@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000001880)={0xffffffff}, 0x13f}}, 0x20) write$rdma_cm(r0, &(0x7f0000000040)=@listen={0x7, 0x0, 0xfa00, {r1}}, 0xe) write$rdma_cm(r0, &(0x7f0000000200)=@set_option={0xe, 0x18, 0xfa00, @id_afonly={&(0x7f00000001c0), r1, 0x0, 0x2, 0x4}}, 0x20) 2018/03/31 00:56:55 executing program 4: r0 = gettid() r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x2440, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r1, 0xc00c642d, &(0x7f00000010c0)={0x0, 0x8000, 0xffffffffffffff9c}) r2 = syz_open_procfs(r0, &(0x7f0000001240)='net\x00\x00\x00\x00p\x00') exit(0x0) sched_setattr(r0, &(0x7f0000001080)={0x30, 0x5, 0x0, 0x0, 0x9, 0x4, 0x3f, 0x2}, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getdents64(r2, &(0x7f0000000080)=""/4096, 0x1000) [ 343.109390] FAULT_INJECTION: forcing a failure. [ 343.109390] name failslab, interval 1, probability 0, space 0, times 0 [ 343.120737] CPU: 1 PID: 21750 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 343.128120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.137489] Call Trace: [ 343.140086] dump_stack+0x194/0x24d [ 343.143729] ? arch_local_irq_restore+0x53/0x53 [ 343.148421] should_fail+0x8c0/0xa40 [ 343.152147] ? kstrdup+0x39/0x70 [ 343.155547] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 343.160675] ? cgroup_mkdir+0x553/0xfc0 [ 343.164667] ? vfs_mkdir+0x390/0x600 [ 343.168826] ? SyS_mkdir+0x220/0x2a0 [ 343.172635] ? do_syscall_64+0x281/0x940 [ 343.176702] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 343.182260] ? find_held_lock+0x35/0x1d0 [ 343.186331] ? find_held_lock+0x35/0x1d0 [ 343.190399] ? __lock_is_held+0xb6/0x140 [ 343.194516] ? check_same_owner+0x320/0x320 [ 343.198845] ? rcu_note_context_switch+0x710/0x710 [ 343.203780] ? rcu_read_lock_sched_held+0x108/0x120 [ 343.208829] should_failslab+0xec/0x120 [ 343.212818] kmem_cache_alloc+0x47/0x760 [ 343.216884] ? memcpy+0x45/0x50 [ 343.220169] ? kstrdup+0x59/0x70 [ 343.223720] __kernfs_new_node+0xe2/0x570 [ 343.227882] ? kernfs_dop_revalidate+0x380/0x380 [ 343.232647] ? find_held_lock+0x35/0x1d0 [ 343.236826] ? kasan_check_read+0x11/0x20 [ 343.240978] ? read_word_at_a_time+0x12/0x20 [ 343.245397] ? strscpy+0x186/0x500 [ 343.248977] kernfs_new_node+0x80/0xe0 [ 343.252890] __kernfs_create_file+0x4b/0x320 [ 343.257312] cgroup_addrm_files+0x3c5/0xa70 [ 343.261652] ? cgroup_file_write+0x710/0x710 [ 343.266167] ? __getnstimeofday64+0x317/0x470 [ 343.270671] ? getrawmonotonic64+0x460/0x460 [ 343.275089] ? kernfs_active+0x92/0x160 [ 343.279078] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 343.284026] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 343.288525] ? cgroup_file_name+0x1d0/0x1d0 [ 343.292865] css_populate_dir+0x340/0x420 [ 343.297026] cgroup_mkdir+0x553/0xfc0 [ 343.300829] ? __lock_is_held+0xb6/0x140 [ 343.304901] ? cgroup_destroy_locked+0x750/0x750 [ 343.309665] ? rcu_read_lock_sched_held+0x108/0x120 [ 343.314687] ? kmem_cache_free+0x258/0x2a0 [ 343.318923] ? set_nlink+0xc1/0x160 [ 343.322571] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 343.327772] ? generic_permission+0x105/0x3c0 [ 343.332273] ? cgroup_destroy_locked+0x750/0x750 [ 343.337214] kernfs_iop_mkdir+0x153/0x1e0 [ 343.341540] vfs_mkdir+0x390/0x600 [ 343.345083] SyS_mkdir+0x220/0x2a0 [ 343.348632] ? SyS_mkdirat+0x2b0/0x2b0 [ 343.352520] ? do_syscall_64+0xb7/0x940 [ 343.356494] ? SyS_mkdirat+0x2b0/0x2b0 [ 343.361012] do_syscall_64+0x281/0x940 [ 343.364902] ? vmalloc_sync_all+0x30/0x30 [ 343.369059] ? _raw_spin_unlock_irq+0x27/0x70 [ 343.373553] ? finish_task_switch+0x1c1/0x7e0 [ 343.378047] ? syscall_return_slowpath+0x550/0x550 [ 343.382976] ? syscall_return_slowpath+0x2ac/0x550 [ 343.387926] ? prepare_exit_to_usermode+0x350/0x350 [ 343.393037] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 343.398405] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 343.403350] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 343.408541] RIP: 0033:0x454e79 [ 343.411724] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 343.419431] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 343.430086] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 343.437624] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 343.444890] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 343.452156] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000009 2018/03/31 00:56:55 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) ioctl$KVM_GET_CLOCK(r0, 0x8030ae7c, &(0x7f0000000040)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000400)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) getgid() r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_SREGS(r3, 0x4138ae84, &(0x7f0000000200)={{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, 0xfffffffffffffffe, 0x0, 0x0, 0xebb2f35e4fb92cb7}) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$ASHMEM_PURGE_ALL_CACHES(r0, 0x770a, 0x0) 2018/03/31 00:56:55 executing program 3: r0 = socket$inet(0x2, 0x1000e, 0x1) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0xfffffffffffffef6) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000080)=0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0x404000, 0x0) setsockopt$SO_RDS_TRANSPORT(r2, 0x114, 0x8, &(0x7f0000000100), 0x4) tkill(r1, 0x2d) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x20a000, 0x0) ioctl$LOOP_CTL_GET_FREE(r3, 0x4c82) r4 = gettid() rt_sigqueueinfo(r4, 0x1d, &(0x7f0000000000)={0x1c, 0xf31, 0x1000, 0x8000}) 2018/03/31 00:56:55 executing program 3: r0 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x3, 0x200) accept4$alg(r0, 0x0, 0x0, 0x800) r1 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000000)={0x5, 'lo\x00', 0x1}, 0x27d) 2018/03/31 00:56:55 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0xfffffffffffffffe, 'lo\x00'}, 0xfffffffffffffe0c) [ 343.459685] cgroup: cgroup_addrm_files: failed to add cgroup.procs, err=-12 2018/03/31 00:56:56 executing program 3: r0 = memfd_create(&(0x7f0000000000)='lo\x00', 0x1) recvmsg$netrom(r0, &(0x7f00000006c0)={&(0x7f0000000040)=@full={{0x3, {"365bb2f7373b44"}, 0x10001}, [{"e7057bc0edfa4e"}, {"99a38927480235"}, {"f11218724c04f7"}, {"60970c8a350fa6"}, {"5c4c192de63756"}, {"1e7c21683df7b5"}, {"8ded1cf100187c"}, {"512c05d9ad2ef6"}]}, 0x48, &(0x7f0000000380)=[{&(0x7f00000000c0)="39746eaddefd0ea2def51f0cf45fddf2a1dbd6014a9fb14e17f5d31d81581d0e0e07d4d7c3ad057fc57f1aec5f58690d4d2cd025666eabbf58211ff097de0244f45e05f6cd201998d654c6a3cca3222233975f9206671dc0d0e0b989761fb99b5eab650fea54b1e571cdd54ba6d95c901fba9418670446558762fe60ef3bf6db02ee6a7cadd7e8e32fb7c1e9ac36b1b7602964607c34b9841591cd771d6ef8ecf912e62257fe9c238917507b01a0d171a7d35c43e98e4b98", 0xb8}, {&(0x7f0000000180)="0566e5894a5011120aa16f81e02f7b7b3c96bdd8dbdd96882f2c21a44f0028e164b9ef4597e43a6595313b2974e3b1407d1298768c44856fc429f22e0633f6ddf8839868844de8dff252bee80dab14c33f51c15e666dcfe7832ac748c57027cb3b4819e77b26412b401a8530575f79a85e71d574eda33473d972ec3389e36ee2f063bae469dec7150f8f310464639cbe3dce0ca64d305bb3e9f2b86de16861a6d49b271fcbafc1a514a99a230cd2457be14206fec698b6530bd35838d10ae755006a73baf216a020", 0xc8}, {&(0x7f0000000280)="e67543cc7706842f5cada7ffa58ea77c331d153ff8da70d81860bf2537bd1a5e83516f2f0c32fa848abe255866a81330d551753a7f0c4708f78cb42bc1b572a55a6a5e6e8d83df30dc4bcae7c1682ff3de1ab3fe67c0f4d554fa89b3b3cfaf6808e1f41c1a3383c48c18a3747d4c50d774f84eb94548aecbe47cace8f67da7006ee2a5994069240745bffe6b52639fdf4d0d94f50cae66c97909619c137125743ce0bb11741edd9e8f797f88b0773be6c96721b4ab92d644a82b988b8352effbdb2a2a3e", 0xc4}, {&(0x7f0000000c00)="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0x1000}], 0x4, &(0x7f00000003c0)=ANY=[@ANYBLOB="800000000000000000000000ff000000f64c1cb4e7e72c9cdcf43a2be5e3972ec963648cf9709141c209c32dfa096d3767a93afb0f7e342bb375e0225ac85d64bb5e4ae35e9c47780a0f0ec55343421930cc826b935be51e7c850f9fb48e60fde0bb06694e5129c364a4700962df86f7bfca3bf39d8f198fa62500000000000080000000000000000000000002000000782fd458899db4527bff01590d64d55ef15c62f2705039a310b65bb7c4cf4dd446f6a636f0afd5af55fc546ec36ddb6b3d5453259b3a55887fc2deb693b003331e919a0e90e9e656cfac4191bb10d269169ccf65245edf6bf0a6fd7833c7701832da76316b00005000000000000000000100007f0000007d6fb40588a3a115c757f97aee2ee6e3ce6cd609080b80e97ac7d81d3f6f341dd228ff54ac5ea38d88bf676b04cbb2f1c25602c15842df1cbc211cd500000000e0000000000000000000000003000000b5512cd21ef78c60e54d1624951e69f8eaa612a093f6eac492c6fd863594eb6ceef2a96f34bfe4d0b737e3d2c65a690a8285f34628689f72d69ac664d56b1050423efe2f32802acac2ce0bc4e50991f64013cdda60cafc9a60795fec7c181b81d648f3969f5ccd36bfa17f2b903df7492be6a76200f8076f13165f5d13104c9e6f3fe9280b11e1e36323df180c3df8a335682bcb26b1783f7286dc7671c01f50327b4591e775f1e0dc9bddca235fdbe69833ca9e96ccbbdb498d59e93b1ae7665c157846f4246810d3e300000000000098000000000000001f01000002000000815369446c3933e8698d421a5a909225059b634517e3f4afd49902df48a22e0bbdee3ab3b262cf551c5ad1e684e03d733d11e37b21287295d2bc0665842221eeaf0a43bf116b39ed547f647628e18c88470da08b3888a2d9909bd19bd90be21cc669f423cd6f0f7e64d86a2aa9350394cfd10cd3b98a3d4d7d635e339fabe529d400000000000000"], 0x2c8, 0x20000000}, 0x40) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000880)={'gretap0\x00', {0x2, 0x4e21}}) r1 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000700)={0x0, @in={{0x2, 0x4e23, @multicast1=0xe0000001}}, 0x10000, 0x0, 0x2, 0x4, 0x1}, &(0x7f0000000680)=0x98) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000007c0)=@assoc_value={r2, 0x101}, 0x8) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r0, 0xc0505405, &(0x7f0000000800)={{0x2, 0x0, 0xffffffff, 0x3, 0x9}, 0x85, 0x835, 0x5}) 2018/03/31 00:56:56 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x5) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000200)=ANY=[@ANYBLOB="020300000f00000000000000000000000100180000000000050006000000e1837375bac84f00000a000000000000000000000000000000000000fbffffffffffffff0070ff93870200010000000000000000000000000005000500000000000a3ec221f27b3050db00000000000000ff01000000000000000000000000001100"], 0x78}, 0x1}, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) mmap(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x1000000, 0x13, r0, 0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000400)=r2) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) r3 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000480), &(0x7f00000004c0)=0x4) socket$bt_cmtp(0x1f, 0x3, 0x5) 2018/03/31 00:56:56 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000064effb)="8907040000", 0x5) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @rand_addr=0x7}, 0x10) sysfs$3(0x3) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/03/31 00:56:56 executing program 7: r0 = perf_event_open(&(0x7f0000d2af88)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000080)={0x0, 0x0}) r2 = getpgid(0x0) tgkill(r1, r2, 0x32) r3 = openat$rtc(0xffffffffffffff9c, &(0x7f0000de6ff7)='/dev/rtc\x00', 0x0, 0x0) preadv(r3, &(0x7f00000bdff0)=[{&(0x7f0000110ffc)=""/4, 0x4}], 0x1, 0x0) r4 = gettid() timer_create(0x0, &(0x7f0000ec5000)={0x0, 0x12, 0x0, @thr={&(0x7f00006b5000), &(0x7f00005ae000)}}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) tkill(r4, 0x1000000000016) 2018/03/31 00:56:56 executing program 0 (fault-call:10 fault-nth:10): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:56:56 executing program 6: r0 = memfd_create(&(0x7f0000000540)='\x00', 0x1) r1 = perf_event_open(&(0x7f00000005c0)={0x7, 0x70, 0x8, 0x9, 0x81f6, 0x8, 0x0, 0xfffffffffffffe01, 0x142, 0x1, 0xff, 0x3, 0x6, 0x9, 0x4, 0x5, 0x100000000, 0x8, 0x6, 0x9, 0x1, 0x0, 0x1, 0x800, 0x7, 0xfff, 0x0, 0xf4ca, 0x7, 0x4, 0x7, 0x800, 0x3ff, 0x0, 0x2, 0x7ff, 0x80000000, 0xffffffff00000001, 0x0, 0x3, 0x2, @perf_bp={&(0x7f0000000580), 0x1}, 0x10000, 0xfd, 0xb6, 0x7, 0x6, 0xf21, 0x976}, 0x0, 0x5, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000180)='/selinux/enforce\x00', 0x24201, 0x0) tee(0xffffffffffffffff, r0, 0x40, 0x0) ioctl$fiemap(r2, 0xc020660b, &(0x7f00000003c0)=ANY=[@ANYBLOB="ff01000000000000030000000000000004000000010400000100000000000000030000000000000060000000000000000700000000000000000000000000000000000000000000000010000000000000000000000000000018f5c0cec6509204962aaa67e4239dfa21708adeeccc46dba4d9f31c3792b0afd71a5b12bc405cf3a540876c7a867b243d2a941f9b5d7db9916d3974f77349a6034e8890a8ad6fbc4f76e0229d7cf38b2f20f01ce3899f5bcffd4049ce680bc1b30a8a088cf228060204087c529ea52ae08443603cd00cbcbbf884396925e01b31c9e9f4c5b291e988f0b23384c804"]) fallocate(r2, 0x11, 0x0, 0x8000000) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0xcc, &(0x7f00000002c0), 0x4) r3 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) clone(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000040), &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r4, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) ioctl$VHOST_SET_MEM_TABLE(r4, 0x4008af03, &(0x7f0000000000)=ANY=[]) socket$netlink(0x10, 0x3, 0x0) bind$netlink(r3, &(0x7f0000000500)={0x10, 0x0, 0x25dfdbfe}, 0xc) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r4, 0x40bc5311, &(0x7f0000000300)={0x784b, 0x3, 'client1\x00', 0x1, "6dea700b8d591e55", "08f1496fa810039fdc1fc424a6c5849c7ec6764d0f37c177947bcb618e55c868", 0x7}) r5 = syz_open_dev$dspn(&(0x7f00000004c0)='/dev/dsp#\x00', 0xfff, 0x301000) r6 = eventfd2(0x0, 0x0) ioctl$VHOST_SET_LOG_FD(r4, 0x4004af07, &(0x7f0000000000)=r6) r7 = syz_open_dev$usbmon(&(0x7f00000006c0)='/dev/usbmon#\x00', 0x200, 0x200000) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r7, 0x84, 0x65, &(0x7f0000000700)=[@in6={0xa, 0x4e20, 0x800, @loopback={0x0, 0x1}, 0x6}, @in6={0xa, 0x4e21, 0x8, @remote={0xfe, 0x80, [], 0xbb}, 0x20}, @in={0x2, 0x4e21, @broadcast=0xffffffff}, @in={0x2, 0x4e21, @loopback=0x7f000001}], 0x58) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) migrate_pages(r8, 0x6a, &(0x7f0000000640)=0x2, &(0x7f0000000680)=0x3f) ioctl$VHOST_SET_VRING_ADDR(r4, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x1, &(0x7f0000000200)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f0000000080)=""/199}) getpgrp(0xffffffffffffffff) r9 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r9, 0x8933, &(0x7f0000000080)={'bridge0\x00'}) 2018/03/31 00:56:56 executing program 2: r0 = getpid() r1 = getpid() r2 = epoll_create(0x8964) r3 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) r4 = openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000040)='cgroup.threads\x00', 0x2, 0x0) kcmp$KCMP_EPOLL_TFD(r0, r1, 0x7, r2, &(0x7f0000000080)={r3, r4}) write$fuse(r3, &(0x7f00000000c0)={0x50, 0x0, 0x6, @fuse_init_out={0x7, 0x1a, 0x8001, 0x6, 0x8001, 0x8, 0x200, 0x1f}}, 0x50) r5 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) mmap(&(0x7f0000000000/0xc72000)=nil, 0xc72000, 0x0, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_int(r5, 0x29, 0xcb, &(0x7f0000114000), 0xfffffffffffffe47) 2018/03/31 00:56:56 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) io_setup(0x1000, &(0x7f0000000000)=0x0) io_destroy(r3) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000001780)=ANY=[@ANYBLOB="010000000020000049"]) [ 344.137552] FAULT_INJECTION: forcing a failure. [ 344.137552] name failslab, interval 1, probability 0, space 0, times 0 [ 344.149063] CPU: 0 PID: 21808 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 344.156431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.165784] Call Trace: [ 344.168375] dump_stack+0x194/0x24d [ 344.171996] ? arch_local_irq_restore+0x53/0x53 [ 344.176665] should_fail+0x8c0/0xa40 [ 344.180371] ? kstrdup+0x39/0x70 [ 344.183727] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.188814] ? cgroup_mkdir+0x553/0xfc0 [ 344.192772] ? vfs_mkdir+0x390/0x600 [ 344.196467] ? SyS_mkdir+0x220/0x2a0 [ 344.200163] ? do_syscall_64+0x281/0x940 [ 344.204209] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 344.209561] ? find_held_lock+0x35/0x1d0 [ 344.213607] ? find_held_lock+0x35/0x1d0 [ 344.217673] ? __lock_is_held+0xb6/0x140 [ 344.221723] ? check_same_owner+0x320/0x320 [ 344.226037] ? rcu_note_context_switch+0x710/0x710 [ 344.230953] ? rcu_read_lock_sched_held+0x108/0x120 [ 344.235956] should_failslab+0xec/0x120 [ 344.239919] kmem_cache_alloc+0x47/0x760 [ 344.243965] ? memcpy+0x45/0x50 [ 344.247230] ? kstrdup+0x59/0x70 [ 344.250584] __kernfs_new_node+0xe2/0x570 [ 344.254721] ? kernfs_dop_revalidate+0x380/0x380 [ 344.259462] ? find_held_lock+0x35/0x1d0 [ 344.263521] ? kasan_check_read+0x11/0x20 [ 344.267654] ? read_word_at_a_time+0x12/0x20 [ 344.272048] ? strscpy+0x186/0x500 [ 344.275577] kernfs_new_node+0x80/0xe0 [ 344.279453] __kernfs_create_file+0x4b/0x320 [ 344.283847] cgroup_addrm_files+0x3c5/0xa70 [ 344.288160] ? cgroup_file_write+0x710/0x710 [ 344.292553] ? __getnstimeofday64+0x317/0x470 [ 344.297040] ? getrawmonotonic64+0x460/0x460 [ 344.301444] ? kernfs_active+0x92/0x160 [ 344.305407] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 344.310319] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 344.315143] ? cgroup_file_name+0x1d0/0x1d0 [ 344.319628] css_populate_dir+0x340/0x420 [ 344.323766] cgroup_mkdir+0x553/0xfc0 [ 344.327725] ? __lock_is_held+0xb6/0x140 [ 344.331858] ? cgroup_destroy_locked+0x750/0x750 [ 344.336596] ? rcu_read_lock_sched_held+0x108/0x120 [ 344.341596] ? kmem_cache_free+0x258/0x2a0 [ 344.345815] ? set_nlink+0xc1/0x160 [ 344.349426] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 344.354340] ? generic_permission+0x105/0x3c0 [ 344.358818] ? cgroup_destroy_locked+0x750/0x750 [ 344.363560] kernfs_iop_mkdir+0x153/0x1e0 [ 344.367691] vfs_mkdir+0x390/0x600 [ 344.371216] SyS_mkdir+0x220/0x2a0 [ 344.374828] ? SyS_mkdirat+0x2b0/0x2b0 [ 344.378700] ? do_syscall_64+0xb7/0x940 [ 344.382657] ? SyS_mkdirat+0x2b0/0x2b0 [ 344.386529] do_syscall_64+0x281/0x940 [ 344.390405] ? vmalloc_sync_all+0x30/0x30 [ 344.394537] ? _raw_spin_unlock_irq+0x27/0x70 [ 344.399025] ? finish_task_switch+0x1c1/0x7e0 [ 344.403505] ? syscall_return_slowpath+0x550/0x550 [ 344.408423] ? syscall_return_slowpath+0x2ac/0x550 [ 344.413335] ? prepare_exit_to_usermode+0x350/0x350 [ 344.418685] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 344.424040] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.428868] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 344.434044] RIP: 0033:0x454e79 2018/03/31 00:56:57 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000000)={0x2, 'lo\x00', 0x100000}, 0x18) 2018/03/31 00:56:57 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x40000, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x401}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000080)={0x3004, 0x8000}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000240)={0x0, 0x10000}) ioctl$KVM_SIGNAL_MSI(r1, 0x4020aea5, &(0x7f00000000c0)={0x0, 0x1, 0xe427, 0x7, 0x4}) ioctl$KVM_SET_TSS_ADDR(r1, 0xae47, 0xd000) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000340)='/proc/self/net/pfkey\x00', 0xfffd, 0x0) ioctl$TUNSETVNETLE(r3, 0x400454dc, &(0x7f0000000140)) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000180)='/proc/self/net/pfkey\x00', 0x2200, 0x0) ioctl$KVM_SET_PIT2(0xffffffffffffffff, 0x4070aea0, &(0x7f0000000000)={[{0x9a}]}) setsockopt$RDS_FREE_MR(r3, 0x114, 0x3, &(0x7f00000001c0)={{0x8, 0x4}, 0x40}, 0x10) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_GET_VCPU_EVENTS(r2, 0x8040ae9f, &(0x7f0000000280)) 2018/03/31 00:56:57 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$inet_opts(r1, 0x0, 0x4, &(0x7f000064effb)="8907040000", 0x5) connect$inet(r1, &(0x7f0000000000)={0x2, 0x0, @rand_addr=0x7}, 0x10) io_setup(0xfa50, &(0x7f0000000040)=0x0) r3 = creat(&(0x7f0000000180)='./file0\x00', 0x100) io_cancel(r2, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x2, 0x2, r0, &(0x7f0000000080)="a992ffbbcc7f695d522ebca34a8402f76326a323a5c979405e556e770f11fa55726b74f823f7cdd13089fec9f0c8b71d963cd9e3a5c45d897b8f85b75921b5f5ce2b6b650aeb47f5e4a42a8fc14623fd17b1d5010a64d4639d02e64b258b1ee9784ff60c8dc14cc3328641f9f1db100539c1f01a8f5aef0790717e358de1fbf102c8a33a061b7c9249a3001f327a99a5c7a146e58e954c1705d96f3f04c56f3a2a08489746541f421c3f731794223f81f800a8ae1402026dd9916f27b0f468e709d9fc4f7242babae5e223458a5e8966f15fee3875a6464482b7152056433b02ed8b2cf4", 0xe4, 0x1, 0x0, 0x1, r3}, &(0x7f0000000200)) 2018/03/31 00:56:57 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x5) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000040)=ANY=[@ANYBLOB="020300000f0000000000000000000000010018000000000005000600000000000a000000000000000000000000000000000000000000000000000000000000000200010000000000000000000000000005000500000000000a00000000000000ff01b4000000000000000000000000010000d56546400000"], 0x78}, 0x1}, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000400)=r2) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) r3 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000480), &(0x7f00000004c0)=0x4) [ 344.437321] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 344.445017] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 344.452274] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 344.459531] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 344.466784] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 344.474143] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000000a [ 344.481619] cgroup: cgroup_addrm_files: failed to add cgroup.procs, err=-12 [ 344.511415] IPVS: Error joining to the multicast group 2018/03/31 00:56:57 executing program 3: r0 = syz_open_dev$vcsn(&(0x7f0000000300)='/dev/vcs#\x00', 0x7, 0x400) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000340)) socket$inet(0x2, 0x6, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x8001, 0x14200) write$vnet(r2, &(0x7f0000000240)={0x1, {&(0x7f0000000040)=""/248, 0xf8, &(0x7f0000000140)=""/213, 0x3, 0x5}}, 0x68) fadvise64(r1, 0x4e, 0x40, 0x7) gettid() ioctl$VT_GETMODE(r2, 0x5601, &(0x7f00000002c0)) 2018/03/31 00:56:57 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x5) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000040)=ANY=[@ANYBLOB="020300000f0000000000000000000000010018000000000005000600000000000a0000000000000000000000000000000000000000000000000000000000000002000100000000000000000000007e0005000500000000000a00000000ff01000000000000000000000000000100a5608f8c0c8e54"], 0x78}, 0x1}, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000400)=r2) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) r3 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) ioctl$sock_inet_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f0000000200)={'rose0\x00', {0x2, 0x4e22, @broadcast=0xffffffff}}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000480), &(0x7f00000004c0)=0x4) 2018/03/31 00:56:57 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @rand_addr=0x7}, 0x10) 2018/03/31 00:56:57 executing program 0 (fault-call:10 fault-nth:11): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:56:57 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000001800)='./cgroup.cpu\x00', 0x200002, 0x0) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000340)={0x0}) ioctl$DRM_IOCTL_GET_CTX(r2, 0xc0086423, &(0x7f00000004c0)={r3, 0x3}) set_mempolicy(0x1, &(0x7f0000001ff8), 0x6) ioctl$RNDZAPENTCNT(r1, 0x5204, &(0x7f00000003c0)=0x200) preadv(r1, &(0x7f00000016c0)=[{&(0x7f0000000380)=""/28, 0x1c}, {&(0x7f0000000500)=""/160, 0xa0}, {&(0x7f00000005c0)=""/228, 0xe4}, {&(0x7f00000006c0)=""/4096, 0x1000}, {&(0x7f0000002000)=""/4096, 0x1000}, {&(0x7f0000000440)=""/4, 0x4}], 0x6, 0x0) r4 = openat$cgroup_procs(r0, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000040)={0x0, 0x0}, &(0x7f0000000080)=0xc) setfsuid(r5) r6 = dup(r0) ioctl$KVM_PPC_ALLOCATE_HTAB(r1, 0xc004aea7, &(0x7f00000000c0)=0x85e) getsockopt$inet_sctp_SCTP_INITMSG(r6, 0x84, 0x2, &(0x7f0000000100), &(0x7f0000000140)=0x8) readv(r4, &(0x7f0000000300)=[{&(0x7f0000000200)=""/5}, {&(0x7f0000000240)=""/188, 0x6}], 0x3b0) fcntl$setlease(r4, 0x400, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000001740)='/dev/vga_arbiter\x00', 0x48000, 0x0) read$eventfd(r2, &(0x7f0000000480), 0x8) socket$bt_cmtp(0x1f, 0x3, 0x5) mkdirat$cgroup(r6, &(0x7f0000000400)='syz0\x00', 0x1ff) 2018/03/31 00:56:57 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000200)='net/if_inet6\x00') r1 = socket$kcm(0x29, 0x10000a000000001, 0x0) sendfile(r1, r0, &(0x7f0000000100), 0x4fffffffe) ioctl$void(r1, 0x0) seccomp(0x1, 0x1, &(0x7f0000000080)={0x4, &(0x7f0000000040)=[{0x0, 0x401, 0x0, 0x10000}, {0x7, 0x40, 0x401, 0x9}, {0x8, 0x6, 0xffffffffffff3c90, 0x7fff}, {0x7fffffff, 0x4, 0x5, 0x40}]}) syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x9, 0x800) 2018/03/31 00:56:57 executing program 3: getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000161000)={0x0, 0x1c, &(0x7f0000519fa8)=[@in6={0xa, 0x0, 0x0, @empty, 0x25}]}, &(0x7f00007b7ffc)=0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000903000)={0x1, 0x5, &(0x7f0000519fa8)=@framed={{0x18}, [@ldst={0x2, 0x0, 0xb, 0x7a, 0x0, 0xfffffff0}], {0x95}}, &(0x7f0000c43000)='syzkaller\x00', 0x0, 0xffffffca, &(0x7f000087d000)=""/4096}, 0x19) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000200)={r1, 0x0, 0x83, 0x1e, &(0x7f00000007c0)="14f2589363ad94a892dc08bef157734ce7e17b954a000000000000000000719a3534229fa77c648da3dba2c3ea64a7206692713cd42c360598450995ee15ce04303df32ebad5ba63976e0d224a7ec7394d5510aaf054080af486937482601c8f873e9034451202e5c78699e99918a1ced34f7207c3881af48a6be50d6e1b90525e3e86", &(0x7f0000000780)=""/30, 0x8, 0xfffffffffffffffd}, 0x28) r2 = socket$netlink(0x10, 0x3, 0xa) pipe(&(0x7f0000000900)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000980), &(0x7f00000009c0)=0x4) bind$ax25(r4, &(0x7f0000000940)={0x3, {"0b487e5630959b"}, 0x3}, 0x10) writev(r2, &(0x7f0000001440)=[{&(0x7f0000000100)}], 0x1) sendmsg(r2, &(0x7f0000000280)={&(0x7f00000000c0)=@un=@file={0x1, './file0\x00'}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000300)="ba850fa95bdf6ca75dd9e29217930e0d1195edd00245f41716254a4702585b158ace23e54debf84f05b2c6555f99efe223fd4ecd657e12fe4038efdc46c723e971b81e39633f9017bf2ba0a29b9db30794391fcdbc281d62bbf63945a8b7b757a8d8f1e7fcf340b887efe012a9f255962de19155817b6c2fb024ac823a47578753006ae66213bb77081d59c4cc62f466ab34efa30e78dc87da7a41e60256e55c293c78d59761b97a987e0c251d5eae296cd4cff893d1e91817c7c3d9a1af412583c00c8e3a00c2d3e6a02145a3a431799c830f1c196bec80d789be155644c3fa70600d1df5a900707955591b84", 0xed}], 0x1, &(0x7f0000000440)=ANY=[], 0x0, 0x84}, 0x40000) getpeername(r2, &(0x7f0000000c80)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, &(0x7f00000001c0)=0xffffffffffffffe7) r6 = accept4$ipx(0xffffffffffffffff, &(0x7f0000000440), &(0x7f0000000600)=0x10, 0x0) ioctl$sock_ipx_SIOCAIPXITFCRT(r6, 0x89e0, &(0x7f0000000640)=0x1) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000d00)='/proc/self/net/pfkey\x00', 0x404000, 0x0) ioctl$TIOCGPGRP(r3, 0x540f, &(0x7f0000000140)=0x0) getpgrp(r7) sendmsg$netlink(r5, &(0x7f0000000b80)={&(0x7f00000002c0)=@kern={0x10}, 0xc, &(0x7f00000008c0)=[{&(0x7f0000000880)={0x10, 0x41, 0x30, 0x70bd25, 0x25dfdbfb}, 0x10}, {&(0x7f0000001480)={0x18, 0x28, 0x800, 0x70bd2c, 0x25dfdbfd, "", [@typed={0x8, 0x95, @fd=r4}]}, 0x18}], 0x2, 0x0, 0x0, 0x20000800}, 0x20040000) r8 = accept4$nfc_llcp(0xffffffffffffff9c, 0x0, &(0x7f00000004c0), 0xc05513d729c723df) getsockopt$inet6_tcp_buf(r4, 0x6, 0x1f, &(0x7f0000000a00)=""/223, &(0x7f0000000b00)=0xdf) r9 = accept4(r2, 0x0, &(0x7f0000000480), 0x800) accept4$nfc_llcp(r9, 0x0, &(0x7f0000000180), 0x80800) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r9, 0x84, 0x74, &(0x7f0000000680)=""/255, &(0x7f00000005c0)=0xff) r10 = accept$nfc_llcp(r8, &(0x7f0000000500), &(0x7f0000000580)=0x60) setsockopt$inet_sctp6_SCTP_MAXSEG(r10, 0x84, 0xd, &(0x7f0000000400)=@assoc_value={r0, 0x2}, 0x8) r11 = accept$inet(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, @multicast1}, &(0x7f0000000040)=0x10) getsockopt$inet_sctp_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f0000000c00), &(0x7f0000000c40)=0xb) unshare(0x62010000) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r11, 0x84, 0x7c, &(0x7f0000000080)={r0}, 0x8) ioctl$sock_SIOCBRDELBR(0xffffffffffffffff, 0x89a1, &(0x7f0000000b40)='syzkaller0\x00') r12 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r12, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) [ 344.718364] FAULT_INJECTION: forcing a failure. [ 344.718364] name failslab, interval 1, probability 0, space 0, times 0 [ 344.729732] CPU: 1 PID: 21845 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 344.737102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.746484] Call Trace: [ 344.749064] dump_stack+0x194/0x24d [ 344.752679] ? arch_local_irq_restore+0x53/0x53 [ 344.757341] should_fail+0x8c0/0xa40 [ 344.761043] ? kstrdup+0x39/0x70 [ 344.765003] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 344.770093] ? cgroup_mkdir+0x553/0xfc0 [ 344.774054] ? vfs_mkdir+0x390/0x600 [ 344.777750] ? SyS_mkdir+0x220/0x2a0 [ 344.781451] ? do_syscall_64+0x281/0x940 [ 344.785496] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 344.790846] ? find_held_lock+0x35/0x1d0 [ 344.794909] ? find_held_lock+0x35/0x1d0 [ 344.798956] ? __lock_is_held+0xb6/0x140 [ 344.803037] ? check_same_owner+0x320/0x320 [ 344.807348] ? rcu_note_context_switch+0x710/0x710 [ 344.812261] ? rcu_read_lock_sched_held+0x108/0x120 [ 344.817279] should_failslab+0xec/0x120 [ 344.821244] kmem_cache_alloc+0x47/0x760 [ 344.825292] ? memcpy+0x45/0x50 [ 344.828818] ? kstrdup+0x59/0x70 [ 344.832192] __kernfs_new_node+0xe2/0x570 [ 344.836326] ? kernfs_dop_revalidate+0x380/0x380 [ 344.841072] ? kasan_check_read+0x11/0x20 [ 344.845204] ? read_word_at_a_time+0x12/0x20 [ 344.849597] ? strscpy+0x186/0x500 [ 344.853128] kernfs_new_node+0x80/0xe0 [ 344.857189] __kernfs_create_file+0x4b/0x320 [ 344.861607] cgroup_addrm_files+0x3c5/0xa70 [ 344.865921] ? cgroup_file_write+0x710/0x710 [ 344.870318] ? __getnstimeofday64+0x317/0x470 [ 344.874798] ? getrawmonotonic64+0x460/0x460 [ 344.879195] ? kernfs_active+0x92/0x160 [ 344.883156] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 344.888071] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 344.892551] ? cgroup_file_name+0x1d0/0x1d0 [ 344.896867] css_populate_dir+0x340/0x420 [ 344.901015] cgroup_mkdir+0x553/0xfc0 [ 344.904803] ? __lock_is_held+0xb6/0x140 [ 344.908859] ? cgroup_destroy_locked+0x750/0x750 [ 344.913692] ? rcu_read_lock_sched_held+0x108/0x120 [ 344.918693] ? kmem_cache_free+0x258/0x2a0 [ 344.922914] ? set_nlink+0xc1/0x160 [ 344.926527] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 344.931441] ? generic_permission+0x105/0x3c0 [ 344.935922] ? cgroup_destroy_locked+0x750/0x750 [ 344.940661] kernfs_iop_mkdir+0x153/0x1e0 [ 344.944794] vfs_mkdir+0x390/0x600 [ 344.948318] SyS_mkdir+0x220/0x2a0 [ 344.951849] ? SyS_mkdirat+0x2b0/0x2b0 [ 344.955725] ? do_syscall_64+0xb7/0x940 [ 344.959693] ? SyS_mkdirat+0x2b0/0x2b0 [ 344.963562] do_syscall_64+0x281/0x940 [ 344.967435] ? vmalloc_sync_all+0x30/0x30 [ 344.971567] ? _raw_spin_unlock_irq+0x27/0x70 [ 344.976049] ? finish_task_switch+0x1c1/0x7e0 [ 344.980526] ? syscall_return_slowpath+0x550/0x550 [ 344.985463] ? syscall_return_slowpath+0x2ac/0x550 [ 344.990388] ? prepare_exit_to_usermode+0x350/0x350 [ 344.995566] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 345.000914] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.005744] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 345.011090] RIP: 0033:0x454e79 [ 345.014262] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 345.021960] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 345.029212] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 345.036470] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 345.043727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 345.051163] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000000b [ 345.059072] cgroup: cgroup_addrm_files: failed to add cgroup.threads, err=-12 2018/03/31 00:56:57 executing program 0 (fault-call:10 fault-nth:12): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:56:57 executing program 6: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000008c0)=@broute={'broute\x00', 0x20, 0x2, 0x3df, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=ANY=[@ANYBLOB="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"]}, 0x457) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000140)={0x2, 0xa2b, 0x4, 0x7, 0x2, 0x20, 0x10000, 0x8a82}, &(0x7f0000000180)=0x20) socketpair(0x8, 0x2, 0x8, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_bt_hidp_HIDPCONNADD(r1, 0x400448c8, &(0x7f0000000c80)={r0, r0, 0x1, 0x4, &(0x7f0000000940)="b0e4f17b193206be66c7cf2495984d18e9d0be6a53e97aeafbb11b7a1d030c973874301cb7a20c74eeb5334a5f6e97ad5077b4c703c0d24a7fd7cc23c70470ba65036176f993611347a67b7dc403360d7bb8a4a5a21be80dea91e0f7c9c4243e73630743068574e683f07fb12f3cd5dd76f5e860bc7bd0970f97908f9429c5981998ec7a28023a622bb44402a4fe1ba8955d58dcbf0287e171637e59989e880b854c57a004969307bcc0fcf684852f0e7acfabd6019526871d25ceebfc766fc06de42c5ada8984bf4b2b02143c22f4f2b78557c07ae8fa74f90d91c66993cd0e3f7f9dd6e9841c7bed4d3d", 0xfffffffffffffffd, 0x800, 0x2, 0x3, 0xffff, 0x80000001, 0x2, "23db184dcc938eeed32909234c892f4edf09aa52eddae62527e7df7811c2d9a0c5cf134994701e7011802f6721294f1c7f0c33e1f53aa859cb8b8e4db5161bd2513dd440e7c93b1381bb8090ff7ce70ffd067eb1fabbd22fba159a5a8be57b44b434816c493e4386f59e3b6eb3acd998423d338d81ade3ebd382c8b9536f13a5c5f79edd65154843c7"}) r2 = socket(0x1d, 0xb, 0x0) setsockopt$inet_group_source_req(r2, 0x0, 0xfe0d64ad1c6cb9f1, &(0x7f0000000680)={0x1000, {{0x2, 0x4e23, @multicast1=0xe0000001}}, {{0x2, 0x4e22, @broadcast=0xffffffff}}}, 0x108) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r4 = syz_open_dev$loop(&(0x7f0000000b80)='/dev/loop#\x00', 0x0, 0x4006) pwritev(0xffffffffffffffff, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000400)={0x0, 0x0, 0x3, 0xffffffff}, &(0x7f0000000440)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000480)={0x0, @in={{0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}, [0x7fff, 0x2, 0x3, 0x0, 0x5, 0x5, 0x6, 0x10001, 0x9, 0x200, 0x4, 0x3304, 0x6, 0x8, 0x3]}, &(0x7f0000000580)=0x100) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000005c0)={0x0, 0x10001, 0x81, 0x9}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000740)={0x0, 0x200}, &(0x7f0000000340)=0x8) pselect6(0x40, &(0x7f0000000a80)={0x28b, 0x3, 0x9, 0x8001, 0xff, 0x1ff, 0x40, 0x10000}, &(0x7f0000000b00)={0x92a, 0x7, 0x7fff, 0x9, 0x200, 0x5, 0x8, 0x1f}, &(0x7f0000000b40)={0x80000001, 0x81, 0x2, 0x4, 0x3, 0x7, 0xb3f5, 0x37ef}, &(0x7f0000000bc0), &(0x7f0000000c40)={&(0x7f0000000c00)={0x6}, 0x8}) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000e40)='/dev/sequencer\x00', 0x400002, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000007c0)={0x0, @in6={{0xa, 0x4e23, 0x7, @dev={0xfe, 0x80, [], 0xe}, 0x3}}}, &(0x7f0000000880)=0x84) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f00000008c0)={0x0, 0x1b5}, &(0x7f0000000900)=0x8) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000ac0)={&(0x7f0000000280)=@in={0x2, 0x4e20}, 0x10, &(0x7f00000003c0)=[{&(0x7f00000002c0)="b25b2002e7d8bc055c7d9ed742f2ca865f150419606e27d187b4ce0f2f81d8a0ab0d18a71f265b68c86f9c82600911dcc4698a4baebfb56adf90bec347c735957300af9e7be0f2f2492412d9053dab543361b8e3cd8dff0e3d8a9e8477af536ae10c28fe546c40f786497632eb496a1d58804e3b2b8e12dc", 0x78}], 0x1, &(0x7f0000000940), 0x0, 0x24000001}, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x8933, &(0x7f0000000240)={'ipddp0\x00', @ifru_mtu=0x1}) ioctl$LOOP_CHANGE_FD(r4, 0x4c00, 0xffffffffffffffff) sendfile(r4, r4, &(0x7f0000000080), 0x102000004) ioctl$LOOP_CLR_FD(r4, 0x4c01) fdatasync(r4) nanosleep(&(0x7f00000001c0)={0x77359400}, &(0x7f0000000200)) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$TIOCGSOFTCAR(r3, 0x5419, &(0x7f00000007c0)) socket$inet6(0x10, 0x2, 0x0) socket$bt_cmtp(0x1f, 0x3, 0x5) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000001640)=@broute={'broute\x00', 0x20, 0x1, 0x1e8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20001700], 0x0, &(0x7f0000001980), &(0x7f0000001700)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x13, 0x0, 0x0, 'vcan0\x00', 'ifb0\x00', 'syzkaller0\x00', 'vcan0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], @link_local={0x1, 0x80, 0xc2}, [], 0x70, 0xf8, 0x128}, [@common=@dnat={'dnat\x00', 0x10, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, 0xffffffffffffffff}}}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x4, 'syz0\x00'}}}]}, @common=@NFQUEUE0={'NFQUEUE\x00', 0x8}}]}, {0x0, '\x00', 0x1, 0xffffbffffffffffe}]}, 0x260) 2018/03/31 00:56:57 executing program 7: r0 = syz_open_dev$dspn(&(0x7f000000bff6)='/dev/dsp#\x00', 0x1, 0x2) ioctl$int_in(r0, 0x800000c0045006, &(0x7f0000595ff8)) fcntl$setlease(r0, 0x400, 0x80000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000002c0)={0x0, 0x6}, &(0x7f0000000300)=0xc) ioctl$DRM_IOCTL_GET_CAP(r0, 0xc010640c, &(0x7f0000000080)={0x3fe808, 0x6}) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000200)=ANY=[@ANYRES32=r1, @ANYBLOB="44000000c064db0900000000375b00aa5f3fa02d031b41995443ced02175ae246bc3d505bde5740604b14eddd97568120d43abb5491033dafd635386b4b82e15b3292c11af30445c"], &(0x7f00000000c0)=0x4c) inotify_add_watch(r0, &(0x7f0000000100)='./file0\x00', 0x0) splice(r0, &(0x7f0000000000), r0, &(0x7f0000000040), 0xed, 0xe) close(r0) 2018/03/31 00:56:57 executing program 3: r0 = accept(0xffffffffffffffff, &(0x7f0000000000)=@l2, &(0x7f0000000080)=0x80) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f00000000c0), &(0x7f0000000100)=0x4) r1 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:56:57 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000500)=""/234, &(0x7f0000000180)=0xea) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) listen(r0, 0xfffffffffffff866) sendto$inet6(0xffffffffffffffff, &(0x7f0000f6f000), 0x0, 0x0, &(0x7f0000b63fe4)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000080)={0xb9, 0x5, 0x0, 0x7}, 0x14) r2 = dup3(r0, r1, 0x80000) ioctl$SNDRV_TIMER_IOCTL_GINFO(0xffffffffffffffff, 0xc0f85403, &(0x7f0000000200)={{0x3, 0x0, 0x0, 0x0, 0xffffffffffff8001}, 0x6, 0x0, 'id1\x00', 'timer1\x00', 0x0, 0x0, 0x0, 0x9}) r3 = socket$inet(0x10, 0x804, 0x0) writev(r0, &(0x7f0000000d00)=[{&(0x7f00000009c0)="3c4f8c860bf85261d02bc20364e7e9e9b2059b18a4e57d475b99bd4f468e849d102d87513da38e3026fa18b6708adc9f2a7ad46d19bda344bede5fe9779ea3dc5a8817d9e12954f77d3041c0fc1d895536e512f9791c9c1ce31296c35946e8ce6bb8664b0e5b4f3f7502b56fe047711c474b52dc4aa42d6a612e22a86f1dcac10ae76f4a6e82369323e84ebe37f4841b617bb51cef6aa66d24225f028da3d66d591de6e4823ff516fe71b6b9bb8bda6f619d9755c5f2d0903b19ab1230b8b1c3", 0xc0}, {&(0x7f0000000780)}, {&(0x7f0000000a80)="bf35d7fea248c76aa9693f86a45e3bf05f8fda2ace2821fac19744e8990a3ad419e5bd1799045cdc9e69b31953e745a0677a2364dae3c6d4465bf5a249a25ce8197ed08da2e72a0528ea09f813659434021f9db9d8dff087121baad2f122b884", 0x60}, {&(0x7f0000000b00)="0664f2cf452dc6aaca3bcbce84d58e28cb22eae7399da3f1ef6691d2c695dfbdcbbc1e38a3600ee2c5483265782a6fcd6d407176d4c69bb21f72c85cc7f3b173e5ee8a490782514529c424c3e311463c2c42f3408349f18135bd1a1daf7ad7aae80cea67a2a0325272dc0360e55b2c912b29ea8cdae705da45eee0", 0x7b}, {&(0x7f0000000b80)="6fafa9251a4ba202df4c0d91a1911bf243dc067c26314e7fe0dc551e972ffc9d7b37f45e443b5162854eaf5fe78efb71a134499dc09d4afda83bdc8918c21cde470c1669cce65352d6b169de0542321540b420d2f8f4a99742c894192c2f0a66f698cb0fee820db6f4", 0x69}, {&(0x7f0000000c00)="eac499d8d80c6afff67b0cb94d849b592f1747763e669701def1c177d7fc95c2f1e32825bbf1c978cb84738e30135548023d01aa5a8f655c9b0e1eae4bfdd3d22f8a43307d36952c4aecb5f556535080a30197beeb8323c12e3e6b337939ad849cd17764756bd92ebb418847", 0x6c}, {&(0x7f0000000c80)="11d6e339f2ab1421b5d56c523d0bf7f3d3ce215f37ee8ac9387befa7eb4951193ed52ecc651b39c7848188a95a2c4dd6048f307cd3f322e28c4bc5092de2655c2634dcfd5af867019f2c46f229e6", 0x4e}], 0x7) sendmsg(r3, &(0x7f0000014000)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000008000)="4c0000001200ff09fffefd956fa2830007a6008000000000000000683540150024001d0004c41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc882b079881", 0x4c}], 0x1}, 0x0) r4 = add_key(&(0x7f00000001c0)='asymmetric\x00', &(0x7f00000003c0)={0x73, 0x79, 0x7a}, &(0x7f0000000480)="5957756a122543e1a13be9d0f608a5f56988853e2f17bcc6ab8f8fc655dbbd0e0cbce70b1c1a95b497b02687386ecb4deaffdbc8c92c158a05af6b91e9fa0d90bf95cc062c7f903a7762c3fe2f78f210c0dffd8813f42e09232aec6a1f5162e67ce9de0e681bd1eb48c00f583880c9b3137815b33efa34258515", 0x7a, 0xfffffffffffffffe) r5 = add_key(&(0x7f0000000680)='asymmetric\x00', &(0x7f00000006c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000700)="68f8bf294101262bbadf86098cf05994f6b74328853396fe9ec13a643abc3747c9280385e65d0e3b58deca34610e83a593068f8b39f3e63234571a25feb40a1f3eeab62387cb5e239ce43506e20512f79d128213d1f2e70f3c30c64694e0", 0x5e, 0xffffffffffffffff) keyctl$search(0xa, r4, &(0x7f0000000600)='dns_resolver\x00', &(0x7f0000000640)={0x73, 0x79, 0x7a, 0x1}, r5) request_key(&(0x7f0000000040)='logon\x00', &(0x7f0000000400)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000300)="9414d46e5bb4eb97bebe5c8c4aab4f9e123ec5eaee666eebe12d87f7971a4684a42ff508c133b719c793283cf059eab43f4577be4ce54a7d7a910219d518fcfc93c0f9b8ead1a3ac089311cc9766dc52859a270fe122d7e68677357a5026e31bbab3219c54ae92bafb1856bb4d94dc53b78b1bdb083b7455b51c4778adad2097d2a0a6b31c48e4ee441818", 0xfffffffffffffffb) r6 = add_key(&(0x7f0000000100)='keyring\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a}, &(0x7f0000000440)="7d387db8ce196e4ea768f10612ddf2ac3061587671ccc48ca71733fe6b7c5d4d25", 0x21, 0x0) keyctl$negate(0xd, 0x0, 0x1f, r6) ioctl$DRM_IOCTL_RM_MAP(r2, 0x4028641b, &(0x7f0000000980)={&(0x7f0000ffa000/0x3000)=nil, 0x40, 0x1, 0xa, &(0x7f0000ff8000/0x4000)=nil, 0xffffffffffff0000}) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f00000007c0)=@sack_info={0x0, 0x6, 0x400}, &(0x7f0000000800)=0xc) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r2, 0x84, 0x17, &(0x7f0000000880)=ANY=[@ANYRES32=r7, @ANYBLOB="fd7ed000cd9dd65a617e40c11e668d259f1f94e50fb3419b59932bbecf9892e40e0634b81ca616c13480a37078ae7c6706ab0a460260fe04b9c39ba3de283900b0f8c74732f6fb5cc6ee5841a0e3d9155e32316b094585215d1197985dcb455aa4417758011696f773c93fe8e877489c8ce157f629adf5c103939e1d8af059df22c512fc265a9e08a12618e7f54327c0ae01e3c68dfa1ffd09bd4594a00f2b549bbb78ae7059d6ee86b737d914a3fd19c7a48ea85de0c6c4dd00af99062c13aabc931f7d57c2896d2830b7"], 0xd8) ioctl$DRM_IOCTL_AGP_ALLOC(r2, 0xc0206434, &(0x7f0000000780)={0x7fffffff, 0x0, 0x10000, 0xe9}) ioctl$DRM_IOCTL_AGP_FREE(r3, 0x40206435, &(0x7f0000000d80)={0x8, r8, 0x0, 0x6}) setsockopt$inet_sctp6_SCTP_AUTH_KEY(0xffffffffffffffff, 0x84, 0x17, &(0x7f0000000840)={r7, 0x8, 0x8, "7eb2ff2e9af02e75"}, 0x10) setsockopt$IP_VS_SO_SET_TIMEOUT(r2, 0x0, 0x48a, &(0x7f00000000c0)={0x0, 0x4}, 0xc) 2018/03/31 00:56:57 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000064effb)="8907040000", 0x5) lstat(&(0x7f0000000200)='./file0\x00', &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000100)={{{@in=@multicast2=0xe0000002, @in=@multicast2=0xe0000002, 0x4e21, 0xcf8, 0x4e24, 0x1, 0x2, 0x80, 0x80, 0x3f, 0x0, r1}, {0x1000, 0x6, 0x7f, 0x4, 0x4, 0x1, 0xe7, 0x3}, {0x2, 0x80000000, 0x2, 0x3}, 0x8, 0x6e6bc0, 0x3, 0x1, 0x2}, {{@in=@loopback=0x7f000001, 0x4d6, 0x2b}, 0xa, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x0, 0x0, 0x3, 0x400, 0x7ff, 0xfffffffffffffffb, 0x7fff}}, 0xe8) connect$inet(r0, &(0x7f0000000240)={0x2, 0x0, @rand_addr=0x7}, 0x10) 2018/03/31 00:56:57 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x5) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000040)=ANY=[@ANYBLOB="020300000f0000000800000000000000010018000000000005000600000000000a0000000000000000000000000000000000000000000000000000000000001d7700010000000000000000000000000005000500000000000a00000000000000ff0100000000000000000000000000010000000000000000"], 0x78}, 0x1}, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) ioctl$sock_SIOCSPGRP(r1, 0x8902, &(0x7f0000000980)=r2) getsockname$netlink(r1, &(0x7f0000000340), &(0x7f0000000380)=0xc) ptrace$setsig(0x4203, r2, 0x402, &(0x7f0000000940)={0x2f, 0x5, 0x8, 0xd}) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000280)=[@in6={0xa, 0x4e21, 0x1, @local={0xfe, 0x80, [], 0xaa}, 0xfffffffffffffffc}, @in={0x2, 0x4e20, @broadcast=0xffffffff}, @in={0x2, 0x4e22, @loopback=0x7f000001}, @in6={0xa, 0x4e21, 0xd0, @dev={0xfe, 0x80, [], 0x16}, 0x7}, @in6={0xa, 0x4e22, 0x5, @mcast2={0xff, 0x2, [], 0x1}}, @in6={0xa, 0x4e24, 0x40, @dev={0xfe, 0x80, [], 0x17}, 0x2}], 0x90) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) r3 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f0000000540)={"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"}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000480), &(0x7f00000004c0)=0x4) fcntl$setflags(r3, 0x2, 0x1) 2018/03/31 00:56:57 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/kvm\x00', 0x20000, 0x0) r1 = dup3(r0, r0, 0x80000) setsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000240), 0x4) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000480)={0x0, 0x0}, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r4, 0x84, 0x1f, &(0x7f0000000340)={0x0, @in={{0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x14}}}, 0x6, 0x5}, &(0x7f0000000400)=0x90) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r4, 0x84, 0x70, &(0x7f0000000500)={r6, @in6={{0xa, 0x4e22, 0x4, @empty, 0x81}}, [0x1, 0x5, 0x9, 0xee, 0x8, 0xffffffffffffff7f, 0x9, 0x3, 0x6, 0x5, 0x7fffffff, 0xff, 0x1f, 0x3, 0x4]}, &(0x7f0000000440)=0x100) r7 = dup3(r5, r4, 0x0) clock_gettime(0x1, &(0x7f0000000000)) signalfd(r7, &(0x7f0000000040)={0x100000001}, 0x8) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_VCPU_EVENTS(r4, 0x4040aea0, &(0x7f0000460fe4)={0x0, 0x7, 0x2, 0x0, 0x4, 0x8, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x805}) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r3, 0x84, 0xc, &(0x7f0000000080), &(0x7f0000000100)=0x4) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r3, 0x84, 0x6b, &(0x7f0000000140)=[@in6={0xa, 0x4e22, 0x80, @empty, 0x8000}, @in6={0xa, 0x4e20, 0x2, @loopback={0x0, 0x1}, 0x400}, @in6={0xa, 0x4e22, 0x7f, @loopback={0x0, 0x1}, 0x7f}, @in6={0xa, 0x4e23, 0x3fe62fee, @loopback={0x0, 0x1}, 0x80}, @in6={0xa, 0x4e23, 0xfb72, @local={0xfe, 0x80, [], 0xaa}, 0xcf0}, @in={0x2, 0x4e24, @broadcast=0xffffffff}, @in6={0xa, 0x4e21, 0x401, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e20, 0x426, @dev={0xfe, 0x80, [], 0x13}, 0x5}], 0xe4) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000753000/0x18000)=nil, &(0x7f0000000300)=[@text32={0x20, &(0x7f00000000c0)="0fc7280f080f20030f01727166ba4200b834000000ef66bad10466edb81da1fb500f23d00f21f835300000050f23f8c4c3194bfc360f20030fc76d08", 0x3c}], 0x1, 0x7, &(0x7f0000000380), 0x10000181) ioctl$KVM_RUN(r4, 0xae80, 0x0) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) dup2(r4, r4) [ 345.255395] print_req_error: I/O error, dev loop0, sector 0 [ 345.261262] IPVS: length: 234 != 24 [ 345.267379] FAULT_INJECTION: forcing a failure. [ 345.267379] name failslab, interval 1, probability 0, space 0, times 0 [ 345.278845] CPU: 1 PID: 21872 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 345.286297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 345.296176] Call Trace: [ 345.298757] dump_stack+0x194/0x24d [ 345.302370] ? arch_local_irq_restore+0x53/0x53 [ 345.307033] should_fail+0x8c0/0xa40 [ 345.310732] ? kstrdup+0x39/0x70 [ 345.314084] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.319182] ? cgroup_mkdir+0x553/0xfc0 [ 345.323139] ? vfs_mkdir+0x390/0x600 [ 345.326838] ? SyS_mkdir+0x220/0x2a0 [ 345.330539] ? do_syscall_64+0x281/0x940 [ 345.334585] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 345.339936] ? find_held_lock+0x35/0x1d0 [ 345.343985] ? find_held_lock+0x35/0x1d0 [ 345.348177] ? __lock_is_held+0xb6/0x140 [ 345.352246] ? check_same_owner+0x320/0x320 [ 345.356553] ? rcu_note_context_switch+0x710/0x710 [ 345.361467] ? rcu_read_lock_sched_held+0x108/0x120 [ 345.366471] should_failslab+0xec/0x120 [ 345.370430] kmem_cache_alloc+0x47/0x760 [ 345.374477] ? memcpy+0x45/0x50 [ 345.377740] ? kstrdup+0x59/0x70 [ 345.381093] __kernfs_new_node+0xe2/0x570 [ 345.385224] ? kernfs_dop_revalidate+0x380/0x380 [ 345.389965] ? kasan_check_read+0x11/0x20 [ 345.394100] ? read_word_at_a_time+0x12/0x20 [ 345.398492] ? strscpy+0x186/0x500 [ 345.402026] kernfs_new_node+0x80/0xe0 [ 345.405897] __kernfs_create_file+0x4b/0x320 [ 345.410291] cgroup_addrm_files+0x3c5/0xa70 [ 345.414604] ? cgroup_file_write+0x710/0x710 [ 345.418996] ? __getnstimeofday64+0x317/0x470 [ 345.423509] ? getrawmonotonic64+0x460/0x460 [ 345.427915] ? kernfs_active+0x92/0x160 [ 345.431878] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 345.436974] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 345.441451] ? cgroup_file_name+0x1d0/0x1d0 [ 345.445771] css_populate_dir+0x340/0x420 [ 345.449908] cgroup_mkdir+0x553/0xfc0 [ 345.453695] ? __lock_is_held+0xb6/0x140 [ 345.457743] ? cgroup_destroy_locked+0x750/0x750 [ 345.462484] ? rcu_read_lock_sched_held+0x108/0x120 [ 345.467493] ? kmem_cache_free+0x258/0x2a0 [ 345.471711] ? set_nlink+0xc1/0x160 [ 345.475335] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 345.480247] ? generic_permission+0x105/0x3c0 [ 345.484732] ? cgroup_destroy_locked+0x750/0x750 [ 345.489475] kernfs_iop_mkdir+0x153/0x1e0 [ 345.493620] vfs_mkdir+0x390/0x600 [ 345.497148] SyS_mkdir+0x220/0x2a0 [ 345.500675] ? SyS_mkdirat+0x2b0/0x2b0 [ 345.504549] ? do_syscall_64+0xb7/0x940 [ 345.508506] ? SyS_mkdirat+0x2b0/0x2b0 [ 345.512385] do_syscall_64+0x281/0x940 [ 345.516430] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 345.521948] ? syscall_return_slowpath+0x550/0x550 [ 345.527034] ? syscall_return_slowpath+0x2ac/0x550 [ 345.531953] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 345.537310] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.542157] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 345.547337] RIP: 0033:0x454e79 2018/03/31 00:56:58 executing program 3: setsockopt$IP_VS_SO_SET_STARTDAEMON(0xffffffffffffffff, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x400, 0x0) ioctl$EVIOCGSND(r0, 0x8040451a, &(0x7f0000000040)=""/102) [ 345.550512] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 345.558564] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 345.565819] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 345.573243] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 345.580516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 345.587771] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000000c [ 345.595231] cgroup: cgroup_addrm_files: failed to add cgroup.threads, err=-12 2018/03/31 00:56:58 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000006c0)={0x19, 0x8, 0x0, 0x7, 0x4, 0xffffffffffffff9c, 0x9}, 0x2c) fcntl$getflags(r0, 0x1) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000004c0)={&(0x7f00000005c0)={0x10}, 0xc, &(0x7f0000000600)={&(0x7f0000000400)=@ipv4_newroute={0x2c, 0x18, 0xc01, 0x0, 0x0, {0x2, 0xb4}, [@RTA_OIF={0x8, 0x4}, @RTA_FLOW={0x8, 0xb}]}, 0x2c}, 0x1}, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000000c0)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, 0x80, &(0x7f00000003c0)=[{&(0x7f0000000140)=""/74, 0x4a}, {&(0x7f00000001c0)=""/10, 0xa}, {&(0x7f0000000200)=""/192, 0xc0}, {&(0x7f00000002c0)=""/241, 0xf1}], 0x4, &(0x7f0000000500)=""/145, 0x91, 0xfffffffffffffffb}, 0x40000000) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'ip6gretap0\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f0000000640)={@mcast1={0xff, 0x1, [], 0x1}, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @mcast2={0xff, 0x2, [], 0x1}, 0xe044, 0x400, 0xcba3, 0x500, 0x8, 0x200000, r3}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000700)={0x0, @in={{0x2, 0x4e20, @multicast1=0xe0000001}}, 0x9, 0x0, 0x0, 0x100000000, 0x51}, &(0x7f00000007c0)=0x98) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f0000000800)={r4, @in={{0x2, 0x4e23, @multicast2=0xe0000002}}, [0xffffffff90c28957, 0x3, 0x2, 0x401, 0x5, 0x3f, 0x3ff, 0x3, 0xef1bb9f, 0x8, 0x9545, 0x3, 0xfff, 0x519, 0x8001]}, &(0x7f0000000900)=0x100) r5 = memfd_create(&(0x7f0000000000)=']\x00', 0x2) accept$packet(r5, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x14) 2018/03/31 00:56:58 executing program 3: r0 = socket$inet(0x2, 0x0, 0x8) setsockopt$IPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x41, &(0x7f0000000080)={'filter\x00', 0x3, [{}, {}, {}]}, 0x58) r1 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x1, 0x40000) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x8, 0x4000) ioctl$LOOP_SET_FD(r1, 0x4c00, r0) 2018/03/31 00:56:58 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x5) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000200)=ANY=[@ANYBLOB="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"], 0x78}, 0x1}, 0x0) set_tid_address(&(0x7f0000000040)) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000400)=r2) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) r3 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000480), &(0x7f00000004c0)=0x4) 2018/03/31 00:56:58 executing program 1: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x82000, 0x0) bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0xb2f, {0x8, 0x10000, 0x8001, 0x3, 0x9, 0x40}, 0x3ff, 0x9}, 0xe) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-camellia-asm\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00003c1000)="8776c6abc7091e96b3b60ced77635e80", 0x10) r2 = accept$alg(r1, 0x0, 0x0) sendto(r2, &(0x7f0000000600)="224b49fd1e310f215feac34bbc176bfc0006f72f9a0f4a6f3f21009562f8c0e3e8f2000000c896d61f3f2d0b9d7bcffc88dbe6b7acdc870f6aee9cc9c4d0021036486bc45228c0dd1e38e4ce49ba4d1ec4373d242e635bdbc45641adf232f7a6f3da8285001a2e70b58306e1793f7abe92abc48367298e347485d520a88c47d7eabbcebd1dd850715284a9fd69bf6bfde5cfb085c385724baacf1a2865d221d2", 0xa0, 0x0, &(0x7f00000002c0)=ANY=[], 0x0) recvmsg(r2, &(0x7f0000d43000)={&(0x7f000076c000)=@hci, 0x3, &(0x7f0000ae0fc0)=[{&(0x7f0000b9ff8b)=""/117, 0xa5}], 0x1, &(0x7f0000837f57)=""/169, 0xa9}, 0x0) 2018/03/31 00:56:58 executing program 7: clone(0x200, &(0x7f0000151000), &(0x7f0000000080), &(0x7f0000f8b000), &(0x7f0000000100)) r0 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffff9c) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f0000001340)=""/195) mknod(&(0x7f0000b75ff8)='./file0\x00', 0x2001001, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') preadv(r1, &(0x7f0000000040)=[{&(0x7f00006f0000)=""/154, 0x9a}], 0x1, 0x0) lseek(0xffffffffffffffff, 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f0000000180)) pread64(r1, &(0x7f00000000c0)=""/53, 0x1c1, 0x0) getpgrp(0x0) r2 = socket$vsock_stream(0x28, 0x1, 0x0) r3 = accept(r2, &(0x7f0000000440)=@rc, &(0x7f0000000380)=0xffffffffffffff82) syz_genetlink_get_family_id$ipvs(&(0x7f0000000300)='IPVS\x00') setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r3, 0x28, 0x0, &(0x7f00000004c0)=0x100000001, 0x8) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = getpid() sendmsg$nl_generic(r4, &(0x7f0000000400)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000003c0)={&(0x7f0000000580)=ANY=[@ANYBLOB="1c0000010000010000000000da1eb918f2f2e36f0800110011ccb835c4ce68cb2733615c9fe491f82fd4adc34eda0632ade642a726ae711560ec78efae2a9297f7cfd041a4a1b82466", @ANYRES32=r5], 0x1c}, 0x1}, 0x0) mmap(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x3, 0x1b071, 0xffffffffffffffff, 0x1) r6 = accept4$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, @remote}, &(0x7f00000001c0)=0x1c, 0x80800) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x70, &(0x7f0000000600)={0x0, @in6={{0xa, 0x0, 0xfa5f, @ipv4={[], [0xff, 0xff]}, 0x6fa74d64}}, [0x40, 0xb27, 0x11a, 0x9, 0x5, 0x40c, 0x5, 0xffff, 0x9, 0x7, 0xfff, 0x4, 0x5b, 0x0, 0x4]}, &(0x7f0000000240)=0x100) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000500)={r7, 0x101}, &(0x7f0000000540)=0x8) tee(r6, 0xffffffffffffffff, 0x6bf081f2, 0x2) bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xa, 0x3ff, 0x91f, 0xe134, 0x1a, 0xffffffffffffffff, 0x8}, 0x2c) r8 = socket$vsock_dgram(0x28, 0x2, 0x0) mmap(&(0x7f0000000000/0xf12000)=nil, 0xf12000, 0x1000001, 0x32, 0xffffffffffffffff, 0x0) r9 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000fb0000)={&(0x7f0000855000)="e91f7189591e9233614b"}, 0x10) writev(r8, &(0x7f0000000140), 0x100002fb) r10 = socket$inet6(0xa, 0x0, 0x7fc) ioctl$KVM_SET_CLOCK(r9, 0x4030ae7b, &(0x7f0000000100)={0x7, 0x6}) bind$inet6(r10, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff]}}, 0x1c) 2018/03/31 00:56:58 executing program 0 (fault-call:10 fault-nth:13): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:56:58 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00006ee000)='/dev/kvm\x00', 0x0, 0x0) r1 = accept4(0xffffffffffffffff, &(0x7f00000000c0)=@vsock, &(0x7f0000000140)=0x80, 0x0) setsockopt$inet_sctp6_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000180), 0x4) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = eventfd2(0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x100000000000000) getsockopt$ax25_int(r0, 0x101, 0x0, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$KVM_IRQFD(r2, 0x4020ae76, &(0x7f00000b1000)={r3, 0x0, 0x2, r3}) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 345.781966] FAULT_INJECTION: forcing a failure. [ 345.781966] name failslab, interval 1, probability 0, space 0, times 0 [ 345.793266] CPU: 1 PID: 21902 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 345.800635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 345.809983] Call Trace: [ 345.812561] dump_stack+0x194/0x24d [ 345.816189] ? arch_local_irq_restore+0x53/0x53 [ 345.820848] should_fail+0x8c0/0xa40 [ 345.824549] ? kstrdup+0x39/0x70 [ 345.827914] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 345.832999] ? cgroup_mkdir+0x553/0xfc0 [ 345.836962] ? vfs_mkdir+0x390/0x600 [ 345.840659] ? SyS_mkdir+0x220/0x2a0 [ 345.844361] ? do_syscall_64+0x281/0x940 [ 345.848414] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 345.853768] ? find_held_lock+0x35/0x1d0 [ 345.857826] ? find_held_lock+0x35/0x1d0 [ 345.861886] ? __lock_is_held+0xb6/0x140 [ 345.865939] ? check_same_owner+0x320/0x320 [ 345.870254] ? rcu_note_context_switch+0x710/0x710 [ 345.875168] ? rcu_read_lock_sched_held+0x108/0x120 [ 345.880194] should_failslab+0xec/0x120 [ 345.884153] kmem_cache_alloc+0x47/0x760 [ 345.888203] ? memcpy+0x45/0x50 [ 345.891475] ? kstrdup+0x59/0x70 [ 345.894835] __kernfs_new_node+0xe2/0x570 [ 345.898970] ? kernfs_dop_revalidate+0x380/0x380 [ 345.903713] ? kasan_check_read+0x11/0x20 [ 345.907844] ? read_word_at_a_time+0x12/0x20 [ 345.912236] ? strscpy+0x186/0x500 [ 345.915787] kernfs_new_node+0x80/0xe0 [ 345.919672] __kernfs_create_file+0x4b/0x320 [ 345.924070] cgroup_addrm_files+0x3c5/0xa70 [ 345.928394] ? cgroup_file_write+0x710/0x710 [ 345.932796] ? getrawmonotonic64+0x460/0x460 [ 345.937277] ? kernfs_active+0x92/0x160 [ 345.941237] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 345.946151] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 345.950637] ? cgroup_file_name+0x1d0/0x1d0 [ 345.954947] css_populate_dir+0x340/0x420 [ 345.959273] cgroup_mkdir+0x553/0xfc0 [ 345.963060] ? __lock_is_held+0xb6/0x140 [ 345.967107] ? cgroup_destroy_locked+0x750/0x750 [ 345.971857] ? rcu_read_lock_sched_held+0x108/0x120 [ 345.976858] ? kmem_cache_free+0x258/0x2a0 [ 345.981075] ? set_nlink+0xc1/0x160 [ 345.984689] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 345.989605] ? generic_permission+0x105/0x3c0 [ 345.994085] ? cgroup_destroy_locked+0x750/0x750 [ 345.998828] kernfs_iop_mkdir+0x153/0x1e0 [ 346.002963] vfs_mkdir+0x390/0x600 [ 346.006488] SyS_mkdir+0x220/0x2a0 [ 346.010030] ? SyS_mkdirat+0x2b0/0x2b0 [ 346.013902] ? do_syscall_64+0xb7/0x940 [ 346.017867] ? SyS_mkdirat+0x2b0/0x2b0 [ 346.021741] do_syscall_64+0x281/0x940 [ 346.025613] ? vmalloc_sync_all+0x30/0x30 [ 346.029750] ? _raw_spin_unlock_irq+0x27/0x70 [ 346.034227] ? finish_task_switch+0x1c1/0x7e0 [ 346.038705] ? syscall_return_slowpath+0x550/0x550 [ 346.043616] ? syscall_return_slowpath+0x2ac/0x550 [ 346.048527] ? prepare_exit_to_usermode+0x350/0x350 [ 346.053539] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 346.058887] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.063718] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 346.068892] RIP: 0033:0x454e79 [ 346.072064] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/03/31 00:56:58 executing program 3: pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80800) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000080)={0x5, &(0x7f0000000040)=[{}, {}, {}, {}, {}]}) r1 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) [ 346.079756] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 346.087014] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 346.094282] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 346.101535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 346.108788] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000000d [ 346.116243] cgroup: cgroup_addrm_files: failed to add cgroup.controllers, err=-12 2018/03/31 00:56:58 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000ed4000)=0x76, 0x800) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23}, 0x10) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) bind$netlink(r1, &(0x7f0000000000)={0x10, 0x0, 0x25dfdbfb, 0x2000}, 0xc) eventfd(0x32) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000400), 0x4) sendto$inet(r0, &(0x7f0000000040)="e9e6dbefe5d7c8fc793befcc1ff8bc2fe95a7a3e635d4d0a28f66dc9c508df13e31ae8c5c82f1c", 0x27, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f0000000e00)="1d6fde797136c2386a228b2c7dc0db9fe400000000000000810be2dd0a8181144dc32436b22ffc6811f328a5c037dda211dbb5af4ba9a344db192af7f634ac682fac91ba531aa521586888590230b64d2222703802a85aea33f2e347305da36e61007d2aaf1ce979cc1a5cd2425f0617209272c6705f5ee8a6c9ff4cc516a6f31b29b9caff246001ede21be266ff227bacf436396189e30d94416a092a7c0c4c0b7556cbf2de6040beedeef0de68480799b05a0376b6130643c69c639ed5e4075e65020000003b83c3", 0xc9, 0x0, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffff9c, 0x84, 0x6d, &(0x7f00000004c0)=ANY=[], &(0x7f0000002040)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000002080)={0x1, [0x0]}, &(0x7f00000020c0)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000002180), &(0x7f00000021c0)=0xc) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000740)={@in={{0x2, 0x0, @loopback=0x7f000001}}, 0x0, 0x7, 0x0, "9dbd57bc54f010542d4c927b592c5908f1b4d6654d85d9274cbef4bafdb3e202f8a5c379d7e75c94d9bb8d1f7ab1657258c4809c397cf2c75d7c62601186eef6f86ef2929055e424d70dc3956f251af7"}, 0xd8) sendto$inet(r0, &(0x7f0000000140)="19a12a142ab275558bf068234a9b8dad35116020f7ba01bf52fe0a173519e25500347068bc75da1088772d7a155ab734ad352bac034f2beed17dbe676b4541b61487cb0f9078028814dbdca221ce860f678cf2f9658456dfc93e9381f915b14c0c9402a2668ef8310629ee52bcd8ec8a55c692d7d8d9ff8a359eed4beedaf8f480a504b98e4c411ee3a8d77787ec5e226eac3b6d39bb60797a0b09271e40c15602d771e2deccff84ea2d203f03b2caebf8a2e0b55b80928836c9eb9c0ce5d3ce1135bc8581a0c58682f74c9dcb757493153280", 0xd3, 0x0, &(0x7f0000000080)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) 2018/03/31 00:56:58 executing program 0 (fault-call:10 fault-nth:14): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:56:58 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000000)={0x400, {{0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}}}, 0x88) 2018/03/31 00:56:58 executing program 2: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x250001, 0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f00000000c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001100)=0x1008) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000001140)={r1, @in6={{0xa, 0x4e20, 0x8, @mcast2={0xff, 0x2, [], 0x1}, 0x3}}}, 0x84) r2 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSARP(r2, 0x8955, &(0x7f0000000000)={{0x2, 0x4e20, @dev={0xac, 0x14, 0x14}}, {}, 0xfffffffffffffffd, {0x2, 0x4e20, @rand_addr}, "00080700000400a0b22c582bf3aed17d"}) socket$inet_dccp(0x2, 0x6, 0x0) 2018/03/31 00:56:58 executing program 6: capset(&(0x7f00002d0ff8)={0x19980330}, &(0x7f0000cc0000)) r0 = syz_open_dev$usbmon(&(0x7f0000000100)='/dev/usbmon#\x00', 0x80000000, 0x80) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000340)={r0, &(0x7f0000000380)="ec3aef928936878b55c3d7bb0dbb53e1b1edae9521d8eb558f7e40f4f33973e7189a716373a7dc6f9b8c4870511946abe4d19b0c67bd3995dbe2f80b6c99ed7dfc6c6e6968e0a2953fa15b3cd595f260936a4dd847a6ab2afd002de03326e8025db1d17f17114c01ccb643b8ee72ee87a1db51e015284c95d1e0bb70d19a75a5cee1d68fb75e977db3b8e551390f56b3313b28e99add4b59"}, 0x10) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = inotify_init1(0x0) fcntl$setown(r2, 0x8, 0xffffffffffffffff) socket$inet_icmp_raw(0x2, 0x3, 0x1) fcntl$getownex(r1, 0x10, &(0x7f0000000240)={0x0, 0x0}) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000280)) get_robust_list(r3, &(0x7f00000001c0)=&(0x7f0000000180)={&(0x7f0000000080)={&(0x7f0000000040)}, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)}}, &(0x7f0000000200)=0x18) 2018/03/31 00:56:58 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000e15000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish)\x00'}, 0x58) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x20000, 0x0) epoll_pwait(r1, &(0x7f0000000040)=[{}, {}, {}], 0x3, 0x2, &(0x7f0000000080)={0x10000}, 0x8) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000133ffc)="71e67a15", 0x4) r2 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg(r2, &(0x7f0000002500)={0x0, 0x0, &(0x7f00000022c0), 0x0, &(0x7f0000002340)}, 0x48000) sendto(r2, &(0x7f00005c8f58), 0xfffffffffffffeee, 0x0, &(0x7f0000351ff0)=@ipx={0x4, 0x0, 0x0, "a074edebb7e1"}, 0x1) readv(r2, &(0x7f0000000000), 0x0) socket$vsock_dgram(0x28, 0x2, 0x0) r3 = syz_open_dev$mice(&(0x7f0000001040)='/dev/input/mice\x00', 0x0, 0x404000) openat$pfkey(0xffffffffffffff9c, &(0x7f00000010c0)='/proc/self/net/pfkey\x00', 0x40000, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r3, 0x894b, &(0x7f0000001080)) 2018/03/31 00:56:58 executing program 4: mprotect(&(0x7f0000002000/0x4000)=nil, 0x4000, 0x0) r0 = socket$inet6(0xa, 0x800, 0x2b) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x7}, 0x1c) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f00000000c0)={r2, 0xa}) sendmmsg(r0, &(0x7f0000000c40)=[{{0x0, 0x0, &(0x7f00000003c0), 0x0, &(0x7f0000000040)}}, {{0x0, 0x0, &(0x7f00000009c0)=[{&(0x7f0000003740)="1b", 0x1}], 0x1, &(0x7f0000000a80)}}], 0x2, 0x8000) 2018/03/31 00:56:58 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x5) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000200)=ANY=[@ANYBLOB="020300000f0000000000000000000000010018000000000005000600000000000a0000000000000000009db50000000000f8ff00000000000000000000000000e6f73e14000000000000000000000000057f636552ef4130a2000000e800000100000000000000000000000000000000000000000000000003f51774043acee199804232b9cecbdb4442ed"], 0x78}, 0x1}, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000400)=r2) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) r3 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000480), &(0x7f0000000040)=0xfed8) [ 346.425704] FAULT_INJECTION: forcing a failure. [ 346.425704] name failslab, interval 1, probability 0, space 0, times 0 [ 346.437321] CPU: 1 PID: 21931 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 346.444688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.454052] Call Trace: [ 346.456654] dump_stack+0x194/0x24d [ 346.460293] ? arch_local_irq_restore+0x53/0x53 [ 346.465003] should_fail+0x8c0/0xa40 [ 346.468722] ? kstrdup+0x39/0x70 [ 346.472091] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 346.477203] ? cgroup_mkdir+0x553/0xfc0 [ 346.481178] ? vfs_mkdir+0x390/0x600 [ 346.484893] ? SyS_mkdir+0x220/0x2a0 [ 346.488612] ? do_syscall_64+0x281/0x940 [ 346.492674] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 346.498047] ? find_held_lock+0x35/0x1d0 [ 346.502114] ? find_held_lock+0x35/0x1d0 [ 346.506175] ? __lock_is_held+0xb6/0x140 [ 346.510244] ? check_same_owner+0x320/0x320 [ 346.514573] ? rcu_note_context_switch+0x710/0x710 [ 346.519501] ? rcu_read_lock_sched_held+0x108/0x120 [ 346.524525] should_failslab+0xec/0x120 [ 346.528498] kmem_cache_alloc+0x47/0x760 [ 346.532555] ? memcpy+0x45/0x50 [ 346.535833] ? kstrdup+0x59/0x70 [ 346.539201] __kernfs_new_node+0xe2/0x570 [ 346.543346] ? kernfs_dop_revalidate+0x380/0x380 [ 346.548102] ? kasan_check_read+0x11/0x20 [ 346.552246] ? read_word_at_a_time+0x12/0x20 [ 346.556652] ? strscpy+0x186/0x500 [ 346.560207] kernfs_new_node+0x80/0xe0 [ 346.564093] __kernfs_create_file+0x4b/0x320 [ 346.568504] cgroup_addrm_files+0x3c5/0xa70 [ 346.572833] ? cgroup_file_write+0x710/0x710 [ 346.577252] ? getrawmonotonic64+0x460/0x460 [ 346.581665] ? kernfs_active+0x92/0x160 [ 346.585643] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 346.590576] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 346.595069] ? cgroup_file_name+0x1d0/0x1d0 [ 346.599399] css_populate_dir+0x340/0x420 [ 346.603552] cgroup_mkdir+0x553/0xfc0 [ 346.607350] ? __lock_is_held+0xb6/0x140 [ 346.611412] ? cgroup_destroy_locked+0x750/0x750 [ 346.616165] ? rcu_read_lock_sched_held+0x108/0x120 [ 346.621178] ? kmem_cache_free+0x258/0x2a0 [ 346.625414] ? set_nlink+0xc1/0x160 [ 346.629045] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 346.633973] ? generic_permission+0x105/0x3c0 [ 346.638468] ? cgroup_destroy_locked+0x750/0x750 [ 346.643222] kernfs_iop_mkdir+0x153/0x1e0 [ 346.647377] vfs_mkdir+0x390/0x600 [ 346.650921] SyS_mkdir+0x220/0x2a0 [ 346.654459] ? SyS_mkdirat+0x2b0/0x2b0 [ 346.658350] ? do_syscall_64+0xb7/0x940 [ 346.662323] ? SyS_mkdirat+0x2b0/0x2b0 [ 346.666208] do_syscall_64+0x281/0x940 [ 346.670089] ? vmalloc_sync_all+0x30/0x30 [ 346.674236] ? _raw_spin_unlock_irq+0x27/0x70 [ 346.678731] ? finish_task_switch+0x1c1/0x7e0 [ 346.683223] ? syscall_return_slowpath+0x550/0x550 [ 346.688150] ? syscall_return_slowpath+0x2ac/0x550 [ 346.693081] ? prepare_exit_to_usermode+0x350/0x350 [ 346.698094] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 346.703460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.708312] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 346.713498] RIP: 0033:0x454e79 [ 346.716685] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/03/31 00:56:59 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000080)={0x0, @dev, @remote}, &(0x7f00000000c0)=0xc) munlockall() setsockopt$inet_mreqn(r0, 0x0, 0x1f, &(0x7f0000000140)={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}, r1}, 0xc) r2 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x401, 0x40000) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r2, 0x81785501, &(0x7f0000000180)=""/105) ioctl$PPPIOCGMRU(r2, 0x80047453, &(0x7f0000000040)) 2018/03/31 00:56:59 executing program 5: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000300)) r1 = socket$key(0xf, 0x3, 0x2) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r2, 0x117, 0x5, 0x0, 0x5) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000200), &(0x7f0000000240)=0xc) sendmsg$key(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000040)=ANY=[@ANYBLOB="020300000f0000000000000000000000010018000000000005000dfb3dafbde88426906a1afa2cd1240600000000000a0000000000000000000000000000000000000000000000080000000000000002000100000000000000000000000000050005000f0000000a00000000000000ff010000000000e707"], 0x78}, 0x1}, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) ioctl$sock_SIOCSPGRP(r1, 0x8902, &(0x7f0000000400)=r3) ioctl$sock_SIOCSIFBR(r2, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) setsockopt$ax25_buf(r2, 0x101, 0x19, &(0x7f0000000540)="519806f34a03d3c6c50de74c8dc4271a52d80abb0ee0b63474eabbd81c8f2fd6387987bbc48c5d61d781824ade2d39c5b62eca9d3e1e5ac975f99d002b6c0dc053b9fd602850db8b1d8fd76cbf8e3525496ae12b065e0cc5c2934dde6a5190f2f85117079649bd4c812405fa7a91f189f7efe008f642b3abd7783c5674dfd60e9bd4f441a08daa87321def9760b4d5d069e9ce87db88a98e7d5efff228e88b2d9eecfb3ef8d273a213b302ffa5ca988ad6e6bd1462a25d4b7bbe58da", 0xbc) setsockopt$inet_udp_encap(r2, 0x11, 0x64, &(0x7f0000000280)=0x2, 0x4) r4 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r4, 0x84, 0x1c, &(0x7f0000000480), &(0x7f00000004c0)=0x4) sendmsg$IPVS_CMD_DEL_DEST(r4, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000108}, 0xc, &(0x7f0000000340)={&(0x7f0000000680)=ANY=[@ANYBLOB="b8000000491ad013362dfe67a24ab81758b72c5c59087febaf9a01884f4e45a8cfdac2a119bc044528ea7a261bf1fab1a180d59e9b8d3836f133570726338981e25d443513b610e0d8a0d0f48fa636099f5d79d545402a9f07266b03e722eabe8b0f0796283a56211f55e2bf71c17955e0f395c6697f939099c2978262c7034d0000000000000000", @ANYRES16=0x0, @ANYBLOB="000029bd7000fddbdf2507000000040003000c00020008000600080000005800020014000100fe8000000000000000000000000000aa0800080003000000080009000002000014000100e000000100000000000000000000000008000500cdb6000014000100ff0200000000000000000000000000012c0002000800050000000100080008000200000008000b00020000000800030005000000080002004e23000008000500018000000800060000000000"], 0xb8}, 0x1, 0x0, 0x0, 0x8000}, 0xc014) [ 346.724394] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 346.731655] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 346.738923] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 346.746193] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 346.753993] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000000e [ 346.761569] cgroup: cgroup_addrm_files: failed to add cgroup.controllers, err=-12 2018/03/31 00:56:59 executing program 1: r0 = socket$unix(0x1, 0x1, 0x0) io_setup(0x5, &(0x7f0000000040)=0x0) io_submit(r1, 0x1, &(0x7f00000015c0)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000140)="d2", 0x1}]) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x800, 0x0) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 2018/03/31 00:56:59 executing program 2: r0 = socket$inet6(0xa, 0x5, 0x0) bind$inet6(r0, &(0x7f0000d1a000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x20}, 0x1c) r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0xfffffffffffffff9, 0x8000) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000000100)={{{@in=@loopback, @in=@broadcast}}, {{@in6=@remote}, 0x0, @in=@multicast2}}, &(0x7f0000000200)=0xe8) r3 = shmget$private(0x0, 0x2000, 0x8c0, &(0x7f0000ffd000/0x2000)=nil) shmctl$SHM_STAT(r3, 0xd, &(0x7f0000000240)=""/13) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000040)=0xfffffffffffffffc, &(0x7f00000000c0)=0xfffffffffffffefe) 2018/03/31 00:56:59 executing program 6: r0 = syz_open_dev$usbmon(&(0x7f00008be000)='/dev/usbmon#\x00', 0x0, 0x0) accept4$packet(r0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000180)=0x14, 0x80000) sendmsg$can_raw(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x1d, r1}, 0x10, &(0x7f0000000280)={&(0x7f0000000200)=@canfd={{0x4, 0x0, 0xb807, 0x5}, 0x24, 0x1, 0x0, 0x0, "1064ed3eed281a7a60e8c13c1678fe9d87a77a48e3e3bbb77c4b5ade37532707fb63995724935beedc00d712260599d2ad9e05ccbe815431b1b9bdd5b0ac8d6c"}, 0x48}, 0x1}, 0x80) mmap(&(0x7f0000ac6000/0x4000)=nil, 0x4000, 0x1000003, 0x2000000000008010, 0xffffffffffffffff, 0xfffffffffffffffd) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000080)=0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r0, 0xc1105517, &(0x7f0000000380)={{0xffffffff, 0x3, 0x9, 0x0, "19bbc6d2e56f878b807306701a155079e559b617efe5a074d2f9472f24c23826c35abb5e1935e310cc5529b9", 0x200}, 0x0, 0x0, 0xfffffffffffff68e, r2, 0x3, 0x4, "0fc937bc754ab5507e405e443c754c324198710f9db1f6b627bc855e42a7b14d44f2636d647b1bfee0a46975049925af347375bdd625cbcae63ff479ad21b6be", &(0x7f0000000340)=']{\x00', 0x3, [], [0x3, 0xa0, 0x0, 0x9]}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000040)={0x4, &(0x7f0000000000)=[{}, {}, {}, {}]}) ioctl$KVM_SET_NR_MMU_PAGES(r0, 0x9204, 0xf0b1) mkdir(&(0x7f0000000940)='./file1\x00', 0x171) socket$inet_udp(0x2, 0x2, 0x0) ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000440)={{0x10f000, 0x0, 0xc, 0xb2, 0x0, 0x1f, 0x3, 0x0, 0x0, 0x0, 0xffffffffffff9de4, 0x531}, {0x0, 0x1b4dfad996688811, 0x0, 0x1, 0x0, 0xff, 0x0, 0x0, 0x5, 0x2, 0x0, 0xffffffffffffffe0}, {0x1, 0x0, 0x0, 0x81, 0x24, 0x80000000, 0x400, 0x100, 0x40, 0xd1, 0x40000000000000}, {0x3000, 0x0, 0x0, 0x40, 0x1, 0xffffffffffff90be, 0x0, 0x5, 0x0, 0x3b78, 0x9}, {0x2000, 0x7000, 0x1d, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa3ac}, {0x6001, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x80, 0x0, 0x7fff, 0x5, 0x6}, {0x0, 0x0, 0x3, 0xff, 0x401, 0x0, 0x0, 0x4, 0x0, 0x0, 0x32c, 0x7}, {0x10001, 0xd000, 0xf, 0x0, 0x0, 0x0, 0x3, 0x10000, 0x400, 0x200, 0x100000001}, {0xd000, 0xf005}, {0x101000, 0x5000}, 0x1, 0x0, 0x1, 0x0, 0xe, 0x1000, 0x6000, [0x0, 0x1, 0x0, 0x59df]}) open(&(0x7f0000000240)='./file0\x00', 0x0, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r3, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r3, 0x6, 0x14, &(0x7f00000b2000), 0x30b) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000100)='vcan0\x00', 0x10) sendto$inet(r3, &(0x7f00005c9000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000965fec)={0x0, 0x800000000000852b, 0xffff}, 0x14) r4 = syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x0) r5 = memfd_create(&(0x7f0000000380)='/dev/ptmx.', 0x3) ioctl$LOOP_CHANGE_FD(r4, 0x4c00, r5) ioctl$LOOP_SET_STATUS64(r4, 0x4c04, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x1, 0xf, 0x0, "6df1733d7a8a242fd899e0633f5fcea8fb5a550ed80ebba4d909c7a124d8ac39add13dc93a80f22ff9fd35a844f3e8b5ade4e5935137af6fe251190634435dca", "6aaba7a936009867bd21673a08478220febadc5ca0c0caf1f4833b9ff18a89a285f049691fdaee090426b5018b54096bdaacf1e7a2fb27febc2e8d7b46599493", "ecd2881042e088581e6e599a5591e6c882e32e7ea6697b93d32112b2bc83d72a", [0x0, 0x9]}) recvfrom$packet(0xffffffffffffffff, &(0x7f00000005c0)=""/197, 0xc5, 0x12021, &(0x7f00000006c0)={0x11, 0xfe, r1, 0x1, 0x3, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) close(r4) accept$ax25(0xffffffffffffffff, 0x0, &(0x7f0000000140)=0x204) ioctl$RNDADDTOENTCNT(r5, 0x40045201, &(0x7f0000000580)=0x163) setsockopt$IP_VS_SO_SET_ADDDEST(r0, 0x0, 0x487, &(0x7f00000000c0)={{0x0, @rand_addr=0xf778, 0x0, 0x0, 'sed\x00', 0x0, 0x4, 0x78}, {@remote={0xac, 0x14, 0x14, 0xbb}, 0x4e22, 0x0, 0x9, 0x6}}, 0x44) 2018/03/31 00:56:59 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x870d, 0x2000) ioctl$KVM_SET_SREGS(r1, 0x4138ae84, &(0x7f0000000040)={{0x10000, 0x3000, 0xa, 0x2, 0x401, 0x0, 0xcbb, 0x8, 0x7fffffff, 0x410, 0x9, 0x7fffffff}, {0x100000, 0x1000, 0x8, 0xf2, 0x2, 0xff, 0x6, 0x7f, 0x4, 0x7f, 0x9, 0x1f}, {0xf001, 0x11f000, 0xf, 0x7f, 0x30c, 0x7, 0x9, 0x101, 0x6, 0x400, 0x1ff, 0x132}, {0x6004, 0x4000, 0xf, 0x3, 0xfffffffffffffd9c, 0x0, 0x9, 0x8, 0xffffffff80000000, 0x13, 0x100000001, 0xded0}, {0x6000, 0x2, 0xd, 0x1000000, 0x9, 0x2d, 0x10000, 0xff18, 0xc2e6, 0x4, 0x5, 0xff}, {0xf000, 0x0, 0xe, 0x8, 0x5, 0xff, 0x4, 0x2, 0x1, 0x5, 0xfffffffffffffff8, 0x80}, {0x6000, 0x10002, 0xd, 0x7, 0x100000001, 0x4, 0x3, 0x7, 0xe6, 0x0, 0x1, 0x8}, {0x14000, 0x10000, 0xd, 0x100000000, 0x1000, 0xff, 0x0, 0x10000, 0x929, 0x8000, 0x6, 0x6}, {0xd000, 0x4000}, {0x3000}, 0xa0000000, 0x0, 0x100000, 0x2041, 0x6, 0x6100, 0x10000, [0x2, 0x1f, 0x7, 0xfff]}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r1, 0x80045530, &(0x7f0000000180)=""/126) r2 = syz_open_dev$audion(&(0x7f0000000200)='/dev/audio#\x00', 0x40, 0x800) accept4$ax25(r2, 0x0, &(0x7f0000000240), 0x0) 2018/03/31 00:56:59 executing program 4: capset(&(0x7f0000000040)={0x4000019980330}, &(0x7f0000000080)) r0 = inotify_init1(0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f000045fff8)={0x0, 0x0}) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc\x00', 0x8000, 0x0) ioctl$TIOCNXCL(r2, 0x540d) perf_event_open(&(0x7f0000000100)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r1, 0x0, 0xffffffffffffffff, 0x0) 2018/03/31 00:56:59 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_dev$sg(&(0x7f0000000280)='/dev/sg#\x00', 0x7, 0x0) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f00000002c0)={0xd000, &(0x7f0000000240), 0x7, r2}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe5000/0x18000)=nil, &(0x7f0000000100)=[@text16={0x10, &(0x7f0000000180)="660f017100660f6fb3b0000fc7afd1070fc76c0036cd38ea997ce300baf80c66b8a48d878c66efbafc0c66b8858d000066ef0f00d0640fe475d4d07aa2", 0x3d}], 0x1, 0x0, &(0x7f0000000540), 0xb95024bcdeb65d74) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='pids.events\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f00000001c0)="640f6785008000000f01c80f015800c4e1fe707be300b8230000000f23c00f21f835000006000f23f8f20f32660f388227b9420a0000b807000000ba000000000f3066baf80cb81201b780ef66bafc0c66ed676565f26467650f225a", 0x5c}], 0x1, 0x0, &(0x7f0000000040), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_SET_GUEST_DEBUG(r3, 0x4048ae9b, &(0x7f0000000000)={0x80001}) 2018/03/31 00:56:59 executing program 2: capset(&(0x7f0000581ff8)={0x19980330}, &(0x7f0000000000)={0x0, 0x6d, 0x100000000, 0x9, 0x0, 0x200000000000}) syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x9, 0x200000000400021) ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000140)={0x2, 0xffffffffffffffff, 0x1}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000080)={r0, 0x50, &(0x7f0000000200)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=r1, 0x4) accept$ax25(r0, &(0x7f0000000180), &(0x7f0000000040)=0xf) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0}, &(0x7f0000000280)=0xc) r3 = socket$inet6(0xa, 0x8000000000000802, 0x88) setsockopt$inet6_int(r3, 0x29, 0x3e, &(0x7f00000000c0)=0x5, 0x4) sendto$inet6(r3, &(0x7f0000b0cf6e), 0xffed, 0x0, &(0x7f000001b000)={0xa, 0x4e20}, 0x1c) setresuid(r2, r2, r2) 2018/03/31 00:56:59 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x40000, 0x0) setsockopt$ALG_SET_AEAD_AUTHSIZE(r1, 0x117, 0x5, 0x0, 0x5) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000280)={0x2, 0x3, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, [@sadb_x_nat_t_port={0x1, 0x15, 0x4e23}, @sadb_ident={0x2, 0xb, 0xfffffffffffffffe, 0x0, 0x9}, @sadb_sa={0x2, 0x1}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}]}, 0x28}, 0x1}, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000003c0)=0x0) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000400)=r2) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000180)='eql\x00'}) getsockopt$sock_buf(r1, 0x1, 0x3f, &(0x7f0000000040)=""/14, &(0x7f0000000080)=0xe) getsockopt$ax25_int(r1, 0x101, 0xf, &(0x7f0000000200), &(0x7f0000000240)=0x4) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) msgget$private(0x0, 0x0) r3 = syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x4, 0x10000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000480), &(0x7f00000004c0)=0x4) 2018/03/31 00:56:59 executing program 0 (fault-call:10 fault-nth:15): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:56:59 executing program 6: setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f000039c000), 0x4) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1, &(0x7f0000001240), 0x4) 2018/03/31 00:56:59 executing program 3: r0 = socket$inet(0x2, 0x2, 0x3) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:56:59 executing program 4: r0 = socket$key(0xf, 0x3, 0x2) r1 = syz_open_dev$dmmidi(&(0x7f00000001c0)='/dev/dmmidi#\x00', 0x10001, 0x20000) ioctl$KVM_SET_GUEST_DEBUG(r1, 0x4048ae9b, &(0x7f0000000200)={0x1, 0x0, [0x9f1, 0x5628310f, 0x7fffffff, 0xffffffff80000000, 0x3, 0x80000000, 0xf83d, 0xa]}) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000040)={0x2, 0x3, 0x0, 0x0, 0xf, 0x0, 0x0, 0x0, [@sadb_x_nat_t_type={0x1, 0x18}, @sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa}}, @sadb_sa={0x2, 0x1}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}]}, 0x78}, 0x1}, 0x0) futex(&(0x7f0000000000)=0x2, 0x0, 0x1, &(0x7f00000000c0)={0x0, 0x989680}, &(0x7f0000000140)=0x1, 0x2) ioctl(r0, 0x0, &(0x7f0000000180)="b3c297ec83778d8488ebadd55ebf83aa1f") 2018/03/31 00:56:59 executing program 7: r0 = socket(0x1e, 0x2, 0x0) bind(r0, &(0x7f00001bb000)=@generic={0x1e, "01030000000000feff0000000002000009a979f321b30c7bc8790405c7bad62e0a53a632ed4938d36d0e00000000000000829a2b0a0006e43a4b2470a0c5216669ca021f6f65dce060e7e58f358c00f9f0000158d19bcb3151314a8ef1f1620c85bdb9c8ead2000077aeb81c90001d6d7c980ee590c8b9f70dc136cb184a"}, 0x80) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x40800, 0x0) ioctl$DMA_BUF_IOCTL_SYNC(r1, 0x40086200, &(0x7f0000000040)=0x2) socket(0x1e, 0x2, 0x0) close(r0) 2018/03/31 00:56:59 executing program 1: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000dc0000)) 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x100, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) dup3(r1, r0, 0x0) [ 347.525812] FAULT_INJECTION: forcing a failure. [ 347.525812] name failslab, interval 1, probability 0, space 0, times 0 [ 347.537097] CPU: 1 PID: 21981 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 347.544462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.553817] Call Trace: [ 347.556413] dump_stack+0x194/0x24d [ 347.560053] ? arch_local_irq_restore+0x53/0x53 [ 347.564740] should_fail+0x8c0/0xa40 [ 347.568459] ? kstrdup+0x39/0x70 [ 347.571836] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 347.583742] ? cgroup_mkdir+0x553/0xfc0 [ 347.587708] ? vfs_mkdir+0x390/0x600 [ 347.591407] ? SyS_mkdir+0x220/0x2a0 [ 347.595116] ? do_syscall_64+0x281/0x940 [ 347.599167] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 347.604547] ? find_held_lock+0x35/0x1d0 [ 347.608614] ? find_held_lock+0x35/0x1d0 [ 347.612665] ? __lock_is_held+0xb6/0x140 [ 347.616771] ? check_same_owner+0x320/0x320 [ 347.621083] ? rcu_note_context_switch+0x710/0x710 [ 347.626000] ? rcu_read_lock_sched_held+0x108/0x120 [ 347.631029] should_failslab+0xec/0x120 [ 347.634993] kmem_cache_alloc+0x47/0x760 [ 347.639049] ? memcpy+0x45/0x50 [ 347.642320] ? kstrdup+0x59/0x70 [ 347.645677] __kernfs_new_node+0xe2/0x570 [ 347.649826] ? kernfs_dop_revalidate+0x380/0x380 [ 347.654578] ? kasan_check_read+0x11/0x20 [ 347.658713] ? read_word_at_a_time+0x12/0x20 [ 347.663115] ? strscpy+0x186/0x500 [ 347.666653] kernfs_new_node+0x80/0xe0 [ 347.670529] __kernfs_create_file+0x4b/0x320 [ 347.674931] cgroup_addrm_files+0x3c5/0xa70 [ 347.679249] ? cgroup_file_write+0x710/0x710 [ 347.683651] ? getrawmonotonic64+0x460/0x460 [ 347.688050] ? kernfs_active+0x92/0x160 [ 347.692595] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 347.697513] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 347.701993] ? cgroup_file_name+0x1d0/0x1d0 [ 347.706311] css_populate_dir+0x340/0x420 [ 347.710450] cgroup_mkdir+0x553/0xfc0 [ 347.714237] ? __lock_is_held+0xb6/0x140 [ 347.718288] ? cgroup_destroy_locked+0x750/0x750 [ 347.723034] ? rcu_read_lock_sched_held+0x108/0x120 [ 347.728042] ? kmem_cache_free+0x258/0x2a0 [ 347.732262] ? set_nlink+0xc1/0x160 [ 347.736052] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 347.740967] ? generic_permission+0x105/0x3c0 [ 347.745461] ? cgroup_destroy_locked+0x750/0x750 [ 347.750204] kernfs_iop_mkdir+0x153/0x1e0 [ 347.754339] vfs_mkdir+0x390/0x600 [ 347.757956] SyS_mkdir+0x220/0x2a0 [ 347.761486] ? SyS_mkdirat+0x2b0/0x2b0 [ 347.765360] ? do_syscall_64+0xb7/0x940 [ 347.769322] ? SyS_mkdirat+0x2b0/0x2b0 [ 347.773203] do_syscall_64+0x281/0x940 [ 347.777091] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 347.782620] ? syscall_return_slowpath+0x550/0x550 [ 347.787539] ? syscall_return_slowpath+0x2ac/0x550 [ 347.792471] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 347.797824] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.802660] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 347.807838] RIP: 0033:0x454e79 [ 347.811016] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 347.818717] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 2018/03/31 00:57:00 executing program 6: r0 = socket$inet(0x2, 0x801, 0xffff) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/drop_packet\x00', 0x2, 0x0) r1 = memfd_create(&(0x7f00000001c0)='&!:\x00', 0x1) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000000)={r0}) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffff9c, 0x84, 0x71, &(0x7f0000000040)={0x0, 0x80}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f00000000c0)={r3, 0xeae, 0x6, 0x457}, &(0x7f0000000100)=0x10) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r4, &(0x7f0000b3dfc8)={&(0x7f0000001580)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f0000abf000)={0xffffffffffffffa5, 0x100022, 0x109, 0x0, 0x25dfdbfc, {0x4}}, 0x18}, 0x1}, 0x4) 2018/03/31 00:57:00 executing program 2: pipe(&(0x7f0000000000)) r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net\x00', 0x2, 0x0) write$vnet(r0, &(0x7f0000000180)={0x1, {&(0x7f0000000080)=""/132, 0x84, &(0x7f0000000140)=""/62}}, 0x68) 2018/03/31 00:57:00 executing program 5: pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f0000000240)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f000009aff8)='./file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) clock_gettime(0x0, &(0x7f0000000100)={0x0, 0x0}) pselect6(0x40, &(0x7f0000000000)={0x9, 0x6, 0x3, 0x1, 0x1, 0x3f, 0x8, 0x1}, &(0x7f0000000040)={0x7fff, 0x10001, 0x6, 0x6, 0x9e0, 0x10000, 0x8000, 0x2}, &(0x7f00000000c0)={0x200, 0x6, 0x1, 0x80000000, 0x100, 0x101, 0x2f149789, 0x1}, &(0x7f0000000140)={r3, r4+10000000}, &(0x7f00000001c0)={&(0x7f0000000180)={0x4}, 0x8}) chmod(&(0x7f0000000080)='./file0\x00', 0x0) dup2(r0, r1) 2018/03/31 00:57:00 executing program 6: r0 = syz_open_dev$sndpcmc(&(0x7f0000000480)='/dev/snd/pcmC#D#c\x00', 0x7, 0x400800) accept4(r0, &(0x7f0000000540)=@alg, &(0x7f00000005c0)=0x80, 0x80800) clock_nanosleep(0x0, 0x0, &(0x7f00006ba000)={0x0, 0x1c9c380}, &(0x7f0000000000)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) munmap(&(0x7f00009d3000/0x1000)=nil, 0x1000) lsetxattr(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)=@known='security.ima\x00', &(0x7f0000000200)='ppp0bdevselfppp1$&$}:^procvmnet0\x00', 0x21, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000600), &(0x7f0000000640)=0xc) munmap(&(0x7f00002ae000/0x2000)=nil, 0x2000) r1 = accept4(0xffffffffffffff9c, &(0x7f0000000080)=@nfc, &(0x7f0000000100)=0x80, 0x800) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000004c0)=@broute={'broute\x00', 0x20, 0x2, 0x228, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000240], 0x0, &(0x7f0000000140), &(0x7f0000000680)=ANY=[@ANYBLOB="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"]}, 0x2af) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000040)) [ 347.825971] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 347.833226] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 347.840655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 347.847915] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000000f [ 347.855455] cgroup: cgroup_addrm_files: failed to add cgroup.subtree_control, err=-12 2018/03/31 00:57:00 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x0, &(0x7f0000001fe8)=ANY=[@ANYBLOB="9003e400e2532aafad"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x80a00, 0x0) setsockopt$llc_int(r0, 0x10c, 0x7, &(0x7f00000000c0)=0xfffffffffffffffa, 0x4) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x10, &(0x7f0000000040)=@raw=[@call={0x85, 0x0, 0x0, 0x1f}, @jmp={0x5, 0x0, 0xa, 0x2, 0xf, 0xfffffff4, 0xfffffffffffffffc}, @ldst={0x2, 0x3, 0x1, 0x0, 0x8, 0xfffffffc, 0x4}, @call={0x85, 0x0, 0x0, 0x39}, @jmp={0x5, 0x7, 0xf, 0x8, 0x2, 0xffffffff, 0xfffffffffffffffc}, @exit={0x95}, @jmp={0x5, 0x5, 0xa, 0x7, 0x0, 0xfffffffc}, @exit={0x95}], &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x41f00}, 0x48) 2018/03/31 00:57:00 executing program 2: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x34e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0xc0040, 0x0) ioctl$EVIOCREVOKE(r0, 0x40044591, &(0x7f00000000c0)=0xfffffffffffffff8) ioctl$ASHMEM_SET_NAME(r1, 0x41007701, &(0x7f0000000080)='\x00') clock_settime(0x932d3f0689119723, &(0x7f0000e75ff0)={0x77359400}) 2018/03/31 00:57:00 executing program 7: r0 = socket$pptp(0x18, 0x1, 0x2) bind$pptp(r0, &(0x7f0000000080)={0x18, 0x2, {0x0, @dev={0xac, 0x14, 0x14, 0x15}}}, 0x20) connect$pptp(r0, &(0x7f0000000040)={0x18, 0x2, {0x0, @loopback=0x7f000001}}, 0x1e) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='ip6tnl0\x00', 0xf) 2018/03/31 00:57:00 executing program 4: accept$ax25(0xffffffffffffffff, &(0x7f0000000b00), &(0x7f0000000b40)=0x10) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x8000, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) bind$inet6(0xffffffffffffffff, &(0x7f0000c67000)={0xa, 0x4e20}, 0x1c) listen(0xffffffffffffffff, 0x1000008000) bind$pptp(r0, &(0x7f0000000080)={0x18, 0x2, {0x0, @multicast2=0xe0000002}}, 0x1e) getsockopt$bt_hci(0xffffffffffffffff, 0x0, 0xffffffffffffffff, &(0x7f0000000740)=""/14, &(0x7f00000001c0)=0xffffffffffffff83) add_key(&(0x7f0000000780)='id_resolver\x00', &(0x7f0000000800)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000a00)="db2d", 0x2, 0xfffffffffffffff8) keyctl$dh_compute(0x17, &(0x7f0000000dc0), &(0x7f0000000e00)=""/226, 0xe2, &(0x7f0000000f80)={&(0x7f0000000f00)={'sha512_mb\x00'}, &(0x7f0000000f40)}) connect$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) socket$inet_smc(0x2b, 0x1, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000d1bf10)=[{{&(0x7f0000000140)=@ax25={0x3, {"a976372427d807"}}, 0x80, &(0x7f0000d73fb0), 0x0, &(0x7f0000000100)}}], 0x159, 0x0) 2018/03/31 00:57:00 executing program 3: r0 = socket$inet(0x2, 0x0, 0x8) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:00 executing program 0 (fault-call:10 fault-nth:16): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:00 executing program 5: r0 = perf_event_open(&(0x7f0000000380)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0xf, 0x800, 0x8) r2 = socket$netlink(0x10, 0x3, 0x4) utime(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0xdb7, 0x2}) connect$inet(r1, &(0x7f0000ffdff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 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={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = memfd_create(&(0x7f0000485000)="402670726f626b7379721a6e6700", 0x0) r4 = syz_open_dev$sndseq(&(0x7f0000f36000)='/dev/snd/seq\x00', 0x0, 0x0) r5 = dup2(r4, r3) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, &(0x7f0000000000)={'bcsf0\x00'}) sendto$inet(0xffffffffffffffff, &(0x7f0000a34fff), 0x0, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f000026cfff)="b9", 0x1, 0x0, &(0x7f0000000000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(0xffffffffffffffff, 0xc08c5332, &(0x7f000030c000)={0x0, 0x0, 0x0, "98de7a8c5ae95ec8792c92150fc33a664f13eeab65c0322901ca6bd31bde2c51f06c5f0b014f9f91eeb7647c7240f476c8d75dd000aa8faf8fb5740200a6dc4d"}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r5, 0x4040534e, &(0x7f0000000040)={0x10, @tick=0x10001, 0x1, {0x100000000, 0x9}, 0x0, 0x1, 0xffffffff}) name_to_handle_at(r0, &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)={0x7d, 0x8, "d970b6605d4ff3a5822763a06bb498d23c3d07f84c4c9d0bfdb59a007ecff7d320e2afa61f8d199a9d970cbbbb76cbb0cf2b5e67601d48e50b8e04ee0ea68a701003a04132da9b07766ee6d71227ec7fcb5486a3cf5974935c816ef5fd3e09290ab9e796d27a429e9032560785340127eae3792178"}, &(0x7f00000005c0), 0x1000) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r5, 0xc05c5340, &(0x7f0000742000)={0x0, 0x0, 0x0, {0x0, 0x1c9c380}}) writev(r2, &(0x7f0000000600), 0x1) pread64(r1, &(0x7f0000000140)=""/152, 0x98, 0x0) getresuid(&(0x7f0000000200), &(0x7f0000000240), &(0x7f0000000280)=0x0) r7 = request_key(&(0x7f00000002c0)='blacklist\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a}, &(0x7f0000000340)='#\x00', 0xfffffffffffffff9) keyctl$get_persistent(0x16, r6, r7) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000400)={@in={{0x2, 0x4e23}}, 0xffffffff, 0x1000, 0xfffffffffffffff9, "ce93a3b3d29dab19d40e18787573935bad91d5046cbe18be706049af623f2c8ff301a76663de1892eba288c00c09d2782960c7ad6a6be62f5e2144affaf1a34a5e558d7638d0c815e7d191dcda52dd90"}, 0xd8) [ 347.974550] dst_release: dst:00000000fbc3be1f refcnt:-1 [ 348.029782] FAULT_INJECTION: forcing a failure. [ 348.029782] name failslab, interval 1, probability 0, space 0, times 0 [ 348.041300] CPU: 1 PID: 22032 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 348.048669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.058027] Call Trace: [ 348.060621] dump_stack+0x194/0x24d [ 348.064263] ? arch_local_irq_restore+0x53/0x53 [ 348.068941] should_fail+0x8c0/0xa40 [ 348.072660] ? kstrdup+0x39/0x70 [ 348.076032] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.081139] ? cgroup_mkdir+0x553/0xfc0 [ 348.085113] ? vfs_mkdir+0x390/0x600 [ 348.088826] ? SyS_mkdir+0x220/0x2a0 [ 348.092544] ? do_syscall_64+0x281/0x940 [ 348.096609] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 348.101975] ? find_held_lock+0x35/0x1d0 [ 348.106038] ? find_held_lock+0x35/0x1d0 [ 348.110106] ? __lock_is_held+0xb6/0x140 [ 348.114178] ? check_same_owner+0x320/0x320 [ 348.118508] ? rcu_note_context_switch+0x710/0x710 [ 348.123443] ? rcu_read_lock_sched_held+0x108/0x120 [ 348.128469] should_failslab+0xec/0x120 [ 348.132445] kmem_cache_alloc+0x47/0x760 [ 348.136504] ? memcpy+0x45/0x50 [ 348.139795] ? kstrdup+0x59/0x70 [ 348.143169] __kernfs_new_node+0xe2/0x570 [ 348.147322] ? kernfs_dop_revalidate+0x380/0x380 [ 348.152083] ? kasan_check_read+0x11/0x20 [ 348.156232] ? read_word_at_a_time+0x12/0x20 [ 348.160633] ? strscpy+0x186/0x500 [ 348.164179] kernfs_new_node+0x80/0xe0 [ 348.168069] __kernfs_create_file+0x4b/0x320 [ 348.172481] cgroup_addrm_files+0x3c5/0xa70 [ 348.176807] ? cgroup_file_write+0x710/0x710 [ 348.181223] ? getrawmonotonic64+0x460/0x460 [ 348.185640] ? kernfs_active+0x92/0x160 [ 348.189621] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 348.194559] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 348.199059] ? cgroup_file_name+0x1d0/0x1d0 [ 348.203391] css_populate_dir+0x340/0x420 [ 348.207551] cgroup_mkdir+0x553/0xfc0 [ 348.211352] ? __lock_is_held+0xb6/0x140 [ 348.215419] ? cgroup_destroy_locked+0x750/0x750 [ 348.220177] ? rcu_read_lock_sched_held+0x108/0x120 [ 348.225713] ? kmem_cache_free+0x258/0x2a0 [ 348.229950] ? set_nlink+0xc1/0x160 [ 348.233255] could not allocate digest TFM handle sha512_mb [ 348.233579] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 348.244106] ? generic_permission+0x105/0x3c0 [ 348.248605] ? cgroup_destroy_locked+0x750/0x750 [ 348.253363] kernfs_iop_mkdir+0x153/0x1e0 [ 348.257512] vfs_mkdir+0x390/0x600 [ 348.261057] SyS_mkdir+0x220/0x2a0 [ 348.264602] ? SyS_mkdirat+0x2b0/0x2b0 [ 348.268489] ? do_syscall_64+0xb7/0x940 [ 348.272464] ? SyS_mkdirat+0x2b0/0x2b0 [ 348.276358] do_syscall_64+0x281/0x940 [ 348.280264] ? vmalloc_sync_all+0x30/0x30 [ 348.284418] ? _raw_spin_unlock_irq+0x27/0x70 [ 348.288911] ? finish_task_switch+0x1c1/0x7e0 [ 348.293404] ? syscall_return_slowpath+0x550/0x550 [ 348.298336] ? syscall_return_slowpath+0x2ac/0x550 [ 348.303271] ? prepare_exit_to_usermode+0x350/0x350 [ 348.308291] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 348.313658] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.318504] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 348.323696] RIP: 0033:0x454e79 2018/03/31 00:57:00 executing program 7: r0 = syz_open_dev$vcsa(&(0x7f0000002ff5)='/dev/vcsa#\x00', 0x2, 0x0) ppoll(&(0x7f0000fe0000)=[{r0}], 0x1, &(0x7f0000012000)={0x77359400}, &(0x7f0000fe0ff8), 0x8) ioctl$int_in(r0, 0x5452, &(0x7f0000004ff8)=0x1000000000000009) openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x200000, 0x0) 2018/03/31 00:57:00 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00', 0x1}, 0x18) [ 348.326886] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 348.334597] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 348.341952] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 348.349220] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 348.356485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 348.363757] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000010 [ 348.371184] cgroup: cgroup_addrm_files: failed to add cgroup.subtree_control, err=-12 2018/03/31 00:57:00 executing program 4: r0 = socket$kcm(0x29, 0x2, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = getpid() rt_sigqueueinfo(r1, 0x2e, &(0x7f0000000300)={0x38, 0x4, 0x30950dbd, 0x7}) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r2, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f00000000c0)={0x190, r3, 0x510, 0x70bd29, 0x25dfdbfd, {0x10}, [@IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x20}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x9}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x30}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x1}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4}]}, @IPVS_CMD_ATTR_SERVICE={0x48, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x6, 0x4}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x7f}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e21}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}]}, @IPVS_CMD_ATTR_DAEMON={0x50, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ifb0\x00'}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x4}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1=0xe0000001}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x176b}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @rand_addr}]}, @IPVS_CMD_ATTR_DAEMON={0x70, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @rand_addr=0x7}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1={0xff, 0x1, [], 0x1}}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x7bc0}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x10000}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x8}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'tunl0\x00'}]}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}]}, @IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x9}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x9}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x8001}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x20000000000}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}]}, 0x190}, 0x1, 0x0, 0x0, 0x80}, 0x8005) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000340)={0x0, 0x7}, &(0x7f0000000380)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f00000003c0)={r4, 0x100000001}, &(0x7f0000000400)=0x8) setsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f000095effc), 0x4) 2018/03/31 00:57:00 executing program 0 (fault-call:10 fault-nth:17): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) [ 348.489736] FAULT_INJECTION: forcing a failure. [ 348.489736] name failslab, interval 1, probability 0, space 0, times 0 [ 348.501067] CPU: 1 PID: 22061 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 348.508423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.517772] Call Trace: [ 348.520359] dump_stack+0x194/0x24d [ 348.523983] ? arch_local_irq_restore+0x53/0x53 [ 348.528655] should_fail+0x8c0/0xa40 [ 348.532371] ? kstrdup+0x39/0x70 [ 348.535736] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 348.540832] ? cgroup_mkdir+0x553/0xfc0 [ 348.544802] ? vfs_mkdir+0x390/0x600 [ 348.548512] ? SyS_mkdir+0x220/0x2a0 [ 348.552223] ? do_syscall_64+0x281/0x940 [ 348.556285] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 348.561651] ? find_held_lock+0x35/0x1d0 [ 348.565800] ? find_held_lock+0x35/0x1d0 [ 348.570385] ? __lock_is_held+0xb6/0x140 [ 348.574452] ? check_same_owner+0x320/0x320 [ 348.578776] ? rcu_note_context_switch+0x710/0x710 [ 348.583791] ? rcu_read_lock_sched_held+0x108/0x120 [ 348.588812] should_failslab+0xec/0x120 [ 348.592883] kmem_cache_alloc+0x47/0x760 [ 348.596940] ? memcpy+0x45/0x50 [ 348.600215] ? kstrdup+0x59/0x70 [ 348.603843] __kernfs_new_node+0xe2/0x570 [ 348.607987] ? kernfs_dop_revalidate+0x380/0x380 [ 348.612746] ? kasan_check_read+0x11/0x20 [ 348.616894] ? read_word_at_a_time+0x12/0x20 [ 348.621473] ? strscpy+0x186/0x500 [ 348.625028] kernfs_new_node+0x80/0xe0 [ 348.628914] __kernfs_create_file+0x4b/0x320 [ 348.633325] cgroup_addrm_files+0x3c5/0xa70 [ 348.637648] ? cgroup_file_write+0x710/0x710 [ 348.642052] ? getrawmonotonic64+0x460/0x460 [ 348.646449] ? kernfs_active+0x92/0x160 [ 348.650418] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 348.655332] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 348.659808] ? cgroup_file_name+0x1d0/0x1d0 [ 348.664139] css_populate_dir+0x340/0x420 [ 348.668277] cgroup_mkdir+0x553/0xfc0 [ 348.672066] ? __lock_is_held+0xb6/0x140 [ 348.676125] ? cgroup_destroy_locked+0x750/0x750 [ 348.680953] ? rcu_read_lock_sched_held+0x108/0x120 [ 348.685953] ? kmem_cache_free+0x258/0x2a0 [ 348.690176] ? set_nlink+0xc1/0x160 [ 348.693788] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 348.698705] ? generic_permission+0x105/0x3c0 [ 348.703182] ? cgroup_destroy_locked+0x750/0x750 [ 348.707921] kernfs_iop_mkdir+0x153/0x1e0 [ 348.712054] vfs_mkdir+0x390/0x600 [ 348.715578] SyS_mkdir+0x220/0x2a0 [ 348.719114] ? SyS_mkdirat+0x2b0/0x2b0 [ 348.722986] ? do_syscall_64+0xb7/0x940 [ 348.726945] ? SyS_mkdirat+0x2b0/0x2b0 [ 348.730816] do_syscall_64+0x281/0x940 [ 348.734686] ? vmalloc_sync_all+0x30/0x30 [ 348.738818] ? _raw_spin_unlock_irq+0x27/0x70 [ 348.743306] ? finish_task_switch+0x1c1/0x7e0 [ 348.747801] ? syscall_return_slowpath+0x550/0x550 [ 348.752711] ? syscall_return_slowpath+0x2ac/0x550 [ 348.757623] ? prepare_exit_to_usermode+0x350/0x350 [ 348.762625] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 348.767977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 348.772814] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 348.778002] RIP: 0033:0x454e79 [ 348.781192] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 348.788883] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 348.796133] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 348.803383] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 348.810638] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 348.817976] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000011 [ 348.825311] cgroup: cgroup_addrm_files: failed to add cgroup.events, err=-12 2018/03/31 00:57:01 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000040)='io.weight\x00', 0x2, 0x0) write$cgroup_int(r1, &(0x7f0000000000)=ANY=[], 0x0) socket(0x0, 0x80003, 0x8) 2018/03/31 00:57:01 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0xfffffffffffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) llistxattr(&(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080), 0x248) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000000)={0x3, r0}) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000080)=0x2, 0x4) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r1, 0x118, 0x1, &(0x7f0000000400)=0x800, 0x4) ioctl$TIOCGLCKTRMIOS(r1, 0x5456, &(0x7f00000000c0)={0x4, 0x7, 0x350, 0x3, 0xff, 0x4, 0x1, 0x6, 0x1, 0x0, 0x9, 0xef1}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000004c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_DAEMON(r1, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2040100}, 0xc, &(0x7f0000000240)={&(0x7f00000002c0)={0xc8, r2, 0x120, 0x70bd29, 0x25dfdbfe, {0xb}, [@IPVS_CMD_ATTR_SERVICE={0x28, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@dev={0xfe, 0x80, [], 0x18}}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e21}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xf4}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x81}, @IPVS_CMD_ATTR_SERVICE={0x48, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback={0x0, 0x1}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback={0x0, 0x1}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x1}, @IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x8}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x2}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x2}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x9}]}]}, 0xc8}, 0x1, 0x0, 0x0, 0x40001}, 0x8804) 2018/03/31 00:57:01 executing program 1: r0 = socket$inet_smc(0x2b, 0x1, 0x0) r1 = socket$inet_smc(0x2b, 0x1, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f0000000000)={&(0x7f0000a4c000)={0x10}, 0xc, &(0x7f0000ff5000)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1400001d00ffff000000000000000005000000"], 0x14}, 0x1}, 0x0) fchmod(0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000340)=@assoc_value, &(0x7f0000000380)=0x8) writev(r1, &(0x7f0000002700)=[{&(0x7f00000003c0)="d9c625b1feb0cde922c484a85da039c9f0897abb117c8e396493c6fc70b049776b7e44a5807566874e51f0914c29450997056395833f7ee398cc94a3896be9bac4f71ccb9226a411cdf27a4a0fdc7d1959e71b8acfa14b6e0af1851816bffaf76627c52d2300d5ed0740ee76afbf8e7220982aecb4dfd418adfaa935390b516f0d49df61efd23e9c3ff4ec97964e52f0e86e08865e4b53af0daab4162e5dd0365a4a09a66c2361e34ae69aae1586426d89ae6fe384a0430d0f8a84732c39472d0a068b9e88fe7283cc", 0xc9}, {&(0x7f0000001600)="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", 0xfbc}], 0x2) bind$inet(0xffffffffffffffff, &(0x7f00008a5ff0)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x11}}, 0x10) ioctl$int_in(0xffffffffffffffff, 0x5452, &(0x7f00004cfff8)) ptrace$getregset(0x4204, 0x0, 0x6, &(0x7f0000000280)={&(0x7f0000000140)=""/187, 0xbb}) sendto$inet(0xffffffffffffffff, &(0x7f0000f7db7f)="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", 0x3ea, 0x0, &(0x7f000069affb)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) syz_mount_image$minix(&(0x7f0000000040)='minix\x00', &(0x7f0000000100)='./file0\x00', 0x738, 0x0, &(0x7f0000000240), 0x10401, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000f24000)) accept4$packet(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000004c0)=0x14, 0x80000) connect$packet(0xffffffffffffffff, &(0x7f0000000500)={0x11, 0x1b, r3, 0x1, 0x6, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) close(0xffffffffffffffff) r4 = pkey_alloc(0x0, 0x2) pkey_free(r4) listen(r0, 0xff) setsockopt$inet_tcp_int(r0, 0x6, 0x19, &(0x7f0000000000), 0x4) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000080)=[{0x8, 0x5d5d5766}, {0x8, 0x3}, {0x8, 0x5}, {0xb, 0x2}, {0xe}, {0x8, 0x2}], 0x6) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000200)) 2018/03/31 00:57:01 executing program 7: r0 = memfd_create(&(0x7f0000000280)='/dev/dsp#\x00', 0x1) r1 = perf_event_open(&(0x7f00000005c0)={0x7, 0x70, 0x8, 0x0, 0x81f6, 0x8, 0x0, 0xfffffffffffffe01, 0x142, 0x1, 0xff, 0x3, 0x0, 0x0, 0x4, 0x5, 0x0, 0x8, 0x6, 0x9, 0x1, 0x8, 0x1, 0x800, 0x7, 0xfff, 0x0, 0xf4ca, 0x7, 0x4, 0x7, 0x800, 0x3ff, 0x0, 0x2, 0x0, 0x80000000, 0x0, 0x0, 0x3, 0x2, @perf_bp={&(0x7f0000000580), 0x1}, 0x10000, 0xfd, 0xb6, 0x7, 0x6, 0xf21, 0x976}, 0x0, 0x5, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000780)=0x1) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f00000001c0)='ip6_vti0\x00', 0x10) fstat(r0, &(0x7f00000003c0)) r2 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000180)='/selinux/enforce\x00', 0x24201, 0x0) tee(0xffffffffffffffff, r2, 0x40, 0x0) ioctl$fiemap(0xffffffffffffffff, 0xc020660b, &(0x7f0000000980)=ANY=[@ANYBLOB="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"]) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000440)='/dev/rfkill\x00', 0x301000, 0x0) getpgid(0xffffffffffffffff) fallocate(r2, 0x11, 0x0, 0x8000000) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0xcc, &(0x7f00000002c0)=0x1000000, 0x4) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000480)='/dev/vcs\x00', 0xfffffffffffffffc, 0x0) r4 = dup3(r3, r2, 0x80000) clone(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000040), &(0x7f0000000080)) perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x821}, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$setmm(0x23, 0x7, &(0x7f0000ffd000/0x1000)=nil) r5 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(0xffffffffffffffff, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) setsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000540)={0x4, 0x6, 0x4, 0x400}, 0x6) bind$netlink(r4, &(0x7f0000000500)={0x10, 0x0, 0x25dfdbfe}, 0xc) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r5, 0x40bc5311, &(0x7f0000000300)={0x0, 0x3, 'client1\x00', 0x1, "6dea700b8d591e55", "08f1496fa810039fdc1fc424a6c5849c7ec6764d0f37c177947bcb618e55c868", 0x7}) r6 = syz_open_dev$dspn(&(0x7f00000004c0)='/dev/dsp#\x00', 0xfff, 0x301000) eventfd2(0xd1b, 0xfffffffffffffffa) ioctl$VHOST_SET_LOG_FD(r5, 0x4004af07, &(0x7f0000000740)=r6) syz_open_dev$usbmon(&(0x7f00000006c0)='/dev/usbmon#\x00', 0x200, 0x200000) migrate_pages(0x0, 0x0, &(0x7f0000000640)=0x2, &(0x7f0000000680)=0x3f) ioctl$VHOST_SET_VRING_ADDR(r5, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x1, &(0x7f0000000200)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f0000000080)=""/199}) ioctl$VHOST_SET_VRING_KICK(r5, 0x4008af20, &(0x7f0000000040)={0x200000000000}) 2018/03/31 00:57:01 executing program 0 (fault-call:10 fault-nth:18): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:01 executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x18, &(0x7f0000e6affc)=0xa7, 0x4) bind$inet(r0, &(0x7f0000564ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x101000, 0x82) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000040)={@dev={0xfe, 0x80, [], 0x17}, 0x1, 0x2, 0x0, 0xa, 0xed0e, 0x2, 0x2}, &(0x7f0000000080)=0x20) 2018/03/31 00:57:01 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x200, 0x0) setsockopt$inet6_buf(r1, 0x29, 0xfc, &(0x7f0000000080)="7387d77f174c88590b1894a5536e64ded24915347246539d9098cfc97e8c5adbf806c568edad5ffbdbde998f803e687ccffb17c1034fbaff7745db7ad444fefa0ee36dd74b983527381a1d2bbf4157d8d185aff036f50ce178d28a4a90681139395e2115671a3e927a3e8a0536fc3409548320aec5e69676ab4b9034e541c89f6aca36cbf25552b9d390183f68309692a133e0127188", 0x96) creat(&(0x7f0000000180)='./file0\x00', 0xc8) bind$vsock_dgram(r1, &(0x7f0000000140)={0x28, 0x0, 0xffffffff, @my=0x0}, 0x10) socket$inet6(0xa, 0x800, 0x3) writev(r0, &(0x7f0000000600)=[{&(0x7f00000004c0)="a878ad0a46f71e52ae79e513a905263abe282eca66028a6847702cdd69c2233bf69c3ffcf9dafff40d94c84b3ee0912a706f4cd5d9ff2c6e2e991a91da3fec9e78bfac0eca08ac4b2c19de10442bdc3d32065e5cebfed279008250172051d9d86beb8c64d38d0356b31474d1d0333efe16c96d5cfdce22cb72004051cae7e5d650c7d99a7a5f8d06b016e409e318a61a9e79fbf2ea456645bf4b3193496a614df50f2863a202ca8d73bccf4440e7ff9304abcd11b5996967db84bd680d4a123c399b2721737b89", 0xc7}, {&(0x7f00000005c0)="f426b4c0eafece8ca5ba137bb0a446a8912f4fcd2ef5", 0x16}, {&(0x7f0000000300)="0fd18ccc1bd462daa12af64e38621beaf1dd4db3b85c7590d0c43f600083101463f0fa9f8391fea26369caa2d5d551521889b1ab8829f9eeb6f054fa81184e273df3825109d2e3dddbcdad4c5ebf624520a7f8e48fad7937ab25fba24665c62c9759304efb7757bd9a85633d4e7ff3a55b9ab693ac4eb7e9c5eeb9317c29c6267d60b9c834d4067b52b687bdcc744c521615fe69188ca1ae3fcd32f6fdc9b285ed4885a885282de306a593bf2fc5b81f66fc4be1cefd1e9e80df62963ef39e2164e2e99f", 0xc4}, {&(0x7f0000000400)="422359dab2d1b2e631480cd12cb35c0142d34f36a4893ee10e77718218a9ebc0a281f9b07da96422e3c1e88b5e17805c0112a03fb61cd223382cadbb212eb9431f", 0x41}], 0x4) 2018/03/31 00:57:01 executing program 3: r0 = socket$inet(0x2, 0x1000, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) [ 348.963421] FAULT_INJECTION: forcing a failure. [ 348.963421] name failslab, interval 1, probability 0, space 0, times 0 [ 348.974830] CPU: 1 PID: 22073 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 348.982195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 348.991551] Call Trace: [ 348.994142] dump_stack+0x194/0x24d [ 348.997780] ? arch_local_irq_restore+0x53/0x53 [ 349.002469] should_fail+0x8c0/0xa40 [ 349.006197] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 349.011306] ? rb_first_postorder+0xa0/0xa0 [ 349.015637] ? __mutex_lock+0x16f/0x1a80 [ 349.019708] ? trace_event_raw_event_lock+0x340/0x340 [ 349.024909] ? find_held_lock+0x35/0x1d0 [ 349.028975] ? __lock_is_held+0xb6/0x140 [ 349.033043] ? check_same_owner+0x320/0x320 [ 349.037353] ? perf_trace_lock+0xd6/0x900 [ 349.041493] ? rcu_note_context_switch+0x710/0x710 [ 349.046420] should_failslab+0xec/0x120 [ 349.050559] __kmalloc_track_caller+0x5f/0x760 [ 349.055131] ? idr_alloc_cyclic+0x1d6/0x320 [ 349.059444] ? trace_hardirqs_off+0x10/0x10 [ 349.063755] ? kstrdup_const+0x39/0x50 [ 349.067804] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 349.072639] kstrdup+0x39/0x70 [ 349.075824] kstrdup_const+0x39/0x50 [ 349.079876] __kernfs_new_node+0xa2/0x570 [ 349.084022] ? kernfs_dop_revalidate+0x380/0x380 [ 349.088786] ? kasan_check_read+0x11/0x20 [ 349.092920] ? read_word_at_a_time+0x12/0x20 [ 349.097318] ? strscpy+0x186/0x500 [ 349.100857] kernfs_new_node+0x80/0xe0 [ 349.104733] __kernfs_create_file+0x4b/0x320 [ 349.109133] cgroup_addrm_files+0x3c5/0xa70 [ 349.113452] ? cgroup_file_write+0x710/0x710 [ 349.117855] ? getrawmonotonic64+0x460/0x460 [ 349.122255] ? kernfs_active+0x92/0x160 [ 349.126226] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 349.131147] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 349.135634] ? cgroup_file_name+0x1d0/0x1d0 [ 349.139955] css_populate_dir+0x340/0x420 [ 349.144098] cgroup_mkdir+0x553/0xfc0 [ 349.147888] ? __lock_is_held+0xb6/0x140 [ 349.152044] ? cgroup_destroy_locked+0x750/0x750 [ 349.156801] ? rcu_read_lock_sched_held+0x108/0x120 [ 349.161807] ? kmem_cache_free+0x258/0x2a0 [ 349.166036] ? set_nlink+0xc1/0x160 [ 349.169652] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 349.174578] ? generic_permission+0x105/0x3c0 [ 349.179512] ? cgroup_destroy_locked+0x750/0x750 [ 349.184268] kernfs_iop_mkdir+0x153/0x1e0 [ 349.188418] vfs_mkdir+0x390/0x600 [ 349.191952] SyS_mkdir+0x220/0x2a0 [ 349.195483] ? SyS_mkdirat+0x2b0/0x2b0 [ 349.199364] ? do_syscall_64+0xb7/0x940 [ 349.203326] ? SyS_mkdirat+0x2b0/0x2b0 [ 349.207200] do_syscall_64+0x281/0x940 [ 349.211075] ? vmalloc_sync_all+0x30/0x30 [ 349.215210] ? _raw_spin_unlock_irq+0x27/0x70 [ 349.219799] ? finish_task_switch+0x1c1/0x7e0 [ 349.224281] ? syscall_return_slowpath+0x550/0x550 [ 349.229197] ? syscall_return_slowpath+0x2ac/0x550 [ 349.234115] ? prepare_exit_to_usermode+0x350/0x350 [ 349.239126] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 349.244479] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 349.249313] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 349.254487] RIP: 0033:0x454e79 2018/03/31 00:57:01 executing program 2: r0 = request_key(&(0x7f0000002000)='asymmetric\x00', &(0x7f0000001ffb)={0x73, 0x79, 0x7a}, &(0x7f0000001fee)="3a7472757300000005a03f000265783a0008", 0x0) keyctl$read(0xb, r0, &(0x7f0000000000)=""/213, 0xd5) 2018/03/31 00:57:01 executing program 3: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x90080, 0x50) r1 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x7, 0x10000) ioctl$sock_netrom_SIOCADDRT(r0, 0x890b, &(0x7f0000000140)) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r1, 0xc008551a, &(0x7f0000000200)=ANY=[@ANYBLOB="20000000280000040100000002000000100000000040000000dd7f00000700000001ffee0000000000000000000000003340ac5e4194ea8cba99fed74689a6b185fd7391a16f916fd980516ab13be520be4757bfa0a54c6d978bfc47137c60b6fc4bdd3463dccd8d9d408fa9a663b5859d90fda6e38548d5f286911ea9f010a826da2954b86f7e3815a6cc7befb0d1e907b6864c0f6ca162d58d5e73fcd8fef571e50f525ff308b25622371e7b5f325b02083d6a0dedb3a6644e0b0ec5f23f8a7b88cce1dc3285c20576"]) utimensat(r0, &(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={{0x0, 0x2710}}, 0x0) 2018/03/31 00:57:01 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vhost-vsock\x00', 0x2, 0x0) syz_open_procfs(0x0, &(0x7f0000000400)='mountstats\x00') r2 = syz_open_pts(0xffffffffffffffff, 0x40040) ioctl$TIOCSCTTY(r2, 0x540e, 0x8001) ioctl$VHOST_SET_LOG_BASE(r1, 0xaf01, &(0x7f0000307000)=&(0x7f0000000080)) r3 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000280)='/dev/rtc\x00', 0x80, 0x0) madvise(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0xb) connect$vsock_stream(r3, &(0x7f0000000240)={0x28, 0x0, 0x0, @host=0x2}, 0x10) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x0, 0x0) flistxattr(r0, &(0x7f00000002c0)=""/148, 0x94) flistxattr(r4, &(0x7f0000000440)=""/75, 0x4b) ioctl$TIOCNXCL(r4, 0x540d) bind$alg(r4, &(0x7f0000000180)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_sha1\x00'}, 0x58) ioctl$VHOST_SET_VRING_ADDR(r1, 0x4008af24, &(0x7f00003b6000)={0x0, 0x0, &(0x7f0000000140)=""/9, &(0x7f0000fb0f80)=""/128, &(0x7f0000f8b000)=""/4}) ioctl$KVM_SET_VCPU_EVENTS(r4, 0x4040aea0, &(0x7f0000000000)={0x8, 0x0, 0x6, 0x0, 0x2, 0x4, 0x7, 0xca, 0x3, 0x7fff, 0x3, 0x0, 0x0, 0x0, 0xfffffffffffffffa, 0x5, 0x3, 0x8, 0x8000}) syz_open_dev$amidi(&(0x7f00000003c0)='/dev/amidi#\x00', 0x5, 0x200200) ioctl$sock_inet_SIOCGIFDSTADDR(r4, 0x8917, &(0x7f0000000100)={'ifb0\x00', {0x2, 0x4e24, @loopback=0x7f000001}}) 2018/03/31 00:57:01 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 349.257842] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 349.265550] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 349.272806] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 349.280065] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 349.287410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 349.295192] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000012 [ 349.302919] cgroup: cgroup_addrm_files: failed to add cgroup.max.descendants, err=-12 2018/03/31 00:57:01 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x74, 0x1) name_to_handle_at(r1, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)={0x8b, 0xfffffffffffffffb, "9ddaf915c0fc45512077df1a509450c83fd501766023798c7ca206c87632c3b6cfd08aa44fff54114681f5e648e3436ff0c812fc97be4dc2de5400d1840aced6f1d84c20f9a038d18a485b91d555b504c04d8b1bbfdb4754cae038c7d1a5e5d61f54e172579fb8c9ebfdbd403ea974ede1a9736b6ee7825c3b4067833072f6084a091a"}, &(0x7f0000000140), 0x0) 2018/03/31 00:57:01 executing program 2: r0 = perf_event_open(&(0x7f0000223000)={0x2, 0x78, 0xe3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge0\x00', 0x0}) setsockopt$packet_add_memb(r1, 0x107, 0x1, &(0x7f0000000080)={r2, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) setsockopt$packet_add_memb(r1, 0x107, 0x1, &(0x7f00000000c0)={r2, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) r3 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x40) pipe2(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84800) setsockopt$inet_tcp_int(r3, 0x6, 0x17, &(0x7f0000000100)=0x9, 0x4) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r4, 0x84, 0x9, &(0x7f0000000180)={0x0, @in={{0x2, 0x4e21, @multicast2=0xe0000002}}, 0x4, 0x7, 0x96, 0x4, 0x20}, &(0x7f0000000240)=0x98) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r3, 0x84, 0x76, &(0x7f0000000280)={r5, 0xffffffffffffffff}, 0x8) dup3(r0, r1, 0x0) 2018/03/31 00:57:01 executing program 6: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={&(0x7f0000e87000)={0x10}, 0xc, &(0x7f0000a3bff8)={&(0x7f0000000080)=ANY=[@ANYBLOB], 0x1}, 0x1}, 0x0) r0 = syz_open_dev$sg(&(0x7f0000000180)='/dev/sg#\x00', 0x9, 0x80000) ioctl$sock_bt_bnep_BNEPGETCONNLIST(r0, 0x800442d2, &(0x7f0000000480)={0x2, &(0x7f0000000440)=[{}, {0x0, 0x0, 0x0, @local}]}) signalfd4(0xffffffffffffffff, &(0x7f00000002c0)={0x100000001}, 0x8, 0x0) r1 = syz_open_dev$binder(&(0x7f000000cff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000004000)={0x0, 0x0, &(0x7f000000cf90), 0x0, 0x0, &(0x7f0000005000)}) r2 = syz_open_dev$vcsa(&(0x7f0000000300)='/dev/vcsa#\x00', 0x0, 0x0) syz_open_dev$vcsn(&(0x7f0000407ff6)='/dev/vcs#\x00', 0x0, 0x0) r3 = syz_open_dev$vcsa(&(0x7f0000ca8000)='/dev/vcsa#\x00', 0x1, 0x0) pselect6(0x40, &(0x7f00000abfc0)={0x3ffffd}, &(0x7f0000768000), &(0x7f00007fbfc0), &(0x7f0000f22000)={0x0, 0x989680}, &(0x7f0000f14000)={&(0x7f000093f000), 0x8}) openat$cuse(0xffffffffffffff9c, &(0x7f0000000400)='/dev/cuse\x00', 0x0, 0x0) dup2(r3, 0xffffffffffffffff) r4 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000200)='/selinux/enforce\x00', 0x105101, 0x0) getpeername$llc(r4, &(0x7f00000000c0), &(0x7f0000000140)=0x10) getsockname$inet6(r4, &(0x7f00000001c0)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000340)=0xfff1) sendto$llc(r4, &(0x7f0000000240)="46640b5408bcff6ceeca95520d04b900a359afe80f0d235087bd9cdad0bd3d031b628265946df2d14d40fbd432ce853f6c203e02a03d0ad35178640712031a02ba0301dcbdbc9ee8762f", 0x4a, 0x0, &(0x7f0000000180)={0x1a, 0x33d, 0x0, 0x0, 0x3, 0x1, @random="14d8a81c3883"}, 0x10) fallocate(r4, 0x10, 0x0, 0x205) ioctl$BINDER_SET_CONTEXT_MGR(r2, 0x40046207, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r1, 0xc018620b, &(0x7f0000000280)) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000140)={0x34, 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="12634840000000000000000002000000000000000000000000000000000000000000000000000000000000001000000000000000"], 0x0, 0x0, &(0x7f00000001c0)}) mmap$binder(&(0x7f000000c000/0x4000)=nil, 0x4000, 0x0, 0x10, r1, 0x0) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, &(0x7f00000000c0)=ANY=[@ANYBLOB], &(0x7f0000000100)=0x1) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0, 0x0, &(0x7f0000011f9d)}) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f00000003c0)={0x2, 0x3c, &(0x7f0000000080)="88698b23c4a1d67db84e16150a3ce33bde5c3e1b13dc5cdc5eafe8ef9feff76fca8c05d0c21d4f4e3f32d4a873323b2f7ead0726ba0b5f446840cab1"}) [ 349.407463] device bridge0 entered promiscuous mode [ 349.462899] device bridge0 left promiscuous mode [ 349.472258] binder: 22111:22114 got reply transaction with no transaction stack [ 349.479804] binder: 22111:22114 transaction failed 29201/-71, size 0-16 line 2763 [ 349.493643] device bridge0 entered promiscuous mode [ 349.508235] binder: 22111:22114 ioctl 80104592 200003c0 returned -22 [ 349.519128] device bridge0 left promiscuous mode [ 349.545093] binder: 22111:22114 got reply transaction with no transaction stack [ 349.552652] binder: 22111:22114 transaction failed 29201/-71, size 0-16 line 2763 2018/03/31 00:57:02 executing program 0 (fault-call:10 fault-nth:19): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:02 executing program 1: r0 = socket(0x1000000010, 0x802, 0x0) sendmsg$nl_route(r0, &(0x7f0000490000)={&(0x7f00008d4000)={0x10}, 0xc, &(0x7f00002c9ff0)={&(0x7f00009c2f90)=@ipv4_newroute={0x60, 0x18, 0x303, 0xffffffffffffffff, 0xffffffffffffffff, {0x2}, [@RTA_MULTIPATH={0x44, 0x9, [{0x40}, {0x4, 0x2615}, {}, {}, {}, {}, {}, {}]}]}, 0x60}, 0x1}, 0x0) bind$bt_rfcomm(r0, &(0x7f0000000000)={0x1f, {0x9, 0x3, 0x422349b2, 0x9, 0x1, 0x401}, 0x8}, 0xa) 2018/03/31 00:57:02 executing program 5: pipe(&(0x7f0000009ff8)={0xffffffffffffffff, 0xffffffffffffffff}) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x0) vmsplice(r1, &(0x7f0000005f90)=[{&(0x7f000000b000)="ed", 0x1}], 0x1, 0x0) vmsplice(r1, &(0x7f0000006000)=[{&(0x7f0000005000)="66ca50fa346666e08bfb724241e04ae1b0bfd9a1946c5479", 0x18}], 0x1, 0x0) readv(r0, &(0x7f000000afc0)=[{&(0x7f0000004fe8)=""/24, 0x18}, {&(0x7f0000000f86)=""/122, 0x7a}], 0x2) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000040)={0x6f, @remote={0xac, 0x14, 0x14, 0xbb}, 0x4e21, 0x0, 'lc\x00', 0x25, 0x3, 0x3e}, 0x2c) ioctl$VT_SETMODE(r1, 0x5602, &(0x7f0000000000)={0x1ff, 0x6, 0x77, 0xfffffffffffffffd, 0x4}) 2018/03/31 00:57:02 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) socket$inet(0x2, 0xa, 0x4) 2018/03/31 00:57:02 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$pptp(0x18, 0x1, 0x2) bind$pptp(r0, &(0x7f0000000180)={0x18, 0x2, {0x0, @local={0xac, 0x14, 0x14, 0xaa}}}, 0xfffffffffffffc9f) connect$pptp(r0, &(0x7f0000000080)={0x18, 0x2, {0x0, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x20) connect$pptp(r0, &(0x7f00000001c0)={0x18, 0x2, {0x0, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1e) r1 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x6, 0x80841) r2 = bpf$MAP_CREATE(0x0, &(0x7f000039a000)={0x5, 0x100, 0x100, 0x2}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000269fb8)={0x1, 0x7, &(0x7f0000001140)=ANY=[@ANYBLOB="18000000000000000000000000000000181000001a43943e731f1d813286a8ba4c122f1beb39565b126e17c41fecc449ceb68926", @ANYRES32=r2, @ANYBLOB="00000000000000009500c6dee75f504a00000000000000000000000000000000000000000000"], &(0x7f0000000040)="7379e66b616c6c657200", 0x8, 0x1000, &(0x7f00000000c0)=""/4096}, 0x48) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(r1, 0xc0a85322, &(0x7f00000000c0)) 2018/03/31 00:57:02 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:02 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r0, 0xae03, 0x2) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)) 2018/03/31 00:57:02 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_CLOCK(0xffffffffffffffff, 0x8030ae7c, &(0x7f0000000080)) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socket(0x40000000018, 0x0, 0x1) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000300)=[@text32={0x20, &(0x7f0000000340)="0f01ca0f21913664660f382990e1e883e0672ef3650f070f350fc719b8ac00c0fe0f23c80f21f8350c0060000f23f8c4c17a2dd50fc7580fb9800000c00f3235001000000f30", 0x46}], 0x1, 0x0, &(0x7f0000000340), 0x0) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) getpeername(0xffffffffffffffff, &(0x7f0000000000)=@nfc, &(0x7f00000000c0)=0x80) openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) [ 349.565575] binder: 22111:22118 ioctl 80104592 200003c0 returned -22 [ 349.586524] binder: undelivered TRANSACTION_ERROR: 29201 2018/03/31 00:57:02 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f00000000c0)={0x3, 'lo\x00', 0x4}, 0x18) r1 = memfd_create(&(0x7f0000000080)='{,+\x00', 0x3) ioctl$TUNDETACHFILTER(r1, 0x401054d6, 0x0) socket$inet6_dccp(0xa, 0x6, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f0000000000)={'ah\x00'}, &(0x7f0000000040)=0x1e) [ 349.626163] binder: undelivered TRANSACTION_ERROR: 29201 2018/03/31 00:57:02 executing program 5: r0 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x3ff, 0x12883aff839aa9de) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x39) ioctl$sock_inet_SIOCDELRT(r0, 0x890c, &(0x7f00000000c0)={0x1, {0x2, 0x4e20, @multicast1=0xe0000001}, {0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x2, 0x4e24, @multicast2=0xe0000002}, 0x10, 0x7f, 0x80, 0x7ff, 0x0, &(0x7f0000000080)='bcsh0\x00', 0x10000, 0x800, 0x2}) r1 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x1, 0x0) connect$netrom(r0, &(0x7f00000001c0)=@full={{0x3, {"d60eabed09588a"}, 0x5619}, [{"b503ce30dec921"}, {"dd3cf4b43bd0fd"}, {"924197b3641d60"}, {"a47cd8f677f9f3"}, {"1ec4db41003a68"}, {"1169d6abeeb421"}, {"d8a7de26e1d799"}, {"7af744567c7f09"}]}, 0x48) connect$netrom(r1, &(0x7f0000000140)=@full={{0x3, {"d571a4b9b6b3b4"}, 0x7520}, [{"e7ccb632a2c24a"}, {"3a73ab9a8306bd"}, {"17f7aa22cfc3ed"}, {"a0a56795ff036a"}, {"d0ad4f2e59ae48"}, {"f0053b7daf15f8"}, {"79b33172690c6c"}, {"111d768133ccc0"}]}, 0x48) ioctl$int_in(r1, 0x80000080044d76, &(0x7f0000003ff8)) 2018/03/31 00:57:02 executing program 7: r0 = syz_open_dev$sndseq(&(0x7f0000783000)='/dev/snd/seq\x00', 0x0, 0x0) read(r0, &(0x7f0000fb6000)=""/28, 0x1c) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000418f50)={{0x80}, 'port1\x00', 0xa9824f69d1376637, 0x20000010800a}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r0, 0x4040534e, &(0x7f000019ffe9)={0xc1}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000080)={0x0, 0x1, {0x0, 0x0, 0xda41, 0x0, 0x20}}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r0, 0xc0605345, &(0x7f0000000000)={0x0, 0x1000000000, {0x4, 0x0, 0xfffffffffffffffd}}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fdbff0)='/dev/sequencer2\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r1, 0x84, 0x74, &(0x7f0000000240)=""/112, &(0x7f00000002c0)=0x70) r2 = getpgrp(0x0) r3 = getuid() ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r1, 0xc08c5332, &(0x7f0000000180)={0x6, 0x9, 0x905, 'queue0\x00', 0x7ff}) ioctl$DRM_IOCTL_GET_CLIENT(r1, 0xc0286405, &(0x7f0000000140)={0xaaff, 0x7fffffff, r2, 0x0, r3, 0x9, 0x5, 0xe}) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000000100)=0xffff) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x26db, 0x6, 0x6, 0x2, 0x80}, &(0x7f00000003c0)=0x98) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000400)={r4, 0x3ff, 0x20}, 0xc) 2018/03/31 00:57:02 executing program 1: socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) dup3(r0, r1, 0x80000) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000e15000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000402f73)="71e67a15", 0x4) r3 = accept4$alg(r2, 0x0, 0x0, 0x0) setsockopt$sock_int(r3, 0x1, 0x0, &(0x7f00000000c0)=0x1, 0x4) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r2, 0xc058534f, &(0x7f0000000040)={{0x3, 0x497}, 0x1, 0x5, 0x7, {0x6, 0x2}, 0x3, 0xaba}) sendto(r3, &(0x7f00005c8f58), 0xfffffffffffffeee, 0x0, &(0x7f0000351ff0)=@ipx={0x4, 0x0, 0x0, "a074edebb7e1"}, 0x10) poll(&(0x7f0000000000)=[{r3}], 0x1, 0x0) r4 = msgget(0x0, 0x0) msgctl$IPC_RMID(r4, 0x0) fcntl$getownex(r2, 0x10, &(0x7f0000000140)) 2018/03/31 00:57:02 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x800, 0x1) recvmsg$netrom(r1, &(0x7f0000000280)={&(0x7f0000000040)=@ax25={0x3, {"844b012869ba19"}, 0x657}, 0x10, &(0x7f0000000240)=[{&(0x7f0000000080)="b9f4f43177c7efce703ff8a32c0dbe6923d39c9d28", 0x15}, {&(0x7f00000000c0)="03a58d2f2dcda942edc6a74df776160839e4b0e52f3900ce7b206e774533ac02f8ca4554d0ccf7c9e23d4004642095a5a27beb59c6bd979eb340f890ffa41974bf2f840e360c8cb3248bf020a6042d1a7f1ea51dfc6ec238", 0x58}, {&(0x7f0000000140)="0db0d96fce6c7a253854e0022b7d03b04418a89a1c899cc7f79ecf7acd23e1cc6f5d7a4c01890ac8cbab14b0f92180b728337062f75f4984954f2a20df0f66cb7fd214718174a178e993271976184e878110f18c2d82bb837cbbd2faf6df0786a4adf1944237f2a7b8d2c4eef335c4fc", 0x70}, {&(0x7f00000001c0)="8ff2f90acc5563b6d3303db1fbbaf3e7812a5b1d1cefb459501d4ed32c00d4cd0a45ec9f66d9f00438c567d04b9a4ff78c9629fc87eefd024a1470bbf66eb70c65e3d8ca724376", 0x47}], 0x4, &(0x7f0000000c00)=[{0x90, 0x116, 0xffffffffffffffff, "18ff007a800140a37c97cf9bbebf29a5ff93bc869482c6996ce19003b931dc279861333d0a2c8766c53d8f4e4c66f8c8c000091904e27d8c71abe9c0dfd6b862daaf7b72b1728386dd8ccc8c20c3984db3ed0afac6d84ad2e5239bb8616308865a0735474367aecc5437de44fda93dc9714bfb1d0bb8432b9a2509efcdc524b5"}, {0x1010, 0x12f, 0x3, "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"}], 0x10a0, 0x8000}, 0x22) 2018/03/31 00:57:02 executing program 6: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000dceff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSBRK(r0, 0x5409, 0xa) 2018/03/31 00:57:02 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000004000)={0x6, 0x4, 0x2106, 0x3, 0x0, 0xffffffffffffffff, 0x0, [0xa]}, 0x2c) r1 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000200)={'ip6_vti0\x00', {0x2, 0x0, @loopback=0x7f000001}}) r2 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x1ff, 0x0) r3 = syz_open_dev$mice(&(0x7f0000000240)='/dev/input/mice\x00', 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000300)='/dev/hwrng\x00', 0x0, 0x0) syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x501603) ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f0000000180)={{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, {0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xa}}, 0x2, {0x2, 0x4e21, @multicast1=0xe0000001}, 'vcan0\x00'}) bind$vsock_stream(r3, &(0x7f0000000140)={0x28, 0x0, 0x2711, @reserved=0x1}, 0x10) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuacct.usage_percpu\x00', 0x0, 0x0) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r0, 0x29, 0x41, &(0x7f0000000280)={'filter\x00', 0x2, [{}, {}]}, 0x48) ioctl$TIOCGPGRP(r4, 0x540f, &(0x7f00000000c0)) 2018/03/31 00:57:02 executing program 6: write$tun(0xffffffffffffffff, &(0x7f0000000580)=ANY=[@ANYBLOB="8d"], 0x1) prctl$setmm(0x23, 0x1, &(0x7f0000ffb000/0x2000)=nil) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, 0xffffffffffffffff, 0x0) r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000009fe8)={0xfffb, 0x9, 0x0, 0xffffffffffffffff}) mmap(&(0x7f0000004000/0x4000)=nil, 0x4000, 0x0, 0x6012, r1, 0x0) mremap(&(0x7f0000006000/0x4000)=nil, 0x4000, 0x1000, 0x3, &(0x7f0000000000/0x1000)=nil) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00006a4ff7)='/dev/kvm\x00', 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) r6 = dup3(r5, r4, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000decfe0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SMI(r5, 0xaeb7) ioctl$TIOCGPGRP(r6, 0x540f, &(0x7f0000000040)=0x0) fcntl$setown(r1, 0x8, r7) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe5000/0x18000)=nil, &(0x7f00000005c0)=[@text32={0x20, &(0x7f0000000100)="b9870300000f329a1a00c0fee400c4c31120660d4ab981030000b806000000ba000000000f30c4e2392db636fb66ed0f3266b817018ed0c4e161f1c70f01cf66b8dc008ec8", 0x45}], 0x1, 0x0, &(0x7f0000000040), 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) [ 349.861898] x86/PAT: syz-executor6:22162 map pfn RAM range req write-combining for [mem 0x1747f0000-0x1747f3fff], got write-back [ 349.949879] x86/PAT: syz-executor6:22162 map pfn RAM range req write-combining for [mem 0x1747f0000-0x1747f3fff], got write-back [ 349.982456] FAULT_INJECTION: forcing a failure. [ 349.982456] name failslab, interval 1, probability 0, space 0, times 0 [ 349.993847] CPU: 1 PID: 22166 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 350.001210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.010563] Call Trace: [ 350.013143] dump_stack+0x194/0x24d [ 350.016757] ? arch_local_irq_restore+0x53/0x53 [ 350.021413] should_fail+0x8c0/0xa40 [ 350.025112] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.030285] ? rb_first_postorder+0xa0/0xa0 [ 350.034586] ? __mutex_lock+0x16f/0x1a80 [ 350.038630] ? save_stack+0x43/0xd0 [ 350.042240] ? kasan_kmalloc+0xad/0xe0 [ 350.046117] ? find_held_lock+0x35/0x1d0 [ 350.050167] ? __lock_is_held+0xb6/0x140 [ 350.054220] ? check_same_owner+0x320/0x320 [ 350.058526] ? lock_downgrade+0x980/0x980 [ 350.062660] ? rcu_note_context_switch+0x710/0x710 [ 350.067576] should_failslab+0xec/0x120 [ 350.071533] __kmalloc_track_caller+0x5f/0x760 [ 350.076099] ? idr_alloc_cyclic+0x1d6/0x320 [ 350.080407] ? trace_hardirqs_off+0x10/0x10 [ 350.084723] ? kstrdup_const+0x39/0x50 [ 350.088593] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 350.093422] kstrdup+0x39/0x70 [ 350.096600] kstrdup_const+0x39/0x50 [ 350.100298] __kernfs_new_node+0xa2/0x570 [ 350.104431] ? kernfs_dop_revalidate+0x380/0x380 [ 350.109179] ? kasan_check_read+0x11/0x20 [ 350.113309] ? read_word_at_a_time+0x12/0x20 [ 350.117703] ? strscpy+0x186/0x500 [ 350.121239] kernfs_new_node+0x80/0xe0 [ 350.125111] __kernfs_create_file+0x4b/0x320 [ 350.129511] cgroup_addrm_files+0x3c5/0xa70 [ 350.133831] ? cgroup_file_write+0x710/0x710 [ 350.138231] ? getrawmonotonic64+0x460/0x460 [ 350.142624] ? kernfs_active+0x92/0x160 [ 350.146585] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 350.151497] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 350.155979] ? cgroup_file_name+0x1d0/0x1d0 [ 350.160290] css_populate_dir+0x340/0x420 [ 350.164426] cgroup_mkdir+0x553/0xfc0 [ 350.168216] ? __lock_is_held+0xb6/0x140 [ 350.172262] ? cgroup_destroy_locked+0x750/0x750 [ 350.177004] ? rcu_read_lock_sched_held+0x108/0x120 [ 350.182010] ? kmem_cache_free+0x258/0x2a0 [ 350.186233] ? set_nlink+0xc1/0x160 [ 350.189846] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 350.194756] ? generic_permission+0x105/0x3c0 [ 350.199233] ? cgroup_destroy_locked+0x750/0x750 [ 350.203985] kernfs_iop_mkdir+0x153/0x1e0 [ 350.208121] vfs_mkdir+0x390/0x600 [ 350.211649] SyS_mkdir+0x220/0x2a0 [ 350.215174] ? SyS_mkdirat+0x2b0/0x2b0 [ 350.219056] ? do_syscall_64+0xb7/0x940 [ 350.223015] ? SyS_mkdirat+0x2b0/0x2b0 [ 350.226890] do_syscall_64+0x281/0x940 [ 350.231109] ? vmalloc_sync_all+0x30/0x30 [ 350.235239] ? _raw_spin_unlock_irq+0x27/0x70 [ 350.239718] ? finish_task_switch+0x1c1/0x7e0 [ 350.244196] ? syscall_return_slowpath+0x550/0x550 [ 350.249107] ? syscall_return_slowpath+0x2ac/0x550 [ 350.254025] ? prepare_exit_to_usermode+0x350/0x350 [ 350.259030] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 350.264380] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 350.269212] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 350.274386] RIP: 0033:0x454e79 [ 350.277568] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 350.285260] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 350.292522] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 350.299773] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 350.307207] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 350.314458] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000013 [ 350.321877] cgroup: cgroup_addrm_files: failed to add cgroup.max.descendants, err=-12 2018/03/31 00:57:03 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:03 executing program 5: epoll_create1(0x80000) syz_open_dev$vcsa(&(0x7f0000000180)='/dev/vcsa#\x00', 0x4, 0x40400) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$getown(r0, 0x9) gettid() r2 = fcntl$getown(0xffffffffffffff9c, 0x9) r3 = getpgrp(r2) capget(&(0x7f0000000000)={0x399f1736, r3}, &(0x7f0000000140)={0x10001, 0x0, 0x8f, 0x8, 0x4de, 0x7}) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_ifreq(r4, 0x89f1, &(0x7f0000000280)={'ip6gre0\x00', @ifru_data=&(0x7f0000000100)="3424c8f6169446a873d6c14b9d7261f6c3bd5461ffc5eb2951ef7e115b94f94c"}) socketpair$inet(0x2, 0x80001, 0x8, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r5, 0x84, 0x6b, &(0x7f00000000c0)=[@in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}, 0x9}], 0x58) renameat(r1, &(0x7f0000000200)='./file0\x00', r1, &(0x7f0000000240)='./file0\x00') 2018/03/31 00:57:03 executing program 7: getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000040)={0x8, 0xfff, 0x1, 0x7, 0x1ff, 0x100000001, 0x101, 0x34, 0x0}, &(0x7f0000000080)=0x20) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00005c3ff0)={r0, 0xf4, &(0x7f00000000c0)=[@in6={0xa, 0x4e23, 0x120000000000, @mcast2={0xff, 0x2, [], 0x1}, 0x9}, @in6={0xa, 0x4e20, 0x3ff, @mcast2={0xff, 0x2, [], 0x1}, 0x1}, @in={0x2, 0x4e23, @multicast1=0xe0000001}, @in6={0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x63e}, @in6={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0xd79}, @in6={0xa, 0x4e23, 0x2, @loopback={0x0, 0x1}, 0x4}, @in={0x2, 0x4e20}, @in6={0xa, 0x4e23, 0x3, @local={0xfe, 0x80, [], 0xaa}, 0x5}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in6={0xa, 0x4e22, 0x81, @loopback={0x0, 0x1}, 0x8}]}, &(0x7f0000f91ffc)=0x10) bpf$PROG_LOAD(0x5, &(0x7f0000a23fb8)={0x1, 0x2000000000000165, &(0x7f0000519fa8)=ANY=[@ANYRES32=r1], &(0x7f0000c08ff6)="73597a6b618f6c65000d", 0x8, 0x1000, &(0x7f0000f72000)=""/4096}, 0x48) 2018/03/31 00:57:03 executing program 6: getsockopt$EBT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x81, &(0x7f0000000340)={"62726f75746500000000000000000000020000000000000000008000", 0x0, 0x3, 0x8, [], 0x2fd, &(0x7f0000002d40), &(0x7f0000000540)=""/139}, &(0x7f00000003c0)=0xfffffd3a) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket(0x11, 0x800000003, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000002c80)={0x0}, &(0x7f0000002cc0)=0xc) ioctl$sock_FIOSETOWN(r1, 0x8901, &(0x7f0000002d00)=r3) bind(r1, &(0x7f00005a2000)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) setsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000080)=0x10, 0x4) r4 = socket(0x10, 0x2, 0x0) sendmsg$nl_route(r4, &(0x7f00000001c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000480)=ANY=[@ANYBLOB="240000001c00010000000000000000000a000000", @ANYRES32=0x0, @ANYBLOB="2000f26650d1c103c00f14aab9ace2916ac59fd4572d54e88a56d7cd052f63536235e589f56e4576045cbd86d4d711594e47beae098dfe3bdae85eb394c8b1365210758ebe3fe2ae7351a6f3626ece1e4782be9109c64de73d62d10fd0b38b354cc7af7fcd4e1d4ff2eeda2044199970581f52"], 0x24}, 0x1}, 0x0) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000002b40)) sendto$ipx(r1, &(0x7f0000000400)="7fdb6101d7ab0df452a3f77ba8f42020751ffa67db1b1215d6", 0x19, 0x40, 0x0, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000000)={'lo\x00', 0x800}) r5 = socket$netlink(0x10, 0x3, 0x0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000002c40)={0xffffffffffffffff, 0xffffffffffffffff}) socket$vsock_stream(0x28, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000300)={'lo\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\b'}) connect$rds(r1, &(0x7f0000002d40)={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) sendmsg$nl_route(r5, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0xfffffff0}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="280000001355546674f1ce9fbd000100fe000000", @ANYBLOB="000000000000000008000a000f000000"], 0x2}, 0x1}, 0x0) sendmsg$rds(0xffffffffffffffff, &(0x7f0000002780)={0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000002700)=[@cswp={0x58, 0x114, 0x7, {{0x8001, 0x1f8f}, &(0x7f0000000040)=0x4, &(0x7f0000000240)=0x8001, 0x0, 0xfd7e, 0x2, 0x100, 0x28, 0x40}}], 0x58, 0x8000}, 0x5) pipe(&(0x7f0000002840)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_tcp_buf(r8, 0x6, 0x1d, &(0x7f0000002d80)=""/122, &(0x7f0000002e00)=0x7a) syz_genetlink_get_family_id$ipvs(&(0x7f0000000200)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r7, &(0x7f0000002e40)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000002bc0)={&(0x7f0000000440)=ANY=[@ANYBLOB="14067af0"], 0x1}, 0x1, 0x0, 0x0, 0x4000800}, 0x40) ioctl$DRM_IOCTL_MODE_SETCRTC(r8, 0xc06864a2, &(0x7f00000028c0)={&(0x7f0000002880)=[0x708, 0x2], 0x2, 0x5, 0x401, 0x8e1b, 0xffffffffffffffff, 0x480, {0xf999, 0x6, 0x0, 0x800, 0x81, 0x40, 0x6, 0x1, 0x800, 0x9, 0x2, 0x40000000000000, 0x8001, 0x40, "24b28889379fe175ae901e4ba355fa20f8bfdd26285da1b7d92c2c3a964b1caa"}}) ioctl$DRM_IOCTL_AGP_RELEASE(r8, 0x6431) setsockopt$IP_VS_SO_SET_TIMEOUT(r0, 0x0, 0x48a, &(0x7f00000027c0)={0x9, 0x0, 0x401}, 0xc) setsockopt$inet6_group_source_req(r7, 0x29, 0x2e, &(0x7f0000002980)={0x3, {{0xa, 0x4e22, 0x4000000000, @remote={0xfe, 0x80, [], 0xbb}, 0x4}}, {{0xa, 0x4e24, 0x7, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x2}}}, 0x108) ioctl$sock_SIOCGIFCONF(r6, 0x8910, &(0x7f0000002e80)=@buf={0x40, &(0x7f0000002c00)="64f23938f139a5152f00b9acb00f9f29aee501fa0f2cc79cbfca932fab65ab53cbeb6bdb4b739760fa0da1f7a81ae554a83d2344283944a9fdb2d92c1f2a1b53"}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000002940)={'sit0\x00', 0x9000}) getsockopt$inet_tcp_buf(r8, 0x6, 0xd, &(0x7f0000002ac0)=""/62, &(0x7f0000002b00)=0x3e) 2018/03/31 00:57:03 executing program 0 (fault-call:10 fault-nth:20): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:03 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = memfd_create(&(0x7f0000000000)='smaps\x00', 0x1) ioctl$TIOCSLCKTRMIOS(r1, 0x5457, &(0x7f0000000180)) r2 = socket$inet(0x2, 0x22, 0x48) setsockopt$IP_VS_SO_SET_STARTDAEMON(r2, 0x0, 0x48b, &(0x7f0000000bc0)={0x0, "6c6f00000058acfdad0020810000d92e"}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0x0, 0xd, 0x2d, &(0x7f00000001c0)="dbfbb986e8b2c97538eb2e222a", &(0x7f0000000200)=""/45, 0x7e6, 0x5}, 0x28) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r2, 0x84, 0x1b, &(0x7f0000000c00)={0x0, 0x1000, "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"}, &(0x7f0000000000)=0x1008) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x0, 0x4) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000040)={r3, 0xc2, "5e4f7ddb7d461f7f5704d6079c78048dde85ef726eabae506cc6497e244f24a41294efac2e81a551331e1ecdbb31ff04ad769e4624bd1e5c9e4c359a3ac1ff2d967cc4bc4cc3b3b7953d92dc8e958acc7fc5691e969b14b7b3259731c910acefd59b3359136ff70768f08acfc83e684c8316bf91b88bc447430fadba90f314fe9fa5df12e86ae88f4cd872db06de8df5ee4fe29f0dad181cc86ced94be16fbc6a689d9f0390483716106b66ffad13d58f35b5303e4c06856de35c39563dd2d8e607d"}, &(0x7f0000000140)=0xca) 2018/03/31 00:57:03 executing program 1: r0 = socket$inet(0x2, 0x3, 0x1) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000480)={0x0, {{0x2, 0x4e20, @broadcast=0xffffffff}}}, 0x88) openat$dsp(0xffffffffffffff9c, &(0x7f0000000540)='/dev/dsp\x00', 0x40000, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000400)='/dev/vcs\x00', 0x101100, 0x0) accept4$inet6(r1, 0x0, &(0x7f0000000440), 0x80800) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000080)=@broute={'broute\x00', 0x20000120, 0x2, 0x2c0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000140], 0x2, &(0x7f0000000100), &(0x7f0000000140)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x3, 0x0, 0x0, "74756e6c30005a04085100", 'bcsf0\x00', 'syzkaller0\x00', 'syzkaller1\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], 0x70, 0x110, 0x160}, [@common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x2, 'syz0\x00'}}}, @common=@LED={'LED\x00', 0x28, {{'syz0\x00'}}}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x9, 'syz0\x00'}}}}]}, {0x0, '\x00', 0x1, 0xfffffffffffffffe}, {0x0, '\x00', 0x1, 0xfffffffffffffffc}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x1, [{{{0x19, 0x0, 0x0, 'lo\x00', 'teql0\x00', "766c616e300000000200", 'ip6_vti0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], @random="d6da5b54f4cf", [], 0x70, 0x70, 0xa0}}, @common=@AUDIT={'AUDIT\x00', 0x8}}]}]}, 0x338) r2 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x3999, 0x500) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r2, 0xc0405519, &(0x7f0000000040)={0x401, 0x3, 0x6, 0x80000000, "ed15e39ce27f45aabb10bddfe7eff688d40ada779178d71d469f7532bef14dab724ce897e9082532b617a02a", 0x9}) 2018/03/31 00:57:03 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000566ffc)=0x8003) sched_setaffinity(0x0, 0x8, &(0x7f0000000000)=0x802) read(r0, &(0x7f00000001c0)=""/1, 0xffffff10) r1 = creat(&(0x7f0000000100)='./file0\x00', 0x15b) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000200)={0x0, 0x1000, "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"}, &(0x7f0000000140)=0x1008) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f00000000c0)=@assoc_value={r2, 0x5}, &(0x7f0000000080)=0x8) ioctl$TCSETA(r0, 0x5402, &(0x7f0000a26fec)) [ 350.801638] netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. [ 350.826794] FAULT_INJECTION: forcing a failure. [ 350.826794] name failslab, interval 1, probability 0, space 0, times 0 [ 350.838608] CPU: 1 PID: 22185 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 350.845973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 350.850903] netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. [ 350.855317] Call Trace: [ 350.855335] dump_stack+0x194/0x24d [ 350.855350] ? arch_local_irq_restore+0x53/0x53 [ 350.855369] should_fail+0x8c0/0xa40 [ 350.855381] ? kstrdup+0x39/0x70 [ 350.855392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 350.855403] ? cgroup_mkdir+0x553/0xfc0 [ 350.891268] ? vfs_mkdir+0x390/0x600 [ 350.894988] ? SyS_mkdir+0x220/0x2a0 [ 350.898714] ? do_syscall_64+0x281/0x940 [ 350.902788] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 350.908158] ? find_held_lock+0x35/0x1d0 [ 350.912225] ? find_held_lock+0x35/0x1d0 [ 350.916394] ? __lock_is_held+0xb6/0x140 [ 350.920482] ? check_same_owner+0x320/0x320 [ 350.924806] ? rcu_note_context_switch+0x710/0x710 [ 350.929724] ? rcu_read_lock_sched_held+0x108/0x120 [ 350.934747] should_failslab+0xec/0x120 [ 350.938712] kmem_cache_alloc+0x47/0x760 [ 350.942761] ? memcpy+0x45/0x50 [ 350.946027] ? kstrdup+0x59/0x70 [ 350.949377] __kernfs_new_node+0xe2/0x570 [ 350.953510] ? kernfs_dop_revalidate+0x380/0x380 [ 350.958247] ? kasan_check_read+0x11/0x20 [ 350.962381] ? read_word_at_a_time+0x12/0x20 [ 350.966774] ? strscpy+0x186/0x500 [ 350.970303] kernfs_new_node+0x80/0xe0 [ 350.974184] __kernfs_create_file+0x4b/0x320 [ 350.978576] cgroup_addrm_files+0x3c5/0xa70 [ 350.982883] ? cgroup_file_write+0x710/0x710 [ 350.987277] ? getrawmonotonic64+0x460/0x460 [ 350.991671] ? kernfs_active+0x92/0x160 [ 350.995632] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 351.000545] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 351.005033] ? cgroup_file_name+0x1d0/0x1d0 [ 351.009339] css_populate_dir+0x340/0x420 [ 351.013471] cgroup_mkdir+0x553/0xfc0 [ 351.017262] ? __lock_is_held+0xb6/0x140 [ 351.021307] ? cgroup_destroy_locked+0x750/0x750 [ 351.026054] ? rcu_read_lock_sched_held+0x108/0x120 [ 351.031056] ? kmem_cache_free+0x258/0x2a0 [ 351.035275] ? set_nlink+0xc1/0x160 [ 351.038887] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 351.043798] ? generic_permission+0x105/0x3c0 [ 351.048278] ? cgroup_destroy_locked+0x750/0x750 [ 351.053020] kernfs_iop_mkdir+0x153/0x1e0 [ 351.057151] vfs_mkdir+0x390/0x600 [ 351.060673] SyS_mkdir+0x220/0x2a0 [ 351.064196] ? SyS_mkdirat+0x2b0/0x2b0 [ 351.068066] ? do_syscall_64+0xb7/0x940 [ 351.072028] ? SyS_mkdirat+0x2b0/0x2b0 [ 351.075898] do_syscall_64+0x281/0x940 [ 351.079782] ? vmalloc_sync_all+0x30/0x30 [ 351.083914] ? _raw_spin_unlock_irq+0x27/0x70 [ 351.088394] ? finish_task_switch+0x1c1/0x7e0 [ 351.092872] ? syscall_return_slowpath+0x550/0x550 [ 351.097783] ? syscall_return_slowpath+0x2ac/0x550 [ 351.102692] ? prepare_exit_to_usermode+0x350/0x350 [ 351.107695] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 351.113042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.117879] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 351.123059] RIP: 0033:0x454e79 [ 351.126249] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 351.133940] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 351.141195] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 2018/03/31 00:57:03 executing program 1: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f000000bff7)='/dev/dsp\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x12, r0, 0x0) pkey_mprotect(&(0x7f0000000000/0x2000)=nil, 0x2000, 0xd, 0xffffffffffffffff) ioctl$int_in(r0, 0x800000c0044dff, &(0x7f0000000000)) 2018/03/31 00:57:03 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) prlimit64(0x0, 0x0, &(0x7f0000000000)={0x79}, 0x0) setsockopt$IP_VS_SO_SET_FLUSH(0xffffffffffffffff, 0x0, 0x485, 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000740)={&(0x7f0000000680)=ANY=[@ANYBLOB="1c0000001a00000000001000000000001c000000000000000000004e"], 0x1c}, 0x1}, 0x0) ioctl$KVM_GET_MSRS(r2, 0xc008ae88, &(0x7f00000000c0)=ANY=[@ANYBLOB="00e200000026bdf8a2a42b5f000000c7755bd8a43fdeacc731e2d7a81ab49044333e9d18ef0d3b766e7f1075307f5c652cd9efbb79484c39c03b7fc5e3009212dd4d114c59be1c0b506b49f34854376a857d61bc285f"]) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000080)={0x79b061200000000}, 0x1) [ 351.148460] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 351.155713] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 351.162967] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000014 [ 351.170440] cgroup: cgroup_addrm_files: failed to add cgroup.max.depth, err=-12 2018/03/31 00:57:04 executing program 3: r0 = socket$inet(0x2, 0x10000000008000e, 0x8) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000180)=0x3f, 0x4) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) modify_ldt$read_default(0x2, &(0x7f0000000180), 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffff9c, 0x84, 0x18, &(0x7f0000000080)={0x0, 0x3ff}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f00000001c0)=ANY=[@ANYRES32=r1, @ANYBLOB="1b5f05003f009668ff56151f00235205000300"], &(0x7f0000000140)=0x12) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000040)=@req3={0xfffffffffffffffc, 0x9, 0x3, 0x3, 0xffff, 0x7fffffff, 0x1f}, 0x1c) 2018/03/31 00:57:04 executing program 6: r0 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0xf0, 0x200) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f00000006c0)={0x0, 0x80000, 0xffffffffffffffff}) r2 = memfd_create(&(0x7f0000000700)='{\x00', 0x1) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000a00)={0x9c, 0x0, &(0x7f0000000940)=[@enter_looper={0x630c}, @transaction={0x40406300, {0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x40, 0x40, &(0x7f0000000080)=[@fda={0x66646185, 0x2, 0x3, 0x3e}, @fda={0x66646185, 0x3, 0x1, 0x2}], &(0x7f0000000640)=[0x38, 0x20, 0x38, 0x18, 0x48, 0x0, 0x40, 0x0]}}, @reply={0x40406301, {0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x30, 0x0, &(0x7f0000000740)=[@fd={0x66642a85, 0x0, r1, 0x0, 0x3}, @fd={0x66642a85, 0x0, r2, 0x0, 0x2}], &(0x7f0000000780)}}, @acquire={0x40046305}, @acquire={0x40046305, 0x2}], 0x3a, 0x0, &(0x7f00000007c0)="fc68b08d03efa8d5eb64572601d734bcd59e752a7e0796fce13a673ef8be1cbfce3bf1e6a3bf54850dadc394f0cafe32817f0530416ca15bc791"}) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r6 = accept4$inet(r3, 0x0, &(0x7f00000000c0), 0x100000000080000) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000d80)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000000200)=0x2) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f00000003c0)=@int=0x80000000, 0x4) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000d40)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r6, 0x4010641c, &(0x7f0000000680)={r8, &(0x7f0000000a80)=""/97}) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r6, 0x84, 0x1f, &(0x7f0000000480)={r7, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x10}}}, 0x1, 0x7ff}, 0x90) r9 = accept(r4, &(0x7f0000000b00)=@alg, &(0x7f0000000b80)=0x80) sendto$ipx(r9, &(0x7f0000000bc0)="662df4a093cdd7b35ff6ae42bc7d13930c1fea26aee3a47d99eb39c72fb76601dc87206d4eb86e00240f2194fa63c4e57a634a03fbc5a09ef3dcfb35ce84046ec80043aad86ba46f2e3bf4f8838948f37ed11512a1b49e92bb", 0x59, 0x20000040, 0x0, 0x0) setsockopt$inet6_tcp_buf(r5, 0x6, 0x1f, &(0x7f0000000340)="f6fa4b79ba6f6c4c5323e2af43013ecee5c86b06eeb23ef53a19c375a5f79c47658a554390c336a7455599d8f112c413f52eec22356dd4871dd874ff3eeb849bf7f48b056e1ccdd135800a9abba99cc4db4e02cfaac519c0bc3587121524814260ae93745387f031b19f289b21e0", 0x6e) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r9, 0x84, 0x77, &(0x7f00000003c0)=ANY=[], &(0x7f0000000240)) socket$inet_udp(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r6, 0x0, 0x80, &(0x7f0000000540)=@broute={'broute\x00', 0x20, 0x6, 0x38e, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000a80], 0x0, &(0x7f0000000300), &(0x7f0000001080)=ANY=[@ANYBLOB="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"]}, 0x406) getsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000100), &(0x7f0000000140)=0x8) bind$inet(r6, &(0x7f0000000180)={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, 0x2b) syz_emit_ethernet(0x1, &(0x7f0000000840)=ANY=[@ANYBLOB="aaaaaaaaaaaa000000000000119078ac2314aaac14142b4e204e20000890780000000000000000000000970ea6f5ee54ca02247b67f1f29f5036727cbd1b4c93ea961aa7f9d2c1fcbb822746548932727c2708a89399bc5105b714277970036a3ff95f7df69e1c823dca133782c22601bb9939674f56ce4db6dce3c79a4465a60205ec054c34609034427530dc40f2cdfdd083f236ba6ebfd04b777ba72feaa2715e783f561bcf4b774cd81e2a99d834d0747983f16c43f4fe9a96da84ac17f4f8db14b59b2b871fef55702df30966092bcfa651de8bd7fa6029af17b3b5406beed9d90d91b85db0256b87a7afbbb9cc3c2620150dd91c"], &(0x7f00000000c0)={0x0, 0x0, [0x0, 0x0, 0x0, 0x8bc]}) getsockopt$inet6_IPV6_IPSEC_POLICY(r9, 0x29, 0x22, &(0x7f0000001740)={{{@in=@local, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@remote}}, &(0x7f0000000a40)=0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(r4, 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)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000001940)={{{@in6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x4e20, 0x0, 0x4e23, 0x200, 0xa, 0x0, 0xa0, 0x1d, r10, r11}, {0x100000000, 0x9, 0x100, 0x3, 0x6, 0x3, 0x9, 0x7}, {0x9, 0x1ff, 0x2, 0x689}, 0x40, 0x6e6bb8, 0x2, 0x0, 0x2, 0x3}, {{@in=@multicast1=0xe0000001, 0x4d4, 0x3f}, 0xa, @in6=@loopback={0x0, 0x1}, 0x3504, 0x0, 0x1, 0x95b8, 0x0, 0x100, 0xfffffffffffffffe}}, 0xe8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r9, 0x84, 0x18, &(0x7f0000000400)={0x0, 0x2d}, &(0x7f00000005c0)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r9, 0x84, 0x76, &(0x7f0000000600)={r12}, 0x8) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(0xffffffffffffffff, 0x84, 0x1e, &(0x7f0000000280), &(0x7f00000002c0)=0x4) setsockopt$inet6_buf(r5, 0x29, 0xca, &(0x7f00000001c0)="3ec2e6f6b72e29f50e000000000000232014e9", 0x13) setsockopt$inet6_int(r5, 0x29, 0xc8, &(0x7f0000000000), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r5, 0x29, 0xca, &(0x7f0000000440)={0x6, 0x1, 0x9, 0x3, 0xcb0b}, 0xc) close(r5) 2018/03/31 00:57:04 executing program 1: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x4, &(0x7f0000ed4000)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) mmap(&(0x7f0000000000/0xfd4000)=nil, 0xfd4000, 0x4, 0x40000000000031, 0xffffffffffffffff, 0x0) fremovexattr(r0, &(0x7f0000000000)=@known='trusted.syz\x00') r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$inet6_buf(r1, 0x29, 0xcf, &(0x7f0000003000)=""/62, &(0x7f0000000ffc)=0x3e) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00003d1ffc)='bbr\x00', 0x4) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000180)=@nfc={0x27, 0x1, 0x0, 0x3}, 0x80, &(0x7f00000002c0), 0x0, &(0x7f0000000680)}}, {{&(0x7f00000022c0)=@pppoe={0x18, 0x0, {0x3, @random="37a330090f50", 'syzkaller0\x00'}}, 0x80, &(0x7f0000002580), 0x0, 0x0, 0x0, 0x4000}, 0x8001}], 0x2, 0x4000) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffff9c, 0x84, 0xf, &(0x7f00000004c0)={0x0, @in6={{0xa, 0x4e21, 0x200, @local={0xfe, 0x80, [], 0xaa}, 0x8}}, 0x8, 0x3, 0x1, 0x0, 0x5}, &(0x7f0000000380)=0x98) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f00000003c0)={r2, 0xc7b}, 0x8) sendmsg(r0, &(0x7f0000000480)={&(0x7f0000000100)=@nfc={0x27, 0x1, 0x2}, 0x80, &(0x7f0000000400)=[{&(0x7f0000000080)="6645c0956ffeec997ae3b59698756da82c0fcf8b15d8c19fbd2d82a1e1b566bfbf326bc155eab79c", 0x28}], 0x1, 0x0, 0x0, 0x20000000}, 0x800) recvfrom$inet(r0, &(0x7f00009be000)=""/11, 0xe8, 0x0, 0x0, 0xffffffffffffff4e) shutdown(r0, 0x1) r3 = open(&(0x7f0000000040)='./file0\x00', 0x100, 0x100) fcntl$getownex(r1, 0x10, &(0x7f00000000c0)={0x0, 0x0}) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r3, 0xc1105511, &(0x7f0000000240)={{0x3, 0x1, 0x6, 0x6b7, "08efd931ec0b3671a7c29d967fed6740bbb6e74429da6c516782b3f6e5cd51c2479bc1d332d6535a161eafe3", 0x100000000}, 0x0, 0x0, 0x50, r4, 0x7ff, 0x800, "f53cdad4208943d8bfae1c4f8d8df3c3d99c0cc18e22f8e9f5144656f832c565e90f05b5b50f5660a0aed7d3e9bdc7c983f30ffa7c08de3d97d3d3fb2ba9d053", &(0x7f0000000200)='bbr\x00', 0x4, [], [0xfff, 0x4, 0x100000001, 0x2]}) 2018/03/31 00:57:04 executing program 5: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x8000, 0x0) ioctl$DRM_IOCTL_ADD_BUFS(r0, 0xc0206416, &(0x7f0000000080)={0x4, 0x5, 0x1, 0xfffffffffffffff7, 0x2, 0x5}) r1 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000015c0)={'tunl0\x00', 0x0}) socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8931, &(0x7f0000000000)={'bond0\x00', r2}) 2018/03/31 00:57:04 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:04 executing program 2: r0 = socket$unix(0x1, 0xfffdfffffffffffd, 0x0) bind$unix(r0, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x80000000004) r2 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0xa6c4, 0x2000) ioctl$TCXONC(r2, 0x540a, 0x9) write(r1, &(0x7f000058bfe4)="29000000140003b7ff000000040860eb0100100006a40e07fff00fd57f25ffffff0100002a00f3ff09", 0x29) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2801, 0x0) ioctl$KVM_SET_IRQCHIP(r3, 0x8208ae63, &(0x7f0000000340)=@pic={0x3, 0x6, 0x1, 0x9, 0x8000, 0x9, 0x9, 0xffffffff, 0x6cb5, 0x1, 0x81, 0x7fff, 0x7f, 0x7, 0x5, 0x5}) recvmsg(r1, &(0x7f0000000300)={&(0x7f0000000100)=@rc, 0x80, &(0x7f00000001c0), 0x0, &(0x7f0000000200)=""/199, 0xc7}, 0x0) 2018/03/31 00:57:04 executing program 0 (fault-call:10 fault-nth:21): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:04 executing program 7: clone(0x0, &(0x7f0000557000), &(0x7f0000ea9ffc), &(0x7f000059bffc), &(0x7f00005ec000)) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000080)=@sack_info={0x0, 0x1, 0x7}, &(0x7f00000000c0)=0xc) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000100)={r2, 0xff, 0x10}, 0xc) recvmsg$kcm(r0, &(0x7f0000000380)={&(0x7f0000000180)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000200)=""/28, 0x1c}, {&(0x7f0000000240)=""/52, 0x34}, {&(0x7f0000000280)=""/104, 0x68}], 0x3, &(0x7f0000000340)=""/16, 0x10}, 0x12043) ioctl$sock_inet6_SIOCSIFADDR(r0, 0x8916, &(0x7f00000003c0)={@dev={0xfe, 0x80, [], 0x11}, 0x34, r3}) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000000)=0x0) getpriority(0x1, r4) [ 351.678566] FAULT_INJECTION: forcing a failure. [ 351.678566] name failslab, interval 1, probability 0, space 0, times 0 [ 351.689868] CPU: 1 PID: 22221 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 351.697980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.707335] Call Trace: [ 351.709931] dump_stack+0x194/0x24d [ 351.713567] ? arch_local_irq_restore+0x53/0x53 [ 351.718250] should_fail+0x8c0/0xa40 [ 351.721966] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 351.727070] ? rb_first_postorder+0xa0/0xa0 [ 351.731386] ? __mutex_lock+0x16f/0x1a80 [ 351.735446] ? save_stack+0x43/0xd0 [ 351.739066] ? kasan_kmalloc+0xad/0xe0 [ 351.742953] ? trace_hardirqs_off+0x10/0x10 [ 351.747275] ? find_held_lock+0x35/0x1d0 [ 351.751341] ? __lock_is_held+0xb6/0x140 [ 351.755405] ? check_same_owner+0x320/0x320 [ 351.759723] ? lock_downgrade+0x980/0x980 [ 351.763867] ? rcu_note_context_switch+0x710/0x710 [ 351.768810] should_failslab+0xec/0x120 [ 351.772784] __kmalloc_track_caller+0x5f/0x760 [ 351.777366] ? idr_alloc_cyclic+0x1d6/0x320 [ 351.781690] ? kstrdup_const+0x39/0x50 [ 351.785589] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 351.790521] kstrdup+0x39/0x70 [ 351.793713] kstrdup_const+0x39/0x50 [ 351.797424] __kernfs_new_node+0xa2/0x570 [ 351.801572] ? kernfs_dop_revalidate+0x380/0x380 [ 351.806332] ? kasan_check_read+0x11/0x20 [ 351.810477] ? read_word_at_a_time+0x12/0x20 [ 351.814880] ? strscpy+0x186/0x500 [ 351.818427] kernfs_new_node+0x80/0xe0 [ 351.822318] __kernfs_create_file+0x4b/0x320 [ 351.826730] cgroup_addrm_files+0x3c5/0xa70 [ 351.831146] ? cgroup_file_write+0x710/0x710 [ 351.835573] ? getrawmonotonic64+0x460/0x460 [ 351.839987] ? kernfs_active+0x92/0x160 [ 351.844046] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 351.848971] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 351.853466] ? cgroup_file_name+0x1d0/0x1d0 [ 351.858313] css_populate_dir+0x340/0x420 [ 351.862463] cgroup_mkdir+0x553/0xfc0 [ 351.866267] ? __lock_is_held+0xb6/0x140 [ 351.870331] ? cgroup_destroy_locked+0x750/0x750 [ 351.875797] ? rcu_read_lock_sched_held+0x108/0x120 [ 351.880811] ? kmem_cache_free+0x258/0x2a0 [ 351.885044] ? set_nlink+0xc1/0x160 [ 351.888668] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 351.893595] ? generic_permission+0x105/0x3c0 [ 351.898090] ? cgroup_destroy_locked+0x750/0x750 [ 351.902843] kernfs_iop_mkdir+0x153/0x1e0 [ 351.906993] vfs_mkdir+0x390/0x600 [ 351.910535] SyS_mkdir+0x220/0x2a0 [ 351.914072] ? SyS_mkdirat+0x2b0/0x2b0 [ 351.917960] ? do_syscall_64+0xb7/0x940 [ 351.921930] ? SyS_mkdirat+0x2b0/0x2b0 [ 351.925819] do_syscall_64+0x281/0x940 [ 351.929796] ? vmalloc_sync_all+0x30/0x30 [ 351.934027] ? _raw_spin_unlock_irq+0x27/0x70 [ 351.938519] ? finish_task_switch+0x1c1/0x7e0 [ 351.943012] ? syscall_return_slowpath+0x550/0x550 [ 351.947940] ? syscall_return_slowpath+0x2ac/0x550 [ 351.952864] ? prepare_exit_to_usermode+0x350/0x350 [ 351.958159] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 351.963528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.968370] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 351.973562] RIP: 0033:0x454e79 2018/03/31 00:57:04 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000100)={0xfffffffffffffffd, 'lo\x00'}, 0x18) getsockopt$EBT_SO_GET_INIT_INFO(r0, 0x0, 0x82, &(0x7f0000000000)={'broute\x00'}, &(0x7f0000000080)=0x78) 2018/03/31 00:57:04 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 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={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x414000, 0x0) r2 = dup(r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f00006f4000)={0x5, 0x11, 0x0, r2}) dup2(r1, r3) [ 351.976758] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 351.984461] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 351.991729] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 351.998994] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 352.006260] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 352.013530] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000015 [ 352.021452] cgroup: cgroup_addrm_files: failed to add cgroup.max.depth, err=-12 2018/03/31 00:57:04 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x40, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2c, &(0x7f0000000040)={0x8001, {{0xa, 0x4e20, 0x80000001, @local={0xfe, 0x80, [], 0xaa}, 0x2e}}, {{0xa, 0x4e20, 0x6, @local={0xfe, 0x80, [], 0xaa}, 0x100000000}}}, 0x108) 2018/03/31 00:57:04 executing program 1: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000001200)='/dev/vhost-net\x00', 0x2, 0x0) r1 = semget(0x3, 0xcc85839ca968a699, 0x8) semctl$GETZCNT(r1, 0x0, 0xf, &(0x7f0000000040)=""/33) perf_event_open(&(0x7f0000220000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x9, 0x0, 0x200000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xed77, 0x0, 0x0, 0x200000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000000)=0x4000000) 2018/03/31 00:57:04 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000180)=0x1b) ppoll(&(0x7f0000000000)=[{r1}], 0x1, &(0x7f0000000040), &(0x7f0000000080), 0x8) 2018/03/31 00:57:04 executing program 6: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ion\x00', 0x200, 0x0) r1 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x20, 0x0) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000140), 0x4) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) getsockopt$IP6T_SO_GET_REVISION_TARGET(r1, 0x29, 0x45, &(0x7f00000000c0)={'HL\x00'}, &(0x7f0000000180)=0x1e) close(0xffffffffffffffff) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(0xffffffffffffffff, 0x40a85323, &(0x7f00000001c0)={{}, 'port1\x00'}) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f00000002c0)={{{@in=@broadcast, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@mcast1}}, &(0x7f00000003c0)=0xe8) r3 = getegid() fchown(r0, r2, r3) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000001fc8)={0x0, 0x0, &(0x7f00000002c0), 0x0, &(0x7f0000002000)=ANY=[@ANYBLOB="441000ffffef9b00000001"], 0xb}, 0x0) ioctl(r0, 0xc0184900, &(0x7f0000002000)) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000040)={0x3, r0, 0x1}) ioctl$TUNGETFEATURES(r4, 0x800454cf, &(0x7f0000000080)) fchmodat(r1, &(0x7f0000000400)='./file0\x00', 0x24) mkdir(&(0x7f0000000280)='./file0\x00', 0x2) 2018/03/31 00:57:04 executing program 3: r0 = socket$inet(0x2, 0x6, 0xfffffffffffffffe) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lj\x00#\x00'}, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/rt_cache\x00') fadvise64(r1, 0x0, 0x5, 0x7) ioctl$TIOCMSET(r1, 0x5418, &(0x7f0000000040)=0x6) 2018/03/31 00:57:04 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x5, 0x1, 0x2, 0x100}, 0x2c) fstat(r0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0}) r2 = semget$private(0x0, 0x202, 0x0) r3 = socket$inet6(0xa, 0x7, 0x5) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r3, 0x84, 0x79, &(0x7f0000000480)=0x737, 0x4) unshare(0x40000) semtimedop(0x0, &(0x7f0000f97000)=[{0x0, 0xfffffffffffffff9, 0x1000}], 0x1, &(0x7f0000efe000)={0x2000}) r4 = gettid() fcntl$lock(r0, 0x7, &(0x7f0000000340)={0x0, 0x3, 0x0, 0x7, r4}) semtimedop(r2, &(0x7f0000058000)=[{0x0, 0x0, 0x1000}], 0x1, &(0x7f0000a50000)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) getsockopt$inet6_mreq(r5, 0x29, 0x1f, &(0x7f00000001c0)={@dev}, &(0x7f0000000300)=0x14) r6 = syz_open_dev$usbmon(&(0x7f00000004c0)='/dev/usbmon#\x00', 0x710, 0x40000) ioctl$UFFDIO_COPY(r6, 0xc028aa03, &(0x7f0000000500)={&(0x7f0000fff000/0x1000)=nil, 0x1000}) perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x4a, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semctl$IPC_RMID(r2, 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000280)={0x0, 0x0, 0x0}, &(0x7f00000002c0)=0xc) syz_fuseblk_mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='./file0\x00', 0x0, r1, r7, 0x0, 0x8, 0x1040004) userfaultfd(0x800) r8 = syz_open_dev$mice(&(0x7f0000000380)='/dev/input/mice\x00', 0x0, 0x2000) ioctl$TUNSETFILTEREBPF(r8, 0x800454e1, &(0x7f00000003c0)=r5) r9 = creat(&(0x7f00000000c0)='./file0\x00', 0xa) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000100)={r9, &(0x7f0000000200)="519ea34d6b7ff41fb91bf19c70d270339f976da4885e72afc29768e66a2045f612b7d8", &(0x7f0000000240)=""/40}, 0x18) ioctl$LOOP_SET_CAPACITY(r9, 0x4c07) 2018/03/31 00:57:04 executing program 7: getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000002c0)={0x8be0, 0x37b, 0x3, 0xfffffffffffffffb, 0x456, 0x1, 0x4, 0x8, 0x0}, &(0x7f0000000340)=0x20) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={r0, 0x4, 0x100, 0x400}, 0x10) r1 = socket(0x11, 0x4000000000080003, 0x0) setsockopt$packet_int(r1, 0x107, 0xa, &(0x7f0000788000)=0x1, 0x4) getsockopt$inet_int(r1, 0x0, 0x17, &(0x7f0000000380), &(0x7f0000000300)=0x4) setsockopt(r1, 0x107, 0x5, &(0x7f0000001000), 0xc5) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000000100), 0x4) poll(&(0x7f0000beb000)=[{r1}], 0x1, 0x0) clone(0x8000000, &(0x7f0000000140)="6557f06cac5cfd0852e33b1c4fc8cb359c25f501c8727c85fbebd7b3f855d146190dc735b269498bd2e74e1d5f6d7b8f34e36f0bdf13510f9d8730f2652bff6ecb9152d6191d09ea0e640ab1876ecf32969a043dec49b1e8910ff1e68af2e09f0ddd66192f661e474add57db8b57767a006fc0a49f42ef9ad3d77d11766dd3e029fbd89dc6ce1dc83031800fa62c65e27148ec1e5456763bf4a7", &(0x7f0000000200), &(0x7f0000000240), &(0x7f0000000280)="c1bddab8443677754b720d21071b86fbcfec596e508bbde56575977ded18eeb555") 2018/03/31 00:57:04 executing program 3: r0 = socket$inet(0x2, 0x7, 0x3ff) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) ioctl$sock_inet_sctp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) ioctl$sock_inet_sctp_SIOCINQ(r0, 0x541b, &(0x7f0000000040)) 2018/03/31 00:57:04 executing program 5: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x9, 0x0) accept4$llc(r0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000440)=0x10, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000040)}, 0x10) write(r0, &(0x7f00000000c0)="1f000000160007000000000000030004ad43c9de8fd87f318d9f26232dda9c93a842ee4bfb66c098d2c928b67867bf264eeb8cdf5c0d10473e1ae7b4dce9088ee761f8b2b3cf406c441d09fc6cabcf94b2704fd70a767af80091d21c071b7cb3a7145d51b091e1a44bbd0d1090385288d3f1482692c7072059a1", 0xfffffffffffffd33) getsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000540), &(0x7f0000000580)=0x4) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000140)={{{@in6, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in6=@dev}}, &(0x7f0000000240)=0xe8) bind$packet(0xffffffffffffffff, &(0x7f0000000280)={0x11, 0xf7, r1, 0x1, 0x6fd765fb, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) sendto(0xffffffffffffffff, &(0x7f00000002c0)="dcca0bb861fb86bc52053b1ee73fa52f7bb6870e0e4621ea566c6a4a007006f98cf84dbb02cc105e0664615598f79dd7cfc234c509cd859e85111acf333d3f1b4d531e6e71f873de34260d23ea4bac8505ed81ac1895b95fea78ad580cf9a7987b56eb00d2a856e1dd37f2d322dbe1ba9fee7d8d0ec77063b42af27d1892ff09e43cf9722e41", 0x86, 0x20000800, &(0x7f0000000380)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x4e24, @rand_addr=0x800}, 0x4, 0x4, 0x3, 0x4}}, 0x80) r2 = syz_open_dev$sndpcmc(&(0x7f0000000480)='/dev/snd/pcmC#D#c\x00', 0x8, 0x30140) pwrite64(r2, &(0x7f00000004c0)="5494e5f82d8ccc103828bc8e1969a089295608a7d4651fb136f6348bb28cd027ea1d40c4e1d1f6599a9e6467452f9c62a0154b7be278cbfd2ce64820014ac0e149fa0d26c4d499ea", 0x48, 0x0) 2018/03/31 00:57:04 executing program 6: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndctrl(&(0x7f000090cfed)='/dev/snd/controlC#\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000001000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000005000), 0x2}, 0x1000000000c}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000340)='/dev/vga_arbiter\x00', 0x200000, 0x0) bind$bt_rfcomm(r3, &(0x7f0000000380)={0x1f, {0x1, 0x3, 0x6, 0x2, 0x7fffffff, 0x2}, 0xada}, 0xa) ioctl$PIO_FONTRESET(r3, 0x4b6d, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r1, 0xc0045516, &(0x7f0000000100)=0x9) ioctl$BINDER_GET_NODE_DEBUG_INFO(r3, 0xc018620b, &(0x7f0000000780)={0x0}) ioctl$BINDER_GET_NODE_DEBUG_INFO(r3, 0xc018620b, &(0x7f00000007c0)={r4}) readv(r1, &(0x7f00000005c0)=[{&(0x7f0000000040)=""/168, 0xa8}, {&(0x7f0000000740)=""/18, 0x12}, {&(0x7f0000001100)=""/4096, 0x1000}, {&(0x7f00000001c0)=""/217, 0xd9}, {&(0x7f0000000640)=""/243, 0x3d}, {&(0x7f00000003c0)=""/250, 0xfa}, {&(0x7f00000004c0)=""/209, 0xd1}], 0x7) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f00000002c0)={0x0, 0x8001}, &(0x7f0000000300)=0x8) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000a40)={r5, 0x5}, &(0x7f0000000a80)=0x8) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f0000000880)=0x0) process_vm_writev(r6, &(0x7f0000000900)=[{&(0x7f00000008c0)=""/12, 0xc}, {&(0x7f0000002100)=""/4096, 0x1000}], 0x2, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/54, 0x36}, {&(0x7f0000003100)=""/4096, 0x1000}, {&(0x7f0000000980)=""/75, 0x4b}, {&(0x7f0000005040)=""/4096, 0x1000}], 0x4, 0x0) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f000000d000), &(0x7f0000001000)=0xfea6) ioctl$SNDRV_CTL_IOCTL_PVERSION(r1, 0xc1105517, &(0x7f0000001000)=""/250) getsockopt$inet_mreqsrc(r3, 0x0, 0x2f, &(0x7f0000000800)={@multicast1, @dev, @broadcast}, &(0x7f0000000840)=0xc) r7 = fcntl$dupfd(r0, 0x406, r2) ioctl$sock_inet_SIOCDARP(r7, 0x8953, &(0x7f0000000140)={{0x2, 0x4e22, @rand_addr=0x4}, {0x306}, 0x20, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x16}}}) fcntl$getown(r0, 0x9) 2018/03/31 00:57:04 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) sendmsg$IPVS_CMD_SET_INFO(r0, &(0x7f0000000480)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)=ANY=[@ANYBLOB='<\x00\x00\x00'], 0x1}, 0x1, 0x0, 0x0, 0x44040}, 0x800) io_setup(0x3, &(0x7f0000000000)=0x0) io_cancel(0x0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0xf, 0x3, 0xffffffffffffffff, &(0x7f0000000140)="940c1f2149747e7734510c34c143183667a187dc4f624f6c2de12452792a6fb529e6bf2a661dc23a844b00925c244a9f2967c0ca9868ee50eacf67a2ad7681d82f5a38cbd6d7641f843fa129e00f701fb01835f497b53672b3e5a3f6838f28aa240bf21eb5e5cbe7804fd307404474ae0242f8dea7a08e0fe9479b06f2", 0x7d, 0x0, 0x0, 0x1}, &(0x7f0000000280)) fcntl$getownex(r0, 0x10, &(0x7f0000001040)={0x0, 0x0}) wait4(r2, &(0x7f00000001c0), 0x0, &(0x7f0000000540)) io_getevents(r1, 0x2, 0x8f, &(0x7f0000d83f60)=[{}, {}], &(0x7f00005cfff0)={0x4000000000001, 0x7}) clock_gettime(0x0, &(0x7f0000000380)={0x0}) io_getevents(r1, 0x4, 0x4, &(0x7f00000002c0)=[{}, {}, {}, {}], &(0x7f00000003c0)={r3}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000ac0)={0x0, @in6={{0xa, 0x4e22, 0xffffffffffffffc0, @loopback={0x0, 0x1}, 0x7}}, [0x1, 0x2, 0x9, 0x5, 0x2, 0x8, 0xb7, 0x2000, 0x8, 0x8000, 0x2, 0x6f11, 0xfffffffffffff691, 0xca, 0x80000000]}, &(0x7f0000000340)=0x100) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000004c0)={r4}, 0xc) io_setup(0x7, &(0x7f0000000040)) r5 = memfd_create(&(0x7f0000000500)=':+lo#\x00', 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0x1d, &(0x7f0000000680)=""/115, &(0x7f0000000100)=0x73) sendmsg$netrom(r0, &(0x7f0000000200)={&(0x7f0000000600)=@full={{0x3, {"bdcdd4f1a07b83"}, 0x1}, [{"81977e2cef82cf"}, {"378cc9ddc6bff3"}, {"3b0feb6682c2c5"}, {"56c542ab342cf0"}, {"9385f4a88017c7"}, {"0c8dea1666913f"}, {"eb819a9b871aee"}, {"12976f00da3244"}]}, 0x48, &(0x7f0000000a80)=[{&(0x7f0000000840)="0f2433273704edf38ff21817b4cbd3e74ecc180fd62cbd4d7c7b5bc83ddd59eac98c76fe1ad85d6942313e7e195305d89937be5af51f30e2ba7deb5125ebe2f68aeb7a0f411f3dd1d80ba735d0e3d9f81de1459317be943e0554eb43bc89b9aebebaaf70e4b7c200d6d7df6a2b75cea1b842d3895ca3d9fa6cf73eea88efbcb0f5317501bcb00ddbe1049a4392334eca3451bfdb907c8bd0b879503f30814345adce9be3e3a4ae995a2e7b341dfa7653b98a985588e867d5b7b077e54667f1fa5aa5012157d24022485c8bb1bab79350fd6c45f2fd9487a36a544997ba71327d451e136265", 0xe5}], 0x1, &(0x7f00000012c0)=ANY=[]}, 0x80) io_submit(r1, 0x1, &(0x7f0000001280)=[&(0x7f0000001100)={0x0, 0x0, 0x0, 0x0, 0x0, r5, &(0x7f0000000100)}]) io_destroy(r1) socket$packet(0x11, 0x3, 0x300) 2018/03/31 00:57:04 executing program 0 (fault-call:10 fault-nth:22): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:04 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) 2018/03/31 00:57:04 executing program 5: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) openat$vcs(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/vcs\x00', 0x1, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) mount(&(0x7f00000002c0)='./control\x00', &(0x7f0000000300)='./file1\x00', &(0x7f0000000340)='binfmt_misc\x00', 0x800, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x0, 0x48c002) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f00000001c0)={0x0, @in6={{0xa, 0x4e24, 0x8, @empty, 0x5}}}, &(0x7f0000000280)=0x84) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f0000000180)={r4, 0x3, "9b0d7f"}, &(0x7f0000000140)=0xb) r5 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) prlimit64(0x0, 0x0, &(0x7f0000000000)={0xf9}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000102}, 0xfffffffffffffff9, &(0x7f0000000740)={&(0x7f0000000680)=ANY=[]}, 0x1}, 0x0) ioctl$KVM_GET_MSRS(r6, 0xc008ae88, &(0x7f0000000000)) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) mkdir(&(0x7f0000024ff6)='./control\x00', 0x0) mkdirat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x40049409, 0xffffffffffffffff) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000080)) r7 = socket$inet6_sctp(0xa, 0x5, 0x84) bind$inet6(r7, &(0x7f0000afcfe4)={0xa, 0x4e23}, 0x1c) mlock(&(0x7f0000ff9000/0x4000)=nil, 0x4000) listen(r7, 0x4) r8 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet(r8, &(0x7f00009ae000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f0000cd84e0)=ANY=[@ANYBLOB="0100", @ANYRES32=0x0], &(0x7f0000ddd000)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r8, 0x84, 0x7a, &(0x7f0000f83000)={r9, @in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, &(0x7f000095f000)=0x98) 2018/03/31 00:57:04 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = dup(r0) ioctl$EVIOCSREP(r1, 0x40084503, &(0x7f0000000040)=[0x4, 0x100]) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000000)={'gre0\x00', {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x19}}}) [ 352.318799] FAULT_INJECTION: forcing a failure. [ 352.318799] name failslab, interval 1, probability 0, space 0, times 0 [ 352.330121] CPU: 0 PID: 22276 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 352.337488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.346848] Call Trace: [ 352.349445] dump_stack+0x194/0x24d [ 352.353088] ? arch_local_irq_restore+0x53/0x53 [ 352.357780] should_fail+0x8c0/0xa40 [ 352.361511] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 352.366629] ? rb_first_postorder+0xa0/0xa0 [ 352.370954] ? __mutex_lock+0x16f/0x1a80 [ 352.375022] ? trace_hardirqs_off+0x10/0x10 [ 352.379355] ? find_held_lock+0x35/0x1d0 [ 352.383420] ? __lock_is_held+0xb6/0x140 [ 352.387485] ? check_same_owner+0x320/0x320 [ 352.391814] ? lock_downgrade+0x980/0x980 [ 352.395973] ? rcu_note_context_switch+0x710/0x710 [ 352.400917] should_failslab+0xec/0x120 [ 352.404902] __kmalloc_track_caller+0x5f/0x760 [ 352.409496] ? idr_alloc_cyclic+0x1d6/0x320 [ 352.413838] ? kstrdup_const+0x39/0x50 [ 352.417738] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 352.422593] kstrdup+0x39/0x70 [ 352.425811] kstrdup_const+0x39/0x50 [ 352.429528] __kernfs_new_node+0xa2/0x570 [ 352.433784] ? kernfs_dop_revalidate+0x380/0x380 [ 352.438552] ? kasan_check_read+0x11/0x20 [ 352.442705] ? read_word_at_a_time+0x12/0x20 [ 352.447128] ? strscpy+0x186/0x500 [ 352.450692] kernfs_new_node+0x80/0xe0 [ 352.454597] __kernfs_create_file+0x4b/0x320 [ 352.459022] cgroup_addrm_files+0x3c5/0xa70 [ 352.463364] ? cgroup_file_write+0x710/0x710 2018/03/31 00:57:04 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) 2018/03/31 00:57:04 executing program 7: r0 = socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet_opts(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000040)=""/93, &(0x7f0000000300)=0x5d) r1 = perf_event_open(&(0x7f000001d000)={0x0, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup\x00', 0x200002, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000540)='/dev/snd/midiC#D#\x00', 0x10000, 0x4000) sendto$unix(r2, &(0x7f00000006c0)="c8ed0a40a019f5195d8dc23f46b88f572ab814cb23a36c21c8653a8ee4e7af4583c3c31b49e5cfe83557a88c61a29bea776e1ea298cd32c4f53470c3c5feeb07cf0b71e9a5fe6e670f2b6e54a8e0cfa38789a4aaf6c2b3c6cd0f0e7170aa10bf88b25ef888340f611c50f511229c5e58f88961f2edc49c07281a59c67f25ff", 0x7f, 0x4000000, &(0x7f0000000780)=@abs={0x1, 0x0, 0x4e20}, 0x6e) r3 = socket$inet6(0xa, 0x1, 0x0) r4 = socket$netlink(0x10, 0x3, 0x1004000000004) writev(r4, &(0x7f0000000700)=[{&(0x7f0000000740)="580000001400192340a14b80fd0d8c560a0600000000e076000543d8d8fe5800040024ca7f4f643e8900050028635a000510f5100002000000000000001c04ed5dfffff500002f000d00010004040800b400000009000005", 0x58}], 0x1) setsockopt$inet6_int(r3, 0x29, 0x31, &(0x7f0000001c00)=0x3, 0x4) getegid() geteuid() getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000002f00)={{{@in, @in=@multicast1}}, {{@in=@remote}}}, &(0x7f0000003000)=0xe8) geteuid() r5 = syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000600)) ioctl$TUNSETIFF(r5, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) ioctl$TUNSETQUEUE(r5, 0x400454d9, &(0x7f0000000140)={'vhan0\x00', 0x400}) ioctl$TUNSETQUEUE(r5, 0x400454d9, &(0x7f0000000200)={"0500000000e700", 0x200}) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000440), &(0x7f0000000680)=0xffffffffffffff9c) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r3, 0x84, 0x76, &(0x7f0000000500)={0x0, 0x4}, &(0x7f0000000380)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000001c0)={r6, 0x5, 0x1}, &(0x7f0000000580)=0x10) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000480)={r7, 0x745e779}, &(0x7f00000005c0)=0xffffff41) setsockopt$inet_sctp6_SCTP_AUTH_KEY(0xffffffffffffffff, 0x84, 0x17, &(0x7f00000003c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="00105f0007f7e5d0ee5e9eb79e1bc877a39696389a52f2000000000000082a91985c57bde1a458a41c76f6c7dbad8b7b0e87d31290540af6b400005d4252467a414c570996d5"], 0x67) syz_genetlink_get_family_id$ipvs(&(0x7f0000000740)='IPVS\x00') perf_event_open(&(0x7f000000a000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 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) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000340), &(0x7f00000004c0)=0x8) accept4$unix(r0, 0x0, &(0x7f00000002c0), 0x800) timer_create(0x5, &(0x7f0000000240)={0x0, 0x1d, 0x0, @thr={&(0x7f00000006c0), &(0x7f0000000740)}}, &(0x7f0000000280)) socket$nl_route(0x10, 0x3, 0x0) 2018/03/31 00:57:05 executing program 3: socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f00000000c0)={0x0, @multicast1, @dev}, &(0x7f0000000100)=0xc) r1 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) sendto$inet(r1, &(0x7f0000000000)="9ba5e9ff575f456c0c3e520afbcdc19b3b551b3a26e04cb30b2908a3d5cded86aaba7d933c81be370fc85054aaad44d4662f800e380074e978060402d51ceb941561278a1e1c", 0x46, 0x4000, 0x0, 0x0) [ 352.468011] ? getrawmonotonic64+0x460/0x460 [ 352.472434] ? kernfs_active+0x92/0x160 [ 352.476418] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 352.481354] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 352.485861] ? cgroup_file_name+0x1d0/0x1d0 [ 352.490208] css_populate_dir+0x340/0x420 [ 352.494368] cgroup_mkdir+0x553/0xfc0 [ 352.498176] ? __lock_is_held+0xb6/0x140 [ 352.502248] ? cgroup_destroy_locked+0x750/0x750 [ 352.507011] ? rcu_read_lock_sched_held+0x108/0x120 [ 352.512030] ? kmem_cache_free+0x258/0x2a0 [ 352.516271] ? set_nlink+0xc1/0x160 [ 352.520083] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 352.525189] ? generic_permission+0x105/0x3c0 [ 352.529694] ? cgroup_destroy_locked+0x750/0x750 [ 352.534456] kernfs_iop_mkdir+0x153/0x1e0 [ 352.538699] vfs_mkdir+0x390/0x600 [ 352.542248] SyS_mkdir+0x220/0x2a0 [ 352.545802] ? SyS_mkdirat+0x2b0/0x2b0 [ 352.549694] ? do_syscall_64+0xb7/0x940 [ 352.553676] ? SyS_mkdirat+0x2b0/0x2b0 [ 352.557567] do_syscall_64+0x281/0x940 [ 352.561461] ? vmalloc_sync_all+0x30/0x30 [ 352.565618] ? finish_task_switch+0x1c1/0x7e0 [ 352.570116] ? syscall_return_slowpath+0x550/0x550 [ 352.575048] ? syscall_return_slowpath+0x2ac/0x550 [ 352.580244] ? prepare_exit_to_usermode+0x350/0x350 [ 352.585268] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 352.590660] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.595515] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 352.600705] RIP: 0033:0x454e79 [ 352.603898] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 352.611626] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 2018/03/31 00:57:05 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) 2018/03/31 00:57:05 executing program 1: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f00000000c0)={0x2, &(0x7f0000000080)=[{}, {0x0}]}) ioctl$DRM_IOCTL_GET_SAREA_CTX(r0, 0xc010641d, &(0x7f0000000200)={r1, &(0x7f0000000100)=""/205}) r2 = socket$inet(0x2, 0x2, 0x0) syz_open_dev$evdev(&(0x7f0000000040)='/dev/input/event#\x00', 0x1, 0x10440) setsockopt$inet_MCAST_MSFILTER(r2, 0x0, 0x30, &(0x7f0000000280)=ANY=[@ANYBLOB="000000000000000002004e20ac1414001a00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000076d9fdb200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030000000000000000000000000100000002004e20ac1414aa00000000000000000000000000000000de000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e8ffffffffffffff0000000000000000000000000000000000000000"], 0x10c) [ 352.618898] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 352.626170] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 352.633442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 352.640712] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000016 [ 352.648232] cgroup: cgroup_addrm_files: failed to add cgroup.stat, err=-12 2018/03/31 00:57:05 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x40000, 0x0) setsockopt$ax25_buf(r1, 0x101, 0x19, &(0x7f0000000c00)="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", 0x1000) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000004c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_SERVICE(r1, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x100008}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)={0x1c, r2, 0x31, 0x70bd27, 0x25dfdbfb, {0x2}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xffffffff}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040}, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000080)={{{@in=@broadcast, @in6=@ipv4={[], [], @rand_addr}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in6}}, &(0x7f0000000180)=0xe8) lstat(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0}) r5 = geteuid() sendmsg$nl_generic(r1, &(0x7f0000000440)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000400)={&(0x7f0000000280)={0x144, 0x3c, 0xa, 0x70bd27, 0x25dfdbfd, {0x1b}, [@nested={0x130, 0x23, [@generic="ad726694b7db5139395d78438b269af7319846a51cf91009ad586d0f750e08a03b9239dce5dd72162b057aff80790bb0e71db36cc2015de3e20bfb788381f00a12abf5bb9d3d51945a849714342bddaae6597841a422823292248f14567154c4f044ec6624edb16c3bb6596fb27ebb090e090d69684db79df75d1734a554fd254639a3ec6e879abc3847c2c6c36a4e621ddef677f460a980d3e74f4325d1d5e8ffa57d621b0c12a2fce079b5b4914f27971dc35f8d3ba19d920ff2146d197e6c8a1427ce4793ce8c66526b0b3f618473b7f936bbc1549b4be2468a49551e6950573c938c554a9d0e7586724faac37c7ef4a6589026", @typed={0x8, 0x26, @uid=r3}, @typed={0x8, 0x2c, @fd=r1}, @typed={0x8, 0x6e, @uid=r4}, @typed={0x14, 0xc, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}, @typed={0x8, 0x3a, @uid=r5}]}]}, 0x144}, 0x1, 0x0, 0x0, 0x40}, 0x40000) 2018/03/31 00:57:05 executing program 7: prlimit64(0x0, 0x7, &(0x7f0000d41000), &(0x7f0000eebff0)) signalfd(0xffffffffffffffff, &(0x7f00000000c0), 0xffffffffffffffc1) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN_KEY(r0, 0x6, 0x21, &(0x7f0000000080)="056bad76c8f8d6a47bc2a919a0d3ece1", 0x10) ioctl$TIOCNOTTY(r0, 0x5422) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000040)) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/03/31 00:57:05 executing program 0 (fault-call:10 fault-nth:23): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:05 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x8000000000000802, 0x0) setsockopt$inet6_udp_int(r0, 0x11, 0x1, &(0x7f0000dc0ffc), 0x4) set_mempolicy(0x3, &(0x7f0000000000)=0x9, 0x823) syz_emit_ethernet(0x66, &(0x7f0000000100)=ANY=[@ANYBLOB="0181c2000000b42d87402e0900dd6006f52600300000fe8000000000000000000000000a00ffff0200000000000000000000000000017066e90200907800000000600a07ec00000000000000000000000000ff00000000000000000002ffffac"], &(0x7f00000016c0)) 2018/03/31 00:57:05 executing program 6: mmap(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x0, 0x1b071, 0xffffffffffffffff, 0x0) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x2000, 0x0) ioctl$DRM_IOCTL_GET_UNIQUE(r0, 0xc0106401, &(0x7f00000001c0)={0xd4, &(0x7f0000000040)=""/212}) nanosleep(&(0x7f0000000140)={0x77359400}, &(0x7f0000000180)) 2018/03/31 00:57:05 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) exit_group(0x7) 2018/03/31 00:57:05 executing program 5: r0 = socket(0x11, 0x2000000000000800, 0x0) socketpair(0x3, 0x7, 0x7, &(0x7f0000000000)) sendmmsg(r0, &(0x7f0000003e80)=[{{&(0x7f0000000040)=@in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)}}, {{&(0x7f0000000040)=@nfc={0x27, 0x9}, 0x80, &(0x7f0000001600)=[{&(0x7f0000002480)="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", 0x485}, {&(0x7f0000001480)="369a9d37ab080b7d4f2f4dc53a6ef64bc088c2e3adb68c9c12980be4fc7994c65631f97329d322c949289a0bc0084258a1d3bc8817c690afaf2a967c9640ec3151fdc0ddf6c8f814b5", 0x49}], 0x2, &(0x7f00000012c0)}}], 0x2, 0x0) 2018/03/31 00:57:05 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x40, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f00000001c0)={'bcsh0\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000200)={@mcast2={0xff, 0x2, [], 0x1}, @empty, @mcast2={0xff, 0x2, [], 0x1}, 0x40, 0x80000000, 0x3ff, 0x400, 0xfffffffffffffe01, 0x80000, r2}) r3 = open(&(0x7f0000000000)='./control\x00', 0x0, 0x0) renameat2(r3, &(0x7f0000000040)='./file0\x00', r3, &(0x7f0000000080)='./control\x00', 0x2) 2018/03/31 00:57:05 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='pids.events\x00', 0x0, 0x0) execve(&(0x7f0000000040)='./file0\x00', &(0x7f0000000300)=[&(0x7f0000000200)='pids.events\x00', &(0x7f0000000240)='pids.events\x00', &(0x7f0000000280)='eth0\x00', &(0x7f00000002c0)='pids.events\x00'], &(0x7f0000000380)=[&(0x7f0000000340)='pids.events\x00']) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000080)={0xffffffffffffffff, 0x50, &(0x7f0000000180)}, 0x10) mknod(&(0x7f00000000c0)='./file0\x00', 0xffd, 0x0) execve(&(0x7f0000000100)='./file0\x00', &(0x7f0000000080), &(0x7f0000868000)) unlink(&(0x7f0000000440)='./file0\x00') ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000600)={0xcf, 0x9a7d}) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000480)=@assoc_value={0x0}, &(0x7f00000004c0)=0x8) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000500)={r1, 0x7f30169, 0x5, 0x4ca5, 0x7a9, 0x7}, 0x14) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(0xffffffffffffffff, 0x84, 0x65, &(0x7f0000000040), 0x0) connect$netrom(r0, &(0x7f0000000580)=@full={{0x3, {"8ec1fd869d200f"}, 0x5}, [{"aa6866ff3e00b8"}, {"58373a27ad62bc"}, {"07a9394cafd092"}, {"98dc75ab704484"}, {"3ed5a6ac7c5444"}, {"af8e296b13bff6"}, {"25f9d0598dbb46"}, {"bd7a2263a13af7"}]}, 0x48) modify_ldt$read(0x0, &(0x7f0000000540)=""/21, 0x15) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0x80045500, &(0x7f00000003c0)=""/104) truncate(&(0x7f0000000140)='./file0\x00', 0x0) 2018/03/31 00:57:05 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xb5b3, 0x800) write$tun(r1, &(0x7f0000000040)={@pi={0x0, 0x892f}, @void, @mpls={[{0x6, 0x7, 0xfffffffffffffffd, 0x62}, {0x800, 0x81, 0x100, 0x8}, {0x8000, 0x7, 0x0, 0x7fffffff}], @ipv4={{0x34, 0x4, 0x1, 0x60, 0x11e, 0x67, 0x9, 0x8, 0x16, 0x0, @empty, @local={0xac, 0x14, 0x14, 0xaa}, {[@cipso={0x86, 0x23, 0x3, [{0x3, 0x11, "2a0bbc48b7b0d23af441cc73527fdd"}, {0x5, 0xc, "2629302949a6ea2356b9"}]}, @cipso={0x86, 0x65, 0x2, [{0x5, 0x5, "7ceb66"}, {0x0, 0xd, "3fe148535f46526f3a8fff"}, {0x2, 0xb, "cd69ea48a968a18648"}, {0x7, 0xf, "b810caf3621f43d34d8c0df24f"}, {0x0, 0x2}, {0x2, 0x8, "cdde176527c1"}, {0x7, 0x10, "a7cce9c67bb93d64164bf26b2a62"}, {0x6021d7ccd23615f0, 0xc, "14de0034f33b758cf45f"}, {0x7, 0xd, "560d3cecc0b454662abac3"}]}, @generic={0x44, 0x12, "72abb5c383887c0c011afe13507cd1ed"}, @rr={0x7, 0x7, 0x100, [@dev={0xac, 0x14, 0x14, 0x12}]}, @ssrr={0x89, 0xb, 0x8, [@loopback=0x7f000001, @dev={0xac, 0x14, 0x14, 0xc}]}, @ra={0x94, 0x6, 0x6}, @lsrr={0x83, 0x7, 0xffff, [@remote={0xac, 0x14, 0x14, 0xbb}]}, @end, @noop={0x1}]}}, @igmp={0x13, 0x5, 0x0, @broadcast=0xffffffff, "bee1452385e23fee2442780a0b4b1e1d3bcb16c970e82e596ec7b8e23ec338a6b0bcf695e7d23820033d2d4db132fb7647bef0d6f4df7f16c88f264b7c5e5610a0ba046acf28"}}}}, 0x12e) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) accept4$ax25(r1, &(0x7f00000001c0), &(0x7f0000000200)=0x10, 0x800) syz_open_dev$midi(&(0x7f0000000180)='/dev/midi#\x00', 0x8001, 0x0) [ 353.439632] FAULT_INJECTION: forcing a failure. [ 353.439632] name failslab, interval 1, probability 0, space 0, times 0 [ 353.450995] CPU: 0 PID: 22326 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 353.458368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 353.467723] Call Trace: [ 353.470317] dump_stack+0x194/0x24d [ 353.473953] ? arch_local_irq_restore+0x53/0x53 [ 353.478641] should_fail+0x8c0/0xa40 [ 353.482365] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/03/31 00:57:06 executing program 1: unshare(0x60000000) socket$inet(0x2, 0x7, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x80, 0x4120c3) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r1, 0x4010641c, &(0x7f0000000200)={r2, &(0x7f00000002c0)=""/165}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = msgget(0x3, 0x200) msgctl$IPC_RMID(r3, 0x0) getsockopt$IPT_SO_GET_INFO(r0, 0x0, 0x40, &(0x7f0000000180)={'filter\x00'}, &(0x7f0000000140)=0x54) r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x8200, 0x0) setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000100)='gre0\x00', 0x10) write$cgroup_subtree(r4, &(0x7f0000000040)={[{0x2f, 'cpu', 0x20}, {0x2b, 'cpu', 0x20}, {0x2d, 'pids', 0x20}]}, 0x10) getsockopt$IPT_SO_GET_INFO(r0, 0x0, 0x40, &(0x7f0000000380)={'nat\x00'}, &(0x7f0000000280)=0x54) 2018/03/31 00:57:06 executing program 3: r0 = socket$inet(0x2, 0x0, 0xfffffffffffffffe) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) fchdir(r0) [ 353.487478] ? rb_first_postorder+0xa0/0xa0 [ 353.491823] ? __mutex_lock+0x16f/0x1a80 [ 353.495886] ? save_stack+0x43/0xd0 [ 353.499524] ? kasan_kmalloc+0xad/0xe0 [ 353.503415] ? trace_hardirqs_off+0x10/0x10 [ 353.507745] ? find_held_lock+0x35/0x1d0 [ 353.511898] ? __lock_is_held+0xb6/0x140 [ 353.515973] ? check_same_owner+0x320/0x320 [ 353.520298] ? lock_downgrade+0x980/0x980 [ 353.524449] ? rcu_note_context_switch+0x710/0x710 [ 353.529392] should_failslab+0xec/0x120 [ 353.533374] __kmalloc_track_caller+0x5f/0x760 2018/03/31 00:57:06 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x1, 0x400c00) ioctl$LOOP_SET_CAPACITY(r1, 0x4c07) readv(r0, &(0x7f0000004400)=[{&(0x7f0000002400)=""/4096, 0x1000}], 0x1) r2 = syz_open_procfs(0x0, &(0x7f0000f0c000)='clear_refs\x00') writev(r2, &(0x7f0000b97000)=[{&(0x7f00000e9000)='4', 0x1}], 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) writev(0xffffffffffffffff, &(0x7f0000b97000)=[{&(0x7f00000e9000)}], 0x1) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000b00)=ANY=[@ANYBLOB="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"], &(0x7f0000000080)=0x1) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000440)={0x0, 0x8, 0x7, 0x8001, 0xffffffffffffff80, 0x7ff, 0x0, 0x5, {0x0, @in={{0x2}}, 0x95, 0x7, 0x83, 0x7, 0x5}}, &(0x7f0000000000)=0xb0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000040)}, &(0x7f0000000400)=0xc) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000200), &(0x7f0000000240)=0x4) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f00000000c0)={r3, @in={{0x2, 0x4e22}}, 0x0, 0x1, 0x1f, 0xe0000000}, &(0x7f0000000180)=0x98) ioctl$TIOCCBRK(0xffffffffffffffff, 0x5428) r4 = syz_open_pts(r0, 0x2) readv(r1, &(0x7f0000000380)=[{&(0x7f0000000640)=""/243, 0xf3}], 0x1) dup3(r4, r0, 0x0) listen(0xffffffffffffffff, 0x0) write(r0, &(0x7f0000000040), 0xffab) readv(r2, &(0x7f0000000340)=[{&(0x7f0000000280)=""/137, 0x89}, {&(0x7f0000000040)}, {&(0x7f0000000540)=""/228, 0xe4}], 0x3) 2018/03/31 00:57:06 executing program 2: msgrcv(0x0, &(0x7f0000e3b000)=ANY=[], 0x0, 0x0, 0x0) sysinfo(&(0x7f0000000540)=""/190) [ 353.537959] ? idr_alloc_cyclic+0x1d6/0x320 [ 353.542286] ? kstrdup_const+0x39/0x50 [ 353.546177] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 353.550000] IPVS: ftp: loaded support on port[0] = 21 [ 353.551197] kstrdup+0x39/0x70 [ 353.551211] kstrdup_const+0x39/0x50 [ 353.551223] __kernfs_new_node+0xa2/0x570 [ 353.551234] ? kernfs_dop_revalidate+0x380/0x380 [ 353.572383] ? kasan_check_read+0x11/0x20 [ 353.576543] ? read_word_at_a_time+0x12/0x20 [ 353.580956] ? strscpy+0x186/0x500 [ 353.584516] kernfs_new_node+0x80/0xe0 2018/03/31 00:57:06 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x2000, 0x0) r2 = getpgrp(0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_INFO(r1, 0xc1105511, &(0x7f0000000080)={{0x9, 0x7, 0x8001, 0x80000001, "769ef67942418374551d6d9ac69651e8a6129ae80bae65e7a784126fe72f01cad4ab869c6035e65f947d1bea", 0xc7e}, 0x0, 0x0, 0x2, r2, 0x7fffffff, 0xfffffffffffffffd, "cb4a85de61360653ecb02f1a569dba19569927e2302c3d28cbf0228c31279d2f94e7dca1f52a2acf24a00dad15b47110661ead370f93a64febe84d4fd2466032", &(0x7f0000000040)='lo\x00', 0x3, [], [0x1, 0x6, 0x7ff, 0x100000000]}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r3 = getgid() stat(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000280)={0x0, 0x0, 0x0}, &(0x7f00000002c0)=0xc) lstat(&(0x7f0000000300)='./file0\x00', &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000480)='./file0\x00', &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r9 = getgid() lstat(&(0x7f0000000540)='./file0\x00', &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgroups(0x8, &(0x7f0000000600)=[r3, r4, r5, r6, r7, r8, r9, r10]) [ 353.588410] __kernfs_create_file+0x4b/0x320 [ 353.593528] cgroup_addrm_files+0x3c5/0xa70 [ 353.597862] ? cgroup_file_write+0x710/0x710 [ 353.602276] ? getrawmonotonic64+0x460/0x460 [ 353.606694] ? kernfs_active+0x92/0x160 [ 353.610670] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 353.615605] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 353.620103] ? cgroup_file_name+0x1d0/0x1d0 [ 353.624434] css_populate_dir+0x340/0x420 [ 353.628600] cgroup_mkdir+0x553/0xfc0 [ 353.632398] ? __lock_is_held+0xb6/0x140 [ 353.636465] ? cgroup_destroy_locked+0x750/0x750 [ 353.641230] ? rcu_read_lock_sched_held+0x108/0x120 [ 353.646248] ? kmem_cache_free+0x258/0x2a0 [ 353.650493] ? set_nlink+0xc1/0x160 [ 353.654124] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 353.659053] ? generic_permission+0x105/0x3c0 [ 353.663554] ? cgroup_destroy_locked+0x750/0x750 [ 353.668314] kernfs_iop_mkdir+0x153/0x1e0 [ 353.672464] vfs_mkdir+0x390/0x600 [ 353.676011] SyS_mkdir+0x220/0x2a0 [ 353.679551] ? SyS_mkdirat+0x2b0/0x2b0 [ 353.683439] ? do_syscall_64+0xb7/0x940 [ 353.687416] ? SyS_mkdirat+0x2b0/0x2b0 [ 353.691303] do_syscall_64+0x281/0x940 [ 353.695195] ? vmalloc_sync_all+0x30/0x30 [ 353.699343] ? _raw_spin_unlock_irq+0x27/0x70 [ 353.703841] ? finish_task_switch+0x1c1/0x7e0 [ 353.708342] ? syscall_return_slowpath+0x550/0x550 [ 353.713276] ? syscall_return_slowpath+0x2ac/0x550 [ 353.718213] ? prepare_exit_to_usermode+0x350/0x350 [ 353.723238] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 353.724303] IPVS: Error joining to the multicast group [ 353.728602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 353.728620] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 353.728627] RIP: 0033:0x454e79 [ 353.728633] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 353.728643] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 353.728649] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 353.728654] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 353.728659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/03/31 00:57:06 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x3, 0x181400) setsockopt$packet_rx_ring(r1, 0x107, 0x5, &(0x7f0000000040)=@req3={0x2, 0xa1cb, 0x6, 0x8, 0x8, 0xdfd, 0x4}, 0x1c) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x2, 'lo\x00'}, 0x18) 2018/03/31 00:57:06 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) exit_group(0x7) 2018/03/31 00:57:06 executing program 3: setsockopt$IP_VS_SO_SET_STARTDAEMON(0xffffffffffffffff, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) ioctl$KVM_SET_CLOCK(r0, 0x4030ae7b, &(0x7f0000000040)={0xfffffffffffffffe, 0x7}) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000080)=0x2, 0x4) [ 353.728663] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000017 [ 353.728752] cgroup: cgroup_addrm_files: failed to add cgroup.stat, err=-12 2018/03/31 00:57:06 executing program 0 (fault-call:10 fault-nth:24): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:06 executing program 6: ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000000)=0x0) sched_getparam(r0, &(0x7f0000000040)) r1 = getpgrp(r0) setpriority(0x0, r1, 0x8) ptrace$setopts(0xffffffffffffffff, 0x0, 0x0, 0x0) 2018/03/31 00:57:06 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_tcp_SIOCINQ(r1, 0x541b, &(0x7f0000000140)) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f0000000240)={'IDLETIMER\x00'}, &(0x7f0000000280)=0x1e) pipe2(&(0x7f0000000480), 0x0) syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x6b, 0x40000) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) bind$inet(r0, &(0x7f0000dc7ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) setsockopt$inet_dccp_buf(r1, 0x21, 0xce, &(0x7f0000000180)="7bf966563443d54512eba09c909c590115b20bd2bd1979174a7cb5aff0fbfed96730f9163aaa179288b9d8c9e3ba3c9605e646dfb0fc49b845b49effd56c83de5ecbdd364056581b727a47d3e420a57cebbf1cfffeab0e832ac8b96685997bd425", 0x61) r2 = syz_open_procfs(0x0, &(0x7f0000000200)='net/udp\x00') preadv(r2, &(0x7f0000331000)=[{&(0x7f0000723f20)=""/127, 0x7f}], 0x1, 0x102) listen(r0, 0xffffffffffffff0e) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000002c0)={0x0, 0x5}, &(0x7f0000000300)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000000)={r3, 0x8}, &(0x7f0000000080)=0xc) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x70, &(0x7f0000000340)={r3, @in={{0x2, 0x4e23, @multicast2=0xe0000002}}, [0xfffffffffffffffc, 0x80, 0x8, 0xa000000, 0x4418, 0xffffffffffffffe5, 0x8, 0x6, 0x10000, 0x2, 0x6, 0x5, 0xf1ab, 0x4, 0x9e46]}, &(0x7f0000000440)=0x100) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000000100)={0x401, 0x8001, 0x3, 0x2, r4}, 0x10) eventfd2(0x1ff, 0x1) 2018/03/31 00:57:06 executing program 3: r0 = socket$inet(0x2, 0x6, 0x3) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:06 executing program 1: r0 = socket$inet6(0xa, 0x2100000000000002, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f00000003c0)={{{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in=@loopback=0x7f000001}}, {{@in6=@remote={0xfe, 0x80, [], 0xbb}}, 0x0, @in=@loopback=0x7f000001}}, 0xe8) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000001c0)={{{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in=@multicast2=0xe0000002, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@loopback={0x0, 0x1}, 0x0, 0x2b}, 0x0, @in6, 0x0, 0x1}}, 0xe8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x4}, 0x1c) r1 = socket$inet(0x2, 0x6, 0x66652f0e) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f0000000080)={0x1, {{0x2, 0x4e23, @multicast1=0xe0000001}}}, 0x88) 2018/03/31 00:57:06 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) exit_group(0x7) 2018/03/31 00:57:06 executing program 6: r0 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'erspan0\x00', 0x400f}) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000080)={0x7fffffff, 0x0, 0x1, 0x4, 0x1, [{0x4, 0x0, 0x2, 0x0, 0x0, 0x400}]}) [ 353.985158] FAULT_INJECTION: forcing a failure. [ 353.985158] name failslab, interval 1, probability 0, space 0, times 0 [ 353.996555] CPU: 1 PID: 22392 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 354.003923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 354.013282] Call Trace: [ 354.015877] dump_stack+0x194/0x24d [ 354.019516] ? arch_local_irq_restore+0x53/0x53 [ 354.024186] should_fail+0x8c0/0xa40 [ 354.027903] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 354.033014] ? rb_first_postorder+0xa0/0xa0 [ 354.037328] ? __mutex_lock+0x16f/0x1a80 [ 354.041560] ? save_stack+0x43/0xd0 [ 354.045170] ? kasan_kmalloc+0xad/0xe0 [ 354.049046] ? trace_hardirqs_off+0x10/0x10 [ 354.054053] ? find_held_lock+0x35/0x1d0 [ 354.058106] ? __lock_is_held+0xb6/0x140 [ 354.062582] ? check_same_owner+0x320/0x320 [ 354.066889] ? lock_downgrade+0x980/0x980 [ 354.071029] ? rcu_note_context_switch+0x710/0x710 [ 354.075959] should_failslab+0xec/0x120 [ 354.079922] __kmalloc_track_caller+0x5f/0x760 [ 354.084496] ? idr_alloc_cyclic+0x1d6/0x320 [ 354.088804] ? kstrdup_const+0x39/0x50 [ 354.092677] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 354.097511] kstrdup+0x39/0x70 [ 354.100696] kstrdup_const+0x39/0x50 [ 354.104409] __kernfs_new_node+0xa2/0x570 [ 354.108549] ? kernfs_dop_revalidate+0x380/0x380 [ 354.113295] ? kasan_check_read+0x11/0x20 [ 354.117519] ? read_word_at_a_time+0x12/0x20 [ 354.121914] ? strscpy+0x186/0x500 [ 354.126234] kernfs_new_node+0x80/0xe0 [ 354.130109] __kernfs_create_file+0x4b/0x320 [ 354.134530] cgroup_addrm_files+0x3c5/0xa70 [ 354.138847] ? cgroup_file_write+0x710/0x710 [ 354.143964] ? getrawmonotonic64+0x460/0x460 [ 354.148367] ? kernfs_active+0x92/0x160 [ 354.152342] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 354.157256] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 354.161741] ? cgroup_file_name+0x1d0/0x1d0 [ 354.166060] css_populate_dir+0x340/0x420 [ 354.170286] cgroup_mkdir+0x553/0xfc0 [ 354.174248] ? __lock_is_held+0xb6/0x140 [ 354.178819] ? cgroup_destroy_locked+0x750/0x750 [ 354.183562] ? rcu_read_lock_sched_held+0x108/0x120 [ 354.188565] ? kmem_cache_free+0x258/0x2a0 [ 354.192786] ? set_nlink+0xc1/0x160 [ 354.196401] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 354.201315] ? generic_permission+0x105/0x3c0 [ 354.205810] ? cgroup_destroy_locked+0x750/0x750 [ 354.210558] kernfs_iop_mkdir+0x153/0x1e0 [ 354.214702] vfs_mkdir+0x390/0x600 [ 354.218241] SyS_mkdir+0x220/0x2a0 [ 354.221779] ? SyS_mkdirat+0x2b0/0x2b0 [ 354.225828] ? do_syscall_64+0xb7/0x940 [ 354.229797] ? SyS_mkdirat+0x2b0/0x2b0 [ 354.233847] do_syscall_64+0x281/0x940 [ 354.237722] ? vmalloc_sync_all+0x30/0x30 [ 354.241857] ? _raw_spin_unlock_irq+0x27/0x70 [ 354.246339] ? finish_task_switch+0x1c1/0x7e0 [ 354.250910] ? syscall_return_slowpath+0x550/0x550 [ 354.255830] ? syscall_return_slowpath+0x2ac/0x550 [ 354.260757] ? prepare_exit_to_usermode+0x350/0x350 [ 354.265774] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 354.271128] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 354.275975] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 354.281153] RIP: 0033:0x454e79 2018/03/31 00:57:06 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x40000048c, &(0x7f0000789fd4)="010000000000000000000000000000200000000000000000", 0x18) getsockopt$ARPT_SO_GET_INFO(r0, 0x0, 0x60, &(0x7f0000000140)={'filter\x00'}, &(0x7f00000001c0)=0x44) r1 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x6, 0x840) ioctl$KVM_SET_DEVICE_ATTR(r1, 0x4018aee1, &(0x7f0000000240)={0x0, 0x5, 0x4, &(0x7f0000000200)}) ioctl$KVM_SET_DEVICE_ATTR(r1, 0x4018aee1, &(0x7f0000000100)={0x0, 0x79, 0xe04b, &(0x7f00000002c0)}) ioctl$KVM_INTERRUPT(r1, 0x4004ae86, &(0x7f0000000080)=0x7) 2018/03/31 00:57:06 executing program 5: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x4) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000000000)=0x4) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'bpq0\x00', 0x1d}) ioctl$TUNDETACHFILTER(r0, 0x401054d6, 0x0) socketpair(0xf, 0x3, 0xcb3, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r1, &(0x7f0000000280)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0xb0, r2, 0x8, 0x70bd2a, 0x25dfdbfb, {0x5}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7f}, @IPVS_CMD_ATTR_SERVICE={0x40, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wlc\x00'}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e22}]}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x29}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@loopback=0x7f000001}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x62}]}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4}, 0x4008800) sched_yield() [ 354.284328] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 354.292206] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 354.299568] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 354.306832] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 354.314102] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 354.321370] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000018 [ 354.328722] cgroup: cgroup_addrm_files: failed to add cgroup.stat, err=-12 2018/03/31 00:57:06 executing program 6: gettid() perf_event_open(&(0x7f0000220000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) prlimit64(0x0, 0x0, &(0x7f0000000000)={0x79}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000003}, 0xc, &(0x7f0000000740)={&(0x7f0000000180)=ANY=[]}, 0x1}, 0x0) ioctl$KVM_GET_MSRS(r2, 0xc008ae88, &(0x7f0000000000)=ANY=[@ANYBLOB]) 2018/03/31 00:57:07 executing program 5: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) r0 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x1, 0x200000) syz_open_pts(r0, 0x101000) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000444000)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000d78000)='.', &(0x7f0000fdb000)='ubifs\x00', 0x5000, 0x0) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) mount(&(0x7f0000000840)='.', &(0x7f0000000880)='.', &(0x7f0000000540)='coda\x00', 0x5018, 0x0) mount(&(0x7f0000377ff8)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000e7000)) 2018/03/31 00:57:12 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000880)='/dev/sequencer2\x00', 0x40, 0x0) linkat(r0, &(0x7f0000000040)='./file0\x00', r1, &(0x7f00000008c0)='./file0\x00', 0x400) mkdir(&(0x7f000053bff8)='./file0\x00', 0x0) mount(&(0x7f0000b79ff8)='./file0\x00', &(0x7f0000db0ff8)='./file0\x00', &(0x7f0000f9cffb)='proc\x00', 0x0, &(0x7f0000cde000)) r2 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) clone(0x0, &(0x7f0000fbf000), &(0x7f0000c53000), &(0x7f0000000180), &(0x7f000025e000)) getdents64(r2, &(0x7f00000000c0)=""/250, 0xfa) getdents64(r2, &(0x7f0000000a00)=""/209, 0xaf) getdents64(r2, &(0x7f00000001c0)=""/1679, 0x68f) 2018/03/31 00:57:12 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:12 executing program 1: r0 = perf_event_open(&(0x7f0000418000)={0x2, 0x70, 0x82, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) msync(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x1) fcntl$addseals(r0, 0x409, 0x5) 2018/03/31 00:57:12 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) setsockopt$inet_mreq(r0, 0x0, 0x23, &(0x7f0000000000), 0x8) 2018/03/31 00:57:12 executing program 5: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000640)='/dev/sequencer\x00', 0x10000002040, 0x0) ioctl$TUNSETSNDBUF(r0, 0x400454d4, &(0x7f0000000380)=0x1) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000140)={0x0, 0x1}, &(0x7f0000000180)=0x8) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x480, 0x0) unshare(0x40000000) r2 = accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) getsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x50, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$TIOCGLCKTRMIOS(r0, 0x5456, &(0x7f0000001780)={0xfffffffffffffffb, 0x0, 0x101, 0xffffffffffffffff, 0x9c74, 0x0, 0x9, 0x3cc90149, 0x8, 0x0, 0x503, 0x1}) r3 = syz_open_dev$sg(&(0x7f00000016c0)='/dev/sg#\x00', 0x6, 0x40) setsockopt$sock_void(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl(r3, 0x2285, &(0x7f0000007000)='S') setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f0000001740)=0x4, 0x4) ioctl$ASHMEM_SET_SIZE(r3, 0x40087703, 0xfd2) ppoll(&(0x7f0000000500)=[{r3}, {r1, 0x60}, {r1}, {r1}, {0xffffffffffffffff, 0x100}, {r3, 0x408}, {r1, 0x200}, {r2, 0x8000}], 0x8, &(0x7f0000000580), &(0x7f00000005c0)={0x7ff}, 0x8) sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000340)={0x10}, 0xc, &(0x7f0000000480)={&(0x7f0000001940)=ANY=[@ANYBLOB="480f08007b7d7fbce73fd99ea20b572a282cb1a2e854098b53d3389f42ed5f1f0b61c55d4f87b7791b910ea73a73da282818ab4061d19275857955c67ffc331de7af6582e57c7a02b9707a9c933cc883f63c524efe1318c749214f1ca91f38ec3790b11f5647eca64bbeec395f1f1734ab50da8d5ca4dd7163616b7360"], 0x1}, 0x1, 0x0, 0x0, 0x20008800}, 0xc0c0) accept4$inet6(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000200)=0x1c, 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000240), &(0x7f0000000280)=0x4) fcntl$F_SET_FILE_RW_HINT(0xffffffffffffffff, 0x40e, &(0x7f0000000600)=0x3) r4 = socket(0x10, 0x3, 0x0) write(r4, &(0x7f000033e000)="170000001a001bed0000132100f404fffffffffffffff7", 0x17) lgetxattr(&(0x7f0000000300)='./file0\x00', &(0x7f0000001800)=@known='security.evm\x00', &(0x7f0000000680)=""/72, 0x48) pwrite64(r2, &(0x7f0000000740)="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", 0xf80, 0x1f) clock_gettime(0x6, &(0x7f00000002c0)={0x0, 0x0}) recvmmsg(0xffffffffffffffff, &(0x7f0000f7bfc0), 0xd948aa, 0x40010000, &(0x7f0000000000)={0x0, r5+10000000}) times(&(0x7f0000000700)) io_setup(0x0, &(0x7f0000000440)) r6 = request_key(&(0x7f0000000540)='id_legacy\x00', &(0x7f0000001840)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000001880)='vboxnet1GPLcgroupwlan1\x00', 0xfffffffffffffffc) r7 = add_key$keyring(&(0x7f00000018c0)='keyring\x00', &(0x7f0000001900)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0x0) keyctl$unlink(0x9, r6, r7) 2018/03/31 00:57:12 executing program 0 (fault-call:10 fault-nth:25): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:12 executing program 6: r0 = memfd_create(&(0x7f0000000fff)='\x00', 0x0) fallocate(r0, 0x1, 0x0, 0x87dc) fallocate(r0, 0x1, 0x0, 0x5) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000000)=0x0) syz_open_procfs(r1, &(0x7f0000000040)='clear_refs\x00') mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1, 0x2011, r0, 0x0) 2018/03/31 00:57:12 executing program 7: r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x4000000000000006}, 0x1c) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$dspn(&(0x7f0000000200)='/dev/dsp#\x00', 0xc5a, 0x800) ioctl$EVIOCSABS20(r2, 0x401845e0, &(0x7f0000000240)={0x7fff, 0xdbec, 0x100000000, 0x3ff, 0xfffffffffffffffc, 0x8}) sendmsg(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)="0cd57b85eba93a96ade37bb5cc779cfa44385ca8bfc579860c604b628df3247aae13b4d6bd91acf6", 0x28}], 0x1, &(0x7f0000000280)}, 0x0) r3 = getpid() recvfrom$ipx(r1, &(0x7f0000000280)=""/107, 0x6b, 0x3, 0x0, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x3, 0x4, 0xffffffffb5cd3393, 0x544, 0x0, 0x35, 0x8000, 0x7, 0x101, 0x400, 0x5, 0x400, 0x8, 0x9, 0xa1, 0x9, 0x6, 0x1, 0x323e, 0x7, 0xe755, 0x100000001, 0x401, 0x2, 0x80000001, 0x3ff, 0x800, 0x4, 0x1, 0x9, 0x5, 0x79bf, 0x800, 0xffffffff, 0x7fff, 0x111, 0x0, 0x31a, 0x0, @perf_bp={&(0x7f0000000040), 0x8}, 0x800, 0x2, 0x98, 0x7, 0x7, 0xffff, 0x2}, r3, 0xd, r1, 0xa) write$rdma_cm(r2, &(0x7f00000020c0)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000002080)={0xffffffff}, 0x2, 0x6}}, 0x20) write$rdma_cm(r2, &(0x7f0000002100)=@bind={0x14, 0x88, 0xfa00, {r4, 0x1c, 0x0, @in6={0xa, 0x4e24, 0x100000000, @mcast1={0xff, 0x1, [], 0x1}, 0x4}}}, 0x90) [ 360.499342] FAULT_INJECTION: forcing a failure. [ 360.499342] name failslab, interval 1, probability 0, space 0, times 0 [ 360.510623] CPU: 0 PID: 22423 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 360.517989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 360.527344] Call Trace: [ 360.529938] dump_stack+0x194/0x24d [ 360.533572] ? arch_local_irq_restore+0x53/0x53 [ 360.538253] should_fail+0x8c0/0xa40 [ 360.541973] ? kstrdup+0x39/0x70 [ 360.545345] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 360.550448] ? cgroup_mkdir+0x553/0xfc0 [ 360.554423] ? vfs_mkdir+0x390/0x600 [ 360.558135] ? SyS_mkdir+0x220/0x2a0 [ 360.561867] ? do_syscall_64+0x281/0x940 [ 360.565938] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 360.571310] ? find_held_lock+0x35/0x1d0 [ 360.575379] ? find_held_lock+0x35/0x1d0 [ 360.579443] ? __lock_is_held+0xb6/0x140 [ 360.583521] ? check_same_owner+0x320/0x320 [ 360.587856] ? rcu_note_context_switch+0x710/0x710 [ 360.592790] ? rcu_read_lock_sched_held+0x108/0x120 [ 360.597827] should_failslab+0xec/0x120 [ 360.601809] kmem_cache_alloc+0x47/0x760 [ 360.605876] ? memcpy+0x45/0x50 [ 360.609155] ? kstrdup+0x59/0x70 [ 360.612527] __kernfs_new_node+0xe2/0x570 [ 360.616680] ? kernfs_dop_revalidate+0x380/0x380 [ 360.621451] ? kasan_check_read+0x11/0x20 [ 360.625604] ? read_word_at_a_time+0x12/0x20 [ 360.630007] ? strscpy+0x186/0x500 [ 360.633558] kernfs_new_node+0x80/0xe0 [ 360.637439] __kernfs_create_file+0x4b/0x320 [ 360.642295] cgroup_addrm_files+0x3c5/0xa70 [ 360.646617] ? cgroup_file_write+0x710/0x710 [ 360.651029] ? getrawmonotonic64+0x460/0x460 [ 360.655435] ? kernfs_active+0x92/0x160 [ 360.659408] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 360.664327] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 360.668813] ? cgroup_file_name+0x1d0/0x1d0 [ 360.673130] css_populate_dir+0x340/0x420 [ 360.677275] cgroup_mkdir+0x553/0xfc0 [ 360.681067] ? __lock_is_held+0xb6/0x140 [ 360.685119] ? cgroup_destroy_locked+0x750/0x750 [ 360.689864] ? rcu_read_lock_sched_held+0x108/0x120 [ 360.694869] ? kmem_cache_free+0x258/0x2a0 [ 360.699092] ? set_nlink+0xc1/0x160 [ 360.702711] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 360.707624] ? generic_permission+0x105/0x3c0 [ 360.712107] ? cgroup_destroy_locked+0x750/0x750 [ 360.716856] kernfs_iop_mkdir+0x153/0x1e0 [ 360.720997] vfs_mkdir+0x390/0x600 [ 360.724533] SyS_mkdir+0x220/0x2a0 [ 360.728078] ? SyS_mkdirat+0x2b0/0x2b0 [ 360.731954] ? do_syscall_64+0xb7/0x940 [ 360.735919] ? SyS_mkdirat+0x2b0/0x2b0 [ 360.740141] do_syscall_64+0x281/0x940 [ 360.744018] ? vmalloc_sync_all+0x30/0x30 [ 360.748156] ? _raw_spin_unlock_irq+0x27/0x70 [ 360.752637] ? finish_task_switch+0x1c1/0x7e0 [ 360.757118] ? syscall_return_slowpath+0x550/0x550 [ 360.762039] ? syscall_return_slowpath+0x2ac/0x550 [ 360.766961] ? prepare_exit_to_usermode+0x350/0x350 [ 360.771968] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 360.777320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 360.782159] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 360.787333] RIP: 0033:0x454e79 [ 360.790507] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/03/31 00:57:13 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:13 executing program 3: r0 = socket$inet(0x2, 0x5, 0x8fa) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000000)=[@in={0x2, 0x4e24}, @in6={0xa, 0x4e20, 0x3, @remote={0xfe, 0x80, [], 0xbb}, 0xffffffffffff46ee}, @in={0x2, 0x4e21, @broadcast=0xffffffff}], 0x3c) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:13 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000223fd4)=[@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}], 0x10) sendto$inet6(r0, &(0x7f0000000000)='\x00', 0x1, 0x0, &(0x7f0000ab0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x10000, 0x20000) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000080)=0x1) ioctl$EVIOCGBITSND(r1, 0x80404532, &(0x7f0000000200)=""/188) perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xac6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f00000000c0)={0xffffffffffff19f8, @in6={{0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}}}, 0x185) [ 360.798202] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 360.805458] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 360.812713] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 360.819971] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 360.827228] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000019 [ 360.834714] cgroup: cgroup_addrm_files: failed to add cpu.stat, err=-12 2018/03/31 00:57:13 executing program 1: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vcs\x00', 0x2, 0x0) setsockopt$RDS_CANCEL_SENT_TO(r1, 0x114, 0x1, &(0x7f0000000280)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000d28000)={0xaa}) r2 = epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000e4cfe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r3 = syz_open_dev$sndtimer(&(0x7f0000000140)='/dev/snd/timer\x00', 0x0, 0x806) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r3, 0xc0145401, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0x8, 0x800, 0xea6, &(0x7f0000000240)={0xffffffffffffffff}) ioctl$TUNSETLINK(r4, 0x400454cd, 0x336) lstat(&(0x7f0000000340)='./file0\x00', &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r3, 0xc0145401, &(0x7f0000000040)={0x0, 0x1, 0x3, 0x2, 0x9}) readv(r3, &(0x7f000042bff8)=[{&(0x7f0000e3b000)=""/61, 0x3d}], 0x1) r7 = getpid() r8 = syz_open_procfs(r7, &(0x7f0000000480)='attr\x00') ioctl$KVM_DEASSIGN_PCI_DEVICE(r3, 0x4040ae72, &(0x7f0000ff0000)) r9 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000440)='/dev/qat_adf_ctl\x00', 0x4200, 0x0) getsockname$inet(r9, &(0x7f00000000c0)={0x0, 0x0, @remote}, &(0x7f0000000100)=0x10) syz_open_dev$sndtimer(&(0x7f0000000180)='/dev/snd/timer\x00', 0x0, 0x8002) dup3(r2, r0, 0x0) syz_fuseblk_mount(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)='./file1\x00', 0x6002, r5, r6, 0x9, 0x0, 0x0) epoll_wait(r8, &(0x7f0000000000)=[{}, {}, {}], 0x3, 0x1) [ 362.286713] IPVS: ftp: loaded support on port[0] = 21 [ 362.334594] IPVS: ftp: loaded support on port[0] = 21 2018/03/31 00:57:14 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000040)={0x79}) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f00000000c0)=ANY=[@ANYBLOB="010000000000000000000000010000000000e5ffffff00000000000000000000000000000000000000000041ce3e1657d800000000000000"]) 2018/03/31 00:57:14 executing program 0 (fault-call:10 fault-nth:26): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:14 executing program 3: r0 = socket$inet(0x2, 0x4, 0x1) socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsa(&(0x7f0000000500)='/dev/vcsa#\x00', 0x2, 0x103000) setsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f0000000540)=0x7ff, 0x2) bind$inet(r1, &(0x7f0000000100)={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, 0xffffffffffffff6f) accept4$inet(r0, 0x0, &(0x7f0000000000), 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r2 = gettid() sched_getattr(r2, &(0x7f0000000080), 0x30, 0x0) 2018/03/31 00:57:14 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:14 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = getpgrp(0x0) getpgid(r1) sendmsg$nl_generic(r0, &(0x7f0000002500)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000024c0)={&(0x7f0000000140)={0x20, 0x12, 0x1, 0x0, 0x0, {}, [@generic="36f1437cc0358f313e"]}, 0x20}, 0x1}, 0x0) 2018/03/31 00:57:14 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, &(0x7f0000c97ff8)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x0, 0x0) close(r1) r2 = socket$packet(0x11, 0x3, 0x300) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000b04000)={0x0, 0x0, &(0x7f0000ae5f44)=""/188, &(0x7f0000034000)=""/95, &(0x7f0000ce1f30)=""/208}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000001340)) getsockname$packet(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000100)=0x14) setsockopt$packet_add_memb(r2, 0x107, 0x1, &(0x7f0000000140)={r3, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000d7c000)={0x0, r1}) sendto$inet6(r1, &(0x7f0000000080)="5c19005bf0f0498dfc11e1af6830", 0xe, 0x0, &(0x7f00000000c0)={0xa, 0x0, 0x4, @loopback={0x0, 0x1}}, 0x1c) 2018/03/31 00:57:14 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/sequencer\x00', 0x4000, 0x0) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r1, 0xc04064a0, &(0x7f0000000e80)={&(0x7f0000000800)=[0x0, 0x0], &(0x7f0000000c80)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000d00)=[0x0, 0x0, 0x0, 0x0], &(0x7f0000000e40)=[0x0, 0x0, 0x0, 0x0], 0x2, 0x9, 0x4, 0x4}) r2 = accept4$inet(0xffffffffffffffff, 0x0, &(0x7f00000000c0), 0x100000000080000) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000d80)=ANY=[@ANYRES32=0x0, @ANYBLOB="98000000651b13f8f9495d9bf41248204dc8af503b3ba8679dd6092f74ffff3a8e207c2976d065c5d701235d0100010000000000d8a71752f0f641d03c0b07c1a9b2c4ae6d13d67ec55af995fb10c0e89c679764cddb2f21c9718b94703e87bf1451170291f4f005c4566d1313ad328396949b97dfb2d91bb40134df09ed3b"], &(0x7f0000000200)=0x2) socketpair(0xa, 0x2000003, 0x5, &(0x7f0000000cc0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f00000003c0)=@int=0x80000000, 0x4) ioctl$DRM_IOCTL_ADD_CTX(r3, 0xc0086420, &(0x7f0000000d40)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r2, 0x4010641c, &(0x7f0000000680)={r5, &(0x7f0000000a80)=""/97}) r6 = accept(0xffffffffffffffff, &(0x7f0000000b00)=@alg, &(0x7f0000000b80)=0x80) getsockopt$EBT_SO_GET_ENTRIES(r4, 0x0, 0x81, &(0x7f0000000740)={'broute\x00', 0x0, 0x3, 0x20, [], 0x3, &(0x7f00000001c0)=[{}, {}, {}], &(0x7f0000000500)=""/32}, &(0x7f0000000600)=0x78) sendto$ipx(r6, &(0x7f0000000bc0)="662df4a093cdd7b35ff6ae42bc7d13930c1fea26aee3a47d99eb39c72fb76601dc87206d4eb86e00240f2194fa63c4e57a634a03fbc5a09ef3dcfb35ce84046ec80043aad86ba46f2e3bf4f8838948f37ed11512a1b49e", 0x57, 0x0, 0x0, 0x0) setsockopt$inet6_tcp_buf(r0, 0x6, 0x1f, &(0x7f0000000340)="f6fa4b79ba6f6c4c5323e2af43013ecee5c86b06eeb23ef53a19c375a5f79c47658a554390c336a7455599d8f112c413f52eec22356dd4871dd874ff3eeb849bf7f48b056e1ccdd135800a9abba99cc4db4e02cfaac519c0bc3587121524814260ae93745387f031b19f", 0x6a) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r6, 0x84, 0x77, &(0x7f00000003c0)=ANY=[], &(0x7f0000000240)) setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f0000000540)=@broute={'broute\x00', 0x20, 0x6, 0x2ab, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000a80], 0x0, &(0x7f0000000300), &(0x7f0000001080)=ANY=[@ANYBLOB="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"]}, 0x323) getsockopt$sock_linger(r4, 0x1, 0xd, &(0x7f0000000100), &(0x7f0000000140)=0x8) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f000000b000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000beeff0)={&(0x7f000063de2c)=@newsa={0x13c, 0x10, 0x713, 0x0, 0x0, {{@in6=@dev={0xfe, 0x80}, @in=@rand_addr}, {@in6=@mcast2={0xff, 0x2, [], 0x1}, 0x0, 0x32}, @in6=@ipv4={[], [0xff, 0xff]}, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_aead={0x4c, 0x12, {{'rfc4106(gcm(aes))\x00'}, 0x0, 0x60}}]}, 0x13c}, 0x1}, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r7 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r8 = socket$key(0xf, 0x3, 0x2) setsockopt$inet_IP_XFRM_POLICY(r7, 0x0, 0x11, &(0x7f0000000100)={{{@in=@remote={0xac, 0x14, 0x14, 0xbb}, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4e20, 0x0, 0x0, 0x0, 0xa}}, {{@in6=@ipv4={[], [0xff, 0xff], @rand_addr}, 0x0, 0x6c}, 0x0, @in=@multicast1=0xe0000001, 0x0, 0x3}}, 0xe8) sendmsg$key(r8, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x2, 0x12, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) getpeername$inet6(r4, &(0x7f0000000040), &(0x7f0000000080)=0x1c) bind$inet(r2, &(0x7f0000000180)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x2b) syz_emit_ethernet(0x1, &(0x7f0000000840)=ANY=[@ANYBLOB="aaaaaaaaaaaa000000000000119078ac2314aaac14142b4e204e20000890780000000000000000000000970ea6f5ee54ca02247b67f1f29f5036727cbd1b4c93ea961aa7f9d2c1fcbb822746548932727c2708a89399bc5105b714277970036a3ff95f7df69e1c823dca133782c22601bb9939674f56ce4db6dce3c79a4465a60205ec054c34609034427530dc40f2cdfdd083f236ba6ebfd04b777ba72feaa2715e783f561bcf4b774cd81e2a99d834d0747983f16c43f4fe9a96da84ac17f4f8db14b59b2b871fef55702df30966092bcfa651de8bd7fa6029af17b3b5406beed9d90d91b85db0256b87a7afbbb9cc"], &(0x7f00000000c0)={0x0, 0x0, [0x0, 0x0, 0x0, 0x8bc]}) getsockopt$inet6_IPV6_IPSEC_POLICY(r6, 0x29, 0x22, &(0x7f0000000940)={{{@in=@local, @in6=@local}}, {{@in6=@local}, 0x0, @in6=@remote}}, &(0x7f0000000a40)=0xd) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000280)='sit0\x00') getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000001840)={{{@in6=@ipv4={[], [], @broadcast}, @in6=@ipv4={[], [], @multicast1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@remote}}, &(0x7f0000000c40)=0xfffffffffffffdb3) setsockopt$inet6_buf(r0, 0x29, 0x0, &(0x7f00000006c0)="c5d3082e99819f3816efd1e9205adcf5810fe53baa9be3b9658e190724ad8e0e987431b5206f8bc9548b3c4903f6fda0b86bb6d10bcdca853545b94745197c1a41d4fe428cc06875a9574a8427d7aeef2cf0f95154dfe7fdad", 0x59) setsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f0000001940)={{{@in6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x4e20, 0x0, 0x4e23, 0x200, 0x0, 0x0, 0x0, 0x1d, 0x0, r9}, {0x100000000, 0x0, 0x100, 0x0, 0x6, 0x3, 0x9, 0x7}, {0x9, 0x1ff, 0x2, 0x689}, 0x40, 0x0, 0x2, 0x0, 0x2, 0x3}, {{@in=@multicast1=0xe0000001, 0x4d4}, 0xa, @in6=@loopback={0x0, 0x1}, 0x3504, 0x0, 0x1, 0x95b8, 0x0, 0x100, 0xfffffffffffffffe}}, 0xe8) 2018/03/31 00:57:14 executing program 6: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r0, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000000)=ANY=[]) r1 = eventfd2(0x0, 0x0) ioctl$VHOST_SET_LOG_FD(r0, 0x4004af07, &(0x7f0000000000)=r1) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x1, &(0x7f0000000200)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f0000000080)=""/199}) ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) exit_group(0x7fffffff) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000440)='/dev/mixer\x00', 0x0, 0x0) linkat(0xffffffffffffffff, &(0x7f0000000400)='./file0\x00', r2, &(0x7f0000000480)='./file0\x00', 0x0) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000cef000)={0x1, 0x0, &(0x7f000062a000)=""/167, &(0x7f0000aac000)=""/21, &(0x7f00002fdf52)=""/174}) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000000540)={0x0, r1}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000f82ffc)=0x4001) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000300)={0x1, 0x0, [{0x4, 0x29, &(0x7f00000001c0)=""/41}]}) ioctl$VHOST_SET_LOG_BASE(0xffffffffffffffff, 0x4008af04, &(0x7f0000000380)=&(0x7f0000000340)) [ 362.434014] FAULT_INJECTION: forcing a failure. [ 362.434014] name failslab, interval 1, probability 0, space 0, times 0 [ 362.445578] CPU: 1 PID: 22472 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 362.452947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 362.462304] Call Trace: [ 362.464901] dump_stack+0x194/0x24d [ 362.468544] ? arch_local_irq_restore+0x53/0x53 [ 362.473239] should_fail+0x8c0/0xa40 [ 362.476952] ? kstrdup+0x39/0x70 [ 362.480313] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 362.485400] ? cgroup_mkdir+0x553/0xfc0 [ 362.489360] ? vfs_mkdir+0x390/0x600 [ 362.493057] ? SyS_mkdir+0x220/0x2a0 [ 362.496757] ? do_syscall_64+0x281/0x940 [ 362.500809] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 362.506183] ? find_held_lock+0x35/0x1d0 [ 362.510234] ? find_held_lock+0x35/0x1d0 [ 362.514282] ? __lock_is_held+0xb6/0x140 [ 362.518338] ? check_same_owner+0x320/0x320 [ 362.522646] ? rcu_note_context_switch+0x710/0x710 [ 362.527560] ? rcu_read_lock_sched_held+0x108/0x120 [ 362.532566] should_failslab+0xec/0x120 [ 362.536537] kmem_cache_alloc+0x47/0x760 [ 362.540583] ? memcpy+0x45/0x50 [ 362.543848] ? kstrdup+0x59/0x70 [ 362.547204] __kernfs_new_node+0xe2/0x570 [ 362.551425] ? kernfs_dop_revalidate+0x380/0x380 [ 362.556183] ? kasan_check_read+0x11/0x20 [ 362.560322] ? read_word_at_a_time+0x12/0x20 [ 362.564735] ? strscpy+0x186/0x500 [ 362.568270] kernfs_new_node+0x80/0xe0 [ 362.572150] __kernfs_create_file+0x4b/0x320 [ 362.576548] cgroup_addrm_files+0x3c5/0xa70 [ 362.580861] ? cgroup_file_write+0x710/0x710 [ 362.585260] ? getrawmonotonic64+0x460/0x460 [ 362.589656] ? kernfs_active+0x92/0x160 [ 362.593619] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 362.598532] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 362.603017] ? cgroup_file_name+0x1d0/0x1d0 [ 362.607331] css_populate_dir+0x340/0x420 [ 362.611465] cgroup_mkdir+0x553/0xfc0 [ 362.615250] ? __lock_is_held+0xb6/0x140 [ 362.619303] ? cgroup_destroy_locked+0x750/0x750 [ 362.624046] ? rcu_read_lock_sched_held+0x108/0x120 [ 362.629048] ? kmem_cache_free+0x258/0x2a0 [ 362.633269] ? set_nlink+0xc1/0x160 [ 362.636884] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 362.641801] ? generic_permission+0x105/0x3c0 [ 362.646281] ? cgroup_destroy_locked+0x750/0x750 [ 362.651039] kernfs_iop_mkdir+0x153/0x1e0 [ 362.655176] vfs_mkdir+0x390/0x600 [ 362.659767] SyS_mkdir+0x220/0x2a0 [ 362.663297] ? SyS_mkdirat+0x2b0/0x2b0 [ 362.667172] ? do_syscall_64+0xb7/0x940 [ 362.671133] ? SyS_mkdirat+0x2b0/0x2b0 [ 362.675004] do_syscall_64+0x281/0x940 [ 362.678880] ? vmalloc_sync_all+0x30/0x30 [ 362.683014] ? _raw_spin_unlock_irq+0x27/0x70 [ 362.687495] ? finish_task_switch+0x1c1/0x7e0 [ 362.691973] ? syscall_return_slowpath+0x550/0x550 [ 362.696886] ? syscall_return_slowpath+0x2ac/0x550 [ 362.701800] ? prepare_exit_to_usermode+0x350/0x350 [ 362.706802] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 362.712154] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.716995] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 362.722171] RIP: 0033:0x454e79 [ 362.725344] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/03/31 00:57:15 executing program 6: r0 = perf_event_open(&(0x7f000001d000)={0x200000002, 0x78, 0xc568, 0x100000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x6, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='\\vmnet0\x00') setsockopt$inet_buf(r1, 0x0, 0x2000000000004, &(0x7f0000000000), 0x0) socketpair(0x5, 0x800, 0x6, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r2, 0x54a3) 2018/03/31 00:57:15 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000000)=ANY=[@ANYBLOB="02b385831dd741be797c94a25c4c760b5b3a2a1000eab606000000000000ce000000000000000200000000000000000000000000001000de8640f0"]) [ 362.733036] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 362.740289] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 362.747546] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 362.754803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 362.762060] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000001a [ 362.769555] cgroup: cgroup_addrm_files: failed to add cpu.stat, err=-12 2018/03/31 00:57:15 executing program 7: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = getpgid(0x0) ioprio_set$pid(0x2, r1, 0x5) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000100), 0xf) 2018/03/31 00:57:15 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 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, @perf_config_ext, 0x402}, 0x0, 0x0, 0xffffffffffffffff, 0xb) modify_ldt$write2(0x11, &(0x7f0000000ff0)={0x0, 0xefffffffffffffff}, 0x10) modify_ldt$read(0x0, &(0x7f0000550f57)=""/169, 0xa9) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x120) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000200)=0x0) lstat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}) r4 = fcntl$getown(r1, 0x9) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000300)={{{@in=@rand_addr, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@multicast1}}, &(0x7f0000000400)=0xe8) getresuid(&(0x7f0000000a80), &(0x7f0000000b00), &(0x7f0000000a00)=0x0) stat(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fcntl$getownex(r0, 0x10, &(0x7f0000000740)={0x0, 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000780)={{{@in6=@loopback, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@local}}, &(0x7f0000000880)=0xe8) getgroups(0x3, &(0x7f00000008c0)=[0x0, 0xffffffffffffffff, r8]) r12 = memfd_create(&(0x7f0000000900)="6c6f8400", 0x2) sendmsg$netlink(r1, &(0x7f00000009c0)={0x0, 0x0, &(0x7f0000000700)=[{&(0x7f0000000180)={0x7c, 0x18, 0x100, 0x70bd2b, 0x25dfdbff, "", [@generic="89b8deed34d9c0959bf1409adcb88639bba3f7a1db41ba49720c1be620eed69b7fe1972b1e9d5e1665a81ee583ce3b5916cd0d62cd65a99abb60c40e4e12724d4ebcac1a63d9830a7b40170648e9ee44966efa3367ad0fe2632c7d6c393a4cbe539a39c4a1802054464638fd"]}, 0x7c}, {&(0x7f0000002000)={0x1208, 0x1f, 0xb0b, 0x70bd26, 0x25dfdbfb, "", [@nested={0x11f8, 0x14, [@generic="9f722af62a1871be142c4dbd69a3d093c460e21ad17f745dbc2b8de645827c23a03d9ba70c427fe18285bd435ee1fd064fc0b347fe6bdef62b9b770b521205a6a7bfb6becd004822676be297f2cfd98491647c1b4d5a73eec309314fe113a1c1e3dae1db967512a3a933648161005220d1b9dd99d95483a337bc709ba3caa548396217bb", @generic="391e1c58b5263a4f6ee616f75e4c49ead0e22e95366722306a86f86824308a90e3c806c3d3c4b5c5789a1ffe26fa38ec789fa466fb27517d5413a287a8893e6813fe0d0a1645d625608b95ab1552d7e4b62ea8845f71cffeee5bb5008df981214ca41bf783477d6c3bc65108f0377aeba406d11f4657ac4cafa24c5de5f3c69250f3f40177fe9bf8f307df1e3451c8c64f47e142e7d822f6844a305de0e980e383e3b977020d5424391c19374b4bc4cad9402647f283120edc5a4a5a00ba5f78bfd9b07ef3f9864151b08eb0e5537e151f828adbed74b70604f42c2167335a6616017025929504100c0fe4ea925dad6e9cda1734cfbb0cd121fbfb95017bee4c8a53e853ee94a1d3e4364b7c05080f3d9611f745826c04e0ba70508067d58d9c10c970ff508e57281450c750cb1533211a4a2c6add38542bafe523d8dc132e12ac0d3a95a695040a048ecf457f4a657f235c711926fd65c4fbfc0a774240707542cd9451a244f49e394771820df0c7e7cae6607cbc92958fde89140db50b9b546faf8111364da0963af338bb58195b73a13357217fe337d645b15a7957f8f249e7a48d287ae59415403485f5cd6045a1eb6528455f32d06496099d5e1d3888430b2056dcb7cd426347cdd98602ac9503ff39cfdd0fc4280be0c3db85dbfec43d2a4bd0474591454bca64d647f2e7a7b722418f566a151127b049aa8bf7d5dc8ef122985b93b0b81321e2ae42946c59e47726cbf4a6019a477ba4ed0a4a055131a502f38e38514688711fec6bcdc1487b6019fbbfe16330180cee31a3e74127d6ca4eafaeccdd8a74fd68c2bdb13097d249697ed639703a4c4366a58badbb289f9e3fb42640604cd4ab12f468c38c2a41577162cab8c5755f2532b096b39781abafd1aa334172570e29fe883a07edf713f313157d3987caf5aadc7ae14496826e72ae3d6e6655089861da5c70cb2fdca9778f29ec9949e38371f63513ef4f819146075dac8ddc9e0c2be8128d9698242c4add409c346419f105942bbf7ac83ee5f7f33b46dbabbc1c12c0e10fd6a3c514850b8db8206888c996fbc1b63173cb2b9bdcb99163bf394a44ca81f6d6bba0b6cf17698bdfa6be946e6b3daefdf3e419be28a4beed2d42ebf80a55d25dc91b70b42fdee003ef584a7d9e40549f28285f7dd13f8e54e5743c27f0d9c40094afc3b1e1827f69d9aeac70f8fdc338a07d212632bd6c6ada441f838fe3ab93bdf9beb09584379345410644fb925b3e50293b0bc770b2590fee8aafed837cabe6b99cf6dc3c876c959e06f34dd6644e3600a4212da9bb123d92ce837921f92baa15a5cbe3c8646bcc1a04946c529fb03ca51f760be0cb318ee81dcae3784204b7364c78a683193f236c7d953ff6c79831ec93dcccef76e9d4fa53e43e4f83d9d53ce0184e15ba2a138102ce6d393908c9edacb91233079db57ec9fe1cf08f167615b691c42118c43324d054e1289e2e5effabd725f420582109066247f23f5b92f6e4538d05b383163823aed38f30d1220746bc84772472483a22af53e5333b46e04ba00c27aaa3650d2586d27cd099dd23a0e64a3d152f22ecd08e1f3b92309285f448f126636d0421c0c370992eb1e5ef9ec1a324bd89d9ceb3263167601d87cc8a54068651158927fa78e1906abdd3bd83eba68b0864f60a9b6fb60b8895e6084a0ea003e22c4d8ad5352904cfb55449b4e5800909c5b7a0c51688d5152cdb7dfc90d8d59891a7ed0e4f7b792bda8662e61d22dac58b9631967b1d7afeb59045dfa7f14928fdb4caa42f5f2094195b44ae8f56bc7b1032abe3dd2bdd0569e572643ce2ffcd518038efbf3330e0df98075bbdee70aff5633f4fb9666fbe36528b4a8817c2298471130f9a8e076c089978edd78ed4e15e40334be390e365d496378c524a3c988cfa12d11e710917a607727b27599e8b69ddb051ef07c8528c3993f3b84fd51cbbeeb75b3bccce398515ac441decb01490b0f019ca1843f7f7cd55a3ce9f8428ace1244b526685068945e64a5b9394db378ac54fea51a591fe6c976f656d25f5e113a37b946d7a432912082f7dcb0d6ebc716c0e6518d5988dae13f9496ab79d4e06bee4c1a8e41366561788c4018b2ea87f319dfbd2f72512932259c359aa465a299d25e45282c834b534670c50ad5c6690834d1e51594b3e2f010f9157ba28482a373f4f2fcb8e420e04e86f1cae305c3a9d03d33875349716e480024107afd262e0d58eaf2d08f023e66717788dacfd7fc4f84eea12e041447a913ced49fef4df4202b81dcaeb2ec142f09e8652da4d0ac310ed0f01208dbbbd0340487262bf8dad053318a6f6b18be56a18ad702d3ec5f419a22d0b29cc7cf9ffd1239f332bc9d49fed5a491519fe13122745c3f670e704d39e389ac04d69908657823d384144af4b2166223f6e220d7db9a2835417cee3329acfffaad6ae075020a42e7b72de31307eff46867e7c4dd49c6e2740761cb9e5152909019b33e06b8e4b53a1b8d079aa7e8c3cb5f9cf160dff4e610f3d65c40cdbefdb17ae3dff42070f33d9a9f165b87723210ea087e3e68f9b617fe0e8ef4dc82545f869bf0b95c145b53fd74948ed7e4d6450bbfafd01a2dc06924603f85cf208ade29836028d5960a18b60c824f4586e7f2b3c85f309e8f9695930a0c21f2d952334d1a1257fd29d53a35a85fa83441defe0b894177bf1b1f867c6ffdc666ba2d7dd493dd66e81dbd6f59f51d48ea8aa9914c3456ad18ea504fe735e14b730d0c01dab508b655c64de50f183b82244a84f40c7bfe5b7e0f50ea715f1969e53e9b9ae790215c5cd8ebf3f42ce291ffe690985c083f2243cd0b8be2b63f7fc49c2f63e53d41f1b732196d4229a680b4b9a2f9247817e3bff23278a2b7d1f64fc241e3b22903e7c7b25444322e0e0597a5533042ab66c7c0e147def4a15ffcad14cbcaebcb3812d504738b0869eccb1f6ac39ac4e8047d0974c745ebf09e744bf767276e3dd54c05b4d2361bce329dcae74d1e298cd9e0ede06bc071be4154245b1babd5b3d958561a321b18367e0124ff9246543d589959b81ceb0def889cdbbba5187f79d1519bcf861cac9a6d46a1699aac8002fa5ede60e87d474634a2279ba8adb593dd7a6bed7a3f9deb660ccd5fabcefdeee412aebae3e2b5bb494a53145c9dcfc85c225005258cd34c2f6cab7f9e06b3a5e6c2e733dbcfd0537e8cc4d0a93d601ba82c447dc04e387ff02e55692d7103d66e64761371707bb266e0643e55b7dfbd707d5be3d5b68cfdac941cb1e638d5d2f0ef71eff7a5c1106127b2979000ab331078c203c8ff0cd7c467eca17d33a2a0a871d9c7888afcc4083e2daffaed4df2fecd61ceaed2c2e38b365d0fc2b6c45faeb530fbc5c60c781f004cc898c801f9810a51e11df66f9809d8d6666bf5a453f232520c223019972b5a83894f18e254e6b4ada51c0a6fa27e5071a200a0c81f49eb7f6c38ba7cec202c773c37c43ff02bcfe4e8799e89c9857a291f8e6c7604c46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@typed={0xc, 0x92, @str='-cpuset\x00'}, @generic="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", @generic="481e76b45ef032"]}, @generic="3a4691e9db5bac28b9f1d2a4852c1e57b7fb2ab2945937f209eb0d5dbeacb3ed356e7cf2c5b47c245e882164f037944d2b29d48038d20a544483d3026c4bebd19e79e5f3c39879e5440026ab5587c35d52220c8de61dc99492aee991a8115167b37aacaad7c6dff79669f7116e8e8284914520c405647748119de799a110bc9ef69f0a7756c2fb976382c28b54ac593cbfc3362aa0c8daaf9f23b35667894f22964fb805217b844ee838", @generic="ae10d32de8aa7249080ed9da59c4eb8b7b6ad516acf00237a78a581acd9e968baf6a2608e753be7ecbb023c0185f901d4a3a3c05e52b79078d47f549ee4d5af7e8f674563344fdcbcdd321ec0d563bec9ed034a9556b01e3363cafa2be00c0b8cdc8c11479960335da6bc9af80ce63d030896c4b09ceae4b", @typed={0x4, 0x16}]}, 0x3990}, {&(0x7f00000005c0)={0x114, 0x25, 0x1, 0x70bd2d, 0x25dfdbff, "", [@typed={0x8, 0x67, @uid=r7}, @typed={0x8, 0x36, @ipv4=@broadcast=0xffffffff}, @nested={0xf4, 0x21, [@generic="a02fc173669d78f0961c7f9a90ba2eb141a5060c3ab6e6a4ee522fac0b41ceb2c60af44eae3d935664f5da1baf80dcd9bbaf4d6892084a6542d8800b77274988a6b8630a9d478d86862549d17f4c102ed15b7833ed65cdd0e5d0d4dcfe004385065344edc98d1f662fc32ce1c31e4ac4df9f9a04e951189e949cf3a1", @generic="f2d11db815c7eab38ad8eb60fbd65fa7fbdb13ba04a017a2136007cd0e8b247e1414ae72d2fe03b64eb1b89b42b95f25a33f3ba44aea2c1eff5dd693523746ccc99e093ecc91a86af17a45d92a06ab3b498076980cde541abf9d1a964292e53ca748daf3c1039ea9f33b0ef160c0c2489c"]}]}, 0x114}], 0x4, &(0x7f0000000940)=[@cred={0x20, 0x1, 0x2, r9, r10, r11}, @rights={0x30, 0x1, 0x1, [r12, r0, r1, r0, r1, r1, r1, r1]}], 0x50, 0x4000040}, 0x240080c0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000040)={0x8, {{0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x9}}, {{0xa, 0x4e21, 0x6, @mcast2={0xff, 0x2, [], 0x1}, 0x400}}}, 0x108) lookup_dcookie(0x100000000, &(0x7f0000001000)=""/4096, 0x1000) 2018/03/31 00:57:15 executing program 0 (fault-call:10 fault-nth:27): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:15 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:15 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='/exe\x00\x00\x00\x00\x00\x00') unshare(0x400) ioctl$GIO_UNIMAP(r0, 0x4b66, &(0x7f0000000080)={0x2, &(0x7f0000000000)=[{}, {}]}) readahead(r0, 0x0, 0x0) 2018/03/31 00:57:15 executing program 2: r0 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_ifreq(r0, 0x8922, &(0x7f0000000680)={'ip6gre0\x00', @ifru_flags=0x4000}) r1 = accept4(r0, 0x0, &(0x7f0000000000), 0x80800) r2 = socket$inet6(0xa, 0x2, 0x200000088) recvfrom$inet6(r2, &(0x7f0000fbef6d)=""/185, 0xfffffffffffffeba, 0x0, 0x0, 0x1fe) bind$inet6(r2, &(0x7f00008a8000)={0xa, 0x4e23}, 0x1c) r3 = socket$inet6(0xa, 0x100000000080807, 0x8b) setsockopt$inet6_int(r2, 0x29, 0x5, &(0x7f00000001c0)=0x55, 0x4) sendmsg$inet_sctp(r3, &(0x7f0000a29000)={&(0x7f00005dafe4)=@in6={0xa, 0x4e23, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000fc8000)}, 0x0) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r1, 0x118, 0x1, &(0x7f0000000080)=0xffffffffffff1088, 0x4) 2018/03/31 00:57:15 executing program 3: r0 = socket$inet(0x2, 0x80003, 0x7) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) execve(&(0x7f0000000000)='./file0\x00', &(0x7f0000000240)=[&(0x7f0000000040)='lo\x00', &(0x7f0000000080)='[vmnet0\x00', &(0x7f00000000c0)='lo\x00', &(0x7f0000000100)='lo\x00', &(0x7f0000000140)='lo\x00', &(0x7f0000000180)='lo\x00', &(0x7f00000001c0)='lo\x00', &(0x7f0000000200)='lo\x00'], &(0x7f0000000480)=[&(0x7f0000000280)='/,*\x00', &(0x7f00000002c0)='lo\x00', &(0x7f0000000300)='lo\x00', &(0x7f0000000340)='lo\x00', &(0x7f0000000380)='lo\x00', &(0x7f00000003c0)='\x00', &(0x7f0000000400)='$\x00', &(0x7f0000000440)='lo\x00']) 2018/03/31 00:57:15 executing program 6: mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000dbe000/0x4000)=nil, 0x4000, 0x210200000006) [ 362.977611] FAULT_INJECTION: forcing a failure. [ 362.977611] name failslab, interval 1, probability 0, space 0, times 0 [ 362.989180] CPU: 1 PID: 22504 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 362.996547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 363.005909] Call Trace: [ 363.008516] dump_stack+0x194/0x24d [ 363.012173] ? arch_local_irq_restore+0x53/0x53 [ 363.016865] should_fail+0x8c0/0xa40 [ 363.020570] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 363.025407] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.030500] ? _raw_spin_unlock+0x22/0x30 [ 363.034641] ? kernfs_dop_revalidate+0x380/0x380 [ 363.039390] ? find_held_lock+0x35/0x1d0 [ 363.043441] ? __lock_is_held+0xb6/0x140 [ 363.047517] ? check_same_owner+0x320/0x320 [ 363.051829] ? __kernfs_create_file+0x27f/0x320 [ 363.056487] ? rcu_note_context_switch+0x710/0x710 [ 363.061412] should_failslab+0xec/0x120 [ 363.065376] kmem_cache_alloc+0x47/0x760 [ 363.069425] ? __lock_is_held+0xb6/0x140 [ 363.073656] sched_create_group+0x22/0x70 [ 363.078139] cpu_cgroup_css_alloc+0xe/0x30 [ 363.084718] cgroup_apply_control_enable+0x44d/0xbc0 [ 363.089816] ? cgroup_propagate_control+0x570/0x570 [ 363.095000] ? css_populate_dir+0x289/0x420 [ 363.099316] cgroup_mkdir+0x56f/0xfc0 [ 363.103113] ? __lock_is_held+0xb6/0x140 [ 363.107166] ? cgroup_destroy_locked+0x750/0x750 [ 363.111909] ? rcu_read_lock_sched_held+0x108/0x120 [ 363.116912] ? kmem_cache_free+0x258/0x2a0 [ 363.121146] ? set_nlink+0xc1/0x160 [ 363.124848] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 363.129764] ? generic_permission+0x105/0x3c0 [ 363.134248] ? cgroup_destroy_locked+0x750/0x750 [ 363.138997] kernfs_iop_mkdir+0x153/0x1e0 [ 363.143137] vfs_mkdir+0x390/0x600 [ 363.146705] SyS_mkdir+0x220/0x2a0 [ 363.150237] ? SyS_mkdirat+0x2b0/0x2b0 [ 363.154115] ? do_syscall_64+0xb7/0x940 [ 363.158078] ? SyS_mkdirat+0x2b0/0x2b0 [ 363.161963] do_syscall_64+0x281/0x940 [ 363.165845] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 363.171371] ? syscall_return_slowpath+0x550/0x550 [ 363.176288] ? syscall_return_slowpath+0x2ac/0x550 [ 363.181207] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 363.186566] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.191403] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 363.196578] RIP: 0033:0x454e79 [ 363.199758] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 363.207458] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 363.214724] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 2018/03/31 00:57:15 executing program 6: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0x40000000000005) r1 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r1, &(0x7f0000419000)={0xa, 0x4e20}, 0x1c) shutdown(r1, 0x1) writev(r1, &(0x7f00001ddff0)=[{&(0x7f000063d000)="a8", 0x1}], 0x1) 2018/03/31 00:57:15 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x80000000, 0x0) getsockname$llc(r0, &(0x7f0000002480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000080)=0xfffffffffffffff8) sendmmsg$nfc_llcp(r1, &(0x7f0000002340)=[{&(0x7f00000000c0)={0x27, 0x1, 0xfffffffffffffff9, 0x4, 0x5, 0x6, "da0556269cb4f6aecc83154c0174d6fe22baf898168ab353ffeb763ee0f853486a1c5964ac139ad36e458f07f7cc4dc96e5c48f34f4aa32bb23fe68c557d1f", 0x14}, 0x60, &(0x7f0000000280)=[{&(0x7f0000000040)="fe9ea066ddc5c15dbc0a4819d503e8c9d8616da88a227f0f9108a1b05e279884f5fcc5cb9a023b5a7d61f3632f", 0x2d}, {&(0x7f0000000180)="52e5ca90c016114638ee58729605ff64ff4f47f25e14dca382fd9224b1bd672a0c5ee24443cde156e7959945890037602c32c586a9437b14a39a94ae66a46023a9471c1bed5e29bb5cbc84f327201b7b88a1f67f25f41d8184dfbfb8a01fbbd1634eb29251710d5a73a4516337c1b1aff8c86e8a009e1f7643a11cc2dadb469f50582e15df336819c4e7cb423f893a88272ffc62d97e86d5aef0bbc6e2ca8fbec2f468ef45c027237d1ace4562203d3fd80a6d9a57e8cdd9e712818bccc9ded4f8ec", 0xc2}], 0x2, &(0x7f00000002c0)={0xc0, 0x11f, 0xe48, "06a007afcb2d2a21c58c26ce4f87850e3029931f8e313a1f1ce0416b5876b97c9b5b7c10e93bb7daae16dcc367c20a39822cf024e9624d68bd6f2d16213f2336fb018e637ed8f620fabcef5ecbd44d8f37da61c650f2d0a9ea29a6be7e83b7700e6af958b6eb3bb7c3c2e0dd8bcdb604a5c85fb8ba2fcfa5ebb3cbd22dcc5de136ab89273544cb5a62a048b983978fc91fcc8d585d148dc4913bc9f262efe6e1e6c47c54a1f89cd82c691e300edb"}, 0xc0, 0x20000000}, {&(0x7f0000000380)={0x27, 0x0, 0x1, 0x7, 0x0, 0x0, "6b158f21d4f305825b789e948f3fe2da3c91c0fd758b5c2d1a112c495b31b9daa8130cfa9fc6233c731706e512d95a202563b19b6e2f79e03655257c540c0a", 0x1b}, 0x60, &(0x7f0000000900)=[{&(0x7f0000000400)="3bf25165d387830627b6d987c950a9cf344156ceb49a75eea4e72d439f63ed49e94a08f6ca0105d0f65e8131559db3619be05508cb78b41b8518c8687a4d1dcda3ba8bc973eef5159f22230cfd19c3bf2d8e8856e42518998d796848f3dc6822ea786281c97ccf3fcb9b133891c3091a138e241397eea24dbccf5f239c3ef0689fadb8d3df812833a930da5ba6b2764ea3f3fec1d22a25b4a5d33b3691e1622ca07f5d41a045e97f7b51e4716f420a2a82f0d727e026331c2fac822f", 0xbc}, {&(0x7f00000004c0)="8163db1083cf38f8900aada358d2c53bfb975966f28e946d8d03cd58e930ae9051", 0x21}, {&(0x7f0000000500)="f854fa2864a8b12c70e36840fe4ef24d8462318935059619b43216442275de5f047c3b07d1ed936ce691a5dd19a9a04bf9b446cdc3cc432d4a33f3560fb2c90c7319613c4ef15dbc7dcf3fc42b30b727be43f42e9476d227f97fdbee5f11b74bd9ce2cb6d219bcca5046f2893fd9449cf34211d8a31789342e535e2b19f9042a850542d3808095aa77b41f22a2f244e5513a6cba4ca8bf63b4fd61a14e33363134cd484993ef30b03ba8564496fadfc76a810662175b89f9f923ab0590dc1c0d2276b631e0941e0c5cbe76ee54a4420a2b4c1345450d48383681b3175b", 0xdd}, {&(0x7f0000000600)="fdafbd340817d2bd4364f14e89f9c1ca1d5fa8129957c41e620bb7e5975677c589bc55d8707b3109576f508509daf97003ecd412396464e5f3034c770bc5201b202d486d78473bf6bd8cc7607087e20ad98d46f5a71d610f675feb140055b73d2f8bdc8f825f83cab8b9a7610d683bfb253e2df3094f5bebfc82a10bb3dc3215c90018631a914611415673601143858e0b58e33d3fcbb82a9f807199b95efb1436ee5816995ba93f3f0db51daed5e92e458154badc486e257dd7ba538210ebdc8fed48056ec01c9f1ee4e553fe54b0ce17873d98c1", 0xd5}, {&(0x7f0000000700)="744979a322a362649d9a5334f4f4582cfbac1d0621c4c85009ab96785bdb4a7a219774a5b25357768fbb6cad168f1585d8e44c6e12772076096321c25422aa648e8ca3888d8c7a616177d5328794c18a6d4f3d675e980da51bb8887d27029530d7dd93a5e1676b079aef602d755722e4e037d774bcba16f0a30cf7542994ab636ba240bb5e82f2ebbd1b5d5d7eed38270eb2bf32b150fced11a3221970fc0f625122a1e955f15f3b19f479385658", 0xae}, {&(0x7f00000007c0)="87", 0x1}, {&(0x7f0000000800)="ebe20a02cf7f9a2c32a1991f285fc6736db7828722e4928894eb0f2d5e241030254fb362ff470eeb3425d9659ed78973010c2c609ff5a15fe29008cea52aa24c177f7fb3c7129ad2e2769ae49343989ec0d3b3100bfba8e5b3f36adbba79c48f6c2c627da60191dc640c970ce16029ff7b323bbecd7b8fb0d84cdb5cdf24994b94c754469c5ce1f6d8676238d5e98ce1ae1061aa57a73e316a0ce711db14c935f9cd24875928ccf9db959fef4b846773e86cef7429b23d2f3eae0897b33c339b0994360bae11c53b7472bb646a1d16b88b8b17b0ebed52ca2c5d416768a6cf93", 0xe0}], 0x7, &(0x7f0000000980)={0xc8, 0x113, 0x100000001, "568a1a6aa5ca08c7c276cdf9fb89ec2d19bac07227f230ebd03e05c88c71bbbd98f48aa858f7a72a1defade29aaae8d515e5eb8ed4de3f6592fc72d97e3b08703cc584fc4526a46ba02ed2ea7bb7855d2f579031d40f74685bc434cf52ebdf63b9a2ad4457cb5bb1c89113b336fc08e0f6d49a0cfed216389e17548c23f3be220559f93628268b5e91dcefe9f2fe67414c206edf1c2a0724ec13fce36ab5954a815dfc539f16d73f222b4929fb47277ed7f4"}, 0xc8, 0x4010}, {&(0x7f0000000a80)={0x27, 0x0, 0x1, 0x2, 0x0, 0x3, "ad343f7ed548b68a19f982b94ab1d94e5decad9b697d72510488403d4e6a85ca02ac8db94f0f151f4e08a5f5f54958211bbfb9a535de4f4b04b86020a5c881", 0x2c}, 0x60, &(0x7f0000000b80)=[{&(0x7f0000000b00)="05f64d66548e5e3885bf9f323de393a09dcfcbfe64120d98ce2ae702", 0x1c}, {&(0x7f0000000b40)="564c40b825a7ec56d02b23ad59d0576c732f7fef85b7ad9523917c4350eb5b77c6e7ae52f97a87c66faf814f3e6c25", 0x3d2}], 0x2, &(0x7f0000000c00)={0x48, 0x29, 0x9, "62be4555d01c3040bd4708c4815a391d319fe87733201c47158a1f85dc888ba6a0c8240fcb640618d6946feb498aa61a8e"}, 0x48, 0x10}, {&(0x7f0000000c80)={0x27, 0x0, 0x0, 0x0, 0x1, 0x80000001, "e26e3406c5104ab3fa9abb19d58ab6d0e00d85ddce2c14f71ea0cf6b02ba0d8521036676d9a7529645a0a2a388097c6056dab43c5d2aca3018952cac0335f7", 0x10}, 0x60, &(0x7f0000002200)=[{&(0x7f0000000d00)="46a219e2712eb9e4eaf404e58818b0edb8b2016021aa3dfa2995d259399257fb8b9a0c494b", 0x25}, {&(0x7f0000000d40)="a5f948febdb387578a7cc2f98521f4135f4d96", 0x13}, {&(0x7f0000000d80)="104cb4ec449a8e334071cac72d1ec9ba99592a81b65de5084a3d4c7548a5e0a26ec4206cb7b13fee8618cadee06736d575bedb90ce8deb1ade4559ef3da532162b4b1be603e7ec35900a1e237fa35ce2cb12cf452a4729b9788a43db9428935da907687f5fb1e56b4e5ec4ca54d73ddd236801de2fd0933165713528a875228f5c7c91605c205b8761ad78d52d560c1f0a80dc202519abb27a9fc3de75c729ef9af41448a7f35815b6f1f0d798b0f736a3a6355c78e2c5b453a55b9d02321451f83c65c4fa3e257264734aa52d9de607482c83e054cfc80d5e721c8ad1b6dffc87f6ad5e22f730d7a9d83557f3ac4f1d0a12", 0xf2}, {&(0x7f0000000e80)="e7383576c7be4d172d39854d27395259360a7b489436136167f28cb43c696ed0abfe3fc3118fbcce808e3f6f821a22685963406007955d4a9364aad7efd519aecbef37ff8db956ad72800505a17423ed9d665b1501e052884589e6ea3cd33872b72e0a9a8e60628a96af234b6882c06469bcc46d0a64e6bba27cd7e657238e2eee0f3235a9bb836f6935c25360bc8f63ac5a02f5f0aac60544d9b5dfd6654113ba953e8c274924abf54a9e22a92905b9a9b1bf4c", 0xb4}, {&(0x7f0000000f40)="af8f427bdf00830adf5dd24e0de7879566635bd3251be0b67a5426183483b37f46f0c9bdf485e486824d816a4b46c746e27eabf2ae30bb42c63ffa2a5a7ede3f7fa168a0e2f4f3a6967cca24b23d5ccbdb9bcdcc53a2b350b283577042b1d61e9901548b63507e3fcf7f063a3f73c90d581ac24bad4be0808fb473c4e0b1f1cb74a7c38473c7883308da1a5bc4620a449087e065bde36a46d0a448d73983", 0x9e}, {&(0x7f0000001000)="5e4ff6713eb88df8fe9fb096eb7c0a14409f1f047cf637f0c07d0c45624a0b592790a96069bca5930476c24ec40eaa56d92e60821e46aa779046e02efdb94e739964d69f0a38123b4c5df09775e13b499903ab76efe12bf24b44faa7cbce97466da34f522d6934796f3000d26a38d6bd7943b8d6d98907eb8a3f0eb8b95b454c60ba3a99b14883e195aa25b94a9af4e8a7ef66ec4c510276e7df6edcf2adf33f1b", 0xa1}, {&(0x7f00000010c0)="b811b8b19862ec58a5dcd41ea11ef568928f7de807ee3e6f2339692f4ca2744cc402f649e9ac2b661d25955731bc9b3369dc5c8ce304c9bd2bada3e614b285b8a853f5786460e4843bd23e240d56465da280fbbe35912ad24a326d3a3f9b83332f82c8f54afab8dd7e4e014248b88c897cbe66f2df5135a92cdf80b31d76a892abb9b95fa5c16b7b4c0874dac727a71ee8d0ecd7c8fb5dda03aecca408a16d930b5a0e1bc4265b36182d8b72a4210ce5dba5abac3529eac44cac76c28dd2df8d91612bb56465037305415a2efad00452729d95ecf5ded8ecc440759dbd781bc08fbc30ad961a794f41ee6317c9bbc9f0fded11051345420428af3a44baedecc81ccc23b64389a275ad691af717ea115a73dabbe2b7510c9d18f25672cd30607048921288c865c18c7d0ac1ff95b0fe4872dfe2adc33dd3449ba0d8149d22865928efc1e30f318634097274e9c8925e7866d90e383fa35a0edfb9b07da4afbfe6409674a154b15b4f85888f3816db684f87d23618a8ce5228202f241fdb490d17edcc3da6c15e5770e89fa98d0c3838f33ff79939ef5934305bfefa404f6feb2b91b0591fdfa316b89e65b910348f81d350eec454ec686f336f9b282cd1f4177d239433a3abd4d981b0c8b68b022df1e30a87981c75e17248d6504db3558a7965bc2f4328f06ba027b1d2eacc77ebd99eded567a73ddcfaa74dfa3cd6b12d9269fa35ff4d517036d97a09eb84debe9863b7fef7160288844a407b016065bb3a6387dd0e3552e751de0851c814ec11e8374ad29afe1207737946d9500d5f50eb97f9bb63c4436d638d8e3595c1bc8c8972a579f137cbeea06327b665b305d867168a1f8aa79b2cfc00eab3d7519b99185175bd7f7b8f92217e89eeb8dbdb8b272d527d1b1fc5d4346f4eb58756dc777d76f4495920aa8b1c831d8c86bd4092f0e046356ffd99d3de6f039a23089795cc8eac8c6e8eb10a7560eb0ca0f9acb7c3b15519e40f4fa446ed8171dd70e55e7d943c898713f5e17e0561307bd401abc09d9dc3e73ddde15cbf514a2b15dbfda96235a8070b234e46a3d57d77f26de47ee4f8edf12cce991312d5d86de1f8bd126e0fa6e234763c358286f0cc7957bd4c2ac5e2b35b7b05fc898c9aaafb31690dac011cc904142ad3161f7eee868d07d178f47a7f31188c57b568a9f019c82940e8840bc0760a85728b3dc97950afa954a53ec93035c06d634dcc42ae7d9e1632dbf0460241f8a7ca14f24026a582fc0a61e4884647e0501f9f894aed4d8cd9d39a0d352bde5c9818d01026ca247962d0a565b52c685230c025f591764f509f0a57b9556dafa0f4e1bd28b318c7b7567b0c25202dc3400c59fbe97a44b6d515074a848b328ddda2cc661da690b9baf2766a60792f49714d5167a50abe880c399eff9436fdd6971112b7bd4b8b7a84c6283a128ec8e6ae3907e4098f8eab82efb7cfd3bc41dd943dcd82aefe053ed5103a3602424a8e094fbde54b3d7ccea648a157b15dfe283ced4dd2d9d94dff86aacecadc4444ba6fb45284e9094a657266a5b04e5c22bd0e1334a4afa480a1475b923b1e845812e7405eec95284e580e470c0ca436df32bd44b8a3c9cda31338d879b9b8ff7b54294a86d366bb5513b66b3454337e86594f54ca6678d9584d9e7771cd5571fa6f4cc026a705a6e887b102d4761f57ecf756f293e7dc5b457b27b8b5957744fc08dc9cf5cb700005b361d0a7f1caa49cbd56628be2e9a1562042fc425ac89fabf76112111a1ca4fd6d3137696ab4b99adad48ed06ef32bc8fe1afd1ae535043497a975801552e153220f5054d5c7811d79f1249af2f0a9883a6245a00de9b7cb9181db2a4ff48c6eea9c52a477bf8a553f6f87551f15c7117d7a66e53f1a999bdc0a99ac9f1d04ee28fc2f0c0472e3506809b658270260fcb74af14b9e9d3f88f1562126097c1d85795e5ac9a1e100b8ce4e1cc3e5dd61a1a5165b71d2ef57925b38b9ce443d73c8d47c46857ad582038f7ffc60a5515541e21a87e329cfb3af9fe5a609321069f32176de5ff6d815e705f4bf4c63717ef6973006a8133f4f8cad65b940602a8ad8e3915a93a6db7a86f4b0a6b1e70c97a588b06b318b7911eb7c0d7601142dd6efe2fa16975090f37e08907ae22241e7c976cf02dccf20e121ec0b94b3c600697a189d2555d43aa3b3d58b8b32a8c96aa80b788b5d79f6f5455d864a1f836c35605d506a9024991b45a9334e4147f5844629dd12bd04f0efd3c78cc0eefa29d34f1eb718667a76187033ed1c516aeaa87f72ee25691f933bcafea1109b61b7900b7fa701c01e5adf1d1d2e24a4d408825b5b899990cce42b8ec11e0c020e22593048eeb8b2232fee80cf48868ca81d8b734e7e4b1061be1a3d7344d2814aae9bbbb448c0373186f270bdb2194ab9d7910a3a7c08197d7a3128cf4653abe18bbfd704de3d134c491f824af21d5d092ecd9d10bc0b144ca557cfaf3f367918a361aa5cf3e5c0650a006a3ad1d8dc7aee85238d596be3ecc18a63cbc8b621e8c82a6e7a79a378fb260cd878df9f7c8f2145e5a2d053bacd1836ab8f728156a3a9ce1e09db207d281d92b29bc0112d0925c355a25a93c458c44413a6bc45695decf3f17760477d72be8bc9a7555d2fe125f2d2691cd1fd9c7eaaaf1aa86d32a34b3ecb8ec343fb31a1b0b4bb233c028c0b40cb6ec4480faad625709ff859739861776df8ad2d114f56396afe48732b17d533d7aaaed4f7cdbdcbca8a68f525a9ac0bb36f7e8b5083450e8246299df984aaab5305a5935ed4710ee3c7dfd823c7d75d0a699545aafa7e33ff77ec093989422d65ed60500f02a4db7aba04c0619a7df7a11a574285eacea9e74faca0dbcb6de543c5e3d60e8f18ba9f50e1db0aede3e1a69a6bb962bc02a98f588a141a9267bec19f8122b7b84bb3ba3e3120ffa619fa2876fc64f995479f2b5b362369623b4f56ce750dacf739090fc012c2265be014a54fb8f2e3544c424ca4209f68ab44b569c1793c169d53df77d53c08242f4ba00a708e72a6383f31803ba5db16fb0df449441a21bcf126e60e3b0642bf6fc16b9d1bd8546da8c61bcfa4ee3aa1681da7a04b0b6b32013f2900f7bf376d55eb24528ec2154e6de52dfeb7a7b96010522c7ea295e7abe3be0f0d2457c4ffb114b62afa0766b2b9b48f2c11eb83ad2b4933b8940325118e260df51e83ee175be2727553a512743ff024abc34191687f26f046206667a444040c1d2b212eea8a6628998c861b089482897852692b95e17eee1c23a38537ddee2a78d6ac36f5a5523ec3a0dd946e00d7cdfeac5c8e292e74b70be58211b09fec174e6a92b03c0cc4e6ab4ab33572b6f7a444e098ee3c14e104a1ffbb9cdea5dfaf0d145b428730d5b32fe365f2383daa2c575774b89846743043dbc3483fbe6eeac1f2bcfc7fbfc92bfe25649749da83d982cf4d344ce432170df8ae9cad31ecd9c18bea58988d5b0f1e009289ddf08c09d15655ee199347be8e6e60c0b1cc189548a724d95cac4f1eba41e590194d9473ca31605a500af1e024ef42161088df252e256b5e1b0ea2b62b65c1147568c8910b3e91af06ed8eba1d24289cdf320bbaaf13b8663a158ad960c4acb6eae953865347c91bb29536ba2e3e20e5f07aa36551572a8df26c3f8958b1684d80b611eda264dfe5bf38d3b72b23f0ed9613dc5188026dbe29a72516d2622708fb7f49d366fb0b6e7ba9f107ac8f21c2c58b7197f425bca3db20f6889e0db91e59e14e6f07982975d4eeef9652b1051caa83f1656a8977745fb2409da74040bcde875e9a46f716255fbb0f20fa7332118e83e4929a9491738f2cf9d867c6ea92f1f974397de22a5203dd42c5d0983ca92730d004de0d5f791e6433522e1de006f8f0fe98d0ed823bd56aa09862d563a2814033a2aed17420c912768ffbfd44afbed6a3aec91c5f0cc739b5430237d1f416b491c988ca75fe04f212e148df3a760ac560097257cc19778d42087cf5ab5899a8f861abaa0cc9ccc74c60b535a4d29ea409cf773ddad7b83c9ff71d5cd77adca6c3060c2553f740a2ab480bd136652c87378714c994d63d4f976b3738c9cb4dff8c66ff8829f5f9e2d28b9432ab29574715e9e95e5051855a0f13ab4192f0fc470bc645b3ce1f1b262cb2363045741c8150ef11c718a0a2d36a4c832951f05cca9eac04d9a7523223a1ba6baea9a5c8862828733283cd8870309ad72263c937d0a8824ed924b282d99072a9358a75e6d25d285b53c6f7bf9294762ef16520c567dbbf8a8de902fb9f969ebec76cad7d0519b671fb05c005fc298487aa99f1e1abb0653ab374f79a2348d44394c1afe5a3bd631fddb88e924cb0a050a9a0eb43225aa8b0963029c5c6abfc4a6186c5a52d1cc3920b045dd3bda7714ff74bb55a7dc938f5e29cf6e65bf3cb5ddf704ce2a437ce449dd559e4cf5cc86d336d16973741e79acd30cfecc729f72fe4eeb4b5a186dfadc8a3db8b2f9d00c9b4189ba4faad664114eb43bec4e367c5148e12a60d35ad2b24988e57eede58d6271ddc87f9d3d9f27f854247c7ea3caeab314c70a59e05a70f4723fc232b4d4a8c706f31391d1c4d2fd65fee7ff8cea79041bcaa8540af1a774ef9a07170e323af5134f8d737c7b1d2c826a900303bb66eae44a7230122b6a1b348bd0abf9112f1d8fb306197b34b026f94ecfed4904b723d8bea55e42d47640678d5dce9186c803de8e0b5a89c717e57d6f2c59fdebd30b098dc41bb2b9633d20594665f0ed2ad040805d9d0ca95062bcd6f4a4ca36e93a70a8bfd2c935554ef642f9b9ef5022ed38700746dc098ba9cda4cf6b0a5a8a7aa78dbf841b33e67e7a85c2ed0a5eddb3c875cae023189b9916fa2d78f52356e86b740adca24a41ceba4805dbb00c39c8e6bb96a1441d37f1cd8300237e9290c8d4963bf80e7a38655c292df32217478767e4bfc0b9e8dd1054105ceafbf80f5b6c8b74722067a9e815cb9fd93a40f3a813d04b64c8563e9966920cd24a71369236eb649c7498fca736afa134cb365085f0a0f45d006fb5ef3e56c5ec52a3fbc97a08158890be6ced0f8051c98acb3ae3c755c93d732066b168852654f924ef6f524ba3dde03ef37751669873ccdd023517500b80045b98035cda42a051dd53f5a810d1e8f42c69ac730ca99ced44d088588b63b636647ca4c89877870e28ac4ddb82bbed78d9e51482e26fc97004f4892ed9a36a0f24a6e91ac6e082b1b0774a0e1b57872953c8d16652d4948df4a8123e1350ae6bf074012d2ff732818df34e9710ff03859dfa9d900a78dcba41d97232581a5a61bb5d455418abbd66205622c2c1fd1dbb96630ac9170a2cf787399915ac264ad631a65e13f209d6459b89e4d274b396478aafb77ed58fe25fbcf3146ab678922b9c8140cbb32e450fb5e9654cfafad4b77154381ef0997ac0fb7b02bc9d99f75d73abd2dbf77feea403cf56be6fa9c43f2aa5564b7fac2497342a02bedfcf10590d6b75e1f1699c3f33b7e68f89801dab7e66dc9f2d764bc170fae3a8be2a5d2da45362fb32e9f2a19478b936fde9a69aacb4d4221667191dc62c8acbd6ed35a490bf5283bf4c5db5531ffe16f2e556237251d742513cd17fdc80b7ca5ba8543079c685b86b07aecb772f18cafdf619e3b14f6a4426e9e682b47b3bbe9e57db1d1137c8325f75733734bc70fff1dc358e4839c7cb2705a61c43d41ea89da22026572f8a04f6800f405e7f950d2088d8951800609629cdc9d28f54609069260", 0x1000}, {&(0x7f00000020c0)="f7c6d4a8f08fe84f085c7aa96be871c53f1dd69f9a6505c474d5159fccbb4bd8491b8487beb8562d056d78e210fca5ef75bc19e7bc0ba2fa", 0x38}, {&(0x7f0000002100)="336f9c4721a6db40bf84841f695ddd660ee136c33a945a49225833634d28fb9a88773e6807d615da5235519d8ffbd4a64fbce46cb1b9a9152e34cfc74bdec78300ef03b5cd7016e2d69587b504dfd357ed66fb4cd74a81810c92c23192ab798274e1272e9b1cb75aea195018ebec3c238d8ac44ac80aa1639825207e4f3abff77a42ea42c7e50561802cbbde80f3ef256ce6a8bd0a4f235baba9218f5882bcdeb4aa36beb5a3531549eaba9b756838dd23a0024cb73ff2895ece99b1df3e", 0xbe}, {&(0x7f00000021c0)="db85dcee4d909292d909", 0xa}], 0xa, &(0x7f00000024c0)=ANY=[@ANYBLOB="70000000000000000f01000009000000e1d0c77b35bc3305e62b82fc4f12032699955f611b71c70b27a1013571a874b209f5acf5298d31c9c743eb76d6d5a632ba0888d33396c73b46be60c055e301e68289804dc27e0c30fb57fb398421645a98c8e67fa901c0cca2522e1783aa1b388e2311766a597d02a8670555"], 0x70, 0x40801}], 0x4, 0x8000) 2018/03/31 00:57:15 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) r1 = socket$key(0xf, 0x3, 0x2) r2 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r2, &(0x7f000052f000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000c9af18)={{{@in=@rand_addr, @in6=@dev={0xfe, 0x80}, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@multicast2=0xe0000002, 0x4d3}, 0x0, @in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x0, 0x0, 0x0, 0xfffffffffffffffd}}, 0xe8) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000003c0)="beca38d3b2dace10b331b77f5a2157d28d208568a54b85189fb2d3afd7358ba0981c6872d002494eea0eaac3", 0x2c) sendmsg$key(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="0207000702000000e53a5f1300000000d0c44b7228224e0c738a0fad28b8db101d71848a7f004e601c5f29b2da57bb673b5c4300000000000000000000000000000000"], 0x10}, 0x1}, 0x0) pipe(&(0x7f0000000540)={0xffffffffffffffff, 0xffffffffffffffff}) connect$can_bcm(r4, &(0x7f0000000680)={0x1d}, 0x10) bind$packet(0xffffffffffffffff, &(0x7f0000000180)={0x11, 0xff, 0x0, 0x1, 0x2, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x14) getsockopt$nfc_llcp(r3, 0x118, 0x0, &(0x7f0000000340)=""/122, 0x7a) bind$alg(r0, &(0x7f00001ee000)={0x26, 'hash\x00', 0x0, 0x0, 'sha1-generic\x00'}, 0x58) setsockopt$inet_mreqsrc(r4, 0x0, 0x0, &(0x7f0000000300)={@multicast1=0xe0000001, @empty, @multicast1=0xe0000001}, 0xc) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)={r0}) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f0000000200)={0x10001, 0x6, 0x2, 0x5, 0x0, 0x81, 0x81, 0x10001, 0x0}, &(0x7f0000000240)=0x20) r7 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r7, &(0x7f0000000040)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet_sctp6_SCTP_RTOINFO(r5, 0x84, 0x0, &(0x7f0000000280)={r6, 0x4, 0x0, 0x7}, &(0x7f00000002c0)=0x10) pipe(&(0x7f0000000000)) epoll_pwait(r4, &(0x7f0000000480)=[{}, {}], 0x2, 0x9, &(0x7f00000004c0)={0x6015}, 0x8) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000140)) 2018/03/31 00:57:15 executing program 7: r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$sock_int(r0, 0x1, 0x4000000000000002, &(0x7f0000fee000)=0x3fa, 0x4) getsockopt$inet_sctp_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000000)={0x0, 0x8, 0x10000, 0x4, 0x6, 0xb00, 0x7ff, 0x3, {0x0, @in6={{0xa, 0x4e23, 0x3, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x15}}, 0x9}}, 0x1, 0x7, 0x2, 0x3, 0x800}}, &(0x7f00000000c0)=0xb0) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000000100)=ANY=[@ANYRES32=r1, @ANYBLOB="ff0104000026"], 0xa) bind$inet6(r0, &(0x7f0000feffe4)={0xa, 0x4e20, 0x3, @empty, 0xec58}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x4000000000000002, &(0x7f0000d3cffc), 0x4) listen(r0, 0xfff) 2018/03/31 00:57:15 executing program 1: nanosleep(&(0x7f0000000000)={0x77359400}, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) semtimedop(0x0, &(0x7f00000a8000)=[{}], 0x1, &(0x7f0000efe000)={0x2000}) [ 363.221979] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 363.229235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 363.236490] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000001b 2018/03/31 00:57:15 executing program 0 (fault-call:10 fault-nth:28): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:15 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f0000000040)="6e65742f6465765f6d6361737400c087ea55011e14c9e347dd1f55a6026a1cb7e067f3c577981c0994a1e80d90d49d68bdbc91fab9c1c7f063e676e83c740e2d647534a1045850a23665d81ca07270193f5d003c10e34239844c5b6e8d1721c0b53a91c2f6ec1e5484645db3df") r1 = syz_open_procfs(0x0, &(0x7f0000865ff5)='clear_refs\x00') mmap(&(0x7f0000000000/0x8e3000)=nil, 0x8e3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) readlinkat(r0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)=""/182, 0xb6) ioctl$TIOCGSOFTCAR(r1, 0x5419, &(0x7f0000000240)) sendfile(r1, r0, &(0x7f0000000000), 0x100000004) getsockopt$netrom_NETROM_T4(r1, 0x103, 0x6, &(0x7f00000000c0)=0x81, &(0x7f0000000100)=0x4) 2018/03/31 00:57:15 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x20000, 0x0) setsockopt$inet_mreqsrc(r0, 0x0, 0x2d, &(0x7f0000000100)={@multicast1=0xe0000001, @rand_addr=0x7, @rand_addr=0x5}, 0xc) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) setsockopt$inet_buf(r0, 0x0, 0x2c, &(0x7f0000000040)="a73ef13c3018c89d97a89cccd764f6bfd369307ecdf62aa0c0a8f687c21647d0bbbc35044d122adb57740de7aba94515f51e9218c31769d0c8d010e0c75fb9981521495aa1a2cf", 0x47) r1 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000140), &(0x7f0000000180)=0x14) 2018/03/31 00:57:15 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 363.364634] FAULT_INJECTION: forcing a failure. [ 363.364634] name failslab, interval 1, probability 0, space 0, times 0 [ 363.376205] CPU: 1 PID: 22534 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 363.383751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 363.393104] Call Trace: [ 363.395701] dump_stack+0x194/0x24d [ 363.399335] ? arch_local_irq_restore+0x53/0x53 [ 363.404008] ? __save_stack_trace+0x7e/0xd0 [ 363.408343] should_fail+0x8c0/0xa40 [ 363.412069] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 363.417179] ? kasan_kmalloc+0xad/0xe0 [ 363.421076] ? __kmalloc+0x162/0x760 [ 363.424796] ? kzalloc+0xf/0x20 [ 363.428085] ? alloc_fair_sched_group+0x5e/0x530 [ 363.432845] ? sched_create_group+0x35/0x70 [ 363.437182] ? kernfs_iop_mkdir+0x153/0x1e0 [ 363.441511] ? vfs_mkdir+0x390/0x600 [ 363.445213] ? SyS_mkdir+0x220/0x2a0 [ 363.448910] ? do_syscall_64+0x281/0x940 [ 363.453478] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 363.458826] ? save_stack+0x43/0xd0 [ 363.462526] ? find_held_lock+0x35/0x1d0 [ 363.466575] ? __lock_is_held+0xb6/0x140 [ 363.470631] ? check_same_owner+0x320/0x320 [ 363.474942] ? rcu_note_context_switch+0x710/0x710 [ 363.479880] should_failslab+0xec/0x120 [ 363.483848] __kmalloc+0x63/0x760 [ 363.487287] ? sched_create_group+0x22/0x70 [ 363.491593] ? kzalloc+0xf/0x20 [ 363.494856] kzalloc+0xf/0x20 [ 363.497948] alloc_fair_sched_group+0xd6/0x530 [ 363.502524] ? __lock_is_held+0xb6/0x140 [ 363.506575] sched_create_group+0x35/0x70 [ 363.510706] cpu_cgroup_css_alloc+0xe/0x30 [ 363.514930] cgroup_apply_control_enable+0x44d/0xbc0 [ 363.520194] ? cgroup_propagate_control+0x570/0x570 [ 363.525200] ? css_populate_dir+0x289/0x420 [ 363.529505] cgroup_mkdir+0x56f/0xfc0 [ 363.533292] ? __lock_is_held+0xb6/0x140 [ 363.537344] ? cgroup_destroy_locked+0x750/0x750 [ 363.542085] ? rcu_read_lock_sched_held+0x108/0x120 [ 363.547089] ? kmem_cache_free+0x258/0x2a0 [ 363.551311] ? set_nlink+0xc1/0x160 [ 363.554924] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 363.559839] ? generic_permission+0x105/0x3c0 [ 363.564319] ? cgroup_destroy_locked+0x750/0x750 [ 363.569059] kernfs_iop_mkdir+0x153/0x1e0 [ 363.573192] vfs_mkdir+0x390/0x600 [ 363.576718] SyS_mkdir+0x220/0x2a0 [ 363.580330] ? SyS_mkdirat+0x2b0/0x2b0 [ 363.584202] ? do_syscall_64+0xb7/0x940 [ 363.588161] ? SyS_mkdirat+0x2b0/0x2b0 [ 363.592033] do_syscall_64+0x281/0x940 [ 363.595902] ? vmalloc_sync_all+0x30/0x30 [ 363.600048] ? _raw_spin_unlock_irq+0x27/0x70 [ 363.604532] ? finish_task_switch+0x1c1/0x7e0 [ 363.609017] ? syscall_return_slowpath+0x550/0x550 [ 363.613930] ? syscall_return_slowpath+0x2ac/0x550 [ 363.618843] ? prepare_exit_to_usermode+0x350/0x350 [ 363.623853] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 363.629201] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 363.634034] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 363.639208] RIP: 0033:0x454e79 [ 363.642380] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 363.650071] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 363.657334] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 2018/03/31 00:57:15 executing program 6: socketpair(0x10, 0x1, 0x0, &(0x7f000026eff8)={0x0, 0x0}) shutdown(r1, 0x1) getsockopt$inet_mreqn(r1, 0x0, 0x20, &(0x7f0000000040)={@rand_addr, @broadcast, 0x0}, &(0x7f0000000080)=0xc) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f00000000c0)={{{@in6=@ipv4={[], [], @remote}, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@local}}, &(0x7f00000001c0)=0xe8) socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000008c0)={{{@in=@broadcast, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6}}, &(0x7f00000009c0)=0xe8) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000a00)={'nr0\t\x00', 0x0}) getsockopt$inet_mreqn(r1, 0x0, 0x24, &(0x7f0000000a40)={@multicast2, @empty, 0x0}, &(0x7f0000000a80)=0xc) getpeername$packet(r1, &(0x7f0000000ac0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000b00)=0x14) accept4$packet(r0, &(0x7f0000000c00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000c40)=0x14, 0x80800) sendmsg$nl_route(r1, &(0x7f0000001d40)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000001d00)={&(0x7f0000000c80)=@ipv6_newroute={0x1078, 0x18, 0x20, 0x70bd25, 0x25dfdbfc, {0xa, 0x14, 0x14, 0x9, 0xff, 0x4, 0xfd, 0xd, 0x300}, [@RTA_GATEWAY={0x14, 0x5, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}}, @RTA_MULTIPATH={0x2c, 0x9, [{0x7fff, 0x80, 0x3, r2}, {0x7f, 0x65c3, 0xaf, r3}, {0x1fffffffe, 0x20, 0x7, r4}, {0x8, 0x8, 0x1, r5}, {0x1, 0x8, 0x10000, r6}]}, @RTA_METRICS={0x1004, 0x8, "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"}, @RTA_EXPIRES={0x8, 0x10, 0x3}, @RTA_IIF={0x8, 0x1, r7}, @RTA_OIF={0x8, 0x4, r8}]}, 0x1078}, 0x1, 0x0, 0x0, 0x814}, 0x40000) 2018/03/31 00:57:16 executing program 7: r0 = memfd_create(&(0x7f0000000080)='dev ', 0x0) write(r0, &(0x7f0000000000)="164690f112", 0x5) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) futex(&(0x7f000000cffc), 0x0, 0x0, &(0x7f0000000000)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x4, 0x1, &(0x7f0000cc3ff0), &(0x7f000044b000), 0x0) 2018/03/31 00:57:16 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000000)={0x0, 0xd8a}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000080)=@assoc_id=r1, 0x4) [ 363.664599] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 363.671874] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 363.679126] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000001c 2018/03/31 00:57:16 executing program 6: r0 = socket$inet(0x10, 0x3, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(0xffffffffffffffff, 0x0, 0x43, &(0x7f0000000000)={'ipvs\x00'}, &(0x7f0000000040)=0x3) gettid() r1 = syz_open_dev$mouse(&(0x7f0000000080)='/dev/input/mouse#\x00', 0x7, 0x80000) connect$pppoe(r1, &(0x7f0000000180)={0x18, 0x0, {0x3, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xd}, 'ip6gretap0\x00'}}, 0x1e) r2 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x0, 0x1) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000006000)="240000005e00030207fffd946fa283bc0aeee6d87986c497431d8568b51ba3a2d188737e", 0x24}], 0x1}, 0x0) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f00000002c0)=0x6, 0x4) openat$ppp(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ppp\x00', 0x200, 0x0) sendmsg(r0, &(0x7f0000004fc8)={0x0, 0x0, &(0x7f0000007000)=[{&(0x7f0000006000)="1b0000001200030f07fffd946fa283bc04eee6d87986c497271d85", 0x1b}], 0x1}, 0x0) mknod(&(0x7f0000000440)='./file0\x00', 0xa000, 0x800) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r2, 0x84, 0x12, &(0x7f00000001c0)=0x3, 0x4) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000300)={{{@in6=@ipv4={[], [], @remote}, @in=@dev}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000000400)=0xe8) bind(r0, &(0x7f0000000100)=@rc={0x1f, {0x6, 0xfffffffffffffffe, 0x236, 0x1000, 0x5, 0x4}}, 0x80) accept(r0, &(0x7f0000000200)=@ll, &(0x7f0000000280)=0x80) [ 363.774225] netlink: 7 bytes leftover after parsing attributes in process `syz-executor6'. [ 363.812781] netlink: 7 bytes leftover after parsing attributes in process `syz-executor6'. 2018/03/31 00:57:17 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup3(r1, r0, 0x80000) bind$inet6(0xffffffffffffffff, &(0x7f00001fefe4)={0xa, 0x2}, 0x1c) ioctl$int_in(r1, 0x5452, &(0x7f0000000040)=0x7) sendto$inet6(r1, &(0x7f00002a0b14)="f6", 0x1, 0x200408d4, &(0x7f000072e000)={0xa, 0x2, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_msfilter(r2, 0x0, 0x29, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], 0x18) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000080)=0x40, 0x4) r3 = accept$netrom(r0, 0x0, &(0x7f00000000c0)) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000400)={0x0, 0x1a}, &(0x7f0000000440)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r0, 0x84, 0x19, &(0x7f0000000480)={r4, 0x101}, 0x8) getsockopt$IP6T_SO_GET_REVISION_MATCH(r1, 0x29, 0x44, &(0x7f0000000140)={'HL\x00'}, &(0x7f0000000100)=0x1e) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003c1000)="0a0775b0d5e383e5b3b60ced5c54dbb7", 0x10) r5 = socket$nl_generic(0x10, 0x3, 0x10) readv(r5, &(0x7f0000001680)=[{&(0x7f0000001640)=""/49, 0x31}], 0x1) socket$inet(0x2, 0x0, 0xffffffffffffbbe0) r6 = accept4(r3, &(0x7f00000004c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, &(0x7f0000000540)=0x80, 0x80800) read(0xffffffffffffffff, &(0x7f0000000040)=""/25, 0x19) getsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000000), &(0x7f0000000300)=0x8) ioctl$sock_SIOCSIFBR(r6, 0x8941, &(0x7f0000000280)=@get={0x1, &(0x7f0000000180)=""/238, 0xf9d}) gettid() 2018/03/31 00:57:17 executing program 2: r0 = socket(0x2, 0x2000080003, 0x8) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000000), &(0x7f0000000040)=0x14) getsockopt(r0, 0x0, 0xcf, &(0x7f0000001ff8)=""/8, &(0x7f0000000ffc)=0x8) 2018/03/31 00:57:17 executing program 7: r0 = socket$inet(0x2, 0x0, 0x886) getsockopt$IP_VS_SO_GET_DESTS(r0, 0x0, 0x484, &(0x7f0000000240)=""/103, &(0x7f0000000200)=0xfd0cd22b19f82754) setsockopt$inet_tcp_int(r0, 0x6, 0x200000000000002, &(0x7f0000000440)=0x41a, 0x4) getsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) r1 = socket$inet(0x2, 0x802, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000002c0)={0x0, @in={{0x2, 0x0, @multicast1=0xe0000001}}, [0x0, 0x8001, 0x0, 0x5, 0x2, 0x1f, 0x3, 0x0, 0x3, 0x800, 0x5, 0x0, 0x0, 0x0, 0x1]}, &(0x7f0000000000)=0x100) r3 = socket(0x2, 0x805, 0x0) bind$inet(r0, &(0x7f0000ce6ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x5) sendto$inet(r3, &(0x7f0000218000)="fd", 0x1, 0x0, &(0x7f0000af3ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f00000003c0)={r2, 0x5}, &(0x7f0000000400)=0x8) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000880)=@broute={'broute\x00', 0x20, 0x1, 0x90, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000700], 0x0, &(0x7f00000006c0), &(0x7f0000000700)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff}]}, 0x108) r4 = socket$pppoe(0x18, 0x1, 0x0) r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu\x00', 0x200002, 0x0) openat$cgroup_int(r5, &(0x7f0000000140)='cpuset.sched_relax_domain_level\x00', 0x2, 0x0) r6 = socket(0x11, 0x100000802, 0x0) r7 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNATTACHFILTER(r7, 0x401054d5, &(0x7f0000000040)) ioctl$TUNSETIFF(r7, 0x400454ca, &(0x7f00000000c0)={'ifb0\x00', 0x4012}) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f0000000180)={'ifb0\x00', 0xa201}) ioctl$sock_FIOGETOWN(r7, 0x8903, &(0x7f00000001c0)) r8 = syz_open_dev$sndpcmp(&(0x7f0000000800)='/dev/snd/pcmC#D#p\x00', 0x0, 0x8002) ioctl$VHOST_GET_FEATURES(r8, 0x8008af00, &(0x7f0000000840)) getsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f00000026c0)={{{@in6=@loopback, @in6}}, {{@in6=@dev}, 0x0, @in=@broadcast}}, &(0x7f0000000480)=0xe8) sendmsg$netlink(r3, &(0x7f00000007c0)={&(0x7f0000000080)=@proc={0x10, 0x0, 0x25dfdbfd, 0x22000000}, 0xc, &(0x7f0000000580)=[{&(0x7f0000000f40)={0x10, 0x0, 0x200, 0x70bd2a, 0x25dfdbff}, 0x10}], 0x1, 0x0, 0x0, 0x40000}, 0x8000) dup2(r4, r3) readv(r3, &(0x7f0000000e00)=[{&(0x7f00000004c0)=""/121, 0x79}, {&(0x7f0000000540)=""/62, 0x3e}, {&(0x7f0000000900)=""/193, 0xc1}, {&(0x7f0000000600)=""/142, 0x8e}, {&(0x7f0000000a00)=""/133, 0x85}, {&(0x7f0000000ac0)=""/152, 0x98}, {&(0x7f0000000c00)=""/105, 0x69}, {&(0x7f0000000c80)=""/205, 0xcd}, {&(0x7f0000000d80)=""/79, 0x4f}], 0x9) shmget(0x2, 0x3000, 0x2, &(0x7f0000ffd000/0x3000)=nil) setsockopt$RDS_CANCEL_SENT_TO(r3, 0x114, 0x1, &(0x7f0000000ec0)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x12}}, 0x10) setsockopt$IPT_SO_SET_ADD_COUNTERS(r1, 0x0, 0x41, &(0x7f0000000f00)=ANY=[@ANYBLOB="727677000000ef0200000000000000000000000000000009007e0300000000000000000000000000"], 0x1) shutdown(r0, 0x1) 2018/03/31 00:57:17 executing program 1: utimes(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={{0x0, 0x7530}, {0x77359400}}) utimensat(0xffffffffffffffff, &(0x7f000001a000)='./file0\x00', &(0x7f0000006fe0)={{0x0, 0x3ffffffe}}, 0x0) 2018/03/31 00:57:17 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:17 executing program 3: socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000040)={0x1, [0x0]}, &(0x7f00000000c0)=0xffffff5b) r1 = socket$inet(0x2, 0x803, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:17 executing program 0 (fault-call:10 fault-nth:29): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:17 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x2, 0xfffffffffffffffe) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000080)={'vcan0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00008f4000)={&(0x7f000076fff4)={0x10}, 0xc, &(0x7f000009b000)={&(0x7f0000e2effe)=@newlink={0x28, 0x10, 0x9, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_AF_SPEC={0x8, 0x1a, [{0x4, 0xa}]}]}, 0x28}, 0x1}, 0x0) [ 364.606447] FAULT_INJECTION: forcing a failure. [ 364.606447] name failslab, interval 1, probability 0, space 0, times 0 [ 364.617923] CPU: 1 PID: 22589 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 364.625306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 364.634668] Call Trace: [ 364.637269] dump_stack+0x194/0x24d [ 364.640995] ? arch_local_irq_restore+0x53/0x53 [ 364.645679] ? __save_stack_trace+0x7e/0xd0 [ 364.650118] should_fail+0x8c0/0xa40 [ 364.653857] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 364.658979] ? kasan_kmalloc+0xad/0xe0 [ 364.662876] ? __kmalloc+0x162/0x760 [ 364.666602] ? kzalloc+0xf/0x20 [ 364.669875] ? alloc_fair_sched_group+0x5e/0x530 [ 364.674622] ? sched_create_group+0x35/0x70 [ 364.678934] ? kernfs_iop_mkdir+0x153/0x1e0 [ 364.683241] ? vfs_mkdir+0x390/0x600 [ 364.686942] ? SyS_mkdir+0x220/0x2a0 [ 364.690648] ? do_syscall_64+0x281/0x940 [ 364.694696] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 364.700053] ? save_stack+0x43/0xd0 [ 364.703671] ? find_held_lock+0x35/0x1d0 [ 364.707724] ? __lock_is_held+0xb6/0x140 [ 364.711782] ? check_same_owner+0x320/0x320 [ 364.716094] ? rcu_note_context_switch+0x710/0x710 [ 364.721023] should_failslab+0xec/0x120 [ 364.724993] __kmalloc+0x63/0x760 [ 364.728439] ? sched_create_group+0x22/0x70 [ 364.732747] ? kzalloc+0xf/0x20 [ 364.736020] kzalloc+0xf/0x20 [ 364.739115] alloc_fair_sched_group+0xd6/0x530 [ 364.743683] ? __lock_is_held+0xb6/0x140 [ 364.747738] sched_create_group+0x35/0x70 [ 364.751873] cpu_cgroup_css_alloc+0xe/0x30 [ 364.756102] cgroup_apply_control_enable+0x44d/0xbc0 [ 364.761199] ? cgroup_propagate_control+0x570/0x570 [ 364.766209] ? css_populate_dir+0x289/0x420 [ 364.770522] cgroup_mkdir+0x56f/0xfc0 [ 364.774308] ? __lock_is_held+0xb6/0x140 [ 364.778361] ? cgroup_destroy_locked+0x750/0x750 [ 364.783456] ? rcu_read_lock_sched_held+0x108/0x120 [ 364.788458] ? kmem_cache_free+0x258/0x2a0 [ 364.792685] ? set_nlink+0xc1/0x160 [ 364.796302] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 364.801215] ? generic_permission+0x105/0x3c0 [ 364.805698] ? cgroup_destroy_locked+0x750/0x750 [ 364.810441] kernfs_iop_mkdir+0x153/0x1e0 [ 364.814581] vfs_mkdir+0x390/0x600 [ 364.818111] SyS_mkdir+0x220/0x2a0 [ 364.821642] ? SyS_mkdirat+0x2b0/0x2b0 [ 364.825516] ? do_syscall_64+0xb7/0x940 [ 364.829479] ? SyS_mkdirat+0x2b0/0x2b0 [ 364.833354] do_syscall_64+0x281/0x940 [ 364.837227] ? vmalloc_sync_all+0x30/0x30 [ 364.841370] ? _raw_spin_unlock_irq+0x27/0x70 [ 364.845864] ? finish_task_switch+0x1c1/0x7e0 [ 364.850354] ? syscall_return_slowpath+0x550/0x550 [ 364.855270] ? syscall_return_slowpath+0x2ac/0x550 [ 364.860196] ? prepare_exit_to_usermode+0x350/0x350 [ 364.865204] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 364.870570] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.875409] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 364.880586] RIP: 0033:0x454e79 [ 364.883774] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 364.891469] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 364.898724] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 2018/03/31 00:57:17 executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000000100)="7655e9983e8ccdc9c16cae0fc6e215b593d10dbe7652b0f83ebe75a88de3b8e00d018059aaa3ac76dc0128f091aed4b937943a612726009a70c5f57840f9ffffff4b3440646944b2e720b659faae1db0c94da8dbad8d7907f66737f01891e2897efe3478e92fb55f0e7ec9bb75362e001000008141518d44510d474714cdf8a6c1f9440ed518d6b5", 0x173, 0x0, &(0x7f0000000000)={0x2, 0x4e20, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0xfffffffffffffe8b) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) setsockopt$sock_int(r0, 0x1, 0x23, &(0x7f0000000080)=0x7, 0x4) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/03/31 00:57:17 executing program 1: r0 = socket$inet6(0x10, 0x3, 0x0) socket$unix(0x1, 0x2, 0x0) sendmsg(r0, &(0x7f000000bfc8)={&(0x7f0000000000)=@nl=@proc={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f0000001000)="5500000018007fafb72d1cb2a4a280930206000000a843096c26236939000900210008000000ca8a9848a3c728f1c46b7b31afdc1338d54400009b84136ef75afb83de4411007227c43ab8220000bf0cec6bab91d4", 0x55}], 0x1, &(0x7f00000001c0)}, 0x0) sendto$inet6(r0, &(0x7f0000000080)="fec1e6f68933a4ae574685dba053a4e4b34a1718dfbd6c06b2b348e7e05e212eed67bb8abd8291ada2b35213595256c425dd7f2a9af82721b21f1b94de33aff08f84630e27d55539509ea8c4a8706669d89dff9c74a29610dbf766f0c34701c16fee56bbb663e03ed6e1fe93", 0x6c, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x70, @loopback={0x0, 0x1}}, 0x1c) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f0000000100)={'syzkaller0\x00', {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x19}}}) [ 364.905979] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 364.913237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 364.920492] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000001d 2018/03/31 00:57:17 executing program 2: ioctl$UFFDIO_UNREGISTER(0xffffffffffffffff, 0x8010aa01, &(0x7f0000000240)={&(0x7f0000ffc000/0x4000)=nil, 0x4000}) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.net\x00', 0x200002, 0x0) fchdir(0xffffffffffffffff) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f00000012c0)=0x5) r1 = creat(&(0x7f0000005e00)='./file0\x00', 0x1) r2 = creat(&(0x7f0000000080)='./file0\x00', 0x0) recvmsg(r1, &(0x7f0000000380)={&(0x7f0000000280)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000000bc0)=[{&(0x7f0000000580)=""/196, 0xc4}, {&(0x7f0000000680)=""/93, 0x5d}, {&(0x7f0000000000)=""/40, 0x28}, {&(0x7f0000000800)=""/215, 0xd7}, {&(0x7f0000001640)=""/4096, 0x1000}, {&(0x7f0000002640)=""/4096, 0x1000}, {&(0x7f0000000900)=""/246, 0xf6}, {&(0x7f0000000a00)=""/188, 0xbc}, {&(0x7f0000000ac0)=""/226, 0xe2}], 0x9, 0x0, 0x0, 0x7}, 0x2002) getsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000000c80)={{{@in6=@mcast2, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@rand_addr}}, &(0x7f0000000d80)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000dc0)={{{@in=@multicast2=0xe0000002, @in6=@ipv4={[], [0xff, 0xff]}, 0x4e24, 0x6, 0x4e21, 0x0, 0x2, 0xa0, 0xa0, 0xff, r3, r4}, {0x400, 0x2, 0x4a07, 0x8, 0xffffffff, 0xffffffff, 0x3d80604e, 0x2}, {0x401, 0xfffffffffffffffb, 0x80000001, 0x6}, 0x5, 0x6e6bb6, 0x2, 0x1, 0x1}, {{@in6=@remote={0xfe, 0x80, [], 0xbb}, 0x4d4, 0x33}, 0xa, @in=@rand_addr=0x5, 0x3505, 0x2, 0x3, 0x9, 0x800, 0x4431, 0xb35}}, 0xe8) write$cgroup_pid(r2, &(0x7f0000000100)=ANY=[], 0x1023c) syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r1, &(0x7f0000000440)={&(0x7f0000000300)={0x10}, 0xc, &(0x7f0000000400)={&(0x7f0000000700)=ANY=[@ANYBLOB="48000000037a6354d386ed5129cdab28a6a486ae631466037bf22f52cd1948dcae5491a1fbe41a7457b0f52e508ecdaa65924bb74f101a451002b97a598cc1cc8ef7ffef40fdb20f9da63fbb057c5835b7b9c6d1a18d123bd4c65ad8ab49eb67bb7e3c9ed3d12d3f8f4d1488dd47cdecbc0b5ca119c5dff61330e9d0be7b9bf8a65b17d435a2aad786344ae30d46ea2feb5e19d0c1b263beb50a084179e3b7472d261aae40c1e0a03719350d40e9d5b05d172c49778ca6b12a10e1f04f911b3b53e1"], 0x1}, 0x1, 0x0, 0x0, 0x4000001}, 0x880) splice(0xffffffffffffffff, &(0x7f0000000140), 0xffffffffffffffff, &(0x7f0000000180), 0x0, 0x0) fallocate(r2, 0x3, 0x81, 0xffff) pkey_mprotect(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x4, 0xffffffffffffffff) syz_open_dev$sndseq(&(0x7f0000923000)='/dev/snd/seq\x00', 0x0, 0x2) ppoll(&(0x7f0000000000), 0x0, &(0x7f0000000040)={0x77359400}, &(0x7f0000000080), 0x8) openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc\x00', 0x0, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f00004d1ff0)='/dev/sequencer2\x00', 0x1, 0x0) close(0xffffffffffffffff) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) setsockopt$inet_mreqn(r2, 0x0, 0x20, &(0x7f0000000ec0)={@empty, @multicast2=0xe0000002, r3}, 0xc) getrandom(&(0x7f00000001c0)=""/95, 0x5f, 0x2) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f00000003c0)={0x9}) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x7, {0x0, @in6={{0xa, 0x4e23, 0x6, @empty, 0x2}}, 0x400, 0x0, 0x3f}}, &(0x7f0000000540)=0xb0) r5 = getpgrp(0xffffffffffffffff) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000001500)={{{@in=@rand_addr, @in=@local}}, {{@in6=@remote}, 0x0, @in6=@loopback}}, &(0x7f0000001600)=0xe8) sendmmsg(r1, &(0x7f0000005bc0)=[{{0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f00000001c0)="289937a837919ce9ebda4d1508ba3301e265dbe3214759ebae314d6cbb4e7d25694ce83a5a44fed3f1dfb5827519d55bc0e830df33b866aac850250d9a62cf689fa0fc819e5c8b", 0x47}], 0x1, &(0x7f0000000840), 0x0, 0x40}}, {{&(0x7f0000001240)=@pppol2tpv3in6={0x18, 0x1, {0x0, r1, 0x0, 0x4, 0x0, 0x4, {0xa, 0x4e24, 0x3, @local={0xfe, 0x80, [], 0xaa}, 0x7}}}, 0x80, &(0x7f0000001300)=[{&(0x7f00000012c0)}], 0x1, &(0x7f0000005e40)=ANY=[], 0x0, 0x40}, 0x3}, {{&(0x7f0000005580)=@ax25={0x3, {"1e0c42cd18a9b8"}, 0x80000000}, 0x80, &(0x7f00000057c0), 0x0, &(0x7f0000005800)=ANY=[@ANYBLOB="58000000000000000f01000002000000270104d73a128ec1e51ae8696479737f07af1e3edb148052372501fff06a6bd2c4b29329855b0bb56dc66fe982d19f5987d110be95994f5f3e94fa820051980dd4620d2d4f00000050000000180000000901000002000000f36af1978e9d027a3f1e1e989dbf8d580561cd0f933fcdaf0253e851ed13810b87398cfcdc4010a42aa0970075c0c6a58f420751165acdcf8e4a59d346643900"], 0xa8, 0x24000000}, 0xfffffffffffffffa}], 0x3, 0x40004) ptrace$pokeuser(0x6, r5, 0x2, 0x0) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x0) 2018/03/31 00:57:17 executing program 0 (fault-call:10 fault-nth:30): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:17 executing program 1: getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000080), &(0x7f0000000100)=0x8) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000840)={{{@in6=@dev, @in6=@dev}}, {{@in=@local}, 0x0, @in=@broadcast}}, &(0x7f0000000380)=0xe8) r0 = userfaultfd(0x0) r1 = dup(r0) personality(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0)={0xaa, 0xfffffffffffffffd}) ioctl$SNDRV_TIMER_IOCTL_START(r1, 0x54a0) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000280)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1}) ioctl$UFFDIO_REGISTER(r0, 0xc028aa03, &(0x7f0000000240)={{&(0x7f00005e3000/0x800000)=nil, 0x800000}, 0x200000}) [ 364.956336] kernel msg: ebtables bug: please report to author: Total nentries is wrong 2018/03/31 00:57:17 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 365.078874] kernel msg: ebtables bug: please report to author: Total nentries is wrong [ 365.093558] FAULT_INJECTION: forcing a failure. [ 365.093558] name failslab, interval 1, probability 0, space 0, times 0 [ 365.105007] CPU: 1 PID: 22614 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 365.112364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.121714] Call Trace: [ 365.124306] dump_stack+0x194/0x24d [ 365.127940] ? arch_local_irq_restore+0x53/0x53 [ 365.132615] should_fail+0x8c0/0xa40 [ 365.136349] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 365.141450] ? trace_hardirqs_off+0x10/0x10 [ 365.145768] ? alloc_fair_sched_group+0xd6/0x530 [ 365.150519] ? sched_create_group+0x35/0x70 [ 365.154841] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 365.160123] ? SyS_mkdir+0x220/0x2a0 [ 365.163834] ? print_irqtrace_events+0x270/0x270 [ 365.168592] ? find_held_lock+0x35/0x1d0 [ 365.172653] ? __lock_is_held+0xb6/0x140 [ 365.176723] ? check_same_owner+0x320/0x320 [ 365.181043] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 365.186059] ? rcu_note_context_switch+0x710/0x710 [ 365.190989] should_failslab+0xec/0x120 [ 365.194961] kmem_cache_alloc_node_trace+0x5a/0x760 [ 365.199971] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 365.205502] ? sched_create_group+0x22/0x70 [ 365.209822] ? find_next_bit+0xcc/0x100 [ 365.213800] alloc_fair_sched_group+0x1f0/0x530 [ 365.218470] sched_create_group+0x35/0x70 [ 365.222614] cpu_cgroup_css_alloc+0xe/0x30 [ 365.226852] cgroup_apply_control_enable+0x44d/0xbc0 [ 365.231956] ? cgroup_propagate_control+0x570/0x570 [ 365.236975] ? css_populate_dir+0x289/0x420 [ 365.241299] cgroup_mkdir+0x56f/0xfc0 [ 365.245098] ? __lock_is_held+0xb6/0x140 [ 365.249156] ? cgroup_destroy_locked+0x750/0x750 [ 365.253906] ? rcu_read_lock_sched_held+0x108/0x120 [ 365.259004] ? kmem_cache_free+0x258/0x2a0 [ 365.263237] ? set_nlink+0xc1/0x160 [ 365.266865] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 365.271788] ? generic_permission+0x105/0x3c0 [ 365.276279] ? cgroup_destroy_locked+0x750/0x750 [ 365.281205] kernfs_iop_mkdir+0x153/0x1e0 [ 365.285348] vfs_mkdir+0x390/0x600 [ 365.288885] SyS_mkdir+0x220/0x2a0 [ 365.292422] ? SyS_mkdirat+0x2b0/0x2b0 [ 365.296305] ? do_syscall_64+0xb7/0x940 [ 365.300280] ? SyS_mkdirat+0x2b0/0x2b0 [ 365.304193] do_syscall_64+0x281/0x940 [ 365.308083] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 365.313614] ? syscall_return_slowpath+0x550/0x550 [ 365.318543] ? syscall_return_slowpath+0x2ac/0x550 [ 365.323477] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 365.328854] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.333695] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 365.338882] RIP: 0033:0x454e79 [ 365.342069] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 365.349773] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 365.357126] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 365.364391] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 365.371830] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 365.379104] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000001e 2018/03/31 00:57:18 executing program 6: unshare(0x20000) r0 = syz_open_procfs(0x0, &(0x7f0000044000)='ns/mnt\x00') set_mempolicy(0x8003, &(0x7f00000000c0)=0x81, 0x93c) ioctl$sock_inet6_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000)) ioctl$sock_ipx_SIOCAIPXITFCRT(r0, 0x89e0, &(0x7f0000000100)=0x8) setns(r0, 0x0) getsockopt$IP_VS_SO_GET_SERVICES(r0, 0x0, 0x482, &(0x7f0000000040)=""/7, &(0x7f0000000080)=0x7) unshare(0x0) clone(0x30020100, &(0x7f00002c9000), &(0x7f0000d70ffc), &(0x7f00001cc000), &(0x7f0000154000)) 2018/03/31 00:57:18 executing program 0 (fault-call:10 fault-nth:31): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:18 executing program 7: r0 = accept4(0xffffffffffffff9c, &(0x7f0000000c80)=@ethernet={0x0, @broadcast}, &(0x7f0000000bc0)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffff9c, 0x84, 0x6f, &(0x7f0000000d00)={0x0, 0xa0, &(0x7f0000000d80)=[@in6={0xa, 0x4e20, 0x300, @loopback={0x0, 0x1}, 0xb6f}, @in6={0xa, 0x4e21, 0x7, @mcast2={0xff, 0x2, [], 0x1}, 0x10001}, @in={0x2, 0x5}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x10}}, @in6={0xa, 0x4e23, 0xffffffff, @loopback={0x0, 0x1}, 0x9a}, @in6={0xa, 0x4e24, 0x1, @dev={0xfe, 0x80, [], 0x1a}, 0x20}, @in={0x2, 0x4e23, @loopback=0x7f000001}]}, &(0x7f0000000e40)=0x10) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000e80)=@sack_info={r1, 0xff, 0x5}, 0xc) r2 = syz_open_dev$dmmidi(&(0x7f0000000480)='/dev/dmmidi#\x00', 0xfffffffffffffffd, 0x100020845) ioctl$EVIOCGMASK(r2, 0x80104592, &(0x7f0000000b40)={0x0, 0xef, &(0x7f0000000a40)="76f613ecd10fd2680751423e354081148074b775603eb3f604ba6071782f7ecc0cca3ce5e1826c32464abed9f7353965f20e103ede01f0b683c60bfa274b483ee748daaab34bf27f22984b59f551a578314918fc4299126c19a6e1dafdd4e1f916319127fc849d38126d0d22e618bfa01080d1c29253e3efb49430fb8928a9afce701e0e7df691c5b94bb8ce4fac1b2bb5ee7901b8a3b92009e7bd99268a40b13bd9239a6753dab93aeec0cb8a3ec7799bccea5cb6e8a340e35e8238a15d0ac27510cbcdb5adde5bab0b3c00b2c1b7f0131ea899ef8b9b02e8ef8ef40c17ecdbca5d5df2691db268b456a9aeda77f0"}) getsockopt$inet_sctp_SCTP_STATUS(r2, 0x84, 0xe, &(0x7f00000007c0)={0x0, 0x7, 0x8, 0xb841, 0x8000, 0x9, 0x1000, 0x20, {0x0, @in6={{0xa, 0x4e22, 0xbdfa, @loopback={0x0, 0x1}, 0x10001}}, 0x7, 0x400, 0x6, 0x40, 0x7f}}, &(0x7f0000000880)=0xb0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000008c0)={r3, 0x6}, &(0x7f0000000900)=0x8) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f0000000080)={0x6, 0xffffffffffffff9c}) r6 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x6, 0x0) syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x1, 0x501000) ioctl$VT_RESIZE(r2, 0x5609, &(0x7f0000000780)={0x3f, 0x3, 0x8548}) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000ec0)='/proc/self/net/pfkey\x00', 0x40101, 0x0) r7 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000000f00)='./file0\x00', &(0x7f0000000f40)) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000004c0)={0x0, 0x1}, &(0x7f0000000500)=0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000013c0)={r1, 0x1}, 0x8) fchmod(r7, 0x0) preadv(r6, &(0x7f00000003c0)=[{&(0x7f0000000200)=""/242, 0xf2}, {&(0x7f0000000300)=""/141, 0x8d}], 0x2, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r5, 0x84, 0x76, &(0x7f0000000b80)={r3, 0x894}, 0x8) ioctl$PERF_EVENT_IOC_SET_FILTER(r7, 0x40082406, &(0x7f00007a2f6d)="776c616e2edd7913a95efc703c42149062b4cd183bd417f3147a8d7a8b39d1dc5775b092c4f0334e41e8f2c016c81942e88dfe5271da37afb86826b19a6d2f4232d66fe7d1ac1b00425ec8af29d4beeeee292f0f919df5f6e1fffffffffffffff78c8823ee6e5747211bff4f5f3aaa4ca6640ecdcc4aa0c2a73f51397156b61e2795711b1839f51c493fdd0b1a37c4e560d9ad") setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000980)={r4, @in={{0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x9, 0xfffffffffffffff7}, 0x90) ioctl$EVIOCGLED(r6, 0x80404519, &(0x7f0000000100)=""/239) getsockopt$EBT_SO_GET_ENTRIES(r5, 0x0, 0x81, &(0x7f00000006c0)={'broute\x00', 0x0, 0x3, 0xe6, [], 0x3, &(0x7f0000000580)=[{}, {}, {}], &(0x7f00000005c0)=""/230}, &(0x7f0000000740)=0x78) flock(r6, 0x2) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000440)=0xc) setsockopt$packet_int(r2, 0x107, 0x12, &(0x7f0000000940)=0x3800000, 0x4) r9 = syz_open_procfs(r8, &(0x7f0000000d40)='net/rt_acct\x00') ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f0000000fc0)={"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"}) ioctl$KVM_SET_DEVICE_ATTR(r9, 0x4018aee1, &(0x7f0000000c00)={0x0, 0x8, 0x65, &(0x7f0000000c40)}) socket$inet6_tcp(0xa, 0x1, 0x0) 2018/03/31 00:57:18 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x81, 0x800) ioctl$KDDELIO(r1, 0x4b35, 0x8) r2 = perf_event_open(&(0x7f000001d000)={0x5, 0xffffffffffffff45, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x4, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = dup2(r0, r2) getsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000140)={0x0, 0x8}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f00000001c0)={r4, 0x6}, 0x8) r5 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r5, &(0x7f0000018000)={&(0x7f000001a000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f00005e4000)=ANY=[@ANYBLOB="180000001d00ffff00010000000000000000000000000000"], 0x18}, 0x1}, 0x0) r6 = accept4(r5, 0x0, &(0x7f0000000000), 0x800) setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r6, 0x84, 0xc, &(0x7f0000000040)=0x40400000, 0x4) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000080)) r7 = getpid() ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r7, 0x8001, &(0x7f00000000c0)=""/110) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0x7, &(0x7f0000000040)={0x100000000, 0x3b6, 0x10000, 0x1}, 0x10) accept4$alg(r3, 0x0, 0x0, 0xfffffffffffffffb) 2018/03/31 00:57:18 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:18 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000040)={0x4, 0x70, 0x1, 0x6, 0xfa2e, 0x6, 0x0, 0x4d, 0x8, 0x2, 0x1000, 0x6, 0x0, 0x100, 0x6, 0x3, 0x7f, 0x5, 0x6, 0x81, 0x3, 0x100000000000000, 0x7dd, 0x8, 0x5, 0xcb5a, 0x7ff, 0x40, 0x200, 0x8, 0x8, 0x7fffffff, 0x81, 0x0, 0x4a04, 0x7, 0xffff, 0x4, 0x0, 0x8, 0x0, @perf_config_ext={0xf5fb, 0x322}, 0x4900, 0x7, 0x3, 0x2, 0x8, 0x0, 0x10000}, r1, 0xd, r0, 0x2) get_mempolicy(&(0x7f0000000100), &(0x7f0000000140), 0x80000001, &(0x7f0000ffc000/0x1000)=nil, 0x4) r2 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x437a, 0x1) ioctl$SNDRV_TIMER_IOCTL_STOP(r2, 0x54a1) 2018/03/31 00:57:18 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000400)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000000)={0x79}) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000540)) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = dup(r0) getpeername(r3, &(0x7f0000000580)=@hci, &(0x7f0000000600)=0x80) socketpair(0xb, 0x6, 0x6, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$PPPOEIOCDFWD(r4, 0xb101, 0x0) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffff9c, 0x84, 0xe, &(0x7f0000000140)={0x0, 0xffffffffffff0000, 0x401, 0x80, 0x5, 0x9, 0x4, 0x81, {0x0, @in={{0x2, 0x4e20}}, 0x0, 0x1ff, 0x101, 0x8001, 0x4}}, &(0x7f0000000340)=0xb0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r5, 0x84, 0x22, &(0x7f0000000380)={0x8ed, 0x4, 0x2, 0x1}, &(0x7f00000003c0)=0x10) dup(r2) r6 = dup(r4) get_thread_area(&(0x7f0000000440)={0x6, 0x20100800, 0xffffffff, 0x6, 0xffff, 0x0, 0x80000000000000, 0x8, 0x5, 0xa2}) ioctl$UFFDIO_COPY(r6, 0xc028aa03, &(0x7f0000000080)={&(0x7f0000ffc000/0x4000)=nil, 0x4000}) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000200)={{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0xebb2f35e4fb92cb7}) ioctl$KVM_SET_REGS(r5, 0x4090ae82, &(0x7f0000000480)={[0x3, 0x2e9, 0xff5d, 0x2000, 0x7f, 0x6, 0x6, 0x8, 0x1, 0x3, 0x10, 0x401, 0x8, 0x81, 0xa22a, 0x8000], 0xd000}) 2018/03/31 00:57:18 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000029c0)={'gre0\x00', &(0x7f00000006c0)=@ethtool_cmd={0x48, 0x7, 0x81, 0x0, 0x81, 0x2, 0x7, 0x2, 0x8, 0x8, 0x1, 0x7, 0x3, 0x74, 0x100, 0x800, [0x5, 0x87ef]}}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000002b40)={{{@in6=@mcast1, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@loopback}}, &(0x7f0000002c40)=0xe8) r2 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x9, 0x8000) r3 = gettid() ioctl$TIOCSPGRP(r2, 0x5410, &(0x7f0000000040)=r3) sendmmsg(r0, &(0x7f00000036c0)=[{{&(0x7f0000000080)=@in6={0xa, 0x1, 0x9, @mcast2={0xff, 0x2, [], 0x1}, 0xac}, 0x80, &(0x7f0000000400)=[{&(0x7f0000000100)="2cebec5d82a0605e754b4a9c0b00026b31256ee171b22d280fb400710977dec7d45d19229e9d45be1560a273a0698f5d0a9fa53859bcc74298801b885af230dbda71e14f17061c8f6102b85280e0", 0x4e}, {&(0x7f0000000180)="824e6f73830a61df67236b1fe593481646", 0x11}, {&(0x7f00000001c0)="497c60283e86c19f10a3c842b2152f4e4b2c854c0802798ed6e69c83c80cf9bd29be044bd52a963c9efd7a7458e5256d70d3ea7d435707f1932738829c0c55b40312138eec1fcdc6a5f81439a09798fc9384c1ceb0b6228a7d0edc34dbc5e8ac8d80925bde043f5067397409def5d1d13f87046376f81e3e2e826d6198a59f5a4c107170de4efb90c7cd08387b252e877bb20332f8e942947646efffdde10bed7d4577b97462b83c0bbf227e1433b56e8baa65a1f954500c13d768b9d3056f9924644fd8747c635b4e8118c06430278e2cdc5984c0e877e8d849e711cd4f47cfbd01f7536fde65577f7f19c69a0b583fd779b7", 0xf3}, {&(0x7f00000002c0)="86e9c5cf9a509c1e47879b819e5e62d5ec4ece1564fb8867a95eb00bb24c28f84e6788feca3bde64fb6fd0f01ba4657142ba0c05d10542efc22f8ec6f73b6227f4e8b7bba59d35b7a1b8a643600adeeea5814090b2b04da5c8be09d9e592398e35d875556389c50e561adf03368b047b9d3ada0f7d2ccdf50acc953b6dfc3fef723b36759f0efb838d163a8498407a4e4ef47b1ae421cd6fa1aa41447fa24d522e1c1effcdb49749a486484ebe1c11ddbdecb79f54518ba1096f469580239e4bc2ea508d", 0xc4}, {&(0x7f00000003c0)="f380bc91c2640b1f773cae0185b7f663dd5d92dad19a64ac", 0x18}], 0x5, 0x0, 0x0, 0x4000040}, 0x80000000}, {{&(0x7f0000000480)=@l2={0x1f, 0x6, {0x8001, 0xff, 0x3, 0xa8, 0x1, 0x3}, 0x4, 0x4fc}, 0x80, &(0x7f0000000840)=[{&(0x7f0000000500)="cc877289edbfd88c43c25dc5c3814fa8f70b3e59f0db28675999e903a1a82aace2e7fef15d4366f702e11d61a37ea6cd13cac42a", 0x34}, {&(0x7f0000000540)="379c07aeb705112c294dc1e9451110a12623fbc69492bb0785390ed0c050d4e9191ea53cdb3da4660b89829407f52c10c1ac01f5d9efc8f6533f", 0x3a}, {&(0x7f0000000580)="6a85afda34ef1367e0a8fb860d6f1584d2564088a25367bdd9c556ae53580d8e6d1ff4c1161406552fe1a119cd108ccdc7ff486ac57b882d518ab6fdc627dc02a28a12518a02f3f7e9518dd149696f966f5aed2f082457fc82fdec27e10bd58ac7c15538e9a5fb2ecb86add4233bb4793f75b68e81df3ab7ee44ecaeeee376e7b5ada4a94cfc0bab9ba8f483602719d46a8c1ce45c39896fc13ddcdacd5c0c4003d6e53c41f14da8f28553ef5ea82db8f3b641c924107926e831d35faa21ff52c66448dcc37fbd9cec76a07bf85d93d850ad", 0xd2}, {&(0x7f0000003840)="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", 0x1d9}, {&(0x7f0000000700)="c187f199fd7684ff8b12698ae4bde563d6081329f1c79d2c3f31a7845927b8e4df55069d3d45d351cffb93404c91372b2c55e2d26bdcc05e8b812f1281c1a99ffe329365ef8c672d6a598f809e56836b12d3dac016e7029c0e773e79d5d20574f182fff397a5ce4bf68b71dffe61da0bf13204fe1db22519da3f1b1c74f5b965f2226a59e7af22e52b62f4d373d0e82133c04c71450668aca7adc7970f2221c353b9b249e40a273374926fb1dda1610f03013a0ceee60dd9f338416398ede433066729e5a80c515c88235c015a670a748d7407877fdcd01ac4798ba80193", 0xde}, {&(0x7f0000000800)="f4bdf43519359f42a05469a2b652ed982fae68cadcb5514fafcd2ed1ed1cfd98129c04e9e8226dff1373312396d15224b9f5770401de1f7f8699", 0x3a}], 0x6, &(0x7f0000000c00)=[{0xa0, 0x113, 0x3, "f3da9389b413c647ada6f6690cf26c27756a9d0b1f0e14917f95f2d06affbc67765b52a90c14244bbbf18934865cd8def5ffb4c2fe160db1709b1bf732bc99e5eec4f08314049c945badda28fb22622c7c201ac725593dd7909973113eb50cf712c7c92291042aa25e0e3f1f7605835816688c890da7dd5d040690fad5e107434487750ad3d812f9060095aa"}, {0xe8, 0x102, 0x401, "58a3d82712b433d717e0389d5a41b55f512d10c9e7e7829582f1d78181f0d9aa15f9f162fd40ac761b71ad8f023c3fd727f660fadfa1988927e2085a26ccaad57ac56be30365d4140060e4317d1dc4c3dffec9f563f3d9a02cea8e0102d3035d238f8f39c69bd00a766fbd6db0ce84380aaaf726cafc886d645a236e791c51d70cdcf8cb9643219eb5e81abaf6202779166bd87de519e837da8767c61610d889030c42e22231fde0d86907693ea6bcfc718778af44e9f959c624206b74dc3bbd8074b1b4786540f5b4fc77b35b14b79068"}, {0xb8, 0x115, 0x7, "53adcaa190a2a40e036cb1c26ff80c27642a496fd7e15011bde3a352bbc6efdfa6de87ea89ff8941a5c022860695b238fe45dc4ad5dc262f6659f0f21f54bacf366fc443507b23cf97a57aae54cc54f4c0c1cc48ba3dd342461522c31f7427115e609b7bb01344c3abc0bd9c74780c046e0be57ec7a6f0f14ce1eef3992595160aa9f7e566f3db0cff2afdb40eea025c3b0ed2b10397c04678a0243be84916b1619a73ff"}, {0x28, 0x29, 0x400, "306f3e703c8a609573f873ed65b5488ce3"}, {0x110, 0xd4be7b292cd6d275, 0x80, "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"}, {0x30, 0x3a, 0xe0, "23db1e6bcf406e6740c6effd6cee0a06b93cf5c855b72e868b1dcdb3"}], 0x3a8, 0x4080}, 0x4}, {{0x0, 0x0, &(0x7f0000002040)=[{&(0x7f00000008c0)="711032c6725fb05e63f1015de109875085d990a4fbe33fb4e87bdbd0cf7d1409558deb4edb79cbabab9e4df625e1c04b6919b5d8b31fa79d1394cfb90d6772c7f2d3b71b15b1fcaeebe93d163ba158cfb4f7fbe2729cddd9bcf204643652a7e1ffaf97e5396bc47b5e75267ef59504b22bdb47053e271c8c9db429c6d097eddc15702809eddeac42f19a999cb9f6bdc1417522e713bcb210839acc09c17cba57e07c4cc39dba399f2682d31e71021b3071a18a849b9dd498c200e6431d82df573145f3fce4b7240441e73d0a38b52af57f316bd9c8c6eb68cc830f7f134b76ec6c", 0xe1}, {&(0x7f00000009c0)="4971fa9d028acffa77cf6b6b1c4fb1f25aa7fcdcb7bdd4b60fce5853c27466e365b907f866e205e1ae01da4a", 0x2c}, {&(0x7f0000000fc0)="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"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"}, {0x68, 0x0, 0xfffffffffffffffe, "4a42033f65ae979794a2e5938202880b7e423bdaf0115edfa2772cdd7a405a59184f9d4f9173786ac2c50862bf62de4aed2ddf124010982ebd73b52825f09c6afa16154fece499a01ba409182b586a312babb3"}, {0x40, 0x11f, 0xffffffffffffbfa0, "20edc529092eb740cdcac85fef314f82a9ea475ed68690e0b0c53679adf921686bc3af47768725e9b68154cfd477"}, {0x10, 0x0, 0xa042}], 0x438, 0x4000000}, 0x3}, {{0x0, 0x0, &(0x7f0000002680)=[{&(0x7f0000002500)="9aafdcbcd2a5657e22f35209aaef573d56879102969f38f72aa7165c738b0a00eb14131590df899ae505a74abfb6565862f8adb8f1ebb8819a44f62a2faa", 0x3e}, {&(0x7f0000002540)="e177d41d4d35e30a8178e3c8a86e1d46e39f8514be618b1e220cf5c9ef6ded4f6159eff0cdf659465363ecd479df755e1971adbe5400989704b1a9cc7fc6d8b08a0298bdf4eda55a8f010a9e22978719a8a0c371c2b37b03312524a5a335c66177a0d498eaf174e06eecbb9e88961e43e792ecea791cfc7cab60eb9d30bd35794b32b1706b6c5547438e9b0865e6426a8008718ffb032f58e42e25740f3d772a57484d2acd9042ed7492af417f2ab1cb04c4328fe3324160a9ea8246c2453020ffc129847940f9918e25c92b380008991e17890ab9503bcd9343ea7bcf612ef8", 0xe0}, {&(0x7f0000002640)="1f5b1dbd557397ee22f4455095cedf1d431abaab9e33cf4d75711e77b407554ebdc219746e8159839a0c0d0ab069ed147e21da85265611c8b0991e66441c465e", 0x40}], 0x3, &(0x7f00000026c0)=[{0x108, 0x103, 0x3, "5617a680952605ca299b65c9d5912ffd7268e6eb733b38c8e977eef52489cd336d2658b2eb7ef2fc31f600c29df8d536eed9af7e1d03e2f16fef11f147a97531436e627bcbeb179b2956237706815e831c1821cbf2102f26530c0ddb8a0362ca0e3875d3a54a010dbbfec8bfae516011c8a6a449caf59e6f0e443ff113eb9829386268c6c242643f1d7d278714ad534b97560a3536efdd42602953e15dd606ea70e50f5278b73c73ba6c6ebfaf138f55412fc0d9ece2526aa9828b503c2d32daa6e8bed8dc0656d5cbb676dc02b1d23bbcd8bab7959f97e98e22958482522556fb6349fa440c234fd1397a67eddfb805d4494a18ca"}, {0xb8, 0x10b, 0x200, "9ba3d760782f536e9bd35cbf1348ff5603ba93abb7e454c3816b702051e553cacade992b2c23806b1132ec4fb978c84e07cf8708cb27e03b7778a566a1445334bd4f0332c1437c8d111ee61199e31f92d0bc6bbbb80df470a98663dafa3df87a319279b0652fbfeb11bf84578229a2bfc2786c633eeeb3168dcac94c73f899e14e450c3bb852ea11756515b88ecef099da099b5a2c55b4fdec1342b236e969db3d9c22"}, {0x30, 0x0, 0x203, "ea304103e822a8c801b0fd5bb7787597acafc84a7bde55990266b975b13d6f52"}, {0x20, 0x0, 0x200, "8b4430fced87dd7ee9"}, {0x20, 0x11d, 0x8, "23c986634863c79f311917"}, {0xa8, 0x18d, 0xffffffffffffffff, "8c35dfa1bcb86ed0dcc3337e3584c7068af6510464dece3620fdad6563838792cfe0e13ec89a5b20199c5b44a19102c495ccf85cc428313b1b4da8e3514e364c3f283f8407896f7b1b31934d38b5a9d374bea406effac51365e27086e1a95a397f1892d86ca5de66a5cdb1784fa6ade03548528af04ffa71adf65f606fe4b3d82bc29f8262d2485f6c48ee2c2741fc03bd0f8be9d23c53"}], 0x2d8, 0x40000}, 0x1000000000000}, {{&(0x7f0000002c80)=@can={0x1d, r1}, 0x80, &(0x7f0000003200)=[{&(0x7f0000002d00)="3cf579bee9eaec99d8f379a50edb75d2bb9601498947f1653f403fb7", 0x1c}, {&(0x7f0000002d40)="c852f7bd136ec668e2f27ed02a560db38450966edcc25f3d40d0b72376b2c06f59e8cf475444f43e33238e5dd4b967b947a47646ade2190849ebfba3083bc88dc13c9885cbbf9497f485180b142105383a2ce4556425c0ab16da0c69b27485fe300d734a05ec9e7023569780b01183c9faab2413527ca9c2a1a7517c3034d1ec0646fd7fa6119a55dba42bc5a99f69", 0x8f}, {&(0x7f0000002e00)="3770bdffd0fad4f9bab8e0cc8402ca523e57caf8b6c28740ab5c2c7e9163e3d6978f98629f0a32a9b5521a", 0x2b}, {&(0x7f0000002e40)="a86e08640c0f8061adbfe9c6555fd9cd8fde2ecc331c20df128106a8180c3db63a5867d5bf0e2a39caf3a9f3345b8aabc2b462226b8102b5773bd5fe0f3e093134dccb0facc4325c76dffcef515282f2edc8f8a49093df34d8c1a7bfc6329d255ed1d46e81d872c5e508064181b47e2e2b360605979891d0224ad7368947d385f7d60c18e47d6cb5b701210216042f4d6cc47a481a176ff0415ec2e3529812dd3671bf568fef782eab23f379a2ab9acb8b3f0c9e74d5ecd9763f7331ed24b58fb23f81687c01d686fbde4669addb", 0xce}, {&(0x7f0000002f40)="3835cad47c1e7d5476fdd86337faa58bdd32128757895a5b159b66fb7f4eadc5e1c6f3847a7317a19a13d577f89b54bd166b6c4612abc9f6ed43e85289c7d98dd59769ce7772f1f0e88e6943ffd4786ba5fc830d32d8ead1586128b4894d558f412ba861476d048a9a3ad85dcc5f1e2a2d2486ab81d8caf1e29e7cd101cc4d941b06", 0x82}, {&(0x7f0000003000)="2452b8e451cc8ad46544e823283fca834bbf40307c95c7f47825eacde974", 0x1e}, {&(0x7f0000003040)="2c576377bcc3af9702df033af76c5242fb11577aba0fe3b02903ede1606ca8c7afe5c7f6fca966604356bb0ddc351772062d863658245040b47def2091bac155c46cb2d86becf4ab9d185e5b3be527dce5c91ae117aa62018fc1de1d49fae3f8af29e4f08f45ca410db6", 0x6a}, {&(0x7f00000030c0)="10f972635a47dd11eb6b83f16f4c1babc3175ef6dcbcaf1a062b75726531c233c411d466ce7f60b611bd696df8a8add7871016915a652773b88feb", 0x3b}, {&(0x7f0000003100)="bafbaa7adcde674e1e838c45c4339409a973e1e3d133f4cb32a9e4a6511ce09556d2575a946a002b3f23c611dbe534894af1820d04bb1643e477d5248b54cfeceb9af502246a252ea4b465a43b93e0333e127701570cfea06c9f52b1823ee000b5dc252651498e7857912e6a65b7e4f38d8ac5ef5a8ebdc4fdc6ceb6900df2ee323421be2c7b558be1423dd5f899b8b3c648a9d6d5d9a806e5625ef7ffe4177252a24df26629422e373197e1712e75601b47899141eabe7477993d2cefe0ec496247d5f35612c7761cdf9bf2b047e1", 0xcf}], 0x9, 0x0, 0x0, 0x4050}, 0xe6b}, {{&(0x7f00000032c0)=@rc={0x1f, {0xffffffffffffff39, 0x3f, 0x9, 0x7, 0x6}, 0x6}, 0x80, &(0x7f0000003340), 0x0, &(0x7f0000003380)=[{0x110, 0x114, 0x2, "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"}, {0x40, 0x103, 0x401, "bc76217a671c40064e2b7d4c2e52a90ba163dd5e650c0e96b8aa5af86972ec34472d4094eaf57fb2cd"}, {0xe8, 0x116, 0x4, "f9f27b43554b877db58f18030ba532e98193f40345ad979270f44c6bd341011bacda6128a2883c288e8e89a7792f71806ee449d1bacd1e00ad9fb1bacfded01e43f3074e774ccd3594c5bca68d49f50d641334c1014efa5932c97492fd79435caa6acf9c41003c0f13ebc8f69ff9910799c761319ff412198246dd0b4f48ad2cc019531175fcbfe029469984a148e3969aa8e45a028f3d245702d5bdf1a9a3ef7ae9d3dd11c3517fab21b592c0032e1c5ff79028d86056f5c694223621066a8c2f0ec776a9065e7806ed7a1e58220cab93c96062"}, {0xd8, 0xff, 0x7, "77459b12142aaffd874252af7ed871df24d4da824d0cb5e29818e2fc777bd661d18a31887f8e900c9db3cb40e8b1743bf0a2bcaaef776b9be7f9c0ddcc9791969dd61e0cd392ec9c5aefd4c6503afcc6580d741635f888943137717aa284e132f855ff3eeef0966ce9103ab3ccedc99e4322b2dc1dda592c472ad53c823f08734e57d0727d20129f981474c9c03567749599d8f99f784e30f6ace7c786702c357684cfff4ea199f9cc4a5737d215909d4ac58f58285c1794b90f769814bc9f9537"}], 0x310, 0x8045}, 0x34}], 0x6, 0x8004) [ 366.251561] FAULT_INJECTION: forcing a failure. [ 366.251561] name failslab, interval 1, probability 0, space 0, times 0 [ 366.263012] CPU: 1 PID: 22638 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 366.270380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 366.279731] Call Trace: [ 366.282311] dump_stack+0x194/0x24d [ 366.285924] ? arch_local_irq_restore+0x53/0x53 [ 366.290576] ? __save_stack_trace+0x7e/0xd0 [ 366.294889] should_fail+0x8c0/0xa40 [ 366.298591] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.303677] ? kasan_kmalloc+0xad/0xe0 [ 366.307549] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 366.313261] ? alloc_fair_sched_group+0x267/0x530 [ 366.318086] ? sched_create_group+0x35/0x70 [ 366.322398] ? cpu_cgroup_css_alloc+0xe/0x30 [ 366.326790] ? vfs_mkdir+0x390/0x600 [ 366.330486] ? SyS_mkdir+0x220/0x2a0 [ 366.334195] ? do_syscall_64+0x281/0x940 [ 366.338244] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 366.343604] ? find_held_lock+0x35/0x1d0 [ 366.347655] ? __lock_is_held+0xb6/0x140 [ 366.351706] ? check_same_owner+0x320/0x320 [ 366.356029] ? rcu_note_context_switch+0x710/0x710 [ 366.360948] should_failslab+0xec/0x120 [ 366.364911] kmem_cache_alloc_node_trace+0x5a/0x760 [ 366.369925] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 366.375189] ? find_next_bit+0xcc/0x100 [ 366.379152] alloc_fair_sched_group+0x1f0/0x530 [ 366.383811] sched_create_group+0x35/0x70 [ 366.388296] cpu_cgroup_css_alloc+0xe/0x30 [ 366.392516] cgroup_apply_control_enable+0x44d/0xbc0 [ 366.397611] ? cgroup_propagate_control+0x570/0x570 [ 366.402616] ? css_populate_dir+0x289/0x420 [ 366.406925] cgroup_mkdir+0x56f/0xfc0 [ 366.410712] ? __lock_is_held+0xb6/0x140 [ 366.414764] ? cgroup_destroy_locked+0x750/0x750 [ 366.419506] ? rcu_read_lock_sched_held+0x108/0x120 [ 366.424506] ? kmem_cache_free+0x258/0x2a0 [ 366.428735] ? set_nlink+0xc1/0x160 [ 366.432347] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 366.437261] ? generic_permission+0x105/0x3c0 [ 366.441748] ? cgroup_destroy_locked+0x750/0x750 [ 366.446923] kernfs_iop_mkdir+0x153/0x1e0 [ 366.451066] vfs_mkdir+0x390/0x600 [ 366.454603] SyS_mkdir+0x220/0x2a0 [ 366.458132] ? SyS_mkdirat+0x2b0/0x2b0 [ 366.462008] ? do_syscall_64+0xb7/0x940 [ 366.465976] ? SyS_mkdirat+0x2b0/0x2b0 [ 366.469851] do_syscall_64+0x281/0x940 [ 366.473721] ? vmalloc_sync_all+0x30/0x30 [ 366.477948] ? _raw_spin_unlock_irq+0x27/0x70 [ 366.482428] ? finish_task_switch+0x1c1/0x7e0 [ 366.486910] ? syscall_return_slowpath+0x550/0x550 [ 366.491822] ? syscall_return_slowpath+0x2ac/0x550 [ 366.496843] ? prepare_exit_to_usermode+0x350/0x350 [ 366.501845] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 366.507193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.512030] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 366.517204] RIP: 0033:0x454e79 [ 366.520378] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 366.528070] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 366.535324] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 366.542580] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 366.549834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 366.557099] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000001f 2018/03/31 00:57:19 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x3, 'lo\x00'}, 0xffffffffffffff28) 2018/03/31 00:57:19 executing program 6: pipe(&(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fgetxattr(r1, &(0x7f00000000c0)=@known='security.capability\x00', &(0x7f0000000100)=""/254, 0xfe) fcntl$getownex(r1, 0x10, &(0x7f0000000540)={0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000580)={{{@in=@rand_addr, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in6=@mcast1}}, &(0x7f0000000680)=0xe8) getgroups(0x2, &(0x7f00000006c0)=[0xffffffffffffffff, 0x0]) r6 = gettid() getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000005500)={{{@in6, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@loopback}}, &(0x7f0000005600)=0xe8) fstat(r1, &(0x7f0000005640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmmsg$unix(r0, &(0x7f0000005780)=[{&(0x7f0000000000)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000000500)=[{&(0x7f0000000080)="3d0d7992e5fe7cb5752ab0f8c0c4a25e7780cf865a633a992ad0074d4261e22bd2f9e751d8b1df", 0x27}, {&(0x7f0000000300)="d25dced29d31b214cd3f5e09edc782486745331ab09f37ca9822c2cf1dc03f6a9e1944d3d164e67c769daef2fb2ea4cce48290f50fa29bb885bfe6100f7d312056661f7b7e1f52ecc06527d24a10435b2745ae7918398c4f55b9b25bb738893115d2aad7b5186ae81d60fc7a71411b82e8e3abfe9def03473e1d42701ad09be482aa5c8a074289ffef13e8273ffcecfece808c8a3037b9391039abe1abb104715ea8d321bf87ab88fc2f4f68b77334927b69e4031b15c1e5f051aa433cc0997b1dc5708a990cb29427c365165b0e3cb6106569e80188b9cf00dcaf16aecae2ea80c3ca3122e17708cf4468cdd9", 0xed}, {&(0x7f0000000400)="9dbaf29b7685fcb211d5eb904617e7b1d6261a8c4643bca8232ea9ce88cdae78556dbc9b09050a172391397c9c41bdbd3249bbe7a68c1ceec404bb5089a6f8fc9cf63a1aed0e765f563c0682fee7c5ab62cf6fd9b530ea565cc58412ca5b0916b0e81eb3f73a7c7e0833442f402e97347c2ff2df440c865d6540e425adf24ae016321a1856dee86734e055f93f876730a83eae517bc42e0e3e600caffdc37caa0f05759cbdda0aac18119f4218cf2f6216462d04ffc1d19847f3b15b40a11e1000907477078a240b9b3a73a0d6d12811913bb01d52106a29", 0xd8}, {&(0x7f0000000200)="01c947d091b5f3e84b0f787272e665c7d52c10899503642bdb620b8c544b8c17d9600c647a1ac23c65ce477ef539ea87152fefdee16be52fa830dc3ba769762558de1d7389fda874216f335adcac9e7f906b2bcf136736ce678f9603cb6dc612fc52a97b459678a1e59f4687b35afc3e97a14f065b6e264deefadf906ceddf26c361e53981ef7c6a1db23a975cbd4f43165cc3aacaf6e80db7f15128ed904c47914d1c08b1e09cc1620c8fe34351f58703", 0xb1}], 0x4, &(0x7f0000000700)=[@rights={0x28, 0x1, 0x1, [r1, r1, r2, r1, r2, r1]}, @rights={0x38, 0x1, 0x1, [r2, r0, r2, r2, r0, r2, r0, r0, r2, r2]}, @cred={0x20, 0x1, 0x2, r3, r4, r5}], 0x80}, {&(0x7f0000000780)=@file={0x1, './file0\x00'}, 0x6e, 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{&(0x7f00000040c0)="d0fdf7e3660f0e609f4bfe75ae08f13c5d30ef9fb2fd693e3c65dcec2ef37b9511e27e80cdcb5c11", 0x28}, {&(0x7f0000004100)="5e90845bfd7aeb27ad175d60c33cb19ab4be6f802ee188cee7d73eb26745fb6fb61479b9b5ab64bc4160773b5e10568cbcbe0efc7994dbf211cf9a02e3036bd4b2bbba93e8054a4597ec3fc7889e42e2247c3699de3dcf4f995483b5f01136e0334c697438afcf3353d235ef3a11a1ba7e0ebaaeac8d07ea7c531d9dfea1ef0a556c8341ba3fc2eeeff0d217e0d6893f7ac68103ff99ef02f44fa527b56987a436ae36407db74453a5", 0xa9}, 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", 0x1000}, {&(0x7f00000051c0)="f138b4af7b0ffb5865960060ceb5b4bc489e05f8df7d2a89291004e7105941d56cec2c56e3da1e86575661d7b6d51f1278a02bdae0afc5bf2779a52814e929d5fba0c3bc9c84e23cb187efa7ed92e3d8d40d6aef84df23ea587422cc1f7c8b11a7dc1843d79a04db958bf24a63ebabdd52037e3530d74dfedb6df8a88db2030e1b7767b9296138d592219556cf0aad84f7367662c405f8ed462023d1299534fa60751465a2bc76e3090a4d4e59938c8401d67911c60787d7ab0d3991c2601c51d4e8138698b1ee1df05861e421", 0xcd}, {&(0x7f00000052c0)="b80f1600c9e2fbe9bec6070fb16a1ca189606db1987060a9f588fa4b0fc3d48318168e25ae16ca365db4e3f1825da3ed271a09be3d395fb8942901f933909a4b536fccdda1dace46890b496a56772e215bc978a2314c006b29e9042458d02057fa049f8046e74bea", 0x68}, {&(0x7f0000005340)="3fa53c53b5f6be8936e360c924225cbd1c063ff87bab1f55197f71feb6e5e83bad408ed2c655dfffdf220668c95197522c960f1aac6e0e3ae37786eff3f48a6d97dbb3b9d24bacae46dfba84ed01bfd012189cce5558c24eb60b6b08bd83044bab60cc3638465450c958fae2cc0449ae6031fcd6d413d87d1dd5e90bcdd9aca5d6bb9c813fdbfa94b48e547b0f760f5cea1d0d0794e83f1692a98b160da977b5e5ec4fe812c4a63dbc7f60afd80c2f0f9dac847ea426c3f1de5dfb4c84a19400c9c258f73069be256dd12f5403c9", 0xce}], 0x9, &(0x7f00000056c0)=[@rights={0x20, 0x1, 0x1, [r0, r1, r0, r0]}, @cred={0x20, 0x1, 0x2, r6, r7, r8}, @rights={0x28, 0x1, 0x1, [r0, r2, r2, r0, r2]}, @rights={0x28, 0x1, 0x1, [r0, r2, r2, r2, r0]}], 0x90, 0x14}], 0x4, 0x400c801) 2018/03/31 00:57:19 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x3, 0x1) setsockopt$netlink_NETLINK_RX_RING(0xffffffffffffffff, 0x10e, 0x6, &(0x7f0000003000)={0x0, 0x0, 0x2}, 0x10) r1 = add_key$keyring(&(0x7f0000000200)='keyring\x00', &(0x7f0000000240)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, 0xfffffffffffffffa) socket$inet(0x2, 0x800, 0x7ff) add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x0}, 0x0, 0x0, r1) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000280)='/dev/hwrng\x00', 0x8000, 0x0) r3 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x0, 0x800) accept$alg(r2, 0x0, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000080)=0x56, 0x4) setsockopt$inet_MCAST_LEAVE_GROUP(r0, 0x0, 0x2d, &(0x7f0000000140)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x90) 2018/03/31 00:57:19 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f00000001c0)='ip6_vti0\x00', 0x10) getsockopt$netrom_NETROM_IDLE(0xffffffffffffffff, 0x103, 0x7, &(0x7f0000000140), &(0x7f0000000200)=0x4) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000180)='/selinux/enforce\x00', 0x0, 0x0) mkdir(&(0x7f0000639000)='./file0\x00', 0x0) r0 = creat(&(0x7f0000df1000)='./file0/bus\x00', 0x0) fcntl$lock(r0, 0x7, &(0x7f0000027000)={0x1}) unshare(0x40600) fcntl$lock(r0, 0x7, &(0x7f0000876000)={0x1}) r1 = gettid() timer_create(0x0, &(0x7f000083afa0)={0x0, 0x12}, &(0x7f0000fd7000)) timer_settime(0x0, 0x0, &(0x7f0000d07000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000040)=r0, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) tkill(r1, 0x1000000000016) sendfile(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000640), 0x0) munmap(&(0x7f0000309000/0x1000)=nil, 0x1000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) 2018/03/31 00:57:19 executing program 7: r0 = memfd_create(&(0x7f0000000540)='\x00', 0x1) r1 = perf_event_open(&(0x7f00000005c0)={0x7, 0x70, 0x8, 0x9, 0x81f6, 0x8, 0x0, 0xfffffffffffffe01, 0x142, 0x1, 0xff, 0x3, 0x6, 0x0, 0x4, 0x5, 0x100000000, 0x8, 0x6, 0x9, 0x1, 0x8, 0x0, 0x800, 0x7, 0xfff, 0x0, 0xf4ca, 0x7, 0x4, 0x7, 0x800, 0x3ff, 0x0, 0x2, 0x7ff, 0x0, 0xffffffff00000001, 0x0, 0x3, 0x2, @perf_bp={&(0x7f0000000580), 0x1}, 0x10000, 0xfd, 0xb6, 0x7, 0x6, 0xf21, 0x976}, 0x0, 0x5, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000180)='/selinux/enforce\x00', 0x24201, 0x0) tee(0xffffffffffffffff, r2, 0x40, 0x0) ioctl$fiemap(r2, 0xc020660b, &(0x7f0000000800)=ANY=[@ANYBLOB="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"]) fallocate(r2, 0x11, 0x0, 0x8000000) ioctl$DRM_IOCTL_GET_CAP(r2, 0xc010640c, &(0x7f0000000000)={0x4, 0x8}) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0xcc, &(0x7f00000002c0)=0x1000000, 0x4) r3 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) clone(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000040), &(0x7f0000000080)) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/sys/net/ipv4/vs/schedule_icmp\x00', 0x2, 0x0) perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd2, &(0x7f0000000780)={{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc]}, 0x5c) r4 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r4, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) pause() ioctl$VHOST_SET_MEM_TABLE(r4, 0x4008af03, &(0x7f0000000000)=ANY=[]) bind$netlink(r3, &(0x7f0000000500)={0x10, 0x0, 0x25dfdbfe}, 0xc) syz_open_dev$dspn(&(0x7f00000004c0)='/dev/dsp#\x00', 0xfff, 0x301000) r5 = eventfd2(0x0, 0x0) ioctl$VHOST_SET_LOG_FD(r4, 0x4004af07, &(0x7f0000000000)=r5) r6 = syz_open_dev$usbmon(&(0x7f00000006c0)='/dev/usbmon#\x00', 0x200, 0x200000) migrate_pages(0x0, 0x6a, &(0x7f0000000640)=0x2, &(0x7f0000000680)=0x3f) ioctl$VHOST_SET_VRING_ADDR(r4, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x1, &(0x7f0000000200)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f0000000080)=""/199}) ioctl$VT_SETMODE(r3, 0x5602, &(0x7f0000000280)={0x2, 0xfffffffffffffff7, 0xfffffffffffffeff, 0x9, 0x80000001}) ioctl$VHOST_SET_VRING_KICK(r4, 0x4008af20, &(0x7f0000000040)={0x0, r5}) get_thread_area(&(0x7f00000001c0)={0x7, 0x1000, 0x5000, 0x5, 0xfff, 0x2, 0x4, 0x6, 0x1ff, 0xfffffffffffff3c2}) getpgrp(0xffffffffffffffff) setsockopt$inet6_MRT6_ADD_MFC(r6, 0x29, 0xcc, &(0x7f0000000300)={{0xa, 0x4e22, 0x101, @loopback={0x0, 0x1}, 0x2}, {0xa, 0x0, 0x87, @mcast2={0xff, 0x2, [], 0x1}, 0x8000}, 0x5, [0x0, 0x2, 0x2, 0x1, 0x5, 0x6, 0x6, 0x3f]}, 0x5c) 2018/03/31 00:57:19 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:19 executing program 0 (fault-call:10 fault-nth:32): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:19 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x4004) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000180)='/dev/cuse\x00', 0x94001, 0x0) getsockopt$inet6_dccp_int(r1, 0x21, 0x3, &(0x7f00000003c0), &(0x7f0000000400)=0x4) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f0000000040)={0x8000, 0x0, 0x0, {0x77359400}}) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rfkill\x00', 0x40000, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000280)={0x0, 0x8c}, &(0x7f00000002c0)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000300)={r3, 0x0, 0x10000, 0x3855fdc9}, &(0x7f0000000340)=0x10) ioctl$SIOCGIFHWADDR(r2, 0x8927, &(0x7f0000000380)) r4 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x51, 0x100) getsockopt$netlink(r4, 0x10e, 0x3, &(0x7f0000000200)=""/83, &(0x7f00000000c0)=0x53) ioctl$TIOCGSID(r2, 0x5429, &(0x7f0000000440)=0x0) sched_rr_get_interval(r5, &(0x7f0000000480)) setsockopt$inet_sctp_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f00000001c0)=0x7, 0x4) 2018/03/31 00:57:19 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) [ 366.690274] FAULT_INJECTION: forcing a failure. [ 366.690274] name failslab, interval 1, probability 0, space 0, times 0 [ 366.701648] CPU: 0 PID: 22670 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 366.709106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 366.718470] Call Trace: [ 366.721076] dump_stack+0x194/0x24d [ 366.724721] ? arch_local_irq_restore+0x53/0x53 [ 366.729412] ? __save_stack_trace+0x7e/0xd0 [ 366.733756] should_fail+0x8c0/0xa40 [ 366.737480] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 366.742594] ? kasan_kmalloc+0xad/0xe0 [ 366.746491] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 366.751776] ? alloc_fair_sched_group+0x267/0x530 [ 366.756624] ? sched_create_group+0x35/0x70 [ 366.760953] ? cpu_cgroup_css_alloc+0xe/0x30 [ 366.765370] ? vfs_mkdir+0x390/0x600 [ 366.769089] ? SyS_mkdir+0x220/0x2a0 [ 366.774133] ? do_syscall_64+0x281/0x940 [ 366.778238] ? find_held_lock+0x35/0x1d0 [ 366.782311] ? __lock_is_held+0xb6/0x140 2018/03/31 00:57:19 executing program 3: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rtc\x00', 0x121000, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffff9c, 0x84, 0x66, &(0x7f0000000040)={0x0, 0x5}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f00000000c0)={r1, 0xdf, "8c45765280c4e5b22c28902045255db8a41a8d372c257b5d2e983f5ab7b906856775a9d8e5be0451856d3478f0384ca051814effe6f996e5c1d78c172e32aef57e22c3ee6612d1ee31ee00ca40818fe530cedcdd77a7b8f115aa1ebbfe8f822aa49e5daecddc02ffa1e68e3de0b38beb118d5ec6a5ca70f6b27e232db1d8828074fb1884ab61a5b4cd34f38cc3226620ee5ba4e76d1bcd7c97046f15f7bbe38ffbc1d3ef1f26df11d6f6c55a657e79fe5e22e3c3709e81cf201c2db1ad0546d9e958b2f3cee26139c332ab58327ec8568d2d260c0990f22cf747d994ebef53"}, &(0x7f00000001c0)=0xe7) r2 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r2, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:19 executing program 5: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000000000)={0x0}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffff9c, 0x84, 0x9, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e21, @rand_addr}}, 0xf0ad, 0x5, 0x80000001, 0xfffffffffffffffc, 0x10}, &(0x7f0000000140)=0x98) getsockopt$inet_sctp_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000180)={r1, 0x0, 0x80000001, 0x9, 0xffffffff, 0x5, 0xd5, 0x7, {r2, @in6={{0xa, 0x4e22, 0x1f, @mcast2={0xff, 0x2, [], 0x1}, 0x9}}, 0x3d, 0x0, 0x0, 0x1, 0xfffffffffffffffe}}, &(0x7f0000000240)=0xb0) unshare(0x28020000) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000300)={r3, 0x1}, &(0x7f0000000340)=0x8) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000380), &(0x7f0000000440)=0x8) socketpair(0x10, 0x4, 0xffff, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$netrom_NETROM_T2(r4, 0x103, 0x2, &(0x7f0000000400), 0x4) unshare(0x2c020000) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000280)={0xffffffffffffffff}) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r4, 0x40505331, &(0x7f0000000480)={{0x7823, 0x1}, {0x2, 0xff}, 0x908, 0x5, 0x3}) setsockopt$inet_sctp6_SCTP_RTOINFO(r5, 0x84, 0x0, &(0x7f00000002c0)={0x0, 0x400, 0x2e48, 0xffffffffffffff7f}, 0x10) [ 366.786648] ? check_same_owner+0x320/0x320 [ 366.790990] ? rcu_note_context_switch+0x710/0x710 [ 366.795936] should_failslab+0xec/0x120 [ 366.799918] kmem_cache_alloc_node_trace+0x5a/0x760 [ 366.804945] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 366.810236] ? find_next_bit+0xcc/0x100 [ 366.814237] alloc_fair_sched_group+0x1f0/0x530 [ 366.818953] sched_create_group+0x35/0x70 [ 366.823112] cpu_cgroup_css_alloc+0xe/0x30 [ 366.827358] cgroup_apply_control_enable+0x44d/0xbc0 [ 366.832486] ? cgroup_propagate_control+0x570/0x570 2018/03/31 00:57:19 executing program 3: socket$inet(0x2, 0x6, 0x0) [ 366.837528] ? css_populate_dir+0x289/0x420 [ 366.841866] cgroup_mkdir+0x56f/0xfc0 [ 366.845700] ? __lock_is_held+0xb6/0x140 [ 366.849784] ? cgroup_destroy_locked+0x750/0x750 [ 366.854551] ? rcu_read_lock_sched_held+0x108/0x120 [ 366.859984] ? kmem_cache_free+0x258/0x2a0 [ 366.864230] ? set_nlink+0xc1/0x160 [ 366.867863] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 366.872796] ? generic_permission+0x105/0x3c0 [ 366.877577] ? cgroup_destroy_locked+0x750/0x750 [ 366.882347] kernfs_iop_mkdir+0x153/0x1e0 [ 366.886519] vfs_mkdir+0x390/0x600 [ 366.890077] SyS_mkdir+0x220/0x2a0 [ 366.893631] ? SyS_mkdirat+0x2b0/0x2b0 [ 366.897529] ? do_syscall_64+0xb7/0x940 [ 366.901680] ? SyS_mkdirat+0x2b0/0x2b0 [ 366.905565] do_syscall_64+0x281/0x940 [ 366.909442] ? vmalloc_sync_all+0x30/0x30 [ 366.913579] ? _raw_spin_unlock_irq+0x27/0x70 [ 366.918061] ? finish_task_switch+0x1c1/0x7e0 [ 366.922545] ? syscall_return_slowpath+0x550/0x550 [ 366.927466] ? syscall_return_slowpath+0x2ac/0x550 [ 366.932385] ? prepare_exit_to_usermode+0x350/0x350 [ 366.937749] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 366.943103] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 366.947941] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 366.953119] RIP: 0033:0x454e79 [ 366.956298] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 366.963997] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 366.971258] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 366.978517] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/03/31 00:57:19 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) pipe(&(0x7f0000000180)={0xffffffffffffffff}) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc\x00', 0x101000, 0x0) linkat(r1, &(0x7f0000000040)='./file0\x00', r2, &(0x7f00000000c0)='./file0\x00', 0x400) [ 366.985774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 366.993033] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000020 2018/03/31 00:57:19 executing program 5: timer_create(0x0, &(0x7f0000cd0000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f000001bff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r0, 0x5452, &(0x7f0000be0000)=0x5) fcntl$setsig(r0, 0xa, 0x15) poll(&(0x7f0000b2c000)=[{r1}], 0x1, 0xfffffffffffffff8) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='cpuset\x00') getsockopt$inet_opts(r2, 0x0, 0xd, &(0x7f0000000040)=""/4096, &(0x7f0000001040)=0x1000) r3 = dup2(r0, r1) r4 = gettid() fcntl$setown(r3, 0x8, r4) r5 = semget$private(0x0, 0x4, 0x741) semctl$SEM_INFO(r5, 0x3, 0x13, &(0x7f0000001100)=""/212) connect$nfc_llcp(r2, &(0x7f0000001080)={0x27, 0x0, 0x2, 0x5, 0x2, 0xfffffffffffffffe, "124fa01e3005f658884b1018d57c35c1a0d5cbed10ee901d5ea5123b1e3d9cbf2bd1b75c2c10a32ebc07035917d18a670fe1409d3825302b83df0c4c939359", 0x2b}, 0x60) tkill(r4, 0x16) 2018/03/31 00:57:19 executing program 6: r0 = syz_open_dev$binder(&(0x7f00000000c0)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000600)=0x0) perf_event_open(&(0x7f000025c000)={0x4, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x4, 0x0, 0x0, 0x400, 0x0, 0x0, 0x0, 0x0, 0x9ecf, 0x0, 0x2}, r1, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet_mreqsrc(0xffffffffffffffff, 0x0, 0x0, &(0x7f00000002c0)={@remote, @multicast2, @multicast2}, &(0x7f0000000300)=0xa) r2 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffd) r3 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, r2) r4 = add_key$user(&(0x7f0000ef5000)='user\x00', &(0x7f00008fa000)={0x73, 0x79, 0x7a}, &(0x7f0000537ffd)="0003", 0x2, r3) r5 = add_key$user(&(0x7f0000688000)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000780)="b33ab76079ebe0d14fe6a2b6729cd653e520d29ad7ef0000800000000044c2490000000001000000d6ed266ccf597f8002e904526972ef70995bf2e8e0ecd3fff32853747eda22d266f4492d27e0ec828ce0e365a0e6b9485f2d925493f62113e33e5f5b07e5849d2e875b066cd6401d36616fe0f3c3002801b4627ee7597689525e8e81f750a86eb580fb4690ea52246b0004000091f944edb74b1f50ae08c5387ed8fd0598b600579f3af3f864e1c324f6928f6672f98f7e149bd61bd78b506e8bd69b02620d72ea326556ce5ce1c0c75d96ac0000000000000007480192b6fb8e06a9237d7eb0d0cf97621525f9d93fda4f21f69d9d101500000000000000000000000000000000", 0x109, r3) r6 = request_key(&(0x7f0000a98ffb)='user\x00', &(0x7f0000626000)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000dde000)="2f6465612f7675746f66730719", 0x0) keyctl$dh_compute(0x17, &(0x7f00004c8ff4)={r4, r5, r6}, &(0x7f00005cd000), 0x0, &(0x7f000010c000)={&(0x7f0000bf4ff3)={'ghash-generic\x00'}, &(0x7f0000000000)}) getsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000200), &(0x7f0000000240)=0x8) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000140)={0x0, 0x1}, &(0x7f0000000180)=0x8) unshare(0x40000000) setxattr(&(0x7f0000000540)='./file0\x00', &(0x7f0000000640)=ANY=[], &(0x7f00000005c0)='IPVS\x00', 0x5, 0x3) r7 = accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) splice(0xffffffffffffffff, &(0x7f0000000240), r7, &(0x7f0000000280), 0x5aa9, 0xb) socketpair(0x15, 0x5, 0x3ff, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000200)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r8, &(0x7f0000000440)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x14, r9, 0x8, 0x70bd2b, 0x25dfdbfc, {0x9}}, 0x14}, 0x1}, 0x40) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000040)={0x0, 0x6}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000340), &(0x7f0000000380)=0x8) getpeername$netrom(r8, &(0x7f00000004c0), &(0x7f0000000500)=0x10) r10 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x5, 0x200000) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f000000a000)={0x8, 0x0, &(0x7f00001e4ff8)=[@acquire={0x40046305}], 0x118, 0x0, &(0x7f0000000100)}) mmap$binder(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x1000000, 0x20053, r0, 0x5) ioctl$BINDER_GET_NODE_DEBUG_INFO(r10, 0xc018620b, &(0x7f0000000100)={0x0}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000007fd0)={0x78, 0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB="08631040", @ANYRES64=r11, @ANYBLOB="04000000000000000f630c40010000000100000000000000046304400200000011634840020000000000000002000000000000000000000011000000000000000000000018000000000000002000000000000000", @ANYPTR=&(0x7f0000000140)=ANY=[@ANYBLOB="f9fff7ffffffffff", @ANYRES32=r0, @ANYBLOB="000000000100000000000000"], @ANYPTR=&(0x7f0000000180)=ANY=[@ANYBLOB="20000000000000005800000000000000a38ccbd2945a29240000000000000000"], @ANYBLOB='?\x00\x00\x00\x00\x00\x00\x00'], 0x0, 0x0, &(0x7f0000000240)}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000580)=@int=0x4, 0x4) 2018/03/31 00:57:19 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000eacff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) acct(&(0x7f0000000000)='./file0\x00') setsockopt$sock_int(r0, 0x1, 0xc0000000023, &(0x7f0000000080)=0xcb, 0xd) connect$inet(r0, &(0x7f0000606ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x1d3) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000180)=0x0) r2 = syz_open_procfs(r1, &(0x7f00000001c0)='status\x00') r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x3fffff, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f00000002c0)={0x0, 0x7}, &(0x7f0000000300)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r3, 0x84, 0x17, &(0x7f0000001440)=ANY=[], 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000ccdff8)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r5, &(0x7f0000000140)) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r2, 0x84, 0x16, &(0x7f0000000340)=ANY=[@ANYBLOB="0300000294fb0c5e14c82648aeea3e1230140873900000"], &(0x7f0000000280)=0xa) connect$unix(r5, &(0x7f0000000000)=@file={0x0, './file0\x00'}, 0xa) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000240)={r4, 0x7de}, &(0x7f0000000380)=0x8) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r3, 0x80045530, &(0x7f00000003c0)=""/183) writev(r0, &(0x7f00008aafb0)=[{&(0x7f0000e8b000)="a5", 0x1}], 0x1) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r3, 0x4008ae48, &(0x7f0000000200)=0x10004) read(r0, &(0x7f000033bfce)=""/50, 0x32) 2018/03/31 00:57:19 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={r0}) 2018/03/31 00:57:19 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:19 executing program 0 (fault-call:10 fault-nth:33): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) [ 367.212507] FAULT_INJECTION: forcing a failure. [ 367.212507] name failslab, interval 1, probability 0, space 0, times 0 [ 367.223978] CPU: 1 PID: 22712 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 367.231344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.240696] Call Trace: [ 367.243310] dump_stack+0x194/0x24d [ 367.246953] ? arch_local_irq_restore+0x53/0x53 [ 367.251623] ? __save_stack_trace+0x7e/0xd0 [ 367.255957] should_fail+0x8c0/0xa40 [ 367.259680] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 367.264783] ? kasan_kmalloc+0xad/0xe0 [ 367.268673] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 367.273960] ? alloc_fair_sched_group+0x1f0/0x530 [ 367.278798] ? sched_create_group+0x35/0x70 [ 367.283118] ? cpu_cgroup_css_alloc+0xe/0x30 [ 367.287524] ? vfs_mkdir+0x390/0x600 [ 367.291235] ? SyS_mkdir+0x220/0x2a0 [ 367.294943] ? do_syscall_64+0x281/0x940 [ 367.299002] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 367.304369] ? find_held_lock+0x35/0x1d0 [ 367.308454] ? __lock_is_held+0xb6/0x140 [ 367.312526] ? check_same_owner+0x320/0x320 [ 367.316855] ? rcu_note_context_switch+0x710/0x710 [ 367.321790] should_failslab+0xec/0x120 [ 367.325761] kmem_cache_alloc_node_trace+0x5a/0x760 [ 367.330778] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 367.336056] ? find_next_bit+0xcc/0x100 [ 367.340034] alloc_fair_sched_group+0x267/0x530 [ 367.344711] sched_create_group+0x35/0x70 [ 367.348868] cpu_cgroup_css_alloc+0xe/0x30 [ 367.353102] cgroup_apply_control_enable+0x44d/0xbc0 [ 367.358215] ? cgroup_propagate_control+0x570/0x570 [ 367.363239] ? css_populate_dir+0x289/0x420 [ 367.367566] cgroup_mkdir+0x56f/0xfc0 [ 367.371365] ? __lock_is_held+0xb6/0x140 [ 367.375430] ? cgroup_destroy_locked+0x750/0x750 [ 367.380343] ? rcu_read_lock_sched_held+0x108/0x120 [ 367.385361] ? kmem_cache_free+0x258/0x2a0 [ 367.389594] ? set_nlink+0xc1/0x160 [ 367.393220] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 367.398146] ? generic_permission+0x105/0x3c0 [ 367.402648] ? cgroup_destroy_locked+0x750/0x750 [ 367.407407] kernfs_iop_mkdir+0x153/0x1e0 [ 367.411571] vfs_mkdir+0x390/0x600 [ 367.415122] SyS_mkdir+0x220/0x2a0 [ 367.418666] ? SyS_mkdirat+0x2b0/0x2b0 [ 367.422553] ? do_syscall_64+0xb7/0x940 [ 367.426526] ? SyS_mkdirat+0x2b0/0x2b0 [ 367.430420] do_syscall_64+0x281/0x940 [ 367.434313] ? vmalloc_sync_all+0x30/0x30 [ 367.438458] ? _raw_spin_unlock_irq+0x27/0x70 [ 367.443213] ? finish_task_switch+0x1c1/0x7e0 [ 367.447709] ? syscall_return_slowpath+0x550/0x550 [ 367.452656] ? syscall_return_slowpath+0x2ac/0x550 [ 367.457597] ? prepare_exit_to_usermode+0x350/0x350 [ 367.462619] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 367.467994] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.473461] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 367.478658] RIP: 0033:0x454e79 [ 367.481850] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 367.489564] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 367.496829] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 367.504098] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 367.511365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 367.518628] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000021 [ 367.930823] binder: 22700:22723 ioctl c0306201 2000a000 returned -14 [ 367.951299] binder: 22700:22723 ioctl c0306201 20007fd0 returned -14 [ 368.072736] binder_alloc: binder_alloc_mmap_handler: 22700 20000000-20002000 already mapped failed -16 [ 368.141171] binder: BINDER_SET_CONTEXT_MGR already set [ 368.146554] binder: 22700:22728 ioctl 40046207 0 returned -16 [ 368.162402] binder: 22700:22727 ioctl c0306201 2000a000 returned -14 [ 368.179701] binder: 22700:22728 ioctl c0306201 20007fd0 returned -14 2018/03/31 00:57:20 executing program 2: socket$pppoe(0x18, 0x1, 0x0) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000500)='/dev/rfkill\x00', 0x0, 0x0) r0 = syz_open_dev$loop(&(0x7f0000000b80)='/dev/loop#\x00', 0x0, 0x4006) r1 = memfd_create(&(0x7f0000000000)="74086e750000000000000000008c00", 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pread64(0xffffffffffffffff, &(0x7f0000000040)=""/8, 0x8, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f0000000540)={0x0, 0x0, 'client1\x00', 0x0, "dfc6ce099c58efcc", "9f8e5a80960acd35aeb61d6b5a3720c38ab454cd7dbb48078cee7037a91ff14d"}) dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$KVM_S390_INTERRUPT_CPU(0xffffffffffffffff, 0x4010ae94, &(0x7f00000002c0)) pwritev(r1, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) r2 = getpgid(0xffffffffffffffff) move_pages(r2, 0x7, &(0x7f00000000c0)=[&(0x7f0000001000/0x4000)=nil, &(0x7f0000003000/0x1000)=nil, &(0x7f0000003000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ff9000/0x4000)=nil, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000004000/0x2000)=nil], &(0x7f0000000100)=[0x20, 0x8001, 0xfffffffffffffffa, 0x10001, 0x8, 0x6, 0xfffffffffffffffd, 0x0, 0xfffffffffffffffc, 0x4], &(0x7f0000000140)=[0x0, 0x0, 0x0], 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000400)={0x0, 0x0, 0x3, 0xffffffff}, &(0x7f0000000440)=0x10) getsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f00000005c0)={0x0, 0x10001, 0x81, 0x9}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000740)={0x0, 0x200}, &(0x7f0000000340)=0x8) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/sequencer\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f00000008c0)={0x0, 0x1b5}, &(0x7f0000000900)=0x8) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x8933, &(0x7f0000000240)={'ipddp0\x00', @ifru_mtu=0x1}) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) sendfile(r0, r0, &(0x7f0000000080), 0x102000004) syz_genetlink_get_family_id$ipvs(&(0x7f0000000540)='IPVS\x00') getrandom(&(0x7f0000000380)=""/81, 0x51, 0x1) nanosleep(&(0x7f00000001c0)={0x77359400}, &(0x7f0000000200)) 2018/03/31 00:57:20 executing program 0 (fault-call:10 fault-nth:34): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:20 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:20 executing program 1: socket$inet(0x2, 0x3, 0x2) mmap(&(0x7f0000000000/0xfea000)=nil, 0xfea000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/03/31 00:57:20 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000223fd4), 0x0) sendto$inet(r0, &(0x7f0000ac0fbb)="c4", 0x1, 0x0, &(0x7f00006e2000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f000056effc), 0x4) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000300)={0x0, @in6={{0xa, 0x4e20, 0x0, @dev={0xfe, 0x80}}}}, &(0x7f0000000000)=0x8c) r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000040)) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000100), &(0x7f0000000140)=0x4) 2018/03/31 00:57:20 executing program 7: socketpair$inet6_sctp(0xa, 0x0, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040), &(0x7f0000000080)=0x4) mlock2(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f00000001c0)=0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/03/31 00:57:20 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_subtree(r0, &(0x7f0000000000)='cgroup.subtree_control\x00', 0x2, 0x0) sendfile(r1, r1, 0x0, 0x4000004002d25) munlock(&(0x7f0000ffc000/0x3000)=nil, 0x3000) 2018/03/31 00:57:20 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x400, 0x0) getresuid(&(0x7f0000000080)=0x0, &(0x7f00000000c0), &(0x7f0000000100)) r3 = getgid() fchownat(r1, &(0x7f0000000040)='./file0\x00', r2, r3, 0x1000) [ 368.277768] FAULT_INJECTION: forcing a failure. [ 368.277768] name failslab, interval 1, probability 0, space 0, times 0 [ 368.289083] CPU: 0 PID: 22745 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 368.296448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 368.305804] Call Trace: [ 368.308401] dump_stack+0x194/0x24d [ 368.312041] ? arch_local_irq_restore+0x53/0x53 [ 368.316737] should_fail+0x8c0/0xa40 [ 368.320980] ? kstrdup+0x39/0x70 [ 368.324362] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 368.329473] ? cgroup_apply_control_enable+0x390/0xbc0 [ 368.334756] ? kernfs_iop_mkdir+0x153/0x1e0 [ 368.339080] ? vfs_mkdir+0x390/0x600 [ 368.342800] ? SyS_mkdir+0x220/0x2a0 [ 368.346517] ? do_syscall_64+0x281/0x940 [ 368.350585] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 368.355977] ? find_held_lock+0x35/0x1d0 [ 368.360149] ? find_held_lock+0x35/0x1d0 [ 368.364209] ? __lock_is_held+0xb6/0x140 [ 368.368804] ? check_same_owner+0x320/0x320 [ 368.373126] ? rcu_note_context_switch+0x710/0x710 [ 368.378061] ? rcu_read_lock_sched_held+0x108/0x120 [ 368.383074] should_failslab+0xec/0x120 [ 368.387048] kmem_cache_alloc+0x47/0x760 [ 368.391100] ? memcpy+0x45/0x50 [ 368.394371] ? kstrdup+0x59/0x70 [ 368.397729] __kernfs_new_node+0xe2/0x570 [ 368.401867] ? kernfs_dop_revalidate+0x380/0x380 [ 368.406620] ? snprintf+0xc0/0xf0 [ 368.410064] ? vsprintf+0x40/0x40 [ 368.413514] kernfs_new_node+0x80/0xe0 [ 368.417399] __kernfs_create_file+0x4b/0x320 [ 368.421801] cgroup_addrm_files+0x3c5/0xa70 [ 368.426122] ? cgroup_file_write+0x710/0x710 [ 368.430542] ? cpu_cgroup_css_alloc+0x30/0x30 [ 368.435049] ? __lock_is_held+0xb6/0x140 [ 368.439107] ? sched_online_group+0x4e0/0x4e0 [ 368.443590] ? cpu_cgroup_css_online+0x3a/0x50 [ 368.448172] ? online_css+0x224/0x2e0 [ 368.451974] css_populate_dir+0x198/0x420 [ 368.456121] cgroup_apply_control_enable+0x390/0xbc0 [ 368.461225] ? cgroup_propagate_control+0x570/0x570 [ 368.466585] ? css_populate_dir+0x289/0x420 [ 368.470899] cgroup_mkdir+0x56f/0xfc0 [ 368.474698] ? __lock_is_held+0xb6/0x140 [ 368.478752] ? cgroup_destroy_locked+0x750/0x750 [ 368.483496] ? rcu_read_lock_sched_held+0x108/0x120 [ 368.488500] ? kmem_cache_free+0x258/0x2a0 [ 368.492723] ? set_nlink+0xc1/0x160 [ 368.496337] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 368.501257] ? generic_permission+0x105/0x3c0 [ 368.505742] ? cgroup_destroy_locked+0x750/0x750 [ 368.510485] kernfs_iop_mkdir+0x153/0x1e0 [ 368.514709] vfs_mkdir+0x390/0x600 [ 368.518240] SyS_mkdir+0x220/0x2a0 [ 368.521771] ? SyS_mkdirat+0x2b0/0x2b0 [ 368.525647] ? do_syscall_64+0xb7/0x940 [ 368.529613] ? SyS_mkdirat+0x2b0/0x2b0 [ 368.533488] do_syscall_64+0x281/0x940 [ 368.537382] ? vmalloc_sync_all+0x30/0x30 [ 368.541519] ? _raw_spin_unlock_irq+0x27/0x70 [ 368.546178] ? finish_task_switch+0x1c1/0x7e0 [ 368.550674] ? syscall_return_slowpath+0x550/0x550 [ 368.555594] ? syscall_return_slowpath+0x2ac/0x550 [ 368.560601] ? prepare_exit_to_usermode+0x350/0x350 [ 368.565627] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 368.570985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.575826] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 368.581358] RIP: 0033:0x454e79 [ 368.584537] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 368.592236] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 368.599492] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 368.606749] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 368.614011] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 368.621277] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000022 2018/03/31 00:57:20 executing program 5: r0 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x6, 0x200000) eventfd2(0x2d8a, 0x1) unshare(0x400) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(0xffffffffffffffff, 0x84, 0x78, &(0x7f0000000200), 0x4) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f00000d3f0a)=""/246) ioctl$EVIOCGREP(r1, 0x4004743c, &(0x7f00005c8f52)=""/174) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffff9c, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x74, &(0x7f0000000080)=[@in6={0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0x26}, @in6={0xa, 0x4e23, 0x10000, @empty, 0xfffffffffffff131}, @in6={0xa, 0x4e22, 0x8, @local={0xfe, 0x80, [], 0xaa}, 0x8}, @in={0x2, 0x4e20, @loopback=0x7f000001}, @in={0x2, 0x4e23, @multicast1=0xe0000001}]}, &(0x7f0000000140)=0x10) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000009c0)=ANY=[@ANYRES32=r2, @ANYBLOB="6a0400001ac0c57fea11377692d0ddd65270e9c97a6efa701dffc6059a9a0ff6aae01a998ff3630cffdbaecf3adb5813c1ec1435cadb8421bdfb2d584f7595157b797d985e37020ebfca87e28286801243f0ffcdbc9a3efbaa4ca74bdf6b2c26755d050b8e350a48244f281df9a050cc3bf386fd5050891bcde12f48412863be9be5088330b4ede14aad49117234d3d78e065f6a"], &(0x7f0000000180)=0x2) r3 = socket$inet(0x2, 0x6, 0x0) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) setsockopt$EBT_SO_SET_ENTRIES(r3, 0x0, 0x80, &(0x7f00000008c0)=@broute={'broute\x00', 0x20, 0x2, 0x3e8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000280], 0x0, &(0x7f0000000240), &(0x7f0000000280)=ANY=[@ANYBLOB="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"]}, 0x460) r5 = socket(0x1d, 0xb, 0x0) setsockopt$inet_group_source_req(r5, 0x0, 0xfe0d64ad1c6cb9f1, &(0x7f0000000680)={0x1000, {{0x2, 0x4e23, @multicast1=0xe0000001}}, {{0x2, 0x4e22, @broadcast=0xffffffff}}}, 0x108) openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r6 = syz_open_dev$loop(&(0x7f0000000b80)='/dev/loop#\x00', 0x0, 0x4006) r7 = memfd_create(&(0x7f00000001c0)='syz_tun\x00', 0x3) pwritev(r7, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x81006) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000400)={0x0, 0x0, 0x3, 0xffffffff}, &(0x7f0000000440)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000480)={0x0, @in={{0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}, [0x7fff, 0x2, 0x3, 0x0, 0x5, 0x5, 0x6, 0x10001, 0x9, 0x200, 0x4, 0x3304, 0x6, 0x8, 0x3]}, &(0x7f0000000580)=0x100) getsockopt$inet_sctp_SCTP_RTOINFO(r7, 0x84, 0x0, &(0x7f00000005c0)={0x0, 0x10001, 0x81, 0x9}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000640)={0x0, @in6={{0xa, 0x4e23, 0x81, @mcast2={0xff, 0x2, [], 0x1}, 0x7fff}}, 0x2, 0x4, 0xf8, 0x1, 0x6}, &(0x7f0000000700)=0x98) getsockopt$inet_sctp6_SCTP_CONTEXT(r7, 0x84, 0x11, &(0x7f0000000740)={0x0, 0x200}, &(0x7f0000000340)=0x8) pselect6(0x40, &(0x7f0000000a80)={0x28b, 0x3, 0x9, 0x8001, 0xff, 0x1ff, 0x40, 0x10000}, &(0x7f0000000b00)={0x92a, 0x7, 0x7fff, 0x9, 0x0, 0x5, 0x8, 0x1f}, &(0x7f0000000b40)={0x80000001, 0x81, 0x2, 0x4, 0x3, 0x7, 0xb3f5, 0x37ef}, &(0x7f0000000bc0), &(0x7f0000000c40)={&(0x7f0000000c00)={0x6}, 0x8}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r7, 0x84, 0x6, &(0x7f00000007c0)={0x0, @in6={{0xa, 0x4e23, 0x7, @dev={0xfe, 0x80, [], 0xe}, 0x3}}}, &(0x7f0000000880)=0x84) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r7, 0x84, 0x7b, &(0x7f00000008c0)={0x0, 0x1b5}, &(0x7f0000000900)=0x8) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000ac0)={&(0x7f0000000280)=@in={0x2, 0x4e20}, 0x10, &(0x7f00000003c0)=[{&(0x7f00000002c0)="b25b2002e7d8bc055c7d9ed742f2ca865f150419606e27d187b4ce0f2f81d8a0ab0d18a71f265b68c86f9c82600911dcc4698a4baebfb56adf90bec3", 0x3c}], 0x1, &(0x7f0000000940), 0x0, 0x24000001}, 0x0) ioctl$sock_ifreq(0xffffffffffffffff, 0x8933, &(0x7f0000000240)={'ipddp0\x00', @ifru_mtu=0x1}) ioctl$LOOP_CHANGE_FD(r6, 0x4c00, r7) sendfile(r4, r6, &(0x7f0000000940), 0x102000004) 2018/03/31 00:57:20 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) unshare(0x2020000) r1 = syz_open_procfs(0x0, &(0x7f0000044000)='ns/mnt\x00') r2 = fcntl$getown(r1, 0x9) prlimit64(r2, 0x0, 0x0, &(0x7f0000000040)) r3 = semget$private(0x0, 0x7, 0x80) semctl$GETNCNT(r3, 0x2, 0xe, &(0x7f0000000380)=""/66) setns(r1, 0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f00000001c0)={{{@in6=@mcast1, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}, 0x0, @in6=@ipv4={[], [], @local}}}, &(0x7f00000002c0)=0xe8) quotactl(0x5, &(0x7f0000000180)='./file0\x00', r4, &(0x7f0000000300)="4d286fe985db46c5197c1c314c0cf9a3ec367a338f0b16bcfc0c069089c30dc00135fcf303c838907ce8caafb940a21c43c6790047a28ede983a8d3f7b27124c6d7a805ecfa6a268b62fe7458375fbbcc80f12c8edf3fccd0bcc18e558182b9ed11bf2eb7be3cc79f5f8ea") ioctl$TUNGETIFF(r1, 0x800454d2, &(0x7f0000000440)) setns(r0, 0x4000000) ioctl$EVIOCGMTSLOTS(r1, 0x8040450a, &(0x7f0000000400)=""/34) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000140)={r1}) r5 = semget(0x1, 0x0, 0x84) semctl$SEM_STAT(r5, 0x3, 0x12, &(0x7f0000000080)=""/35) clone(0x30020100, &(0x7f0000000140), &(0x7f0000d70ffc), &(0x7f00001cc000), &(0x7f00000000c0)="e8bd40eb25add704f4fa804cf90ce9b48406383ea9ccbf783a48b9128a5a2f53a0b61853622aaf629e85a37c178a10d8883f0edae650d51b3f64831f66bd37e42390dd83a8e7cb24d51d073cbd112c8d8b6aece44f694825cb72a561517ad4fd21efca6aea37188a") 2018/03/31 00:57:21 executing program 7: r0 = accept4$inet6(0xffffffffffffff9c, &(0x7f0000000200)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000000240)=0x1c, 0x80000) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000280)={0x81, 0x800c, 0x20, 0xfffffffffffff1a7, 0x0}, &(0x7f0000000500)=0x10) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000540)={r1, 0x3}, 0x8) r2 = socket(0x200000000000010, 0x2, 0x0) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f0000000180)={0x0, 0xffffffffffff0001}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000440)={r3, @in6={{0xa, 0x4e24, 0xeea, @mcast2={0xff, 0x2, [], 0x1}, 0x7}}, 0x1e3fd65000000000, 0x81, 0x4, 0xfff}, &(0x7f00000002c0)=0x98) ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000000)={"ff7f000074693000", &(0x7f0000000100)=ANY=[@ANYBLOB="0f080000000000000000000000000000000000000000000000000000000000000000000000001d0000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000"]}) r4 = dup2(r2, r2) ioctl$KVM_GET_MSR_INDEX_LIST(r4, 0xc004ae02, &(0x7f0000000080)={0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) recvfrom$ipx(r2, &(0x7f0000000300)=""/17, 0x11, 0x40000002, 0x0, 0x0) getsockopt$IP_VS_SO_GET_INFO(r4, 0x0, 0x481, &(0x7f0000000340), &(0x7f0000000380)=0xc) getsockopt$IP_VS_SO_GET_INFO(r4, 0x0, 0x481, &(0x7f00000003c0), &(0x7f0000000400)=0xc) getsockopt$IP_VS_SO_GET_INFO(r2, 0x0, 0x481, &(0x7f0000000040), &(0x7f00000000c0)=0x37d) 2018/03/31 00:57:21 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) [ 368.628801] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/31 00:57:21 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = socket(0x9, 0x6, 0x3) ioctl$sock_ipx_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000000)={'ip_vti0\x00', {0x4, 0x3, 0x0, "f649ef081d4c", 0x1}}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:21 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x400, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(r0, 0xc0a85322, &(0x7f0000000080)) unshare(0x400) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000240)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r0, 0x40bc5311, &(0x7f0000000180)={0x8, 0x0, 'client1\x00', 0x4, "900c83c45e3858e3", "1ec195c4b9ff0a03e8236d61ebb62cb77cbf917191c57a86fff18e6b77d3755a", 0x7762, 0x8}) ioctl$VHOST_SET_OWNER(r1, 0xaf01, 0x0) eventfd(0x0) ioctl$VHOST_SET_VRING_ERR(r1, 0x4008af22, &(0x7f0000000140)={0x0, r0}) modify_ldt$read(0x0, &(0x7f0000000140), 0x0) close(0xffffffffffffffff) 2018/03/31 00:57:21 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:22 executing program 3: socketpair$inet(0x2, 0x80000, 0x3, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_MCAST_LEAVE_GROUP(r0, 0x0, 0x2d, &(0x7f0000000380)={0x7f, {{0x2, 0x4e22, @rand_addr=0x1}}}, 0x88) r1 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r1, 0xc05c5340, &(0x7f0000000240)={0xfffffffffffffffe, 0x10000, 0x101, {}, 0x20, 0x645c}) pipe(&(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) bind$vsock_dgram(r2, &(0x7f0000000300)={0x28, 0x0, 0x0, @hyper}, 0x10) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000040)='./file0\x00', 0xbd3, 0x2, &(0x7f0000000180)=[{&(0x7f0000000080)="3017fd6b2cb1a954f59cb0b3f8fdead718715799d8a809d2b27d", 0x1a, 0x5}, {&(0x7f00000000c0)="8b429022d994377b441f81c52491bfe246088723cead0e40b49e797ee0e677c60ee6d27ffaa6a35e238820db89237d467b08274dfc8df79c5bd89c74e0533bd800ac2e3668abeb84b65c5c19b52125cc3c6d3be77d19b8ed03b7e16183a4fbcc80199768c8ad8e9914c3b472582cf4aa9304e30edc6eb0e4e5f5d82f5db3879d3a67", 0x82, 0x9}], 0x2000000, &(0x7f00000001c0)={[{@debug='debug', 0x2c}, {@time_offset={'time_offset', 0x3d, [0x32, 0x33, 0x3c, 0x7d, 0x30, 0x0]}, 0x2c}, {@quiet='quiet', 0x2c}]}) socketpair$inet(0x2, 0x0, 0x0, &(0x7f0000000200)) 2018/03/31 00:57:22 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(0xffffffffffffffff, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:22 executing program 1: r0 = socket(0x10, 0x3, 0x800000003) r1 = memfd_create(&(0x7f0000000040)='\x00', 0x1) getsockopt$inet6_tcp_buf(r0, 0x6, 0x1f, &(0x7f0000000200)=""/66, &(0x7f0000000280)=0x42) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000080)={{{@in6=@mcast1, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@remote}}, &(0x7f0000000180)=0xe8) getsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000000300)=""/116, &(0x7f0000000380)=0x74) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f00000001c0)=r2) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x6, 0x50, r0, 0x53) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f00000002c0)=r2) mq_timedreceive(r1, &(0x7f00000003c0)=""/63, 0x3f, 0x100, &(0x7f0000000400)={0x0, 0x1c9c380}) ioctl$sock_ifreq(r0, 0x8947, &(0x7f0000000000)={"7465760841a700", @ifru_addrs=@in={0x2, 0x4e20, @rand_addr}}) 2018/03/31 00:57:22 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r5 = dup3(r3, r4, 0x0) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r5, 0x40505331, &(0x7f00000001c0)={{0x4, 0x10000}, {0xffff, 0x477}, 0x0, 0x1, 0x2}) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r2, 0x84, 0x1b, &(0x7f0000000180)=ANY=[@ANYRES32], &(0x7f0000000440)=0x1) r6 = dup3(r4, r3, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SMI(r4, 0xaeb7) r7 = memfd_create(&(0x7f0000000040)='/dev/kvm\x00', 0x2) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(0xffffffffffffffff, 0xc0045516, &(0x7f0000000100)=0x3f) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000300)=[@textreal={0x8, &(0x7f0000000500)="0f005c0666b8ef0000000f23d00f21f86635300000010f23f866b9770b000066b80000008066ba000000000f30f20f35f30f1bcff4650f01cabaf80c66b8c261a58266efbafc0cb874daef0f236d0f32", 0x50}], 0x0, 0x1c, &(0x7f0000000280), 0x100) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$KVM_RUN(r6, 0xae80, 0x0) r8 = mmap$binder(&(0x7f0000ff4000/0x2000)=nil, 0x2000, 0x1000000, 0x4010, r7, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r7, 0xc018620b, &(0x7f00000000c0)={r8}) 2018/03/31 00:57:22 executing program 0 (fault-call:10 fault-nth:35): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:22 executing program 6: r0 = signalfd4(0xffffffffffffffff, &(0x7f000034d000), 0x8, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x80000, 0x0) read$eventfd(r1, &(0x7f0000000180), 0x19) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) ppoll(&(0x7f0000000080)=[{r0}], 0x1, &(0x7f0000000100)={0x0, r2+30000000}, &(0x7f0000000140), 0x8) unshare(0x400) signalfd(r0, &(0x7f0000000000), 0x8) 2018/03/31 00:57:22 executing program 2: clone(0x20000200, &(0x7f0000000180), &(0x7f0000000080), &(0x7f0000f8b000), &(0x7f0000000700)="b22a9008a5ddf090838d013ef8ab8e466b40ea7e04a8245b27e4f19930f2559951086723d4503cb55774724cd3ae756d02558c9ce9fdb0f36b5a1c3d41a52c0efa5cd800000000000000000000") r0 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffff9c) r1 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) r2 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, 0x0, 0x0, r1) r3 = add_key$user(&(0x7f00003bd000)='user\x00', &(0x7f0000a00000)={0x73, 0x79, 0x7a}, &(0x7f0000facfff)="01", 0x1, r2) r4 = add_key$user(&(0x7f0000fc0ffb)='user\x00', &(0x7f0000000780)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00003eb000)='\x00', 0x1, r2) keyctl$update(0x2, r4, &(0x7f000060df0f)="df02754677212dfc3e2acc26fdc3ffa64813da494137e175e9f2780ac5e2a09f43a1fcebf272a5a135de92bf4a9033933824f6e6aa023895113293535d1c0066d20e0f275188b4b4c187e18774fc2227cbb60fc6697f5337726164c8fbe11875deb27eafcf7d06438f252510d87bd91d03e7dc2faed85adcd88ca30e75b1e143a72d94defa187e48b89efbbbcc9b9a9a307353df7a21affce4e9149eb122cbc356cb681365afd979e97b57b596e901864a68679f0512cca7341063127aa29672", 0xc0) keyctl$dh_compute(0x17, &(0x7f0000000100)={r3, r4, r3}, &(0x7f0000000580)=""/5, 0xc5, &(0x7f00000005c0)={&(0x7f0000a3dffa)={'crc32-pclmul\x00'}}) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f0000000800)=""/195) mknod(&(0x7f0000b75ff8)='./file0\x00', 0x2001001, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') preadv(r5, &(0x7f0000000040)=[{&(0x7f00006f0000)=""/154, 0x9a}], 0x1, 0x0) lseek(0xffffffffffffffff, 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r5, 0x80045300, &(0x7f0000000500)) pread64(r5, &(0x7f00000000c0)=""/53, 0x1c1, 0x0) getpgrp(0x0) r6 = socket$vsock_stream(0x28, 0x1, 0x0) r7 = accept(r6, &(0x7f0000000440)=@rc, &(0x7f0000000380)=0xffffffffffffff82) syz_genetlink_get_family_id$ipvs(&(0x7f0000000300)='IPVS\x00') setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r7, 0x28, 0x0, &(0x7f00000004c0)=0x100000001, 0x8) r8 = socket$nl_generic(0x10, 0x3, 0x10) getpid() sendmsg$nl_generic(r8, &(0x7f0000000400)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000003c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="eaf937ff00d5eeff00000f040000000000"], 0x1}, 0x1}, 0x0) mmap(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x3, 0x1b071, 0xffffffffffffffff, 0x0) r9 = accept4$inet6(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, 0x0, @remote}, &(0x7f00000001c0)=0x1c, 0x80800) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r7, 0x84, 0x70, &(0x7f0000000600)={0x0, @in6={{0xa, 0x0, 0xfa5f, @ipv4={[], [0xff, 0xff]}, 0x6fa74d64}}, [0x40, 0xb27, 0x11a, 0x9, 0x5, 0x40c, 0x5, 0xffff, 0x9, 0x1000000007, 0xfff, 0x4, 0x5b, 0x0, 0x4]}, &(0x7f0000000240)=0x100) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000340)={r10, 0x101}, &(0x7f0000000540)=0x8) tee(r9, 0xffffffffffffffff, 0x6bf081f2, 0x4) bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xa, 0x3ff, 0x91f, 0xe134, 0x1a, 0xffffffffffffffff, 0x8}, 0x2c) socket$vsock_dgram(0x28, 0x2, 0x0) 2018/03/31 00:57:22 executing program 7: socket$inet_tcp(0x2, 0x1, 0x0) socketpair(0x4000002, 0x6, 0xfffffffffffffffc, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000080)={0x8000, 0x10001, 0x5e4adabf, 0x4, 0xae70, 0xff, 0x44}, 0xc) getsockopt$inet_mreq(r0, 0x0, 0x8001000021, &(0x7f0000000100)={@broadcast, @remote}, &(0x7f0000000140)=0xfffffcc5) 2018/03/31 00:57:22 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 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) r1 = accept$packet(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000b40)=0x62) socketpair(0x11, 0x2, 0x8, &(0x7f0000000c00)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x1c, &(0x7f0000000c40), &(0x7f0000000c80)=0x4) getsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x14, &(0x7f0000000540), &(0x7f0000000100)=0x4) fstatfs(r0, &(0x7f0000000900)=""/33) r4 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/enforce\x00', 0x105541, 0x0) pwrite64(r4, &(0x7f0000008040)="9a", 0x1, 0x0) getsockopt$inet_tcp_int(r4, 0x6, 0x3ffff, &(0x7f0000000140), &(0x7f0000000480)=0x4) r5 = getpgrp(0xffffffffffffffff) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r4, 0x84, 0x7b, &(0x7f0000000580)={0x0, 0x81}, &(0x7f0000000600)=0x8) setsockopt$inet_sctp_SCTP_RTOINFO(r4, 0x84, 0x0, &(0x7f0000000840)={r6, 0x162d93e1, 0x1ff}, 0x10) ioprio_set$pid(0x1, r5, 0x9) setsockopt$ALG_SET_AEAD_AUTHSIZE(r4, 0x117, 0x5, 0x0, 0x80) pkey_alloc(0x0, 0x2) pwrite64(r4, &(0x7f0000001600)="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", 0x1000, 0x0) getsockopt$inet_tcp_buf(r4, 0x6, 0x0, &(0x7f0000000980)=""/195, &(0x7f0000000180)=0x59) r7 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000880)='/dev/rtc\x00', 0x40402, 0x0) ioctl$KVM_GET_CPUID2(r7, 0xc008ae91, &(0x7f0000000040)={0x2, 0x0, [{}, {}]}) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000d00)={r1}) sendmsg$IPVS_CMD_GET_SERVICE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40004001}, 0xc, &(0x7f0000000280)={&(0x7f0000000940)=ANY=[@ANYBLOB="a4000000"], 0x1}, 0x1, 0x0, 0x0, 0x20048085}, 0x4000) ioctl$ASHMEM_SET_PROT_MASK(r7, 0x40087705, &(0x7f0000000100)={0x3ff, 0x8d}) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000b3dfc8)={&(0x7f0000001580)={0x10}, 0xc, &(0x7f00000015c0)={&(0x7f0000abf000)={0x18, 0x20, 0x109, 0x0, 0x0, {0x4}, [@nested={0x4, 0x12}]}, 0x18}, 0x1}, 0x0) r8 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x800, 0x1000002) getsockopt$inet6_IPV6_IPSEC_POLICY(r8, 0x29, 0x22, &(0x7f0000000680)={{{@in=@loopback}}, {{@in=@broadcast}, 0x0, @in6=@mcast1}}, &(0x7f0000000780)=0xe8) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000b80)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) clone(0x40000800, &(0x7f00000002c0)="5cd3bfb9988e23fd12566a79f8559d8c201de42fe1989f534ec8d1d50b9dc4235344367527b8249fd0c9334034767dff094e4debb9bda6ed10a317d3aa6b338f7b4197fc8428fab49ec28a879ac4dc520e22d359a0822d4d6744bf9fcf88a47d3ec4c2c7785c68fc7768", &(0x7f0000000340), &(0x7f0000000380), &(0x7f00000003c0)="0efceafc26931e1b84bcade33eb98cd17af636bb89362ef98ac5556e9a255171e1c2a7ef539e8ee57b391ffd4fcf445531cdeb21621825835dcd3acfd2ae605af9e9a65dbac94f2f4f9238743b9cda6410") [ 369.739686] FAULT_INJECTION: forcing a failure. [ 369.739686] name failslab, interval 1, probability 0, space 0, times 0 [ 369.751006] CPU: 1 PID: 22792 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 369.758376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.767746] Call Trace: [ 369.770350] dump_stack+0x194/0x24d [ 369.773994] ? arch_local_irq_restore+0x53/0x53 [ 369.778771] should_fail+0x8c0/0xa40 [ 369.782500] ? kstrdup+0x39/0x70 [ 369.785885] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 369.791009] ? cgroup_apply_control_enable+0x390/0xbc0 [ 369.796306] ? kernfs_iop_mkdir+0x153/0x1e0 [ 369.800643] ? vfs_mkdir+0x390/0x600 [ 369.804365] ? SyS_mkdir+0x220/0x2a0 [ 369.808091] ? do_syscall_64+0x281/0x940 [ 369.812167] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 369.817548] ? find_held_lock+0x35/0x1d0 [ 369.821627] ? find_held_lock+0x35/0x1d0 [ 369.825706] ? __lock_is_held+0xb6/0x140 [ 369.829787] ? check_same_owner+0x320/0x320 [ 369.834133] ? rcu_note_context_switch+0x710/0x710 2018/03/31 00:57:22 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(0xffffffffffffffff, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 369.839078] ? rcu_read_lock_sched_held+0x108/0x120 [ 369.844114] should_failslab+0xec/0x120 [ 369.848100] kmem_cache_alloc+0x47/0x760 [ 369.852173] ? memcpy+0x45/0x50 [ 369.855458] ? kstrdup+0x59/0x70 [ 369.858831] __kernfs_new_node+0xe2/0x570 [ 369.862986] ? kernfs_dop_revalidate+0x380/0x380 [ 369.867757] ? snprintf+0xc0/0xf0 [ 369.871218] ? vsprintf+0x40/0x40 [ 369.874694] ? rq_clock+0x90/0x90 [ 369.878160] kernfs_new_node+0x80/0xe0 [ 369.882065] __kernfs_create_file+0x4b/0x320 [ 369.886490] cgroup_addrm_files+0x3c5/0xa70 [ 369.890833] ? cgroup_file_write+0x710/0x710 [ 369.895254] ? cpu_cgroup_css_alloc+0x30/0x30 [ 369.899770] ? __lock_is_held+0xb6/0x140 [ 369.903848] ? sched_online_group+0x4e0/0x4e0 [ 369.908368] ? cpu_cgroup_css_online+0x3a/0x50 [ 369.912980] ? online_css+0x224/0x2e0 [ 369.916800] css_populate_dir+0x198/0x420 [ 369.920971] cgroup_apply_control_enable+0x390/0xbc0 [ 369.926177] ? cgroup_propagate_control+0x570/0x570 [ 369.931212] ? css_populate_dir+0x289/0x420 [ 369.935542] cgroup_mkdir+0x56f/0xfc0 [ 369.939352] ? __lock_is_held+0xb6/0x140 [ 369.943432] ? cgroup_destroy_locked+0x750/0x750 [ 369.948193] ? rcu_read_lock_sched_held+0x108/0x120 [ 369.953228] ? kmem_cache_free+0x258/0x2a0 [ 369.957567] ? set_nlink+0xc1/0x160 [ 369.961201] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 369.966140] ? generic_permission+0x105/0x3c0 [ 369.970645] ? cgroup_destroy_locked+0x750/0x750 [ 369.975416] kernfs_iop_mkdir+0x153/0x1e0 [ 369.979579] vfs_mkdir+0x390/0x600 [ 369.983131] SyS_mkdir+0x220/0x2a0 [ 369.986679] ? SyS_mkdirat+0x2b0/0x2b0 2018/03/31 00:57:22 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(0xffffffffffffffff, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 369.990572] ? do_syscall_64+0xb7/0x940 [ 369.994554] ? SyS_mkdirat+0x2b0/0x2b0 [ 369.998448] do_syscall_64+0x281/0x940 [ 370.002345] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 370.007895] ? syscall_return_slowpath+0x550/0x550 [ 370.012827] ? syscall_return_slowpath+0x2ac/0x550 [ 370.017770] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 370.023145] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.028004] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 370.033197] RIP: 0033:0x454e79 2018/03/31 00:57:22 executing program 2: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x40, 0x0) ioctl$VHOST_GET_FEATURES(r0, 0x8008af00, &(0x7f0000000040)) mmap(&(0x7f0000000000/0x9d7000)=nil, 0x9d7000, 0x0, 0x4d072, 0xffffffffffffffff, 0x0) msync(&(0x7f000044a000/0x3000)=nil, 0x3000, 0x4) 2018/03/31 00:57:22 executing program 1: r0 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$sock_int(r0, 0x1, 0x23, &(0x7f0000000080), &(0x7f0000000000)=0x4) getsockopt$IP_VS_SO_GET_SERVICES(r0, 0x0, 0x482, &(0x7f00000000c0)=""/126, &(0x7f0000000040)=0x7e) msgget$private(0x0, 0x12) [ 370.036399] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 370.044116] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 370.051392] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 370.058764] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 370.066046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 370.073327] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000023 [ 370.080864] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/31 00:57:22 executing program 2: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000040)=0x0) r1 = socket$kcm(0x29, 0x0, 0x0) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000003780)=@generic={0x100000001, 0x9, 0x454e}) process_vm_readv(r0, &(0x7f0000002600)=[{&(0x7f00000000c0)=""/4096, 0x1000}, {&(0x7f00000010c0)=""/4096, 0x1000}, {&(0x7f00000020c0)=""/50, 0x32}, {&(0x7f0000002100)=""/95, 0x5f}, {&(0x7f0000002180)=""/246, 0xf6}, {&(0x7f0000002280)=""/244, 0xf4}, {&(0x7f0000002380)=""/245, 0xf5}, {&(0x7f0000002480)=""/4, 0x4}, {&(0x7f00000024c0)=""/5, 0x5}, {&(0x7f0000002500)=""/208, 0xd0}], 0xa, &(0x7f0000003b80)=[{&(0x7f00000026c0)=""/4096, 0x1000}, {&(0x7f00000036c0)=""/154, 0x9a}, {&(0x7f0000003780)}, {&(0x7f00000037c0)=""/79, 0x4f}, {&(0x7f0000003840)=""/39, 0x27}, {&(0x7f0000003880)=""/92, 0x5c}, {&(0x7f0000003900)=""/106, 0x6a}, {&(0x7f0000003980)=""/231, 0xe7}, {&(0x7f0000003a80)=""/133, 0x85}, {&(0x7f0000003b40)=""/52, 0x34}], 0x1000000000000173, 0x0) r2 = accept4(r1, &(0x7f0000003c40)=@ax25, &(0x7f0000003cc0)=0x80, 0x80800) getsockname$netrom(r2, &(0x7f0000003d80)=@full, &(0x7f0000003e00)=0x48) sendto$inet6(r2, &(0x7f0000003e40)="f48630cd4953397b2f308500de67ed9d56e747ca72ac07ae9becd49f24ccc2ea79d73739212e9bdaebdfda0c8df27c925ab86d96745d2c84707fe691b0b3d95778d6ba04a6fd276fc5da0a68cfd057c8bea7030e337083a45333aa2f77907c9546faaf13c5d050025a39066e1777caeefc191fb4685c9fb57ef0b2d7abf4530c1c6784fc07f8ad62249a51c0aa6a9a20adaf51be4df2cc56b232b85e96f7dc7c65804896af7a8150573a5278e990f842674741fb5b8a5b9bfb5db770036872c56c1ea9724879b6195549ff789e200a47d7e68ccebbf88ef8e02e18ee233a4bc57dbb0d9c13fa3644fc1bb468c0e2", 0xee, 0x4000040, &(0x7f0000003f40)={0xa, 0x4e20, 0xffffffff, @mcast1={0xff, 0x1, [], 0x1}, 0xfffffffffffffffa}, 0x1c) ioctl$sock_inet_SIOCDARP(r2, 0x8953, &(0x7f0000003d00)={{0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x10}}, {0x306, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}, 0x10, {0x2, 0x4e23, @multicast2=0xe0000002}, 'lo\x00'}) syz_emit_ethernet(0x1, &(0x7f0000000080)=ANY=[@ANYBLOB="b100485caa2aaaaaaaaaaaaa080045000020000000000002907800000010ffffffff11009078e000000108070000"], &(0x7f0000000000)) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000003f80)={{{@in=@local, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@broadcast}}, &(0x7f0000004080)=0xe8) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000040c0)={'ip_vti0\x00', r3}) 2018/03/31 00:57:22 executing program 6: setsockopt$inet6_MRT6_DEL_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd3, &(0x7f0000002000)={{0xa, 0x0, 0x9, @loopback={0x0, 0x1}}, {0xa, 0x0, 0x0, @empty, 0x1}}, 0x5c) r0 = syz_open_procfs(0x0, &(0x7f00000001c0)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") ioctl$fiemap(r0, 0xc020660b, &(0x7f00000002c0)={0x0, 0x400, 0x2, 0x0, 0x1, [{}]}) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet6_int(r1, 0x29, 0x40, &(0x7f0000001fde), 0x4) [ 370.168299] IPVS: length: 126 != 8 2018/03/31 00:57:22 executing program 0 (fault-call:10 fault-nth:36): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) [ 370.197568] IPVS: length: 126 != 8 [ 370.269909] FAULT_INJECTION: forcing a failure. [ 370.269909] name failslab, interval 1, probability 0, space 0, times 0 [ 370.281359] CPU: 1 PID: 22853 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 370.288719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.298068] Call Trace: [ 370.300658] dump_stack+0x194/0x24d [ 370.304285] ? arch_local_irq_restore+0x53/0x53 [ 370.308953] ? lock_release+0xa40/0xa40 [ 370.312926] should_fail+0x8c0/0xa40 [ 370.316636] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.321733] ? kernfs_add_one+0x50/0x450 [ 370.325789] ? rb_first_postorder+0xa0/0xa0 [ 370.330104] ? kernfs_add_one+0x50/0x450 [ 370.334165] ? save_stack+0x43/0xd0 [ 370.337783] ? kasan_kmalloc+0xad/0xe0 [ 370.341665] ? trace_hardirqs_off+0x10/0x10 [ 370.345983] ? find_held_lock+0x35/0x1d0 [ 370.350044] ? __lock_is_held+0xb6/0x140 [ 370.354113] ? check_same_owner+0x320/0x320 [ 370.358430] ? lock_downgrade+0x980/0x980 [ 370.362575] ? rcu_note_context_switch+0x710/0x710 [ 370.367508] should_failslab+0xec/0x120 [ 370.371528] __kmalloc_track_caller+0x5f/0x760 [ 370.376111] ? string+0x180/0x200 [ 370.379560] ? kstrdup_const+0x39/0x50 [ 370.383446] kstrdup+0x39/0x70 [ 370.386636] kstrdup_const+0x39/0x50 [ 370.390351] __kernfs_new_node+0xa2/0x570 [ 370.394494] ? kernfs_dop_revalidate+0x380/0x380 [ 370.399251] ? snprintf+0xc0/0xf0 [ 370.402699] ? vsprintf+0x40/0x40 [ 370.406148] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 370.411074] ? cgroup_file_name+0x1d0/0x1d0 [ 370.415397] kernfs_new_node+0x80/0xe0 [ 370.419283] __kernfs_create_file+0x4b/0x320 [ 370.423693] cgroup_addrm_files+0x3c5/0xa70 [ 370.428014] ? cgroup_file_write+0x710/0x710 [ 370.432420] ? cpu_cgroup_css_alloc+0x30/0x30 [ 370.436917] ? __lock_is_held+0xb6/0x140 [ 370.440977] ? sched_online_group+0x4e0/0x4e0 [ 370.445472] ? cpu_cgroup_css_online+0x3a/0x50 [ 370.450052] ? online_css+0x224/0x2e0 [ 370.453852] css_populate_dir+0x198/0x420 [ 370.458002] cgroup_apply_control_enable+0x390/0xbc0 [ 370.463107] ? cgroup_propagate_control+0x570/0x570 [ 370.468129] ? css_populate_dir+0x289/0x420 [ 370.472460] cgroup_mkdir+0x56f/0xfc0 [ 370.476253] ? __lock_is_held+0xb6/0x140 [ 370.480315] ? cgroup_destroy_locked+0x750/0x750 [ 370.485070] ? rcu_read_lock_sched_held+0x108/0x120 [ 370.490084] ? kmem_cache_free+0x258/0x2a0 [ 370.494319] ? set_nlink+0xc1/0x160 [ 370.497943] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 370.502866] ? generic_permission+0x105/0x3c0 [ 370.507534] ? cgroup_destroy_locked+0x750/0x750 [ 370.512292] kernfs_iop_mkdir+0x153/0x1e0 [ 370.516437] vfs_mkdir+0x390/0x600 [ 370.519972] SyS_mkdir+0x220/0x2a0 [ 370.523512] ? SyS_mkdirat+0x2b0/0x2b0 [ 370.527399] ? do_syscall_64+0xb7/0x940 [ 370.531372] ? SyS_mkdirat+0x2b0/0x2b0 [ 370.535259] do_syscall_64+0x281/0x940 [ 370.539139] ? vmalloc_sync_all+0x30/0x30 [ 370.543281] ? _raw_spin_unlock_irq+0x27/0x70 [ 370.547774] ? finish_task_switch+0x1c1/0x7e0 [ 370.552267] ? syscall_return_slowpath+0x550/0x550 [ 370.557189] ? syscall_return_slowpath+0x2ac/0x550 [ 370.562112] ? prepare_exit_to_usermode+0x350/0x350 [ 370.567123] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 370.572484] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 370.577332] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 370.582516] RIP: 0033:0x454e79 [ 370.585704] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 370.593408] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 370.600676] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 370.607946] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/03/31 00:57:23 executing program 2: perf_event_open(&(0x7f0000000f88)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) readv(r0, &(0x7f0000000040)=[{&(0x7f0000000080)=""/255, 0xff}], 0x259) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) capset(&(0x7f00000fc000)={0x19980330}, &(0x7f000047efe8)) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_ifreq(r1, 0x89f2, &(0x7f0000000000)={'tunl0\x00', @ifru_data=&(0x7f0000000080)="47dcb9413483d74624eaa045515e3d2d91b3e3deb654b4d3c23685dab7309594"}) r2 = syz_open_pts(r0, 0x2) r3 = dup3(r2, r0, 0x0) setsockopt$bt_BT_SNDMTU(r3, 0x112, 0xc, &(0x7f0000000440)=0x1, 0x2) io_setup(0x20, &(0x7f0000000180)=0x0) ioctl$SNDRV_TIMER_IOCTL_GPARAMS(r3, 0x40485404, &(0x7f0000000240)={{0xffffffffffffffff, 0x0, 0x1, 0x2, 0x5}, 0x1, 0x5}) ioctl$PERF_EVENT_IOC_SET_BPF(r3, 0x40042408, r3) r5 = syz_open_dev$midi(&(0x7f0000000340)='/dev/midi#\x00', 0xfffffffffffffffb, 0x80) fadvise64(r5, 0x0, 0x80000000, 0x4) ioctl$int_out(r2, 0x2, &(0x7f00000002c0)) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r3, 0x54a3) socketpair(0x19, 0x5, 0x5, &(0x7f0000000300)) io_cancel(r4, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x7, 0x9, r2, &(0x7f0000001000)="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", 0x1000, 0x8, 0x0, 0x0, r3}, &(0x7f0000000200)) ioctl$sock_inet_tcp_SIOCOUTQNSD(r5, 0x894b, &(0x7f0000000400)) write(r0, &(0x7f0000c34fff), 0xffffff0b) r6 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x2, 0x1) r7 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) write$tun(r6, &(0x7f0000000380)=ANY=[@ANYBLOB="00c9ac0ccd7dcece59000000ffffffffffffffff000060396b5d0010000cff02faff00000000000000000000000100000000000000000000ffff00000000000000000401907800bba88600f9c97c31dbfe7c52a88a697183c086666b1f4d85c3d6e962b2f6f4804220"], 0x46) mq_unlink(&(0x7f0000000040)='{\x00') mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r7, 0x0) write$sndseq(r6, &(0x7f0000000040), 0xe78e6405) 2018/03/31 00:57:23 executing program 5: r0 = getpid() ptrace$getregset(0x4204, r0, 0x203, &(0x7f0000000500)={&(0x7f00000004c0)}) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000400)={0x0, 0x8}, &(0x7f0000000440)=0x8) process_vm_readv(r0, &(0x7f00000004c0)=[{&(0x7f0000000540)=""/160, 0xa0}, {&(0x7f0000000600)=""/191, 0xbf}, {&(0x7f00000006c0)=""/127, 0x7f}, {&(0x7f0000000740)=""/223, 0xdf}], 0x4, &(0x7f0000000b40)=[{&(0x7f0000000840)=""/115, 0x73}, {&(0x7f00000008c0)=""/106, 0x6a}, {&(0x7f0000000940)=""/217, 0xd9}, {&(0x7f0000000a40)=""/140, 0x8c}, {&(0x7f0000000b00)=""/32, 0x20}], 0x5, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r3, 0x84, 0x19, &(0x7f0000000480)={r4, 0x7fff}, 0x8) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r5 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r5, 0x4400ae8f, &(0x7f0000000000)={"91ee02d4d4aff3dbcc34de9a47ded2ec0f083f0450817aee7fdd327f2ee9d6c72a837d3be65e91cd1d68235562ee29c92081e4dc2b5eb6e7c4252362f9e70af973ff5775008c86efa6fc05ef8b10b7d9b4f44f0851a1e4e2652d045ba0f30fd3bdfa80ef1dfe59cd62b5fd95124856b15fd3e92d2d9eecbb98109dae5a367d80751ddb29135ad5dea90c028353e523ab9993cb9d479324bea02b39e099ee6d461c5a9d29b59bf1bba90e810cd6ecce2b2fedcc7ba5fb71e9a8d38f7e9b33d774893dd98b26a9f890e96c3870cd9f4b7375f488884483ada4a155fcba88e89b924d14b33ce0a88b5bb76410379b13b4f319aea64f228c54596576fe956f0968ade466aa8a603b26a38080955ab83cdbe752daa398588a05f52299f50c0f84d341494c7dcd64c6ea2ecbd898e8330308e6dd5fa0c2300e92436fa57390d9be473eb827342c59049a6e9f2d3000d93e09a4dd295ef589d96f7acc72b9120cb69de2bb476426fa8e071e9d92fcdaf6a356946d4db035925da0819a494630a222cc642c422b2cd7d082dffa675e5692d6cbcc89c8da239a7148f7dcfdf79f779598703746cd50e1f0ea1a9cac4e6ebdd723f6cfe7f4c0927eb83f8d2be9c3d89ef732b4549a28f3e199df6b575698f895d595bd5d0fd977823f4847c04bbc18850158183b64b3326923b5478dc9ba5c74b18f814d57afba74dc8af36bdc738228b747d7da157fec9880f6a32b8400c5078023363383070e37a27817713190ea5dd9f76240b88b250b9c9a895e59753e06f0df00bed65c6a8080fea7eac37018ddf1b4f6acdf77cd2f7ad622c08c50582aeff60c9bf6a74f22f2220fbd1189052ba79a92dffd33a57db53cafaa0d00f0dfa3adeafb4cb4a7747c86fbcf122ac4cd6b8018ea899694232bbde9be9fa81fcbecece6111e578a8db847051eca573e9cd03ecbe13ddbb02060eef4e1ec83b02f6f4c64874e1ff2c6d24f47a108ee62ccaae0f04fd612bfeb4c1bf48ac0fb0b2e5057059e81c8c7df9c32f00806b1cf76164bb2988723344c61e95549439fa13c319aebe3d9ac475628c3e1816e63a8cabacdea1e770d4bac3085997577b2605054e735a356ba7a5e8128c932aa20349d7b096010bfa9b106c78be450e2ff2f35d14febebc8fc0ed2af3df08618e25eda983df3b3fbb604f5db3762b7215e83ccd10b639cfb01032189e04d2056fb5ac1d7d35db62556e375c572a3a418c9c5e012f975367756bdaa73d8d5a4b71d84c420edf968c8b17b92a3485f94b7452eccb449e0b9adb9a527669a635d4e7867670aa4131a3e775c25fb5874351ea3964841ad6829d6c7b41f9a2d61adf3f93a4e112a94c8ad49adf9e46fe1437bff92b861172ea08568705f6ce7643abb631ed7937d9930ca58994abe979a4e5f98879a42a0138dbb21957d443de64de8bb3539ac68"}) 2018/03/31 00:57:23 executing program 7: mkdir(&(0x7f0000e29000)='./file0\x00', 0x400000000080) mount(&(0x7f000000a000)='./file0\x00', &(0x7f000000aff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000001c000)) chdir(&(0x7f0000cd2ff8)='./file0\x00') openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x0, 0x0) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) 2018/03/31 00:57:23 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f0000000000)={0x0, 0x18d0, 0x2, [0x8, 0x35]}, &(0x7f0000000040)=0xc) r3 = gettid() fcntl$setown(r0, 0x8, r3) setsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000080)={r2, 0x664d}, 0x8) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:23 executing program 6: socket$inet6(0xa, 0x3, 0x10000000033) r0 = socket$inet(0x2, 0x0, 0x886) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x4000000000002}, 0x1c) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) sendmsg(r1, &(0x7f00000024c0)={0x0, 0x0, &(0x7f0000002200)=[{&(0x7f00000000c0)="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", 0x5ad}], 0x1}, 0x0) getsockopt$IP_VS_SO_GET_DESTS(r0, 0x0, 0x484, &(0x7f0000000240)=""/103, &(0x7f0000000200)=0xfd0cd22b19f82754) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000002, &(0x7f0000000100)=0x79, 0x4) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) r2 = socket$inet(0x2, 0x802, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000580)=@broute={'broute\x00', 0x20, 0x2, 0x230, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000040], 0x0, &(0x7f0000000280), &(0x7f0000000040)=ANY=[@ANYBLOB="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"]}, 0x2a8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000002c0)={0x0, @in={{0x2, 0x0, @multicast1=0xe0000001}}, [0x9, 0x8001, 0x0, 0x5, 0x2, 0x1f, 0x3, 0x0, 0x3, 0x800, 0x5, 0x6, 0x0, 0x886, 0x1]}, &(0x7f0000000000)=0x100) r4 = socket(0x2, 0x805, 0x0) bind$inet(r4, &(0x7f0000ce6ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r4, &(0x7f0000218000)="fd", 0x1, 0x0, &(0x7f0000af3ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x5}, &(0x7f0000000400)=0x8) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000880)=@broute={'broute\x00', 0x20, 0x1, 0x150, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000700], 0x0, &(0x7f00000006c0), &(0x7f0000000700)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x1b, 0x0, 0x0, 'bcsf0\x00', 'teql0\x00', 'ip_vti0\x00', 'erspan0\x00', @empty, [], @random="c8992de4105a", [], 0x70, 0x70, 0xc0}}, @common=@LED={'LED\x00', 0x28, {{'syz1\x00'}}}}]}]}, 0x1c8) socket$pppoe(0x18, 0x1, 0x0) readv(r4, &(0x7f0000000e00)=[{&(0x7f00000004c0)=""/121, 0x79}, {&(0x7f0000000540)=""/62, 0x3e}, {&(0x7f0000000600)=""/142, 0x8e}, {&(0x7f0000000a00)=""/133, 0x85}, {&(0x7f0000000ac0)=""/152, 0x98}, {&(0x7f0000000b80)=""/108, 0x6c}, {&(0x7f0000000c00)=""/105, 0x69}, {&(0x7f0000000c80)=""/205, 0xcd}, {&(0x7f0000000d80)=""/79, 0x4f}], 0x9) setsockopt$RDS_CANCEL_SENT_TO(r4, 0x114, 0x1, &(0x7f0000000ec0)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x12}}, 0x10) setsockopt$IPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x41, &(0x7f0000000f00)={'raw\x00', 0x2, [{}, {}]}, 0x48) setsockopt$IP_VS_SO_SET_ADDDEST(r2, 0x0, 0x487, &(0x7f0000000440)={{0x62, @rand_addr=0x6, 0x4e20, 0x2, 'lc\x00', 0x20, 0x8, 0x2b}, {@empty, 0x4e21, 0x0, 0x9af9, 0xf29, 0x1}}, 0x44) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='vegas\x00', 0xffffff82) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000f53fff), 0xfffffffffffffc64, 0x20000802, &(0x7f000006d000)={0x2, 0x4e23}, 0x10) shutdown(r0, 0x1) getsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000004040), 0x4) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f00000018c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f00000000c0)=0x2) socket$vsock_dgram(0x28, 0x2, 0x0) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f00000002c0)={r5, 0x40}, 0x8) 2018/03/31 00:57:23 executing program 0 (fault-call:10 fault-nth:37): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:23 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x9, 0x400002) execveat(r3, &(0x7f0000000040)='./file0\x00', &(0x7f0000000200)=[&(0x7f0000000080)='ppp0({\x00', &(0x7f00000000c0)='/dev/kvm\x00', &(0x7f0000000100)='/dev/kvm\x00', &(0x7f0000000140)='/dev/kvm\x00', &(0x7f0000000180)='/dev/kvm\x00', &(0x7f00000001c0)='keyringeth1em1proc#em1\x00'], &(0x7f0000000280)=[&(0x7f0000000240)='\x00'], 0x800) ioctl$KVM_SET_TSS_ADDR(r1, 0xae47, 0xd000) ioctl$VHOST_SET_LOG_BASE(r3, 0x4008af04, &(0x7f00000003c0)=&(0x7f00000002c0)) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) r4 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1000002, 0x52, r4, 0x0) mprotect(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x1) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/03/31 00:57:23 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 370.615211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 370.622472] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000024 [ 370.629822] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/03/31 00:57:23 executing program 3: r0 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x9, 0x40) setsockopt$IP_VS_SO_SET_ZERO(r0, 0x0, 0x48f, &(0x7f0000000080)={0x1d, @loopback=0x7f000001, 0x4e24, 0x4, 'lblcr\x00', 0x4, 0x37, 0x54}, 0x2c) setsockopt$IP_VS_SO_SET_STARTDAEMON(0xffffffffffffffff, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x40000) fallocate(r1, 0x2, 0x10001, 0xf92) [ 370.678767] kernel msg: ebtables bug: please report to author: Unknown flag for inv bitmask [ 370.725159] IPVS: set_ctl: invalid protocol: 98 0.0.0.6:20000 lc [ 370.736845] FAULT_INJECTION: forcing a failure. [ 370.736845] name failslab, interval 1, probability 0, space 0, times 0 [ 370.748287] CPU: 0 PID: 22871 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 370.755659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 370.765019] Call Trace: [ 370.767620] dump_stack+0x194/0x24d [ 370.771261] ? arch_local_irq_restore+0x53/0x53 [ 370.775939] ? lock_release+0xa40/0xa40 [ 370.779928] should_fail+0x8c0/0xa40 [ 370.783652] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 370.788761] ? kernfs_add_one+0x50/0x450 [ 370.792832] ? rb_first_postorder+0xa0/0xa0 [ 370.797161] ? kernfs_add_one+0x50/0x450 [ 370.801336] ? save_stack+0x43/0xd0 [ 370.804979] ? kasan_kmalloc+0xad/0xe0 [ 370.808891] ? trace_hardirqs_off+0x10/0x10 [ 370.813239] ? find_held_lock+0x35/0x1d0 [ 370.817317] ? __lock_is_held+0xb6/0x140 [ 370.821399] ? check_same_owner+0x320/0x320 2018/03/31 00:57:23 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000)) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000931000)="440d05d72f20000000000000ec", 0xd) r1 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x5, 0x0) accept$packet(r1, &(0x7f0000000100), &(0x7f0000000140)=0x14) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000080)) ioctl$KVM_ASSIGN_SET_INTX_MASK(r1, 0x4040aea4, &(0x7f00000000c0)={0x5, 0x1, 0xfffffffffffffffc, 0x4, 0x20}) 2018/03/31 00:57:23 executing program 7: openat$kvm(0xffffffffffffff9c, &(0x7f0000fafff7)='/dev/kvm\x00', 0x0, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000d80)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000000200)=0x2) socketpair(0xa, 0x3, 0x5, &(0x7f0000000cc0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f00000003c0)=@int=0x80000000, 0x4) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000d40)={0x0}) ioctl$DRM_IOCTL_SET_SAREA_CTX(0xffffffffffffffff, 0x4010641c, &(0x7f0000000680)={r3, &(0x7f0000000a80)=""/97}) r4 = accept(0xffffffffffffffff, &(0x7f00000004c0)=@alg, &(0x7f0000000600)=0x80) sendto$ipx(r1, &(0x7f00000007c0), 0x185, 0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f00000003c0)=ANY=[], &(0x7f0000000240)) setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f0000000540)=@broute={'broute\x00', 0x20, 0x6, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000a80], 0x0, &(0x7f0000000300), &(0x7f0000001080)=ANY=[]}, 0x78) getsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000100), &(0x7f0000000140)=0x8) r5 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r5, &(0x7f000000b000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000beeff0)={&(0x7f000063de2c)=@newsa={0x13c, 0x10, 0x713, 0x0, 0x0, {{@in6=@dev={0xfe, 0x80}, @in=@rand_addr}, {@in6=@mcast2={0xff, 0x2, [], 0x1}, 0x0, 0x32}, @in6=@ipv4={[], [0xff, 0xff]}, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_aead={0x4c, 0x12, {{'rfc4106(gcm(aes))\x00'}, 0x0, 0x60}}]}, 0x13c}, 0x1}, 0x0) getpeername$inet6(r2, &(0x7f0000000040), &(0x7f0000000080)=0x1c) bind$inet(0xffffffffffffffff, &(0x7f0000000180)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x2b) syz_emit_ethernet(0x1, &(0x7f0000000840)=ANY=[@ANYBLOB="aaaaaaaaaaaa000000000000119078ac2314aaac14142b4e204e20000890780000000000000000000000970ea6f5ee54ca02247b67f1f29f5036727cbd1b4c93ea961aa7f9d2c1fcbb82270800000000000000a86a3ff95f7df69e1c823dca133782c22601bb9939674f56ce4db6dce3c79a4465a60205ec054c34609034427530dc40f2cdfdd083f236ba6ebfd04b777ba72feaa2715e783f4cfc401ebdad78c22a99d834d0747983f16c43f4fe9a96da84ac17f4f8db14b59b2b871fef55702df30966"], &(0x7f00000000c0)={0x0, 0x0, [0x0, 0x0, 0x0, 0x8bc]}) getsockopt$inet6_IPV6_IPSEC_POLICY(r4, 0x29, 0x22, &(0x7f0000000940)={{{@in=@local, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@remote}}, &(0x7f0000000a40)=0xd) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000001840)={{{@in6=@ipv4={[], [], @broadcast}, @in6=@ipv4={[], [], @multicast1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@remote}}, &(0x7f0000000c40)=0xfffffffffffffdb3) setsockopt$inet6_buf(r0, 0x29, 0x0, &(0x7f00000006c0)="c5d3082e99819f3816efd1e9205adcf5810fe53baa9be3b9658e190724ad8e0e987431b5206f8bc9548b3c4903f6fda0b86bb6d10bcdca853545b94745197c1a41d4fe428cc06875a9574a8427d7aeef2cf0f95154dfe7fdad", 0x59) setsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f0000001940)={{{@in6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @in6=@ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x4e20, 0x0, 0x4e23, 0x200, 0x0, 0x0, 0x0, 0x1d, r6, r7}, {0x100000000, 0x0, 0x0, 0x0, 0x6, 0x3, 0x0, 0x7}, {0x9, 0x1ff, 0x2, 0x689}, 0x40, 0x0, 0x2, 0x0, 0x2, 0x3}, {{@in=@multicast1=0xe0000001, 0x4d4}, 0xa, @in6=@loopback={0x0, 0x1}, 0x3505, 0x0, 0x0, 0x95b8, 0x0, 0x100, 0xfffffffffffffffe}}, 0xe8) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000480)={0x7f, @multicast2=0xe0000002, 0x4e23, 0x0, 'dh\x00', 0x3, 0x4, 0x75}, 0x2c) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r4, 0x84, 0x18, &(0x7f0000000400)={0x0, 0x2d}, &(0x7f00000005c0)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r4, 0x84, 0x76, &(0x7f0000000640), 0x8) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r2, 0x4058534c, &(0x7f0000000740)={0x1, 0x4, 0x20000000000, 0x8000006, 0x7, 0x9}) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000000280), &(0x7f00000002c0)=0x4) setsockopt$inet6_int(r0, 0x29, 0x0, &(0x7f0000000000), 0x4) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0xca, &(0x7f0000000440)={0x6, 0x1, 0x9, 0x3, 0xcb0b}, 0xc) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f0000000340)=ANY=[@ANYRES32=r8, @ANYBLOB="0400040008000800a11963d3bff6000062000b48723c37c478d1fef4a8991bebc889ae681c37bbe64f56991466f02c9f512546bd107b393a85bb34cddddfed96fbe9c3c94a4e468c5cecf378631d02471cff6b545a364455574b4b72249ccbff2f726a69cc3989c32fde42931b1849ba9a2fc0fb1b000000000000"], &(0x7f00000001c0)=0x2) ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) 2018/03/31 00:57:23 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r0, &(0x7f0000fd0000), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) r1 = socket$packet(0x11, 0x84, 0x300) recvmsg(r1, &(0x7f0000001340)={&(0x7f0000000200)=@pppoe, 0x80, &(0x7f0000000040), 0x0, &(0x7f0000000340)=""/4096, 0x1000}, 0x20) sendto$inet(r0, &(0x7f00006fd000)="c3", 0x1, 0x0, &(0x7f0000e66000)={0x2, 0x0, @rand_addr}, 0x10) 2018/03/31 00:57:23 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 370.825732] ? lock_downgrade+0x980/0x980 [ 370.829898] ? rcu_note_context_switch+0x710/0x710 [ 370.834850] should_failslab+0xec/0x120 [ 370.838841] __kmalloc_track_caller+0x5f/0x760 [ 370.843440] ? string+0x180/0x200 [ 370.846911] ? kstrdup_const+0x39/0x50 [ 370.850822] kstrdup+0x39/0x70 [ 370.854028] kstrdup_const+0x39/0x50 [ 370.858492] __kernfs_new_node+0xa2/0x570 [ 370.862668] ? kernfs_dop_revalidate+0x380/0x380 [ 370.867447] ? snprintf+0xc0/0xf0 [ 370.870906] ? vsprintf+0x40/0x40 2018/03/31 00:57:23 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000000)={0x1, "6c6f00000000000000000100"}, 0x18) tee(r0, r0, 0x81, 0x2) getsockopt$ARPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x63, &(0x7f0000000040)={'ah\x00'}, &(0x7f0000000080)=0x1e) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f00000000c0), 0x4) [ 370.874365] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 370.879307] ? cgroup_file_name+0x1d0/0x1d0 [ 370.883636] kernfs_new_node+0x80/0xe0 [ 370.887536] __kernfs_create_file+0x4b/0x320 [ 370.891960] cgroup_addrm_files+0x3c5/0xa70 [ 370.896304] ? cgroup_file_write+0x710/0x710 [ 370.900727] ? cpu_cgroup_css_alloc+0x30/0x30 [ 370.905240] ? __lock_is_held+0xb6/0x140 [ 370.909312] ? sched_online_group+0x4e0/0x4e0 [ 370.913818] ? cpu_cgroup_css_online+0x3a/0x50 [ 370.918411] ? online_css+0x224/0x2e0 [ 370.922227] css_populate_dir+0x198/0x420 [ 370.926394] cgroup_apply_control_enable+0x390/0xbc0 [ 370.931519] ? cgroup_propagate_control+0x570/0x570 [ 370.936552] ? css_populate_dir+0x289/0x420 [ 370.940902] cgroup_mkdir+0x56f/0xfc0 [ 370.945076] ? __lock_is_held+0xb6/0x140 [ 370.949147] ? cgroup_destroy_locked+0x750/0x750 [ 370.953919] ? rcu_read_lock_sched_held+0x108/0x120 [ 370.958948] ? kmem_cache_free+0x258/0x2a0 [ 370.963191] ? set_nlink+0xc1/0x160 [ 370.966828] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 370.971759] ? generic_permission+0x105/0x3c0 [ 370.976271] ? cgroup_destroy_locked+0x750/0x750 [ 370.981162] kernfs_iop_mkdir+0x153/0x1e0 [ 370.985323] vfs_mkdir+0x390/0x600 [ 370.988990] SyS_mkdir+0x220/0x2a0 [ 370.992543] ? SyS_mkdirat+0x2b0/0x2b0 [ 370.996444] ? do_syscall_64+0xb7/0x940 [ 371.000425] ? SyS_mkdirat+0x2b0/0x2b0 [ 371.004316] do_syscall_64+0x281/0x940 [ 371.008208] ? vmalloc_sync_all+0x30/0x30 [ 371.012361] ? _raw_spin_unlock_irq+0x27/0x70 [ 371.016862] ? finish_task_switch+0x1c1/0x7e0 [ 371.021366] ? syscall_return_slowpath+0x550/0x550 [ 371.026311] ? syscall_return_slowpath+0x2ac/0x550 [ 371.031254] ? prepare_exit_to_usermode+0x350/0x350 [ 371.036280] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 371.041651] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 371.046507] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 371.051694] RIP: 0033:0x454e79 [ 371.054889] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 371.062599] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 371.069872] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 371.077147] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 371.084418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 371.091685] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000025 [ 371.099054] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 371.116926] kernel msg: ebtables bug: please report to author: Unknown flag for inv bitmask [ 371.139334] IPVS: set_ctl: invalid protocol: 98 0.0.0.6:20000 lc 2018/03/31 00:57:24 executing program 3: r0 = socket$inet(0x2, 0x100006, 0x6) r1 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x5, 0x20000) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000140)={0x0, @remote}, &(0x7f0000000180)=0xc) r3 = geteuid() setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f00000001c0)={{{@in6=@loopback={0x0, 0x1}, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4e20, 0x0, 0x4e23, 0x2, 0xa, 0x80, 0xa0, 0x32, r2, r3}, {0x0, 0xffff, 0x0, 0x40, 0x5, 0x0, 0x81, 0x5d54}, {0x0, 0x2, 0xaac, 0xffffffff80000000}, 0x175f9388, 0x6e6bb3, 0x2, 0x1, 0x2, 0x3}, {{@in6=@mcast1={0xff, 0x1, [], 0x1}, 0x4d3, 0x3c}, 0xa, @in6, 0x3502, 0x0, 0x2, 0x1000, 0x2, 0xa6, 0x6}}, 0xe8) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000080)={r0}) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e1e, @local={0xac, 0x14, 0x14, 0xaa}}, 0xfffffffffffffc37) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) 2018/03/31 00:57:24 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:24 executing program 6: r0 = syz_open_dev$dspn(&(0x7f0000004ff6)='/dev/dsp#\x00', 0x1, 0x0) ioctl$void(r0, 0xc0045878) ioctl$int_in(r0, 0x800000c0045009, &(0x7f000000dff8)=0xd4df) 2018/03/31 00:57:24 executing program 0 (fault-call:10 fault-nth:38): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:24 executing program 1: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) clock_nanosleep(0xfffffffffffffffc, 0x1, &(0x7f00006ba000)={0x0, 0x1c9c380}, &(0x7f0000daaff8)) r1 = fcntl$getown(r0, 0x9) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000600)='/dev/rfkill\x00', 0x200, 0x0) r3 = fcntl$getown(r0, 0x9) write$vnet(r2, &(0x7f0000003980)={0x1, {&(0x7f0000002940)=""/4096, 0x1000, &(0x7f0000003940)=""/35, 0x3, 0x1}}, 0x68) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r2, 0xc1105518, &(0x7f0000002780)={{0x9, 0x22f822702da6acf8, 0x6, 0x1, "da9f01015661d9a9e0134d1edc295586d075755c22f455bc4713de43b5932649b13d2a145eef3ebd9f2ed741", 0x8}, 0x0, 0x0, 0x20, r3, 0x0, 0xdd, "5df20fa4d6a3f524262d187d60062deb5361d7bc287ccdc2c3cd16b1a179c73d61242750deb2261cea4000d9a85f650aafa5dc3f9d8dfb7e0f2c4b06b0e1efd6", &(0x7f0000000640)='wlan0\x00', 0x6, [], [0x6, 0x80, 0x4, 0x1]}) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r2, 0x800442d3, &(0x7f0000003a00)={0x9, 0x6, 0x100, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 'bcsh0\x00'}) set_tid_address(&(0x7f0000003a40)) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x62a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000700)={{}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r1}) ioctl$sock_ipx_SIOCSIFADDR(r4, 0x8916, &(0x7f00000005c0)={'gretap0\x00', {0x4, 0x200, 0xccd, "941689225a0c", 0xa61}}) inotify_init() ioctl$KDGKBTYPE(r2, 0x4b33, &(0x7f0000002900)) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000002c0)={'bcsh0\x00', 0x2}) ioctl$void(r2, 0xc0045c79) fcntl$getownex(r0, 0x10, &(0x7f000045fff8)={0x0, 0x0}) process_vm_writev(r5, &(0x7f0000000280)=[{&(0x7f0000000080)=""/191, 0xbf}, {&(0x7f0000000140)=""/238, 0xee}, {&(0x7f0000000240)=""/32, 0x20}], 0x3, &(0x7f0000000540)=[{&(0x7f0000000780)=""/4096, 0x1000}, {&(0x7f0000000300)=""/47, 0x2f}, {&(0x7f0000001780)=""/4096, 0x1000}, {&(0x7f0000000340)=""/251, 0xfb}, {&(0x7f0000000440)=""/22, 0x16}, {&(0x7f0000000480)=""/159, 0x9f}], 0x6, 0x0) creat(&(0x7f0000000040)='./file0\x00', 0x0) shmget(0x2, 0x3000, 0x0, &(0x7f0000ffd000/0x3000)=nil) ptrace$setopts(0x4206, r5, 0x0, 0x0) futex(&(0x7f0000000680), 0x0, 0x1, &(0x7f00000006c0), &(0x7f00000028c0), 0x2) 2018/03/31 00:57:24 executing program 2: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000001000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0xa1) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) llistxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000180)=""/246, 0xf6) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000ed4000)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000080)=[@in6={0xa, 0x4e20, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0xbd28}, @in={0x2, 0x4e23}, @in6={0xa, 0x4e24, 0x80, @empty, 0x1ff}, @in6={0xa, 0x4e22, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x7}], 0x64) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00003d1ffc)='bbr\x00', 0x4) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000300)=@pppoe={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'ip6tnl0\x00'}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000010c0)="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", 0x79a}], 0x1}}], 0x1, 0x4000) shutdown(r0, 0x1) getgroups(0x2, &(0x7f0000000100)=[0xffffffffffffffff, 0xffffffffffffffff]) setfsgid(0x0) 2018/03/31 00:57:24 executing program 7: r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x3, 0x40000) r1 = gettid() perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x3, 0x8001, 0x10001, 0x20, 0x0, 0x4, 0x40, 0x6, 0x9, 0x7, 0x5, 0x0, 0x0, 0x401, 0xb5, 0xfe6e, 0x400, 0x9, 0x81, 0x5aac, 0x4, 0x8, 0xfffffffffffff634, 0x0, 0x2, 0x9, 0x2, 0x6, 0xac, 0xd73a, 0x0, 0x1, 0x1, 0x2, 0x3, 0x1, 0x0, 0x7ff, 0x6, @perf_config_ext={0x1, 0x4}, 0x20004, 0xfffffffffffff0e3, 0x8, 0x6, 0x2, 0xde31, 0x20}, r1, 0x2, r0, 0xa) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r0, 0x80045301, &(0x7f0000000040)) unshare(0x400) r2 = eventfd2(0x0, 0x0) fadvise64(r2, 0x0, 0xfffffffffffeffff, 0x0) 2018/03/31 00:57:24 executing program 5: mkdir(&(0x7f00002b2000)='./file0\x00', 0x0) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='autofs\x00', 0x0, &(0x7f0000000180)) r0 = open(&(0x7f0000f04ff8)='./file0\x00', 0x0, 0x0) getdents64(r0, &(0x7f0000001900)=""/28, 0x1c) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000180)={{{@in=@broadcast, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@rand_addr}}, &(0x7f0000000000)=0xe8) r2 = getegid() fchown(r0, r1, r2) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f00000000c0)={0x0, 0x1200000}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000280)={r3, 0x3ff}, &(0x7f00000002c0)=0x8) getdents64(r0, &(0x7f0000000380)=""/4096, 0x1000) [ 371.771755] FAULT_INJECTION: forcing a failure. [ 371.771755] name failslab, interval 1, probability 0, space 0, times 0 [ 371.771856] ptrace attach of "/root/syz-executor1"[4502] was attempted by "/root/syz-executor1"[22911] [ 371.783102] CPU: 0 PID: 22910 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 371.799894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 371.809247] Call Trace: [ 371.811928] dump_stack+0x194/0x24d [ 371.815561] ? arch_local_irq_restore+0x53/0x53 [ 371.820229] ? lock_release+0xa40/0xa40 [ 371.824194] should_fail+0x8c0/0xa40 [ 371.827897] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 371.832988] ? kernfs_add_one+0x50/0x450 [ 371.837070] ? rb_first_postorder+0xa0/0xa0 [ 371.841376] ? kernfs_add_one+0x50/0x450 [ 371.845425] ? save_stack+0x43/0xd0 [ 371.849036] ? kasan_kmalloc+0xad/0xe0 [ 371.852916] ? trace_hardirqs_off+0x10/0x10 [ 371.857226] ? find_held_lock+0x35/0x1d0 [ 371.861275] ? __lock_is_held+0xb6/0x140 [ 371.865341] ? check_same_owner+0x320/0x320 [ 371.869650] ? lock_downgrade+0x980/0x980 [ 371.873782] ? rcu_note_context_switch+0x710/0x710 [ 371.878709] should_failslab+0xec/0x120 [ 371.882670] __kmalloc_track_caller+0x5f/0x760 [ 371.887247] ? string+0x180/0x200 [ 371.890682] ? kstrdup_const+0x39/0x50 [ 371.894557] kstrdup+0x39/0x70 [ 371.897738] kstrdup_const+0x39/0x50 [ 371.901436] __kernfs_new_node+0xa2/0x570 [ 371.905572] ? kernfs_dop_revalidate+0x380/0x380 [ 371.910323] ? snprintf+0xc0/0xf0 [ 371.913771] ? vsprintf+0x40/0x40 [ 371.917221] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 371.922184] ? cgroup_file_name+0x1d0/0x1d0 [ 371.926510] kernfs_new_node+0x80/0xe0 [ 371.930387] __kernfs_create_file+0x4b/0x320 [ 371.934785] cgroup_addrm_files+0x3c5/0xa70 [ 371.939102] ? cgroup_file_write+0x710/0x710 [ 371.943499] ? cpu_cgroup_css_alloc+0x30/0x30 [ 371.947987] ? __lock_is_held+0xb6/0x140 [ 371.952042] ? sched_online_group+0x4e0/0x4e0 [ 371.956521] ? cpu_cgroup_css_online+0x3a/0x50 [ 371.961090] ? online_css+0x224/0x2e0 [ 371.964875] css_populate_dir+0x198/0x420 [ 371.969016] cgroup_apply_control_enable+0x390/0xbc0 [ 371.974116] ? cgroup_propagate_control+0x570/0x570 [ 371.979123] ? css_populate_dir+0x289/0x420 [ 371.983431] cgroup_mkdir+0x56f/0xfc0 [ 371.987220] ? __lock_is_held+0xb6/0x140 [ 371.991271] ? cgroup_destroy_locked+0x750/0x750 [ 371.996188] ? rcu_read_lock_sched_held+0x108/0x120 [ 372.001194] ? kmem_cache_free+0x258/0x2a0 [ 372.005415] ? set_nlink+0xc1/0x160 [ 372.009034] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 372.013955] ? generic_permission+0x105/0x3c0 [ 372.018439] ? cgroup_destroy_locked+0x750/0x750 [ 372.023192] kernfs_iop_mkdir+0x153/0x1e0 [ 372.027334] vfs_mkdir+0x390/0x600 [ 372.030869] SyS_mkdir+0x220/0x2a0 [ 372.034396] ? SyS_mkdirat+0x2b0/0x2b0 [ 372.038273] ? do_syscall_64+0xb7/0x940 [ 372.042234] ? SyS_mkdirat+0x2b0/0x2b0 [ 372.046106] do_syscall_64+0x281/0x940 [ 372.049983] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 372.055507] ? syscall_return_slowpath+0x550/0x550 [ 372.060429] ? syscall_return_slowpath+0x2ac/0x550 [ 372.065354] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 372.070705] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.075537] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 372.080712] RIP: 0033:0x454e79 [ 372.083886] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 372.091592] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 372.098853] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 372.106112] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 372.113371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/03/31 00:57:24 executing program 3: r0 = socket$inet(0x2, 0x6, 0x3c) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/mixer\x00', 0x1, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r1, 0xc4c85513, &(0x7f00000000c0)={{0x0, 0x6, 0x2, 0x4, "36e294a7765f09a4f53693b1ca1c4849b3facbe59d86bee37de95ddae49b58bd5a22beecd6487b9efa30475d", 0x800}, 0x6, [0x7f, 0x5, 0x0, 0xff, 0x4, 0x0, 0x7, 0x2, 0x5, 0x7fffffff, 0x0, 0x5, 0x0, 0x200, 0x6, 0x5, 0x6, 0x8, 0xb9a, 0x17d00469, 0x4f6, 0x10001, 0x0, 0x1ff, 0x20, 0x1000, 0x4, 0x3, 0x4, 0x0, 0x87, 0x3, 0x5, 0x92, 0x2, 0xffffffff, 0x5, 0x100000001, 0x1, 0x2, 0xfb3, 0x2b6, 0x3, 0x80000000, 0x8000, 0x4191, 0x10f2, 0xd9, 0x1, 0x3, 0x3f, 0x67, 0x2, 0x4, 0x6, 0x20, 0x10001, 0x4, 0x6, 0x5db7, 0x7fffffff, 0xb9, 0x8, 0x300000, 0x3, 0x101, 0x5, 0x0, 0xc862000000000000, 0x0, 0x0, 0x3, 0x9, 0x20, 0x8, 0x3, 0x3, 0xffffffffffffffff, 0x4, 0xcbb, 0x548, 0x1f, 0x3ff, 0x7, 0xfffffffffffffff8, 0x10000, 0x4, 0xbda6, 0xfffffffffffffe01, 0x1, 0x7ff, 0xde, 0x5b0f6d87, 0x44b, 0x100000000, 0x9, 0x5, 0x7fff, 0x100000000, 0x2, 0x0, 0x100000000, 0x4, 0xfffffffffffffffc, 0x0, 0x3, 0x100000001, 0x7, 0x6, 0x20, 0x9, 0x4, 0xffffffffffffffff, 0xcb, 0x1, 0x81, 0x9, 0x5, 0xfffffffffffffffd, 0x6, 0x8, 0xffffffff00000001, 0x10000, 0x1, 0x5, 0x9, 0x9, 0x1b], {0x0, 0x1c9c380}}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x0, 'lo\x00'}, 0x18) getsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000000), &(0x7f0000000040)=0x8) 2018/03/31 00:57:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000004}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@getroute={0x14, 0x1a, 0x111, 0x70bd27, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1}, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000440)={0x0, @multicast2, @broadcast}, &(0x7f0000000480)=0xc) setsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x0, &(0x7f00000004c0)={@empty, @broadcast=0xffffffff}, 0xc) sendmsg$nl_route(r0, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000140)=ANY=[@ANYBLOB="2800000012000103000000000000000007000000", @ANYBLOB="00000000000000000800973600000000"], 0x2}, 0x1}, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000240)={'syz_tun\x00'}) sendmsg$nl_route(r0, &(0x7f00000003c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)=@ipv4_newaddr={0x58, 0x14, 0x100, 0x70bd26, 0x25dfdbfb, {0x2, 0x0, 0x60, 0xff}, [@IFA_ADDRESS={0x8, 0x1, @loopback=0x7f000001}, @IFA_FLAGS={0x8, 0x8, 0x4a8}, @IFA_ADDRESS={0x8, 0x1, @loopback=0x7f000001}, @IFA_LABEL={0x14, 0x3, 'gre0\x00'}, @IFA_CACHEINFO={0x14, 0x6, {0x0, 0x187, 0x4, 0x7fff}}]}, 0x58}, 0x1, 0x0, 0x0, 0x20040001}, 0x10) setsockopt$inet_MCAST_MSFILTER(r1, 0x0, 0x30, &(0x7f0000000500)={0x8d, {{0x2, 0x4e24, @loopback=0x7f000001}}, 0x0, 0x6, [{{0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}}, {{0x2, 0x4e20, @multicast2=0xe0000002}}, {{0x2, 0x4e23, @multicast2=0xe0000002}}, {{0x2, 0x4e24, @multicast1=0xe0000001}}, {{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x18}}}, {{0x2, 0x2, @multicast2=0xe0000002}}]}, 0x390) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000001c0)={0x0}, &(0x7f0000000200)=0xc) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000400)=r2) [ 372.120635] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000026 [ 372.128159] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/03/31 00:57:24 executing program 6: r0 = socket$inet6(0xa, 0x2100000000000002, 0x0) rt_sigprocmask(0x0, &(0x7f0000000080), 0x0, 0x8) ioctl$sock_inet6_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) 2018/03/31 00:57:24 executing program 7: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000001000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0xa1) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) llistxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000180)=""/246, 0xf6) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000ed4000)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000080)=[@in6={0xa, 0x4e20, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0xbd28}, @in={0x2, 0x4e23}, @in6={0xa, 0x4e24, 0x80, @empty, 0x1ff}, @in6={0xa, 0x4e22, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x7}], 0x64) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00003d1ffc)='bbr\x00', 0x4) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000300)=@pppoe={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'ip6tnl0\x00'}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000010c0)="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", 0x7a0}], 0x1}}], 0x1, 0x4000) recvfrom$inet(r0, &(0x7f00009be000)=""/11, 0xe8, 0x0, 0x0, 0xffffffffffffff4e) shutdown(r0, 0x1) getgroups(0x2, &(0x7f0000000100)=[0xffffffffffffffff, 0xffffffffffffffff]) 2018/03/31 00:57:24 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={0x0, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 372.203558] ptrace attach of "/root/syz-executor1"[4502] was attempted by "/root/syz-executor1"[22911] 2018/03/31 00:57:24 executing program 6: r0 = socket$key(0xf, 0x3, 0x2) r1 = gettid() ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000200)=r1) ioctl$LOOP_SET_STATUS64(0xffffffffffffffff, 0x4c04, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, "b2cdc16948c2d8defdc6ccd7e69370cd89206e757600f494a6f386fd75de4ec168412aefa9b47ddce6005ef1f5e2188c611f11fe23a9973b4f3b4ca8115d75b6", "adcddcbdd258708ed483b1c6d50b363981c4f943de7510903594aa41b5a7d76826f71b49332e607bd68a9352cd05d36e027047e9bd95b49f71e4f89c99b3dacc", "98731c39612dffb0f3700d6862ad2c5e51f2bf1597643d3216b87c072c7cef3c"}) r2 = socket$inet6(0xa, 0x400000000001, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000080)={@void, @void, @x25}, 0x3) ioctl$TCSBRKP(0xffffffffffffffff, 0x5425, 0x0) getsockopt$ax25_buf(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000380)=""/92, &(0x7f00000001c0)=0x5c) pwritev(0xffffffffffffffff, &(0x7f00000000c0), 0x0, 0x0) bind$inet6(r2, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) fcntl$getownex(r2, 0x10, &(0x7f0000000000)={0x0, 0x0}) fchdir(r0) ioctl$sock_SIOCSPGRP(r2, 0x8902, &(0x7f0000000140)=r3) ioctl$TIOCEXCL(r0, 0x540c) getsockname(r0, &(0x7f0000000240)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @ipv4={[], [], @local}}}}, &(0x7f00000002c0)=0x80) getpeername$netrom(r4, &(0x7f0000000300), &(0x7f0000000340)=0x10) sendmsg$key(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000400)=ANY=[@ANYBLOB="0209020f0c0000002dbd7000fcdbdf2518560000000000000a004e210500000000000000000000000000ffff7f0000013f0000be41d4dbb1c610e000000000000000000000000000000000000400000002001000000004d6000004d300000000"], 0x60}, 0x1}, 0x40000) sendto$inet6(r2, &(0x7f0000e77fff), 0xfffffffffffffd8a, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(0xffffffffffffffff, 0x10e, 0x8, &(0x7f0000000180), 0x4) 2018/03/31 00:57:24 executing program 5: syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0xe000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027000f801", 0x17}], 0x0, &(0x7f0000000240)=ANY=[]) r0 = open$dir(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000800)='/dev/cuse\x00', 0x400, 0x0) recvfrom$ipx(r1, &(0x7f0000000840)=""/89, 0x59, 0x20, &(0x7f00000008c0)={0x4, 0xb90, 0x4, "e2b3db3cf907", 0x7}, 0x10) syz_mount_image$ntfs(&(0x7f0000000180)='ntfs\x00', &(0x7f00000001c0)='./file0/file0\x00', 0x1589, 0x2, &(0x7f0000000700)=[{&(0x7f0000000240)="1295bbd01042c5804986e09dd9f474809cad69722666fedd35c5344851eb730b3ed92907f9c960cc1b1cfb71f6bb5f7f1380b1cc884ae5eea0fb25c3d79779f796131514470fd9ddace6d0b11722b9ca3efde0643dda56b0e6c8557aa64959f655aff77515ecf88f9d3b4aa7fa66560ff28c", 0x72, 0xffff}, {&(0x7f0000000600)="ff7127cb4cca3c2b10790c5fece739c938ff0483a8f4f6cd6716c795376515cfe8533f0139242d144f6f772473d4f2486f4c35301105a66c6e2006c869a86f86c729dc4eabbb59e8e1ebaa0bf2da3e117e39c5a9399dc327a0ca21837c8978279e2f5dcb83be9c239f077053a2c49270b2efeac1d0b1d7fee5c335bf0e8ed9a91c1f1a3ef2b663b9aa1cf032b31eb74cafe470cbe735a117d4d9370efa597d60c3857996c4f26116a0b4dab053c26a5963137493b39c94ec75f9", 0xba, 0x4}], 0x8000, &(0x7f0000000900)=ANY=[]) mkdir(&(0x7f0000000080)='./file0/file0\x00', 0x0) mkdir(&(0x7f00000005c0)='./file0/file1\x00', 0x0) renameat(r0, &(0x7f00000000c0)='./file1\x00', r0, &(0x7f0000000140)='./file0/file0\x00') getdents64(r0, &(0x7f00000004c0)=""/218, 0xda) 2018/03/31 00:57:24 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000000)={0x0, 'gretap0\x00', 0x2}, 0x18) getsockopt$ARPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x63, &(0x7f0000000040)={'icmp\x00'}, &(0x7f0000000080)=0x1e) [ 372.245677] ptrace attach of "/root/syz-executor1"[4502] was attempted by "/root/syz-executor1"[22945] [ 372.281242] ptrace attach of "/root/syz-executor1"[4502] was attempted by "/root/syz-executor1"[22911] 2018/03/31 00:57:24 executing program 6: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000001000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0xa1) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) llistxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000180)=""/246, 0xf6) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000ed4000)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000080)=[@in6={0xa, 0x4e20, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0xbd28}, @in={0x2, 0x4e23}, @in6={0xa, 0x4e24, 0x80, @empty, 0x1ff}, @in6={0xa, 0x4e22, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x7}], 0x64) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00003d1ffc)='bbr\x00', 0x4) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000300)=@pppoe={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'ip6tnl0\x00'}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000010c0)="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", 0x79a}], 0x1}}], 0x1, 0x4000) recvfrom$inet(r0, &(0x7f00009be000)=""/11, 0xe8, 0x0, 0x0, 0xffffffffffffff4e) shutdown(r0, 0x1) getgroups(0x2, &(0x7f0000000100)=[0xffffffffffffffff, 0xffffffffffffffff]) setfsgid(0x0) 2018/03/31 00:57:24 executing program 1: r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x800) r1 = socket$inet(0x2, 0x10000000b, 0x8000000000000) bind$inet(r1, &(0x7f0000366000)={0x2, 0x4e1f, @broadcast=0xffffffff}, 0x6c) fstatfs(r1, &(0x7f0000000e80)=""/199) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="e77153894cc89ce6ef80959ca688dee735cc5a8dc8b7ddfd077984a90cd152726300d10a0fab3fa47dfd4da66eb292fbb5a470367d33b525255d977c4f4c"], &(0x7f0000000340)=0x1) fcntl$getownex(r1, 0x10, &(0x7f00000003c0)) ptrace$peek(0x2, 0x0, &(0x7f0000000600)) r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_opts(r2, 0x0, 0x4, &(0x7f00002b8ff6), 0x0) connect$inet(r2, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'ip6_vti0\x00', 0x200}) r4 = memfd_create(&(0x7f00000000c0)="237d00d3fc1ee4671fbaa0a455e73e678b8e96f7fd829d4d39f1828ebf765e220913b73db94f6d495077c32cf6d22b4c4f8d", 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r3, 0xc00c642d, &(0x7f0000000200)={0x0, 0x80000, r4}) ioctl$DRM_IOCTL_GEM_OPEN(r4, 0xc010640b, &(0x7f0000000480)) ftruncate(r4, 0x40001) fchdir(r1) setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000040)=0x40, 0x4) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000003c0)={0x0, @in={{0x2, 0x4e22, @multicast1=0xe0000001}}}, 0x84) getsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f0000000240)={{{@in=@loopback, @in=@multicast1}}, {{@in6=@loopback}, 0x0, @in=@rand_addr}}, &(0x7f0000000340)=0xe8) sendfile(r2, r4, &(0x7f000000a000), 0x7ffff) sendto$inet(r1, &(0x7f0000fd0000), 0xfffffffffffffec1, 0x20000801, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000400)=0x0) ptrace$setregset(0x4205, r5, 0x0, &(0x7f00000004c0)={&(0x7f0000000440)="5bb85e11575616a6e17b8f3820dc8cb112d19d828e1bf1e4490ff47c909ab9ce529e5916bf87620bff4dfe9283191b3eb08523ec711596cad6f39edfcd5218b03ee873e80e0f029e23fd7b41e39c010df4fce38928dbce", 0x57}) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000200)={0x0, @in6={{0xa, 0x4e22, 0x6, @mcast1={0xff, 0x1, [], 0x1}, 0xff}}, 0x1ff, 0x0, 0x9, 0x100000001, 0x674c}, &(0x7f0000000080)=0x98) pipe2(&(0x7f00000002c0)={0xffffffffffffffff}, 0x80000) connect$inet6(r6, &(0x7f0000000300)={0xa, 0x0, 0x400, @empty, 0x5}, 0x1c) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)=@sco={0x1f}, 0x80, &(0x7f0000000080), 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="9800f5ffffffffffcc0000807823f5608b0000000000ede6f702b52b9079ae2ed0ffff0f8800cef74cd5be602d6c08c4c95811c5c51deca316794ebe3af6cb9eb421d1208bbc5e55c8047465a0f1488df8f8b6ec3269317a9c2c84f314893371088baaa32debb685ec68470a084c1a2c5e0e649fdb746407d5613a1eee25b84c8e872d04801d08aceb0fd4e2e55b4bc59596ea1524114613035980005c2f7c827be2febaab9378693f381abfc17eb785e22bc234c1b67dd14b5e2443ff1e621db739b2f65d8ea7baf6867c5da13d00000000000000000000004f0ee4"], 0xdc}, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r0, 0x40189206, &(0x7f0000ddd000)) 2018/03/31 00:57:24 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={0x0, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:25 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x4) connect$netlink(r1, &(0x7f0000000040)=@unspec, 0xc) 2018/03/31 00:57:25 executing program 1: 2018/03/31 00:57:25 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={0x0, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:25 executing program 7: 2018/03/31 00:57:25 executing program 0 (fault-call:10 fault-nth:39): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:25 executing program 6: 2018/03/31 00:57:25 executing program 2: 2018/03/31 00:57:25 executing program 5: 2018/03/31 00:57:25 executing program 5: 2018/03/31 00:57:25 executing program 2: 2018/03/31 00:57:25 executing program 7: 2018/03/31 00:57:25 executing program 3: r0 = socket$inet(0x2, 0x6, 0xfffffffffffffffd) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x8000) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x4800, 0x0) ioctl$VHOST_SET_VRING_CALL(r1, 0x4008af21, &(0x7f0000000080)={0x1, r2}) [ 373.266209] FAULT_INJECTION: forcing a failure. [ 373.266209] name failslab, interval 1, probability 0, space 0, times 0 [ 373.277851] CPU: 0 PID: 22977 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 373.285226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.294590] Call Trace: [ 373.297201] dump_stack+0x194/0x24d [ 373.300841] ? arch_local_irq_restore+0x53/0x53 [ 373.305524] ? mutex_lock_io_nested+0x1900/0x1900 [ 373.310453] should_fail+0x8c0/0xa40 [ 373.314183] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.319307] ? trace_hardirqs_off+0x10/0x10 [ 373.323653] ? find_held_lock+0x35/0x1d0 [ 373.327741] ? __lock_is_held+0xb6/0x140 [ 373.331826] ? check_same_owner+0x320/0x320 [ 373.336163] ? rcu_note_context_switch+0x710/0x710 [ 373.341117] should_failslab+0xec/0x120 [ 373.345104] kmem_cache_alloc_trace+0x4b/0x740 [ 373.349722] blkcg_css_alloc+0xc8/0x6b0 [ 373.353721] ? blkcg_deactivate_policy+0x430/0x430 [ 373.358673] ? __lock_is_held+0xb6/0x140 2018/03/31 00:57:25 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() getpgrp(0xffffffffffffffff) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 373.362766] cgroup_apply_control_enable+0x44d/0xbc0 [ 373.367896] ? cgroup_propagate_control+0x570/0x570 [ 373.372932] ? css_populate_dir+0x289/0x420 [ 373.377270] cgroup_mkdir+0x56f/0xfc0 [ 373.381078] ? __lock_is_held+0xb6/0x140 [ 373.385161] ? cgroup_destroy_locked+0x750/0x750 [ 373.389942] ? rcu_read_lock_sched_held+0x108/0x120 [ 373.394984] ? kmem_cache_free+0x258/0x2a0 [ 373.399329] ? set_nlink+0xc1/0x160 [ 373.402974] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 373.407939] ? generic_permission+0x105/0x3c0 [ 373.412454] ? cgroup_destroy_locked+0x750/0x750 [ 373.417225] kernfs_iop_mkdir+0x153/0x1e0 [ 373.421385] vfs_mkdir+0x390/0x600 [ 373.424939] SyS_mkdir+0x220/0x2a0 [ 373.428489] ? SyS_mkdirat+0x2b0/0x2b0 [ 373.432391] ? do_syscall_64+0xb7/0x940 [ 373.436382] ? SyS_mkdirat+0x2b0/0x2b0 [ 373.440286] do_syscall_64+0x281/0x940 [ 373.444194] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 373.449752] ? syscall_return_slowpath+0x550/0x550 [ 373.454701] ? syscall_return_slowpath+0x2ac/0x550 [ 373.459649] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 373.465033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.469894] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 373.475092] RIP: 0033:0x454e79 [ 373.478305] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 373.486198] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 373.493487] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 373.500766] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 373.508042] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 373.515313] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000027 2018/03/31 00:57:26 executing program 3: r0 = socket$inet(0x2, 0x6, 0x0) getpeername(r0, &(0x7f0000000000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff}}, &(0x7f0000000080)=0x80) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, &(0x7f00000000c0)={@ipv4={[], [], @multicast1}, 0x0}, &(0x7f0000000100)=0x14) connect$packet(r1, &(0x7f0000000240)={0x11, 0x17, r2, 0x1, 0x3, 0x6, @random="b094cda19777"}, 0x14) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000bc0)={0x1, 'lo\x00'}, 0x18) socket$inet_icmp_raw(0x2, 0x3, 0x1) 2018/03/31 00:57:26 executing program 1: getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000600)={{{@in=@local, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@dev}}, &(0x7f0000000580)=0xe8) bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000000700)=ANY=[@ANYBLOB="aca6e8c346a41e703d"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195, 0x0, 0x0, [], r0}, 0x48) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f00000007c0)={{{@in=@rand_addr=0xff, @in, 0x4e21, 0x1, 0x4e22, 0x1, 0xa, 0x20, 0x0, 0xdf, r0, r1}, {0x5, 0x6, 0x0, 0x1000, 0x8, 0x2e7b, 0x104, 0x6}, {0x9, 0x7, 0x0, 0x1}, 0x1, 0x6e6bb5, 0x0, 0x1, 0x3, 0x3}, {{@in6=@remote={0xfe, 0x80, [], 0xbb}, 0x4d2, 0x6c}, 0xa, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x3506, 0x3, 0x3, 0x7c4, 0x0, 0xe86, 0x1}}, 0xe8) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000740)={0xffffffffffffffff}) ioctl$sock_inet_SIOCSIFDSTADDR(r2, 0x8918, &(0x7f0000000980)={'ip6_vti0\x00', {0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}) r4 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x25}, [@ldst={0x7}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) r5 = socket(0x10, 0x3, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r5, 0x29, 0x40, &(0x7f0000000080)=@filter={'filter\x00', 0xe, 0x4, 0x490, 0xffffffff, 0x150, 0x150, 0x150, 0xffffffff, 0xffffffff, 0x3c0, 0x3c0, 0x3c0, 0xffffffff, 0x4, &(0x7f0000000000), {[{{@uncond, 0x0, 0x128, 0x150, 0x0, {}, [@common=@unspec=@connbytes={0x38, 'connbytes\x00', 0x0, {0x10000, 0x7fffffff, 0x0, 0x1}}, @common=@ipv6header={0x28, 'ipv6header\x00', 0x0, {0x10, 0x81, 0x1}}]}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x6}}}, {{@ipv6={@empty, @loopback={0x0, 0x1}, [0xff, 0xffffffff, 0xffffff00, 0xff], [0xffffff00, 0xff0000ff, 0xff000000], 'erspan0\x00', 'erspan0\x00', {0xff}, {0xff}, 0x5c, 0x2, 0x2, 0x56}, 0x0, 0xc8, 0xf0}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x8}}}, {{@uncond, 0x0, 0x138, 0x180, 0x0, {}, [@common=@hbh={0x48, 'hbh\x00', 0x0, {0x9, 0x3, 0x1, [0x7, 0x6, 0x8, 0x81, 0xb51, 0x60, 0x9954, 0x9, 0x8001, 0x8000, 0x8, 0x6f6f3d39, 0x376, 0x0, 0x9, 0xffff], 0xe}}, @common=@eui64={0x28, 'eui64\x00'}]}, @common=@unspec=@IDLETIMER={0x48, 'IDLETIMER\x00', 0x0, {0x1ff, 'syz0\x00', 0x79}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x4f0) setsockopt$sock_attach_bpf(r5, 0x1, 0x32, &(0x7f0000000040)=r4, 0x4) getsockopt$IP_VS_SO_GET_INFO(r3, 0x0, 0x481, &(0x7f00000008c0), &(0x7f0000000900)=0xc) socket$pptp(0x18, 0x1, 0x2) write(r5, &(0x7f00000005c0)="260000005e0009000000eaf83a0000000000000001000000ffffff000008db1ee9ff4435eade", 0x26) 2018/03/31 00:57:26 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() getpgrp(0xffffffffffffffff) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:26 executing program 2: 2018/03/31 00:57:26 executing program 6: 2018/03/31 00:57:26 executing program 0 (fault-call:10 fault-nth:40): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:26 executing program 5: 2018/03/31 00:57:26 executing program 7: 2018/03/31 00:57:26 executing program 6: 2018/03/31 00:57:26 executing program 2: 2018/03/31 00:57:26 executing program 7: 2018/03/31 00:57:26 executing program 5: [ 373.643431] FAULT_INJECTION: forcing a failure. [ 373.643431] name failslab, interval 1, probability 0, space 0, times 0 [ 373.654767] CPU: 0 PID: 23013 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 373.662144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.671506] Call Trace: [ 373.674110] dump_stack+0x194/0x24d [ 373.677753] ? arch_local_irq_restore+0x53/0x53 [ 373.682436] ? unwind_get_return_address+0x61/0xa0 [ 373.687387] should_fail+0x8c0/0xa40 [ 373.691124] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 373.696245] ? save_stack+0x43/0xd0 [ 373.699879] ? kasan_kmalloc+0xad/0xe0 [ 373.703765] ? cgroup_mkdir+0x56f/0xfc0 [ 373.707741] ? kernfs_iop_mkdir+0x153/0x1e0 [ 373.712074] ? vfs_mkdir+0x390/0x600 [ 373.715792] ? SyS_mkdir+0x220/0x2a0 [ 373.719507] ? do_syscall_64+0x281/0x940 [ 373.723751] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 373.729130] ? find_held_lock+0x35/0x1d0 [ 373.733210] ? __lock_is_held+0xb6/0x140 [ 373.737279] ? check_same_owner+0x320/0x320 [ 373.741607] ? rcu_note_context_switch+0x710/0x710 [ 373.746549] ? __lock_is_held+0xb6/0x140 [ 373.750622] should_failslab+0xec/0x120 [ 373.754612] kmem_cache_alloc_trace+0x4b/0x740 [ 373.759199] ? rcu_read_lock_sched_held+0x108/0x120 [ 373.764221] ? kmem_cache_alloc_trace+0x459/0x740 [ 373.769091] cfq_cpd_alloc+0x54/0x90 [ 373.772816] blkcg_css_alloc+0x165/0x6b0 [ 373.776881] ? cfqg_set_weight_device+0x40/0x40 [ 373.781738] ? blkcg_deactivate_policy+0x430/0x430 [ 373.786681] ? __lock_is_held+0xb6/0x140 [ 373.790767] cgroup_apply_control_enable+0x44d/0xbc0 [ 373.795889] ? cgroup_propagate_control+0x570/0x570 [ 373.800929] ? css_populate_dir+0x289/0x420 [ 373.805255] cgroup_mkdir+0x56f/0xfc0 [ 373.809065] ? __lock_is_held+0xb6/0x140 [ 373.813131] ? cgroup_destroy_locked+0x750/0x750 [ 373.817889] ? rcu_read_lock_sched_held+0x108/0x120 [ 373.822915] ? kmem_cache_free+0x258/0x2a0 [ 373.827154] ? set_nlink+0xc1/0x160 [ 373.830785] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 373.835717] ? generic_permission+0x105/0x3c0 [ 373.840223] ? cgroup_destroy_locked+0x750/0x750 [ 373.844984] kernfs_iop_mkdir+0x153/0x1e0 [ 373.849147] vfs_mkdir+0x390/0x600 [ 373.852690] SyS_mkdir+0x220/0x2a0 [ 373.856233] ? SyS_mkdirat+0x2b0/0x2b0 [ 373.860128] ? do_syscall_64+0xb7/0x940 [ 373.864108] ? SyS_mkdirat+0x2b0/0x2b0 [ 373.868005] do_syscall_64+0x281/0x940 [ 373.871897] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 373.877442] ? syscall_return_slowpath+0x550/0x550 [ 373.882380] ? syscall_return_slowpath+0x2ac/0x550 [ 373.887321] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 373.892691] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.897548] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 373.902737] RIP: 0033:0x454e79 [ 373.905928] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 373.913641] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 373.920913] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 373.928184] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 373.935451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/03/31 00:57:26 executing program 7: 2018/03/31 00:57:26 executing program 3: 2018/03/31 00:57:26 executing program 1: 2018/03/31 00:57:26 executing program 6: 2018/03/31 00:57:26 executing program 2: 2018/03/31 00:57:26 executing program 5: [ 373.942721] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000028 2018/03/31 00:57:26 executing program 6: setsockopt$inet6_group_source_req(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000001000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0xa1) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) llistxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000180)=""/246, 0xf6) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f0000ed4000)=0x78, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f0000f40ff8)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000080)=[@in6={0xa, 0x4e20, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0xbd28}, @in={0x2, 0x4e23}, @in6={0xa, 0x4e24, 0x80, @empty, 0x1ff}, @in6={0xa, 0x4e22, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x7}], 0x64) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00003d1ffc)='bbr\x00', 0x4) sendmmsg(r0, &(0x7f00000025c0)=[{{&(0x7f0000000300)=@pppoe={0x18, 0x0, {0x0, @link_local={0x1, 0x80, 0xc2}, 'ip6tnl0\x00'}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000010c0)="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", 0x7a0}], 0x1}}], 0x1, 0x4000) shutdown(r0, 0x1) getgroups(0x2, &(0x7f0000000100)=[0xffffffffffffffff, 0xffffffffffffffff]) setfsgid(0x0) 2018/03/31 00:57:26 executing program 3: 2018/03/31 00:57:26 executing program 7: r0 = socket$key(0xf, 0x3, 0x2) r1 = gettid() ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000200)=r1) ioctl$LOOP_SET_STATUS64(0xffffffffffffffff, 0x4c04, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, "b2cdc16948c2d8defdc6ccd7e69370cd89206e757600f494a6f386fd75de4ec168412aefa9b47ddce6005ef1f5e2188c611f11fe23a9973b4f3b4ca8115d75b6", "adcddcbdd258708ed483b1c6d50b363981c4f943de7510903594aa41b5a7d76826f71b49332e607bd68a9352cd05d36e027047e9bd95b49f71e4f89c99b3dacc", "98731c39612dffb0f3700d6862ad2c5e51f2bf1597643d3216b87c072c7cef3c"}) r2 = socket$inet6(0xa, 0x400000000001, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000080)={@void, @void, @x25}, 0x3) ioctl$TCSBRKP(0xffffffffffffffff, 0x5425, 0x0) getsockopt$ax25_buf(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000380)=""/92, &(0x7f00000001c0)=0x5c) bind$inet6(r2, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) fcntl$getownex(r2, 0x10, &(0x7f0000000000)={0x0, 0x0}) ioctl$sock_SIOCSPGRP(r2, 0x8902, &(0x7f0000000140)=r3) sendto$inet6(r2, &(0x7f0000e77fff), 0xfffffffffffffd8a, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(0xffffffffffffffff, 0x10e, 0x8, &(0x7f0000000180), 0x4) 2018/03/31 00:57:26 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00008a7000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_GET_CLOCK(r1, 0x8030ae7c, &(0x7f0000000000)) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x40000, 0x0) 2018/03/31 00:57:26 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x800) r1 = socket$inet(0x2, 0x10000000b, 0x8000000000000) bind$inet(r1, &(0x7f0000366000)={0x2, 0x4e1f, @broadcast=0xffffffff}, 0x6c) fstatfs(r1, &(0x7f0000000e80)=""/199) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="e77153894cc89ce6ef80959ca688dee735cc5a8dc8b7ddfd077984a90cd152726300d10a0fab3fa47dfd4da66eb292fbb5a470367d33b525255d977c4f4c"], &(0x7f0000000340)=0x1) fcntl$getownex(r1, 0x10, &(0x7f00000003c0)) ptrace$peek(0x2, 0x0, &(0x7f0000000600)) r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_opts(r2, 0x0, 0x4, &(0x7f00002b8ff6), 0x0) connect$inet(r2, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'ip6_vti0\x00', 0x200}) r4 = memfd_create(&(0x7f00000000c0)="237d00d3fc1ee4671fbaa0a455e73e678b8e96f7fd829d4d39f1828ebf765e220913b73db94f6d495077c32cf6d22b4c4f8d", 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r3, 0xc00c642d, &(0x7f0000000200)={0x0, 0x80000, r4}) ioctl$DRM_IOCTL_GEM_OPEN(r4, 0xc010640b, &(0x7f0000000480)) ftruncate(r4, 0x40001) fchdir(r1) setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000040)=0x40, 0x4) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f00000003c0)={0x0, @in={{0x2, 0x4e22, @multicast1=0xe0000001}}}, 0x84) getsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f0000000240)={{{@in=@loopback, @in=@multicast1}}, {{@in6=@loopback}, 0x0, @in=@rand_addr}}, &(0x7f0000000340)=0xe8) sendfile(r2, r4, &(0x7f000000a000), 0x7ffff) sendto$inet(r1, &(0x7f0000fd0000), 0xfffffffffffffec1, 0x20000801, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000400)=0x0) ptrace$setregset(0x4205, r5, 0x0, &(0x7f00000004c0)={&(0x7f0000000440)="5bb85e11575616a6e17b8f3820dc8cb112d19d828e1bf1e4490ff47c909ab9ce529e5916bf87620bff4dfe9283191b3eb08523ec711596cad6f39edfcd5218b03ee873e80e0f029e23fd7b41e39c010df4fce38928dbceaa", 0x58}) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000200)={0x0, @in6={{0xa, 0x4e22, 0x6, @mcast1={0xff, 0x1, [], 0x1}, 0xff}}, 0x1ff, 0x0, 0x9, 0x100000001, 0x674c}, &(0x7f0000000080)=0x98) pipe2(&(0x7f00000002c0)={0xffffffffffffffff}, 0x80000) connect$inet6(r6, &(0x7f0000000300)={0xa, 0x0, 0x400, @empty, 0x5}, 0x1c) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)=@sco={0x1f}, 0x80, &(0x7f0000000080), 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="9800f5ffffffffffcc0000807823f5608b0000000000ede6f702b52b9079ae2ed0ffff0f8800cef74cd5be602d6c08c4c95811c5c51deca316794ebe3af6cb9eb421d1208bbc5e55c8047465a0f1488df8f8b6ec3269317a9c2c84f314893371088baaa32debb685ec68470a084c1a2c5e0e649fdb746407d5613a1eee25b84c8e872d04801d08aceb0fd4e2e55b4bc59596ea1524114613035980005c2f7c827be2febaab9378693f381abfc17eb785e22bc234c1b67dd14b5e2443ff1e621db7"], 0xc1}, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r0, 0x40189206, &(0x7f0000ddd000)) 2018/03/31 00:57:26 executing program 1: 2018/03/31 00:57:26 executing program 0 (fault-call:10 fault-nth:41): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:26 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() getpgrp(0xffffffffffffffff) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:26 executing program 1: unshare(0x40000000) r0 = socket$packet(0x11, 0x3, 0x300) r1 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x400) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'bridge0\x00\x00p\x00', 0x4000000000001005}) setxattr(&(0x7f0000000540)='./file0\x00', &(0x7f0000000580)=@random={'user.', '/dev/usbmon#\x00'}, &(0x7f00000005c0)='keyring\x00', 0x8, 0x3) socketpair(0x0, 0x0, 0x0, &(0x7f0000000240)) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8916, &(0x7f0000000100)={'bridge8\x00', {0x2, 0x0, @dev={0xac, 0x14, 0x14}}}) syz_open_dev$urandom(&(0x7f00000000c0)='/dev/urandom\x00', 0x0, 0x2000) r2 = syz_open_dev$binder(&(0x7f000000cff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000004000)={0x0, 0x0, &(0x7f000000cf90), 0xb5, 0x0, &(0x7f0000000640)="502ef440712460319b5d667e52a99d6fce9217b2d6d8e2130cf3567653329b51326ccbb8905aa0d2d312a2716762374abbff80b5659e2ba1a71b12c115f1f01a7401dd488a582ea3784292a910f76cb623c403c09dbdacbb8f9c47c69ca22ec65552ee2f166127738223a7e2e9551b03844d7835ba7098aca74c0f06f9b5f551eb1f4428279a33450cddf6755b4a8731db6c541e59c995ba003b531a0c8981927a295ff76cc0f9d72b97107954b68cadddd7563ec2"}) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f000000ffd0)={0x0, 0x0, &(0x7f000000f000), 0x1, 0x0, &(0x7f00000000c0)='b'}) mmap$binder(&(0x7f000000c000/0x2000)=nil, 0x2000, 0x0, 0x12, r2, 0x0) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000140)) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000040)={0x14, 0x0, &(0x7f0000000000)=[@acquire_done={0x40486311}], 0x0, 0x0, &(0x7f0000011f9d)}) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000000340)={0x54, 0x0, &(0x7f0000000440)=[@reply_sg={0x40486312, {{0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280), &(0x7f00000002c0)}}}, @increfs={0x40046304}], 0x0, 0x0, &(0x7f0000000500)}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000500)={'bond0\x00', 0x2}) add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0x0) unshare(0x20000000) 2018/03/31 00:57:26 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000002fe4)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f0000027ff0)={&(0x7f000002bee4)=ANY=[@ANYBLOB="2400000018001f24ffffffffffffffff0a00000000eeff060000000008eb96e434000800"], 0x1}, 0x1}, 0x0) 2018/03/31 00:57:26 executing program 5: getuid() socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000040)={@in6={{0xa, 0x4e23, 0x65f, @local={0xfe, 0x80, [], 0xaa}, 0x1}}, 0x2, 0x7ff, 0x5, "ba1243be9ea6a4a82d5a44d48c58a3f417969928261eaf1cc56f5e34190571099080a3d9e3d861a5ee3422d14ed0cbce7276e8aa65e8d913613ee8d8c3071c68748265be2da1cce604b8d0d7fa645f7e"}, 0xd8) lsetxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000180)=@random={'os2.', 'em0\x00'}, &(0x7f00000001c0)='\x00', 0x1, 0x0) r1 = creat(&(0x7f0000000200)='./file0\x00', 0x4) ioctl$KVM_GET_SUPPORTED_CPUID(r1, 0xc008ae05, &(0x7f0000000240)=""/209) ioctl$sock_inet_SIOCADDRT(r1, 0x890b, &(0x7f0000000380)={0x4180000000000, {0x2, 0x4e23}, {0x2, 0x4e23, @multicast2=0xe0000002}, {0x2, 0x4e20, @multicast2=0xe0000002}, 0x8, 0xd2f, 0x100000001, 0x6, 0xf4f7, &(0x7f0000000340)='vlan0\x00', 0x2, 0x6, 0xd7}) setsockopt$ax25_buf(r1, 0x101, 0x19, &(0x7f0000000400)="fcfe15c55b1571abab85f7544a78115f7ecd435b206924e88a02f70e527217a45fd988c31e424abdb0c8dd7565b6d39386a2a67b99298191d737d59c83433b8de4eec1b7f0271ad61ceec26860be020a59b414023391cb634692563ab26f064c92d0b671760456764afb96c31f204050cef55cde08b0098b9f081e12c57b861260cddbc3af092727e2c9b718e3b3ea40fc96ed1984397d1a4e5ba1a3ebfbf478aca8377e3e9642cb0aedaec0901f95c092470fca7dfa7e2eae4842ffce9c2e291de933554ba0ed08c17ebfa4ad9b48187718f17ff97017122f16779f0894b9db5c2fc22ab87d9634044b", 0xea) ioctl$SNDRV_TIMER_IOCTL_STOP(r1, 0x54a1) ioctl$KVM_NMI(r1, 0xae9a) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000500)={0x0, 0x5}, &(0x7f0000000540)=0xc) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000580)={r2, 0x8}, 0x8) r3 = socket$bt_cmtp(0x1f, 0x3, 0x5) r4 = msgget(0x3, 0x20) msgctl$MSG_INFO(r4, 0xc, &(0x7f00000005c0)=""/249) ioctl$EVIOCSREP(r1, 0x40084503, &(0x7f00000006c0)=[0x5, 0x101]) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000f80)=@filter={'filter\x00', 0xe, 0x5, 0x830, [0x0, 0x20000740, 0x20000b00, 0x20000bd8], 0x0, &(0x7f0000000700), &(0x7f0000000740)=[{0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x1b, 0x44, 0x8808, 'bcsh0\x00', 'teql0\x00', 'bpq0\x00', 'rose0\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0x0, 0xff, 0xff, 0xff], @random="21d6c5946ab0", [0x0, 0xff, 0x0, 0xff, 0xff, 0xff], 0x100, 0x1a8, 0x1d8, [@ipvs={'ipvs\x00', 0x28, {{@ipv4, [0xffffffff, 0xff, 0x0, 0xffffffff], 0x4e20, 0xff, 0x2, 0x4e23, 0x1, 0x4}}}, @devgroup={'devgroup\x00', 0x18, {{0x1, 0xc6e, 0x1df6, 0x9d6, 0x3}}}]}, [@common=@CLASSIFY={'CLASSIFY\x00', 0x8, {{0x8}}}, @common=@NFLOG={'NFLOG\x00', 0x50, {{0xe8, 0x80000001, 0x0, 0x0, 0x0, "1df0f4e01cd41e981ba869b2d0c407947b79371079554e1e7d485aeb6133c12873d232b2d92756b86280fc8f78ad741108160e78c96d268c0693ac4e3640164d"}}}]}, @common=@CONNSECMARK={'CONNSECMARK\x00', 0x8, {{0x2}}}}, {{{0x13, 0x68, 0xaaff, 'bcsf0\x00', 'ip6_vti0\x00', 'ip6_vti0\x00', 'bond0\x00', @random="dc9798bc6f6c", [0xff, 0xff, 0x0, 0x0, 0x0, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0xff, 0xff, 0x0, 0x0, 0xff], 0xd0, 0x168, 0x1b8, [@arp={'arp\x00', 0x38, {{0x307, 0xaaeb, 0x3, @loopback=0x7f000001, 0xff, @multicast2=0xe0000002, 0x0, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0xff, 0xff, 0x0, 0x0, 0xff], @link_local={0x1, 0x80, 0xc2}, [0x0, 0x0, 0xff, 0x0, 0xff, 0xff], 0x8, 0x4}}}]}, [@common=@ERROR={'ERROR\x00', 0x20, {"e6b1d8d6b2a9cf3d4c974850993e9eb61b8842ce9e562b403a00ae29dba1"}}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x1, 'syz1\x00', 0xd6}}}]}, @common=@log={'log\x00', 0x28, {{0x3, "ac01bf3461cee9d6b9c0d72fadaba451dd73fcdae20224ab1f8cbec7d747", 0xc}}}}]}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x1, [{{{0x5, 0x10, 0x0, 'yam0\x00', 'syzkaller0\x00', 'ifb0\x00', 'ip6gretap0\x00', @empty, [0x0, 0xff, 0xff, 0xff, 0xff, 0xff], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x15}, [0xff, 0x0, 0x0, 0xff, 0xde10d963349c5aa8, 0xff], 0x70, 0x70, 0xa8}}, @common=@mark={'mark\x00', 0x10, {{0xfffffff0, 0xffffffffffffffff}}}}]}, {0x0, '\x00', 0x3, 0xffffffffffffffff, 0x1, [{{{0xbc56d96451a0f1a7, 0x40, 0x17, 'syzkaller1\x00', 'lo\x00', 'dummy0\x00', 'vlan0\x00', @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x14}, [0x0, 0x0, 0x0, 0x0, 0x0, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0xff, 0x0, 0x0, 0xff, 0x0, 0xff], 0x130, 0x130, 0x168, [@stp={'stp\x00', 0x48, {{0x7f, {0x8, 0xc0000000000000, 0x5, @random="0b54518cd66b", [0xff, 0x0, 0x0, 0xff, 0xff, 0xff], 0x0, 0x3, 0x674b, 0x9, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0xff, 0xff, 0x0, 0xff, 0xff], 0x4e20, 0x4e22, 0x3, 0x90b, 0x5, 0x1ff, 0x2af, 0x0, 0x35da, 0x7}, 0x0, 0x404}}}, @helper={'helper\x00', 0x28, {{0x1, 'H.245\x00'}}}]}}, @common=@dnat={'dnat\x00', 0x10, {{@remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, 0xfffffffffffffffc}}}}]}, {0x0, '\x00', 0x4, 0x0, 0x1, [{{{0x9, 0x7d, 0x88fb, 'ip6_vti0\x00', 'eql\x00', 'lo\x00', 'vlan0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0x0, 0xff, 0xff, 0x0, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0x0, 0x0, 0x0, 0x0, 0xff, 0xff], 0x180, 0x180, 0x1d0, [@ip6={'ip6\x00', 0x50, {{@local={0xfe, 0x80, [], 0xaa}, @loopback={0x0, 0x1}, [0xffffffff, 0xff0000ff, 0x0, 0xff], [0xffffffff, 0xffffff00, 0xff], 0x0, 0x0, 0x29, 0x10, 0x4e23, 0x4e24, 0x4e23, 0x4e21}}}, @physdev={'physdev\x00', 0x70, {{'rose0\x00', {}, 'syzkaller0\x00', {0xff}, 0x1, 0x1}}}]}}, @common=@LED={'LED\x00', 0x28, {{'syz1\x00', 0x1, 0x1, 0x8}}}}]}]}, 0x8a8) ioctl$TCXONC(r1, 0x540a, 0x4) ioctl$TIOCGWINSZ(r1, 0x5413, &(0x7f0000001000)) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000001040)=0x74, 0x8) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000001080)={{{@in=@broadcast, @in6}}, {{@in6=@mcast2}, 0x0, @in6=@mcast2}}, &(0x7f0000001180)=0xe8) ioctl$PIO_UNISCRNMAP(r1, 0x4b6a, &(0x7f00000011c0)="e58c2e2930b14233801ff4b8d03a5d42a7eaafdfd362a5eb8e22b42fd4d1416f5639d82995b9") accept$ax25(r1, 0x0, &(0x7f0000001200)) r5 = accept(r3, 0x0, &(0x7f0000001240)) mkdirat(r1, &(0x7f0000001280)='./file0\x00', 0x101) ioctl$SNDRV_CTL_IOCTL_ELEM_LOCK(r1, 0x40405514, &(0x7f00000012c0)={0x83, 0x0, 0x6, 0x100000001, "9cd84fb833ac417d21261ac00b5a904cf9f76601b6fa8959cd7ab16daba5feffcefc694c76eb7035896ab08b"}) bind$ax25(r5, &(0x7f0000001300)={0x3, {"9522362c444633"}, 0xec5}, 0x10) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f0000001340), &(0x7f0000001380)=0x4) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000013c0)={0xf000, 0x8000}) nanosleep(&(0x7f0000001400), &(0x7f0000001440)) [ 374.165705] IPVS: ftp: loaded support on port[0] = 21 2018/03/31 00:57:26 executing program 2: syz_emit_ethernet(0x4e, &(0x7f0000005faa)=ANY=[@ANYBLOB="ff3997ffcd0000000000000086dd60c8fba20002000000000000000000000000000000000000ff0200000000000000000000000000012c0d907800000000ff020000000000000000000000000001"], 0x0) personality(0xd00000f) eventfd2(0x800, 0x801) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='romfs\x00', 0x8, &(0x7f00000000c0)="2681f326224f265211e4827839b68ed1e6c5eb6407b79448114fcb21d1211ba1ad80a4ca80b6aa61b0f0067d8b361ec5c2e064341eaf10481132be65b75fc7d0539b88b7424950e7dd48abf84bcc144becf8795521b74afe8a78be82e39705540a75a2a387062aed") 2018/03/31 00:57:26 executing program 3: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x0, 0x0) ioctl$sock_inet_SIOCRTMSG(r0, 0x890d, &(0x7f0000000080)={0x3, {0x2, 0x4e24, @rand_addr=0x100000000}, {0x2, 0x4e21, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x2, 0x4e21, @multicast1=0xe0000001}, 0x20, 0xff, 0x3, 0x10001, 0x0, &(0x7f0000000040)='ifb0\x00', 0x7, 0x1, 0x3}) r1 = socket(0x11, 0x4000000000080003, 0x0) setsockopt$packet_int(r1, 0x107, 0xa, &(0x7f0000788000)=0x6, 0x4) 2018/03/31 00:57:26 executing program 5: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000032e000)) chdir(&(0x7f0000f95000)='./file0\x00') r0 = open(&(0x7f00000000c0)='./bus\x00', 0x141042, 0x0) ioctl$void(r0, 0xc0045878) pwritev(0xffffffffffffffff, &(0x7f0000001580)=[{&(0x7f0000000140)="57f497c07989c619e48c28775f63e222da551e9b6789bb5d6fde46b2dc89543af1a8f144729ae3", 0x27}], 0x1, 0x0) r1 = request_key(&(0x7f0000001600)='keyring\x00', &(0x7f0000001640)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000001680)='\x00', 0xffffffffffffffff) r2 = request_key(&(0x7f0000001740)='logon\x00', &(0x7f0000001780)={0x73, 0x79, 0x7a, 0x3}, &(0x7f00000017c0)='&\x00', 0xfffffffffffffffd) keyctl$search(0xa, r1, &(0x7f00000016c0)='keyring\x00', &(0x7f0000001700)={0x73, 0x79, 0x7a, 0x0}, r2) ftruncate(r0, 0x8000) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(0xffffffffffffffff, 0x84, 0x1e, &(0x7f0000001340), &(0x7f0000001380)=0x4) r3 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r3, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f0000000080)={0x0, 0xffffffffffffffff, 0xffffffffffffffc0, 0x200, 0x0, 0x2}, &(0x7f0000000100)=0x14) read(r0, &(0x7f0000000240)=""/4096, 0x1000) r5 = syz_open_procfs(0x0, &(0x7f0000000240)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") getsockopt$inet_IP_XFRM_POLICY(r5, 0x0, 0x11, &(0x7f0000001480)={{{@in6=@dev, @in6=@mcast2}}, {{@in=@dev}, 0x0, @in6=@loopback}}, &(0x7f00000015c0)=0xe8) ioctl$sock_inet_SIOCADDRT(r5, 0x890b, &(0x7f0000000040)={0x4, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14}}, {0x2, 0x4e23, @loopback=0x7f000001}, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x19}}, 0x0, 0x0, 0x0, 0x0, 0x8000, &(0x7f0000000000)='syzkaller1\x00', 0x8001, 0x0, 0x81}) epoll_wait(r5, &(0x7f0000000200)=[{}], 0x1, 0x10000) fcntl$setstatus(r0, 0x4, 0x0) pread64(r5, &(0x7f0000003c00)=""/4096, 0xffffff72, 0x0) ioctl$TIOCLINUX6(r5, 0x541c, &(0x7f0000001300)={0x6, 0x3}) socket$inet6(0xa, 0x0, 0x555) r6 = add_key$keyring(&(0x7f0000000180)='keyring\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffe) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r5, 0x84, 0x22, &(0x7f0000001280)={0x2000000000005, 0x208, 0x0, 0xfffffffffffffffc, r4}, &(0x7f0000001240)=0x10) add_key$keyring(&(0x7f0000000480)='keyring\x00', &(0x7f00000004c0)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, r6) request_key(&(0x7f0000000680)='dns_resolver\x00', &(0x7f0000000700)={0x73, 0x79, 0x7a}, &(0x7f00000006c0)="7b2d23776c616e3076626f786e657431766d6e657430142400", 0x0) setsockopt$inet_sctp_SCTP_RESET_ASSOC(0xffffffffffffffff, 0x84, 0x78, &(0x7f0000000440)=r7, 0x4) ioctl$TIOCGSID(r5, 0x5429, &(0x7f0000000500)) request_key(&(0x7f00000012c0)='ceph\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000140)='vboxnet1\x00', 0x0) 2018/03/31 00:57:26 executing program 2: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000040)={&(0x7f0000b2c000)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000cde000)=ANY=[@ANYBLOB="18000000ff0804000000000070473d8698fa8dcb04000200"], 0xffffffffffffffd9}, 0x1}, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00000000c0)=0x0) ptrace$peekuser(0x3, r1, 0x9) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x101000, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x0) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/igmp\x00') 2018/03/31 00:57:26 executing program 3: nanosleep(&(0x7f0000000180)={0x77359400}, &(0x7f00000001c0)) nanosleep(&(0x7f0000000100)={0x0, 0x1c9c380}, &(0x7f00005bfff0)) r0 = socket$bt_bnep(0x1f, 0x3, 0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, r0, 0x0) fchdir(r0) mlock2(&(0x7f00001ef000/0x4000)=nil, 0x4000, 0x1) timerfd_create(0x7, 0x80000) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x10001, 0x0) ioctl$KDSETMODE(r1, 0x4b3a, 0x0) [ 374.361850] FAULT_INJECTION: forcing a failure. [ 374.361850] name failslab, interval 1, probability 0, space 0, times 0 [ 374.373329] CPU: 1 PID: 23068 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 374.380688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.390040] Call Trace: [ 374.392640] dump_stack+0x194/0x24d [ 374.396275] ? arch_local_irq_restore+0x53/0x53 [ 374.400960] ? unwind_get_return_address+0x61/0xa0 [ 374.405902] should_fail+0x8c0/0xa40 [ 374.409631] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 374.414749] ? save_stack+0x43/0xd0 [ 374.418379] ? kasan_kmalloc+0xad/0xe0 [ 374.422320] ? cgroup_mkdir+0x56f/0xfc0 [ 374.426289] ? kernfs_iop_mkdir+0x153/0x1e0 [ 374.430604] ? vfs_mkdir+0x390/0x600 [ 374.434313] ? SyS_mkdir+0x220/0x2a0 [ 374.438022] ? do_syscall_64+0x281/0x940 [ 374.442084] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 374.447457] ? find_held_lock+0x35/0x1d0 [ 374.451518] ? __lock_is_held+0xb6/0x140 [ 374.455621] ? check_same_owner+0x320/0x320 [ 374.459951] ? rcu_note_context_switch+0x710/0x710 [ 374.464885] ? __lock_is_held+0xb6/0x140 [ 374.468958] should_failslab+0xec/0x120 [ 374.472944] kmem_cache_alloc_trace+0x4b/0x740 [ 374.477529] ? rcu_read_lock_sched_held+0x108/0x120 [ 374.482557] ? kmem_cache_alloc_trace+0x459/0x740 [ 374.487415] cfq_cpd_alloc+0x54/0x90 [ 374.491136] blkcg_css_alloc+0x165/0x6b0 [ 374.495205] ? cfqg_set_weight_device+0x40/0x40 [ 374.499877] ? blkcg_deactivate_policy+0x430/0x430 [ 374.504811] ? __lock_is_held+0xb6/0x140 [ 374.508882] cgroup_apply_control_enable+0x44d/0xbc0 [ 374.514003] ? cgroup_propagate_control+0x570/0x570 [ 374.519031] ? css_populate_dir+0x289/0x420 [ 374.523451] cgroup_mkdir+0x56f/0xfc0 [ 374.527267] ? __lock_is_held+0xb6/0x140 [ 374.531333] ? cgroup_destroy_locked+0x750/0x750 [ 374.536088] ? rcu_read_lock_sched_held+0x108/0x120 [ 374.541107] ? kmem_cache_free+0x258/0x2a0 [ 374.545341] ? set_nlink+0xc1/0x160 [ 374.548986] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 374.553920] ? generic_permission+0x105/0x3c0 [ 374.558427] ? cgroup_destroy_locked+0x750/0x750 [ 374.563188] kernfs_iop_mkdir+0x153/0x1e0 [ 374.567341] vfs_mkdir+0x390/0x600 [ 374.570885] SyS_mkdir+0x220/0x2a0 [ 374.574428] ? SyS_mkdirat+0x2b0/0x2b0 [ 374.578316] ? do_syscall_64+0xb7/0x940 [ 374.582287] ? SyS_mkdirat+0x2b0/0x2b0 [ 374.586195] do_syscall_64+0x281/0x940 [ 374.590078] ? vmalloc_sync_all+0x30/0x30 [ 374.594231] ? _raw_spin_unlock_irq+0x27/0x70 [ 374.598729] ? finish_task_switch+0x1c1/0x7e0 [ 374.603227] ? syscall_return_slowpath+0x550/0x550 [ 374.608155] ? syscall_return_slowpath+0x2ac/0x550 [ 374.613085] ? prepare_exit_to_usermode+0x350/0x350 [ 374.618101] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 374.623473] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.628322] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 374.633509] RIP: 0033:0x454e79 [ 374.636709] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 374.644421] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 374.651693] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 374.658964] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 374.666230] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 374.673503] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000029 [ 374.939547] binder: 23039:23076 transaction failed 29189/-22, size 0-0 line 2848 [ 375.064782] IPVS: ftp: loaded support on port[0] = 21 [ 375.110460] binder_alloc: binder_alloc_mmap_handler: 23039 2000c000-2000e000 already mapped failed -16 [ 375.121744] binder: 23039:23078 transaction failed 29189/-22, size 0-0 line 2848 [ 375.202605] binder: undelivered TRANSACTION_ERROR: 29189 2018/03/31 00:57:28 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x0, 0x0) ioctl$KDGKBMODE(r0, 0x4b44, &(0x7f0000000080)) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x3) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x40000, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') ioctl$BINDER_THREAD_EXIT(r1, 0x40046208, 0x0) sendmsg$IPVS_CMD_GET_DAEMON(r1, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000240)={&(0x7f0000000400)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="200526bd7000fddbdf250b0000003c000300080004000600000014000600000000000000000000000000000000010800080001000000140002006c6f00000000000000000000000000009aebc751f6d502e4c0249bdbe61b12163d9da6614a9b3502b34bbfa40f3a3204b5c9fe892f1667626c78072eb6a25a8a126a3cb2ac6c5325c1eadb64f806908fda87b392f8"], 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x44001) ioctl$TCFLSH(r0, 0x540b, 0x2) ioctl$TIOCCBRK(r1, 0x5428) sendmsg$IPVS_CMD_SET_SERVICE(r1, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x48, r2, 0x8, 0x70bd25, 0x25dfdbfe, {0x2}, [@IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0xbf}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x87}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x100}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@dev={0xfe, 0x80, [], 0x1a}}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x4}, 0x4044) ioctl$TIOCSSOFTCAR(r0, 0x541a, &(0x7f0000000000)=0x8a) 2018/03/31 00:57:28 executing program 3: personality(0x4000005) bpf$MAP_CREATE(0x0, &(0x7f0000ed1000), 0x2c) r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f000044f000)={0xa, 0x4e20}, 0x1c) listen(r0, 0xeb8) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaaffffffffffff86dd60d8652b00140600fe8000000000000000000000000000aafe8000000000000000000000000000aa00004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="7302400005000000"], &(0x7f00000002c0)) r1 = accept(0xffffffffffffffff, &(0x7f0000000040)=@pppoe={0x0, 0x0, {0x0, @link_local}}, &(0x7f00000000c0)=0x80) syz_emit_ethernet(0x4a, &(0x7f0000000100)=ANY=[@ANYBLOB="aaaaaaaaaaaa00000001000000dd60d8652b00140600fe8000000000000000000080000000aafe80000000000000eaffffffffffffa900004e20", @ANYRES32=0x41424344, @ANYRES32=0x41424344, @ANYBLOB="5002000090780000"], &(0x7f00000002c0)) r2 = syz_open_dev$sg(&(0x7f00000001c0)='/dev/sg#\x00', 0xb56, 0x40000) fchmodat(r2, &(0x7f0000000180)='./file0\x00', 0x104) sendmsg$alg(r1, &(0x7f0000001700)={0x0, 0x0, &(0x7f0000001680)=[{&(0x7f0000000200)="329c036e25726f8a53cd3b952519f9fa65b057b35a79a54ad205eae9d88c0033a9209863e0a30089ad93882eba4f9bad6da14bb4d557321942458a1eaa9900fa7daaac15a5ecb87d1fe2f47a4e4109af4909fb5ac9872f71e17aeac321da4300b6ff6f831a23183a84d4b117c299a040127ee212c504e14c929a90f6294b7be67dc21f836e0b25de631eb009d5abfec2b7b2ca9fda4a1e27fa72cea068b515eac2fa9135cdc7c1435329dca662", 0xad}, {&(0x7f0000000300)="fbb58e098157d609f6cb8cba2c42a80c8b4cdaae44df893bd4d2ee0d1027cbc06ccb09f15f3e92c706a418ae69eb1bb17d7d5af676d1579d4ca1e87b5d25e15ceb22481a1d1510ff8e4745077de5ca29efe40d85cf93b6a458be5e62e545096e7b524617061d0026e3d6021da1a9f03c8b823dc742a0359fa3fb67d38c814f5e3d990306326213dfc850c01147058fdbf518d9c4d2fdf27f24df8955cb1506bfc082c26f7cb7515f4570ee4140f84718e64f7999a59d743762481b5c0496e5650727cc4f349c2a5492f6c529a18b142148ef2068e4d131e77d2177e153b8f6f0d4907620ddf50fda11ea1b614ca9efd954d3e93ada45a74ff89b22f3e791c39ba23133f9e47e46e31e602984e1501517a337136c618a96e4ebe56139aad25a380419f0bd3e7954265ab198d4cb6db71d9ec4a05bcf0888c7b5a8a281afcc4d84dfc6911e1472e1393207a64ec7e10465e3dabadb7fd717d484d76f0c710c7d19ee3097201d51d830a17a28a1d616c6375a55fa2daaa06548fa613c82b03549d5228d7cedbb50da782778eae5da695cb824bfd82f1e6a72f11d669bfca5c2e01dde378d95f5e06efd5d11a716a87f65b4f15d853194ef26dbb212ac846759f2417d97a72cf41e43bf0a673305349196190e27bf3030d89cb402267ff4e3f126c28fe93ad43d3b044a29c3ab958cecb9f16d7e3c8bc5caae8cf9f4de96b08db29f235ece4404617418307286e614c1d5c452a2a1b61308968067f31240477af0552922192632666ce27686765763f54e41b6c738732b499e328a7962a2aa776c79d4508f40351926b0c1287743e965e13847d958c6ebdc33248c5be34cb1f75a001b72e33c3255e10e9f10919c4f1a190965c8dedcffa68cad02908839c8a1d633036446596c3c686bed130fa56dcbe6c7537c83f3bf12ed271a0ff3480abcc547da6dd9f5442e690139626e18e170ebd001ecbc5c28ac85c7bbbb738d5cb1ede10738748c4e95160ab2b5304d2e57957dc4bb5eeacd29bde7ba713bc08784f0d4b2122ef29343b86504c338c6fa73cd1cdb68ae0cd230bb282ab31977ab93ac797330eeb9421729f3fde7361e8ff7a599ef9df773e27998d7614ccf8b7cf926dceb1ff2d6523e5d29772d1cb4cc5b9c3944498afdf7634dea04ee68c91059e522d12ce715693b24b01da6daae4b9a51c04dbe8b6986dc681e4ce41b5ed5ad0084697ad33d4531bf5285b6e0c49cc60efe382fde45c7c83acdf300493b6eaa521d2256861c5554cde75e9b6553a680bf75f8a3bf1662f4031e148f95be71bb50c68ee49b9765a14b202ec05ebb2a0f22a921954959cd5c03edd8a86edf255f89da00990dd9ae01dc2741e45c4aa322e9483601651f2db3dd116bee37e083772db80b40a9193aa8a2e560a5561629e33d15938b424c5c0635d5cb9fc0de89db91ac5368fea4ed402d1839d1c9c1f711479ed6f96183a868f2db06a96c9d778138233096c9ec922538a23f9451031c13123504ab4f22afeff25f50f62200a5f31d2c237e1ec839fcad77adb084f5b6c94a53a10eb7addf17c71da4fb3d8a3bfe3a741e1b028fcafbf59991d2ca301faa7253260b30e745dcb1274597f7273f8d1c3720515511ab33abb0536958ad31bdeb08e55bc9b266f4875760c03d10cb12f993c587e4f42f88a4c5468bd37f2353f398a0e6ab867499c6d87c120d0fb2840f3e1b05d27baeae6aa2fd6944bdf93f68efa3de760d803aaedeb7ca1d25ec7a56ecac7d5bd25b951fcb247a94a5ac6a3f80358e33682c28cfbcf453ee60d2ee2a17826d80877bc6076e3739b8a14e75ab92980fc527507208e9d4ad5f2573e4f24fd64b86b018bf73a59136f79af40dfffcdf8e809715500df3147a54d8880ce7c548329ee3666754f72389bd1c74720ff895d18bf0f8f524d72ac6272f886243be838fc7f9c4090bc405da1acc81e1972911168fe40963d256e6605d472a46875e7218e18325a2062955624bc382dcc76181ab4f4d74f91eb09fbc33680716e0bc35cc7032ed8aa5a4fe3a6e89aa1cd2475150f16ad198a7f0aa62e9a82d24d75d137323f1b733eb4b8f5cd7aad6c082486efa4b9944e97b5ea347a5b3674c5d8b452afbcb614d220d791d1dc4a5abef4e906c93bdc65fb3335aba390660fd30cd65d02699097848fe7c530f186ff5984cadccc64de37eb3df17a618de01d84fab2ca6e973292c994ace31f802485c2d28513c6ab363f6d0de94c9177a1221c60a3d88a8bb3fb8356d996b907dbbc5217b508a7ffae99b3d1f96e36846f7051e636193757831260e5ea9f3881f40d0011ab8e5127062b7e5116e7178924db905c8c0db022109420611eb37647a5a3d7b8c09c23a90721802571f7762f1b6a008eae09f7389492270cb6023b1e932516a81cbec7a504ab5a84a9f3bc4aa87e591f16353e0bb66c63238c3759209539f78fe68435a68cd695a30e386831638f2f8a29ac40bf7cdf09acfc8fbf5d670525542e60fdc62c0e8a582ceb72de9d69f3fb4d67460c3456b25fabe2e395d5a5395d0b410569a32cf50c4108a62c19c7f34b3527f4775fc4e21b1495b63121d6ac8f38aa2b36aaed80b5114ec56e47d9e49daa5ac0ec64982c1f559296ec3e451a2fb9970f1d5e30e7429c188cb636ce5dda4e9d111fac1f00975594f85b7bba398b77326bbc6ea3910e20b0819fb03321fd8653e952b2fd55c7648650c6d9f4db6e4574072187217361b8c3f10ec874202c3bfa7a5a0f8c70f25e0dd94d664c6989ebc6b906c7e6efa9a928853394c7510ee1193e63e59567aae24ba07458c1f0fa207f238e91f381d189920bcbc4fdafdeb1649c77f0bd392af932f4a06f2ff53794de91280f1eba0398bfb64fced500f8a0f5742caec658ca3bd3d40d805a9e69005c7df325bed5bcf5ca8d7668232b0a843d8010ece1d1be020e73438821fc8a2ad9d198c5e77acc4f9ee0ecb5e7af50e1d866e14b8d0e5856f32b0fc906cecd946396ad525fcb61caf922fcfc0141f07cbbf09fb4d2b0df17dd0a13b5805328a70af1ef57975cf201b712e868f0b4fc45e5d99e4f38483de13030b6158315b7015d0f2f92100b4f03f5fdf1e8f6557f36dfffbb2d0a784cf861cbdccb2a8be534e3ea28e3c35e7a60848238cdc822af93231e3c1928ccca48e1ba794094d8fc8d3240448f53f68e81f9d4c55ff91e7cf7e0914422b264a084ffe9b17f9cb6607ae51da3a980d2ab227f52001a6fbe93318c1735ca361b7015c3ce5964e58d2db7689a88c8095af2cdf81e7c8bd969b4ae4e58345f88d261e44eeb12a05fa3018ec9d40cf78284efe66a4fe6c2b7ac26267b995e67cf84775c0efc57e1eb3bddb1dfae82efd5d52b33c9c1b869ccf21c24ea7fcb0404bf6744be8f08a2256e5d318225a3ccb9ef01d7bdf923ebb8db9840ab8251a449a26187c7e844bf158feda6611c747bcfed697ca6ae888ffa10b001d24963b7be3f50e19ae23c46f3161f1645fd5dfc045d14558517f2ab28f4da7246038637e46aa40f68dffde2f743a9e20edf8cefba36fd7ada716abc72926f507694f341e51b5b04d2c0aeca3b6763f10f12286596141d64860eb225afc8f25af53f2d201a8320b8fbbcc84c73f99a59ea92df2ca9dfc498aaf76310c5e46e36e5cc702e2fa43d4e6e7c774e8cc39a23c1ccfa27e15a5c03f01ab010403e54762b31d4ca20ad8e12eb0aaf16b7ef4104c793986d11d32d27025ebb2cf2e3ecc3260c4d59489010ff07d752030835f268a2ed9579d9c1a521d224f72bdd3fe28ab1a302859e67e1105b018145d832f672223448492f15f20078b4ae2c6e6661b60d4267f18a28345ca7a6778f5eb7a523a87f9bc373200a4a0497de4d88f392db16e5a220ace364e15f98dd830e41abe574356b1d84e67c5b224148fe97e3898fbbad1eb527f8182dbb8096edd22993bc5f9627134d242f50f2d4a9952fba9e33f0ba3f22ddd31c7f2062c9dcb1850dd6452e22e08e94e3b54b347a907f239cbd7826ac07f96428b6532447f7f9b271a0772a5bd414ae26371323dc706d09cb8ac515efac8c91ef5bfdb19a5cc6b0a93993ceeb659cdbdffd74eb150ec55b20dd1bfd5dce8881f8e0f55bb390aa109b456daec446a44b6e191d84533b7cbcd440c0d74d2e5c3bb5f41cf4c546cedecebc6ece9a851a8e5e5b5031c438f1fe59720b709c17dda66200fcc0a689683c28415480323dd6a55c0e2e501034716aec9fa36373a072ea74b8d91d4a03abe63514f0baa25c0fbebb22ea8374965e96824767c5e9a4cff66e344367005e8e7599faac2028ee929174cecc341080fe923b65f5b35de5429e05ca333f1bacab3ec0e4314eb6437fe2289197231de2d19bf753e9cb56174b22944c95491771d429059b9d0506663ee6eef337bde0ba8a5902f8356a6c30ef6fb2f8f7c1fe07d7c0facaaced8b75c0a9f6656aafd73a25b91bae78b0ef05e8cd94dbaa4d3798f86fb50b6ffb19f7ae5d2aa3e8587c798518577111edccf3ead199cc8594c2d00f16e0a60dcb0f2e88b83fa61edd0515852354f9fe4388cb3298913955ff487c2832f31105a3edbdfafadd645fb7fd996d450f4e5da1e97adde7a463d58063187a73d38f7d48dd4d62281c46ddc03917339e60e6c8034040c3f0cf06246bc94cc95508a48bb01f18bab206d6e8e1936ec4e03b973d0421a306d6fe1c6543c37f48a3b5d3e59186d1055ce81a52017ca4903e09d7c9d36f5326e4d3883a64a61c347d716b9944e8eafdc78dc69dde37bf655db8b138abba3e5e5704aa83ceabb2d42e05629e5c8da9651eb0b5cda1571db27604eb84dc105948dd1926c8248c88bf238f50ccaba16d9acc72d00024ddb6bc851d3d321c03036bc7137dc82050663c06b8ceab6db1d1a21118bcf062053fd9ca91a5cbed779bb068142d57a929cbd63e6ce8b8d9a925a7129616247b0e1dd749101f1e6372763fe3ebc2c01348a7b9f89a7cfd21f88dc63c00b1f838bbdfd55ec4a456ba673989182c393ba31707f6024adfb562986acf224c1f47f8a4cb4b22c7042527d7ecbf1cb303a79f7b0baaed3190277f31f84862e51c6c857844da353369375931f9bb7a05b1379c05188ac5530a827c3f7f01e217be0baefaf4a2b6b4e93172e9b8e16bfbd12d9e3cc634ff5854e1519a5ccfc315d0de945f9a451f940b25ec41d0477ad8e3e4e94e024c735a362a3b2f904b717ea049d6175e14b687792c22b2fc902f1908192796b1dfb220aa32387231fa5aba4b3ba8eaeacf4efeee3907aea141650a007eee69ecf0d4953e9347633835b6cd7edd3ed34f84e1dcd599a7df81e33bfe40536c13f67d8c54700a285b10d36a97d41b4c8cddb00169bc5aca15e36f5ff89656cb18bae6b5f4c26f65e8eff1c8ce3b0640c89c3b4b0c49134e3ddb03605ba21e8064cd0e4e43cca812d5c2e78c8102bb9528d850ba2b8f3200ea0feffcc6ca9ccfadf2c8bdb4a0a214a6a421d7b0e37170b348b6fbbc1b0dd2bcf37fd0f84c19d4fbc449ab6b40a9408ba46af842e4c2c10cf1b66086855902f49123bdef8b14a203984e0ae3799cacbd472d3f953af5618dee30564b2409999e56851f09a904ffe24bdb962210be151db0b42df5b6e650e70c0f98735955ec66d0890ef53e19d75bbf08d4a18d4ac6b103b0021ad7a1c5fc2c5305b01a1aa3a0bc154eed95a369c79273144299714b157a5e661bfe653112c08b9ab9869c0d3bc6e7f6e850047ba2c8d468d0152a0cabc7f4780cf8f85bfaf285886bb", 0x1000}, {&(0x7f0000001300)="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", 0xfe}, {&(0x7f0000001400)="8aded2d0e787be76238ebc71ac6ff08131f27501584c354b77f9180a77dcd6cf24e6710dbd9c9ec31131bd85a9e678a8b3b6c804ea76a9db2e1fce43aa781f2c71dee003477057a1c139629464fd17133f94fe87a89074d4f24b3e4574adecfbb7130ec715dfec0a98bae853add57934e4424c74230b77fad062d720a7732beee9adb49cac3771bae9fbfab8222063f7972c8408206623d8a4331046fbe5eb05d4c887130e8f6fa43d43e306dd118a41f3c28f75f94c1e45214cd8c81ed4657bf816cf48329f475e601bfabb", 0xcc}, {&(0x7f0000001500)="c7426e3b43813c3eb614ede089efad14573e390c91b373cf4276e1693727b1b3b73d9e4ebd39f2e54860d07f28b0605aad825eed83506e05beb54ae6f46b960a1dfdddc6def37d62a41e38e9be18734e1a2a8cf34764dbb382d1c59f2b5c330ff18826caccd2cd", 0x67}, {}, {&(0x7f0000001580)="19ea681d12a74c652235368aeabd6407bb665c44fc18e9e9f02660d3d6f51750e992e85070fb872dd4145de906d3769edff4c181c5d9b33806eda52f17b1b6ee591cce29d0d722c640af8169356cbbc8fd718a923287d3d9ed6cbf889c6cfbb21e13d0dad8d0f8d993f16418e9cfab623ae32cfe13bf4fdd9523461611db59a8acb4eefee4999e159fd56e34a18ffb109e3b58d3fe1d1530c9565cecf3a916cd3df310fdd095b1a9fa4e728e09ae5eb5781abefd8718e8c83d965e84c95041bf31923f1deaed341d9019be2b27377ad28f35a686ac09b016c827714eab2c56cf57d1c1680da3e66d65af6d537971a0", 0xef}], 0x7, 0x0, 0x0, 0x1}, 0x10) 2018/03/31 00:57:28 executing program 0 (fault-call:10 fault-nth:42): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:28 executing program 6: perf_event_open(&(0x7f0000d2af88)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x1e, 0x1, 0x0) accept4$packet(r0, &(0x7f0000001580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000015c0)=0x14, 0x80800) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000b89fe4)=@req3={0x10001, 0x0, 0x1}, 0x1c) sendmsg(r0, &(0x7f0000030000)={&(0x7f00004f5000)=@generic={0x10000000001e, "0100000900000000000000000226cc573c080000003724c71e14dd6a739effea1b48006be61ffe0000e103000000f8000004003f010039d8f986ff01000300000004af50d50700000000000000e3ad316a1983000000001d00e0dfcb24281e27800000100076c3979ac40000bd15020078a1dfd300881a8365b1b16d7436"}, 0x80, &(0x7f0000447ff0), 0x0, &(0x7f00006e9c68)}, 0x0) accept$ipx(0xffffffffffffffff, &(0x7f0000000080), &(0x7f00000000c0)=0x10) syz_mount_image$iso9660(&(0x7f0000000040)='iso9660\x00', &(0x7f0000000100)='./file0\x00', 0x1, 0x5, &(0x7f0000001480)=[{&(0x7f0000000140)="bbdcb41e4466a8c55350336fd619b29f8638064300b8c268aa9f4e171bec84b46a959e7e9837dbda754ec40d98761b712522fb0914cdeff3f33ffabd78f87c2bee3ddf53140b327cf4c1e7981cb12a01c759c97243597cc27163fb648bec8de39812f8e35f9147c6283f6fd740f95169e977dd30fdf26f503e45ad97fd23fe41b86935aba3c9c7841994e992853e65e24c1720352402", 0x96}, {&(0x7f0000000200)="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", 0x1000, 0x4}, {&(0x7f0000001200)="634c260fb9cca06f9b4dac1331a7759e3658794e645f88b9cb7f79a7bb5a0691c525bbff1f5449bd636b56a44983641214877706c5dbf764607309a29e97ccffefcc8efa3226a9ea75395cd4c7efb1eade69890dbbdf9e164b0559a68068a1afbe1b962f18734c8346754e93ab5a2e14af506f3be025f01a7db2cbc32188dd0f678a91e67021014b7bfbf8855c72f3bb36cdb280a5c7143fe99fdf03d8f66f2b29a8104d0f44b7f7", 0xa8}, {&(0x7f00000012c0)="ee412b142b246c9dadf0f653be13f6bf8b922f0a2c7c8f023f55d1ddf39d394f2e39446e9f1c89944ecab126c1388de82d01042e991f41533a630ff7d9230c8745f8246b50cb40633bb4ef4d78043c5fa432d15e845e3ec17c278f4fc3756c229cea9dbea64ecf211f0f48dff2a28115e6d14870004636f35d699674fb9c7781cfb0b8726f56fc9ba7a5cb20bb048986fb23ba89eb8098a9657d4b0578124042a555ff7d9237a337ba6f72f84673be7a975afd444a8fa7e9520fafa70bb80814016aedc430", 0xc5, 0x6}, {&(0x7f00000013c0)="c7af0673b85a3702fccfac03dad95b9e5df8f75fc3103696a607a9e5a00d9e6de7a9ef27380d9492e9b18c23dcec81a044a4ab6684660d4cc7d8303735ba8849598f5fbe0e718591a795b12b90941639f6d895d8d95285db8483dba67036c8b982ec856dbad950bfe8465355ba1541e585f4eefd9d3003a0bf2797e1e6bf538c4a173f7ae78ec5c2df18471a625364ed3b2e24b14af3fc91b66e", 0x9a, 0x86d6}], 0x10040, &(0x7f0000001500)={[{@mode={'mode', 0x3d, [0x3f, 0x3b, 0x35]}, 0x2c}, {@map_normal='map=normal', 0x2c}, {@cruft='cruft', 0x2c}, {@mode={'mode', 0x3d, [0x78, 0x31, 0x31]}, 0x2c}, {@nojoliet='nojoliet', 0x2c}, {@utf8='utf8', 0x2c}, {@dmode={'dmode', 0x3d, [0x0, 0x31, 0x2d, 0x32, 0x30, 0x0, 0x3f, 0x32]}, 0x2c}, {@utf8='utf8', 0x2c}, {@unhide='unhide', 0x2c}]}) 2018/03/31 00:57:28 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() ioprio_set$pid(0x1, 0x0, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:28 executing program 1: r0 = socket$inet6(0xa, 0x400000000001, 0x0) fcntl$setstatus(r0, 0x4, 0x2000) shutdown(r0, 0x1) r1 = dup(r0) setsockopt$inet_tcp_int(r1, 0x6, 0x19, &(0x7f0000a59000), 0x4) 2018/03/31 00:57:28 executing program 7: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/mixer\x00', 0x82, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000c53000)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$KVM_SET_PIT(r0, 0x8048ae66, &(0x7f00000001c0)={[{0x0, 0xfffffffffffffbff, 0x9, 0xffffffffffff0001, 0xffff, 0x0, 0x9, 0x4, 0x4, 0x6, 0x8, 0x5da, 0x6}, {0xffffffff, 0x1000, 0x2, 0x5, 0x9, 0x7fffffff, 0x6, 0x80000000, 0x6, 0x8, 0x3f, 0x4, 0x5}, {0x6, 0x8, 0x3, 0x5, 0x401, 0x0, 0xfffffffffffff000, 0xc2, 0x80, 0x100000001, 0x1, 0x3ff}], 0x30}) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000722ff0)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r1, 0xc0605345, &(0x7f00005aafa4)={0x10000000000000, 0x0, {0x8000000000000, 0x6}}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r1, 0xc08c5335, &(0x7f0000000040)={0x6d, 0x8, 0x3, 'queue0\x00', 0x3}) accept$ax25(r2, &(0x7f0000000240), &(0x7f0000000280)=0x10) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000100)={@remote={0xfe, 0x80, [], 0xbb}, 0x59e07320, 0x3, 0x0, 0x1, 0xffffffffffffffff, 0x85, 0x800}, &(0x7f0000000140)=0x20) 2018/03/31 00:57:28 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0x11, &(0x7f000003a337), &(0x7f0000000000)=0x4) 2018/03/31 00:57:28 executing program 1: perf_event_open(&(0x7f0000740000)={0x0, 0x78}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f000032c000)='/dev/kvm\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000140)={0x0, @in={{0x2, 0x0, @multicast2=0xe0000002}}, 0x0, 0xffffffffffffffe0, 0x7, 0x1ff}, 0xa0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4, 0xffffffffffffffff}) r3 = dup3(r0, r1, 0x0) perf_event_open(&(0x7f0000000280)={0x2, 0x78, 0x0, 0x0, 0xaf4, 0x0, 0x0, 0x0, 0x0, 0xf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x81, 0x0, 0xffffffffffffffc0, 0x0, 0x3, 0x0, 0xffffffff, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x5, 0x9, 0x26b, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000240), 0x2}, 0x400}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$netlink(0x10, 0x3, 0xf) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000080)={0x0, 0x6, 0x30, 0x3}, &(0x7f00000000c0)=0x18) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) setsockopt$inet_sctp_SCTP_AUTH_KEY(r3, 0x84, 0x17, &(0x7f0000000100)=ANY=[@ANYRES32=r4, @ANYBLOB="05009d0048b06963d547cc4cf8fa85ac32e4b815706eec3ef41960ce958b66c6c86bd049b8985b1f5dea2bbd912de2b7fe2aa0fb4a2a4738848e740579b604ce64e0f51a0dd1f59c79df872ab2b811a6764669041aed0000e45592ba80cc39a1e252a4ba591da4836c09c9288fc6cdfb624c7da1de086204759547225bfbc6debe6537d4923b60855c5174bab8eb9bd6408b59334b665d78000000000000000000000000000000"], 0x2) dup2(r3, r2) [ 375.655782] FAULT_INJECTION: forcing a failure. [ 375.655782] name failslab, interval 1, probability 0, space 0, times 0 [ 375.667133] CPU: 1 PID: 23099 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 375.674697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.684061] Call Trace: [ 375.686670] dump_stack+0x194/0x24d [ 375.691318] ? arch_local_irq_restore+0x53/0x53 [ 375.696097] ? __save_stack_trace+0x7e/0xd0 [ 375.700443] should_fail+0x8c0/0xa40 [ 375.704269] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 375.709390] ? kasan_kmalloc+0xad/0xe0 [ 375.713296] ? kmem_cache_alloc_trace+0x136/0x740 [ 375.718153] ? cfq_cpd_alloc+0x54/0x90 [ 375.722057] ? blkcg_css_alloc+0x165/0x6b0 [ 375.726313] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 375.731601] ? SyS_mkdir+0x220/0x2a0 [ 375.735330] ? do_syscall_64+0x281/0x940 [ 375.739389] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 375.744801] ? do_syscall_64+0x281/0x940 [ 375.748864] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 375.754225] ? find_held_lock+0x35/0x1d0 [ 375.758278] ? __lock_is_held+0xb6/0x140 [ 375.762334] ? check_same_owner+0x320/0x320 [ 375.766650] ? rcu_note_context_switch+0x710/0x710 [ 375.771572] should_failslab+0xec/0x120 [ 375.775533] kmem_cache_alloc_trace+0x4b/0x740 [ 375.780101] ? rcu_read_lock_sched_held+0x108/0x120 [ 375.785105] ? kmem_cache_alloc_trace+0x459/0x740 [ 375.789936] bfq_cpd_alloc+0x54/0x90 [ 375.793637] blkcg_css_alloc+0x165/0x6b0 [ 375.797684] ? bfq_pd_alloc+0xe0/0xe0 [ 375.801468] ? blkcg_deactivate_policy+0x430/0x430 [ 375.806384] ? __lock_is_held+0xb6/0x140 [ 375.810446] cgroup_apply_control_enable+0x44d/0xbc0 [ 375.815539] ? cgroup_propagate_control+0x570/0x570 [ 375.820553] ? css_populate_dir+0x289/0x420 [ 375.824867] cgroup_mkdir+0x56f/0xfc0 [ 375.828651] ? __lock_is_held+0xb6/0x140 [ 375.832708] ? cgroup_destroy_locked+0x750/0x750 [ 375.837452] ? rcu_read_lock_sched_held+0x108/0x120 [ 375.842458] ? kmem_cache_free+0x258/0x2a0 [ 375.846679] ? set_nlink+0xc1/0x160 [ 375.850303] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 375.855231] ? generic_permission+0x105/0x3c0 [ 375.859714] ? cgroup_destroy_locked+0x750/0x750 [ 375.864463] kernfs_iop_mkdir+0x153/0x1e0 [ 375.868599] vfs_mkdir+0x390/0x600 [ 375.872125] SyS_mkdir+0x220/0x2a0 [ 375.875659] ? SyS_mkdirat+0x2b0/0x2b0 [ 375.879533] ? do_syscall_64+0xb7/0x940 [ 375.883511] ? SyS_mkdirat+0x2b0/0x2b0 [ 375.887838] do_syscall_64+0x281/0x940 [ 375.891708] ? vmalloc_sync_all+0x30/0x30 [ 375.896023] ? _raw_spin_unlock_irq+0x27/0x70 [ 375.900507] ? finish_task_switch+0x1c1/0x7e0 [ 375.904988] ? syscall_return_slowpath+0x550/0x550 [ 375.909903] ? syscall_return_slowpath+0x2ac/0x550 [ 375.914833] ? prepare_exit_to_usermode+0x350/0x350 [ 375.919835] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 375.925185] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.930032] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 375.935213] RIP: 0033:0x454e79 [ 375.938389] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 375.946080] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 2018/03/31 00:57:28 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000d1bfa8)={0x26, 'hash\x00', 0x0, 0x0, 'crc32-generic\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) ioctl$KVM_GET_IRQCHIP(r0, 0xc208ae62, &(0x7f0000000000)=@ioapic) r2 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) fallocate(r2, 0x0, 0x0, 0x8) sendfile(r1, r2, &(0x7f0000e64ff8), 0x7) [ 375.953335] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 375.960592] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 375.967843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 375.975096] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000002a 2018/03/31 00:57:28 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={"7302000000756e0000000000000100", &(0x7f0000000080)=ANY=[]}) 2018/03/31 00:57:28 executing program 3: mkdir(&(0x7f0000f4eff8)='./file0\x00', 0x800000000) r0 = syz_open_dev$midi(&(0x7f0000000200)='/dev/midi#\x00', 0x200, 0x0) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000000240)={0x0, 0x4}, &(0x7f0000000280)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f00000002c0)={r1, 0x2, 0x100000001}, &(0x7f0000000300)=0x8) mount(&(0x7f000000a000)='./file0\x00', &(0x7f000000aff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000001c000)) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x200, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000080)={{{@in=@dev, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@local}}, &(0x7f0000000180)=0xe8) ioctl$TUNSETIFINDEX(r2, 0x400454da, &(0x7f00000001c0)=r3) mkdir(&(0x7f0000024ff0)='./file0/control\x00', 0x0) rmdir(&(0x7f0000000000)='./file0/control\x00') syz_open_dev$loop(&(0x7f0000000340)='/dev/loop#\x00', 0xffffffffffff7fff, 0xa00) 2018/03/31 00:57:28 executing program 7: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x81) r1 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$inet(0x2, 0x80003, 0x5) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000000)={0x84, @dev={0xac, 0x14, 0x14}, 0x0, 0x0, "6c62a8580034d5b6c601a235bdede381", 0x0, 0x0, 0x7f}, 0x2c) setsockopt$IP_VS_SO_SET_FLUSH(r2, 0x0, 0x485, 0x0, 0x0) r3 = gettid() ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0106434, &(0x7f0000001180)) ioctl$DRM_IOCTL_AGP_FREE(0xffffffffffffffff, 0x40106435, &(0x7f00000011c0)) ioctl$sock_inet_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f00000012c0)={'ip6_vti0\x00', {0x2, 0x4e23, @broadcast=0xffffffff}}) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f00000013c0)={0x0, 0x6}, &(0x7f0000001400)=0x8) timer_create(0x0, &(0x7f0000044000)={0x0, 0x0, 0x7, @tid=r3}, &(0x7f0000001340)) ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0086426, &(0x7f00000000c0)={0x5, &(0x7f0000000080)=[{}, {}, {}, {}, {}]}) setsockopt$inet6_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000100)='illinois\x00', 0x9) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000000140)) pread64(r0, &(0x7f0000000180)=""/4096, 0x1000, 0x0) stat(&(0x7f0000001200)='./file0\x00', &(0x7f0000001240)) 2018/03/31 00:57:28 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) close(r0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'cbcmac(arc4-generic)\x00'}, 0x58) openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x408000, 0xc5) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000180)={0x0, @in={{0x2, 0x4e22, @multicast1=0xe0000001}}, 0x2, 0x100, 0x7, 0x6, 0x82}, &(0x7f00000000c0)=0x98) bind$alg(r1, &(0x7f0000000100)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(aes)\x00'}, 0x58) 2018/03/31 00:57:28 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000337ff2)='timers\x00') pread64(r0, &(0x7f0000000080)=""/61, 0x3d, 0x0) syz_open_dev$sndtimer(&(0x7f0000000040)='/dev/snd/timer\x00', 0x0, 0xfffc) sysinfo(&(0x7f00000000c0)=""/124) sync_file_range(r0, 0xffffffff, 0x4, 0x2) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f00005e2ff0), 0x0, 0x0) 2018/03/31 00:57:28 executing program 5: syz_extract_tcp_res$synack(&(0x7f0000000080), 0x1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='cpuset.effective_mems\x00', 0x0, 0x0) r1 = eventfd2(0x254, 0x80800) ioctl$VT_DISALLOCATE(r0, 0x5608) fcntl$getownex(r1, 0x10, &(0x7f0000000000)={0x0, 0x0}) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000040)=0x0) getsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0x4) tgkill(r2, r3, 0x11) 2018/03/31 00:57:28 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() ioprio_set$pid(0x1, 0x0, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:28 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000140)={@in6={{0xa, 0x4e20, 0x0, @local={0xfe, 0x80, [], 0xaa}}}, 0x0, 0x5, 0x0, "d898760a608655cdd122b7aae6777de2b6d61f3426116a044800a28586f0363b30b2e13b4dde1df995d151c2a717f5d0469e5fd4d3cae6eb6715077452ed8575a6d8b6805619337678a5377f2cc5e781"}, 0xd8) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000000)={@in6={{0xa, 0x4e20, 0x0, @local={0xfe, 0x80, [], 0xaa}}}, 0x0, 0x0, 0x0, "d352b4d9cc03f9f8403258a432b135175450d3afb7f5696bd65674ce2e5ebf691563cc0f27dcf799aaa609152bb58903abf50bfbc20cb05519ab8e059e15f3f754813cd073c7bf449316f1a85917f2cd"}, 0xd8) fadvise64(r0, 0x0, 0xd276, 0x0) r3 = dup3(r1, r2, 0x80000) write$rdma_cm(0xffffffffffffffff, &(0x7f0000001d40)=@create_id={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000001d00)={0xffffffff}, 0x106, 0xb}}, 0x20) write$rdma_cm(r3, &(0x7f0000001d80)=@join_ip_mcast={0x10, 0x30, 0xfa00, {&(0x7f0000000240), 0x2, {0xa, 0x4e22, 0xff, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x401}, r4}}, 0x38) r5 = socket$inet_tcp(0x2, 0x1, 0x0) dup2(r5, r0) [ 377.005849] IPVS: Scheduler module ip_vs_lb¨X not found [ 377.202318] IPVS: Scheduler module ip_vs_lb¨X not found 2018/03/31 00:57:29 executing program 6: r0 = socket$inet(0x2, 0x4000000803, 0x81) r1 = fcntl$dupfd(r0, 0x0, r0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000200), &(0x7f0000000240)=0xc) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f00000004c0)=ANY=[@ANYBLOB="0900000044e696c3f89acef8db60cb2e58c602dfdd01cbada9152b6593074335a72836be84e29e213b35e18eea00f26f588b457f2ef1a30251e6df1f8d1df255df8108a4f1f325ef3c694ebb3f72942ea984f68670a3f8187585c925981fbe59b8beb68998c4bb44e4764bbf8ba890fa89", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f00000002c0)=0x28) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000300)={0x0, 0x586}, &(0x7f0000000340)=0x8) connect$inet(r0, &(0x7f0000000280)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000000380)={r3, 0x6, 0x7, 0x40, 0x6, 0x1, 0x3ff, 0x2, {r4, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x15}}}, 0x7, 0x4, 0x403, 0x7}}, &(0x7f0000000440)=0xb0) ioctl$sock_netrom_SIOCGSTAMPNS(r1, 0x8907, &(0x7f00001ae000)) setsockopt$IP_VS_SO_SET_DEL(r0, 0x0, 0x484, &(0x7f0000000000)={0x2e, @multicast2=0xe0000002, 0x4e24, 0x0, 'lblcr\x00', 0x8, 0x7, 0x53}, 0x2c) r5 = dup3(r0, r2, 0x0) getsockopt$inet_tcp_buf(r1, 0x6, 0x16, &(0x7f0000000580)=""/56, &(0x7f00000005c0)=0x38) ioctl$EVIOCGVERSION(r5, 0x80044501, &(0x7f00000000c0)) mq_timedsend(r1, &(0x7f00000000c0)="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", 0xfd, 0x400, &(0x7f00000001c0)) sendto$inet(r5, &(0x7f0000f3bfff), 0x0, 0x0, &(0x7f00009cb000)={0x2, 0x0, @loopback=0x7f000001}, 0x10) ioctl$EVIOCGVERSION(r5, 0x80044501, &(0x7f0000000600)=""/77) read(r2, &(0x7f0000000040)=""/85, 0x55) syz_open_dev$adsp(&(0x7f0000000480)='/dev/adsp#\x00', 0x8, 0x400) 2018/03/31 00:57:29 executing program 3: r0 = memfd_create(&(0x7f0000000000)="75736572aa736563757269747900", 0x2000000005) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000080)={0x0}, &(0x7f00000000c0)=0xc) syz_open_procfs(r1, &(0x7f0000000100)='net/udplite\x00') lseek(r0, 0x8000000000, 0x1) sendfile(r0, r0, 0x0, 0x80000403) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000001c0)={'bond0\x00', 0x9800}) ioctl$TIOCOUTQ(r0, 0x5411, &(0x7f0000000180)) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x200000c, 0x81110, r0, 0x0) ioctl$GIO_FONT(r0, 0x4b60, &(0x7f0000000040)=""/57) ioctl$GIO_SCRNMAP(r0, 0x4b40, &(0x7f0000000200)=""/194) 2018/03/31 00:57:29 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() ioprio_set$pid(0x1, 0x0, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:29 executing program 0 (fault-call:10 fault-nth:43): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:29 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) sendto$inet6(r0, &(0x7f00008c4fac)='g', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet6_buf(r0, 0x29, 0x100000003d, &(0x7f0000000040)=""/237, &(0x7f0000000140)=0xed) 2018/03/31 00:57:29 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x5, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x3bc000000000000, 0x0, 0x100000000000, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x8000000000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x0, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000680), 0x0) r2 = socket$inet6(0xa, 0x2, 0x0) ioctl$DRM_IOCTL_AGP_INFO(r1, 0x80386433, &(0x7f0000000400)) sendfile(r0, r0, &(0x7f00000000c0), 0x4) sendmsg(r2, &(0x7f0000018000)={&(0x7f0000000040)=@in6={0xa, 0x4e20, 0x0, @loopback={0x0, 0x7}}, 0x80, &(0x7f0000000480)=[{&(0x7f0000000140)="4611b1966c9bf668d0032c6992354c35c93df184755c417656eeef81ef8fe100a94bc9df9f5ef3ca14bccf8fae31e025b3302a23573bc910d58b9452aeacb70094030f2808afdabdfa5beacbf7aa55f8c543a6f2121eb749f2948e3e9b011216de89328389001b4bce2f1d15ea37d0e25c02b15c3beb526b7caab1309c14d0116b3a378f5dac10a483f27f63b3d59b27488216642bc2edc6a89a55fc3b41ead59f0f842c6921d607e434d984a5b70b1c2d503bcb2c73174f5ba24e82", 0xbc}, {&(0x7f0000000200)="fb3c3b58d504115996c01be7eb11aa7be830619cdb4eb2968a7a3dbe7add5cbd5c48bc29d9c537067b99cbf80c79aceedcf9be7f5d45a048c61922b4ac5ab98d33ae58b2c88ebe7de75913f230f847bfcc5bef1f7603ed8f2b11975c5c55e1327530986c023dce5cef21c9508103b23fc3578d021a2b262eac011790f9c0c052898b8cf38de0ea328b3d6581cc2393f0e9d2d9d8b74e8535f093bfee7601ebc16014f367e748e8f770621af9ff68a03adf9a99777bbbc4af115ee2088c2ad89eaaf480", 0xc3}, {&(0x7f0000000300)="c29dd361d3308aa35e48dd1052c24f38d27b8a66ffdf39fa7be1d2149d7cca3dbbf6ce22e68870017aad1f557fbe2817c29235c7fe8f22df3b060f3641da8bc737d44b79922e37aa58fbce5112b55a44ed6c8d05d3b176d8352535d40667bd4ad22bcdfdf52c61dd73dd4f1fb6b75e1fc6ccbbe8b5818b8d6930e31210ca11a2e2a01702f821b9723597c8aab20b07c911a73f39b27ddc0f7cac669f7e231956450d1a5f3735047ad0b33f397b84600ca6bfe16f27867190c637c9be54b745a61080b520d9407c11e1f68209091603823480bae52e06a34e3832e4ac2fe48b6e23e97b9dc197ec57083637f72952e5ec5ca5", 0xf2}, {&(0x7f0000000600)="c751097aeef8813a88e562571b1ab87a251bb2973b5cb8c35e25aa5649fd67e3365fc5dd520a00dea455d27741825548615ac904f12537cad9e122bd4fd9ad18147b16ae9c7cbf353409f1aba1c3ad80952eac38ca73d7f292438ce8022327b7f53ddf67466dcce0bc4cede9a199", 0x6e}, {&(0x7f0000000580)="6f3bf6f89304e50be00bda6a3e00559a68edbaf89497001bfe6809dc98949df5b0e1d68e1087f6a55e2543ac3b7b3b1f92eb3cb513c27cd4158a465946cf428eecd7cb6f293161bbde92", 0xffffffffffffffe0}], 0x5, &(0x7f00000004c0), 0x39c}, 0x0) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) 2018/03/31 00:57:29 executing program 2: perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x78, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x2, 0x101) ioctl$ASHMEM_GET_NAME(r1, 0x81007702, &(0x7f0000000080)) perf_event_open(&(0x7f000001d000)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0x11, &(0x7f0000002040)=""/4096, &(0x7f0000000000)=0xffffffffffffffa4) 2018/03/31 00:57:29 executing program 1: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000d81ff8)=0x101) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) readv(r1, &(0x7f0000000300)=[{&(0x7f0000000040)=""/87, 0x57}, {&(0x7f00000000c0)=""/216, 0xd8}, {&(0x7f00000001c0)=""/104, 0x68}, {&(0x7f0000000240)=""/100, 0x64}, {&(0x7f00000002c0)=""/62, 0x3e}], 0x5) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0x0, 0x0}) r3 = syz_open_dev$audion(&(0x7f0000000380)='/dev/audio#\x00', 0x6, 0x214000) ioctl$VHOST_SET_LOG_FD(r3, 0x4004af07, &(0x7f0000000400)) ioctl$TIOCGSOFTCAR(r3, 0x5419, &(0x7f00000003c0)) sendmmsg(r2, &(0x7f0000008600)=[{{0x0, 0x0, &(0x7f00000000c0)}}, {{&(0x7f0000000080)=@nfc={0x27}, 0x80, &(0x7f0000007380), 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="5cb5000010001000010000006ca70458e86f090000000000000000090000"], 0x18}}], 0x2, 0x0) pread64(0xffffffffffffffff, &(0x7f0000000900)=""/195, 0xc3, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f00000010c0), &(0x7f0000001100)=0x8) pwritev(0xffffffffffffffff, &(0x7f0000001400), 0x0, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r4 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r4, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) writev(r4, &(0x7f0000000200), 0x0) close(r1) [ 377.420618] IPVS: set_ctl: invalid protocol: 46 224.0.0.2:20004 lblcr [ 377.458459] FAULT_INJECTION: forcing a failure. [ 377.458459] name failslab, interval 1, probability 0, space 0, times 0 [ 377.469836] CPU: 1 PID: 23167 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 377.477212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.477275] IPVS: set_ctl: invalid protocol: 46 224.0.0.2:20004 lblcr [ 377.486572] Call Trace: [ 377.486595] dump_stack+0x194/0x24d [ 377.486609] ? arch_local_irq_restore+0x53/0x53 [ 377.486633] should_fail+0x8c0/0xa40 [ 377.486653] ? kstrdup+0x39/0x70 [ 377.511459] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 377.516568] ? cgroup_apply_control_enable+0x390/0xbc0 [ 377.521835] ? kernfs_iop_mkdir+0x153/0x1e0 [ 377.526144] ? vfs_mkdir+0x390/0x600 [ 377.529843] ? SyS_mkdir+0x220/0x2a0 [ 377.533544] ? do_syscall_64+0x281/0x940 [ 377.537594] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 377.542952] ? find_held_lock+0x35/0x1d0 [ 377.547008] ? find_held_lock+0x35/0x1d0 [ 377.551065] ? __lock_is_held+0xb6/0x140 [ 377.555132] ? check_same_owner+0x320/0x320 [ 377.559444] ? rcu_note_context_switch+0x710/0x710 [ 377.564365] ? rcu_read_lock_sched_held+0x108/0x120 [ 377.569383] should_failslab+0xec/0x120 [ 377.573353] kmem_cache_alloc+0x47/0x760 [ 377.577402] ? memcpy+0x45/0x50 [ 377.580669] ? kstrdup+0x59/0x70 [ 377.584032] __kernfs_new_node+0xe2/0x570 [ 377.588175] ? kernfs_dop_revalidate+0x380/0x380 [ 377.592924] ? delete_node+0x2db/0xbc0 [ 377.596807] ? snprintf+0xc0/0xf0 [ 377.600254] ? vsprintf+0x40/0x40 [ 377.603700] ? trace_event_raw_event_lock+0x340/0x340 [ 377.608884] kernfs_new_node+0x80/0xe0 [ 377.612761] __kernfs_create_file+0x4b/0x320 [ 377.617164] cgroup_addrm_files+0x3c5/0xa70 [ 377.621496] ? cgroup_file_write+0x710/0x710 [ 377.625900] ? cgroup_idr_replace+0x3f/0x50 [ 377.630218] ? __lock_is_held+0xb6/0x140 [ 377.634446] ? __local_bh_enable_ip+0x121/0x230 [ 377.639112] ? online_css+0x224/0x2e0 [ 377.642907] css_populate_dir+0x198/0x420 [ 377.647052] cgroup_apply_control_enable+0x390/0xbc0 [ 377.652150] ? cgroup_propagate_control+0x570/0x570 [ 377.657161] ? css_populate_dir+0x289/0x420 [ 377.661478] cgroup_mkdir+0x56f/0xfc0 [ 377.665269] ? __lock_is_held+0xb6/0x140 [ 377.669334] ? cgroup_destroy_locked+0x750/0x750 [ 377.674078] ? rcu_read_lock_sched_held+0x108/0x120 [ 377.679085] ? kmem_cache_free+0x258/0x2a0 [ 377.683309] ? set_nlink+0xc1/0x160 [ 377.686925] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 377.692619] ? generic_permission+0x105/0x3c0 [ 377.697127] ? cgroup_destroy_locked+0x750/0x750 [ 377.701870] kernfs_iop_mkdir+0x153/0x1e0 [ 377.706013] vfs_mkdir+0x390/0x600 [ 377.709557] SyS_mkdir+0x220/0x2a0 [ 377.713085] ? SyS_mkdirat+0x2b0/0x2b0 [ 377.716964] ? do_syscall_64+0xb7/0x940 [ 377.720942] ? SyS_mkdirat+0x2b0/0x2b0 [ 377.724818] do_syscall_64+0x281/0x940 [ 377.728867] ? vmalloc_sync_all+0x30/0x30 [ 377.733008] ? _raw_spin_unlock_irq+0x27/0x70 [ 377.737502] ? finish_task_switch+0x1c1/0x7e0 [ 377.741986] ? syscall_return_slowpath+0x550/0x550 [ 377.747169] ? syscall_return_slowpath+0x2ac/0x550 [ 377.752085] ? prepare_exit_to_usermode+0x350/0x350 [ 377.757089] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 377.762444] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.767289] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 377.772467] RIP: 0033:0x454e79 [ 377.775648] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 377.783347] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 377.790633] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 377.797887] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 377.805145] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 377.812401] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000002b 2018/03/31 00:57:30 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x4) r1 = syz_open_dev$midi(&(0x7f00000000c0)='/dev/midi#\x00', 0xdcc, 0x24000) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000001300)=ANY=[@ANYRES32=0x0, @ANYBLOB="9600000003627b26c02caa83b57f5d247ef75a5fe82fa86cffff00000000000070f50f02303eaf9ac29f4d2f83bbb7c4c45f7de323405bda8ba5dd329bff30d99a678224477e94aca640620acef9cc70fce7d40ffee62543c5dbc2af001000000000000075395ab48e15d397db072b55e5fdfcbdfb203cc48c0def79089010f76d115cd192c5cdd40e981a2a1f844792c6d0646825c04e06af27d1552c4439ab145e"], &(0x7f00000001c0)=0x2) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000200)=@assoc_id=r2, &(0x7f0000000240)=0x4) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000040)="580000001400192340834b80040d8c5602062200010400000000000000005800004824ca944f64009400050028825a003b5fbe907902008000f0fffefffffe03edf8fef5dd00000005000100000c0900fcff4d00040e05a5", 0x58}], 0x1) r3 = mmap$binder(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x10, r1, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r1, 0xc018620b, &(0x7f0000000140)={r3}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000001480)={0x14, 0x0, &(0x7f0000000180)=[@increfs_done={0x40106308, r4}], 0xa1, 0x0, &(0x7f00000013c0)="b971be5deeeb9d83f918bd227ca913d4e21162e0cc185dda7843f2bb7b769c14c338301557337657d44d3cdfa620b57f333643796749a61243b54a2fa6482650d56f653015b61bec809b35f01826c9014b4a8cd0e1dd8f803456ab8fdb9194adbff246fa7dd5ea7d6c539e28057bca6746feab8b6bc278f32588e37057fc4c68a93ef9334abbea1277e14d1c8321aeeac7a5b9940c649d5959f5ad8e875136524b"}) r5 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r5, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet6_udp_int(r1, 0x11, 0x65, &(0x7f0000001880)=0xce6, 0x4) listen(r0, 0x40000000000005) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000100)={'vlan0\x00', {0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}) sysfs$2(0x2, 0x1111, &(0x7f0000001700)=""/73) r6 = socket$inet6(0xa, 0x6, 0x0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000014c0)) semget$private(0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) semctl$IPC_RMID(0x0, 0x2, 0x10) dup2(r5, r6) ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(0xffffffffffffffff, 0x4008af23, &(0x7f00000002c0)) ioctl$PPPOEIOCSFWD(r1, 0x4008b100, &(0x7f0000000280)={0x18, 0x0, {0x1, @empty, 'dummy0\x00'}}) getsockopt$sock_buf(r1, 0x1, 0x3f, &(0x7f00000002c0)=""/4096, &(0x7f00000012c0)=0x1000) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000f68000)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_int(r6, 0x29, 0x25, &(0x7f000089b000)=0xffffffffffffffff, 0x4) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000001500)={{{@in6=@remote, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@mcast1}}, &(0x7f0000001600)=0xe8) sendmmsg(r6, &(0x7f0000008c80)=[{{&(0x7f0000001640)=@hci={0x1f, r7, 0x2}, 0x80, &(0x7f00000018c0)=[{&(0x7f00000016c0)="01c5180c5cae2226c794715892475960621c", 0x12}, {&(0x7f0000001880)}], 0x2, &(0x7f0000001940)=[{0x40, 0x10d, 0x6885, "1c591808ca9d0979ec6910c307cf6b4db3e6d83a56d0b2442d2d8c4a0183fddfea858f39d99ffdcbaddfa4f01dc6ee"}], 0x40, 0x80}, 0x7}, {{&(0x7f00000050c0)=@pppol2tp={0x18, 0x1, {0x0, r6, {0x2, 0x4e23}, 0x1, 0x1, 0x4}}, 0x80, &(0x7f00000055c0)=[{&(0x7f0000005140)="51e5c9fe37d92dc172c4cd97d4ba0fa24d3b4ef62c8500ea847c52fef675e954000c9855da7f549050bce99e41cc9355fd0d6474f7534f8a306cb16e454029f77b", 0x41}, {&(0x7f0000005400)="54cf880386d8604a8d524601df329086a8c1ed74e2bb22a377f409ef8fa8b05a106b06d246214d04a46a0935b7c7b6b92826c73fc3551781742a80686666f8b9762e96dc223eca5383240cf3b9a560905a0999eda1b28ad587b798a9a182c1e86a9a829c47cb7994174983949a2d408b356ca9bb6ff16228802d7ed83a3fdb28a47d", 0x82}], 0x2, &(0x7f0000005640)=[{0xa8, 0x10b, 0xffffffffffffff69, "368e33d7d56afb91bdf1d2f4e2854f74e813a78d391c04b0af6ebd35c0e306964c726348b09bcd41ceb0784176495251be8b530c11ac1d180975bbdf2980625ae004db7b5c805883b7ab14d1df1c07717b016ef5af7e95dfb2c9403c800408fc545341e5a8367186fe727a5c1fd767cbfaff3ff67d1e59e9ed3780dadbff91701305108c2d20c3063aa14a799cc81d3712b841658d"}, {0x28, 0x18f, 0xae8, "315966c690e8ece4ecfd4738f132bdf827cc0d"}], 0xd0}, 0x3}, {{&(0x7f0000008780)=@ethernet={0x306, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x80, &(0x7f0000008a40)=[{&(0x7f0000008800)="a8b3503253e6a6ca7eab1ba5830fb89bc7303e1fb7ade25a2031fef8f3058f0c7adfd13fd76b70d3ccbb578de31cb34be3b155cd287e405043fcd30d1dc053ba2553ed4295973c93a6b1e96e950d5725b790f40388bd80", 0x57}], 0x1, &(0x7f0000008a80)=[{0xe8, 0x112, 0xff, "5a0416beec103ebebb5454bac90090d392c4dfba7bbdf04d7a0f3f963a126630e6897eb5cd9ec6502625fe65afdd7925da4c179cb2bd6e7c2568a219890eaa7d7f72bcfe5bc201592a56d04fffa1c69c2e2ba48f12dbb3b512bddc612ea01886991f6ea08d0116f7b7098af8c33763454755e8ea371ed5e67b6597b743494f27aa06c81b4f74e054c6b75e77ad42c696c9d0c95a7bbbe7104492dd775c4aa2a5940c5edf1b1df62f91a6144e394cfdbfbf73eccaae4582ca86f82975c767da080a30577be5978aecb7c8d9c9f51db5b74d52bb"}], 0xe8, 0x4001}, 0x1c3}], 0x3, 0x80) connect$inet6(r6, &(0x7f000000cfe4)={0xa, 0x4e20, 0x807}, 0x1c) socket$inet6(0xa, 0x2, 0x0) ioctl$DRM_IOCTL_SET_MASTER(r1, 0x641e) [ 377.819882] cgroup: cgroup_addrm_files: failed to add stat, err=-12 2018/03/31 00:57:30 executing program 7: r0 = socket$inet6(0xa, 0x3, 0x1) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r0, &(0x7f000052f000)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x7}, 0x1c) socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f0000000080)=ANY=[@ANYBLOB="00000094803a0200"], 0x8) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000c9af18)={{{@in=@rand_addr, @in6=@dev={0xfe, 0x80}}}, {{@in6}, 0x0, @in6=@ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}}}, 0xe8) sendmsg(r0, &(0x7f00000024c0)={0x0, 0x0, &(0x7f0000002400)}, 0x0) 2018/03/31 00:57:30 executing program 6: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000001c0)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000ee3fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) ioctl$EVIOCGMTSLOTS(0xffffffffffffffff, 0x8040450a, &(0x7f0000013000)) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x0, 0x0) ioctl$EVIOCGPROP(0xffffffffffffffff, 0x80404509, &(0x7f0000000080)=""/183) close(r1) ioctl$PIO_UNIMAP(r1, 0x4b67, &(0x7f0000000200)={0x4, &(0x7f0000000180)=[{0x87, 0x1}, {0x2, 0x1}, {0xfffffffffffffff9, 0x81}, {0x100, 0x7}]}) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000540)={{{@in6=@ipv4={[], [], @dev}, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in6=@loopback}}, &(0x7f0000000300)=0xe8) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f00000003c0)=r2) syz_genetlink_get_family_id$ipvs(&(0x7f0000000280)='IPVS\x00') ioctl$sock_ipx_SIOCIPXCFGDATA(r1, 0x89e2, &(0x7f0000000440)) getsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f0000000000)=0x6, &(0x7f00000002c0)=0x2) sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000380)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100020}, 0xc, &(0x7f0000000340)={&(0x7f0000000640)=ANY=[@ANYBLOB="780000007b3ede1a7e0a93621c0fa3adc25524ba0958d20a51251e3066ceee5f6294df57d44b5f3b253b246a9cef1b283c0418c7cfcf9bc66570bb110e6c6095b4ee459c472e6486390b6cd3edeb529c743bf88c63935e53d7e511d9f1d1c1cc242e33c90c8c102668780c3dccbe790a2fce57dc5e88663549e5c26b8ee38f31f7d6fe41a226ab273a89cd513e2c5a02879b5f82eac541405a752fc6eb463ddd10efe88b9b1d90b255572c29885c8800b06b1b710f", @ANYBLOB="000229bd700009000000010000000800050005000000180002001400010000000000000000000000000000000001080004002f0000000800050002000000340002000800c3000600000008000300030000000800090005000000080007000100000008000b000200000008000400ff070000b66a682a3426c309fb698c1346"], 0x2}, 0x1, 0x0, 0x0, 0x4}, 0x4040) bind$vsock_dgram(r1, &(0x7f0000000140)={0x28, 0x0, 0xffffffff, @any=0xffffffff}, 0x10) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000400)=0x0) ftruncate(r0, 0x2) prlimit64(r3, 0xe, 0x0, 0x0) 2018/03/31 00:57:30 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f0000002900)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) shutdown(r0, 0x0) sendto$inet6(r0, &(0x7f0000925000)="e0", 0x1, 0x0, &(0x7f0000bb6000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000489ff8)={0x9, 0x7fff}, 0x31a) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000000)=0x9, 0x4) pipe(&(0x7f0000000040)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000080), &(0x7f00000000c0)=0x4) close(r0) 2018/03/31 00:57:30 executing program 0 (fault-call:10 fault-nth:44): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) [ 377.989319] FAULT_INJECTION: forcing a failure. [ 377.989319] name failslab, interval 1, probability 0, space 0, times 0 [ 378.000896] CPU: 1 PID: 23188 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 378.008271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.017634] Call Trace: [ 378.020234] dump_stack+0x194/0x24d [ 378.023879] ? arch_local_irq_restore+0x53/0x53 [ 378.028573] should_fail+0x8c0/0xa40 [ 378.032404] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.036207] bond0: ip6gretap0 is up - this may be due to an out of date ifenslave [ 378.037610] ? kernfs_add_one+0x50/0x450 [ 378.037624] ? rb_first_postorder+0xa0/0xa0 [ 378.037637] ? kernfs_add_one+0x50/0x450 [ 378.057856] ? trace_event_raw_event_lock+0x340/0x340 [ 378.063064] ? trace_hardirqs_off+0x10/0x10 [ 378.067409] ? find_held_lock+0x35/0x1d0 [ 378.071495] ? __lock_is_held+0xb6/0x140 [ 378.074345] bond0: ip6gretap0 is up - this may be due to an out of date ifenslave [ 378.075576] ? check_same_owner+0x320/0x320 [ 378.075595] ? lock_downgrade+0x980/0x980 [ 378.075613] ? rcu_note_context_switch+0x710/0x710 [ 378.096616] should_failslab+0xec/0x120 [ 378.100589] __kmalloc_track_caller+0x5f/0x760 [ 378.105167] ? string+0x180/0x200 [ 378.108607] ? kstrdup_const+0x39/0x50 [ 378.112486] kstrdup+0x39/0x70 [ 378.115666] kstrdup_const+0x39/0x50 [ 378.119400] __kernfs_new_node+0xa2/0x570 [ 378.123543] ? kernfs_dop_revalidate+0x380/0x380 [ 378.128302] ? snprintf+0xc0/0xf0 [ 378.131919] ? vsprintf+0x40/0x40 [ 378.135359] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 378.140277] ? cgroup_file_name+0x1d0/0x1d0 [ 378.144593] kernfs_new_node+0x80/0xe0 [ 378.148472] __kernfs_create_file+0x4b/0x320 [ 378.152870] cgroup_addrm_files+0x3c5/0xa70 [ 378.157187] ? cgroup_file_write+0x710/0x710 [ 378.161602] ? cgroup_idr_replace+0x3f/0x50 [ 378.165915] ? __lock_is_held+0xb6/0x140 [ 378.170070] ? __local_bh_enable_ip+0x121/0x230 [ 378.174730] ? online_css+0x224/0x2e0 [ 378.178522] css_populate_dir+0x198/0x420 [ 378.182661] cgroup_apply_control_enable+0x390/0xbc0 [ 378.187759] ? cgroup_propagate_control+0x570/0x570 [ 378.192854] ? css_populate_dir+0x289/0x420 [ 378.197167] cgroup_mkdir+0x56f/0xfc0 [ 378.200958] ? __lock_is_held+0xb6/0x140 [ 378.205024] ? cgroup_destroy_locked+0x750/0x750 [ 378.209863] ? rcu_read_lock_sched_held+0x108/0x120 [ 378.214867] ? kmem_cache_free+0x258/0x2a0 [ 378.219091] ? set_nlink+0xc1/0x160 [ 378.222707] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 378.227624] ? generic_permission+0x105/0x3c0 [ 378.232289] ? cgroup_destroy_locked+0x750/0x750 [ 378.237209] kernfs_iop_mkdir+0x153/0x1e0 [ 378.241357] vfs_mkdir+0x390/0x600 [ 378.244889] SyS_mkdir+0x220/0x2a0 [ 378.248424] ? SyS_mkdirat+0x2b0/0x2b0 [ 378.252302] ? do_syscall_64+0xb7/0x940 [ 378.256277] ? SyS_mkdirat+0x2b0/0x2b0 [ 378.260153] do_syscall_64+0x281/0x940 [ 378.264038] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 378.269581] ? syscall_return_slowpath+0x550/0x550 [ 378.274499] ? syscall_return_slowpath+0x2ac/0x550 [ 378.279506] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 378.284861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.289702] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 378.294879] RIP: 0033:0x454e79 [ 378.298073] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 378.305776] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 378.313122] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 378.320378] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 378.327637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/03/31 00:57:30 executing program 6: r0 = socket$inet6_sctp(0xa, 0x200000005, 0x84) ioctl$sock_ifreq(r0, 0x40000089f0, &(0x7f0000001380)={"626f6e64300000000000000000f800", @ifru_names='ip6gretap0\x00'}) getpeername(r0, &(0x7f00000011c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f0000000000)=0x80) setsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000001140)={0xfffffffffffffffc, 0x80000000, 0x9, 0xf3f3, 0x5f6, 0x2, 0x328fe9b0}, 0xc) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f00000013c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000001080)=0x2) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f00000010c0)={r2, 0x2}, &(0x7f0000001100)=0x8) setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f00000012c0)={0x7, {{0xa, 0x4e24, 0x7fff, @mcast1={0xff, 0x1, [], 0x1}, 0x7fff}}}, 0x88) getsockopt$bt_BT_POWER(r1, 0x112, 0x9, &(0x7f0000001240)=0xd, &(0x7f0000001280)=0x1) 2018/03/31 00:57:30 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000040)={0x0, 0x0, 0x7}, 0x10) r1 = socket(0xa, 0x800, 0x40) ioctl(r1, 0x8912, &(0x7f0000000240)="c62900000000c88a7c2d6f") getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000140)={0x0}, &(0x7f0000000080)=0x8) r3 = socket$packet(0x11, 0x3, 0x300) r4 = dup2(r0, r1) mq_notify(r4, &(0x7f0000000280)={0x0, 0x5, 0x3, @thr={&(0x7f00000009c0)="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", &(0x7f0000000180)="1f2dec8c60a3ebd5fe628b39c105603bcb5e30d7ff959df745f229f6e642a20638bf6981d30d8ff15ba579bbdc20ed475cf69bcf195d654be5b372f5b6"}}) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000340)={'bcsf0\x00'}) setsockopt$packet_add_memb(r3, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0x6, @random="7c2e1626459d"}, 0x10) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000980)='bcsf0\x00') ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000000)='bcsf0\x00') ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000740)={0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(0xffffffffffffffff, 0x40086424, &(0x7f0000000780)={r5, 0x1}) syz_genetlink_get_family_id$fou(&(0x7f0000000100)='fou\x00') setsockopt$packet_drop_memb(0xffffffffffffffff, 0x107, 0x2, &(0x7f0000000080)={0x0, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0xff54) r6 = socket$inet_smc(0x2b, 0x1, 0x0) getsockname$inet(r6, &(0x7f0000000380)={0x0, 0x0, @multicast2}, &(0x7f0000000540)=0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, "65b96c4000000000000000000400"}, 0xfd07) syz_genetlink_get_family_id$ipvs(&(0x7f0000000500)='IPVS\x00') r7 = socket(0x3, 0x0, 0x7) setsockopt$IP_VS_SO_SET_FLUSH(r6, 0x0, 0x485, 0x0, 0x0) setsockopt$IP_VS_SO_SET_ZERO(r6, 0x0, 0x48f, &(0x7f0000000580)={0xbe, @local={0xac, 0x14, 0x14, 0xaa}, 0x4e21, 0x0, 'lblcr\x00', 0x18, 0x2, 0x4d}, 0x2c) r8 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00', 0x480, 0x42) ioctl$KVM_PPC_ALLOCATE_HTAB(r8, 0xc004aea7, &(0x7f00000001c0)=0x9) ioctl$sock_inet_SIOCSARP(r6, 0x8955, &(0x7f0000000600)={{0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x13}}, {0x1, @link_local={0x1, 0x80, 0xc2}}, 0x24, {0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 'ip6gre0\x00'}) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r8, 0x84, 0x1f, &(0x7f00000003c0)={r2, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x400, 0x200}, 0x90) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f00000004c0)) pwrite64(r7, &(0x7f00000029c0)="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", 0xff7, 0xfffffffbfdfffffc) setsockopt$IP_VS_SO_SET_STARTDAEMON(r6, 0x0, 0x48b, &(0x7f00000005c0)={0x1, 'vcan0\x00', 0x2}, 0x18) 2018/03/31 00:57:30 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:30 executing program 7: r0 = socket$inet(0x10, 0x3, 0xc) r1 = syz_open_dev$audion(&(0x7f0000002a40)='/dev/audio#\x00', 0x5, 0x400000) ioctl$KVM_SET_GUEST_DEBUG(r1, 0x4048ae9b, &(0x7f0000002a80)={0x80000, 0x0, [0x9, 0x0, 0xe60, 0xf311, 0x3ae1, 0x9c8f, 0x3, 0x4]}) sendmsg(r0, &(0x7f0000f18000)={0x0, 0x0, &(0x7f000076dff0)=[{&(0x7f0000c21f67)="240000000104f50000f90000000008000a20faff0900010004e800603300000001ab001f", 0x24}], 0x1}, 0x0) setrlimit(0xf, &(0x7f0000002700)={0x0, 0xffffffffffff6b86}) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000002840)='/dev/sequencer2\x00', 0x40000, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000001240)={0x0, 0x9, 0x3, 0x1}, &(0x7f0000002900)=0x10) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000002940)={r3, @in6={{0xa, 0x4e21, 0x3, @remote={0xfe, 0x80, [], 0xbb}, 0x5}}, 0x1, 0x9, 0x1f, 0x9, 0x82}, &(0x7f0000002a00)=0x98) write$eventfd(r2, &(0x7f0000002880)=0xffffffff, 0x8) socketpair(0xa, 0x80000, 0x80000001, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000040)={0x0}) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000002740)={0x0, 0x5}, &(0x7f0000002780)=0x8) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r4, 0x84, 0x13, &(0x7f00000027c0)={r6, 0x100}, &(0x7f0000002800)=0x8) ioctl$DRM_IOCTL_MAP_BUFS(r4, 0xc0186419, &(0x7f00000024c0)={0x5, &(0x7f00000010c0)=""/97, &(0x7f0000002440)=[{0x5, 0xea, 0x534, &(0x7f0000001140)=""/234}, {0x7fffffff, 0x34, 0x6, &(0x7f00000028c0)=""/52}, {0x6, 0xd1, 0x0, &(0x7f0000001280)=""/209}, {0x8, 0x81, 0xd109, &(0x7f0000001380)=""/129}, {0x2, 0x1000, 0x1, &(0x7f0000001440)=""/4096}]}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r4, 0x84, 0x70, &(0x7f0000002500)={0x0, @in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x1}}, [0xffffffff, 0x80, 0x3, 0x8, 0x96, 0x1000, 0x1, 0x1, 0x5af, 0x7, 0x7, 0x81, 0x80000000, 0x0, 0x80000001]}, &(0x7f0000002600)=0x100) r8 = syz_genetlink_get_family_id$ipvs(&(0x7f0000002b40)='IPVS\x00') sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000002c00)={&(0x7f0000002b00)={0x10, 0x0, 0x0, 0x1004}, 0xc, &(0x7f0000002bc0)={&(0x7f0000002b80)={0x1c, r8, 0x200, 0x70bd28, 0x25dfdbfb, {0x8}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000}, 0x1) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000002680)={r7, 0x1c, &(0x7f0000002640)=[@in6={0xa, 0x4e20, 0x20, @local={0xfe, 0x80, [], 0xaa}, 0x3}]}, &(0x7f00000026c0)=0x10) ioctl$DRM_IOCTL_GET_SAREA_CTX(r4, 0xc010641d, &(0x7f0000001080)={r5, &(0x7f0000000080)=""/4096}) [ 378.334899] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000002c [ 378.342395] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/03/31 00:57:30 executing program 6: io_setup(0x23, &(0x7f0000000140)=0x0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/self/net/pfkey\x00', 0x145000, 0x0) io_cancel(r0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x6, 0x8001, r1, &(0x7f00000001c0)="ec7994ac2d7601887c54d4498db04890efd21473ed05b4eb4dd3ef8cdb961c40faeb5136b6224ee43a3390e80660b196436fc6b202e13e6f6474c802392fe3b4b90a302307e66473e87d62a58cd3472b3d58af824522fdc0bdacae4860e2c8b0fef6b4a9fb05b60bd289284409e32982e6221f3dafbcff585f00fcaa82098c08818513d3561a60bcca5e1e534808d211c8f38c33503288419034df5be0cfdca7baf3bac0446cc6f4edc81ec83c09b6ce773dcf2b89784a6f8ce64d50dd63025a470356851dbbe0abe36a", 0xca, 0xfffffffffffffffe, 0x0, 0x1, r2}, &(0x7f0000000340)) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r2, 0xc0045540, &(0x7f0000000380)=0x7f) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_UNLOCK(r3, 0x4008642b, &(0x7f0000000100)={r4, 0x3}) r5 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0xfffffffffffffffc, 0x400000) ioctl$VHOST_SET_VRING_BASE(r5, 0x4008af12, &(0x7f0000000040)={0x0, 0x40}) mmap(&(0x7f0000006000/0x2000)=nil, 0x2000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r6 = syz_open_dev$sndctrl(&(0x7f0000014fed)='/dev/snd/controlC#\x00', 0x2, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE(r6, 0x40045542, &(0x7f0000007ffc)) 2018/03/31 00:57:30 executing program 0 (fault-call:10 fault-nth:45): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:30 executing program 1: r0 = socket$inet(0x2, 0x1, 0x0) r1 = dup(r0) bind$inet(r0, &(0x7f000012e000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000e9bff0)={0x1, &(0x7f0000f07000)=[{0x6, 0x0, 0x0, 0x101}]}, 0x10) connect$inet(r0, &(0x7f0000987000)={0x2, 0x4e23}, 0x10) sendto$inet(r0, &(0x7f00002e8f1e)="96427feebcc603c266d2a2c2da2644124066d6c52746a66fd07a4a9370b924b494651c3febca0be535e0f30bbafe65b8b859d6696b208f558b002bbc2366429da28cdb97727474f32fcce772ce439a1b5785bb74b8040705191a3d28e775b402a04cdf7881cf1c80eb042835db0e8c24fd0e3c0f396da612f44d9999de32f883521dfa4593a5772e19b5c0c27ace555870d7fe3a1819c614a8d9447cfa592c236d96bf255bf3966b0c1c34711ce489df2032a31902ae0742b79d7334ef248790fa0e3787e4b945215cddc03c4f384e6815bab43d34b8c04eb06ff00f10743a0e25f6", 0xe2, 0x0, &(0x7f0000000180)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) sendto$inet(r1, &(0x7f0000386fa0)='\x00', 0x1, 0x1, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e21, @broadcast=0xffffffff}}, 0x100, 0x80, 0x401, 0x800, 0x4}, &(0x7f0000000140)=0x98) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000340)) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000002c0)={r2, 0x1c, &(0x7f0000000280)=[@in6={0xa, 0x4e21, 0x7f, @mcast2={0xff, 0x2, [], 0x1}, 0x401}]}, &(0x7f0000000300)=0x10) fcntl$getownex(r1, 0x10, &(0x7f0000000380)={0x0, 0x0}) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000003c0)=0x0) tgkill(r3, r4, 0x4) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000266ffc), 0x4) sendmsg$netlink(r1, &(0x7f0000009800)={&(0x7f0000000000)=@proc={0x10}, 0xc, &(0x7f0000009240)=[{&(0x7f0000009100)={0x10}, 0x10}], 0x1, &(0x7f0000009740)}, 0x0) recvfrom$inet6(r1, &(0x7f000034e000)=""/239, 0xef, 0x0, &(0x7f0000276fe4)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}}, 0x1c) setsockopt$inet_int(r1, 0x0, 0x6, &(0x7f0000000040)=0x6, 0x4) recvfrom$inet6(r1, &(0x7f00000001c0)=""/159, 0x9f, 0x0, 0x0, 0x0) [ 378.478572] IPVS: set_ctl: invalid protocol: 190 172.20.20.170:20001 lblcr [ 378.514646] FAULT_INJECTION: forcing a failure. [ 378.514646] name failslab, interval 1, probability 0, space 0, times 0 [ 378.526223] CPU: 0 PID: 23212 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 378.533652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.543010] Call Trace: [ 378.545618] dump_stack+0x194/0x24d [ 378.549264] ? arch_local_irq_restore+0x53/0x53 [ 378.553952] ? lock_release+0xa40/0xa40 [ 378.557941] should_fail+0x8c0/0xa40 [ 378.561667] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 378.566780] ? kernfs_add_one+0x50/0x450 [ 378.570857] ? rb_first_postorder+0xa0/0xa0 [ 378.575190] ? kernfs_add_one+0x50/0x450 [ 378.579263] ? save_stack+0x43/0xd0 [ 378.582887] ? kasan_kmalloc+0xad/0xe0 [ 378.586772] ? trace_hardirqs_off+0x10/0x10 [ 378.589636] IPVS: set_ctl: invalid protocol: 190 172.20.20.170:20001 lblcr [ 378.591140] ? find_held_lock+0x35/0x1d0 [ 378.591156] ? __lock_is_held+0xb6/0x140 [ 378.591176] ? check_same_owner+0x320/0x320 [ 378.591186] ? lock_downgrade+0x980/0x980 [ 378.591199] ? rcu_note_context_switch+0x710/0x710 [ 378.610469] netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'. [ 378.610621] should_failslab+0xec/0x120 [ 378.628315] netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'. [ 378.632379] __kmalloc_track_caller+0x5f/0x760 [ 378.632393] ? string+0x180/0x200 [ 378.632403] ? kstrdup_const+0x39/0x50 [ 378.632414] kstrdup+0x39/0x70 [ 378.632424] kstrdup_const+0x39/0x50 [ 378.632435] __kernfs_new_node+0xa2/0x570 [ 378.632445] ? kernfs_dop_revalidate+0x380/0x380 [ 378.632458] ? snprintf+0xc0/0xf0 [ 378.632469] ? vsprintf+0x40/0x40 [ 378.675429] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 378.680370] ? cgroup_file_name+0x1d0/0x1d0 [ 378.684710] kernfs_new_node+0x80/0xe0 [ 378.688617] __kernfs_create_file+0x4b/0x320 [ 378.693052] cgroup_addrm_files+0x3c5/0xa70 [ 378.699217] ? cgroup_file_write+0x710/0x710 [ 378.703652] ? cgroup_idr_replace+0x3f/0x50 [ 378.707980] ? __lock_is_held+0xb6/0x140 [ 378.712047] ? __local_bh_enable_ip+0x121/0x230 [ 378.716717] ? online_css+0x224/0x2e0 [ 378.720520] css_populate_dir+0x198/0x420 [ 378.724674] cgroup_apply_control_enable+0x390/0xbc0 [ 378.729799] ? cgroup_propagate_control+0x570/0x570 [ 378.734827] ? css_populate_dir+0x289/0x420 [ 378.739156] cgroup_mkdir+0x56f/0xfc0 [ 378.742959] ? __lock_is_held+0xb6/0x140 [ 378.747032] ? cgroup_destroy_locked+0x750/0x750 [ 378.751788] ? rcu_read_lock_sched_held+0x108/0x120 [ 378.756806] ? kmem_cache_free+0x258/0x2a0 [ 378.761047] ? set_nlink+0xc1/0x160 [ 378.764676] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 378.769603] ? generic_permission+0x105/0x3c0 [ 378.774187] ? cgroup_destroy_locked+0x750/0x750 [ 378.778949] kernfs_iop_mkdir+0x153/0x1e0 [ 378.783097] vfs_mkdir+0x390/0x600 [ 378.786635] SyS_mkdir+0x220/0x2a0 [ 378.790182] ? SyS_mkdirat+0x2b0/0x2b0 [ 378.794073] ? do_syscall_64+0xb7/0x940 [ 378.798052] ? SyS_mkdirat+0x2b0/0x2b0 [ 378.801941] do_syscall_64+0x281/0x940 [ 378.805838] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 378.811375] ? syscall_return_slowpath+0x550/0x550 [ 378.816309] ? syscall_return_slowpath+0x2ac/0x550 [ 378.821245] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 378.826624] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.831497] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 378.836691] RIP: 0033:0x454e79 [ 378.839884] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 378.847597] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 378.854870] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 378.862912] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 378.870193] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 378.877463] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000002d [ 378.884958] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/03/31 00:57:31 executing program 2: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x4, 0x200942) ioctl$TUNSETSNDBUF(r1, 0x400454d4, &(0x7f00000000c0)=0x40) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000180)={0x0, @in={{0x2, 0x4e21, @multicast1=0xe0000001}}, 0x7, 0x7, 0x8, 0x7ff, 0x4}, &(0x7f0000000240)=0x98) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000280)={r2, 0x8001}, &(0x7f00000002c0)=0x8) r3 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x2) connect$bt_l2cap(r0, &(0x7f0000000100)={0x1f, 0x7, {0xfff, 0x6, 0x80000001, 0x1, 0x400, 0x1000}, 0x80000000, 0x6}, 0xe) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000003c0)={"6966623000faffffffffffffff00", 0x2691d0877f1cca97}) r4 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r3, &(0x7f0000000080)=ANY=[@ANYBLOB="00000000000000000000000010000001080006040000000000000000e0000001aaaaaaaaaaaaac1414aa"], 0x2a) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, r4) 2018/03/31 00:57:31 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:31 executing program 6: capset(&(0x7f0000000000)={0x20080522}, &(0x7f0000000040)) syz_fuseblk_mount(&(0x7f00007da000)='./file0\x00', &(0x7f00007cdff2)='./file0/file1\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/03/31 00:57:31 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000140)='net/ip6_flowlabel\x00') eventfd2(0x0, 0x0) connect(0xffffffffffffffff, &(0x7f00000000c0)=@hci={0x1f}, 0x80) sendfile(0xffffffffffffffff, r0, &(0x7f0000000080), 0x10ed5b) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000440)) r1 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/loop-control\x00', 0x0, 0x0) r2 = ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82) ioctl$LOOP_CTL_REMOVE(r1, 0x4c81, r2) socket$inet(0x2, 0x0, 0xfffffffffffffff8) ioctl$LOOP_CTL_GET_FREE(r1, 0x4c82) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) truncate(&(0x7f0000000340)='./file0\x00', 0x0) sendmsg$nl_generic(r0, &(0x7f00000002c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20001441}, 0xc, &(0x7f0000000280)={&(0x7f0000000680)=ANY=[@ANYBLOB="055b09899a3029ee050004536c2600000c616a3000000098bfb5b8dbf1a26d333576d9a55fbfa80888bc8ac7dca418d596cb8545"], 0x1}, 0x1, 0x0, 0x0, 0x4015}, 0x0) write(0xffffffffffffffff, &(0x7f0000000180), 0x0) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x0) readahead(0xffffffffffffffff, 0x1244, 0xffffffffffffff64) openat(0xffffffffffffffff, &(0x7f0000000380)='./file0\x00', 0x0, 0x5) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r3, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) ioctl$VHOST_SET_MEM_TABLE(r3, 0x4008af03, &(0x7f0000336f58)) ioctl$VHOST_SET_VRING_ADDR(r3, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x0, &(0x7f00003acf97)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f000017d000)=""/199}) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000cef000)={0x1, 0x0, &(0x7f000062a000)=""/167, &(0x7f0000aac000)=""/21, &(0x7f00002fdf52)=""/174}) ioctl$VHOST_SET_VRING_BASE(r3, 0x4008af12, &(0x7f00000000c0)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x0, 0x0) r4 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$restrict_keyring(0x1d, r4, 0x0, 0x0) socket$vsock_dgram(0x28, 0x2, 0x0) 2018/03/31 00:57:31 executing program 7: r0 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x5, 0x4000) sendto$llc(r0, &(0x7f0000000040)="237d1ea30c85c0642cff7c10c1bfacbb5d1f5ed9e7c6391845b7ff1c1791fb0b390a47e3e7ddfd1dbdafa152efc9971643577cdbcb283cb11bce49959445c837c549a6ba404fcd78686f11b1cc729e12efcc9bfebe66d194d7da8ec0fed323bf26adc63e55c424f2ff95f1fdc6adfc1b20c7248c8d76f72a5e5b3ff0fc01226e9319dc3c6984f03a81eb1b92d430b448fc977e63b5a5a09c76124cc33998c5f4787427ecf0a3fce29c28bbd2a9a79944", 0xb0, 0x10, &(0x7f0000000100)={0x1a, 0x0, 0x101, 0x1f, 0x7, 0x10001, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x18}}, 0x10) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) setsockopt$IP_VS_SO_SET_TIMEOUT(r0, 0x0, 0x48a, &(0x7f0000000140)={0x9, 0x7f, 0x7}, 0xc) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000200)=@mangle={'mangle\x00', 0x1f, 0x6, 0x988, 0x0, 0x4d8, 0x4d8, 0x138, 0x338, 0x8b8, 0x8b8, 0x8b8, 0x8b8, 0x8b8, 0x6, &(0x7f0000000180), {[{{@uncond, 0x0, 0xf0, 0x138, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x2}}]}, @SNPT={0x48, 'SNPT\x00', 0x0, {@ipv4=@dev={0xac, 0x14, 0x14, 0x16}, @ipv6=@local={0xfe, 0x80, [], 0xaa}, 0xb, 0x7, 0x6a}}}, {{@ipv6={@mcast1={0xff, 0x1, [], 0x1}, @loopback={0x0, 0x1}, [0x0, 0xff0000ff, 0xffffffff, 0xff000000], [0x0, 0xffffffff, 0x0, 0xffffffff], 'ip6_vti0\x00', 'bcsf0\x00', {}, {0xff}, 0x73, 0x400, 0x1, 0x21}, 0x0, 0x1b8, 0x200, 0x0, {}, [@common=@ah={0x30, 'ah\x00', 0x0, {0x4d4, 0x4d6, 0x7fff, 0x5, 0x2}}, @common=@unspec=@conntrack2={0xc0, 'conntrack\x00', 0x2, {{@ipv4=@remote={0xac, 0x14, 0x14, 0xbb}, [0xffffffff, 0xff000000, 0xff000000], @ipv4=@rand_addr=0x7, [0x0, 0xffffffff, 0xff, 0xff000000], @ipv6=@local={0xfe, 0x80, [], 0xaa}, [0xff000000, 0xff000000, 0xffffffff, 0xffffffff], @ipv6=@dev={0xfe, 0x80, [], 0xc}, [0x0, 0xff0000ff], 0x5, 0x8, 0x0, 0x4e23, 0x4e22, 0x4e21, 0x4e21, 0x1, 0x3402}, 0x40}}]}, @SNPT={0x48, 'SNPT\x00', 0x0, {@ipv6=@mcast2={0xff, 0x2, [], 0x1}, @ipv6=@loopback={0x0, 0x1}, 0x1e, 0x3, 0x7}}}, {{@ipv6={@mcast1={0xff, 0x1, [], 0x1}, @loopback={0x0, 0x1}, [0xff0000ff, 0xff000000, 0xffffffff, 0xff000000], [0xff000000, 0x7992c566a2c8449f], 'syzkaller1\x00', 'bridge0\x00', {0xff}, {0xff}, 0x0, 0x8, 0x4, 0x20}, 0x0, 0x160, 0x1a0, 0x0, {}, [@common=@unspec=@physdev={0x98, 'physdev\x00', 0x0, {'rose0\x00', {0xff}, 'bridge0\x00', {}, 0x8, 0x2}}]}, @inet=@TPROXY1={0x40, 'TPROXY\x00', 0x1, {0x1, 0x100, @ipv6=@loopback={0x0, 0x1}, 0x4e20}}}, {{@ipv6={@mcast2={0xff, 0x2, [], 0x1}, @dev={0xfe, 0x80, [], 0xf}, [0xffffff00, 0x0, 0xffffffff], [0xff, 0xffffffff, 0xff, 0xffffffff], 'vcan0\x00', 'gre0\x00', {0xff}, {}, 0x5c, 0x7, 0x4, 0x4}, 0x0, 0x120, 0x190, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0xa}}, @common=@unspec=@mac={0x30, 'mac\x00', 0x0, {@link_local={0x1, 0x80, 0xc2}, 0x1}}]}, @common=@unspec=@NFLOG={0x70, 'NFLOG\x00', 0x0, {0x1, 0x6, 0x93fe, 0x0, 0x0, "2f771b136d38cb635e29e615b66470ee754a2b9b8efeb6197f0a0128a3aac5cb770228b99f2e68a39afe5eb2d495be963faa4991c749848048615584c1722276"}}}, {{@uncond, 0x0, 0x228, 0x250, 0x0, {}, [@common=@rt={0x138, 'rt\x00', 0x0, {0x4, 0x9, 0x7ff, 0x0, 0x1, 0x4, [@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @remote={0xfe, 0x80, [], 0xbb}, @remote={0xfe, 0x80, [], 0xbb}, @mcast1={0xff, 0x1, [], 0x1}, @remote={0xfe, 0x80, [], 0xbb}, @dev={0xfe, 0x80, [], 0x15}, @remote={0xfe, 0x80, [], 0xbb}, @remote={0xfe, 0x80, [], 0xbb}, @remote={0xfe, 0x80, [], 0xbb}, @mcast1={0xff, 0x1, [], 0x1}, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, @local={0xfe, 0x80, [], 0xaa}, @dev={0xfe, 0x80, [], 0x19}], 0xf}}, @inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x8}}]}, @inet=@TOS={0x28, 'TOS\x00', 0x0, {0x71afde59, 0x52}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x9e8) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000c40)=@raw={'raw\x00', 0x9, 0x3, 0x2b0, 0xf8, 0xffffffff, 0xffffffff, 0xf8, 0xffffffff, 0x1e0, 0xffffffff, 0xffffffff, 0x1e0, 0xffffffff, 0x3, &(0x7f0000000c00), {[{{@uncond, 0x0, 0xc8, 0xf8}, @common=@unspec=@CONNMARK={0x30, 'CONNMARK\x00', 0x1, {0x8b, 0x1, 0x6, 0x3}}}, {{@uncond, 0x0, 0xc8, 0xe8}, @unspec=@TRACE={0x20, 'TRACE\x00'}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x310) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000f80)={@remote={0xfe, 0x80, [], 0xbb}, 0x1ff, 0x0, 0x3, 0x4, 0x0, 0x4, 0x9}, &(0x7f0000000fc0)=0x20) r1 = syz_open_dev$adsp(&(0x7f0000001000)='/dev/adsp#\x00', 0x400, 0x300) syz_genetlink_get_family_id$ipvs(&(0x7f0000001040)='IPVS\x00') ioctl$VT_RELDISP(r0, 0x5605) flistxattr(r0, &(0x7f0000001080)=""/40, 0x28) r2 = accept4$inet(r0, 0x0, &(0x7f00000010c0), 0x80800) setsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000001100)=0x6, 0x4) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f0000001140)={0x0, 0x57, "d40df486e9bace9fe9e491ebb2352194030f8a1ac1d812c8ee251a86f75d1093ab7d1363f845b7550b7cf9a614820bd94d3489c630feb70a7870914b7329532f0fc2c2319de738d6bdf38f5def8ff5da21f0aea67e0307"}, &(0x7f00000011c0)=0x5f) setsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000001200)={r3, 0x8}, 0x8) r4 = socket$nl_generic(0x10, 0x3, 0x10) accept$ipx(r0, &(0x7f0000001240), &(0x7f0000001280)=0x10) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001300)={0x0, 0x0}, &(0x7f0000001340)=0xc) sendmsg$nl_xfrm(r1, &(0x7f0000001440)={&(0x7f00000012c0)={0x10, 0x0, 0x0, 0x1080}, 0xc, &(0x7f0000001400)={&(0x7f0000001380)=@delpolicy={0x6c, 0x14, 0x710, 0x70bd2a, 0x25dfdbfb, {{@in6=@mcast2={0xff, 0x2, [], 0x1}, @in, 0x4e23, 0x8, 0x4e22, 0x5, 0xa, 0x80, 0x80, 0x33, 0x0, r6}, 0x1}, [@coaddr={0x14, 0xe, @in6=@mcast2={0xff, 0x2, [], 0x1}}, @tfcpad={0x8, 0x16, 0x6}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40000c1}, 0x8000) kcmp(r5, r5, 0x6, r4, r2) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000001480)={r3, @in6={{0xa, 0x6, 0x3ff, @mcast2={0xff, 0x2, [], 0x1}, 0x1}}, 0xfffffffffffffffe, 0x6}, &(0x7f0000001540)=0x90) syz_mount_image$jfs(&(0x7f0000001580)='jfs\x00', &(0x7f00000015c0)='./file0\x00', 0xffff, 0x2, &(0x7f00000016c0)=[{&(0x7f0000001600)="36e883cb173bdac246f3990e28b79fa9b91186638393796ef221c6d01c102a72405e45a15dc745dad0ff53515412b2ea6079c01d982f34e2de51638348276ce58dff26fb8bb3f2faf0974c224e754f74676bfaa9da5bfdfadfc99a0e93ba2fdb592ad908bb816501ed11ceb1b4095cc36e82b8", 0x73, 0x7}, {&(0x7f0000001680)="6bccaf52deae24d7b665afb3be06b48631e21930c9fc45e98bc61a24a7e87f4d69766a32d257b3126787ad", 0x2b, 0x7fff}], 0x800000, &(0x7f0000001700)={[{@nodiscard='nodiscard', 0x2c}, {@noquota='noquota', 0x2c}, {@integrity='integrity', 0x2c}, {@grpquota='grpquota', 0x2c}, {@uid={'uid', 0x3d, [0x35, 0x0, 0x31, 0x3f, 0x7c]}, 0x2c}, {@nointegrity='nointegrity', 0x2c}]}) recvmmsg(r4, &(0x7f00000032c0)=[{{&(0x7f0000001780)=@hci, 0x80, &(0x7f0000001b40)=[{&(0x7f0000001800)=""/73, 0x49}, {&(0x7f0000001880)=""/131, 0x83}, {&(0x7f0000001940)=""/107, 0x6b}, {&(0x7f00000019c0)=""/114, 0x72}, {&(0x7f0000001a40)=""/73, 0x49}, {&(0x7f0000001ac0)=""/72, 0x48}], 0x6, &(0x7f0000001bc0)=""/139, 0x8b, 0x4}, 0x3}, {{0x0, 0x0, &(0x7f0000002d40)=[{&(0x7f0000001c80)=""/4096, 0x1000}, {&(0x7f0000002c80)=""/163, 0xa3}], 0x2, &(0x7f0000002d80)=""/127, 0x7f, 0x3}, 0x9}, {{&(0x7f0000002e00)=@can={0x0, 0x0}, 0x80, &(0x7f0000003200)=[{&(0x7f0000002e80)=""/50, 0x32}, {&(0x7f0000002ec0)=""/215, 0xd7}, {&(0x7f0000002fc0)=""/214, 0xd6}, {&(0x7f00000030c0)=""/168, 0xa8}, {&(0x7f0000003180)=""/127, 0x7f}], 0x5, &(0x7f0000003280), 0x0, 0x8}, 0x5}], 0x3, 0x2000, 0x0) sendmsg$nl_route(r1, &(0x7f0000003440)={&(0x7f0000001740)={0x10, 0x0, 0x0, 0x8000000c}, 0xc, &(0x7f0000003400)={&(0x7f0000003380)=@mpls_delroute={0x78, 0x19, 0x0, 0x70bd25, 0x25dfdbff, {0x1c, 0x90, 0x80, 0x0, 0xfe, 0x0, 0x0, 0xa, 0x200}, [@RTA_TTL_PROPAGATE={0x8, 0x1a, 0x8}, @RTA_TTL_PROPAGATE={0x8, 0x1a}, @RTA_DST={0x8, 0x1, [{0x5, 0x0, 0x9, 0x1}]}, @RTA_DST={0x8, 0x1, [{0xffffffffffffff01, 0x8, 0x0, 0x5}]}, @RTA_TTL_PROPAGATE={0x8, 0x1a, 0x2}, @RTA_TTL_PROPAGATE={0x8, 0x1a, 0x2}, @RTA_DST={0x1c, 0x1, [{0xff, 0x3, 0x2, 0x2}, {0x7, 0x2, 0x80, 0x3}, {0x1f, 0x15f, 0x7}, {0x8, 0x3, 0x15e3, 0x6}, {0x3, 0x400, 0x3140000, 0x313}, {0x9, 0x4, 0x1000, 0x4}]}, @RTA_TTL_PROPAGATE={0x8, 0x1a}, @RTA_OIF={0x8, 0x4, r7}]}, 0x78}, 0x1, 0x0, 0x0, 0x10}, 0x0) getpeername$inet6(r0, &(0x7f0000003480)={0x0, 0x0, 0x0, @loopback}, &(0x7f00000034c0)=0x1c) ioctl$KDGETLED(r0, 0x4b31, &(0x7f0000003500)) ioctl$KVM_RUN(r1, 0xae80, 0x0) syncfs(r2) ioctl$KVM_CREATE_DEVICE(r0, 0xc00caee0, &(0x7f0000003540)={0x6, r1, 0x1}) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f0000003580)={0x1, 0x5, [@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xf}]}) 2018/03/31 00:57:31 executing program 5: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rtc\x00', 0x40800, 0x0) sendmsg$key(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000180)=ANY=[@ANYPTR64=&(0x7f0000000400)=ANY=[@ANYPTR=&(0x7f00000000c0)=ANY=[@ANYRES16=r0, @ANYRES32=r0, @ANYPTR64, @ANYRES64=r0, @ANYPTR, @ANYPTR64, @ANYRES32, @ANYRES64=r0, @ANYRES32=r0], @ANYRES64, @ANYBLOB="9bbe6b673ce6207ede3513b616e18c5df78d226a956cc6f872848408f52c1cde3e34716a675968e9bd4f78a8e3b6b37e151a5018dc84bad3060b2e75f0a739a132f14f399a4f68581156dba7c431576c352c1e98145879f1bfd3", @ANYPTR64=&(0x7f00000002c0)=ANY=[@ANYPTR64, @ANYBLOB="c7d7f5e23543bb0a6dc206424dfabf39c9c18ecc587e34370742a26211312b66f0732a4765ad1e37f6e47d17db30b60a4b5f472f62a15faec8304f625ca4fa378091e9061585abe39c07d55c872df6b661b50702ce967d5b8819a4e5d125a39a361dacc11dc86593ed908819144939d7fec76a5c991a86584072da098f8d5327fcc7d6404a80bc4767af334d0fb4608a49e27e715c1c614fd6e180beda5e0e91c545da34b61fbb6dbc9a71c79584581f456d2bdd381567049dcd1d4f4767e8fb43ae2101b4a4c45511aef1432710b73972c42c5fe270da678ce55a2a41259ac25544bb522d85cddfc5c5c4202116f765b098", @ANYPTR, @ANYRES64=r0, @ANYPTR64], @ANYPTR, @ANYPTR=&(0x7f0000000140)=ANY=[@ANYBLOB="a08360c6502d44b456573d761cd920aafca6cada08a28929382e41d3d9437a51", @ANYRES32=r0]]], 0x8}, 0x1}, 0x80) r1 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x1ec) sendmsg$key(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)={0x2, 0xa, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) socket$nl_route(0x10, 0x3, 0x0) 2018/03/31 00:57:31 executing program 3: r0 = socket(0x10, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000706fd8)={'syz_tun\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000f72fc8)={&(0x7f00008d4000)={0x10}, 0xc, &(0x7f00002c9ff0)={&(0x7f000041d000)=ANY=[@ANYBLOB="1c0000005200fd000000000000658de92e8915ee00e3191c", @ANYRES32=r1], 0x1c}, 0x1}, 0x0) 2018/03/31 00:57:31 executing program 0 (fault-call:10 fault-nth:46): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:31 executing program 6: openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) [ 379.058725] FAULT_INJECTION: forcing a failure. [ 379.058725] name failslab, interval 1, probability 0, space 0, times 0 [ 379.070176] CPU: 1 PID: 23243 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 379.077546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.086909] Call Trace: [ 379.089516] dump_stack+0x194/0x24d [ 379.093165] ? arch_local_irq_restore+0x53/0x53 [ 379.097863] should_fail+0x8c0/0xa40 [ 379.101607] ? kstrdup+0x39/0x70 [ 379.104992] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 379.110108] ? cgroup_apply_control_enable+0x390/0xbc0 [ 379.115397] ? kernfs_iop_mkdir+0x153/0x1e0 [ 379.119726] ? vfs_mkdir+0x390/0x600 [ 379.123450] ? SyS_mkdir+0x220/0x2a0 [ 379.127188] ? do_syscall_64+0x281/0x940 [ 379.131272] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 379.136653] ? find_held_lock+0x35/0x1d0 [ 379.140748] ? find_held_lock+0x35/0x1d0 [ 379.144826] ? __lock_is_held+0xb6/0x140 [ 379.148905] ? check_same_owner+0x320/0x320 [ 379.153230] ? rcu_note_context_switch+0x710/0x710 [ 379.158161] ? rcu_read_lock_sched_held+0x108/0x120 [ 379.163183] should_failslab+0xec/0x120 [ 379.167153] kmem_cache_alloc+0x47/0x760 [ 379.171203] ? memcpy+0x45/0x50 [ 379.174490] ? kstrdup+0x59/0x70 [ 379.177862] __kernfs_new_node+0xe2/0x570 [ 379.182013] ? kernfs_dop_revalidate+0x380/0x380 [ 379.186775] ? snprintf+0xc0/0xf0 [ 379.190221] ? vsprintf+0x40/0x40 [ 379.193665] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 379.198593] ? cgroup_file_name+0x1d0/0x1d0 [ 379.202915] kernfs_new_node+0x80/0xe0 [ 379.206799] __kernfs_create_file+0x4b/0x320 [ 379.211206] cgroup_addrm_files+0x3c5/0xa70 [ 379.215525] ? cgroup_file_write+0x710/0x710 [ 379.219931] ? cgroup_idr_replace+0x3f/0x50 [ 379.224254] ? __lock_is_held+0xb6/0x140 [ 379.228315] ? __local_bh_enable_ip+0x121/0x230 [ 379.232977] ? online_css+0x224/0x2e0 [ 379.236771] css_populate_dir+0x198/0x420 [ 379.240914] cgroup_apply_control_enable+0x390/0xbc0 [ 379.246037] ? cgroup_propagate_control+0x570/0x570 [ 379.251055] ? css_populate_dir+0x289/0x420 [ 379.255375] cgroup_mkdir+0x56f/0xfc0 [ 379.259166] ? __lock_is_held+0xb6/0x140 [ 379.263232] ? cgroup_destroy_locked+0x750/0x750 [ 379.267995] ? rcu_read_lock_sched_held+0x108/0x120 [ 379.273021] ? kmem_cache_free+0x258/0x2a0 [ 379.277257] ? set_nlink+0xc1/0x160 [ 379.280878] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 379.285799] ? generic_permission+0x105/0x3c0 [ 379.290304] ? cgroup_destroy_locked+0x750/0x750 [ 379.295062] kernfs_iop_mkdir+0x153/0x1e0 [ 379.299204] vfs_mkdir+0x390/0x600 [ 379.302738] SyS_mkdir+0x220/0x2a0 [ 379.306275] ? SyS_mkdirat+0x2b0/0x2b0 [ 379.310153] ? do_syscall_64+0xb7/0x940 [ 379.314120] ? SyS_mkdirat+0x2b0/0x2b0 [ 379.317996] do_syscall_64+0x281/0x940 [ 379.321879] ? vmalloc_sync_all+0x30/0x30 [ 379.326021] ? _raw_spin_unlock_irq+0x27/0x70 [ 379.330511] ? finish_task_switch+0x1c1/0x7e0 [ 379.335000] ? syscall_return_slowpath+0x550/0x550 [ 379.339924] ? syscall_return_slowpath+0x2ac/0x550 [ 379.344860] ? prepare_exit_to_usermode+0x350/0x350 [ 379.349869] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 379.355237] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.360080] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 379.365261] RIP: 0033:0x454e79 [ 379.368439] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 379.376142] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 379.383405] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 379.390664] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 379.397934] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/03/31 00:57:31 executing program 6: clock_adjtime(0x0, &(0x7f000098cf30)={0xfc95}) r0 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x28c9, 0x40400) ioctl$VT_GETSTATE(r0, 0x5603, &(0x7f0000000040)={0x80000000, 0x400, 0x4}) 2018/03/31 00:57:31 executing program 6: r0 = add_key(&(0x7f0000001240)='big_key\x00', &(0x7f0000001280)={0x73, 0x79, 0x7a}, &(0x7f00000012c0)="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", 0x4d1, 0xfffffffffffffffc) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) keyctl$read(0xb, r0, &(0x7f00000032c0)=""/4096, 0xcdb) [ 379.405195] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000002e [ 379.412732] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/03/31 00:57:32 executing program 0 (fault-call:10 fault-nth:47): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:32 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000004000)='map_files\x00') getdents64(r0, &(0x7f0000000240)=""/32, 0x43ff265b0f9a6646) getdents64(r0, &(0x7f0000000000)=""/77, 0xffffffffffffffa8) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f0000000100)={{&(0x7f0000000080)=""/21, 0x15}, &(0x7f00000000c0)}, 0x20) 2018/03/31 00:57:32 executing program 3: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) bind$packet(r0, &(0x7f0000000240)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6}, 0x14) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f00000002c0)={0x0, 0x3}, 0x4) r1 = socket$nl_xfrm(0x11, 0x3, 0x6) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000380)={'ip_vti0\x00', 0x0}) bind$packet(r1, &(0x7f0000000000)={0x11, 0x19, r2, 0x1, 0x8, 0x6}, 0x14) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f00000002c0)={0x0, 0x3}, 0x2) 2018/03/31 00:57:32 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000000)={0x79}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f0000001140)={"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"}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/03/31 00:57:32 executing program 6: syz_open_dev$mouse(&(0x7f0000000080)='/dev/input/mouse#\x00', 0x0, 0x0) ioctl$TIOCGETD(0xffffffffffffffff, 0x5424, &(0x7f0000000180)) r0 = bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x1, 0x3, &(0x7f0000c91000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x8, 0x57}, [], {0x95}}, &(0x7f0000e6bffc)='GPL\x00', 0x1, 0x333, &(0x7f000000d000)=""/153}, 0x3e) r1 = syz_open_dev$tun(&(0x7f00000002c0)='/dev/net/tun\x00', 0x0, 0xfffe000000000004) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'bpq0\x00\x00\x00\x00\x00\x00\x00 \x00', 0x2}) fcntl$getown(r0, 0x9) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x0, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r2, 0x800448d3, &(0x7f0000000300)={{0x2a3, 0x3, 0x0, 0x1b8b}, 0x0, 0x0, 0x10000000000, 0x3f, 0x9, "ab995a8ec72b911bc16ea1af2284680b15f3ea78dcb5b6c9cd6b4dd77d8dfb99af8a373397ec6d35ada78d153bf046e5bff04c5419a2805796fbf274ef18f22c0411a256c2758a4341f833fad77892fb4e2e2e6a46f2c72a083d5601c76e571b25f6a9ee05c53672b07e536c70c7fbec67bc04b7e9fd430c103af2eb87d21059"}) ioctl$TUNSETFILTEREBPF(r1, 0x800454e1, &(0x7f0000000200)=r0) ioctl$TUNSETFILTEREBPF(r1, 0x800454e1, &(0x7f0000000040)) 2018/03/31 00:57:32 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000f5ffe0)={@dev={0xfe, 0x80}, 0x400, 0x0, 0xff, 0x1}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f00000a1fe0)={@dev={0xfe, 0x80}, 0x400, 0x0, 0xff}, 0x57) 2018/03/31 00:57:32 executing program 7: getpgid(0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f00000004c0)='/proc/self/net/pfkey\x00', 0x18000, 0x0) socket$inet6(0xa, 0x6, 0x7f) getresuid(&(0x7f0000000940), &(0x7f0000000980), &(0x7f00000009c0)) listen(0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000000140)={0x2, 0x0, @loopback=0x7f000001}, 0x10) stat(&(0x7f00000010c0)='./file0\x00', &(0x7f0000000f40)) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000c00)={{{@in=@dev}}, {{@in6=@mcast1}, 0x0, @in6=@mcast2}}, &(0x7f0000000d00)=0xe8) stat(&(0x7f0000000d40)='./file0/file0\x00', &(0x7f0000000d80)) geteuid() getgroups(0x1, &(0x7f0000000e00)=[0xffffffffffffffff]) accept$netrom(0xffffffffffffffff, &(0x7f0000000e40)=@full, &(0x7f0000000ec0)=0x48) openat$vsock(0xffffffffffffff9c, &(0x7f0000000f00)='/dev/vhost-vsock\x00', 0x2, 0x0) accept$inet6(0xffffffffffffff9c, &(0x7f0000002a40)={0x0, 0x0, 0x0, @loopback}, &(0x7f0000002a80)=0x1c) r0 = dup(0xffffffffffffffff) socket$l2tp(0x18, 0x1, 0x1) openat$dsp(0xffffffffffffff9c, &(0x7f0000002ac0)='/dev/dsp\x00', 0x20000, 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00', 0x20200, 0x102) perf_event_open$cgroup(&(0x7f0000002b80)={0x5, 0x70, 0x0, 0x9, 0x8, 0x15, 0x0, 0x8, 0x10800, 0x1, 0x8, 0x4, 0x80, 0x1, 0xfff, 0xffffffffffffff16, 0xff4, 0x9, 0x0, 0xd050, 0x7, 0x0, 0x0, 0x100000000, 0x9, 0x8a, 0x0, 0x0, 0x0, 0x6, 0x100000000, 0x8, 0x100, 0x7, 0x7, 0x74, 0x143, 0x4, 0x0, 0x6, 0x3, @perf_bp={&(0x7f0000002b40)}, 0x1000, 0x0, 0x0, 0x3, 0x1, 0x6, 0xffffffffffffff00}, 0xffffffffffffffff, 0x8, 0xffffffffffffff9c, 0x0) accept4$bt_l2cap(r0, &(0x7f0000000040), &(0x7f0000000140)=0xfd6f, 0x80803) openat$hwrng(0xffffffffffffff9c, &(0x7f0000002fc0)='/dev/hwrng\x00', 0x1, 0x0) fanotify_init(0x9, 0x1) openat$vsock(0xffffffffffffff9c, &(0x7f0000006940)='/dev/vhost-vsock\x00', 0x2, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000006980)={0xe, 0x6, 0x7, 0x800, 0x1, 0xffffffffffffffff, 0x2}, 0x2c) fstat(0xffffffffffffff9c, &(0x7f00000069c0)) fstat(0xffffffffffffff9c, &(0x7f0000006a40)) memfd_create(&(0x7f0000006ac0)='/dev/snd/seq\x00', 0x2) dup(0xffffffffffffff9c) socketpair(0x0, 0x7, 0x6, &(0x7f0000006b00)) 2018/03/31 00:57:32 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) [ 380.076496] FAULT_INJECTION: forcing a failure. [ 380.076496] name failslab, interval 1, probability 0, space 0, times 0 [ 380.087939] CPU: 0 PID: 23277 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 380.095313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.104673] Call Trace: [ 380.107272] dump_stack+0x194/0x24d [ 380.110927] ? arch_local_irq_restore+0x53/0x53 [ 380.116132] should_fail+0x8c0/0xa40 [ 380.119854] ? kstrdup+0x39/0x70 [ 380.123237] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 380.128343] ? cgroup_apply_control_enable+0x390/0xbc0 [ 380.133716] ? kernfs_iop_mkdir+0x153/0x1e0 [ 380.138041] ? vfs_mkdir+0x390/0x600 [ 380.141743] ? SyS_mkdir+0x220/0x2a0 [ 380.145440] ? do_syscall_64+0x281/0x940 [ 380.149485] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 380.154838] ? find_held_lock+0x35/0x1d0 [ 380.158894] ? find_held_lock+0x35/0x1d0 [ 380.162947] ? __lock_is_held+0xb6/0x140 [ 380.167007] ? check_same_owner+0x320/0x320 [ 380.171320] ? rcu_note_context_switch+0x710/0x710 [ 380.176239] ? rcu_read_lock_sched_held+0x108/0x120 [ 380.181246] should_failslab+0xec/0x120 [ 380.185210] kmem_cache_alloc+0x47/0x760 [ 380.189262] ? memcpy+0x45/0x50 [ 380.192532] ? kstrdup+0x59/0x70 [ 380.195891] __kernfs_new_node+0xe2/0x570 [ 380.200032] ? kernfs_dop_revalidate+0x380/0x380 [ 380.204791] ? snprintf+0xc0/0xf0 [ 380.208235] ? vsprintf+0x40/0x40 [ 380.211673] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 380.216592] ? cgroup_file_name+0x1d0/0x1d0 [ 380.220906] kernfs_new_node+0x80/0xe0 [ 380.224781] __kernfs_create_file+0x4b/0x320 [ 380.229179] cgroup_addrm_files+0x3c5/0xa70 [ 380.233495] ? cgroup_file_write+0x710/0x710 [ 380.237898] ? cgroup_idr_replace+0x3f/0x50 [ 380.242210] ? __lock_is_held+0xb6/0x140 [ 380.246260] ? __local_bh_enable_ip+0x121/0x230 [ 380.250918] ? online_css+0x224/0x2e0 [ 380.254708] css_populate_dir+0x198/0x420 [ 380.258849] cgroup_apply_control_enable+0x390/0xbc0 [ 380.263951] ? cgroup_propagate_control+0x570/0x570 [ 380.268961] ? css_populate_dir+0x289/0x420 [ 380.273273] cgroup_mkdir+0x56f/0xfc0 [ 380.277059] ? __lock_is_held+0xb6/0x140 [ 380.281108] ? cgroup_destroy_locked+0x750/0x750 [ 380.285855] ? rcu_read_lock_sched_held+0x108/0x120 [ 380.290864] ? kmem_cache_free+0x258/0x2a0 [ 380.295091] ? set_nlink+0xc1/0x160 [ 380.298705] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 380.303630] ? generic_permission+0x105/0x3c0 [ 380.308117] ? cgroup_destroy_locked+0x750/0x750 [ 380.312862] kernfs_iop_mkdir+0x153/0x1e0 [ 380.317004] vfs_mkdir+0x390/0x600 [ 380.320537] SyS_mkdir+0x220/0x2a0 [ 380.324064] ? SyS_mkdirat+0x2b0/0x2b0 [ 380.327940] ? do_syscall_64+0xb7/0x940 [ 380.331904] ? SyS_mkdirat+0x2b0/0x2b0 [ 380.335776] do_syscall_64+0x281/0x940 [ 380.339995] ? vmalloc_sync_all+0x30/0x30 [ 380.344132] ? _raw_spin_unlock_irq+0x27/0x70 [ 380.348613] ? finish_task_switch+0x1c1/0x7e0 [ 380.353096] ? syscall_return_slowpath+0x550/0x550 [ 380.358018] ? syscall_return_slowpath+0x2ac/0x550 [ 380.362938] ? prepare_exit_to_usermode+0x350/0x350 [ 380.367942] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 380.373291] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 380.378127] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 380.383304] RIP: 0033:0x454e79 [ 380.386480] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 380.394173] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 380.401426] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 380.408683] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 380.415940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/03/31 00:57:32 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000000)=0x0) setsockopt$inet6_udp_encap(r0, 0x11, 0x64, &(0x7f0000000080)=0x3, 0x4) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000040)=r1) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000d4effc)=0x4, 0x4) 2018/03/31 00:57:32 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) close(r1) r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000c33f70)={0x6, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000680)={0x0, 0x8}, 0x8) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, &(0x7f0000000140)={0x9, {0x2}, {0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x2, 0x4e21, @broadcast=0xffffffff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0xffffffff00000000, 0x100000000}) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000c40)=ANY=[@ANYRES32=0x0, @ANYBLOB="6b001d08bcc117394e4726b653544e8e98d35e42a0c506e43a3c7be62e8ff9f4ae3ece15cb146423c9f6b858c5512920f94f1b06d9dfa0efd4d7b1ee8eff6b04f22ecb728e99d2af3e297ba4c4b836379916959f3df9301f00100000c4f28067861cef28b31480b29d7c6beeb4bdf53bd3af4ad7c0defeab05f59557599a8fd0b81ab7e6ff393e66d6f61f84aa1d19bbc9bf440c107cd987fb"], &(0x7f0000000280)=0x2) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000002c0)={0x0, @in={{0x2, 0x4e20, @multicast1=0xe0000001}}, 0x1000, 0x2}, 0x90) setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000acf000)={0x0, {{0x2, 0x0, @multicast1=0xe0000014}}}, 0x90) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x3ff, 0x0, 0x0, 0x8001}, &(0x7f0000000080)=0x14) setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000998f70)={0x0, {{0x2, 0x0, @multicast1=0xe0000001}}}, 0x90) getpeername(0xffffffffffffffff, &(0x7f0000000540)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @ipv4={[], [], @rand_addr}}}}, &(0x7f00000005c0)=0x80) setsockopt$inet_MCAST_MSFILTER(r2, 0x0, 0x30, &(0x7f0000001200)=ANY=[@ANYBLOB="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"], 0x1) r5 = getpgrp(0xffffffffffffffff) sched_setaffinity(r5, 0x8, &(0x7f00000000c0)=0x2) prctl$setmm(0x23, 0x0, &(0x7f0000ffd000/0x1000)=nil) getsockopt$inet_int(r4, 0x0, 0x18, &(0x7f00000006c0), &(0x7f0000000700)=0x4) setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x2d, &(0x7f0000000400)={0xffffffffffffffad, {{0x2, 0x4e24}}}, 0x88) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000740)={r3, @in={{0x2, 0x0, @broadcast=0xffffffff}}, [0x81, 0x1, 0x327, 0x7, 0x0, 0x20, 0x2, 0x445cd569, 0x0, 0xfffffffffffffbff, 0x3f, 0x0, 0x3, 0x0, 0x3d15]}, &(0x7f0000000840)=0x100) recvfrom$ipx(r4, &(0x7f0000000940)=""/171, 0xfffffffffffffeeb, 0x2, 0x0, 0xfffffefe) getsockopt$inet_IP_XFRM_POLICY(r4, 0x0, 0x11, &(0x7f0000000b00)={{{@in=@rand_addr, @in6=@dev}}, {{}, 0x0, @in6=@ipv4={[], [], @loopback}}}, &(0x7f0000000600)=0xe8) fstat(r2, &(0x7f0000000f40)) getresuid(&(0x7f0000000640), &(0x7f0000000c00), &(0x7f0000000d40)) getgroups(0x2, &(0x7f0000000fc0)=[0x0, 0xffffffffffffffff]) getgroups(0x164, &(0x7f00000014c0)=[0xffffffffffffffff, r6]) getsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000001500)={{{@in=@loopback, @in=@loopback}}, {{@in6=@dev}, 0x0, @in=@loopback}}, &(0x7f0000001600)=0xe8) getgroups(0x5, &(0x7f0000001640)=[0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xffffffffffffffff]) getsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f0000001680)={{{@in=@multicast1, @in=@rand_addr}}, {{@in6=@ipv4={[], [], @remote}}, 0x0, @in6}}, &(0x7f0000001780)=0xe8) stat(&(0x7f00000017c0)='./file0\x00', &(0x7f0000001800)) getresgid(&(0x7f0000001c40), &(0x7f0000001c80), &(0x7f0000001cc0)) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000380), &(0x7f0000000240)=0xc) sendmmsg$unix(r4, &(0x7f00000022c0)=[{&(0x7f00000001c0)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f00000004c0)=[{&(0x7f0000000100)="50348bfc8670f9332e3a1160", 0xc}], 0x1, &(0x7f0000001000), 0x0, 0x40000}], 0x1, 0x4000) close(0xffffffffffffffff) [ 380.423206] R13: 00000000000003ea R14: 00000000006f7e90 R15: 000000000000002f [ 380.430703] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/31 00:57:33 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) setsockopt$inet_IP_XFRM_POLICY(r0, 0x10e, 0xb, &(0x7f000077d000)={{{@in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @in6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}}, {{@in=@multicast1=0xe0000001}, 0x0, @in6=@loopback={0x0, 0x1}}}, 0xe8) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hwrng\x00', 0xfffffffffffffffc, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4c00000020000106000000000000000000000000ac1414bb000000000000000000000000fe80000000000000000000b612b672bb4e200000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x4c}, 0x1}, 0x0) 2018/03/31 00:57:33 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000000280)={0x0, 0x0}, 0x0) sendto(0xffffffffffffffff, &(0x7f0000000080)="ad0f0155c3", 0x5, 0x0, &(0x7f0000000100)=@pppoe={0x18, 0x0, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, 'ipddp0\x00'}}, 0x80) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r4 = dup3(r3, r2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SMI(r4, 0xaeb7) setsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000000)={0x5, 0x9a1, 0x3}, 0x6) ioctl$KVM_RUN(r2, 0xae80, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f0000000440)="66b8b7d2e5c50f23c80f21f866350c0070000f23f80f1f40000f323d00a0baf80c66b81c6a168e66efbafc0c66eddfaa070036260f0766b8000000000f23c00f21f86635010006000f23f8660fd088670066b97a0800000f32", 0x59}], 0x1, 0x0, &(0x7f0000000040), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/03/31 00:57:33 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:33 executing program 6: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_ro(r0, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS(r1, 0x4c02, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x8, 0x9, 0x9, 0x1c, "8e1d3d43d6ebb43c6f4e90de8acadc90625d8623e619d6f7e03fd014a24dcd6d0f2e130917f760a59ed63c373745271f5578ebcbeac9907d0ffef987a9ea0a43", "32a68d61b24c219a5d169e12ebd6ce860e8d72116c7159f7ea73370c85ad50b9", [0x1, 0x1]}) read$eventfd(r1, &(0x7f0000000080), 0x8) 2018/03/31 00:57:33 executing program 2: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000001c0)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[]}, 0x1}, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000653fee)='/dev/snd/midiC#D#\x00', 0x200, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x3) setsockopt$packet_buf(r0, 0x107, 0x6, &(0x7f0000000680)="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", 0x1000) r1 = fcntl$getown(r0, 0x9) ustat(0x72ec2682, &(0x7f0000001680)) r2 = getpgrp(r1) kcmp$KCMP_EPOLL_TFD(r1, r2, 0x7, r0, &(0x7f0000000300)={r0, r0}) setsockopt$IPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x41, &(0x7f00000003c0)=ANY=[@ANYBLOB="66696c746572000000000000000000000000000000000000000000000000000003000000115600000000000000b2000000000000000000000000000200000000000000000000000000000000000000000000000000000000000559858e838353573cbd059b940fbbdd440e19223942a0d58369e5e26a3abfdcf7f073694b335676bb0507f463975e64336c6ab3bf13420d0300000000000000000000000000"], 0x1) ppoll(&(0x7f0000000040)=[{}, {r0}], 0x2, &(0x7f00000000c0), &(0x7f0000000100), 0x8) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f00000005c0)={0x1}, 0x1) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x2, 0x0) sendmsg$nfc_llcp(r3, &(0x7f0000000640)={&(0x7f0000000280)={0x27, 0x0, 0x4, 0x7, 0x1, 0x2, "22dd483f69cbb2f9ad614d307bde52bad1d1c11381cf5253d6cabfb29f3dffd4c28439e22c562434c708fcd1e045d4348cd982f6ceff6f05ae5c932f9d9c41", 0x36}, 0x60, &(0x7f0000000540), 0x0, &(0x7f0000000680)=ANY=[], 0x0, 0x20004000}, 0x80) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r3, 0x84, 0x6c, &(0x7f0000001700)={0x0, 0x9a, "d71b770741d55892c89b13a674e8ae4f4a21cf58cfe4167510563ec689b113fbe1ac639c32600d3e311db23891b4967ebaa2916db6d4d17734a2f303e29f694ebd19722faefa9df84d97fcf1d71988f3a5c35605ab5436832c4f292490e5290e61b9eab88ce2bbdbc74d43624531d40fb8e5579e04c6d0c800e5aac606ed34887e0b3284f9e517e81b41d6b2d1c0c4fb07763183e09df70c5a9c"}, &(0x7f00000017c0)=0xa2) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x70, &(0x7f0000001800)={r4, @in6={{0xa, 0x4e21, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}, [0x9, 0x5, 0x1, 0xfffffffffffffffb, 0x9, 0x7, 0x45a1, 0x9, 0x4, 0xfff, 0x3, 0xfffffffffffffff8, 0x4, 0xffff, 0x200]}, &(0x7f0000001900)=0x100) ioctl$EVIOCSMASK(r0, 0x40104593, &(0x7f0000000580)={0x0, 0x17, &(0x7f0000000340)="1d9b8a1367db2ac42276d59e7325e4fa51464fb4c2879e"}) dup2(r0, r3) openat$ipvs(0xffffffffffffff9c, &(0x7f00000016c0)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000380)={0x0, 0x9, 0x30}, &(0x7f0000000600)=0x18) r5 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000001940)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r6 = socket$inet_sctp(0x2, 0x5, 0x84) readv(r6, &(0x7f0000000740)=[{&(0x7f0000000000)=""/106, 0x6a}, {&(0x7f0000000100)=""/165, 0xa5}, {&(0x7f0000000200)=""/117, 0x75}, {&(0x7f0000000280)=""/40, 0x28}, {&(0x7f00000002c0)=""/91, 0x5b}, {&(0x7f00000004c0)=""/210, 0xd2}, {&(0x7f0000000340)=""/71, 0x47}, {&(0x7f00000005c0)=""/65, 0x41}, {&(0x7f0000000640)=""/183, 0xb7}, {&(0x7f0000000700)=""/25, 0x19}], 0xa) write$rdma_cm(r5, &(0x7f00000000c0)=@create_id={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000080)={0xffffffff}, 0x2}}, 0x20) write$rdma_cm(r5, &(0x7f00000003c0)=@resolve_ip={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, r7}}, 0x48) r8 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000800)='pids.current\x00', 0x0, 0x0) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r8, 0xc01064b5, &(0x7f0000000880)={&(0x7f0000000840)=[0x0, 0x0], 0x2}) write$rdma_cm(r5, &(0x7f0000000440)=@resolve_ip={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, r7}}, 0x48) dup3(r6, r5, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f00000019c0)={0x0, 0x0, 0x10}, &(0x7f0000001a00)=0xc) dup2(r3, r3) 2018/03/31 00:57:33 executing program 6: r0 = socket(0x805, 0x4, 0xff) r1 = syz_open_dev$audion(&(0x7f0000000100)='/dev/audio#\x00', 0x1f, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r1, 0xc08c5332, &(0x7f0000000140)={0x3f, 0x6d, 0x0, 'queue0\x00', 0x8a}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x7ff, 0x4) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000014000)={0x77359400}, 0x10) getsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000cc7000), &(0x7f0000255000)=0x10) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x40000, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r2, 0x408c5333, &(0x7f0000000040)={0xea, 0x80000001, 0x7, 'queue0\x00', 0x140000}) 2018/03/31 00:57:33 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:33 executing program 6: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000000200)='/dev/binder#\x00', 0xffffffffffffffff, 0x800000000) close(r0) r1 = syz_open_dev$binder(&(0x7f0000009ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x14442, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000040)=0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r2, 0xc1105518, &(0x7f00000000c0)={{0x20, 0x0, 0x81, 0xfff, "6d40dc5ba1836507d99fec4f4b9629e0e3af282374ec817b11939e0a1884292434da60b63b6b4716bf51c099", 0x8c8}, 0x0, 0x0, 0x79594443, r3, 0xd22, 0xffff, "20201b18d68a93b393bc540f76191180128496b87797f0077a6fcdc1cfb826991c5be852fa423cf5a4b86089f15e8c19ba866d2bb15bd4262bc23386c247f131", &(0x7f0000000080)='%\x00', 0x2, [], [0x8f80, 0x7, 0x101, 0x8046]}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000004000)={0x4c, 0x0, &(0x7f000000bf80)=[@reply_sg={0x40486312, {{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f000000a000), &(0x7f000000b000)}}}], 0x0, 0x0, &(0x7f0000450000)}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f000000efd0)={0x0, 0x0, &(0x7f000000e000), 0x1, 0xfdfd, &(0x7f000000cf98)="ef"}) 2018/03/31 00:57:33 executing program 3: r0 = syz_open_dev$loop(&(0x7f0000308000)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS(r0, 0xc0481273, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "3900ea631d00000000020000010000009f00000023f7b7d65f90b0e6330ee739b319d8f6aa6bd58d1443474482e85040fb4947ebb55bd19f335b5bffff0001f3", "cfa430745a540dc1c149b7b81579f6a41c51f7d51933223e82ab867dac761faf"}) r1 = socket(0x10, 0x2, 0xc) write(r1, &(0x7f0000000000)="1f0000000104ff00fd4354c007110000f305010008000100010423dcffdf00", 0x1f) write(0xffffffffffffffff, &(0x7f00000001c0)="1f0000000104fffff13b54c007110009f30501000b00044000000000020000", 0x1f) r2 = syz_open_procfs(0x0, &(0x7f000060c000)='oom_score_adj\x00') setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f00000003c0)=0x200, 0x4) r3 = getpid() sched_setparam(r3, &(0x7f0000000640)=0xfffffffffffffffc) syz_open_dev$loop(&(0x7f0000ca9ff5)='/dev/loop#\x00', 0x0, 0x82) r4 = memfd_create(&(0x7f0000614000)="74086e750000000000000000008c00", 0x0) pwritev(0xffffffffffffffff, &(0x7f0000f50f90)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNINFO(0xffffffffffffffff, 0x800448d3, &(0x7f0000000440)={{0x60000000, 0x40, 0x4, 0x1, 0x10001, 0x2}, 0x6, 0x0, 0x99, 0x0, 0x7, "e02f94f384aedf2ca05e166aaedcccec7301a95b62125b0a1319eb1e0ad95bd4dc52766005c7fdec991968df78480f7ea3bcb2c0139c0a55f8d247b3b53951f9099544a981938993ee7699d37bc1229c4ef1bc25c0612a7b82ca67b2a36d2fd6aa0aa5e50c35ef5ad40eeba6b0609c528acb5a47a9843ea99d64f347a903a586"}) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c00, r4) getsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f0000000940)={{{@in6=@local, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@loopback}, 0x0, @in=@local}}, &(0x7f0000000780)=0xe8) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00000007c0), &(0x7f0000000540)=0xc) fchown(r4, r5, 0x0) mlock(&(0x7f000000c000/0x3000)=nil, 0x3000) r6 = syz_open_dev$binder(&(0x7f0000000100)='/dev/binder#\x00', 0xffffffffffffffff, 0x806) ioctl$BINDER_SET_CONTEXT_MGR(r6, 0x40046207, 0x0) mmap$binder(&(0x7f000000c000/0x2000)=nil, 0x2000, 0x0, 0x12, r6, 0x0) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000040)={0x14, 0x0, &(0x7f0000000000)=[@acquire_done={0x40486311}], 0x1c4, 0x0, &(0x7f0000011f9d)}) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(0xffffffffffffffff, 0x84, 0x1e, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000340)={0x44, 0x0, &(0x7f00000001c0)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100), &(0x7f0000000180)}}], 0x2c9, 0x0, &(0x7f0000000600)}) getsockopt$inet_sctp6_SCTP_INITMSG(0xffffffffffffffff, 0x84, 0x2, &(0x7f00000002c0), &(0x7f0000000380)=0x8) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x3f, 0x6, 0x2, 0x7fffffff, 0xd4}, &(0x7f0000000500)=0x14) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000580)={r7, 0x200}, &(0x7f00000005c0)=0x8) getsockopt$inet_sctp_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f00000000c0), &(0x7f0000000240)=0x4) openat$cgroup(0xffffffffffffff9c, &(0x7f0000000000)='syz0\x00', 0x200002, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000300)={0x0, 'erspan0\x00'}, 0x18) 2018/03/31 00:57:33 executing program 0 (fault-call:10 fault-nth:48): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:33 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$TIOCGSOFTCAR(r0, 0x5419, &(0x7f0000000040)) ioctl$KDGKBLED(r0, 0x80045104, &(0x7f0000000100)) 2018/03/31 00:57:33 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) sendmmsg(r0, &(0x7f0000001d80)=[{{&(0x7f0000000000)=@in6={0xa, 0x4e21, 0x0, @loopback={0x0, 0x1}}, 0x1c, &(0x7f0000000040), 0x0, &(0x7f0000000080)}}, {{&(0x7f0000000a80)=@in={0x2, 0x4e22, @rand_addr}, 0x10, &(0x7f0000001bc0), 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="45eaab06b29811451000000069600000"], 0x10}}], 0x2, 0x0) 2018/03/31 00:57:33 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x4e22, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x80, &(0x7f00000001c0), 0x0, &(0x7f00000000c0)=ANY=[@ANYBLOB="14000000000000002900000008000000d85c4a09"], 0x14}}], 0x2, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x10000, 0x101000) ioctl$TIOCGETD(r1, 0x5424, &(0x7f0000000080)) eventfd(0x9) 2018/03/31 00:57:33 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpuacct.usage_percpu\x00', 0x0, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r0, 0x4008ae73, &(0x7f00000000c0)={0x48}) r1 = syz_open_dev$sndctrl(&(0x7f0000004fed)='/dev/snd/controlC#\x00', 0x2, 0x0) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE(r1, 0xc0045540, &(0x7f0000000040)) setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f00000005c0)=@nat={'nat\x00', 0x19, 0x3, 0x90, [0x20000200, 0x0, 0x0, 0x20000420, 0x20000588], 0x0, &(0x7f00000001c0), &(0x7f0000000200)=[{}, {0x0, '\x00', 0x2}, {0x0, '\x00', 0x3}]}, 0x108) [ 381.075414] binder: 23328:23330 got reply transaction with no transaction stack [ 381.083062] binder: 23328:23330 transaction failed 29201/-71, size 0-0 line 2763 [ 381.093424] netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'. [ 381.119589] FAULT_INJECTION: forcing a failure. [ 381.119589] name failslab, interval 1, probability 0, space 0, times 0 [ 381.130926] CPU: 1 PID: 23342 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 381.138297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.147649] Call Trace: [ 381.150229] dump_stack+0x194/0x24d [ 381.153850] ? arch_local_irq_restore+0x53/0x53 [ 381.158518] should_fail+0x8c0/0xa40 [ 381.162220] ? kstrdup+0x39/0x70 [ 381.165580] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.170719] ? cgroup_apply_control_enable+0x390/0xbc0 [ 381.175987] ? kernfs_iop_mkdir+0x153/0x1e0 [ 381.180303] ? vfs_mkdir+0x390/0x600 [ 381.184001] ? SyS_mkdir+0x220/0x2a0 [ 381.187707] ? do_syscall_64+0x281/0x940 [ 381.191757] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 381.197729] ? find_held_lock+0x35/0x1d0 [ 381.201784] ? find_held_lock+0x35/0x1d0 [ 381.205840] ? __lock_is_held+0xb6/0x140 [ 381.209916] ? check_same_owner+0x320/0x320 [ 381.214232] ? rcu_note_context_switch+0x710/0x710 [ 381.219150] ? rcu_read_lock_sched_held+0x108/0x120 [ 381.224162] should_failslab+0xec/0x120 [ 381.228129] kmem_cache_alloc+0x47/0x760 [ 381.232181] ? memcpy+0x45/0x50 [ 381.235450] ? kstrdup+0x59/0x70 [ 381.238814] __kernfs_new_node+0xe2/0x570 [ 381.242952] ? kernfs_dop_revalidate+0x380/0x380 [ 381.247897] ? snprintf+0xc0/0xf0 [ 381.251335] ? vsprintf+0x40/0x40 [ 381.254776] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 381.259699] ? cgroup_file_name+0x1d0/0x1d0 [ 381.264014] kernfs_new_node+0x80/0xe0 [ 381.267897] __kernfs_create_file+0x4b/0x320 [ 381.272301] cgroup_addrm_files+0x3c5/0xa70 [ 381.276619] ? cgroup_file_write+0x710/0x710 [ 381.281030] ? cgroup_idr_replace+0x3f/0x50 [ 381.285783] ? __lock_is_held+0xb6/0x140 [ 381.289844] ? __local_bh_enable_ip+0x121/0x230 [ 381.294505] ? online_css+0x224/0x2e0 [ 381.298301] css_populate_dir+0x198/0x420 [ 381.302461] cgroup_apply_control_enable+0x390/0xbc0 [ 381.307559] ? cgroup_propagate_control+0x570/0x570 [ 381.312570] ? css_populate_dir+0x289/0x420 [ 381.316884] cgroup_mkdir+0x56f/0xfc0 [ 381.320672] ? __lock_is_held+0xb6/0x140 [ 381.324727] ? cgroup_destroy_locked+0x750/0x750 [ 381.329469] ? rcu_read_lock_sched_held+0x108/0x120 [ 381.334476] ? kmem_cache_free+0x258/0x2a0 [ 381.338704] ? set_nlink+0xc1/0x160 [ 381.342319] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 381.347243] ? generic_permission+0x105/0x3c0 [ 381.351732] ? cgroup_destroy_locked+0x750/0x750 [ 381.356481] kernfs_iop_mkdir+0x153/0x1e0 [ 381.360624] vfs_mkdir+0x390/0x600 [ 381.364154] SyS_mkdir+0x220/0x2a0 [ 381.367685] ? SyS_mkdirat+0x2b0/0x2b0 [ 381.371561] ? do_syscall_64+0xb7/0x940 [ 381.375522] ? SyS_mkdirat+0x2b0/0x2b0 [ 381.379399] do_syscall_64+0x281/0x940 [ 381.383282] ? vmalloc_sync_all+0x30/0x30 [ 381.387611] ? _raw_spin_unlock_irq+0x27/0x70 [ 381.392096] ? finish_task_switch+0x1c1/0x7e0 [ 381.396582] ? syscall_return_slowpath+0x550/0x550 [ 381.401500] ? syscall_return_slowpath+0x2ac/0x550 [ 381.406419] ? prepare_exit_to_usermode+0x350/0x350 [ 381.411427] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 381.416788] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 381.421626] entry_SYSCALL_64_after_hwframe+0x42/0xb7 2018/03/31 00:57:33 executing program 1: r0 = socket$inet(0x2, 0x3, 0x2) setsockopt$inet_int(r0, 0x0, 0x10000000000d1, &(0x7f0000000080)=0xfffffffffffffffe, 0x4) r1 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x6, 0x200) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000040), &(0x7f00000000c0)=0x4) [ 381.426811] RIP: 0033:0x454e79 [ 381.429990] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 381.437691] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 381.445211] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 381.452471] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 381.459727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 381.466982] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000030 2018/03/31 00:57:34 executing program 5: r0 = socket$inet(0x2, 0x3, 0x10) setsockopt$inet_int(r0, 0x0, 0x16, &(0x7f0000a19000)=0x6, 0x4) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffff9c, 0x84, 0xf, &(0x7f0000000000)={0x0, @in6={{0xa, 0x4e22, 0x2, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, 0xfffffffffffffff8}}, 0x8, 0xc0a, 0xa905, 0x6, 0xfffffffffffffffe}, &(0x7f00000000c0)=0x98) setsockopt$inet_sctp_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000000100)={r1, 0x3, 0x1000, "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"}, 0x1008) sendto$inet(r0, &(0x7f00000011c0), 0x1ff407b904a08677, 0x0, &(0x7f000066354c)={0x2, 0x4000000000, @rand_addr}, 0x1af) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)="2e2f6367726f757000361a6f74a1b774b8642f3dfdd313d92946ff0167415d8dc22791dcd496520c1c99f4b07d3b2a11090000000229210b73abdcd2986fc290ac9b6ace278586d39949a54fb276eb1fd3964b0cad27e417b33abb8d3b00e64e75e4dff47de27536dccdde5fc746b04faafcec347560a31b3a35a5f20bc949d75cbb763987", 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000080)='cgroup.procs\x00', 0x2, 0x0) flistxattr(r3, &(0x7f00000003c0)=""/1, 0x100000028) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000001140)={r1, 0x34}, &(0x7f0000001180)=0x8) fcntl$F_GET_RW_HINT(r2, 0x40b, &(0x7f00000011c0)) [ 381.474672] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/03/31 00:57:34 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000058f000)="440d0503001d000000000020ec", 0xd) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000040)={0x1, 'yam0\x00', 0x2}, 0x18) getsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000069d000), &(0x7f00006ccffc)) [ 381.498637] binder: 23326:23329 transaction failed 29201/-28, size 2199023255581-682899800065 line 2963 [ 381.517691] binder: 23328:23330 got reply transaction with no transaction stack [ 381.525270] binder: 23328:23330 transaction failed 29201/-71, size 0-0 line 2763 2018/03/31 00:57:34 executing program 5: perf_event_open(&(0x7f0000740000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f000032c000)='/dev/kvm\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000140)={0x0, @in={{0x2, 0x4e20, @multicast2=0xe0000002}}, 0x0, 0xffffffffffffffe0, 0x7, 0x1ff}, 0xa0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x4, 0xffffffffffffffff}) r3 = dup3(r0, r1, 0x0) perf_event_open(&(0x7f0000000280)={0x2, 0x78, 0x0, 0x0, 0xaf4, 0x0, 0x0, 0x0, 0x0, 0xf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x81, 0x0, 0xffffffffffffffc0, 0x0, 0x3, 0x0, 0xffffffff, 0x1, 0x0, 0x0, 0x8a, 0x0, 0x0, 0x1, 0x5, 0x9, 0x26b, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000240), 0x2}, 0x400}, 0x0, 0x0, 0xffffffffffffffff, 0x2) socket$netlink(0x10, 0x3, 0xf) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000080)={0x0, 0x6, 0x30, 0x3}, &(0x7f00000000c0)=0x18) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) setsockopt$inet_sctp_SCTP_AUTH_KEY(r3, 0x84, 0x17, &(0x7f0000000100)=ANY=[@ANYRES32=r4, @ANYBLOB="05009d0048b06963d547cc4cf8fa85ac32e4b815706eec3ef41960ce958b66c6c86bd049b8985b1f5dea2bbd912de2b7fe2aa0fb4a2a4738848e740579b604ce64e0f51a0dd1f59c5988c317dc7ec02854e0fd807549cc79df872ab2b811a6764669041aed07ffe45592ba80cc39a1e252a4ba591da4836c09c9288fc6cdfb624c7da1de086204759547225bfbe9debe6537d4923b60855c5174bab8eb9bd6408b59334b665d78"], 0x2) r5 = dup2(r3, r2) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000300)={r5, r5, 0x7, 0x3}, 0x10) 2018/03/31 00:57:34 executing program 1: r0 = semget$private(0x0, 0x0, 0x2) semtimedop(r0, &(0x7f000001dfd6)=[{0x0, 0xfffffffffffffff7}], 0x1, &(0x7f0000380000)={0x101}) syz_mount_image$jfs(&(0x7f0000000080)='jfs\x00', &(0x7f00000000c0)='./file0\x00', 0x7, 0x3, &(0x7f0000000300)=[{&(0x7f0000000100)="5ba93889d6d09a0ad8ee6fd146249bfd48c96f00a8f33a3073b62829a2cfd2ee0c5bcc5d1972822d9baab269e9701b2069321b4468075b79824b9eea7a22137fc06a042e332502c2752ed2b0fe3b14276edb33c9b50a9d72c5052d0a1421d516216b4437522ffbf04ae18c5e92e536e829b440b2fe0e2891fa39f4cbd0da091d0614b41d87543df855aeabe220bac67ff69156acee", 0x95, 0x401}, {&(0x7f00000001c0)="61856a9eb337656768dfe00a190785dc1d624afc245b4335bc09bb00e03816a4e6448532e21afcf1", 0x28, 0x100000000}, {&(0x7f0000000200)="84d7dd13adb7d59e676d89ab46dc5df7ab50ca4b2f15435fb555c48d7b7064ff6678da7988d48ee69c656613b85fbfde7fcc1f59d45f6be9c245149a9a37be61396db650d1638626332be77270bbe6f7215ff07689fe086e7ad666164d117e9d47a355f2b2ece0a78662b5384120fd3f7ea39a104e615927b10683e23fdae40ccbf76e6512d176cdea0d3ecb70bb0243145542dc9938ba5deb9b2bb15f7e79452013ade2f40f69a1cae51889f1537557ad96254c2bbb73264e753593adbcfce5d42d3d8110ce4032e60630e175a847ee137a46", 0xd3, 0x2}], 0x60, &(0x7f0000000380)={[{@usrquota='usrquota', 0x2c}, {@iocharset={'iocharset', 0x3d, 'iso8859-9'}, 0x2c}, {@nointegrity='nointegrity', 0x2c}, {@errors_continue='errors=continue', 0x2c}, {@umask={'umask', 0x3d, [0x37, 0x34, 0x31, 0x35, 0x38, 0x78, 0x0]}, 0x2c}, {@uid={'uid', 0x3d, [0x3f, 0x36, 0x34, 0x7d, 0x30, 0x3f]}, 0x2c}, {@uid={'uid', 0x3d, [0x78, 0x7c, 0x36, 0x39, 0x78, 0x7f, 0x38]}, 0x2c}]}) semtimedop(r0, &(0x7f0000033816)=[{0x0, 0x8095}], 0x1, &(0x7f0000034000)={0x77359400}) semtimedop(r0, &(0x7f0000000440)=[{0x2, 0x1, 0x1800}, {0x1, 0xfffffffffffff0aa, 0x800}, {0x4, 0xfd8, 0x1800}, {0x5, 0x101, 0x1800}], 0x2aaaac5c, &(0x7f0000000040)={0x0, 0x989680}) [ 381.549700] netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'. [ 381.575159] binder: BINDER_SET_CONTEXT_MGR already set 2018/03/31 00:57:34 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)={0x0, 0x0}) ptrace$pokeuser(0x6, r0, 0x100000001, 0x9) gettid() r1 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r1, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r3, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r2}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f0000000040)={r2, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:34 executing program 6: r0 = socket$inet6(0xa, 0x8000000000000802, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rfkill\x00', 0x200000, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$inet_sctp(r0, &(0x7f0000a29000)={&(0x7f0000000100)=@in6={0xa, 0x4e24, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x3}, 0x1c, &(0x7f0000000140)=[{&(0x7f00000010c0)="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", 0x595}], 0x1}, 0x8004) r2 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x80000001, 0x21a100) ioctl$KVM_HAS_DEVICE_ATTR(r2, 0x4018aee3, &(0x7f0000000180)={0x0, 0x6, 0x1, &(0x7f00000000c0)}) setsockopt$inet6_udp_int(r0, 0x11, 0x1, &(0x7f0000000000), 0xfd35) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000300)='/dev/vga_arbiter\x00', 0x80000, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000080)) ioctl$EVIOCGBITSW(r1, 0x80404525, &(0x7f0000000200)=""/204) 2018/03/31 00:57:34 executing program 5: r0 = memfd_create(&(0x7f0000000040)='/.[\x00', 0x3) setsockopt$sock_int(r0, 0x1, 0x2f, &(0x7f0000000100)=0x3, 0x4) r1 = socket(0x18, 0x0, 0x2) ioctl$KVM_ASSIGN_SET_MSIX_NR(r0, 0x4008ae73, &(0x7f00000002c0)={0x0, 0x9}) close(r1) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f0000000180)={'nat\x00', 0xe0, "1ac85b2d7277e0c2bb23aa7749c1ff9d31f08a47ca645383e981721aae861e9ab947954970dbc4d6f64daf6fa391ddc4e27d3967c806663189a4d3710358317fe36856e133cb4eb0751db8d6e7b9136f33dc473830ae8c4337df3f2672039f1bcc36abc339575b05f2679b37986452efc97a30720c0c8de2c91764db3e27d587420c9cff8fae9620648e851b4f7b8f2d1c149ab6887823f568c862930a0444d540cd048274e6bb0a8c1c881afcaf8afbaed06d65990d95e6047578c00ec13c25ea2f56b4594ccfa84a7cc4137c325cfe30e335be836378d2e62915b6962fc554"}, &(0x7f0000000000)=0x104) pkey_free(0xffffffffffffffff) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000000140)=0x0) fcntl$setown(r1, 0x8, r2) futimesat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)={{0x77359400}, {0x0, 0x7530}}) r3 = pkey_alloc(0x0, 0x0) pkey_free(r3) [ 381.597687] binder: 23326:23351 ioctl 40046207 0 returned -16 [ 381.599543] binder: undelivered TRANSACTION_ERROR: 29201 [ 381.625165] binder_alloc: 23326: binder_alloc_buf, no vma [ 381.630860] binder: 23326:23329 transaction failed 29189/-3, size 2199023255581-682899800065 line 2963 2018/03/31 00:57:34 executing program 0 (fault-call:10 fault-nth:49): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:34 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) r1 = epoll_create(0x9) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000c3bff4)) r2 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x3f, 0x100) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000000040)=0x8d, 0x4) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000d1f000)=0x9) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) exit(0x80) r3 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000fe0000)=0x3) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000080)=""/98) ioctl$TIOCNOTTY(r3, 0x5422) 2018/03/31 00:57:34 executing program 3: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000040)) syz_emit_ethernet(0x52, &(0x7f0000000300)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, "981258", 0x1c, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}, {[@fragment={0x0, 0x0, 0xc2}], @tcp={{0x4e20, 0x4e20, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}, &(0x7f0000000100)) getsockopt$nfc_llcp(r0, 0x118, 0x3, &(0x7f0000000380)=""/4096, 0x1000) 2018/03/31 00:57:34 executing program 2: r0 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0xa402) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={"0902b999cf85000000000088f301e710", 0x102}) [ 381.756703] IPVS: Unknown mcast interface: yam0 2018/03/31 00:57:34 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r0 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r0, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:34 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = memfd_create(&(0x7f0000000400)='bridge0\x00', 0x1) execveat(r1, &(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)=[&(0x7f00000000c0)='bridge0\x00', &(0x7f0000000100)='bridge0\x00', &(0x7f0000000140)='@\x00', &(0x7f00000001c0)='\x00', &(0x7f0000000200)='bridge0\x00', &(0x7f0000000240)=']\a.\\{selinux)wlan0eth1ppp1\x00', &(0x7f0000000280)='\x00'], &(0x7f0000000340)=[&(0x7f0000000300)='\x00'], 0x232dbf00532fa316) r2 = dup2(r0, r0) ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000040)={'bridge0\x00', &(0x7f0000000180)=ANY=[@ANYBLOB="00389ba7b9558a"]}) ioctl$DRM_IOCTL_AGP_INFO(r1, 0x80386433, &(0x7f0000000440)=""/4096) [ 381.784203] IPVS: Unknown mcast interface: yam0 [ 381.788374] QAT: Invalid ioctl [ 381.801648] FAULT_INJECTION: forcing a failure. [ 381.801648] name failslab, interval 1, probability 0, space 0, times 0 [ 381.813112] CPU: 0 PID: 23372 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 381.820482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 381.829842] Call Trace: [ 381.832446] dump_stack+0x194/0x24d [ 381.836083] ? arch_local_irq_restore+0x53/0x53 [ 381.840945] should_fail+0x8c0/0xa40 [ 381.844665] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 381.849772] ? kernfs_add_one+0x50/0x450 [ 381.853835] ? rb_first_postorder+0xa0/0xa0 [ 381.858154] ? kernfs_add_one+0x50/0x450 [ 381.862216] ? trace_event_raw_event_lock+0x340/0x340 [ 381.867407] ? trace_hardirqs_off+0x10/0x10 [ 381.871739] ? find_held_lock+0x35/0x1d0 [ 381.875803] ? __lock_is_held+0xb6/0x140 [ 381.879884] ? check_same_owner+0x320/0x320 [ 381.884204] ? lock_downgrade+0x980/0x980 [ 381.888358] ? rcu_note_context_switch+0x710/0x710 [ 381.893300] should_failslab+0xec/0x120 [ 381.897283] __kmalloc_track_caller+0x5f/0x760 [ 381.901870] ? string+0x180/0x200 [ 381.905322] ? kstrdup_const+0x39/0x50 [ 381.909210] kstrdup+0x39/0x70 [ 381.912404] kstrdup_const+0x39/0x50 [ 381.916116] __kernfs_new_node+0xa2/0x570 [ 381.920264] ? kernfs_dop_revalidate+0x380/0x380 [ 381.925033] ? snprintf+0xc0/0xf0 [ 381.928496] ? vsprintf+0x40/0x40 [ 381.931969] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 381.936911] ? cgroup_file_name+0x1d0/0x1d0 [ 381.941243] kernfs_new_node+0x80/0xe0 [ 381.945133] __kernfs_create_file+0x4b/0x320 [ 381.949547] cgroup_addrm_files+0x3c5/0xa70 [ 381.953879] ? cgroup_file_write+0x710/0x710 [ 381.958302] ? cgroup_idr_replace+0x3f/0x50 [ 381.962627] ? __lock_is_held+0xb6/0x140 [ 381.966699] ? __local_bh_enable_ip+0x121/0x230 [ 381.971383] ? online_css+0x224/0x2e0 [ 381.975191] css_populate_dir+0x198/0x420 [ 381.979349] cgroup_apply_control_enable+0x390/0xbc0 [ 381.984465] ? cgroup_propagate_control+0x570/0x570 [ 381.987931] QAT: Invalid ioctl [ 381.989490] ? css_populate_dir+0x289/0x420 [ 381.989505] cgroup_mkdir+0x56f/0xfc0 [ 381.989517] ? __lock_is_held+0xb6/0x140 [ 381.989532] ? cgroup_destroy_locked+0x750/0x750 [ 381.989544] ? rcu_read_lock_sched_held+0x108/0x120 [ 382.014728] ? kmem_cache_free+0x258/0x2a0 [ 382.018975] ? set_nlink+0xc1/0x160 [ 382.022963] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 382.027902] ? generic_permission+0x105/0x3c0 [ 382.032414] ? cgroup_destroy_locked+0x750/0x750 [ 382.037183] kernfs_iop_mkdir+0x153/0x1e0 [ 382.041351] vfs_mkdir+0x390/0x600 [ 382.044904] SyS_mkdir+0x220/0x2a0 [ 382.048456] ? SyS_mkdirat+0x2b0/0x2b0 [ 382.052361] ? do_syscall_64+0xb7/0x940 [ 382.056349] ? SyS_mkdirat+0x2b0/0x2b0 [ 382.060249] do_syscall_64+0x281/0x940 [ 382.064150] ? vmalloc_sync_all+0x30/0x30 [ 382.068312] ? _raw_spin_unlock_irq+0x27/0x70 [ 382.072822] ? finish_task_switch+0x1c1/0x7e0 [ 382.077325] ? syscall_return_slowpath+0x550/0x550 2018/03/31 00:57:34 executing program 7: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r1, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f0000000000)=ANY=[]) r2 = eventfd2(0x0, 0x0) renameat2(r0, &(0x7f0000000040)='./file0\x00', r2, &(0x7f0000000180)='./file0\x00', 0x2) ioctl$VHOST_SET_LOG_FD(r1, 0x4004af07, &(0x7f0000000000)=r2) ioctl$VHOST_SET_VRING_ADDR(r1, 0x4028af11, &(0x7f0000df5fd8)={0x0, 0x1, &(0x7f0000000200)=""/105, &(0x7f0000bf6000)=""/228, &(0x7f0000000080)=""/199}) ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000f82ffc)=0x4001) creat(&(0x7f00000001c0)='./file1\x00', 0x0) 2018/03/31 00:57:34 executing program 3: mkdir(&(0x7f0000000140)='./control\x00', 0x18c) r0 = accept4$unix(0xffffffffffffffff, &(0x7f0000000000)=@abs, &(0x7f0000000080)=0x6e, 0x0) connect$unix(r0, &(0x7f00000000c0)=@file={0x1, './control/file0\x00'}, 0x6e) r1 = inotify_init() inotify_add_watch(r1, &(0x7f0000b3a000)='./control\x00', 0x40007fe) creat(&(0x7f000001cff0)='./control/file0\x00', 0x0) [ 382.082271] ? syscall_return_slowpath+0x2ac/0x550 [ 382.087211] ? prepare_exit_to_usermode+0x350/0x350 [ 382.092245] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 382.097626] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 382.102495] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 382.107723] RIP: 0033:0x454e79 [ 382.110917] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 382.118759] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 382.126048] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 2018/03/31 00:57:34 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000000afc87f56afe81e49056de7815d600"], 0x14}, 0x1}, 0x0) readv(r0, &(0x7f0000000640)=[{&(0x7f0000000080)=""/46, 0x6}, {&(0x7f0000001040)=""/4096, 0x1000}, {&(0x7f0000000200)=""/25, 0x19}, {&(0x7f0000000180)=""/80, 0x256}, {&(0x7f0000000400)=""/250, 0xfa}, {&(0x7f0000000300)=""/141, 0x239}, {&(0x7f0000000500)=""/149, 0x95}, {&(0x7f00000005c0)=""/107, 0x12}], 0x2) sendmsg$nl_generic(r0, &(0x7f00000003c0)={&(0x7f0000000800)={0x10}, 0xc, &(0x7f000000d379)={&(0x7f0000001000)=ANY=[@ANYBLOB="1400000042000700000000000000000000000000"], 0x14}, 0x1}, 0x0) 2018/03/31 00:57:34 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r0 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r0, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:34 executing program 2: io_setup(0xfffd, &(0x7f00000000c0)=0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio\x00', 0x840, 0x0) ioctl$EVIOCGKEY(r1, 0x80404518, &(0x7f0000000440)=""/4096) io_getevents(r0, 0x0, 0x0, &(0x7f0000000300), &(0x7f0000000400)={0x77359400}) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80800) ioctl$sock_inet6_tcp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000040)) [ 382.133358] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 382.140626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 382.147895] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000031 [ 382.155270] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/03/31 00:57:34 executing program 6: socket$inet_udp(0x2, 0x2, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x3, 0x2) r2 = syz_genetlink_get_family_id$fou(&(0x7f0000000480)='fou\x00') sendmsg$FOU_CMD_ADD(r1, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x3c, r2, 0x4, 0x70bd2c, 0x25dfdbfd, {0x1}, [@FOU_ATTR_AF={0x8, 0x2, 0x2}, @FOU_ATTR_IPPROTO={0x8, 0x3, 0x87}, @FOU_ATTR_IPPROTO={0x8, 0x3, 0x33}, @FOU_ATTR_IPPROTO={0x8, 0x3, 0x67}, @FOU_ATTR_IPPROTO={0x8, 0x3, 0x88}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000001}, 0x10) r3 = syz_open_dev$sndpcmc(&(0x7f00000003c0)='/dev/snd/pcmC#D#c\x00', 0x8000000000000008, 0x3fb) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000100)={0x0, 0x8, 0x100, 0x9, 0x3f, 0x2}, &(0x7f0000000140)=0x14) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r3, 0x84, 0x77, &(0x7f0000000180)={r4, 0x9, 0x4, [0x9, 0x8, 0x2, 0xcfdf]}, &(0x7f00000001c0)=0x10) setsockopt$inet6_int(r0, 0x29, 0xc8, &(0x7f0000000000), 0x4) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r3, &(0x7f0000000380)={&(0x7f0000000200)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000280)={0xac, r5, 0x300, 0x70bd28, 0x25dfdbfd, {0xe}, [@IPVS_CMD_ATTR_DAEMON={0x30, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x7}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1={0xff, 0x1, [], 0x1}}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x3}]}, @IPVS_CMD_ATTR_DAEMON={0x3c, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0xc}}]}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x9}]}, @IPVS_CMD_ATTR_DEST={0x18, 0x2, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@dev={0xac, 0x14, 0x14, 0x17}}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7f}]}, 0xac}, 0x1, 0x0, 0x0, 0x40000}, 0x804) r6 = socket$nl_xfrm(0x10, 0x3, 0x6) setsockopt$inet6_MRT6_ADD_MIF(0xffffffffffffffff, 0x29, 0xca, &(0x7f0000000440), 0xc) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_POOL(r3, 0xc058534b, &(0x7f0000000580)={0x4, 0x3d, 0x8, 0x4, 0x1, 0x2}) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000040)={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0xe4e6}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x3]}, 0x5c) close(r6) 2018/03/31 00:57:35 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x40000, 0x0) r2 = accept4$vsock_stream(r1, &(0x7f0000000100)={0x28, 0x0, 0x2711, @reserved=0x1}, 0x10, 0x800) connect$vsock_stream(r2, &(0x7f0000000140)={0x28, 0x0, 0x2710, @hyper}, 0x10) writev(r0, &(0x7f0000000740)=[{&(0x7f0000000a00)="c1", 0x1}], 0x1) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2}, 0xb) close(r0) 2018/03/31 00:57:35 executing program 3: unshare(0x60000000) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$TIOCSWINSZ(r0, 0x5414, &(0x7f0000000080)={0x8000, 0x9, 0xe7, 0x5ba0dd93}) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000280)='iso9660\x00', 0x1000004, 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, &(0x7f00000000c0)) 2018/03/31 00:57:35 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000400)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_ENABLE_CAP(r1, 0x4068aea3, &(0x7f0000000000)={0x79}) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000540)) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffff9c, 0x84, 0xe, &(0x7f0000000140)={0x0, 0xffffffffffff0000, 0x401, 0x80, 0x5, 0x9, 0x4, 0x81, {0x0, @in={{0x2, 0x4e20}}, 0x0, 0x1ff, 0x101, 0x8001, 0x4}}, &(0x7f0000000340)=0xb0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000000380)={0x8ed, 0x2, 0x7, 0x1, r4}, &(0x7f00000003c0)=0x10) clock_nanosleep(0x7, 0x1, &(0x7f0000000580)={0x77359400}, &(0x7f00000005c0)) dup(r2) r5 = dup(r1) get_thread_area(&(0x7f0000000440)={0x6, 0x20100800, 0xffffffff, 0x6, 0xffff, 0x0, 0x80000000000000, 0x8, 0x5, 0xa2}) ioctl$UFFDIO_COPY(r5, 0xc028aa03, &(0x7f0000000080)={&(0x7f0000ffc000/0x4000)=nil, 0x4000}) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000200)={{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0xebb2f35e4fb92cb7}) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r5, 0x84, 0x79, &(0x7f00000000c0)=0x9, 0x4) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000480)={[0x3, 0x2e9, 0xff5d, 0x2000, 0x7f, 0x6, 0x6, 0x8, 0x1, 0x3, 0x10, 0x401, 0x8, 0x81, 0xa22a, 0x8000], 0xd000}) 2018/03/31 00:57:35 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000000000)) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r0 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r0, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:35 executing program 0 (fault-call:10 fault-nth:50): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:35 executing program 2: kexec_load(0x3, 0x0, &(0x7f0000000140), 0x280000) r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000140)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$EVIOCGSND(r1, 0x8040451a, &(0x7f0000000180)) ioctl$KVM_RUN(r0, 0xae80, 0x0) r2 = ioctl$KVM_CREATE_VM(0xffffffffffffff9c, 0xae01, 0x0) ioctl$KVM_SET_IRQCHIP(r2, 0x8208ae63, &(0x7f0000000000)=@ioapic={0x2000, 0xfffffffffffffffb, 0x7, 0x1, 0x0, [{0x7, 0x1000, 0x5, [], 0x5}, {0x2, 0x7f, 0x1, [], 0xff}, {0x100, 0x4, 0x0, [], 0x1}, {0xa5, 0x300000000000000, 0x80000000, [], 0x81}, {0x100, 0x7fff, 0x10001, [], 0xdb14}, {0x710, 0x5, 0x1, [], 0xc0}, {0x100000001, 0x5, 0x3f, [], 0x3}, {0x50, 0x7, 0x6, [], 0x9994}, {0x5, 0x5, 0xffffffffffffffc1, [], 0x7}, {0x4, 0x9, 0x7}, {0xfffffffffffffff8, 0x981, 0x81, [], 0x4}, {0xfffffffffffffffd, 0x100000000, 0x3, [], 0x3f}, {0x800100, 0x7, 0x2, [], 0xffffffffffffff55}, {0x7, 0x6, 0x7f, [], 0xba43}, {0xfffffffffffffffe, 0x52, 0x5, [], 0x5}, {0x0, 0x4, 0x1, [], 0x8}, {0xff, 0x10001, 0x30db, [], 0xf0a6}, {0x1, 0x6, 0x0, [], 0x2}, {0x2, 0x7fff, 0x2, [], 0x7}, {0x1, 0x100000000, 0x214, [], 0x100000001}, {0x6, 0xab, 0x1, [], 0xffffffffffffff2a}, {0x35, 0x7b18, 0x6, [], 0x1d2}, {0x3, 0xd33, 0x6, [], 0x7}, {0x3, 0x2, 0x4, [], 0x75}]}) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hwrng\x00', 0x600000, 0x0) sendmsg(r0, &(0x7f0000f12fd8)={&(0x7f0000218000)=@in={0x2, 0x4e20}, 0x10, &(0x7f0000f1dfc0), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="100000000000140000000000076100002ee77868e397a2aeb863485661655845498210e4266be38c1a47a2fd51951b0f5f49723a85db0e1d"], 0x10}, 0x20000010) 2018/03/31 00:57:35 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3f3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, @perf_config_ext={0x3, 0x2}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000000)={&(0x7f00008dd000)=ANY=[], 0x0, &(0x7f000032eff0), 0x0, &(0x7f0000000180)=[@rights={0x18, 0x1, 0x1, [r1]}], 0x18}, 0x0) recvmmsg(r1, &(0x7f0000000a80)=[{{&(0x7f0000000040)=@hci, 0x35, &(0x7f0000000480), 0x0, &(0x7f0000000500)=""/21, 0x15}}], 0x1, 0x0, &(0x7f0000000b40)) 2018/03/31 00:57:35 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000040)="6370757365740e6d25000000000000d66d7e1451d5131a61d800", 0x2, 0x0) read(r1, &(0x7f0000000240)=""/232, 0xe8) [ 382.731819] IPVS: ftp: loaded support on port[0] = 21 [ 382.759339] FAULT_INJECTION: forcing a failure. [ 382.759339] name failslab, interval 1, probability 0, space 0, times 0 [ 382.770706] CPU: 0 PID: 23423 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 382.778081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 382.787451] Call Trace: [ 382.790049] dump_stack+0x194/0x24d [ 382.793689] ? arch_local_irq_restore+0x53/0x53 [ 382.798374] should_fail+0x8c0/0xa40 [ 382.802099] ? kstrdup+0x39/0x70 [ 382.805482] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 382.810596] ? cgroup_apply_control_enable+0x390/0xbc0 [ 382.815888] ? kernfs_iop_mkdir+0x153/0x1e0 [ 382.820214] ? vfs_mkdir+0x390/0x600 [ 382.823936] ? SyS_mkdir+0x220/0x2a0 [ 382.827659] ? do_syscall_64+0x281/0x940 [ 382.831731] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 382.837100] ? find_held_lock+0x35/0x1d0 [ 382.841160] ? find_held_lock+0x35/0x1d0 [ 382.845260] ? __lock_is_held+0xb6/0x140 [ 382.849316] ? check_same_owner+0x320/0x320 [ 382.853633] ? rcu_note_context_switch+0x710/0x710 [ 382.859444] ? rcu_read_lock_sched_held+0x108/0x120 [ 382.864453] should_failslab+0xec/0x120 [ 382.868426] kmem_cache_alloc+0x47/0x760 [ 382.872473] ? memcpy+0x45/0x50 [ 382.875737] ? kstrdup+0x59/0x70 [ 382.879102] __kernfs_new_node+0xe2/0x570 [ 382.883239] ? kernfs_dop_revalidate+0x380/0x380 [ 382.887984] ? snprintf+0xc0/0xf0 [ 382.891427] ? vsprintf+0x40/0x40 [ 382.894867] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 382.899792] ? cgroup_file_name+0x1d0/0x1d0 [ 382.904104] kernfs_new_node+0x80/0xe0 [ 382.907981] __kernfs_create_file+0x4b/0x320 [ 382.912384] cgroup_addrm_files+0x3c5/0xa70 [ 382.916708] ? cgroup_file_write+0x710/0x710 [ 382.921194] ? cgroup_idr_replace+0x3f/0x50 [ 382.925508] ? __lock_is_held+0xb6/0x140 [ 382.929563] ? __local_bh_enable_ip+0x121/0x230 [ 382.934222] ? online_css+0x224/0x2e0 [ 382.938013] css_populate_dir+0x198/0x420 [ 382.942413] cgroup_apply_control_enable+0x390/0xbc0 [ 382.947506] ? cgroup_propagate_control+0x570/0x570 [ 382.952521] ? css_populate_dir+0x289/0x420 [ 382.957004] cgroup_mkdir+0x56f/0xfc0 [ 382.960798] ? __lock_is_held+0xb6/0x140 [ 382.964848] ? cgroup_destroy_locked+0x750/0x750 [ 382.969590] ? rcu_read_lock_sched_held+0x108/0x120 [ 382.974607] ? kmem_cache_free+0x258/0x2a0 [ 382.978840] ? set_nlink+0xc1/0x160 [ 382.982453] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 382.987369] ? generic_permission+0x105/0x3c0 [ 382.991850] ? cgroup_destroy_locked+0x750/0x750 [ 382.996592] kernfs_iop_mkdir+0x153/0x1e0 [ 383.000731] vfs_mkdir+0x390/0x600 [ 383.004255] SyS_mkdir+0x220/0x2a0 [ 383.007780] ? SyS_mkdirat+0x2b0/0x2b0 [ 383.011653] ? do_syscall_64+0xb7/0x940 [ 383.015619] ? SyS_mkdirat+0x2b0/0x2b0 [ 383.019493] do_syscall_64+0x281/0x940 [ 383.023370] ? vmalloc_sync_all+0x30/0x30 [ 383.027504] ? finish_task_switch+0x1c1/0x7e0 [ 383.031984] ? syscall_return_slowpath+0x550/0x550 [ 383.036903] ? syscall_return_slowpath+0x2ac/0x550 [ 383.041817] ? prepare_exit_to_usermode+0x350/0x350 [ 383.046838] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 383.052193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 383.057030] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 383.062206] RIP: 0033:0x454e79 [ 383.065379] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 383.073071] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 383.080326] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 383.087581] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 383.094851] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 383.102105] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000032 [ 383.109533] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/03/31 00:57:36 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000040)={'rose0\x00', {0x2, 0x4e23, @broadcast=0xffffffff}}) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x3}, 0x4) getsockopt$packet_int(r0, 0x107, 0x15, &(0x7f0000004000), &(0x7f0000001ffc)=0x4) 2018/03/31 00:57:36 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r1, &(0x7f000070ffe3)={0xa, 0x1000004e20}, 0x1c) setsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000080)={0x0, 0x4}, 0x10) sendto$inet6(r1, &(0x7f000023effe)="7f", 0x1, 0x0, &(0x7f000010e000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) recvmmsg(r1, &(0x7f0000006640)=[{{&(0x7f0000002fc0)=@generic, 0x80, &(0x7f0000005300)=[{&(0x7f0000004300)=""/4096, 0x1000}], 0x1, &(0x7f0000005380)=""/18, 0x12}}, {{&(0x7f00000053c0)=@ethernet, 0x80, &(0x7f00000065c0), 0x0, &(0x7f0000006600)=""/38, 0x26}}], 0x2, 0x0, &(0x7f0000006840)={0x0, 0x989680}) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000180)={0x0, @in={{0x2}}, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x98) r2 = openat(0xffffffffffffffff, &(0x7f0000000100)='./file0\x00', 0x40000, 0x81) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') close(r2) sendmsg$IPVS_CMD_ZERO(r2, &(0x7f0000000380)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20020}, 0xc, &(0x7f0000000340)={&(0x7f0000000280)={0xbc, r3, 0x300, 0x4, 0x25dfdbff, {0x10}, [@IPVS_CMD_ATTR_DEST={0x3c, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x5379beba}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x6}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x422485464f6c7271}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x7}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e22}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e20}]}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, [@IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x80000001}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0xf}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x7}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x81}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x3}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfffffffffffffbff}, @IPVS_CMD_ATTR_DEST={0x38, 0x2, [@IPVS_DEST_ATTR_WEIGHT={0x8, 0x4}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@local={0xfe, 0x80, [], 0xaa}}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x2}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xfff}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x6}]}]}, 0xbc}, 0x1, 0x0, 0x0, 0x20000040}, 0x840) r4 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x561a, 0x0) ioctl$TIOCLINUX2(r4, 0x541c, &(0x7f00000000c0)={0x2, 0x7490, 0x515f, 0x0, 0x8, 0x800}) setsockopt$inet_udp_int(r0, 0x11, 0x0, &(0x7f0000000000), 0x4) 2018/03/31 00:57:36 executing program 5: r0 = accept4$inet(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, @multicast2}, &(0x7f0000000040)=0x10, 0x0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000080)={0x0, 0x401, 0x7f, 0x3f, 0x40, 0xfffffffffffffffb}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000100)={r1, 0x7}, &(0x7f0000000140)=0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x13, &(0x7f00003a4ffc)=0x1, 0x4) listen(r2, 0x0) shutdown(r2, 0x0) bind$inet(r2, &(0x7f0000516ff0)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) sendto$inet(r2, &(0x7f0000588fff), 0xfffffffffffffea7, 0x20020006, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f0000c82fec)={0x0, 0x20000000012c6, 0xffffffffffffa66d}, 0x14) shutdown(r2, 0x1) 2018/03/31 00:57:36 executing program 4: unshare(0x20000000) clone(0x0, &(0x7f0000b53000), &(0x7f000084effc), &(0x7f0000c35ffc), &(0x7f0000b3bfff)) ptrace$pokeuser(0x6, 0x0, 0x100000001, 0x9) wait4(0x0, 0x0, 0x40000000, &(0x7f0000781f70)) gettid() r0 = getpgrp(0xffffffffffffffff) ioprio_set$pid(0x1, r0, 0x4001) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x10) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0xe67, 0x2000) pipe(&(0x7f0000000480)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0xfffffffffffffffa, 0x0, 0x10001, 0x7}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000000240)={0x6}) setsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000180)=@assoc_value={r1}, 0x8) clone(0x0, &(0x7f000052cf69), &(0x7f0000850ffc), &(0x7f0000e9b000), &(0x7f0000ce4000)) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r1, 0xfffffffffffffffe}, &(0x7f0000000080)=0x8) exit_group(0x7) 2018/03/31 00:57:36 executing program 0 (fault-call:10 fault-nth:51): mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x80) r0 = open(&(0x7f00000000c0)='./file0\x00', 0xa0441, 0x80) syz_mount_image$reiserfs(&(0x7f0000000000)='reiserfs\x00', &(0x7f0000000140)='./file0//ile0\x00', 0x6, 0x1, &(0x7f00000002c0)=[{&(0x7f0000000200)="ef472f633e48655f92f76d7748c0435daca789a08a9d7ca3e5c58491f86dc815163ae756d7c0e8998accdfdabe5739237ad7a9c209272854b50dcb8a4feaa859e96302ff75e3ebbbb1918fa858cdc1b99eaf399166e657cc9bc06e02d9d99931fa0f29b7b5e6290e5524aa50ab976d73722d1d1d36067bb4", 0x78, 0x1}], 0x3fe, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000180)='./file0//ile0\x00', 0x112) utime(&(0x7f0000000280)='./file0//ile0\x00', &(0x7f0000000340)={0x0, 0x2}) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000100)=0x1) rmdir(&(0x7f0000000080)='./file0//ile0\x00') connect(r0, &(0x7f0000000400)=@generic={0x5, "f0515754c793e1c836f25e854d541dc52c03e23930d66e18864ff34a5d0da5efccd5d2b256862de23bd08cbd143a7850319dfe281768818e9357ccccc392187be0b1b75e6ad2c1b000bc23788171d9d5c9b7203b2af891fe2caed76bc43c1d7ca87629a941647e4af9c9a0d1cc2124ffaef905f6263f88fca2941b3af389"}, 0x80) mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x10000002007) 2018/03/31 00:57:36 executing program 6: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x4031, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000398000)={0xaa}) poll(&(0x7f0000000000)=[{r0}], 0x1, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000838fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000040)) kcmp$KCMP_EPOLL_TFD(0x0, 0x0, 0x7, 0xffffffffffffffff, &(0x7f0000000100)) futex(&(0x7f0000012ffc), 0x0, 0x0, &(0x7f0000060ff0), &(0x7f00003cfffc), 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x0, 0x2) ioctl$sock_inet_udp_SIOCOUTQ(r1, 0x5411, &(0x7f00000000c0)) pkey_mprotect(&(0x7f0000012000/0x1000)=nil, 0x1000, 0x0, 0xffffffffffffffff) ioctl$UFFDIO_UNREGISTER(r0, 0x8010aa01, &(0x7f0000f8d000)={&(0x7f0000012000/0x2000)=nil, 0x2000}) 2018/03/31 00:57:36 executing program 3: pkey_mprotect(&(0x7f0000671000/0x4000)=nil, 0xffffffffffffff6a, 0x0, 0xffffffffffffffff) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff}) r1 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x800, 0x802) fcntl$setpipe(r0, 0x407, 0x8001) splice(r0, &(0x7f0000000040), r1, &(0x7f00000000c0), 0xffffffff, 0x2) 2018/03/31 00:57:36 executing program 7: mmap(&(0x7f0000cd2000/0x1000)=nil, 0x1000, 0x3000004, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0xd5e, 0x0) sendmsg$netrom(r1, &(0x7f0000000a80)={&(0x7f00000001c0)=@ax25={0x3, {"2f1b1346f6a3e4"}, 0xffffffffffffffe1}, 0x10, &(0x7f0000000800)=[{&(0x7f0000000240)="51271de417eb7ba802422b7a57330c732d64400202633f58a1c86231582f32ee0a32132c54792c46ef84a16b2105cd6f13202547623ca8492ff3c2888a150c6b39daf8809d056e6835dea843661b", 0x4e}, {&(0x7f00000002c0)="f38b64eac79281364b0858dc00cd6b7647682e76f276650e3c5ebae980e3d344eb1639a0113547fe4b1c7c47f62f3b4f64452c37193460786082afab0ede2063e6ff2f6c33a7148a0395da5df98e49ee2b745fc4c94e3ffb15c5225a75ff651f5c443027064c4e0651aeaad9fe067a18aef863705fe12bdd9822920f6cb2253f2884cdf4dd378a271d5cb05f5dfdfecdb218af1a323f6decc19f6b3746d7feea2db11afcc114f095a5d23ff5de110c704969ffbd0a6ff0ed7d951e202e67cefe7a3f6c8d96de2cd987d3534511f456363047150ff294190d84af871204", 0xdd}, {&(0x7f00000003c0)="4b4bb69ed70815911340786937e3974860099f1c4d6dbe80ea57ddecd7d33aaef38e60cdf164138cd940d9d0327f5aec3a1e752bf45382dfbed66b5f6abc5a279db04e801b20897b4a6bb9080fa798038aa945214a24bc7460a90155e8d436e25baee8a8d04947175b2f524bed9759c12c34be093b3f4adb5ee685858eeb8566e73dd94c8b1452fac351da38c43969126242636b44c1aa5bb9d636212737011025cb48993ca2d5c7c1e6d4de917ada312e31613af5fa729ad076a9eb06b9ca", 0xbf}, {&(0x7f0000000480)="0bdd994052766df4de321cde6546131ac7f0ad76f875afcd96adb712189656f7cab72e7ab3d049ad70403d95e3433ba8ba0b833545a044698db2ab349c09e75bb9f0", 0x42}, {&(0x7f0000000500)="799c67", 0x3}, {&(0x7f0000000540)="b24690685acfbb8e1a5e53f82b2b0f860033ed1624c763735096c03228bf7d49e53ebb475c89001bac45e4dcdfbc8e1b6b5428658bcd199f5e782e5892da8086399db899ef4832d0c47bd4944dd06ace0c242a15740817aacf8d8386cc06a4536b89dffde1a11b35a76845d5b8af4c3ad795b108f237b4b899a9d0cec08126673f61865c56fcae4f6c4f3e027a6036210bc4b9a70caefe797b037d7908a8a6d6537d1756", 0xa4}, {&(0x7f0000000600)="756bf87fb370034d28449580ed709a3d182e61ce6d9d0efc9e665107e49403b846b76aa1628e917283ba008d91decb65705ef717b4c2467c017c4187b61993af05ef2e278d5cdfade2d00350a947098263", 0x51}, {&(0x7f0000000680)="ff606ccfc861c53d1109319bd69a73690b4642e78928d110e98d676744fd6da8161f67e8c1d0e1c5f511fe229411cd730ea12f22163c1267056d22155a03408739dcc309b943626fb0661dbcc1fe61b46d6bc271a05f2f0e4ba212593b93e96e9c83ea266110e3374407c25dd412b6c61cfa4206b75d8140425c1aacd4307c0398cd596191f025", 0x87}, {&(0x7f0000000740)="150bf52d552ae38efc53", 0xa}, {&(0x7f0000000780)="5892c6a91de183f4acfdd08770c87dc4cbef2a1a6b51ab9657449bc52839ed6851a82b3b524e38ce005d14c8c9fb875f7d7b8f83174731c772d7389c0db8796de323ebdff26afbeaf61f03f5b6b48955c35ef2c5c6fbf02ea7d3ca3bd95e1e0053379d68beb729b87b4e896aca6323a194b6af95ca847838b3c5667df9d307", 0x7f}], 0xa, &(0x7f00000008c0)=[{0xc0, 0x110, 0x200, "5ebdb0db675beeee4fd37b810ced1b1f0f9516b5577e99d80da8551a5ec8fbeec27279d0877d50fce9b05dbd150fc3bd7f7c077247f50da44d6f04177bef75b8e70729a34511769fb3fde215c9ae47c194af1535e71117255a2b89c148634d864e2302840042c0fb8ab9a4acefdcc1e875ac15f0ad5b7a326fa0d90eccb4a211e68f2d2d0691307e430d29b6c47178a41cbd98e793d814552fe059c24026d11f4cf53f91bcbc320a39"}, {0x98, 0x101, 0x8, "aad3995411408c0a7ee67f0c80096ace399fd42285723b4867aa3a626f42f73115c077ce22ac6cd3a9eea822d747b4e106c5d7a6b5b5bf30089e2473ce3ddbcdb14ce52a369c0565c191661594d41a08cfa606901195d9ce8c92954c196f38ef2f339567e87fcc1b38ebe00305cfe15611183298064ff1a1575b0a8df0894aa220"}, {0x10, 0x110}, {0x18, 0x104, 0x19, "17d6e9459f8be5"}, {0x30, 0x10d, 0xe2d, "41df8272c567287c70e616ad0629247dc09a8ebb71eeb671393e97"}], 0x1b0, 0xc005}, 0x4000004) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000200), &(0x7f0000000040)=0x33d) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000080)={0x401, 0x7, 0x6, 0x31b, 0x5, [{0x2, 0x3, 0x0, 0x0, 0x0, 0x1000}, {0x3088, 0x48, 0xffffffff, 0x0, 0x0, 0x2001}, {0x4, 0x157, 0x2}, {0x780, 0x200, 0x9, 0x0, 0x0, 0x82}, {0x7, 0x9, 0x400, 0x0, 0x0, 0x2400}]}) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000bf7ffc), 0x4) [ 383.772339] FAULT_INJECTION: forcing a failure. [ 383.772339] name failslab, interval 1, probability 0, space 0, times 0 [ 383.783670] CPU: 1 PID: 23447 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 383.791083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 383.800449] Call Trace: [ 383.803064] dump_stack+0x194/0x24d [ 383.806708] ? arch_local_irq_restore+0x53/0x53 [ 383.811398] should_fail+0x8c0/0xa40 [ 383.815131] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 383.820264] ? rcu_read_lock_sched_held+0x108/0x120 [ 383.825333] ? find_held_lock+0x35/0x1d0 [ 383.829414] ? __lock_is_held+0xb6/0x140 [ 383.833497] ? check_same_owner+0x320/0x320 [ 383.837838] ? rcu_note_context_switch+0x710/0x710 [ 383.842781] should_failslab+0xec/0x120 [ 383.846762] kmem_cache_alloc_node_trace+0x5a/0x760 [ 383.851782] ? idr_alloc_u32+0x390/0x390 [ 383.855855] mem_cgroup_css_alloc+0x3b6/0x19c0 [ 383.860435] ? setup_cpu_cache+0x1c0/0x1c0 [ 383.864662] ? __kernfs_new_node+0x3f5/0x570 [ 383.869061] ? kernfs_dop_revalidate+0x380/0x380 [ 383.873810] ? trace_hardirqs_off+0x10/0x10 [ 383.878125] ? kernfs_link_sibling+0x27d/0x380 [ 383.882696] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 383.887649] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 383.892154] ? cgroup_file_name+0x1d0/0x1d0 [ 383.896463] ? mutex_unlock+0xd/0x10 [ 383.900174] ? __lock_is_held+0xb6/0x140 [ 383.904237] ? cgroup_addrm_files+0x67f/0xa70 [ 383.908765] ? trace_hardirqs_off+0x10/0x10 [ 383.913107] ? cgroup_file_write+0x710/0x710 [ 383.917521] ? cgroup_idr_replace+0x3f/0x50 [ 383.921857] ? trace_hardirqs_off+0x10/0x10 [ 383.926168] ? __lock_is_held+0xb6/0x140 [ 383.930253] ? __local_bh_enable_ip+0x121/0x230 [ 383.934935] ? __lock_is_held+0xb6/0x140 [ 383.938997] cgroup_apply_control_enable+0x44d/0xbc0 [ 383.944111] ? cgroup_propagate_control+0x570/0x570 [ 383.949130] ? css_populate_dir+0x289/0x420 [ 383.953450] cgroup_mkdir+0x56f/0xfc0 [ 383.957238] ? __lock_is_held+0xb6/0x140 [ 383.961291] ? cgroup_destroy_locked+0x750/0x750 [ 383.966058] ? rcu_read_lock_sched_held+0x108/0x120 [ 383.971086] ? kmem_cache_free+0x258/0x2a0 [ 383.975327] ? set_nlink+0xc1/0x160 [ 383.978949] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 383.983884] ? generic_permission+0x105/0x3c0 [ 383.988411] ? cgroup_destroy_locked+0x750/0x750 [ 383.993204] kernfs_iop_mkdir+0x153/0x1e0 [ 383.997367] vfs_mkdir+0x390/0x600 [ 384.000902] SyS_mkdir+0x220/0x2a0 [ 384.004481] ? SyS_mkdirat+0x2b0/0x2b0 [ 384.008427] ? do_syscall_64+0xb7/0x940 [ 384.012580] ? SyS_mkdirat+0x2b0/0x2b0 [ 384.016458] do_syscall_64+0x281/0x940 [ 384.020367] ? vmalloc_sync_all+0x30/0x30 [ 384.024525] ? _raw_spin_unlock_irq+0x27/0x70 [ 384.029028] ? finish_task_switch+0x1c1/0x7e0 [ 384.033515] ? syscall_return_slowpath+0x550/0x550 [ 384.038445] ? syscall_return_slowpath+0x2ac/0x550 [ 384.043365] ? prepare_exit_to_usermode+0x350/0x350 [ 384.048371] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 384.053725] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.058566] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 384.063744] RIP: 0033:0x454e79 [ 384.067049] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 384.074785] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 384.082042] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 384.089299] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 384.096565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 384.103838] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000033 [ 384.112043] kasan: CONFIG_KASAN_INLINE enabled [ 384.117389] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 384.124828] general protection fault: 0000 [#1] SMP KASAN [ 384.130369] Dumping ftrace buffer: [ 384.133914] (ftrace buffer empty) [ 384.137624] Modules linked in: [ 384.140822] CPU: 1 PID: 23447 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #372 [ 384.148182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 384.157808] RIP: 0010:__mem_cgroup_free+0x71/0x110 [ 384.163192] RSP: 0018:ffff8801aaf375b0 EFLAGS: 00010206 [ 384.168661] RAX: 0000000000000011 RBX: 0000000000000000 RCX: ffffffff8310cdfd [ 384.176020] RDX: 0000000000040000 RSI: ffffc90001ec0000 RDI: 0000000000000088 [ 384.183291] RBP: ffff8801aaf375d0 R08: 0000000000000000 R09: ffff8801aaf373a8 [ 384.190558] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 384.197827] R13: ffff8801cb2aa4c0 R14: dffffc0000000000 R15: ffff8801cb2aa4c0 [ 384.205103] FS: 00007f6bdcd98700(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 [ 384.213326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 384.219203] CR2: 0000001b9bc24000 CR3: 00000001cb927003 CR4: 00000000001606e0 [ 384.226476] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 384.233741] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 384.241026] Call Trace: [ 384.243620] mem_cgroup_css_alloc+0x403/0x19c0 [ 384.248199] ? setup_cpu_cache+0x1c0/0x1c0 [ 384.252434] ? __kernfs_new_node+0x3f5/0x570 [ 384.256848] ? kernfs_dop_revalidate+0x380/0x380 [ 384.261609] ? trace_hardirqs_off+0x10/0x10 [ 384.265934] ? kernfs_link_sibling+0x27d/0x380 [ 384.270518] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 384.275447] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 384.279945] ? cgroup_file_name+0x1d0/0x1d0 [ 384.284271] ? mutex_unlock+0xd/0x10 [ 384.287990] ? __lock_is_held+0xb6/0x140 [ 384.292057] ? cgroup_addrm_files+0x67f/0xa70 [ 384.296558] ? trace_hardirqs_off+0x10/0x10 [ 384.300886] ? cgroup_file_write+0x710/0x710 [ 384.305306] ? cgroup_idr_replace+0x3f/0x50 [ 384.309633] ? trace_hardirqs_off+0x10/0x10 [ 384.313954] ? __lock_is_held+0xb6/0x140 [ 384.318025] ? __local_bh_enable_ip+0x121/0x230 [ 384.322694] ? __lock_is_held+0xb6/0x140 [ 384.326767] cgroup_apply_control_enable+0x44d/0xbc0 [ 384.331875] ? cgroup_propagate_control+0x570/0x570 [ 384.336901] ? css_populate_dir+0x289/0x420 [ 384.341665] cgroup_mkdir+0x56f/0xfc0 [ 384.345466] ? __lock_is_held+0xb6/0x140 [ 384.349526] ? cgroup_destroy_locked+0x750/0x750 [ 384.354277] ? rcu_read_lock_sched_held+0x108/0x120 [ 384.359287] ? kmem_cache_free+0x258/0x2a0 [ 384.363534] ? set_nlink+0xc1/0x160 [ 384.367161] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 384.372086] ? generic_permission+0x105/0x3c0 [ 384.376592] ? cgroup_destroy_locked+0x750/0x750 [ 384.381439] kernfs_iop_mkdir+0x153/0x1e0 [ 384.385600] vfs_mkdir+0x390/0x600 [ 384.389141] SyS_mkdir+0x220/0x2a0 [ 384.392682] ? SyS_mkdirat+0x2b0/0x2b0 [ 384.396575] ? do_syscall_64+0xb7/0x940 [ 384.400550] ? SyS_mkdirat+0x2b0/0x2b0 [ 384.404437] do_syscall_64+0x281/0x940 [ 384.408322] ? vmalloc_sync_all+0x30/0x30 [ 384.412470] ? _raw_spin_unlock_irq+0x27/0x70 [ 384.416967] ? finish_task_switch+0x1c1/0x7e0 [ 384.421471] ? syscall_return_slowpath+0x550/0x550 [ 384.426402] ? syscall_return_slowpath+0x2ac/0x550 [ 384.431415] ? prepare_exit_to_usermode+0x350/0x350 [ 384.436435] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 384.441821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 384.446682] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 384.451867] RIP: 0033:0x454e79 [ 384.455052] RSP: 002b:00007f6bdcd97c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 384.463189] RAX: ffffffffffffffda RBX: 00007f6bdcd986d4 RCX: 0000000000454e79 [ 384.470457] RDX: 0000000000000000 RSI: 0000010000002007 RDI: 0000000020002a40 [ 384.477725] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 384.484994] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 384.492280] R13: 00000000000003ea R14: 00000000006f7e90 R15: 0000000000000033 [ 384.499570] Code: 00 00 48 89 f8 48 c1 e8 03 42 80 3c 30 00 0f 85 99 00 00 00 4f 8b a4 e5 f0 09 00 00 49 8d bc 24 88 00 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 88 00 00 00 49 8b bc 24 88 00 00 00 e8 77 [ 384.518825] RIP: __mem_cgroup_free+0x71/0x110 RSP: ffff8801aaf375b0 2018/03/31 00:57:36 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 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={&(0x7f0000ba4000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f00000000c0), &(0x7f0000000100)=0x8) r2 = eventfd2(0x0, 0x0) ioctl$KVM_IOEVENTFD(0xffffffffffffffff, 0x4040ae79, &(0x7f0000000d00)={0x0, &(0x7f0000000380)}) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000000000)={0x0, &(0x7f000002d000), 0x2, r2, 0x3}) ioctl$KVM_IOEVENTFD(r1, 0x4040ae79, &(0x7f0000683000)={0x0, &(0x7f000002d000), 0x2, r2, 0x7}) sched_getattr(0x0, &(0x7f0000000280), 0xff06, 0x0) [ 384.525305] ---[ end trace 55f6f042fc36ec6e ]--- [ 384.530091] Kernel panic - not syncing: Fatal exception [ 384.536022] Dumping ftrace buffer: [ 384.539570] (ftrace buffer empty) [ 384.543281] Kernel Offset: disabled [ 384.546910] Rebooting in 86400 seconds..