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"}) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000000380)=""/246) openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0x4000, 0x0) ioctl$KDDELIO(r0, 0x4b35, 0x8) r3 = socket(0x2, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$EVIOCGREP(r0, 0x4004743c, &(0x7f0000000480)=""/174) 2018/05/24 10:43:35 executing program 4: r0 = socket(0x3, 0x7, 0x8) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0xa4, r1, 0x10, 0x70bd25, 0x25dfdbfc, {0x9}, [@IPVS_CMD_ATTR_DEST={0x24, 0x2, [@IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x2}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x5}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x6}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e21}]}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}]}, @IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfffffffffffffffa}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x68282948}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xbcd}, @IPVS_CMD_ATTR_DAEMON={0x34, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xfffffffffffffff7}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x7ff}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}]}]}, 0xa4}, 0x1}, 0x20008881) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) getsockopt$sock_cred(r0, 0x1, 0xa, &(0x7f0000000100), &(0x7f0000000140)=0xc) 2018/05/24 10:43:35 executing program 3 (fault-call:6 fault-nth:24): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:35 executing program 6: r0 = socket$inet6(0xa, 0x80002, 0x88) recvfrom$inet6(r0, &(0x7f0000fbef6d)=""/185, 0xffffffffffffffa8, 0x0, 0x0, 0x277d2e4469051f95) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000080)={0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00000000c0)=0x1c) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000100)={0x7ff, 0x6, 0x820b, 0x1, 0x81, 0x200, 0x3, 0x8479, r1}, &(0x7f0000000140)=0x20) bind$inet6(r0, &(0x7f00008a8000)={0xa, 0x4e23}, 0x1c) r2 = socket$inet6(0xa, 0x8000000000000802, 0x88) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@local={0xfe, 0x80, [], 0xaa}, 0x6, 0x2, 0xff, 0x6, 0x100000001, 0x7, 0x7f}, 0x20) sendmsg$inet_sctp(r2, &(0x7f00000005c0)={&(0x7f00005dafe4)=@in={0x2, 0x4e23}, 0x10, &(0x7f0000000400)=[{&(0x7f0000000040)="a4", 0x1}, {&(0x7f0000000280)}], 0x2}, 0x10008000) sendto$inet6(r2, &(0x7f0000000b40)="64f6baf697b0a04998263d7e3ef0a2fc387ba8b51d1934e6e35113b4ea9e58c3000000000100000067b2420759d590a655822e2e00adbcc7b1bedb48abb9899e4bf870b796", 0x45, 0x0, 0x0, 0x0) 2018/05/24 10:43:35 executing program 7: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/sockstat\x00') ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_VAPIC_ADDR(r3, 0xae80, &(0x7f0000000080)) 2018/05/24 10:43:35 executing program 5: openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x404000, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000240)="6e65740010df90fb2f000074d194152cab5074736e6d703600") getdents(r0, &(0x7f0000001100)=""/182, 0xb6) ioctl$KVM_DIRTY_TLB(r0, 0x4010aeaa, &(0x7f0000000000)={0x1, 0x8}) [ 499.772731] FAULT_INJECTION: forcing a failure. [ 499.772731] name failslab, interval 1, probability 0, space 0, times 0 [ 499.784123] CPU: 1 PID: 32513 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 499.791419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 499.800790] Call Trace: [ 499.803412] dump_stack+0x1b9/0x294 [ 499.807075] ? dump_stack_print_info.cold.2+0x52/0x52 [ 499.812300] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 499.817525] should_fail.cold.4+0xa/0x1a [ 499.821606] ? is_bpf_text_address+0xd7/0x170 [ 499.826131] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 499.831262] ? unwind_get_return_address+0x61/0xa0 [ 499.836220] ? __save_stack_trace+0x7e/0xd0 [ 499.840573] ? graph_lock+0x170/0x170 [ 499.844410] ? find_held_lock+0x36/0x1c0 [ 499.848496] ? __lock_is_held+0xb5/0x140 [ 499.852575] ? xlog_do_recovery_pass+0xe70/0x1430 [ 499.857457] ? check_same_owner+0x320/0x320 [ 499.861799] ? rcu_note_context_switch+0x710/0x710 [ 499.866751] __should_failslab+0x124/0x180 2018/05/24 10:43:35 executing program 4: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = pkey_alloc(0x0, 0x1) pkey_mprotect(&(0x7f000075b000/0x4000)=nil, 0x4000, 0x2, r0) futex(&(0x7f0000004000), 0x400000085, 0x0, &(0x7f0000001ff0), &(0x7f0000004000), 0x4020000002) 2018/05/24 10:43:35 executing program 5: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x5, 0x200000) setsockopt$inet_dccp_int(r0, 0x21, 0x7, &(0x7f0000000040)=0xc15a, 0x4) r1 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$IPT_SO_GET_ENTRIES(r1, 0x0, 0x41, &(0x7f00000000c0)={'mangle\x00'}, &(0x7f00000001c0)=0x24) [ 499.871179] should_failslab+0x9/0x14 [ 499.874997] kmem_cache_alloc_trace+0x2cb/0x780 [ 499.879701] ? __kmalloc_node+0x33/0x70 [ 499.883696] ? __kmalloc_node+0x33/0x70 [ 499.887689] ? rcu_read_lock_sched_held+0x108/0x120 [ 499.892728] __memcg_init_list_lru_node+0x17d/0x2c0 [ 499.897760] ? kvfree_rcu+0x20/0x20 [ 499.901405] ? __kmalloc_node+0x47/0x70 [ 499.905399] __list_lru_init+0x456/0x790 [ 499.909475] ? list_lru_destroy+0x4c0/0x4c0 [ 499.913814] ? mark_held_locks+0xc9/0x160 [ 499.917983] ? __raw_spin_lock_init+0x1c/0x100 2018/05/24 10:43:35 executing program 0: syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f00000007c0), 0x0, &(0x7f0000000700)=ANY=[@ANYBLOB='umask=5,mft_zone_multiplier']) statfs(&(0x7f0000000080)='./file1\x00', &(0x7f00000000c0)=""/132) [ 499.922580] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 499.927616] ? lockdep_init_map+0x9/0x10 [ 499.931699] sget_userns+0x767/0xf00 [ 499.935421] ? get_anon_bdev+0x2f0/0x2f0 [ 499.939502] ? destroy_unused_super.part.11+0x110/0x110 [ 499.944886] ? __alloc_pages_nodemask+0xacf/0xd70 [ 499.949751] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 499.954785] ? kasan_check_read+0x11/0x20 [ 499.958952] ? cap_capable+0x1f9/0x260 [ 499.962843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 499.968371] ? security_capable+0x99/0xc0 [ 499.972521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 499.978065] ? ns_capable_common+0x13f/0x170 [ 499.982463] ? get_anon_bdev+0x2f0/0x2f0 [ 499.986511] sget+0x10b/0x150 [ 499.989607] ? fuse_get_root_inode+0x190/0x190 [ 499.994184] mount_nodev+0x33/0x110 [ 499.997801] fuse_mount+0x2c/0x40 [ 500.001241] mount_fs+0xae/0x328 [ 500.004689] vfs_kern_mount.part.34+0xd4/0x4d0 [ 500.009261] ? may_umount+0xb0/0xb0 [ 500.012885] ? _raw_read_unlock+0x22/0x30 [ 500.017025] ? __get_fs_type+0x97/0xc0 [ 500.020904] do_mount+0x564/0x3070 [ 500.024442] ? copy_mount_string+0x40/0x40 [ 500.028667] ? rcu_pm_notify+0xc0/0xc0 [ 500.032548] ? copy_mount_options+0x5f/0x380 [ 500.036949] ? rcu_read_lock_sched_held+0x108/0x120 [ 500.041958] ? kmem_cache_alloc_trace+0x616/0x780 [ 500.046793] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 500.052323] ? _copy_from_user+0xdf/0x150 [ 500.056464] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 500.061992] ? copy_mount_options+0x285/0x380 [ 500.066480] ksys_mount+0x12d/0x140 [ 500.070100] __x64_sys_mount+0xbe/0x150 [ 500.074066] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 500.079079] do_syscall_64+0x1b1/0x800 [ 500.082962] ? finish_task_switch+0x1ca/0x840 [ 500.087448] ? syscall_return_slowpath+0x5c0/0x5c0 [ 500.092366] ? syscall_return_slowpath+0x30f/0x5c0 [ 500.097300] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 500.102670] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 500.107509] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 500.112688] RIP: 0033:0x455a09 [ 500.115865] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/24 10:43:36 executing program 7: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000200)=0x0) fcntl$setown(r1, 0x8, r2) accept4$packet(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000280)=0x14, 0x74b7a21fce7a4e6c) ioctl$sock_inet6_SIOCDELRT(r1, 0x890c, &(0x7f00000002c0)={@loopback={0x0, 0x1}, @dev={0xfe, 0x80, [], 0x19}, @empty, 0x20, 0x5, 0x2, 0x100, 0x8, 0x0, r3}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000000c0)={"73697b5174676e0000b700010000c2b1", 0x0}) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=@ipv6_newaddr={0x40, 0x14, 0x509, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r4}, [@IFA_CACHEINFO={0x14, 0x6, {0xfffffff0, 0x9}}, @IFA_LOCAL={0x14, 0x2, @local={0xfe, 0x80, [], 0xaa}}]}, 0x40}, 0x1}, 0x0) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x4) r5 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x3ff, 0x40) ioctl$SIOCSIFHWADDR(r5, 0x8924, &(0x7f0000000100)={'sit0\x00', @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x16}}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r5, 0x4040534e, &(0x7f0000000340)={0xdb, @tick=0x8, 0x1, {0x8, 0xff}, 0x7ff, 0x0, 0x5}) 2018/05/24 10:43:36 executing program 1: r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x6, 0x40) r1 = fcntl$getown(0xffffffffffffff9c, 0x9) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r0, 0xc1105518, &(0x7f0000000080)={{0x6, 0x5, 0x40, 0x1, "fe917cbe9b0046140d86ea932e3d3dfefb7a048de55d23591487426ce95ee81196b7205470c8bee84d4c2513", 0x5}, 0x0, 0x0, 0x2, r1, 0x26, 0x10001, "7dfc77580002df6e998858afee8e9cdf6044b79bd5f8939752ae8d5b29014e85b922ebf007ed05934de66923c26dced19ffbd7bb67ac5593c577a75d7e3b13e6", &(0x7f0000000040)='\'@eth1)#\x00', 0x9, [], [0x1, 0x0, 0x0, 0x8001]}) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) fcntl$setlease(r2, 0x400, 0x1) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r0, 0x40bc5311, &(0x7f00000001c0)={0x2, 0x0, 'client1\x00', 0xffffffff80000000, "eb5e80c64803a2df", "2481eceb25e9ebf96fba7b1c84456d94068b23359cfdf215198eaa2aa35e20dd", 0x9, 0x2}) r3 = syz_open_dev$sndmidi(&(0x7f0000000280)='/dev/snd/midiC#D#\x00', 0x8, 0xc0) ioctl$ASHMEM_SET_PROT_MASK(r0, 0x40087705, &(0x7f00000002c0)={0x3, 0x6}) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(r0, 0xc0a85322, &(0x7f0000000300)) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000400)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f0000000580)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000440)={0xc4, r4, 0x528, 0x70bd26, 0x25dfdbfe, {0x9}, [@IPVS_CMD_ATTR_DAEMON={0x4c, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1={0xff, 0x1, [], 0x1}}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @loopback={0x0, 0x1}}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1=0xe0000001}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x80000000}, @IPVS_CMD_ATTR_DAEMON={0x3c, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x5}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x7}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x69b5}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x6}]}, 0xc4}, 0x1, 0x0, 0x0, 0x4}, 0x8040) setsockopt$IP_VS_SO_SET_EDIT(r3, 0x0, 0x483, &(0x7f00000005c0)={0x0, @remote={0xac, 0x14, 0x14, 0xbb}, 0x4e20, 0x4, 'dh\x00', 0x34, 0x5, 0x8}, 0x2c) write$binfmt_script(r2, &(0x7f0000000600)={'#! ', './file0', [{0x20, '\'@eth1)#\x00'}], 0xa, "d8274cd26ceac71ea95df310ac325563a8e3e959636ca38d98f7f2108df261a35c41e99f5502b7ef2bb82eb142131bd6ee6ede1c643be9bc4a69bb997f76845bcd9fcf49c74dd17937528ed74441ea1cb87817cfcfb1f970af817d718083f70350b70c46f6d48e1348b83e57df1b83cdd28b4182ce679135c581dd4f369ce72ade"}, 0x96) ioctl$sock_bt_cmtp_CMTPCONNDEL(r3, 0x400443c9, &(0x7f00000006c0)={{0x80, 0x9, 0xffff, 0x3, 0x1, 0x6}}) fremovexattr(r3, &(0x7f0000000700)=@known='system.posix_acl_access\x00') ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000000740)={0x80000001, 0x7, 0x9, {0x77359400}, 0x0, 0x2}) r5 = openat$cgroup_ro(r3, &(0x7f00000007c0)='cpuacct.usage_percpu\x00', 0x0, 0x0) ioctl$KVM_SET_PIT(r5, 0x8048ae66, &(0x7f0000000800)={[{0x5, 0x6, 0xeba, 0x8, 0x7, 0x9, 0x14d, 0xff, 0x9, 0x8, 0x6, 0x80000001, 0x5}, {0x1, 0x3, 0x4, 0x4, 0x3b, 0xffffffffffffffff, 0x657127c9, 0xe3, 0x0, 0x7, 0x2, 0x5, 0x9}, {0x9, 0x5, 0x101, 0x2, 0x8, 0x1, 0xff, 0x5, 0xffffffffffff1acb, 0x8000, 0x4, 0x3, 0xba3d}], 0xffffffffffff2666}) r6 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000880)='/dev/ppp\x00', 0x100, 0x0) openat$null(0xffffffffffffff9c, &(0x7f00000008c0)='/dev/null\x00', 0x200200, 0x0) r7 = syz_open_dev$sndmidi(&(0x7f0000000900)='/dev/snd/midiC#D#\x00', 0x8, 0x8000) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000940), &(0x7f0000000980)=0x4) getsockopt$inet_pktinfo(r7, 0x0, 0x8, &(0x7f00000009c0)={0x0, @broadcast, @local}, &(0x7f0000000a00)=0xc) ioctl$FUSE_DEV_IOC_CLONE(r3, 0x8004e500, &(0x7f0000000a40)=r6) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r3, 0x84, 0xc, &(0x7f0000000a80), &(0x7f0000000ac0)=0x4) ioctl$KVM_GET_IRQCHIP(r0, 0xc208ae62, &(0x7f0000000b00)=@ioapic) ioctl$DRM_IOCTL_ADD_CTX(r6, 0xc0086420, &(0x7f0000000c00)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r5, 0x40086425, &(0x7f0000000c40)={r8, 0x1}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r7, 0x4010641c, &(0x7f0000000cc0)={r8, &(0x7f0000000c80)=""/34}) getsockopt$sock_linger(r5, 0x1, 0xd, &(0x7f0000000d00), &(0x7f0000000d40)=0x8) 2018/05/24 10:43:36 executing program 2: mkdir(&(0x7f0000218ff8)='./file0\x00', 0x0) setrlimit(0xc, &(0x7f00002ffff0)) mount(&(0x7f0000cec000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f00003f1ff9)='mqueue\x00', 0x0, &(0x7f0000b65000)) r0 = creat(&(0x7f0000015ff4)='./file0/bus\x00', 0x0) ioctl$DRM_IOCTL_FREE_BUFS(r0, 0x4010641a, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[0x5]}) [ 500.123560] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 500.130816] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 500.138072] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 500.145330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 500.152594] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:36 executing program 3 (fault-call:6 fault-nth:25): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:36 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="4626262c8523bf012cf66f") mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) bind$unix(r0, &(0x7f0000000080)=@file={0x1, './file0\x00'}, 0x6e) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000040), 0x4) 2018/05/24 10:43:36 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/ppp\x00', 0x101002, 0x0) fremovexattr(r0, &(0x7f0000000080)=@known='user.syz\x00') ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000b94000)=""/246) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000e9f000)=0x60020d) pread64(r0, &(0x7f0000000000)=""/103, 0x15934a4c, 0x0) write$binfmt_elf64(r0, &(0x7f00000000c0)={{0x7f, 0x45, 0x4c, 0x46, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x0, 0x0, 0x0, 0x38}, [{}]}, 0x78) [ 500.406788] ntfs: (device loop0): parse_options(): The mft_zone_multiplier option requires an argument. 2018/05/24 10:43:36 executing program 2: r0 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) r1 = semget$private(0x0, 0x0, 0x604) semctl$GETNCNT(r1, 0x5, 0xe, &(0x7f0000000000)=""/152) ioctl$SG_GET_TIMEOUT(r0, 0x2202, 0x0) [ 500.454707] ntfs: (device loop0): parse_options(): The mft_zone_multiplier option requires an argument. 2018/05/24 10:43:36 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x4}, 0x1c) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x0, 0x0) ioctl$KVM_GET_PIT2(r2, 0x8070ae9f, &(0x7f0000000080)) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000140)=0x800000000000004, 0x4) 2018/05/24 10:43:36 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000080)=0x110, 0x4) sendto$inet6(r0, &(0x7f00000000c0), 0x246, 0x0, &(0x7f0000005fe4)={0xa, 0x0, 0x100000002, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) modify_ldt$write(0x1, &(0x7f0000000000)={0x5, 0x0, 0xffffffff, 0x100, 0x6, 0x9, 0x10001, 0x4, 0x5, 0x2b}, 0x10) recvmmsg(r0, &(0x7f0000000940)=[{{0x0, 0x0, &(0x7f0000000340)}}, {{&(0x7f0000000380)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f0000000800), 0x0, &(0x7f0000000840)=""/217, 0xd9}}], 0x2, 0x12000, &(0x7f00000009c0)={0x77359400}) [ 500.567251] FAULT_INJECTION: forcing a failure. [ 500.567251] name failslab, interval 1, probability 0, space 0, times 0 [ 500.578562] CPU: 1 PID: 32564 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 500.585846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 500.595208] Call Trace: [ 500.597828] dump_stack+0x1b9/0x294 [ 500.601481] ? dump_stack_print_info.cold.2+0x52/0x52 [ 500.606666] ? kernel_text_address+0x79/0xf0 [ 500.611071] should_fail.cold.4+0xa/0x1a [ 500.615125] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 500.620228] ? graph_lock+0x170/0x170 [ 500.624020] ? save_stack+0x43/0xd0 [ 500.627635] ? kasan_kmalloc+0xc4/0xe0 [ 500.631516] ? __kmalloc+0x14e/0x760 [ 500.635223] ? __list_lru_init+0xdd/0x790 [ 500.639363] ? find_held_lock+0x36/0x1c0 [ 500.643414] ? __lock_is_held+0xb5/0x140 [ 500.647475] ? check_same_owner+0x320/0x320 [ 500.651785] ? rcu_note_context_switch+0x710/0x710 [ 500.656705] __should_failslab+0x124/0x180 [ 500.660932] should_failslab+0x9/0x14 [ 500.664719] kmem_cache_alloc_node_trace+0x26f/0x770 [ 500.669806] ? mark_held_locks+0xc9/0x160 [ 500.673953] ? __raw_spin_lock_init+0x1c/0x100 [ 500.678531] __kmalloc_node+0x33/0x70 [ 500.682320] kvmalloc_node+0x6b/0x100 [ 500.686107] __list_lru_init+0x559/0x790 [ 500.690160] ? list_lru_destroy+0x4c0/0x4c0 [ 500.694482] ? mark_held_locks+0xc9/0x160 [ 500.698623] ? __raw_spin_lock_init+0x1c/0x100 [ 500.703195] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 500.708200] ? lockdep_init_map+0x9/0x10 [ 500.712254] sget_userns+0x767/0xf00 [ 500.715963] ? get_anon_bdev+0x2f0/0x2f0 [ 500.720017] ? destroy_unused_super.part.11+0x110/0x110 [ 500.725370] ? __alloc_pages_nodemask+0xacf/0xd70 [ 500.730206] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 500.735212] ? kasan_check_read+0x11/0x20 [ 500.739362] ? cap_capable+0x1f9/0x260 [ 500.743241] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 500.748767] ? security_capable+0x99/0xc0 [ 500.752906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 500.758430] ? ns_capable_common+0x13f/0x170 [ 500.762847] ? get_anon_bdev+0x2f0/0x2f0 [ 500.766905] sget+0x10b/0x150 [ 500.769998] ? fuse_get_root_inode+0x190/0x190 [ 500.774577] mount_nodev+0x33/0x110 [ 500.778199] fuse_mount+0x2c/0x40 [ 500.781639] mount_fs+0xae/0x328 [ 500.784998] vfs_kern_mount.part.34+0xd4/0x4d0 [ 500.789566] ? may_umount+0xb0/0xb0 [ 500.793177] ? _raw_read_unlock+0x22/0x30 [ 500.797313] ? __get_fs_type+0x97/0xc0 [ 500.801201] do_mount+0x564/0x3070 [ 500.804743] ? copy_mount_string+0x40/0x40 [ 500.808972] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 500.813990] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 500.818733] ? retint_kernel+0x10/0x10 [ 500.822615] ? copy_mount_options+0x1f0/0x380 [ 500.827098] ? copy_mount_options+0x202/0x380 [ 500.831583] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 500.837113] ? copy_mount_options+0x285/0x380 [ 500.841600] ksys_mount+0x12d/0x140 [ 500.845224] __x64_sys_mount+0xbe/0x150 [ 500.849194] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 500.854200] do_syscall_64+0x1b1/0x800 [ 500.858075] ? finish_task_switch+0x1ca/0x840 [ 500.862558] ? syscall_return_slowpath+0x5c0/0x5c0 [ 500.867474] ? syscall_return_slowpath+0x30f/0x5c0 [ 500.872394] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 500.877749] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 500.882598] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 500.887772] RIP: 0033:0x455a09 [ 500.890945] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 500.898640] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 500.905895] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 500.913150] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 500.920406] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 500.927660] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:37 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = shmget$private(0x0, 0x4000, 0x81, &(0x7f0000ffc000/0x4000)=nil) shmat(r1, &(0x7f0000ffc000/0x4000)=nil, 0x4000) mlock(&(0x7f0000ffd000/0x1000)=nil, 0x1000) shmget(0x1, 0x1000, 0x80, &(0x7f0000ffd000/0x1000)=nil) shmctl$IPC_RMID(r1, 0x0) r2 = shmat(r1, &(0x7f0000ffc000/0x4000)=nil, 0x4000) shmdt(r2) 2018/05/24 10:43:37 executing program 2: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x300, 0x0) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f0000000040)=""/199) r1 = socket(0x10, 0x20000000000003, 0x0) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000000240)={r0, r0, 0x1000, 0x7, &(0x7f0000000140)="c556dedd2edbb2a283adc66bc55a63cff43a9f04807abf2d82a69f4368843fc23972afee03f958aa393885775fc78cf328b4f8a46e839c069282794a3f1e316918428c457a8620cb55b4ff077aa6ddb6fffbefacd084fc313836b8d4bb95ed776586186474bf6cd0df250672c8d917f5e20685344baf538d566f47e02e6797e973bb31421be9b99ec6eb43aff623fd1dca98043c2972224235c3c181dc9661d40ce0ded905c58e34839c8ba9700ca05c405b548ea02b0813f0e24482d1263ed99b1dba0e1bdcf91436dc2467587fbd4a705b4f48a3b42f065d2aad9a", 0x8, 0x270, 0xffffffff, 0xfff, 0x7fff, 0x7f, 0xfd0, "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"}) write(r1, &(0x7f0000944fde)="220000005e000721004f10f7e2ffd90000000000000000edff000000e700ff02f157", 0x22) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000ff7)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r2, 0xc004743e, &(0x7f0000000f0a)=""/246) recvfrom(r1, &(0x7f0000362f74)=""/140, 0x8c, 0x0, 0x0, 0x0) 2018/05/24 10:43:37 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) sync_file_range(r0, 0x0, 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bcsf0\x00', r1}) add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000140)="ceb4bb7de70614d375a0dcf541a3198cffba193f65f2daac4d70dc4f2df02c65582d065f6258b96e91d2acbd47c6c09d9267e4f8a9c4c4e33d869807e4c89b2a70fce0b2d022293c5f1bae6e4a482a72c5c2a26ec7bad68ff407d7681e65445d8012985ec286e63680a5076a5eefc25f6560de9042f893f86aa34ecc36308d22d77da097b5818b6bb304344f00366705f662a81bc1fa9503e1c04269c33a151ab1360c8ab00dbc2694c35de96b8aaa0ac5c70c49a1cce7d7b15a48dc417371631f8aea3f45e2ff00ead13261fbc8d94d017d8deeea469eade9c73337927a02ef5a173f9c4577bbe2fbc4ca57235f26d0867830", 0xf3, 0xfffffffffffffffb) r2 = add_key$keyring(&(0x7f0000000240)='keyring\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffff8) keyctl$unlink(0x9, r2, r2) 2018/05/24 10:43:37 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x600) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x1, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x6, 0x480000) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r3, 0xc0a85320, &(0x7f0000000040)={{0x1ff}, 'port1\x00', 0x0, 0x80448, 0x400, 0x200, 0x2, 0x7, 0x800000040, 0x0, 0x4, 0x8000c}) ioctl$BINDER_THREAD_EXIT(r2, 0x40046208, 0x0) ioctl$KVM_GET_MP_STATE(r2, 0x8004ae98, &(0x7f00000001c0)) 2018/05/24 10:43:37 executing program 3 (fault-call:6 fault-nth:26): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:37 executing program 0: r0 = socket(0xa, 0x1, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000180)=0x0) r2 = fcntl$getown(r0, 0x9) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00000001c0)=0x0) r4 = geteuid() getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000001640)={{{@in6=@local, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@broadcast}}, &(0x7f0000000200)=0xe8) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00000017c0)=0x0) lstat(&(0x7f0000001800)='./file0\x00', &(0x7f0000001840)={0x0, 0x0, 0x0, 0x0, 0x0}) ioctl(r0, 0x986c, &(0x7f0000008980)="54944ecae8c662c80a87e8dd01d7ccce7a93d775533ba6aa4d9867822eb51ce0166d96e8a0f848f9de2ed074faa9edca44882ff96f9472d72bb241b20d2fbc422c4ac04b12e8d1a5697a1859cb1804d45ac4c78bb88569ec66318b1cba070a4d6de0571c3054c2a78d5e2082b500c35acb294825c150f984552097c0befb6a1587135710c62cbd8ee20a92b387255cdefa573f5fc2d30e580449c83035e319193ea6c53d489c85c65bea828a80e5d0f26af77abae9deb0e865855cee3272c9645c973772d8d96d3d48f35600aecfd24d87c7f2c3de0e71e14650941ec864fd53cf4fba85b886dec461d52f94c631c257") r8 = getegid() ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f00000018c0)=0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000001900)={{{@in6=@mcast1, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@loopback}}, &(0x7f0000001a00)=0xe8) r11 = dup(r0) r12 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000008ac0)={0xffffffffffffffff, 0x0, 0x1, 0x200, &(0x7f0000008a80)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}, 0x20) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r11, 0x2405, r12) getresgid(&(0x7f0000001a40), &(0x7f0000001a80), &(0x7f0000001ac0)=0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000001b00)=0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000001b40)={{{@in=@multicast2, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in6=@local}}, &(0x7f0000001c40)=0xe8) fstat(r0, &(0x7f0000001c80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000001d00)=0x0) fstat(r0, &(0x7f0000001d40)={0x0, 0x0, 0x0, 0x0, 0x0}) fstat(r0, &(0x7f0000001dc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000008b00)=0x0) r21 = getuid() fstat(r0, &(0x7f0000008780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$netlink(r0, &(0x7f0000001e80)={&(0x7f0000000140)=@proc={0x10, 0x0, 0x25dfdbfc, 0xc20d8689ef69616b}, 0xc, &(0x7f0000001740)=[{&(0x7f0000000280)={0xec, 0x25, 0x108, 0x70bd27, 0x25dfdbff, "", [@generic="09aec8bbca742beb3cd1e5b458236c8daf8c8d409a9de9cab1a440c1ca139614c81f76dd772b1296bb01435f8ec5c95d74efeccb9a6462ca01937cacd1e0c9746f9f5aa79045870a047e1602162e99f23d05a81f9ca21029fdcc3d3d7fc9f79651c55b7b9878af2b6d328c4b2ea4ea10fe1a33415740899d0f90b5ca469b4d4118b4c4aff66d55c28e448ca8bd2bc29a913809d144c8fb60ba8b3bc15876f6fefe62c0346ad6917b4fd071aa90c5864af6ba1da215486b8f4a199088b0b7087fb4edf45411605c308397d88bcb4a5c7bdf9526ce9cb008079d3c8a1b"]}, 0xec}, {&(0x7f0000000380)={0x12ac, 0x2b, 0x300, 0x70bd2c, 0x25dfdbfb, "", [@generic="936e877d4f23c9c2bfadca2d8b4b29637bbc80931b4d91584bfd3657294e3a5af2a7cecaf1cd76705af9b921586d2940f256745773d010aa9b370c2fdadd1773378a1a982ac53800f4ea9d11c9e2b08413d1a0e98a98d355c8b3a8417b6337ccbb45694a5a66534005413d4dd9cd2651024bfe5edf56de23e6120520ab526a754875973d6841a370a15986a361a2c2c5baa7206d1bb8ab5da5", @generic="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@typed={0x14, 0x7, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}, @generic="e3b31dfd412cb239499ef13912f99cfc7ff8c0a83abc7b66134bf2567d3b42ca3234564cac804c9f409d01062a", @generic="1ef523a8b31a2600c4cc4530369075f3b321f27134e12590627cc7775367b2bbb6135decb8e01cde664c4599ace24e1e517c8a7006176ea6bd24bf1e9a899a2b6bc19564bace404cbd40b967da37d112a5ecb58f600431d927b51ab97b76b50af75d578f252c5d0d8bd86c7588b802933f0c89beb3b9d043d37a8db016577824e053536a363ea72aa94061a5bcab1a78b9590ba0bcc3edb563d712243c6ae6338385f3d2bbbe2a361fd23baf11f3e03eda215c43253e57dccfb7ba9525a152b24dc3c0becf51b39df2075f2bde55f914a182978c6122", @generic="8370c6ce9b3908e75d0f56cd2746f3aafb78cd45f4701cbd0b7fcd94a285bb4d8abb3fd58c795cd035e93b821b08fc591649b88c8d562c67706e993607a5ea6440693a7989", @nested={0x8, 0x64, [@typed={0x4, 0x7a}]}, 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", @generic="cbbcf15777a3f24e08ab72736dac86dd962258c2e5", @nested={0xec, 0x78, [@generic="db664015880c899b5503dd1dd8e8f6fbdc13fe7f38052487c3b2e687d81ae32e68914d7905b548d1f3c30f1cc3548909ef361d16193ee7a3be5b239aa5addafe30f7004d12243820f4797a246a832644046a3a04b9aa4028716254fcf19177e523c10cc724683be98fe469174be532bd6fbbdf922c0fc202915fc319359da9b0f0047b9cf9a7802f55a58f89597d152e882f30f00ad92087ce21171687f5642fb88e7c787660b3902205b7ef7d5a15833710892137112d67699e2d3e9bc9fe798af6aeb5080311ae14728575caf4b357684077515c208b56f1eb87a9767385dbbc41df9da88605"]}, @generic="56df8f94244bbcc6e4564b25cef9ced1f6916b96a426a357be8bbe62f5150fe17b60bb1f560657f0f9d3af8feb40918a3a411296731e210aa4290b1718d2402d37cc798c3031c7b567d7db135b4215393a5518bc5bbaa14613cd4da76f56672187a4237b1d7e9c234d8e93c15234aa33ed3b2255f02145b2f8d55f38bce5204b217cddcdbf164c8c2d3f09369b66981f4f9f76db823df35fa026f189e64ffa9af9ff1c9752c5caabd24fdf7dd4c369a1f8f23eb44d5ed177e4383a41751aa625fec21d68a627b99ba4a14cff4e1c6eb58295601a06985c137d3ed665f0cef103aa79c3e5f79b7cac0037ada11f551a6470c672"]}, 0x1204}], 0x5, &(0x7f0000008800)=[@cred={0x20, 0x1, 0x2, r6, r7, r8}, @rights={0x18, 0x1, 0x1, [r0, r0]}, @rights={0x30, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0]}, @rights={0x28, 0x1, 0x1, [r0, r0, r0, r0, r0, r0]}, @cred={0x20, 0x1, 0x2, r9, r10, r13}, @cred={0x20, 0x1, 0x2, r14, r15, r16}, @cred={0x20, 0x1, 0x2, r17, r18, r19}, @rights={0x30, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0, r0]}, @rights={0x18, 0x1, 0x1, [r0, r0]}, @cred={0x20, 0x1, 0x2, r20, r21, r22}], 0x158, 0x80}, 0x4804) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r23 = socket$alg(0x26, 0x5, 0x0) bind$alg(r23, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'sha512\x00'}, 0x58) getsockopt$IP_VS_SO_GET_DAEMON(r0, 0x0, 0x487, &(0x7f0000000000), &(0x7f0000000100)=0x30) accept4(r23, 0x0, &(0x7f0000000040), 0x0) recvfrom$packet(r0, &(0x7f0000000140), 0x0, 0x0, &(0x7f0000001ec0)={0x11, 0x0, 0x0, 0x1, 0x7, 0x6, @random="fefd41a0b8c1"}, 0x14) 2018/05/24 10:43:37 executing program 6: mprotect(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0) setrlimit(0x2, &(0x7f0000e63ff0)={0x2000000, 0x20080000000}) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x1c1102, 0x0) accept$packet(r0, &(0x7f0000000040)={0x0, 0x0, 0x0}, &(0x7f0000000100)=0x15d) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'bridge_slave_0\x00', r1}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/05/24 10:43:37 executing program 1: r0 = socket$packet(0x11, 0x800000000002, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f000095bffc)={0x0, 0x0, 0xfffffffffffffffc}, 0x4) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x81, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffff9c, 0x84, 0x22, &(0x7f0000000040)={0x80, 0x200, 0x5, 0x8, 0x0}, &(0x7f0000000080)=0x10) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000140)={r2, 0x58, &(0x7f00000000c0)=[@in={0x2, 0x4e23, @multicast1=0xe0000001}, @in={0x2, 0x4e23}, @in6={0xa, 0x4e24, 0xffffffff, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x200}, @in6={0xa, 0x4e22, 0x6, @ipv4={[], [0xff, 0xff]}, 0x2}]}, &(0x7f0000000180)=0x10) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r4 = socket(0x18, 0x0, 0x1) connect(r4, &(0x7f0000dcd000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @rand_addr}, 0x2}}, 0x2e) sendmmsg(r4, &(0x7f00000002c0), 0x40002cd, 0x0) 2018/05/24 10:43:37 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000683ff4)={@multicast2=0xe0000002, @loopback=0x7f000001}, 0xc) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000180)={@multicast2=0xe0000002, @loopback=0x7f000001, 0x0, 0x2, [@dev={0xac, 0x14, 0x14}, @loopback=0x7f000001]}, 0x18) setsockopt$inet_mreqsrc(r0, 0x0, 0x25, &(0x7f0000231000)={@multicast2=0xe0000002, @loopback=0x7f000001, @loopback=0x7f000001}, 0xc) [ 501.446394] Unknown ioctl -2143271671 [ 501.450890] Unknown ioctl 1074022600 [ 501.463333] Unknown ioctl -2143271671 [ 501.477711] Unknown ioctl 1074022600 2018/05/24 10:43:37 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="c626262c8523bf012cf66f") ioctl(r0, 0x8, &(0x7f0000000180)="25587e76cdca0fac8f3a00ce5a1d82144378d9463a7e5795950566242cb1611cab81bf643b6a656fc96e844799f8f18337f36d3ddd79032e0f15e606328b2b70692436d045fb148a884c1614baf119c65e01f736128eba810ab7345014448c76571d9933e4d4a63a777ddeed4280d7ca51bafb4a44a937b61a2808dd6b204d34861a59699670942c89078ac72ca3025f574b051567ad67ddcc862d628c722429c3caa11f23c39a53c6") r1 = timerfd_create(0x10000000000008, 0x0) getsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f0000000000)=0x6, &(0x7f0000000040)=0x4) timerfd_settime(r1, 0x1, &(0x7f0000000080)={{0x0, 0x989680}}, &(0x7f0000000140)) timerfd_settime(r1, 0x0, &(0x7f0000000100)={{0x5}, {0x0, 0x5f6c}}, &(0x7f000000ffe0)) 2018/05/24 10:43:37 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00003dd000)='/dev/ppp\x00', 0x0, 0x0) r1 = fcntl$getown(r0, 0x9) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000100)='tls\x00', 0x4) ptrace$setregs(0xf, r1, 0x40, &(0x7f0000000000)="34831719d0f2c7de260b224fff3aa67728127bb865a2fce787fcf7d0e16a4ae725d138c82dfdd90fbc47e427785361111345293458cfb0d18657e0b01b8492be3572f1ec87267cfd35054129c2e17bebedecafa8b481a6750cfef26941977fc07fd331dc739904fd7c63cc7dc35b0edfe1f3a8036e85d04def44010a33bb8236f3bb619421f89006990ec0bb3d51355d49fbbd0733182937636a438d6e44db4cadc77061d9928050c661300debf02b8c58bc40157c2e1edd57129178e3af0ceef1b12883884ae3f9fc476df99d5b3f497f94a58d94985dda1b27f8c6d6b05f45e011d9b9d92f323c45973bc94c1ccc102a6a9d1922") ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000000200)=""/246) ioctl$PPPOEIOCDFWD(r0, 0xb101, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00003dd000)='/dev/ppp\x00', 0x0, 0x0) fadvise64(r0, 0x0, 0x1, 0x0) ioctl$EVIOCGPROP(r2, 0xc004743e, &(0x7f0000000400)=""/246) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) [ 501.545786] FAULT_INJECTION: forcing a failure. [ 501.545786] name failslab, interval 1, probability 0, space 0, times 0 [ 501.557189] CPU: 0 PID: 32604 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 501.564493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 501.573871] Call Trace: [ 501.576489] dump_stack+0x1b9/0x294 [ 501.580153] ? dump_stack_print_info.cold.2+0x52/0x52 [ 501.585392] should_fail.cold.4+0xa/0x1a [ 501.589480] ? is_bpf_text_address+0xd7/0x170 [ 501.594011] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 501.599175] ? __save_stack_trace+0x7e/0xd0 [ 501.603534] ? graph_lock+0x170/0x170 [ 501.607380] ? find_held_lock+0x36/0x1c0 [ 501.611479] ? __lock_is_held+0xb5/0x140 [ 501.615593] ? check_same_owner+0x320/0x320 [ 501.619956] ? rcu_note_context_switch+0x710/0x710 [ 501.624932] __should_failslab+0x124/0x180 [ 501.629199] should_failslab+0x9/0x14 [ 501.633032] kmem_cache_alloc_trace+0x2cb/0x780 [ 501.637751] ? __kmalloc_node+0x33/0x70 [ 501.641755] ? __kmalloc_node+0x33/0x70 [ 501.645757] ? rcu_read_lock_sched_held+0x108/0x120 [ 501.650820] __memcg_init_list_lru_node+0x17d/0x2c0 [ 501.655872] ? kvfree_rcu+0x20/0x20 [ 501.659527] ? __kmalloc_node+0x47/0x70 [ 501.663540] __list_lru_init+0x456/0x790 [ 501.667635] ? list_lru_destroy+0x4c0/0x4c0 [ 501.671980] ? mark_held_locks+0xc9/0x160 [ 501.676159] ? __raw_spin_lock_init+0x1c/0x100 [ 501.680777] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 501.685833] ? lockdep_init_map+0x9/0x10 [ 501.690017] sget_userns+0x767/0xf00 [ 501.693755] ? get_anon_bdev+0x2f0/0x2f0 [ 501.697857] ? destroy_unused_super.part.11+0x110/0x110 [ 501.703343] ? __alloc_pages_nodemask+0xacf/0xd70 [ 501.708220] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 501.713263] ? kasan_check_read+0x11/0x20 [ 501.717435] ? cap_capable+0x1f9/0x260 [ 501.721349] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 501.726907] ? security_capable+0x99/0xc0 [ 501.731085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 501.736639] ? ns_capable_common+0x13f/0x170 [ 501.741075] ? get_anon_bdev+0x2f0/0x2f0 [ 501.745152] sget+0x10b/0x150 [ 501.748285] ? fuse_get_root_inode+0x190/0x190 [ 501.752893] mount_nodev+0x33/0x110 [ 501.756544] fuse_mount+0x2c/0x40 [ 501.760017] mount_fs+0xae/0x328 [ 501.763425] vfs_kern_mount.part.34+0xd4/0x4d0 [ 501.768054] ? may_umount+0xb0/0xb0 [ 501.771699] ? _raw_read_unlock+0x22/0x30 [ 501.775866] ? __get_fs_type+0x97/0xc0 [ 501.779780] do_mount+0x564/0x3070 [ 501.783349] ? copy_mount_string+0x40/0x40 [ 501.787604] ? rcu_pm_notify+0xc0/0xc0 [ 501.791523] ? copy_mount_options+0x5f/0x380 [ 501.795950] ? rcu_read_lock_sched_held+0x108/0x120 [ 501.800991] ? kmem_cache_alloc_trace+0x616/0x780 [ 501.805870] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 501.811430] ? _copy_from_user+0xdf/0x150 [ 501.815609] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 501.821168] ? copy_mount_options+0x285/0x380 [ 501.825697] ksys_mount+0x12d/0x140 [ 501.829353] __x64_sys_mount+0xbe/0x150 [ 501.833346] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 501.838381] do_syscall_64+0x1b1/0x800 [ 501.842272] ? finish_task_switch+0x1ca/0x840 [ 501.846782] ? syscall_return_slowpath+0x5c0/0x5c0 [ 501.851725] ? syscall_return_slowpath+0x30f/0x5c0 [ 501.856663] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 501.862028] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 501.866875] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 501.872067] RIP: 0033:0x455a09 [ 501.875245] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 501.882955] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 501.890219] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:43:37 executing program 4: r0 = memfd_create(&(0x7f00000000c0)='#em1#+\x00', 0x3) write(r0, &(0x7f0000000100)="b278d18aa7dbc626192ab39ee9d3debc698e9251f8f417e635c86e773c98ecbcdf1000cfa2394f610d45d964981946ca421ff6652def5fd7cc8cbc1c9052cb14bc10205ef9ee45601176276c73d19c2bd2e1c33df894ffe473803975f90f46d62f3dd34afdf491bb9c6a255af4e19e6fe13755744d4074c791782454c69084fd76fb111d4b20820e3a3d9bc4", 0x8c) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) dup3(r0, r0, 0x80000) semtimedop(0x0, &(0x7f0000000040)=[{}], 0x1, &(0x7f0000000080)) 2018/05/24 10:43:37 executing program 6: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x2b0100, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000000), 0x0) kexec_load(0x0, 0x1, &(0x7f0000000640)=[{&(0x7f0000001040)="ee5fa97c91384dff3fbede6b5c693f994035562a33c1a8", 0x17}], 0x0) r3 = open(&(0x7f0000000140)='./file0\x00', 0x248000, 0x20000) setsockopt$inet6_MRT6_DEL_MFC(r3, 0x29, 0xcd, &(0x7f0000000180)={{0xa, 0x4e20, 0x748, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x1}, {0xa, 0x4e24, 0x20, @local={0xfe, 0x80, [], 0xaa}, 0x39}, 0x5, [0x7f, 0x2e, 0x3, 0x6, 0x3, 0x6, 0x3]}, 0x5c) ioctl$KVM_RUN(r2, 0xae80, 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r3, 0x84, 0x16, &(0x7f0000000040)={0x5, [0x2, 0x3, 0x9, 0x70cb6d37, 0x6]}, 0xe) ioctl$KVM_SET_TSC_KHZ(r2, 0xaea2, 0x8) [ 501.897478] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 501.904737] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 501.911995] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:38 executing program 1: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r1, 0x40045431, &(0x7f00003b9fdc)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}) r2 = syz_open_pts(r1, 0x0) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r2, 0x111, 0x5, 0x3, 0x4) write(r1, &(0x7f0000c34fff), 0xffffff0b) ioctl$TIOCSSOFTCAR(r2, 0x5412, &(0x7f0000000000)) 2018/05/24 10:43:38 executing program 7: r0 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) ioctl$EVIOCREVOKE(r0, 0x40044591, &(0x7f0000000000)=0x7) ioctl$VHOST_SET_VRING_CALL(r0, 0x4008af21, &(0x7f0000000040)={0x2, r0}) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000080)={{{@in, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}}}, &(0x7f0000000180)=0xe8) fstat(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000240)={{{@in6=@mcast2={0xff, 0x2, [], 0x1}, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4e21, 0x3, 0x4e20, 0x4, 0x0, 0xa0, 0xa0, 0x3f, r1, r2}, {0x1494, 0x20, 0xffffffff00000000, 0x5c3e, 0x7, 0x1f, 0x900000000}, {0xbc, 0xfffffffffffffff8, 0x7}, 0x7ff, 0x6e6bbb, 0x8622648023f533c4, 0x0, 0x3}, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x4d2, 0x3f}, 0xa, @in6=@dev={0xfe, 0x80, [], 0x1f}, 0x3502, 0x1, 0x3, 0x1, 0xb1e, 0xbd4b, 0x5}}, 0xe8) ioctl$LOOP_SET_STATUS(r0, 0x4c02, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x5, 0x19, "fa000eed14b604f3aef7346a9ebc25620fc66986ec7193dbfcec2a8bc00b23b1371e05b22768032ad49c2507a540cb061c1c45b908b7e6090176796a4d99f884", "4957ed54e5f79683cf4999518332d3cdea77a657abb5eb3e354d11a87d215428", [0x8000, 0x9]}) sendmsg$netrom(r0, &(0x7f0000000800)={&(0x7f0000000400)=@ax25={0x3, {"ed0f0d9e273833"}, 0x5}, 0x10, &(0x7f0000000680)=[{&(0x7f0000000440)="02ccc6a4097a473c472438e93d8d29963a9e85001935008b6f505688fed94af0ae170e8ffa4ad5ac62f6aba8d80420122ec0a69322f553d8fd1b169b3dc69d7035316deb2d2529e0fa143fd2b2733d0d63607393dca188996ad0197064c9fe12", 0x60}, {&(0x7f00000004c0)="985a3390b573ea868e9a91419550059777e03c0a2bf47fe049d969e20ec33af567d4bfdf369b515a6b81cbe0cbc60d22ba368f6b80588b79a82c95dae32ed2f17266c5b07d21a929abfd42800dcc0fdd1f578ee35a9fda1c04125ac67814129e2a54c8fb25f31c9ed2251fc14ce132dafc4265485f383b9e8acf1218fa743c77de5491ea6e761ac58bb4d188fe05f0f7e67592d0385082100eaf4fb586a8ea5452197ec8c4323e4777036b6655ce5417d35667cb0a7239acf04a4b37b7ccea1a104c2b8b327cd72d13cd5ed83e72a735bc85b600b36ccdc9b968bf0aba", 0xdd}, {&(0x7f00000005c0)="a618c22ef076c798559f16cd97d2068dbe78ed9d668b8ed77a8e91e62ffca586d9c89bd7417b1592096368104ab24e148b361647084151d7b61e20483f51cb0b58748a34141d75d8b922479d8c16c2a337394660f1f083a6ec7a63bce9e913", 0x5f}, {&(0x7f0000000640)="bae40245", 0x4}], 0x4, &(0x7f00000006c0)=[{0x40, 0x11, 0x800000000000000, "e5d38addb5054eb4b0dbd21fafddb8c2d95f1ac56233904760c7b626f9b03a392b6073ed1cacbf3ad5c63f902a0f"}, {0xe8, 0x118, 0x80, "7028a269159c0e20ad38ca3ddc3a8c28d98d1ded1ad39b3f6c9e55c8b7079b90a960cebc6717c14959f3c9c15b58bb3ac5eb9aa29f011c8da40c79dac2f18e6382d55945993c33b09d2c553533f71009fb3c4ca4f470fd85a63cfcb255635e47144db525615629aa3f8dfd254c66f7d5d353628167e5a2d3b20f63cb1f10c537430cd9e2d1d8cceb65e99262415a3b6065221a30601cb5a348825ef7256851808bb1eb977f88ec1b90ee555f0e3bfc4bf31122666c8ad2ea97e6bf2dd6faf64c736d9796858ade445dc2151edb02e9e0252e514bcbe4"}], 0x128, 0x40000}, 0x0) ioctl$TCSBRK(r0, 0x5409, 0x0) r3 = accept$inet6(r0, 0x0, &(0x7f0000000840)) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000880)={0x0, @in={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x7f, 0x7fff}, &(0x7f0000000940)=0x90) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r3, 0x84, 0x19, &(0x7f0000000980)={r4}, 0x8) setsockopt$inet_sctp_SCTP_AUTH_DELETE_KEY(r0, 0x84, 0x19, &(0x7f00000009c0)={r4, 0x8}, 0x8) ioctl$TUNSETNOCSUM(r0, 0x400454c8, 0x0) close(r0) open_by_handle_at(r0, &(0x7f0000000a00)={0x39, 0xffffffffffffff68, "fc0101e1b2df742dc07f96b5eb4c68db0c489c666734ee268867f1b791688ca2354ceca6aaca4d7157db80a25aaf02d7dd"}, 0x400) ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000a40)={0x8000, 0x81, 0x3facef4b, 0xd29, 0x9, 0x6, 0x3e69, 0x100, 0x6, 0x8001, 0x8001, 0x7}) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r3, 0x84, 0x77, &(0x7f0000000a80)={r4, 0xbe}, 0x8) r5 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000ac0)='/dev/mixer\x00', 0x40, 0x0) connect$ipx(r5, &(0x7f0000000b00)={0x4, 0x51fb, 0x5, "ed229ef60232", 0x3ff}, 0x10) r6 = getpid() fcntl$setownex(r3, 0xf, &(0x7f0000000b40)={0x3, r6}) ioctl$DMA_BUF_IOCTL_SYNC(r5, 0x40086200, &(0x7f0000000b80)=0x1) ioctl$KDGKBSENT(r0, 0x4b48, &(0x7f0000000bc0)={0x3, 0xd3, 0x9}) syz_open_dev$evdev(&(0x7f0000000c00)='/dev/input/event#\x00', 0x80000000, 0x200200) setsockopt$inet6_IPV6_PKTINFO(r5, 0x29, 0x32, &(0x7f0000000c40)={@ipv4={[], [0xff, 0xff], @rand_addr=0xfffffffffffffffc}, r1}, 0x14) r7 = add_key$keyring(&(0x7f0000000d40)='keyring\x00', &(0x7f0000000d80)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0x0) request_key(&(0x7f0000000c80)='encrypted\x00', &(0x7f0000000cc0)={0x73, 0x79, 0x7a, 0x3}, &(0x7f0000000d00)='/dev/input/event#\x00', r7) openat$vcs(0xffffffffffffff9c, &(0x7f0000000dc0)='/dev/vcs\x00', 0x0, 0x0) ioctl$TIOCLINUX5(r5, 0x541c, &(0x7f0000000e00)={0x5, 0x7fffffff, 0x6073, 0x1, 0x6}) 2018/05/24 10:43:38 executing program 3 (fault-call:6 fault-nth:27): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:38 executing program 2: r0 = fcntl$getown(0xffffffffffffffff, 0x9) r1 = gettid() socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = syz_open_dev$vcsn(&(0x7f0000000180)='/dev/vcs#\x00', 0x100000000, 0x20000) kcmp(r0, r1, 0x5, r2, r3) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) bind(r4, &(0x7f00000000c0)=@ethernet={0x307}, 0x80) r5 = inotify_init1(0x0) r6 = semget(0x0, 0x3, 0x88) semctl$GETALL(r6, 0x0, 0xd, &(0x7f00000001c0)=""/177) r7 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x800, 0x141300) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r7, 0x4b33, &(0x7f0000000040)) vmsplice(r5, &(0x7f00000004c0)=[{&(0x7f00000003c0)}], 0x1, 0x0) 2018/05/24 10:43:38 executing program 5: r0 = socket(0x4, 0x6, 0xffffffff) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f00000000c0)=@req={0x200, 0x0, 0x0, 0x3}, 0x19) recvfrom$inet6(r0, &(0x7f0000000140)=""/131, 0x83, 0x0, &(0x7f00000012c0)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}}, 0x707000) 2018/05/24 10:43:38 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = creat(&(0x7f0000000200)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r2, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f00000000c0)=0x100000001, 0xbd) connect$inet6(r0, &(0x7f0000000140)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x1, &(0x7f0000000100)={0x303, 0x33}, 0x28) sendto$inet6(r0, &(0x7f00000005c0), 0x0, 0x4000, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c) 2018/05/24 10:43:38 executing program 0: symlink(&(0x7f0000000180)='/\x00', &(0x7f0000000140)='./file0\x00') syz_mount_image$ext4(&(0x7f0000000080)="e5700600", &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000400)=[{&(0x7f0000000000), 0x0, 0x1f23}, {&(0x7f00000001c0)="c1f417cb1ae70d6a38c1e2b04f4d177c839f0f4cd8dc2f5d818884b48a43f23578d8ea65c08e4aa5b7a68a330487dabdb367f37fd5f0e75a4637ad3abec7477905f2a1f899b14cdc387d0b95ef743baeb794cfc7625420d5b27e1b5fa73e8f4c5125fc7c26", 0x65, 0x1000}, {&(0x7f0000000240)="100e9c9ff59fc342a8e12ca73f92fc8419ff828d5d78583fc6107818b6e771edcac651880ebbe95af8bb5b1894f47145b57f3a930e91e8d41dc424c991aca4c1dd1445c11bf556e776bd006e29e08f1439a21d8f5439a17f016f9ca58ba72d0ec77e6f0b68c226d1fb66300edf4c6037583f5494b680e8b831a2e22d0d7bef834fb4e54385f5852bd467585922b5424a7bd860e2933209c4d3c5c4dbdaf3c746e6d3a173705a91fc6c8d2801fc2ad7e5d364304c7567ed72e4", 0xb9, 0x8}, {&(0x7f0000000300)="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", 0xfc, 0x20}], 0x10a036, &(0x7f0000000040)=ANY=[@ANYBLOB="00003e5f6be0c67f00"]) ioctl$sock_FIOGETOWN(0xffffffffffffff9c, 0x8903, &(0x7f0000000000)=0x0) socket$inet_icmp(0x2, 0x2, 0x1) syz_open_dev$sndmidi(&(0x7f0000000580)='/dev/snd/midiC#D#\x00', 0xfff, 0x200) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000600)) r1 = accept$netrom(0xffffffffffffff9c, &(0x7f0000000640), &(0x7f0000000680)=0x10) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000005c0)=0x0) tgkill(r0, r2, 0x26) fstat(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setfsgid(r3) 2018/05/24 10:43:38 executing program 6: r0 = socket$packet(0x11, 0x2, 0x300) socket$packet(0x11, 0x3, 0x300) getsockopt$packet_int(r0, 0x107, 0x13, &(0x7f0000000140), &(0x7f0000000180)=0x4) accept(r0, 0x0, &(0x7f0000000000)) 2018/05/24 10:43:38 executing program 7: r0 = socket(0xa, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000001c0)=@broute={'broute\x00', 0x20, 0x3, 0x4f0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000600], 0x0, &(0x7f00000000c0), &(0x7f0000000600)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x1, [{{{0x7, 0x0, 0x0, 'eql\x00', 'erspan0\x00', 'rose0\x00', 'bcsh0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], 0xd0, 0xd0, 0x120, [@pkttype={'pkttype\x00', 0x8}, @pkttype={'pkttype\x00', 0x8, {{0x0, 0x7}}}]}}, @common=@log={'log\x00', 0x28, {{0x2, "ed055adf236c80a4eeb620858ca5b509b07eb2d227b2ff2862a1be2576a0", 0x8}}}}]}, {0x0, '\x00', 0x1, 0xfffffffffffffffe, 0x2, [{{{0x3, 0x48, 0xd, 'nr0\x00', 'team_slave_0\x00', 'veth0_to_bond\x00', 'bcsh0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0xff, 0x0, 0x0, 0x0, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0x0, 0xff, 0x0, 0xff, 0xff], 0xa0, 0xd0, 0x120, [@state={'state\x00', 0x8, {{0x101}}}]}, [@common=@NFQUEUE0={'NFQUEUE\x00', 0x8, {{0x1000}}}]}, @common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0xffffffff, 'syz0\x00', 0xfffffffffffffff9}}}}, {{{0x19, 0x2, 0x19, 'veth1_to_bond\x00', 'ip6tnl0\x00', 'rose0\x00', 'gretap0\x00', @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [0x0, 0xff, 0xff], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [0xff, 0xff, 0x0, 0x0, 0x0, 0xff], 0x70, 0x1f0, 0x220}, [@common=@log={'log\x00', 0x28, {{0x2, "b61c1c8daac43f6711b8fcf9189146a5d7e2f4be3ca2bb88353ad7fd4c4b", 0x1}}}, @common=@SECMARK={'SECMARK\x00', 0x108, {{0x1, 0x9, 'system_u:object_r:tty_device_t:s0\x00'}}}]}, @common=@AUDIT={'AUDIT\x00', 0x8, {{0x3}}}}]}]}, 0x568) [ 502.358381] FAULT_INJECTION: forcing a failure. [ 502.358381] name failslab, interval 1, probability 0, space 0, times 0 [ 502.369738] CPU: 0 PID: 32651 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 502.377043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 502.386423] Call Trace: [ 502.389045] dump_stack+0x1b9/0x294 [ 502.392717] ? dump_stack_print_info.cold.2+0x52/0x52 [ 502.397962] should_fail.cold.4+0xa/0x1a [ 502.402072] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 502.407220] ? graph_lock+0x170/0x170 [ 502.411051] ? save_stack+0x43/0xd0 [ 502.414705] ? kasan_kmalloc+0xc4/0xe0 [ 502.418615] ? __kmalloc+0x14e/0x760 [ 502.422347] ? __list_lru_init+0xdd/0x790 [ 502.426518] ? find_held_lock+0x36/0x1c0 [ 502.430608] ? __lock_is_held+0xb5/0x140 [ 502.434713] ? check_same_owner+0x320/0x320 [ 502.439062] ? rcu_note_context_switch+0x710/0x710 [ 502.444024] __should_failslab+0x124/0x180 [ 502.448282] should_failslab+0x9/0x14 [ 502.452103] kmem_cache_alloc_node_trace+0x26f/0x770 [ 502.457224] ? mark_held_locks+0xc9/0x160 [ 502.461410] ? __raw_spin_lock_init+0x1c/0x100 [ 502.466034] __kmalloc_node+0x33/0x70 [ 502.469862] kvmalloc_node+0x6b/0x100 [ 502.473683] __list_lru_init+0x559/0x790 [ 502.477765] ? list_lru_destroy+0x4c0/0x4c0 [ 502.482103] ? mark_held_locks+0xc9/0x160 [ 502.486272] ? __raw_spin_lock_init+0x1c/0x100 [ 502.490872] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 502.495918] ? lockdep_init_map+0x9/0x10 [ 502.500007] sget_userns+0x767/0xf00 [ 502.503733] ? get_anon_bdev+0x2f0/0x2f0 [ 502.507825] ? destroy_unused_super.part.11+0x110/0x110 [ 502.513208] ? __alloc_pages_nodemask+0xacf/0xd70 [ 502.518085] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 502.523122] ? kasan_check_read+0x11/0x20 [ 502.527288] ? cap_capable+0x1f9/0x260 [ 502.531204] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 502.536753] ? security_capable+0x99/0xc0 [ 502.540920] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 502.546470] ? ns_capable_common+0x13f/0x170 [ 502.550894] ? get_anon_bdev+0x2f0/0x2f0 [ 502.554973] sget+0x10b/0x150 [ 502.558108] ? fuse_get_root_inode+0x190/0x190 [ 502.562707] mount_nodev+0x33/0x110 [ 502.566372] fuse_mount+0x2c/0x40 [ 502.569854] mount_fs+0xae/0x328 [ 502.573250] vfs_kern_mount.part.34+0xd4/0x4d0 [ 502.577849] ? may_umount+0xb0/0xb0 [ 502.581487] ? _raw_read_unlock+0x22/0x30 [ 502.585650] ? __get_fs_type+0x97/0xc0 [ 502.589562] do_mount+0x564/0x3070 [ 502.593129] ? do_raw_spin_unlock+0x9e/0x2e0 [ 502.597557] ? copy_mount_string+0x40/0x40 [ 502.601806] ? rcu_pm_notify+0xc0/0xc0 [ 502.605720] ? copy_mount_options+0x5f/0x380 [ 502.610137] ? rcu_read_lock_sched_held+0x108/0x120 [ 502.615168] ? kmem_cache_alloc_trace+0x616/0x780 [ 502.620030] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 502.625593] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 502.631141] ? copy_mount_options+0x285/0x380 [ 502.635658] ksys_mount+0x12d/0x140 [ 502.639300] __x64_sys_mount+0xbe/0x150 [ 502.643290] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 502.648327] do_syscall_64+0x1b1/0x800 [ 502.652225] ? finish_task_switch+0x1ca/0x840 [ 502.656737] ? syscall_return_slowpath+0x5c0/0x5c0 [ 502.661682] ? syscall_return_slowpath+0x30f/0x5c0 [ 502.666631] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 502.672018] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 502.676889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 502.682088] RIP: 0033:0x455a09 [ 502.685284] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 502.693009] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 502.700290] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:43:38 executing program 5: unshare(0x8000400) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x2}) readv(r0, &(0x7f0000001900)=[{&(0x7f0000001840)=""/153, 0x99}], 0x1) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0xc) ptrace$poke(0x5, r1, &(0x7f00000000c0), 0x7) [ 502.707569] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 502.714847] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 502.722123] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:38 executing program 2: r0 = socket$inet6(0xa, 0x8, 0x0) getsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f00000000c0), &(0x7f0000000100)=0x10) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000000)={0x0, 0x8, 0xff, 0x80000000}, &(0x7f0000000040)=0x10) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000140)={r1, 0x87, "43bd8b9fce3c86f1f09631d2d682b578be5eff416e4413ff5d35b35a976340bf4a90a648390a25d33f5aa8e344e3efd8138201380f0d6977dae57a9480531b88581c9fa149b88daa7e4963cd89825ce27f685e0605be59d52597cf2be179bf8df59538831a7c81361214148827a16ad4505b57da7cc02348eb3f203305af043196a03fd43f6cf1"}, &(0x7f0000000080)=0x8f) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000540)={{{@in6=@remote, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@remote}}, &(0x7f0000000640)=0xe8) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000680)={@local={0xfe, 0x80, [], 0xaa}, @empty, @mcast1={0xff, 0x1, [], 0x1}, 0x8, 0x0, 0x0, 0x500, 0x2, 0x2, r2}) 2018/05/24 10:43:38 executing program 3 (fault-call:6 fault-nth:28): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:38 executing program 6: r0 = socket$inet6(0xa, 0x1, 0x8010004000000084) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x8000, 0x0) ioctl$EVIOCSKEYCODE_V2(r1, 0x40284504, &(0x7f0000000080)={0x4, 0x7, 0x0, 0xfffffffffffffff7, "a2ebfcab5ca13237fa8964a4f2159eb476bd566282d89c13b4faa86262cb9781"}) bind$inet6(r0, &(0x7f0000186fe4)={0xa, 0x4e20}, 0x1c) r2 = fcntl$dupfd(r0, 0x0, r0) sendto$inet6(r2, &(0x7f0000000000)="cd", 0x1, 0x0, &(0x7f00005d6000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000001500)={0x0, 0x834, "e3704168584e365cc6e2c49d6762d3c96acd059819c32f2e44b8bc061de91c59cb46f88524aae188455400a495e8cbbcc8942a9ca4c0f4835c45b4b553f84f5f8cf7fb9fc7025fec05178ae0b1e4a7199e1cfd6044fde0ce5f7b536998d0dd0b77b002bb4528a9f20455fff36e7ab87dd5b44560da91a61333161add5487bbbf5f74a5845b24deded7850ef0a9dd125b20320c462774f12d48fc329c7db842c3e9020db7467f435a81bac7b42fb8fa43937db0bc1a0e9f635582dee345b7e2bfe202f8e7f461c074eebe6c86ccb5d24789b6c674f54176fd7754ea083249ead69d3c49572b200231961e3ded34c4eaa598b758ffb9b703c5e1f3a11d6a7700f5fc65df5fcadbc1dedea724d5518f50e59a1dd454f9f499c885e2ceb3ac37450112c8651b1ce51d20c90445dd9ae0360851ab6fc0091cc4486154972c5c06af0f86e2e1e68460d6d5a5cbaea815b2ff155671ad49952d43a675a0eb3fbebe84906fa1094c504806122e26a3a367660f3b6eae3947245bfef3784c7620b4d6e31118cf2824085a9d2a640b4670950ba8fc4d282db9334af4abb3420cc46c5b62294ba1d67824f28a350083ec480af15390f676a7a408835a7bfd8dfdf331f9cd44d01c52e07a89e1955423853dccdf75fe69fda20365f6b8c04547400d542a61add2cc3dcf7d4a0bdb67ea9220dd4c70e18d8fbc28a6a4f43ef3e53c9bb099e42396709ac0dd5116ce17f57571e75c2c50105920583d4e421099f40463d2b9b1bd70cd67994266d41eec9b93f2f6905bacdbb9c052a34a509d10ce832ba08aba2655091eeaaa44bd5ded25a09611d7d81da271c57b16d9c018bbbcc1a720135de28697da0597cc890a89393e53a19288ee5d743a23107f774acbeb2dc08d84bfda8267345df106e4434878f10b088093aba6436bcde5fdddf96f19c09a68e46b34f449c7f5bb9237f9c33d22bea81474014549011b7604c1eab154ed8519e8fcca40f931edcdb2765fd0fd806b6eea76a2f8167d2c71209c15ab6f00dac4889fd5730e81fd2743d48f465437eaeb668581e0de1264436f7853d79a860fd8200f5ae39a4602a8e9ff76f9ba9a6c54abdc77a1462db4cf7cb56c51f5d8ba28ca1b0f53084015bafec231ce067ad118a5013b7336425cdbb9634c73d7a4c53ce167f8e92411eb73a57be7bc4ebcb7f08a3053dead08d8a2ae099f508f420b0d12ccd58381d08f56d8b79ec0e092133671f8f8005aecd4fa31940fec57ecea8ae7949ab7c29057082e9f404f10c8c7a1c38c1085f2283d79b64e4597dfa54e12b88f1a8d8729f02dbbd283c51ec1d64c67f9c1a5a1925d22fe39ac9aaf7ce17c2ca5e4a24f9551647c16ef1154f854eb28246b7979405549cba6eeab471d354251fb8f72213b86860f4b0120f2df95e56c85edfda0c7b5481cee87d25318a4454d90d022b7573657cea579d7c4e291012cb006d08a3f4f850265fc03f6adcc6621efad94f327a83eb0120a8fd733a59a9ec8850df60ca60b72bf08780f14cffb7a53d307b106c0a7e694cb3706f78212acc2f488a54db89068e46eccf9ea6c50d4adc6c3786de629b87d2194c6012a683a62dc2fa3da0edd98e85193c44364cce82e68c567f42e3acf4f81ab8049e37be6946f54771534a159cbb00fd23c69515beae119a4dcd28237133c6b3875b625ebd6318b530240c9edd48e3f86c5e2e9aa497f5980a7292aac08c2e5d8021e73051b0359dd72a5d1dbc7e1da3e1585d9aa03a6d2aed7325b2d0fee679d5226b5d6fda1d2deee20836308bb1ae18c487950a17936c59683487f15b2c4f511c0b9ba4ed61923d3cd3b18b856cdc44afb7afef7f1ff01770d02fb6136f984621cb6ddc4e8c4122098c8dac5bd798fb1f82e3a733b948ff334e9df02055cb0f9ff3680fb33b21916492f1f3a6c65be16cfa22206a58fcfa7f5a18fdedd2867653e172d4c4f0df12d3c63df24ce176d812af48349b6e570b9950ca0cab7580d955c0ace23a29f08c3cfe79d1bc3584f4685c4e2de7d94656388da1d4187ffcb8a2cf382aec88f227c7e818cd764cbad4483c8f2c059b35be35919808c946ed199fc53e2a24ada4554a15bbfbbf51ad2c38d05079fd2c5ea347bd3711c16f2a306b64866bb8898faeb51e8aa73a7ce0ceb65df45f08b29fbce1cdc55e6ced9dbb7d9b07212471bc822b881822cb06141d68eed5e9ef125af75374a5108c9aac51935249f69706b4057c1d9a8ea0d7d17baa56eb26c3609ff98a6a714dbe6b059259765b32771dc5c443c50d867d55875553f4dc6511eeb09506d18d4981130484f17fc5328d630ce1e2df8078ce1d4d633cc5f07dbe04334996bed75e9b4a54a131bc8bd0956acf216c407cba943c66cdc91d65da22b54a6c86ab57c6952c94fd1583286d76622e11df3f0bf8b0e80e937db01a1487241fc08a637fead6b2accd8acbd2bcef0fd8e6ac1f201d21f59b23666e4824b68b1ce748e71aa40667664b53e739976f34adb1ed6d59f222be92f0c58123348d42d75cd6d89fce6dedf44c31050b5777bde2c3c970ab1e326549fbda084f9f26bc7c3f24d648a441289635f4a930861f8ce985547131133e208c04bf2e027463c1f4272b3eee89751aad03e707b6b543f15f8201b0ab0cff5c73da19ee7062d5e3673df8cbc668a2ccb6a360ef99b9c6a41bed78b86d02b65d67a44ca16f34428d8a7db2129593d866636f3e9a924ef9ff263cd6246b3336343574241553cf99de5a02600a40ad106f3c06c1211d29154456af0f78aefe8ce10df1f747a382c6636c9d7bf83ce9cb475e6274f084df055646f396b865cccc4d9abf7cc3007e1b460b6237661bcb92a2def0e40350825ea70749e5c2c8c6e98b6bce97a2152170a59ae63f8f3162622f6735c00dac1fcd7f6aaf44ef96060b28c24c78b03100f2ad7c2865518964552f8ee9b10832744ccb11b654d"}, &(0x7f00000000c0)=0x83c) ioctl$BLKROGET(r2, 0x125e, &(0x7f0000000100)) 2018/05/24 10:43:38 executing program 4: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x3f, 0x101000) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f00000000c0)={0x0, 0x4}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000001c0)={r1, 0xac}, &(0x7f0000000200)=0x8) ioctl$BLKRRPART(r0, 0x125f, 0x0) r3 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCDARP(r3, 0x8953, &(0x7f0000000000)={{0x2, 0x0, @multicast2=0xe0000002}, {0x0, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x5a, {0x2, 0x0, @loopback=0x7f000001}, 'bond0\x00'}) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000240)={r2, 0x6}, &(0x7f0000000280)=0x8) [ 502.857078] EXT4-fs (sda1): re-mounted. Opts: [ 502.929911] kernel msg: ebtables bug: please report to author: NOPROTO & 802_3 not allowed [ 502.944114] EXT4-fs (sda1): re-mounted. Opts: [ 502.960829] kernel msg: ebtables bug: please report to author: NOPROTO & 802_3 not allowed 2018/05/24 10:43:38 executing program 0: r0 = accept4(0xffffffffffffffff, &(0x7f00000000c0)=@can, &(0x7f0000000140)=0x80, 0x80000) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000180)) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='configfs\x00', 0x0, &(0x7f0000000040)) r1 = add_key$user(&(0x7f00000001c0)='user\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x2}, &(0x7f00000002c0)="086026ec6bbd17deeefe754e0a7e5bda86e65206141216b2dc090bac9e68c68561e512780fb3", 0x26, 0x0) keyctl$describe(0x6, r1, &(0x7f0000000300)=""/245, 0xf5) r2 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x0) r3 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) dup2(r3, r2) 2018/05/24 10:43:38 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = socket(0xa, 0x2, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000000000)={{}, {0x0, 0x0, 0x0, 0x0, 0xb8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff}, {0x2, 0xf002, 0x9, 0x0, 0x0, 0x0, 0x0, 0x1}, {0xf000, 0x11f004, 0xf}}) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x2) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f000000f000/0x18000)=nil, &(0x7f0000000180)=[@text32={0x20, &(0x7f0000000140)="0f0135330000000f21c7c4e3e95f6d02f50f01cbd0c16726f20f20e10f01df0fc75c63eadae90f2240"}], 0xaaaaaaaaaaaae51, 0x0, &(0x7f0000000580), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) [ 503.108336] FAULT_INJECTION: forcing a failure. [ 503.108336] name failslab, interval 1, probability 0, space 0, times 0 [ 503.119789] CPU: 0 PID: 32699 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 503.127083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 503.136454] Call Trace: [ 503.139063] dump_stack+0x1b9/0x294 [ 503.142717] ? dump_stack_print_info.cold.2+0x52/0x52 [ 503.147959] should_fail.cold.4+0xa/0x1a [ 503.152050] ? is_bpf_text_address+0xd7/0x170 [ 503.156587] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 503.161734] ? __save_stack_trace+0x7e/0xd0 [ 503.166088] ? graph_lock+0x170/0x170 [ 503.169947] ? find_held_lock+0x36/0x1c0 [ 503.174058] ? __lock_is_held+0xb5/0x140 [ 503.178152] ? check_same_owner+0x320/0x320 [ 503.182498] ? rcu_note_context_switch+0x710/0x710 [ 503.187466] __should_failslab+0x124/0x180 [ 503.191725] should_failslab+0x9/0x14 [ 503.195546] kmem_cache_alloc_trace+0x2cb/0x780 [ 503.200230] ? __kmalloc_node+0x33/0x70 [ 503.204217] ? __kmalloc_node+0x33/0x70 [ 503.208209] ? rcu_read_lock_sched_held+0x108/0x120 [ 503.213255] __memcg_init_list_lru_node+0x17d/0x2c0 [ 503.218300] ? kvfree_rcu+0x20/0x20 [ 503.221984] ? __kmalloc_node+0x47/0x70 [ 503.225994] __list_lru_init+0x456/0x790 [ 503.230085] ? list_lru_destroy+0x4c0/0x4c0 [ 503.234427] ? mark_held_locks+0xc9/0x160 [ 503.238604] ? __raw_spin_lock_init+0x1c/0x100 [ 503.243223] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 503.248284] ? lockdep_init_map+0x9/0x10 [ 503.252377] sget_userns+0x767/0xf00 [ 503.256108] ? get_anon_bdev+0x2f0/0x2f0 [ 503.260206] ? destroy_unused_super.part.11+0x110/0x110 [ 503.265591] ? __alloc_pages_nodemask+0xacf/0xd70 [ 503.270462] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 503.275502] ? kasan_check_read+0x11/0x20 [ 503.279671] ? cap_capable+0x1f9/0x260 [ 503.283589] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 503.289145] ? security_capable+0x99/0xc0 [ 503.293315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 503.298863] ? ns_capable_common+0x13f/0x170 [ 503.303287] ? get_anon_bdev+0x2f0/0x2f0 [ 503.307358] sget+0x10b/0x150 [ 503.310486] ? fuse_get_root_inode+0x190/0x190 [ 503.315081] mount_nodev+0x33/0x110 [ 503.318729] fuse_mount+0x2c/0x40 [ 503.322202] mount_fs+0xae/0x328 [ 503.325590] vfs_kern_mount.part.34+0xd4/0x4d0 [ 503.330192] ? may_umount+0xb0/0xb0 [ 503.333827] ? _raw_read_unlock+0x22/0x30 [ 503.337978] ? __get_fs_type+0x97/0xc0 [ 503.341874] do_mount+0x564/0x3070 [ 503.345413] ? do_raw_spin_unlock+0x9e/0x2e0 [ 503.349817] ? copy_mount_string+0x40/0x40 [ 503.354041] ? rcu_pm_notify+0xc0/0xc0 [ 503.358051] ? copy_mount_options+0x5f/0x380 [ 503.362449] ? rcu_read_lock_sched_held+0x108/0x120 [ 503.367459] ? kmem_cache_alloc_trace+0x616/0x780 [ 503.372308] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 503.377843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 503.383376] ? copy_mount_options+0x285/0x380 [ 503.387866] ksys_mount+0x12d/0x140 [ 503.391488] __x64_sys_mount+0xbe/0x150 [ 503.395458] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 503.400471] do_syscall_64+0x1b1/0x800 [ 503.404351] ? finish_task_switch+0x1ca/0x840 [ 503.408837] ? syscall_return_slowpath+0x5c0/0x5c0 [ 503.413769] ? syscall_return_slowpath+0x30f/0x5c0 [ 503.418709] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 503.424067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 503.428924] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 503.434102] RIP: 0033:0x455a09 [ 503.437303] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 503.445005] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 503.452267] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 503.459531] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 503.466803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 503.474066] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:39 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x6, 0x40000) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=@ipmr_newroute={0x24, 0x18, 0x200, 0x70bd2c, 0x25dfdbfc, {0x80, 0x0, 0x20, 0xc3b, 0x0, 0x5, 0xff, 0x2}, [@RTA_ENCAP_TYPE={0x8, 0x15, 0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x20000080) r1 = openat$md(0xffffffffffffff9c, &(0x7f0000000100)='/dev/md0\x00', 0x0, 0x0) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$BLKPG(r1, 0x40140921, &(0x7f0000000040)={0xb3, 0x1, 0x16, &(0x7f0000000140)}) 2018/05/24 10:43:39 executing program 1: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000000)={0x0, 0xcf3}) 2018/05/24 10:43:39 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") r1 = inotify_init1(0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000040)) fcntl$getownex(r1, 0x5, &(0x7f000045fff8)) 2018/05/24 10:43:39 executing program 6: socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000100)) r1 = socket(0x10, 0x803, 0x0) sendto(r1, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f0000003780)=[{{&(0x7f0000000040)=@in={0x0, 0x0, @dev}, 0x80, &(0x7f0000000200), 0x0, &(0x7f0000000280)=""/4096, 0x1000}}, {{&(0x7f0000001280)=@nfc, 0x80, &(0x7f00000025c0)=[{&(0x7f0000001300)=""/50, 0x32}, {&(0x7f0000001340)=""/78, 0x4e}, {&(0x7f00000013c0)=""/81, 0x51}, {&(0x7f0000001440)=""/67, 0x43}, {&(0x7f00000014c0)=""/62, 0x3e}, {&(0x7f00000015c0)=""/4096, 0x1000}], 0x6, &(0x7f0000002640)=""/56, 0x38}}, {{&(0x7f0000002680)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000003700), 0x0, &(0x7f0000003740)=""/30, 0x1e}}], 0x3, 0x0, &(0x7f0000000000)={0x77359400}) 2018/05/24 10:43:39 executing program 3 (fault-call:6 fault-nth:29): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:39 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x4000, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000000080)={&(0x7f0000011000/0x3000)=nil, 0x3000}) pipe2(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000000580)={0xaa}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r2, &(0x7f0000011fd2), 0xffffffee) ioctl$FIONREAD(r2, 0x541b, &(0x7f0000604ffc)) ioctl$sock_inet_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000000)) dup2(r1, r3) 2018/05/24 10:43:39 executing program 5: r0 = syz_open_dev$dmmidi(&(0x7f00000015c0)='/dev/dmmidi#\x00', 0x5, 0x222082) recvfrom$ax25(r0, &(0x7f0000001600)=""/222, 0xffffffffffffff32, 0x10002, &(0x7f0000001700)={0x3, {"f248a82e62c592"}, 0x1}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r1, &(0x7f0000000040)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)={0x550, 0xa, 0x800000000a, 0x2000000000001, 0x0, 0x0, {0x2, 0x0, 0x4}, [@nested={0x118c, 0x52, [@generic="ea09688b2aae317f66b33d49ab33b86f3aca71b637ec61de", @generic="fc785eb34dd148849ebb2882549d44a3e9d25ac0104b7067c2020e5ba1476b7a86b53bc9", @typed={0xc, 0xd, @u64=0x100}, @typed={0x14, 0x50, @ipv6=@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, @generic="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", @typed={0x78, 0x4, @binary="49afc101700b08058c6258930a7f1c210eea68873f77385abd47e6366d6d91bed6f6ceab20af7e45b0c3146aa942b80f28b3f0b1d46a51c68197d3ecdafbe3b7446a2f50d8385fbbfa742aa683b72be2636a4d25dcf6e1347d822921625140362ec898c3c7b9f703e2dc90b13ad8f2f38a3b8265"}, @generic="c90ce8f65745a11171650b699f0d144a725234f34a1285e4d8d3056fbdc995c7aa16f61df3164e5ab327ca65457c05c75890d738df53fa00769b3bc4f41b25cbb2457fd8542eb7707228f011e0c34606bae86b7f65c4537b642f83736916555a300c71020aaf657b06cff84f03885a5299fc09d222d4adebd3ada49c59352e7ebf0c7fd45c39b73bc148692d39b27f4438ac84d5ce469dd5c9d43493c745d6049f326f7e952a3ae7581ff59d6c67acf0a75202"]}, @generic="b2d1e79c8196a0d7058501a51d2a74c52da4a0d908ff72c2df760b10c70a57850f7bfdd3fb1debfe7cd0bf331a332ef9506efba6ca00e2f1dcc48d927a03a435e11e0b4cab8a977edf26a80aaa08d90ca50653f951b69957ff4bf4d70804154e1767393432cf45ae01c5ee8243c2fc4e30fd4fc2b1fc649d3520267ae848acaecc1d", @nested={0x40, 0x89, [@generic="466c1b760fc271754be671e734f8c845c8ae884d7f7b406fcfaa0335520459cfe727beac242c8e6b92e74683fe2a99477273669caa3eb4d9873730"]}, @nested={0x80, 0x5e, [@generic="f00724f372e38825b748c4af7fc942091c2b978daf53b62bfdf1ba758cc285a0a5d0235b4fdfc1f1e3eaa553e0b17f3fc56a6a7a7036862a8e4fde34f02eee65d97612f248518860fa0878c46123ce689e79e4fe6311faadfa34bad383c5ac95fd8ef606825c228cae3ead16727ce60e513f5a2a3782d478b0"]}, @generic="9ff4021b57aa46fd24d76c1f14b11cc5b52f06ea038a03a8c5cc8babf5de1131cfaca46382a87e0dbcbf63adea45b37a1260ba0fd7d95a7e6a9ea8a309abfdee034bde6aac2f978636931fdfed80450e6999fef3da6c0025b141e0bf9d0d4f99bee486aa0fdcbe4ea8a4394d1afaaca285f731fe285c7c0e2e1520b63b88c1c150d2091a1e033cf7a9cfe0c628015f02c7c7bb246e0c2cf0a6b862617ae5ff3521a8ba53e9df719d4897be3691c24435dabb46f909bb267e8c5c51c4fb9350215ab0a9cf434dc4", @generic="40594c63fdc9079ed28abf0fa491b155d15dbc33c0b485a98cfca151f929360f95d07b40d1909d58f9405c4264fba6b5cca022d878956f9271847ab9ec4ad18984fb7f3322e3ae3b7698bb2eafccfec9f49693dadfc0668e37055cc6697ab4d59496037aed8c2fa2a7c24f8025"]}, 0xfffffffffffffd4a}, 0x1}, 0x800000000000000) ioctl$DRM_IOCTL_CONTROL(r0, 0x40086414, &(0x7f0000001500)={0x3, 0x4}) 2018/05/24 10:43:39 executing program 0: r0 = socket$inet6(0xa, 0xa, 0xfff7) recvmsg(r0, &(0x7f0000005940)={&(0x7f0000004600)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000005900), 0x26f, 0x0, 0x30}, 0x0) bind$inet6(r0, &(0x7f00008a8000)={0xa, 0x80004e23}, 0x1c) syz_init_net_socket$llc(0x1a, 0x1, 0x0) r1 = socket$inet6(0xa, 0x8000000000000802, 0x88) sendmsg$inet_sctp(r1, &(0x7f0000001fc0)={&(0x7f00005dafe4)=@in={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10, &(0x7f00000026c0), 0x0, 0x0, 0xffffff7d}, 0x0) [ 503.880712] md: invalid raid superblock magic on ram22 [ 503.886156] md: ram22 does not have a valid v0.0 superblock, not importing! [ 503.891672] FAULT_INJECTION: forcing a failure. [ 503.891672] name failslab, interval 1, probability 0, space 0, times 0 [ 503.904943] CPU: 0 PID: 32736 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 503.912246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 503.921628] Call Trace: [ 503.924252] dump_stack+0x1b9/0x294 [ 503.927931] ? dump_stack_print_info.cold.2+0x52/0x52 [ 503.933175] should_fail.cold.4+0xa/0x1a [ 503.937271] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 503.942393] ? save_stack+0x43/0xd0 [ 503.946039] ? kmem_cache_alloc_trace+0x152/0x780 [ 503.950894] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 503.956087] ? __list_lru_init+0x456/0x790 [ 503.960320] ? sget_userns+0x767/0xf00 [ 503.964207] ? graph_lock+0x170/0x170 [ 503.968017] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 503.972780] ? do_mount+0x564/0x3070 [ 503.976489] ? ksys_mount+0x12d/0x140 [ 503.980283] ? __x64_sys_mount+0xbe/0x150 [ 503.984438] ? do_syscall_64+0x1b1/0x800 [ 503.988507] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 503.993874] ? find_held_lock+0x36/0x1c0 [ 503.997955] ? __lock_is_held+0xb5/0x140 [ 504.002038] ? check_same_owner+0x320/0x320 [ 504.006365] ? rcu_note_context_switch+0x710/0x710 [ 504.011295] __should_failslab+0x124/0x180 [ 504.015530] should_failslab+0x9/0x14 [ 504.019325] kmem_cache_alloc_trace+0x2cb/0x780 [ 504.023988] ? __kmalloc_node+0x33/0x70 [ 504.027956] ? __kmalloc_node+0x33/0x70 [ 504.031932] ? rcu_read_lock_sched_held+0x108/0x120 [ 504.036956] __memcg_init_list_lru_node+0x17d/0x2c0 [ 504.041975] ? kvfree_rcu+0x20/0x20 [ 504.045597] ? __kmalloc_node+0x47/0x70 [ 504.049572] __list_lru_init+0x456/0x790 [ 504.053644] ? list_lru_destroy+0x4c0/0x4c0 [ 504.057966] ? mark_held_locks+0xc9/0x160 [ 504.062110] ? __raw_spin_lock_init+0x1c/0x100 [ 504.066695] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 504.071722] ? lockdep_init_map+0x9/0x10 [ 504.075780] sget_userns+0x767/0xf00 [ 504.079487] ? get_anon_bdev+0x2f0/0x2f0 [ 504.083551] ? destroy_unused_super.part.11+0x110/0x110 [ 504.088909] ? __alloc_pages_nodemask+0xacf/0xd70 [ 504.093756] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 504.098784] ? kasan_check_read+0x11/0x20 [ 504.102932] ? cap_capable+0x1f9/0x260 [ 504.106827] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 504.112359] ? security_capable+0x99/0xc0 [ 504.116504] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 504.122038] ? ns_capable_common+0x13f/0x170 [ 504.126442] ? get_anon_bdev+0x2f0/0x2f0 [ 504.130508] sget+0x10b/0x150 [ 504.133621] ? fuse_get_root_inode+0x190/0x190 [ 504.138196] mount_nodev+0x33/0x110 [ 504.141855] fuse_mount+0x2c/0x40 [ 504.145309] mount_fs+0xae/0x328 [ 504.148693] vfs_kern_mount.part.34+0xd4/0x4d0 [ 504.153276] ? may_umount+0xb0/0xb0 [ 504.156990] ? _raw_read_unlock+0x22/0x30 [ 504.161134] ? __get_fs_type+0x97/0xc0 [ 504.165025] do_mount+0x564/0x3070 [ 504.168567] ? copy_mount_string+0x40/0x40 [ 504.172802] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 504.177559] ? retint_kernel+0x10/0x10 [ 504.181452] ? copy_mount_options+0x1f0/0x380 [ 504.185947] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 504.190796] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 504.196431] ? copy_mount_options+0x285/0x380 [ 504.200930] ksys_mount+0x12d/0x140 [ 504.204563] __x64_sys_mount+0xbe/0x150 [ 504.208529] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 504.213541] do_syscall_64+0x1b1/0x800 [ 504.217432] ? finish_task_switch+0x1ca/0x840 [ 504.221923] ? syscall_return_slowpath+0x5c0/0x5c0 [ 504.226853] ? syscall_return_slowpath+0x30f/0x5c0 [ 504.231782] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 504.237151] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 504.242008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 504.247201] RIP: 0033:0x455a09 [ 504.250382] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 504.258087] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 504.265349] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 504.272616] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:43:40 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000640)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000600)={&(0x7f0000000000)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000003000000"], 0x50}, 0x1}, 0x0) 2018/05/24 10:43:40 executing program 6: r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x80000000005, 0x84) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000001000)={0x0, @in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x98) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000180)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x88) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000001000)={{{@in=@rand_addr, @in6=@mcast1={0xff, 0x1, [], 0x1}}}, {{@in=@multicast2=0xe0000002}, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}}}, 0xe8) getsockopt$inet6_buf(r1, 0x29, 0x30, &(0x7f00000002c0)=""/144, &(0x7f0000001ffc)=0x90) r2 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x9, 0x200000) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r2, 0x800443d3, &(0x7f00000000c0)={{0xfff, 0x9, 0x8, 0x5, 0x1ff, 0xc92}, 0xfea, 0x2, 0x100}) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$SCSI_IOCTL_SEND_COMMAND(r0, 0x1, &(0x7f0000000640)={0x0, 0x0, 0x53}) splice(r1, &(0x7f0000000240), r2, &(0x7f0000000280), 0x5, 0x8) ioctl$SG_GET_RESERVED_SIZE(r0, 0x2272, &(0x7f0000000000)) [ 504.279878] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 504.287141] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 504.297774] md: md_import_device returned -22 2018/05/24 10:43:40 executing program 3 (fault-call:6 fault-nth:30): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:40 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0xc, &(0x7f0000000080)=0x7, 0x4) fadvise64(r0, 0x0, 0x1000, 0x7) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$KDMKTONE(r1, 0x4b30, 0x8) 2018/05/24 10:43:40 executing program 7: r0 = socket$inet(0x2, 0x802, 0x0) setsockopt$EBT_SO_SET_COUNTERS(r0, 0x0, 0x81, &(0x7f00000001c0)=ANY=[@ANYBLOB="6e6174000000000000024d000000000000000000000000000000080000000000040000000000008e343e0c0ed97e6c845cd168bb00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d8"], 0x1) setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f0000000640)=0x3, 0x4) ioctl$int_out(r0, 0x5460, &(0x7f0000000040)) setsockopt$IP_VS_SO_SET_DEL(r0, 0x0, 0x484, &(0x7f0000000080)={0xff, @broadcast=0xffffffff, 0x4e24, 0x0, 'ovf\x00', 0x20, 0x5, 0x5a}, 0x2c) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000700)=@broute={'broute\x00', 0x20, 0x2, 0x221, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000c40], 0x0, &(0x7f0000000000), &(0x7f0000000c40)=ANY=[@ANYBLOB="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"]}, 0x299) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f00000000c0)={0x2, 'ip6_vti0\x00', 0x2}, 0x18) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_opts(r1, 0x0, 0x4, &(0x7f0000000300)='\x00', 0xfffffffffffffebb) connect$inet(r1, &(0x7f0000000080)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f00003c4ff7)='/dev/kvm\x00', 0x0, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) writev(r2, &(0x7f000079e000)=[{&(0x7f0000085000)="2900000020001980013d7524000a002102000016000000800000000009000600000011e010315aec20", 0x29}], 0x1) setsockopt$inet_int(r1, 0x0, 0x14, &(0x7f0000000140), 0x4) fcntl$getflags(r1, 0x3) r3 = syz_open_dev$audion(&(0x7f0000000840)='/dev/audio#\x00', 0x8, 0x8000) sendmsg$alg(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000b80)="0277dc94e4786557fc813d1a5bf157322886dbdb27d5c4ec0134bcf3b5d6c4c0e1d2c981caac1fd0a031c3974939052bf39d65274c51ad86ea0c8b1d5f6726458696d01f4ede37efe33926fdafd73a25b36330d2d7b723058e660245b60843483487214cb5577b293afba5b858d732722a77a5821e869dd7de7880758e8964f6d388ae58e8f923eda04ad1e50a4e4c8e6028abc1cc3485b86d1ce0b2cd61ca48bda109f3e666b43ea450a393e01c64fd115b1b", 0xb3}], 0x1, &(0x7f0000000e80)=[@assoc={0x18, 0x117, 0x4, 0x35fb}, @assoc={0x18, 0x117, 0x4, 0x3}, @iv={0x30, 0x117, 0x2, 0x16, "d01407d9a01aa238ca3808bd5571b9ae6bade08c06c1"}], 0x60, 0x1}, 0x8000) setsockopt$SO_RDS_MSG_RXPATH_LATENCY(r0, 0x114, 0xa, &(0x7f0000000680)={0x1, '\r'}, 0x2) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000880)=@broute={'broute\x00', 0x20, 0x1, 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000700], 0x0, &(0x7f0000000800), &(0x7f00000007c0)=ANY=[@ANYPTR=&(0x7f0000000900)=ANY=[@ANYPTR64=&(0x7f0000000780)=ANY=[@ANYRES16=r0, @ANYRES16=r0, @ANYRES16=r0, @ANYPTR64, @ANYPTR64], @ANYBLOB="b170d52c8fccca6a6f2bf6544dfa7349e3aa86d03adb33e3221699197ff6774768c3135b2a134d05aa7ca70971e1ddb59277baa1da22a6956df05289ecdbbfe54f5f2a475f2616820096e2ace653649e564dcd8a9136e27709cc17cedbbf36e372636dae00dba9811f1d6b54745d583df5592b8d4febe3841fbcb53f7d68f5b1675dea3beb97d1d9436a7ea0ecd4cf15fb507c96c3d818703050624b1096004193b89ad27f8fd38f0f69368c54dc671c317ea0c73a59a9621cffbaf7b5fb28b1aad0e5082028ce5a07d357db8831e85b76745e4dab8750180bed69149f97c1c1372148", @ANYRES64=r0, @ANYBLOB="4d14a150c27c0c17d1b8253b2aa997571717f3478742067b83ea720f9939d2c02c7dc91a557525cb1e36568ed1d6a2fac0e1a910c2b998e060e021bf94e229dc0987ef217a7bff3557e173a89938f20f5278ff83b8a2d8b7d71a349c443a209d9fdefda53bde2f61e93ee00fe69ff84c51fe5e537d24459588d94ec2b4d09953474f3a0a47365b28fe6979b61a1498e45f3351ee589bd984fbae048ab731fea0ecf39c1d3a3ce907d6cef381c31fa3", @ANYBLOB="51713f0f85fa6e6e6674409aea3988a14b23bf2dc2e0601fdab2e501c187c477326359b2896aab5c1ddb5a055aab9116dec02e6845d6b59350762433b259cc79b085451275cac0bd42c1dce95e588b309b836dca5e32beea76f25a251e3b17f0c483e928da6e3c4eb93e07507f91eaf4c98bff14ea1b0e000e30b135e55e90db2223975a36d08fbf233dd2cfedbab1445e7def037b1720783e3d4950ed47946fe16d8dabe81fb12de8ca36d11c5b7066094d80f6aaf5c92eabc70faa0a25b5363954"]]}, 0x80) getsockopt$llc_int(0xffffffffffffffff, 0x10c, 0x6, &(0x7f0000000100), &(0x7f0000000140)=0x4) r4 = perf_event_open(&(0x7f0000223000)={0x2, 0x78, 0xe3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_open_dev$dspn(&(0x7f0000000380)='/dev/dsp#\x00', 0x6, 0x200) getsockopt$inet_opts(r5, 0x0, 0x0, &(0x7f00000003c0)=""/253, &(0x7f00000004c0)=0xfd) r6 = socket(0x11, 0x100000802, 0x0) write(r4, &(0x7f0000000540)="30351aeeea44d9e2b5dec441874a3069bdfe888cd9d19ab97b05ee0f528ffa3cfd1b70e15962c0615ec6c39990fff077d66f4a2deb48f0df0c70bd6c965933328d5c89e0f49183d19a9eb0afe481466ea5b2f77f57fb1a13d632251444990f5b0374854e84b87cb95fdcbe915ad486939e312fb8b78b05bdabca61efb403b70fbec9f9dd9e36b66450fcb372f6993c11a59eb2668226dac3fc1a439f6d3f2c233065c049d2370cb6d46c547287d87cec498265bdfe00589946c08106cebcd712845246a2a2ab97e3634cd1444f2a6d2209e646e5", 0xd4) r7 = syz_open_dev$tun(&(0x7f0000000180)='/dev/net/tun\x00', 0x0, 0x400) socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r6, 0x891a, &(0x7f0000000500)={'lo\x00', {0x2, 0x4e20, @multicast1=0xe0000001}}) ioctl$TUNSETIFF(r7, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x4001}) 2018/05/24 10:43:40 executing program 5: r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000025c0)={'lo\x00', 0x0}) syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) r2 = socket$can_raw(0x1d, 0x3, 0x1) bind$can_raw(r2, &(0x7f0000001340)={0x1d, r1}, 0x10) r3 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x20, 0x10800) r4 = getpgrp(0x0) mq_notify(r3, &(0x7f0000000040)={0x0, 0x41, 0x4, @tid=r4}) 2018/05/24 10:43:40 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x6, 0x40000) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=@ipmr_newroute={0x24, 0x18, 0x200, 0x70bd2c, 0x25dfdbfc, {0x80, 0x0, 0x20, 0xc3b, 0x0, 0x5, 0xff, 0x2}, [@RTA_ENCAP_TYPE={0x8, 0x15, 0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x20000080) r1 = openat$md(0xffffffffffffff9c, &(0x7f0000000100)='/dev/md0\x00', 0x0, 0x0) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$BLKPG(r1, 0x40140921, &(0x7f0000000040)={0xb3, 0x1, 0x16, &(0x7f0000000140)}) 2018/05/24 10:43:40 executing program 1: r0 = pkey_alloc(0x0, 0x1) pkey_mprotect(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x1000000, r0) madvise(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0xa) r1 = syz_open_procfs(0x0, &(0x7f0000531000)='numa_maps\x00') ioctl$UFFDIO_UNREGISTER(r1, 0x8010aa01, &(0x7f0000000000)={&(0x7f0000ffc000/0x2000)=nil, 0x2000}) sendfile(r1, r1, &(0x7f00009c7000)=0x12, 0xcb1e) 2018/05/24 10:43:40 executing program 6: r0 = socket(0x10, 0x80002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$sock_proto_private(r0, 0x89e5, &(0x7f0000000000)="71a3dbf80da8ae9da10314cddec148534fe32bcbeb9740d14eab4f9b6cde380648af3dc4ef08a5f4cc7aa30c51903206332461ccb2dbf57308f6de158e5ba97eba9e37f4dcd797abeedb31417a42ae09c04b30e0032dc2bb51e2ba850d647051add23b852979e0c6af98e8fb656f8b86cd1352e8ecdea3f938") io_submit(0x0, 0x2000000000000084, &(0x7f00000002c0)) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000080)) 2018/05/24 10:43:40 executing program 0: pkey_mprotect(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0xd, 0xffffffffffffffff) prctl$setmm(0x23, 0x4, &(0x7f0000ffe000/0x2000)=nil) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x600001, 0x0) ioctl$TCSBRK(r0, 0x5409, 0x0) mremap(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x2000, 0x0, &(0x7f0000ffd000/0x2000)=nil) mremap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x4000, 0x0, &(0x7f0000ffc000/0x4000)=nil) [ 504.536061] IPVS: set_ctl: invalid protocol: 255 255.255.255.255:20004 ovf [ 504.555167] md: invalid raid superblock magic on ram22 [ 504.560666] md: ram22 does not have a valid v0.0 superblock, not importing! [ 504.565008] kernel msg: ebtables bug: please report to author: EBT_ENTRY_OR_ENTRIES shouldn't be set in distinguisher 2018/05/24 10:43:40 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") clone(0x0, &(0x7f0000000080), &(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000280)) r1 = syz_open_dev$evdev(&(0x7f0000000100)='/dev/input/event#\x00', 0xffff, 0x20200) ioctl$EVIOCSKEYCODE_V2(r1, 0x40284504, &(0x7f0000000140)={0x2, 0x1a, 0x5, 0x1, "3ec3e51df363775798fe6eca9b439fd8d242fce33d0bac578007bd44fd3add4c"}) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x80b01, 0x0) socket(0x7, 0x1, 0x6) ioctl$TIOCCBRK(r2, 0x5428) pread64(r0, &(0x7f0000000080)=""/80, 0x50, 0x0) 2018/05/24 10:43:40 executing program 2: r0 = userfaultfd(0x1000807fc) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000ff5fe8)={0xaa}) getsockopt$ARPT_SO_GET_INFO(r0, 0x0, 0x60, &(0x7f0000000040)={'filter\x00'}, &(0x7f0000000140)=0x44) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000ff7fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x0, 0x0) r2 = add_key$user(&(0x7f0000000180)='user\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x0}, &(0x7f0000000200)="3df73cfb021b176fa2ebbb925fb676d1ef55f9ee544ad7af4e3f3ca033206eb577cd9b26e9d67ad84cce3fb1bf6b8eb5099003f82b9282329828c7d06a8b3f4df33b01c8474989ddaaf6aa897df3956e44e94b9ecfbd077be6d385439a1909a01cba6b31cf1b11e59ea997781b3c9a09b3fe59e433a02cffc4c4c0bc105768ff3cbab8e06c154a94185fb2bbf7451d62c41da0d64b0fc73d2da5377c38bf67c4790a5f4c0b9c281af80ecb21d59eb9", 0xaf, 0xfffffffffffffffc) r3 = request_key(&(0x7f0000000380)='trusted\x00', &(0x7f00000003c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000400)='filter\x00', 0xfffffffffffffff8) recvmsg(r1, &(0x7f0000000880)={&(0x7f0000000440)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000000940)=[{&(0x7f00000004c0)=""/2, 0x2}, {&(0x7f0000000900)=""/44, 0x2c}, {&(0x7f0000000540)=""/80, 0x50}, {&(0x7f00000005c0)=""/57, 0x39}, {&(0x7f0000000600)=""/240, 0xf0}, {&(0x7f00000008c0)=""/35, 0x23}, {&(0x7f0000000740)=""/17, 0x11}], 0x7, &(0x7f0000000800)=""/91, 0x5b, 0xfcf}, 0x40000000) keyctl$instantiate(0xc, r2, &(0x7f00000002c0)="5f615a276402dec34b64d7c35152900f9b220e9bfc8d05163b85e2ba4e1882b4add3e1c7206b338d24a36965e0856a5a5bb713949d4975c58d2ec94bd835e0fa98beb8585d13129b23213fce2548632f76d5d51a1bbc8c7b0635e93eebe4f0308dafcb8d19cdf42e3d966f403aed04a59f2d71b7a32b35ed90ebc7506bcd33cbb1ef81e8103b61e8a0d1f4640b7195a411fbb3fc337446e8db77b6fa2b", 0x9d, r3) clock_gettime(0x0, &(0x7f00000000c0)={0x0}) bind$alg(r1, &(0x7f0000000780)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) ppoll(&(0x7f00004c7fb0)=[{r0, 0xd}], 0x1, &(0x7f0000000000)={r4}, &(0x7f00004c7000), 0x8) mlock(&(0x7f0000014000/0x3000)=nil, 0x3000) dup3(r1, r0, 0x0) [ 504.597674] md: md_import_device returned -22 [ 504.614444] IPVS: sync thread started: state = BACKUP, mcast_ifn = ip6_vti0, syncid = 2, id = 0 2018/05/24 10:43:40 executing program 1: r0 = syz_open_dev$binder(&(0x7f0000d59ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) epoll_create(0x1) r1 = syz_open_dev$binder(&(0x7f0000000100)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x1000042, 0x14001c, r0, 0x4) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000007000)={0x4, 0x0, &(0x7f0000005fd4)=[@acquire_done={0x40486311}], 0x0, 0x0, &(0x7f0000002000)}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000040)={0x44, 0x0, &(0x7f0000000080)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x11, 0x0, 0x0, 0x18, 0x18, &(0x7f0000000140)=[@fd={0x66642a85, 0x0, 0xffffffffffffffff, 0x0, 0x4}], &(0x7f00000001c0)=[0x20, 0x0, 0x0]}}], 0x0, 0x0, &(0x7f0000000300)}) [ 504.646531] netlink: 'syz-executor7': attribute type 6 has an invalid length. [ 504.654005] netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. [ 504.675490] kernel msg: ebtables bug: please report to author: EBT_ENTRY_OR_ENTRIES shouldn't be set in distinguisher [ 504.682809] FAULT_INJECTION: forcing a failure. [ 504.682809] name failslab, interval 1, probability 0, space 0, times 0 [ 504.697599] CPU: 0 PID: 315 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 504.704729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 504.714083] Call Trace: [ 504.716682] dump_stack+0x1b9/0x294 [ 504.720324] ? dump_stack_print_info.cold.2+0x52/0x52 [ 504.725533] should_fail.cold.4+0xa/0x1a [ 504.729605] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 504.734713] ? save_stack+0x43/0xd0 [ 504.738347] ? kmem_cache_alloc_trace+0x152/0x780 [ 504.743199] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 504.748404] ? __list_lru_init+0x456/0x790 [ 504.752640] ? sget_userns+0x767/0xf00 [ 504.756524] ? graph_lock+0x170/0x170 [ 504.760325] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 504.765082] ? do_mount+0x564/0x3070 [ 504.768813] ? ksys_mount+0x12d/0x140 [ 504.772617] ? __x64_sys_mount+0xbe/0x150 [ 504.776764] ? do_syscall_64+0x1b1/0x800 [ 504.780835] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 504.786217] ? find_held_lock+0x36/0x1c0 [ 504.790292] ? __lock_is_held+0xb5/0x140 [ 504.794409] ? check_same_owner+0x320/0x320 [ 504.798745] ? rcu_note_context_switch+0x710/0x710 [ 504.803678] __should_failslab+0x124/0x180 [ 504.807917] should_failslab+0x9/0x14 [ 504.811711] kmem_cache_alloc_trace+0x2cb/0x780 [ 504.816394] ? __kmalloc_node+0x33/0x70 [ 504.820376] ? __kmalloc_node+0x33/0x70 [ 504.824351] ? rcu_read_lock_sched_held+0x108/0x120 [ 504.829374] __memcg_init_list_lru_node+0x17d/0x2c0 [ 504.834403] ? kvfree_rcu+0x20/0x20 [ 504.838043] ? __kmalloc_node+0x47/0x70 [ 504.842020] __list_lru_init+0x456/0x790 [ 504.846090] ? list_lru_destroy+0x4c0/0x4c0 [ 504.850416] ? mark_held_locks+0xc9/0x160 [ 504.854577] ? __raw_spin_lock_init+0x1c/0x100 [ 504.859166] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 504.864183] ? lockdep_init_map+0x9/0x10 [ 504.868244] sget_userns+0x767/0xf00 [ 504.871951] ? get_anon_bdev+0x2f0/0x2f0 [ 504.876043] ? destroy_unused_super.part.11+0x110/0x110 [ 504.881407] ? __alloc_pages_nodemask+0xacf/0xd70 [ 504.886249] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 504.891273] ? kasan_check_read+0x11/0x20 [ 504.895431] ? cap_capable+0x1f9/0x260 [ 504.899322] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 504.904860] ? security_capable+0x99/0xc0 [ 504.909008] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 504.914540] ? ns_capable_common+0x13f/0x170 [ 504.918962] ? get_anon_bdev+0x2f0/0x2f0 [ 504.923040] sget+0x10b/0x150 [ 504.926165] ? fuse_get_root_inode+0x190/0x190 [ 504.930768] mount_nodev+0x33/0x110 [ 504.934424] fuse_mount+0x2c/0x40 [ 504.937888] mount_fs+0xae/0x328 [ 504.941275] vfs_kern_mount.part.34+0xd4/0x4d0 [ 504.945853] ? may_umount+0xb0/0xb0 [ 504.949473] ? _raw_read_unlock+0x22/0x30 [ 504.953614] ? __get_fs_type+0x97/0xc0 [ 504.957498] do_mount+0x564/0x3070 [ 504.961038] ? copy_mount_string+0x40/0x40 [ 504.965450] ? rcu_pm_notify+0xc0/0xc0 [ 504.969343] ? copy_mount_options+0x5f/0x380 [ 504.973743] ? rcu_read_lock_sched_held+0x108/0x120 [ 504.978757] ? kmem_cache_alloc_trace+0x616/0x780 [ 504.983610] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 504.989147] ? _copy_from_user+0xdf/0x150 [ 504.993295] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 504.998831] ? copy_mount_options+0x285/0x380 [ 505.003330] ksys_mount+0x12d/0x140 [ 505.006961] __x64_sys_mount+0xbe/0x150 [ 505.010935] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 505.015950] do_syscall_64+0x1b1/0x800 [ 505.019836] ? syscall_return_slowpath+0x5c0/0x5c0 [ 505.024784] ? syscall_return_slowpath+0x30f/0x5c0 [ 505.029716] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 505.035079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 505.039924] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 505.045108] RIP: 0033:0x455a09 [ 505.048289] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 505.055999] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 505.063271] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 505.070541] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 505.077808] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 505.085074] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 505.111095] IPVS: set_ctl: invalid protocol: 255 255.255.255.255:20004 ovf [ 505.120083] kernel msg: ebtables bug: please report to author: EBT_ENTRY_OR_ENTRIES shouldn't be set in distinguisher [ 505.142689] netlink: 'syz-executor7': attribute type 6 has an invalid length. [ 505.150172] netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. [ 505.158886] kernel msg: ebtables bug: please report to author: EBT_ENTRY_OR_ENTRIES shouldn't be set in distinguisher [ 505.311721] binder_alloc: 336: binder_alloc_buf, no vma [ 505.317508] binder: 336:344 transaction failed 29189/-3, size 0-0 line 2971 [ 505.329063] binder: BINDER_SET_CONTEXT_MGR already set [ 505.334960] binder: 336:346 ioctl 40046207 0 returned -16 [ 505.356550] binder_alloc: 336: binder_alloc_buf, no vma [ 505.362103] binder: 336:344 transaction failed 29189/-3, size 0-0 line 2971 [ 505.373769] binder_alloc: 336: binder_alloc_buf, no vma [ 505.379253] binder: 336:346 transaction failed 29189/-3, size 24-24 line 2971 [ 505.403380] binder: undelivered TRANSACTION_ERROR: 29189 [ 505.408982] binder: undelivered TRANSACTION_ERROR: 29189 [ 505.414956] binder: undelivered TRANSACTION_ERROR: 29189 2018/05/24 10:43:42 executing program 3 (fault-call:6 fault-nth:31): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:42 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = syz_open_procfs(0x0, &(0x7f00000003c0)='clear_refs\x00') ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r2, 0xc08c5335, &(0x7f0000000000)={0x2, 0x4, 0x1, 'queue0\x00', 0x6}) write$cgroup_pid(r2, &(0x7f0000000100)=ANY=[], 0x10e) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0x62b9) 2018/05/24 10:43:42 executing program 6: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f00000000c0)=0x1, 0x4) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000100)='vegas\x00', 0x6) r1 = syz_open_procfs(0x0, &(0x7f0000000780)="2f65786500000000000409004bddd9de91be10eebf000ee9a90f798058439ed554fa07424adee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a") ioctl$KVM_IOEVENTFD(r1, 0x660c, &(0x7f0000000040)) r2 = getpgid(0x0) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000080)=0x0) kcmp(r2, r3, 0x3, r0, r0) 2018/05/24 10:43:42 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) socket$vsock_dgram(0x28, 0x2, 0x0) recvmsg(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001440)=[{&(0x7f0000000000)=""/53, 0x35}, {&(0x7f0000000040)=""/113, 0x71}, {&(0x7f00000001c0)=""/185, 0xb9}, {&(0x7f0000000280)=""/218, 0xda}, {&(0x7f00000000c0)=""/14, 0xe}, {&(0x7f0000000380)=""/177, 0xb1}, {&(0x7f0000000440)=""/4096, 0x1000}], 0x7, &(0x7f00000014c0)=""/218, 0xda, 0x8100000}, 0x0) r1 = accept$alg(r0, 0x0, 0x0) recvmsg(r1, &(0x7f0000d43000)={&(0x7f000076c000)=@hci, 0x80, &(0x7f0000000000), 0x1000000000000210, &(0x7f0000000100)=""/169, 0xa9}, 0x1) 2018/05/24 10:43:42 executing program 0: shmget$private(0x0, 0x0, 0x0, &(0x7f0000b39000/0x3000)=nil) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rfkill\x00', 0x40000, 0x0) connect$vsock_stream(r0, &(0x7f00000000c0)={0x28, 0x0, 0x0, @hyper}, 0x10) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x6040, 0x0) ioctl$PPPIOCGMRU(r1, 0x80047453, &(0x7f0000000040)) ioctl$BLKBSZGET(r1, 0x80081270, &(0x7f0000000100)) 2018/05/24 10:43:42 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000200)='/dev/loop#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c00, r2) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, r0) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x8000, 0x0) ioctl$DRM_IOCTL_FREE_BUFS(r3, 0x4010641a, &(0x7f00000000c0)={0x8, &(0x7f0000000080)=[0xb692, 0xfffffffff6156c2f, 0x1, 0x7, 0x3, 0x80000001, 0x0, 0x7]}) 2018/05/24 10:43:42 executing program 2: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x1, 0x0) iopl(0xffff) setsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0x4, &(0x7f0000000040)=0x100000000, 0x4) r2 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x401, 0x501100) ioctl$SG_GET_VERSION_NUM(r2, 0x2282, &(0x7f0000000080)) ioctl$VT_WAITACTIVE(r2, 0x5607) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000100)={0x0, 0x8}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000180)={r3, 0x7, 0xfffffffeffffffff, 0xffffffff, 0x80000001, 0x7c2e1f08}, 0x14) 2018/05/24 10:43:42 executing program 1: r0 = creat(&(0x7f0000000000)='./file0\x00', 0x180) accept4$nfc_llcp(r0, &(0x7f0000000040), &(0x7f00000000c0)=0x60, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r0, 0x40a85321, &(0x7f0000000100)={{0xc067, 0xcbb4}, 'port1\x00', 0x86, 0x40, 0x101, 0x1, 0x3, 0x8, 0x1, 0x0, 0x1, 0x29f}) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r2 = socket(0x2, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet6_int(r1, 0x29, 0x8000000ce, &(0x7f0000000280), &(0x7f00000002c0)=0x101b2) 2018/05/24 10:43:42 executing program 0: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") r1 = syz_open_procfs(0x0, &(0x7f0000000040)='net/psched\x00') open_by_handle_at(r0, &(0x7f00000000c0)={0x6e, 0x1, "b9d22b899c52ed8b743800eac4ad7c85070bd839e014597ff370ecacbc7ec1925f7ed51990ad90bf6296d495b681109703a60db4c19ddf68e58348df92cbf1792228d2434283831df85e0299007ae26a7345c8f732dc42096f4e24d4020fb513e062d4928191"}, 0x40) ioctl$DRM_IOCTL_RES_CTX(r1, 0x40086607, &(0x7f0000000080)={0x20000000000004f6, &(0x7f0000000540)}) 2018/05/24 10:43:42 executing program 7: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x400000, 0x0) ioctl$EVIOCGMTSLOTS(r0, 0x8040450a, &(0x7f00000010c0)=""/164) r1 = socket$nl_xfrm(0xa, 0x5, 0x84) listen(r1, 0x5) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendfile(r0, r1, 0x0, 0x5) getsockopt$bt_hci(r1, 0x84, 0x6d, &(0x7f0000000080)=""/4096, &(0x7f0000001080)=0x1123) [ 506.333249] FAULT_INJECTION: forcing a failure. [ 506.333249] name failslab, interval 1, probability 0, space 0, times 0 [ 506.345542] CPU: 0 PID: 365 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 506.352713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 506.362093] Call Trace: [ 506.364729] dump_stack+0x1b9/0x294 [ 506.368402] ? dump_stack_print_info.cold.2+0x52/0x52 [ 506.373652] should_fail.cold.4+0xa/0x1a [ 506.377775] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/05/24 10:43:42 executing program 1: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000400)={'vcan0\x00', 0x7}) sendmsg$nl_xfrm(r0, &(0x7f00000003c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000280)={&(0x7f0000000100)=@flushsa={0x108, 0x1c, 0xc00, 0x70bd2a, 0x25dfdbfe, {0x32}, [@migrate={0xb4, 0x11, [{@in6, @in6=@dev={0xfe, 0x80, [], 0x21}, 0x7e, 0x3, 0x0, 0x3506, 0x2}, {@in=@multicast1=0xe0000001, @in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x0, 0x1, 0x0, 0x3506, 0x2, 0xa}, {@in, @in6=@mcast1={0xff, 0x1, [], 0x1}, 0x0, 0x3, 0x0, 0x3500, 0xa, 0xa}, {@in6=@local={0xfe, 0x80, [], 0xaa}, @in6=@dev={0xfe, 0x80, [], 0x20}, 0x0, 0x3, 0x0, 0x3504, 0xa, 0x2}]}, @output_mark={0x8, 0x1d, 0x3}, @lastused={0xc, 0xf, 0x5}, @replay_val={0x10, 0xa, {0x70bd2b, 0x70bd2b, 0xfffffffffffffc00}}, @etimer_thresh={0x8, 0xc, 0x2f40}, @srcaddr={0x14, 0xd, @in6=@mcast2={0xff, 0x2, [], 0x1}}]}, 0x108}, 0x1, 0x0, 0x0, 0x20008085}, 0x40000) r1 = socket$inet6(0xa, 0x3, 0x87) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) bind$netlink(r2, &(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000001}, 0xc) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000002c0)={{{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@mcast2={0xff, 0x2, [], 0x1}, 0x0, 0x2b}, 0x0, @in6=@remote={0xfe, 0x80, [], 0xbb}, 0x0, 0x0, 0x0, 0xa2f}}, 0xe8) connect$inet6(r1, &(0x7f00000000c0)={0xa}, 0x1c) fdatasync(r1) [ 506.382929] ? save_stack+0x43/0xd0 [ 506.386605] ? kmem_cache_alloc_trace+0x152/0x780 [ 506.391466] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 506.396666] ? __list_lru_init+0x456/0x790 [ 506.400913] ? sget_userns+0x767/0xf00 [ 506.404824] ? graph_lock+0x170/0x170 [ 506.408640] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 506.413402] ? do_mount+0x564/0x3070 [ 506.417133] ? ksys_mount+0x12d/0x140 [ 506.420954] ? __x64_sys_mount+0xbe/0x150 [ 506.425113] ? do_syscall_64+0x1b1/0x800 [ 506.429197] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 506.434582] ? find_held_lock+0x36/0x1c0 [ 506.438653] ? __lock_is_held+0xb5/0x140 [ 506.442752] ? check_same_owner+0x320/0x320 [ 506.447080] ? rcu_note_context_switch+0x710/0x710 [ 506.452021] __should_failslab+0x124/0x180 [ 506.456261] should_failslab+0x9/0x14 [ 506.460064] kmem_cache_alloc_trace+0x2cb/0x780 [ 506.464745] ? __kmalloc_node+0x33/0x70 [ 506.468728] ? __kmalloc_node+0x33/0x70 [ 506.472721] ? rcu_read_lock_sched_held+0x108/0x120 [ 506.477754] __memcg_init_list_lru_node+0x17d/0x2c0 [ 506.482772] ? kvfree_rcu+0x20/0x20 [ 506.486396] ? __kmalloc_node+0x47/0x70 [ 506.490387] __list_lru_init+0x456/0x790 [ 506.494459] ? list_lru_destroy+0x4c0/0x4c0 [ 506.498797] ? mark_held_locks+0xc9/0x160 [ 506.502944] ? __raw_spin_lock_init+0x1c/0x100 [ 506.507526] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 506.512546] ? lockdep_init_map+0x9/0x10 [ 506.516881] sget_userns+0x767/0xf00 [ 506.520591] ? get_anon_bdev+0x2f0/0x2f0 [ 506.524666] ? destroy_unused_super.part.11+0x110/0x110 [ 506.530024] ? __alloc_pages_nodemask+0xacf/0xd70 [ 506.534909] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 506.539940] ? kasan_check_read+0x11/0x20 [ 506.544087] ? cap_capable+0x1f9/0x260 [ 506.547984] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 506.553515] ? security_capable+0x99/0xc0 [ 506.557671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 506.563215] ? ns_capable_common+0x13f/0x170 [ 506.567637] ? get_anon_bdev+0x2f0/0x2f0 [ 506.571711] sget+0x10b/0x150 [ 506.574831] ? fuse_get_root_inode+0x190/0x190 [ 506.579424] mount_nodev+0x33/0x110 [ 506.583060] fuse_mount+0x2c/0x40 [ 506.586512] mount_fs+0xae/0x328 [ 506.589878] vfs_kern_mount.part.34+0xd4/0x4d0 [ 506.594463] ? may_umount+0xb0/0xb0 [ 506.598095] ? _raw_read_unlock+0x22/0x30 [ 506.602257] ? __get_fs_type+0x97/0xc0 [ 506.606146] do_mount+0x564/0x3070 [ 506.609694] ? copy_mount_string+0x40/0x40 [ 506.613938] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 506.618725] ? retint_kernel+0x10/0x10 [ 506.622617] ? copy_mount_options+0xa8/0x380 [ 506.627044] ? __sanitizer_cov_trace_const_cmp8+0x13/0x20 [ 506.632595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 506.638152] ? copy_mount_options+0x285/0x380 [ 506.642655] ksys_mount+0x12d/0x140 [ 506.646292] __x64_sys_mount+0xbe/0x150 [ 506.650269] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 506.655299] do_syscall_64+0x1b1/0x800 [ 506.659184] ? finish_task_switch+0x1ca/0x840 [ 506.663678] ? syscall_return_slowpath+0x5c0/0x5c0 [ 506.668611] ? syscall_return_slowpath+0x30f/0x5c0 [ 506.673556] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 506.678936] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 506.683800] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 506.688996] RIP: 0033:0x455a09 [ 506.692178] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 506.700071] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 506.707341] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 506.714606] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 506.721870] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 506.729137] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:43 executing program 5: r0 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)=0x0) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ptmx\x00', 0x0, 0x0) poll(&(0x7f0000000100)=[{r2}], 0x1, 0xfffffffffffffffa) ioctl$TCSETS(r2, 0x40045431, &(0x7f00003b9fdc)) r3 = syz_open_pts(r2, 0x2) r4 = dup3(r3, r2, 0x0) write(r2, &(0x7f0000c34fff), 0xffffff0b) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) ioctl$TCXONC(r2, 0x540a, 0x2) clock_gettime(0x0, &(0x7f0000000000)={0x0, 0x0}) timer_settime(r1, 0x0, &(0x7f0000000040)={{}, {r5, r6+10000000}}, &(0x7f0000000080)) write$binfmt_elf64(r2, &(0x7f0000000180)=ANY=[], 0x0) openat(r4, &(0x7f00000000c0)='./file0\x00', 0x48000, 0xaa) tkill(r0, 0x1000000000016) 2018/05/24 10:43:43 executing program 6: r0 = syz_open_dev$binder(&(0x7f0000d59ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f0000000100)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000007000)={0x4, 0x0, &(0x7f0000005fd4)=ANY=[@ANYBLOB="11634840", @ANYRES64=0x0, @ANYBLOB="00000001f0ff4000"], 0x0, 0x0, &(0x7f0000002000)}) modify_ldt$read(0x0, &(0x7f0000000180)=""/97, 0x61) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000140)={0x4, 0x0, &(0x7f0000000000)=[@register_looper={0x630b}], 0x1, 0x0, &(0x7f0000000040)="b0"}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000080), 0x0, 0x0, &(0x7f0000000280)}) 2018/05/24 10:43:43 executing program 2: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f0000000440)=@file={0x1, "e91f7189591e9233614b00"}, 0x6e) listen(r1, 0x0) connect$unix(r0, &(0x7f0000000080)=@file={0x1, "e91f7189591e9233614b00"}, 0x6e) r2 = perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) listen(0xffffffffffffffff, 0x0) r3 = dup2(r2, r1) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r3, 0x29, 0xd3, &(0x7f0000000000)={{0xa, 0x4e20, 0x7e07, @mcast1={0xff, 0x1, [], 0x1}}, {0xa, 0x4e23, 0xff, @ipv4={[], [0xff, 0xff]}, 0x3}, 0x6, [0x7ff, 0x3, 0x47c, 0x3f, 0x3f, 0x4, 0x7, 0x10000]}, 0x5c) 2018/05/24 10:43:43 executing program 4: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@nl=@unspec={0x0, 0x0, 0x4c00000000000000}, 0x80, &(0x7f000002aff0)=[{&(0x7f0000010000)="5500000020007fafb72d13b2a4a2809302000000030343026c26236925000400fe7f0f00bd2dca8a9848a3c728f1c46b7b31afdc1338d544000000000000f75ae583de448daa7227c43ab8220000bf0cec6bab91d4", 0x332}], 0x1, &(0x7f0000010f80)}, 0x400000000018) 2018/05/24 10:43:43 executing program 3 (fault-call:6 fault-nth:32): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:43 executing program 1: r0 = socket(0xa, 0x5, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") keyctl$session_to_parent(0x12) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x0, 0x0) accept$packet(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, &(0x7f0000000040)=0x14) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000000c0)={r2, 0x1, 0x6}, 0x10) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r1, 0xc02c531e, &(0x7f0000dc5f98)) 2018/05/24 10:43:43 executing program 0: r0 = syz_open_dev$mice(&(0x7f0000000140)='/dev/input/mice\x00', 0x0, 0x4000) setsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f0000000180)=0x20, 0x4) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x0, 0x8441) ioctl$KVM_GET_DIRTY_LOG(r2, 0x4010ae42, &(0x7f00000000c0)={0x5, 0x0, &(0x7f0000ffd000/0x1000)=nil}) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0xe, &(0x7f0000001000)=ANY=[@ANYBLOB="b702000000000000bfa30000000000000703000020feffff7a0af0fff8ffffff79a4f0ff00000000b7060000000000012d6405000000000065040400010000002704000000000000b7050000000000006a0a00fe00000000850000002e000000b7000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) 2018/05/24 10:43:43 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000100)) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$TIOCSSOFTCAR(r0, 0x541a, &(0x7f00000000c0)=0x6) sendmsg$nl_xfrm(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)=@getspdinfo={0x14, 0x25, 0x1}, 0x14}, 0x1}, 0x0) 2018/05/24 10:43:43 executing program 4: r0 = syz_open_dev$sndseq(&(0x7f00000000c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000000100)={{}, {0x85d}}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cgroup.events\x00', 0x0, 0x0) ioctl$sock_ipx_SIOCIPXCFGDATA(r1, 0x89e2, &(0x7f0000000040)) 2018/05/24 10:43:43 executing program 2: mkdir(&(0x7f000082f000)='./control\x00', 0x0) fstat(0xffffffffffffff9c, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_mount(&(0x7f00000000c0)='./control/file0\x00', 0xa002, 0x0, r0, 0xc, 0x40ffe) accept4$inet(0xffffffffffffff9c, &(0x7f0000000280)={0x0, 0x0, @multicast1}, &(0x7f00000002c0)=0x10, 0x80800) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000300)='/dev/vcs\x00', 0x28040, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, r1, 0xfffffffffffffffe) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000180)) r2 = userfaultfd(0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) recvfrom$ax25(r1, &(0x7f0000000440)=""/4096, 0x1000, 0x40010021, &(0x7f0000000000)={0x3, {"9bf76dcfa7f6a8"}, 0x7}, 0x10) stat(&(0x7f0000000080)='./control/file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0}) r4 = getegid() syz_fuse_mount(&(0x7f0000000040)='./control/file0\x00', 0xa000, r3, r4, 0x101, 0x10000) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) userfaultfd(0x800) r5 = creat(&(0x7f0000000400)='./control/file0\x00', 0x2) write$sndseq(r5, &(0x7f00000001c0)=[{0xfffffffffffffffc, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x475) unlink(&(0x7f0000f86000)='./control/file0\x00') rmdir(&(0x7f0000000340)='./control\x00') syz_fuse_mount(&(0x7f0000000240)='./control\x00', 0x6000, 0x0, 0x0, 0x0, 0x0) close(r2) ioctl$KDMKTONE(r1, 0x4b30, 0x6) [ 507.187031] binder: 403:412 transaction failed 29189/-22, size 0-0 line 2856 [ 507.195137] binder: 403:412 ERROR: BC_REGISTER_LOOPER called without request [ 507.203831] binder_alloc: binder_alloc_mmap_handler: 403 20001000-20004000 already mapped failed -16 [ 507.219233] binder: 403:412 transaction failed 29189/-22, size 0-0 line 2856 [ 507.236338] binder: 403:412 ERROR: BC_REGISTER_LOOPER called without request [ 507.255802] FAULT_INJECTION: forcing a failure. [ 507.255802] name failslab, interval 1, probability 0, space 0, times 0 [ 507.264403] binder: undelivered TRANSACTION_ERROR: 29189 [ 507.267167] CPU: 1 PID: 410 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 507.272962] binder: undelivered TRANSACTION_ERROR: 29189 2018/05/24 10:43:43 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) r1 = socket(0x3, 0x1, 0x4000000000000007) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000000)=0x0) fcntl$setownex(r1, 0xf, &(0x7f00000000c0)={0x0, r2}) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bind$alg(r0, &(0x7f0000000100)={0x26, 'hash\x00', 0x0, 0x0, 'crct10dif\x00'}, 0x58) r3 = accept4(r0, 0x0, &(0x7f0000000040), 0x0) sendmmsg$inet_sctp(r3, &(0x7f0000006f80)=[{&(0x7f0000000080)=@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10, &(0x7f0000001680), 0x0, 0x0, 0xffffffffffffff8c}, {&(0x7f0000006e40)=@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c, &(0x7f0000006f40)}], 0x2, 0x0) r4 = syz_open_dev$audion(&(0x7f0000000180)='/dev/audio#\x00', 0x6, 0x101000) ioctl$KVM_REGISTER_COALESCED_MMIO(r4, 0x4010ae67, &(0x7f00000001c0)={0x3000, 0x8000}) [ 507.279654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 507.279661] Call Trace: [ 507.279687] dump_stack+0x1b9/0x294 [ 507.279710] ? dump_stack_print_info.cold.2+0x52/0x52 [ 507.279738] ? __save_stack_trace+0x7e/0xd0 [ 507.310231] should_fail.cold.4+0xa/0x1a [ 507.314315] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 507.319447] ? save_stack+0x43/0xd0 [ 507.323125] ? kasan_kmalloc+0xc4/0xe0 [ 507.327029] ? kmem_cache_alloc_trace+0x152/0x780 [ 507.331885] ? __memcg_init_list_lru_node+0x17d/0x2c0 2018/05/24 10:43:43 executing program 7: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="c626262c8523bf012cf66f") ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f00000001c0)={'yam0\x00', 0x40}) r1 = socket(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="1400000022000102000000000000000000000000ffce9cba6f217ad122ccb3a5192a815a64c2e2d57c1de821a898dac7388c4c0f42f3b1a1e15da674841415e4bc4c83ccc7c1ad51bf289f1ff78621bf63c5dcc8d9e2e344de08fca2319994582bc797d2746d"], 0x14}, 0x1}, 0x0) recvfrom$inet6(r1, &(0x7f0000000380)=""/195, 0xc3, 0x0, &(0x7f0000000180)={0xa}, 0x707000) [ 507.337082] ? __list_lru_init+0x456/0x790 [ 507.341331] ? sget_userns+0x767/0xf00 [ 507.345225] ? graph_lock+0x170/0x170 [ 507.349034] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 507.353790] ? do_mount+0x564/0x3070 [ 507.357516] ? ksys_mount+0x12d/0x140 [ 507.361314] ? __x64_sys_mount+0xbe/0x150 [ 507.365470] ? do_syscall_64+0x1b1/0x800 [ 507.369544] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 507.374901] ? find_held_lock+0x36/0x1c0 [ 507.378972] ? __lock_is_held+0xb5/0x140 [ 507.383044] ? check_same_owner+0x320/0x320 [ 507.387369] ? rcu_note_context_switch+0x710/0x710 [ 507.392316] __should_failslab+0x124/0x180 [ 507.396564] should_failslab+0x9/0x14 [ 507.400390] kmem_cache_alloc_trace+0x2cb/0x780 [ 507.405072] ? __kmalloc_node+0x33/0x70 [ 507.409062] ? __kmalloc_node+0x33/0x70 [ 507.413055] ? rcu_read_lock_sched_held+0x108/0x120 [ 507.418094] __memcg_init_list_lru_node+0x17d/0x2c0 [ 507.423122] ? kvfree_rcu+0x20/0x20 [ 507.426759] ? __kmalloc_node+0x47/0x70 [ 507.430751] __list_lru_init+0x456/0x790 [ 507.434828] ? list_lru_destroy+0x4c0/0x4c0 [ 507.439163] ? mark_held_locks+0xc9/0x160 [ 507.443325] ? __raw_spin_lock_init+0x1c/0x100 [ 507.447921] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 507.452948] ? lockdep_init_map+0x9/0x10 [ 507.457073] sget_userns+0x767/0xf00 [ 507.460834] ? get_anon_bdev+0x2f0/0x2f0 [ 507.464918] ? destroy_unused_super.part.11+0x110/0x110 [ 507.470294] ? __alloc_pages_nodemask+0xacf/0xd70 [ 507.475153] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 507.480892] ? kasan_check_read+0x11/0x20 [ 507.480914] ? cap_capable+0x1f9/0x260 [ 507.489060] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 507.494610] ? security_capable+0x99/0xc0 [ 507.498777] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 507.504321] ? ns_capable_common+0x13f/0x170 [ 507.508743] ? get_anon_bdev+0x2f0/0x2f0 [ 507.512813] sget+0x10b/0x150 [ 507.516137] ? fuse_get_root_inode+0x190/0x190 [ 507.520729] mount_nodev+0x33/0x110 [ 507.524371] fuse_mount+0x2c/0x40 [ 507.527837] mount_fs+0xae/0x328 [ 507.531220] vfs_kern_mount.part.34+0xd4/0x4d0 [ 507.535815] ? may_umount+0xb0/0xb0 [ 507.539448] ? _raw_read_unlock+0x22/0x30 [ 507.543602] ? __get_fs_type+0x97/0xc0 [ 507.547503] do_mount+0x564/0x3070 [ 507.551061] ? copy_mount_string+0x40/0x40 [ 507.555314] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 507.560435] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 507.565209] ? retint_kernel+0x10/0x10 [ 507.569122] ? copy_mount_options+0x1a1/0x380 [ 507.573634] ? copy_mount_options+0x1b2/0x380 [ 507.578147] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 507.583702] ? copy_mount_options+0x285/0x380 [ 507.588236] ksys_mount+0x12d/0x140 [ 507.588259] __x64_sys_mount+0xbe/0x150 [ 507.595848] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 507.600881] do_syscall_64+0x1b1/0x800 [ 507.604786] ? syscall_return_slowpath+0x5c0/0x5c0 [ 507.609732] ? syscall_return_slowpath+0x30f/0x5c0 [ 507.614682] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 507.620074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 507.624943] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 507.630151] RIP: 0033:0x455a09 [ 507.633347] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 507.641074] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 507.648346] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 507.655621] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 507.662897] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 507.670171] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:44 executing program 4: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000100)='ns/uts\x00') capset(&(0x7f00001e8ff8)={0x19980330}, &(0x7f0000032fe8)) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cpuacct.usage_percpu\x00', 0x0, 0x0) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000140)=0x0) fcntl$lock(r1, 0x7, &(0x7f0000000180)={0x1, 0x3, 0x0, 0x0, r2}) ioctl$BLKROSET(r1, 0x125d, &(0x7f0000000040)=0x3) r3 = gettid() perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x77f, 0x40, 0x0, 0x5, 0x0, 0x1, 0x14, 0x5, 0x401, 0x7, 0x10001, 0x8, 0xa8, 0x5, 0x9, 0x3, 0x8, 0x8, 0xffffffffffffffff, 0x80, 0x811f, 0x0, 0x0, 0x5, 0x9, 0x4, 0x81, 0x8, 0x2, 0x1e, 0x0, 0x4, 0x81, 0x4, 0x4, 0x2, 0x0, 0xf6, 0x6, @perf_config_ext={0x0, 0xfff}, 0xc0, 0x2, 0x20, 0x0, 0x9, 0xe66, 0x3}, r3, 0x3, r1, 0x1fb14c2c0c105b52) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setns(r0, 0x0) 2018/05/24 10:43:44 executing program 6: socket$netlink(0x10, 0x3, 0x16) 2018/05/24 10:43:44 executing program 7: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) write$binfmt_aout(0xffffffffffffffff, &(0x7f00000002c0)={{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, "347edb4177c705abc7c87259b15de058a09e281580a015bfd64f0aab9c95d14fc5cb0e400072c6c37baa11a1ef8e67a9a9df1443adb31a5414c3d626e1aed918c0052fba1c7a168be9ba1527a99c475a2bb0eab00add1d2dc1828e17cc5d04329ce8c70545a7b0599fd7b5b17e88c07201eb933dbae3b8", [[], [], [], []]}, 0x497) ioctl$sock_bt_hci(r0, 0x400448e4, &(0x7f00000001c0)="020000006e000000c06a03000001fb32eb037cade6305502a25bafda5d4e59c4269182624972814188af3d76d52f70883b1532eb4a87b11115c72ce88245edba0b95f5dcb51979431dd3df14469f5852961e3f9da737dec04f46b5a745a06cc3604b0b03523893b49b6b3ec3cd294cb79e959013430043c7b9fa884feecc6821c9") 2018/05/24 10:43:44 executing program 0: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000040)=@sack_info={0x0, 0x400, 0x46}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f00000000c0)=@assoc_value={r2, 0x2}, 0x8) socket$inet_dccp(0x2, 0x6, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DEST(r0, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x7c, r4, 0x2, 0x70bd28, 0x25dfdbfd, {0x7}, [@IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xe3}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x978a}, @IPVS_CMD_ATTR_DAEMON={0x3c, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ip6_vti0\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @local={0xfe, 0x80, [], 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3}]}, 0x7c}, 0x1, 0x0, 0x0, 0xc004}, 0x8000) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000180)={'vcan0\x00', 0x0}) sendmsg$can_bcm(r3, &(0x7f00000002c0)={&(0x7f00000001c0)={0x1d, r5}, 0x10, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="06000000200000000600000000000000", @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="040000600100000004000060140200009679e33c4849cd795f25ff2233ad1e3036321f94bc7b8348b01d15500cd5ac685bd8e419c818696387dc3d50cd8ce1251bdd6337733041d551b3c361abd19e5d"], 0x80}, 0x1, 0x0, 0x0, 0x20048810}, 0x10) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000fc9000)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$KDGKBLED(r6, 0xc0045103, &(0x7f0000000140)) 2018/05/24 10:43:44 executing program 1: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc0\x00', 0x0, 0x0) write$cgroup_int(r1, &(0x7f0000000140)={[0x32]}, 0x1) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x600400, 0x0) epoll_ctl$EPOLL_CTL_DEL(r2, 0x2, r0) syz_open_procfs(0x0, &(0x7f0000000100)='mounts\x00') r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ppoll(&(0x7f0000000040)=[{r3}], 0x1, &(0x7f0000000080)={0x0, 0x1c9c380}, &(0x7f0000000180), 0x8) 2018/05/24 10:43:44 executing program 3 (fault-call:6 fault-nth:33): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:44 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000400)='/dev/kvm\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f0000000140)=ANY=[@ANYBLOB="0fe04336e597c57726dcf6fd403fb4688794277dc21526fc8931f32db8952669b26daab4a90b8e07ad3b37b9b1724d960a39a61924bd988b1e36b4b6d81e58f737664a49bddc50fa538a9445a17cd2aa221d8f92b04e62aebf808ff3cec4b545f478ba48df571e2eecae03865c1670e57a8efde5444078e950d838eacbb4e53d09c1c915c7f8931537323fc8a1d8faa289dc22566b31a540decd9a24688d15b42c0d9765c320bc19cd02abf8a125676700c2188b9e5d79c8a7e1801cc66fcdf93f72fc52985da74fb4ef6304090049969321c48724b6"], &(0x7f0000000340)=0x1) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000000)="4626262c8523bf012cf66f") syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000080)=[@text32={0x20, &(0x7f00000000c0)="b8010000000f01d9c4e279594b00660f38808b0080000066ba420066edc4e3c142bb0f000000a0b9100200000f32b9ec0800000f320fc76bf10f3266b8c9008ed8", 0x41}], 0x1, 0x0, &(0x7f0000000140), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) pipe2(&(0x7f0000000000), 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r3, 0x84, 0x16, &(0x7f0000000240)=ANY=[@ANYBLOB="01080016681b94042ab5413542181d2b3a2854645485f8a10e000600"], 0x6) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/05/24 10:43:44 executing program 2: r0 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a}, &(0x7f00000000c0)="c8", 0x1, 0xffffffffffffffff) r1 = creat(&(0x7f0000000700)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r2, 0x0) setsockopt$ARPT_SO_SET_ADD_COUNTERS(0xffffffffffffffff, 0x0, 0x61, &(0x7f0000005f00)={'filter\x00', 0x4}, 0x68) pkey_mprotect(&(0x7f0000003000/0x3000)=nil, 0x3000, 0x3, 0xffffffffffffffff) r3 = add_key$user(&(0x7f0000000040)='user\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a}, &(0x7f0000000140), 0x0, r0) keyctl$setperm(0x5, r3, 0x4000000) 2018/05/24 10:43:44 executing program 0: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000000000)={'bcsh0\x00', {0x2, 0x4e22, @multicast1=0xe0000001}}) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x9}, 0x1c) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg(r0, &(0x7f000001b000)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000380)="f67f986af9dc3ba1fe8000000000000087209739ae649266f062bcd978b94585b9bf1100ed8bc3b5", 0x28}], 0x1, &(0x7f0000000100)}, 0x0) 2018/05/24 10:43:44 executing program 7: r0 = socket(0xa, 0x1, 0x0) add_key(&(0x7f0000000000)='big_key\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, &(0x7f0000000080)='k', 0x1, 0xfffffffffffffffb) dup3(r0, r0, 0x80000) 2018/05/24 10:43:44 executing program 2: r0 = socket$inet(0x10, 0x3, 0x0) r1 = socket(0xa, 0x200000000001, 0x0) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000000080)=0x7) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf74f") ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000140)=0x0) r3 = geteuid() sendmsg$nl_generic(r1, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f00000026c0)=ANY=[@ANYBLOB="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", @ANYRES32=r0, @ANYBLOB="5e540075c60f507df3ba4ee6857d3324f73ca542e988f644a787c08d577170c5f3b4649e27fcd25c261f4d52a3d2969ff7f1603f603e60f0cfff060d5950fbc360155a926b0b7e41d25a205fab98e2cbe51c0fb2b565516dd00eecf8d75f2eb4a5f23b2e692d660bac5361653e0cbe8bfefff1f928da3687725a9bfc037e55a6784a0ded1ed56819c83018eb9823012e0d8140091673e8c6dafc5308fb473b067e907b1e1da3415babe5d50feee785daad2fb59c0c4417b5ed9e90db7f1a42be5ca2b62a6cffff0000083a76a30d158c", @ANYRES32=r2, @ANYBLOB="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@ANYRES32=r3, @ANYBLOB='\x00'], 0x2370}, 0x1, 0x0, 0x0, 0x20004044}, 0x0) sendmsg(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000000)="240000005e0007241dfffd946fa2830020200a0009000300001d85680c1ba3a20400ff7e280000001100ffffba16a0aa1c0009b3ebea8653b1cc7e63975c0ac47b6268e3966cf055d90f15a3", 0x4c}], 0x1}, 0x0) [ 508.694965] FAULT_INJECTION: forcing a failure. [ 508.694965] name failslab, interval 1, probability 0, space 0, times 0 [ 508.706806] CPU: 0 PID: 467 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 508.713952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 508.723322] Call Trace: [ 508.725917] dump_stack+0x1b9/0x294 [ 508.729551] ? dump_stack_print_info.cold.2+0x52/0x52 [ 508.734771] should_fail.cold.4+0xa/0x1a [ 508.738851] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 508.743962] ? save_stack+0x43/0xd0 [ 508.747607] ? kmem_cache_alloc_trace+0x152/0x780 [ 508.752469] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 508.757669] ? __list_lru_init+0x456/0x790 [ 508.761909] ? sget_userns+0x767/0xf00 [ 508.765808] ? graph_lock+0x170/0x170 [ 508.769608] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 508.774369] ? do_mount+0x564/0x3070 [ 508.778078] ? ksys_mount+0x12d/0x140 [ 508.781873] ? __x64_sys_mount+0xbe/0x150 [ 508.786019] ? do_syscall_64+0x1b1/0x800 [ 508.790076] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 508.795445] ? find_held_lock+0x36/0x1c0 [ 508.799524] ? __lock_is_held+0xb5/0x140 [ 508.803602] ? check_same_owner+0x320/0x320 [ 508.807938] ? rcu_note_context_switch+0x710/0x710 [ 508.812872] __should_failslab+0x124/0x180 [ 508.817107] should_failslab+0x9/0x14 [ 508.820914] kmem_cache_alloc_trace+0x2cb/0x780 [ 508.825583] ? __kmalloc_node+0x33/0x70 [ 508.829562] ? __kmalloc_node+0x33/0x70 [ 508.833533] ? rcu_read_lock_sched_held+0x108/0x120 [ 508.838549] __memcg_init_list_lru_node+0x17d/0x2c0 [ 508.843562] ? kvfree_rcu+0x20/0x20 [ 508.847186] ? __kmalloc_node+0x47/0x70 [ 508.851159] __list_lru_init+0x456/0x790 [ 508.855216] ? list_lru_destroy+0x4c0/0x4c0 [ 508.859535] ? mark_held_locks+0xc9/0x160 [ 508.863679] ? __raw_spin_lock_init+0x1c/0x100 [ 508.868255] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 508.873280] ? lockdep_init_map+0x9/0x10 [ 508.877341] sget_userns+0x767/0xf00 [ 508.881066] ? get_anon_bdev+0x2f0/0x2f0 [ 508.885133] ? destroy_unused_super.part.11+0x110/0x110 [ 508.890491] ? __alloc_pages_nodemask+0xacf/0xd70 [ 508.895349] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 508.900387] ? kasan_check_read+0x11/0x20 [ 508.904535] ? cap_capable+0x1f9/0x260 [ 508.908424] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 508.913952] ? security_capable+0x99/0xc0 [ 508.918096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 508.923628] ? ns_capable_common+0x13f/0x170 [ 508.928037] ? get_anon_bdev+0x2f0/0x2f0 [ 508.932101] sget+0x10b/0x150 [ 508.935214] ? fuse_get_root_inode+0x190/0x190 [ 508.939790] mount_nodev+0x33/0x110 [ 508.943423] fuse_mount+0x2c/0x40 [ 508.946891] mount_fs+0xae/0x328 [ 508.950253] vfs_kern_mount.part.34+0xd4/0x4d0 [ 508.954839] ? may_umount+0xb0/0xb0 [ 508.958461] ? _raw_read_unlock+0x22/0x30 [ 508.962599] ? __get_fs_type+0x97/0xc0 [ 508.966493] do_mount+0x564/0x3070 [ 508.970038] ? copy_mount_string+0x40/0x40 [ 508.974268] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 508.979032] ? retint_kernel+0x10/0x10 [ 508.982917] ? copy_mount_options+0x1f0/0x380 [ 508.987417] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 508.992263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 508.997790] ? copy_mount_options+0x285/0x380 [ 509.002280] ksys_mount+0x12d/0x140 [ 509.005902] __x64_sys_mount+0xbe/0x150 [ 509.009889] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 509.014920] do_syscall_64+0x1b1/0x800 [ 509.018819] ? syscall_return_slowpath+0x5c0/0x5c0 [ 509.023753] ? syscall_return_slowpath+0x30f/0x5c0 [ 509.028678] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 509.034047] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 509.038892] entry_SYSCALL_64_after_hwframe+0x49/0xbe 2018/05/24 10:43:45 executing program 4: syz_mount_image$hfs(&(0x7f0000002080)='hfs\x00', &(0x7f00000020c0)='./file0\x00', 0x0, 0x0, &(0x7f0000002200), 0x0, &(0x7f0000002240)=ANY=[@ANYBLOB="63326561746f723d743adbd42c00"]) syz_mount_image$hfs(&(0x7f00000001c0)='hfs\x00', &(0x7f0000000200)='./file0\x00', 0x2, 0x6, &(0x7f00000014c0)=[{&(0x7f0000000240)="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", 0x1000, 0x38}, {&(0x7f0000001240)="de055c9b206f19e43a2a137973aac7e593135b9d77f8021794310e8b9ba465367eacd8231db829d60788978557e71b75d7564a3561ef85943faa4ff51b80de5640e2ba4d0500117fce7028a49837e6206638352466941c94bbed7e5b8d46e5a5715beb165a2eca761ff788f00e50099bf1f80d54802313c1649d8d04061c71742d46530a1ea220bca04af699fa68b43470c88303a32ea46358523e30d0a922b9c328b106ee4da66b985706f58e054edb4668ddc072eda469d09b5482922909035a7f1ac4a82475dbb515ec489ede3cfa2cd6d5cc2f18b40c1490bd81ade9c198363fb0da3643a2c932a627f0ff01", 0xee, 0x400000000}, {&(0x7f0000001340)="47d60aee2d0010", 0x7, 0x4}, {&(0x7f0000001380)="a215bbfd9a3d39eed3881c0bd0d66746f6d0484176cb425557f91d8e0c2397e32ca72224861173b76aee738fc87bf0b6f83bc49a4caf6e165ad78836f162621c4be72573d97472f3bf0a1415be88296421414870b5918af3916788ce7a6772829e3379ad028835d433c3c54b92154dccd4c7cd7325", 0x75, 0x7f}, {&(0x7f0000001400)="d7b7d86527865338a06de8b28cd665f57c3005badae368ec3f11506143edbc03545602a610af5db54c3f7723a1d2364827d4bbe3eb7b0adf0a6bbf43ec8e923f272fd94cb83c8de1d0219a7852a748db5f72209c4d07b8daa05b4e6ed0a7e9b83133102d0fc138972302b0a0661254d491e71ee5c4", 0x75, 0x100}, {&(0x7f0000001480)="e93a8669cecda117330f49ab1de44ff37608d9f0ade506cadd94cd34bcb9c5f4b25c", 0x22, 0x85ea}], 0x20, &(0x7f0000001580)={[{@file_umask={'file_umask', 0x3d, [0x34, 0x34, 0x37, 0x36, 0x33]}, 0x2c}, {@file_umask={'file_umask', 0x3d, [0x34, 0x36, 0x36, 0x37, 0x35, 0x30, 0x35, 0x36, 0x36]}, 0x2c}, {@file_umask={'file_umask', 0x3d, [0x31, 0x34, 0x33, 0x30, 0x34, 0x32, 0x31]}, 0x2c}, {@part={'part', 0x3d, [0x37]}, 0x2c}, {@file_umask={'file_umask', 0x3d}, 0x2c}, {@session={'session', 0x3d, [0x37, 0x0, 0x7f, 0x7d]}, 0x2c}, {@uid={'uid', 0x3d, [0x31, 0x39, 0x31]}, 0x2c}, {@file_umask={'file_umask', 0x3d, [0x34, 0x34, 0x5, 0x37, 0x34, 0x30, 0x30, 0x32]}, 0x2c}, {@uid={'uid', 0x3d, [0x35, 0x38]}, 0x2c}]}) syz_mount_image$cifs(&(0x7f0000000000)='cifs\x00', &(0x7f0000000040)='./file0\x00', 0x7, 0x2, &(0x7f0000000140)=[{&(0x7f0000000080)="82ed08816231", 0x6}, {&(0x7f00000000c0)="dcee969aa6a98685362b0bec26100f839699db75eedd0c487fb2ff0f2a033c44dd606494562facbcdef77cc61c3aa6421eba110e4d9b1be7f1577008ef91ec4eb78fae6f00f05cd14d5b79de466c9e83f45c2a18d8e89d04c177cb76ff536e91b86a1de1edba7aaa5432ede91615c7614798c38dcb38af7b", 0x78, 0x6}], 0x1000000, &(0x7f0000000180)='hfs\x00') r0 = dup(0xffffffffffffff9c) ioctl$PIO_SCRNMAP(r0, 0x4b41, &(0x7f0000001600)="50112ef730fe58364b55b2e9c8dfb658230f5a640d25e4b9b9f0daa0a06ac747f13ec6845c2fd80507bec1fb0b11a7da4ebc2f468ec7acf909ed146d2b42ba441c0578c152bf0db770cd8cc6848e836d40a614217bf8db1e8a4148a7a2725faa5ee61c8368b0bf51248d63aa591d98e8ce2511e50d492214a543702b56ca53cd3013933923") setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f00000016c0)={0x1, {{0xa, 0x4e20, 0x400, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x10001}}}, 0x88) 2018/05/24 10:43:45 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0xfffffffffffffe3a, 0x3e3, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, @perf_bp={&(0x7f0000000080)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000100)='memory.high\x00', 0x2, 0x0) syz_fuseblk_mount(&(0x7f00000000c0)='./file0\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x800) write$cgroup_type(r1, &(0x7f0000000000)='Phreaded\x00', 0x1) 2018/05/24 10:43:45 executing program 1: socket(0x2, 0x4, 0x0) [ 509.044070] RIP: 0033:0x455a09 [ 509.047248] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 509.054949] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 509.062227] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 509.069494] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 509.076757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 509.084016] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:45 executing program 3 (fault-call:6 fault-nth:34): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:45 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x0, 0x0) clock_gettime(0x0, &(0x7f00000003c0)={0x0}) ppoll(&(0x7f0000000380)=[{r0}], 0x1, &(0x7f0000000400)={r1}, &(0x7f0000000440), 0x8) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x14201, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_SET_SERVICE(r2, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x90, r3, 0x300, 0x70bd2b, 0x25dfdbfb, {0x2}, [@IPVS_CMD_ATTR_DAEMON={0x54, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'lo\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote={0xfe, 0x80, [], 0xbb}}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x3}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x5}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x400}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xfffffffffffffffb}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9a}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7fff}]}, 0x90}, 0x1, 0x0, 0x0, 0x4000}, 0x24000001) r4 = syz_open_pts(r0, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000000)=0x9) ioctl$TCSETSF(r4, 0x5404, &(0x7f00000000c0)) 2018/05/24 10:43:45 executing program 7: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000eed000)={0x2, 0x4e21}, 0x10) syz_emit_ethernet(0xfed1, &(0x7f000000a000)={@broadcast=[0xff, 0xe0, 0xff, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @multicast1=0xe0000001}, @udp={0x0, 0x4e21, 0x8}}}}}, 0x0) r1 = socket(0x400000000010, 0x3, 0x0) write(r1, &(0x7f0000000340)="2400000021002551071c0165ff00fc020200000000100f000ee1000c08000f0000000000", 0x24) syz_emit_ethernet(0x2a, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2c90faa9fb7949b27232e456556e4ed000000ffffffa9bf481a70eb22e8a5ffff670b004500001c0000000000119078ac14ffbbe000000100004e2100089078"], 0x0) 2018/05/24 10:43:45 executing program 0: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x100, &(0x7f0000000280)="88b18d5e000cb75a9b528523bf012cf62fc0488beb2a1ea8576f00f1bd1f8370ec34ce213e36360c403e9d8fd616ffab0b662ac4003b42b8b1014f78c37321f1d2b1240c7c0a860a4f3a24dda72120dd1d39f4248be8ff85fd98dfa754ac33fafc32bd6b8892c56a0f738ac5323ba7b88b9db34c3b06490955f23112b5ebcc3cc3d930d524886a8b35") r1 = gettid() syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x7ff, 0x2000) sched_getattr(r1, &(0x7f0000000040), 0x30, 0x0) process_vm_writev(r1, &(0x7f0000000200)=[{&(0x7f0000000380)=""/72, 0x48}, {&(0x7f0000000400)=""/4096, 0x1000}], 0x2, &(0x7f0000002b00)=[{&(0x7f0000001780)=""/174, 0xae}, {&(0x7f0000001940)=""/186, 0xba}, {&(0x7f0000001a00)=""/4096, 0x1000}], 0x3, 0x0) [ 509.426988] hfs: unable to parse mount options 2018/05/24 10:43:45 executing program 2: r0 = socket(0x10, 0x2, 0xc) write(r0, &(0x7f0000594000)="1f0000000104ff00fd4354c007110000f305010008000100010423dcffdf00", 0x1f) write(r0, &(0x7f0000000100)="1f0000000104fffffd3b54c007110000f30501000b000300000000000000cf", 0x1f) ioctl$sock_ipx_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000000)={'veth0_to_bridge\x00', {0x4, 0x5, 0x9, "67d0dd74e418", 0x7}}) 2018/05/24 10:43:45 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) socket(0xa, 0x1, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f00000000c0)="c4824da82b66ba2100b801000000efb9270900000f323640a7650f30c4e2899c8e02000000f02046452ef3440f6fb800f0ff7fc42101dbc40f2047"}], 0x0, 0x0, &(0x7f0000000080), 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYBLOB="01000000001e00fb034d564b0000000001"]) syz_mount_image$gfs2(&(0x7f0000000080)='gfs2\x00', &(0x7f0000000180)='./file0\x00', 0x1ff, 0x6, &(0x7f0000003380)=[{&(0x7f0000000280)="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{&(0x7f0000002300)="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0x1000}, {&(0x7f0000003300)="941a7d275e3ad435b02f394195d7347490ce29d3da389b74ae98c4cb7db2522de597d11e5addd8e6ea845c0e94a3e1e346660de74a2c2192cb5252f1226c09fea5effe3456be5a71a655f158be3e", 0x4e, 0x9}], 0x380400, &(0x7f0000003440)={[{@nobarrier='nobarrier', 0x2c}, {@lockproto_dlm='lockproto=dlm', 0x2c}]}) ioctl$KVM_SET_VCPU_EVENTS(r2, 0x4040aea0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}) [ 509.513596] hfs: unable to parse mount options [ 509.545562] FAULT_INJECTION: forcing a failure. [ 509.545562] name failslab, interval 1, probability 0, space 0, times 0 [ 509.556935] CPU: 0 PID: 516 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 509.564063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 509.573431] Call Trace: [ 509.576044] dump_stack+0x1b9/0x294 [ 509.580458] ? dump_stack_print_info.cold.2+0x52/0x52 [ 509.585669] should_fail.cold.4+0xa/0x1a [ 509.589747] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 509.594868] ? save_stack+0x43/0xd0 [ 509.598494] ? kmem_cache_alloc_trace+0x152/0x780 [ 509.603337] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 509.608521] ? __list_lru_init+0x456/0x790 [ 509.612755] ? sget_userns+0x767/0xf00 [ 509.616641] ? graph_lock+0x170/0x170 [ 509.620434] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 509.625197] ? do_mount+0x564/0x3070 [ 509.628929] ? ksys_mount+0x12d/0x140 [ 509.632734] ? __x64_sys_mount+0xbe/0x150 [ 509.636884] ? do_syscall_64+0x1b1/0x800 [ 509.640943] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 509.646319] ? find_held_lock+0x36/0x1c0 [ 509.650387] ? __lock_is_held+0xb5/0x140 [ 509.654468] ? check_same_owner+0x320/0x320 [ 509.658805] ? rcu_note_context_switch+0x710/0x710 [ 509.663753] __should_failslab+0x124/0x180 [ 509.667997] should_failslab+0x9/0x14 [ 509.671798] kmem_cache_alloc_trace+0x2cb/0x780 [ 509.676467] ? __kmalloc_node+0x33/0x70 [ 509.680444] ? __kmalloc_node+0x33/0x70 [ 509.684436] ? rcu_read_lock_sched_held+0x108/0x120 [ 509.689471] __memcg_init_list_lru_node+0x17d/0x2c0 [ 509.694485] ? kvfree_rcu+0x20/0x20 [ 509.698117] ? __kmalloc_node+0x47/0x70 [ 509.702096] __list_lru_init+0x456/0x790 [ 509.706153] ? list_lru_destroy+0x4c0/0x4c0 [ 509.710468] ? mark_held_locks+0xc9/0x160 [ 509.714618] ? __raw_spin_lock_init+0x1c/0x100 [ 509.719206] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 509.724220] ? lockdep_init_map+0x9/0x10 [ 509.728276] sget_userns+0x767/0xf00 [ 509.731979] ? get_anon_bdev+0x2f0/0x2f0 [ 509.736038] ? destroy_unused_super.part.11+0x110/0x110 [ 509.741392] ? __alloc_pages_nodemask+0xacf/0xd70 [ 509.746236] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 509.751250] ? kasan_check_read+0x11/0x20 [ 509.755416] ? cap_capable+0x1f9/0x260 [ 509.759307] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 509.764835] ? security_capable+0x99/0xc0 [ 509.768988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 509.774516] ? ns_capable_common+0x13f/0x170 [ 509.778919] ? get_anon_bdev+0x2f0/0x2f0 [ 509.782970] sget+0x10b/0x150 [ 509.786085] ? fuse_get_root_inode+0x190/0x190 [ 509.790675] mount_nodev+0x33/0x110 [ 509.794296] fuse_mount+0x2c/0x40 [ 509.797741] mount_fs+0xae/0x328 [ 509.801101] vfs_kern_mount.part.34+0xd4/0x4d0 [ 509.805675] ? may_umount+0xb0/0xb0 [ 509.809291] ? _raw_read_unlock+0x22/0x30 [ 509.813426] ? __get_fs_type+0x97/0xc0 [ 509.817309] do_mount+0x564/0x3070 [ 509.820850] ? do_raw_spin_unlock+0x9e/0x2e0 [ 509.825263] ? copy_mount_string+0x40/0x40 [ 509.829496] ? rcu_pm_notify+0xc0/0xc0 [ 509.833380] ? copy_mount_options+0x5f/0x380 [ 509.837782] ? rcu_read_lock_sched_held+0x108/0x120 [ 509.842791] ? kmem_cache_alloc_trace+0x616/0x780 [ 509.847632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 509.853164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 509.858690] ? copy_mount_options+0x285/0x380 [ 509.863181] ksys_mount+0x12d/0x140 [ 509.866800] __x64_sys_mount+0xbe/0x150 [ 509.870774] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 509.875880] do_syscall_64+0x1b1/0x800 [ 509.879759] ? finish_task_switch+0x1ca/0x840 [ 509.884253] ? syscall_return_slowpath+0x5c0/0x5c0 [ 509.889194] ? syscall_return_slowpath+0x30f/0x5c0 [ 509.894120] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 509.899479] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 509.904317] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 509.909496] RIP: 0033:0x455a09 [ 509.912673] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 509.920373] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 509.927636] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 509.934908] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:43:45 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x8, 0x3, &(0x7f0000000180)=ANY=[@ANYBLOB="180000750bdd58ee0000"], &(0x7f0000000080)='GPL\x00', 0x10000001, 0xb2, &(0x7f0000000200)=""/178}, 0x48) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup\x00', 0x200002, 0x0) r2 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x200000, 0xc02) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000000340)={0x0, @in6={{0xa, 0x4e22, 0xffff, @empty, 0xfffffffffffffffb}}}, &(0x7f00000004c0)=0x84) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000140)={r3, 0xffffffffffffffa3, 0x20}, &(0x7f0000000400)=0xc) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00000000c0)={r1, r0, 0x0, 0x2}, 0x7) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000480)={&(0x7f0000000440)='./file0\x00', 0x0, 0x8}, 0x10) [ 509.942176] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 509.949451] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 510.231623] netlink: 3 bytes leftover after parsing attributes in process `syz-executor2'. [ 510.245180] netlink: 'syz-executor2': attribute type 3 has an invalid length. [ 510.257077] netlink: 3 bytes leftover after parsing attributes in process `syz-executor2'. [ 510.257463] netlink: 'syz-executor2': attribute type 3 has an invalid length. 2018/05/24 10:43:47 executing program 3 (fault-call:6 fault-nth:35): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:47 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x7d, &(0x7f0000000100)=[@in6={0xa}], 0x1c) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e24, @rand_addr=0x5}}, 0xa4ba, 0x1}, &(0x7f00000000c0)=0x90) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000001c0)=@sack_info={r1, 0x81, 0xc000000000}, 0xc) 2018/05/24 10:43:47 executing program 0: r0 = socket(0x11, 0x803, 0x300) setsockopt$packet_int(r0, 0x107, 0x8, &(0x7f0000000000)=0xfffffffffffffffc, 0x4) socket$inet6(0xa, 0xf, 0x0) sendmsg$inet_sctp(r0, &(0x7f0000000040)={&(0x7f00005dafe4)=@in={0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, &(0x7f0000fc8000)}, 0xc1) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000280)='/dev/cuse\x00', 0x10080, 0x0) ioctl$TIOCGPTPEER(r1, 0x5441, 0x10000) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000100)={0x0, 0x5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000180)=@sack_info={r2, 0x4, 0x800}, &(0x7f00000001c0)=0xc) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000000080)=0x0) sched_setparam(r3, &(0x7f00000000c0)=0x7) r4 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000200)='/dev/mixer\x00', 0x10040, 0x0) ioctl$DRM_IOCTL_AUTH_MAGIC(r4, 0x40046411, &(0x7f0000000240)=0x81) recvmmsg(r0, &(0x7f0000002e00)=[{{&(0x7f0000002b80)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast1}}}, 0x80, &(0x7f0000002d00), 0x0, &(0x7f0000002d40)=""/164, 0xa4}}], 0x40000000000014d, 0x0, 0x0) 2018/05/24 10:43:47 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x8, 0x3, &(0x7f0000000180)=ANY=[@ANYBLOB="180000750bdd58ee0000"], &(0x7f0000000080)='GPL\x00', 0x10000001, 0xb2, &(0x7f0000000200)=""/178}, 0x48) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup\x00', 0x200002, 0x0) r2 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x200000, 0xc02) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000000340)={0x0, @in6={{0xa, 0x4e22, 0xffff, @empty, 0xfffffffffffffffb}}}, &(0x7f00000004c0)=0x84) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r2, 0x84, 0x72, &(0x7f0000000140)={r3, 0xffffffffffffffa3, 0x20}, &(0x7f0000000400)=0xc) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00000000c0)={r1, r0, 0x0, 0x2}, 0x7) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000480)={&(0x7f0000000440)='./file0\x00', 0x0, 0x8}, 0x10) 2018/05/24 10:43:47 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x66, &(0x7f0000000000)=ANY=[@ANYBLOB="cd070000000000000000000086dd60b40900000000000000000000e7ff000000000000008f28b1f56326af4cf1140001810090780000040060b680fa00001a00000000000000000000000000ffffac14ffbb0000000000000000000000000000"], 0x0) 2018/05/24 10:43:47 executing program 2: r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x20, 0x0) ioctl$IOC_PR_PREEMPT_ABORT(r0, 0x401870cc, &(0x7f0000000040)={0xfffffffffffffffb, 0x2f1, 0x6}) r1 = gettid() getpriority(0x1, r1) 2018/05/24 10:43:47 executing program 5: r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x9, 0x1) ioctl$KVM_S390_UCAS_MAP(r0, 0x4018ae50, &(0x7f0000000040)={0x5, 0x800}) ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0x3) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000080)={0x0, 0x89, "0e5061a08d9fa66176634e7878190d9baba8bde7311d0b8778073aa2f2a72c61230ce20b48a116113b2ac3436713ae7847c0a66af74f14b1551681cc81cab10cd9ce2cb0707bd40535796b385855700722920d9c30c0f0e3ea8cf7af64567551b9bd8a0ba144f3ec0f4661953e2dcd29e017a707585b1a7dcc9402eb452e0222a50d671ae72fff3515"}, &(0x7f0000000140)=0x91) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000180)={r1, 0x3}, 0x8) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f00000001c0)={0x6}, 0x1) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000200)={r1, 0x0, 0x9, 0xfffffffffffffeff, 0x5, 0x2}, 0x14) umount2(&(0x7f0000000240)='./file0\x00', 0x8) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r2 = dup3(r0, r0, 0x80000) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r0, 0xc04064a0, &(0x7f0000000400)={&(0x7f0000000300)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000340)=[0x0], &(0x7f0000000380)=[0x0, 0x0], &(0x7f00000003c0)=[0x0, 0x0, 0x0, 0x0], 0x7, 0x1, 0x2, 0x4}) ioctl$VT_ACTIVATE(r0, 0x5606, 0xfffffffffffffe00) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r2, 0x84, 0x15, &(0x7f0000000440)={0x2}, 0x1) r3 = syz_open_dev$sndctrl(&(0x7f0000000480)='/dev/snd/controlC#\x00', 0x7, 0x4280) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f00000004c0), 0x4) getsockopt$sock_buf(r0, 0x1, 0x1e, &(0x7f0000000500)=""/234, &(0x7f0000000600)=0xea) ioctl$TCXONC(r0, 0x540a, 0x2) lseek(r3, 0x0, 0x3) write$rdma_cm(r2, &(0x7f0000001ec0)=@create_id={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000001e80)={0xffffffff}, 0x117, 0x4}}, 0x20) write$rdma_cm(r2, &(0x7f0000001f00)=@query={0x13, 0x10, 0xfa00, {&(0x7f0000000640), r4, 0x2}}, 0x18) r5 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000001f40)={0x5, 0xffff, 0x1, 0x3}, 0x6) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f0000001f80)=0xffffffffffff7fff, 0x4) ioctl$DRM_IOCTL_RES_CTX(r5, 0xc0106426, &(0x7f0000002000)={0x4, &(0x7f0000001fc0)=[{}, {}, {}, {0x0}]}) ioctl$DRM_IOCTL_UNLOCK(r0, 0x4008642b, &(0x7f0000002040)={r6, 0x3}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000002080)={0x0}, &(0x7f00000020c0)=0xc) sched_setparam(r7, &(0x7f0000002100)=0x80) ioctl$LOOP_SET_STATUS(r2, 0x4c02, &(0x7f0000002140)={0x0, 0x0, 0x0, 0x0, 0x100000001, 0xb, 0x7, 0x10, "68f64177da4febdd2c1e2825d9325123039b082afbd3e049ae75ba213b4c30acd88dde82b75910a7339885874f0b40250d495c3b66cffa1bc2cbf3d5bb676e26", "f3d3288e64eae98f9d3139608b6b74f8b5742c344b4c3731d6a95aa668adee70", [0x7ff, 0x5]}) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000002200)='/dev/adsp#\x00') chroot(&(0x7f0000002240)='./file0\x00') 2018/05/24 10:43:47 executing program 1: r0 = epoll_create(0x20040000000404) fremovexattr(r0, &(0x7f0000000000)=ANY=[]) r1 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x9, 0x400f02) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r1, &(0x7f0000000000)={0x10002000}) getpeername$packet(r1, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000180)=0xfffffffffffffe4e) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000000100)=r2) 2018/05/24 10:43:47 executing program 4: io_setup(0x3, &(0x7f00000002c0)=0x0) clock_gettime(0x0, &(0x7f0000000080)={0x0}) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") io_submit(r0, 0x0, &(0x7f0000000540)) io_getevents(r0, 0x1, 0x1, &(0x7f0000000000)=[{}], &(0x7f00000000c0)={r1}) clone(0x0, &(0x7f00000012c0), &(0x7f0000001080), &(0x7f00000022c0), &(0x7f0000002300)) r3 = socket$unix(0x1, 0x1, 0x0) io_submit(r0, 0x1, &(0x7f00000026c0)=[&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, r3, &(0x7f0000000080)}]) r4 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x0, 0x0) ioctl$KVM_SET_TSS_ADDR(r4, 0xae47, 0xd000) 2018/05/24 10:43:47 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl(r0, 0x800000000008982, &(0x7f0000000080)) r1 = getpgid(0x0) sched_setparam(r1, &(0x7f0000000100)=0x1) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) [ 511.210597] FAULT_INJECTION: forcing a failure. [ 511.210597] name failslab, interval 1, probability 0, space 0, times 0 [ 511.221916] CPU: 1 PID: 584 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 511.229033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 511.238403] Call Trace: [ 511.241018] dump_stack+0x1b9/0x294 [ 511.244666] ? dump_stack_print_info.cold.2+0x52/0x52 [ 511.249879] ? perf_trace_lock_acquire+0xe3/0x980 [ 511.254739] ? __save_stack_trace+0x7e/0xd0 [ 511.259090] should_fail.cold.4+0xa/0x1a [ 511.263173] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 511.268293] ? save_stack+0x43/0xd0 [ 511.271916] ? kasan_kmalloc+0xc4/0xe0 [ 511.275796] ? kmem_cache_alloc_trace+0x152/0x780 [ 511.280630] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 511.285815] ? __list_lru_init+0x456/0x790 [ 511.290041] ? sget_userns+0x767/0xf00 [ 511.293927] ? graph_lock+0x170/0x170 [ 511.297721] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 511.302464] ? do_mount+0x564/0x3070 [ 511.306177] ? ksys_mount+0x12d/0x140 [ 511.309968] ? __x64_sys_mount+0xbe/0x150 [ 511.314112] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 511.319485] ? find_held_lock+0x36/0x1c0 [ 511.323547] ? __lock_is_held+0xb5/0x140 [ 511.327619] ? check_same_owner+0x320/0x320 [ 511.331939] ? rcu_note_context_switch+0x710/0x710 [ 511.336866] __should_failslab+0x124/0x180 [ 511.341107] should_failslab+0x9/0x14 [ 511.344914] kmem_cache_alloc_trace+0x2cb/0x780 [ 511.349578] ? __kmalloc_node+0x33/0x70 [ 511.353551] ? __kmalloc_node+0x33/0x70 [ 511.357519] ? rcu_read_lock_sched_held+0x108/0x120 [ 511.362533] __memcg_init_list_lru_node+0x17d/0x2c0 [ 511.367548] ? kvfree_rcu+0x20/0x20 [ 511.371174] ? __kmalloc_node+0x47/0x70 [ 511.375149] __list_lru_init+0x456/0x790 [ 511.379206] ? list_lru_destroy+0x4c0/0x4c0 [ 511.383523] ? mark_held_locks+0xc9/0x160 [ 511.387668] ? __raw_spin_lock_init+0x1c/0x100 [ 511.392243] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 511.397258] ? lockdep_init_map+0x9/0x10 [ 511.401314] sget_userns+0x767/0xf00 [ 511.405016] ? get_anon_bdev+0x2f0/0x2f0 [ 511.409074] ? destroy_unused_super.part.11+0x110/0x110 [ 511.414429] ? __alloc_pages_nodemask+0xacf/0xd70 [ 511.419269] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 511.424283] ? kasan_check_read+0x11/0x20 [ 511.428427] ? cap_capable+0x1f9/0x260 [ 511.432315] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 511.437843] ? security_capable+0x99/0xc0 [ 511.441987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 511.447515] ? ns_capable_common+0x13f/0x170 [ 511.451917] ? get_anon_bdev+0x2f0/0x2f0 [ 511.455981] sget+0x10b/0x150 [ 511.459084] ? fuse_get_root_inode+0x190/0x190 [ 511.463661] mount_nodev+0x33/0x110 [ 511.467284] fuse_mount+0x2c/0x40 [ 511.470729] mount_fs+0xae/0x328 [ 511.474093] vfs_kern_mount.part.34+0xd4/0x4d0 [ 511.478671] ? may_umount+0xb0/0xb0 [ 511.482290] ? _raw_read_unlock+0x22/0x30 [ 511.486429] ? __get_fs_type+0x97/0xc0 [ 511.490313] do_mount+0x564/0x3070 [ 511.493861] ? do_raw_spin_unlock+0x9e/0x2e0 [ 511.498272] ? copy_mount_string+0x40/0x40 [ 511.502497] ? rcu_pm_notify+0xc0/0xc0 [ 511.506383] ? copy_mount_options+0x5f/0x380 [ 511.510788] ? rcu_read_lock_sched_held+0x108/0x120 [ 511.515796] ? kmem_cache_alloc_trace+0x616/0x780 [ 511.520635] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 511.526180] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 511.531709] ? copy_mount_options+0x285/0x380 [ 511.536208] ksys_mount+0x12d/0x140 [ 511.539830] __x64_sys_mount+0xbe/0x150 [ 511.543796] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 511.548808] do_syscall_64+0x1b1/0x800 [ 511.552691] ? finish_task_switch+0x1ca/0x840 [ 511.557178] ? syscall_return_slowpath+0x5c0/0x5c0 [ 511.562110] ? syscall_return_slowpath+0x30f/0x5c0 [ 511.567036] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 511.572395] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 511.577234] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 511.582412] RIP: 0033:0x455a09 [ 511.585600] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 511.593301] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 511.600558] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:43:47 executing program 2: setsockopt$inet6_MRT6_DEL_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd3, &(0x7f0000002000)={{0xa}, {0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, 0xfffffc99) r0 = accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xe, 0x80800) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000080)=0x4, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0x23ac, &(0x7f0000001000)=@raw, &(0x7f0000001ff6)='syzkaller\x00', 0x80000000, 0x81, &(0x7f0000000140)=""/219}, 0xffffffffffffff6f) setsockopt$inet6_int(r1, 0x29, 0x40, &(0x7f0000001fde), 0x4) 2018/05/24 10:43:47 executing program 1: munmap(&(0x7f0000000000/0x600000)=nil, 0x600000) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x10004, 0x0) ioctl$BLKTRACESTOP(r0, 0x1275, 0x0) epoll_pwait(0xffffffffffffffff, &(0x7f00000000c0), 0x0, 0x0, &(0x7f0000000100), 0x8) 2018/05/24 10:43:47 executing program 0: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x6000, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000000280)={&(0x7f0000ffa000/0x4000)=nil, 0x4000}) r1 = socket(0x10, 0x200000000002, 0xc) r2 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x3, 0x200001) ioctl$EVIOCGPHYS(r2, 0x80404507, &(0x7f0000000140)=""/232) write(r1, &(0x7f00000002c0)="1f0000000007fd02010c00f60000ff008109f800090001800651b6b9c593270000000000004c848e4dcb0d0a03a19f5e8638e1f3abd2f7199e96cf268e469461376c6d76e060f910e6caef06c7094b526ed85592ac9248e669e05c5879aed2530adcc7cb862301376d3c31e194fcce30f42ff815d1bd05067feaaf36b4ff59e26fca39f30533dfbcf773ac2a017ad04d2d630dcb0f91ee4a121bf7fbda846383dff9200c896a837201a92dbd384c612810fdc281d5a11f29af76211208a89ac9d6941453dbc33b6081", 0xc9) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f0000000040)=0x7) [ 511.607817] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 511.615080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 511.622340] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:47 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0xc0189436, &(0x7f0000000000)={'Xriege0\x00V\x00'}) 2018/05/24 10:43:47 executing program 3 (fault-call:6 fault-nth:36): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:47 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x2e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x0, 0x0) openat$autofs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/autofs\x00', 0x0, 0x0) mknod(&(0x7f0000f80000)='./file0\x00', 0x0, 0x0) open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x0, 0x0) syz_open_dev$tun(&(0x7f0000589000)='/dev/net/tun\x00', 0x0, 0x0) pipe(&(0x7f00005ad000)) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) timerfd_create(0x7, 0x0) syz_open_procfs(0x0, &(0x7f00006c6ff7)='net/igmp\x00') syz_open_procfs(0x0, &(0x7f0000000080)='attr\x00') pselect6(0x40, &(0x7f00003e0000), &(0x7f0000000000), &(0x7f0000e90000), &(0x7f0000000000)={0x77359400}, &(0x7f0000e85ff0)={&(0x7f0000c71ff8), 0x8}) [ 511.990168] FAULT_INJECTION: forcing a failure. [ 511.990168] name failslab, interval 1, probability 0, space 0, times 0 [ 512.001496] CPU: 1 PID: 623 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 512.008617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 512.017991] Call Trace: [ 512.020602] dump_stack+0x1b9/0x294 [ 512.024251] ? dump_stack_print_info.cold.2+0x52/0x52 [ 512.029458] ? perf_trace_lock_acquire+0xe3/0x980 [ 512.034315] ? __save_stack_trace+0x7e/0xd0 [ 512.038660] should_fail.cold.4+0xa/0x1a [ 512.042742] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 512.047843] ? save_stack+0x43/0xd0 [ 512.051459] ? kasan_kmalloc+0xc4/0xe0 [ 512.055340] ? kmem_cache_alloc_trace+0x152/0x780 [ 512.060170] ? __memcg_init_list_lru_node+0x17d/0x2c0 [ 512.065350] ? __list_lru_init+0x456/0x790 [ 512.069578] ? sget_userns+0x767/0xf00 [ 512.073460] ? graph_lock+0x170/0x170 [ 512.077250] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 512.081998] ? do_mount+0x564/0x3070 [ 512.085728] ? ksys_mount+0x12d/0x140 [ 512.089517] ? __x64_sys_mount+0xbe/0x150 [ 512.093658] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.099020] ? find_held_lock+0x36/0x1c0 [ 512.103076] ? __lock_is_held+0xb5/0x140 [ 512.107140] ? check_same_owner+0x320/0x320 [ 512.111457] ? rcu_note_context_switch+0x710/0x710 [ 512.116403] __should_failslab+0x124/0x180 [ 512.120639] should_failslab+0x9/0x14 [ 512.124621] kmem_cache_alloc_trace+0x2cb/0x780 [ 512.129284] ? __kmalloc_node+0x33/0x70 [ 512.133253] ? __kmalloc_node+0x33/0x70 [ 512.137222] ? rcu_read_lock_sched_held+0x108/0x120 [ 512.142241] __memcg_init_list_lru_node+0x17d/0x2c0 [ 512.147255] ? kvfree_rcu+0x20/0x20 [ 512.150874] ? __kmalloc_node+0x47/0x70 [ 512.154854] __list_lru_init+0x456/0x790 [ 512.158908] ? list_lru_destroy+0x4c0/0x4c0 [ 512.163233] ? mark_held_locks+0xc9/0x160 [ 512.167378] ? __raw_spin_lock_init+0x1c/0x100 [ 512.171952] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 512.176979] ? lockdep_init_map+0x9/0x10 [ 512.181041] sget_userns+0x767/0xf00 [ 512.184753] ? get_anon_bdev+0x2f0/0x2f0 [ 512.188813] ? destroy_unused_super.part.11+0x110/0x110 [ 512.194167] ? __alloc_pages_nodemask+0xacf/0xd70 [ 512.199017] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 512.204037] ? kasan_check_read+0x11/0x20 [ 512.208178] ? cap_capable+0x1f9/0x260 [ 512.212076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 512.217603] ? security_capable+0x99/0xc0 [ 512.221757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 512.227288] ? ns_capable_common+0x13f/0x170 [ 512.231692] ? get_anon_bdev+0x2f0/0x2f0 [ 512.235750] sget+0x10b/0x150 [ 512.238849] ? fuse_get_root_inode+0x190/0x190 [ 512.243435] mount_nodev+0x33/0x110 [ 512.247057] fuse_mount+0x2c/0x40 [ 512.250505] mount_fs+0xae/0x328 [ 512.253869] vfs_kern_mount.part.34+0xd4/0x4d0 [ 512.258445] ? may_umount+0xb0/0xb0 [ 512.262065] ? _raw_read_unlock+0x22/0x30 [ 512.266208] ? __get_fs_type+0x97/0xc0 [ 512.270095] do_mount+0x564/0x3070 [ 512.273640] ? do_raw_spin_unlock+0x9e/0x2e0 [ 512.278062] ? copy_mount_string+0x40/0x40 [ 512.282289] ? rcu_pm_notify+0xc0/0xc0 [ 512.286188] ? copy_mount_options+0x5f/0x380 [ 512.290587] ? rcu_read_lock_sched_held+0x108/0x120 [ 512.295597] ? kmem_cache_alloc_trace+0x616/0x780 [ 512.300435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.305973] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 512.311501] ? copy_mount_options+0x285/0x380 [ 512.316005] ksys_mount+0x12d/0x140 [ 512.319629] __x64_sys_mount+0xbe/0x150 [ 512.324750] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 512.329764] do_syscall_64+0x1b1/0x800 [ 512.333729] ? finish_task_switch+0x1ca/0x840 [ 512.338219] ? syscall_return_slowpath+0x5c0/0x5c0 [ 512.343142] ? syscall_return_slowpath+0x30f/0x5c0 [ 512.348077] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 512.353444] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 512.358299] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.363477] RIP: 0033:0x455a09 [ 512.366654] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 512.374358] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 512.381617] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 512.388877] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 512.396141] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 512.403402] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:48 executing program 7: r0 = socket(0xa, 0x200000000001, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") munlock(&(0x7f0000ffb000/0x4000)=nil, 0x4000) r1 = socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000000), 0x18) r2 = accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f0000000080)=0x0) migrate_pages(r3, 0x83, &(0x7f0000000140)=0x1, &(0x7f00000001c0)=0x4dae) sendmmsg$alg(r2, &(0x7f0000000180)=[{0x0, 0x0, &(0x7f00000003c0)=[{&(0x7f0000000240)='^', 0x1}], 0x1, &(0x7f0000001300)}], 0x1, 0x0) recvmsg(r2, &(0x7f0000001200)={&(0x7f0000000000)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f00000011c0)=[{&(0x7f00000000c0)=""/78, 0x4e}], 0x1}, 0x0) 2018/05/24 10:43:48 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f00000000c0)) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='loginuid\x00') sendfile(r2, r2, &(0x7f0000000040), 0x10001) 2018/05/24 10:43:48 executing program 0: r0 = socket(0xa, 0x2, 0x0) write$binfmt_elf64(r0, &(0x7f0000000280)={{0x7f, 0x45, 0x4c, 0x46, 0x7, 0x100000001, 0x9, 0xfff, 0x9, 0x3, 0x3f, 0x7c00, 0x2db, 0x40, 0x53, 0x101, 0x3, 0x38, 0x2, 0x5bba, 0x5, 0x97a8}, [{0x5, 0x9fcb, 0x0, 0x1f, 0x9, 0x3f, 0x100, 0x7}], "", [[], [], [], [], [], [], [], [], []]}, 0x978) r1 = syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0xce, 0x101000) ioctl$SG_GET_SCSI_ID(r1, 0x2276, &(0x7f00000000c0)) ioctl(r0, 0x8912, &(0x7f0000000240)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00') mmap(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x1000003, 0x8972, 0xffffffffffffffff, 0x0) mremap(&(0x7f0000a94000/0x1000)=nil, 0x1000, 0x1000, 0x0, &(0x7f0000a95000/0x1000)=nil) ioctl$DRM_IOCTL_RM_MAP(0xffffffffffffffff, 0x4028641b, &(0x7f0000b1d000)={&(0x7f0000a93000/0x3000)=nil, 0x0, 0x0, 0x0, &(0x7f0000b1c000/0x4000)=nil}) shmat(0x0, &(0x7f0000a93000/0x12000)=nil, 0x0) ioctl$TUNATTACHFILTER(0xffffffffffffffff, 0x401054d5, &(0x7f0000000080)={0x0, &(0x7f0000000040)}) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000), 0x4) 2018/05/24 10:43:48 executing program 5: setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="00000000000000000a00000000000000ff0100000000000000000000000000010000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000006dde6fb5a572eecf00000000000000000000"], 0x90) r0 = socket$inet_udp(0x2, 0x2, 0x0) sendmmsg$alg(0xffffffffffffffff, &(0x7f0000005200)=[{0x0, 0x0, &(0x7f00000036c0), 0x0, &(0x7f0000003780)=[@assoc={0x18, 0x117, 0x4, 0x1000}], 0x18}], 0x1, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x101000, 0x81) accept4$unix(r1, &(0x7f0000000200), &(0x7f0000000100)=0x6e, 0x80000) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000280)=ANY=[@ANYBLOB="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"], 0x1) 2018/05/24 10:43:48 executing program 1: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000040)='/dev/urandom\x00', 0x80000000101000, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000280)=ANY=[@ANYBLOB="02000000000081ff040000000000000007e6bccb5efa42897cf4bc1e2cb5afc317970b8934be9dc37f03b83f4cf8f2837255b4712d28b2bb17ee9a46561108c4bdc9", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f00000001c0)=0x14) ioctl$sock_ipx_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000000)={'bond_slave_0\x00', {0x4, 0x5, 0x7, "9f4926c2355b", 0x5}}) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000240)={r1, 0x354}, &(0x7f0000000080)=0x268) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000100)={0x4, 0x80, 0x209, 0x1, 0x9, 0x8, 0x9d29, 0x0, r2}, 0x20) move_pages(0x0, 0x200001e1, &(0x7f0000000080), 0x0, &(0x7f00000000c0)=[0x0, 0x0], 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) 2018/05/24 10:43:48 executing program 6: r0 = socket$alg(0x26, 0x5, 0x0) getsockopt$IP_VS_SO_GET_INFO(r0, 0x0, 0x481, &(0x7f0000000040), &(0x7f0000000080)=0xc) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$vsock_dgram(0x28, 0x2, 0x0) getpeername(r2, &(0x7f0000000140)=@ipx, &(0x7f00000001c0)=0x80) r3 = fcntl$getown(r1, 0x9) ptrace$cont(0x3f, r3, 0x95f, 0x100) pipe(&(0x7f00000000c0)={0xffffffffffffffff}) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r4, 0x6, 0x1d, &(0x7f0000000100), &(0x7f0000000280)=0x14) 2018/05/24 10:43:48 executing program 4: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x521081, 0x0) ioctl$GIO_CMAP(r0, 0x4b70, &(0x7f0000000140)) r1 = socket(0x2, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000019ff8)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r2, &(0x7f0000000040)=ANY=[@ANYBLOB="7f454c460000000000000000000000005b511a7774e0aa0f00000000000000004000000000000000000000000000380000000000000000000000000000000000000000000000000000000098f093bc4a2658cc142a02d7000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x78) fcntl$lock(r3, 0x8000000000000007, &(0x7f0000000000)) fcntl$lock(r3, 0x26, &(0x7f000001d000)={0x8000000000000001}) dup3(r2, r3, 0x0) 2018/05/24 10:43:48 executing program 3 (fault-call:6 fault-nth:37): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:48 executing program 7: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x42000, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f0000000040)={0x9, 0x0, 0x10001, 0x5}) ioctl$DRM_IOCTL_AGP_BIND(r0, 0x40106436, &(0x7f0000000080)={r1, 0x2}) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$rdma_cm(r2, &(0x7f0000002b00)=@create_id={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000002ac0)={0xffffffff}, 0x106}}, 0x20) write$rdma_cm(r2, &(0x7f00000003c0)=@listen={0x7, 0x0, 0xfa00, {r3, 0x7}}, 0xffffffffffffff83) 2018/05/24 10:43:48 executing program 2: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x7, 0x0) bind$bt_l2cap(r0, &(0x7f0000000000)={0x1f}, 0xe) listen(r0, 0x0) getsockopt$bt_BT_DEFER_SETUP(r0, 0x112, 0x7, &(0x7f0000000040), &(0x7f0000000080)=0x4) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000200)='/dev/uinput\x00', 0x111001, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f0000000240)={0x0, 0xb8, "726e3878f58e0916b9a01cff7568cc927708490179d2e8129a677a30f66e76b2a38169ce0c9c83d7a6886c41895437156d88156dc65e410789e902da3b77eaafab934164ec9ede6f45531b87f300bc7e3dd9b6c9c08310364787b4636a6e8ca3f42c9fb2fe50ee68d0a2f45171b6a66bce994617bfea8e6c74910022a16af5921b1218f31291c984a8487ac0eb9ccdb364f09b255b8246517c34edc3d39fcd5dab3c4ad5b910c3a908058cf0814b69eed8fbc6898454aa12"}, &(0x7f0000000300)=0xc0) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000340)={r2, @in6={{0xa, 0x4e22, 0x7, @dev={0xfe, 0x80, [], 0x1e}, 0xfff}}}, 0x84) r3 = openat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x0, 0x80) ioctl$TCSETAW(r3, 0x5407, &(0x7f0000000100)={0x7e0, 0x7, 0xffff, 0x5, 0x7, 0x89f, 0x52f, 0x3f, 0x3, 0x3}) 2018/05/24 10:43:48 executing program 0: mprotect(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x40010000008) r0 = socket$inet6(0xa, 0x80003, 0x2b) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000040)={'team_slave_1\x00', {0x2, 0x4e22, @rand_addr=0x80}}) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x7}, 0x1c) sendmmsg(r0, &(0x7f0000000c40)=[{{0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f0000000000)}}, {{0x0, 0x0, &(0x7f00000009c0)=[{&(0x7f0000003740)="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", 0x52d}], 0x1, &(0x7f0000000a80)}}], 0x2, 0x0) 2018/05/24 10:43:48 executing program 5: rename(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='./file0\x00') r0 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='gretap0\x00', 0x10) bind$llc(r0, &(0x7f0000000040)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) socket(0x8, 0x805, 0xfffffffffffffffa) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f00000000c0)) 2018/05/24 10:43:48 executing program 6: r0 = socket$inet6(0xa, 0x2, 0x2f) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x4}, 0x1c) r1 = syz_open_procfs(0x0, &(0x7f0000000440)='pagemap\x00') setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000000300), 0x13e) sendfile(r0, r1, &(0x7f0000000040), 0x8001) [ 512.664926] FAULT_INJECTION: forcing a failure. [ 512.664926] name failslab, interval 1, probability 0, space 0, times 0 [ 512.676643] CPU: 1 PID: 653 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 512.683770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 512.693130] Call Trace: [ 512.695735] dump_stack+0x1b9/0x294 [ 512.699380] ? dump_stack_print_info.cold.2+0x52/0x52 [ 512.704594] should_fail.cold.4+0xa/0x1a [ 512.708675] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 512.713789] ? graph_lock+0x170/0x170 [ 512.717603] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.723149] ? graph_lock+0x170/0x170 [ 512.726953] ? perf_trace_lock+0xd6/0x900 [ 512.731103] ? graph_lock+0x170/0x170 [ 512.734909] ? ida_get_new_above+0x490/0xa10 [ 512.739325] ? save_stack+0x43/0xd0 [ 512.742961] ? find_held_lock+0x36/0x1c0 [ 512.747042] ? __lock_is_held+0xb5/0x140 [ 512.751126] ? check_same_owner+0x320/0x320 [ 512.755460] ? rcu_note_context_switch+0x710/0x710 [ 512.760405] __should_failslab+0x124/0x180 [ 512.764654] should_failslab+0x9/0x14 [ 512.768470] __kmalloc+0x2c8/0x760 [ 512.772012] ? up_read+0x110/0x110 [ 512.775564] ? down_read+0x1b0/0x1b0 [ 512.779294] ? match_number.isra.0+0xb6/0x260 [ 512.783819] match_number.isra.0+0xb6/0x260 [ 512.788153] ? match_strdup+0xa0/0xa0 [ 512.791972] ? match_wildcard+0x3c0/0x3c0 [ 512.796137] match_int+0x23/0x30 [ 512.799516] fuse_fill_super+0x812/0x1e20 [ 512.803687] ? fuse_get_root_inode+0x190/0x190 [ 512.808280] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 512.813310] ? kasan_check_read+0x11/0x20 [ 512.817469] ? cap_capable+0x1f9/0x260 [ 512.821375] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 512.826922] ? security_capable+0x99/0xc0 [ 512.831087] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 512.836630] ? ns_capable_common+0x13f/0x170 [ 512.841062] ? get_anon_bdev+0x2f0/0x2f0 [ 512.845128] ? sget+0x113/0x150 [ 512.848415] ? fuse_get_root_inode+0x190/0x190 [ 512.853003] mount_nodev+0x6b/0x110 [ 512.856637] fuse_mount+0x2c/0x40 [ 512.860101] mount_fs+0xae/0x328 [ 512.863488] vfs_kern_mount.part.34+0xd4/0x4d0 [ 512.868084] ? may_umount+0xb0/0xb0 [ 512.871720] ? _raw_read_unlock+0x22/0x30 [ 512.875872] ? __get_fs_type+0x97/0xc0 [ 512.879774] do_mount+0x564/0x3070 [ 512.883327] ? copy_mount_string+0x40/0x40 [ 512.887584] ? rcu_pm_notify+0xc0/0xc0 [ 512.891487] ? copy_mount_options+0x5f/0x380 [ 512.895903] ? rcu_read_lock_sched_held+0x108/0x120 [ 512.900931] ? kmem_cache_alloc_trace+0x616/0x780 [ 512.905788] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 512.911333] ? _copy_from_user+0xdf/0x150 [ 512.915501] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 512.921053] ? copy_mount_options+0x285/0x380 [ 512.925566] ksys_mount+0x12d/0x140 [ 512.929216] __x64_sys_mount+0xbe/0x150 [ 512.933202] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 512.938231] do_syscall_64+0x1b1/0x800 [ 512.942131] ? finish_task_switch+0x1ca/0x840 [ 512.946648] ? syscall_return_slowpath+0x5c0/0x5c0 [ 512.951593] ? syscall_return_slowpath+0x30f/0x5c0 [ 512.956539] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 512.961923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 512.966793] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 512.971989] RIP: 0033:0x455a09 [ 512.975187] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 512.982908] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 512.990191] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 512.997469] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 513.004754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 513.012032] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:49 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000380)="c666a6118723b3012cf66f") r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000140)='/dev/rtc0\x00', 0x82040, 0x0) ioctl$KVM_SET_XSAVE(r1, 0x5000aea5, &(0x7f00000003c0)={"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"}) dup3(r0, r1, 0x0) 2018/05/24 10:43:49 executing program 5: r0 = socket(0xa, 0x1, 0x0) syz_open_dev$tun(&(0x7f0000000200)='/dev/net/tun\x00', 0x0, 0x240) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket(0x11, 0x100000803, 0x0) r2 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x20000000002) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x5001}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r2, &(0x7f0000000280)=ANY=[@ANYBLOB="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"], 0xfca) sendmsg$key(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000001280)={&(0x7f0000000100)={0x2, 0x12, 0xfffffffffffffff8, 0x0, 0x1b1, 0x0, 0x70bd2d, 0x25dfdbfe, [@sadb_x_filter={0x5, 0x1a, @in6=@remote={0xfe, 0x80, [], 0xbb}, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x1b, 0x10, 0x14}, @sadb_x_nat_t_port={0x1, 0x17, 0x4e23}, @sadb_x_nat_t_type={0x0, 0x14, 0x8}, @sadb_x_policy={0x8, 0x12, 0x4, 0x4, 0x0, 0x6e6bb9, 0x1, {0x6, 0x2b, 0xffffffff00000000, 0x8, 0x0, 0x5, 0x0, @in6=@mcast1={0xff, 0x1, [], 0x1}, @in6=@loopback={0x0, 0x1}}}]}, 0x88}, 0x1}, 0x4008041) 2018/05/24 10:43:49 executing program 3 (fault-call:6 fault-nth:38): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:49 executing program 6: syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000006000/0x18000)=nil, &(0x7f0000000100)=[@textreal={0x8, &(0x7f00000000c0)="b80d008ee03e650f090f3266660f3814aaa2f4f4baa10066edf20f2b79340f300fe9e366b9b30a000066b89e96000066ba000000000f30", 0x37}], 0x1, 0x0, &(0x7f0000000080), 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x94001, 0x0) ioctl$KVM_GET_SUPPORTED_CPUID(r0, 0xc008ae05, &(0x7f0000000100)=""/15) 2018/05/24 10:43:49 executing program 1: r0 = socket(0x2, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r1, &(0x7f0000000000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x2, 0x1, 0xffffffffffffffff, 0x0, 0x0, {}, [@typed={0x8, 0x2, @ipv4=@multicast1=0xe0000001}]}, 0x1c}, 0x1}, 0x0) r2 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x2, 0x800) ioctl$KVM_X86_GET_MCE_CAP_SUPPORTED(r2, 0x8008ae9d, &(0x7f00000000c0)=""/31) 2018/05/24 10:43:49 executing program 7: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r1) sendmsg$netlink(r2, &(0x7f0000028fc8)={0x0, 0x0, &(0x7f0000019000), 0x0, &(0x7f0000000040)}, 0x0) recvmmsg(r0, &(0x7f0000004100)=[{{&(0x7f0000001600)=@in6={0x0, 0x0, 0x0, @ipv4={[], [], @remote}}, 0x80, &(0x7f0000001580)=[{&(0x7f00000002c0)=""/4096}, {&(0x7f0000001340)=""/203}, {&(0x7f0000000140)=""/119}, {&(0x7f0000001440)=""/133}, {&(0x7f0000000000)=""/47}, {&(0x7f0000001500)=""/79}]}}], 0x2a37, 0x2, 0x0) 2018/05/24 10:43:49 executing program 2: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000640)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=@getae={0x40, 0x1f, 0x305, 0x0, 0x0, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}}, @in=@loopback=0x7f000001}}, 0x40}, 0x1}, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='attr\x00') write$binfmt_elf32(r1, &(0x7f00000001c0)={{0x7f, 0x45, 0x4c, 0x46, 0x9, 0x7, 0x7ff, 0x8, 0x5, 0x0, 0x6, 0x0, 0x2df, 0x38, 0xc4, 0x8, 0x10000, 0x20, 0x1, 0x7, 0x746, 0x6}, [{0x70000000, 0x6, 0x2, 0x7fffffff, 0x4, 0x200, 0x2, 0x4}, {0x60000000, 0x1f, 0x3, 0x4800000000000000, 0xfffffffffffffff7, 0x26ae, 0x581a, 0x5}], "e8fc3ab59633392795d8f4cfe245bb709773366f078ec9459ad68f2d9a8661a095e4231ca14ffc944267e9fd8112ca2841712bd25e718cc9385be8379d076373c6d1d395a5b851a56c537de8da3408a90c2a752d412d9930c40494c34b00539dbfba89cd7043b9cdb5aa9dff33152b8a128d5cc267b7522ec32f059d8fcbe25d1f865e18df3aca5cec46e3dfe190beb5aac3d023f170b4f2bccca8d600a4e2c84a1b98791bc2b5bd8888609b8b293c83c4056d0b7c758d245dfd3d81587d08528f523c17ba5901aa20fe7333725ec9e3cb699db998", [[], [], []]}, 0x44d) accept4$packet(r1, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000680)=0x5, 0x80000) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000780)={{{@in=@dev, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}}}, &(0x7f0000000880)=0xe8) setsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f00000008c0)={{{@in=@multicast1=0xe0000001, @in6=@local={0xfe, 0x80, [], 0xaa}, 0x4e20, 0x0, 0x4e21, 0xab3b, 0xa, 0xa0, 0x80, 0x7c, r2, r3}, {0x3, 0x3f, 0xffff, 0xfffffffffffffff9, 0x7f, 0x10001, 0x80000001, 0xc4}, {0xad01, 0x9, 0x3f, 0x4}, 0x1, 0x6e6bb5, 0x3, 0x0, 0x1, 0x2}, {{@in=@multicast2=0xe0000002, 0x4d5, 0x3c}, 0xa, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x0, 0x3, 0x3, 0x8, 0x3, 0x7ff, 0x4}}, 0xe8) ioctl$KVM_SET_SIGNAL_MASK(r1, 0x4004ae8b, &(0x7f0000000040)={0x55, "03d7dc6adfb0b0d4f758addf507fda559f842b2d619ee145caedf57c785a877d15ed0e42ea667eaf3a27462b83fcd58a1d340c64ba2ca27e4773f39d8e5690170de755ff0ba74157c90d1af3e86be22de87e0e5949"}) 2018/05/24 10:43:49 executing program 0: r0 = socket(0xa, 0x1, 0x0) r1 = open(&(0x7f0000000180)='./file1\x00', 0x100, 0x7) ioctl$KVM_GET_DIRTY_LOG(r1, 0x4010ae42, &(0x7f00000001c0)={0x10003, 0x0, &(0x7f00006de000/0x4000)=nil}) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000040)={0x0, 0xa0}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000100)={r2, 0x8, 0x1, 0x3, 0x3f, 0x1000}, &(0x7f0000000140)=0x14) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$DRM_IOCTL_AGP_ENABLE(r0, 0x40086432, &(0x7f0000000000)=0x2) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) quotactl(0x2080000201, &(0x7f00000000c0)='./file1\x00', 0x0, &(0x7f0000000040)) [ 513.475037] netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. [ 513.495289] netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. [ 513.510897] FAULT_INJECTION: forcing a failure. [ 513.510897] name failslab, interval 1, probability 0, space 0, times 0 [ 513.522225] CPU: 1 PID: 698 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 513.529345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 513.538709] Call Trace: [ 513.541317] dump_stack+0x1b9/0x294 [ 513.544966] ? dump_stack_print_info.cold.2+0x52/0x52 [ 513.550173] ? lock_downgrade+0x8e0/0x8e0 [ 513.554344] should_fail.cold.4+0xa/0x1a [ 513.558423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 513.563538] ? print_usage_bug+0xc0/0xc0 [ 513.567620] ? print_usage_bug+0xc0/0xc0 [ 513.571692] ? graph_lock+0x170/0x170 2018/05/24 10:43:49 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x9, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x3, 0x1, 0x8}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0x3bc, &(0x7f00001a7f05)=""/251}, 0x2e) 2018/05/24 10:43:49 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000180)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)=0x0) sched_setaffinity(r1, 0x8, &(0x7f00000001c0)=0x1) r2 = socket(0xb, 0x5, 0x0) ioctl(r2, 0x8912, &(0x7f0000000100)="c626262c8523bf012cf66f") setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000000040)={0x2, {{0x2, 0x0, @multicast2=0xe0000002}}}, 0x88) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x33, &(0x7f0000000140), 0x10) 2018/05/24 10:43:49 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0x4, &(0x7f0000000040), &(0x7f0000000080)=0x4) getsockopt$EBT_SO_GET_INFO(r0, 0x0, 0x80, &(0x7f00000000c0)={'nat\x00'}, &(0x7f0000000000)=0x78) 2018/05/24 10:43:49 executing program 0: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uinput\x00', 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet6_int(r0, 0x29, 0xd8, &(0x7f0000000040)=0x2, 0x4) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000000080)={'teql0\x00', {0x2, 0x4e22, @loopback=0x7f000001}}) ioctl$LOOP_CTL_REMOVE(r0, 0x4004556e, 0x0) ioctl$KVM_GET_CPUID2(r0, 0xc008ae91, &(0x7f00000000c0)=ANY=[@ANYBLOB="09000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001527f774c682000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003dc34336440000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"]) [ 513.575607] ? find_held_lock+0x36/0x1c0 [ 513.579675] ? __lock_is_held+0xb5/0x140 [ 513.583765] ? check_same_owner+0x320/0x320 [ 513.588102] ? lockdep_init_map+0x9/0x10 [ 513.592179] ? rcu_note_context_switch+0x710/0x710 [ 513.597120] ? kasan_check_write+0x14/0x20 [ 513.601388] ? __init_rwsem+0x1c4/0x290 [ 513.605377] __should_failslab+0x124/0x180 [ 513.609630] should_failslab+0x9/0x14 [ 513.613444] __kmalloc+0x2c8/0x760 [ 513.616999] ? trace_hardirqs_on_caller+0x421/0x5c0 2018/05/24 10:43:49 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000380)='ns\x00') fcntl$notify(r0, 0x402, 0x80000025) exit(0x0) fchmodat(r0, &(0x7f00000001c0)='./file0\x00', 0x20) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000240)={0x0, @in6={{0xa, 0x4e21, 0xfffffffffffffff8, @mcast2={0xff, 0x2, [], 0x1}, 0x4}}}, &(0x7f0000000300)=0x84) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f00000003c0)={r1, 0x1}, &(0x7f0000000400)=0x8) getdents64(r0, &(0x7f0000000340)=""/57, 0x39) fstat(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in6=@remote, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@dev}}, &(0x7f0000000180)=0xe8) setreuid(r2, r3) close(r0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000440)=0x5, &(0x7f0000000480)=0x4) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000200)='/dev/sequencer\x00', 0x101200, 0x0) [ 513.622031] ? prealloc_shrinker+0xcf/0x130 [ 513.626371] prealloc_shrinker+0xcf/0x130 [ 513.630524] sget_userns+0x9b2/0xf00 [ 513.634244] ? get_anon_bdev+0x2f0/0x2f0 [ 513.638323] ? destroy_unused_super.part.11+0x110/0x110 [ 513.643703] ? __alloc_pages_nodemask+0xacf/0xd70 [ 513.648565] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 513.653615] ? kasan_check_read+0x11/0x20 [ 513.657771] ? cap_capable+0x1f9/0x260 [ 513.661670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 513.667217] ? security_capable+0x99/0xc0 [ 513.671386] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 513.676947] ? ns_capable_common+0x13f/0x170 [ 513.681362] ? get_anon_bdev+0x2f0/0x2f0 [ 513.685415] sget+0x10b/0x150 [ 513.688526] ? fuse_get_root_inode+0x190/0x190 [ 513.693113] mount_nodev+0x33/0x110 [ 513.696746] fuse_mount+0x2c/0x40 [ 513.700300] mount_fs+0xae/0x328 [ 513.703681] vfs_kern_mount.part.34+0xd4/0x4d0 [ 513.708798] ? may_umount+0xb0/0xb0 [ 513.712433] ? _raw_read_unlock+0x22/0x30 [ 513.716615] ? __get_fs_type+0x97/0xc0 [ 513.720519] do_mount+0x564/0x3070 [ 513.724077] ? do_raw_spin_unlock+0x9e/0x2e0 [ 513.728503] ? copy_mount_string+0x40/0x40 [ 513.732751] ? rcu_pm_notify+0xc0/0xc0 [ 513.736661] ? copy_mount_options+0x5f/0x380 [ 513.741079] ? rcu_read_lock_sched_held+0x108/0x120 [ 513.746113] ? kmem_cache_alloc_trace+0x616/0x780 [ 513.750976] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 513.756537] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 513.762091] ? copy_mount_options+0x285/0x380 [ 513.766613] ksys_mount+0x12d/0x140 [ 513.770255] __x64_sys_mount+0xbe/0x150 [ 513.774246] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 513.779276] do_syscall_64+0x1b1/0x800 [ 513.783172] ? finish_task_switch+0x1ca/0x840 [ 513.787682] ? syscall_return_slowpath+0x5c0/0x5c0 [ 513.792627] ? syscall_return_slowpath+0x30f/0x5c0 [ 513.797583] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 513.802973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 513.807837] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 513.813034] RIP: 0033:0x455a09 [ 513.816228] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/24 10:43:49 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = socket(0x2000000011, 0x2, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(0xffffffffffffffff, 0xc4c85512, &(0x7f0000000280)=ANY=[@ANYBLOB="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"]) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x400000, 0x0) ioctl$LOOP_SET_CAPACITY(r2, 0x4c07) clone(0x0, &(0x7f00000002c0), &(0x7f0000000100), &(0x7f00000001c0), &(0x7f0000000200)) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae09, &(0x7f0000000040)) syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x6, 0x400000) 2018/05/24 10:43:49 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x0, 0x3, &(0x7f0000000040)=@framed={{0x18}, [], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0x0, 0xbb, &(0x7f0000000080)=""/187, 0x0, 0xfffffffffffffffc}, 0x48) r0 = syz_open_dev$sndpcmp(&(0x7f0000000140)='/dev/snd/pcmC#D#p\x00', 0x650, 0x0) accept4$packet(r0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000003c0)=0x14, 0x80000) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'bridge0\x00', r1}) statx(r0, &(0x7f0000000180)='./file0\x00', 0x1000, 0x11, &(0x7f00000001c0)) [ 513.823955] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 513.831245] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 513.838533] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 513.845836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 513.853121] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:49 executing program 0: r0 = perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={&(0x7f00000001c0), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x40082406, &(0x7f0000000500)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x31, 0x654538ef}) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000004fc8)={&(0x7f0000016000)={0x10}, 0xc, &(0x7f000000b000)={&(0x7f0000028fdc)=@mpls_newroute={0x1c, 0x63, 0x21, 0x0, 0x0, {0x1c}}, 0x1c}, 0x1}, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x2500, 0x0) 2018/05/24 10:43:49 executing program 3 (fault-call:6 fault-nth:39): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:49 executing program 2: setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r0 = socket(0x11, 0x80002, 0x0) setsockopt$packet_int(r0, 0x107, 0xa, &(0x7f0000788000)=0x2, 0x4) bind$packet(r0, &(0x7f0000000480)={0x11, 0x3, 0x0, 0x1, 0x0, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) setsockopt(r0, 0x107, 0x5, &(0x7f0000001000), 0xc5) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00001fefe4)={0xa, 0x4e22}, 0x1c) r2 = openat$full(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/full\x00', 0x44000, 0x0) ioctl$VHOST_SET_VRING_NUM(r2, 0x4008af10, &(0x7f0000000100)={0x3, 0x3}) listen(r1, 0x0) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000180)={0x0, 0x0, 0x9ffc}, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000040)) r4 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x200, 0x101) ioctl$KDGKBDIACR(r4, 0x4b4a, &(0x7f00000001c0)=""/210) sendto$inet6(r3, &(0x7f0000000280), 0xfffffdf7, 0x20000005, &(0x7f0000000000)={0xa, 0x4e22}, 0x1c) shutdown(r3, 0x1) 2018/05/24 10:43:49 executing program 6: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}, 0x5}, 0x1c) listen(r0, 0xffffffffffffff7c) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendto$inet6(r1, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) write$binfmt_misc(r1, &(0x7f0000000240)={'syz1'}, 0x34000) write$binfmt_misc(r1, &(0x7f0000000000)=ANY=[@ANYBLOB="71797a31fcf80b7fd7f36b36a89787614958b6faf7"], 0x4) accept$inet6(r0, &(0x7f0000000300), &(0x7f00000001c0)=0xffffffffffffff17) 2018/05/24 10:43:49 executing program 1: socket(0xa, 0x2, 0x0) mmap(&(0x7f0000000000/0x8b000)=nil, 0x8b000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) getsockopt$bt_sco_SCO_OPTIONS(r0, 0x11, 0x1, &(0x7f0000001780)=""/97, &(0x7f0000001800)=0x61) r1 = getpgid(0xffffffffffffffff) process_vm_writev(r1, &(0x7f0000000140)=[{&(0x7f0000000000)=""/120, 0x78}, {&(0x7f0000000080)=""/152, 0x98}], 0x2, &(0x7f00000015c0)=[{&(0x7f0000000180)=""/6, 0x6}, {&(0x7f00000001c0)=""/189, 0xbd}, {&(0x7f0000000280)=""/49, 0x31}, {&(0x7f00000002c0)=""/193, 0xc1}, {&(0x7f00000003c0)=""/197, 0xc5}, {&(0x7f00000004c0)=""/4096, 0x1000}, {&(0x7f00000014c0)=""/193, 0xc1}], 0x7, 0x0) 2018/05/24 10:43:50 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000040)) syz_open_pts(r0, 0x0) write(r0, &(0x7f0000000000), 0x0) ioctl$TCSETA(r0, 0x5406, &(0x7f0000000080)={0x0, 0x0, 0x0, 0xf087}) ioctl$TIOCSSOFTCAR(r0, 0x5412, &(0x7f00000000c0)=0xec1a) [ 514.207879] FAULT_INJECTION: forcing a failure. [ 514.207879] name failslab, interval 1, probability 0, space 0, times 0 [ 514.219307] CPU: 1 PID: 758 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 514.226426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 514.235791] Call Trace: [ 514.238395] dump_stack+0x1b9/0x294 [ 514.242047] ? dump_stack_print_info.cold.2+0x52/0x52 [ 514.247268] should_fail.cold.4+0xa/0x1a [ 514.251350] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/05/24 10:43:50 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, &(0x7f000018cff6)='net/kcm\x00\b\x00') 2018/05/24 10:43:50 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f000000a000)={0x6, 0x400000004, 0x1, 0x5}, 0x2c) r1 = perf_event_open(&(0x7f0000017000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000006000)={0x4, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="180000d3011240f5d305c8da29c52f00000000000000000000000000181000f0293e80c50b479a5bd76fa7178cdddd79acadda5448cb3204ee761cb1edf21436c637c4dcdece8c1c0817473e1d1a580eb2902b34983c25764b5f2c39a7c36c998432598aab43a697b0323280a5a8932767ce03928deb4ae8ccc01ea46a496960622c6c74e0f74bdf5395ac7e71a5058ad9ad98d9d1d3df5bdca06e9bf417bba987759c96164098a17c0847d3b8d74cc6aa7fe5d2916506d56b8a0cba452dc99f14d64d484b5a47b77ae2ceee1e3333d773f4126ade6902ac4354e0", @ANYRES32=r0, @ANYBLOB="00000000000000000600000000000000"], &(0x7f0000005ff6)='syzkaller\x00', 0x1, 0xf4, &(0x7f000000c000)=""/244}, 0x48) fstatfs(r1, &(0x7f0000000100)=""/4096) r3 = socket(0x3, 0x0, 0x1) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f0000003640)={0x3, 0x80, 0x8, 0x9d7, 0x3, 0x4, 0x5, 0x3, 0x0}, &(0x7f0000003680)=0x20) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f00000036c0)={r4, @in6={{0xa, 0x4e21, 0x9, @loopback={0x0, 0x1}, 0x1ff}}, 0x7, 0x80, 0xffffffffffff7fff, 0x100000000, 0x8}, 0x98) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f000001c000)={r2, 0x50, &(0x7f0000017000)}, 0x10) 2018/05/24 10:43:50 executing program 0: r0 = socket$inet_smc(0x2b, 0x1, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000000180)='/dev/usbmon#\x00', 0x9, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f00000001c0)={0x8, 0xffffffffffffff7f, 0xf, 0x3ff, 0x1}, 0x14) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='vegas\x00', 0x6) open_by_handle_at(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="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"], 0x400000) listen(r0, 0x0) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") close(r0) [ 514.256479] ? graph_lock+0x170/0x170 [ 514.260304] ? save_stack+0xa9/0xd0 [ 514.263963] ? find_held_lock+0x36/0x1c0 [ 514.268050] ? __lock_is_held+0xb5/0x140 [ 514.272154] ? check_same_owner+0x320/0x320 [ 514.276500] ? trace_hardirqs_off+0xd/0x10 [ 514.280760] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 514.285894] ? rcu_note_context_switch+0x710/0x710 [ 514.290843] ? debug_check_no_obj_freed+0x2ff/0x584 [ 514.295880] __should_failslab+0x124/0x180 [ 514.300147] should_failslab+0x9/0x14 [ 514.303973] __kmalloc+0x2c8/0x760 [ 514.307553] ? match_strdup+0x5e/0xa0 [ 514.311386] match_strdup+0x5e/0xa0 [ 514.315025] fuse_match_uint+0x1a/0x60 [ 514.318935] fuse_fill_super+0x455/0x1e20 [ 514.323991] ? fuse_get_root_inode+0x190/0x190 [ 514.328604] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 514.333659] ? kasan_check_read+0x11/0x20 [ 514.337838] ? cap_capable+0x1f9/0x260 [ 514.341759] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 514.347318] ? security_capable+0x99/0xc0 [ 514.351516] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 514.357098] ? ns_capable_common+0x13f/0x170 [ 514.361546] ? get_anon_bdev+0x2f0/0x2f0 [ 514.365636] ? sget+0x113/0x150 [ 514.368954] ? fuse_get_root_inode+0x190/0x190 [ 514.373559] mount_nodev+0x6b/0x110 [ 514.377235] fuse_mount+0x2c/0x40 [ 514.380708] mount_fs+0xae/0x328 [ 514.384094] vfs_kern_mount.part.34+0xd4/0x4d0 [ 514.388694] ? may_umount+0xb0/0xb0 [ 514.392337] ? _raw_read_unlock+0x22/0x30 [ 514.396496] ? __get_fs_type+0x97/0xc0 [ 514.400408] do_mount+0x564/0x3070 [ 514.403967] ? copy_mount_string+0x40/0x40 [ 514.408214] ? rcu_pm_notify+0xc0/0xc0 [ 514.412121] ? copy_mount_options+0x5f/0x380 [ 514.416548] ? rcu_read_lock_sched_held+0x108/0x120 [ 514.421591] ? kmem_cache_alloc_trace+0x616/0x780 [ 514.426457] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 514.432011] ? _copy_from_user+0xdf/0x150 [ 514.436181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 514.441740] ? copy_mount_options+0x285/0x380 [ 514.446257] ksys_mount+0x12d/0x140 [ 514.449903] __x64_sys_mount+0xbe/0x150 [ 514.453892] ? trace_hardirqs_on_caller+0x421/0x5c0 2018/05/24 10:43:50 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) r1 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x5a09dd7, 0x80080) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e22, @multicast2=0xe0000002}}, [0x4000, 0x800, 0x20, 0x961, 0x6, 0x100, 0x8, 0x8, 0x5, 0x6, 0x8, 0x7fff, 0x7fff, 0x8e, 0x6]}, &(0x7f0000000180)=0x100) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f00000001c0)={r2, @in6={{0xa, 0x4e23, 0xfff, @local={0xfe, 0x80, [], 0xaa}, 0x8000}}}, 0x84) ioctl$EVIOCGBITKEY(r1, 0x80404521, &(0x7f0000000680)=""/212) ioctl$KVM_GET_XSAVE(r1, 0x9000aea4, &(0x7f0000000280)) ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r0, 0xc0405519, &(0x7f0000000000)={0xa24, 0x7, 0x6, 0x5, "c566aeeb25abde6c7db423e60b5dbe564297cfc2ba5fec9f0a6561d4075577dd59b43ac5283b7b18e6e39fe5", 0x7}) [ 514.458929] do_syscall_64+0x1b1/0x800 [ 514.462831] ? finish_task_switch+0x1ca/0x840 [ 514.467342] ? syscall_return_slowpath+0x5c0/0x5c0 [ 514.472287] ? syscall_return_slowpath+0x30f/0x5c0 [ 514.477668] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 514.483085] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 514.487977] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 514.493176] RIP: 0033:0x455a09 [ 514.496369] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/05/24 10:43:50 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xa, 0x64, 0x3ff, 0x8}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r0, &(0x7f0000000000), &(0x7f0000000080)}, 0x20) r1 = socket(0x2, 0x1, 0x0) getsockopt$ax25_int(r1, 0x101, 0xd, &(0x7f0000000000), &(0x7f0000000040)=0x4) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x400, 0x0) epoll_wait(r2, &(0x7f00000001c0)=[{}, {}, {}, {}, {}], 0x5, 0x0) prctl$setname(0xf, &(0x7f0000000200)='/dev/zero\x00') ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") openat$uinput(0xffffffffffffff9c, &(0x7f0000000300)='/dev/uinput\x00', 0x80, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000080)={0x0, 0xfffffffffffffffd}, &(0x7f0000000140)=0x8) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000340)={r0, &(0x7f0000000040), &(0x7f00000002c0)}, 0x20) getsockopt$inet_dccp_int(r1, 0x21, 0x1b, &(0x7f0000000280), &(0x7f00000002c0)=0x4) 2018/05/24 10:43:50 executing program 6: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) munlock(&(0x7f0000ff9000/0x4000)=nil, 0x4000) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000000280), 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23}, 0x10) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000040)=0x3, 0x4) setsockopt$sock_int(r0, 0x1, 0x9, &(0x7f0000000000), 0x4) [ 514.504088] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 514.511365] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 514.518643] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 514.525923] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 514.533200] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:50 executing program 0: rt_sigaction(0x400000000000007, &(0x7f00000000c0)={0x42a4ae, {0xffffffbfffbff270}}, &(0x7f0000000600), 0x8, &(0x7f0000000100)) exit(0x0) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000300)={{0xa, 0x4e22, 0x7f, @empty, 0x9}, {0xa, 0x4e24, 0x2, @dev={0xfe, 0x80, [], 0x13}, 0x9}, 0x7d09, [0x8fea, 0x0, 0x200, 0x10001, 0x2, 0x7, 0x20, 0x2]}, 0x5c) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vsock\x00', 0x40, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0x400, 0x2) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f00000001c0)={r2}) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r4 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x1, 0x0) ioctl$PPPIOCSFLAGS(r3, 0x40047459, &(0x7f0000000080)=0x8) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x4, 0x44031, 0xffffffffffffffff, 0x0) syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x4000) getsockopt$inet6_mtu(r4, 0x29, 0x17, &(0x7f0000000200), &(0x7f0000000280)=0x4) [ 515.523207] Unknown ioctl 35297 2018/05/24 10:43:51 executing program 0: r0 = socket(0x4, 0x3, 0xfffffffffffffffe) getsockopt(r0, 0x10001, 0xf9c, &(0x7f0000000000)=""/22, &(0x7f0000000040)=0x16) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_inet6_SIOCDIFADDR(r1, 0x8936, &(0x7f00000000c0)={@mcast2={0xff, 0x2, [], 0x1}}) 2018/05/24 10:43:51 executing program 2: r0 = socket$inet6(0xa, 0x6, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e23}, 0x1c) listen(r0, 0x5eb857) r1 = socket$inet_dccp(0x2, 0x6, 0x0) connect$inet(r1, &(0x7f0000772000)={0x2, 0x4e23}, 0x10) r2 = accept4(r0, &(0x7f0000975000)=@can, &(0x7f0000752ffc)=0x10, 0x0) r3 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x800) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r3, 0xc1205531, &(0x7f0000000240)={0xd1, 0x6, 0x6, 0x0, [], [], [], 0xbc1, 0x1, 0x7, 0xff, "075d258263332a1346ac422e99a96171"}) sendmmsg(r2, &(0x7f0000000400)=[{{0x0, 0x0, &(0x7f0000002140), 0x0, &(0x7f0000002180)}}], 0x1, 0x0) setsockopt$bt_BT_FLUSHABLE(r2, 0x112, 0x8, &(0x7f0000000200)=0x2, 0x1) write$binfmt_misc(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="38043472"], 0x4) write$binfmt_misc(r2, &(0x7f00000000c0)={'syz0'}, 0x4) fcntl$getown(r1, 0x9) getsockname(r0, &(0x7f0000000100)=@vsock={0x0, 0x0, 0x0, @my}, &(0x7f0000000180)=0x80) 2018/05/24 10:43:51 executing program 3 (fault-call:6 fault-nth:40): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:51 executing program 1: r0 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x14) ioctl$VT_RELDISP(r1, 0x5605) ioctl$SG_SET_KEEP_ORPHAN(r0, 0x2287, &(0x7f0000000000)) 2018/05/24 10:43:51 executing program 6: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000340)='/dev/uinput\x00', 0x0, 0x0) geteuid() sendfile(r0, r0, &(0x7f00000006c0), 0x400000) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) openat$dir(0xffffffffffffff9c, &(0x7f0000000640)='./file0\x00', 0x101000, 0x2) sendmsg(r0, &(0x7f0000000680)={&(0x7f00000001c0)=@ethernet={0x307}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000240)="a4", 0x1}, {&(0x7f0000000280)="6cb40f4ebe", 0x5}, {&(0x7f0000000380)="55d6254d506fe39c0f5463156f804fd4493ecebaddae012194ba6bdb0c6e5e02a733c7dac4d3cf6b1601d2ab238856ef9f63af17a66757d6ba187b98729278f3088f9982aab55bbc4a3071907eda8ff0e65a09f065a52a35ef78c4bcea4c777ff6b8561b398815c878ba0073d3eb9aba0fd5ee2fed0f61663ad188583e5a2545e9735456a71d9bcb1cebfd1ea2ddcf869aca9fdbd01264dbac2a7cfb84067efc3103fada0da559f8bad929eb12bc621d842f5bb7e7d221", 0xb7}, {&(0x7f0000000440)="6a5d25cceae51f648affa5ab17267657e783656f293b64db2e7bdf769e9d958617eb75c0202e2c40e61be4d59b2356080db82af734ba443c69b0adbf702a2d7b4a24bb1981dbfbf803e22f6cea9bd96c2b3c14b84082fbf0c99cdd5674fad6b8fc2873ba8be891ecd500e9403b54f057bfef3048922f8bc76fc5d49827e0bf8aad868e4d4945437d1f74a1021c05a0c5c9bab10e872a1a03828e3ef8ca524eb2967c9645e935ada72fa8efc49a6200c089c95d8568fd68e561b58ad9bc0eda8dbf7bbce5d9ff", 0xc6}, {&(0x7f0000000540)="de1109cd08c10bd0befb340a175dbd30d312fb1916993bb52df359687226cb85e73c007129704b52d1781baf604c8d014a3e0a9082290011f72b2ae174c2ab89fffe1dde70109672c0b9a191c9e3f19e3c7d6bdb54afaed7a0403a6066aa4138b43b127c207389b41564e416ebdc144b4f730cd9c5fb175d7a1b1f4b2cea1d47cc05d3ab485c8a5a5b5ecd136e700a86745dafb09cd968c7d0ef66818fa63559b1b117752ca0a35fabf38f6d69ecda195b9fd3b4a70daaf5a358241f9b28e7fc7e860383f433631f2c9ea47db368da167d47a1a2a7f50b0c79d8096f643f7ff029d0deaddb6762a315abeb1695bd7eeb76e9", 0xf2}], 0x5, &(0x7f0000000640), 0x0, 0x1}, 0x10) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r0, 0x404c534a, &(0x7f0000000040)={0x1, 0x80, 0xb32}) r1 = shmget(0x0, 0x2000, 0x200, &(0x7f0000ffd000/0x2000)=nil) shmctl$IPC_INFO(r1, 0x3, &(0x7f00000000c0)=""/250) 2018/05/24 10:43:51 executing program 7: r0 = socket$vsock_stream(0x28, 0x1, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_IP_IPSEC_POLICY(r0, 0x28, 0x2, &(0x7f0000581000)={{{@in=@rand_addr, @in6=@mcast2}}, {{}, 0x0, @in=@rand_addr}}, &(0x7f0000000000)=0xe8) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x100000000}, &(0x7f0000000080)=0x8) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/ppp\x00', 0x488400, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f00000000c0)={r1, @in={{0x2, 0x4e23, @rand_addr=0x101}}, 0xfffb, 0xe63, 0x9, 0xfffffffffffffff9}, &(0x7f0000000180)=0x18a) 2018/05/24 10:43:51 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x3a) read(r0, &(0x7f0000000280)=""/244, 0xf4) r1 = socket(0xa, 0x1, 0x0) accept$inet6(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000180)=0x1c) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000080)={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x7}, 0x5c) 2018/05/24 10:43:51 executing program 5: r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f00001edff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000040)="010000004457fd4101", 0x9) setsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f0000000000)={@rand_addr, @local={0xac, 0x14, 0x14, 0xaa}}, 0x8) sendto$inet(r0, &(0x7f0000e76000)="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", 0x5b5, 0x0, &(0x7f0000bc8ff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) r1 = socket(0x5, 0x8080e, 0x20) socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000080)={0x0, 0x4, 0x5, 0x4, 0x0, 0x101}, &(0x7f00000000c0)=0x14) setsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000100)={r2, 0x1, 0x4e5, 0x2}, 0x10) ioctl$sock_bt_bnep_BNEPCONNDEL(r1, 0x400442c9, &(0x7f0000000140)={0xffffffff, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}) [ 515.668618] Unknown ioctl 35297 2018/05/24 10:43:51 executing program 6: r0 = socket(0xa, 0x1, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000180)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0xffffffffffffff56) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000300)={0xb, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x2, [{{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}]}, 0x190) poll(&(0x7f0000000000)=[{r0, 0x100}, {r0, 0x80}, {r0, 0x10c}, {r0, 0x8000}, {r1, 0xe410}, {r0, 0x2}, {r0, 0x400}], 0x7, 0x5) r2 = dup2(r1, r0) ioctl$VT_RELDISP(r2, 0x5605) 2018/05/24 10:43:51 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) getsockopt$inet_pktinfo(0xffffffffffffff9c, 0x0, 0x8, &(0x7f0000000040)={0x0, @multicast1, @broadcast}, &(0x7f0000000100)=0xc) r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc0\x00', 0x200, 0x0) connect$packet(r2, &(0x7f0000000180)={0x11, 0x1b, r1, 0x1, 0x2, 0x6}, 0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000140)={"7453026c0a5e0000e800000000010840", r1}) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x2}, 0x1c) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x32, &(0x7f00000000c0)={@ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, r3}, 0x14) [ 515.764443] FAULT_INJECTION: forcing a failure. [ 515.764443] name failslab, interval 1, probability 0, space 0, times 0 [ 515.775761] CPU: 1 PID: 816 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 515.782876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 515.792240] Call Trace: [ 515.794850] dump_stack+0x1b9/0x294 [ 515.798501] ? dump_stack_print_info.cold.2+0x52/0x52 [ 515.803710] ? rcu_is_watching+0x85/0x140 [ 515.807886] should_fail.cold.4+0xa/0x1a 2018/05/24 10:43:51 executing program 7: r0 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x2a) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000040)=0x0) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000080)=r1) open_by_handle_at(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="098cc97aa800000002"], 0x0) 2018/05/24 10:43:51 executing program 5: r0 = gettid() r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x2000, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000180), &(0x7f00000001c0)=0x4) ioctl$UFFDIO_COPY(r1, 0xc028aa03, &(0x7f0000000100)={&(0x7f0000ffe000/0x1000)=nil, 0x1000}) timer_create(0x0, &(0x7f0000000200)={0x0, 0x12, 0x100, @thr={&(0x7f0000000240)="3ffdf427e7a83a4357e3078c0345e08e3a0e7e4cbc9dac4487b7c31a41ca66132709d8b4893c08022b0f1b557d465e4b4c04edced1f82f2108e029948ac466c3760b90cabbd197ef0b", &(0x7f00000002c0)="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"}}, &(0x7f00000012c0)) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x5, 0x0) write(r2, &(0x7f0000c34fff), 0xffffff0b) writev(r2, &(0x7f00000000c0)=[{&(0x7f0000000080)="92", 0x1}], 0x1) timer_settime(0x0, 0x0, &(0x7f0000000140)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r0, 0x1000000000016) [ 515.811966] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 515.817087] ? kernel_text_address+0x79/0xf0 [ 515.821519] ? __unwind_start+0x166/0x330 [ 515.825684] ? __kernel_text_address+0xd/0x40 [ 515.830184] ? graph_lock+0x170/0x170 [ 515.833992] ? __save_stack_trace+0x7e/0xd0 [ 515.838325] ? find_held_lock+0x36/0x1c0 [ 515.842409] ? __lock_is_held+0xb5/0x140 [ 515.846494] ? check_same_owner+0x320/0x320 [ 515.850834] ? rcu_note_context_switch+0x710/0x710 [ 515.855783] __should_failslab+0x124/0x180 [ 515.860043] should_failslab+0x9/0x14 [ 515.863858] __kmalloc+0x2c8/0x760 [ 515.867423] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 515.872189] ? match_number.isra.0+0xb6/0x260 [ 515.876700] match_number.isra.0+0xb6/0x260 [ 515.881128] ? match_strdup+0xa0/0xa0 [ 515.884948] ? match_wildcard+0x3c0/0x3c0 [ 515.889132] match_octal+0x26/0x30 [ 515.892691] fuse_fill_super+0x615/0x1e20 [ 515.896860] ? fuse_get_root_inode+0x190/0x190 [ 515.901566] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 515.906602] ? kasan_check_read+0x11/0x20 [ 515.910769] ? cap_capable+0x1f9/0x260 [ 515.914687] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 515.920241] ? security_capable+0x99/0xc0 [ 515.924414] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 515.929973] ? ns_capable_common+0x13f/0x170 [ 515.934411] ? get_anon_bdev+0x2f0/0x2f0 [ 515.938494] ? sget+0x113/0x150 [ 515.941790] ? fuse_get_root_inode+0x190/0x190 [ 515.946382] mount_nodev+0x6b/0x110 [ 515.950024] fuse_mount+0x2c/0x40 [ 515.953490] mount_fs+0xae/0x328 [ 515.956896] vfs_kern_mount.part.34+0xd4/0x4d0 [ 515.961499] ? may_umount+0xb0/0xb0 [ 515.965222] ? _raw_read_unlock+0x22/0x30 [ 515.969381] ? __get_fs_type+0x97/0xc0 [ 515.973292] do_mount+0x564/0x3070 [ 515.976849] ? copy_mount_string+0x40/0x40 [ 515.981091] ? rcu_pm_notify+0xc0/0xc0 [ 515.984994] ? copy_mount_options+0x5f/0x380 [ 515.989414] ? rcu_read_lock_sched_held+0x108/0x120 [ 515.994450] ? kmem_cache_alloc_trace+0x616/0x780 [ 515.999316] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 516.004866] ? _copy_from_user+0xdf/0x150 [ 516.009035] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 516.014585] ? copy_mount_options+0x285/0x380 [ 516.019101] ksys_mount+0x12d/0x140 [ 516.022739] __x64_sys_mount+0xbe/0x150 [ 516.026729] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 516.031771] do_syscall_64+0x1b1/0x800 [ 516.035676] ? syscall_return_slowpath+0x5c0/0x5c0 [ 516.040620] ? syscall_return_slowpath+0x30f/0x5c0 [ 516.045566] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 516.050946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 516.055814] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 516.061009] RIP: 0033:0x455a09 2018/05/24 10:43:52 executing program 6: r0 = socket(0x10, 0x2, 0x0) sendmsg$nl_route(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000500)=@ipmr_newroute={0x1c, 0x18, 0x1, 0x0, 0x0, {0x80}}, 0x1c}, 0x1}, 0x0) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r0, 0x6, 0x21, &(0x7f0000000040)="f4b7812bb8f88dd494861908c7d71331", 0x10) [ 516.064198] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 516.071918] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 516.079193] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 516.086467] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 516.093742] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 516.101018] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:52 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000001c0)={'bridge0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000040)=ANY=[@ANYBLOB="280200001c00070f000000000000000007000000", @ANYRES32=r1, @ANYBLOB="ffd8837a35ae7d21fd50451922d1ff03000a000200aaaaaaaaaaaa0000"], 0x28}, 0x1}, 0x0) 2018/05/24 10:43:52 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x0, 0x0, 0x2}, 0x2c) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x200000, 0x0) ioctl$SG_IO(r0, 0x2285, &(0x7f00000013c0)={0x53, 0xfffffffffffffffd, 0x54, 0x9, @buffer={0x0, 0x1000, &(0x7f0000000300)=""/4096}, &(0x7f00000000c0)="253e197b64dde4003acef672e5ea60c8dac0b62f9d93a0009e3e6fda1ee7eba92f7a284fc923ac14d1446ed3797bbf99feb90dbe3ffb19e41370c8c36a01b561410430cd33b9c66e501bd8da4a4768d1b82d7648", &(0x7f0000001300)=""/75, 0x9, 0x10, 0x3, &(0x7f0000001380)}) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x480000, 0x0) setsockopt$IP_VS_SO_SET_FLUSH(r1, 0x0, 0x485, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f0000000200)=ANY=[@ANYRES32=0x0, @ANYBLOB="b30000003327ef15aaf1d0db8e7632db2817dbedeeb3897c7a536a391f883c766446b63bc85d75c432c47f1e8e218b585d98a05a8c94a43465a57251b35ec506c41948f6f53c94ecf60da2f6629b2d20ef65e569f358386987d6f3f1c181f0aa68f1e9b16094860cb28c6661c7483fdb923fc15d0518ff85073c844fb849e2ec6a816acdbb02980d765c69b08a165013471a08fb80bcfd3a95ab18c62f6ba1342b6cc1649b4bb4920a75000000000000000000000000007a19f0b11d76346f35632d8a96681195d5bf6d71cac2fa584a5ce262201baa"], &(0x7f0000000140)=0xbb) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000180)={r2}, &(0x7f00000001c0)=0x8) ioctl$BLKTRACESTOP(r1, 0x1275, 0x0) 2018/05/24 10:43:53 executing program 0: r0 = socket(0xa, 0x1, 0x0) socketpair(0x1b, 0x80000, 0x2, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_SET_VCPU_EVENTS(r1, 0x4040aea0, &(0x7f00000000c0)={0x9, 0x1, 0x2, 0x0, 0x5, 0x6, 0xfffffffffffff801, 0x4, 0x6, 0x4, 0x8a5, 0x5, 0x0, 0x1ff, 0x7, 0x3, 0x5, 0x7, 0x100000001}) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") r2 = inotify_init() poll(&(0x7f0000000080)=[{r2}], 0x209a, 0x2) 2018/05/24 10:43:53 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket(0x10, 0x2, 0x0) r2 = socket(0x15, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r3 = socket(0x11, 0x803, 0x300) r4 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r4, &(0x7f0000fa0fff), 0xffffffffffffffbb, 0x20020003, &(0x7f0000385ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) recvmmsg(r3, &(0x7f000094f000)=[{{&(0x7f0000e19000)=@nfc, 0x80, &(0x7f00006ca000), 0x0, &(0x7f0000560000)=""/129, 0x81}}], 0x1, 0x0, 0x0) ioctl$sock_netrom_SIOCGSTAMP(r2, 0x8906, &(0x7f0000000000)) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setresuid(r5, 0x0, 0x0) request_key(&(0x7f0000004340)='big_key\x00', &(0x7f0000004380)={0x73, 0x79, 0x7a}, &(0x7f0000000040)='proc\x00', 0x0) 2018/05/24 10:43:53 executing program 3 (fault-call:6 fault-nth:41): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:53 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000000)={0x0, 0x3, 0x0, 0x21000000, &(0x7f0000fff000/0x1000)=nil}) r2 = creat(&(0x7f0000000240)='./file0\x00', 0x0) getsockname$llc(r2, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000002c0)=0x10) r3 = syz_open_dev$admmidi(&(0x7f0000000180)='/dev/admmidi#\x00', 0x8142, 0x80000) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f0000000080), &(0x7f00000000c0)=0x4) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000040)=0x101, 0x4) 2018/05/24 10:43:53 executing program 6: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x3}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DELETE_KEY(r1, 0x84, 0x19, &(0x7f0000000100)={r2, 0x1}, 0x8) unlink(&(0x7f0000000040)='./control/file0\x00') rmdir(&(0x7f0000000180)='./control/file0\x00') unlink(&(0x7f0000000140)='./control/file0\x00') clone(0x0, &(0x7f0000000280), &(0x7f0000000200), &(0x7f0000000300), &(0x7f0000000340)) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") close(r0) 2018/05/24 10:43:53 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f000087bff3)='/dev/snd/seq\x00', 0x0, 0x0) r1 = openat$cgroup_ro(r0, &(0x7f0000000040)='cpuacct.stat\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000080)={0x0, 0x2}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000180)={0x840, 0x3, 0x4, 0x1, 0x7, 0xffffffffffffffff, 0xfff, 0x0, r2}, 0x20) syz_open_dev$sndseq(&(0x7f00000001c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000b0bf74)={0x0, 0x0, 0x0, 'queue0\x00'}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000100)={0x0, 0x0, {0x1, 0x0, 0x0, 0x0, 0x3577}}) 2018/05/24 10:43:53 executing program 5: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe800, 0x1, &(0x7f0000000100)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010a7900000000f801", 0x17}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="fa"]) r0 = syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x0, 0x0) pwrite64(r0, &(0x7f0000000140)="a2f2b5da9d4df48496611e3fcb4a12252ff84755da40438d5ea689a987a5139522a0298af479a90bc8f87ba96f4ad912b7d7ee253b3f3b3b23cfbabf861d78a440b50288e5e14823ca42924c5f33cd7c49e621ac107e6771cb6420c38e392ecf4b7bfe1f9f61e3c1cbe31fa136", 0x6d, 0x0) r1 = open$dir(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) getdents(r1, &(0x7f00000002c0)=""/4096, 0x1000) 2018/05/24 10:43:53 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f0000000200)=@add_del={0x2, &(0x7f00000001c0)='veth1_to_bond\x00', 0x7fffffff}) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000000)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffff5], 0x1}}}, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x108) close(r0) getpeername$packet(r0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000180)=0x14) write$binfmt_elf64(r0, &(0x7f0000000780)={{0x7f, 0x45, 0x4c, 0x46, 0x6cb, 0x6, 0x6, 0x4, 0x0, 0x2, 0x3e, 0x2a52, 0x320, 0x40, 0x2e3, 0xd777, 0x6, 0x38, 0x2, 0x8, 0x6ef4, 0x341}, [], "06cf46302571deea64ab1556e9fc8e81e4be5abccaabb99ffccf96db38ad39b56244a61964efae2368f4c707df2cd13bb660e5d748", [[], [], [], [], []]}, 0x575) [ 517.453134] FAULT_INJECTION: forcing a failure. [ 517.453134] name failslab, interval 1, probability 0, space 0, times 0 [ 517.464775] CPU: 0 PID: 890 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 517.471920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 517.472200] ALSA: seq fatal error: cannot create timer (-19) [ 517.481285] Call Trace: [ 517.481328] dump_stack+0x1b9/0x294 [ 517.481357] ? dump_stack_print_info.cold.2+0x52/0x52 [ 517.481402] should_fail.cold.4+0xa/0x1a [ 517.503642] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 517.508793] ? graph_lock+0x170/0x170 [ 517.512594] ? save_stack+0xa9/0xd0 [ 517.516216] ? find_held_lock+0x36/0x1c0 [ 517.520278] ? __lock_is_held+0xb5/0x140 [ 517.524365] ? check_same_owner+0x320/0x320 [ 517.528693] ? trace_hardirqs_off+0xd/0x10 [ 517.532932] ? _raw_spin_unlock_irqrestore+0x63/0xc0 [ 517.538032] ? rcu_note_context_switch+0x710/0x710 [ 517.542973] ? debug_check_no_obj_freed+0x2ff/0x584 [ 517.548009] __should_failslab+0x124/0x180 [ 517.552248] should_failslab+0x9/0x14 [ 517.556043] __kmalloc+0x2c8/0x760 [ 517.559600] ? match_strdup+0x5e/0xa0 [ 517.563406] match_strdup+0x5e/0xa0 [ 517.567025] fuse_match_uint+0x1a/0x60 [ 517.570915] fuse_fill_super+0x455/0x1e20 [ 517.575071] ? fuse_get_root_inode+0x190/0x190 [ 517.579674] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 517.584706] ? kasan_check_read+0x11/0x20 [ 517.588850] ? cap_capable+0x1f9/0x260 [ 517.592755] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 517.598324] ? security_capable+0x99/0xc0 [ 517.602477] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 517.608018] ? ns_capable_common+0x13f/0x170 [ 517.612421] ? get_anon_bdev+0x2f0/0x2f0 [ 517.616482] ? sget+0x113/0x150 [ 517.619769] ? fuse_get_root_inode+0x190/0x190 [ 517.624348] mount_nodev+0x6b/0x110 [ 517.627967] fuse_mount+0x2c/0x40 [ 517.631409] mount_fs+0xae/0x328 [ 517.634776] vfs_kern_mount.part.34+0xd4/0x4d0 [ 517.639366] ? may_umount+0xb0/0xb0 [ 517.643004] ? _raw_read_unlock+0x22/0x30 [ 517.647150] ? __get_fs_type+0x97/0xc0 [ 517.651036] do_mount+0x564/0x3070 [ 517.654575] ? copy_mount_string+0x40/0x40 [ 517.658803] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 517.663560] ? retint_kernel+0x10/0x10 [ 517.667443] ? copy_mount_options+0x1f0/0x380 [ 517.671953] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 517.676809] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 517.682345] ? copy_mount_options+0x285/0x380 [ 517.686854] ksys_mount+0x12d/0x140 [ 517.690503] __x64_sys_mount+0xbe/0x150 [ 517.694479] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 517.699490] do_syscall_64+0x1b1/0x800 [ 517.703383] ? finish_task_switch+0x1ca/0x840 [ 517.707879] ? syscall_return_slowpath+0x5c0/0x5c0 [ 517.712816] ? syscall_return_slowpath+0x30f/0x5c0 [ 517.717744] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 517.723139] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 517.728264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 517.733462] RIP: 0033:0x455a09 [ 517.736641] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 517.744345] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 517.751617] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 517.758886] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 517.766159] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 517.773429] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 517.863956] FAT-fs (loop5): Unrecognized mount option "ú" or missing value [ 517.888903] FAT-fs (loop5): Unrecognized mount option "ú" or missing value 2018/05/24 10:43:54 executing program 6: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0xc, 0x3, &(0x7f0000000000)=ANY=[@ANYBLOB="09deffffffdfffff00000000a6000000950000000002000073ad22aeae44e8b82559ae61ddf9adb38b3e816137498e9149f26030498d072652a8b11f5ecb896677ff27a953ec5f29c0f2b713b6aa5dc667fb6f33146080d3a13e68b3d162eeb8e88a7e46bd9144f9d477c4a345defc64f5f09e0ee8db084e8702c28579e8be035a69a50a3dcd7e9b3d089b1fe98d74"], &(0x7f0000003ff6)='GPL\x00', 0x1, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) 2018/05/24 10:43:54 executing program 0: socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) accept4$inet6(r0, &(0x7f0000000080)={0x0, 0x0, 0x0, @remote}, &(0x7f00000000c0)=0x1c, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = dup2(r0, r2) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000002c0)={'nr0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000280)={'vcan0\x00', r4}) ioctl$DRM_IOCTL_ADD_BUFS(r3, 0xc0206416, &(0x7f0000000100)={0x3f, 0x4, 0x9, 0x7ff, 0x4, 0x1}) sendmsg$nl_route(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)=@ipv4_newaddr={0x34, 0x14, 0x11d, 0x0, 0x0, {0x2, 0x0, 0x0, 0x0, r5}, [@IFA_LOCAL={0x8, 0x2, @dev={0xac, 0x14, 0x14}}, @IFA_CACHEINFO={0x14, 0x6, {0x3, 0x7}}]}, 0x34}, 0x1}, 0x0) 2018/05/24 10:43:54 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000000080)=0x61) read(r0, &(0x7f0000000040)=""/11, 0xb) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5437, &(0x7f00000002c0)) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x48000, 0x0) 2018/05/24 10:43:54 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'sha512\x00'}, 0x58) socket$unix(0x1, 0x5, 0x0) r2 = accept4(r1, 0x0, &(0x7f0000000000)=0xfa, 0x0) sendmmsg(r2, &(0x7f0000001b00)=[{{&(0x7f0000000300)=@in={0x2, 0x0, @dev={0xac, 0x14, 0x14}}, 0x80, &(0x7f0000001800)=[{&(0x7f0000000480)="0f", 0x1}, {&(0x7f0000001680)="e6b4d2ebcdd8817b632149a82ba8e3122dcceea3745a97242ced2c2fad1aea11d0eeac1c95a427b26a98a062881f2700ca8a550e1a5353623b459e60ca5e6c27e0413e92bd018a3b901ecc9188d2b7f8000bfb75d61bb511468bdfa24aa274d17099a51f67ef8cde5295b68e71054f2e886b88776f085effde00eef26bf59acab40b83240659c5bc31caaca4feaf76babac4cfe32f9a2af3f5f106ecbdd1410b475ef18072d3f12f19efb35c02ec54ca4a6e9a8a535622595f002f908f7497f090e10dd7e69b6501b0585cde0de827c66aaed789cef579f1003d59907a069a02ec6b7ea4201d396e7548d4b5d1", 0xed}], 0x2, &(0x7f0000001880)=[{0x78, 0x13f, 0xffffffff, "7827688cc497e9d82d72042017d1389509c0ecb9e1416c9cd36a1991b9f8140dd021217c46ea57af0cf98b11309fb77742031622016a741ea813cd67cb1ad1b510221e7ea51f0ed7f1d74cc4b3e56099f73316dc6cc475320a8adc5a0328e86ad7e864e96eb8"}], 0x78}, 0x8}], 0x1, 0x1) 2018/05/24 10:43:54 executing program 7: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x8, &(0x7f0000000040)=0x1, 0xfd) r1 = dup2(r0, r0) ioctl$SG_GET_COMMAND_Q(r1, 0x2270, &(0x7f0000000000)) 2018/05/24 10:43:54 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ip6_flowlabel\x00') r1 = socket(0x1e, 0x2, 0x22aacff9) setsockopt$IP_VS_SO_SET_FLUSH(r1, 0x0, 0x485, 0x0, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendfile(r0, r0, &(0x7f00000000c0)=0x4b, 0xdd) 2018/05/24 10:43:54 executing program 3 (fault-call:6 fault-nth:42): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:54 executing program 5: r0 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffff9c) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000040)='fou\x00') sendmsg$FOU_CMD_DEL(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8100000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, r1, 0x8, 0x70bd25, 0x25dfdbfb, {0x2}, [@FOU_ATTR_AF={0x8, 0x2, 0x2}, @FOU_ATTR_AF={0x8, 0x2, 0xa}, @FOU_ATTR_AF={0x8, 0x2, 0xa}, @FOU_ATTR_AF={0x8, 0x2, 0xa}, @FOU_ATTR_TYPE={0x8, 0x4}, @FOU_ATTR_TYPE={0x8, 0x4, 0x3}, @FOU_ATTR_REMCSUM_NOPARTIAL={0x4, 0x5}]}, 0x48}, 0x1, 0x0, 0x0, 0x48000}, 0x20000000) munmap(&(0x7f0000ff9000/0x4000)=nil, 0x4000) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f00000003c0)="c626262c8523bf012cf66f") r3 = syz_open_procfs(0x0, &(0x7f0000000140)='net/mcfilter\x00') socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f00000001c0)) mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0x12, r3, 0x0) 2018/05/24 10:43:54 executing program 4: r0 = socket(0x1a, 0x2, 0x1000000) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = gettid() setsockopt$sock_timeval(r1, 0x1, 0x14, &(0x7f0000ee4ff0)={0x77359400}, 0xffffffffffffff8e) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000180), &(0x7f00000001c0)=0x4) r3 = dup(r1) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000)) listen$netrom(r3, 0x1) timer_create(0x0, &(0x7f0000ee4000)={0x0, 0x12}, &(0x7f0000044000)) connect$can_bcm(r0, &(0x7f0000000140)={0x1d}, 0x10) r4 = accept4$inet6(r1, 0x0, &(0x7f0000000040), 0x0) r5 = accept$alg(r0, 0x0, 0x0) ioctl$KVM_SET_VCPU_EVENTS(r3, 0x4040aea0, &(0x7f0000000200)={0x7807, 0x3, 0x2, 0x0, 0x7, 0x5, 0x4, 0x2, 0x100000001, 0x3ff, 0x5, 0x8001, 0x0, 0x2, 0x70870050, 0x9, 0x0, 0x1, 0x5280}) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r2, 0x1000000000016) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f00000002c0)={0x1, [0x0]}, &(0x7f0000000480)=0x8) getsockopt$inet6_IPV6_XFRM_POLICY(r3, 0x29, 0x23, &(0x7f0000000300)={{{@in6=@local, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@mcast2}}, &(0x7f0000000400)=0xe8) getsockopt$ipx_IPX_TYPE(r5, 0x100, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) bind$can_raw(r3, &(0x7f0000000440)={0x1d, r6}, 0x10) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r3, 0x40405515, &(0x7f0000000280)={0x1, 0x0, 0x8, 0xd26, "372583690d5847b13cf2ddbc58ed029d382b92b61d23e6c7cf8a123d4b5b763c0d51a418fbe3f87d66afba72", 0x8}) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r3, 0x84, 0x1e, &(0x7f0000000100)=0x5, 0x4) 2018/05/24 10:43:54 executing program 5: mlock2(&(0x7f00005ee000/0x800000)=nil, 0x800000, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x200200, 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 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, 0x0, 0x8000000000000, 0x7fffffff, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$binfmt_misc(r0, &(0x7f0000000040)={'syz0', "00ecef000000"}, 0xa) munlockall() openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0xa00, 0x0) syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0x200, 0x280a00) 2018/05/24 10:43:54 executing program 7: r0 = socket$inet6(0xa, 0x801, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bind$inet6(r0, &(0x7f0000cb8fe4)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x47) setsockopt$sock_int(r0, 0x1, 0x2, &(0x7f0000000180)=0x7f, 0x4) r2 = socket$inet6(0xa, 0x801, 0x0) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r2, 0x8000000003ff) 2018/05/24 10:43:54 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000240)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x88) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) setsockopt$inet6_group_source_req(r0, 0x29, 0x2b, &(0x7f0000000300)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x465) syz_emit_ethernet(0x3e, &(0x7f00000000c0)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x8, 0x11, 0x0, @empty, @mcast2={0xff, 0x2, [], 0x1}, {[], @udp={0x0, 0x4e22, 0x8}}}}}}, &(0x7f0000775000)={0x0, 0x0, [0x0, 0xc9f]}) [ 518.499257] FAULT_INJECTION: forcing a failure. [ 518.499257] name failslab, interval 1, probability 0, space 0, times 0 [ 518.510612] CPU: 1 PID: 953 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 518.517732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 518.527094] Call Trace: [ 518.529711] dump_stack+0x1b9/0x294 [ 518.533348] ? dump_stack_print_info.cold.2+0x52/0x52 [ 518.538555] ? kasan_check_write+0x14/0x20 [ 518.542809] ? finish_task_switch+0x28b/0x840 [ 518.547325] should_fail.cold.4+0xa/0x1a [ 518.551395] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 518.556515] ? __schedule+0x809/0x1e30 [ 518.560418] ? get_random_bytes+0x34/0x40 [ 518.564588] ? __sched_text_start+0x8/0x8 [ 518.568742] ? find_held_lock+0x36/0x1c0 [ 518.572800] ? __lock_is_held+0xb5/0x140 [ 518.576875] ? check_same_owner+0x320/0x320 [ 518.581202] ? fuse_conn_init+0x744/0x900 [ 518.585367] ? fuse_encode_fh+0x480/0x480 [ 518.589519] __should_failslab+0x124/0x180 [ 518.593761] should_failslab+0x9/0x14 [ 518.597576] kmem_cache_alloc_trace+0x2cb/0x780 [ 518.602275] fuse_dev_alloc+0xb5/0x4e0 [ 518.606267] ? __lock_is_held+0xb5/0x140 [ 518.610343] ? process_init_reply+0x1460/0x1460 [ 518.615042] ? rcu_read_lock_sched_held+0x108/0x120 [ 518.620078] ? kmem_cache_alloc_trace+0x616/0x780 [ 518.624939] ? match_wildcard+0x3c0/0x3c0 [ 518.629104] ? trace_hardirqs_on+0xd/0x10 [ 518.633280] fuse_fill_super+0xce0/0x1e20 [ 518.637459] ? fuse_get_root_inode+0x190/0x190 [ 518.642073] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 518.647115] ? kasan_check_read+0x11/0x20 [ 518.651287] ? cap_capable+0x1f9/0x260 [ 518.655201] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 518.660755] ? security_capable+0x99/0xc0 [ 518.664933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 518.670482] ? ns_capable_common+0x13f/0x170 [ 518.674904] ? get_anon_bdev+0x2f0/0x2f0 [ 518.679012] ? sget+0x113/0x150 [ 518.682304] ? fuse_get_root_inode+0x190/0x190 [ 518.686895] mount_nodev+0x6b/0x110 [ 518.690534] fuse_mount+0x2c/0x40 [ 518.693998] mount_fs+0xae/0x328 2018/05/24 10:43:54 executing program 6: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f00000001c0)={0x2, 0x10, 0x0, 0x0, 0x20e, 0x0, 0x0, 0x0, [@sadb_x_policy={0x8, 0x12, 0x0, 0x0, 0x0, 0x0, 0x0, {0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @in6=@loopback={0x0, 0x1}, @in=@remote={0xac, 0x14, 0x14, 0xbb}}}]}, 0x50}, 0x1}, 0x0) 2018/05/24 10:43:54 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000080)=0x925) ioctl$TCFLSH(r0, 0x40045431, 0x70700000000000) rt_sigpending(&(0x7f0000000040), 0x8) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0x80, 0x0) syz_open_dev$audion(&(0x7f0000000280)='/dev/audio#\x00', 0x100000000, 0x105000) ioctl$EVIOCGPHYS(r1, 0x80404507, &(0x7f0000000100)=""/170) ioctl$EVIOCGID(r0, 0x80084502, &(0x7f00000001c0)=""/173) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000300)={0x1, &(0x7f00000002c0)=[{0x1, 0x8, 0x7}]}, 0x10) [ 518.697382] vfs_kern_mount.part.34+0xd4/0x4d0 [ 518.701973] ? may_umount+0xb0/0xb0 [ 518.705609] ? _raw_read_unlock+0x22/0x30 [ 518.709770] ? __get_fs_type+0x97/0xc0 [ 518.713679] do_mount+0x564/0x3070 [ 518.717241] ? copy_mount_string+0x40/0x40 [ 518.721488] ? rcu_pm_notify+0xc0/0xc0 [ 518.725400] ? copy_mount_options+0x5f/0x380 [ 518.729819] ? rcu_read_lock_sched_held+0x108/0x120 [ 518.734850] ? kmem_cache_alloc_trace+0x616/0x780 [ 518.739714] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 518.745261] ? _copy_from_user+0xdf/0x150 [ 518.749427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 518.754977] ? copy_mount_options+0x285/0x380 [ 518.759514] ksys_mount+0x12d/0x140 [ 518.763157] __x64_sys_mount+0xbe/0x150 [ 518.767143] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 518.772191] do_syscall_64+0x1b1/0x800 [ 518.776087] ? finish_task_switch+0x1ca/0x840 [ 518.780594] ? syscall_return_slowpath+0x5c0/0x5c0 [ 518.785539] ? syscall_return_slowpath+0x30f/0x5c0 [ 518.790465] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 518.795836] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 518.800699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 518.805889] RIP: 0033:0x455a09 [ 518.809076] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 518.816801] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 518.824079] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 518.831353] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 518.838625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 518.845898] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:55 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000080)=[@text32={0x20, &(0x7f0000000040)="66ba2000edc4c2f90089c2dcf8070f01ca660f013726660ff19dfaffffff64670f06660fd58d0a000000d19e650600000fb04b5c0f30", 0x36}], 0x1, 0x0, &(0x7f0000000100), 0x0) close(r1) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000240)="640fbe0af0f75100ba420066ed360faa66b9800000c00f326635000800000f308221990fc71e27000f216d260f2134baf80c66b82735ea8166efbafc0cb06cee", 0x40}], 0x1, 0x24, &(0x7f00000002c0), 0x0) getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r3, 0x6, 0x1d, &(0x7f00000000c0), &(0x7f0000000100)=0x14) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000000)={0x10004, 0x0, 0x0, 0x2000, &(0x7f0000017000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/05/24 10:43:55 executing program 1: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) open_by_handle_at(0xffffffffffffffff, &(0x7f0000000440)=ANY=[@ANYBLOB="fc00000009000000d202235140e455209a608c6d4498ff7ca919794d9f7d0ce7f0464e02a01032325e36103e7cbfb2cae53669be1490cee5019c1c40aff1cf367ea91492defa3bad11044a6d02cca72d5fec684c22137bfe398b99cc1e62f19f72334a7723cdb18f30b2a6150da0b7d00e3f6bab7a74e29a68e44824e4869fe07042cd350390648f7b861aa92131b2b77eeb89a1e65c04b54981f863bfc774d133371b471b92503621343011678cd2065fe88e822d0f4b925f54b959898aba60291b67e9e6402dcb6ed962656ffb986a93117b80926c8d045169ff6e9779faca12718b564bc021fbf0ff3fd378ac94f81b76914372e2450d8633e1c1a59f29706f96bc6f8acef08b67538ef7df4f1edac7b46fb72ee8328f8d6ff106ac3fdec44396697b4db76602e1b0692e2cc20e0ac0"], 0x41) r1 = syz_open_dev$mice(&(0x7f00000001c0)='/dev/input/mice\x00', 0x0, 0x185001) ioctl$EVIOCGRAB(0xffffffffffffffff, 0x40044590, &(0x7f0000000180)=0x6579) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r1, 0x408c5333, &(0x7f0000000380)={0xfffffffffffffffb, 0xffffffff, 0x401, 'queue1\x00', 0x9}) write(r0, &(0x7f0000000040)="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", 0xfc) 2018/05/24 10:43:55 executing program 7: futex(&(0x7f0000000000), 0x2, 0x0, &(0x7f0000000040), &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0x0, 0x4, &(0x7f000088e000), &(0x7f0000e98ffc), 0x0) r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") futex(&(0x7f000000cffc), 0x1, 0x0, &(0x7f0000049ff0)={0x0, 0x989680}, &(0x7f0000a2a000), 0x0) 2018/05/24 10:43:55 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000300)={&(0x7f0000000200)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)=@ipv4_newrule={0x28, 0x20, 0x1, 0x0, 0x0, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, [@FRA_GENERIC_POLICY=@FRA_L3MDEV={0x8, 0x13}]}, 0x28}, 0x1}, 0x0) r1 = dup3(r0, r0, 0x80000) ioctl$DRM_IOCTL_SET_VERSION(r1, 0xc0106407, &(0x7f0000000000)={0x4, 0x7, 0x9, 0x8000}) 2018/05/24 10:43:55 executing program 3 (fault-call:6 fault-nth:43): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:55 executing program 6: perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f0000000080)=0xc) ptrace$getregs(0xe, r1, 0x100000000, &(0x7f00000001c0)=""/254) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000000)={0x6, @rand_addr=0xff, 0x4e22, 0x0, 'fo\x00', 0x14, 0x6e4, 0x4f}, 0x2c) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000000c0)={'lo\x00@\x00', 0x101}) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000440)='/dev/full\x00', 0x20000, 0x0) ioctl$KVM_DEASSIGN_DEV_IRQ(r2, 0x4040ae75, &(0x7f0000000100)={0x968, 0x2da, 0x2bc, 0x200}) ioctl$sock_bt_cmtp_CMTPCONNADD(r2, 0x400443c8, &(0x7f00000002c0)={r0, 0xffffffff00000000}) 2018/05/24 10:43:55 executing program 4: r0 = fcntl$dupfd(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000000000)={{0x0, 0x1, 0x9, 0x1, 0x1}}) getsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000000040)={@remote, @local, 0x0}, &(0x7f0000000080)=0xc) setsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f00000000c0)={@dev={0xac, 0x14, 0x14, 0xe}, @empty, r1}, 0xc) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000000180)=@buf={0x7e, &(0x7f0000000100)="e1197334b46061ec7feaa561d83f60809db02c3ecade032c3039e50369805d842631adaf625c509241d1b4326b869c49e018385aa4de785202ee7f004f8606e84889057d35c00bc80c5bc0c6b3e06c5d7e1f5c034b8c8d13af07cff806f344804432ecbf78769c8105192c0686ee98ebdfb43b6596cb1998f904adac6671"}) setsockopt$IP_VS_SO_SET_DELDEST(r0, 0x0, 0x488, &(0x7f00000001c0)={{0x0, @loopback=0x7f000001, 0x4e21, 0x2, 'sh\x00', 0x10, 0x1, 0xf}, {@broadcast=0xffffffff, 0x4e22, 0x12001, 0x0, 0x0, 0x1ff}}, 0x44) bind$netrom(r0, &(0x7f0000000240)=@ax25={0x3, {"9fc7ce4dcfe977"}, 0x7}, 0x10) listen$netrom(r0, 0x7f) setsockopt$inet_mreqn(r0, 0x0, 0x23, &(0x7f0000000280)={@rand_addr=0x401, @remote={0xac, 0x14, 0x14, 0xbb}, r1}, 0xc) ioctl$TUNSETVNETHDRSZ(r0, 0x400454d8, &(0x7f00000002c0)) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000300)={0x0, 0x5, "e02d9eaab3"}, &(0x7f0000000340)=0xd) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000380)={r2, 0x7}, &(0x7f00000003c0)=0x8) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r0, 0x40045532, &(0x7f0000000400)=0x7) socketpair$inet(0x2, 0x3, 0x3ff000000, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) prctl$getname(0x10, &(0x7f0000000480)=""/36) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000004c0)={'tunl0\x00', 0x101}) syz_open_dev$sndtimer(&(0x7f0000000500)='/dev/snd/timer\x00', 0x0, 0x80) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000540)={0x10001, 0x20, 0x1}) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000580)={r2, @in={{0x2, 0x4e23, @multicast1=0xe0000001}}, 0x80, 0x7635, 0x79, 0x2, 0x11}, 0x98) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000640)={0x1, 0x0, 0x2, 0x100}) ioctl$DRM_IOCTL_AGP_UNBIND(r0, 0x40106437, &(0x7f0000000680)={r5, 0xbbf0}) fallocate(r4, 0x3, 0x15, 0x55) setsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f00000006c0)={r1, @rand_addr=0x9, @broadcast=0xffffffff}, 0xc) inotify_init() syz_open_dev$sndseq(&(0x7f0000000700)='/dev/snd/seq\x00', 0x0, 0x100) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000740)=0x10, 0x4) ioctl$sock_inet6_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000780)={@mcast2={0xff, 0x2, [], 0x1}, 0x80, r1}) getsockopt$inet_sctp_SCTP_ASSOCINFO(r4, 0x84, 0x1, &(0x7f00000007c0)={r2, 0x9, 0x7, 0x3, 0x4, 0x9}, &(0x7f0000000800)=0x14) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000840)={0x7}, 0x1) ioctl$BLKBSZGET(r0, 0x80081270, &(0x7f0000000880)) 2018/05/24 10:43:55 executing program 2: r0 = accept4(0xffffffffffffff9c, &(0x7f0000000000)=@ipx, &(0x7f0000000080)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f00000000c0)={0x0, 0xbb7, 0x20}, &(0x7f0000000100)=0xc) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000140)={r1, 0x5, 0x673, 0x7}, 0x10) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000180)={0x1, 0x200, 0x4, 0xffffffffffffff80, 0x100000000, 0x80000000, 0x7, 0x7, 0xe2e, 0x1, 0xfffffffffffff001}, 0xb) getpeername$inet6(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x1c) pipe2(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r4 = syz_open_dev$mouse(&(0x7f0000000280)='/dev/input/mouse#\x00', 0x800, 0x100) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/sequencer2\x00', 0x10001, 0x0) ioctl$BLKRAGET(r5, 0x1263, &(0x7f0000000300)) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000440)={'vcan0\x00', 0x0}) bind$packet(r2, &(0x7f0000000480)={0x11, 0xf, r6, 0x1, 0x2598, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x14) syz_mount_image$gfs2(&(0x7f00000004c0)='gfs2\x00', &(0x7f0000000500)='./file0\x00', 0x7ff, 0x5, &(0x7f0000001800)=[{&(0x7f0000000540)="ee5c47a870f7e23b57f75c7ca787cd4ad3890f007df3207c8151fdee573f609c25afe7ddda72d2b65c626b05253e2d097b2e12364ff354cc921c877ffe", 0x3d, 0xfff}, {&(0x7f0000000580)="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", 0x1000, 0x8000}, {&(0x7f0000001580)="53b84b0fa8825f70e85795a8fe4ebf37b4cec072792def82b06d6d640312d8cabaa19a3143f1ba16e320f3e2d4da0f3e8cafde6a0840a65c0150c50bd74ae3abc4eb0501ef5ead62b5aba1fe36ec068dcbaa7e850affd7e2948cfb569a2bd3dc0297b48039af7065f3a9ec9419d07f4ba1cd5804e06e853654f25bc73aa6d0705a04e533616ef5f6e03c575805527b79c6f32d4dde6fa8b6bd1872e23159e2be221e7c610c91759f232ff4a3ebd4ef801e3b710cb07ab335c36345c35e0cb74e8071e6a84ad6fdac964b98769c633aab", 0xd0, 0x1}, {&(0x7f0000001680)="afe856c3285d0a5306e93a632c4960ee4f45844c2d4a7300b1a61570f5bd446bd455c0146d77dd2125f1d8aab7c0d0cdcfc583f37691c6030809503493c9283c984d329ef205a5f2d82e74a36030e2af92838a829893ac83a12f5979bfc402d82ffd6cce0b2d9ae53e402ed0a4aa11c6f2c72f4adc03e2a19b27d6c5310f9798929c5944c249385459c1451eda682a621490d2a1cf7c9605d4ad290952827bc239d68a4aa5a27c0a309fd20393b0bd1ef1071f965fa525dcdb16243e9a48f23bf78c333a0e", 0xc5}, {&(0x7f0000001780)="81b05975317f68702c6efca0cf89557292a313586980601382a2fe6e219cfce21dbf840b8fabe1ad373cec0daabe4d7bd2c9cb17ee480e23e0ab76ca918c8a054bbee8896b06b21412729c235550c4f9eef3904253a88eac6bf2e315018be09aad4fb171ebb93bc256050cec22", 0x6d, 0xeee}], 0x40000, &(0x7f0000001880)={[{@quota_off='quota=off', 0x2c}, {@commit={'commit', 0x3d, [0x37, 0x37, 0x0]}, 0x2c}, {@suiddir='suiddir', 0x2c}, {@noloccookie='noloccookie', 0x2c}]}) ioctl$DRM_IOCTL_MODE_SETCRTC(r5, 0xc06864a2, &(0x7f0000001900)={&(0x7f00000018c0)=[0x1, 0x40, 0x4], 0x3, 0x9, 0x0, 0x3, 0x4, 0x4, {0xfffffffffffffffb, 0x4, 0x3, 0x31b, 0x7fff, 0x3, 0x800, 0x7, 0x2, 0x0, 0x3, 0x0, 0x1000, 0xf4, "a6a09eac37d438454e45a10152ec06bb594d1413f56b82092874ac8ced2712dd"}}) openat$ptmx(0xffffffffffffff9c, &(0x7f0000001980)='/dev/ptmx\x00', 0x200, 0x0) getsockopt$bt_BT_SECURITY(r3, 0x112, 0x4, &(0x7f00000019c0), 0x2) ioctl$KVM_SET_XCRS(r5, 0x4188aea7, &(0x7f0000001a00)={0x3, 0xfffffffffffffffa, [{0x0, 0x0, 0x1}, {0x20, 0x0, 0x3}, {0x6, 0x0, 0xb3}]}) mlock(&(0x7f0000ffb000/0x3000)=nil, 0x3000) sendmsg$kcm(r4, &(0x7f0000004d80)={&(0x7f0000001a40)=@ethernet={0x306, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1c}}, 0x80, &(0x7f0000002bc0)=[{&(0x7f0000001ac0)="8644ba0197d7a2cfc347a85dd7f085e70405f788322609caf70ed9b0b728856a6a1c3881ebe910690de51fe429037a8b949d", 0x32}, {&(0x7f0000001b00)="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0x1000}, {&(0x7f0000002b00)="fff4a2e5004e21f804575419e500622cbf46a240ebfd2de68a", 0x19}, {&(0x7f0000002b40)="9187cf2ce56544d58e3baf2dd13b8de55004f790fc23a0590e5d2e79d62a81fa58b505c9bbf88dd803d0087592c606dd6aeb3c7d64d478e3dca95c5142cfe3e5f0dfeaef1aead38efa101e32d0f5a1dc2483b733c39d06743c803b8412f70bed150790673a74eed8fea19cc23835cddbcb5559178008a58dffca04514dd3", 0x7e}], 0x4, &(0x7f0000002c00)=[{0xf0, 0x101, 0x3, "78c6c5a1487d9aca25b6e98feba5b6621714d5170ad5dee74074e4442d068ddd6e973a4cc19b019c0f71df89b3dcacc0b806994b05228e5487d8b3571f177a59dfae94fce8ec8195f1bc831f273fae7fa261c081300140af23968de06e080a925fe38c5bc751fb86effab6a5a179c22d96d66f032c3f5de66e89208c7cbae9c34f00bf12cabca25d5103fd82505476f6dfb7f0509e823d80d91fb317560382d27858777b9c7edbd7a11c6cd17d910821dcd0170eb59e2686785b2bdb04113408e8bef987acd1cbeee7140bb7ce87c8c7a9c9a303dee747f074d187a9b89e6a0f"}, {0x1010, 0x3a, 0xffffffffffffff00, 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0x2160, 0x40d5}, 0x4000000) fcntl$F_GET_FILE_RW_HINT(r2, 0x40d, &(0x7f0000004dc0)) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000004e00)=0x0) sched_getattr(r7, &(0x7f0000004e40), 0x30, 0x0) ioctl$KDGETMODE(r2, 0x4b3b, &(0x7f0000004e80)) unlinkat(r3, &(0x7f0000004ec0)='./file0\x00', 0x200) r8 = openat$ppp(0xffffffffffffff9c, &(0x7f0000004f00)='/dev/ppp\x00', 0x1, 0x0) recvmsg$kcm(r0, &(0x7f0000006180)={&(0x7f0000004f40)=@in={0x0, 0x0, @multicast2}, 0x80, &(0x7f00000060c0)=[{&(0x7f0000004fc0)=""/4096, 0x1000}, {&(0x7f0000005fc0)=""/205, 0xcd}], 0x2, &(0x7f0000006100)=""/111, 0x6f, 0x80}, 0x40010020) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r4, 0x84, 0x6d, &(0x7f00000061c0)={r1, 0xf9, "f4aa2045d7d95bdbb4f378b454518ed420b7a274bc6197cd6c519d72d28527fdd7ade67a5efc3516d107b75bd6509a2832b7aaa53ef2198110aa24953daa837898c394940385c053be8cd48b87cc9bc676fbc1caa7b65d9665aba159f123946aa9a14e79f3800485443a9e1362533c8891c70de71fdb17831fd415d1baccd4f34ea4cac2b6b9ce1b4e5b091e3384e467a4eb6014d68c10162caeceb6b724da41fb90a8db2cb887150862f56151c9d7b6289ab40087b1b4d30c7e62eb9dc9375e0502caa3f00ea6992d7d6c0c6455e7ac1ecbdd2a29342aefb80de5ac70e01c6ea965a45cdd97ed4268a719100a4a8ad76fc57d24d549f394ca"}, &(0x7f0000006300)=0x101) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r4, 0x84, 0x7b, &(0x7f0000006340)={r9, 0x2}, 0x8) r10 = accept$inet6(r2, &(0x7f0000006380)={0x0, 0x0, 0x0, @dev}, &(0x7f00000063c0)=0x1c) fcntl$setown(r10, 0x8, r7) ioctl$SG_GET_LOW_DMA(r8, 0x227a, &(0x7f0000006400)) 2018/05/24 10:43:55 executing program 0: r0 = socket$bt_bnep(0x1f, 0x3, 0x4) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='comm\x00') exit(0x0) writev(r0, &(0x7f0000002400)=[{&(0x7f00000000c0)='x', 0xfffffffffffffc28}], 0xb1) getsockopt$sock_int(r1, 0x1, 0x2f, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 519.683049] netlink: 'syz-executor0': attribute type 19 has an invalid length. [ 519.694173] netlink: 'syz-executor0': attribute type 19 has an invalid length. [ 519.721856] device lo entered promiscuous mode [ 519.768276] FAULT_INJECTION: forcing a failure. [ 519.768276] name failslab, interval 1, probability 0, space 0, times 0 [ 519.779877] CPU: 1 PID: 1010 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 519.787085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 519.796463] Call Trace: [ 519.799084] dump_stack+0x1b9/0x294 [ 519.802740] ? dump_stack_print_info.cold.2+0x52/0x52 [ 519.807944] ? perf_trace_lock_acquire+0xe3/0x980 [ 519.812828] should_fail.cold.4+0xa/0x1a [ 519.816912] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 519.822033] ? graph_lock+0x170/0x170 [ 519.825835] ? lock_downgrade+0x8e0/0x8e0 [ 519.829979] ? find_held_lock+0x36/0x1c0 [ 519.834038] ? __lock_is_held+0xb5/0x140 [ 519.838110] ? check_same_owner+0x320/0x320 [ 519.842428] ? rcu_note_context_switch+0x710/0x710 [ 519.847358] __should_failslab+0x124/0x180 [ 519.851590] should_failslab+0x9/0x14 [ 519.855400] kmem_cache_alloc_trace+0x2cb/0x780 [ 519.860079] ? match_wildcard+0x3c0/0x3c0 [ 519.864229] ? trace_hardirqs_on+0xd/0x10 [ 519.868385] fuse_fill_super+0xc92/0x1e20 [ 519.872548] ? fuse_get_root_inode+0x190/0x190 [ 519.877132] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 519.882147] ? kasan_check_read+0x11/0x20 [ 519.886293] ? cap_capable+0x1f9/0x260 [ 519.890186] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 519.895730] ? security_capable+0x99/0xc0 [ 519.899885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 519.905766] ? ns_capable_common+0x13f/0x170 [ 519.910172] ? get_anon_bdev+0x2f0/0x2f0 [ 519.914226] ? sget+0x113/0x150 [ 519.917504] ? fuse_get_root_inode+0x190/0x190 [ 519.922078] mount_nodev+0x6b/0x110 [ 519.925719] fuse_mount+0x2c/0x40 [ 519.929170] mount_fs+0xae/0x328 [ 519.932534] vfs_kern_mount.part.34+0xd4/0x4d0 [ 519.937116] ? may_umount+0xb0/0xb0 [ 519.940737] ? _raw_read_unlock+0x22/0x30 [ 519.944881] ? __get_fs_type+0x97/0xc0 [ 519.948769] do_mount+0x564/0x3070 [ 519.952305] ? do_raw_spin_unlock+0x9e/0x2e0 [ 519.956718] ? copy_mount_string+0x40/0x40 [ 519.960953] ? rcu_pm_notify+0xc0/0xc0 [ 519.964845] ? copy_mount_options+0x5f/0x380 [ 519.969244] ? rcu_read_lock_sched_held+0x108/0x120 [ 519.974257] ? kmem_cache_alloc_trace+0x616/0x780 [ 519.979106] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 519.984642] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 519.990260] ? copy_mount_options+0x285/0x380 [ 519.994752] ksys_mount+0x12d/0x140 [ 519.998384] __x64_sys_mount+0xbe/0x150 [ 520.002351] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 520.007366] do_syscall_64+0x1b1/0x800 [ 520.011244] ? finish_task_switch+0x1ca/0x840 [ 520.015735] ? syscall_return_slowpath+0x5c0/0x5c0 [ 520.020660] ? syscall_return_slowpath+0x30f/0x5c0 [ 520.025589] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 520.030954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 520.035797] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 520.040976] RIP: 0033:0x455a09 [ 520.044152] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 520.051852] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 520.059111] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:43:56 executing program 2: r0 = socket(0x2, 0x1, 0x0) ioctl(r0, 0x7fffffff, &(0x7f0000000200)="c626262c8523bf012cf66f") getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000100)={'nat\x00', 0x0, 0x4, 0xab, [], 0x2, &(0x7f0000000000)=[{}, {}], &(0x7f0000000040)=""/171}, &(0x7f0000000180)=0x78) inotify_init1(0x80202) 2018/05/24 10:43:56 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) fcntl$getownex(r2, 0x10, &(0x7f0000000000)={0x0, 0x0}) setpriority(0x3, r3, 0x7ff) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@textreal={0x8, &(0x7f0000000040)="0f019d0050b804008ee00fee8d1a000f23b03ef20f090f07650fc798a1cf260f01b7f3ff0f2199656c", 0x29}], 0x1, 0x5d, &(0x7f0000000580), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x1, 0x0) setsockopt$inet6_icmp_ICMP_FILTER(r4, 0x1, 0x1, &(0x7f00000000c0)={0x515f7f17}, 0x4) [ 520.066378] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 520.073640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 520.080901] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:56 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f00000003c0)="c626262c8523bf012cf66f") r1 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f00000000c0)={0x0, 0x9d, "6d78f2e0e1ed260ce821c4d78975c2259d327b04e44e37f9fb1553d0bfa7a5bfaa4fd5e147fea0dc5b89206af49cf7355f56e091a07905a8d1c9dd11bf04565dacb9f1f31346cf4e060700dc33b0f81906f670d42685833b80b40ec580e69c9530c920e1eea0135d09d868d902ff1f0af26d2db2ffc67f64ea6916c2b8f5dff1628745bc09f331bc230a17c52e138d2942a960c248cecbb80557eb722b"}, &(0x7f0000000180)=0xa5) getsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f00000001c0)={r3, 0x3, 0x9, 0x5}, &(0x7f0000000200)=0x10) setresuid(r2, 0x0, 0x0) faccessat(0xffffffffffffffff, &(0x7f0000000040)='/\x00', 0x0, 0x0) r4 = memfd_create(&(0x7f0000000000)='\x00', 0x3) ioctl$BLKZEROOUT(r4, 0x127f, &(0x7f0000000080)={0x3, 0x3}) 2018/05/24 10:43:56 executing program 6: capset(&(0x7f0000581ff8)={0x19980330}, &(0x7f00000d3fe8)) bpf$MAP_CREATE(0xf, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x2c) r0 = socket(0x10, 0x3, 0x0) fstat(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setresgid(r1, 0x0, 0x0) 2018/05/24 10:43:56 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00000001c0)={&(0x7f0000000300)={0x10, 0x34048}, 0x2a6, &(0x7f0000007ff0)={&(0x7f0000000200)=ANY=[], 0x1}, 0x1}, 0x10) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000340)=@pic={0x4, 0x800, 0x1, 0x7, 0x5, 0xb7, 0x4, 0x0, 0x1, 0x272a, 0xfffffffffffffff7, 0x8000, 0x9, 0x2, 0x800}) write$binfmt_misc(r0, &(0x7f0000000040)={'syz0', "1c9b66b64337a92c2414a0a4aeae72a4fea5210ff8ce8297e479c301a5030f6b328211ec04257e160f2d4eef19b7d52a54b96320e8c28e9deaa563d3d0e0401da5be7db89f4dbfbf184b6cc98abc057ece617d534f18266f94596a2d5a854ed26ebd58934ef8c6cf88d5199679f0c96cf3847e25ac74d1268fa91fa43e1f"}, 0x82) 2018/05/24 10:43:56 executing program 3 (fault-call:6 fault-nth:44): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:56 executing program 4: getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={0x0, @in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, &(0x7f0000000100)=0x84) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000000)={0x0, 0x401}) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)) openat$rtc(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rtc0\x00', 0x200, 0x0) r1 = syz_open_pts(r0, 0x20201) write(r1, &(0x7f0000000140), 0x28d) 2018/05/24 10:43:56 executing program 2: clone(0x0, &(0x7f0000000680), &(0x7f0000000800), &(0x7f0000000640), &(0x7f00000003c0)) r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0xa000, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="340000001800200529bd7000fddbdf2580902001fe03ff05001000000800060006a8e7fe17000b005f000000080006000002000070072d0fa9a65023047ef133a05438e16a6b6d6fb52d364b5c0000000000000000000000"], 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x810) waitid(0x0, 0x0, &(0x7f0000000240), 0x4000000c, &(0x7f0000000280)) 2018/05/24 10:43:56 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup.net/syz1\x00', 0x1ff) r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x0, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000400)={0x0, 0x0}, &(0x7f0000000440)=0xc) ioprio_get$uid(0x3, r2) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000240)={0x0, 0x51, "8a5f177d5d5f06950b4d843cc2565f66d8154916b06c5046ce9a62c48ccc1b8a99c84c13f4fc94ae59dd65af8ea2473d1a292379d8b55b6f7682f54cab763c5595340aaa02a1ef9bf72dd33d5c535e1ba8"}, &(0x7f00000002c0)=0x59) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000300)={r3}, &(0x7f0000000340)=0x8) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f0000000080)={{0xd2c, 0x8001}, {0x7, 0x80000001}, 0x7fff, 0x0, 0x100000000}) r4 = syz_open_dev$sndmidi(&(0x7f0000000380)='/dev/snd/midiC#D#\x00', 0xe440, 0x1) mprotect(&(0x7f0000493000/0x4000)=nil, 0x4000, 0x3) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r0, 0x28, 0x2, &(0x7f00000003c0)=0x1, 0x8) ppoll(&(0x7f0000000100)=[{r0, 0x1000}, {r4, 0x3004}, {r4, 0x1604}, {r4, 0x1090}, {r0, 0x80}, {r4, 0x4000}, {r4, 0x2000}, {r4, 0x8000}, {r0, 0x10}, {r0, 0x8440}], 0xa, &(0x7f0000000180)={0x0, 0x1c9c380}, &(0x7f00000001c0)={0x40}, 0x8) syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x28001) ptrace$cont(0x9, r1, 0x5, 0x101) [ 520.425494] FAULT_INJECTION: forcing a failure. [ 520.425494] name failslab, interval 1, probability 0, space 0, times 0 [ 520.436897] CPU: 1 PID: 1054 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 520.444096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 520.453469] Call Trace: [ 520.456088] dump_stack+0x1b9/0x294 [ 520.459744] ? dump_stack_print_info.cold.2+0x52/0x52 [ 520.464968] should_fail.cold.4+0xa/0x1a [ 520.469069] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 520.474178] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 520.479186] ? __lockdep_init_map+0x105/0x590 [ 520.483670] ? graph_lock+0x170/0x170 [ 520.487467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 520.492998] ? put_dec_trunc8+0x273/0x300 [ 520.497140] ? find_held_lock+0x36/0x1c0 [ 520.501214] ? __lock_is_held+0xb5/0x140 [ 520.505274] ? trace_event_raw_event_drv_config+0xa0/0x940 [ 520.510913] ? check_same_owner+0x320/0x320 [ 520.515238] ? device_pm_sleep_init+0xe8/0x200 [ 520.519827] ? rcu_note_context_switch+0x710/0x710 [ 520.524752] __should_failslab+0x124/0x180 [ 520.529003] should_failslab+0x9/0x14 [ 520.532810] __kmalloc_track_caller+0x2c4/0x760 [ 520.537490] ? pointer+0xa10/0xa10 [ 520.541021] ? kvasprintf_const+0x67/0x190 [ 520.545261] kvasprintf+0xa9/0x130 [ 520.548791] ? bust_spinlocks+0xe0/0xe0 [ 520.552769] ? rcu_read_lock_sched_held+0x108/0x120 [ 520.557779] kvasprintf_const+0x67/0x190 [ 520.561834] kobject_set_name_vargs+0x5b/0x150 [ 520.566412] device_create_groups_vargs+0x1ce/0x270 [ 520.571425] device_create_vargs+0x46/0x60 [ 520.575666] bdi_register_va.part.10+0xbb/0x9b0 [ 520.580336] ? cgwb_kill+0x630/0x630 [ 520.584048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 520.589591] ? bdi_init+0x416/0x510 [ 520.593221] ? wb_init+0x9e0/0x9e0 [ 520.596755] ? bdi_alloc_node+0x67/0xe0 [ 520.600720] ? bdi_alloc_node+0x67/0xe0 [ 520.604693] ? rcu_read_lock_sched_held+0x108/0x120 [ 520.609711] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 520.614981] ? _raw_spin_unlock+0x22/0x30 [ 520.619133] bdi_register_va+0x68/0x80 [ 520.623014] super_setup_bdi_name+0x123/0x220 [ 520.627501] ? kill_block_super+0x100/0x100 [ 520.631821] ? kmem_cache_alloc_trace+0x616/0x780 [ 520.636664] ? match_wildcard+0x3c0/0x3c0 [ 520.640804] ? trace_hardirqs_on+0xd/0x10 [ 520.644945] fuse_fill_super+0xe6e/0x1e20 [ 520.649099] ? fuse_get_root_inode+0x190/0x190 [ 520.653680] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 520.659313] ? kasan_check_read+0x11/0x20 [ 520.663453] ? cap_capable+0x1f9/0x260 [ 520.667347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 520.672888] ? security_capable+0x99/0xc0 [ 520.677036] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 520.682588] ? ns_capable_common+0x13f/0x170 [ 520.686989] ? get_anon_bdev+0x2f0/0x2f0 [ 520.691043] ? sget+0x113/0x150 [ 520.694318] ? fuse_get_root_inode+0x190/0x190 [ 520.698897] mount_nodev+0x6b/0x110 [ 520.702515] fuse_mount+0x2c/0x40 [ 520.705964] mount_fs+0xae/0x328 [ 520.709325] vfs_kern_mount.part.34+0xd4/0x4d0 [ 520.713899] ? may_umount+0xb0/0xb0 [ 520.717515] ? _raw_read_unlock+0x22/0x30 [ 520.721652] ? __get_fs_type+0x97/0xc0 [ 520.725545] do_mount+0x564/0x3070 [ 520.729081] ? copy_mount_string+0x40/0x40 [ 520.733314] ? rcu_pm_notify+0xc0/0xc0 [ 520.737199] ? copy_mount_options+0x5f/0x380 [ 520.741610] ? rcu_read_lock_sched_held+0x108/0x120 [ 520.746623] ? kmem_cache_alloc_trace+0x616/0x780 [ 520.751466] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 520.757096] ? _copy_from_user+0xdf/0x150 [ 520.761251] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 520.766783] ? copy_mount_options+0x285/0x380 [ 520.771270] ksys_mount+0x12d/0x140 [ 520.774895] __x64_sys_mount+0xbe/0x150 [ 520.778862] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 520.783873] do_syscall_64+0x1b1/0x800 [ 520.787768] ? finish_task_switch+0x1ca/0x840 [ 520.792266] ? syscall_return_slowpath+0x5c0/0x5c0 [ 520.797199] ? syscall_return_slowpath+0x30f/0x5c0 [ 520.802122] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 520.807479] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 520.812328] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 520.817512] RIP: 0033:0x455a09 2018/05/24 10:43:56 executing program 6: sendmmsg$unix(0xffffffffffffffff, &(0x7f0000165ee8)=[{&(0x7f00005bcffd)=@abs, 0x6e, &(0x7f00000025c0)=[{&(0x7f0000000140)="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0x1000}, {&(0x7f0000000000)="7aee5ca53ac93381e0ec4eb23293b8c3d9066d6755bec548ce290ab4be439bcd3663491dbbc0886147033d9ab2d4f59a8a9787f1b0a002234ad120b98bc33ed9834084de71361d4014561ffe0d1ee6905553689f", 0x54}, {&(0x7f0000001140)="a9ba498c382cfbef985544b783c1ba77fe17bc6bbd103cfdb8db5f9b5a020d338985b8e0a5f099018c536ee63513843c45669ad56bbc7338ab0a7ee6011e7c37c120904b09828fcdc9f0af394ac805f5d5b3342be7c01ab8ee17d17714576e282abee22ef865608de0c159d76e466eddcda8559a561b4542a0521d8cc8c2878220655fe7132a4f08957e9317b59065f7739a0f9566e1b55ef512439f5370e8abef5ea90a1dc55a25f89a10341611e121006159cb17bce299a514653db710a144fb00bd8256", 0xc5}, {&(0x7f0000001240)="b4847d7f4c52d3fda071179422e62a46a1d8c17f25385326f6b616fe113119f53dfe5d0c7c2498d3b254f3665a307946d2f640ada96b3b0258cd510ed5d655c1d3de7d634cb3afddab0d298174f3e430cab5e14a25bdc40e40436b298bc7d7cd78da8d42015b8c71c4b59660926a7e1c3c8d19f8cab565e4f896f35852be6e289992eef5ecedf25effc9b8e6ce1b9b05dc661b2a1585a6402cc934e6664906c25594c530feb3edf6a40072d763", 0xad}, {&(0x7f0000001300)="5ae67072decd061adf7dac7622ad3c35f46aea6f979e0b6c6e09d994f0b09c34147ee6d27b6b3ee7c4d2c9881356c0db8587de8e119a9ceddf9f377d656747e9390b03ce8888df934ce6c90acc99052c91b1785b3f298841c68aefc0e299a14a319e55be9040f8c51c294a7417372a973eb7c8f8b3c3c243f6c582becfb503", 0x7f}, {&(0x7f0000001380)="8268ce0f3e3ad16fc37a87ab9444ed3dce27712e0a4ea50536daae3d5c8809e97a96b783d0b4086ea3f4dc528b29b127cb98ec449442798597a18b6f67257aacc2136524c9f30b2d74e80068804bf6425a1611597da9269c0139ab4a7851cb8c0e2ae7425e8cadb808b913451ffa168a9e31abd2aed7401d3f4486a0a47686037a31f4618a00c021802ab9537c534980e73ade5914e1", 0x96}, {&(0x7f0000001440)="25e3464b8d6ab06e9f74685599bc88a4302969dffa322c02dd6f960cc53343dd9a85feb3fb16da94749fb00526f20a160a5d19ab5ecda7771acd5ca5f6ce4d711a8e1fa422b54b6f310496e707ec10c3e6f04fa7f5c3f1", 0x57}, {&(0x7f00000014c0)="1ce8d546d15ebc8fc359097e19dff534ca0c970634aaeee6242cc9ed7b5eb88e1c7803254f1cf36f25d453c3512786e3e28caee61befea0036973193fa35bd6df71604d6a4b1a9e0ba89fe39b56f53ff8c17117ce869703cad9f9ca0811bb8aa2020e14961c7be81674e5a98fa91c8399ac4bac4b9ab7f6a52488120ce139f6b8c8e34f50d6958c5313a8838042ae13f7f7bd19072e68061aa6d11677c44ffde0773f5bc177185d6178a4bbdfa6f860d0033a90e79c584ee183c990afc934a008d6a55438c1a", 0xc6}, {&(0x7f00000015c0)="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", 0x1000}], 0x9, &(0x7f0000002680)=ANY=[@ANYBLOB="1c41001ab600000000000000000000005770e1ce6ce4d90b7318730dc6472cbabdaff26d9d375a4638ddfe08cc4e3ea8d398b567e6efeea47e803d2ba559678946b115ce074a38a0ebed56fa4ce2d4380b69e0ee1d2d1a4763f2d8684b33313bb877ab9c92bda278ec1139538554680587b474196ffbbee0ef7a05170898ed97246f57406ffe9ae5316a4eca26e034adf29f0733b5b79740324310f15ea866371ee5a5fae03b08e1a53a24a104f7453fe091909851914b7ad4eefac24fdf893c11b17304698f9a9b1d1ca8d2faea45ec600a09ac753bea40608ca2014dd4d03ac12e86e99118", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32], 0x20}], 0x1, 0x0) r0 = syz_open_dev$sg(&(0x7f0000005000)='/dev/sg#\x00', 0x0, 0x0) ioctl$EVIOCSABS0(0xffffffffffffffff, 0x401845c0, &(0x7f0000007000)={0x0, 0x0, 0xda14}) ioctl(r0, 0x80000000002285, &(0x7f0000000080)="53d1cd9cacb70fce7c4890e26bb27d6303c8d4a288df70066b6b506595c40432e6a1cae76cc934708e37b8b9b529ee65659a25d3d59917e8918027531c61f900564b4e6240f653c902684e1fa3367a6b7c411e370a2b70df7441e85dc55b38cbd5138ca1b351c3a74af220d36b70f25fd0f5a719bec108f6339f1f0e051dfd9d94f5f0657f90b3e7287a6841becfe35f") [ 520.820691] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 520.828391] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 520.835650] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 520.842907] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 520.850169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 520.857428] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:57 executing program 5: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = dup(r0) openat(r1, &(0x7f0000000000)='./file0\x00', 0x0, 0x10) setsockopt$inet_sctp6_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000000180)={0xd5f, 0x0, 0xa13e, 0x10001}, 0x8) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000040)='erspan0\x00') 2018/05/24 10:43:57 executing program 4: syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f00000000c0), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6c6fd048706c6f636b3874877ff06705d5dc11de0784bbe8c79b9294738a0d0d9660ba57691521b11ebe01b21f9e464deb4599f896bd5646f96ade1110d9b5129e5a8b"]) 2018/05/24 10:43:57 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000040)={@dev={0xfe, 0x80}, 0x5, 0x0, 0xff, 0x1000006, 0x0, 0x3}, 0x20) close(r0) 2018/05/24 10:43:57 executing program 3 (fault-call:6 fault-nth:45): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:57 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000200)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller0\x00', 0x2009}) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x20000, 0x0) timerfd_gettime(r2, &(0x7f00000000c0)) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000040)={'syzkaller0\x00', {0x2, 0x0, @rand_addr=0x80000000}}) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f0000000080)={'syzkaller0\x00', {0x2}}) 2018/05/24 10:43:57 executing program 6: r0 = socket$inet6(0xa, 0x802, 0x0) getsockopt$bt_hci(r0, 0x0, 0x3, &(0x7f00000000c0)=""/86, &(0x7f0000000140)=0x56) lstat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r3 = shmget(0x2, 0x3000, 0x100, &(0x7f0000ffc000/0x3000)=nil) r4 = openat$autofs(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/autofs\x00', 0x40, 0x0) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x2) r5 = memfd_create(&(0x7f0000000700)='system!\x00', 0x1) openat$cgroup_type(r5, &(0x7f0000000180)='cgroup.type\x00', 0x2, 0x0) r6 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000007c0)='/dev/rfkill\x00', 0x4000, 0x0) ioctl$TIOCGSID(r6, 0x5429, &(0x7f0000000880)=0x0) r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000280)='/dev/zero\x00', 0x0, 0x0) ioctl$KVM_GET_XSAVE(r8, 0x9000aea4, &(0x7f00000002c0)) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f00000001c0)=0x0) shmctl$IPC_SET(r3, 0x1, &(0x7f0000000200)={{0x1, r1, r2, r1, r2, 0x8, 0x6}, 0x3, 0x4, 0x58b8c1aa, 0x4, r7, r9, 0x8407}) setuid(r1) setsockopt$inet6_buf(r0, 0x29, 0x39, &(0x7f0000068fe8), 0x0) fcntl$setstatus(r6, 0x4, 0x6800) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r6, 0x12, 0x2, &(0x7f0000000740)=""/79, &(0x7f0000000800)=0x4f) 2018/05/24 10:43:57 executing program 0: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu\x00', 0x200002, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/hwrng\x00', 0x1, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000200)='cpuset.cpus\x00', 0x2, 0x0) r2 = accept4(0xffffffffffffff9c, &(0x7f0000000040)=@sco, &(0x7f00000000c0)=0x80, 0x80800) r3 = getpgrp(0x0) ptrace$getenv(0x4201, r3, 0x7, &(0x7f0000000180)) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000100), &(0x7f0000000140)=0x4) write$cgroup_int(r1, &(0x7f0000000180), 0x0) 2018/05/24 10:43:57 executing program 1: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f000000b000)={&(0x7f000000f000)={0x10}, 0xc, &(0x7f00005a6ff0)={&(0x7f0000000000)=ANY=[@ANYBLOB="3801000018001307000000000000000000000000000000000000000000000000e000000200000000000000000000000000000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="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"], 0x138}, 0x1}, 0x0) [ 521.352986] Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable [ 521.365218] netlink: 64 bytes leftover after parsing attributes in process `syz-executor1'. [ 521.367153] Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable [ 521.375514] gfs2: invalid mount option: loÐHplock8t‡ðgÕÜÞ„»èÇ›’”sŠ –`ºWi!±¾²žFMëE™ø–½VFùjÞÙµžZ‹ [ 521.391834] gfs2: can't parse mount arguments 2018/05/24 10:43:57 executing program 5: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f000001bfc8)={&(0x7f0000db4000)={0x10}, 0xc, &(0x7f00006bcff0)={&(0x7f000013e000)=@ipv6_newroute={0x2c, 0x18, 0x301, 0x0, 0x0, {0xa}, [@RTA_ENCAP_TYPE={0x8, 0x15, 0x6}, @RTA_ENCAP={0x8, 0x16, @nested={0x4, 0x3}}]}, 0x2c}, 0x1, 0x0, 0x0, 0xfffffffffffffffe}, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0xa080, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f00000001c0)=[@in6={0xa, 0x4e24, 0xffffffff996dfa7f, @local={0xfe, 0x80, [], 0xaa}}, @in6={0xa, 0x4e24, 0x8001, @local={0xfe, 0x80, [], 0xaa}, 0x86bab45}, @in6={0xa, 0x4e22, 0x3}, @in6={0xa, 0x4e20, 0xf19a, @loopback={0x0, 0x1}, 0x5b31}, @in6={0xa, 0x4e24, 0xff, @loopback={0x0, 0x1}, 0x401}, @in6={0xa, 0x4e24, 0x40, @loopback={0x0, 0x1}, 0x4c}, @in={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e21, @multicast2=0xe0000002}, @in={0x2, 0x4e24, @loopback=0x7f000001}], 0xd8) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000040)={@dev, 0x0}, &(0x7f00000000c0)=0x14) setsockopt$inet6_IPV6_PKTINFO(r1, 0x29, 0x32, &(0x7f0000000100)={@remote={0xfe, 0x80, [], 0xbb}, r2}, 0x14) [ 521.401912] netlink: 64 bytes leftover after parsing attributes in process `syz-executor1'. [ 521.433317] gfs2: invalid mount option: loÐHplock8t‡ðgÕÜÞ„»èÇ›’”sŠ –`ºWi!±¾²žFMëE™ø–½VFùjÞÙµžZ‹ [ 521.443386] gfs2: can't parse mount arguments [ 521.477108] FAULT_INJECTION: forcing a failure. [ 521.477108] name failslab, interval 1, probability 0, space 0, times 0 [ 521.488432] CPU: 1 PID: 1093 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 521.495640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 521.505009] Call Trace: [ 521.507712] dump_stack+0x1b9/0x294 [ 521.511365] ? dump_stack_print_info.cold.2+0x52/0x52 [ 521.516595] should_fail.cold.4+0xa/0x1a [ 521.520692] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 521.525824] ? fuse_mount+0x2c/0x40 [ 521.529477] ? mount_fs+0xae/0x328 [ 521.533039] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 521.537817] ? do_mount+0x564/0x3070 [ 521.541555] ? ksys_mount+0x12d/0x140 [ 521.545373] ? __x64_sys_mount+0xbe/0x150 [ 521.549538] ? do_syscall_64+0x1b1/0x800 [ 521.553796] ? graph_lock+0x170/0x170 [ 521.557606] ? find_held_lock+0x36/0x1c0 [ 521.561668] ? find_held_lock+0x36/0x1c0 [ 521.565746] ? __lock_is_held+0xb5/0x140 [ 521.569834] ? check_same_owner+0x320/0x320 [ 521.574180] ? rcu_note_context_switch+0x710/0x710 [ 521.579135] ? kasan_check_read+0x11/0x20 [ 521.583331] __should_failslab+0x124/0x180 [ 521.587596] should_failslab+0x9/0x14 [ 521.591419] kmem_cache_alloc_node_trace+0x26f/0x770 [ 521.596545] ? _raw_spin_unlock+0x22/0x30 [ 521.600718] bdi_alloc_node+0x67/0xe0 [ 521.604529] super_setup_bdi_name+0x8b/0x220 [ 521.608944] ? kill_block_super+0x100/0x100 [ 521.613285] ? rcu_read_lock_sched_held+0x108/0x120 [ 521.618321] ? kmem_cache_alloc_trace+0x616/0x780 [ 521.623181] ? match_wildcard+0x3c0/0x3c0 [ 521.627345] ? trace_hardirqs_on+0xd/0x10 [ 521.631521] fuse_fill_super+0xe6e/0x1e20 [ 521.635691] ? fuse_get_root_inode+0x190/0x190 [ 521.640291] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 521.645327] ? kasan_check_read+0x11/0x20 [ 521.649487] ? cap_capable+0x1f9/0x260 [ 521.653415] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 521.658975] ? security_capable+0x99/0xc0 [ 521.663145] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 521.668712] ? ns_capable_common+0x13f/0x170 [ 521.673147] ? get_anon_bdev+0x2f0/0x2f0 [ 521.677226] ? sget+0x113/0x150 [ 521.680523] ? fuse_get_root_inode+0x190/0x190 [ 521.685127] mount_nodev+0x6b/0x110 [ 521.688780] fuse_mount+0x2c/0x40 [ 521.692256] mount_fs+0xae/0x328 [ 521.695644] vfs_kern_mount.part.34+0xd4/0x4d0 [ 521.700251] ? may_umount+0xb0/0xb0 [ 521.704983] ? _raw_read_unlock+0x22/0x30 [ 521.709162] ? __get_fs_type+0x97/0xc0 [ 521.713055] do_mount+0x564/0x3070 [ 521.716597] ? do_raw_spin_unlock+0x9e/0x2e0 [ 521.721001] ? copy_mount_string+0x40/0x40 [ 521.725251] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 521.730273] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 521.735047] ? retint_kernel+0x10/0x10 [ 521.738933] ? copy_mount_options+0x1a1/0x380 [ 521.743431] ? copy_mount_options+0x1b2/0x380 [ 521.747933] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 521.753476] ? copy_mount_options+0x285/0x380 [ 521.757980] ksys_mount+0x12d/0x140 [ 521.761611] __x64_sys_mount+0xbe/0x150 [ 521.765578] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 521.770590] do_syscall_64+0x1b1/0x800 [ 521.774467] ? finish_task_switch+0x1ca/0x840 [ 521.778975] ? syscall_return_slowpath+0x5c0/0x5c0 [ 521.783905] ? syscall_return_slowpath+0x30f/0x5c0 [ 521.788845] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 521.794222] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 521.799073] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 521.804259] RIP: 0033:0x455a09 [ 521.807441] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 521.815137] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 2018/05/24 10:43:57 executing program 6: r0 = socket(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000140)={0x18, 0x5e, 0x201, 0x0, 0x0, {}, [@generic="f65d"]}, 0x18}, 0x1}, 0x0) socket(0x10, 0x0, 0x7ff) 2018/05/24 10:43:57 executing program 0: r0 = socket$packet(0x11, 0x3, 0x300) sendto$inet6(r0, &(0x7f00000001c0), 0x4f, 0x0, &(0x7f0000000080)={0xa, 0xd, 0x2000000000e, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) 2018/05/24 10:43:57 executing program 7: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = semget$private(0x0, 0x4003, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000240)='/dev/admmidi#\x00', 0x8000000003a0a, 0x288440) setsockopt$inet6_dccp_buf(r1, 0x21, 0x0, &(0x7f00000001c0)="21bb6e9c1ffb64a11184a648916b783d7017cdf2dbeaa05f940b5539dc65323bc9ebd2f0ba79af30e106ad5cad96560037d497cbff97c91b036b415461763e4c631b3ef7ad20c2072bcb2249fd67656ddb7395e7f669", 0x56) semctl$SETALL(r0, 0x0, 0xd, &(0x7f0000000280)) ioctl$KVM_GET_NR_MMU_PAGES(r1, 0xae45, 0x400) getsockopt$bt_BT_VOICE(0xffffffffffffffff, 0x112, 0xb, &(0x7f0000000040), &(0x7f00000000c0)=0x2) 2018/05/24 10:43:57 executing program 1: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet(0x2, 0x1, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) setsockopt$sock_int(r2, 0x1, 0xf, &(0x7f0000017000)=0xfffff7fffffffffd, 0x4) bind$inet(r2, &(0x7f0000011ff0)={0x2, 0x4e20, @multicast2=0xe0000002}, 0x10) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000356ffc)=0xffffffffffffff40, 0x4) getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000140)={'nat\x00', 0x0, 0x3, 0x55, [], 0x6, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}], &(0x7f00000000c0)=""/85}, &(0x7f00000001c0)=0x78) listen(r1, 0x0) 2018/05/24 10:43:57 executing program 0: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x5, 0x400000) ioctl$sock_inet_udp_SIOCINQ(r1, 0x541b, &(0x7f0000000080)) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={&(0x7f0000000200)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000500)=@migrate={0xac, 0x21, 0x21, 0x0, 0x0, {{@in=@local={0xac, 0x14, 0x14, 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@loopback={0x0, 0x1}, @in=@local={0xac, 0x14, 0x14, 0xaa}}, {@in=@broadcast=0xffffffff, @in6=@empty={[0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa]}}]}]}, 0xac}, 0x1}, 0x0) 2018/05/24 10:43:57 executing program 2: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x801, 0x0) ioctl$KIOCSOUND(r0, 0x4b2f, 0x1000) r1 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r1, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000000)={0x2, 0x3, 0x0, 0x9, 0xa, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x0, 0x3, 0x2}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x50}, 0x1}, 0x0) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptmx\x00', 0x2800, 0x0) ioctl$GIO_FONTX(r2, 0x4b6b, &(0x7f00000000c0)=""/117) ioctl$TCGETA(r0, 0x5405, &(0x7f0000000180)) [ 521.822405] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 521.829677] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 521.836951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 521.844221] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:57 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x84000, 0x0) ioctl$VT_GETSTATE(r1, 0x5603, &(0x7f00000000c0)={0x8, 0x1ff, 0x8}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000140)=0xc) r2 = socket$nl_generic(0x10, 0x3, 0x10) fcntl$setflags(r0, 0x2, 0x1) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000000)={'bridge0\x00', 0xfffffffffffffffd}) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000040)={'bridge0\x00'}) write$tun(r1, &(0x7f0000000280)={@void, @void, @x25={0x2, 0x0, 0xf3, "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"}}, 0x1003) 2018/05/24 10:43:57 executing program 6: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x28409, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={&(0x7f00000001c0)}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$full(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/full\x00', 0x101000, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffff9c, 0x84, 0x22, &(0x7f0000000100)={0x9, 0x8004, 0x7fff, 0x0, 0x0}, &(0x7f0000000140)=0x10) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000180)={r1, 0x7, 0x5, [0x8, 0x8, 0x7fff, 0x8, 0x7fff]}, &(0x7f0000000280)=0x12) r2 = memfd_create(&(0x7f0000000000)="1e73656375726974796d643573756d2d6574683000", 0x1) mq_getsetattr(r2, &(0x7f0000000040)={0x9, 0x3, 0x3d89b3d, 0x4, 0x8, 0x1, 0x1, 0x8001}, &(0x7f0000000080)) 2018/05/24 10:43:57 executing program 3 (fault-call:6 fault-nth:46): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:57 executing program 7: r0 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000140)='/dev/dsp\x00', 0x20400, 0x0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000280)={0x0, 0x8001}, 0x8) ioctl$EVIOCGABS3F(r1, 0x8018457f, &(0x7f0000000180)=""/213) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"79616d300001178b00", 0x4012}) ioctl$TUNSETTXFILTER(r0, 0x400454d1, &(0x7f00000000c0)={0x0, 0x283}) r2 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x6, 0x40200) ioctl$sock_netrom_TIOCINQ(r2, 0x541b, &(0x7f0000000100)) getsockopt$inet_int(r1, 0x0, 0xa, &(0x7f00000002c0), &(0x7f0000000300)=0x4) [ 521.964016] netlink: 'syz-executor5': attribute type 21 has an invalid length. [ 521.975325] netlink: 'syz-executor5': attribute type 21 has an invalid length. [ 522.085286] QAT: Invalid ioctl [ 522.111577] QAT: Invalid ioctl [ 522.127090] bridge0: port 2(bridge_slave_1) entered disabled state [ 522.133617] bridge0: port 1(bridge_slave_0) entered disabled state [ 522.146826] device bridge0 left promiscuous mode [ 522.153190] QAT: Invalid ioctl [ 522.160904] QAT: Invalid ioctl [ 522.205926] bridge0: port 2(bridge_slave_1) entered blocking state [ 522.212409] bridge0: port 2(bridge_slave_1) entered forwarding state [ 522.219181] bridge0: port 1(bridge_slave_0) entered blocking state [ 522.225629] bridge0: port 1(bridge_slave_0) entered forwarding state [ 522.232392] device bridge0 entered promiscuous mode [ 522.239435] FAULT_INJECTION: forcing a failure. [ 522.239435] name failslab, interval 1, probability 0, space 0, times 0 [ 522.251134] CPU: 0 PID: 1148 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 522.258358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 522.267736] Call Trace: [ 522.270364] dump_stack+0x1b9/0x294 [ 522.274038] ? dump_stack_print_info.cold.2+0x52/0x52 [ 522.279298] should_fail.cold.4+0xa/0x1a [ 522.283398] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 522.288509] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 522.293533] ? __lockdep_init_map+0x105/0x590 [ 522.298033] ? graph_lock+0x170/0x170 [ 522.301849] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 522.307388] ? put_dec_trunc8+0x273/0x300 [ 522.311549] ? find_held_lock+0x36/0x1c0 [ 522.315627] ? __lock_is_held+0xb5/0x140 [ 522.319695] ? xlog_do_recovery_pass+0xe70/0x1430 [ 522.324559] ? check_same_owner+0x320/0x320 [ 522.328880] ? device_pm_sleep_init+0xe8/0x200 [ 522.333486] ? rcu_note_context_switch+0x710/0x710 [ 522.338421] __should_failslab+0x124/0x180 [ 522.342658] should_failslab+0x9/0x14 [ 522.346467] __kmalloc_track_caller+0x2c4/0x760 [ 522.351147] ? pointer+0xa10/0xa10 [ 522.354703] ? kvasprintf_const+0x67/0x190 [ 522.358937] kvasprintf+0xa9/0x130 [ 522.362473] ? bust_spinlocks+0xe0/0xe0 [ 522.366450] ? rcu_read_lock_sched_held+0x108/0x120 [ 522.371476] kvasprintf_const+0x67/0x190 [ 522.375548] kobject_set_name_vargs+0x5b/0x150 [ 522.380131] device_create_groups_vargs+0x1ce/0x270 [ 522.385153] device_create_vargs+0x46/0x60 [ 522.389390] bdi_register_va.part.10+0xbb/0x9b0 [ 522.394072] ? cgwb_kill+0x630/0x630 [ 522.397793] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 522.403340] ? bdi_init+0x416/0x510 [ 522.406965] ? wb_init+0x9e0/0x9e0 [ 522.410497] ? bdi_alloc_node+0x67/0xe0 [ 522.414459] ? bdi_alloc_node+0x67/0xe0 [ 522.418426] ? rcu_read_lock_sched_held+0x108/0x120 [ 522.423438] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 522.428710] ? _raw_spin_unlock+0x22/0x30 [ 522.432866] bdi_register_va+0x68/0x80 [ 522.436752] super_setup_bdi_name+0x123/0x220 [ 522.441241] ? kill_block_super+0x100/0x100 [ 522.445577] ? kmem_cache_alloc_trace+0x616/0x780 [ 522.450417] ? match_wildcard+0x3c0/0x3c0 [ 522.454577] fuse_fill_super+0xe6e/0x1e20 [ 522.458733] ? fuse_get_root_inode+0x190/0x190 [ 522.463327] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 522.468353] ? kasan_check_read+0x11/0x20 [ 522.472496] ? cap_capable+0x1f9/0x260 [ 522.476385] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 522.481929] ? security_capable+0x99/0xc0 [ 522.486074] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 522.491605] ? ns_capable_common+0x13f/0x170 [ 522.496007] ? get_anon_bdev+0x2f0/0x2f0 [ 522.500072] ? sget+0x113/0x150 [ 522.503359] ? fuse_get_root_inode+0x190/0x190 [ 522.507952] mount_nodev+0x6b/0x110 [ 522.511573] fuse_mount+0x2c/0x40 [ 522.515020] mount_fs+0xae/0x328 [ 522.518390] vfs_kern_mount.part.34+0xd4/0x4d0 [ 522.522967] ? may_umount+0xb0/0xb0 [ 522.526584] ? _raw_read_unlock+0x22/0x30 [ 522.530722] ? __get_fs_type+0x97/0xc0 [ 522.534617] do_mount+0x564/0x3070 [ 522.538166] ? copy_mount_string+0x40/0x40 [ 522.542422] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 522.547439] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 522.552216] ? retint_kernel+0x10/0x10 [ 522.556106] ? copy_mount_options+0x1f0/0x380 [ 522.560597] ? copy_mount_options+0x202/0x380 [ 522.565086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 522.570617] ? copy_mount_options+0x285/0x380 [ 522.575109] ksys_mount+0x12d/0x140 [ 522.578732] __x64_sys_mount+0xbe/0x150 [ 522.582705] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 522.587717] do_syscall_64+0x1b1/0x800 [ 522.591596] ? finish_task_switch+0x1ca/0x840 [ 522.596083] ? syscall_return_slowpath+0x5c0/0x5c0 [ 522.601007] ? syscall_return_slowpath+0x30f/0x5c0 [ 522.605935] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 522.611313] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 522.616165] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 522.621359] RIP: 0033:0x455a09 [ 522.624555] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 522.632274] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 522.639535] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 522.646808] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:43:58 executing program 7: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f00002ac000)='/dev/vhost-net\x00', 0x2, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000640)=0x200000000) write$vnet(r0, &(0x7f00000002c0)={0x1, {&(0x7f0000000040)=""/252, 0xfc, &(0x7f0000000140)=""/4, 0x2}}, 0x68) write$vnet(r0, &(0x7f0000000580)={0x1, {&(0x7f00000001c0)=""/219, 0x34c, &(0x7f0000000480)=""/98, 0x0, 0x3}}, 0x68) 2018/05/24 10:43:58 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000008000/0x2000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x2, 0x11, r2, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$BLKBSZGET(r3, 0x80081270, &(0x7f00000000c0)) ioctl$KVM_SET_CPUID2(0xffffffffffffffff, 0x4008ae90, &(0x7f0000000100)=ANY=[@ANYBLOB="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"]) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/05/24 10:43:58 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$dspn(&(0x7f00000000c0)='/dev/dsp#\x00', 0x2, 0x80000) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000180)={r2, @in={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}}, &(0x7f0000000240)=0x84) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x4, 0x8011, r0, 0x0) 2018/05/24 10:43:58 executing program 2: 2018/05/24 10:43:58 executing program 4: 2018/05/24 10:43:58 executing program 5: 2018/05/24 10:43:58 executing program 3 (fault-call:6 fault-nth:47): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:43:58 executing program 6: [ 522.654079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 522.661347] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:58 executing program 5: 2018/05/24 10:43:58 executing program 0: 2018/05/24 10:43:58 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1c) 2018/05/24 10:43:58 executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000040)={"7663616e30000000f93f00", &(0x7f00000001c0)=@ethtool_cmd={0x1f}}) r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x3, 0x4000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r1, 0x402c5342, &(0x7f0000000080)={0x3, 0x3, 0x7ff, {0x77359400}, 0x8, 0x2}) 2018/05/24 10:43:58 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'crc32-generic\x00'}, 0x58) r1 = accept4(r0, 0x0, &(0x7f0000000000), 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000080)={0x0, 0x0, 0x0}, &(0x7f00000000c0)=0xc) getgroups(0x2, &(0x7f00000003c0)=[r2, 0xffffffffffffffff]) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f00000004c0)={0x0}, &(0x7f0000000500)=0x8) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000540)={r4, 0x0, 0x20, 0x9, 0x8}, &(0x7f0000000580)=0x18) fstat(r0, &(0x7f0000000840)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setregid(r3, r5) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'yam0\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000400)={@empty, @mcast2={0xff, 0x2, [], 0x1}, @local={0xfe, 0x80, [], 0xaa}, 0x100, 0x0, 0x10001, 0x400, 0x2, 0x20000, r6}) r7 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000680)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r1, &(0x7f00000002c0)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000280)={&(0x7f00000005c0)=ANY=[@ANYBLOB="0000cfa093b4f2a569bf471b06000079b22a5eb00671eef9e01012e5e97ab9087af7bf18aa531bf5f1a16dd5f951c0c481e057f2c278b358", @ANYRES16=r7, @ANYBLOB="080029bd7000ffdbdffcab5d8e000800060051000000080006010900000008000600273f00000800050040000000080004000000000038000200080002004e2200007f490000000000000000000019080002004e23000008000b000a0000000800050001000000000000000000000000000000000000"], 0x7c}, 0x1, 0x0, 0x0, 0x80}, 0x40004) setsockopt$RDS_RECVERR(r1, 0x114, 0x5, &(0x7f0000000480)=0x1, 0x4) 2018/05/24 10:43:58 executing program 7: r0 = socket(0x1000100000010, 0x2, 0x0) write(r0, &(0x7f0000000000)="1f0000001e0007f1ffffffe60802007702000600536b8d3d6c39080001454a", 0x1f) connect$llc(r0, &(0x7f0000000040)={0x1a, 0x102, 0xee4, 0x5, 0x80000001, 0x1, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) 2018/05/24 10:43:58 executing program 6: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/autofs\x00', 0x200000, 0x0) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000300)={&(0x7f0000000280)='./file0\x00', r0}, 0x10) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hwrng\x00', 0x0, 0x0) pread64(r1, &(0x7f0000000500)=""/87, 0x57, 0x0) ioctl$BLKSECTGET(r1, 0x1267, &(0x7f0000000080)) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r1, 0x402c5342, &(0x7f00000000c0)={0xfffffffffffffffc, 0x3, 0x4000000, {}, 0x81, 0x4}) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/syz1\x00', 0x1ff) ioctl$BLKROSET(r1, 0x125d, &(0x7f0000000040)=0xb) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000180)='/dev/rfkill\x00', 0x601, 0x0) 2018/05/24 10:43:58 executing program 0: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = openat$mixer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mixer\x00', 0x22000, 0x0) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000100)={0x0, 0x10000}, &(0x7f0000000140)=0x3) getpeername$packet(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000380)=0x14) sendto$packet(r0, &(0x7f0000000240)="0aa6facbd4a8b710cbf99a934f8fbb7bafc571d41518b02fc4a892bf4e06e3fdfc6dffa306a87147e834ce7f622681388472089a2cff41e2dc3fd221e075304fc11c4a0053eac5afccc141bb29140d5acd43548836cfadf7f88e3feabeb4576b422e8ba1471da8df47154ad7c7e4500b284d0560bb61a28961a633d6162512445851349b88425aedee341d9f57e5e341499a4a3fc202af750b4df291f0bdd16b9dff2f474a1efe5493706092a2b7521ca7c73f8178f8c143343185dc31ee0cfe788a8b93a86d176208af110e9a51497bd89d76cb8c64ce774683422da1ed727e4b7e39cf6ad631d7126714bed302bef8", 0xf0, 0x5, &(0x7f00000003c0)={0x11, 0x15, r2, 0x1, 0xfff, 0x6, @random="af335dde9faa"}, 0x14) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000180)={0x6, 0x2, 0xd, 0x7, 0x1, 0x9e000000000000, 0x7e5, 0x0, r1}, &(0x7f00000001c0)=0x20) futex(&(0x7f0000000040), 0x400000085, 0x6, &(0x7f0000000080)={0x0, 0x989680}, &(0x7f0000000000), 0x4034000000) clock_getres(0x7, &(0x7f0000000200)) getpeername$packet(r0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000440)=0x14) 2018/05/24 10:43:58 executing program 5: r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) io_setup(0x3, &(0x7f0000000340)=0x0) r2 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x7, 0x40) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x3, 0x0, [{0xac9, 0x0, 0x2}, {0x25a, 0x0, 0x5}, {0x2e7, 0x0, 0x2}]}) io_submit(r1, 0x1, &(0x7f0000000b00)=[&(0x7f0000000440)={0x0, 0x0, 0x0, 0x8, 0x0, r0, &(0x7f0000000380)}]) ioctl$TIOCGSID(r2, 0x5429, &(0x7f0000000080)=0x0) capset(&(0x7f00000000c0)={0x399f1336, r3}, &(0x7f0000000100)={0x0, 0xeede, 0x9, 0x1, 0x4, 0x139}) [ 523.062876] FAULT_INJECTION: forcing a failure. [ 523.062876] name failslab, interval 1, probability 0, space 0, times 0 [ 523.074192] CPU: 1 PID: 1180 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 523.081395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 523.090762] Call Trace: [ 523.093381] dump_stack+0x1b9/0x294 [ 523.097039] ? dump_stack_print_info.cold.2+0x52/0x52 [ 523.102241] ? is_bpf_text_address+0xd7/0x170 [ 523.106769] should_fail.cold.4+0xa/0x1a [ 523.110871] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 523.116007] ? graph_lock+0x170/0x170 [ 523.119826] ? save_stack+0xa9/0xd0 [ 523.123480] ? save_stack+0x43/0xd0 [ 523.127133] ? kasan_kmalloc+0xc4/0xe0 [ 523.131043] ? find_held_lock+0x36/0x1c0 [ 523.135125] ? __lock_is_held+0xb5/0x140 [ 523.139218] ? check_same_owner+0x320/0x320 [ 523.143568] ? rcu_note_context_switch+0x710/0x710 [ 523.148518] __should_failslab+0x124/0x180 [ 523.152771] should_failslab+0x9/0x14 [ 523.156591] kmem_cache_alloc_trace+0x2cb/0x780 2018/05/24 10:43:59 executing program 7: mkdir(&(0x7f0000000140)='./file0\x00', 0x0) syz_fuse_mount(&(0x7f0000000340)='./file0\x00', 0x4000, 0x0, 0x0, 0x0, 0x0) chmod(&(0x7f0000000000)='./file0\x00', 0x0) r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000040)={0x3, [0x297, 0x6c, 0x2]}, &(0x7f0000000080)=0xa) clone(0x0, &(0x7f0000000180), &(0x7f00000001c0), &(0x7f0000000200), &(0x7f0000000240)) umount2(&(0x7f00000000c0)='./file0\x00', 0x3) [ 523.161282] ? refcount_add_not_zero+0x320/0x320 [ 523.166062] device_private_init+0x98/0x230 [ 523.170398] ? virtual_device_parent+0x60/0x60 [ 523.174994] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 523.180541] ? refcount_inc+0x29/0x70 [ 523.184346] device_add+0xe98/0x16d0 [ 523.188079] ? device_private_init+0x230/0x230 [ 523.192674] ? kfree+0x1e9/0x260 [ 523.196041] ? kfree_const+0x5e/0x70 [ 523.199769] device_create_groups_vargs+0x1ff/0x270 [ 523.204793] device_create_vargs+0x46/0x60 [ 523.209029] bdi_register_va.part.10+0xbb/0x9b0 [ 523.213696] ? cgwb_kill+0x630/0x630 [ 523.217409] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 523.222936] ? bdi_init+0x416/0x510 [ 523.226554] ? wb_init+0x9e0/0x9e0 [ 523.230087] ? bdi_alloc_node+0x67/0xe0 [ 523.234061] ? bdi_alloc_node+0x67/0xe0 [ 523.238030] ? rcu_read_lock_sched_held+0x108/0x120 [ 523.243048] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 523.248319] ? _raw_spin_unlock+0x22/0x30 [ 523.252465] bdi_register_va+0x68/0x80 [ 523.256347] super_setup_bdi_name+0x123/0x220 [ 523.260836] ? kill_block_super+0x100/0x100 [ 523.265150] ? kmem_cache_alloc_trace+0x616/0x780 [ 523.269998] ? match_wildcard+0x3c0/0x3c0 [ 523.274151] ? trace_hardirqs_on+0xd/0x10 [ 523.278307] fuse_fill_super+0xe6e/0x1e20 [ 523.282456] ? fuse_get_root_inode+0x190/0x190 [ 523.287033] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 523.292046] ? kasan_check_read+0x11/0x20 [ 523.296190] ? cap_capable+0x1f9/0x260 [ 523.300085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 523.305615] ? security_capable+0x99/0xc0 [ 523.309761] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 523.315288] ? ns_capable_common+0x13f/0x170 [ 523.319700] ? get_anon_bdev+0x2f0/0x2f0 [ 523.323754] ? sget+0x113/0x150 [ 523.327027] ? fuse_get_root_inode+0x190/0x190 [ 523.331603] mount_nodev+0x6b/0x110 [ 523.335223] fuse_mount+0x2c/0x40 [ 523.338796] mount_fs+0xae/0x328 [ 523.342177] vfs_kern_mount.part.34+0xd4/0x4d0 [ 523.346757] ? may_umount+0xb0/0xb0 [ 523.350376] ? _raw_read_unlock+0x22/0x30 [ 523.354518] ? __get_fs_type+0x97/0xc0 [ 523.358404] do_mount+0x564/0x3070 [ 523.361942] ? copy_mount_string+0x40/0x40 [ 523.366170] ? rcu_pm_notify+0xc0/0xc0 [ 523.370068] ? copy_mount_options+0x5f/0x380 [ 523.374469] ? rcu_read_lock_sched_held+0x108/0x120 [ 523.379480] ? kmem_cache_alloc_trace+0x616/0x780 [ 523.384328] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 523.389860] ? copy_mount_options+0x285/0x380 [ 523.394354] ksys_mount+0x12d/0x140 [ 523.397979] __x64_sys_mount+0xbe/0x150 [ 523.401957] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 523.406976] do_syscall_64+0x1b1/0x800 [ 523.410857] ? finish_task_switch+0x1ca/0x840 [ 523.415346] ? syscall_return_slowpath+0x5c0/0x5c0 [ 523.420268] ? syscall_return_slowpath+0x30f/0x5c0 [ 523.425194] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 523.430553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 523.435406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 523.440585] RIP: 0033:0x455a09 [ 523.443763] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 523.451463] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 523.458723] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 523.465981] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 523.473239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 523.480499] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:43:59 executing program 1: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) ioctl$SG_IO(0xffffffffffffffff, 0x2285, &(0x7f0000000300)={0x53, 0xfffffffbbfffffff, 0x6, 0x0, @buffer={0x0, 0xe9, &(0x7f0000000080)=""/233}, &(0x7f00000002c0)="9b247f9c1793", &(0x7f0000000240)=""/126, 0x0, 0x0, 0x0, &(0x7f0000000480)}) write$binfmt_elf64(r0, &(0x7f0000000300)=ANY=[], 0xf6) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c832, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x64, &(0x7f0000000180)=ANY=[@ANYBLOB="000000000000ffffffffffff8100120008050000ff0adba04b1620203deac150bc1d1ef1d3fa5a925bdfc610e11b3acbd870f97e3a2e9cf270d4707237cff7767bbcb1334e8d4f302ac691b17f6d7a781307d59024960000000000000000000000000000"], &(0x7f0000000040)={0x1, 0x2, [0xff7, 0x2f9, 0x824, 0xf7b]}) read(r0, &(0x7f0000000380)=""/42, 0xf0) 2018/05/24 10:43:59 executing program 5: r0 = openat$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 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x80, 0x0) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r3, 0x80045301, &(0x7f0000000040)) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000300)=[@text32={0x20, &(0x7f0000000100)="6465260f6f4f79440f20c0350b000000440f22c00f01df0f01ca0f01c9cbc4e33578a500000080000f0766baf80cb834386785ef66bafc0c66ed660f3880a195200000", 0x43}], 0x1, 0xffffff7ffffffffd, &(0x7f0000000280), 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/05/24 10:43:59 executing program 2: prctl$setname(0xf, &(0x7f0000000140)='/dev/input/mice\x00') r0 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x0) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r0, 0x4008ae48, &(0x7f0000000200)=0xf002) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f00000000c0)=0x1f, &(0x7f0000000100)=0x4) fsetxattr(r0, &(0x7f0000000180)=@random={'system.', "656d31776c616e31f2266c6f00"}, &(0x7f00000001c0)='/dev/input/mice\x00', 0x10, 0x1) r1 = socket$packet(0x11, 0x2, 0x300) getsockopt$packet_int(r1, 0x107, 0x14, &(0x7f0000000000), &(0x7f0000000040)=0x4) 2018/05/24 10:44:00 executing program 3 (fault-call:6 fault-nth:48): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:00 executing program 6: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='oom_adj\x00') writev(r0, &(0x7f00000000c0)=[{&(0x7f0000000080)='1', 0x1}], 0x1) getsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000000100)=""/196, &(0x7f0000000000)=0xc4) 2018/05/24 10:44:00 executing program 1: syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x7, 0x1bbadf418d9de93e) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x0, 0x0) exit(0x7) mmap(&(0x7f00008c8000/0x1000)=nil, 0x1000, 0x0, 0x12, r0, 0x0) fsetxattr(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="737906000000a563b2ca5331915e1d7715e39f2e65746830"], &(0x7f0000000040)='^\x00', 0x2, 0x1) 2018/05/24 10:44:00 executing program 4: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000c45ff7)='/dev/dsp\x00', 0x80002, 0x0) write$eventfd(r0, &(0x7f0000b4dff8), 0xfffffe7e) r1 = gettid() write$tun(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB], 0x1) timer_create(0x0, &(0x7f0000044000)={0x0, 0x4012, 0x0, @thr={&(0x7f0000000000)="44d997a35cfbdbc0fadb7c6d0dfb4324b739cca72b56aad6c3aa46079172bc25f078d824a6b725a4b1aad820444003168a3e36062188f9af7f6524fe71", &(0x7f0000000040)="b248667dca1d82a7fafd4da5dcec1e52425b8d7f93b45b01d1f5114f083f5dbd7c49580370f15db4ffdbfa066e0b66dd04b1322a5573db0d54c6ec48ac6c610080caf2db590c66fa22a5b889f4efd9a4893f29d71e733302d35d853d458a53d0eb7ccad8a2cd2404a14aea32160c1f22e21313d76eb231f0ab0d420da0482254fc2de57d138b1b9e43bf8a9587d20f4a3d010aa57cda7f1504e19184b6c52e251f586dcb802889c6906f398473cf7fc2b4b116e70ea50e4824820033da3f"}}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r1, 0x15) 2018/05/24 10:44:00 executing program 0: r0 = perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = accept$inet6(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0, @local}, &(0x7f0000000240)=0x1c) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000280), &(0x7f00000002c0)=0x4) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$IP_VS_SO_GET_VERSION(r2, 0x0, 0x480, &(0x7f0000000040), &(0x7f0000000100)=0x40) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f00000001c0)={{&(0x7f0000159000/0x1000)=nil, 0x1000}, 0x1}) r3 = userfaultfd(0x0) ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000000000)={0xaa, 0x100}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f00000000c0)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) r4 = gettid() process_vm_writev(r4, &(0x7f0000c22000)=[{&(0x7f000034afa4)=""/1, 0x1}], 0x1, &(0x7f0000c22fa0)=[{&(0x7f0000000080)=""/1, 0x7ffff000}], 0x1, 0x0) close(r2) 2018/05/24 10:44:00 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snapshot\x00', 0x201, 0x0) socket$alg(0x26, 0x5, 0x0) write$sndseq(r0, &(0x7f0000000180)=[{0x0, 0x0, 0x0, 0x0, @tick, {}, {}, @time=@time}, {0x0, 0x0, 0xbb3c, 0x0, @time={0x77359400}, {}, {}, @quote={{}, 0x2}}], 0x60) write$sndseq(r0, &(0x7f0000000000), 0x0) 2018/05/24 10:44:00 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x6, 0x80000) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000240)={'vcan0\x00', 0x0}) sendto$packet(r0, &(0x7f0000000080)="0945845648c9eac8eeede2f11c21fbebe650b06da9106bb55e39591d44f2f6b69707faf7564b2db44dec53f369966a71e708ef52286c0047564d8308299fb92ee01b8c74b6c73540db391450b15a3d3f0e17284e6f768cceaefec127952994d189721a8c8d96571f852ec61fe159bcf528c9cc7b9f75555e880f09bde7fd06516b80e0b68e6c75fd653421746d93238e74ec835fbef480c510664e84571a135c54c7696a51a6369bbfd21f8852dc49d424", 0xb1, 0x10, &(0x7f0000000280)={0x11, 0x9, r1, 0x1, 0x100, 0x6, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x14) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f0000000000)={&(0x7f0000018ff4)={0x10}, 0xc, &(0x7f0000013ff1)={&(0x7f0000000180)={0x14, 0x2000029, 0x1, 0x0, 0x0, {0x1}}, 0x14}, 0x1}, 0x0) 2018/05/24 10:44:00 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_SET_DEST(r0, &(0x7f0000000000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r1, 0x1, 0x0, 0x25dfdbff, {0x6}, [@IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_PORT={0x8, 0x4}, @IPVS_SVC_ATTR_AF={0x8, 0x1}]}]}, 0x28}, 0x1}, 0x0) 2018/05/24 10:44:00 executing program 2: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = dup(r0) bind$inet6(r0, &(0x7f0000fa0fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000f98000), 0xfffffffffffffff3, 0x2000000c, &(0x7f00004a5fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) r2 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x27ffe) sendmsg$nl_generic(r1, &(0x7f00004d5000)={&(0x7f000082e000)={0x10}, 0xc, &(0x7f00009e8000)={&(0x7f0000000040)=ANY=[@ANYBLOB="2bc62a74156ffcb2eccc27f3f9fae4b4c2e913384d5e450d9a53"], 0x1}, 0x1}, 0x0) sendfile(r1, r2, &(0x7f0000ea8000), 0x3) sendto(r1, &(0x7f0000000100)="f6", 0x1, 0x0, &(0x7f0000000200)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}, 0x80) sendfile(r1, r2, &(0x7f000053cffc), 0x8080000001) [ 524.616807] netlink: 'syz-executor5': attribute type 4 has an invalid length. [ 524.624263] netlink: 'syz-executor5': attribute type 1 has an invalid length. [ 524.632618] syz-executor6 (1244): /proc/1229/oom_adj is deprecated, please use /proc/1229/oom_score_adj instead. [ 524.652470] netlink: 'syz-executor5': attribute type 4 has an invalid length. [ 524.659881] netlink: 'syz-executor5': attribute type 1 has an invalid length. 2018/05/24 10:44:00 executing program 5: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, &(0x7f0000000000)) r1 = eventfd(0xfffd) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f00000002c0)={0x1, r1}) ioctl$VHOST_SET_VRING_KICK(r0, 0x4008af20, &(0x7f0000000040)={0x0, r1}) write$binfmt_elf32(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="0600000000000000"], 0x8) readv(r1, &(0x7f0000000100)=[{&(0x7f0000000180)=""/199, 0xc7}], 0x1) [ 524.672001] FAULT_INJECTION: forcing a failure. [ 524.672001] name failslab, interval 1, probability 0, space 0, times 0 [ 524.683476] CPU: 0 PID: 1242 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 524.690688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 524.700047] Call Trace: [ 524.702653] dump_stack+0x1b9/0x294 [ 524.706301] ? dump_stack_print_info.cold.2+0x52/0x52 [ 524.711505] should_fail.cold.4+0xa/0x1a [ 524.715585] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 524.720697] ? graph_lock+0x170/0x170 [ 524.724508] ? find_held_lock+0x36/0x1c0 [ 524.728572] ? __lock_is_held+0xb5/0x140 [ 524.732679] ? check_same_owner+0x320/0x320 [ 524.737027] ? rcu_note_context_switch+0x710/0x710 [ 524.741998] __should_failslab+0x124/0x180 [ 524.746238] should_failslab+0x9/0x14 [ 524.750051] __kmalloc_track_caller+0x2c4/0x760 [ 524.754752] ? kstrdup_const+0x66/0x80 [ 524.758653] kstrdup+0x39/0x70 [ 524.761853] kstrdup_const+0x66/0x80 [ 524.765581] __kernfs_new_node+0xa8/0x580 [ 524.769742] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 524.774530] ? lock_downgrade+0x8e0/0x8e0 [ 524.778692] kernfs_new_node+0x80/0xf0 [ 524.782599] kernfs_create_dir_ns+0x3d/0x140 [ 524.787039] sysfs_create_dir_ns+0xbe/0x1d0 [ 524.791386] kobject_add_internal+0x354/0xac0 [ 524.795895] ? kobj_ns_type_registered+0x60/0x60 [ 524.800650] ? lock_downgrade+0x8e0/0x8e0 [ 524.804793] ? refcount_add_not_zero+0x320/0x320 [ 524.809547] ? kasan_check_read+0x11/0x20 [ 524.813690] kobject_add+0x13a/0x190 [ 524.817393] ? kset_create_and_add+0x190/0x190 [ 524.821973] ? mutex_unlock+0xd/0x10 [ 524.825685] device_add+0x3a5/0x16d0 [ 524.829400] ? device_private_init+0x230/0x230 [ 524.833973] ? kfree+0x1e9/0x260 [ 524.837348] ? kfree_const+0x5e/0x70 [ 524.841068] device_create_groups_vargs+0x1ff/0x270 [ 524.846093] device_create_vargs+0x46/0x60 [ 524.850334] bdi_register_va.part.10+0xbb/0x9b0 [ 524.855007] ? cgwb_kill+0x630/0x630 [ 524.858727] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 524.864254] ? bdi_init+0x416/0x510 [ 524.867882] ? wb_init+0x9e0/0x9e0 [ 524.871425] ? bdi_alloc_node+0x67/0xe0 [ 524.875398] ? bdi_alloc_node+0x67/0xe0 [ 524.879380] ? rcu_read_lock_sched_held+0x108/0x120 [ 524.884404] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 524.889678] ? _raw_spin_unlock+0x22/0x30 [ 524.893821] bdi_register_va+0x68/0x80 [ 524.897708] super_setup_bdi_name+0x123/0x220 [ 524.902194] ? kill_block_super+0x100/0x100 [ 524.906517] ? kmem_cache_alloc_trace+0x616/0x780 [ 524.911366] ? match_wildcard+0x3c0/0x3c0 [ 524.915519] ? trace_hardirqs_on+0xd/0x10 [ 524.919685] fuse_fill_super+0xe6e/0x1e20 [ 524.923844] ? fuse_get_root_inode+0x190/0x190 [ 524.928429] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 524.933458] ? kasan_check_read+0x11/0x20 [ 524.937611] ? cap_capable+0x1f9/0x260 [ 524.941515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 524.947067] ? security_capable+0x99/0xc0 [ 524.951238] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 524.956788] ? ns_capable_common+0x13f/0x170 [ 524.961220] ? get_anon_bdev+0x2f0/0x2f0 [ 524.965290] ? sget+0x113/0x150 [ 524.968572] ? fuse_get_root_inode+0x190/0x190 [ 524.973157] mount_nodev+0x6b/0x110 [ 524.976799] fuse_mount+0x2c/0x40 [ 524.980271] mount_fs+0xae/0x328 [ 524.983639] vfs_kern_mount.part.34+0xd4/0x4d0 [ 524.988216] ? may_umount+0xb0/0xb0 [ 524.991834] ? _raw_read_unlock+0x22/0x30 [ 524.995971] ? __get_fs_type+0x97/0xc0 [ 524.999854] do_mount+0x564/0x3070 [ 525.003399] ? copy_mount_string+0x40/0x40 [ 525.007648] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 525.012658] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 525.017427] ? retint_kernel+0x10/0x10 [ 525.021334] ? copy_mount_options+0x1f0/0x380 [ 525.025836] ? copy_mount_options+0x1fa/0x380 [ 525.030325] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 525.035887] ? copy_mount_options+0x285/0x380 [ 525.040392] ksys_mount+0x12d/0x140 [ 525.044027] __x64_sys_mount+0xbe/0x150 [ 525.048017] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 525.053031] do_syscall_64+0x1b1/0x800 [ 525.056912] ? finish_task_switch+0x1ca/0x840 [ 525.061408] ? syscall_return_slowpath+0x5c0/0x5c0 [ 525.066334] ? syscall_return_slowpath+0x30f/0x5c0 [ 525.071273] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 525.076659] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 525.081511] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 525.086689] RIP: 0033:0x455a09 [ 525.089870] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 525.097602] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 525.104869] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 525.112134] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:44:01 executing program 6: syz_open_dev$midi(&(0x7f0000000300)='/dev/midi#\x00', 0x9, 0x0) dup(0xffffffffffffff9c) r0 = accept4$llc(0xffffffffffffff9c, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000380)=0x10, 0x80800) r1 = fcntl$dupfd(r0, 0x406, 0xffffffffffffff9c) fadvise64(r1, 0x11, 0x100000001, 0x5) pselect6(0x40, &(0x7f0000000000), &(0x7f0000000000), &(0x7f00000000c0), &(0x7f0000000040), &(0x7f0000000ff8)={&(0x7f0000000ff8), 0x8}) rt_sigtimedwait(&(0x7f0000000080)={0x400000000000}, &(0x7f0000000180), &(0x7f00000001c0)={0x0, 0x989680}, 0x8) socketpair(0x7, 0x2, 0x200, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000000240)=0x6, 0x4) r4 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x400) splice(r4, &(0x7f0000000280), r2, &(0x7f00000002c0), 0x8, 0x0) connect$l2tp(r3, &(0x7f0000000400)=@pppol2tpv3={0x18, 0x1, {0x0, r3, {0x2, 0x4e23}, 0x2, 0x1, 0x3, 0x4}}, 0x2e) syz_open_dev$audion(&(0x7f00000003c0)='/dev/audio#\x00', 0x10000, 0x40000) setsockopt$inet_sctp_SCTP_NODELAY(r4, 0x84, 0x3, &(0x7f0000000140)=0x9, 0x4) [ 525.119394] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 525.126652] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 525.134586] kobject_add_internal failed for 0:45 (error: -12 parent: bdi) [ 525.309715] IPVS: stopping backup sync thread 316 ... [ 525.317200] device bridge_slave_1 left promiscuous mode [ 525.323342] bridge0: port 2(bridge_slave_1) entered disabled state [ 525.336917] device bridge_slave_0 left promiscuous mode [ 525.342561] bridge0: port 1(bridge_slave_0) entered disabled state [ 525.411075] team0 (unregistering): Port device team_slave_1 removed [ 525.450714] team0 (unregistering): Port device team_slave_0 removed [ 525.466762] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 525.486570] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 525.544408] bond0 (unregistering): Released all slaves 2018/05/24 10:44:02 executing program 3 (fault-call:6 fault-nth:49): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:02 executing program 6: r0 = memfd_create(&(0x7f0000813ffa)='ramfs\x00', 0x0) ioctl$TCSETA(r0, 0x4030582a, &(0x7f0000000080)={0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}) fremovexattr(r0, &(0x7f0000000000)=@random={'trusted.', 'trusted.'}) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000380)=@filter={'filter\x00', 0xe, 0x60000000, 0x90, [0x0, 0x20000140, 0x20000170, 0x200001a0], 0x0, &(0x7f0000000100), &(0x7f0000000140)=ANY=[@ANYBLOB="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"]}, 0x1aa) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f00000000c0)=[{0x4, 0x8}], 0x1) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f0000000040)={0x1, 'veth0_to_team\x00'}, 0x18) 2018/05/24 10:44:02 executing program 7: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = geteuid() r2 = getegid() fchown(r0, r1, r2) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/05/24 10:44:02 executing program 4: mmap$binder(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x2, 0x100000002132, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x0, 0xc812, r0, 0x0) r1 = socket$inet(0x2, 0x803, 0x3) getsockopt$inet_tcp_int(r1, 0x6, 0x21, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/05/24 10:44:02 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) fallocate(r0, 0x8, 0x0, 0x7fff) 2018/05/24 10:44:02 executing program 1: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$RDS_GET_MR(r0, 0x114, 0xa, &(0x7f0000000080)={{&(0x7f0000000000)=""/19, 0x13}, &(0x7f0000000040)}, 0x20) pkey_alloc(0x0, 0x2) 2018/05/24 10:44:02 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, &(0x7f0000edfff0)={0x77359400, 0x4}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, &(0x7f0000d8d000)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f0000000a00)={0x0, 0x989680}, &(0x7f0000048000), 0x0) mmap(&(0x7f0000000000/0xddf000)=nil, 0xddf000, 0x2000002, 0x4032, 0xffffffffffffffff, 0x0) exit(0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x200000, 0x3) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r0, 0x50, &(0x7f0000000040)}, 0x10) 2018/05/24 10:44:02 executing program 5: ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000000000)=0x0) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r0, 0x8, &(0x7f0000000040)=""/54) r1 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ptmx\x00', 0x0, 0x0) poll(&(0x7f0000000100)=[{r2}], 0x1, 0xfffffffffffffffa) ftruncate(r2, 0x8) ioctl$TCSETS(r2, 0x40045431, &(0x7f00003b9fdc)) r3 = syz_open_pts(r2, 0x2) dup3(r3, r2, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) ioctl$TCXONC(r2, 0x540a, 0x2) write$binfmt_elf64(r2, &(0x7f0000000180)=ANY=[], 0x0) fcntl$F_GET_RW_HINT(r3, 0x40b, &(0x7f0000000080)) tkill(r1, 0x1000000000016) 2018/05/24 10:44:02 executing program 0: syz_emit_ethernet(0x1, &(0x7f0000000000)=ANY=[@ANYPTR64], 0x0) [ 526.562225] kernel msg: ebtables bug: please report to author: Wrong len argument [ 526.573516] FAULT_INJECTION: forcing a failure. [ 526.573516] name failslab, interval 1, probability 0, space 0, times 0 [ 526.584826] CPU: 1 PID: 1301 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 526.592022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 526.600685] kernel msg: ebtables bug: please report to author: Wrong len argument [ 526.601377] Call Trace: [ 526.601407] dump_stack+0x1b9/0x294 [ 526.601437] ? dump_stack_print_info.cold.2+0x52/0x52 [ 526.620453] should_fail.cold.4+0xa/0x1a [ 526.627051] ? __kmalloc_track_caller+0x14a/0x760 [ 526.631929] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 526.637051] ? device_add+0x3a5/0x16d0 [ 526.640956] ? device_create_groups_vargs+0x1ff/0x270 [ 526.646159] ? device_create_vargs+0x46/0x60 [ 526.650587] ? bdi_register_va.part.10+0xbb/0x9b0 [ 526.655440] ? bdi_register_va+0x68/0x80 [ 526.659519] ? super_setup_bdi_name+0x123/0x220 [ 526.664198] ? fuse_fill_super+0xe6e/0x1e20 [ 526.668531] ? graph_lock+0x170/0x170 [ 526.672351] ? do_mount+0x564/0x3070 [ 526.676074] ? ksys_mount+0x12d/0x140 [ 526.679889] ? __x64_sys_mount+0xbe/0x150 [ 526.684051] ? do_syscall_64+0x1b1/0x800 [ 526.688119] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 526.693496] ? find_held_lock+0x36/0x1c0 [ 526.697568] ? __lock_is_held+0xb5/0x140 [ 526.701649] ? check_same_owner+0x320/0x320 [ 526.705985] ? rcu_note_context_switch+0x710/0x710 [ 526.710924] ? rcu_read_lock_sched_held+0x108/0x120 [ 526.715952] __should_failslab+0x124/0x180 [ 526.720198] should_failslab+0x9/0x14 [ 526.724014] kmem_cache_alloc+0x2af/0x760 [ 526.728171] ? memcpy+0x45/0x50 [ 526.731461] ? kstrdup+0x59/0x70 [ 526.734846] __kernfs_new_node+0xe7/0x580 [ 526.739007] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 526.743780] ? lock_downgrade+0x8e0/0x8e0 [ 526.747954] kernfs_new_node+0x80/0xf0 [ 526.751854] kernfs_create_dir_ns+0x3d/0x140 [ 526.755804] IPVS: ftp: loaded support on port[0] = 21 [ 526.756270] sysfs_create_dir_ns+0xbe/0x1d0 [ 526.756291] kobject_add_internal+0x354/0xac0 [ 526.756312] ? kobj_ns_type_registered+0x60/0x60 [ 526.756330] ? lock_downgrade+0x8e0/0x8e0 [ 526.756349] ? refcount_add_not_zero+0x320/0x320 [ 526.756369] ? kasan_check_read+0x11/0x20 [ 526.756385] kobject_add+0x13a/0x190 [ 526.791909] ? kset_create_and_add+0x190/0x190 [ 526.796510] ? mutex_unlock+0xd/0x10 [ 526.800241] device_add+0x3a5/0x16d0 [ 526.803971] ? device_private_init+0x230/0x230 [ 526.808566] ? kfree+0x1e9/0x260 [ 526.811944] ? kfree_const+0x5e/0x70 [ 526.815673] device_create_groups_vargs+0x1ff/0x270 [ 526.820705] device_create_vargs+0x46/0x60 [ 526.824953] bdi_register_va.part.10+0xbb/0x9b0 [ 526.829630] ? cgwb_kill+0x630/0x630 [ 526.833359] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 526.838899] ? bdi_init+0x416/0x510 [ 526.842535] ? wb_init+0x9e0/0x9e0 [ 526.846092] ? bdi_alloc_node+0x67/0xe0 [ 526.850066] ? bdi_alloc_node+0x67/0xe0 [ 526.854052] ? rcu_read_lock_sched_held+0x108/0x120 [ 526.859077] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 526.864363] ? _raw_spin_unlock+0x22/0x30 [ 526.868526] bdi_register_va+0x68/0x80 [ 526.872431] super_setup_bdi_name+0x123/0x220 [ 526.876935] ? kill_block_super+0x100/0x100 [ 526.881269] ? kmem_cache_alloc_trace+0x616/0x780 [ 526.886130] ? match_wildcard+0x3c0/0x3c0 [ 526.890287] ? trace_hardirqs_on+0xd/0x10 [ 526.894449] fuse_fill_super+0xe6e/0x1e20 [ 526.898621] ? fuse_get_root_inode+0x190/0x190 [ 526.903213] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 526.908238] ? kasan_check_read+0x11/0x20 [ 526.912398] ? cap_capable+0x1f9/0x260 [ 526.916301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 526.921847] ? security_capable+0x99/0xc0 [ 526.926010] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 526.931576] ? ns_capable_common+0x13f/0x170 [ 526.935998] ? get_anon_bdev+0x2f0/0x2f0 [ 526.940065] ? sget+0x113/0x150 [ 526.943356] ? fuse_get_root_inode+0x190/0x190 [ 526.947945] mount_nodev+0x6b/0x110 [ 526.951582] fuse_mount+0x2c/0x40 [ 526.955048] mount_fs+0xae/0x328 [ 526.958433] vfs_kern_mount.part.34+0xd4/0x4d0 [ 526.963028] ? may_umount+0xb0/0xb0 [ 526.966664] ? _raw_read_unlock+0x22/0x30 [ 526.970817] ? __get_fs_type+0x97/0xc0 [ 526.974717] do_mount+0x564/0x3070 [ 526.978268] ? copy_mount_string+0x40/0x40 [ 526.982509] ? rcu_pm_notify+0xc0/0xc0 [ 526.986422] ? copy_mount_options+0x5f/0x380 [ 526.990841] ? rcu_read_lock_sched_held+0x108/0x120 [ 526.995867] ? kmem_cache_alloc_trace+0x616/0x780 [ 527.000732] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 527.006280] ? copy_mount_options+0x285/0x380 [ 527.010789] ksys_mount+0x12d/0x140 [ 527.014428] __x64_sys_mount+0xbe/0x150 [ 527.018410] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 527.023438] do_syscall_64+0x1b1/0x800 [ 527.027335] ? finish_task_switch+0x1ca/0x840 [ 527.031845] ? syscall_return_slowpath+0x5c0/0x5c0 [ 527.036787] ? syscall_return_slowpath+0x30f/0x5c0 [ 527.041732] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 527.047113] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 527.051966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 527.057159] RIP: 0033:0x455a09 2018/05/24 10:44:02 executing program 6: mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x2000008) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) mount(&(0x7f00000001c0)='./file0/file0\x00', &(0x7f0000000200)='./file0/file0\x00', &(0x7f0000000240)='affs\x00', 0x20001, &(0x7f0000000280)="4f47c1876892cebb2d855a8f02f19e03bf602cc44e46593375fdaff038c060a758f019ee6971b385a1cb8e55a3d9270384e8825e443a39ca29ffe5ebb5bde3117a0f4b8a615be5e03c15aca7c065116337e0cd6d57352c76a555c3e128d2b1f3495f6c29c2cc7c6c30103ab9fc78bbe96a789b7586f7badab57377fd0f547189d1b6f93061343d2321cf87e508c006965ad93549c52ae7a8df9714dc33184e290d99a4d9db4e7ff29c22eb6c9e") setxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=@known='trusted.syz\x00', &(0x7f0000000100)='/vmnet0\x00', 0xf, 0x0) getxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000140)=@known='trusted.syz\x00', &(0x7f0000000180)=""/2, 0x2) 2018/05/24 10:44:02 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup(r0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000040)={@ipv4={[], [0xff, 0xff], @rand_addr}, 0x3f}, 0x20) ioctl$EVIOCSABS20(r1, 0x401845e0, &(0x7f0000000000)={0x3, 0xfff, 0x80, 0x5, 0x3, 0x7}) 2018/05/24 10:44:02 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x20f) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000cecffc), 0x4) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000000180)=0x4f, 0x4) r1 = syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"79616d300001178b00", 0x4012}) r2 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffffe) r3 = add_key$keyring(&(0x7f00000001c0)='keyring\x00', &(0x7f0000000200)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0x0) keyctl$reject(0x13, r2, 0x8000, 0xffffffffffffffff, r3) r4 = dup3(r0, r1, 0x0) ioctl$TTUNGETFILTER(r4, 0x801054db, &(0x7f0000000080)=""/112) 2018/05/24 10:44:02 executing program 6: mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x2000008) mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0xffffffffffffffff) mount(&(0x7f00000001c0)='./file0/file0\x00', &(0x7f0000000200)='./file0/file0\x00', &(0x7f0000000240)='affs\x00', 0x20001, &(0x7f0000000280)="4f47c1876892cebb2d855a8f02f19e03bf602cc44e46593375fdaff038c060a758f019ee6971b385a1cb8e55a3d9270384e8825e443a39ca29ffe5ebb5bde3117a0f4b8a615be5e03c15aca7c065116337e0cd6d57352c76a555c3e128d2b1f3495f6c29c2cc7c6c30103ab9fc78bbe96a789b7586f7badab57377fd0f547189d1b6f93061343d2321cf87e508c006965ad93549c52ae7a8df9714dc33184e290d99a4d9db4e7ff29c22eb6c9e") setxattr(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=@known='trusted.syz\x00', &(0x7f0000000100)='/vmnet0\x00', 0xf, 0x0) getxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000140)=@known='trusted.syz\x00', &(0x7f0000000180)=""/2, 0x2) [ 527.060352] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 527.068071] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 527.075349] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 527.082630] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 527.089911] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 527.097189] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 527.104720] kobject_add_internal failed for 0:34 (error: -12 parent: bdi) [ 527.670958] bridge0: port 1(bridge_slave_0) entered blocking state [ 527.677413] bridge0: port 1(bridge_slave_0) entered disabled state [ 527.685688] device bridge_slave_0 entered promiscuous mode [ 527.728919] bridge0: port 2(bridge_slave_1) entered blocking state [ 527.735357] bridge0: port 2(bridge_slave_1) entered disabled state [ 527.742647] device bridge_slave_1 entered promiscuous mode [ 527.785343] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 527.821411] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 527.901252] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 527.931611] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 528.040615] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 528.047773] team0: Port device team_slave_0 added [ 528.074051] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 528.081801] team0: Port device team_slave_1 added [ 528.108364] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 528.137714] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 528.167646] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 528.196042] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 528.435400] bridge0: port 2(bridge_slave_1) entered blocking state [ 528.441797] bridge0: port 2(bridge_slave_1) entered forwarding state [ 528.448465] bridge0: port 1(bridge_slave_0) entered blocking state [ 528.455000] bridge0: port 1(bridge_slave_0) entered forwarding state [ 528.462519] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 529.269144] 8021q: adding VLAN 0 to HW filter on device bond0 [ 529.287039] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 529.362262] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 529.444658] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 529.450846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 529.458593] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 529.537815] 8021q: adding VLAN 0 to HW filter on device team0 2018/05/24 10:44:05 executing program 1: r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000300)={'vcan0\x00', 0x0}) connect$can_bcm(r0, &(0x7f0000000100)={0x1d, r1}, 0x10) sendmsg$can_bcm(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x1d}, 0xfffffd7c, &(0x7f0000000040)={&(0x7f0000000280)={0x1, 0x10, 0x0, {0x77359400}, {0x0, 0x2710}, {0x0, 0x4}, 0x6, @can={{}, 0x0, 0x0, 0x0, 0x0, "5e401380a30678fe"}}, 0x48}, 0x1}, 0x0) r2 = openat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0x101, 0x100) getsockopt$bt_BT_SNDMTU(r2, 0x112, 0xc, &(0x7f00000000c0), &(0x7f0000000180)=0x2) 2018/05/24 10:44:05 executing program 2: r0 = memfd_create(&(0x7f0000000580)='dev ', 0x3) write(r0, &(0x7f0000000040)="16", 0x1) open_by_handle_at(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="3400000006000000c754b017d3460951e59a7ea7561b6d2245a4810c831e432fc01b737e0d3e4c1b17b62e95b0df03a3420a3e646c5a6ceea9f28c5ee15efe60baa647bdf40111aa957f80bfae02a46f469e2edf9472bac073c7d2dc51a97c4ae264411c55faa058bcc789e1f1305c43a246f32620780f4fe62dd5c8f372e0a1e2f95114f1b66c02cd9608198c18829a432b535e73155c2c3041d64151c3f1011040ddd7d99c41c70319979eaa3b49cdce84c465a69fba0017d26fd908ce42d67b6eabb5ec6414653c854f4fd63be247911f0a5a0437c1a3747baa7bb44ba211c6d53134dd"], 0x101000) sendfile(r0, r0, &(0x7f0000001000), 0xffff) fcntl$addseals(r0, 0x409, 0x8) fallocate(r0, 0x0, 0x0, 0x7f) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)=0x0) fcntl$lock(r0, 0x7, &(0x7f0000000080)={0x0, 0x3, 0xbb, 0x0, r1}) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(r0, 0x40505331, &(0x7f0000000100)={{0x1, 0xffffffff}, {0x800, 0x2}, 0x523c0ddc, 0x1, 0x5}) write(r0, &(0x7f0000000080), 0x0) 2018/05/24 10:44:05 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") dup2(r0, r0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x8, &(0x7f0000000040)=0x1, 0xfd) r2 = dup2(r1, r1) getsockopt$inet6_tcp_int(r2, 0x6, 0x8, &(0x7f0000000100), &(0x7f0000000140)=0x4) 2018/05/24 10:44:05 executing program 0: setsockopt$IP_VS_SO_SET_STARTDAEMON(0xffffffffffffffff, 0x0, 0x48b, &(0x7f0000000000)={0x1, 'syz_tun\x00'}, 0x18) add_key(&(0x7f0000000080)='ceph\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a}, &(0x7f0000000000), 0x1fe, 0xffffffffffffffff) r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000000c0)='memory.stat\x00', 0x0, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000100)) 2018/05/24 10:44:05 executing program 7: io_setup(0x3, &(0x7f00000001c0)=0x0) r1 = perf_event_open(&(0x7f0000000280)={0x2, 0x70, 0x400, 0x4, 0x2, 0xfffffffffffffff8, 0x0, 0x3, 0x20, 0xf, 0x10001, 0x6, 0x9, 0x8, 0xfffffffffffffff9, 0x80000001, 0x8, 0xff, 0x8, 0x5, 0x4, 0x10000, 0x1, 0x27, 0x4, 0x1, 0x4, 0x1, 0x0, 0x8, 0x6, 0x9da, 0x5, 0x2, 0x80000001, 0x2, 0xad3, 0x0, 0x0, 0xab, 0x7, @perf_bp={&(0x7f0000000200), 0x8}, 0x1800, 0x9, 0xf5, 0x2, 0xdab2, 0x81, 0x3}, 0x0, 0x0, 0xffffffffffffff9c, 0x1) r2 = syz_open_dev$usbmon(&(0x7f00000003c0)='/dev/usbmon#\x00', 0x43, 0x80) io_cancel(r0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x77, r1, &(0x7f0000000300)="306500ac0cdce8601d38c9fa3f99a7d270f87013ce54b6144984b4a65adb72aa0bcfd923d8c4b1595d74b0df894f456c86eb50486711e599f189b62dd5cc69c9614c418caea94fe35943264f8617302b98384f0fec0110a61b6b93d26407262f10b7891f1543ba346ddf40508e7a32f3a8448382c92b144a19a8eba19ffd2f39a2696998f604cda6bbcb021df3988395b6299be6b3a7b9fd5fb611918720dc657bba013360261dc98eeb860a29ec0fd1d13fe96340471b", 0xb7, 0x5, 0x0, 0x1, r2}, &(0x7f0000000440)) r3 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r3, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) r4 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000100)='/dev/uinput\x00', 0x20200, 0x0) epoll_ctl$EPOLL_CTL_MOD(r4, 0x3, r3, &(0x7f0000000480)={0x60000016}) bind$ax25(r4, &(0x7f0000000140)={0x3, {"8122a0114cc17e"}, 0x81}, 0x10) r5 = socket(0xa, 0x1, 0x0) ioctl(r5, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") connect$inet(r3, &(0x7f00000000c0)={0x2}, 0x10) fchmodat(r4, &(0x7f0000000180)='./file0\x00', 0x80) getsockopt$inet_sctp6_SCTP_INITMSG(0xffffffffffffffff, 0x84, 0x2, &(0x7f0000000040), &(0x7f0000000080)=0x8) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000000)=[{}, {}, {}, {}], 0x200000000000014b) 2018/05/24 10:44:05 executing program 3 (fault-call:6 fault-nth:50): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:05 executing program 6: r0 = openat$md(0xffffffffffffff9c, &(0x7f0000000000)='/dev/md0\x00', 0x0, 0x0) ioctl$BLKROGET(r0, 0x125e, &(0x7f0000000040)) r1 = creat(&(0x7f0000000080)='./file0\x00', 0x1) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(r1, 0xc0a85322, &(0x7f00000000c0)) ioctl$BLKPG(r0, 0x40480923, &(0x7f00000001c0)={0xcb, 0x0, 0x0, &(0x7f0000000040)}) 2018/05/24 10:44:05 executing program 5: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vsock\x00', 0x82, 0x0) ioctl$DRM_IOCTL_SET_UNIQUE(r0, 0x40106410, &(0x7f0000000180)={0xcb, &(0x7f0000000080)="570ae4fd0350b6ee22e093db5ef709fd0bc696b12ffb02bbdb052e96feddf9a23c321d5e0691b683c86c8caa777e05c3ce321c64969ae84f18af5a37676080209be142c61fdb97f2cbf843e8f335b25bced910f41b5bdda5a8e388c95fe71f426e3f63a77b9cdd4f9e38ab4eb5fe2e0f4f6b277f7edf6d13ca6c3024e24d3349f9381efc3b1ca90d990b8d451d53c572ff1b90173a44e16878ec7d8639dc55f892f0ce6ede4a070a3ac462898542cdeec2c3d008b27492cfd23130895fef010d2ae8fdb26876593978272e"}) r1 = syz_open_dev$usbmon(&(0x7f0000000400)='/dev/usbmon#\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000001600)=ANY=[@ANYBLOB="240eb55b9dce62c43e6c200913e8b560f101d34a77de917e63d25e9105815d64df6e487c92e9112671d10f52d8de22ff338efd35e4bc34eff8964e258be0685b8c473dac54fb564da20ebdc26cf9f7deb74f07c908e0d892e84440a046c00652a2a8bcbc8edce61649e55aacc5260116ecaae46f5a6c964bcaa12f3c2019b41439dac4c812263c7b57c9c4af519ab08493e3bb06c425ae0b45dfb61bacd30a7513e39110b353e33d8951d938edd26abc8484d0d84a99d782d4fe028f7e135a3075daa8cc7d5f62d58d03", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000000200)=0x24) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000240)=@assoc_value={r2, 0x13c}, 0x8) setsockopt$SO_RDS_TRANSPORT(r1, 0x114, 0x8, &(0x7f0000000000), 0x4) mmap$binder(&(0x7f0000ff7000/0x9000)=nil, 0x9000, 0x4, 0x8012, r1, 0x0) mremap(&(0x7f0000ff7000/0x4000)=nil, 0x4000, 0x4000, 0x3, &(0x7f0000ffc000/0x4000)=nil) sendmsg$rds(r0, &(0x7f00000015c0)={&(0x7f0000000280)={0x2, 0x4e22, @broadcast=0xffffffff}, 0x10, &(0x7f0000001540)=[{&(0x7f0000000440)=""/4096, 0x1000}, {&(0x7f00000002c0)=""/108, 0x6c}, {&(0x7f0000000340)=""/132, 0x84}, {&(0x7f0000001440)=""/169, 0xa9}, {&(0x7f0000001500)=""/33, 0x21}], 0x5, 0x0, 0x0, 0x4}, 0x4000880) [ 530.091283] Unknown ioctl 1074816016 2018/05/24 10:44:06 executing program 1: time(&(0x7f0000000140)) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000080)=@assoc_value={0x0, 0x1bc}, 0x8) r1 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x7, 0x100) clock_gettime(0x0, &(0x7f0000000100)={0x0, 0x0}) getcwd(&(0x7f0000000380)=""/4096, 0x1000) write$sndseq(r1, &(0x7f00000002c0)=[{0x4, 0x7, 0x15, 0x1000, @tick=0x8, {0x8000, 0x2c2}, {0x800, 0x80000001}, @control={0x68, 0x3, 0x4}}, {0x7fffffff, 0x2, 0x3, 0x5, @time={r2, r3+10000000}, {0x1, 0x4}, {0x5, 0x1}, @raw8={"021db53d59a2c136e561f2c3"}}, {0x4, 0x320f, 0x6, 0xfffffffffffffffd, @tick=0x9, {0xb9, 0x7}, {0x5, 0x1}, @connect={{0x8, 0x4}, {0x2, 0xfffffffffffffbff}}}, {0x7, 0x7ff, 0x20000, 0xffffffff, @time={0x77359400}, {0xa83, 0x8}, {0x3}, @ext={0xbb, &(0x7f0000000200)="c9ab486b61706433c533d9b455dcb9816aa37cb308b620d1ff873f2154d1c644814a2caec4c9eab40284fc67f3cf7a14b712be4050214fa2bb31394dd6f26dab79411788f14c683577cfacc27d2f934402fa9a6653369ef13b5080d12c4aed152797ba69a0195e00b275b1beffa69501b713971757618ecd478677a4a0de7a99b1bab8b3ec59f1f9c64544c49b34309eccc19e337ddf83589515af0de0322a61e9abe7cbe0557e701d072ac882ed87d8973eb4a30e79f834314dcf"}}], 0xc0) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_id=0x0, &(0x7f0000000040)=0x4) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f00000001c0)={r4}, 0x8) ioctl$DRM_IOCTL_RM_MAP(r1, 0x4028641b, &(0x7f0000000180)={&(0x7f0000ffb000/0x3000)=nil, 0x9, 0x5, 0x12, &(0x7f0000ffe000/0x2000)=nil, 0x40}) [ 530.111575] FAULT_INJECTION: forcing a failure. [ 530.111575] name failslab, interval 1, probability 0, space 0, times 0 [ 530.111872] Unknown ioctl 1074816016 [ 530.123159] CPU: 0 PID: 1626 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 530.134046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 530.143419] Call Trace: [ 530.146055] dump_stack+0x1b9/0x294 [ 530.149722] ? dump_stack_print_info.cold.2+0x52/0x52 [ 530.154944] ? __lock_acquire+0x7f5/0x5140 2018/05/24 10:44:06 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000000140)=ANY=[@ANYBLOB="067fe1986446e3837f4600000020000001010000ed44622d334c267465e1969c13b9f32a1bbe42684240e4415ef953c47fb26e778e8f1754ec3695518a54dadd97f0b2f5b11c6b958ee87e9dc71f0386b8a10a37be37a67e8dc13713d05e028ce6b6e06d5f4e35a13162896634fe2bdbcc1ea4594460723ef1163361fe86fb1f4eafdfdc53bac6f577ef72408625a400200000000000000000001928d683553747b3f7fbf5d0a5"]) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x1000000, 0x0) ioctl$sock_inet6_tcp_SIOCATMARK(r3, 0x8905, &(0x7f0000000040)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x1, 0x0, &(0x7f0000000000), 0x1000000000000040) fstatfs(r2, &(0x7f0000000580)=""/4096) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000001000/0x2000)=nil}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000300)={0x800000000000000, 0x9, 0x7, 0x7fffffff, 0x6, [{0xa3a3, 0x10001, 0x2, 0x0, 0x0, 0x108}, {0x2, 0xffffffffffffffff, 0x1ff, 0x0, 0x0, 0x8}, {0x4, 0x101, 0xcee, 0x0, 0x0, 0x1c80}, {0x6, 0x200, 0xbe3, 0x0, 0x0, 0x209}, {0x8, 0x1f, 0x6, 0x0, 0x0, 0x2000}, {0x6, 0x0, 0x7ff, 0x0, 0x0, 0xd04}]}) 2018/05/24 10:44:06 executing program 5: r0 = syz_open_dev$tun(&(0x7f00000001c0)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"79616d300001178b00", 0x80401a}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x1, 0x31, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETLE(r0, 0x400454dc, &(0x7f0000000040)) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x8000, 0x0) sendmsg$rds(r1, &(0x7f0000000880)={&(0x7f0000000080)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10, &(0x7f0000000180)=[{&(0x7f0000000200)=""/228, 0xe4}, {&(0x7f0000000100)=""/123, 0x7b}], 0x2, &(0x7f0000000740)=[@rdma_args={0x48, 0x114, 0x1, {{0x80, 0x9}, {&(0x7f0000000300)=""/42, 0x2a}, &(0x7f0000000540)=[{&(0x7f0000000340)=""/187, 0xbb}, {&(0x7f0000000400)=""/1, 0x1}, {&(0x7f0000000440)=""/110, 0x6e}, {&(0x7f00000004c0)=""/53, 0x35}, {&(0x7f0000000500)=""/6, 0x6}], 0x5, 0x0, 0x9}}, @cswp={0x58, 0x114, 0x7, {{0xc5, 0x5}, &(0x7f00000005c0)=0x3, &(0x7f0000000600)=0xb3c, 0x0, 0x9, 0x5, 0xffff, 0x4, 0x6}}, @mask_cswp={0x58, 0x114, 0x9, {{0x80000000, 0xe2}, &(0x7f0000000640)=0xda92, &(0x7f0000000680)=0x8, 0x6, 0x101, 0x9, 0x10001, 0x0, 0x5}}, @zcopy_cookie={0x18, 0x114, 0xc, 0x1ff}, @rdma_map={0x30, 0x114, 0x3, {{&(0x7f00000006c0)=""/55, 0x37}, &(0x7f0000000700), 0x8}}], 0x140}, 0x4004000) [ 530.159223] should_fail.cold.4+0xa/0x1a [ 530.163319] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 530.168465] ? graph_lock+0x170/0x170 [ 530.172298] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 530.177435] ? kasan_check_write+0x14/0x20 [ 530.181703] ? find_held_lock+0x36/0x1c0 [ 530.185806] ? __lock_is_held+0xb5/0x140 [ 530.189919] ? check_same_owner+0x320/0x320 [ 530.194272] ? rcu_note_context_switch+0x710/0x710 [ 530.199236] __should_failslab+0x124/0x180 [ 530.203499] should_failslab+0x9/0x14 [ 530.207329] kmem_cache_alloc+0x2af/0x760 [ 530.211505] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 530.217070] ? graph_lock+0x170/0x170 [ 530.220905] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 530.225952] __kernfs_new_node+0xe7/0x580 [ 530.230125] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 530.234911] ? find_held_lock+0x36/0x1c0 [ 530.239017] ? lock_downgrade+0x8e0/0x8e0 [ 530.243194] kernfs_new_node+0x80/0xf0 [ 530.247105] __kernfs_create_file+0x4d/0x330 [ 530.251539] sysfs_add_file_mode_ns+0x21a/0x560 [ 530.256240] sysfs_create_file_ns+0x8b/0xb0 [ 530.260585] device_create_file+0xf4/0x1e0 [ 530.264838] ? acpi_bind_one+0x8f0/0x8f0 [ 530.268923] device_add+0x3ec/0x16d0 [ 530.272665] ? device_private_init+0x230/0x230 [ 530.277268] ? kfree+0x1e9/0x260 [ 530.280656] ? kfree_const+0x5e/0x70 [ 530.284397] device_create_groups_vargs+0x1ff/0x270 [ 530.289443] device_create_vargs+0x46/0x60 [ 530.293704] bdi_register_va.part.10+0xbb/0x9b0 [ 530.298398] ? cgwb_kill+0x630/0x630 [ 530.302138] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 530.307690] ? bdi_init+0x416/0x510 [ 530.311332] ? wb_init+0x9e0/0x9e0 [ 530.314894] ? bdi_alloc_node+0x67/0xe0 [ 530.318883] ? bdi_alloc_node+0x67/0xe0 [ 530.322880] ? rcu_read_lock_sched_held+0x108/0x120 [ 530.327924] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 530.333225] ? _raw_spin_unlock+0x22/0x30 [ 530.337399] bdi_register_va+0x68/0x80 [ 530.341314] super_setup_bdi_name+0x123/0x220 [ 530.345830] ? kill_block_super+0x100/0x100 [ 530.350176] ? kmem_cache_alloc_trace+0x616/0x780 [ 530.355038] ? match_wildcard+0x3c0/0x3c0 [ 530.359205] ? trace_hardirqs_on+0xd/0x10 [ 530.363386] fuse_fill_super+0xe6e/0x1e20 [ 530.367564] ? fuse_get_root_inode+0x190/0x190 [ 530.372167] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 530.377208] ? kasan_check_read+0x11/0x20 [ 530.381381] ? cap_capable+0x1f9/0x260 [ 530.385299] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 530.390852] ? security_capable+0x99/0xc0 [ 530.395025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 530.400579] ? ns_capable_common+0x13f/0x170 [ 530.405011] ? get_anon_bdev+0x2f0/0x2f0 [ 530.409086] ? sget+0x113/0x150 [ 530.412386] ? fuse_get_root_inode+0x190/0x190 [ 530.416989] mount_nodev+0x6b/0x110 [ 530.420640] fuse_mount+0x2c/0x40 [ 530.424112] mount_fs+0xae/0x328 [ 530.427503] vfs_kern_mount.part.34+0xd4/0x4d0 [ 530.432110] ? may_umount+0xb0/0xb0 [ 530.435748] ? _raw_read_unlock+0x22/0x30 [ 530.439918] ? __get_fs_type+0x97/0xc0 [ 530.443834] do_mount+0x564/0x3070 [ 530.447403] ? copy_mount_string+0x40/0x40 [ 530.451652] ? rcu_pm_notify+0xc0/0xc0 [ 530.455573] ? copy_mount_options+0x5f/0x380 [ 530.459997] ? rcu_read_lock_sched_held+0x108/0x120 [ 530.465028] ? kmem_cache_alloc_trace+0x616/0x780 [ 530.469892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 530.475449] ? _copy_from_user+0xdf/0x150 [ 530.479624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 530.485188] ? copy_mount_options+0x285/0x380 [ 530.489709] ksys_mount+0x12d/0x140 [ 530.493354] __x64_sys_mount+0xbe/0x150 [ 530.497340] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 530.502378] do_syscall_64+0x1b1/0x800 [ 530.506281] ? finish_task_switch+0x1ca/0x840 [ 530.510800] ? syscall_return_slowpath+0x5c0/0x5c0 [ 530.515761] ? syscall_return_slowpath+0x30f/0x5c0 [ 530.520715] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 530.526106] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 530.530976] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 530.536609] RIP: 0033:0x455a09 [ 530.539842] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 530.547572] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 530.554858] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:44:06 executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) recvmsg(0xffffffffffffff9c, &(0x7f00000014c0)={&(0x7f0000000000)=@can={0x0, 0x0}, 0x80, &(0x7f0000000140)=[{&(0x7f0000000200)=""/4096, 0x1000}, {&(0x7f0000000080)=""/87, 0x57}, {&(0x7f0000001200)=""/238, 0xee}, {&(0x7f0000000100)=""/31, 0x1f}, {&(0x7f0000001300)=""/187, 0xbb}], 0x5, &(0x7f00000013c0)=""/252, 0xfc, 0x7f}, 0x121) setsockopt$inet6_mreq(r0, 0x29, 0x1c, &(0x7f0000001500)={@empty, r1}, 0x14) r2 = socket(0x10, 0x800, 0x3f) r3 = syz_genetlink_get_family_id$team(&(0x7f0000001580)='team\x00') getsockname$packet(r2, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000001600)=0x14) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x24, &(0x7f0000001640)={@dev, @local, 0x0}, &(0x7f0000001680)=0xc) getsockname$packet(r2, &(0x7f00000016c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000001700)=0x14) getsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000003080)={0x0, 0x2}, &(0x7f00000030c0)=0x8) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000003100)=@sack_info={0x0, 0xcd, 0x6}, &(0x7f0000003140)=0xc) sendmmsg$inet_sctp(r2, &(0x7f0000003280)=[{&(0x7f0000001b80)=@in6={0xa, 0x4e22, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x4}, 0x1c, &(0x7f0000003000)=[{&(0x7f0000001bc0)="e07864a6dd73359e8370e2d50e1c459595fa950d2261009a87468b0974e4e752c9fbea25ee1e8431963eb76002320b1c77fe503f0ca5d5f41bbcbb80904d67ef943338e49d71cce9aedbb0a8949f032199a9cdf858724c637254cde806dd34893f96a0c16ebebf85025d6cb204b3c9452b3321be786a7bea9c7ed2b6aa1e44ed618aba6c6652ee13cf76fc502254aafe7b1d7fac78b8913d4fc6f69136b0d2e0e46c219b6cc3ef7cb3aa5f0b75cfcc329ea10c6ad16cc83a1923bd288373a757b6ff0b3841b50d13db6780d37c9143d398d01334166e51d42acc0ffc", 0xdc}, {&(0x7f0000001cc0)}, {&(0x7f0000001d00)="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", 0x1000}, {&(0x7f0000002d00)="ee903991faad55c5ef5d592f4f248e5a2cea62fa0347ecf9bb46f55c5491fb3083db8b4bd23cd55e29d02fdf7f16d77642c53096325d7fe68712c24bdc66b0a7ec2aa226a6ef51297cf47d9933744af54d6d3720a51eed6f7442a353463b8ed75868e548723262417e2fb77498f8b643b03227d073e63ff003fbdf798bfe651f0fb270878232031932800f84698fefecd31622a806246dd943cb5d5b964120be336a237c55c1bfd1610c3db5b7c6c2d73d170d9ac6c0", 0xb6}, {&(0x7f0000002dc0)="a57ceaa79904", 0x6}, {&(0x7f0000002e00)="e0530e323aa2a63ad7b72fd979565f7f595c6acfb30159742826ab58984ab9bb4d2ff007bfa5c6bd7354ea82dff7b33277f16b365ba4f4e17b942b3b9bcc4c5b069aa1f02fe4dc0c1a3bd418a0474918545a2965e3ad1e6157b67d93f2b2e03ae5b7bc7bda0e3b04b7b8bba20cad943f5f097b4aaafbde7e688dd0806e78d87a5881d129c04fab54e25552de1deb0de67e76f5859d2fa32f1155ca8449100ebfc92733068eea18c6a17e630e2f717281a6d713e5c854b84c36b4042f9595c9e3e29e4ddf21e42b8c32d1", 0xca}, {&(0x7f0000002f00)="8e44984b9b7b618208d57a8caf7546c2b0f55d273fe9af06857c9f4e1c2459af3846026c01cd750168456f8fa11809b3dd37affb87d0179ee382d02f9ddfcec85f0aac08b774bc8f4c142492dce8ed02359afc5dbf6b899c7e8f18e1dc6333f9aeb48a4bd5309b4c29e9afc5604a0d7bea1c81985b2316d692bb2b08ff4c6ea785282907ce811174111fa044dbcad44fa38cc5d8c762292cc48fb4311b18346da5f11a85c4576fab7810d192da4ef31bdd77175e58b8ddef69584bb01b320743f53dc36e11610dc7f35238c059e78dbe70e7a1fb77b707f033f3f4928c6b851aa9d86b3ba92b22364d7be3d30c97dab89f2ba2", 0xf3}], 0x7, &(0x7f0000003180)=[@dstaddrv6={0x20, 0x84, 0x8, @remote={0xfe, 0x80, [], 0xbb}}, @sndinfo={0x20, 0x84, 0x2, {0x1f, 0x0, 0x9, 0x100, r7}}, @dstaddrv6={0x20, 0x84, 0x8, @loopback={0x0, 0x1}}, @prinfo={0x18, 0x84, 0x5, {0x30, 0x4}}, @dstaddrv6={0x20, 0x84, 0x8}, @dstaddrv4={0x18, 0x84, 0x7, @remote={0xac, 0x14, 0x14, 0xbb}}, @sndinfo={0x20, 0x84, 0x2, {0x4, 0x200, 0x1, 0x8, r8}}], 0xd0}], 0x1, 0x2004c001) sendmsg$TEAM_CMD_OPTIONS_SET(r2, &(0x7f0000001b40)={&(0x7f0000001540)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000001b00)={&(0x7f0000001740)={0x3ac, r3, 0x621, 0x70bd2b, 0x25dfdbfd, {0x1}, [{{0x8, 0x1, r4}, {0x40, 0x2, [{0x3c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0xc, 0x4, [{0x100000000, 0x3, 0xbc8, 0x1000000000000000}]}}}]}}, {{0x8, 0x1, r5}, {0x180, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r1}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8, 0x3, 0x6}, {0x4, 0x4}}, {0x8, 0x6, r1}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0xfffffffffffffff8}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x14539f7b}}, {0x8, 0x6, r1}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x5}}}, {0x54, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x24, 0x4, [{0x1, 0x2809c051, 0xffffffff, 0x7}, {0x7, 0x1, 0x2, 0x7}, {0x20, 0xfffffffffffffff8, 0x7f}, {0x3, 0x2, 0x6, 0x1}]}}}]}}, {{0x8, 0x1, r6}, {0x1c0, 0x2, [{0x84, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x54, 0x4, [{0x6, 0xfff, 0x3, 0x1}, {0x100000001, 0x9, 0x8, 0xffffffff}, {0xff, 0x3ff, 0x0, 0x6}, {0x1, 0x1000, 0x0, 0xc7c}, {0x7, 0x1f, 0x1, 0x8e}, {0x1, 0x9, 0x101, 0x4}, {0x7, 0x8, 0x101, 0x5}, {0xfffffffffffffffe, 0x100000001, 0x5}, {0x711, 0x7, 0x1f, 0x1000}, {0x800, 0xf, 0x10001, 0x401}]}}}, {0x4c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x1c, 0x4, [{0x3, 0xffffffffffffff7d, 0xe000, 0x1576}, {0x9, 0xae7}, {0xffffffffffffff7f, 0x8, 0x8, 0x6}]}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x7}}}, {0x44, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8, 0x3, 0xb}, {0x14, 0x4, [{0xe00000000, 0xfffffffeffffffff, 0x1, 0xfffffffffffffffd}, {0xfff, 0x7, 0x3, 0x9}]}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4, 0x100000001}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8, 0x3, 0x3}, {0x8, 0x4}}}]}}]}, 0x3ac}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000010) sendmsg$nl_route_sched(r2, &(0x7f0000003380)={&(0x7f0000001cc0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000003340)={&(0x7f00000032c0)=@deltaction={0x50, 0x31, 0x300, 0x70bd2d, 0x25dfdbfe, {0x0, 0xfff, 0xa703}, [@TCA_ACT_TAB={0x24, 0x1, [{0x10, 0x12, @TCA_ACT_INDEX={0x8, 0x3, 0x7}}, {0x10, 0x1e, @TCA_ACT_INDEX={0x8, 0x3, 0x2}}]}, @TCA_ACT_TAB={0x18, 0x1, [{0x14, 0x13, @TCA_ACT_KIND={0xc, 0x1, 'pedit\x00'}}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x15) getsockopt(r2, 0x200000004000000, 0x8, &(0x7f00003dd000)=""/13, &(0x7f00000001c0)=0xffffffcc) [ 530.562145] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 530.569428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 530.576715] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:06 executing program 3 (fault-call:6 fault-nth:51): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) [ 530.616351] md: superblock version 203 not known [ 530.621262] md: couldn't set array info. -22 2018/05/24 10:44:06 executing program 6: getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f00001be000)=@assoc_value={0x0}, &(0x7f00002bdffc)=0x8) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mprotect(&(0x7f00002bd000/0x1000)=nil, 0x1000, 0x1) r1 = socket$inet6_dccp(0xa, 0x6, 0x0) getsockopt(r1, 0x10d, 0xc, &(0x7f0000a7d000), &(0x7f00002bdffc)) r2 = memfd_create(&(0x7f0000000040)='\x00', 0x3) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000080)=ANY=[@ANYRES32=r0, @ANYBLOB="080005605e020000ff00120bfeff"], &(0x7f00000000c0)=0x12) [ 530.664197] md: superblock version 203 not known [ 530.669114] md: couldn't set array info. -22 2018/05/24 10:44:06 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00009e3ff6)='/dev/ptmx\x00', 0x4, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00005befdc)) r1 = syz_open_pts(r0, 0x20201) fcntl$setstatus(r1, 0x4, 0x2800) ioctl$TCXONC(r1, 0x540a, 0x0) write(r1, &(0x7f0000fd6000)='z', 0x1) perf_event_open(&(0x7f00004e7000)={0x2, 0x78, 0xdf}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000698000)=0x3) dup3(r1, r0, 0x0) [ 530.846511] sctp: [Deprecated]: syz-executor1 (pid 1653) Use of int in maxseg socket option. [ 530.846511] Use struct sctp_assoc_value instead [ 530.946684] FAULT_INJECTION: forcing a failure. [ 530.946684] name failslab, interval 1, probability 0, space 0, times 0 [ 530.951613] sctp: [Deprecated]: syz-executor1 (pid 1653) Use of int in maxseg socket option. [ 530.951613] Use struct sctp_assoc_value instead [ 530.958119] CPU: 0 PID: 1663 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 530.978335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 530.987711] Call Trace: [ 530.990338] dump_stack+0x1b9/0x294 [ 530.993998] ? dump_stack_print_info.cold.2+0x52/0x52 [ 530.999230] should_fail.cold.4+0xa/0x1a [ 531.003316] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 531.008465] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 531.013591] ? graph_lock+0x170/0x170 [ 531.017403] ? perf_tp_event+0xc30/0xc30 [ 531.021490] ? find_held_lock+0x36/0x1c0 [ 531.025565] ? __lock_is_held+0xb5/0x140 [ 531.029633] ? check_same_owner+0x320/0x320 [ 531.033953] ? graph_lock+0x170/0x170 [ 531.037765] ? rcu_note_context_switch+0x710/0x710 [ 531.042727] ? kasan_check_write+0x14/0x20 [ 531.046974] __should_failslab+0x124/0x180 [ 531.051738] should_failslab+0x9/0x14 [ 531.055535] kmem_cache_alloc+0x2af/0x760 [ 531.059687] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 531.064734] __kernfs_new_node+0xe7/0x580 [ 531.068911] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 531.073695] ? lock_downgrade+0x8e0/0x8e0 [ 531.077865] ? kasan_check_read+0x11/0x20 [ 531.082014] ? do_raw_spin_unlock+0x9e/0x2e0 [ 531.086423] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 531.091028] kernfs_new_node+0x80/0xf0 [ 531.094952] kernfs_create_link+0x33/0x180 [ 531.099214] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 531.104517] sysfs_create_link+0x65/0xc0 [ 531.108598] device_add+0x481/0x16d0 [ 531.112343] ? device_private_init+0x230/0x230 [ 531.116941] ? kfree+0x1e9/0x260 [ 531.120330] ? kfree_const+0x5e/0x70 [ 531.124070] device_create_groups_vargs+0x1ff/0x270 [ 531.129097] device_create_vargs+0x46/0x60 [ 531.133330] bdi_register_va.part.10+0xbb/0x9b0 [ 531.137993] ? cgwb_kill+0x630/0x630 [ 531.141724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 531.147274] ? bdi_init+0x416/0x510 [ 531.150903] ? wb_init+0x9e0/0x9e0 [ 531.154444] ? bdi_alloc_node+0x67/0xe0 [ 531.158429] ? bdi_alloc_node+0x67/0xe0 [ 531.162413] ? rcu_read_lock_sched_held+0x108/0x120 [ 531.167430] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 531.172711] ? _raw_spin_unlock+0x22/0x30 [ 531.176870] bdi_register_va+0x68/0x80 [ 531.180765] super_setup_bdi_name+0x123/0x220 [ 531.185258] ? kill_block_super+0x100/0x100 [ 531.189591] ? kmem_cache_alloc_trace+0x616/0x780 [ 531.194443] ? match_wildcard+0x3c0/0x3c0 [ 531.198597] ? trace_hardirqs_on+0xd/0x10 [ 531.202767] fuse_fill_super+0xe6e/0x1e20 [ 531.206928] ? fuse_get_root_inode+0x190/0x190 [ 531.211519] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 531.216550] ? kasan_check_read+0x11/0x20 [ 531.220694] ? cap_capable+0x1f9/0x260 [ 531.224588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 531.230119] ? security_capable+0x99/0xc0 [ 531.234264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 531.239797] ? ns_capable_common+0x13f/0x170 [ 531.244201] ? get_anon_bdev+0x2f0/0x2f0 [ 531.248254] ? sget+0x113/0x150 [ 531.251537] ? fuse_get_root_inode+0x190/0x190 [ 531.256135] mount_nodev+0x6b/0x110 [ 531.259784] fuse_mount+0x2c/0x40 [ 531.263251] mount_fs+0xae/0x328 [ 531.266632] vfs_kern_mount.part.34+0xd4/0x4d0 [ 531.271221] ? may_umount+0xb0/0xb0 [ 531.274839] ? _raw_read_unlock+0x22/0x30 [ 531.278978] ? __get_fs_type+0x97/0xc0 [ 531.282879] do_mount+0x564/0x3070 [ 531.286428] ? copy_mount_string+0x40/0x40 [ 531.290675] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 531.295449] ? retint_kernel+0x10/0x10 [ 531.299337] ? copy_mount_options+0x1a1/0x380 [ 531.303826] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 531.308665] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 531.314201] ? copy_mount_options+0x285/0x380 [ 531.318723] ksys_mount+0x12d/0x140 [ 531.322357] __x64_sys_mount+0xbe/0x150 [ 531.326333] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 531.331358] do_syscall_64+0x1b1/0x800 [ 531.335251] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 531.340100] ? syscall_return_slowpath+0x5c0/0x5c0 [ 531.345038] ? syscall_return_slowpath+0x30f/0x5c0 [ 531.350003] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 531.355369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 531.360494] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 531.365683] RIP: 0033:0x455a09 [ 531.368875] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 531.376597] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 531.383871] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 531.391144] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 531.398405] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 531.405664] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:07 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0x5, 0x10000) getpeername$llc(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x10) r1 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r1, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000040)={0x2, 0x6, 0x0, 0x0, 0x2}, 0x10}, 0x1}, 0x0) 2018/05/24 10:44:07 executing program 7: socket$nl_crypto(0x10, 0x3, 0x15) r0 = socket(0x10, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000040)="c626262c8523bf012cf66f") r1 = syz_open_procfs(0x0, &(0x7f0000001100)="2f65786500000000040409004bddd9be0f798058439ed554fa07424af8ece9cc90b6fb0f5660a3dee901d2da75af1f0200f5ab26d7a071fb35331ce39c5a9b8ed4adf67c9962902c20f28834e41d23f26ec0293063ee6167f23bf1d47192e7975a129f8368a9a5f436d587e6248f036be2557818e8808ef63b5f82d467ed78d569257ccd11f04e727ddb75941bc29f77b9b9a2097e1627d24c714a6bec59cd4c23b75ac76a777f2b7d00000000000000000000000000000000f25fb8213b1aa257676cf647da3bf51895fe1b89310f5864e60ac4d13bca829714fac2d2c4bf23388ea3ec41fd540acb60eceb686d374005d5b86fee955a04fbd0515b41ee2ccb03ddbf6b4143e1f00aa00eb8d188d1ba7d2610f10533beefa9adfcfb2704f8876cd391f1600965ea0cd81ab716e959536b76e31a20feb1b27fb1dec3368d1e8b1f3b020f1db044be8506502d92652a51a2bd74b50fd2c17593332a9c5baab1913ed123a3d26f1f2d27ad86d196a199f289f07986b19a63b729084a6604f0923cbcead8273f166ca354d67718c2911a8f699006624eb60c711c85fd6775b3c7ce088cb7a0c43020a8d066b534ce4c1e4ff67141a5cb9f30f392b34226e212557cf2478cdcd677ecf819b9bc101c94aeb1d775e4891e6970c8d321638258700b2ef4df8d973d3003abeb33fc7ec0aae1797c4b85fb6e7ae2e8d315367834f6f09847826ef0789d2504d011de4255f1c28614140712b90b0408565d3038f16c273e7d984432c6a84b72452280268f0e4248e82fb3c0462e2ecbd2be9cefed1f98f7cae661adcbbdc6400e489a706a8dbeb94451e768702752ca00000000000000000085e4810625ee96b1ea475d75baff55792f108ae32b1cbf82ae54c59fee9c1a59dce86420e1b3de") ioctl$DRM_IOCTL_RES_CTX(r1, 0x401c5820, &(0x7f0000000000)={0x260, &(0x7f0000000040)}) 2018/05/24 10:44:07 executing program 2: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000000)='io.bfq.weight\x00', 0x2, 0x0) read(r1, &(0x7f0000000080)=""/209, 0xd1) r2 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000001200)={r1, 0x6, 0x0, 0x7, &(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x3a8}, 0x20) ioctl$KVM_GET_SUPPORTED_CPUID(r2, 0xc008ae05, &(0x7f0000000200)=""/4096) 2018/05/24 10:44:07 executing program 4: r0 = socket(0xa, 0x1, 0x0) fstat(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r1) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) r4 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1000002, 0x52, r4, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0xa, 0x80003, 0x1) ioctl(r7, 0x8912, &(0x7f0000000100)="c626262c8523bf012cf66fc739e665346a02ffd87bcde1001c1c6fede603fc1ee7648e7a3ce5cfe8f5ac08f1d33a16672569fb6cc33f371589104c4cb248c3588946bab4d2c87d983e3d398d91f4") write(r6, &(0x7f00000001c0), 0xfffffef3) vmsplice(r5, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) getsockopt$bt_rfcomm_RFCOMM_LM(r7, 0x12, 0x3, &(0x7f0000000040), &(0x7f00000000c0)=0x4) setgroups(0x2, &(0x7f0000000000)=[r1, r1]) setresuid(0x0, r3, 0x0) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000200)='/proc/sys/net/ipv4/vs/drop_packet\x00', 0x2, 0x0) 2018/05/24 10:44:07 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x7) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000280)="48000000140019900953359bc877004b0101048c590a880900000000000000fe5f0028213ee20600d4ff5bffff00c7e5ed5e00000000c80000000000000000f5ffffffffffffff00", 0x48}], 0x1) 2018/05/24 10:44:07 executing program 3 (fault-call:6 fault-nth:52): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:07 executing program 6: r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0xc1, 0x20100) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(r0, 0xc04c5349, &(0x7f0000000040)={0x4, 0x0, 0x7}) r1 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000000280)={{0x1, 0x7}, 'port1\x00', 0x18, 0x440, 0x43, 0x2ac4, 0x1ff, 0x3, 0xea, 0x0, 0x1, 0x6}) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000200)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-camellia-aesni-avx2\x00'}, 0x58) syz_open_dev$usbmon(&(0x7f0000000180)='/dev/usbmon#\x00', 0x5, 0x2000) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f00003c1000)="0a0775b0d5e383e5b3b60ced5c54dbb7", 0x10) r3 = accept$alg(r2, 0x0, 0x0) recvmsg(r3, &(0x7f0000d43000)={&(0x7f0000000100)=@hci, 0x80, &(0x7f0000ae0fc0)=[{&(0x7f0000b9ff8b)=""/117, 0x75}], 0x1, &(0x7f0000837f57)=""/169, 0xa9}, 0x0) 2018/05/24 10:44:07 executing program 5: r0 = add_key$keyring(&(0x7f0000000140)='keyring\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$restrict_keyring(0x1d, r0, &(0x7f0000000340)='blacklist\x00', &(0x7f0000000380)='/*\x00') r1 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x9, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000040)={0x7b, 0x0, [0x80000000, 0x3, 0xfffffffffffff2ef, 0xea86]}) 2018/05/24 10:44:07 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = creat(&(0x7f00000003c0)='./file0\x00', 0x96) ioctl$DRM_IOCTL_MODE_SETCRTC(r1, 0xc06864a2, &(0x7f0000000200)={&(0x7f00000001c0), 0x0, 0x3, 0x2, 0xfff, 0x9, 0x3, {0x400, 0x5, 0x7, 0x3, 0x5b61, 0x8, 0x3, 0xff, 0x800, 0x401, 0x8, 0x51f8, 0x6, 0xffffffffffff5be4, "3f172e335ac01b3894ae6cec1b7b90d52a0eb589dc7239204f2cdb38c0a5e682"}}) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000340)='vlan0\x00') r2 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x8001, 0x1) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) fallocate(r3, 0x0, 0x2, 0x6) ioctl$sock_inet_SIOCDELRT(r1, 0x890c, &(0x7f0000000280)={0x9, {0x2, 0x4e22, @multicast1=0xe0000001}, {0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x2, 0x4e23, @rand_addr}, 0x180, 0xffff, 0x1, 0xcd0c, 0x7ff, &(0x7f00000001c0)='veth1_to_team\x00', 0x3, 0x3, 0x800}) ioctl$DRM_IOCTL_RM_MAP(r2, 0x4028641b, &(0x7f0000000100)={&(0x7f0000fff000/0x1000)=nil, 0x3, 0x1, 0x88, &(0x7f0000ffe000/0x2000)=nil, 0xfffffffffffffffc}) sendmsg$nl_generic(r0, &(0x7f0000000000)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c0007a5e6bd48d8edaa002e00190100030b000000000000000005060000000060000004000800"], 0x1c}, 0x1}, 0x0) 2018/05/24 10:44:07 executing program 2: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket(0x40000000015, 0x40000000000005, 0x0) setsockopt(r1, 0x100000114, 0x1d, &(0x7f0000c63ffc)="66014ebe", 0x4) getsockopt$sock_int(r1, 0x1, 0x1d, &(0x7f00003e9ffc), &(0x7f0000727ffc)=0x4) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='bond0\x00', 0x10) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x0, 0x0) userfaultfd(0x80800) ioctl$KVM_PPC_ALLOCATE_HTAB(r2, 0xc004aea7, &(0x7f00000000c0)=0x3ef) syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x8, 0x881) 2018/05/24 10:44:07 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0x7fffdffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x1, 0x101000) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000040)={{{@in=@broadcast, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@rand_addr}}, &(0x7f0000000140)=0xe8) sendmsg$can_raw(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x1d, r1}, 0x10, &(0x7f0000000200)={&(0x7f00000001c0)=@can={{0x4, 0xab9a, 0xe39b, 0x4}, 0x7, 0x0, 0x0, 0x0, "580504b8834d18eb"}, 0x10}, 0x1, 0x0, 0x0, 0x20008000}, 0x80) 2018/05/24 10:44:07 executing program 1: getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f00000001c0), &(0x7f0000000200)=0x8) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x4, 0x4, 0x4, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000028000)={r0, &(0x7f0000000200), &(0x7f0000000040)}, 0x20) 2018/05/24 10:44:07 executing program 7: r0 = socket(0x2, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_open_dev$midi(&(0x7f00000000c0)='/dev/midi#\x00', 0xff, 0x408000) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer\x00', 0x2000, 0x0) ioctl$TUNGETVNETHDRSZ(r1, 0x800454d7, &(0x7f0000000140)) set_mempolicy(0x8000, &(0x7f0000000000), 0x9) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='numa_maps\x00') epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r2, &(0x7f0000000040)={0x2}) readv(r2, &(0x7f0000000300)=[{&(0x7f0000001400)=""/4096, 0x1000}], 0x1) 2018/05/24 10:44:07 executing program 6: syz_mount_image$vfat(&(0x7f0000000040)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0xe004, 0x1, &(0x7f0000000380)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027000f801", 0x17}], 0x1, &(0x7f0000000340)=ANY=[]) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000056ff8)='./file0\x00', 0x0) renameat2(r0, &(0x7f0000000440)='./file0\x00', r0, &(0x7f00000003c0)='.//ile0\x00', 0x5) [ 531.823466] FAULT_INJECTION: forcing a failure. [ 531.823466] name failslab, interval 1, probability 0, space 0, times 0 [ 531.834942] CPU: 1 PID: 1702 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 531.842142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 531.851509] Call Trace: [ 531.854113] dump_stack+0x1b9/0x294 [ 531.857773] ? dump_stack_print_info.cold.2+0x52/0x52 [ 531.862983] should_fail.cold.4+0xa/0x1a [ 531.867061] ? perf_trace_lock+0xd6/0x900 [ 531.871238] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 531.876362] ? zap_class+0x720/0x720 [ 531.880103] ? graph_lock+0x170/0x170 [ 531.883927] ? __mutex_lock+0x7d9/0x17f0 [ 531.888014] ? find_held_lock+0x36/0x1c0 [ 531.892102] ? __lock_is_held+0xb5/0x140 [ 531.896206] ? check_same_owner+0x320/0x320 [ 531.900550] ? rcu_note_context_switch+0x710/0x710 [ 531.905499] __should_failslab+0x124/0x180 [ 531.909757] should_failslab+0x9/0x14 [ 531.913577] __kmalloc_track_caller+0x2c4/0x760 [ 531.918280] ? graph_lock+0x170/0x170 [ 531.922127] ? graph_lock+0x170/0x170 [ 531.925977] ? kstrdup_const+0x66/0x80 [ 531.929892] kstrdup+0x39/0x70 [ 531.933108] kstrdup_const+0x66/0x80 [ 531.936845] __kernfs_new_node+0xa8/0x580 [ 531.941013] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 531.945795] ? lock_downgrade+0x8e0/0x8e0 [ 531.949969] ? kasan_check_read+0x11/0x20 [ 531.954135] ? do_raw_spin_unlock+0x9e/0x2e0 [ 531.958581] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 531.963194] kernfs_new_node+0x80/0xf0 [ 531.967109] kernfs_create_link+0x33/0x180 [ 531.971368] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 531.976684] sysfs_create_link+0x65/0xc0 [ 531.980774] device_add+0x7a0/0x16d0 [ 531.984519] ? device_private_init+0x230/0x230 [ 531.989124] ? kfree+0x1e9/0x260 [ 531.992515] ? kfree_const+0x5e/0x70 [ 531.996248] device_create_groups_vargs+0x1ff/0x270 [ 532.001285] device_create_vargs+0x46/0x60 [ 532.005537] bdi_register_va.part.10+0xbb/0x9b0 [ 532.010315] ? cgwb_kill+0x630/0x630 [ 532.014050] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 532.019601] ? bdi_init+0x416/0x510 [ 532.023247] ? wb_init+0x9e0/0x9e0 [ 532.026804] ? bdi_alloc_node+0x67/0xe0 [ 532.030788] ? bdi_alloc_node+0x67/0xe0 [ 532.034776] ? rcu_read_lock_sched_held+0x108/0x120 [ 532.039803] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 532.045100] ? _raw_spin_unlock+0x22/0x30 [ 532.049267] bdi_register_va+0x68/0x80 [ 532.053891] super_setup_bdi_name+0x123/0x220 [ 532.053908] ? kill_block_super+0x100/0x100 [ 532.053926] ? kmem_cache_alloc_trace+0x616/0x780 [ 532.053942] ? match_wildcard+0x3c0/0x3c0 2018/05/24 10:44:08 executing program 1: r0 = gettid() ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(0xffffffffffffffff, 0xc1105517, &(0x7f0000001000)={{0xc8b, 0x0, 0x6, 0x0, "1fa81bdfc5693eaacc403eec0ebb14069da82c46b9813b79f8bb872e8122474e9e1e68d7ddad316b235a8651"}, 0x0, 0x0, 0x0, r0, 0x0, 0x0, "e7ad6a30f1efb3a8f2f1256dcb0c09c578524021857b879d300ee8a096c658540ed7e3898814aeaed1611e720d68c8376f030d52f18f76e5366434ffa74d3c2d", &(0x7f0000006000)='self],&[-\x00', 0xa, [], [0x4, 0x0, 0x0, 0x2]}) r1 = syz_open_dev$sndctrl(&(0x7f000000a000)='/dev/snd/controlC#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000001000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000005000), 0x2}, 0xc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$F_SET_RW_HINT(r1, 0x40c, &(0x7f0000000000)=0x1) ioctl$SNDRV_CTL_IOCTL_PVERSION(r1, 0xc1105517, &(0x7f0000001000)=""/250) tkill(r0, 0x2a) r2 = socket$inet(0x2, 0x80002, 0xfffffffffffffffe) connect$llc(r2, &(0x7f0000000040)={0x1a, 0x3, 0xffff, 0xfffffffffffffffd, 0x20, 0x100000000, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x10) [ 532.053958] ? trace_hardirqs_on+0xd/0x10 [ 532.053980] fuse_fill_super+0xe6e/0x1e20 [ 532.080088] ? fuse_get_root_inode+0x190/0x190 [ 532.085401] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 532.085425] ? kasan_check_read+0x11/0x20 [ 532.085443] ? cap_capable+0x1f9/0x260 [ 532.085467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 532.085483] ? security_capable+0x99/0xc0 [ 532.085502] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 532.085518] ? ns_capable_common+0x13f/0x170 [ 532.085534] ? get_anon_bdev+0x2f0/0x2f0 [ 532.085549] ? sget+0x113/0x150 [ 532.085568] ? fuse_get_root_inode+0x190/0x190 [ 532.085584] mount_nodev+0x6b/0x110 [ 532.085601] fuse_mount+0x2c/0x40 [ 532.085619] mount_fs+0xae/0x328 [ 532.085639] vfs_kern_mount.part.34+0xd4/0x4d0 [ 532.085654] ? may_umount+0xb0/0xb0 [ 532.085668] ? _raw_read_unlock+0x22/0x30 [ 532.085680] ? __get_fs_type+0x97/0xc0 [ 532.085698] do_mount+0x564/0x3070 [ 532.085719] ? copy_mount_string+0x40/0x40 [ 532.085735] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 532.085751] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 532.085769] ? retint_kernel+0x10/0x10 [ 532.085790] ? copy_mount_options+0x1f0/0x380 [ 532.085803] ? copy_mount_options+0x202/0x380 [ 532.085817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 532.085830] ? copy_mount_options+0x285/0x380 [ 532.085849] ksys_mount+0x12d/0x140 [ 532.085864] __x64_sys_mount+0xbe/0x150 [ 532.085875] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 532.085892] do_syscall_64+0x1b1/0x800 [ 532.085908] ? finish_task_switch+0x1ca/0x840 [ 532.085924] ? syscall_return_slowpath+0x5c0/0x5c0 [ 532.085940] ? syscall_return_slowpath+0x30f/0x5c0 [ 532.085959] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 532.085980] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 532.086000] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 532.086011] RIP: 0033:0x455a09 [ 532.086019] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 532.086034] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 532.086044] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 532.086052] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 532.086059] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 532.086074] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:08 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x100040000080806, 0x0) bind$inet6(r1, &(0x7f000047b000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r1, 0xfffffffffffffffd) ioctl$int_out(r1, 0x5460, &(0x7f0000000040)) r2 = socket$inet6(0xa, 0x6, 0x0) setsockopt$inet6_int(r2, 0x29, 0x2, &(0x7f0000000080)=0xffffffffffffffff, 0x4) getsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f00000000c0)={@remote, @multicast1}, &(0x7f0000000100)=0x8) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x1000000004e20}, 0x1c) 2018/05/24 10:44:08 executing program 0: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ion\x00', 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$VHOST_SET_VRING_ERR(r1, 0x4008af22, &(0x7f0000000000)) open(&(0x7f0000000080)='./file0\x00', 0x200000, 0x9d) setsockopt$inet6_buf(r1, 0x29, 0x14, &(0x7f0000000180)="d7216846262c44ac99f069c5f9c6675a233ff078f5f9556be3feff2c4207a28ac758335325d3a475f927356438b74b3fa53df9f9881206f45a9b65f4b4da81b6d3ecce9b31d4a67eb357a92839be37127d24fdb715115f74e4d02f8583d06acc311cf69597b471dd5479ac2cc65daa2e885d3aa4be59db9527217cbbc0fec895be2f11f517640667f54db7212418ebcf7346196eb41575b6328f00e872776e2cd4fbee95e87062d10bfc8e10bfd9b18044f15674868abf4cd1fa20da77ac187abb262e4df096a65858fe1fe6b9dc18", 0xcf) ioctl$SG_GET_KEEP_ORPHAN(r1, 0x2288, &(0x7f0000000140)) 2018/05/24 10:44:08 executing program 7: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c606262c8523bf012cf66f") r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_ENABLE_CAP(r2, 0x4068aea3, &(0x7f0000000000)={0x79, 0x0, [0x1]}) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x7fffffe) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000080)={[0x8001, 0x9, 0x40100000000000, 0x3ac60000000000, 0xfffffffffffffff8, 0xfffffffffffffff8, 0x100000001, 0x2, 0x8, 0x2, 0x2, 0x3, 0x7, 0x101, 0x12f76000000, 0x7], 0x5000, 0x1}) ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) r4 = syz_open_dev$dmmidi(&(0x7f0000000180)='/dev/dmmidi#\x00', 0x7, 0x41) epoll_wait(r4, &(0x7f00000001c0)=[{}, {}, {}], 0x3, 0x5) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/05/24 10:44:08 executing program 5: r0 = syz_open_dev$loop(&(0x7f0000000340)='/dev/loop#\x00', 0x0, 0x0) r1 = memfd_create(&(0x7f0000000100)='security\x00', 0x0) ioctl$LOOP_CHANGE_FD(r0, 0x4c00, r1) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1c, "e1d3f877e5eae453e55d7d64d00d4901baed21f7de92a8669b38ccd6260857dbf5ae46354569636517b50f805ae208258dbb7d0abe8d208f0f1bcc885c8ba93c", "fe047b3177f4fc2eb04172daa8e7d1c4c4cf144a23173b6605afb988de9bbae0932dee7e07195d78f7ddd19a37cb5aa0a5629eef628582fba5bf4af44acfe059", "ee42e3ef1d1772a9432c220303b70b708ad791139c2982fccc5d747a3131995a"}) close(r0) 2018/05/24 10:44:08 executing program 1: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") connect$inet6(r0, &(0x7f0000000000)={0x2, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) socket$inet6(0xa, 0x4, 0x3) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$fou(&(0x7f0000000040)='fou\x00') sendmsg$FOU_CMD_ADD(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r2, 0x1, 0x0, 0x0, {0x1}, [@FOU_ATTR_AF={0x8, 0x2}]}, 0x1c}, 0x1}, 0x0) 2018/05/24 10:44:08 executing program 6: prctl$intptr(0x18, 0x0) mknod(&(0x7f0000000040)='./bus\x00', 0xffe, 0x0) execve(&(0x7f0000000000)='./bus\x00', &(0x7f0000000100), &(0x7f00000002c0)) r0 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffff9c) ioctl$SG_GET_SCSI_ID(r0, 0x2276, &(0x7f0000000080)) 2018/05/24 10:44:08 executing program 4: openat$dir(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x8000000000200001, 0x11a) r0 = syz_open_dev$sndseq(&(0x7f0000000040)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0106426, &(0x7f0000000100)={0x6, &(0x7f00000000c0)=[{}, {}, {}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f0000000140)={r1, 0x1}) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000000)={0xfffffffffffffffe, 0x0, 0x4b}) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000180)='/dev/full\x00', 0x14000, 0x0) r3 = openat$urandom(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/urandom\x00', 0x20e201, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r2, 0x891c, &(0x7f0000000080)={'syz_tun\x00', {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x16}}}) ioctl$VHOST_SET_LOG_FD(r2, 0x4004af07, &(0x7f0000000200)=r3) 2018/05/24 10:44:08 executing program 3 (fault-call:6 fault-nth:53): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:08 executing program 0: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) getitimer(0x0, &(0x7f0000000000)) sendmsg$nl_netfilter(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="180000000201e500000050ad02073c98bc5eae0000009c7d"], 0x18}, 0x1}, 0x0) [ 532.723602] FAULT_INJECTION: forcing a failure. [ 532.723602] name failslab, interval 1, probability 0, space 0, times 0 [ 532.735204] CPU: 0 PID: 1756 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 532.742420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 532.751797] Call Trace: [ 532.754428] dump_stack+0x1b9/0x294 [ 532.758103] ? dump_stack_print_info.cold.2+0x52/0x52 [ 532.763338] should_fail.cold.4+0xa/0x1a [ 532.767404] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 532.772508] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 532.777610] ? graph_lock+0x170/0x170 [ 532.781405] ? perf_tp_event+0xc30/0xc30 [ 532.785466] ? find_held_lock+0x36/0x1c0 [ 532.789525] ? __lock_is_held+0xb5/0x140 [ 532.793601] ? check_same_owner+0x320/0x320 [ 532.797926] ? graph_lock+0x170/0x170 [ 532.801748] ? rcu_note_context_switch+0x710/0x710 [ 532.806672] ? kasan_check_write+0x14/0x20 [ 532.810908] __should_failslab+0x124/0x180 [ 532.815141] should_failslab+0x9/0x14 [ 532.818940] kmem_cache_alloc+0x2af/0x760 [ 532.823112] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 532.828132] __kernfs_new_node+0xe7/0x580 [ 532.832283] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 532.837045] ? lock_downgrade+0x8e0/0x8e0 [ 532.841200] ? kasan_check_read+0x11/0x20 [ 532.845348] ? do_raw_spin_unlock+0x9e/0x2e0 [ 532.849756] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 532.854346] kernfs_new_node+0x80/0xf0 [ 532.858235] kernfs_create_link+0x33/0x180 [ 532.862469] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 532.867753] sysfs_create_link+0x65/0xc0 [ 532.871811] device_add+0x481/0x16d0 [ 532.875527] ? device_private_init+0x230/0x230 [ 532.880100] ? kfree+0x1e9/0x260 [ 532.883463] ? kfree_const+0x5e/0x70 [ 532.887172] device_create_groups_vargs+0x1ff/0x270 [ 532.892196] device_create_vargs+0x46/0x60 [ 532.896431] bdi_register_va.part.10+0xbb/0x9b0 [ 532.901095] ? cgwb_kill+0x630/0x630 [ 532.904807] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 532.910337] ? bdi_init+0x416/0x510 [ 532.913962] ? wb_init+0x9e0/0x9e0 [ 532.917495] ? bdi_alloc_node+0x67/0xe0 [ 532.921461] ? bdi_alloc_node+0x67/0xe0 [ 532.925428] ? rcu_read_lock_sched_held+0x108/0x120 [ 532.930441] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 532.935714] ? _raw_spin_unlock+0x22/0x30 [ 532.939861] bdi_register_va+0x68/0x80 [ 532.943755] super_setup_bdi_name+0x123/0x220 [ 532.948251] ? kill_block_super+0x100/0x100 [ 532.952570] ? kmem_cache_alloc_trace+0x616/0x780 [ 532.957408] ? match_wildcard+0x3c0/0x3c0 [ 532.961584] ? trace_hardirqs_on+0xd/0x10 [ 532.965733] fuse_fill_super+0xe6e/0x1e20 [ 532.969884] ? fuse_get_root_inode+0x190/0x190 [ 532.974485] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 532.979499] ? kasan_check_read+0x11/0x20 [ 532.983645] ? cap_capable+0x1f9/0x260 [ 532.987534] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 532.993081] ? security_capable+0x99/0xc0 [ 532.997229] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 533.002762] ? ns_capable_common+0x13f/0x170 [ 533.007168] ? get_anon_bdev+0x2f0/0x2f0 [ 533.011222] ? sget+0x113/0x150 [ 533.014500] ? fuse_get_root_inode+0x190/0x190 [ 533.019080] mount_nodev+0x6b/0x110 [ 533.022702] fuse_mount+0x2c/0x40 [ 533.026163] mount_fs+0xae/0x328 [ 533.029532] vfs_kern_mount.part.34+0xd4/0x4d0 [ 533.034118] ? may_umount+0xb0/0xb0 [ 533.037739] ? _raw_read_unlock+0x22/0x30 [ 533.041876] ? __get_fs_type+0x97/0xc0 [ 533.045764] do_mount+0x564/0x3070 [ 533.049298] ? do_raw_spin_unlock+0x9e/0x2e0 [ 533.053705] ? copy_mount_string+0x40/0x40 [ 533.057942] ? rcu_pm_notify+0xc0/0xc0 [ 533.061831] ? copy_mount_options+0x5f/0x380 [ 533.066232] ? rcu_read_lock_sched_held+0x108/0x120 [ 533.071242] ? kmem_cache_alloc_trace+0x616/0x780 [ 533.076081] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 533.081705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 533.087236] ? copy_mount_options+0x285/0x380 [ 533.091732] ksys_mount+0x12d/0x140 [ 533.095357] __x64_sys_mount+0xbe/0x150 [ 533.099335] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 533.104359] do_syscall_64+0x1b1/0x800 [ 533.108240] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 533.113088] ? syscall_return_slowpath+0x5c0/0x5c0 [ 533.118012] ? syscall_return_slowpath+0x30f/0x5c0 [ 533.122941] ? retint_user+0x18/0x18 [ 533.126658] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 533.131503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 533.136692] RIP: 0033:0x455a09 [ 533.139880] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 533.147593] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 533.154853] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 533.162112] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:44:09 executing program 5: syz_mount_image$vfat(&(0x7f0000000140)='vfat\x00', &(0x7f0000000100)='./file0\x00', 0x900000000000e000, 0xb9f, &(0x7f0000000040)=[{&(0x7f0000010000)="eb64c86d6b66732e66617400020441000500077008f8", 0xb}], 0x0, &(0x7f0000000200)=ANY=[@ANYBLOB="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"]) r0 = open(&(0x7f0000000000)='./file0/file0\x00', 0x3fffa, 0x0) write$cgroup_type(r0, &(0x7f00000001c0)='threaded\x00', 0x762c) readahead(r0, 0x0, 0x0) 2018/05/24 10:44:09 executing program 7: sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000001400)={&(0x7f0000000500)=ANY=[@ANYBLOB="3c0100001000010a0000000000770000ff010000000000000000000000000001fe8000000000000000000000000000bb00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000000000ffffac1414bb000000002b000000ac1414bb00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a00000000000000000000004c00120072666337353339286374722873657270656e74292c7368613338342d7373736533290000000000000000000000000000000000000000000000000000000000000000000000000000"], 0x13c}, 0x1}, 0x0) [ 533.169374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 533.176631] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 533.213092] netlink: 'syz-executor1': attribute type 2 has an invalid length. 2018/05/24 10:44:09 executing program 3 (fault-call:6 fault-nth:54): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) [ 533.243492] netlink: 'syz-executor1': attribute type 2 has an invalid length. 2018/05/24 10:44:09 executing program 4: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r0 = userfaultfd(0x80800) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000140)={0xaa}) poll(&(0x7f0000000200)=[{r0}, {r0}, {r0}], 0x3, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x9, 0x4000) ioctl$TIOCLINUX7(r1, 0x541c, &(0x7f0000000080)={0x7, 0x37}) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x18}, 0x10) pipe(&(0x7f0000000000)) getsockopt$bt_BT_SNDMTU(r1, 0x112, 0xc, &(0x7f0000000180)=0xeee8, &(0x7f00000001c0)=0x2) 2018/05/24 10:44:09 executing program 1: socketpair$inet(0x1e, 0x1, 0x0, &(0x7f0000000080)={0x0, 0x0}) ioctl$sock_ifreq(r1, 0x8923, &(0x7f0000000000)={'vlan0\x00', @ifru_map={0x0, 0x9d, 0x3, 0xecf5, 0xee9, 0x8001}}) sendmsg(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000180)}, 0x0) write$binfmt_aout(r0, &(0x7f00000003c0)=ANY=[@ANYBLOB="cf"], 0x1) recvmsg(r1, &(0x7f00000017c0)={&(0x7f0000000340)=@l2, 0x80, &(0x7f0000001740)=[{&(0x7f0000000640)=""/144, 0x90}], 0x1}, 0x0) 2018/05/24 10:44:09 executing program 6: r0 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x0, 0x0) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x800, 0x0) connect$rds(r1, &(0x7f00000000c0)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r0, 0xc1105511, &(0x7f0000000040)={0xb, 0x0, 0x0, 0x0, "1059493481b639195a8a2dd9ee3ff7e9c50e58fe75430138d7f00cfe322bea8af5c4de2e32bb0a6e99f963f4"}) [ 533.414347] netlink: 4 bytes leftover after parsing attributes in process `syz-executor0'. 2018/05/24 10:44:09 executing program 0: r0 = socket$inet(0x2, 0x3, 0x2) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/syz1\x00', 0x1ff) socket$inet6(0xa, 0xa, 0x3) setsockopt$inet_int(r0, 0x0, 0xce, &(0x7f0000000000), 0x4) [ 533.614946] FAULT_INJECTION: forcing a failure. [ 533.614946] name failslab, interval 1, probability 0, space 0, times 0 [ 533.627004] CPU: 1 PID: 1820 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 533.634223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 533.643703] Call Trace: [ 533.646316] dump_stack+0x1b9/0x294 [ 533.649968] ? dump_stack_print_info.cold.2+0x52/0x52 [ 533.655192] should_fail.cold.4+0xa/0x1a [ 533.659274] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 533.664401] ? debug_check_no_locks_freed+0x310/0x310 [ 533.669612] ? find_held_lock+0x36/0x1c0 [ 533.673691] ? perf_trace_lock+0xd6/0x900 [ 533.677863] ? zap_class+0x720/0x720 [ 533.681593] ? perf_trace_lock+0xd6/0x900 [ 533.685759] ? visit_groups_merge+0x6a0/0x6a0 [ 533.690276] ? graph_lock+0x170/0x170 [ 533.694101] ? kasan_check_write+0x14/0x20 [ 533.698365] ? print_usage_bug+0xc0/0xc0 [ 533.702444] __should_failslab+0x124/0x180 [ 533.706699] should_failslab+0x9/0x14 [ 533.710518] kmem_cache_alloc+0x47/0x760 [ 533.714609] ? lock_downgrade+0x8e0/0x8e0 [ 533.718780] radix_tree_node_alloc.constprop.19+0x1e6/0x310 [ 533.724519] idr_get_free+0x891/0x10a0 [ 533.728437] ? radix_tree_clear_tags+0xc0/0xc0 [ 533.733050] ? unwind_get_return_address+0x61/0xa0 [ 533.738007] ? __save_stack_trace+0x7e/0xd0 [ 533.742363] ? save_stack+0xa9/0xd0 [ 533.746014] ? save_stack+0x43/0xd0 [ 533.749654] ? kasan_kmalloc+0xc4/0xe0 [ 533.753561] ? kasan_slab_alloc+0x12/0x20 [ 533.757721] ? kmem_cache_alloc+0x12e/0x760 [ 533.762057] ? __kernfs_new_node+0xe7/0x580 [ 533.766395] ? kernfs_new_node+0x80/0xf0 [ 533.770473] ? kernfs_create_link+0x33/0x180 [ 533.774897] ? sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 533.780369] ? sysfs_create_link+0x65/0xc0 [ 533.784621] ? device_add+0x481/0x16d0 [ 533.788521] ? device_create_vargs+0x46/0x60 [ 533.792943] ? bdi_register_va.part.10+0xbb/0x9b0 [ 533.797795] ? bdi_register_va+0x68/0x80 [ 533.801877] ? super_setup_bdi_name+0x123/0x220 [ 533.806560] ? fuse_fill_super+0xe6e/0x1e20 [ 533.810895] ? mount_nodev+0x6b/0x110 [ 533.814707] ? fuse_mount+0x2c/0x40 [ 533.818348] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 533.823115] ? do_mount+0x564/0x3070 [ 533.826844] ? ksys_mount+0x12d/0x140 [ 533.830659] ? __x64_sys_mount+0xbe/0x150 [ 533.834819] ? do_syscall_64+0x1b1/0x800 [ 533.838891] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 533.844269] ? print_usage_bug+0xc0/0xc0 [ 533.848344] idr_alloc_u32+0x1f9/0x3d0 [ 533.852259] ? __fprop_inc_percpu_max+0x2c0/0x2c0 [ 533.857113] ? lock_acquire+0x1dc/0x520 [ 533.861099] ? __kernfs_new_node+0x10e/0x580 [ 533.865518] ? __lock_is_held+0xb5/0x140 [ 533.869588] idr_alloc_cyclic+0x167/0x340 [ 533.873744] ? idr_alloc+0x1a0/0x1a0 [ 533.877472] ? kasan_check_write+0x14/0x20 [ 533.881719] ? do_raw_spin_lock+0xc1/0x200 [ 533.885971] __kernfs_new_node+0x1a3/0x580 [ 533.890237] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 533.895016] ? lock_downgrade+0x8e0/0x8e0 [ 533.899178] ? kernfs_get.part.8+0xf0/0x140 [ 533.903514] ? kasan_check_read+0x11/0x20 [ 533.907674] ? do_raw_spin_unlock+0x9e/0x2e0 [ 533.912097] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 533.916692] kernfs_new_node+0x80/0xf0 [ 533.920598] kernfs_create_link+0x33/0x180 [ 533.924845] sysfs_do_create_link_sd.isra.2+0x90/0x130 [ 533.930141] sysfs_create_link+0x65/0xc0 [ 533.934212] device_add+0x481/0x16d0 [ 533.937945] ? device_private_init+0x230/0x230 [ 533.942535] ? kfree+0x1e9/0x260 [ 533.945918] ? kfree_const+0x5e/0x70 [ 533.949648] device_create_groups_vargs+0x1ff/0x270 [ 533.954680] device_create_vargs+0x46/0x60 [ 533.958930] bdi_register_va.part.10+0xbb/0x9b0 [ 533.963599] ? cgwb_kill+0x630/0x630 [ 533.967312] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 533.972839] ? bdi_init+0x416/0x510 [ 533.976462] ? wb_init+0x9e0/0x9e0 [ 533.980015] ? bdi_alloc_node+0x67/0xe0 [ 533.984000] ? bdi_alloc_node+0x67/0xe0 [ 533.987988] ? rcu_read_lock_sched_held+0x108/0x120 [ 533.993019] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 533.998296] ? _raw_spin_unlock+0x22/0x30 [ 534.002435] bdi_register_va+0x68/0x80 [ 534.006310] super_setup_bdi_name+0x123/0x220 [ 534.010789] ? kill_block_super+0x100/0x100 [ 534.015095] ? kmem_cache_alloc_trace+0x616/0x780 [ 534.019935] ? match_wildcard+0x3c0/0x3c0 [ 534.024080] ? trace_hardirqs_on+0xd/0x10 [ 534.028226] fuse_fill_super+0xe6e/0x1e20 [ 534.032363] ? fuse_get_root_inode+0x190/0x190 [ 534.036943] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 534.041957] ? kasan_check_read+0x11/0x20 [ 534.046096] ? cap_capable+0x1f9/0x260 [ 534.049982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 534.055503] ? security_capable+0x99/0xc0 [ 534.059650] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 534.065171] ? ns_capable_common+0x13f/0x170 [ 534.069564] ? get_anon_bdev+0x2f0/0x2f0 [ 534.073607] ? sget+0x113/0x150 [ 534.076872] ? fuse_get_root_inode+0x190/0x190 [ 534.081454] mount_nodev+0x6b/0x110 [ 534.085077] fuse_mount+0x2c/0x40 [ 534.088514] mount_fs+0xae/0x328 [ 534.091869] vfs_kern_mount.part.34+0xd4/0x4d0 [ 534.096434] ? may_umount+0xb0/0xb0 [ 534.100047] ? _raw_read_unlock+0x22/0x30 [ 534.104177] ? __get_fs_type+0x97/0xc0 [ 534.108072] do_mount+0x564/0x3070 [ 534.111609] ? do_raw_spin_unlock+0x9e/0x2e0 [ 534.116015] ? copy_mount_string+0x40/0x40 [ 534.120237] ? rcu_pm_notify+0xc0/0xc0 [ 534.124112] ? copy_mount_options+0x5f/0x380 [ 534.128503] ? rcu_read_lock_sched_held+0x108/0x120 [ 534.133504] ? kmem_cache_alloc_trace+0x616/0x780 [ 534.138347] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 534.143872] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 534.149396] ? copy_mount_options+0x285/0x380 [ 534.153877] ksys_mount+0x12d/0x140 [ 534.157495] __x64_sys_mount+0xbe/0x150 [ 534.161450] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 534.166451] do_syscall_64+0x1b1/0x800 [ 534.170325] ? syscall_return_slowpath+0x5c0/0x5c0 [ 534.175246] ? syscall_return_slowpath+0x30f/0x5c0 [ 534.180178] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 534.185532] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 534.190374] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 534.195546] RIP: 0033:0x455a09 [ 534.198718] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 534.206412] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 2018/05/24 10:44:10 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f00000002c0)='attr/prev\x00') write(r0, &(0x7f0000000000)="123e65dac8ded8332848b0", 0xb) 2018/05/24 10:44:10 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f0000b31000)="f9", 0x1, 0x0, &(0x7f00009e1000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in6={{0xa}}, 0x0, 0x5}, 0x98) r1 = fcntl$dupfd(0xffffffffffffff9c, 0x0, r0) ioctl$TUNGETIFF(r1, 0x800454d2, &(0x7f0000000000)) 2018/05/24 10:44:10 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:10 executing program 4: listxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000280)=""/252, 0xfc) unshare(0x20020000) mkdir(&(0x7f00001a3000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140)="72aecb56cfed48ce8f42811f7132fbcb6439624f9bc1a5cb2588e48702d8241c5e12335e0bdbd2e619389ae03ec3770d0cf873ca45f8a5d4be2d99115b9f132fdfbe6b38b5b67dfd717851d62b31528cc4d23c40dd09ac79173c1422d279562d518f915c21cd409ffe7072d5ac9d4f8f9cd5a1ab19fe55faeef3ff607b44431071d210d7cb90b88269e354d86e6f433066b790ea2406bb9a54be41a444ff673c", 0x0, &(0x7f0000000200)="e286a9165b4261f3f57ebc1a3f1ed98b96ab18d8ec00a75ba47c94c4b7fe22afb93d3eeffa488777f1207a4934e6424574c986f1445494bd9e0e5e5212a13db5517d7124b1ed980c3d220a3945ed77a60f9aae28cbb45ae66b416efcbc334bf2e0f3c6175c32e72280abbe335c2cd3ec6da9bc5cb64b458504bf139f") poll(&(0x7f0000000540), 0x0, 0x6) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x4000, 0x0) getpeername$netlink(r0, &(0x7f0000000380), &(0x7f00000003c0)=0xc) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r0, 0xc0505510, &(0x7f0000000640)={0x6, 0x5, 0x1ff, 0xffffffffffffffff, &(0x7f0000000400)=[{}, {}, {}, {}, {}]}) rename(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file1\x00') pwrite64(r0, &(0x7f0000000540)="40fd5e6e66f6f4cb70ae98e7178c8ea7616208eaf56077428bcf0dbc481f2b0b1aa99b06a86cb0e5776840d7b1d17b333815e37975f9387f8391ea08380a1f6a4ccbf7dc6f9720b31cf618ecd6daa4fe5a6fefa61ef174b18e34ff702e44564bde9ed05ab452e77a057a706cabdbde70d35da87a01f1b31e7596e813e350bd4a88dbfd9e52111a6451ad37cc61a78771d85d8caa706c80726984abe623ca15f940ea2ca044450c68f6f50848814d8559fa9fc312a3601a16d2bdae04236499dc7c9c8d793888b6", 0xc7, 0x0) 2018/05/24 10:44:10 executing program 5: r0 = socket$inet(0x2, 0x200000002, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e21}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000040)='syz_tun\x00', 0x10) r1 = syz_open_dev$usbmon(&(0x7f0000000140)='/dev/usbmon#\x00', 0x10000, 0x0) ioctl$sock_bt_bnep_BNEPCONNADD(r1, 0x400442c8, &(0x7f0000000180)={r0, 0x2, 0xfffffffffffff001, "4b721b2989cd8bfd84cca77cc4d9164ca6b77e3f24a7d432693d5292bdf47c3ef1266764afd6184b0cbef01936de86cb9d27a478a00dc545c15bdfb2e2f75c5e6005654b493a5185777a48a2b68136f9aa3e5b8af6ecabdbe6f6c5ea150d074f0ed1959df5593d2f2544a83272262b830a3b6797f4d85083f0ae49c124dfa79b55775e0199d5982e2141408cc68a750afd2dab6e4cb6aa1417f4e2b508c6ff52839b12a97083e4fda1a6eb7f53c37e5382876e2baa09b4171ff87e72ba0b8470507f226895e5330f794b5f65a66b0d7ef265c616bcb8034fffa6dd"}) pipe(&(0x7f00000002c0)={0xffffffffffffffff}) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f00000000c0)={@mcast2={0xff, 0x2, [], 0x1}, 0x400, 0x2, 0x3, 0x8, 0x1, 0x8, 0x8000}, &(0x7f0000000100)=0x20) syz_emit_ethernet(0x2a, &(0x7f00003f3fd5)=ANY=[@ANYBLOB="a7df6439030000001400000008004500000000000011907800000000e000000100004e2100089078"], 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000080)={@loopback={0x0, 0x1}, 0x7, 0x1, 0x0, 0x6, 0x1ff, 0x5, 0x5}, 0x20) 2018/05/24 10:44:10 executing program 0: sendto$ax25(0xffffffffffffffff, &(0x7f0000003840)="a8072ba2d0c967cab3caabb9014c3874", 0x10, 0xfffffffffffffffc, &(0x7f0000000240)={0x3, {"e47c0092ab999a"}}, 0x10) r0 = socket(0x10, 0x803, 0x1) sendto(r0, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f0000003780)=[{{&(0x7f0000000040)=@in={0x0, 0x0, @dev}, 0xa88, &(0x7f0000000200)=[{&(0x7f00000000c0)=""/247}], 0x0, &(0x7f0000000280)=""/4096}}, {{&(0x7f0000001280)=@nfc, 0x0, &(0x7f00000025c0)=[{&(0x7f0000001300)=""/50}, {&(0x7f0000001340)=""/78}, {&(0x7f00000013c0)=""/81}, {&(0x7f0000001440)=""/67}, {&(0x7f00000014c0)=""/62}, {&(0x7f0000001500)=""/188, 0x276}, {&(0x7f00000015c0)=""/4096, 0x122}], 0x96, &(0x7f0000002640)=""/56}}, {{&(0x7f0000002680)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x0, &(0x7f0000003700)=[{&(0x7f0000002700)=""/4096}], 0xa4, &(0x7f0000003740)=""/30}}], 0x40000000000033b, 0x0, &(0x7f0000000000)={0x77359400}) 2018/05/24 10:44:10 executing program 3 (fault-call:6 fault-nth:55): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0xa, 0x1, 0x0) r2 = syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x10001, 0x480000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r2, 0x80045400, &(0x7f0000000080)) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000400)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r2, &(0x7f0000000540)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000500)={&(0x7f00000005c0)=ANY=[@ANYBLOB="a80000004f40c9d6b3ceaba4088831d8e4b17643d5bdbacb79fccb7672bfffaa9ecdbef22c202ed0577a122b4197226ca1df9d223565c5c0350faeb94ad05b32811906907133735d2d19e2f70df3512524a5c4825d139b1e0967debe2f6dbd39f45818b0a19993af53e12e4b92c68f2546abd4fa49057f9e0c0bc560f1240e6f3e90ce8b23bd0e40a7b0afd98c2571933e98b26957920cfef27c42d82c26942f27a8f75e", @ANYRES16=r3, @ANYBLOB="3c0326bd7000fedbdf250c00000008000500030000000800050007000000080006000500000014000100080009000100000008000600776c630008000600ff030000100001000c0007000d00000008000000080005000400000048000100080004004e20000008000b0073697000080001000a00000008000100020000000800090016000000080009004f00000008000b00736970000c0007000800000028000000"], 0xa8}, 0x1, 0x0, 0x0, 0x4}, 0x40010) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'veth0_to_bond\x00', 0x0}) getsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000040), 0x10) sendmsg$nl_route(r0, &(0x7f00000002c0)={&(0x7f0000000200)={0x10}, 0x3, &(0x7f0000000280)={&(0x7f0000000240)=@delneigh={0x28, 0x1d, 0x1, 0x0, 0x0, {0x7, 0x0, 0x0, r4}, [@NDA_LLADDR={0xa, 0x2, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}]}, 0x28}, 0x1}, 0x0) syz_mount_image$xfs(&(0x7f00000000c0)='xfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000300)=[{&(0x7f0000000140)}, {&(0x7f0000000180)="ea6a8cef58f06d59", 0x8, 0x7c1}, {&(0x7f00000001c0)="26a4055c57621e0dd3cb2f8997c80813427e6ab80ca652132ae14d96f8d9849ac13a072a481026cd25d927ee930037", 0x2f, 0x9}], 0x2, &(0x7f0000000380)={'nouuid,', {[{@nodiscard='nodiscard', 0x2c}, {@inode32='inode32', 0x2c}, {@swidth={'swidth', 0x3d, [0x32, 0x37]}, 0x2c}, {@ikeep='ikeep', 0x2c}]}}) [ 534.213676] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 534.220929] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 534.228182] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 534.235436] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:10 executing program 7: syz_emit_ethernet(0x36, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @empty, [{[{0x9100, 0x3, 0x8}], {0x8100, 0x5, 0xe8b0, 0x2}}], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x2, 0x0, @rand_addr, @multicast1=0xe0000001}, @igmp={0x11, 0x0, 0x0, @empty, "b3000000"}}}}}, &(0x7f00003b5000)) 2018/05/24 10:44:10 executing program 5: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = syz_open_dev$mice(&(0x7f0000000140)='/dev/input/mice\x00', 0x0, 0x630080) ioctl$TIOCGWINSZ(r1, 0x5413, &(0x7f0000000180)) r2 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x2, 0x20040) epoll_ctl$EPOLL_CTL_MOD(r2, 0x3, r0, &(0x7f0000000080)={0x60002012}) getsockopt$sock_int(r0, 0x1, 0x3, &(0x7f0000000000), &(0x7f00000000c0)=0x4) openat$zero(0xffffffffffffff9c, &(0x7f0000000100)='/dev/zero\x00', 0x0, 0x0) 2018/05/24 10:44:10 executing program 1: socketpair(0x4000000000001e, 0x1, 0x0, &(0x7f0000000000)={0x0, 0x0}) ioctl$TCFLSH(r1, 0x540b, 0x5) write$binfmt_elf32(r0, &(0x7f00000002c0)=ANY=[@ANYBLOB="7f454c46020000000000000000000000000000000000000000000000380000000000000000000000030000000000000000000000000000000000000000000000000000000000000095e4b7c9ddebfae817c10513b15c251fe9109d7a7b5075485308fa72dfeae72850c191dbcb9cd5555d5f9299a4c82f0a58a3be61cf6d8fafda093c3ef9add9d78691d52738d8e46b1b97d8db38a2c98596d1751446e019f6a36aafb4331b5e304a9fa26336983badf7d2694f4db1bff98edab138de44f8868b43e2a6790063f29302cea7c44277aa77a2fb8967296e"], 0x58) r2 = socket(0xa, 0x2, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r3 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') getsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000400), &(0x7f0000000440)=0xc) sendmsg$IPVS_CMD_DEL_DAEMON(r0, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0xaa80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="bc000000", @ANYRES16=r3, @ANYBLOB="12002bbd7000ffdbdf250a0000000800040000000000080006000000000038000100080004004e24000008000200ff0000000c0007003600000000000000080004004e24000008000b007369700008000600666f0000400003001400020062637366300000000000000000000000616d300000000000000000000000001400020073797a5f74756e0000000000000000000c000200080003000000000014000100080001000200000008000b00736970000000000000"], 0xbc}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) poll(&(0x7f0000000040)=[{r0}], 0x1, 0x7) signalfd4(r0, &(0x7f0000000280)={0x7}, 0x8, 0x80000) setsockopt$bt_hci_HCI_DATA_DIR(r1, 0x0, 0x1, &(0x7f00000003c0)=0x900000000000000, 0x4) [ 534.365725] XFS (loop1): sunit and swidth must be specified together 2018/05/24 10:44:10 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) pipe2(&(0x7f0000000040)={0xffffffffffffffff}, 0x800) getsockname$packet(0xffffffffffffff9c, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000100)=0x14) recvfrom$packet(r1, &(0x7f0000000080)=""/33, 0x21, 0x10041, &(0x7f0000000140)={0x11, 0x1a, r2, 0x1, 0xa795, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xb}}, 0x14) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) ioctl$sock_ipx_SIOCIPXCFGDATA(r1, 0x89e2, &(0x7f0000000180)) r3 = syz_open_pts(r0, 0x0) ioctl$TIOCCBRK(r1, 0x5428) ioctl$TCSETS(r3, 0x5402, &(0x7f0000001bc0)={0x2}) ioctl$TCSETSF(r3, 0x5412, &(0x7f0000000000)) 2018/05/24 10:44:10 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='task\x00') fchdir(r0) syz_fuseblk_mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000040)='4/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$TIOCGWINSZ(r0, 0x5413, &(0x7f0000000000)) [ 534.533300] FAULT_INJECTION: forcing a failure. [ 534.533300] name failslab, interval 1, probability 0, space 0, times 0 [ 534.545048] CPU: 0 PID: 1874 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 534.552350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 534.561712] Call Trace: [ 534.564311] dump_stack+0x1b9/0x294 [ 534.567949] ? dump_stack_print_info.cold.2+0x52/0x52 [ 534.573151] should_fail.cold.4+0xa/0x1a [ 534.577242] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 534.582360] ? kasan_check_write+0x14/0x20 [ 534.586607] ? __mutex_lock+0x7d9/0x17f0 [ 534.590682] ? graph_lock+0x170/0x170 [ 534.594491] ? zap_class+0x720/0x720 [ 534.598220] ? find_held_lock+0x36/0x1c0 [ 534.602321] ? __lock_is_held+0xb5/0x140 [ 534.606396] ? check_same_owner+0x320/0x320 [ 534.610714] ? find_held_lock+0x36/0x1c0 [ 534.614795] ? rcu_note_context_switch+0x710/0x710 [ 534.619737] __should_failslab+0x124/0x180 [ 534.623973] should_failslab+0x9/0x14 [ 534.627800] kmem_cache_alloc+0x2af/0x760 [ 534.631966] ? kasan_check_write+0x14/0x20 [ 534.636200] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 534.641141] ? lock_downgrade+0x8e0/0x8e0 [ 534.645289] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 534.650322] __kernfs_new_node+0xe7/0x580 [ 534.654475] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 534.659240] ? kasan_check_write+0x14/0x20 [ 534.663492] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 534.668444] ? __lock_is_held+0xb5/0x140 [ 534.672498] ? wait_for_completion+0x870/0x870 [ 534.677086] kernfs_new_node+0x80/0xf0 [ 534.680980] __kernfs_create_file+0x4d/0x330 [ 534.685388] sysfs_add_file_mode_ns+0x21a/0x560 [ 534.690082] internal_create_group+0x282/0x970 [ 534.694684] sysfs_create_groups+0x9b/0x150 [ 534.699021] device_add+0x84d/0x16d0 [ 534.702758] ? device_private_init+0x230/0x230 [ 534.707342] ? kfree+0x1e9/0x260 [ 534.710711] ? kfree_const+0x5e/0x70 [ 534.714430] device_create_groups_vargs+0x1ff/0x270 [ 534.719457] device_create_vargs+0x46/0x60 [ 534.723706] bdi_register_va.part.10+0xbb/0x9b0 [ 534.728398] ? cgwb_kill+0x630/0x630 [ 534.732134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 534.737668] ? bdi_init+0x416/0x510 [ 534.741306] ? wb_init+0x9e0/0x9e0 [ 534.744841] ? bdi_alloc_node+0x67/0xe0 [ 534.748817] ? bdi_alloc_node+0x67/0xe0 [ 534.752800] ? rcu_read_lock_sched_held+0x108/0x120 [ 534.757836] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 534.763120] ? _raw_spin_unlock+0x22/0x30 [ 534.767282] bdi_register_va+0x68/0x80 [ 534.771194] super_setup_bdi_name+0x123/0x220 [ 534.775704] ? kill_block_super+0x100/0x100 [ 534.780040] ? kmem_cache_alloc_trace+0x616/0x780 [ 534.784881] ? match_wildcard+0x3c0/0x3c0 [ 534.789036] ? trace_hardirqs_on+0xd/0x10 [ 534.793190] fuse_fill_super+0xe6e/0x1e20 [ 534.797451] ? fuse_get_root_inode+0x190/0x190 [ 534.802052] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 534.807064] ? kasan_check_read+0x11/0x20 [ 534.811205] ? cap_capable+0x1f9/0x260 [ 534.815089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 534.820617] ? security_capable+0x99/0xc0 [ 534.824765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 534.830319] ? ns_capable_common+0x13f/0x170 [ 534.834742] ? get_anon_bdev+0x2f0/0x2f0 [ 534.838812] ? sget+0x113/0x150 [ 534.842108] ? fuse_get_root_inode+0x190/0x190 [ 534.846691] mount_nodev+0x6b/0x110 [ 534.850332] fuse_mount+0x2c/0x40 [ 534.853797] mount_fs+0xae/0x328 [ 534.857169] vfs_kern_mount.part.34+0xd4/0x4d0 [ 534.861772] ? may_umount+0xb0/0xb0 [ 534.865392] ? _raw_read_unlock+0x22/0x30 [ 534.869560] ? __get_fs_type+0x97/0xc0 [ 534.873450] do_mount+0x564/0x3070 [ 534.876999] ? copy_mount_string+0x40/0x40 [ 534.881239] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 534.886251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 534.891007] ? retint_kernel+0x10/0x10 [ 534.894897] ? copy_mount_options+0x1e3/0x380 [ 534.899399] ? copy_mount_options+0x1e3/0x380 [ 534.903924] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 534.909473] ? copy_mount_options+0x285/0x380 [ 534.913995] ksys_mount+0x12d/0x140 [ 534.917619] __x64_sys_mount+0xbe/0x150 [ 534.921586] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 534.926596] do_syscall_64+0x1b1/0x800 [ 534.930479] ? syscall_return_slowpath+0x5c0/0x5c0 [ 534.935408] ? syscall_return_slowpath+0x30f/0x5c0 [ 534.940335] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 534.945709] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 534.950560] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 534.955747] RIP: 0033:0x455a09 [ 534.958934] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 534.966663] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 534.973934] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:44:10 executing program 7: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000384ff7)='/dev/ppp\x00', 0x101002, 0x0) preadv(0xffffffffffffffff, &(0x7f00000002c0)=[{&(0x7f0000000280)=""/62, 0x3e}], 0x1, 0x0) ioctl$EVIOCGPROP(r0, 0xc004743e, &(0x7f0000b94000)=""/246) ioctl$PPPIOCSFLAGS(r0, 0x40047459, &(0x7f0000e9f000)=0x600210) openat$cgroup_subtree(r0, &(0x7f00000001c0)='cgroup.subtree_control\x00', 0x2, 0x0) ioctl$int_out(r0, 0x2, &(0x7f0000000000)) pwritev(r0, &(0x7f0000000040), 0x19d, 0x0) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r0, 0x118, 0x1, &(0x7f0000000180)=0x7, 0x4) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000200)='/dev/sequencer\x00', 0x72000, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[@ANYBLOB="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"], 0x134) [ 534.981201] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 534.988466] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 534.995731] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:10 executing program 3 (fault-call:6 fault-nth:56): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:10 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f00000000c0)=0x100000001, 0x4) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000640)={@in6={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}}, 0x0, 0x1, 0x0, "0d77bded7125338de47145b71f2226c0b6950feba57b7d52d9e6d13509bb602e4818224696dafe09c25ed1d5e1e8dd9525d4425e2c4707a00f8dd47a4c19b884282e4f743e00c7a3eff599b13d518d10"}, 0xd8) ioctl$sock_inet_SIOCSIFPFLAGS(r0, 0x8934, &(0x7f0000000400)={'rose0\x00', 0x10000}) connect$inet6(r0, &(0x7f0000000140)={0xa}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x4) r1 = syz_open_dev$mice(&(0x7f0000000440)='/dev/input/mice\x00', 0x0, 0x163840) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000480)='dctcp\x00', 0x6) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x1, &(0x7f0000000100)={0x303, 0x33}, 0x28) sendto$inet6(r0, &(0x7f00000005c0), 0xfffffdef, 0x0, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c) timer_create(0x5, &(0x7f0000000080)={0x0, 0x21, 0x2, @thr={&(0x7f0000000180)="a57472ef75b8f486d3022403007ea5c22a68464c76a1592a5e72b7603bd4c649eae9883a636aa75464801f461c2b1b5bd3d99d3f15d5463d03df0adc79b5a076f37d1e697f95fc329e3f12d38ab711f4b0c88ef30b20fdee8a49ab003638cff073d6a09e6cfef17f5fed77ac30427922bd3da47782d74ebeda54ae5705f3dd58cb33d63900cd9561dc02266e5deeddd0972ddd25ca98a138251df49795c676f0351491e74791c734f89ef71a01302fc1da3e8877125ba990d274573b4690dcfabf04ef8c2852f8b680", &(0x7f0000000280)="c65e1c95333ba377c8c8fa1c44e7890a45d63ed8f8a0faad98159c2cd348eb99e099152a7f09fa7322d233d330b84fb8789bc192b26f70e252872907f81fb38c5c334b6b01797b8cbdfb33a80dbcb189f0a027231e62372d8b0ed2800c0c56cf15c1403a1192243a0eb1deb24a0be6b718f15a86a652bf8478250c9a315311e75aeb4b4a"}}, &(0x7f0000000340)=0x0) timer_settime(r2, 0x0, &(0x7f0000000380)={{0x0, 0x989680}, {0x77359400}}, &(0x7f00000003c0)) [ 535.387082] FAULT_INJECTION: forcing a failure. [ 535.387082] name failslab, interval 1, probability 0, space 0, times 0 [ 535.398401] CPU: 0 PID: 1911 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 535.405587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 535.414944] Call Trace: [ 535.417543] dump_stack+0x1b9/0x294 [ 535.421174] ? dump_stack_print_info.cold.2+0x52/0x52 [ 535.426379] should_fail.cold.4+0xa/0x1a [ 535.430446] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 535.435554] ? graph_lock+0x170/0x170 [ 535.439360] ? find_held_lock+0x36/0x1c0 [ 535.443426] ? __lock_is_held+0xb5/0x140 [ 535.447500] ? check_same_owner+0x320/0x320 [ 535.451831] ? kasan_check_write+0x14/0x20 [ 535.456072] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 535.461007] ? rcu_note_context_switch+0x710/0x710 [ 535.465955] __should_failslab+0x124/0x180 [ 535.470216] should_failslab+0x9/0x14 [ 535.474022] kmem_cache_alloc+0x2af/0x760 [ 535.478169] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 535.483100] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 535.488129] __kernfs_new_node+0xe7/0x580 [ 535.492866] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 535.497635] ? mutex_unlock+0xd/0x10 [ 535.501355] ? kernfs_activate+0x20e/0x2a0 [ 535.505594] ? kernfs_walk_and_get_ns+0x320/0x320 [ 535.510446] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 535.515978] ? kernfs_link_sibling+0x1d2/0x3b0 [ 535.520582] kernfs_new_node+0x80/0xf0 [ 535.524482] __kernfs_create_file+0x4d/0x330 [ 535.528892] sysfs_add_file_mode_ns+0x21a/0x560 [ 535.533559] internal_create_group+0x282/0x970 [ 535.538143] sysfs_create_groups+0x9b/0x150 [ 535.542474] device_add+0x84d/0x16d0 [ 535.546186] ? device_private_init+0x230/0x230 [ 535.550755] ? kfree+0x1e9/0x260 [ 535.554116] ? kfree_const+0x5e/0x70 [ 535.557824] device_create_groups_vargs+0x1ff/0x270 [ 535.562844] device_create_vargs+0x46/0x60 [ 535.567083] bdi_register_va.part.10+0xbb/0x9b0 [ 535.571752] ? cgwb_kill+0x630/0x630 [ 535.575463] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 535.580990] ? bdi_init+0x416/0x510 [ 535.584614] ? wb_init+0x9e0/0x9e0 [ 535.588145] ? bdi_alloc_node+0x67/0xe0 [ 535.592130] ? bdi_alloc_node+0x67/0xe0 [ 535.596118] ? rcu_read_lock_sched_held+0x108/0x120 [ 535.601134] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 535.606412] ? _raw_spin_unlock+0x22/0x30 [ 535.610566] bdi_register_va+0x68/0x80 [ 535.614467] super_setup_bdi_name+0x123/0x220 [ 535.618961] ? kill_block_super+0x100/0x100 [ 535.623291] ? kmem_cache_alloc_trace+0x616/0x780 [ 535.628141] ? match_wildcard+0x3c0/0x3c0 [ 535.632282] ? trace_hardirqs_on+0xd/0x10 [ 535.636450] fuse_fill_super+0xe6e/0x1e20 [ 535.640600] ? fuse_get_root_inode+0x190/0x190 [ 535.645179] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 535.650198] ? kasan_check_read+0x11/0x20 [ 535.654361] ? cap_capable+0x1f9/0x260 [ 535.658257] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 535.663795] ? security_capable+0x99/0xc0 [ 535.667938] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 535.673466] ? ns_capable_common+0x13f/0x170 [ 535.677868] ? get_anon_bdev+0x2f0/0x2f0 [ 535.681928] ? sget+0x113/0x150 [ 535.685210] ? fuse_get_root_inode+0x190/0x190 [ 535.689802] mount_nodev+0x6b/0x110 [ 535.693432] fuse_mount+0x2c/0x40 [ 535.696880] mount_fs+0xae/0x328 [ 535.700244] vfs_kern_mount.part.34+0xd4/0x4d0 [ 535.704817] ? may_umount+0xb0/0xb0 [ 535.708436] ? _raw_read_unlock+0x22/0x30 [ 535.712571] ? __get_fs_type+0x97/0xc0 [ 535.716456] do_mount+0x564/0x3070 [ 535.720009] ? copy_mount_string+0x40/0x40 [ 535.724240] ? rcu_pm_notify+0xc0/0xc0 [ 535.728126] ? copy_mount_options+0x5f/0x380 [ 535.732526] ? rcu_read_lock_sched_held+0x108/0x120 [ 535.737533] ? kmem_cache_alloc_trace+0x616/0x780 [ 535.742373] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 535.747900] ? _copy_from_user+0xdf/0x150 [ 535.752044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 535.757573] ? copy_mount_options+0x285/0x380 [ 535.762065] ksys_mount+0x12d/0x140 [ 535.765701] __x64_sys_mount+0xbe/0x150 [ 535.769665] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 535.774676] do_syscall_64+0x1b1/0x800 [ 535.778553] ? finish_task_switch+0x1ca/0x840 [ 535.783041] ? syscall_return_slowpath+0x5c0/0x5c0 [ 535.787964] ? syscall_return_slowpath+0x30f/0x5c0 [ 535.792902] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 535.798273] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 535.803114] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 535.808290] RIP: 0033:0x455a09 [ 535.811465] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 535.819166] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 535.826433] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 535.833694] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 535.840952] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 535.848212] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:12 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=@ipv4_newrule={0x20, 0x20, 0x1, 0x0, 0x0, {0x2}}, 0x20}, 0x1}, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x280000, 0x0) openat(r1, &(0x7f00000000c0)='./file0\x00', 0x80, 0x20) 2018/05/24 10:44:12 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x4e22, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x80, &(0x7f0000000040), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB="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"], 0x12a0}}], 0x2, 0x0) 2018/05/24 10:44:12 executing program 2: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$sock_void(r0, 0x29, 0x4000000000004, 0x0, 0x0) 2018/05/24 10:44:12 executing program 7: setitimer(0x0, &(0x7f0000000fe0)={{0x100000000000}, {0x0, 0x2710}}, &(0x7f0000000440)) r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x6ecf8783, 0x0) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r0, 0xc01064b5, &(0x7f00000000c0)={&(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, 0x0], 0x5}) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000040)) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r0, 0xc4c85513, &(0x7f0000000480)={{0x40, 0x3, 0xfff, 0x0, "f896c5086377fb369b4b2a024a4f9cf5ce63ac02ac0fa493c1399aa6706e658dfcc79a62c0282bb2af3d9289", 0x2}, 0x9207, [0x100000000, 0x1, 0x0, 0x7fff, 0xffffffffffff8001, 0x1, 0x1, 0x9, 0x0, 0x5, 0x7, 0x3, 0x321, 0x8, 0xfff, 0x40, 0x100000001, 0x9, 0xfffffffffffffbff, 0x7, 0x8000, 0xfffffffffffffffb, 0x2, 0x4, 0xa5e6, 0x2, 0x1, 0x8, 0x8f, 0x46a, 0x3, 0xbdb0, 0x6, 0x0, 0x7, 0x6, 0x100000001, 0x8000, 0x65, 0x0, 0x5, 0x9, 0x2, 0x7fffffff, 0x3, 0x1, 0x40, 0x7ff, 0x2, 0x9f, 0x401, 0x200, 0x1, 0x4, 0x9d59, 0x9, 0x60fe, 0x7, 0x3, 0x2, 0xfffffffffffffffa, 0x10001, 0x800, 0x5, 0x4, 0x8, 0x4a5, 0x1, 0x0, 0x2be6, 0x6, 0x8, 0x800, 0x7, 0x5, 0x3, 0xfff, 0x5, 0x83, 0x6, 0x8a1, 0x4, 0x100000000, 0x9f, 0x100000001, 0x20, 0x100000001, 0x0, 0x601, 0x31f, 0x6, 0x5, 0x7f, 0x100000000, 0x9, 0x7, 0x9, 0x10000, 0x1, 0x9, 0xe000000, 0x200, 0x0, 0x4, 0x3, 0x2, 0x3ff, 0xfffffffffffff801, 0x1000, 0x889, 0x20, 0x7, 0x6, 0x1, 0x7, 0x3, 0x11b, 0x2, 0x7, 0x8, 0x4, 0x80000001, 0x81, 0x1ff, 0x4, 0xffff, 0x3, 0x7fff]}) 2018/05/24 10:44:12 executing program 3 (fault-call:6 fault-nth:57): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:12 executing program 1: r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x4000, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f00000000c0)={{0x2, 0x4e20, @broadcast=0xffffffff}, {0x306, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x8, {0x2, 0x4e24, @loopback=0x7f000001}, 'team0\x00'}) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r2, 0xae60) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_MP_STATE(r3, 0x4004ae99, &(0x7f0000000080)=0x3) ioctl$KVM_REGISTER_COALESCED_MMIO(r2, 0x4010ae67, &(0x7f0000000000)={0x4000, 0x18000}) ioctl$KVM_RUN(r3, 0x8004ae98, 0x707000) 2018/05/24 10:44:12 executing program 0: r0 = gettid() rt_sigprocmask(0x0, &(0x7f0000037ff8)={0xfffffffffffffffe}, 0x0, 0x8) clock_gettime(0x0, &(0x7f0000000140)={0x0}) rt_sigtimedwait(&(0x7f0000000100)={0x7fff}, 0x0, &(0x7f0000000180)={r1}, 0x8) clock_nanosleep(0x0, 0x0, &(0x7f00000001c0)={0x0, 0x1c9c380}, &(0x7f0000000200)) r2 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) bind$ax25(r2, &(0x7f0000000000)={0x3, {"c767b9df79f848"}, 0xa5}, 0x10) rt_sigqueueinfo(r0, 0xe, &(0x7f00000000c0)={0x0, 0x0, 0xfffffffffffffffe}) 2018/05/24 10:44:12 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) [ 536.355067] FAULT_INJECTION: forcing a failure. [ 536.355067] name failslab, interval 1, probability 0, space 0, times 0 [ 536.366546] CPU: 0 PID: 1925 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 536.373744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 536.383131] Call Trace: [ 536.385732] dump_stack+0x1b9/0x294 [ 536.389377] ? dump_stack_print_info.cold.2+0x52/0x52 [ 536.394588] should_fail.cold.4+0xa/0x1a [ 536.398658] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 536.403767] ? graph_lock+0x170/0x170 [ 536.407572] ? find_held_lock+0x36/0x1c0 [ 536.411645] ? __lock_is_held+0xb5/0x140 [ 536.415721] ? check_same_owner+0x320/0x320 [ 536.420036] ? kasan_check_write+0x14/0x20 [ 536.424268] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 536.429202] ? rcu_note_context_switch+0x710/0x710 [ 536.434141] __should_failslab+0x124/0x180 [ 536.438375] should_failslab+0x9/0x14 [ 536.442168] kmem_cache_alloc+0x2af/0x760 [ 536.446323] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 536.451254] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 536.456271] __kernfs_new_node+0xe7/0x580 [ 536.460426] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 536.465179] ? mutex_unlock+0xd/0x10 [ 536.468885] ? kernfs_activate+0x20e/0x2a0 [ 536.473119] ? kernfs_walk_and_get_ns+0x320/0x320 [ 536.477967] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 536.483502] ? kernfs_link_sibling+0x1d2/0x3b0 [ 536.488098] kernfs_new_node+0x80/0xf0 [ 536.491995] __kernfs_create_file+0x4d/0x330 [ 536.496411] sysfs_add_file_mode_ns+0x21a/0x560 [ 536.501087] internal_create_group+0x282/0x970 [ 536.505676] sysfs_create_groups+0x9b/0x150 [ 536.509994] device_add+0x84d/0x16d0 [ 536.513719] ? device_private_init+0x230/0x230 [ 536.518294] ? kfree+0x1e9/0x260 [ 536.521655] ? kfree_const+0x5e/0x70 [ 536.525367] device_create_groups_vargs+0x1ff/0x270 [ 536.530384] device_create_vargs+0x46/0x60 [ 536.534618] bdi_register_va.part.10+0xbb/0x9b0 [ 536.539287] ? cgwb_kill+0x630/0x630 [ 536.542998] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 536.548527] ? bdi_init+0x416/0x510 [ 536.552147] ? wb_init+0x9e0/0x9e0 [ 536.555687] ? bdi_alloc_node+0x67/0xe0 [ 536.559650] ? bdi_alloc_node+0x67/0xe0 [ 536.563618] ? rcu_read_lock_sched_held+0x108/0x120 [ 536.568630] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 536.573905] ? _raw_spin_unlock+0x22/0x30 [ 536.578052] bdi_register_va+0x68/0x80 [ 536.581936] super_setup_bdi_name+0x123/0x220 [ 536.586425] ? kill_block_super+0x100/0x100 [ 536.590745] ? kmem_cache_alloc_trace+0x616/0x780 [ 536.595583] ? match_wildcard+0x3c0/0x3c0 [ 536.599724] ? trace_hardirqs_on+0xd/0x10 [ 536.603876] fuse_fill_super+0xe6e/0x1e20 [ 536.608029] ? fuse_get_root_inode+0x190/0x190 [ 536.612612] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 536.617635] ? kasan_check_read+0x11/0x20 [ 536.621782] ? cap_capable+0x1f9/0x260 [ 536.625680] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 536.631224] ? security_capable+0x99/0xc0 [ 536.635370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 536.640911] ? ns_capable_common+0x13f/0x170 [ 536.645315] ? get_anon_bdev+0x2f0/0x2f0 [ 536.649369] ? sget+0x113/0x150 [ 536.652645] ? fuse_get_root_inode+0x190/0x190 [ 536.657226] mount_nodev+0x6b/0x110 [ 536.660851] fuse_mount+0x2c/0x40 [ 536.664303] mount_fs+0xae/0x328 [ 536.667666] vfs_kern_mount.part.34+0xd4/0x4d0 [ 536.672252] ? may_umount+0xb0/0xb0 [ 536.675875] ? _raw_read_unlock+0x22/0x30 [ 536.680012] ? __get_fs_type+0x97/0xc0 [ 536.683901] do_mount+0x564/0x3070 [ 536.687453] ? copy_mount_string+0x40/0x40 [ 536.691684] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 536.696449] ? retint_kernel+0x10/0x10 [ 536.700348] ? copy_mount_options+0x1e3/0x380 [ 536.704847] ? write_comp_data+0x70/0x70 [ 536.708904] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 536.714435] ? copy_mount_options+0x285/0x380 [ 536.718950] ksys_mount+0x12d/0x140 [ 536.722577] __x64_sys_mount+0xbe/0x150 [ 536.726542] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 536.731556] do_syscall_64+0x1b1/0x800 [ 536.735439] ? syscall_return_slowpath+0x5c0/0x5c0 [ 536.740361] ? syscall_return_slowpath+0x30f/0x5c0 [ 536.745322] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 536.750684] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 536.755527] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 536.760718] RIP: 0033:0x455a09 [ 536.763896] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 536.771611] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 536.778870] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 536.786133] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 536.793401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 2018/05/24 10:44:12 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000100)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4309(rfc4106(gcm(aes)))\x00'}, 0xfffffffffffffc70) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="71e67a11cdf8311cfc093a52a7d86bd1", 0x10) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000300)="f2ec0638d7899e891dcd824fc9e4e54cadcff7244bc8f5f213d715ab26e0a4e2deef87f05dfd5fba2f8b113d06e2fb0d2e85130a3d5450e22558f21c9ef7d6afe9e74beb926e195a74406c5b5c8a6d092f3f337ad31dd7e5a141ee7c3cdae1a59be404d27c6189bcc43fa286a96bdee4cba8bb8c8c5cccdfdefd35f6bbf157ea12b32cae78745c125988f0af5e5ef481", 0x90}], 0x1, &(0x7f0000000180)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) recvmmsg(r1, &(0x7f000000bb40)=[{{&(0x7f0000007a00)=@hci, 0x80, &(0x7f0000007bc0)=[{&(0x7f0000007a80)=""/57, 0x39}, {&(0x7f0000007ac0)=""/222, 0xde}], 0x2, &(0x7f0000007c00)=""/214, 0xd6}}], 0x1, 0x0, &(0x7f000000bc80)) 2018/05/24 10:44:12 executing program 7: r0 = socket$inet(0x2, 0x3, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000a40000)={0x2, {{0x2, 0x0, @rand_addr=0xffffffffedddb9a5}}}, 0x90) close(r0) 2018/05/24 10:44:12 executing program 1: syz_emit_ethernet(0x3e, &(0x7f0000000140)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}, @dev={0xac, 0x14, 0x14, 0x11}}, @icmp=@parameter_prob={0xd, 0x4, 0x0, 0x0, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={0xac, 0x5c, 0x14, 0xaa}, @dev={0xac, 0x14, 0x14}}}}}}}, &(0x7f0000000100)) unshare(0x8000000) 2018/05/24 10:44:12 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000040), 0x0) sendto$inet(r0, &(0x7f00000007c0), 0x0, 0x200007f8, &(0x7f00000008c0)={0x2, 0x4e23}, 0x10) r1 = socket(0xa, 0x1, 0x0) setsockopt$inet_mreqsrc(r1, 0x0, 0x27, &(0x7f0000000080)={@multicast2=0xe0000002, @local={0xac, 0x14, 0x14, 0xaa}, @loopback=0x7f000001}, 0xc) r2 = socket(0xa, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r3 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x400040, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(0xffffffffffffff9c, 0xc018620b, &(0x7f0000000040)={0x0}) ioctl$BINDER_GET_NODE_DEBUG_INFO(r3, 0xc018620b, &(0x7f00000000c0)={r4}) sendto(r0, &(0x7f0000000140)="c9", 0x1, 0x0, 0x0, 0x0) [ 536.800661] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:12 executing program 3 (fault-call:6 fault-nth:58): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:12 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000000080)='/dev/null\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000480)=ANY=[@ANYPTR64=&(0x7f00000002c0)=ANY=[@ANYPTR=&(0x7f0000000580)=ANY=[@ANYBLOB="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"]]], &(0x7f0000000340)=0x1) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) r4 = socket(0xa, 0x1, 0x0) ioctl(r4, 0x8912, &(0x7f0000000000)="4626262c8523bf012cf66f") alarm(0x0) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x0, 0x0, &(0x7f0000000040), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) pipe2(&(0x7f0000000000), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 536.854200] netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. [ 536.870917] netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. [ 537.076158] FAULT_INJECTION: forcing a failure. [ 537.076158] name failslab, interval 1, probability 0, space 0, times 0 [ 537.087523] CPU: 0 PID: 1968 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 537.094740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 537.104116] Call Trace: [ 537.106709] dump_stack+0x1b9/0x294 [ 537.110340] ? dump_stack_print_info.cold.2+0x52/0x52 [ 537.115536] should_fail.cold.4+0xa/0x1a [ 537.119613] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 537.124722] ? graph_lock+0x170/0x170 [ 537.128529] ? find_held_lock+0x36/0x1c0 [ 537.132590] ? __lock_is_held+0xb5/0x140 [ 537.136660] ? check_same_owner+0x320/0x320 [ 537.140987] ? kasan_check_write+0x14/0x20 [ 537.145221] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 537.150154] ? rcu_note_context_switch+0x710/0x710 [ 537.155085] __should_failslab+0x124/0x180 [ 537.159325] should_failslab+0x9/0x14 [ 537.163127] kmem_cache_alloc+0x2af/0x760 [ 537.167273] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 537.172211] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 537.177242] __kernfs_new_node+0xe7/0x580 [ 537.181392] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 537.186157] ? mutex_unlock+0xd/0x10 [ 537.189868] ? kernfs_activate+0x20e/0x2a0 [ 537.194112] ? kernfs_walk_and_get_ns+0x320/0x320 [ 537.198970] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 537.204513] ? kernfs_link_sibling+0x1d2/0x3b0 [ 537.209115] kernfs_new_node+0x80/0xf0 [ 537.213004] __kernfs_create_file+0x4d/0x330 [ 537.217412] sysfs_add_file_mode_ns+0x21a/0x560 [ 537.222094] sysfs_add_file+0x4e/0x60 [ 537.225892] sysfs_merge_group+0xfa/0x230 [ 537.230050] dpm_sysfs_add+0x161/0x210 [ 537.233932] device_add+0xa11/0x16d0 [ 537.237647] ? device_private_init+0x230/0x230 [ 537.242241] ? kfree+0x1e9/0x260 [ 537.245605] ? kfree_const+0x5e/0x70 [ 537.249315] device_create_groups_vargs+0x1ff/0x270 [ 537.254330] device_create_vargs+0x46/0x60 [ 537.258564] bdi_register_va.part.10+0xbb/0x9b0 [ 537.263235] ? cgwb_kill+0x630/0x630 [ 537.266943] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 537.272470] ? bdi_init+0x416/0x510 [ 537.276091] ? wb_init+0x9e0/0x9e0 [ 537.279628] ? bdi_alloc_node+0x67/0xe0 [ 537.283594] ? bdi_alloc_node+0x67/0xe0 [ 537.287569] ? rcu_read_lock_sched_held+0x108/0x120 [ 537.292666] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 537.297949] ? _raw_spin_unlock+0x22/0x30 [ 537.302105] bdi_register_va+0x68/0x80 [ 537.305993] super_setup_bdi_name+0x123/0x220 [ 537.310485] ? kill_block_super+0x100/0x100 [ 537.314805] ? kmem_cache_alloc_trace+0x616/0x780 [ 537.319642] ? match_wildcard+0x3c0/0x3c0 [ 537.323788] ? trace_hardirqs_on+0xd/0x10 [ 537.327940] fuse_fill_super+0xe6e/0x1e20 [ 537.332097] ? fuse_get_root_inode+0x190/0x190 [ 537.336679] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 537.341702] ? kasan_check_read+0x11/0x20 [ 537.345850] ? cap_capable+0x1f9/0x260 [ 537.349760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 537.355294] ? security_capable+0x99/0xc0 [ 537.359444] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 537.364987] ? ns_capable_common+0x13f/0x170 [ 537.369403] ? get_anon_bdev+0x2f0/0x2f0 [ 537.373459] ? sget+0x113/0x150 [ 537.376737] ? fuse_get_root_inode+0x190/0x190 [ 537.381318] mount_nodev+0x6b/0x110 [ 537.384945] fuse_mount+0x2c/0x40 [ 537.388408] mount_fs+0xae/0x328 [ 537.391785] vfs_kern_mount.part.34+0xd4/0x4d0 [ 537.396364] ? may_umount+0xb0/0xb0 [ 537.399985] ? _raw_read_unlock+0x22/0x30 [ 537.404125] ? __get_fs_type+0x97/0xc0 [ 537.408023] do_mount+0x564/0x3070 [ 537.411562] ? copy_mount_string+0x40/0x40 [ 537.415789] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 537.420804] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 537.425559] ? retint_kernel+0x10/0x10 [ 537.429456] ? copy_mount_options+0x1f0/0x380 [ 537.433946] ? copy_mount_options+0x1fa/0x380 [ 537.438438] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 537.443979] ? copy_mount_options+0x285/0x380 [ 537.448486] ksys_mount+0x12d/0x140 [ 537.452113] __x64_sys_mount+0xbe/0x150 [ 537.456081] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 537.461092] do_syscall_64+0x1b1/0x800 [ 537.464974] ? finish_task_switch+0x1ca/0x840 [ 537.469466] ? syscall_return_slowpath+0x5c0/0x5c0 [ 537.474395] ? syscall_return_slowpath+0x30f/0x5c0 [ 537.479330] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 537.484701] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 537.489554] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 537.494735] RIP: 0033:0x455a09 [ 537.497917] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 537.505622] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 537.512889] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 537.520151] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 537.527418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 537.534685] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:13 executing program 1: clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f00000001c0)) mknod(&(0x7f0000000080)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000000180)='./file0\x00', &(0x7f0000000140), &(0x7f0000000300)=[&(0x7f0000000340)="c9d6d460602afc5b00", &(0x7f0000000200)='sessionid\x00', &(0x7f0000000280)="6e6f646576d65e00", &(0x7f00000002c0)="000000050daf78496400"]) r0 = inotify_init1(0x400) r1 = getpid() fcntl$setown(r0, 0x8, 0xffffffffffffffff) r2 = syz_open_procfs(r1, &(0x7f0000000040)='sessionid\x00') ioctl$TIOCGSOFTCAR(r2, 0x5419, &(0x7f00000000c0)) setsockopt$SO_RDS_MSG_RXPATH_LATENCY(r2, 0x114, 0xa, &(0x7f0000000140)={0x2, "e917"}, 0x3) r3 = socket(0x2, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") dup2(0xffffffffffffffff, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f0000000080)={0x0, 0x0}) kcmp$KCMP_EPOLL_TFD(r4, r1, 0x4, 0xffffffffffffffff, &(0x7f0000000100)) open$dir(&(0x7f0000000000)='./file0\x00', 0x27e, 0x0) 2018/05/24 10:44:13 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = syz_open_dev$sg(&(0x7f0000000100)='/dev/sg#\x00', 0x0, 0x8800) ioctl$SG_IO(r1, 0x2284, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, @buffer={0x0, 0xf6, &(0x7f0000000140)=""/246}, &(0x7f0000000040), &(0x7f0000000340)=""/194, 0x0, 0x0, 0x0, &(0x7f0000000280)}) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x3, 0x4, 0x8000}, 0x4) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000440)={0x0}, &(0x7f0000000480)=0xc) r3 = syz_open_dev$adsp(&(0x7f00000004c0)='/dev/adsp#\x00', 0x7, 0x40) perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0xfff, 0x5, 0x5, 0x100, 0x0, 0x0, 0x80000, 0x1, 0x4, 0xfffffffffffffffe, 0x5, 0x6, 0xfffffffffffffffe, 0xfffffffffffffff7, 0xbfe, 0x5, 0x7, 0x6, 0x56, 0x5d62dbf9, 0x3f, 0x0, 0x100000001, 0x3ff, 0x9, 0x4, 0x2, 0x7, 0xc5, 0x1ff, 0x7, 0x10001, 0x2, 0xffffffffffffff6b, 0x0, 0x1, 0x0, 0x7fff, 0x5, @perf_bp={&(0x7f0000000040), 0xa}, 0xc000, 0x100, 0x7, 0x3, 0x100000000, 0x4, 0x3}, r2, 0xb, r3, 0x1) 2018/05/24 10:44:13 executing program 2: rt_sigprocmask(0x0, &(0x7f0000000100)={0xfffffffffffffffe}, 0x0, 0x8) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x20140, 0x0) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) utimensat(r0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000140)={{r1, r2/1000+30000}, {0x0, 0x7530}}, 0x100) mq_timedreceive(r0, &(0x7f0000000180)=""/53, 0x35, 0x6, &(0x7f00000001c0)={0x0, 0x989680}) mq_timedreceive(0xffffffffffffffff, &(0x7f0000000080)=""/1, 0x1, 0x0, &(0x7f0000000100)) 2018/05/24 10:44:13 executing program 7: r0 = syz_open_dev$sg(&(0x7f00000000c0)='/dev/sg#\x00', 0x0, 0x0) ioctl$SG_SCSI_RESET(r0, 0x2286, 0x707000) r1 = add_key(&(0x7f0000000000)='.dead\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000080)="de7ad3427c9469024fde3018445be85196cb501e3963fe044ac853875c3420105f81fe510c341a36e2293e91a347d1007df8e0cbad98ad486537ac8e", 0x3c, 0xfffffffffffffffd) r2 = request_key(&(0x7f0000000180)='pkcs7_test\x00', &(0x7f00000001c0)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000200)='/dev/sg#\x00', 0xfffffffffffffffc) stat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r3) keyctl$search(0xa, r1, &(0x7f0000000100)='ceph\x00', &(0x7f0000000140)={0x73, 0x79, 0x7a, 0x1}, r2) dup3(r0, r0, 0x80000) 2018/05/24 10:44:13 executing program 0: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x2, 0x80) unlinkat(r0, &(0x7f0000000040)='./file0\x00', 0x200) accept4$vsock_stream(r0, &(0x7f0000000080)={0x28, 0x0, 0x2711, @host=0x2}, 0x10, 0x800) r1 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_buf(r1, 0x29, 0x33, &(0x7f0000001140)=""/4096, &(0x7f0000002140)=0x1000) 2018/05/24 10:44:13 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:13 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") write$binfmt_elf32(r0, &(0x7f00000003c0)={{0x7f, 0x45, 0x4c, 0x46, 0x20, 0x1, 0x9, 0x6, 0x789000000000000, 0x3, 0x3e, 0xeb73, 0x324, 0x38, 0x2fb, 0x7, 0x8ff0000000000, 0x20, 0x1, 0x48b, 0x9, 0x2}, [{0x3, 0x20, 0x2, 0x10000, 0x7, 0x401, 0x3, 0xfd}, {0x4f20f280c78d8e6d, 0x6, 0x7fff, 0x4, 0xa192, 0x6, 0x4, 0x8}], "0707cecb2c681900b98345bf36475aa6067d1dc05c50d04faac295eb1a78a67f01c50b4fe487853587", [[], [], [], [], [], [], [], [], []]}, 0x9a1) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) dup3(r1, r2, 0x0) poll(&(0x7f0000000380)=[{r3, 0x200}, {r2}, {r3}], 0x3, 0x0) 2018/05/24 10:44:13 executing program 3 (fault-call:6 fault-nth:59): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:13 executing program 2: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f0000027000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x50, &(0x7f000000a000)) r0 = creat(&(0x7f0000df1000)='./file0/bus\x00', 0xbc9dc8fbd81cb4b1) fcntl$lock(r0, 0x7, &(0x7f0000027000)={0x1}) unshare(0x3fffe) write(r0, &(0x7f00000000c0)='=', 0x1) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = creat(&(0x7f00001d3ff4)='./file0/bus\x00', 0x0) dup2(r2, r0) 2018/05/24 10:44:13 executing program 7: clone(0xfffffffffffffffe, &(0x7f0000000000), &(0x7f0000000080), &(0x7f0000000000), &(0x7f00000000c0)="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") 2018/05/24 10:44:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10}, 0x5a, &(0x7f0000000240)={&(0x7f0000000280)=ANY=[@ANYBLOB="30000000000000000000000a00000000000000000000001400050080000000000000000000000000000000ddff05a46793e236fcdab01e740431dd9f715a1d3a529c2272592db7ea8e5e6ad2d4ee1e2c06629d0a846cba6047a195569a25700ba74c4afc28203d9d13fa578f87764d9427238be6694b3e16f6c995ad244b5afe32df5ce90618adacbc49d7858a97712af6939540e6adb79739fcd29891a2885abe0552728886aa05af7505f80b01fb56b8b9da7dafdcb4e6934140d9a437aa16e962c98319b29547a7c0394044421bd0"], 0x30}, 0x1}, 0x0) 2018/05/24 10:44:13 executing program 4: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f00000000c0)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace(0x4203, r1) ptrace$getregs(0x3, r1, 0x0, &(0x7f0000000000)=""/38) 2018/05/24 10:44:13 executing program 5: r0 = socket$rds(0x15, 0x5, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$rds(r0, &(0x7f0000002ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) getsockopt$sock_int(r0, 0x1, 0x2d, &(0x7f0000000040), &(0x7f0000000080)=0x4) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00000000c0)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000100)={0x0, 0x2, 0x30, 0x2, 0x9}, &(0x7f0000000140)=0x18) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r1, 0x84, 0x1b, &(0x7f0000000340)={r2, 0x1000, "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"}, &(0x7f0000000200)=0x1008) sendmsg$rds(r0, &(0x7f0000006fc8)={&(0x7f000001dff0)={0x2, 0x0, @multicast1=0xe0000001}, 0x10, &(0x7f0000004000), 0x0, &(0x7f00000002c0)=[@cswp={0x58, 0x114, 0x2, {{}, &(0x7f0000000180), &(0x7f00000001c0)}}], 0x58}, 0x0) ioctl$sock_SIOCDELDLCI(r1, 0x8981, &(0x7f0000000240)={'veth0_to_bond\x00', 0x7}) [ 537.878753] FAULT_INJECTION: forcing a failure. [ 537.878753] name failslab, interval 1, probability 0, space 0, times 0 [ 537.890212] CPU: 0 PID: 2006 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 537.897425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 537.906794] Call Trace: [ 537.909396] dump_stack+0x1b9/0x294 [ 537.913020] ? dump_stack_print_info.cold.2+0x52/0x52 [ 537.918236] should_fail.cold.4+0xa/0x1a [ 537.922294] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 537.927397] ? graph_lock+0x170/0x170 [ 537.931220] ? find_held_lock+0x36/0x1c0 [ 537.935303] ? __lock_is_held+0xb5/0x140 [ 537.939387] ? check_same_owner+0x320/0x320 [ 537.943711] ? kasan_check_write+0x14/0x20 [ 537.947948] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 537.952883] ? rcu_note_context_switch+0x710/0x710 [ 537.957829] __should_failslab+0x124/0x180 [ 537.962062] should_failslab+0x9/0x14 [ 537.965862] kmem_cache_alloc+0x2af/0x760 [ 537.970015] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 537.974944] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 537.979972] __kernfs_new_node+0xe7/0x580 [ 537.984146] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 537.988924] ? mutex_unlock+0xd/0x10 [ 537.992634] ? kernfs_activate+0x20e/0x2a0 [ 537.996861] ? kernfs_walk_and_get_ns+0x320/0x320 [ 538.001709] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 538.007263] ? kernfs_link_sibling+0x1d2/0x3b0 [ 538.011871] kernfs_new_node+0x80/0xf0 [ 538.015765] __kernfs_create_file+0x4d/0x330 [ 538.020171] sysfs_add_file_mode_ns+0x21a/0x560 [ 538.024853] internal_create_group+0x282/0x970 [ 538.029457] sysfs_create_groups+0x9b/0x150 [ 538.033797] device_add+0x84d/0x16d0 [ 538.037518] ? device_private_init+0x230/0x230 [ 538.042101] ? kfree+0x1e9/0x260 [ 538.045459] ? kfree_const+0x5e/0x70 [ 538.049190] device_create_groups_vargs+0x1ff/0x270 [ 538.054210] device_create_vargs+0x46/0x60 [ 538.058438] bdi_register_va.part.10+0xbb/0x9b0 [ 538.063096] ? cgwb_kill+0x630/0x630 [ 538.066813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 538.072340] ? bdi_init+0x416/0x510 [ 538.075965] ? wb_init+0x9e0/0x9e0 [ 538.079503] ? bdi_alloc_node+0x67/0xe0 [ 538.083462] ? bdi_alloc_node+0x67/0xe0 [ 538.087424] ? rcu_read_lock_sched_held+0x108/0x120 [ 538.092429] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 538.097728] bdi_register_va+0x68/0x80 [ 538.101616] super_setup_bdi_name+0x123/0x220 [ 538.106186] ? kill_block_super+0x100/0x100 [ 538.110498] ? kmem_cache_alloc_trace+0x616/0x780 [ 538.115344] ? match_wildcard+0x3c0/0x3c0 [ 538.119490] ? trace_hardirqs_on+0xd/0x10 [ 538.123633] fuse_fill_super+0xe6e/0x1e20 [ 538.127776] ? fuse_get_root_inode+0x190/0x190 [ 538.132350] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 538.137365] ? kasan_check_read+0x11/0x20 [ 538.141505] ? cap_capable+0x1f9/0x260 [ 538.145384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 538.150920] ? security_capable+0x99/0xc0 [ 538.155077] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 538.160627] ? ns_capable_common+0x13f/0x170 [ 538.165046] ? get_anon_bdev+0x2f0/0x2f0 [ 538.169109] ? sget+0x113/0x150 [ 538.172381] ? fuse_get_root_inode+0x190/0x190 [ 538.176966] mount_nodev+0x6b/0x110 [ 538.180595] fuse_mount+0x2c/0x40 [ 538.184045] mount_fs+0xae/0x328 [ 538.187410] vfs_kern_mount.part.34+0xd4/0x4d0 [ 538.191985] ? may_umount+0xb0/0xb0 [ 538.195610] ? _raw_read_unlock+0x22/0x30 [ 538.199744] ? __get_fs_type+0x97/0xc0 [ 538.203642] do_mount+0x564/0x3070 [ 538.207194] ? copy_mount_string+0x40/0x40 [ 538.211422] ? rcu_pm_notify+0xc0/0xc0 [ 538.215306] ? copy_mount_options+0x5f/0x380 [ 538.219705] ? rcu_read_lock_sched_held+0x108/0x120 [ 538.224710] ? kmem_cache_alloc_trace+0x616/0x780 [ 538.229548] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 538.235078] ? _copy_from_user+0xdf/0x150 [ 538.239220] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 538.244746] ? copy_mount_options+0x285/0x380 [ 538.249243] ksys_mount+0x12d/0x140 [ 538.252863] __x64_sys_mount+0xbe/0x150 [ 538.256825] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 538.261836] do_syscall_64+0x1b1/0x800 [ 538.265722] ? finish_task_switch+0x1ca/0x840 [ 538.270206] ? syscall_return_slowpath+0x5c0/0x5c0 [ 538.275127] ? syscall_return_slowpath+0x30f/0x5c0 [ 538.280066] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 538.285425] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 538.290283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 538.295469] RIP: 0033:0x455a09 [ 538.298653] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 538.306352] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 538.313609] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 538.320879] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 538.328154] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 538.335421] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:14 executing program 7: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") syz_mount_image$xfs(&(0x7f0000000000)='xfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f00000003c0), 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB='nforce,\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00']) setgroups(0x0, &(0x7f0000000080)) 2018/05/24 10:44:14 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000280)=[@text64={0x40, &(0x7f0000000500)="0f0866b8ed008ec066ba4000b000eed2a807000000410f01cab98e0b0000b862000000ba000000000f30b90b0800000f320fc72a8f2a60128f00000000003000000fc7aa00100000", 0x48}], 0x0, 0x0, &(0x7f0000000040), 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000180)={0x5}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_VAPIC_ADDR(r2, 0x4008ae93, &(0x7f0000000040)=0x5002) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) 2018/05/24 10:44:14 executing program 3 (fault-call:6 fault-nth:60): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) [ 538.558813] XFS (loop7): unknown mount option [nforce]. [ 538.620517] XFS (loop7): unknown mount option [nforce]. [ 538.640129] FAULT_INJECTION: forcing a failure. [ 538.640129] name failslab, interval 1, probability 0, space 0, times 0 [ 538.651596] CPU: 1 PID: 2048 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 538.658806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 538.668169] Call Trace: [ 538.670777] dump_stack+0x1b9/0x294 [ 538.674420] ? dump_stack_print_info.cold.2+0x52/0x52 [ 538.679631] ? __mutex_lock+0x7d9/0x17f0 [ 538.683707] ? perf_trace_lock+0xd6/0x900 [ 538.687877] should_fail.cold.4+0xa/0x1a [ 538.692483] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 538.697615] ? graph_lock+0x170/0x170 [ 538.701440] ? find_held_lock+0x36/0x1c0 [ 538.705520] ? __lock_is_held+0xb5/0x140 [ 538.709630] ? check_same_owner+0x320/0x320 [ 538.713958] ? kasan_check_write+0x14/0x20 [ 538.718184] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 538.723101] ? rcu_note_context_switch+0x710/0x710 [ 538.728021] __should_failslab+0x124/0x180 [ 538.732245] should_failslab+0x9/0x14 [ 538.736036] kmem_cache_alloc+0x2af/0x760 [ 538.740172] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 538.745095] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 538.750106] __kernfs_new_node+0xe7/0x580 [ 538.754242] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 538.759000] ? mutex_unlock+0xd/0x10 [ 538.762705] ? kernfs_activate+0x20e/0x2a0 [ 538.766934] ? kernfs_walk_and_get_ns+0x320/0x320 [ 538.771771] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 538.777300] ? kernfs_link_sibling+0x1d2/0x3b0 [ 538.781877] kernfs_new_node+0x80/0xf0 [ 538.785754] __kernfs_create_file+0x4d/0x330 [ 538.790164] sysfs_add_file_mode_ns+0x21a/0x560 [ 538.794825] sysfs_add_file+0x4e/0x60 [ 538.798629] sysfs_merge_group+0xfa/0x230 [ 538.802776] dpm_sysfs_add+0x161/0x210 [ 538.806665] device_add+0xa11/0x16d0 [ 538.810379] ? device_private_init+0x230/0x230 [ 538.814945] ? kfree+0x1e9/0x260 [ 538.818316] ? kfree_const+0x5e/0x70 [ 538.822019] device_create_groups_vargs+0x1ff/0x270 [ 538.827033] device_create_vargs+0x46/0x60 [ 538.831256] bdi_register_va.part.10+0xbb/0x9b0 [ 538.835911] ? cgwb_kill+0x630/0x630 [ 538.839617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 538.845137] ? bdi_init+0x416/0x510 [ 538.848761] ? wb_init+0x9e0/0x9e0 [ 538.852300] ? bdi_alloc_node+0x67/0xe0 [ 538.856262] ? bdi_alloc_node+0x67/0xe0 [ 538.860223] ? rcu_read_lock_sched_held+0x108/0x120 [ 538.865227] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 538.870491] ? _raw_spin_unlock+0x22/0x30 [ 538.874627] bdi_register_va+0x68/0x80 [ 538.878516] super_setup_bdi_name+0x123/0x220 [ 538.883007] ? kill_block_super+0x100/0x100 [ 538.887324] ? kmem_cache_alloc_trace+0x616/0x780 [ 538.892160] ? match_wildcard+0x3c0/0x3c0 [ 538.896294] ? trace_hardirqs_on+0xd/0x10 [ 538.900444] fuse_fill_super+0xe6e/0x1e20 [ 538.904600] ? fuse_get_root_inode+0x190/0x190 [ 538.909171] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 538.914187] ? kasan_check_read+0x11/0x20 [ 538.918323] ? cap_capable+0x1f9/0x260 [ 538.922200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 538.927724] ? security_capable+0x99/0xc0 [ 538.931865] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 538.937388] ? ns_capable_common+0x13f/0x170 [ 538.941872] ? get_anon_bdev+0x2f0/0x2f0 [ 538.945928] ? sget+0x113/0x150 [ 538.949196] ? fuse_get_root_inode+0x190/0x190 [ 538.953764] mount_nodev+0x6b/0x110 [ 538.957383] fuse_mount+0x2c/0x40 [ 538.960823] mount_fs+0xae/0x328 [ 538.964182] vfs_kern_mount.part.34+0xd4/0x4d0 [ 538.968753] ? may_umount+0xb0/0xb0 [ 538.972364] ? _raw_read_unlock+0x22/0x30 [ 538.976510] ? __get_fs_type+0x97/0xc0 [ 538.980404] do_mount+0x564/0x3070 [ 538.983936] ? copy_mount_string+0x40/0x40 [ 538.988158] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 538.993160] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 538.997906] ? retint_kernel+0x10/0x10 [ 539.001786] ? copy_mount_options+0x1f0/0x380 [ 539.006265] ? copy_mount_options+0x1fa/0x380 [ 539.010748] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 539.016281] ? copy_mount_options+0x285/0x380 [ 539.020766] ksys_mount+0x12d/0x140 [ 539.024379] __x64_sys_mount+0xbe/0x150 [ 539.028340] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 539.033344] do_syscall_64+0x1b1/0x800 [ 539.037219] ? finish_task_switch+0x1ca/0x840 [ 539.041702] ? syscall_return_slowpath+0x5c0/0x5c0 [ 539.046618] ? syscall_return_slowpath+0x30f/0x5c0 [ 539.051537] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 539.056890] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 539.061736] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 539.066911] RIP: 0033:0x455a09 [ 539.070085] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 539.077791] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 539.085046] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 539.092299] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 539.099572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 539.106836] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:15 executing program 5: r0 = syz_open_dev$sndtimer(&(0x7f00000002c0)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000001000)={{0x100000001}}) r1 = syz_open_dev$sndtimer(&(0x7f0000022ff1)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f000000efcc)={{0x100000001}}) ioctl$SNDRV_TIMER_IOCTL_START(r1, 0x54a0) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x145601, 0x0) ioctl$TUNGETFEATURES(r2, 0x800454cf, &(0x7f0000000040)) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) ioctl$SNDRV_TIMER_IOCTL_CONTINUE(r0, 0x54a2) 2018/05/24 10:44:15 executing program 7: r0 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x1, 0x4000) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000040)={0x0, r0, 0xf, 0x1}, 0x14) ioctl$int_in(r0, 0x800000c0045004, &(0x7f0000000000)) syz_init_net_socket$nfc_raw(0x27, 0x1, 0x0) socket$can_raw(0x1d, 0x3, 0x1) 2018/05/24 10:44:15 executing program 3 (fault-call:6 fault-nth:61): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:15 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:15 executing program 0: capset(&(0x7f0000000000)={0x19980330}, &(0x7f0000000140)) r0 = openat$audio(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/audio\x00', 0x80000, 0x0) setsockopt$bt_BT_DEFER_SETUP(r0, 0x112, 0x7, &(0x7f0000000200)=0xaa9a, 0x4) getgroups(0x2, &(0x7f0000000040)=[0xffffffffffffffff, 0xffffffffffffffff]) prctl$setfpexc(0xc, 0x90000) setresgid(0x0, 0x0, r1) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x101100, 0x0) ioctl$KVM_X86_SET_MCE(r2, 0x4040ae9e, &(0x7f0000000180)={0x800000000000000, 0x4003, 0xff, 0x8, 0x9}) ioctl$BLKROGET(r2, 0x125e, &(0x7f00000000c0)) ioctl$UFFDIO_UNREGISTER(r2, 0x8010aa01, &(0x7f0000000100)={&(0x7f0000ffd000/0x3000)=nil, 0x3000}) 2018/05/24 10:44:15 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mremap(&(0x7f0000008000/0x4000)=nil, 0x4000, 0x1000, 0x3, &(0x7f0000005000/0x1000)=nil) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x1, 0x0) r1 = socket(0xa, 0xb, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") close(r0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x4) 2018/05/24 10:44:15 executing program 2: r0 = syz_open_dev$binder(&(0x7f0000008ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = syz_open_dev$binder(&(0x7f000000fff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x8, 0x0, &(0x7f0000005fd4)=[@acquire={0x40046305}], 0x0, 0x0, &(0x7f0000002000)}) r2 = dup2(r1, r0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000040)={0x8, 0x0, &(0x7f0000000000)=[@acquire={0x40046305}], 0x0, 0x0, &(0x7f0000000300)}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000c6dfd0)={0x8, 0x0, &(0x7f0000dd0000)=ANY=[@ANYBLOB="0200000000fd1934"], 0x0, 0x0, &(0x7f0000008f37)}) 2018/05/24 10:44:15 executing program 4: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f00000001c0)={0x2, 0xd, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x2, 0x0, 0x0, 0x0, {0x18, 0x0, 0xffffff03, 0x0, 0x0, 0x0, 0x0, @in6=@loopback={0x0, 0x1}, @in=@remote={0xac, 0x14, 0x14, 0xbb}}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1=0xe0000001}}]}, 0x80}, 0x1}, 0x0) r1 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000040)={@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0xffff, 0x1, 0xff, 0x1, 0x270, 0x4d30b38d, 0x4}, 0x20) sendmmsg(r1, &(0x7f0000006b40)=[{{&(0x7f0000000280)=@in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x80, &(0x7f0000000240), 0x0, &(0x7f0000001280)}}], 0x1, 0x0) r2 = dup3(r1, r1, 0x80000) recvmsg$netrom(r2, &(0x7f0000002e40)={&(0x7f0000002580)=@full={{0x3, {"0e9fb41b1453ba"}, 0x4}, [{"1365d606e5a0c3"}, {"7a193edbfb96a0"}, {"e50a3a278b9a9b"}, {"348f251378f98e"}, {"18ceb363765e19"}, {"bd049e8b75992d"}, {"aa490d473f2c35"}, {"33974c21856d8e"}]}, 0x48, &(0x7f0000002900)=[{&(0x7f0000002600)="321b998169d3a0e6fdb732702a543d8d584974e0560a905177ccb312d14b6895c39446af8c9a4c57da97628dc30b7b05337cd4aaffcaef27117987744240a003188eea1281f8f5abb2cc83ead9b0432059990044750be577b73f41e556a06d63146011ae4dd6bf5ad2399c7dd6cb28f1efc02d2daf6204999295321655e6ef345b907340156ef00e6f4652bf036b5a58a5fdf333bfe820f357be7d9bea3ce74955f22a203abaea40966da17c000603f96b33b98d", 0xb4}, {&(0x7f00000026c0)="78abad60", 0x4}, {&(0x7f0000002700)="35bf1adfe5ee50a89c4bd1bd8e663c434e14bc8091751938a3bca31c0e637d7bb992787aab6cfd861e347db2307b218894f76cb65f0c9c2474773fe984f3fecddaf09ac8898604716e87603d05e18a475a8fea46a82dc4109fb118cc2928e5baa09b91d55e2325b195905af2483750abeec89dafe1b8d0613b090d5aae892767fa719fd5a79623b14b91c37f9a638438f2185a8c9a75e9f709b5b6878efca504dc61368cc71cd76f8ec6dc1b08c8be3962105f6caf29e4e87c820137e737a4607cd86c579d4c157992dd94e01c64e1c89e1f4b9c14698fcc1873bff8f4", 0xdd}, {&(0x7f0000002800)="c7415700543cb23c923453c8ae9f67e2d1e25fc86ef3a38b47d28cd29e3ddd58c5b530c5101f78c153acb1ce09c98971f4192ad0bd9caebf856482220cbe2fb1f0205f3bf50e4e562691152eb435d3797131bb3971", 0x55}, {&(0x7f0000002880)="2b545034bdc25912f1a2b76278f6c4ffc1b739c731193e183681b8d0c7ad2d608de9123254ba007ffac92256268b42c253a91ad9d8a467c536a8d6d42ab6e8d71cb3a810ed72c0fc9ac70a07c2c9ab9fbc6eecb0a23a021cbed2b108b9de02dc48e25e7f2810a11fd0136b39cc8da734", 0x70}], 0x5, &(0x7f0000002980)=[{0x68, 0x88, 0x2, "1aef8fd53cfc2e7a1f1853e8bbda8f85caa52300f6d87182c8dadcce4ac5686cf8dd9fd372f714448104a65aa4d824093e23632bfe7c11c50d1f71c577a12f7885775aee3cf6b19e19cb80ede14d38724fc3ddce0452d81e"}, {0xf0, 0x0, 0x5, "22b5d14ca570b6b14a609efba0c6da085f2c4e10efd5f35591915210eeb45b7ab8e1f30282150fb2098572b36f63ae19058f63cc91650f3a74532ffb8ff2a8bb5ce4297d8d67bcb173df7957f66b40d3afac9c7e082a34e3efe2213dc348ddded7b7005bfbf666bef6e707e440ef3a4f4fd623e65e3ae825c31eeee2852fbf77be22d647c330e62c9a272e00ea98c24bd04365064eb769bfbc2ef12b672ba2568075ba6b449504e476c5dc257c0d6ae9ef4eb3fbee91bed411618a3867c958237987dbd057147b90238865f5b2c0da0bce8436f72443a507019f09dedc"}, {0x98, 0x10a, 0x0, "c77b95ae6e6a7b7e90af113f76c5ac85777a34d348ac1baf48d1bb7306b3ecce5b1fcacfdc7c3ad707fd35c001e6c5384e4a9167c47fc43ee625a57395dedd0848b34d8549a8d82f0b5ccef5932f95b669d760a8ed548551c37687f832ef1464f2e1d9b23187c144236ecb7b5cead13a188aba3c69eb4b0f9611914c5b5c036cad57f0ae11d2"}, {0xd0, 0x10b, 0x2c9100, "815671ab74c0f0474f3aae6ea6e81d31df843c91376d832298fffcf81745d8406582a36989f9fea3f3f060e9bd79bdadecf48981c8e1c2370d155f6fdd88de8b12cd53e295a0d825cfaf96a2ab47d25d25ff71d11bed2426983f43c51ecb25a523c863c994ead0617fda82c2ce18a2bfdaf1470408f172f2cf68c130632fd570db39d498803ee77b73f326a490ce1c8f223ca07aeef4bb69df256f9735fb9819a2e5a6d0e59d0932f8fa09b952f0ec0b9da3cd7d0989d07212ef"}, {0x98, 0x101, 0x800, "b6bd318ae034cf34574e8a3a8df7a0875456fd85c732f7d986b18c8cb7522245239dc7025a87eb63eb593809b22617f53edf5c4b32f7c23ee943beff86895e61fac6e8886c913f151ae5df2ae5048bb00324bcd8b54ae9e3fa1718c0d22df7ed1c9601af00bcad6cf7bf3036d1c2761936967dab1e2544d9a09afb7135d2685880e1"}, {0x18, 0x111, 0x3fc, "a2316cc4be830a97"}, {0x100, 0x10c, 0x2, "8f3dc36ce9c9256f5f45fa2690bc8aaf99d750d6af3644417efc0acd2605949d847eabdd36646da5a7290bfaece8a4be88cef1e36a05b1fab6f15955f7eb94c4f476d08cc0f3a000babe618ecc63c0b29e6ad301563ca011baf1facbe768df3248c761e56898b61eab16937c786868ffc7c22d82dd1058ae0408a0faa5ead6c95cfa5a0aea532351c1a8622ec664be50570525838d3aa9d27dcab0d8fc48984bbc69d4bd3a537aaa0fc432eb972f92e52c568ef67e3ed669a0be083a647ba97b12a93613d13da72bc2952b9fda04f59bc3697880d2ea194768a860aa7c4667d4076592f38018cb7c34"}, {0x50, 0x11, 0x2, "8638a0bf101091917f12193dad7c6321b313f931793da483fb15391fe6f65612605c6be6c23db5388660a8332614a9987a43c7102002ba3caaf6c1b0875c"}], 0x4c0, 0x10}, 0x1) r3 = socket(0xa, 0x1, 0x0) ioctl(r3, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") clone(0x0, &(0x7f0000000040), &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)) ioctl$BLKFRASET(r2, 0x1264, &(0x7f0000000080)=0xb5) ioctl$sock_inet6_udp_SIOCINQ(r1, 0x541b, &(0x7f0000000000)) [ 539.300397] binder: 2064:2068 unknown command 2 [ 539.317062] binder: 2064:2068 ioctl c0306201 20c6dfd0 returned -22 [ 539.345154] binder: 2064:2074 unknown command 2 [ 539.355273] binder: 2064:2074 ioctl c0306201 20c6dfd0 returned -22 2018/05/24 10:44:15 executing program 7: bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f00000000c0)=ANY=[@ANYBLOB="a6bd189d1732a183b1510aca420f4836dbbc616aad0b7e835f187b4c53b3ed3c302bd883db0e9f76b79ff35acb0ea6ca1a84eebc7e017f8ee03d0966e297fda0ca7b4407027933b30d11824deadc0b4ddb53d7889c4f81435f785e96f2a6f14dda9353c0ba52d897d84a4a1d3dec2f79ff87b94f4d538614a5903ca33cd9ca6d3bba3492e0a3e96e2b008ad007fb26d146376feaa47369f00780f57a6e159fb85e5a49ea001c27fce9abc7d2a62cf58761e5471edbe3e940b65ac8584f17d4dd5a60f1ed010010a651d7494ab4a309bda5de1cc75ead6f4897bc09001433a3a2ac312675d86d"], &(0x7f0000000000)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x20000, 0x0) ioctl$KVM_GET_EMULATED_CPUID(r0, 0xc008ae09, &(0x7f0000000080)=""/19) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x15, 0x0, 0x2}, [@ldst={0x7}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) [ 539.469816] FAULT_INJECTION: forcing a failure. [ 539.469816] name failslab, interval 1, probability 0, space 0, times 0 [ 539.481332] CPU: 0 PID: 2086 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 539.489062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 539.498431] Call Trace: [ 539.501053] dump_stack+0x1b9/0x294 [ 539.504718] ? dump_stack_print_info.cold.2+0x52/0x52 [ 539.509954] should_fail.cold.4+0xa/0x1a [ 539.514037] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 539.519188] ? graph_lock+0x170/0x170 [ 539.523080] ? rcu_note_context_switch+0x710/0x710 [ 539.528012] ? find_held_lock+0x36/0x1c0 [ 539.532081] ? __lock_is_held+0xb5/0x140 [ 539.536170] ? check_same_owner+0x320/0x320 [ 539.540509] ? rcu_note_context_switch+0x710/0x710 [ 539.545449] __should_failslab+0x124/0x180 [ 539.549699] should_failslab+0x9/0x14 [ 539.553495] kmem_cache_alloc+0x2af/0x760 [ 539.557646] ? kasan_check_write+0x14/0x20 [ 539.561882] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 539.566916] __kernfs_new_node+0xe7/0x580 [ 539.571069] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 539.575826] ? kasan_check_write+0x14/0x20 [ 539.580082] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 539.585018] ? graph_lock+0x170/0x170 [ 539.588830] ? wait_for_completion+0x870/0x870 [ 539.593414] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 539.598956] kernfs_new_node+0x80/0xf0 [ 539.602850] __kernfs_create_file+0x4d/0x330 [ 539.607260] sysfs_add_file_mode_ns+0x21a/0x560 [ 539.611935] sysfs_add_file+0x4e/0x60 [ 539.615738] sysfs_merge_group+0xfa/0x230 [ 539.619886] dpm_sysfs_add+0x161/0x210 [ 539.623779] device_add+0xa11/0x16d0 [ 539.627505] ? device_private_init+0x230/0x230 [ 539.632080] ? kfree+0x1e9/0x260 [ 539.635452] ? kfree_const+0x5e/0x70 [ 539.639164] device_create_groups_vargs+0x1ff/0x270 [ 539.644178] device_create_vargs+0x46/0x60 [ 539.648422] bdi_register_va.part.10+0xbb/0x9b0 [ 539.653099] ? cgwb_kill+0x630/0x630 [ 539.656813] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 539.662344] ? bdi_init+0x416/0x510 [ 539.665965] ? wb_init+0x9e0/0x9e0 [ 539.669499] ? bdi_alloc_node+0x67/0xe0 [ 539.673463] ? bdi_alloc_node+0x67/0xe0 [ 539.677430] ? rcu_read_lock_sched_held+0x108/0x120 [ 539.682439] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 539.687715] ? _raw_spin_unlock+0x22/0x30 [ 539.691869] bdi_register_va+0x68/0x80 [ 539.695763] super_setup_bdi_name+0x123/0x220 [ 539.700267] ? kill_block_super+0x100/0x100 [ 539.704587] ? kmem_cache_alloc_trace+0x616/0x780 [ 539.709423] ? match_wildcard+0x3c0/0x3c0 [ 539.713572] ? trace_hardirqs_on+0xd/0x10 [ 539.717724] fuse_fill_super+0xe6e/0x1e20 [ 539.721879] ? fuse_get_root_inode+0x190/0x190 [ 539.726470] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 539.731484] ? kasan_check_read+0x11/0x20 [ 539.735636] ? cap_capable+0x1f9/0x260 [ 539.739526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 539.745058] ? security_capable+0x99/0xc0 [ 539.749215] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 539.754743] ? ns_capable_common+0x13f/0x170 [ 539.759149] ? get_anon_bdev+0x2f0/0x2f0 [ 539.763982] ? sget+0x113/0x150 [ 539.767266] ? fuse_get_root_inode+0x190/0x190 [ 539.771850] mount_nodev+0x6b/0x110 [ 539.775471] fuse_mount+0x2c/0x40 [ 539.778922] mount_fs+0xae/0x328 [ 539.782287] vfs_kern_mount.part.34+0xd4/0x4d0 [ 539.786868] ? may_umount+0xb0/0xb0 [ 539.790490] ? _raw_read_unlock+0x22/0x30 [ 539.794630] ? __get_fs_type+0x97/0xc0 [ 539.798519] do_mount+0x564/0x3070 [ 539.802053] ? do_raw_spin_unlock+0x9e/0x2e0 [ 539.806460] ? copy_mount_string+0x40/0x40 [ 539.810689] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 539.815702] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 539.820459] ? retint_kernel+0x10/0x10 [ 539.824370] ? copy_mount_options+0x1f0/0x380 [ 539.828857] ? copy_mount_options+0x1fa/0x380 [ 539.833348] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 539.838879] ? copy_mount_options+0x285/0x380 [ 539.843373] ksys_mount+0x12d/0x140 [ 539.846999] __x64_sys_mount+0xbe/0x150 [ 539.850970] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 539.855985] do_syscall_64+0x1b1/0x800 [ 539.859868] ? finish_task_switch+0x1ca/0x840 [ 539.864359] ? syscall_return_slowpath+0x5c0/0x5c0 [ 539.869294] ? syscall_return_slowpath+0x30f/0x5c0 [ 539.874222] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 539.879585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 539.884431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 539.891001] RIP: 0033:0x455a09 [ 539.894184] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 539.901892] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 539.909155] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:44:15 executing program 5: r0 = socket(0x10, 0x3, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, &(0x7f0000000040)={0x2, [0x0, 0x1]}, 0x8) ioctl$sock_ifreq(r0, 0x89f0, &(0x7f00000000c0)={'ip6gre0\x00', @ifru_data=&(0x7f0000000000)="ac8be4abd0f79d6325ae476aab5970a3131f2fb4bbfb3c75500e33d0612f430d"}) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='environ\x00') bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000380)={r1, &(0x7f00000001c0)="62a35a8b7d4d6e1c243119b213cec68edcb909bf3465ee40ab5eaac90fd9bb5c0480dfa086f7f0c8325f4c9bd10d0efeba163e74285a5d7726973a043af0f8d59543b5c459e2cacaa3616fd2b705e2593d1040e2b7811b37756ef54a42e1080b3213b37b07c054ee9d43e5e13eb4768a2f170776d84d1c069116353a5e971f58b29a2855762a5c44c413635e094ccb70a7509b32dee67f5dc673f58eaf05d7c94d32c1ec09fbb13c9b810b1c76fc853b43e98de8f6354e9aa67d38558822eb3edcb781b88ec93d111da6a2d782c657a5caed6da6819baa61cad6ea9206c17284b3a5c53bc2e9537f0afda2aa21fe0310b2a02869e1813d5b3a", &(0x7f00000002c0)="3421155e00176da32f9a144e2ff20c98a52f155afaeae86cec9c7d33443f28125136efab7450b9a21fa1b88bd83cdad1009a37e01c7e531d4236356c840af847f73ebef27c9973d79958e7fc13aad99479715a5e596c564aa9b698927a92021804200eb13912cbda17a1e8860272a35c4c75b749be8c58d9910d531b6d3cded43444f4a949900bedc58bb836568c1ee8c588e2381e84c83a54e5f2", 0x2}, 0x20) syz_mount_image$hfsplus(&(0x7f0000000400)='hfsplus\x00', &(0x7f00000003c0)='./file0\x00', 0x6, 0x0, &(0x7f0000000140), 0x1020000, &(0x7f0000000440)=ANY=[@ANYBLOB="00f04d77aac7dcf0953b0e40172e8c3755f5a8cd79e55cbfa0ddb30c7c20f4cb19354a4515b42d15ed6aa48a5753ed9d9b5445adf9e4084d688645f124782f80c3de6012867a3a54723ec1722288a58f2a762e95df30e1d5e47119614c6705"]) 2018/05/24 10:44:15 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x240) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffff9c, 0xc0206434, &(0x7f00000002c0)={0x7, 0x0, 0x2}) r3 = openat$cgroup_ro(r1, &(0x7f0000000140)='memory.stat\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r3, 0x84, 0x74, &(0x7f0000000340)=""/61, &(0x7f0000000380)=0x3d) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000300)={0x8001, r2, 0x10001, 0x10001}) r4 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x0, 0x103001) ioctl$SNDRV_TIMER_IOCTL_GPARAMS(r4, 0x40485404, &(0x7f0000000200)={{0x0, 0x0, 0x100, 0x0, 0x1fa}, 0x3, 0xd455}) capset(&(0x7f0000000180), &(0x7f00000001c0)) sendmsg$nl_generic(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0xf50f}, 0xc, &(0x7f0000000100)={&(0x7f0000000280)={0x18, 0x27, 0x3, 0x0, 0x0, {0xc}, [@generic='j']}, 0x18}, 0x1}, 0x0) syncfs(r1) 2018/05/24 10:44:15 executing program 0: socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) bind(r0, &(0x7f00000001c0)=@nfc_llcp={0x27, 0x0, 0x0, 0x2, 0x8000, 0x8, "92a5473915bf4ad2da04b506856368ad02080da564329432a9382335fc7c345b65ec09a28d44e8212a496d448a0775cae98dc5adbbf66d9e535602c288f1df", 0x3e}, 0x80) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000180)={'ip_vti0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="33000000ff7f00002ae762163df4f95c120bf5881c83bb9bf74eca576874b522a086c481a19ce5ab3efca2d705315e3613b9d0adaebe5ae8d8bbcc9886e3058647e57f8e1e6a5c30ccc557696d3b8bfa5aa65bb848034a2db7dfa7abdf8099fbb524a54779c9637a3827994107d4152a47857ccc03c7d99b92f0d304d1462c"]}) getpeername(r1, &(0x7f00000000c0)=@sco, &(0x7f0000000140)=0x80) 2018/05/24 10:44:15 executing program 1: r0 = syz_open_dev$sndmidi(&(0x7f00000003c0)='/dev/snd/midiC#D#\x00', 0x6, 0x210000) getsockopt$ARPT_SO_GET_INFO(r0, 0x0, 0x60, &(0x7f0000000400)={'filter\x00'}, &(0x7f0000000480)=0x44) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000180)="c626262c8523bf012cf66f") r2 = userfaultfd(0x0) clone(0x0, &(0x7f00000001c0)="e54ac90fe966afdd9b9700b16b2cd44b8052555e245e3d639a7b780dd149301ce4fa2925d43f5d48feed68b17b0326583ea1d6209d1c5e047c6e7a587bb792f408f4e94a01312df594e6505027d4c9c8a95cbb99f355196542992d1721360e76f16ab99f9d210718f301cbecae2a886f428cbc8d41193a8bce979fbc9b0187b0463651452a913b80f697e5e8713eeb97fe72b1bea26d57aa9c13d071fef764aa1e333315facec48b56fddffac7d7455bbd45abba28feddadd2be153ef466c16f94275e798ec036623132", &(0x7f0000000040), &(0x7f00000000c0), &(0x7f00000002c0)="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") ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000000140)={0xaa}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000000080)={{&(0x7f000026b000/0x3000)=nil, 0x3000}, 0x1}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1}) socket$vsock_dgram(0x28, 0x2, 0x0) ioctl$UFFDIO_UNREGISTER(r2, 0x8010aa01, &(0x7f0000000100)={&(0x7f000001d000/0xc00000)=nil, 0xc00000}) 2018/05/24 10:44:15 executing program 4: ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r0 = signalfd(0xffffffffffffff9c, &(0x7f0000000000)={0x8}, 0x8) r1 = dup2(0xffffffffffffffff, r0) ioctl$PIO_FONT(r1, 0x4b61, &(0x7f0000000200)="e57580b53b9ecd0d5a1f6ce4b706a850bfdcd164b01c853101d7c248689f1f234ddf6ed8bdd9fb44efb7354131c993d9664da88b95e38c5c3a3a72b6d5a4c28fb28b86fe4ab3e8e82e3709599015c1e1d7a3592e75f4ba1d82f80960fe2072c2c4c6bf60a6f8572c497db0434bb50f5702fbd91cf060fd1594b227f39a85a28fc0f281da7519f3a0cc08eb81d053569a34fc4ff591278d4ff27e652500920701da4a1f1a22fc86f5e356b1ee2f3c44e2c56a39bb15c886910fc3fccfa3d66215a0d277473d91263e9d545b56dd6031d9d019d06556d9c9eef58da632279c685a13bc00995f39f1081ce81f12dcdaa3f5b148ba8008") r2 = syz_open_dev$evdev(&(0x7f0000000040)='/dev/input/event#\x00', 0x0, 0x42202) r3 = memfd_create(&(0x7f0000000300)='\x00', 0x3) accept4$packet(0xffffffffffffff9c, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000006c0)=0x14, 0x800) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000700)={@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, @empty, @dev={0xfe, 0x80}, 0x0, 0x0, 0x0, 0x0, 0xb546, 0x2000000, r4}) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r3, 0x800448d3, &(0x7f0000000140)={{0x2, 0x0, 0x2, 0x6, 0x101, 0xffff}, 0x3f, 0x0, 0x8, 0x4302, 0x5, "0bd6620e3919a13788cdb13f0cf59f7fbbc6ae6fc50dea241a2fb408ed1ea55e70439ff72057a726e0eb4e18b3440a7934c0c5a83cc58fd40a3c1fb72ace59ff9a77448c213742f1866f4f6cfaa652b42e8424144ed388be1e1fd9d51d29f34dd7e165cfe97e060db03b7509b1d9232bd097022cd8741643e00452c3b8a9abc3"}) ioctl$EVIOCGVERSION(r1, 0x80044501, &(0x7f0000000780)=""/4096) ioctl$EVIOCGRAB(r2, 0x40044590, &(0x7f0000000080)) close(r2) [ 539.916416] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 539.923678] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 539.930943] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:15 executing program 3 (fault-call:6 fault-nth:62): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:15 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000140)) syz_init_net_socket$llc(0x1a, 0x0, 0x0) clock_nanosleep(0x9, 0x1, &(0x7f0000000040), &(0x7f0000000100)) close(r0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000000)={0x9, [0x3, 0x10001, 0x101, 0x3, 0x5, 0x0, 0x5, 0x10000, 0x6]}, 0x16) [ 539.968545] QAT: Invalid ioctl [ 539.974232] QAT: Invalid ioctl 2018/05/24 10:44:16 executing program 0: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000100)={0xffffffffffffffff}) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000000140)=0x3, 0x4) accept$packet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000080)=0x14) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00004a5000)={0x0, 0x0, &(0x7f0000519fa8)}, &(0x7f0000f91ffc)=0x10) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r1, 0x84, 0x65, &(0x7f0000000180), 0x5f58491c3761ee86) mkdir(&(0x7f00000000c0)='./file0\x00', 0x8) r2 = gettid() r3 = getpgid(r2) syz_open_procfs(r3, &(0x7f0000000000)='clear_refs\x00') bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x2, &(0x7f0000000280)=@raw=[@ldst={0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x11}], &(0x7f0000000300)='syzkaller\x00', 0xfffffffffffffffa, 0x1000, &(0x7f0000d35000)=""/4096, 0x41f00}, 0x48) syz_emit_ethernet(0x26, &(0x7f0000000180)=ANY=[@ANYBLOB="ffffffaaaaaa91002e0081004000000c0400002004010040f76a59d7610ae765"], 0x0) [ 540.074832] netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. [ 540.097533] netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. 2018/05/24 10:44:16 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) [ 540.215801] FAULT_INJECTION: forcing a failure. [ 540.215801] name failslab, interval 1, probability 0, space 0, times 0 [ 540.227184] CPU: 1 PID: 2123 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 540.234389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 540.243753] Call Trace: [ 540.246360] dump_stack+0x1b9/0x294 [ 540.250014] ? dump_stack_print_info.cold.2+0x52/0x52 [ 540.255224] ? __mutex_lock+0x7d9/0x17f0 [ 540.259302] ? perf_trace_lock+0xd6/0x900 [ 540.263477] should_fail.cold.4+0xa/0x1a [ 540.267574] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 540.272707] ? graph_lock+0x170/0x170 [ 540.276536] ? find_held_lock+0x36/0x1c0 [ 540.280640] ? __lock_is_held+0xb5/0x140 [ 540.284737] ? check_same_owner+0x320/0x320 [ 540.289079] ? kasan_check_write+0x14/0x20 [ 540.293337] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 540.298288] ? rcu_note_context_switch+0x710/0x710 [ 540.303247] __should_failslab+0x124/0x180 [ 540.307513] should_failslab+0x9/0x14 [ 540.311334] kmem_cache_alloc+0x2af/0x760 [ 540.315510] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 540.320472] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 540.326292] __kernfs_new_node+0xe7/0x580 [ 540.330459] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 540.335261] ? mutex_unlock+0xd/0x10 [ 540.338993] ? kernfs_activate+0x20e/0x2a0 [ 540.343243] ? kernfs_walk_and_get_ns+0x320/0x320 [ 540.348103] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 540.353652] ? kernfs_link_sibling+0x1d2/0x3b0 [ 540.358253] kernfs_new_node+0x80/0xf0 [ 540.362153] __kernfs_create_file+0x4d/0x330 [ 540.366588] sysfs_add_file_mode_ns+0x21a/0x560 [ 540.371266] sysfs_add_file+0x4e/0x60 [ 540.375076] sysfs_merge_group+0xfa/0x230 [ 540.379245] dpm_sysfs_add+0x161/0x210 [ 540.383160] device_add+0xa11/0x16d0 [ 540.386894] ? device_private_init+0x230/0x230 [ 540.391501] ? kfree+0x1e9/0x260 [ 540.394888] ? kfree_const+0x5e/0x70 [ 540.398621] device_create_groups_vargs+0x1ff/0x270 [ 540.403656] device_create_vargs+0x46/0x60 [ 540.407908] bdi_register_va.part.10+0xbb/0x9b0 [ 540.412587] ? cgwb_kill+0x630/0x630 [ 540.416309] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 540.421844] ? bdi_init+0x416/0x510 [ 540.425463] ? wb_init+0x9e0/0x9e0 [ 540.429015] ? bdi_alloc_node+0x67/0xe0 [ 540.432987] ? bdi_alloc_node+0x67/0xe0 [ 540.436956] ? rcu_read_lock_sched_held+0x108/0x120 [ 540.441966] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 540.447239] ? _raw_spin_unlock+0x22/0x30 [ 540.451389] bdi_register_va+0x68/0x80 [ 540.455272] super_setup_bdi_name+0x123/0x220 [ 540.459765] ? kill_block_super+0x100/0x100 [ 540.464083] ? kmem_cache_alloc_trace+0x616/0x780 [ 540.468919] ? match_wildcard+0x3c0/0x3c0 [ 540.473062] ? trace_hardirqs_on+0xd/0x10 [ 540.477212] fuse_fill_super+0xe6e/0x1e20 [ 540.481357] ? fuse_get_root_inode+0x190/0x190 [ 540.485936] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 540.490959] ? kasan_check_read+0x11/0x20 [ 540.495104] ? cap_capable+0x1f9/0x260 [ 540.498992] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 540.504525] ? security_capable+0x99/0xc0 [ 540.508671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 540.514200] ? ns_capable_common+0x13f/0x170 [ 540.518607] ? get_anon_bdev+0x2f0/0x2f0 [ 540.522671] ? sget+0x113/0x150 [ 540.525944] ? fuse_get_root_inode+0x190/0x190 [ 540.530517] mount_nodev+0x6b/0x110 [ 540.534137] fuse_mount+0x2c/0x40 [ 540.537585] mount_fs+0xae/0x328 [ 540.540945] vfs_kern_mount.part.34+0xd4/0x4d0 [ 540.545520] ? may_umount+0xb0/0xb0 [ 540.549136] ? _raw_read_unlock+0x22/0x30 [ 540.553272] ? __get_fs_type+0x97/0xc0 [ 540.557154] do_mount+0x564/0x3070 [ 540.560695] ? copy_mount_string+0x40/0x40 [ 540.564922] ? rcu_pm_notify+0xc0/0xc0 [ 540.568806] ? copy_mount_options+0x5f/0x380 [ 540.573206] ? rcu_read_lock_sched_held+0x108/0x120 [ 540.578216] ? kmem_cache_alloc_trace+0x616/0x780 [ 540.583054] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 540.588589] ? _copy_from_user+0xdf/0x150 [ 540.592738] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 540.598264] ? copy_mount_options+0x285/0x380 [ 540.602755] ksys_mount+0x12d/0x140 [ 540.606376] __x64_sys_mount+0xbe/0x150 [ 540.610349] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 540.615359] do_syscall_64+0x1b1/0x800 [ 540.619239] ? syscall_return_slowpath+0x5c0/0x5c0 [ 540.624160] ? syscall_return_slowpath+0x30f/0x5c0 [ 540.629087] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 540.634447] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 540.639300] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 540.644479] RIP: 0033:0x455a09 [ 540.647658] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 540.655365] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 2018/05/24 10:44:16 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000000)={r0}) ioctl(r0, 0x80000000, &(0x7f0000000280)="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") ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") open(&(0x7f0000000040)='..', 0x0, 0x0) 2018/05/24 10:44:16 executing program 7: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = getpgrp(0xffffffffffffffff) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r0, 0x5, &(0x7f0000001380)=""/4096) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = openat$zero(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/zero\x00', 0x400, 0x0) ioctl$KDGKBTYPE(r2, 0x4b33, &(0x7f0000000100)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000001280)=ANY=[@ANYBLOB="0000000010597ab9873d60716f6d427a2f1ab3becb98e78a677255be3bad440d03cb497151d21d6d0edaafeec6b32216bc5299ac4e91510ebbc53d6dac78809a2e0977730acabbe276000000000000000041118100de9e08063ef5780d6c6c47ff137495e6d31b0f1a97bf4844cc0b63f65662437f2d3109f5037d37df006987eb81d242a5987083e31943ac480d03abee439a2b457c1b3135af70c7d8d3e405eba9c06d1ef8c6d2c78da9add452e6ebeae623b031cadbe2b6a1816709000000fa7ed494a4698351a3464a10247c84c1926b82a215b911f7aaaf48d7146cf2dbf515313907bbadbb0243dfcf"], &(0x7f0000000080)=0x4) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/raw\x00') ioctl$VT_DISALLOCATE(r3, 0x5608) setsockopt$IP_VS_SO_SET_ADD(r3, 0x0, 0x482, &(0x7f00000001c0)={0xff, @local={0xac, 0x14, 0x14, 0xaa}, 0x4e24, 0x0, "64009afbaa7e049ec2740067ab31c35e", 0x7, 0x3, 0x63}, 0x2c) 2018/05/24 10:44:16 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:16 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000000)={0x0, 0x2}, &(0x7f0000000040)=0x8) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0xca, &(0x7f0000000180)={0x1f00}, 0xc) [ 540.662623] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 540.669882] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 540.677139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 540.684394] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:16 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x2}, 0x1c) syz_emit_ethernet(0x2a, &(0x7f000070aef1)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @empty=[0x0, 0x0, 0x14], [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @broadcast=0x7f000006}, @udp={0x4e24, 0x4e20, 0x8}}}}}, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f0000000080)={{0x5, 0x9}, 'port0\x00', 0x20, 0x20, 0x0, 0x800, 0x8, 0x80, 0x4, 0x0, 0x1, 0xeb05}) 2018/05/24 10:44:16 executing program 5: r0 = socket$netlink(0x10, 0x3, 0xc) sendmsg$nl_xfrm(r0, &(0x7f0000000300)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f0000000180)=@newsa={0xf0, 0x10, 0x0, 0x0, 0x0, {{@in=@multicast1=0xe0000001, @in6}, {@in6}, @in=@multicast1=0xe0000001}}, 0xf0}, 0x1}, 0x0) recvmmsg(r0, &(0x7f0000000a40)=[{{&(0x7f0000000440)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f0000000980)=[{&(0x7f00000004c0)=""/85, 0x55}, {&(0x7f0000000540)=""/73, 0x49}, {&(0x7f00000005c0)=""/153, 0x99}, {&(0x7f0000000680)=""/31, 0x1f}, {&(0x7f00000006c0)=""/10, 0xa}, {&(0x7f0000000700)=""/250, 0xfa}, {&(0x7f0000000800)=""/11, 0xb}, {&(0x7f0000000840)=""/155, 0x9b}, {&(0x7f0000000900)=""/24, 0x18}, {&(0x7f0000000940)=""/55, 0x37}], 0xa, 0x0, 0x0, 0x91}, 0x400}], 0x1, 0x40000103, &(0x7f0000000a80)={0x77359400}) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000ac0)={0x0, @local, @multicast1}, &(0x7f0000000b00)=0xc) bind$packet(r1, &(0x7f0000000b40)={0x11, 0x1f, r2, 0x1, 0x6d420764, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xf}}, 0x14) [ 540.902965] QAT: Invalid ioctl [ 540.928914] netlink: 220 bytes leftover after parsing attributes in process `syz-executor5'. [ 540.941530] netlink: 220 bytes leftover after parsing attributes in process `syz-executor5'. 2018/05/24 10:44:16 executing program 1: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x101001, 0x0) writev(r0, &(0x7f0000000340)=[{&(0x7f00000002c0)="9e4044249ae926f0d14d21de46f6f0378e24df2734c75e1ae683e450f096a18493e20c0e87801df0e88069bcc9d9e2e65f7dad0c9eef53946c4b7e14840444daefce100dcc36ba1731201a33372382774e5603acd27e074ea7c808c1"}, {&(0x7f0000000000)="4961fde1d65d520fc61d9c0f1a091687bda1e0c63b6ca94c811441e6acbbc663a43f73405edc09"}], 0xffffffffffffe42) ioctl$BLKREPORTZONE(r0, 0xc0101282, &(0x7f0000000080)={0x7, 0x8, 0x0, [{0x4, 0x4, 0x8b1, 0x1ff, 0xffff, 0x6, 0x6}, {0x4, 0xfffffffffffffffd, 0x9, 0xbc, 0x7, 0x1, 0x8}, {0x1f, 0x7, 0xe6, 0x8, 0x100000001, 0x0, 0x3ff}, {0xfffffffffffffff7, 0x59, 0x2, 0xfffffffffffffff7, 0x9, 0x6}, {0x3f, 0x6, 0x7, 0x4a2a, 0x8, 0x4, 0x1}, {0xc377, 0x7, 0x7, 0x7, 0x80000001, 0x8001, 0x6}, {0xc8c, 0x5, 0xffffffff, 0x1, 0x1000, 0x0, 0x5}, {0x5, 0x401, 0x50000, 0x200, 0xfffffffffffffe00, 0x4, 0x200}]}) 2018/05/24 10:44:16 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r3, 0xc008ae88, &(0x7f0000000140)={0x10, 0x0, [0x40000108]}) r4 = memfd_create(&(0x7f00000000c0)='\\*keyringj-posix_acl_accessvmnet1ppp0@ppp0md5sum\x00', 0x1) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000100)={0x0}) r6 = syz_open_dev$vcsn(&(0x7f00000001c0)='/dev/vcs#\x00', 0x1, 0x40200) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r4, 0xc00c642e, &(0x7f0000000200)={r5, 0x80000, r6}) ioctl$KVM_ENABLE_CAP_CPU(r3, 0x4068aea3, &(0x7f0000000040)={0x7b, 0x0, [0x200, 0x3, 0xffffffffffffff57, 0x9]}) 2018/05/24 10:44:16 executing program 7: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000380)={{{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6=@dev={0xfe, 0x80}, 0x0, 0x0, 0x0, 0x0, 0xa, 0xa0}, {}, {}, 0xffffffffffffffff, 0x0, 0x1}, {{@in6=@remote={0xfe, 0x80, [], 0xbb}, 0x0, 0xff}, 0x0, @in=@dev={0xac, 0x14, 0x14}}}, 0xe8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000cf6fe4)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = dup3(r0, r0, 0x80000) ioctl$DRM_IOCTL_ADD_MAP(r1, 0xc0286415, &(0x7f00000000c0)={&(0x7f0000ffc000/0x4000)=nil, 0x6, 0x3, 0xa, &(0x7f0000ffc000/0x2000)=nil, 0x6b0d4cc9}) r2 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x4000, 0x0) sendmsg$unix(r2, &(0x7f00000004c0)={&(0x7f0000000100)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000480)=[{&(0x7f0000000180)="acf8e4ab3e4e27058d1e81115d02c65ff293e280a85f9d043eb390a6c0a85592d6f5c4f345a2a24cbcee051d0da7567c7062d7ed761818d3bb9b1c19db4a4c4b113759e619fc", 0x46}, {&(0x7f0000000200)="959439a8ab0addd60cecf39bfe3204603b979fc62b344901cd4fba6bb14820fb01b4c2b06c9181d74403ce7cf73bbc64e209984cdfb67b77fd277e8429b47980bbfc4f5625cc4531e16e085c7abaa622bd88bff1f3d079c86435765ea5b99d4f6b37c7595f4337341662dbd4afcab5f41238e2d9ec7156bdf74e389e00c18ca447ce74b5a667e43b36d96290406c704e78f993fe16c9713b5bdd28df8400a083b48cd267917d859fa540bc2e767f220d446358d8f9a5de5939da5923152a36f8d589515c754a459693127b467a8d835435f00466fd00407cd732e8fbe6a6b1cce6a35af8f35597b554fe25ecd64a", 0xee}, {&(0x7f0000000300)="b20b28bd4a316ee3261e362ad46102fef66ccde7f4bd00edcd79f67adc16f753c22a38a32cfdae24211c106f1fbfc46fe2ddac59d822dff949a463265e8d3d362d3bbc7d5d2794c4b614e64bc57b23811612ef2ef7b907180a115537b99bc50f2ffc1e169b2110a4658769bc28fbf5d43a983222f84fe010a76535670a46", 0x7e}], 0x3, 0x0, 0x0, 0x800}, 0x4011) socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$KVM_SET_CLOCK(r2, 0x4030ae7b, &(0x7f0000000040)={0x80000000000000, 0x100}) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)) 2018/05/24 10:44:16 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$ARPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x31, &(0x7f0000000000)={'ah\x00'}, &(0x7f0000000040)=0x1e) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'irlan0\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000000c0)={r1, 0x1, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xc}}, 0x10) 2018/05/24 10:44:16 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:16 executing program 4: syz_emit_ethernet(0x55, &(0x7f0000000080)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@generic={0x886c, "22c11cc2e7e4159ce98819d6b20e0ac1ee4843c85c1b31cf69a6bbdb033480b27422b8562d263bbf60307bdb5ad67c32c1e06a5ca25e5d12e6c2dd2578da0a657747b2f3b2b33fe603270fa432ff262b7671a9f71ec85d8088de8cc9431a5c37bc9cbbe76716d412ec130f5c28942e347568bd316ba93f4a40152562ec54faa254371b2c9319dfdd6065e9be6eb4390fbe498020d1e2fba6241f77cb2abc0e27763d31d314524ced75858633f0731804c606f441e0e0c62bed457b891f197c6a332ad8da51cdf067cf98ef95bacf6f"}}}, &(0x7f0000000000)={0x0, 0x0, [0x1]}) 2018/05/24 10:44:16 executing program 3 (fault-call:6 fault-nth:63): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:16 executing program 0: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000040)={'gretap0\x00'}) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x800, 0x0) getpeername$unix(r1, &(0x7f0000000080)=@abs, &(0x7f0000000100)=0x6e) 2018/05/24 10:44:16 executing program 0: r0 = socket(0x20a, 0x1, 0x0) ioctl(r0, 0xc912, &(0x7f0000000000)="c626262c8523bf012cf6e845246f") syz_mount_image$xfs(&(0x7f0000000040)='xfs\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000440), 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="6e6761696f000000000000003a6431fde50d800316069f258dd71c62bb99a5c144138f20bffb9e396c210b0b5169ecd4cfdd1611a9ed71eecd096411760903c7684d75e50ef12c8d4f2ec917995a3091cf57e419cca27f46dbca6cac41c97553dbb57f"]) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r0, 0x10e, 0x2, &(0x7f0000000080)=0x12, 0x4) 2018/05/24 10:44:16 executing program 1: socket$inet_tcp(0x2, 0x1, 0x0) [ 541.117136] FAULT_INJECTION: forcing a failure. [ 541.117136] name failslab, interval 1, probability 0, space 0, times 0 [ 541.128540] CPU: 0 PID: 2173 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 541.135753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 541.145128] Call Trace: [ 541.147746] dump_stack+0x1b9/0x294 [ 541.151409] ? dump_stack_print_info.cold.2+0x52/0x52 [ 541.156755] should_fail.cold.4+0xa/0x1a [ 541.160851] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/05/24 10:44:17 executing program 7: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) fcntl$lock(r1, 0x7, &(0x7f0000000000)={0x1}) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vsock\x00', 0x480e00, 0x0) ioctl$PIO_UNIMAP(r2, 0x4b67, &(0x7f0000000140)={0x6, &(0x7f0000000100)=[{0x4, 0x2}, {0x4d93, 0xb85}, {0x9, 0x100000001}, {0x5, 0x5}, {0x6, 0xc4895cf}, {0x7, 0x18000000000}]}) fcntl$lock(r0, 0x7, &(0x7f0000000080)={0x0, 0x0, 0x9}) fcntl$lock(r0, 0x7, &(0x7f0000000040)) 2018/05/24 10:44:17 executing program 2: r0 = syz_open_dev$audion(&(0x7f0000000300)='/dev/audio#\x00', 0x80000000, 0x40) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000040)={r0, 0x0, 0x1, 0x28f8, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0], 0x4}, 0x20) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000340)=[@in={0x2, 0x4e21, @multicast2=0xe0000002}, @in6={0xa, 0x4e24, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0xffffffffffff0a0d}, @in={0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e22, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x9}, @in6={0xa, 0x4e21, 0x3, @dev={0xfe, 0x80, [], 0x1b}, 0x7}, @in6={0xa, 0x4e20, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x8}, @in6={0xa, 0x4e20, 0x5, @remote={0xfe, 0x80, [], 0xbb}, 0x9}], 0xbc) getgid() r1 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={0xffffffffffffffff, 0x6, 0xfffffffffffffffd, 0x5813, &(0x7f00000000c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x9}, 0x20) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000140)) sync() pkey_alloc(0x0, 0x1) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f0000000080)=0x800, 0x4) [ 541.166001] ? perf_trace_lock+0x495/0x900 [ 541.170274] ? zap_class+0x720/0x720 [ 541.174024] ? graph_lock+0x170/0x170 [ 541.177873] ? print_usage_bug+0xc0/0xc0 [ 541.181970] __should_failslab+0x124/0x180 [ 541.186236] should_failslab+0x9/0x14 [ 541.190064] kmem_cache_alloc+0x47/0x760 [ 541.194163] ? lock_downgrade+0x8e0/0x8e0 [ 541.198348] radix_tree_node_alloc.constprop.19+0x1e6/0x310 [ 541.204110] idr_get_free+0x891/0x10a0 [ 541.208050] ? radix_tree_clear_tags+0xc0/0xc0 [ 541.212665] ? unwind_get_return_address+0x61/0xa0 [ 541.217607] ? __save_stack_trace+0x7e/0xd0 [ 541.221947] ? save_stack+0xa9/0xd0 [ 541.225571] ? save_stack+0x43/0xd0 [ 541.229205] ? kasan_kmalloc+0xc4/0xe0 [ 541.233100] ? kasan_slab_alloc+0x12/0x20 [ 541.237244] ? kmem_cache_alloc+0x12e/0x760 [ 541.241823] ? __kernfs_new_node+0xe7/0x580 [ 541.246140] ? kernfs_new_node+0x80/0xf0 [ 541.250201] ? __kernfs_create_file+0x4d/0x330 [ 541.254773] ? sysfs_add_file_mode_ns+0x21a/0x560 [ 541.259631] ? sysfs_add_file+0x4e/0x60 [ 541.263616] ? sysfs_merge_group+0xfa/0x230 [ 541.268021] ? device_add+0xa11/0x16d0 [ 541.271983] ? device_create_groups_vargs+0x1ff/0x270 [ 541.277175] ? device_create_vargs+0x46/0x60 [ 541.281596] ? bdi_register_va.part.10+0xbb/0x9b0 [ 541.286432] ? bdi_register_va+0x68/0x80 [ 541.290483] ? super_setup_bdi_name+0x123/0x220 [ 541.295146] ? fuse_fill_super+0xe6e/0x1e20 [ 541.299457] ? fuse_mount+0x2c/0x40 [ 541.303074] ? mount_fs+0xae/0x328 [ 541.306603] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 541.311343] ? do_mount+0x564/0x3070 [ 541.315055] ? ksys_mount+0x12d/0x140 [ 541.318842] ? __x64_sys_mount+0xbe/0x150 [ 541.323001] ? do_syscall_64+0x1b1/0x800 [ 541.327061] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 541.332436] ? print_usage_bug+0xc0/0xc0 [ 541.336493] idr_alloc_u32+0x1f9/0x3d0 [ 541.340396] ? __fprop_inc_percpu_max+0x2c0/0x2c0 [ 541.345246] ? lock_acquire+0x1dc/0x520 [ 541.349213] ? __kernfs_new_node+0x10e/0x580 [ 541.353627] ? __lock_is_held+0xb5/0x140 [ 541.357687] idr_alloc_cyclic+0x167/0x340 [ 541.361829] ? idr_alloc+0x1a0/0x1a0 [ 541.365535] ? kasan_check_write+0x14/0x20 [ 541.369775] ? do_raw_spin_lock+0xc1/0x200 [ 541.374008] __kernfs_new_node+0x1a3/0x580 [ 541.378256] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 541.383017] ? mutex_unlock+0xd/0x10 [ 541.386720] ? kernfs_activate+0x20e/0x2a0 [ 541.390956] ? kernfs_walk_and_get_ns+0x320/0x320 [ 541.395795] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 541.401330] ? kernfs_link_sibling+0x1d2/0x3b0 [ 541.405924] kernfs_new_node+0x80/0xf0 [ 541.409815] __kernfs_create_file+0x4d/0x330 [ 541.414563] sysfs_add_file_mode_ns+0x21a/0x560 [ 541.419374] sysfs_add_file+0x4e/0x60 [ 541.423188] sysfs_merge_group+0xfa/0x230 [ 541.427343] dpm_sysfs_add+0x161/0x210 [ 541.431223] device_add+0xa11/0x16d0 [ 541.434954] ? device_private_init+0x230/0x230 [ 541.439536] ? kfree+0x1e9/0x260 [ 541.442913] ? kfree_const+0x5e/0x70 [ 541.446627] device_create_groups_vargs+0x1ff/0x270 [ 541.451656] device_create_vargs+0x46/0x60 [ 541.455896] bdi_register_va.part.10+0xbb/0x9b0 [ 541.460556] ? cgwb_kill+0x630/0x630 [ 541.464264] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 541.469793] ? bdi_init+0x416/0x510 [ 541.473409] ? wb_init+0x9e0/0x9e0 [ 541.476948] ? bdi_alloc_node+0x67/0xe0 [ 541.480912] ? bdi_alloc_node+0x67/0xe0 [ 541.484878] ? rcu_read_lock_sched_held+0x108/0x120 [ 541.490412] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 541.495686] ? _raw_spin_unlock+0x22/0x30 [ 541.499830] bdi_register_va+0x68/0x80 [ 541.503714] super_setup_bdi_name+0x123/0x220 [ 541.508199] ? kill_block_super+0x100/0x100 [ 541.512511] ? kmem_cache_alloc_trace+0x616/0x780 [ 541.517343] ? match_wildcard+0x3c0/0x3c0 [ 541.521485] ? trace_hardirqs_on+0xd/0x10 [ 541.525643] fuse_fill_super+0xe6e/0x1e20 [ 541.529799] ? fuse_get_root_inode+0x190/0x190 [ 541.534377] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 541.539389] ? kasan_check_read+0x11/0x20 [ 541.543551] ? cap_capable+0x1f9/0x260 [ 541.547437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 541.552968] ? security_capable+0x99/0xc0 [ 541.557114] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 541.562642] ? ns_capable_common+0x13f/0x170 [ 541.567046] ? get_anon_bdev+0x2f0/0x2f0 [ 541.571097] ? sget+0x113/0x150 [ 541.574369] ? fuse_get_root_inode+0x190/0x190 [ 541.578946] mount_nodev+0x6b/0x110 [ 541.582567] fuse_mount+0x2c/0x40 [ 541.586040] mount_fs+0xae/0x328 [ 541.589410] vfs_kern_mount.part.34+0xd4/0x4d0 [ 541.593985] ? may_umount+0xb0/0xb0 [ 541.597623] ? _raw_read_unlock+0x22/0x30 [ 541.601776] ? __get_fs_type+0x97/0xc0 [ 541.605671] do_mount+0x564/0x3070 [ 541.609212] ? copy_mount_string+0x40/0x40 [ 541.613464] ? rcu_pm_notify+0xc0/0xc0 [ 541.617351] ? copy_mount_options+0x5f/0x380 [ 541.621762] ? rcu_read_lock_sched_held+0x108/0x120 [ 541.626780] ? kmem_cache_alloc_trace+0x616/0x780 [ 541.631622] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 541.637154] ? _copy_from_user+0xdf/0x150 [ 541.641300] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 541.646853] ? copy_mount_options+0x285/0x380 [ 541.651354] ksys_mount+0x12d/0x140 [ 541.654986] __x64_sys_mount+0xbe/0x150 [ 541.658952] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 541.663967] do_syscall_64+0x1b1/0x800 [ 541.667846] ? finish_task_switch+0x1ca/0x840 [ 541.672337] ? syscall_return_slowpath+0x5c0/0x5c0 [ 541.677277] ? syscall_return_slowpath+0x30f/0x5c0 [ 541.682205] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 541.687567] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 541.692409] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 541.697586] RIP: 0033:0x455a09 [ 541.700781] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 541.708497] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 2018/05/24 10:44:17 executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000498000)={&(0x7f0000d55000)={0x10}, 0xc, &(0x7f00008b7ff0)={&(0x7f0000000100)=ANY=[@ANYBLOB="240000000001010000000000ffffffff02000000040002000c00010005000200000000000a593b8ea4242dcf5aa416aee88e68d320d20ec1618e5a1ea8afedbd35beb55cfc0e683672453a852ae7abd7c96c65292f61131361e9ee2d9e25782c2973900efe55f62914a2e81c157d7d40e4e4bdb5842c5347e29addb2f5ee1ac7e6a4fd30a023f3ce9762dee18597e09675f9a54e7a9c9fe533b1d524a199db07b69cafca706fddf2635c76c0dd02d93d8b6de5fa756ffdd7951fe5039940b1a4dd33963e2e69888255c060710a7f551e639905a9cf7f45cb8ed063becd4e461d593719a944676191238c7750"], 0x24}, 0x1}, 0x0) [ 541.715781] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 541.723043] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 541.730300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 541.737565] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 542.023588] XFS (loop0): unknown mount option [ngaio]. [ 542.061642] XFS (loop0): unknown mount option [ngaio]. 2018/05/24 10:44:18 executing program 6: mq_unlink(&(0x7f0000000400)='/dev/input/event#\x00') readv(0xffffffffffffffff, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(0xffffffffffffffff, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:18 executing program 1: r0 = openat$md(0xffffffffffffff9c, &(0x7f0000000100)='/dev/md0\x00', 0x0, 0x0) ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$BLKPG(r0, 0x40140921, &(0x7f0000000000)={0x0, 0x7, 0x0, &(0x7f0000000140)}) 2018/05/24 10:44:18 executing program 7: r0 = open(&(0x7f0000001340)='./file0\x00', 0xc0480, 0x2) ioctl$IOC_PR_RELEASE(r0, 0x401070ca, &(0x7f0000001380)={0x6c, 0x10000000000007f, 0x1}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) preadv(r1, &(0x7f00000012c0)=[{&(0x7f0000000080)=""/4096, 0x1000}, {&(0x7f0000001080)=""/193, 0xc1}, {&(0x7f0000001180)=""/195, 0xc3}, {&(0x7f0000000000)=""/63, 0x3f}, {&(0x7f0000001280)=""/59, 0x3b}], 0x5, 0x0) setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000000040), 0x2) ioctl$KVM_X86_GET_MCE_CAP_SUPPORTED(r0, 0x8008ae9d, &(0x7f00000013c0)=""/151) 2018/05/24 10:44:18 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) listen(r0, 0xffefffffffffff7f) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet6(r1, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) write$binfmt_misc(r1, &(0x7f0000000240)={'syz1'}, 0x14090) accept(r0, &(0x7f0000000040)=@nfc_llcp, &(0x7f00000000c0)=0x80) 2018/05/24 10:44:18 executing program 4: syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0xe000, 0x1, &(0x7f00000000c0)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027000f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mkdir(&(0x7f0000000080)="2e2f66696c65302f662e2e6530f000", 0x0) r1 = getuid() getgroups(0x3, &(0x7f0000000100)=[0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]) lchown(&(0x7f0000000040)='./file0\x00', r1, r2) syz_fuseblk_mount(&(0x7f0000000c00)='./file0\x00', &(0x7f0000000180)="2e2f66696c65302f662e2e6530f000", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:18 executing program 2: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x100, 0x0) perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e4, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x20000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000}, 0x0, 0x0, r0, 0x0) r1 = getpgrp(0x0) r2 = gettid() rt_sigprocmask(0x0, &(0x7f0000000080)={0xffffffffffffff7f}, 0x0, 0x8) ptrace$setsig(0x4203, r2, 0x1000, &(0x7f00000000c0)={0x37, 0x5, 0x5, 0x906}) llistxattr(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)=""/125, 0x7d) rt_tgsigqueueinfo(r1, r2, 0x11, &(0x7f0000000000)) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000ff8)={0xfffffffffffffdb0}, 0x8, 0x0) read(r3, &(0x7f0000481000)=""/128, 0x80) 2018/05/24 10:44:18 executing program 3 (fault-call:6 fault-nth:64): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:18 executing program 5: r0 = memfd_create(&(0x7f0000000040)='\x00', 0x7a043361a6ec0283) ioctl$SG_GET_COMMAND_Q(r0, 0x2270, &(0x7f0000000080)) mlockall(0x3) r1 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r1, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1b) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x4e23, 0x9, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c) 2018/05/24 10:44:18 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) [ 542.230444] md: loop0 has zero or unknown size, marking faulty! [ 542.245518] md: md_import_device returned -22 [ 542.255384] FAULT_INJECTION: forcing a failure. [ 542.255384] name failslab, interval 1, probability 0, space 0, times 0 [ 542.266770] CPU: 1 PID: 2234 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 542.273972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 542.283337] Call Trace: [ 542.285941] dump_stack+0x1b9/0x294 [ 542.289585] ? dump_stack_print_info.cold.2+0x52/0x52 [ 542.294790] ? kernel_text_address+0x79/0xf0 [ 542.299216] ? __unwind_start+0x166/0x330 [ 542.303386] should_fail.cold.4+0xa/0x1a [ 542.307500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 542.312637] ? save_stack+0xa9/0xd0 [ 542.316285] ? graph_lock+0x170/0x170 [ 542.320117] ? kasan_kmalloc+0xc4/0xe0 [ 542.324922] ? kmem_cache_alloc_trace+0x152/0x780 [ 542.329785] ? kobject_uevent_env+0x20f/0xea0 [ 542.334295] ? kobject_uevent+0x1f/0x30 [ 542.338282] ? device_add+0xb01/0x16d0 [ 542.342185] ? device_create_groups_vargs+0x1ff/0x270 [ 542.347393] ? find_held_lock+0x36/0x1c0 [ 542.351485] ? __lock_is_held+0xb5/0x140 [ 542.355581] ? check_same_owner+0x320/0x320 [ 542.359928] ? rcu_note_context_switch+0x710/0x710 [ 542.364878] __should_failslab+0x124/0x180 [ 542.369134] should_failslab+0x9/0x14 [ 542.372959] __kmalloc+0x2c8/0x760 [ 542.376608] ? kobject_uevent_env+0x20f/0xea0 [ 542.381118] ? rcu_read_lock_sched_held+0x108/0x120 [ 542.386151] ? kobject_get_path+0xc2/0x1a0 [ 542.390406] kobject_get_path+0xc2/0x1a0 [ 542.394485] kobject_uevent_env+0x234/0xea0 [ 542.398832] ? device_pm_add+0x221/0x340 [ 542.402920] kobject_uevent+0x1f/0x30 [ 542.406734] device_add+0xb01/0x16d0 [ 542.410470] ? device_private_init+0x230/0x230 [ 542.415063] ? kfree+0x1e9/0x260 [ 542.418447] ? kfree_const+0x5e/0x70 [ 542.422181] device_create_groups_vargs+0x1ff/0x270 [ 542.427222] device_create_vargs+0x46/0x60 [ 542.431487] bdi_register_va.part.10+0xbb/0x9b0 [ 542.431525] md: loop0 has zero or unknown size, marking faulty! [ 542.436154] ? cgwb_kill+0x630/0x630 [ 542.436175] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 542.436188] ? bdi_init+0x416/0x510 [ 542.436202] ? wb_init+0x9e0/0x9e0 [ 542.436219] ? bdi_alloc_node+0x67/0xe0 [ 542.436232] ? bdi_alloc_node+0x67/0xe0 [ 542.436248] ? rcu_read_lock_sched_held+0x108/0x120 [ 542.436269] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 542.476877] ? _raw_spin_unlock+0x22/0x30 [ 542.481047] bdi_register_va+0x68/0x80 [ 542.485037] super_setup_bdi_name+0x123/0x220 [ 542.489545] ? kill_block_super+0x100/0x100 [ 542.493882] ? kmem_cache_alloc_trace+0x616/0x780 [ 542.498741] ? match_wildcard+0x3c0/0x3c0 [ 542.502899] ? trace_hardirqs_on+0xd/0x10 [ 542.507062] fuse_fill_super+0xe6e/0x1e20 [ 542.511227] ? fuse_get_root_inode+0x190/0x190 [ 542.512231] md: md_import_device returned -22 [ 542.515817] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 542.515840] ? kasan_check_read+0x11/0x20 [ 542.515859] ? cap_capable+0x1f9/0x260 [ 542.515885] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 542.515900] ? security_capable+0x99/0xc0 [ 542.515919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 542.515935] ? ns_capable_common+0x13f/0x170 [ 542.515952] ? get_anon_bdev+0x2f0/0x2f0 [ 542.515969] ? sget+0x113/0x150 [ 542.560399] ? fuse_get_root_inode+0x190/0x190 [ 542.564997] mount_nodev+0x6b/0x110 [ 542.568644] fuse_mount+0x2c/0x40 [ 542.572106] mount_fs+0xae/0x328 [ 542.575509] vfs_kern_mount.part.34+0xd4/0x4d0 [ 542.580108] ? may_umount+0xb0/0xb0 [ 542.583742] ? _raw_read_unlock+0x22/0x30 [ 542.587894] ? __get_fs_type+0x97/0xc0 [ 542.591792] do_mount+0x564/0x3070 [ 542.595344] ? copy_mount_string+0x40/0x40 [ 542.599587] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 542.604359] ? retint_kernel+0x10/0x10 [ 542.608263] ? copy_mount_options+0x1a1/0x380 [ 542.612767] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 542.617617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 542.623155] ? copy_mount_options+0x285/0x380 [ 542.627666] ksys_mount+0x12d/0x140 [ 542.631310] __x64_sys_mount+0xbe/0x150 [ 542.635300] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 542.640334] do_syscall_64+0x1b1/0x800 [ 542.644232] ? finish_task_switch+0x1ca/0x840 [ 542.648741] ? syscall_return_slowpath+0x5c0/0x5c0 [ 542.653680] ? syscall_return_slowpath+0x30f/0x5c0 [ 542.658627] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 542.664007] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 542.668863] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 542.674056] RIP: 0033:0x455a09 2018/05/24 10:44:18 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x5}, 0x1c) r1 = dup2(r0, r0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={r1, 0x28}, 0x10) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000000c0)) r2 = fcntl$dupfd(r0, 0x0, r0) bind$inet6(r2, &(0x7f0000000080)={0xa}, 0x1c) [ 542.677252] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 542.684992] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 542.692440] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 542.699716] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 542.706984] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 542.714258] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 542.764597] FAT-fs (loop4): error, invalid access to FAT (entry 0x000002e0) [ 542.772005] FAT-fs (loop4): Filesystem has been set read-only 2018/05/24 10:44:18 executing program 2: r0 = socket(0x10, 0x80002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'crc32-generic\x00'}, 0x58) openat$mixer(0xffffffffffffff9c, &(0x7f0000000180)='/dev/mixer\x00', 0x80000, 0x0) r2 = accept$alg(r1, 0x0, 0x0) r3 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) pread64(r2, &(0x7f00000000c0)=""/187, 0xbb, 0x0) fallocate(r3, 0x0, 0x0, 0x73e0) sendfile(r2, r3, &(0x7f0000000080)=0x5, 0x3ff) 2018/05/24 10:44:18 executing program 3 (fault-call:6 fault-nth:65): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) [ 542.871921] FAT-fs (loop4): error, invalid access to FAT (entry 0x000002e0) 2018/05/24 10:44:18 executing program 7: r0 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0x0, 0x82000) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x4000) accept$packet(r0, &(0x7f0000004080)={0x0, 0x0, 0x0}, &(0x7f00000040c0)=0x14) accept$packet(r0, &(0x7f0000000180)={0x0, 0x0, 0x0}, &(0x7f00000000c0)=0xfffffffffffffe8f) getsockopt$inet6_mreq(r0, 0x29, 0x14, &(0x7f0000005840)={@mcast2, 0x0}, &(0x7f0000005880)=0x14) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000d00)={0x0, @loopback, @broadcast}, &(0x7f0000005900)=0xc) getpeername$packet(r0, &(0x7f0000005940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000005980)=0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000005a80)={'sit0\x00', 0x0}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000005ac0)={{{@in=@local, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}}}, &(0x7f0000005bc0)=0xe8) accept$packet(r0, &(0x7f0000006100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000006140)=0x14) accept$packet(r0, &(0x7f00000061c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000006200)=0x14) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000006240)={{{@in6=@mcast2, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}, 0x0, @in6=@mcast1}}, &(0x7f0000006340)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000006380)={{{@in, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@broadcast}}, &(0x7f0000006480)=0xe8) getpeername$packet(r0, &(0x7f0000006600)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000006640)=0x14) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000006980)={'dummy0\x00', 0x0}) r15 = accept4$packet(r0, &(0x7f00000069c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000006a00)=0x14, 0x800) getsockopt$inet6_mreq(r0, 0x29, 0x1d, &(0x7f0000006a40)={@mcast2, 0x0}, &(0x7f0000006a80)=0x14) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000006ac0)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@multicast1}}, &(0x7f0000006bc0)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000009200)={{{@in6=@mcast1, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in=@remote}}, &(0x7f0000009300)=0xe8) getsockopt$inet_mreqn(r0, 0x0, 0x27, &(0x7f0000009340)={@multicast2, @rand_addr, 0x0}, &(0x7f0000009380)=0xc) accept4(r15, &(0x7f0000000d80)=@can={0x0, 0x0}, &(0x7f0000000080)=0x30, 0x800) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f00000094c0)={0x0, @loopback, @remote}, &(0x7f0000009500)=0xc) getsockname$packet(r0, &(0x7f0000009600)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000009640)=0x14) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000009680)={0x0, @dev, @local}, &(0x7f00000096c0)=0xc) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000009700)={'team0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000009780)={'bond_slave_1\x00', 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00000097c0)={{{@in6=@local, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@dev}}, &(0x7f00000098c0)=0xfffffc68) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000009900)={{{@in6=@mcast1, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@mcast2}}, &(0x7f0000000140)=0xe8) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f000000a4c0)={{{@in6=@loopback, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@multicast2}}, &(0x7f000000a5c0)=0xe8) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f000000a640)={'vcan0\x00', 0x0}) getpeername$packet(r0, &(0x7f000000a700)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f000000a740)=0x14) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f000000a840)={{{@in=@rand_addr, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@ipv4={[], [], @dev}}}, &(0x7f000000a940)=0xe8) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f000000a980)={'vcan0\x00', 0x0}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f000000a9c0)={{{@in=@multicast1, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@mcast1}}, &(0x7f000000aac0)=0xe8) sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f000000b680)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100100}, 0xc, &(0x7f000000b640)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c0b0000", @ANYRES16=0x0, @ANYBLOB="20002cbd7000fddbdf250100000008000100", @ANYRES32=r2, @ANYBLOB="f00002003c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000008000300060000000400040008000600", @ANYRES32=r3, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r4, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r5, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="7c00020038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000800030003000000080004000500000040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r8, @ANYBLOB="080007000000000008000100", @ANYRES32=r9, @ANYBLOB="3c00020038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004000400000008000100", @ANYRES32=r10, @ANYBLOB="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", @ANYRES32=r11, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000080003000b00000008000400ffffffff0800070000000000400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000700000008000600", @ANYRES32=r12, @ANYBLOB="38000100240001006e6f746966795f70656572735f696e74657276616c0000000000000000000000080003000300000008000400080000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r13, @ANYBLOB="40000100240001006d6f6465000000000000000000000000000000000000000000000000000000000800030005000000100004006c6f616462616c616e63650040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r14, @ANYBLOB="080007000000000008000100", @ANYRES32=r16, @ANYBLOB="6401020038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004000400000038000100240001006d636173745f72656a6f696e5f696e74657276616c0000000000000000000000080003000300000008000400010000003c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000008000300060000000400040008000600", @ANYRES32=r17, @ANYBLOB="38000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000800030003000000080004000300000040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r18, @ANYBLOB="08000700000000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r19, @ANYBLOB="08000100", @ANYRES32=r20, @ANYBLOB="d801020038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000800030003000000080004000002000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000080003000b000000080004004bffffff08000600", @ANYRES32=r21, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004000800000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004000300000038000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000800030003000000080004000900000040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r22, @ANYBLOB="080007000000000038000100240001006e6f746966795f70656572735f696e74657276616c0000000000000000000000080003000300000008000400070000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r23, @ANYBLOB="11000100", @ANYRES32=r24, @ANYBLOB="1c01020038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000800030003000000080004000000010038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000800030003000000080004008d0000003800010024000100616374697665706f727400000000000000000000000000000000000000000000080003000300000008000400", @ANYRES32=r25, @ANYBLOB="38000100240001cd006d636173745f72656a6f696e5f636f756e740000000000000000000000000000080003000300000008000400090000003800010024000100616374697665706f7274000000000000000000000000000000000000000000000800030003000000080004", @ANYRES32=r26, @ANYBLOB="08000100", @ANYRES32=r27, @ANYBLOB="4400020040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r28, @ANYBLOB="080007000000000008000100", @ANYRES32=r29, @ANYBLOB="f801020040000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000080003000300000008000400", @ANYRES32=r30, @ANYBLOB="08000700000000003c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000008000300060000000400040008000600", @ANYRES32=r31, @ANYBLOB="3c000100240001006727114d0190757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r32, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000800030003000000080004000800000008000600", @ANYRES32=r33, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000008000300060000000400040008000600", @ANYRES32=r34, @ANYBLOB="3c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000008000300050000000c000400686173680000000040000100240001006c625f686173685f737461747300000000000000000000000000000000000000080003000b0000000800040000000000080007000000000044000100240001006d6f6465000000000000000000000000000000000000000000000000000000000800030005000000140004006163746976656261636b757000000000"], 0xb1c}, 0x1, 0x0, 0x0, 0x8000}, 0x8800) close(r0) [ 542.923598] FAT-fs (loop4): error, invalid access to FAT (entry 0x000002e0) [ 543.036594] FAULT_INJECTION: forcing a failure. [ 543.036594] name failslab, interval 1, probability 0, space 0, times 0 [ 543.048089] CPU: 0 PID: 2276 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 543.055294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 543.064770] Call Trace: [ 543.067386] dump_stack+0x1b9/0x294 [ 543.071044] ? dump_stack_print_info.cold.2+0x52/0x52 [ 543.076256] ? kernel_text_address+0x79/0xf0 [ 543.080697] should_fail.cold.4+0xa/0x1a [ 543.084823] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 543.089964] ? save_stack+0xa9/0xd0 [ 543.093613] ? graph_lock+0x170/0x170 [ 543.097428] ? kasan_kmalloc+0xc4/0xe0 [ 543.101333] ? kmem_cache_alloc_trace+0x152/0x780 [ 543.106186] ? kobject_uevent_env+0x20f/0xea0 [ 543.110697] ? kobject_uevent+0x1f/0x30 [ 543.114691] ? device_add+0xb01/0x16d0 [ 543.118596] ? device_create_groups_vargs+0x1ff/0x270 [ 543.123815] ? find_held_lock+0x36/0x1c0 [ 543.127994] ? __lock_is_held+0xb5/0x140 [ 543.132095] ? check_same_owner+0x320/0x320 [ 543.136439] ? rcu_note_context_switch+0x710/0x710 [ 543.141395] __should_failslab+0x124/0x180 [ 543.145651] should_failslab+0x9/0x14 [ 543.149472] __kmalloc+0x2c8/0x760 [ 543.153034] ? kobject_uevent_env+0x20f/0xea0 [ 543.157552] ? rcu_read_lock_sched_held+0x108/0x120 [ 543.162586] ? kobject_get_path+0xc2/0x1a0 [ 543.166855] kobject_get_path+0xc2/0x1a0 [ 543.170940] kobject_uevent_env+0x234/0xea0 [ 543.175281] ? device_pm_add+0x221/0x340 [ 543.179371] kobject_uevent+0x1f/0x30 [ 543.183192] device_add+0xb01/0x16d0 [ 543.186939] ? device_private_init+0x230/0x230 [ 543.191536] ? kfree+0x1e9/0x260 [ 543.194921] ? kfree_const+0x5e/0x70 [ 543.198652] device_create_groups_vargs+0x1ff/0x270 [ 543.203683] device_create_vargs+0x46/0x60 [ 543.207936] bdi_register_va.part.10+0xbb/0x9b0 [ 543.212621] ? cgwb_kill+0x630/0x630 [ 543.216360] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 543.221920] ? bdi_init+0x416/0x510 [ 543.225556] ? wb_init+0x9e0/0x9e0 [ 543.229105] ? bdi_alloc_node+0x67/0xe0 [ 543.233088] ? bdi_alloc_node+0x67/0xe0 [ 543.237077] ? rcu_read_lock_sched_held+0x108/0x120 [ 543.242111] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 543.247412] ? _raw_spin_unlock+0x22/0x30 [ 543.251580] bdi_register_va+0x68/0x80 [ 543.255477] super_setup_bdi_name+0x123/0x220 [ 543.259987] ? kill_block_super+0x100/0x100 [ 543.264333] ? kmem_cache_alloc_trace+0x616/0x780 [ 543.269186] ? match_wildcard+0x3c0/0x3c0 [ 543.273348] ? trace_hardirqs_on+0xd/0x10 [ 543.277523] fuse_fill_super+0xe6e/0x1e20 [ 543.281703] ? fuse_get_root_inode+0x190/0x190 [ 543.286300] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 543.291329] ? kasan_check_read+0x11/0x20 [ 543.295493] ? cap_capable+0x1f9/0x260 [ 543.299404] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 543.304941] ? security_capable+0x99/0xc0 [ 543.309085] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 543.314616] ? ns_capable_common+0x13f/0x170 [ 543.319016] ? get_anon_bdev+0x2f0/0x2f0 [ 543.323066] ? sget+0x113/0x150 [ 543.326339] ? fuse_get_root_inode+0x190/0x190 [ 543.330916] mount_nodev+0x6b/0x110 [ 543.334538] fuse_mount+0x2c/0x40 [ 543.337988] mount_fs+0xae/0x328 [ 543.341351] vfs_kern_mount.part.34+0xd4/0x4d0 [ 543.345929] ? may_umount+0xb0/0xb0 [ 543.349551] ? _raw_read_unlock+0x22/0x30 [ 543.353695] ? __get_fs_type+0x97/0xc0 [ 543.357588] do_mount+0x564/0x3070 [ 543.361132] ? copy_mount_string+0x40/0x40 [ 543.365361] ? rcu_pm_notify+0xc0/0xc0 [ 543.369251] ? copy_mount_options+0x5f/0x380 [ 543.373662] ? rcu_read_lock_sched_held+0x108/0x120 [ 543.378684] ? kmem_cache_alloc_trace+0x616/0x780 [ 543.383542] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 543.389099] ? _copy_from_user+0xdf/0x150 [ 543.393254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 543.398782] ? copy_mount_options+0x285/0x380 [ 543.403273] ksys_mount+0x12d/0x140 [ 543.406929] __x64_sys_mount+0xbe/0x150 [ 543.410903] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 543.415922] do_syscall_64+0x1b1/0x800 [ 543.419802] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 543.424651] ? syscall_return_slowpath+0x5c0/0x5c0 [ 543.429585] ? syscall_return_slowpath+0x30f/0x5c0 [ 543.434524] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 543.439886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 543.444762] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 543.449955] RIP: 0033:0x455a09 [ 543.453130] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 543.460829] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 543.468089] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 543.475352] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 543.482610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 543.490377] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:19 executing program 1: r0 = socket(0x0, 0xa, 0x0) accept4$packet(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000100)=0x14, 0x80000) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000140)=@newqdisc={0xfc, 0x24, 0x4, 0x70bd2d, 0x25dfdbfe, {0x0, r1, {0x0, 0xfff5}, {0xb}, {0xf, 0xd}}, [@qdisc_kind_options=@q_cbs={{0x8, 0x1, 'cbs\x00'}, {0x1c, 0x2, @TCA_CBS_PARMS={0x18, 0x1, {0x6, "080bd2", 0xfffffffffffffffe, 0x5, 0x80}}}}, @qdisc_kind_options=@q_cbq={{0x8, 0x1, 'cbq\x00'}, {0x14, 0x2, @TCA_CBQ_FOPT={0x10, 0x3, {{0xffff, 0xffff}, 0x3, 0x4}}}}, @TCA_STAB={0x20, 0x8, @TCA_STAB_BASE={0x1c, 0x1, {0x9, 0x7, 0x1, 0x81, 0x0, 0x0, 0x10, 0x1}}}, @qdisc_kind_options=@q_cbs={{0x8, 0x1, 'cbs\x00'}, {0x1c, 0x2, @TCA_CBS_PARMS={0x18, 0x1, {0x1, "9f1264", 0x3, 0x0, 0x40, 0x20200000}}}}, @TCA_EGRESS_BLOCK={0x8, 0xe, 0x7}, @qdisc_kind_options=@q_cbq={{0x8, 0x1, 'cbq\x00'}, {0x14, 0x2, @TCA_CBQ_WRROPT={0x10, 0x2, {0x7, 0x6, 0xf3, 0x401, 0x78, 0x7}}}}, @TCA_EGRESS_BLOCK={0x8, 0xe}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0x4fc}, @TCA_STAB={0x20, 0x8, @TCA_STAB_BASE={0x1c, 0x1, {0x5, 0x8, 0x1, 0x5, 0x0, 0x1f, 0x615}}}]}, 0xfc}, 0x1, 0x0, 0x0, 0x4008001}, 0x40) r2 = syz_open_dev$tun(&(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000300)={'ifb0\x00', 0x3082}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8923, &(0x7f0000000000)={'ifb0\x00', 0xa201}) 2018/05/24 10:44:19 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(arc4-generic)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000000c0)="9cd367301c572c58c1ffdd3d94d6521deb", 0x11) sendmmsg$alg(r1, &(0x7f0000001240)=[{0x0, 0x0, &(0x7f0000000a00), 0x0, &(0x7f0000000ac0)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) write$binfmt_script(r1, &(0x7f0000000180)=ANY=[@ANYBLOB='#'], 0x1) recvmsg(r1, &(0x7f0000000440)={&(0x7f0000000100)=@sco, 0x80, &(0x7f0000000400)=[{&(0x7f0000000280)=""/81, 0x51}], 0x1}, 0x0) 2018/05/24 10:44:19 executing program 2: syz_mount_image$vfat(&(0x7f0000000300)='vfat\x00', &(0x7f00000004c0)='./file0\x00', 0xe000, 0x1, &(0x7f0000000040)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027000f8", 0x16}], 0x0, &(0x7f0000000140)=ANY=[]) r0 = socket(0x2, 0x1, 0x0) syz_open_dev$usbmon(&(0x7f00000000c0)='/dev/usbmon#\x00', 0x0, 0x20200) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") creat(&(0x7f0000000080)='./file0/file.\x00', 0x0) creat(&(0x7f0000000000)='./file0/file.\x00', 0x0) 2018/05/24 10:44:19 executing program 4: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f00000001c0)=ANY=[@ANYBLOB="020d0000100000000000000000000000030006000000000002000000e000000100000000000000000800120002000200000000007d2200001800000003000000000000000000000000000000000000001600000000000001ac1414bb000000000000000000000000030005000000000002000000e00000010000000000000000"], 0x80}, 0x1}, 0x0) r1 = semget(0x2, 0x0, 0x8) semctl$GETVAL(r1, 0x0, 0xc, &(0x7f0000000000)=""/216) 2018/05/24 10:44:19 executing program 0: syz_emit_ethernet(0x58, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], {@ipv4={0x800, {{0x15, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x4, 0x0, @rand_addr, @multicast2=0xe0000002, {[@timestamp={0x44, 0x24, 0x0, 0x0, 0x0, [{}, {}, {}, {}, {[@empty]}, {}, {}]}, @rr={0x7, 0x1b, 0x0, [@dev={0xac, 0x14, 0x14}, @loopback=0x7f000001, @rand_addr, @multicast1=0xe0000001, @remote={0xac, 0x14, 0x14, 0xbb}, @remote={0xac, 0x14, 0x14, 0xbb}]}]}}, @icmp=@address_request={0x11}}}}}, &(0x7f0000000080)) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snapshot\x00', 0x109040, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000100)={0xfffffffffffffff6, 0x80000001, 0x0, 0x101, 0x8, 0x800, 0x2, 0xcb3b000000, 0x0}, &(0x7f0000000140)=0x20) execve(&(0x7f0000000200)='./file0\x00', &(0x7f0000000380)=[&(0x7f0000000240)='\x00', &(0x7f0000000280)='\x00', &(0x7f00000002c0)='/dev/snapshot\x00', &(0x7f0000000300)='em0em0\x00', &(0x7f0000000340)='\x00'], &(0x7f00000004c0)=[&(0x7f00000003c0)='/dev/snapshot\x00', &(0x7f0000000400)='\x00', &(0x7f0000000440)=']^md5sumGPL\'nodevppp0\x00', &(0x7f0000000480)='/dev/snapshot\x00']) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)={r1, 0x4536}, &(0x7f00000001c0)=0x8) 2018/05/24 10:44:19 executing program 7: syz_emit_ethernet(0x4a, &(0x7f0000000240)=ANY=[@ANYBLOB="0180c200000000000037900c46fb316027b40d6bcce83800000008004500003c00000000002990780000"], &(0x7f0000000380)) r0 = socket$bt_cmtp(0x1f, 0x3, 0x5) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000000000)={0x0, 0x7530}, 0x10) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x800, 0x10) ioctl$SG_GET_KEEP_ORPHAN(r1, 0x2288, &(0x7f0000000080)) ioctl$DRM_IOCTL_AGP_ENABLE(r1, 0x40086432, &(0x7f00000000c0)=0x3) 2018/05/24 10:44:19 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x0) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:19 executing program 3 (fault-call:6 fault-nth:66): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) [ 543.955573] FAULT_INJECTION: forcing a failure. [ 543.955573] name failslab, interval 1, probability 0, space 0, times 0 [ 543.966933] CPU: 1 PID: 2308 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 543.974132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 543.983496] Call Trace: [ 543.986106] dump_stack+0x1b9/0x294 [ 543.989767] ? dump_stack_print_info.cold.2+0x52/0x52 [ 543.994990] ? kernel_text_address+0x79/0xf0 [ 543.999418] ? __unwind_start+0x166/0x330 [ 544.003598] should_fail.cold.4+0xa/0x1a [ 544.007685] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 544.012812] ? save_stack+0xa9/0xd0 [ 544.016455] ? graph_lock+0x170/0x170 [ 544.020278] ? kasan_kmalloc+0xc4/0xe0 [ 544.024208] ? kmem_cache_alloc_trace+0x152/0x780 [ 544.029071] ? kobject_uevent_env+0x20f/0xea0 [ 544.033584] ? kobject_uevent+0x1f/0x30 [ 544.037579] ? device_add+0xb01/0x16d0 [ 544.041487] ? device_create_groups_vargs+0x1ff/0x270 [ 544.046702] ? find_held_lock+0x36/0x1c0 [ 544.050793] ? __lock_is_held+0xb5/0x140 [ 544.054894] ? check_same_owner+0x320/0x320 [ 544.059242] ? rcu_note_context_switch+0x710/0x710 [ 544.064209] __should_failslab+0x124/0x180 [ 544.068480] should_failslab+0x9/0x14 [ 544.072303] __kmalloc+0x2c8/0x760 [ 544.075866] ? kobject_uevent_env+0x20f/0xea0 [ 544.080386] ? rcu_read_lock_sched_held+0x108/0x120 [ 544.085428] ? kobject_get_path+0xc2/0x1a0 [ 544.089690] kobject_get_path+0xc2/0x1a0 [ 544.093781] kobject_uevent_env+0x234/0xea0 [ 544.098115] ? device_pm_add+0x221/0x340 [ 544.102209] kobject_uevent+0x1f/0x30 2018/05/24 10:44:20 executing program 7: r0 = socket(0x2, 0x1, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/qat_adf_ctl\x00', 0x0, 0x0) timerfd_settime(r1, 0x1, &(0x7f0000000100)={{0x77359400}, {0x0, 0x989680}}, &(0x7f0000000140)) ioctl(r0, 0x1, &(0x7f0000000280)="58f156555051604c72c0d0c9ebb406421c3f6609f88ae4b28cd315ec93537adc956b86b072964e5ecc2bdaea068f759adcd0b6db9869bc85aecb8e9d979b58c7e1085e01c9bd94114e52b7348be60b14b680613c798924ec62c0d5cdb9b634f98d12f849da2f4d0bfa72b1405e7895207226d33db3494a97dabd4a4b0ed525fefe4cac18903cb7b2e961f6667d") getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f00000005c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="20000000651a0ffe1b690c7868aba81a3f323b10919c9e842227590d230c2578d8cc41cb17002f2bf4160795d3d8d0634b2f76fe7923f9f38fb2c17fdda6c28a10bbff6326c8658aa74439374754a23a9fbea61e6e78ac7ec0662f221672288ede4930c59c858e17b731f6ca55e2ce83a2"], &(0x7f0000000340)=0x28) setsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000240)=@assoc_id=r2, 0x4) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000000380)={r2, @in6={{0xa, 0x4e24, 0x7fff, @mcast2={0xff, 0x2, [], 0x1}, 0x9}}, 0x2, 0x8, 0x6, 0x10001, 0x8}, &(0x7f0000000440)=0x98) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000500)={r2, 0x8, 0x30, 0x8, 0x80}, &(0x7f0000000540)=0x18) ioctl$TIOCLINUX4(r1, 0x541c, &(0x7f0000000480)=0x4) ioctl(r0, 0x8, &(0x7f0000000740)="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") ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000040)=0x0) fcntl$setownex(r0, 0xf, &(0x7f00000004c0)={0xdf9023073a8bfbf1, r3}) clock_settime(0xd9e19ea1869f58d4, &(0x7f0000000200)) ioctl$VT_RESIZEX(r1, 0x560a, &(0x7f00000000c0)={0x81, 0x80000001, 0x81, 0x585b722a, 0x8001, 0xf3}) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000000)) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000580)=0x0) syz_open_procfs(r4, &(0x7f0000000080)='smaps\x00') 2018/05/24 10:44:20 executing program 0: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f0000000200)='keyring\x00', &(0x7f0000000240)={0x73, 0x79, 0x7a}, 0x0, 0x0, 0xffffffffffffffff) socket(0xa, 0x1, 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl(r1, 0x8912, &(0x7f0000000100)="c626262c8523bf012cf66fffc460f7856e51523d7bc00328e875018b32975894a3d23b8547e883229fb618fdadc4c83e7b6c09ccc42bec2e17d83d3abde50163b8839b9f00c08cc68041") keyctl$set_timeout(0xf, r0, 0x0) 2018/05/24 10:44:20 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x10000, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x1e, 0x1, 0x0) getsockopt(r1, 0x10f, 0x7f, &(0x7f0000000040)=""/4, &(0x7f0000000080)=0x4) setsockopt$sock_int(r1, 0x1, 0x13, &(0x7f0000000000)=0xfff, 0x4) [ 544.106025] device_add+0xb01/0x16d0 [ 544.109756] ? device_private_init+0x230/0x230 [ 544.114346] ? kfree+0x1e9/0x260 [ 544.117729] ? kfree_const+0x5e/0x70 [ 544.121464] device_create_groups_vargs+0x1ff/0x270 [ 544.126501] device_create_vargs+0x46/0x60 [ 544.130755] bdi_register_va.part.10+0xbb/0x9b0 [ 544.135452] ? cgwb_kill+0x630/0x630 [ 544.139197] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 544.145364] ? bdi_init+0x416/0x510 [ 544.149006] ? wb_init+0x9e0/0x9e0 [ 544.152552] ? bdi_alloc_node+0x67/0xe0 2018/05/24 10:44:20 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"79616d300001178b00", 0x4016}) bind$unix(r0, &(0x7f0000000100)=@abs={0x0, 0x0, 0x4e20}, 0x6e) r2 = inotify_init1(0x0) getpgid(0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f00000003c0)=0x0) fcntl$setown(r2, 0x8, r3) fcntl$getownex(r2, 0x10, &(0x7f00000000c0)={0x0, 0x0}) ptrace$setopts(0x4206, r4, 0x0, 0x0) ptrace(0x2000004203, r4) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000280)={{{@in6=@loopback, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@loopback}}, &(0x7f00000001c0)=0xe8) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000000200)=r5) ptrace$getregs(0x2, r4, 0x72fffd, &(0x7f0000000000)=""/38) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000180), &(0x7f0000000380)=0x4) ioctl$sock_SIOCSPGRP(r0, 0x8902, &(0x7f0000000080)=r4) ioctl$TUNDETACHFILTER(r1, 0x800454dd, 0x6f3000) [ 544.156529] ? bdi_alloc_node+0x67/0xe0 [ 544.160518] ? rcu_read_lock_sched_held+0x108/0x120 [ 544.165559] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 544.170848] ? _raw_spin_unlock+0x22/0x30 [ 544.175010] bdi_register_va+0x68/0x80 [ 544.178912] super_setup_bdi_name+0x123/0x220 [ 544.183411] ? kill_block_super+0x100/0x100 [ 544.187740] ? kmem_cache_alloc_trace+0x616/0x780 [ 544.192597] ? match_wildcard+0x3c0/0x3c0 [ 544.196764] ? trace_hardirqs_on+0xd/0x10 [ 544.200940] fuse_fill_super+0xe6e/0x1e20 [ 544.205112] ? fuse_get_root_inode+0x190/0x190 [ 544.209711] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 544.210710] QAT: Invalid ioctl [ 544.214740] ? kasan_check_read+0x11/0x20 [ 544.214761] ? cap_capable+0x1f9/0x260 [ 544.214785] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 544.214801] ? security_capable+0x99/0xc0 [ 544.214821] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 544.214837] ? ns_capable_common+0x13f/0x170 [ 544.214855] ? get_anon_bdev+0x2f0/0x2f0 [ 544.214873] ? sget+0x113/0x150 [ 544.219484] QAT: Invalid ioctl [ 544.222209] ? fuse_get_root_inode+0x190/0x190 [ 544.222227] mount_nodev+0x6b/0x110 [ 544.222244] fuse_mount+0x2c/0x40 [ 544.222263] mount_fs+0xae/0x328 [ 544.222284] vfs_kern_mount.part.34+0xd4/0x4d0 [ 544.222298] ? may_umount+0xb0/0xb0 [ 544.222310] ? _raw_read_unlock+0x22/0x30 [ 544.222323] ? __get_fs_type+0x97/0xc0 [ 544.222343] do_mount+0x564/0x3070 [ 544.222365] ? copy_mount_string+0x40/0x40 [ 544.222380] ? rcu_pm_notify+0xc0/0xc0 [ 544.222401] ? copy_mount_options+0x5f/0x380 [ 544.222414] ? rcu_read_lock_sched_held+0x108/0x120 [ 544.222430] ? kmem_cache_alloc_trace+0x616/0x780 [ 544.222448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 544.222467] ? _copy_from_user+0xdf/0x150 [ 544.227267] QAT: Invalid ioctl [ 544.231869] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 544.231886] ? copy_mount_options+0x285/0x380 [ 544.231906] ksys_mount+0x12d/0x140 [ 544.231925] __x64_sys_mount+0xbe/0x150 [ 544.231939] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 544.231958] do_syscall_64+0x1b1/0x800 [ 544.231971] ? finish_task_switch+0x1ca/0x840 [ 544.231986] ? syscall_return_slowpath+0x5c0/0x5c0 [ 544.232002] ? syscall_return_slowpath+0x30f/0x5c0 [ 544.232023] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 544.232042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 544.232062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 544.232077] RIP: 0033:0x455a09 [ 544.244642] QAT: Invalid ioctl [ 544.246147] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 544.246190] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 2018/05/24 10:44:20 executing program 4: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x204000, 0x0) write$fuse(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="2800000004000000000000000000f280339521aa5e9894284b9c04e66da1ee3211d0eaa85f56a1daddec313564"], 0x28) 2018/05/24 10:44:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0xf) bind$netlink(r0, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000cecffc), 0x4) r1 = syz_open_dev$tun(&(0x7f0000000100)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"79616d300001178b00", 0x4012}) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x400000, 0x0) setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f00000002c0)={0x1000, {{0xa, 0x4e22, 0xfffffffffffffffc, @remote={0xfe, 0x80, [], 0xbb}, 0x8}}}, 0x88) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000080)=0x87fe, 0x4) r3 = dup3(r0, r1, 0x0) tee(r3, r3, 0x1f, 0x4) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r3, &(0x7f0000000280)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x14, r4, 0x101, 0x0, 0x0, {0xe}}, 0x14}, 0x1}, 0x0) 2018/05/24 10:44:20 executing program 7: r0 = socket$netlink(0x10, 0x3, 0xd) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'veth0_to_bridge\x00', 0x0}) socket$netlink(0x10, 0x3, 0x9) sendmsg$nl_route(r0, &(0x7f00000018c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x3}, 0xc, &(0x7f0000001880)={&(0x7f0000000500)=@newlink={0x2c, 0x10, 0x15, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_ADDRESS={0xc, 0x1, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}]}, 0x2c}, 0x1}, 0x0) [ 544.246200] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 544.246209] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 544.246218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 544.246227] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:20 executing program 3 (fault-call:6 fault-nth:67): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:20 executing program 0: setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x6) r0 = accept$inet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, @dev}, &(0x7f0000000080)=0x10) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp\x00', 0x800, 0x0) ioctl$KDSETKEYCODE(r1, 0x4b4d, &(0x7f0000000100)={0x8, 0x7}) ioctl(r0, 0x0, &(0x7f0000004080)="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") ioctl$GIO_UNIMAP(r1, 0x4b66, &(0x7f0000000180)={0x1, &(0x7f0000000140)=[{}]}) r2 = socket(0x11, 0x80002, 0x0) setsockopt(r2, 0x107, 0xd, &(0x7f0000001000), 0xc5) setsockopt$packet_int(r2, 0x107, 0xc, &(0x7f0000000000), 0x4) ioctl$KDDELIO(r0, 0x4b35, 0x0) [ 544.796890] FAULT_INJECTION: forcing a failure. [ 544.796890] name failslab, interval 1, probability 0, space 0, times 0 [ 544.808469] CPU: 0 PID: 2366 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 544.815683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 544.825038] Call Trace: [ 544.827637] dump_stack+0x1b9/0x294 [ 544.831309] ? dump_stack_print_info.cold.2+0x52/0x52 [ 544.836509] should_fail.cold.4+0xa/0x1a [ 544.840565] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 544.845663] ? graph_lock+0x170/0x170 [ 544.849469] ? find_held_lock+0x36/0x1c0 [ 544.853528] ? __lock_is_held+0xb5/0x140 [ 544.857594] ? check_same_owner+0x320/0x320 [ 544.861927] ? kasan_check_write+0x14/0x20 [ 544.866154] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 544.871076] ? rcu_note_context_switch+0x710/0x710 [ 544.876019] __should_failslab+0x124/0x180 [ 544.880253] should_failslab+0x9/0x14 [ 544.884044] kmem_cache_alloc+0x2af/0x760 [ 544.888184] ? __mutex_unlock_slowpath+0x180/0x8a0 [ 544.893115] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 544.898126] __kernfs_new_node+0xe7/0x580 [ 544.902269] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 544.907015] ? mutex_unlock+0xd/0x10 [ 544.910724] ? kernfs_activate+0x20e/0x2a0 [ 544.914951] ? kernfs_walk_and_get_ns+0x320/0x320 [ 544.919784] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 544.925308] ? kernfs_link_sibling+0x1d2/0x3b0 [ 544.929884] kernfs_new_node+0x80/0xf0 [ 544.933764] __kernfs_create_file+0x4d/0x330 [ 544.938162] sysfs_add_file_mode_ns+0x21a/0x560 [ 544.942823] sysfs_add_file+0x4e/0x60 [ 544.946619] sysfs_merge_group+0xfa/0x230 [ 544.950868] dpm_sysfs_add+0x161/0x210 [ 544.954745] device_add+0xa11/0x16d0 [ 544.958452] ? device_private_init+0x230/0x230 [ 544.963028] ? kfree+0x1e9/0x260 [ 544.966393] ? kfree_const+0x5e/0x70 [ 544.970110] device_create_groups_vargs+0x1ff/0x270 [ 544.975117] device_create_vargs+0x46/0x60 [ 544.979343] bdi_register_va.part.10+0xbb/0x9b0 [ 544.984003] ? cgwb_kill+0x630/0x630 [ 544.987706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 544.993237] ? bdi_init+0x416/0x510 [ 544.996850] ? wb_init+0x9e0/0x9e0 [ 545.000379] ? bdi_alloc_node+0x67/0xe0 [ 545.004349] ? bdi_alloc_node+0x67/0xe0 [ 545.008312] ? rcu_read_lock_sched_held+0x108/0x120 [ 545.013314] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 545.018593] bdi_register_va+0x68/0x80 [ 545.022476] super_setup_bdi_name+0x123/0x220 [ 545.026967] ? kill_block_super+0x100/0x100 [ 545.031275] ? kmem_cache_alloc_trace+0x616/0x780 [ 545.036107] ? match_wildcard+0x3c0/0x3c0 [ 545.040240] ? trace_hardirqs_on+0xd/0x10 [ 545.044391] fuse_fill_super+0xe6e/0x1e20 [ 545.048536] ? fuse_get_root_inode+0x190/0x190 [ 545.053110] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 545.058116] ? kasan_check_read+0x11/0x20 [ 545.062253] ? cap_capable+0x1f9/0x260 [ 545.066134] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 545.071678] ? security_capable+0x99/0xc0 [ 545.075818] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 545.081341] ? ns_capable_common+0x13f/0x170 [ 545.085738] ? get_anon_bdev+0x2f0/0x2f0 [ 545.089784] ? sget+0x113/0x150 [ 545.093052] ? fuse_get_root_inode+0x190/0x190 [ 545.097627] mount_nodev+0x6b/0x110 [ 545.101245] fuse_mount+0x2c/0x40 [ 545.104687] mount_fs+0xae/0x328 [ 545.108044] vfs_kern_mount.part.34+0xd4/0x4d0 [ 545.112616] ? may_umount+0xb0/0xb0 [ 545.116232] ? _raw_read_unlock+0x22/0x30 [ 545.120376] ? __get_fs_type+0x97/0xc0 [ 545.124256] do_mount+0x564/0x3070 [ 545.127803] ? do_raw_spin_unlock+0x9e/0x2e0 [ 545.132242] ? copy_mount_string+0x40/0x40 [ 545.136496] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 545.141520] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 545.146271] ? retint_kernel+0x10/0x10 [ 545.150159] ? copy_mount_options+0x1f0/0x380 [ 545.154642] ? copy_mount_options+0x1f6/0x380 [ 545.159126] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 545.164650] ? copy_mount_options+0x285/0x380 [ 545.169137] ksys_mount+0x12d/0x140 [ 545.172755] __x64_sys_mount+0xbe/0x150 [ 545.176725] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 545.181734] do_syscall_64+0x1b1/0x800 [ 545.185652] ? syscall_return_slowpath+0x5c0/0x5c0 [ 545.190578] ? syscall_return_slowpath+0x30f/0x5c0 [ 545.195517] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 545.200889] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 545.205740] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 545.210919] RIP: 0033:0x455a09 [ 545.214094] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 545.221791] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 545.229047] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 545.236315] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:44:21 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_DEVICE_ATTR(0xffffffffffffffff, 0x4018aee1, &(0x7f0000000100)={0x0, 0x3f, 0x1}) 2018/05/24 10:44:21 executing program 2: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/net/pfkey\x00', 0x22240, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000358fe8)={0xaa}) ioctl$TIOCMBIS(r0, 0x5416, &(0x7f0000000180)=0x896) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000a5dfe0)={{&(0x7f0000000000/0x4000)=nil, 0x4000}, 0x1}) ioctl$FIONREAD(r0, 0x541b, &(0x7f00000001c0)) readv(r0, &(0x7f0000080000)=[{&(0x7f0000001fb2)=""/1, 0x1}], 0x1) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x0, 0x6c, 0x81, &(0x7f0000000000)="edc4b3d0529deaa026db79c66bc0a32eaf64e7b791198dca38225a65ef8a5e7125dbfd478a169af34f40df3057d3018738802230ba6ac66bbae5c86bfd967f1e63e2da34a727b5bbc45a05895572e51f5eeafd86debe9ebe276286d087da1ecf738c2bcf49f393bc1304f7c3", &(0x7f0000000080)=""/129, 0x100}, 0x28) poll(&(0x7f000071cfe0)=[{r0}], 0x1, 0x0) ioctl$TUNGETFEATURES(r0, 0x800454cf, &(0x7f0000000280)) ioctl$SG_EMULATED_HOST(r0, 0x2203, &(0x7f0000000200)) 2018/05/24 10:44:21 executing program 4: syz_emit_ethernet(0x66, &(0x7f0000000000)=ANY=[@ANYBLOB="aaaaaaaaaa0000000086dd60110c1100302100fe8000000000000000000000000000ffff020000000000000000000000000001010090780600000061cb155d00000000ff020000000000000000000000000001fe800000000000000000000000000000"], 0x0) 2018/05/24 10:44:21 executing program 0: syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f00000003c0)='./file0\x00', 0xe803, 0x1, &(0x7f0000000440)=[{&(0x7f0000000480)="eb3c906d6b66732e666174000204010a0200027440f8010f5a552bfd1492625d53f09c52003d", 0x26}], 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="de6a78cb00"]) 2018/05/24 10:44:21 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'wp256-generic\x00'}, 0x58) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f00000000c0)={'team_slave_0\x00', {0x2, 0x4e24, @loopback=0x7f000001}}) r2 = accept4(r0, 0x0, &(0x7f0000000040), 0x0) sendto$inet6(r2, &(0x7f0000000280)="805472596844f6f3c8ebf64a2dd50307ba66862f68628a793e0c220b9ffa008f", 0x20, 0x20008000, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c) sendmmsg$inet_sctp(r2, &(0x7f0000006f80)=[{&(0x7f0000000080)=@in={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10, &(0x7f0000001680)}, {&(0x7f0000006e40)=@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c, &(0x7f0000006f40)}], 0x2, 0x0) 2018/05/24 10:44:21 executing program 7: r0 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) open_by_handle_at(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="040091ccdfe7138dd760f30ac53f00020000000b"], 0xffff8005) ioctl$KVM_TPR_ACCESS_REPORTING(r0, 0xc028ae92, &(0x7f0000000000)={0x7345, 0x2}) 2018/05/24 10:44:21 executing program 3 (fault-call:6 fault-nth:68): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:21 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(0xffffffffffffffff, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) [ 545.243573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 545.250832] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:21 executing program 5: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/self/net/pfkey\x00', 0x100, 0x0) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000200)={&(0x7f0000000180)='./file0\x00', r0}, 0x10) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000280)={0x1, 0x5}) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x4, 0x4, 0x4, 0xd}, 0x2c) perf_event_open(&(0x7f000001d000)={0x200000002, 0x70, 0x0, 0x108000001}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r1, 0x28, &(0x7f0000000080)={0x0, 0x0}}, 0x10) r3 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={r2}, 0xc) r4 = getpgid(0xffffffffffffffff) tkill(r4, 0x1f) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000240)="660e3f4ba7c898bf892963118368dad58bd9a972b1bc92940640e6f4cca60fc92ed43d4a", &(0x7f00000000c0)="14"}, 0x20) setsockopt$inet6_dccp_int(r0, 0x21, 0x8b, &(0x7f00000002c0)=0xff, 0x4) close(r3) 2018/05/24 10:44:21 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000200)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(twofish-asm)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000028c0)="b7f2288a933d66593ae164c990a0028e", 0x10) r1 = accept$alg(r0, 0x0, 0x0) r2 = dup2(r1, r0) sendmsg$nl_generic(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)={0x14}, 0x14}, 0x1}, 0x4008010) ioctl$VHOST_GET_FEATURES(r2, 0x8008af00, &(0x7f0000000100)) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r1, &(0x7f0000000080)) 2018/05/24 10:44:21 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/stat\x00') openat$cgroup_ro(r0, &(0x7f0000000000)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) 2018/05/24 10:44:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x9) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000015ff0)={&(0x7f0000006000)=ANY=[@ANYBLOB="14000000f4030000142a00000000000000030000"], 0x14}, 0x1}, 0x0) fcntl$setflags(r0, 0x2, 0x1) 2018/05/24 10:44:21 executing program 7: r0 = syz_open_dev$dspn(&(0x7f0000000100)='/dev/dsp#\x00', 0x1, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', r0}, 0x10) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x5c831, 0xffffffffffffffff, 0x0) ioctl$int_in(r0, 0x80000080044df9, &(0x7f0000000000)) ioctl$sock_inet_SIOCGIFDSTADDR(r1, 0x8917, &(0x7f0000000040)={'irlan0\x00', {0x2, 0x4e24, @loopback=0x7f000001}}) [ 545.537859] FAT-fs (loop0): Unrecognized mount option "ÞjxË" or missing value [ 545.609007] FAT-fs (loop0): Unrecognized mount option "ÞjxË" or missing value [ 545.649941] FAULT_INJECTION: forcing a failure. [ 545.649941] name failslab, interval 1, probability 0, space 0, times 0 [ 545.661788] CPU: 1 PID: 2405 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 545.668983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 545.678337] Call Trace: [ 545.680945] dump_stack+0x1b9/0x294 [ 545.684590] ? dump_stack_print_info.cold.2+0x52/0x52 [ 545.689796] ? lock_downgrade+0x8e0/0x8e0 [ 545.693966] should_fail.cold.4+0xa/0x1a [ 545.698045] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 545.703170] ? graph_lock+0x170/0x170 [ 545.706984] ? kernel_text_address+0x79/0xf0 [ 545.711412] ? __unwind_start+0x166/0x330 [ 545.715584] ? find_held_lock+0x36/0x1c0 [ 545.719660] ? __lock_is_held+0xb5/0x140 [ 545.723748] ? check_same_owner+0x320/0x320 [ 545.728089] ? device_create_groups_vargs+0x1ff/0x270 [ 545.733292] ? device_create_vargs+0x46/0x60 [ 545.737716] ? rcu_note_context_switch+0x710/0x710 [ 545.742658] ? mount_nodev+0x6b/0x110 [ 545.746471] ? fuse_mount+0x2c/0x40 [ 545.750110] ? mount_fs+0xae/0x328 [ 545.753671] __should_failslab+0x124/0x180 [ 545.757936] should_failslab+0x9/0x14 [ 545.761728] kmem_cache_alloc+0x2af/0x760 [ 545.765870] skb_clone+0x1ed/0x4f0 [ 545.769402] ? refcount_add_not_zero+0x2e0/0x320 [ 545.774158] ? skb_split+0x11d0/0x11d0 [ 545.778039] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 545.783066] ? netlink_trim+0x1b2/0x370 [ 545.787030] ? netlink_skb_destructor+0x210/0x210 [ 545.791867] ? cleanup_uevent_env+0x40/0x40 [ 545.796195] netlink_broadcast_filtered+0x1024/0x1580 [ 545.801385] ? __netlink_sendskb+0xd0/0xd0 [ 545.805613] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 545.811141] ? refcount_inc_not_zero+0x1dd/0x2d0 [ 545.815886] ? refcount_add_not_zero+0x320/0x320 [ 545.820644] ? cleanup_uevent_env+0x40/0x40 [ 545.824955] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 545.829959] kobject_uevent_env+0x6e4/0xea0 [ 545.834269] ? device_pm_add+0x221/0x340 [ 545.838334] kobject_uevent+0x1f/0x30 [ 545.842139] device_add+0xb01/0x16d0 [ 545.845847] ? device_private_init+0x230/0x230 [ 545.850419] ? kfree+0x1e9/0x260 [ 545.853774] ? kfree_const+0x5e/0x70 [ 545.857489] device_create_groups_vargs+0x1ff/0x270 [ 545.862495] device_create_vargs+0x46/0x60 [ 545.866719] bdi_register_va.part.10+0xbb/0x9b0 [ 545.871376] ? cgwb_kill+0x630/0x630 [ 545.875078] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 545.880599] ? bdi_init+0x416/0x510 [ 545.884211] ? wb_init+0x9e0/0x9e0 [ 545.887737] ? bdi_alloc_node+0x67/0xe0 [ 545.891696] ? bdi_alloc_node+0x67/0xe0 [ 545.895657] ? rcu_read_lock_sched_held+0x108/0x120 [ 545.900662] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 545.905939] ? _raw_spin_unlock+0x22/0x30 [ 545.910074] bdi_register_va+0x68/0x80 [ 545.913952] super_setup_bdi_name+0x123/0x220 [ 545.918435] ? kill_block_super+0x100/0x100 [ 545.922755] ? kmem_cache_alloc_trace+0x616/0x780 [ 545.927585] ? match_wildcard+0x3c0/0x3c0 [ 545.931724] ? trace_hardirqs_on+0xd/0x10 [ 545.935867] fuse_fill_super+0xe6e/0x1e20 [ 545.940020] ? fuse_get_root_inode+0x190/0x190 [ 545.944596] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 545.949603] ? kasan_check_read+0x11/0x20 [ 545.953738] ? cap_capable+0x1f9/0x260 [ 545.957616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 545.963138] ? security_capable+0x99/0xc0 [ 545.967276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 545.972810] ? ns_capable_common+0x13f/0x170 [ 545.977205] ? get_anon_bdev+0x2f0/0x2f0 [ 545.981253] ? sget+0x113/0x150 [ 545.984521] ? fuse_get_root_inode+0x190/0x190 [ 545.989091] mount_nodev+0x6b/0x110 [ 545.992708] fuse_mount+0x2c/0x40 [ 545.996149] mount_fs+0xae/0x328 [ 545.999516] vfs_kern_mount.part.34+0xd4/0x4d0 [ 546.004086] ? may_umount+0xb0/0xb0 [ 546.007697] ? _raw_read_unlock+0x22/0x30 [ 546.011831] ? __get_fs_type+0x97/0xc0 [ 546.015708] do_mount+0x564/0x3070 [ 546.019238] ? copy_mount_string+0x40/0x40 [ 546.023458] ? rcu_pm_notify+0xc0/0xc0 [ 546.027337] ? copy_mount_options+0x5f/0x380 [ 546.031730] ? rcu_read_lock_sched_held+0x108/0x120 [ 546.036733] ? kmem_cache_alloc_trace+0x616/0x780 [ 546.041564] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 546.047087] ? _copy_from_user+0xdf/0x150 [ 546.051225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 546.056746] ? copy_mount_options+0x285/0x380 [ 546.061228] ksys_mount+0x12d/0x140 [ 546.064845] __x64_sys_mount+0xbe/0x150 [ 546.068804] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 546.073808] do_syscall_64+0x1b1/0x800 [ 546.077684] ? finish_task_switch+0x1ca/0x840 [ 546.082164] ? syscall_return_slowpath+0x5c0/0x5c0 [ 546.087080] ? syscall_return_slowpath+0x30f/0x5c0 [ 546.092000] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 546.097356] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 546.102190] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 546.107365] RIP: 0033:0x455a09 [ 546.110536] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 546.118229] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 546.125482] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 546.132737] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 546.139991] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 546.147425] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:22 executing program 1: socketpair$inet(0x1e, 0x5, 0x8, &(0x7f0000000100)={0x0, 0x0}) sendmsg(r0, &(0x7f0000000140)={0x0, 0xfffffffffffffe36, &(0x7f0000000380), 0x0, &(0x7f0000000180)}, 0x0) recvmsg(r1, &(0x7f0000000340)={&(0x7f0000000000)=@alg, 0x80, &(0x7f0000000200)=[{&(0x7f00000001c0)=""/2, 0x217}], 0x1, &(0x7f0000000240)=""/253, 0xfd}, 0x0) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rfkill\x00', 0x200, 0x0) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000380)="8b4c2b896f7bedf4d79d860e452fe397be40ffa41eb020300b6dc0a47464eb5db8dbddea81848575ca437f824663b0543bf1c569f7fcc36b7fa21012680123a389445054867df0d38b6925e8fa144e1fab4b525d58f444106d0332369868b32a40a04c9399024500c0d54c59f47b938121e17ac5377cd4abd83b87c765faad7b68961e145b519688cd60567eb5c589181f2a87cd155862c91b922b7eaea96cfbae96f6ed92f26173bac4656c50bf8b3e11291734faaa8aca2f38492fb0c88162100a38b47252d17944368a350aeec0599b6111c9aca268417dff5460acae6b1aebf01202ac3491e7c8d7483f5e2a10659e9b", 0xf2) 2018/05/24 10:44:22 executing program 4: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x20d00, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(r0, 0x40086424, &(0x7f0000000100)={r1, 0x3}) r2 = socket(0x10, 0x3, 0x0) r3 = dup(r2) accept4$bt_l2cap(r0, &(0x7f0000000280), &(0x7f00000002c0)=0xe, 0x800) write(r3, &(0x7f00000003c0)="1b0000004a001f0fff07f4f9002304000a04f51108000100020100", 0x1b) write$binfmt_elf64(r2, &(0x7f0000000140)={{0x7f, 0x45, 0x4c, 0x46, 0x2, 0x85, 0x3f, 0x4800000000, 0x4040, 0x0, 0x7, 0x40, 0x0, 0x40, 0xe4, 0x7, 0x80, 0x38, 0x1000, 0x3, 0x9}, [{0x0, 0x5, 0x1, 0x1, 0x8, 0x7, 0x8, 0xd329a88}, {0x7, 0x7, 0xe5f4, 0x0, 0x7, 0x2, 0x7a9b102b, 0x25910249}], "80d5f70536776b43bb11acef6111fc7b3fb6c1a40ff328b09310c955ecbd100b684af1b6ac3bd2eb3feba07134b59172459e6e51387a828a7624c82e3f075c80fc596dacf2dce573a486fff91ae84bb6d6ad7c55acc93a4fad7273fe"}, 0x10c) recvmsg(r3, &(0x7f0000000380)={&(0x7f0000000040)=@pppoe={0x0, 0x0, {0x0, @dev}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)=""/26, 0x1a}, 0x0) 2018/05/24 10:44:22 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/snapshot\x00', 0x2000, 0x0) ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f0000000280)=ANY=[@ANYBLOB="04000000000000000a000000060000000700000009000000aef2ffff01000000010000000000000000000000000000000100004001000000060200000000000000000000c7000000050000000000000000000000000000000d00000004000000070000000000000008000000010000000500000000000000000000000000000000020021a60000000300000084000000040000000000380000000000000000000000000000000000d156d930006dfea3202474e631eb7c8091f678a3a8c6ee210ac2e62b060f9ac81da1ca000ce36f7ffa41434b91c4512adf5d6e43917cfbca04f2eb561f803f0789b6d17b1a88eaec31"]) read(r0, &(0x7f0000000040)=""/126, 0x7e) ioctl$TIOCGPTPEER(r1, 0x5456, 0x6f3000) 2018/05/24 10:44:22 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(0xffffffffffffffff, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:22 executing program 7: r0 = socket$inet6_dccp(0xa, 0x6, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0xc61c}, 0x1c) socketpair(0x4000000000001e, 0x1, 0x0, &(0x7f0000000000)={0x0, 0x0}) close(r1) setsockopt$sock_attach_bpf(r2, 0x10f, 0x87, &(0x7f0000000700), 0x5f2) bind$can_raw(r2, &(0x7f0000000280)={0x1d}, 0x10) fcntl$setpipe(r0, 0x407, 0xa9b8) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0xc61c}, 0x1c) r3 = accept(r0, &(0x7f00000000c0)=@generic, &(0x7f0000000040)=0x80) getsockopt$inet_sctp6_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f0000000140), &(0x7f0000000180)=0xb) 2018/05/24 10:44:22 executing program 5: r0 = socket(0x2, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000180)="c626262c8523bf012cf66f") r1 = socket$inet6(0xa, 0x7, 0x8) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000040)={@dev={0xfe, 0x80}, 0x0, 0x0, 0xff, 0x9}, 0x20) ioctl$sock_SIOCGIFBR(r1, 0x8940, &(0x7f00000001c0)=@add_del={0x2, &(0x7f0000000140)='eql\x00', 0x8}) close(r1) r2 = syz_open_dev$adsp(&(0x7f0000000100)='/dev/adsp#\x00', 0x10001, 0x604400) ioctl$KVM_SET_TSC_KHZ(r2, 0xaea2, 0xe5) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f0000000080)={0x3, {0x2, 0x4e20, @broadcast=0xffffffff}, {0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x2, 0x4e22, @multicast2=0xe0000002}, 0x4, 0x18, 0x9, 0x40, 0x8, &(0x7f0000000000)='veth1_to_bridge\x00', 0x2, 0x5, 0x5}) 2018/05/24 10:44:22 executing program 2: perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x3e4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x7fff) sendmmsg(r0, &(0x7f0000001e80)=[{{&(0x7f0000000080)=@in={0x2, 0x4e20}, 0x80, &(0x7f0000000080), 0x0, &(0x7f0000000080)}}, {{&(0x7f00000002c0)=@in={0x2, 0x4e21, @broadcast=0xffffffff}, 0x80, &(0x7f00000001c0), 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="180000000000000000000000070000008908040000000000"], 0x18}}], 0x2, 0x0) r1 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0xfffffffffffffff9, 0x2) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000000100)={0x48, @tick=0x7f, 0x8001, {0x0, 0x3}, 0x8000, 0x2, 0x4376}) readv(0xffffffffffffffff, &(0x7f0000002480), 0x0) 2018/05/24 10:44:22 executing program 3 (fault-call:6 fault-nth:69): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:22 executing program 2: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mixer\x00', 0x40, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000010}, 0xc, &(0x7f0000000280)={&(0x7f0000000140)=@ipv6_getrule={0x20, 0x22, 0x430, 0x70bd2d, 0x25dfdbfd, {0xa, 0x10, 0x80, 0x6, 0x140000000, 0x0, 0x0, 0x7, 0x4}, [""]}, 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x80) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r0, 0xc0bc5351, &(0x7f00000001c0)={0x9, 0x3, 'client1\x00', 0x2, "fe691e8a3e79a199", "c784cfd0d32999a35cbe76b6415f89ea7b3c9ff2b04408adff3edc1e7b60279a", 0x9, 0x3}) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000000)={&(0x7f0000000180)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYBLOB="200000002c001901000000000000f0ff020000000c0009000832e1d7b408d76b"], 0x20}, 0x1}, 0x0) 2018/05/24 10:44:22 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(0xffffffffffffffff, &(0x7f0000000280)=[{&(0x7f0000000040)=""/24, 0x18}, {&(0x7f0000000080)=""/57, 0xa}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x4) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:22 executing program 4: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x6, 0x0) io_setup(0x80, &(0x7f0000000140)=0x0) io_submit(r1, 0x1, &(0x7f0000000780)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000040)="ab", 0x1}]) 2018/05/24 10:44:22 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c5820faeb995298992ea54c7beef9f5d56534c90c2", 0x18) sendmsg$can_raw(0xffffffffffffffff, &(0x7f0000477000)={&(0x7f0000000080)={0x1d}, 0x10, &(0x7f0000000240)={&(0x7f00000001c0)=@canfd={{}, 0x0, 0x0, 0x0, 0x0, "b5a419fb5df128c83ad9430362a22a5abf1e4123efccc641602c2da3630b58d04766c58b254ff2a965ccb226c8c7355c33306c99adaa0aa59006f8dc9b01b737"}, 0xff89}, 0x1}, 0x0) readv(0xffffffffffffffff, &(0x7f0000001700)=[{&(0x7f0000000540)=""/4096, 0x1000}], 0x1) r1 = dup3(r0, r0, 0x80000) ioctl$KVM_IRQ_LINE(r1, 0x4008ae61, &(0x7f0000000000)={0x7fe, 0x99}) syz_open_dev$sndpcmp(&(0x7f0000000280)='/dev/snd/pcmC#D#p\x00', 0x9, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003340)=[{{&(0x7f00000000c0)=@sco, 0x8, &(0x7f0000000100), 0x0, &(0x7f0000000140)=""/94, 0x5e}}, {{&(0x7f0000002f40)=@pptp={0x0, 0x0, {0x0, @dev}}, 0x20, &(0x7f0000003200)=[{&(0x7f0000003100)=""/226, 0xffffff4a}], 0x1, &(0x7f0000000440)=""/239, 0xef}}], 0x2, 0x0, 0x0) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000040), &(0x7f0000000300)=0x4) 2018/05/24 10:44:22 executing program 1: r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x20000, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000580)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000000080)=0x102) r3 = openat$audio(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/audio\x00', 0x10200, 0x0) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r1, 0x29, 0x41, &(0x7f0000000500)=ANY=[@ANYBLOB="726177000000000080000000000000000000000000bf722631a60747d32687626f000000000000000000000005000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000978ac71b0000000000000000000000000000000000000000000000"], 0x78) mq_notify(r1, &(0x7f0000000480)={0x0, 0x17, 0x0, @thr={&(0x7f0000000300)="3cd84b3ba80599a58d8a4303baa290edd3647985cde0d91bb6e76ec74c50f2b117c4b01d980bf841ca2eaaf7ef9cefbb6c54ae60fc6f059785797b30dcdd89591be8bf5c6ed3602db77d7e669b11792d2b384a2ae53f5dca63e94e59fa2dd8deed95269726c2c8e82fed124be1b4216e7bc3d58bc0bc08e615f836731478fe161f0d9e86fbdf876fc796c0fa4a3a6b482305eb617d9c29246b45dcb3f5f9c68831c422f1cb4c6aeb665f8f556272f9d18cc717db00c05e98580f53a6af53a0ed9b6af5ba06b5a373f656f088927f84", &(0x7f0000000400)="003147525ff25b912540c212817daa19e9c8e7c2e8be6575afc0043ad52263c58994ba49ab8ffc209f4f9814bfdfcba7c3955d98f5ad9ebb39a6f2ecc55c98322cf03669022ee2a350"}}) madvise(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x64) write$binfmt_script(r0, &(0x7f0000000780)={'#! ', './file0', [], 0xa, "4c43814d8e87c4044f8f6e6f4bd627d6a315d38e0530f756b548125f6e957656338a88809c6a84f39bac212f34b51bd3136746add561915ea6f1bdf252c907006bb8e7921ebea681d9d8551b3278b4d54f67ec0d27bb2a54b3724b3eb68d222b7496f223656ff1ef30f837a436183774eea99423d9aa42370169e7225b748aa03420b1131d88061d2cee1a88639637ea7bc4939245f3dbe3963d5182b8e62cddf30d52c55bd428aaef40cd25a56b1cd50dfc5aaafec98d4dc1"}, 0xc4) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000280)={r2, 0x7, 0x6}, &(0x7f00000002c0)=0x10) mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000008) syz_open_dev$dmmidi(&(0x7f0000000880)='/dev/dmmidi#\x00', 0xfff, 0x80000) getpeername$unix(r1, &(0x7f00000006c0), &(0x7f0000000740)=0x6e) ioctl$EVIOCGPHYS(r0, 0x80404507, &(0x7f00000000c0)=""/66) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r3, 0x84, 0x78, &(0x7f0000000140)=r4, 0x4) ioctl$ASHMEM_GET_NAME(r3, 0x81007702, &(0x7f0000000180)=""/248) [ 546.532879] FAULT_INJECTION: forcing a failure. [ 546.532879] name failslab, interval 1, probability 0, space 0, times 0 [ 546.544318] CPU: 0 PID: 2440 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 546.551539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 546.560903] Call Trace: [ 546.563520] dump_stack+0x1b9/0x294 [ 546.567172] ? dump_stack_print_info.cold.2+0x52/0x52 [ 546.572387] ? kernel_text_address+0x79/0xf0 [ 546.576830] should_fail.cold.4+0xa/0x1a [ 546.580916] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 546.586060] ? save_stack+0xa9/0xd0 [ 546.589705] ? graph_lock+0x170/0x170 [ 546.593525] ? kasan_kmalloc+0xc4/0xe0 [ 546.597430] ? kmem_cache_alloc_trace+0x152/0x780 [ 546.602291] ? kobject_uevent_env+0x20f/0xea0 [ 546.606797] ? kobject_uevent+0x1f/0x30 [ 546.610782] ? device_add+0xb01/0x16d0 [ 546.614681] ? device_create_groups_vargs+0x1ff/0x270 [ 546.619893] ? find_held_lock+0x36/0x1c0 [ 546.623984] ? __lock_is_held+0xb5/0x140 [ 546.628086] ? check_same_owner+0x320/0x320 [ 546.632422] ? do_raw_spin_unlock+0x9e/0x2e0 [ 546.636846] ? rcu_note_context_switch+0x710/0x710 [ 546.641799] __should_failslab+0x124/0x180 [ 546.646050] should_failslab+0x9/0x14 [ 546.649865] __kmalloc+0x2c8/0x760 [ 546.653419] ? kobject_uevent_env+0x20f/0xea0 [ 546.657924] ? rcu_read_lock_sched_held+0x108/0x120 [ 546.662950] ? kobject_get_path+0xc2/0x1a0 [ 546.667204] kobject_get_path+0xc2/0x1a0 [ 546.671289] kobject_uevent_env+0x234/0xea0 [ 546.675623] ? device_pm_add+0x221/0x340 [ 546.679718] kobject_uevent+0x1f/0x30 [ 546.683537] device_add+0xb01/0x16d0 [ 546.687280] ? device_private_init+0x230/0x230 [ 546.691873] ? kfree+0x1e9/0x260 [ 546.695256] ? kfree_const+0x5e/0x70 [ 546.698988] device_create_groups_vargs+0x1ff/0x270 [ 546.704026] device_create_vargs+0x46/0x60 [ 546.708285] bdi_register_va.part.10+0xbb/0x9b0 [ 546.712971] ? cgwb_kill+0x630/0x630 [ 546.716704] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 546.722251] ? bdi_init+0x416/0x510 [ 546.725889] ? wb_init+0x9e0/0x9e0 [ 546.729443] ? bdi_alloc_node+0x67/0xe0 [ 546.733434] ? bdi_alloc_node+0x67/0xe0 [ 546.737425] ? rcu_read_lock_sched_held+0x108/0x120 [ 546.742454] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 546.747752] ? _raw_spin_unlock+0x22/0x30 [ 546.751923] bdi_register_va+0x68/0x80 [ 546.755829] super_setup_bdi_name+0x123/0x220 [ 546.760338] ? kill_block_super+0x100/0x100 [ 546.764679] ? kmem_cache_alloc_trace+0x616/0x780 [ 546.769538] ? match_wildcard+0x3c0/0x3c0 [ 546.773702] ? trace_hardirqs_on+0xd/0x10 [ 546.777878] fuse_fill_super+0xe6e/0x1e20 [ 546.782056] ? fuse_get_root_inode+0x190/0x190 [ 546.786656] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 546.791692] ? kasan_check_read+0x11/0x20 [ 546.795861] ? cap_capable+0x1f9/0x260 [ 546.799772] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 546.805322] ? security_capable+0x99/0xc0 [ 546.809498] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 546.815052] ? ns_capable_common+0x13f/0x170 [ 546.819487] ? get_anon_bdev+0x2f0/0x2f0 [ 546.823562] ? sget+0x113/0x150 [ 546.826864] ? fuse_get_root_inode+0x190/0x190 [ 546.831468] mount_nodev+0x6b/0x110 [ 546.835110] fuse_mount+0x2c/0x40 [ 546.838582] mount_fs+0xae/0x328 [ 546.841970] vfs_kern_mount.part.34+0xd4/0x4d0 [ 546.846572] ? may_umount+0xb0/0xb0 [ 546.850211] ? _raw_read_unlock+0x22/0x30 [ 546.854371] ? __get_fs_type+0x97/0xc0 [ 546.858282] do_mount+0x564/0x3070 [ 546.861838] ? do_raw_spin_unlock+0x9e/0x2e0 [ 546.866272] ? copy_mount_string+0x40/0x40 [ 546.870523] ? rcu_pm_notify+0xc0/0xc0 [ 546.874442] ? copy_mount_options+0x5f/0x380 [ 546.878863] ? rcu_read_lock_sched_held+0x108/0x120 [ 546.883894] ? kmem_cache_alloc_trace+0x616/0x780 [ 546.888755] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 546.894316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 546.899864] ? copy_mount_options+0x285/0x380 [ 546.904384] ksys_mount+0x12d/0x140 [ 546.908030] __x64_sys_mount+0xbe/0x150 [ 546.912016] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 546.917056] do_syscall_64+0x1b1/0x800 [ 546.920954] ? finish_task_switch+0x1ca/0x840 [ 546.925472] ? syscall_return_slowpath+0x5c0/0x5c0 [ 546.930688] ? syscall_return_slowpath+0x30f/0x5c0 [ 546.935643] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 546.941031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 546.945897] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 546.951096] RIP: 0033:0x455a09 [ 546.954293] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 546.962024] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 546.969307] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 546.976587] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 546.983868] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 546.991146] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:22 executing program 5: r0 = socket(0x10, 0x2, 0xc) write(r0, &(0x7f0000594000)="1f0000000104ff00fd4354c007110000f305010008000100010423dcffdf00", 0x1f) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000000)) write(r0, &(0x7f0000000040)="1f0000000104bc3684309e4a1a680000f30501000b000600000010d10200cf", 0x1f) 2018/05/24 10:44:22 executing program 3 (fault-call:6 fault-nth:70): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:23 executing program 2: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080)='/dev/zero\x00', 0x40000, 0x0) getsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f00000000c0), &(0x7f0000000100)=0x8) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") perf_event_open(&(0x7f000000a000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000900)}, 0xa000003fe, 0x0, 0xfffffffffffffff8}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fsetxattr(r1, &(0x7f0000000000)=@random={'trusted.', 'nfs\x00'}, &(0x7f0000000040)='nfs\x00', 0x4, 0x3) eventfd(0x2) [ 547.034927] netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. [ 547.070807] netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. 2018/05/24 10:44:23 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000080)=""/57, 0x39}, {&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x3) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:23 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x2, &(0x7f0000ed4000)=0x7b, 0x4) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x7a) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)="7665676173003c64ebf93204076663a7e839aa04e0db52eac0b8d448dbdd6d125d691a6232846bacb071cca194037aa39f51e141cba903580ac26268271ae85000000000000000000000000000000000", 0x50) sendto$inet(r0, &(0x7f0000617fc9), 0xfe41, 0x100000020000000, &(0x7f0000deaff0)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) [ 547.287253] netlink: 3 bytes leftover after parsing attributes in process `syz-executor5'. [ 547.321623] netlink: 3 bytes leftover after parsing attributes in process `syz-executor5'. [ 547.375481] FAULT_INJECTION: forcing a failure. [ 547.375481] name failslab, interval 1, probability 0, space 0, times 0 [ 547.386839] CPU: 1 PID: 2468 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 547.394039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 547.403403] Call Trace: [ 547.406016] dump_stack+0x1b9/0x294 [ 547.409675] ? dump_stack_print_info.cold.2+0x52/0x52 [ 547.414891] ? lock_downgrade+0x8e0/0x8e0 [ 547.419062] should_fail.cold.4+0xa/0x1a [ 547.423197] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 547.428322] ? graph_lock+0x170/0x170 [ 547.432137] ? kernel_text_address+0x79/0xf0 [ 547.436558] ? __unwind_start+0x166/0x330 [ 547.440725] ? find_held_lock+0x36/0x1c0 [ 547.444806] ? __lock_is_held+0xb5/0x140 [ 547.448898] ? check_same_owner+0x320/0x320 [ 547.453242] ? device_create_groups_vargs+0x1ff/0x270 [ 547.458445] ? device_create_vargs+0x46/0x60 [ 547.462863] ? rcu_note_context_switch+0x710/0x710 [ 547.467789] ? mount_nodev+0x6b/0x110 [ 547.471607] ? fuse_mount+0x2c/0x40 [ 547.475245] ? mount_fs+0xae/0x328 [ 547.478779] __should_failslab+0x124/0x180 [ 547.483011] should_failslab+0x9/0x14 [ 547.486804] kmem_cache_alloc+0x2af/0x760 [ 547.490971] skb_clone+0x1ed/0x4f0 [ 547.494531] ? refcount_add_not_zero+0x2e0/0x320 [ 547.499291] ? skb_split+0x11d0/0x11d0 [ 547.503171] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 547.508185] ? netlink_trim+0x1b2/0x370 [ 547.512326] ? netlink_skb_destructor+0x210/0x210 [ 547.517182] ? cleanup_uevent_env+0x40/0x40 [ 547.521507] netlink_broadcast_filtered+0x1024/0x1580 [ 547.526704] ? __netlink_sendskb+0xd0/0xd0 [ 547.530950] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 547.536476] ? refcount_inc_not_zero+0x1dd/0x2d0 [ 547.541219] ? refcount_add_not_zero+0x320/0x320 [ 547.545963] ? cleanup_uevent_env+0x40/0x40 [ 547.550271] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 547.555280] kobject_uevent_env+0x6e4/0xea0 [ 547.559597] ? device_pm_add+0x221/0x340 [ 547.563675] kobject_uevent+0x1f/0x30 [ 547.567483] device_add+0xb01/0x16d0 [ 547.571469] ? device_private_init+0x230/0x230 [ 547.576055] ? kfree+0x1e9/0x260 [ 547.579423] ? kfree_const+0x5e/0x70 [ 547.583130] device_create_groups_vargs+0x1ff/0x270 [ 547.588151] device_create_vargs+0x46/0x60 [ 547.592392] bdi_register_va.part.10+0xbb/0x9b0 [ 547.597063] ? cgwb_kill+0x630/0x630 [ 547.600791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 547.606344] ? bdi_init+0x416/0x510 [ 547.609960] ? wb_init+0x9e0/0x9e0 [ 547.613486] ? bdi_alloc_node+0x67/0xe0 [ 547.617447] ? bdi_alloc_node+0x67/0xe0 [ 547.621405] ? rcu_read_lock_sched_held+0x108/0x120 [ 547.626406] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 547.631671] ? _raw_spin_unlock+0x22/0x30 [ 547.635818] bdi_register_va+0x68/0x80 [ 547.639695] super_setup_bdi_name+0x123/0x220 [ 547.644190] ? kill_block_super+0x100/0x100 [ 547.648506] ? kmem_cache_alloc_trace+0x616/0x780 [ 547.653334] ? match_wildcard+0x3c0/0x3c0 [ 547.657468] ? trace_hardirqs_on+0xd/0x10 [ 547.661605] fuse_fill_super+0xe6e/0x1e20 [ 547.665754] ? fuse_get_root_inode+0x190/0x190 [ 547.670327] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 547.675331] ? kasan_check_read+0x11/0x20 [ 547.679465] ? cap_capable+0x1f9/0x260 [ 547.683342] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 547.688948] ? security_capable+0x99/0xc0 [ 547.693084] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 547.698603] ? ns_capable_common+0x13f/0x170 [ 547.702995] ? get_anon_bdev+0x2f0/0x2f0 [ 547.707059] ? sget+0x113/0x150 [ 547.710347] ? fuse_get_root_inode+0x190/0x190 [ 547.714919] mount_nodev+0x6b/0x110 [ 547.718531] fuse_mount+0x2c/0x40 [ 547.721969] mount_fs+0xae/0x328 [ 547.725340] vfs_kern_mount.part.34+0xd4/0x4d0 [ 547.729914] ? may_umount+0xb0/0xb0 [ 547.733532] ? _raw_read_unlock+0x22/0x30 [ 547.737664] ? __get_fs_type+0x97/0xc0 [ 547.741543] do_mount+0x564/0x3070 [ 547.745068] ? copy_mount_string+0x40/0x40 [ 547.749289] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 547.754304] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 547.759056] ? retint_kernel+0x10/0x10 [ 547.762943] ? copy_mount_options+0x1a1/0x380 [ 547.767438] ? copy_mount_options+0x1cc/0x380 [ 547.771926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 547.777449] ? copy_mount_options+0x285/0x380 [ 547.781936] ksys_mount+0x12d/0x140 [ 547.785549] __x64_sys_mount+0xbe/0x150 [ 547.789513] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 547.794517] do_syscall_64+0x1b1/0x800 [ 547.798403] ? finish_task_switch+0x1ca/0x840 [ 547.802897] ? syscall_return_slowpath+0x5c0/0x5c0 [ 547.807835] ? syscall_return_slowpath+0x30f/0x5c0 [ 547.812757] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 547.818122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 547.822965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 547.828140] RIP: 0033:0x455a09 [ 547.831314] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 547.839017] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 547.846282] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 547.853545] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 547.860799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 547.868074] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:24 executing program 4: getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000240)={{{@in6=@loopback, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@remote}}, &(0x7f0000000340)=0xe8) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x200002b4, &(0x7f0000001000)=ANY=[@ANYBLOB="b702000000000000bfa30000000000000703000020feffff7a0af0fff8ffffff79a4f0ff00000000b7060000000000012d6405000000000065040400010000000704000000000000b7030000007000006a0a00fe00000000850000001a000000b7000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x800000000, 0xfffffffffffffffc, [], r0, 0xb}, 0x48) 2018/05/24 10:44:24 executing program 1: r0 = socket(0xa, 0x2000000001, 0x0) r1 = gettid() capset(&(0x7f0000000000)={0x399f1336, r1}, &(0x7f0000000040)={0x81, 0x1, 0x2, 0xe78, 0x7ff, 0x3}) capset(&(0x7f0000000140)={0x20071026}, &(0x7f0000000180)) getsockopt(r0, 0x0, 0x53, &(0x7f0000000140)=""/8, &(0x7f0000000180)=0x5) 2018/05/24 10:44:24 executing program 2: mknod(&(0x7f0000000140)='./file0/file0\x00', 0x8000, 0x80) clone(0x200, &(0x7f0000b6b000), &(0x7f0000744000), &(0x7f0000fef000), &(0x7f0000000000)) mknod(&(0x7f0000000100)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000ee6ff8)='./file0\x00', &(0x7f0000578fe8), &(0x7f0000775000)) r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0/file0\x00', 0x200, 0x10) r1 = getpid() getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000240)={{{@in=@multicast1, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@local}}, &(0x7f0000000080)=0xe8) ioctl$DRM_IOCTL_GET_CLIENT(r0, 0xc0286405, &(0x7f00000000c0)={0x7, 0x5, r1, 0x3, r2, 0x7, 0xd22, 0xfffffffffffffff7}) r3 = syz_open_procfs(0x0, &(0x7f0000000040)='personality\x00') pread64(r3, &(0x7f00009f3000), 0x352, 0x0) execve(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240), &(0x7f0000000300)) open$dir(&(0x7f0000296ff8)='./file0\x00', 0x27e, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(r3, 0xc4c85512, &(0x7f0000000340)={{0xb4, 0x3, 0x4, 0x7fff, "2619cc70e5f39cc98abdefb331519b827228de742a3233194e8b76c9b8645c3e9e06f4695fb8732252048f61", 0x8001}, 0x5, [0x2000000000000, 0x1, 0x7, 0x7, 0x5, 0x3, 0x9, 0x4f, 0x7, 0x8, 0x40, 0xffff, 0x1, 0xffffffff80000001, 0x4, 0xda2, 0x6, 0x6de6, 0x1ff, 0x0, 0x5, 0x4, 0x0, 0x401, 0x3, 0x2, 0x1, 0x9, 0x1ff, 0x4, 0x7, 0x3, 0x7, 0x200, 0x2, 0x6, 0x128, 0x345c897d, 0x3, 0x7fffffff, 0x7, 0x0, 0x1000, 0x4, 0x4, 0x400, 0xd354, 0x470, 0x43, 0x4, 0x7, 0x62, 0x10, 0x2, 0x9, 0x5, 0x200, 0x5, 0x3, 0x5, 0x3, 0x8, 0xfffffffffffffffa, 0x7, 0x3, 0xffff, 0x6, 0x8, 0x72, 0x7fd7, 0x2, 0x10000, 0x3, 0xffffffff, 0x1, 0x1, 0x3f8000, 0x3, 0x2f, 0x783, 0xfff, 0x100, 0x3, 0x80000000, 0x3, 0x0, 0x3f, 0x2b4b8952, 0x100000000, 0x4, 0x5, 0xe0, 0x8, 0x0, 0x4a78bb0f, 0x81, 0xec4, 0x0, 0x6, 0x2, 0xfffffffffffffffa, 0x4, 0x80000001, 0x9, 0x7ff, 0x7, 0x1, 0x4, 0x2, 0x4c1, 0x6, 0x0, 0x5, 0xd7b, 0x7fff, 0x8, 0x80, 0x6a41d134, 0x4, 0x9, 0x0, 0xfffffffffffff000, 0x100, 0x7, 0x1, 0x10001, 0x8, 0x3], {0x0, 0x989680}}) ioctl$IOC_PR_PREEMPT_ABORT(r3, 0x401870cc, &(0x7f0000000180)={0x3f, 0x20, 0x3, 0x7}) 2018/05/24 10:44:24 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x80003) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000000)={0xaa, 0x4}) r2 = socket$inet6_sctp(0xa, 0x400000004, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000013e95), 0x4) getsockopt$EBT_SO_GET_INFO(r2, 0x0, 0x80, &(0x7f0000000100)={'nat\x00'}, &(0x7f0000000180)=0x20000178) close(r2) close(r1) 2018/05/24 10:44:24 executing program 0: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") clone(0x2, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000140), &(0x7f0000000180)="ab655bba66ec07d5a1b90860e4e3f3140226e8ed5f46568d1726fd802fb12ef8ab7cfe84c5efdcc68c66b421d4f33094952884fb254fdb46a0906dc03591d48e73ced1b11a") ioctl(0xffffffffffffffff, 0x4400000000001263, &(0x7f0000000140)) 2018/05/24 10:44:24 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x2) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:24 executing program 3 (fault-call:6 fault-nth:71): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:24 executing program 7: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000f6bfe8)={0xaa}) r1 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x4000, 0x80) accept$ax25(r1, 0x0, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f00000000c0)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x1}) setsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000040)=0x3b6a, 0x4) ioctl$UFFDIO_REGISTER(r0, 0xc028aa03, &(0x7f00000a0fe0)={{&(0x7f00005e3000/0x800000)=nil, 0x730000}, 0x200000}) ioctl$sock_inet_SIOCGIFBRDADDR(r1, 0x8919, &(0x7f0000000100)={'bcsh0\x00', {0x2, 0x4e21, @rand_addr=0x1}}) 2018/05/24 10:44:24 executing program 1: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000003c0)='status\x00') exit(0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) pread64(r0, &(0x7f00000000c0)=""/100, 0x64, 0x0) [ 548.475524] FAULT_INJECTION: forcing a failure. [ 548.475524] name failslab, interval 1, probability 0, space 0, times 0 [ 548.487514] CPU: 0 PID: 2484 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 548.494740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 548.504123] Call Trace: [ 548.506743] dump_stack+0x1b9/0x294 [ 548.510412] ? dump_stack_print_info.cold.2+0x52/0x52 [ 548.515647] should_fail.cold.4+0xa/0x1a [ 548.519749] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 548.524884] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 548.529933] ? graph_lock+0x170/0x170 [ 548.533754] ? __lockdep_init_map+0x105/0x590 [ 548.538376] ? find_held_lock+0x36/0x1c0 [ 548.542468] ? __lock_is_held+0xb5/0x140 [ 548.546570] ? check_same_owner+0x320/0x320 [ 548.551012] ? rcu_note_context_switch+0x710/0x710 [ 548.555966] __should_failslab+0x124/0x180 [ 548.560223] should_failslab+0x9/0x14 [ 548.564039] kmem_cache_alloc+0x2af/0x760 [ 548.568227] alloc_inode+0xb2/0x190 [ 548.571874] new_inode_pseudo+0x69/0x1a0 [ 548.575950] ? prune_icache_sb+0x1a0/0x1a0 [ 548.580290] ? down_read+0x1b0/0x1b0 [ 548.584029] ? mntput+0x74/0xa0 [ 548.587340] new_inode+0x1c/0x40 [ 548.590729] debugfs_get_inode+0x19/0x120 [ 548.594893] __debugfs_create_file+0xb5/0x400 [ 548.599412] debugfs_create_file+0x57/0x70 [ 548.603665] bdi_register_va.part.10+0x365/0x9b0 [ 548.608444] ? cgwb_kill+0x630/0x630 [ 548.612181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 548.617736] ? bdi_init+0x416/0x510 [ 548.621381] ? wb_init+0x9e0/0x9e0 [ 548.624937] ? bdi_alloc_node+0x67/0xe0 [ 548.628924] ? bdi_alloc_node+0x67/0xe0 [ 548.632910] ? rcu_read_lock_sched_held+0x108/0x120 [ 548.637939] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 548.643232] ? _raw_spin_unlock+0x22/0x30 [ 548.647401] bdi_register_va+0x68/0x80 [ 548.651308] super_setup_bdi_name+0x123/0x220 [ 548.655829] ? kill_block_super+0x100/0x100 [ 548.660167] ? kmem_cache_alloc_trace+0x616/0x780 [ 548.665022] ? match_wildcard+0x3c0/0x3c0 [ 548.669184] ? trace_hardirqs_on+0xd/0x10 [ 548.673361] fuse_fill_super+0xe6e/0x1e20 [ 548.677535] ? fuse_get_root_inode+0x190/0x190 [ 548.682137] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 548.687172] ? kasan_check_read+0x11/0x20 [ 548.691341] ? cap_capable+0x1f9/0x260 [ 548.695254] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 548.700802] ? security_capable+0x99/0xc0 [ 548.704988] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 548.710537] ? ns_capable_common+0x13f/0x170 [ 548.714968] ? get_anon_bdev+0x2f0/0x2f0 [ 548.719040] ? sget+0x113/0x150 [ 548.722344] ? fuse_get_root_inode+0x190/0x190 [ 548.726941] mount_nodev+0x6b/0x110 [ 548.730586] fuse_mount+0x2c/0x40 [ 548.734058] mount_fs+0xae/0x328 [ 548.737450] vfs_kern_mount.part.34+0xd4/0x4d0 [ 548.742048] ? may_umount+0xb0/0xb0 [ 548.745685] ? _raw_read_unlock+0x22/0x30 [ 548.749844] ? __get_fs_type+0x97/0xc0 [ 548.753756] do_mount+0x564/0x3070 [ 548.757325] ? copy_mount_string+0x40/0x40 [ 548.761572] ? rcu_pm_notify+0xc0/0xc0 [ 548.765489] ? copy_mount_options+0x5f/0x380 [ 548.769910] ? rcu_read_lock_sched_held+0x108/0x120 [ 548.774941] ? kmem_cache_alloc_trace+0x616/0x780 [ 548.779800] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 548.785355] ? _copy_from_user+0xdf/0x150 [ 548.789522] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 548.795074] ? copy_mount_options+0x285/0x380 [ 548.799592] ksys_mount+0x12d/0x140 [ 548.803239] __x64_sys_mount+0xbe/0x150 [ 548.807225] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 548.812259] do_syscall_64+0x1b1/0x800 [ 548.816160] ? finish_task_switch+0x1ca/0x840 [ 548.820677] ? syscall_return_slowpath+0x5c0/0x5c0 [ 548.825628] ? syscall_return_slowpath+0x30f/0x5c0 [ 548.830581] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 548.835969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 548.840835] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 548.846030] RIP: 0033:0x455a09 [ 548.849226] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 548.857038] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 548.864320] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:44:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0xffffffffffffffff, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$BLKTRACESETUP(r0, 0xc0481273, &(0x7f0000000000)={[], 0x0, 0x969, 0x8001}) ioctl$BLKTRACETEARDOWN(r0, 0x1276, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x80000, 0x38) ioctl$KVM_SET_FPU(r2, 0x41a0ae8d, &(0x7f0000000280)={[], 0x9, 0x4, 0x1ff, 0x0, 0x1, 0xf000, 0x4, [], 0x20}) [ 548.871597] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 548.878875] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 548.886168] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:24 executing program 5: r0 = gettid() socketpair(0x8000000000001e, 0x1, 0x8000000, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r1, &(0x7f0000007640)=[{{0x0, 0x0, &(0x7f0000006100)=[{&(0x7f0000006040)=""/174, 0xae}], 0x1, &(0x7f0000007980)=""/4096, 0x1000}}, {{&(0x7f0000007140)=@pptp={0x0, 0x0, {0x0, @multicast2}}, 0x80, &(0x7f0000007500)=[{&(0x7f0000007480)=""/121, 0x79}], 0x1, &(0x7f0000007580)=""/138, 0x8a}}], 0x2, 0x0, &(0x7f0000007800)={0x77359400}) write$sndseq(r2, &(0x7f00000078c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @result}], 0x30) getrusage(0xffffffffffffffff, &(0x7f0000000000)) timer_create(0x0, &(0x7f0000044000)={0x0, 0x12}, &(0x7f0000044000)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)) tkill(r0, 0x1000000000016) 2018/05/24 10:44:24 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x1, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x40, 0x0) ioctl$KVM_ASSIGN_SET_MSIX_NR(r2, 0x4008ae73, &(0x7f0000000300)={0xff, 0xcc9}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={0x0, @in6={{0xa, 0x4e20, 0x5fca, @empty, 0x99a}}}, &(0x7f00000000c0)=0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000240)={r3, @in6={{0xa, 0x4e23, 0x8, @mcast1={0xff, 0x1, [], 0x1}, 0x6}}, 0x81, 0x10000, 0x20, 0x890, 0x40}, &(0x7f0000000100)=0x98) ioctl$TIOCGSID(r2, 0x5429, &(0x7f0000000340)) ioctl$KVM_SET_NR_MMU_PAGES(r1, 0xae44, 0x81) ioctl$UFFDIO_ZEROPAGE(r2, 0xc020aa04, &(0x7f0000000380)={&(0x7f0000ffb000/0x2000)=nil, 0x2000}) ioctl$KVM_ENABLE_CAP(r1, 0x4018aebd, &(0x7f0000000000)) 2018/05/24 10:44:24 executing program 3 (fault-call:6 fault-nth:72): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:24 executing program 7: r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x0, 0x0) finit_module(r0, &(0x7f0000000000)='/dev/sg#\x00', 0x2) ioctl$SG_IO(r0, 0x2285, &(0x7f0000001640)={0x53, 0x0, 0x21, 0x0, @scatter={0x0, 0x0, &(0x7f00000004c0)}, &(0x7f0000000500)="5ec0b501df7e354ee21a0e461d4074b3fe6860227fcd663b2149358c2a2c9bfb41", &(0x7f0000000600)=""/4096, 0x0, 0x0, 0x0, &(0x7f0000001600)}) 2018/05/24 10:44:25 executing program 2: socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) r2 = syz_open_dev$dspn(&(0x7f0000000040)='/dev/dsp#\x00', 0x3ff, 0x100) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000080)=ANY=[@ANYRES32=0x0, @ANYBLOB="390000004a0558e28d7e9b1a4cb86682a512e51fa71df4adea4c2fbb943983eb7e8e3d8254f62e95875624e108dcc561e7e451883ecabd8577c5aab440"], &(0x7f0000000100)=0x41) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000140)={r3, 0x4800000000000, 0x0, 0x4c}, &(0x7f0000000180)=0x10) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x7, &(0x7f0000000000)='team_slave_0\x00', 0x10) [ 549.238160] sd 0:0:1:0: [sg0] tag#594 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK [ 549.247103] sd 0:0:1:0: [sg0] tag#594 CDB: Persistent reserve in, read keys [ 549.254289] sd 0:0:1:0: [sg0] tag#594 CDB[00]: 5e c0 b5 01 df 7e 35 4e e2 1a 0e 46 1d 40 74 b3 [ 549.263089] sd 0:0:1:0: [sg0] tag#594 CDB[10]: fe 68 60 22 7f cd 66 3b 21 49 35 8c 2a 2c 9b fb [ 549.271923] sd 0:0:1:0: [sg0] tag#594 CDB[20]: 41 [ 549.280983] sd 0:0:1:0: [sg0] tag#595 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK [ 549.289721] sd 0:0:1:0: [sg0] tag#595 CDB: Persistent reserve in, read keys [ 549.296887] sd 0:0:1:0: [sg0] tag#595 CDB[00]: 5e c0 b5 01 df 7e 35 4e e2 1a 0e 46 1d 40 74 b3 [ 549.305693] sd 0:0:1:0: [sg0] tag#595 CDB[10]: fe 68 60 22 7f cd 66 3b 21 49 35 8c 2a 2c 9b fb [ 549.314515] sd 0:0:1:0: [sg0] tag#595 CDB[20]: 41 [ 549.416437] FAULT_INJECTION: forcing a failure. [ 549.416437] name failslab, interval 1, probability 0, space 0, times 0 [ 549.428017] CPU: 0 PID: 2521 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 549.435228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 549.444601] Call Trace: [ 549.447215] dump_stack+0x1b9/0x294 [ 549.450875] ? dump_stack_print_info.cold.2+0x52/0x52 [ 549.456121] should_fail.cold.4+0xa/0x1a [ 549.460217] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 549.465363] ? __lock_acquire+0x7f5/0x5140 [ 549.469630] ? save_stack+0xa9/0xd0 [ 549.473295] ? graph_lock+0x170/0x170 [ 549.477146] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 549.482711] ? perf_swevent_event+0x158/0x2e0 [ 549.487240] ? find_held_lock+0x36/0x1c0 [ 549.492650] ? __lock_is_held+0xb5/0x140 [ 549.496753] ? check_same_owner+0x320/0x320 [ 549.501096] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 549.506661] ? rcu_note_context_switch+0x710/0x710 [ 549.511617] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 549.517176] __should_failslab+0x124/0x180 [ 549.521430] should_failslab+0x9/0x14 [ 549.525246] kmem_cache_alloc+0x2af/0x760 [ 549.529413] ? perf_tp_event+0x91f/0xc30 [ 549.533507] __d_alloc+0xc0/0xd30 [ 549.536970] ? __lock_acquire+0x7f5/0x5140 [ 549.541229] ? shrink_dcache_for_umount+0x290/0x290 [ 549.546293] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 549.551420] ? perf_trace_run_bpf_submit+0x23f/0x370 [ 549.556518] ? perf_trace_run_bpf_submit+0x246/0x370 [ 549.561621] ? perf_tp_event+0xc30/0xc30 [ 549.565714] ? memset+0x31/0x40 [ 549.568993] d_alloc+0x8e/0x370 [ 549.572276] ? __d_alloc+0xd30/0xd30 [ 549.575984] ? zap_class+0x720/0x720 [ 549.579711] ? perf_trace_run_bpf_submit+0x246/0x370 [ 549.584826] d_alloc_parallel+0x152/0x1e80 [ 549.589058] ? graph_lock+0x170/0x170 [ 549.592859] ? memset+0x31/0x40 [ 549.596140] ? __d_lookup_rcu+0xa80/0xa80 [ 549.600282] ? print_usage_bug+0xc0/0xc0 [ 549.604339] ? find_held_lock+0x36/0x1c0 [ 549.608408] ? lock_downgrade+0x8e0/0x8e0 [ 549.612556] ? mark_held_locks+0xc9/0x160 [ 549.616701] ? __raw_spin_lock_init+0x1c/0x100 [ 549.621285] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 549.626294] ? __lockdep_init_map+0x105/0x590 [ 549.630786] ? __lockdep_init_map+0x105/0x590 [ 549.635288] ? lockdep_init_map+0x9/0x10 [ 549.639341] ? __init_waitqueue_head+0x96/0x140 [ 549.644014] ? init_wait_entry+0x1b0/0x1b0 [ 549.648248] ? d_alloc_parallel+0x1e80/0x1e80 [ 549.652751] ? lock_release+0xa10/0xa10 [ 549.656726] __lookup_slow+0x1e6/0x540 [ 549.660615] ? vfs_unlink+0x510/0x510 [ 549.664419] ? d_lookup+0x219/0x330 [ 549.668066] lookup_one_len+0x1c7/0x210 [ 549.672036] ? lookup_one_len_unlocked+0xf0/0xf0 [ 549.676788] ? down_write+0x87/0x120 [ 549.680511] ? start_creating+0xb1/0x200 [ 549.684585] ? down_read+0x1b0/0x1b0 [ 549.688298] ? mntput+0x74/0xa0 [ 549.691582] ? simple_pin_fs+0xa4/0x190 [ 549.695564] start_creating+0xc6/0x200 [ 549.699449] __debugfs_create_file+0x63/0x400 [ 549.703943] debugfs_create_file+0x57/0x70 [ 549.708177] bdi_register_va.part.10+0x365/0x9b0 [ 549.712930] ? cgwb_kill+0x630/0x630 [ 549.716640] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 549.722188] ? bdi_init+0x416/0x510 [ 549.725810] ? wb_init+0x9e0/0x9e0 [ 549.729344] ? bdi_alloc_node+0x67/0xe0 [ 549.733325] ? bdi_alloc_node+0x67/0xe0 [ 549.737303] ? rcu_read_lock_sched_held+0x108/0x120 [ 549.742316] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 549.747594] ? _raw_spin_unlock+0x22/0x30 [ 549.751746] bdi_register_va+0x68/0x80 [ 549.755635] super_setup_bdi_name+0x123/0x220 [ 549.760124] ? kill_block_super+0x100/0x100 [ 549.764443] ? kmem_cache_alloc_trace+0x616/0x780 [ 549.769289] ? match_wildcard+0x3c0/0x3c0 [ 549.773433] ? trace_hardirqs_on+0xd/0x10 [ 549.777584] fuse_fill_super+0xe6e/0x1e20 [ 549.781733] ? fuse_get_root_inode+0x190/0x190 [ 549.786312] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 549.791325] ? kasan_check_read+0x11/0x20 [ 549.795473] ? cap_capable+0x1f9/0x260 [ 549.799362] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 549.804900] ? security_capable+0x99/0xc0 [ 549.809043] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 549.814574] ? ns_capable_common+0x13f/0x170 [ 549.818978] ? get_anon_bdev+0x2f0/0x2f0 [ 549.823030] ? sget+0x113/0x150 [ 549.826304] ? fuse_get_root_inode+0x190/0x190 [ 549.830880] mount_nodev+0x6b/0x110 [ 549.834500] fuse_mount+0x2c/0x40 [ 549.837951] mount_fs+0xae/0x328 [ 549.841328] vfs_kern_mount.part.34+0xd4/0x4d0 [ 549.845907] ? may_umount+0xb0/0xb0 [ 549.849527] ? _raw_read_unlock+0x22/0x30 [ 549.853664] ? __get_fs_type+0x97/0xc0 [ 549.857550] do_mount+0x564/0x3070 [ 549.861097] ? copy_mount_string+0x40/0x40 [ 549.865324] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 549.870334] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 549.875098] ? retint_kernel+0x10/0x10 [ 549.879597] ? copy_mount_options+0x1f0/0x380 [ 549.884085] ? copy_mount_options+0x1f6/0x380 [ 549.888585] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 549.894114] ? copy_mount_options+0x285/0x380 [ 549.898606] ksys_mount+0x12d/0x140 [ 549.902230] __x64_sys_mount+0xbe/0x150 [ 549.906194] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 549.911207] do_syscall_64+0x1b1/0x800 [ 549.915094] ? finish_task_switch+0x1ca/0x840 [ 549.919582] ? syscall_return_slowpath+0x5c0/0x5c0 [ 549.924507] ? syscall_return_slowpath+0x30f/0x5c0 [ 549.929432] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 549.934793] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 549.939636] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 549.944813] RIP: 0033:0x455a09 [ 549.947993] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 549.955705] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 549.962968] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 549.970232] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 549.977493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 549.984760] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:26 executing program 5: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) r2 = socket(0x200000000002, 0x1, 0x0) ioctl(r2, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") pread64(r1, &(0x7f0000000100)=""/218, 0x6, 0x0) dup2(r2, r1) 2018/05/24 10:44:26 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'rmd256\x00'}, 0x58) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000000)=0x200, 0x4) r1 = accept4(r0, 0x0, &(0x7f0000001040)=0xfffffffffffffe73, 0x0) sendmmsg$inet_sctp(r1, &(0x7f0000000c40)=[{&(0x7f0000000bc0)=@in6={0xa}, 0x1c, &(0x7f0000000c00)=[{&(0x7f0000002680)="b9773b67dcafabc9ebe09cbe985079e62ed432be3982d4b96892b621201f276b3aae337317a62839ad1b56fdbd9af898da5f3f0b0b8c2c93684a09479dd9b3f58ce9a850802e15bcd3abb9064d01146836d5f1443181ed4b60a711ecd885ba4bbe481f73e534ab278fc29e9d028250cc26ae6f20266db836c8d1d192e57d81f8", 0x80}], 0x1}], 0x1, 0x0) 2018/05/24 10:44:26 executing program 4: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xf, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) close(r1) accept4$packet(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000140)=0x14, 0x80000) sendto$packet(r0, &(0x7f0000000280)="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", 0x1000, 0x0, &(0x7f0000000180)={0x11, 0x7, r2, 0x1, 0x4, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x11}}, 0x14) 2018/05/24 10:44:26 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f00000000c0)=""/144, 0x90}, {&(0x7f0000000180)=""/224, 0xe0}], 0x2) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:26 executing program 3 (fault-call:6 fault-nth:73): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:26 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'rmd160-generic\x00'}, 0x58) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000140)='/dev/autofs\x00', 0x101000, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f00000001c0)={0x0, 0xb5, 0x7, [0x9, 0x1, 0x9b4, 0x4, 0x8, 0x7, 0x5]}, &(0x7f0000000200)=0x16) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000240)={r2, @in={{0x2, 0x4e20, @broadcast=0xffffffff}}, 0xe5, 0x2, 0x5c345370, 0xfffffffffffffeff, 0x4}, 0x98) r3 = accept4(r0, 0x0, &(0x7f0000001640)=0x225, 0x0) getpeername$ax25(r3, &(0x7f0000000040), &(0x7f0000000100)=0x10) r4 = socket$vsock_stream(0x28, 0x1, 0x0) r5 = socket$vsock_stream(0x28, 0x1, 0x0) bind$vsock_stream(r5, &(0x7f0000000000)={0x28, 0x0, 0x2711, @host=0x2}, 0x10) bind$vsock_stream(r4, &(0x7f0000000180)={0x28, 0x0, 0x2711, @any=0xffffffff}, 0x10) sendmmsg(r3, &(0x7f0000009040)=[{{&(0x7f0000007e00)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}}}, 0x80, &(0x7f0000009000)}}], 0x1, 0x0) 2018/05/24 10:44:26 executing program 1: r0 = socket(0xa, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") readv(0xffffffffffffffff, &(0x7f0000001180)=[{&(0x7f0000000180)=""/4096, 0x1000}], 0x1) fcntl$getown(r0, 0x9) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup\x00', 0x200002, 0x0) r2 = openat$cgroup_subtree(r1, &(0x7f00000000c0)='cgroup.subtree_control\x00', 0x2, 0x0) pwritev(r2, &(0x7f0000000200), 0x100000000000033a, 0x0) r3 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x0, 0x0) ioctl$KVM_XEN_HVM_CONFIG(r3, 0x4038ae7a, &(0x7f0000000080)={0x9, 0x29b, &(0x7f00000011c0)="c6963ceb12818dcd4feca8d9e2d74fd34a9c0e929eb32a36ba95a286dcf89fe3d505cc77662789e4b85a116cb005046bd2a2a9bb4f890ecdc81a7c2f6a715ada3ed343620f8f50d6af7ac09b0557e6307df2e8454949ae1b1c97a05c9d3749974e7a6374077d3876fb8a025adc31c0b4dcf967f67f494c3c059dbbc2518c986a809ec5b78e2552506676129939f4b661faa5de8f5d348e9e12ef310e9b218243bab7c8056de6c6c74954ab542c3a9f", &(0x7f0000000100)="f4d269834093c48c8bc5062ecd639f1c52489010974ceff57cfa2e6e68b6b9b683ad31fb8b97cec121d7b8afafda8da373a4a0e9ecd5c5ac9516a712f6ce429c046448b899952badee99d37f2e5e989d2da02735e0ce296f4381b157395163d5fbd95c3dcbced14e9d7a309de726df", 0xaf, 0x6f}) 2018/05/24 10:44:26 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000300)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-serpent-sse2\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000300), 0x0) r1 = accept$alg(r0, 0x0, 0x0) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x80000, 0x0) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r2, 0x84, 0x7, &(0x7f0000000040)={0x2}, 0x4) sendmmsg(r1, &(0x7f0000007400)=[{{&(0x7f0000001840)=@in6={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x80, &(0x7f0000001ac0), 0x0, &(0x7f0000001b00)}}, {{&(0x7f0000001d00)=@hci={0x1f}, 0x80, &(0x7f0000001e80), 0x0, &(0x7f0000001ec0)=[{0x10, 0x117, 0x3}], 0x10}}], 0x2, 0x0) 2018/05/24 10:44:26 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000080)={0x0, 0x1f, 0x10}, &(0x7f0000000140)=0xc) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000180)={r4, 0x100000000, 0x9, 0xfffffffffffffff7}, &(0x7f0000000280)=0x10) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f00000000c0)="c4824da82b66ba2100b801000000efb9270900000f323640a7650f30c4e2899c8e02000000f02046452ef3440f6fb800f0ff7fc42101dbc40f2047"}], 0x0, 0x0, &(0x7f0000000080), 0x0) ioctl$KVM_SET_MSRS(r3, 0x4008ae89, &(0x7f0000000040)=ANY=[@ANYBLOB="01000000001e00fb034d564b0000000001"]) openat$kvm(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r3, 0x4008ae89, &(0x7f00000001c0)={0x2, 0x0, [0x10, 0x0, 0x277]}) 2018/05/24 10:44:26 executing program 0: r0 = socket(0x1, 0x2, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000003fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f0000013e95), 0x4) setsockopt$IPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x2f, &(0x7f0000000180)={'security\x00'}, 0x28) close(r2) close(r1) syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x100) 2018/05/24 10:44:26 executing program 7: r0 = socket(0xa, 0x5, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x24cb, 0x82) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r1, 0xc08c5335, &(0x7f0000000140)={0x78, 0x4, 0x80, 'queue0\x00', 0x3}) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@assoc_value, &(0x7f0000000100)=0x8) 2018/05/24 10:44:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000000)="c626262c8523bf012cf66f") setrlimit(0x400000000000007, &(0x7f0000000000)) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x2, 0x3, 0x4, "67456b86a35c3f12049cafad837d51b310bb34a94cb0a6da5b15f2790784fdac672bdb648574eac6cb5db18e10c0a310e8a80d3c93976cfdc13e726f87ae92d2", "4e6af5c7e62de1921e409b9f9eb006f80168a10d0956b4de73f98fdbc642b653195dda15480a91c4af5b8771e7da2a851b1468e9f8f55cb23738796131836993", "83e01c52ccc8260b7b1689b1f58ab8a46a91acb9c90f8d85b82f9425c0e92e39", [0x6, 0x52]}) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) 2018/05/24 10:44:26 executing program 1: mkdir(&(0x7f00002b2000)='./file0\x00', 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x6, 0x0) execveat(r0, &(0x7f00000000c0)='./file1\x00', &(0x7f0000000140)=[&(0x7f0000000100)='nfsd\x00'], &(0x7f00000002c0)=[&(0x7f0000000180)='-,/cgroup,{^/vmnet1GPLem1[,wlan0trusted,^bdevsecurityvboxnet1cgroupsecurity/security\x00', &(0x7f0000000200)='nfsd\x00', &(0x7f0000000240)='vboxnet0posix_acl_access\x00', &(0x7f0000000280)='nfsd\x00'], 0x1100) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='nfsd\x00', 0x0, &(0x7f0000000140)) r1 = open(&(0x7f0000f04ff8)='./file0\x00', 0x0, 0x0) lseek(r1, 0xa, 0x0) [ 550.560674] FAULT_INJECTION: forcing a failure. [ 550.560674] name failslab, interval 1, probability 0, space 0, times 0 [ 550.571980] CPU: 1 PID: 2547 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 550.579176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 550.588550] Call Trace: [ 550.591257] dump_stack+0x1b9/0x294 [ 550.594908] ? dump_stack_print_info.cold.2+0x52/0x52 [ 550.600116] ? d_add+0x605/0xa10 [ 550.603498] ? lock_downgrade+0x8e0/0x8e0 [ 550.607681] should_fail.cold.4+0xa/0x1a [ 550.611768] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 550.616890] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 550.621929] ? graph_lock+0x170/0x170 [ 550.625747] ? __lockdep_init_map+0x105/0x590 [ 550.630261] ? find_held_lock+0x36/0x1c0 [ 550.634344] ? __lock_is_held+0xb5/0x140 [ 550.638443] ? check_same_owner+0x320/0x320 [ 550.642787] ? rcu_note_context_switch+0x710/0x710 [ 550.647731] __should_failslab+0x124/0x180 [ 550.652067] should_failslab+0x9/0x14 [ 550.655874] kmem_cache_alloc+0x2af/0x760 [ 550.660024] alloc_inode+0xb2/0x190 [ 550.663651] new_inode_pseudo+0x69/0x1a0 [ 550.667722] ? prune_icache_sb+0x1a0/0x1a0 [ 550.671947] ? down_read+0x1b0/0x1b0 [ 550.675651] ? mntput+0x74/0xa0 [ 550.678929] new_inode+0x1c/0x40 [ 550.682301] debugfs_get_inode+0x19/0x120 [ 550.686439] __debugfs_create_file+0xb5/0x400 [ 550.690928] debugfs_create_file+0x57/0x70 [ 550.695168] bdi_register_va.part.10+0x365/0x9b0 [ 550.699915] ? cgwb_kill+0x630/0x630 [ 550.703624] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 550.709148] ? bdi_init+0x416/0x510 [ 550.712765] ? wb_init+0x9e0/0x9e0 [ 550.716296] ? bdi_alloc_node+0x67/0xe0 [ 550.720276] ? bdi_alloc_node+0x67/0xe0 [ 550.724242] ? rcu_read_lock_sched_held+0x108/0x120 [ 550.729249] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 550.734521] ? _raw_spin_unlock+0x22/0x30 [ 550.738664] bdi_register_va+0x68/0x80 [ 550.742542] super_setup_bdi_name+0x123/0x220 [ 550.747025] ? kill_block_super+0x100/0x100 [ 550.751336] ? kmem_cache_alloc_trace+0x616/0x780 [ 550.756167] ? match_wildcard+0x3c0/0x3c0 [ 550.760305] ? trace_hardirqs_on+0xd/0x10 [ 550.764444] fuse_fill_super+0xe6e/0x1e20 [ 550.768582] ? fuse_get_root_inode+0x190/0x190 [ 550.773158] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 550.778175] ? kasan_check_read+0x11/0x20 [ 550.782314] ? cap_capable+0x1f9/0x260 [ 550.786195] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 550.791719] ? security_capable+0x99/0xc0 [ 550.795858] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 550.801383] ? ns_capable_common+0x13f/0x170 [ 550.805785] ? get_anon_bdev+0x2f0/0x2f0 [ 550.809835] ? sget+0x113/0x150 [ 550.813112] ? fuse_get_root_inode+0x190/0x190 [ 550.817680] mount_nodev+0x6b/0x110 [ 550.821382] fuse_mount+0x2c/0x40 [ 550.824823] mount_fs+0xae/0x328 [ 550.828181] vfs_kern_mount.part.34+0xd4/0x4d0 [ 550.832754] ? may_umount+0xb0/0xb0 [ 550.836368] ? _raw_read_unlock+0x22/0x30 [ 550.840501] ? __get_fs_type+0x97/0xc0 [ 550.844382] do_mount+0x564/0x3070 [ 550.847914] ? copy_mount_string+0x40/0x40 [ 550.852141] ? rcu_pm_notify+0xc0/0xc0 [ 550.856021] ? copy_mount_options+0x5f/0x380 [ 550.860418] ? rcu_read_lock_sched_held+0x108/0x120 [ 550.865433] ? kmem_cache_alloc_trace+0x616/0x780 [ 550.870285] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 550.875810] ? copy_mount_options+0x285/0x380 [ 550.880295] ksys_mount+0x12d/0x140 [ 550.883910] __x64_sys_mount+0xbe/0x150 [ 550.887870] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 550.892885] do_syscall_64+0x1b1/0x800 [ 550.896768] ? finish_task_switch+0x1ca/0x840 [ 550.901253] ? syscall_return_slowpath+0x5c0/0x5c0 [ 550.906185] ? syscall_return_slowpath+0x30f/0x5c0 [ 550.911109] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 550.916463] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 550.921297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 550.926473] RIP: 0033:0x455a09 [ 550.929649] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 550.937345] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 550.944614] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 550.951879] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:44:26 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000003f80)=[{{&(0x7f0000000080)=@generic, 0x80, &(0x7f00000015c0), 0x0, &(0x7f0000001640)=""/37, 0x25}}], 0x1, 0x0, &(0x7f0000004080)) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmmsg$alg(r1, &(0x7f0000001600), 0x42584e91e7eb457, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040)={0x0}, &(0x7f0000000100)=0xc) fcntl$setownex(r1, 0xf, &(0x7f0000000140)={0x3, r2}) ioctl$KVM_PPC_GET_SMMU_INFO(r0, 0x8250aea6, &(0x7f0000000000)=""/58) [ 550.959132] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 550.966391] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:26 executing program 3 (fault-call:6 fault-nth:74): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) [ 551.163850] sctp: [Deprecated]: syz-executor7 (pid 2565) Use of struct sctp_assoc_value in delayed_ack socket option. [ 551.163850] Use struct sctp_sack_info instead [ 551.185079] sctp: [Deprecated]: syz-executor7 (pid 2566) Use of struct sctp_assoc_value in delayed_ack socket option. [ 551.185079] Use struct sctp_sack_info instead [ 551.431145] FAULT_INJECTION: forcing a failure. [ 551.431145] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 551.443016] CPU: 0 PID: 2572 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 551.450216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 551.459580] Call Trace: [ 551.462188] dump_stack+0x1b9/0x294 [ 551.465836] ? dump_stack_print_info.cold.2+0x52/0x52 [ 551.471039] ? zap_class+0x720/0x720 [ 551.474777] should_fail.cold.4+0xa/0x1a [ 551.478859] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 551.484002] ? find_held_lock+0x36/0x1c0 [ 551.488976] ? graph_lock+0x170/0x170 [ 551.492798] ? lock_acquire+0x1dc/0x520 [ 551.496795] ? lock_downgrade+0x8e0/0x8e0 [ 551.500964] ? find_held_lock+0x36/0x1c0 [ 551.505066] __alloc_pages_nodemask+0x34e/0xd70 [ 551.509773] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 551.514830] ? rcu_read_unlock+0x35/0x70 [ 551.518909] ? __lock_is_held+0xb5/0x140 [ 551.523009] ? check_same_owner+0x320/0x320 [ 551.527356] cache_grow_begin+0x72/0x6c0 [ 551.531545] kmem_cache_alloc+0x689/0x760 [ 551.535726] alloc_inode+0xb2/0x190 [ 551.539376] new_inode_pseudo+0x69/0x1a0 [ 551.543449] ? prune_icache_sb+0x1a0/0x1a0 [ 551.547697] ? down_read+0x1b0/0x1b0 [ 551.551422] ? mntput+0x74/0xa0 [ 551.554722] new_inode+0x1c/0x40 [ 551.558106] debugfs_get_inode+0x19/0x120 [ 551.562267] debugfs_create_dir+0x75/0x3c0 [ 551.566523] bdi_register_va.part.10+0x318/0x9b0 [ 551.571296] ? cgwb_kill+0x630/0x630 [ 551.575026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 551.580572] ? bdi_init+0x416/0x510 [ 551.584208] ? wb_init+0x9e0/0x9e0 [ 551.587760] ? bdi_alloc_node+0x67/0xe0 [ 551.591746] ? bdi_alloc_node+0x67/0xe0 [ 551.595732] ? rcu_read_lock_sched_held+0x108/0x120 [ 551.600762] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 551.606057] ? _raw_spin_unlock+0x22/0x30 [ 551.610229] bdi_register_va+0x68/0x80 [ 551.614135] super_setup_bdi_name+0x123/0x220 [ 551.618641] ? kill_block_super+0x100/0x100 [ 551.622978] ? kmem_cache_alloc_trace+0x616/0x780 [ 551.627830] ? match_wildcard+0x3c0/0x3c0 [ 551.631992] ? trace_hardirqs_on+0xd/0x10 [ 551.636169] fuse_fill_super+0xe6e/0x1e20 [ 551.640342] ? fuse_get_root_inode+0x190/0x190 [ 551.644964] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 551.650003] ? kasan_check_read+0x11/0x20 [ 551.654171] ? cap_capable+0x1f9/0x260 [ 551.658093] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 551.663641] ? security_capable+0x99/0xc0 [ 551.667806] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 551.673353] ? ns_capable_common+0x13f/0x170 [ 551.677774] ? get_anon_bdev+0x2f0/0x2f0 [ 551.681843] ? sget+0x113/0x150 [ 551.685142] ? fuse_get_root_inode+0x190/0x190 [ 551.689739] mount_nodev+0x6b/0x110 [ 551.693382] fuse_mount+0x2c/0x40 [ 551.696846] mount_fs+0xae/0x328 [ 551.700233] vfs_kern_mount.part.34+0xd4/0x4d0 [ 551.704833] ? may_umount+0xb0/0xb0 [ 551.708468] ? _raw_read_unlock+0x22/0x30 [ 551.712626] ? __get_fs_type+0x97/0xc0 [ 551.716535] do_mount+0x564/0x3070 [ 551.720100] ? copy_mount_string+0x40/0x40 [ 551.724348] ? rcu_pm_notify+0xc0/0xc0 [ 551.728264] ? copy_mount_options+0x5f/0x380 [ 551.732687] ? rcu_read_lock_sched_held+0x108/0x120 [ 551.737716] ? kmem_cache_alloc_trace+0x616/0x780 [ 551.742588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 551.748135] ? copy_mount_options+0x285/0x380 [ 551.752650] ksys_mount+0x12d/0x140 [ 551.756295] __x64_sys_mount+0xbe/0x150 [ 551.760304] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 551.765456] do_syscall_64+0x1b1/0x800 [ 551.769355] ? finish_task_switch+0x1ca/0x840 [ 551.773864] ? syscall_return_slowpath+0x5c0/0x5c0 [ 551.778809] ? syscall_return_slowpath+0x30f/0x5c0 [ 551.783762] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 551.789151] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 551.794019] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 551.799219] RIP: 0033:0x455a09 [ 551.802419] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 551.810144] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 551.817424] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 551.824794] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 551.832074] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 551.839351] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:27 executing program 4: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$packet(0x11, 0x800000000002, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f000095bffc)={0x0, 0x0, 0xfffffffffffffffc}, 0x4) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r2 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) ioctl$sock_inet_SIOCGIFADDR(r1, 0x8915, &(0x7f0000000080)={'syzkaller1\x00', {0x2, 0x4e20, @loopback=0x7f000001}}) sendto$inet(r2, &(0x7f0000762fff), 0xfdc7, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000762fff), 0xfdc7, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) syz_emit_ethernet(0x2c, &(0x7f0000000380)={@empty, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], {@ipx={0x8100, {0xffff, 0x1e, 0x0, 0x0, {@current, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, {@current, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}}}}}, &(0x7f0000000000)) 2018/05/24 10:44:27 executing program 1: pipe2(&(0x7f0000989000)={0xffffffffffffffff}, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000001400)='./file1\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @raw8={"410f44be5f55ea719cbb6635"}}], 0x30) creat(&(0x7f00000000c0)='./file1\x00', 0x0) sendmsg$rds(r0, &(0x7f0000000c00)={0x0, 0x0, &(0x7f0000000680)=[{&(0x7f0000000100)=""/175, 0xaf}, {&(0x7f00000001c0)=""/74, 0x4a}, {&(0x7f0000000240)=""/211, 0xd3}, {&(0x7f0000000080)=""/15, 0xf}, {&(0x7f0000000340)=""/127, 0x7f}, {&(0x7f00000003c0)=""/215, 0xd7}, {&(0x7f00000004c0)=""/224, 0xe0}, {&(0x7f0000001440)=""/4096, 0x1000}, {&(0x7f00000005c0)=""/62, 0x3e}, {&(0x7f0000000600)=""/88, 0x58}], 0xa, &(0x7f00000009c0)=[@mask_cswp={0x58, 0x114, 0x9, {{0xf83, 0x6f503598}, &(0x7f0000000740)=0x8, &(0x7f0000000780)=0x6, 0xffff, 0x7, 0xfff, 0x9, 0x50, 0x4}}, @fadd={0x58, 0x114, 0x6, {{0x97e7, 0x2}, &(0x7f00000007c0)=0x5, &(0x7f0000000800)=0x20, 0x7, 0x6, 0x101, 0x1, 0x20, 0x401}}, @zcopy_cookie={0x18, 0x114, 0xc, 0x8000000000}, @rdma_dest={0x18, 0x114, 0x2, {0x10001, 0x7b}}, @rdma_dest={0x18, 0x114, 0x2, {0x9, 0xffffffffffffe893}}, @rdma_map={0x30, 0x114, 0x3, {{&(0x7f0000000840)=""/24, 0x18}, &(0x7f0000000880), 0x8}}, @cswp={0x58, 0x114, 0x7, {{0x5, 0xc08f}, &(0x7f00000008c0)=0x4, &(0x7f0000000900)=0x5, 0x4ce, 0x19854881, 0x56ef, 0x7f, 0x40, 0xc627}}, @rdma_dest={0x18, 0x114, 0x2, {0x400, 0xfffffffffffffffa}}, @mask_fadd={0x58, 0x114, 0x8, {{0x3, 0x8001}, &(0x7f0000000940)=0x7ff, &(0x7f0000000980)=0x1f, 0x1, 0x9, 0x9039, 0x0, 0x8, 0x6}}, @zcopy_cookie={0x18, 0x114, 0xc, 0x2a2}], 0x208, 0x1}, 0x4) setxattr(&(0x7f0000001340)='./file1\x00', &(0x7f0000001380)=@random={'os2.', 'wlan0\x00'}, &(0x7f00000013c0)='\x00', 0x1, 0x0) dup2(r0, r1) sendmsg$nfc_llcp(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f0000000000)={0x27, 0x0, 0x0, 0x0, 0x0, 0x0, "4674c4f40096b8b730515eb0bfab83cae7d8a2e914549dc74fcdb7e07f83348439ae4972d691a5e4104c4712320cfabbf2e636efb849cae66e450242d49bee"}, 0x60, &(0x7f0000001240), 0x0, &(0x7f0000001280)=ANY=[@ANYBLOB="10010000000000000000000000000000"], 0x10, 0x20040800}, 0x0) 2018/05/24 10:44:27 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f00000000c0)={{0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, {0x0, @link_local={0x1, 0x80, 0xc2}}, 0xfffffffffffffffd, {0x2, 0x0, @rand_addr}, "0000000caeaa5823206cc000"}) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x2880, 0x0) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x20000, 0x0) openat$cgroup_procs(r1, &(0x7f0000000040)='cgroup.procs\x00', 0x2, 0x0) accept4(r1, &(0x7f0000000200)=@rc, &(0x7f0000000280)=0x80, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000000000)={0x0, 0x99f6, 0x9}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f00000001c0)={r3, 0xfffffffffffffff9, 0x2, [0xd74a, 0x8]}, 0xc) 2018/05/24 10:44:27 executing program 2: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x19, &(0x7f00003b9ffc)=0x40000100000800, 0x4) getsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000000000), &(0x7f0000000040)=0x10) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000469ffc)=0x7fe, 0x4) sendto$inet(r0, &(0x7f00000000c0), 0x0, 0x0, &(0x7f0000000100)={0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) recvfrom$inet(r0, &(0x7f00000002c0)=""/248, 0xf8, 0x2002, 0x0, 0x86) 2018/05/24 10:44:27 executing program 7: r0 = socket(0xffffffffffff, 0x1, 0xfd7d) getsockopt$IP_VS_SO_GET_DAEMON(r0, 0x0, 0x487, &(0x7f0000000000), &(0x7f0000000040)=0x30) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) sync_file_range(r1, 0x0, 0x0, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000c00)=@broute={'%route\x00', 0x20, 0x2, 0xab0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000140], 0x0, &(0x7f0000000080), &(0x7f0000000140)=ANY=[@ANYBLOB="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"]}, 0xb28) 2018/05/24 10:44:27 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000180)=""/224, 0xe0}], 0x1) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:27 executing program 3 (fault-call:6 fault-nth:75): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:27 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x3a) r1 = socket(0xa, 0x1, 0x0) accept$inet6(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, @remote}, &(0x7f0000000140)=0x1c) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f00000001c0)={{0xa, 0x4e22, 0x4, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x81}, {0xa, 0x4e23, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x7fff}, 0x749, [0xffffffffffffff11, 0x3, 0x45, 0x8, 0x6, 0x400, 0x100, 0xfffffffffffffffa]}, 0x5c) ioctl(r1, 0x400003f, &(0x7f0000000280)="c626262c8523bf012cf66f") listen(r1, 0x4000) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000000)={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x5c) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r0, 0x29, 0xd2, &(0x7f0000000080)={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, {0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x7}, 0x5c) openat$null(0xffffffffffffff9c, &(0x7f0000000400)='/dev/null\x00', 0x100000080000, 0x0) 2018/05/24 10:44:27 executing program 5: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket(0x1e, 0x2, 0x0) bind(r1, &(0x7f0000d80f80)=@generic={0x1e, "0103000000000000000000000000000009a979f321b30c7bc8790405c7bad62e0a43a632ed4938d36d73fb8f8401a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb31f1314a8ef151622ca5bdb9c8ead2000077aeb81c90001d6d7c980ee590c8b9f70dc136cb184a"}, 0x80) bind(r1, &(0x7f0000afb000)=@generic={0x1e, "01030000000000b9000000004700000000a979f321b30c7bc8790405c7bad62e0a63a632ed4938d36d73fb8f8401a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb3151d24acef1f1622ca5bdb9c8ea31000077aeb81c90001d6d7c980400000000f70dc136cb184a"}, 0x80) r2 = socket(0x1e, 0x2, 0x0) bind(r2, &(0x7f0000afb000)=@generic={0x1e, "01030000000000b9000000004700000000a979f321b30c7bc8790405c7bad62e0a63a632ed4938d36d73fb8f8401a3ff59829a2b0afe7ce43a4b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb3151d24acef1f1622ca5bdb9c8ea31000077aeb81c90001b6d7c980400000000f70dc136cb184a"}, 0x80) setsockopt$l2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x1, 0x4) r3 = socket(0x1e, 0x5, 0x0) sendmsg(r3, &(0x7f0000316000)={&(0x7f0000dd7000)=@generic={0x10000000001e, "010000000000000000000001e526cc573c5bf86c483724c71e14dd6a739effea1b48006be61ffe06d79f00000000000000076c3f010039d8f986ff03000000000000af50d5fe32c419d67bcbc7e3ad316a198356ed0008341c1fd45624281e27800ece70b076cf979ac40000bd767e2e78a1dfd300981a1565b3b16d7436"}, 0x80, &(0x7f0000d0bfd0), 0x0, &(0x7f00002d4000)}, 0x0) recvmsg$kcm(r0, &(0x7f0000000180)={&(0x7f0000000000)=@ax25, 0x80, &(0x7f0000000140)=[{&(0x7f0000000080)=""/187, 0xbb}, {&(0x7f0000000280)=""/4096, 0x1000}], 0x2, 0x0, 0x0, 0xdd}, 0x42) 2018/05/24 10:44:27 executing program 7: socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) close(r0) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x4) ioctl$sock_SIOCGSKNS(r1, 0x894c, &(0x7f0000000480)=0xffffffffffffffff) ioctl$sock_FIOSETOWN(r0, 0xb704, &(0x7f0000000440)) creat(&(0x7f0000000000)='./file0\x00', 0xa0) 2018/05/24 10:44:27 executing program 2: r0 = syz_open_dev$amidi(&(0x7f0000000140)='/dev/amidi#\x00', 0x4, 0x2000) sendto$inet(r0, &(0x7f0000000180)="4c3ef6e7d6e97fd7ea66e8012218ab9add82a84635949d47f973716a11b3bf6145464ab814bed9c2918e498003ee92beb49469f7c69223fa356b2540333118922735056385098bc946c37f6d8177676d785eb243485edd45836ee3143ac877ce54899c3581674f43baa5506d92146f90f776a21de9d9f6c6916d9f67fb409dbe748d302049e43e9b2b7bc2afb84c2798c0e0ca70569bc5c1edea7d5be9a324b9c30f6cd58a89e19d49d4a6bd3143bebf0949935bd747159434f5da081271209da58637a89625222b7495064034ace4d6a1cb952f2a70", 0xd6, 0x10, &(0x7f0000000280)={0x2, 0x4e22, @rand_addr=0xd1c3}, 0x10) r1 = socket$inet(0x2, 0x803, 0x4) sendmmsg(r1, &(0x7f000000f9c0)=[{{&(0x7f00000060c0)=@un=@abs, 0x80, &(0x7f0000000100)=[{&(0x7f0000000000)="e307a2a5b57f9ebc94c8660ab868c4e6c273200b3176a101339af8cd8cce5277e4e9eff320e0acda5aa558c94f84b1c8f719a3480bff836586fd4522d725f414df5c854667f5446889418c30c639f12aac1ec26e9a55fac3c161bf7b985c8de5f14e3c7502", 0x65}, {&(0x7f0000000080)="cd2b8a29d9ee0187affedcfec54cb9dc338625b25e0e0fce6f135b7ea6717607e09992ce0429ff85bb840eae4454a685d21e73252ca3a3a85a97983b4b07b3b626fc13918c3076380668cd85b2e3c7bc0b9a11de5928a253ec3bcc2767379ad5b31a04f714ad01a24182ec7af37fe34c62", 0x71}], 0x2, &(0x7f0000006300)}}, {{&(0x7f000000d180)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @random="43d5ba8a4b91"}, 0x80, &(0x7f000000e2c0), 0x0, &(0x7f000000e300)}}], 0x2, 0x0) 2018/05/24 10:44:27 executing program 0: mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = memfd_create(&(0x7f0000000100)='ppp0\x00', 0x1) ioctl$BLKGETSIZE(r1, 0x1260, &(0x7f0000000140)) getsockopt$inet_udp_int(r0, 0x11, 0x0, &(0x7f0000000000), &(0x7f0000000040)=0x4) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x0, 0x0) sysfs$3(0x3) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000000180)={0x0, 0xfffffffffffffffe, 0x0, 0x7, 0xbe59, 0x4a, 0x5, 0x1, {0x0, @in={{0x2, 0x4e23}}, 0x7f, 0xd7c, 0x6, 0xffff, 0x4}}, &(0x7f0000000240)=0xb0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000280)={0x80, 0x5b0e, 0x800d, 0xaac, 0x7f, 0x2, 0xffffffffffffffa5, 0x6, r3}, &(0x7f00000002c0)=0x20) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE(r2, 0x40045542, &(0x7f00000000c0)=0x8) ioctl$TCSBRKP(r2, 0x5425, 0x8) [ 552.190140] FAULT_INJECTION: forcing a failure. [ 552.190140] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.202015] CPU: 0 PID: 2598 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 552.209221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 552.218589] Call Trace: [ 552.221199] dump_stack+0x1b9/0x294 [ 552.224848] ? dump_stack_print_info.cold.2+0x52/0x52 [ 552.230068] ? zap_class+0x720/0x720 [ 552.233810] should_fail.cold.4+0xa/0x1a [ 552.237892] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 552.243039] ? find_held_lock+0x36/0x1c0 [ 552.247116] ? graph_lock+0x170/0x170 [ 552.250937] ? lock_acquire+0x1dc/0x520 [ 552.254928] ? lock_downgrade+0x8e0/0x8e0 [ 552.259108] ? find_held_lock+0x36/0x1c0 [ 552.263218] __alloc_pages_nodemask+0x34e/0xd70 [ 552.267949] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 552.273004] ? rcu_read_unlock+0x35/0x70 [ 552.277093] ? __lock_is_held+0xb5/0x140 [ 552.281202] ? check_same_owner+0x320/0x320 [ 552.285552] cache_grow_begin+0x72/0x6c0 [ 552.289644] kmem_cache_alloc+0x689/0x760 [ 552.293835] alloc_inode+0xb2/0x190 [ 552.297495] new_inode_pseudo+0x69/0x1a0 [ 552.301573] ? prune_icache_sb+0x1a0/0x1a0 [ 552.305822] ? down_read+0x1b0/0x1b0 [ 552.309548] ? mntput+0x74/0xa0 [ 552.313459] new_inode+0x1c/0x40 [ 552.316840] debugfs_get_inode+0x19/0x120 [ 552.321025] __debugfs_create_file+0xb5/0x400 [ 552.325553] debugfs_create_file+0x57/0x70 [ 552.329808] bdi_register_va.part.10+0x365/0x9b0 [ 552.334582] ? cgwb_kill+0x630/0x630 [ 552.338310] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 552.343854] ? bdi_init+0x416/0x510 [ 552.347491] ? wb_init+0x9e0/0x9e0 [ 552.351049] ? bdi_alloc_node+0x67/0xe0 [ 552.355039] ? bdi_alloc_node+0x67/0xe0 [ 552.359030] ? rcu_read_lock_sched_held+0x108/0x120 [ 552.364064] ? kmem_cache_alloc_node_trace+0x34e/0x770 [ 552.369362] ? _raw_spin_unlock+0x22/0x30 [ 552.373535] bdi_register_va+0x68/0x80 [ 552.377442] super_setup_bdi_name+0x123/0x220 [ 552.381949] ? kill_block_super+0x100/0x100 [ 552.386301] ? kmem_cache_alloc_trace+0x616/0x780 [ 552.391157] ? match_wildcard+0x3c0/0x3c0 [ 552.395323] ? trace_hardirqs_on+0xd/0x10 [ 552.401584] fuse_fill_super+0xe6e/0x1e20 [ 552.405762] ? fuse_get_root_inode+0x190/0x190 [ 552.410365] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 552.415487] ? kasan_check_read+0x11/0x20 [ 552.419652] ? cap_capable+0x1f9/0x260 [ 552.423564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 552.429113] ? security_capable+0x99/0xc0 [ 552.433284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 552.438837] ? ns_capable_common+0x13f/0x170 [ 552.443259] ? get_anon_bdev+0x2f0/0x2f0 [ 552.447333] ? sget+0x113/0x150 [ 552.450630] ? fuse_get_root_inode+0x190/0x190 [ 552.455225] mount_nodev+0x6b/0x110 [ 552.458872] fuse_mount+0x2c/0x40 [ 552.462344] mount_fs+0xae/0x328 [ 552.465739] vfs_kern_mount.part.34+0xd4/0x4d0 [ 552.470340] ? may_umount+0xb0/0xb0 [ 552.473979] ? _raw_read_unlock+0x22/0x30 [ 552.478137] ? __get_fs_type+0x97/0xc0 [ 552.482069] do_mount+0x564/0x3070 [ 552.485631] ? copy_mount_string+0x40/0x40 [ 552.489877] ? rcu_pm_notify+0xc0/0xc0 [ 552.493796] ? copy_mount_options+0x5f/0x380 [ 552.498214] ? rcu_read_lock_sched_held+0x108/0x120 [ 552.503247] ? kmem_cache_alloc_trace+0x616/0x780 [ 552.508113] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 552.513665] ? _copy_from_user+0xdf/0x150 [ 552.517834] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 552.523381] ? copy_mount_options+0x285/0x380 [ 552.527896] ksys_mount+0x12d/0x140 [ 552.531548] __x64_sys_mount+0xbe/0x150 [ 552.535531] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 552.540565] do_syscall_64+0x1b1/0x800 [ 552.544467] ? syscall_return_slowpath+0x5c0/0x5c0 [ 552.549419] ? syscall_return_slowpath+0x30f/0x5c0 [ 552.554380] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 552.559768] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 552.564638] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 552.569835] RIP: 0033:0x455a09 [ 552.573033] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 552.580763] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 2018/05/24 10:44:28 executing program 4: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x4000000000000005, 0x0) bind$unix(r1, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r1, 0x0) connect$unix(r0, &(0x7f0000000080)=@file={0x1, "e91f7189591e9233614b00"}, 0x6e) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$unix(r0, &(0x7f000066fff4)=@file={0x1, "e91f7189591e9233614b0000ffffff8c00"}, 0xc) listen(r1, 0x20000000000005) [ 552.588046] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 552.595327] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 552.602604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 552.609881] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:28 executing program 3 (fault-call:6 fault-nth:76): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:28 executing program 5: r0 = socket(0x1001000000010, 0x802, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f0000000000)) sendmsg$nl_route(r0, &(0x7f0000000380)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000140)=@newlink={0x38, 0x12, 0xda76b36b65dcf5df, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, [@IFLA_INFO_KIND={0x14, 0x1, "697036677265000000000000000600"}]}]}, 0x38}, 0x1, 0x0, 0x0, 0xfffffffffffffffd}, 0x0) 2018/05/24 10:44:28 executing program 2: r0 = socket(0xa, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") r1 = socket(0x20000000000000a, 0x2, 0x0) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x40, 0x0) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f00000000c0)={0x2, &(0x7f0000000080)=[{0x20, 0x0, 0x0, 0xfffff018}, {0x6}]}, 0x10) 2018/05/24 10:44:28 executing program 7: syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x1, &(0x7f00000001c0)=[{&(0x7f0000010000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, &(0x7f0000000240)=ANY=[]) creat(&(0x7f0000000000)='./file0/file0\x00', 0x14) mkdir(&(0x7f0000000140)='./file0/file1\x00', 0x0) rmdir(&(0x7f00000002c0)='./file0/file1\x00') [ 553.075053] FAULT_INJECTION: forcing a failure. [ 553.075053] name failslab, interval 1, probability 0, space 0, times 0 [ 553.086363] CPU: 1 PID: 2626 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 553.093565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 553.102932] Call Trace: [ 553.105541] dump_stack+0x1b9/0x294 [ 553.109191] ? dump_stack_print_info.cold.2+0x52/0x52 [ 553.114395] ? graph_lock+0x170/0x170 [ 553.118226] should_fail.cold.4+0xa/0x1a [ 553.122303] ? perf_trace_lock+0xd6/0x900 [ 553.126470] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 553.131593] ? zap_class+0x720/0x720 [ 553.135318] ? graph_lock+0x170/0x170 [ 553.139138] ? lock_downgrade+0x8e0/0x8e0 [ 553.143306] ? find_held_lock+0x36/0x1c0 [ 553.147382] ? __lock_is_held+0xb5/0x140 [ 553.151474] ? check_same_owner+0x320/0x320 [ 553.155815] ? rcu_note_context_switch+0x710/0x710 [ 553.160762] __should_failslab+0x124/0x180 [ 553.165020] should_failslab+0x9/0x14 [ 553.168835] kmem_cache_alloc+0x2af/0x760 [ 553.173006] ? kasan_check_write+0x14/0x20 [ 553.177251] ? do_raw_spin_lock+0xc1/0x200 [ 553.181500] __fuse_request_alloc+0x27/0xf0 [ 553.185828] fuse_request_alloc+0x18/0x20 [ 553.189977] fuse_fill_super+0x124e/0x1e20 [ 553.194221] ? fuse_get_root_inode+0x190/0x190 [ 553.198814] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 553.203841] ? kasan_check_read+0x11/0x20 [ 553.207996] ? cap_capable+0x1f9/0x260 [ 553.211897] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 553.217437] ? security_capable+0x99/0xc0 [ 553.221595] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 553.227147] ? ns_capable_common+0x13f/0x170 [ 553.231560] ? get_anon_bdev+0x2f0/0x2f0 [ 553.235624] ? sget+0x113/0x150 [ 553.238911] ? fuse_get_root_inode+0x190/0x190 [ 553.243494] mount_nodev+0x6b/0x110 [ 553.247126] fuse_mount+0x2c/0x40 [ 553.250585] mount_fs+0xae/0x328 [ 553.253957] vfs_kern_mount.part.34+0xd4/0x4d0 [ 553.258543] ? may_umount+0xb0/0xb0 [ 553.262171] ? _raw_read_unlock+0x22/0x30 [ 553.266318] ? __get_fs_type+0x97/0xc0 [ 553.270217] do_mount+0x564/0x3070 [ 553.273771] ? copy_mount_string+0x40/0x40 [ 553.278008] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 553.283027] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 553.287795] ? retint_kernel+0x10/0x10 [ 553.291691] ? copy_mount_options+0x1f0/0x380 [ 553.296190] ? copy_mount_options+0x1fa/0x380 [ 553.300688] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 553.306227] ? copy_mount_options+0x285/0x380 [ 553.310727] ksys_mount+0x12d/0x140 [ 553.314359] __x64_sys_mount+0xbe/0x150 [ 553.318337] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 553.323368] do_syscall_64+0x1b1/0x800 [ 553.327261] ? syscall_return_slowpath+0x5c0/0x5c0 [ 553.332377] ? syscall_return_slowpath+0x30f/0x5c0 [ 553.337415] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 553.342790] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 553.347737] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 553.352925] RIP: 0033:0x455a09 [ 553.356208] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 553.363918] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 553.371191] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 553.378462] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 553.385761] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 553.393032] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:29 executing program 4: r0 = syz_open_dev$evdev(&(0x7f00000000c0)='/dev/input/event#\x00', 0xfffffffffffff8c0, 0x7fd) r1 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x0, 0x0) ioctl$sock_SIOCGSKNS(r1, 0x894c, &(0x7f0000000040)=0x6) write$binfmt_elf32(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="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"], 0x58) 2018/05/24 10:44:29 executing program 2: perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) listen(r0, 0x1) r1 = socket$inet6(0xa, 0x80006, 0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x10000, 0x0) ioctl$TUNSETSNDBUF(r2, 0x400454d4, &(0x7f0000000140)) connect$inet6(r1, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) ioctl$KDSKBMETA(r2, 0x4b63, &(0x7f0000000180)=0x1f) accept4$inet6(r0, &(0x7f0000000080), &(0x7f0000000040)=0xfffffffffffffd85, 0x0) socket$bt_hidp(0x1f, 0x3, 0x6) recvmsg(r1, &(0x7f0000000c80)={0x0, 0x0, &(0x7f0000000ac0), 0x0, &(0x7f0000000b80)=""/194, 0xc2}, 0x0) 2018/05/24 10:44:29 executing program 5: r0 = syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x0, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000180)='/dev/full\x00', 0x2, 0x0) lseek(r1, 0x0, 0x3) ioctl$SNDRV_TIMER_IOCTL_STOP(r1, 0x54a1) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_INFO(r0, 0xc1205531, &(0x7f0000000040)={0x0, 0x5}) 2018/05/24 10:44:29 executing program 7: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000240)={0xa, 0x4e22, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x28) ioctl$int_in(r0, 0x5452, &(0x7f0000000040)=0x12b) listen(r0, 0x7) accept(r0, &(0x7f00000000c0)=@alg, &(0x7f0000000140)=0x80) syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x4, 0x403) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet_icmp(0x2, 0x2, 0x1) r2 = syz_open_dev$midi(&(0x7f0000000180)='/dev/midi#\x00', 0xfffffffffffffffd, 0x8000) ioctl$KDGKBENT(r2, 0x4b46, &(0x7f00000001c0)={0x0, 0xffff, 0x43e}) ioctl(r1, 0x401, &(0x7f0000000280)="28414fd43b26e7b932f5f5529ff9f27ed343eb41e6c035616e5c2d2fc094adc8fd6c4f14af494fb5ab7d7bbbaf7feb365331d45d21b803c53e0ce64ca644747b35737d31ac493432224a3d5a3a24f4b2b1c3b93c7aef783de62fd99f2e924cafd8996f3caa409bd182c5c9cce0793a92376808e8598abdea5ff6d3f1ea1bfa0163ccb9046ea756758c562bac01ac") sendto$inet6(r1, &(0x7f0000000280), 0xfffffffffffffedd, 0x20000004, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c) close(r0) 2018/05/24 10:44:29 executing program 3 (fault-call:6 fault-nth:77): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:29 executing program 0: r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x1000, 0x0) setsockopt$bt_BT_SECURITY(r0, 0x112, 0x4, &(0x7f0000000040)={0x7f, 0x1b1}, 0x2) r1 = syz_open_dev$midi(&(0x7f0000000140)='/dev/midi#\x00', 0x6, 0x200) getsockopt$inet6_dccp_int(r1, 0x21, 0x0, &(0x7f0000000180), &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0xfffffffffffffffd, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) socket(0x4, 0x80805, 0x9) ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'veth0_to_bridge\x00', &(0x7f00000000c0)=@ethtool_link_settings={0x4c}}) 2018/05/24 10:44:29 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280), 0x0) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:29 executing program 1: r0 = creat(&(0x7f0000000700)='./bus\x00', 0x0) ioctl$ASHMEM_PURGE_ALL_CACHES(r0, 0x770a, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0xb1, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x6100) ftruncate(r0, 0x8200) lseek(r0, 0x0, 0x2) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$EVIOCSKEYCODE(r2, 0x40084504, &(0x7f0000000040)=[0x10000, 0x2]) sendfile(r0, r2, &(0x7f0000d83ff8), 0x8000fffffffe) ftruncate(r1, 0x0) 2018/05/24 10:44:29 executing program 5: r0 = perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) capset(&(0x7f00000002c0)={0x19980330}, &(0x7f00009b3000)) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000400)=0x0) capset(&(0x7f0000000040)={0x399f1736, r1}, &(0x7f0000000080)={0x9, 0xd4, 0x9, 0x1, 0x8000, 0x6}) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000140)='/dev/snapshot\x00', 0x100, 0x0) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffff9c, 0x84, 0xd, &(0x7f0000000180)=@assoc_value={0x0, 0x7fff}, &(0x7f00000001c0)=0xfffffffe) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000200)={r3, @in={{0x2, 0x4e22, @multicast1=0xe0000001}}, 0x6a5, 0x6, 0x7, 0x5a, 0x88}, 0x98) seccomp(0x1, 0x0, &(0x7f0000000380)={0x7, &(0x7f0000000340)=[{0xf54, 0x9, 0x1e2283a6}, {0x40, 0x5, 0x46, 0x1}, {0x100000001, 0x5, 0xe26, 0x7}, {0x81, 0x400, 0x0, 0x700}, {0x6, 0x4, 0x8, 0x3}, {0x4, 0x2, 0x3ff, 0x8}, {0x1, 0xedf7, 0x6cd8, 0x7fffffff}]}) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000300)={r2, r0}) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 2018/05/24 10:44:29 executing program 0: r0 = syz_open_dev$sndtimer(&(0x7f0000000200)='/dev/snd/timer\x00', 0x0, 0x0) r1 = dup(r0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f00000003c0)={{0x1, 0x8000, 0x100000000000, 0x2, 0x3}}) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, &(0x7f0000000340)={0xb7, 0x4, 0x5, 0x8, &(0x7f0000000100)=[{}, {}, {}, {}]}) read(r0, &(0x7f0000000080)=""/92, 0x5c) ioctl$SNDRV_TIMER_IOCTL_START(r0, 0x54a0) ioctl(r0, 0x0, &(0x7f0000000040)="941026280af5655fa808da7ceef020baec63f9d5fd703e632062c599") read(r0, &(0x7f0000000240)=""/206, 0xce) 2018/05/24 10:44:29 executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) listen(r0, 0x400000000f0) shutdown(r0, 0x0) listen(r0, 0x0) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x48a01, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000002c0)=@filter={'filter\x00', 0xe, 0x1, 0x218, [0x0, 0x20000080, 0x200000b0, 0x200000e0], 0x0, &(0x7f0000000040), &(0x7f0000000080)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xfffffffffffffffc, 0x1, [{{{0x11, 0x8, 0x8bff, 'nr0\x00', 'veth1\x00', 'dummy0\x00', 'ifb0\x00', @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0x0, 0xff, 0xff, 0x0, 0x0, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0xff, 0xff, 0x0, 0x0, 0xff], 0xf8, 0x158, 0x188, [@ip={'ip\x00', 0x20, {{@dev={0xac, 0x14, 0x14, 0x17}, @broadcast=0xffffffff, 0xff, 0xff, 0x3, 0xe, 0x1a, 0x21, 0x4e24, 0x4e23, 0x4e22, 0x4e20}}}, @statistic={'statistic\x00', 0x18, {{0x0, 0x0, 0x0, 0x7, 0x1, 0x3}}}]}, [@common=@CLASSIFY={'CLASSIFY\x00', 0x8, {{0x8}}}, @common=@CONNSECMARK={'CONNSECMARK\x00', 0x8, {{0x2}}}]}, @common=@AUDIT={'AUDIT\x00', 0x8, {{0x1}}}}]}]}, 0x290) accept4$packet(r1, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000380)=0x14, 0x80000) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000003c0)=0x80, 0x4) 2018/05/24 10:44:29 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280), 0x0) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) [ 553.816365] FAULT_INJECTION: forcing a failure. [ 553.816365] name failslab, interval 1, probability 0, space 0, times 0 [ 553.827990] CPU: 0 PID: 2650 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 553.835193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 553.844555] Call Trace: [ 553.847170] dump_stack+0x1b9/0x294 [ 553.850817] ? dump_stack_print_info.cold.2+0x52/0x52 [ 553.856053] should_fail.cold.4+0xa/0x1a [ 553.860144] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 553.865268] ? save_stack+0x43/0xd0 [ 553.868918] ? kasan_kmalloc+0xc4/0xe0 [ 553.872827] ? kmem_cache_alloc+0x12e/0x760 [ 553.877175] ? fuse_alloc_inode+0x96/0x4f0 [ 553.881423] ? alloc_inode+0x63/0x190 [ 553.885236] ? iget5_locked+0x20e/0x570 [ 553.889232] ? graph_lock+0x170/0x170 [ 553.893052] ? print_usage_bug+0xc0/0xc0 [ 553.897130] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 553.901913] ? do_mount+0x564/0x3070 [ 553.905640] ? ksys_mount+0x12d/0x140 [ 553.909454] ? __x64_sys_mount+0xbe/0x150 [ 553.913625] ? find_held_lock+0x36/0x1c0 [ 553.917715] ? __lock_is_held+0xb5/0x140 [ 553.921822] ? check_same_owner+0x320/0x320 [ 553.926158] ? __mutex_init+0x1ef/0x280 [ 553.930153] ? rcu_note_context_switch+0x710/0x710 [ 553.935104] ? __ia32_sys_membarrier+0x150/0x150 [ 553.939883] __should_failslab+0x124/0x180 [ 553.944148] should_failslab+0x9/0x14 [ 553.947972] kmem_cache_alloc_trace+0x2cb/0x780 [ 553.952663] ? init_wait_entry+0x1b0/0x1b0 [ 553.956925] ? find_held_lock+0x36/0x1c0 [ 553.961029] fuse_alloc_inode+0x3ae/0x4f0 [ 553.965197] ? fuse_dev_alloc+0x4e0/0x4e0 [ 553.969357] ? lock_downgrade+0x8e0/0x8e0 [ 553.973531] ? kasan_check_read+0x11/0x20 [ 553.977693] ? do_raw_spin_unlock+0x9e/0x2e0 [ 553.982119] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 553.986723] ? kasan_check_write+0x14/0x20 [ 553.990972] ? find_inode.isra.19+0xc3/0x1d0 [ 553.995394] ? fuse_dev_alloc+0x4e0/0x4e0 [ 553.999556] alloc_inode+0x63/0x190 [ 554.003202] iget5_locked+0x20e/0x570 [ 554.007017] ? fuse_inode_eq+0x80/0x80 [ 554.010925] ? fuse_init_file_inode+0x70/0x70 [ 554.015439] ? inode_lru_isolate+0x580/0x580 [ 554.019857] ? cgwb_kill+0x630/0x630 [ 554.023588] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.029138] ? print_usage_bug+0xc0/0xc0 [ 554.033221] fuse_iget+0x1cc/0x820 [ 554.036787] ? fuse_change_attributes+0x810/0x810 [ 554.041641] ? _raw_spin_unlock+0x22/0x30 [ 554.045816] fuse_get_root_inode+0x121/0x190 [ 554.050240] ? fuse_iget+0x820/0x820 [ 554.053982] ? _raw_spin_unlock_bh+0x30/0x40 [ 554.058404] ? bdi_set_max_ratio+0x112/0x150 [ 554.062834] fuse_fill_super+0x11e0/0x1e20 [ 554.067096] ? fuse_get_root_inode+0x190/0x190 [ 554.071702] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 554.076740] ? kasan_check_read+0x11/0x20 [ 554.080910] ? cap_capable+0x1f9/0x260 [ 554.084824] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.090377] ? security_capable+0x99/0xc0 [ 554.094547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.100096] ? ns_capable_common+0x13f/0x170 [ 554.104523] ? get_anon_bdev+0x2f0/0x2f0 [ 554.108596] ? sget+0x113/0x150 [ 554.111901] ? fuse_get_root_inode+0x190/0x190 [ 554.116497] mount_nodev+0x6b/0x110 [ 554.120142] fuse_mount+0x2c/0x40 [ 554.123612] mount_fs+0xae/0x328 [ 554.127004] vfs_kern_mount.part.34+0xd4/0x4d0 [ 554.131604] ? may_umount+0xb0/0xb0 [ 554.135242] ? _raw_read_unlock+0x22/0x30 [ 554.139402] ? __get_fs_type+0x97/0xc0 [ 554.143314] do_mount+0x564/0x3070 [ 554.146871] ? interrupt_entry+0xb1/0xf0 [ 554.150956] ? copy_mount_string+0x40/0x40 [ 554.155204] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 554.159987] ? retint_kernel+0x10/0x10 [ 554.163907] ? copy_mount_options+0x1e3/0x380 [ 554.168423] ? write_comp_data+0x6d/0x70 [ 554.172507] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.178057] ? copy_mount_options+0x285/0x380 [ 554.182577] ksys_mount+0x12d/0x140 [ 554.186223] __x64_sys_mount+0xbe/0x150 [ 554.190209] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 554.195250] do_syscall_64+0x1b1/0x800 [ 554.199152] ? finish_task_switch+0x1ca/0x840 [ 554.203666] ? syscall_return_slowpath+0x5c0/0x5c0 [ 554.208614] ? syscall_return_slowpath+0x30f/0x5c0 [ 554.213566] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 554.218954] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 554.223824] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 554.229020] RIP: 0033:0x455a09 [ 554.232218] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 554.239943] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 554.247221] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 554.254500] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 554.261780] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 554.269061] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:30 executing program 5: r0 = socket$inet6_sctp(0xa, 0xfffffffffffffffe, 0x84) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000100)={0x0, 0xffffffffffffffff}, 0x10) 2018/05/24 10:44:30 executing program 3 (fault-call:6 fault-nth:78): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:30 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_int(r0, 0x0, 0x18, &(0x7f0000000080)=0xffffffffffffffff, 0x4) bind$inet(r0, &(0x7f0000000000)={0x2}, 0x10) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x1, 0x0) ioctl$TIOCLINUX5(r1, 0x541c, &(0x7f00000000c0)={0x5, 0x6, 0x1, 0x3, 0x522f}) [ 554.625585] FAULT_INJECTION: forcing a failure. [ 554.625585] name failslab, interval 1, probability 0, space 0, times 0 [ 554.636889] CPU: 1 PID: 2673 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 554.644092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 554.653457] Call Trace: [ 554.656069] dump_stack+0x1b9/0x294 [ 554.659722] ? dump_stack_print_info.cold.2+0x52/0x52 [ 554.664928] ? __lock_acquire+0x7f5/0x5140 [ 554.669217] should_fail.cold.4+0xa/0x1a [ 554.673320] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 554.678445] ? debug_check_no_locks_freed+0x310/0x310 [ 554.683650] ? kasan_check_write+0x14/0x20 [ 554.687895] ? graph_lock+0x170/0x170 [ 554.691699] ? find_held_lock+0x36/0x1c0 [ 554.695768] ? find_held_lock+0x36/0x1c0 [ 554.699840] ? __lock_is_held+0xb5/0x140 [ 554.703913] ? si_init_smc_table+0x1610/0x6b60 [ 554.708523] ? check_same_owner+0x320/0x320 [ 554.712857] ? graph_lock+0x170/0x170 [ 554.716671] ? rcu_note_context_switch+0x710/0x710 [ 554.721615] __should_failslab+0x124/0x180 [ 554.725863] should_failslab+0x9/0x14 [ 554.729680] kmem_cache_alloc+0x2af/0x760 [ 554.733839] ? find_held_lock+0x36/0x1c0 [ 554.737916] fuse_alloc_inode+0x96/0x4f0 [ 554.741990] ? fuse_dev_alloc+0x4e0/0x4e0 [ 554.746145] ? lock_downgrade+0x8e0/0x8e0 [ 554.750307] ? kasan_check_read+0x11/0x20 [ 554.754465] ? do_raw_spin_unlock+0x9e/0x2e0 [ 554.758879] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 554.763478] ? kasan_check_write+0x14/0x20 [ 554.767720] ? find_inode.isra.19+0xc3/0x1d0 [ 554.772132] ? fuse_dev_alloc+0x4e0/0x4e0 [ 554.776288] alloc_inode+0x63/0x190 [ 554.779926] iget5_locked+0x20e/0x570 [ 554.783727] ? fuse_inode_eq+0x80/0x80 [ 554.787624] ? fuse_init_file_inode+0x70/0x70 [ 554.792132] ? inode_lru_isolate+0x580/0x580 [ 554.796544] ? cgwb_kill+0x630/0x630 [ 554.800263] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.805806] ? print_usage_bug+0xc0/0xc0 [ 554.809875] fuse_iget+0x1cc/0x820 [ 554.813434] ? fuse_change_attributes+0x810/0x810 [ 554.818284] ? _raw_spin_unlock+0x22/0x30 [ 554.822445] fuse_get_root_inode+0x121/0x190 [ 554.826857] ? fuse_iget+0x820/0x820 [ 554.830583] ? _raw_spin_unlock_bh+0x30/0x40 [ 554.834996] ? bdi_set_max_ratio+0x112/0x150 [ 554.839410] fuse_fill_super+0x11e0/0x1e20 [ 554.843658] ? fuse_get_root_inode+0x190/0x190 [ 554.848250] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 554.853274] ? kasan_check_read+0x11/0x20 [ 554.857433] ? cap_capable+0x1f9/0x260 [ 554.861338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.866883] ? security_capable+0x99/0xc0 [ 554.871044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.876592] ? ns_capable_common+0x13f/0x170 [ 554.881015] ? get_anon_bdev+0x2f0/0x2f0 [ 554.885088] ? sget+0x113/0x150 [ 554.888378] ? fuse_get_root_inode+0x190/0x190 [ 554.892968] mount_nodev+0x6b/0x110 [ 554.896606] fuse_mount+0x2c/0x40 [ 554.900075] mount_fs+0xae/0x328 [ 554.903458] vfs_kern_mount.part.34+0xd4/0x4d0 [ 554.908048] ? may_umount+0xb0/0xb0 [ 554.911679] ? _raw_read_unlock+0x22/0x30 [ 554.915827] ? __get_fs_type+0x97/0xc0 [ 554.919725] do_mount+0x564/0x3070 [ 554.923278] ? copy_mount_string+0x40/0x40 [ 554.927515] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 554.932277] ? retint_kernel+0x10/0x10 [ 554.936176] ? copy_mount_options+0x1f0/0x380 [ 554.940678] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 554.945526] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 554.951065] ? copy_mount_options+0x285/0x380 [ 554.955567] ksys_mount+0x12d/0x140 [ 554.959198] __x64_sys_mount+0xbe/0x150 [ 554.963174] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 554.968196] do_syscall_64+0x1b1/0x800 [ 554.972085] ? finish_task_switch+0x1ca/0x840 [ 554.976586] ? syscall_return_slowpath+0x5c0/0x5c0 [ 554.981520] ? syscall_return_slowpath+0x30f/0x5c0 [ 554.986456] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 554.991829] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 554.996682] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 555.001873] RIP: 0033:0x455a09 [ 555.005059] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 555.012771] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 555.020041] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 2018/05/24 10:44:30 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280), 0x0) write$evdev(r0, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:30 executing program 2: r0 = getuid() quotactl(0x438, &(0x7f00000000c0)='./file0\x00', r0, &(0x7f0000000100)="abe8b28f82e1c6b39362cb909f6847045da878e73b368598f776c8bbd4e91f40e552f77ceb96ae1d229c913337913edb36e6ed004f6eb6784b7d3377b9eac2291a5097c8c5089735880ff03658771f136ac4eb758620") syz_emit_ethernet(0x66, &(0x7f0000000040)={@link_local={0x1, 0x80, 0xc2}, @random="b42d87402e52", [], {@ipv6={0x86dd, {0x0, 0x6, "06f526", 0x30, 0x3a, 0xc0ffffff, @remote={0xfe, 0x80, [], 0xffffffffffffffff}, @mcast2={0xff, 0x2, [], 0x1}, {[], @icmpv6=@pkt_toobig={0xffffff87, 0x0, 0x0, 0x0, {0x0, 0x6, "0a07ec", 0x0, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], 0xffffffffffffffff}, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0xff, 0xff], @dev={0xac, 0x14}}}}}}}}}, &(0x7f00000016c0)) chdir(&(0x7f0000000000)='./file0\x00') 2018/05/24 10:44:30 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'aead\x00', 0x0, 0x0, 'rfc7539esp(ctr(serpent),md5-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000001c0)="d179f20600000000001c14b1048c5b1bd2e7fcd330451c64b8614fcff9671a5cf54ab025", 0x24) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000001480)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) write$binfmt_script(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="31272e51009497a6e89bfde5dfcc62992d0c55f4ac14ca512d78b4e9628ba4d556a899898e937719d43ac88ab7df39b8b13406d8f552351f3c9af825a2234e467db31ab515f7371a2900001ad5aecb00000000000000000000000000000000200000000000000000000084216656e1b695c9363e8904c3ac6d08bae85d33268c245dfa63cc161dec66916352c861a5814b756117ebf58c2737c5fa2123c540293e1ddf2d7ff8a345127e8607b1bb7d71dce1e5fe4cc244de353fa50fea2b49e6e63655a72191b041a8b037d09a2705be1b59fa22579d3578e4eace1e3b0f"], 0xb) recvmsg(r1, &(0x7f0000001440)={&(0x7f0000000280)=@sco, 0x80, &(0x7f0000001840)=[{&(0x7f00000003c0)=""/4096, 0x1000}], 0x1, &(0x7f0000001400)=""/6, 0x6}, 0x0) 2018/05/24 10:44:30 executing program 1: r0 = socket(0xa, 0x1, 0x0) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr}}}}, 0x108) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000140)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x88) setsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f0000000340)=0x81, 0x1) setsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f0000000380)="a3da6718991d5f4f4e234c4d393a780f6fb17029bcb76e382cae2b2f501b15330d85227f7d85d9d0fa63b27a783798e178b61b7a428a012c6e9ed2b1204ed9bc3159035cc92ce76f97b8637d719c354479e7386a655f9c457d2ecd020ecbf43511f253733384e21ff57d451802c53731f413a2a6b3d576002a1baaeeabfbfcfba26f1ac59cc44a8640572124440d37bdc4c371588a6bf7a82e86c348f0f9936be948aa1f3929f44e8fb55813f677860adaba0cbec8667da43ffd63a82e39b2293e9df8e561dfb6444d594e991a79869569af7c00fe463d2a387ab5f94860f3", 0xdf) setsockopt$inet6_group_source_req(r0, 0x29, 0x2e, &(0x7f0000000000)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa}}}, 0x108) 2018/05/24 10:44:30 executing program 4: r0 = socket(0x10, 0x2, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000180)='net/arp\x00') sendfile(r0, r1, &(0x7f0000000000)=0xb, 0x80000002) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/05/24 10:44:30 executing program 3 (fault-call:6 fault-nth:79): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:30 executing program 0: rt_sigaction(0x3e, &(0x7f0000e0efe0)={0x5}, &(0x7f0000c4c000), 0x8, &(0x7f0000616000)) r0 = syz_open_procfs(0x0, &(0x7f0000256ff8)='status\x00') r1 = socket(0xa, 0x1, 0x0) ioctl(r1, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") ioctl$KVM_DEASSIGN_PCI_DEVICE(r0, 0x4040ae72, &(0x7f0000000080)={0x7ff, 0x8, 0x401, 0x1, 0x6}) ioctl$BLKRRPART(r0, 0x125f, 0x0) r2 = gettid() rt_sigprocmask(0x0, &(0x7f0000608ff8)={0xfffffffffffffffe}, 0x0, 0x8) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000040)={0x8, 0x0, 0x400, 0x8, 0x2}, 0xc) tkill(r2, 0x4000000000012) r3 = epoll_create1(0x0) epoll_pwait(r3, &(0x7f00008c9fc4)=[{}], 0x1, 0xfffffffffffffff7, &(0x7f00009d2000), 0x8) getpid() sendfile(r0, r0, &(0x7f0000000000)=0x7ffff, 0x20000000000000a) 2018/05/24 10:44:30 executing program 7: ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(0xffffffffffffffff, 0xc1105517, &(0x7f0000001000)={{0x0, 0x0, 0x0, 0x0, "1fa81bdfc5693eaacc403eec0ebb14069da82c46b9813b79f8bb872e8122474e9e1e68d7ddad316b235a8651"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "e7ad6a30f1efb3a8f2f1256dcb0c09c578524021857b879d300ee8a096c658540ed7e3898814aeaed1611e720d68c8376f030d52f18f76e5366434ffa74d3c2d", &(0x7f0000006000)='self],&[-\x00', 0xa, [], [0x4, 0x0, 0x0, 0x2]}) r0 = syz_open_dev$sndctrl(&(0x7f000000a000)='/dev/snd/controlC#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000001000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8ce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000005000), 0x2}, 0xc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0xc1105517, &(0x7f0000001000)=""/250) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x80000, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r1, 0xc0505510, &(0x7f0000000080)={0x6, 0x0, 0xfffffffffffffff9, 0x0, &(0x7f0000000040)}) [ 555.027309] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 555.034579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 555.041846] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:31 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-camellia-aesni-avx2\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r1 = accept$alg(r0, 0x0, 0x0) bind(r1, &(0x7f0000000280)=@in={0x2, 0x4e21, @loopback=0x7f000001}, 0x80) sendmmsg$alg(r1, &(0x7f0000001940)=[{0x0, 0x0, &(0x7f00000012c0), 0x0, &(0x7f0000001300)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) sendto$unix(r1, &(0x7f0000000140)="71a8758783ef8c6520845160c5a6e0e36557efff289915659494f66f66b06f4f679fd04b6222971beea174cf3671d694670f1b4bacc3cbda01cd49b01176cbf84c5c15338786089beeed55eaa392b4", 0x4f, 0x0, &(0x7f0000000200)=@abs, 0x6e) recvmsg(r1, &(0x7f0000001200)={&(0x7f0000000000)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f00000011c0)=[{&(0x7f00000000c0)=""/78, 0x4e}], 0x1}, 0x0) 2018/05/24 10:44:31 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) syz_open_dev$binder(&(0x7f0000000000)='/dev/binder#\x00', 0x0, 0x800) socket(0x9, 0x6, 0x3) bind$alg(r0, &(0x7f0000000700)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(rfc4106(gcm_base(ctr(aes-aesni),ghash-generic)))\x00'}, 0xffffffffffffff46) getsockopt$IP_VS_SO_GET_SERVICE(r0, 0x0, 0x483, &(0x7f0000000440), &(0x7f00000004c0)=0x68) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x2) ioctl$KVM_GET_LAPIC(r0, 0x8400ae8e, &(0x7f0000000040)={"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"}) 2018/05/24 10:44:31 executing program 4: r0 = creat(&(0x7f0000000700)='./bus\x00', 0x0) ftruncate(r0, 0x8200) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800002, 0x11, r1, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000002440)=[{{&(0x7f0000002180)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x80, &(0x7f0000002300), 0x0, &(0x7f0000002340)}}], 0x1, 0x0) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000000)=ANY=[@ANYBLOB="0000000000000000f9ffffffffffffff00000000000000000000000000000000c3cf8b02fcb5ada7b0c1eb4a6f8744a0d449df59639a1cf4f483ffd9c2d247a7cc46ee893ead815d8f17906a922723106af4129881ca0fcb7cdc80777701cb1955bc3dfa43eed2938fbd3e435154127da9e8c562295ff510cbdca1efc69944d214ac0f69da683347d167bb6c6ad68b3b2764de03647cde36153f895b4271d443083a7c5d94218aedd2f3c95af526e28ce18737d13c6c2a0000000000000000000000"]) 2018/05/24 10:44:31 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f00004bb000)={0xa, 0x2}, 0x1c) listen(r0, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ppp\x00', 0x2402, 0x0) ioctl$SG_GET_SCSI_ID(r2, 0x2276, &(0x7f0000000100)) r3 = accept4(0xffffffffffffffff, &(0x7f0000001040)=@in6={0x0, 0x0, 0x0, @remote}, &(0x7f00000010c0)=0x80, 0x0) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f00009d8000), 0x4) r4 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0x400000) ioctl$EVIOCSKEYCODE_V2(r4, 0x40284504, &(0x7f0000000080)={0x5, 0x16, 0x32f, 0xffffffffffff7fff, "38bd7b4c910278a438a825785b86913872c0d91c2f572f00fd2acced4d9e7447"}) sendto$inet6(r0, &(0x7f0000eb9fff), 0xfffffd65, 0x20000004, &(0x7f000031e000)={0xa, 0x2}, 0x1c) ioctl$KVM_SET_DEVICE_ATTR(r4, 0x4018aee1, &(0x7f0000000180)={0x0, 0xff, 0xc7a, &(0x7f0000000140)=0x9}) shutdown(r0, 0x1) ioctl$PPPIOCSFLAGS(r3, 0x40047459, &(0x7f0000000000)=0xc00) [ 555.277258] FAULT_INJECTION: forcing a failure. [ 555.277258] name failslab, interval 1, probability 0, space 0, times 0 [ 555.288744] CPU: 1 PID: 2704 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 555.295949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 555.305325] Call Trace: [ 555.307939] dump_stack+0x1b9/0x294 [ 555.311593] ? dump_stack_print_info.cold.2+0x52/0x52 [ 555.316831] ? __lock_acquire+0x7f5/0x5140 [ 555.321105] should_fail.cold.4+0xa/0x1a [ 555.325199] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 555.330345] ? debug_check_no_locks_freed+0x310/0x310 [ 555.335573] ? kasan_check_write+0x14/0x20 [ 555.339836] ? graph_lock+0x170/0x170 [ 555.343675] ? find_held_lock+0x36/0x1c0 [ 555.347769] ? find_held_lock+0x36/0x1c0 [ 555.351861] ? __lock_is_held+0xb5/0x140 [ 555.355965] ? check_same_owner+0x320/0x320 [ 555.360313] ? graph_lock+0x170/0x170 [ 555.364137] ? rcu_note_context_switch+0x710/0x710 [ 555.369095] __should_failslab+0x124/0x180 [ 555.373357] should_failslab+0x9/0x14 [ 555.377176] kmem_cache_alloc+0x2af/0x760 [ 555.381347] ? find_held_lock+0x36/0x1c0 [ 555.385436] fuse_alloc_inode+0x96/0x4f0 [ 555.389508] ? fuse_dev_alloc+0x4e0/0x4e0 [ 555.393653] ? lock_downgrade+0x8e0/0x8e0 [ 555.397807] ? kasan_check_read+0x11/0x20 [ 555.401960] ? do_raw_spin_unlock+0x9e/0x2e0 [ 555.406370] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 555.410949] ? kasan_check_write+0x14/0x20 [ 555.415177] ? find_inode.isra.19+0xc3/0x1d0 [ 555.419575] ? fuse_dev_alloc+0x4e0/0x4e0 [ 555.423717] alloc_inode+0x63/0x190 [ 555.427333] iget5_locked+0x20e/0x570 [ 555.431120] ? fuse_inode_eq+0x80/0x80 [ 555.435011] ? fuse_init_file_inode+0x70/0x70 [ 555.439519] ? inode_lru_isolate+0x580/0x580 [ 555.443913] ? cgwb_kill+0x630/0x630 [ 555.447621] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 555.453150] ? print_usage_bug+0xc0/0xc0 [ 555.457198] fuse_iget+0x1cc/0x820 [ 555.460728] ? fuse_change_attributes+0x810/0x810 [ 555.465560] ? _raw_spin_unlock+0x22/0x30 [ 555.469704] fuse_get_root_inode+0x121/0x190 [ 555.474103] ? fuse_iget+0x820/0x820 [ 555.477810] ? _raw_spin_unlock_bh+0x30/0x40 [ 555.482207] ? bdi_set_max_ratio+0x112/0x150 [ 555.486607] fuse_fill_super+0x11e0/0x1e20 [ 555.490854] ? fuse_get_root_inode+0x190/0x190 [ 555.495450] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 555.500458] ? kasan_check_read+0x11/0x20 [ 555.504608] ? cap_capable+0x1f9/0x260 [ 555.508489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 555.514013] ? security_capable+0x99/0xc0 [ 555.518151] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 555.523681] ? ns_capable_common+0x13f/0x170 [ 555.528078] ? get_anon_bdev+0x2f0/0x2f0 [ 555.532126] ? sget+0x113/0x150 [ 555.535398] ? fuse_get_root_inode+0x190/0x190 [ 555.539980] mount_nodev+0x6b/0x110 [ 555.543596] fuse_mount+0x2c/0x40 [ 555.547041] mount_fs+0xae/0x328 [ 555.550395] vfs_kern_mount.part.34+0xd4/0x4d0 [ 555.554966] ? may_umount+0xb0/0xb0 [ 555.558579] ? _raw_read_unlock+0x22/0x30 [ 555.562711] ? __get_fs_type+0x97/0xc0 [ 555.566589] do_mount+0x564/0x3070 [ 555.570120] ? copy_mount_string+0x40/0x40 [ 555.574347] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 555.579092] ? retint_kernel+0x10/0x10 [ 555.582971] ? copy_mount_options+0x1e3/0x380 [ 555.587455] ? __sanitizer_cov_trace_pc+0xa/0x50 [ 555.592202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 555.597731] ? copy_mount_options+0x285/0x380 [ 555.602216] ksys_mount+0x12d/0x140 [ 555.605831] __x64_sys_mount+0xbe/0x150 [ 555.609790] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 555.614797] do_syscall_64+0x1b1/0x800 [ 555.618675] ? syscall_return_slowpath+0x5c0/0x5c0 [ 555.623593] ? syscall_return_slowpath+0x30f/0x5c0 [ 555.628522] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 555.633879] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 555.638715] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 555.643898] RIP: 0033:0x455a09 [ 555.647071] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 555.654766] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 555.662022] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 555.669279] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 2018/05/24 10:44:31 executing program 7: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x404200, 0x0) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000040)=@req3={0x8001, 0x3, 0x400, 0x5, 0x9, 0x0, 0x1ff}, 0x1c) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f0000012000/0x18000)=nil, &(0x7f0000000280)=[@text32={0x20, &(0x7f00000002c0)="0fa2f30f01c9c4e17877c744240000000000c74424020b000000c7442406000000000f011424b8010000000f01c1673e0f01cb3e36f3a7eaa44a5daae60066baf80cb81db14e81ef66bafc0cecc4e221dcb300c0ffff", 0x56}], 0x1, 0x5b, &(0x7f00000001c0), 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 2018/05/24 10:44:31 executing program 6: r0 = syz_open_dev$evdev(&(0x7f0000dfdfee)='/dev/input/event#\x00', 0x0, 0x2) readv(r0, &(0x7f0000000280)=[{&(0x7f0000000180)=""/224, 0xe0}], 0x1) write$evdev(0xffffffffffffffff, &(0x7f000004d000)=[{{}, 0x0, 0x1}, {{0x2}}], 0x30) 2018/05/24 10:44:31 executing program 0: r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x6, 0x1) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00000000c0)={0x3, &(0x7f0000000040)=[{0xa7, 0x5, 0x100000000, 0x9}, {0x79, 0x80000001, 0x5, 0x3272}, {0x9, 0x800, 0x80000000, 0x80}]}, 0x10) r1 = socket$inet6(0xa, 0x1200000000000006, 0xffff) ioctl$SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE(r0, 0x80045530, &(0x7f0000000100)=""/109) bind$inet6(r1, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f0000000080)=0x7ff, 0x4) syz_emit_ethernet(0x437, &(0x7f0000000700)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@ipv6={0x86dd, {0x0, 0x6, "c22df7", 0x401, 0x11, 0x0, @dev={0xfe, 0x80}, @local={0xfe, 0x80, [], 0xaa}, {[], @dccp={{0x0, 0x4e20, 0x4, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, "0087ae", 0x0, "ca8345"}, "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"}}}}}}, &(0x7f0000001780)={0x0, 0x4}) [ 555.676537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 555.683802] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 2018/05/24 10:44:31 executing program 3 (fault-call:6 fault-nth:80): perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000c4e000)='./file0\x00', 0x0) r0 = open(&(0x7f0000032ff8)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000033ff8)='./file0\x00', 0x0) mount(&(0x7f0000432ff2)='./file0/file0\x00', &(0x7f00003c9000)='./file0\x00', &(0x7f000010bff7)='configfs\x00', 0x1001, &(0x7f0000a06000)) unlinkat(r0, &(0x7f000057d000)='./file0\x00', 0x200) syz_fuse_mount(&(0x7f0000000000)='./file0\x00', 0xc000, 0x0, 0x0, 0x0, 0x0) 2018/05/24 10:44:31 executing program 1: unshare(0x40000000) r0 = socket(0x11, 0x100000803, 0x0) r1 = syz_open_dev$tun(&(0x7f00000000c0)='/dev/net/tun\x00', 0x0, 0x20000000002) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000140)={0x140, r2, 0x100, 0x70bd2b, 0x25dfdbfb, {0x4}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x5}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}]}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'rr\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'nq\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}]}, @IPVS_CMD_ATTR_SERVICE={0x64, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x1, 0x20}}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x11}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@local={0xac, 0x14, 0x14, 0xaa}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@loopback={0x0, 0x1}}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sh\x00'}]}, @IPVS_CMD_ATTR_DAEMON={0x70, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x5}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xfff}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x4}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x10001}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bcsf0\x00'}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'veth0_to_bond\x00'}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x8}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'veth0_to_bridge\x00'}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x1f}]}, 0x140}, 0x1, 0x0, 0x0, 0x4000}, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x5001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) write$tun(r1, &(0x7f00000004c0)={@void, @val, @ipv6={0x0, 0x6, "af04ca", 0x108, 0x4, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, @mcast2={0xff, 0x2, [], 0x1}, {[], @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x6558}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}, 0xfdef) r3 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000300)='/dev/mixer\x00', 0x20000, 0x0) ioctl$VHOST_SET_VRING_ENDIAN(r3, 0x4008af13, &(0x7f0000000340)={0x3, 0x1ff}) 2018/05/24 10:44:31 executing program 4: r0 = socket(0x2, 0x1, 0x0) ioctl(r0, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") sendmsg$unix(r0, &(0x7f0000000200)={&(0x7f0000000000)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f00000001c0)=[{&(0x7f0000000080)="dfc6c7d6a43e19df65999cc8b54126a0606d6a015aeb1f9be1212d2d55e92ff6a698", 0x22}, {&(0x7f00000003c0)="f374f70ddbe7bb560080000029c15d4f6e2111f36b11c187cf75562f4f470e0613fc810454be06000000e3f7683926f5099d287427d9584026944a7b17041f000000", 0x42}, {&(0x7f0000000140)="73bc2225f46a62dae4520400000000000000cbaeb218d205873f729296d0af8943e139b627efdfcc51b5d0c0054a075435523c27a6d917f0814587919a474fab51d68159a0b870c0c59a3b0f2d9c8278b2c59901", 0x54}], 0x3, 0x0, 0x0, 0x8000}, 0x20000001) r1 = syz_open_procfs(0x0, &(0x7f0000002500)='net/protocols\x00') ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r1, 0x40505330, &(0x7f0000000340)={{0xb118a75, 0xff}, {0x3, 0x9}, 0x80, 0x4, 0x100}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f00000000c0)='eql\x00', 0x10) readv(r1, &(0x7f0000002480)=[{&(0x7f0000000280)=""/188, 0xbc}, {&(0x7f0000001400)=""/4096, 0x1000}], 0x2) 2018/05/24 10:44:31 executing program 5: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000000)={0x2, 0x3, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, [@sadb_sa={0x2, 0x1}]}, 0x20}, 0x1}, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x84000, 0x0) ioctl$EVIOCGABS20(r1, 0x80184560, &(0x7f0000000080)=""/131) 2018/05/24 10:44:31 executing program 2: ioctl(0xffffffffffffffff, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") socket(0x4, 0x0, 0x7) open(&(0x7f0000000040)='..', 0x0, 0x0) ioctl$KVM_GET_SREGS(0xffffffffffffffff, 0x8138ae83, &(0x7f0000000080)) 2018/05/24 10:44:31 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f0000ef8cfd)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000140)={0x0}, &(0x7f0000000180)=0xc) r2 = getpgrp(0x0) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rfkill\x00', 0x40000, 0x0) kcmp$KCMP_EPOLL_TFD(r1, r2, 0x7, r0, &(0x7f0000000200)={r3, r0, 0xde53}) flock(r0, 0x2) r4 = socket(0xa, 0x1, 0x0) ioctl(r4, 0x8912, &(0x7f0000000240)="c626262c8523bf012cf66f") listen(r0, 0xffffffffffffff7f) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000000)=0x5, 0x4) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) accept(r0, &(0x7f00000000c0)=@can, &(0x7f0000000080)=0xffffffffffffffc8) ioctl$BLKPBSZGET(r5, 0x127b, &(0x7f0000000040)) close(r0) sendto$inet6(r5, &(0x7f0000e33fe0)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 555.905685] IPVS: ftp: loaded support on port[0] = 21 [ 555.957596] FAULT_INJECTION: forcing a failure. [ 555.957596] name failslab, interval 1, probability 0, space 0, times 0 [ 555.968957] CPU: 1 PID: 2738 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 555.976153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 555.985517] Call Trace: [ 555.988128] dump_stack+0x1b9/0x294 [ 555.991782] ? dump_stack_print_info.cold.2+0x52/0x52 [ 555.996993] ? unwind_get_return_address+0x61/0xa0 [ 556.001945] should_fail.cold.4+0xa/0x1a [ 556.006018] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 556.011134] ? save_stack+0xa9/0xd0 [ 556.014778] ? save_stack+0x43/0xd0 [ 556.018420] ? kasan_kmalloc+0xc4/0xe0 [ 556.022325] ? kasan_slab_alloc+0x12/0x20 [ 556.026485] ? graph_lock+0x170/0x170 [ 556.030290] ? mount_nodev+0x6b/0x110 [ 556.034093] ? fuse_mount+0x2c/0x40 [ 556.037721] ? mount_fs+0xae/0x328 [ 556.041266] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 556.046021] ? do_mount+0x564/0x3070 [ 556.049736] ? ksys_mount+0x12d/0x140 [ 556.053543] ? find_held_lock+0x36/0x1c0 [ 556.057612] ? __lock_is_held+0xb5/0x140 [ 556.061695] ? check_same_owner+0x320/0x320 [ 556.066025] ? rcu_note_context_switch+0x710/0x710 [ 556.070965] __should_failslab+0x124/0x180 [ 556.075209] should_failslab+0x9/0x14 [ 556.079019] kmem_cache_alloc_trace+0x2cb/0x780 [ 556.083703] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 556.088725] ? __lockdep_init_map+0x105/0x590 [ 556.093248] fuse_dentry_init+0x45/0xa0 [ 556.097228] ? fuse_create+0x30/0x30 [ 556.100951] __d_alloc+0x6f8/0xd30 [ 556.104505] ? shrink_dcache_for_umount+0x290/0x290 [ 556.109532] ? fuse_change_attributes+0x810/0x810 [ 556.114390] ? fuse_get_root_inode+0x121/0x190 [ 556.118977] ? fuse_iget+0x820/0x820 [ 556.122705] d_make_root+0x42/0x90 [ 556.126253] fuse_fill_super+0x120e/0x1e20 [ 556.130499] ? fuse_get_root_inode+0x190/0x190 [ 556.135087] ? __alloc_pages_slowpath+0x2db0/0x2db0 [ 556.140110] ? kasan_check_read+0x11/0x20 [ 556.144266] ? cap_capable+0x1f9/0x260 [ 556.148168] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 556.153710] ? security_capable+0x99/0xc0 [ 556.157870] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 556.163407] ? ns_capable_common+0x13f/0x170 [ 556.167821] ? get_anon_bdev+0x2f0/0x2f0 [ 556.171887] ? sget+0x113/0x150 [ 556.175173] ? fuse_get_root_inode+0x190/0x190 [ 556.179758] mount_nodev+0x6b/0x110 [ 556.183391] fuse_mount+0x2c/0x40 [ 556.186849] mount_fs+0xae/0x328 [ 556.190228] vfs_kern_mount.part.34+0xd4/0x4d0 [ 556.194817] ? may_umount+0xb0/0xb0 [ 556.198450] ? _raw_read_unlock+0x22/0x30 [ 556.202610] ? __get_fs_type+0x97/0xc0 [ 556.206509] do_mount+0x564/0x3070 [ 556.210053] ? do_raw_spin_unlock+0x9e/0x2e0 [ 556.214470] ? copy_mount_string+0x40/0x40 [ 556.218707] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 556.223732] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 556.228502] ? retint_kernel+0x10/0x10 [ 556.232405] ? copy_mount_options+0x1f0/0x380 [ 556.236902] ? copy_mount_options+0x202/0x380 [ 556.241402] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 556.246940] ? copy_mount_options+0x285/0x380 [ 556.251444] ksys_mount+0x12d/0x140 [ 556.255079] __x64_sys_mount+0xbe/0x150 [ 556.259056] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 556.264082] do_syscall_64+0x1b1/0x800 [ 556.267975] ? syscall_return_slowpath+0x5c0/0x5c0 [ 556.272908] ? syscall_return_slowpath+0x30f/0x5c0 [ 556.277845] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 556.283221] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 556.288074] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 556.293266] RIP: 0033:0x455a09 [ 556.296452] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 556.304162] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 556.311429] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 556.318695] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 556.327020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 556.334288] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 556.346162] ================================================================== [ 556.353569] BUG: KASAN: use-after-free in __lock_acquire+0x3888/0x5140 [ 556.360228] Read of size 8 at addr ffff88017df4c308 by task syz-executor3/2738 [ 556.367573] [ 556.369202] CPU: 0 PID: 2738 Comm: syz-executor3 Not tainted 4.17.0-rc6+ #64 [ 556.376381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 556.385732] Call Trace: [ 556.388324] dump_stack+0x1b9/0x294 [ 556.391951] ? dump_stack_print_info.cold.2+0x52/0x52 [ 556.397136] ? printk+0x9e/0xba [ 556.400414] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 556.405172] ? kasan_check_write+0x14/0x20 [ 556.409408] print_address_description+0x6c/0x20b [ 556.414247] ? __lock_acquire+0x3888/0x5140 [ 556.418567] kasan_report.cold.7+0x242/0x2fe [ 556.422980] __asan_report_load8_noabort+0x14/0x20 [ 556.427907] __lock_acquire+0x3888/0x5140 [ 556.432053] ? lock_downgrade+0x8e0/0x8e0 [ 556.436199] ? rcu_is_watching+0x85/0x140 [ 556.440344] ? debug_check_no_locks_freed+0x310/0x310 [ 556.445534] ? is_bpf_text_address+0xd7/0x170 [ 556.450026] ? kernel_text_address+0x79/0xf0 [ 556.454431] ? __unwind_start+0x166/0x330 [ 556.458578] ? __kernel_text_address+0xd/0x40 [ 556.463070] ? unwind_get_return_address+0x61/0xa0 [ 556.467995] ? __save_stack_trace+0x7e/0xd0 [ 556.472325] ? save_stack+0xa9/0xd0 [ 556.475956] ? save_stack+0x43/0xd0 [ 556.479587] ? __kasan_slab_free+0x11a/0x170 [ 556.483998] ? kasan_slab_free+0xe/0x10 [ 556.487968] ? kfree+0xd9/0x260 [ 556.491244] ? unregister_shrinker+0x216/0x3a0 [ 556.495829] ? deactivate_locked_super+0x70/0x100 [ 556.500673] ? mount_nodev+0xfa/0x110 [ 556.504477] ? fuse_mount+0x2c/0x40 [ 556.508103] ? mount_fs+0xae/0x328 [ 556.511641] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 556.516394] ? do_mount+0x564/0x3070 [ 556.520109] ? ksys_mount+0x12d/0x140 [ 556.523906] ? graph_lock+0x170/0x170 [ 556.527710] ? kasan_check_read+0x11/0x20 [ 556.531857] ? do_raw_spin_unlock+0x9e/0x2e0 [ 556.536264] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 556.540842] ? print_usage_bug+0xc0/0xc0 [ 556.544901] ? kasan_check_write+0x14/0x20 [ 556.549135] ? do_raw_spin_lock+0xc1/0x200 [ 556.553364] lock_acquire+0x1dc/0x520 [ 556.557163] ? fuse_kill_sb_anon+0x50/0xb0 [ 556.561400] ? lock_release+0xa10/0xa10 [ 556.565376] ? check_same_owner+0x320/0x320 [ 556.569702] ? quarantine_put+0xeb/0x190 [ 556.573762] ? rcu_note_context_switch+0x710/0x710 [ 556.578691] ? __might_sleep+0x95/0x190 [ 556.582668] down_write+0x87/0x120 [ 556.586209] ? fuse_kill_sb_anon+0x50/0xb0 [ 556.590441] ? down_read+0x1b0/0x1b0 [ 556.594152] ? perf_trace_mm_vmscan_writepage+0x750/0x750 [ 556.599694] fuse_kill_sb_anon+0x50/0xb0 [ 556.603757] deactivate_locked_super+0x97/0x100 [ 556.608420] ? fuse_get_root_inode+0x190/0x190 [ 556.612998] mount_nodev+0xfa/0x110 [ 556.616622] fuse_mount+0x2c/0x40 [ 556.620072] mount_fs+0xae/0x328 [ 556.623435] vfs_kern_mount.part.34+0xd4/0x4d0 [ 556.628011] ? may_umount+0xb0/0xb0 [ 556.631635] ? _raw_read_unlock+0x22/0x30 [ 556.635779] ? __get_fs_type+0x97/0xc0 [ 556.639663] do_mount+0x564/0x3070 [ 556.643205] ? do_raw_spin_unlock+0x9e/0x2e0 [ 556.647610] ? copy_mount_string+0x40/0x40 [ 556.651839] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 556.656854] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 556.661609] ? retint_kernel+0x10/0x10 [ 556.665496] ? copy_mount_options+0x1f0/0x380 [ 556.670000] ? copy_mount_options+0x202/0x380 [ 556.674521] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 556.680056] ? copy_mount_options+0x285/0x380 [ 556.684550] ksys_mount+0x12d/0x140 [ 556.688174] __x64_sys_mount+0xbe/0x150 [ 556.692146] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 556.697159] do_syscall_64+0x1b1/0x800 [ 556.701045] ? syscall_return_slowpath+0x5c0/0x5c0 [ 556.705980] ? syscall_return_slowpath+0x30f/0x5c0 [ 556.710909] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 556.716271] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 556.721114] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 556.726295] RIP: 0033:0x455a09 [ 556.729478] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 556.737180] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 556.744455] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 556.751723] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 556.758987] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 556.766267] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 556.773533] [ 556.775156] Allocated by task 2738: [ 556.778784] save_stack+0x43/0xd0 [ 556.782241] kasan_kmalloc+0xc4/0xe0 [ 556.785953] kmem_cache_alloc_trace+0x152/0x780 [ 556.790621] fuse_fill_super+0xc92/0x1e20 [ 556.794764] mount_nodev+0x6b/0x110 [ 556.798391] fuse_mount+0x2c/0x40 [ 556.801846] mount_fs+0xae/0x328 [ 556.805210] vfs_kern_mount.part.34+0xd4/0x4d0 [ 556.809788] do_mount+0x564/0x3070 [ 556.813320] ksys_mount+0x12d/0x140 [ 556.816940] __x64_sys_mount+0xbe/0x150 [ 556.820924] do_syscall_64+0x1b1/0x800 [ 556.824809] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 556.829990] [ 556.831609] Freed by task 2744: [ 556.834890] save_stack+0x43/0xd0 [ 556.838345] __kasan_slab_free+0x11a/0x170 [ 556.842577] kasan_slab_free+0xe/0x10 [ 556.846380] kfree+0xd9/0x260 [ 556.849487] rcu_process_callbacks+0xa69/0x15f0 [ 556.854157] __do_softirq+0x2e0/0xaf5 [ 556.857944] [ 556.859566] The buggy address belongs to the object at ffff88017df4c040 [ 556.859566] which belongs to the cache kmalloc-1024 of size 1024 [ 556.872396] The buggy address is located 712 bytes inside of [ 556.872396] 1024-byte region [ffff88017df4c040, ffff88017df4c440) [ 556.884353] The buggy address belongs to the page: [ 556.889286] page:ffffea0005f7d300 count:1 mapcount:0 mapping:ffff88017df4c040 index:0xffff88017df4c4c0 compound_mapcount: 0 [ 556.900554] flags: 0x2fffc0000008100(slab|head) [ 556.905251] raw: 02fffc0000008100 ffff88017df4c040 ffff88017df4c4c0 0000000100000005 [ 556.913134] raw: ffffea0006d37920 ffffea0005f2d120 ffff8801da800ac0 0000000000000000 [ 556.921007] page dumped because: kasan: bad access detected [ 556.926706] [ 556.928322] Memory state around the buggy address: [ 556.933248] ffff88017df4c200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 556.940605] ffff88017df4c280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 556.947958] >ffff88017df4c300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 556.955305] ^ [ 556.958924] ffff88017df4c380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 556.966281] ffff88017df4c400: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 556.973628] ================================================================== [ 556.980973] Disabling lock debugging due to kernel taint [ 556.986416] Kernel panic - not syncing: panic_on_warn set ... [ 556.986416] [ 556.993779] CPU: 0 PID: 2738 Comm: syz-executor3 Tainted: G B 4.17.0-rc6+ #64 [ 557.002345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 557.011689] Call Trace: [ 557.014277] dump_stack+0x1b9/0x294 [ 557.017906] ? dump_stack_print_info.cold.2+0x52/0x52 [ 557.023100] ? lock_downgrade+0x8e0/0x8e0 [ 557.027244] ? vprintk_default+0x28/0x30 [ 557.031306] ? __lock_acquire+0x37f0/0x5140 [ 557.035628] panic+0x22f/0x4de [ 557.038822] ? add_taint.cold.5+0x16/0x16 [ 557.042964] ? add_taint.cold.5+0x5/0x16 [ 557.047022] ? do_raw_spin_unlock+0x9e/0x2e0 [ 557.051426] ? __lock_acquire+0x3888/0x5140 [ 557.055742] kasan_end_report+0x47/0x4f [ 557.059711] kasan_report.cold.7+0x76/0x2fe [ 557.064029] __asan_report_load8_noabort+0x14/0x20 [ 557.068953] __lock_acquire+0x3888/0x5140 [ 557.073093] ? lock_downgrade+0x8e0/0x8e0 [ 557.077248] ? rcu_is_watching+0x85/0x140 [ 557.081393] ? debug_check_no_locks_freed+0x310/0x310 [ 557.086578] ? is_bpf_text_address+0xd7/0x170 [ 557.091066] ? kernel_text_address+0x79/0xf0 [ 557.095468] ? __unwind_start+0x166/0x330 [ 557.099610] ? __kernel_text_address+0xd/0x40 [ 557.104099] ? unwind_get_return_address+0x61/0xa0 [ 557.109023] ? __save_stack_trace+0x7e/0xd0 [ 557.113342] ? save_stack+0xa9/0xd0 [ 557.116966] ? save_stack+0x43/0xd0 [ 557.120586] ? __kasan_slab_free+0x11a/0x170 [ 557.124986] ? kasan_slab_free+0xe/0x10 [ 557.128954] ? kfree+0xd9/0x260 [ 557.132230] ? unregister_shrinker+0x216/0x3a0 [ 557.136807] ? deactivate_locked_super+0x70/0x100 [ 557.141643] ? mount_nodev+0xfa/0x110 [ 557.145440] ? fuse_mount+0x2c/0x40 [ 557.149059] ? mount_fs+0xae/0x328 [ 557.152592] ? vfs_kern_mount.part.34+0xd4/0x4d0 [ 557.157342] ? do_mount+0x564/0x3070 [ 557.161049] ? ksys_mount+0x12d/0x140 [ 557.164843] ? graph_lock+0x170/0x170 [ 557.168640] ? kasan_check_read+0x11/0x20 [ 557.172787] ? do_raw_spin_unlock+0x9e/0x2e0 [ 557.177191] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 557.181766] ? print_usage_bug+0xc0/0xc0 [ 557.185823] ? kasan_check_write+0x14/0x20 [ 557.190055] ? do_raw_spin_lock+0xc1/0x200 [ 557.194285] lock_acquire+0x1dc/0x520 [ 557.198079] ? fuse_kill_sb_anon+0x50/0xb0 [ 557.202310] ? lock_release+0xa10/0xa10 [ 557.206284] ? check_same_owner+0x320/0x320 [ 557.210597] ? quarantine_put+0xeb/0x190 [ 557.214658] ? rcu_note_context_switch+0x710/0x710 [ 557.219583] ? __might_sleep+0x95/0x190 [ 557.223557] down_write+0x87/0x120 [ 557.227097] ? fuse_kill_sb_anon+0x50/0xb0 [ 557.231328] ? down_read+0x1b0/0x1b0 [ 557.235040] ? perf_trace_mm_vmscan_writepage+0x750/0x750 [ 557.240573] fuse_kill_sb_anon+0x50/0xb0 [ 557.244629] deactivate_locked_super+0x97/0x100 [ 557.249297] ? fuse_get_root_inode+0x190/0x190 [ 557.253870] mount_nodev+0xfa/0x110 [ 557.257491] fuse_mount+0x2c/0x40 [ 557.260938] mount_fs+0xae/0x328 [ 557.264303] vfs_kern_mount.part.34+0xd4/0x4d0 [ 557.268883] ? may_umount+0xb0/0xb0 [ 557.272502] ? _raw_read_unlock+0x22/0x30 [ 557.276645] ? __get_fs_type+0x97/0xc0 [ 557.280527] do_mount+0x564/0x3070 [ 557.284061] ? do_raw_spin_unlock+0x9e/0x2e0 [ 557.288468] ? copy_mount_string+0x40/0x40 [ 557.292698] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 557.297712] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 557.302466] ? retint_kernel+0x10/0x10 [ 557.306350] ? copy_mount_options+0x1f0/0x380 [ 557.310852] ? copy_mount_options+0x202/0x380 [ 557.315343] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 557.320875] ? copy_mount_options+0x285/0x380 [ 557.325367] ksys_mount+0x12d/0x140 [ 557.328988] __x64_sys_mount+0xbe/0x150 [ 557.332954] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 557.337965] do_syscall_64+0x1b1/0x800 [ 557.341847] ? syscall_return_slowpath+0x5c0/0x5c0 [ 557.346782] ? syscall_return_slowpath+0x30f/0x5c0 [ 557.351707] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 557.357067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 557.361908] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 557.367087] RIP: 0033:0x455a09 [ 557.370266] RSP: 002b:00007feb2fff3808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 557.377969] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000455a09 [ 557.385228] RDX: 00000000004c1eb6 RSI: 0000000020000000 RDI: 00000000004de0c5 [ 557.392491] RBP: 0000000000000000 R08: 00007feb2fff3820 R09: 0000000000000000 [ 557.399759] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 557.407019] R13: 0000000020000000 R14: 0000000000000000 R15: 0000000000000000 [ 557.414810] Dumping ftrace buffer: [ 557.418329] (ftrace buffer empty) [ 557.422016] Kernel Offset: disabled [ 557.425619] Rebooting in 86400 seconds..