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", 0x1000}], 0x4, &(0x7f0000001900)=[{0xe0, 0x0, 0x2, "7ca912ce3d5e5949f51cac1aa64e3ff0071509048500a9115e4aa48e92496c6a15da3eaf4c26a9d1a83dc056ca3ccee071a0ceb9b45489054f9795b5f85bab037a2ba8a0b0fe1a790b696f383b654a8b5152138ea9874d7344fe5be010a508e66ae6a77ca16a42f5a95d2bdc0dc3cbf69832fbf8365cc026f4da72220c61a0cca4a3ac8496a696298a90e64a6094e5f1cbf4833597799354206d94d598fc681426db7334e30a86516fb375517ac07c7c1fd9afceb654aa9404f3c0cdd9bc03ae3fadd4df62acdfa2f399fe4881eb62"}], 0xe0, 0x40000}, 0x4c011) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r3) close(r2) 2018/04/03 19:31:21 executing program 5: socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffff3c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x401) close(r0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f00009d3f6c)="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") 2018/04/03 19:31:21 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socket$kcm(0x29, 0x2, 0x0) r1 = getpid() r2 = perf_event_open(&(0x7f00000002c0)={0x7, 0x70, 0x2, 0x23, 0x1a20, 0x5, 0x0, 0x1, 0x98a, 0x1, 0x4, 0x81, 0xfff, 0x9a, 0x0, 0x3, 0xffffffffffff9846, 0x392, 0xf4, 0x6, 0x7, 0xae6, 0x7, 0x7fff, 0x5, 0x8, 0x34, 0x8, 0x4, 0x16d, 0x7, 0x4, 0x1, 0xd66f, 0x654767a9, 0x7ff, 0x4, 0x100000001, 0x0, 0x101, 0x0, @perf_bp={&(0x7f0000000280), 0x5}, 0x8, 0x10000, 0x6, 0x5, 0x5, 0x1ff, 0x24e8dbfe}, r1, 0x1, 0xffffffffffffffff, 0x9) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r0) mkdir(&(0x7f0000000040)='./file0\x00', 0xbc) r3 = perf_event_open(&(0x7f0000000080)={0x3, 0x70, 0x2, 0xa1, 0x1, 0x0, 0x0, 0x5, 0x0, 0x2, 0x78, 0x10000, 0xfffffffffffffffa, 0x0, 0x7fff, 0x0, 0x3f, 0x2, 0x8, 0x3ff, 0x7fff, 0xfff, 0x3, 0xfffffffffffffffe, 0x0, 0x78, 0x3, 0x1, 0x2, 0xc000000000, 0xc582, 0x3f, 0x8, 0x7, 0x800, 0x1, 0x100000000, 0x100000001, 0x0, 0x3, 0x1, @perf_config_ext={0x8fb, 0x7fffffff}, 0x8c02, 0x80000000, 0x5, 0x6, 0x100, 0xa45f, 0x20}, r1, 0x8, 0xffffffffffffff9c, 0x2) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000200)={r0, 0x28, &(0x7f0000000180)={0x0, 0x0}}, 0x10) r5 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000240)={r4, 0x80000000, 0x8}, 0xc) ioctl$PERF_EVENT_IOC_ID(r3, 0x80082407, &(0x7f0000000100)) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x2400, 0x1) sendmsg(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000380)={r5, &(0x7f0000000340)="afcb8820a457322bbb86e1a30a518e3805c44f9e43ac194bd8e5961f02a8ae7bd76bd91d05f43964bc44b77e2e46f22fe931ac205bded69bcddc30103b74b9"}, 0x10) close(r7) close(r6) 2018/04/03 19:31:21 executing program 7 (fault-call:1 fault-nth:4): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:21 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000300)={r1, &(0x7f0000000100)="e5", &(0x7f0000000180)=""/24}, 0x18) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) close(r1) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='eth1\x00') bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000000c0)={r1, &(0x7f0000000200)="c01ffaf68efd16f307afd31ec6f1635ebe2ef32e3ca916fc4e6fb75ab89ff50d9c8061e2fac1283282811776439b44159ba62b5e45bcf2425a2ebdd7c57b088a5d034c4c7d808cc744e168910b2856f421ff6e3560b6897bdd97e57c9bcbf94303e42f7aa5ffbc19e15c8a41aba1e1a56b4d69d9383de139d5b2960f6b1ab8f6fa64a3bf1bddc9b03209edb2923eeace44610f6582cff761acb2dff11366b63d6b5592223e24c4ccf55e89d2155e59fa26c8f3e6a1bdd7aea96e68c9b55075f42ab5bf31360661753ca30a3f9aa2b852842d3c42ba", &(0x7f0000000080)=""/62}, 0x18) 2018/04/03 19:31:21 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x0, 0x800000000000007, 0x200, &(0x7f00000018c0)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) close(r0) sendmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000200)="4b226895db2643150f6af6096791c4dd55d4375194c2b43f5480a207b89813a5cfd7203bcd891b99adf9fbe6926668e1a57db361281a8d4b8ee35630a98273c0f9a7923e741825e0a9b997a8e21e1304e7c29f52a51ea66509a3074e5567f26ee443d277c0353afe249ec2dce9e13bcdd5e1379e0f33ad53d8a8225dc855186a895468871d54af445405ef27b0a3c722c2a28040cf56b7352ec2de9e9b36c44973affb28b757fcc9bd6e4fc311b27e6e05711bfa9bca768df657cfbfd08261e8382e840c8b6f24073a6b1a2cfb96cac4db8b458184974db8a20777fda7a8b53a2caab922f6127b6ad132139773f653e9fe83d3ff32fb74d6", 0xf8}, {&(0x7f00000000c0)="a51e066dcd016660e5bd1fd34ad8ca5b8c81cd2733836864a8432fbf55a0a7eddd69fc23bf04e8d4a3b4fba691f29dadca9823", 0x33}, {&(0x7f0000000300)="b9f40ec72751d78ea19a570b593037f5fb2a12e7c93b67cada7238b5fe6e69d93efdc78803de43d2d93532bfe64077d40c5f93c6197d4dbf5664231d13b7c4a02ed32ece23cad3c3e486711106db44c24c73dec8a285b7af4fbe1a9dccbbf331252e554b00ba184de5a0142ce40123c5d484626e25e37bda4ddcc4ec682e818025de58a1c71c3b8c944250c36f30a588176b6e8541d50efe5a977ca83e7245d3dba8b5aaa3e63a3ddb5be4ff1f1fbb64a481de", 0xb3}, {&(0x7f00000003c0)="2f5877af6582a96b96a5f036268e79ca6fbe130b352a81b1bafe0cc01cbfb437b9d1343987585fba99c17582ffb922fb99b2b86de7878c6ba69c3facad9a6dee2c4a40a32b29ff3a5a506c2c91dc29a7aa22833fc5c5206645ba0e39cd553e927a01cb20d3f83b2a1f5fa6616cfced6b37adb1ee46cc1c17edb3612460665c64292158e144", 0x85}, {&(0x7f0000000140)="2678055529e097e55adc328c14d7072ad5abca6a7005f36a9cade56d70de8157a36d442668c9263ff1bd13033e32144b464f2fb42bcdc093c019dff9", 0x3c}, {&(0x7f0000000480)="38bd0e031527ad9623b5134389e1e3f1e31241d021ef6568b0d061fd573ab132052dac506c735df9a20d95748362d702b9da70948bb05d30103dc8f8967f91e04b0cb0c2e7de2646011f0adbe68ea572432144a15bee63e622b731226c87d07a84ee9363386d123137ba4f012f5e2b9056172f3cfbaaadb184c5ae6abdb9f2d802b4870171611b37f21cf1867903e3aaa327a7e30f8b98d64bff1fb9258d54", 0x9f}, {&(0x7f0000000540)="5d945d98a30cbda154718deed7be5479174197ec610dc151b90c3f81867b4ad24eea3e2136ca8908a98c247fc200cf2195384a37093dfd844be0016d242ac1a19f4e3a5f845e7fcd1bbb733b8607c7eada88db6240507ab1ef7b5887ed7577e813bab0296db2f255c47103ebb92e295e1efd86d72187415c3d336002e046070ff6ca06704fc39437d49a35c03bc023430b09f112b8e63bc144924d24d320f2a0869664c6b0deb27c11f7e1457c20a60d2f0dd388bb6289b4260386b6346a6a5eac4fc52281ccbc87ead36cae00ca213df31e39eb4fd880b7", 0xd8}], 0x7, &(0x7f00000006c0)=[{0x38, 0x19f, 0x8, "d3426515e2fa72784c4afd296865530ebe4cd446b2274f166fddcd31c27ff3891793"}, {0x1010, 0x0, 0x5, "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"}, {0xc0, 0x117, 0x0, "241e5510b9d2e0fc554a0f62b8b15373400fd53e9f945aec6aff97285f6c19dc5f9c5e2851cfc35b7b510ddaec82cac66cbb16e1c98aec4c1df30961cdb1bce521cebeb83af4da1bb8c45f5c404acddcb88c7fc33a1e704d765584fbedcf056ca773c7977eb9d3056a4897588ca1e075594f4341ebe073896a106913e101b668af5f27522f73be582fd6bdd87797f6700ab3c84818d7c66926dc0a1d3f9903b37d3833d7688c4a2f0b89c44f2c"}, {0x40, 0x0, 0x2, "8c1782cba176261b7f42dc14726fa7ca3ccb37881f16375dfd1c80e211bf5b4e41ad3efc9c84d8a9883ad5877e04ea4d"}, {0x80, 0x107, 0x5, "33419790b2a0e141ece8405181daeb7d33919256b09f200f5cba3ef6b082b795a29ad4acd931bbd280926b188a6d9954ed73af8749df129bd6d3ce4e7a76350a7c9f274668851c4e8fdcf2c269485e8f273cc371a6172172d547eb76de0a050893968e1138d71f092114b5"}], 0x11c8, 0xd1}, 0x8085) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000040)}, 0x1) 2018/04/03 19:31:21 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000000), 0x0, 0xfffffffffffffffd}, 0x50) close(r1) close(r0) [ 836.023180] FAULT_INJECTION: forcing a failure. [ 836.023180] name failslab, interval 1, probability 0, space 0, times 0 [ 836.034510] CPU: 1 PID: 26418 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 836.041781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 836.051113] Call Trace: [ 836.053681] dump_stack+0x194/0x24d [ 836.057286] ? arch_local_irq_restore+0x53/0x53 [ 836.061932] ? lock_downgrade+0x980/0x980 [ 836.066058] should_fail+0x8c0/0xa40 [ 836.069748] ? trace_hardirqs_off+0x10/0x10 [ 836.074046] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 836.079184] ? is_bpf_text_address+0xa4/0x120 [ 836.083661] ? find_held_lock+0x35/0x1d0 [ 836.087704] ? check_same_owner+0x320/0x320 [ 836.091998] ? putname+0xee/0x130 [ 836.095427] ? filename_lookup+0x315/0x500 [ 836.099632] ? user_path_at_empty+0x40/0x50 [ 836.103931] ? rcu_note_context_switch+0x710/0x710 [ 836.108835] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 836.114178] should_failslab+0xec/0x120 [ 836.118138] kmem_cache_alloc+0x47/0x760 [ 836.122175] ? free_obj_work+0x690/0x690 [ 836.126213] alloc_vfsmnt+0xe0/0x9c0 [ 836.129901] ? path_lookupat+0x238/0xba0 [ 836.133937] ? mnt_free_id.isra.21+0x50/0x50 [ 836.138322] ? trace_hardirqs_off+0x10/0x10 [ 836.142621] ? putname+0xee/0x130 [ 836.146052] ? putname+0xee/0x130 [ 836.149479] ? rcu_read_lock_sched_held+0x108/0x120 [ 836.154477] ? find_held_lock+0x35/0x1d0 [ 836.158521] ? __get_fs_type+0x8a/0xc0 [ 836.162382] ? lock_downgrade+0x980/0x980 [ 836.166549] ? module_unload_free+0x5b0/0x5b0 [ 836.171024] ? lock_release+0xa40/0xa40 [ 836.174979] ? mpi_resize+0x200/0x200 [ 836.178757] vfs_kern_mount.part.26+0x84/0x4a0 [ 836.183314] ? may_umount+0xa0/0xa0 [ 836.186919] ? _raw_read_unlock+0x22/0x30 [ 836.191039] ? __get_fs_type+0x8a/0xc0 [ 836.194903] do_mount+0xea4/0x2bb0 [ 836.198420] ? copy_mount_string+0x40/0x40 [ 836.202628] ? rcu_pm_notify+0xc0/0xc0 [ 836.206495] ? copy_mount_options+0x5f/0x2e0 [ 836.210875] ? rcu_read_lock_sched_held+0x108/0x120 [ 836.215867] ? kmem_cache_alloc_trace+0x459/0x740 [ 836.220682] ? kasan_check_write+0x14/0x20 [ 836.224890] ? _copy_from_user+0x99/0x110 [ 836.229017] ? copy_mount_options+0x1f7/0x2e0 [ 836.233491] SyS_mount+0xab/0x120 [ 836.236919] ? copy_mnt_ns+0xb30/0xb30 [ 836.240783] do_syscall_64+0x281/0x940 [ 836.244734] ? vmalloc_sync_all+0x30/0x30 [ 836.248856] ? _raw_spin_unlock_irq+0x27/0x70 [ 836.253324] ? finish_task_switch+0x1c1/0x7e0 [ 836.257792] ? syscall_return_slowpath+0x550/0x550 [ 836.262694] ? syscall_return_slowpath+0x2ac/0x550 [ 836.267597] ? prepare_exit_to_usermode+0x350/0x350 [ 836.272589] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 836.277927] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 836.282753] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 836.287914] RIP: 0033:0x4552d9 [ 836.291079] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 836.298770] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 836.306016] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 836.313260] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 2018/04/03 19:31:21 executing program 6: r0 = bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x4, 0x3, &(0x7f0000000000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x2a, 0x25}, [], {0x95}}, &(0x7f00000001c0)='syzkaller\x00', 0x6, 0x173, &(0x7f0000000100)=""/153}, 0x48) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0xd, &(0x7f0000000080)="75b9583da94e35808cf0836ed600", &(0x7f0000000200)=""/13, 0x0, 0x4}, 0x28) recvmsg(r1, &(0x7f00000008c0)={&(0x7f0000000280)=@ipx, 0x80, &(0x7f00000007c0)=[{&(0x7f0000000300)=""/177, 0xb1}, {&(0x7f00000003c0)=""/236, 0xec}, {&(0x7f00000004c0)=""/234, 0xea}, {&(0x7f00000005c0)=""/159, 0x9f}, {&(0x7f0000000680)=""/180, 0xb4}, {&(0x7f00000000c0)=""/57, 0x39}, {&(0x7f0000000740)=""/111, 0x6f}], 0x7, &(0x7f0000000840)=""/96, 0x60, 0x8001}, 0x10040) 2018/04/03 19:31:22 executing program 5: socketpair(0x1a, 0x0, 0x1c00, &(0x7f0000000a40)) socket$kcm(0x29, 0x800000000001, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) [ 836.320511] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 836.327755] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000004 2018/04/03 19:31:23 executing program 7 (fault-call:1 fault-nth:5): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:23 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0xa, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000040)) 2018/04/03 19:31:23 executing program 0: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, r0, 0x2) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f00000000c0)=0x1) socketpair$ax25(0x3, 0x7, 0xcb, &(0x7f0000000140)) r2 = gettid() r3 = perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x200, 0x1, 0x9, 0x6, 0x0, 0x6, 0x10, 0x0, 0x0, 0x19, 0x8, 0x994, 0x3, 0x4, 0x1000, 0x894f, 0xb382, 0x6, 0x1, 0xffff, 0xb4, 0x8, 0x3, 0x2, 0xc3c, 0x9, 0x0, 0x1f, 0x4, 0x3ff, 0x101, 0x4, 0x1, 0xfe, 0x178d, 0x101, 0x0, 0xfffffffffffffff9, 0x4, @perf_config_ext={0xff, 0x1}, 0x1000, 0x3, 0x7, 0x7, 0xbb, 0x4, 0x9}, r2, 0x0, r0, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000040)=ANY=[@ANYBLOB="08000000000000000000000000e0ffffff0000000000000000000000000000000000000000000000"]) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000080)=0x10000) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000100)) ioctl$PERF_EVENT_IOC_QUERY_BPF(r3, 0xc008240a, &(0x7f0000000280)=ANY=[@ANYBLOB="09000000000000000000000000000000000000000000b00000000000000000000000000000000000000000007b8a16b6c078542677657bc4c77019b44d058e0c3ca97fe9934605ec99d96ac09ee81053b4183f896465a196a89bd08aaf09b7ea2373475912979e0faf82b57319d7b4fcef3a15879c53c88dc7b00d1e17f1"]) 2018/04/03 19:31:23 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000000100)={&(0x7f0000000040)=@hci, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/165, 0xa5}, {&(0x7f00000002c0)=""/214, 0xd6}, {&(0x7f00000003c0)=""/4096, 0x1000}], 0x3, &(0x7f00000013c0)=""/65, 0x41, 0x9}, 0x40000142) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:23 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000001d80)={&(0x7f0000000ac0)=@llc={0x1a, 0x306, 0x2, 0xb, 0x5, 0x3}, 0x80, &(0x7f0000001cc0)=[{&(0x7f0000000b40)="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", 0x1000}, {&(0x7f0000001b40)="3da48da1d8be50c5d8bad9d56ba10eacc3f899aad84d5b200f0fea6d77da6aec6e5889e56ddf366d26873a0756a4b167fbef8c805375a0f037c6c613c8e93d12a798e15f1379e0f89bb46d9337f83e8c9454c248895433199d7565ea6af3d79a303c157ed239bdebc14eaf5d88c08b874a610cb8ff7f70e841fe0acf7747", 0x7e}, {&(0x7f0000001bc0)="8cadf101121484dadc02805683ee7e56d0a31eb9ac9e18e8d656608d4f6a2b524f5aaadf5e3f877c2539ad921a91c79965c2c8fbd0e3844ecc6643dc103c3563d36bb49cb65b2a", 0x47}, {&(0x7f0000001c40)="216017853ba071331dc3ab0d0faf4293e7ee7b67e3a7791d5b1cccab1720d6f5f4622ada4d85cea96d477e506dc6b15129a957790c11da4099d8488ade0b795c9437f357f8cb751e44afaee911d84283be28", 0x52}], 0x4, &(0x7f0000001d00)=[{0x58, 0x113, 0x7, "a14db6dbbb1296af48829ab3705ee3c0b077e76b24ca973a6757ee64c3a055e6a33a6e5f150499377e3576b80cca6ca499513c744c68aa23cb268ca9ef89e9e68ce0"}], 0x58, 0x11}, 0x20040840) bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffbffeffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/04/03 19:31:23 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000000c0)={r1, 0x8000, 0x48d5955ffc35425b}, 0xc) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r3) close(r2) 2018/04/03 19:31:23 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000000a80)=""/235, 0xeb}, {&(0x7f0000007640)=""/178, 0xb2}], 0x3, 0x0, 0x0, 0x1f}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:23 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x73}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000000100)=ANY=[@ANYBLOB="b400000000000000ba000fa000000007000000000000000000009500000000000000"], &(0x7f0000003ff6)='syzkaller\x00', 0x5, 0x450, &(0x7f000000cf3d)=""/195}, 0x48) r0 = socket$kcm(0x29, 0x2, 0x0) recvmsg$kcm(r0, &(0x7f0000001680)={&(0x7f0000000400)=@ipx, 0x80, &(0x7f0000000640)=[{&(0x7f0000000480)=""/101, 0x65}, {&(0x7f0000000500)=""/24, 0x18}, {&(0x7f0000000540)=""/200, 0xc8}], 0x3, &(0x7f0000000680)=""/4096, 0x1000, 0x10001}, 0x1) recvmsg$kcm(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@ax25, 0x80, &(0x7f0000000300)=[{&(0x7f0000000080)=""/73, 0x49}, {&(0x7f0000000140)=""/159, 0x9f}, {&(0x7f0000000200)=""/252, 0xfc}], 0x3, &(0x7f0000000340)=""/85, 0x55, 0x8}, 0x40) close(r0) 2018/04/03 19:31:23 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f0000000080)={0x6, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000040)) close(r1) close(r0) [ 837.526879] FAULT_INJECTION: forcing a failure. [ 837.526879] name failslab, interval 1, probability 0, space 0, times 0 [ 837.536505] rpcbind: RPC call returned error 22 [ 837.538134] CPU: 1 PID: 26473 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 837.538142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 837.538147] Call Trace: [ 837.538166] dump_stack+0x194/0x24d [ 837.538180] ? arch_local_irq_restore+0x53/0x53 [ 837.538200] should_fail+0x8c0/0xa40 [ 837.538211] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 837.538226] ? is_bpf_text_address+0xa4/0x120 [ 837.583510] ? find_held_lock+0x35/0x1d0 [ 837.587562] ? check_same_owner+0x320/0x320 [ 837.591861] ? putname+0xee/0x130 [ 837.595291] ? filename_lookup+0x315/0x500 [ 837.599501] ? user_path_at_empty+0x40/0x50 [ 837.603852] ? rcu_note_context_switch+0x710/0x710 [ 837.608760] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 837.614103] should_failslab+0xec/0x120 [ 837.618055] kmem_cache_alloc+0x47/0x760 [ 837.622092] ? perf_trace_lock+0xd6/0x900 [ 837.626219] ? free_obj_work+0x690/0x690 [ 837.630258] alloc_vfsmnt+0xe0/0x9c0 [ 837.633946] ? path_lookupat+0x238/0xba0 [ 837.637982] ? mnt_free_id.isra.21+0x50/0x50 [ 837.642371] ? trace_hardirqs_off+0x10/0x10 [ 837.646669] ? putname+0xee/0x130 [ 837.650099] ? putname+0xee/0x130 [ 837.653536] ? rcu_read_lock_sched_held+0x108/0x120 [ 837.658527] ? find_held_lock+0x35/0x1d0 [ 837.662565] ? __get_fs_type+0x8a/0xc0 [ 837.666430] ? lock_downgrade+0x980/0x980 [ 837.670557] ? module_unload_free+0x5b0/0x5b0 [ 837.675033] ? lock_release+0xa40/0xa40 [ 837.678989] ? mpi_resize+0x200/0x200 [ 837.682791] vfs_kern_mount.part.26+0x84/0x4a0 [ 837.687347] ? may_umount+0xa0/0xa0 [ 837.690958] ? _raw_read_unlock+0x22/0x30 [ 837.695084] ? __get_fs_type+0x8a/0xc0 [ 837.698951] do_mount+0xea4/0x2bb0 [ 837.702470] ? copy_mount_string+0x40/0x40 [ 837.706690] ? rcu_pm_notify+0xc0/0xc0 [ 837.710557] ? copy_mount_options+0x5f/0x2e0 [ 837.714940] ? rcu_read_lock_sched_held+0x108/0x120 [ 837.719933] ? kmem_cache_alloc_trace+0x459/0x740 [ 837.724754] ? kasan_check_write+0x14/0x20 [ 837.728965] ? _copy_from_user+0x99/0x110 [ 837.733093] ? copy_mount_options+0x1f7/0x2e0 [ 837.737563] SyS_mount+0xab/0x120 [ 837.740989] ? copy_mnt_ns+0xb30/0xb30 [ 837.744859] do_syscall_64+0x281/0x940 [ 837.748723] ? vmalloc_sync_all+0x30/0x30 [ 837.752849] ? _raw_spin_unlock_irq+0x27/0x70 [ 837.757322] ? finish_task_switch+0x1c1/0x7e0 [ 837.761795] ? syscall_return_slowpath+0x550/0x550 [ 837.766699] ? syscall_return_slowpath+0x2ac/0x550 [ 837.771603] ? prepare_exit_to_usermode+0x350/0x350 [ 837.776596] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 837.781938] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 837.786758] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 837.791924] RIP: 0033:0x4552d9 [ 837.795091] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 837.802775] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 837.810023] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 837.817273] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 2018/04/03 19:31:23 executing program 6: bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x9, 0x3, &(0x7f0000000000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x8, 0x57}, [], {0x95}}, &(0x7f0000e6bffc)='GPL\x00', 0x1, 0x99, &(0x7f0000008f00)=""/153}, 0x48) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x9, 0x8, 0x3, 0x4a1a, 0x4, 0x1, 0x7fff}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0xf, &(0x7f0000000080)=@framed={{0x18, 0x0, 0x0, 0x0, 0x7fff, 0x0, 0x0, 0x0, 0x4}, [@alu={0x4, 0x76903d63, 0x3, 0x3, 0x3, 0xffffffff, 0xfffffffffffffff0}, @exit={0x95}, @map={0x18, 0x2, 0x1, 0x0, r0}, @exit={0x95}, @call={0x85, 0x0, 0x0, 0xd}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x10000}], {0x95}}, &(0x7f0000000100)='syzkaller\x00', 0x0, 0x2c, &(0x7f0000000140)=""/44, 0x41100}, 0x48) 2018/04/03 19:31:23 executing program 7 (fault-call:1 fault-nth:6): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:23 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000000c0)={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, 0x0, @perf_bp={&(0x7f0000000080), 0x5}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xe, 0x4000000000000004, 0x4, 0x1934, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000480)={r1, &(0x7f00000000c0), &(0x7f0000000100)}, 0x20) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='\x00') bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r1, &(0x7f0000000140), &(0x7f0000000180)}, 0x20) [ 837.824520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 837.831766] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000005 [ 838.188956] FAULT_INJECTION: forcing a failure. [ 838.188956] name failslab, interval 1, probability 0, space 0, times 0 [ 838.200309] CPU: 0 PID: 26497 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 838.207573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.216915] Call Trace: [ 838.219496] dump_stack+0x194/0x24d [ 838.223110] ? arch_local_irq_restore+0x53/0x53 [ 838.227759] ? __unwind_start+0x169/0x330 [ 838.231900] ? __kernel_text_address+0xd/0x40 [ 838.236385] should_fail+0x8c0/0xa40 [ 838.240078] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 838.245165] ? save_stack+0xa3/0xd0 [ 838.248771] ? save_stack+0x43/0xd0 [ 838.252374] ? kasan_kmalloc+0xad/0xe0 [ 838.256237] ? kasan_slab_alloc+0x12/0x20 [ 838.260366] ? kmem_cache_alloc+0x12e/0x760 [ 838.264673] ? alloc_vfsmnt+0xe0/0x9c0 [ 838.268535] ? vfs_kern_mount.part.26+0x84/0x4a0 [ 838.273273] ? do_mount+0xea4/0x2bb0 [ 838.277002] ? find_held_lock+0x35/0x1d0 [ 838.281063] ? check_same_owner+0x320/0x320 [ 838.285380] ? rcu_note_context_switch+0x710/0x710 [ 838.290305] should_failslab+0xec/0x120 [ 838.294261] __kmalloc_track_caller+0x5f/0x760 [ 838.298831] ? do_raw_spin_trylock+0x190/0x190 [ 838.303399] ? kstrdup_const+0x39/0x50 [ 838.307279] kstrdup+0x39/0x70 [ 838.310459] kstrdup_const+0x39/0x50 [ 838.314175] alloc_vfsmnt+0x1a5/0x9c0 [ 838.317973] ? path_lookupat+0x238/0xba0 [ 838.322027] ? mnt_free_id.isra.21+0x50/0x50 [ 838.326432] ? trace_hardirqs_off+0x10/0x10 [ 838.330745] ? putname+0xee/0x130 [ 838.334174] ? putname+0xee/0x130 [ 838.337614] ? rcu_read_lock_sched_held+0x108/0x120 [ 838.342617] ? find_held_lock+0x35/0x1d0 [ 838.346665] ? __get_fs_type+0x8a/0xc0 [ 838.350547] ? lock_downgrade+0x980/0x980 [ 838.354686] ? module_unload_free+0x5b0/0x5b0 [ 838.359175] ? lock_release+0xa40/0xa40 [ 838.363143] ? mpi_resize+0x200/0x200 [ 838.366932] vfs_kern_mount.part.26+0x84/0x4a0 [ 838.371487] ? may_umount+0xa0/0xa0 [ 838.375093] ? _raw_read_unlock+0x22/0x30 [ 838.379217] ? __get_fs_type+0x8a/0xc0 [ 838.383088] do_mount+0xea4/0x2bb0 [ 838.386609] ? copy_mount_string+0x40/0x40 [ 838.390820] ? rcu_pm_notify+0xc0/0xc0 [ 838.394698] ? copy_mount_options+0x5f/0x2e0 [ 838.399096] ? rcu_read_lock_sched_held+0x108/0x120 [ 838.404112] ? kmem_cache_alloc_trace+0x459/0x740 [ 838.408950] ? kasan_check_write+0x14/0x20 [ 838.413179] ? _copy_from_user+0x99/0x110 [ 838.417314] ? copy_mount_options+0x1f7/0x2e0 [ 838.421783] SyS_mount+0xab/0x120 [ 838.425216] ? copy_mnt_ns+0xb30/0xb30 [ 838.429088] do_syscall_64+0x281/0x940 [ 838.432957] ? vmalloc_sync_all+0x30/0x30 [ 838.437090] ? _raw_spin_unlock_irq+0x27/0x70 [ 838.441564] ? finish_task_switch+0x1c1/0x7e0 [ 838.446042] ? syscall_return_slowpath+0x550/0x550 [ 838.450961] ? syscall_return_slowpath+0x2ac/0x550 [ 838.455876] ? prepare_exit_to_usermode+0x350/0x350 [ 838.460869] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 838.466208] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 838.471037] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 838.476202] RIP: 0033:0x4552d9 [ 838.479378] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 838.487063] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 838.494312] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 838.501562] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 838.508810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 838.516057] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000006 2018/04/03 19:31:24 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0xbf, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:24 executing program 6: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0xffffffff, 0x3, 0x18}, 0xc) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000dec000)={0x8, 0x0, 0x338a, 0x6, 0xb, r0}, 0x2c) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000100)) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r1, 0x28, &(0x7f0000000040)}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0x2, 0x8, 0x1, 0x7, 0xc, r1, 0x4}, 0x2c) 2018/04/03 19:31:24 executing program 0: mkdir(&(0x7f0000ac6000)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='./file0\x00', &(0x7f00000002c0)='tracefs\x00', 0x0, &(0x7f0000000300)) bpf$OBJ_GET_MAP(0x7, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00', 0x0, 0x8}, 0x10) mkdir(&(0x7f0000000040)='./file1\x00', 0x100) socketpair(0x1b, 0x7, 0x792, &(0x7f0000000440)={0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000000080)={&(0x7f0000000480)=@hci, 0x80, &(0x7f0000000740)=[{&(0x7f0000000500)=""/170, 0xaa}, {&(0x7f00000005c0)=""/2, 0xfffffffffffffffe}, {&(0x7f0000000600)=""/100, 0x64}, {&(0x7f0000000680)=""/131, 0x83}], 0x10000000000002dc, &(0x7f0000000780)=""/28, 0x1c, 0x3}, 0x2) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000df2ffd), 0x7fffd, &(0x7f0000751000)) 2018/04/03 19:31:24 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x3, 0xf, 0x80, &(0x7f0000000040)) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:24 executing program 2: socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', r1}, 0x10) close(r0) socket$kcm(0x29, 0x7, 0x0) 2018/04/03 19:31:24 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x9, 0x0, 0x1}, 0x2c) r0 = bpf$MAP_CREATE(0x2, &(0x7f0000003000)={0x13, 0x0, 0x0, 0x800000, 0x10020000000, 0x0}, 0x2c) r1 = bpf$MAP_CREATE(0x4, &(0x7f0000000880)={0x1, 0x2, 0x1000000000687, 0x4000000000000000, 0x8, 0x0, 0xffffffbffffffffc}, 0xffffffffffffffd2) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000005680)={&(0x7f00000043c0)=@hci, 0x80, &(0x7f0000005540)=[{&(0x7f0000004440)=""/4096, 0x1000}, {&(0x7f0000005440)=""/218, 0xda}], 0x2, &(0x7f0000005580)=""/253, 0xfd, 0x5}, 0x100) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1f, 0xbb, 0x7, 0x80000001, 0x1c, r0, 0x10001}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x8, 0x400, 0x4, 0xffffffff00000000, 0x1, r1, 0x3}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000007c0)=[{&(0x7f00000008c0)="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0x1000}, {&(0x7f00000000c0)="32abe7a613abcdee9af26bf71430eb588a9f0f6e09885cb8f0ce8e6c0ce1535dbd2d061e05ccbc026bb168206dbb467b091a144e8465ff71f603a020ff481f930cba8b20ea02789d54e6d21f7e7f265b072ffdd32363b784fd54933caccdeb84be2d50367ad24771d41cdf0621f2799fdfa9da024870961bb604cee52447ddd32c8872202bb61becdfac9cc29d7cf9e8aa9467ef5a0b7cd0508140b1ed149aadcba02c0cfb0711c1ed4820507b7ae2a7f56239a95bf769f379b8e3b7cc749c437ccaf302cb0bb2c3000259e6e369c083a5641460f635d201065ea5205b130d664055570300d500c181d74ed2e146ad4df93f1e611401", 0xf6}, 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{&(0x7f00000003c0)="9c1427d0006e001e414c5bdbf8bdef99c94260b166e426900de6e356470618d14c6c496d9f99bb1374a5a9e2564f09b3a7661cfb147571919752307df55ee8706e0e58d69f395439683a987d9d96dd4d00046491bdc1a5f9a82482f6c9706cb213008f043c0ca6f26942d2f8055ca8869b923e245d6d8909c085b1d4505d2908dcd40ea26bd6982e43487bbe12d63610ddddddc6ae296ce6f89df5", 0x9b}, {&(0x7f0000000540)="cdc15896b2d1d89d3004d80ee7aca0bd8f7c506fb44c1dd3b096f2743cd29190eb96ccabf83ed96590e62aa49d5e5177a83e1bd50aba683685dec22f47825993aec5ccf565ef6fe54101e8b4cfdba8e8edc6a7ead17599f50caa88b6807a80bc84ff738db756da2b6ddbdbdb1ca7a738995acddfff247a7780a8c8b90bd98005d0b8d5d9adf212d2ea73f9b5efb73db5006051f1b707189f598544f991d524fa0c7d551f055405d751eb6a3a80a7684b68234a59af", 0xb5}, {&(0x7f0000000600)="fcdf0ec6552d2ded1b0f5c9b1c77c0e765c3e332533189bfd2afc5865931b043a20f237d1b4d779421a2f9dbf83329465c113ce013cbb417454e17df415fab9d74b52bcfd832ffdd1ddb056a3d4fce30a613fe9cefa5d3a3bc5ccc1183179a5707aa52723964c75a86763fd1560beba76065009817ce5af1820c67dc5ad2892b5e872c983c5bddc755fab0746a4491de6da258b74a179d8b6a4b5b2ece2c4b680fa2718a400f8fd64326e9efdc34183dba467605314af41c7ce132ab9c05a5a45b39a2e84bc83ee988ea1c238ec2eda1d6acc5bd055a4b", 0xd7}, {&(0x7f0000000700)="b8c16733c0f917421785100fcbc66f242d7eec1831a1424e39c2063ae6121d5ad3dbc43c6efd453bd72636f31f950f095c04c05e8180d345fcfd5013b10825aa0aa826de7d2827cb8c54f1183787d0c6eb8012f3a39f50dc5e229723c430cee32b56a042142e3ebbcea3d4334449aa752ebe86ee99364ad7c8ee940a71b09d74fb28056ea1e18cf24c0ca7c1719c9c13280ee012121bd7", 0x97}], 0xa, &(0x7f0000003040)=[{0x1010, 0x119, 0x9, "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"}, {0xa0, 0x115, 0x0, "6a4b0133e857c1c9b0e34fc679f657209d642a4dbbfec5560335ed4acfd093943fc11c06ef1c8abfae4ffdbd3a97adf982b3216b7ebc65443e33ef4505f378e0fcd85b434462f6bee8ae6a780455d23bf0b268f4a6bf0ae3b206419108aaee4b575d9381f344f06d8df8a00682abfd034886914916038692b1000dc91cbfa5ee50a561e3f41835970173db"}, {0xd0, 0x29, 0x3e0, "dd19e50ace2d228736f9e2e024dfb3162ee5e09d8408e0c095980d87696cf8dd30a6d30176f65effde73a26d9f0b442e3a1bc52d40f72cc15b2dafde241e5a7edac68232be77e6d927a2a71e610b8c56bdd5d124ee33eaa53150702619e0f99be21b59ca8cca9e5704a94c8d16b6f3aab92725dc9b644c058f10114d43c7c0dc686c3015a44145faaa0b4c15ea197a925eb68a54de92083db9755f3ed19bffec7c77e1d9e7fd23858a0c6a5362dea81312902fa5b25d83c4be4c92e9c4d6b8"}, {0x108, 0x101, 0x100000000, "e25a3a12adebe3ed72846c4b07e794349a9b3397333d2a63b1f3ba59901e0634320d00c4e88196485b6ebc2bc5ee7158329773be41590ec903890d2649fc0fd6423a9973bafbf06bf8f4eab32a23eca5dd6ff0b105ffb827d81588e6028001897bde8bb1a63cb3a45bf9f0c869c58810260df219ccfa2bc8c83cfaac9b1434b64013b093667c378fd7efbcbfd94224d6bfbf198d394978ed652fdd23d2667fb50da85a7faeedd33a7ce62b5bba3bce07c6a098a1cfc42932a8c3319361518c3a90592fd0e863f39b8daef63356ad7752bc95166816eb2f9dd4d0bf7cb10489b7b4ccf38625fe7ce0b41bc5ef49b8dcd1a9a677fe"}], 0x1288, 0x10}, 0x4) 2018/04/03 19:31:24 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:24 executing program 7 (fault-call:1 fault-nth:7): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:24 executing program 5: perf_event_open(&(0x7f0000000000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8820, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffff9c, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0xe, 0x204, &(0x7f0000000080)=@framed={{0x18}, [@call={0x85}], {0x95}}, &(0x7f0000000040)='GPL\x00', 0xe6, 0xfb, &(0x7f0000008980)=""/251}, 0x48) 2018/04/03 19:31:24 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$inet(0x2, 0x2, 0x7fffffff, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000001340)={&(0x7f0000000080)=@in={0x0, 0x0, @local}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000100)=""/17, 0x11}, {&(0x7f0000000200)=""/4096, 0x1000}, {&(0x7f0000001200)=""/226, 0xe2}], 0x3, &(0x7f0000001300)=""/53, 0x35, 0x8}, 0x2160) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000001380)) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000013c0)) close(r2) close(r1) 2018/04/03 19:31:24 executing program 6: socketpair(0x3, 0x0, 0x8, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0xfffffffffffffff6, 0x20000000000004, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000400)={r1, r0}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000000c0)={r1}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000380)={r0, &(0x7f0000000240)="50cf6db2b53fb6c229c6a6ac7db3748e4caae45c1569a9ab5740429e19f30199a427613e742eeaaca6164d1a2c5f6c1847fdb71bd4d17257c28ec77c3341bc3fd4010e9bfc92c9c4623c0a4aedcc694e7309a0a6e4b4e4a92c1ca9969063666c0d6c6469ebe0727c587dcd7ba8e9ae1a9f36c6c249157c23ec75", &(0x7f00000002c0)=""/153}, 0x18) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000000)={0x0, 0x0}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={r3, &(0x7f0000000100)="ec37ba9e43fbf282f3a0b57c8f5d172a3b91396188db5149b385b3e3efbfbb75105aa6f0ed079d471a534b46fd88285c2706df18f86b104f01d5a5c39dbbe9185ededdbe86f931da47a2e0ca0a011af24b2b2c0174692dbd3498554166a6bb5eb7d92295db98708ed01ef5899d5694eea3c281a60de4ebcad63913e5eb97c253783f8cb8494d1073b8e06e730aafca6e9f36a4bb808c1754b27c7d7733646cc8b01d8e422c9cd4835a8e10ce10dadb0bb444fcc7185a451f934371ed8217122c028ca15ee5c58401"}, 0x10) recvmsg$kcm(r2, &(0x7f0000000c80)={0x0, 0x0, &(0x7f0000000c40)=[{&(0x7f0000000b40)=""/32, 0x20}, {&(0x7f0000000b80)=""/52, 0x34}, {&(0x7f0000000bc0)=""/68, 0x44}], 0x3, 0x0, 0x0, 0x1}, 0x2000) close(r3) socketpair(0x3, 0x3, 0x3, &(0x7f00000003c0)) [ 838.990401] FAULT_INJECTION: forcing a failure. [ 838.990401] name failslab, interval 1, probability 0, space 0, times 0 [ 839.001690] CPU: 1 PID: 26522 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 839.008956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.018333] Call Trace: [ 839.020911] dump_stack+0x194/0x24d [ 839.024517] ? arch_local_irq_restore+0x53/0x53 [ 839.029175] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 839.034403] ? pcpu_alloc+0x146/0x1120 2018/04/03 19:31:24 executing program 0: socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0x4, 0x8, 0x7}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001140)={r0, &(0x7f0000000040), &(0x7f0000001040)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000001c0)={r0, &(0x7f0000000080)="c0404299ef058dc201", &(0x7f00000000c0)=""/241}, 0x18) [ 839.038290] should_fail+0x8c0/0xa40 [ 839.042011] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 839.047121] ? find_held_lock+0x35/0x1d0 [ 839.051191] ? find_held_lock+0x35/0x1d0 [ 839.055264] ? check_same_owner+0x320/0x320 [ 839.059587] ? rcu_note_context_switch+0x710/0x710 [ 839.064511] ? find_held_lock+0x35/0x1d0 [ 839.068577] should_failslab+0xec/0x120 [ 839.072554] kmem_cache_alloc_trace+0x4b/0x740 [ 839.077132] ? lock_downgrade+0x980/0x980 [ 839.081268] ? lock_release+0xa40/0xa40 [ 839.085307] kernfs_mount_ns+0xb5/0x8b0 [ 839.089282] ? kernfs_super_ns+0x70/0x70 [ 839.093346] sysfs_mount+0xc2/0x1c0 [ 839.096960] ? sysfs_kill_sb+0x40/0x40 [ 839.100823] ? alloc_pages_current+0xbe/0x1e0 [ 839.105355] ? security_sb_copy_data+0x81/0xb0 [ 839.109954] mount_fs+0x66/0x2d0 [ 839.113302] vfs_kern_mount.part.26+0xc6/0x4a0 [ 839.117874] ? may_umount+0xa0/0xa0 [ 839.121502] ? _raw_read_unlock+0x22/0x30 [ 839.125636] ? __get_fs_type+0x8a/0xc0 [ 839.129502] do_mount+0xea4/0x2bb0 [ 839.133032] ? copy_mount_string+0x40/0x40 [ 839.137258] ? rcu_pm_notify+0xc0/0xc0 [ 839.141159] ? copy_mount_options+0x5f/0x2e0 [ 839.145560] ? rcu_read_lock_sched_held+0x108/0x120 [ 839.150572] ? kmem_cache_alloc_trace+0x459/0x740 [ 839.155411] ? kasan_check_write+0x14/0x20 [ 839.159634] ? _copy_from_user+0x99/0x110 [ 839.163766] ? copy_mount_options+0x1f7/0x2e0 [ 839.168243] SyS_mount+0xab/0x120 [ 839.171686] ? copy_mnt_ns+0xb30/0xb30 [ 839.175581] do_syscall_64+0x281/0x940 [ 839.179443] ? vmalloc_sync_all+0x30/0x30 [ 839.183573] ? _raw_spin_unlock_irq+0x27/0x70 [ 839.188053] ? finish_task_switch+0x1c1/0x7e0 [ 839.192525] ? syscall_return_slowpath+0x550/0x550 [ 839.197442] ? syscall_return_slowpath+0x2ac/0x550 [ 839.202359] ? prepare_exit_to_usermode+0x350/0x350 [ 839.207370] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 839.212744] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 839.217578] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 839.222758] RIP: 0033:0x4552d9 [ 839.225938] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 839.233634] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 2018/04/03 19:31:25 executing program 7 (fault-call:1 fault-nth:8): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 839.240884] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 839.248140] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 839.255385] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 839.262637] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000007 2018/04/03 19:31:25 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x2c}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000100)={r0, &(0x7f0000000140)="2d52068aa1b9559e8bbc2a2cbfc937a173b0a4a5eb09b376dcd5b40042bc337b8d63f985edc10500000000000000ac89fd94a2767b4a395e6234a2728db0c7de9734e406c8871ac4f58e3739eeb3b22415af6e58152d720a020a4e63fc9ea4e960db6e4d9110c4507fab5344951c9a"}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000080)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={r1, 0x0, 0xe, 0x83, &(0x7f0000000000)="714b80797dbc5ff1de3086de78ea", &(0x7f0000000200)=""/131}, 0x28) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r1, 0x0, 0xdd, 0xc4, &(0x7f0000000300)="cf0ae0ee5fe9ba5e54bd7e3c18b578894ec22976cd4c26dc0d7d501f701da0a2bed3c100c2c303aa21e355f9ddcdaced22071ad5aa40e663474e62285fc05d6aa86d4e45d95ce90a4a101f4057918d93f8ffee9a084b30f4d507658b23094a8fcb35b9796dba4f5c7a98108694233c8b3c9e69ce52486d50d791960c0cb77c33cf3cbcef6feafff67462f17d32774c9490c4576af31681c704a37acf1b78488e44608c207b19d5047c37ab15e56cf69572ccd63fa382372853ea3bfa951b89dd10cd8149216e4fda9edfb048c4e6c843645d2dff28b110aad87d23d34b", &(0x7f0000000400)=""/196, 0xa4b}, 0x28) 2018/04/03 19:31:25 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10ad}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xc, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7, 0x1f, 0x1, 0x1, 0x1}], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0x5c6e, 0x362b, &(0x7f0000000000)=""/251}, 0x48) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000003c0)={&(0x7f0000000380)='./file0\x00', r0}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0x0, 0x3, &(0x7f00000004c0)=ANY=[@ANYBLOB="180000000000feee2e49d21d26ae3a87ba986f4dea190000e1ffffffffffffff9500000000000000"], &(0x7f0000000180)='syzkaller\x00', 0x0, 0x97, &(0x7f0000000280)=""/151}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0x0, 0xe, 0x84, &(0x7f0000000340)="4e77582ae86bc806202d7ead41a4", &(0x7f0000000400)=""/132}, 0x28) close(r0) socketpair$inet(0x2, 0x3, 0x10001, &(0x7f0000000100)) [ 839.576372] FAULT_INJECTION: forcing a failure. [ 839.576372] name failslab, interval 1, probability 0, space 0, times 0 [ 839.587908] CPU: 0 PID: 26553 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 839.595168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.604508] Call Trace: [ 839.607094] dump_stack+0x194/0x24d [ 839.610708] ? arch_local_irq_restore+0x53/0x53 [ 839.615369] should_fail+0x8c0/0xa40 [ 839.619075] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 839.624167] ? lock_downgrade+0x980/0x980 [ 839.628303] ? lock_release+0xa40/0xa40 [ 839.632267] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 839.637274] ? find_held_lock+0x35/0x1d0 [ 839.641318] ? check_same_owner+0x320/0x320 [ 839.645626] ? sget_userns+0x27d/0xe40 [ 839.649503] ? rcu_note_context_switch+0x710/0x710 [ 839.654428] should_failslab+0xec/0x120 [ 839.658393] kmem_cache_alloc_trace+0x4b/0x740 [ 839.662952] ? sysfs_mount+0xc2/0x1c0 [ 839.666741] ? mount_fs+0x66/0x2d0 [ 839.670267] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 839.675008] ? do_mount+0xea4/0x2bb0 [ 839.678716] ? SyS_mount+0xab/0x120 [ 839.682332] ? do_syscall_64+0x281/0x940 [ 839.686384] sget_userns+0x2a3/0xe40 [ 839.690092] ? kernfs_sop_show_path+0x190/0x190 [ 839.694755] ? kernfs_sop_show_options+0x180/0x180 [ 839.699675] ? destroy_unused_super.part.6+0xd0/0xd0 [ 839.704787] ? check_same_owner+0x320/0x320 [ 839.709101] ? rcu_pm_notify+0xc0/0xc0 [ 839.712981] ? kernfs_mount_ns+0xb5/0x8b0 [ 839.717110] ? rcu_read_lock_sched_held+0x108/0x120 [ 839.722115] ? kmem_cache_alloc_trace+0x459/0x740 [ 839.726946] ? lock_downgrade+0x980/0x980 [ 839.731087] kernfs_mount_ns+0x13d/0x8b0 [ 839.735130] ? kernfs_super_ns+0x70/0x70 [ 839.739172] sysfs_mount+0xc2/0x1c0 [ 839.742787] ? sysfs_kill_sb+0x40/0x40 [ 839.746657] ? alloc_pages_current+0xbe/0x1e0 [ 839.751153] ? security_sb_copy_data+0x81/0xb0 [ 839.755720] mount_fs+0x66/0x2d0 [ 839.759066] vfs_kern_mount.part.26+0xc6/0x4a0 [ 839.763635] ? may_umount+0xa0/0xa0 [ 839.767250] ? _raw_read_unlock+0x22/0x30 [ 839.771395] ? __get_fs_type+0x8a/0xc0 2018/04/03 19:31:25 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) close(r2) close(r0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000040)) [ 839.775273] do_mount+0xea4/0x2bb0 [ 839.778799] ? copy_mount_string+0x40/0x40 [ 839.783018] ? rcu_pm_notify+0xc0/0xc0 [ 839.786892] ? copy_mount_options+0x5f/0x2e0 [ 839.791277] ? rcu_read_lock_sched_held+0x108/0x120 [ 839.796280] ? kmem_cache_alloc_trace+0x459/0x740 [ 839.801119] ? kasan_check_write+0x14/0x20 [ 839.805356] ? _copy_from_user+0x99/0x110 [ 839.809498] ? copy_mount_options+0x1f7/0x2e0 [ 839.813979] SyS_mount+0xab/0x120 [ 839.817409] ? copy_mnt_ns+0xb30/0xb30 [ 839.821276] do_syscall_64+0x281/0x940 [ 839.825152] ? vmalloc_sync_all+0x30/0x30 [ 839.829283] ? _raw_spin_unlock_irq+0x27/0x70 [ 839.833769] ? finish_task_switch+0x1c1/0x7e0 [ 839.838247] ? syscall_return_slowpath+0x550/0x550 [ 839.843165] ? syscall_return_slowpath+0x2ac/0x550 [ 839.848083] ? prepare_exit_to_usermode+0x350/0x350 [ 839.853080] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 839.858421] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 839.863254] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 839.868420] RIP: 0033:0x4552d9 2018/04/03 19:31:25 executing program 7 (fault-call:1 fault-nth:9): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 839.871589] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 839.879280] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 839.886527] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 839.893790] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 839.901044] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 839.908291] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000008 2018/04/03 19:31:25 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xffffffffffffffff}, 0x0, 0xfffffffffffffffc, 0xffffffffffffffff, 0x3) getpid() r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6(0xa, 0x3, 0xff, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = getpid() mkdir(&(0x7f0000000180)='./file0\x00', 0x100) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f00000001c0)=0x2, 0x4) perf_event_open(&(0x7f0000000100)={0x2, 0x70, 0xe8, 0x0, 0x0, 0x200, 0x0, 0x20, 0x20000, 0x3, 0x0, 0x7fffffff, 0x9, 0x7, 0x20, 0xfa2, 0x1ff, 0x0, 0xfffffffffffffffc, 0x0, 0xfffffffffffffff9, 0x8, 0x10000, 0x0, 0x7fffffff, 0x10001, 0xcf400, 0x8, 0x2, 0x100, 0x7ff, 0x5, 0x9, 0x8, 0x0, 0x9d, 0x3, 0x5, 0x0, 0x3, 0x4, @perf_config_ext={0x10001, 0x83d}, 0x20, 0x9, 0xad3, 0x7, 0x2, 0x1, 0xfffffffffffffff7}, r4, 0x1, r0, 0x2) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f0000001140)={r2}) ioctl$sock_kcm_SIOCKCMCLONE(r5, 0x89e2, &(0x7f0000001180)={r2}) r6 = getpid() socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000200)) perf_event_open(&(0x7f0000000080)={0x3, 0x70, 0x470f, 0x0, 0x7fff, 0x1f, 0x0, 0x4, 0x8, 0x0, 0x4c00000000000000, 0x7, 0x0, 0x4, 0x7fffffff, 0x7, 0x5, 0x1, 0x8, 0x7, 0x1, 0x4, 0x68, 0x8000, 0x401, 0x9, 0x100000000, 0x3d, 0x10001, 0x4, 0xfffffffffffffff8, 0x773, 0xffff, 0x0, 0x3f6b, 0x3, 0x6, 0x7ff, 0x0, 0x8, 0x6, @perf_bp={&(0x7f0000000040)}, 0x12008, 0x3, 0x8, 0x4, 0x9, 0x8000, 0x401}, r6, 0x10, r1, 0x9) 2018/04/03 19:31:25 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:25 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xa, 0x9, 0x4, 0xb, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r2, &(0x7f0000000040), &(0x7f00000000c0)}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000080)={r2, &(0x7f0000000040)}, 0x10) close(r0) 2018/04/03 19:31:25 executing program 1: socketpair(0x4, 0x80000, 0x1, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) 2018/04/03 19:31:26 executing program 6: socketpair(0x1, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg(r0, &(0x7f0000000640)={&(0x7f0000000740)=@can={0x0, 0x0}, 0x80, &(0x7f0000000c00)=[{&(0x7f00000007c0)=""/220, 0xdc}, {&(0x7f00000002c0)=""/45, 0x2d}, {&(0x7f00000008c0)=""/149, 0x95}, {&(0x7f0000000980)=""/170, 0xaa}, {&(0x7f0000000a40)=""/140, 0x8c}, {&(0x7f0000000b00)=""/237, 0xed}], 0x6, &(0x7f0000000c80)=""/192, 0xc0, 0x5}, 0x2) bpf$PROG_LOAD(0x5, &(0x7f0000000d40)={0x7, 0xb, &(0x7f0000000080)=@framed={{0x18, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x2d5}, [@jmp={0x5, 0x1ff, 0x0, 0xf, 0x0, 0xfffffff4, 0xfffffffffffffff0}, @initr0={0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x1ff}, @ldst={0x0, 0x3, 0x0, 0x7, 0xf, 0x100, 0xffffffffffffffff}, @alu={0x7, 0xffffffff00000001, 0x0, 0x8, 0x8, 0x0, 0xad457ef3b08ea563}], {0x95}}, &(0x7f0000000100)='syzkaller\x00', 0x2, 0x22, &(0x7f0000000180)=""/34, 0x41000, 0x1, [], r2}, 0x48) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) recvmsg(r0, &(0x7f0000003800)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000200)=""/129, 0x81}, {&(0x7f0000000300)=""/185, 0xb9}, {&(0x7f00000003c0)=""/143, 0x8f}, {&(0x7f0000000480)=""/120, 0x78}, {&(0x7f0000000500)=""/151, 0x97}], 0x5, &(0x7f0000000680)=""/169, 0xa9}, 0x140) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) 2018/04/03 19:31:26 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(r0, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000298000)}, 0x0) close(r1) sendmsg(r1, &(0x7f0000001080)={&(0x7f0000000600)=@generic={0x2, "399ef29abc3b23b396428e3288678e5ee2b82d97f1e909679edd52f20deede34b2ca98d384245d5ac70ec8e48b2eca5c00573704760783652b757b42c4d7962635290e2eb16eef3e9b977a5741303a5624f4b4462704381487647ecb13a8bd26ed7c52f2f514d3293d15c2dd674b5ca41915cb8525dcce375117dcaf2fd7"}, 0x80, &(0x7f0000000c40), 0x0, &(0x7f0000000d00)=ANY=[@ANYBLOB="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"], 0x108, 0x8001}, 0x40) sendmsg(r0, &(0x7f00000005c0)={&(0x7f0000000040)=@ax25={0x3, {"d16b45a24bbbd6"}, 0x4}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)=[{0xf8, 0x11f, 0x10d, "8edada79a334c1682c3e6aaca6fbb64d2026259eb6ddae615c2528d223df8996515dbfe085cc9afbabd0e74a4bccf7d53c63068f33f1b16b11811d66ba91b8cd52717ac98d55010d29cf2056fdc5a34fecfc1cf7938882fa5f981e2d2b949028bd065d92d8859661f8dac720b95e36e6ccb7d28204ad9f236d5003dd01e8ba99ae60e4a8815a2552c1b169b8332f8bdd2e549fe7d3f90a53ae746f4b0ab4fb6c8cd569714cc320aadcc346ee474ba5e41de46812e6486e6e14f51fe5334f838cd26a4d9d186aa4826cac06a73eba239c619fa2e81eca20d9e51b79ee2fcdf5452b9ac1"}, {0x58, 0x115, 0x9b, "a2b91f0cdc5bed561769d8395d9772f0856e5f942810107497ba9b401da68be10052e96b102a9fc1fed5f08f089c620398260ea562d072b32f0f9428fc4822680ceab1b0"}], 0x150, 0x870f7822e69b9740}, 0x8080) mount(&(0x7f00006f9ff8)='./file0\x00', &(0x7f0000145ffe)='..', &(0x7f0000c31000)='devpts\x00', 0x0, 0x0) socketpair$inet6(0xa, 0x6, 0x7, &(0x7f00000010c0)) [ 840.412687] FAULT_INJECTION: forcing a failure. [ 840.412687] name failslab, interval 1, probability 0, space 0, times 0 [ 840.424356] CPU: 1 PID: 26586 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 840.431704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 840.441047] Call Trace: [ 840.443638] dump_stack+0x194/0x24d [ 840.447256] ? arch_local_irq_restore+0x53/0x53 [ 840.451904] should_fail+0x8c0/0xa40 [ 840.455603] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 840.460692] ? find_next_zero_bit+0xe3/0x110 [ 840.465090] ? trace_hardirqs_off+0x10/0x10 [ 840.469421] ? __lock_is_held+0xb6/0x140 [ 840.473483] ? find_held_lock+0x35/0x1d0 [ 840.477547] ? __lock_is_held+0xb6/0x140 [ 840.481617] ? check_same_owner+0x320/0x320 [ 840.485941] ? rcu_note_context_switch+0x710/0x710 [ 840.490872] ? rcu_note_context_switch+0x710/0x710 [ 840.495806] should_failslab+0xec/0x120 [ 840.499777] __kmalloc+0x63/0x760 [ 840.503231] ? lockdep_init_map+0x9/0x10 [ 840.507281] ? debug_mutex_init+0x2d/0x60 [ 840.511415] ? __list_lru_init+0xcf/0x750 [ 840.515545] __list_lru_init+0xcf/0x750 [ 840.519508] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 840.525391] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 840.530408] ? __lockdep_init_map+0xe4/0x650 [ 840.534816] ? lockdep_init_map+0x9/0x10 [ 840.538873] sget_userns+0x691/0xe40 [ 840.542587] ? kernfs_sop_show_path+0x190/0x190 [ 840.547252] ? kernfs_sop_show_options+0x180/0x180 [ 840.552170] ? destroy_unused_super.part.6+0xd0/0xd0 [ 840.557258] ? check_same_owner+0x320/0x320 [ 840.561567] ? rcu_pm_notify+0xc0/0xc0 [ 840.565455] ? rcu_read_lock_sched_held+0x108/0x120 [ 840.570466] ? kmem_cache_alloc_trace+0x459/0x740 [ 840.575310] ? lock_downgrade+0x980/0x980 [ 840.579458] kernfs_mount_ns+0x13d/0x8b0 [ 840.583512] ? kernfs_super_ns+0x70/0x70 [ 840.587569] sysfs_mount+0xc2/0x1c0 [ 840.591192] ? sysfs_kill_sb+0x40/0x40 [ 840.595075] ? alloc_pages_current+0xbe/0x1e0 [ 840.599566] ? security_sb_copy_data+0x81/0xb0 [ 840.604139] mount_fs+0x66/0x2d0 [ 840.607492] vfs_kern_mount.part.26+0xc6/0x4a0 [ 840.612064] ? may_umount+0xa0/0xa0 [ 840.615687] ? _raw_read_unlock+0x22/0x30 [ 840.619822] ? __get_fs_type+0x8a/0xc0 [ 840.623698] do_mount+0xea4/0x2bb0 [ 840.627223] ? copy_mount_string+0x40/0x40 [ 840.631440] ? rcu_pm_notify+0xc0/0xc0 [ 840.635313] ? copy_mount_options+0x5f/0x2e0 [ 840.639699] ? rcu_read_lock_sched_held+0x108/0x120 [ 840.644694] ? kmem_cache_alloc_trace+0x459/0x740 [ 840.649518] ? kasan_check_write+0x14/0x20 [ 840.653736] ? _copy_from_user+0x99/0x110 [ 840.657865] ? copy_mount_options+0x1f7/0x2e0 [ 840.662339] SyS_mount+0xab/0x120 [ 840.665767] ? copy_mnt_ns+0xb30/0xb30 [ 840.669637] do_syscall_64+0x281/0x940 [ 840.673503] ? vmalloc_sync_all+0x30/0x30 [ 840.677634] ? _raw_spin_unlock_irq+0x27/0x70 [ 840.682111] ? finish_task_switch+0x1c1/0x7e0 [ 840.686585] ? syscall_return_slowpath+0x550/0x550 [ 840.691493] ? syscall_return_slowpath+0x2ac/0x550 [ 840.696399] ? prepare_exit_to_usermode+0x350/0x350 [ 840.701393] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 840.706738] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 840.711565] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 840.716733] RIP: 0033:0x4552d9 [ 840.719900] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 840.727591] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 840.734849] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 840.742099] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 840.749345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 840.756590] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000009 2018/04/03 19:31:27 executing program 0: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='pipefs\x00', 0x0, &(0x7f0000000200)) 2018/04/03 19:31:27 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000080)={0x7, 0x70, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4e, 0x0, 0x0, 0x0, @perf_config_ext}, 0xffffffffffffffff, 0x0, r0, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000000)={0x4, 0x0, [0x0, 0x0, 0x0, 0x0]}) 2018/04/03 19:31:27 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0xf201) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000000c0)={r2, &(0x7f0000000080)="595147ffbf7e3c41d02f8845a500", &(0x7f0000000200)=""/250}, 0x18) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000040)) close(r0) 2018/04/03 19:31:27 executing program 7 (fault-call:1 fault-nth:10): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:27 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}], 0x1, 0x0, 0x0, 0x1f}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:27 executing program 6: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0xa, 0x800, 0x100000000, &(0x7f00000002c0)={0xffffffffffffffff}) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000300)={&(0x7f0000000280)='./file0\x00', r1}, 0x10) socketpair(0x0, 0x0, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000240)=r2, 0x4) bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0xe, 0x3, &(0x7f0000000180)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x8, 0x45}, [], {0x95}}, &(0x7f0000000000)='@pH \x00', 0x10000002, 0x1c5, &(0x7f00000000c0)=""/153}, 0x48) 2018/04/03 19:31:27 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000040)) 2018/04/03 19:31:27 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000000b80)={&(0x7f0000000bc0)='./file0\x00', 0x0, 0x18}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg$kcm(r0, &(0x7f0000000b00)={&(0x7f0000000080)=@sco={0x1f, {0x200, 0x9ca, 0x10000, 0x7fff, 0xfffffffffffffffd, 0xffffffffffff5d74}}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000200)="1631abb64a538df58e8f54c184c2e5df403513ec2660d3fa9e44fc377fb35a26ce5354dcb28b237f2182ba3aa44447909075319ec4aeecb7b96fbc12e603b3985e0c4ae9e01b8e34a3eff07d9ae4757df6953aecf598a9518139a384c3894bd2aa031574dfe2530625f750351dbbcbc6c2f857438f1896248da625d5702535cb7516b2e83b0127be89a573f80d8edb95cec05b8ae96cbc338e99febe9e7e234d27f7680b92cf6ce1f6ae98aa9f7b2e5631c23a6fbf5e046d1995fcada773f836346a6c3a33e7e6c8daa396d8223da5", 0xcf}, {&(0x7f0000000300)="f517cccba5a8512624f6e32133ceaf8d113e243a4d025dc5d086dd38adca84af85ddc86235a26fb5ed1378a07a0784c56d80531fba4cafb2b559ce35f11804385f903add8617fe9ba5b0c796cbad5bbe4a3a1c7fbceee433756406589469e6e8efa206b5485b84c78f3c89715712336b19b4f66ab0b6d8689c286702a83ff8c24a9132bcbfc853ff7727956e70c3dddf26d679f1327eb45ade9e9f1b8afa5fdcb9d8e90b", 0xa4}, {&(0x7f0000000100)="9ba2ee4d1e27295053285b505ebc7f3a8626cb87bf40712bb6757e8174262c632bce92b6ee5c21718ece034d44d4139bc66254045733b350afcba66541aad1ad", 0x40}, {&(0x7f00000003c0)="65622d995b20e713719ed5cdb0144207a4d71759af99e2c808b8ba4c32b7990b4699a2e717953fb5af9ba7748cc59a85a8f73d7e4f448db99b878dae0a8455a72ec1c30ff25ab416960a674551494d1efd9785464ab266e7946d", 0x5a}, {&(0x7f0000000180)}, {&(0x7f0000000440)="4e6449ebaf345913343088f6a451d8fd9cd5706b29564ea83ce24de3ec4a31a88caf3e2d7f64c4b9802a5c6564f99db36a85a359e2c1a7a2087eb3bccf1ad3fbe616e8423d8e447755296e00db854ab556e25338ab5853500312f312fdd9c52d1cf856161e5276b1c9b231968a742f5e611d5d29f2636fb9e0c859f9150da937f4f6e3de6dc2f40a8ac3c068618fb461061bbf1050d3d19e672409ef43dd7e651d0006d9c8e07f86fbb2e01b4423fdd7d341aa9b7fe96421e3e06bb42eed64d4a2e92d7a473c8f7b0ef87bf1f3bc74f1403e7e3ea630c3ad63001039841331bf5333", 0xe2}, {&(0x7f0000000540)="95bca29c6c8422a61a5d1aeb7b0440d9613e3e498b775006cac64abf63e21aab3ff93e81e6d154cfa10e8a20bdf2fa220eedd9cfb8294754c24af92924c0cb548d5d25fd364d21711e3a4c8f6d5d361b652d2e4868050824c7999b0c6858981bf95dc92b6876", 0x66}, {&(0x7f00000005c0)="dc8a6782ad9c", 0x6}], 0x8, &(0x7f0000000680)=[{0xa8, 0x13f, 0x1, "1bcf7606af0e4e4d1092b9c7a960915c5c6eb2bc5c9ab954384cd2d0b325f15ae69a4a76a225f97d5063c6c3829f901e4ae11502ecccd454f224215808607e42547ec196af7e8efb82e1765b32bffc9fa5f552dbde62b58bc9262364997ac28fc9c2a939b7493e31c971ad28eafb6d70ecbbb96845f08d7aef181f1fa0bfd3f56c9bc7a1527c664e540d98aff722a838da9948"}, {0x58, 0x10f, 0x1000, "e1666d73bc5e255cfc1626d47adb8dc607b93104ee92214aef890e1cd3c5232b038b9d0a2582198467c5efc94e0f94afccb708d3dca2b2b7d1d5af2028bea1379c1ef92a5888"}, {0x78, 0x112, 0x101, "ef1e62440f3012fde325aa346db6e6f7871fead242db7937ac5dfab760391ec167bd721d1f43925b313a5ac46153599ebedcc1326c3d87f61eb931e9863b38c94a3ca841ed7f21d9b54c6b36c1a99887d35cd9258d58153ad530786ed6aeeab4b7edadd1119a"}, {0xa8, 0x11f, 0xfffffffffffffff7, "4c153e5682c6b7d7eb822d32621980a33747d61ae41ce1de4cdeafafc4f208b0f5db7ecc8126bb7ee3463f6d660976855691328bfecdf8298200bb18cf0804492e2f874fc3dea6f07ce657d7de4106c7b14414384f7d76f382016e936aa11ac5e07cca90c40661aa4132cecdd3e61995a04902fa0e63c732334dc576790e37d978f00d3a143aa57775803868a1135aaf04da35b5"}, {0x18, 0x112, 0x7fff, 'g'}, {0xd8, 0x119, 0xfffffffffffffffc, "a1fa04c18c6ea7f3e184f9e916f51a971a5591b3cd5074a753cfb08fba240af07bd4438f1be552ccf5ee93d0e5449a716d56f520e091d7d2b96f46083e4b8a806e3d0dcfe3b49315b727aa7dcf8664b3811fe80f8233b1234f030987738170b4c89e5de6cc98e80f09a8b711be85cca3d58813fdf49b0d9a9d83ad00292df4b19b90c75da21afcd7d5e1a5fed36207d61ce597710837078dbebdc997ce775396f731be8f135453ebe83ea136ba3f8f908f2880379122f13c234aebe7df3dbad7d85a2e94"}, {0x110, 0x116, 0x1ff, "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"}, {0x38, 0x116, 0x2, "7033c51d10ec03bd9d564b617996d5a3f91c3ae07fea5a8e01c8e565dbcd2b4f50c4189f"}], 0x458, 0x80}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000040)={0x0, r0, 0x3, 0x2}, 0x14) close(r0) 2018/04/03 19:31:27 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x12, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x2e0, &(0x7f0000000080), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB="00000000000000008e010000ff0100001ae7a549f67b56ba168e8ba7938485acd8cbc147ea706e0100000000000000008400000006000000a47c86e2ccac411cdccdd919db5057e2e3706d94841895d5200d2f53022cdfc1b2def44f8c6000c0ce14c58594d1d6498b658c2ec45732e9df6f0f958bd358e337a3362ae05667961ee45030d7d31dbb58f1db1e6ceddbc13a9409c1a1a9bfec6ed61d1c0f571aecb4390730000000009ee1f520e5e303ebf1c9ff4c88ac39f88925313320be3a9e4d7c8fb1fd893b5cd4264ccb533fe904a029ab021751cc8d43f5ecdb1598da7a9f16a57c15a3f74b75da"], 0xea}, 0x50) close(r1) close(r0) 2018/04/03 19:31:27 executing program 5: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000002c0)={r0, &(0x7f00000001c0)="7dc33512b6dc299f65111ce08072cddcd49976928b3504a2049a380fcf749c239ba2eca6836853115b370bf47d584f411a904c12695ec93f102dd5d9b68aa9396e9d7e89995ff83a4d85cb8d75d4313710c1fee0c3694408da1362641210b0381f6269c870db8c04f36ccb40c1dc30343dfc95514cd758e4b6fd2c920075cb69a48e285fcf7b80046adcc1ff0fee5f9ea73514da5e38799025e4c3d0d0988be40596bf498a97c6e686ced4a349c17c554bace5222d2bd14bb02b2220f2fcf9b6f22c99801c21abce4801b1481554a7f0c6c007a4ea8c935671065cdc0b364c419a110d77fd7d19acaa945bda52bbfca16576b476"}, 0x10) mkdir(&(0x7f0000000040)='./file0\x00', 0x11) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000300)="50add503a9c3d72a09", 0x9}], 0x1, &(0x7f00000003c0)=[{0xa8, 0x0, 0x4, "d30a1cdfd329b371ffcb6a86c775adb28a2126abd121fe60e3a39daf318c999e02721ab9bd5c3daa45e0aedbe42303330cedad2c09b9ec587619dcce7b98622badf216368a20c8f3d571fabd58034b56eb9bc867f5642d363823e8f97d189f65df5b50c1ab3b4bfefc701a955a92a5b9613d1e313e9e3e1fcaa99350dbd47e4a32468f777f81dfbdc8113a1441a9ef0d15aa3c7728d9"}, {0x98, 0x0, 0x5cedce0, "b2341016b1b9d22a5f3188b335ff46ae972a433434d36a9137c2b04a616fef4d47f8986baf68dc9e5c5d44948d8b724c2f1acd5583cda0b23ac16648d51987f6ac4b254a82ad5ae190440c9a22007d4737c52fb279c356100333b46c77bf26077d44694f783dab66d3c128e2124e15e371182f40c18bfc89e705b6ef868fc23782b9270704a9"}], 0x140, 0x20000000}, 0x40) mkdir(&(0x7f0000000340)='./file0\x00', 0x28) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='overlay\x00', 0xc000, 0x0) 2018/04/03 19:31:27 executing program 0: socketpair(0x10, 0x4, 0x5, &(0x7f0000000000)={0xffffffffffffffff}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000001c0)={r0, &(0x7f00000000c0)="c07cbf39af99c3494db23c90c7e725d937aca631b5250142b3ba0e4d64f00f87c063e271ea31f30378bb90700f0138d17907cfd106e61623ae013dd283aaf693b309b967d2538ece1ff64ee6508c0a8e771ec1c8350c494cba3ad4c287d21b862729b1f98e2ad94d635c14b64f34ca443f1460369951164f5270f4da5dfe71228589aeede269d2f227ef7c2d2b0beae469253d82b4152b826783e4c9ea20e64e310ef7c134b5152c2e2c1eb678f151f5411083cf816a1ad3db9ebb6d85750174bb8a7698f655fa19edff053ca7eaf7ebd700d096d3d47277a071cf046e28fb64bbe316e9fa1c4b5e2aab11c3ce5635343b2401859a51bb"}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000380)={r0, &(0x7f0000000200)="bf6a844c3c2e3bb02869e972853bcf7479af73c4205f9c153f0440d4053ccb1af53117e1baf013489d971cbfab9b4dd9d7f0460b4ad6ae72ccdf761cfe45cf92174a54c130a1f13f2cae", &(0x7f0000000280)="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", 0x3}, 0x20) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x5, 0x8, 0x4, 0x3}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r1, &(0x7f0000000040), &(0x7f00000000c0)}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000080)={r1, &(0x7f0000000040)}, 0x10) [ 841.656829] FAULT_INJECTION: forcing a failure. [ 841.656829] name failslab, interval 1, probability 0, space 0, times 0 [ 841.668135] CPU: 1 PID: 26625 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 841.675407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 841.684760] Call Trace: [ 841.687350] dump_stack+0x194/0x24d [ 841.690983] ? arch_local_irq_restore+0x53/0x53 [ 841.695652] ? kernel_text_address+0xd1/0xe0 [ 841.700047] ? __unwind_start+0x169/0x330 [ 841.704180] should_fail+0x8c0/0xa40 [ 841.707875] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 841.712961] ? save_stack+0x43/0xd0 [ 841.716575] ? kasan_kmalloc+0xad/0xe0 [ 841.720448] ? __kmalloc+0x162/0x760 [ 841.724137] ? __list_lru_init+0xcf/0x750 [ 841.728262] ? find_held_lock+0x35/0x1d0 [ 841.732302] ? __lock_is_held+0xb6/0x140 [ 841.736356] ? check_same_owner+0x320/0x320 [ 841.740663] ? rcu_note_context_switch+0x710/0x710 [ 841.745573] should_failslab+0xec/0x120 [ 841.749534] kmem_cache_alloc_node_trace+0x5a/0x760 2018/04/03 19:31:27 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000080)={r0, r1}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000040)={r0}) [ 841.754534] ? mark_held_locks+0xaf/0x100 [ 841.758670] ? __raw_spin_lock_init+0x1c/0x100 [ 841.763239] __kmalloc_node+0x33/0x70 [ 841.767029] kvmalloc_node+0x99/0xd0 [ 841.770726] __list_lru_init+0x5d5/0x750 [ 841.774769] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 841.780634] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 841.785636] ? __lockdep_init_map+0xe4/0x650 [ 841.790045] ? lockdep_init_map+0x9/0x10 [ 841.794098] sget_userns+0x691/0xe40 [ 841.797801] ? kernfs_sop_show_path+0x190/0x190 [ 841.802475] ? kernfs_sop_show_options+0x180/0x180 [ 841.807401] ? destroy_unused_super.part.6+0xd0/0xd0 [ 841.812509] ? check_same_owner+0x320/0x320 [ 841.816827] ? rcu_pm_notify+0xc0/0xc0 [ 841.820704] ? rcu_read_lock_sched_held+0x108/0x120 [ 841.825704] ? kmem_cache_alloc_trace+0x459/0x740 [ 841.830530] ? lock_downgrade+0x980/0x980 [ 841.834672] kernfs_mount_ns+0x13d/0x8b0 [ 841.838715] ? kernfs_super_ns+0x70/0x70 [ 841.842768] sysfs_mount+0xc2/0x1c0 [ 841.846380] ? sysfs_kill_sb+0x40/0x40 [ 841.850256] ? alloc_pages_current+0xbe/0x1e0 [ 841.854755] ? security_sb_copy_data+0x81/0xb0 [ 841.859358] mount_fs+0x66/0x2d0 [ 841.862721] vfs_kern_mount.part.26+0xc6/0x4a0 [ 841.867289] ? may_umount+0xa0/0xa0 [ 841.870893] ? _raw_read_unlock+0x22/0x30 [ 841.875664] ? __get_fs_type+0x8a/0xc0 [ 841.879544] do_mount+0xea4/0x2bb0 [ 841.883084] ? copy_mount_string+0x40/0x40 [ 841.887318] ? rcu_pm_notify+0xc0/0xc0 [ 841.891209] ? copy_mount_options+0x5f/0x2e0 [ 841.895606] ? rcu_read_lock_sched_held+0x108/0x120 [ 841.900602] ? kmem_cache_alloc_trace+0x459/0x740 [ 841.905435] ? kasan_check_write+0x14/0x20 [ 841.909662] ? _copy_from_user+0x99/0x110 [ 841.913796] ? copy_mount_options+0x1f7/0x2e0 [ 841.918273] SyS_mount+0xab/0x120 [ 841.921704] ? copy_mnt_ns+0xb30/0xb30 [ 841.925568] do_syscall_64+0x281/0x940 [ 841.929437] ? vmalloc_sync_all+0x30/0x30 [ 841.933574] ? finish_task_switch+0x1c1/0x7e0 [ 841.938057] ? syscall_return_slowpath+0x550/0x550 [ 841.942982] ? syscall_return_slowpath+0x2ac/0x550 [ 841.947915] ? prepare_exit_to_usermode+0x350/0x350 [ 841.953026] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 841.958385] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 841.963224] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 841.968406] RIP: 0033:0x4552d9 [ 841.971591] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 841.979296] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 841.986556] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 841.993808] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 2018/04/03 19:31:27 executing program 7 (fault-call:1 fault-nth:11): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:27 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xf, 0x4, 0x0, 0x1, 0x0, 0x1}, 0x2c) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000000c0)={r0, &(0x7f0000000040)="6e62a2a3053c1078655be9235b61753342797c8e9fc9909da60bb2159348d390076ecc6715d00deaa7a6ee5455eb8a6774ade65f4ab92e5cb1d84ea572f8d9739f54f9cb254e886849334c91c0644347b3b570e55b9901df5a03271adc23d9a05a0ad3f9109cbc889af3", &(0x7f00000001c0)=""/145}, 0x18) socketpair(0x13, 0xa, 0x101, &(0x7f00000007c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$kcm(r1, &(0x7f0000000c80)={&(0x7f0000000840)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x1, 0x2, 0x0, 0x0, {0xa, 0x4e22, 0x7, @dev={0xfe, 0x80, [], 0x18}, 0x7}}}, 0x80, &(0x7f0000000b80)=[{&(0x7f00000008c0)="4df1db817b4d664be265508ec3fcf59cd19528b35c341c2d", 0x18}, {&(0x7f0000000900)="e56efd74a11d8e04f1d381edcda4e60e69f9740e098758e9e53c950ef17a87c2ce82a0a6e2676f1146e81b73875bfe426372c7cd30157c91f4", 0x39}, {&(0x7f0000000940)="0240a42f95dc802ec9f726c8f15596bf7e376aa3b30a150f63413d708d63e27cc8cc114b0a8e5ee46495b27cc766c6ef8fcc65eb5237fd41941e2f9dcd872fde9a078576e96642131027a3de92e7a0a6f3c01488025a28e1d00ff0c322e8bb", 0x5f}, {&(0x7f00000009c0)="858f7cbe870afdabda216a7db7f3ede23961d1e020335552920a3c4518082a0ba4c5b49a0f5a7cfe71209c2433db78106b88ed59c6a669bd47138897dece2079f40800c7959f54ecc5dca8361865f749fda94241e92429966a9e3693369d96ad0051dd381c12cfb72b5f2c16853bcc7e03487cfd04e27dcc57ce12b258f48b4d46c780a93bf98e25b94313cad652d255f37cda22ac037c44c5", 0x99}, {&(0x7f0000000a80)="4a76453439f67f924507a84d8ecd53e76d5f61995a11bc4bca9042864fc532523a3538197598dc84291e7978b207467a8006c83d66ec2773c13dd0d761f3357b0c640dd1a1a560aebee33e6b0dfc33ffabb72ed5cdee5d710050daf0fa6f715d0cef9979f599320d6275fa7ddb9c353f4c8b32ef192b45f4c0053ac06d9036bb6c5d12f714fc1584aa817a3e294ba2a7f9cdb3fb2a9de3", 0x97}, {&(0x7f0000000b40)}], 0x6, &(0x7f0000000300)=ANY=[@ANYBLOB="48000000000000001d0100000210000019dcec7ce651f97737492d2fce94e7d625a374ad51dc4e353ff007de0afae66217a23e71fe3a2e7c3e7a0056760d61205657add28964a000b625e71a22938781395f2f60bd9bd72fe073ea4143de77b9c96246c2f5808059fda3a21131aa0c9c2378c5f3a5173116721df24d817fa4e8203862b2a3af18b0603ce61877855ebe19ff01000007fabb2a7650821eea9f56200cfd21324ca2c47ae868bba7c20f5c59e96f2e28ac4d02b013cc7c43b4f2f5e425aacdd6426a74479e928c8ce51c470a9f0e65a21e92fcc7c6ebb7d99193b0470ef26544c9316ea1c1e8"], 0x48, 0x1}, 0x48880) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000180)={r0, &(0x7f0000000100), &(0x7f0000000140)=""/9}, 0x18) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)={0x4, 0x200, 0x4, 0x6, 0x19, 0xffffffffffffffff, 0x6}, 0x2c) [ 842.001729] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 842.008975] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000a [ 842.572609] FAULT_INJECTION: forcing a failure. [ 842.572609] name failslab, interval 1, probability 0, space 0, times 0 [ 842.583958] CPU: 0 PID: 26675 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 842.591221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 842.600565] Call Trace: [ 842.603134] dump_stack+0x194/0x24d [ 842.606745] ? arch_local_irq_restore+0x53/0x53 [ 842.611404] should_fail+0x8c0/0xa40 [ 842.615104] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 842.620184] ? find_next_zero_bit+0xe3/0x110 [ 842.624572] ? trace_hardirqs_off+0x10/0x10 [ 842.628882] ? __lock_is_held+0xb6/0x140 [ 842.632935] ? find_held_lock+0x35/0x1d0 [ 842.636984] ? __lock_is_held+0xb6/0x140 [ 842.641026] ? check_same_owner+0x320/0x320 [ 842.645334] ? rcu_note_context_switch+0x710/0x710 [ 842.650247] ? rcu_note_context_switch+0x710/0x710 [ 842.655155] should_failslab+0xec/0x120 [ 842.659104] __kmalloc+0x63/0x760 [ 842.662535] ? lockdep_init_map+0x9/0x10 [ 842.666570] ? debug_mutex_init+0x2d/0x60 [ 842.670696] ? __list_lru_init+0xcf/0x750 [ 842.674823] __list_lru_init+0xcf/0x750 [ 842.678776] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 842.684641] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 842.689634] ? __lockdep_init_map+0xe4/0x650 [ 842.694024] ? lockdep_init_map+0x9/0x10 [ 842.698073] sget_userns+0x691/0xe40 [ 842.701775] ? kernfs_sop_show_path+0x190/0x190 [ 842.706419] ? kernfs_sop_show_options+0x180/0x180 [ 842.711335] ? destroy_unused_super.part.6+0xd0/0xd0 [ 842.716415] ? check_same_owner+0x320/0x320 [ 842.720713] ? rcu_pm_notify+0xc0/0xc0 [ 842.724576] ? rcu_read_lock_sched_held+0x108/0x120 [ 842.729565] ? kmem_cache_alloc_trace+0x459/0x740 [ 842.734382] ? lock_downgrade+0x980/0x980 [ 842.738508] kernfs_mount_ns+0x13d/0x8b0 [ 842.742553] ? kernfs_super_ns+0x70/0x70 [ 842.746590] sysfs_mount+0xc2/0x1c0 [ 842.750191] ? sysfs_kill_sb+0x40/0x40 [ 842.754062] ? alloc_pages_current+0xbe/0x1e0 [ 842.758540] ? security_sb_copy_data+0x81/0xb0 [ 842.763098] mount_fs+0x66/0x2d0 [ 842.766444] vfs_kern_mount.part.26+0xc6/0x4a0 [ 842.771001] ? may_umount+0xa0/0xa0 [ 842.774613] ? _raw_read_unlock+0x22/0x30 [ 842.778733] ? __get_fs_type+0x8a/0xc0 [ 842.782604] do_mount+0xea4/0x2bb0 [ 842.786129] ? copy_mount_string+0x40/0x40 [ 842.790348] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 842.795347] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 842.800082] ? retint_kernel+0x10/0x10 [ 842.803947] ? copy_mount_options+0x18b/0x2e0 [ 842.808448] ? copy_mount_options+0x196/0x2e0 [ 842.812917] ? copy_mount_options+0x1f7/0x2e0 [ 842.817387] SyS_mount+0xab/0x120 [ 842.820815] ? copy_mnt_ns+0xb30/0xb30 [ 842.824679] do_syscall_64+0x281/0x940 [ 842.828539] ? vmalloc_sync_all+0x30/0x30 [ 842.832659] ? _raw_spin_unlock_irq+0x27/0x70 [ 842.837127] ? finish_task_switch+0x1c1/0x7e0 [ 842.841598] ? syscall_return_slowpath+0x550/0x550 [ 842.846512] ? syscall_return_slowpath+0x2ac/0x550 [ 842.851427] ? prepare_exit_to_usermode+0x350/0x350 [ 842.856428] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 842.861772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 842.866593] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 842.871773] RIP: 0033:0x4552d9 [ 842.874946] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 842.882630] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 842.889876] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 842.897124] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 842.904377] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 842.911622] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000b 2018/04/03 19:31:28 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000040)) 2018/04/03 19:31:28 executing program 5: mkdir(&(0x7f0000000040)='./file0/file0\x00', 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x69}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000030000000000000000000000711000000000000000000000000000009500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000180)) mount(&(0x7f0000000600)='./file0/file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000800)="6270660010a77765c3e8ad12a8755be4285b239ebf6299f13cb0ed5dab4d77b8e69188e55dcf564f96b4a68c28829b86ca037ca6599b634443232ed2205eef27f9cdc77d73472801c4", 0x0, &(0x7f0000000200)) 2018/04/03 19:31:28 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x400000000000000a, 0x1ff, 0x7fff, 0x100000043}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)={0x4000000000c, 0x10000000008a, 0x0, 0xea6d, 0xf}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={r0, &(0x7f0000000280)="5082574c29cd889c3fdfb47927bac937e59d6fb524efdb331bd106bdc702721a72fdf263eca91340", &(0x7f00000001c0)=""/9}, 0x18) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) gettid() r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001180)={&(0x7f00000011c0)='./file0\x00'}, 0x28d) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001440)={&(0x7f0000001400)='./file0\x00', r2}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000000)={&(0x7f0000000000)='./file0\x00'}, 0x61) mount(&(0x7f0000000100)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)="000009b8", 0x804022, &(0x7f0000000180)="236f589bc391ec020c4b1ae3e13cadf71f3cc18f423b0e7684cdbaf5ee05f65c1cc5d617b0c283fd30a444") socketpair(0xa, 0x80003, 0x7ac0, &(0x7f00000001c0)={0x0, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r3, 0x2401, 0x98) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001240)={r3, &(0x7f0000000200)="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", &(0x7f0000001200)="55fe"}, 0x20) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r2, 0x28, &(0x7f00000000c0)}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000001600)={r4, &(0x7f00000014c0)="a2bc1838300e0ba7c3d1f765a491303e61c8322b9b9152a46ee4b2d960c8b6b24c8d6e226842bfc7ff55fe742eaeb1303cca295e3b620dfbe74ede69", &(0x7f0000001740)=""/209}, 0x18) bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x6, 0x4, 0x6879, 0xb, 0x0, 0xffffffffffffffff, 0x0, [0x4]}, 0x2c) mkdir(&(0x7f0000002140)='./file0/file0\x00', 0x1) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) socketpair(0xd, 0x80000, 0x7fffffff, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000002080)={0xf, 0xe0, 0x80, 0x5, 0x0, r0, 0xf09}, 0x2c) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_REFRESH(0xffffffffffffffff, 0x2402, 0x1) mkdir(&(0x7f0000000080)='./file0\x00', 0x80) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f00000001c0)='bdev\x00', 0x80000, &(0x7f0000000080)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000002100)={&(0x7f00000020c0)='./file0/file0\x00', r6}, 0x10) ioctl$PERF_EVENT_IOC_DISABLE(0xffffffffffffffff, 0x2401, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r5, 0x2401, 0x7cf7) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r1, &(0x7f0000001280)="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", &(0x7f00000000c0)}, 0x20) socketpair(0x0, 0xa, 0x987, &(0x7f0000000240)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000100)={r7}) close(r0) 2018/04/03 19:31:28 executing program 6: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f00000000c0)=ANY=[@ANYBLOB="18000000100044bd000000000000000000000500000000000000d4000000400000009500000000000000"], &(0x7f000001bff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f0000011000)=""/195}, 0x48) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r0, 0x0, 0xe, 0x84, &(0x7f0000000100)="416fe71f79ef42537532367622c1", &(0x7f00000002c0)=""/132}, 0x28) 2018/04/03 19:31:28 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) close(r0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000180)={r2, &(0x7f0000000040)="8dbfa8473afa6f8573548ca861d81828c5f611a647aa2c33d5a1ceffd80909dd477980e666f616bd6af825d5341a6511234281faaea636803578cb7b3408fe8bec9a7d3f", &(0x7f00000000c0)=""/99}, 0x18) 2018/04/03 19:31:28 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}], 0x1, 0x0, 0x0, 0x1f}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:28 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r1, 0x50, &(0x7f0000000040)}, 0x10) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:28 executing program 7 (fault-call:1 fault-nth:12): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:29 executing program 5: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}], 0x1, 0x0, 0x0, 0x1f}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:29 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x1, 0x84, 0x2727, 0xffffffff00000001}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000000), &(0x7f0000000100)}, 0x20) 2018/04/03 19:31:29 executing program 0: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000380)) mount(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)='./file0\x00', &(0x7f0000000340)='pipefs\x00', 0x2, 0x0) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000240)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x8}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000280)={&(0x7f0000000040)='./file0\x00', r0}, 0x10) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)="686673706c7573000f46a31e3c0367e409da01b4f9cfeb9f5d53b24684d0e71f5a785f064302aafb5971672e26d55092a1709da7623a35b2acfe31d80620a015ee6dacb33f3b7f6cbfd90a1045fe5cd91bcf1e8306b3f0832d5f172b69b4eb0ea5e9dc8110177af82a2434a883c0e9bcfb42754b161b9e160c134c7a7004156c21e9574264436103892ec9ee7f81f0b81da805df23dbeca2d3dcc184743c071b55f5886499805da8e6cd3d4da9bb387381d2af33a220ad7d021db36e702488ace2d2f61722f063e768b45b8336998d2e508133bce1f2ff3d1eef35fa5bc1b841ab71", 0x0, 0x0) [ 843.494134] FAULT_INJECTION: forcing a failure. [ 843.494134] name failslab, interval 1, probability 0, space 0, times 0 [ 843.505497] CPU: 0 PID: 26702 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 843.512764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.522099] Call Trace: [ 843.524684] dump_stack+0x194/0x24d [ 843.528302] ? arch_local_irq_restore+0x53/0x53 [ 843.532959] ? __save_stack_trace+0x7e/0xd0 [ 843.537275] should_fail+0x8c0/0xa40 [ 843.540983] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 843.546073] ? kasan_kmalloc+0xad/0xe0 [ 843.549938] ? kmem_cache_alloc_trace+0x136/0x740 [ 843.554763] ? __memcg_init_list_lru_node+0x169/0x270 [ 843.559942] ? __list_lru_init+0x544/0x750 [ 843.564161] ? sget_userns+0x691/0xe40 [ 843.568025] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 843.572754] ? do_mount+0xea4/0x2bb0 [ 843.576454] ? SyS_mount+0xab/0x120 [ 843.580071] ? do_syscall_64+0x281/0x940 [ 843.584113] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 843.589456] ? find_held_lock+0x35/0x1d0 [ 843.593503] ? __lock_is_held+0xb6/0x140 [ 843.597549] ? check_same_owner+0x320/0x320 [ 843.601849] ? rcu_note_context_switch+0x710/0x710 [ 843.606770] should_failslab+0xec/0x120 [ 843.610733] kmem_cache_alloc_trace+0x4b/0x740 [ 843.615292] ? __kmalloc_node+0x33/0x70 [ 843.619242] ? __kmalloc_node+0x33/0x70 [ 843.623195] ? rcu_read_lock_sched_held+0x108/0x120 [ 843.628189] __memcg_init_list_lru_node+0x169/0x270 [ 843.633183] ? list_lru_add+0x7c0/0x7c0 [ 843.637134] ? __kmalloc_node+0x47/0x70 [ 843.641089] __list_lru_init+0x544/0x750 [ 843.645133] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 843.650994] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 843.655984] ? __lockdep_init_map+0xe4/0x650 [ 843.660374] ? lockdep_init_map+0x9/0x10 [ 843.664413] sget_userns+0x691/0xe40 [ 843.668110] ? kernfs_sop_show_path+0x190/0x190 [ 843.672763] ? kernfs_sop_show_options+0x180/0x180 [ 843.677671] ? destroy_unused_super.part.6+0xd0/0xd0 [ 843.682753] ? check_same_owner+0x320/0x320 [ 843.687050] ? rcu_pm_notify+0xc0/0xc0 [ 843.690925] ? rcu_read_lock_sched_held+0x108/0x120 [ 843.695925] ? kmem_cache_alloc_trace+0x459/0x740 [ 843.700761] ? lock_downgrade+0x980/0x980 [ 843.704890] kernfs_mount_ns+0x13d/0x8b0 [ 843.708927] ? kernfs_super_ns+0x70/0x70 [ 843.712965] sysfs_mount+0xc2/0x1c0 [ 843.716565] ? sysfs_kill_sb+0x40/0x40 [ 843.720429] ? alloc_pages_current+0xbe/0x1e0 [ 843.724899] ? security_sb_copy_data+0x81/0xb0 [ 843.729457] mount_fs+0x66/0x2d0 [ 843.732802] vfs_kern_mount.part.26+0xc6/0x4a0 [ 843.737361] ? may_umount+0xa0/0xa0 [ 843.740966] ? _raw_read_unlock+0x22/0x30 [ 843.745091] ? __get_fs_type+0x8a/0xc0 [ 843.748961] do_mount+0xea4/0x2bb0 [ 843.752480] ? copy_mount_string+0x40/0x40 [ 843.756696] ? rcu_pm_notify+0xc0/0xc0 [ 843.760571] ? copy_mount_options+0x5f/0x2e0 [ 843.764961] ? rcu_read_lock_sched_held+0x108/0x120 [ 843.769966] ? kmem_cache_alloc_trace+0x459/0x740 [ 843.774795] ? kasan_check_write+0x14/0x20 [ 843.779011] ? _copy_from_user+0x99/0x110 [ 843.783151] ? copy_mount_options+0x1f7/0x2e0 [ 843.787639] SyS_mount+0xab/0x120 [ 843.791072] ? copy_mnt_ns+0xb30/0xb30 [ 843.794937] do_syscall_64+0x281/0x940 [ 843.798799] ? vmalloc_sync_all+0x30/0x30 [ 843.802930] ? _raw_spin_unlock_irq+0x27/0x70 [ 843.807414] ? finish_task_switch+0x1c1/0x7e0 [ 843.811904] ? syscall_return_slowpath+0x550/0x550 [ 843.816816] ? syscall_return_slowpath+0x2ac/0x550 [ 843.821728] ? prepare_exit_to_usermode+0x350/0x350 [ 843.826729] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 843.832070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 843.836902] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 843.842075] RIP: 0033:0x4552d9 2018/04/03 19:31:29 executing program 7 (fault-call:1 fault-nth:13): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 843.845238] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 843.852931] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 843.860176] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 843.867424] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 843.874673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 843.881928] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000c 2018/04/03 19:31:29 executing program 4: socketpair(0x10, 0x5, 0x8, &(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r1) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x5) close(r1) close(r0) 2018/04/03 19:31:29 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) close(r1) close(r0) 2018/04/03 19:31:29 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}], 0x1, 0x0, 0x0, 0x1f}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:29 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x8e}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000000140)=ANY=[@ANYBLOB="18000000000000000000000000000000711000000000000000000000000000019500000000000000f98b53045393a61110629f93ec621101f5a382d0a257b56e4bed3a98fe055efa13b75a0ef77f068f3899046cae9a2926e7b1b841c54c2906b38ff1cbacbb969645c0223ca360adfa13cf0b90589526bd0829ba77d98fe9aab97e39d9f00ae624543f7142d2bde7838f07cf6a1a737298eabd25b08ce5660591ef376505948ec96b6c6ee6e39e388e53f64b928b9c19622e04ee47"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) 2018/04/03 19:31:30 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) close(r0) sendmsg(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000200)="6e252fb035deb061f2ca775dde125647e8d834101816415b22328b3d8a3e49cce782c1bf1681af51213041fa303d64e24f35b53859eeda6c1b872eae0e70485dc57cabf6986e92a38d61b47d6ab0d412858b467bbd0dc0538c03db5905045264ba40880f913ead3e6d0a9affb5ead71fa52c67461107dedb01a9f89d49822905545fdd979a5c3ea4a3af01de997d05d783cd504459cd57e5a62633ef79a0720e40bc81e27a7288bea429a9a2d910404d61bd12dec360a6b1f56541fd264fcf51948a282eeda3e968328ac9e689fbe7c98d59dc1bb79d60af84457e76cb04dc7bd0afab5d852e5c08b672159a", 0xec}, {&(0x7f00000000c0)="ffa620c6cce629295857e58c59dcc9f9b2eada112391ffef2b37e3f2ced64ef7c2416801f80a8289dd3760287e98b161019ecf917ab464f05bcb2067bb2ba4586672eab4dda934cfae8dbd147e17e34377a686d32cc8b47339b7652ffed750d6d57d11a16efb", 0x66}, {&(0x7f0000000180)="0e9025fcacf6ef6cff3bd940ae3cdc875820265a", 0x14}], 0x3, &(0x7f0000000340)=[{0xd8, 0x100, 0x8c8, "c7408f5a9411d65853be9d469d497142b9acafe17225d7f0e8ad9a665da502904f7962a1f42536ed4876776010114cc0227c7e3817b16601fbbe8663ed9ee2bb83c23a96a597ae9798c236a8b46659c2ebd5e52c57b4509837fa66f5593df3ad81d282103121ef238aa93271e179524abf28d337089b89c12458fb88314b379c81d372cec40dcd4c98af3cc4a32c3c0ca7b1a7a99f4ef76a4a26dda43d9e469c607060bdd92e48848f85a7259559b8127237a4fefd171307861d311e9c844ed5893bd6ecac26bc9c"}, {0x70, 0x0, 0x0, "098dc6d6e34bcc8045abb590fddef93cb1122610adc243a24151a4da3d75005a9d598a0846b4e7140e50c6531ee27a52b198d14fae5248d779fb5fbc8a80edf9083ac097f9f4268e08f7f63577b68dcae75abd52ba829c6c94a433d4f048"}], 0x148, 0x8000}, 0x4000) [ 844.446405] FAULT_INJECTION: forcing a failure. [ 844.446405] name failslab, interval 1, probability 0, space 0, times 0 [ 844.457695] CPU: 1 PID: 26719 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 844.464951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 844.474291] Call Trace: [ 844.476874] dump_stack+0x194/0x24d [ 844.480493] ? arch_local_irq_restore+0x53/0x53 [ 844.485144] should_fail+0x8c0/0xa40 [ 844.488848] ? is_bpf_text_address+0xa4/0x120 [ 844.493344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 844.498447] ? __kernel_text_address+0xd/0x40 [ 844.502942] ? unwind_get_return_address+0x61/0xa0 [ 844.507867] ? find_held_lock+0x35/0x1d0 [ 844.511914] ? __lock_is_held+0xb6/0x140 [ 844.515963] ? check_same_owner+0x320/0x320 [ 844.520264] ? rcu_note_context_switch+0x710/0x710 [ 844.525171] should_failslab+0xec/0x120 [ 844.529132] kmem_cache_alloc_trace+0x4b/0x740 [ 844.533705] ? __kmalloc_node+0x33/0x70 [ 844.537663] ? __kmalloc_node+0x33/0x70 [ 844.541614] ? rcu_read_lock_sched_held+0x108/0x120 [ 844.546607] __memcg_init_list_lru_node+0x169/0x270 [ 844.551605] ? list_lru_add+0x7c0/0x7c0 [ 844.555568] ? __kmalloc_node+0x47/0x70 [ 844.559535] __list_lru_init+0x544/0x750 [ 844.563581] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 844.569454] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 844.574464] ? __lockdep_init_map+0xe4/0x650 [ 844.578870] ? lockdep_init_map+0x9/0x10 [ 844.582925] sget_userns+0x691/0xe40 [ 844.586635] ? kernfs_sop_show_path+0x190/0x190 [ 844.591301] ? kernfs_sop_show_options+0x180/0x180 [ 844.596219] ? destroy_unused_super.part.6+0xd0/0xd0 [ 844.601313] ? check_same_owner+0x320/0x320 [ 844.605626] ? rcu_pm_notify+0xc0/0xc0 [ 844.609519] ? rcu_read_lock_sched_held+0x108/0x120 [ 844.614522] ? kmem_cache_alloc_trace+0x459/0x740 [ 844.619341] ? lock_downgrade+0x980/0x980 [ 844.623477] kernfs_mount_ns+0x13d/0x8b0 [ 844.627526] ? kernfs_super_ns+0x70/0x70 [ 844.631564] sysfs_mount+0xc2/0x1c0 [ 844.635175] ? sysfs_kill_sb+0x40/0x40 [ 844.639044] ? alloc_pages_current+0xbe/0x1e0 [ 844.643520] ? security_sb_copy_data+0x81/0xb0 [ 844.648083] mount_fs+0x66/0x2d0 [ 844.651434] vfs_kern_mount.part.26+0xc6/0x4a0 [ 844.655989] ? may_umount+0xa0/0xa0 [ 844.659604] ? _raw_read_unlock+0x22/0x30 [ 844.663734] ? __get_fs_type+0x8a/0xc0 [ 844.667607] do_mount+0xea4/0x2bb0 [ 844.671127] ? copy_mount_string+0x40/0x40 [ 844.675350] ? rcu_pm_notify+0xc0/0xc0 [ 844.679232] ? copy_mount_options+0x5f/0x2e0 [ 844.683631] ? rcu_read_lock_sched_held+0x108/0x120 [ 844.688626] ? kmem_cache_alloc_trace+0x459/0x740 [ 844.693456] ? kasan_check_write+0x14/0x20 [ 844.697668] ? copy_mount_options+0x1f7/0x2e0 [ 844.702152] SyS_mount+0xab/0x120 [ 844.705588] ? copy_mnt_ns+0xb30/0xb30 [ 844.709461] do_syscall_64+0x281/0x940 [ 844.713337] ? vmalloc_sync_all+0x30/0x30 [ 844.717480] ? _raw_spin_unlock_irq+0x27/0x70 [ 844.721958] ? finish_task_switch+0x1c1/0x7e0 [ 844.726431] ? syscall_return_slowpath+0x550/0x550 [ 844.731349] ? syscall_return_slowpath+0x2ac/0x550 [ 844.736295] ? prepare_exit_to_usermode+0x350/0x350 [ 844.741307] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 844.746664] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 844.751511] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 844.756688] RIP: 0033:0x4552d9 [ 844.759854] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 844.767536] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 844.774780] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 844.782030] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 844.789287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/04/03 19:31:30 executing program 7 (fault-call:1 fault-nth:14): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 844.796539] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000d 2018/04/03 19:31:30 executing program 5: mkdir(&(0x7f0000000100)='./file0\x00', 0x0) mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000200)='mqueue\x00', 0x0, &(0x7f000000a000)) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) recvmsg(r0, &(0x7f00000001c0)={&(0x7f0000000040)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000000180)=[{&(0x7f00000000c0)=""/21, 0x15}], 0x1, &(0x7f0000000240)=""/119, 0x77, 0x2}, 0x141) [ 845.376865] FAULT_INJECTION: forcing a failure. [ 845.376865] name failslab, interval 1, probability 0, space 0, times 0 [ 845.388140] CPU: 1 PID: 26747 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 845.395403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.404751] Call Trace: [ 845.407332] dump_stack+0x194/0x24d [ 845.410943] ? arch_local_irq_restore+0x53/0x53 [ 845.415598] ? __save_stack_trace+0x7e/0xd0 [ 845.419920] should_fail+0x8c0/0xa40 [ 845.423637] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 845.428740] ? kasan_kmalloc+0xad/0xe0 [ 845.432611] ? kmem_cache_alloc_trace+0x136/0x740 [ 845.437431] ? __memcg_init_list_lru_node+0x169/0x270 [ 845.442595] ? __list_lru_init+0x544/0x750 [ 845.446816] ? sget_userns+0x691/0xe40 [ 845.450680] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 845.455426] ? do_mount+0xea4/0x2bb0 [ 845.459121] ? SyS_mount+0xab/0x120 [ 845.462723] ? do_syscall_64+0x281/0x940 [ 845.466759] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 845.472104] ? find_held_lock+0x35/0x1d0 [ 845.476141] ? __lock_is_held+0xb6/0x140 [ 845.480201] ? check_same_owner+0x320/0x320 [ 845.484514] ? rcu_note_context_switch+0x710/0x710 [ 845.489432] should_failslab+0xec/0x120 [ 845.493392] kmem_cache_alloc_trace+0x4b/0x740 [ 845.497951] ? __kmalloc_node+0x33/0x70 [ 845.501903] ? __kmalloc_node+0x33/0x70 [ 845.505850] ? rcu_read_lock_sched_held+0x108/0x120 [ 845.510845] __memcg_init_list_lru_node+0x169/0x270 [ 845.515838] ? list_lru_add+0x7c0/0x7c0 [ 845.519788] ? __kmalloc_node+0x47/0x70 [ 845.523742] __list_lru_init+0x544/0x750 [ 845.527791] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 845.533664] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 845.538655] ? __lockdep_init_map+0xe4/0x650 [ 845.543049] ? lockdep_init_map+0x9/0x10 [ 845.547102] sget_userns+0x691/0xe40 [ 845.550811] ? kernfs_sop_show_path+0x190/0x190 [ 845.555467] ? kernfs_sop_show_options+0x180/0x180 [ 845.560373] ? destroy_unused_super.part.6+0xd0/0xd0 [ 845.565455] ? check_same_owner+0x320/0x320 [ 845.569757] ? rcu_pm_notify+0xc0/0xc0 [ 845.573630] ? rcu_read_lock_sched_held+0x108/0x120 [ 845.578624] ? kmem_cache_alloc_trace+0x459/0x740 [ 845.583452] ? lock_downgrade+0x980/0x980 [ 845.587588] kernfs_mount_ns+0x13d/0x8b0 [ 845.591637] ? kernfs_super_ns+0x70/0x70 [ 845.595686] sysfs_mount+0xc2/0x1c0 [ 845.599290] ? sysfs_kill_sb+0x40/0x40 [ 845.603166] ? alloc_pages_current+0xbe/0x1e0 [ 845.607652] ? security_sb_copy_data+0x81/0xb0 [ 845.612210] mount_fs+0x66/0x2d0 [ 845.615557] vfs_kern_mount.part.26+0xc6/0x4a0 [ 845.620126] ? may_umount+0xa0/0xa0 [ 845.623740] ? _raw_read_unlock+0x22/0x30 [ 845.627872] ? __get_fs_type+0x8a/0xc0 [ 845.631756] do_mount+0xea4/0x2bb0 [ 845.635297] ? copy_mount_string+0x40/0x40 [ 845.639528] ? rcu_pm_notify+0xc0/0xc0 [ 845.643406] ? copy_mount_options+0x5f/0x2e0 [ 845.647793] ? rcu_read_lock_sched_held+0x108/0x120 [ 845.652787] ? kmem_cache_alloc_trace+0x459/0x740 [ 845.657607] ? kasan_check_write+0x14/0x20 [ 845.661822] ? copy_mount_options+0x1f7/0x2e0 [ 845.666309] SyS_mount+0xab/0x120 [ 845.669745] ? copy_mnt_ns+0xb30/0xb30 [ 845.673609] do_syscall_64+0x281/0x940 [ 845.677480] ? vmalloc_sync_all+0x30/0x30 [ 845.681630] ? _raw_spin_unlock_irq+0x27/0x70 [ 845.686122] ? finish_task_switch+0x1c1/0x7e0 [ 845.690604] ? syscall_return_slowpath+0x550/0x550 [ 845.695538] ? syscall_return_slowpath+0x2ac/0x550 [ 845.700449] ? prepare_exit_to_usermode+0x350/0x350 [ 845.705451] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 845.710792] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 845.715615] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 845.720782] RIP: 0033:0x4552d9 [ 845.723953] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 845.731651] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 845.738905] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 845.746151] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 845.753404] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 845.760660] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000e 2018/04/03 19:31:31 executing program 1: socketpair(0x9, 0x1, 0x80000000, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000000180)={&(0x7f0000000080)=@alg, 0x80, &(0x7f0000000600)=[{&(0x7f0000000200)=""/194, 0xc2}, {&(0x7f0000000300)=""/128, 0x80}, {&(0x7f0000000380)=""/182, 0xb6}, {&(0x7f0000000440)=""/196, 0xc4}, {&(0x7f0000000100)=""/8, 0x8}, {&(0x7f0000000540)=""/175, 0xaf}], 0x6, 0x0, 0x0, 0x7}, 0x100) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000680)) close(r2) close(r1) 2018/04/03 19:31:31 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x106d}, 0xfffffffffffffec3) socketpair(0x9, 0x808, 0x1, &(0x7f0000000040)={0xffffffffffffffff}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r0, 0x28, &(0x7f0000000080)}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7, 0x1f, 0x1, 0x1, 0x1}], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0x5c6e, 0x453, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:31:31 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x7}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0xc, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@call={0x85, 0x0, 0x0, 0x1c}], {0x95}}, &(0x7f0000000080)='GPL\x00', 0x8, 0xf9, &(0x7f00000001c0)=""/249}, 0x48) socketpair(0x1a, 0x80002, 0x9, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f00000000c0)) 2018/04/03 19:31:31 executing program 4: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000006c0)={0x1, 0x28, &(0x7f0000000680)}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000740)={0xffffffffffffff9c, 0x28, &(0x7f0000000700)={0x0, 0x0}}, 0x10) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000003c0)={r0, 0x7, 0x8}, 0xc) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000400)={&(0x7f0000000380)='./file0\x00', r1}, 0x10) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1c, 0xa, 0x0, &(0x7f0000000140)={0x0, 0x0}) socket$kcm(0x29, 0x0, 0x0) sendmsg(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000780)) recvmsg$kcm(r3, &(0x7f0000000a40)={&(0x7f00000007c0)=@rc, 0x80, &(0x7f00000009c0)=[{&(0x7f0000000840)=""/184, 0xb8}, {&(0x7f0000000900)=""/145, 0x91}], 0x2, &(0x7f0000000a00)=""/33, 0x21}, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) close(r2) sendmsg$kcm(r2, &(0x7f0000000340)={&(0x7f0000000040)=@nl=@proc={0x10, 0x0, 0x25dfdbfe, 0x80000000}, 0x80, &(0x7f0000000180)=[{&(0x7f00000000c0)="2adb721778fcc1d470ab550b4a1fc1fb5185675f8639776a0b54a82a7469d045fd39af2c5ad9676b7d2cf7d350442e1cde3280077869d0d6e0936059bf762dff53ad3192a9b596b6760967187130661d43f5c308e78e4d16d3c1b5712bb6", 0x5e}, {&(0x7f0000000200)="68b4d874dc7a6c3f7abec2542756b7e69dc1156956862a2734982674997705318ea9fddc3d896793b935da60ce04d4d80b105afbaf02030133930854dec0d5d77eefc9b688c976b30e8fcac79a9092621182463b22bdc2c5155ca74ef8af7c74bbc2255a7215350269ec40ce9d59b5bbf2a55ac472859e70e9785176de5d218013108fc9ce9d5ce273ec32ef54", 0x8d}, {&(0x7f00000002c0)="8480d6f7b7dcd30ec05597bd52bb45f9ed49758629ff8dd965952484dc574ca27d35fef82e706ad8dc405e871746df28839dfa4454cd5c569379636f94dfae5ff02ae13d9b1e24d8b4f32965ef5d7675613d9d6c1f55f4f882d469cebd", 0x5d}], 0x3, 0x0, 0x0, 0x24048001}, 0x4000) close(r3) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000480)={r1, 0x28, &(0x7f0000000440)}, 0x10) mount(&(0x7f0000000540)='./file0\x00', &(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='qnx4\x00', 0x100000, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000640)={&(0x7f0000000600)='./file0\x00', 0x0, 0x8}, 0x10) 2018/04/03 19:31:31 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000000)}, 0x50) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000380)) sendmsg$kcm(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)="8b4ebb03cfbae35a0ae938844931cb55178a87ae4595978483ae7edc40bb11373c0f29a1270f2b2e0ba37b85f2f8f3cc747c3b9441d2d1d3f7e3329ff0fad4ca2c8d0248dc7d6c1e7bc6571b2a76c8d7eac1719bf9d2668d302b3721d4279d57ae3ea48037801b24fe27d9c38e89cdf9d6a8b0a2", 0x74}, {&(0x7f0000000180)="d060fa92bbd060f662e592616ef00a3e18fa61304587a81df01e019edbe13321ccd1e203ad9fe22d934ecb9d8ba644677c81fd73a7c870197d464c0ab550da878b09c1fd008a0815fd0da2416487f2d9e522df7aeaa610305d765562d08fa126099143578cd6072ffde47b73983c8943185399007f87f9bc2456a2054d098fa5c4aea6300efda420a196411a740853d163f9a70e7d5fa4cc3fd12c097c02f6fea414062b44175ae4ffa88628c5fc67eb4484bad6f393d890aa56b042276fbae1e6db9488ada3af4aa3baff", 0xcb}, {&(0x7f0000000280)="b96e7bcca83049a98e441cb3896efadf59f8aa2158a67b7998a65d3772c903c8c33c4baaee955cfe9f6e0e79116322ad4105adcb1a2864f863ed28a46ab4bc2a6e8ad8ce9466807c47a30dc873423c478df1069f969694563b85abd5ffe6a27d756e112e239e34552959cb34beffac6c5a5fb10693e6f392055bc28ff3426a932e9568473350fbf770107b6a89b6031a7cb0", 0x92}], 0x3, 0x0, 0x0, 0x4000}, 0x20004800) close(r0) close(r0) 2018/04/03 19:31:31 executing program 6: perf_event_open(&(0x7f00000000c0)={0x0, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000080)) recvmsg(0xffffffffffffffff, &(0x7f00000017c0)={&(0x7f0000000200)=@ethernet={0x0, @local}, 0x80, &(0x7f0000001500), 0x0, &(0x7f00000016c0)=""/217, 0xd9}, 0x10000) socketpair$inet(0x1e, 0x4, 0x0, &(0x7f0000000000)={0x0}) r1 = socket$kcm(0x29, 0x2, 0x0) recvmsg$kcm(r1, &(0x7f0000001540)={&(0x7f0000001640)=@in={0x0, 0x0, @broadcast}, 0x80, &(0x7f0000001580), 0x0, &(0x7f00000015c0)=""/128, 0x80}, 0x0) sendmsg(r0, &(0x7f0000001840)={&(0x7f0000f18000)=@in={0x1e, 0x0, @multicast1=0xe0000001}, 0x80, &(0x7f0000000100), 0x0, &(0x7f0000001800)=[{0x10}], 0x10}, 0x0) 2018/04/03 19:31:31 executing program 7 (fault-call:1 fault-nth:15): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:31 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:32 executing program 0: bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x10}, 0x10) r0 = perf_event_open(&(0x7f00000005c0)={0x5, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000580)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x7fff) 2018/04/03 19:31:32 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f00000017c0)={0x0, 0x0}) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000001780)={r1, &(0x7f0000001600)="78dcae6b19f87cdf6ade2d49d635a3b30959e189008f2d5e37448705597b8afc78a657c29fca387c574ae703ec9a9bcee3f9c83e40265a4ae75fd8a86c0f8fd3580ad9f180df49f11c1502ac22900d8a040683f6e57030da7e7bb669f0a344ecef5086bf35bc9fba0b37f46a7172ee09a20f334dcdac2c798415d2002acd6d437e4946bf2b5ae6408cebbfe3f17329277fe9e72e8ab0c864c7476b031ca9f2d86c4cde25d38828a5b7e34dc93946e23fdadf2d91c747c4dfd6e4a695c4d2f408ab3c46dc28d2138c2226ba0fd3eb5743da5e1733937c2f", &(0x7f0000001700)=""/126}, 0x18) recvmsg$kcm(r1, &(0x7f0000001e00)={&(0x7f0000001a40)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000001d40)=[{&(0x7f0000001ac0)=""/24, 0x18}, {&(0x7f0000001b00)=""/240, 0xf0}, {&(0x7f0000001c40)=""/108, 0x6c}, {&(0x7f0000001cc0)=""/92, 0x5c}], 0x4, &(0x7f0000001d80)=""/119, 0x77}, 0x40010003) bpf$PROG_LOAD(0x5, &(0x7f0000001e40)={0xa, 0x8, &(0x7f0000000040)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1}, @initr0={0x18, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x9}, @call={0x85, 0x0, 0x0, 0x27}, @ldst={0x0, 0x2, 0x3, 0x3, 0x2, 0xffffffff, 0x10}], &(0x7f0000000080)='syzkaller\x00', 0x1, 0xc9, &(0x7f0000000200)=""/201, 0x41f00, 0x1, [], r2}, 0x48) sendmsg$kcm(r1, &(0x7f00000015c0)={&(0x7f00000000c0)=@rc={0x1f, {0x694, 0x401, 0x6, 0x0, 0x5, 0x7}, 0x3e}, 0x80, &(0x7f0000001540)=[{&(0x7f0000000300)="58677260fceb24f424bbc9b330270eafcd35c904d2ca520f9efb39ba828e254930d026c1f4c04556d365ca2e820df51117cf857581fa8627e9d31f85013eefd09cc471a3f5972bc9ad9d7c17ce75aa19a15cfc6f1f0275c61b620786f8351c2cb0b48e788a86f1159c0c7f439724de73984021fef511e572d33af152dfa8b5e3b8a20cf736b9a16763b9a8f6f1cc9efb59dc51a3bd48542cf4acb8f10c5786f75aa6c91a3876c24d18f89d588a0490a711d004d6f7f848fc7eb5380d705f6b479935ff9bf5827aa9bfe70d", 0xcb}, {&(0x7f0000000400)="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", 0x1000}, {&(0x7f0000001400)="b7a3b3a4846305703fe370f1474da77954f7169ded189ca0f5d2b6bd677beae51b17b3903721f947993ed94754a177d218919ebf0562f7656d5ae541628455de40219973", 0x44}, {&(0x7f0000000180)="1aa411c9edaa8714935a14579bf3d111", 0x10}, {&(0x7f0000001480)="7b547631cccee4698480e29a3f15d4d74e0cd775a845f60450f9c56e156697da7adc3a0a6f1f1727a2a39c76f300c72d2d0ce36e4dd7370b383e0410fe0e39ce5fc44d73028c298fd5b69ebef9337657d5fad50e390b290af56fcb92e74744196c9ccb80bdae4e5c0f76250a0e2aec9dd7e03b6c49ac72c4f3836dffb1840c84af4574e9946b646d645796ffcf3426e86287dbcd9e7e2568f822575dcbcbf44f0b72226d41694d0f289a73", 0xab}], 0x5, &(0x7f0000001ec0)=[{0x100, 0x119, 0x80000000, 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"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{0x70, 0x197, 0x1, "88ae742d1054891bd83005c5cf8c98a8514aaabdcf3111425c1e1da1edf5c85733835c06afbfb368c2ab168cd41b982f96c3cac8ef0e55f7220be218eece650d76db4a5e279539bea8eca31b74e98d1a7c5df7b020f19ae30bbd2ddd"}], 0x2588, 0x4000001}, 0x80) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:32 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) gettid() close(r0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) 2018/04/03 19:31:32 executing program 5: recvmsg(0xffffffffffffffff, &(0x7f000000e5b4)={&(0x7f000001aff0)=@can, 0x10, &(0x7f0000002000)=[{&(0x7f0000000000)=""/237, 0xcb}, {&(0x7f0000000fdb)=""/37, 0x1dd}], 0x2}, 0x0) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000340)={&(0x7f0000000300)='./file0\x00', 0x0, 0x10}, 0x10) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000380)={0x0, r0, 0x0, 0x2}, 0x14) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000000740)=ANY=[@ANYBLOB="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"], &(0x7f000001bff6)='syzkaller\x00', 0x1, 0x1d2, &(0x7f0000011000)=""/195}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r1, 0x0, 0xe, 0x84, &(0x7f0000000100)="416fe71f79ef42537532367622c1", &(0x7f00000001c0)=""/132}, 0x28) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x1) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000006c0)={&(0x7f0000000680)='./file0\x00', 0x0, 0x18}, 0x10) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000700)={0x5, 0x9, 0x0, 0x1, 0x13, r2, 0x8}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000440)={&(0x7f00000003c0)='./file0\x00', r3}, 0x10) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000480)={0x0, r0, 0x2, 0x1}, 0x14) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000400)={0x0, r1, 0x8007, 0x2}, 0x0) [ 846.435273] FAULT_INJECTION: forcing a failure. [ 846.435273] name failslab, interval 1, probability 0, space 0, times 0 [ 846.446585] CPU: 0 PID: 26779 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 846.453842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 846.463174] Call Trace: [ 846.465744] dump_stack+0x194/0x24d [ 846.469348] ? arch_local_irq_restore+0x53/0x53 [ 846.473999] ? __save_stack_trace+0x7e/0xd0 [ 846.478312] should_fail+0x8c0/0xa40 [ 846.482012] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 846.487106] ? kasan_kmalloc+0xad/0xe0 [ 846.490978] ? kmem_cache_alloc_trace+0x136/0x740 [ 846.495803] ? __memcg_init_list_lru_node+0x169/0x270 [ 846.500972] ? __list_lru_init+0x544/0x750 [ 846.505188] ? sget_userns+0x691/0xe40 [ 846.509060] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 846.513789] ? do_mount+0xea4/0x2bb0 [ 846.517478] ? SyS_mount+0xab/0x120 [ 846.521083] ? do_syscall_64+0x281/0x940 [ 846.525126] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 846.530474] ? find_held_lock+0x35/0x1d0 [ 846.534519] ? __lock_is_held+0xb6/0x140 [ 846.538556] ? check_same_owner+0x320/0x320 [ 846.542850] ? rcu_note_context_switch+0x710/0x710 [ 846.547764] should_failslab+0xec/0x120 [ 846.551723] kmem_cache_alloc_trace+0x4b/0x740 [ 846.556287] ? __kmalloc_node+0x33/0x70 [ 846.560244] ? __kmalloc_node+0x33/0x70 [ 846.564200] ? rcu_read_lock_sched_held+0x108/0x120 [ 846.569203] __memcg_init_list_lru_node+0x169/0x270 [ 846.574201] ? list_lru_add+0x7c0/0x7c0 [ 846.578156] ? __kmalloc_node+0x47/0x70 [ 846.582124] __list_lru_init+0x544/0x750 [ 846.586170] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 846.592035] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 846.597036] ? __lockdep_init_map+0xe4/0x650 [ 846.601420] ? lockdep_init_map+0x9/0x10 [ 846.605465] sget_userns+0x691/0xe40 [ 846.609155] ? kernfs_sop_show_path+0x190/0x190 [ 846.613804] ? kernfs_sop_show_options+0x180/0x180 [ 846.618706] ? destroy_unused_super.part.6+0xd0/0xd0 [ 846.623788] ? check_same_owner+0x320/0x320 [ 846.628089] ? rcu_pm_notify+0xc0/0xc0 [ 846.631967] ? rcu_read_lock_sched_held+0x108/0x120 [ 846.636956] ? kmem_cache_alloc_trace+0x459/0x740 [ 846.641770] ? lock_downgrade+0x980/0x980 [ 846.645897] kernfs_mount_ns+0x13d/0x8b0 [ 846.649933] ? kernfs_super_ns+0x70/0x70 [ 846.653971] sysfs_mount+0xc2/0x1c0 [ 846.657570] ? sysfs_kill_sb+0x40/0x40 [ 846.661440] ? alloc_pages_current+0xbe/0x1e0 [ 846.665913] ? security_sb_copy_data+0x81/0xb0 [ 846.670470] mount_fs+0x66/0x2d0 [ 846.673809] vfs_kern_mount.part.26+0xc6/0x4a0 [ 846.678370] ? may_umount+0xa0/0xa0 [ 846.681976] ? _raw_read_unlock+0x22/0x30 [ 846.686125] ? __get_fs_type+0x8a/0xc0 [ 846.689992] do_mount+0xea4/0x2bb0 [ 846.693519] ? copy_mount_string+0x40/0x40 [ 846.697733] ? rcu_pm_notify+0xc0/0xc0 [ 846.701595] ? copy_mount_options+0x5f/0x2e0 [ 846.705992] ? rcu_read_lock_sched_held+0x108/0x120 [ 846.710987] ? kmem_cache_alloc_trace+0x459/0x740 [ 846.715813] ? kasan_check_write+0x14/0x20 [ 846.720029] ? _copy_from_user+0x99/0x110 [ 846.724153] ? copy_mount_options+0x1f7/0x2e0 [ 846.728624] SyS_mount+0xab/0x120 [ 846.732052] ? copy_mnt_ns+0xb30/0xb30 [ 846.735921] do_syscall_64+0x281/0x940 [ 846.739787] ? vmalloc_sync_all+0x30/0x30 [ 846.743910] ? _raw_spin_unlock_irq+0x27/0x70 [ 846.748386] ? finish_task_switch+0x1c1/0x7e0 [ 846.752857] ? syscall_return_slowpath+0x550/0x550 [ 846.757759] ? syscall_return_slowpath+0x2ac/0x550 [ 846.762661] ? prepare_exit_to_usermode+0x350/0x350 [ 846.767655] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 846.772992] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 846.777813] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 846.782985] RIP: 0033:0x4552d9 2018/04/03 19:31:32 executing program 7 (fault-call:1 fault-nth:16): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 846.786151] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 846.793841] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 846.801096] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 846.808346] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 846.815593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 846.822845] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000f 2018/04/03 19:31:32 executing program 0: mkdir(&(0x7f0000002a80)='./file0\x00', 0x0) r0 = perf_event_open(&(0x7f0000000000)={0x4, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xbe7, 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, 0x200000000, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x7, 0x80006, 0x100000001, &(0x7f0000002d00)={0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000002e40)={r1, &(0x7f0000002d40)="066694760bfcd9568fd4a96c2cc9b43c8f57fdcf6aaaf4ec8edbb4", &(0x7f0000002d80)="baeb1f7b930eec06d403d0b01fdf137d095cefed9cac05c37adb6c454ca8826b659c2c11801f0899ea30c0067c209d8baf13ed5e90a03fa74b1547a118b54111f889c006f64d10dc8e873eeff18226c02ffc66dcd0b2986c4f44862888baff93d3452fb50351e03722febdb355796ec26faf84177e7f64495f0dee3e562ba2d348b0f089928adeebb835411834a1331522b9cda00cbb2c71ffd15f058fb99e9193fde7ce9536ee48e7eeaa5a3dbdc6f52662ec94ea7a14eb6a", 0x1}, 0x20) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000002c40)={&(0x7f0000002c00)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r2) mount(&(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='binfmt_misc\x00', 0x2, &(0x7f0000000440)="a20e263763ee05e5dc26c35e2792375a5eea08875d2660c1168382cde5e338ac676bbbe71db5d864992d49fa98ba3ef65e620575ca7f49a0dede94e3c24226c80469e46cd43eb88b03a6bede2fab80e3b2b3851c8e767424178c83b4dc724a886da2c0dab97d632b15f62e8f8e65da382b61b640ad15e9cf9b5ca85b44185963b7f400a1d87df51a2a11d8b648e012c339437e8f887d28b46adec49c7f69dd35d380cedf0ea49ae2474215a993b6d6d95641e2ee67c44447aba1fe43f598dd9c439f4a64f3110f1ad439147c09") socketpair(0x15, 0x80000, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) mount(&(0x7f00000029c0)='./file0\x00', &(0x7f0000002a00)='./file0\x00', &(0x7f0000002a40)='sysv\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x5) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={0xffffffffffffffff, &(0x7f00000000c0)="0ae27bc735b9adc220c720fdf2f2e4941031f259fd386b84f832f0b4be9698f2908a53eef43aba5b20264d198c106a52e0b511a8f1eafd6ea6803d6623", &(0x7f0000000180)=""/234}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={0xffffffffffffffff, 0x0, 0x0, 0xf3, &(0x7f0000000380), &(0x7f0000000280)=""/243, 0x0, 0x8}, 0x28) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000002b80)={r3, &(0x7f0000002ac0)="5b0213167ba87bb0e43160a2e0a0216e8436b9a16da43c300fb945606552efb6be4a1b182c12b37e9b92ee5057f0079c9372558d81b8b2bc4a2489402e1aad8f19f78238cf2a49f0e7138808408d1501d3dbb78ee67aa906db040e0636259c365ce9bbd0e3fd0c64", &(0x7f0000002b40)="f8dc9253e95b4841d7a785be0b09040a2be0ee5a60063bd240"}, 0x20) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000002bc0)=0x80000000, 0x4) bpf$OBJ_GET_PROG(0x7, &(0x7f0000002cc0)={&(0x7f0000002c80)='./file0\x00', 0x0, 0x18}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000002f00)={r3, &(0x7f0000002e80)="372ef1eb868e38fb285061ce92da7741913e37a6e343", &(0x7f0000002ec0)=""/57}, 0x18) recvmsg$kcm(r3, &(0x7f0000002980)={0x0, 0x0, &(0x7f0000002800)=[{&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000001540)=""/217, 0xd9}, {&(0x7f0000001640)=""/51, 0x33}, {&(0x7f0000001680)=""/246, 0xf6}, {&(0x7f0000001780)=""/91, 0x5b}, {&(0x7f0000001800)=""/4096, 0x1000}], 0x6, &(0x7f0000002880)=""/232, 0xe8, 0x7}, 0x10040) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000002f40)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f0000000000)) 2018/04/03 19:31:32 executing program 5: socketpair(0x1, 0x5, 0x0, &(0x7f0000000000)={0x0, 0x0}) sendmsg$kcm(r1, &(0x7f00000017c0)={&(0x7f0000000040)=@in6={0xa, 0x0, 0x0, @dev={0xfe, 0x80}}, 0x80, &(0x7f0000000340)=[{&(0x7f00000001c0)="e4", 0x1}], 0x1, &(0x7f00000003c0), 0x0, 0x10}, 0x40000) recvmsg(r0, &(0x7f0000002740)={&(0x7f00000000c0)=@hci, 0x80, &(0x7f00000026c0), 0x10000000000002f5, &(0x7f00000029c0)=""/123, 0x7b, 0x3}, 0x12162) [ 847.141254] FAULT_INJECTION: forcing a failure. [ 847.141254] name failslab, interval 1, probability 0, space 0, times 0 [ 847.152666] CPU: 0 PID: 26801 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 847.159936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 847.169276] Call Trace: [ 847.171864] dump_stack+0x194/0x24d [ 847.175483] ? arch_local_irq_restore+0x53/0x53 [ 847.180146] ? __save_stack_trace+0x7e/0xd0 [ 847.184464] should_fail+0x8c0/0xa40 [ 847.188162] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 847.193248] ? kasan_kmalloc+0xad/0xe0 [ 847.197123] ? kmem_cache_alloc_trace+0x136/0x740 [ 847.201956] ? __memcg_init_list_lru_node+0x169/0x270 [ 847.207136] ? __list_lru_init+0x544/0x750 [ 847.211354] ? sget_userns+0x691/0xe40 [ 847.215226] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 847.219972] ? do_mount+0xea4/0x2bb0 [ 847.223668] ? SyS_mount+0xab/0x120 [ 847.227274] ? do_syscall_64+0x281/0x940 [ 847.231404] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 847.236757] ? find_held_lock+0x35/0x1d0 [ 847.240808] ? __lock_is_held+0xb6/0x140 [ 847.244864] ? check_same_owner+0x320/0x320 [ 847.249173] ? rcu_note_context_switch+0x710/0x710 [ 847.254083] should_failslab+0xec/0x120 [ 847.258052] kmem_cache_alloc_trace+0x4b/0x740 [ 847.262628] ? __kmalloc_node+0x33/0x70 [ 847.266580] ? __kmalloc_node+0x33/0x70 [ 847.270540] ? rcu_read_lock_sched_held+0x108/0x120 [ 847.275537] __memcg_init_list_lru_node+0x169/0x270 [ 847.280538] ? list_lru_add+0x7c0/0x7c0 [ 847.284501] ? __kmalloc_node+0x47/0x70 2018/04/03 19:31:33 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f00000009c0)={&(0x7f0000000200)=@can={0x0, 0x0}, 0x80, &(0x7f0000000880)=[{&(0x7f0000000280)=""/193, 0xc1}, {&(0x7f0000000380)=""/166, 0xa6}, {&(0x7f0000000440)=""/251, 0xfb}, {&(0x7f0000000640)=""/206, 0xce}, {&(0x7f0000000740)=""/85, 0x55}, {&(0x7f00000007c0)=""/139, 0x8b}, {&(0x7f0000000540)=""/51, 0x33}], 0x7, &(0x7f0000000900)=""/129, 0x81, 0x1}, 0x40000000) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x9, 0x3, &(0x7f0000dbc000)=ANY=[@ANYBLOB="850000000700000027000000000000009500020000000000"], &(0x7f0000000000)='GPL\x00', 0x1, 0x99, &(0x7f0000000140)=""/153, 0x0, 0x0, [], r0}, 0x48) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) getpid() [ 847.288461] __list_lru_init+0x544/0x750 [ 847.292511] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 847.298388] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 847.303391] ? __lockdep_init_map+0xe4/0x650 [ 847.307790] ? lockdep_init_map+0x9/0x10 [ 847.311840] sget_userns+0x691/0xe40 [ 847.315548] ? kernfs_sop_show_path+0x190/0x190 [ 847.320211] ? kernfs_sop_show_options+0x180/0x180 [ 847.325126] ? destroy_unused_super.part.6+0xd0/0xd0 [ 847.330220] ? check_same_owner+0x320/0x320 [ 847.334530] ? rcu_pm_notify+0xc0/0xc0 [ 847.338404] ? rcu_read_lock_sched_held+0x108/0x120 [ 847.343405] ? kmem_cache_alloc_trace+0x459/0x740 [ 847.348234] ? lock_downgrade+0x980/0x980 [ 847.352370] kernfs_mount_ns+0x13d/0x8b0 [ 847.356419] ? kernfs_super_ns+0x70/0x70 [ 847.360466] sysfs_mount+0xc2/0x1c0 [ 847.364070] ? sysfs_kill_sb+0x40/0x40 [ 847.367937] ? alloc_pages_current+0xbe/0x1e0 [ 847.372409] ? security_sb_copy_data+0x81/0xb0 [ 847.376965] mount_fs+0x66/0x2d0 [ 847.380312] vfs_kern_mount.part.26+0xc6/0x4a0 [ 847.384879] ? may_umount+0xa0/0xa0 [ 847.388490] ? _raw_read_unlock+0x22/0x30 [ 847.392625] ? __get_fs_type+0x8a/0xc0 [ 847.396498] do_mount+0xea4/0x2bb0 [ 847.400023] ? copy_mount_string+0x40/0x40 [ 847.404238] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 847.409232] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 847.413964] ? retint_kernel+0x10/0x10 [ 847.417828] ? copy_mount_options+0x149/0x2e0 [ 847.422361] ? __sanitizer_cov_trace_pc+0x4b/0x50 [ 847.427188] ? copy_mount_options+0x1f7/0x2e0 [ 847.431658] SyS_mount+0xab/0x120 [ 847.435089] ? copy_mnt_ns+0xb30/0xb30 [ 847.438965] do_syscall_64+0x281/0x940 [ 847.442828] ? vmalloc_sync_all+0x30/0x30 [ 847.446958] ? _raw_spin_unlock_irq+0x27/0x70 [ 847.451437] ? finish_task_switch+0x1c1/0x7e0 [ 847.455907] ? syscall_return_slowpath+0x550/0x550 [ 847.460821] ? syscall_return_slowpath+0x2ac/0x550 [ 847.465734] ? prepare_exit_to_usermode+0x350/0x350 [ 847.470734] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 847.476078] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 847.480898] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 847.486066] RIP: 0033:0x4552d9 [ 847.489242] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 847.496932] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 847.504184] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 847.511432] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 847.518684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 847.525928] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000010 2018/04/03 19:31:33 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:33 executing program 7 (fault-call:1 fault-nth:17): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:33 executing program 0: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000048c0)={0xffffffffffffffff, 0x28, &(0x7f0000004880)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000004900)={r0, 0x3, 0x10}, 0xc) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x4, 0x0, 0x80000000, &(0x7f0000004940)) sendmsg$kcm(r1, &(0x7f0000004780)={0x0, 0x0, &(0x7f00000013c0)=[{&(0x7f00000000c0)="a56138499e3af562847026a5ffb82f44ad715762e1b2dfcd", 0x18}, {&(0x7f0000000100)="9670253ba3ce6dea9f883bde827646bd453d5d6066addf42ef0b26010be041e74de34ba3f63add79da9465eb1b91cbbb55dbda802867699da0f3e214915a46abc47e09408e", 0x45}, {&(0x7f0000000180)="b8f5e1bae6dce30fa97a2449b4840d28d17d22ab1423df4d0372b0bd00b9e636c95d94f629316e336a5849a40ed0ea9f375ddeb3fa7c79fb944e5385a9a7486a3a7b17c8e8a7ce7df6de655f54fec10eef687225a32cd3d02e03208429ab63bca7a436bb6981df0634aaabfc0f4f9653a484ee75c942b1a041142f16e520e9a92a957d50c86c5f55a4a543bfffb46da530b4e79447", 0x95}, {&(0x7f0000000240)="e84b6b17c3a25622f6261ce424bc6c70b4a1bc1dfaa6e4fd58b12e14b38167d263aa0e75a653865a21669d512477a156512f2a767ab511b93ccf67ccbc0cdae2a9d07f7b8d14533585fe4bc091278baa2377f85a38f92e8497885ca704526e17fde6447514c9347fd1cc7a16", 0x6c}, {&(0x7f00000002c0)="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"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"}], 0x3308, 0x44}, 0x85) sendmsg$kcm(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000004800)=ANY=[@ANYBLOB="68000000000001000000000000002556f3e938aabc94725c6289e8000000bfa9c729bb903db339534bcd060080c09ec0d99f03d4ad1731c9cef2d8f44f65b02a1b16dbf72672730b8cb217c0f9d6027d0200000000000000de2e018362cda52be7080000000000000000000000000000"], 0x59}, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f0000000040)) socketpair$unix(0x1, 0x7, 0x0, &(0x7f00000047c0)) getpid() 2018/04/03 19:31:33 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1, 0xb, 0x20001, 0x2, 0x1}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000180)={r0, 0x28, &(0x7f0000000140)}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000040), &(0x7f00000000c0)}, 0x20) socketpair(0x11, 0x6, 0x54, &(0x7f00000001c0)={0xffffffffffffffff}) recvmsg$kcm(r1, &(0x7f0000000900)={&(0x7f0000000380)=@can, 0x80, &(0x7f0000000880)=[{&(0x7f0000000580)=""/150, 0x96}, {&(0x7f0000000640)=""/147, 0x93}, {&(0x7f0000000300)=""/29, 0x1d}, {&(0x7f0000000400)=""/25, 0x19}, {&(0x7f0000000700)=""/131, 0x83}, {&(0x7f00000007c0)=""/71, 0x47}, {&(0x7f0000000440)=""/11, 0xb}, {&(0x7f0000000840)=""/47, 0x2f}], 0x8, 0x0, 0x0, 0x5}, 0x2001) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r0, 0xfffffffffffffe32}, 0xb3) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000080)={r0, &(0x7f0000000040)}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x8, 0x9, 0x2, 0x0, 0x4, r0, 0x7}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000340)={r0, &(0x7f0000000200)="7b5ae5383bc3f956e67e911053fe14cb4ccac7e64da9ab1e01e7cd391bd6bbcecccd2ad3083c374aa7577c3bf9126df9c6c1a90733a4352b04a84ffcd5350f74ae5a314eb40abbb09fcb2521848c260aebfb6b7a76c007fdc47d571f71faf01ada12e6ca8dbc86b53369d3d872f8b8381a92a7cca9f46ac5267358d0f5ab9e139e51895d212a76f4396934658d522ea54e47fe5efa544095209cdf17e0a25ffbdb1875fa1e5ff2b34369e162f62a69df57cf78c690b4c9029aa90dc537279680ce5dc7387e96d41c456041c12973151c7d1a597a21d5", &(0x7f0000000480)=""/236}, 0x18) recvmsg$kcm(0xffffffffffffff9c, &(0x7f000000ecc0)={&(0x7f000000da80)=@can, 0x80, &(0x7f000000ec00)=[{&(0x7f000000db00)=""/44, 0x2c}, {&(0x7f000000db40)=""/4096, 0x1000}, {&(0x7f000000eb40)=""/183, 0xb7}], 0x3, &(0x7f000000ec40)=""/125, 0x7d, 0xffffffffffff8000}, 0x141) 2018/04/03 19:31:33 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000040), 0x0, 0x4000000}, 0x50) close(r1) close(r0) 2018/04/03 19:31:33 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) recvmsg(r1, &(0x7f0000000640)={&(0x7f0000000080), 0x80, &(0x7f00000005c0)=[{&(0x7f0000000100)=""/53, 0x35}, {&(0x7f0000000200)=""/143, 0x8f}, {&(0x7f00000002c0)=""/101, 0x65}, {&(0x7f0000000340)=""/195, 0xc3}, {&(0x7f0000000440)=""/169, 0xa9}, {&(0x7f0000000500)=""/159, 0x9f}], 0x6, &(0x7f0000000180)=""/54, 0x36, 0xfffffffffffffffa}, 0x0) socketpair$ax25(0x3, 0x2, 0xce, &(0x7f0000000040)) 2018/04/03 19:31:33 executing program 6: r0 = perf_event_open(&(0x7f00004e7000)={0x2, 0x70, 0xca}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)="637075262d3200fbfffffffffffff6240ebfdf0368528b445ea8c4bb56a2881cf2b76ae175ef25cfcaed426b975d3765b983d239f659cb13") bpf$PROG_LOAD(0x2, &(0x7f0000000fb8)={0x0, 0x3, &(0x7f0000000000)=@framed={{0x18}, [], {0x95}}, &(0x7f0000000ff6)='syzkaller\x00', 0x0, 0xdb, &(0x7f0000000f25)=""/219}, 0x48) 2018/04/03 19:31:33 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000200)=r0, 0x4) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', r2}, 0x10) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f00000000c0)}, 0x50) close(r3) ioctl$PERF_EVENT_IOC_QUERY_BPF(r3, 0xc008240a, &(0x7f0000000080)={0x7, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) close(r2) socketpair$inet6(0xa, 0xb, 0x4ef6, &(0x7f0000000040)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000003c0)={r2, &(0x7f0000000240)="4332cb9dfebda18b291f6806b0f587d5f46b37de066e03ca46021595a79f7aee5cea45a956f31f2e6c3930739472f05448bf488a0c385f670285a7db35378f7ef834f103a40e3a31b2d9255405f708e8b15de97ff6354f", &(0x7f00000002c0)="e6a86b42d3d26cca8074541539568f03e52d0daa197b184ad35fbde71f887f1cc5cc222c14464e2d1197ee6fddc1c6f3b83111995741daf0d645c01730a8a5622cd7425c670d0bb728852bf0bbc537b6e38a8edcbffbffd6177ab179fe81cd8015638b9018e1c64eeb1eb85cebc791a6cc925d816674ec0af49d0322d24c2750bcb7274a40c1b0efba978bc3066b835bbbdff2869bdd6acfe40257a1f0801a0d73dda3716d13f3dfffd02ac0ea3dddd002f9bcd30c3f44f2263e88cadc5c84361dc86f3d7df9dd94fdae933e3030f6a2bedec401c098f7cec7c873f32d28c3e1759212fd94011db37f03cf9065b3"}, 0x20) [ 847.949937] FAULT_INJECTION: forcing a failure. [ 847.949937] name failslab, interval 1, probability 0, space 0, times 0 [ 847.961246] CPU: 0 PID: 26834 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 847.968515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 847.977861] Call Trace: [ 847.980434] dump_stack+0x194/0x24d [ 847.984050] ? arch_local_irq_restore+0x53/0x53 [ 847.988712] ? __save_stack_trace+0x7e/0xd0 [ 847.993032] should_fail+0x8c0/0xa40 2018/04/03 19:31:33 executing program 5: bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={0xffffffffffffffff, &(0x7f0000000200)="2f866eacdf593f7ff1ab71bb9e0e8581468e07b171f6e098456a7341eae405a59dae5fbbc3ddd316468cdcac17407faa4db04c8860adc6df08d822ae1773184a4cfbee753482271128e20cd61908bc0ba87aefd5e00bb39fbb", &(0x7f0000000140)}, 0x20) r0 = perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x1, 0x1d, 0x9, 0x80000001, 0x0, 0x4, 0x4040, 0x2, 0x6, 0x5, 0x400, 0x2, 0x8, 0x1, 0x29e, 0x0, 0x1, 0x5, 0x7, 0x5, 0x3, 0x8, 0x8, 0xb69, 0x1, 0x10000, 0x9, 0x6, 0xff, 0x5, 0x5d9c936d, 0x5d4, 0x2, 0x0, 0x5, 0x2, 0x0, 0x2, 0x4, @perf_config_ext={0x10001, 0x4}, 0x4, 0xb70, 0x80, 0x7, 0x0, 0x7fff, 0x8953}, 0x0, 0x1, 0xffffffffffffff9c, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0xbcd) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000140)=""/234}, 0x287) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)=')\x00') [ 847.996741] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 848.001822] ? kasan_kmalloc+0xad/0xe0 [ 848.005686] ? kmem_cache_alloc_trace+0x136/0x740 [ 848.010508] ? __memcg_init_list_lru_node+0x169/0x270 [ 848.015671] ? __list_lru_init+0x544/0x750 [ 848.019888] ? sget_userns+0x691/0xe40 [ 848.023749] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 848.028478] ? do_mount+0xea4/0x2bb0 [ 848.032174] ? SyS_mount+0xab/0x120 [ 848.035775] ? do_syscall_64+0x281/0x940 [ 848.039811] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 848.045156] ? find_held_lock+0x35/0x1d0 [ 848.049189] ? __lock_is_held+0xb6/0x140 [ 848.053229] ? check_same_owner+0x320/0x320 [ 848.057524] ? rcu_note_context_switch+0x710/0x710 [ 848.062431] should_failslab+0xec/0x120 [ 848.066380] kmem_cache_alloc_trace+0x4b/0x740 [ 848.070938] ? __kmalloc_node+0x33/0x70 [ 848.074884] ? __kmalloc_node+0x33/0x70 [ 848.078830] ? rcu_read_lock_sched_held+0x108/0x120 [ 848.083821] __memcg_init_list_lru_node+0x169/0x270 [ 848.088809] ? list_lru_add+0x7c0/0x7c0 [ 848.092764] ? __kmalloc_node+0x47/0x70 [ 848.096713] __list_lru_init+0x544/0x750 [ 848.100755] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 848.106618] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 848.111611] ? __lockdep_init_map+0xe4/0x650 [ 848.116012] ? lockdep_init_map+0x9/0x10 [ 848.120053] sget_userns+0x691/0xe40 [ 848.123742] ? kernfs_sop_show_path+0x190/0x190 [ 848.128394] ? kernfs_sop_show_options+0x180/0x180 [ 848.133312] ? destroy_unused_super.part.6+0xd0/0xd0 [ 848.138395] ? check_same_owner+0x320/0x320 [ 848.142690] ? rcu_pm_notify+0xc0/0xc0 [ 848.146551] ? rcu_read_lock_sched_held+0x108/0x120 [ 848.151801] ? kmem_cache_alloc_trace+0x459/0x740 [ 848.156614] ? lock_downgrade+0x980/0x980 [ 848.160739] kernfs_mount_ns+0x13d/0x8b0 [ 848.164778] ? kernfs_super_ns+0x70/0x70 [ 848.168821] sysfs_mount+0xc2/0x1c0 [ 848.172422] ? sysfs_kill_sb+0x40/0x40 [ 848.176281] ? alloc_pages_current+0xbe/0x1e0 [ 848.180749] ? security_sb_copy_data+0x81/0xb0 [ 848.185312] mount_fs+0x66/0x2d0 [ 848.188660] vfs_kern_mount.part.26+0xc6/0x4a0 [ 848.193216] ? may_umount+0xa0/0xa0 [ 848.196816] ? _raw_read_unlock+0x22/0x30 [ 848.200936] ? __get_fs_type+0x8a/0xc0 [ 848.204802] do_mount+0xea4/0x2bb0 [ 848.208317] ? copy_mount_string+0x40/0x40 [ 848.212526] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 848.217517] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 848.222246] ? retint_kernel+0x10/0x10 [ 848.226117] ? copy_mount_options+0x18b/0x2e0 [ 848.230594] ? copy_mount_options+0x18e/0x2e0 [ 848.235060] ? copy_mount_options+0x1f7/0x2e0 [ 848.239530] SyS_mount+0xab/0x120 [ 848.242955] ? copy_mnt_ns+0xb30/0xb30 [ 848.246817] do_syscall_64+0x281/0x940 [ 848.250677] ? vmalloc_sync_all+0x30/0x30 [ 848.254799] ? _raw_spin_unlock_irq+0x27/0x70 [ 848.259270] ? finish_task_switch+0x1c1/0x7e0 [ 848.263740] ? syscall_return_slowpath+0x550/0x550 [ 848.268650] ? syscall_return_slowpath+0x2ac/0x550 [ 848.273552] ? prepare_exit_to_usermode+0x350/0x350 [ 848.278545] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 848.283885] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 848.288705] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 848.293878] RIP: 0033:0x4552d9 2018/04/03 19:31:34 executing program 7 (fault-call:1 fault-nth:18): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 848.297045] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 848.304725] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 848.311978] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 848.319235] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 848.326479] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 848.333721] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000011 2018/04/03 19:31:34 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x114}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000330000711002000000000000000000000080009500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000180)={r0, &(0x7f0000000080)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0xe) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000200)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) socketpair(0x10, 0xf, 0x81, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0x1) 2018/04/03 19:31:34 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x101) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) close(r0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f00000000c0)=@alg, 0x80, &(0x7f0000000180)=[{&(0x7f0000000200)=""/192, 0xc0}], 0x1, &(0x7f00000002c0)=""/222, 0xde, 0x5}, 0x40000000) [ 848.696977] FAULT_INJECTION: forcing a failure. [ 848.696977] name failslab, interval 1, probability 0, space 0, times 0 [ 848.708252] CPU: 0 PID: 26868 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 848.715518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.724856] Call Trace: [ 848.727433] dump_stack+0x194/0x24d [ 848.731051] ? arch_local_irq_restore+0x53/0x53 [ 848.735701] ? __save_stack_trace+0x7e/0xd0 [ 848.740006] should_fail+0x8c0/0xa40 [ 848.743713] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 848.748799] ? kasan_kmalloc+0xad/0xe0 [ 848.752663] ? kmem_cache_alloc_trace+0x136/0x740 [ 848.757484] ? __memcg_init_list_lru_node+0x169/0x270 [ 848.762658] ? __list_lru_init+0x544/0x750 [ 848.766881] ? sget_userns+0x691/0xe40 [ 848.770753] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 848.775484] ? do_mount+0xea4/0x2bb0 [ 848.779179] ? SyS_mount+0xab/0x120 [ 848.782796] ? do_syscall_64+0x281/0x940 [ 848.786846] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 848.792189] ? find_held_lock+0x35/0x1d0 [ 848.796228] ? __lock_is_held+0xb6/0x140 [ 848.800276] ? check_same_owner+0x320/0x320 [ 848.804586] ? rcu_note_context_switch+0x710/0x710 [ 848.809497] should_failslab+0xec/0x120 [ 848.813468] kmem_cache_alloc_trace+0x4b/0x740 [ 848.818039] ? __kmalloc_node+0x33/0x70 [ 848.821989] ? __kmalloc_node+0x33/0x70 [ 848.825949] ? rcu_read_lock_sched_held+0x108/0x120 [ 848.830952] __memcg_init_list_lru_node+0x169/0x270 [ 848.835946] ? list_lru_add+0x7c0/0x7c0 [ 848.839899] ? __kmalloc_node+0x47/0x70 [ 848.843872] __list_lru_init+0x544/0x750 [ 848.847912] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 848.853771] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 848.858762] ? __lockdep_init_map+0xe4/0x650 [ 848.863147] ? lockdep_init_map+0x9/0x10 [ 848.867192] sget_userns+0x691/0xe40 [ 848.870895] ? kernfs_sop_show_path+0x190/0x190 [ 848.875553] ? kernfs_sop_show_options+0x180/0x180 [ 848.880463] ? destroy_unused_super.part.6+0xd0/0xd0 [ 848.885542] ? check_same_owner+0x320/0x320 [ 848.889842] ? rcu_pm_notify+0xc0/0xc0 [ 848.893707] ? rcu_read_lock_sched_held+0x108/0x120 [ 848.898706] ? kmem_cache_alloc_trace+0x459/0x740 [ 848.903531] ? lock_downgrade+0x980/0x980 [ 848.907661] kernfs_mount_ns+0x13d/0x8b0 [ 848.911703] ? kernfs_super_ns+0x70/0x70 [ 848.915761] sysfs_mount+0xc2/0x1c0 [ 848.919368] ? sysfs_kill_sb+0x40/0x40 [ 848.923236] ? alloc_pages_current+0xbe/0x1e0 [ 848.927714] ? security_sb_copy_data+0x81/0xb0 [ 848.932276] mount_fs+0x66/0x2d0 [ 848.935624] vfs_kern_mount.part.26+0xc6/0x4a0 [ 848.940179] ? may_umount+0xa0/0xa0 [ 848.943781] ? _raw_read_unlock+0x22/0x30 [ 848.947918] ? __get_fs_type+0x8a/0xc0 [ 848.951800] do_mount+0xea4/0x2bb0 [ 848.955330] ? copy_mount_string+0x40/0x40 [ 848.959554] ? rcu_pm_notify+0xc0/0xc0 [ 848.963424] ? copy_mount_options+0x5f/0x2e0 [ 848.967806] ? rcu_read_lock_sched_held+0x108/0x120 [ 848.972804] ? kmem_cache_alloc_trace+0x459/0x740 [ 848.977621] ? kasan_check_write+0x14/0x20 [ 848.981833] ? _copy_from_user+0x99/0x110 [ 848.985964] ? copy_mount_options+0x1f7/0x2e0 [ 848.990445] SyS_mount+0xab/0x120 [ 848.993871] ? copy_mnt_ns+0xb30/0xb30 [ 848.997734] do_syscall_64+0x281/0x940 [ 849.001595] ? vmalloc_sync_all+0x30/0x30 [ 849.005723] ? _raw_spin_unlock_irq+0x27/0x70 [ 849.010204] ? finish_task_switch+0x1c1/0x7e0 [ 849.014674] ? syscall_return_slowpath+0x550/0x550 [ 849.019580] ? syscall_return_slowpath+0x2ac/0x550 [ 849.024483] ? prepare_exit_to_usermode+0x350/0x350 [ 849.029475] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 849.034813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 849.040174] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 849.045340] RIP: 0033:0x4552d9 [ 849.048508] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 849.056198] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 849.063450] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 849.070708] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 849.077959] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 849.085210] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000012 2018/04/03 19:31:35 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1f, 0x0, 0xfffffffffffffffc, &(0x7f00000000c0)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000180)) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000200)=0x9, 0x4) close(r1) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000040)="9089abf3", &(0x7f0000000100)="1626d8c2cd6c0b1653e261d0e60838488b59e04fb0d095c8655e66036e5375eb17c142fe16e8e1751d0188c2f44b4313450ee12fef5f35cd72bc6770c4649e5fe5b495a874a6ec6141b164a1096c05", 0x2}, 0x20) close(r0) 2018/04/03 19:31:35 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0x4, 0x8, 0x7}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000040)={0x0, 0x0}}, 0x10) r2 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000200)={r1}, 0xc) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000000c0)) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000001300)={r2, &(0x7f0000001280)="da1a07e0eaf5faa3c8ee2110462f3cbe50b7804f10a43f3078d38998197171c534f54b65439b4e59cddf7c6ccaaf14f5d25e0ee2af5debeac739d8f606b0f284554c3b3d8e14ec59526f959cfc1ccf9ac9f3d5497eff98418e6d788de6c9dbc63fec1aa1914d6334923ea5db91ef1f30e324ad9c19ff5916"}, 0x4) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000100)={r2, &(0x7f00000000c0), &(0x7f0000000240)=""/4096}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000001240)={r0, &(0x7f0000000140)="96c9d8523e0190d7041b2f3c489fcaa7aa5c296e7d180fc74e7621e9a6227f397fcfc1648a105737bf2865aeb25f34a4a90ae5e18de5cb3e078f7c07d95ba2f643c591e1408ca11a9443d81e6316fad97e75e01a0f9da90a25934a5a9a5ff6ac8aa94a0602d6899bc0e484e23a5632a40feb97bd0ab4972196b490f853de75804f7ed37a"}, 0x10) 2018/04/03 19:31:35 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x0, 0x8, 0xa, 0x2, 0x20, 0xffffffffffffffff, 0x81}, 0x2c) 2018/04/03 19:31:35 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000600)={0x10, 0x8000000000004, 0x4, 0x6}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={r0, 0x28}, 0x10) bpf$MAP_CREATE(0x4, &(0x7f0000000880)={0x13, 0x0, 0x0, 0x0, 0x20000000, 0x0}, 0x2c) 2018/04/03 19:31:35 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2}, 0x3f) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:35 executing program 7 (fault-call:1 fault-nth:19): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:35 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r0) recvmsg$kcm(r1, &(0x7f0000000180)={&(0x7f0000000040)=@in={0x0, 0x0, @broadcast}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/155, 0x9b}, {&(0x7f00000002c0)=""/212, 0xd4}, {&(0x7f00000003c0)=""/183, 0xb7}, {&(0x7f0000000480)=""/213, 0xd5}], 0x4, &(0x7f0000000100)=""/53, 0x35, 0x5}, 0x41) close(r1) 2018/04/03 19:31:35 executing program 4: socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000100)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) mkdir(&(0x7f0000000040)='./file0\x00', 0x4) close(r0) gettid() socketpair(0xd, 0xf, 0x10001, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40082404, &(0x7f00000000c0)=0x3) 2018/04/03 19:31:35 executing program 5: bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001b40)={&(0x7f0000000000)='./file0\x00'}, 0x10) socketpair(0x1, 0x6, 0xfffffffffffffffc, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000040)) recvmsg$kcm(r1, &(0x7f0000002640)={0x0, 0x0, &(0x7f0000002600)}, 0x0) close(r0) 2018/04/03 19:31:35 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000013c0)={&(0x7f0000000b80)=@alg={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-cast6-avx\x00'}, 0x80, &(0x7f0000000f00)=[{&(0x7f0000000c00)="86ffa11cd225173e58dd6e256ca9", 0xe}, {&(0x7f0000000c40)="4afe79cbe43d38e8be9e8aaa6d3d70f2bd725c1aec021a4e0fe0a691e09f18ea7a408f6b42678f92f0ddec4eae8cc40f8611339c0e2a9535305785508438bdb9bd052c7804cbdda73bbede9faa0a938887ce6b493f32d908230d43247f1ef3b125210763f7934018dc16bb04262a84c33f9bcc79afaae5f76af2639c5065671d6aeadcfd4c9bddd1792b19fff259deacc9f7a6dad2f62093a1cca3003b691781f6e44f09", 0xa4}, {&(0x7f0000000d00)}, {&(0x7f0000000d40)="31a84f1d132d28e34169e64a00ab7404c9e4f1f4b4df46b20ee69cffd49eba456d3a3875b7485fa5469204b8a0703fa0d073c5c47a9cf246401acfe02d25a6b6371a58b6021d1592bd2cfb1873bb249552e124077cf6b9b7ddd19b5f6da1b8e9004b1e63aeee417ce16db3b04b43b43cc97739d86562d4182a72300f511afdda", 0x80}, {&(0x7f0000000dc0)="9ad03c0459bf13d528accde52c016c2d702af34aeb332b49", 0x18}, {&(0x7f0000000e00)="aa0073669106a8eca80e26ff5c2770cc4f6c60e6d5b00db0d64d10abf174677fa7b767b8d1bc3dd2bf6ce340e16e94253363a5c64b5c4470fa1d2e7c64f8634be087612658a7df4aebff3eab47734a685be1527a23dd", 0x56}, {&(0x7f0000000e80)="f8a79d2fd6aa264057f5", 0xa}, {&(0x7f0000000ec0)="59fbc9746bee71f4f66bd3af5c3c075f96457b05989fd363", 0x18}], 0x8, &(0x7f0000000f80)=[{0xd8, 0x102, 0x5, "d373f7c711c701b0688bdf26f7378d718bf0d3c339b32c373eaeca215f2832381be1d32fa323f2dbbbc1881670dc4f6378cddf13cb3cb7ffc818b403ab61601777c91e4fea4d8a0dc26b16e66d9e16eadf2690928b6c07e505157ce2854980aae40b4431b802954ba440494b4edc4500fdff33278297d2595e3f4d4cf2c1d7320ed372597133cd65d47bc23fcb44002c149518b371fed6f3550987541f84605b7aed4640cd1d4e8e5481c2067699784d1d71d7575d8070dad78dc3f695a338abf3fd"}, {0xa8, 0x11f, 0x5, "7edef86482a9b8fcb174eb4f3439888e39027ca4148c3024fd42f3667330fdbf269d2048925fa09616fececb439d55e4765249a1301d6213fe356c3d0154b13952b61e1338db1532fca3fefc0369b19f22518c64e4ce808c3159060934ce5ec32ccc337484f954268772fc128f860948192b6d76a5f5c255352301ff738db9cd905255cb560fd05ed0ea89e161265c53a7d7"}, {0x30, 0x111, 0x1, "b3f90f442581fe8b72d3d17578cae600836834fb021a14c5e4ae92eacc"}, {0x40, 0x13e, 0xff, "d27533ac3f176263db03d69595deb1863e98bec31d96bd38c1ddc15f6a404e5ee06e7e9cae8e34488a21cb966a"}, {0xd8, 0x10d, 0x7, "14639f3de8f258fe8fee3f72e9dc4e9926caa173a8a8152421403bbb941f5e3f46b253f22437229865c19b1edae9ce7c636fdfb5759f8105aa23012ee863a041bbc244bf5e99c60b62804cc4637b0ae13201091377865da5460c5ade56e4d47c1c5b850b81fd5636589a5effd0e7b8bef6409f63f5ed4b915a22584f96e6a08d9531061679582b48c27a70b942ed0c4f5325c8c31e20975f815215c0871d93e119627c75ebc0ea0554af6e5197b545e6322a26f9b1a1ae65ae8c3701e157ddd3ccac"}, {0x20, 0x115, 0xffffffffffffffc0, "4400ea5ca8cd557777c1509299e95b"}, {0x78, 0x11, 0x6, "019cc4b69cba7b440d9e41a244060f7a61ff8bf29e2abacc78f38e3147bd494d2e3d8c075cf509ac863af42336129759262563636901b1b5204ec53a60b92619a6eb17774ac30fb4a4be9ac1a09932f2557027b9435d25508346c981e1b70dd320"}, {0x28, 0x11d, 0x1, "265e9fd4f5c381f6f9e8d99683b2cb7438d291"}, {0x28, 0x115, 0x400, "3ca6fa992abe0d8efd900d55de3fd3fe04"}, {0x90, 0x104, 0x3, "5df2d7376223788c5760b4007bc46b7b3fc36e665ea4d9501c3b5e7d567e712640e46e7d474af578f1440b5ee43caf5ae2121aa7ae1f4ed8292161c11bbe0a297108414352bfa48415259eadce913aeba09755b6b2b89eb347624a32f3bf45ae4822e2a36a11a26e7f725c4a2df2d82f3e1ce267234291824d3374"}], 0x440, 0x40}, 0x4000050) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)) sendmsg$kcm(r0, &(0x7f0000000b40)={&(0x7f0000000640)=@in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x80, &(0x7f0000000900)=[{&(0x7f00000006c0)="3fd58f2ba9", 0x5}, {&(0x7f0000000700)="fe5c3b4245f19cd29884a99c67c356881cf02c44fbc6ec7d96a91bd1f4679c83e41a1b12cf6a77c3302b2d8be062dd9721d7b21006a48fec692065369d4b7b8023f5e4d16b3b545c4f8540c45313e64c8b72e0c91afa3cec9993110189f6eace5d674fb4cc3cf4e24c10bbecfc904cb8f1d3f58d74c098297e657132d48c43778b377fba98c45b47053d15c43a730f8d56f8b2ce1b04f43d49435c2562029245", 0xa0}, {&(0x7f00000007c0)="229e0f11a2f174408c066d073e5566117ecafdc13cd00d60cea9a651c4f6b6221aee242a001f5dddf18b4d597621e255", 0x30}, {&(0x7f0000000800)="ce5820b2e2e8569d2eb0415909d57b10e623d94d413324b57cc002564344dea8054aff6d3096284e771ec4014d90c80a6ad9722890855ae303094d0e0d114f1b42161b5cbcd5617a9e608029955c351e6b394fb75af22d52efbdd7da00ddf8af107dfdb5f46022d04abf27df58b9ce80d7ce17821a92e347ac2f5e7915241298", 0x80}, {&(0x7f0000000880)="0be4c1036fa43f7f1184218c3bdb199ad3437d416810975ce47d147ccb824d89fe1d4492ef0834ed12a87ba4ef53730a37996147c98b3bc03d480714e37384e8da821fc70a81d050c6f1ee27debb0763904d1d98f32dbb2a68f1ac1b9e7613fa286333735675e7e22440dd2905ca0d", 0x6f}], 0x5, &(0x7f0000000980)=[{0x90, 0x3a, 0x0, "5d26e67e8c8410b5b506529777af9b2885835f18869cc4a2481492271eda7031a2b70d47f1bf677135e57454b275bf06c955191bbae69c99042359ef849015eb1b649d77591038ce4b9bbe50ce93d2c1f340f58982970d3c22b437805e7703e1b89b4dbbf596a837b4beb3362efabf5909ba29ab23baa7285ae71c61a2c471da"}, {0x20, 0x103, 0x110, "f149d05cd550675889ee41a3696a"}, {0xe8, 0x10e, 0x5, "36a2061769ec99135d7734dfc998308f9aedc44c2f49721dd06b118533802db5f6f703f7a1b9c77e66d7b741603dece64eaed94429085f8c5e95b79d5164cef0f9b5435029e12f9a7d23a6f8c659fcd06ab308dc7574ef5f5306339b1614d2b67a8ba63a85b0236f24ba22eb4eb8dde17f43e8cb15f2cacb8c0b873cf22037527a1c7bd90de6a53af52ab0208761c5551c5893b0dcb2c1ece15bf0ca2518481f17dcf6b6aafad2cc00404886cb0d3553c2a1593096ac3c270ba945b4b4169ec1c3e1a34aef25785265309fd10db633ab33"}], 0x198, 0x80}, 0x20000000) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000d00)) close(r1) close(r2) recvmsg$kcm(r1, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000080)=""/33, 0x21}, {&(0x7f0000000200)=""/247, 0xf7}, {&(0x7f00000000c0)=""/30, 0x1e}, {&(0x7f0000000300)=""/216, 0xd8}, {&(0x7f0000000400)=""/97, 0x61}, {&(0x7f0000000180)=""/5, 0x5}], 0x6, &(0x7f0000000500)=""/214, 0xd6, 0xc0}, 0x2001) 2018/04/03 19:31:35 executing program 6: mkdir(&(0x7f0000000200)='./file0\x00', 0x0) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000000a000)={0x6, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x8000000200000000, 0x7f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) recvmsg(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000240)=""/141, 0xfffffffffffffed9}, {&(0x7f0000000180)=""/102, 0x66}, {&(0x7f0000000300)=""/3, 0x3}, {&(0x7f0000000340)=""/207, 0xcf}], 0x4, 0x0, 0x0, 0x4}, 0x80) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f00000004c0)=0xffff) mount(&(0x7f000091dff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x2) r3 = gettid() perf_event_open(&(0x7f00000000c0)={0x3, 0x70, 0x825b, 0x6, 0x9, 0x5, 0x0, 0x2, 0x2, 0x1, 0xb7ed, 0xffff, 0x8000, 0x8001, 0x9, 0x7fff, 0x9, 0x4f, 0x8, 0x7, 0x6, 0x2, 0x0, 0x0, 0x7, 0x7, 0x3f, 0xbc17, 0x9, 0x8, 0x100, 0xbb7, 0x0, 0x400000000000, 0x100000000, 0x7, 0x6, 0x9c, 0x0, 0x8000, 0x2, @perf_config_ext={0x9, 0x8001}, 0x6200, 0x1a3, 0x2, 0x6, 0x9, 0x6, 0x5}, r3, 0x3, r1, 0x1) perf_event_open(&(0x7f0000000040)={0x7, 0x70, 0x9, 0x36d, 0x3ff, 0x8, 0x0, 0x7, 0x100, 0x6, 0xdee4, 0xd9b, 0x9, 0x3e3, 0xff, 0x6, 0x1, 0x5, 0xffffffffffffffe1, 0x1, 0x1, 0x3, 0xfffffffffffffff7, 0x9, 0x3, 0x5, 0x200, 0x8, 0x5, 0x81, 0x7, 0xf4a, 0x100000001, 0x2, 0x5, 0x8, 0x7, 0x10000, 0x0, 0x9, 0x1, @perf_config_ext={0x0, 0x5}, 0x681, 0x6, 0xfffffffffffffffc, 0x6, 0x0, 0x7cb9, 0xa73}, r3, 0x6, r0, 0x1) 2018/04/03 19:31:35 executing program 4: socketpair(0x0, 0xe, 0x3, &(0x7f0000000080)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair$inet6(0xa, 0x4, 0x5, &(0x7f00000000c0)) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000040)) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) [ 849.615846] FAULT_INJECTION: forcing a failure. [ 849.615846] name failslab, interval 1, probability 0, space 0, times 0 [ 849.627111] CPU: 1 PID: 26893 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 849.634380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.643730] Call Trace: [ 849.646321] dump_stack+0x194/0x24d [ 849.649972] ? arch_local_irq_restore+0x53/0x53 [ 849.654638] ? __save_stack_trace+0x7e/0xd0 [ 849.658960] should_fail+0x8c0/0xa40 2018/04/03 19:31:35 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x7}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="1800034764087a2298032587a312000000ffffffffffffffff000000791014000000000000000000000000009500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) [ 849.662671] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 849.667770] ? kasan_kmalloc+0xad/0xe0 [ 849.671652] ? kmem_cache_alloc_trace+0x136/0x740 [ 849.676488] ? __memcg_init_list_lru_node+0x169/0x270 [ 849.681676] ? __list_lru_init+0x544/0x750 [ 849.685905] ? sget_userns+0x691/0xe40 [ 849.689790] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 849.694538] ? do_mount+0xea4/0x2bb0 [ 849.698243] ? SyS_mount+0xab/0x120 [ 849.701867] ? do_syscall_64+0x281/0x940 [ 849.705929] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 849.711295] ? find_held_lock+0x35/0x1d0 [ 849.715349] ? __lock_is_held+0xb6/0x140 [ 849.719396] ? check_same_owner+0x320/0x320 [ 849.723714] ? rcu_note_context_switch+0x710/0x710 [ 849.728636] should_failslab+0xec/0x120 [ 849.732593] kmem_cache_alloc_trace+0x4b/0x740 [ 849.737152] ? __kmalloc_node+0x33/0x70 [ 849.741101] ? __kmalloc_node+0x33/0x70 [ 849.745060] ? rcu_read_lock_sched_held+0x108/0x120 [ 849.750079] __memcg_init_list_lru_node+0x169/0x270 [ 849.755092] ? list_lru_add+0x7c0/0x7c0 [ 849.759067] ? __kmalloc_node+0x47/0x70 [ 849.763045] __list_lru_init+0x544/0x750 [ 849.767108] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 849.772991] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 849.778003] ? __lockdep_init_map+0xe4/0x650 [ 849.782406] ? lockdep_init_map+0x9/0x10 [ 849.786459] sget_userns+0x691/0xe40 [ 849.790148] ? kernfs_sop_show_path+0x190/0x190 [ 849.794808] ? kernfs_sop_show_options+0x180/0x180 [ 849.799735] ? destroy_unused_super.part.6+0xd0/0xd0 [ 849.804828] ? check_same_owner+0x320/0x320 [ 849.809132] ? rcu_pm_notify+0xc0/0xc0 [ 849.813012] ? rcu_read_lock_sched_held+0x108/0x120 [ 849.818015] ? kmem_cache_alloc_trace+0x459/0x740 [ 849.822851] ? lock_downgrade+0x980/0x980 [ 849.827002] kernfs_mount_ns+0x13d/0x8b0 [ 849.831061] ? kernfs_super_ns+0x70/0x70 [ 849.835123] sysfs_mount+0xc2/0x1c0 [ 849.838752] ? sysfs_kill_sb+0x40/0x40 [ 849.842632] ? alloc_pages_current+0xbe/0x1e0 [ 849.847126] ? security_sb_copy_data+0x81/0xb0 [ 849.851708] mount_fs+0x66/0x2d0 [ 849.855074] vfs_kern_mount.part.26+0xc6/0x4a0 [ 849.859648] ? may_umount+0xa0/0xa0 [ 849.863273] ? _raw_read_unlock+0x22/0x30 [ 849.867420] ? __get_fs_type+0x8a/0xc0 [ 849.872047] do_mount+0xea4/0x2bb0 [ 849.875587] ? copy_mount_string+0x40/0x40 [ 849.879819] ? rcu_pm_notify+0xc0/0xc0 [ 849.883707] ? copy_mount_options+0x5f/0x2e0 [ 849.888114] ? rcu_read_lock_sched_held+0x108/0x120 [ 849.893127] ? kmem_cache_alloc_trace+0x459/0x740 [ 849.897969] ? kasan_check_write+0x14/0x20 [ 849.902199] ? _copy_from_user+0x99/0x110 [ 849.906351] ? copy_mount_options+0x1f7/0x2e0 [ 849.910841] SyS_mount+0xab/0x120 2018/04/03 19:31:35 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) [ 849.914284] ? copy_mnt_ns+0xb30/0xb30 [ 849.918171] do_syscall_64+0x281/0x940 [ 849.922054] ? vmalloc_sync_all+0x30/0x30 [ 849.926197] ? _raw_spin_unlock_irq+0x27/0x70 [ 849.930693] ? finish_task_switch+0x1c1/0x7e0 [ 849.935187] ? syscall_return_slowpath+0x550/0x550 [ 849.940110] ? syscall_return_slowpath+0x2ac/0x550 [ 849.945036] ? prepare_exit_to_usermode+0x350/0x350 [ 849.950055] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 849.955419] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 849.960265] entry_SYSCALL_64_after_hwframe+0x42/0xb7 2018/04/03 19:31:35 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000c3000)={0xf, 0x4, 0x4, 0x1934, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0x380) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000380)={r0, &(0x7f00000002c0)="4b73e4e30743cc8fb8af80d2e4feb2ee82156245cf94b5b9cde96c7e24df711584ab898c557fcd1ab1ace7b57aff675ef9c4dee65bc273dcb0b6a0274b2e00f003a806c7af3b080ab36828a608bc09ae5865ef76143ad5c8a28cf113fbe9b2a386d6c196cf0f0cd16d8a3f027eccca96e334fa20a391c76bb60a9b2e877c45d097acb9dd48608fb12451f44a3bc9c321d5fde2507da244c249b2a76b961b0a2e0dea3ee57da0ee08116713bfee6f9d48ad4d38a965"}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000022c0)={r0, &(0x7f0000000040), &(0x7f0000000040)}, 0x20) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000180)={r0, 0x28, &(0x7f0000000240)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000200)={r1, 0x7, 0x8}, 0xc) r2 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000001c0)={r1, 0x9, 0x8}, 0xc) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='nfsd\x00', 0x20, &(0x7f00000000c0)="e3ca4cb9455c564911ecaeaeedd1672172aebc579873e1706c85a520d16704eb0b8bcc4a7d9306854801cdc24ab8902a66bdc6f5a8d789d8c4f9c3c7ff735cca34d067fd3849722d3ccf4db42205cfedd36cb94508d7cf256c5a5023119da42b3002fa3117b22d9513b0") bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000280)={&(0x7f0000000140)='./file0\x00', r2}, 0x10) [ 849.965446] RIP: 0033:0x4552d9 [ 849.968625] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 849.976331] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 849.983591] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 849.990858] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 849.998128] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 850.005384] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000013 2018/04/03 19:31:35 executing program 7 (fault-call:1 fault-nth:20): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:35 executing program 0: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000700)={0x0, 0xffffffffffffffff, 0x1}, 0xfffffffffffffe84) 2018/04/03 19:31:35 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0xfffffffffffffed1) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000040)=0x8, 0x4) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000340)="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"}, {&(0x7f0000000480)="66107e468887f76f88b1000c7d593af3e699ea17d4b5bd1e7ad1d85312c926e4bd1c544b5e0187b4e4a7e9d1464e24ada340a0e6d400000000000000035695c1c0502cfef70bf9ea1a51ab355d2710f12a11819dfa1348e830ce21d3f2ed8b1859ba29a3b740ab457afff26995f25a7d0eafe990bb2bb2376382e9239a35481792a304cd8d0eb980534b999e7990e9cb294a76befa3b5b6464711d9b4c5246434ccb3811f78a3f73e8a0898bece580a200a906d0fef8b754fd623217264dbec7f2ce6331c67b7074b06d1ae4a15909c52ffd729b0139e34be5708de18a9aabcc259189302f070f0200000000"}, {&(0x7f0000000200)="f27bddd99061845f1855d28c73d422cb9bc4a71d1571470860d5e43fe7fcbfac059edc0710015ab9747b3b85c9aa1b2cda3ed11da96ac7c1717d3bb38fec88ec20343ef947cec43d0cd3985058bc0f0f108a4e94cb8c043b62addc5a9cbe96"}, {&(0x7f0000000280)="e28e72c76ee9d611ecfa7cb592d06b7c481610c1353f729d83011c6b7519b6e1f893bf1e555a1333304602cdb0d15e8f61"}], 0x1094, &(0x7f0000000080), 0xe7df6887b19d8624, 0xfffffffffffffffd}, 0x24000000) close(r1) close(r0) 2018/04/03 19:31:35 executing program 6: mount(&(0x7f0000000700)='./file0\x00', &(0x7f0000000740)='./file0\x00', &(0x7f0000000780)='nsfs\x00', 0x200000, &(0x7f00000007c0)) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x32, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x5, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x95}}, &(0x7f00000001c0)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f0000000080)=""/251}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000800)=0x1ff, 0x4) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000840)) close(r0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000200)={r1, 0x28, &(0x7f0000000180)}, 0x10) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) bpf$OBJ_GET_PROG(0x7, &(0x7f00000007c0)={&(0x7f00000005c0)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000400)={r1, 0x0, 0x4c, 0x8f, &(0x7f0000000880)="ebaf34732351f67384539f8967ce2fdf8d28e135b48fae352a5e77c4c56c42c74caedc8f63f88b9267909547ed7461dfeeff4098d31a5663a5007fb1a9c2defb71f9ffdb7e19ca7c4553a16f", &(0x7f0000000900)=""/143, 0x8000, 0x3}, 0x28) close(r2) close(r3) recvmsg(r2, &(0x7f00000006c0)={&(0x7f0000000280)=@nfc, 0x80, &(0x7f0000000580)=[{&(0x7f0000000300)=""/178, 0xb2}, {&(0x7f0000000440)=""/164, 0xa4}, {&(0x7f0000000500)=""/10, 0xa}, {&(0x7f0000000540)=""/35, 0x23}], 0x4, &(0x7f0000000600)=""/167, 0xa7, 0x32}, 0x2040) close(r0) 2018/04/03 19:31:36 executing program 5: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x5, 0x4, 0x6879, 0xb, 0x0, 0xffffffffffffffff, 0x0, [0x4]}, 0x2c) recvmsg$kcm(0xffffffffffffff9c, &(0x7f000000dbc0)={&(0x7f000000d4c0)=@can={0x0, 0x0}, 0x80, &(0x7f000000da40)=[{&(0x7f000000d540)=""/239, 0xef}, {&(0x7f000000d640)=""/193, 0xc1}, {&(0x7f000000d740)=""/234, 0xea}, {&(0x7f000000d840)=""/116, 0x74}, {&(0x7f000000d8c0)=""/115, 0x73}, {&(0x7f000000d940)=""/91, 0x5b}, {&(0x7f000000d9c0)=""/122, 0x7a}], 0x7, &(0x7f000000dac0)=""/241, 0xf1, 0x7}, 0x40) bpf$PROG_LOAD(0x5, &(0x7f000000dc00)={0xc, 0x4, &(0x7f0000000240)=@raw=[@generic={0x0, 0x5, 0x2, 0x1}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x70}], &(0x7f0000000380)='syzkaller\x00', 0x1, 0xc0, &(0x7f00000003c0)=""/192, 0x41100, 0x1, [], r2}, 0x48) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000000c0)) mkdir(&(0x7f0000000100)='.', 0x40000009) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000040)={r1, &(0x7f0000000480)="7d1360d6cddc474ddca6e03a6bc92c33f58d9e5db9df63b7e9c91acf19098b062109d8a0dff2d3589539c1cacda3809dba405cb257163d509614b03311d8309b89461fd8742d69ce80e4af7d1fbc6aa0dcf5de61a0b951c8df42f95b2046878839220a96166c34e0c70c89c50ee7c27fce0f96e3781939feab2c3cd2f759cf88394dd124b7510340df150dec591038c19955d63714058c6a5a4317a7efcd264bda63db16f170961ee3d2bb932270", &(0x7f0000000280)=""/254}, 0x18) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000140)=ANY=[@ANYRES64]) [ 850.361091] FAULT_INJECTION: forcing a failure. [ 850.361091] name failslab, interval 1, probability 0, space 0, times 0 [ 850.372390] CPU: 0 PID: 26953 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 850.379656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 850.388997] Call Trace: [ 850.391575] dump_stack+0x194/0x24d [ 850.395179] ? arch_local_irq_restore+0x53/0x53 [ 850.399826] ? __save_stack_trace+0x7e/0xd0 [ 850.404146] should_fail+0x8c0/0xa40 [ 850.407863] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 850.412956] ? kasan_kmalloc+0xad/0xe0 [ 850.416827] ? kmem_cache_alloc_trace+0x136/0x740 [ 850.421656] ? __memcg_init_list_lru_node+0x169/0x270 [ 850.426826] ? __list_lru_init+0x544/0x750 [ 850.431044] ? sget_userns+0x691/0xe40 [ 850.434908] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 850.439637] ? do_mount+0xea4/0x2bb0 [ 850.443332] ? SyS_mount+0xab/0x120 [ 850.446945] ? do_syscall_64+0x281/0x940 [ 850.450991] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 850.456338] ? find_held_lock+0x35/0x1d0 [ 850.460377] ? __lock_is_held+0xb6/0x140 [ 850.464417] ? check_same_owner+0x320/0x320 [ 850.468723] ? rcu_note_context_switch+0x710/0x710 [ 850.473640] should_failslab+0xec/0x120 [ 850.477595] kmem_cache_alloc_trace+0x4b/0x740 [ 850.482156] ? __kmalloc_node+0x33/0x70 [ 850.486113] ? __kmalloc_node+0x33/0x70 [ 850.490071] ? rcu_read_lock_sched_held+0x108/0x120 [ 850.495069] __memcg_init_list_lru_node+0x169/0x270 [ 850.500067] ? list_lru_add+0x7c0/0x7c0 [ 850.504025] ? __kmalloc_node+0x47/0x70 [ 850.507984] __list_lru_init+0x544/0x750 [ 850.512037] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 850.517906] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 850.522903] ? __lockdep_init_map+0xe4/0x650 [ 850.527297] ? lockdep_init_map+0x9/0x10 [ 850.531339] sget_userns+0x691/0xe40 [ 850.535043] ? kernfs_sop_show_path+0x190/0x190 [ 850.539687] ? kernfs_sop_show_options+0x180/0x180 [ 850.544589] ? destroy_unused_super.part.6+0xd0/0xd0 [ 850.549673] ? check_same_owner+0x320/0x320 [ 850.553976] ? rcu_pm_notify+0xc0/0xc0 [ 850.557851] ? rcu_read_lock_sched_held+0x108/0x120 [ 850.562846] ? kmem_cache_alloc_trace+0x459/0x740 [ 850.567665] ? lock_downgrade+0x980/0x980 [ 850.571790] kernfs_mount_ns+0x13d/0x8b0 [ 850.575828] ? kernfs_super_ns+0x70/0x70 [ 850.579864] sysfs_mount+0xc2/0x1c0 [ 850.583464] ? sysfs_kill_sb+0x40/0x40 [ 850.587327] ? alloc_pages_current+0xbe/0x1e0 [ 850.591798] ? security_sb_copy_data+0x81/0xb0 [ 850.596359] mount_fs+0x66/0x2d0 [ 850.599699] vfs_kern_mount.part.26+0xc6/0x4a0 [ 850.604254] ? may_umount+0xa0/0xa0 [ 850.607862] ? _raw_read_unlock+0x22/0x30 [ 850.611998] ? __get_fs_type+0x8a/0xc0 [ 850.615879] do_mount+0xea4/0x2bb0 [ 850.619406] ? copy_mount_string+0x40/0x40 [ 850.623623] ? rcu_pm_notify+0xc0/0xc0 [ 850.627495] ? copy_mount_options+0x5f/0x2e0 [ 850.631876] ? rcu_read_lock_sched_held+0x108/0x120 [ 850.636868] ? kmem_cache_alloc_trace+0x459/0x740 [ 850.641691] ? copy_mount_options+0x1f7/0x2e0 [ 850.646160] SyS_mount+0xab/0x120 [ 850.649586] ? copy_mnt_ns+0xb30/0xb30 [ 850.653448] do_syscall_64+0x281/0x940 [ 850.657312] ? vmalloc_sync_all+0x30/0x30 [ 850.661448] ? _raw_spin_unlock_irq+0x27/0x70 [ 850.665927] ? finish_task_switch+0x1c1/0x7e0 [ 850.670408] ? syscall_return_slowpath+0x550/0x550 [ 850.675321] ? syscall_return_slowpath+0x2ac/0x550 [ 850.680233] ? prepare_exit_to_usermode+0x350/0x350 [ 850.685234] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 850.690571] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 850.695400] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 850.700570] RIP: 0033:0x4552d9 [ 850.703733] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:31:36 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:36 executing program 0: socketpair(0x1e, 0x4, 0x0, &(0x7f0000000000)={0x0, 0x0}) sendmsg(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000200)}, 0x0) socketpair$inet(0x2, 0x6, 0x80000000, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000080)) close(r1) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000000c0)) 2018/04/03 19:31:36 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0xffffffffffffffa1, &(0x7f0000000100), 0x0, &(0x7f0000000000), 0x0, 0x1}, 0x50) close(r1) close(r0) 2018/04/03 19:31:36 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10ad}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xc, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7, 0x1f, 0x1, 0x1, 0x1}], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0x5c6e, 0x362b, &(0x7f0000000000)=""/251}, 0x24c) bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0xc, 0x5, &(0x7f0000000140)=@framed={{0x18}, [@call={0x85, 0x0, 0x0, 0x21}], {0x95}}, &(0x7f0000000180)='syzkaller\x00', 0x9, 0x97, &(0x7f0000000280)=""/151}, 0x2a2) 2018/04/03 19:31:36 executing program 7 (fault-call:1 fault-nth:21): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 850.711417] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 850.718658] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 850.725899] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 850.733147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 850.740397] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000014 [ 851.102242] FAULT_INJECTION: forcing a failure. [ 851.102242] name failslab, interval 1, probability 0, space 0, times 0 [ 851.113579] CPU: 0 PID: 26988 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 851.120837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 851.130165] Call Trace: [ 851.132736] dump_stack+0x194/0x24d [ 851.136339] ? arch_local_irq_restore+0x53/0x53 [ 851.140985] ? __save_stack_trace+0x7e/0xd0 [ 851.145285] should_fail+0x8c0/0xa40 [ 851.148974] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 851.154054] ? kasan_kmalloc+0xad/0xe0 [ 851.157916] ? kmem_cache_alloc_trace+0x136/0x740 [ 851.162762] ? __memcg_init_list_lru_node+0x169/0x270 [ 851.167926] ? __list_lru_init+0x544/0x750 [ 851.172136] ? sget_userns+0x691/0xe40 [ 851.176000] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 851.180732] ? do_mount+0xea4/0x2bb0 [ 851.184416] ? SyS_mount+0xab/0x120 [ 851.188020] ? do_syscall_64+0x281/0x940 [ 851.192064] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 851.197404] ? find_held_lock+0x35/0x1d0 [ 851.201439] ? __lock_is_held+0xb6/0x140 [ 851.205480] ? check_same_owner+0x320/0x320 [ 851.209776] ? rcu_note_context_switch+0x710/0x710 [ 851.214684] should_failslab+0xec/0x120 [ 851.218634] kmem_cache_alloc_trace+0x4b/0x740 [ 851.223189] ? __kmalloc_node+0x33/0x70 [ 851.227140] ? __kmalloc_node+0x33/0x70 [ 851.231086] ? rcu_read_lock_sched_held+0x108/0x120 [ 851.236077] __memcg_init_list_lru_node+0x169/0x270 [ 851.241069] ? list_lru_add+0x7c0/0x7c0 [ 851.245021] ? __kmalloc_node+0x47/0x70 [ 851.248973] __list_lru_init+0x544/0x750 [ 851.253012] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 851.258875] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 851.263864] ? __lockdep_init_map+0xe4/0x650 [ 851.268249] ? lockdep_init_map+0x9/0x10 [ 851.272284] sget_userns+0x691/0xe40 [ 851.275971] ? kernfs_sop_show_path+0x190/0x190 [ 851.280616] ? kernfs_sop_show_options+0x180/0x180 [ 851.285520] ? destroy_unused_super.part.6+0xd0/0xd0 [ 851.290599] ? check_same_owner+0x320/0x320 [ 851.294898] ? rcu_pm_notify+0xc0/0xc0 [ 851.298762] ? rcu_read_lock_sched_held+0x108/0x120 [ 851.303750] ? kmem_cache_alloc_trace+0x459/0x740 [ 851.308565] ? lock_downgrade+0x980/0x980 [ 851.312691] kernfs_mount_ns+0x13d/0x8b0 [ 851.316731] ? kernfs_super_ns+0x70/0x70 [ 851.320768] sysfs_mount+0xc2/0x1c0 [ 851.324367] ? sysfs_kill_sb+0x40/0x40 [ 851.328229] ? alloc_pages_current+0xbe/0x1e0 [ 851.332708] ? security_sb_copy_data+0x81/0xb0 [ 851.337266] mount_fs+0x66/0x2d0 [ 851.340607] vfs_kern_mount.part.26+0xc6/0x4a0 [ 851.345163] ? may_umount+0xa0/0xa0 [ 851.348764] ? _raw_read_unlock+0x22/0x30 [ 851.352889] ? __get_fs_type+0x8a/0xc0 [ 851.356751] do_mount+0xea4/0x2bb0 [ 851.360272] ? copy_mount_string+0x40/0x40 [ 851.364479] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 851.369468] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 851.374199] ? retint_kernel+0x10/0x10 [ 851.378062] ? copy_mount_options+0x160/0x2e0 [ 851.382530] ? copy_mount_options+0x1f7/0x2e0 [ 851.387000] SyS_mount+0xab/0x120 [ 851.390428] ? copy_mnt_ns+0xb30/0xb30 [ 851.394286] do_syscall_64+0x281/0x940 [ 851.398144] ? vmalloc_sync_all+0x30/0x30 [ 851.402267] ? _raw_spin_unlock_irq+0x27/0x70 [ 851.406734] ? finish_task_switch+0x1c1/0x7e0 [ 851.411202] ? syscall_return_slowpath+0x550/0x550 [ 851.416107] ? syscall_return_slowpath+0x2ac/0x550 [ 851.421015] ? prepare_exit_to_usermode+0x350/0x350 [ 851.426010] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 851.431352] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 851.436168] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 851.441329] RIP: 0033:0x4552d9 [ 851.444493] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 851.452176] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 851.459419] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 851.466662] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 851.473903] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 851.481146] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000015 2018/04/03 19:31:37 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:37 executing program 2: socketpair(0x4, 0x1, 0x2, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x2, 0x1, 0xbc14, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f00000006c0)=r0, 0x4) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r3) close(r2) sendmsg(r1, &(0x7f0000000680)={&(0x7f00000000c0)=@llc={0x1a, 0x30326d2975e1639f, 0x2, 0x7, 0x80000001, 0xca1, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000200)="e3d04ca71d38164c193e5194a05343766548c1c8e298b0f72e05354057179be2ec015c6f2f7ba8a132ca472be23c4db582bb10561091e7036fd100194c02664a9086f9650d", 0x45}, {&(0x7f0000000280)="dfef6e48b8b493d616769aa8fe71c86c349952e50c341fec88ed1f33360016eedf02aa6f9360e32828d7bb1b74830b27e88dafbec54cf943c7da596f269a22be155b16f3a4bba91657320818a45aa1365eb2adfc97fa01a5500025435d0955e63370a192c7323b2bfdfb46b2b15687d1aad29d457d0ca04920c9a9353e9c1b2401ad89bb445208a4f488b6aa66", 0x8d}, {&(0x7f0000000340)="4b70662ef9e3339b6fe2fb3cbd14868ece5dae3b882f9080ff3fe2bf251fdd542c7bee88ae9e962960f70678d0ea70c995e2df4118a498408d9da9f935a5b8cd4b8bd240220eb1f49fa178edfda670cc69f64652b3d881f8fd70531453fff1e58917f8c88c077c0f3b44c07ca62ba8bbc6452a7fc22b2acd9f605dd96e29332f9280cd7a86a173dd368e5721e022fd63310226f4d0f3bb1dafa7b39f5797b9e93988154ac2023765b1b637913c6fbf1c", 0xb0}, {&(0x7f0000000400)="79767be810c3b73e0235bed397b7be0a68a259406ff3ba0ee1727c0145e32cbb7fed63e87d7aa3a6f907f64156c0a9e395a3b9b815f0031ecb5f77782cc6fc8118ec81e7d61665791e3b443782386709723b6b45dffdd4ca8611e7d96d15b3b7543a73f44c82b2db99a7961ed23c0b40c5e85c01079b1f252d735eacba5691afc92eb763f68a9d1896c83a13a73c9ccc0011d5745639395ae7cc2def58deb08e46", 0xa1}], 0x4, &(0x7f00000004c0)=[{0xb0, 0x103, 0x73b, "21c43346c69560bce67dbf4f7d95191098a30ed7bef8ea63b3082d933a0c6e85df77352dece312138230aa808c624a7babbe1e0f27f5b6549bd619eac2baad5b60085c34270a57ff9ca8100f8613628b6c535c76a43e841a347248e74c01a72018727a90c7ea760d48c5fc9acc922596ae78b05b0ed3450a31a88970edc9b217c60d65fa9707690390c62d3ef65845a0ac8d05361a9c3d19dbdae7"}, {0x60, 0x13f, 0x3102, "c22066df26eef65407d39eb6417ba473656550d16df5f2d2b300dd059f74b8707be157af8f3d33991b6be024b5348b01634c0eabc40340aa66c1cc07d62ecc3d4a56bc56287cfb2dc210913233a0"}, {0x90, 0x1ff, 0x5, "ff7f9e4a5d4d62d646959f9ea6a3de2cd1c194fe2051ad6ee859e16a2bd9180403a15165218fd9c52c70b0bc7b664f3959aed64debe02dc01b9458cc89d4bf5a8e24a4a1b3bb34b62008c853b0fc10016c9c7a8335e064f2b47ac8dbb018739007c8ec4a9835a5bb9589d76a223326cefb24a56428ff52ceeb09d3625388ac"}], 0x1a0, 0x840}, 0x20000000) 2018/04/03 19:31:37 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair(0x9, 0x800, 0x3, &(0x7f0000000040)) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:37 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) sendmsg$kcm(r0, &(0x7f0000000100)={&(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x2, 0x2, 0x1, {0xa, 0x4e21, 0xd9a, @dev={0xfe, 0x80, [], 0x16}, 0x1000}}}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000200)="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", 0x1000}, {&(0x7f0000001200)="256c6889ef1726a3a2bd76bd0bd3cc068a892a92fc3e820c6ab7b046bdeaa4aa944456cf401b09cc1c8fb95986cfc77241367662589e3aaef7049e2999b0ab4ceefd968f6e5dc10d8c05fc714f38448fbb904b62f5241204e1263e7ccd9c3863919065ee664e0c2db40e77af9d088290a1b3aceffb94cd08448bbbd01bb58c85e65f902b3b491982269030ba0648ee573fcabdcf0704b1da8c4883d79a7112aa0fb4dd8e", 0xa4}], 0x2, &(0x7f00000012c0)=ANY=[@ANYBLOB="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"], 0x198, 0x8000}, 0x4) 2018/04/03 19:31:37 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x85, 0x1a}, 0x1d2) bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000030000000000000000000000000000009500000000000000"], &(0x7f0000000000)="73010080001e000000", 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:31:37 executing program 7 (fault-call:1 fault-nth:22): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:37 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x5, 0x100000000209e20, 0x8000000001, 0x5}, 0x2c) perf_event_open(&(0x7f0000001180)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x2, &(0x7f0000000040)={0x13, 0x0, 0x7ffff9, 0x0, 0x20000003, 0x0}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r0, &(0x7f0000000200), &(0x7f0000000240)=""/70}, 0x18) gettid() 2018/04/03 19:31:37 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000001fc0)) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000002000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r1, &(0x7f00000024c0)={&(0x7f0000002040)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000001f40)=[{&(0x7f00000020c0)="73c7575b94a72990e177f86ed4835a72a65c1a6c6831eeb0c48163a47ab63bcb605c8450cc4798ff6521c2aa722d1a7105c8a07e6c", 0x35}], 0x1, &(0x7f0000002500)=ANY=[], 0x0, 0x40000}, 0x20000000) r2 = gettid() r3 = perf_event_open(&(0x7f0000001ac0)={0x1, 0x70, 0xffffffff, 0x835, 0x9, 0xffffffffffffff5f, 0x0, 0x1000, 0x42000, 0x3, 0x8, 0x80, 0x1, 0x4, 0x100000001, 0x9, 0xff, 0x8, 0x1000, 0x7, 0x7f, 0x200, 0xb715, 0x3, 0x7fffffff, 0xf0a, 0x40, 0x8000, 0x8, 0x7, 0xffffffffffffff74, 0x4, 0x6, 0x100, 0x7, 0x335, 0x3ff, 0x58, 0x0, 0x4, 0x1, @perf_bp={&(0x7f0000001a80), 0xe}, 0x244, 0x80000000, 0x82, 0x7, 0x5, 0x3, 0x80000001}, r2, 0xd, r0, 0x8) mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000200)='mqueue\x00', 0x0, &(0x7f000000a000)) r4 = getpid() perf_event_open(&(0x7f0000001a00)={0x0, 0x70, 0x0, 0x8, 0x0, 0x3, 0x0, 0xb8, 0x1000, 0x0, 0x3, 0x4, 0xfff, 0x4, 0x4dae, 0x40, 0x100000001, 0x6, 0x4, 0x0, 0x3, 0x753c, 0x6, 0x100, 0x1de, 0x6, 0x4, 0x1, 0x6, 0x4, 0x7, 0x3, 0x7fff, 0x80000000, 0x3, 0x8, 0x81, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x7, 0x4}, 0x801, 0x400, 0x1, 0x4, 0x1, 0x9, 0x80000001}, r4, 0x7, r0, 0xb) r5 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000004000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x4}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000002380)) mount(&(0x7f0000001c00)='./file0\x00', &(0x7f0000001c40)='./file0\x00', &(0x7f0000001c80)='devpts\x00', 0x40, &(0x7f0000002500)="be623dfd58807ac0b2f86f052863a5f30adc0bce173ebcf648cefd7d64732aeb5b94e6af3ab33e53669ba6d304d067dad4b1ff3ed87f18fd170aac904e8f105e80e22881717c98752a9cd7cfb06d102877e3b36b2624d22427331755a9514b225d25999ed605ffe4188630db2e7ddcc57f6316b60c4f3845d9dfcbbde5e49af627b48d7c9bd743b536de31a9ba3010cb6714c9b90a50537be55ca12a18e6541bff5a82d293e7734ea9c90707899663bd96b3bcce5887bf0bd35963c5adc39ddcb6f2a0a02b01661242046cb54ef1aec5a486b69e006305064124867bf79f4dc11798e214b61575168b79887122e0a3461f703c077f902c0a") socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r6, &(0x7f0000001800)={&(0x7f0000000240)=@alg, 0x80, &(0x7f0000000740)=[{&(0x7f00000002c0)=""/83, 0x53}, {&(0x7f0000000340)=""/27, 0x1b}, {&(0x7f0000000380)}, {&(0x7f00000003c0)=""/40, 0x28}, {&(0x7f0000000400)=""/144, 0x90}, {&(0x7f00000004c0)=""/200, 0xc8}, {&(0x7f00000005c0)=""/60, 0x3c}, {&(0x7f0000000600)=""/105, 0x69}, {&(0x7f0000000680)=""/127, 0x7f}, {&(0x7f0000000700)=""/8, 0x8}], 0xa, &(0x7f0000000800)=""/4096, 0x1000}, 0x10000) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000002340)=0xf60) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003900)={&(0x7f0000003400)=@can={0x0, 0x0}, 0x80, &(0x7f0000003840)=[{&(0x7f0000003480)=""/194, 0xc2}, {&(0x7f0000003580)=""/250, 0xfa}, {&(0x7f0000003680)=""/100, 0x64}, {&(0x7f0000003700)=""/14, 0xe}, {&(0x7f0000003740)=""/159, 0x9f}, {&(0x7f0000003800)=""/15, 0xf}], 0x6, &(0x7f00000038c0)=""/29, 0x1d, 0x5}, 0x3) bpf$PROG_LOAD(0x5, &(0x7f0000003940)={0x4, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="18000000030000000000000003000000dfd00c00fcffffff0000000000000000000803000101000000000000000000003d01f0fff0ffffff000000000000000095000000000017d2"], &(0x7f0000000380)='GPL\x00', 0xf172, 0x4b, &(0x7f00000018c0)=""/75, 0x41f00, 0x1, [], r7}, 0x48) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000000c0)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000001f00)={0xffffffffffffffff, 0x0, 0xf6, 0x22, &(0x7f0000001dc0)="9ef9482ea02fd36d0a768986a7ebe7a627dc88937e7073e3521858dfa0d5e02f571a01cfdfa76e048e5f956ea5da60b90e02a6c3d3687ed61ec9ab5b682c02498bddef38de9ce8c753e41e78f414d16202a033b6c7752711a5f56924e7846d6dcde2f71026e1eb0319b5e60f6b1ec67fca31c3cf1691d3af91a19f56be5a10ff337a53ba13dd3d75e1555211954b92ec0082d02b7b4cdddc021cbe84e4af8f20788977e3416918843e6c92b2ebf7b8b33ecbd4c7c9a9d5036c3e3e538748a32f1a28eb77818ca1878ffdd445dcdb8a40e6221e0fc474428449dfe93c62bbc69996aa9b34488c1da4f6f7c2275305a6a4fb256c1a516d", &(0x7f0000001ec0)=""/34, 0x1f, 0x1}, 0x28) close(r5) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000001bc0)) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000001f80)='./file0\x00', &(0x7f0000000040)='cgroup\x00', 0x3441, &(0x7f0000000080)) mount(&(0x7f00000023c0)='./file0/file0\x00', &(0x7f0000001d80)='./file0/file0\x00', &(0x7f0000002300)='nus%\x00', 0x418, &(0x7f0000002600)="9b3923bfddc346e9fa2aeaffae0100006dd50ba83ab72218340d3c30c045a89ac016797652ba04f17a4f24467882e37e796e19d316e65f380db6619d04a581864664d8465757d9ee053c082cdfa957e7efab6191761847cca59c017493ef5e3d22432cf0b4ebef000000000000000000000000000000000000") ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000001940)=ANY=[@ANYBLOB="07000000000000000000000000000000000000000000000000000000000000000000000067eb0ecf1c127df7274c9ea1675e02fa4ffd89aa7e339417beb7d332a5c996e59875644dd1e3a690110400bc751bb0435977d90fcbb2b83c27812d818991d125e9c0f199be2bc7f01aa0a5cb9b9f99438aa0f1ae3d50201f7bb276536f567f03f062994da292b6db0000000000000000000000000000"]) mkdir(&(0x7f0000000680)='./file0\x00', 0x0) mount(&(0x7f0000001b40)='./file0\x00', &(0x7f0000001b80)='./file0/file0\x00', &(0x7f0000002100)='vfat\x00', 0x0, &(0x7f0000002140)="98980e21ac8b46c0b7bedeee39e6bd9ae4088d6ab47dc9dc76a39e299ce3783aa33e482e450484961fd3e3c5b178fafbe54440e19512ea4298652ed129d4241d9d116d8a5c2b931d350f0c989f8a288fc9e56c") mount(&(0x7f0000df7000)='./file0\x00', &(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='hugetlbfs\x00', 0x200, &(0x7f00000001c0)) mkdir(&(0x7f00000004c0)='./file0/file0\x00', 0x0) socketpair$inet(0x2, 0xfffffffffffffffc, 0x9, &(0x7f0000002400)) [ 851.998168] FAULT_INJECTION: forcing a failure. [ 851.998168] name failslab, interval 1, probability 0, space 0, times 0 [ 852.009469] CPU: 1 PID: 27003 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 852.016747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 852.026098] Call Trace: [ 852.028695] dump_stack+0x194/0x24d [ 852.032329] ? arch_local_irq_restore+0x53/0x53 [ 852.037001] ? __save_stack_trace+0x7e/0xd0 [ 852.040850] devpts: called with bogus options 2018/04/03 19:31:37 executing program 6: mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='securityfs"', 0x0, &(0x7f0000000080)='\x00') socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg(r0, &(0x7f0000002640)={&(0x7f0000000100)=@in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x16}}, 0x80, &(0x7f0000002580)=[{&(0x7f0000000180)="82f40002c301d86b5526bcc5e0f019537d53d9599ebb3b515a36bd", 0x1b}, {&(0x7f00000001c0)="a8db560e470aef63243c8f075375a39066379d27367bd472f3572fe0a1fd6a7aa07aafd1e7a941d5ff9d6c6637420d62de936e2f8c7da794fe68c5", 0x3b}, {&(0x7f0000000200)="6f55095886107731016c20919b27247abb494653b18a602482be38db28fc956a2b032d55fe78c86361ffeeefa69f9dfbf0ffef914ee8ec35ac67e98bb8917ce6d3c428ccf6bbdb4fdb849dd1d83f69f77f2debe76589edd7916d590837d097e68ead198d99d752b2c0786cf149736b52cef6bff95e0788aa65e9f494593e3173194901c5f37e2727aa998a626d25df349a1ef5b82e1496bbd710aa80e4259d268da6d7d0707e69c3f47a80237e5cd1add99b4758029d26a7884b5d5e61cf17dfd007cbe2c6a3ee3d385e3cd9116d", 0xce}, {&(0x7f0000000300)="2255ad455d7278a4fc9ae8b703b10f56d1481d3f02fcdc77f4ed92e8521993587b17715b8a70aa75af9863e645cca92488f98db1ef37ad5f0451312c17da36110365a06e9b225ed1fee1e88d5c4b3c194c195728030e754becbc972ee2d9ef19bf773e6be4126422b6d0", 0x6a}, {&(0x7f0000000380)="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0x1000}, {&(0x7f0000002380)="6b315ffe1a8216864cd1659918b661deb1bd2c39f62550ab5cfd3a5c2bc08cb0768185505bb4ae4ab8f1ff0d22411d4b18bc86fa8da0f6294133e4e6613f06bfe578cd4f248019a0a2cf4c262fe8d20116c35dc83908175ff0c6f430d5da7fff6cd60aa50888d30b9ff3ea2b14443a9dc906c3435e9f166ad0a2174371a31acd7a91ac2f110e514a0daf98", 0x8b}, {&(0x7f0000002440)="f4afd8d5b094fc39a1be17edaad24fab777b02e1b5ab3c2e28e22b2a1cd8268a087d3a5435a342c4ffaf15", 0x2b}, {&(0x7f0000002480)="32f487f6fcf61a90cc62eb8b10", 0xd}, {&(0x7f00000024c0)="a902c7ef48f291d405a831e3f7aa228341756cb9e0123eab18256dcc060344fd5abf61675b482d4ed67b7dec1481f30cd694cbc112652c2e6fe49e364ff987835b2fc7af2ed9c7373ec2186babb41f204b0083aa7ead40170d708c5670a94baa4449c9e48b518aaadaece8853ca75df2965fc041770248a852a96cd1389b329704d4c80ede1076e1a888d4d08ce286e03f9449488d19d7b1e14cb7008435738972df3aaf89f32693c4657a3773e35d20b163b0", 0xb3}], 0xa, 0x0, 0x0, 0x4000000}, 0x40000) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000026c0)={&(0x7f0000002680)='./file0\x00', 0x0, 0x18}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000002840)={r1, &(0x7f0000002700)="b40e7a879147ebf86faeb34f840359b515caddd68f5974702a88639e7247ec7975e5ca13a540e8ac8d3fffca5485287470bb82b1a220f20c216841e24d6b5395bf556bc112d2e377b170bef587d0791876083473658b4fad8731e9bc21a481d2ae7d900bb979aa07936922d3555267f9717e6022950583e3f3abd7c94c4e09a3b6de3787854142c2330fe4e1898011e23bc6a66b0be586e767c92a35c0320d223162bcc22d0ddd25b70fd2d3b61d355c346a7ca741a6a357e7122e5745d9ac00aa6ccb94dd1a43dd", &(0x7f0000002800)="9270c4cf0bfb3b396aa71915c12ee5be9b4f1fbe85f19078251707265bb3f2dd8e7546ba17b5a5a09590ab947f19e379", 0x2}, 0x20) r2 = socket$kcm(0x29, 0x7, 0x0) sendmsg$kcm(r2, &(0x7f0000003c00)={&(0x7f0000002880)=@ethernet={0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xa}}, 0x80, &(0x7f0000003a00)=[{&(0x7f0000002900)="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", 0x1000}, {&(0x7f0000003900)="dcc1e56fbdc1c2ff8fb341658867fcc09fcc47e45de66e68048cc4c9183fd7ebb9d9271882f0bb9af2b99fc3a735b4d98a6ac6ee1cb1f27aebfb0fc435dd0dbe5e521513a67e6aded348485dc032864b05ffdb129bad50d680936469ba660148540eed0d564eddab90de28a286115915a6cc8b0e3e28d8c10cda7e5768a79616e50d5e", 0x83}, {&(0x7f00000039c0)="7fce229e09625f29c5417889722ae54f0a4e6cbab6ccd80ebde2b3e46be7e3d6c06f4e09cf896a49dae2cc2c534142c79cf58c", 0x33}], 0x3, &(0x7f0000003a40)=[{0xb8, 0x11f, 0x5, "b0b2cb31326b65586d268b82b43e2f7b34446a89a6bb6e5e6e0d86765a2a2fa30272a2c58dbe1453cc0cc1a0919489a610dfd6c396c2cc2f75b46e0a55749a3868b743e9ef6de2c8a999ee3afd960e9d4414187147420693f51b480893b1053c83ecf9d0847dcddddb13c71ab027009b9aeca9b62d43d6a26df634924bee68a0ce7ce73063dc9487e69259fc7e728129095e1c19305ad02939bdf31acaf6a7ee3b03"}, {0xa8, 0x29, 0x400, "4f788c3e7e3c0027d5726f081a9481e167367d0587df4aace51ae4d0751ab771a340c96f7cefd26ab3fc0446c17744cc95f168000bb5e7c3502b9b3682f5788e92195ebb66f22cbaa2895c9ce5c149529101c04216748ccf60e1fe32aa39fcdaf0006f2ae1ccc887b113eb58a823ebaf0e0dc80526a37de816bf2e288d0d798e12930d76445c884e9200709773ebff74fb255d"}, {0x48, 0x0, 0x2039, "a3367091606288d07ff6a0c8b6b0d57283a51bc521e3f3a64a04f20994f3d47103bae4ac0869f21fc56e4694116e77cc5e5d47"}], 0x1a8, 0x20000000}, 0x20000040) 2018/04/03 19:31:37 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x10, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000001f00000000000000000000000000"], &(0x7f0000000040)="47504c009f4e092eeb734b21846fb61227367b5410325d9be7addb4677c8c4a9f654c48b0fc37494541853573cc9de9e148a7151aec80ec9e505dacd021b193a593df82982dd0788b9a44deb515fe500538fb31a4275b7936ca800b8e81b9b22cdde482006338b", 0xfffffffffffffffc, 0xfb, &(0x7f0000000000)=""/251}, 0x48) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x33618279b0891b05, 0x31, 0x6, 0x1, 0x1, r0, 0x3}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000180)={r1, 0x28, &(0x7f0000000140)}, 0x10) [ 852.041325] should_fail+0x8c0/0xa40 [ 852.041378] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 852.041392] ? kasan_kmalloc+0xad/0xe0 [ 852.057086] hugetlbfs: Bad mount option: "" [ 852.058532] ? kmem_cache_alloc_trace+0x136/0x740 [ 852.058546] ? __memcg_init_list_lru_node+0x169/0x270 [ 852.058554] ? __list_lru_init+0x544/0x750 [ 852.058566] ? sget_userns+0x691/0xe40 [ 852.058577] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 852.058585] ? do_mount+0xea4/0x2bb0 [ 852.058592] ? SyS_mount+0xab/0x120 [ 852.058604] ? do_syscall_64+0x281/0x940 [ 852.058614] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 852.058629] ? find_held_lock+0x35/0x1d0 [ 852.093368] devpts: called with bogus options [ 852.097175] ? __lock_is_held+0xb6/0x140 [ 852.097196] ? check_same_owner+0x320/0x320 [ 852.097212] ? rcu_note_context_switch+0x710/0x710 [ 852.097228] should_failslab+0xec/0x120 [ 852.097239] kmem_cache_alloc_trace+0x4b/0x740 [ 852.097247] ? __kmalloc_node+0x33/0x70 [ 852.097255] ? __kmalloc_node+0x33/0x70 [ 852.097265] ? rcu_read_lock_sched_held+0x108/0x120 [ 852.097278] __memcg_init_list_lru_node+0x169/0x270 [ 852.147544] hugetlbfs: Bad mount option: "" [ 852.150803] ? list_lru_add+0x7c0/0x7c0 [ 852.150816] ? __kmalloc_node+0x47/0x70 [ 852.150830] __list_lru_init+0x544/0x750 [ 852.150845] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 852.150858] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 852.150869] ? __lockdep_init_map+0xe4/0x650 [ 852.182463] ? lockdep_init_map+0x9/0x10 [ 852.186525] sget_userns+0x691/0xe40 [ 852.190235] ? kernfs_sop_show_path+0x190/0x190 [ 852.194909] ? kernfs_sop_show_options+0x180/0x180 [ 852.199831] ? destroy_unused_super.part.6+0xd0/0xd0 [ 852.204929] ? check_same_owner+0x320/0x320 [ 852.209314] ? rcu_pm_notify+0xc0/0xc0 [ 852.213187] ? rcu_read_lock_sched_held+0x108/0x120 [ 852.218180] ? kmem_cache_alloc_trace+0x459/0x740 [ 852.222999] ? lock_downgrade+0x980/0x980 [ 852.227141] kernfs_mount_ns+0x13d/0x8b0 [ 852.231184] ? kernfs_super_ns+0x70/0x70 [ 852.235230] sysfs_mount+0xc2/0x1c0 [ 852.238832] ? sysfs_kill_sb+0x40/0x40 [ 852.242699] ? alloc_pages_current+0xbe/0x1e0 [ 852.247173] ? security_sb_copy_data+0x81/0xb0 [ 852.251735] mount_fs+0x66/0x2d0 [ 852.255081] vfs_kern_mount.part.26+0xc6/0x4a0 [ 852.259643] ? may_umount+0xa0/0xa0 [ 852.263252] ? _raw_read_unlock+0x22/0x30 [ 852.267379] ? __get_fs_type+0x8a/0xc0 [ 852.271247] do_mount+0xea4/0x2bb0 [ 852.274769] ? copy_mount_string+0x40/0x40 [ 852.278981] ? rcu_pm_notify+0xc0/0xc0 [ 852.282850] ? copy_mount_options+0x5f/0x2e0 [ 852.287235] ? rcu_read_lock_sched_held+0x108/0x120 [ 852.292229] ? kmem_cache_alloc_trace+0x459/0x740 [ 852.297054] ? kasan_check_write+0x14/0x20 [ 852.301265] ? _copy_from_user+0x99/0x110 [ 852.305392] ? copy_mount_options+0x1f7/0x2e0 [ 852.309865] SyS_mount+0xab/0x120 [ 852.313292] ? copy_mnt_ns+0xb30/0xb30 [ 852.317158] do_syscall_64+0x281/0x940 [ 852.321025] ? vmalloc_sync_all+0x30/0x30 [ 852.325153] ? _raw_spin_unlock_irq+0x27/0x70 [ 852.329627] ? finish_task_switch+0x1c1/0x7e0 [ 852.334097] ? syscall_return_slowpath+0x550/0x550 [ 852.339007] ? syscall_return_slowpath+0x2ac/0x550 [ 852.343917] ? prepare_exit_to_usermode+0x350/0x350 [ 852.348911] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 852.354257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 852.359081] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 852.364244] RIP: 0033:0x4552d9 [ 852.367410] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 852.375099] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 852.382350] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 852.389596] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 2018/04/03 19:31:38 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000001fc0)) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000002000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r1, &(0x7f00000024c0)={&(0x7f0000002040)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000001f40)=[{&(0x7f00000020c0)="73c7575b94a72990e177f86ed4835a72a65c1a6c6831eeb0c48163a47ab63bcb605c8450cc4798ff6521c2aa722d1a7105c8a07e6c", 0x35}], 0x1, &(0x7f0000002500)=ANY=[], 0x0, 0x40000}, 0x20000000) r2 = gettid() r3 = perf_event_open(&(0x7f0000001ac0)={0x1, 0x70, 0xffffffff, 0x835, 0x9, 0xffffffffffffff5f, 0x0, 0x1000, 0x42000, 0x3, 0x8, 0x80, 0x1, 0x4, 0x100000001, 0x9, 0xff, 0x8, 0x1000, 0x7, 0x7f, 0x200, 0xb715, 0x3, 0x7fffffff, 0xf0a, 0x40, 0x8000, 0x8, 0x7, 0xffffffffffffff74, 0x4, 0x6, 0x100, 0x7, 0x335, 0x3ff, 0x58, 0x0, 0x4, 0x1, @perf_bp={&(0x7f0000001a80), 0xe}, 0x244, 0x80000000, 0x82, 0x7, 0x5, 0x3, 0x80000001}, r2, 0xd, r0, 0x8) mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000200)='mqueue\x00', 0x0, &(0x7f000000a000)) r4 = getpid() perf_event_open(&(0x7f0000001a00)={0x0, 0x70, 0x0, 0x8, 0x0, 0x3, 0x0, 0xb8, 0x1000, 0x0, 0x3, 0x4, 0xfff, 0x4, 0x4dae, 0x40, 0x100000001, 0x6, 0x4, 0x0, 0x3, 0x753c, 0x6, 0x100, 0x1de, 0x6, 0x4, 0x1, 0x6, 0x4, 0x7, 0x3, 0x7fff, 0x80000000, 0x3, 0x8, 0x81, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x7, 0x4}, 0x801, 0x400, 0x1, 0x4, 0x1, 0x9, 0x80000001}, r4, 0x7, r0, 0xb) r5 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000004000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x4}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000002380)) mount(&(0x7f0000001c00)='./file0\x00', &(0x7f0000001c40)='./file0\x00', &(0x7f0000001c80)='devpts\x00', 0x40, &(0x7f0000002500)="be623dfd58807ac0b2f86f052863a5f30adc0bce173ebcf648cefd7d64732aeb5b94e6af3ab33e53669ba6d304d067dad4b1ff3ed87f18fd170aac904e8f105e80e22881717c98752a9cd7cfb06d102877e3b36b2624d22427331755a9514b225d25999ed605ffe4188630db2e7ddcc57f6316b60c4f3845d9dfcbbde5e49af627b48d7c9bd743b536de31a9ba3010cb6714c9b90a50537be55ca12a18e6541bff5a82d293e7734ea9c90707899663bd96b3bcce5887bf0bd35963c5adc39ddcb6f2a0a02b01661242046cb54ef1aec5a486b69e006305064124867bf79f4dc11798e214b61575168b79887122e0a3461f703c077f902c0a") socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r6, &(0x7f0000001800)={&(0x7f0000000240)=@alg, 0x80, &(0x7f0000000740)=[{&(0x7f00000002c0)=""/83, 0x53}, {&(0x7f0000000340)=""/27, 0x1b}, {&(0x7f0000000380)}, {&(0x7f00000003c0)=""/40, 0x28}, {&(0x7f0000000400)=""/144, 0x90}, {&(0x7f00000004c0)=""/200, 0xc8}, {&(0x7f00000005c0)=""/60, 0x3c}, {&(0x7f0000000600)=""/105, 0x69}, {&(0x7f0000000680)=""/127, 0x7f}, {&(0x7f0000000700)=""/8, 0x8}], 0xa, &(0x7f0000000800)=""/4096, 0x1000}, 0x10000) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000002340)=0xf60) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003900)={&(0x7f0000003400)=@can={0x0, 0x0}, 0x80, &(0x7f0000003840)=[{&(0x7f0000003480)=""/194, 0xc2}, {&(0x7f0000003580)=""/250, 0xfa}, {&(0x7f0000003680)=""/100, 0x64}, {&(0x7f0000003700)=""/14, 0xe}, {&(0x7f0000003740)=""/159, 0x9f}, {&(0x7f0000003800)=""/15, 0xf}], 0x6, &(0x7f00000038c0)=""/29, 0x1d, 0x5}, 0x3) bpf$PROG_LOAD(0x5, &(0x7f0000003940)={0x4, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="18000000030000000000000003000000dfd00c00fcffffff0000000000000000000803000101000000000000000000003d01f0fff0ffffff000000000000000095000000000017d2"], &(0x7f0000000380)='GPL\x00', 0xf172, 0x4b, &(0x7f00000018c0)=""/75, 0x41f00, 0x1, [], r7}, 0x48) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000000c0)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000001f00)={0xffffffffffffffff, 0x0, 0xf6, 0x22, &(0x7f0000001dc0)="9ef9482ea02fd36d0a768986a7ebe7a627dc88937e7073e3521858dfa0d5e02f571a01cfdfa76e048e5f956ea5da60b90e02a6c3d3687ed61ec9ab5b682c02498bddef38de9ce8c753e41e78f414d16202a033b6c7752711a5f56924e7846d6dcde2f71026e1eb0319b5e60f6b1ec67fca31c3cf1691d3af91a19f56be5a10ff337a53ba13dd3d75e1555211954b92ec0082d02b7b4cdddc021cbe84e4af8f20788977e3416918843e6c92b2ebf7b8b33ecbd4c7c9a9d5036c3e3e538748a32f1a28eb77818ca1878ffdd445dcdb8a40e6221e0fc474428449dfe93c62bbc69996aa9b34488c1da4f6f7c2275305a6a4fb256c1a516d", &(0x7f0000001ec0)=""/34, 0x1f, 0x1}, 0x28) close(r5) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000001bc0)) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000001f80)='./file0\x00', &(0x7f0000000040)='cgroup\x00', 0x3441, &(0x7f0000000080)) mount(&(0x7f00000023c0)='./file0/file0\x00', &(0x7f0000001d80)='./file0/file0\x00', &(0x7f0000002300)='nus%\x00', 0x418, &(0x7f0000002600)="9b3923bfddc346e9fa2aeaffae0100006dd50ba83ab72218340d3c30c045a89ac016797652ba04f17a4f24467882e37e796e19d316e65f380db6619d04a581864664d8465757d9ee053c082cdfa957e7efab6191761847cca59c017493ef5e3d22432cf0b4ebef000000000000000000000000000000000000") ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000001940)=ANY=[@ANYBLOB="07000000000000000000000000000000000000000000000000000000000000000000000067eb0ecf1c127df7274c9ea1675e02fa4ffd89aa7e339417beb7d332a5c996e59875644dd1e3a690110400bc751bb0435977d90fcbb2b83c27812d818991d125e9c0f199be2bc7f01aa0a5cb9b9f99438aa0f1ae3d50201f7bb276536f567f03f062994da292b6db0000000000000000000000000000"]) mkdir(&(0x7f0000000680)='./file0\x00', 0x0) mount(&(0x7f0000001b40)='./file0\x00', &(0x7f0000001b80)='./file0/file0\x00', &(0x7f0000002100)='vfat\x00', 0x0, &(0x7f0000002140)="98980e21ac8b46c0b7bedeee39e6bd9ae4088d6ab47dc9dc76a39e299ce3783aa33e482e450484961fd3e3c5b178fafbe54440e19512ea4298652ed129d4241d9d116d8a5c2b931d350f0c989f8a288fc9e56c") mount(&(0x7f0000df7000)='./file0\x00', &(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='hugetlbfs\x00', 0x200, &(0x7f00000001c0)) mkdir(&(0x7f00000004c0)='./file0/file0\x00', 0x0) socketpair$inet(0x2, 0xfffffffffffffffc, 0x9, &(0x7f0000002400)) 2018/04/03 19:31:38 executing program 7 (fault-call:1 fault-nth:23): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 852.396842] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 852.404087] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000016 2018/04/03 19:31:38 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000b00)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000b40), 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000b80)={r2, r3}) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x4, 0x0, 0xfff, 0x0, 0xffffffffffffffff, 0x0, [0x140]}, 0x2a) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x1e, 0x0, 0x3, 0x6, 0x1, r4, 0x6773}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000cc0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x1, 0x2, 0x7, 0x8001, 0x10, 0xffffffffffffffff, 0x1}, 0x2c) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8001, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)}], 0x1}, 0x8000) sendmsg(r5, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000340)="654e8525c3d8a3a269fffab981c018ecd1ed1d41250e8cefbd5ee4bae370ceb76f18994299803c8f3c007db0b506d27a8d38bfd14b9dbdb9ab629de7de0672b365dce9cc2ecdff6971cd9b53ca275ecf9b426cade30df9ed069f246ad81f0fb4cef7a4d8504b908dddbad5235664fb43456c105d465f9e08de48116686d69255a3fb4d9f00907b0d2bb8743018c8568cdd1a098362e9db2beb107321a56d3b31b84590e0ea80d526985b20473a7c", 0xae}], 0x1, 0x0, 0x0, 0x80}, 0x20000000) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000780)={r4, &(0x7f0000000680), &(0x7f00000006c0)=""/166}, 0x18) mount(&(0x7f0000000440)='./file0\x00', &(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='pstore\x00', 0x4, &(0x7f0000000640)="afb63e3ff55419f9e9572aabeb90d8184a20d3c850fa576f0f0d376978dcd77395a8eb26002ef5146d") r6 = perf_event_open(&(0x7f00000008c0)={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={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000300)='./file0\x00', 0x60) r7 = 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, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r6, 0x2405, r6) close(r7) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r9 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xfb2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1f, 0x6, 0x200000000, &(0x7f0000000940)={0xffffffffffffffff}) recvmsg$kcm(r10, &(0x7f0000001b80)={&(0x7f0000000980), 0x80, &(0x7f0000001b00)=[{&(0x7f0000000a00)=""/178, 0xb2}, {&(0x7f0000000ac0)=""/60, 0x3c}, {&(0x7f0000001bc0)=""/4096, 0x1000}], 0x3, &(0x7f0000001b40)=""/9, 0x9, 0xc4ad}, 0x40000000) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003700)={&(0x7f0000000280)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f00000036c0)=[{&(0x7f0000003400)=""/251, 0xfb}, {&(0x7f0000003500)=""/14, 0xe}, {&(0x7f0000003540)=""/107, 0x6b}], 0x3, 0x0, 0x0, 0x3ff}, 0x1) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)) close(r9) r11 = bpf$MAP_CREATE(0x0, &(0x7f0000dec000)={0x6, 0x4, 0x338d, 0x7}, 0x2c) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00000001c0)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000c88000)={r11, &(0x7f0000847f95), &(0x7f000089b000)}, 0x18) socketpair(0x10, 0x5, 0x3f, &(0x7f0000000840)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r12, 0x89e1, &(0x7f0000000880)={r8}) 2018/04/03 19:31:38 executing program 5: mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000002c0)='cpuset\x00', 0x40000, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000001500)) socketpair(0x3, 0x5, 0x1, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x9, 0x6, 0x20, &(0x7f0000000000)) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000001540)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000014c0)={r0, 0x0, 0x1000, 0x35, &(0x7f0000000480)="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", &(0x7f0000001480)=""/53, 0x0, 0x2}, 0x28) bpf$PROG_LOAD(0x5, &(0x7f0000000400)={0x0, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000088fd2931b69500000000000000001c2df2406a0a00ff05fff600611803"], &(0x7f00000003c0)="47504c12bc3047eb525f487c8f4f89fc9600003bbca40ff023122e66f6", 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xf, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000000000000000000000450000000000000000000000000000009500000000000025"], &(0x7f0000000200)='syzkaller\x00', 0x80000001, 0xbb, &(0x7f0000000300)=""/187, 0x0, 0xfffffffffffffffd}, 0x48) [ 852.780674] FAULT_INJECTION: forcing a failure. [ 852.780674] name failslab, interval 1, probability 0, space 0, times 0 [ 852.791978] CPU: 0 PID: 27035 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 852.799252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 852.808601] Call Trace: [ 852.811188] dump_stack+0x194/0x24d [ 852.814808] ? arch_local_irq_restore+0x53/0x53 [ 852.819466] ? __save_stack_trace+0x7e/0xd0 [ 852.823795] should_fail+0x8c0/0xa40 [ 852.827512] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 852.832614] ? kasan_kmalloc+0xad/0xe0 [ 852.836499] ? kmem_cache_alloc_trace+0x136/0x740 [ 852.841327] ? __memcg_init_list_lru_node+0x169/0x270 [ 852.846504] ? __list_lru_init+0x544/0x750 [ 852.850730] ? sget_userns+0x691/0xe40 [ 852.854616] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 852.859365] ? do_mount+0xea4/0x2bb0 [ 852.863071] ? SyS_mount+0xab/0x120 [ 852.866686] ? do_syscall_64+0x281/0x940 [ 852.870734] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 852.876080] ? find_held_lock+0x35/0x1d0 [ 852.880120] ? __lock_is_held+0xb6/0x140 [ 852.884169] ? check_same_owner+0x320/0x320 [ 852.888481] ? rcu_note_context_switch+0x710/0x710 [ 852.893395] should_failslab+0xec/0x120 [ 852.897359] kmem_cache_alloc_trace+0x4b/0x740 [ 852.901923] ? __kmalloc_node+0x33/0x70 [ 852.905872] ? __kmalloc_node+0x33/0x70 [ 852.909834] ? rcu_read_lock_sched_held+0x108/0x120 [ 852.914836] __memcg_init_list_lru_node+0x169/0x270 [ 852.919847] ? list_lru_add+0x7c0/0x7c0 [ 852.923799] ? __kmalloc_node+0x47/0x70 [ 852.927764] __list_lru_init+0x544/0x750 [ 852.931810] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 852.937675] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 852.942668] ? __lockdep_init_map+0xe4/0x650 [ 852.947053] ? lockdep_init_map+0x9/0x10 [ 852.951093] sget_userns+0x691/0xe40 [ 852.954782] ? kernfs_sop_show_path+0x190/0x190 [ 852.959427] ? kernfs_sop_show_options+0x180/0x180 [ 852.964337] ? destroy_unused_super.part.6+0xd0/0xd0 [ 852.969438] ? check_same_owner+0x320/0x320 [ 852.973756] ? rcu_pm_notify+0xc0/0xc0 [ 852.977644] ? rcu_read_lock_sched_held+0x108/0x120 [ 852.982656] ? kmem_cache_alloc_trace+0x459/0x740 [ 852.987484] ? lock_downgrade+0x980/0x980 [ 852.991615] kernfs_mount_ns+0x13d/0x8b0 [ 852.995655] ? kernfs_super_ns+0x70/0x70 [ 852.999694] sysfs_mount+0xc2/0x1c0 [ 853.003295] ? sysfs_kill_sb+0x40/0x40 [ 853.007170] ? alloc_pages_current+0xbe/0x1e0 [ 853.011643] ? security_sb_copy_data+0x81/0xb0 [ 853.016201] mount_fs+0x66/0x2d0 [ 853.019546] vfs_kern_mount.part.26+0xc6/0x4a0 [ 853.024115] ? may_umount+0xa0/0xa0 [ 853.027728] ? _raw_read_unlock+0x22/0x30 [ 853.031860] ? __get_fs_type+0x8a/0xc0 [ 853.035726] do_mount+0xea4/0x2bb0 [ 853.039793] ? copy_mount_string+0x40/0x40 [ 853.044011] ? rcu_pm_notify+0xc0/0xc0 [ 853.047896] ? copy_mount_options+0x5f/0x2e0 [ 853.052281] ? rcu_read_lock_sched_held+0x108/0x120 [ 853.057279] ? kmem_cache_alloc_trace+0x459/0x740 [ 853.062106] ? kasan_check_write+0x14/0x20 [ 853.066319] ? _copy_from_user+0x99/0x110 [ 853.070456] ? copy_mount_options+0x1f7/0x2e0 [ 853.074950] SyS_mount+0xab/0x120 [ 853.078386] ? copy_mnt_ns+0xb30/0xb30 [ 853.082254] do_syscall_64+0x281/0x940 [ 853.086122] ? vmalloc_sync_all+0x30/0x30 [ 853.090253] ? _raw_spin_unlock_irq+0x27/0x70 [ 853.094745] ? finish_task_switch+0x1c1/0x7e0 [ 853.099227] ? syscall_return_slowpath+0x550/0x550 [ 853.104134] ? syscall_return_slowpath+0x2ac/0x550 [ 853.109049] ? prepare_exit_to_usermode+0x350/0x350 [ 853.114055] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 853.119398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 853.124228] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 853.129398] RIP: 0033:0x4552d9 [ 853.132562] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 853.140251] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 853.147502] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 853.154752] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 853.162008] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 853.169259] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000017 [ 853.277354] devpts: called with bogus options [ 853.295120] hugetlbfs: Bad mount option: "" 2018/04/03 19:31:39 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r0) close(r0) 2018/04/03 19:31:39 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r0) close(r0) 2018/04/03 19:31:39 executing program 1: socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair(0x17, 0x3, 0x2, &(0x7f0000000000)) close(r1) close(r0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000040)) 2018/04/03 19:31:39 executing program 7 (fault-call:1 fault-nth:24): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:39 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:39 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000b00)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000b40), 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000b80)={r2, r3}) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x4, 0x0, 0xfff, 0x0, 0xffffffffffffffff, 0x0, [0x140]}, 0x2a) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x1e, 0x0, 0x3, 0x6, 0x1, r4, 0x6773}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000cc0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x1, 0x2, 0x7, 0x8001, 0x10, 0xffffffffffffffff, 0x1}, 0x2c) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8001, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)}], 0x1}, 0x8000) sendmsg(r5, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000340)="654e8525c3d8a3a269fffab981c018ecd1ed1d41250e8cefbd5ee4bae370ceb76f18994299803c8f3c007db0b506d27a8d38bfd14b9dbdb9ab629de7de0672b365dce9cc2ecdff6971cd9b53ca275ecf9b426cade30df9ed069f246ad81f0fb4cef7a4d8504b908dddbad5235664fb43456c105d465f9e08de48116686d69255a3fb4d9f00907b0d2bb8743018c8568cdd1a098362e9db2beb107321a56d3b31b84590e0ea80d526985b20473a7c", 0xae}], 0x1, 0x0, 0x0, 0x80}, 0x20000000) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000780)={r4, &(0x7f0000000680), &(0x7f00000006c0)=""/166}, 0x18) mount(&(0x7f0000000440)='./file0\x00', &(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='pstore\x00', 0x4, &(0x7f0000000640)="afb63e3ff55419f9e9572aabeb90d8184a20d3c850fa576f0f0d376978dcd77395a8eb26002ef5146d") r6 = perf_event_open(&(0x7f00000008c0)={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={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000300)='./file0\x00', 0x60) r7 = 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, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r6, 0x2405, r6) close(r7) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r9 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xfb2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1f, 0x6, 0x200000000, &(0x7f0000000940)={0xffffffffffffffff}) recvmsg$kcm(r10, &(0x7f0000001b80)={&(0x7f0000000980), 0x80, &(0x7f0000001b00)=[{&(0x7f0000000a00)=""/178, 0xb2}, {&(0x7f0000000ac0)=""/60, 0x3c}, {&(0x7f0000001bc0)=""/4096, 0x1000}], 0x3, &(0x7f0000001b40)=""/9, 0x9, 0xc4ad}, 0x40000000) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003700)={&(0x7f0000000280)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f00000036c0)=[{&(0x7f0000003400)=""/251, 0xfb}, {&(0x7f0000003500)=""/14, 0xe}, {&(0x7f0000003540)=""/107, 0x6b}], 0x3, 0x0, 0x0, 0x3ff}, 0x1) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)) close(r9) r11 = bpf$MAP_CREATE(0x0, &(0x7f0000dec000)={0x6, 0x4, 0x338d, 0x7}, 0x2c) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00000001c0)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000c88000)={r11, &(0x7f0000847f95), &(0x7f000089b000)}, 0x18) socketpair(0x10, 0x5, 0x3f, &(0x7f0000000840)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r12, 0x89e1, &(0x7f0000000880)={r8}) 2018/04/03 19:31:39 executing program 0: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0xffffffff, 0x6, 0x10}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x400, 0x597, 0x1000000d20, 0x101, 0xfffffffffffffffc, r0, 0xfffffffffffffffe}, 0x1e1b33b098408b23) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x6, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0x3bc, &(0x7f00001a7f05)=""/251}, 0x2e) 2018/04/03 19:31:39 executing program 5: mount(&(0x7f0000000240)='./file1\x00', &(0x7f0000000280)='./file0\x00', &(0x7f00000002c0)='9p\x00', 0x0, &(0x7f0000002ac0)="c1") 2018/04/03 19:31:39 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000040)=0x3f) getpid() [ 853.688092] FAULT_INJECTION: forcing a failure. [ 853.688092] name failslab, interval 1, probability 0, space 0, times 0 [ 853.699414] CPU: 0 PID: 27081 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 853.706679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 853.716026] Call Trace: [ 853.718609] dump_stack+0x194/0x24d [ 853.722232] ? arch_local_irq_restore+0x53/0x53 [ 853.726895] ? __save_stack_trace+0x7e/0xd0 [ 853.731223] should_fail+0x8c0/0xa40 [ 853.734937] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 853.740038] ? kasan_kmalloc+0xad/0xe0 [ 853.743918] ? kmem_cache_alloc_trace+0x136/0x740 [ 853.748744] ? __memcg_init_list_lru_node+0x169/0x270 [ 853.753918] ? __list_lru_init+0x544/0x750 [ 853.758135] ? sget_userns+0x691/0xe40 [ 853.762007] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 853.766743] ? do_mount+0xea4/0x2bb0 [ 853.770433] ? SyS_mount+0xab/0x120 [ 853.774040] ? do_syscall_64+0x281/0x940 [ 853.778080] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 853.783426] ? find_held_lock+0x35/0x1d0 [ 853.787467] ? __lock_is_held+0xb6/0x140 [ 853.791518] ? check_same_owner+0x320/0x320 [ 853.795826] ? rcu_note_context_switch+0x710/0x710 [ 853.800743] should_failslab+0xec/0x120 [ 853.804696] kmem_cache_alloc_trace+0x4b/0x740 [ 853.809256] ? __kmalloc_node+0x33/0x70 [ 853.813204] ? __kmalloc_node+0x33/0x70 [ 853.817154] ? rcu_read_lock_sched_held+0x108/0x120 [ 853.822150] __memcg_init_list_lru_node+0x169/0x270 [ 853.827147] ? list_lru_add+0x7c0/0x7c0 [ 853.831101] ? __kmalloc_node+0x47/0x70 [ 853.835058] __list_lru_init+0x544/0x750 [ 853.839102] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 853.844966] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 853.849962] ? __lockdep_init_map+0xe4/0x650 [ 853.854350] ? lockdep_init_map+0x9/0x10 [ 853.858391] sget_userns+0x691/0xe40 [ 853.862080] ? kernfs_sop_show_path+0x190/0x190 [ 853.866728] ? kernfs_sop_show_options+0x180/0x180 [ 853.871647] ? destroy_unused_super.part.6+0xd0/0xd0 [ 853.876736] ? check_same_owner+0x320/0x320 [ 853.881039] ? rcu_pm_notify+0xc0/0xc0 [ 853.884911] ? rcu_read_lock_sched_held+0x108/0x120 [ 853.889905] ? kmem_cache_alloc_trace+0x459/0x740 [ 853.894723] ? lock_downgrade+0x980/0x980 [ 853.898859] kernfs_mount_ns+0x13d/0x8b0 [ 853.902899] ? kernfs_super_ns+0x70/0x70 [ 853.906944] sysfs_mount+0xc2/0x1c0 [ 853.910547] ? sysfs_kill_sb+0x40/0x40 [ 853.914413] ? alloc_pages_current+0xbe/0x1e0 [ 853.918888] ? security_sb_copy_data+0x81/0xb0 [ 853.923447] mount_fs+0x66/0x2d0 [ 853.926795] vfs_kern_mount.part.26+0xc6/0x4a0 [ 853.931353] ? may_umount+0xa0/0xa0 [ 853.934961] ? _raw_read_unlock+0x22/0x30 [ 853.939085] ? __get_fs_type+0x8a/0xc0 [ 853.942954] do_mount+0xea4/0x2bb0 [ 853.946475] ? copy_mount_string+0x40/0x40 [ 853.950690] ? rcu_pm_notify+0xc0/0xc0 [ 853.954567] ? copy_mount_options+0x5f/0x2e0 [ 853.958954] ? rcu_read_lock_sched_held+0x108/0x120 [ 853.963945] ? kmem_cache_alloc_trace+0x459/0x740 [ 853.968765] ? kasan_check_write+0x14/0x20 [ 853.972981] ? copy_mount_options+0x1f7/0x2e0 [ 853.977454] SyS_mount+0xab/0x120 [ 853.980882] ? copy_mnt_ns+0xb30/0xb30 [ 853.984751] do_syscall_64+0x281/0x940 [ 853.988614] ? vmalloc_sync_all+0x30/0x30 [ 853.992742] ? finish_task_switch+0x1c1/0x7e0 [ 853.997212] ? syscall_return_slowpath+0x550/0x550 [ 854.002117] ? syscall_return_slowpath+0x2ac/0x550 [ 854.007031] ? prepare_exit_to_usermode+0x350/0x350 [ 854.012029] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 854.017375] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 854.022197] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 854.027362] RIP: 0033:0x4552d9 [ 854.030527] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:31:39 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x6, 0x81, 0x800, 0x7}, 0xffffffffffffffcf) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f00000000c0), &(0x7f00000001c0)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000080), &(0x7f0000000100)='h'}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000080), &(0x7f0000000180)}, 0x20) 2018/04/03 19:31:39 executing program 7 (fault-call:1 fault-nth:25): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 854.038213] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 854.045461] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 854.052710] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 854.059957] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 854.067205] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000018 2018/04/03 19:31:39 executing program 0: socketpair(0x8, 0x6, 0x8, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x2) socketpair(0x18, 0x2, 0x2, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) socketpair(0xa, 0x2, 0x3, &(0x7f0000000ff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x2400, 0x5) 2018/04/03 19:31:39 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000b00)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000b40), 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000b80)={r2, r3}) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x4, 0x0, 0xfff, 0x0, 0xffffffffffffffff, 0x0, [0x140]}, 0x2a) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x1e, 0x0, 0x3, 0x6, 0x1, r4, 0x6773}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000cc0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x1, 0x2, 0x7, 0x8001, 0x10, 0xffffffffffffffff, 0x1}, 0x2c) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8001, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)}], 0x1}, 0x8000) sendmsg(r5, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000340)="654e8525c3d8a3a269fffab981c018ecd1ed1d41250e8cefbd5ee4bae370ceb76f18994299803c8f3c007db0b506d27a8d38bfd14b9dbdb9ab629de7de0672b365dce9cc2ecdff6971cd9b53ca275ecf9b426cade30df9ed069f246ad81f0fb4cef7a4d8504b908dddbad5235664fb43456c105d465f9e08de48116686d69255a3fb4d9f00907b0d2bb8743018c8568cdd1a098362e9db2beb107321a56d3b31b84590e0ea80d526985b20473a7c", 0xae}], 0x1, 0x0, 0x0, 0x80}, 0x20000000) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000780)={r4, &(0x7f0000000680), &(0x7f00000006c0)=""/166}, 0x18) mount(&(0x7f0000000440)='./file0\x00', &(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='pstore\x00', 0x4, &(0x7f0000000640)="afb63e3ff55419f9e9572aabeb90d8184a20d3c850fa576f0f0d376978dcd77395a8eb26002ef5146d") r6 = perf_event_open(&(0x7f00000008c0)={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={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000300)='./file0\x00', 0x60) r7 = 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, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r6, 0x2405, r6) close(r7) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r9 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xfb2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1f, 0x6, 0x200000000, &(0x7f0000000940)={0xffffffffffffffff}) recvmsg$kcm(r10, &(0x7f0000001b80)={&(0x7f0000000980), 0x80, &(0x7f0000001b00)=[{&(0x7f0000000a00)=""/178, 0xb2}, {&(0x7f0000000ac0)=""/60, 0x3c}, {&(0x7f0000001bc0)=""/4096, 0x1000}], 0x3, &(0x7f0000001b40)=""/9, 0x9, 0xc4ad}, 0x40000000) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003700)={&(0x7f0000000280)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f00000036c0)=[{&(0x7f0000003400)=""/251, 0xfb}, {&(0x7f0000003500)=""/14, 0xe}, {&(0x7f0000003540)=""/107, 0x6b}], 0x3, 0x0, 0x0, 0x3ff}, 0x1) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)) close(r9) r11 = bpf$MAP_CREATE(0x0, &(0x7f0000dec000)={0x6, 0x4, 0x338d, 0x7}, 0x2c) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00000001c0)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000c88000)={r11, &(0x7f0000847f95), &(0x7f000089b000)}, 0x18) socketpair(0x10, 0x5, 0x3f, &(0x7f0000000840)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r12, 0x89e1, &(0x7f0000000880)={r8}) 2018/04/03 19:31:40 executing program 5: socketpair(0x15, 0x803, 0xa, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='proceth1wlan0*/:\x00') socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000080)) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000000c0)=r1, 0x4) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000100)) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000140)) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000001c0)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000240)={&(0x7f0000000200)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f0000000280)={0x3, 0x0, [0x0, 0x0, 0x0]}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x9) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000300)) socketpair(0x1, 0x6, 0x3, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000380)) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r3, 0x89e1, &(0x7f0000000400)={r6}) sendmsg(r3, &(0x7f0000003d00)={&(0x7f0000000440)=@can={0x1d}, 0x80, &(0x7f0000001900)=[{&(0x7f00000004c0)="cf4cdf68cc267a29563c8194efe9f45e04b9836635a7a533b8a98126e2d1932931553da00758f592389451ba0680c1e90bfdda57834911e70ab2fa7e8e4bc3bc", 0x40}, {&(0x7f0000000500)="30ca252c99086df56a0ee0c4c470191ebe004952390cc096f1ede8b639c329118dbd9d4868d86c5e41298db13488367fb5e0452e969ad2eeb90223505e44a8e32be37ceaa49a8f1de1ad99", 0x4b}, {&(0x7f0000000580)="b60ed2cb1a0db57634452a8043844cff023d73dbe2b8c0820350a051eae0af45005d41188f083d01e87bba8a7e94ff4ca2d9ba3c0519dd16d7315f5dfd42ec259bd96aa850efcfce71c8e630826d5410a47388181de361757d4081968083de177f3cd244213cb93a5079af3dd51375391ab971a10503b3d41a44829c45eb996d59bbcdb0e2294e8c90850d4b018d5a9f38e40c7f817e4a7023c16389589344270995560f158ac612a07a00e9cc65426fff2e126bbebc65b6f57f16e3c694bdf0e3312a98e8a7862b41f3340fb10b1804ed65c8414366791c556dc21ca528a965ef5d064f72f234ff8eb4d8b9c2e1f953ac0362", 0xf3}, {&(0x7f0000000680)="1c56de934c45df1ae4c72ce2bc239915e7183ff6d4ee30350af88c5d5377b4ec1330e76c6c9245ad1f98c07602aa2f7cccefbd85b0ec5c8645a9f24799b793e42c50e13cb0eeff802b0a539ff31eb5dd203ef4cdf66240f2fad9351e420916e1107df0cd5fd2ae27f848031e590a2c2d014f0c6ccd361c986ee4f09c541a66dbd78ee40a2d7c0d31ac3b70cb34d0ebd912881d3a5a146e03e270154a21acef22b41562be42844e06b15506979f7af7821bc234727324de28d89116a5fffc53e952954b151d6454ed30ad7f5ad17cb20c440c64276b5dd8ece677", 0xda}, {&(0x7f0000000780)="2f1093650e21b0827e75c8fe9a007709a7e82f76eb0badd4ffeee9ff76bcd297459ba756cbe8c638230692c042a3e25ea9ddb927232e3ee94646c46e65a784382eeceebe418021acec3ffc11face69a67c1277fe3e4d3da7025d802d64585cea879068cdc435c82ae3f115e9377a3129c74e97d812c3eab32b6af123d1894efc831e0131c7c4d884ebd70fd9a3ed8f43f10d24239687b235f7e0153373f74a419134ece4ed84525c0c1f20fc48b4e44ddd6daa6f18d87760c4b8faa130f9dd49", 0xc0}, {&(0x7f0000000840)="d504b729604e9ab711b0ef070befb4c9fcdef183872aa57207bb5bc1f97a1fb898dae3904075f40aa46106f0105278441e90a38ce5c4c45a3a68636ac839cb7281b5c01926a9aa08a3c38653d0b98edff3bcb39bb2368fc97655593a385b15266aaec05b2f6e3788477c439ec568ee54b0", 0x71}, {&(0x7f00000008c0)="de8941380cd2f802b2a31171159b768cd923beff2a0d582c568bb563", 0x1c}, 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"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{0x90, 0xff, 0x1, "e787f750616965b1228676193e17f4a667aa7b973e8422e9ca81d513ea24f9055d2257d3c1736a9dcae6bc74f6b321fdce8500a51a4642eea4124a330ecda2de540cf5b0addcb46a477eb35c7235be9de27ea9e60b225f2a90de84a3978babeea038dc6968be2b2716a8f56d4f81e3e2d5eec8b2c8125d69f670ebedd25037fb"}], 0x2350}, 0x0) socketpair$inet6(0xa, 0x80000, 0x9, &(0x7f0000003d40)) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0x1) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x6a91) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000003d80)) recvmsg(r4, &(0x7f0000003f00)={&(0x7f0000003dc0)=@pppol2tpv3in6, 0x80, &(0x7f0000003e40), 0x0, &(0x7f0000003e80)=""/107, 0x6b, 0x2}, 0x1) socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r3, 0x89e1, &(0x7f0000003f40)={r2}) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000003f80)) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000003fc0)) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r4, 0x40042409, 0x0) recvmsg(r5, &(0x7f0000004240)={&(0x7f0000004000)=@can, 0x80, &(0x7f0000004140)=[{&(0x7f0000004080)=""/192, 0xc0}], 0x1, &(0x7f0000004180)=""/179, 0xb3, 0x934}, 0x10000) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000004280)) [ 854.399308] FAULT_INJECTION: forcing a failure. [ 854.399308] name failslab, interval 1, probability 0, space 0, times 0 [ 854.410679] CPU: 1 PID: 27104 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 854.417950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 854.427292] Call Trace: [ 854.429864] dump_stack+0x194/0x24d [ 854.433477] ? arch_local_irq_restore+0x53/0x53 [ 854.438128] ? __save_stack_trace+0x7e/0xd0 [ 854.442442] should_fail+0x8c0/0xa40 [ 854.446142] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 854.451224] ? kasan_kmalloc+0xad/0xe0 [ 854.455085] ? kmem_cache_alloc_trace+0x136/0x740 [ 854.459907] ? __memcg_init_list_lru_node+0x169/0x270 [ 854.465077] ? __list_lru_init+0x544/0x750 [ 854.469290] ? sget_userns+0x691/0xe40 [ 854.473157] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 854.477885] ? do_mount+0xea4/0x2bb0 [ 854.481574] ? SyS_mount+0xab/0x120 [ 854.485179] ? do_syscall_64+0x281/0x940 [ 854.489219] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 854.494566] ? find_held_lock+0x35/0x1d0 [ 854.498607] ? __lock_is_held+0xb6/0x140 [ 854.502656] ? check_same_owner+0x320/0x320 [ 854.506958] ? rcu_note_context_switch+0x710/0x710 [ 854.511873] should_failslab+0xec/0x120 [ 854.515827] kmem_cache_alloc_trace+0x4b/0x740 [ 854.520387] ? __kmalloc_node+0x33/0x70 [ 854.524335] ? __kmalloc_node+0x33/0x70 [ 854.528287] ? rcu_read_lock_sched_held+0x108/0x120 [ 854.533291] __memcg_init_list_lru_node+0x169/0x270 [ 854.538289] ? list_lru_add+0x7c0/0x7c0 [ 854.542242] ? __kmalloc_node+0x47/0x70 [ 854.546199] __list_lru_init+0x544/0x750 [ 854.550241] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 854.556104] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 854.561098] ? __lockdep_init_map+0xe4/0x650 [ 854.565485] ? lockdep_init_map+0x9/0x10 [ 854.569525] sget_userns+0x691/0xe40 [ 854.573218] ? kernfs_sop_show_path+0x190/0x190 [ 854.577869] ? kernfs_sop_show_options+0x180/0x180 [ 854.582779] ? destroy_unused_super.part.6+0xd0/0xd0 [ 854.587867] ? check_same_owner+0x320/0x320 [ 854.592167] ? rcu_pm_notify+0xc0/0xc0 [ 854.596044] ? rcu_read_lock_sched_held+0x108/0x120 [ 854.601039] ? kmem_cache_alloc_trace+0x459/0x740 [ 854.605857] ? lock_downgrade+0x980/0x980 [ 854.609989] kernfs_mount_ns+0x13d/0x8b0 [ 854.614034] ? kernfs_super_ns+0x70/0x70 [ 854.618079] sysfs_mount+0xc2/0x1c0 [ 854.621680] ? sysfs_kill_sb+0x40/0x40 [ 854.625547] ? alloc_pages_current+0xbe/0x1e0 [ 854.630028] ? security_sb_copy_data+0x81/0xb0 [ 854.634588] mount_fs+0x66/0x2d0 [ 854.637937] vfs_kern_mount.part.26+0xc6/0x4a0 [ 854.642497] ? may_umount+0xa0/0xa0 [ 854.646102] ? _raw_read_unlock+0x22/0x30 [ 854.650226] ? __get_fs_type+0x8a/0xc0 [ 854.654094] do_mount+0xea4/0x2bb0 [ 854.657615] ? copy_mount_string+0x40/0x40 [ 854.661825] ? rcu_pm_notify+0xc0/0xc0 [ 854.665697] ? copy_mount_options+0x5f/0x2e0 [ 854.670083] ? rcu_read_lock_sched_held+0x108/0x120 [ 854.675075] ? kmem_cache_alloc_trace+0x459/0x740 [ 854.679897] ? kasan_check_write+0x14/0x20 [ 854.684114] ? _copy_from_user+0x99/0x110 [ 854.688241] ? copy_mount_options+0x1f7/0x2e0 [ 854.692715] SyS_mount+0xab/0x120 [ 854.696144] ? copy_mnt_ns+0xb30/0xb30 [ 854.700012] do_syscall_64+0x281/0x940 [ 854.703878] ? vmalloc_sync_all+0x30/0x30 [ 854.708002] ? _raw_spin_unlock_irq+0x27/0x70 [ 854.712480] ? finish_task_switch+0x1c1/0x7e0 [ 854.716954] ? syscall_return_slowpath+0x550/0x550 [ 854.721861] ? syscall_return_slowpath+0x2ac/0x550 [ 854.726768] ? prepare_exit_to_usermode+0x350/0x350 [ 854.731759] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 854.737102] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 854.741928] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 854.747095] RIP: 0033:0x4552d9 2018/04/03 19:31:40 executing program 0: socketpair(0x10, 0xa, 0xff, &(0x7f00000000c0)={0xffffffffffffffff}) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000140)={&(0x7f0000000080)='./file0\x00', r0}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x6, 0x3, &(0x7f0000000100)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x8, 0x25, 0x7a}, [], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) [ 854.750261] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 854.757947] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 854.765191] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 854.772448] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 854.779702] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 854.786946] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000019 2018/04/03 19:31:40 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000040)) 2018/04/03 19:31:40 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:40 executing program 7 (fault-call:1 fault-nth:26): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 855.151790] FAULT_INJECTION: forcing a failure. [ 855.151790] name failslab, interval 1, probability 0, space 0, times 0 [ 855.163140] CPU: 0 PID: 27136 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 855.170410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 855.179747] Call Trace: [ 855.182318] dump_stack+0x194/0x24d [ 855.185935] ? arch_local_irq_restore+0x53/0x53 [ 855.190585] ? __save_stack_trace+0x7e/0xd0 [ 855.194885] should_fail+0x8c0/0xa40 [ 855.198576] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 855.203656] ? kasan_kmalloc+0xad/0xe0 [ 855.207519] ? kmem_cache_alloc_trace+0x136/0x740 [ 855.212350] ? __memcg_init_list_lru_node+0x169/0x270 [ 855.217523] ? __list_lru_init+0x544/0x750 [ 855.221731] ? sget_userns+0x691/0xe40 [ 855.225595] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 855.230323] ? do_mount+0xea4/0x2bb0 [ 855.234016] ? SyS_mount+0xab/0x120 [ 855.237634] ? do_syscall_64+0x281/0x940 [ 855.241680] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 855.247029] ? find_held_lock+0x35/0x1d0 [ 855.251082] ? __lock_is_held+0xb6/0x140 [ 855.255125] ? check_same_owner+0x320/0x320 [ 855.259427] ? rcu_note_context_switch+0x710/0x710 [ 855.264331] should_failslab+0xec/0x120 [ 855.268279] kmem_cache_alloc_trace+0x4b/0x740 [ 855.272840] ? __kmalloc_node+0x33/0x70 [ 855.276796] ? __kmalloc_node+0x33/0x70 [ 855.280743] ? rcu_read_lock_sched_held+0x108/0x120 [ 855.285737] __memcg_init_list_lru_node+0x169/0x270 [ 855.290728] ? list_lru_add+0x7c0/0x7c0 [ 855.294679] ? __kmalloc_node+0x47/0x70 [ 855.298631] __list_lru_init+0x544/0x750 [ 855.302668] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 855.308528] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 855.313520] ? __lockdep_init_map+0xe4/0x650 [ 855.317902] ? lockdep_init_map+0x9/0x10 [ 855.321937] sget_userns+0x691/0xe40 [ 855.325624] ? kernfs_sop_show_path+0x190/0x190 [ 855.330269] ? kernfs_sop_show_options+0x180/0x180 [ 855.335173] ? destroy_unused_super.part.6+0xd0/0xd0 [ 855.340254] ? check_same_owner+0x320/0x320 [ 855.344550] ? rcu_pm_notify+0xc0/0xc0 [ 855.348413] ? rcu_read_lock_sched_held+0x108/0x120 [ 855.353406] ? kmem_cache_alloc_trace+0x459/0x740 [ 855.358230] ? lock_downgrade+0x980/0x980 [ 855.362365] kernfs_mount_ns+0x13d/0x8b0 [ 855.366402] ? kernfs_super_ns+0x70/0x70 [ 855.370440] sysfs_mount+0xc2/0x1c0 [ 855.374047] ? sysfs_kill_sb+0x40/0x40 [ 855.377914] ? alloc_pages_current+0xbe/0x1e0 [ 855.382388] ? security_sb_copy_data+0x81/0xb0 [ 855.386950] mount_fs+0x66/0x2d0 [ 855.390298] vfs_kern_mount.part.26+0xc6/0x4a0 [ 855.394857] ? may_umount+0xa0/0xa0 [ 855.398460] ? _raw_read_unlock+0x22/0x30 [ 855.402580] ? __get_fs_type+0x8a/0xc0 [ 855.406442] do_mount+0xea4/0x2bb0 [ 855.409959] ? copy_mount_string+0x40/0x40 [ 855.414167] ? rcu_pm_notify+0xc0/0xc0 [ 855.418040] ? copy_mount_options+0x5f/0x2e0 [ 855.422424] ? rcu_read_lock_sched_held+0x108/0x120 [ 855.427415] ? kmem_cache_alloc_trace+0x459/0x740 [ 855.432241] ? copy_mount_options+0x1f7/0x2e0 [ 855.436710] SyS_mount+0xab/0x120 [ 855.440142] ? copy_mnt_ns+0xb30/0xb30 [ 855.444021] do_syscall_64+0x281/0x940 [ 855.447889] ? vmalloc_sync_all+0x30/0x30 [ 855.452014] ? _raw_spin_unlock_irq+0x27/0x70 [ 855.456494] ? finish_task_switch+0x1c1/0x7e0 [ 855.460963] ? syscall_return_slowpath+0x550/0x550 [ 855.465866] ? syscall_return_slowpath+0x2ac/0x550 [ 855.470768] ? prepare_exit_to_usermode+0x350/0x350 [ 855.475763] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 855.481118] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 855.485955] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 855.491125] RIP: 0033:0x4552d9 [ 855.494289] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 855.501970] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 855.509212] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 855.516457] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 855.523700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 855.530942] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001a 2018/04/03 19:31:41 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000040), 0x4) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:41 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x69}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f0000000180)}, 0xfffffffffffffff2) bpf$MAP_CREATE(0x0, &(0x7f0000001380)={0xf}, 0x2c) 2018/04/03 19:31:41 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000040)="8805092813dd768d9e00c11be38e9cf2f1415342667e0cc907571507814906d7865a69ae073bd3874ca939880aa8e4828010dd82d81541c8642b28b60b8b9bb83cb2baac0284950ed9b96d99801ff9658c9ff135d3a4b7348fb86185a5b6f3184cbb481349ea5794324cc7618f67587db0ecc1e12ee5cae70dcdd73323ff116ba1aaad5f380683733eb8fa8962e65381e879f3756527ef76478f3df6024fdc20c0a47061a9", 0xa5}, {&(0x7f0000000200)="6bcccff0cf58576bdad58e7f696dbde3db0be428032eed3818204ced1fec9e41443dcadc5ee95de695475aea7a34c75c5daccb161050f67c63120a587c1d48ae9fe361d917a0d721de37f6c54fdfede41a35088b756e79809dd0db9eaad00363bc7f4a7468991460", 0x68}, {&(0x7f0000000100)="561dabc4ef2d3cac61f0429899e260f2fa8903d5a8d878ad7a85c4883beffeec185abc46e9d3300afc", 0x29}], 0x3, 0x0, 0x0, 0x4050}, 0x800) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000000), 0x0, 0x800}, 0x50) close(r1) recvmsg$kcm(r1, &(0x7f00000042c0)={&(0x7f0000003cc0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000004200)=[{&(0x7f0000003d40)=""/170, 0xaa}, {&(0x7f0000003e00)=""/224, 0xe0}, {&(0x7f0000003f00)=""/115, 0x73}, {&(0x7f0000003f80)=""/218, 0xda}, {&(0x7f0000004080)=""/249, 0xf9}, {&(0x7f0000004180)=""/66, 0x42}], 0x6, &(0x7f0000004280)=""/7, 0x7, 0x5}, 0xbd9daca20cd652a2) bpf$PROG_LOAD(0x5, &(0x7f0000004300)={0xf, 0x4, &(0x7f0000000300)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0xb3f}, @map={0x18, 0xf, 0x1, 0x0, r0}], &(0x7f0000000340)='syzkaller\x00', 0x1000, 0xa4, &(0x7f0000000380)=""/164, 0x41f00, 0x1, [], r2}, 0x48) close(r0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000002c0)) ioctl$PERF_EVENT_IOC_REFRESH(r1, 0x2402, 0x80000001) 2018/04/03 19:31:41 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000000c0)={r1}) mkdir(&(0x7f0000ac6000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000100)='configfs\x00', 0x0, &(0x7f0000000140)) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0xf, 0x2, &(0x7f0000000180)=@raw=[@alu={0x7, 0x2, 0xc, 0x7, 0x9, 0xfffffff0, 0xfffffffffffffffc}], &(0x7f00000001c0)='GPL\x00', 0x400, 0x45, &(0x7f0000000200)=""/69, 0x0, 0x1}, 0x48) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000300)={&(0x7f0000000140)='./file1\x00', r2}, 0x10) mkdir(&(0x7f0000000080)='./file0/file0\x00', 0x0) 2018/04/03 19:31:41 executing program 7 (fault-call:1 fault-nth:27): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:41 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000180)={r0, &(0x7f0000000040)="d2791985640deee2cb56d8ed672dad2dd0ee56c8479f053879d1ed647cb0a9afd673eeb800cb6a8a431bba249dcddb7ca295b5079cc5c0e40a83bcc5905b56b07cc6ff9c0b760532f299a404f6fade26773f2d002fca47c20f1b0dd578138ee13d1dbc420b2bdd392c8f89d028c19b328887df3601fcb503004e6d8397477a1e13f6992f231af627b43bc7d18e14111115f40065e0e5f8ec5c9eb04ba5858063acc7d4785eaabb76ec895feb4f1eef9c9190a2fa2fb9f40b905f7943d25cc3f62b9aae47f0e5bdfa562f11a449136876ee3fe5de19eec3d0b03c3fcf7eb28bbef8ed334f4143", &(0x7f0000000200)=""/97}, 0x18) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:41 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:41 executing program 0: mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='bpf\x00', 0x0, &(0x7f0000000140)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f0000000000)='./file1\x00', 0x0, 0x18}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000140), 0x4) r0 = socket$kcm(0x29, 0x2, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000640)={0x7, 0x3, 0x2, 0x7fff, 0x8, r0, 0x9}, 0x2c) recvmsg$kcm(r0, &(0x7f0000000800)={&(0x7f00000001c0)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, 0x80, &(0x7f0000000780)=[{&(0x7f0000000240)=""/73, 0x49}, {&(0x7f00000002c0)=""/248, 0xf8}, {&(0x7f0000000040)=""/54, 0x36}, {&(0x7f00000003c0)=""/190, 0xbe}, {&(0x7f0000000480)=""/244, 0xf4}, {&(0x7f0000000580)=""/103, 0x67}, {&(0x7f0000000680)=""/212, 0xd4}, {&(0x7f0000000b80)=""/4096, 0x1000}], 0x8, &(0x7f0000000600)=""/16, 0x10, 0x1}, 0x0) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000840)) mkdir(&(0x7f0000000b40)='./file0/.ile0\x00', 0x0) 2018/04/03 19:31:41 executing program 1: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0x0, 0x6, 0x10}, 0xc) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000280)={r0, 0x36b, &(0x7f00000002c0)}, 0xfffffffffffffdf8) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000100)={r1}) socketpair(0x11, 0x1, 0x8001, &(0x7f0000000180)) close(r2) close(r1) [ 856.066316] FAULT_INJECTION: forcing a failure. [ 856.066316] name failslab, interval 1, probability 0, space 0, times 0 [ 856.077645] CPU: 1 PID: 27154 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 856.084911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 856.094248] Call Trace: [ 856.096820] dump_stack+0x194/0x24d [ 856.100439] ? arch_local_irq_restore+0x53/0x53 [ 856.105104] ? __save_stack_trace+0x7e/0xd0 [ 856.109414] should_fail+0x8c0/0xa40 [ 856.113107] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 856.118202] ? kasan_kmalloc+0xad/0xe0 [ 856.122075] ? kmem_cache_alloc_trace+0x136/0x740 [ 856.126896] ? __memcg_init_list_lru_node+0x169/0x270 [ 856.132060] ? __list_lru_init+0x544/0x750 [ 856.136270] ? sget_userns+0x691/0xe40 [ 856.140136] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 856.144878] ? do_mount+0xea4/0x2bb0 [ 856.148586] ? SyS_mount+0xab/0x120 [ 856.152207] ? do_syscall_64+0x281/0x940 [ 856.156267] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 856.161632] ? find_held_lock+0x35/0x1d0 [ 856.165684] ? __lock_is_held+0xb6/0x140 [ 856.169751] ? check_same_owner+0x320/0x320 [ 856.174073] ? rcu_note_context_switch+0x710/0x710 [ 856.179006] should_failslab+0xec/0x120 [ 856.182977] kmem_cache_alloc_trace+0x4b/0x740 [ 856.187548] ? __kmalloc_node+0x33/0x70 [ 856.191496] ? __kmalloc_node+0x33/0x70 [ 856.195446] ? rcu_read_lock_sched_held+0x108/0x120 [ 856.200454] __memcg_init_list_lru_node+0x169/0x270 [ 856.205470] ? list_lru_add+0x7c0/0x7c0 [ 856.209434] ? __kmalloc_node+0x47/0x70 [ 856.213396] __list_lru_init+0x544/0x750 [ 856.217459] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 856.223335] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 856.228338] ? __lockdep_init_map+0xe4/0x650 [ 856.232731] ? lockdep_init_map+0x9/0x10 [ 856.236793] sget_userns+0x691/0xe40 [ 856.240500] ? kernfs_sop_show_path+0x190/0x190 [ 856.245165] ? kernfs_sop_show_options+0x180/0x180 [ 856.250096] ? destroy_unused_super.part.6+0xd0/0xd0 [ 856.255198] ? check_same_owner+0x320/0x320 [ 856.259516] ? rcu_pm_notify+0xc0/0xc0 [ 856.263401] ? rcu_read_lock_sched_held+0x108/0x120 [ 856.268415] ? kmem_cache_alloc_trace+0x459/0x740 [ 856.273246] ? lock_downgrade+0x980/0x980 [ 856.277393] kernfs_mount_ns+0x13d/0x8b0 [ 856.281449] ? kernfs_super_ns+0x70/0x70 [ 856.285513] sysfs_mount+0xc2/0x1c0 [ 856.289138] ? sysfs_kill_sb+0x40/0x40 [ 856.293019] ? alloc_pages_current+0xbe/0x1e0 [ 856.297515] ? security_sb_copy_data+0x81/0xb0 [ 856.302089] mount_fs+0x66/0x2d0 [ 856.305450] vfs_kern_mount.part.26+0xc6/0x4a0 [ 856.310025] ? may_umount+0xa0/0xa0 [ 856.313634] ? _raw_read_unlock+0x22/0x30 [ 856.317757] ? __get_fs_type+0x8a/0xc0 [ 856.321621] do_mount+0xea4/0x2bb0 [ 856.325137] ? copy_mount_string+0x40/0x40 [ 856.329355] ? rcu_pm_notify+0xc0/0xc0 [ 856.333229] ? copy_mount_options+0x5f/0x2e0 [ 856.337626] ? rcu_read_lock_sched_held+0x108/0x120 [ 856.342627] ? kmem_cache_alloc_trace+0x459/0x740 [ 856.347454] ? kasan_check_write+0x14/0x20 [ 856.351686] ? _copy_from_user+0x99/0x110 [ 856.355831] ? copy_mount_options+0x1f7/0x2e0 [ 856.360322] SyS_mount+0xab/0x120 [ 856.363765] ? copy_mnt_ns+0xb30/0xb30 [ 856.367645] do_syscall_64+0x281/0x940 [ 856.371507] ? vmalloc_sync_all+0x30/0x30 [ 856.375635] ? _raw_spin_unlock_irq+0x27/0x70 [ 856.380118] ? finish_task_switch+0x1c1/0x7e0 [ 856.384611] ? syscall_return_slowpath+0x550/0x550 [ 856.389537] ? syscall_return_slowpath+0x2ac/0x550 [ 856.394463] ? prepare_exit_to_usermode+0x350/0x350 [ 856.399478] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 856.404837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 856.409681] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 856.414854] RIP: 0033:0x4552d9 [ 856.418018] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 856.425704] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 856.432952] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 856.440289] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 856.447532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 856.454779] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001b 2018/04/03 19:31:42 executing program 2: socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000200)) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) socketpair(0x2, 0x800000000000004, 0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000000)}, 0x50) close(r2) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000080)="c201362551c5b4d4f86ba048545ba25131338bea05e7a87a1e65b9bc0abf6432ba4f6a7266bacd12054f998363705d2dd8b5a4f88571783265ecc0409f6e5277f70430fe66ca9788a955a717093c1ca81f98caecf3e0e29f8245709c2a4669d4f981ca17dcee4512ff7aa51b7c341d920c9e5ddd182dd108445280ff8da76480c52288cea8", &(0x7f0000000140)="15a2c0881976cf63"}, 0x20) close(r1) 2018/04/03 19:31:42 executing program 1: socketpair(0x1d, 0x5, 0x3f, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f00000000c0)={r1, r1}) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair(0x1e, 0x80000, 0xfffffffffffffffc, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000015c0)=[{&(0x7f0000000200)="08e815d1b7001ab6be64d34987416e8b00b16bd8153955b6e7edf58850ed7ba410800c8214dfdc443e3e0a7038cc1650468ca06a85", 0x35}, {&(0x7f0000000240)="13642bc01945604c3e0282bd9ac03acd6732af6d03295805f6ce4293f908e29db195769f3de2adedbfd34444db682be4e38e5aa8cbbc03c702a3ffbb", 0x3c}, {&(0x7f0000000280)="96a40e306fe1490f338bcd4a88bb32a569f5b62da5d50043d33eeba7d2f7597562fc9de3e863f331c8d7bfd747b331ae83e7bbdbc8b50ea15c176681caf5e81d2ebd519b00b61d5df30699da99b01e3afd7e9800e246d5f278d50f41bddeb7d6c86aa3633e18a82f866a6715ad475a276251e752765c23f0a845f3413122b0328fcb57896c9bd558e868aa027a77d03995a34b48802fd45b0b73c255f9598bf09bb7dda10bc83eb22a4fddcad81dcb92dc6062e94849654081de3f6b820c8a47b08936b601cea137c75295579e", 0xcd}, {&(0x7f0000000380)="b26d34a02c8dbf7eab6a183ed77026b35dfadae98bdd544d989cb8e040c820d6896fea9dc20391842d104ff44bb788491902991f8a42132b6da4af3f41505a99e23436dfa10e09e0a50b9d74a88556fc7709c7fc4ab821b380761a448fa2ee", 0x5f}, {&(0x7f0000000400)="6bb18a6af1c0131c28db19e8de51707874570a56f4c73c5ca2ce60cc2938146476f821d189d59aa3dda0b3060a2e0074dbac7297d709db8e822b62c2b3a69f2ee47203a2d8b157496d3c29de117279f65e65e27a3e3ffdfc7c1d580660b0350d88d30602dbb77bb0a48dd2986a06fb2d7775938d1e437ac36ecd5f2b510c8ba67fe117eaf5c4fa780b9db5a2758a5eb9cb0df52c0083b1ba20b4fcf1", 0x9c}, 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{&(0x7f0000001c40)="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0x1000}], 0x8, &(0x7f0000000000)}, 0x50) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000180)={&(0x7f0000000100)='./file0\x00', r4}, 0x10) close(r2) close(r4) 2018/04/03 19:31:42 executing program 5: sendmsg(0xffffffffffffffff, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000298000)=ANY=[@ANYBLOB="180000f2ff00010017635bfcb80d57321340003a00000000"], 0x18}, 0x0) recvmsg(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f00000000c0)=@ipx, 0x80, &(0x7f0000000140), 0x0, &(0x7f0000000840)=""/151, 0xfffffffffffffedd}, 0xc0c86e77fdcb0107) socketpair(0x800000010, 0x6, 0xffff7ffffffffffc, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000002bc0)={&(0x7f0000000400)=@ethernet, 0x80, &(0x7f0000002a80)=[{&(0x7f0000001900)=""/4096, 0x1000}, {&(0x7f0000000500)=""/88, 0x58}, {&(0x7f0000000480)=""/9, 0x9}, {&(0x7f0000000580)=""/123, 0x7b}, {&(0x7f0000000600)=""/212, 0xd4}, {&(0x7f0000000700)=""/218, 0xda}, {&(0x7f0000002900)=""/97, 0x61}, {&(0x7f0000002980)=""/223, 0xdf}, {&(0x7f0000000800)=""/19, 0x13}], 0x9, &(0x7f0000002b40)=""/116, 0x74}, 0x2) 2018/04/03 19:31:42 executing program 7 (fault-call:1 fault-nth:28): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:42 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x0) close(r1) close(r0) 2018/04/03 19:31:42 executing program 6: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(0xffffffffffffffff, 0x80082407, &(0x7f0000001c40)) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x18}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0x7, 0x2, 0x1f, 0x6, 0x12, r1, 0x5}, 0x2c) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x28) r2 = perf_event_open(&(0x7f0000000000)={0x7, 0x70, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0xffffffffffffffff, 0x0, r0, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) perf_event_open(&(0x7f00000002c0)={0x0, 0x70, 0x0, 0x16, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8001, 0x0, 0x4, 0x7, 0x0, 0x0, 0x7, 0x9, 0x0, 0x400, 0xfffffffffffffffb, 0x4, 0x5, 0x7, 0x0, 0x9, 0x5, 0x1, 0xff, 0x0, 0x0, 0x0, 0x4982, 0x6, 0x80000000, 0x0, 0x0, 0x2, @perf_config_ext={0x0, 0x80}, 0x10, 0xfff, 0x5, 0x4, 0x5, 0x0, 0x7}, 0x0, 0x2, r0, 0x2) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={0x1, 0x28, &(0x7f00000000c0)}, 0x10) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r2) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000480)=ANY=[@ANYBLOB='\x00\x00 \x00\x00\x00\x00\x00']) socketpair(0x11, 0x7, 0x7ff, &(0x7f0000000080)) 2018/04/03 19:31:42 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair$inet6(0xa, 0x2, 0x40, &(0x7f0000000040)) close(r1) close(r0) 2018/04/03 19:31:42 executing program 0: mkdir(&(0x7f0000000340)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='selinuxfs\x00', 0x1000, &(0x7f0000000100)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000380)=@vsock, 0x80, &(0x7f0000000580)=[{&(0x7f0000000480)=""/217, 0xd9}], 0x1, &(0x7f0000000840)=""/224, 0xe0}, 0x40010142) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) recvmsg(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000180)=@generic, 0x80, &(0x7f0000000780)=[{&(0x7f00000006c0)=""/189, 0xbd}], 0x1}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x5, 0x3, &(0x7f0000000100)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x24, 0x25, 0x7a}, [], {0x95}}, &(0x7f0000003ff6)='syzkaller\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x0, 0x0, &(0x7f0000000300)=ANY=[], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000300)={&(0x7f0000000200)='./file0\x00', 0x0, 0x10}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000440)={r0, 0x28, &(0x7f0000000400)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000640)={&(0x7f0000000600)='./file0\x00', 0x0, 0x18}, 0x10) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f00000002c0)='squashfs\x00', 0x20, 0x0) [ 857.154091] FAULT_INJECTION: forcing a failure. [ 857.154091] name failslab, interval 1, probability 0, space 0, times 0 [ 857.165432] CPU: 1 PID: 27193 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 857.172693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 857.182032] Call Trace: [ 857.184601] dump_stack+0x194/0x24d [ 857.188218] ? arch_local_irq_restore+0x53/0x53 [ 857.192868] ? __save_stack_trace+0x7e/0xd0 [ 857.197179] should_fail+0x8c0/0xa40 [ 857.200872] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 857.205953] ? kasan_kmalloc+0xad/0xe0 [ 857.209818] ? kmem_cache_alloc_trace+0x136/0x740 [ 857.214636] ? __memcg_init_list_lru_node+0x169/0x270 [ 857.219801] ? __list_lru_init+0x544/0x750 [ 857.224014] ? sget_userns+0x691/0xe40 [ 857.227885] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 857.232616] ? do_mount+0xea4/0x2bb0 [ 857.236307] ? SyS_mount+0xab/0x120 [ 857.239914] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 857.245269] ? find_held_lock+0x35/0x1d0 [ 857.249311] ? __lock_is_held+0xb6/0x140 [ 857.253360] ? check_same_owner+0x320/0x320 [ 857.257665] ? rcu_note_context_switch+0x710/0x710 [ 857.262581] should_failslab+0xec/0x120 [ 857.266533] kmem_cache_alloc_trace+0x4b/0x740 [ 857.271094] ? __kmalloc_node+0x33/0x70 [ 857.275048] ? __kmalloc_node+0x33/0x70 [ 857.279003] ? rcu_read_lock_sched_held+0x108/0x120 [ 857.284009] __memcg_init_list_lru_node+0x169/0x270 [ 857.289015] ? list_lru_add+0x7c0/0x7c0 [ 857.292972] ? __kmalloc_node+0x47/0x70 [ 857.296930] __list_lru_init+0x544/0x750 [ 857.300973] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 857.306838] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 857.311831] ? __lockdep_init_map+0xe4/0x650 [ 857.316220] ? lockdep_init_map+0x9/0x10 [ 857.320268] sget_userns+0x691/0xe40 [ 857.323962] ? kernfs_sop_show_path+0x190/0x190 [ 857.328610] ? kernfs_sop_show_options+0x180/0x180 [ 857.333519] ? destroy_unused_super.part.6+0xd0/0xd0 [ 857.338606] ? check_same_owner+0x320/0x320 [ 857.342905] ? rcu_pm_notify+0xc0/0xc0 [ 857.346778] ? rcu_read_lock_sched_held+0x108/0x120 [ 857.351771] ? kmem_cache_alloc_trace+0x459/0x740 [ 857.356589] ? lock_downgrade+0x980/0x980 [ 857.360722] kernfs_mount_ns+0x13d/0x8b0 [ 857.364765] ? kernfs_super_ns+0x70/0x70 [ 857.368810] sysfs_mount+0xc2/0x1c0 [ 857.372430] ? sysfs_kill_sb+0x40/0x40 [ 857.376298] ? alloc_pages_current+0xbe/0x1e0 [ 857.380774] ? security_sb_copy_data+0x81/0xb0 [ 857.385337] mount_fs+0x66/0x2d0 [ 857.388683] vfs_kern_mount.part.26+0xc6/0x4a0 [ 857.393247] ? may_umount+0xa0/0xa0 [ 857.396850] ? _raw_read_unlock+0x22/0x30 [ 857.400974] ? __get_fs_type+0x8a/0xc0 [ 857.404843] do_mount+0xea4/0x2bb0 [ 857.408366] ? copy_mount_string+0x40/0x40 [ 857.412576] ? rcu_pm_notify+0xc0/0xc0 [ 857.416447] ? copy_mount_options+0x5f/0x2e0 [ 857.420831] ? rcu_read_lock_sched_held+0x108/0x120 [ 857.425823] ? kmem_cache_alloc_trace+0x459/0x740 [ 857.430643] ? kasan_check_write+0x14/0x20 [ 857.434944] ? _copy_from_user+0x99/0x110 [ 857.439074] ? copy_mount_options+0x1f7/0x2e0 [ 857.443547] SyS_mount+0xab/0x120 [ 857.446976] ? copy_mnt_ns+0xb30/0xb30 [ 857.450845] do_syscall_64+0x281/0x940 [ 857.454709] ? vmalloc_sync_all+0x30/0x30 [ 857.458835] ? _raw_spin_unlock_irq+0x27/0x70 [ 857.463309] ? finish_task_switch+0x1c1/0x7e0 [ 857.467783] ? syscall_return_slowpath+0x550/0x550 [ 857.472705] ? syscall_return_slowpath+0x2ac/0x550 [ 857.477613] ? prepare_exit_to_usermode+0x350/0x350 [ 857.482608] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 857.487952] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 857.492779] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 857.497943] RIP: 0033:0x4552d9 2018/04/03 19:31:43 executing program 1: socketpair(0x9, 0x0, 0x1, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000080)={0x2, 0x0, [0x0, 0x0]}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair(0x0, 0x0, 0x8, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) ioctl$sock_kcm_SIOCKCMUNATTACH(r3, 0x89e1, &(0x7f0000000100)={r3}) close(r2) close(r1) 2018/04/03 19:31:43 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x1f) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={r0, 0x28}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x8, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x201a7f1b, 0x5, 0x201a7fd7, 0xa, 0x6a, 0xffffffc0}], {0x95}}, &(0x7f0000f59000)='GPL\x00', 0x6, 0xfcb6, &(0x7f00001a7f05)=""/251}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001200)={r1, 0x50, &(0x7f0000001180)}, 0x10) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001140)={r0, &(0x7f0000000080)="7914b2c53d0728b517dcb6cdc1c6e52de54f789a2b785d33e30f4218256bbfc7e0084b1fb6ef3a0b67b7789836d122d7ede5879bac4f6eb256130a5729a583522153e89c0fd696ccad30adccdfa417085a0772bd95c13ac9b2d80415c05bbe53d3fb5c7cbf9d2c7ab548414c2f60b53c714af239d2087df54fa6ef1810f56c20401213b4ce", &(0x7f0000000140)=""/4096}, 0x18) 2018/04/03 19:31:43 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x5d}, 0x2c) socketpair(0x19, 0x8000e, 0x9, &(0x7f0000000000)) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0x4}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0x3e0, &(0x7f00001a7f05)=""/251}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r0, 0x0, 0xe, 0x1000, &(0x7f0000000140)="50900650ee3b5e89015deaba34d0", &(0x7f00000001c0)=""/4096, 0xa83}, 0x28) [ 857.501111] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 857.508795] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 857.516046] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 857.523291] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 857.530535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 857.537780] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001c 2018/04/03 19:31:43 executing program 7 (fault-call:1 fault-nth:29): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 857.555148] syz-executor0[27199] is installing a program with bpf_probe_write_user helper that may corrupt user memory! [ 857.559122] EXT4-fs (sda1): re-mounted. Opts: (null) 2018/04/03 19:31:43 executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140), 0x1e6, &(0x7f0000231f05)=""/251, 0x3ba}, 0x0) recvmsg(r0, &(0x7f0000000140)={&(0x7f0000000040)=@pppoe={0x0, 0x0, {0x0, @local}}, 0x80, &(0x7f0000001580)=[{&(0x7f00000001c0)=""/4096, 0x1000}, {&(0x7f0000001380)=""/95, 0x5f}, {&(0x7f0000001400)=""/182, 0xb6}, {&(0x7f00000014c0)=""/178, 0xb2}], 0x4, &(0x7f0000001600)=""/79, 0x4f}, 0x0) sendmsg$kcm(r1, &(0x7f0000948000)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000d43000), 0xfffffdb1}], 0x208, &(0x7f0000003e40)}, 0x4000000) sendmsg(r1, &(0x7f00000015c0)={&(0x7f00000000c0)=@nfc={0x27, 0x7b, 0x1, 0x7}, 0x80, &(0x7f0000001340)=[{&(0x7f0000001240)="da8f9122d0ddddb129404f9ee612240d0859a6a54e53390dbf3476559e7b7a4c1a6be6fbc2d6a599d0818798627835b7bc6bdfe9e19b6e598cba0743ad6792d06811f916d3de83716cc097c5ede148bb52df44ede586a418619b8540092529df9315355abe361886d1699ce081798ce2e7295c94d21f92819b9ce76320618a590753fbd13baba12f93ba6db3e96f06121d8bc65f871af270a36ad77618b06785b1132378c4255e796dca324ee65fecf16405add5988ef461304fc1137db3e495423ea439b1fa9069bd150ddb52b95f634df8724c7cc30171ae23a7015f10e5c48f50b2ce03255cc6", 0xe8}], 0x1, &(0x7f0000001e40)=[{0xe8, 0x107, 0xcfd, "bf8a9301cea8c4076a24d69d4e49c89b226e4db37056a1682d720dee70947efeebb4098d88090b4d779d0b1ca336affe1126f775aed849fffcb73727e6a96d8b029fc3a328f6606894be8645ad752080f8de924cf93dbfa5f66fd452b8de9e08b810c6be52b158f55fc4d21c24f6fd70686d83e17fdfbad040550f4d43ebd91b424d4b2d218beb1acdf474e1c47f80482cd21ac577381091918fe10fd1d96f1a527e6976e811d001f092a1b1f540ff2e27645fd1dce774c9d69adefc5cbc245a83027518915def11cd4c2b8a23aa180ff6430df6"}, {0x48, 0xb4f402ec84db18be, 0x8, "4631d228490a5e427e8d321db2a5833735f70fe21ea1de61b17718c2d3f0f31c1106ea183b2cfd61c83c6bff0e6032943e"}], 0x130, 0x8000}, 0x5) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001e00)={0x0, 0x0, &(0x7f0000001d80)=[{&(0x7f00000016c0)=""/33, 0x21}, {&(0x7f0000001a40)=""/224, 0xe0}, {&(0x7f0000001c40)=""/114, 0x72}, {&(0x7f0000001cc0)=""/165, 0xa5}], 0x4, &(0x7f0000001900)=""/35, 0x23, 0x2}, 0x100) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001700)={r0, &(0x7f0000001740)="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", &(0x7f0000001940)=""/246}, 0x18) sendmsg(r1, &(0x7f0000001680)={&(0x7f00000011c0)=@vsock={0x28, 0x0, 0xffffffff, @reserved=0x1}, 0x80, &(0x7f0000001340), 0x0, &(0x7f0000001a40)=ANY=[], 0x0, 0x40}, 0x4000) 2018/04/03 19:31:43 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socket$kcm(0x29, 0x5, 0x0) close(r0) close(r0) [ 857.585609] syz-executor0[27203] is installing a program with bpf_probe_write_user helper that may corrupt user memory! [ 857.691579] FAULT_INJECTION: forcing a failure. [ 857.691579] name failslab, interval 1, probability 0, space 0, times 0 [ 857.713940] CPU: 1 PID: 27227 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 857.721213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 857.730558] Call Trace: [ 857.733147] dump_stack+0x194/0x24d [ 857.736771] ? arch_local_irq_restore+0x53/0x53 [ 857.741523] ? __save_stack_trace+0x7e/0xd0 [ 857.745846] should_fail+0x8c0/0xa40 [ 857.749561] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 857.754670] ? kasan_kmalloc+0xad/0xe0 [ 857.758551] ? kmem_cache_alloc_trace+0x136/0x740 [ 857.763392] ? __memcg_init_list_lru_node+0x169/0x270 [ 857.768577] ? __list_lru_init+0x544/0x750 [ 857.772805] ? sget_userns+0x691/0xe40 [ 857.776707] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 857.781452] ? do_mount+0xea4/0x2bb0 [ 857.785163] ? SyS_mount+0xab/0x120 [ 857.788789] ? do_syscall_64+0x281/0x940 [ 857.792845] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 857.798213] ? find_held_lock+0x35/0x1d0 [ 857.802277] ? __lock_is_held+0xb6/0x140 [ 857.806342] ? check_same_owner+0x320/0x320 [ 857.810671] ? rcu_note_context_switch+0x710/0x710 [ 857.815591] should_failslab+0xec/0x120 [ 857.819549] kmem_cache_alloc_trace+0x4b/0x740 [ 857.824110] ? __kmalloc_node+0x33/0x70 [ 857.828068] ? __kmalloc_node+0x33/0x70 [ 857.832030] ? rcu_read_lock_sched_held+0x108/0x120 [ 857.837042] __memcg_init_list_lru_node+0x169/0x270 [ 857.842043] ? list_lru_add+0x7c0/0x7c0 [ 857.846001] ? __kmalloc_node+0x47/0x70 [ 857.849967] __list_lru_init+0x544/0x750 [ 857.854021] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 857.859897] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 857.864896] ? __lockdep_init_map+0xe4/0x650 [ 857.869277] ? lockdep_init_map+0x9/0x10 [ 857.873855] sget_userns+0x691/0xe40 [ 857.877563] ? kernfs_sop_show_path+0x190/0x190 [ 857.882215] ? kernfs_sop_show_options+0x180/0x180 [ 857.887120] ? destroy_unused_super.part.6+0xd0/0xd0 [ 857.892203] ? check_same_owner+0x320/0x320 [ 857.896498] ? rcu_pm_notify+0xc0/0xc0 [ 857.900360] ? rcu_read_lock_sched_held+0x108/0x120 [ 857.905359] ? kmem_cache_alloc_trace+0x459/0x740 [ 857.910174] ? lock_downgrade+0x980/0x980 [ 857.914309] kernfs_mount_ns+0x13d/0x8b0 [ 857.918351] ? kernfs_super_ns+0x70/0x70 [ 857.922389] sysfs_mount+0xc2/0x1c0 [ 857.925991] ? sysfs_kill_sb+0x40/0x40 [ 857.929861] ? alloc_pages_current+0xbe/0x1e0 [ 857.934337] ? security_sb_copy_data+0x81/0xb0 [ 857.938896] mount_fs+0x66/0x2d0 [ 857.942240] vfs_kern_mount.part.26+0xc6/0x4a0 [ 857.946806] ? may_umount+0xa0/0xa0 [ 857.950428] ? _raw_read_unlock+0x22/0x30 [ 857.954561] ? __get_fs_type+0x8a/0xc0 [ 857.958428] do_mount+0xea4/0x2bb0 [ 857.961954] ? copy_mount_string+0x40/0x40 [ 857.966168] ? rcu_pm_notify+0xc0/0xc0 [ 857.970042] ? copy_mount_options+0x5f/0x2e0 [ 857.974426] ? rcu_read_lock_sched_held+0x108/0x120 [ 857.979421] ? kmem_cache_alloc_trace+0x459/0x740 [ 857.984247] ? kasan_check_write+0x14/0x20 [ 857.988471] ? copy_mount_options+0x1f7/0x2e0 [ 857.992953] SyS_mount+0xab/0x120 [ 857.996392] ? copy_mnt_ns+0xb30/0xb30 [ 858.000277] do_syscall_64+0x281/0x940 [ 858.004157] ? vmalloc_sync_all+0x30/0x30 [ 858.008303] ? _raw_spin_unlock_irq+0x27/0x70 [ 858.012794] ? finish_task_switch+0x1c1/0x7e0 [ 858.017276] ? syscall_return_slowpath+0x550/0x550 [ 858.022179] ? syscall_return_slowpath+0x2ac/0x550 [ 858.027083] ? prepare_exit_to_usermode+0x350/0x350 [ 858.032081] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 858.037429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 858.042249] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.047411] RIP: 0033:0x4552d9 [ 858.050580] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 858.058273] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 858.065529] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 858.072776] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 858.080027] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 858.087277] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001d 2018/04/03 19:31:44 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1d}, 0xfffffffffffffdb0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000003c0)) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000280)={&(0x7f0000000240)='./file0\x00', 0x0, 0x18}, 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000002c0)={&(0x7f0000000200)='./file1\x00', r1}, 0x10) socketpair(0x1b, 0x3, 0x70b, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000380)={r3, r1}) close(r0) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000400)={0x0, r1, 0x7, 0x1}, 0x14) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00', r0}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0x4b0, &(0x7f0000000080)=""/251}, 0x48) 2018/04/03 19:31:44 executing program 5: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xf, 0x3, &(0x7f0000000400)=ANY=[@ANYBLOB="180000000035012a4c656a4ad0e000000000009500000000000000421d5ea2c94c20f4f1ffbebbad8c040e695206fede0da0e7295c85b53814db13689c205cca0878a55447e44df898ecc163f3c601c1180d660b54def22dfd7f1dc7f2e46985c21d9fb5e41fab390abfd26168a99b"], &(0x7f0000003ff6)='syzkaller\x00', 0x3, 0x82, &(0x7f0000386000)=""/195, 0x0, 0x1000000000000}, 0x48) r1 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000000)={r1, r0}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0x2, 0x2, 0x4, 0x8, 0x8, 0xffffffffffffffff, 0x2}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000240)={r2, 0x28, &(0x7f0000000200)}, 0x10) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000080)={r2, &(0x7f0000000480)="d09a6b7a675ab12f5adef8f15cf0fcec1d1c292350c207e2bdd03f31a79feebfe4450b2adf43129bb26661edef356b8322f704865e4fb4f936d516e6d4959f0e2dc948d0c0c5ce7065a850c41e7fed4e4ef09c63e40a627bde44ae781e275a6f7c41a5f0e5c7229f0e4afacb35eabe4bd9aa8262c1d40107d80b68ce21c1aa1b8b5872c0dbda0042be69f6f35fe9011b3844a592d7cf354e73834f7d9bf6a76fbe5ae3908761f1a26788d7fe03003189654b282c42885b0a2321d32a9db13a80c3cd24d38d13966fdb6318f7499b9524b5de3acca81f406d0ef64085494ee70bc7861039317f20568a7301"}, 0x10) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000003c0)={r1, &(0x7f0000000280)="a4bb3231460482a138c3811da24624e33b0fe7d59eb970dc82b33d0dcb833bc8b699656cbe6557bdde35cc5de21f4311f834f9341e8bd12f6371df49de3ee76031cd12455fba175becc044195cbc79bfbd771d64c90c23214ef059295ed4a9c0a2a429dc3cc709b89561af3807376784410059dda9021aedcad951570e750516fa2893c946a0c510438e63ce180cb22e9e6d45d2cbb918a9bee6fb1b639091c12d25284a070a8559ed46aa920b9b4c20fa181f72b3a54522a4ecb197e514ae5edc234e9e22f2c98afbdabe24ce95cf6ab429902f6b73508391", &(0x7f0000000380)}, 0x18) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f00000000c0)=r0, 0x4) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000100)=r0, 0x4) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000040)={r1}) 2018/04/03 19:31:44 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) recvmsg(r1, &(0x7f0000000100)={&(0x7f0000000040)=@nl=@proc, 0x80, &(0x7f00000014c0)=[{&(0x7f00000000c0)=""/63, 0x3f}, {&(0x7f0000000200)=""/216, 0xd8}, {&(0x7f0000000300)=""/106, 0x6a}, {&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001c40)=""/4096, 0x1000}, {&(0x7f0000001380)=""/70, 0x46}, {&(0x7f0000001400)=""/153, 0x99}], 0x7, 0x0, 0x0, 0x5}, 0x101) 2018/04/03 19:31:44 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x0) close(r1) close(r0) 2018/04/03 19:31:44 executing program 7 (fault-call:1 fault-nth:30): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:44 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r0) 2018/04/03 19:31:44 executing program 0: socketpair(0x0, 0x802, 0x20, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000100)) mkdir(&(0x7f00000b0000)='./file0\x00', 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000140)='\x00') socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000180)) socketpair(0x6, 0x80806, 0x5, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f0000000080)={0x5, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0]}) perf_event_open(&(0x7f000000a000)={0x1, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000144000)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015d000)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/04/03 19:31:44 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) close(r0) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x7, 0x1, 0x5, 0x6, 0x4, 0xffffffffffffffff, 0x3f}, 0x2c) 2018/04/03 19:31:44 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x97, 0x18}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f00000002c0)=ANY=[@ANYBLOB="180000000000000000000000000000007110000040000000000000000000000095000000000000003a2396e776e1b9e303a91ba6094212c684d156f9ddc11350aafd70e1850a665e5cc7abec7002f5896d462dee4e839e73696de1a433aacb266621fca4186f01db070d48dd3f86e2c784a15a302831a81e126a605b9839894f04d8e4820fb30f0433f4c1b13779cd21f23ec830b2b33b0dc5cb65e244aacf398a63cccc721d60938c472cf4abaeb06cbfe7b834319edc9d13d20f015cbe3cd295f10600000000000000000000000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r0, 0x0, 0xe, 0x83, &(0x7f0000000000)="714b80797dbc5ff1de3086de78ea", &(0x7f0000000200)=""/131}, 0x28) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x0, 0x1d8, 0x4c, &(0x7f0000000080)="387236dd05e6a63a424382840f6b1e321fc9cf8a06388915a03927d63044512eba306189dd671ef3a202ea9bee205eab3702a9d4370265618c0c8fc0c199f50d", &(0x7f00000000c0)=""/76, 0x2, 0x3}, 0x28) bpf$OBJ_GET_MAP(0x7, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00'}, 0x10) [ 858.700128] FAULT_INJECTION: forcing a failure. [ 858.700128] name failslab, interval 1, probability 0, space 0, times 0 [ 858.711407] CPU: 1 PID: 27258 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 858.718673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.728021] Call Trace: [ 858.730615] dump_stack+0x194/0x24d [ 858.734248] ? arch_local_irq_restore+0x53/0x53 [ 858.738916] ? __save_stack_trace+0x7e/0xd0 [ 858.743244] should_fail+0x8c0/0xa40 [ 858.746956] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 858.752059] ? kasan_kmalloc+0xad/0xe0 [ 858.755942] ? kmem_cache_alloc_trace+0x136/0x740 [ 858.760778] ? __memcg_init_list_lru_node+0x169/0x270 [ 858.765964] ? __list_lru_init+0x544/0x750 [ 858.770193] ? sget_userns+0x691/0xe40 [ 858.774068] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 858.778804] ? do_mount+0xea4/0x2bb0 [ 858.782495] ? SyS_mount+0xab/0x120 [ 858.786104] ? do_syscall_64+0x281/0x940 [ 858.790143] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 858.795486] ? find_held_lock+0x35/0x1d0 [ 858.799521] ? __lock_is_held+0xb6/0x140 [ 858.803559] ? check_same_owner+0x320/0x320 [ 858.807860] ? rcu_note_context_switch+0x710/0x710 [ 858.812769] should_failslab+0xec/0x120 [ 858.816717] kmem_cache_alloc_trace+0x4b/0x740 [ 858.821273] ? __kmalloc_node+0x33/0x70 [ 858.825221] ? __kmalloc_node+0x33/0x70 [ 858.829169] ? rcu_read_lock_sched_held+0x108/0x120 [ 858.834162] __memcg_init_list_lru_node+0x169/0x270 [ 858.839153] ? list_lru_add+0x7c0/0x7c0 [ 858.843100] ? __kmalloc_node+0x47/0x70 [ 858.847052] __list_lru_init+0x544/0x750 [ 858.851090] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 858.856949] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 858.861940] ? __lockdep_init_map+0xe4/0x650 [ 858.866323] ? lockdep_init_map+0x9/0x10 [ 858.870359] sget_userns+0x691/0xe40 [ 858.874053] ? kernfs_sop_show_path+0x190/0x190 [ 858.878699] ? kernfs_sop_show_options+0x180/0x180 [ 858.883600] ? destroy_unused_super.part.6+0xd0/0xd0 [ 858.888680] ? check_same_owner+0x320/0x320 [ 858.892974] ? rcu_pm_notify+0xc0/0xc0 [ 858.896840] ? rcu_read_lock_sched_held+0x108/0x120 [ 858.901829] ? kmem_cache_alloc_trace+0x459/0x740 [ 858.906643] ? lock_downgrade+0x980/0x980 [ 858.910768] kernfs_mount_ns+0x13d/0x8b0 [ 858.914802] ? kernfs_super_ns+0x70/0x70 [ 858.918840] sysfs_mount+0xc2/0x1c0 [ 858.922439] ? sysfs_kill_sb+0x40/0x40 [ 858.926300] ? alloc_pages_current+0xbe/0x1e0 [ 858.930773] ? security_sb_copy_data+0x81/0xb0 [ 858.935331] mount_fs+0x66/0x2d0 [ 858.938671] vfs_kern_mount.part.26+0xc6/0x4a0 [ 858.943226] ? may_umount+0xa0/0xa0 [ 858.946834] ? _raw_read_unlock+0x22/0x30 [ 858.950956] ? __get_fs_type+0x8a/0xc0 [ 858.954817] do_mount+0xea4/0x2bb0 [ 858.958332] ? copy_mount_string+0x40/0x40 [ 858.962541] ? rcu_pm_notify+0xc0/0xc0 [ 858.966408] ? copy_mount_options+0x5f/0x2e0 [ 858.970789] ? rcu_read_lock_sched_held+0x108/0x120 [ 858.975779] ? kmem_cache_alloc_trace+0x459/0x740 [ 858.980599] ? kasan_check_write+0x14/0x20 [ 858.984807] ? _copy_from_user+0x99/0x110 [ 858.988930] ? copy_mount_options+0x1f7/0x2e0 [ 858.993400] SyS_mount+0xab/0x120 [ 858.996827] ? copy_mnt_ns+0xb30/0xb30 [ 859.000692] do_syscall_64+0x281/0x940 [ 859.004559] ? vmalloc_sync_all+0x30/0x30 [ 859.008678] ? _raw_spin_unlock_irq+0x27/0x70 [ 859.013146] ? finish_task_switch+0x1c1/0x7e0 [ 859.017614] ? syscall_return_slowpath+0x550/0x550 [ 859.022517] ? syscall_return_slowpath+0x2ac/0x550 [ 859.027417] ? prepare_exit_to_usermode+0x350/0x350 [ 859.032408] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 859.037756] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 859.042575] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 859.047740] RIP: 0033:0x4552d9 2018/04/03 19:31:44 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) socketpair$inet6(0xa, 0x7, 0x3, &(0x7f0000000040)) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000000), 0x0, 0x40}, 0x50) close(r1) close(r0) [ 859.050902] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 859.058582] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 859.065826] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 859.073068] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 859.080313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 859.087556] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001e 2018/04/03 19:31:44 executing program 5: socketpair(0x1f, 0x5, 0x1, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000080)='mime_typemime_typevmnet1\x00') bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000001480)=0xd00, 0x4) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x3) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x9) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_DISABLE(r2, 0x2401, 0x1000) recvmsg(r0, &(0x7f0000001440)={&(0x7f00000000c0)=@ethernet={0x0, @broadcast}, 0xfffffffffffffe6f, &(0x7f0000000400)=[{&(0x7f0000000140)=""/35, 0x23}, {&(0x7f0000000180)=""/231, 0xfffffffffffffe7f}, {&(0x7f0000000280)=""/86, 0x56}, {&(0x7f0000000300)=""/199, 0xc7}], 0x4, &(0x7f0000000440)=""/4096, 0x1000, 0x1ff}, 0x2) 2018/04/03 19:31:44 executing program 7 (fault-call:1 fault-nth:31): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 859.177421] FAULT_INJECTION: forcing a failure. [ 859.177421] name failslab, interval 1, probability 0, space 0, times 0 [ 859.188763] CPU: 1 PID: 27291 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 859.196035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 859.205384] Call Trace: [ 859.207973] dump_stack+0x194/0x24d [ 859.211606] ? arch_local_irq_restore+0x53/0x53 [ 859.216273] ? __save_stack_trace+0x7e/0xd0 [ 859.220601] should_fail+0x8c0/0xa40 [ 859.224318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 859.229417] ? kasan_kmalloc+0xad/0xe0 [ 859.233299] ? kmem_cache_alloc_trace+0x136/0x740 [ 859.238127] ? __memcg_init_list_lru_node+0x169/0x270 [ 859.243299] ? __list_lru_init+0x544/0x750 [ 859.247516] ? sget_userns+0x691/0xe40 [ 859.251386] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 859.256117] ? do_mount+0xea4/0x2bb0 [ 859.259805] ? SyS_mount+0xab/0x120 [ 859.263413] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 859.268756] ? find_held_lock+0x35/0x1d0 [ 859.272796] ? __lock_is_held+0xb6/0x140 [ 859.276841] ? check_same_owner+0x320/0x320 [ 859.281144] ? rcu_note_context_switch+0x710/0x710 [ 859.286055] should_failslab+0xec/0x120 [ 859.290014] kmem_cache_alloc_trace+0x4b/0x740 [ 859.294576] ? __kmalloc_node+0x33/0x70 [ 859.298532] ? __kmalloc_node+0x33/0x70 [ 859.302484] ? rcu_read_lock_sched_held+0x108/0x120 [ 859.307481] __memcg_init_list_lru_node+0x169/0x270 [ 859.312476] ? list_lru_add+0x7c0/0x7c0 [ 859.316429] ? __kmalloc_node+0x47/0x70 [ 859.320384] __list_lru_init+0x544/0x750 [ 859.324424] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 859.330286] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 859.335279] ? __lockdep_init_map+0xe4/0x650 [ 859.339663] ? lockdep_init_map+0x9/0x10 [ 859.343701] sget_userns+0x691/0xe40 [ 859.347391] ? kernfs_sop_show_path+0x190/0x190 [ 859.352048] ? kernfs_sop_show_options+0x180/0x180 [ 859.356955] ? destroy_unused_super.part.6+0xd0/0xd0 [ 859.362043] ? check_same_owner+0x320/0x320 [ 859.366342] ? rcu_pm_notify+0xc0/0xc0 [ 859.370211] ? rcu_read_lock_sched_held+0x108/0x120 [ 859.375206] ? kmem_cache_alloc_trace+0x459/0x740 [ 859.380029] ? lock_downgrade+0x980/0x980 [ 859.384159] kernfs_mount_ns+0x13d/0x8b0 [ 859.388198] ? kernfs_super_ns+0x70/0x70 [ 859.392243] sysfs_mount+0xc2/0x1c0 [ 859.395849] ? sysfs_kill_sb+0x40/0x40 [ 859.399719] ? alloc_pages_current+0xbe/0x1e0 [ 859.404196] ? security_sb_copy_data+0x81/0xb0 [ 859.408756] mount_fs+0x66/0x2d0 [ 859.412101] vfs_kern_mount.part.26+0xc6/0x4a0 [ 859.416659] ? may_umount+0xa0/0xa0 [ 859.420263] ? _raw_read_unlock+0x22/0x30 [ 859.424388] ? __get_fs_type+0x8a/0xc0 [ 859.428254] do_mount+0xea4/0x2bb0 [ 859.431775] ? copy_mount_string+0x40/0x40 [ 859.435984] ? rcu_pm_notify+0xc0/0xc0 [ 859.439859] ? copy_mount_options+0x5f/0x2e0 [ 859.444248] ? rcu_read_lock_sched_held+0x108/0x120 [ 859.449241] ? kmem_cache_alloc_trace+0x459/0x740 [ 859.454060] ? kasan_check_write+0x14/0x20 [ 859.458270] ? _copy_from_user+0x99/0x110 [ 859.462397] ? copy_mount_options+0x1f7/0x2e0 [ 859.466868] SyS_mount+0xab/0x120 [ 859.470296] ? copy_mnt_ns+0xb30/0xb30 [ 859.474160] do_syscall_64+0x281/0x940 [ 859.478027] ? vmalloc_sync_all+0x30/0x30 [ 859.482151] ? _raw_spin_unlock_irq+0x27/0x70 [ 859.486621] ? finish_task_switch+0x1c1/0x7e0 [ 859.491091] ? syscall_return_slowpath+0x550/0x550 [ 859.495994] ? syscall_return_slowpath+0x2ac/0x550 [ 859.500900] ? prepare_exit_to_usermode+0x350/0x350 [ 859.505891] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 859.511232] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 859.516055] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 859.521219] RIP: 0033:0x4552d9 2018/04/03 19:31:45 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0x5, 0x4, 0x5, 0x1, 0x0, 0x1}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', r0}, 0x10) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000002240)) bpf$PROG_LOAD(0x5, &(0x7f0000005100)={0x5, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@map={0x18, 0x0, 0x1, 0x0, r0}], {0x95}}, &(0x7f0000000080)='syzkaller\x00', 0x9, 0x1000, &(0x7f0000001240)=""/4096}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000011c0)={0xc, 0x5, &(0x7f0000000000)=@framed={{0x18}, [@map={0x18, 0x0, 0x1, 0x0, r0}], {0x95}}, &(0x7f0000000180)='GPL\x00', 0xbeeb, 0x1000, &(0x7f00000001c0)=""/4096}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xf, 0x5eae, 0xffffffff, 0x8, 0x1, r0, 0xfffffffffffffc00}, 0x2c) [ 859.524383] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 859.532066] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 859.539310] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 859.546557] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 859.553802] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 859.561046] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001f 2018/04/03 19:31:45 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) 2018/04/03 19:31:45 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x25}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) 2018/04/03 19:31:45 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x0) close(r1) close(r0) 2018/04/03 19:31:45 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5452, &(0x7f0000000040)='-\x00') ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0xfff) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) r1 = getpid() perf_event_open(&(0x7f0000000100)={0x2, 0x70, 0x2, 0xffffffff, 0x9, 0x7f, 0x0, 0xb06d, 0x11000, 0x0, 0xa65, 0xc9, 0x7ff, 0x2, 0x401, 0x6, 0x9, 0x5, 0xffff, 0x4, 0xaa, 0x1, 0x1ff, 0x3, 0x7, 0x3f, 0xb0, 0xffffffffffffb2ae, 0x6, 0xf334, 0x9, 0x800, 0x9, 0x0, 0x8, 0x2, 0x815, 0x2, 0x0, 0x4, 0x3, @perf_bp={&(0x7f00000000c0), 0x4}, 0x4, 0x2, 0x1, 0x2, 0x1, 0x0, 0x27}, r1, 0x7, r0, 0x1) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)="5c766d6e65743124766d6e657431c82400") mkdir(&(0x7f0000000280)='./file0\x00', 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000000a000)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x8000000200000000, 0x7f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f000091dff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) close(r0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) 2018/04/03 19:31:45 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x4d, &(0x7f0000000140)={0x0, 0x0}) close(r1) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r0) 2018/04/03 19:31:46 executing program 7 (fault-call:1 fault-nth:32): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:46 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x7}, 0x2c) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) recvmsg$kcm(r1, &(0x7f0000000180)={&(0x7f00000002c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000340)=""/104, 0x68}], 0x1, 0x0, 0x0, 0x7}, 0x10000) bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0xc, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@call={0x85, 0x0, 0x0, 0x1c}], {0x95}}, &(0x7f0000000080)='GPL\x00', 0x8, 0xf9, &(0x7f00000001c0)=""/249}, 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000400)={r0, 0x28, &(0x7f00000003c0)}, 0x10) 2018/04/03 19:31:46 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000380)={0xa, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) socketpair(0x4, 0x6, 0x913, &(0x7f00000003c0)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x4) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r3) sendmsg$kcm(r3, &(0x7f0000000180)={&(0x7f0000000040)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x3f, 0xc55, 0x4, 0x3, {0xa, 0x4e24, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, 0x80, &(0x7f0000000100)=[{&(0x7f00000000c0)="9e297ebdb9e8857fbed9722c86a1bbe2498c9d0b8125ad37ba832584c7bc6cd89db8", 0x22}, {&(0x7f0000000200)="ec3245393c1b8d7de9c50ece1f802b2c29db29bbdcf64b6621fa5ce787ebd7fbc66829860245ef3a74a3b637d0c85fb67b95e8f12c4b67af7b556f3f7a86b6bf8259ab2148562150f3c9f35a8a4ff97f65876e64db1937f0c4bb44b0f841dcdd0d2e7f3b99da8bc04d0e78cfa5266bd60803b6d8411074d5ee3301765fa9c0ba7432800ce46a202782de9e484c09331009035102df5817c391eec3ba8e748268872e", 0xa2}, {&(0x7f00000002c0)="588e65637b284bb00315f7c8a2597dbef1cd096fb5c07913c234faf7e98842a4e2f4099c55baecb1c42d6ef3981e1db6fc7b751415bd71bbb4039932b1d2e7f3865e8ea3af0d882b7187c1178973dfa4db1ff70d32a53ccca7c9cdef70fc08068836b4339e178a625978229e", 0x6c}], 0x3, 0x0, 0x0, 0x20004000}, 0x4004001) 2018/04/03 19:31:46 executing program 5: socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000080)) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000180)) socketpair(0x9, 0x0, 0x3, &(0x7f0000000100)={0xffffffffffffffff}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r0, 0x0, 0x51, 0xd6, &(0x7f00000001c0)="b984d91754d1b9699b0fc02c2f2e305f7974c28e4df7cb8b70740d26f349cfe4b6c2f280e5a0498a47b34a060846d69aab479f19d8a0a165cae36529e271c4ff2edb61e561dbc51ec83de8bc23f5191e24", &(0x7f0000000240)=""/214, 0x8001, 0xc7c7}, 0x28) recvmsg$kcm(r0, &(0x7f0000000880)={&(0x7f0000000340)=@hci, 0x80, &(0x7f0000000800)=[{&(0x7f00000003c0)=""/110, 0x6e}, {&(0x7f0000000440)=""/240, 0xf0}, {&(0x7f0000000540)=""/211, 0xd3}, {&(0x7f0000000640)=""/136, 0x88}, {&(0x7f00000000c0)}, {&(0x7f0000000700)=""/237, 0xed}, {&(0x7f0000000140)=""/38, 0x26}], 0x7, 0x0, 0x0, 0x2}, 0x0) socketpair(0x4, 0x5, 0x7, &(0x7f0000000000)) 2018/04/03 19:31:46 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) r0 = perf_event_open(&(0x7f0000000040)={0x3, 0x70, 0xffffffff, 0x4, 0x1000, 0x2, 0x0, 0x3, 0x32, 0x5, 0x5, 0x9bb, 0x725f, 0x1, 0x7e8, 0x4, 0x2, 0x5, 0x4, 0xfffffffffffffffe, 0xcf, 0x9, 0x7, 0x3, 0x7f8000000, 0x9, 0x6, 0x10001, 0x0, 0x7, 0xa76c, 0x800, 0x3ff, 0x1000, 0x5, 0x5, 0x0, 0x1fb, 0x0, 0xff, 0x0, @perf_config_ext={0x2}, 0x4000, 0xf925, 0x800, 0x7, 0x3, 0xff, 0x32}, 0xffffffffffffffff, 0xf, 0xffffffffffffff9c, 0x3) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x8004) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0xfffffffffffffe3f, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5, 0x2}, 0x50) close(r2) close(r1) 2018/04/03 19:31:46 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x8983, &(0x7f0000000100)) 2018/04/03 19:31:46 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(0xffffffffffffffff) close(r0) 2018/04/03 19:31:46 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xd, 0x1ff, 0x0, 0x1000, 0x2, 0xffffffffffffff9c, 0xffffffffffff5836}, 0x2c) recvmsg(0xffffffffffffffff, &(0x7f000000c2c0)={&(0x7f000000bdc0)=@ll={0x0, 0x0, 0x0}, 0x80, &(0x7f000000c1c0)=[{&(0x7f000000be40)=""/181, 0xb5}, {&(0x7f000000bf00)=""/15, 0xf}, {&(0x7f000000bf40)=""/159, 0x9f}, {&(0x7f000000c000)=""/173, 0xad}, {&(0x7f000000c0c0)=""/199, 0xc7}], 0x5, &(0x7f000000c240)=""/92, 0x5c}, 0x12100) r2 = bpf$PROG_LOAD(0x5, &(0x7f000000c300)={0xe, 0x15, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000a2900000000c800000000000018100000fc2d820e075870504c0394ba1f255428f5e3a41e4f41dc0a", @ANYRES32=r0, @ANYBLOB="00000000000000001d9f1e00f1ffffff00000000000000001f0807003f0000000000000000000000950000000000000000000000000000000f851000f0ffffff000000000000000043151000fcffffff00000000000000000053640000000000000000000000000018000000000800000000000003000000eb685000fcffffff00000000000000009500000000000000"], &(0x7f0000000180)='syzkaller\x00', 0x53, 0x1d, &(0x7f0000000200)=""/29, 0x41000, 0x1, [], r1}, 0x48) r3 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000380)={r2, 0x0, 0x6f, 0xab, &(0x7f0000000240)="96efc3141ebbb911b4c1e14842adbb6ffce8862adfdbb555ab52ec71e55610d3c0030c422efa8ca2d205b0a3e53a553213018230415a51590323679d5d195a4c0bc29c062ea67e5cc1fe1f134871164a4223019b483a4e0b26bb4c714c2283d2a619959ff530e57c888aa9c02c4b03", &(0x7f00000002c0)=""/171, 0x1f, 0x9}, 0x28) close(r4) close(r3) [ 860.592339] FAULT_INJECTION: forcing a failure. [ 860.592339] name failslab, interval 1, probability 0, space 0, times 0 [ 860.603630] CPU: 1 PID: 27347 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 860.610904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 860.620257] Call Trace: [ 860.622854] dump_stack+0x194/0x24d [ 860.626486] ? arch_local_irq_restore+0x53/0x53 [ 860.631156] ? mutex_lock_io_nested+0x1900/0x1900 [ 860.636011] should_fail+0x8c0/0xa40 [ 860.639725] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 860.644828] ? trace_hardirqs_off+0x10/0x10 [ 860.649155] ? lock_downgrade+0x980/0x980 [ 860.653303] ? trace_hardirqs_off+0x10/0x10 [ 860.657630] ? find_held_lock+0x35/0x1d0 [ 860.661693] ? __lock_is_held+0xb6/0x140 [ 860.665762] ? check_same_owner+0x320/0x320 [ 860.670087] ? rcu_note_context_switch+0x710/0x710 [ 860.675017] ? rcu_note_context_switch+0x710/0x710 [ 860.679954] should_failslab+0xec/0x120 [ 860.683928] __kmalloc+0x63/0x760 [ 860.687383] ? __kmalloc_node+0x47/0x70 [ 860.691357] ? __list_lru_init+0xcf/0x750 [ 860.695503] __list_lru_init+0xcf/0x750 [ 860.699478] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 860.705361] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 860.710377] ? lockdep_init_map+0x9/0x10 [ 860.714441] sget_userns+0x6b1/0xe40 [ 860.718155] ? kernfs_sop_show_path+0x190/0x190 [ 860.722828] ? kernfs_sop_show_options+0x180/0x180 [ 860.727759] ? destroy_unused_super.part.6+0xd0/0xd0 [ 860.732868] ? check_same_owner+0x320/0x320 [ 860.737190] ? rcu_pm_notify+0xc0/0xc0 [ 860.741061] ? rcu_read_lock_sched_held+0x108/0x120 [ 860.746061] ? kmem_cache_alloc_trace+0x459/0x740 [ 860.750884] ? lock_downgrade+0x980/0x980 [ 860.755023] kernfs_mount_ns+0x13d/0x8b0 [ 860.759063] ? kernfs_super_ns+0x70/0x70 [ 860.763104] sysfs_mount+0xc2/0x1c0 [ 860.766714] ? sysfs_kill_sb+0x40/0x40 [ 860.770576] ? alloc_pages_current+0xbe/0x1e0 [ 860.775048] ? security_sb_copy_data+0x81/0xb0 [ 860.779605] mount_fs+0x66/0x2d0 [ 860.782951] vfs_kern_mount.part.26+0xc6/0x4a0 [ 860.787508] ? may_umount+0xa0/0xa0 [ 860.791110] ? _raw_read_unlock+0x22/0x30 [ 860.795233] ? __get_fs_type+0x8a/0xc0 [ 860.799095] do_mount+0xea4/0x2bb0 [ 860.802612] ? copy_mount_string+0x40/0x40 [ 860.806821] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 860.811811] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 860.816543] ? retint_kernel+0x10/0x10 [ 860.820410] ? copy_mount_options+0x18b/0x2e0 [ 860.824880] ? copy_mount_options+0x191/0x2e0 [ 860.829352] ? copy_mount_options+0x1f7/0x2e0 [ 860.833826] SyS_mount+0xab/0x120 [ 860.837256] ? copy_mnt_ns+0xb30/0xb30 [ 860.841119] do_syscall_64+0x281/0x940 [ 860.844982] ? vmalloc_sync_all+0x30/0x30 [ 860.849103] ? _raw_spin_unlock_irq+0x27/0x70 [ 860.853573] ? finish_task_switch+0x1c1/0x7e0 [ 860.858046] ? syscall_return_slowpath+0x550/0x550 [ 860.862948] ? syscall_return_slowpath+0x2ac/0x550 [ 860.867851] ? prepare_exit_to_usermode+0x350/0x350 [ 860.872840] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 860.878178] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 860.883000] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 860.888167] RIP: 0033:0x4552d9 2018/04/03 19:31:46 executing program 5: mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='./file0\x00', &(0x7f00000002c0)='tracefs\x00', 0x0, &(0x7f0000000300)) mkdir(&(0x7f0000000040)='./file1\x00', 0x100) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000df2ffd), 0x7fffd, &(0x7f0000751000)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000003d80)={0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000004f80)={&(0x7f0000003dc0)=@ax25, 0x80, &(0x7f0000004e80)=[{&(0x7f0000003e40)=""/4096, 0x1000}, {&(0x7f0000004e40)=""/5, 0x5}], 0x2, &(0x7f0000004ec0)=""/190, 0xbe, 0x7}, 0x2001) r1 = socket$kcm(0x29, 0x2, 0x0) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000002c80)=0x8, 0x4) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000002d00)) recvmsg$kcm(r1, &(0x7f00000018c0)={&(0x7f0000000140)=@can, 0x80, &(0x7f0000001780)=[{&(0x7f0000000300)=""/217, 0xd9}, {&(0x7f0000000400)=""/235, 0xeb}, {&(0x7f00000001c0)=""/177, 0xb1}, {&(0x7f0000000080)=""/26, 0x1a}, {&(0x7f0000000500)=""/95, 0x5f}, {&(0x7f0000000580)=""/55, 0x37}, {&(0x7f00000005c0)=""/4096, 0x1000}, {&(0x7f00000015c0)=""/207, 0xcf}, {&(0x7f00000016c0)=""/165, 0xa5}], 0x9, &(0x7f0000001840)=""/79, 0x4f, 0x1}, 0x40000000) sendmsg$kcm(r1, &(0x7f0000002c00)={&(0x7f0000001900)=@rc={0x1f, {0x3f, 0x9, 0x2, 0xffffffffffff14ee, 0x6, 0x8000}, 0x5}, 0x80, &(0x7f0000002b80)=[{&(0x7f0000001980)="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", 0x1000}, {&(0x7f0000002980)="0d89d3da93d45de7c8681cd3291eef1c808cc322d4306b7caff9bc752c28f3d7b65de92643d192688b6a597b3c8e31a144e450edab4b61f19ab975a2fd4bf9b06e61b6948daf7c2309017712155fc1129cff0f3179dd071935fe14e5b9945ee6", 0x60}, {&(0x7f0000002a00)="a891bd2f8edfa4283c6bf23884574cb874fc", 0x12}, {&(0x7f0000002a40)="c578f1c2a01497d008c7fc6a1a1d3a6183a4df0080bf195e0a094305", 0x1c}, {&(0x7f0000002a80)="ac50b342ecc0060d892af1d47823d0615add210337d3c2", 0x17}, {&(0x7f0000002ac0)="68e0b1be5bf700fa8366a2e2b770602c2da911edef8f696f854ec5dbcbd1c120ddb405ea16be1de90a39d64e12e6f4c5b94a908535f0e6ff4cef7da528adb86b0070cb75325328f76790165f20bc1b4b66351b53dce97bf1be0992480fac6b060a3a740655965ae98a1962e1e03cf36ae8be4abeb1ddea90e9f1491258", 0x7d}, {&(0x7f0000002b40)="8c8b8e45b1b7ef94017caebf84aae73c8754a3278087f9d11a01f423c042fc011d5ed736895cf476b2470810f795c0cc4ccb640c8ca1f81db620c2d4", 0x3c}], 0x7, 0x0, 0x0, 0x40000}, 0x4) 2018/04/03 19:31:46 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:46 executing program 6: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x3, &(0x7f0000002000)=@framed={{0x18}, [], {0x95}}, &(0x7f0000003ff6)='syzkaller\x00', 0x3, 0xc3, &(0x7f0000386000)=""/195}, 0x48) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, &(0x7f0000000100)=r0, 0xfffffc61) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0x3, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r1, &(0x7f0000000040), &(0x7f0000000100)}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000000c0)={r1, &(0x7f0000000080)}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000001240)={r1, &(0x7f0000000180)="c76dfef67aed6f232ea0fd06afe0ee51394dec0ea09e2c235d8538a2b6cdb7412ff5080d028369ad3e48097288695a8512b15d3407bfc8d233c82b091c6ec98efd5452af49c20cd56fc8f02519470720300dea3ee973206b030003", &(0x7f0000000240)=""/4096}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={r1, &(0x7f0000000080)="052a0835dddc8dd799a5"}, 0x10) 2018/04/03 19:31:46 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={0x0, 0x8, 0x8}, 0xc) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000003c40)={&(0x7f0000003700)=@can={0x0, 0x0}, 0x80, &(0x7f0000003bc0)=[{&(0x7f0000003780)=""/126, 0x7e}, {&(0x7f0000003800)=""/83, 0x53}, {&(0x7f0000003880)=""/194, 0xc2}, {&(0x7f0000003980)=""/91, 0x5b}, {&(0x7f0000003a00)=""/180, 0xb4}, {&(0x7f0000003ac0)=""/115, 0x73}, {&(0x7f0000003b40)=""/125, 0x7d}], 0x7}, 0x40) bpf$PROG_LOAD(0x5, &(0x7f0000003c80)={0x4, 0xa, &(0x7f00000012c0)=@raw=[@jmp={0x5, 0x4, 0x6, 0xa, 0x3, 0xfffffffc, 0x10}, @jmp={0x5, 0x6, 0xe, 0xf, 0xa, 0xffffffff, 0xffffffffffffffff}, @call={0x85, 0x0, 0x0, 0x2b}, @map={0x18, 0x0, 0x1, 0x0, r0}, @map={0x18, 0xf, 0x1}], &(0x7f0000001340)='GPL\x00', 0x8, 0xa7, &(0x7f0000001380)=""/167, 0x40f00, 0x1, [], r1}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2, 0x4, 0x4, 0x1, 0x0, 0x1, 0xfffffffffffffffe}, 0x2c) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000011000)={0xd, 0x101, 0x4, 0x3, 0x0, r2}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r2, 0x28, &(0x7f0000000040)}, 0x10) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000000c0)={r2, &(0x7f00000001c0)="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", &(0x7f00000011c0)=""/225}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r3, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) [ 860.891329] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 860.899017] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 860.906261] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 860.913506] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 860.920748] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 860.927990] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000020 2018/04/03 19:31:46 executing program 0: perf_event_open(&(0x7f0000002f40)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x400000000, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0xfff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f00000029c0)={0xf, 0x4, 0x6, 0x80000001, 0x10, 0xffffffffffffffff, 0x9}, 0x2c) sendmsg(r0, &(0x7f00000016c0)={&(0x7f0000000200)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x3, 0x2, 0x1, 0x0, {0xa, 0x3f, 0x9, @dev={0xfe, 0x80, [], 0x16}, 0x1}}}, 0x80, &(0x7f0000001640)=[{&(0x7f0000000280)="91e0f55ab0a64a46e337d283c4a3d375c48c95fcf4cd4991abbee3122d9d29a69a79b994b98ec836292be54cb4187a8b74b54b89135c4eb9a171ace3f8c1889fad4b91012b7a3d6a36d87ed62a7c6960a54bd9be8bb5393791ce0aa11617bfd47e2f6195c81e41467298ecb131ffa0165a6c73355f72e1c57a6a425e97242eb2ba6f585f18b0f0b2f3e04796c3b19ae12e", 0x91}, {&(0x7f0000000380)="bfa552faf79cbf6ef9f388a730c470d91e68863a1a0e84c0ae71715b5c759d4fd1811d57ec5582a89fb691c41e78b6f7c826ec98df57d00dc8ec2713cd34058760c8ca9512354c5ab9c4ae7103527d91b193cc52dc8f5e96dc9c4c2e10ca6a7fc4ccb64df3b8b7f2ff3036358b2b828d9de52da47168973b079f3ef67dab57582d6a4237d9", 0x85}, {&(0x7f0000000540)="09acf3def551de3b75a6cdf5bddc325db424115bc58e056c55a008836563152588a2700e9c7d018c46a879242a9be42b9456fc08b7ccaca4dbd7c118562141e861760870ae3c88ee5537010a426c5444748dd94c0eceb69dd13ff679965a084689e0ce43058b2f9699719627af4dc589ca75f2d5a22a83a81c1fb9eda48b8b9159c96fb999cfad126f81997896d08ff158c3b75658b4ea57d8e87bea698355f1b39af2c11a9d90db48f2839fa0353f547ef80edeb832a82f0aa14fb40adbd8a5ca23405f0795e29e08712c4e5966119ac0e3744168535467daca7510cebafa07200826d3ca56b1c3a29d1e01d4a8b5aefff8c1", 0xf3}, {&(0x7f0000000640)="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", 0x1000}, {&(0x7f0000000440)="05ae63a43b7be4b51b086b7e7426ab270c4d4a1448a071067299b87061a237daf865", 0x22}], 0x5, &(0x7f00000032c0)=ANY=[@ANYBLOB="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"], 0x38, 0x4010}, 0x4800) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f0000000400)) mount(&(0x7f0000000040)='./file0/bus\x00', &(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000340)='sysfs\x00', 0x0, &(0x7f00000004c0)) r3 = socket$kcm(0x29, 0x207, 0x0) recvmsg$kcm(r3, &(0x7f0000002f00)={&(0x7f0000002a80)=@alg, 0x80, &(0x7f0000002e40)=[{&(0x7f0000002b00)=""/165, 0xa5}, {&(0x7f0000002bc0)=""/142, 0x8e}, {&(0x7f0000002c80)=""/210, 0xd2}, {&(0x7f0000002a00)=""/63, 0x3f}, {&(0x7f0000002d80)=""/53, 0x35}, {&(0x7f0000002dc0)=""/88, 0x58}], 0x6, &(0x7f0000002ec0)=""/19, 0x13, 0x9}, 0x1) sendmsg(r1, &(0x7f0000003280)={&(0x7f0000002fc0)=@alg={0x26, 'hash\x00', 0x0, 0x0, 'ghash-clmulni\x00'}, 0x80, &(0x7f0000003140)=[{&(0x7f0000003040)="a5ef8dd7274cf216b7cf6d12f4bb34174f91f3087cec013ff9e703f6860fc41a20431d42ad2f8ac20f664cf30e9b952e80493634846249b6f9214e1ef9f6a4d6cc6b59acca6784221880250d56d57678eb0594d2aa0a9ec18a3a2655425e009d330a100c6a7e8e91cfaee23364a84f846baff37a26640b0ce1ca8eb639f6c2b4ef9ea793447a3bde80742b2dc5e3889fa5b3e9c9b1bf5d94202aefde1a767e2ff83961940b1372dd951a82da772739570b898d312607eef36608470066bc5a3909a0317828eab92f62", 0xc9}], 0x1, &(0x7f0000003180)=[{0xf8, 0x3a, 0x6, "3e208c72ffec3c7f418ae1f3529a50da3b7f2a63cf16b0d193937b46572d72b5bb23b2fd8caf5913bda725c8d29c4c0a4d8b28ce27f478dbea71a6933001c5011142ba063e7a8f7b66a8a8563e46c028e2f26c61a404d0f98d416db934bb25f654b21601f9d3aed6351a17231f176b3be3e7078531ded76926657518fc779366f9157ccdc2898698a60f46d71a22df8d382dc2ba73aefde71548232da757cd62b2b33d0d16c8aafcfcbe29bda6810ab26b72bb7761e3a0293bfa3586f4bff1536a6fbb0f1d156a4bc10f9f3e8dc59fe74faf01743618a61828c0200943bcea3ecb0f1d0b30"}], 0xf8, 0x8000}, 0x1) perf_event_open(&(0x7f0000c72000)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3fe}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmsg(r1, &(0x7f0000002900)={&(0x7f0000001700)=@nl, 0x80, &(0x7f00000027c0)=[{&(0x7f0000001780)=""/4096, 0x1000}, {&(0x7f0000002780)=""/19, 0x13}], 0x2, &(0x7f0000002800)=""/220, 0xdc, 0x3}, 0x100) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00'}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000002980)={&(0x7f0000002940)='./file0\x00'}, 0x10) 2018/04/03 19:31:46 executing program 7 (fault-call:1 fault-nth:33): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:46 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1, 0x800, 0x8000, &(0x7f0000000180)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x2) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x50, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=r1, 0x4) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000000), 0x0, 0x4020004004}, 0x50) close(r3) close(r2) [ 861.030329] FAULT_INJECTION: forcing a failure. [ 861.030329] name failslab, interval 1, probability 0, space 0, times 0 [ 861.041656] CPU: 1 PID: 27377 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 861.048934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.058280] Call Trace: [ 861.060866] dump_stack+0x194/0x24d [ 861.064492] ? arch_local_irq_restore+0x53/0x53 [ 861.069162] ? mutex_lock_io_nested+0x1900/0x1900 [ 861.074009] should_fail+0x8c0/0xa40 2018/04/03 19:31:46 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0xfffffffffffffffc, 0xfffffffffffff251, 0x23}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x4, &(0x7f0000346fc8)=ANY=[@ANYBLOB="1800000000000000001f00000000000071100000000000000000950000000000000000000000"], &(0x7f0000f6bffb)="03004c00", 0x0, 0xfb, &(0x7f0000000280)=""/251, 0x0, 0x2}, 0x48) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000002700)={0x0, r1, 0x5, 0x1}, 0x14) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000028c0)={0x0, r1, 0x1, 0x3}, 0x14) sendmsg(r2, &(0x7f00000026c0)={&(0x7f0000000380)=@sco={0x1f, {0x6, 0x2, 0x2, 0x9, 0xf0, 0x8000}}, 0x80, &(0x7f0000000540)=[{&(0x7f0000000400)="4f20255e4a19854ca81b8079c0401b2678d45cb63757c2e34f6abb1f3b6f94ba006379819509a1b64e3959c794f9ce0bacf4734e0ec773401eaa89dfb6", 0x3d}, {&(0x7f0000000440)="7152443fe24f7a19e5a828daf95c1b80c6741515e775721c1b512b52fc10dc39eece75461b7a7370dcf77bc65619220b4015b8ccb0a1ac95d22f810e544b52face88fd0cb5454858e4cd9864f5a4f92c986cd23a3c92cfa6bfa29b23922e406f118b0bd413ca871fcaf80fee36b5e5e8ae7f9125ce5b2fc50e87ddecd07b90a3f9dd8fda0f0cff3f44a076c286c16ce7102137cb0dce69d66930dcc8f2ed66f9289d9bfac80545536a90caa8ff7e6c195e00420c2c5fab0e33ff4b32455dc59b7b1ea26ae1b8e6bf27f2e8d03a68dac30c7a16d45385391c57852ae8d417fbcec817e1412c501bd1f1e11904", 0xec}], 0x2, &(0x7f0000000580)=[{0xa8, 0x10f, 0x7fff, "023f2eeb78f2c92e8f4b9b497acbf8e9a33c8df078b1ad464283e200baa6d34fc10bd1da7f31aaf36ec515e80ed5710fc1fc96cf968e7b493d742f150bac58decd6ab4771ee5bb8b04414e8ada9e2ef71ef7152967cc492aa4cb35beebae03a83cc5344cbb8d9d11bd11dbf4cd5e4e34509d17de9b4cda9acd4e674feba95f2678b28122034435bd9a5a7aa351d41c75c64bd26d7d9d5ea2"}, {0x1010, 0x107, 0x40, "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{0x40, 0x1ff, 0x6, "24f143526a7609c9ae1a6b5b68909d9e9648cb0a7b8e5eb6c2ec3806f8355d4a8e6d223f03946729629c56ca9fe38ab8"}, {0x18, 0x119, 0x2, "e8"}, {0x1010, 0x12b, 0x6, 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0x2120, 0x63b3c00601c963e2}, 0x48004) getpid() bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000180)={r0, &(0x7f0000000080)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9c5b6f"}, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) r3 = socket$kcm(0x29, 0x0, 0x0) sendmsg$kcm(r3, &(0x7f0000002880)={0x0, 0x0, &(0x7f0000002840)=[{&(0x7f0000002780)="f82bd26507d616f5f66bf397075dfac319e7cfe3594d35111dddaf0d287e2a2baad19f84c02ce91ad3235d38c5561ff66eec10c998ff1fd416ac809882c2706327425f048888dc4171aa3357cfec0bbd7dabb9c6b83d78f95c060bb64000dd9aab28f99d78e74f9e079464263b02432861b32ae9f3a472334f05cccc4b94b12a4ffcef6b3d56249d9284ff2d97e63668ed5b6d3b8ea7e0565c55761b72d945e6d94e8e62e9863f9c3b9af9d6afb2b6db8f84685867", 0xb5}], 0x1, 0x0, 0x0, 0x10}, 0x40) r4 = perf_event_open(&(0x7f0000000200)={0x7, 0x65, 0xa309, 0x100000000, 0x8, 0x3, 0x0, 0x76, 0x100, 0x8, 0xb66e, 0x5, 0xff, 0x6, 0x200, 0x7ff, 0x20, 0x1, 0x3ff, 0xfff, 0x9, 0x2, 0x669a, 0x20, 0xff, 0x0, 0x9, 0x1000, 0x4, 0x6000000000000000, 0x4, 0x7d, 0x0, 0x6, 0x4, 0x0, 0x80000001, 0x3, 0x0, 0x0, 0x4, @perf_config_ext={0x7217284a, 0x800}, 0x12021, 0x3, 0x1ff, 0x1, 0x2, 0x8, 0x821}, 0xffffffffffffffff, 0x6, 0xffffffffffffff9c, 0x2) ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r1) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) 2018/04/03 19:31:46 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x2010, 0x800000000000001, 0x7, &(0x7f00000000c0)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x5, 0x81, 0xfffffffffffffff9, 0x10000, 0x5, r2, 0x57}, 0x2c) close(r0) [ 861.077724] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 861.082848] ? trace_hardirqs_off+0x10/0x10 [ 861.087175] ? lock_downgrade+0x980/0x980 [ 861.091322] ? trace_hardirqs_off+0x10/0x10 [ 861.095642] ? find_held_lock+0x35/0x1d0 [ 861.099702] ? __lock_is_held+0xb6/0x140 [ 861.103771] ? check_same_owner+0x320/0x320 [ 861.108092] ? rcu_note_context_switch+0x710/0x710 [ 861.113017] ? rcu_note_context_switch+0x710/0x710 [ 861.117951] should_failslab+0xec/0x120 [ 861.121927] __kmalloc+0x63/0x760 [ 861.125384] ? __kmalloc_node+0x47/0x70 [ 861.129354] ? __list_lru_init+0xcf/0x750 [ 861.133511] __list_lru_init+0xcf/0x750 [ 861.137482] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 861.143351] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 861.148352] ? lockdep_init_map+0x9/0x10 [ 861.152397] sget_userns+0x6b1/0xe40 [ 861.156090] ? kernfs_sop_show_path+0x190/0x190 [ 861.160740] ? kernfs_sop_show_options+0x180/0x180 [ 861.165647] ? destroy_unused_super.part.6+0xd0/0xd0 [ 861.170735] ? check_same_owner+0x320/0x320 [ 861.175037] ? rcu_pm_notify+0xc0/0xc0 [ 861.178910] ? rcu_read_lock_sched_held+0x108/0x120 [ 861.183911] ? kmem_cache_alloc_trace+0x459/0x740 [ 861.188733] ? lock_downgrade+0x980/0x980 [ 861.192868] kernfs_mount_ns+0x13d/0x8b0 [ 861.196911] ? kernfs_super_ns+0x70/0x70 [ 861.200955] sysfs_mount+0xc2/0x1c0 [ 861.204558] ? sysfs_kill_sb+0x40/0x40 [ 861.208424] ? alloc_pages_current+0xbe/0x1e0 [ 861.212903] ? security_sb_copy_data+0x81/0xb0 [ 861.217463] mount_fs+0x66/0x2d0 [ 861.220810] vfs_kern_mount.part.26+0xc6/0x4a0 [ 861.226410] ? may_umount+0xa0/0xa0 [ 861.230018] ? _raw_read_unlock+0x22/0x30 [ 861.234161] ? __get_fs_type+0x8a/0xc0 [ 861.238033] do_mount+0xea4/0x2bb0 [ 861.241558] ? copy_mount_string+0x40/0x40 [ 861.245771] ? rcu_pm_notify+0xc0/0xc0 [ 861.249643] ? copy_mount_options+0x5f/0x2e0 [ 861.254029] ? rcu_read_lock_sched_held+0x108/0x120 [ 861.259025] ? kmem_cache_alloc_trace+0x459/0x740 [ 861.263848] ? kasan_check_write+0x14/0x20 [ 861.268061] ? _copy_from_user+0x99/0x110 [ 861.272190] ? copy_mount_options+0x1f7/0x2e0 [ 861.276666] SyS_mount+0xab/0x120 [ 861.280095] ? copy_mnt_ns+0xb30/0xb30 [ 861.283961] do_syscall_64+0x281/0x940 [ 861.287823] ? vmalloc_sync_all+0x30/0x30 [ 861.291950] ? _raw_spin_unlock_irq+0x27/0x70 [ 861.296422] ? finish_task_switch+0x1c1/0x7e0 [ 861.300895] ? syscall_return_slowpath+0x550/0x550 [ 861.305800] ? syscall_return_slowpath+0x2ac/0x550 [ 861.310706] ? prepare_exit_to_usermode+0x350/0x350 [ 861.315698] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 861.321044] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 861.325870] entry_SYSCALL_64_after_hwframe+0x42/0xb7 2018/04/03 19:31:47 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000080)={0xffffffffffffff9c, 0x50, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=r0, 0x4) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x1f) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x8, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x201a7f1b, 0x5, 0x201a7fd7, 0xa, 0x0, 0xffffffc0}], {0x95}}, &(0x7f0000f59000)='GPL\x00', 0x6, 0xfcb6, &(0x7f00001a7f05)=""/251}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000180)={r1, 0x0, 0xe, 0x2f, &(0x7f00000000c0)="db39cabf03c18f087a70c1bab20f", &(0x7f0000000140)=""/47}, 0x28) [ 861.331037] RIP: 0033:0x4552d9 [ 861.334209] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 861.341898] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 861.349143] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 861.356387] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 861.363633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 861.370880] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000021 2018/04/03 19:31:47 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) socket$kcm(0x29, 0x7, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000080)) close(r0) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000040)=0x1, 0x4) 2018/04/03 19:31:47 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(0xffffffffffffffff) 2018/04/03 19:31:47 executing program 6: recvmsg(0xffffffffffffffff, &(0x7f0000346fc8)={&(0x7f0000000040)=@ll, 0x80, &(0x7f0000000000)=[{&(0x7f00000b4000)=""/15, 0xf}, {&(0x7f0000f6afa9)=""/87, 0x57}, {&(0x7f00008e3f35)=""/203, 0xcb}, {&(0x7f00000000c0)=""/2, 0x2}], 0x117f, &(0x7f0000a01f13)=""/237, 0xed}, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x9, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x201a7f1b, 0x0, 0x6, 0x1}], {0x95}}, &(0x7f0000f59000)='GPL\x00', 0x40, 0x40f, &(0x7f0000000140)=""/251}, 0xb4) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000240)={r0, 0x28, &(0x7f0000000100)}, 0x10) 2018/04/03 19:31:47 executing program 7 (fault-call:1 fault-nth:34): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:47 executing program 4: socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000180)={r0, &(0x7f0000000040)="7b363a11bc1bbbeddd2d330d30672d6cfab01b10d79182ae1f44f3b57f563415da2dffed5ed07fb43e49e32a512a755d509ba184e08755cdfeda266715c0fe5e6dc3175a90702d162eaab3341d9d07c6b652331990a0a32daa694584cec135df7dcd0f6835b380bdc53dfb4ce6a5bbc6d568054e8165f2c055226af8844cfe51042d5e49ef5f5d540e3dd9431e71fc3aae1255a4f3e83e5d878482c85328bbb62d3ac4eae01b546eed1212a2224674c593e1c6ac3dbe67a485007e800a009d23b0662ec44b1ea790f1fd1c2cbcab27cb45ee7338639fe44f023176f3257f943591ac7c", &(0x7f0000000200)=""/103}, 0x18) close(r1) recvmsg$kcm(r1, &(0x7f0000001900)={&(0x7f0000000280)=@in6={0x0, 0x0, 0x0, @ipv4}, 0x80, &(0x7f00000017c0)=[{&(0x7f0000000300)=""/4096, 0x1000}, {&(0x7f0000001300)=""/228, 0xe4}, {&(0x7f0000001400)=""/15, 0xf}, {&(0x7f0000001440)=""/116, 0x74}, {&(0x7f00000014c0)=""/89, 0x59}, {&(0x7f0000001540)=""/4, 0x4}, {&(0x7f0000001580)=""/182, 0xb6}, {&(0x7f0000001640)=""/228, 0xe4}, {&(0x7f0000001740)=""/84, 0x54}], 0x9, &(0x7f0000001880)=""/72, 0x48, 0x87a5}, 0x3) close(r0) 2018/04/03 19:31:47 executing program 0: r0 = getpid() bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={0x1, 0x28, &(0x7f00000000c0)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={r1, 0x400, 0x18}, 0xc) r2 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x1, 0x0, 0x40000000000000}, r0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000000300)='cpu&"5\n\x00') [ 861.623205] FAULT_INJECTION: forcing a failure. [ 861.623205] name failslab, interval 1, probability 0, space 0, times 0 [ 861.634520] CPU: 1 PID: 27412 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 861.641789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.651133] Call Trace: [ 861.653706] dump_stack+0x194/0x24d [ 861.657314] ? arch_local_irq_restore+0x53/0x53 [ 861.661973] should_fail+0x8c0/0xa40 [ 861.665672] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 861.670766] ? save_stack+0x43/0xd0 [ 861.674370] ? kasan_kmalloc+0xad/0xe0 [ 861.678231] ? __kmalloc+0x162/0x760 [ 861.681922] ? __list_lru_init+0xcf/0x750 [ 861.686053] ? find_held_lock+0x35/0x1d0 [ 861.690098] ? __lock_is_held+0xb6/0x140 [ 861.694149] ? check_same_owner+0x320/0x320 [ 861.698451] ? rcu_note_context_switch+0x710/0x710 [ 861.703380] should_failslab+0xec/0x120 [ 861.707337] kmem_cache_alloc_node_trace+0x5a/0x760 [ 861.712334] ? mark_held_locks+0xaf/0x100 [ 861.716459] ? __raw_spin_lock_init+0x1c/0x100 [ 861.721029] __kmalloc_node+0x33/0x70 [ 861.724811] kvmalloc_node+0x99/0xd0 [ 861.728508] __list_lru_init+0x5d5/0x750 [ 861.732550] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 861.738412] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 861.743496] ? lockdep_init_map+0x9/0x10 [ 861.747539] sget_userns+0x6b1/0xe40 [ 861.751229] ? kernfs_sop_show_path+0x190/0x190 [ 861.755879] ? kernfs_sop_show_options+0x180/0x180 [ 861.760787] ? destroy_unused_super.part.6+0xd0/0xd0 [ 861.765874] ? check_same_owner+0x320/0x320 [ 861.770174] ? rcu_pm_notify+0xc0/0xc0 [ 861.774051] ? rcu_read_lock_sched_held+0x108/0x120 [ 861.779047] ? kmem_cache_alloc_trace+0x459/0x740 [ 861.783866] ? lock_downgrade+0x980/0x980 [ 861.788001] kernfs_mount_ns+0x13d/0x8b0 [ 861.792047] ? kernfs_super_ns+0x70/0x70 [ 861.796095] sysfs_mount+0xc2/0x1c0 [ 861.799699] ? sysfs_kill_sb+0x40/0x40 [ 861.803566] ? alloc_pages_current+0xbe/0x1e0 [ 861.808042] ? security_sb_copy_data+0x81/0xb0 [ 861.812600] mount_fs+0x66/0x2d0 [ 861.815950] vfs_kern_mount.part.26+0xc6/0x4a0 [ 861.820510] ? may_umount+0xa0/0xa0 [ 861.824117] ? _raw_read_unlock+0x22/0x30 [ 861.828244] ? __get_fs_type+0x8a/0xc0 [ 861.832113] do_mount+0xea4/0x2bb0 [ 861.835637] ? copy_mount_string+0x40/0x40 [ 861.839850] ? rcu_pm_notify+0xc0/0xc0 [ 861.843724] ? copy_mount_options+0x5f/0x2e0 [ 861.848106] ? rcu_read_lock_sched_held+0x108/0x120 [ 861.853100] ? kmem_cache_alloc_trace+0x459/0x740 [ 861.857926] ? copy_mount_options+0x1f7/0x2e0 [ 861.862403] SyS_mount+0xab/0x120 [ 861.865832] ? copy_mnt_ns+0xb30/0xb30 [ 861.870350] do_syscall_64+0x281/0x940 [ 861.874214] ? vmalloc_sync_all+0x30/0x30 [ 861.878337] ? _raw_spin_unlock_irq+0x27/0x70 [ 861.882810] ? finish_task_switch+0x1c1/0x7e0 [ 861.887282] ? syscall_return_slowpath+0x550/0x550 [ 861.892189] ? syscall_return_slowpath+0x2ac/0x550 [ 861.897093] ? prepare_exit_to_usermode+0x350/0x350 [ 861.902090] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 861.907432] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 861.912256] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 861.917421] RIP: 0033:0x4552d9 2018/04/03 19:31:47 executing program 5: recvmsg(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000140)=@ipx, 0x10, &(0x7f0000002000)=[{&(0x7f0000000000)=""/232, 0xe8}, {&(0x7f000000a000)=""/181, 0x17d}], 0x2, &(0x7f000000c000)=""/105, 0x69}, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000002000)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000003ff6)='syzkaller\x00', 0x3, 0x259, &(0x7f0000386000)=""/195}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x0, 0xe, 0x6e, &(0x7f0000000080)="3447f36cbc3563f8dee5d01dbcef", &(0x7f00000000c0)=""/110}, 0x28) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000001dc0)={0xffffffffffffffff}) recvmsg(r1, &(0x7f0000001940)={&(0x7f0000001700)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f00000018c0)=[{&(0x7f0000001780)=""/117, 0x75}, {&(0x7f0000001800)=""/9, 0x9}, {&(0x7f0000001840)=""/10, 0xa}, {&(0x7f0000001880)=""/64, 0x40}], 0x4, &(0x7f0000001900)}, 0x40000020) recvmsg$kcm(r2, &(0x7f0000001d80)={&(0x7f0000001b80)=@nfc, 0x80, &(0x7f0000001d00)=[{&(0x7f0000001c00)=""/136, 0x88}, {&(0x7f0000001cc0)=""/8, 0x8}], 0x2, &(0x7f0000001d40)=""/43, 0x2b, 0xcd9}, 0x40) recvmsg$kcm(r0, &(0x7f0000001680)={&(0x7f00000001c0)=@can, 0x80, &(0x7f0000001500)=[{&(0x7f0000000240)=""/135, 0x87}, {&(0x7f0000000300)=""/117, 0x75}, {&(0x7f0000000380)=""/172, 0xac}, {&(0x7f0000000440)=""/4096, 0x1000}, {&(0x7f0000001440)=""/133, 0x85}], 0x5, &(0x7f0000001580)=""/218, 0xda, 0x10}, 0x2000) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000001900)={r0, 0x0, 0xe8, 0xe4, &(0x7f0000001980)="e4db395d616b5aaf0a56a41efa540beac90f5e9b7a51d5f485db0e9fd95ccde6c9539e2081d9caa91a5c3cce2008c785ea7f1026e35c109a782a5a687421a56e89f5c9970197b1efae17bd6f365cc4df50e8cd62b34bf95fbc310530234df9cf30345ebcb90ca5fb15b8d048d03a67505f7419af52106d1db7bfdc504dff293201e10f570b3efe4b23912c7849f88c14344faf74db8651d1a08031b65b949b960e1abed9dea65fee0555ec9969af084ef104c6550de561e5931e827ac17fe369c4d7e5a5dba9dbb197b59cf17e2c6c53ae3263a98df094d7f9d29ca7096bddd80000000000000000", &(0x7f0000001a80)=""/228, 0x80000000000, 0x2}, 0x28) [ 861.920587] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 861.928361] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 861.935609] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 861.942855] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 861.950103] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 861.957349] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000022 2018/04/03 19:31:48 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000380)={&(0x7f00000003c0)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000200)=ANY=[@ANYRES64=r0], 0xa6}, 0x50) close(r2) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000002c0)={r1, &(0x7f00000000c0)="d11efaeea44b5c4c0df40058ad11d39644212af9a4c880cb884a656e4338e3eb65fe6faabf469e12f1763a0268a12d00972ddb524d1894aa5ee8ae7ae7da8b1c2cfb5cd4c44ee8158e30afa85601f170e6a90b4934af2f82fa0fb5c69633413b34d66a6e0349c7722d815d8f0b3cbbf9936d8743b0fd03", &(0x7f0000000300)=""/26}, 0x18) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000080)) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000340)={&(0x7f0000000180)='./file0\x00', r2}, 0x10) sendmsg(r2, &(0x7f0000001680)={&(0x7f0000000400)=@nfc_llcp={0x27, 0x0, 0x2, 0x7, 0x4, 0xfffffffffffffffa, "aad3fab40ca4d3683cb55325c18f958d76316f7673ac77d068e30d909e9a8148a33cdbf252537e24202841f6ec7d1d348084cd14933d59f99c4d65ebe68187", 0x21}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000000)="c09115b0bb4e876b698d3b78546ccca56d5af280fc0858c2f2be778e2b3148494cae9837ea", 0x25}, {&(0x7f0000000480)="2fd966f5e97ce9608c41e8a3a556ec5e7f0666ab40a4ba453a33d8a0f2ffb082bc61c8901975bb8e7875a14b463161", 0x2f}], 0x2, &(0x7f0000000500)=ANY=[@ANYBLOB="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"], 0x1148, 0x4800}, 0x810) close(r1) mkdir(&(0x7f0000000040)='./file0\x00', 0x121) 2018/04/03 19:31:48 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000040)) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) socketpair(0x5, 0x801, 0x4, &(0x7f0000000080)) close(r0) 2018/04/03 19:31:48 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', r0}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000000c0)) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x1) 2018/04/03 19:31:48 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x8b}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r0, 0x50, &(0x7f00000000c0)}, 0x10) gettid() gettid() socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) 2018/04/03 19:31:48 executing program 7 (fault-call:1 fault-nth:35): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:48 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(0xffffffffffffffff) 2018/04/03 19:31:48 executing program 0: r0 = perf_event_open(&(0x7f000002ef88)={0x1, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f000000a100)={0x7, 0x3, &(0x7f0000009fc0)=@framed={{0x18}, [], {0x95}}, &(0x7f000000a000)='GPL\x00', 0x3, 0xb2, &(0x7f000000a040)=""/178}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, 0xffffffffffffffff) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', r1}, 0x10) 2018/04/03 19:31:48 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x80040063}, 0x2c) socketpair(0x10, 0x5, 0x2, &(0x7f0000000000)) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x6, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1}], {0x95}}, &(0x7f0000000080)='syzkaller\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251, 0x0, 0x1}, 0x48) [ 862.693465] FAULT_INJECTION: forcing a failure. [ 862.693465] name failslab, interval 1, probability 0, space 0, times 0 [ 862.704764] CPU: 0 PID: 27450 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 862.712033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 862.721364] Call Trace: [ 862.723932] dump_stack+0x194/0x24d [ 862.727547] ? arch_local_irq_restore+0x53/0x53 [ 862.732210] should_fail+0x8c0/0xa40 [ 862.735905] ? is_bpf_text_address+0xa4/0x120 [ 862.740385] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 862.745466] ? __kernel_text_address+0xd/0x40 [ 862.749941] ? unwind_get_return_address+0x61/0xa0 [ 862.754855] ? find_held_lock+0x35/0x1d0 [ 862.758899] ? __lock_is_held+0xb6/0x140 [ 862.762943] ? check_same_owner+0x320/0x320 [ 862.767247] ? rcu_note_context_switch+0x710/0x710 [ 862.772158] should_failslab+0xec/0x120 [ 862.776111] kmem_cache_alloc_trace+0x4b/0x740 [ 862.780671] ? __kmalloc_node+0x33/0x70 [ 862.784620] ? __kmalloc_node+0x33/0x70 [ 862.788571] ? rcu_read_lock_sched_held+0x108/0x120 [ 862.793564] __memcg_init_list_lru_node+0x169/0x270 [ 862.798563] ? list_lru_add+0x7c0/0x7c0 [ 862.802524] ? __kmalloc_node+0x47/0x70 [ 862.806489] __list_lru_init+0x544/0x750 [ 862.810528] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 862.816401] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 862.821396] ? lockdep_init_map+0x9/0x10 [ 862.825433] sget_userns+0x6b1/0xe40 [ 862.829122] ? kernfs_sop_show_path+0x190/0x190 [ 862.833771] ? kernfs_sop_show_options+0x180/0x180 [ 862.838697] ? destroy_unused_super.part.6+0xd0/0xd0 [ 862.843781] ? check_same_owner+0x320/0x320 [ 862.848084] ? rcu_pm_notify+0xc0/0xc0 [ 862.851956] ? rcu_read_lock_sched_held+0x108/0x120 [ 862.856956] ? kmem_cache_alloc_trace+0x459/0x740 [ 862.861775] ? lock_downgrade+0x980/0x980 [ 862.865904] kernfs_mount_ns+0x13d/0x8b0 [ 862.869940] ? kernfs_super_ns+0x70/0x70 [ 862.873980] sysfs_mount+0xc2/0x1c0 [ 862.877578] ? sysfs_kill_sb+0x40/0x40 [ 862.881441] ? alloc_pages_current+0xbe/0x1e0 [ 862.885921] ? security_sb_copy_data+0x81/0xb0 [ 862.890489] mount_fs+0x66/0x2d0 [ 862.893845] vfs_kern_mount.part.26+0xc6/0x4a0 [ 862.898409] ? may_umount+0xa0/0xa0 [ 862.902026] ? _raw_read_unlock+0x22/0x30 [ 862.906155] ? __get_fs_type+0x8a/0xc0 [ 862.910025] do_mount+0xea4/0x2bb0 [ 862.913542] ? copy_mount_string+0x40/0x40 [ 862.917760] ? rcu_pm_notify+0xc0/0xc0 [ 862.921648] ? copy_mount_options+0x5f/0x2e0 [ 862.926044] ? rcu_read_lock_sched_held+0x108/0x120 [ 862.931048] ? kmem_cache_alloc_trace+0x459/0x740 [ 862.935873] ? kasan_check_write+0x14/0x20 [ 862.940093] ? _copy_from_user+0x99/0x110 [ 862.944230] ? copy_mount_options+0x1f7/0x2e0 [ 862.948733] SyS_mount+0xab/0x120 [ 862.952161] ? copy_mnt_ns+0xb30/0xb30 [ 862.956034] do_syscall_64+0x281/0x940 [ 862.959908] ? vmalloc_sync_all+0x30/0x30 [ 862.964040] ? _raw_spin_unlock_irq+0x27/0x70 [ 862.968513] ? finish_task_switch+0x1c1/0x7e0 [ 862.972992] ? syscall_return_slowpath+0x550/0x550 [ 862.977903] ? syscall_return_slowpath+0x2ac/0x550 [ 862.982812] ? prepare_exit_to_usermode+0x350/0x350 [ 862.987810] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 862.993165] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 862.997988] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 863.003155] RIP: 0033:0x4552d9 [ 863.006321] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 863.014006] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 863.021256] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 863.028501] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 863.035745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 863.043488] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000023 2018/04/03 19:31:49 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) sendmsg(r0, &(0x7f0000000300)={&(0x7f00000000c0)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e22, @multicast2=0xe0000002}, 0x0, 0x3, 0x0, 0x3}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000200)="6a41441b154f058b541b3fb87987f88efe5188cde38019513772df9f0a3cc7abbecd33fe65f18442d1b843e3ab20f5c92eb923d03cca9f2effb60d9f9304295790ff88f20d344b5760c5a2a91ff4459d5d8b6c3d717ab85a10174b88badc4f2e773110a97ee5b3480470626d85b218951d9c1e880a720e26405ce22ecb7ee4453e90771d87fa44988973098d4eadfd253c36c82429acd112287f9707fdb9444f64609980d55560ca5fd9e5401ca2c895c8e3ee0ca54a81cdc999273c94acb0f014a0c4f58b7086f35ec814d00439ab4204849dc9d864ee45af23d28597875d8f", 0xe0}], 0x1, 0x0, 0x0, 0x24000805}, 0x400c0c0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x10}, 0x10) close(r1) close(r0) 2018/04/03 19:31:49 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000240)}, 0xfffffffffffffc2a) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000080)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000400)={r0, &(0x7f0000000180), &(0x7f0000000300)}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000200)={r0, &(0x7f0000000180)}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000000)={r0, &(0x7f0000000240)="541eeb13d2c01eb2221efcc1f0970bdf8ca27f297f271c06fbb8328ea4d5fc6dcc17d1b7a4d7899512ee9626ba92277e8abee3ff8cb7eae63d282d1a543595549b0e67770c81b935aa9d8749b885c06711e0d301ac8d89688c73493f16d0c5f085a0ee2268743f1e918b74c2a155c7a835567a2b80d45d7f14a26b15e883638ab6063cc89f2b8fa0497820d84a58c4d247d976e852a940d6674f0261888ce30b1488cd487ec45c3cbb0bb292a356eb6626277df84b45ff6b8327f6b4c8af4604c435240aef33d9f83545dfdbbf1b002bf087359ace0a55a18ed9c16b1d2282150814bd7c34ef8d64dd45379fa74a06e1", &(0x7f0000000440)=""/4096}, 0x18) 2018/04/03 19:31:49 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xff6d, 0x8000, 0x200, 0x9, 0x0, 0xffff, 0x800, 0x8, 0x1e, 0x9, 0x200, 0x200000000, 0x9, 0xfffffffffffffffe, 0x200, 0x1, 0x81, 0x8, 0x1, 0x80000000, 0x7, 0x4, 0x96f, 0xbc44, 0x80, 0x1, 0x8, 0x100, 0x10001, 0x3, 0xffffffff00000000, 0x200, 0x3, 0x4, 0x0, 0xf1f8, 0x0, 0x9, 0x0, @perf_bp={&(0x7f0000000000), 0x4}, 0x20008, 0xfffffffffffffffd, 0x0, 0x1, 0x80000001, 0xb1c6, 0x1}, 0x0, 0x3, 0xffffffffffffff9c, 0x1) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f00000000c0)='}^self$self\x00') ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x6) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x9) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000100)={0x4, 0x0, [0x0, 0x0, 0x0, 0x0]}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000001c0)={0xffffffffffffff9c, 0x50, &(0x7f0000000140)={0x0, 0x0}}, 0x10) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000200)=r1, 0x4) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f0000000280)=r2, 0x4) socketpair$inet6(0xa, 0xa, 0x1, &(0x7f00000002c0)) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000300)=0x20000000000) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000340)='}^self$self\x00') socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000380)) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f00000003c0)=0x3) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0xff) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000400)={0x2, 0x0, [0x0, 0x0]}) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000440)) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000500)={r2, 0x50, &(0x7f0000000480)}, 0x10) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x9fa1) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) socketpair(0x9, 0x802, 0x7, &(0x7f0000000540)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000006c0)={r6, &(0x7f0000000580)="8f869f1ffa375eb521b0ddb9b590cdcce1293dd3456619872efcb52cd85dd8a2e6e7ce11a3f530bbcb14f69ff02cdb5c843389eff7ec68fe5260f058124372c180ca27c77ae1febad83e08fbe676e56818f0b48cf425965b25dc3a5ef2750aecd3d17a71b62ff4f671179a9c10a88cca1d74b8e673921ecc08ceb0f7764ffe05d4a0f08690ee46094d986beeab8c65e61974f047e1bb99f3708712a889ac46d19ae24e1e75d549cd673dfa57a0c8111f267f47a63dc94bc73499accce3f81d03938825af1f0b38140fee1e0ccd9701d992ebc70a21ce", &(0x7f0000000680)=""/60}, 0x18) bpf$MAP_CREATE(0x0, &(0x7f0000000700)={0xa, 0x80000000, 0x2, 0xcfc, 0x1, r6, 0x1}, 0x2c) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000740)={0x5, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0]}) gettid() sendmsg$kcm(r5, &(0x7f0000000bc0)={&(0x7f0000000780)=@vsock={0x28, 0x0, 0xffffffff, @host=0x2}, 0x80, &(0x7f0000000b40)=[{&(0x7f0000000800)="00cc1e1281175038a4cccb8d75381cf7cb8131edca88cd64af7579d50e723ed1ff292955f39204b28c700488ac6a0b36b1aaa86fe438ace6cdada87f42b1f74ea990ed5582325b6b25e46dfdda5fe1008ad527ac732f7ad772d226652d362d4fac", 0x61}, {&(0x7f0000000880)="b12be7a8c4b62fb67fe177f1daad5c11b285145b8eefefc96eacc1802605ac5d676ae50452cf48d456f09ad7bf01de366af79c398a2f0ad0128b2210a5c24d2e24ca7250c6363294646705e1bc12c2a693aa95528d172e8a76177cb46b693a04deef6ab52a3491c12be02a3248fa5ff7a61294db15f7a1d1d27e563e64d5c6533f414b112fb8027a70f3d3274738bf48a35e3b3a8c9bed73d4744f3a676b8f0ac4afa9aff84047cc9a2cb2632ce24ac5a8117b083416a71371cfe98d60b536f73f3b4a3df32ad267406dd4a2e39fca470545f1d64a881bf6a3a8a7a169ebd35b85299ac87ab3aed6e553", 0xea}, {&(0x7f0000000980)="11d6d78da3825b8f340d0bcb3b0f7e5412bc56e91d4c64", 0x17}, {&(0x7f00000009c0)="33f705b0542522954dfeeedb093d2b1a8536f9de475b59ef95859b19ad6b8b40f707df7efaa1e716812a8997c65c5a0f3fa3194fc8a7cacbb673f5d1070744c6554c7f89f8ffb52e72cb1bdf1c40c14fcb0ad284eb", 0x55}, {&(0x7f0000000a40)="28c5605b12825621b77431a27bbef9374e5fdac116867917fcfccf730f4a56007c15619df1feb35ced341e211979bb1f892b095f000b25432e324b8aa02013de605b48ae66af2cd23b662dd93bdf951e98a37379ca9ec10e7f467a4cefa927d0166dc092a4a2627bdef9bf968797489e63eab45da3270b465d7aec761ae9554bc5651de5268eda365fc4227c897460af05ec0c6f8e571b67be915353d2d96fe918ddf4ea0ebad2933401d99941732b752094ed43b4a51ac80acbadcc142292f622be7753e26d0eefb78a8abea64852920a9a3df47f515a5258eda087222ff2f090a76f800bc922c77ff3aca0f4aeaaa754a1dd", 0xf3}], 0x5, 0x0, 0x0, 0x2000c010}, 0x2000c0c1) ioctl$PERF_EVENT_IOC_DISABLE(r5, 0x2401, 0x7563) socketpair(0x15, 0x3, 0x0, &(0x7f0000000c00)) 2018/04/03 19:31:49 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xa, 0xff, 0x1f, 0x9, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000010c0)={r0, &(0x7f0000000040), &(0x7f00000000c0), 0x40000000000000}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f00000000c0), 0x2}, 0x20) 2018/04/03 19:31:49 executing program 7 (fault-call:1 fault-nth:36): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:49 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x4, 0x800000000000005, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000700)={r0, &(0x7f0000000500)="255cb85efe63f11644f4415d9a25ebd581b052bc2774a2", &(0x7f0000000680)=""/115}, 0x18) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000540)="1bbd4ae5e32f626e7290192638f530cb2ac0911ea68caa0a5a42d4700032c02b8933870d7a9fe10366fc95cab9f12faaa829c14669b1ebd7505a89a7923f4eaf3f31c455bcb03576947a80cbddc815f85a7deffbb36f07df55b139e078b5b5dea040a90dba5759446e695462c852e1fc25e932b30a9b6f7975e05ad8c2f8737eef040c307ce50c08fd62c0ba278afc4347379fc029ae34ea917f5c2f0fca9a18c78782812ac2e993a26cc31f2bddf0c156923e055c5f3488cf98e5bd777fe7d34e3743da310a21263b923e8d171b6e43afe08ec10f1d45ad2ea341996a8e0ed45262770ed2c1df3a2a9a", 0xea}], 0x1, &(0x7f0000000000)}, 0xe6ba673ef8d1f3c3) close(r1) close(r0) recvmsg(r1, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000440)=[{&(0x7f0000000040)=""/96, 0x60}, {&(0x7f0000000200)=""/253, 0xfd}, {&(0x7f00000000c0)=""/79, 0x4f}, {&(0x7f0000000300)=""/117, 0x75}, {&(0x7f0000000380)=""/122, 0x7a}, {&(0x7f0000000180)=""/27, 0x1b}, {&(0x7f0000000400)=""/59, 0x3b}], 0x7, 0x0, 0x0, 0x80000001}, 0x40000022) 2018/04/03 19:31:49 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(0xffffffffffffffff) 2018/04/03 19:31:49 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) socketpair$inet6(0xa, 0x800, 0x2, &(0x7f0000000080)) close(r0) 2018/04/03 19:31:49 executing program 6: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x2bb3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) r1 = perf_event_open(&(0x7f0000000f00)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5a0e, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x94}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r2 = gettid() perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x2060, 0x0, 0x1, 0x20, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2b, 0x0, 0xffffffffffffff8a, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}, 0x0, 0x0, 0x0, 0x3, 0x0, 0x2000, 0x9}, r2, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000000440)='./file0/file0\x00', &(0x7f0000000040)='./file0/file0\x00', &(0x7f00000003c0)="6b000000debbb16b6c328179b63bc1678965c77201d520a1e4132f13f78c40cdac70b983e9fab31e63329bc416c46cf14787b3549c670758e10f86184853e2a057fd3ab892e445dbd7c2827fd37f0a509c1094", 0x0, &(0x7f00000000c0)) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100), 0x4) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r3, 0x0, 0xd4, 0x15, &(0x7f0000000140)="db3b586aef31a272da306c077ad176c7cfd4c7bf00a54cca10a39abbbceb15a6defe712eebb1809ba7d14d944a60b6ce4e8586f6beb942c7c1f39381f1968e20c5f6e09be306ffe74e32b70cd8a7b7ee1e18ae626628fe01112b6f71454f27dff273f0f2a8e7258d075952548a7071754f4c241545eab95360a979ec30e030b30ffef6370344d7e100940256f97a71bffbda99b01e69e217d5ea5705acf43e402427b3e9f995b25ef6c3e5a97baa86c0ba56ea0e004779b473831958faea63551e975c8d3aa0e58eb8d430939924424bc2a046d3", &(0x7f0000000240)=""/21, 0x2, 0xfffffffffffffab4}, 0x28) r4 = gettid() perf_event_open(&(0x7f0000000340)={0x5, 0x70, 0x5, 0x8000, 0x1, 0x20, 0x0, 0x1, 0x400, 0x2, 0x7, 0x100000000, 0x7, 0x2, 0xff, 0xffffffffffffffd8, 0x7, 0x8, 0x6, 0x80, 0xfffffffffffffff7, 0xffff, 0xc21, 0x5, 0x7, 0xa45c, 0x8001, 0xffffffffffff0000, 0xc59, 0x2, 0xfffffffffffffffb, 0x3, 0x3fe0000, 0x8001, 0x4, 0x100000001, 0x5, 0x1, 0x0, 0x100000001, 0x4, @perf_config_ext={0x100000001, 0x1}, 0x2, 0x100000001, 0x80, 0x6, 0x6, 0x3}, r4, 0x6, r1, 0x2) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)) 2018/04/03 19:31:49 executing program 5: perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x2000000006e}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000000180)=ANY=[@ANYBLOB="180000000000000000000000000000007110000000000000000000000000000095000000000000571eeb3ce8e59950c3cc4e219c72ce3127823083818fdc5e74b52d370cf83746f9088f96e34b4c428b0ffd26fb067e6b35ddcc242bd43d99948211b92a1eb6b9de414b5e93fd5b42b11435f8399a4dd4b31b09824d889ee4f229d47edded7740e4056289987e76da849cefe3b7c54225fc5e3653f4648d094f793cbcd7f9b7118ea350e22594539e3e079026f45f4dae5c63f167cc2d1b1862d308aef104bcc315ebb6fd392a3b2aeac5f2242d3599c409cb8e53ad0fbc44"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000340)) [ 863.580971] FAULT_INJECTION: forcing a failure. [ 863.580971] name failslab, interval 1, probability 0, space 0, times 0 [ 863.592270] CPU: 1 PID: 27490 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 863.599541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 863.608889] Call Trace: [ 863.611483] dump_stack+0x194/0x24d [ 863.615114] ? arch_local_irq_restore+0x53/0x53 [ 863.619780] ? __save_stack_trace+0x7e/0xd0 [ 863.624103] should_fail+0x8c0/0xa40 [ 863.627821] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 863.632924] ? kasan_kmalloc+0xad/0xe0 [ 863.636808] ? kmem_cache_alloc_trace+0x136/0x740 [ 863.641648] ? __memcg_init_list_lru_node+0x169/0x270 [ 863.646837] ? __list_lru_init+0x544/0x750 [ 863.651067] ? sget_userns+0x6b1/0xe40 [ 863.654955] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 863.659702] ? do_mount+0xea4/0x2bb0 [ 863.663409] ? SyS_mount+0xab/0x120 [ 863.667032] ? do_syscall_64+0x281/0x940 [ 863.671090] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 863.676454] ? find_held_lock+0x35/0x1d0 2018/04/03 19:31:49 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x0, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000040)={0x0, r0, 0x3, 0x2}, 0x14) [ 863.680517] ? __lock_is_held+0xb6/0x140 [ 863.684588] ? check_same_owner+0x320/0x320 [ 863.688909] ? rcu_note_context_switch+0x710/0x710 [ 863.693841] should_failslab+0xec/0x120 [ 863.697815] kmem_cache_alloc_trace+0x4b/0x740 [ 863.702392] ? __kmalloc_node+0x33/0x70 [ 863.706362] ? __kmalloc_node+0x33/0x70 [ 863.710335] ? rcu_read_lock_sched_held+0x108/0x120 [ 863.715356] __memcg_init_list_lru_node+0x169/0x270 [ 863.720370] ? list_lru_add+0x7c0/0x7c0 [ 863.724338] ? __kmalloc_node+0x47/0x70 [ 863.728317] __list_lru_init+0x544/0x750 [ 863.732371] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 863.738244] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 863.743249] ? lockdep_init_map+0x9/0x10 [ 863.747294] sget_userns+0x6b1/0xe40 [ 863.750989] ? kernfs_sop_show_path+0x190/0x190 [ 863.755640] ? kernfs_sop_show_options+0x180/0x180 [ 863.760548] ? destroy_unused_super.part.6+0xd0/0xd0 [ 863.765644] ? check_same_owner+0x320/0x320 [ 863.769943] ? rcu_pm_notify+0xc0/0xc0 [ 863.773815] ? rcu_read_lock_sched_held+0x108/0x120 [ 863.778810] ? kmem_cache_alloc_trace+0x459/0x740 [ 863.783628] ? lock_downgrade+0x980/0x980 [ 863.787763] kernfs_mount_ns+0x13d/0x8b0 [ 863.791803] ? kernfs_super_ns+0x70/0x70 [ 863.795852] sysfs_mount+0xc2/0x1c0 [ 863.799457] ? sysfs_kill_sb+0x40/0x40 [ 863.803323] ? alloc_pages_current+0xbe/0x1e0 [ 863.807800] ? security_sb_copy_data+0x81/0xb0 [ 863.812363] mount_fs+0x66/0x2d0 [ 863.815711] vfs_kern_mount.part.26+0xc6/0x4a0 [ 863.820271] ? may_umount+0xa0/0xa0 [ 863.823877] ? _raw_read_unlock+0x22/0x30 [ 863.828001] ? __get_fs_type+0x8a/0xc0 [ 863.831875] do_mount+0xea4/0x2bb0 [ 863.835397] ? copy_mount_string+0x40/0x40 [ 863.839608] ? rcu_pm_notify+0xc0/0xc0 [ 863.843478] ? copy_mount_options+0x5f/0x2e0 [ 863.847861] ? rcu_read_lock_sched_held+0x108/0x120 [ 863.852855] ? kmem_cache_alloc_trace+0x459/0x740 [ 863.857678] ? kasan_check_write+0x14/0x20 [ 863.861891] ? _copy_from_user+0x99/0x110 [ 863.866023] ? copy_mount_options+0x1f7/0x2e0 [ 863.871076] SyS_mount+0xab/0x120 [ 863.874508] ? copy_mnt_ns+0xb30/0xb30 [ 863.878375] do_syscall_64+0x281/0x940 [ 863.882239] ? vmalloc_sync_all+0x30/0x30 [ 863.886366] ? _raw_spin_unlock_irq+0x27/0x70 [ 863.890845] ? finish_task_switch+0x1c1/0x7e0 [ 863.895319] ? syscall_return_slowpath+0x550/0x550 [ 863.900227] ? syscall_return_slowpath+0x2ac/0x550 [ 863.905134] ? prepare_exit_to_usermode+0x350/0x350 [ 863.910132] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 863.915477] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 863.920304] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 863.925471] RIP: 0033:0x4552d9 [ 863.928638] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 863.936328] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 863.943579] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 863.950827] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 863.958076] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 863.965322] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000024 2018/04/03 19:31:49 executing program 7 (fault-call:1 fault-nth:37): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 864.050395] FAULT_INJECTION: forcing a failure. [ 864.050395] name failslab, interval 1, probability 0, space 0, times 0 [ 864.061800] CPU: 0 PID: 27521 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 864.069080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.078427] Call Trace: [ 864.081018] dump_stack+0x194/0x24d [ 864.084661] ? arch_local_irq_restore+0x53/0x53 [ 864.089329] ? __save_stack_trace+0x7e/0xd0 [ 864.093667] should_fail+0x8c0/0xa40 [ 864.097385] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 864.102483] ? kasan_kmalloc+0xad/0xe0 [ 864.106351] ? kmem_cache_alloc_trace+0x136/0x740 [ 864.111173] ? __memcg_init_list_lru_node+0x169/0x270 [ 864.116341] ? __list_lru_init+0x544/0x750 [ 864.120555] ? sget_userns+0x6b1/0xe40 [ 864.124425] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 864.129159] ? do_mount+0xea4/0x2bb0 [ 864.132849] ? SyS_mount+0xab/0x120 [ 864.136454] ? do_syscall_64+0x281/0x940 [ 864.140497] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 864.145848] ? find_held_lock+0x35/0x1d0 [ 864.149892] ? __lock_is_held+0xb6/0x140 [ 864.153946] ? check_same_owner+0x320/0x320 [ 864.158251] ? rcu_note_context_switch+0x710/0x710 [ 864.163166] should_failslab+0xec/0x120 [ 864.167125] kmem_cache_alloc_trace+0x4b/0x740 [ 864.171684] ? __kmalloc_node+0x33/0x70 [ 864.175637] ? __kmalloc_node+0x33/0x70 [ 864.179590] ? rcu_read_lock_sched_held+0x108/0x120 [ 864.184587] __memcg_init_list_lru_node+0x169/0x270 [ 864.189582] ? list_lru_add+0x7c0/0x7c0 [ 864.193536] ? __kmalloc_node+0x47/0x70 [ 864.197495] __list_lru_init+0x544/0x750 [ 864.201540] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 864.207404] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 864.212402] ? lockdep_init_map+0x9/0x10 [ 864.216441] sget_userns+0x6b1/0xe40 [ 864.220131] ? kernfs_sop_show_path+0x190/0x190 [ 864.224781] ? kernfs_sop_show_options+0x180/0x180 [ 864.229687] ? destroy_unused_super.part.6+0xd0/0xd0 [ 864.234776] ? check_same_owner+0x320/0x320 [ 864.239073] ? rcu_pm_notify+0xc0/0xc0 [ 864.242946] ? rcu_read_lock_sched_held+0x108/0x120 [ 864.247946] ? kmem_cache_alloc_trace+0x459/0x740 [ 864.252767] ? lock_downgrade+0x980/0x980 [ 864.256899] kernfs_mount_ns+0x13d/0x8b0 [ 864.260938] ? kernfs_super_ns+0x70/0x70 [ 864.264982] sysfs_mount+0xc2/0x1c0 [ 864.268585] ? sysfs_kill_sb+0x40/0x40 [ 864.272451] ? alloc_pages_current+0xbe/0x1e0 [ 864.276924] ? security_sb_copy_data+0x81/0xb0 [ 864.281484] mount_fs+0x66/0x2d0 [ 864.284831] vfs_kern_mount.part.26+0xc6/0x4a0 [ 864.289388] ? may_umount+0xa0/0xa0 [ 864.292996] ? _raw_read_unlock+0x22/0x30 [ 864.297126] ? __get_fs_type+0x8a/0xc0 [ 864.300995] do_mount+0xea4/0x2bb0 [ 864.304521] ? copy_mount_string+0x40/0x40 [ 864.308729] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 864.313724] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 864.318463] ? retint_kernel+0x10/0x10 [ 864.322334] ? copy_mount_options+0x18b/0x2e0 [ 864.326808] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 864.331629] ? copy_mount_options+0x1f7/0x2e0 [ 864.336106] SyS_mount+0xab/0x120 [ 864.339536] ? copy_mnt_ns+0xb30/0xb30 [ 864.343402] do_syscall_64+0x281/0x940 [ 864.347264] ? vmalloc_sync_all+0x30/0x30 [ 864.351390] ? _raw_spin_unlock_irq+0x27/0x70 [ 864.355864] ? finish_task_switch+0x1c1/0x7e0 [ 864.360338] ? syscall_return_slowpath+0x550/0x550 [ 864.365244] ? syscall_return_slowpath+0x2ac/0x550 [ 864.370153] ? prepare_exit_to_usermode+0x350/0x350 [ 864.375146] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 864.380488] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 864.385313] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 864.390479] RIP: 0033:0x4552d9 [ 864.393657] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 864.401346] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 864.408617] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 864.415866] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 864.423112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 864.430357] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000025 2018/04/03 19:31:50 executing program 6: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={0xffffffff, 0x0, 0x10}, 0xc) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000040)}, 0x10) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, &(0x7f00000001c0)=0x2) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r3, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f00000061c0)=""/144, 0x90}, {&(0x7f0000007280)=""/10, 0xa}, {&(0x7f00000072c0)=""/142, 0x8e}, {&(0x7f0000007380)=""/159, 0x9f}, {&(0x7f0000007440)=""/193, 0xc1}, {&(0x7f0000007540)=""/235, 0xeb}, {&(0x7f0000007640)=""/178, 0xb2}], 0x7, 0x0, 0x0, 0x1f}, 0x40) sendmsg(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r4) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000940)={&(0x7f0000000740)='./file0\x00', 0x0, 0x10}, 0xfffffffffffffebc) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x6) r5 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r5, 0x40082406, &(0x7f0000000400)="dcea30c3b715a39ae408be01861868bde2fb982c09cafe2a36") r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x8, 0x8, 0xffffffffffffffff, 0x1}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000003c0)={r6, &(0x7f0000001d00)="827f17a287e3db0171a8a04c6103ad5ba4a6f95912ae58f06a0d73f105127b60cd1b18cc6b1bebef90e7c8653e8cf5ec93fc26387e7576b580b47feff55b3457a924cbba1b470387254871b592b1eaeabcd73690cb31e4fcaa2e373a917baf51451ed7b8834b200b8c23e5a3d5355015a088c84425b93d77d99eb0256ca4a0cb8ce196c39b8480c460356a1108e5fba10000000000000000000000000000000054c3385e858e0eee7e7875", &(0x7f0000000300)=""/153}, 0x18) mkdir(&(0x7f0000000140)='./file0/file0\x00', 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000a80)) socketpair(0xd, 0x3, 0x5, &(0x7f0000000980)) r7 = bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000980)=ANY=[], &(0x7f0000000440)='syzkaller\x00', 0x80000000, 0xea, &(0x7f0000000480)=""/234, 0x41000, 0x1}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000780)={r7, 0x0, 0x51, 0xe8, &(0x7f0000000600)="c64432cbce318e62f7d73dd0698d20dfbda64b2e5dc772bfeb57988e4a31221b79b7cd3f91e619927f24f26c870665cd9ea343c07bde30c1db7207f4d3a750b4c9ed2a36922fc2361dc5f23bb32a848822", &(0x7f0000000680)=""/232, 0x8, 0x8}, 0x28) recvmsg$kcm(r3, &(0x7f0000001bc0)={&(0x7f0000000880)=@can, 0x80, &(0x7f0000001a80)=[{&(0x7f0000000900)}, {&(0x7f00000009c0)=""/106, 0xa4f40e906591e28a}, {&(0x7f0000000a40)=""/15, 0xf}, {&(0x7f0000001dc0)=""/4096, 0x1000}], 0x4, &(0x7f0000001b00)=""/166, 0xa6, 0x8001}, 0x40) mkdir(&(0x7f00000007c0)='./file0\x00', 0x84) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file1\x00', 0x0, 0x18}, 0x10) close(r3) recvmsg(r1, &(0x7f0000000380)={&(0x7f0000000200)=@ax25, 0x80, &(0x7f0000000300)=[{&(0x7f0000000280)=""/124, 0x7c}], 0x1, &(0x7f0000000340)=""/32, 0x20, 0x7}, 0x20) r8 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0xf, 0x8, &(0x7f00000003c0)=@raw=[@call={0x85, 0x0, 0x0, 0xc}, @jmp={0x5, 0x24, 0x2, 0x0, 0x7, 0x0, 0x1}, @alu={0x0, 0x4207acd2, 0x4, 0xf, 0x2, 0x3c, 0x1}, @jmp={0x5, 0x2, 0xb, 0xd, 0x9, 0xffffffff, 0x4}], &(0x7f0000000440)='GPL\x00', 0x1, 0x25, &(0x7f0000000900)=""/37, 0x41100, 0x1}, 0x48) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000540)=r8, 0x4) bpf$MAP_CREATE(0x0, &(0x7f0000fc9000)={0x1, 0x6, 0x209e1f, 0x8000000001, 0x1}, 0x2c) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x3ff, 0x0, 0x3, 0x0, 0x0, 0x0, 0x8, 0xfffffffffffffffc, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000000, 0x0, 0x0, 0x0, 0x4, 0x800000000000, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x7fffffff, 0x1, 0x0, 0x0, 0x0, @perf_bp, 0x440}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/03 19:31:50 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) r0 = perf_event_open(&(0x7f00000002c0)={0x0, 0x70, 0x2, 0x1, 0x10001, 0x4, 0x0, 0x3, 0x100, 0x5, 0x9c, 0x7, 0x101, 0x7, 0x5, 0x6, 0x8, 0x20, 0x1000000000000, 0x7, 0x8001, 0x83, 0x0, 0xf7, 0xdd, 0x9, 0x5f10eda1, 0x3, 0x4, 0x9, 0x20, 0x9, 0x0, 0x83, 0xfa, 0x5, 0x8, 0x7, 0x0, 0x7, 0x1, @perf_bp={&(0x7f0000000140), 0x3}, 0x2000, 0x8000, 0xeff, 0x6, 0x20, 0x3, 0xffffffff}, 0xffffffffffffffff, 0x3, 0xffffffffffffff9c, 0x3) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000340)={&(0x7f0000000180)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) socketpair(0x3, 0x5, 0x8004, &(0x7f0000000100)={0x0, 0x0}) recvmsg(r2, &(0x7f000000afc0)={&(0x7f000000ae00)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, 0x80, &(0x7f000000af80)=[{&(0x7f000000ae80)=""/115, 0x73}, {&(0x7f000000af00)=""/4, 0x4}, {&(0x7f000000af40)=""/44, 0x2c}], 0x3, 0x0, 0x0, 0x40}, 0x2) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f00000018c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$PROG_LOAD(0x5, &(0x7f000000b000)={0xc, 0xc, &(0x7f0000000040)=@raw=[@exit={0x95}, @ldst={0x3, 0x0, 0x3, 0xf, 0x0, 0x100, 0xfffffffffffffff0}, @initr0={0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x7fff}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x4fc5}, @jmp={0x5, 0x0, 0xb, 0xf, 0xb, 0x80, 0xffffffffffffffff}], &(0x7f00000000c0)='syzkaller\x00', 0x5, 0xb4, &(0x7f0000000200)=""/180, 0x0, 0x1, [], r3}, 0x48) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r4) sendmsg$kcm(r2, &(0x7f0000001880)={&(0x7f0000000380)=@sco={0x1f, {0x0, 0x101, 0x100, 0x1, 0x8, 0x3}}, 0x80, &(0x7f0000001400)=[{&(0x7f0000000400)="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", 0x1000}], 0x1, &(0x7f0000001440)=[{0x80, 0x119, 0x5, "35ad4c49c0f356be0f0880ebcfa8ba95bfa1423a9a2b3f33a1ccc72b0e05d7ac47beefcab99085c80a48b48dadf9ab3b8e9cc6c2fe61b0a8ae6023bd610b5637a87289f8aea9d734487922b8d49b45c00843b4f92d5df4429022694f713a0afdc0bc4dd2fc5951dc2854"}, {0xd8, 0x3a, 0xff, "74ec83abef0e1931aaaebe4a98208609133fbc0e7a5511d0acf15610bf781d3f40ae7fb6ed015d6c286bcf4e46ea26395d6e1da7335cd9481e72c9a77010598ae9730a274442b586ed2e286ea8d3ca0121bf2c7731ca06fb3e1437288e0f359a4b35946a3b4ac970038f888026baa9533969a52946d1ba5b3acd3b0a348fdc840582c73efd50a8f103a6bf49e39c138873c860747f7c9084406ac18855de8911fc3b21a9fa123021a4d8b97e9026fe6bc69c27ab48bacf32ff7a02ab126e586f22"}, {0x28, 0x0, 0x20, "3a1854944fe9406965c23002f0b07d2fbf16ec69"}, {0xa0, 0x117, 0x140, "cf3746b7c454110a88b662c3ae9ea37fe9b3b07df080fcbdee3c2157c795975c5d72f0748ddf06e5ff9343b922261c9ecbe89e32af7a83a5dd4d0584749a294376dcd52aacb738326e7511a207410da2dcb623ad2dbbe0541534356e82b0dcab2346cee535bac9e03fd84c58c005f302280083d175d3f43e319e55efa7c77dc442e269f7f6b84a5379297e36"}, {0x20, 0x119, 0x200, "38dcd2f587579560b751c4b2d8"}, {0x110, 0x0, 0x2, "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"}, {0x48, 0x112, 0x4, "bc0057d8f63d36a87537a5ebb6c3546cbb2abba02fdc581372867629080c0dd80d602cf6b1603677dce38b747b7f8df8a5e84404b08cb8"}, {0x78, 0x105, 0x8000, "487ad8833a704c13fac43dbcf1bd995475f17c06b786ade33c090519d31be16520ce3f70cffc603844c4760dee989e24a14bec6f180890ba1ddce6dc5b6f407b5fc2c52b1a0eaf71217db0eeaaa7630288b032c537bb67aa20ab9c7e4a8b7361e0"}], 0x410, 0x40000}, 0x40088d0) 2018/04/03 19:31:50 executing program 3 (fault-call:5 fault-nth:0): socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:50 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000040)=0x4) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) sendmsg$kcm(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000001540)=[{&(0x7f0000000080)="f93da27ce6969139ddbd320f6885ce6b8772e1a31b1e1ba48f9766af164e87b060e6c277740f2344756fa4d5f7f0709c5cff90d1353038902ce0631bed780e6174b612d072dac6e4d6d2cacf75b50f0753fbd6dac007", 0x56}, {&(0x7f0000000200)="0eab3ca53274f5e24dc96474a536975c6074d5deb2ea62bcf683c0f2dbb86b7c0b3f1b1bec0508de4ff2fcfcfec87137ff9a3ebcb01863171435061813d57fe12b6b7f6a6378f578f8d0", 0x4a}, {&(0x7f0000000280)="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", 0x1000}, 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0x1000}, {&(0x7f0000001280)="7a888f964044b31069dfe084f730546859a40e7ea48cb2e7a899a166f5f1e645732532b26bc310013662b8dadf0e57357f6f26f53292f2030bef5b2890b4ed609047642414c944fcff99d0607e4491280f2ed90229435febb30082b1e33686e7e2c287dacf3bcbad28dd85630ff96504d5f1742a662796", 0x77}, {&(0x7f0000001300)="c8ff22a56f32883d3a1a1880fd7ff378dcb02c07e08bdcc8b154109096201326ff5e0706f5f8272e90f3564aba9255564a8ef1c634adce09533f21b3d391ee55d589376527c1453ff14bdf982983a7deff00686eb961575d3512500c41884e7e2f865f2beaf2a5aaf0988d79678df58b2dd57e4a83a32bb0cb5987fc6a41917fc5c1a3530f51464534f323f8ba187f439b0e05534deb7a0857d4286444", 0x9d}, {&(0x7f00000013c0)="0753e17e5fff47e33187acf21cc533d78e74291d9e9b9b16479eabdc330cae9c71203676244dc64dc7c591cfaa3813c593643bea8e9c6123ff07b40eee27c2973301939efd5604a7c02d0f61eba18f07945e3c77b9be7fc72117b5fe9f78934d8ca2bfe14d4d612d26d397cc030511ba23f558237d84fd3e73904e133d536cffd0f120ca16de91e1ce9cb9b42dc03010b499d8724d7c43ea3cfb24356131cc0438df9150a7f3e492ab0d22d455d56a7484f0085de12541b897cea94980172e49d049ca06fd236cb971c068a95c0eba8407904f460dcf24040adbf30680e6246d49856d795300c2cd5a", 0xe9}, {&(0x7f00000014c0)="15c09dee3f165e3e1e32ec3071f95b65e1715bf23f62fe0350c9676f43f63d45842b12b2f8f42b5b21bf0782d66faeb69c7fe6e5aff0b3b10619fa6b0e36d8126c9770d083ad7a69378c", 0x4a}], 0x8}, 0x4000) close(r1) close(r0) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000015c0)={&(0x7f0000000180)='./file0\x00', r0}, 0x10) socket$kcm(0x29, 0x7, 0x0) 2018/04/03 19:31:50 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x28, &(0x7f00000000c0)}, 0x10) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)) close(r1) close(r0) socketpair(0x5, 0x6, 0x2, &(0x7f0000000080)) 2018/04/03 19:31:50 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10408}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f00000000c0)='\x00') socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg(r1, &(0x7f0000001cc0)={&(0x7f0000000200)=@nfc_llcp={0x27, 0x0, 0x2, 0x6, 0x66, 0x1, "706220ae88d16a9bdf72250dc74771dd204bc66ecfd93b8312654cd1de2ab43ccea8ea8970a26026198dfe724b06706c6ff8047d45ab7028d2a4244789b6ae", 0x2f}, 0x80, &(0x7f0000000780)=[{&(0x7f0000000280)="17", 0x1}, {&(0x7f00000002c0)="ed82b193d2af3f763560d44fa3c666317a377febecbb8be6d918bf60a9eb5b04a591755bba759d96f836e8f1b53aa5e13df6e2ad7327d9cd46b80b1c11935f799fc4f4f529a6d4ba8de39d165ee0f93f4e01429ef46258b4e60b8052a707d3198790e5ae9e00523e0dbd020ef5e0a2b1c95c026c054added528488f38ac20dc3199c26327768f29de0819d9f45caf0f1f02d", 0x92}, {&(0x7f0000000380)="d3fc", 0x2}, {&(0x7f00000003c0)="03c9d4fc6b84ea4e16230e813219d84075a8c145c679c0c470ca87cbbfca099cf73ef0321bee9d2b7aabb6d7edf38035744d2633cd9079b7a813c1f94ac66adfa196e7a9049c8e8782e24efa7bb95fa9a185df3a16a5bca09e7f3fcf970ece249f58cf31f7f4d74cedfb2e3724f40fdb673921288602d995a32e1a7ed61e7aabba77a91bb89451830b068126469469e3087f3f9afcd9c2bf87111df6ad2b8e6378f5610ba2f493bad034250aa3e9af0314e138d552059cee015e17c546279c51897afecaff197fac224b0a466498157415106077481ea31515a68e83527de7f983ae91172083", 0xe6}, {&(0x7f00000004c0)="8ce7a961ebed6a39957c2e4f25e84a6fe40618dc037533c04f40e2436f48ee076e9cfdd825ee1e889bc81c2ec0c8c8b6c73a9ab7fcb5789a49c45ece56f86642efcc0cd29bdfba59566e6273e037464c8aa90c56d948c2bcb4b0", 0x5a}, {&(0x7f0000000540)="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", 0xff}, {&(0x7f0000000640)="eefb60e8b1db84bfcbe5a23d5150b3cae8fd34c353de81ecab016853c9f7de600d25a7378e08b3fe24ce3785edc14804f56530998f22", 0x36}, {&(0x7f0000000680)="d11f48433232e525c4b873f365e698aa89c5043b74bf1479e9ae880ca262e6afc2f14223f8af4d24d3f553027bf00cab29515b08514108315c0ce3b1f85b26717043f3b9d7cf34e0999d7b2ab00b85407b0d154603a00c3cc6a73bb88b31c807f0", 0x61}, {&(0x7f0000000700)="495b788335e2e9570166c87d8a6bd4886dcd6f6de32663aa5ac482b07588538cd69177423ae58135f3757a380738c9d0922a75eb467e7363484b9e42691f29b93ba2b8555ba316a98814f79f8a4ff2b915f49363e2d9a9f7", 0x58}], 0x9, &(0x7f0000000840)=[{0x68, 0x115, 0x1, "3716485324ff87b261890d2e87d5815de066008ddffaf28c35e22095bffcb8f06bd1c02b046f0a349d306ff8b8a729c4ede2d146046976be18fbe4bc17416b3854fca662be771c2b75b6a5a6121c6b10431c"}, {0xd0, 0x11f, 0x1f, "928802144ce63e96d4d324b6e774d983603c9a6e067cd78bdc76a9f02b143a8b8f23a9c27585f2830ef6c1d8e14c89d4671415d0695ba28deb10041cbf88a5557488daa87d415e92e3bef00602154d9158912545ee458f60590fda29591c36e82724cec9e95b29137d3993c814020953c1e76ab444aa48196462fdde08e4163a3414c807f1db17054349bba69dfb4bbf0bf98f0a3d808e87fff70705225082f81f2a2bc88078e3d430b6b93ceea2a7ab65dbeaba38a401224e10"}, {0xc8, 0x1, 0x4, "2ab330233861b92984f5fa1c0bb26581130fc8b84b342d4c88790c9acc09fe535dfd1764ce396c10ec9bd64535b87e3744290a541891dd0018ccf9f4f8837b8ac60f83ca045d3d9f1ef242b2413b7f34037d9fb0367435e1495e1e03e2375e6069a68b6a98d3e16c0e20c5a45d24f1f5c80ab8b8256834bb794cd4b2706d129ddad4a5cf62a165f9b2a5cc2b083b234bcceba03a0edf0791e65904903d9e04bb76a0f796d1698a6ce70c0b15910e999412bca233f848"}, {0x88, 0x139, 0x6, "ca8aade825a128a419c06f47033c04f9603b369088792ca5fd9f61133d96656392ab4efdf5e21d6baf7c1504a995b37f54560a5a176b9c3a72e11822e46c14b38bcbce770e948e7f9bb5dc57a4ac2fe0e4eed3dc8ebd5d3f2d7d0e13ab3db574cc24bd4cae1606f6806fe2cb07bf9e9bd43100c9c2119c63"}, {0xb8, 0x100, 0x0, "b31782a0675f5ef833fa81d77d6d16fcf1a45fc459f68f89c303dd45ab8969a0ae0fa8ee1c5ea53741ef49e6a0d51f82a27026b0154ca4621d6c061b9b0d203ec15e5f3785a0ccbc69d46e2f4d7fe353884f4319c22378110887be903e3897b22a360ee103be795b3388f17a3972c1f378827348127b98fc4796a4b4b85c0a97af2541ef0936b57ecd131a29eed2ccd36c1899f829bee82dbf15e4cfdee5813bbecd1a4e79"}, {0xb8, 0x115, 0x5, "210ba70dcf0b7687e5643d29775f9cda7e698794ab33b03d7c35da094e21585dd3e432d90c739763b1f0116c6cb421bbfcf417264a63fb3b793d190c3a47f2f55aabbc43b61b2847026802f633881e13b706307f7b4d8b06cb5d847444733e8ea7d66692ac9ecbefb1953d928ea820471f2a0518eeddec89a6cfb543c7be983159f943d63ba4d7b1d20df9473afdd236e671a993c102e77ba852248552df372b92daf03c389d6cc6"}, {0x30, 0xff, 0x6, "8dad81b9e115bbc34ac33dc542b5366360ab44c24d1c975e16bf4fdaa218"}, {0x1010, 0x10a, 0x7, "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{0x10, 0x0, 0x5}], 0x1448, 0x8000}, 0x20000000) r2 = perf_event_open(&(0x7f0000000100)={0x4, 0x70, 0xfffffffffffffffb, 0x100000001, 0x0, 0xfffffffffffff836, 0x0, 0x8, 0x2000, 0x8, 0x80000001, 0x800, 0x3063, 0x5, 0xb1e, 0x5, 0xffff, 0x3, 0x9, 0x1, 0x0, 0x3, 0xbc, 0xffffffff80000001, 0x4, 0x8, 0x9, 0x8, 0x9, 0x80000001, 0x1, 0x8000, 0x400, 0x49, 0xfffffffffffffffd, 0x2, 0x4, 0xfffffffffffffff8, 0x0, 0x0, 0x1, @perf_config_ext={0xfffffffffffffbff, 0xbd}, 0x11, 0x4, 0xfffffffffffffff8, 0x7, 0x8000000, 0x6, 0x2}, 0xffffffffffffffff, 0x6, r0, 0x2) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000180)=0xffffffff, 0x4) ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r3) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x3) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x80000000000009) 2018/04/03 19:31:50 executing program 7 (fault-call:1 fault-nth:38): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:50 executing program 0: socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000000)) r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpid() ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000140)=0x5) perf_event_open(&(0x7f00000000c0)={0x5, 0x70, 0xffffffff, 0x8001, 0x3, 0x1, 0x0, 0x8, 0x2, 0xc, 0x9, 0xff, 0x0, 0x8, 0xa50, 0x8511, 0x403, 0x4, 0x3, 0x5, 0x6, 0x3ad0, 0xfffffffffffffff8, 0x0, 0x0, 0x7fff, 0x1, 0x180000000000, 0x29e, 0x0, 0x0, 0x6, 0x17b, 0x81, 0x7, 0x6b8f, 0xffff, 0x9, 0x0, 0x3, 0x1, @perf_bp={&(0x7f0000000040), 0x1}, 0x40, 0x8, 0x6eb, 0x6, 0x2, 0x40, 0x800}, r1, 0x3, r0, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xb, 0x104, 0x4, 0xca, 0x800000001, 0xffffffffffffffff, 0x0, [0x115]}, 0x2c) [ 864.607308] FAULT_INJECTION: forcing a failure. [ 864.607308] name failslab, interval 1, probability 0, space 0, times 0 [ 864.618592] CPU: 0 PID: 27550 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 864.625868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.635216] Call Trace: [ 864.637796] dump_stack+0x194/0x24d [ 864.641410] ? arch_local_irq_restore+0x53/0x53 [ 864.646060] ? __save_stack_trace+0x7e/0xd0 [ 864.650372] should_fail+0x8c0/0xa40 [ 864.654067] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 864.659150] ? kasan_kmalloc+0xad/0xe0 [ 864.663014] ? kmem_cache_alloc_trace+0x136/0x740 [ 864.667836] ? __memcg_init_list_lru_node+0x169/0x270 [ 864.673000] ? __list_lru_init+0x544/0x750 [ 864.677218] ? sget_userns+0x6b1/0xe40 [ 864.681086] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 864.685817] ? do_mount+0xea4/0x2bb0 [ 864.689507] ? SyS_mount+0xab/0x120 [ 864.693112] ? do_syscall_64+0x281/0x940 [ 864.697151] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 864.702496] ? find_held_lock+0x35/0x1d0 [ 864.706540] ? __lock_is_held+0xb6/0x140 [ 864.710615] ? check_same_owner+0x320/0x320 [ 864.714918] ? rcu_note_context_switch+0x710/0x710 [ 864.719830] should_failslab+0xec/0x120 [ 864.723784] kmem_cache_alloc_trace+0x4b/0x740 [ 864.728344] ? __kmalloc_node+0x33/0x70 [ 864.732294] ? __kmalloc_node+0x33/0x70 [ 864.736248] ? rcu_read_lock_sched_held+0x108/0x120 [ 864.741251] __memcg_init_list_lru_node+0x169/0x270 [ 864.746248] ? list_lru_add+0x7c0/0x7c0 [ 864.750201] ? __kmalloc_node+0x47/0x70 [ 864.754160] __list_lru_init+0x544/0x750 [ 864.758206] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 864.764090] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 864.769089] ? lockdep_init_map+0x9/0x10 [ 864.773131] sget_userns+0x6b1/0xe40 [ 864.776824] ? kernfs_sop_show_path+0x190/0x190 [ 864.781473] ? kernfs_sop_show_options+0x180/0x180 [ 864.786379] ? destroy_unused_super.part.6+0xd0/0xd0 [ 864.791469] ? check_same_owner+0x320/0x320 [ 864.795768] ? rcu_pm_notify+0xc0/0xc0 [ 864.799641] ? rcu_read_lock_sched_held+0x108/0x120 [ 864.804635] ? kmem_cache_alloc_trace+0x459/0x740 [ 864.809456] ? lock_downgrade+0x980/0x980 [ 864.813636] kernfs_mount_ns+0x13d/0x8b0 [ 864.817679] ? kernfs_super_ns+0x70/0x70 [ 864.821725] sysfs_mount+0xc2/0x1c0 [ 864.825329] ? sysfs_kill_sb+0x40/0x40 [ 864.829195] ? alloc_pages_current+0xbe/0x1e0 [ 864.833670] ? security_sb_copy_data+0x81/0xb0 [ 864.838231] mount_fs+0x66/0x2d0 [ 864.841581] vfs_kern_mount.part.26+0xc6/0x4a0 [ 864.846139] ? may_umount+0xa0/0xa0 [ 864.849744] ? _raw_read_unlock+0x22/0x30 [ 864.853872] ? __get_fs_type+0x8a/0xc0 [ 864.857739] do_mount+0xea4/0x2bb0 [ 864.861263] ? copy_mount_string+0x40/0x40 [ 864.865475] ? rcu_pm_notify+0xc0/0xc0 [ 864.869345] ? copy_mount_options+0x5f/0x2e0 [ 864.873727] ? rcu_read_lock_sched_held+0x108/0x120 [ 864.878724] ? kmem_cache_alloc_trace+0x459/0x740 [ 864.883548] ? kasan_check_write+0x14/0x20 [ 864.887773] ? copy_mount_options+0x1f7/0x2e0 [ 864.892248] SyS_mount+0xab/0x120 [ 864.895677] ? copy_mnt_ns+0xb30/0xb30 [ 864.899546] do_syscall_64+0x281/0x940 [ 864.903430] ? vmalloc_sync_all+0x30/0x30 [ 864.907577] ? _raw_spin_unlock_irq+0x27/0x70 [ 864.912056] ? finish_task_switch+0x1c1/0x7e0 [ 864.916528] ? syscall_return_slowpath+0x550/0x550 [ 864.921435] ? syscall_return_slowpath+0x2ac/0x550 [ 864.926344] ? prepare_exit_to_usermode+0x350/0x350 [ 864.931338] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 864.936684] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 864.941511] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 864.946677] RIP: 0033:0x4552d9 [ 864.949843] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:31:50 executing program 7 (fault-call:1 fault-nth:39): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 864.957528] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 864.964776] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 864.972025] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 864.979274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 864.986523] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000026 [ 865.070968] FAULT_INJECTION: forcing a failure. [ 865.070968] name failslab, interval 1, probability 0, space 0, times 0 [ 865.082365] CPU: 1 PID: 27571 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 865.089639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 865.098987] Call Trace: [ 865.101577] dump_stack+0x194/0x24d [ 865.105207] ? arch_local_irq_restore+0x53/0x53 [ 865.109879] ? finish_task_switch+0x1c1/0x7e0 [ 865.114374] ? finish_task_switch+0x182/0x7e0 2018/04/03 19:31:50 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='nfsd\x00', 0x2800, &(0x7f0000000200)="b577d9ad3da1e616291ed1439c8e9171a1a84879bb6f975c231bb769c86f0a72c9000f1f6c76c93817cf8a8e687a2ba813b74625e18f1ffad2ce3248ba3a033b6bea7604cfc6ab7f6fdadf6c00b6ad77e29b159dcd56f57ce083813ffbd4c2dd8d860e49b299a1ffc252d0036d63ffbcf7eb4ba4476f7d560b7b41156ec7b6aecba892c90c8c4d100227c431611a0a7018040dac96d11bd2c8c2736ff93ca0f54703197eba6aabf1f98f") 2018/04/03 19:31:50 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x208}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000000001000000000000cd711000000000000000000000000000000000000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair(0x1b, 0x800, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) 2018/04/03 19:31:50 executing program 0: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0x0, 0x8001}, 0xc) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000080)={r0, &(0x7f0000000200)="0008d0fd60d87c893effc332666d49ea967d7dcc71f8cd3313706f3503ccfe2673d586f753098df546405e06a10069729ce2b1c96475dfb32f548a454187de544dd78f348adbb4d12d0b7309a31d9a4f0aa2c6fdefa88a4d831b3880d865585a965f4a945fe0ba5343cdd5fa8d59ae24005cdbe8235151ee3fa1879667a2c07ab34e98c8057b15b48ea69474a96a146c1f", &(0x7f0000000040)=""/35}, 0x18) perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x401}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/03 19:31:50 executing program 0: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x6, 0x1, 0x1}, 0x2c) close(r0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) recvmsg(0xffffffffffffff9c, &(0x7f0000008500)={&(0x7f0000008240)=@can={0x0, 0x0}, 0x80, &(0x7f0000008440)=[{&(0x7f00000082c0)=""/137, 0x89}, {&(0x7f0000008380)=""/140, 0x8c}], 0x2, &(0x7f0000008480)=""/113, 0x71, 0x274d6535}, 0x41) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xc, 0x8, &(0x7f0000000100)=ANY=[@ANYBLOB="18000000000000d11f3e19000000000000000200000000009140e4518e1883a05b6cbc224c27ddc346da1b9ce661c383574fcd90dca5696ef98d2b5d66137add"], &(0x7f0000003b40)='syzkaller\x00', 0x3ff, 0xfb, &(0x7f0000003a40)=""/251, 0x0, 0x0, [], r1}, 0x48) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000480)='./file0/file0\x00', r0}, 0x10) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000040)={r0, &(0x7f0000000200)="244e50fc5275312b39010f70ac2a390ee74878be3baf6b645f3b3b942e606cbc5ba9a1092cdd1da5c1bb64ae3394b839e8c012991cb2d0f8a8e49c962165b2c24e209432df3733aab3b15bafacc734fadc3c7f4dbe94fba98c0f7129206dbda2172b69887f1a12e077f6c3cc8a9660c78068731720ca6ef49b7fbed67922ccfb8779b85e3c8db3d352", &(0x7f0000000500)=""/4096}, 0x18) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0/file0\x00'}, 0x10) [ 865.118875] should_fail+0x8c0/0xa40 [ 865.122593] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 865.127704] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 865.132464] ? __sched_text_start+0x8/0x8 [ 865.136612] ? find_held_lock+0x35/0x1d0 [ 865.140684] ? __lock_is_held+0xb6/0x140 [ 865.144754] ? check_same_owner+0x320/0x320 [ 865.149087] should_failslab+0xec/0x120 [ 865.153067] kmem_cache_alloc_trace+0x4b/0x740 [ 865.157649] ? __kmalloc_node+0x33/0x70 [ 865.161617] ? __kmalloc_node+0x33/0x70 [ 865.165585] ? rcu_read_lock_sched_held+0x108/0x120 [ 865.170604] __memcg_init_list_lru_node+0x169/0x270 [ 865.175623] ? list_lru_add+0x7c0/0x7c0 [ 865.179592] ? __kmalloc_node+0x47/0x70 [ 865.183569] __list_lru_init+0x544/0x750 [ 865.187634] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 865.193521] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 865.198548] ? lockdep_init_map+0x9/0x10 [ 865.202610] sget_userns+0x6b1/0xe40 [ 865.206321] ? kernfs_sop_show_path+0x190/0x190 [ 865.210991] ? kernfs_sop_show_options+0x180/0x180 [ 865.215921] ? destroy_unused_super.part.6+0xd0/0xd0 [ 865.221039] ? check_same_owner+0x320/0x320 [ 865.225365] ? rcu_pm_notify+0xc0/0xc0 [ 865.229259] ? rcu_read_lock_sched_held+0x108/0x120 [ 865.234273] ? kmem_cache_alloc_trace+0x459/0x740 [ 865.239113] ? lock_downgrade+0x980/0x980 [ 865.243274] kernfs_mount_ns+0x13d/0x8b0 [ 865.247334] ? kernfs_super_ns+0x70/0x70 [ 865.251384] sysfs_mount+0xc2/0x1c0 [ 865.255000] ? sysfs_kill_sb+0x40/0x40 [ 865.258890] ? alloc_pages_current+0xbe/0x1e0 [ 865.263385] ? security_sb_copy_data+0x81/0xb0 [ 865.267966] mount_fs+0x66/0x2d0 [ 865.271331] vfs_kern_mount.part.26+0xc6/0x4a0 [ 865.275909] ? may_umount+0xa0/0xa0 [ 865.279533] ? _raw_read_unlock+0x22/0x30 [ 865.283680] ? __get_fs_type+0x8a/0xc0 [ 865.287572] do_mount+0xea4/0x2bb0 [ 865.291114] ? copy_mount_string+0x40/0x40 [ 865.295342] ? rcu_pm_notify+0xc0/0xc0 [ 865.299222] ? copy_mount_options+0x5f/0x2e0 [ 865.303608] ? rcu_read_lock_sched_held+0x108/0x120 [ 865.308604] ? kmem_cache_alloc_trace+0x459/0x740 [ 865.313431] ? kasan_check_write+0x14/0x20 [ 865.317663] ? copy_mount_options+0x1f7/0x2e0 [ 865.322156] SyS_mount+0xab/0x120 [ 865.325601] ? copy_mnt_ns+0xb30/0xb30 [ 865.329473] do_syscall_64+0x281/0x940 [ 865.333355] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 865.338885] ? syscall_return_slowpath+0x550/0x550 [ 865.343793] ? syscall_return_slowpath+0x2ac/0x550 [ 865.348717] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 865.354068] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 865.358892] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 865.364067] RIP: 0033:0x4552d9 [ 865.367240] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 865.374923] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 865.382175] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 865.389430] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 865.396694] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 865.403956] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000027 2018/04/03 19:31:51 executing program 0: r0 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x3) r2 = getpid() ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x0, 0x3500b, 0x200000000008, 0x2, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x0, 0x8, 0x16b, 0x800, 0x100000, 0x1ff, 0x46, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, r2, 0x1, r1, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x0) r3 = perf_event_open(&(0x7f000000a000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 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={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) socketpair(0x8, 0x7, 0x5, &(0x7f00000004c0)={0xffffffffffffffff}) sendmsg$kcm(r4, &(0x7f0000000bc0)={&(0x7f0000000500)=@rc={0x1f, {0x0, 0x82, 0x2, 0x8, 0x8, 0x1}, 0x7}, 0x80, &(0x7f0000000a00)=[{&(0x7f0000000580)="9ae88d72e846a6c1a5fd8e0d27ba0c20c0422f3882018f3bf863c138ba636f048e92319f3ee2c90e85125a4e74724b42cf5b8bc4f9d5d3a70a462a0687708c1d0876a86ed70238c99d9f7e6d4586a9f58a359035cd12d29a8a56506a63cba42ec5fcbb6887684f3989c6ee202fceac56aee545647c2ff4d04f5bb30c880a588e1a8e3e0610b079529991ba5de2544956844d54aa0a6284949d304f90c67f2a5fbdc7689aa3575d6e708aab7388d93f729c467f5f180ddb362983052905f99ba6bd601218434581ffac4a56f4b9c041829e976d4ace147a5b1cc0", 0xda}, {&(0x7f0000000680)="e5ce98ca20a426a4fc67839b371f280941b311f933201a45529a30d4e3b73d0637b527fa2def0a34f263e54976d3a123de67e8055dc04ada14c30b7817bb70a8b22a41864c4d7a637212f8c0489215e2a16c2163f389ecd4391ed96753ac7329aa991e3a9c41a272ee5021a29eb4da8b7735ba9e1cc2349c46fff56cc90230805b11cb61", 0x84}, {&(0x7f0000000740)="2e6e76b80ee3e791e579d858e98a352b2db6e81d2f26e46bd60130370ad9810621be8e82310f1c393d63dd41649ba2cf2c597dc7b4fc1e35de98223c485e820758185c11bafbadd4e9678299967a53f055f4ad5d9365c89510ee106d5e044a431f98297fd4b6cf222a978ad0469f4f63a8422922c7f2f09b390fbf516e15b57ca64955a9546e1df9b39c90b8c61c913d0cbfc681ab53382233ecb8e0757c873da7e73c37359a566c61c9e6bc265f2e81ec759a55", 0xb4}, {&(0x7f0000000800)="dce7341197d028da0a3a95d1291179b86cbe22d202f7b45d681b9b2d4afa3ab8f7cf427b92b1b354004c99b3977b217266fe7af09848d86932002f8a0304364e259070567d060f5486a9341ce2edc19b6a5810583b67318ba3bfecb17005f40747a9c99fdc485d781c66cb6c98b22cb5383eb94b737c7ada340cca1a9462293b56463fc4d36a5f6c114b3d035bb691519b9da3241fcc32d393133d252b2eac4552fd3e4c3226c75b770e58dd5cfd971d2cb7b540bcbdc30cea8fa89cc71e4f2411832fb2a2e35f612d8e69b9f3a3", 0xce}, {&(0x7f0000000940)="84aaf81c6409a7f3620926b0abd93ef19f6d89791cbb1884e4f9d8af1724f01bdde495bbc5f75211c3079dc0f4176d5e1d5b9566c38263e4c0409930bb1b55d61933dcedd1d852c671778463e6a36d9679db4208a19ac1d4028ebf9794ce9672", 0x60}, {&(0x7f00000009c0)="d9832fa3aae6741b91eb4dc7500529a304b1a5bf4305593d3521eee84dac21c6", 0x20}], 0x6, &(0x7f0000000a80)=[{0xf0, 0x0, 0x2, "ed65d856db01c2827ded7ed91e225ec368c63d995c8b6b0bfeab5002083b058a711a7f62ac6864e491b6161bd77fb86bb504c7f030d2b7fa8e087c2e45e7840351235a53cc1efe35ea2dc187c281b3de391293d6377717a51cb0fd87a4c541fa8c247b8802b8e677c79645120b4e361ef92d6b5d4fe60cf4067e013159e7e780a79f939663431b58ac672afbba2283c166d4ebc589d40b12b2356b7539ed860dab8ab9b1eed2a62823fc9c54e29fc63fc9ce3d8147f320360a21b2486883c352830e457252439c3e40ed074218c0da0d3a118a8f2c78d3c068b752120e4e8519"}, {0x48, 0x11f, 0x7, "241c02cd228362a7718b6deb6dcc1f718745b3cf7719b72a9356d84b1fe54116a7a9a3ad5a5aa6d29679ad03b936da569974"}], 0x138, 0x20000084}, 0x4010) close(r3) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc857e75c2ecafb1104058d8843") close(r1) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) sendmsg$kcm(r5, &(0x7f0000009f00)={&(0x7f0000009b80)=@ll={0x11, 0x18, 0x0, 0x1, 0xffe0000000000000, 0x6, @random="434de4d182c8"}, 0x80, &(0x7f0000009c00), 0x0, &(0x7f0000009c40)=ANY=[], 0x0, 0x4000000}, 0x4000000) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r6, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r5}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r5) sendmsg(r7, &(0x7f0000000140)={&(0x7f00000002c0)=@sco={0x1f, {0x4, 0x6a3a, 0x99, 0xffffffffffffcd58, 0xff, 0xffffffffffffffaf}}, 0x80, &(0x7f0000000080)=[{&(0x7f0000000340)="ebf2716387a78e98475956706ceecf4f691f0f64dfb2736aae935b7f8c8b4824eb0b99059de5958ea0fb81ea850657c27b1293c19343b34143d83d1c2ae986fab57bbc85c6b9f4fb2abb4d7cd4503b6455489b7ccbdf8e1be0183f09f69903b360c991de52fccfa2d9af45809b0eaa0ac1e9e2729078c6641c6ed2a4912937863e68512e66c8d19ae995af630d97", 0x8e}], 0x1, &(0x7f00000004c0), 0x0, 0x4000}, 0x4884) recvmsg(r7, &(0x7f0000000040)={&(0x7f0000006980)=ANY=[@ANYRES32=0x0], 0x1, &(0x7f0000006d00)=[{&(0x7f0000006c40)=""/181, 0xb5}], 0x1, &(0x7f0000000c00)=""/65, 0x41}, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r6, 0x40042409, 0x1) sendmsg(r8, &(0x7f0000001900)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000400)='v', 0x1}], 0x1, &(0x7f0000000440)=ANY=[]}, 0x0) recvmsg(r7, &(0x7f0000001140)={&(0x7f0000000f80)=@can={0x0, 0x0}, 0x80, &(0x7f0000001100)=[{&(0x7f0000001000)=""/211, 0xd3}], 0x1, 0x0, 0x0, 0x6}, 0x40) bpf$PROG_LOAD(0x5, &(0x7f0000001940)={0x7, 0x9, &(0x7f0000000440)=ANY=[@ANYBLOB="180000000500000000000000fcffffffbf298000f8ffffff0000000000000000850000001b000000dbf50e62095d2ca7b86a37beaf6ce0af00000000000000009500ddffffff0000"], &(0x7f0000001840)='syzkaller\x00', 0x3d, 0x42, &(0x7f0000001880)=""/66, 0x41000, 0x0, [], r10}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x6, 0x2, &(0x7f0000000000)=@raw=[@generic], &(0x7f0000000d80)='GPL\x00', 0x0, 0x67, &(0x7f00000001c0)=""/103, 0x0, 0x0, [], r9}, 0x48) 2018/04/03 19:31:51 executing program 7 (fault-call:1 fault-nth:40): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:51 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x20000000000000, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xbcf}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x6, 0x4, 0x6879, 0xb, 0x0, 0xffffffffffffffff, 0x0, [0x4]}, 0x2c) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000180)) mkdir(&(0x7f0000000040)='.', 0x10) ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f0000000100)=ANY=[@ANYBLOB="86000000000000000000000000000000c5bbe3152d2319d19fdc727af8"]) ioctl$PERF_EVENT_IOC_QUERY_BPF(r1, 0xc008240a, &(0x7f0000000140)=ANY=[@ANYRES32]) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x1) r3 = getpid() perf_event_open(&(0x7f0000000080)={0x1, 0xffffffc3, 0xff, 0x9, 0x8f, 0x6, 0x0, 0x6, 0x1000, 0xc, 0x0, 0x20, 0x1, 0x7, 0x6, 0x1, 0x6, 0xd, 0x9, 0x80000001, 0x9e8, 0x0, 0x3fc2, 0x7, 0x4, 0x7ff, 0x3ff, 0x2, 0xb1c1, 0x100, 0x6, 0x1, 0x5, 0xdb49, 0x1000, 0xa4, 0x4, 0x0, 0x0, 0x8, 0x5, @perf_config_ext={0xe11, 0x6c61}, 0x1008, 0x1, 0x1, 0x1, 0x5, 0x5}, r3, 0x0, r2, 0x1) perf_event_open(&(0x7f0000000240)={0x3, 0x70, 0x3, 0x5, 0xfffffffffffffffb, 0x9, 0x0, 0x2, 0x400, 0x5, 0x40, 0x8, 0x100000000, 0x9, 0x7ff, 0x1, 0x8000, 0x9, 0x0, 0x70a, 0x8, 0x4, 0x400, 0x500b, 0x7, 0x8000, 0x3, 0x1, 0x8, 0x4, 0x2, 0x5, 0x1, 0x400, 0x0, 0x157, 0x3, 0x9, 0x0, 0xd44, 0x1, @perf_config_ext={0x1ff, 0x3}, 0x20, 0x1, 0x7, 0x7, 0x58b, 0x3f, 0x3}, r3, 0x2, r1, 0x1) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000200)={r2, &(0x7f0000000340)}, 0x10) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000001fc0)={0xffffffffffffffff}) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000002000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r5, &(0x7f00000024c0)={&(0x7f0000002040)=@un=@file={0x0, './file0\x00'}, 0x80, &(0x7f0000001f40)=[{&(0x7f00000020c0)="73c7575b94a72990e177f86ed4835a72a65c1a6c6831eeb0c48163a47ab63bcb605c8450cc4798ff6521c2aa722d1a7105c8a07e6c", 0x35}], 0x1, &(0x7f0000002500)=ANY=[], 0x0, 0x40000}, 0x20000000) r6 = gettid() perf_event_open(&(0x7f0000001ac0)={0x1, 0x70, 0xffffffff, 0x835, 0x9, 0xffffffffffffff5f, 0x0, 0x1000, 0x42000, 0x3, 0x8, 0x80, 0x1, 0x4, 0x100000001, 0x9, 0xff, 0x8, 0x1000, 0x7, 0x7f, 0x200, 0xb715, 0x3, 0x7fffffff, 0xf0a, 0x40, 0x8000, 0x8, 0x7, 0xffffffffffffff74, 0x4, 0x6, 0x0, 0x7, 0x335, 0x3ff, 0x58, 0x0, 0x4, 0x1, @perf_bp={&(0x7f0000001a80), 0xe}, 0x244, 0x80000000, 0x82, 0x7, 0x5, 0x3, 0x80000001}, r6, 0xd, r0, 0x8) mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000200)='mqueue\x00', 0x0, &(0x7f000000a000)) r7 = getpid() perf_event_open(&(0x7f0000001a00)={0x0, 0x70, 0x0, 0x8, 0x0, 0x3, 0x0, 0xb8, 0x1000, 0x0, 0x3, 0x4, 0xfff, 0x4, 0x4dae, 0x40, 0x100000005, 0x6, 0x4, 0x0, 0x3, 0x753c, 0x6, 0x100, 0x1de, 0x6, 0x4, 0x1, 0x6, 0x4, 0x7, 0x3, 0x7fff, 0x80000000, 0x3, 0x8, 0x81, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000001880), 0x9}, 0x801, 0x400, 0x1, 0x4, 0x1, 0x9, 0x80000001}, r7, 0x7, r0, 0xb) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000004000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x4}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000002380)) mount(&(0x7f0000001c00)='./file0\x00', &(0x7f0000001c40)='./file0\x00', &(0x7f0000001c80)='devpts\x00', 0x40, &(0x7f0000001cc0)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001940)={r4, &(0x7f0000001e00)="e82494b19818fa1023e46991ed9f95f7b8fbbd4281dec3c0bd58f8941f57bd3e5606660bdf477b9ae1bc1ef8de48619156b1ffe2b1a614bc9dc307b8134b84d9f0ee1b9d7e8ba11e750930fc141aa69ff8f94fbca695aebc2a77feb483adc6da3fddc3d3e239fac698a1797c2945e6ec6969e41486b555209c79279cd7acee8801c1e7aff9a4a85c78f5f9f8a9f123d24e7685df0a2623292f9182a5ab228b0592065eb80b2dd25e6d9378523722ec559b3a8c1eb7adc5bc7a046a3f48005da54539383cd0901f", &(0x7f0000001840)="224ffa290a9257d78428391d66759393d1d045b1c21e0000000000000000"}, 0x20) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r8, &(0x7f0000001800)={&(0x7f0000000240)=@alg, 0x80, &(0x7f0000000740)=[{&(0x7f00000002c0)=""/83, 0x53}, {&(0x7f0000000340)=""/27, 0x1b}, {&(0x7f0000000380)}, {&(0x7f00000003c0)=""/40, 0x28}, {&(0x7f0000000400)=""/144, 0x90}, {&(0x7f00000004c0)=""/200, 0xc8}, {&(0x7f00000005c0)=""/60, 0x3c}, {&(0x7f0000000600)=""/105, 0x69}, {&(0x7f0000000680)=""/127, 0x7f}, {&(0x7f0000000700)=""/8, 0x8}], 0xa, &(0x7f0000000800)=""/4096, 0x1000}, 0x10000) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003900)={&(0x7f0000003400)=@can={0x0, 0x0}, 0x80, &(0x7f0000003840)=[{&(0x7f0000003480)=""/194, 0xc2}, {&(0x7f0000003580)=""/250, 0xfa}, {&(0x7f0000003680)=""/100, 0x64}, {&(0x7f0000003700)=""/14, 0xe}, {&(0x7f0000003740)=""/159, 0x9f}, {&(0x7f0000003800)=""/15, 0xf}], 0x6, &(0x7f00000038c0)=""/29, 0x1d, 0x5}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000003940)={0x4, 0x1a, &(0x7f0000001d00)=ANY=[@ANYBLOB="18000000030000000000000003000000dfd00c00fcffffff0000000000000000000803000101000000000000000000003d01f0fff0f3d370d000cdd82197608559b2f59b000017d2a687b6b71138a8c5149dec9a563761561eded4460cc7b04ab91d153a5f61394df1b7e3221c6834becd1cf17013c5085dfe2822774a29dc96ac42fbfb95fa222d625f0a24df8d5a03a351eba6182d32645d3de358a5070bc257c2656009796e9bba548fd6eae51e053d30f9b6c6dbc69c3be327aa45b8615d47b86f5036ac3e1bbe1f4de3e3176bbb54"], &(0x7f0000000380)='GPL\x00', 0xf172, 0x4b, &(0x7f00000018c0)=""/75, 0x41f00, 0x1, [], r9}, 0x48) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000000c0)) 2018/04/03 19:31:51 executing program 1: socketpair(0x18, 0x6, 0x10000, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000200)) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000080)) close(r2) close(r1) 2018/04/03 19:31:51 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:51 executing program 2: socketpair(0xa, 0x6, 0x9, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)='+!^(:securityposix_acl_access\'!em1user(\x00') bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f00000000c0)=0x5) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) 2018/04/03 19:31:51 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000100)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socket$kcm(0x29, 0x5, 0x0) close(r0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000040)}, 0x10) close(r1) 2018/04/03 19:31:51 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x6, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0x3bc, &(0x7f00001a7f05)=""/251}, 0x2e) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000001c0)={r0, 0x0, 0xe, 0xb6, &(0x7f0000000000)="43d0ee4ea56962731f27ff041d38", &(0x7f0000000100)=""/182}, 0x28) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, &(0x7f0000000300)=r0, 0xfffffffffffffe5e) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000200)) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x2f, &(0x7f0000000040)}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000002c0), 0x4) [ 866.031697] FAULT_INJECTION: forcing a failure. [ 866.031697] name failslab, interval 1, probability 0, space 0, times 0 [ 866.043070] CPU: 0 PID: 27606 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 866.050340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.059680] Call Trace: [ 866.062253] dump_stack+0x194/0x24d [ 866.065860] ? arch_local_irq_restore+0x53/0x53 [ 866.070506] ? __save_stack_trace+0x7e/0xd0 [ 866.074809] should_fail+0x8c0/0xa40 [ 866.078501] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 866.083586] ? kasan_kmalloc+0xad/0xe0 [ 866.087449] ? kmem_cache_alloc_trace+0x136/0x740 [ 866.092268] ? __memcg_init_list_lru_node+0x169/0x270 [ 866.097432] ? __list_lru_init+0x544/0x750 [ 866.101648] ? sget_userns+0x6b1/0xe40 [ 866.105513] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 866.110241] ? do_mount+0xea4/0x2bb0 [ 866.113927] ? SyS_mount+0xab/0x120 [ 866.117534] ? do_syscall_64+0x281/0x940 [ 866.121569] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 866.126911] ? find_held_lock+0x35/0x1d0 [ 866.130953] ? __lock_is_held+0xb6/0x140 [ 866.134996] ? check_same_owner+0x320/0x320 [ 866.139301] ? rcu_note_context_switch+0x710/0x710 [ 866.144208] should_failslab+0xec/0x120 [ 866.148158] kmem_cache_alloc_trace+0x4b/0x740 [ 866.152714] ? __kmalloc_node+0x33/0x70 [ 866.156662] ? __kmalloc_node+0x33/0x70 [ 866.160614] ? rcu_read_lock_sched_held+0x108/0x120 [ 866.165616] __memcg_init_list_lru_node+0x169/0x270 [ 866.170611] ? list_lru_add+0x7c0/0x7c0 [ 866.174563] ? __kmalloc_node+0x47/0x70 [ 866.178517] __list_lru_init+0x544/0x750 [ 866.182559] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 866.188421] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 866.193418] ? lockdep_init_map+0x9/0x10 [ 866.197462] sget_userns+0x6b1/0xe40 [ 866.201153] ? kernfs_sop_show_path+0x190/0x190 [ 866.205799] ? kernfs_sop_show_options+0x180/0x180 [ 866.210704] ? destroy_unused_super.part.6+0xd0/0xd0 [ 866.215789] ? check_same_owner+0x320/0x320 [ 866.220087] ? rcu_pm_notify+0xc0/0xc0 [ 866.223953] ? rcu_read_lock_sched_held+0x108/0x120 [ 866.228943] ? kmem_cache_alloc_trace+0x459/0x740 [ 866.233758] ? lock_downgrade+0x980/0x980 [ 866.237886] kernfs_mount_ns+0x13d/0x8b0 [ 866.241923] ? kernfs_super_ns+0x70/0x70 [ 866.245964] sysfs_mount+0xc2/0x1c0 [ 866.249563] ? sysfs_kill_sb+0x40/0x40 [ 866.253425] ? alloc_pages_current+0xbe/0x1e0 [ 866.257899] ? security_sb_copy_data+0x81/0xb0 [ 866.262459] mount_fs+0x66/0x2d0 [ 866.265802] vfs_kern_mount.part.26+0xc6/0x4a0 [ 866.270360] ? may_umount+0xa0/0xa0 [ 866.273964] ? _raw_read_unlock+0x22/0x30 [ 866.278088] ? __get_fs_type+0x8a/0xc0 [ 866.281951] do_mount+0xea4/0x2bb0 [ 866.285471] ? copy_mount_string+0x40/0x40 [ 866.289678] ? rcu_pm_notify+0xc0/0xc0 [ 866.293545] ? copy_mount_options+0x5f/0x2e0 [ 866.297925] ? rcu_read_lock_sched_held+0x108/0x120 [ 866.302914] ? kmem_cache_alloc_trace+0x459/0x740 [ 866.307734] ? kasan_check_write+0x14/0x20 [ 866.311942] ? _copy_from_user+0x99/0x110 [ 866.316064] ? copy_mount_options+0x1f7/0x2e0 [ 866.320533] SyS_mount+0xab/0x120 [ 866.323960] ? copy_mnt_ns+0xb30/0xb30 [ 866.327823] do_syscall_64+0x281/0x940 [ 866.331685] ? vmalloc_sync_all+0x30/0x30 [ 866.335805] ? _raw_spin_unlock_irq+0x27/0x70 [ 866.340276] ? finish_task_switch+0x1c1/0x7e0 [ 866.344745] ? syscall_return_slowpath+0x550/0x550 [ 866.349647] ? syscall_return_slowpath+0x2ac/0x550 [ 866.354550] ? prepare_exit_to_usermode+0x350/0x350 [ 866.359540] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 866.364880] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 866.369701] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 866.374863] RIP: 0033:0x4552d9 [ 866.378033] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 866.385714] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 866.392955] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 866.400199] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 866.407443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 866.414687] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000028 2018/04/03 19:31:52 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000b00)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000b40), 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000b80)={r2, r3}) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x4, 0x0, 0xfff, 0x0, 0xffffffffffffffff, 0x0, [0x140]}, 0x2a) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x1e, 0x0, 0x3, 0x6, 0x1, r4, 0x6773}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000cc0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x1, 0x2, 0x7, 0x8001, 0x10, 0xffffffffffffffff, 0x1}, 0x2c) sendmsg(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)}], 0x1}, 0x8000) sendmsg(r5, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x80}, 0x20000000) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000780)={r4, &(0x7f0000000680), &(0x7f00000006c0)=""/166}, 0x18) mount(&(0x7f0000000440)='./file0\x00', &(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='pstore\x00', 0x4, &(0x7f0000000640)="afb63e3ff55419f9e9572aabeb90d8184a20d3c850fa576f0f0d376978dcd77395a8eb26002ef5146d") r6 = perf_event_open(&(0x7f00000008c0)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000300)='./file0\x00', 0x60) r7 = perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x8}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r6, 0x2405, r6) close(r7) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r9 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xfb2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x80000000000, 0x6, 0x4, &(0x7f00000003c0)={0xffffffffffffffff}) recvmsg$kcm(r10, &(0x7f0000001b80)={&(0x7f0000000980), 0x80, &(0x7f0000001b00)=[{&(0x7f0000000a00)=""/178, 0xb2}, {&(0x7f0000000ac0)=""/60, 0x3c}, {&(0x7f0000001bc0)=""/4096, 0x1000}], 0x3, &(0x7f0000001b40)=""/9, 0x9, 0xc4ad}, 0x40000000) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000003700)={&(0x7f0000000280)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f00000036c0)=[{&(0x7f0000003400)=""/251, 0xfb}, {&(0x7f0000003500)=""/14, 0xe}, {&(0x7f0000003540)=""/107, 0x6b}], 0x3, 0x0, 0x0, 0x3ff}, 0x1) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)) close(r9) r11 = bpf$MAP_CREATE(0x0, &(0x7f0000dec000)={0x6, 0x4, 0x338d, 0x7}, 0x2c) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00000001c0)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000c88000)={r11, &(0x7f0000847f95), &(0x7f000089b000)}, 0x18) socketpair(0x10, 0x5, 0x3f, &(0x7f0000000840)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r12, 0x89e1, &(0x7f0000000880)={r8}) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000800)) 2018/04/03 19:31:52 executing program 7 (fault-call:1 fault-nth:41): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 866.459960] xprt_adjust_timeout: rq_timeout = 0! [ 866.526078] FAULT_INJECTION: forcing a failure. [ 866.526078] name failslab, interval 1, probability 0, space 0, times 0 [ 866.537459] CPU: 1 PID: 27632 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 866.544724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.554068] Call Trace: [ 866.556655] dump_stack+0x194/0x24d [ 866.560271] ? arch_local_irq_restore+0x53/0x53 [ 866.564921] ? __save_stack_trace+0x7e/0xd0 [ 866.569232] should_fail+0x8c0/0xa40 [ 866.572930] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 866.578014] ? kasan_kmalloc+0xad/0xe0 [ 866.581886] ? kmem_cache_alloc_trace+0x136/0x740 [ 866.586705] ? __memcg_init_list_lru_node+0x169/0x270 [ 866.591873] ? __list_lru_init+0x544/0x750 [ 866.596084] ? sget_userns+0x6b1/0xe40 [ 866.599951] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 866.604684] ? do_mount+0xea4/0x2bb0 [ 866.608384] ? SyS_mount+0xab/0x120 [ 866.611992] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 866.617343] ? find_held_lock+0x35/0x1d0 [ 866.621388] ? __lock_is_held+0xb6/0x140 [ 866.625440] ? check_same_owner+0x320/0x320 [ 866.629744] ? rcu_note_context_switch+0x710/0x710 [ 866.634658] should_failslab+0xec/0x120 [ 866.638614] kmem_cache_alloc_trace+0x4b/0x740 [ 866.643177] ? __kmalloc_node+0x33/0x70 [ 866.647138] __memcg_init_list_lru_node+0x169/0x270 [ 866.652135] ? list_lru_add+0x7c0/0x7c0 [ 866.656086] ? __kmalloc_node+0x47/0x70 [ 866.660047] __list_lru_init+0x544/0x750 [ 866.664093] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 866.669956] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 866.674955] ? lockdep_init_map+0x9/0x10 [ 866.678998] sget_userns+0x6b1/0xe40 [ 866.682696] ? kernfs_sop_show_path+0x190/0x190 [ 866.687347] ? kernfs_sop_show_options+0x180/0x180 [ 866.692258] ? destroy_unused_super.part.6+0xd0/0xd0 [ 866.697349] ? check_same_owner+0x320/0x320 [ 866.701652] ? rcu_pm_notify+0xc0/0xc0 [ 866.705527] ? rcu_read_lock_sched_held+0x108/0x120 [ 866.710524] ? kmem_cache_alloc_trace+0x459/0x740 [ 866.715343] ? lock_downgrade+0x980/0x980 [ 866.719477] kernfs_mount_ns+0x13d/0x8b0 [ 866.723520] ? kernfs_super_ns+0x70/0x70 [ 866.727569] sysfs_mount+0xc2/0x1c0 [ 866.731173] ? sysfs_kill_sb+0x40/0x40 [ 866.735045] ? alloc_pages_current+0xbe/0x1e0 [ 866.739520] ? security_sb_copy_data+0x81/0xb0 [ 866.744080] mount_fs+0x66/0x2d0 [ 866.747427] vfs_kern_mount.part.26+0xc6/0x4a0 [ 866.751988] ? may_umount+0xa0/0xa0 [ 866.755600] ? _raw_read_unlock+0x22/0x30 [ 866.759727] ? __get_fs_type+0x8a/0xc0 [ 866.763598] do_mount+0xea4/0x2bb0 [ 866.767121] ? copy_mount_string+0x40/0x40 [ 866.771332] ? rcu_pm_notify+0xc0/0xc0 [ 866.775205] ? copy_mount_options+0x5f/0x2e0 [ 866.779589] ? rcu_read_lock_sched_held+0x108/0x120 [ 866.784583] ? kmem_cache_alloc_trace+0x459/0x740 [ 866.789409] ? kasan_check_write+0x14/0x20 [ 866.793623] ? _copy_from_user+0x99/0x110 [ 866.797752] ? copy_mount_options+0x1f7/0x2e0 [ 866.802226] SyS_mount+0xab/0x120 [ 866.805656] ? copy_mnt_ns+0xb30/0xb30 [ 866.809523] do_syscall_64+0x281/0x940 [ 866.813387] ? vmalloc_sync_all+0x30/0x30 [ 866.817515] ? _raw_spin_unlock_irq+0x27/0x70 [ 866.821990] ? finish_task_switch+0x1c1/0x7e0 [ 866.826466] ? syscall_return_slowpath+0x550/0x550 [ 866.831377] ? syscall_return_slowpath+0x2ac/0x550 [ 866.836287] ? prepare_exit_to_usermode+0x350/0x350 [ 866.841282] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 866.846629] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 866.851457] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 866.856621] RIP: 0033:0x4552d9 [ 866.859787] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 866.867476] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 2018/04/03 19:31:52 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x5, 0x0, 0x1}, 0x2c) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x2, &(0x7f0000003000)={0x13, 0x0, 0x7ffff9, 0x0, 0x20000003, 0x0}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000005c0)={r0, &(0x7f00000003c0)}, 0x10) mount(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='ocfs2\x00', 0x0, &(0x7f00000001c0)) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000140)={0xffffffffffffffff, &(0x7f00000001c0)="8ab334"}, 0xfffffd0f) bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0x9, 0x7, &(0x7f0000000080)=@framed={{0x18, 0x0, 0x0, 0x0, 0xffffffffffffffe2, 0x0, 0x0, 0x0, 0x5}, [@alu={0x4, 0x2, 0xe, 0x1, 0x3, 0xfffffffe}, @alu={0x0, 0x851a, 0x9, 0x3, 0x9, 0xfffffff0, 0xfffffffffffffff8}], {0x95}}, &(0x7f0000000180)='GPL\x00', 0x1, 0x9c, &(0x7f0000000200)=""/156, 0x40f00, 0x1}, 0x48) getpid() bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000004c0)={0xffffffffffffffff, &(0x7f0000000340), &(0x7f0000000400)=""/170}, 0x18) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000380)={r0, &(0x7f0000000340)="dca085b70de3c83aa5c22de43c51e48dd5de9cc78e8a48c56af1d633a3cdeb", &(0x7f0000000500)=""/180}, 0x18) [ 866.874721] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 866.881970] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 866.889217] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 866.896464] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000029 2018/04/03 19:31:52 executing program 7 (fault-call:1 fault-nth:42): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 866.923517] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:31:52 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000100)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000008c0)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000180)={&(0x7f0000000040)='./file0\x00', r0}, 0xffffffef) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r1, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg$kcm(r2, &(0x7f0000000880)={&(0x7f0000000200)=@nl=@unspec, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000280)="5f4f0171d200e47d45eca683bc714bdba892ae30565d9bc0a05a1370ffe1d8425db95ab36b99767d079b9108b97e104f339fa45110e314e3e248190e8c36d50b2cbb6354a2cbb35425c14e40e5ba253a1fe4383788885a0852d5", 0x5a}, {&(0x7f0000000300)="520472b76ce4b5d3", 0x8}, {&(0x7f0000000340)="bf10e32950637cfdeb631cb1fb82cb6cae5c6a924c2aa4b6de293a144f14a4ec4990c3635b581554ef7aacc9940360e67e716a85b2bef669a169022f75205a5b50fdbd6d04452ca93988a9afeae5944c68624faea0934993d7bf80c620d8b7ed9fb250a0cb5ab9ae496ab02d10f515c3f692423f98d2de9a9cde68d6575cece19ce3c341839421d4d4fbc540b4d9279fd39d67b712cf289333648fb0bd7b655abf07867686e79fbf8554a69d87ed2034db7a1c18497f9839aaecbfe42efaff82c6c0bc1b758185fc505a77dc97cf0101d94142bff029d7da7ccf9736524bbfae0b", 0xe1}, {&(0x7f0000000440)="ef8b7a65f09e4a6b45226c1d527b4d83aa07b105de7e23fe08ca1140407d77f9d2e8c70a8256c147682fa51161f09237571790924384e2b7c2b45f137a768f30dc251f859b1d94bcc5466633d932851e5cdb3a5c421cf17a7dfae34f1c0e7eb027226b666bcb48de890e70a69b841a4f", 0x70}], 0x4, &(0x7f0000000500)=[{0x90, 0x104, 0x4, "c8a3188ff1ebccce4ae2d04d263dad4accb280856f02af958305dfd2ad4a605be23d18f6e2c0d0484f9cad771c94bcf56c3c04e8d2bc1cbe98c132cbe56cbdc352c0fa0f8ee235987211dd2abe6187975c6f64227c810fa96bdc675e3b5980493d0b559d6c9616dd7d24a73d85ff6775f183d2f455ee8a809861bda47d"}, {0x98, 0x110, 0x41216e48, "d6c9f8d7893c597e08d26c1f85848e054bfd996cb7f56c01d0c139292ec32350b926b5ac39206fdc011ed10d43e7a8e2c4b37aa21c9a3f87def72dc85fd10fa293b8815b13c443285d59d849eab2565aa7494f2019e831e62e57466d9dc1f4827c3cd5b3b4826caa246053bf2f7570d822382d935cd55265ac6843a0c440d868e3ec7fb30b"}, {0x20, 0x111, 0x58, "6276515237164343e9cb"}, {0x60, 0x0, 0x2, "c04260af827b947ec6b2f006b0a792b41751bc3ac256d6014868d149db7ad0525110bb224abd2e767e2b4ad15df1df393e84fc22b4c347dbc958b546178c4c4e960d339e98dd0568f5781a020f"}, {0xc0, 0x114, 0x3aa, "556c5c83e4310bd070787cbcc406cc86b874ea667ab653ef9619858e48f30624441359f19b2159d72a487cedda82a9c7fdce3c780be4a739a3359cbd39478fc8e4f83d3c8f11711e9c18c920b61df236ab8c712aeed3a7d3734ef7ce4863c44fa2f4a5128f728c373bad34b1024e1fa29f72a57a45a0c4f5c3e9211e333c863af8c6996aa05c396d3742f7e3bf5a3056835d4b9aae33121fbc61062f5e485d9b0da2bdc8cfa8dc842b699b"}, {0x110, 0x109, 0x3, "0996259cdd50de5fa99e00e5327e39e53ab5025bb2d5d689231ab27fc9379e0165f14e1af4284a14358afdc160fb97f79b9f2a06f1048292b673dc5ece3888f462eca830d426298058ae4eb89226921fa3cfd2c8905c76385252981b6c873842efa1f55d906b870b9ef99e3e98959fa8c7014daf5ffb3b020f589d7101ab71944a1b6b96e37fe6e983f16027eba40bc178725999bc752af2acc3c82829a19cba6e39e215fdf025bd1d154333bc82556902781000517b2164edcde85255eef23f7f4767f9380b6e6ddb311243f258995a277ec134d1c407f22b76242f1dbd7a140cbdf778f5153a25ac1e2b3ff91715cdf6c1f855471abade79"}], 0x378, 0x20000801}, 0x0) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) [ 866.990084] FAULT_INJECTION: forcing a failure. [ 866.990084] name failslab, interval 1, probability 0, space 0, times 0 [ 867.001432] CPU: 0 PID: 27653 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 867.008705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.018050] Call Trace: [ 867.020638] dump_stack+0x194/0x24d [ 867.024270] ? arch_local_irq_restore+0x53/0x53 [ 867.028985] ? should_fail+0x311/0xa40 [ 867.032874] should_fail+0x8c0/0xa40 2018/04/03 19:31:52 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:52 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r0) close(r0) [ 867.037411] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 867.042517] ? kasan_kmalloc+0xad/0xe0 [ 867.046415] ? kmem_cache_alloc_trace+0x136/0x740 [ 867.051280] ? __memcg_init_list_lru_node+0x169/0x270 [ 867.056465] ? __list_lru_init+0x544/0x750 [ 867.060700] ? sget_userns+0x6b1/0xe40 [ 867.064587] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 867.069338] ? do_mount+0xea4/0x2bb0 [ 867.073050] ? SyS_mount+0xab/0x120 [ 867.076683] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 867.082051] ? find_held_lock+0x35/0x1d0 [ 867.086115] ? __lock_is_held+0xb6/0x140 [ 867.090183] ? check_same_owner+0x320/0x320 [ 867.094508] ? rcu_note_context_switch+0x710/0x710 [ 867.099452] should_failslab+0xec/0x120 [ 867.103429] kmem_cache_alloc_trace+0x4b/0x740 [ 867.108011] ? __kmalloc_node+0x33/0x70 [ 867.111984] ? __kmalloc_node+0x33/0x70 [ 867.115959] ? rcu_read_lock_sched_held+0x108/0x120 [ 867.121002] __memcg_init_list_lru_node+0x169/0x270 [ 867.126025] ? list_lru_add+0x7c0/0x7c0 [ 867.130002] ? __kmalloc_node+0x47/0x70 [ 867.133982] __list_lru_init+0x544/0x750 2018/04/03 19:31:52 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x9, 0xd, &(0x7f0000000440)=ANY=[@ANYBLOB="18000000635c7d02000000000700000095000000000000000000008500000000000000000600800000003fe815000000000000004fc8ce1f098a8487940100000000000000853c61c2756b057a6b97a1a090efab3a1d8d1aec3b8e0ea75efd95a79032cb52210f40c6", @ANYRES32=r0, @ANYBLOB="0000000000000000080000000200000000800000000100007d270200a5ab6fd500000000000000009500000000000000c51880ba36a482f8329ceb722c1e4b169b11cb6a260f5b039348cacb8c78059e7c2336d4bb21e2645491dc51ed96aa4ff75edaf2668262bbce5acdf66186039938b4acdbfd9e4c834bb538f9cdce52a232fc6c7eed86cb18aa1bc2228d7339092db8442bd245dbe5b350dec922097f21be1119c68ef54590896ee7c9cb96"], &(0x7f00000000c0)='syzkaller\x00', 0x5, 0x46, &(0x7f0000000200)=""/70, 0x40f00, 0x1}, 0x48) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000080)='./file0\x00', r0}, 0x10) r3 = getpid() perf_event_open(&(0x7f00000003c0)={0x2, 0x70, 0x6, 0x7, 0x7f, 0x101, 0x0, 0x80000001, 0x40c0, 0x9, 0x5, 0x1, 0x40, 0x5, 0x7d0000000000000, 0x9, 0xe0e6, 0xd8a0, 0x4, 0x7, 0x0, 0x1ff, 0x7f, 0x5516, 0x2, 0x641a, 0xda, 0x1f, 0x7, 0xffffffffffffffff, 0x0, 0x8, 0x4, 0x10000, 0x1, 0x2, 0x20, 0x1, 0x0, 0x3, 0x4, @perf_bp={&(0x7f0000000040), 0x2}, 0x20001, 0x3, 0x5, 0x5, 0x6, 0x4, 0x7}, r3, 0x9, r1, 0x3) ioctl$PERF_EVENT_IOC_REFRESH(r2, 0x2402, 0x9) [ 867.138043] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 867.143923] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 867.148942] ? lockdep_init_map+0x9/0x10 [ 867.153001] sget_userns+0x6b1/0xe40 [ 867.156715] ? kernfs_sop_show_path+0x190/0x190 [ 867.161395] ? kernfs_sop_show_options+0x180/0x180 [ 867.166322] ? destroy_unused_super.part.6+0xd0/0xd0 [ 867.171436] ? check_same_owner+0x320/0x320 [ 867.175757] ? rcu_pm_notify+0xc0/0xc0 [ 867.179654] ? rcu_read_lock_sched_held+0x108/0x120 [ 867.184671] ? kmem_cache_alloc_trace+0x459/0x740 [ 867.189509] ? lock_downgrade+0x980/0x980 [ 867.193660] kernfs_mount_ns+0x13d/0x8b0 [ 867.197712] ? kernfs_super_ns+0x70/0x70 [ 867.201774] sysfs_mount+0xc2/0x1c0 [ 867.205396] ? sysfs_kill_sb+0x40/0x40 [ 867.209272] ? alloc_pages_current+0xbe/0x1e0 [ 867.213745] ? security_sb_copy_data+0x81/0xb0 [ 867.218316] mount_fs+0x66/0x2d0 [ 867.221677] vfs_kern_mount.part.26+0xc6/0x4a0 [ 867.226254] ? may_umount+0xa0/0xa0 [ 867.229873] ? _raw_read_unlock+0x22/0x30 [ 867.234020] ? __get_fs_type+0x8a/0xc0 [ 867.237903] do_mount+0xea4/0x2bb0 [ 867.241444] ? copy_mount_string+0x40/0x40 [ 867.245661] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 867.250656] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 867.255403] ? retint_kernel+0x10/0x10 [ 867.259277] ? copy_mount_options+0x175/0x2e0 [ 867.263755] ? copy_mount_options+0x1f7/0x2e0 [ 867.268239] SyS_mount+0xab/0x120 [ 867.271683] ? copy_mnt_ns+0xb30/0xb30 [ 867.275552] do_syscall_64+0x281/0x940 [ 867.279421] ? vmalloc_sync_all+0x30/0x30 [ 867.283550] ? _raw_spin_unlock_irq+0x27/0x70 [ 867.288029] ? finish_task_switch+0x1c1/0x7e0 [ 867.292503] ? syscall_return_slowpath+0x550/0x550 [ 867.297406] ? syscall_return_slowpath+0x2ac/0x550 [ 867.302308] ? prepare_exit_to_usermode+0x350/0x350 [ 867.307308] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 867.312666] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 867.317486] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 867.322649] RIP: 0033:0x4552d9 [ 867.325817] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 867.333517] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 867.340777] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 867.348038] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 867.355300] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 867.362564] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002a 2018/04/03 19:31:53 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) sendmsg$kcm(r1, &(0x7f0000000180)={&(0x7f0000000040)=@llc={0x1a, 0x321, 0x26530, 0x8001, 0x400, 0x2, @random="293869cfce02"}, 0x80, &(0x7f00000000c0), 0x0, &(0x7f0000000100)=[{0x30, 0x119, 0x6, "9e246cffc76a4d1b5cc8aa1f0904b0f56fd1b9116bb62e4728"}, {0x10, 0x117, 0x4}], 0x40, 0x10}, 0x800) close(r0) 2018/04/03 19:31:53 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) socketpair(0x10, 0x4, 0x9, &(0x7f0000000180)) sendmsg(r0, &(0x7f0000000480)={&(0x7f0000000040)=@nfc={0x27, 0x1, 0x2, 0x3}, 0x80, &(0x7f0000000400)=[{&(0x7f00000000c0)="bad29fdfa6611d7110d7b0484e3da86b216c12284ade70a7df603461b0913fac4a01569532c1a0a5b54ff78606d1b92409b05dde4821799e3fee7b60b2b280543f116f2df0cf7c9f9dad29c955d564dcfddbc9406ec27b7c1ec8beca490a71983df8fa453b134eb6804b5707ce02", 0x6e}, {&(0x7f0000000200)="33638eb49be5f0bebbd8819f2a3883fe71389ea014ed8e86efa5fdb395dad5cc5e8066b2d11e796251b7a31cdf03e4837534ff04f8209cda11ec63c0dd13c96a11dfd55e75de9b2b4355981f6bd0feb0a07e3a309164f2eaa45ab26f56857275790b3f5cd09579204fd9620c449af47a86c51da7b5a9a013c177c395f9b760661f888ec87b24ea7d538ff196dfca9d70c8acec75d6e602b5a7d313dd5f36e66dadc040ce8caba59504608aa8c8", 0xad}, {&(0x7f00000002c0)="d07a070dd130c351cdb63c6cf592469c06239fa300c7f2b9920960bde7406965c0781e13622572cc2f15189bb80298c9aa7210550bbc82411d48e626e538ec3287f8b44591b07935447c2ee82a4113438967c78763c066bc626dc6713996edfce27b65ac48ee9f205ca932dd5065d6b8f2d850a59e57c26571210542ca", 0x7d}, {&(0x7f0000000340)="56b650e0c0618793fb06e8600156b58102a7d645386d68f7dd94c55d90aa305b69d5e553f444262b8d66d3d51fa4acb8e100d765af9c4a9bd40aeeb207484071573b38ec7a3899708ac02468571c76f08cee093eaa437e51fe9ab9e901616de7c288b6d01a305aa24e6cf99194a2c64ffa4cae97040da34a7d6ed07804f704e940d9a479d6b86cc71e22", 0x8a}, {&(0x7f0000000180)}], 0x5, 0x0, 0x0, 0x40}, 0x20008040) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r1, &(0x7f00000004c0)="e8b75d0b04c5c507837c11f0fb6cd9f352f5f82e7522e15753f30bdd906f202014a5b19098bc80c08d8abd5dba25610c72b1644d770a4f120693d943f46a673d5f4a24928f03e62af704477d966ed362031e4bcf979f6f67549219212e24020f1acfa62b4a612719409fd18b7380b7ad5de01c645fad40089c3973078f2916ea493f54744add2fb652397605c48ad922c4b0eb669c22163eb6bb9e9f4b5712d3dc78c88536205b7301230943a2641b2c10871ca9de743652d4678b2e8f0ff6", &(0x7f0000000580)="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", 0x3}, 0x20) close(r1) close(r0) 2018/04/03 19:31:53 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000011000)={0xf, 0x4, 0x4, 0x7fffffe}, 0x2c) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000040)) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x9, 0x6, 0x6, 0x5, 0x6, r0, 0xfffffffffffffffd}, 0x2c) 2018/04/03 19:31:53 executing program 0: r0 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000180)=0xffffffff, 0x4) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000001c0)={&(0x7f0000000140)='./file0\x00', r0}, 0xfffffffffffffe8b) socketpair(0x4, 0xa, 0xffffffffffff3a38, &(0x7f0000000200)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f00000002c0)='lovboxnet1md5sumeth0em1vmnet0,(nodevwlan0ppp0:$\x00') bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000240)=ANY=[@ANYBLOB="8500f1a1cb52dd26e298483583b200000100000000c7ddfbfd0095000000000000006f5d429d11f93b30398762e78a80fb3d38e04da16eab26e904d50731da0eac7ace0000"], &(0x7f0000e6bffc)="47ff3300", 0x5, 0x99, &(0x7f0000000000)=""/153}, 0xc9) 2018/04/03 19:31:53 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0xf, 0x1, 0x5, 0x9}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000000), &(0x7f0000000080), 0xab427ab5479d742e}, 0x20) 2018/04/03 19:31:53 executing program 7 (fault-call:1 fault-nth:43): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:53 executing program 2: socketpair(0x0, 0xb, 0x7, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000380)={r0, &(0x7f0000000200)="f8740307a1a8064e5184392022dec5b20f98b188ee83b72e3daecc70c9ae7381dd15d8a9d22d7d9daf1ead70f5f101cf50035e4b053cd0af75bf9cdb1ff6fa3e19c121a94257783e46c533d29b0e45e3ba968442080654986cd7942fc466813c8a55e9198521f65d777fa0dbd54a4b7cf62d1b7ceddf5664a64514d074cb914118b26d3ef26f2d77234ec171e6762fc964814fa41508635f4b63b3b90364b9affff3e1245c329b69aa7b793b69a15129d0dffa4815a1519431f6636c422c0cb0e80183f050ff94888e33f09c6da42ff2af0506e5ce92a55f55df1191e65dbf99a1ba6384aadaa63f05af5576edf8c808fb83e4", &(0x7f0000000300)=""/66}, 0x18) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r4, 0x50, &(0x7f0000000040)={0x0, 0x0}}, 0x10) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f00000003c0)={r3}) close(r1) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=r5, 0x4) close(r3) 2018/04/03 19:31:53 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) socketpair$ax25(0x3, 0x7, 0xc4, &(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) [ 868.111790] FAULT_INJECTION: forcing a failure. [ 868.111790] name failslab, interval 1, probability 0, space 0, times 0 [ 868.123061] CPU: 1 PID: 27689 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 868.130333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.139683] Call Trace: [ 868.142273] dump_stack+0x194/0x24d [ 868.145906] ? arch_local_irq_restore+0x53/0x53 [ 868.150576] ? __save_stack_trace+0x7e/0xd0 [ 868.154903] should_fail+0x8c0/0xa40 [ 868.158618] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 868.163722] ? kasan_kmalloc+0xad/0xe0 [ 868.167605] ? kmem_cache_alloc_trace+0x136/0x740 [ 868.172447] ? __memcg_init_list_lru_node+0x169/0x270 [ 868.177636] ? __list_lru_init+0x544/0x750 [ 868.181873] ? sget_userns+0x6b1/0xe40 [ 868.185762] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 868.190514] ? do_mount+0xea4/0x2bb0 [ 868.194224] ? SyS_mount+0xab/0x120 [ 868.197845] ? do_syscall_64+0x281/0x940 [ 868.201906] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 868.207271] ? find_held_lock+0x35/0x1d0 [ 868.211331] ? __lock_is_held+0xb6/0x140 [ 868.215399] ? check_same_owner+0x320/0x320 [ 868.219725] ? rcu_note_context_switch+0x710/0x710 [ 868.224656] should_failslab+0xec/0x120 [ 868.228629] kmem_cache_alloc_trace+0x4b/0x740 [ 868.233213] ? __kmalloc_node+0x33/0x70 [ 868.237186] ? __kmalloc_node+0x33/0x70 [ 868.241166] ? rcu_read_lock_sched_held+0x108/0x120 [ 868.246193] __memcg_init_list_lru_node+0x169/0x270 [ 868.251208] ? list_lru_add+0x7c0/0x7c0 [ 868.255175] ? __kmalloc_node+0x47/0x70 [ 868.259149] __list_lru_init+0x544/0x750 [ 868.263211] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 868.269091] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 868.274111] ? lockdep_init_map+0x9/0x10 [ 868.278174] sget_userns+0x6b1/0xe40 [ 868.281882] ? kernfs_sop_show_path+0x190/0x190 [ 868.286550] ? kernfs_sop_show_options+0x180/0x180 [ 868.291479] ? destroy_unused_super.part.6+0xd0/0xd0 [ 868.296589] ? check_same_owner+0x320/0x320 [ 868.300914] ? rcu_pm_notify+0xc0/0xc0 [ 868.304797] ? rcu_read_lock_sched_held+0x108/0x120 [ 868.309791] ? kmem_cache_alloc_trace+0x459/0x740 [ 868.314613] ? lock_downgrade+0x980/0x980 [ 868.318742] kernfs_mount_ns+0x13d/0x8b0 [ 868.322781] ? kernfs_super_ns+0x70/0x70 [ 868.326818] sysfs_mount+0xc2/0x1c0 [ 868.330416] ? sysfs_kill_sb+0x40/0x40 [ 868.334280] ? alloc_pages_current+0xbe/0x1e0 [ 868.338750] ? security_sb_copy_data+0x81/0xb0 [ 868.343309] mount_fs+0x66/0x2d0 [ 868.346651] vfs_kern_mount.part.26+0xc6/0x4a0 [ 868.351204] ? may_umount+0xa0/0xa0 [ 868.354806] ? _raw_read_unlock+0x22/0x30 [ 868.358927] ? __get_fs_type+0x8a/0xc0 [ 868.362789] do_mount+0xea4/0x2bb0 [ 868.366304] ? copy_mount_string+0x40/0x40 [ 868.370514] ? rcu_pm_notify+0xc0/0xc0 [ 868.374378] ? copy_mount_options+0x5f/0x2e0 [ 868.378759] ? rcu_read_lock_sched_held+0x108/0x120 [ 868.383749] ? kmem_cache_alloc_trace+0x459/0x740 [ 868.388569] ? kasan_check_write+0x14/0x20 [ 868.392781] ? copy_mount_options+0x1f7/0x2e0 [ 868.397252] SyS_mount+0xab/0x120 [ 868.400679] ? copy_mnt_ns+0xb30/0xb30 [ 868.404542] do_syscall_64+0x281/0x940 [ 868.408402] ? vmalloc_sync_all+0x30/0x30 [ 868.412522] ? _raw_spin_unlock_irq+0x27/0x70 [ 868.416991] ? finish_task_switch+0x1c1/0x7e0 [ 868.421465] ? syscall_return_slowpath+0x550/0x550 [ 868.426370] ? syscall_return_slowpath+0x2ac/0x550 [ 868.431275] ? prepare_exit_to_usermode+0x350/0x350 [ 868.436275] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 868.441612] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 868.446431] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 868.451592] RIP: 0033:0x4552d9 [ 868.454753] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:31:53 executing program 2: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000004c0)={0xffffffffffffff9c}) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000500)={0xffffffffffffffff}) socketpair(0x8, 0x80000, 0x100000001, &(0x7f0000000540)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000580)={r1, r2}) r3 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100), 0x3e2, &(0x7f0000000000)}, 0x50) close(r5) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000100)={r3, &(0x7f0000000040)="4b589dfdabc4b747e3caf96910db3d35c8de38a1e25e12127c90b36b73f10e2a2be9f4495d", &(0x7f00000000c0)=""/40}, 0x18) close(r4) 2018/04/03 19:31:54 executing program 6: r0 = socket$kcm(0x29, 0x2, 0x0) socketpair(0x14, 0xe, 0x1, &(0x7f00000008c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f00000001c0)={r2}) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000180)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000200)="dfcf01333e43aa76489cb20534dc2c72263a85af00f26d009f", &(0x7f0000000240)}, 0x20) socketpair(0x1f, 0x80000, 0xbff5, &(0x7f0000000080)) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0xc, 0x5, &(0x7f0000000200)=ANY=[@ANYBLOB="1800000b4e0000000000000000000000f43fc99d52d691e500400000000000002000000000000000"], &(0x7f0000000240)='GPL\x00', 0x8, 0xb4, &(0x7f0000000280)=""/180}, 0x48) 2018/04/03 19:31:54 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000040)={r1, r1}) close(r2) recvmsg(r1, &(0x7f0000000580)={&(0x7f0000000080)=@nfc, 0x80, &(0x7f0000000400)=[{&(0x7f0000000100)=""/30, 0x1e}, {&(0x7f0000000200)=""/107, 0x6b}, {&(0x7f0000000280)=""/234, 0xea}, {&(0x7f0000000380)=""/112, 0x70}, {&(0x7f0000000180)=""/12, 0xc}], 0x5, &(0x7f0000000480)=""/211, 0xd3, 0x6}, 0x40) close(r0) 2018/04/03 19:31:54 executing program 6: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x6, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18020000000000000000000000000000850000003600000005000000000000009500000000000000"], &(0x7f0000000040)='syzkaller\x00', 0x1, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000100)={r0, 0x0, 0xe, 0x12, &(0x7f0000000400)="222fea09601182605aecc6378847", &(0x7f00000003c0)=""/18}, 0x28) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000080)) 2018/04/03 19:31:54 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) close(r0) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000800)=[{&(0x7f00000007c0)="902cdf260167ac7a7c326680cf47a3228cb856a806f188fc157f11ddd2f6", 0x1e}, {&(0x7f0000000200)="089e6ad332ab64e6875a8df2e63f8d081303ad6c8e9eb52ef8eeda3a2ac88d1f4b5a9a2b97b437d723e954324cb019a0d5cf16a2e8ccb474dc250f4459075bee8fb8332dc761dd0161857817e0a5b238c6a8c5b7433692978ae68a67af4299db99a2ce4ffb090d96e8a1d33687bdb7aabc835ff20e305ab976511eb931dc8b4a702669890c1d51fe1016a1b7514c6f9d0e8b3746139a120fd676cf783b380651572662271786a8d745461db778e6d95f0e8ad16e5bb6a8d65273f322781c8561af97efcafda323df5279ff2cad7c15", 0xcf}, {&(0x7f00000000c0)="2535dfaf8f8986efc932e4ae2e53bf52d6c2f486c9662ba4b36b479e1c16f62821d79e1decc0d919d3e5384d601ba79fbf0288b6be572fae1e9ea5399ba1d3126d2bda3a060057e23967d6bc79d3a830a20dd1281c677ce57590f85f644726cfebe247559828312ca07a", 0x6a}, {&(0x7f0000000300)="f0e7b351816a3a89cdff66a21d261cce32f4ac16f3b65aba76d47756405f6774f266e36aa7eb77d8edf089eb2abacfb9a977c3fdc57c174368afb558c62eaf9088dd", 0x42}, {&(0x7f0000000380)="fd2530067733ed44990239f013f6d2556fbcccff2714100c27f7c40749fd7bd18ee756baa36d72b7f4d1e7fd94ad648c538836bb5ee65d5748e989e39204d3d39a29ac78a2d0efe0ff741850b3c7982eadf6faf4670553c383b59eaaf0d354094b03649f3291fec4401bde315855daf857db4f9535e950bdbc7ce9925ccb916ae350d2ca6a30654a838b34713d322134bac7f71909ec59204e65da877326a3ff", 0xa0}, {&(0x7f0000000440)="647fb318223fa5b6c203d805b0ddc965d760f207d5f6a18dcd314882d853af11e4af0212a56393214a26e613746ba72a712b12c915e6b3faf9131301fd4b80c7e8061e5c5cd2e33345a601fa79e7171479158e1be977c564e49846c9c21d98f013cc7b3fd39fadf87a60aa28b352b6a00efdbaec0f1354dd5c404c02868b899d842edc287596843fd76aba82c42496452a8d4d3bf859425b8029967047075aa38340c9f4cefe2a7f70479a3cc057338d37ddd25b4741feb8a6f4dbfe38be9736", 0xc0}, {&(0x7f0000000180)="46661669653a07ea198de2df409217feb142677494b95616", 0x18}, {&(0x7f00000008c0)="ac015b7ef3d63e0c2f96db73f4d06cbcd91c3b52ac89724082d93ea60451f79fe1b92485c49b3ce93fd2207a12569cf791c935ea6ff4093907ec728965f1569757869fbeeba0c61eab8961e82be9473fabfa2a4d2fd06fdb2b7949cc6eaa428eb3336d30e02f8341773485593494b4e6146b775b01ef06763f9539baefbe7aaa2b1cf4e93d967c0a015e07bdc448e06c98ae00e046abf5ac6c741a8c3b6b485d7a35bcf02adbfd218e2c", 0xaa}, {&(0x7f00000005c0)="ac8e35f8187941e458fa03547fb6f6ecb3cad09eed6c100e1d177ed6262213121529a1596e0d8372e7ecf07e4d952cda0ff9251cdcbd7d6393ae10c0a0e04338a9b9ebae54a87b64352a2c57723e60294251e8955e70c7974cbb6c24f95c457bb6ebc49d37008a923a51bc9b63788065", 0x70}, {&(0x7f0000000640)="d440907445e8ca4e596221824d56f6b71890cd8eaf1f7a2ba18fadc288be24022af001dccd9a89a18507fe480850bbbd473190ae62ef54218a17dc68054b7b88b4d8aa8f4bfd179900d425af057d3eacdc64c36efb6549ea1cdc61c69960e1a7bb58e61e2bdbdab40829b6e44cfcbdc7c42a87f481cb492f9e5200a2ecd4ee0dcbb8bf47c0e48f", 0x87}], 0xa, &(0x7f0000000000)}, 0x800) close(r1) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000040)=0x6) close(r2) 2018/04/03 19:31:54 executing program 5: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000000c0)={0x0, 0x9, 0x18}, 0xc) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000001c0)={r0, &(0x7f0000000100)="09be04b233d25691b62bb3808e350222a996c8679e7283c5459f1ae0932e5cad4e040a1ad8a9e3c75d7d72cfa22abff69b0270e5ed14f5bf2a26096ac2b06d308f3e3d56401d734291410cd98f1c28898428dbd09915ff076159836d98b0d037f2321e493a451b62e8cb387e03b04d84eee8c9559c0646eea8ebcbd1ff"}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={0xffffffffffffffff, 0x28, &(0x7f0000000040)}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x4, 0x4, 0x5, 0x0, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r1, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) [ 868.462437] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 868.469678] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 868.476921] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 868.484163] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 868.491415] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002b 2018/04/03 19:31:54 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000000000000002800000850000000000000095"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0xc, 0x2, 0x2, 0x100000000000, 0xb, 0xffffffffffffffff, 0x43}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xf, 0x5, &(0x7f00000002c0)=@framed={{0x18}, [@jmp={0x5, 0x0, 0x5, 0x0, 0x0, 0x1}], {0x95}}, &(0x7f00000003c0)='syzkaller\x00', 0x100000080000001, 0x183, &(0x7f0000000300)=""/187}, 0x48) r0 = socket$kcm(0x29, 0x5, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000440)={&(0x7f0000000400)='./file0/file0\x00', 0x0, 0x18}, 0x10) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000940)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000980)={r1}) 2018/04/03 19:31:54 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) close(r0) 2018/04/03 19:31:54 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000040)}, 0x40) close(r1) close(r0) 2018/04/03 19:31:54 executing program 7 (fault-call:1 fault-nth:44): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:54 executing program 6: socketpair(0x5, 0x7, 0x6, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000080)=0x5) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/03 19:31:54 executing program 5: 2018/04/03 19:31:54 executing program 0: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x69}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000240)={0x0, r0, 0x4, 0x1}, 0x14) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000180)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='ufs\x00', 0x0, &(0x7f0000000240)) 2018/04/03 19:31:54 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xc, 0x5, 0x2e, 0x1, 0x1, 0xffffffffffffffff, 0x3}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000200)="15d67401a998d639b158e72484ca1ecd0f549b00ecb663b31342f30519b2b545391577c98969f391880140d2ac81b0ff4aeb21f52748c3fde199b178ca8218c4eeece6d941eeb41f9ed4c6b027220b60cc2f6f1d95862581eb7909538e7aade9c4e99cfba8a6e8cf205568a619d7096a58f3f22c65aee08d60d91f9141b5f948f085f80f112ed1a43ecfb764696e81413abb3f08285af90a267edb9390be36f0439e54d7cb", &(0x7f00000002c0)="04a19d946ba43fe802423d999da79bc87b7f7520ccbb9f0cc430efe0246cdefe87d971b3dc7b6820e46ea6130c3857bf57c4b205c296b843fd745a3edee83448d251"}, 0x20) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000480)={0xf, 0xb, &(0x7f0000000340)=ANY=[@ANYBLOB="181422e0d79abe15854ce36228351f000000950000000000000000000000000000008500000002000000000c000000000000481f800004000000000000000000000095000000000000000000000000000000000000000000"], &(0x7f0000000100)='syzkaller\x00', 0x4, 0x85, &(0x7f00000003c0)=""/133, 0x41f00, 0x1}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r1, 0x50, &(0x7f0000000500)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r2, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r3) close(r2) 2018/04/03 19:31:54 executing program 5: r0 = bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x6, 0x3, &(0x7f0000dbc000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x7, 0xffffff9c}, [], {0x95}}, &(0x7f0000000000)="47ff3300", 0x1, 0x99, &(0x7f0000000000)=""/153}, 0x48) socketpair(0x0, 0xfffffffffffffffe, 0x3f, &(0x7f0000000100)) socketpair(0x1f, 0x0, 0x0, &(0x7f00000002c0)) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x9c, &(0x7f00000000c0)="66a0e93be750deac3106a1ddcec3", &(0x7f0000000180)=""/156}, 0x28) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000140)) [ 869.096345] FAULT_INJECTION: forcing a failure. [ 869.096345] name failslab, interval 1, probability 0, space 0, times 0 [ 869.107652] CPU: 0 PID: 27763 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 869.114923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.124269] Call Trace: [ 869.126847] dump_stack+0x194/0x24d [ 869.130467] ? arch_local_irq_restore+0x53/0x53 [ 869.135120] ? __save_stack_trace+0x7e/0xd0 [ 869.139431] should_fail+0x8c0/0xa40 [ 869.143127] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 869.148213] ? kasan_kmalloc+0xad/0xe0 [ 869.152079] ? kmem_cache_alloc_trace+0x136/0x740 [ 869.156898] ? __memcg_init_list_lru_node+0x169/0x270 [ 869.162062] ? __list_lru_init+0x544/0x750 [ 869.166273] ? sget_userns+0x6b1/0xe40 [ 869.170138] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 869.174866] ? do_mount+0xea4/0x2bb0 [ 869.178555] ? SyS_mount+0xab/0x120 [ 869.182158] ? do_syscall_64+0x281/0x940 [ 869.186208] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 869.191555] ? find_held_lock+0x35/0x1d0 [ 869.195598] ? __lock_is_held+0xb6/0x140 [ 869.199645] ? check_same_owner+0x320/0x320 [ 869.203947] ? rcu_note_context_switch+0x710/0x710 [ 869.208864] should_failslab+0xec/0x120 [ 869.212819] kmem_cache_alloc_trace+0x4b/0x740 [ 869.217376] ? __kmalloc_node+0x33/0x70 [ 869.221327] ? __kmalloc_node+0x33/0x70 [ 869.225280] ? rcu_read_lock_sched_held+0x108/0x120 [ 869.230282] __memcg_init_list_lru_node+0x169/0x270 [ 869.235278] ? list_lru_add+0x7c0/0x7c0 [ 869.239232] ? __kmalloc_node+0x47/0x70 [ 869.243195] __list_lru_init+0x544/0x750 [ 869.247243] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 869.253107] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 869.258106] ? lockdep_init_map+0x9/0x10 [ 869.262146] sget_userns+0x6b1/0xe40 [ 869.265842] ? kernfs_sop_show_path+0x190/0x190 [ 869.270491] ? kernfs_sop_show_options+0x180/0x180 [ 869.275397] ? destroy_unused_super.part.6+0xd0/0xd0 [ 869.280493] ? check_same_owner+0x320/0x320 [ 869.284792] ? rcu_pm_notify+0xc0/0xc0 [ 869.288664] ? rcu_read_lock_sched_held+0x108/0x120 [ 869.293659] ? kmem_cache_alloc_trace+0x459/0x740 [ 869.298475] ? lock_downgrade+0x980/0x980 [ 869.302608] kernfs_mount_ns+0x13d/0x8b0 [ 869.306648] ? kernfs_super_ns+0x70/0x70 [ 869.310695] sysfs_mount+0xc2/0x1c0 [ 869.314299] ? sysfs_kill_sb+0x40/0x40 [ 869.318164] ? alloc_pages_current+0xbe/0x1e0 [ 869.322646] ? security_sb_copy_data+0x81/0xb0 [ 869.327207] mount_fs+0x66/0x2d0 [ 869.330557] vfs_kern_mount.part.26+0xc6/0x4a0 [ 869.335116] ? may_umount+0xa0/0xa0 [ 869.338725] ? _raw_read_unlock+0x22/0x30 [ 869.342853] ? __get_fs_type+0x8a/0xc0 [ 869.346728] do_mount+0xea4/0x2bb0 [ 869.350248] ? copy_mount_string+0x40/0x40 [ 869.354463] ? rcu_pm_notify+0xc0/0xc0 [ 869.358333] ? copy_mount_options+0x5f/0x2e0 [ 869.362718] ? rcu_read_lock_sched_held+0x108/0x120 [ 869.367710] ? kmem_cache_alloc_trace+0x459/0x740 [ 869.372531] ? kasan_check_write+0x14/0x20 [ 869.376747] ? _copy_from_user+0x99/0x110 [ 869.380874] ? copy_mount_options+0x1f7/0x2e0 [ 869.385352] SyS_mount+0xab/0x120 [ 869.388783] ? copy_mnt_ns+0xb30/0xb30 [ 869.392648] do_syscall_64+0x281/0x940 [ 869.396513] ? vmalloc_sync_all+0x30/0x30 [ 869.400636] ? _raw_spin_unlock_irq+0x27/0x70 [ 869.405108] ? finish_task_switch+0x1c1/0x7e0 [ 869.409582] ? syscall_return_slowpath+0x550/0x550 [ 869.414486] ? syscall_return_slowpath+0x2ac/0x550 [ 869.419393] ? prepare_exit_to_usermode+0x350/0x350 [ 869.424386] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 869.429730] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 869.434553] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 869.439722] RIP: 0033:0x4552d9 [ 869.442887] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 869.450576] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 869.457821] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 869.465066] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 869.472313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 869.479559] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002c 2018/04/03 19:31:55 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:55 executing program 7 (fault-call:1 fault-nth:45): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 869.630190] FAULT_INJECTION: forcing a failure. [ 869.630190] name failslab, interval 1, probability 0, space 0, times 0 [ 869.641492] CPU: 0 PID: 27784 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 869.648756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.658095] Call Trace: [ 869.660683] dump_stack+0x194/0x24d [ 869.664311] ? arch_local_irq_restore+0x53/0x53 [ 869.668977] ? __save_stack_trace+0x7e/0xd0 [ 869.673309] should_fail+0x8c0/0xa40 [ 869.677015] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 869.682113] ? kasan_kmalloc+0xad/0xe0 [ 869.685977] ? kmem_cache_alloc_trace+0x136/0x740 [ 869.690797] ? __memcg_init_list_lru_node+0x169/0x270 [ 869.695972] ? __list_lru_init+0x544/0x750 [ 869.700187] ? sget_userns+0x6b1/0xe40 [ 869.704054] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 869.708781] ? do_mount+0xea4/0x2bb0 [ 869.712484] ? SyS_mount+0xab/0x120 [ 869.716094] ? do_syscall_64+0x281/0x940 [ 869.720141] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 869.725489] ? find_held_lock+0x35/0x1d0 [ 869.729528] ? __lock_is_held+0xb6/0x140 [ 869.733569] ? check_same_owner+0x320/0x320 [ 869.737870] ? rcu_note_context_switch+0x710/0x710 [ 869.742780] should_failslab+0xec/0x120 [ 869.746734] kmem_cache_alloc_trace+0x4b/0x740 [ 869.751292] ? __kmalloc_node+0x33/0x70 [ 869.755247] ? __kmalloc_node+0x33/0x70 [ 869.759202] ? rcu_read_lock_sched_held+0x108/0x120 [ 869.764207] __memcg_init_list_lru_node+0x169/0x270 [ 869.769200] ? list_lru_add+0x7c0/0x7c0 [ 869.773169] ? __kmalloc_node+0x47/0x70 [ 869.777127] __list_lru_init+0x544/0x750 [ 869.781178] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 869.787044] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 869.792048] ? lockdep_init_map+0x9/0x10 [ 869.796097] sget_userns+0x6b1/0xe40 [ 869.799785] ? kernfs_sop_show_path+0x190/0x190 [ 869.804428] ? kernfs_sop_show_options+0x180/0x180 [ 869.809333] ? destroy_unused_super.part.6+0xd0/0xd0 [ 869.814415] ? check_same_owner+0x320/0x320 [ 869.818712] ? rcu_pm_notify+0xc0/0xc0 [ 869.822577] ? rcu_read_lock_sched_held+0x108/0x120 [ 869.827568] ? kmem_cache_alloc_trace+0x459/0x740 [ 869.832385] ? lock_downgrade+0x980/0x980 [ 869.836510] kernfs_mount_ns+0x13d/0x8b0 [ 869.840544] ? kernfs_super_ns+0x70/0x70 [ 869.844582] sysfs_mount+0xc2/0x1c0 [ 869.848192] ? sysfs_kill_sb+0x40/0x40 [ 869.852059] ? alloc_pages_current+0xbe/0x1e0 [ 869.856533] ? security_sb_copy_data+0x81/0xb0 [ 869.861099] mount_fs+0x66/0x2d0 [ 869.864454] vfs_kern_mount.part.26+0xc6/0x4a0 [ 869.869015] ? may_umount+0xa0/0xa0 [ 869.872637] ? _raw_read_unlock+0x22/0x30 [ 869.876769] ? __get_fs_type+0x8a/0xc0 [ 869.880634] do_mount+0xea4/0x2bb0 [ 869.884153] ? copy_mount_string+0x40/0x40 [ 869.888368] ? rcu_pm_notify+0xc0/0xc0 [ 869.892232] ? copy_mount_options+0x5f/0x2e0 [ 869.896617] ? rcu_read_lock_sched_held+0x108/0x120 [ 869.901611] ? kmem_cache_alloc_trace+0x459/0x740 [ 869.906441] ? kasan_check_write+0x14/0x20 [ 869.910747] ? _copy_from_user+0x99/0x110 [ 869.914873] ? copy_mount_options+0x1f7/0x2e0 [ 869.919359] SyS_mount+0xab/0x120 [ 869.922798] ? copy_mnt_ns+0xb30/0xb30 [ 869.926676] do_syscall_64+0x281/0x940 [ 869.930555] ? vmalloc_sync_all+0x30/0x30 [ 869.934695] ? _raw_spin_unlock_irq+0x27/0x70 [ 869.939183] ? finish_task_switch+0x1c1/0x7e0 [ 869.943672] ? syscall_return_slowpath+0x550/0x550 [ 869.948587] ? syscall_return_slowpath+0x2ac/0x550 [ 869.953490] ? prepare_exit_to_usermode+0x350/0x350 [ 869.958482] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 869.963833] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 869.968661] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 869.973824] RIP: 0033:0x4552d9 [ 869.976989] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 869.984682] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 869.991929] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 869.999170] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 870.006413] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 870.013657] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002d 2018/04/03 19:31:56 executing program 4: socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='overlay\x00', 0x8000, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) close(r0) 2018/04/03 19:31:56 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) recvmsg$kcm(r1, &(0x7f0000015b00)={&(0x7f0000015800)=@can={0x0, 0x0}, 0x80, &(0x7f0000015ac0)=[{&(0x7f0000015880)=""/210, 0xd2}, {&(0x7f0000015980)=""/231, 0xe7}, {&(0x7f0000015a80)=""/10, 0xa}], 0x3, 0x0, 0x0, 0x1}, 0x100) bpf$PROG_LOAD(0x5, &(0x7f0000015b40)={0xd, 0x6, &(0x7f0000000080)=@raw=[@jmp={0x5, 0x3, 0x6, 0x6, 0x9, 0xfffffff0, 0x10}, @initr0={0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x2}, @call={0x85, 0x0, 0x0, 0x29}], &(0x7f00000000c0)='GPL\x00', 0xf6, 0x6d, &(0x7f0000000200)=""/109, 0x40f00, 0x1, [], r2}, 0x48) close(r1) close(r0) 2018/04/03 19:31:56 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x2, 0x3, &(0x7f0000c91000)=ANY=[@ANYBLOB="85000000050000003c200000000000000000000000000000"], &(0x7f00000000c0)='GPL\x00', 0x78549241, 0x44a, &(0x7f0000000000)=""/153, 0x41000}, 0x48) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000380)={0xffffffffffffff9c}) recvmsg$kcm(r1, &(0x7f000001a640)={&(0x7f000001a300)=@hci={0x0, 0x0}, 0x80, &(0x7f000001a500)=[{&(0x7f0000000280)=""/204, 0x2ef}, {&(0x7f0000000200)=""/79, 0x4f}], 0x2, &(0x7f0000000100)=""/241, 0xf1, 0x2}, 0x20) mkdir(&(0x7f0000000480)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000002c0)) r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f00000000c0)='./file0/bus/file0/file0\x00', 0x0, 0x18}, 0x10) mkdir(&(0x7f00000003c0)='./file0/bus/file0/file0/file0\x00', 0x18) sendmsg(r1, &(0x7f0000001640)={&(0x7f00000014c0)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x3, 0x0, 0x4, 0x4, {0xa, 0x4e21, 0x1ff, @dev={0xfe, 0x80, [], 0xc}, 0x2}}}, 0x80, &(0x7f0000001600)=[{&(0x7f0000001540)="e46a2234e17cc857cf29f8e11ea00557069d5ea934bb16b8dfdeb1", 0x1b}, {&(0x7f0000001580)="c33a112d367b3d1cb68fe627a1a4b7ef329172d848b38f2481a62354efb8021f07055453349cc667873ad413172a10f50338fe6525804e20b02da89e25c2e6cd7c32b0a490c81e3e2235b47b7db8af3be8629e04381904d9930754af97f8c58420195bcce59595ade8426234420e11e50c056a36b417428bb47c966d52d407", 0x7f}], 0x2, 0x0, 0x0, 0x20004004}, 0x800) mount(&(0x7f0000000080)='./file0/bus/file0/file0\x00', &(0x7f00000001c0)='./file0/bus\x00', &(0x7f0000000200)='configfs\x00', 0x0, &(0x7f0000000240)) socket$kcm(0x29, 0x5, 0x0) mount(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='./file0/bus/file0/file0/file0\x00', &(0x7f00000002c0)='nfs4\x00', 0x84000, &(0x7f00000004c0)="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") bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f0000000400)='./file0/bus/file0/file0\x00'}, 0x10) socketpair(0x0, 0x8000b, 0x7fffffff, &(0x7f0000000300)) ioctl$PERF_EVENT_IOC_ID(r3, 0x80082407, &(0x7f0000000440)) sendmsg(r0, &(0x7f000001a980)={&(0x7f000001a680)=@ll={0x11, 0x7dcc43b7d994134, r2, 0x1, 0x6, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}, 0x80, &(0x7f000001a940)=[{&(0x7f000001a700)="355e1d0f839a6661863979ac471916c4f89a6afe6d2ec1631034ffaadecd74225b51cbfdf6281ffc63b352ea341e48f293d142adde5b7e6033accc135df8761886c429b03df468197cc5ebea06d1c156f1f65b348ff781237c53a020e0ce996e680cdfdc356f79ae4f19d74635be05623dbe219d7a0fca7cfa44256b793d4c57a9a682d9f0d043099174a38e553c4e37b0c1fbe096785290bdec894a0a5fac8cdcc0d63dd25bc05483aa6d7be3d36be01b65a517423258900994fdb7aeae28b9308702a36b08dedc5227f3ac59b6bdd32f159e392b89eb46df", 0xd9}], 0x1}, 0x4000000) 2018/04/03 19:31:56 executing program 5: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f00000000c0)='afs\x00', 0x2005800, &(0x7f0000000100)) mkdir(&(0x7f00000001c0)='./file0/file0\x00', 0x0) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000000100)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280)='h`s\x00', 0x1030, 0x0) mount(&(0x7f0000001680)='./file0\x00', &(0x7f00000016c0)='./file0\x00', &(0x7f0000001700)='ramfs\x00', 0x0, &(0x7f0000001740)) 2018/04/03 19:31:56 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000011000)={0xf, 0x4, 0x4, 0x7fffffe}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', r0}, 0xffffffffffffffec) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x9, 0x6, 0x6, 0x5, 0x6, r0, 0xfffffffffffffffd}, 0x2c) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f00000000c0)=0x9, 0x4) 2018/04/03 19:31:56 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:56 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x3, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) sendmsg(r0, &(0x7f00000016c0)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000040)="3bd8fd97de9a15df4247b388bafc7baa9f1e8dca57667b73725c9362f359dc17a7409f7c8e7ed204e8cb695ae4c6fc7c258ba57f1945f1ed89fbf6e13a493e4ab6bcf559f1a523bfdf99df5c47523cc87b7d5d04d9761d6a21d12a4ccee0e02fbc8fb7b7ba503f6fba96e4bfc8aec4f96c8256a6b206341221a560a0ba88fcc5f3d5badb7589d9167e8069810139d9cd9862f40229760cbe", 0x98}, {&(0x7f0000000100)="4f55604e6d266379c54f137e", 0xc}, {&(0x7f0000000200)="269af0aaea04eecbcf32c8872e4aeb4e23d172afe967370e2fb2221d2e5c8601d7cb0a5ae5cecafa23916a9acdc56e264216aaf00f4fe5807ecade91e21f18616c792498b9551b9c6bd36e10c1dd95e7803cbdfe79646a2eda62624daa3ea72e15d27ff0a41f4c7416bad414f1b792d882e6ed7fa752796790fb5345e4d2deeb7ae5e8f9b69167a22f27fad5202a74f6b18e8bb7dcdcf9996797b8c4ca30e003b8f422053c3ddd861581486d5f902246f6b354003eaba7cda4cc6bf3ae296e7c441338adae89af3bfcb92d043a0505786988653761faab31785a0822be5d21f635af1899a9e84041f1c51a96c028d9b7dfa089e9a2", 0xf5}, {&(0x7f0000000300)="f29427583a92b2e5f4888ca2c67418496488e97d5f87c72b21c3bee87a789930ea25295b4ddc1bc76f01fe73e2fd27cebb1f94d7a0547ac4f2ef084f95805ee2626863aa7b4e1380985e", 0x4a}], 0x4, &(0x7f0000000380)=[{0x50, 0x119, 0x100000001, "b172a3b892c2bc2554e306b8eecbd96cfc9eec31312ccf3376d5e409aa8b09dd442ff8fc8f6c235157923d18735e0fe2cb713fb029adce341835a3"}, {0x1010, 0x101, 0x0, "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{0x60, 0x13b, 0x84, "25e8e9f0d6c331bafa7d6cf46f844d1877752d30bb7afc9d8a4e7d5655f77f95a43821a5dd74d60c712ea06c5f840c88c693e3480f55e4061afa220653fb906fa692a303591f013f6c5b"}, {0x78, 0x18f, 0x0, "ea444de7523234971a0f7819e1a803605fe3cb5a523e00712699efc562dbbb804db678108c99a04099670ba5b6c8e0a3383b9f204391643f6462fcba8da95e20f3bf6587b66c717193a7813066240841ba1952a62e27646e6a9756663bd2057305"}, {0x50, 0x11b, 0x0, "58eb17dc8e49fe41ceca0421aa3e306f2bffdce13f4dc57388f57c52363c47e7c16321b949dc6fc4cc73750b65c76f9878ee6c89f3ee7d701323"}, {0xb8, 0x1ff, 0xa0b, "4e436d2260dbc22599b628a43cd55f360f54afbc9d98b7dc77b649f7dd7bf465ceaaabb2127e2d8d386eb843b6a4d08995fb95731c19a3a2c4a1814ce53e4b737173cf165472212f8a13fc28db1e0db56ca96dae9bf5e1fc8b92dcc18de1bc6871c8d51a1a535faae459161b18f00b5d3ac9ffc1b9df491222de334418e454f2c50d4bc962ff419d67423d3cbac2fd226637c017ed64b6ea63ff03038bef70fa73b7d93b82b69832"}, {0xe8, 0x0, 0x7, "e3dd82db427f3a0f2c25eb10a3b0269ae1d9a1a69d711f18875c1269f83cdaa2dfe55db368a0f0e389ab2997c4af0c761247e042443beb04db8bcc981f078d5d6674ad7fa4a105df705bb93477dbee31f81d0067cd60b03344b79c9ef095527d8a7d43be5e4a0dc6a9e59259583aa51bb323429dc6682c69b4998cc5f23bbb52efff83a227c697cb0905a9c2a302e7db899fe0990503937988d23b4762aa40e3f6c0e88ec99f52ea041099b22a9b640a63280253d41787da0069e933bb8128c7f6d55de1ad36a7b93a3e1d36131212b135596f684b824d"}], 0x1328}, 0x0) recvmsg$kcm(r0, &(0x7f0000001900)={&(0x7f0000001700)=@sco, 0x80, &(0x7f00000018c0)=[{&(0x7f0000001780)=""/157, 0x9d}, {&(0x7f0000001840)=""/7, 0x7}, {&(0x7f0000001880)=""/10, 0xa}], 0x3, 0x0, 0x0, 0x7}, 0x2) close(r0) 2018/04/03 19:31:56 executing program 7 (fault-call:1 fault-nth:46): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:56 executing program 6: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x60c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='md5sum\'trusted\x00') bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000080)=0x6baf, 0x4) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={0xffffffff, 0x6b2ec962, 0x18}, 0xc) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000200)={r1, &(0x7f00000001c0)="68c02839cf8928a7d531e65379011bd0e009389a9ea0ed8aa435b1b6a20ad7927e270bdff69503d14229e2e8de7e"}, 0x10) socketpair(0x0, 0x3, 0x4, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={r3, 0x50, &(0x7f0000000240)}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={r2, 0x50, &(0x7f0000000340)}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000004c0)={r2, 0x50, &(0x7f0000000440)={0x0, 0x0}}, 0x10) r5 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000400)=r4, 0xfffffffffffffe40) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f0000000140)=r5, 0x4) [ 870.608154] FAULT_INJECTION: forcing a failure. [ 870.608154] name failslab, interval 1, probability 0, space 0, times 0 [ 870.619493] CPU: 0 PID: 27808 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 870.626769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.636117] Call Trace: [ 870.638710] dump_stack+0x194/0x24d [ 870.642343] ? arch_local_irq_restore+0x53/0x53 [ 870.647016] ? __save_stack_trace+0x7e/0xd0 [ 870.651343] should_fail+0x8c0/0xa40 [ 870.655061] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 870.660184] ? kasan_kmalloc+0xad/0xe0 [ 870.664129] ? kmem_cache_alloc_trace+0x136/0x740 [ 870.668969] ? __memcg_init_list_lru_node+0x169/0x270 [ 870.674158] ? __list_lru_init+0x544/0x750 [ 870.678391] ? sget_userns+0x6b1/0xe40 [ 870.682278] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 870.687020] ? do_mount+0xea4/0x2bb0 [ 870.690715] ? SyS_mount+0xab/0x120 [ 870.694325] ? do_syscall_64+0x281/0x940 [ 870.698373] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 870.703724] ? find_held_lock+0x35/0x1d0 [ 870.707769] ? __lock_is_held+0xb6/0x140 [ 870.711821] ? check_same_owner+0x320/0x320 [ 870.716123] ? rcu_note_context_switch+0x710/0x710 [ 870.721042] should_failslab+0xec/0x120 [ 870.725011] kmem_cache_alloc_trace+0x4b/0x740 [ 870.729588] __memcg_init_list_lru_node+0x169/0x270 [ 870.734583] ? list_lru_add+0x7c0/0x7c0 [ 870.738538] ? __kmalloc_node+0x47/0x70 [ 870.742497] __list_lru_init+0x544/0x750 [ 870.746540] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 870.752407] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 870.757409] ? lockdep_init_map+0x9/0x10 [ 870.761453] sget_userns+0x6b1/0xe40 [ 870.765147] ? kernfs_sop_show_path+0x190/0x190 [ 870.769797] ? kernfs_sop_show_options+0x180/0x180 [ 870.774708] ? destroy_unused_super.part.6+0xd0/0xd0 [ 870.779796] ? check_same_owner+0x320/0x320 [ 870.784098] ? rcu_pm_notify+0xc0/0xc0 [ 870.787970] ? rcu_read_lock_sched_held+0x108/0x120 [ 870.792965] ? kmem_cache_alloc_trace+0x459/0x740 [ 870.797791] ? lock_downgrade+0x980/0x980 [ 870.801924] kernfs_mount_ns+0x13d/0x8b0 [ 870.805964] ? kernfs_super_ns+0x70/0x70 [ 870.810013] sysfs_mount+0xc2/0x1c0 [ 870.813623] ? sysfs_kill_sb+0x40/0x40 [ 870.817489] ? alloc_pages_current+0xbe/0x1e0 [ 870.821964] ? security_sb_copy_data+0x81/0xb0 [ 870.826525] mount_fs+0x66/0x2d0 [ 870.829874] vfs_kern_mount.part.26+0xc6/0x4a0 [ 870.834434] ? may_umount+0xa0/0xa0 [ 870.838046] ? _raw_read_unlock+0x22/0x30 [ 870.842179] ? __get_fs_type+0x8a/0xc0 [ 870.846052] do_mount+0xea4/0x2bb0 [ 870.849593] ? copy_mount_string+0x40/0x40 [ 870.853807] ? rcu_pm_notify+0xc0/0xc0 [ 870.857678] ? copy_mount_options+0x5f/0x2e0 [ 870.862070] ? rcu_read_lock_sched_held+0x108/0x120 [ 870.867070] ? kmem_cache_alloc_trace+0x459/0x740 [ 870.871894] ? kasan_check_write+0x14/0x20 [ 870.876108] ? _copy_from_user+0x99/0x110 [ 870.880236] ? copy_mount_options+0x1f7/0x2e0 [ 870.884711] SyS_mount+0xab/0x120 [ 870.888140] ? copy_mnt_ns+0xb30/0xb30 [ 870.892009] do_syscall_64+0x281/0x940 [ 870.895876] ? vmalloc_sync_all+0x30/0x30 [ 870.900004] ? _raw_spin_unlock_irq+0x27/0x70 [ 870.904484] ? finish_task_switch+0x1c1/0x7e0 [ 870.908959] ? syscall_return_slowpath+0x550/0x550 [ 870.913865] ? syscall_return_slowpath+0x2ac/0x550 [ 870.918776] ? prepare_exit_to_usermode+0x350/0x350 [ 870.923775] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 870.929124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 870.933953] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 870.939124] RIP: 0033:0x4552d9 [ 870.942293] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 870.950031] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 2018/04/03 19:31:56 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xf, 0x200, 0x9, 0x8, 0x18, 0xffffffffffffff9c, 0x6}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xd, 0x4, 0x3ff, 0x5, 0xffffffffffffffff, r0, 0x0, [0x140]}, 0x2c) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000cc0)={&(0x7f0000000900)=@hci={0x0, 0x0}, 0x80, &(0x7f0000000c80)=[{&(0x7f0000000980)=""/229, 0xe5}, {&(0x7f0000000a80)=""/215, 0xd7}, {&(0x7f0000000b80)=""/3, 0x3}, {&(0x7f0000000bc0)=""/158, 0x9e}], 0x4, 0x0, 0x0, 0xbee}, 0x2040) bpf$PROG_LOAD(0x5, &(0x7f0000000d00)={0xf, 0x6, &(0x7f0000000080)=@raw=[@ldst={0x2, 0x3, 0x6, 0xf, 0xf, 0xe, 0xffffffffffffffff}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x48000000}], &(0x7f00000000c0)='syzkaller\x00', 0x400, 0xc8, &(0x7f0000000100)=""/200, 0x40f00, 0x1, [], r1}, 0x48) 2018/04/03 19:31:56 executing program 7 (fault-call:1 fault-nth:47): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 870.957285] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 870.964533] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 870.971782] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 870.979031] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002e 2018/04/03 19:31:56 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000001a40)='./file0\x00', 0x0, 0x10}, 0x1f1) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000240)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x100) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r1, 0x50, &(0x7f0000000040)}, 0x10) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000001800)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000200)) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000280)={r0, &(0x7f00000018c0)="89509e78e634f098d6c81fa39f0dbd2c7d971f3ff4025d4ed8aa989ec4ddda6d3d3b420c0ed71d9e34ae022b0d0bb02ea0e4d126dfff9390fd6a65026f67a58973d5cea4edbad3f60011fef071a04a812064e8ce52b7e51c5e6e7bc9bb76dbf4d8f08945feca7b4ec17f602e961beb0c8809742e3d913d0990460a2d42236520fcf39a0dc6221da4511040b79a9fe9405364f03a8e8f4debf11955d5caf6c581dbba85e2c5fa67aee9"}, 0x10) close(r2) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000000)=0xffffffff) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000140)=0x6) close(r0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000300)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001880)={&(0x7f0000001840)='./file1\x00', r1}, 0xffffffffffffff7a) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r3, &(0x7f00000017c0)={&(0x7f0000000340)=@sco={0x1f, {0x4, 0x1, 0xffffffffffffffff, 0xffffffffffffff7f, 0x2, 0x5}}, 0x80, &(0x7f0000001500)=[{&(0x7f0000000100)="3887c91282169d0d2b8388675e6f284c0d656a2eadeed4eb7bc29efa9667d258e4e43102649ac118ca03d309a26f1c87914ecdf046a7ca19", 0x38}, {&(0x7f00000003c0)="8afac282", 0x4}, {&(0x7f0000000400)="c66806ead10da0521526952bd55d4b80e758e4ad368109f8cac9fadc641804f5", 0x20}, {&(0x7f0000000440)="3fe291d4ee7c97dabba0055fdd4ac20fb84a2b919ff3bd7e67a7822d91322e1c3281f028d5023acdac46dfecfb05fbba4cc1e7c5194ccd086deaa2", 0x3b}, {&(0x7f0000000480)="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", 0x1000}, {&(0x7f0000001480)="e28afea55b203b4c185000154063dc4d006e625fb0117464e851d5383546911d30353fcfe7cfaf757140baa658537adf899dbd880213d2654f1887895051afaab36c32dc401a1e6f9b72c978e1d35025accdc9674a123d05bf8bc710d6bee6a65d61ee23e70813ded354cc19abd3ccde2ecdb79ba8c814104ac272d72c008669", 0x80}], 0x6, &(0x7f0000001580)=[{0xe0, 0x11f, 0x0, "22edc543d71a680545e506b34c92bd307d72a7d47f0b8a86ce19622e5ad8fb4e34c1a03637bb521ee83baf3a2beceeb2e598b9e81ff7027b5cfbcaeff8cc456a8b8e7fdba0f0772f1227d3d8230b2e33ffab03aac265594c2b590a1b4eb58fd6c56f7e3a11cc09ab489d121b136e3a7ed1f6d47f61f6077b453b547946fcaa9b167ea880a6faf3f8cddb71efe587083620d697408cfcadb882e88b41927d848ae81896a31bc2bedcf1e129146fbe5b3a10d938ea0a394a23cbac85c350eb2e7708a4bd30c8f701465e0fee1ad143"}, {0x60, 0x10a, 0x3f, "bebf358bce92f19489d2f819a82be2fa01c6e48645bcee1f2444eb63c35ef7e5efc9fdfc681ac5115c06498e2d61c88ed8fba9ea67c33087dbb8c8997dfe3152c58ed80ba8c854259435"}, {0x100, 0x18c, 0xffffffffffffe437, "fa4170c0854976fa7fa0904916d49e0381b3ec898e3f64b864c81882ce991154bc2cf564a34aea2b5377bf1b63204a249383365e6434f0e51b070f1a160a6167098bbc84018b07e022e86bb99cf41a0c150934d1a41ae12d12b928046eeb8a617ff076774b02f581e28c9ff7540d532d0c46fd55c659cd809d270e56eef041b7ef6d30ab3add6e31908ffc7dcbaae1cc9f146fc74cb4fae841e6a2f3129d8986482f6d522182ab273e1ae6847a79002a9ef130bd6ad9aea7100ac303d982b1ba0838e88ffa917072069f2c9e0f69ffade1a8ecc571ca4b3ee18486b86b75bc10737c6a6e7be6fe746e7263"}], 0x240, 0x4040}, 0x14) 2018/04/03 19:31:56 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffff8001, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) sendmsg$kcm(r0, &(0x7f00000003c0)={&(0x7f0000000240)=@nl=@proc={0x10, 0x0, 0x25dfdbfd, 0x2002}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000340)="28037b062e9f6617717e0e7d6d79bc10316f69f9730381c82b0fed1556a02d9470307f02d0ce26a41f983008984b8b6002a1f5059a35cf3c4ff086f5373ea95acc3ef965cd3820c8fdc4a5db6d89e8dcabca415b", 0x54}, {&(0x7f0000000640)="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", 0xfa}], 0x2, 0x0, 0x0, 0x4}, 0xc000) close(r0) socketpair$inet6_sctp(0xa, 0x7, 0x84, &(0x7f0000000300)) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r1, &(0x7f0000002dc0)={&(0x7f0000000400)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x19}}, 0x1, 0x1}}, 0x80, &(0x7f0000000a80)=[{&(0x7f0000000480)="5ecb744288de955f3f9d9d22a1e478b7af55fd4ed2b7d03f0945372a37b54bbc473c70cf5f751ac2169f1f6c046d10ca6e99b5cc8d10f13eb45260731ec1e3126fa1934f101aba2726f7551c977f4d0155378e1ede0367d08ab3e1eaf240b35f74c4297fbe8e9fb44777868e47d1a1d2fe195f", 0x73}], 0x1, &(0x7f0000005540)=ANY=[], 0x0, 0x80}, 0x20000000) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x3) recvmsg$kcm(r1, &(0x7f00000030c0)={&(0x7f0000002e00)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000003000)=[{&(0x7f0000002e80)=""/85, 0x55}, {&(0x7f0000002f00)=""/151, 0x97}, {&(0x7f0000002fc0)=""/50, 0x32}], 0x3, &(0x7f0000003040)=""/122, 0x7a, 0x15}, 0x101) socketpair(0xd, 0x7, 0x7, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000003100)={r1}) mount(&(0x7f0000df7000)='./file0\x00', &(0x7f0000c7f000)='./file0\x00', &(0x7f0000df9000)='nfs4\x00', 0x0, &(0x7f0000590ffe)='v') socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f00000000c0)) ioctl$PERF_EVENT_IOC_REFRESH(r3, 0x2402, 0x8) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000001c0)={r3, 0x50, &(0x7f0000000140)}, 0x10) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000100)={0x1, 0x0, [0x0]}) [ 871.091765] FAULT_INJECTION: forcing a failure. [ 871.091765] name failslab, interval 1, probability 0, space 0, times 0 [ 871.103182] CPU: 0 PID: 27835 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 871.110461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.119807] Call Trace: [ 871.122415] dump_stack+0x194/0x24d [ 871.126061] ? arch_local_irq_restore+0x53/0x53 [ 871.130727] ? __save_stack_trace+0x7e/0xd0 [ 871.135066] should_fail+0x8c0/0xa40 [ 871.138782] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 871.143889] ? kasan_kmalloc+0xad/0xe0 [ 871.147772] ? kmem_cache_alloc_trace+0x136/0x740 [ 871.152608] ? __memcg_init_list_lru_node+0x169/0x270 [ 871.157793] ? __list_lru_init+0x544/0x750 [ 871.162012] ? sget_userns+0x6b1/0xe40 [ 871.165888] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 871.170620] ? do_mount+0xea4/0x2bb0 [ 871.174311] ? SyS_mount+0xab/0x120 [ 871.177926] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 871.183275] ? find_held_lock+0x35/0x1d0 [ 871.187320] ? __lock_is_held+0xb6/0x140 [ 871.191370] ? check_same_owner+0x320/0x320 [ 871.195677] ? rcu_note_context_switch+0x710/0x710 [ 871.200591] should_failslab+0xec/0x120 [ 871.204546] kmem_cache_alloc_trace+0x4b/0x740 [ 871.209106] ? __kmalloc_node+0x33/0x70 [ 871.213056] ? __kmalloc_node+0x33/0x70 [ 871.217008] ? rcu_read_lock_sched_held+0x108/0x120 [ 871.222016] __memcg_init_list_lru_node+0x169/0x270 [ 871.227028] ? list_lru_add+0x7c0/0x7c0 [ 871.230982] ? __kmalloc_node+0x47/0x70 [ 871.234940] __list_lru_init+0x544/0x750 [ 871.238984] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 871.244853] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 871.249851] ? lockdep_init_map+0x9/0x10 [ 871.253895] sget_userns+0x6b1/0xe40 [ 871.257588] ? kernfs_sop_show_path+0x190/0x190 [ 871.262235] ? kernfs_sop_show_options+0x180/0x180 [ 871.267145] ? destroy_unused_super.part.6+0xd0/0xd0 [ 871.272235] ? check_same_owner+0x320/0x320 [ 871.276536] ? rcu_pm_notify+0xc0/0xc0 [ 871.280407] ? rcu_read_lock_sched_held+0x108/0x120 [ 871.285400] ? kmem_cache_alloc_trace+0x459/0x740 [ 871.290217] ? lock_downgrade+0x980/0x980 [ 871.294354] kernfs_mount_ns+0x13d/0x8b0 [ 871.298396] ? kernfs_super_ns+0x70/0x70 [ 871.302443] sysfs_mount+0xc2/0x1c0 [ 871.306047] ? sysfs_kill_sb+0x40/0x40 [ 871.309911] ? alloc_pages_current+0xbe/0x1e0 [ 871.314391] ? security_sb_copy_data+0x81/0xb0 [ 871.318953] mount_fs+0x66/0x2d0 [ 871.322301] vfs_kern_mount.part.26+0xc6/0x4a0 [ 871.326862] ? may_umount+0xa0/0xa0 [ 871.330470] ? _raw_read_unlock+0x22/0x30 [ 871.334593] ? __get_fs_type+0x8a/0xc0 [ 871.338463] do_mount+0xea4/0x2bb0 [ 871.341985] ? copy_mount_string+0x40/0x40 [ 871.346201] ? rcu_pm_notify+0xc0/0xc0 [ 871.350081] ? copy_mount_options+0x5f/0x2e0 [ 871.354469] ? rcu_read_lock_sched_held+0x108/0x120 [ 871.359464] ? kmem_cache_alloc_trace+0x459/0x740 [ 871.364285] ? kasan_check_write+0x14/0x20 [ 871.368504] ? copy_mount_options+0x1f7/0x2e0 [ 871.372980] SyS_mount+0xab/0x120 [ 871.376411] ? copy_mnt_ns+0xb30/0xb30 [ 871.380280] do_syscall_64+0x281/0x940 [ 871.384145] ? vmalloc_sync_all+0x30/0x30 [ 871.388269] ? _raw_spin_unlock_irq+0x27/0x70 [ 871.392743] ? finish_task_switch+0x1c1/0x7e0 [ 871.397217] ? syscall_return_slowpath+0x550/0x550 [ 871.402127] ? syscall_return_slowpath+0x2ac/0x550 [ 871.407040] ? prepare_exit_to_usermode+0x350/0x350 [ 871.412039] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 871.417384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 871.422209] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 871.427374] RIP: 0033:0x4552d9 [ 871.430539] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 871.438226] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 871.445474] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 871.452722] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 871.459969] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 871.467217] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002f 2018/04/03 19:31:57 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) r0 = perf_event_open(&(0x7f0000000200)={0x1, 0x70, 0x20, 0x7f, 0x0, 0x7fffffff, 0x0, 0x81, 0x100, 0x4, 0xffffffffffffff01, 0x80, 0x8, 0x3, 0x2, 0x4, 0x0, 0x1f, 0x8, 0x2, 0xffffffffffffffea, 0x1, 0x1, 0x2, 0x3d5, 0x0, 0x4, 0x3ff, 0x0, 0x4, 0x8001, 0x401, 0x40, 0x0, 0x3f, 0x0, 0x7ff, 0x3d129022, 0x0, 0x4, 0x2, @perf_bp={&(0x7f00000000c0), 0x1}, 0x2901, 0xfffffffffffffff7, 0x1, 0x6, 0x9, 0x9, 0x6}, 0x0, 0x9, 0xffffffffffffff9c, 0x8) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000100)) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', r1}, 0x10) close(r2) close(r1) 2018/04/03 19:31:57 executing program 6: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000200)={0xffffffffffffff9c, 0x50, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000240)=r0, 0x4) bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0xc, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18020000000000ff0000000002800000850000002700000005000000000000009500000000000000"], &(0x7f00000000c0)="00007bf056c718041899f95b1a", 0x1, 0xce, &(0x7f0000000100)=""/206}, 0x48) 2018/04/03 19:31:57 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x5d}, 0x2c) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000014c0)={0xffffffffffffff9c}) sendmsg$kcm(r1, &(0x7f0000002880)={0x0, 0x0, &(0x7f0000002600)=[{&(0x7f0000001500)="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", 0x1000}, {&(0x7f0000002500)="0761544344a4b6e618127fee22c77676f93ba7a7de0f1eb90af1497436d9bdd40e26126e4da2f334aff369b62102aecfc062d9dd5bfeb6de9d2e427566c09110d6dac9a62b98fda9ea4141ea6119e56309ad5c464c03aaf740d0ce99d389c76c619b774c94041ce1d4", 0x69}, {&(0x7f0000002580)="e1145cc8596080f6049a936d1cfca15ea293e6024c94efeb779b78379825a1", 0x1f}, {&(0x7f00000025c0)="65d51af0a524cbb532c1ac794b", 0xd}], 0x4, &(0x7f0000002640)=[{0x58, 0x19f, 0x5, "348cabbbc7c61d6e5a60cd77ca081ec0623030e92a1a09b6a175dfd30dbadc7c97ecfedfd80f4b5d28bb9e51cab557b9164d9668a1b5bff8d480d12f4941f1549c"}, {0xe0, 0x13f, 0x7fff, "f7404023771b8cbb760a32edf4e8cb55d3ab99e9ed9c3d71aea009106a54db837534f25410f006a2440ce430004157cf60274dc4e71e2b70a3dc55f01b8837e5d89994811109012d70f8696743613142e2fae7d717fc11f22eee481ed252ce871fac9700d78bf536765df51f7775da343f2decbcfc9f462c5d26c228a9d84d9673d4691c4b261ef9b8af5acf70ef507e5c73c3b5cd2d3bad13e55addee110c6724d7e15dd64feb0ed27f792ccdc038a976dea2acf4a901e39bb1c8ed8b16696557cd90d1a7a73fc15f83a1bb2522"}, {0x60, 0x11f, 0x2, "936ff33f47a9366b2a6ac9a1c46e38802f66e4efb070e8f234b926be27296b24a1689ba711dad632e96e5c88658eb3ab75678c3c2fdf910b094ba047548448438c551afcac1cb021861399f0e2867f"}, {0x30, 0x1, 0xff, "43fcca4c985b9ab9e2503c200530b0b9a6ff253759c5b81a24f6830016182773"}, {0x60, 0x112, 0x3, "5561e8099e8e720a2dd696262ef10cd9796821cdda9560035c88cc43c16ba98927a9e30dbfaa6e078e37041d275fb6eac4b549d0dcdc36f4d3815685686d993bbf9d5e25ceb291455b6f"}], 0x228, 0x80}, 0x4000000) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@raw=[@exit={0x95}, @jmp={0x5, 0x1ff, 0xc, 0x0, 0x0, 0xfffffff3}], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffa, 0xffffff24, &(0x7f00001a7f05)=""/251, 0x41100, 0x2000000000000}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r2, 0x0, 0xe, 0x1000, &(0x7f0000000140)="50900650ee3b5e89015deaba34d0", &(0x7f00000001c0)=""/4096, 0xa83}, 0x28) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000012a00)={&(0x7f0000011740)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f00000129c0)=[{&(0x7f00000117c0)=""/4096, 0x1000}, {&(0x7f00000127c0)=""/60, 0x3c}, {&(0x7f0000012800)=""/188, 0xbc}, {&(0x7f00000128c0)=""/228, 0xe4}], 0x4, 0x0, 0x0, 0x3}, 0x2001) bpf$PROG_LOAD(0x5, &(0x7f0000012a40)={0x5, 0x12, &(0x7f0000000080)=@raw=[@alu={0x7, 0x6, 0xc, 0x3, 0x5, 0x1, 0x4}, @generic={0x6, 0x9, 0x4, 0x7}, @exit={0x95}, @map={0x18, 0xa, 0x1, 0x0, r0}, @jmp={0x5, 0x7fff, 0xb, 0x0, 0x9, 0x2, 0x1}, @call={0x85, 0x0, 0x0, 0x2a}, @alu={0x7, 0x9, 0x7, 0xf, 0x7, 0x20, 0x8}, @alu={0x4, 0x3f, 0xf, 0x0, 0x8, 0xeedbe0558effeb2d, 0xffffffffffffffff}, @exit={0x95}], &(0x7f0000000000)='GPL\x00', 0x3, 0x1a, &(0x7f0000000180)=""/26, 0x41000, 0x1, [], r3}, 0x48) 2018/04/03 19:31:57 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0xfe4c) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040), 0x237, &(0x7f0000000000), 0x0, 0x3}, 0x50) close(r0) ioctl$PERF_EVENT_IOC_REFRESH(r2, 0x2402, 0xef) 2018/04/03 19:31:57 executing program 7 (fault-call:1 fault-nth:48): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:57 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x62}, 0x2c) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000000)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000010c0)={r0, &(0x7f0000000040)="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", &(0x7f0000001040)="42245eb0830dbe072768a9008c6cf8d19115a983b5e21e78ebcdcb4cf27e9163180d6f96af1559510cfa5c7ed5c3c85f7dbdfaa139b410725fac99cbe8458844ceb138b26bb77d6ef68c9e0e71b8268f008aaac032b1", 0x3}, 0x20) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001240)={r0, 0x28, &(0x7f0000001200)}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001140)={r0, 0x28, &(0x7f0000001100)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000001180)={r1, 0x0, 0x8}, 0xc) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000011c0)={r1, 0x4, 0x8}, 0xc) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x6, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:31:57 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x5, 0x800000000000001, 0x5, &(0x7f0000000040)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:57 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000000100)={&(0x7f0000000180)='./file0\x00', 0x0, 0xc}, 0x10) socketpair(0x1e, 0x4, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000000)}, 0x50) close(r1) close(r0) 2018/04/03 19:31:57 executing program 6: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x6}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x1, &(0x7f0000346fc8)=ANY=[@ANYPTR64=&(0x7f0000000080)=ANY=[@ANYBLOB="d6ebcb01afca35aa27aa44cddff56e702125734527cffabca417af8a0c10c51b099e287f37265874b80c828b959b96b0868a727a1e80d2"]], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f0000000200)="b82283392dc50ff1fb635a5849d2f5916a86e2fdc24e95a12aa8daccf7393e72be9cc66f"}, 0x2) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0xff3e, &(0x7f0000000180)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) socketpair$inet(0x2, 0x80002, 0x7178fef2, &(0x7f0000000000)) 2018/04/03 19:31:57 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r0, 0x50, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=r2, 0x4) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:57 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r0) close(r1) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000000040)={r1}) 2018/04/03 19:31:57 executing program 0: socketpair(0x1, 0x1, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140), 0x1e6, &(0x7f0000231f05)=""/251, 0x3ba}, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000080)={r2}) sendmsg$kcm(r1, &(0x7f0000948000)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000d43000)}], 0x14c, &(0x7f0000d43000)}, 0x0) [ 871.661590] FAULT_INJECTION: forcing a failure. [ 871.661590] name failslab, interval 1, probability 0, space 0, times 0 [ 871.672944] CPU: 0 PID: 27880 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 871.680218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.689571] Call Trace: [ 871.692166] dump_stack+0x194/0x24d [ 871.695807] ? arch_local_irq_restore+0x53/0x53 [ 871.700481] ? __save_stack_trace+0x7e/0xd0 [ 871.704809] should_fail+0x8c0/0xa40 2018/04/03 19:31:57 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='nfs4\x00', 0x8000, &(0x7f0000000200)="7275db51f6f62ec958b69b784439104bad9742dae715857d7f7bdcf5955baf632e8b4f399b0b369bdec6640d9801159a71dfa20876db94592d99d375f9a269b9f701c6fc2ac94dc12bc4447dc71954a302eccea2") close(r0) 2018/04/03 19:31:57 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000040)={r0, &(0x7f0000000200)="9ada48c2e76e59d82a0ce7f54232d37d063926069aa685a0825b4c5b92d531c9b36ccc15bb2bfad8d0deef1b9f9a38f5fd013e934a1dd80b54779d53af64dcbf11b51cbf3358dc778c9a6826b55c01c40f6ef58dd4ee948ceca1032b58877afb364af7a87a0874f937757e2a424cbc125ca96d3ad89aefddd8d11936ccb9c143cb1acf7b221424671f9970", &(0x7f00000002c0)=""/170}, 0x18) 2018/04/03 19:31:57 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x97, 0x18}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000711003000000000000000000000000009500000000000800"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={r0, 0x0, 0xe, 0x83, &(0x7f0000000000)="714b80797dbc5ff1de3086de78ea", &(0x7f0000000200)=""/131}, 0x28) socketpair$inet(0x2, 0x7, 0x0, &(0x7f0000000040)) [ 871.708523] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 871.713626] ? kasan_kmalloc+0xad/0xe0 [ 871.717514] ? kmem_cache_alloc_trace+0x136/0x740 [ 871.722358] ? __memcg_init_list_lru_node+0x169/0x270 [ 871.727545] ? __list_lru_init+0x544/0x750 [ 871.731777] ? sget_userns+0x6b1/0xe40 [ 871.735662] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 871.740410] ? do_mount+0xea4/0x2bb0 [ 871.744997] ? SyS_mount+0xab/0x120 [ 871.748628] ? do_syscall_64+0x281/0x940 [ 871.752689] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 871.758060] ? find_held_lock+0x35/0x1d0 2018/04/03 19:31:57 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x9) close(r1) [ 871.762124] ? __lock_is_held+0xb6/0x140 [ 871.766200] ? check_same_owner+0x320/0x320 [ 871.770527] ? rcu_note_context_switch+0x710/0x710 [ 871.775462] should_failslab+0xec/0x120 [ 871.779444] kmem_cache_alloc_trace+0x4b/0x740 [ 871.784021] ? __kmalloc_node+0x33/0x70 [ 871.788000] ? __kmalloc_node+0x33/0x70 [ 871.791989] ? rcu_read_lock_sched_held+0x108/0x120 [ 871.797026] __memcg_init_list_lru_node+0x169/0x270 [ 871.802039] ? list_lru_add+0x7c0/0x7c0 [ 871.806009] ? __kmalloc_node+0x47/0x70 [ 871.809999] __list_lru_init+0x544/0x750 [ 871.814069] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 871.819998] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 871.825036] ? lockdep_init_map+0x9/0x10 [ 871.829099] sget_userns+0x6b1/0xe40 [ 871.832818] ? kernfs_sop_show_path+0x190/0x190 [ 871.837486] ? kernfs_sop_show_options+0x180/0x180 [ 871.842415] ? destroy_unused_super.part.6+0xd0/0xd0 [ 871.847522] ? check_same_owner+0x320/0x320 [ 871.851849] ? rcu_pm_notify+0xc0/0xc0 [ 871.855745] ? rcu_read_lock_sched_held+0x108/0x120 2018/04/03 19:31:57 executing program 6: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x45}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000003fd3d60301009c66300000000000000000000000000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r1, 0x0, 0xe, 0x83, &(0x7f0000000040)="0000000000000000000100000000", &(0x7f0000000200)=""/131}, 0x28) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000000)={r1, 0x50, &(0x7f00000000c0)}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000180)={r0, 0x28, &(0x7f0000000140)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000001c0)={r2, 0x6, 0x8}, 0xc) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000300)) [ 871.860757] ? kmem_cache_alloc_trace+0x459/0x740 [ 871.865591] ? lock_downgrade+0x980/0x980 [ 871.869742] kernfs_mount_ns+0x13d/0x8b0 [ 871.873802] ? kernfs_super_ns+0x70/0x70 [ 871.877866] sysfs_mount+0xc2/0x1c0 [ 871.881486] ? sysfs_kill_sb+0x40/0x40 [ 871.885368] ? alloc_pages_current+0xbe/0x1e0 [ 871.889861] ? security_sb_copy_data+0x81/0xb0 [ 871.894466] mount_fs+0x66/0x2d0 [ 871.897831] vfs_kern_mount.part.26+0xc6/0x4a0 [ 871.902409] ? may_umount+0xa0/0xa0 [ 871.906035] ? _raw_read_unlock+0x22/0x30 2018/04/03 19:31:57 executing program 6: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x4, 0x4, 0x4, 0x9}, 0x3d1) r1 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r1, &(0x7f0000001a80)={&(0x7f0000000980)=@can, 0x80, &(0x7f0000001a00), 0x0, &(0x7f0000001a40)=""/54, 0x36}, 0x0) socketpair$ax25(0x3, 0x5, 0xcf, &(0x7f0000000040)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000028000)={r0, &(0x7f0000000200), &(0x7f0000000240)="13"}, 0x20) [ 871.910194] ? __get_fs_type+0x8a/0xc0 [ 871.914084] do_mount+0xea4/0x2bb0 [ 871.917622] ? copy_mount_string+0x40/0x40 [ 871.921855] ? rcu_pm_notify+0xc0/0xc0 [ 871.925742] ? copy_mount_options+0x5f/0x2e0 [ 871.930146] ? rcu_read_lock_sched_held+0x108/0x120 [ 871.935158] ? kmem_cache_alloc_trace+0x459/0x740 [ 871.940009] ? kasan_check_write+0x14/0x20 [ 871.944237] ? _copy_from_user+0x99/0x110 [ 871.948381] ? copy_mount_options+0x1f7/0x2e0 [ 871.952874] SyS_mount+0xab/0x120 [ 871.956322] ? copy_mnt_ns+0xb30/0xb30 [ 871.960204] do_syscall_64+0x281/0x940 [ 871.964090] ? vmalloc_sync_all+0x30/0x30 [ 871.968236] ? _raw_spin_unlock_irq+0x27/0x70 [ 871.972732] ? finish_task_switch+0x1c1/0x7e0 [ 871.977216] ? syscall_return_slowpath+0x550/0x550 [ 871.982132] ? syscall_return_slowpath+0x2ac/0x550 [ 871.987047] ? prepare_exit_to_usermode+0x350/0x350 [ 871.992050] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 871.997393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 872.002217] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 872.007386] RIP: 0033:0x4552d9 2018/04/03 19:31:57 executing program 7 (fault-call:1 fault-nth:49): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 872.010553] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 872.018243] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 872.025493] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 872.032740] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 872.039989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 872.047238] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000030 2018/04/03 19:31:57 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x9, 0xb, 0x20001, 0x2}, 0x2c) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000040), &(0x7f00000000c0)}, 0x20) gettid() bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r0, &(0x7f0000000000), &(0x7f00000000c0)=""/251}, 0x18) 2018/04/03 19:31:57 executing program 5: r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r0, 0x50, &(0x7f00000001c0)}, 0x10) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x800000002) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000444000)) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0x0, 0x601, 0x18}, 0xc) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r1, 0x28, &(0x7f00000000c0)}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', r1}, 0x10) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000280)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000d78000)='.', &(0x7f0000fdb000)='ubifs\x00', 0x1003, 0x0) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) [ 872.112385] FAULT_INJECTION: forcing a failure. [ 872.112385] name failslab, interval 1, probability 0, space 0, times 0 [ 872.123829] CPU: 0 PID: 27928 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 872.131102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 872.140451] Call Trace: [ 872.143041] dump_stack+0x194/0x24d [ 872.146673] ? arch_local_irq_restore+0x53/0x53 [ 872.151346] ? __save_stack_trace+0x7e/0xd0 [ 872.155680] should_fail+0x8c0/0xa40 2018/04/03 19:31:58 executing program 5: r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x8}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) r1 = gettid() r2 = perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x40, 0x2d, 0x9, 0x100000001, 0x0, 0x81, 0x0, 0xa, 0x7ff, 0x4, 0x4, 0x100000, 0xc6ee, 0x3000000000000, 0x10001, 0x4, 0x3, 0x2, 0x7, 0x3b17, 0x2, 0x800, 0x0, 0x19dd, 0x5, 0x3, 0x896, 0xcec, 0x2c2, 0x3f, 0x4, 0x1ff, 0x40, 0x10001, 0x200, 0x2, 0x0, 0x8, 0x1, @perf_bp={&(0x7f0000000040), 0x2}, 0x9121, 0x4, 0xef1, 0x5, 0x8, 0xfc1, 0x9}, r1, 0x9, r0, 0x3) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) getpid() ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000000100)="2d2c6d643573756dcb5b76626f786e65743100") ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0xff) [ 872.159398] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 872.164503] ? kasan_kmalloc+0xad/0xe0 [ 872.168388] ? kmem_cache_alloc_trace+0x136/0x740 [ 872.173226] ? __memcg_init_list_lru_node+0x169/0x270 [ 872.178413] ? __list_lru_init+0x544/0x750 [ 872.182636] ? sget_userns+0x6b1/0xe40 [ 872.186507] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 872.191338] ? do_mount+0xea4/0x2bb0 [ 872.195049] ? SyS_mount+0xab/0x120 [ 872.198698] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 872.204065] ? find_held_lock+0x35/0x1d0 [ 872.208126] ? __lock_is_held+0xb6/0x140 [ 872.212186] ? check_same_owner+0x320/0x320 [ 872.216501] ? rcu_note_context_switch+0x710/0x710 [ 872.221423] should_failslab+0xec/0x120 [ 872.225386] kmem_cache_alloc_trace+0x4b/0x740 [ 872.229971] ? __kmalloc_node+0x33/0x70 [ 872.233926] ? __kmalloc_node+0x33/0x70 [ 872.237881] ? rcu_read_lock_sched_held+0x108/0x120 [ 872.242889] __memcg_init_list_lru_node+0x169/0x270 [ 872.247907] ? list_lru_add+0x7c0/0x7c0 [ 872.251860] ? __kmalloc_node+0x47/0x70 [ 872.255815] __list_lru_init+0x544/0x750 [ 872.259879] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 872.265755] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 872.270764] ? lockdep_init_map+0x9/0x10 [ 872.274814] sget_userns+0x6b1/0xe40 [ 872.278520] ? kernfs_sop_show_path+0x190/0x190 [ 872.283186] ? kernfs_sop_show_options+0x180/0x180 [ 872.288094] ? destroy_unused_super.part.6+0xd0/0xd0 [ 872.293185] ? check_same_owner+0x320/0x320 [ 872.297496] ? rcu_pm_notify+0xc0/0xc0 [ 872.301372] ? rcu_read_lock_sched_held+0x108/0x120 [ 872.306370] ? kmem_cache_alloc_trace+0x459/0x740 [ 872.311203] ? lock_downgrade+0x980/0x980 [ 872.315351] kernfs_mount_ns+0x13d/0x8b0 [ 872.319405] ? kernfs_super_ns+0x70/0x70 [ 872.323453] sysfs_mount+0xc2/0x1c0 [ 872.327065] ? sysfs_kill_sb+0x40/0x40 [ 872.330951] ? alloc_pages_current+0xbe/0x1e0 [ 872.335437] ? security_sb_copy_data+0x81/0xb0 [ 872.340006] mount_fs+0x66/0x2d0 [ 872.343365] vfs_kern_mount.part.26+0xc6/0x4a0 [ 872.347938] ? may_umount+0xa0/0xa0 [ 872.351554] ? _raw_read_unlock+0x22/0x30 [ 872.355688] ? __get_fs_type+0x8a/0xc0 [ 872.359553] do_mount+0xea4/0x2bb0 [ 872.363076] ? copy_mount_string+0x40/0x40 [ 872.367293] ? rcu_pm_notify+0xc0/0xc0 [ 872.371158] ? copy_mount_options+0x5f/0x2e0 [ 872.375541] ? rcu_read_lock_sched_held+0x108/0x120 [ 872.380533] ? kmem_cache_alloc_trace+0x459/0x740 [ 872.385362] ? kasan_check_write+0x14/0x20 [ 872.389582] ? _copy_from_user+0x99/0x110 [ 872.393714] ? copy_mount_options+0x1f7/0x2e0 [ 872.398186] SyS_mount+0xab/0x120 [ 872.401613] ? copy_mnt_ns+0xb30/0xb30 [ 872.405486] do_syscall_64+0x281/0x940 [ 872.409359] ? vmalloc_sync_all+0x30/0x30 [ 872.413484] ? _raw_spin_unlock_irq+0x27/0x70 [ 872.417957] ? finish_task_switch+0x1c1/0x7e0 [ 872.422434] ? syscall_return_slowpath+0x550/0x550 [ 872.427353] ? syscall_return_slowpath+0x2ac/0x550 [ 872.432267] ? prepare_exit_to_usermode+0x350/0x350 [ 872.437271] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 872.442632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 872.447551] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 872.452721] RIP: 0033:0x4552d9 [ 872.455896] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 872.463599] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 872.470855] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 872.478102] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 872.485350] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 872.492602] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000031 2018/04/03 19:31:58 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) mkdir(&(0x7f0000000040)='./file0/file0\x00', 0x10) close(r0) 2018/04/03 19:31:58 executing program 7 (fault-call:1 fault-nth:50): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:58 executing program 5: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000005c0)) r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000600)={r1}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000000080)={r3}) recvmsg(0xffffffffffffffff, &(0x7f0000001fc8)={&(0x7f0000015000)=@can, 0x10, &(0x7f0000015000), 0x0, &(0x7f0000015000)=""/23, 0x17}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000000140)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195}, 0x48) 2018/04/03 19:31:58 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000000000000000104400030000000000000000000000950000000000000000000000"], &(0x7f0000000000)="03ed0000004f7049e5", 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:31:58 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000040)) close(r0) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f00000000c0)='\x00') socketpair(0x5, 0x5, 0x164, &(0x7f0000000080)) close(r1) 2018/04/03 19:31:58 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) close(r0) socketpair(0x11, 0x7, 0x26d8, &(0x7f00000000c0)) 2018/04/03 19:31:58 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)={0xffffffffffffffff}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000040)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r0, &(0x7f0000000200)="d69521202b6b6bb24f6537920980dc5616e6f04c745abf615a2cb19f84dad7b1113fb14852542405e3ea8d3b9bd424c45a443a842aec8d69202aeed2683c8f1ddd499097e5f52d5e741f78efcf4500e04d5c225331a0403ca3827bb741f1f499e458b7bdf02ffccac157f59d6b273b21e179b00ed173fd6dee5243024eab77f5beff10f422c495079a9bfd8bc2bd924bf04fbcb90ec1218e707765a23702a2db28b5c218f456badaed4c0b78878d3591df", &(0x7f0000000080)=""/20}, 0x18) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r1, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) 2018/04/03 19:31:58 executing program 6: socketpair(0x9, 0x6, 0xfffffffffffffff8, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0xf, 0x40000000008000a, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x7, 0x8000a, 0x1ff, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r4) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f0000000080)={r4, r4}) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x6) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0x0) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00', r1}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r3, 0x28, &(0x7f00000000c0)}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f00000c3000)={0xf, 0x4, 0x4, 0x47a7d0bd, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0x2c) [ 872.924559] FAULT_INJECTION: forcing a failure. [ 872.924559] name failslab, interval 1, probability 0, space 0, times 0 [ 872.935850] CPU: 1 PID: 27969 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 872.943154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 872.952502] Call Trace: [ 872.955096] dump_stack+0x194/0x24d [ 872.958723] ? arch_local_irq_restore+0x53/0x53 [ 872.963391] ? __save_stack_trace+0x7e/0xd0 [ 872.967714] should_fail+0x8c0/0xa40 [ 872.971431] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 872.976536] ? kasan_kmalloc+0xad/0xe0 [ 872.980421] ? kmem_cache_alloc_trace+0x136/0x740 [ 872.985260] ? __memcg_init_list_lru_node+0x169/0x270 [ 872.990451] ? __list_lru_init+0x544/0x750 [ 872.994690] ? sget_userns+0x6b1/0xe40 [ 872.998578] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 873.003335] ? do_mount+0xea4/0x2bb0 [ 873.007063] ? SyS_mount+0xab/0x120 [ 873.010693] ? do_syscall_64+0x281/0x940 [ 873.014756] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 873.020126] ? find_held_lock+0x35/0x1d0 [ 873.024202] ? __lock_is_held+0xb6/0x140 [ 873.028279] ? check_same_owner+0x320/0x320 [ 873.032605] ? rcu_note_context_switch+0x710/0x710 [ 873.037540] should_failslab+0xec/0x120 [ 873.041519] kmem_cache_alloc_trace+0x4b/0x740 [ 873.046109] ? __kmalloc_node+0x33/0x70 [ 873.050088] ? __kmalloc_node+0x33/0x70 [ 873.054068] ? rcu_read_lock_sched_held+0x108/0x120 [ 873.059096] __memcg_init_list_lru_node+0x169/0x270 [ 873.064128] ? list_lru_add+0x7c0/0x7c0 [ 873.068110] ? __kmalloc_node+0x47/0x70 [ 873.072089] __list_lru_init+0x544/0x750 [ 873.076154] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 873.082046] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 873.087060] ? lockdep_init_map+0x9/0x10 [ 873.091110] sget_userns+0x6b1/0xe40 [ 873.094814] ? kernfs_sop_show_path+0x190/0x190 [ 873.099473] ? kernfs_sop_show_options+0x180/0x180 [ 873.104387] ? destroy_unused_super.part.6+0xd0/0xd0 [ 873.109477] ? check_same_owner+0x320/0x320 [ 873.113777] ? rcu_pm_notify+0xc0/0xc0 [ 873.117650] ? rcu_read_lock_sched_held+0x108/0x120 [ 873.122645] ? kmem_cache_alloc_trace+0x459/0x740 [ 873.127465] ? lock_downgrade+0x980/0x980 [ 873.131599] kernfs_mount_ns+0x13d/0x8b0 [ 873.135644] ? kernfs_super_ns+0x70/0x70 [ 873.139692] sysfs_mount+0xc2/0x1c0 [ 873.143298] ? sysfs_kill_sb+0x40/0x40 [ 873.147164] ? alloc_pages_current+0xbe/0x1e0 [ 873.151640] ? security_sb_copy_data+0x81/0xb0 [ 873.156205] mount_fs+0x66/0x2d0 [ 873.159553] vfs_kern_mount.part.26+0xc6/0x4a0 [ 873.164114] ? may_umount+0xa0/0xa0 [ 873.167720] ? _raw_read_unlock+0x22/0x30 [ 873.171856] ? __get_fs_type+0x8a/0xc0 [ 873.175728] do_mount+0xea4/0x2bb0 [ 873.179249] ? copy_mount_string+0x40/0x40 [ 873.183460] ? rcu_pm_notify+0xc0/0xc0 [ 873.187330] ? copy_mount_options+0x5f/0x2e0 [ 873.191714] ? rcu_read_lock_sched_held+0x108/0x120 [ 873.196709] ? kmem_cache_alloc_trace+0x459/0x740 [ 873.201530] ? kasan_check_write+0x14/0x20 [ 873.205750] ? _copy_from_user+0x99/0x110 [ 873.209881] ? copy_mount_options+0x1f7/0x2e0 [ 873.214362] SyS_mount+0xab/0x120 [ 873.217792] ? copy_mnt_ns+0xb30/0xb30 [ 873.221662] do_syscall_64+0x281/0x940 [ 873.225529] ? vmalloc_sync_all+0x30/0x30 [ 873.229657] ? _raw_spin_unlock_irq+0x27/0x70 [ 873.234132] ? finish_task_switch+0x1c1/0x7e0 [ 873.238606] ? syscall_return_slowpath+0x550/0x550 [ 873.243528] ? syscall_return_slowpath+0x2ac/0x550 [ 873.248439] ? prepare_exit_to_usermode+0x350/0x350 [ 873.253436] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 873.258782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 873.263608] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 873.268777] RIP: 0033:0x4552d9 [ 873.271945] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 873.279634] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 873.286881] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 873.294128] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 873.301377] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 873.308623] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000032 2018/04/03 19:31:59 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x0, 0x1, &(0x7f0000000100)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x0, 0xc3, &(0x7f0000009f3d)=""/195}, 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={0x1, 0x28, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000000c0)={r0, 0x101, 0x10}, 0xc) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={r0, 0x0, 0x8}, 0xc) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x5, &(0x7f0000001fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0xf5, 0x25}, [@ldst={0x7, 0x1, 0x0, 0x0, 0x2a}], {0x95}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0x437, &(0x7f000000cf3d)=""/195}, 0x48) 2018/04/03 19:31:59 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:59 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0xea01) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', r1}, 0x10) close(r1) close(r0) 2018/04/03 19:31:59 executing program 5: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0x38d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)="6370753e2b00ddcf") 2018/04/03 19:31:59 executing program 7 (fault-call:1 fault-nth:51): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:31:59 executing program 6: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = getpid() r2 = perf_event_open(&(0x7f00000001c0)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x0, 0x8}}, r1, 0x0, 0xffffffffffffffff, 0x0) recvmsg(r0, &(0x7f0000000680)={&(0x7f0000000400)=@ax25, 0x80, &(0x7f0000000480), 0x0, &(0x7f00000005c0)=""/170, 0xaa}, 0x0) socket$kcm(0x29, 0x0, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40082404, &(0x7f0000000100)=0x1) r3 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_RESET(r2, 0x2403, 0x3) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000000b00)={&(0x7f0000000740)=@vsock, 0x80, &(0x7f00000003c0), 0x0, &(0x7f0000000a40)=""/140, 0x8c}, 0x0) r4 = perf_event_open(&(0x7f0000000080)={0x4, 0x70, 0x1, 0x401, 0x8, 0xb8, 0x0, 0x800, 0x0, 0x0, 0x6, 0x490000000, 0x24000000000, 0x81, 0x1ff, 0x6, 0xdb9b, 0x8, 0x100, 0x7, 0x4, 0x6, 0x7, 0x5, 0x800, 0x4c, 0xa5, 0x6, 0x6, 0xffffffffffffffff, 0x20, 0xffffffffffffffff, 0x9, 0x1, 0xffffffff, 0x2, 0x7fffffff, 0x0, 0x0, 0x8, 0x4, @perf_bp={&(0x7f0000000040), 0xf}, 0x2000, 0x4, 0x3, 0x6, 0x4, 0x0, 0xfff}, r1, 0xb, r3, 0x2) close(r2) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x2400, 0x6) socketpair(0x8, 0x6, 0x7, &(0x7f0000000140)) 2018/04/03 19:31:59 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x1a}, 0x56e80006e97ed950) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) 2018/04/03 19:31:59 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) close(r0) recvmsg$kcm(r1, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000080)={r2, &(0x7f0000000200)="ad3d9f2d3d35e9d8692034f05a2efb35cbc9338801e286ca1cd6de6a77a1bd19ec40dfddff08c8d240ebbb5087c18fcf2321afc9ed99dd2e038dbd318ee7fd7464708f7d746e532d86b49ec34ad2253db3ff1354145f2af63832f2d200130b89b94316df5bb9c74b50d4183d78c1bead8ddfe32e879a5eca0e982ac2e0c02b01ba33562ef243a992a950c546b8e468e1b8e71a38d87d83a365d813c306f2c2629eacfa0d970af1f130"}, 0x10) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000000180)='\x00') ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000000040)={r0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) socketpair(0x7, 0x7, 0x200, &(0x7f0000000100)) close(r1) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) 2018/04/03 19:31:59 executing program 0: bpf$BPF_PROG_QUERY(0x10, &(0x7f00000017c0)={0xffffffffffffffff, 0x4}, 0x20) socketpair(0x10, 0x803, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r0, 0x37d, &(0x7f0000000040)}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001140)={r0, &(0x7f0000000100)="f7fba63cb5205bb57462d035b7e27133db905d10b06bbf063d3e1b6ec253ab0af90c18ee12a1ec7ebf3c903ed5bad6b91ab4facf", &(0x7f0000000140)="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", 0x3}, 0x20) bpf$OBJ_GET_PROG(0x7, &(0x7f0000001280)={&(0x7f0000001240)='./file0\x00'}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001200)={r1, &(0x7f0000001800)="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", &(0x7f0000001180)="82b046a96e5f23ea0c40c87bee4f8bbf032a88e6bd3ce01437297fbeba957c6e6a0162713db55faceba819fed09ccfb1e50231b3c1bb6a7aaa84b798cb371f3bcc3b3c98b01e677adc6343d863581a3bc49ec17848c66343134f30439f4ca039baae"}, 0x20) [ 873.863798] FAULT_INJECTION: forcing a failure. [ 873.863798] name failslab, interval 1, probability 0, space 0, times 0 [ 873.875872] CPU: 1 PID: 28009 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 873.883140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 873.892485] Call Trace: [ 873.895080] dump_stack+0x194/0x24d [ 873.898707] ? arch_local_irq_restore+0x53/0x53 [ 873.903374] ? __save_stack_trace+0x7e/0xd0 [ 873.907700] should_fail+0x8c0/0xa40 [ 873.911410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 873.916523] ? kasan_kmalloc+0xad/0xe0 [ 873.920407] ? kmem_cache_alloc_trace+0x136/0x740 [ 873.925243] ? __memcg_init_list_lru_node+0x169/0x270 [ 873.930423] ? __list_lru_init+0x544/0x750 [ 873.934653] ? sget_userns+0x6b1/0xe40 [ 873.938529] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 873.943261] ? do_mount+0xea4/0x2bb0 [ 873.946946] ? SyS_mount+0xab/0x120 [ 873.950552] ? do_syscall_64+0x281/0x940 [ 873.954589] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 873.959933] ? find_held_lock+0x35/0x1d0 [ 873.963972] ? __lock_is_held+0xb6/0x140 [ 873.968018] ? check_same_owner+0x320/0x320 [ 873.972318] ? rcu_note_context_switch+0x710/0x710 [ 873.977224] should_failslab+0xec/0x120 [ 873.981172] kmem_cache_alloc_trace+0x4b/0x740 [ 873.985729] ? __kmalloc_node+0x33/0x70 [ 873.989674] ? __kmalloc_node+0x33/0x70 [ 873.993621] ? rcu_read_lock_sched_held+0x108/0x120 [ 873.998611] __memcg_init_list_lru_node+0x169/0x270 [ 874.003607] ? list_lru_add+0x7c0/0x7c0 [ 874.007555] ? __kmalloc_node+0x47/0x70 [ 874.011504] __list_lru_init+0x544/0x750 [ 874.015552] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 874.021412] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 874.026404] ? lockdep_init_map+0x9/0x10 [ 874.030441] sget_userns+0x6b1/0xe40 [ 874.034131] ? kernfs_sop_show_path+0x190/0x190 [ 874.038778] ? kernfs_sop_show_options+0x180/0x180 [ 874.043687] ? destroy_unused_super.part.6+0xd0/0xd0 [ 874.048778] ? check_same_owner+0x320/0x320 [ 874.053075] ? rcu_pm_notify+0xc0/0xc0 [ 874.056943] ? rcu_read_lock_sched_held+0x108/0x120 [ 874.061931] ? kmem_cache_alloc_trace+0x459/0x740 [ 874.066747] ? lock_downgrade+0x980/0x980 [ 874.070874] kernfs_mount_ns+0x13d/0x8b0 [ 874.074911] ? kernfs_super_ns+0x70/0x70 [ 874.078949] sysfs_mount+0xc2/0x1c0 [ 874.082550] ? sysfs_kill_sb+0x40/0x40 [ 874.086410] ? alloc_pages_current+0xbe/0x1e0 [ 874.090881] ? security_sb_copy_data+0x81/0xb0 [ 874.095436] mount_fs+0x66/0x2d0 [ 874.098778] vfs_kern_mount.part.26+0xc6/0x4a0 [ 874.103338] ? may_umount+0xa0/0xa0 [ 874.106941] ? _raw_read_unlock+0x22/0x30 [ 874.111063] ? __get_fs_type+0x8a/0xc0 [ 874.114924] do_mount+0xea4/0x2bb0 [ 874.118439] ? copy_mount_string+0x40/0x40 [ 874.122645] ? rcu_pm_notify+0xc0/0xc0 [ 874.126514] ? copy_mount_options+0x5f/0x2e0 [ 874.130894] ? rcu_read_lock_sched_held+0x108/0x120 [ 874.135886] ? kmem_cache_alloc_trace+0x459/0x740 [ 874.140793] ? kasan_check_write+0x14/0x20 [ 874.145005] ? _copy_from_user+0x99/0x110 [ 874.149131] ? copy_mount_options+0x1f7/0x2e0 [ 874.153602] SyS_mount+0xab/0x120 [ 874.157031] ? copy_mnt_ns+0xb30/0xb30 [ 874.160894] do_syscall_64+0x281/0x940 [ 874.164756] ? vmalloc_sync_all+0x30/0x30 [ 874.168877] ? _raw_spin_unlock_irq+0x27/0x70 [ 874.173348] ? finish_task_switch+0x1c1/0x7e0 [ 874.177816] ? syscall_return_slowpath+0x550/0x550 [ 874.182716] ? syscall_return_slowpath+0x2ac/0x550 [ 874.187621] ? prepare_exit_to_usermode+0x350/0x350 [ 874.192610] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 874.197946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 874.202766] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 874.207930] RIP: 0033:0x4552d9 2018/04/03 19:32:00 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000400), 0x4) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x28, &(0x7f00000000c0)}, 0x10) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000740)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000000), &(0x7f0000000080)}, 0x20) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000540)={r1, 0x0, 0x84, 0x0, &(0x7f0000000440)="708da3303f692e9c65e18ad14de742be29ec5afcf76ceebd58a829fb364fb9abfc716e438eeadaa80268a2b8c1168892ce94fa42b10b6a0003d7fbda91898512972804297521560aae07ce62709dfc7ff545c064d55d1f9c6fdaa616323e76fa012859909bc3d5aa701e9739eb4ca788b9e139c3a3726d0126be215d4203cb8b92ffda9a", &(0x7f0000000500), 0x3, 0x5}, 0x28) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0x5, 0x80000001000, 0x1f70, 0x5, 0x2, r0, 0x1ff}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000700)={r0, &(0x7f0000000580)="544d7c9c9b49829a23aec1d18c821c5f990d9ae915056df15c15b47f65dfe7c6ba2778d57255d0e88649c37b48ef0dea79af0e4255baef71cf4fd6fbc70c8cc94d717de78c77a535ce64f43e83b47a6cc49c98a9a96fbda7774897ab2a543c525c8999b6c2481726", &(0x7f0000000600)=""/204}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={r0, &(0x7f0000000180)='?', &(0x7f0000000200)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000080)={r0, &(0x7f0000000000), &(0x7f0000000280)=""/208}, 0x18) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0xf, 0xdb, 0x6, 0x6, 0x4, r0, 0x7}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000500)={0x7, 0x10001, 0x3, 0xa16a, 0x3, r2, 0x6}, 0x2c) 2018/04/03 19:32:00 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', r0}, 0x10) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f00000000c0)="c1763f98d3ec0b8fc4cb17fbf4cecc7e3b04af471efdf7ecd0a393dea342819f4ab745dc45de77b38ab61703c440f4ab2b3e902919baa3061908fabaf071", 0x3e}, {&(0x7f0000000100)="a5f332c9c59e35c4e01fa128115cb6bd66305c202ef8c41013c67c56b7280dfd7fa5f4ac5b59a18b2f09dc47b1b689c0fd5d6190ef24", 0x36}], 0x2, &(0x7f0000000000)}, 0x50) close(r1) socketpair(0xe, 0x3, 0x8000, &(0x7f0000000200)) close(r0) [ 874.211094] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 874.218778] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 874.226024] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 874.233273] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 874.240516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 874.247758] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000033 2018/04/03 19:32:00 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3de, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0xb3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x2, 0x1, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000140)=0xca13) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x0) recvmsg$kcm(r1, &(0x7f0000010540)={&(0x7f000000de40)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000010380)=[{&(0x7f000000dec0)=""/172, 0xac}, {&(0x7f000000df80)=""/64, 0x40}, {&(0x7f000000e000)=""/4096, 0x1000}, {&(0x7f000000f000)=""/53, 0x35}, {&(0x7f000000f040)=""/102, 0x66}, {&(0x7f000000f0c0)=""/140, 0x8c}, {&(0x7f000000f180)=""/14, 0xe}, {&(0x7f000000f1c0)=""/4096, 0x1000}, {&(0x7f00000101c0)=""/131, 0x83}, {&(0x7f0000010280)=""/197, 0xc5}], 0xa, &(0x7f0000010440)=""/195, 0xc3, 0x3f3}, 0x10100) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f0000000180)) sendmsg(r2, &(0x7f00000114c0)={&(0x7f0000010580)=@hci={0x1f, r3}, 0x80, &(0x7f0000010dc0)=[{&(0x7f0000010600)="2abe63f5ad5e967ed1468ea8f108e62aedd7d25bef70f3629ea31af10bd243d4eec6d56f84193f730b624c3ebc60a0577e9df61b4c60f09360f04862faea1ef70ec241b394649ed5e6fd7d5318584e1f02aed5c60b7e5d69de86285b480f9106556e071e0355ae9d1b2494f1247d34e4746e8955a9a9a037dc92ea2fad46fed183d89673a1120a75e4a9fed250281bd35fcbd507be296323df34814060f0616da9285918439f027edea343aba28813887d7b4f04b8cff38ff21f96025a5f4e0686810e01e787c799c0d88517dc", 0xcd}, {&(0x7f0000010700)="7af0f5c36b0b23ae1ccbc167924663914d06d4b66afb618b47e820a2aaf24d7659218840f0095cda75e27cadb04bc1c0d8c69e6f9bb43c21d7eaf5de85480c4a2dd1e1556d7277a35de357db95f43d63953f32c643cf34d7374cd4e8d5eaf5513f57c601302f300280778ba1fad29a7a2dfba755aa32bfd90e1da3e78a8bc480f1886ea6d68d222f5dc9ffd4e86b64a445c1a326638dbff06c3d45", 0x9b}, {&(0x7f00000107c0)="8db43801642c66dd7ab86e5794fd5eb4e2e27a076462e258c46443cfe48a37615bb9b41122ebdd2802a206295714bd4b05a0bdfeb9c76663617383360e59cebdb0f1cd5fc624d6d0ee797e2764b1c610e3abbb904d7fd58cfb1e14d75219f97c59725585369a5c147ddd6eefa09308ccce0ef272a370c875a127d5367bb448ed05a7a1acaaa2527de33cd39c4aa2eb445ec9d2eb9ca44fa52c75c286a20491dbeab740e013561401", 0xa8}, {&(0x7f0000010880)="548f941a0acb1bdd5e5b93c59c1e2fdb43f3dce3e4f62d2fbc9d6a89e8118d59e07c78c251000b825bb5cbf7d457caddb3ac45b51e6418b6fbe2a23a3d36493ec58211aec3fe7ec892abafec64533524a000a358a7c5f0518e921c93fe15d480228f0f5737807bd18827c7399ceaf6ba2c79bae03c1a14823af8a55a7d2fb9b4f8a4bf2ced314b79b1c2d4639e718ca177ed27d568d5a453c0bfad8f8d71e1bedd62bd36b516cd41f822cdcd42d9259c169a4bf9a3eb8e189030fed6d57f359b55f1693c48a6c35843", 0xc9}, {&(0x7f0000010980)="cd0efe26875252989e6558f5eae1523d7877879f044ab56afcf4a8dd67154ad403bb961de6bab13f8e4e8dcd72515067eca808741f05b5a53806ec3a39bec6612158fc89c96215671931e7b3b7584f515730a742ddf80fb543762b59bf", 0x5d}, {&(0x7f0000010a00)="7120f3e37319a0c99d1a6c444e81dc7c3e0be7deb3a4539529f3656a25d88fc18112d6f1726a15b077ef340c0ac8f5638c045ad6cbd88184587fed9c0254e7cec5e3d7ce49acb86f64f82d2275cc10e0edc96acc1af83ba3055bda0fb58fb036a0fa04b0ee93c31647a6b679f5cc6a3a317b3a2c93bcfe41ecfbbed33949998163d3f31b31d22a1aa732df43cb05425c4f33aabd9294f4aa97a9ad85ce0820f492e12f99e3786a397ba19da360776a65c33af611a02db1aa6755ea6af9b2e89b19a4dc", 0xc3}, {&(0x7f0000010b00)="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", 0xfa}, {&(0x7f0000010c00)="62ab83b3181bd87fcf2a8ebeb972962aa616bd97d785f98fc44f87e692ce94a9b185f9462535591706f12d49c9ba0276a5bcad3f7d7a6094174678b8a2691bc270bc5d5d2c4a51a10ec7dbebd6f8677536a16cd718cd7e70b8a60fe3e745402b2159bbbddaf8f47ab9162d3d5f71d464ca962534582cd02fa0a70989e02d1ac471919da21ddd61c3fc696d0741b876e059cf6666aa1e81a2de68cfdb498263724b90687ec8f3c64b9dfa46b9804ec0e7bfa0d4d8fd64ce75bd8fe6cb5472f36547cfa3b804648dc3f8", 0xc9}, {&(0x7f0000010d00)="fd37eb041f806b9a47d2b81621882fc3030c97a099ec30327354c3c6329e012827253419d300b83999b362140a66e47952b83fa1bf52c1fe7c11f264d01ce2c9b6874b6bb9048e3f40b15a07d43ea264d8573ad5691dc2478fc1f22c2b6e071a8c29ef1ec8536f178e3ad0cd02c58bbf3669bd4ce3a53ea026a9b6f60232bba6f022072d56b8825d8b0fd6b1a68c79c18dd471110b510f9c8f1371ddb72a5d40baaac3b4ebffcb6957cbf85bfa19eb", 0xaf}], 0x9, &(0x7f0000010e80)=[{0x110, 0x10f, 0x1ff, "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"}, {0xc8, 0x119, 0x80, "5db8a8036398ff9558a597dfacc1949885e8350c98b2ae311903b64bf88e9924e33f220f879d0981cce18aa7282f1866d7a568d8fc5d39e4be084c77d4239e304d9791799ebcfb1b17c1a64813722b79ec4f42d098a06dfca870c8c795d4ffbc667f450459d13adef7d0214f63d09277729126476ae8cc7bc80d616c0da978c8b124fe9bb871f84d9459b41620a9af86244f5b3c32c1f36c22bbb22c14757ecb57f1d5c454a73c678558b25fb72f030d06f141a4d207"}, {0xd8, 0x0, 0x8, "8640da4c08d9ee5e1ef20a9e6fa7a339429ed16103971ad51e417ce6d1adbc942336f28fb5d4d4b97a699e686641386fa9213e6dc2a707c0d588874c5e5b27d6edab7e9ed6bd251b256fb157f1208e76ce5d4edbaf30b95181f3e3b56d90534d0d5912bda61da404bdcda8162728afb9f7659ee9e6c3739cd4ea24ac8203224804b58ee5671a0e3aa7a26c33fd7245089e36e7de670877b74386ac1dc6cfe41c29d800808048284d999a26eae6a813a85af731c6b7ec80e25e8ea703d5aeb37bfa7f"}, {0x68, 0xb248e8b748e9f324, 0x9, "6a96ee8679fda8f62641eb18d7ff0c62453028f7873c721b505f04fd8acbcfe34d680c22c7dae634b3a1368ec0e1f53753345adab2009b42b0aefbba2628cdd0f4eabe1c306a9e57b958dfffcea49d842616198b65"}, {0x58, 0x109, 0xfff, "5181eb63a69d050c269dd8059064ca4d1639c590f7a147b2efb4bd5f2435bafdee5e8174b6cce11a19a9b1ecf42a0e806392a815793c81c0bb8db669899dc311256845d4122742d6"}, {0xc8, 0x0, 0x7, "6a3b3828295229e395e679b1d193650e9038ceff28dc00ddc554dc96bf4185fc6557deeb42ff070d10e91e8cc988637ca1110d0c1933f65a679d5072e37542388c991a404d55f502af3f184f2b04c719539fe7b2b47cf09d3fa8bc8be67808c63b1e0b7747b3225d02da7e481fd571a91447ca0d0abcbe5cac6d529264b84d2573a10dde3f05ee802e5fe1315808e5abcd6bd848052b7d29c4c88894da7a6db36f412f0656c9b1a5735983bbbd2ed69d3ddac12b32c4"}, {0xd8, 0x115, 0x1, "27fa454274acf68b644894cd5a1c2a0634caa9cd7510435999d6297d842f38cd7c8fbb40390bb4505c9bce48c201640919105757dffc099d3a375a57345b5bd58ae7fbfb5130b2cca7fe5b9773d7a9a8fad03112fe6c1d32d70df86a52b90ed6a4bd4ef7254c77abceb64db85459b4338e1bfb508900f49e8c1c1cd671d6b4cfb32abd37b42710b3789b922e399d2b830004c0f2caecd3ec9b524e4dcbcfe2854eccc3b7983facdbb9fe2b80a7fc23fd727fbf6a65e4aff7451704f19a8114c84a"}, {0x50, 0x1, 0x1, "7861a81ca468c5cac0e84c0fd562b7df0c83e02aa623f7ffbdac1d99d8d9ddfe7168f42c6dea262d98b4ca7d7365e501ed56ce257a4cdc7c91c866"}, {0x70, 0x119, 0x0, "f5db9c7bd1348debc2b87cefa70d1cc548e578a5889c3811298dc0e799b599d72535e79a4007b051d482b2e7d328f0640c8fa9faa0ddb183d8017facd920bf017390f322992a354230714c71d03868a04a428220c7bccc4168"}, {0x48, 0x11f, 0xab7, "b04afd6f2e700fdbb7de3f697d3c502d413eb7abc6f6f600844a1769cdd6a065499974d554ad532da487b06585bd2fb75cde039ee1ae2b"}], 0x618, 0x80}, 0x4000) recvmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000000)=""/251, 0xfb}, 0x0) sendmsg(r1, &(0x7f0000000800)={&(0x7f0000000200)=@ax25={0x3, {"ae7eb0ed4237e5"}, 0x8}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000280)="258ebca625d6801259d874ef5aebc65564c0550737a41338e431d94ff6b6a4fbbb85bb72976b15", 0x27}, {&(0x7f00000002c0)="57993bee75d4e2243a4c7d1c2f09e76299fbc91caa3016bf44ca9e27bc12e564ca7463a2695024cdeca4fb7456dae4a02eeee78d0d998a6c0f03595024ade91c96d0f8aec0a68d9412884693564ce1e7fcb8d267ce90b59a8bc43fa68efb3f9d6af30ff8300a156518910f8f1600a1aa555fc7117355279407a424f9b2af06883fc766bab3e7dd", 0x87}], 0x2, &(0x7f00000003c0)=[{0x108, 0x112, 0x4, "f252b4fde311cc3238d821421dd024de652c11a5e33d92b5990a15edda439ffc22f3ecf498eaf9e8b2d8819a32682a3bc311cc6fed8e58dda4ed58467b424b9fb4ffb682a9bfe1ceddb74e19c638e9760c8bae6b77c377dd0a72f5b80561269b2b889a97a10e62ebd5ae34c810ab64f144b5da669b40d389ac0c1980de39dc8ba393e4492c1b5fb2ad2639d471ac2d59e3152c8093ce9e504e7e526336dd648820803b422a02cc5d0cf0a0c4c50bcdc6a3b10a80ff706dfd5927759efac69928995e3e517c21c40a44ae6ed9a5d7c29834a49c5c7b785307b3e6b3abc08883e3989895691b3ef3d979a945b0d7c6df3df907"}, {0x98, 0x19f, 0xcc42, "5c9cffc6a1148c7cea40148318a309118ae26712a6fe2de8dde74bd09d9c61de43b27ec97864c4ca255f6fc73098fdd6f0c8a27805f2a15036ed29de861fe2a4030d71394c24ff171f5080604718762c246d738b161b943c14f034f32f39e875939ab48cf33ba875b6da3c09e613bcad0ed64f1decbdbf04dda15c0e4f0a3fb8a8a1"}, {0xf0, 0x117, 0x200, "639b6871b927c7ee1b7aa054a5228a457524fe65bc0e5254e30c4791a6ea57d495b103d9a8f7e41dbd5955063c842bdf94c43c6526515fd5160e322075b66e412774b7563b3ed28bb5ded4b21bbf42f22e6ff999108afce68602e8ba3608e2ef4dd084295005b5c7ca07a0a491b7ff700ab0a50abfaae30f9782ae25f97d3dedc899cd644398b89908e31c3185cbd9c2bf320450274d5b229f2f38fe43ffdcdf2db3627fed07dd9089d719f2ba6613ec2a4bacdc78076adfc0a5882ddba2c187e8bd7d3039ba632c9ed8fcfb301db2992039b849f49151f1432d391f52"}, {0x50, 0x1, 0x4, "b0afe6289d0da0d424bcbf9556df77018ae0fd8a2ff26cf93ab23c628633ebec5f6c28cf9832eb7137a895b2b52ea9a29ed479cae518171cff"}, {0x90, 0x0, 0x4, "dc7da3e8a008d62d82c97913840de829d397c0f146100ed8ebad441a9f03dc0368fb575f3cd5691b67604829036897b5a0e25e6880ba0f907081d32f7774131c67c24412bc0365efdfee9449351ecc5878d5889f14feb459977f4fa0d059d37c6ed5d42a47bd87819b3673733c0531ec3da53f98a9d9d28ca872ddc4d9"}, {0x68, 0x13a, 0x8, "8972633946cd44d697a3fcc1efd1209fe44beec0ef90ef2ce7580bf3e281d704086b191930005c78b81ac33c10b33556a231c39bb10638501e2c0b216a222187ee179287cea0b21473b14dfc7d6805bdb995851f82"}, {0x60, 0x118, 0x1, "7f5a95e06693a42439836c40eee8b34cb84f1ec1d622a235b9ba68b5dfd64d0a4c397d2dff77b953d6e52651337e25a9efeae930d84f63a1faa6e9d874614e555f1917a455e6da562bf519"}], 0x438, 0x24008000}, 0x20000000) sendmsg(r2, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001140)=[{&(0x7f0000000100)="bf", 0x1}], 0x1, &(0x7f0000001180)}, 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f00000001c0)) 2018/04/03 19:32:00 executing program 7 (fault-call:1 fault-nth:52): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:32:00 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000710fec)={0x2, 0x4, 0x2003, 0x9}, 0x1c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000040)={r0, &(0x7f0000400f43), &(0x7f00002c2fe3)=""/29}, 0x18) socketpair(0x4, 0x80007, 0x9, &(0x7f0000000180)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f00000001c0)) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0xffffffffffffffff, 0x100000000, 0xd3, 0x10, r0, 0x9}, 0x2c) r2 = gettid() socketpair(0x8, 0xb, 0xfffffffffffffff8, &(0x7f0000000140)={0xffffffffffffffff}) perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0xd40, 0x46e325ba, 0x2, 0x6, 0x0, 0x9, 0x28, 0x2, 0x8001, 0x9, 0xffffffff, 0x4, 0x342000, 0x100000001, 0x6, 0x2, 0xfff, 0x0, 0x9, 0x8, 0x9, 0x1273d88a, 0x3f, 0x2, 0x3, 0x6, 0x8, 0x30000000000000, 0x8, 0xa66, 0x23fb, 0xdfb, 0x2, 0x15, 0x6, 0x511, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000080), 0x2}, 0x0, 0xbc9d, 0x6, 0xd6ddd392df946874, 0x0, 0x2, 0x20}, r2, 0x7, r3, 0x1) [ 874.360696] FAULT_INJECTION: forcing a failure. [ 874.360696] name failslab, interval 1, probability 0, space 0, times 0 [ 874.372155] CPU: 0 PID: 28034 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 874.379423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 874.388776] Call Trace: [ 874.391365] dump_stack+0x194/0x24d [ 874.394991] ? arch_local_irq_restore+0x53/0x53 [ 874.399658] ? __save_stack_trace+0x7e/0xd0 [ 874.403985] should_fail+0x8c0/0xa40 [ 874.407701] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 874.412802] ? kasan_kmalloc+0xad/0xe0 [ 874.416690] ? kmem_cache_alloc_trace+0x136/0x740 [ 874.421531] ? __memcg_init_list_lru_node+0x169/0x270 [ 874.426717] ? __list_lru_init+0x544/0x750 [ 874.430943] ? sget_userns+0x6b1/0xe40 [ 874.434830] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 874.439584] ? do_mount+0xea4/0x2bb0 [ 874.443291] ? SyS_mount+0xab/0x120 [ 874.446916] ? do_syscall_64+0x281/0x940 [ 874.450979] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 874.456350] ? find_held_lock+0x35/0x1d0 2018/04/03 19:32:00 executing program 5: mkdir(&(0x7f0000001000)='./file0\x00', 0x0) perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x876, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0xa00000400, 0xfffffffdffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) r0 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000400)={&(0x7f0000000040)=@sco={0x1f, {0xff, 0x2, 0x0, 0x2, 0x3, 0x7fff}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000000c0)="1678ebc94c37ddd553688d14247805ad475995c0f53e8e4d4ae99998af661d1da7d7ec", 0x23}, {&(0x7f0000000100)="7c001674d4ec6207fc9a68d395b351adda072ab3098ccbe5bd392dee95dff2f06842c6f4f5262ef5f525cf28d84bef28b2a5f8dfad32330f6facb2dbfabf73d37aee2e4b9be9ea061fdae32b761b85ddee6bd07ea40b986b657d42909ea7bbc00495", 0x62}, {&(0x7f0000000180)="0d58eba32c84f87971367de491c202d4bae89f6bf430d083dc8c5663d9fcac6708a2e407c277f146be241ca4e0af9417", 0x30}, {&(0x7f00000001c0)}, {&(0x7f0000000200)="e758e2162b544b827927a6226c3a38538b6e31e7890201a3948746107714da2c2b96977339c3e0f14edc3bd18cbb0a29db78a300eb660fd6d60b75aad554284e0031d47d2424157ebb896e65603cb90a4b9875e8d5ce29bd4ffa9a5aa25ab9", 0x5f}, {&(0x7f0000000280)}, {&(0x7f00000002c0)="df1cf2707d110e40812f11b33a35cf81b3b2af18de051137f0193810e2121442479a2d0bc2af4528ea66003499b19b87ec3a314330524061c298989dac4b0fff1e37e4f6526cccb718ed035c97e8160bafade9dfd50a4e08515b763b8ad8b5eea5770a8c8c61d8f9e09526f8991af4593b08577e7b50cc55ecee1cb0429f33", 0x7f}, {&(0x7f0000000340)="f835792cb187139397511fff4aaa83c8612468e0f0a1e8ce", 0x18}], 0x8, &(0x7f0000001040)=[{0x1010, 0x111, 0x20, "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{0x110, 0x1, 0x7, "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"}, {0x1010, 0x100, 0x1, "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"}], 0x2130, 0x40000}, 0x1) 2018/04/03 19:32:00 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) socketpair$inet6(0xa, 0x40000000000005, 0xa24a, &(0x7f0000000040)) [ 874.460410] ? __lock_is_held+0xb6/0x140 [ 874.464469] ? check_same_owner+0x320/0x320 [ 874.468793] ? rcu_note_context_switch+0x710/0x710 [ 874.473729] should_failslab+0xec/0x120 [ 874.477719] kmem_cache_alloc_trace+0x4b/0x740 [ 874.482302] ? __kmalloc_node+0x33/0x70 [ 874.486271] ? __kmalloc_node+0x33/0x70 [ 874.490241] ? rcu_read_lock_sched_held+0x108/0x120 [ 874.495261] __memcg_init_list_lru_node+0x169/0x270 [ 874.500278] ? list_lru_add+0x7c0/0x7c0 [ 874.504251] ? __kmalloc_node+0x47/0x70 [ 874.508226] __list_lru_init+0x544/0x750 [ 874.512288] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 874.518172] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 874.523176] ? lockdep_init_map+0x9/0x10 [ 874.527219] sget_userns+0x6b1/0xe40 [ 874.530909] ? kernfs_sop_show_path+0x190/0x190 [ 874.535565] ? kernfs_sop_show_options+0x180/0x180 [ 874.540478] ? destroy_unused_super.part.6+0xd0/0xd0 [ 874.545573] ? check_same_owner+0x320/0x320 [ 874.549882] ? rcu_pm_notify+0xc0/0xc0 [ 874.553769] ? rcu_read_lock_sched_held+0x108/0x120 [ 874.558773] ? kmem_cache_alloc_trace+0x459/0x740 [ 874.563602] ? lock_downgrade+0x980/0x980 [ 874.567748] kernfs_mount_ns+0x13d/0x8b0 [ 874.571800] ? kernfs_super_ns+0x70/0x70 [ 874.575858] sysfs_mount+0xc2/0x1c0 [ 874.579462] ? sysfs_kill_sb+0x40/0x40 [ 874.583338] ? alloc_pages_current+0xbe/0x1e0 [ 874.587823] ? security_sb_copy_data+0x81/0xb0 [ 874.592385] mount_fs+0x66/0x2d0 [ 874.595732] vfs_kern_mount.part.26+0xc6/0x4a0 [ 874.600298] ? may_umount+0xa0/0xa0 [ 874.603919] ? _raw_read_unlock+0x22/0x30 [ 874.608056] ? __get_fs_type+0x8a/0xc0 [ 874.611932] do_mount+0xea4/0x2bb0 [ 874.615459] ? copy_mount_string+0x40/0x40 [ 874.619681] ? rcu_pm_notify+0xc0/0xc0 [ 874.623556] ? copy_mount_options+0x5f/0x2e0 [ 874.627939] ? rcu_read_lock_sched_held+0x108/0x120 [ 874.632940] ? kmem_cache_alloc_trace+0x459/0x740 [ 874.637770] ? kasan_check_write+0x14/0x20 [ 874.641992] ? _copy_from_user+0x99/0x110 [ 874.646134] ? copy_mount_options+0x1f7/0x2e0 [ 874.650629] SyS_mount+0xab/0x120 [ 874.654074] ? copy_mnt_ns+0xb30/0xb30 [ 874.657955] do_syscall_64+0x281/0x940 2018/04/03 19:32:00 executing program 2: socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000040)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000100)={r2, 0x0, 0x8b, 0x46, &(0x7f0000000200)="d7699cff13e9815e24df0aea2fcb1b3da28378bc8451bb6e8f5f0544d3d7dbb03c0528eafdf5bb481e7a7a206173c647b6e03b6e461872decd381c72148cc6c26e1dc33bad631b8f7731c729021ca1e8a78114b843fd71ccababb8f2f23db57acb8b2d508b286c7086de3a67391317b3f3028f8dc8514fc635c6688d03957ba04453be296c77c791a793cf", &(0x7f00000002c0)=""/70, 0x80000001, 0xfffffffffffffa24}, 0x28) close(r0) close(r0) [ 874.661837] ? vmalloc_sync_all+0x30/0x30 [ 874.665986] ? _raw_spin_unlock_irq+0x27/0x70 [ 874.670481] ? finish_task_switch+0x1c1/0x7e0 [ 874.674977] ? syscall_return_slowpath+0x550/0x550 [ 874.679907] ? syscall_return_slowpath+0x2ac/0x550 [ 874.684830] ? prepare_exit_to_usermode+0x350/0x350 [ 874.689850] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 874.695229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 874.700081] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 874.705262] RIP: 0033:0x4552d9 2018/04/03 19:32:00 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) close(r0) 2018/04/03 19:32:00 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x3fda861c, 0x80000000, 0x8, 0x7, 0x0, 0xffff, 0x80, 0x9, 0x1ff, 0x8, 0x318, 0x1000, 0x20, 0x5, 0x100, 0x6, 0x4, 0x2, 0x5, 0x1, 0xffffffffffffff81, 0xfffffffffffff7f4, 0x3de, 0x7a0, 0x401, 0x100000001, 0x2, 0x8, 0x8, 0x9c0, 0x3f, 0xfffffffffffffffc, 0xf5, 0x0, 0x1, 0x7ff, 0x0, 0x10000, 0x5, @perf_config_ext={0x7, 0xae05}, 0x2000, 0x5, 0x800, 0x7, 0xffffffff80000000, 0x4000, 0x1}, 0x0, 0x3, 0xffffffffffffff9c, 0x1) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f00000000c0)) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0xb79) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000100)) [ 874.708444] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 874.716146] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 874.723407] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 874.730670] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 874.737926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 874.745181] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000034 [ 874.770009] rpcbind: RPC call returned error 22 [ 874.785948] rpcbind: RPC call returned error 22 2018/04/03 19:32:01 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0x5, 0x3, 0x4, 0x1, 0x0, 0x1}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000011000)={0xd, 0x101, 0x4, 0x3ff, 0x0, r0, 0x0, [0x115]}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000000c0)={r1, &(0x7f0000000000)="e7cb12575b58eccb01fca20cee4fd592b7f6a2eecf5c202625260d9cb43ffc940fdd38478d78ef422a508956ad6ad29f87af957e0571206e9f9ed6d05db2e89a655bd54c4908e975f588a782ebe90c28d77f572a4e2047014e3b5097808fac313bec8da4086390542f086671fe26eccfc7220a7c9cbeddd268171211a04e0850d75c683c1f0665e5d888d70bcab4f327fc"}, 0x10) 2018/04/03 19:32:01 executing program 5: getpid() mkdir(&(0x7f0000000080)='./file0\x00', 0x0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)) 2018/04/03 19:32:01 executing program 7 (fault-call:1 fault-nth:53): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:32:01 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x9, 0x80b, 0x0, &(0x7f0000000080)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) 2018/04/03 19:32:01 executing program 6: perf_event_open(&(0x7f0000cccf88)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(0xffffffffffffffff, 0x2402, 0x0) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000080)) close(r0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x5452, &(0x7f0000000040)='-\x00') sendmsg$kcm(r0, &(0x7f0000948000)={0x0, 0x0, &(0x7f00005dc000)=[{&(0x7f0000d43000), 0xffffff1b}], 0x1, &(0x7f0000d43000)}, 0x0) sendmsg$kcm(r0, &(0x7f0000000500)={&(0x7f0000000400)=@rc={0x1f}, 0xa, &(0x7f00000004c0), 0x0, &(0x7f00000019c0)}, 0x80d4) 2018/04/03 19:32:01 executing program 2: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000100)) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f00000000c0)=0x3, 0x4) socketpair(0x3, 0x6, 0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r1) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000200)="728efa68fa1d24610ae3a62c128a06e08922bfd9ba871a12e2903e686765c55d42537eccdb467e703756c6381be0c41df3912f3f3b0e3d1235b2076b5f395467954800ea80f10e0cee50ff25c1e07490931afca3a063862f77196056c1813766741612ca2fe907a9fe61d43cf0c54e32b60ad086cc42f1b186d8a9cd75b771ca4b4ec7c4b50ae5488bf02fec2f4c36ec0c37532caaa9ba1e8432723c", &(0x7f00000002c0)="ab3c7907fd1395f153243a14f290f6740eac087472ed7cfce1c230b63c3b7c03bfc6d0c2c7db5e24db44dc3bea322f9721ad5dc8f9f5b4062ad61de3cf8b06cd69e7852d43ccdefc51c0d07269e5516829480e4e84c39518b38bf3a2a32f146aab370164f40177ded73bd8d2f50e3380439aecdfcba9f2c2c8ab631042ce652953bf50423c23cad89c67a376", 0x3}, 0x20) 2018/04/03 19:32:01 executing program 4: socketpair(0x11, 0x80a, 0x722c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000080)={0xffffffffffffffff}) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000180)={r1, r2}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r4) close(r3) 2018/04/03 19:32:01 executing program 1: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000280)={r1, 0x28, &(0x7f0000000180)={0x0, 0x0}}, 0x10) r4 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000002c0)={r3, 0x6, 0x8}, 0xc) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x3) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000003c0)={0x0, r2, 0x3, 0x2}, 0x14) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000340)={r1, r1}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000540)={r2, &(0x7f0000000740)="9fe69d5d73a3d2a56cfc1ade8bb172e91ad06d02ce6360b9ec24f3ac3156c01a09b835bc713349f2f500d0012305c71ef8e314c58a905503f8732e6012ba1b8ce4c1", &(0x7f00000007c0)="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"}, 0xffffffffffffff00) close(r2) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000006c0)={r1, 0x50, &(0x7f0000000640)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000700)=r5, 0x4) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r2, &(0x7f0000000040)="6fd92b940bf537286aa5878897c96bba34f0fdd5a97fa5e53182bfd9951f7cdeb84816447187582758da8c24e5a07151f0a770851a78eebd53612a88840193d7800e5eb6e3efa502a5a9b87d5edbfcbd8c03371a43d7b0bd399fe3723fd3f64b0ea1a606791b1b4097c4ee7831ad27427c8d9f67d0c128d5275c3dcaf097726c81f93fdf4bb361eec25a0f64d71d7abad90117df002cc939f16a47193bda87c2be63b30c6f1f2c59d1affa84e1c90c8d82", &(0x7f0000000200)="f30e4987ba807247f66cc07b729af9b373796cb77f8f857b89d643171d412fb535b8c92baf247718a016af668d65b16fd68901ee794bbe14c632d33e4f49a031be7d17c1ff0535a4baccbe50b2ec88aa65acc407a87a927ab7cc", 0x3}, 0x20) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000300)) socket$kcm(0x29, 0x7, 0x0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000580)) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000600)={r0, 0x28, &(0x7f00000005c0)}, 0x10) getpid() bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000500)={r4, &(0x7f0000000400)="016bc87190bdae931a2928160e570338321cddb9b38b78ca16424284ff67ff93656ed68f057ffda4ffa319f292f90c8947b98f3a9e45bdc8df431dcbaa382804c485c4e1f307c4f521756ae6b1a98e80b331a7d0bf34ad6e6202c79e0c8d9785edd6822a3e1a7dd616f0209bd81b1f9ff9efdce2b4ac838c7e2d23ba39df617b311fa12bc2cf55eabefbcf48951bdfe34a057b2750d040a102b0fafe18d2a73cefb6e25449ac5e1c838eba08254ef09ec9062ab7b51073880f7f9b396c93703979f0f190402130326e62e828cf767a9d6ff91dcc6f6d", &(0x7f0000000380)='e', 0x1}, 0x20) close(r1) [ 875.656964] FAULT_INJECTION: forcing a failure. [ 875.656964] name failslab, interval 1, probability 0, space 0, times 0 [ 875.668306] CPU: 1 PID: 28095 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 875.675579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 875.684939] Call Trace: [ 875.687537] dump_stack+0x194/0x24d [ 875.691182] ? arch_local_irq_restore+0x53/0x53 [ 875.695855] ? __save_stack_trace+0x7e/0xd0 [ 875.700186] should_fail+0x8c0/0xa40 [ 875.703903] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 875.709008] ? kasan_kmalloc+0xad/0xe0 [ 875.712893] ? kmem_cache_alloc_trace+0x136/0x740 [ 875.717733] ? __memcg_init_list_lru_node+0x169/0x270 [ 875.722902] ? __list_lru_init+0x544/0x750 [ 875.727115] ? sget_userns+0x6b1/0xe40 [ 875.730984] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 875.735716] ? do_mount+0xea4/0x2bb0 [ 875.739404] ? SyS_mount+0xab/0x120 [ 875.743015] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 875.748364] ? find_held_lock+0x35/0x1d0 [ 875.752409] ? __lock_is_held+0xb6/0x140 [ 875.756461] ? check_same_owner+0x320/0x320 [ 875.760768] ? rcu_note_context_switch+0x710/0x710 [ 875.765681] should_failslab+0xec/0x120 [ 875.769635] kmem_cache_alloc_trace+0x4b/0x740 [ 875.774197] ? __kmalloc_node+0x33/0x70 [ 875.778151] ? __kmalloc_node+0x33/0x70 [ 875.782101] ? rcu_read_lock_sched_held+0x108/0x120 [ 875.787099] __memcg_init_list_lru_node+0x169/0x270 [ 875.792096] ? list_lru_add+0x7c0/0x7c0 [ 875.796051] ? __kmalloc_node+0x47/0x70 [ 875.800010] __list_lru_init+0x544/0x750 [ 875.804056] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 875.809921] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 875.814921] ? lockdep_init_map+0x9/0x10 [ 875.818964] sget_userns+0x6b1/0xe40 [ 875.822655] ? kernfs_sop_show_path+0x190/0x190 [ 875.827305] ? kernfs_sop_show_options+0x180/0x180 [ 875.832212] ? destroy_unused_super.part.6+0xd0/0xd0 [ 875.837302] ? check_same_owner+0x320/0x320 [ 875.841598] ? retint_kernel+0x10/0x10 [ 875.845464] ? rcu_pm_notify+0xc0/0xc0 [ 875.849336] ? rcu_read_lock_sched_held+0x108/0x120 [ 875.854329] ? kmem_cache_alloc_trace+0x459/0x740 [ 875.859151] ? lock_downgrade+0x980/0x980 [ 875.863284] kernfs_mount_ns+0x13d/0x8b0 [ 875.867323] ? kernfs_super_ns+0x70/0x70 [ 875.872022] sysfs_mount+0xc2/0x1c0 [ 875.875631] ? sysfs_kill_sb+0x40/0x40 [ 875.879505] ? alloc_pages_current+0xbe/0x1e0 [ 875.883981] ? security_sb_copy_data+0x81/0xb0 [ 875.888544] mount_fs+0x66/0x2d0 [ 875.891890] vfs_kern_mount.part.26+0xc6/0x4a0 [ 875.896452] ? may_umount+0xa0/0xa0 [ 875.900059] ? _raw_read_unlock+0x22/0x30 [ 875.904184] ? __get_fs_type+0x8a/0xc0 [ 875.908056] do_mount+0xea4/0x2bb0 [ 875.911579] ? copy_mount_string+0x40/0x40 [ 875.915790] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 875.920784] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 875.925523] ? retint_kernel+0x10/0x10 [ 875.929391] ? copy_mount_options+0x18b/0x2e0 [ 875.933865] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 875.938701] ? copy_mount_options+0x1f7/0x2e0 [ 875.943174] SyS_mount+0xab/0x120 [ 875.946606] ? copy_mnt_ns+0xb30/0xb30 [ 875.950474] do_syscall_64+0x281/0x940 [ 875.954342] ? vmalloc_sync_all+0x30/0x30 [ 875.958465] ? _raw_spin_unlock_irq+0x27/0x70 [ 875.962938] ? finish_task_switch+0x1c1/0x7e0 [ 875.967412] ? syscall_return_slowpath+0x550/0x550 [ 875.972320] ? syscall_return_slowpath+0x2ac/0x550 [ 875.977225] ? prepare_exit_to_usermode+0x350/0x350 [ 875.982221] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 875.987564] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 875.992388] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 875.997556] RIP: 0033:0x4552d9 [ 876.000721] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:32:01 executing program 5: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x10}, 0x10) perf_event_open(&(0x7f000000a000)={0x6, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x8000000200000000, 0x4e5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000180), 0x4) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000200)) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000001c0)={&(0x7f0000000140)='./file0\x00', r0}, 0x10) mount(&(0x7f0000ff3000)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/04/03 19:32:01 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x15}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000001c0)={r0, 0x28, &(0x7f0000000180)}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', r0}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) 2018/04/03 19:32:01 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x10}, 0x10) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r1) [ 876.008408] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 876.015654] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 876.022899] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 876.030146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 876.037396] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000035 2018/04/03 19:32:01 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x15}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000001280)=ANY=[@ANYBLOB="18000000000000000000003f000000007110000000000000000000000000000095000000000000001849c432c92a7ad815677d3c82cfd2836263c0f9793ab5abd3c10f0514ba56d1d20b550de466d85b8c2d49daaa9f2a26073d"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000080)={r0, &(0x7f0000000180)="4a65ae7f40105050ee82f73018cae15b88079b7c9dd741d239c254c5b1251358ffaf487f6cff7ba4f09ed07e165a4d2089a0b7f19274ac72e847a573cc97f3f4d3425ac319f64b4a28430f2172c022d53318ca", &(0x7f0000000200)=""/4096}, 0x18) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001240)={&(0x7f0000001200)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)) 2018/04/03 19:32:01 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0xa, 0x3, &(0x7f00000000c0)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x8, 0x45}, [], {0x95}}, &(0x7f0000000000)='@pH \x00', 0x10000002, 0x35b, &(0x7f0000000000)=""/153}, 0x48) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040), 0xc) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xe, 0x4, 0x1, 0x1934, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0xfffffffffffffd38) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000480)={r1, &(0x7f0000000300), &(0x7f0000000240)="06"}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000080)={r1, &(0x7f0000000040)}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xf, 0x3, &(0x7f0000000100)=ANY=[@ANYBLOB="18000000008500000006000000e4d7000000b2090000ae000000000000"], &(0x7f0000000400)='syzk!ller\x00', 0xd1b, 0xe4, &(0x7f00000001c0)=""/228}, 0x48) socketpair(0x3, 0x7, 0x9, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r3, &(0x7f0000000680)={&(0x7f0000000300)=@in={0x2, 0x4e22}, 0x80, &(0x7f0000000540)=[{&(0x7f0000000440)="119ed7a3635449d68da567377b457edd86ce2ceaf7c0f5cf4e4fa930690bdd374895cf71d314503da3258d206bc377a6753e82cf8956b3070939216a7e5b7fecaefac94fc4ebce3c5ff957f305ba71bb220030e9c0def0a87f16b16115d1c293d90afbee8031ae852726eab52fd5e33fcf0afbde22160f4a7e836d6c55571e156c4971bd071b01f04cbd696839c836cfcc8e81dd1154f5b989fe421a30c8cdcb582c556aa1d237378b747d66969b673ebf8f839799", 0xb5}], 0x1, &(0x7f0000000540), 0x0, 0x4000}, 0x24044804) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000003c0)={r0, 0x28, &(0x7f0000000380)}, 0x10) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001c00)='./file0/file0\x00', 0x2) r4 = getpid() perf_event_open(&(0x7f0000001c80)={0x2, 0x70, 0x20000000000000, 0x4, 0x80, 0x7, 0x0, 0x73e, 0x0, 0x0, 0x1f, 0x9, 0x9, 0x1, 0x4, 0x6, 0x56, 0x34b6, 0x8, 0x2, 0x7, 0x86d7, 0x78, 0x8, 0x8001, 0x0, 0x80000001, 0x3f, 0x9, 0x4, 0xffffffffffff7fff, 0x2, 0x2, 0x7, 0x0, 0x7f, 0x4, 0x93, 0x0, 0x6, 0x0, @perf_bp={&(0x7f0000001c40), 0x8}, 0x8, 0xff, 0x100000001, 0x7, 0x40, 0xfffffffffffffffa, 0x3}, r4, 0xd, r2, 0x1) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='selinuxfs\x00', 0x1000, &(0x7f0000000100)) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='nsfs\x00', 0x10020, &(0x7f0000000240)) sendmsg(r3, &(0x7f0000001bc0)={&(0x7f0000000600)=@vsock={0x28, 0x0, 0x2710, @hyper}, 0x80, &(0x7f0000000b00)=[{&(0x7f0000000780)="3509bc7fb475219b775796c81841ee1f05664bb95f0691882d1e4be0692fbe39852a0dd4b41ffe4d940ba5ca0deb6637724d22b0f9c22f73f1caa8f9aa040800b4d78c3bb28bc7a7351aa367d6127cd7f16b016456b03452538badd0b290a77e692418fa0bbaabb03ca03f5c8dac57d16361eb3a41f055", 0x77}, {&(0x7f00000008c0)="f5f66c0666039068bd03ff055ef24da6446445244fd147a8ba6569452878f291d6a7f54f218c9a510a44888eec8384318ddc50a96ad9b5b2ee0a518aea058535bd0afae6177a5b75003efc1581e27ff1aa38a79aabd96fe7a82e53bd71b049d1d1d6cb7b1b04072274d1f10b2c7bb5622255c9551a97ace5ec133ce46c51931324d629c692a5a1d5571a237076e167a7fdffae081d573934ad133baad91feb54caaf3e34705ba4a70c189f03549fe897886586a794979480c630b534c86c441c082423d3cfb83e570ec9d661516dc3e99c213fe5ad630ac88fe0b99bff", 0xdd}, {&(0x7f0000000a00)="4b4f475da8031ea8e8ab54c0de", 0xd}], 0x3, &(0x7f0000000b80)=ANY=[@ANYBLOB="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"], 0x1010, 0x4000000}, 0x801) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000040)='cgroup\x00', 0x3a000, &(0x7f0000000080)) mount(&(0x7f0000000500)='./file0/file0\x00', &(0x7f0000000580)='./file0\x00', &(0x7f00000005c0)='minix\x00', 0x200400, &(0x7f00000006c0)="3a03120e964a4b45009d7dfe35336a4c219c3c34b7bcc8245fcac821d5f3e8c8e815bd3b57e79f140e8d5a3a0ef721dc83059608471d3bb6f4a251a36806bd416a75c854b204f0ab5b3367b65b6c0825adefaf1fe42fd97ad6881997ec7d7f802788a554ab1440164805656cd3d1e76066b2d394529e8bc94a0cf818260fa56f2edadeebaeebddee39b8b17c83611379dbec088a251c5c9df83ff58665df3aa57024f8d396b09dcf4960f2544e2403ac8b") bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r6) close(r5) 2018/04/03 19:32:01 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x21, 0x800000000000001, 0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r1, 0x28, &(0x7f0000000080)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={r2, 0x1, 0x8}, 0xc) close(r1) close(r0) 2018/04/03 19:32:01 executing program 7 (fault-call:1 fault-nth:54): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 876.199006] FAULT_INJECTION: forcing a failure. [ 876.199006] name failslab, interval 1, probability 0, space 0, times 0 [ 876.210381] CPU: 0 PID: 28137 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 876.217651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 876.226990] Call Trace: [ 876.229569] dump_stack+0x194/0x24d [ 876.233176] ? arch_local_irq_restore+0x53/0x53 [ 876.237828] ? __save_stack_trace+0x7e/0xd0 [ 876.242130] should_fail+0x8c0/0xa40 [ 876.245820] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 876.250901] ? kasan_kmalloc+0xad/0xe0 [ 876.254765] ? kmem_cache_alloc_trace+0x136/0x740 [ 876.259583] ? __memcg_init_list_lru_node+0x169/0x270 [ 876.264752] ? __list_lru_init+0x544/0x750 [ 876.268959] ? sget_userns+0x6b1/0xe40 [ 876.272826] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 876.277553] ? do_mount+0xea4/0x2bb0 [ 876.281243] ? SyS_mount+0xab/0x120 [ 876.284850] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 876.290193] ? find_held_lock+0x35/0x1d0 [ 876.294231] ? __lock_is_held+0xb6/0x140 [ 876.298275] ? check_same_owner+0x320/0x320 [ 876.302575] ? rcu_note_context_switch+0x710/0x710 [ 876.307485] should_failslab+0xec/0x120 [ 876.311437] kmem_cache_alloc_trace+0x4b/0x740 [ 876.315992] ? __kmalloc_node+0x33/0x70 [ 876.319944] ? __kmalloc_node+0x33/0x70 [ 876.323893] ? rcu_read_lock_sched_held+0x108/0x120 [ 876.328892] __memcg_init_list_lru_node+0x169/0x270 [ 876.333897] ? list_lru_add+0x7c0/0x7c0 [ 876.337850] ? __kmalloc_node+0x47/0x70 [ 876.341805] __list_lru_init+0x544/0x750 [ 876.345846] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 876.351712] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 876.356705] ? lockdep_init_map+0x9/0x10 [ 876.360744] sget_userns+0x6b1/0xe40 [ 876.364434] ? kernfs_sop_show_path+0x190/0x190 [ 876.369082] ? kernfs_sop_show_options+0x180/0x180 [ 876.373987] ? destroy_unused_super.part.6+0xd0/0xd0 [ 876.379071] ? check_same_owner+0x320/0x320 [ 876.383369] ? rcu_pm_notify+0xc0/0xc0 [ 876.387237] ? rcu_read_lock_sched_held+0x108/0x120 [ 876.392231] ? kmem_cache_alloc_trace+0x459/0x740 [ 876.397046] ? lock_downgrade+0x980/0x980 [ 876.401174] kernfs_mount_ns+0x13d/0x8b0 [ 876.405211] ? kernfs_super_ns+0x70/0x70 [ 876.409252] sysfs_mount+0xc2/0x1c0 [ 876.412851] ? sysfs_kill_sb+0x40/0x40 [ 876.416715] ? alloc_pages_current+0xbe/0x1e0 [ 876.421186] ? security_sb_copy_data+0x81/0xb0 [ 876.425745] mount_fs+0x66/0x2d0 [ 876.429088] vfs_kern_mount.part.26+0xc6/0x4a0 [ 876.433644] ? may_umount+0xa0/0xa0 [ 876.437245] ? _raw_read_unlock+0x22/0x30 [ 876.441371] ? __get_fs_type+0x8a/0xc0 [ 876.445235] do_mount+0xea4/0x2bb0 [ 876.448756] ? copy_mount_string+0x40/0x40 [ 876.452966] ? rcu_pm_notify+0xc0/0xc0 [ 876.456832] ? copy_mount_options+0x5f/0x2e0 [ 876.461214] ? rcu_read_lock_sched_held+0x108/0x120 [ 876.466207] ? kmem_cache_alloc_trace+0x459/0x740 [ 876.471028] ? kasan_check_write+0x14/0x20 [ 876.475239] ? _copy_from_user+0x99/0x110 [ 876.479361] ? copy_mount_options+0x1f7/0x2e0 [ 876.483830] SyS_mount+0xab/0x120 [ 876.487255] ? copy_mnt_ns+0xb30/0xb30 [ 876.491127] do_syscall_64+0x281/0x940 [ 876.494997] ? vmalloc_sync_all+0x30/0x30 [ 876.499126] ? _raw_spin_unlock_irq+0x27/0x70 [ 876.503600] ? finish_task_switch+0x1c1/0x7e0 [ 876.508071] ? syscall_return_slowpath+0x550/0x550 [ 876.512975] ? syscall_return_slowpath+0x2ac/0x550 [ 876.517883] ? prepare_exit_to_usermode+0x350/0x350 [ 876.522879] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 876.528223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 876.533044] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 876.538212] RIP: 0033:0x4552d9 [ 876.541380] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 876.549063] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 876.556318] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 876.563562] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 876.570814] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 876.578058] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000036 [ 876.624107] EXT4-fs (sda1): Unrecognized mount option "" or missing value [ 876.681403] EXT4-fs (sda1): Unrecognized mount option "" or missing value 2018/04/03 19:32:02 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={0xffffffffffffffff, 0x28, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={r2, 0xeda1, 0x10}, 0xc) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000001200)=[{&(0x7f0000000180)="cc0e13d7c3f75360599a72b9185ea0b76e9546efbd40900f6616e71a16ba2ed7aa58376472e5f52966601d80fbdaa6018ae28a60a678d0a218c7d6802182faaa1a9f2581d995648f76f9b3a03b93edb5fbaeb784eb28868a3bb5f2", 0x5b}, {&(0x7f0000000200)="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", 0x1000}], 0x2, &(0x7f0000000440), 0x0, 0xfffffffffffffffe}, 0x40000) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000001240)={r0}) recvmsg$kcm(r3, &(0x7f00000018c0)={&(0x7f0000001280)=@nfc_llcp, 0x80, &(0x7f0000001780)=[{&(0x7f0000001300)=""/37, 0x25}, {&(0x7f0000001340)=""/83, 0x53}, {&(0x7f00000013c0)=""/207, 0xcf}, {&(0x7f00000014c0)=""/204, 0xcc}, {&(0x7f00000015c0)=""/88, 0x58}, {&(0x7f0000001640)=""/243, 0xf3}, {&(0x7f0000001740)=""/63, 0x3f}], 0x7, &(0x7f0000001800)=""/134, 0x86, 0x4}, 0x10022) close(0xffffffffffffffff) close(r1) 2018/04/03 19:32:02 executing program 7 (fault-call:1 fault-nth:55): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) 2018/04/03 19:32:02 executing program 1: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) close(r0) 2018/04/03 19:32:02 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0x13, 0x8000000000004, 0x3, 0x8000, 0x400000}, 0x2c) bpf$MAP_CREATE(0x4, &(0x7f0000000880)={0x13, 0x0, 0x0, 0x0, 0x20000000, 0x0}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r0, &(0x7f0000000000)="0ab9ae8ac4097fdfe6d9b358", &(0x7f0000000040)=""/81}, 0x18) r1 = perf_event_open(&(0x7f00000001c0)={0x4, 0x70, 0xe3, 0x8, 0x2, 0x9, 0x0, 0x5, 0x80420, 0x1, 0x100, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x5, 0xfffffffffffffffa, 0x2f, 0x6, 0x7, 0x3f000000000000, 0xffff, 0x67, 0x2, 0x7, 0x4, 0x7, 0x6b1, 0x10000, 0x7, 0x1, 0x7, 0x3, 0x4, 0x7, 0xfff, 0x0, 0x1800000000000000, 0x0, @perf_bp={&(0x7f0000000100), 0x7}, 0x800, 0x101, 0x7ff, 0x3, 0xfffffffffffffffe, 0x9, 0x7}, 0x0, 0xa, 0xffffffffffffff9c, 0x9) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000140)) 2018/04/03 19:32:02 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(0xffffffffffffffff) mkdir(&(0x7f0000000340)='./file0\x00', 0x10) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000004a80)={&(0x7f0000004980)=@hci, 0xc, &(0x7f0000004a00), 0x0, &(0x7f0000004a40)=""/57, 0x39}, 0x2) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000006f80)={r0}) recvmsg$kcm(r2, &(0x7f00000085c0)={&(0x7f0000006fc0)=@pppoe={0x0, 0x0, {0x0, @dev}}, 0x80, &(0x7f0000008480)=[{&(0x7f0000007040)=""/4096, 0x1000}, {&(0x7f0000008040)=""/67, 0x43}, {&(0x7f00000080c0)=""/134, 0x86}, {&(0x7f0000008180)=""/130, 0x82}, {&(0x7f0000008240)=""/24, 0x18}, {&(0x7f0000008280)=""/54, 0x36}, {&(0x7f00000082c0)=""/200, 0xc8}, {&(0x7f00000083c0)=""/82, 0x52}, {&(0x7f0000008440)=""/7, 0x7}], 0x9, &(0x7f0000008540)=""/108, 0x6c}, 0x40002040) sendmsg(r1, &(0x7f0000000300)={&(0x7f0000000040)=@generic={0x2, "714d50200da14566473bd12d025c4ffd36c2c98a4c2ac620f45ae7c633bbe4276c91f9c9f4c1ac3f8dec2fa9488668f844d0349bf2c741680f9efe5a378d4269a1ef13275ab351b532a9a10fbd12bc5f1275e3e22dc128e86b1b98c56a4471db89cd75fdf93088aeb890e426e89bd3b3f165e9c32042efb4470b33193924"}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000200)="01682b9c80ff3abcdf14febbad659bf29fc687b6e9ec13bd2f62eb16859a9980eec47e05478f933a4c63eec5f32c8b78ada11a604f51e60685025a9062f5e4b9e9436c024c7a39409e3d1d8bd773824ba2ebcde93f0ec180f0007cd26275ba4dc3269de44ed6ebf4502aa3e8873ec375938ce935b9aacaed3538babf3f52eb76f30c241e0044258428331b14334075863900794cb04b872412ef8686a6c1ca", 0x9f}], 0x1, 0x0, 0x0, 0x40}, 0x0) sendmsg(r1, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000000380)}, 0x0) sendmsg(r1, &(0x7f0000004880)={&(0x7f0000000380)=@pppol2tpv3in6={0x18, 0x1, {0x0, r1, 0x1, 0x0, 0x1, 0x3, {0xa, 0x4e20, 0x7, @loopback={0x0, 0x1}, 0x5}}}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000400)="3afcc5ef6949c35f31bf50abab99524b1b91955f0c0291c5bff919f70ed1fc49eb6149fd816ef41a9cb442ba02a29b392fa4694e74b144cb5e274e300ea222abb9d6e3f51ce55dd57060cae270966f3881e5a2bbfd486d3e2810600490c6a03c5c5dbd22abd53652630d578a8141dc49840324208b636450d0aa069745ea4ac9fc655013cfc4fb8500b427c1337ce7695dd74bf57afbe45bed03afd0435e358da1c7a69c99c7fb82cc97e3c4c1fb5036fd", 0xb1}], 0x1, &(0x7f0000001680)=ANY=[@ANYBLOB="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"], 0x1168, 0x4044}, 0xc0c0) 2018/04/03 19:32:02 executing program 2: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) sendmsg(r1, &(0x7f0000000540)={&(0x7f0000000040)=@ipx={0x4, 0x101, 0x8001, "18dc70bf716d", 0x2}, 0x80, &(0x7f00000004c0)=[{&(0x7f00000000c0)="7e563e4f809b1d579e7c8906b0884a54b47cc9367916c91c6485d204a8179f38070f07b8df4f61c2b96caee005039d951f76bd8a2c6054f230804ba4dcffdc019e1bab94defd38", 0x47}, {&(0x7f0000000200)="86472fe2c31fd3890f788a30ec44ff5bf2fd0a79b4ef1cbf65f73050c9d71ccf1c4663925b30d8ff2eb7bc866cc59c71f9a10e9835ee3507002ff8cd44efc6bc69367d60af1c6c0f34d62598178f2dc8aa352ef834050413f6ab9dc2a7df5d33a89eef97bc87447e212cf83803079895291c1f1c1dce6502deae893faeae05c40b9b0843540f8827f7041d20f3b0816cae440560a52078a0f418e1c97a0bf7d3694763ac41aeee1a31e61ea30ce801dc61791d4f5ca8f8d4646f20be088249784dfa1affa53a40629039ce8ee902831dfbbf", 0xd2}, {&(0x7f0000000300)="7c6391d325b31ffcb232aae182796333e752ad751944b9c04bae9b162001f6e1f0848fa32c640e8a52223467c11366a0809f4088ce92c4f535beba6238fa5e42acf209db320eda5e6ddd094d8da908da0081320e71eccfd91d3f8f8d9967952a57113bbd47baa7ec729b12d25d06d862c4e097ef2685616a0acd7c72f9e33d7a73450ebf34", 0x85}, {&(0x7f00000003c0)="17280d043c75b2aaa1e5b101e6d62762d9fd23e21cf97961b7731bac1fc2fe68e26a339eba4287e51911d2d590d9fb9259cbb47c6fab91c94b10330bd9e7c87687064418abb5bd928a233a382b2be8bb84f88e76a30b6aab57adb88dc6560ab914b23f6944774d58e9f84f6ac17fc87f628c6eac9c379e3c56237013dcc934af4f7c16f706f2407b4d4801c95256eb7201123be124b7ac04f9d869b64fad4cb027307e73a1a575f5a4bca087f4e144417e49c390a45f01dfe659c81e96c71d125f138d5c36ec3faae68c00a785a46987f0288a418f2092511f793888411629cc1f3be0f8fb3c7a6d99c8", 0xea}, {&(0x7f0000000180)}], 0x5, 0x0, 0x0, 0x4800}, 0x800) close(r1) close(r0) 2018/04/03 19:32:02 executing program 0: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, r0, 0x0) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, r0, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r2, 0x2401, 0x3) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) 2018/04/03 19:32:02 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000780)={0xffffffffffffff9c}) recvmsg(r0, &(0x7f0000000ac0)={&(0x7f00000007c0)=@l2, 0x80, &(0x7f0000000a40)=[{&(0x7f0000000840)=""/215, 0xd7}, {&(0x7f0000000940)=""/25, 0x19}, {&(0x7f0000000980)=""/153, 0x99}], 0x3, &(0x7f0000000a80)=""/47, 0x2f, 0xd6a1}, 0x1) socketpair(0x11, 0xe, 0x8, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x2) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x53f, &(0x7f0000000000), 0x2c5}, 0x50) close(r2) close(r2) 2018/04/03 19:32:02 executing program 4: bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1e, 0x1, 0xf, 0xa2ec, 0x4, r0, 0xc5fb}, 0x2c) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) close(r0) [ 877.130678] FAULT_INJECTION: forcing a failure. [ 877.130678] name failslab, interval 1, probability 0, space 0, times 0 [ 877.141984] CPU: 0 PID: 28167 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 877.149268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 877.158619] Call Trace: [ 877.161212] dump_stack+0x194/0x24d [ 877.164849] ? arch_local_irq_restore+0x53/0x53 [ 877.169517] ? __save_stack_trace+0x7e/0xd0 [ 877.173857] should_fail+0x8c0/0xa40 2018/04/03 19:32:02 executing program 3: socketpair$packet(0x11, 0x0, 0x300, &(0x7f00000000c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001c00)={&(0x7f0000000000)='./file0\x00', 0x0, 0x13}, 0x10) socketpair(0x1e, 0x800000000000001, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg$kcm(r0, &(0x7f0000007800)={&(0x7f0000006140)=@ll, 0x80, &(0x7f0000007740)=[{&(0x7f0000007280)=""/10, 0xa}, {&(0x7f0000007640)=""/178, 0xb2}], 0x2, 0x0, 0x0, 0x1f}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000), 0x2c5}, 0x50) close(r1) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000040)) close(r0) [ 877.177578] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 877.182687] ? kasan_kmalloc+0xad/0xe0 [ 877.186576] ? kmem_cache_alloc_trace+0x136/0x740 [ 877.191420] ? __memcg_init_list_lru_node+0x169/0x270 [ 877.196615] ? __list_lru_init+0x544/0x750 [ 877.200862] ? sget_userns+0x6b1/0xe40 [ 877.204757] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 877.209513] ? do_mount+0xea4/0x2bb0 [ 877.213235] ? SyS_mount+0xab/0x120 [ 877.216868] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 877.222238] ? find_held_lock+0x35/0x1d0 [ 877.226306] ? __lock_is_held+0xb6/0x140 2018/04/03 19:32:03 executing program 6: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xa, 0xff, 0x6, 0xb, 0x2, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001140)={r0, &(0x7f0000000040), &(0x7f0000000140)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r0, &(0x7f0000000040), &(0x7f0000000100)='U'}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000380)="b1", &(0x7f0000000080)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r0, &(0x7f0000000040), &(0x7f0000000200)="d1"}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000200), &(0x7f00000000c0)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000340)={r0, &(0x7f0000000280), &(0x7f0000000300)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={r0, &(0x7f0000000040), &(0x7f0000000080)=""/23}, 0x18) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000280)={r0, 0x28, &(0x7f0000000040)}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={r0, &(0x7f0000000180), &(0x7f0000000200)}, 0x20) 2018/04/03 19:32:03 executing program 0: r0 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, r0, 0x0) close(r1) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000040)) [ 877.230380] ? check_same_owner+0x320/0x320 [ 877.234710] ? rcu_note_context_switch+0x710/0x710 [ 877.239645] should_failslab+0xec/0x120 [ 877.243618] kmem_cache_alloc_trace+0x4b/0x740 [ 877.248202] ? __kmalloc_node+0x33/0x70 [ 877.252174] ? __kmalloc_node+0x33/0x70 [ 877.256147] ? rcu_read_lock_sched_held+0x108/0x120 [ 877.261167] __memcg_init_list_lru_node+0x169/0x270 [ 877.266189] ? list_lru_add+0x7c0/0x7c0 [ 877.270164] ? __kmalloc_node+0x47/0x70 [ 877.274144] __list_lru_init+0x544/0x750 [ 877.278212] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 877.284099] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 877.289123] ? lockdep_init_map+0x9/0x10 [ 877.293187] sget_userns+0x6b1/0xe40 [ 877.296897] ? kernfs_sop_show_path+0x190/0x190 [ 877.301588] ? kernfs_sop_show_options+0x180/0x180 [ 877.306526] ? destroy_unused_super.part.6+0xd0/0xd0 [ 877.311616] ? check_same_owner+0x320/0x320 [ 877.315919] ? rcu_pm_notify+0xc0/0xc0 [ 877.319793] ? rcu_read_lock_sched_held+0x108/0x120 [ 877.324788] ? kmem_cache_alloc_trace+0x459/0x740 [ 877.329605] ? lock_downgrade+0x980/0x980 [ 877.333737] kernfs_mount_ns+0x13d/0x8b0 [ 877.337778] ? kernfs_super_ns+0x70/0x70 [ 877.341818] sysfs_mount+0xc2/0x1c0 [ 877.345423] ? sysfs_kill_sb+0x40/0x40 [ 877.349287] ? alloc_pages_current+0xbe/0x1e0 [ 877.353761] ? security_sb_copy_data+0x81/0xb0 [ 877.358320] mount_fs+0x66/0x2d0 [ 877.361665] vfs_kern_mount.part.26+0xc6/0x4a0 [ 877.366223] ? may_umount+0xa0/0xa0 [ 877.369828] ? _raw_read_unlock+0x22/0x30 [ 877.373952] ? __get_fs_type+0x8a/0xc0 [ 877.377989] do_mount+0xea4/0x2bb0 [ 877.381515] ? copy_mount_string+0x40/0x40 [ 877.385728] ? rcu_pm_notify+0xc0/0xc0 [ 877.389599] ? copy_mount_options+0x5f/0x2e0 [ 877.393981] ? rcu_read_lock_sched_held+0x108/0x120 [ 877.398977] ? kmem_cache_alloc_trace+0x459/0x740 [ 877.403798] ? kasan_check_write+0x14/0x20 [ 877.408033] ? _copy_from_user+0x99/0x110 [ 877.412158] ? copy_mount_options+0x1f7/0x2e0 [ 877.416630] SyS_mount+0xab/0x120 [ 877.420057] ? copy_mnt_ns+0xb30/0xb30 [ 877.423921] do_syscall_64+0x281/0x940 [ 877.427781] ? vmalloc_sync_all+0x30/0x30 [ 877.431906] ? _raw_spin_unlock_irq+0x27/0x70 [ 877.436377] ? finish_task_switch+0x1c1/0x7e0 [ 877.440848] ? syscall_return_slowpath+0x550/0x550 [ 877.445751] ? syscall_return_slowpath+0x2ac/0x550 [ 877.450657] ? prepare_exit_to_usermode+0x350/0x350 [ 877.455650] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 877.460997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 877.465829] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 877.470997] RIP: 0033:0x4552d9 [ 877.474166] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:32:03 executing program 7 (fault-call:1 fault-nth:56): mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000000)='.', &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x0, &(0x7f0000000040)) [ 877.481851] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 877.489096] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 877.496340] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 877.503585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 877.510831] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000037 2018/04/03 19:32:03 executing program 6: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000700)={&(0x7f0000000480)=@can={0x0, 0x0}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000500)=""/64, 0x40}, {&(0x7f0000000540)=""/173, 0xad}], 0x2, &(0x7f0000000640)=""/169, 0xa9, 0x9}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f0000000740)={0x5, 0x8, &(0x7f0000000000)=@raw=[@exit={0x95}, @ldst={0x2, 0x2, 0x0, 0x9, 0x8, 0x1, 0xffffffffffffffff}, @ldst={0x0, 0x3, 0x3}, @jmp={0x5, 0x4, 0x45dfc88b1dcca7fa, 0x7, 0xf, 0xfffffffe, 0x8}], &(0x7f0000000040)='syzkaller\x00', 0x800, 0x61, &(0x7f0000000080)=""/97, 0x41100, 0x1, [], r0}, 0x48) socketpair(0x0, 0x0, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000140)='eth0trusted\x00') bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000200)={0x0, r1, 0x7, 0x3}, 0x14) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000000240)=ANY=[@ANYBLOB="1800000000000000000000000000000079101c00000000000000000000000000950000000000005c48728740f7d72612ea758c96a5f11e5ccf8b000b9b9e7354597a45e91bada364e77f8f990fc17dc4bba6861029b62325d3dd5ab20cbbd312293067cc4499bf8906c408943018f482c3d32e6c73a4ab90e3ef5faa79aec1635b"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000180)={r1, &(0x7f0000000300)="ba360db465db1dea88ef1fecb909833eb6839b87caf7fc4c7617d2eadd03407dcc8997291698a663c02e8068807cae47a0ead30492e6dc731e8744e6d70b57959546046134e2dc48fb910e85bc8f549c789d45c1ac3f32ab9055e5987e0f95db3e05cb85861167a35e1a36beec1d6cadaf3439161061e8aa3dea3a0cc336af53f3c926a2535ed4b11098342a0fa8196186f8e508457fd52f078ab6ebecc3c23513b36896f088ddf7d4dc8287bdaf05750715c5c7e209bf98", &(0x7f00000003c0)=""/184}, 0x18) 2018/04/03 19:32:03 executing program 0: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000140)={0xffffffffffffffff, 0x28, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={r0, 0x5}, 0xc) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xa, 0x100, 0x7, 0xffffffff00000001}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r1, &(0x7f0000000080), &(0x7f0000000100)}, 0x20) socketpair$inet6(0xa, 0x0, 0x0, &(0x7f0000000080)) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x3, 0x4, r1, 0x6}, 0x2c) [ 877.607609] FAULT_INJECTION: forcing a failure. [ 877.607609] name failslab, interval 1, probability 0, space 0, times 0 [ 877.619248] CPU: 1 PID: 28196 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 877.626536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 877.635892] Call Trace: [ 877.638491] dump_stack+0x194/0x24d [ 877.642130] ? arch_local_irq_restore+0x53/0x53 [ 877.646814] should_fail+0x8c0/0xa40 [ 877.650576] ? trace_event_raw_event_lock+0x340/0x340 [ 877.655777] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 877.660878] ? find_first_zero_bit+0x93/0xe0 [ 877.665288] ? perf_trace_lock+0xd6/0x900 [ 877.669453] ? find_held_lock+0x35/0x1d0 [ 877.673526] ? __lock_is_held+0xb6/0x140 [ 877.677603] ? check_same_owner+0x320/0x320 [ 877.681929] ? rcu_note_context_switch+0x710/0x710 [ 877.686861] ? find_held_lock+0x35/0x1d0 [ 877.690930] should_failslab+0xec/0x120 [ 877.694908] __kmalloc+0x63/0x760 [ 877.698364] ? lock_downgrade+0x980/0x980 [ 877.702524] ? _raw_spin_unlock+0x22/0x30 [ 877.706681] ? register_shrinker+0x10e/0x2d0 [ 877.711097] ? trace_event_raw_event_module_request+0x320/0x320 [ 877.717170] register_shrinker+0x10e/0x2d0 [ 877.721414] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 877.727220] ? memcpy+0x45/0x50 [ 877.730513] sget_userns+0xbbf/0xe40 [ 877.734234] ? kernfs_sop_show_path+0x190/0x190 [ 877.738914] ? kernfs_sop_show_options+0x180/0x180 [ 877.743851] ? destroy_unused_super.part.6+0xd0/0xd0 [ 877.748969] ? check_same_owner+0x320/0x320 [ 877.753299] ? rcu_pm_notify+0xc0/0xc0 [ 877.757204] ? rcu_read_lock_sched_held+0x108/0x120 [ 877.762230] ? kmem_cache_alloc_trace+0x459/0x740 [ 877.767077] ? lock_downgrade+0x980/0x980 [ 877.771221] kernfs_mount_ns+0x13d/0x8b0 [ 877.775270] ? kernfs_super_ns+0x70/0x70 [ 877.779318] sysfs_mount+0xc2/0x1c0 [ 877.782928] ? sysfs_kill_sb+0x40/0x40 [ 877.786794] ? alloc_pages_current+0xbe/0x1e0 [ 877.791273] ? security_sb_copy_data+0x81/0xb0 [ 877.795836] mount_fs+0x66/0x2d0 [ 877.799182] vfs_kern_mount.part.26+0xc6/0x4a0 [ 877.803739] ? may_umount+0xa0/0xa0 [ 877.807343] ? _raw_read_unlock+0x22/0x30 [ 877.811468] ? __get_fs_type+0x8a/0xc0 [ 877.815334] do_mount+0xea4/0x2bb0 [ 877.818853] ? copy_mount_string+0x40/0x40 [ 877.823068] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 877.828065] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 877.832801] ? retint_kernel+0x10/0x10 [ 877.836669] ? copy_mount_options+0x149/0x2e0 [ 877.841143] ? __sanitizer_cov_trace_pc+0x3f/0x50 [ 877.845969] ? copy_mount_options+0x1f7/0x2e0 [ 877.850442] SyS_mount+0xab/0x120 [ 877.853871] ? copy_mnt_ns+0xb30/0xb30 [ 877.857735] do_syscall_64+0x281/0x940 [ 877.861599] ? vmalloc_sync_all+0x30/0x30 [ 877.865723] ? _raw_spin_unlock_irq+0x27/0x70 [ 877.871083] ? finish_task_switch+0x1c1/0x7e0 [ 877.875560] ? syscall_return_slowpath+0x550/0x550 [ 877.880468] ? syscall_return_slowpath+0x2ac/0x550 [ 877.885388] ? prepare_exit_to_usermode+0x350/0x350 [ 877.890383] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 877.895727] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 877.900549] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 877.905714] RIP: 0033:0x4552d9 2018/04/03 19:32:03 executing program 6: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x3, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="1807f1d6d59ef353a4fc59af7dab329ec3695ef9a8a24129c0acdbb2d56100000000001200000000"], &(0x7f0000000040)='syzkaller\x00', 0x1, 0xce, &(0x7f0000000180)=""/206}, 0x48) socketpair(0x9, 0x1, 0x4, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) mount(&(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='./file0\x00', &(0x7f0000000900)='pstore\x00', 0x100000, &(0x7f0000000940)="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") bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000140)={r1, &(0x7f0000000340)="6874d37f87bcb07eee65f77de1c53b56da223f1ebf076fe3ae95616e7e727b4b4ba0ae73ff277fba6e460cdcb1b953cb7c60ff9d126ceb62c685e7026cd0956c2cf0dd27a81f26d52d40c64d5fa61111ae87daf9605eb48820d060ba2d9839775eb7324619ce2149cbb5e50a7833851b77abeec559547d7e0d71444aff3e569bf80720da3f4a11fe0ef24aed930a787fca608d7fe258b43f8f3f31bfa8b44b95dca176b6900cda98d9cfd41e0665a00f172c48e15583af270883bc040af81434152a72de51b99c2650b07312122cbf474251b8061626dfb1c9d5624f59db05d2c5657b88e992734fd7e038f5ee91b4b82aae619958a7a636", &(0x7f0000000440)=""/91}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000005c0)={r1, &(0x7f00000004c0)="d1028d7ab29937bc5933e426ccd7a8d435d64ba3be46eb47065cabb30367a36675c1c20c2373081a841dd00d0176e87147c43989191ddb040b2d27413452fb230178aab1af3e405786bdf632b4e5bbd9371a57f013f4b9d24bbca1917639a3d97024aa5e2dd0520ef037261f1b8e1d9568e37e8a35854e0ded4c94d41d56b884ae63cc4719fd05354b0b01d4250b622f69fdb7177589a316a6ff49c25dd9f5fa2b9f1d9280ae8b314b75ab7547d976be8c4318567e1cbff038a4a1fd09bcffdcc896ff13da519950fd7568f707badae3c822e2df040f8bb07181f3818363976c0b772fd86b3e8e5fa68a58d6cd1ee603c9313cf44de5a5"}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000000c0)={r0, 0x0, 0x16, 0x12, &(0x7f0000000300)="222fea09601182605aecc637886449c71f712e6738eb", &(0x7f0000000080)=""/18}, 0x28) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000800)={r1, 0x28, &(0x7f00000007c0)}, 0x10) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000780)={r2, &(0x7f0000000600)="7f0a8444e225c5b1ce7e4906682cfc113593132030a2627963fbfbde328b20c20e66f35a9fb09d4c3390fa3b7fe8fc7f7211997a1ddf4b00dacd995ca1f6e64f0291ee8a154fe2e8c35f1f682a9e52fadc1d27ffb550ee31cab23ca26c5726804f6df5baf42926dfe0b0354012bc1eba0bccac42ce5a3cd8d4921ab69c50d7298a67e73fa2d969ac93712fc3a4e775e9b44985cd9aa278fbdffbcd2a8904963d7e64d42fb427558723bbbd37aa824c6f7d4dad47c4a9a92cdebc60a8970757f8fe60f74f440cb0508fc362117d5bd507435ed990f0ecf57c89d14605ebe1d6142dcc971a032f3ce2800166bb4bab9bb7619713f2daf4832bcf", &(0x7f0000000700)=""/93}, 0x18) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000840), 0x4) 2018/04/03 19:32:03 executing program 0: perf_event_open(&(0x7f00000000c0)={0x1, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x4, 0x4, 0x4, 0xc}, 0x2c) recvmsg(0xffffffffffffffff, &(0x7f0000346fc8)={&(0x7f0000000000)=@ll, 0x87f2cbd2a3010587, &(0x7f0000ca3000), 0x57, &(0x7f0000a01f13)=""/237, 0xfffffffffffffdb8}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0xf, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x6, 0x0, 0x1}], {0x95}}, &(0x7f00000000c0)='GPL\x00', 0xfffffffffffffffc, 0xd7bf, &(0x7f0000001780)=""/251}, 0x34) socketpair(0xd, 0x804, 0xffffffff, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r1, &(0x7f0000001600)={&(0x7f0000000140)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000000580)=[{&(0x7f0000000280)=""/192, 0xc0}, {&(0x7f0000000340)=""/157, 0x9d}, {&(0x7f0000000400)=""/218, 0xda}, {&(0x7f00000001c0)=""/118, 0x76}, {&(0x7f0000000500)=""/126, 0x7e}], 0x5, &(0x7f0000000600)=""/4096, 0x1000, 0x2}, 0x12002) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000001680)) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000016c0)={r2, &(0x7f0000001880)="a7586cc21de5f0092d0049ce6ef6a74bbc9de3bd2b8a9b695aed45ce2ce796d40e78344c2f6e4c48cadba4c44c890ccac839d3178938e13fce5a6ffdf474ff2e05e415ed32ac685f104c2b591aa8cd26b1bfaabbb0e9dbf797eb0e9507dbc02afd9c6a7567ae90151b573527dbae52cfa17cc2a7975d63c2fb1af4cba1ea62f6c5e2eddb73c17454bb3028d2f685fae80787ab1fc3985c52c9dae1e261012676c8831caf80c2d1a591342e9dc94c9f336e7f8d3680b1a48dde2a3b0fddde3e69ad354831442f8c375ccaf9c4c49d5241e48755c9fbd6349b69f9a89e6b041363246d90881186b503867f101f"}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000028000)={r0, &(0x7f0000000200), &(0x7f0000000240)="13"}, 0x20) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000001640)) [ 877.908877] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 877.916562] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 877.923809] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 877.931053] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 877.938298] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 877.945544] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000038 [ 877.960233] kasan: CONFIG_KASAN_INLINE enabled [ 877.965209] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 877.972620] general protection fault: 0000 [#1] SMP KASAN [ 877.978141] Dumping ftrace buffer: [ 877.981656] (ftrace buffer empty) [ 877.985339] Modules linked in: [ 877.988519] CPU: 0 PID: 28196 Comm: syz-executor7 Not tainted 4.16.0-rc6+ #43 [ 877.995766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 878.005100] RIP: 0010:__list_del_entry_valid+0x7e/0x150 [ 878.010440] RSP: 0018:ffff88019da27658 EFLAGS: 00010246 [ 878.015792] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 878.023036] RDX: 0000000000000000 RSI: ffff88019d526298 RDI: ffff88019d5262a0 [ 878.030282] RBP: ffff88019da27670 R08: ffffffff81d39d22 R09: 0000000000000004 [ 878.037530] R10: ffff88019da27670 R11: 0000000000000000 R12: 0000000000000000 [ 878.044774] R13: ffff8801a88a2b40 R14: ffff88019da27700 R15: ffff88019d526298 [ 878.052022] FS: 00007fa468d0b700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 [ 878.060222] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 878.066075] CR2: 0000001b9bc21000 CR3: 00000001d8ce3003 CR4: 00000000001606f0 [ 878.073320] DR0: 0000000000000000 DR1: 0000000020000000 DR2: 0000000020000000 [ 878.080563] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 [ 878.087805] Call Trace: [ 878.090368] ? mutex_lock_nested+0x16/0x20 [ 878.094578] kernfs_kill_sb+0x9e/0x330 [ 878.098440] ? unregister_shrinker+0x22c/0x3a0 [ 878.102999] ? kernfs_mount_ns+0x8b0/0x8b0 [ 878.107211] ? perf_trace_mm_vmscan_writepage+0x790/0x790 [ 878.112722] ? register_shrinker+0x235/0x2d0 [ 878.117103] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 878.122876] sysfs_kill_sb+0x22/0x40 [ 878.126565] deactivate_locked_super+0x88/0xd0 [ 878.131121] sget_userns+0xbda/0xe40 [ 878.134808] ? kernfs_sop_show_path+0x190/0x190 [ 878.139456] ? kernfs_sop_show_options+0x180/0x180 [ 878.144361] ? destroy_unused_super.part.6+0xd0/0xd0 [ 878.149450] ? check_same_owner+0x320/0x320 [ 878.153750] ? rcu_pm_notify+0xc0/0xc0 [ 878.157613] ? rcu_read_lock_sched_held+0x108/0x120 [ 878.162602] ? kmem_cache_alloc_trace+0x459/0x740 [ 878.167419] ? lock_downgrade+0x980/0x980 [ 878.171550] kernfs_mount_ns+0x13d/0x8b0 [ 878.175583] ? kernfs_super_ns+0x70/0x70 [ 878.179620] sysfs_mount+0xc2/0x1c0 [ 878.183222] ? sysfs_kill_sb+0x40/0x40 [ 878.187084] ? alloc_pages_current+0xbe/0x1e0 [ 878.191560] ? security_sb_copy_data+0x81/0xb0 [ 878.196117] mount_fs+0x66/0x2d0 [ 878.199461] vfs_kern_mount.part.26+0xc6/0x4a0 [ 878.204019] ? may_umount+0xa0/0xa0 [ 878.207623] ? _raw_read_unlock+0x22/0x30 [ 878.211745] ? __get_fs_type+0x8a/0xc0 [ 878.215607] do_mount+0xea4/0x2bb0 [ 878.219134] ? copy_mount_string+0x40/0x40 [ 878.223354] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 878.228344] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 878.233074] ? retint_kernel+0x10/0x10 [ 878.236937] ? copy_mount_options+0x149/0x2e0 [ 878.241405] ? __sanitizer_cov_trace_pc+0x3f/0x50 [ 878.246307] ? copy_mount_options+0x1f7/0x2e0 [ 878.250777] SyS_mount+0xab/0x120 [ 878.254206] ? copy_mnt_ns+0xb30/0xb30 [ 878.258065] do_syscall_64+0x281/0x940 [ 878.261929] ? vmalloc_sync_all+0x30/0x30 [ 878.266050] ? _raw_spin_unlock_irq+0x27/0x70 [ 878.270517] ? finish_task_switch+0x1c1/0x7e0 [ 878.274985] ? syscall_return_slowpath+0x550/0x550 [ 878.279889] ? syscall_return_slowpath+0x2ac/0x550 [ 878.284791] ? prepare_exit_to_usermode+0x350/0x350 [ 878.289781] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 878.295120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 878.299938] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 878.305098] RIP: 0033:0x4552d9 [ 878.308263] RSP: 002b:00007fa468d0ac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 878.315947] RAX: ffffffffffffffda RBX: 00007fa468d0b6d4 RCX: 00000000004552d9 [ 878.323191] RDX: 0000000020000080 RSI: 0000000020000000 RDI: 0000000020000000 [ 878.330442] RBP: 000000000072bea0 R08: 0000000020000040 R09: 0000000000000000 [ 878.337686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 878.344932] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000038 [ 878.352193] Code: 00 00 00 00 ad de 49 39 c4 74 66 48 b8 00 02 00 00 00 00 ad de 48 89 da 48 39 c3 74 65 48 c1 ea 03 48 b8 00 00 00 00 00 fc ff df <80> 3c 02 00 75 7b 48 8b 13 48 39 f2 75 57 49 8d 7c 24 08 48 b8 [ 878.371354] RIP: __list_del_entry_valid+0x7e/0x150 RSP: ffff88019da27658 [ 878.378320] ---[ end trace 83acbdc2edc3d34a ]--- [ 878.383101] Kernel panic - not syncing: Fatal exception [ 878.388957] Dumping ftrace buffer: [ 878.392478] (ftrace buffer empty) [ 878.396159] Kernel Offset: disabled [ 878.399759] Rebooting in 86400 seconds..