aad7009a406b79fcf78c0afeb915a13c1512c2cda7fd39585c6e7af8dea8cbd73265241839ef10ccb64a69ba7f2f6755c15b65918f8cd6192a15e5b3092366b39604b76b4ce86301639d9babb81a7ff1ca3bf91a19fc644ad5271acbf3a9f0548e63e36f7c3b59864afa70a2fb760f163ccf67133a2c0a4be3794d769b96bffec48b1abcb25540055da260e46d976757eda5fcaad2de5919cde577d66e1e8812af46fbfcfd45ac409f515be1b685a3f07af5dfd89740d99e14966ace4379acd496bc4ee1d8e10f603760d35439b053fb8207faff133d5ac33d872e41fe8aa0be858a71383acaf3daabc2c1dea8485bbcdd77a21eae1b2c4da828b811f9d02ab6b0624d818b582e29f2ebaeb762e2a1caca146cb5a4b17a64831677f2ac3e40737ca8df11a8379f0df08cdfacc5615aeef46364440e117ab5971f969964c78875f9f0cd195e31b32068f1c595a5b2ccb72c0d618b1e8275764d7aee4a708ff9d91d6d301f352c571100a8ba2b06fa81d78ffda6c6e5ce801d08adff66608747a6f399f4e94e8b676dd43e73aab17950a6a458eede50be0df87d04d13a9696f8e951ededfeeda42ebc4c3950187fa62beb0cbd4accac19d4a2a897c07ff907fc0dc45f26b39178ff64a4ca3369ae60fcb61f6da01de35b66ae4a7cbc108f04876e0613d4d8364e2047e0a52db54dff8143be4e90852c96029cdc9e75417d4e846b851c656eb4db0fc76545e0c7fbee8d1614bfcfe871c2800db21cf471028e6879e0028d3f1f4e2453b0c008cde7ce5b444b8aac3a4056757cbc63a7f0150c87c17633c485509ead0b9c77324fab2bbdc92509db811997a93afc60ad0fa26077768e2da8a1f6977e6c025879a75f11cc0fecdf3ad81d6f84b37f7aa198d3d2d2b33cb315dfb6f69a366772677f96c7dd0801592b847525a49183baf17cce172de7ab5cc33ac7b4c0709518b08a541688c3254a0706fa51ef03e3670544c270fab94ef02dc60806a01f9d193abcf5081d38dc2b7360df9cc3e2ddf240ce006e5fc1423a2952722460c451aa6029a8f75c741302bda7b69068ed2c587b9cd4d612318aba4a8ecad9d6a1ed387f2cc7203fff6165f5fcae8e79245dd0142440a8c323d263a0a8ca8123b86e85702e215689ea80da01a17c7a1262dbdf020757878ce0cebcc2e7053330213e7e42503970c96439185173a07cec553355892c20d5e26d2b728a67d948c09c25aa1710f1432b428bfbe24c5370fb01837a4a25e5a08548b7cbf0e310bc7d743f5f2766fa2ec1c717a1f823f131ab3256fd0bcc461f3cd6f9cf7289b529450c82484f972f9ace59f50ce7e1bd3c2a0eeb8362211a4eefa531566a3d325163efac9e920b3f434789b6f5b712948923a8cd9d809a433daf11d1d015c2ec47099820509cf1485115041931197a11801cddc823e5f7c0a0e0ad610100aa4be54cb5277d70fb42ffc11feed487f7a79f7c7f39aeb77933c32d035f88188674adf21eee9039c3843d5fe3917380840331", 0x624, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:02 executing program 4: syz_emit_ethernet(0x2a, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @dev={0xac, 0x14, 0x14}, @remote={0xac, 0x14, 0x14, 0xbb}}, @icmp=@address_reply={0x12}}}}}, &(0x7f0000000080)) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000000c0), 0x0) ioctl$TIOCGPTPEER(0xffffffffffffffff, 0x5441, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/mixer\x00', 0x0, 0x0) getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000400)={'broute\x00', 0x0, 0x3, 0x62, [], 0xa, &(0x7f00000002c0)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f0000000380)=""/98}, &(0x7f0000000500)=0x78) r2 = dup3(r1, r0, 0x0) bind$alg(r1, &(0x7f0000000480)={0x26, 'hash\x00', 0x0, 0x0, 'sha224-generic\x00'}, 0x58) mknod$loop(&(0x7f0000000200)='./file0\x00', 0x0, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f00000000c0)={0x0, 0x9, 0x4, 0x9, 0x7, 0x7fff}, &(0x7f0000000180)=0x14) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000540)={0x0, 'bridge0\x00', 0x1}, 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000240)={r3, 0x8}, &(0x7f0000000280)=0x8) 2018/04/03 20:43:02 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x630, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:02 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x630, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:02 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = dup(r0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000180)={0x0, 0x1}, &(0x7f00000002c0)=0x8) setsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000300)=@assoc_id=r2, 0x4) sendmsg$nl_xfrm(r0, &(0x7f00000000c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000001c0)=@updsa={0xf0, 0x1a, 0x409, 0x0, 0x0, {{@in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, {@in6}, @in=@rand_addr, {}, {}, {}, 0x0, 0x0, 0x2}}, 0xf0}, 0x1}, 0x0) [ 178.898712] ? kasan_check_write+0x14/0x20 [ 178.902943] ? online_css+0x241/0x300 [ 178.906747] css_populate_dir+0x198/0x420 [ 178.910899] cgroup_apply_control_enable+0x390/0xbc0 [ 178.916015] ? cgroup_propagate_control+0x570/0x570 [ 178.921041] ? css_populate_dir+0x289/0x420 [ 178.925366] cgroup_mkdir+0x56f/0xfd0 [ 178.929159] ? __lock_is_held+0xb6/0x140 [ 178.933223] ? cgroup_destroy_locked+0x750/0x750 [ 178.937972] ? rcu_read_lock_sched_held+0x108/0x120 [ 178.942987] ? kmem_cache_free+0x258/0x2a0 [ 178.947222] ? set_nlink+0x95/0x120 [ 178.950850] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 178.955780] ? kasan_check_write+0x14/0x20 [ 178.960016] ? kernfs_get_active+0xb7/0xf0 [ 178.964304] ? cgroup_destroy_locked+0x750/0x750 [ 178.969058] kernfs_iop_mkdir+0x153/0x1e0 [ 178.973201] vfs_mkdir+0x390/0x600 [ 178.976747] do_mkdirat+0x224/0x2b0 [ 178.980470] ? SyS_mknod+0x40/0x40 [ 178.984011] ? ksys_mount+0xd4/0x120 [ 178.987715] ? do_syscall_64+0xb7/0x940 [ 178.991686] SyS_mkdir+0x22/0x30 [ 178.995044] ? SyS_mkdirat+0x30/0x30 [ 178.998751] do_syscall_64+0x281/0x940 [ 179.002631] ? vmalloc_sync_all+0x30/0x30 [ 179.006768] ? kasan_check_write+0x14/0x20 [ 179.011001] ? finish_task_switch+0x284/0x970 [ 179.015493] ? syscall_return_slowpath+0x550/0x550 [ 179.020417] ? syscall_return_slowpath+0x2ac/0x550 [ 179.025340] ? prepare_exit_to_usermode+0x350/0x350 [ 179.030351] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 179.035721] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.040576] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 179.045754] RIP: 0033:0x4552d9 [ 179.048930] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 179.056631] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 179.063884] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 179.071133] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 179.078375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 179.085618] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000031 [ 179.093048] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/04/03 20:43:03 executing program 1: perf_event_open(&(0x7f0000220000)={0x2, 0x2f4, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000265ff7)='/dev/sg#\x00', 0x0, 0x2) write$tun(r0, &(0x7f0000000000), 0x32) ioctl(r0, 0x9, &(0x7f0000000040)="93ef7b4d0c607e1a509f1965f8d11984daed4c73f09f3da8cdc52d40798290699f48fa6d114d778d1deba53ce7554b32a9e0b7ce86fdbdef303f09054ec91e4e1286dbf9a97d025e275712e66db6dc2013fc2c507b67e572d582dfe0e3ebe510a3cc000000000000000000000000000000006b") 2018/04/03 20:43:03 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:03 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) r1 = getpgid(0x0) ptrace$pokeuser(0x6, r1, 0x100, 0x7ff) 2018/04/03 20:43:03 executing program 0: socket$inet_smc(0x2b, 0x1, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000280)=ANY=[@ANYBLOB="2c00000017000000008a689c14137c332c68b578d3f8d138c585ccd343be22f5e0227ede4ce17e7d1aefbc9204d7da67736fced1fec44c0d51d9233845b6270878ff95ba61d25c110ffd0929d2cf06b9d66410af96c0cc30c33f4810f0ebf1cc6920f58c522657c6ac1b346722337179658a9249952222515c06397428061832100a1364fc", @ANYRES32=0x0, @ANYBLOB="14000100fe800000000000000000000000000000"], 0x2c}, 0x1}, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cgroup.stat\x00', 0x0, 0x0) ioctl$KVM_GET_EMULATED_CPUID(r1, 0xc008ae09, &(0x7f0000000080)=""/45) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000140)={r1, &(0x7f0000000080), &(0x7f00000000c0)=""/19}, 0x18) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000180), &(0x7f00000001c0)=0x4) 2018/04/03 20:43:03 executing program 2 (fault-call:4 fault-nth:50): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:03 executing program 7: socketpair(0x5, 0x5, 0x100000000, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet6_mreq(r0, 0x29, 0x0, &(0x7f0000000400)={@dev, 0x0}, &(0x7f0000000440)=0x14) recvfrom$packet(r0, &(0x7f0000000080)=""/53, 0x35, 0x40000000, &(0x7f0000000480)={0x11, 0x1f, r1, 0x1, 0xb4, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) mmap(&(0x7f0000000000/0xfc2000)=nil, 0xfc2000, 0x4, 0x32, 0xffffffffffffffff, 0x0) connect$inet(r0, &(0x7f00006d1ff0)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000040)=0xdecd, 0x4) 2018/04/03 20:43:03 executing program 4: syz_emit_ethernet(0x2a, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, @dev={0xac, 0x14, 0x14}, @remote={0xac, 0x14, 0x14, 0xbb}}, @icmp=@address_reply={0x12}}}}}, &(0x7f0000000080)) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000000c0), 0x0) ioctl$TIOCGPTPEER(0xffffffffffffffff, 0x5441, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/mixer\x00', 0x0, 0x0) getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000400)={'broute\x00', 0x0, 0x3, 0x62, [], 0xa, &(0x7f00000002c0)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f0000000380)=""/98}, &(0x7f0000000500)=0x78) r2 = dup3(r1, r0, 0x0) bind$alg(r1, &(0x7f0000000480)={0x26, 'hash\x00', 0x0, 0x0, 'sha224-generic\x00'}, 0x58) mknod$loop(&(0x7f0000000200)='./file0\x00', 0x0, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f00000000c0)={0x0, 0x9, 0x4, 0x9, 0x7, 0x7fff}, &(0x7f0000000180)=0x14) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000540)={0x0, 'bridge0\x00', 0x1}, 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000240)={r3, 0x8}, &(0x7f0000000280)=0x8) [ 179.531622] print_req_error: I/O error, dev loop199, sector 0 [ 179.537615] FAT-fs (loop199): unable to read boot sector [ 179.564329] print_req_error: I/O error, dev loop199, sector 0 [ 179.570691] FAT-fs (loop199): unable to read boot sector 2018/04/03 20:43:03 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x630, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:03 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:03 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00005a0fff)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000bd6ff4)={0x0, 0x0, 0x4000020030}, 0xc) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000b2b000)={0x0, 0x1}, 0x8) write(r0, &(0x7f0000000000)="eba92c2e41b396d0e0766e8240a6ec8a81d6253b27a27f95423dc4f89cc4a6d913a6d7a6c62187e2b96d0792807d81ca98db8317e3de8b1d15d67dd3bcc44da1556471f5eb29a86ac5d9bd099e7b85a24579b5e6d9cddba492eed60f4d9719bfa30ef83a122413d342a4e2a4ee3d1a25eb09e9436b8cbd6edba63dcdbb34c95bee72f3e69bc8ca3661fe8659dd7a158e1dd9fa698d0c0007c79e46b773078fb3e95a083b3a098755ab85f03da0ac", 0xae) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000f0cffc), 0x4) write(r0, &(0x7f0000000340)="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", 0xe01) 2018/04/03 20:43:03 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x636, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 179.626800] FAULT_INJECTION: forcing a failure. [ 179.626800] name failslab, interval 1, probability 0, space 0, times 0 [ 179.638142] CPU: 1 PID: 12901 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 179.645064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.654414] Call Trace: [ 179.657002] dump_stack+0x1a7/0x27d [ 179.660634] ? arch_local_irq_restore+0x53/0x53 [ 179.665309] should_fail+0x914/0xae0 [ 179.669022] ? kstrdup+0x39/0x70 [ 179.672390] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 179.677485] ? cgroup_apply_control_enable+0x390/0xbc0 [ 179.682760] ? kernfs_iop_mkdir+0x153/0x1e0 [ 179.687078] ? vfs_mkdir+0x390/0x600 [ 179.690785] ? do_mkdirat+0x224/0x2b0 [ 179.694579] ? SyS_mkdir+0x22/0x30 [ 179.698115] ? do_syscall_64+0x281/0x940 [ 179.702172] ? find_held_lock+0x35/0x1d0 [ 179.706240] ? find_held_lock+0x35/0x1d0 [ 179.710303] ? __lock_is_held+0xb6/0x140 [ 179.714373] ? check_same_owner+0x320/0x320 [ 179.718698] ? rcu_note_context_switch+0x710/0x710 2018/04/03 20:43:03 executing program 6: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f00000001c0)={0x7, 0x70, 0x38000000, 0x3, 0xfffffffffffffff7, 0x1, 0x0, 0x2, 0x22200, 0x1, 0xfffffffffffff800, 0x5ce, 0x7fff, 0xffff, 0x5, 0xa6d9, 0x20, 0x20, 0x2, 0xff, 0x6, 0x25c7a0cd, 0x4, 0x0, 0x0, 0x7, 0x0, 0x9, 0x8, 0x8, 0x4, 0x4, 0x8, 0xff, 0x0, 0x7, 0x6, 0x20, 0x0, 0x98, 0x4, @perf_config_ext={0x8000, 0x4}, 0x20040, 0x6, 0x2, 0x4, 0x1, 0x3ff, 0x100000000}, r1, 0x1, r0, 0x1) r2 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000280)) keyctl$read(0xb, r2, &(0x7f0000000140)=""/108, 0x6c) keyctl$read(0xb, r2, &(0x7f0000000240)=""/36, 0x24) 2018/04/03 20:43:03 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='net/snmp6\x00') sendfile(r0, r0, &(0x7f0000000140), 0x1ff) preadv(r0, &(0x7f0000b5cff8)=[{&(0x7f00006f0000)=""/154, 0x9a}], 0x1, 0x47) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000100)=0x0) perf_event_open(&(0x7f0000000080)={0x5, 0x70, 0x9, 0x5, 0x6, 0x2, 0x0, 0xc0, 0x4000, 0x2, 0x9, 0x3269, 0x8001, 0x4, 0x7, 0x7ff, 0x5f, 0x3ff, 0x7, 0x100000000, 0x100, 0x10, 0x6, 0x100000000, 0x35b, 0x401, 0x9, 0x7, 0x2, 0xffffffff, 0x8, 0x3, 0xbe3a, 0x80, 0xfffffffffffffff7, 0xebc5, 0x10001, 0x400, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000040), 0x4}, 0x10, 0x10001, 0x82a1, 0x7, 0x80000000, 0x3, 0x7}, r1, 0xa, r0, 0x8) 2018/04/03 20:43:03 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 179.723623] ? rcu_read_lock_sched_held+0x108/0x120 [ 179.728644] should_failslab+0xec/0x120 [ 179.732615] kmem_cache_alloc+0x47/0x760 [ 179.736676] ? memcpy+0x45/0x50 [ 179.739960] ? kstrdup+0x59/0x70 [ 179.743335] __kernfs_new_node+0xe9/0x580 [ 179.747485] ? kernfs_dop_revalidate+0x380/0x380 [ 179.752241] ? snprintf+0xc0/0xf0 [ 179.755687] ? vsprintf+0x40/0x40 [ 179.759136] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 179.764072] ? cgroup_file_name+0x1d0/0x1d0 [ 179.768393] kernfs_new_node+0x80/0xf0 [ 179.772310] __kernfs_create_file+0x4b/0x320 [ 179.776717] cgroup_addrm_files+0x3c5/0xa70 [ 179.781049] ? cgroup_file_write+0x710/0x710 [ 179.785465] ? cgroup_idr_replace+0x3f/0x50 [ 179.789787] ? __lock_is_held+0xb6/0x140 [ 179.793853] ? kasan_check_write+0x14/0x20 [ 179.798083] ? online_css+0x241/0x300 [ 179.801883] css_populate_dir+0x198/0x420 [ 179.806029] cgroup_apply_control_enable+0x390/0xbc0 [ 179.811132] ? cgroup_propagate_control+0x570/0x570 [ 179.816153] ? css_populate_dir+0x289/0x420 [ 179.820473] cgroup_mkdir+0x56f/0xfd0 2018/04/03 20:43:03 executing program 6: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0x6c) r2 = dup3(r0, r0, 0x80000) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f00000001c0)={0x0, 0x3, 0x10001}, &(0x7f0000000400)=0x8) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000440)={r3, 0x9, 0x20, 0x40, 0x3}, &(0x7f0000000480)=0x18) r4 = syz_open_dev$midi(&(0x7f00000003c0)='/dev/midi#\x00', 0x7c, 0x80002000) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000200)={0x0, @in6={{0xa, 0x4e21, 0x787, @empty, 0x5}}, [0x4, 0x1f, 0xd6, 0xfffffffffffffff8, 0x3ff, 0x9, 0xfff, 0x4, 0xfffffffffffffffc, 0x8000, 0x2, 0x98, 0x2, 0x2, 0x7]}, &(0x7f0000000300)=0x100) ioctl$TCSETAF(r4, 0x5408, &(0x7f0000000100)={0x100, 0x6, 0xffff, 0x0, 0x400, 0x7ff, 0xffff, 0x4, 0x7, 0xfffffffffffffff9}) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r4, 0x84, 0x72, &(0x7f0000000340)={r5, 0x83, 0x30}, &(0x7f0000000380)=0xc) 2018/04/03 20:43:03 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="65922e0958526a24ee46c0fe98dfe24081cfe4ce873e82d703779e11592b8c168af11805ff22dfeaf85a6fc8987c11b8a4fb34f731b8e468a859ee0205054a3ee51699a974437121fb53318b69c1dfd9d0f1d26b451f290e814a2a30ed07cffb2fe5c79b6af018caaee2040c34ab9c68859a2a3670c42c6ee5116b8d37f275b70f1adf4dfa21bd0c96d031e71618f0b9219d729fa42def7b64d1bea698930f066a94b509700feb871eebe7ad842bd23f92cc4edb90a1d3972f7132cc82b1231c31ff20f5d88aa4cb694b2faa48580da32f72b3cca127494fc7b0aff2a9a85078775cd4b3368c124c1751afc5d6de592ba2f4261b125badb5d292103b06d8e63a6f43e3755245c3816305f6bd8bd197dd5d25823a513a62895bf95d3adebae6a59362c3940cb8b778a72ed9b2296182f9ff470242d15062336c6ba0a8370c62fa0d03d1b01b8ff668f76f2318507669d4e530d4b8e0be8a06b59cfee01c830a4bd7e3ce0282859ee9455b3d3bcbd61a0a91cdde373ae3ec1d67a5860c01f7a200c80613f35b37a802f2b3809ea63c10c93fedcb962cf39a179db80feaf4bceb5d0f6d9bef3728df882909c24b2b86d8153778d36aaa73d94c3df255f5221d04d70e045a2ead3dddaf731b1168472667873e60200b909b91e7df12b912c6f640b00febb400397786dcf8bc490dbac4aad7009a406b79fcf78c0afeb915a13c1512c2cda7fd39585c6e7af8dea8cbd73265241839ef10ccb64a69ba7f2f6755c15b65918f8cd6192a15e5b3092366b39604b76b4ce86301639d9babb81a7ff1ca3bf91a19fc644ad5271acbf3a9f0548e63e36f7c3b59864afa70a2fb760f163ccf67133a2c0a4be3794d769b96bffec48b1abcb25540055da260e46d976757eda5fcaad2de5919cde577d66e1e8812af46fbfcfd45ac409f515be1b685a3f07af5dfd89740d99e14966ace4379acd496bc4ee1d8e10f603760d35439b053fb8207faff133d5ac33d872e41fe8aa0be858a71383acaf3daabc2c1dea8485bbcdd77a21eae1b2c4da828b811f9d02ab6b0624d818b582e29f2ebaeb762e2a1caca146cb5a4b17a64831677f2ac3e40737ca8df11a8379f0df08cdfacc5615aeef46364440e117ab5971f969964c78875f9f0cd195e31b32068f1c595a5b2ccb72c0d618b1e8275764d7aee4a708ff9d91d6d301f352c571100a8ba2b06fa81d78ffda6c6e5ce801d08adff66608747a6f399f4e94e8b676dd43e73aab17950a6a458eede50be0df87d04d13a9696f8e951ededfeeda42ebc4c3950187fa62beb0cbd4accac19d4a2a897c07ff907fc0dc45f26b39178ff64a4ca3369ae60fcb61f6da01de35b66ae4a7cbc108f04876e0613d4d8364e2047e0a52db54dff8143be4e90852c96029cdc9e75417d4e846b851c656eb4db0fc76545e0c7fbee8d1614bfcfe871c2800db21cf471028e6879e0028d3f1f4e2453b0c008cde7ce5b444b8aac3a4056757cbc63a7f0150c87c17633c485509ead0b9c77324fab2bbdc92509db811997a93afc60ad0fa26077768e2da8a1f6977e6c025879a75f11cc0fecdf3ad81d6f84b37f7aa198d3d2d2b33cb315dfb6f69a366772677f96c7dd0801592b847525a49183baf17cce172de7ab5cc33ac7b4c0709518b08a541688c3254a0706fa51ef03e3670544c270fab94ef02dc60806a01f9d193abcf5081d38dc2b7360df9cc3e2ddf240ce006e5fc1423a2952722460c451aa6029a8f75c741302bda7b69068ed2c587b9cd4d612318aba4a8ecad9d6a1ed387f2cc7203fff6165f5fcae8e79245dd0142440a8c323d263a0a8ca8123b86e85702e215689ea80da01a17c7a1262dbdf020757878ce0cebcc2e7053330213e7e42503970c96439185173a07cec553355892c20d5e26d2b728a67d948c09c25aa1710f1432b428bfbe24c5370fb01837a4a25e5a08548b7cbf0e310bc7d743f5f2766fa2ec1c717a1f823f131ab3256fd0bcc461f3cd6f9cf7289b529450c82484f972f9ace59f50ce7e1bd3c2a0eeb8362211a4eefa531566a3d325163efac9e920b3f434789b6f5b712948923a8cd9d809a433daf11d1d015c2ec47099820509cf1485115041931197a11801cddc823e5f7c0a0e0ad610100aa4be54cb5277d70fb42ffc11feed487f7a79f7c7f39aeb77933c32d035f88188674adf21eee9039c3843d5fe39173808403312f6d352a960032a8c48ffe55b338ef9dc2f2", 0x636, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 179.824267] ? __lock_is_held+0xb6/0x140 [ 179.828326] ? cgroup_destroy_locked+0x750/0x750 [ 179.833076] ? rcu_read_lock_sched_held+0x108/0x120 [ 179.838089] ? kmem_cache_free+0x258/0x2a0 [ 179.842320] ? set_nlink+0x95/0x120 [ 179.845946] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 179.850870] ? kasan_check_write+0x14/0x20 [ 179.855098] ? kernfs_get_active+0xb7/0xf0 [ 179.859326] ? cgroup_destroy_locked+0x750/0x750 [ 179.864079] kernfs_iop_mkdir+0x153/0x1e0 [ 179.868223] vfs_mkdir+0x390/0x600 [ 179.871759] do_mkdirat+0x224/0x2b0 2018/04/03 20:43:03 executing program 4: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000280)='/dev/sequencer\x00', 0x20000, 0x0) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r0, 0x84, 0x74, &(0x7f0000000580)=""/30, &(0x7f00000005c0)=0x1e) r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./file0/file0\x00', 0x800, 0x180) linkat(r0, &(0x7f00000002c0)='./file0\x00', r1, &(0x7f00000003c0)='./file0\x00', 0x400) writev(r0, &(0x7f0000000540)=[{&(0x7f0000000400)="e254bdb237f7c41ff4739d135384b896ee752d3aff0bf525f973a12bf4e042b1ffc43664821605e1d43c1d13e2cf75e46d427a003385e14c18", 0x39}, {&(0x7f0000000440)="0ae6816e6562e2793b3964b47b5aaff787ff18342629d3e3cee2de3d8c1c1030d17215ec4602178e513d0c3b9600193c2b0fa5610eac9d23136a35beb93661fe9bc99f7582376be552225d32912c2ccdf0a0ce3c66769fc05a730782a1586735cc92860fdd899c4659d0647f808b57d97f722d4bb8db23c574ddd8de4457420f8ac0bb6782ae2d9a038b2183b2d9ff641dbc4cf2853496a628e6bd2e57f39b782a26c4f584cae60105e2aeb6248233574f08af033e2f96691111d4e939c27a914969358791b2", 0xc6}], 0x2) syz_fuse_mount(&(0x7f0000000000)='./file0/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) set_robust_list(&(0x7f0000000200)={&(0x7f0000000080)={&(0x7f0000000040)}, 0x2, &(0x7f0000000180)={&(0x7f0000000100)}}, 0x18) r2 = memfd_create(&(0x7f0000000340)='posix_acl_access\x00', 0x0) ioctl$sock_ipx_SIOCAIPXITFCRT(r2, 0x89e0, &(0x7f0000000380)) open(&(0x7f0000000240)='./file0/file0/file0\x00', 0x8400, 0x4) socketpair$inet6(0xa, 0x7, 0x2, &(0x7f0000000b80)={0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_NODELAY(r3, 0x84, 0x3, &(0x7f0000000bc0)=0x7511a6c8, 0x4) 2018/04/03 20:43:03 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 179.875384] ? SyS_mknod+0x40/0x40 [ 179.878919] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 179.884460] ? do_syscall_64+0xb7/0x940 [ 179.888428] SyS_mkdir+0x22/0x30 [ 179.891790] ? SyS_mkdirat+0x30/0x30 [ 179.895499] do_syscall_64+0x281/0x940 [ 179.899391] ? vmalloc_sync_all+0x30/0x30 [ 179.903533] ? finish_task_switch+0x1b9/0x970 [ 179.908021] ? finish_task_switch+0x17a/0x970 [ 179.912513] ? syscall_return_slowpath+0x550/0x550 [ 179.917442] ? syscall_return_slowpath+0x2ac/0x550 [ 179.922370] ? prepare_exit_to_usermode+0x350/0x350 [ 179.927381] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 179.932742] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.937587] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 179.942766] RIP: 0033:0x4552d9 [ 179.945946] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 179.953649] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 179.960910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 179.968174] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 179.975435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 179.982697] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000032 [ 179.990159] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/04/03 20:43:04 executing program 6: r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0x6c) 2018/04/03 20:43:04 executing program 4: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000040)=0x34, 0x4) r1 = syz_open_dev$midi(&(0x7f00000000c0)='/dev/midi#\x00', 0xfffffffffffffff9, 0x40) ioctl$TUNGETIFF(r1, 0x800454d2, &(0x7f0000000100)) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) dup3(r2, r0, 0x80000) ioctl$KVM_GET_MP_STATE(r2, 0x8004ae98, &(0x7f0000000080)) 2018/04/03 20:43:04 executing program 1: r0 = userfaultfd(0x0) r1 = getpgid(0x0) sched_setattr(r1, &(0x7f0000000000)={0x0, 0x1, 0x0, 0x0, 0x3}, 0x0) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r3 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r3, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0xe}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000002fe0)={{&(0x7f0000909000/0x4000)=nil, 0x4000}, 0x1}) madvise(&(0x7f000090b000/0x1000)=nil, 0x1000, 0x4) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r2, 0x84, 0x1b, &(0x7f0000000040)={0x0, 0x48, "305f43575f1c28c533f74a98e107016a8097a309eeecf1b79f778a7fc5b19f521a022ecf0c735aa0a030a33db7275da9211adfbf811f230428a22e18cd18bdba21d6c4812c99ae14"}, &(0x7f00000000c0)=0x50) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r3, 0x84, 0x6c, &(0x7f0000000100)={r4, 0x24, "8af177fe1c4813580e2ef00e50b4aeb50b5faed588766f6728fe293ef04246bab96310f6"}, &(0x7f0000000140)=0x2c) read(r0, &(0x7f0000000200)=""/100, 0x64) 2018/04/03 20:43:04 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x90) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:04 executing program 2 (fault-call:4 fault-nth:51): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:04 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000200)='net/mcfilter\x00') readv(r0, &(0x7f0000000080)=[{&(0x7f0000000000)=""/66, 0x42}], 0x1) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) pipe2(&(0x7f0000000280)={0x0, 0x0}, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x1) dup3(r5, r4, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SMI(r5, 0xaeb7) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r5, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000400)=[@textreal={0x8, &(0x7f0000000440)="66b8b7d2e5c50f23c80f21f866350c0070000f23f80f1f40000f323d00a0baf80c66b81c6a168e66efbafc0c66eddfaa070036260f0766b8000000000f23c00f21f86635010006000f23f8660fd088670066b97a0800000f32"}], 0x1, 0x0, &(0x7f0000000040), 0x1000000000000072) ioctl$KVM_RUN(r4, 0xae80, 0x0) perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/ppp\x00', 0x4000, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) r6 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r6, &(0x7f00002aafe4)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) listen(r6, 0x40) r7 = socket$inet6_sctp(0xa, 0x0, 0x84) connect$bt_sco(r4, &(0x7f0000000140)={0x1f, {0x7, 0x8, 0xcb, 0x8, 0x4, 0x4}}, 0x8) sendto$inet6(r7, &(0x7f000087dffe)='F', 0x1, 0x0, &(0x7f00000000c0)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) shutdown(r6, 0x1) socket$inet6(0xa, 0xa, 0x800) r8 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x4, 0x0) ioctl$KVM_DEASSIGN_PCI_DEVICE(r8, 0x4040ae72, &(0x7f0000000040)={0x7fff, 0x3, 0x1000, 0x4, 0xff}) writev(r7, &(0x7f0000000240)=[{&(0x7f00000001c0)='$', 0x1}], 0x1) shutdown(r7, 0x1) r9 = accept4(r6, &(0x7f0000c71ff0)=ANY=[], &(0x7f0000f5effc), 0x0) sendto$inet(r9, &(0x7f0000000280)='"', 0x1, 0x0, 0x0, 0x0) mkdir(&(0x7f0000000100)='./file0\x00', 0x35) 2018/04/03 20:43:04 executing program 7: r0 = socket$inet6(0xa, 0x3, 0x9) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x9}, 0x1c) r1 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x5, 0xfffe) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000000100)={0x4, 0x2, 0x80000000, 'queue1\x00', 0x9}) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000080)={0x3, 0x401, 0x67, 0x401, 0xffff, 0xa49, 0x3, 0x3, 0x3ff, 0xfff, 0x3f}, 0xb) ioctl$sock_SIOCBRADDBR(r1, 0x89a0, &(0x7f0000000000)='gre0\x00') sendmmsg(r0, &(0x7f0000009300), 0x161, 0x80000000000000) 2018/04/03 20:43:04 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x636, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) [ 180.093694] FAULT_INJECTION: forcing a failure. [ 180.093694] name failslab, interval 1, probability 0, space 0, times 0 [ 180.104983] CPU: 1 PID: 12958 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 180.111911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.121262] Call Trace: [ 180.123846] dump_stack+0x1a7/0x27d [ 180.127476] ? arch_local_irq_restore+0x53/0x53 [ 180.132150] should_fail+0x914/0xae0 [ 180.135860] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 180.140958] ? __might_sleep+0x95/0x190 [ 180.144939] ? rb_first_postorder+0xa0/0xa0 [ 180.149268] ? trace_hardirqs_off+0x10/0x10 [ 180.153583] ? find_held_lock+0x35/0x1d0 [ 180.157633] ? __lock_is_held+0xb6/0x140 [ 180.161688] ? check_same_owner+0x320/0x320 [ 180.165996] ? rcu_note_context_switch+0x710/0x710 [ 180.170924] should_failslab+0xec/0x120 [ 180.174882] __kmalloc+0x63/0x760 [ 180.178322] ? kasan_check_read+0x11/0x20 [ 180.182450] ? do_raw_spin_unlock+0x9e/0x310 [ 180.186841] ? mem_cgroup_css_alloc+0x177/0x1a10 [ 180.191579] mem_cgroup_css_alloc+0x177/0x1a10 [ 180.196143] ? setup_cpu_cache+0x1c0/0x1c0 [ 180.200362] ? kernfs_dop_revalidate+0x380/0x380 [ 180.205099] ? trace_hardirqs_off+0x10/0x10 [ 180.209404] ? kernfs_link_sibling+0x27d/0x380 [ 180.213967] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 180.218873] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 180.223356] ? cgroup_file_name+0x1d0/0x1d0 [ 180.227662] ? mutex_unlock+0xd/0x10 [ 180.231358] ? __lock_is_held+0xb6/0x140 [ 180.235407] ? cgroup_addrm_files+0x67f/0xa70 [ 180.239897] ? trace_hardirqs_off+0x10/0x10 [ 180.244198] ? cgroup_file_write+0x710/0x710 [ 180.248592] ? cgroup_idr_replace+0x3f/0x50 [ 180.252903] ? trace_hardirqs_off+0x10/0x10 [ 180.257209] ? __lock_is_held+0xb6/0x140 [ 180.261261] ? __lock_is_held+0xb6/0x140 [ 180.265313] cgroup_apply_control_enable+0x44d/0xbc0 [ 180.270893] ? cgroup_propagate_control+0x570/0x570 [ 180.275908] ? css_populate_dir+0x289/0x420 [ 180.280212] cgroup_mkdir+0x56f/0xfd0 [ 180.283989] ? __lock_is_held+0xb6/0x140 [ 180.288035] ? cgroup_destroy_locked+0x750/0x750 [ 180.292771] ? rcu_read_lock_sched_held+0x108/0x120 [ 180.297764] ? kmem_cache_free+0x258/0x2a0 [ 180.301979] ? set_nlink+0x95/0x120 [ 180.305584] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 180.310493] ? kasan_check_write+0x14/0x20 [ 180.314706] ? kernfs_get_active+0xb7/0xf0 [ 180.318917] ? cgroup_destroy_locked+0x750/0x750 [ 180.323651] kernfs_iop_mkdir+0x153/0x1e0 [ 180.327782] vfs_mkdir+0x390/0x600 [ 180.331303] do_mkdirat+0x224/0x2b0 [ 180.334914] ? SyS_mknod+0x40/0x40 [ 180.338437] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 180.343953] ? do_syscall_64+0xb7/0x940 [ 180.347911] SyS_mkdir+0x22/0x30 [ 180.351254] ? SyS_mkdirat+0x30/0x30 [ 180.354943] do_syscall_64+0x281/0x940 [ 180.358810] ? vmalloc_sync_all+0x30/0x30 [ 180.362938] ? finish_task_switch+0x1b9/0x970 [ 180.367408] ? finish_task_switch+0x17a/0x970 [ 180.371885] ? syscall_return_slowpath+0x550/0x550 [ 180.376796] ? syscall_return_slowpath+0x2ac/0x550 [ 180.381706] ? prepare_exit_to_usermode+0x350/0x350 [ 180.386702] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 180.392046] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 180.396872] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 180.402046] RIP: 0033:0x4552d9 [ 180.405214] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 180.412908] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 180.420157] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 180.427404] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 180.434650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:43:04 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x639, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:04 executing program 6: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0xffffffffffffff70) r2 = dup3(r0, r0, 0x80000) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f00000001c0)={0x3, 0x1, 0x2, 0x2, 0x3ff}, 0x14) 2018/04/03 20:43:04 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 180.441903] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000033 2018/04/03 20:43:04 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r0, &(0x7f0000000140)=""/108, 0xa2390101) 2018/04/03 20:43:04 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0\x00'}, 0xa) bind$inet(r0, &(0x7f0000490000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x4e22, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000c69fc0)=[{0x4}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0x7ffffffd, 0x10000007ffffffc}, 0x14) writev(r0, &(0x7f0000793fa0)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) sendto$inet(r0, &(0x7f00000014c0)="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", 0x639, 0x0, &(0x7f0000000100)={0x2, 0x0, @rand_addr}, 0x10) 2018/04/03 20:43:04 executing program 4: syz_mount_image$bfs(&(0x7f0000000040)='bfs\x00', &(0x7f0000000080)='./file0\x00', 0xfffffffffffffffb, 0x8, &(0x7f0000000700)=[{&(0x7f0000000240)="d7037e458bbf84f75c8d78e1d421f57fb4ae3c0fb3d29f69051577168b49c27328fff4c9b75047e46c583193aa20fce486d7cc2b8418b0185eb737b6817874f8f9c2ecfdb884939052020bedc88cd93b4ef2e8d6649ed9ffd2bca30f0808df5cc37efa965d88ce14abe115631e580851536cbce1118dfaad128faec7abb6c173d4e94e722423727f3425dc51a3699b0683698365872d8638c801e58efd14f6aed2521611e623d5f4b84d36b0a748ee3e8100b00accd43b6c2d23a68e35996059a9ec9bf0561e377b2d2e39", 0xcb, 0x6}, {&(0x7f0000000140)="0971517f1fc79358391804a880b34cce1a274c1c96556bf95f51b06dc213027724eee180311b3fc34086e68540d7389099bf90d84212fb7d4a6c8e25bfc41f61c578ac808aca7a1d56001a0dc9023731b373727336e9a54bd951942a6e19385895426ec9ead5293084cdf79d91a16b49e9b94666bd7d6494b8672f3d8091a91f2296d0cb9b62d11c6f123bbf3aa2c581510a7627a2aa1495d3d6e03b17ad406a70", 0xa1, 0x7}, {&(0x7f0000000340)="cde14314ffe7f87ed38bd8a13334eb2c3f3ebc7cb84b84fdda4b880fcc972af4218d8c121e36efabe30c06c9bf589105b95358bf0e6f424266ad76dc85c4fbb439108f453b680355c02f2d4a0d57f5be1e07220aacf2e652dedd8341183ddb66d321c9b26e31e0e04e6bf0735662cd7db8db6c7054b130b78afdb0915d2d6b3ea4bbdae3f9d6f89a9429960b", 0x8c, 0x100}, {&(0x7f0000000400)="05b27599345adcd2ea3e7e5d4598675787985882793b6ceeaef158905fb72828e8f02ecb233bd3337049a4cdc81ef4aa9849eded7322c7c78f918b3f42374e0d861b", 0x42, 0x7}, {&(0x7f0000000480)="619e1ad35d85cbd36fa54c68ac9d68218f5093bf5f9551e75db5ba5774bd60be49c70bb02a0dea622afe8ad5405f39d26ef1ac2ae5ff74ee34fbcc7f55a0b75cbae44d49e476f53df42c437dc0c649419360277df72c7b549ff7723e9ecce36a68985764c25d6361c7edcc06c06143d46453d8a7964e73ad9d43b957c27c103fd70805074ecdcecdc16d66ba3b2d50a7648abc0f8baf736d1b0a38644ad1d077a0dc9a957f9e696a844a5f020aa10e97b43322238bda6b822be815799b443362dfa4a7eb", 0xc4, 0xfff}, {&(0x7f00000000c0)="86cf4b32f021baac8b7fdc73737263f98ceb8ceb0d7684b1ca78bcd1a99c", 0x1e, 0x7}, {&(0x7f0000000580)="cac5b49d2d1acf616dac4c6411620447f9aad14e80c91dd44e5d5478f096ade8077499981eca13f19334c5ad2d2449e8ac59cab01560af5eb15feceb0be730d4f4326c578a7ca214d04336e36a83ce03bc441adcafb2f71280d56716690fe71e193848e1024ba633be85d663a0569614dcf63144ed0a683b8f42bdf38fa8430b0d13aded37983e9f78742e3776db80ed9c22e0a588d963729496c18ce39a1e4374c33444460a498719456b4005c43c1c3e8f7fdd9d17c191a40bb51c71509b8fcf32e254e9d75d78d9c68dc6af807d945bb0e75c331a20a7ea2f3dd6a9c88f41bad563c5f231353f01c2b7eafb091163", 0xf0, 0x8}, {&(0x7f0000000680)="314ba55453b2657c5ee24ddbf33d8c36e81082d953c7f997dce51d3504595908fdc9386547e18ea76d6d82b7975553590c2286c3f788d3cd69972786d1df3085219a8aebb63ee89a13f8d905ea29683e88984edf2b", 0x55, 0x5}], 0x80000, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext2\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="400000000002000019000000d50100002c0000003820582c0088ffff0000000000200000002000004000000000000000265dbe5a0000ffff53ef", 0x3a, 0x10000000400}], 0x3, &(0x7f0000000840)=ANY=[@ANYBLOB="b5b1ef668cd318c3f0fa21fb689d034a6f96b0aeeede484dc5a5fdc7976e6115172d9af6d927c10c18bb3c483db45dc32c074e0588164954e855bb03282797a4b24d392565a6cc4d27f354e1e83357b9086749bfddb192c1fff6ac677cf3174cb175ee2cdb133d41c24d55ddb99d8336f4ffbfe87072dbf6a16c5be1db5d68082e901840589033c58a29b14ddfe225c20a4d112aa3a680e668e88892e17d581e0059b9e2328496a4ea950dede543297485216e5eb6b4a1240f31348bdc115aaecee566d13600000000000000000000"]) r0 = syz_open_dev$admmidi(&(0x7f0000000940)='/dev/admmidi#\x00', 0x8, 0x200) ioctl$TIOCMBIS(r0, 0x5416, &(0x7f0000000980)=0x100000001) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/vga_arbiter\x00', 0x315000, 0x0) ioctl$GIO_CMAP(r1, 0x4b70, &(0x7f0000000800)) 2018/04/03 20:43:04 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x0, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) 2018/04/03 20:43:04 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000280)='keyring\x00', &(0x7f00000002c0)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffffc) add_key$keyring(&(0x7f0000000200)='keyring\x00', &(0x7f0000000240)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, r0) r1 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$read(0xb, r1, &(0x7f0000000140)=""/108, 0x6c) uselib(&(0x7f00000001c0)='./file0\x00') 2018/04/03 20:43:04 executing program 2 (fault-call:4 fault-nth:52): perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:43:04 executing program 5 (fault-call:3 fault-nth:0): r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000058000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000090000)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x1, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x110) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f000016c000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) [ 180.697276] FAULT_INJECTION: forcing a failure. [ 180.697276] name failslab, interval 1, probability 0, space 0, times 0 [ 180.708670] CPU: 0 PID: 12997 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 180.715605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.724958] Call Trace: [ 180.727552] dump_stack+0x1a7/0x27d [ 180.731193] ? arch_local_irq_restore+0x53/0x53 [ 180.735883] should_fail+0x914/0xae0 [ 180.739609] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 180.744721] ? rcu_read_lock_sched_held+0x108/0x120 [ 180.749762] ? find_held_lock+0x35/0x1d0 [ 180.753844] ? __lock_is_held+0xb6/0x140 [ 180.757937] ? check_same_owner+0x320/0x320 [ 180.762276] ? rcu_note_context_switch+0x710/0x710 [ 180.767227] should_failslab+0xec/0x120 [ 180.771213] kmem_cache_alloc_node_trace+0x5a/0x760 [ 180.776240] ? idr_alloc_u32+0x390/0x390 [ 180.780304] ? kasan_check_read+0x11/0x20 [ 180.784459] ? do_raw_spin_unlock+0x9e/0x310 [ 180.788876] mem_cgroup_css_alloc+0x3b6/0x1a10 [ 180.793457] ? setup_cpu_cache+0x1c0/0x1c0 [ 180.797679] ? kernfs_dop_revalidate+0x380/0x380 [ 180.802417] ? memset+0x31/0x40 [ 180.805681] ? trace_hardirqs_off+0x10/0x10 [ 180.809988] ? kernfs_link_sibling+0x27d/0x380 [ 180.814553] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 180.819474] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 180.823956] ? cgroup_file_name+0x1d0/0x1d0 [ 180.828262] ? mutex_unlock+0xd/0x10 [ 180.831964] ? __lock_is_held+0xb6/0x140 [ 180.836018] ? cgroup_addrm_files+0x67f/0xa70 [ 180.840501] ? trace_hardirqs_off+0x10/0x10 [ 180.844813] ? cgroup_file_write+0x710/0x710 [ 180.849214] ? cgroup_idr_replace+0x3f/0x50 [ 180.853516] ? trace_hardirqs_off+0x10/0x10 [ 180.857818] ? __lock_is_held+0xb6/0x140 [ 180.861894] ? __lock_is_held+0xb6/0x140 [ 180.865956] cgroup_apply_control_enable+0x44d/0xbc0 [ 180.871048] ? cgroup_propagate_control+0x570/0x570 [ 180.876057] ? css_populate_dir+0x289/0x420 [ 180.880382] cgroup_mkdir+0x56f/0xfd0 [ 180.884178] ? __lock_is_held+0xb6/0x140 [ 180.888238] ? cgroup_destroy_locked+0x750/0x750 [ 180.892977] ? rcu_read_lock_sched_held+0x108/0x120 [ 180.897983] ? kmem_cache_free+0x258/0x2a0 [ 180.902212] ? set_nlink+0x95/0x120 [ 180.905836] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 180.910757] ? kasan_check_write+0x14/0x20 [ 180.914976] ? kernfs_get_active+0xb7/0xf0 [ 180.919217] ? cgroup_destroy_locked+0x750/0x750 [ 180.923964] kernfs_iop_mkdir+0x153/0x1e0 [ 180.928100] vfs_mkdir+0x390/0x600 [ 180.931633] do_mkdirat+0x224/0x2b0 [ 180.935246] ? SyS_mknod+0x40/0x40 [ 180.938768] ? ksys_mount+0xd4/0x120 [ 180.942495] ? do_syscall_64+0xb7/0x940 [ 180.946458] SyS_mkdir+0x22/0x30 [ 180.949809] ? SyS_mkdirat+0x30/0x30 [ 180.953504] do_syscall_64+0x281/0x940 [ 180.957372] ? vmalloc_sync_all+0x30/0x30 [ 180.961509] ? finish_task_switch+0x1b9/0x970 [ 180.966075] ? finish_task_switch+0x17a/0x970 [ 180.970556] ? syscall_return_slowpath+0x550/0x550 [ 180.975472] ? syscall_return_slowpath+0x2ac/0x550 [ 180.980391] ? prepare_exit_to_usermode+0x350/0x350 [ 180.985391] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 180.990750] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 180.995599] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 181.000776] RIP: 0033:0x4552d9 [ 181.003945] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 181.011636] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 181.018897] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 181.026164] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 181.033433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 181.040696] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000034 [ 181.048233] kasan: CONFIG_KASAN_INLINE enabled [ 181.053457] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 181.053482] general protection fault: 0000 [#1] SMP KASAN [ 181.053491] Dumping ftrace buffer: [ 181.053499] (ftrace buffer empty) [ 181.053504] Modules linked in: [ 181.053517] CPU: 0 PID: 12997 Comm: syz-executor2 Not tainted 4.16.0+ #13 [ 181.053524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.053541] RIP: 0010:__mem_cgroup_free+0x71/0x110 [ 181.053547] RSP: 0018:ffff880188b8f588 EFLAGS: 00010206 [ 181.053558] RAX: 0000000000000011 RBX: 0000000000000000 RCX: ffffffff83113eed [ 181.053565] RDX: 0000000000040000 RSI: ffffc90013517000 RDI: 0000000000000088 [ 181.053572] RBP: ffff880188b8f5a8 R08: 0000000000000000 R09: ffff880188b8f380 [ 181.053579] R10: 0000000000000001 R11: ffffed003b6046c2 R12: 0000000000000000 [ 181.053585] R13: ffff8801ab69c140 R14: dffffc0000000000 R15: ffff8801ab69c140 [ 181.053594] FS: 00007f9f5f825700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 [ 181.053601] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 181.053607] CR2: 00000000004d8ea4 CR3: 000000018985a000 CR4: 00000000001426f0 [ 181.053616] DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000 [ 181.053622] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 [ 181.053627] Call Trace: [ 181.053645] mem_cgroup_css_alloc+0x403/0x1a10 [ 181.053663] ? setup_cpu_cache+0x1c0/0x1c0 [ 181.053679] ? kernfs_dop_revalidate+0x380/0x380 [ 181.053692] ? memset+0x31/0x40 [ 181.053705] ? trace_hardirqs_off+0x10/0x10 [ 181.053722] ? kernfs_link_sibling+0x27d/0x380 [ 181.053735] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 181.053747] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 181.053757] ? cgroup_file_name+0x1d0/0x1d0 [ 181.053767] ? mutex_unlock+0xd/0x10 [ 181.053782] ? __lock_is_held+0xb6/0x140 [ 181.053808] ? cgroup_addrm_files+0x67f/0xa70 [ 181.053827] ? trace_hardirqs_off+0x10/0x10 [ 181.053836] ? cgroup_file_write+0x710/0x710 [ 181.053857] ? cgroup_idr_replace+0x3f/0x50 [ 181.053868] ? trace_hardirqs_off+0x10/0x10 [ 181.053885] ? __lock_is_held+0xb6/0x140 [ 181.053912] ? __lock_is_held+0xb6/0x140 [ 181.053935] cgroup_apply_control_enable+0x44d/0xbc0 [ 181.053956] ? cgroup_propagate_control+0x570/0x570 [ 181.053979] ? css_populate_dir+0x289/0x420 [ 181.053997] cgroup_mkdir+0x56f/0xfd0 [ 181.273061] ? __lock_is_held+0xb6/0x140 [ 181.277116] ? cgroup_destroy_locked+0x750/0x750 [ 181.281854] ? rcu_read_lock_sched_held+0x108/0x120 [ 181.286849] ? kmem_cache_free+0x258/0x2a0 [ 181.291068] ? set_nlink+0x95/0x120 [ 181.294676] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 181.299588] ? kasan_check_write+0x14/0x20 [ 181.303804] ? kernfs_get_active+0xb7/0xf0 [ 181.308016] ? cgroup_destroy_locked+0x750/0x750 [ 181.312756] kernfs_iop_mkdir+0x153/0x1e0 [ 181.316889] vfs_mkdir+0x390/0x600 [ 181.320419] do_mkdirat+0x224/0x2b0 [ 181.324035] ? SyS_mknod+0x40/0x40 [ 181.327561] ? ksys_mount+0xd4/0x120 [ 181.331256] ? do_syscall_64+0xb7/0x940 [ 181.335215] SyS_mkdir+0x22/0x30 [ 181.338559] ? SyS_mkdirat+0x30/0x30 [ 181.342256] do_syscall_64+0x281/0x940 [ 181.346123] ? vmalloc_sync_all+0x30/0x30 [ 181.350252] ? finish_task_switch+0x1b9/0x970 [ 181.354726] ? finish_task_switch+0x17a/0x970 [ 181.359201] ? syscall_return_slowpath+0x550/0x550 [ 181.364111] ? syscall_return_slowpath+0x2ac/0x550 [ 181.369033] ? prepare_exit_to_usermode+0x350/0x350 [ 181.374033] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 181.379398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.384236] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 181.389407] RIP: 0033:0x4552d9 [ 181.392576] RSP: 002b:00007f9f5f824c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 181.400269] RAX: ffffffffffffffda RBX: 00007f9f5f8256d4 RCX: 00000000004552d9 [ 181.407519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 181.414770] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 181.422020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 181.429269] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000034 [ 181.437044] Code: 00 00 48 89 f8 48 c1 e8 03 42 80 3c 30 00 0f 85 99 00 00 00 4f 8b a4 e5 f0 09 00 00 49 8d bc 24 88 00 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 88 00 00 00 49 8b bc 24 88 00 00 00 e8 97 [ 181.456432] RIP: __mem_cgroup_free+0x71/0x110 RSP: ffff880188b8f588 [ 181.463296] ---[ end trace 57c474a664852e86 ]--- [ 181.468068] Kernel panic - not syncing: Fatal exception [ 181.473863] Dumping ftrace buffer: [ 181.477377] (ftrace buffer empty) [ 181.481061] Kernel Offset: disabled [ 181.484666] Rebooting in 86400 seconds..