cuting program 1 (fault-call:1 fault-nth:5): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:21 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x100000001) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x0) 2018/04/03 19:22:21 executing program 0 (fault-call:2 fault-nth:2): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 295.932896] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 295.940141] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 295.947389] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000001 [ 295.999783] FAULT_INJECTION: forcing a failure. [ 295.999783] name failslab, interval 1, probability 0, space 0, times 0 [ 296.011107] CPU: 0 PID: 24067 Comm: syz-executor1 Not tainted 4.16.0-rc6+ #43 [ 296.018378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.027724] Call Trace: [ 296.030309] dump_stack+0x194/0x24d [ 296.033935] ? arch_local_irq_restore+0x53/0x53 [ 296.038510] FAULT_INJECTION: forcing a failure. [ 296.038510] name failslab, interval 1, probability 0, space 0, times 0 [ 296.038597] ? lock_downgrade+0x980/0x980 [ 296.053902] should_fail+0x8c0/0xa40 [ 296.057607] ? trace_hardirqs_off+0x10/0x10 [ 296.061918] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.067010] ? is_bpf_text_address+0xa4/0x120 [ 296.071491] ? find_held_lock+0x35/0x1d0 [ 296.075546] ? check_same_owner+0x320/0x320 [ 296.079874] ? putname+0xee/0x130 [ 296.083306] ? filename_lookup+0x315/0x500 [ 296.087518] ? user_path_at_empty+0x40/0x50 [ 296.091822] ? rcu_note_context_switch+0x710/0x710 [ 296.096732] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 296.102079] should_failslab+0xec/0x120 [ 296.106037] kmem_cache_alloc+0x47/0x760 [ 296.110081] ? free_obj_work+0x690/0x690 [ 296.114125] alloc_vfsmnt+0xe0/0x9c0 [ 296.117817] ? path_lookupat+0x238/0xba0 [ 296.121858] ? mnt_free_id.isra.21+0x50/0x50 [ 296.126247] ? trace_hardirqs_off+0x10/0x10 [ 296.130548] ? putname+0xee/0x130 [ 296.133984] ? putname+0xee/0x130 [ 296.137415] ? rcu_read_lock_sched_held+0x108/0x120 [ 296.142413] ? find_held_lock+0x35/0x1d0 [ 296.146456] ? __get_fs_type+0x8a/0xc0 [ 296.150324] ? lock_downgrade+0x980/0x980 [ 296.154454] ? module_unload_free+0x5b0/0x5b0 [ 296.158932] ? lock_release+0xa40/0xa40 [ 296.162887] ? mpi_resize+0x200/0x200 [ 296.166672] vfs_kern_mount.part.26+0x84/0x4a0 [ 296.171237] ? may_umount+0xa0/0xa0 [ 296.174846] ? _raw_read_unlock+0x22/0x30 [ 296.178973] ? __get_fs_type+0x8a/0xc0 [ 296.182844] do_mount+0xea4/0x2bb0 [ 296.186365] ? copy_mount_string+0x40/0x40 [ 296.190578] ? rcu_pm_notify+0xc0/0xc0 [ 296.194448] ? copy_mount_options+0x5f/0x2e0 [ 296.198839] ? rcu_read_lock_sched_held+0x108/0x120 [ 296.203835] ? kmem_cache_alloc_trace+0x459/0x740 [ 296.208665] ? copy_mount_options+0x1f7/0x2e0 [ 296.213145] SyS_mount+0xab/0x120 [ 296.216575] ? copy_mnt_ns+0xb30/0xb30 [ 296.220444] do_syscall_64+0x281/0x940 [ 296.224310] ? vmalloc_sync_all+0x30/0x30 [ 296.228436] ? _raw_spin_unlock_irq+0x27/0x70 [ 296.232916] ? finish_task_switch+0x1c1/0x7e0 [ 296.237391] ? syscall_return_slowpath+0x550/0x550 [ 296.242299] ? syscall_return_slowpath+0x2ac/0x550 [ 296.247209] ? prepare_exit_to_usermode+0x350/0x350 [ 296.252205] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 296.257553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.262382] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 296.267556] RIP: 0033:0x4552d9 [ 296.270731] RSP: 002b:00007fe451917c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 296.278425] RAX: ffffffffffffffda RBX: 00007fe4519186d4 RCX: 00000000004552d9 [ 296.285674] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 296.292924] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 296.300173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 296.307421] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000005 [ 296.314688] CPU: 1 PID: 24076 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 296.321957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.331301] Call Trace: [ 296.333876] dump_stack+0x194/0x24d [ 296.337486] ? arch_local_irq_restore+0x53/0x53 [ 296.342149] should_fail+0x8c0/0xa40 [ 296.345847] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.350929] ? __kmalloc_track_caller+0x15e/0x760 [ 296.355752] ? strndup_user+0x62/0xb0 [ 296.359530] ? SyS_mount+0x6b/0x120 [ 296.363140] ? trace_hardirqs_off+0x10/0x10 [ 296.367439] ? proc_fail_nth_write+0x9b/0x1d0 [ 296.371918] ? map_files_get_link+0x3a0/0x3a0 [ 296.376396] ? find_held_lock+0x35/0x1d0 [ 296.380452] ? check_same_owner+0x320/0x320 [ 296.384750] ? lock_release+0xa40/0xa40 [ 296.388701] ? check_same_owner+0x320/0x320 [ 296.393007] ? rcu_note_context_switch+0x710/0x710 [ 296.397927] should_failslab+0xec/0x120 [ 296.401882] kmem_cache_alloc_trace+0x4b/0x740 [ 296.406445] ? kasan_check_write+0x14/0x20 [ 296.410659] ? _copy_from_user+0x99/0x110 [ 296.414789] copy_mount_options+0x5f/0x2e0 [ 296.419007] SyS_mount+0x87/0x120 [ 296.422444] ? copy_mnt_ns+0xb30/0xb30 [ 296.426313] do_syscall_64+0x281/0x940 [ 296.430181] ? vmalloc_sync_all+0x30/0x30 [ 296.434315] ? _raw_spin_unlock_irq+0x27/0x70 [ 296.438794] ? finish_task_switch+0x1c1/0x7e0 [ 296.443270] ? syscall_return_slowpath+0x550/0x550 [ 296.448179] ? syscall_return_slowpath+0x2ac/0x550 [ 296.453087] ? prepare_exit_to_usermode+0x350/0x350 [ 296.458081] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 296.463426] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.468254] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 296.473421] RIP: 0033:0x4552d9 [ 296.476601] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 296.484290] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 296.491537] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 2018/04/03 19:22:22 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000080)='L', &(0x7f00000000c0)}, 0x20) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000240)={r0, 0x28, &(0x7f0000000040)}, 0x10) r1 = perf_event_open(&(0x7f00000001c0)={0x1, 0x70, 0x4dc7, 0x7ff, 0x100000001, 0xff, 0x0, 0x1000, 0x603c0, 0xf, 0xa76, 0xb7e2, 0x7, 0x7fff, 0xfff, 0x6, 0x20, 0x7, 0x80000000, 0x3, 0x7d26, 0x3, 0x7, 0x0, 0x401, 0x8, 0x1, 0x0, 0x3, 0x2, 0x3f, 0x2, 0x80000001, 0x2f, 0x2a, 0x7fffffff, 0x8001, 0x10001, 0x0, 0x1, 0x6, @perf_config_ext={0x1}, 0x8000, 0x70, 0x1, 0x5, 0x1, 0xfa, 0x5}, 0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x8) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x0) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f0000000080)=""/145}, 0x18) 2018/04/03 19:22:22 executing program 7: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7544, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) close(r0) [ 296.498788] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 296.506041] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 296.513289] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000002 2018/04/03 19:22:22 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000040)='nsfs\x00', 0x1ffe, &(0x7f00000006c0)="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") ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f00000003c0)={0x5, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0]}) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) socketpair$inet6(0xa, 0x7, 0xffff, &(0x7f0000000400)) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0xc, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="85db45a00100000000009b00950000000000000000000000"], &(0x7f0000000480)="73797a6b616c6c65720001be826e8f833152f795b4d9f4bc3ea582523aed371b084fccfc3d2ef2cbe65d30642ca8dcd0f8479be52e66937908f1d811248901009d9d4edb806d81189c0fbb6818d028546c35d3363d54db0db780f54977ae6359d617c1d233d8e18abfc75f9a76cd8e1f77583bc02f07a33de6f304e95db82fd4da55ebd25162df6f88e7d1bb0654ffb31e00896775d07e643294f42572c5c6afe73b327c265d3da17b9b836403a9848ed53b6a03675e3abe7fcbcc7f7e3e20a3247b3140d507ce0cac979cd37dc2fb7f0a6f3047c62b2b38196e9f5720f37c75293d4397af", 0x1, 0x99, &(0x7f000000d000)=""/153}, 0x48) socketpair(0x7, 0x2, 0x100000001, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r3, &(0x7f0000000240)="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", &(0x7f0000000340)=""/99}, 0x18) recvmsg(r4, &(0x7f0000000600)={&(0x7f0000000580)=@ax25, 0x80, &(0x7f0000000440)=[{&(0x7f0000000800)=""/193, 0xc1}, {&(0x7f0000000900)=""/205, 0xcd}], 0x2, &(0x7f0000000a00)=""/242, 0xf2, 0x31c}, 0x2000) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000200)={r2, 0x0, 0x3a, 0x1000, &(0x7f0000000100)="288b6671d7af52f647750501080089f30000000000005f2f66ad8769233d85c111af0daba4829a55bc8f7b5ed421e1d1a1fb36d8fef5308d498e", &(0x7f0000001800)=""/4096}, 0x28) 2018/04/03 19:22:22 executing program 5: socketpair(0xf, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={0x0, r0, 0x6, 0x1}, 0x14) 2018/04/03 19:22:22 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xf, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x2c) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x7f, 0x7, 0x8000000005, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000180)) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f0000000080)=""/145}, 0x18) [ 296.617329] FAULT_INJECTION: forcing a failure. [ 296.617329] name failslab, interval 1, probability 0, space 0, times 0 [ 296.628619] CPU: 1 PID: 24074 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 296.635888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.645246] Call Trace: [ 296.647835] dump_stack+0x194/0x24d [ 296.651466] ? arch_local_irq_restore+0x53/0x53 [ 296.656138] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 296.661337] ? pcpu_alloc+0x146/0x1120 [ 296.665237] should_fail+0x8c0/0xa40 [ 296.668955] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 296.674062] ? perf_trace_lock_acquire+0xe3/0x980 [ 296.678899] ? find_held_lock+0x35/0x1d0 [ 296.682967] ? check_same_owner+0x320/0x320 [ 296.687278] ? rcu_note_context_switch+0x710/0x710 [ 296.692188] ? find_held_lock+0x35/0x1d0 [ 296.696236] should_failslab+0xec/0x120 [ 296.700200] kmem_cache_alloc_trace+0x4b/0x740 [ 296.704764] ? lock_downgrade+0x980/0x980 [ 296.708895] ? lock_release+0xa40/0xa40 [ 296.712853] kernfs_mount_ns+0xb5/0x8b0 [ 296.716811] ? kernfs_super_ns+0x70/0x70 [ 296.720872] sysfs_mount+0xc2/0x1c0 [ 296.724479] ? sysfs_kill_sb+0x40/0x40 [ 296.728346] ? alloc_pages_current+0xbe/0x1e0 [ 296.732823] ? security_sb_copy_data+0x81/0xb0 [ 296.737388] mount_fs+0x66/0x2d0 [ 296.740738] vfs_kern_mount.part.26+0xc6/0x4a0 [ 296.745312] ? may_umount+0xa0/0xa0 [ 296.748922] ? _raw_read_unlock+0x22/0x30 [ 296.753055] ? __get_fs_type+0x8a/0xc0 [ 296.756929] do_mount+0xea4/0x2bb0 [ 296.760457] ? copy_mount_string+0x40/0x40 [ 296.764672] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 296.769669] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 296.774414] ? retint_kernel+0x10/0x10 [ 296.778293] ? __sanitizer_cov_trace_pc+0x1/0x50 [ 296.783038] ? copy_mount_options+0x1f7/0x2e0 [ 296.787519] SyS_mount+0xab/0x120 [ 296.790952] ? copy_mnt_ns+0xb30/0xb30 [ 296.794822] do_syscall_64+0x281/0x940 [ 296.798691] ? vmalloc_sync_all+0x30/0x30 [ 296.802817] ? _raw_spin_unlock_irq+0x27/0x70 [ 296.807298] ? finish_task_switch+0x1c1/0x7e0 [ 296.811774] ? syscall_return_slowpath+0x550/0x550 [ 296.816685] ? syscall_return_slowpath+0x2ac/0x550 [ 296.821594] ? prepare_exit_to_usermode+0x350/0x350 [ 296.826591] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 296.831937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 296.836765] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 296.841934] RIP: 0033:0x4552d9 [ 296.845102] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 296.852793] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 296.860045] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 2018/04/03 19:22:22 executing program 5: r0 = perf_event_open(&(0x7f0000003c40)={0x3, 0x70, 0xce, 0x7, 0x5, 0x80, 0x0, 0xc32, 0x1, 0x3, 0xffffffffffff7fff, 0x10000, 0xfffffffffffffffe, 0x8000000000000000, 0x0, 0x81, 0x3, 0x1ff, 0x0, 0x6, 0x0, 0x10001, 0x5, 0x7, 0x8, 0x2, 0x3, 0xfffffffffffff751, 0x3f, 0x72ea, 0x54, 0x0, 0x8, 0x26, 0x4, 0x4, 0x7, 0x8001, 0x0, 0x1d, 0x0, @perf_bp={&(0x7f0000003c00), 0x4}, 0x8208, 0x62b, 0x1, 0x4, 0x6, 0x0, 0xa4}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0xa) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000003cc0)) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000001540)={0xffffffffffffffff}) recvmsg(r1, &(0x7f0000002780)={&(0x7f0000001580)=@hci, 0x80, &(0x7f0000001740)=[{&(0x7f0000001600)=""/241, 0xf1}, {&(0x7f0000001700)=""/43, 0x2b}], 0x2, &(0x7f0000001780)=""/4096, 0x1000, 0x401}, 0x2061) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000003e00)) r2 = socket$kcm(0x29, 0x2, 0x0) sendmsg$kcm(r2, &(0x7f0000003bc0)={&(0x7f00000027c0)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x2, 0x0, 0x0, 0x0, {0xa, 0x4e24, 0x70, @remote={0xfe, 0x80, [], 0xbb}, 0x2}}}, 0x80, &(0x7f0000003b40)=[{&(0x7f0000002840)="509b52ff6a4659630f34ffb14f372958ff16cd15d278d81d1e0d90e654f38198e429e0fa4f0940b3446abb9750a46b8c61da49d6d89540a7f4b702a852eb7fe9078bda0d440938c8f930c4d1e55480cb50b67046452fc2261264e17223abddf8acc39d65ec1b4605e4850cdf5c86d4b4d10529b8fc7776b491d13314217bed6f6f41f292aec543428308701f7765fd96847c7bf098d60f91e9a886d4d66d723e682bf9d67a3c10177668a395a50d36ad91", 0xb1}, {&(0x7f0000002900)="9253b6b6fda40ec21ef7cfa490f219db296f677069c97adb08a22cf9ad5f42451fca53be8882d39b0ba293cbaad627701227158f3a6ff90b", 0x38}, {&(0x7f0000002940)="3be3428a43f92fa4650d4ac0c1f8c678fe9e1d6c50d7e12ea1d92af10de5ae794d841eaa7e1a10bb74da5929cd6131cf5506b06135d84d2423d393ca276372d4c22fef8fda5a3fa610a69d5585ee973d79c114a1fadff75f50d68f89751660b280f7ead8894305a14197d8ac6a1e26f47f92187a892a36625c002f8d680241e26d814eac177892946002454f9d60f6f3ad76a2992b235e5ab433937aae8e1158c3372af05afb12b5f9c03aaeac389cfc875ec87d807cb83ed01a7ade07a3ad0f28193834ec42f3f8f9698062003363221dcf123d8dde5f95b33250", 0xdb}, {&(0x7f0000002a40)="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", 0x1000}, {&(0x7f0000003a40)="f6065c4f980741e5e907e0e4ab53b0", 0xf}, {&(0x7f0000003a80)="97c805c7335cba2c077785d62253eea3b35aca2f6d220c547ae8549eba9ee4e3241c0cb36504115b224bb215a14d07fd50af03cf778080365e63ae08a557fbd44552521b05e27c3e328f712bfefee3b66f6d046ae49be6386ab4a2db3ea6ec887cd4c4b506b9a09871d29c7fdc7dfaaa5855c14eaedd", 0x76}, {&(0x7f0000003b00)="92f9b20dccb209d5fad8569648d7f79427954ed3325913044647e819c7c5e97d3b4a", 0x22}], 0x7, 0x0, 0x0, 0x4000000}, 0x84) mkdir(&(0x7f0000000040)='./file0\x00', 0x100) socketpair(0x9, 0x3, 0xffffffff80000001, &(0x7f0000000080)={0xffffffffffffffff}) recvmsg$kcm(r3, &(0x7f0000001500)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f00000000c0)=""/149, 0x95}, {&(0x7f0000000180)=""/230, 0xe6}, {&(0x7f0000000280)=""/47, 0x2f}, {&(0x7f00000002c0)=""/149, 0x95}, {&(0x7f0000000380)=""/194, 0xc2}], 0x5, &(0x7f0000000500)=""/4096, 0x1000, 0x10001}, 0x100) [ 296.867297] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 296.874546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 296.881796] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000006 2018/04/03 19:22:22 executing program 7: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000000040)='./file1\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='devtmpfs\x00', 0x0, &(0x7f00000003c0)="ad956558fd98f85e787943d66d71d9a88bff0b83d714ed2c") r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00'}, 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000001c0)={&(0x7f0000000080)='./file0\x00', r0}, 0x10) socketpair(0xa, 0x7, 0x5, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x80000000) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0xffffffffffffff80) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40082404, &(0x7f0000000240)=0x7) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r3) 2018/04/03 19:22:22 executing program 1 (fault-call:1 fault-nth:6): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:22 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0xf, 0x6, &(0x7f00000000c0)=@raw=[@alu={0x0, 0x9, 0xc, 0x0, 0x0, 0xfffffffe, 0xfffffffffffffffd}, @map={0x18, 0x2, 0x1, 0x0, 0x1}, @exit={0x95}], &(0x7f0000000100)='syzkaller\x00', 0x7ff, 0x1, &(0x7f0000000180)=""/1, 0x41000, 0x69ff392e905e7095}, 0x48) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000240)={&(0x7f0000000080)='./file0\x00', r0}, 0x10) r1 = socket$kcm(0x29, 0x5, 0x0) r2 = getpid() perf_event_open(&(0x7f0000000000)={0x7, 0x70, 0x0, 0x0, 0xfffffffffffff9c4, 0x9, 0x0, 0x0, 0x2084, 0x0, 0x9, 0x0, 0x0, 0x0, 0x472, 0x7, 0x0, 0x0, 0x0, 0x0, 0x712, 0x3d, 0x1, 0x0, 0x4, 0xda60, 0xffff, 0xfffffffffffffffc, 0x26, 0x0, 0x0, 0x6, 0x100, 0x100, 0x0, 0x0, 0xfffffffffffff8f7, 0x3f, 0x0, 0x8, 0x2, @perf_config_ext={0x1, 0x6}, 0x0, 0xffffffffffffffff, 0x4, 0x7, 0x0, 0x29f800000, 0x40}, 0xffffffffffffffff, 0xfffffffffffffffa, 0xffffffffffffffff, 0x2) r3 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, r2, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00000005c0)) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0x0, 0x0}) recvmsg$kcm(r1, &(0x7f0000001380)={0x0, 0x0, &(0x7f0000001240), 0x0, &(0x7f0000000380)=""/219, 0xdb}, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r3, 0x2402, 0xde5e) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000040)) recvmsg(r4, &(0x7f0000005180)={&(0x7f0000004ac0)=@can, 0x10, &(0x7f0000005040), 0x0, &(0x7f0000005100)=""/93, 0x5d}, 0x0) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000480)) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000300)={r0, 0x50, &(0x7f0000000280)}, 0x10) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000d40)={&(0x7f00000007c0)=@alg={0x26, 'hash\x00', 0x0, 0x0, 'crc32\x00'}, 0x58, &(0x7f0000000cc0)=[{&(0x7f0000000940)}, {&(0x7f0000000b00)="ef5be3b1d0ece2d4044b15cbd181be3d1f9d013e492c56ab5d4ea780c18496dae2ac6a90b38404b21848ef39378cb20cb5af100c97fe9042a38d7f57d076bd16e68040c5f9e9d91b5649ed047b49af4442e767f45031f0814d038b16240bc095019f676357fe28f3ba2a235610639f8677e136dd7f74b93301d4b788eaa39585dadec6d77f801b60a3165ccb5ae3818657e5bf5d5e6d0d981e7b00ac170f2a1625dac93ac5757abb92a42db356ea2794366d97a12204ffd0d1814927d0", 0xbd}], 0x2, &(0x7f00000004c0)=ANY=[@ANYBLOB="180000000000000000000000000000107711fa4706d86a8597b3b5572a131100000000800000000000000000000038000000000000000000000000000000f1b13bde60f43cc28305b28a3c2a94dd060000007e9ef10df2207b3d49882575928c332b47318feafab300001000000000000000000000000000000000000000000000000019e222f92d74b03ff6da6b2de563b54c5fcf3e5c287d48fb96e2d2807e17884419eb313bcc3021aef50a85a886d128ab763c08fafcdce1c671e758948beb239313e33791fe46a27fe4f49affc72909af5e6a2ca25248b355a55f8e53c46978915e097e2e0823d5d109904bdeb032fc"], 0x70}, 0x0) sendmsg(r5, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000040)="e9", 0x1}], 0x1, &(0x7f0000000180)}, 0x0) 2018/04/03 19:22:22 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x206}, 0xfffffffffffffdae) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x40000000000001, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x2f8) recvmsg$kcm(r1, &(0x7f0000001c40)={&(0x7f0000001900)=@hci={0x0, 0x0}, 0x80, &(0x7f0000001b40)=[{&(0x7f0000001980)=""/34, 0x22}, {&(0x7f00000019c0)=""/29, 0x1d}, {&(0x7f0000001a00)=""/35, 0x23}, {&(0x7f0000001a40)=""/214, 0xd6}], 0x109, &(0x7f0000000340)=""/168, 0xa8, 0x4}, 0x100) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000002840)={&(0x7f0000002440)=@can={0x0, 0x0}, 0x80, &(0x7f0000002700)=[{&(0x7f00000024c0)=""/181, 0xb5}, {&(0x7f0000002580)=""/100, 0x64}, {&(0x7f0000002600)=""/20, 0x14}, {&(0x7f0000002640)=""/142, 0x8e}], 0x4, &(0x7f0000002740)=""/248, 0xf8, 0x1ff}, 0x2000) bpf$PROG_LOAD(0x5, &(0x7f0000002880)={0x9, 0x4, &(0x7f0000001700)=@raw=[@alu={0x7, 0x2, 0x6, 0x0, 0x7, 0x1, 0xfffffffffffffffc}, @jmp={0x5, 0x80000001, 0x9, 0xb, 0x7, 0x19, 0x10}], &(0x7f0000001740)='GPL\x00', 0x4, 0x4, &(0x7f0000001780)=""/4, 0x41100, 0x1, [], r3}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000001c80)={0x8, 0x2, &(0x7f0000000000)=@raw=[@exit={0x95}], &(0x7f0000000080)='GPL\x00', 0x4, 0xca, &(0x7f0000000180)=""/202, 0x41100, 0x1, [], r2}, 0x48) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='hugetlbfs\x00', 0x0, &(0x7f0000000340)="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") mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000001380)='./file0\x00', &(0x7f0000001340)='proc\x00', 0x0, &(0x7f0000000240)) r4 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000002240)={0xffffffff, 0xfffffffffffffff9, 0x8}, 0xa) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001e40)={&(0x7f0000000040)='./file0/bus\x00', r4}, 0x10) mount(&(0x7f0000000300)='./file0\x00', &(0x7f0000000140)='./file0/bus\x00', &(0x7f00000002c0)="7270635f706970656673008c7c647f0399287d03b74f09f3ebb5030000009df9a59c06000000000000f90ef07834c1c4", 0x0, &(0x7f0000000200)) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000012c0)={0xffffffffffffff9c}) socketpair$ax25(0x3, 0x3, 0xf0, &(0x7f0000001300)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r5, &(0x7f00000016c0)={&(0x7f0000001540)=@pppol2tpv3in6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x3, 0x0, {0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x8}}}, 0x80, &(0x7f0000001680)=[{&(0x7f00000015c0)="17ccf2087651bed1f689f851d90778c577795c5465cb10fe4169ce2d16443d4cfd4d848e94f2aff492cfaf3e30cf3c5bee670ad74208ae95f2792f5db7705d72709fa8a62f124723ff2eb1e003cae0199d64dce1499846c21895755f49ddee86d8", 0x61}], 0x1, 0x0, 0x0, 0x4000000}, 0x20000000) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='tmpfs\x00', 0x2000, &(0x7f00000002c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000200)={&(0x7f00000001c0)='./file0/bus\x00', 0x0, 0x8}, 0x10) mount(&(0x7f0000001e80)='./file1\x00', &(0x7f0000001ec0)='./file0\x00', &(0x7f0000001f00)='autofs\x00', 0x10400, &(0x7f0000001f40)="63a67f0975f7df618c76e9e1063a37697a2812ba8501e566036b80c7316d4175948a6ca9c95ff82364ce8f02103fecd289fda97b25c12a3c15422e7a41e82883af14e24f2f5ea4fa1f8025f44146fdabf039b7eb6450947e730316d6a5a157a7e350eefd0b4f38b69f9bea45787f6f9fd0e2e7") bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001480)={r4, 0x28, &(0x7f0000001440)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000014c0)={r7, 0x3, 0x8}, 0xc) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000001e00)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r8, &(0x7f0000001dc0)={0x0, 0x0, &(0x7f0000001640)=[{&(0x7f00000013c0)="2770c34f2aaec7dad781bf206bebf8191e7ca3eb75eababb4720a018bcbb8ee2225dd58c3d14f8e280e2e4a3963e01b8fdd1f1ef037b3760767cd8c775fa395b6f8bd2d69edde61ea21ffe", 0x4b}], 0x1, &(0x7f0000002a00)=ANY=[], 0x0, 0x20000000}, 0x4000004) mkdir(&(0x7f0000001500)='./file1\x00', 0x0) mkdir(&(0x7f0000002200)='./file0/bus\x00', 0x76) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000002ac0)) 2018/04/03 19:22:22 executing program 6 (fault-call:1 fault-nth:7): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:22 executing program 0 (fault-call:2 fault-nth:3): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:22 executing program 5: bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000040)=0x6, 0x4) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000001c0)) 2018/04/03 19:22:22 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0xe}, 0x10) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000100)={0x0, r0, 0x0, 0x3}, 0x14) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) [ 297.029852] tmpfs: No value for mount option '­•eXý˜ø^xyCÖmqÙ¨‹ÿ ƒ×í' [ 297.034263] FAULT_INJECTION: forcing a failure. [ 297.034263] name failslab, interval 1, probability 0, space 0, times 0 [ 297.044998] hugetlbfs: Bad mount option: "£Î ooPŸ¯2p‹I¸úbs%[ð4¡5ZMØ~éÚ·vTxEÆp Úõ\![ÆWÔ½ÎÙ™S9ÉelT¶Dûè²Uv3¹$òëK" [ 297.047814] CPU: 1 PID: 24128 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 297.047821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.047829] Call Trace: [ 297.077828] dump_stack+0x194/0x24d [ 297.081445] ? arch_local_irq_restore+0x53/0x53 [ 297.086096] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 297.091267] ? pcpu_alloc+0x146/0x1120 [ 297.095142] should_fail+0x8c0/0xa40 [ 297.098834] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.103915] ? find_held_lock+0x35/0x1d0 [ 297.107955] ? find_held_lock+0x35/0x1d0 [ 297.111998] ? check_same_owner+0x320/0x320 [ 297.116300] ? rcu_note_context_switch+0x710/0x710 [ 297.121202] ? find_held_lock+0x35/0x1d0 [ 297.125241] should_failslab+0xec/0x120 [ 297.129195] kmem_cache_alloc_trace+0x4b/0x740 [ 297.133752] ? lock_downgrade+0x980/0x980 [ 297.137874] ? lock_release+0xa40/0xa40 [ 297.141824] kernfs_mount_ns+0xb5/0x8b0 [ 297.145776] ? kernfs_super_ns+0x70/0x70 [ 297.149814] sysfs_mount+0xc2/0x1c0 [ 297.153417] ? sysfs_kill_sb+0x40/0x40 [ 297.157281] ? alloc_pages_current+0xbe/0x1e0 [ 297.161754] ? security_sb_copy_data+0x81/0xb0 [ 297.166312] mount_fs+0x66/0x2d0 [ 297.169656] vfs_kern_mount.part.26+0xc6/0x4a0 [ 297.174214] ? may_umount+0xa0/0xa0 [ 297.177818] ? _raw_read_unlock+0x22/0x30 [ 297.181945] ? __get_fs_type+0x8a/0xc0 [ 297.185807] do_mount+0xea4/0x2bb0 [ 297.189324] ? copy_mount_string+0x40/0x40 [ 297.193534] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 297.198524] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 297.203256] ? retint_kernel+0x10/0x10 [ 297.207119] ? copy_mount_options+0x18b/0x2e0 [ 297.211592] ? audit_kill_trees+0x430/0x430 [ 297.215888] ? copy_mount_options+0x1f7/0x2e0 [ 297.220359] SyS_mount+0xab/0x120 [ 297.223786] ? copy_mnt_ns+0xb30/0xb30 [ 297.227648] do_syscall_64+0x281/0x940 [ 297.231510] ? vmalloc_sync_all+0x30/0x30 [ 297.235632] ? _raw_spin_unlock_irq+0x27/0x70 [ 297.240105] ? finish_task_switch+0x1c1/0x7e0 [ 297.244577] ? syscall_return_slowpath+0x550/0x550 [ 297.249482] ? syscall_return_slowpath+0x2ac/0x550 [ 297.254388] ? prepare_exit_to_usermode+0x350/0x350 [ 297.259379] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 297.264719] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.269540] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 297.274704] RIP: 0033:0x4552d9 [ 297.277872] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 297.285555] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 297.292801] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 297.300047] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 297.307294] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 297.314538] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000007 [ 297.327575] FAULT_INJECTION: forcing a failure. [ 297.327575] name failslab, interval 1, probability 0, space 0, times 0 [ 297.335991] autofs4:pid:24124:autofs4_fill_super: called with bogus options [ 297.338885] CPU: 1 PID: 24131 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 297.353180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.362528] Call Trace: [ 297.365106] dump_stack+0x194/0x24d [ 297.368727] ? arch_local_irq_restore+0x53/0x53 [ 297.373391] should_fail+0x8c0/0xa40 [ 297.377096] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.382189] ? lock_release+0xa40/0xa40 [ 297.386151] ? unwind_dump+0x4d0/0x4d0 [ 297.390034] ? find_held_lock+0x35/0x1d0 [ 297.394094] ? check_same_owner+0x320/0x320 [ 297.398399] ? rcu_note_context_switch+0x710/0x710 [ 297.403314] should_failslab+0xec/0x120 [ 297.407271] kmem_cache_alloc+0x47/0x760 [ 297.411316] ? map_files_get_link+0x3a0/0x3a0 [ 297.415799] getname_flags+0xcb/0x580 [ 297.419584] user_path_at_empty+0x2d/0x50 [ 297.423715] do_mount+0x15f/0x2bb0 [ 297.427242] ? copy_mount_string+0x40/0x40 [ 297.431459] ? rcu_pm_notify+0xc0/0xc0 [ 297.435336] ? copy_mount_options+0x5f/0x2e0 [ 297.439725] ? rcu_read_lock_sched_held+0x108/0x120 [ 297.444722] ? kmem_cache_alloc_trace+0x459/0x740 [ 297.449545] ? kasan_check_write+0x14/0x20 [ 297.453762] ? _copy_from_user+0x99/0x110 [ 297.457893] ? copy_mount_options+0x1f7/0x2e0 [ 297.462370] SyS_mount+0xab/0x120 [ 297.465802] ? copy_mnt_ns+0xb30/0xb30 [ 297.469674] do_syscall_64+0x281/0x940 [ 297.473542] ? vmalloc_sync_all+0x30/0x30 [ 297.477670] ? _raw_spin_unlock_irq+0x27/0x70 [ 297.482147] ? finish_task_switch+0x1c1/0x7e0 [ 297.486625] ? syscall_return_slowpath+0x550/0x550 [ 297.491533] ? syscall_return_slowpath+0x2ac/0x550 [ 297.496441] ? prepare_exit_to_usermode+0x350/0x350 [ 297.501439] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 297.506789] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.511616] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 297.516787] RIP: 0033:0x4552d9 [ 297.519957] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 297.527646] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 297.534895] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 297.542144] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 297.549398] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 297.556647] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000003 [ 297.564768] hugetlbfs: Bad mount option: "£Î ooPŸ¯2p‹I¸úbs%[ð4¡5ZMØ~éÚ·vTxEÆp Úõ\![ÆWÔ½ÎÙ™S9ÉelT¶Dûè²Uv3¹$òëK" [ 297.565095] FAULT_INJECTION: forcing a failure. [ 297.565095] name failslab, interval 1, probability 0, space 0, times 0 [ 297.586913] CPU: 1 PID: 24129 Comm: syz-executor1 Not tainted 4.16.0-rc6+ #43 [ 297.594186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.603537] Call Trace: [ 297.606130] dump_stack+0x194/0x24d [ 297.609796] ? arch_local_irq_restore+0x53/0x53 [ 297.609903] tmpfs: No value for mount option '­•eXý˜ø^xyCÖmqÙ¨‹ÿ ƒ×í' [ 297.614467] ? __unwind_start+0x169/0x330 [ 297.614490] should_fail+0x8c0/0xa40 [ 297.614505] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.614515] ? perf_trace_lock+0xd6/0x900 [ 297.614526] ? perf_trace_lock_acquire+0xe3/0x980 [ 297.614537] ? save_stack+0xa3/0xd0 [ 297.614548] ? trace_event_raw_event_lock+0x340/0x340 [ 297.626272] autofs4:pid:24136:autofs4_fill_super: called with bogus options [ 297.629027] ? perf_trace_lock+0x900/0x900 [ 297.629037] ? do_mount+0xea4/0x2bb0 [ 297.629049] ? find_held_lock+0x35/0x1d0 [ 297.629074] ? check_same_owner+0x320/0x320 [ 297.675238] ? rcu_note_context_switch+0x710/0x710 [ 297.678161] FAULT_INJECTION: forcing a failure. [ 297.678161] name failslab, interval 1, probability 0, space 0, times 0 [ 297.680172] should_failslab+0xec/0x120 [ 297.680186] __kmalloc_track_caller+0x5f/0x760 [ 297.680202] ? do_raw_spin_trylock+0x190/0x190 [ 297.680213] ? kstrdup_const+0x39/0x50 [ 297.680227] kstrdup+0x39/0x70 [ 297.680238] kstrdup_const+0x39/0x50 [ 297.680250] alloc_vfsmnt+0x1a5/0x9c0 [ 297.680263] ? path_lookupat+0x238/0xba0 [ 297.723016] ? mnt_free_id.isra.21+0x50/0x50 [ 297.727417] ? trace_hardirqs_off+0x10/0x10 [ 297.731729] ? putname+0xee/0x130 [ 297.735171] ? rcu_read_lock_sched_held+0x108/0x120 [ 297.740173] ? find_held_lock+0x35/0x1d0 [ 297.744226] ? __get_fs_type+0x8a/0xc0 [ 297.748095] ? lock_downgrade+0x980/0x980 [ 297.752225] ? module_unload_free+0x5b0/0x5b0 [ 297.756701] ? lock_release+0xa40/0xa40 [ 297.760662] ? mpi_resize+0x200/0x200 [ 297.764450] vfs_kern_mount.part.26+0x84/0x4a0 [ 297.769018] ? may_umount+0xa0/0xa0 [ 297.772632] ? _raw_read_unlock+0x22/0x30 [ 297.776766] ? __get_fs_type+0x8a/0xc0 [ 297.780640] do_mount+0xea4/0x2bb0 [ 297.784167] ? copy_mount_string+0x40/0x40 [ 297.788382] ? rcu_pm_notify+0xc0/0xc0 [ 297.792257] ? copy_mount_options+0x5f/0x2e0 [ 297.796650] ? rcu_read_lock_sched_held+0x108/0x120 [ 297.801649] ? kmem_cache_alloc_trace+0x459/0x740 [ 297.806474] ? kasan_check_write+0x14/0x20 [ 297.810690] ? _copy_from_user+0x99/0x110 [ 297.814822] ? copy_mount_options+0x1f7/0x2e0 [ 297.819305] SyS_mount+0xab/0x120 [ 297.822739] ? copy_mnt_ns+0xb30/0xb30 [ 297.826614] do_syscall_64+0x281/0x940 [ 297.830482] ? vmalloc_sync_all+0x30/0x30 [ 297.834613] ? _raw_spin_unlock_irq+0x27/0x70 [ 297.839093] ? finish_task_switch+0x1c1/0x7e0 [ 297.843571] ? syscall_return_slowpath+0x550/0x550 [ 297.848483] ? syscall_return_slowpath+0x2ac/0x550 [ 297.853395] ? prepare_exit_to_usermode+0x350/0x350 [ 297.858397] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 297.863749] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 297.868577] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 297.873752] RIP: 0033:0x4552d9 2018/04/03 19:22:23 executing program 6 (fault-call:1 fault-nth:8): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:23 executing program 0 (fault-call:2 fault-nth:4): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 297.876922] RSP: 002b:00007fe451917c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 297.884616] RAX: ffffffffffffffda RBX: 00007fe4519186d4 RCX: 00000000004552d9 [ 297.891869] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 297.899124] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 297.906376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 297.913628] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000006 [ 297.920896] CPU: 0 PID: 24148 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 297.928168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.937518] Call Trace: [ 297.940109] dump_stack+0x194/0x24d [ 297.943738] ? arch_local_irq_restore+0x53/0x53 [ 297.948452] should_fail+0x8c0/0xa40 [ 297.952168] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 297.957277] ? perf_trace_lock+0xd6/0x900 [ 297.961419] ? perf_trace_lock_acquire+0xe3/0x980 [ 297.966257] ? find_held_lock+0x35/0x1d0 [ 297.970316] ? check_same_owner+0x320/0x320 [ 297.974621] ? rcu_note_context_switch+0x710/0x710 [ 297.979526] ? find_held_lock+0x35/0x1d0 [ 297.983566] should_failslab+0xec/0x120 [ 297.987520] kmem_cache_alloc_trace+0x4b/0x740 [ 297.992076] ? lock_downgrade+0x980/0x980 [ 297.996200] ? lock_release+0xa40/0xa40 [ 298.000152] kernfs_mount_ns+0xb5/0x8b0 [ 298.004105] ? kernfs_super_ns+0x70/0x70 [ 298.008148] sysfs_mount+0xc2/0x1c0 [ 298.011751] ? sysfs_kill_sb+0x40/0x40 [ 298.015618] ? alloc_pages_current+0xbe/0x1e0 [ 298.020091] ? security_sb_copy_data+0x81/0xb0 [ 298.024652] mount_fs+0x66/0x2d0 [ 298.027998] vfs_kern_mount.part.26+0xc6/0x4a0 [ 298.032563] ? may_umount+0xa0/0xa0 [ 298.036169] ? _raw_read_unlock+0x22/0x30 [ 298.040292] ? __get_fs_type+0x8a/0xc0 [ 298.044158] do_mount+0xea4/0x2bb0 [ 298.047677] ? copy_mount_string+0x40/0x40 [ 298.051889] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 298.056884] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 298.061621] ? retint_kernel+0x10/0x10 [ 298.065488] ? copy_mount_options+0x18b/0x2e0 [ 298.069962] ? copy_mount_options+0x193/0x2e0 [ 298.074431] ? copy_mount_options+0x1f7/0x2e0 [ 298.078910] SyS_mount+0xab/0x120 [ 298.082338] ? copy_mnt_ns+0xb30/0xb30 [ 298.086204] do_syscall_64+0x281/0x940 [ 298.090069] ? vmalloc_sync_all+0x30/0x30 [ 298.094196] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 298.099711] ? syscall_return_slowpath+0x550/0x550 [ 298.104618] ? syscall_return_slowpath+0x2ac/0x550 [ 298.109525] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 298.114868] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.119692] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 298.124856] RIP: 0033:0x4552d9 2018/04/03 19:22:23 executing program 7: socketpair(0x13, 0x800, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x78476a84) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) [ 298.128025] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 298.135712] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 298.142960] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 298.150208] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 298.157453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 298.164701] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000008 2018/04/03 19:22:24 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x206}, 0xfffffffffffffdae) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x40000000000001, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x2f8) recvmsg$kcm(r1, &(0x7f0000001c40)={&(0x7f0000001900)=@hci={0x0, 0x0}, 0x80, &(0x7f0000001b40)=[{&(0x7f0000001980)=""/34, 0x22}, {&(0x7f00000019c0)=""/29, 0x1d}, {&(0x7f0000001a00)=""/35, 0x23}, {&(0x7f0000001a40)=""/214, 0xd6}], 0x109, &(0x7f0000000340)=""/168, 0xa8, 0x4}, 0x100) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000002840)={&(0x7f0000002440)=@can={0x0, 0x0}, 0x80, &(0x7f0000002700)=[{&(0x7f00000024c0)=""/181, 0xb5}, {&(0x7f0000002580)=""/100, 0x64}, {&(0x7f0000002600)=""/20, 0x14}, {&(0x7f0000002640)=""/142, 0x8e}], 0x4, &(0x7f0000002740)=""/248, 0xf8, 0x1ff}, 0x2000) bpf$PROG_LOAD(0x5, &(0x7f0000002880)={0x9, 0x4, &(0x7f0000001700)=@raw=[@alu={0x7, 0x2, 0x6, 0x0, 0x7, 0x1, 0xfffffffffffffffc}, @jmp={0x5, 0x80000001, 0x9, 0xb, 0x7, 0x19, 0x10}], &(0x7f0000001740)='GPL\x00', 0x4, 0x4, &(0x7f0000001780)=""/4, 0x41100, 0x1, [], r3}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000001c80)={0x8, 0x2, &(0x7f0000000000)=@raw=[@exit={0x95}], &(0x7f0000000080)='GPL\x00', 0x4, 0xca, &(0x7f0000000180)=""/202, 0x41100, 0x1, [], r2}, 0x48) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='hugetlbfs\x00', 0x0, &(0x7f0000000340)="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") mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000001380)='./file0\x00', &(0x7f0000001340)='proc\x00', 0x0, &(0x7f0000000240)) r4 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000002240)={0xffffffff, 0xfffffffffffffff9, 0x8}, 0xa) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001e40)={&(0x7f0000000040)='./file0/bus\x00', r4}, 0x10) mount(&(0x7f0000000300)='./file0\x00', &(0x7f0000000140)='./file0/bus\x00', &(0x7f00000002c0)="7270635f706970656673008c7c647f0399287d03b74f09f3ebb5030000009df9a59c06000000000000f90ef07834c1c4", 0x0, &(0x7f0000000200)) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000012c0)={0xffffffffffffff9c}) socketpair$ax25(0x3, 0x3, 0xf0, &(0x7f0000001300)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r5, &(0x7f00000016c0)={&(0x7f0000001540)=@pppol2tpv3in6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x3, 0x0, {0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x8}}}, 0x80, &(0x7f0000001680)=[{&(0x7f00000015c0)="17ccf2087651bed1f689f851d90778c577795c5465cb10fe4169ce2d16443d4cfd4d848e94f2aff492cfaf3e30cf3c5bee670ad74208ae95f2792f5db7705d72709fa8a62f124723ff2eb1e003cae0199d64dce1499846c21895755f49ddee86d8", 0x61}], 0x1, 0x0, 0x0, 0x4000000}, 0x20000000) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='tmpfs\x00', 0x2000, &(0x7f00000002c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000200)={&(0x7f00000001c0)='./file0/bus\x00', 0x0, 0x8}, 0x10) mount(&(0x7f0000001e80)='./file1\x00', &(0x7f0000001ec0)='./file0\x00', &(0x7f0000001f00)='autofs\x00', 0x10400, &(0x7f0000001f40)="63a67f0975f7df618c76e9e1063a37697a2812ba8501e566036b80c7316d4175948a6ca9c95ff82364ce8f02103fecd289fda97b25c12a3c15422e7a41e82883af14e24f2f5ea4fa1f8025f44146fdabf039b7eb6450947e730316d6a5a157a7e350eefd0b4f38b69f9bea45787f6f9fd0e2e7") bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001480)={r4, 0x28, &(0x7f0000001440)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000014c0)={r7, 0x3, 0x8}, 0xc) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000001e00)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r8, &(0x7f0000001dc0)={0x0, 0x0, &(0x7f0000001640)=[{&(0x7f00000013c0)="2770c34f2aaec7dad781bf206bebf8191e7ca3eb75eababb4720a018bcbb8ee2225dd58c3d14f8e280e2e4a3963e01b8fdd1f1ef037b3760767cd8c775fa395b6f8bd2d69edde61ea21ffe", 0x4b}], 0x1, &(0x7f0000002a00)=ANY=[], 0x0, 0x20000000}, 0x4000004) mkdir(&(0x7f0000001500)='./file1\x00', 0x0) mkdir(&(0x7f0000002200)='./file0/bus\x00', 0x76) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000002ac0)) 2018/04/03 19:22:24 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) r0 = perf_event_open(&(0x7f00000000c0)={0x7, 0x70, 0x1, 0x8, 0x8, 0x0, 0x0, 0x7, 0x8010, 0x2, 0xffffffffffff5d27, 0x7, 0x8000000000000000, 0x6, 0x3, 0x6, 0x10001, 0x8, 0x5, 0x10000, 0x8c, 0x2, 0x7, 0xffffffffffff7fff, 0xfffffffffffffff7, 0x3, 0x100000000, 0xfffffffffffffe00, 0x20, 0x1, 0x5, 0x6, 0x1f, 0x1, 0x7ff, 0xd782, 0x1, 0xfffffffffffffff9, 0x0, 0x6, 0x0, @perf_config_ext={0x5, 0x6b}, 0x400, 0x6, 0xfffffffffffffff9, 0x3, 0xc3, 0x1, 0x8}, 0xffffffffffffffff, 0xe, 0xffffffffffffff9c, 0xa) r1 = perf_event_open(&(0x7f0000000180)={0x3, 0x70, 0x5, 0x3, 0xfffffffffffffc00, 0x40, 0x0, 0x5, 0x40000, 0x4, 0xc1a, 0x5, 0xfffffffffffffb78, 0x8, 0x0, 0x20, 0xaf0c, 0x3, 0x3b38, 0x8001, 0x2, 0xebd7, 0x6, 0x5, 0x23, 0x4, 0x1, 0x1000, 0x7f, 0x2, 0x20000, 0x7fffffff, 0x8, 0x1, 0x3f, 0x6, 0x9, 0x1, 0x0, 0xc00000, 0x4, @perf_bp={&(0x7f0000000140), 0x1}, 0x0, 0x8, 0x80000000, 0x0, 0x1, 0x1}, 0xffffffffffffffff, 0x4, 0xffffffffffffff9c, 0x3) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) socketpair$inet(0x2, 0x80000, 0x8, &(0x7f0000000040)) socketpair(0xa, 0x5, 0x8, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_REFRESH(r2, 0x2402, 0xffffffff) 2018/04/03 19:22:24 executing program 1 (fault-call:1 fault-nth:7): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:24 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x206}, 0xfffffffffffffdae) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x40000000000001, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x2f8) recvmsg$kcm(r1, &(0x7f0000001c40)={&(0x7f0000001900)=@hci={0x0, 0x0}, 0x80, &(0x7f0000001b40)=[{&(0x7f0000001980)=""/34, 0x22}, {&(0x7f00000019c0)=""/29, 0x1d}, {&(0x7f0000001a00)=""/35, 0x23}, {&(0x7f0000001a40)=""/214, 0xd6}], 0x109, &(0x7f0000000340)=""/168, 0xa8, 0x4}, 0x100) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000002840)={&(0x7f0000002440)=@can={0x0, 0x0}, 0x80, &(0x7f0000002700)=[{&(0x7f00000024c0)=""/181, 0xb5}, {&(0x7f0000002580)=""/100, 0x64}, {&(0x7f0000002600)=""/20, 0x14}, {&(0x7f0000002640)=""/142, 0x8e}], 0x4, &(0x7f0000002740)=""/248, 0xf8, 0x1ff}, 0x2000) bpf$PROG_LOAD(0x5, &(0x7f0000002880)={0x9, 0x4, &(0x7f0000001700)=@raw=[@alu={0x7, 0x2, 0x6, 0x0, 0x7, 0x1, 0xfffffffffffffffc}, @jmp={0x5, 0x80000001, 0x9, 0xb, 0x7, 0x19, 0x10}], &(0x7f0000001740)='GPL\x00', 0x4, 0x4, &(0x7f0000001780)=""/4, 0x41100, 0x1, [], r3}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000001c80)={0x8, 0x2, &(0x7f0000000000)=@raw=[@exit={0x95}], &(0x7f0000000080)='GPL\x00', 0x4, 0xca, &(0x7f0000000180)=""/202, 0x41100, 0x1, [], r2}, 0x48) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='hugetlbfs\x00', 0x0, &(0x7f0000000340)="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") mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000001380)='./file0\x00', &(0x7f0000001340)='proc\x00', 0x0, &(0x7f0000000240)) r4 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000002240)={0xffffffff, 0xfffffffffffffff9, 0x8}, 0xa) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001e40)={&(0x7f0000000040)='./file0/bus\x00', r4}, 0x10) mount(&(0x7f0000000300)='./file0\x00', &(0x7f0000000140)='./file0/bus\x00', &(0x7f00000002c0)="7270635f706970656673008c7c647f0399287d03b74f09f3ebb5030000009df9a59c06000000000000f90ef07834c1c4", 0x0, &(0x7f0000000200)) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000012c0)={0xffffffffffffff9c}) socketpair$ax25(0x3, 0x3, 0xf0, &(0x7f0000001300)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r5, &(0x7f00000016c0)={&(0x7f0000001540)=@pppol2tpv3in6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x3, 0x0, {0xa, 0x4e20, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x8}}}, 0x80, &(0x7f0000001680)=[{&(0x7f00000015c0)="17ccf2087651bed1f689f851d90778c577795c5465cb10fe4169ce2d16443d4cfd4d848e94f2aff492cfaf3e30cf3c5bee670ad74208ae95f2792f5db7705d72709fa8a62f124723ff2eb1e003cae0199d64dce1499846c21895755f49ddee86d8", 0x61}], 0x1, 0x0, 0x0, 0x4000000}, 0x20000000) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='tmpfs\x00', 0x2000, &(0x7f00000002c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000200)={&(0x7f00000001c0)='./file0/bus\x00', 0x0, 0x8}, 0x10) mount(&(0x7f0000001e80)='./file1\x00', &(0x7f0000001ec0)='./file0\x00', &(0x7f0000001f00)='autofs\x00', 0x10400, &(0x7f0000001f40)="63a67f0975f7df618c76e9e1063a37697a2812ba8501e566036b80c7316d4175948a6ca9c95ff82364ce8f02103fecd289fda97b25c12a3c15422e7a41e82883af14e24f2f5ea4fa1f8025f44146fdabf039b7eb6450947e730316d6a5a157a7e350eefd0b4f38b69f9bea45787f6f9fd0e2e7") bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001480)={r4, 0x28, &(0x7f0000001440)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000014c0)={r7, 0x3, 0x8}, 0xc) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000001e00)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r8, &(0x7f0000001dc0)={0x0, 0x0, &(0x7f0000001640)=[{&(0x7f00000013c0)="2770c34f2aaec7dad781bf206bebf8191e7ca3eb75eababb4720a018bcbb8ee2225dd58c3d14f8e280e2e4a3963e01b8fdd1f1ef037b3760767cd8c775fa395b6f8bd2d69edde61ea21ffe", 0x4b}], 0x1, &(0x7f0000002a00)=ANY=[], 0x0, 0x20000000}, 0x4000004) mkdir(&(0x7f0000001500)='./file1\x00', 0x0) mkdir(&(0x7f0000002200)='./file0/bus\x00', 0x76) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000002ac0)) 2018/04/03 19:22:24 executing program 6 (fault-call:1 fault-nth:9): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 298.227234] FAULT_INJECTION: forcing a failure. [ 298.227234] name failslab, interval 1, probability 0, space 0, times 0 [ 298.238548] CPU: 0 PID: 24156 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 298.245819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.255168] Call Trace: [ 298.257759] dump_stack+0x194/0x24d [ 298.261389] ? arch_local_irq_restore+0x53/0x53 [ 298.266059] ? finish_task_switch+0x1c1/0x7e0 [ 298.270556] ? finish_task_switch+0x182/0x7e0 [ 298.275059] should_fail+0x8c0/0xa40 [ 298.278781] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.283901] ? __sched_text_start+0x8/0x8 [ 298.288047] ? find_held_lock+0x35/0x1d0 [ 298.292128] ? check_same_owner+0x320/0x320 [ 298.296466] should_failslab+0xec/0x120 [ 298.299425] FAULT_INJECTION: forcing a failure. [ 298.299425] name failslab, interval 1, probability 0, space 0, times 0 [ 298.300439] kmem_cache_alloc+0x47/0x760 [ 298.300457] ? find_held_lock+0x35/0x1d0 [ 298.300473] getname_flags+0xcb/0x580 [ 298.300487] user_path_at_empty+0x2d/0x50 [ 298.328074] do_mount+0x15f/0x2bb0 [ 298.331607] ? copy_mount_string+0x40/0x40 [ 298.335825] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 298.340824] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 298.345570] ? retint_kernel+0x10/0x10 [ 298.349447] ? copy_mount_options+0x18b/0x2e0 [ 298.353929] ? copy_mount_options+0x196/0x2e0 [ 298.358406] ? copy_mount_options+0x1f7/0x2e0 [ 298.362886] SyS_mount+0xab/0x120 [ 298.366321] ? copy_mnt_ns+0xb30/0xb30 [ 298.370190] do_syscall_64+0x281/0x940 [ 298.374059] ? vmalloc_sync_all+0x30/0x30 [ 298.378186] ? _raw_spin_unlock_irq+0x27/0x70 [ 298.382669] ? finish_task_switch+0x1c1/0x7e0 [ 298.387160] ? syscall_return_slowpath+0x550/0x550 [ 298.392074] ? syscall_return_slowpath+0x2ac/0x550 [ 298.396989] ? prepare_exit_to_usermode+0x350/0x350 [ 298.401989] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 298.407342] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.412171] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 298.417344] RIP: 0033:0x4552d9 [ 298.420518] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 298.428209] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 298.436100] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 298.443355] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 298.450608] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 298.457862] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000004 [ 298.465132] CPU: 1 PID: 24160 Comm: syz-executor1 Not tainted 4.16.0-rc6+ #43 [ 298.472402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.481746] Call Trace: [ 298.484336] dump_stack+0x194/0x24d [ 298.487965] ? arch_local_irq_restore+0x53/0x53 [ 298.492633] ? __unwind_start+0x169/0x330 [ 298.496798] should_fail+0x8c0/0xa40 [ 298.500514] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.505612] ? perf_trace_lock+0xd6/0x900 [ 298.509741] ? perf_trace_lock_acquire+0xe3/0x980 [ 298.514586] ? save_stack+0xa3/0xd0 [ 298.518193] ? trace_event_raw_event_lock+0x340/0x340 [ 298.523364] ? perf_trace_lock+0x900/0x900 [ 298.527579] ? do_mount+0xea4/0x2bb0 [ 298.531275] ? find_held_lock+0x35/0x1d0 [ 298.535335] ? check_same_owner+0x320/0x320 [ 298.539641] ? rcu_note_context_switch+0x710/0x710 [ 298.544558] should_failslab+0xec/0x120 [ 298.548515] __kmalloc_track_caller+0x5f/0x760 [ 298.553086] ? do_raw_spin_trylock+0x190/0x190 [ 298.557648] ? kstrdup_const+0x39/0x50 [ 298.561519] kstrdup+0x39/0x70 [ 298.564692] kstrdup_const+0x39/0x50 [ 298.568388] alloc_vfsmnt+0x1a5/0x9c0 [ 298.572169] ? path_lookupat+0x238/0xba0 [ 298.576214] ? mnt_free_id.isra.21+0x50/0x50 [ 298.580608] ? trace_hardirqs_off+0x10/0x10 [ 298.584911] ? putname+0xee/0x130 [ 298.588346] ? rcu_read_lock_sched_held+0x108/0x120 [ 298.593343] ? find_held_lock+0x35/0x1d0 [ 298.597389] ? __get_fs_type+0x8a/0xc0 [ 298.601257] ? lock_downgrade+0x980/0x980 [ 298.605386] ? module_unload_free+0x5b0/0x5b0 [ 298.609863] ? lock_release+0xa40/0xa40 [ 298.613820] ? mpi_resize+0x200/0x200 [ 298.617607] vfs_kern_mount.part.26+0x84/0x4a0 [ 298.622170] ? may_umount+0xa0/0xa0 [ 298.625778] ? _raw_read_unlock+0x22/0x30 [ 298.629908] ? __get_fs_type+0x8a/0xc0 [ 298.633781] do_mount+0xea4/0x2bb0 [ 298.637307] ? copy_mount_string+0x40/0x40 [ 298.641533] ? rcu_pm_notify+0xc0/0xc0 [ 298.645602] ? copy_mount_options+0x5f/0x2e0 [ 298.649988] ? rcu_read_lock_sched_held+0x108/0x120 [ 298.654987] ? kmem_cache_alloc_trace+0x459/0x740 [ 298.659813] ? kasan_check_write+0x14/0x20 [ 298.664042] ? copy_mount_options+0x1f7/0x2e0 [ 298.668526] SyS_mount+0xab/0x120 [ 298.671959] ? copy_mnt_ns+0xb30/0xb30 [ 298.675829] do_syscall_64+0x281/0x940 [ 298.679698] ? vmalloc_sync_all+0x30/0x30 [ 298.683827] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 298.689346] ? syscall_return_slowpath+0x550/0x550 [ 298.694257] ? syscall_return_slowpath+0x2ac/0x550 [ 298.699170] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 298.704516] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.709344] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 298.714513] RIP: 0033:0x4552d9 [ 298.717683] RSP: 002b:00007fe451917c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 298.725373] RAX: ffffffffffffffda RBX: 00007fe4519186d4 RCX: 00000000004552d9 [ 298.732621] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 298.739868] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 298.747117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 298.754368] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000007 [ 298.769723] FAULT_INJECTION: forcing a failure. [ 298.769723] name failslab, interval 1, probability 0, space 0, times 0 [ 298.781358] CPU: 1 PID: 24168 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 298.788627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.797975] Call Trace: [ 298.800562] dump_stack+0x194/0x24d [ 298.804202] ? arch_local_irq_restore+0x53/0x53 [ 298.808864] ? kernel_text_address+0xd1/0xe0 [ 298.813256] ? __unwind_start+0x169/0x330 [ 298.817391] should_fail+0x8c0/0xa40 [ 298.821090] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 298.826180] ? kasan_kmalloc+0xad/0xe0 [ 298.830045] ? __kmalloc+0x162/0x760 [ 298.833737] ? __list_lru_init+0xcf/0x750 [ 298.837865] ? find_held_lock+0x35/0x1d0 [ 298.841906] ? __lock_is_held+0xb6/0x140 [ 298.845950] ? check_same_owner+0x320/0x320 [ 298.850252] ? rcu_note_context_switch+0x710/0x710 [ 298.855165] should_failslab+0xec/0x120 [ 298.859131] kmem_cache_alloc_node_trace+0x5a/0x760 [ 298.864124] ? mark_held_locks+0xaf/0x100 [ 298.868249] ? __raw_spin_lock_init+0x1c/0x100 [ 298.872816] __kmalloc_node+0x33/0x70 [ 298.876604] kvmalloc_node+0x99/0xd0 [ 298.880298] __list_lru_init+0x5d5/0x750 [ 298.884341] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 298.890202] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 298.895194] ? __lockdep_init_map+0xe4/0x650 [ 298.899579] ? lockdep_init_map+0x9/0x10 [ 298.903617] sget_userns+0x691/0xe40 [ 298.907309] ? kernfs_sop_show_path+0x190/0x190 [ 298.911958] ? kernfs_sop_show_options+0x180/0x180 [ 298.916867] ? destroy_unused_super.part.6+0xd0/0xd0 [ 298.921955] ? check_same_owner+0x320/0x320 [ 298.926255] ? rcu_pm_notify+0xc0/0xc0 [ 298.930143] ? rcu_read_lock_sched_held+0x108/0x120 [ 298.935144] ? kmem_cache_alloc_trace+0x459/0x740 [ 298.939963] ? lock_downgrade+0x980/0x980 [ 298.944093] kernfs_mount_ns+0x13d/0x8b0 [ 298.948131] ? kernfs_super_ns+0x70/0x70 [ 298.952172] sysfs_mount+0xc2/0x1c0 [ 298.955775] ? sysfs_kill_sb+0x40/0x40 [ 298.959642] ? alloc_pages_current+0xbe/0x1e0 [ 298.964115] ? security_sb_copy_data+0x81/0xb0 [ 298.968675] mount_fs+0x66/0x2d0 [ 298.972027] vfs_kern_mount.part.26+0xc6/0x4a0 [ 298.976589] ? may_umount+0xa0/0xa0 [ 298.980194] ? _raw_read_unlock+0x22/0x30 [ 298.984323] ? __get_fs_type+0x8a/0xc0 [ 298.988201] do_mount+0xea4/0x2bb0 [ 298.991722] ? copy_mount_string+0x40/0x40 [ 298.995933] ? rcu_pm_notify+0xc0/0xc0 [ 298.999804] ? copy_mount_options+0x5f/0x2e0 [ 299.004188] ? rcu_read_lock_sched_held+0x108/0x120 [ 299.009181] ? kmem_cache_alloc_trace+0x459/0x740 [ 299.014004] ? copy_mount_options+0x1f7/0x2e0 [ 299.018482] SyS_mount+0xab/0x120 [ 299.021911] ? copy_mnt_ns+0xb30/0xb30 [ 299.025789] do_syscall_64+0x281/0x940 [ 299.029654] ? vmalloc_sync_all+0x30/0x30 [ 299.033780] ? _raw_spin_unlock_irq+0x27/0x70 [ 299.038255] ? finish_task_switch+0x1c1/0x7e0 [ 299.042727] ? syscall_return_slowpath+0x550/0x550 [ 299.047633] ? syscall_return_slowpath+0x2ac/0x550 [ 299.052541] ? prepare_exit_to_usermode+0x350/0x350 [ 299.057534] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 299.062873] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.067696] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 299.072862] RIP: 0033:0x4552d9 2018/04/03 19:22:24 executing program 0 (fault-call:2 fault-nth:5): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 299.076034] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 299.083718] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 299.090964] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 299.098207] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 299.105452] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 299.112696] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000009 2018/04/03 19:22:24 executing program 1 (fault-call:1 fault-nth:8): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 299.133806] hugetlbfs: Bad mount option: "£Î ooPŸ¯2p‹I¸úbs%[ð4¡5ZMØ~éÚ·vTxEÆp Úõ\![ÆWÔ½ÎÙ™S9ÉelT¶Dûè²Uv3¹$òëK" [ 299.163440] FAULT_INJECTION: forcing a failure. [ 299.163440] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 299.175265] CPU: 0 PID: 24182 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 2018/04/03 19:22:24 executing program 6 (fault-call:1 fault-nth:10): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 299.182534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.191880] Call Trace: [ 299.194470] dump_stack+0x194/0x24d [ 299.198096] ? arch_local_irq_restore+0x53/0x53 [ 299.202776] should_fail+0x8c0/0xa40 [ 299.206488] ? perf_trace_lock_acquire+0xe3/0x980 [ 299.211337] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.214541] FAULT_INJECTION: forcing a failure. [ 299.214541] name failslab, interval 1, probability 0, space 0, times 0 [ 299.216438] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 299.216456] ? perf_trace_lock+0x900/0x900 [ 299.216468] ? print_irqtrace_events+0x270/0x270 [ 299.216482] ? trace_hardirqs_off+0x10/0x10 [ 299.216495] ? lock_acquire+0x1d5/0x580 [ 299.250027] ? perf_trace_lock_acquire+0xe3/0x980 [ 299.254859] ? perf_trace_lock+0x900/0x900 [ 299.259080] ? should_fail+0x23b/0xa40 [ 299.262958] __alloc_pages_nodemask+0x327/0xdd0 [ 299.267614] ? lock_release+0xa40/0xa40 [ 299.271573] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 299.276579] ? find_held_lock+0x35/0x1d0 [ 299.280637] ? check_same_owner+0x320/0x320 [ 299.284970] cache_grow_begin+0x72/0x640 [ 299.289017] kmem_cache_alloc+0x400/0x760 [ 299.293157] getname_flags+0xcb/0x580 [ 299.296942] user_path_at_empty+0x2d/0x50 [ 299.301074] do_mount+0x15f/0x2bb0 [ 299.304604] ? copy_mount_string+0x40/0x40 [ 299.308821] ? rcu_pm_notify+0xc0/0xc0 [ 299.312695] ? copy_mount_options+0x5f/0x2e0 [ 299.317085] ? rcu_read_lock_sched_held+0x108/0x120 [ 299.322084] ? kmem_cache_alloc_trace+0x459/0x740 [ 299.326911] ? kasan_check_write+0x14/0x20 [ 299.331134] ? copy_mount_options+0x1f7/0x2e0 [ 299.335615] SyS_mount+0xab/0x120 [ 299.339052] ? copy_mnt_ns+0xb30/0xb30 [ 299.342926] do_syscall_64+0x281/0x940 [ 299.346796] ? vmalloc_sync_all+0x30/0x30 [ 299.350927] ? _raw_spin_unlock_irq+0x27/0x70 [ 299.355407] ? finish_task_switch+0x1c1/0x7e0 [ 299.359886] ? syscall_return_slowpath+0x550/0x550 [ 299.364801] ? syscall_return_slowpath+0x2ac/0x550 [ 299.369714] ? prepare_exit_to_usermode+0x350/0x350 [ 299.374715] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 299.380063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.384891] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 299.390062] RIP: 0033:0x4552d9 [ 299.393232] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 299.400923] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 299.408176] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 299.415426] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 299.422677] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 299.429928] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000005 [ 299.437196] CPU: 1 PID: 24187 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 299.444468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.450617] hugetlbfs: Bad mount option: "£Î ooPŸ¯2p‹I¸úbs%[ð4¡5ZMØ~éÚ·vTxEÆp Úõ\![ÆWÔ½ÎÙ™S9ÉelT¶Dûè²Uv3¹$òëK" [ 299.453812] Call Trace: [ 299.453828] dump_stack+0x194/0x24d [ 299.453839] ? arch_local_irq_restore+0x53/0x53 [ 299.453851] ? kernel_text_address+0xd1/0xe0 [ 299.453861] ? __unwind_start+0x169/0x330 [ 299.453876] should_fail+0x8c0/0xa40 [ 299.487740] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.488935] autofs4:pid:24176:autofs4_fill_super: called with bogus options [ 299.492844] ? kasan_kmalloc+0xad/0xe0 [ 299.492852] ? __kmalloc+0x162/0x760 [ 299.492861] ? __list_lru_init+0xcf/0x750 [ 299.492874] ? find_held_lock+0x35/0x1d0 [ 299.492886] ? __lock_is_held+0xb6/0x140 [ 299.519759] ? check_same_owner+0x320/0x320 [ 299.524082] ? rcu_note_context_switch+0x710/0x710 [ 299.529014] should_failslab+0xec/0x120 [ 299.532995] kmem_cache_alloc_node_trace+0x5a/0x760 [ 299.538010] ? mark_held_locks+0xaf/0x100 [ 299.542154] ? __raw_spin_lock_init+0x1c/0x100 [ 299.546737] __kmalloc_node+0x33/0x70 [ 299.550538] kvmalloc_node+0x99/0xd0 [ 299.554253] __list_lru_init+0x5d5/0x750 [ 299.558324] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 299.562236] autofs4:pid:24171:autofs4_fill_super: called with bogus options [ 299.564200] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 299.564211] ? __lockdep_init_map+0xe4/0x650 [ 299.564223] ? lockdep_init_map+0x9/0x10 [ 299.564235] sget_userns+0x691/0xe40 [ 299.564246] ? kernfs_sop_show_path+0x190/0x190 [ 299.593107] ? kernfs_sop_show_options+0x180/0x180 [ 299.598034] ? destroy_unused_super.part.6+0xd0/0xd0 [ 299.603132] ? check_same_owner+0x320/0x320 [ 299.607431] ? rcu_pm_notify+0xc0/0xc0 [ 299.611299] ? rcu_read_lock_sched_held+0x108/0x120 [ 299.616290] ? kmem_cache_alloc_trace+0x459/0x740 [ 299.621111] ? lock_downgrade+0x980/0x980 [ 299.625242] kernfs_mount_ns+0x13d/0x8b0 [ 299.629280] ? kernfs_super_ns+0x70/0x70 [ 299.633321] sysfs_mount+0xc2/0x1c0 [ 299.636923] ? sysfs_kill_sb+0x40/0x40 [ 299.640787] ? alloc_pages_current+0xbe/0x1e0 [ 299.645277] ? security_sb_copy_data+0x81/0xb0 [ 299.649836] mount_fs+0x66/0x2d0 [ 299.653183] vfs_kern_mount.part.26+0xc6/0x4a0 [ 299.657741] ? may_umount+0xa0/0xa0 [ 299.661345] ? _raw_read_unlock+0x22/0x30 [ 299.665470] ? __get_fs_type+0x8a/0xc0 [ 299.669339] do_mount+0xea4/0x2bb0 [ 299.672857] ? copy_mount_string+0x40/0x40 [ 299.677068] ? rcu_pm_notify+0xc0/0xc0 [ 299.680935] ? copy_mount_options+0x5f/0x2e0 [ 299.685320] ? rcu_read_lock_sched_held+0x108/0x120 [ 299.690312] ? kmem_cache_alloc_trace+0x459/0x740 [ 299.695132] ? kasan_check_write+0x14/0x20 [ 299.699346] ? _copy_from_user+0x99/0x110 [ 299.703470] ? copy_mount_options+0x1f7/0x2e0 [ 299.707946] SyS_mount+0xab/0x120 [ 299.711374] ? copy_mnt_ns+0xb30/0xb30 [ 299.715238] do_syscall_64+0x281/0x940 [ 299.719099] ? vmalloc_sync_all+0x30/0x30 [ 299.723223] ? _raw_spin_unlock_irq+0x27/0x70 [ 299.727697] ? finish_task_switch+0x1c1/0x7e0 [ 299.732169] ? syscall_return_slowpath+0x550/0x550 [ 299.737074] ? syscall_return_slowpath+0x2ac/0x550 [ 299.741981] ? prepare_exit_to_usermode+0x350/0x350 [ 299.746979] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 299.752319] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.757141] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 299.762304] RIP: 0033:0x4552d9 [ 299.765468] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 299.773154] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 2018/04/03 19:22:25 executing program 0 (fault-call:2 fault-nth:6): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 299.780400] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 299.787646] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 299.794891] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 299.802136] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000a [ 299.826812] FAULT_INJECTION: forcing a failure. [ 299.826812] name failslab, interval 1, probability 0, space 0, times 0 [ 299.838088] CPU: 1 PID: 24197 Comm: syz-executor1 Not tainted 4.16.0-rc6+ #43 [ 299.845358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.854705] Call Trace: [ 299.856833] FAULT_INJECTION: forcing a failure. [ 299.856833] name failslab, interval 1, probability 0, space 0, times 0 [ 299.857286] dump_stack+0x194/0x24d [ 299.857300] ? arch_local_irq_restore+0x53/0x53 [ 299.857318] should_fail+0x8c0/0xa40 [ 299.857336] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 299.885703] ? lock_downgrade+0x980/0x980 [ 299.889835] ? lock_release+0xa40/0xa40 [ 299.893795] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 299.898796] ? find_held_lock+0x35/0x1d0 [ 299.902848] ? check_same_owner+0x320/0x320 [ 299.907151] ? sget_userns+0x27d/0xe40 [ 299.911026] ? rcu_note_context_switch+0x710/0x710 [ 299.915940] should_failslab+0xec/0x120 [ 299.919904] kmem_cache_alloc_trace+0x4b/0x740 [ 299.924466] ? sysfs_mount+0xc2/0x1c0 [ 299.928245] ? mount_fs+0x66/0x2d0 [ 299.931766] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 299.936503] ? do_mount+0xea4/0x2bb0 [ 299.940200] ? SyS_mount+0xab/0x120 [ 299.943810] ? do_syscall_64+0x281/0x940 [ 299.947854] sget_userns+0x2a3/0xe40 [ 299.951551] ? kernfs_sop_show_path+0x190/0x190 [ 299.956205] ? kernfs_sop_show_options+0x180/0x180 [ 299.961118] ? destroy_unused_super.part.6+0xd0/0xd0 [ 299.966212] ? check_same_owner+0x320/0x320 [ 299.970519] ? rcu_pm_notify+0xc0/0xc0 [ 299.974394] ? kernfs_mount_ns+0xb5/0x8b0 [ 299.978525] ? rcu_read_lock_sched_held+0x108/0x120 [ 299.983787] ? kmem_cache_alloc_trace+0x459/0x740 [ 299.988612] ? lock_downgrade+0x980/0x980 [ 299.992745] kernfs_mount_ns+0x13d/0x8b0 [ 299.996789] ? kernfs_super_ns+0x70/0x70 [ 300.000839] sysfs_mount+0xc2/0x1c0 [ 300.004446] ? sysfs_kill_sb+0x40/0x40 [ 300.008318] ? alloc_pages_current+0xbe/0x1e0 [ 300.012798] ? security_sb_copy_data+0x81/0xb0 [ 300.017362] mount_fs+0x66/0x2d0 [ 300.020714] vfs_kern_mount.part.26+0xc6/0x4a0 [ 300.025279] ? may_umount+0xa0/0xa0 [ 300.028892] ? _raw_read_unlock+0x22/0x30 [ 300.033025] ? __get_fs_type+0x8a/0xc0 [ 300.036896] do_mount+0xea4/0x2bb0 [ 300.040422] ? copy_mount_string+0x40/0x40 [ 300.044638] ? rcu_pm_notify+0xc0/0xc0 [ 300.048510] ? copy_mount_options+0x5f/0x2e0 [ 300.052898] ? rcu_read_lock_sched_held+0x108/0x120 [ 300.057897] ? kmem_cache_alloc_trace+0x459/0x740 [ 300.062722] ? kasan_check_write+0x14/0x20 [ 300.066938] ? _copy_from_user+0x99/0x110 [ 300.071075] ? copy_mount_options+0x1f7/0x2e0 [ 300.075552] SyS_mount+0xab/0x120 [ 300.078987] ? copy_mnt_ns+0xb30/0xb30 [ 300.082861] do_syscall_64+0x281/0x940 [ 300.086727] ? vmalloc_sync_all+0x30/0x30 [ 300.090858] ? _raw_spin_unlock_irq+0x27/0x70 [ 300.095335] ? finish_task_switch+0x1c1/0x7e0 [ 300.099816] ? syscall_return_slowpath+0x550/0x550 [ 300.104727] ? syscall_return_slowpath+0x2ac/0x550 [ 300.109638] ? prepare_exit_to_usermode+0x350/0x350 [ 300.114638] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 300.119985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.124816] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 300.129989] RIP: 0033:0x4552d9 [ 300.133162] RSP: 002b:00007fe451917c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 300.140853] RAX: ffffffffffffffda RBX: 00007fe4519186d4 RCX: 00000000004552d9 [ 300.148103] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 300.155355] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 300.162606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 300.169855] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000008 [ 300.177123] CPU: 0 PID: 24203 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 300.184482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.193832] Call Trace: [ 300.196420] dump_stack+0x194/0x24d [ 300.200052] ? arch_local_irq_restore+0x53/0x53 [ 300.204725] should_fail+0x8c0/0xa40 [ 300.208436] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.213535] ? print_irqtrace_events+0x270/0x270 [ 300.218269] ? find_held_lock+0x35/0x1d0 [ 300.222305] ? __lock_is_held+0xb6/0x140 [ 300.226357] ? check_same_owner+0x320/0x320 [ 300.230654] ? print_irqtrace_events+0x270/0x270 [ 300.235382] ? rcu_note_context_switch+0x710/0x710 [ 300.240283] ? print_irqtrace_events+0x270/0x270 [ 300.245020] should_failslab+0xec/0x120 [ 300.248974] kmem_cache_alloc+0x47/0x760 [ 300.253014] __d_alloc+0xc1/0xbd0 [ 300.256446] ? __lock_acquire+0x664/0x3e00 [ 300.260652] ? shrink_dcache_for_umount+0x290/0x290 [ 300.265640] ? __lock_acquire+0x664/0x3e00 [ 300.269850] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 300.275016] ? kernfs_iop_permission+0x52/0xa0 [ 300.279575] ? lock_release+0xa40/0xa40 [ 300.283522] d_alloc+0x8e/0x340 [ 300.286775] ? __d_alloc+0xbd0/0xbd0 [ 300.290460] ? __might_sleep+0x95/0x190 [ 300.294425] ? kernfs_iop_permission+0x52/0xa0 [ 300.298996] d_alloc_parallel+0x152/0x1b40 [ 300.303208] ? trace_hardirqs_off+0x10/0x10 [ 300.307500] ? lock_downgrade+0x980/0x980 [ 300.311618] ? trace_hardirqs_off+0x10/0x10 [ 300.315912] ? lock_release+0xa40/0xa40 [ 300.319862] ? __d_lookup_rcu+0xa00/0xa00 [ 300.323981] ? find_held_lock+0x35/0x1d0 [ 300.328025] ? lock_acquire+0x1d5/0x580 [ 300.331972] ? lock_acquire+0x1d5/0x580 [ 300.335920] ? lookup_slow+0x18e/0x4d0 [ 300.339778] ? lock_release+0xa40/0xa40 [ 300.343734] ? check_same_owner+0x320/0x320 [ 300.348032] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 300.353027] ? rcu_note_context_switch+0x710/0x710 [ 300.357931] ? __might_sleep+0x95/0x190 [ 300.361881] ? down_read+0x96/0x150 [ 300.365480] ? lookup_slow+0x18e/0x4d0 [ 300.369336] ? __down_interruptible+0x6b0/0x6b0 [ 300.373978] ? d_alloc_parallel+0x1b40/0x1b40 [ 300.378456] lookup_slow+0x1e5/0x4d0 [ 300.382145] ? vfs_unlink+0x480/0x480 [ 300.385919] ? lookup_fast+0x505/0xfa0 [ 300.389776] ? unwind_dump+0x4d0/0x4d0 [ 300.393643] walk_component+0x89f/0x13d0 [ 300.397677] ? follow_dotdot_rcu+0x1150/0x1150 [ 300.402235] ? save_stack+0xa3/0xd0 [ 300.405832] ? save_stack+0x43/0xd0 [ 300.409435] ? kasan_kmalloc+0xad/0xe0 [ 300.413296] ? kasan_slab_alloc+0x12/0x20 [ 300.417415] ? kmem_cache_alloc+0x12e/0x760 [ 300.421710] ? getname_flags+0xcb/0x580 [ 300.425659] path_lookupat+0x1d7/0xba0 [ 300.429521] ? path_parentat+0x140/0x140 [ 300.434037] ? check_stack_object+0x68/0x140 [ 300.438429] ? __check_object_size+0x8b/0x530 [ 300.442897] ? usercopy_abort+0xd0/0xd0 [ 300.446848] filename_lookup+0x25f/0x500 [ 300.450886] ? filename_parentat+0x550/0x550 [ 300.455269] ? strncpy_from_user+0x323/0x430 [ 300.459648] ? mpi_resize+0x200/0x200 [ 300.463429] ? getname_flags+0x256/0x580 [ 300.467463] user_path_at_empty+0x40/0x50 [ 300.471583] ? user_path_at_empty+0x40/0x50 [ 300.475879] do_mount+0x15f/0x2bb0 [ 300.479394] ? copy_mount_string+0x40/0x40 [ 300.483604] ? rcu_pm_notify+0xc0/0xc0 [ 300.487467] ? copy_mount_options+0x5f/0x2e0 [ 300.491851] ? rcu_read_lock_sched_held+0x108/0x120 [ 300.496841] ? kmem_cache_alloc_trace+0x459/0x740 [ 300.501654] ? kasan_check_write+0x14/0x20 [ 300.505862] ? copy_mount_options+0x1f7/0x2e0 [ 300.510330] SyS_mount+0xab/0x120 [ 300.513756] ? copy_mnt_ns+0xb30/0xb30 [ 300.517620] do_syscall_64+0x281/0x940 [ 300.521480] ? vmalloc_sync_all+0x30/0x30 [ 300.525606] ? _raw_spin_unlock_irq+0x27/0x70 [ 300.530074] ? finish_task_switch+0x1c1/0x7e0 [ 300.534543] ? syscall_return_slowpath+0x550/0x550 [ 300.539444] ? syscall_return_slowpath+0x2ac/0x550 [ 300.544345] ? prepare_exit_to_usermode+0x350/0x350 [ 300.549334] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 300.554671] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.559495] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 300.564655] RIP: 0033:0x4552d9 [ 300.567818] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 300.575501] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 300.582743] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 300.589987] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 300.597238] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 300.604480] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000006 2018/04/03 19:22:26 executing program 2: mount(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='./file0/file0\x00', &(0x7f0000000280)='nilfs2\x00', 0x40, &(0x7f00000002c0)="dbbe1fee839a4f") mkdir(&(0x7f0000000180)='./file1\x00', 0x44) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x0, 0x1, 0x1}, 0x2c) ioctl$PERF_EVENT_IOC_QUERY_BPF(0xffffffffffffffff, 0xc008240a, &(0x7f0000000a00)=ANY=[@ANYBLOB="01e100000000000000d6000000"]) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000800)={0xffffffffffffffff}) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000480)='./file0/file0\x00', r0}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000000)={r0, &(0x7f0000000c80)="da4b7699214c0fda0d9296bcb126159cc5992ff7874d9dede985e13f4a2bb1278594c5ca50fb5392afdda6b9056ed9f3d8df3f76dc3b35a56ee9357e87c1fe00b79c4747d65280b3f6eed21d461432a25641c1cf2662f8923f376489c58a7724e9299ad0fdadda9721561a98738d09a417a460c8e6b60e52ed25b948bc24601bc89ff5ea6fadda30e3a9c0c338f652cd57e48a550190c55437521150fbadcd67e351c43e75eab553bf22c621e9ce", &(0x7f0000000d40)=""/226}, 0x18) mkdir(&(0x7f00000003c0)='./file1/file0\x00', 0x1) bpf$OBJ_GET_PROG(0x7, &(0x7f00000008c0)={&(0x7f0000000880)='./file1\x00', 0x0, 0x8}, 0xfffffc65) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000340)={r0, &(0x7f0000000200), &(0x7f0000000300)=""/18}, 0x18) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f0000000380)='./file0/file0\x00', 0x0, 0x18}, 0xffffff45) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000440)={&(0x7f0000000400)='./file0/file0\x00', r2}, 0x10) mount(&(0x7f0000000a80)='./file1\x00', &(0x7f0000000ac0)='./file0/file0\x00', &(0x7f0000000b00)='msdos\x00', 0x100000, &(0x7f0000000b40)="fa30608f0c90725e59036de98350533dbbe7792fd0ae69b4c65f5e29e7b2e58831400e5be3dfd2ab3095e957caf97d493ef64311e4b8d42595b3c70a39523a67c8e1bbaf7be36291b0e43503599de4dcebd0b9a39976a1cec274c795e034bfc6af877fcd58fe801280629bcbed7814dddcb67845aa58dbc3bedad5aa669702eab32ac8b7da93fcf7c99a78d71ab693ee94c04d18c410f152a63200a13b84e0500edb9b0be76a6c3aa27c418dcfd9a55435ded3cd7de0cdca4f47faf531f75f2289d2a5903e0b6ceb7ff9987aed031ffc839febce3a0d1e3ffee9c419ac80b3e3a08543c860e8579a0c56f7a2d84cce5bc7ef740c5c") recvmsg$kcm(0xffffffffffffffff, &(0x7f0000004640)={&(0x7f0000003180)=@hci={0x0, 0x0}, 0x80, &(0x7f00000044c0)=[{&(0x7f0000003200)=""/4096, 0x1000}, {&(0x7f0000004200)=""/162, 0xa2}, {&(0x7f00000042c0)=""/124, 0x7c}, {&(0x7f0000004340)=""/178, 0xb2}, {&(0x7f0000004400)=""/161, 0xa1}], 0x5, &(0x7f0000004540)=""/252, 0xfc, 0x100}, 0x40010121) bpf$PROG_LOAD(0x5, &(0x7f0000004680)={0x7, 0x8, &(0x7f0000000840)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x4}, @generic={0x0, 0x66e9, 0xffff, 0x6}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb54}], &(0x7f0000000900)='GPL\x00', 0x400, 0xbd, &(0x7f0000000940)=""/189, 0x41100, 0x1, [], r3}, 0x48) recvmsg(r1, &(0x7f0000002580)={&(0x7f00000023c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, 0x80, &(0x7f0000002500)=[{&(0x7f0000002440)=""/180, 0xb4}], 0x1, &(0x7f0000002540)=""/46, 0x2e, 0x2}, 0x40000100) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0x1) ioctl$sock_kcm_SIOCKCMUNATTACH(r4, 0x89e1, &(0x7f00000025c0)={r1}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000a40)={&(0x7f0000000540)='./file0\x00', 0x0, 0x18}, 0x10) mount(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)='./file0/file0\x00', &(0x7f00000007c0)='configfs\x00', 0x8000, 0x0) mount(&(0x7f0000000040)='./file1\x00', &(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000100)='rpc_pipefs\x00', 0x0, &(0x7f0000000300)) socketpair(0x1, 0x1, 0xfffffffffffffffa, &(0x7f0000000ec0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r5, &(0x7f0000002340)={&(0x7f0000000f00)=@ethernet={0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x80, &(0x7f00000022c0)=[{&(0x7f0000000f80)="d2e492e9c89077f9476e62f92a443b916e62b283899e7763e32c693301a5213e56d5ecff01d1ec43d5f24cb01e431a1635d084b29ed9d1351348beacc87471f0bd8808d3cac6e2d380b54f31bf117268a891c7a7f24259bfd1763bb2265206290c30fc070891fc94e9a3d46a989518e9be8a3b9a5abee6bff07c747aaf23d95e1d778e0380a46ba75d7c53b109c21da0e59ead45a01e921df24d1b646f0fd4ab7f0e42f5bbd1986710998ebb0ceee51846a779d7be8bd17e2e3cbaca6004dbe96f15058a0fb02cddc04e129822d6c05037437a5981effe5344fc2e48eac65b32f7a2453de9", 0xe5}], 0x1, &(0x7f0000001080)=ANY=[@ANYBLOB="c0000000000000002b010000010000007f30a29d921abef1d7daa65a472cce00000009000000006fb737f2bf240200692ab64fbe80a8260d58f322095df213c8cbb20dc89fdd9f66fc4cb4f34448faeee8314610ff36186ae6547207c520e57fa31ee3fe84fd1d5805bed451b3b04aad0ca7b486b2d65b7c56191a120862af65ae99ec4d7237251eae0d91b7ab05858a90aa8700445282cd4e071ffd63aed273748428ef5035c1fbea30c138f89857d86a7e38000027d4a4128507c6c3e05f0b479ac90000000000000000000000"], 0xc0}, 0x20004000) mount(&(0x7f0000000e40)='./file1\x00', &(0x7f0000000e80)='./file0/file0\x00', &(0x7f0000001180)='msdos\x00', 0x41000, &(0x7f00000011c0)="66b9e46dc548e588bc4bb65a5a8a57") socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000c40)) mount(&(0x7f0000000580)='./file1\x00', &(0x7f00000005c0)='./file0/file0\x00', &(0x7f0000000600)='msdos\x00', 0x40000, &(0x7f0000000640)="7e925ef82387ea6886d3c8f6271152a2232eeb0e1a366d29b97ad09908fa54f79fa3d25b4de5371cdd3734d587cb332f27f25ce3f41239ea1b8b705fa2869062badfe2e171b0a5e054c4bad758f06cd463212dd4105fcd741307398a94e84d1ec5a5ee27687fc2fd2e85c88ec27373947dfeb11c209b9e06620e5c8badbe3625b4d2c47d1fbb935722d501c8e16f1eead7de1b1a90239701d698aa3e83c4dd4d2a51cc77876f75de651a70a0173ed671e87bf6d74f20d5a87d842830d3de4ea2924780e2f2a2b56108882a3281a6c769") 2018/04/03 19:22:26 executing program 5: r0 = gettid() r1 = perf_event_open(&(0x7f00000000c0)={0x3, 0x70, 0x4, 0x6241cb77, 0x2bb, 0x80, 0x0, 0x6b, 0x0, 0x4, 0xfffffffff1174aab, 0x80, 0x1, 0x7, 0x3, 0x2, 0x800, 0xfed3, 0x6, 0xff800000000, 0x10000, 0x3, 0x32f, 0x1, 0xffff, 0x20, 0x8000, 0x6, 0x0, 0x4, 0x1, 0x81, 0x200, 0x0, 0x81, 0x5, 0x0, 0x2, 0x0, 0x9c05, 0x4, @perf_config_ext={0x102}, 0x8100, 0x2, 0x4, 0x4, 0x1, 0x3, 0x401}, 0xffffffffffffffff, 0x9, 0xffffffffffffff9c, 0xb) perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x10000, 0x0, 0x7, 0xbd, 0x0, 0x0, 0x24880, 0xe, 0x9, 0xa0, 0x1, 0x3, 0x40, 0x2, 0x5f04, 0x4, 0x20, 0x2, 0x7ff, 0x6, 0x703, 0x29, 0x101, 0x40, 0x6, 0x4, 0x8, 0x3, 0x5, 0x56, 0x2f, 0x4, 0x1, 0x7, 0x4, 0x2, 0x0, 0x2, 0x2, @perf_bp={&(0x7f0000000000), 0x2}, 0x11000, 0x9, 0xfffffffffffff8e0, 0x3, 0x7, 0x8, 0x6}, r0, 0x0, r1, 0x8) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000140)) 2018/04/03 19:22:26 executing program 3: socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000080)) 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:26 executing program 7: r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6(0xa, 0x3, 0x2, &(0x7f0000000040)) close(r0) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) 2018/04/03 19:22:26 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:26 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000680)={0x7, 0x20, 0x400000, 0x7, 0xa, 0xffffffffffffffff, 0x101}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f00000006c0)={0xb, 0x8, 0x2000000000004, 0x8000000001, 0x5, r0}, 0x2bd) bpf$MAP_CREATE(0x2, &(0x7f0000000040)={0x13, 0x0, 0x7ffff9, 0x0, 0x20000003, 0x0}, 0x2c) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000444000)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000d78000)='.', &(0x7f0000fdb000)='ubifs\x00', 0x1003, 0x0) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) mount(&(0x7f0000000000)='.', &(0x7f0000000040)='.', &(0x7f00000001c0)='cpuset\x00', 0x80, &(0x7f0000000240)="4d5d4c57b27987457376224998f096d5c72efc9c9e7ff7b2fd9d") mount(&(0x7f0000000900)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000e7000)) socketpair(0x8, 0x0, 0x2, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) mount(&(0x7f0000000300)='./file0\x00', &(0x7f0000000340)='./file1\x00', &(0x7f00000004c0)='ramfs\x00', 0x1000, &(0x7f0000000600)="50a6ed3a0af9107561406288218d82364d630799ddd2f80d07e6a6d88aea4d7ec900b2c7e4d5949873ba298fb330078c95b7bdee") perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xfffffffffffffffe, r1, 0x0) r2 = perf_event_open(&(0x7f0000014f88)={0x5, 0xfffffffffffffdc4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1, 0x80806, 0x1, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r3, 0xc008240a, &(0x7f0000000200)=ANY=[@ANYBLOB="08000000001f000000f4ff00000000000000204803000000c026b9b82fa67a7551e7ee6dfa8c685b"]) close(r2) r4 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00'}, 0x10) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000640)={r4, 0x50, &(0x7f0000000840)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000008c0)=r6, 0x4) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000180)={0xffffffffffffffff, 0x0, 0x0, 0x2e, &(0x7f0000000440), &(0x7f0000000140)=""/46}, 0x28) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={0xffffffffffffffff, &(0x7f0000000500)="ae30f1bca1b4d3f69f1aac81517d42ad5980bc63b5008616a1f4724b9f8c1e4ecd8de336f57dd727cdaab04f0b40f28612615ad08de414711d841a88db33fd33884b627074213a0c5de3be2bbaec9207d9865c47f240467849979b5ab5632376608fc4be41a274abb2dc07cabe344a18db51048e5b0cbda843905a4258cdee3e649eddf104ba78894dce09747dcfe6a8d6d6d985520eeef448b83a8bcb83074541ba7a20d6094aa206c01a0690e5b3bfa05d475eb382b0199031d22bb26cde9b1ca0055eef9f6c", &(0x7f0000000480)="9bc7741ea5e524cc8c6f748a73153834428729c45bf4ad446d2dddf1978baf431d0ba35b5442b5afe22db8b003650320200a"}, 0x20) socketpair(0x0, 0x80003, 0xffff, &(0x7f0000000380)={0xffffffffffffffff}) recvmsg(r5, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000640), 0x0, &(0x7f0000000700)=""/201, 0xc9, 0x540f88c9}, 0x1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000440)={r7, 0x50, &(0x7f00000003c0)}, 0x10) 2018/04/03 19:22:26 executing program 6 (fault-call:1 fault-nth:11): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:26 executing program 0 (fault-call:2 fault-nth:7): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 300.717105] FAULT_INJECTION: forcing a failure. [ 300.717105] name failslab, interval 1, probability 0, space 0, times 0 [ 300.728369] CPU: 0 PID: 24225 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 300.735645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.744999] Call Trace: [ 300.747589] dump_stack+0x194/0x24d [ 300.751222] ? arch_local_irq_restore+0x53/0x53 [ 300.755890] should_fail+0x8c0/0xa40 [ 300.759589] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 300.764681] ? is_bpf_text_address+0xa4/0x120 [ 300.769160] ? find_held_lock+0x35/0x1d0 [ 300.773212] ? check_same_owner+0x320/0x320 [ 300.777509] ? putname+0xee/0x130 [ 300.780936] ? filename_lookup+0x315/0x500 [ 300.785146] ? user_path_at_empty+0x40/0x50 [ 300.789449] ? rcu_note_context_switch+0x710/0x710 [ 300.794356] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 300.799703] should_failslab+0xec/0x120 [ 300.803657] kmem_cache_alloc+0x47/0x760 [ 300.807696] ? perf_trace_lock+0xd6/0x900 [ 300.811819] ? perf_trace_lock_acquire+0xe3/0x980 [ 300.816639] ? free_obj_work+0x690/0x690 [ 300.820679] alloc_vfsmnt+0xe0/0x9c0 [ 300.824370] ? path_lookupat+0x238/0xba0 [ 300.828410] ? mnt_free_id.isra.21+0x50/0x50 [ 300.832800] ? trace_hardirqs_off+0x10/0x10 [ 300.837101] ? putname+0xee/0x130 [ 300.840535] ? rcu_read_lock_sched_held+0x108/0x120 [ 300.845528] ? find_held_lock+0x35/0x1d0 [ 300.849569] ? __get_fs_type+0x8a/0xc0 [ 300.853433] ? lock_downgrade+0x980/0x980 [ 300.857559] ? module_unload_free+0x5b0/0x5b0 [ 300.862031] ? lock_release+0xa40/0xa40 [ 300.865985] ? mpi_resize+0x200/0x200 [ 300.869768] vfs_kern_mount.part.26+0x84/0x4a0 [ 300.874330] ? may_umount+0xa0/0xa0 [ 300.877937] ? _raw_read_unlock+0x22/0x30 [ 300.882064] ? __get_fs_type+0x8a/0xc0 [ 300.885929] do_mount+0xea4/0x2bb0 [ 300.889451] ? copy_mount_string+0x40/0x40 [ 300.893662] ? rcu_pm_notify+0xc0/0xc0 [ 300.897529] ? copy_mount_options+0x5f/0x2e0 [ 300.901913] ? rcu_read_lock_sched_held+0x108/0x120 [ 300.906904] ? kmem_cache_alloc_trace+0x459/0x740 [ 300.911727] ? copy_mount_options+0x1f7/0x2e0 [ 300.916200] SyS_mount+0xab/0x120 [ 300.919629] ? copy_mnt_ns+0xb30/0xb30 [ 300.923493] do_syscall_64+0x281/0x940 [ 300.927360] ? vmalloc_sync_all+0x30/0x30 [ 300.931489] ? _raw_spin_unlock_irq+0x27/0x70 [ 300.935962] ? finish_task_switch+0x1c1/0x7e0 [ 300.940434] ? syscall_return_slowpath+0x550/0x550 [ 300.945341] ? syscall_return_slowpath+0x2ac/0x550 [ 300.950246] ? prepare_exit_to_usermode+0x350/0x350 [ 300.955238] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 300.960581] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.965403] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 300.970573] RIP: 0033:0x4552d9 [ 300.973737] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 300.981422] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 300.988666] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 300.995912] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 301.003158] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 301.010402] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000007 [ 301.024859] FAULT_INJECTION: forcing a failure. [ 301.024859] name failslab, interval 1, probability 0, space 0, times 0 [ 301.036125] CPU: 0 PID: 24229 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 301.043398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.052747] Call Trace: [ 301.055336] dump_stack+0x194/0x24d [ 301.058967] ? arch_local_irq_restore+0x53/0x53 [ 301.063652] should_fail+0x8c0/0xa40 [ 301.067374] ? is_bpf_text_address+0xa4/0x120 [ 301.071874] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.076977] ? __kernel_text_address+0xd/0x40 [ 301.081482] ? unwind_get_return_address+0x61/0xa0 [ 301.086408] ? find_held_lock+0x35/0x1d0 [ 301.090455] ? __lock_is_held+0xb6/0x140 [ 301.094507] ? check_same_owner+0x320/0x320 [ 301.098812] ? rcu_note_context_switch+0x710/0x710 [ 301.103728] should_failslab+0xec/0x120 [ 301.107683] kmem_cache_alloc_trace+0x4b/0x740 [ 301.112244] ? __kmalloc_node+0x33/0x70 [ 301.116197] ? __kmalloc_node+0x33/0x70 [ 301.120150] ? rcu_read_lock_sched_held+0x108/0x120 [ 301.125148] __memcg_init_list_lru_node+0x169/0x270 [ 301.130145] ? list_lru_add+0x7c0/0x7c0 [ 301.134100] ? __kmalloc_node+0x47/0x70 [ 301.138061] __list_lru_init+0x544/0x750 [ 301.142106] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 301.147972] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 301.152968] ? __lockdep_init_map+0xe4/0x650 [ 301.157360] ? lockdep_init_map+0x9/0x10 [ 301.161407] sget_userns+0x691/0xe40 [ 301.165100] ? kernfs_sop_show_path+0x190/0x190 [ 301.169753] ? kernfs_sop_show_options+0x180/0x180 [ 301.174664] ? destroy_unused_super.part.6+0xd0/0xd0 [ 301.179758] ? check_same_owner+0x320/0x320 [ 301.184061] ? rcu_pm_notify+0xc0/0xc0 [ 301.187937] ? rcu_read_lock_sched_held+0x108/0x120 [ 301.192931] ? kmem_cache_alloc_trace+0x459/0x740 [ 301.197753] ? lock_downgrade+0x980/0x980 [ 301.201890] kernfs_mount_ns+0x13d/0x8b0 [ 301.205941] ? kernfs_super_ns+0x70/0x70 [ 301.209991] sysfs_mount+0xc2/0x1c0 [ 301.213600] ? sysfs_kill_sb+0x40/0x40 [ 301.217474] ? alloc_pages_current+0xbe/0x1e0 [ 301.221954] ? security_sb_copy_data+0x81/0xb0 [ 301.226517] mount_fs+0x66/0x2d0 [ 301.229866] vfs_kern_mount.part.26+0xc6/0x4a0 [ 301.234428] ? may_umount+0xa0/0xa0 [ 301.238039] ? _raw_read_unlock+0x22/0x30 [ 301.242166] ? __get_fs_type+0x8a/0xc0 [ 301.246039] do_mount+0xea4/0x2bb0 [ 301.249564] ? copy_mount_string+0x40/0x40 [ 301.253779] ? rcu_pm_notify+0xc0/0xc0 [ 301.257652] ? copy_mount_options+0x5f/0x2e0 [ 301.262038] ? rcu_read_lock_sched_held+0x108/0x120 [ 301.267038] ? kmem_cache_alloc_trace+0x459/0x740 [ 301.271861] ? kasan_check_write+0x14/0x20 [ 301.276074] ? _copy_from_user+0x99/0x110 [ 301.280203] ? copy_mount_options+0x1f7/0x2e0 [ 301.284680] SyS_mount+0xab/0x120 [ 301.288109] ? copy_mnt_ns+0xb30/0xb30 [ 301.291981] do_syscall_64+0x281/0x940 [ 301.295846] ? vmalloc_sync_all+0x30/0x30 [ 301.299973] ? _raw_spin_unlock_irq+0x27/0x70 [ 301.304447] ? finish_task_switch+0x1c1/0x7e0 [ 301.308922] ? syscall_return_slowpath+0x550/0x550 [ 301.313830] ? syscall_return_slowpath+0x2ac/0x550 [ 301.318742] ? prepare_exit_to_usermode+0x350/0x350 [ 301.324258] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 301.329606] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.334433] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 301.339600] RIP: 0033:0x4552d9 [ 301.342769] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 301.350458] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 301.357706] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 301.364954] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 2018/04/03 19:22:27 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socket$kcm(0x29, 0x7, 0x0) 2018/04/03 19:22:27 executing program 7: r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x8) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) 2018/04/03 19:22:27 executing program 2: 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 = getpid() r2 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r2) 2018/04/03 19:22:27 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x3) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:27 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000140)={0xffffffffffffffff}) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000000)) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000080)) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000180)={&(0x7f0000000100)='./file0\x00'}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000001c0)=r1, 0x4) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00000000c0)) r2 = perf_event_open(&(0x7f0000000240)={0x3, 0x70, 0x10001, 0x80, 0x400, 0x2, 0x0, 0x7fffffff, 0x200a8, 0x2, 0xf3ee, 0x8, 0x9, 0x80, 0x56, 0x1, 0x80000000, 0x8, 0x5, 0x7, 0xffffffffffffffc0, 0xffffffff, 0x0, 0x1, 0x7, 0x208f829f, 0xff, 0x1, 0x7, 0x0, 0x9, 0x4, 0x7f, 0x3, 0x94, 0x6, 0x7, 0x100, 0x0, 0x8, 0x1, @perf_bp={&(0x7f0000000200), 0x1}, 0x8, 0x2, 0x7, 0x0, 0x4, 0x4, 0x8}, 0xffffffffffffffff, 0x5, 0xffffffffffffffff, 0xa) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x400) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000040)) [ 301.372205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 301.379451] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000b 2018/04/03 19:22:27 executing program 4: r0 = perf_event_open(&(0x7f00000000c0)={0x1, 0x70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000040)=0x6, 0x4) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x4, 0x4, 0x4, 0xc}, 0x2c) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000028000)={r1, &(0x7f0000000200), &(0x7f0000000240)="13"}, 0x20) 2018/04/03 19:22:27 executing program 1: mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000080)='./file0/bus\x00', &(0x7f0000000040)="6f6366863200", 0x0, &(0x7f0000000140)="6fdcba1d9fb29ab68fc79382e3b8c4ac9be184163948cf2e4bcc4c0a11bc13b00f83a311b4e4d2ec9e255cbbd6366fe9a0c9154b042c92e91bffbb7397823d3b498845c0963306b50730") socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000000c0)) 2018/04/03 19:22:27 executing program 7: r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x4) close(r1) 2018/04/03 19:22:27 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x3) 2018/04/03 19:22:27 executing program 6 (fault-call:1 fault-nth:12): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 301.605503] FAULT_INJECTION: forcing a failure. [ 301.605503] name failslab, interval 1, probability 0, space 0, times 0 [ 301.616938] CPU: 1 PID: 24272 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 301.624219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.633572] Call Trace: [ 301.636166] dump_stack+0x194/0x24d [ 301.639797] ? arch_local_irq_restore+0x53/0x53 [ 301.644480] should_fail+0x8c0/0xa40 [ 301.648195] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 301.653304] ? kasan_kmalloc+0xad/0xe0 [ 301.657174] ? __kmalloc+0x162/0x760 [ 301.660872] ? __list_lru_init+0xcf/0x750 [ 301.665006] ? find_held_lock+0x35/0x1d0 [ 301.669057] ? __lock_is_held+0xb6/0x140 [ 301.673112] ? check_same_owner+0x320/0x320 [ 301.677423] ? rcu_note_context_switch+0x710/0x710 [ 301.682341] should_failslab+0xec/0x120 [ 301.686298] kmem_cache_alloc_node_trace+0x5a/0x760 [ 301.691296] ? mark_held_locks+0xaf/0x100 [ 301.695427] ? __raw_spin_lock_init+0x1c/0x100 [ 301.699996] __kmalloc_node+0x33/0x70 [ 301.703786] kvmalloc_node+0x99/0xd0 [ 301.707483] __list_lru_init+0x5d5/0x750 [ 301.711529] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 301.717393] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 301.722390] ? __lockdep_init_map+0xe4/0x650 [ 301.726783] ? lockdep_init_map+0x9/0x10 [ 301.730830] sget_userns+0x691/0xe40 [ 301.734529] ? kernfs_sop_show_path+0x190/0x190 [ 301.739183] ? kernfs_sop_show_options+0x180/0x180 [ 301.744110] ? destroy_unused_super.part.6+0xd0/0xd0 [ 301.749202] ? check_same_owner+0x320/0x320 [ 301.753507] ? rcu_pm_notify+0xc0/0xc0 [ 301.757387] ? rcu_read_lock_sched_held+0x108/0x120 [ 301.762417] ? kmem_cache_alloc_trace+0x459/0x740 [ 301.767239] ? lock_downgrade+0x980/0x980 [ 301.771377] kernfs_mount_ns+0x13d/0x8b0 [ 301.775423] ? kernfs_super_ns+0x70/0x70 [ 301.779476] sysfs_mount+0xc2/0x1c0 [ 301.783081] ? sysfs_kill_sb+0x40/0x40 [ 301.786951] ? alloc_pages_current+0xbe/0x1e0 [ 301.791431] ? security_sb_copy_data+0x81/0xb0 [ 301.795995] mount_fs+0x66/0x2d0 [ 301.799352] vfs_kern_mount.part.26+0xc6/0x4a0 [ 301.803915] ? may_umount+0xa0/0xa0 [ 301.807522] ? _raw_read_unlock+0x22/0x30 [ 301.811652] ? __get_fs_type+0x8a/0xc0 [ 301.815524] do_mount+0xea4/0x2bb0 [ 301.819061] ? copy_mount_string+0x40/0x40 [ 301.823277] ? rcu_pm_notify+0xc0/0xc0 [ 301.827151] ? copy_mount_options+0x5f/0x2e0 [ 301.831537] ? rcu_read_lock_sched_held+0x108/0x120 [ 301.836532] ? kmem_cache_alloc_trace+0x459/0x740 [ 301.841355] ? kasan_check_write+0x14/0x20 [ 301.845575] ? copy_mount_options+0x1f7/0x2e0 [ 301.850055] SyS_mount+0xab/0x120 [ 301.853487] ? copy_mnt_ns+0xb30/0xb30 [ 301.857360] do_syscall_64+0x281/0x940 [ 301.861235] ? vmalloc_sync_all+0x30/0x30 [ 301.865361] ? _raw_spin_unlock_irq+0x27/0x70 [ 301.869838] ? finish_task_switch+0x1c1/0x7e0 [ 301.874313] ? syscall_return_slowpath+0x550/0x550 [ 301.879225] ? syscall_return_slowpath+0x2ac/0x550 [ 301.884137] ? prepare_exit_to_usermode+0x350/0x350 [ 301.889136] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 301.894486] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 301.899315] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 301.904483] RIP: 0033:0x4552d9 [ 301.907652] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 301.915342] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 301.922594] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 301.929844] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 301.937093] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 301.944341] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000c 2018/04/03 19:22:27 executing program 0 (fault-call:2 fault-nth:8): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:27 executing program 2: socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r2, &(0x7f0000000cc0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000007c0)="ca4573abcf2079e0824362e17b8e4c08d48d13f3cd3d95e78c2b1c48bca7576db4209e", 0x23}], 0x1, &(0x7f0000000980)}, 0x20000000) recvmsg(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000006980)=ANY=[@ANYRES32=0x0], 0x1, &(0x7f0000006d00)=[{&(0x7f0000006c40)=""/181, 0xb5}], 0x1, &(0x7f0000006d40)=""/65, 0x41}, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000001900)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000400)='v', 0x1}], 0x1, &(0x7f0000000440)=ANY=[]}, 0x0) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000780)={0xffffffffffffffff, &(0x7f0000000480)="9b7815cd421eecc37df9250ab7496936ab4c75599ff96ba02ed5166be56df09fec2eef35318bf9b1311a", &(0x7f00000006c0)=""/139}, 0x18) bpf$PROG_LOAD(0x5, &(0x7f0000001940)={0x7, 0x4, &(0x7f00000003c0)=@raw=[@jmp={0x5, 0x401, 0x4, 0x2, 0x8}, @exit={0x95}], &(0x7f0000000440)="e7ec95457b80a7ce93cd589466f84973fb76577e697126e971ad565c00", 0x40, 0x42, &(0x7f0000001880)=""/66, 0x41000, 0x1}, 0x48) socketpair$inet(0x2, 0x6, 0x1, &(0x7f0000000d00)) mkdir(&(0x7f0000000ac0)='./file1\x00', 0x40) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000240)='afs\x00', 0x2005800, &(0x7f0000000100)) mkdir(&(0x7f0000000000)='./file0/file0\x00', 0x0) mkdir(&(0x7f0000000640)='./file1\x00', 0x1) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x0, &(0x7f0000444000)) mount(&(0x7f0000000300)='./file0/file0\x00', &(0x7f00000002c0)='./file0/file0\x00', &(0x7f0000000280)='hfs\x00', 0x1001, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000003c80)={0xe, 0x9, &(0x7f0000000b80)=ANY=[@ANYBLOB="180000000704010000000000060100000109000003bf4550d5cd0000000000000000000000fb8000000800000000000034f2d9fd7b9528d97a0a73066000000000000000009500000000000000"], &(0x7f0000000980)='GPL\x00', 0x5, 0x84, &(0x7f00000009c0)=""/132, 0x41f00}, 0x48) mkdir(&(0x7f0000000a80)='./file0\x00', 0x1) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x6, 0x2, &(0x7f0000000100)=@raw=[@generic], &(0x7f0000000180)='GPL\x00', 0x0, 0x67, &(0x7f00000001c0)=""/103, 0x0, 0x0, [], r4}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x7, 0x12, &(0x7f00000004c0)=@raw=[@exit={0x95}, @jmp={0x5, 0x7f, 0x9, 0x7, 0x0, 0x30, 0x570c72d2c4205df9}, @generic={0x401, 0xffffffffffffffc1, 0x8, 0x1}, @call={0x85, 0x0, 0x0, 0x38}, @ldst={0x1, 0x2, 0x34194f12a387f72c, 0x2, 0x0, 0xfffffffc, 0xfffffffffffffffc}, @call={0x85, 0x0, 0x0, 0x18}, @initr0={0x18, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0xfffffffffffffff9}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10001}, @call={0x85, 0x0, 0x0, 0x33}], &(0x7f0000000380)='syzkaller\x00', 0x7fff, 0xd, &(0x7f0000000580)=""/13, 0x40f00, 0x1}, 0x48) recvmsg(r3, &(0x7f0000001240)={&(0x7f0000000e40)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x80, &(0x7f0000001180)=[{&(0x7f0000000c80)=""/21, 0x15}, {&(0x7f0000000ec0)=""/105, 0x69}, {&(0x7f0000000f40)=""/154, 0x9a}, {&(0x7f0000001000)=""/5, 0x5}, {&(0x7f0000001040)=""/15, 0xf}, {&(0x7f0000001080)=""/204, 0xcc}], 0x6, &(0x7f0000001200)=""/43, 0x2b, 0x6}, 0x3) bpf$PROG_LOAD(0x5, &(0x7f0000001280)={0xf, 0xb, &(0x7f0000000800)=@framed={{0x18, 0x0, 0x0, 0x0, 0x12, 0x0, 0x0, 0x0, 0xffffffffffffff00}, [@ldst={0x3, 0x0, 0x6, 0xf, 0x7, 0xfffffff8, 0xfffffffffffffff0}, @exit={0x95}, @jmp={0x5, 0x8, 0x7, 0xf, 0x1, 0xfffffffe, 0x10}, @initr0={0x18, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x3}], {0x95}}, &(0x7f0000000680)='syzkaller\x00', 0x304f, 0x41, &(0x7f0000000880)=""/65, 0x41100, 0x1, [], r5}, 0x48) close(r1) socket$kcm(0x29, 0x10000000005, 0x0) sendmsg(r1, &(0x7f0000000140)={&(0x7f0000000040)=@un=@abs, 0x8, &(0x7f0000000100), 0x0, &(0x7f0000000740)}, 0x40081) r6 = getpid() perf_event_open(&(0x7f0000000b00)={0x7, 0x70, 0x1, 0x80, 0x2, 0x100000000, 0x0, 0x0, 0x40000, 0x2, 0x8, 0x3, 0x3, 0x6, 0x7, 0x5, 0x6718, 0x8, 0xfbe, 0x9, 0x8, 0xff, 0x3, 0x80000001, 0x0, 0x1, 0x7f, 0x7ff, 0x283, 0x9, 0x6, 0xd, 0x9, 0xfffffffffffffff8, 0x10000, 0x40, 0xffffffff, 0x5, 0x0, 0x8, 0x6, @perf_config_ext={0x2f9ef6b6, 0xfffffffffffffff9}, 0x80, 0x3, 0x2, 0x1, 0x1, 0x40, 0x4}, r6, 0x3, r0, 0x8) sendmsg$kcm(r1, &(0x7f0000948000)={0x0, 0x0, &(0x7f00005dc000)=[{&(0x7f0000d43000), 0xffffff1b}], 0x1, &(0x7f0000d43000)}, 0x0) 2018/04/03 19:22:27 executing program 7: r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x0, 0x0, 0x0, 0x0, 0x4000000, 0x0, 0x0, 0x0, 0x200000000000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x1000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000014f88)={0x1, 0x78, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) close(r0) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000240)={r0, &(0x7f0000000180)="8f7bcf30721ff15ac44d4f3898ffd39150b77099a92ef10f0ea5c00456d572fba3e2be8d8916527a1e8684f6f9a30f12884f8cc4cef7463c535dbfea94181b868c140116e9", &(0x7f0000000200)=""/11}, 0x18) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000140)={r1, 0x28, &(0x7f0000000100)}, 0x10) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)) 2018/04/03 19:22:27 executing program 1: socketpair(0xd, 0xa, 0x80000000, &(0x7f0000000000)) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:27 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) 2018/04/03 19:22:27 executing program 6 (fault-call:1 fault-nth:13): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:27 executing program 4: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={0xffffffff, 0xb, 0x8}, 0xc) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000002c0)={r0, &(0x7f00000001c0)="a20533d4594a98aab3e454b50c5a3a0d27023b37daa572d04c90204919fab538d6ced2d1", &(0x7f0000000200)=""/151}, 0x18) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xa, 0xdfa, 0x1, 0x8, 0x5, r0, 0x2}, 0x2c) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000340)={&(0x7f0000000300)='./file0\x00', 0x0, 0x18}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0xb, 0x3, &(0x7f0000000400)=ANY=[@ANYBLOB="850000000c000000b50004e32b52000095000000000000000699d2dd251a688d11ded9a8546d57bff02866cdb92f3e0a7c80c6e629a908bfc4ecf1c18e396e81468d9b3b7da17c03ebd32903b4dec52dde70b69ad19f796874325288a872e652b27640b2e2a69491b132a54daeb20eade88133fb4e07000000c48fd0b8284750cc075604e64d0e0151b130d2fc00"], &(0x7f00000000c0)='GPL\x00', 0xa3f, 0x99, &(0x7f0000000000)=""/153}, 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000003c0)={r1, 0x28, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f00000004c0)={&(0x7f0000000380)='./file0\x00', 0x0, 0x18}, 0x10) 2018/04/03 19:22:27 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000080)) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, 0x0, 0xffffffffffffffff, r0, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) [ 302.013926] FAULT_INJECTION: forcing a failure. [ 302.013926] name failslab, interval 1, probability 0, space 0, times 0 [ 302.025234] CPU: 1 PID: 24285 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 302.032566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.041912] Call Trace: [ 302.044501] dump_stack+0x194/0x24d [ 302.048127] ? arch_local_irq_restore+0x53/0x53 [ 302.052798] ? __unwind_start+0x169/0x330 [ 302.056935] ? __kernel_text_address+0xd/0x40 [ 302.061445] should_fail+0x8c0/0xa40 [ 302.065149] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.070242] ? save_stack+0xa3/0xd0 [ 302.073856] ? save_stack+0x43/0xd0 [ 302.077462] ? kasan_kmalloc+0xad/0xe0 [ 302.081327] ? kasan_slab_alloc+0x12/0x20 [ 302.085454] ? kmem_cache_alloc+0x12e/0x760 [ 302.089757] ? alloc_vfsmnt+0xe0/0x9c0 [ 302.093624] ? vfs_kern_mount.part.26+0x84/0x4a0 [ 302.098357] ? do_mount+0xea4/0x2bb0 [ 302.102055] ? find_held_lock+0x35/0x1d0 [ 302.106113] ? check_same_owner+0x320/0x320 [ 302.110419] ? rcu_note_context_switch+0x710/0x710 [ 302.115335] should_failslab+0xec/0x120 [ 302.119290] __kmalloc_track_caller+0x5f/0x760 [ 302.123857] ? do_raw_spin_trylock+0x190/0x190 [ 302.128420] ? kstrdup_const+0x39/0x50 [ 302.132291] kstrdup+0x39/0x70 [ 302.135467] kstrdup_const+0x39/0x50 [ 302.139161] alloc_vfsmnt+0x1a5/0x9c0 [ 302.142941] ? path_lookupat+0x238/0xba0 [ 302.146984] ? mnt_free_id.isra.21+0x50/0x50 [ 302.151381] ? trace_hardirqs_off+0x10/0x10 [ 302.155685] ? putname+0xee/0x130 [ 302.159122] ? putname+0xee/0x130 [ 302.162555] ? rcu_read_lock_sched_held+0x108/0x120 [ 302.167553] ? find_held_lock+0x35/0x1d0 [ 302.171599] ? __get_fs_type+0x8a/0xc0 [ 302.175468] ? lock_downgrade+0x980/0x980 [ 302.179595] ? module_unload_free+0x5b0/0x5b0 [ 302.184068] ? lock_release+0xa40/0xa40 [ 302.188032] ? mpi_resize+0x200/0x200 [ 302.191816] vfs_kern_mount.part.26+0x84/0x4a0 [ 302.196379] ? may_umount+0xa0/0xa0 [ 302.199986] ? _raw_read_unlock+0x22/0x30 [ 302.204113] ? __get_fs_type+0x8a/0xc0 [ 302.207984] do_mount+0xea4/0x2bb0 [ 302.211510] ? copy_mount_string+0x40/0x40 [ 302.215726] ? rcu_pm_notify+0xc0/0xc0 [ 302.219602] ? copy_mount_options+0x5f/0x2e0 [ 302.223989] ? rcu_read_lock_sched_held+0x108/0x120 [ 302.228989] ? kmem_cache_alloc_trace+0x459/0x740 [ 302.233814] ? kasan_check_write+0x14/0x20 [ 302.238036] ? _copy_from_user+0x99/0x110 [ 302.242168] ? copy_mount_options+0x1f7/0x2e0 [ 302.246646] SyS_mount+0xab/0x120 [ 302.250075] ? copy_mnt_ns+0xb30/0xb30 [ 302.253962] do_syscall_64+0x281/0x940 [ 302.257827] ? vmalloc_sync_all+0x30/0x30 [ 302.261953] ? _raw_spin_unlock_irq+0x27/0x70 [ 302.266861] ? finish_task_switch+0x1c1/0x7e0 [ 302.271339] ? syscall_return_slowpath+0x550/0x550 [ 302.276247] ? syscall_return_slowpath+0x2ac/0x550 [ 302.281157] ? prepare_exit_to_usermode+0x350/0x350 [ 302.286154] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 302.291502] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.296331] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 302.301498] RIP: 0033:0x4552d9 [ 302.304667] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 302.312356] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 302.319602] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 302.326850] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 302.334099] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 302.341348] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000008 [ 302.353319] FAULT_INJECTION: forcing a failure. [ 302.353319] name failslab, interval 1, probability 0, space 0, times 0 [ 302.364624] CPU: 0 PID: 24297 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 302.371893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.381239] Call Trace: [ 302.383833] dump_stack+0x194/0x24d [ 302.387463] ? arch_local_irq_restore+0x53/0x53 [ 302.392128] ? __save_stack_trace+0x7e/0xd0 [ 302.396459] should_fail+0x8c0/0xa40 [ 302.400174] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 302.405284] ? kasan_kmalloc+0xad/0xe0 [ 302.409172] ? kmem_cache_alloc_trace+0x136/0x740 [ 302.414020] ? __memcg_init_list_lru_node+0x169/0x270 [ 302.419207] ? __list_lru_init+0x544/0x750 [ 302.423426] ? sget_userns+0x691/0xe40 [ 302.427295] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 302.432593] ? do_mount+0xea4/0x2bb0 [ 302.436285] ? SyS_mount+0xab/0x120 [ 302.439893] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 302.445234] ? find_held_lock+0x35/0x1d0 [ 302.449279] ? __lock_is_held+0xb6/0x140 [ 302.453321] ? check_same_owner+0x320/0x320 [ 302.457618] ? rcu_note_context_switch+0x710/0x710 [ 302.462529] should_failslab+0xec/0x120 [ 302.466485] kmem_cache_alloc_trace+0x4b/0x740 [ 302.471044] ? __kmalloc_node+0x33/0x70 [ 302.474994] ? __kmalloc_node+0x33/0x70 [ 302.478948] ? rcu_read_lock_sched_held+0x108/0x120 [ 302.483941] __memcg_init_list_lru_node+0x169/0x270 [ 302.488934] ? list_lru_add+0x7c0/0x7c0 [ 302.492882] ? __kmalloc_node+0x47/0x70 [ 302.496835] __list_lru_init+0x544/0x750 [ 302.500876] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 302.506738] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 302.511733] ? __lockdep_init_map+0xe4/0x650 [ 302.516119] ? lockdep_init_map+0x9/0x10 [ 302.520159] sget_userns+0x691/0xe40 [ 302.523847] ? kernfs_sop_show_path+0x190/0x190 [ 302.528495] ? kernfs_sop_show_options+0x180/0x180 [ 302.533403] ? destroy_unused_super.part.6+0xd0/0xd0 [ 302.538485] ? check_same_owner+0x320/0x320 [ 302.542785] ? rcu_pm_notify+0xc0/0xc0 [ 302.546653] ? rcu_read_lock_sched_held+0x108/0x120 [ 302.551644] ? kmem_cache_alloc_trace+0x459/0x740 [ 302.556463] ? lock_downgrade+0x980/0x980 [ 302.560590] kernfs_mount_ns+0x13d/0x8b0 [ 302.564627] ? kernfs_super_ns+0x70/0x70 [ 302.568669] sysfs_mount+0xc2/0x1c0 [ 302.572272] ? sysfs_kill_sb+0x40/0x40 [ 302.576136] ? alloc_pages_current+0xbe/0x1e0 [ 302.580607] ? security_sb_copy_data+0x81/0xb0 [ 302.585164] mount_fs+0x66/0x2d0 [ 302.588507] vfs_kern_mount.part.26+0xc6/0x4a0 [ 302.593062] ? may_umount+0xa0/0xa0 [ 302.596665] ? _raw_read_unlock+0x22/0x30 [ 302.600788] ? __get_fs_type+0x8a/0xc0 [ 302.604653] do_mount+0xea4/0x2bb0 [ 302.608172] ? copy_mount_string+0x40/0x40 [ 302.612382] ? rcu_pm_notify+0xc0/0xc0 [ 302.616251] ? copy_mount_options+0x5f/0x2e0 [ 302.620635] ? rcu_read_lock_sched_held+0x108/0x120 [ 302.625625] ? kmem_cache_alloc_trace+0x459/0x740 [ 302.630448] ? copy_mount_options+0x1f7/0x2e0 [ 302.634919] SyS_mount+0xab/0x120 [ 302.638347] ? copy_mnt_ns+0xb30/0xb30 [ 302.642210] do_syscall_64+0x281/0x940 [ 302.646074] ? vmalloc_sync_all+0x30/0x30 [ 302.650196] ? _raw_spin_unlock_irq+0x27/0x70 [ 302.654670] ? finish_task_switch+0x1c1/0x7e0 [ 302.659142] ? syscall_return_slowpath+0x550/0x550 [ 302.664046] ? syscall_return_slowpath+0x2ac/0x550 [ 302.668951] ? prepare_exit_to_usermode+0x350/0x350 [ 302.673947] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 302.679288] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.684108] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 302.689273] RIP: 0033:0x4552d9 [ 302.692439] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 302.700123] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 302.707371] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 2018/04/03 19:22:28 executing program 7: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000080)) r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) 2018/04/03 19:22:28 executing program 5: r0 = perf_event_open(&(0x7f0000000500)={0x2, 0x70, 0x3a, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x5, 0x3, &(0x7f00000001c0)=@framed={{0x18}, [], {0x95}}, &(0x7f0000000200)='GPL\x00', 0x7ff, 0x1000, &(0x7f0000000580)=""/4096}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x6, 0x1, 0x1}, 0x2c) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) 2018/04/03 19:22:28 executing program 4: bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={0xffffffffffffffff, 0x0, 0x19, 0x19, &(0x7f0000000100)="36efa5861d4261daa01c6e345916d2b3f42683fa40c5885ccf", &(0x7f0000000280)=""/25}, 0x28) getpid() r0 = bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x4, 0x9, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x80}, [@jmp={0x5, 0x3, 0xd, 0x9, 0x3, 0x155, 0xfffffffffffffff0}, @ldst={0x1, 0x3, 0x3, 0xf, 0x8, 0x10, 0x8}, @jmp={0x5, 0xdd, 0x0, 0x5, 0xf, 0xfffffff4}], {0x95}}, &(0x7f0000000080)='GPL\x00', 0x3, 0x8d, &(0x7f0000000180)=""/141, 0x41000, 0x1}, 0x48) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000000c0)={0x0, r0, 0x4, 0x1}, 0x14) bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0xb, 0x5, &(0x7f0000000100)=ANY=[@ANYBLOB="ff000010000000000000000000000000850000001a09000000000000000000009500000000000000"], &(0x7f0000000140)='syzkaller\x00', 0x2, 0x89, &(0x7f0000000280)=""/137}, 0x48) [ 302.714615] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 302.721860] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 302.729107] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000d 2018/04/03 19:22:28 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x18}, 0x10) r1 = socket$kcm(0x29, 0x7, 0x0) recvmsg(r1, &(0x7f0000000780)={&(0x7f0000000280)=@ax25, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000300)=""/68, 0x44}, {&(0x7f0000000380)=""/88, 0x58}, {&(0x7f0000000200)=""/51, 0x33}, {&(0x7f0000000400)=""/137, 0x89}, {&(0x7f00000004c0)=""/26, 0x1a}, {&(0x7f0000000500)=""/250, 0xfa}, {&(0x7f0000000600)=""/166, 0xa6}], 0x7, &(0x7f0000000740)=""/26, 0x1a, 0x1}, 0x10020) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000001c0)={&(0x7f0000000040)='./file0\x00', r0}, 0x10) socketpair(0x0, 0x2, 0x5, &(0x7f00000007c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f0000000800)={0x4, 0x0, [0x0, 0x0, 0x0, 0x0]}) socketpair(0xf, 0x0, 0x9, &(0x7f0000000000)) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:28 executing program 6 (fault-call:1 fault-nth:14): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:28 executing program 7: getpid() perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x19, 0x800, 0x1, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x5, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x3f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000000, 0xfffffffffffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x5) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x10000) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0xffffffffffffffe1) close(r1) 2018/04/03 19:22:28 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={0xffffffff, 0x100000001, 0x10}, 0xc) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000180)={r0, &(0x7f0000000140)="60d5f9a90cc5a8816d963fac17"}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={0xffffffffffffff9c, 0x1c9, &(0x7f00000001c0)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000000c0)={r1, 0x100000001, 0x8}, 0xc) 2018/04/03 19:22:28 executing program 0 (fault-call:2 fault-nth:9): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:28 executing program 4: socketpair(0x10, 0x6, 0x704b078d, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x1) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100), 0xc) mkdir(&(0x7f00000000c0)='./file0\x00', 0x200) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000240)=0x5) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)={0xb, 0x7e, 0x3, 0x1, 0x11}, 0x2c) mount(&(0x7f0000000740)='./file0/file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000140)={&(0x7f0000000080)='./file0/file0\x00', r2}, 0x10) mount(&(0x7f0000000180)='./file0\x00', &(0x7f0000000280)='./file0/file0\x00', &(0x7f0000000200)='ramfs\x00', 0x0, &(0x7f0000000500)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000440)={0xffffffffffffffff, 0x0, 0x0, 0x86, &(0x7f0000000300), &(0x7f0000000380)=""/134}, 0x28) 2018/04/03 19:22:28 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpid() perf_event_open(&(0x7f0000000040)={0x7, 0x70, 0x6, 0x1ff, 0x8, 0x6, 0x0, 0x3, 0x20, 0x6, 0x1, 0xf551, 0x2, 0x3, 0x10000, 0x8, 0x80000000, 0x1, 0x4, 0x0, 0x0, 0x4, 0x4, 0xe685, 0x800, 0x1f, 0xfffffffffffffe00, 0x6, 0x4, 0x1000, 0x0, 0x9, 0xfffffffffffffffc, 0xfffffffffffffffd, 0x8, 0xd0fa, 0x7, 0x20, 0x0, 0x0, 0x2, @perf_config_ext={0x8, 0x46}, 0x30901, 0x2, 0x5, 0x7, 0x3, 0x8, 0x2}, r1, 0x2, r0, 0x1) ioctl$PERF_EVENT_IOC_ID(0xffffffffffffffff, 0x80082407, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x7) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000000c0)) 2018/04/03 19:22:28 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0xc, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="85000000220000000700000022b88d409500000000000000"], &(0x7f00000001c0)="73797a6b616c6c65720001be826e8f833152f795b4d9f4bc3ea582523aed371b084fccfc3d2ef2cbe65d30642ca8dcd0f8479be52e66937908f1d8112489e8099d9d4edb806d81189c0fbb6818d028546c35d3363d54db0db780f54977ae6359d617c1d233d8e18abfc75f9a76cd8e1f77583bc02f07a33de6f304e95db82fd4da55ebd25162df6f88e7d1bb0654ffb31e008967", 0x1, 0x99, &(0x7f000000d000)=""/153}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000900)={r0, 0x0, 0x22, 0x1000, &(0x7f0000000000)="288b66817fffffff677525060800893cb07d54c70000002900000000000585291b03", &(0x7f00000019c0)=""/4096, 0x4d47}, 0x28) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r0, 0x50, &(0x7f0000000100)}, 0x10) 2018/04/03 19:22:28 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = perf_event_open(&(0x7f0000000000)={0x3, 0x70, 0x5, 0x1004000000000, 0x7fff, 0x6, 0x0, 0x2, 0x1001, 0x0, 0x4, 0x24, 0x3, 0x2, 0x9, 0x3, 0x7, 0x5, 0xfffffffffffffffe, 0x50d, 0xfffffffffffffffb, 0x6, 0x6, 0x8001, 0x1, 0x2, 0x10001, 0x2, 0x3, 0x5, 0x2, 0x92c, 0x101, 0x2, 0x58b52835, 0x9, 0x1f, 0x7d2a9e6a, 0x0, 0x80000001, 0x4, @perf_config_ext={0xffffffff, 0x8001}, 0x410, 0x8, 0x200, 0x5, 0x8, 0x3c73, 0xfffffffffffffff9}, 0xffffffffffffffff, 0x2, 0xffffffffffffff9c, 0xb) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000080)=ANY=[@ANYBLOB="03000000160000000000000000795900"]) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) r1 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xf, 0x0, 0x3, 0x9, 0x3, 0xffffffffffffff9c, 0x7}, 0x2c) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000002c0)={&(0x7f0000000280)='./file0/bus\x00'}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000300)=r2, 0x4) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000200)={&(0x7f00000000c0)='./file0\x00', r1}, 0x10) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000340)={0x2, 0x0, [0x0, 0x0]}) [ 302.954665] FAULT_INJECTION: forcing a failure. [ 302.954665] name failslab, interval 1, probability 0, space 0, times 0 [ 302.965944] CPU: 1 PID: 24335 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 302.973218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.982567] Call Trace: [ 302.985155] dump_stack+0x194/0x24d [ 302.988785] ? arch_local_irq_restore+0x53/0x53 [ 302.993454] ? __save_stack_trace+0x7e/0xd0 [ 302.997782] should_fail+0x8c0/0xa40 [ 303.001500] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.006603] ? kasan_kmalloc+0xad/0xe0 [ 303.010487] ? kmem_cache_alloc_trace+0x136/0x740 [ 303.015324] ? __memcg_init_list_lru_node+0x169/0x270 [ 303.020513] ? __list_lru_init+0x544/0x750 [ 303.021815] FAULT_INJECTION: forcing a failure. [ 303.021815] name failslab, interval 1, probability 0, space 0, times 0 [ 303.024739] ? sget_userns+0x691/0xe40 [ 303.024754] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 303.024762] ? do_mount+0xea4/0x2bb0 [ 303.024770] ? SyS_mount+0xab/0x120 [ 303.024782] ? do_syscall_64+0x281/0x940 [ 303.024792] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 303.024806] ? find_held_lock+0x35/0x1d0 [ 303.024820] ? __lock_is_held+0xb6/0x140 [ 303.024835] ? check_same_owner+0x320/0x320 [ 303.024847] ? rcu_note_context_switch+0x710/0x710 [ 303.024863] should_failslab+0xec/0x120 [ 303.024875] kmem_cache_alloc_trace+0x4b/0x740 [ 303.087240] ? __kmalloc_node+0x33/0x70 [ 303.091198] ? __kmalloc_node+0x33/0x70 [ 303.095154] ? rcu_read_lock_sched_held+0x108/0x120 [ 303.100162] __memcg_init_list_lru_node+0x169/0x270 [ 303.105163] ? list_lru_add+0x7c0/0x7c0 [ 303.109122] ? __kmalloc_node+0x47/0x70 [ 303.113086] __list_lru_init+0x544/0x750 [ 303.117136] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 303.123009] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 303.128011] ? __lockdep_init_map+0xe4/0x650 [ 303.132407] ? lockdep_init_map+0x9/0x10 [ 303.136455] sget_userns+0x691/0xe40 [ 303.140152] ? kernfs_sop_show_path+0x190/0x190 [ 303.144809] ? kernfs_sop_show_options+0x180/0x180 [ 303.149726] ? destroy_unused_super.part.6+0xd0/0xd0 [ 303.154818] ? check_same_owner+0x320/0x320 [ 303.159122] ? rcu_pm_notify+0xc0/0xc0 [ 303.162998] ? rcu_read_lock_sched_held+0x108/0x120 [ 303.167997] ? kmem_cache_alloc_trace+0x459/0x740 [ 303.172821] ? lock_downgrade+0x980/0x980 [ 303.176960] kernfs_mount_ns+0x13d/0x8b0 [ 303.181010] ? kernfs_super_ns+0x70/0x70 [ 303.185062] sysfs_mount+0xc2/0x1c0 [ 303.188673] ? sysfs_kill_sb+0x40/0x40 [ 303.192544] ? alloc_pages_current+0xbe/0x1e0 [ 303.197027] ? security_sb_copy_data+0x81/0xb0 [ 303.201596] mount_fs+0x66/0x2d0 [ 303.204947] vfs_kern_mount.part.26+0xc6/0x4a0 [ 303.209512] ? may_umount+0xa0/0xa0 [ 303.213124] ? _raw_read_unlock+0x22/0x30 [ 303.217258] ? __get_fs_type+0x8a/0xc0 [ 303.221132] do_mount+0xea4/0x2bb0 [ 303.224659] ? copy_mount_string+0x40/0x40 [ 303.228879] ? rcu_pm_notify+0xc0/0xc0 [ 303.232755] ? copy_mount_options+0x5f/0x2e0 [ 303.237150] ? rcu_read_lock_sched_held+0x108/0x120 [ 303.242148] ? kmem_cache_alloc_trace+0x459/0x740 [ 303.246980] ? copy_mount_options+0x1f7/0x2e0 [ 303.251463] SyS_mount+0xab/0x120 [ 303.254897] ? copy_mnt_ns+0xb30/0xb30 [ 303.258770] do_syscall_64+0x281/0x940 [ 303.262638] ? vmalloc_sync_all+0x30/0x30 [ 303.266770] ? _raw_spin_unlock_irq+0x27/0x70 [ 303.271249] ? finish_task_switch+0x1c1/0x7e0 [ 303.275727] ? syscall_return_slowpath+0x550/0x550 [ 303.280641] ? syscall_return_slowpath+0x2ac/0x550 [ 303.285554] ? prepare_exit_to_usermode+0x350/0x350 [ 303.290555] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 303.295906] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.300736] entry_SYSCALL_64_after_hwframe+0x42/0xb7 2018/04/03 19:22:28 executing program 1: socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0/bus\x00', 0x0, 0x8}, 0x10) socketpair(0x10, 0xe, 0x5, &(0x7f00000000c0)={0xffffffffffffffff}) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001140)={&(0x7f0000000c80)=@can={0x0, 0x0}, 0x80, &(0x7f00000010c0)=[{&(0x7f0000000d00)=""/133, 0x85}, {&(0x7f0000000dc0)=""/97, 0x61}, {&(0x7f0000000e40)=""/115, 0x73}, {&(0x7f0000000ec0)=""/123, 0x7b}, {&(0x7f0000000f40)=""/89, 0x59}, {&(0x7f0000000fc0)=""/252, 0xfc}], 0x6, 0x0, 0x0, 0x400}, 0x40010000) sendmsg$kcm(r1, &(0x7f0000002900)={&(0x7f0000001180)=@ll={0x11, 0x1f, r2, 0x1, 0x6709, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x13}}, 0x80, &(0x7f0000002540)=[{&(0x7f0000001200)="df6e8226c7ddb5d65e3b87ace75103d5cdb57c37631542d79bd3a373e320e4cb5f71eda4", 0x24}, {&(0x7f0000001240)="700d3112f75d0323a46c111b06372b99e32fac3514bb5eae82316209559f4e3b7f2211dc12d82f0735ae35ba37dfc7744b12e5f5dcbf0da1881b469c633a01e86a4ef4c276dcb37ba199b151c214900487aeafb9aee8dd58083cb29298e544580ecd749a58f4a89e9827c18d0ba396abfd9587b793f588f00eb1814269692b94c2201fd81c40642efcded17d2f342e7a8e621cb7a545122111f4afbdc2befb7dbe5e4b31252e12b9a63db894683109b6b60a4d8cb24273d89232b153560e6bf1f74392be0fbaf6bfb57e8c04c40218d61dcaffc43aec5449e072a09075211603f7e57339fe7f01c73593adc87d415cf6c264b900c48e87c57ee02b02b167382a72e3144c991ded0470a5c05ca1747f558a33474256e417c11039078dcfdbee679fe0f68e7f8cf98b5016775c588ed54fd6c2af252d69f415c69ebd8326e6b6608e42745177f5abe2809de76ff9fb210f0029a6345acff4223a0ecae0192328c1ba58f95beb62eed0f52035cc4e7f76b3356ac102fd97e8c66430a7a7171c440463112590b30a2a5d3e328183cf66773ffae1be89abc9ac884f458e63a720536b2e7d1aff62abf34d53075c4b42069eb9ee13de3f9fa15fd5ed813b7980e1a4e70c3ad0844ae48bcc6949383f09057c13ddadbd3c210228e0e51315a182d40cb0dabc823ec6cc5e7ad34d6216e135113a5053a9d208ed93745c9b221240fd316498ac1d771b26f4ef8e04808ced2534b41dcb1410226d3b3b042db00494667c0c2d7e4f0c77fd2c0409b9a048a4bc2c079193d6bcdbeb3a53af2f84fa83206c8b2534fd37d214baf7ea945339bb89fcf837291518c55b158fade00fd5148395911c313b9d915ef2988f4b2ad01745bc0bf1668d0d174a107002582a8a6b9cbbf6d64746d4db2d9f1e749aebdf87de918f1648070250c1acb27885cfe5bed04ee18defa334665e444e21009651783825da1add37c8e74004fb89069af430875ead8763ad3733483ff7fcae0e461d178da17d93f16379d3d5997eea8ca1a935993f33fc86da7d853125bfb69044d6b04f9a12f6732783d9ed6f6f830b25d5dcb3d0999b85ce001ba739b1142f8a4449b4e86fe538cfb98efe86223f57d79a59162bf7af8a23ca192df0b991317407ac3c9ad72d4389f8cb470d76a9491669bac024ec05ccd43bddb26fe75cf8023bdf162fefdf34c1c559da39d8169605a0f4b36edc4b75af35b25f85356e3db04993d91fc464749282a82003d196d8faac06ad5cebe7f50d9a11d5608779b4821941ec91b8856d733dcf4265bc311e11c53d3e1fd18b997ef7fca32c5060f4c8e1dfe04e0b3323fe045a817e5dece0b074a0f9df321339232ad511f91bbfd2e874a63a94174966abcf1c0ea427a4562563611bf0b3a224a56ea33014cc006e5b0721749420f28631a3290e806a4e193865291c7d182cf5d6d376264177cbce4d2c7496a1e477da256f60f094baec8eb06ce931c0223f6983b4455b68d05a7f61dc176df4d8b5ecab26f3f91203ce32b349145c17565a6b0a5656451a5ad9c02a4c7bf5107895d7d5c2cf510f0b096f38006c44aedb0c5650e7b949683e59a2842ad4a9d03af05c981c70ee64b3e673d116c6a0079e1470eb90aead29bd72de7db6d80d3fefc2a3d1f9d56484900c7437a286cc11c5b5bc3f88f8c72dfa106bda9ac1367648e7a35eda0d8c510d5f35084c7671fd8047d1b55df6f311ca87bdf8f631acea46c021506d3a461352464a3e852f9d11dc5d1d41d96e3a823f1383de04f4f13238baa474661a56a9999be52c2c56020184c327ed90e8782f80019f91708b03365b4ff5dd17d772b04711c0fed48b211d0492ae0e6daf57ed43c933abc7f98aae5414a2e3578aded9525dfb28967556a0f05e9069315718b8c89413086498af6f0dca81efe343c6b49d65ff9607ff4c8eacfe64d8f06a0803233a94b482b455b39413dc10dee6406ba895303dde4100a180c41326b14961a8f5e55a7a7d53607835e19e69b6d7bb24d20688483777fcfa44bc96dfaeab454ce1890faf17b9b5bbf1fa7682996332a04390150cce4e3012c2be97d9113993c2c04a107f9c26953661f4d9535d7dfac4a7a38169ffa38e97d23bcebc61439bce8d06c8647f71c155974ad15b111cd4f7b45e24481b4313c3bed2399c710a47a7098e64c60c0ca40e35a8c22b481266d51c61b214326a6a364994731fb328d18e6f1af934a50f1f38666a3d7d2a7c547f919aef960de3ea3e5178b91187879eabdac0b902490a0a7693779033933fd78306e1cc78328016c79c03a0546609853d806cb32b0a9ea131068623d338e0fec3efb2eb009db37477f3fe9791553a4e11c527f70c554b35d8576d703a1aab5b64772899a48fd96ab6d2a0ecf4c0fcf216fe9331d5c42d8875901b9159ae00ba505651c20f1c5c6891c8474b5d3ce3cb71f9e61540e0781e6a021e56b349009e47a8341b26453d2d334ad1e06a020ba6b737862038410de37e59750dc791c6c82cda013e6bea4c83870a53895954d949ce072038be0a51b95caa623114aafd5b54073f96b13c7e092555065d1f223b23315cd95aa845de54b1f66ae5e05af93c23d4ba597f644221fc9584ac17ec65ff93921578f38afe1522f8f6ed202bde313747bfede5584c0c8e3abb65211b0c6f5884a6733d0336b6711791e0b82cd8bacc4e406a88b62bbba6c3b49591838fce428d225db3fa2862c88c96e1ee1b3414a06fc1508d82acec2637e7d6a191326423f98a31fd3c3e4978805490cf3786b18f7cfd2939d411bc3473f4f481c3b703de8bea0644c37110fda4a55829447c4e74072924f381e1199f2f164407fdaaa8942c03ae997aa5b56315e83a9741be2f79bec0cf58b03e07273af055bc73d712a9b6e9b15525a008748281d623bd86798d5f1d2c070d3b647b1a413b424d3ebf1c9f17be33d7d2b46b1a2e5aba9c1c00cbd4de42594cd47626edc4264623f6c8c92a9c1ed9f02698b84667dfbe33c15cb3f2b65e94369dc1d4f532935e2a73853bc5ab86faf2fd5a4136fde6ad3382e18bb936baa6a76e6cff068ab194e0fd6629e748751098d66322100132c00dd70e60dc7cb86a96e467b34145a76976b9dfee6128c499988c237f9ec81a6ae169b56b05c602637e5205e57c21a8f6d9bdc331fb2f2933d77642c2bb96c82c62c17bf39076eba4f838e903fb3c36ad64928e149bfe367a3eb7b9700c9f505fb2580f1fbcc5a73d73e55c880401dcfa9333d42d0def95948638b39843cc4a04bc2d2768fb78f8cdb18d31d0bccddf120688f87273745d0d7f2ca6669970f58442ec856750bb3e04700505ff3cfa985dc543d33752f51784662f52d09cfa8cb80deb22a2cb6808092574ada30cd0c134977d8f64d42b7569e6f0f96c3626463d5c86c78d7a5c5dc379fc23af48931c08e956b33e6413de0084fc20626aeb6b0b8e1d203ae440c7d952b9d3f9a7bd181f250d6ba17555704269ac075fa92e65d347a7f126ae4f0e1ce6a41b5e3b03e9367650c13a117903069934c31c765dd9d4cf9389127266b8df5e931c057750284bbc30040816ee29e5cc5a017599dd2a52e17833fdd6eb8cb8262addf157e341e291167c08a9eec2e37cbc5edddc94d0148145c3512b36296aa5426c278c384d0dbbc00cb25301bdbc3ec28ad67514f7238f55fcff9c9867dfee99cbd57dde78f22feb80b16aff54b9aa26691be87791da1bf5bd91f7214dc7c36e578dc1f2b6ff8f2095d88b7dbd2daa2de82f24e2f37ebb100aef82003282a44a6b14ae7168947b1ba267a4399035962d673ddea34eb925e922881da76d2bd4fb230d2791328f0156e64bd70219b8ffeb711960877b4ce082c15d57d3e9a6e02a80fc923d8d9046cde2b7d2354a001a41e6515b21b01cb858db7a70cc1faa750634caa728f1bad236bd705be77650b6c2b62d06aa103623cb91e085ce59c0c9330e42ba4146a00bc16695269a85244549aa7bb9724e224b478181cfac52403581a1dafe858baad14577bf80546901e0e80427bd5564b0cf36b49d293ea5b6f428c58612acc15bb61d6a98fdd212a696a709d875ce3d2b4b3f0a3c76113cc79e06af6d1dc572250ef023ca818db5d4ff77069b590bf6732cb7889051844a6fbbdbfea5fd04f5fa07b3837e63e00db2ae4ab10485a3f6ab800083f222e23d003a9c2da438770014fdf821747d342cd45b27cbbf08b34a407a24f8b2b3e00c3e2dad8e7eea22bb12c970e79588cd3ccf97da97b622d97ae9160e5a5d142ff8c3fc3ef02fe5772a9a736c96408e4fcca4a695689fb612337fd7f370a1b023c0c90989bc5dea1fc936438e6c0635f511c26cd093b87120148e48fde814e534b76cc960a7e57ea2a8c5720c8193fbd2b3ec75f99e1837d85a5a3d5b57e9263934c894fcee7c78e6a121e1d33fca8b53237211f59d5f633dfea3d3ea1b4084898a38d0749961bcb7b0cf42c748b42a39f5b983fce48b01eed9f46bd2414e01abf75b166c9e93d3a718b134396adb920e40893146b274b9f427844f03b21f17cbc0fb4b7a202ee3fe96269600b1edf1769ce827a3b7151bca511c0aba8a1995cbfbef42b2b48cb2bfb2d96010fd842f710eb66c16ddb360dea07623d45f6995bb4fe11902ef45288a6ef505b875ff96a4648ef1637ccfd334304f8495f4b3e8fb7aa19fcaa29030e9a135d6be3e48a4cadcc0b47ba31de4666ba9b805ecc3d91f9cf2ededcc26f5feb05a5c2ab5ba4a2f35d1adafb202072fbf611d4e87f25f1a7c28f2aac4454028922c90faccb3d09c89eb8b4a29f526881cc4ec72b4c499e513eda61f3758a0aade0a653a7f42da09aecf827bef52d30bd9fb17c44917607d7a2b3a25d6e2118d98ab39e291c2a36aacd7441b935ce83857e7e8e8d6931a37c534b1f7ccc5207b4fdea2b99caff1297156a3545295fc2029e165a13d28ff2e3d3aeed611d4da8ef0600c2d850ca64b9ffb67494e0e97a833df91e9a14e097ae0c9916abbdab756d8a729a753c34aa26dfe2bca0774e91e36eff688ab97e2d4a59f2a1e07b446d4492d48a50971e814cfd5c96b8aaa437a291c59ce70f129b008096d43f98d3f9f79351aa09a749016ee33cd85a4ef006fe8c768b688c9ea42f332109edf977a31c933cdb38f15412cbf23bd5a497a5874a86920019c7dd69166927448a71414efbf60535878e9b9aba880be39d8a978b43926084d4f6577917577302a616ef47cd04c08985745e91369ef25d93d0dbb6be7d50791cbb7fbd83341d432970b42895939ba28b362e63da9d62a4f562f021f1e23c8bef920397c6242ca3cb60f4cadf06ca9ad556861f5e7c037d26212c2b4825b324d7c86b79ea7b56705dc21b5b05a6718fbc5335d4904120f44df75cedfda27abdbc66a8f0a9eb8784bf9ea728045cdefa7769c0d7ebccc43e234237f97f053e8d3bf9f3ce40412887df83c6af654892d5753a0623766751f4af75a6bdf159c0a7a0a2f2fe0f70835bccbcc796e65ed80deb61e6d4fd1e4968c6db2ccab814dc8c1677711bccd5eed5feb7963faa97e275e4a4047b2521b0d18658c7a809977653f1c5209569d956d8b60cda8290f9551bd089994ac632327e22c689eb4dded9a8f8bb65f663c5b99e91e7e364d9878d0d4449c5484c3bf8bfd27bd945f4e45ac6fec4c47f92a4ff562a7f6dae129835d4800d32ae74ce4bdba8e891a26a90730f3c5b5e5db2021e60eb5739f5b60bc3dc40f1ff16376ebd0fb62c55a0d974250ef8edf6a237eb50adb09ff", 0x1000}, {&(0x7f0000002240)="be7ce1478bb8940061410dcbe1f60b9c62aa6e2dcf76ca4bb9aba354b70e", 0x1e}, {&(0x7f0000002280)="f8fc806edf66ebdbdf6b5bd68b8fe49dd6e673cea65d1b4300f8e0db24aeb043873f435d3d54d29cde22d33d30b4ebb05d5c752b7598f312effc039d41b38615d9caf3d2324f8be09196c9780a2ef48c16034d985073f050bcbf5e07a5a52bf3b6b418ffb3ad69f7896a1b127a603d", 0x6f}, {&(0x7f0000002300)="784cd986f3dc88df73c1077aa79a67e7aba12aa4cce21e8af9b6e26377f2deb7b87a6d511a2ebb16380733113bad53bfa19e2458a6f7ef7ae989cd0b1faa130732d1adad77659f5f7c0e1f288306ea72b1a08738afc94ecb45fb231b71df8731684d097c0af724a44a1d6707a54eb346526b0351751d14f9a804600b0c1f0f41863ada67c534f6422c7ec3db2ea4fc080c58c395316bb20cf07e066779c235ca2a49fcf496049291477138f841403e04eee1380204a61f560f3cbf50f38e8b6b321b0ac8cd5f7155576ecd27a334307d4d03ebc78316b0df32de37c1c04b7768c19db3726f3390f31a14c1b474254916", 0xf0}, {&(0x7f0000002400)="a039b3aa57c6db0a55621184418fc02e222fe38d6000bf26e6def4cea37e715602f8f442ad6d75ff2eba46521cb5b06c08a1b589b07d7859a15cc7719c5cde17c4ad99cd80d624506cbf8bbc47cb25e0ba7761fc9485e774e99bb3", 0x5b}, {&(0x7f0000002480)="a859efd9464224c8c3865e3b87c737e4d80d402b3e981505a9642f1aa252be7700013c92a6d18fbbe4304844259b049cf9f2c1584f986f4763ee0bab57e5ed49929fcf3bae92ad81db00e60d4df5544d0338ff1d797b0c8cd4f2fe347907d423f108ee591ce6fa7a7e6142d3fd534ed88155dd70176d2725d460eb46bf40114c074c79a7c25dcdc0b3622350c3333f97dbeb7ad36292cfcf5b83879545742f4373e9307d195d4a13fb4ef0a0519812fb2f891201fe54f6aa4f", 0xb9}], 0x7, &(0x7f00000025c0)=[{0x18, 0x111, 0x10000, "806c"}, {0x110, 0x105, 0x7, "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"}, {0xb0, 0x10a, 0x100000001, "24facffb227903df6350b19be76488a7d4002db8c5ed845cf50e8cbd8a345b09a4d8f59b6bcbfb4bb11be2f5af654a8b8e08962c0e3229055578f54059452686d8e2197cc2ab88f72a6a0fd037783ab3481f363ee4cffc82d99b81d234185801a45a02318d54483f1d277a5562ca445824e53c19baea1e518f7cfbdc0cd0a5d657ca15bca14d6a3e92bfd7dcf5945b26a7d7c838b8d53ecfffd0e248733c01e9"}, {0xd0, 0x10b, 0x9, "3cf3d0efcf0de0eee57ce80088ec44a8c7547ce50fd98519dc3f27e2f2a27ed6731a782f11d43e73f3d3b53380a252288b115918cebe0e03f6e42c9b035c16030a0d996f3d9c3f833c306a596cc881da812dca48aea6d2244834dfa50db843a04407972738e74264583966d70ef4d641f61f80f76aec1eed4930712bae1d01765359a0b9d925fb5b3debf1cbf5ddfc4905128d45561c7a8fa15da2ade250967c58f861c42d427d21a387457bb64754921671417aa88c7a9589"}, {0x30, 0x112, 0x24, "7c09bcd1f6ae8ad138ccb077bb11049598f73b6a1064ae159d"}, {0x38, 0x111, 0x9, "300f4fee9780e00ab58adb177a22340ac905e7c8320c23c821888347d384947a4e"}], 0x310}, 0x40040) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000006500)={r0}) sendmsg$kcm(r3, &(0x7f0000007000)={&(0x7f0000006540)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x2, 0x2, 0x4, 0x4, {0xa, 0x4e22, 0x1, @loopback={0x0, 0x1}, 0xec3}}}, 0x80, &(0x7f0000006b40)=[{&(0x7f00000065c0)="caacdf726e36c475091402d6e1defd95d9ee1bb1ce0c285b94b15897f2f11d5a57edfb50e4e9c38db6303dbf15f5b242bb83490a08ba98c589d9ddfab8500cc77e8bc397ce809451d97c5351ac317739bc3ef2aefe04d29d5a971e83274c8db4dc2ae424cad7a02002f108491292fcab572f042346f31151cc33f1087e358fba997d3b1b60723ea0d8f41ccea3cc5f4b78c085e72853914684c6bf1287887676eceb0346f75ac67bb1599394b50bf70f363b9b38e7b3010e95e2dd469876f5d3415e9e7798dd2c2afb919adfd5a75ef44f3dd1c35446031f4e62f768d8e0aa0117e0ee4c99", 0xe5}, {&(0x7f00000066c0)="30573788f5984637acd71f86427416d06f562eec2c0d747f2e970e1d7f7a99d3e50a97f746ce617e619c1c91ec3dd0ffeeabc72be9c2707fe4de28520036945d267cf031bbaa8c14047866e493f2c9fb1cecd0e394523981574666720bf29eb1fc06fc2278f39c4688c03907fd2fcfc057fc247fdd8926847a0d92628f57d64d9168bb926171091442cb178d1075e65582754706022b5b27d674eee2b9476afca4c4e213c698", 0xa6}, {&(0x7f0000006780)="5faf30592bfeb0f702d7daef6a1ec3d01954189ecfc28ed011dbdeb8dfcca94178778fc7a8d20f22ca452cd3a03b3cdc2941074a23db21262a617d7a36cf72c59c4a0d57a8f2bc28bd7cb650ac0c5e41d76262b4ae05a4cfacd8cf76fd9520aa00c105aec9c567b623477c273a5c6bbe20b4ef16843cd4543782afa590c7b5b928157a870b8c4e3c1a1ec37824703e695bbfaddbaba6916be23edaa7e853c91abb2927b03cf24b096ed7f64f444ac4066f8548", 0xb3}, {&(0x7f0000006840)="531552ed772ea7337ae06dba94b7517d800f523f11bafecc5d78811134a0ac7534f345c96bfefb60bc86bb5e682943319c8032e243c05385538f636c2fc66771f938730bb2b3061cf8de9de259bdf8ea74df30867ea2dccb17a41731eb72c727ab9201d07e2b2c9b9b96fc8d5847c69dd4952c2ba8fa61df2b595e1ea25bb39180732f25bc4e75e53337e83359452a9017ec73f25d5286f96c5f2c5e198529b71b315c00b19985f3796caab997e749dd0196ea537297e1fd850b9797ebc44ba6248ce2677cdb11dd45547af55c5027fd383de3ea1a5ff63e07bd88fb87b4f11fe9b87938abb8a24ecccf33b998907030f1aab0ba443643", 0xf7}, {&(0x7f0000006940)="feca329b17744912997b60a55febe88a8170dd8e0c8b8f0d2385a81b635bb5a7fa0f05c9b237cb1654f55dd60900cd2edbd91e2dc68ce94633e2f09196e8bdd13b6b9a86bb297ac5f9a7aed3747bfe116893dbd213595a3bf55460db964759557935e349cbc9eb8825db3682a11acf675d2dd76bf370f7f76ce9fef5fe08b5c120110a1fbad71e73222794e63a5cd3e9409b2a35306c2878d5f5a46cc351a1405a0d5c223bff72fa149037d470191e481fbfdc8f73b12768133333dba103a3b64a86ffd136b70c6cd1", 0xc9}, {&(0x7f0000006a40)="312b76aea7c6840f26b36c1db5465728934f7c4c19227dbbfda673021f5e6844679496c6b1cc59d308de5de4db1175f5effc65afac0da6951b4d3f75d4c1568989bb33d8a174fe8c3749e03ab1c8bcc3dccd9a485349a225cda491c864625b0758c0f4226a6123247f50bdc31a526e13214f2e710b973699cb0972337ab11620cb387f3c87ebf694c137f71cc5ce677ea422b8c5c217d71924ed0aac6f8de2cc8f83c9c239c334ca9b9a4949fadb65edf1816d7748e96e62771769a4ea3c3554fcf05ec43c7d", 0xc6}], 0x6, &(0x7f0000006bc0)=ANY=[@ANYBLOB="780000000000000017010000018000004caccbf09ca26660ece1a75773df497fdd3c661a1a2673512b9a0fd9b13c30c25f51ab4e579b5db96ae4b25e083d9f3ab3d7de4798d48ca298fd4fc0930ba20806e5266ada45ed90e46b13770935af830156d60128368bee9251c596ed8d0325de2b00000000000088000000000000000301000000010000efdf1b56c73e7c652b400cbf14c9216bb9b8e4380cea5083f004c69430399eedaadf9cce3efe75f4a2c905474c75674ffffcdff35daad97170a67b938a1accc49dfa403e50cf2a3b3a64de2b6c5a570eb9493a521e92ac368009b5412e0dde900b434732f56625af7d18d0f536fe2fea3971bd4800000000480000000000000013010000020000003bf6f14e9c5222079c290400afd8cd2dc7ebe5ae2f00a81706355cdeb16d4554d8dfd038d018f6287fde4af7dd5bb54cbd3e9fcd35c2b5c130000000000000000000000005000000b0f481a48ef037bc9ebf4e92c9a268d9b067bdffc04bbef7991eb648ae0000003000000000000000080100007900000057d703bdc38589d8d7c8aa7509905e7811009a319f7fca2536af00000000000080000000000000000501000020000000edc99218a629a255987534729712b38545f5971a617f6847339dbda0a54b1ebcc4891a39c3011a8a3ba5e9f7c1276e8bb3091b16b0c938c6668936554bb7f189791731734907e7d46c1d6ab10f2535b4f6168ae65abe39de55dc8d7032d172040bda78d95e8cea58c20ab60000000000e80000000000000011010000ffffffffe06d484e3a9581b20c03598a24625a3389bcd2a69b387b61eeeef9ff6a21351bf73dd93d2c79a37fd5c3f8fb9896fae8f00f4c6ce9f7666b3e81db41086206f8f7805c207b2d0089fe19539f1e6bca8dfd52afd4076338cffff764ca0f2cfa7c3fc5f15b859254eeb334801e4accc840906f21b7f93d63aaa42de14cb611295346f778933774eb5c3a8ea4d772e0ce35749009128167126871fbcaf60632525a01809c3149c0142f100346d8003a2267648eb20de2aa318ab73234cdbfcabdc557f08b63db74e654783322a196013b8ef4ab1f00000000000001000000000000160100000800000007118fa0ce2550d148aabdce39fed561cf43ca92ca232ed8cc9237c602aca3f88458762dcae9cdb7ac807d2ac7a064debe20ec97308b46babee011153d27cf1d271ea2988459e60ee0ff17a7cd494508b9b45b873989e90fbe362ee4aee3a28906dbde2ddd5634fcea01c75ca13cb1c67a79204fc1f5fd2f87dacbf0c23a1044edbabdec949a7bb4d5b73b05fcc6e24a783e2ca29445fa4e3936009a428c1351561be5be680f4e6baed79819f7626b8119ebd4df15cc295c98e60e17bf583f9859176fbe6c312fc8601430b5d04aac31b405f29d18f91abbe7916edd5bf48e633ff41dc6987fe58910a06db714900000"], 0x410, 0x40040}, 0x8000) [ 303.305908] RIP: 0033:0x4552d9 [ 303.309082] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 303.316776] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 303.324029] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 303.331280] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 303.338533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 303.345785] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000e [ 303.353054] CPU: 0 PID: 24347 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 303.360327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.369662] Call Trace: [ 303.372233] dump_stack+0x194/0x24d [ 303.375841] ? arch_local_irq_restore+0x53/0x53 [ 303.380492] should_fail+0x8c0/0xa40 [ 303.384188] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.389266] ? perf_trace_lock+0x900/0x900 [ 303.393478] ? trace_hardirqs_on+0xd/0x10 [ 303.397602] ? trace_hardirqs_off+0x10/0x10 [ 303.401898] ? find_held_lock+0x35/0x1d0 [ 303.405936] ? __lock_is_held+0xb6/0x140 [ 303.409978] ? check_same_owner+0x320/0x320 [ 303.414280] ? rcu_note_context_switch+0x710/0x710 [ 303.419192] should_failslab+0xec/0x120 [ 303.423143] kmem_cache_alloc_trace+0x4b/0x740 [ 303.427700] ? __legitimize_mnt+0x66/0x100 [ 303.431912] get_mountpoint+0x13e/0x3c0 [ 303.435861] ? namespace_unlock+0x1f0/0x1f0 [ 303.440158] ? down_read+0x150/0x150 [ 303.443849] lock_mount+0xe0/0x2c0 [ 303.447367] do_add_mount+0x27/0x330 [ 303.451059] do_mount+0x1549/0x2bb0 [ 303.454665] ? copy_mount_string+0x40/0x40 [ 303.458878] ? rcu_pm_notify+0xc0/0xc0 [ 303.462745] ? copy_mount_options+0x5f/0x2e0 [ 303.467126] ? rcu_read_lock_sched_held+0x108/0x120 [ 303.472118] ? kmem_cache_alloc_trace+0x459/0x740 [ 303.476937] ? kasan_check_write+0x14/0x20 [ 303.481149] ? _copy_from_user+0x99/0x110 [ 303.485275] ? copy_mount_options+0x1f7/0x2e0 [ 303.489749] SyS_mount+0xab/0x120 [ 303.493180] ? copy_mnt_ns+0xb30/0xb30 [ 303.497051] do_syscall_64+0x281/0x940 [ 303.500912] ? vmalloc_sync_all+0x30/0x30 [ 303.505034] ? _raw_spin_unlock_irq+0x27/0x70 [ 303.509503] ? finish_task_switch+0x1c1/0x7e0 [ 303.513975] ? syscall_return_slowpath+0x550/0x550 [ 303.518881] ? syscall_return_slowpath+0x2ac/0x550 [ 303.523787] ? prepare_exit_to_usermode+0x350/0x350 [ 303.528780] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 303.534123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.538944] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 303.544107] RIP: 0033:0x4552d9 [ 303.547274] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 303.554958] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 303.562202] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 303.569449] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 303.576693] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 [ 303.583938] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000009 2018/04/03 19:22:29 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000100)) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000000c0)) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000080)) 2018/04/03 19:22:29 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000001c0)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={r0}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000040)={r1}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f00000002c0)={r0}) recvmsg(r2, &(0x7f00000003c0)={&(0x7f0000000100)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000180)=""/35, 0x23}, {&(0x7f0000000200)=""/92, 0x5c}, {&(0x7f0000000280)=""/12, 0xc}], 0x3, &(0x7f0000000340)=""/128, 0x80, 0x296}, 0x2103) 2018/04/03 19:22:29 executing program 4: r0 = perf_event_open(&(0x7f000002ef88)={0x1, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f000000a100)={0x7, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="1800000000000000000000c4e38c1472bcbe52fbebb1ec3cd31b526a8f3025cde700dabe233634198d9f84a7781813c05afd1884d0a13e80984b00000000b43267d890721226c1f72952b583f3769e95d621aa0c6e51e8e0235d0785f6cff57cd0404c1a6c1d711b4fac3de2a542b21117061e57125e44563c48050a2dd784f53ed32d3f5bdf38527ead6b2d9cf713aef571f3e0813991bf7f9417bb8417c86e93985c203ccae8dcce6b71d4c4575de24f5d32df18ffd0000000000000000000"], &(0x7f000000a000)='GPL\x00', 0x3, 0xb2, &(0x7f000000a040)=""/178}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000100)={0x4, 0x0, [0x0, 0x0, 0x0, 0x0]}) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, 0xffffffffffffffff) 2018/04/03 19:22:29 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair(0xd, 0x807, 0x9b3, &(0x7f0000002280)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000003680)={&(0x7f00000022c0)=@ethernet={0x0, @remote}, 0x80, &(0x7f00000035c0)=[{&(0x7f0000002340)=""/183, 0xb7}, {&(0x7f0000002400)=""/4096, 0x1000}, {&(0x7f0000003400)=""/121, 0x79}, {&(0x7f0000003480)=""/72, 0x48}, {&(0x7f0000003500)=""/187, 0xbb}], 0x5, &(0x7f0000003640)=""/34, 0x22, 0xa0}, 0x1) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:29 executing program 0 (fault-call:2 fault-nth:10): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:29 executing program 5: bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000040)=0x3, 0x4) r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0xca, 0x2, 0x4a, 0x5, 0x0, 0x1f, 0x200, 0x1, 0x6, 0x2, 0x5, 0x1, 0x7fff, 0x800, 0x9, 0x9, 0x1, 0x1000, 0x8, 0x1, 0x6, 0x5, 0x1cc, 0x8, 0x5, 0x80000001, 0xc17, 0x1, 0x1f, 0xfffffffffffffc01, 0xfc, 0x8, 0x9, 0x2, 0x401, 0x9000, 0x0, 0x1ff, 0x7, @perf_bp={&(0x7f0000000000), 0x4}, 0x2800, 0xfffffffffffffffd, 0x7, 0x7, 0x3f, 0x100, 0x3}, 0x0, 0x0, 0xffffffffffffff9c, 0x2) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) [ 303.780716] FAULT_INJECTION: forcing a failure. [ 303.780716] name failslab, interval 1, probability 0, space 0, times 0 [ 303.792127] CPU: 0 PID: 24382 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #43 [ 303.799401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.808752] Call Trace: [ 303.811343] dump_stack+0x194/0x24d [ 303.814972] ? arch_local_irq_restore+0x53/0x53 [ 303.819647] should_fail+0x8c0/0xa40 [ 303.823362] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 303.828466] ? perf_trace_lock+0x900/0x900 [ 303.832706] ? trace_hardirqs_on+0xd/0x10 [ 303.836851] ? trace_hardirqs_off+0x10/0x10 [ 303.841172] ? find_held_lock+0x35/0x1d0 [ 303.845233] ? __lock_is_held+0xb6/0x140 [ 303.849302] ? check_same_owner+0x320/0x320 [ 303.853629] ? rcu_note_context_switch+0x710/0x710 [ 303.856555] FAULT_INJECTION: forcing a failure. [ 303.856555] name failslab, interval 1, probability 0, space 0, times 0 [ 303.858557] should_failslab+0xec/0x120 [ 303.858571] kmem_cache_alloc_trace+0x4b/0x740 [ 303.858582] ? __legitimize_mnt+0x66/0x100 [ 303.858606] get_mountpoint+0x13e/0x3c0 [ 303.886457] ? namespace_unlock+0x1f0/0x1f0 [ 303.890762] ? down_read+0x150/0x150 [ 303.894466] lock_mount+0xe0/0x2c0 [ 303.897995] do_add_mount+0x27/0x330 [ 303.901695] do_mount+0x1549/0x2bb0 [ 303.905312] ? copy_mount_string+0x40/0x40 [ 303.909532] ? rcu_pm_notify+0xc0/0xc0 [ 303.913407] ? copy_mount_options+0x5f/0x2e0 [ 303.917800] ? rcu_read_lock_sched_held+0x108/0x120 [ 303.922802] ? kmem_cache_alloc_trace+0x459/0x740 [ 303.927628] ? kasan_check_write+0x14/0x20 [ 303.931851] ? copy_mount_options+0x1f7/0x2e0 [ 303.936329] SyS_mount+0xab/0x120 [ 303.939766] ? copy_mnt_ns+0xb30/0xb30 [ 303.943636] do_syscall_64+0x281/0x940 [ 303.947509] ? vmalloc_sync_all+0x30/0x30 [ 303.951643] ? _raw_spin_unlock_irq+0x27/0x70 [ 303.956123] ? finish_task_switch+0x1c1/0x7e0 [ 303.960602] ? syscall_return_slowpath+0x550/0x550 [ 303.965517] ? syscall_return_slowpath+0x2ac/0x550 [ 303.970431] ? prepare_exit_to_usermode+0x350/0x350 [ 303.975430] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 303.980778] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.985608] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 303.990779] RIP: 0033:0x4552d9 [ 303.993948] RSP: 002b:00007f598e043c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 304.001639] RAX: ffffffffffffffda RBX: 00007f598e0446d4 RCX: 00000000004552d9 [ 304.008893] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 0000000020000000 [ 304.016146] RBP: 000000000072bea0 R08: 0000000020000340 R09: 0000000000000000 [ 304.023397] R10: 0000000001000050 R11: 0000000000000246 R12: 0000000000000013 2018/04/03 19:22:29 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x10ad}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0xc, 0x20000000000000c9, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000c300000000001f1100000000000000000000000000009500000000000000"], &(0x7f0000000000)='syzkaller\x00', 0x5c6e, 0xfb, &(0x7f0000000000)=""/251}, 0x48) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) socketpair(0x8, 0x80000, 0x1, &(0x7f0000001a00)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r1, &(0x7f0000002040)={0x0, 0x0, &(0x7f0000001f80)=[{&(0x7f0000001a40)=""/93, 0x5d}, {&(0x7f0000001700)=""/169, 0xa9}, {&(0x7f0000001b80)=""/139, 0x8b}, {&(0x7f0000001c40)=""/125, 0x7d}, {&(0x7f0000001cc0)=""/97, 0x61}, {&(0x7f0000001d40)=""/92, 0x5c}, {&(0x7f0000001dc0)=""/202, 0xca}, {&(0x7f0000001ec0)=""/163, 0xa3}], 0x8, &(0x7f0000002000)=""/21, 0x15, 0x3ff}, 0x10101) recvmsg(r0, &(0x7f0000001600)={&(0x7f0000000340)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @ipv4={[], [], @broadcast}}}}, 0x80, &(0x7f0000000240)=[{&(0x7f00000003c0)=""/4096, 0x1000}, {&(0x7f00000013c0)=""/201, 0xc9}, {&(0x7f00000014c0)=""/175, 0xaf}], 0x3, &(0x7f0000001580)=""/78, 0x4e, 0x7}, 0x10020) bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0xa, 0x5, &(0x7f0000000140)=ANY=[@ANYBLOB="180000000000000000000000deff0000850000002100000000000000000000009500000000000000"], &(0x7f0000000180)='syzkaller\x00', 0x9, 0x97, &(0x7f0000000280)=""/151}, 0x48) bpf$OBJ_GET_MAP(0x7, &(0x7f00000016c0)={&(0x7f0000001680)='./file0\x00', 0x0, 0x10}, 0x10) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000001640)) 2018/04/03 19:22:29 executing program 6 (fault-call:1 fault-nth:15): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 304.030646] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000a [ 304.037916] CPU: 1 PID: 24392 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 304.045189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.054534] Call Trace: [ 304.057108] dump_stack+0x194/0x24d [ 304.060716] ? arch_local_irq_restore+0x53/0x53 [ 304.065365] ? finish_task_switch+0x1c1/0x7e0 [ 304.069840] ? finish_task_switch+0x182/0x7e0 [ 304.074321] should_fail+0x8c0/0xa40 [ 304.078019] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.083117] ? __sched_text_start+0x8/0x8 [ 304.087246] ? find_held_lock+0x35/0x1d0 [ 304.091288] ? __lock_is_held+0xb6/0x140 [ 304.095337] ? check_same_owner+0x320/0x320 [ 304.099651] should_failslab+0xec/0x120 [ 304.103606] kmem_cache_alloc_trace+0x4b/0x740 [ 304.108171] ? __kmalloc_node+0x33/0x70 [ 304.112121] ? __kmalloc_node+0x33/0x70 [ 304.116073] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.121084] __memcg_init_list_lru_node+0x169/0x270 [ 304.126082] ? list_lru_add+0x7c0/0x7c0 [ 304.130040] ? __kmalloc_node+0x47/0x70 [ 304.133999] __list_lru_init+0x544/0x750 [ 304.138049] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 304.143914] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 304.148908] ? __lockdep_init_map+0xe4/0x650 [ 304.153299] ? lockdep_init_map+0x9/0x10 [ 304.157341] sget_userns+0x691/0xe40 [ 304.161036] ? kernfs_sop_show_path+0x190/0x190 [ 304.165687] ? kernfs_sop_show_options+0x180/0x180 [ 304.170594] ? destroy_unused_super.part.6+0xd0/0xd0 [ 304.175682] ? check_same_owner+0x320/0x320 [ 304.179986] ? rcu_pm_notify+0xc0/0xc0 [ 304.183863] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.188857] ? kmem_cache_alloc_trace+0x459/0x740 [ 304.193679] ? lock_downgrade+0x980/0x980 [ 304.197813] kernfs_mount_ns+0x13d/0x8b0 [ 304.201906] ? kernfs_super_ns+0x70/0x70 [ 304.205953] sysfs_mount+0xc2/0x1c0 [ 304.209558] ? sysfs_kill_sb+0x40/0x40 [ 304.213427] ? alloc_pages_current+0xbe/0x1e0 [ 304.217902] ? security_sb_copy_data+0x81/0xb0 [ 304.222465] mount_fs+0x66/0x2d0 [ 304.225814] vfs_kern_mount.part.26+0xc6/0x4a0 [ 304.230374] ? may_umount+0xa0/0xa0 [ 304.233980] ? _raw_read_unlock+0x22/0x30 [ 304.238108] ? __get_fs_type+0x8a/0xc0 [ 304.241979] do_mount+0xea4/0x2bb0 [ 304.245505] ? copy_mount_string+0x40/0x40 [ 304.249717] ? rcu_pm_notify+0xc0/0xc0 [ 304.253587] ? copy_mount_options+0x5f/0x2e0 [ 304.257972] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.263498] ? kmem_cache_alloc_trace+0x459/0x740 [ 304.268324] ? kasan_check_write+0x14/0x20 [ 304.272541] ? _copy_from_user+0x99/0x110 [ 304.276673] ? copy_mount_options+0x1f7/0x2e0 [ 304.281149] SyS_mount+0xab/0x120 [ 304.284580] ? copy_mnt_ns+0xb30/0xb30 [ 304.288447] do_syscall_64+0x281/0x940 [ 304.292311] ? vmalloc_sync_all+0x30/0x30 [ 304.296439] ? _raw_spin_unlock_irq+0x27/0x70 [ 304.300918] ? finish_task_switch+0x1c1/0x7e0 [ 304.305394] ? syscall_return_slowpath+0x550/0x550 [ 304.310301] ? syscall_return_slowpath+0x2ac/0x550 [ 304.315215] ? prepare_exit_to_usermode+0x350/0x350 [ 304.320212] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 304.325557] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.330383] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 304.335549] RIP: 0033:0x4552d9 [ 304.338716] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 304.346405] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 304.353656] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 304.360903] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 304.368151] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 304.375399] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000000f 2018/04/03 19:22:30 executing program 7: perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x200000000, 0xffffffffffffffff, 0x0) close(r0) 2018/04/03 19:22:30 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = perf_event_open(&(0x7f0000000740)={0x0, 0x70, 0xfffffffffffffffe, 0x5, 0x80000000, 0xa286, 0x0, 0x1, 0x188, 0x6, 0x4, 0x0, 0x7e, 0xfffffffffffffff8, 0x326, 0x0, 0x8001, 0x9, 0xae8c, 0x7fff, 0x7, 0x1, 0x0, 0xfffffffffffffff8, 0x0, 0x4, 0x9, 0xb283, 0x3ff, 0x6, 0x8, 0x0, 0x4, 0x1ff, 0x7, 0xfffffffffffffffa, 0x2, 0x6, 0x0, 0x6, 0x4, @perf_bp={&(0x7f0000000700), 0x2}, 0x2408, 0x3ff, 0x5, 0x7, 0x401, 0x4}, 0x0, 0xd, 0xffffffffffffffff, 0x8) socketpair(0x1, 0x8000b, 0x100000001, &(0x7f00000007c0)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair(0x0, 0x80006, 0x6, &(0x7f0000000640)={0xffffffffffffffff}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000006c0)) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f0000000680)) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg(r3, &(0x7f0000000600)={&(0x7f0000000040)=@rc={0x1f, {0x9, 0x9c, 0x0, 0x7fffffff, 0x4, 0x20}, 0x3}, 0x80, &(0x7f0000000580)=[{&(0x7f00000001c0)="e13fa3642baeb02fc70133a3763aacd1fa768eab4a1a85c254512d6a544007eab7c4b4e6be4af3bd9b9fd529ee7d7f2b2f4a48947cf9e32b640833594c9edb8e2b45ea2f843fcb5b0e53a923ba66d777810d85d2de09c69bbbd241d8bb97ff8d70f1a740ac01b3c9262cd09d45182d14f27eac", 0x73}, {&(0x7f00000000c0)="6ee7057c", 0x4}, {&(0x7f0000000280)="f6cb35b8434d818a6dbfbb8ce85d72a88979632a7b7a55670b0dca11c8285898d1d99581bb01ac5de690ed6953c9ffe0f6d112228e2e3b00984d222eb3729765e34b0c576e6ea55d917330b8c20eeea3df6dd102e42c998c617cd7eaf3070df832beb25775b7b455d8a1c3c3aac292213eaaab346def6daa619c03087d95f670e1eb80b95c0e34c9cc83dee7f717865bb326a0a3ea5532d520bc2410755d097f5446fd80278842cb21c2bb5bff6ae0ccc3f3cfa22c780a608fecf0e60d39a45ba71f9c085164fbfac0508dfe79c35b439d69b14df02c3bf8a39f5ac1a708d8e6ca53c9b5c60e02ee908768", 0xeb}, {&(0x7f0000000380)="15dd074ba2c17fc8bf7d1570613484fa9dabc04bebe3f22f1e69d42c5dcc07abdfb0d24db89f76dedced89ce5d0df83aba2863f9a54f97cdc2b97498f6b3f188e25a3c6798ad30359342887c51e6d7943badd8945357fcd96944037bb063ce8dbe7a7e1db38ed2ecb4329cc4a1767e52e47e8bc8e10559b5cd61333cfa14ef6e4d66f2baff4634618175b931e7dcbe047bb66d50349cd6135685b0bff6e03803a2f5054dce00829539c626ccbafd3d2fc8d2abf8d665bf8433166aa57389f2362b2b6ff844e5a740a61eee6f6474140203ba4148873410f1d563530bf7", 0xdd}, {&(0x7f0000000480)="b781bf52f16eb0b65e1ee779c61a014e675ae6e0879ea6242e2fd0a02351508988a93b7b5c05ff9bb03c9dad38aa0d2a382f43475b8ba9ab368d7363d4ba55f1209a72d4aec86b0f227967fd502641f76bb4120a1feb932ea224c61d0d0d2869068d644b1e5f7dc619db478b52a1bc4fad5a2332f7ff983ba1263a83347e04affec10c4b1ead806cee58161407e998684bf8aa7049536bd2206e3ea05b7f2d5fdbc48d07042b0c80d40a346d", 0xac}, {&(0x7f0000000540)="0bdc18c7e538", 0x6}], 0x6, 0x0, 0x0, 0x4000800}, 0x0) 2018/04/03 19:22:30 executing program 0 (fault-call:2 fault-nth:11): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:30 executing program 5: socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000000c0)) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000080)) socketpair(0x2, 0x7, 0x9, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000140)='+user\x00') socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000100)=0x3, 0x4) 2018/04/03 19:22:30 executing program 6 (fault-call:1 fault-nth:16): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:30 executing program 4: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socketpair(0x10, 0x3, 0x0, &(0x7f0000000080)) 2018/04/03 19:22:30 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0xb}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000000000000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$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, &(0x7f00000001c0)) 2018/04/03 19:22:30 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f00000003c0)=0x1, 0x4) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000080)) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000140)) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000040)=0x1, 0x4) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000000c0)) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000100)) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000001c0)={&(0x7f0000000180)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000380)={r1, 0x0, 0x57, 0xda, &(0x7f0000000200)="7e6bb062e57dd44f441475c32729bbca6e528ddc1c184c7839284c64771d0a4ce6f18ec46c28254296bd2562b9f7984fa280238751952250125a23446a0f9addcfb3307c2e6ef534e45e1722090f81ebd5cb711bc281a7", &(0x7f0000000280)=""/218, 0x0, 0x1}, 0x28) [ 304.509458] FAULT_INJECTION: forcing a failure. [ 304.509458] name failslab, interval 1, probability 0, space 0, times 0 [ 304.520879] CPU: 0 PID: 24422 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 304.528152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.537498] Call Trace: [ 304.540087] dump_stack+0x194/0x24d [ 304.543716] ? arch_local_irq_restore+0x53/0x53 [ 304.548383] ? finish_task_switch+0x1c1/0x7e0 [ 304.552876] ? finish_task_switch+0x182/0x7e0 [ 304.557375] should_fail+0x8c0/0xa40 [ 304.561087] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 304.566195] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 304.570943] ? __sched_text_start+0x8/0x8 [ 304.575072] ? find_held_lock+0x35/0x1d0 [ 304.579114] ? __lock_is_held+0xb6/0x140 [ 304.583155] ? check_same_owner+0x320/0x320 [ 304.587457] should_failslab+0xec/0x120 [ 304.591406] kmem_cache_alloc_trace+0x4b/0x740 [ 304.595962] ? __kmalloc_node+0x33/0x70 [ 304.599916] ? __kmalloc_node+0x33/0x70 [ 304.603867] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.608861] __memcg_init_list_lru_node+0x169/0x270 [ 304.613854] ? list_lru_add+0x7c0/0x7c0 [ 304.617807] ? __kmalloc_node+0x47/0x70 [ 304.621759] __list_lru_init+0x544/0x750 [ 304.625799] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 304.631658] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 304.636649] ? __lockdep_init_map+0xe4/0x650 [ 304.641035] ? lockdep_init_map+0x9/0x10 [ 304.645074] sget_userns+0x691/0xe40 [ 304.648764] ? kernfs_sop_show_path+0x190/0x190 [ 304.653409] ? kernfs_sop_show_options+0x180/0x180 [ 304.658318] ? destroy_unused_super.part.6+0xd0/0xd0 [ 304.663400] ? check_same_owner+0x320/0x320 [ 304.667699] ? rcu_pm_notify+0xc0/0xc0 [ 304.671567] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.676560] ? kmem_cache_alloc_trace+0x459/0x740 [ 304.681380] ? lock_downgrade+0x980/0x980 [ 304.685506] kernfs_mount_ns+0x13d/0x8b0 [ 304.689541] ? kernfs_super_ns+0x70/0x70 [ 304.693583] sysfs_mount+0xc2/0x1c0 [ 304.697186] ? sysfs_kill_sb+0x40/0x40 [ 304.701052] ? alloc_pages_current+0xbe/0x1e0 [ 304.705526] ? security_sb_copy_data+0x81/0xb0 [ 304.710087] mount_fs+0x66/0x2d0 [ 304.713433] vfs_kern_mount.part.26+0xc6/0x4a0 [ 304.717990] ? may_umount+0xa0/0xa0 [ 304.721594] ? _raw_read_unlock+0x22/0x30 [ 304.725717] ? __get_fs_type+0x8a/0xc0 [ 304.729579] do_mount+0xea4/0x2bb0 [ 304.733105] ? copy_mount_string+0x40/0x40 [ 304.737314] ? rcu_pm_notify+0xc0/0xc0 [ 304.741177] ? copy_mount_options+0x5f/0x2e0 [ 304.745558] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.750547] ? kmem_cache_alloc_trace+0x459/0x740 [ 304.755365] ? kasan_check_write+0x14/0x20 [ 304.759575] ? _copy_from_user+0x99/0x110 [ 304.763698] ? copy_mount_options+0x1f7/0x2e0 [ 304.768168] SyS_mount+0xab/0x120 [ 304.771594] ? copy_mnt_ns+0xb30/0xb30 [ 304.775454] do_syscall_64+0x281/0x940 [ 304.779315] ? vmalloc_sync_all+0x30/0x30 [ 304.783435] ? _raw_spin_unlock_irq+0x27/0x70 [ 304.787905] ? finish_task_switch+0x1c1/0x7e0 [ 304.792375] ? syscall_return_slowpath+0x550/0x550 [ 304.797279] ? syscall_return_slowpath+0x2ac/0x550 [ 304.802184] ? prepare_exit_to_usermode+0x350/0x350 [ 304.807173] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 304.812512] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 304.817333] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 304.822495] RIP: 0033:0x4552d9 [ 304.825662] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 304.833345] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 304.840586] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 304.847829] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 2018/04/03 19:22:30 executing program 4: socketpair(0x1, 0x3, 0x0, &(0x7f0000000000)={0x0, 0x0}) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000040)) sendmsg$kcm(r1, &(0x7f0000000080)={&(0x7f00000000c0)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast=0xffffffff}}}, 0x80, &(0x7f0000000040)}, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) 2018/04/03 19:22:30 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xd, 0x1, 0x6, 0x9, 0x2, 0xffffffffffffff9c}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001140)={r0, &(0x7f0000000040), &(0x7f0000000140)}, 0x20) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000000)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000500)={r0, &(0x7f0000000400), &(0x7f0000000480)='('}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000240)={0xffffffffffffffff, &(0x7f0000000540)="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"}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000200), &(0x7f00000000c0)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000340)={r0, &(0x7f0000000180), &(0x7f0000000380)}, 0x20) socketpair$inet(0x2, 0xb, 0x3, &(0x7f0000000040)) 2018/04/03 19:22:30 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='/\x00', &(0x7f00000000c0)='mqueue\x00', 0x201080, &(0x7f00000001c0)="6f3ff3bd468ab9b56efae230c13899ad706de7c7c590cbab64e63a98f0120121d4a701c5ce41e07722e40808104f5a448f703b1fab8894f9fa017159e4ea18") socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)) [ 304.855076] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 304.862319] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000010 2018/04/03 19:22:30 executing program 4: mkdir(&(0x7f0000000100)='./file0\x00', 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000580)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f00000024c0)={&(0x7f0000002040)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x4e23, @multicast1=0xe0000001}, 0x4, 0x3, 0x0, 0x3}}, 0x80, &(0x7f0000002400)=[{&(0x7f00000020c0)="73c7575b94a72990e177f86ed4835a72a65c1a6c6831eeb0c48163a47ab63bcb605c8450cc4798ff6521c2aa722d1a7105c8a07e6c", 0x35}], 0x1, &(0x7f0000002500)=ANY=[], 0x0, 0x40000}, 0x80) mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000200)='mqueue\x00', 0x0, &(0x7f000000a000)) r1 = 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}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000380)) socketpair(0x1d, 0x5, 0x3c, &(0x7f0000002140)={0xffffffffffffffff}) r3 = gettid() socketpair(0x13, 0x5, 0x4, &(0x7f00000023c0)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000002440)={0x5, 0x70, 0x2d, 0x3f, 0x1000, 0x3, 0x0, 0x0, 0x1000008, 0xd, 0x8, 0x9, 0x1ff, 0x7d5e, 0x4c9, 0x1, 0x8, 0xb, 0x6f1, 0x59bd, 0x9, 0x7f, 0xfff, 0x7fff, 0x2a0, 0x5, 0x10000, 0x9f, 0x1, 0x4, 0x6, 0x7, 0x4, 0x11, 0x6, 0x5, 0x4, 0x8, 0x0, 0x261, 0x0, @perf_config_ext={0x101, 0xeb3}, 0x4, 0x1, 0xa7, 0x4, 0x9, 0x100000000000007, 0xd052}, r3, 0x8, r5, 0x2) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) mkdir(&(0x7f0000000340)='./file0\x00', 0x20) sendmsg$kcm(r2, &(0x7f0000002340)={&(0x7f0000002180)=@alg={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(echainiv(echainiv(rfc4106(gcm(aes)))))\x00'}, 0x80, &(0x7f0000002300)=[{&(0x7f0000002200)="ae4fc8a9c4e078a7244cc983f74ab2295c134234e776f951f472922e3b2b627a6d72b762938ee456c755fe7f3400f33dc0614f07126170f6c20c8a6a08417d0ecf7ef31f69c2761ed5689f058fee12bd29b3cc848ea706a4a27f9ff75db10fb0c119ac90dd10f096f90b5a72", 0x6c}], 0x1, 0x0, 0x0, 0x4000}, 0x40) mount(&(0x7f0000001c00)='./file0\x00', &(0x7f0000001c40)='./file0\x00', &(0x7f0000001c80)='devpts\x00', 0x40, &(0x7f0000001cc0)="be623dfd58807ac0b2f86f052863a5f30adc0bce173ebcf648cefd7d64732aeb5b94e6af3ab33e53669ba6d304d067dad4b1ff3ed87f18fd170aac904e8f105e80e22881717c98752a9cd7cfb06d102877e3b36b2624d22427331755a9514b225d25999ed605ffe4188630db2e7ddcc57f6316b60c4f3845d9dfcbbde5e49af627b48d7c9bd743b536de31a9ba3010cb6714c9b90a50537be55ca12a18e6541bff5a82d293e7734ea9c90707899663bd96b3bcce5887bf0bd35963c5adc39ddcb6f2a0a02b01661242046cb54ef1aec5a486b69e006305064124867bf79f4dc11798e214b61575168b79887122e0a3461f703c077f902c0a") socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000001c0)) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000002380)) recvmsg(r0, &(0x7f0000001800)={&(0x7f0000000240)=@alg, 0x80, &(0x7f0000000740)=[{&(0x7f00000002c0)=""/83, 0x53}, {&(0x7f0000003700)=""/27, 0x1b}, {&(0x7f0000000380)}, {&(0x7f00000003c0)=""/40, 0x2a}, {&(0x7f0000000400)=""/144, 0x90}, {&(0x7f0000003600)=""/200, 0xc8}, {&(0x7f00000005c0)=""/60, 0x3c}, {&(0x7f0000000600)=""/105, 0x69}, {&(0x7f0000000680)=""/127, 0x7f}, {&(0x7f0000000700)=""/8, 0x8}], 0xa, &(0x7f0000000800)=""/4096, 0x1000}, 0x10000) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001840)={0xffffffffffffffff, 0x28, &(0x7f0000000080)={0x0, 0x0}}, 0x10) r7 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000001880)={r6, 0x1c00, 0x10}, 0xc) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000180)=0xf60) 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(r1) mount(&(0x7f0000001b00)='./file1\x00', &(0x7f0000001b40)='./file0/file0\x00', &(0x7f0000001b80)='cpuset\x00', 0x91000, &(0x7f0000001bc0)="10db1af3be54613f7f13f7b73041") bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000540)={r4, &(0x7f00000004c0)="5f43b72915f486ac6e400419e5e678ba13dcfe17e6374831d4722de9d83d21049ee4d542017bdb6eaf5fcb545e24ab623841fd665d73ed883e9d707b835c14a4a198754fbfd333164849a3198fdb654d6e"}, 0x10) mount(&(0x7f0000001f40)='./file2\x00', &(0x7f0000002000)='./file0\x00', &(0x7f0000002100)='gfs2meta\x00', 0x2800008, &(0x7f0000002500)="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") bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001ac0)={r7, &(0x7f0000001980)="8cf38a4c75797b4d8595f119ee6e91e4ca138e83e5ba0a26a79eff2b9ba8c93e94930926381d09e7845c18365992df7e9b15fbb48b57e6eb75017232040f095c0445aa1590d4057b544f6d", &(0x7f0000001a00)=""/158}, 0x18) socketpair(0x2, 0x2, 0x9, &(0x7f00000018c0)) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000001940)={&(0x7f0000001900)='./file0/file0\x00', r2}, 0x10) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000001f80)='./file0\x00', &(0x7f0000000040)='cgroup\x00', 0x3441, &(0x7f0000000080)) 2018/04/03 19:22:30 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r0, &(0x7f0000001580)={&(0x7f0000000040)=@l2, 0x80, &(0x7f0000000500)=[{&(0x7f00000001c0)=""/114, 0x72}, {&(0x7f00000000c0)=""/2, 0x2}, {&(0x7f0000000280)=""/32, 0x20}, {&(0x7f00000002c0)=""/191, 0xbf}, {&(0x7f0000000380)=""/168, 0xa8}, {&(0x7f0000000440)=""/188, 0xbc}], 0x6, &(0x7f0000000580)=""/4096, 0x1000, 0x7f}, 0x2000) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000002b00)) socketpair$inet_sctp(0x2, 0xc8315d4f6644c62c, 0x84, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg(r1, &(0x7f0000002ac0)={&(0x7f00000015c0)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x3, 0x0, 0x4, 0x1, {0xa, 0x4e20, 0xfffffffffffffffb, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0xff}}}, 0x80, &(0x7f0000002640)=[{&(0x7f0000001640)="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", 0x1000}], 0x1, &(0x7f0000002680)=[{0x50, 0x10e, 0x1, "1e08c671aad11f63f5d8017d9b308de76b4db30181d23bd8cedfbd9a586cc62fffc564708c2c79821289bf3ef7c64164bd48b5a50237c1680c48ca506a4c3e"}, {0xf0, 0x107, 0x9, "b8db1e2643ad7bbb4b1529442898fa83ed4ddf0ef989b516b9ed525e89d2cfc1b05ea39cab6ea1f31f10978a370f794fa5eb11e36310e2c35787f83e3043904bb6a6ccfab779e209f89a981eea73a4bc73c086fe5c447681150e705da39f407f92a5bc1831d5789abea163dee0979ff53caafaa1e62f060fef3d7b313eb0b3260007f8ec22369a44cdf6b5a6e025e71ab5b532c9c735a027b701b990fed5c97307081a41645c8e03df3ecc3679a0ff428b542386d5f17ef43529f11df36ee54cea16e488d6d7fbd6ecf064c22bf9b331858bc45525819be40287cb02"}, {0x18, 0x1ff, 0x1, 'b'}, {0xc0, 0x113, 0x8, "969e06805e36a0dbe0c7cffa504d2a7aa7f9943d8aea9c654f01f3dc33dc0be16368b0a92878119e171827b8119ce889eabd23f0cd3e17b8d03ac34ee861d0ce4bebb4313d096c1faf035f5f1d5f523a53450717f5892530f16fc27a7dc8b68374a666de8b566715c9730193a9cd78513148b69fdb72db56660104a3a60ff7dd792f64958048782f469108c2d7f3521c8514ad84695f975eed169f1f5a13331fa417b23a2af130729c4555b313"}, {0xb8, 0x0, 0x401, "9c875db8650b9784a9ed309dd34f71f807f128c443b7bb91c0a22dc2142525b7e39871c438c849608377d702f0660d6e1fd4ca553ec4673db57075ac00805abdd8c4583f1a359e223338d2873e263befcbfe3bf8b1f5aeae27ae74fa1d281f5c686719e03cf513a9b7e7179c04fb946d85b2f6ccdeb0783c6f4bd3fd5d29f9e3d9efe60776abf4544f1abce8553dca4431534c4d0e2759960fafa8fde7e20ba3e1170fa8296e"}, {0x30, 0x6, 0x0, "f92fcd279e99a30b63fe2ff27b07d07e00104d614f72b7c602064701a3f239fb"}, {0x80, 0x1, 0x1000, "4f752c0b7f88a89636f4d3ba5662ff496b357da78fdbee38cc45ec55caad01ae0f4dd348dca41658b81639123695d3700d136ba27ba8e71b1902757d3d6dfc43abd100b22f0998fd2ed3bfe59eea98d0916a3e4564d66a0a9978bc25ea80fac844cdb79647335539897f8708"}, {0x90, 0x0, 0x9, "30864ccb605a5b9afbb136181054759fdbef0e898f1b37cba02c1be49deb3a1c8d41b45230c4c5cceba48dd30800c6278d21b638829134d6fad8544e5ac85fcdbad303138ab86807e61ca01c1e7a2f410e5c9b3c3274e5d5ef341530073387beec6ab01260f554e971980d43b832f9416ffa23aa5b7aa5846fccaed91af3"}], 0x410, 0x20000010}, 0x400c000) 2018/04/03 19:22:30 executing program 7: r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x10000000005}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0x0, 0xff, 0x8}, 0xc) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r1, &(0x7f0000000080)="93011c277705753875069384639668b09caa02ffaa52be10e35cec403982a4714b3752b2f1e7ed7d173691e8782fd12bc670c8e6f65e15ce0695f12d9dd40311110a02cb1a3f0eb142d22ebcc799518870d89271a583561213a34a75aa14e33933053ed220e7abc287403d27907b995886d8e28f9f3757148e9e138dec17d8f56f22f600319c8b403af298b6438bb4ba93a675", &(0x7f0000000140)="a04bd239c062129f3686ff6b9bf4c9fbe70db0d08cdec96fadbc02a87355cd3957c647418012252eec47bafb302ac3a87f4ce342b790dec61324732f7cbe1c18ace950cda2af78af121809a73b1ae8bcbf4074e13985715a858c20ff9dc96f399efbc26eb9c8f24b84d8"}, 0x20) close(r0) 2018/04/03 19:22:30 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x207}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18aa04000001a318938c114555dbab6609ea315b00000000000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$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, &(0x7f0000002ac0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = perf_event_open(&(0x7f0000000180)={0x5, 0x70, 0x2, 0x8, 0x20, 0x800000000, 0x0, 0x2dc0, 0x1000, 0x8, 0x8000, 0x10000, 0x44b1cdb7, 0x7, 0x2, 0x3, 0x2, 0x3, 0x9, 0x5, 0x0, 0x1, 0x1000000000, 0x8, 0x4, 0x0, 0x0, 0x6, 0xefd7, 0x400, 0x8c6, 0x0, 0x45, 0x0, 0x0, 0x1, 0x1, 0x2, 0x0, 0x80000000, 0x1, @perf_config_ext={0x3, 0x3ff}, 0x0, 0x0, 0x7, 0x7, 0x7ff, 0x100000000, 0x7}, 0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r1) 2018/04/03 19:22:30 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:30 executing program 6 (fault-call:1 fault-nth:17): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:30 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff}) close(r0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xf, 0x3f, 0xbbc, 0xfffffffffffffffd, 0xd6424cd3930306c5, 0xffffffffffffffff, 0x360}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000001200)={&(0x7f00000011c0)='./file0\x00', r1}, 0x10) getpid() bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001180)={r1, &(0x7f0000000080)="a76c32515108bfa51dcd587a6fa9fa59b5bdde4e60c426ac928ee81325cfff7d4dc2de79c111fd63d002e9f95c6931f724f61a15510381028846f2ec5290724bc99382658324f9e0d5c127e2b656351c48994558d03265bf6e1e6e0a057ad494c489c4ee8952b9710647baee28c841f42671645e0bf79112ec799b2c76c1505e872a78523edb3c6f9cd365c3245c4110bcc16caca22fc748cdce57a688e96676384f4dfd750d3b3e02773ddb1775e8768cb1b6c50c80b6a8904a75ee2e383726299c3803bec77b4b789151b0e33e2de0a7ef0d0528", &(0x7f0000000180)="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"}, 0x20) socketpair(0xb, 0x7, 0x4, &(0x7f0000001240)) 2018/04/03 19:22:30 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair(0x28, 0x1, 0x0, &(0x7f0000000000)={0x0}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x0) recvmsg$kcm(r3, &(0x7f0000001480)={&(0x7f00000000c0)=@rc, 0x80, &(0x7f0000000400)=[{&(0x7f0000000140)=""/113, 0x71}, {&(0x7f00000001c0)=""/147, 0x93}, {&(0x7f0000000280)=""/16, 0x10}, {&(0x7f00000002c0)=""/48, 0x30}, {&(0x7f0000000300)=""/252, 0xfc}], 0x5, &(0x7f0000000480)=""/4096, 0x1000, 0xfffffffffffffffb}, 0x40000100) ioctl$PERF_EVENT_IOC_DISABLE(r2, 0x2401, 0xfffffffffffffff9) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) [ 305.084668] FAULT_INJECTION: forcing a failure. [ 305.084668] name failslab, interval 1, probability 0, space 0, times 0 [ 305.095982] CPU: 1 PID: 24467 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 305.103261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.112612] Call Trace: [ 305.115203] dump_stack+0x194/0x24d [ 305.118817] ? arch_local_irq_restore+0x53/0x53 [ 305.123466] ? __save_stack_trace+0x7e/0xd0 [ 305.127771] should_fail+0x8c0/0xa40 [ 305.131464] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.136544] ? kasan_kmalloc+0xad/0xe0 [ 305.140411] ? kmem_cache_alloc_trace+0x136/0x740 [ 305.145231] ? __memcg_init_list_lru_node+0x169/0x270 [ 305.150398] ? __list_lru_init+0x544/0x750 [ 305.154610] ? sget_userns+0x691/0xe40 [ 305.158474] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 305.163206] ? do_mount+0xea4/0x2bb0 [ 305.166897] ? SyS_mount+0xab/0x120 [ 305.170501] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 305.175846] ? find_held_lock+0x35/0x1d0 [ 305.179889] ? __lock_is_held+0xb6/0x140 [ 305.183936] ? check_same_owner+0x320/0x320 [ 305.188235] ? rcu_note_context_switch+0x710/0x710 [ 305.193145] should_failslab+0xec/0x120 [ 305.197101] kmem_cache_alloc_trace+0x4b/0x740 [ 305.201659] ? __kmalloc_node+0x33/0x70 [ 305.205608] ? __kmalloc_node+0x33/0x70 [ 305.209559] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.214562] __memcg_init_list_lru_node+0x169/0x270 [ 305.219561] ? list_lru_add+0x7c0/0x7c0 [ 305.223514] ? __kmalloc_node+0x47/0x70 [ 305.227470] __list_lru_init+0x544/0x750 [ 305.231511] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 305.237373] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 305.242367] ? __lockdep_init_map+0xe4/0x650 [ 305.246755] ? lockdep_init_map+0x9/0x10 [ 305.250797] sget_userns+0x691/0xe40 [ 305.254492] ? kernfs_sop_show_path+0x190/0x190 [ 305.259140] ? kernfs_sop_show_options+0x180/0x180 [ 305.264048] ? destroy_unused_super.part.6+0xd0/0xd0 [ 305.269135] ? check_same_owner+0x320/0x320 [ 305.273434] ? rcu_pm_notify+0xc0/0xc0 [ 305.277305] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.282296] ? kmem_cache_alloc_trace+0x459/0x740 [ 305.287113] ? lock_downgrade+0x980/0x980 [ 305.291243] kernfs_mount_ns+0x13d/0x8b0 [ 305.295282] ? kernfs_super_ns+0x70/0x70 [ 305.299325] sysfs_mount+0xc2/0x1c0 [ 305.302926] ? sysfs_kill_sb+0x40/0x40 [ 305.306790] ? alloc_pages_current+0xbe/0x1e0 [ 305.311263] ? security_sb_copy_data+0x81/0xb0 [ 305.315822] mount_fs+0x66/0x2d0 [ 305.319169] vfs_kern_mount.part.26+0xc6/0x4a0 [ 305.323727] ? may_umount+0xa0/0xa0 [ 305.327335] ? _raw_read_unlock+0x22/0x30 [ 305.331461] ? __get_fs_type+0x8a/0xc0 [ 305.335327] do_mount+0xea4/0x2bb0 [ 305.338848] ? copy_mount_string+0x40/0x40 [ 305.343061] ? rcu_pm_notify+0xc0/0xc0 [ 305.346929] ? copy_mount_options+0x5f/0x2e0 [ 305.351313] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.356307] ? kmem_cache_alloc_trace+0x459/0x740 [ 305.361128] ? kasan_check_write+0x14/0x20 [ 305.365343] ? copy_mount_options+0x1f7/0x2e0 [ 305.369817] SyS_mount+0xab/0x120 [ 305.373248] ? copy_mnt_ns+0xb30/0xb30 [ 305.377116] do_syscall_64+0x281/0x940 [ 305.380981] ? vmalloc_sync_all+0x30/0x30 [ 305.385108] ? _raw_spin_unlock_irq+0x27/0x70 [ 305.389583] ? finish_task_switch+0x1c1/0x7e0 [ 305.394056] ? syscall_return_slowpath+0x550/0x550 [ 305.398961] ? syscall_return_slowpath+0x2ac/0x550 [ 305.403866] ? prepare_exit_to_usermode+0x350/0x350 [ 305.408858] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 305.414202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.419032] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 305.424202] RIP: 0033:0x4552d9 [ 305.427369] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:31 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000001c0)) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) [ 305.435053] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 305.442301] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 305.449545] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 305.456790] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 305.464039] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000011 2018/04/03 19:22:31 executing program 7: socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) recvmsg(r0, &(0x7f000000e5b4)={&(0x7f000001aff0)=@can, 0x80, &(0x7f0000002000)=[{&(0x7f0000000000)=""/237, 0xed}, {&(0x7f0000000fdb)=""/37, 0x25}], 0x2}, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000002000)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f000001bff6)='syzkaller\x00', 0x1, 0x1d2, &(0x7f0000011000)=""/195}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000300)={r1, 0x0, 0xe, 0x84, &(0x7f00000002c0)="416fe71f79ef42537532367622c1", &(0x7f00000001c0)=""/132}, 0x28) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x1) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000180)={&(0x7f0000000140)='./file0\x00', 0x0, 0x8}, 0x10) 2018/04/03 19:22:31 executing program 6 (fault-call:1 fault-nth:18): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:31 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0/file0\x00', &(0x7f0000000180)='jfs\x00', 0x1000000, &(0x7f0000000280)="e06007cacb0e3b01872585e3c2cc1903e15aca08c60b2df65e26b99261d6e8f7f11a615ef7a9de42dc1b2ff7ca532cfc92fc5b4a087625ec7b15e597976e90fc0ec6219b1bfbb7dc767fb25dfc9c443a832d0ceb8cbb9cc85e861d84f99e14365823ea35ab72064c1115f37d13ffa906cc3beff3c442e8bb0a776f36d041f022af0e06f5f497cf0572b563b375a011b25de269500be5fbc8699de86453b81af35c0df8e51daf92eea2314fb53c30eb") r0 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r0, &(0x7f0000000340)={&(0x7f0000000480), 0x80, &(0x7f0000000980)=[{&(0x7f0000000500)=""/70, 0x46}, {&(0x7f0000000200)=""/6, 0x6}, {&(0x7f0000000580)=""/234, 0xea}, {&(0x7f0000000680)=""/85, 0x55}, {&(0x7f0000000700)=""/193, 0xc1}, {&(0x7f0000000800)=""/239, 0xef}, {&(0x7f0000000900)=""/124, 0x7c}], 0x7, &(0x7f0000000a00)=""/92, 0x5c, 0x3}, 0x40000060) recvmsg$kcm(r0, &(0x7f0000000d00)={&(0x7f0000000a80)=@ax25, 0x80, &(0x7f0000000c40)=[{&(0x7f0000000b00)=""/49, 0x31}, {&(0x7f0000000b40)=""/28, 0x1c}, {&(0x7f0000000b80)=""/180, 0xb4}], 0x3, &(0x7f0000000c80)=""/95, 0x5f, 0x2}, 0x40000000) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000100)='./file0/bus\x00', &(0x7f0000000140), 0xffffffffffffffff, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000380)="4d8800dfeb21dd66d6bb55ed38f8f6b59a0403f24cb3afe8420d48ea44bf2b241738eeaf3841ea3cfde03bc9f114589eefe25595dfa4513d0d7dd78698f6edebb8f359d0f7a670f89b89e310e515721633c3f8f15faa00b9f9925014b68f6f267f35d4fa55cabe6c17eb7899e54d3697309b34c6baba18546b5eadd18afd86195c298abe83b382bbf1a13b058097b04fb1b291f4fe4cba4bf3600beab129e180e498dae42bfaf18102e5a7b3f4ddbd09d87c1f4ab0227ded28d357e64685edc3c4969ea944f87fd3805c59f83db0c858bbf60054381d69d82cabfe33") sendmsg(r0, &(0x7f0000001140)={&(0x7f0000000d40)=@nfc_llcp={0x27, 0x1, 0x1, 0x1, 0xe7ce, 0x2, "9b7250aad00514f8b46ea9b01c0081eef41b8b2aa1d09cdab89b7fba758db5e755ea3a31139919fcedb1427982d2723164b7ab54b137483e7679c09b75fea9", 0x6}, 0x80, &(0x7f0000000dc0), 0x0, &(0x7f0000000e00)=[{0xc8, 0x105, 0x400, "ee8b5b621b94440250659391106523bbf9e47b8006ac65ed3259e9839a79258cd3d5ab4e421350c5df8e197d5477d37a374fc85762c2a48ac67e663c169cebd4608676127f28ed51ac78c6e6ff92289c225f35e8d0fa4dc2148c4c5b1c58163e392e6c3a5baf0ad6ff9f34c5be3b7200ed6f38d2a745cd5c7e0bef6a6dfddf870aaa3b3764d31c4c9056c1080fed988300c30eef7b95e3d0571c78be6d43fac27c3761aa8b09b9b8b9489452e2e88ce448"}, {0x48, 0x13f, 0x1000, "360516d019ccfc32d5e8bc65da3a1f6bd5b4f8f5b95545011c1a939c34aac3797a04b87c51b4845998b6477a786db518a2087f40"}, {0x28, 0x107, 0x80000000, "a767866554d5fe2a4c02b7d2d05a02ae8187b6ad24"}, {0xc8, 0x113, 0x100000001, "07aa9d1c21a81dc9a9d89be1961569c65702b83acecfec8e3d1437024e16e7b09072b28c0e34abd6d79359b9299b94da2dc26606436bd50db7f0351cd0d318bfd16e3cdec5911cc78641b00e92f828f19611d68a6794059f683c1d2a12f38cf44a7c30b8c5f55f4a213c3e20a92dcac9566eaa0c61143765a5cb56aa93b3ce2e2a1154ba81b7cee1adb939235dcb769ec394c4fa1615f7e19556a6e363f16341363bd6586a85f93889fb8d0fe0501b81d3e8e6a475389c36"}, {0x108, 0x86, 0xfff, "cc79740b31af4dfd5e750c19cc6654980aef4ba3740097302ef058a85f15f057af148f2cf8421986fdb8ae0e5cd5301571d57f18401d43fc722b9e883a233667999720d52165b25abb6dcdb5f55be096a37a90fa0e904735484cb104ce7c78d643cd969e87de14b26ccc34d697cfdeacf6a4915eb299618fdb8a203590defa4b46bb3ba049009b408ccdfd3b5274e944b2c475b10adb29341eccfd9de553e9db2c7393b9e69194fe8d2bdbbca1dff35d50bcddb15d53db0b7d8e513f69eed3f9b3c0b02b8ccbe8d22fd62e6413e24f0744cb5a2e08d6923a9b04a50bfdef7304ed1497165a15e15564ded27a09e31c26c6040427f4"}], 0x308, 0x10}, 0x4000) [ 305.523805] devpts: called with bogus options 2018/04/03 19:22:31 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000004c0)={0x10, 0x4, 0x4, 0x5, 0x0, 0x1}, 0x2c) r1 = gettid() socketpair(0xa, 0x0, 0x6, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000340)={0x0, 0x70, 0x5, 0x4, 0x100000001, 0x401, 0x0, 0x5, 0x20502, 0xb, 0x2c97, 0x7, 0x2, 0xffffffffffff7fff, 0xebf, 0x9, 0x401, 0x7, 0x200, 0x7, 0x0, 0x400, 0x2, 0x100000000, 0xa7b, 0x5, 0x9, 0x100000000, 0x8, 0x1ff, 0x80000000, 0x9, 0x6, 0x4, 0x3ff, 0x7f, 0x1, 0x5, 0x0, 0x200, 0x7, @perf_bp={&(0x7f0000000300), 0x2}, 0x0, 0x3, 0x7009, 0x6, 0x57, 0x4, 0x2}, r1, 0x1, r2, 0xb) socketpair$ax25(0x3, 0x5, 0xce, &(0x7f0000000200)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000300), &(0x7f0000000180)}, 0x20) r4 = gettid() r5 = perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x5, 0x5, 0xffffffffffffff81, 0x100000000, 0x0, 0xd55, 0x10040, 0xa, 0x6, 0xf63e, 0x4, 0xffffffff, 0x81, 0x9, 0x401, 0x2, 0x2, 0x8, 0x9, 0x8, 0xffff, 0xfffffffffffffeff, 0x100, 0x8, 0x6, 0x800, 0x100000000, 0xff, 0x20, 0xfff, 0x8, 0x1, 0x0, 0x5, 0x0, 0x8000, 0x0, 0xfff, 0x2, @perf_config_ext={0x0, 0x101}, 0x8, 0xffff, 0x3, 0x0, 0xd6, 0x1, 0x7fff}, r4, 0x7, 0xffffffffffffffff, 0x8) socketpair$packet(0x11, 0x4, 0x300, &(0x7f0000000400)) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000580)={r2, 0x50, &(0x7f0000000500)}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000700)={r3, 0x50, &(0x7f0000000680)={0x0, 0x0}}, 0x10) r7 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000640)=r6, 0x3ea) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000000c0)={r0, &(0x7f0000000040)="75b2f9e3538acc01ade6263123471a5f7ce0935b2bb16c9efe93c3cb560042027f9d4affc5b6143c482f35d2708f6b438740ba4a2cf1a617f7adac909e9583f4b37cd8fa96c99a9d9e9cdf1ffd4639cfa8eba304d9219bb30f1e3b6c18", &(0x7f0000000240)=""/159}, 0x18) ioctl$PERF_EVENT_IOC_SET_BPF(r5, 0x40042408, r7) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000000000)={r3}) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x2400, 0x2) socketpair(0x17, 0x80006, 0x6, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000440)={r8, 0x28, &(0x7f0000000100)}, 0x10) 2018/04/03 19:22:31 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x21, 0x0, 0x0, 0x0, 0x0, 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) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x2) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:31 executing program 5: [ 305.611584] gfs2: path_lookup on ./file2 returned error -2 [ 305.615352] FAULT_INJECTION: forcing a failure. [ 305.615352] name failslab, interval 1, probability 0, space 0, times 0 [ 305.628557] CPU: 0 PID: 24490 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 305.635824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.645166] Call Trace: [ 305.647742] dump_stack+0x194/0x24d [ 305.651359] ? arch_local_irq_restore+0x53/0x53 [ 305.656019] ? __save_stack_trace+0x7e/0xd0 [ 305.660331] should_fail+0x8c0/0xa40 [ 305.664033] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 305.669116] ? kasan_kmalloc+0xad/0xe0 [ 305.672996] ? kmem_cache_alloc_trace+0x136/0x740 [ 305.677850] ? __memcg_init_list_lru_node+0x169/0x270 [ 305.683025] ? __list_lru_init+0x544/0x750 [ 305.687237] ? sget_userns+0x691/0xe40 [ 305.691105] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 305.695836] ? do_mount+0xea4/0x2bb0 [ 305.699528] ? SyS_mount+0xab/0x120 [ 305.703136] ? do_syscall_64+0x281/0x940 [ 305.707176] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 305.712523] ? find_held_lock+0x35/0x1d0 [ 305.716569] ? __lock_is_held+0xb6/0x140 [ 305.720620] ? check_same_owner+0x320/0x320 [ 305.724925] ? rcu_note_context_switch+0x710/0x710 [ 305.729841] should_failslab+0xec/0x120 [ 305.733799] kmem_cache_alloc_trace+0x4b/0x740 [ 305.738360] ? __kmalloc_node+0x33/0x70 [ 305.742311] ? __kmalloc_node+0x33/0x70 [ 305.746265] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.751267] __memcg_init_list_lru_node+0x169/0x270 [ 305.756267] ? list_lru_add+0x7c0/0x7c0 [ 305.760223] ? __kmalloc_node+0x47/0x70 [ 305.764183] __list_lru_init+0x544/0x750 [ 305.768229] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 305.774094] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 305.779089] ? __lockdep_init_map+0xe4/0x650 [ 305.783479] ? lockdep_init_map+0x9/0x10 [ 305.787522] sget_userns+0x691/0xe40 [ 305.791213] ? kernfs_sop_show_path+0x190/0x190 [ 305.795865] ? kernfs_sop_show_options+0x180/0x180 [ 305.800775] ? destroy_unused_super.part.6+0xd0/0xd0 [ 305.805866] ? check_same_owner+0x320/0x320 [ 305.810166] ? rcu_pm_notify+0xc0/0xc0 [ 305.814045] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.819040] ? kmem_cache_alloc_trace+0x459/0x740 [ 305.823858] ? lock_downgrade+0x980/0x980 [ 305.827995] kernfs_mount_ns+0x13d/0x8b0 [ 305.832042] ? kernfs_super_ns+0x70/0x70 [ 305.836088] sysfs_mount+0xc2/0x1c0 [ 305.839695] ? sysfs_kill_sb+0x40/0x40 [ 305.843562] ? alloc_pages_current+0xbe/0x1e0 [ 305.848043] ? security_sb_copy_data+0x81/0xb0 [ 305.852605] mount_fs+0x66/0x2d0 [ 305.855952] vfs_kern_mount.part.26+0xc6/0x4a0 [ 305.860513] ? may_umount+0xa0/0xa0 [ 305.864121] ? _raw_read_unlock+0x22/0x30 [ 305.868247] ? __get_fs_type+0x8a/0xc0 [ 305.872116] do_mount+0xea4/0x2bb0 [ 305.875639] ? copy_mount_string+0x40/0x40 [ 305.879852] ? rcu_pm_notify+0xc0/0xc0 [ 305.883726] ? copy_mount_options+0x5f/0x2e0 [ 305.888112] ? rcu_read_lock_sched_held+0x108/0x120 [ 305.893106] ? kmem_cache_alloc_trace+0x459/0x740 [ 305.897925] ? kasan_check_write+0x14/0x20 [ 305.902144] ? _copy_from_user+0x99/0x110 [ 305.906272] ? copy_mount_options+0x1f7/0x2e0 [ 305.910747] SyS_mount+0xab/0x120 [ 305.914177] ? copy_mnt_ns+0xb30/0xb30 [ 305.918048] do_syscall_64+0x281/0x940 [ 305.921914] ? vmalloc_sync_all+0x30/0x30 [ 305.926041] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 305.931556] ? syscall_return_slowpath+0x550/0x550 [ 305.936465] ? syscall_return_slowpath+0x2ac/0x550 [ 305.941379] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 305.946722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.951547] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 305.956716] RIP: 0033:0x4552d9 [ 305.959885] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 305.967572] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 305.974819] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 305.982068] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 305.989316] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 305.996564] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000012 2018/04/03 19:22:31 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0xffffffff, 0x62, 0x18}, 0xc) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000140)={r0, 0x28, &(0x7f0000000100)}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000200)={r0, 0x28, &(0x7f00000001c0)}, 0xc8a287fe671f4829) [ 306.117244] devpts: called with bogus options [ 306.146246] gfs2: path_lookup on ./file2 returned error -2 2018/04/03 19:22:32 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) r2 = getpid() perf_event_open(&(0x7f00000000c0)={0x6, 0x70, 0x28, 0x8000, 0x0, 0x800, 0x0, 0x8000, 0x200, 0x0, 0x8, 0x4, 0x8000, 0x8b5, 0x8, 0x100000000, 0x1, 0x7, 0xfffffffffffffffe, 0x8, 0x80000001, 0x40, 0x83a1, 0x1d79, 0x3, 0x0, 0x3, 0x1ff, 0x0, 0x400, 0x4, 0x4, 0xd4, 0x2, 0x5, 0x7fff, 0xe6c, 0x8, 0x0, 0xbf98, 0x1, @perf_bp={&(0x7f0000000080), 0x2}, 0x101, 0x4, 0x2, 0x1, 0x84, 0x9, 0x7ff}, r2, 0xa, r0, 0x1) 2018/04/03 19:22:32 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0xcd}, 0x2c) r1 = bpf$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$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000300)={r0, &(0x7f0000000200)="561f4f3054c434bf90a8d8e04e8d69ff38c2c8816408963664efbf2bbbbf0bff7b4c1eff941283da86a97c8e8dfc96c20445a4da8ed1c3f037779aeeea3844580f90090f337ec7769eab6216c8d1729c499e846fb22099d6f7faa56bd1e4ae81ee383038924e0f39d1bb1dd5c457663f3f856a23684f22d14537e06d18bfbffd0c3990bffcc890282f8f3c4c63da8f831253696b7116a90ca642028db1f6896bdcfc05ed7b53d95507c3d2ae2679aefff0eee6beadc7652e86f88217b39bf41646733b2f8eac5c9b0bfefad1a37f30646f", &(0x7f0000000080)}, 0x18) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x9, 0x4c, 0x0, 0x80000000, 0x6, r0, 0x1ff}, 0x2c) r3 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, @perf_bp={&(0x7f0000389000)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_BPF(r3, 0x40042408, r1) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000001a80)={0xffffffffffffffff, &(0x7f00000000c0)="b822b6a7feb17359e1ce29d99a69e083392dc50ff1fb635a5849d2f5916ae2fdc24e95"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) r4 = gettid() perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x2, 0xc89, 0x200, 0xb5, 0x0, 0x9, 0x0, 0x6, 0x1, 0x9, 0x7, 0x3, 0x2, 0x2, 0x8, 0x1, 0x100000000, 0x4, 0x5, 0x0, 0x0, 0x9, 0x8000, 0x9, 0x1, 0xb3b5, 0x7fffffff, 0x0, 0x5, 0x5, 0xd927, 0x8, 0x9, 0x3f, 0x5, 0x100000000, 0x0, 0x7, 0x6, @perf_bp={&(0x7f0000000040), 0x4}, 0x6106, 0x8000, 0x20, 0x0, 0x2, 0x6, 0x1}, r4, 0x4, r3, 0x2) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x6, 0x9, 0x81, 0xee, 0x7, r2, 0x3f}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000340)={0x8, 0xffffffff, 0x2, 0xf79d, 0x1329413117b46781, 0xffffffffffffffff, 0x80000001}, 0x2c) 2018/04/03 19:22:32 executing program 2: recvmsg(0xffffffffffffffff, &(0x7f0000025d80)={&(0x7f0000024540)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000024cc0)=[{&(0x7f00000245c0)=""/116, 0x74}, {&(0x7f0000024640)=""/92, 0x5c}, {&(0x7f00000246c0)=""/24, 0x18}, {&(0x7f0000024700)=""/59, 0x3b}, {&(0x7f0000024740)=""/179, 0xb3}, {&(0x7f0000024800)=""/252, 0xfc}, {&(0x7f0000024900)=""/236, 0xec}, {&(0x7f0000024a00)=""/219, 0xdb}, {&(0x7f0000024b00)=""/194, 0xc2}, {&(0x7f0000024c00)=""/171, 0xab}], 0xa, &(0x7f0000024d80)=""/4096, 0x1000, 0x6d926b1}, 0x2040) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000025dc0)={0x0, 0x200000000000036f, &(0x7f0000000040)=ANY=[@ANYBLOB="1800000000000000000000000280110011772afe1700f78061187c"], &(0x7f0000000080)="736dbf8d8bdccf84ea00", 0x6, 0xfffffffffffffe05, &(0x7f0000000180)=""/206, 0x3, 0x1, [], r0}, 0x48) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000340)={&(0x7f0000000300)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000600)={r1, 0x0, 0x95, 0xd5, &(0x7f0000000440)="ba98ceb2081fbcd75d0dd458c2c5fdd84da3218be6ef628a3fc32db61e080277828ce3de79f100aa355494c62a1fd03a902f63acb63b019cd631581365f77f0828a3929013c4736ae1e12f8dbb0a80e21a8a63f8160ec99ea0a4368d2c998ca3e316b7f531a3be7d0dd815c9da3b9c0f8f3e3d324a23c376a9f84e02a25f18699d50d4a119b48714ed684d2ce58239a64f42f2686a", &(0x7f0000000500)=""/213, 0x5, 0x4}, 0x28) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000400)={&(0x7f00000003c0)='./file0\x00', 0x0, 0x8}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000380)={&(0x7f0000000000)='./file0\x00', r2}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0xe, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="180000000000000000000000000000000500000000000000000000000000001c9500000000000000"], &(0x7f0000000200)='syzkaller\x00', 0x1, 0xbb, &(0x7f00000000c0)=""/187}, 0x48) 2018/04/03 19:22:32 executing program 6 (fault-call:1 fault-nth:19): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:32 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f00000001c0)={&(0x7f00000000c0)='./file0/bus\x00', 0x0, 0x18}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:32 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x232010, &(0x7f00000004c0)) socketpair(0x0, 0x4, 0x8187, &(0x7f0000000000)={0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000400)={&(0x7f0000000040)=@nl=@proc, 0x80, &(0x7f0000000500)=[{&(0x7f00000001c0)=""/75, 0x4b}, {&(0x7f0000000280)=""/178, 0xb2}], 0x2, &(0x7f0000000440)=""/162, 0xee, 0x3}, 0x40000100) 2018/04/03 19:22:32 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xe, 0x4000000000000004, 0x4, 0x1934, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000480)={r0, &(0x7f0000000140), &(0x7f0000000180)="03d8"}, 0x20) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000001c0)={r0, 0x28, &(0x7f0000000140)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000200)={r1, 0x200}, 0xc) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000240)) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000280)='bdev\x00', 0x4000, &(0x7f0000000100)="7095fdc51c0379ca409a") 2018/04/03 19:22:32 executing program 5: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffff9c, 0x50, &(0x7f0000000040)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000100)=r0, 0x4) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) [ 306.587604] FAULT_INJECTION: forcing a failure. [ 306.587604] name failslab, interval 1, probability 0, space 0, times 0 [ 306.598931] CPU: 1 PID: 24551 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 306.606207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.615557] Call Trace: [ 306.618149] dump_stack+0x194/0x24d [ 306.621791] ? arch_local_irq_restore+0x53/0x53 [ 306.626549] ? __save_stack_trace+0x7e/0xd0 [ 306.630880] should_fail+0x8c0/0xa40 [ 306.634600] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 306.639702] ? kasan_kmalloc+0xad/0xe0 [ 306.643572] ? kmem_cache_alloc_trace+0x136/0x740 [ 306.648396] ? __memcg_init_list_lru_node+0x169/0x270 [ 306.653565] ? __list_lru_init+0x544/0x750 [ 306.657777] ? sget_userns+0x691/0xe40 [ 306.661649] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 306.666384] ? do_mount+0xea4/0x2bb0 [ 306.670082] ? SyS_mount+0xab/0x120 [ 306.673693] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 306.679047] ? find_held_lock+0x35/0x1d0 [ 306.683092] ? __lock_is_held+0xb6/0x140 [ 306.687145] ? check_same_owner+0x320/0x320 [ 306.691452] ? rcu_note_context_switch+0x710/0x710 [ 306.696369] should_failslab+0xec/0x120 [ 306.700347] kmem_cache_alloc_trace+0x4b/0x740 [ 306.704911] ? __kmalloc_node+0x33/0x70 [ 306.708865] ? __kmalloc_node+0x33/0x70 [ 306.712822] ? rcu_read_lock_sched_held+0x108/0x120 [ 306.717822] __memcg_init_list_lru_node+0x169/0x270 [ 306.722821] ? list_lru_add+0x7c0/0x7c0 [ 306.726776] ? __kmalloc_node+0x47/0x70 [ 306.730737] __list_lru_init+0x544/0x750 [ 306.734785] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 306.740650] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 306.745648] ? __lockdep_init_map+0xe4/0x650 [ 306.750043] ? lockdep_init_map+0x9/0x10 [ 306.754089] sget_userns+0x691/0xe40 [ 306.757783] ? kernfs_sop_show_path+0x190/0x190 [ 306.762439] ? kernfs_sop_show_options+0x180/0x180 [ 306.767351] ? destroy_unused_super.part.6+0xd0/0xd0 [ 306.772444] ? check_same_owner+0x320/0x320 [ 306.776744] ? rcu_pm_notify+0xc0/0xc0 [ 306.780622] ? rcu_read_lock_sched_held+0x108/0x120 [ 306.785617] ? kmem_cache_alloc_trace+0x459/0x740 [ 306.790437] ? lock_downgrade+0x980/0x980 [ 306.794571] kernfs_mount_ns+0x13d/0x8b0 [ 306.798613] ? kernfs_super_ns+0x70/0x70 [ 306.802661] sysfs_mount+0xc2/0x1c0 [ 306.806267] ? sysfs_kill_sb+0x40/0x40 [ 306.810139] ? alloc_pages_current+0xbe/0x1e0 [ 306.814618] ? security_sb_copy_data+0x81/0xb0 [ 306.819182] mount_fs+0x66/0x2d0 [ 306.822535] vfs_kern_mount.part.26+0xc6/0x4a0 [ 306.827099] ? may_umount+0xa0/0xa0 [ 306.830709] ? _raw_read_unlock+0x22/0x30 [ 306.834836] ? __get_fs_type+0x8a/0xc0 [ 306.838706] do_mount+0xea4/0x2bb0 [ 306.842239] ? copy_mount_string+0x40/0x40 [ 306.846452] ? rcu_pm_notify+0xc0/0xc0 [ 306.850325] ? copy_mount_options+0x5f/0x2e0 [ 306.854711] ? rcu_read_lock_sched_held+0x108/0x120 [ 306.859708] ? kmem_cache_alloc_trace+0x459/0x740 [ 306.864533] ? kasan_check_write+0x14/0x20 [ 306.868747] ? _copy_from_user+0x99/0x110 [ 306.872877] ? copy_mount_options+0x1f7/0x2e0 [ 306.877357] SyS_mount+0xab/0x120 [ 306.880791] ? copy_mnt_ns+0xb30/0xb30 [ 306.884664] do_syscall_64+0x281/0x940 [ 306.888530] ? vmalloc_sync_all+0x30/0x30 [ 306.892659] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 306.898177] ? syscall_return_slowpath+0x550/0x550 [ 306.903095] ? syscall_return_slowpath+0x2ac/0x550 [ 306.908008] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 306.913361] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.918191] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 306.923358] RIP: 0033:0x4552d9 [ 306.926527] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:32 executing program 2: perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x1000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$inet(0x1e, 0x804, 0x0, &(0x7f0000000000)={0x0, 0xffffffffffffffff}) getpid() close(r1) socketpair(0x3, 0x2, 0xffffffffffffffff, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r2, 0x89e1, &(0x7f0000000140)={r1}) ioctl$PERF_EVENT_IOC_DISABLE(r2, 0x2401, 0x1) sendmsg(r0, &(0x7f0000000080)={&(0x7f0000f18000)=@in={0x1e, 0x0, @multicast1=0xe0000001}, 0x80, &(0x7f0000000100), 0x89, &(0x7f00000000c0)}, 0x0) recvmsg(r2, &(0x7f0000018bc0)={&(0x7f0000016780)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, 0x80, &(0x7f0000017b40)=[{&(0x7f0000016800)=""/4096, 0x1000}, {&(0x7f0000017800)=""/20, 0x14}, {&(0x7f0000017840)=""/191, 0xbf}, {&(0x7f0000017900)=""/85, 0x55}, {&(0x7f0000017980)=""/209, 0xd1}, {&(0x7f0000017a80)=""/176, 0xb0}], 0x6, &(0x7f0000017bc0)=""/4096, 0x1000, 0xfbf}, 0x0) sendmsg$kcm(r2, &(0x7f0000019180)={&(0x7f0000018c00)=@can={0x1d, r3}, 0x80, &(0x7f0000019040)=[{&(0x7f0000018c80)="29d8e8ef2ec680a070699d7949b472362e62d5de87fcea324a3856af719c9a275ed7a58e09032c89cd8729fb35058c3ad354e8fe331235297adf0eb87d075a458880b3c5ce49b3efb0dd768c0fc2899f84c80dd2258c911503fddf2ba489180f2bfa787155ac72ae14c5dcda8fc6e66252d68c3d6fde41d720e6589d4ffe0d51fb0d3c7c7f171edee3588f28129b11f522935f355f361ed7fe", 0x99}, {&(0x7f0000018d40)="a6c29af118c392a1697e8b9d7160da003e3a5a023cb5462adced2b2da16ad8941407e6396809fc3002d82daf85e45237ab0198823d584a40d0a548fa8391b1eafbdddeb5448ff80057e65a73154438f73c27518ed89fbd2b29d36725c04b71807af922f82ea9809ef3b68242770b71d2bc44700a089c620ba8e95dfbb76d47b16d30c672ee70e2c1f7591c64769cca9fb7206d566426c5fa8c4fc5dce82f875ef23b3bf3bf97c3a0fbd58a1e9f1ae50504a3363bd0d0288662fafc34b5376d593e6586f09300e272b961e566968990e24ebad47b94f7b2e2680f2061ee06dbb8b3d8b2a72096caff39894d8d2daf34b7c9", 0xf1}, {&(0x7f0000018e40)="39d720330092b08c67c2396c816fe2be4095253487a37df2d0174051492d748876ed26f57906b66c0b15cf9a06c3a2263bb357eb9194125e66843e7896175464b54f2649ec60a067c124797e777f4f0adcafbd79e351c7e50ce879dde12f131711c03b940d6b7f565f0fada8adde1059bf436e01cc5d74dfcbbb5e86c396afa1f0ecc84c251ca5eb8547643f65e3a6b612b9661f9f0a5eae685fb80ff54e27fd9c34e8", 0xa3}, {&(0x7f0000018f00)="f9aa81267ac2aa7e730e806a5731cfda2a9463f19cf2849430e6ecf6e551a26eb22695fa8494d0aa", 0x28}, {&(0x7f0000018f40)="e4cf64a9b817b5297a9ca51fd4e6a3f3d8bd1ef5d5c0", 0x16}, {&(0x7f0000018f80)="4c18b1cfe03f54eb54fbda6c9c40eb6b3ca92e7630d7eeb965ed7b747fc9324bbe76080cbeed34d07de9c258d3f9cedc637b18a0b0f991326b5dc45e3306ac2f0f08d414207cedb68c98a2e89f66cfb2291a20daab75958989898e8ae32801735436866b9616e61562b5b15d62c66b77be45a57d08a78a1b6000fe421caf4287e5bc0a5c6b84a3ca0530d453dcfe8cf61cc7c0eaade6e7391295748999ddba88a1813594f29bca7ce90af9e8f84efd495471699a9ceb", 0xb6}], 0x6, &(0x7f00000190c0)=[{0xb8, 0x109, 0xddaf, "0ad32cdd422b2de8900f541e976bb3bae6a5c59d580a145cf8ad92b9243c0d72ff8e52de1aa065ef952435690c05f5668deea721ec6cc7b5600112243209ecd042176a66c72e00b6cd19171ac2b47b6f9860c141b8229f67298fb14824d9b5d5221329ac24843e157b9ebc6a5e91ed12c2906a0b4eb9eade36f3cb1019b285faef5f1822fe5ea6d1ec689196a69164f76f36c132219054ca0775f0131721fc935e4d"}], 0xb8, 0x40810}, 0x0) 2018/04/03 19:22:32 executing program 3: socketpair(0x13, 0xa, 0xe1ba, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x3782c979) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) [ 306.934218] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 306.941465] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 306.948712] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 306.955961] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 306.963212] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000013 2018/04/03 19:22:32 executing program 7: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0x3b7, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000004c40)={&(0x7f0000004980)=@can={0x0, 0x0}, 0x80, &(0x7f0000004c00)=[{&(0x7f0000004a00)=""/193, 0xc1}, {&(0x7f0000004b00)=""/99, 0x63}, {&(0x7f0000004b80)=""/82, 0x52}], 0x3, 0x0, 0x0, 0xeee}, 0x2000) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000280)={&(0x7f0000000200)='./file0\x00', 0x0, 0x10}, 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000002c0)={&(0x7f00000001c0)='./file0\x00', r2}, 0x10) r3 = socket$kcm(0x29, 0x5, 0x0) setsockopt$sock_attach_bpf(r3, 0x1, 0x32, &(0x7f0000000300)=r2, 0x4) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x5, 0x2, &(0x7f0000000180)=ANY=[@ANYBLOB="1800000000000000000000000000000095000000"], &(0x7f0000004cc0)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f0000000080)=""/251, 0x0, 0x0, [], r1}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r4) getpid() mkdir(&(0x7f0000000740)='./file0\x00', 0x10) 2018/04/03 19:22:32 executing program 5: socketpair(0x5, 0x800, 0x9, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x81) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000040)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socketpair$inet(0x2, 0xf, 0xfffffffffffffffe, &(0x7f0000000080)) 2018/04/03 19:22:32 executing program 6 (fault-call:1 fault-nth:20): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:32 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x5) r0 = socket$kcm(0x29, 0x0, 0x0) sendmsg$kcm(r0, &(0x7f0000001400)={&(0x7f00000002c0)=@pptp={0x18, 0x2, {0x3, @rand_addr=0xffffffffffffffff}}, 0x80, &(0x7f00000013c0)=[{&(0x7f0000000340)="a7eb3d0205b53487b61972a7", 0xc}, {&(0x7f0000000380)="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", 0x1000}, {&(0x7f0000001380)="da0c2e480865ce4d0a53bd4fcbea297697d1586d10d672f5", 0x18}], 0x3}, 0x20008040) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='f2fs\x00', 0x100004c, &(0x7f00000000c0)='M') socketpair(0x0, 0xa, 0x401, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000280)={&(0x7f0000000000)='./file1\x00', r1}, 0x10) 2018/04/03 19:22:32 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0xc, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="85000000220000000700000000009b009500000000000000"], &(0x7f00000001c0)="73797a6b616c6c65720001be826e8f833152f795b4d9f4bc3ea582523aed371b084fccfc3d2ef2cbe65d30642ca8dcd0f8479be52e66937908f1d8112489e8099d9d4edb806d81189c0fbb6818d028546c35d3363d54db0db780f54977ae6359d617c1d233d8e18abfc75f9a76cd8e1f77583bc02f07a33de6f304e95db82fd4da55ebd25162df6f88e7d1bb0654ffb31e008967", 0x1, 0x99, &(0x7f000000d000)=""/153}, 0x48) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x0, 0x0, 0xfff, 0x2, 0xffffffffffffffff, 0xe4e}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r1, &(0x7f0000000280)="0231975af070890e75c6ed601b2eef19ef26bfad2b0af02f32383043d458ee650b79eae8121c3a7158d8b1e3e7f8b72a5e42abd7f2d11eeb3d9d7dbf3b541065b32e44146099f7ff84e1c70be1ba6d8d5d7582c3d009af2f42cae2ec8b0b3a10bab171455b4a34a5b9db538c66bfbfaf7a83eb19e21f6a14069baf6729b0779b3e95845ef9e3a7e02c99eaf17a91bdf3a2e4165e4a0508ff20917626acc7a233b7eff2619749d8753a70f7710294606e68b539876c9ee337d540f43367cba2b4a9477671a44b5a8bbd0c8d2d94b673b29a418d51d38117b234ac1e9f22bc6871c5098ea4a85730b5731191a9de2bd1da73f822300b90aaf5", &(0x7f0000000140), 0x1}, 0x20) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000380)={&(0x7f0000000140)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000007c0)={r0, 0x0, 0x22, 0x1000, &(0x7f0000000100)="288b668bb5c352f6677505000800890100000000200002ca6b466f1cf85ede007c54", &(0x7f0000002580)=""/4096}, 0x28) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00000003c0)) 2018/04/03 19:22:32 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000001c0)={r0, 0x0, 0xe8, 0x4e, &(0x7f0000000280)="e1d4eb60c66ea6cd18d3cd47d7c98b425adef8c311f1ff25b2788af80d2550627c8fc36e0e344761ec0c7646f8728b6a4d004fdb231ca57e2b432ec0568b3b1fee285a44b51f0c0d9793ee282394fc9ea9104d3053e3275384904e5608fda058b0a947b4c766c622f1ef880bf3e2f4ba9fac3643edfc4885ff3f7c1ee0ae91cb7c128d0cac4e241f343785c11ead20b6f930856f8a3c0c469bb01fc31cc56dafd64ebd3cdf9c074e734f4cee1906d66f46e3956b223b6df379675e1aa9b369afdf2d032281f41f0a5b4f0603ccd1d923ecd7053799018a0dd19594c01d74016c6a7bd1a259b19289", &(0x7f0000000080)=""/78, 0x57, 0x79b}, 0x28) socketpair(0x2, 0x8080a, 0x5, &(0x7f0000000200)) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) close(r0) bpf$OBJ_GET_MAP(0x7, &(0x7f00000003c0)={&(0x7f0000000380)='/\x00', 0x0, 0x10}, 0x10) 2018/04/03 19:22:32 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000240)={0x1, 0x2, 0x7e1, 0x7, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0xd, 0xfffffffffffffffe, 0x5, 0xf4, 0x4, r0, 0x6}, 0x2c) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000200)={r1, &(0x7f00000000c0)="351637ab14aa711fe23f71b550b1c9e2fdd77f7ce7d05cda7021f6f529f64e41a7fca66736c788cc6fd504320ac0c9f49671843639f799c0ae78238ea17055b40bbfeb45b8073b64dfc9d0c2d99be1a3e6fa2ecfa96fcde1dcf8c99f3f6560210a816829a948d987b30aa07c02a264e1334beb4deb8a9a20a0c97fd7053148f2ca66cbc42b34843724fee490f8e12b518a4e6e55c97ceb2a99d8d235bec3caef1f6f526427", &(0x7f0000000180)="60294b720d0dc5d00d9064f2e5f8e2b43d0c000040b9704f66ba04009ca44d2d3a185231f4c4e956c9fb31050bbeeeb56d9e339b7e9f9e976168907dc01d35760cc567b14cd35b932ea2", 0x3}, 0x20) [ 307.165142] FAULT_INJECTION: forcing a failure. [ 307.165142] name failslab, interval 1, probability 0, space 0, times 0 [ 307.176468] CPU: 1 PID: 24595 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 307.183742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.193093] Call Trace: [ 307.195665] dump_stack+0x194/0x24d [ 307.199276] ? arch_local_irq_restore+0x53/0x53 [ 307.203926] ? __save_stack_trace+0x7e/0xd0 [ 307.208230] should_fail+0x8c0/0xa40 [ 307.211923] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.217007] ? kasan_kmalloc+0xad/0xe0 [ 307.220879] ? kmem_cache_alloc_trace+0x136/0x740 [ 307.225700] ? __memcg_init_list_lru_node+0x169/0x270 [ 307.230952] ? __list_lru_init+0x544/0x750 [ 307.235164] ? sget_userns+0x691/0xe40 [ 307.239038] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 307.243769] ? do_mount+0xea4/0x2bb0 [ 307.247459] ? SyS_mount+0xab/0x120 [ 307.251067] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 307.256412] ? find_held_lock+0x35/0x1d0 [ 307.260454] ? __lock_is_held+0xb6/0x140 [ 307.264502] ? check_same_owner+0x320/0x320 [ 307.268807] ? rcu_note_context_switch+0x710/0x710 [ 307.273741] should_failslab+0xec/0x120 [ 307.277712] kmem_cache_alloc_trace+0x4b/0x740 [ 307.282274] ? __kmalloc_node+0x33/0x70 [ 307.286228] ? __kmalloc_node+0x33/0x70 [ 307.290179] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.295178] __memcg_init_list_lru_node+0x169/0x270 [ 307.300174] ? list_lru_add+0x7c0/0x7c0 [ 307.304127] ? __kmalloc_node+0x47/0x70 [ 307.308083] __list_lru_init+0x544/0x750 [ 307.312124] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 307.317989] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 307.323012] ? __lockdep_init_map+0xe4/0x650 [ 307.327415] ? lockdep_init_map+0x9/0x10 [ 307.331455] sget_userns+0x691/0xe40 [ 307.335146] ? kernfs_sop_show_path+0x190/0x190 [ 307.339793] ? kernfs_sop_show_options+0x180/0x180 [ 307.344702] ? destroy_unused_super.part.6+0xd0/0xd0 [ 307.349789] ? check_same_owner+0x320/0x320 [ 307.354088] ? rcu_pm_notify+0xc0/0xc0 [ 307.357959] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.362953] ? kmem_cache_alloc_trace+0x459/0x740 [ 307.367772] ? lock_downgrade+0x980/0x980 [ 307.371904] kernfs_mount_ns+0x13d/0x8b0 [ 307.375945] ? kernfs_super_ns+0x70/0x70 [ 307.379990] sysfs_mount+0xc2/0x1c0 [ 307.383597] ? sysfs_kill_sb+0x40/0x40 [ 307.387462] ? alloc_pages_current+0xbe/0x1e0 [ 307.391937] ? security_sb_copy_data+0x81/0xb0 [ 307.396497] mount_fs+0x66/0x2d0 [ 307.399841] vfs_kern_mount.part.26+0xc6/0x4a0 [ 307.404401] ? may_umount+0xa0/0xa0 [ 307.408023] ? _raw_read_unlock+0x22/0x30 [ 307.412169] ? __get_fs_type+0x8a/0xc0 [ 307.416039] do_mount+0xea4/0x2bb0 [ 307.419562] ? copy_mount_string+0x40/0x40 [ 307.423773] ? rcu_pm_notify+0xc0/0xc0 [ 307.427641] ? copy_mount_options+0x5f/0x2e0 [ 307.432031] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.437030] ? kmem_cache_alloc_trace+0x459/0x740 [ 307.441852] ? kasan_check_write+0x14/0x20 [ 307.446064] ? _copy_from_user+0x99/0x110 [ 307.450189] ? copy_mount_options+0x1f7/0x2e0 [ 307.454662] SyS_mount+0xab/0x120 [ 307.458091] ? copy_mnt_ns+0xb30/0xb30 [ 307.461958] do_syscall_64+0x281/0x940 [ 307.465821] ? vmalloc_sync_all+0x30/0x30 [ 307.469945] ? _raw_spin_unlock_irq+0x27/0x70 [ 307.474422] ? finish_task_switch+0x1c1/0x7e0 [ 307.478895] ? syscall_return_slowpath+0x550/0x550 [ 307.483802] ? syscall_return_slowpath+0x2ac/0x550 [ 307.488707] ? prepare_exit_to_usermode+0x350/0x350 [ 307.493699] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 307.499043] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.503868] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 307.509037] RIP: 0033:0x4552d9 [ 307.512204] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 307.519891] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 307.527136] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 307.534382] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 307.541627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 307.548873] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000014 2018/04/03 19:22:33 executing program 6 (fault-call:1 fault-nth:21): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 307.625269] FAULT_INJECTION: forcing a failure. [ 307.625269] name failslab, interval 1, probability 0, space 0, times 0 [ 307.636686] CPU: 0 PID: 24615 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 307.643960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.653312] Call Trace: [ 307.655901] dump_stack+0x194/0x24d [ 307.659531] ? arch_local_irq_restore+0x53/0x53 [ 307.664200] ? __save_stack_trace+0x7e/0xd0 [ 307.668530] should_fail+0x8c0/0xa40 [ 307.672250] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 307.677355] ? kasan_kmalloc+0xad/0xe0 [ 307.681244] ? kmem_cache_alloc_trace+0x136/0x740 [ 307.686089] ? __memcg_init_list_lru_node+0x169/0x270 [ 307.691276] ? __list_lru_init+0x544/0x750 [ 307.695523] ? sget_userns+0x691/0xe40 [ 307.699399] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 307.704131] ? do_mount+0xea4/0x2bb0 [ 307.707823] ? SyS_mount+0xab/0x120 [ 307.711429] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 307.716770] ? find_held_lock+0x35/0x1d0 [ 307.720812] ? __lock_is_held+0xb6/0x140 [ 307.724859] ? check_same_owner+0x320/0x320 [ 307.729162] ? rcu_note_context_switch+0x710/0x710 [ 307.734069] should_failslab+0xec/0x120 [ 307.738033] kmem_cache_alloc_trace+0x4b/0x740 [ 307.742598] ? __kmalloc_node+0x33/0x70 [ 307.746553] ? __kmalloc_node+0x33/0x70 [ 307.750512] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.755509] __memcg_init_list_lru_node+0x169/0x270 [ 307.760505] ? list_lru_add+0x7c0/0x7c0 [ 307.764456] ? __kmalloc_node+0x47/0x70 [ 307.768420] __list_lru_init+0x544/0x750 [ 307.772464] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 307.778333] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 307.783333] ? __lockdep_init_map+0xe4/0x650 [ 307.787718] ? lockdep_init_map+0x9/0x10 [ 307.791774] sget_userns+0x691/0xe40 [ 307.795465] ? kernfs_sop_show_path+0x190/0x190 [ 307.800124] ? kernfs_sop_show_options+0x180/0x180 [ 307.805042] ? destroy_unused_super.part.6+0xd0/0xd0 [ 307.810126] ? check_same_owner+0x320/0x320 [ 307.814431] ? rcu_pm_notify+0xc0/0xc0 [ 307.818311] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.823314] ? kmem_cache_alloc_trace+0x459/0x740 [ 307.828134] ? lock_downgrade+0x980/0x980 [ 307.832264] kernfs_mount_ns+0x13d/0x8b0 [ 307.836302] ? kernfs_super_ns+0x70/0x70 [ 307.840341] sysfs_mount+0xc2/0x1c0 [ 307.843952] ? sysfs_kill_sb+0x40/0x40 [ 307.847821] ? alloc_pages_current+0xbe/0x1e0 [ 307.852298] ? security_sb_copy_data+0x81/0xb0 [ 307.856858] mount_fs+0x66/0x2d0 [ 307.860201] vfs_kern_mount.part.26+0xc6/0x4a0 [ 307.864757] ? may_umount+0xa0/0xa0 [ 307.868361] ? _raw_read_unlock+0x22/0x30 [ 307.872495] ? __get_fs_type+0x8a/0xc0 [ 307.876366] do_mount+0xea4/0x2bb0 [ 307.879884] ? copy_mount_string+0x40/0x40 [ 307.884094] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 307.889089] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 307.893823] ? retint_kernel+0x10/0x10 [ 307.897695] ? copy_mount_options+0x149/0x2e0 [ 307.902173] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 307.906992] ? copy_mount_options+0x1f7/0x2e0 [ 307.911482] SyS_mount+0xab/0x120 [ 307.914909] ? copy_mnt_ns+0xb30/0xb30 [ 307.918772] do_syscall_64+0x281/0x940 [ 307.922641] ? vmalloc_sync_all+0x30/0x30 [ 307.926771] ? _raw_spin_unlock_irq+0x27/0x70 [ 307.931240] ? finish_task_switch+0x1c1/0x7e0 [ 307.935714] ? syscall_return_slowpath+0x550/0x550 [ 307.940629] ? syscall_return_slowpath+0x2ac/0x550 [ 307.945538] ? prepare_exit_to_usermode+0x350/0x350 [ 307.950538] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 307.955878] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.960699] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 307.965872] RIP: 0033:0x4552d9 [ 307.969039] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 307.976725] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 307.983970] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 307.991215] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 307.998459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 308.005704] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000015 2018/04/03 19:22:33 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000700)={0xffffffffffffff9c}) sendmsg$kcm(r0, &(0x7f0000000c80)={&(0x7f0000000740)=@pptp={0x18, 0x2, {0x3, @broadcast=0xffffffff}}, 0x80, &(0x7f00000007c0), 0x0, &(0x7f0000000800)=[{0x88, 0x0, 0x8, "0a1aabb86e495a2aeabbd141e4551a2b11af3a4ee79ae42c185e998507e57ffe22978d329736e9753fc0b718c2035bbcd2aaf44a209a0997f084bdf45ad972be04af5dcb85a7d09b0829a01b66acb40bedff4101943be6eb9319492cd17bcff020613662d267b628d5a20f1297caec4498"}, {0x18, 0xff, 0x7, "ff7f86f8"}, {0xd0, 0x10f, 0x3, "a9beda052b50ad91d62373d199413f73872a0b91566289dd297cbe69cd070cf6dedaad23d14ee3716c6bc1ff7badd5f6e74940698536a4f30953a80bdb519a4ba62675b32df9f716b0325d9fd1d0f6e2a093f2f13ff4c7c5d4e63b3587786c9245115fce6837c2c207bcc48c07a397c8381308399b062024cd7590072cb11ce91be11d473fd105589485b411fc8a52cebb8f14ca645b463b7906557fe32616320aeae1596b253ccbb2fec047cef3653c9c12f1f37fe3decdd52fc2c3"}, {0xe0, 0xba, 0x7ff, "73ff74d64279c2c69cfb7f3f23454894a577b8605565b8a9ebd5cd16f73770de38471c3ff5c15858264b5020933e7ca64ae12480967286cdace4601af46084739602b6af8f0e6c63d42b6bb3bdccd50364f48b3f9b170a42016a05d26ac4e4300449fb06e63697f840641a3adb9444b5dfaba15dbb401a46a5a5e573446fb57deb8993cfb03f10701e86f6676b86dd23658ac719b863c7fa3a94bb1bbfc2ccd5ecc14864d081d161931bb28bb703acec7e5495e575b36d3a2e52af52864b5243a31d12848bbc9768b088df6b"}, {0x28, 0x112, 0x7ff, "77cfe8234e25b84055785a6d30605392b18c478b849e6deb"}, {0x98, 0x0, 0x0, "36b4e53d6012a2addf07a6f6695941d67e7e9287091a30e61fb8e21f9da3ac826d3d63943e705944dfc5a0fb3a91d107855bd5fb77359376c679b376de369818dd641223eefb4e503f2c441aa00a76526ad9bbf3661f8822f4cd3b575faa748d7546d26071d7c203a6f61f7a82029e5c4b96d64e39b405913babce6e9d5e6c9b4f"}, {0x88, 0x11a, 0x3, "38b8964aa5246c6b08c013ebaf2337116de9cf4a24b14614fd5c0197362308592bebf106cbeb1ea49ceb4994558e4f70c65fab0fb7ec006e286f18ad7dcf43ba6c9bb77b97d8e5f77a55a5ecaef8631ed763bdde64b6d9636da69414cfd9fcae925aab69c1271815ea8c2791aee2e59cf299a4105ab0"}, {0xd8, 0x111, 0x1f, "2870eebbd1bb05612e8833b50bb8c2df853b5f1dbe4f98e09d9fe5f71c4334ee5833c14dd298a9d0b876afc3c3ebb62d457cb261f08111c7293453bd956d19b27b498a0c5d47f0f1c32a11133eff2078a81c17947ff9631a32928896ca10b41926466f0cb56a17a8067c3abb074c84322bee7329618e0ebf18ed4cae7ba090c7f584b8eb6f0af0816e23be722774ecfc06657aabbf19ccef7b5715a25eb3457ed0befab6d76e12ea00c0f52276bf1f636eec5c0b9e55e289cdf0928f5c758608bf"}], 0x470, 0x800}, 0x4800) 2018/04/03 19:22:33 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) 2018/04/03 19:22:33 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mkdir(&(0x7f0000000100)='./file0\x00', 0xa) mount(&(0x7f0000000000)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x8800, &(0x7f0000000280)) mkdir(&(0x7f0000000200)='./file0\x00', 0x189) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='cramfs\x00', 0x2, &(0x7f0000000180)="37ff7cd0e4910e1b9727af25f3c3c1188246fc884de024dba6b4551322f3a22d2bb8aa0edc54887d5a7381bde1edba4808fa759610a8d04b998af7e426c6cb31e79b8cbd4dbbaabf5c67ac6b960ee236e601640c2e76a6bc58fba573ac8e5d7bf38e81b67d4e972af8cecaf17388d28548") 2018/04/03 19:22:33 executing program 4: 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)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$packet(0x11, 0x0, 0x300, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x6) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) 2018/04/03 19:22:33 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0xa5}, 0xfffffffffffffd79) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000012c0)) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000200000000000000000000000711000000000000000ff001d0000000b9500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f0000000000)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0xfffffd75) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000001280)={r0, &(0x7f0000000200)="9ce7699e165c969b241b11f159bec74a2c2d7418f1fb48d20995f96b60e89c420f0e9309755f9b86983a3cb3db3a89558f82244b0d30c2c65d9923dffa7bab1118e174948d24b54b475632c898f739049632aa483f459fa8443936ae47ea28237717dff1895dd957e719c0f765bcd1fc0b40bce559ef86f1fa62a737acd204a7", &(0x7f0000000280)=""/4096}, 0x18) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000180)=r1, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001500)={&(0x7f0000001300)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000001480)=[{&(0x7f0000001380)=""/244, 0xf4}], 0x1, &(0x7f00000014c0)=""/28, 0x1c, 0x7808af1e}, 0x10040) sendmsg$kcm(r3, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001580)=[{&(0x7f0000001540)="5581a65537a7fea68da9f5341e9fa01d", 0x10}], 0x1}, 0x4000) 2018/04/03 19:22:33 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f00000000c0)=0x1) 2018/04/03 19:22:33 executing program 7: r0 = getpid() r1 = perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x80000001, 0x2, 0x4, 0x1ff, 0x0, 0x0, 0x20000, 0x2, 0x3, 0x9, 0xd3, 0x80, 0x3, 0x2, 0x2, 0xfffffffffffff800, 0x1, 0x4, 0x0, 0x2, 0x9, 0x8000, 0x2, 0x7f, 0x4, 0x3, 0x400, 0x3, 0x7, 0x6ec, 0x5, 0x18, 0x4, 0x3ff, 0x9, 0x9, 0x0, 0x100000000, 0x2, @perf_config_ext={0x8, 0x4}, 0x20, 0x954e, 0x7, 0x0, 0x3, 0x9, 0x7}, 0xffffffffffffffff, 0x10, 0xffffffffffffffff, 0xb) r2 = perf_event_open(&(0x7f0000000040)={0x7, 0x70, 0x5, 0xd6dc000000, 0xffffffff, 0x6, 0x0, 0xc2c600000000000, 0x8130, 0x4, 0x100, 0x80000001, 0x5, 0x3, 0x80000001, 0x1, 0xa504, 0x20, 0x8, 0x6, 0xdde4, 0x2897, 0x1, 0x40, 0xe7f4, 0x1, 0x8b2, 0x30000, 0x0, 0x80000000, 0x200, 0x2, 0x4, 0x7fff, 0x358a, 0x100000001, 0x9, 0x7, 0x0, 0x9, 0x3, @perf_config_ext={0x5, 0xee}, 0x10, 0x0, 0x5, 0x1, 0x200, 0x6b3, 0x80000001}, r0, 0x2, r1, 0x8) perf_event_open(&(0x7f000001d000)={0x0, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f0000000140)) 2018/04/03 19:22:33 executing program 6 (fault-call:1 fault-nth:22): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 308.102267] FAULT_INJECTION: forcing a failure. [ 308.102267] name failslab, interval 1, probability 0, space 0, times 0 [ 308.113604] CPU: 0 PID: 24636 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 308.120876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.130240] Call Trace: [ 308.132822] dump_stack+0x194/0x24d [ 308.136435] ? arch_local_irq_restore+0x53/0x53 [ 308.141090] ? __save_stack_trace+0x7e/0xd0 [ 308.145406] should_fail+0x8c0/0xa40 [ 308.149104] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.154190] ? kasan_kmalloc+0xad/0xe0 [ 308.158056] ? kmem_cache_alloc_trace+0x136/0x740 [ 308.162876] ? __memcg_init_list_lru_node+0x169/0x270 [ 308.168043] ? __list_lru_init+0x544/0x750 [ 308.172256] ? sget_userns+0x691/0xe40 [ 308.176127] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 308.180862] ? do_mount+0xea4/0x2bb0 [ 308.184554] ? SyS_mount+0xab/0x120 [ 308.188161] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 308.193512] ? find_held_lock+0x35/0x1d0 [ 308.197556] ? __lock_is_held+0xb6/0x140 [ 308.201606] ? check_same_owner+0x320/0x320 [ 308.205909] ? rcu_note_context_switch+0x710/0x710 [ 308.210827] should_failslab+0xec/0x120 [ 308.214786] kmem_cache_alloc_trace+0x4b/0x740 [ 308.219358] ? __kmalloc_node+0x33/0x70 [ 308.223312] ? __kmalloc_node+0x33/0x70 [ 308.227267] ? rcu_read_lock_sched_held+0x108/0x120 [ 308.232268] __memcg_init_list_lru_node+0x169/0x270 [ 308.237268] ? list_lru_add+0x7c0/0x7c0 [ 308.241228] ? __kmalloc_node+0x47/0x70 [ 308.245189] __list_lru_init+0x544/0x750 [ 308.249242] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 308.255109] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 308.260118] ? __lockdep_init_map+0xe4/0x650 [ 308.264520] ? lockdep_init_map+0x9/0x10 [ 308.268565] sget_userns+0x691/0xe40 [ 308.272260] ? kernfs_sop_show_path+0x190/0x190 [ 308.276913] ? kernfs_sop_show_options+0x180/0x180 [ 308.281825] ? destroy_unused_super.part.6+0xd0/0xd0 [ 308.286916] ? check_same_owner+0x320/0x320 [ 308.291218] ? rcu_pm_notify+0xc0/0xc0 [ 308.295095] ? rcu_read_lock_sched_held+0x108/0x120 [ 308.300092] ? kmem_cache_alloc_trace+0x459/0x740 [ 308.304912] ? lock_downgrade+0x980/0x980 [ 308.309052] kernfs_mount_ns+0x13d/0x8b0 [ 308.313099] ? kernfs_super_ns+0x70/0x70 [ 308.317159] sysfs_mount+0xc2/0x1c0 [ 308.320766] ? sysfs_kill_sb+0x40/0x40 [ 308.324635] ? alloc_pages_current+0xbe/0x1e0 [ 308.329114] ? security_sb_copy_data+0x81/0xb0 [ 308.333676] mount_fs+0x66/0x2d0 [ 308.337035] vfs_kern_mount.part.26+0xc6/0x4a0 [ 308.341601] ? may_umount+0xa0/0xa0 [ 308.345210] ? _raw_read_unlock+0x22/0x30 [ 308.349339] ? __get_fs_type+0x8a/0xc0 [ 308.353210] do_mount+0xea4/0x2bb0 [ 308.356737] ? copy_mount_string+0x40/0x40 [ 308.360951] ? rcu_pm_notify+0xc0/0xc0 [ 308.364824] ? copy_mount_options+0x5f/0x2e0 [ 308.369211] ? rcu_read_lock_sched_held+0x108/0x120 [ 308.374206] ? kmem_cache_alloc_trace+0x459/0x740 [ 308.379037] ? kasan_check_write+0x14/0x20 [ 308.383255] ? _copy_from_user+0x99/0x110 [ 308.387386] ? copy_mount_options+0x1f7/0x2e0 [ 308.391863] SyS_mount+0xab/0x120 [ 308.395294] ? copy_mnt_ns+0xb30/0xb30 [ 308.399164] do_syscall_64+0x281/0x940 [ 308.403036] ? vmalloc_sync_all+0x30/0x30 [ 308.407162] ? _raw_spin_unlock_irq+0x27/0x70 [ 308.411638] ? finish_task_switch+0x1c1/0x7e0 [ 308.416112] ? syscall_return_slowpath+0x550/0x550 [ 308.421027] ? syscall_return_slowpath+0x2ac/0x550 [ 308.425941] ? prepare_exit_to_usermode+0x350/0x350 [ 308.431652] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 308.437002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.441835] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 308.447005] RIP: 0033:0x4552d9 2018/04/03 19:22:34 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000040)) 2018/04/03 19:22:34 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000000c0)={0xffffffffffffff9c}) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000000200)={&(0x7f0000000b80)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x12}}, 0x4, 0x0, 0x4, 0x1}}, 0x80, &(0x7f0000000800)=[{&(0x7f00000009c0)="56c29d0426d939a5d1a545399775594836c43e881645fb96cda611afccfd4c65271be59cf751e92631d11df4233f49dfd2c43ee58eeefdd6881dbfca8e5d7697fc7f3ff19aa80394710918ba34697ab97f9b952606027d4b19b24079eaae58c6a9b4ad6f4aa988024a5cff5b028616033373cfff5c0543528fb4c661f17fc7600e621cfd93f9ebcebf62eab64115f77358cf5466b380eb789e4ce3ddb512f0f25d33418837e0eaad0367ec42f0422201ca37f2e2ed8f978f5f2c3d5dcb12e4755aee87dbf6916d8f2cf6a2c851c33b6bfde681cc762516c0e3f052b790168cfe91a6f41be01fbb42284243e342bd4b6793602b438183c62a53cf7729aef5d4522563ae67e670962a7f60e2535c53ccb3371cea09377299b742d8b34335450657e33a9888c7ece20cb32a2d433cd77f5b4832de85c79f45247f8f7fb34310dcb0a889f2f66d6efaf3ff1f4ce45d51fc577bda525d68011996435bbfcfcf6ddc81f78014c2ed32cb936f9ac4fb7e7d46fe79452a170341d179487e2491e73e0a0ef9ae9055c0f1e7c62b01dd1244", 0x18d}, {&(0x7f0000000480)="c61963e4acc35490350afa71cbab8bd25fc977ee9a8305d25dfd91809ea9586ed817269a7a18ec84ec8faa9c800e5d5f58f8cfe942fdb1e2dd11b7dfb4029015d8edf02c74012bef62a5a9740ecf6d4f85e685b751faf6fbd78bc82715d17c14eeb5189c59e4bfe69f1c3010ce83add8068b88f68745181a62", 0x414}, {&(0x7f0000000500)="0d1feb1230cc92b694645011232e77a54d49337ba4fa10ea1abf63ee85bd16e0d3a0e9d7babd138aed4e4dc9cdb37e003416f492cf39376269e9aca0e0e667e7bf6e38c6236d1175f49981f0aca785dc0da8dded9208692d455e92cb78ff914d9e1d17b54ec9a0e6a8a69b9866a16dd6854f05fd0ee74bf8487e632dcb1f7c384ab80303a62b38c39fff80260b50b7bce32becaf8b38662a8dd57558066f84ce494c552f6084a026d7f9b8d8b2c99e2d12ff", 0xb2}, {&(0x7f00000005c0)="87b55a5afa659d772d15f7af8686116fd3ecec38f4c529d893a257f990f26769fe6905adb312dcc71e3c56a1124574937f4cdca823c6a9024ea1a9310d61ad46d65d24795725702aba7d6dc3", 0x4c}, {&(0x7f0000000640)="9b81fa3e2ea66d927e96024193d1cf01422a5b0f9e56f479f23e0efab7956517d890f13cf78f2a0b5a0cf11a2f1ff98dd55351743dae1f13544f4718cc3041ad01a2ea96e2eb0fd8335528e330c3e71a70bfdd27a08444f3f58634fe3739a26f9a5db4f216cb4943f28bb748bff338555f2cacc1226f3a0e591b84df3fb9b9620518ed01447e3ad0b643187823e4248ca94526a7f570b681ec0fbd9aafe4fa41f6ff93019355b169cc06c6969b7a71129e186bcc8187a8a370ddee72ad8f7fc9", 0xc0}, {&(0x7f0000000700)="d98647014f1545bc33703e39f26ac8cfbb3b804d643746ac9fbef62670b976e03018cde95a76666dfc2937c76cbdd146f248c3ca43a6cb7c5f4c332acfb7b91b1eed83bef46f11f4164a280943511dfad9f20d17e96b44617413f87285d2", 0x5e}, {&(0x7f0000000780)="0348ffcbcbf5a4e2a1b3a32ca334842815d7c1aee1250256e37de25635ca0aea41078cd90804d33bef6349dcfec55bd9a9761ed97355f14db728953ee3d22da18b6fdd35e8940419b5aca48483d5ea3e57c5dd318bad3177", 0x58}], 0x7, 0x0, 0x0, 0x4000}, 0x20000000) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 308.450181] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 308.457872] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 308.465130] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 308.472378] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 308.479625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 308.486875] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000016 2018/04/03 19:22:34 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x40, 0xa9, 0xa37, 0x1, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000b80)={r0, &(0x7f0000000a80)="24db223ec1245aa411fc3fed2ca8365ceabe42e91ce7f9adb641613dbfd9ad2a9fe4a01f9a9f71efc070a3ee2a4a959a752956bbc2974117ca7f", &(0x7f0000000ac0)="85d0384b5bb1805f7c9beed18e8931f0d0231502c8291d7da9cce9004652b0a49e787d5c670535fbfbdf8a316a1d03dcb4a78dce411e515a29292d2f7a57c8e0c10aede1db71f8d974ab35c6647c8464d625598d8f82def30541302b4615a0d4f8430a798e0ac6f028ae3ffb547b242fed3d783476a5cee8953d338cffde4f698525f8e003de89485dc0e1e84eaaca47350202ce565bf41bc37618eda075e34518c44dff18b07c63c5a5033aa71b79ab6d32a240c9ae4c8b0b250ce8b47f7d", 0x2}, 0x20) r1 = perf_event_open(&(0x7f0000000600)={0x5, 0x70, 0x1ff, 0x9701, 0x5, 0x9, 0x0, 0x4, 0x10, 0xc, 0x9, 0x6, 0x8, 0x1, 0xffffffff, 0x2254, 0x80000000, 0x75da, 0x80, 0x3ff, 0x2, 0x8, 0x200, 0xa4c4, 0x0, 0x8000000000000, 0x6, 0x1, 0x8, 0x10000000, 0x4, 0x0, 0x9, 0x7, 0x6, 0x4, 0x9, 0x6, 0x0, 0x81, 0x1, @perf_config_ext={0x400000, 0x38000000000000}, 0x80, 0x4, 0x80, 0x2, 0x8, 0x3, 0x100}, 0x0, 0xa, 0xffffffffffffffff, 0x8) r2 = perf_event_open(&(0x7f0000000680)={0x7, 0x70, 0xed, 0xb6, 0x9, 0x2, 0x0, 0x3691, 0x6, 0x2, 0x1, 0x2, 0x6f4, 0x81b, 0x80000, 0x5, 0xffffffff, 0x81, 0x7f, 0x2, 0x4, 0x2, 0x7, 0x1318, 0x6, 0x6, 0x5, 0xfff, 0x600, 0x6, 0xfffffffffffffff9, 0x6, 0x1f, 0x4, 0x2788910c, 0x9, 0xfffffffffffffffc, 0x38000, 0x0, 0xf6, 0x2, @perf_config_ext={0x5, 0x400}, 0x10, 0x2, 0x3, 0x6, 0x1, 0xffffffff}, 0xffffffffffffffff, 0x1, 0xffffffffffffff9c, 0x9) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000880)={r0, &(0x7f0000000700)="2c0e9f389fcf60ab9b16faf1c586af751c8bd8b6e038d44f2ff87d933a85daddc55d2f9d67e9e22f3de29ad6b2ac976be75a2a0166436624bbf08b89dcfd4bbfb5cd5212d1a9b54fc53680fd4fb80b39842ed1918062f03b743b3150a73c5fc13172c39be18fe7095949e6594492b708b873307ede604a", &(0x7f0000000800)=""/72}, 0x18) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000000000000002800000850000000000000095"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x6, 0x4, &(0x7f0000000040)=@raw=[@map={0x18, 0x2, 0x1, 0x0, r0}, @call={0x85, 0x0, 0x0, 0x36}], &(0x7f0000000140)='GPL\x00', 0x41, 0xffc4, &(0x7f00000004c0)=""/167}, 0x48) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000580)={&(0x7f0000000300)='./file0\x00', r0}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000a40)={r0, &(0x7f00000008c0)="9e06a7fc5e1bb3613ac25f9fea08631b7677da35606fd60cd647d1a728e354cfb6e3096f6a81a2d54f6dbc22506e1393040c4e4ab09e99717e12831d941a745077ef3e5fdd3642a821bd1ba6aa6bc333bac47d94cd05", &(0x7f0000000940)=""/235}, 0x18) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000005c0)={r0, &(0x7f0000000300), &(0x7f0000000580)}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r3, 0x0, 0xe, 0x3b, &(0x7f0000000380)="c953ebb800c3a5c0bbcede2bbb78", &(0x7f0000000100)=""/59}, 0x28) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000002c0)={r0, &(0x7f00000003c0)="99295ceafc67c840d04e1f5d287d34b964f897302cda6c3135b0eda6829fa807b027601157dc036462c7522a1a170977763e65c616c7012dc6cce78167b7baa25af3c5b5040b5ad9c0295f0131c69e9f4a4095dd6a616c517ab8acb0be19b351e9923dbd611066ba9441238250313a7216eec7313be8f80870c66f504c8372ef6cc3989bdf2ccf7e58a9ca578d6d9e541a202d2b9a12849270472de1ad416eb99b460a391b4c670fb0316d65b1dad8f249d945da8bb34ea3101a3a69c781cb9d7dd22cdbbca6e98d358e8fd6a88b454c2a9567260f593ba6bd2ccd1c1376c60a6a93eea3"}, 0x10) 2018/04/03 19:22:34 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x47}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0xc, 0x5, &(0x7f0000000200)=ANY=[@ANYBLOB="180100e044000000000000000000000085000000000000000000000000000000950000000000f7ff598d34677e7bd69408f61379d84a7ad4f7fe7195be4e6a427d808d67142bf07e8026974c27497fba81031d127ca3784db96960f784358aca9c58ee80fbcc4969b26b76b718455cd3189cb00268a2ce50d811c43d80f42700994544c20641a9898a55ca202434084466135704e4f38684efc64632e9e5"], &(0x7f0000000000)='syzkaller\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r0, &(0x7f0000000040)="1aec46b42d5fbd0cd5a3da4755165f5fdd57c1089853ece539df780c10", &(0x7f0000000100)=""/177}, 0x18) 2018/04/03 19:22:34 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x0, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="180000000000000000000000028013086a0a00ffffffff007917b0"], &(0x7f0000000640)="47504c00bc3047629662c71f3f5f26c0b48bec3e7ba6eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x7, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000000)='syzkaller\x00', 0x80000002, 0xff50, &(0x7f0000000080)=""/187}, 0x3e4) r1 = socket$kcm(0x29, 0x2, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000300)={&(0x7f0000000380)='./file0\x00', 0x0, 0x18}, 0x10) socketpair$inet6(0xa, 0x7, 0x4, &(0x7f0000000340)) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000140)=r0, 0x4) 2018/04/03 19:22:34 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000200)={0xffffffffffffff9c}) sendmsg(r1, &(0x7f00000001c0)={&(0x7f0000000040)=@ethernet={0x306, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000280)="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", 0x1000}], 0x1, &(0x7f0000001280)=[{0x108, 0x1, 0x10000, "eb8443a1a26bb435c54bdf36f83edd372b396d609c7270b379cfa11c4ca786de53f9ac778bc6e0efc4feb738f9b444e3b764810c870dbe4051c8a97fe5b11935d035fc55bb0b807a3e7e3fa6e25238c0da7ab98397fdb5f5ea5ed2c8b43cc1287fdc0eae81c60eab4ee88ae396a851ddcf3b4e8ba22f647905a7e3f5cb87b2fb3ff6d8cc296d49de0d147abd08d900ebc6b220db941a1bf8fee3872982bc5cc0ae0c3fd87bafc9a71bf5dc7e74ecda92ec10c91bd6d4839a6dec846ad22e44deeb8395fb00f179d6c0b6585c0c82eba7afc0f74528af462aa4ee83c7fce188cb22b402db63440f3492ccbe2d1056559d920a74"}, {0x10, 0x0, 0x6}, {0xc8, 0x11e, 0x57b2, "4797b02025ed58ef71f14e58991a67228909f1bcaf8bc2380bfbb578c68ee08d0977ed699b5d6537b20be8ce41ca67e46082c8c34e27d14a2cb8f61ac8bc30fe16ff0ad73bdc6dbd88fc02e0d6f7860ffe56ba55aa397395493c96812d52bc245711ff3e1ea07e2ba524793187ef40bd2bf0884b03d17d4aa12e384b41aafe70c5d8a6e33ebb54e419615235605f9623c73ea5f7fa8ceaa34d7986df75fa6036cbe8b214b61ea2981eb16bd1d669eb7ef4a6f63a4715"}, {0x38, 0x0, 0x5, "742a6b2969003a17560f14f05df3580e5c3ac2e04d014db9fc068996d3fe90ae8a"}], 0x218, 0x880}, 0x40000) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:34 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) r0 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040)=0xffffffff, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000100)={r0, 0x50, &(0x7f0000000080)}, 0x10) 2018/04/03 19:22:34 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x5, 0x6, 0x209e20, 0x8000000001, 0x1}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r0, &(0x7f0000000000), &(0x7f00000000c0)=""/29}, 0x18) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', r0}, 0x10) 2018/04/03 19:22:34 executing program 0: mkdir(&(0x7f00000000c0)='./file0/bus\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:34 executing program 4: r0 = getpid() r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, r0, 0x0, 0xffffffffffffffff, 0x0) r2 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000007c0), 0x0, &(0x7f0000000800)=""/63, 0x3f}, 0x0) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x0) 2018/04/03 19:22:34 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x1, &(0x7f0000000000)=ANY=[@ANYRES64=r0], &(0x7f0000000080)='syzkaller\x00', 0x22, 0x1000, &(0x7f0000000200)=""/4096, 0x40f00, 0x1}, 0x48) 2018/04/03 19:22:34 executing program 6 (fault-call:1 fault-nth:23): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:34 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000001f40)) socketpair(0x3, 0x7, 0xfe, &(0x7f0000001e40)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r1, &(0x7f0000001e00)={&(0x7f00000001c0)=@llc={0x1a, 0x201, 0x4, 0xfffffffffffff000, 0x9, 0x200, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x80, &(0x7f0000001780)=[{&(0x7f0000000280)="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0x1000}, {&(0x7f0000001280)="f2275fe06154a08440ffd052639b5914bb4b6e59d741c86fb86aee295ff751846d256a1e9223b22cc601aa288527d43bf5111444a15d6ac6ec5b6398f3cfb12aeab21c67ed2791fc14f298431e7df5af66eb59fc382196616150fc1587c3f90721f90766de4f5a9601d2ac200a7fcb306f969d74e3c79f9bc138b413443497268312f1e26019c07fa1334a8b36901fc6f088f94b0cfa84c6f9388cdd2f5c57c5d71071dfb602be528c38e15918980094af37cd34bfe1ca7c5e806e7fa2fa169c54", 0xc1}, {&(0x7f00000000c0)="c70fe7d5b4294f2e64aec9eb", 0xc}, {&(0x7f0000001380)="0cb90a3220933f8172879c340b3ccc9e2af66f62f0373f34a9118bcbf7ba6e2d136772f54f8c82e96d96a00b0f1c9aa32efa679b03fbd1ef21b7cea7de0ad1f1248cce6515ad6a9eaeb9a0b2f91b1fab6d39eb4e7bcec61c181c86c3280c39ea0e3d87eef8d1b6d73b991faef979f4a130e8289a37401be916d4dbe9e0fce5aa735d559f3d27af37a0fc193d4cd593278a2e135edf14d8ce890be31d5e2ab742cdbd30e37a68c54ab3a94b1c6b2376c6e9eade4eae1afc8a46b365c3bc6147c56aca82a118f4e693fa42a35fc0e689", 0xcf}, {&(0x7f0000001480)="eb890314a2e2240be711cfa20f57bde77f8d6f6894d4388e6cc53fbbd45fe56e1be76a9c626f04b42e342f14a7732e2acde457f789927459835051500cdc7ad07f06d5362e8dbb888e58e0f6d2e9fb5ca6d06166b8ebbc8bca2fea418a0e0270a1bef7b34bb4df2dde18223c4ae3db8f4537fd1f78db4badf5db26beb37d0e39d415a9b95c0ffaba56db31dd06fcc648", 0x90}, {&(0x7f0000001540)="80ff3488c79f2ffd24caea89f702e5401628031e26bfec4f32bb3873febacee63a891784e640ae053a8ea2ee0c0a54beaa3fc167af07f35fb4976191df96e30654274fcc43bcb36bdb6ee298ddadec505396a72ec7f4dc2e72f1a71988db2d8c3cb9750658eedea63475e64cf9e2d1b7aa331408d82b3d612155704c74358c24aa9a76043321206fd4c8a93151c44e5ddcc9ff95a6e5af76440beb44f583e2ffae093824a7b8c77269c73a2b851f0c2dfd18772ac6bee5bae17117fd65731c8b0059fc27c54765beb537bcaafa6d3c5cd31fb845249de5e3c7ebd53a46d0a5609fc22fa9354eac811239d89ef0e857", 0xef}, {&(0x7f0000001640)}, {&(0x7f0000001680)="a12b7a12a3a4129b838ac74306353df8dd8281578ae76ea9a527bcb855dfb73f6932d92bfaf4df38189c5e74db8fa2abec8cbd5ff85f4e55dba2f92169ea355b06a69d0f55e4445f931399d9b9d457aa5f1668a7a559cfb60cfe1881328122ed6be45f427694e8a8cca71a34da48254d7e6a61148b28ece5484a7003c8c47cd55e1d2dc9c887315a91bf573771f4d1e34ba9d5447badf6e898d7a348ea03bf72448d3e053ecdff80ecff0ef531d8458f49485030cce26881b22ddf6231aec806c36b5a1e8b2fca0eff964fa2ad46f1fe0a2509", 0xd3}], 0x8, &(0x7f0000001800)=ANY=[@ANYBLOB="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"], 0x5d0, 0xd1ee5285f09c0a1d}, 0x40c0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x6) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0/bus\x00', 0x0, 0x18}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:34 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f00000000c0)) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000100)) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x4) 2018/04/03 19:22:34 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x5, 0x0, 0xfffffffffffffff7, &(0x7f0000004c00)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r1, &(0x7f0000005040)={0x0, 0x0, &(0x7f0000004e80)=[{&(0x7f0000004c40)="da9ebd3ba26539a6bfb4d3a8338ce392fa88c6b3af812ca1bbcc9d64c611e4eb3a39cc4411", 0x25}], 0x1, &(0x7f0000004ec0)=[{0xc8, 0x107, 0x5, "dbfee18c491dc73fd5981963f02c7aa0596a05a5db1e0e5791b3307d129038f6056b61da88e70bcd1dfcfa01cbb172e38ca7c7e2feaf7a91e6cc677c6072f67b4ff99cce01b9da0d442c7ef262b2839bfde0ab4a0d113150fc34edf6dd285e371f1e9b0b2fa8ab282bb6fbfd15ee3e509225336aa4d6c590f0d2f5e447425930e089b2b06a8f685706bfa53ae1de49dc0b06496d33f00dbec00dbfffa3501bc04ae83dd284c6bfae84ea3b160130d11ab6ee8aae41bf07"}], 0xc8, 0x24000005}, 0x1) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x8983, &(0x7f0000842000)) bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x10000000000004, 0x4, 0x4, 0x2, 0x0, 0xffffffffffffffff, 0x0, [0x4]}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={0xffffffffffffffff, &(0x7f0000000000)="8a", &(0x7f00000000c0)}, 0x20) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x2) close(r0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) 2018/04/03 19:22:34 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000140)) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000040)) [ 308.808734] FAULT_INJECTION: forcing a failure. [ 308.808734] name failslab, interval 1, probability 0, space 0, times 0 [ 308.820134] CPU: 0 PID: 24695 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 308.827404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.836759] Call Trace: [ 308.839352] dump_stack+0x194/0x24d [ 308.842979] ? arch_local_irq_restore+0x53/0x53 [ 308.847644] ? __save_stack_trace+0x7e/0xd0 [ 308.851970] should_fail+0x8c0/0xa40 [ 308.855683] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 308.860785] ? kasan_kmalloc+0xad/0xe0 [ 308.864672] ? kmem_cache_alloc_trace+0x136/0x740 [ 308.869505] ? __memcg_init_list_lru_node+0x169/0x270 [ 308.874678] ? __list_lru_init+0x544/0x750 [ 308.878895] ? sget_userns+0x691/0xe40 [ 308.882769] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 308.887504] ? do_mount+0xea4/0x2bb0 [ 308.891195] ? SyS_mount+0xab/0x120 [ 308.894800] ? do_syscall_64+0x281/0x940 [ 308.898840] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 308.904187] ? find_held_lock+0x35/0x1d0 [ 308.908232] ? __lock_is_held+0xb6/0x140 [ 308.912282] ? check_same_owner+0x320/0x320 [ 308.916583] ? rcu_note_context_switch+0x710/0x710 [ 308.921498] should_failslab+0xec/0x120 [ 308.925452] kmem_cache_alloc_trace+0x4b/0x740 [ 308.930016] ? __kmalloc_node+0x33/0x70 [ 308.933969] ? __kmalloc_node+0x33/0x70 [ 308.937922] ? rcu_read_lock_sched_held+0x108/0x120 [ 308.942923] __memcg_init_list_lru_node+0x169/0x270 [ 308.947921] ? list_lru_add+0x7c0/0x7c0 [ 308.951874] ? __kmalloc_node+0x47/0x70 [ 308.955831] __list_lru_init+0x544/0x750 [ 308.959877] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 308.965748] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 308.970748] ? __lockdep_init_map+0xe4/0x650 [ 308.975138] ? lockdep_init_map+0x9/0x10 [ 308.979183] sget_userns+0x691/0xe40 [ 308.982876] ? kernfs_sop_show_path+0x190/0x190 [ 308.987527] ? kernfs_sop_show_options+0x180/0x180 [ 308.992436] ? destroy_unused_super.part.6+0xd0/0xd0 [ 308.997524] ? check_same_owner+0x320/0x320 [ 309.001824] ? rcu_pm_notify+0xc0/0xc0 [ 309.005701] ? rcu_read_lock_sched_held+0x108/0x120 [ 309.010696] ? kmem_cache_alloc_trace+0x459/0x740 [ 309.015515] ? lock_downgrade+0x980/0x980 [ 309.019649] kernfs_mount_ns+0x13d/0x8b0 [ 309.023691] ? kernfs_super_ns+0x70/0x70 [ 309.027741] sysfs_mount+0xc2/0x1c0 [ 309.031347] ? sysfs_kill_sb+0x40/0x40 [ 309.035212] ? alloc_pages_current+0xbe/0x1e0 [ 309.039690] ? security_sb_copy_data+0x81/0xb0 [ 309.044250] mount_fs+0x66/0x2d0 [ 309.047598] vfs_kern_mount.part.26+0xc6/0x4a0 [ 309.052159] ? may_umount+0xa0/0xa0 [ 309.055766] ? _raw_read_unlock+0x22/0x30 [ 309.059894] ? __get_fs_type+0x8a/0xc0 [ 309.063765] do_mount+0xea4/0x2bb0 [ 309.067289] ? copy_mount_string+0x40/0x40 [ 309.071502] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 309.076499] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 309.081240] ? retint_kernel+0x10/0x10 [ 309.085110] ? copy_mount_options+0x18b/0x2e0 [ 309.089588] ? __sanitizer_cov_trace_pc+0x1/0x50 [ 309.094324] ? copy_mount_options+0x1f7/0x2e0 [ 309.098800] SyS_mount+0xab/0x120 [ 309.102256] ? copy_mnt_ns+0xb30/0xb30 [ 309.106153] do_syscall_64+0x281/0x940 [ 309.110023] ? vmalloc_sync_all+0x30/0x30 [ 309.114148] ? _raw_spin_unlock_irq+0x27/0x70 [ 309.118623] ? finish_task_switch+0x1c1/0x7e0 [ 309.123096] ? syscall_return_slowpath+0x550/0x550 [ 309.128020] ? syscall_return_slowpath+0x2ac/0x550 [ 309.132932] ? prepare_exit_to_usermode+0x350/0x350 [ 309.137928] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 309.143274] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.148098] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 309.153267] RIP: 0033:0x4552d9 2018/04/03 19:22:34 executing program 5: socketpair$inet6(0xa, 0xa, 0x408000, &(0x7f0000000040)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socketpair$inet6(0xa, 0x0, 0x401, &(0x7f0000000080)) [ 309.156435] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 309.164124] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 309.171370] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 309.178616] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 309.185862] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 309.193120] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000017 2018/04/03 19:22:35 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000000600)={0x10, 0x8000000000004, 0x4, 0x6}, 0x2c) bpf$MAP_CREATE(0x4, &(0x7f0000000880)={0x13, 0x0, 0x0, 0x0, 0x20000000, 0x0}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xd, 0xffffffffffffffc1, 0xffffffff, 0x5, 0x10, 0xffffffffffffffff, 0x9}, 0x2c) 2018/04/03 19:22:35 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='xfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:35 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x8) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:35 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f00000000c0)) 2018/04/03 19:22:35 executing program 6 (fault-call:1 fault-nth:24): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:35 executing program 1: socketpair(0x5, 0x2, 0xad5, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000400)={&(0x7f0000000040)=@ethernet={0x307, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x12}}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000280)="e3fa967b16052217bc8903f985f63ef1f8179d2e6097af5bebdd4bba62e498b1a947346d0c39acf20103da4099382292e6c37de61ae2ca1cc097e5b0d29934e2475906d476dd618aeae08d99e0f54e2d9d92f80567a6a45e0f971cfae63a555b8134bfe48540c87d0d547b313f98ab737ced04e37ce61221344027f666a5621aa014a91e6f24b63dbca77e9f6e76e05c93bf43f1fe2efe39d0211b9933e61ff0ba6facf67389eae953a6f6bdff76f279a91dca0a92b2b201d6aa8e35234302a2d46f52f246bef242009d4164287dad6ecea0a52654f5bb79e4a756", 0xdb}, {&(0x7f00000001c0)="0a650760fb6ce394301bae364549f5a4ba6273be90fcb9daf74db91258c52858fc8a7dcddf8902065a25f2e870f15ab6f91b1ef5ea6393e61525e4d3d1903f055433f924cc86c272ab5742b25c1e43a07753d7709b790d5b9e15ba7102f01314336011936a4f", 0x66}, {&(0x7f0000000380)="598bf6e02e528d41144048ad1336bb2b07ed0a384b664559459f86ddf9562be0a97442e038e2494aa4ff55a5c8dd8133513cdd9ee6a058c768be20068b2a3065c69491dff6382f295d0550f715521cd7389a3b47655b8e2443bad84d056f3b6cd415f5a060eb63f806e7d3f0ce875dbeaa543fd1c0f31d132b005349", 0x7c}], 0x3, 0x0, 0x0, 0x44}, 0x1) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000440)) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:35 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x18f}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000000000000000000000007110000000000000000000000000000095000000000000fa"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$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, &(0x7f00000001c0)) [ 309.338473] FAULT_INJECTION: forcing a failure. [ 309.338473] name failslab, interval 1, probability 0, space 0, times 0 [ 309.349769] CPU: 0 PID: 24734 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 309.357045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.366393] Call Trace: [ 309.368989] dump_stack+0x194/0x24d [ 309.372621] ? arch_local_irq_restore+0x53/0x53 [ 309.377289] ? __save_stack_trace+0x7e/0xd0 [ 309.381617] should_fail+0x8c0/0xa40 [ 309.385337] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 309.390442] ? kasan_kmalloc+0xad/0xe0 [ 309.394327] ? kmem_cache_alloc_trace+0x136/0x740 [ 309.399164] ? __memcg_init_list_lru_node+0x169/0x270 [ 309.404334] ? __list_lru_init+0x544/0x750 [ 309.408550] ? sget_userns+0x691/0xe40 [ 309.412417] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 309.417149] ? do_mount+0xea4/0x2bb0 [ 309.420839] ? SyS_mount+0xab/0x120 [ 309.424446] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 309.429793] ? find_held_lock+0x35/0x1d0 [ 309.433837] ? __lock_is_held+0xb6/0x140 [ 309.437890] ? check_same_owner+0x320/0x320 [ 309.442192] ? rcu_note_context_switch+0x710/0x710 [ 309.447108] should_failslab+0xec/0x120 [ 309.451063] kmem_cache_alloc_trace+0x4b/0x740 [ 309.455623] ? __kmalloc_node+0x33/0x70 [ 309.459574] ? __kmalloc_node+0x33/0x70 [ 309.463526] ? rcu_read_lock_sched_held+0x108/0x120 [ 309.468525] __memcg_init_list_lru_node+0x169/0x270 [ 309.473522] ? list_lru_add+0x7c0/0x7c0 [ 309.477477] ? __kmalloc_node+0x47/0x70 [ 309.481436] __list_lru_init+0x544/0x750 [ 309.485479] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 309.491345] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 309.496342] ? __lockdep_init_map+0xe4/0x650 [ 309.500736] ? lockdep_init_map+0x9/0x10 [ 309.504782] sget_userns+0x691/0xe40 [ 309.508476] ? kernfs_sop_show_path+0x190/0x190 [ 309.513131] ? kernfs_sop_show_options+0x180/0x180 [ 309.518041] ? destroy_unused_super.part.6+0xd0/0xd0 [ 309.523134] ? check_same_owner+0x320/0x320 [ 309.527434] ? rcu_pm_notify+0xc0/0xc0 [ 309.531309] ? rcu_read_lock_sched_held+0x108/0x120 [ 309.536303] ? kmem_cache_alloc_trace+0x459/0x740 [ 309.541124] ? lock_downgrade+0x980/0x980 [ 309.545258] kernfs_mount_ns+0x13d/0x8b0 [ 309.549303] ? kernfs_super_ns+0x70/0x70 [ 309.553353] sysfs_mount+0xc2/0x1c0 [ 309.556960] ? sysfs_kill_sb+0x40/0x40 [ 309.560828] ? alloc_pages_current+0xbe/0x1e0 [ 309.565308] ? security_sb_copy_data+0x81/0xb0 [ 309.569871] mount_fs+0x66/0x2d0 [ 309.573222] vfs_kern_mount.part.26+0xc6/0x4a0 [ 309.577788] ? may_umount+0xa0/0xa0 [ 309.581397] ? _raw_read_unlock+0x22/0x30 [ 309.585527] ? __get_fs_type+0x8a/0xc0 [ 309.589399] do_mount+0xea4/0x2bb0 [ 309.592926] ? copy_mount_string+0x40/0x40 [ 309.597139] ? rcu_pm_notify+0xc0/0xc0 [ 309.601015] ? copy_mount_options+0x5f/0x2e0 [ 309.605406] ? rcu_read_lock_sched_held+0x108/0x120 [ 309.610401] ? kmem_cache_alloc_trace+0x459/0x740 [ 309.615224] ? kasan_check_write+0x14/0x20 [ 309.619445] ? copy_mount_options+0x1f7/0x2e0 [ 309.623922] SyS_mount+0xab/0x120 [ 309.627354] ? copy_mnt_ns+0xb30/0xb30 [ 309.631223] do_syscall_64+0x281/0x940 [ 309.635088] ? vmalloc_sync_all+0x30/0x30 [ 309.639215] ? _raw_spin_unlock_irq+0x27/0x70 [ 309.643695] ? finish_task_switch+0x1c1/0x7e0 [ 309.648171] ? syscall_return_slowpath+0x550/0x550 [ 309.653080] ? syscall_return_slowpath+0x2ac/0x550 [ 309.657990] ? prepare_exit_to_usermode+0x350/0x350 [ 309.662990] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 309.668337] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.673165] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 309.678333] RIP: 0033:0x4552d9 [ 309.681500] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:35 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)) [ 309.689190] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 309.696438] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 309.703779] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 309.711028] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 309.718279] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000018 2018/04/03 19:22:35 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000c3000)={0xf, 0x4, 0x4, 0x1934, 0x0, 0xffffffffffffffff, 0x0, [0x305f]}, 0x2c) socketpair(0x1, 0x400000000803, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000000)={r1, &(0x7f0000000200)}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000022c0)={r0, &(0x7f0000000040)}, 0x20) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) 2018/04/03 19:22:35 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x10, 0x3, &(0x7f0000dbc000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x3, 0xffffffb5}, [], {0x95}}, &(0x7f0000000b40)='GPL\x00', 0x2, 0x99, &(0x7f0000000180)=""/153}, 0x48) recvmsg(0xffffffffffffff9c, &(0x7f0000000140)={&(0x7f0000000080)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000240)=""/194, 0xc2}], 0x1, &(0x7f0000000b80)=""/4096, 0x1000, 0x8001}, 0x2060) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000340)=r0, 0x4) 2018/04/03 19:22:35 executing program 6 (fault-call:1 fault-nth:25): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:35 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1, 0x0, 0x1e, 0x6ef4, 0x4, 0xffffffffffffffff, 0x7}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000280)={r1, 0x28, &(0x7f0000000240)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={r2, 0x10000, 0x18}, 0xc) recvmsg$kcm(r0, &(0x7f0000005140)={&(0x7f0000003fc0)=@hci={0x0, 0x0}, 0x80, &(0x7f0000005100)=[{&(0x7f0000004040)=""/21, 0x15}, {&(0x7f0000004080)=""/111, 0x6f}, {&(0x7f0000004100)=""/4096, 0x1000}], 0x3, 0x0, 0x0, 0x9}, 0x100) bpf$PROG_LOAD(0x5, &(0x7f00000001c0)={0xf, 0x10, &(0x7f00000000c0)=ANY=[@ANYBLOB="180001000900000000000000010100002d0bffff1000000000000000000000009500000000599021000000"], &(0x7f0000000140)='syzkaller\x00', 0x3f, 0x32b, &(0x7f0000000180)=""/30, 0x41000, 0x1, [], r3}, 0x48) 2018/04/03 19:22:35 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0xc}, 0x1) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000711000003d27fbdd11a4c45b0000000094ffe90000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$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, &(0x7f00000001c0)) 2018/04/03 19:22:35 executing program 3: 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)}, 0xfffffffffffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000140)) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = getpid() perf_event_open(&(0x7f00000000c0)={0x7, 0x70, 0xe5, 0x8, 0x0, 0x4, 0x0, 0x401, 0x800, 0x3, 0x6, 0xc3, 0x3, 0x9, 0x1, 0x7ff, 0x5, 0x0, 0x8, 0x5, 0x800, 0x800, 0x2, 0xc000000000000000, 0x1, 0x2, 0x1, 0x2, 0x5, 0x4, 0x7f, 0x7, 0xffffffff, 0xa857, 0x1, 0x7, 0x11, 0x1, 0x0, 0x6, 0x2, @perf_bp={&(0x7f0000000080), 0x8}, 0x20000, 0x5, 0x4, 0x7, 0x3, 0x9, 0x7fffffff}, r2, 0x6, r0, 0x1) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xb, 0x8, &(0x7f0000000180)=@raw=[@exit={0x95}, @generic={0x2, 0x0, 0x9, 0x5}, @ldst={0x0, 0x1, 0x7, 0x5, 0x6, 0x2, 0x1}, @jmp={0x5, 0x200, 0x1, 0x0, 0x0, 0x186, 0xffffffffffffffff}], &(0x7f00000001c0)='syzkaller\x00', 0x1, 0x0, &(0x7f0000000200), 0x41f00, 0x1}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r3) 2018/04/03 19:22:35 executing program 1: mkdir(&(0x7f0000000080)='./file0/bus\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:35 executing program 0: mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='jfs\x00', 0x20000, &(0x7f0000000380)="d213136d410a9b5c66db7a4e54073de5b9239177ed22206a757e8d276e6c2313d81f3e9a322122d150df6b351172879b3b99795b4347fdc41b31f354bc61ddffbea797ee7c192c2735e37b1ec7781ca6cfec8dc64b1c8ff7b474ad047bee38875fc0b7bf150295e39eb4a08aa3b96035f75c89ff94cc169b3b9416f064b6a139f41becac3c751b495cfc03acebf5c48cd6950378fc6993b2db58ff4d1a173e35d96cf0f38df90eba76dcc7197a98936a4e1baf4847ec1859247c2d68148f3924bee395faf27d42dbcd6caa90f24f2a4414b9ec55bec273435fba4c") mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:35 executing program 1: mkdir(&(0x7f0000000200)='./file0\x00', 0x2f) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 309.992309] FAULT_INJECTION: forcing a failure. [ 309.992309] name failslab, interval 1, probability 0, space 0, times 0 [ 310.003605] CPU: 1 PID: 24774 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 310.010875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.020224] Call Trace: [ 310.022814] dump_stack+0x194/0x24d [ 310.026444] ? arch_local_irq_restore+0x53/0x53 [ 310.031111] ? __save_stack_trace+0x7e/0xd0 [ 310.035436] should_fail+0x8c0/0xa40 [ 310.039150] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.044250] ? kasan_kmalloc+0xad/0xe0 [ 310.048133] ? kmem_cache_alloc_trace+0x136/0x740 [ 310.052976] ? __memcg_init_list_lru_node+0x169/0x270 [ 310.058166] ? __list_lru_init+0x544/0x750 [ 310.062397] ? sget_userns+0x691/0xe40 [ 310.066287] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 310.071038] ? do_mount+0xea4/0x2bb0 [ 310.074738] ? SyS_mount+0xab/0x120 [ 310.078351] ? do_syscall_64+0x281/0x940 [ 310.082398] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 310.087750] ? find_held_lock+0x35/0x1d0 [ 310.091797] ? __lock_is_held+0xb6/0x140 [ 310.095850] ? check_same_owner+0x320/0x320 [ 310.100160] ? rcu_note_context_switch+0x710/0x710 [ 310.105077] should_failslab+0xec/0x120 [ 310.109039] kmem_cache_alloc_trace+0x4b/0x740 [ 310.113605] ? __kmalloc_node+0x33/0x70 [ 310.117558] ? __kmalloc_node+0x33/0x70 [ 310.121511] ? rcu_read_lock_sched_held+0x108/0x120 [ 310.126512] __memcg_init_list_lru_node+0x169/0x270 [ 310.131509] ? list_lru_add+0x7c0/0x7c0 [ 310.135466] ? __kmalloc_node+0x47/0x70 [ 310.139424] __list_lru_init+0x544/0x750 [ 310.143471] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 310.149336] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 310.154333] ? __lockdep_init_map+0xe4/0x650 [ 310.158723] ? lockdep_init_map+0x9/0x10 [ 310.162766] sget_userns+0x691/0xe40 [ 310.166462] ? kernfs_sop_show_path+0x190/0x190 [ 310.171114] ? kernfs_sop_show_options+0x180/0x180 [ 310.176028] ? destroy_unused_super.part.6+0xd0/0xd0 [ 310.181119] ? check_same_owner+0x320/0x320 [ 310.185419] ? rcu_pm_notify+0xc0/0xc0 [ 310.189293] ? rcu_read_lock_sched_held+0x108/0x120 [ 310.194306] ? kmem_cache_alloc_trace+0x459/0x740 [ 310.199137] ? lock_downgrade+0x980/0x980 [ 310.203277] kernfs_mount_ns+0x13d/0x8b0 [ 310.207319] ? kernfs_super_ns+0x70/0x70 [ 310.211366] sysfs_mount+0xc2/0x1c0 [ 310.214973] ? sysfs_kill_sb+0x40/0x40 [ 310.218840] ? alloc_pages_current+0xbe/0x1e0 [ 310.223319] ? security_sb_copy_data+0x81/0xb0 [ 310.227883] mount_fs+0x66/0x2d0 [ 310.231231] vfs_kern_mount.part.26+0xc6/0x4a0 [ 310.235795] ? may_umount+0xa0/0xa0 [ 310.239405] ? _raw_read_unlock+0x22/0x30 [ 310.243534] ? __get_fs_type+0x8a/0xc0 [ 310.247408] do_mount+0xea4/0x2bb0 [ 310.250931] ? copy_mount_string+0x40/0x40 [ 310.255145] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 310.260147] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 310.265433] ? retint_kernel+0x10/0x10 [ 310.269307] ? copy_mount_options+0x18b/0x2e0 [ 310.273789] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 310.278610] ? copy_mount_options+0x1f7/0x2e0 [ 310.283087] SyS_mount+0xab/0x120 [ 310.286519] ? copy_mnt_ns+0xb30/0xb30 [ 310.290387] do_syscall_64+0x281/0x940 [ 310.294254] ? vmalloc_sync_all+0x30/0x30 [ 310.298379] ? _raw_spin_unlock_irq+0x27/0x70 [ 310.302855] ? finish_task_switch+0x1c1/0x7e0 [ 310.307331] ? syscall_return_slowpath+0x550/0x550 [ 310.312239] ? syscall_return_slowpath+0x2ac/0x550 [ 310.317149] ? prepare_exit_to_usermode+0x350/0x350 [ 310.322147] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 310.327513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.332344] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 310.337512] RIP: 0033:0x4552d9 2018/04/03 19:22:35 executing program 2: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000001700)={&(0x7f00000000c0)=@sco={0x1f, {0x9, 0x7, 0x8, 0x9a3b, 0x1, 0x1}}, 0x80, &(0x7f0000001340)=[{&(0x7f0000000140)="554de096fbbdf430c1c1b98fea3faefdadfb9efe0540405f972daeeabb02a27e0ee8382ef2e855b1ce5a413455e79b128e3482cb5d725827eb8386f220b8d002d6da57809556ac33ac53d9da0de7b20f801d64a61e585caca8515bce86160e8db2e6f0c25a7ffe9d04ac029fd7fddb88bff36a0c5ad250d46f6b069e8e5c97ef4b2054e3a5301c05a8c7240547a0a1af9c65fd8bc804d69a1100619cfb6106a577501a9bf173cfbcdaf9a2a81dfb67bc9ad62db0cc3634cc2cdc68b9f1aa46342591612a2c4366c415f610", 0xcb}, {&(0x7f0000000240)="19a543d765d7e70bc78664db08bf31036a81c6ceb5b0af4a7daa95969d1ab039747bef42ad4762a3610f4ecb9a3a025b71f61e70e375bb4ea98a2fea92772f1bc064008c4cb39c68f8c934eca71ba816db3911a5e5a87003acc5e1d139", 0x5d}, {&(0x7f00000002c0)="6dc44ca1824f9339afd5a5cc0f91414b396383dff33928d9f0c52e2f9ae2e6fad9cb7ba7bbc00e72410e297c8aa3f44013cf23b63b7c8e4578153a50d3266e7a392fe40191790c36636106e36c95b690af2c7f82ddf69a68b3e87b46098e0aa7bc5b8654a7a8fa421e12d3e13ad97dda02e30f2d6b645885", 0x78}, {&(0x7f0000000340)="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", 0x1000}], 0x4, &(0x7f0000001740)=ANY=[@ANYBLOB="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"], 0x380, 0x10}, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xa, 0x1ff, 0x7fff, 0x100000043}, 0x2c) 2018/04/03 19:22:35 executing program 1: socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000000)) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:35 executing program 7: socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000041c0)={0xffffffffffffffff}) sendmsg(r0, &(0x7f0000005840)={&(0x7f0000004200)=@pptp={0x18, 0x2, {0x2, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x80, &(0x7f0000005280)=[{&(0x7f0000004280)="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0x1000}], 0x1, &(0x7f00000052c0)=[{0xd0, 0x118, 0x11ec, "de29c7753884e76cdea9348ec96f65ee5870674ceadd70e6d4101358aae2ee912ffbf3d33bc980a69a1447735015738ba1501a200d36e926e8bc7412edcaae8558855fed2a281ca056d3ae524f58cba693bd5d67a0cbc50afc844ba0d2862478d998171ae8197a0a2dd6facc294c2944bb6ee3993f789915581cb266b605dc8d48850298fdcbd7e94a8847e6cf419223bfd206fc1a41ea3fbeaca2318c70ac8032322da9bf11498970ca1b1f66827fc667dfdc4b362c59f0ed26"}, {0x80, 0x119, 0x44b272da, "fd3fa0315d5f81099d7839b4ac5ca9a392103bb6bd1c5429766d76ebabf213571b207990e0e9bbe3d1dfc16f7494f3524ff4e68a0a4e1711c7a49019b35c4a0c9afb696176d450844640baf3d81de6eb877cb39b7411d03c02d729bb3a1be1ee591de9c6505a1ece185bdcea46a01b"}, {0x90, 0x117, 0x8d7, "d6fb55224f157f572a03d2b443e46314859c2de69a30a8d9144edd4abe8de0ee4d50649907d11c10bbbb4e75468f112c84337590b4ca5f0ac817aa85dafe072b7aa856f5871a4d31cd6e751714da342196a377c05124df28672a9f99dfca8b8e80469b07f4b71f323181b8e86d6515895e279b12c1f7c1309e5c68"}, {0xe8, 0x105, 0x4, "062fac1534c1c14dd72f6b0a4b4f7034aff39fd7611af086253a5a60a34c375d8e0d71cae366ec78ce64cc82a7ac75b947eea9342b5f0d965ce85176f9ebb77de96ddd2bfe2b1b6afdb099e0b516e4171d398a831d2846c6c5e921234e3cc334860ed5cb720195d369b8f6195a6895dd75507d3c2189dcdb83993805a976db0ce8bd6dea08d56dcad8ee035d75612bf1024102d51e9bbeb1dd0a599c996c090b8fcebf72487a3c35bb25dacbcbbe3638aa1a2ac7f2a94c7e7039624df505d910a4fc3db0203ba34cd5f51f156264cf3eb2fc2d3bfc7cf4ce"}, {0x90, 0x6, 0x7a8f, "32d133563c312b594550978b4058f2b855f992808480fea3d932c9e9bbc3ea7dc7a124216d119835f26ee9f4b896631b114e0ad3d9c768d52238babcf6d96f19f43eaf592b3675a18d8bf609303efd3b8fe71eaafb0d8b94f136e583630e10b6aa267476393488a353dca5a3261ce25da29dc8f9dd9c307b251324b74f97e905"}, {0x108, 0x6, 0x2, "cfd3703cccf21f9c77024a5464e82db283b556053067f8055bbb9df20eccf8fcc5cff273c7bc011a9d125bf2a160a881fb275b64b7d725a2e1ff6cd1e3778284f385bf2a42d043847c135f7660f5acba185422706a84e6c1c2a85b5b7f03690599b5646706dc749890e50b1670f511b7861f543153583fce3037b2ff884dfb7699ddfe3dd88b7d5d7d8fc0372a7f7bbedf5769a85013ad07cb3f2292b105311969e79348c68c02284d7b2329998c418ce8f60441ea64d2912863e407fb5e0b4ce389de9b1f4099b88d1d79e4bab7bb3c9480ad29636f7ef4785484c0856cb32f03f7dd4493ac6c1f5db1eccef68de1352b"}, {0x88, 0x6, 0x8, "f764e7e77feb59c3185727f904f5adebf859d939ca054f5de0e107b0590b14456616d70b95a26bcaa400395bc7059cb7a4ee6908b7b079af3dcf9ec5e81c859ac3f5d257768d991961e5e8d4006c68a6e88df532b446b9799495f6b5d2d858e6cc5590ba5d42978da49fad8c0ec29c4542936128"}, {0x20, 0x117, 0xffffffffffffff3a, "73e6573da98960570771f3fd800e"}, {0x18, 0x1ff, 0x6, "ba9338b59b03"}, {0x58, 0x119, 0x6, "bcfa863c7985dfa70a0b290de3d1f8e7c8a6752371433ffbf010ca9af2327de6e0c65fc5d6ac6544124f1a778955cb9f736bece35aab1014fd0bd41fc0051b1cc57887"}], 0x578, 0x20000041}, 0x840) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$kcm(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000001640)=[{&(0x7f0000001480)="91f4c13a4a698971cdd51fb820c805759847ac3c5b56673f11c97c5e65bd7e8b1a7dc8070f6da1575208293be6998c36db5235629c0808f944206fe49183470f5de7efd11bef02fd2ded793932abd22e673a39dfee5de02a88820a17a643826ed6efa14311426db007ef80615455025d9e7c08f552d0b18b100bc3da7930f1ca617227991ae09dfea69dfb422f", 0x8d}, {&(0x7f0000000080)="7af1cdd9f34ed8d05fedd005547de61600bb391d13f416372f5012bb47c307cb2150e02feba1c862ddfddd512cb3cca94dc691f004203303fa6ed1f281f9e48021eac555c1acaf440eb56ba2f35d170565ef9a776e3e2ef9e5c82b655c56", 0x5e}, {&(0x7f0000001900)="9ce3def26ec1da265a90f2270d40c414e759c4c12da01262cb28d3a040a9b8cf677a912d9c3f4022c448189cb4e923aa6d778033e6d9000735b931a3422ca9da99786032f667cc7976fb2d507e5246f96a8e9c5aceb689ed41d9bd2c8010423fd02e9d08ac07b8a777a9d8fd27c5cb7eb3cf4fa9936c23c55fa65f17120dbabd5ab950c3994282d82cfe7132fee1e1bd16888ffb881ce91dd8d48fc644de97426d6edac0e1027bd821333167989b1eaa5a473b368c5ec58fe9a44aa31ef12ee97fa38a89f5", 0xc5}, {&(0x7f0000002b80)="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", 0x1000}, {&(0x7f0000001a00)="679023719a2c401389c1a5c630aec48a1cc38e833636d7b21a3d7950983683a829ef7e042d91c5c804add972121171d97464786725bc0dd87eef10b6f138a9e81e52108ec45495864bad4213d282d28b0830c18ea4af01a09f8568cb7954ea5069dfcf84eb42e921bfe66a3f5cd69f2c7359a15a81ed86bec975a354d2aa4defbdb59e138166b6f8c9ed5661617a101e21aa31ccc8db250cb2e1f1154659770b3239a3d7b24dde88332e", 0xaa}, {&(0x7f0000000280)="38999a248a30a3e442ca0ca8dbe1a8fbcc168baa20d1f4ddee85a60709923411688ba3f886635dbd4c42ee9d4fbd63f38c8aed1a6b19f375b2ff77ce51fb0f5b77dc8f46e3cc0593bc96b707da51b7b35463a3bf08330bf69c3be53a6115d9cb942c6f1602bf2142af61b396953702cbfa19c3557977635cc4", 0x79}], 0x6, &(0x7f0000003b80)=ANY=[@ANYBLOB="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"], 0x520, 0x4000000}, 0x4) socketpair(0x1, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) recvmsg(r2, &(0x7f00000016c0)={&(0x7f0000000200)=@generic, 0x80, &(0x7f0000001880)=[{&(0x7f0000001700)=""/97, 0x61}, {&(0x7f0000000300)=""/254, 0xfe}, {&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000000100)=""/3, 0x3}, {&(0x7f0000001400)=""/81, 0x51}, {&(0x7f0000001780)=""/254, 0xfe}, {&(0x7f0000000180)}, {&(0x7f0000001580)=""/155, 0xfffffd92}], 0x8, &(0x7f0000001b80)=""/4096, 0x371}, 0x40002100) sendmsg(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) sendmsg$kcm(r2, &(0x7f0000004180)={&(0x7f0000001ac0)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e22, @multicast2=0xe0000002}, 0x2, 0x0, 0x1}}, 0x80, &(0x7f0000001b40)=[{&(0x7f0000001540)="79996d0f781857c6359cf9a90fba36643485155cec7eedf1556969b6fca3534638e388081f4942727dd07a4108f4e0", 0x2f}, {&(0x7f00000040c0)="b37379fcf1eca377abf5951ea6f3419142a038b9199b8f155acec484cb1fe07bb441dd223f78fd13b305d872773e0a0f002dc7a5dc5f2e06ee9a0713674d7a1de312d9ad0967971f880543b50c6329af926059932413b846d15684ad5182cc1ee4a2a17885ee60152b8373f34853121f4470e94e235d1f17", 0x78}], 0x2, &(0x7f0000005880)=ANY=[@ANYBLOB="20000000000000000f01000009000000cd9e0ba70000000000009217000000004ebfcdbd09b8a616baf1c640ed43a407172fcf7bc656fb598e1fdf4240412abf4174a16bfccb88ee2eb211f005ed7912f1d8770d5b94551dd55ab1fb6785e57e785f254d7d89b25168f9cfedfcc62b671f7f0cc324831929b56087"], 0x20, 0x40}, 0x10) close(r1) [ 310.340684] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 310.348374] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 310.355625] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 310.362876] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 310.370125] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 310.377377] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000019 2018/04/03 19:22:36 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) 2018/04/03 19:22:36 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x3, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18070000000000000000000002800000850000002200000005000000000000009500000000000000"], &(0x7f00000006c0)="73797a6b61b04a8231c4fa000000999d84a67aa665970b8e41d7531b54340530f1577d3c40240a3e4c66ba89c7f0e2f5f8e9598799dd58cb62e95059e228e6d0db57fb5d68a04a8aff8d9fda9e808567ff06811595a5984a2c95bc5534120500bc7f60e316a4d98f56ffcf85ec3459455d3ac711c7a709ca22687a3bf500000080000000000000c800000000000000b53f94ae278b838d4362fc3c9b933048d4f19b5ebbaa470522b1eee1c8ecead17752b8accb4138b022374fc6cb0adde2c80741b4a68e7f98ed1d33fbefadbea16e561cc92eb920a5b5bd6eb0fc09f6ab0417", 0x1, 0xce, &(0x7f0000000180)=""/206}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000280)={r0, 0x0, 0x2c, 0x12, &(0x7f0000000300)="222fea09601180325a2f80070090b37d050bbbe3aef61125b466916caa4e8ab5050000001c1df85f1c006558", &(0x7f0000000040)=""/18}, 0x28) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000100)) socketpair$inet_sctp(0x2, 0x0, 0x84, &(0x7f0000000140)) 2018/04/03 19:22:36 executing program 0: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x100004c, &(0x7f0000000340)='M') 2018/04/03 19:22:36 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = gettid() ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f00000003c0)) r3 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={0xffffffff, 0x8, 0x10}, 0xc) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={r3, &(0x7f00000000c0)="b9a5647abb3d8b00ec2010b021b29b702d1396eb46ed17711ec11aaca834383f12adaa019cdcf4330263e02413656e42416f03bd3100497eb55a2dd79eb416442355d09a6099e3603a8d65190914ddd9421f6c41b2f613fe8fa8188992e98089e65686795d083062aef35ef59c38780f52995aaf2ac2f431a09b6c6b803bff9e0270ac5ca74782f3dfcbcf72e8286784b48833b2880c91fb2ddd4fa33719a9", &(0x7f0000000180)=""/113}, 0x18) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001500)={r3, 0x28, &(0x7f0000000380)}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={r3, &(0x7f0000000400)="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", &(0x7f0000001400)="b4cb438d6008dcb92a7fa6659f71888a501e4d92a02785fd57e4190e9a7d59c7ac4b5873d4be84e91171824941bfd9900479971a6e72602ccd95aa75bd9f5e3364f08d0fa38d3c8eeec2d672caef3f0933cef7ba862a472b364cdf238202e8bd496c164d056ac45c2bb949bb9fc481f1d15dd2d2128307c85a6a00a8183d050fc05d388190b5960a478943314c925e6e55fe9f7254f38f38357745a311e336c39f71498b7fba6cf8c8b09aa70ed51ef6b2ea6cec6e39be414752fe5c16b8e20c27a25afae48ab51501f302155a8b4152b5957da5e8615def8666e95322fd4c19add1f14e28be2b06645daa1f848c284cae199dc223a77383106a28b12c"}, 0x20) perf_event_open(&(0x7f0000000240)={0x4, 0x70, 0x2, 0x8000, 0x800, 0x10b, 0x0, 0x4, 0x800, 0x8, 0x81, 0x9, 0xffff, 0x3c3344bd, 0x6, 0x6, 0x1, 0x3, 0x9, 0x9, 0x2, 0x100, 0xf8e, 0xff, 0x81, 0x101, 0x5, 0x6, 0x81, 0xf44, 0x0, 0x6, 0x20, 0x200, 0x4, 0xc00, 0x1, 0x9, 0x0, 0x9, 0x3, @perf_bp={&(0x7f0000000040), 0xd}, 0x1000, 0x8, 0x1, 0x3, 0x7fff, 0x3, 0x2}, r2, 0x3, r0, 0x2) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000002c0)={&(0x7f0000000340)='./file0\x00', r3}, 0xb2adf2b6f3514e41) 2018/04/03 19:22:36 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) socketpair(0x0, 0x80000, 0x8, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000000c0)) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) gettid() socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000000)) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000140)={r1, 0x28, &(0x7f0000000100)}, 0x10) 2018/04/03 19:22:36 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x8, 0x4, 0x20, 0x7, 0x23}, 0x2c) 2018/04/03 19:22:36 executing program 6 (fault-call:1 fault-nth:26): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 310.677280] FAULT_INJECTION: forcing a failure. [ 310.677280] name failslab, interval 1, probability 0, space 0, times 0 [ 310.688623] CPU: 0 PID: 24828 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 310.695891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.705232] Call Trace: [ 310.707825] dump_stack+0x194/0x24d [ 310.711447] ? arch_local_irq_restore+0x53/0x53 [ 310.716099] ? __save_stack_trace+0x7e/0xd0 [ 310.720406] should_fail+0x8c0/0xa40 [ 310.724100] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 310.729180] ? kasan_kmalloc+0xad/0xe0 [ 310.733050] ? kmem_cache_alloc_trace+0x136/0x740 [ 310.737879] ? __memcg_init_list_lru_node+0x169/0x270 [ 310.743054] ? __list_lru_init+0x544/0x750 [ 310.747266] ? sget_userns+0x691/0xe40 [ 310.751130] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 310.755859] ? do_mount+0xea4/0x2bb0 [ 310.759545] ? SyS_mount+0xab/0x120 [ 310.763162] ? do_syscall_64+0x281/0x940 [ 310.767211] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 310.772560] ? find_held_lock+0x35/0x1d0 [ 310.776609] ? __lock_is_held+0xb6/0x140 [ 310.780654] ? check_same_owner+0x320/0x320 [ 310.784956] ? rcu_note_context_switch+0x710/0x710 [ 310.789866] should_failslab+0xec/0x120 [ 310.793821] kmem_cache_alloc_trace+0x4b/0x740 [ 310.798378] ? __kmalloc_node+0x33/0x70 [ 310.802334] ? __kmalloc_node+0x33/0x70 [ 310.806291] ? rcu_read_lock_sched_held+0x108/0x120 [ 310.811287] __memcg_init_list_lru_node+0x169/0x270 [ 310.816282] ? list_lru_add+0x7c0/0x7c0 [ 310.820234] ? __kmalloc_node+0x47/0x70 [ 310.824184] __list_lru_init+0x544/0x750 [ 310.828222] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 310.834082] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 310.839074] ? __lockdep_init_map+0xe4/0x650 [ 310.843459] ? lockdep_init_map+0x9/0x10 [ 310.847498] sget_userns+0x691/0xe40 [ 310.851185] ? kernfs_sop_show_path+0x190/0x190 [ 310.855828] ? kernfs_sop_show_options+0x180/0x180 [ 310.860731] ? destroy_unused_super.part.6+0xd0/0xd0 [ 310.865813] ? check_same_owner+0x320/0x320 [ 310.870112] ? rcu_pm_notify+0xc0/0xc0 [ 310.873982] ? rcu_read_lock_sched_held+0x108/0x120 [ 310.878973] ? kmem_cache_alloc_trace+0x459/0x740 [ 310.883796] ? lock_downgrade+0x980/0x980 [ 310.887946] kernfs_mount_ns+0x13d/0x8b0 [ 310.891984] ? kernfs_super_ns+0x70/0x70 [ 310.896035] sysfs_mount+0xc2/0x1c0 [ 310.899640] ? sysfs_kill_sb+0x40/0x40 [ 310.903501] ? alloc_pages_current+0xbe/0x1e0 [ 310.907986] ? security_sb_copy_data+0x81/0xb0 [ 310.912560] mount_fs+0x66/0x2d0 [ 310.915903] vfs_kern_mount.part.26+0xc6/0x4a0 [ 310.920459] ? may_umount+0xa0/0xa0 [ 310.924063] ? _raw_read_unlock+0x22/0x30 [ 310.928187] ? __get_fs_type+0x8a/0xc0 [ 310.932049] do_mount+0xea4/0x2bb0 [ 310.935568] ? copy_mount_string+0x40/0x40 [ 310.939781] ? rcu_pm_notify+0xc0/0xc0 [ 310.943653] ? copy_mount_options+0x5f/0x2e0 [ 310.948040] ? rcu_read_lock_sched_held+0x108/0x120 [ 310.953037] ? kmem_cache_alloc_trace+0x459/0x740 [ 310.957862] ? kasan_check_write+0x14/0x20 [ 310.962073] ? copy_mount_options+0x1f7/0x2e0 [ 310.966544] SyS_mount+0xab/0x120 [ 310.969972] ? copy_mnt_ns+0xb30/0xb30 [ 310.973844] do_syscall_64+0x281/0x940 [ 310.977707] ? vmalloc_sync_all+0x30/0x30 [ 310.981833] ? _raw_spin_unlock_irq+0x27/0x70 [ 310.986305] ? finish_task_switch+0x1c1/0x7e0 [ 310.990780] ? syscall_return_slowpath+0x550/0x550 [ 310.995705] ? syscall_return_slowpath+0x2ac/0x550 [ 311.000611] ? prepare_exit_to_usermode+0x350/0x350 [ 311.005604] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 311.010943] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.015763] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 311.020927] RIP: 0033:0x4552d9 [ 311.024090] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 311.031772] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 311.039024] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 311.046277] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 311.053528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 311.060772] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001a 2018/04/03 19:22:37 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000004a80)={&(0x7f0000004980)=@hci, 0xc, &(0x7f0000004a00), 0x0, &(0x7f0000004a40)=""/57, 0x39}, 0x0) socketpair(0xa, 0x4, 0x4, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r2, &(0x7f0000000740)={&(0x7f0000000900)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000980)=""/152, 0x98}, {&(0x7f0000000a40)=""/152, 0x98}, {&(0x7f0000000b00)=""/123, 0x7b}], 0x3, &(0x7f0000000b80)=""/194, 0xc2, 0x120}, 0x40002040) recvmsg(r1, &(0x7f0000001740)={&(0x7f0000000100)=@alg, 0x80, &(0x7f00000001c0)=[{&(0x7f0000000180)=""/4, 0x4}, {&(0x7f0000001680)=""/190, 0xbe}], 0x2, 0x0, 0x0, 0x4}, 0x122) recvmsg(r1, &(0x7f0000000280)={&(0x7f0000000840)=@sco, 0x80, &(0x7f0000000200)=[{&(0x7f0000000c80)=""/227, 0xe3}], 0x1, &(0x7f0000000d80)=""/196, 0xc4, 0x4}, 0x20) sendmsg(r1, &(0x7f0000000300)={&(0x7f0000000040)=@generic={0x2, "714d50200da14566473bd12d025c4ffd36c2c98a4c2ac620f45ae7c633bbe4276c91f9c9f4c1ac3f8dec2fa9488668f844d0349bf2c741680f9efe5a378d4269a1ef13275ab351b532a9a10fbd12bc5f1275e3e22dc128e86b1b98c56a4471db89cd75fdf93088aeb890e426e89bd3b3f165e9c32042efb4470b33193924"}, 0x80, &(0x7f00000002c0), 0x0, 0x0, 0x0, 0x40}, 0x0) sendmsg(r1, &(0x7f0000004880)={&(0x7f0000000380)=@pppol2tpv3in6={0x18, 0x1, {0x0, r1, 0x1, 0x0, 0x1, 0x3, {0xa, 0x4e20, 0x7, @loopback={0x0, 0x1}}}}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000400)="3afcc5ef6949c35f31bf50abab99524b1b91955f0c0291c5bff919f70ed1fc49eb6149fd816ef41a9cb442ba02a29b392fa4694e74b144cb5e274e300ea222abb9d6e3f51ce55dd57060cae270966f3881e5a2bbfd486d3e2810600490c6a03c5c5dbd22abd53652630d578a8141dc49840324208b636450d0aa069745ea4ac9fc655013cfc4fb8500b427c1337ce7695dd74bf57afbe45bed03afd0435e358da1c7a69c99c7fb82cc97e3c4c1fb5036fd", 0xb1}], 0x1, &(0x7f0000001780)=ANY=[], 0x0, 0x4044}, 0x0) recvmsg$kcm(r3, &(0x7f0000000f80)={0x0, 0x0, &(0x7f0000000f00)=[{&(0x7f0000000e80)=""/107, 0x6b}, {&(0x7f00000008c0)=""/10, 0xa}], 0x2, &(0x7f0000000f40)=""/16, 0x10, 0xea0}, 0x0) recvmsg(r0, &(0x7f0000000800)={&(0x7f0000000500)=@ax25, 0x80, &(0x7f0000000700)=[{&(0x7f0000000580)=""/180, 0xb4}, {&(0x7f0000000640)=""/149, 0x95}, {&(0x7f0000002980)=""/4096, 0x1000}, {&(0x7f0000005ac0)=""/4096, 0x1000}], 0x4, &(0x7f0000000780)=""/74, 0x4a}, 0x40000100) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:37 executing program 4: mkdir(&(0x7f0000000200)='./file0\x00', 0x2) perf_event_open(&(0x7f000000a000)={0x6, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x8000000200000000, 0x7f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000940)={0xffffffffffffff9c, 0x28, &(0x7f00000008c0)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000980)={r0, 0x1}, 0xc) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000100)) r1 = socket$kcm(0x29, 0x7, 0x0) sendmsg$kcm(r1, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)=[{&(0x7f0000000540)="027a03bda0c3b5a5f745a4ff2fb8129c41453d0a05f62e6d4762e400f0b8d3825e1a388274470f43b721c5f5f53874f7ec7a52c94a109852548cb03a2323ef70c6e9f939724fd73daed1f57876dfd16bc5ff83d76ece420af29480769baf3bbfffd246369071f31f6be6e50fb0eb36f658eed663620988a18965533fe16ba828afe6f4d19e98ca94b4cc958b0b8ed907b9932a8d9836b75bf266e00918ba4855a87bf443bf1c742f5deb84984b552ea885887f29dd3871e5d4ccc4a96d0b6ff688e113a01c5ef8ac186284de42b3de47eb47bb94df17", 0xd6}, {&(0x7f0000000780)="cc6135d7fbff120e710b5e906e43473c9ef0683028354c5c7fd5ae1d280ff2c750e081bdd5941d92d1ed3ed3bebf7a4c08d167206b5435ba39e2d50cc8ed486af7bc8479368137ada0e14394e10362ada0d092b169b3778e1e4515596ae21ff27004df71589e915deef8384f5cf83c974b7e166f586cdf7037040a3e9ca494d17e3c985779c85681138be2cdfa16747965162ab476f0707587568b2d2d6ae9980c66977b8c5807eedbe0d79f10e57716e86a310f6d00db14657910a4313a04624314ce856d81b8161432a75b4b5817dad3faebf8924518afcc3992f75f0e725c6360e23a7be9fd5e3d9833a3367fd3ea2d6f1f29bcbdb777", 0xf8}], 0x2, &(0x7f00000009c0)=ANY=[@ANYBLOB="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"], 0x1038, 0x4008050}, 0x80) recvmsg$kcm(r1, &(0x7f0000002040)={&(0x7f0000001bc0)=@ethernet={0x0, @link_local}, 0x80, &(0x7f0000001f40)=[{&(0x7f0000001c40)=""/200, 0xc8}, {&(0x7f0000001d40)=""/46, 0x2e}, {&(0x7f0000001d80)=""/172, 0xac}, {&(0x7f0000001e40)=""/250, 0xfa}], 0x4, &(0x7f0000001f80)=""/148, 0x94, 0x10000}, 0x40000000) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000380)={&(0x7f0000000340)='./file0\x00', 0x0, 0x10}, 0x10) mount(&(0x7f0000000040)='./file0\x00', &(0x7f00000004c0)='./file0\x00', &(0x7f0000000400)='ufs\x00', 0x207400, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0xa, 0x6, &(0x7f0000000140)=@raw=[@alu={0x4, 0x9, 0xc, 0x8, 0x8, 0x2, 0x8}, @exit={0x95}, @generic={0x3, 0xffffffffffffffe1, 0x7, 0x9}], &(0x7f0000000180)='GPL\x00', 0x3, 0x4d, &(0x7f0000000240)=""/77, 0x41f00, 0x1}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000001c0)={r2, 0x50, &(0x7f0000000440)}, 0x10) sendmsg(0xffffffffffffffff, &(0x7f000000a500)={&(0x7f0000000040)=ANY=[], 0x0, &(0x7f000000a380)=[{&(0x7f000000a180)="14d687f8fc5edffa44597b0ec0b5feabbf03c90fb422f10f1d261b1e55c05b62c2616c71c65ea520859500331d233673189fcb55a7df24f377c15c321bdce00464a7b6f7dc6542b21f3b726181df484012b9f67e35d42d7cc0", 0x59}], 0x1, &(0x7f000000a440)}, 0x0) mount(&(0x7f000091dff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/04/03 19:22:37 executing program 0: mkdir(&(0x7f0000000300)='./file0/bus\x00', 0x8000000000100) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000200)={&(0x7f00000001c0)='./file0/bus\x00', 0x0, 0x10}, 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000280)={&(0x7f00000000c0)='./file0/bus\x00', r0}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:37 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f00000000c0)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)) 2018/04/03 19:22:37 executing program 5: socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000007c0)={0xffffffffffffffff}) recvmsg$kcm(r1, &(0x7f0000000080)={&(0x7f0000000800)=@nfc, 0x80, &(0x7f00000008c0)=[{&(0x7f0000000880)=""/57, 0xff2e}], 0x100000000000018a, &(0x7f0000000900)=""/202, 0xca, 0xfffffffffffffffd}, 0x80000042) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000000c0)) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000040)={r0}) 2018/04/03 19:22:37 executing program 2: 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$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x3) r2 = getpid() perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x0, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x46, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, r2, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x0) perf_event_open(&(0x7f000000a000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) close(r0) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc857e75c2ecafb1104058d8843") close(r1) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000540)={r3}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r4, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r3}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) sendmsg(r6, &(0x7f0000000140)={&(0x7f00000002c0)=@sco={0x1f, {0x4, 0x6a3a, 0x99, 0xffffffffffffcd58, 0xff, 0xffffffffffffffaf}}, 0x80, &(0x7f0000000080)=[{&(0x7f0000000340)="ebf2716387a78e98475956706ceecf4f691f0f64dfb2736aae935b7f8c8b4824eb0b99059de5958ea0fb81ea850657c27b1293c19343b34143d83d1c2ae986fab57bbc85c6b9f4fb2abb4d7cd4503b6455489b7ccbdf8e1be0183f09f69903b360c991de52fccfa2d9af45809b0eaa0ac1e9e2729078c6641c6ed2a4912937863e68512e66c8d19ae995af630d97", 0x8e}], 0x1, &(0x7f00000004c0), 0x0, 0x4000}, 0x4884) recvmsg(r6, &(0x7f0000000040)={&(0x7f0000006980)=ANY=[@ANYRES32=0x0], 0x1, &(0x7f0000006d00), 0x0, &(0x7f0000006d40)=""/65, 0x41}, 0x0) sendmsg(r7, &(0x7f0000001900)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000400)='v', 0x1}], 0x1, &(0x7f0000000440)=ANY=[]}, 0x0) recvmsg(r6, &(0x7f0000001140)={&(0x7f0000000f80)=@can={0x0, 0x0}, 0x80, &(0x7f0000001100)=[{&(0x7f0000001000)=""/211, 0xd3}], 0x1, 0x0, 0x0, 0x6}, 0x40) bpf$PROG_LOAD(0x5, &(0x7f0000001940)={0x7, 0x9, &(0x7f0000000440)=ANY=[@ANYBLOB="180000000500000000000000fcffffffbf298000f8ffffff0000000000000000850000001bf2ff00dbf50e62095d2ca7b86a37beaf6ce0af00000000000000009500ddffffbf0000"], &(0x7f0000001840)='syzkaller\x00', 0x3d, 0x42, &(0x7f0000001880)=""/66, 0x41000, 0x0, [], r9}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0xa, 0x13, &(0x7f0000000580)=@framed={{0x18, 0x0, 0x0, 0x0, 0x8}, [@call={0x85, 0x0, 0x0, 0x1b}, @call={0x85, 0x0, 0x0, 0x12}, @generic={0xffff, 0x6, 0xffffffff7fffffff, 0x257c}, @initr0={0x18, 0x0, 0x0, 0x0, 0x3}, @alu={0x7, 0x8001, 0xb, 0x1, 0x0, 0xfffffffe, 0x8}, @ldst={0x0, 0x2, 0x6, 0x7, 0xf, 0xffffffff, 0xfffffffffffffffc}, @ldst={0x3, 0x0, 0x3, 0xf, 0x7, 0x5e, 0xffffffffffffffff}, @map={0x18, 0xa, 0x1, 0x0, r5}], {0x95}}, &(0x7f0000000640)='syzkaller\x00', 0x1, 0xd8, &(0x7f0000000680)=""/216, 0x40f00, 0x1, [], r9}, 0x48) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000940)) bpf$PROG_LOAD(0x5, &(0x7f0000000880)={0x6, 0x6, &(0x7f0000000980)=@raw=[@exit={0x95}, @jmp={0x5, 0x80000000000000, 0x4, 0x5, 0x4, 0xffffffff, 0xffffffffffffffff}, @exit={0x95}], &(0x7f0000000d80)='GPL\x00', 0x0, 0x67, &(0x7f00000001c0)=""/103, 0x10000, 0x0, [], r8}, 0x48) 2018/04/03 19:22:37 executing program 6 (fault-call:1 fault-nth:27): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:37 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)={0x2040000009, 0x9, 0x800, 0x4, 0x0, 0xffffffffffffffff, 0x8000}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001280)={r0, &(0x7f00000000c0)="261ed749a560cbff699a493fd0eef246e3abbaa8682617a1c45fc6f85f4ee2c1418fadc8908e5c009075d3b87db935203f1e619db365000000000000000000", &(0x7f0000000180)="93d407a691697d3938505f5a253f1303f5398e53284ef4be5b766f1c68526404ed172e2d14d4fcece025841ea68f41ac8a4253ef8ef3a682cef3ae1690af09000000fadc1855047ea2e198f88948aca4c08d75e9ad6c7f588b8039e23850b377301ecc468abcb511fd11c55ef961bbab2d18b462e148fdf0fbad1a852a8cd3dc623ec71118c82390b8a98b8b0bf042afcc8c357a2e3239c28a67a8b78aa8b86846236185cf85e78b550eca491ed809ec4284b2d93260f97a601eecd1e68ab85ad6a982f18f5e37b895af80c7e1559b00c36533c15f7e0f639e66e0e866594286762a6d11ab551b57fadde36046a538d64ccaa990f2d4e2a9b1"}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000140)={r0, &(0x7f0000000040)="8e", &(0x7f0000000100)=""/35}, 0x18) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000280)={&(0x7f0000000080)='./file0\x00', 0x0, 0x8}, 0x10) [ 311.404295] FAULT_INJECTION: forcing a failure. [ 311.404295] name failslab, interval 1, probability 0, space 0, times 0 [ 311.415585] CPU: 1 PID: 24849 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 311.422854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.432202] Call Trace: [ 311.434779] dump_stack+0x194/0x24d [ 311.438394] ? arch_local_irq_restore+0x53/0x53 [ 311.443054] ? __save_stack_trace+0x7e/0xd0 [ 311.447365] should_fail+0x8c0/0xa40 [ 311.451068] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 311.456150] ? kasan_kmalloc+0xad/0xe0 [ 311.460021] ? kmem_cache_alloc_trace+0x136/0x740 [ 311.464850] ? __memcg_init_list_lru_node+0x169/0x270 [ 311.470021] ? __list_lru_init+0x544/0x750 [ 311.474241] ? sget_userns+0x691/0xe40 [ 311.478108] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 311.482842] ? do_mount+0xea4/0x2bb0 [ 311.486534] ? SyS_mount+0xab/0x120 [ 311.490229] ? do_syscall_64+0x281/0x940 [ 311.494359] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 311.499733] ? find_held_lock+0x35/0x1d0 [ 311.503779] ? __lock_is_held+0xb6/0x140 [ 311.507832] ? check_same_owner+0x320/0x320 [ 311.512136] ? rcu_note_context_switch+0x710/0x710 [ 311.517054] should_failslab+0xec/0x120 [ 311.521016] kmem_cache_alloc_trace+0x4b/0x740 [ 311.525583] ? __kmalloc_node+0x33/0x70 [ 311.529536] ? __kmalloc_node+0x33/0x70 [ 311.533492] ? rcu_read_lock_sched_held+0x108/0x120 [ 311.538491] __memcg_init_list_lru_node+0x169/0x270 [ 311.543488] ? list_lru_add+0x7c0/0x7c0 [ 311.547443] ? __kmalloc_node+0x47/0x70 [ 311.551418] __list_lru_init+0x544/0x750 [ 311.555465] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 311.561332] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 311.566326] ? __lockdep_init_map+0xe4/0x650 [ 311.570716] ? lockdep_init_map+0x9/0x10 [ 311.574761] sget_userns+0x691/0xe40 [ 311.578453] ? kernfs_sop_show_path+0x190/0x190 [ 311.583103] ? kernfs_sop_show_options+0x180/0x180 [ 311.588016] ? destroy_unused_super.part.6+0xd0/0xd0 [ 311.593116] ? check_same_owner+0x320/0x320 [ 311.597418] ? rcu_pm_notify+0xc0/0xc0 [ 311.601292] ? rcu_read_lock_sched_held+0x108/0x120 [ 311.606286] ? kmem_cache_alloc_trace+0x459/0x740 [ 311.611105] ? lock_downgrade+0x980/0x980 [ 311.615239] kernfs_mount_ns+0x13d/0x8b0 [ 311.619282] ? kernfs_super_ns+0x70/0x70 [ 311.623331] sysfs_mount+0xc2/0x1c0 [ 311.626935] ? sysfs_kill_sb+0x40/0x40 [ 311.630801] ? alloc_pages_current+0xbe/0x1e0 [ 311.635278] ? security_sb_copy_data+0x81/0xb0 [ 311.639842] mount_fs+0x66/0x2d0 [ 311.643191] vfs_kern_mount.part.26+0xc6/0x4a0 [ 311.647756] ? may_umount+0xa0/0xa0 [ 311.651363] ? _raw_read_unlock+0x22/0x30 [ 311.655491] ? __get_fs_type+0x8a/0xc0 [ 311.659360] do_mount+0xea4/0x2bb0 [ 311.662890] ? copy_mount_string+0x40/0x40 [ 311.667101] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 311.672097] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 311.676837] ? retint_kernel+0x10/0x10 [ 311.680717] ? copy_mount_options+0x18b/0x2e0 [ 311.685196] ? __sanitizer_cov_trace_pc+0x4b/0x50 [ 311.690028] ? copy_mount_options+0x1f7/0x2e0 [ 311.694512] SyS_mount+0xab/0x120 [ 311.697943] ? copy_mnt_ns+0xb30/0xb30 [ 311.701812] do_syscall_64+0x281/0x940 [ 311.705688] ? vmalloc_sync_all+0x30/0x30 [ 311.709812] ? _raw_spin_unlock_irq+0x27/0x70 [ 311.714286] ? finish_task_switch+0x1c1/0x7e0 [ 311.718761] ? syscall_return_slowpath+0x550/0x550 [ 311.723670] ? syscall_return_slowpath+0x2ac/0x550 [ 311.728579] ? prepare_exit_to_usermode+0x350/0x350 [ 311.733577] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 311.738924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.743754] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 311.748922] RIP: 0033:0x4552d9 [ 311.752090] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 311.759777] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 311.767031] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 311.774278] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 311.781537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 311.788784] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001b [ 311.859798] xprt_adjust_timeout: rq_timeout = 0! [ 311.904688] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:38 executing program 7: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000001480)) recvmsg(0xffffffffffffffff, &(0x7f0000001780)={0x0, 0x0, &(0x7f0000001740)=[{&(0x7f00000014c0)=""/157, 0x9d}, {&(0x7f0000001580)=""/123, 0x7b}, {&(0x7f0000001600)=""/187, 0xbb}, {&(0x7f00000016c0)=""/86, 0x56}], 0x4}, 0x0) socketpair(0x1, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) sendmsg$kcm(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000200)="ad", 0x1}], 0x1, &(0x7f0000001200)}, 0x0) recvmsg(r0, &(0x7f0000001440)={&(0x7f0000000040)=@sco, 0x8, &(0x7f00000013c0)=[{&(0x7f0000000000)=""/66}, {&(0x7f0000000080)=""/52}, {&(0x7f00000000c0)=""/120}, {&(0x7f0000000200)=""/4096}, {&(0x7f0000001200)=""/120}, {&(0x7f0000001280)=""/177}, {&(0x7f0000000180)=""/17, 0x384}, {&(0x7f0000001340)=""/2}, {&(0x7f0000001380)=""/16}], 0x133, 0x0, 0x301}, 0x0) 2018/04/03 19:22:38 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:38 executing program 6 (fault-call:1 fault-nth:28): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:38 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:38 executing program 5: socketpair(0x1b, 0x80003, 0x20, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000080)) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f00000000c0)={r1}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000001c0)) 2018/04/03 19:22:38 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x40) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000280)="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") r1 = perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x10001, 0x10000, 0x3, 0x5, 0x0, 0x4, 0x80000, 0x8, 0x5, 0x4, 0x5, 0x69fd, 0xfff, 0xeb, 0x100000000000000, 0x80000001, 0x0, 0x482, 0x7fffffff, 0x2, 0xffffffff, 0xffffffffe359fc34, 0x8, 0x7ff, 0x3, 0x1, 0x169a, 0x1c, 0xfffffffffffff55c, 0x3f5, 0x3, 0x3, 0x3, 0x1, 0x80000000, 0x3, 0x0, 0xffff, 0x0, @perf_bp={&(0x7f0000000040), 0x4}, 0x4000, 0x0, 0xfffffffffffffffa, 0x4, 0x8000, 0x8, 0x800}, 0x0, 0xa, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x0) 2018/04/03 19:22:38 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x9, 0x200002ab, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0x1c}], {0x95}}, &(0x7f0000000000)="4750480099b40dddaa77f7a3df310c3e71604cbc2cb26e6893c30d3bfc62703aeb2ae670c9a11dbba1f89e00000000000000", 0xfffffffffffffffc, 0xfb, &(0x7f0000000480)=""/251, 0x1}, 0x48) r0 = socket$kcm(0x29, 0x0, 0x0) recvmsg$kcm(r0, &(0x7f0000000440)={&(0x7f0000000140)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000000300)=[{&(0x7f00000001c0)=""/59, 0x3b}, {&(0x7f0000000200)=""/100, 0x64}, {&(0x7f0000000280)=""/78, 0x4e}], 0x3, &(0x7f0000000340)=""/206, 0xce, 0x5}, 0x2) 2018/04/03 19:22:38 executing program 2: socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000200)) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x15}, 0x2c) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r0, &(0x7f0000000300)="8a915216d0dbc3dbad6292b81ea4d70da0509f1f9d772d953352289f8335f8e74c0c28e26ef4eac35de0d206cb879738fcb23b5bb45b0371910b765f8aef7e6a9a41f0eb44568752804c0fb4096dbbcdbb3b6f35f659d2de7e3efa3ce3bf21000b78a032ea29bf75d8762e41c2c6ed233bedcd359991fa7d7a6f7cddaa264df1dc37e4328f27baf8a3c79093f1c4d92ad557570ac68cfdb174115ee3f045fef3bba5809e8804718fbf40f5b4bf635e88e42dd2cfc9858ec56b22d7a167d7c647a0b7b33fa102c90e183ac86817f7d28ddafd46d0b93bd5fd1138bc71695a8a6314e7363fc4831bb54c1ec067fe8ab4b70a3c18d75cd917fb45", &(0x7f0000000400)=""/253}, 0x18) r1 = bpf$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$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x2b5, &(0x7f0000000180)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) 2018/04/03 19:22:38 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xe, 0x8, 0x5, 0x0, 0x4, 0xffffffffffffff9c, 0xffffffffffffffff}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x0, 0x581f, 0x6, 0xfffffffffffff539, 0x6, r0, 0xc0}, 0x2c) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000005c0)={0xffffffffffffff9c}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000240)) r2 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000600)={r2}) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000140)) r3 = perf_event_open(&(0x7f0000000180)={0x5, 0x70, 0x0, 0x7fffffff, 0x1, 0x5, 0x0, 0x4, 0x100, 0xd, 0xfffffffffffff261, 0x7557, 0xc282, 0x8001, 0x80000001, 0x6, 0x93f8, 0x2, 0x8, 0x100000001, 0x10000, 0x5, 0x6, 0x3, 0x9, 0x9, 0x271, 0x8c, 0x0, 0x3, 0x7, 0x8, 0x10001, 0x2, 0x7, 0x8, 0x3f, 0x5, 0x0, 0x4, 0x7, @perf_bp={&(0x7f00000000c0), 0x4}, 0x2002, 0x3, 0x1, 0x3, 0x101, 0x14800000, 0x100000000}, 0x0, 0xe, 0xffffffffffffff9c, 0x1) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000000100)=0x5) bpf$MAP_CREATE(0x4, &(0x7f0000000880)={0x13, 0x0, 0xfffffffffffffff9}, 0x2c) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000000200)=0x23341287) [ 313.018547] FAULT_INJECTION: forcing a failure. [ 313.018547] name failslab, interval 1, probability 0, space 0, times 0 [ 313.029880] CPU: 1 PID: 24906 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 313.037152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.046500] Call Trace: [ 313.049089] dump_stack+0x194/0x24d [ 313.052716] ? arch_local_irq_restore+0x53/0x53 [ 313.055150] autofs4:pid:24911:autofs4_fill_super: called with bogus options [ 313.057375] ? __save_stack_trace+0x7e/0xd0 [ 313.057395] should_fail+0x8c0/0xa40 [ 313.057410] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.057422] ? kasan_kmalloc+0xad/0xe0 [ 313.057429] ? kmem_cache_alloc_trace+0x136/0x740 [ 313.057439] ? __memcg_init_list_lru_node+0x169/0x270 [ 313.077354] autofs4:pid:24911:autofs4_fill_super: called with bogus options [ 313.077620] ? __list_lru_init+0x544/0x750 [ 313.102779] ? sget_userns+0x691/0xe40 [ 313.106668] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 313.111419] ? do_mount+0xea4/0x2bb0 [ 313.115126] ? SyS_mount+0xab/0x120 2018/04/03 19:22:38 executing program 0: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f00000001c0)='autofs\x00', 0x0, &(0x7f00000004c0)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f0000000200)=[{&(0x7f0000000280)="8ab8f1da03390a9fd1cb21dce9e2e7296a68eecb33da6eee14d2ac5e6369c94d49d264f831849f39f9d1dcede7b394f15a9ebe64b277485b7b0d58c838266c7fd55abc0047a9f94bd77b2acb57d239e286c71f6f2c8861739675ba3b11d445daabdde603edebb21ff9b1f13be4d6d28460762a4dbbd281bf09be4e86166fe096aab2d0a8174949073c4f7753d18ff6c09eac7ce67326cd183b88572d1410236c73644109c663d2398416dc6b1c6c0bfe", 0xb0}, {&(0x7f0000000140)="f86e322172c15390332a50648506fd0b9d1d06ffffefa0830823ab1314cb2dd3c3d17316", 0x24}], 0x2, &(0x7f0000000380)=[{0xe0, 0x109, 0xfffffffffffff001, "67a33881c8f52de096460e5c55f2e0dbfd608d38df71ae8fa8d8794bb33b9fc6a267384d4e31ecc8f5b956b7016a2326eb76c0a6db6b457c2031dfab459b5c428894b76dacbc6a9bda7c95f0832d4e83c0a9a04508e65ea23803438ca6cf4cc2e0a1b0cfbb3bc418dd3bbb4f1d8afa46a300092e4234042a5f24e8d51e1ade0fd4e2299a68b262667786ef8e37a7e092efe2af3ef58fb56a374d698460b9757768d311b79875ae42140f7e9b0d877ae923afddb45557febf9bbda84fe51ad9e4fa025ff1d61f1e52209152fe39e00ed1"}, {0x40, 0x114, 0x9, "dee04f5dc171302bf6acb3cadb2d5de1cf0bf7042dda68437c54105ce55be98a16f1d0604d1be8c1790d"}, {0xa0, 0x11f, 0x49, "3f3cbbe47a7b852ee1d2a41dd9348ccd747c12225dcbc4a3a06ac1bac719d82e9c16b5744027a0d463fbc0ad356f3e398fcf2d5416474a0910ec3c2ecb2d8a99862010a60edb6cac5610d6a7d413cfee6320a114fb1941ff9d450346d71a18c17ce9fe5b4cc4ec45070e65fe7fae9fdbfa6310ee0c474e523e0de611e942d03e6d1510c5cf41d439609c9f"}, {0xb0, 0x10e, 0x3, "1ecc3ec4231e1e28eeb02f8cc4f13de768808e54f5c988c1931cfab52f7f235692d5a02e17048a066d5b76f667915b3027656cfddb1fe3fcbdae3587c74078e709fd6241c5880f2d03acb5b571186144cdc166b6a9d5d6f1b28c83905fd3392c7880d68f7cdc338e0e8f9148b52142890f20a81f100d21492a9733efa21ca7d851867a8c53da40d73e4cf5e05ea8a76286e3d1c2af3e88c8b9c60878"}, {0xe0, 0x109, 0x100, "33c3b0e6f2a6070ee9c9f09461bc26bda3d104ae538eb301a6ec1c37c19e36ebd307614cae5f12b049ec7564f53b3c0ba5ad0f6867f369b1f414a37cedaf2a35507540547a4640e03020ebf293ed9a4f6ea6a1af7dfad8b0eb4265315767af2060bbb8d424906d75b5a06158e4936fe1fec99e7feac888091b2323cfacdef0102bc19d4b3ce934aa827a7aaabf49f5135ee997f6dea8c9f8d3b617f3a3a5bcb1d2de6ced2b167cabb0347381c3fa3bff770014634d2b205b75534c5d733d24bff9a08f41d8e85e93d4ea20d0"}], 0x350, 0x8000}, 0x0) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000240)='./file0/bus\x00', &(0x7f0000000080)='ceph\x00', 0x1000050, &(0x7f0000000340)='M') socketpair(0x1b, 0x803, 0x2, &(0x7f0000000740)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x2) 2018/04/03 19:22:38 executing program 2: socketpair(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x5452, &(0x7f0000003780)="2d26f263b0eb68a858b49254645003d305") socketpair(0x9, 0x4, 0x6, &(0x7f0000000040)) sendmsg$kcm(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000000)='d', 0x1}], 0x1, &(0x7f0000000400)=ANY=[]}, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close(r1) 2018/04/03 19:22:38 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x84}, 0xfffffec0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000002740)={&(0x7f0000000080)=@hci={0x0, 0x0}, 0x80, &(0x7f0000002680)=[{&(0x7f0000000100)=""/100, 0x64}, {&(0x7f0000000680)=""/4096, 0x1000}, {&(0x7f0000000180)=""/187, 0xbb}, {&(0x7f0000000240)=""/137, 0x89}, {&(0x7f0000000300)=""/127, 0x7f}, {&(0x7f0000000380)}, {&(0x7f00000003c0)=""/170, 0xaa}, {&(0x7f00000004c0)=""/162, 0xa2}, {&(0x7f0000001680)=""/4096, 0x1000}], 0x9, 0x0, 0x0, 0x1}, 0x100) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000002780)={0x7, 0x0, &(0x7f0000000000)=ANY=[], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfffffffffffffe7f, &(0x7f00001a7f05)=""/251, 0x0, 0x0, [], r0}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000640)={r1, 0x0, 0xe, 0xbc, &(0x7f0000000480)="072a65dcac1e3a403d44d526830b", &(0x7f0000000580)=""/188}, 0x28) 2018/04/03 19:22:38 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f00000000c0)='vxfs\x00', 0x0, &(0x7f0000000340)='M') [ 313.118754] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 313.124122] ? find_held_lock+0x35/0x1d0 [ 313.128183] ? __lock_is_held+0xb6/0x140 [ 313.132245] ? check_same_owner+0x320/0x320 [ 313.136565] ? rcu_note_context_switch+0x710/0x710 [ 313.141495] should_failslab+0xec/0x120 [ 313.145470] kmem_cache_alloc_trace+0x4b/0x740 [ 313.150049] ? __kmalloc_node+0x33/0x70 [ 313.154014] ? __kmalloc_node+0x33/0x70 [ 313.157985] ? rcu_read_lock_sched_held+0x108/0x120 [ 313.163003] __memcg_init_list_lru_node+0x169/0x270 2018/04/03 19:22:38 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000016900)={0x9, 0x5, &(0x7f0000000140)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x1, 0xfb, &(0x7f0000000000)=""/251}, 0x48) socketpair(0x8, 0x80000, 0x81, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000340)={r2, r0}) [ 313.168021] ? list_lru_add+0x7c0/0x7c0 [ 313.171989] ? __kmalloc_node+0x47/0x70 [ 313.175965] __list_lru_init+0x544/0x750 [ 313.180120] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 313.186006] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 313.191020] ? __lockdep_init_map+0xe4/0x650 [ 313.195431] ? lockdep_init_map+0x9/0x10 [ 313.199486] sget_userns+0x691/0xe40 [ 313.203195] ? kernfs_sop_show_path+0x190/0x190 [ 313.207861] ? kernfs_sop_show_options+0x180/0x180 [ 313.212788] ? destroy_unused_super.part.6+0xd0/0xd0 2018/04/03 19:22:39 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000001440)={0xffffffffffffffff}) recvmsg(r0, &(0x7f00000028c0)={&(0x7f0000001480)=@vsock={0x0, 0x0, 0x0, @my}, 0x80, &(0x7f0000002840)=[{&(0x7f0000001500)=""/246, 0xf6}, {&(0x7f0000001600)=""/191, 0xbf}, {&(0x7f00000016c0)=""/62, 0x3e}, {&(0x7f0000001700)=""/4096, 0x1000}, {&(0x7f0000002700)=""/222, 0xde}, {&(0x7f0000002800)=""/28, 0x1c}], 0x6, 0x0, 0x0, 0x9}, 0x2000) 2018/04/03 19:22:39 executing program 7: socketpair$inet(0x2, 0x80002, 0x88, &(0x7f0000820ff8)) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000)=0x6, 0x4) [ 313.217897] ? check_same_owner+0x320/0x320 [ 313.222218] ? rcu_pm_notify+0xc0/0xc0 [ 313.226106] ? rcu_read_lock_sched_held+0x108/0x120 [ 313.231121] ? kmem_cache_alloc_trace+0x459/0x740 [ 313.235958] ? lock_downgrade+0x980/0x980 [ 313.240108] kernfs_mount_ns+0x13d/0x8b0 [ 313.244165] ? kernfs_super_ns+0x70/0x70 [ 313.248230] sysfs_mount+0xc2/0x1c0 [ 313.251854] ? sysfs_kill_sb+0x40/0x40 [ 313.255739] ? alloc_pages_current+0xbe/0x1e0 [ 313.260234] ? security_sb_copy_data+0x81/0xb0 [ 313.264815] mount_fs+0x66/0x2d0 [ 313.268181] vfs_kern_mount.part.26+0xc6/0x4a0 [ 313.272763] ? may_umount+0xa0/0xa0 [ 313.276394] ? _raw_read_unlock+0x22/0x30 [ 313.280535] ? __get_fs_type+0x8a/0xc0 [ 313.284424] do_mount+0xea4/0x2bb0 [ 313.287965] ? copy_mount_string+0x40/0x40 [ 313.292199] ? rcu_pm_notify+0xc0/0xc0 [ 313.296087] ? copy_mount_options+0x5f/0x2e0 [ 313.300488] ? rcu_read_lock_sched_held+0x108/0x120 [ 313.305497] ? kmem_cache_alloc_trace+0x459/0x740 [ 313.310337] ? kasan_check_write+0x14/0x20 [ 313.314574] ? copy_mount_options+0x1f7/0x2e0 [ 313.319069] SyS_mount+0xab/0x120 [ 313.322515] ? copy_mnt_ns+0xb30/0xb30 [ 313.326404] do_syscall_64+0x281/0x940 [ 313.330290] ? vmalloc_sync_all+0x30/0x30 [ 313.334867] ? _raw_spin_unlock_irq+0x27/0x70 [ 313.339369] ? finish_task_switch+0x1c1/0x7e0 [ 313.343865] ? syscall_return_slowpath+0x550/0x550 [ 313.348788] ? syscall_return_slowpath+0x2ac/0x550 [ 313.353697] ? prepare_exit_to_usermode+0x350/0x350 [ 313.358693] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 313.364038] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.368862] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 313.374039] RIP: 0033:0x4552d9 [ 313.377205] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 313.384888] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 313.392142] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 313.399395] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 313.406641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 313.413886] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001c 2018/04/03 19:22:39 executing program 7: socketpair(0x0, 0x80002, 0x80000001, &(0x7f0000001680)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000016c0)={0xffffffffffffff9c}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000001700)={r1}) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00'}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000000c0), 0x32e) 2018/04/03 19:22:39 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair$inet(0x2, 0x80807, 0x4, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000200)={&(0x7f0000000040)=@alg, 0x80, &(0x7f00000001c0)=[{&(0x7f00000000c0)}], 0x1, 0x0, 0x0, 0x9}, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00000000c0)) 2018/04/03 19:22:39 executing program 4: socketpair(0x8, 0x6, 0x7f, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f00000008c0)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000080)="fc1166f939e92b4f3a1483139b89aa2ad2a1c99d6d9c904696219db0f4e23c18972264a69b48de9083f70d92f7e4d97cfebdb13696893c7052582f6ca934123a830bb1e8", 0x44}, {&(0x7f0000000100)="5b0adfcd94b8efdacc78dbe15cdf158cfb78c0462b5202f28e3522b769fb64feb77c695d04cf44515b70e2f267594c23730511f95eaef813908bc2e1b379a0846fe28c034b692df4700f2a3b35e276a386616d56a93affe8e3", 0x59}, {&(0x7f0000000180)="23c670eebf9f2d508c37712c7c985640649156a5e1c5ea13dd860b92c7cbcde7f45817d5da3d3744067c5a80d0016fcf335b2f91d92aa4d7dde2c2ba3c33f0aaaeee61ba575da2797827d544231b786eb86bcff2512ac26918707392c7577d76f3350db62fcb80936e3dcc787e97bf2e3c12cbfae2ebfa702926665cfef30d7847064b7b20679c65fc379d007f8ef68ef1b3665fce6a6a", 0x97}], 0x3, &(0x7f0000000280)=ANY=[@ANYBLOB="98000000000000008f01000004000000fa7591867d70be755ee63efff0b486e59587a4c36e53b3177bb26b85409f670b5735b1835452a39e547caba5352b77014bc2af881eb55c71c7d2b4bbed40b72f12a2afe01b0dc1f96bdd320f21b79ae8a9c7c8b6e1ba96fbbd31c3dfbef57179039d3190266e417a78e32cc348a316c59e1f89a037b1b7d2e4916bcef3416a139b00000000000000c8000000000000000a01000000000004387b3b63b84b1890f9a313c26494f6c1d2518a4583697961f67f112c40d21ca339f8e7e7197d9797e82e31635595783ca6ad2c96a0abe2d853edf19bea0a42a89457326497a3a1ad8c6f8501fc7f3777b904e7fc2a170ae9e55cc7b4b2001b3e3c0845bd9178f79ee933981029a9d99566f80a359dad60b4c395511010fb788f4e6498b1c0213db65dcd3a692ea3e34f65eaee7011e4c1b84681ef3cc2a5850c4fde0d039c9dcbd320044686db6d13ce09db000000000000c0000000000000000001000000000000414b43d0716d24d7416c82f5071087b7f60ba6603ec109a8f343b4a6964a99a970c8360ca53c9d0bfe747c5e77bc79713408ae06e32d4307157d1b89e7a407f6082e54745e364c8d8e86a0ccc6b7b1fcbece13b5af65b11cbfd39ad81bdb62d1083274be32f7b5c72ecce5d7d00b317efa102c693f6aaae6a78746ce23ce5a5baefcacd6ddcefc520e5c8bbfbf5e5e7fb867b7f23700ac2c0da2cee8a829e7f055026b4e6ad3e896c127cfefe800000008010000000000001f010000000000006fc6bf78bb2ba217910036eb5b6060177825362719688e726bc55b1ac87c41b4acf42946b901eed1206230e4d05b0b55ebdfacdded30cf1ecc129a592d6b3903c80bbd05c515d1fb0581703a952a4a93053f281aca65f9bb6bfc7da5d1b7fd097378cefd16dd4aa551f248ef3e7ae77714eafdb1252333bb4d45a3a9623326ffb3ca6018c6b0b4533b0ea54552d72ca4a89c0178bddbe210629eee7ba0313581e8d478aa689c0123d666ff9ac5869c50b9d6725e8f39f6537d27682ecbccfd76fd3f4cabf7dd3cf0b2e3807085c711e606d5862c403f677ac91e380fedc928e3c2c30a9d07ab34692bb23c0fe558ba5fe14c000000000000300000000000000000000000ffffff7f2aa031e568ddd457d60446e5c21485dc1b0500db9ef722cd51a400000000000038000000000000001801000091300000ab3606c3f8c0b26c1eee411b792b423838658a254a2d0ee866f53a47a7618fee4c0d5b000000000010010000000000008800000005000000a3cd2e6fee6661fd8ba5d8438bff569a91392bc5de890acf942e66f2f4b46641b3382bb9c19a0b3be0b800223ca0bd95d93a73cba83f0a2b52a64500fff91fb810e6f333c4825c16d565252e1cd33a594a42c401ac537d86762fe723263d916f8c6fb60efd3fe5e00ff2de792d339b527fe226c5469c8f1a3367a2472b753277b081b4a5e41f1df5ea96eda151f88a0dcb8f5a94b4c6b116acc6968e96ef9b74bfc96b1b60e3cfdccefce38030d63b441d45dcc8a92b24d6848cf9ff01713c16e7d8e4834044b190a9bb0d22e9d69a35faa61f792781adba923b2916c60196cae5cf39ca16e237b2f005638054c618280cce2dad87a33973bb0b54de0000000088000000000000003f010000010000001f99d29eab745ef9d086806797e8e706385a03258cc2aaa2b937494e66ea5caaa7a7a1a890876c39198be2fc3c20b1130c7827806a72c76a42ea7552a58580117e03c804ddbdd6fcc42eca03cc516b9070c12213637314a7bdbc184ffb2c48e6e42c99b6606ca24c01b44f312dd04d6dc6f0410000000000e000000000000000170100003d06000047de3f928f763268f81f2ec23a3d6d1945f9958b86896a3da516659f914df7cc0f7ec3131f28656c3f374ace7794827fd0e9acada2ad7fd31c26538d044f58f776ffb088c2deb62174f22732002f821e09efab21623ae587f4f1a0e6c9800552fa89c5a067ed7a6e34419573c2d55e1de0361255d260b826daa85f96a1d536f50fbcb79fb6b6824d797fd94e7e741126eb747196ce42b09eaf43c0946474ef4870c6693d5fd5ce4ef03d0d46279cc9c996e8bd21bbc9a5717f1607466a2f997a01b26f27cb02b6b65000000000000000"], 0x608, 0x4010}, 0x20000000) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000940)={r0, 0x28, &(0x7f0000000900)}, 0x10) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0xfffffffffffff043, 0x0, 0x0, 0x0, 0x800000, 0x2000000000, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x71d, 0x302, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x0, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0xb) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000fc7000)={0x5, 0xa, 0x4000000000080, 0x2}, 0x14) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f000051e000)={r1, &(0x7f0000fc5000), &(0x7f0000950000)}, 0x20) 2018/04/03 19:22:39 executing program 6 (fault-call:1 fault-nth:29): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:39 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff}) close(r0) 2018/04/03 19:22:39 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x8) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) recvmsg(0xffffffffffffff9c, &(0x7f0000000580)={&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000480)=[{&(0x7f0000000100)=""/247, 0xf7}, {&(0x7f0000000200)=""/160, 0xa0}, {&(0x7f00000002c0)=""/51, 0x33}, {&(0x7f0000000300)=""/3, 0x3}, {&(0x7f0000000340)=""/197, 0xc5}, {&(0x7f0000000440)=""/3, 0x3}], 0x6, &(0x7f0000000500)=""/86, 0x56, 0x20}, 0x0) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f00000005c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000600)={r2}) 2018/04/03 19:22:39 executing program 0: socketpair(0x4, 0x800, 0x5c, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000200)={&(0x7f0000000180)='./file0\x00', r0}, 0x10) close(r1) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:39 executing program 2: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x52e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x1000) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f0000000540)='./file0/file0\x00', &(0x7f0000000580)='.', &(0x7f00000005c0)='selinuxfs\x00', 0x40000, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xb, 0x7e, 0x6, 0x1, 0x1}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000480)='./file0/file0\x00', r2}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000040)) mount(&(0x7f0000000240)='./file0/file0\x00', &(0x7f0000000280)='./file0/file0\x00', &(0x7f00000002c0)='devpts\x00', 0x800000, &(0x7f0000000300)="7b18f1563c67659c49445440cbb57f32c0f4710f0219046399f3e8a25c5d4975e2b42f404b14937bd42d9874bdd132eef77f584d5151c9a97470a0d77a0c24a85e319673350e16b039bf474ec320") ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x40) mount(&(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='./file0/file0\x00', &(0x7f0000000100)='sysfs\x00', 0x0, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000080)='\x00') mkdir(&(0x7f0000000640)='./file1\x00', 0x41000008) mkdir(&(0x7f0000000000)='./file1\x00', 0x0) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000444000)) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) mount(&(0x7f0000000700)='.', &(0x7f00000006c0)='./file0/file0\x00', &(0x7f00000000c0)='binfmt_misc\x00', 0x0, &(0x7f0000000600)="dec2298c1409a0623eea1f0a7ce77f3a693d0a71dce06a9beaf76e6d0be76dabf8bb25863cdf883920") mount(&(0x7f0000000680)='./file0\x00', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000006c0)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000b00)={0xffffffffffffffff}) recvmsg(r3, &(0x7f0000000c80)={&(0x7f0000000b40)=@generic, 0x80, &(0x7f0000000c40)=[{&(0x7f0000000bc0)=""/5, 0x5}, {&(0x7f0000000c00)}], 0x2, 0x0, 0x0, 0xd112}, 0x1) mkdir(&(0x7f00000003c0)='./file0\x00', 0x10) mkdir(&(0x7f0000000140)='.', 0x100) mkdir(&(0x7f0000000800)='./file1\x00', 0x80) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)='anon_inodefs\x00', 0x2000, &(0x7f0000000240)) mount(&(0x7f0000000740)='./file1\x00', &(0x7f0000000780)='./file1\x00', &(0x7f00000007c0)='9p\x00', 0x10000, 0x0) mount(&(0x7f0000adcff8)='./file0\x00', &(0x7f0000e08fff)='.', &(0x7f00005e9000)='cifs\x00', 0x2000, &(0x7f0000ad5000)) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xe, 0x8, &(0x7f00000004c0)=ANY=[@ANYBLOB="18000000000000fb8fd76b1bff0000000000000000000000000095000000000000001aad18c508dd9c668f5658d074c6a37e7116700776c90c6dd9770000000000000000000000"], &(0x7f0000000200)='syzkaller\x00', 0x80000001, 0xbb, &(0x7f0000000300)=""/187}, 0x48) [ 313.538238] FAULT_INJECTION: forcing a failure. [ 313.538238] name failslab, interval 1, probability 0, space 0, times 0 [ 313.549548] CPU: 0 PID: 24965 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 313.556821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.566170] Call Trace: [ 313.568755] dump_stack+0x194/0x24d [ 313.572370] ? arch_local_irq_restore+0x53/0x53 [ 313.577028] ? __save_stack_trace+0x7e/0xd0 [ 313.581341] should_fail+0x8c0/0xa40 [ 313.585041] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 313.590127] ? kasan_kmalloc+0xad/0xe0 [ 313.593994] ? kmem_cache_alloc_trace+0x136/0x740 [ 313.598821] ? __memcg_init_list_lru_node+0x169/0x270 [ 313.604076] ? __list_lru_init+0x544/0x750 [ 313.608291] ? sget_userns+0x691/0xe40 [ 313.612159] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 313.616894] ? do_mount+0xea4/0x2bb0 [ 313.620583] ? SyS_mount+0xab/0x120 [ 313.624191] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 313.629538] ? find_held_lock+0x35/0x1d0 [ 313.633582] ? __lock_is_held+0xb6/0x140 [ 313.637632] ? check_same_owner+0x320/0x320 [ 313.641937] ? rcu_note_context_switch+0x710/0x710 [ 313.646864] should_failslab+0xec/0x120 [ 313.650820] kmem_cache_alloc_trace+0x4b/0x740 [ 313.655386] ? __kmalloc_node+0x33/0x70 [ 313.659345] ? __kmalloc_node+0x33/0x70 [ 313.663310] ? rcu_read_lock_sched_held+0x108/0x120 [ 313.668312] __memcg_init_list_lru_node+0x169/0x270 [ 313.673314] ? list_lru_add+0x7c0/0x7c0 [ 313.677270] ? __kmalloc_node+0x47/0x70 [ 313.681230] __list_lru_init+0x544/0x750 [ 313.685274] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 313.691140] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 313.696136] ? __lockdep_init_map+0xe4/0x650 [ 313.700527] ? lockdep_init_map+0x9/0x10 [ 313.704571] sget_userns+0x691/0xe40 [ 313.708263] ? kernfs_sop_show_path+0x190/0x190 [ 313.712916] ? kernfs_sop_show_options+0x180/0x180 [ 313.717826] ? destroy_unused_super.part.6+0xd0/0xd0 [ 313.722916] ? check_same_owner+0x320/0x320 [ 313.727218] ? rcu_pm_notify+0xc0/0xc0 [ 313.731094] ? rcu_read_lock_sched_held+0x108/0x120 [ 313.736088] ? kmem_cache_alloc_trace+0x459/0x740 [ 313.740908] ? lock_downgrade+0x980/0x980 [ 313.745046] kernfs_mount_ns+0x13d/0x8b0 [ 313.749098] ? kernfs_super_ns+0x70/0x70 [ 313.753149] sysfs_mount+0xc2/0x1c0 [ 313.756757] ? sysfs_kill_sb+0x40/0x40 [ 313.760626] ? alloc_pages_current+0xbe/0x1e0 [ 313.765103] ? security_sb_copy_data+0x81/0xb0 [ 313.769666] mount_fs+0x66/0x2d0 [ 313.773022] vfs_kern_mount.part.26+0xc6/0x4a0 [ 313.777600] ? may_umount+0xa0/0xa0 [ 313.781209] ? _raw_read_unlock+0x22/0x30 [ 313.785336] ? __get_fs_type+0x8a/0xc0 [ 313.789206] do_mount+0xea4/0x2bb0 [ 313.792731] ? copy_mount_string+0x40/0x40 [ 313.796945] ? rcu_pm_notify+0xc0/0xc0 [ 313.800820] ? copy_mount_options+0x5f/0x2e0 [ 313.805206] ? rcu_read_lock_sched_held+0x108/0x120 [ 313.810201] ? kmem_cache_alloc_trace+0x459/0x740 [ 313.815028] ? kasan_check_write+0x14/0x20 [ 313.819245] ? _copy_from_user+0x99/0x110 [ 313.823377] ? copy_mount_options+0x1f7/0x2e0 [ 313.827854] SyS_mount+0xab/0x120 [ 313.831287] ? copy_mnt_ns+0xb30/0xb30 [ 313.835158] do_syscall_64+0x281/0x940 [ 313.839026] ? vmalloc_sync_all+0x30/0x30 [ 313.843156] ? _raw_spin_unlock_irq+0x27/0x70 [ 313.847632] ? finish_task_switch+0x1c1/0x7e0 [ 313.852107] ? syscall_return_slowpath+0x550/0x550 [ 313.857019] ? syscall_return_slowpath+0x2ac/0x550 [ 313.861932] ? prepare_exit_to_usermode+0x350/0x350 [ 313.866929] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 313.872275] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.877104] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 313.882282] RIP: 0033:0x4552d9 2018/04/03 19:22:39 executing program 5: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x5, 0x81, 0x4, 0x3, 0x0, 0xffff, 0x400, 0x2, 0x100, 0x5, 0x3f, 0xfff, 0x8000, 0xe9b, 0x4f14, 0x2, 0xffffffffffffff81, 0x2, 0x9, 0x7f, 0x2, 0x5c6, 0x7ff, 0xfffffffffffffff8, 0x7, 0x800, 0x4e, 0x7, 0x7, 0x7, 0x8, 0x80000000, 0x7f, 0x1000, 0x3, 0x20, 0x0, 0x8, 0x0, @perf_bp={&(0x7f0000000040), 0x4}, 0xa00, 0x9, 0x8001, 0x6, 0x5, 0x4, 0x80}, 0xffffffffffffffff, 0x4, 0xffffffffffffffff, 0x8) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) [ 313.885453] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 313.893142] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 313.900393] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 313.907640] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 313.914888] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 313.922135] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001d 2018/04/03 19:22:39 executing program 5: socketpair(0xa, 0x800, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x1) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) 2018/04/03 19:22:39 executing program 3: socketpair(0x13, 0x6, 0x7, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f00000000c0)=0x81) 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r0, 0xfffffffffffffe99, &(0x7f0000000100)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0)=r1, 0x4) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000240)) r2 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r2, 0x2401, 0xe05d) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000200)) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:39 executing program 7: bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000040)={0xffffffffffffffff, 0x4000000}, 0x20) [ 314.035369] devpts: called with bogus options 2018/04/03 19:22:39 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x82) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:39 executing program 6 (fault-call:1 fault-nth:30): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:39 executing program 4: recvmsg(0xffffffffffffffff, &(0x7f000000e5b4)={&(0x7f000001aff0)=@can, 0x10, &(0x7f0000002000)=[{&(0x7f0000000000)=""/237, 0xed}, {&(0x7f0000000fdb)=""/37, 0x25}], 0x2}, 0x0) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={0xffffffff, 0x4, 0x18}, 0xc) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000240)={r0, &(0x7f0000000140)="7771af9a8bc033d909959ac36696507982aaf7eb553604285f6b8aec7f52dfce4a8a1791239cdbcf79701e09a0ee4f83d63663ac241859c1560db0b26c3c2c90c972c66fac4086f4a797836da876610a76839a4191e811c8edd0d31794fc77b0bdcf9a4da6084dac600e9c4195fd8569d208db51031e646fa5558ef41b7a309baf296152ff7fe4229bd538674bd39e779b3ac2922a10820a8c97fafc86aa6b3cedbbd81f5dfe52d08d8ab64907904e0c989fe43127f0fd4b8a1d1d8faf11c9efe9772c15b889c352be0d70c9c394ced2143450"}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x5, &(0x7f0000002000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x10}, [@jmp={0x5}], {0x95}}, &(0x7f000001bff6)='syzkaller\x00', 0x1, 0x1d2, &(0x7f0000011000)=""/195}, 0x48) bpf$OBJ_GET_MAP(0x7, &(0x7f00000002c0)={&(0x7f0000000280)='./file0\x00', 0x0, 0x10}, 0x10) 2018/04/03 19:22:39 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair(0x4, 0x33eba30d5428ae76, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000000500)={&(0x7f0000000040)=@hci, 0x80, &(0x7f0000000480)=[{&(0x7f0000000280)=""/139, 0x8b}, {&(0x7f0000000340)=""/132, 0x84}, {&(0x7f00000001c0)=""/122, 0x7a}, {&(0x7f0000000400)=""/102, 0x66}, {&(0x7f00000000c0)=""/19, 0x13}], 0x5, 0x0, 0x0, 0x1}, 0x20) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:39 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x118}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={r1, 0x3, 0x18}, 0xc) r2 = bpf$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(0xf, 0x4, 0x81, &(0x7f00000002c0)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_DISABLE(r3, 0x2401, 0x3) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r2, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r2, 0x50, &(0x7f0000000200)}, 0x10) [ 314.172359] 9pnet_virtio: no channels available for device ./file1 [ 314.242605] 9pnet_virtio: no channels available for device ./file1 [ 314.265657] FAULT_INJECTION: forcing a failure. [ 314.265657] name failslab, interval 1, probability 0, space 0, times 0 [ 314.276975] CPU: 1 PID: 25029 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 314.284249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.293598] Call Trace: [ 314.296186] dump_stack+0x194/0x24d [ 314.299809] ? arch_local_irq_restore+0x53/0x53 [ 314.304463] ? __save_stack_trace+0x7e/0xd0 [ 314.308773] should_fail+0x8c0/0xa40 [ 314.312470] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.317559] ? kasan_kmalloc+0xad/0xe0 [ 314.321425] ? kmem_cache_alloc_trace+0x136/0x740 [ 314.326247] ? __memcg_init_list_lru_node+0x169/0x270 [ 314.331414] ? __list_lru_init+0x544/0x750 [ 314.335625] ? sget_userns+0x691/0xe40 [ 314.339495] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 314.344229] ? do_mount+0xea4/0x2bb0 [ 314.347922] ? SyS_mount+0xab/0x120 [ 314.351528] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 314.356875] ? find_held_lock+0x35/0x1d0 [ 314.360923] ? __lock_is_held+0xb6/0x140 [ 314.364976] ? check_same_owner+0x320/0x320 [ 314.369281] ? rcu_note_context_switch+0x710/0x710 [ 314.374200] should_failslab+0xec/0x120 [ 314.378157] kmem_cache_alloc_trace+0x4b/0x740 [ 314.382718] ? __kmalloc_node+0x33/0x70 [ 314.386670] ? __kmalloc_node+0x33/0x70 [ 314.390626] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.395628] __memcg_init_list_lru_node+0x169/0x270 [ 314.400630] ? list_lru_add+0x7c0/0x7c0 [ 314.404587] ? __kmalloc_node+0x47/0x70 [ 314.408548] __list_lru_init+0x544/0x750 [ 314.412591] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 314.418459] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 314.423459] ? __lockdep_init_map+0xe4/0x650 [ 314.427851] ? lockdep_init_map+0x9/0x10 [ 314.431902] sget_userns+0x691/0xe40 [ 314.435597] ? kernfs_sop_show_path+0x190/0x190 [ 314.440248] ? kernfs_sop_show_options+0x180/0x180 [ 314.445158] ? destroy_unused_super.part.6+0xd0/0xd0 [ 314.450248] ? check_same_owner+0x320/0x320 [ 314.454550] ? rcu_pm_notify+0xc0/0xc0 [ 314.458426] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.463420] ? kmem_cache_alloc_trace+0x459/0x740 [ 314.468239] ? lock_downgrade+0x980/0x980 [ 314.472388] kernfs_mount_ns+0x13d/0x8b0 [ 314.476434] ? kernfs_super_ns+0x70/0x70 [ 314.480483] sysfs_mount+0xc2/0x1c0 [ 314.484090] ? sysfs_kill_sb+0x40/0x40 [ 314.487957] ? alloc_pages_current+0xbe/0x1e0 [ 314.492434] ? security_sb_copy_data+0x81/0xb0 [ 314.496995] mount_fs+0x66/0x2d0 [ 314.500350] vfs_kern_mount.part.26+0xc6/0x4a0 [ 314.504912] ? may_umount+0xa0/0xa0 [ 314.508519] ? _raw_read_unlock+0x22/0x30 [ 314.512647] ? __get_fs_type+0x8a/0xc0 [ 314.516519] do_mount+0xea4/0x2bb0 [ 314.520045] ? copy_mount_string+0x40/0x40 [ 314.524261] ? rcu_pm_notify+0xc0/0xc0 [ 314.528135] ? copy_mount_options+0x5f/0x2e0 [ 314.532524] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.537518] ? kmem_cache_alloc_trace+0x459/0x740 [ 314.542341] ? kasan_check_write+0x14/0x20 [ 314.546554] ? _copy_from_user+0x99/0x110 [ 314.550683] ? copy_mount_options+0x1f7/0x2e0 [ 314.555160] SyS_mount+0xab/0x120 [ 314.558592] ? copy_mnt_ns+0xb30/0xb30 [ 314.562483] do_syscall_64+0x281/0x940 [ 314.566352] ? vmalloc_sync_all+0x30/0x30 [ 314.570479] ? _raw_spin_unlock_irq+0x27/0x70 [ 314.574954] ? finish_task_switch+0x1c1/0x7e0 [ 314.579429] ? syscall_return_slowpath+0x550/0x550 [ 314.584338] ? syscall_return_slowpath+0x2ac/0x550 [ 314.589248] ? prepare_exit_to_usermode+0x350/0x350 [ 314.594244] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 314.599590] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.604418] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 314.609587] RIP: 0033:0x4552d9 [ 314.612796] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 314.620488] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 314.627736] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 314.634984] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 314.642232] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 314.649480] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001e 2018/04/03 19:22:40 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000000c0)=r1, 0x4) 2018/04/03 19:22:40 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000280)={0xffffffffffffff9c}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000002f40)={&(0x7f0000000380)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x3, 0x2, 0x3, 0x3, {0xa, 0x4e21, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x1a}}, 0x7}}}, 0x80, &(0x7f00000017c0)=[{&(0x7f0000000400)="d349984884abc57a5a58c89d3738973a06454d09a2304e531c1e3f1a93d24aa5162bce94ac6e9b89181ad12c320a3722e9029cfe9ef2d41a9211fd758d69d2d4bbf1e673c844e8c5b099c7fef0a9b70866480f832005b5a39c1aa6a720eb575e5de70cccb22a3dcd9a1f4b84c9ea9eb16cdbfe70afbe53115e56c0390649f47a6ee633d79c32353c63c88248536585bbf8f95cfc1801f09465d02fdcbf86802943a2bc5cba831b9ead9e5037d03ca5a3d12d45e2b80460a58981351fa76a7348b92ad458cb14c2172c8ca61a69b048", 0xcf}, {&(0x7f0000000300)="e8c58f7f434cf1a7ef62d62ea4028d2f9f544a98ddd39246c57fe60db2f196bbb2bc2c05b6b3b5f909bac0", 0x2b}, {&(0x7f0000000500)="6d56c1cb50dc6dd75fd3f2237cd0cc913493231fa70c85a86abf1be999a08595cb6b25271509b3f9f17ce48b9fa7826846aec17949af93cb4eb9e9d1c85359d75909d81bd8744b62fd3fe87d11bd32186f5a074dccbd6352ebb409bd702c5cfe377c7fe06d629ee51344516df857af3cf26284d2836d46f217c06bd6af3914148219d3de271704f2111919f3858165787e028f1fff3937992807fbe90687c6fb4378d7ad723be588da5a5519491325331b77a1ae98c0dce44b373bded987d4dcbb646a7f3fcd49f55b541914276d64d8ede4179b8bca8162ca7b310eeda2ee30949f643a519b4bc333dccb0868a87627c8b8", 0xf2}, {&(0x7f0000000600)="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0x1000}, {&(0x7f0000001600)="51bccd604aec93457a9e744d93f8c470bbe969cd2435c479c6bce833b8246019cef2156946a0b467a820d1b8ffa45d84c71750435af69d03df6734316e27eadb8022d074cc64c497c7de62bbde62c39161c82b6c60b86f8ed05ccaea3951", 0x5e}, {&(0x7f0000001680)="abe54e24c2f00176b962242818b13f96c750d95a94dfdf1ffcc900bee725fd6a551be6e40967657526669c539bf6485c9bd21ae51d7968117dd4ea012fc757f56c54547524353f95f721d8bcc2cf844e74065b0f8319d54b6b98c7677cceccb37c68300cdcb99ce8bbb6529d7777f64b41208f221383bb87301d989d110bdb81b10c7841e86bcd80adb7bb4b59fe6dabe27f5173e834dd9f5612f3de1616ab6fc5a9d807764cdaaa1f27edfe818fb98ea560b7ce8d12de2e5aeba81693dc39c57d35130d4cfd79e19573cf1189327a9f1f7377222215345b90a2150b13ec958b4bf1e7b65099db732b3259c66c931f8575b1da", 0xf3}, {&(0x7f0000001780)="f850a357df04a4553d05d6f4defb79260c21760bec542fd47ecfb913454aad5a8058efe829ccaf", 0x27}], 0x7, &(0x7f0000001840)=[{0xe0, 0x102, 0x4, "4381012c32b4968ce6a52150bbe9156cd2b8780c5ee47605fcf7c25dcf24fed6f67a8f128a56b6ac01a114b65ffd1f8090402df8da2767ee13410bfc904246fcd3c16fb93b97feeef8f546e86fd3a4e5fd54c6ab8ddb03cd84cbaea5f25a0a39cb47133e72fd444c6724b7fdd1941d070972ad806ff5b2ba9bce5353036ec81df00495572a6de8837ef2757b1cd22cdf16d89799287682241055816fd202aa827476699414be2cbbea28ade5ab6593e516e8ca839d5dec0e6d1e3faba3fe5872f8cefc6158a76499eedd28bfb7"}, {0x108, 0x11f, 0x1, "70414212241bba3dcb42cc2c979c19adc1c05dab20aeeb86e832f4200c5435989eab29ae914d0ee7010fbae1cb532010113f38842a5213a5adabb6339a599e710c0875951d20adac33b01b33eac0a70766c4232fbe87948da75345794cdbe6aa57e7ef39784fff953af26456118b67fdb6631b6590702265f99cc22da16095684414db2bf1d638190b64f119468324606857e693c26bc21cb79f31156e39543ab9bb782d2106d4b2fe2b4a6a433f7a002fa12a62d71c43138989ccfdd4f8399c00e7228158d56e159acd2b3411a06cce6630e4a38356bd31b2910e07a61f9aad6df6a0efce17321392cea316dd9cca97f0ed"}, {0x1010, 0x11f, 0x1000, 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{0xf8, 0x13b, 0x0, "1cf5c3560689d05bfd7057476770e8b6f17175dbacf374649346f518e4495df80dbdc930cb7c9f5f79610aaebf7ddf19ee569063eca1a1c0078f48f9a7934b37e21313a222bb3affc0ee0927f3556738c14b5ad54305047ab8f01c046b2f3836b2af5e78676de14c6f0ed945f75d1eddd97687826abac8d238eaf6494f758a6622257155186f9e981792098ada83e417dd2f3bca962317b40ee383089086796c8d54d1790321d79633f5d722b421f648f3268db82f4bc9b3982923c290d3c4f3509804daca2ab3120f7ee607664213b338cc32539252f698b411d577734496595e"}, {0x108, 0x19f, 0x1626a2bc000, "549f2895c9ee00e4f9c1d6c1d272086262de12b243a4d6cd2be3d92900f1dafc4cf86560d1c384f47d8612a836cb218e38808db30fca41358f91b051ae99651e9d07cdf041b52da945e368c5f20aab66654bd25516252a6239ade39838715ba8d25275f8bdf9781756da509da15028fa21bf84676e579515b152b9af7babc290506a5f981e5dff2eb27a3478df65841fa3dac5578d90af3e64ec8e609dc62f811194aae5fa2eee5ca34cd26a9cee29a10341317ed580372eb567353fe07ac32fd39a8d44a25b01608e4e380b92b516e926da86f3694889efb3a3722446280113e7831649cfc0b0e648abe7360fc02e8554467e56d16ccba9"}, {0xb8, 0x102, 0x80000000000000, "496c2458d213b83e384b55bafd0fffa815d51c49c2b3abb7c133d85e7e05ae0b9c03cf174e5956badb7078a87787d5e0f3a5a6e1102cdece15e94021ca37dc9522242c184807b5b8e7a334ec3d5ffa5553846ec5df81a4b0831e8afe1648824096ac1caffabe361e3adfa0e2445fc3c4ead469ecec7ce92145b6869985f22e7d4d973ad335742bb4c45d3b28a1aa3fc1f0fb0bfea1efb90a7c7187f8d05785edd8faaf4be9"}, {0xd0, 0x101, 0x6, "d3e005ba3e34f3d75c3cee6f071e62d8b6f18ff63dee187a25750f85d8d7e20dad1014c70c16ca33c6392f54e12ba14f48fff84982b72888ca367baf20abe62ac5b2521465e3c79b568f6a3fa047a8f1e19a50cfd48da33ff5b39f28f0c2baea972b32019c702185abe261fadb297ef06097acf09f47fcd4c2299dc99a1b72323d7b3eef95220ee70e678f53e4bd3ed1e55c0133d462740e932162830a3a2c145966d1880d4cedae99eb04432f2d41dc888f1f428453bea058"}, {0x48, 0x10d, 0x4, "833a82e9dadd97601e2cb99c2e3cc42496ad595e69738f915811d714d10680e18c18d96f62c6257c625dc359c6a9782f03a629b4"}, {0x18, 0x108, 0x36e, "fd241285"}, {0x100, 0x29, 0x9, "2ecc9dfe32558acd27f9de3f97013f225c1d60e68b52a06b34d4f0ba4769284d6d462f72c63bc844673e1894d801ce7b15a08d89f8c01b15162ad442dfa2bd7bd4abad8102c287136dc12b5968414aea22606fd00703430a7535941aec1f965478dbcd8e03fcfe70beb6751711c44f59775301f57a8efa9f47e770c5cbad03f549874afea07c6bbace447750816911844f3c2d6dfe7e2432d6995d0346acde31b9a2d2f5e0df60a5edd13659fe2d3d40859d643c8b460669581a995a54a5f20f00f7375352d143319773d097d43123031db8c93d8f6a8b4742a47b9832a24bae9ba305b9302176187e"}], 0x16e0, 0x200000c0}, 0x20004040) r2 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000001c0)={0x0, 0x7ff, 0x10}, 0xc) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000200)={&(0x7f00000000c0)='./file0\x00', r2}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:40 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x11d}, 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$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x4a, &(0x7f00000000c0)}, 0xfffffffffffffcda) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)) 2018/04/03 19:22:40 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:40 executing program 5: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)={0xffffffffffffffff}) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080), 0x4) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000000c0)=r1, 0x4) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) 2018/04/03 19:22:40 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x6f}, 0xfffffec1) 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)={r0, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) socket$kcm(0x29, 0x2, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000080)={r0, 0x28, &(0x7f0000000000)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={r2, 0x81, 0x18}, 0xc) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000003c0)) 2018/04/03 19:22:40 executing program 6 (fault-call:1 fault-nth:31): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:40 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x57}, 0x16a) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x2, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000000000000611000000000000000000000000000009500000000000000615713a03ad5167fd4b192fde160fc5c4812b4182d632d99be96d857b923e021bca404af0a78e1ed1af533c7e807d8f878d6dc0d9a8c953fb464e61b0d69867d860656f18e6616e94f5b0d90e898c6528aea347ad0ea9bf049a98f5a93f223a9ba8022d63ceffe56c2a868c80587bb"], &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251, 0x41000}, 0x37e) 2018/04/03 19:22:40 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000001c0)={&(0x7f00000000c0)='./file0/bus\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x800, 0x5, &(0x7f0000005e80)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000005ec0)) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000200)={r2, r0}) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='nfs\x00', 0x100000, &(0x7f0000000280)="e30cfbb061adc5841220bc0715da4e4f3d74b1aee16eb443928958c9f657be61585716cbacdc259e242af8b06a4d31707f8f3b49e5becf77d2fa9012321d8b51026a49341f8899fab371bc0fde3bb12081b34c81a73dcb9340e8d092b9d2a30fad6835c5498bb3cac229c4ab56bb706b8057fedba2d3ec737367bc5a1dfb74d0116937de1226f70df4f4fe9fea9de5c71d83bf4e") [ 314.798518] FAULT_INJECTION: forcing a failure. [ 314.798518] name failslab, interval 1, probability 0, space 0, times 0 [ 314.809931] CPU: 0 PID: 25060 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 314.817201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.826549] Call Trace: [ 314.829124] dump_stack+0x194/0x24d [ 314.832735] ? arch_local_irq_restore+0x53/0x53 [ 314.837385] ? __save_stack_trace+0x7e/0xd0 [ 314.841694] should_fail+0x8c0/0xa40 [ 314.845389] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 314.850471] ? kasan_kmalloc+0xad/0xe0 [ 314.854337] ? kmem_cache_alloc_trace+0x136/0x740 [ 314.859158] ? __memcg_init_list_lru_node+0x169/0x270 [ 314.864324] ? __list_lru_init+0x544/0x750 [ 314.868537] ? sget_userns+0x691/0xe40 [ 314.872408] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 314.877143] ? do_mount+0xea4/0x2bb0 [ 314.880837] ? SyS_mount+0xab/0x120 [ 314.884445] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 314.889794] ? find_held_lock+0x35/0x1d0 [ 314.893839] ? __lock_is_held+0xb6/0x140 [ 314.897895] ? check_same_owner+0x320/0x320 [ 314.902199] ? rcu_note_context_switch+0x710/0x710 [ 314.907116] should_failslab+0xec/0x120 [ 314.911073] kmem_cache_alloc_trace+0x4b/0x740 [ 314.915632] ? __kmalloc_node+0x33/0x70 [ 314.919589] ? __kmalloc_node+0x33/0x70 [ 314.923543] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.928542] __memcg_init_list_lru_node+0x169/0x270 [ 314.933540] ? list_lru_add+0x7c0/0x7c0 [ 314.937495] ? __kmalloc_node+0x47/0x70 [ 314.941458] __list_lru_init+0x544/0x750 [ 314.945504] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 314.951369] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 314.956365] ? __lockdep_init_map+0xe4/0x650 [ 314.960754] ? lockdep_init_map+0x9/0x10 [ 314.964800] sget_userns+0x691/0xe40 [ 314.968494] ? kernfs_sop_show_path+0x190/0x190 [ 314.973146] ? kernfs_sop_show_options+0x180/0x180 [ 314.978056] ? destroy_unused_super.part.6+0xd0/0xd0 [ 314.983146] ? check_same_owner+0x320/0x320 [ 314.987450] ? rcu_pm_notify+0xc0/0xc0 [ 314.991326] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.996321] ? kmem_cache_alloc_trace+0x459/0x740 [ 315.001141] ? lock_downgrade+0x980/0x980 [ 315.005278] kernfs_mount_ns+0x13d/0x8b0 [ 315.009323] ? kernfs_super_ns+0x70/0x70 [ 315.013371] sysfs_mount+0xc2/0x1c0 [ 315.016978] ? sysfs_kill_sb+0x40/0x40 [ 315.020844] ? alloc_pages_current+0xbe/0x1e0 [ 315.025323] ? security_sb_copy_data+0x81/0xb0 [ 315.029884] mount_fs+0x66/0x2d0 [ 315.033231] vfs_kern_mount.part.26+0xc6/0x4a0 [ 315.037791] ? may_umount+0xa0/0xa0 [ 315.041397] ? _raw_read_unlock+0x22/0x30 [ 315.045526] ? __get_fs_type+0x8a/0xc0 [ 315.049398] do_mount+0xea4/0x2bb0 [ 315.052925] ? copy_mount_string+0x40/0x40 [ 315.057141] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 315.062138] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 315.066877] ? retint_kernel+0x10/0x10 [ 315.070750] ? copy_mount_options+0x149/0x2e0 [ 315.075229] ? __sanitizer_cov_trace_pc+0x2b/0x50 [ 315.080055] ? copy_mount_options+0x1f7/0x2e0 [ 315.084535] SyS_mount+0xab/0x120 [ 315.087968] ? copy_mnt_ns+0xb30/0xb30 [ 315.091836] do_syscall_64+0x281/0x940 [ 315.095703] ? vmalloc_sync_all+0x30/0x30 [ 315.099829] ? _raw_spin_unlock_irq+0x27/0x70 [ 315.104303] ? finish_task_switch+0x1c1/0x7e0 [ 315.108777] ? syscall_return_slowpath+0x550/0x550 [ 315.113685] ? syscall_return_slowpath+0x2ac/0x550 [ 315.118593] ? prepare_exit_to_usermode+0x350/0x350 [ 315.123588] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 315.128932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.133762] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 315.138931] RIP: 0033:0x4552d9 [ 315.142099] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:40 executing program 7: bpf$BPF_PROG_DETACH(0x9, &(0x7f00000009c0)={0x0, 0xffffffffffffffff, 0xbba2b8118687bd6b}, 0x14) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000000c0)=r1, 0x4) 2018/04/03 19:22:40 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x5a}, 0x91) r0 = bpf$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$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) 2018/04/03 19:22:40 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) 2018/04/03 19:22:41 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x100) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 315.149788] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 315.157038] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 315.164289] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 315.171538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 315.178788] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000001f 2018/04/03 19:22:41 executing program 4: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mkdir(&(0x7f0000000200)='./file0/file0\x00', 0x0) mount(&(0x7f0000000300)='./file0/file0\x00', &(0x7f00000002c0)='./file0/file0\x00', &(0x7f0000000280)='hfs\x00', 0x1001, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)) mount(&(0x7f00000035c0)='./file0\x00', &(0x7f0000003600)='./file0/file0\x00', &(0x7f0000003640)='nilfs2\x00', 0x2000022, 0x0) 2018/04/03 19:22:41 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair(0x10, 0x80005, 0x4, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x4, 0x1, 0x1000, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:41 executing program 6 (fault-call:1 fault-nth:32): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:41 executing program 7: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) socketpair(0x0, 0x0, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000001a80)='./file0\x00', 0x0, 0xffffffffffffffff}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000340)={&(0x7f0000000240)='./file0/file0\x00', 0x0, 0x8}, 0x10) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000280)='./file0\x00', &(0x7f0000000040)='proc\x00', 0x0, &(0x7f0000000240)) recvmsg$kcm(r0, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f0000000400)}], 0x1, &(0x7f0000000540)=""/103, 0x67}, 0x1) recvmsg(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000ff0)=@ipx, 0x10, &(0x7f0000002000)=[{&(0x7f000000af18)=""/232, 0xe8}, {&(0x7f000000a000)=""/181, 0xaf}], 0x2, &(0x7f0000000180)=""/105, 0x69}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x1, 0x3, &(0x7f0000002000)=@framed={{0x18}, [], {0x95}}, &(0x7f0000003ff6)='syzkaller\x00', 0x3, 0xc3, &(0x7f0000386000)=""/195}, 0x48) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, &(0x7f0000000100), 0x4) mount(&(0x7f0000000c40)='./file0/bus\x00', &(0x7f0000000b00)='./file0\x00', &(0x7f0000000ac0)='bpf\x00', 0x0, &(0x7f0000000bc0)) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000400)) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)}, 0x20) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='ufs\x00', 0x1002000, 0x0) mount(&(0x7f00000002c0)='./file0/file0\x00', &(0x7f0000000300)='./file0\x00', &(0x7f0000000380)='cgroup2\x00', 0x0, &(0x7f0000000440)="4295ea6fd2c7473a2a8a1093f496908a7917d7065e8f0152bc59525b524624c19b74906e4b891238bf79c132e449c678c26e5a23a94ae98447ca068d1c367dc6c03f2a7721dfd77a282fdd9134f672d46c51f231a687fd41") mkdir(&(0x7f00000000c0)='./file0/file0\x00', 0x0) mount(&(0x7f0000000100)='./file0/file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f00000019c0)='ocfs2\x00', 0x200000, &(0x7f0000001bc0)) mount(&(0x7f0000000000)='./file0/file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='pipefs\x00', 0x2, &(0x7f0000000200)) mkdir(&(0x7f00000005c0)='./file0/file0\x00', 0x20) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001b80)={&(0x7f0000000640)=@nl=@proc, 0x80, &(0x7f0000001ac0)=[{&(0x7f00000016c0)=""/144, 0x90}, {&(0x7f0000001780)=""/84, 0x54}, {&(0x7f0000001800)=""/159, 0x9f}, {&(0x7f00000018c0)=""/156, 0x9c}, {&(0x7f0000001980)=""/3, 0x3}], 0x5, &(0x7f0000001b40)=""/23, 0x17}, 0x40010141) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000040)='cgroup\x00', 0x0, &(0x7f0000000080)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000001a40)={&(0x7f0000001a00)='./file0/file0\x00', 0x0, 0x10}, 0x10) 2018/04/03 19:22:41 executing program 2: socketpair$inet6(0xa, 0x80000, 0x200, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000009640)={&(0x7f0000007140)=@ll={0x0, 0x0, 0x0}, 0x80, &(0x7f00000085c0)=[{&(0x7f00000071c0)=""/40, 0x28}, {&(0x7f0000007200)=""/102, 0x66}, {&(0x7f0000007280)=""/193, 0xc1}, {&(0x7f0000007380)=""/183, 0xb7}, {&(0x7f0000007440)=""/146, 0x92}, {&(0x7f0000007500)=""/4096, 0x1000}, {&(0x7f0000008500)=""/131, 0x83}], 0x7, &(0x7f0000008640)=""/4096, 0x1000, 0x4}, 0x40) sendmsg(r0, &(0x7f000000aa80)={&(0x7f0000009680)=@ll={0x11, 0xf6, r1, 0x1, 0x1, 0x6, @random="cd9987a4c450"}, 0x80, &(0x7f000000a900)=[{&(0x7f0000009700)="2d9067757a4b7e01d454e088c5cadbd99947d18ab5fcc16b285074adfbccc9ef9fb83847bba5cab56eb33fa16718f7c0e5b1ec82a730ceb1a0c324cd2090283f729f597929beb74a71e8d0a7e02631468fa615d3689e281a4752df8d57", 0x5d}, {&(0x7f0000009780)="6b9ec5dc92d3e9418c9db551ce216a1e7aa866083c0242f1ff533cd2cbe628f9d9497bf43ba5241c7b2968255a9bdf2ec4b4e8e195ed4704c28bbcdede321e825893da572e6962241ef85f457f29afa7260081106d89f2b4faee989cbf31d064fda7211ea177745163e4e695667edc5bcbb9ca51faf86d71e9de0e3648985945e1c343838bb32f0dd6bb8ec103dd65e5b5aeba960c7244d6a99ca6451df88bbc02a92ee17b436b911b8ef5ac359fe614309e887f1e5be445473756b2ca1c49c12d230add72d2cae577811243824fda22fe56825c318a", 0xd6}, {&(0x7f0000009880)="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", 0x1000}, {&(0x7f000000a880)="f1c71454415908e7b5c6863e3b537e3f4fc007be7b93277b55537a1515c8722284576246895da317b40a372042855de62cb8b6c60ec25faaa5fe3e5811da83fa4904479f16acd9b68ae59dad83f31cda87dea15f561694703b1cd235634b448fc60eea41bcb25d02659702e4931c90f2cf892a", 0x73}], 0x4, &(0x7f000000a940)=ANY=[@ANYBLOB="60000000000000000000000008000000a8964bdb8ba057230e81212a8047ada14f45fdbcf46639a6137dc39d84234e6712b7b93986f01206f5727ae5d9ed5828b9ec5ca453799abdfef8c9f96139276142be0649594a4dc8f9a134566a8b3300d000000000000000050100008f00000001eaa81c375e83180080e76d34346e6e43f5206cc617d6d0d663cff79a7ca331f0d7e49a36db45239d7a63cf34df00973595d3e58c92696b12b25668a57581dbd460a769ead24dfc0fd3f9a7810abdc83a563ca24f12944df11ea88e44d17e969c0ab9cd09aad38bf6aa884928b9b8d30d30c5b9fb49a80d02aa677289ed481061e20e800b26dbbeb9a2c1a4d7d0dd0c19df3ca5a64a0357b0be422212a68820ca256fafa3826d0eeb9a30e01f11110d98073e007281e75cc5d2b80010d56a8a"], 0x130, 0x20000000}, 0x4000040) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x3, &(0x7f0000012fd8)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x6c}, [], {0x95}}, &(0x7f0000003ff6)='G[L\x00', 0x809, 0x44e, &(0x7f000000cf3d)=""/195}, 0x48) 2018/04/03 19:22:41 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000300)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x10}, 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000480)={&(0x7f0000000280)='./file0/bus\x00', r0}, 0x10) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='udf\x00', 0x4080, &(0x7f0000000380)="6caf64d81df46d9faab59ab9c0c7cb1ff8322be3e914670e5d413a70682a824fe4b0a08da9595469ee9a3dd5e1ff40efaeb2655e765b915bd965ebb5f599e3505c313377cb1901dbb256adbf207d688084bb6cf2cf2d44648da3daa5cd30c4a9ee0a5742b3149759709d83aca317c4d5c3969171b1d7c8a89b9bb0e16717c249398317972a5bf31fa00b02fba1bd1ae576c24dc60197755deca46e6602650b884ecc12837d1e9dd8318d0483871bc993f5e33476c6d7308a3ee7cd7660b9519927c6b555130209601eeb9d9f04781e69a42885d25fb6a5146c2b13061dd0100483504fc58cde40501e0d38c529a9") socketpair(0x4, 0x0, 0x0, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r1, &(0x7f0000002b80)={&(0x7f0000000500)=@alg, 0x80, &(0x7f0000002a00)=[{&(0x7f0000000580)=""/4096, 0x1000}, {&(0x7f0000001580)=""/130, 0x82}, {&(0x7f0000001640)=""/4096, 0x1000}, {&(0x7f0000002640)=""/169, 0xa9}, {&(0x7f0000002700)=""/140, 0x8c}, {&(0x7f00000027c0)=""/17, 0x11}, {&(0x7f0000002800)=""/107, 0x6b}, {&(0x7f0000002880)}, {&(0x7f00000028c0)=""/130, 0x82}, {&(0x7f0000002980)=""/76, 0x4c}], 0xa, &(0x7f0000002ac0)=""/142, 0x8e, 0x3679}, 0x40000000) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 315.350567] EXT4-fs (sda1): re-mounted. Opts: (null) 2018/04/03 19:22:41 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)) [ 315.374602] EXT4-fs (sda1): re-mounted. Opts: (null) 2018/04/03 19:22:41 executing program 1: mkdir(&(0x7f0000000100)='./file0\x00', 0xfffffffffffffffc) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000200)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x800000000000014}, 0x10) mkdir(&(0x7f0000000080)='./file0\x00', 0xc) 2018/04/03 19:22:41 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x1, 0x80005, 0x0, &(0x7f0000000200)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000040)=0x800) recvmsg$kcm(r1, &(0x7f0000001380)={&(0x7f0000000100)=@can, 0x80, &(0x7f0000001340)}, 0x142) 2018/04/03 19:22:41 executing program 2: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0xc, 0x3, &(0x7f00000006c0)=ANY=[@ANYBLOB="850000002200120007000000cb2f337277dd4428a5b8c907d940009b00ca44950000e95fdbab140fafcd59c277356ef0dc18744b404747a63ffa7221220a3e890ca6e4cd4be7c0e897acd4a406f2c03dff8e4d3fb19a5d795be4c7135e1b3c2a0b9c875ecdeb557f219284bf4e55765abd9ad416fea8cb92d4fed7e8214ad489652b7fc0603d37ff4c335f94f4526e186c88af1304cb7fb5be3d2b0245b234016899c6a2613ea27fbbb60cd76050daf57c31600d71ceace98cf57062d49751e6b16ef8f29e5129c739ed0ceafea1c050b1de7456777ce1d4"], &(0x7f00000001c0)="73797a6b616c6c65720001be826e8f833152f795b4d9f4bc3ea582523aed371b084fccfc3d2ef2cbe65d30642ca8dcd0f8479be52e66937908f1d8112489e8099d9d4edb806d81189c0fbb6818d028546c35d3363d54db0db780f54977ae6359d617c1d233d8e18abfc75f9a76cd8e1f77583bc02f07a33de6f304e95db82fd4da55ebd25162df6f88e7d1bb0654ffb31e008967", 0x1, 0x99, &(0x7f000000d000)=""/153}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000100)={r0, 0x0, 0x36, 0x1000, &(0x7f00000022c0)="288b6692b5c352f6677525060800893cb07d54c700000021000000000000000000003eb9ca98053efacc97aec2a90d3717c38ce92ecc", &(0x7f00000012c0)=""/4096}, 0x28) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) recvmsg(r1, &(0x7f0000000680)={&(0x7f0000000140)=@generic, 0x80, &(0x7f00000005c0)=[{&(0x7f0000000280)=""/173, 0xad}, {&(0x7f0000000340)=""/122, 0x7a}, {&(0x7f00000003c0)=""/218, 0xda}, {&(0x7f00000004c0)=""/210, 0xd2}], 0x4, &(0x7f0000000600)=""/92, 0x5c, 0x3}, 0x40000161) [ 315.432780] cgroup: cgroup2: unknown option "B•êoÒÇG:*Š“ô–Šy×^R¼YR[RF$Á›tnK‰8¿yÁ2äIÆxÂnZ#©Jé„GÊ6}ÆÀ?*w!ß×z(/Ý‘4örÔlQò1¦‡ýA" [ 315.502454] FAULT_INJECTION: forcing a failure. [ 315.502454] name failslab, interval 1, probability 0, space 0, times 0 [ 315.513845] CPU: 0 PID: 25122 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 315.521116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.530469] Call Trace: [ 315.533044] dump_stack+0x194/0x24d [ 315.536656] ? arch_local_irq_restore+0x53/0x53 [ 315.541307] ? __save_stack_trace+0x7e/0xd0 [ 315.545620] should_fail+0x8c0/0xa40 [ 315.549318] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 315.554404] ? kasan_kmalloc+0xad/0xe0 [ 315.558271] ? kmem_cache_alloc_trace+0x136/0x740 [ 315.563093] ? __memcg_init_list_lru_node+0x169/0x270 [ 315.568261] ? __list_lru_init+0x544/0x750 [ 315.572473] ? sget_userns+0x691/0xe40 [ 315.576340] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 315.581070] ? do_mount+0xea4/0x2bb0 [ 315.584759] ? SyS_mount+0xab/0x120 [ 315.588366] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 315.593715] ? find_held_lock+0x35/0x1d0 [ 315.597762] ? __lock_is_held+0xb6/0x140 [ 315.601814] ? check_same_owner+0x320/0x320 [ 315.606118] ? rcu_note_context_switch+0x710/0x710 [ 315.611039] should_failslab+0xec/0x120 [ 315.614994] kmem_cache_alloc_trace+0x4b/0x740 [ 315.619558] ? __kmalloc_node+0x33/0x70 [ 315.623511] ? __kmalloc_node+0x33/0x70 [ 315.627466] ? rcu_read_lock_sched_held+0x108/0x120 [ 315.632467] __memcg_init_list_lru_node+0x169/0x270 [ 315.637466] ? list_lru_add+0x7c0/0x7c0 [ 315.641418] ? __kmalloc_node+0x47/0x70 [ 315.645376] __list_lru_init+0x544/0x750 [ 315.649423] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 315.655288] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 315.660286] ? __lockdep_init_map+0xe4/0x650 [ 315.664676] ? lockdep_init_map+0x9/0x10 [ 315.668720] sget_userns+0x691/0xe40 [ 315.672412] ? kernfs_sop_show_path+0x190/0x190 [ 315.677063] ? kernfs_sop_show_options+0x180/0x180 [ 315.681972] ? destroy_unused_super.part.6+0xd0/0xd0 [ 315.687063] ? check_same_owner+0x320/0x320 [ 315.691366] ? rcu_pm_notify+0xc0/0xc0 [ 315.695244] ? rcu_read_lock_sched_held+0x108/0x120 [ 315.700242] ? kmem_cache_alloc_trace+0x459/0x740 [ 315.705063] ? lock_downgrade+0x980/0x980 [ 315.709200] kernfs_mount_ns+0x13d/0x8b0 [ 315.713247] ? kernfs_super_ns+0x70/0x70 [ 315.717296] sysfs_mount+0xc2/0x1c0 [ 315.720904] ? sysfs_kill_sb+0x40/0x40 [ 315.724772] ? alloc_pages_current+0xbe/0x1e0 [ 315.729249] ? security_sb_copy_data+0x81/0xb0 [ 315.733812] mount_fs+0x66/0x2d0 [ 315.737161] vfs_kern_mount.part.26+0xc6/0x4a0 [ 315.741722] ? may_umount+0xa0/0xa0 [ 315.745332] ? _raw_read_unlock+0x22/0x30 [ 315.749459] ? __get_fs_type+0x8a/0xc0 [ 315.753334] do_mount+0xea4/0x2bb0 [ 315.756858] ? copy_mount_string+0x40/0x40 [ 315.761071] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 315.766068] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 315.770809] ? retint_kernel+0x10/0x10 [ 315.774682] ? copy_mount_options+0x18b/0x2e0 [ 315.779156] ? copy_mount_options+0x191/0x2e0 [ 315.783630] ? copy_mount_options+0x1f7/0x2e0 [ 315.788107] SyS_mount+0xab/0x120 [ 315.791540] ? copy_mnt_ns+0xb30/0xb30 [ 315.795409] do_syscall_64+0x281/0x940 [ 315.799275] ? vmalloc_sync_all+0x30/0x30 [ 315.803400] ? _raw_spin_unlock_irq+0x27/0x70 [ 315.807874] ? finish_task_switch+0x1c1/0x7e0 [ 315.812355] ? syscall_return_slowpath+0x550/0x550 [ 315.817264] ? syscall_return_slowpath+0x2ac/0x550 [ 315.822171] ? prepare_exit_to_usermode+0x350/0x350 [ 315.827165] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 315.832510] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.837336] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 315.842505] RIP: 0033:0x4552d9 [ 315.845672] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:41 executing program 5: socketpair(0x2, 0x801, 0xd324, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000080)=0x4) [ 315.853361] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 315.860610] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 315.867858] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 315.875107] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 315.882355] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000020 [ 315.922453] cgroup: cgroup2: unknown option "B•êoÒÇG:*Š“ô–Šy×^R¼YR[RF$Á›tnK‰8¿yÁ2äIÆxÂnZ#©Jé„GÊ6}ÆÀ?*w!ß×z(/Ý‘4örÔlQò1¦‡ýA" 2018/04/03 19:22:41 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair(0x5, 0x0, 0x7ff, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000100)={r1}) r2 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:41 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x1000, &(0x7f00000004c0)) 2018/04/03 19:22:41 executing program 4: bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000000)={0x0, 0xffffffffffffffff, 0x3, 0x2}, 0x14) r0 = getpid() socketpair(0x15, 0x803, 0x4, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0xff, 0x7, 0x0, 0x7, 0x0, 0x3ff, 0x20, 0x1, 0x2, 0x9, 0xfffffffffffff320, 0xd13, 0x800, 0x4, 0x5de0, 0x0, 0x3, 0xffffffffffff7fff, 0xfff, 0x41, 0x80000000, 0xe5, 0x3a44, 0x2, 0x1, 0x1, 0x64, 0x50a, 0x3, 0x8, 0x8, 0x2, 0x7, 0x6, 0x9, 0x0, 0x0, 0x6, 0x4, @perf_bp={&(0x7f0000000100), 0xf}, 0x0, 0x1ff, 0x5, 0x4, 0x5, 0x200, 0x1}, r0, 0xc, r1, 0xa) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x9, 0x8, 0x5, 0x101, 0x0, 0x1ff, 0x440, 0x4, 0x40, 0xff, 0x9, 0xef, 0x87b, 0x763, 0x401, 0xbf, 0x401, 0x3, 0xb0f6, 0x5, 0x79, 0x1ff, 0xfff, 0x6, 0x3, 0xffffffff, 0x0, 0x200, 0x6, 0xecb, 0x100000000, 0xfffffffffffffffe, 0x5de77393, 0x80000001, 0x83ac, 0x40, 0x0, 0x10000, 0x4, @perf_config_ext={0x5, 0x7}, 0x1c0, 0x1f, 0x8, 0x0, 0x101, 0x2, 0x174}, r0, 0x1, r2, 0x2) 2018/04/03 19:22:41 executing program 2: socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000040)) bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x8}, 0x10) r0 = perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x8}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair(0xa, 0x80000, 0x9, &(0x7f0000000140)) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000100)) 2018/04/03 19:22:41 executing program 7: mount(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='/', &(0x7f0000000140)='devpts\x00', 0x1000000, &(0x7f0000000000)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) 2018/04/03 19:22:41 executing program 6 (fault-call:1 fault-nth:33): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:41 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000004c0)={0xffffffffffffffff}) recvmsg(0xffffffffffffff9c, &(0x7f0000003b40)={&(0x7f0000003980)=@hci={0x0, 0x0}, 0x80, &(0x7f0000003a80)=[{&(0x7f0000003a00)=""/37, 0x25}, {&(0x7f0000003a40)}], 0x2, &(0x7f0000003ac0)=""/82, 0x52, 0x1}, 0x10040) sendmsg$kcm(r0, &(0x7f0000003d40)={&(0x7f0000003b80)=@hci={0x1f, r1, 0x3}, 0x80, &(0x7f0000003c80)=[{&(0x7f0000003c00)="d240f0627cb462108db2659818d224ce774308a7dca20f64eb8ec18885d941d2930c4ccae1b6a70ab773e4f030aa3c303483a72cb70ae6827e9aa0ba9cf4051f759b291b11cd54a891ec6a30068e5ed3aaaa42fc2546942d60b94265bb53851eee62a564c119281072795ab7f2519187", 0x70}], 0x1, &(0x7f0000003cc0)=[{0x68, 0x11e, 0x5, "c90d57724b0cae4d60cb9b9fa5956cb8de209a9426f78c1c88ed419781686f19abae94a052bba2a3c170887d7ea0023d215bdc1006782e07b210e0696d2c4368eb1081903a8949b7df2dd57eb9b1668349981db4ed"}, {0x18, 0x0, 0x5, "3fc099"}], 0x80, 0x4}, 0x40000) 2018/04/03 19:22:41 executing program 5: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000080)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000300)) mkdir(&(0x7f00000014c0)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f0000000180)) mkdir(&(0x7f0000000340)='./file0/bus\x00', 0x0) mount(&(0x7f0000000100)='./file0/bus/file0\x00', &(0x7f0000000180)='./file0/file0\x00', &(0x7f00000001c0)='proc\x00', 0xc00, &(0x7f0000000200)="494dc6e869f8335cde81df3198e2b24305bb0bb5f0a0e954eb0234123e918e848b4d95e47be8ef0725e727c3cf2947139b6f11dd2fd9ffe04dfc6350807a1d9f5aaad370366ae0") socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)) 2018/04/03 19:22:41 executing program 1: mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000000)="867973667300", 0x0, &(0x7f00000004c0)) [ 316.053759] FAULT_INJECTION: forcing a failure. [ 316.053759] name failslab, interval 1, probability 0, space 0, times 0 [ 316.065101] CPU: 1 PID: 25156 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 316.072375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.081728] Call Trace: [ 316.084318] dump_stack+0x194/0x24d [ 316.087951] ? arch_local_irq_restore+0x53/0x53 [ 316.092623] ? __save_stack_trace+0x7e/0xd0 [ 316.096935] should_fail+0x8c0/0xa40 [ 316.100634] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.105723] ? kasan_kmalloc+0xad/0xe0 [ 316.109595] ? kmem_cache_alloc_trace+0x136/0x740 [ 316.114414] ? __memcg_init_list_lru_node+0x169/0x270 [ 316.119580] ? __list_lru_init+0x544/0x750 [ 316.123790] ? sget_userns+0x691/0xe40 [ 316.127686] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 316.132438] ? do_mount+0xea4/0x2bb0 [ 316.136136] ? SyS_mount+0xab/0x120 [ 316.139741] ? do_syscall_64+0x281/0x940 [ 316.143780] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 316.149127] ? find_held_lock+0x35/0x1d0 [ 316.153183] ? __lock_is_held+0xb6/0x140 [ 316.157239] ? check_same_owner+0x320/0x320 [ 316.161542] ? rcu_note_context_switch+0x710/0x710 [ 316.166467] should_failslab+0xec/0x120 [ 316.170441] kmem_cache_alloc_trace+0x4b/0x740 [ 316.175013] ? __kmalloc_node+0x33/0x70 [ 316.178971] ? __kmalloc_node+0x33/0x70 [ 316.182926] ? rcu_read_lock_sched_held+0x108/0x120 [ 316.187929] __memcg_init_list_lru_node+0x169/0x270 [ 316.192930] ? list_lru_add+0x7c0/0x7c0 [ 316.196883] ? __kmalloc_node+0x47/0x70 [ 316.200846] __list_lru_init+0x544/0x750 [ 316.204893] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 316.210758] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 316.215750] ? __lockdep_init_map+0xe4/0x650 [ 316.220137] ? lockdep_init_map+0x9/0x10 [ 316.224182] sget_userns+0x691/0xe40 [ 316.227879] ? kernfs_sop_show_path+0x190/0x190 [ 316.232524] ? kernfs_sop_show_options+0x180/0x180 [ 316.237440] ? destroy_unused_super.part.6+0xd0/0xd0 [ 316.242527] ? check_same_owner+0x320/0x320 [ 316.246825] ? rcu_pm_notify+0xc0/0xc0 [ 316.250693] ? rcu_read_lock_sched_held+0x108/0x120 [ 316.255696] ? kmem_cache_alloc_trace+0x459/0x740 [ 316.260525] ? lock_downgrade+0x980/0x980 [ 316.265281] kernfs_mount_ns+0x13d/0x8b0 [ 316.269325] ? kernfs_super_ns+0x70/0x70 [ 316.273366] sysfs_mount+0xc2/0x1c0 [ 316.276975] ? sysfs_kill_sb+0x40/0x40 [ 316.280850] ? alloc_pages_current+0xbe/0x1e0 [ 316.285324] ? security_sb_copy_data+0x81/0xb0 [ 316.289886] mount_fs+0x66/0x2d0 [ 316.293245] vfs_kern_mount.part.26+0xc6/0x4a0 [ 316.297824] ? may_umount+0xa0/0xa0 [ 316.301441] ? _raw_read_unlock+0x22/0x30 [ 316.305580] ? __get_fs_type+0x8a/0xc0 [ 316.309449] do_mount+0xea4/0x2bb0 [ 316.312968] ? copy_mount_string+0x40/0x40 [ 316.317183] ? rcu_pm_notify+0xc0/0xc0 [ 316.321055] ? copy_mount_options+0x5f/0x2e0 [ 316.325439] ? rcu_read_lock_sched_held+0x108/0x120 [ 316.330432] ? kmem_cache_alloc_trace+0x459/0x740 [ 316.335262] ? kasan_check_write+0x14/0x20 [ 316.339492] ? copy_mount_options+0x1f7/0x2e0 [ 316.343966] SyS_mount+0xab/0x120 [ 316.347402] ? copy_mnt_ns+0xb30/0xb30 [ 316.351285] do_syscall_64+0x281/0x940 [ 316.355148] ? vmalloc_sync_all+0x30/0x30 [ 316.359283] ? _raw_spin_unlock_irq+0x27/0x70 [ 316.363767] ? finish_task_switch+0x1c1/0x7e0 [ 316.368249] ? syscall_return_slowpath+0x550/0x550 [ 316.373174] ? syscall_return_slowpath+0x2ac/0x550 [ 316.378079] ? prepare_exit_to_usermode+0x350/0x350 [ 316.383078] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 316.388423] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.393247] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 316.398411] RIP: 0033:0x4552d9 [ 316.401576] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 316.409263] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 316.416514] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 316.423760] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 316.431016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 316.438269] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000021 2018/04/03 19:22:42 executing program 5: 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$MAP_UPDATE_ELEM(0x2, &(0x7f0000001200)={r1, &(0x7f0000001800)="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", &(0x7f0000001180)="82b046a96e5f23ea0c40c87bee4f8bbf032a88e6bd3ce01437297fbeba957c6e6a0162713db55faceba819fed09ccfb1e50231b3c1bb6a7aaa84b798cb371f3bcc3b3c98b01e677adc6343d863581a3bc49ec17848c66343134f30439f4ca039baae"}, 0x20) bpf$OBJ_GET_MAP(0x7, &(0x7f0000001280)={&(0x7f0000001240)='./file0\x00', 0x0, 0x10}, 0x10) 2018/04/03 19:22:42 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair(0xf, 0x0, 0x5913, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000380)=ANY=[@ANYBLOB="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"]) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:42 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 316.500340] devpts: called with bogus options 2018/04/03 19:22:42 executing program 7: mount(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='/', &(0x7f0000000140)='devpts\x00', 0x1000000, &(0x7f0000000000)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) 2018/04/03 19:22:42 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x9, 0x4, 0x800, 0x7}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000000), &(0x7f0000000080)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000080)={r0, &(0x7f0000000000)="8615719e6aaab16038a5964a8dfc894c232ad05b", &(0x7f0000000280)=""/185}, 0x18) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000340)={&(0x7f00000000c0)='./file0\x00', r0}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000040)={r0, &(0x7f0000000000), &(0x7f0000000180)=""/224}, 0x18) 2018/04/03 19:22:42 executing program 6 (fault-call:1 fault-nth:34): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:42 executing program 2: socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000140)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140), 0x0, &(0x7f0000000040)=[{0x18, 0x1, 0x1, "13"}], 0x18}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r2, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000000200)=ANY=[@ANYBLOB="1800000000a85e7e510b1d218575fe7868e20000009c37436502655da601000000010000401300000000000000179d5f5e91552ab4989fa2bc6324d2f8e4740db1e324c34eaa670b582ab8a46404d9626641e51b3e5969c2050000000000000057dba2f411cd09970dd6f1"], 0x18}, 0x0) recvmsg(r0, &(0x7f0000001700)={&(0x7f00000000c0)=@hci, 0x80, &(0x7f0000001600), 0x0, &(0x7f00000001c0)=""/45, 0x2d}, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000180)) 2018/04/03 19:22:42 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000200)='ecryptfs\x00', 0x400, &(0x7f0000000280)="714427c04894b9bbf5c42c5052b5f02ced017a772526609bd1ac3083b176e5fde4b9b38e4d0031902d68b1c65ecbe04db45369dc55f3ceb7683406e9f33c6e12ecf5cf87fe53efe372795948a1b3f6683d52dd27dc72458aa0eee99d54ff22eb1937a500299ce4c43aed0d5050ea29f12923e9e264509552764f84001091aafedc456fe46e69739c992dea46f73ee2ce136cb784801f8b45f9879b0fc26f10f50a66c0395b6fec") 2018/04/03 19:22:42 executing program 7: perf_event_open(&(0x7f000025c000)={0x7, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) 2018/04/03 19:22:42 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xf, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x201a7f1b, 0x0, 0x201a7fd7, 0x1}], {0x95}}, &(0x7f0000f59000)='GPL\x00', 0x3ff, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000001800)={r2}) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f0000001840)={r2, r1}) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0xf67, 0x8, 0x2, 0x0, r0, 0x8}, 0x2c) 2018/04/03 19:22:42 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = getpid() perf_event_open(&(0x7f0000000080)={0x5, 0x70, 0x81, 0x10ab, 0x8, 0x5e, 0x0, 0xfffffffffffffffb, 0x0, 0x2, 0x0, 0x8, 0xffffffff, 0x1, 0xfffffffffffffc00, 0x7, 0xfff, 0x7, 0x2, 0x5, 0xed, 0xfffffffffffffff9, 0x5, 0x8, 0x9, 0x2, 0x9, 0xfffffffffffffff7, 0x6744, 0x4, 0x9, 0x9c, 0xfffffffffffffff8, 0x8, 0x8001, 0x7ff, 0x18000000000000, 0x80, 0x0, 0xffffffffffffffe0, 0x2, @perf_config_ext={0xffffffffffffffff, 0x481a}, 0x8, 0x1, 0x10001, 0x2, 0xb6e, 0x80, 0xdd3}, r1, 0xe, r0, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:42 executing program 0: r0 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0)=0xffffffff, 0x4) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000200)={&(0x7f00000000c0)='./file0\x00', r0}, 0x10) mkdir(&(0x7f0000000380)='./file0/bus\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000280)='./file0\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x100000, &(0x7f0000000340)="80") 2018/04/03 19:22:42 executing program 4: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) mkdir(&(0x7f0000000000)='./file1\x00', 0x0) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000444000)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000d78000)='.', &(0x7f0000fdb000)='ubifs\x00', 0x10000, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) mount(&(0x7f0000377ff8)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000e7000)) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x1e1, 0x100000000209e20, 0x8000000001, 0x5}, 0xfffffffffffffe20) r1 = bpf$MAP_CREATE(0x2, &(0x7f0000000040)={0x0, 0x0, 0x7ffff9, 0x0, 0x20000003, 0x0}, 0x2c) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000480)={r1, 0x28, &(0x7f0000000380)}, 0x10) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x0, &(0x7f0000444000)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000d78000)='.', &(0x7f0000fdb000)='ubifs\x00', 0x0, 0x0) recvmsg(r0, &(0x7f0000002b80)={&(0x7f00000003c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, 0x80, &(0x7f0000002a40)=[{&(0x7f0000000580)=""/108, 0x6c}, {&(0x7f0000000600)=""/149, 0x95}, {&(0x7f00000006c0)=""/4096, 0x1000}, {&(0x7f00000016c0)=""/38, 0x26}, {&(0x7f0000001700)=""/90, 0x5a}, {&(0x7f0000001780)=""/224, 0xe0}, {&(0x7f0000001880)=""/140, 0x8c}, {&(0x7f0000001940)=""/4096, 0x1000}, {&(0x7f0000002940)=""/218, 0xda}], 0x9, &(0x7f0000002b00)=""/126, 0x7e, 0x4}, 0x0) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) mount(&(0x7f0000000000)='.', &(0x7f0000000040)='.', &(0x7f0000000080)='cgroup\x00', 0x5010, &(0x7f00000000c0)) mount(&(0x7f0000377ff8)='.', &(0x7f0000187ff8)='.', &(0x7f0000753000)='mslos\x00', 0x5010, &(0x7f00000e7000)) perf_event_open(&(0x7f0000940000)={0x2, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000014f88)={0x5, 0xfffffffffffffdc4, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x46000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00', 0x0, 0x18}, 0x10) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000100)) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r2, 0x0, 0x95, 0x5d, &(0x7f0000000240)="23b0eea2a334b44935d0b421d095bbcfbf88815a14230247731ed7e69aefc900a1a2c7e8ad794736affc3837b3f218c811f7b533e4d82687bb867e505230196cd98dd3bf32ceecab91f879453ec93248999fb14dd57c8986287b066a86fc6accd643b0ba58601491d2e028471bebfc1e7f5fb8954efacb330f1f1657d5786d291470e9e5feabe5a1581c322e6000a25027d2ca818b", &(0x7f0000000300)=""/93, 0x69ab}, 0x28) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffff90, &(0x7f0000000500)}, 0x10) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file1\x00', &(0x7f0000000200)='anon_inodefs\x00', 0x2000, &(0x7f0000000300)) [ 316.768367] FAULT_INJECTION: forcing a failure. [ 316.768367] name failslab, interval 1, probability 0, space 0, times 0 [ 316.779652] CPU: 0 PID: 25209 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 316.786925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.796276] Call Trace: [ 316.798864] dump_stack+0x194/0x24d [ 316.802491] ? arch_local_irq_restore+0x53/0x53 [ 316.807157] ? __save_stack_trace+0x7e/0xd0 [ 316.811486] should_fail+0x8c0/0xa40 [ 316.815186] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 316.820268] ? kasan_kmalloc+0xad/0xe0 [ 316.824138] ? kmem_cache_alloc_trace+0x136/0x740 [ 316.828960] ? __memcg_init_list_lru_node+0x169/0x270 [ 316.834129] ? __list_lru_init+0x544/0x750 [ 316.838344] ? sget_userns+0x691/0xe40 [ 316.842214] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 316.846946] ? do_mount+0xea4/0x2bb0 [ 316.850636] ? SyS_mount+0xab/0x120 [ 316.854245] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 316.859592] ? find_held_lock+0x35/0x1d0 [ 316.863638] ? __lock_is_held+0xb6/0x140 [ 316.867688] ? check_same_owner+0x320/0x320 [ 316.871991] ? rcu_note_context_switch+0x710/0x710 [ 316.876909] should_failslab+0xec/0x120 [ 316.880865] kmem_cache_alloc_trace+0x4b/0x740 [ 316.885427] ? __kmalloc_node+0x33/0x70 [ 316.889379] ? __kmalloc_node+0x33/0x70 [ 316.893337] ? rcu_read_lock_sched_held+0x108/0x120 [ 316.898349] __memcg_init_list_lru_node+0x169/0x270 [ 316.903351] ? list_lru_add+0x7c0/0x7c0 [ 316.907305] ? __kmalloc_node+0x47/0x70 [ 316.911265] __list_lru_init+0x544/0x750 [ 316.915310] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 316.921176] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 316.926173] ? __lockdep_init_map+0xe4/0x650 [ 316.930565] ? lockdep_init_map+0x9/0x10 [ 316.934609] sget_userns+0x691/0xe40 [ 316.938305] ? kernfs_sop_show_path+0x190/0x190 [ 316.942957] ? kernfs_sop_show_options+0x180/0x180 [ 316.947868] ? destroy_unused_super.part.6+0xd0/0xd0 [ 316.952958] ? check_same_owner+0x320/0x320 [ 316.957260] ? rcu_pm_notify+0xc0/0xc0 [ 316.961136] ? rcu_read_lock_sched_held+0x108/0x120 [ 316.966132] ? kmem_cache_alloc_trace+0x459/0x740 [ 316.970950] ? lock_downgrade+0x980/0x980 [ 316.975085] kernfs_mount_ns+0x13d/0x8b0 [ 316.979133] ? kernfs_super_ns+0x70/0x70 [ 316.983182] sysfs_mount+0xc2/0x1c0 [ 316.986790] ? sysfs_kill_sb+0x40/0x40 [ 316.990657] ? alloc_pages_current+0xbe/0x1e0 [ 316.995134] ? security_sb_copy_data+0x81/0xb0 [ 316.999696] mount_fs+0x66/0x2d0 [ 317.003046] vfs_kern_mount.part.26+0xc6/0x4a0 [ 317.007611] ? may_umount+0xa0/0xa0 [ 317.011220] ? _raw_read_unlock+0x22/0x30 [ 317.015349] ? __get_fs_type+0x8a/0xc0 [ 317.019222] do_mount+0xea4/0x2bb0 [ 317.022745] ? copy_mount_string+0x40/0x40 [ 317.026958] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 317.031955] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 317.036694] ? retint_kernel+0x10/0x10 [ 317.040569] ? copy_mount_options+0x149/0x2e0 [ 317.045049] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 317.049869] ? copy_mount_options+0x1f7/0x2e0 [ 317.054345] SyS_mount+0xab/0x120 [ 317.057774] ? copy_mnt_ns+0xb30/0xb30 [ 317.061641] do_syscall_64+0x281/0x940 [ 317.065506] ? vmalloc_sync_all+0x30/0x30 [ 317.069633] ? _raw_spin_unlock_irq+0x27/0x70 [ 317.074110] ? finish_task_switch+0x1c1/0x7e0 [ 317.078584] ? syscall_return_slowpath+0x550/0x550 [ 317.083492] ? syscall_return_slowpath+0x2ac/0x550 [ 317.088401] ? prepare_exit_to_usermode+0x350/0x350 [ 317.093397] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 317.098745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.103571] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 317.108739] RIP: 0033:0x4552d9 [ 317.111909] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:42 executing program 1: socketpair(0x1, 0x80000, 0x800, &(0x7f0000001540)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f00000016c0)={&(0x7f0000001580)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f0000001640)=[{&(0x7f0000001600)}], 0x1, &(0x7f0000001680)=""/9, 0x9, 0x2}, 0x141) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:42 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x89}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000711000000000000000050000000000009500000100000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$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 19:22:42 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') bpf$OBJ_GET_MAP(0x7, &(0x7f0000000300)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x18}, 0x10) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000200)={&(0x7f00000001c0)='./file0\x00', 0x0, 0x8}, 0x10) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000280)={&(0x7f00000000c0)='./file0\x00', r0}, 0x10) [ 317.119609] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 317.126859] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 317.134112] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 317.141361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 317.148609] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000022 2018/04/03 19:22:43 executing program 5: socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000003c0)) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0xc, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="8500000022000000a932d2ddea6e5fce9500000000000000"], &(0x7f00000001c0)="73797a6b616c6c65720001be826e8f833152f795b4d9f4bc3ea582523aed371b084fccfc3d2ef2cbe65d30642ca8dcd0f8479be52e66937908f1d8112489e8099d9d4edb806d81189c0fbb6818d028546c35d3363d54db0db780f54977ae6359d617c1d233d8e18abfc75f9a76cd8e1f77583bc02f07a33de6f304e95db82fd4da55ebd25162df6f88e7d1bb0654ffb31e008967", 0x1, 0x99, &(0x7f000000d000)=""/153}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r0, 0x50, &(0x7f0000000440)}, 0x6) socketpair(0x19, 0x80807, 0x6, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r1, &(0x7f0000000380)={&(0x7f0000000100)=@nl=@proc, 0x80, &(0x7f0000000300)=[{&(0x7f0000000280)=""/118, 0x76}], 0x1, &(0x7f0000000340)=""/20, 0x14, 0x3}, 0x42) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r0) 2018/04/03 19:22:43 executing program 4: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xd68, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mkdir(&(0x7f0000000140)='./file0\x00', 0x2) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000002c0)='./file1\x00', &(0x7f0000000280)='rootfs\x00', 0x0, &(0x7f00000002c0)) mount(&(0x7f0000000040)='./file0/file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='debugfs\x00', 0x2004000, &(0x7f00000002c0)) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000200)=0x8) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000001c0)={0xffffffffffffffff, &(0x7f0000000340)}, 0x10) mkdir(&(0x7f0000000400)='./file0/file0\x00', 0x0) 2018/04/03 19:22:43 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:43 executing program 5: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x40000, 0x3, 0xcd}, 0x389) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000300)={r0, 0x0, 0xe, 0x3d, &(0x7f0000000280)="b7d762e46739ccb3ef6684a72ef3", &(0x7f00000002c0)=""/61}, 0x28) 2018/04/03 19:22:43 executing program 6 (fault-call:1 fault-nth:35): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:43 executing program 2: mkdir(&(0x7f0000ac6000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f000000aff8)='./file0\x00', &(0x7f0000cd3000)='ramfs\x00', 0x1, &(0x7f000056a0e2)) mount(&(0x7f0000802ff8)='./file0\x00', &(0x7f0000b16000)='./file0\x00', &(0x7f0000905000)='devtmpfs\x00', 0x85030, &(0x7f0000e99f87)) mount(&(0x7f0000df2000)='./file0/file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)="660e8cfdd9d2a99ac6272063413ba2e22231ec24c3bf737dffe85e6612012d7c61e82793a91ef8f8223bb95e63b5cedda764110485e2f4b721872bc5565c3662e6a8fb59395eb2237f510d000ced04", 0x7fffa, &(0x7f0000751000)) 2018/04/03 19:22:43 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f00000001c0)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x18}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:43 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x10000) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f0000000040)) gettid() socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000440)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000004080)={r0}) sendmsg$kcm(r1, &(0x7f00000046c0)={&(0x7f00000040c0)=@sco={0x1f, {0x10001, 0x8, 0xffffffffffffff7f, 0xb6b9cab, 0x1, 0x99}}, 0x80, &(0x7f0000004240)=[{&(0x7f0000004140)="a513b2734d4fe3b8a8638d619fbbf204a1b086da6970fc9112eb08ce20a4c28cad09ceb59f1e9fd121a77c8d020a9e8fd03a7ec4d20646a3c9527c97882ec28a031df17bf30309d5b5b4c31be15dcf5b07e341061a5a397b761603401250503a8e91d78e726fa0d8fd67cb750a8c7a2c7e916925bedca831a9145b13980aa99c832582e40fab9a7db2ffef1087378104fc02ac7eb354dffa20dd97c938c279e7dec6293537d31a1a4a5a0258f160db708353692cc5d77ded5c89e4cddddce9824cc7910c9390b245441ee69dbd55dc", 0xcf}], 0x1, &(0x7f0000004280)=ANY=[@ANYBLOB="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"], 0x428, 0x800}, 0x48000) sendmsg(r0, &(0x7f00000000c0)={&(0x7f0000000180)=@in={0x2, 0x4e21, @multicast1=0xe0000001}, 0x80, &(0x7f0000000040)=[{&(0x7f0000000280)="c4bbab67b5639bd5aa6165248823628a28a72443a920388d4f0c34f57bf1f7829a6228b51db633ca6ffd8260b1b4585f91042903585ccadba935d9d0f9db2c536165a320c915854de7315f8153d5a40471e261296c4c8f69736c4b35a7a63df899e9600844a0bd74fae61fb6146d4ff2f1ce5ccd583fd28082e47d26e4cb89dd11363f94ac30ec", 0x87}, {&(0x7f0000000340)="989f267f1c8e64d19b74e4196a37ec4c08efed5b5b2771dcc4f2be1598cf6e79b823269b3dc87c9e1854c07e1293dce61b531441f85b2a5159ea23af02ead1fa32632ec2b451b86fb0b44deffb0f9cf8fbf48ec0d41b12c8963b826a664664c3a7da8d66b2bc2b815dd9b45730f38253c74f8c69e495a1ca86065594023b5dc80305fcb04a4cb3ffeae20c03870fcc595bd84b226cdc151876a755d3", 0x9c}], 0x2, 0x0, 0x0, 0x4001}, 0x8004) mount(&(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='squashfs\x00', 0x400, &(0x7f0000000580)="1e18a374916df2d33e86c0a4b400fe9f5c72336e64fcb58b2fe1a8625fbf72aff4f7da9743c9b14566977dc4378c259b2a44d0aa365545d1e84cb89b44fbb6573e195fe249b78b02718af1fa93cbbef22603cfdd0672bd5eca58a8d093d875f139896f776c10728a4ec5b4ae72a591bc08d83a600e852d0b62559256da566cfa9032cdfc4348d6682a6dcd534b4d7db71eb6f4cda13184da") socketpair(0x3, 0x80004, 0x6, &(0x7f0000001ac0)) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000200)) socketpair(0x5, 0xa, 0x0, &(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000480)={&(0x7f0000000000)='./file0\x00', r3}, 0x10) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40082404, &(0x7f0000000700)=0x4) recvmsg(r3, &(0x7f0000001a80)={0x0, 0x0, &(0x7f0000001980)=[{&(0x7f0000000640)=""/36, 0x24}, {&(0x7f0000000680)=""/65, 0x41}, {&(0x7f0000000700)}, {&(0x7f0000000740)=""/153, 0x99}, {&(0x7f0000000800)=""/105, 0x69}, {&(0x7f0000000880)=""/4096, 0x1000}, {&(0x7f0000001880)=""/65, 0x41}, {&(0x7f0000001900)=""/116, 0x74}], 0x8, &(0x7f0000001a00)=""/70, 0x46, 0x2}, 0x120) 2018/04/03 19:22:43 executing program 7: bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x9, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="1800001c0000000000000000000200006115140000008000000000000000000295000000000000003daf6fec1131ca5c21f1513b52f2d9b70cc10f782fd3f5abc8ad9b84b028b7783ca2090ba6736da5b58f3f4d7da615b7aaf4daba4df65e4a663efa06e0065aacd67b2458bdff088f9696aa510ad86774350a9bab70d8f2bfe5f5d3f78b94a96898bd70514c0c0ac6e017d478b8c56774622aa0ef78349b394b9dacd8e6db1ec830c1"], &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000100)) [ 317.393224] FAULT_INJECTION: forcing a failure. [ 317.393224] name failslab, interval 1, probability 0, space 0, times 0 [ 317.404545] CPU: 1 PID: 25272 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 317.411823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.421173] Call Trace: [ 317.423766] dump_stack+0x194/0x24d [ 317.427391] ? arch_local_irq_restore+0x53/0x53 [ 317.432056] should_fail+0x8c0/0xa40 [ 317.435758] ? is_bpf_text_address+0xa4/0x120 [ 317.440239] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 317.445324] ? __kernel_text_address+0xd/0x40 [ 317.449800] ? unwind_get_return_address+0x61/0xa0 [ 317.454714] ? find_held_lock+0x35/0x1d0 [ 317.458755] ? __lock_is_held+0xb6/0x140 [ 317.462805] ? check_same_owner+0x320/0x320 [ 317.467106] ? rcu_note_context_switch+0x710/0x710 [ 317.472026] should_failslab+0xec/0x120 [ 317.475978] kmem_cache_alloc_trace+0x4b/0x740 [ 317.480538] ? __kmalloc_node+0x33/0x70 [ 317.484488] ? __kmalloc_node+0x33/0x70 [ 317.488441] ? rcu_read_lock_sched_held+0x108/0x120 [ 317.493440] __memcg_init_list_lru_node+0x169/0x270 [ 317.498435] ? list_lru_add+0x7c0/0x7c0 [ 317.502387] ? __kmalloc_node+0x47/0x70 [ 317.506343] __list_lru_init+0x544/0x750 [ 317.510387] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 317.516252] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 317.521251] ? lockdep_init_map+0x9/0x10 [ 317.525291] sget_userns+0x6b1/0xe40 [ 317.528984] ? kernfs_sop_show_path+0x190/0x190 [ 317.533634] ? kernfs_sop_show_options+0x180/0x180 [ 317.538542] ? destroy_unused_super.part.6+0xd0/0xd0 [ 317.543633] ? check_same_owner+0x320/0x320 [ 317.547932] ? rcu_pm_notify+0xc0/0xc0 [ 317.551802] ? rcu_read_lock_sched_held+0x108/0x120 [ 317.556793] ? kmem_cache_alloc_trace+0x459/0x740 [ 317.561612] ? lock_downgrade+0x980/0x980 [ 317.565741] kernfs_mount_ns+0x13d/0x8b0 [ 317.569781] ? kernfs_super_ns+0x70/0x70 [ 317.573823] sysfs_mount+0xc2/0x1c0 [ 317.577426] ? sysfs_kill_sb+0x40/0x40 [ 317.581292] ? alloc_pages_current+0xbe/0x1e0 [ 317.585767] ? security_sb_copy_data+0x81/0xb0 [ 317.590327] mount_fs+0x66/0x2d0 [ 317.593672] vfs_kern_mount.part.26+0xc6/0x4a0 [ 317.598231] ? may_umount+0xa0/0xa0 [ 317.601836] ? _raw_read_unlock+0x22/0x30 [ 317.605962] ? __get_fs_type+0x8a/0xc0 [ 317.609838] do_mount+0xea4/0x2bb0 [ 317.613360] ? copy_mount_string+0x40/0x40 [ 317.617573] ? rcu_pm_notify+0xc0/0xc0 [ 317.621442] ? copy_mount_options+0x5f/0x2e0 [ 317.625825] ? rcu_read_lock_sched_held+0x108/0x120 [ 317.630818] ? kmem_cache_alloc_trace+0x459/0x740 [ 317.635638] ? kasan_check_write+0x14/0x20 [ 317.639850] ? _copy_from_user+0x99/0x110 [ 317.643976] ? copy_mount_options+0x1f7/0x2e0 [ 317.648449] SyS_mount+0xab/0x120 [ 317.651878] ? copy_mnt_ns+0xb30/0xb30 [ 317.655746] do_syscall_64+0x281/0x940 [ 317.659609] ? vmalloc_sync_all+0x30/0x30 [ 317.663733] ? _raw_spin_unlock_irq+0x27/0x70 [ 317.668206] ? finish_task_switch+0x1c1/0x7e0 [ 317.673114] ? syscall_return_slowpath+0x550/0x550 [ 317.678028] ? syscall_return_slowpath+0x2ac/0x550 [ 317.682935] ? prepare_exit_to_usermode+0x350/0x350 [ 317.687929] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 317.693271] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.698097] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 317.703262] RIP: 0033:0x4552d9 [ 317.706428] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 317.714112] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 317.721361] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 317.728608] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 317.735854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/04/03 19:22:43 executing program 2: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x10, 0x100000000004, 0x4, 0x8001, 0x0, 0x1}, 0x2c) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$kcm(0x29, 0x2, 0x0) recvmsg$kcm(r3, &(0x7f0000000280)={&(0x7f00000000c0)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f00000001c0)=[{&(0x7f0000000140)=""/71, 0x47}], 0x1, &(0x7f0000000200)=""/128, 0x80}, 0x2000) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000380)={0x4, 0x8, &(0x7f00000002c0)=@raw=[@exit={0x95}, @call={0x85, 0x0, 0x0, 0x14}, @call={0x85, 0x0, 0x0, 0x27}, @map={0x18, 0x4, 0x1, 0x0, r2}], &(0x7f0000000300)='GPL\x00', 0x7, 0x24, &(0x7f0000000340)=""/36, 0x0, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f0000000400)={r1, r4}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000080)={r2}) 2018/04/03 19:22:43 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair(0x16cf4d640dd26baf, 0x807, 0x1000, &(0x7f0000001a00)={0xffffffffffffffff, 0xffffffffffffffff}) getpid() bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001a80)={r0, 0x28, &(0x7f0000001a40)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000019c0)={r1, 0x2, 0x10}, 0xc) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') r2 = socket$kcm(0x29, 0x80000000000007, 0x0) socketpair(0x13, 0xa, 0xd4, &(0x7f0000001940)) recvmsg(r2, &(0x7f0000001900)={&(0x7f00000001c0)=@ethernet={0x0, @broadcast}, 0x80, &(0x7f0000001840)=[{&(0x7f00000000c0)=""/27, 0x1b}, {&(0x7f0000000280)=""/16, 0x10}, {&(0x7f0000000380)=""/210, 0xd2}, {&(0x7f00000002c0)=""/31, 0x1f}, {&(0x7f0000000480)=""/144, 0x90}, {&(0x7f0000000540)=""/246, 0xf6}, {&(0x7f0000000640)=""/68, 0x44}, {&(0x7f00000006c0)=""/139, 0x8b}, {&(0x7f0000000780)=""/4096, 0x1000}, {&(0x7f0000001780)=""/184, 0xb8}], 0xa, &(0x7f0000000300)=""/29, 0x1d, 0x4}, 0x2) 2018/04/03 19:22:43 executing program 7: bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)=0x10001, 0x4) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x58}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="1800007b936ff69f5046407b2a4eb708005e007ae15aa400000000000000007110000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$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, &(0x7f00000003c0)) [ 317.743100] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000023 2018/04/03 19:22:43 executing program 1: r0 = perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0x100, 0x0, 0x100000001, 0xdc, 0x0, 0x800, 0x100, 0x4, 0x80000000, 0x1, 0x7, 0x4, 0xffffffff00000001, 0x8fd, 0x4, 0x4, 0x5e7, 0x1, 0x8000, 0x20, 0x16b1078, 0x9, 0xc9c1, 0x7, 0x5, 0x101, 0x8, 0x7fff, 0x7ab, 0x2, 0x1, 0x9c2, 0x7fff, 0x8, 0x9, 0x1fe0000000000, 0x0, 0x80, 0x0, @perf_bp={&(0x7f0000000080), 0x1}, 0x8, 0x10001, 0x6a5, 0x3, 0x2cd7, 0x9, 0x1}, 0xffffffffffffffff, 0x8, 0xffffffffffffffff, 0x1) r1 = perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0xff, 0xba, 0x1ff, 0x40, 0x0, 0x40, 0xc00, 0x8, 0x0, 0x0, 0x8706, 0x101, 0x7fff, 0x1ff, 0x9, 0x67, 0x5, 0x7ff, 0xba, 0x8a2, 0x4, 0x3, 0x10001, 0xffff, 0xfff, 0x6, 0x2, 0x2c, 0x1ff, 0x1, 0x5, 0x2, 0x4, 0x3a97, 0x0, 0x0, 0x0, 0x1b9c880, 0x2, @perf_config_ext={0x7fff}, 0x0, 0x8, 0x6, 0x0, 0x4, 0x3, 0x5}, 0x0, 0x10, 0xffffffffffffffff, 0x2) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r2 = perf_event_open(&(0x7f0000000000)={0x5, 0x70, 0xd5, 0xf01, 0x5, 0x5, 0x0, 0x7, 0x2004, 0xa, 0x1, 0xfffffffffffff5b8, 0x1ff, 0x4, 0x0, 0x4, 0x7b8, 0xea0d, 0x7fffffff, 0x6, 0x4, 0x6, 0x7243, 0x9, 0x400, 0x80000000, 0xf53, 0xa0, 0x2, 0x2, 0x41df, 0x1f, 0x5, 0x7fff, 0x7fff, 0x3, 0x7, 0x9, 0x0, 0x1ff, 0x4, @perf_config_ext={0x32, 0xffffffff}, 0x10008, 0x9, 0xffffffffffff0001, 0x7, 0x6, 0x3, 0x1}, 0xffffffffffffffff, 0x5, 0xffffffffffffff9c, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x5) 2018/04/03 19:22:43 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000080)={0x5, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f00000000c0)='vboxnet0{\x00') 2018/04/03 19:22:43 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0x0, 0x80, 0xfff, 0x0, 0xffffffffffffffff, 0x0, [0x140]}, 0x2a) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000580)={r0, &(0x7f00000004c0)="a3261c57c276e441238fea1c11", &(0x7f0000000500)="cd8249bf39d6176ef7346799ac198e6cf9e7fe02418812a394d9c874384d4ba7bd9d3b261f1a018d54c20e688a5dc8a23babc41d618eab351779e75823b114888aec7e01f2990bf771d3e605ac", 0x2}, 0x20) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000380)) sendmsg(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000080)="b18f4336f20435368353ae148ad1f02d9b17e43147b69391b59ee7768a24256d5bc9595a05e2cdc5983c6e77f367f189c49ad0aea32add023cd51f99e30fe20f33eb9f6a3fd75106a5a38707f93f9bf64671e988f8d6316f053cde4c473165e283a77cb2af15e140870a53f4fd8b71e2f17271331cffca63f554795e00", 0x7d}], 0x1}, 0x8000) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000780)={r0, &(0x7f0000000680), &(0x7f00000006c0)=""/166}, 0x18) mount(&(0x7f0000000440)='./file0\x00', &(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='pstore\x00', 0x4, &(0x7f0000000640)="afb63e3ff55419f9e9572aabeb90d8184a20d3c850fa576f0f0d376978dcd77395a8eb2600") r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000, 0x5, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x400000000000000, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0xffffffffffff0000, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000dec000)={0x6, 0x4, 0x338d, 0x7}, 0x2c) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000200)) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000180)={r3, &(0x7f0000000280)="318d3a469a5770a7036dd4981a6d89a3ae89bead1f79b70873b5b9aa53703e02df6479c9dbda83ae1c07cd6e2c6d217a20dc58d371ff3e865e5a2609d85ebface6b4783dcdcaad9058ad2f5478eca3512909e0eab0e364d8420266d944b982bb31e3e6a9993f1e6adcfa786a2b96d16e1f89ba77f9112bada22af49fb12315c6ab9b416cd949e0f874b4e339ece08697a5b5e2014d5796d7a3eaea70b28b3652a2628b45204969c849eef6aea0f3c53cc6e36c3d66895cf05f39787eb0b29753bd4c01387d658d4f4ddcec2c89673b53f011f11263a561", &(0x7f0000000a40)=""/196}, 0x18) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000001c0)={r3, &(0x7f0000000140), &(0x7f0000000240)=""/5}, 0x18) r4 = gettid() perf_event_open(&(0x7f0000000b40)={0x5, 0x70, 0x3, 0x9, 0x8, 0x6, 0x0, 0x20, 0x104, 0x2, 0x1, 0x0, 0x9, 0x7f, 0xff, 0x6, 0x4, 0x5, 0x7092a46d, 0x2, 0x100000001, 0x80000001, 0x4, 0x1, 0x5, 0xffffffffffffffff, 0x4, 0x2, 0x100000000, 0x3ff, 0x8, 0xffffffffffff8193, 0x7afbfa33, 0x7ff, 0x8, 0x7, 0x8, 0x1, 0x0, 0xdec5, 0x5, @perf_config_ext={0x4d8f, 0x9}, 0x800, 0x59bc, 0x6, 0x4, 0x8, 0x9}, r4, 0xc, r2, 0xa) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000140)={r0, &(0x7f0000000840)="b1343a7d0254e65adb2b24765381b5b91ef61c59c31a1df4f1e209b7b2764a413a9f4373b66a611db0551a4b219779eca98007ec94826574a132d47864f14c90feff32795698c5fc55f2e1563495bcb14a20411c794a07cffa17a481ae4d1a875e73a8e32bd3f959c4b225b911aa8871459d8a3cab47e7b7e84e6303b19651ac33b0874b4c870f4e44c55c1c51f5bb8a74fed9f198e12795818636b4f6bec3f27a2d03b4716b2fd4b62df2f56f463f815a25b8c4ac3cab89e31efa821608f22d64d9a2ec", &(0x7f0000000940)=""/255}, 0x18) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000c88000)={r3, &(0x7f0000847f95), &(0x7f000089b000)}, 0x18) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000003c0)) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000800)) bpf$MAP_CREATE(0x0, &(0x7f0000000480)={0x8, 0x7, 0x6, 0x2c, 0x11, r0, 0x200}, 0x2c) 2018/04/03 19:22:43 executing program 6 (fault-call:1 fault-nth:36): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:43 executing program 7: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x55}, 0x229) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000000180)=ANY=[@ANYBLOB="180000000000000000000000000000007110000000000000000000000000000095000000000000000e2bf650fa9e35e6336006abeef9c09cf3d05e40975cee6d15095915d96995e2cb9b1d850d1ed1d5f0bfbc385c53e2840c03b80bf3e43b6c2795ff592145b452dc617da8b4c86707ed5e073d71a418a57c074e59cf1925710fea9a0e7a80aa3ae33f2af5d892caec722d32599e7ce4a63925e28a3dcbb084151bcbaec4d2583dafbfac11cfffd67169e6a936e52721573b25c8087c0b6c353ad2990e015bb92d67fe71142a752d2ec66be4c7dff099b3816a95f288f7512c130f28ab47647b1ad22c16ddf8"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$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, &(0x7f00000003c0)) socketpair$inet6(0xa, 0x0, 0x4, &(0x7f0000000000)) [ 318.010638] FAULT_INJECTION: forcing a failure. [ 318.010638] name failslab, interval 1, probability 0, space 0, times 0 [ 318.021982] CPU: 0 PID: 25319 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 318.029264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.038608] Call Trace: [ 318.041195] dump_stack+0x194/0x24d [ 318.044823] ? arch_local_irq_restore+0x53/0x53 [ 318.049492] ? __save_stack_trace+0x7e/0xd0 [ 318.053820] should_fail+0x8c0/0xa40 [ 318.057534] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.062638] ? kasan_kmalloc+0xad/0xe0 [ 318.066521] ? kmem_cache_alloc_trace+0x136/0x740 [ 318.071367] ? __memcg_init_list_lru_node+0x169/0x270 [ 318.076554] ? __list_lru_init+0x544/0x750 [ 318.080785] ? sget_userns+0x6b1/0xe40 [ 318.084672] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 318.089422] ? do_mount+0xea4/0x2bb0 [ 318.093132] ? SyS_mount+0xab/0x120 [ 318.096738] ? do_syscall_64+0x281/0x940 [ 318.100780] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 318.106133] ? find_held_lock+0x35/0x1d0 [ 318.110172] ? __lock_is_held+0xb6/0x140 [ 318.114230] ? check_same_owner+0x320/0x320 [ 318.118544] ? rcu_note_context_switch+0x710/0x710 [ 318.123464] should_failslab+0xec/0x120 [ 318.127423] kmem_cache_alloc_trace+0x4b/0x740 [ 318.131991] ? __kmalloc_node+0x33/0x70 [ 318.135948] ? __kmalloc_node+0x33/0x70 [ 318.139898] ? rcu_read_lock_sched_held+0x108/0x120 [ 318.144891] __memcg_init_list_lru_node+0x169/0x270 [ 318.149884] ? list_lru_add+0x7c0/0x7c0 [ 318.153834] ? __kmalloc_node+0x47/0x70 [ 318.157795] __list_lru_init+0x544/0x750 [ 318.161836] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 318.167699] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 318.172691] ? lockdep_init_map+0x9/0x10 [ 318.176728] sget_userns+0x6b1/0xe40 [ 318.180421] ? kernfs_sop_show_path+0x190/0x190 [ 318.185068] ? kernfs_sop_show_options+0x180/0x180 [ 318.189973] ? destroy_unused_super.part.6+0xd0/0xd0 [ 318.195069] ? check_same_owner+0x320/0x320 [ 318.199368] ? rcu_pm_notify+0xc0/0xc0 [ 318.203239] ? rcu_read_lock_sched_held+0x108/0x120 [ 318.208231] ? kmem_cache_alloc_trace+0x459/0x740 [ 318.213054] ? lock_downgrade+0x980/0x980 [ 318.217186] kernfs_mount_ns+0x13d/0x8b0 [ 318.221226] ? kernfs_super_ns+0x70/0x70 [ 318.225266] sysfs_mount+0xc2/0x1c0 [ 318.228869] ? sysfs_kill_sb+0x40/0x40 [ 318.232732] ? alloc_pages_current+0xbe/0x1e0 [ 318.237206] ? security_sb_copy_data+0x81/0xb0 [ 318.241762] mount_fs+0x66/0x2d0 [ 318.245106] vfs_kern_mount.part.26+0xc6/0x4a0 [ 318.249671] ? may_umount+0xa0/0xa0 [ 318.253277] ? _raw_read_unlock+0x22/0x30 [ 318.257398] ? __get_fs_type+0x8a/0xc0 [ 318.261271] do_mount+0xea4/0x2bb0 [ 318.264804] ? copy_mount_string+0x40/0x40 [ 318.269025] ? rcu_pm_notify+0xc0/0xc0 [ 318.272902] ? copy_mount_options+0x5f/0x2e0 [ 318.277299] ? rcu_read_lock_sched_held+0x108/0x120 [ 318.282294] ? kmem_cache_alloc_trace+0x459/0x740 [ 318.287116] ? kasan_check_write+0x14/0x20 [ 318.291330] ? _copy_from_user+0x99/0x110 [ 318.295457] ? copy_mount_options+0x1f7/0x2e0 [ 318.299928] SyS_mount+0xab/0x120 [ 318.303357] ? copy_mnt_ns+0xb30/0xb30 [ 318.307223] do_syscall_64+0x281/0x940 [ 318.311093] ? vmalloc_sync_all+0x30/0x30 [ 318.315225] ? _raw_spin_unlock_irq+0x27/0x70 [ 318.319705] ? finish_task_switch+0x1c1/0x7e0 [ 318.324187] ? syscall_return_slowpath+0x550/0x550 [ 318.329094] ? syscall_return_slowpath+0x2ac/0x550 [ 318.334014] ? prepare_exit_to_usermode+0x350/0x350 [ 318.339025] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 318.344375] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.349199] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 318.354364] RIP: 0033:0x4552d9 [ 318.357529] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 318.365212] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 318.372457] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 318.379702] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 318.386951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 318.394205] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000024 2018/04/03 19:22:44 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(0xffffffffffffffff, 0x80082407, &(0x7f0000000180)) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, &(0x7f0000000080)=0x3) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x3) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000140)={r1, 0x28, &(0x7f0000000100)}, 0x10) 2018/04/03 19:22:44 executing program 7: mkdir(&(0x7f0000000500)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7e, 0x6, 0x1, 0x11}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x69}, 0x2c) r2 = bpf$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)={r2, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000340)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000480)='./file0/file0\x00', r0}, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000180)={&(0x7f0000000000)='./file0\x00', r1}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000100)={&(0x7f0000000080)='./file0/file0\x00'}, 0x10) 2018/04/03 19:22:44 executing program 5: socketpair(0x1, 0x1, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f0000001680)={&(0x7f00000017c0), 0x80, &(0x7f0000003a40), 0x0, &(0x7f0000003ac0)=""/136, 0x88}, 0x0) recvmsg(r0, &(0x7f00000011c0)={&(0x7f0000000040)=@pppoe={0x0, 0x0, {0x0, @local}}, 0x80, &(0x7f0000001580)=[{&(0x7f00000000c0)=""/113, 0x44d}, {&(0x7f0000002940)=""/4096, 0x1000}, {&(0x7f0000001280)=""/242, 0xf2}, {&(0x7f0000001380)=""/95, 0xfffffd44}, {&(0x7f0000001400)=""/182, 0xb6}, {&(0x7f00000014c0)=""/178, 0x72}], 0x6, &(0x7f0000001600)=""/79, 0x4f}, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000001c0)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000200)) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000180)) ioctl$sock_kcm_SIOCKCMATTACH(r1, 0x89e0, &(0x7f0000000140)={r0, r1}) sendmsg$kcm(r1, &(0x7f0000000700)={&(0x7f0000000240)=@sco={0x1f, {0x10001, 0x8000, 0x8, 0x0, 0x7, 0x7}}, 0x80, &(0x7f0000000340)=[{&(0x7f00000002c0)="b1e810abc3ea34c14c91acb012f1cdbb331f1d81f2bfb31ddd0bfbd76af4f180196ce60a38fcabade40a3bc3913b6380d24b0acbda60d5be2cc3dc210913c939a5cb3f03039669b0022acda8c83ba1232515", 0x52}], 0x1, &(0x7f0000000380), 0x0, 0x2000c804}, 0x4800) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000000)) socket$kcm(0x29, 0x5, 0x0) socketpair$inet6(0xa, 0x6, 0x2, &(0x7f0000000040)) socket$kcm(0x29, 0x0, 0x0) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000080)) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xe, 0x13, &(0x7f0000000040)=ANY=[@ANYBLOB="18009721d53800008000000003000000950000000000000000000000000000008500000000000000000000000000000007de13539d442d6537e86d590000ffffffff00001500000000007f689706000000000000000000000000180000000800000000000000c0ffffff9573f8fff1ffffff00000000000000008df9f4fffcffffff00000000000000001800000003000000000000000200"], &(0x7f0000000100)='syzkaller\x00', 0xcf, 0x8c, &(0x7f0000000140)=""/140, 0x41f00, 0x1}, 0x48) r3 = socket$kcm(0x29, 0x5, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0xf, 0x14, &(0x7f00000002c0)=@raw=[@jmp={0x5, 0x2, 0x0, 0x9, 0x7, 0x50, 0x10}, @map={0x18, 0xa342e40de9d8422f, 0x1}, @exit={0x95}, @alu={0x7, 0xfffffffffffffffc, 0xa, 0x9, 0xf, 0x50, 0x1}, @exit={0x95}, @alu={0x7, 0xc97f, 0xf, 0x7, 0xa, 0x96, 0xfffffffffffffff0}, @generic={0x2, 0x1b63, 0x300a, 0x4}, @exit={0x95}, @alu={0x4, 0x5, 0xe, 0x2, 0x3, 0xfffffff0, 0xfffffffffffffff1}, @generic={0x1ff, 0x200, 0x8, 0x81}], &(0x7f0000000380)='syzkaller\x00', 0x0, 0xc9, &(0x7f00000003c0)=""/201, 0x41000, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f0000000540)={r2, r4}) socket$kcm(0x29, 0x5, 0x0) mkdir(&(0x7f0000000580)='./file0\x00', 0x10) r5 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000005c0)={0x0, 0x6c55}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000600)={0xa, 0x1ff, 0x1, 0x5, 0x1d, r5, 0x57}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000640)={0xf, 0x60, 0x5, 0x4, 0x11, r5, 0x19}, 0x2c) bpf$OBJ_GET_MAP(0x7, &(0x7f00000006c0)={&(0x7f0000000680)='./file0/file0\x00', 0x0, 0xc}, 0x10) mount(&(0x7f0000000700)='./file0\x00', &(0x7f0000000740)='./file0\x00', &(0x7f0000000780)='9p\x00', 0x0, &(0x7f00000007c0)="587f") socketpair(0xa, 0x3, 0x80000001, &(0x7f0000000800)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r7, 0x89e1, &(0x7f0000000840)={r3}) mount(&(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='./file0\x00', &(0x7f0000000900)='bdev\x00', 0x2000010, &(0x7f0000000940)="512f456d8b95445247012d0fbfbb3a9e953c7b3f7d1ccfde5395fb21f303af86d0dd42b8492b5c6f6756b984b54f12bdf0cc3ef61c9989b574fd64f8d71ad755236bb715b925b3641ab490c37082e03e6225c50226e24eb3a975c781b09233afaa87ebfe1a21555a4932ab1b63266c4bd9837bb49366561c0384953933c4655d68a3bf7b4c22b3460c89f1a5d611796bc864cfb906204a1edd50fa82e7a148d0ec78f049e16d2f1fa02d1389165695447e0837fb441e3f86ee13bd766fb0741bc722dc225d12") recvmsg(r3, &(0x7f0000000d40)={0x0, 0x0, &(0x7f0000000c80)=[{&(0x7f0000000a40)=""/171, 0xab}, {&(0x7f0000000b00)=""/34, 0x22}, {&(0x7f0000000b40)=""/161, 0xa1}, {&(0x7f0000000c00)=""/81, 0x51}], 0x4, &(0x7f0000000cc0)=""/107, 0x6b, 0x3}, 0x40000041) setsockopt$sock_attach_bpf(r6, 0x1, 0x32, &(0x7f0000000d80)=r4, 0x4) 2018/04/03 19:22:44 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x28}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000000000000000000000007110000000000000000000cfe30000009500001000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) socketpair$inet6(0xa, 0x1, 0xfff, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r1, &(0x7f0000000980)={0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f0000000180)="5ccfe8f779a9ee40104e082da7c0905712bb660c499a33217bafd734c6e90ec211a7749cea7aaa60fb097c3fd843e016130575d2b56c798c8f8a43c67e37882b0208932cd798f94c4f5f24df78330070105d68d70f205a5996db3c7a22baf7", 0x5f}, {&(0x7f0000000200)="9b8cb25f706face436c8c356c88bdbf839d2ee5aa9e43cd34eb54c73e31242d41bfa2f4efc4435aaa45181b901b37fb25889bf987bf04d2513f5f9a1ea3dc62aa057e0660c3bd1ff9d0b8b59325e0458ec58aea6ac1aa39ad0a1af6b7959ef5ed1b7c57d5b00b73ea58c3e2b30fdfd32421c4e99ae932157cafba06db0164cd40b23a24aa1265680023c48d127ac78c17bf66bfcdcdf61544f5006778f52e5969accc4af8525e312be39335572263a0f79dac2575088", 0xb6}, {&(0x7f00000002c0)="120e786d81e86ee33be8e6e94cebfdc52309c2bc811b33aadfe516ccfa5ca3e1c1ca121e297c805dadad48f515e40d89c7554958b8", 0x35}, {&(0x7f0000000300)="402afa6917c28bb90b2e2a081b613b1d05516ca12b0420c5ffcda947220a6e2b61b845f87773f7851d83a07275b601307243c6ce78a7cd0f0c2f436e40ecc74795bc88efa9347da8097b06bf39ceb27ef159d48080fec3ec17f5f8bfb8b488ffcf2f3500775cad2bdb44d94f5e277a6da2024e05de5afd358f16520f442b94b4f6f8ff261be57b727c281200dc98d8925133d04212f4", 0x96}, {&(0x7f00000003c0)="2be440f04948d413cb22bc61843651e26e1a944325aab49ad17b742aa69376e804c31dfe3b696bc3da2631086d9c4f0eaefa175c412bc3f53543d5f444ae62f02efe3b9483602dbaf56cb7b86cab7ae5d6bba1d7fc6fd4d50eaddaa31c478e93fe0f583181bad169b81f7d0ea782f112e4f20f", 0x73}, {&(0x7f0000000440)="78188a652822741206029c08135cd1c9abb84dd96b5eb53b5e269c75d702703030cd80d2d6542f7221d3f28e9ac278b555cd1436e8167b3bf1335d9a4ff5c2a6c818ca4f28e85f88a281cc082e5b7ef2393ec2dc5a30e3a0da585ac754701a79b0813f9b5ce19471e7089161a3082f17e90373a774f1", 0x76}], 0x6, &(0x7f0000000540)=[{0x78, 0x10d, 0x81, "d0f0284d22601a2517ceaacb018f178aebdbf269be0241158620dde2da860ffeb32202236dbf07517f79a6ee7683af0d872a291bd7c13711b8a57288789459c99491ebae636e538db43a39438d3e28f63751926fa3d7d0baba2a9ea9459aad01c5180f02599201fa"}, {0x90, 0x119, 0x42, "fca9e3e24f15d0c1d4a0680384e42c93cc6504d11e2665bd9cb228033feb7ac49b9138af168cc953b11a9c88c2514801275bebc07e9abff14b647760b8ed212acec5b4b459ace0a232d52ac2e3310b911ffebc24ef984d7bd45e59f54a910021145c8dfa323676e02e56441449fb5be7c0a05828719b9225e8dbe2f7e05459"}, {0xf8, 0x10d, 0x7, "181a76b66d43694f7cd2a2ffc8b3a3b2ba9d032558e0d182a00924a01d8de39ab40e09e4bf5b736781ee590b7edf96976386de2ee8237a7f1bebe39559c80415f1f1520fd5300776d4f6c7270bb4b6b40c494fc293b80794dfe1d0b6c63b15db66d17a290794a463934bfb9efb1ae8f119ad7823827a9338aa756f157c57291db343ba11c62ebf6af6e4ada6ff4d50392c977a8f348c52c9e2db13fee87b67908191e76cd9342f28278bc036ebaa102a816c0f08407abef37c0c32a76156962ec62172253a5c0969b861c3c40c8a2d9b749c8e4a3ff1d88e8332e3af343a0fc5945ec38117be"}, {0xb0, 0x111, 0x3c, "7b30af72fe36ba0e5c152f2ae1ccc3f268aeb94c10c67bdc5bfbc0d77accd2b32c505ecce97f5a83d96cf2f48a596bca85ed2c0db86873036c1152fb9c801cd977eb6314a2fb4dbfdcb6ae7b99584718a2213b0f7d946288ad4d879d88dfed196498c6017edfca0ca47b0c8bd1a70d22751a40eae1db67af04f89e60913ca4f3f0bc561c7152a6a5a9d21b7cddf56f0018609b26a6e85340fc"}, {0x10, 0x11b, 0xd7}, {0xf8, 0x108, 0x1, "f0c01c708f4e372c09a6b977c939fe48d807f8e246ead594f0aad88231281743d450f576f445abd4553f175c73763d11db05129c4412d9dc4b013bdda0122f6c85a4f4870401d699f7ac78bc62036d918340985c607b2c2157b23b3504f201bb005e16f91c94caead317276ac867a66d3a9540910f556cb81dffa8deee338fd87b9f5940fe5b8b42052eca237a37bd0eda7cd090674389727dae731d8b345e708abced170428490dbe4022fb9902906985fcceafc24f9d1a6ff8078f1b060a6ace5b9dafa443bf2e8361ab269a7220bc637b70d4a5162c432cf0b3fcd47cb28fd8d495"}, {0x60, 0x10f, 0x5, "bea026033f23914db0bf80bf9f1fd1a0144358da77692fa806d03cd22fe1b8bfc48277cfa2ec2655894d086f7733a0d1cda3ac6c52f4804105be850a5750a6b4a2ab7b7fc5658c719c"}], 0x418, 0x20040084}, 0x4000800) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000000)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000080)) 2018/04/03 19:22:44 executing program 6 (fault-call:1 fault-nth:37): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:44 executing program 2: r0 = socket$kcm(0x29, 0x5, 0x0) recvmsg$kcm(r0, &(0x7f0000001f80)={0x0, 0x0, &(0x7f0000001e80), 0x0, &(0x7f0000001f00)=""/108, 0x6c}, 0x0) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000640), 0x4) socketpair(0x3, 0x0, 0x9, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000080)='!\\-trustedposix_acl_access:@nodev\x00') bpf$OBJ_GET_PROG(0x7, &(0x7f0000000100)={&(0x7f00000000c0)='./file0\x00', 0x0, 0x18}, 0x10) mount(&(0x7f0000000380)='./file1\x00', &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='configfs\x00', 0x0, &(0x7f0000000800)) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000040)='cgroup\x00', 0x3441, &(0x7f0000000080)) 2018/04/03 19:22:44 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0\x00', &(0x7f0000000bc0)='./file0/bus\x00', &(0x7f0000000ac0)="000000000000d44744667cf5db19b8fb23f063d212b29e54fe3f109e182bb218af4dd75543b81710542b6bdb8e5e651fb8f211fead1786a585887e3addc6ed79ef102af16f62ec73a16260ba4a441c2a6f3911120f14c8e7d52b00c87d5a1e53cd1fe903a6e6a9f5bb26d17d1894d2ae60a6fca1a01e818e907ab03c9d74c7ac9aa911dba10f3d5d87211a81f696ac317fea3d95028cefe020a1982886f7c18215f354ad853d75060000009662295239f5ceb996e5", 0x0, &(0x7f0000000a80)) r0 = socket$kcm(0x29, 0x5, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000880)={0xc, 0x9, &(0x7f0000000940)=ANY=[@ANYBLOB="180000000000000000000000030000000052020005000000000000000000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32, @ANYBLOB="008020000000d91a80d6839424afff7f0000000000089500"], &(0x7f00000007c0)='GPL\x00', 0x8, 0x6d, &(0x7f0000000800)=""/109, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000900)={r0, r1}) recvmsg$kcm(r0, &(0x7f0000000700)={&(0x7f0000000000)=@generic, 0x80, &(0x7f00000005c0)=[{&(0x7f0000000080)=""/91, 0x5b}, {&(0x7f00000001c0)=""/120, 0x78}, {&(0x7f0000000280)=""/30, 0x1e}, {&(0x7f00000002c0)=""/105, 0x69}, {&(0x7f0000000340)=""/196, 0xc4}, {&(0x7f0000000440)=""/55, 0x37}, {&(0x7f0000000480)=""/12, 0xc}, {&(0x7f00000004c0)=""/90, 0x5a}, {&(0x7f0000000540)=""/104, 0x68}], 0x9, &(0x7f0000000680)=""/72, 0x48, 0x1}, 0x0) 2018/04/03 19:22:44 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f00000000c0)={0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000300)={&(0x7f00000001c0)=@ll, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000380)=""/235, 0xeb}, {&(0x7f0000000280)=""/60, 0x3c}], 0x2, &(0x7f0000000480)=""/91, 0x5b, 0x7fff}, 0x10000) [ 318.777303] FAULT_INJECTION: forcing a failure. [ 318.777303] name failslab, interval 1, probability 0, space 0, times 0 [ 318.788588] CPU: 0 PID: 25355 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 318.795859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.805203] Call Trace: [ 318.807776] dump_stack+0x194/0x24d [ 318.811387] ? arch_local_irq_restore+0x53/0x53 [ 318.816036] ? __save_stack_trace+0x7e/0xd0 [ 318.820345] should_fail+0x8c0/0xa40 [ 318.824043] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 318.829135] ? kasan_kmalloc+0xad/0xe0 [ 318.833000] ? kmem_cache_alloc_trace+0x136/0x740 [ 318.838020] ? __memcg_init_list_lru_node+0x169/0x270 [ 318.843190] ? __list_lru_init+0x544/0x750 [ 318.847402] ? sget_userns+0x6b1/0xe40 [ 318.851269] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 318.856003] ? do_mount+0xea4/0x2bb0 [ 318.859701] ? SyS_mount+0xab/0x120 [ 318.863322] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 318.868668] ? find_held_lock+0x35/0x1d0 [ 318.872710] ? __lock_is_held+0xb6/0x140 [ 318.876759] ? check_same_owner+0x320/0x320 [ 318.881064] ? rcu_note_context_switch+0x710/0x710 [ 318.885979] should_failslab+0xec/0x120 [ 318.889936] kmem_cache_alloc_trace+0x4b/0x740 [ 318.894514] ? __kmalloc_node+0x33/0x70 [ 318.898477] __memcg_init_list_lru_node+0x169/0x270 [ 318.903475] ? list_lru_add+0x7c0/0x7c0 [ 318.907431] ? __kmalloc_node+0x47/0x70 [ 318.911389] __list_lru_init+0x544/0x750 [ 318.915518] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 318.921385] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 318.926384] ? lockdep_init_map+0x9/0x10 [ 318.930427] sget_userns+0x6b1/0xe40 [ 318.934120] ? kernfs_sop_show_path+0x190/0x190 [ 318.938771] ? kernfs_sop_show_options+0x180/0x180 [ 318.943680] ? destroy_unused_super.part.6+0xd0/0xd0 [ 318.948770] ? check_same_owner+0x320/0x320 [ 318.953070] ? rcu_pm_notify+0xc0/0xc0 [ 318.956945] ? rcu_read_lock_sched_held+0x108/0x120 [ 318.961944] ? kmem_cache_alloc_trace+0x459/0x740 [ 318.966766] ? lock_downgrade+0x980/0x980 [ 318.970901] kernfs_mount_ns+0x13d/0x8b0 [ 318.974942] ? kernfs_super_ns+0x70/0x70 [ 318.978993] sysfs_mount+0xc2/0x1c0 [ 318.982601] ? sysfs_kill_sb+0x40/0x40 [ 318.986470] ? alloc_pages_current+0xbe/0x1e0 [ 318.990951] ? security_sb_copy_data+0x81/0xb0 [ 318.995512] mount_fs+0x66/0x2d0 [ 318.998859] vfs_kern_mount.part.26+0xc6/0x4a0 [ 319.003421] ? may_umount+0xa0/0xa0 [ 319.007034] ? _raw_read_unlock+0x22/0x30 [ 319.011165] ? __get_fs_type+0x8a/0xc0 [ 319.015038] do_mount+0xea4/0x2bb0 [ 319.018561] ? copy_mount_string+0x40/0x40 [ 319.022773] ? rcu_pm_notify+0xc0/0xc0 [ 319.026644] ? copy_mount_options+0x5f/0x2e0 [ 319.031033] ? rcu_read_lock_sched_held+0x108/0x120 [ 319.036036] ? kmem_cache_alloc_trace+0x459/0x740 [ 319.040858] ? kasan_check_write+0x14/0x20 [ 319.045070] ? _copy_from_user+0x99/0x110 [ 319.049200] ? copy_mount_options+0x1f7/0x2e0 [ 319.053676] SyS_mount+0xab/0x120 [ 319.057105] ? copy_mnt_ns+0xb30/0xb30 [ 319.060975] do_syscall_64+0x281/0x940 [ 319.064840] ? vmalloc_sync_all+0x30/0x30 [ 319.068967] ? _raw_spin_unlock_irq+0x27/0x70 [ 319.073441] ? finish_task_switch+0x1c1/0x7e0 [ 319.077917] ? syscall_return_slowpath+0x550/0x550 [ 319.082828] ? syscall_return_slowpath+0x2ac/0x550 [ 319.087738] ? prepare_exit_to_usermode+0x350/0x350 [ 319.092732] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 319.098077] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.102904] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 319.108070] RIP: 0033:0x4552d9 [ 319.111240] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 319.118927] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 2018/04/03 19:22:44 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f00000000c0)) 2018/04/03 19:22:44 executing program 6 (fault-call:1 fault-nth:38): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:44 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair$inet6_sctp(0xa, 0x353fd22db6d2e236, 0x84, &(0x7f0000000100)) mount(&(0x7f0000000280)='./file0/bus\x00', &(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000140)='ecryptfs\x00', 0x80, &(0x7f00000002c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000380)="4d4e47863e2a1efacbf693d44a4fad5d0531560e37e4323207307a3579ae40f246476d665ad3de01a784326a86dd2ef868beaee7fa0600121f8a3d73476799ee7dca25f077ed7296a86246a871044dbd8f5df4885adbd8ba67709d0cdaad653288b7467fee0d71ed3987488ddbbad562542290c707c76a3c5cd135eb1e2ee7f586a9a7c77b8406ebd3b048a71495b78899934601dfd3bc31f97fe37442ee8f86bfdb030c6a873d5a2589c551402e8c6608e07e16bc178defa0c493dabcf5d33e051b76eae7690710fef2ce") [ 319.126179] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 319.133425] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 319.140673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 319.147922] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000025 2018/04/03 19:22:45 executing program 7: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x32, &(0x7f0000000280), 0x4) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={0x1, 0x28, &(0x7f0000000080)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={r0, 0xdec, 0x8}, 0xc) socketpair$inet(0x2, 0x3, 0x0, &(0x7f0000001980)) socketpair(0x0, 0x0, 0x0, &(0x7f0000000000)={0x0}) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000040)) perf_event_open(&(0x7f000025c000)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='minix\x00', 0x0, &(0x7f0000000240)) close(r1) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000240)={&(0x7f0000000140)='./file0\x00', 0x0, 0x10}, 0x10) 2018/04/03 19:22:45 executing program 4: perf_event_open(&(0x7f0000000500)={0x2, 0x70, 0x3b, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x10, 0x3, &(0x7f0000000140)=ANY=[@ANYBLOB="850000000700000087000000e2ff0000950000000000000085ed7c3d29783e60283b389cbaabcb58934b263d4bd81e4b3e456cbfaf7c6b49a17deb611899399a8f03c3b0d7f3f704551cdf9a54919b36282e256767fed23cf032969a07998c8ea592f56214fe2c3531be488993162aa3cdfe32952a981803472f0a15d1b1a9d1b4e51357e46157ca709aca6aec232557ede7ef89c5523409a198cd199a4ee69852a82a882f66"], &(0x7f0000000000)="f4206cd55d3174fccd51d063ca3dda5cbf5a01cc7ea92c43b604ffc53727d2d60f55ddeb757cf36a8457125ab48bcbcce4011a423df186cc8d8e6e9a66b1a0a6035a2fc0578cf5aad8b3a24a9c646a37eb26c6212ffc9658f152194b880765d169d550beb059984a10c2", 0x1, 0x99, &(0x7f000000d000)=""/153}, 0x48) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f00000000c0)={r1, r0}) [ 319.244197] FAULT_INJECTION: forcing a failure. [ 319.244197] name failslab, interval 1, probability 0, space 0, times 0 [ 319.255525] CPU: 1 PID: 25368 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 319.262800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.272150] Call Trace: [ 319.274741] dump_stack+0x194/0x24d [ 319.278377] ? arch_local_irq_restore+0x53/0x53 [ 319.283043] ? __save_stack_trace+0x7e/0xd0 [ 319.287371] should_fail+0x8c0/0xa40 [ 319.291091] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.296178] ? kasan_kmalloc+0xad/0xe0 [ 319.300057] ? kmem_cache_alloc_trace+0x136/0x740 [ 319.304896] ? __memcg_init_list_lru_node+0x169/0x270 [ 319.310070] ? __list_lru_init+0x544/0x750 [ 319.314286] ? sget_userns+0x6b1/0xe40 [ 319.318166] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 319.322916] ? do_mount+0xea4/0x2bb0 [ 319.326623] ? SyS_mount+0xab/0x120 [ 319.330248] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 319.335615] ? find_held_lock+0x35/0x1d0 [ 319.339667] ? __lock_is_held+0xb6/0x140 [ 319.343720] ? check_same_owner+0x320/0x320 [ 319.348030] ? rcu_note_context_switch+0x710/0x710 [ 319.352958] should_failslab+0xec/0x120 [ 319.356930] kmem_cache_alloc_trace+0x4b/0x740 [ 319.361492] ? __kmalloc_node+0x33/0x70 [ 319.365452] ? __kmalloc_node+0x33/0x70 [ 319.369426] ? rcu_read_lock_sched_held+0x108/0x120 [ 319.374444] __memcg_init_list_lru_node+0x169/0x270 [ 319.379459] ? list_lru_add+0x7c0/0x7c0 [ 319.383424] ? __kmalloc_node+0x47/0x70 [ 319.387383] __list_lru_init+0x544/0x750 [ 319.391442] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 319.397325] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 319.402332] ? lockdep_init_map+0x9/0x10 [ 319.406385] sget_userns+0x6b1/0xe40 [ 319.410097] ? kernfs_sop_show_path+0x190/0x190 [ 319.414751] ? kernfs_sop_show_options+0x180/0x180 [ 319.419657] ? destroy_unused_super.part.6+0xd0/0xd0 [ 319.424754] ? check_same_owner+0x320/0x320 [ 319.429071] ? rcu_pm_notify+0xc0/0xc0 [ 319.432947] ? rcu_read_lock_sched_held+0x108/0x120 [ 319.437950] ? kmem_cache_alloc_trace+0x459/0x740 [ 319.442782] ? lock_downgrade+0x980/0x980 [ 319.446912] kernfs_mount_ns+0x13d/0x8b0 [ 319.450955] ? kernfs_super_ns+0x70/0x70 [ 319.454999] sysfs_mount+0xc2/0x1c0 [ 319.458613] ? sysfs_kill_sb+0x40/0x40 [ 319.462487] ? alloc_pages_current+0xbe/0x1e0 [ 319.466977] ? security_sb_copy_data+0x81/0xb0 [ 319.471546] mount_fs+0x66/0x2d0 [ 319.474893] vfs_kern_mount.part.26+0xc6/0x4a0 [ 319.479459] ? may_umount+0xa0/0xa0 [ 319.483082] ? _raw_read_unlock+0x22/0x30 [ 319.487222] ? __get_fs_type+0x8a/0xc0 [ 319.491088] do_mount+0xea4/0x2bb0 [ 319.494609] ? copy_mount_string+0x40/0x40 [ 319.498824] ? rcu_pm_notify+0xc0/0xc0 [ 319.502690] ? copy_mount_options+0x5f/0x2e0 [ 319.507075] ? rcu_read_lock_sched_held+0x108/0x120 [ 319.512074] ? kmem_cache_alloc_trace+0x459/0x740 [ 319.516905] ? kasan_check_write+0x14/0x20 [ 319.521124] ? _copy_from_user+0x99/0x110 [ 319.525257] ? copy_mount_options+0x1f7/0x2e0 [ 319.529744] SyS_mount+0xab/0x120 [ 319.533180] ? copy_mnt_ns+0xb30/0xb30 [ 319.537053] do_syscall_64+0x281/0x940 [ 319.540926] ? vmalloc_sync_all+0x30/0x30 [ 319.545063] ? _raw_spin_unlock_irq+0x27/0x70 [ 319.549551] ? finish_task_switch+0x1c1/0x7e0 [ 319.554042] ? syscall_return_slowpath+0x550/0x550 [ 319.558955] ? syscall_return_slowpath+0x2ac/0x550 [ 319.563869] ? prepare_exit_to_usermode+0x350/0x350 [ 319.568875] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 319.574229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.579077] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 319.584256] RIP: 0033:0x4552d9 [ 319.587436] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:45 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000001c0)="25ca28f6b29e3da883ac1a6f30f5cec0f1ab6394b88a1991539a2e62a6c89305ade66a44e596c9946130b353e85dbbf3574a480568868bc2039d1aaf5e156ccb259976f74514") 2018/04/03 19:22:45 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xc, 0x6, 0x8, 0x1, 0x2, 0xffffffffffffffff, 0x3}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000001c0)={r0, &(0x7f0000000280)="0a7f8fea1efa93037d4266b9c7f2a9f33855b42405df67d08c83a5a1ddefdc5d41098bc9a117d91e84753e868f13040e5b5a8c8ac3144fe611042ac4201683c653556dc57b3cc7dd78bcfb05dacef897d83832fd1a5c69e6abbb793cabc2a8bbfd8f3884252c6ea5312a0e1ba252c3de9ca5ce0524143f9f5c56766c465484789c1f8be3dfa5409fda208317e9f4968967380684bc55", &(0x7f0000000380)=""/200}, 0x18) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:45 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={0xffffffff, 0x4, 0x10}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xc, 0x1000, 0x64bb, 0x7, 0x12, r1, 0x3ff}, 0x2c) [ 319.595141] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 319.602410] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 319.609670] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 319.616938] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 319.624198] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000026 2018/04/03 19:22:45 executing program 6 (fault-call:1 fault-nth:39): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 319.674869] 9pnet_virtio: no channels available for device ./file0 [ 319.735228] FAULT_INJECTION: forcing a failure. [ 319.735228] name failslab, interval 1, probability 0, space 0, times 0 [ 319.746571] CPU: 0 PID: 25403 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 319.753842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.763193] Call Trace: [ 319.765780] dump_stack+0x194/0x24d [ 319.769405] ? arch_local_irq_restore+0x53/0x53 [ 319.774073] ? __save_stack_trace+0x7e/0xd0 [ 319.778402] should_fail+0x8c0/0xa40 [ 319.782119] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 319.787216] ? kasan_kmalloc+0xad/0xe0 [ 319.791085] ? kmem_cache_alloc_trace+0x136/0x740 [ 319.795907] ? __memcg_init_list_lru_node+0x169/0x270 [ 319.801075] ? __list_lru_init+0x544/0x750 [ 319.805287] ? sget_userns+0x6b1/0xe40 [ 319.809153] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 319.813891] ? do_mount+0xea4/0x2bb0 [ 319.817582] ? SyS_mount+0xab/0x120 [ 319.821186] ? do_syscall_64+0x281/0x940 [ 319.825227] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 319.830576] ? find_held_lock+0x35/0x1d0 [ 319.834619] ? __lock_is_held+0xb6/0x140 [ 319.838669] ? check_same_owner+0x320/0x320 [ 319.842973] ? rcu_note_context_switch+0x710/0x710 [ 319.847889] should_failslab+0xec/0x120 [ 319.851845] kmem_cache_alloc_trace+0x4b/0x740 [ 319.856405] ? __kmalloc_node+0x33/0x70 [ 319.860359] ? __kmalloc_node+0x33/0x70 [ 319.864313] ? rcu_read_lock_sched_held+0x108/0x120 [ 319.869312] __memcg_init_list_lru_node+0x169/0x270 [ 319.874312] ? list_lru_add+0x7c0/0x7c0 [ 319.878264] ? __kmalloc_node+0x47/0x70 [ 319.882221] __list_lru_init+0x544/0x750 [ 319.886265] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 319.892132] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 319.897144] ? lockdep_init_map+0x9/0x10 [ 319.901186] sget_userns+0x6b1/0xe40 [ 319.904886] ? kernfs_sop_show_path+0x190/0x190 [ 319.909538] ? kernfs_sop_show_options+0x180/0x180 [ 319.914448] ? destroy_unused_super.part.6+0xd0/0xd0 [ 319.919536] ? check_same_owner+0x320/0x320 [ 319.923836] ? rcu_pm_notify+0xc0/0xc0 [ 319.927710] ? rcu_read_lock_sched_held+0x108/0x120 [ 319.932703] ? kmem_cache_alloc_trace+0x459/0x740 [ 319.937521] ? lock_downgrade+0x980/0x980 [ 319.941656] kernfs_mount_ns+0x13d/0x8b0 [ 319.945700] ? kernfs_super_ns+0x70/0x70 [ 319.949747] sysfs_mount+0xc2/0x1c0 [ 319.953351] ? sysfs_kill_sb+0x40/0x40 [ 319.957221] ? alloc_pages_current+0xbe/0x1e0 [ 319.961699] ? security_sb_copy_data+0x81/0xb0 [ 319.966261] mount_fs+0x66/0x2d0 [ 319.969610] vfs_kern_mount.part.26+0xc6/0x4a0 [ 319.974172] ? may_umount+0xa0/0xa0 [ 319.977777] ? _raw_read_unlock+0x22/0x30 [ 319.981902] ? __get_fs_type+0x8a/0xc0 [ 319.985772] do_mount+0xea4/0x2bb0 [ 319.989298] ? copy_mount_string+0x40/0x40 [ 319.993509] ? rcu_pm_notify+0xc0/0xc0 [ 319.997380] ? copy_mount_options+0x5f/0x2e0 [ 320.001765] ? rcu_read_lock_sched_held+0x108/0x120 [ 320.006761] ? kmem_cache_alloc_trace+0x459/0x740 [ 320.011582] ? kasan_check_write+0x14/0x20 [ 320.015798] ? _copy_from_user+0x99/0x110 [ 320.019928] ? copy_mount_options+0x1f7/0x2e0 [ 320.024403] SyS_mount+0xab/0x120 [ 320.027836] ? copy_mnt_ns+0xb30/0xb30 [ 320.031704] do_syscall_64+0x281/0x940 [ 320.035570] ? vmalloc_sync_all+0x30/0x30 [ 320.039696] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 320.045211] ? syscall_return_slowpath+0x550/0x550 [ 320.050118] ? syscall_return_slowpath+0x2ac/0x550 [ 320.055036] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 320.060382] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.065209] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 320.070377] RIP: 0033:0x4552d9 [ 320.073545] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 320.081236] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 320.088486] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 320.095734] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 320.102988] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 320.110237] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000027 2018/04/03 19:22:46 executing program 4: mkdir(&(0x7f0000000100)='./file0\x00', 0x0) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000001fc0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000001e00)) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000002000)={0xffffffffffffffff}) sendmsg(r0, &(0x7f00000024c0)={&(0x7f0000002040)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e23, @multicast1=0xe0000001}, 0x4, 0x3, 0x0, 0x3}}, 0x80, &(0x7f0000002400)=[{&(0x7f00000020c0)="73c7575b94a72990e177f86ed4835a72a65c1a6c6831eeb0c48163a47ab63bcb605c8450cc4798ff6521c2aa722d1a7105c8a07e6c", 0x35}], 0x1, &(0x7f0000002500)=ANY=[], 0x0, 0x40000}, 0x80) mount(&(0x7f0000000140)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000001140)="060097962e065ad30000000000", 0x0, &(0x7f000000a000)) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000012c0)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000000004000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x4}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000001c00)='./file0\x00', &(0x7f0000001c40)='./file0\x00', &(0x7f0000001c80)='devpts\x00', 0x40, &(0x7f0000001cc0)="be623dfd58807ac0b2f86f052863a5f30adc0bce173ebcf648cefd7d64732aeb5b94e6af3ab33e53669ba6d304d067dad4b1ff3ed87f18fd170aac904e8f105e80e22881717c98752a9cd7cfb06d102877e3b36b2624d22427331755a9514b225d25999ed605ffe4188630db2e7ddcc57f6316b60c4f3845d9dfcbbde5e49af627b48d7c9bd743b536de31a9ba3010cb6714c9b90a50537be55ca12a18e6541bff5a82d293e7734ea9c90707899663bd96b3bcce5887bf0bd35963c5adc39ddcb6f2a0a02b01661242046cb54ef1aec5a486b69e006305064124867bf79f4dc11798e214b61575168b79887122e0a3461f703c077f") r2 = getpid() socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000002900)) r3 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x80, 0x0, 0x20000000000}, r2, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_RESET(r3, 0x2403, 0xc377) mount(&(0x7f0000002c40)='./file0\x00', &(0x7f0000002c80)='./file2\x00', &(0x7f0000002cc0)='xfs\x00', 0x4000, &(0x7f0000002d00)="35b4bd") r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000001280)=0x6) mkdir(&(0x7f000075bff8)='./file0\x00', 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000001240)) socketpair(0x10, 0x800, 0x5, &(0x7f0000001100)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000001340)={0x7, 0x70, 0xfffffffffffffff9, 0x7, 0x5, 0xff, 0x0, 0x7fff, 0x0, 0x1, 0x3, 0x6, 0x457, 0x3, 0x0, 0x3, 0x9, 0xb0, 0x40, 0x0, 0x1dc, 0x2, 0x0, 0x8001, 0x0, 0x0, 0x6, 0x4, 0x0, 0xff, 0x0, 0x7fff, 0x100000000, 0x8, 0x7, 0x6ad, 0xffffffffffffff14, 0x0, 0x0, 0x39, 0x4, @perf_config_ext={0x6, 0x80000000}, 0x400, 0x0, 0xffffffffffffff81, 0x3, 0x2, 0x6, 0xb75}, 0x0, 0x7, r6, 0x8) recvmsg$kcm(r5, &(0x7f0000001300)={0x0, 0xfffffffffffffe5d, &(0x7f0000001200), 0xca146905d3a5146, &(0x7f0000002a80)=""/134, 0xfffffffffffffe23, 0x3}, 0x2) perf_event_open(&(0x7f000000a000)={0x1, 0x78, 0x0, 0x0, 0xb140, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x800000, 0x0, @perf_bp={&(0x7f0000000000), 0x800000}, 0x0, 0x20000000, 0x6, 0x400010, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f0000001180)='./file2\x00', &(0x7f00000011c0)='./file0\x00', &(0x7f0000001200)='aufs\x00', 0x0, 0x0) mkdir(&(0x7f0000002700)='./file2\x00', 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000002d40)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000002680)={&(0x7f0000002640)='./file1\x00', 0x0, 0x8}, 0x10) perf_event_open(&(0x7f0000002980)={0x3, 0x70, 0x1, 0x4, 0x9, 0x8, 0x0, 0x3, 0x80, 0x5, 0x80, 0xfffffffffffffffe, 0x1000, 0x6, 0x9, 0x4, 0x5, 0xb93e, 0x80000001, 0x4, 0x0, 0x4, 0x401, 0x1, 0x4, 0xffffffffffff9bce, 0x5, 0x2, 0x3, 0x5, 0x6, 0x0, 0x4, 0x7f, 0x3, 0x7, 0x4, 0x3, 0x0, 0x1ff, 0x2, @perf_config_ext={0xfffffffffffffffe, 0x7}, 0x0, 0x5, 0x2, 0x5, 0x0, 0x902, 0x8}, r2, 0x6, r3, 0xa) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file1\x00', &(0x7f00000000c0)='sysv\x00', 0x0, &(0x7f0000000100)="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") mount(&(0x7f00009f8000)='./file0\x00', &(0x7f0000a3bff8)='./file2\x00', &(0x7f00000026c0)='ext3\x00', 0x0, &(0x7f000000a000)) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000180)) 2018/04/03 19:22:46 executing program 0: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000a40)={&(0x7f00000002c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000000900)=[{&(0x7f0000000580)=""/94, 0x5e}, {&(0x7f0000000600)=""/6, 0x6}, {&(0x7f0000000640)=""/72, 0x48}, {&(0x7f00000006c0)}, {&(0x7f0000000700)=""/37, 0x25}, {&(0x7f0000000740)=""/206, 0xce}, {&(0x7f0000000840)=""/163, 0xa3}], 0x7, &(0x7f0000000980)=""/144, 0x90, 0xffffffff}, 0x40012001) recvmsg$kcm(r0, &(0x7f0000002140)={&(0x7f0000000a80)=@nfc_llcp, 0x80, &(0x7f0000001fc0)=[{&(0x7f0000000b00)=""/248, 0xf8}, {&(0x7f0000000c00)=""/114, 0x72}, {&(0x7f0000000c80)=""/4096, 0x1000}, {&(0x7f0000001c80)=""/36, 0x24}, {&(0x7f0000001cc0)=""/231, 0xe7}, {&(0x7f0000001dc0)=""/131, 0x83}, {&(0x7f0000001e80)=""/70, 0x46}, {&(0x7f0000001f00)=""/6, 0x6}, {&(0x7f0000001f40)=""/128, 0x80}], 0x9, &(0x7f0000002080)=""/134, 0x86, 0x20}, 0x0) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f00000000c0)={r0}) 2018/04/03 19:22:46 executing program 2: mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) r0 = perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, @perf_config_ext, 0x200000400, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f00007fc000)='nfs\x00', 0x0, &(0x7f000000a000)) r1 = socket$kcm(0x29, 0x2, 0x0) r2 = socket$kcm(0x29, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000440)={r2}) socketpair(0x11, 0x7, 0x4c, &(0x7f0000000880)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r3, &(0x7f00000009c0)={&(0x7f00000008c0)=@alg, 0x80, &(0x7f0000000980)=[{&(0x7f0000000940)=""/32, 0x20}], 0x1, 0x0, 0x0, 0x9}, 0x40000000) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)={r0}) sendmsg(r4, &(0x7f0000000400)={&(0x7f0000000080)=@pppol2tp={0x18, 0x1, {0x0, r5, {0x2, 0x4e23}, 0x0, 0x1, 0x1, 0x4}}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000100)="4e869af71071b39d7bc58bb04fb7819850920a50c25df1336849741e23efb1de80924c28b19f2cfb09daf2523737ef357dc97c5722bb44903c5d988f8e3b82d0d4a30aff6e459fc01c3cf68ec711bcfeeb1205401f6f142f2d100fe77b276b02147e8e97fa39524f2605e5d9f099559d935440c23df4c5cebee2fffe27eda0995218", 0x82}, {&(0x7f0000000200)="b4805fe27b2fd464ae2c1e7030ce582ebea8619ddc3aea4649611e29bae7ec890c0d780d3ead79b8457ae36757f21a952d522202bafdec9a1b765c2924da091af8a8974764f2a24c093fd30fdbf1952795cd44ced13d38415600247be81adbd531c2eb232836e37eea3183506a1a43ee853268accb259dbaa6878028afd1c13f4a7275c2b19c75d478a1bc6a347106eb05117ea0a22c2f892168920b85cf", 0x9e}, {&(0x7f00000002c0)="42d1e9eed1022e7c1ad9144ffc924ce4682a1851ef6a6dc8b9a4744a743026dcaf1e4fb08d2771308e2c10f1cd", 0x2d}], 0x3, &(0x7f0000000340)=[{0xa0, 0x18c, 0x2, "696a942e23800d8f89b33c40dcd3e0b543f874dac8ecdfda04d3d8b69b0fa15adb9ffebc1f2063da20555db762648fdb8af98c50dc8f81c8ee05e287a83c09c2e930aa72d7711b163197c5e3f0426420f7f89a05747d7ddde372d5f5179c106aa5545f246788d060d9c19cb6bf7c945c272c22c4432f31f65477bfc0136f272b831770af5c75a16018221f94"}], 0xa0, 0x93718fb82b6025ef}, 0x20008000) 2018/04/03 19:22:46 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000000)) 2018/04/03 19:22:46 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x12b}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xffffffffffffff11, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xf, 0x6, &(0x7f0000000000)=@raw=[@map={0x18, 0x9, 0x1, 0x0, r0}, @call={0x85, 0x0, 0x0, 0x24}, @call={0x85, 0x0, 0x0, 0x11}], &(0x7f0000000080)='GPL\x00', 0x0, 0x19, &(0x7f0000000180)=""/25, 0x41f00, 0xb9c65765fc7363ff}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x1b, 0x200, 0x100000001, 0x0, 0x1e, 0xffffffffffffffff, 0xac}, 0x2c) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000100)={0x0, r1, 0x5, 0x1}, 0x14) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000300)) 2018/04/03 19:22:46 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000040)={0x1, 0x0, [0x0]}) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0xce}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000080)) 2018/04/03 19:22:46 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xec9a, 0xc149, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000000000, 0x0, 0x3ff, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2, 0x5}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000000)) 2018/04/03 19:22:46 executing program 6 (fault-call:1 fault-nth:40): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 320.210930] 9pnet_virtio: no channels available for device ./file0 [ 320.264679] FAULT_INJECTION: forcing a failure. [ 320.264679] name failslab, interval 1, probability 0, space 0, times 0 [ 320.275979] CPU: 1 PID: 25440 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 320.283252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.292588] Call Trace: [ 320.295163] dump_stack+0x194/0x24d [ 320.298769] ? arch_local_irq_restore+0x53/0x53 [ 320.303416] ? __save_stack_trace+0x7e/0xd0 [ 320.307720] should_fail+0x8c0/0xa40 [ 320.311411] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.316491] ? kasan_kmalloc+0xad/0xe0 [ 320.320358] ? kmem_cache_alloc_trace+0x136/0x740 [ 320.325178] ? __memcg_init_list_lru_node+0x169/0x270 [ 320.330344] ? __list_lru_init+0x544/0x750 [ 320.334553] ? sget_userns+0x6b1/0xe40 [ 320.338423] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 320.343152] ? do_mount+0xea4/0x2bb0 [ 320.346843] ? SyS_mount+0xab/0x120 [ 320.350447] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 320.355791] ? find_held_lock+0x35/0x1d0 [ 320.359834] ? __lock_is_held+0xb6/0x140 [ 320.363881] ? check_same_owner+0x320/0x320 [ 320.368184] ? rcu_note_context_switch+0x710/0x710 [ 320.373093] should_failslab+0xec/0x120 [ 320.377044] kmem_cache_alloc_trace+0x4b/0x740 [ 320.381607] __memcg_init_list_lru_node+0x169/0x270 [ 320.386601] ? list_lru_add+0x7c0/0x7c0 [ 320.390552] ? __kmalloc_node+0x47/0x70 [ 320.394509] __list_lru_init+0x544/0x750 [ 320.398548] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 320.404409] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 320.409407] ? lockdep_init_map+0x9/0x10 [ 320.413448] sget_userns+0x6b1/0xe40 [ 320.417138] ? kernfs_sop_show_path+0x190/0x190 [ 320.421786] ? kernfs_sop_show_options+0x180/0x180 [ 320.426690] ? destroy_unused_super.part.6+0xd0/0xd0 [ 320.431785] ? check_same_owner+0x320/0x320 [ 320.436087] ? rcu_pm_notify+0xc0/0xc0 [ 320.439955] ? rcu_read_lock_sched_held+0x108/0x120 [ 320.444947] ? kmem_cache_alloc_trace+0x459/0x740 [ 320.449784] ? lock_downgrade+0x980/0x980 [ 320.453944] kernfs_mount_ns+0x13d/0x8b0 [ 320.457985] ? kernfs_super_ns+0x70/0x70 [ 320.462030] sysfs_mount+0xc2/0x1c0 [ 320.465634] ? sysfs_kill_sb+0x40/0x40 [ 320.469498] ? alloc_pages_current+0xbe/0x1e0 [ 320.473974] ? security_sb_copy_data+0x81/0xb0 [ 320.478534] mount_fs+0x66/0x2d0 [ 320.481878] vfs_kern_mount.part.26+0xc6/0x4a0 [ 320.486438] ? may_umount+0xa0/0xa0 [ 320.490042] ? _raw_read_unlock+0x22/0x30 [ 320.494169] ? __get_fs_type+0x8a/0xc0 [ 320.498035] do_mount+0xea4/0x2bb0 [ 320.501553] ? copy_mount_string+0x40/0x40 [ 320.505762] ? rcu_pm_notify+0xc0/0xc0 [ 320.509632] ? copy_mount_options+0x5f/0x2e0 [ 320.514018] ? rcu_read_lock_sched_held+0x108/0x120 [ 320.519021] ? kmem_cache_alloc_trace+0x459/0x740 [ 320.523844] ? kasan_check_write+0x14/0x20 [ 320.528056] ? copy_mount_options+0x1f7/0x2e0 [ 320.532528] SyS_mount+0xab/0x120 [ 320.535955] ? copy_mnt_ns+0xb30/0xb30 [ 320.539822] do_syscall_64+0x281/0x940 [ 320.543686] ? vmalloc_sync_all+0x30/0x30 [ 320.547812] ? _raw_spin_unlock_irq+0x27/0x70 [ 320.552282] ? finish_task_switch+0x1c1/0x7e0 [ 320.556754] ? syscall_return_slowpath+0x550/0x550 [ 320.561658] ? syscall_return_slowpath+0x2ac/0x550 [ 320.566562] ? prepare_exit_to_usermode+0x350/0x350 [ 320.571552] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 320.576902] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.581724] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 320.586888] RIP: 0033:0x4552d9 [ 320.590052] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 320.597735] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 320.604981] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 2018/04/03 19:22:46 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000a00)={&(0x7f00000001c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000980)=[{&(0x7f0000000640)=""/65, 0x41}, {&(0x7f00000006c0)=""/236, 0xec}, {&(0x7f00000007c0)=""/46, 0x2e}, {&(0x7f0000000800)=""/146, 0x92}, {&(0x7f00000008c0)=""/157, 0x9d}], 0x5, 0x0, 0x0, 0x4}, 0x40012143) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000b40)={r0}) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000a40)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000a80)={r1}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f0000000b80)={r3}) socketpair(0x2, 0x7, 0x3, &(0x7f00000005c0)) socketpair(0xa, 0x800, 0x7e3f, &(0x7f0000000600)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r5, 0x50, &(0x7f0000000540)={0x0, 0x0}}, 0x10) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000300)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000b00)={&(0x7f0000000ac0)='./file0/bus\x00', 0x0, 0x10}, 0x10) close(r2) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000002c0)=r6, 0x4) mount(&(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)='./file0/bus\x00', &(0x7f0000000400)='fuse\x00', 0xc01, &(0x7f0000000440)="38b6970ac1c3eaedc6b6c986cb59707c1b02365c6429d936f611a4d6483b9dc38091a29de4d2a127627944a4bd4e65826f9843df31fee3fa979b87c243f703bc21b6fec9056996d949597e2680c00587255a503f87e820f4d790967180b84fac13dfba08895908968a16d962245a75edc48a492d3a36c562b0a2dfe43113b2342077ef4a6155d45a4dd8036e782ee746932cabc6c3778fbdce776189099e40c6c3ffe31240897453cb47f170d33a987f45beef7a3252b5d1d38c4fa58a57301b3816dcc25651b6580d3070f7f3bfb7") sendmsg(r4, &(0x7f0000001380)={&(0x7f0000000bc0)=@rc={0x1f, {0x1ff, 0x0, 0x7, 0x6, 0x4, 0x4}}, 0x80, &(0x7f0000000e40)=[{&(0x7f0000000c40)="4841ad47d4bcf0d09917faa1d03bd3ec4f7e791a7e51c5e40d1aafaae2f082e9e4ec95d0cbd22a8229bb69f7645587e8bfed55bf38a04c1c8ba88b2aeafd8ace96d73be34468e4fe73fdaad0d71d4279647794961027384a7efd45bb73c19792ac890e400594e9e20724cedc85d7deacb14cdf9f9cee12d0919b107980cb29bce6432b6554552bc59d201e0720ca6ea5ee09429869ae1651953f4402237f98a0ffe7f1fe5fb5d8099f5f5d5cbd2849adefaccc95bb0fa2103553a7d73358787fac063a70c4f16b485e62dbd701c5942784", 0xd1}, {&(0x7f0000000d40)="7737dd903302ae23dee46c1e6b45532e0feffae67e048d9abcca1eb02b329809944662abc1114b66d33cdaa8d26f2f514e80665cf5e16853c60db1e48933b22f0f55e86fc933be", 0x47}, {&(0x7f0000000dc0)="8f95c61d1a89b43e7c2ef4a5c83e2d61de0367723345416a2a18ab2df0a1ea513df88232ae8264e57c0717aea69547ccf1aefd6de0d760b0370fafd66f463743501ddc31f497ca4968e3b487f0085476d6acd8735402dbc59913c45ad9fae4863f67af577f1e3e46e555f9e16c36f0", 0x6f}], 0x3, &(0x7f0000000e80)=[{0x90, 0x194, 0x4, "b2a9a750992417096e9ab0e5920c958bdc7bb49ae73aea54fc38cfa39ea6e3a84b3187418e4c29daeeac9944c4a3a2f3ad64ed0462b82cfd3b12c335c62c6d232f6882d5ed45c0bfbbcd76476eb1b06001878bc33fced4fc9c80c7f62142d0bf1007d946ea75d600939e7ae24045f32820ade0fccc2ae311280d531b574f811a"}, {0xb0, 0x111, 0x7, "ab051209ec645ba81a9e216d44db5046c1e2d5dba1b45bbec403c4ecafe5c0f4de6caf3e5b9485140b8e17e63135d40d79ad4da2df42c46488b392f4e97f45af8e1e356d27e049ee69e8087f230a2baf6db1489b2ec8c1a19fb236665895bd5fead3a698c395ee1643f249dbc7506f44d5dd77e63172848af761da97121297ccd51517422c7f2e7d5d7a7f6edb9d7c800331c00cca5713882236285c7ecc96"}, {0x38, 0x10f, 0x7, "ce4c3532d674348ebddd6ed08b7412406678178bf2f20a444e70a29f5cebafc9fd65e0f58403"}, {0xe8, 0x11, 0x2, "e38e7e26acf94b701f6e63966f3422c6ad603436f2e355297cc884145444aa8f18627e180dc298e07ced42065b80c4777fe6233cef9a20660acbf9838d8cb021a375d0d2d0c120b9e85880cee29cdb1859fd72b212e91ca5d07adecaf18f03a4035fc82db4fed5242db74ec043d872b3f7de9e741dddf013075fd9779e464125b463ab2e7690d390ffcf01913acdcac802a154febe44f1868f009530415df9fff2a9bb5a7efde0191ad1c453899480f36f2d864c26f203ee75b5a0ca9d4b0c91144b4d99a4c051471cdd980dd434f22199b9d112"}, {0x88, 0x101, 0x29a, "f96514318b2cb7e06a7e5765b2d1810e451441c0994673a4b4ec9f09c7b7655a497ae2f8ed8a10dfc154e171ea2d2d6c0db2311dcd8fa296a2a6b0f2e3980e107246a4f8d994d6038d69cce7cc8142e5a2db9845447be5c749ffc3304b1b3f7f44f62e91ee9ffa22ee958f385262884ca16b6cf214a18131"}, {0x88, 0x13f, 0x9, "aaf5d5a02cb2577b1f7d3519e88f314c3a5d369b125ffdf0a7618239992ea68046bc7a9787e6973987cf2aeb92550393ee411f8ebfa76f51925a52c905921e177b61773207789ff65d3ac0c244a1cd64b83c09d92f818d62f374073bf1585dbe20eea776bcffc693e8c86c81f3e7cf14fe6569f1520b"}, {0x90, 0x117, 0x3, "15c537084dd6dcfa63fdb142d8cb59ef77c5694ee45a2b83ed1874f1012e6b0de56434e65d7a3aefc2449e9901f87d3ef0b7c40b78878769a4567a70b0b1b3c960dc7335dfbe7cd7cf4dc864c06bd89d724194834c1bf3233737852a16b9a1628c36cb097caad62316f2e59b697745d210c1366bdb209218ec6011a0"}, {0xe0, 0x101, 0x3, "eb09d1964d2e8d05d8c5cbef9f64b88e316f88e1151696d5d238a7ba21ad1af9823ae04181e8436527290ed26c9b3afcb66a0949f0e3d4ead6d1758b1c37e7bc1a21637c76f89a7f71e8090a651c366640cdaa5c0fe5effbf08da791afbcd00e1f0180d1641a425131d55d672fcc2b20abf409799bfc81c2e9604ecc3032f4f4606b1eaec6057af83b083cda0fc429b108315af84317cb139c1ee383f7b8d87b6aa75275f107e9a7a2f90858f1f64831aa14dfaf138cba769a055172e2d85dc549996f6686b9602151ff289124546c"}], 0x4e0, 0x4000810}, 0x4) [ 320.612227] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 320.619473] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 320.626718] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000028 2018/04/03 19:22:46 executing program 5: mkdir(&(0x7f00000000c0)='./file0\x00', 0x8) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000003c0)={0xb, 0x7e, 0x3, 0x1, 0x11}, 0x2c) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000000)={&(0x7f0000000080)='./file0/file0\x00', r0}, 0x10) mount(&(0x7f0000000100)='./file0/file0\x00', &(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000200)='fuseblk\x00', 0xa11800, &(0x7f0000000240)) mount(&(0x7f0000000040)='./file0/file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f0000000380)="6f636673323c646c6dc67300", 0x2000, &(0x7f0000000800)) 2018/04/03 19:22:46 executing program 6 (fault-call:1 fault-nth:41): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:46 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000140)="737973010400", 0x40084, &(0x7f0000000000)="8dcdc443ec972ece222e4e50e3072da54d1dba3735786ee90ba4ba9add4074be61bec552b41b316e7f5de4df51f0b69034f296816e10c594d6c63d7ba7f0109b5d5ff9d6228f98ee30b96ef865a5d4e9811a1a7bfa468282f7b5706bc2c5f39cb777b76432e18369cf10a3a4") r0 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080)=0xffffffff, 0x4) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000100)={r0, 0x50, &(0x7f0000000280)}, 0x10) 2018/04/03 19:22:46 executing program 2: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000200)={&(0x7f0000000080)='./file0\x00', 0x0, 0x8}, 0x10) mkdir(&(0x7f0000000000)='./file1\x00', 0x0) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f0000811ffa)='bdev\x00', 0x100000, &(0x7f0000444000)) mount(&(0x7f0000fb6000)='./file0\x00', &(0x7f0000000040)='./file1\x00', &(0x7f0000fdb000)='ubifs\x00', 0x4001000, 0x0) mount(&(0x7f00002b9ff8)='./file0\x00', &(0x7f0000cbeff8)='./file0\x00', &(0x7f00005f7ffa)='ramfs\x00', 0x80000, &(0x7f000002f000)) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='fuseblk\x00', 0x1000, &(0x7f0000000200)) mount(&(0x7f0000000100)='./file1\x00', &(0x7f0000000140)='./file1\x00', &(0x7f0000000180)='qnx4\x00', 0x40000, &(0x7f00000001c0)) socketpair(0xa, 0x8080f, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000002400)={0x0, 0x0, &(0x7f00000013c0)=[{&(0x7f0000000280)=""/122, 0x7a}, {&(0x7f0000000300)=""/4096, 0x1000}, {&(0x7f0000001300)=""/168, 0xa8}], 0x3, &(0x7f0000001400)=""/4096, 0x1000, 0x3}, 0x40000003) bpf$MAP_CREATE(0x0, &(0x7f0000002440)={0xf, 0x20, 0x1ff, 0xaf, 0xb, r0, 0x7}, 0x2c) [ 320.671123] devpts: called with bogus options 2018/04/03 19:22:46 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x8) 2018/04/03 19:22:46 executing program 7: r0 = gettid() r1 = perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x8, 0x3f, 0xffffffffffffffe1, 0x6, 0x0, 0x14, 0x4000, 0xa, 0x100, 0x7, 0x5294, 0xbff, 0x20, 0x4, 0x4, 0x2, 0x5, 0x3, 0x3f, 0x0, 0x1f, 0x5, 0x8c00000000000000, 0x37, 0xec, 0x672, 0x40, 0x6, 0x1, 0x5bcd156, 0x4, 0x1ff, 0x9, 0x48000, 0x6, 0x2, 0x0, 0x7, 0x4, @perf_config_ext={0x1, 0x9}, 0x248, 0x1, 0x1, 0x7, 0x7fff, 0x0, 0x8}, 0x0, 0x7, 0xffffffffffffff9c, 0xb) perf_event_open(&(0x7f0000000180)={0x5, 0xffffffffffffff51, 0x7, 0x100000000, 0x3, 0x4, 0x0, 0x20, 0x1000, 0x2, 0x2, 0x400, 0x5, 0xfffffffffffffff8, 0x2, 0x594, 0x400, 0x3, 0x10000, 0x8, 0x802, 0x6, 0x7, 0xd2, 0x200, 0x5, 0x4, 0x2, 0x894b, 0x2, 0x5cc, 0x2, 0x4, 0x7, 0x2, 0x519, 0x1, 0xffffffffffffff0e, 0x0, 0x40, 0x2, @perf_config_ext={0x2, 0xfffffffffffffffc}, 0xc00, 0xe96, 0x6, 0x0, 0x101, 0x1, 0x7}, r0, 0x9, r1, 0xa) socketpair(0x9, 0x5, 0x5, &(0x7f0000000000)={0xffffffffffffffff}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000042000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r3, &(0x7f00000bc000)={0x0, 0x0, &(0x7f0000baa000), 0x0, &(0x7f00004f9b78)=[{0x408, 0x1, 0x1, "b625d2f02a8152fc117d01b8cfa2096217fa375321395cdbf895ebf9ceb5a37e12d93b4baa5f8f1729c6432f2984610262df916acf0ccac939b13ecaf953d5862a16384aec5fb8145cdcf055e0944fdf608440c0bfbfe8ec24c0f0b1a4966b131615cfc8a667440c7d7be0ee640715e7d8130ec0c8cc72d63ed016bfb8bd60fb0dcef31376544929e4add41e200bf4bb5241e056804407467d009acaf0605fa0aea6621d218b9c71637b586c6b6b79bce5452deb7b2aaccd6d69a2dd692af5d6aa5e67260fb0aa320845bf8c6aeb5236caf2697ba0587b1a36d5306c1a9cea5d8c1a544474158ab80c0c1d5b4fe69f5827e8fc2aadf7da3e07c36e571c6f959a4750d62388cb03372ee1774da1f1d34b3aa6754022c90c0870ab2d335f58689b6c19a10b91e01d90b349fde1a72f617da87dd77555313c58e7f64fae0ce77e10b10900b0b19cc886262bcb985275e93de91f7847f4085152a70b8b39c04171fb919a9f2766f06d9ce2a60c0ec281d6cd5c943ecbdf4a539d20b3881933356a970d57e171b8f79f1fb11842b710b1022814f97c25e0c1e04691a334108b63c2e5f7fa83bebee9d8a662741d22f431016a64b9ccdcf7ee28290f2353c29560a232b78f80dd6fa3d4d0dc540a62d2c10d8df14e03fb6e292edb9c55385aedae62cf35c52540ba89a0a376ac3d9e5d9613d8c2c188e3a633fe143542ca968afb3f910817f4f1de4ec253f669eaa09f66fa5cf61d995f9933c6210636c4f3bf3ee35fae912b7a6c1ca469d771d6b5474a6e694d7287a2241af4808d4ac69d545cb1312a2bee32bb81415525a12718f1712960830fee17d7faccdbc1ae4095424768a062bc10a2c8470462cfa9c35bdccaa388f6c9edc161c3cb6532ce9fdac46500e8a798e0e82a6f627d6363e3b19e9538cc769fc1b07e82c1d8d1efe33c0be6382d3f4c44698599d53c2282f915a5da43226937ba427da7d6fd665326c2b860441780338173443bfaa5a5f011b7caaa477b46c54f49a9e17912a0f214c32033bc1b5be5627a50b753138871745966e16ab511161ca584c1cf1da411762effbd37c17e25dfaa6f42a461908daf350203b724d73502701b8a1b2fbc984754cb943da4ba5e44a8104466ce66c5c22edf1175ad52170ccbd2e736da3e08def05131a7fa83a2b6fcb7afd2008caba51584f4b4d81927559b2a96c0481894f94387870c70b15a3277e3da32fabd38fce2861592a346d8fd326cd54f750dfddc23b4456610a298d57fa27e547faf2faf460a25e3a8667e0d351967c84a73b312ef981ca6ead67750734d4608e7039c8835b1f524214cb7943971d6eb7d47aebcba5716d6d5bd095e2133eb43b9a47362e8438f2da1acbeff61be98d81a592d0a44ed344254d22737074149012b2ae3a92474225bd015"}], 0x408}, 0x0) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f0000000140)) [ 320.839485] devpts: called with bogus options [ 320.895917] FAULT_INJECTION: forcing a failure. [ 320.895917] name failslab, interval 1, probability 0, space 0, times 0 [ 320.907192] CPU: 0 PID: 25489 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 320.914460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.923812] Call Trace: [ 320.926398] dump_stack+0x194/0x24d [ 320.930026] ? arch_local_irq_restore+0x53/0x53 [ 320.934688] ? __save_stack_trace+0x7e/0xd0 [ 320.939014] should_fail+0x8c0/0xa40 [ 320.942730] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 320.947831] ? kasan_kmalloc+0xad/0xe0 [ 320.951715] ? kmem_cache_alloc_trace+0x136/0x740 [ 320.956554] ? __memcg_init_list_lru_node+0x169/0x270 [ 320.961739] ? __list_lru_init+0x544/0x750 [ 320.965971] ? sget_userns+0x6b1/0xe40 [ 320.969864] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 320.974614] ? do_mount+0xea4/0x2bb0 [ 320.978316] ? SyS_mount+0xab/0x120 [ 320.981920] ? do_syscall_64+0x281/0x940 [ 320.985959] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 320.991302] ? find_held_lock+0x35/0x1d0 [ 320.995339] ? __lock_is_held+0xb6/0x140 [ 320.999379] ? check_same_owner+0x320/0x320 [ 321.003675] ? rcu_note_context_switch+0x710/0x710 [ 321.008583] should_failslab+0xec/0x120 [ 321.012536] kmem_cache_alloc_trace+0x4b/0x740 [ 321.017095] ? __kmalloc_node+0x33/0x70 [ 321.021046] ? __kmalloc_node+0x33/0x70 [ 321.024994] ? rcu_read_lock_sched_held+0x108/0x120 [ 321.029992] __memcg_init_list_lru_node+0x169/0x270 [ 321.034986] ? list_lru_add+0x7c0/0x7c0 [ 321.038943] ? __kmalloc_node+0x47/0x70 [ 321.042892] __list_lru_init+0x544/0x750 [ 321.046931] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 321.052794] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 321.057790] ? lockdep_init_map+0x9/0x10 [ 321.061827] sget_userns+0x6b1/0xe40 [ 321.065515] ? kernfs_sop_show_path+0x190/0x190 [ 321.070160] ? kernfs_sop_show_options+0x180/0x180 [ 321.075069] ? destroy_unused_super.part.6+0xd0/0xd0 [ 321.080160] ? check_same_owner+0x320/0x320 [ 321.084484] ? rcu_pm_notify+0xc0/0xc0 [ 321.088366] ? rcu_read_lock_sched_held+0x108/0x120 [ 321.093355] ? kmem_cache_alloc_trace+0x459/0x740 [ 321.098170] ? lock_downgrade+0x980/0x980 [ 321.102294] kernfs_mount_ns+0x13d/0x8b0 [ 321.106330] ? kernfs_super_ns+0x70/0x70 [ 321.110367] sysfs_mount+0xc2/0x1c0 [ 321.113970] ? sysfs_kill_sb+0x40/0x40 [ 321.117832] ? alloc_pages_current+0xbe/0x1e0 [ 321.122301] ? security_sb_copy_data+0x81/0xb0 [ 321.126861] mount_fs+0x66/0x2d0 [ 321.130203] vfs_kern_mount.part.26+0xc6/0x4a0 [ 321.134759] ? may_umount+0xa0/0xa0 [ 321.138361] ? _raw_read_unlock+0x22/0x30 [ 321.142494] ? __get_fs_type+0x8a/0xc0 [ 321.146360] do_mount+0xea4/0x2bb0 [ 321.149879] ? copy_mount_string+0x40/0x40 [ 321.154089] ? rcu_pm_notify+0xc0/0xc0 [ 321.157951] ? copy_mount_options+0x5f/0x2e0 [ 321.162331] ? rcu_read_lock_sched_held+0x108/0x120 [ 321.167324] ? kmem_cache_alloc_trace+0x459/0x740 [ 321.172143] ? kasan_check_write+0x14/0x20 [ 321.176352] ? _copy_from_user+0x99/0x110 [ 321.180474] ? copy_mount_options+0x1f7/0x2e0 [ 321.184946] SyS_mount+0xab/0x120 [ 321.188374] ? copy_mnt_ns+0xb30/0xb30 [ 321.192240] do_syscall_64+0x281/0x940 [ 321.196102] ? vmalloc_sync_all+0x30/0x30 [ 321.200224] ? _raw_spin_unlock_irq+0x27/0x70 [ 321.204696] ? finish_task_switch+0x1c1/0x7e0 [ 321.209166] ? syscall_return_slowpath+0x550/0x550 [ 321.214073] ? syscall_return_slowpath+0x2ac/0x550 [ 321.218978] ? prepare_exit_to_usermode+0x350/0x350 [ 321.223970] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 321.229311] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.234130] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 321.239295] RIP: 0033:0x4552d9 2018/04/03 19:22:47 executing program 1: r0 = gettid() socket$kcm(0x29, 0x0, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x400000000000000a, 0x1ff, 0x7fff, 0x100000043}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000700)={0xa, 0x5, 0xffffffffffff36f1, 0x1ff, 0x18, r1, 0x9}, 0x2c) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000400)={0xffffffffffffffff}) r3 = perf_event_open(&(0x7f0000000500)={0x7, 0x70, 0x9, 0x7, 0x7ff, 0xffffffff, 0x0, 0x1, 0x20001, 0x5, 0x1, 0x9, 0x8, 0xfffffffffffffff7, 0x4, 0x67b, 0x8001, 0x7fffffff, 0x7, 0xbe, 0xb8, 0x5, 0xd9, 0x5, 0x128, 0x6, 0x4, 0xfffffffffffffeff, 0x1, 0x3, 0xffffffff, 0x1, 0xfffffffffffffffb, 0x0, 0x400, 0x1, 0x7fffffff, 0x0, 0x0, 0x5a, 0x4, @perf_config_ext={0x2, 0x2}, 0x20, 0x99b, 0x0, 0x7, 0x1, 0x1, 0xffffffff}, 0xffffffffffffffff, 0x9, 0xffffffffffffffff, 0xa) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000000440)=0x5bc6) mkdir(&(0x7f0000000280)='./file0\x00', 0xfffffffffffffffe) socketpair(0x8, 0x2, 0x4, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f000025c000)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$OBJ_PIN_PROG(0x6, &(0x7f00000003c0)={&(0x7f0000000080)='./file1\x00', r4}, 0x10) mkdir(&(0x7f00000006c0)='./file1\x00', 0x88) 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, 0x3, @perf_bp, 0x8000000200000000, 0x7f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) r6 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x323b, 0x3, 0x1, r4}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x7, 0xf2, 0x0, 0x2, 0x0, 0xc7c5, 0x800, 0xc, 0x8, 0x7, 0x48, 0x8, 0x7fffffff, 0x3, 0xad, 0x1, 0x800, 0x1, 0xfffffffffffff286, 0x5, 0x100000001, 0x28c4, 0x200, 0x81, 0xfff, 0x4, 0xffffffff, 0x100, 0x100, 0x2, 0xfffffffffffeffff, 0x100000000, 0x9, 0x9, 0x401, 0x100000000, 0x0, 0x2, 0x4, @perf_bp={&(0x7f00000005c0), 0x1}, 0x200, 0x4, 0x10000, 0x5, 0x3, 0x7f}, r0, 0xb, r5, 0x1) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000480)='./file0/file0\x00', r6}, 0x10) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000680)=r5, 0x4) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000580)) mount(&(0x7f0000000040)='./file1\x00', &(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000100)='rpc_pipefs\x00', 0x0, &(0x7f0000000300)) mount(&(0x7f0000000180)='./file0\x00', &(0x7f0000000200)='./file1\x00', &(0x7f0000000240)='squashfs\x00', 0x808, &(0x7f00000002c0)="ac9558818f62e72b6f91beaceadb3a985059e3daba0fff7ae9829a87f616e2adebede33891df5f847f840b1d4601d44abb3d8ed8e1a5a741efd6bec2997e6789fb79eb8d89122d9abb2de430a722093924adc54397469b0f3dc53737fed53ba196085ec845c3e43ec52eec494437593e784a6aa83927d2bc251f7b515a10779a7af4c2f092dba12cbd849c5429cd154c171f0cf888bda02abae80bb8817734409e219dac443300b80b358fbf6d4a7ed3577aef284cf07f4bfdc0e87157fc902a003d3eef3d0730a347") mount(&(0x7f000091dff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={r1, &(0x7f0000000300)="1cb335da96a398ff09a3375ead96f3feb43168952b122288b9b20409269a5c47ed1377a08bf87e3a12125d0c9cab0738f1fa8253bbcc9acf15a8f5083f3d86f45f1e5dd2ebea03a4bbc09d0f325b9bc0bd6aa2b1392f5b75b778888244accfa6ec6d65ddd13e04c0a10e02cebe33eb1802f595241af2a188ead84e29e838cdfe67e6fc6bdfa30200fc4c0fa9185080864458e95274f419d65e4060f0d00f0f6150bf9d8eef008c452884e2806b2e8e9627b76af244b5ceb445a27b62918a188390b7611abfed87b199157462e40687806d329ad20a8f1a76cd2ec2a01cfccb268f9c03000cc699d00000000000000000", &(0x7f00000001c0)=""/9}, 0x18) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000240)={r1, 0x28}, 0x10) socketpair(0x5, 0x0, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) setsockopt$sock_attach_bpf(r4, 0x1, 0x32, &(0x7f0000000400)=r7, 0x19) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:47 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x9e}, 0x3ed) 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"}, 0xa) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000080)={0x2, 0x0, [0x0, 0x0]}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) 2018/04/03 19:22:47 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xd, 0x303, 0x1c42, 0x5, 0x10, 0xffffffffffffffff, 0xf1}, 0x2c) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000640)={&(0x7f0000000600)='./file0\x00', 0x0, 0x2d3357698e391975}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair(0x17, 0x7, 0x7f, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000200)=0x9) recvmsg$kcm(r0, &(0x7f00000005c0)={&(0x7f0000000280)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000380)=""/217, 0xd9}, {&(0x7f0000000480)=""/95, 0x5f}, {&(0x7f0000000500)=""/112, 0x70}], 0x3, &(0x7f0000000580)=""/60, 0x3c, 0x1}, 0x40) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:47 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) socketpair(0x3, 0x1, 0x10001, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000003c0)) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000002c0)={r1, &(0x7f00000000c0)="833b24f4c747176ae027c79e5c4466de2552c990677390ee6497a4b819b88eae5aa6d7db7d90c377f1baf49757804586b10c2d7f37efb51f885b3abb20075b5ddbbd85d580282741c49b81555b59f8b4e6a09d0c0a73774cc043d106bd4842c98dfef7b42c8258ea442760649c484ff357f79af814beed749ada901643ed4327cf4e038bfcde87f1dbec1677fe2a1325c3b0d76f2bde611dcc3e8755add83098025cc1453f421cfda2f7869e35a7f9f64b90649f3dfbf27379cfbe224f1d880869de2a4c791441b29e903ce8c64a", &(0x7f00000001c0)=""/231}, 0x18) r3 = getpid() perf_event_open(&(0x7f0000000340)={0x3, 0x70, 0x7, 0x200, 0x5, 0x7, 0x0, 0x100000000, 0x10000, 0x9, 0xffffffff, 0x9, 0x100, 0x800, 0x5, 0x401, 0x2, 0x800, 0x6f2, 0x81, 0x6, 0x0, 0x81, 0x3, 0x4, 0x3, 0x100000000, 0x0, 0x101, 0x9, 0x6, 0x81, 0x7fffffff, 0x7, 0x3cb, 0x4, 0x61, 0x81, 0x0, 0x0, 0x2, @perf_config_ext={0x5, 0x2}, 0x0, 0xa9a, 0x10000, 0x7, 0xbb, 0x2, 0xc1}, r3, 0x8, r2, 0x1) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000300)={r1, r2}) 2018/04/03 19:22:47 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x16}, 0x2c) 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$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r1, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000002c0)) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x5, 0xffff, 0x10000, 0x1, 0x10, r0, 0x5}, 0x2c) 2018/04/03 19:22:47 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x7, 0x3, &(0x7f0000000000)=ANY=[@ANYBLOB="8500000000000000b5000000000000009500000000000001"], &(0x7f0000e6bffc)="47ff3300", 0x2, 0x99, &(0x7f000000d000)=""/153}, 0x48) 2018/04/03 19:22:47 executing program 6 (fault-call:1 fault-nth:42): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:47 executing program 7: mkdir(&(0x7f0000000040)='./file0/', 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xf, 0x0, 0x4032}, 0x9) mount(&(0x7f0000000180)='./file0/', &(0x7f00000001c0)='./file0/', &(0x7f0000000200)='proc\x00', 0x0, 0x0) mkdir(&(0x7f0000000000)='./file0/', 0x0) [ 321.242460] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 321.250143] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 321.257387] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 321.264632] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 321.271877] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 321.279124] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000029 2018/04/03 19:22:47 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x4, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0xfa}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f0000000080)=""/251}, 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000001c0)={r0, 0x28, &(0x7f0000000180)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000200)={r1, 0x8, 0x18}, 0xc) 2018/04/03 19:22:47 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x7, 0x4, 0x8, 0x7}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000100)="122479a2ac5a8cb05edf9f3ccf4b2f96ceb932f4419235971119de2df81b72395b534eec24f2661fdc53e76a9501148b7cc06a281f9232652cdbd347657161cf10b6040400f750c5b013305be522f3d2be59aa6ac9b0b575f63da9997d89931aabbf4d4fd15e73dc48494688b5283e", &(0x7f0000000240)="ab171dda87125c6901aa4c270f091fdccaf70000005cd80f563ca4dff608fe075b2a22de9beecaed7386f6860a2f198a74038e68af5f8a33b3832c29f93e8a26848762305fe43fff65e00a21f55c1790d867c92f7c09000000000000003e740204160104c0d6097fd02c214349"}, 0x33) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={r0, &(0x7f0000000540)="8b05000000000000004760c189481566665018100133ea6ca9832d9d17f5f230bd2fc307d120a46097a0a58163c50a20000086172dc8303ea099525dbaca419a1c3515a295037f493306c1f7f02826e7a562fe4bbe032f19b395a0a26a7f75b29b3324390ef5223d0d777031a79b1d92795e500d000000000000d04fa1a5c841d44ddc8c41eac814fa3fec618bda9743832c3e5bbf1844e656240d6fda91b9733d2b5375a2ab8ecad1915b9db6", &(0x7f0000000300)=""/170}, 0x18) 2018/04/03 19:22:47 executing program 5: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) r0 = perf_event_open(&(0x7f000000a000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x400000, 0x10000000006, 0x0, 0x20000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2, 0x1, 0x0, 0x0, 0x0, 0x1}, 0x2c) mount(&(0x7f00009f8000)='./file0\x00', &(0x7f00000000c0)='./file0\x00', &(0x7f00005f7ffb)='nfs4\x00', 0x0, &(0x7f000000a000)) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000001100)={r1, &(0x7f0000000100)="73168aee656e18417013e673d1123ff5a1c9dc78c0ee7390ab848b03b9eb045c68032c8539f418dc6f9c610261de39474bf5c1a90b991a1352ea0ec10ee337f3174439c6956672ce01c8eaeeb76e1bc7fd4608a8b379768c38722711cc3e901c5a16855e31ce7878606c15ad0302b3d199d0f78545aee0dc5cd8ca62fd5e5178822b820a2f787cec001d63dab811acc0050407b2a5d314bf7f79440c1db8068bf4d050663013fdb58b546cf37c1b6087861c9157853c949c8f891c2c2419e76d13d8a891296f40317a5b91adefcfc51f557325a6d74dc7e752d39197e1a7467364ba139b66bf7ed431cdc246dc16dfe16d73fe769d37e07c3aa67eba573020d9e2a129c17f9f4dad8aedc19fc2267e91fc48120e7700338333575d93a89ad15c95978933d74b3ac56f92cea923148d61e5d59a35ba36c8a80bf27459a6b4970d29ad78c1daf7c43e535c33ddbd693db625b77adc029ba73acf45b4b0eeb523817c0e1294298db95fda4216a4857a67fa51f9e3bef80dd7ad81f7a1f1369fdd66c6a9012b3e774c219f6b330f3093e4b5482ecb5f138245b5f65fcebba000fde556156d08ac255a754af921254c1df18bbe51d445f9a7bccc763cad403a657614e1f1e7d2db4b3d72fd45c8e609e5e2a5a1be5a8965b0153409c91db886d496d30dc2f6afce4c84a00d8bb1bb04674b78f994731eb682a835404f1a2e750a694e0dd83d96fbfec281d7899ac9d6b9623040cac0fa1feba7528b93b7d921868e702e212ffc9761d91155261c2c45cc1163c42221a9c54933c25c452cb8884ab48b97fc80a0eb1a659ec244562e40e2da8c2a005fc2cd1fc0a5b46f4bbf587b98b0cdb0a6df4a1bdd184eb5b985c22eaac54a5887d2829d1d64e36645cf8f8ad7d0fd7e7f1cb310ea4749e3fa02cf70e7285b87530dc5588b9f0cae2d41f36887fbfa82f561c68550477ee14e852abcc7fa2b5ebd218123b292e7710bed64dc3a4ca243af0613711f1c398ce9b043ed3610e5d8762c80bb289a4ac7a8c6455a5e64d124c88902e29d16516ca3d5ca32959cd814759b83e30b031a5197cf740bf23f484afba331b437348aac42974ad591ef6a9f30c2d3909b510af3b6bee2bd277608e95cea6a5f1d21ae1d40a6a9e7a5e3e353c707495f482ce5e7befdd38b3f751ed7bd8868431d65901e8c09ce672c22ff96731ed7cb96a04541fead5e61bbbd2e54c1df611bcc4a92750e0ee6d70d95f8e0be1de07e9e106fab486120948a3f5dd48b5e1ebd638df7b20f68e41cebbca698b339537bb9f539be3ca0b7677d10d5d3492d048997defb3f8bebab301fadb3745ef8fd6ec01f8c32923d3a4e3d43093df3e7ae3a828cd4fe159168ccd78b458601a814eb1fa114da7e20502053fdb9e604b5a3cdddc8067dd7d85a290fa6939d83dc0b489894751f2844d6c817ecb1451d21c0dd5956fd3c76e3ed6597b1911c8ff44bed80ae7037ec7cfcc0ea72e152710b0d10029996d3d9bfa3c463c9356373c19b7f9426eaccd5c67b40bbb2a6d9039553cdff56b796a2c2641e03390a91f6740a11795db4aa4d011338b539fa3c2d6e1d9a4d6d2adf0ad567c191fc88ef4ee1ca096e58dd494f309574473bb628dc567eb98ff3368cd78e2d31f74e627e7e50a75280bfd2246a98b399a783b927389e53b81a7c3a90ec7d8291f4a7103596174cc42e4b4d46ffe46744e1ec5d5954a913db870fd445b8546be513889c90107584cb9f66f21acea51b409cd409c4a3b5b8fe3268840edc4e903749af850df3c90e2e6cea7633bfcb41e225092888fe4a615c8f1675c3a553009dc2424a6f679e45727040c70929dbc027b139f44122a3656a0ab93b5ae72f6a33d0cf4b587ef2c636aa4d613e991f19022934edfeec76a43896e5938ea2a0f911dc93c71b7586795fd01aa74f6616cd575e4c830535272842450309f74197d7a52720d82afe00ffb8eb5760e09ded928f389ae5e4dab841e82a1d751ef0f9173a582b8e7e2f25b6c7e574daf48aab196da715262006e694c4b710de5f2d39ffdfbba71a2c45106aea595fbd393e4bde3e4f22fcd214f733190fc0c15b55e5bb74d9d9cc1c773428b1ebf6bb1da6d8e8f525705d27ee2f33e75896190283b3c107fd436dbcfdf63071f36c26c1af94b50e481f82cf3af852a50c6829021e6bfb608fd87e8780fcb9227c1b490800e0a13ee1cb803e5715d9c7ff443fdd9a92a797b3f6bff6e9368e850c1f94ba7a3850bd308ab64f0d22c0a4feb0ca3817f44929a9bcd171daf8be3ccc0b05bcd3786810fd8ed9e43d3663d2b5ce561e33537c6409f06913f98015a9f0b63bf6743e58c11708724a350c110152822a3aa041b2f5586efd58a67538d50e15e94be56c39d2edff04921483f2b51e9d0b7db7efc91da7b2a71c9410f80e216cbb2b614171b519b6e3479b63aab758833ec80ea50d703ad7124ab3df00a171ed0a118bea5a02af9002a873f6edb8a5228392abd40ae04487efdb789581b3a72bba839a364c698ab66aa55b51af4bee2efc133f3225a9b6595418e687bd81f159af28e685afdc4ded32d23194d740315061025c6bc5b5c67d5c91b3dbe1782ef15f0e83b6d2436cbcbb62aba134c1ed912e71080b6f996cb597aa181b512d8e75e48a0358d66f33d245cfbc3c554d5242cfab0fd4152b5248fd408382a9d3137cd77ff9f47b2d9efd318bb65feb20632c102326de7129916260f13dfc42bb4eb3c0c45aba43db2a466ceacf4aaecebba2a48bebde7e1666b51a7a188de2c3cfc5ec72948547286a2bb7dc44bd523e112a64fcc338e699d5f2e0e2479a1c960fb964dcb6a135460a20bbec03f4c72bbee70bfb0aa325b22e3e0e31ce29bed32d80170e3ec542b2f66aa7f5c20d5939c3858ae8bd9a160710a4e3b0b6c63b08aaac673b5f1d7075ccb22b681019a1cc42b2b5040ea1fa88b61909aa075a46c337ec6e07db4561ea2624a44ac0e7c33a0f47f4e2c144bdcf87d979b958dc13282e1453dd05bd1ab7b8ef84d2a36bc05e95b87703f5ffb96648b259c5cc755fd1699c4ad08bb112f6f7d38654565c4aa818525a7212a08b2e245df31ac245e5f83ff7e68b5b769ca1b448b26e13fea1416c19ebd8b8a3e3ec98fbb747e28d867bdac05e770354ef7ba43f9958b07b5f979126e41fc510e95018d33eb15c5a6643f44d21d83a1bfafda1473d16ee589c6e1839f4041d68978db4077962623ccad640a732f167447612b133d022b4c0dfdc7139fecffd08e3e9649e863c06ba1b7aa67eb1ec292f4f30bdf4ec7e14617e938ce97475e06d8dab4cdefddf4711ba13b94cc341ee68a4a918b8c27ca0f512ebe5bb7f1adce626a57215ff1ddf419a6b65cacb8e190dae4886f27fd50a082702562b28920f2b67d0110c086b5960edb1b845e15e89a4dc06537a858b5aa3b69021ca9fa73c5166d97353643a3038d5799a7760dd28e5e4f8ebdfc09fbcf706d3896d68ee97cb1009574cf2ca89652b30b751a4ef308f1217beddcb748337dad9bdaa6b6e4b197f42c4a2801cdb594f721369a5dd13413d884e495ff511487aca70057047b6ac448b6002387a133114eb21d9fe4ebe6044c1d320f148ac100b8578e5331dd0e65bdcc7ccade9af9684afa25dab925445304d151c7acaf959f92da50a7b74240fc825229ed6331930f78d4cf0c52b1615b398cb08cb01d30e3c79fac548cee4141bd3e826ea91a65ec93f6cfdc9bde01f981d0f190bc12a397b5ef1f0b288292f15bfed6aa2369b4511d2aebe6688af7fa033833c751884fb2d2f646d49ef00832d93205d248ce5a067ed7d90d27aed9e3c8dfd189d2422f472e5c08e5a2222e5b56bd26598197bd02035e7dc4a6eacb183c9f8db1e95364ac3c1e82e5499efeaf65ac918a397e9e2084376087bf71f5e0f76154bf6d779250268c56edbb87e9f7062e54164213af640b9c15691ccbe534df9d412714c78b57381040db1b7f2a14ddcbd8b68d4d6338be545d75c3671bf61ff1c61245e640f2e16d5867d71a33e95492054cdd724609ded7ac7e2b6901f0d6a6c5fb5c58cb59e0fc740f4e293aea3689f456a2d3d9de57d202cb7b0135b26cd06b9499f52863b3a786accc6c5c408fcbb9655127c45b321dda2dcdbb77860d3b3d9e9b6971ad99ebb223346f63d2bed12801bbc293f0ee77c28af3858a52d464be2dac582f88c4da8fdabae601443aea2fd357d66bc60d8af8b1d732fd02e3b5e513aa321a3d27760106f5a99138294d6014678f623fc7c06c98ddd3ecbf04ad54ea4fd3b9f732a0d15b0b748863783ca798627104f9e9ce0254c049d62985b41a5e1211941c9ca272a452897cf5ca545c6ddfab1a4e52ad2a8fce14704b90cb988ffec0cb00d4990b145a850f10226a29d7dffb7b482427f7b6491b2e0c6e3937f49df209f2a0df3eb0f9962d5ab6e6ca5dac9f6a1a0bfe8c58fb343d86f7789918e173e48235e62544a88966e37ee99b3a2f836d635dd9824fc200bf6111e1836614f6b7573592b581701eb7f9e82728a0d02e78ea8268e804e4a5ca9d5f7f5de81efcb66b808adc4f6934c7378156d367380234b38f84a71ba8bcdf93153c8aebf60b6e11b51c9611446a3458f1ba50088d6e932758035c6981eda394705d04b19cb73245360ea50b98d606b5e11a7f9db899da28df1bbe08f9d558414359c679da81c82345f2b3a476eea52ce6ac0dabe5cf13a76b1a77298f1da1a985581635c14457566cd592642ebcc3d5f82245c20e9cf15f483520ba86507606817719975f725ba1c47b05b33e2312243ab25f8a184d66059ec6485b7cdedb0ce7f81ddf1537f6a22a5cd997c815490b42c03f166644bca2e6935bf8abc48f76e544fbe11070864ec0b6415959f5fa13f3272e60d86af0963ed200e0fa820f8e90ae2274f9ab8859e6f678363e2f80012753c600bbf8db0e4d93565740aee73407ecfb6d6c5065f85b0621738804fd6f5ede91ec03ba66902f8f4a63dcbbf031843f58eb71ff0c2d030a3690c8e5c05265a86ec08430a820ccf89998911328db2aaf382be5d8229ef36ee668ef0b29933b632d2e503647c5be3eb48ae773e188e2cbcfb7de0ffc4b1d6c216cc32055cae6f56c7dc533842f26c97e60481b7bd8735d1c85a5b894240029802c3f1ec3fe33290f7c08546c456fc6dfc5fd145c97e85510619bbc69f2b8017aaae4e9d495613455ed8a3f76494f44eca7bc4860e9c6eb503dd73145814bf1a7b68daad4a1e10f2cdbec9bc8aa66c86c8a647802584d3b2bbc52d25da1657d92fa8727dcc6656afbcf1463b59458635f736a6ba68779b07ca784a08b00f462d80ed0a782662da3272af0c9c3c3c1dd45f38447761f40e234b6d2cb019c32d510ca8284b5d868acd02919ead98e95fb1f1b3693832fc1c3808dbd3aac38aba947f2dd585aaa31fe06702e2a8ba223aa7a9f25ce9e4edfb65f1329be480cd2545ff8f52bdce34342d44d167137444e79d5a35a66c4c627fba70934f788ba2dcbd517364ed15ce2f2fac52f7fe1734fbe2289f19760074809a2e9fdd087a238137b56b492414333e5f10630af53d51d2f3af9b8968369ed777a2731e195d32ed1b91b64701e690c1cbd5ecac8809db66cac3e16f3b16618fa967c5e383d8d157c7baabd769c4d1aacb54409b8e7ec67bdc90fd95234b4be734a10f70b05efe1220b2788b376f957b8d6e2ec31436194406b83c3602e67bb2994379b7718847a0336aff97e5b69467f431d11d351407e33c60b4c921356869b21c", &(0x7f0000000040)=""/73}, 0x18) r2 = gettid() bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001240)={r1, 0x28, &(0x7f0000001200)}, 0x10) perf_event_open(&(0x7f0000001180)={0x5, 0x70, 0x1, 0x20, 0x200, 0x80, 0x0, 0x5, 0x840, 0x1, 0xd1d, 0x1, 0x6c6ffd16, 0x6, 0x2, 0x4, 0x4, 0xbaf, 0xffffffffffffff94, 0x7, 0x401, 0x2000000000000b83, 0x6, 0x2b, 0x6, 0x9, 0x9000000000, 0x1, 0x9, 0xfffffffffffffffd, 0xf0, 0x4, 0x9, 0x100000000, 0x4e5, 0x1dc1, 0x6, 0x7fffffff, 0x0, 0x4000000, 0x0, @perf_bp={&(0x7f0000001140), 0xa}, 0x2001, 0x1, 0x20, 0x0, 0x9, 0x6, 0x8}, r2, 0x1, r0, 0xa) 2018/04/03 19:22:47 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x10, 0x200000000004, 0x4, 0x85, 0x0, 0x1, 0xfffffffffffffffe}, 0x2c) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000200)={r0, &(0x7f0000000040), &(0x7f0000000100)=""/232}, 0xd) [ 321.367300] FAULT_INJECTION: forcing a failure. [ 321.367300] name failslab, interval 1, probability 0, space 0, times 0 [ 321.378602] CPU: 0 PID: 25526 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 321.385875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 321.395229] Call Trace: [ 321.397816] dump_stack+0x194/0x24d [ 321.401447] ? arch_local_irq_restore+0x53/0x53 [ 321.406108] ? __save_stack_trace+0x7e/0xd0 [ 321.410432] should_fail+0x8c0/0xa40 [ 321.414149] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 321.419257] ? kasan_kmalloc+0xad/0xe0 [ 321.423145] ? kmem_cache_alloc_trace+0x136/0x740 [ 321.427992] ? __memcg_init_list_lru_node+0x169/0x270 [ 321.433182] ? __list_lru_init+0x544/0x750 [ 321.437416] ? sget_userns+0x6b1/0xe40 [ 321.441307] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 321.446059] ? do_mount+0xea4/0x2bb0 [ 321.449771] ? SyS_mount+0xab/0x120 [ 321.453404] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 321.458779] ? find_held_lock+0x35/0x1d0 [ 321.462844] ? __lock_is_held+0xb6/0x140 [ 321.466917] ? check_same_owner+0x320/0x320 [ 321.471246] ? rcu_note_context_switch+0x710/0x710 [ 321.476185] should_failslab+0xec/0x120 [ 321.480160] kmem_cache_alloc_trace+0x4b/0x740 [ 321.484746] ? __kmalloc_node+0x33/0x70 [ 321.488752] ? __kmalloc_node+0x33/0x70 [ 321.492728] ? rcu_read_lock_sched_held+0x108/0x120 [ 321.497760] __memcg_init_list_lru_node+0x169/0x270 [ 321.502789] ? list_lru_add+0x7c0/0x7c0 [ 321.506762] ? __kmalloc_node+0x47/0x70 [ 321.510720] __list_lru_init+0x544/0x750 [ 321.514767] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 321.520628] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 321.525625] ? lockdep_init_map+0x9/0x10 [ 321.529665] sget_userns+0x6b1/0xe40 [ 321.533358] ? kernfs_sop_show_path+0x190/0x190 [ 321.538009] ? kernfs_sop_show_options+0x180/0x180 [ 321.542923] ? destroy_unused_super.part.6+0xd0/0xd0 [ 321.548008] ? check_same_owner+0x320/0x320 [ 321.552316] ? rcu_pm_notify+0xc0/0xc0 [ 321.556188] ? rcu_read_lock_sched_held+0x108/0x120 [ 321.561182] ? kmem_cache_alloc_trace+0x459/0x740 [ 321.566001] ? lock_downgrade+0x980/0x980 [ 321.570137] kernfs_mount_ns+0x13d/0x8b0 [ 321.574178] ? kernfs_super_ns+0x70/0x70 [ 321.578219] sysfs_mount+0xc2/0x1c0 [ 321.581824] ? sysfs_kill_sb+0x40/0x40 [ 321.585688] ? alloc_pages_current+0xbe/0x1e0 [ 321.590162] ? security_sb_copy_data+0x81/0xb0 [ 321.594722] mount_fs+0x66/0x2d0 [ 321.598068] vfs_kern_mount.part.26+0xc6/0x4a0 [ 321.603608] ? may_umount+0xa0/0xa0 [ 321.607213] ? _raw_read_unlock+0x22/0x30 [ 321.611338] ? __get_fs_type+0x8a/0xc0 [ 321.615204] do_mount+0xea4/0x2bb0 [ 321.618727] ? copy_mount_string+0x40/0x40 [ 321.622942] ? rcu_pm_notify+0xc0/0xc0 [ 321.626812] ? copy_mount_options+0x5f/0x2e0 [ 321.631195] ? rcu_read_lock_sched_held+0x108/0x120 [ 321.636186] ? kmem_cache_alloc_trace+0x459/0x740 [ 321.641016] ? copy_mount_options+0x1f7/0x2e0 [ 321.645493] SyS_mount+0xab/0x120 [ 321.648924] ? copy_mnt_ns+0xb30/0xb30 [ 321.652792] do_syscall_64+0x281/0x940 [ 321.656656] ? vmalloc_sync_all+0x30/0x30 [ 321.660780] ? _raw_spin_unlock_irq+0x27/0x70 [ 321.665253] ? finish_task_switch+0x1c1/0x7e0 [ 321.669729] ? syscall_return_slowpath+0x550/0x550 [ 321.674640] ? syscall_return_slowpath+0x2ac/0x550 [ 321.679547] ? prepare_exit_to_usermode+0x350/0x350 [ 321.684539] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 321.689880] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 321.694705] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 321.699876] RIP: 0033:0x4552d9 [ 321.703045] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 321.710734] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 2018/04/03 19:22:47 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) socketpair$ax25(0x3, 0x2, 0xcf, &(0x7f0000000000)={0xffffffffffffffff}) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000200)='./file0\x00', &(0x7f00000002c0)='ocfs2_dlmfs\x00', 0x0, &(0x7f0000000440)="64fbc7e26dd4f317f3c572cb033135280e0d3aa6468677f0f20454844383ccf7e57f0c0e5a3e4e3e782d02a4aea69cce0ea6b33569ae0c16262e7a023f83b4b5bc044e854bf620d88ae6ca8f6a04db221a64652a191f43581ed0ea28b3a52bfefb615f69224d3a81c0c9fc702f3fca8b3bdf8fb4f54d5ac46e0cbefad805e9fcc5a9c7") socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000340)) sendmsg(r0, &(0x7f0000000400)={&(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x1, 0x3, 0x0, 0x0, {0xa, 0x4e23, 0x7fff, @local={0xfe, 0x80, [], 0xaa}, 0xcdc0}}}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000100)="fa55a45fcc321915a0e67c475df0edef921c52e777f6b08a3872d0eec89de47ef5d77a4af16ee1d32705c3df83558774804798e543fd988b8bb8e54d72825c3a99df7ca6df255da62d182ce3b8bc0b6764c75fde14b5870d969ed5fc1cdb6b53adeee40bb0951fcc96", 0x69}, {&(0x7f00000001c0)="c61c66238e", 0x5}, {&(0x7f0000000240)="3e24b0a853378f2deb3551f9e6ff84ba78c1d748cd0bb18e4511df82d0f3d56fd2170e5fc21a50f64aa42f01768af5316e5f5eb2c310ec0f4aaebbd1d7ca023831e606f4190c03304d87d4cb888143d72496723cf1cfe7547391bfa705b0a11e0cf8c4facd646dc2b3ee250cba256f4141c91b2255b4854a6b", 0x79}, {&(0x7f0000000300)="4dab3f59a8", 0x5}], 0x4, 0x0, 0x0, 0x84}, 0x1) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0x8}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfe20, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:22:47 executing program 2: r0 = perf_event_open(&(0x7f00006d7000)={0x1, 0x70, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair$ax25(0x3, 0x5, 0xca, &(0x7f0000002780)) sendmsg(r1, &(0x7f0000002740)={0x0, 0x0, &(0x7f00000015c0)=[{&(0x7f00000000c0)="987427b372c0dc2ff7a3cca8ab13d80256b6519f2f8714b60c66e69c566b22c1a5144ab5502aed6b66d00712a1dfa677442713a2ad6a994772d84b27b48d1d5b7005e2d17e546a77dab221b4c0c0fc8893", 0x51}, {&(0x7f0000000140)="8926ccc1b7c7ec94f42b2d7ad9d7e19056d7a56ba4a45ec6781b94c277badc048a8f57c3602c58f8842526d51db00379ccf281ae2be1ec3436112202fcb73055036630c0876be2819f84a8ac21adc898e73f157d49bba205c013ca7161120506f5c8c14a7f9deb8c4f060044c1f42e82ca2148e3c09e96ba584fd02f8484764627be3bf932509ac3d94d4b40ee759c7cfa6e168415ec60a3517df47d8512895e6d59ec5d03cf4bdfd178", 0xaa}, {&(0x7f0000000200)="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{&(0x7f00000013c0)="7d3636339ae266f48f9a7a18197b2fe8216d26d263d6cc49cc25de935a6ce58782aa343b695f9f051491e23c1dc68a9899f7a09928f8d08ea62201f81e6c30aa331ff2f1f5d111d588995803d3d35be284ae6e0894b22d2707e356d735c62105b7f2aa26e6d66e400503e5fc5d68fb0312872e6fd72323fd34f38960e3cd633c580c43773159fbad288e296bf267eb5c620f5dd46baf4fb7a9ea9f6766678d7adc65ec061bdf6cfaa8ab9639430d18", 0xaf}, {&(0x7f0000001480)="9a1f4d1b74be0cc25c5f52ad679884d557cb9afc3bff26844ad824ac335fffb0f2ad33070be6bfdedfcb149f5959dcdb15636e1c6dc6c64f653567f59f458ed76933", 0x42}, {&(0x7f0000001500)="ec7231073f0961e551d637fe3221c7c032e25cd2ab0928cfd0996c37339aa0f9a001ab06b8d07859b2f72773330e1d4a369d1f67902fc1f4d5afc501e55da96e6031e7a788db1982663e7b4a0e1da4c4c9a032be03a171b0a4c7f2f1aa24980474d0efe9d3bc2fe5577852cd464c0b12d82119eab42a03573057872d9184b2ede0459519e91a144223fb01b868b9db5bf218", 0x92}], 0x8, &(0x7f0000001640)=[{0x1010, 0x109, 0x168b, "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"}, {0x88, 0x107, 0xa000000000, "99398f817b79020edcb28c2c40a322d62be5da3f74f54b4264a66b20941ac5e0acddf0a8bf54a0948daefe046d9a172a5b3cd1fde463dec4659be4c6bfdd849bb1a852dd5d7f82aebe7ee101f5a350e512705f41731ab247cd3a5fed30d765e9c6ea649eecbe247ff845c2edb687e50f47"}, {0x20, 0x11f, 0x2, "66c572b42d9f8e5dd6e776713fbe98"}, {0x20, 0x0, 0x2, "e565a4ada21c5f3f41ed2fc7981737"}], 0x10d8}, 0x20000000) [ 321.717979] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 321.725226] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 321.732474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 321.739721] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002a 2018/04/03 19:22:47 executing program 5: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1000001, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x95}}, &(0x7f0000f6bffb)='MPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000040)=r0, 0xffffffffffffff44) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x2, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r3, &(0x7f00000001c0), &(0x7f0000000200), 0x4}, 0x20) sendmsg(r2, &(0x7f0000e91000)={0x0, 0x0, &(0x7f00001cd000), 0x0, &(0x7f0000298000)=[{0x18, 0x1, 0x1, "13"}], 0x18}, 0x0) 2018/04/03 19:22:47 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000001580)={0xffffffffffffff9c}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f00000015c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000001600)=0xffffffff, 0x4) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000001640)={r1, r2}) 2018/04/03 19:22:47 executing program 1: mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:47 executing program 4: r0 = socket$kcm(0x29, 0x2, 0x0) r1 = socket$kcm(0x29, 0x7, 0x0) socketpair(0x11, 0xe, 0x84, &(0x7f0000000280)) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000000)={r1}) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000180)={r1}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0x0, 0x0}) socketpair$ax25(0x3, 0x3, 0xce, &(0x7f0000000240)) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040), 0x4) socketpair(0x13, 0x804, 0x1ff, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000100)={0x0, r3, 0x7, 0x3}, 0x14) ioctl$sock_kcm_SIOCKCMUNATTACH(r4, 0x89e1, &(0x7f0000000200)={r2}) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000000c0), 0x364) 2018/04/03 19:22:47 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000100)) 2018/04/03 19:22:47 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xb, 0x7f, 0x7, 0x5, 0x1}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000140)={r0, &(0x7f0000000040), &(0x7f0000000080)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000640)={r0, &(0x7f0000000080)="e752711d34762a94a8edb6d7cd51690df36f4c05cce4886c34cc9702f9ebef3a31f08c32c7a3c313f1b6ff33c52b166f010b0f9c61f2e48e90273e65f00cbad0b214fb3744441ede48356c846203eea4b5e9e0cfc90605bde9f287b7962ac42f300cd05f5ab558302e2538d3b13abb31dc99f2abc7d4a599733b098c1d387b542245365fa58e4e7e939b5a1066c913c29930f16da406b19c030c2c4eb0", &(0x7f0000000200)="9d20da038b98f661d26d91af7b80ac1ba98cb0b989d2cd8ed91f9acfb0fed9c90d372f99a19cda6ed7f17d56be14aa775b9a07db806444470491eee48c16630e4b2895730f6e2d51146d54bb2fb0e4684a55aa6ae6350132adf9106cad8aa37cf1794b171094d96a28719ec34d3c312e83a14435a969b0bb70a04bbe92c2b91cd58428fd793767272d603bbfff5e8d08", 0xf0e7225fbe41336e}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000180)={r0, &(0x7f0000000400)="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", &(0x7f0000000540)="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"}, 0x20) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000009c0)={&(0x7f0000000940)='./file0\x00', 0x0, 0x8}, 0xffffff4d) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000003c0)={r1, &(0x7f00000001c0)='*', &(0x7f00000002c0)=""/209}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000900)={r0, &(0x7f0000000700)="c1777a3d0eec4c544f36bbb7c17a9767fc03bdbb4d3845cc3e5b7914f421429d1fa0c31f056bd51a91e3c1e6d2a93f834555d39e247fdaa12282da244ff10ca26ba53648e72d845957e481d1d597f128db4f2ced759913ef289a5ded6bbe5439b51e25df48ddb6c06510ce51fed5fa990e28ef35978ce0a59df98b5650d87ef3ed2526cecefcda3905e2ae17f13c7eba9be346ecccf7370dbab49b8d39728a42612bff5b51da6924e87c37fcc1923cec53e07316e3e9e8329beba6ba4c0bde3002c837de4d9fab6383672f110c36e6f66b5c1a106b65832ef893463f5cef4034e5a1c7f12aad46e9ee8a5d9073cc536b725d65420f", &(0x7f0000000800)="c7f6ead19ee48c95dd6db27ef8cc162bdc4627848e4b5ca732eab909d9af14fb1b7790b73664e5876345656c04f8de79abf2ae76c553f336daf04962f319f9e62847ad36644fde80b2ff7ff1ca34d484c02118b8497c5f205f0c252236d9fe1c4e17b9c0ee75a6acbb4d27975fc2f32ffbbac3001a09131cc1165448b287d4b73203c864e5e7ece1239af2bc35f4b80aa75d17302281cd429d313b4d3aa692584f63d4f03241c1412be07585a1482672670dc4a395f8843024cefed276813e33af1e52"}, 0x20) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x10, 0x5, 0x4, 0x8, 0x1, r0, 0x80}, 0x2c) 2018/04/03 19:22:47 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f00000002c0)='./file0/bus\x00', &(0x7f0000000300)='./file0/bus\x00', &(0x7f0000000140)='sysfs\x00', 0x8, &(0x7f0000000400)="163cc9a86b1bba87b89878555bec5c273a66d47a0b1e4f92883865c3e7b0cfaef60ec592dcdddf07748a8a996bbb643559ca25b36fee507f60381ecd14ed5305b400000000000000") mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:47 executing program 5: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x3, 0x0, 0x4, 0x0, 0x0, 0x400000000000000, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0xfff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0xdf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000000, 0x0, 0xa96f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x100000000, 0x800000000000, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0xcf, 0x0, 0x3}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0xa) r2 = gettid() perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xf942, 0x7ff, 0x4, 0xfffffffffffff5bb, 0x0, 0x3f, 0x0, 0x8, 0x54aa343b, 0x81, 0xb, 0x1, 0x10001, 0x5, 0x4411dd35, 0x8, 0x7, 0x7, 0x8, 0x1, 0x9, 0xfffffffffffffff4, 0xe58, 0x3, 0x401, 0x6, 0x8001, 0x3, 0x0, 0x7501, 0x5, 0x4, 0x81, 0x9, 0x2, 0x8, 0x0, 0x100, 0x4, @perf_config_ext={0x8, 0x20}, 0x10, 0x8, 0x0, 0x6, 0x9, 0x5e0ca9e7, 0x40}, r2, 0xd, r0, 0x8) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000180)="63708b262b4e10b400fc6d1d785bedeb4ae172d22b7853244f415a0bc0b08fa6927906efc3410c5c49f2933950ce74aa52b6207c45594cc28b5faa08202c4291ec3b43c68b5e37f52d3e051de539f55bcc137d4f2e5f517f413570f5e622c1eb9963f2e977bca3a34a06253ac4a193ff570bd53b6fc9dd03b13f7b860db0ec049712000000470000000000000000000007e3029a6af2e200af1fae21ee2e3b4230670ebd71ce55d7dab5b55b52199b53ec9cff66717e24731b4b0843c8feffffffffffffff2c8d1c1cfa4ff65311c7bb2d16b137bdde") 2018/04/03 19:22:47 executing program 2: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xf, 0x7a, 0x6, 0x1, 0x11}, 0x2c) mount(&(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000080)={&(0x7f0000000100)='./file0/file1\x00', r0}, 0x10) r1 = perf_event_open(&(0x7f0000000300)={0x4, 0x70, 0x4800000000, 0x2, 0x3, 0x5, 0x0, 0x2, 0x0, 0x8, 0x400, 0x5, 0x9eae, 0x8001, 0x3ff, 0x8, 0x8, 0x2f4000, 0x8, 0x0, 0x9, 0x8, 0x87d0, 0x2, 0x3, 0x6, 0x9, 0x5, 0x80, 0x4, 0x80000000, 0x6, 0x668, 0x1a, 0x1000, 0xfd, 0x100000000, 0x3, 0x0, 0x7, 0x1, @perf_config_ext={0x1, 0x4c3a53ef}, 0x8800, 0x20, 0xf9, 0x5, 0xfff, 0x8, 0x800}, 0x0, 0xb, 0xffffffffffffff9c, 0x1) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x4) mount(&(0x7f0000000240)='./file0/file0\x00', &(0x7f0000000240)='./file0/file1\x00', &(0x7f00000002c0)='tmpfs\x00', 0x0, 0x0) 2018/04/03 19:22:47 executing program 6 (fault-call:1 fault-nth:43): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:47 executing program 1: socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000d80)={&(0x7f0000000080)=@alg={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-cipher_null\x00'}, 0x80, &(0x7f0000000640)=[{&(0x7f00000001c0)="e89e80980b208b11fe4882d4c853be44a7bde03801d8178bffb7", 0x1a}, {&(0x7f0000000200)="4242e7c0f370931d4caa338f094675ece51ea5cb0d2339b2e7ca395488c6471dd7c5b0cd80bfee30ce2a16dcd6b632f64aa19985d15adcd5ecf479e12e9da52ea9cab729a20c6199900a79d77bf5f9bcaee7efe6fb9f74e444a2a7c0604bb756145cb2293239cf4f4f7bfb6a1cf02b135fbdd4557acc867239e37f038eef9615a18746c5cf27076abc85714355887bbd356a655021cb352b08588ab31911a437c0d6c1ef830024", 0xa7}, {&(0x7f00000002c0)="28b16fde91222fee8b5099b6bb0850ba424e2031728ed72cd8620f73ac9baaed67e37688dbb216e7410bfa868ab75c8426ecefe283c4390977f9a5d0c7ad5c2e8aa796512825746bbd696ee02c51e3fed16dc1fc1b6424", 0x57}, {&(0x7f0000000340)="c6838e4eeb5a94acc64a64189ea4e61f835c133861a7ab1a6e777ba174430f146df6ae1550dfff05857189013431297b804aaac134ac928df06891f1e8a075a88679d7c1106c0adf8afb4f3f6239056f0833d0921cfdf7ef0450f90b8ee8ec6756e84ba1735e665fbd22bba6ce394ec9cc1eecf82d6c06c7325f9cfd7495e26f6178a0fab7866fce7d8b2fc8e0e4c469bb9a551d70fb2695b251f3e106b935", 0x9f}, {&(0x7f0000000400)="55a508d151b0ea2816c78e61ce5db5e055fb06e55954c84630e6cd26387f96ebadee33252bdd136dd0ffbcfa85ca5778277015d41c6d4a52280baf47871b07ae834754d72c8fedf7f72a8422d8ab53f40971af66b3b316dd77b5e3fc0166ef085850cd41815ff96969598f3322681ff9c7d953a55573641f6018e6425fac353923598897d4b2ce94643a52763814bf32966633b5a60b43e5c2beb2cf50a0729669e82a593fcd1d9eefb113c5b0f434ec2d37b7fa1145216a8ab38ee6a57bec30fba364b069a82b7e0d966ff873079233630b85535b28a0b346e803c3a5ffff974cddda28fb971da40816cff3bf377cf532", 0xf1}, {&(0x7f0000000500)="cfa47be9b0ac28d4f68aae7c935da6b6b70006a06c2e46ed9db4a12513ecf419ed15f457ab89627fe5752a10df138ecb5634d44f33622112e186f653eb667a75a55e0f5d16fbbf96d29b0d101d484e787f90a2de8ea7b1876d7cf18158cf4e7c80df8519a11009cfbce2af6c42770996bcbedb6585bc08d813eb8cb7", 0x7c}, {&(0x7f0000000580)="14581dfcc4ad1a9bdbe86660fbcb2f6c7375fd92bc56daa83ccbfd2aa1b72fc0ad10e51cfb9ebe77e8fe8b80b00e65035e1490e330b3d936ebe3263a0e0ae176953a0e57113bdf9b0a1638b150bab77a7b22128ebe0b6ccfa35133cdc4ff494433040c5b8317a2faaf0bb207877488e2785c645261ad113d481d34ec218049410e1287bb88878635fafe706967bdf6ccf4e2e8d98305e500eb8a0efbfab7af64f0c3b4aef00af06639d5d58a1cf70d5f8d68785374b179662f30b8343ff62e", 0xbf}], 0x7, &(0x7f00000006c0)=[{0xa8, 0x1, 0x9, "a7c4f657cb8c6032fb142d8ce846c39f7a9705c8ab7265bf73a526542f8188b740a2a9e3d6fdd71fcd31c9ae30699f6b9d19988fc23d7eeef0118721956c8a2f109282786578f23984fb0f317e1958d56d30b773f2a08148916add0e7fe657835218324f3b7615853d7409f296e8fc0ad737d3a418d6b2c5c843f90e2b8f1ae7e48d2916623143d7bb6d517aa4382a3d39a0d0498291"}, {0xc0, 0x0, 0x40, "df03fe22a2cdcbd9bf2a187cdc4d2543c7c7ba0bef152e0270964670cfef176ed55fb7e9326c675254d827763748c0ae649d54ea2d84eef32dfaee90988ed2308ae82ab252c9a02c5cd96f1787d53149dd1c505b18e4e0c4a0f328f76269f3d6b833d6430ca634b7ce7aa010c69f5356de41eb8a9d0830d677fedd38101bba292913992652291cc07a459283766e266ce1c7bdcfca17c435c188753792e885e0c72978a25008d423c561bb84b77e6bb6"}, {0xa8, 0x105, 0x0, "58262c3daf2b717a41d5bb411801d933486bb6306dc5ff44998a1f8af39564c28eab039fb8b8ed86a4161c216d6f84a3a87fca34672ed37144b2d5768a61d47f1b6b167f20909e346b00b6f606cab334ddcc85a84fb310519732bed0b3b2e7d45de88f64dbd9a6f3d62cbd6903a6113224707d5bb316527cdf402e7f6c7abf638fb8c2804e8171ff1f55cf6650977cb23967bd"}, {0xc0, 0x119, 0x2b83, "747c69c7928839d152a533d4754833254e0465407f9ee0f7397d18511e2eef405600d50ac50fbcbe9c37b87f80f1095a7de3dd239b29b623e0c3fd1615ddcbb08436f9bc4c44b189d9d51c5d328f18aa7302db66c3a1ba20be5844ad0c40311fcc108be34d262fac5eb2fa3f11e9acc51f416df0dc2ac27743ed4721008ca6ff8878ec3fe8ad67a9277087f7aac0c62e71be14a30a55d2851566539a105d800bc53eeb556478c155e9a92ac7b00e5d"}, {0x68, 0x0, 0x5, "a85ea0373f973591425cb2dd2ba2cc42a1d3a9d455f027f1c6f3d18c6fb2107a97ee03702ecbe90b404fff984397a47c934272725628e810de34f0ecbe87214148a2e79c87c71d6e8fa5eb73199aa1a2f3acd43cb230"}, {0xa8, 0x101, 0x3a8f, "480277b9c96cbfd45557ee733faf23af85b97182c767cc371eca74745a1287643d6d741f04490d7b6cf6cbb49e4e9315c6b7423aa41f9cbdceee9521cdd935ee013ef6300bd36b65445a995aedf70264ebe1c40fabbfddd72a36a3057098e950026fe860aaa2585288ab0653d610693f703dc006ec920bef5b65548f2f66f73a9fbcdf824fa3a851fd29eb1dfcfeb7b75b6f3422"}, {0x70, 0x11f, 0xfffffffffffffff9, "48a1b60addd7359ac608032b639fb93818cb7efcf88c1fa22ae766ccc15d9d69bab3b59dca938a455c39b490b41070dfb26f918b0b8367c61708e82f68b9fcd32aa7047cf4b3117d5cbb8d42fe98ed673bfcfa3b154e3b2729ec39d5b17d87"}, {0xe0, 0x101, 0x7f, "262d48c698ee14aadd39e91a876caa6b5380dda21bff79d5127f294d859f3c7393afe1edb4d4ea26586b0640652e95c03ed0bd796d9cb4f2ae2189635056276673720c0a634a711c7f1039abe4e33a91936a10548319d00465ab95e79c39f362a1a85168d0f47942dd8e807ceeb2612934990d7f554e08718a238bc83b9f16de690583546d2fd48af6527f0f159ee30cdc544265c39ca054eff2512d4390f0c7de59be089b010b0ec1f777ceb45f5c3e4bf07285a046df1853f6e93774cd0ad40fd654b9075e30e824"}, {0xe0, 0x107, 0x1, "60be35cf7661e7e0876cf2925930690a310e589e0263099f3eb364ece236d7859ccc3e56eef379def36b8e0c7f85d277168ccbe6e1e4c4e7a00e611430b8f563d820eb2c39815e1e1026fe96f24ff943e88ab34670160c0dc17ebb36977e757cf259b5fe577a5affd038b3eaa4fa2b9d31dbba9f7a3f4f26a728f1d107550dda033b883ee48f03d3577940b71a950df49c986c32e3b3b210ad4d74280c8ed644137e8ceb09ec72b966ff77c7afd4369788ad9026e159b6d0c0e4b89ff38492645fe05e61b7c469aef8d103deb92d"}, {0x88, 0x1ff, 0xffff, "8361b6b119490079bab3334eb430e3c2614dccaa5fe5459dc95d3a3a0611f475e7e07f8ccdc5af9689fd14e006d240be55f042857fc5df21015f2e30bb1b718fb2ace719367537fdd0a742dec88c9c6ff0501ac937e30e96a4c559384f6a1cef8c2bcc2995796c2a2020549e1524a197a8d369abf7afa147"}], 0x698, 0x44}, 0x20000000) mkdir(&(0x7f0000000e40)='./file0/bus\x00', 0x101) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:47 executing program 0: socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000000c0)={0xffffffffffffffff}) recvmsg(r0, &(0x7f00000004c0)={&(0x7f00000001c0)=@in6={0x0, 0x0, 0x0, @ipv4={[], [], @multicast2}}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000280)=""/112, 0x70}, {&(0x7f0000000380)=""/167, 0xa7}], 0x2, &(0x7f0000000440)=""/93, 0x5d, 0x8}, 0x2040) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 322.119594] FAULT_INJECTION: forcing a failure. [ 322.119594] name failslab, interval 1, probability 0, space 0, times 0 [ 322.130895] CPU: 1 PID: 25606 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 322.138172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.147529] Call Trace: [ 322.150124] dump_stack+0x194/0x24d [ 322.153755] ? arch_local_irq_restore+0x53/0x53 [ 322.158421] ? __save_stack_trace+0x7e/0xd0 [ 322.162756] should_fail+0x8c0/0xa40 [ 322.166504] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.171611] ? kasan_kmalloc+0xad/0xe0 [ 322.175497] ? kmem_cache_alloc_trace+0x136/0x740 [ 322.180346] ? __memcg_init_list_lru_node+0x169/0x270 [ 322.185530] ? __list_lru_init+0x544/0x750 [ 322.189748] ? sget_userns+0x6b1/0xe40 [ 322.193621] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 322.198357] ? do_mount+0xea4/0x2bb0 [ 322.202049] ? SyS_mount+0xab/0x120 [ 322.205658] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 322.211010] ? find_held_lock+0x35/0x1d0 [ 322.215060] ? __lock_is_held+0xb6/0x140 [ 322.219115] ? check_same_owner+0x320/0x320 [ 322.223418] ? rcu_note_context_switch+0x710/0x710 [ 322.228335] should_failslab+0xec/0x120 [ 322.232292] kmem_cache_alloc_trace+0x4b/0x740 [ 322.236853] ? __kmalloc_node+0x33/0x70 [ 322.240815] __memcg_init_list_lru_node+0x169/0x270 [ 322.245816] ? list_lru_add+0x7c0/0x7c0 [ 322.249773] ? __kmalloc_node+0x47/0x70 [ 322.253746] __list_lru_init+0x544/0x750 [ 322.257794] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 322.265615] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 322.270620] ? lockdep_init_map+0x9/0x10 [ 322.274667] sget_userns+0x6b1/0xe40 [ 322.278365] ? kernfs_sop_show_path+0x190/0x190 [ 322.283023] ? kernfs_sop_show_options+0x180/0x180 [ 322.287937] ? destroy_unused_super.part.6+0xd0/0xd0 [ 322.293036] ? check_same_owner+0x320/0x320 [ 322.297340] ? rcu_pm_notify+0xc0/0xc0 [ 322.301217] ? rcu_read_lock_sched_held+0x108/0x120 [ 322.306212] ? kmem_cache_alloc_trace+0x459/0x740 [ 322.311036] ? lock_downgrade+0x980/0x980 [ 322.315172] kernfs_mount_ns+0x13d/0x8b0 [ 322.319220] ? kernfs_super_ns+0x70/0x70 [ 322.323268] sysfs_mount+0xc2/0x1c0 [ 322.326873] ? sysfs_kill_sb+0x40/0x40 [ 322.330742] ? alloc_pages_current+0xbe/0x1e0 [ 322.335220] ? security_sb_copy_data+0x81/0xb0 [ 322.339783] mount_fs+0x66/0x2d0 [ 322.343134] vfs_kern_mount.part.26+0xc6/0x4a0 [ 322.347696] ? may_umount+0xa0/0xa0 [ 322.351304] ? _raw_read_unlock+0x22/0x30 [ 322.355433] ? __get_fs_type+0x8a/0xc0 [ 322.359304] do_mount+0xea4/0x2bb0 [ 322.362829] ? copy_mount_string+0x40/0x40 [ 322.367042] ? rcu_pm_notify+0xc0/0xc0 [ 322.370916] ? copy_mount_options+0x5f/0x2e0 [ 322.375303] ? rcu_read_lock_sched_held+0x108/0x120 [ 322.380298] ? kmem_cache_alloc_trace+0x459/0x740 [ 322.385124] ? kasan_check_write+0x14/0x20 [ 322.389339] ? _copy_from_user+0x99/0x110 [ 322.393469] ? copy_mount_options+0x1f7/0x2e0 [ 322.397948] SyS_mount+0xab/0x120 [ 322.401379] ? copy_mnt_ns+0xb30/0xb30 [ 322.405251] do_syscall_64+0x281/0x940 [ 322.409117] ? vmalloc_sync_all+0x30/0x30 [ 322.413244] ? _raw_spin_unlock_irq+0x27/0x70 [ 322.417721] ? finish_task_switch+0x1c1/0x7e0 [ 322.422195] ? syscall_return_slowpath+0x550/0x550 [ 322.427105] ? syscall_return_slowpath+0x2ac/0x550 [ 322.432030] ? prepare_exit_to_usermode+0x350/0x350 [ 322.437033] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 322.442383] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.447213] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 322.452384] RIP: 0033:0x4552d9 [ 322.455552] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 322.463242] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 2018/04/03 19:22:48 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = 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, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) 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)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r6}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) recvmsg(r8, &(0x7f0000000040)={&(0x7f0000000400)=ANY=[], 0x0, &(0x7f0000000440)=[{&(0x7f0000000340)=""/181, 0xb5}], 0x1, &(0x7f0000006d40)=""/65, 0x41}, 0x0) 2018/04/03 19:22:48 executing program 2: recvmsg(0xffffffffffffffff, &(0x7f0000024640)={&(0x7f0000022440)=@ll={0x0, 0x0, 0x0}, 0x80, &(0x7f0000024580)=[{&(0x7f00000224c0)=""/4096, 0x1000}, {&(0x7f00000234c0)=""/4096, 0x1000}, {&(0x7f00000244c0)=""/133, 0x85}], 0x3, &(0x7f00000245c0)=""/99, 0x63}, 0x1) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000024680)={0xc, 0xa, &(0x7f0000000200)=@raw=[@jmp={0x5, 0x1, 0x0, 0x4, 0x8, 0x0, 0xfffffffffffffff0}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x25cb}, @call={0x85, 0x0, 0x0, 0xa}, @call={0x85, 0x0, 0x0, 0x1a}], &(0x7f0000000280)='syzkaller\x00', 0x9, 0xd8, &(0x7f00000002c0)=""/216, 0x41100, 0x1, [], r0}, 0x48) close(r1) r2 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000003c0)) socketpair(0x7, 0x8000a, 0xfffffffeffffffff, &(0x7f0000000400)) r3 = 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(r2, 0x40042408, r3) socketpair(0x1e, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000540)={r4, 0x28, &(0x7f0000000440)={0x0, 0x0}}, 0xff3b) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000004c0)={r5, 0xb120, 0x8}, 0xc) [ 322.470508] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 322.477758] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 322.485012] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 322.492266] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002b 2018/04/03 19:22:48 executing program 0: mkdir(&(0x7f00000002c0)='./file0/bus/file0\x00', 0xa0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:48 executing program 1: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000680)={0xffffffffffffffff}) sendmsg$kcm(r0, &(0x7f0000000c80)={&(0x7f00000006c0)=@nl=@kern={0x10, 0x0, 0x0, 0x2000}, 0x2d7, &(0x7f0000000940)=[{&(0x7f0000000740)}, {&(0x7f0000000780)="eec3b7739bc16edf91052a975a0ef332514d2ce24f08a411b26f57dba178d42f8d08717a20755040db02184b42036f708264456ff866083922589681cee21a8baf97b9f85432448b090b0321d11c2d3ba3f1a70a837cb74482bfc67194ef79178eeb3aa301526c0acdf7b7966ff151e186f28d031c42700caff3b78a0cd43c41ec6d527a7d117df6", 0x88}, {&(0x7f0000000840)="8c76156d3f7894d48b3e5619206b410d866eeb402e8f74306cbaa2c644d64959d958570528055e1ab631d2400a1dd527106ffe1d814356a94031e4b0f942db5c677663a4be60164007bfc96f522a4e1e08f119db5bae7d306b1dba7863fed190ddf1a5985f663243ede3832ad03889cf4689454b99b72251b31e87abbdadfe5311f00574290532af3b3ad451728729927fe44a8d5ca76334108e2f1cb303f7f70c2139dbb3db40817e595b9f", 0xac}, {&(0x7f0000000900)="068a99a14957e47642c3229b603aec87ff027a98e1fd13d5a721266ca5", 0x1d}], 0x4, &(0x7f0000000980)=[{0x50, 0x114, 0x4, "61975b9d45ef2790556a36ed27c981abdbc7cecd7b02843921d8b7c4906705278a35d686ee67bb503b2db20629a390da9176656a1825f00a3ff53f642dfa47"}, {0x70, 0x0, 0x703, "f54f93f79f1b335cc6b157caf829bd49245a629dfe5fd8b6b2b67c764122beada9179f9c8c3ec7fa93c890c244b056f9a5a21376d8a3c72a3659e556bd39106cbdab91ef9aa256a7f1477d880340ba28daf025108812f26562"}, {0x100, 0x105, 0x401, "5f98caab97a366626409683a3d7edb36ad652d011396a31d61445ac8315bb9dce865db60070ce92a18dcc1c8011b7136bfa5c8cb33710dfae0d8133722c107e2d89f8144406ec33408728c611e8601985e94c22d131cdd802bd864e2bc474b42f422b0a0ffaff85e7f6cf6e30b1db5d2f326fb3d1e0d57049c8564dc273413cc4b96829cdfc010c052d20a0fcc91d93a4ad3e6a9aaf62231f42c11116ca0d1ebee233db86e8731ab7e4544f9d30cdd7f31421c85c8d07f4e828e98af9b06e1542b017c1b26be65702ecb2f93eaea030def06bbd87889513c4ebac5c3381d37e80216f9e14ba19af3dc"}, {0xd8, 0x0, 0xb6c9, "90d7625c98c050df4e3fc7b9e4336f80f18f579476074b14dd562a907c7ba5da7ec3c9da6d0df89d941b3d6c2e9d543de4c225535d3524e0d8e947051f54c406dd790709815928684eb523a328f39b6cfadd406a1d5ed0dae45996f6262c02ed6d1745f978018b24b8b1d49968149f9b466fff1023f13f64aa80528252cc5302a6f06ba0a6d297e65d36504c829b3f3c14e29e3dcfbbc19d76d6eee6f6bc8867bf123aeab30723a139fb61b67822f526f7633bc8f5260c6268114d867edbfe5dafc101e97b31219c"}, {0x68, 0x10b, 0x6, "b8705b465d3f030c08df60d8030a8e7ab6ab5c7d35bd8d7bdd9e666c26f19d7a5c7c44fa2af1336550a23ecd3c90375a6ea2e6851ba02e43bedd8fb00bce4393880020a5bd1bb37d4c9f9f7096e9ebf632b21641"}], 0x300, 0x4000}, 0x4000000) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:48 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x5, 0x4, &(0x7f0000000100)=@raw=[@generic={0x2, 0x2, 0x9, 0x4}, @exit={0x95}], &(0x7f0000000140)='syzkaller\x00', 0x4, 0xa3, &(0x7f0000000180)=""/163, 0x41f00, 0x1}, 0x48) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f00000000c0)) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000080)) gettid() socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000040)) 2018/04/03 19:22:48 executing program 4: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, r0, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x0) r2 = getpid() perf_event_open(&(0x7f0000000080)={0x3, 0x70, 0xf6e, 0x8, 0x4, 0x635, 0x0, 0x2, 0x2000, 0x6, 0x4, 0x20, 0x5, 0x7, 0x101, 0x81, 0x1, 0x101, 0x6, 0x1, 0x2a5, 0x7f, 0x4, 0x1040, 0x0, 0x9, 0x2, 0x0, 0x1f, 0x6, 0x6, 0x10000, 0xfffffffffffffeff, 0x7fffffff, 0x1000, 0x9, 0x1, 0x100, 0x0, 0x6, 0x7, @perf_bp={&(0x7f0000000040), 0xa}, 0x12404, 0x5, 0x9, 0x4, 0xffffffff, 0x3, 0x1}, r2, 0x6, r1, 0x1) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x3) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) 2018/04/03 19:22:48 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3f, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x2, @perf_config_ext={0x101, 0x7}, 0x0, 0xfffffffffffffffd, 0x0, 0x7, 0x0, 0x0, 0x5}, 0xffffffffffffffff, 0x5, 0xffffffffffffffff, 0x3) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x4, 0xffff, 0x100, 0x7ff, 0x6, 0xffffffffffffffff, 0x8}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r1, &(0x7f0000001300)="f8b80d3439a2d57d62ad2477f9097ef2c343aeb38323d07ceb4da3937a3d4119a93d833e29715cef09497b0a3b45c0c370e9f8aecb0603f488929a8ceb5f665d7eb4be7ba8bfc64c27046f7a4aa80fee4353a5eadf3834223641a4f941dedb7651f8b161900bec869c2141e9ced9588e7675442aa228", &(0x7f0000001380)=""/4096}, 0x18) close(r0) 2018/04/03 19:22:48 executing program 6 (fault-call:1 fault-nth:44): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 322.617791] xprt_adjust_timeout: rq_timeout = 0! [ 322.733770] FAULT_INJECTION: forcing a failure. [ 322.733770] name failslab, interval 1, probability 0, space 0, times 0 [ 322.745137] CPU: 1 PID: 25649 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 322.752414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.761760] Call Trace: [ 322.764347] dump_stack+0x194/0x24d [ 322.767976] ? arch_local_irq_restore+0x53/0x53 [ 322.772642] ? __save_stack_trace+0x7e/0xd0 [ 322.776955] should_fail+0x8c0/0xa40 [ 322.780660] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 322.785747] ? kasan_kmalloc+0xad/0xe0 [ 322.789610] ? kmem_cache_alloc_trace+0x136/0x740 [ 322.794428] ? __memcg_init_list_lru_node+0x169/0x270 [ 322.799597] ? __list_lru_init+0x544/0x750 [ 322.803814] ? sget_userns+0x6b1/0xe40 [ 322.807685] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 322.812419] ? do_mount+0xea4/0x2bb0 [ 322.816110] ? SyS_mount+0xab/0x120 [ 322.819719] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 322.825081] ? find_held_lock+0x35/0x1d0 [ 322.829135] ? __lock_is_held+0xb6/0x140 [ 322.833197] ? check_same_owner+0x320/0x320 [ 322.837500] ? rcu_note_context_switch+0x710/0x710 [ 322.842409] should_failslab+0xec/0x120 [ 322.846364] kmem_cache_alloc_trace+0x4b/0x740 [ 322.850923] ? __kmalloc_node+0x33/0x70 [ 322.854871] ? __kmalloc_node+0x33/0x70 [ 322.858832] ? rcu_read_lock_sched_held+0x108/0x120 [ 322.863833] __memcg_init_list_lru_node+0x169/0x270 [ 322.868832] ? list_lru_add+0x7c0/0x7c0 [ 322.872783] ? __kmalloc_node+0x47/0x70 [ 322.876739] __list_lru_init+0x544/0x750 [ 322.880792] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 322.886661] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 322.891656] ? lockdep_init_map+0x9/0x10 [ 322.895696] sget_userns+0x6b1/0xe40 [ 322.899390] ? kernfs_sop_show_path+0x190/0x190 [ 322.904055] ? kernfs_sop_show_options+0x180/0x180 [ 322.908963] ? destroy_unused_super.part.6+0xd0/0xd0 [ 322.914055] ? check_same_owner+0x320/0x320 [ 322.918353] ? rcu_pm_notify+0xc0/0xc0 [ 322.922220] ? rcu_read_lock_sched_held+0x108/0x120 [ 322.927210] ? kmem_cache_alloc_trace+0x459/0x740 [ 322.932033] ? lock_downgrade+0x980/0x980 [ 322.936163] kernfs_mount_ns+0x13d/0x8b0 [ 322.940212] ? kernfs_super_ns+0x70/0x70 [ 322.944270] sysfs_mount+0xc2/0x1c0 [ 322.947875] ? sysfs_kill_sb+0x40/0x40 [ 322.951743] ? alloc_pages_current+0xbe/0x1e0 [ 322.956224] ? security_sb_copy_data+0x81/0xb0 [ 322.960790] mount_fs+0x66/0x2d0 [ 322.964137] vfs_kern_mount.part.26+0xc6/0x4a0 [ 322.968782] ? may_umount+0xa0/0xa0 [ 322.972386] ? _raw_read_unlock+0x22/0x30 [ 322.976507] ? __get_fs_type+0x8a/0xc0 [ 322.980375] do_mount+0xea4/0x2bb0 [ 322.983913] ? copy_mount_string+0x40/0x40 [ 322.988125] ? rcu_pm_notify+0xc0/0xc0 [ 322.991995] ? copy_mount_options+0x5f/0x2e0 [ 322.996381] ? rcu_read_lock_sched_held+0x108/0x120 [ 323.001371] ? kmem_cache_alloc_trace+0x459/0x740 [ 323.006190] ? kasan_check_write+0x14/0x20 [ 323.010403] ? copy_mount_options+0x1f7/0x2e0 [ 323.014874] SyS_mount+0xab/0x120 [ 323.018300] ? copy_mnt_ns+0xb30/0xb30 [ 323.022162] do_syscall_64+0x281/0x940 [ 323.026030] ? vmalloc_sync_all+0x30/0x30 [ 323.030160] ? _raw_spin_unlock_irq+0x27/0x70 [ 323.034631] ? finish_task_switch+0x1c1/0x7e0 [ 323.039108] ? syscall_return_slowpath+0x550/0x550 [ 323.044034] ? syscall_return_slowpath+0x2ac/0x550 [ 323.048949] ? prepare_exit_to_usermode+0x350/0x350 [ 323.053953] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 323.059307] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.064141] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 323.069311] RIP: 0033:0x4552d9 [ 323.072479] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 323.080173] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 323.087420] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 323.094663] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 323.101910] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 323.109164] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002c [ 323.350728] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:49 executing program 0: mkdir(&(0x7f0000000300)='./file0/bus\x00', 0x0) socketpair(0x13, 0x3, 0x400, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000200)={&(0x7f00000000c0)='./file0\x00', r0}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:49 executing program 1: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000180)={0x0, 0x6, 0x10}, 0xc) socketpair(0x3, 0x1, 0x4, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000400)=r1, 0x4) recvmsg$kcm(0xffffffffffffff9c, &(0x7f000000a8c0)={&(0x7f0000009480)=@hci={0x0, 0x0}, 0x80, &(0x7f000000a840)=[{&(0x7f0000009500)=""/3, 0x3}, {&(0x7f0000009540)=""/4096, 0x1000}, {&(0x7f000000a540)=""/38, 0x26}, {&(0x7f000000a580)=""/33, 0x21}, {&(0x7f000000a5c0)=""/97, 0x61}, {&(0x7f000000a640)=""/231, 0xe7}, {&(0x7f000000a740)=""/228, 0xe4}], 0x7, 0x0, 0x0, 0x9}, 0x2000) bpf$PROG_LOAD(0x5, &(0x7f000000a900)={0xf, 0x10, &(0x7f00000001c0)=@raw=[@jmp={0x5, 0x5, 0x0, 0xf, 0x7, 0xffffffe4, 0x8}, @map={0x18, 0x0, 0x1, 0x0, r0}, @alu={0x0, 0x5, 0xd, 0x7, 0xf, 0x50}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x8001, 0x0, 0x0, 0x0, 0x6}, @ldst={0x0, 0x3, 0x0, 0xb, 0x0, 0xffffffff, 0xfffffffffffffff0}, @alu={0x4, 0x7, 0xf, 0x7, 0x8}, @exit={0x95}], &(0x7f0000000240)='GPL\x00', 0x9, 0xd2, &(0x7f00000002c0)=""/210, 0x41100, 0x1, [], r3}, 0x48) mkdir(&(0x7f0000000280)='./file0/bus\x00', 0xfffffffffffffffb) mount(&(0x7f0000000080)='./file0/file0\x00', &(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000040)='sysfs\x00', 0x2003, &(0x7f00000004c0)) mkdir(&(0x7f0000000000)='./file0\x00', 0xe) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x8}, 0x10) 2018/04/03 19:22:49 executing program 2: socketpair$inet6_sctp(0xa, 0x0, 0x84, &(0x7f0000000000)) r0 = socket$kcm(0x29, 0x2, 0x0) recvmsg$kcm(r0, &(0x7f0000001800)={0x0, 0x0, &(0x7f0000001700)=[{&(0x7f00000013c0)=""/133, 0x85}, {&(0x7f0000001480)=""/6, 0x6}, {&(0x7f00000014c0)=""/99, 0x63}, {&(0x7f0000001540)=""/162, 0xa2}, {&(0x7f0000001600)=""/198, 0xc6}], 0x5, &(0x7f0000001780)=""/93, 0x5d, 0x18}, 0x40000000) perf_event_open(&(0x7f00000001c0)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x20, 0x8, 0x5, 0xf406, 0x2, 0x0, 0x5, 0x0, 0x5, 0x7, 0x0, 0x3, 0x6, 0xff, 0x0, 0x6, 0x4, 0x7fff, 0x3, 0xffffffff, 0x4, 0x7, 0x3ff, 0x5, 0x8, 0x10001, 0x2a5, 0x40, 0x800000000, 0xe4, 0x0, 0x5, 0x2, @perf_bp={&(0x7f0000000180), 0x2}, 0x8000, 0x1, 0x5, 0x1, 0x200, 0x6, 0xd3}, 0x0, 0x0, 0xffffffffffffffff, 0x3) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1f, 0x264c7fc7, 0x4, 0x3, 0x10, 0x1, 0x1}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r2, 0x28, &(0x7f0000000080)}, 0x10) recvmsg(r1, &(0x7f0000001380)={&(0x7f00000018c0)=@nl, 0xfffffffffffffe6b, &(0x7f0000000140)=[{&(0x7f00000002c0)=""/159, 0x9f}, {&(0x7f0000000380)=""/4096, 0x1000}], 0x2, &(0x7f0000001840)=""/108, 0x6c, 0x1}, 0x100) 2018/04/03 19:22:49 executing program 5: socketpair$unix(0x1, 0x9, 0x0, &(0x7f00000000c0)={0x0, 0x0}) close(r0) recvmsg(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000340), 0x0, &(0x7f0000000180)=""/255, 0xfffffffffffffea4, 0x4000000}, 0x40) sendmsg(r0, &(0x7f0000000340)={&(0x7f0000000000)=@nl=@proc={0x10, 0x0, 0x25dfdbfe, 0x4000}, 0x80, &(0x7f0000000080)=[{&(0x7f0000000280)="f9faa0b772b8a92eaa81c057b576eb7220613564c9628048bcd6ba7961e8d9a7a659950bf809f5cb9a54ec769ab77086f0b56b3382dbe3e00d7a824437c7bdcb4a70b14d521fb31c971187fbe052b98b65d450f3bd947e4bbc077605617cc47d66228fce13cb43c69b3510f48f6ab2773ad86ee4375d8ea87b4960a098737ae1e9e848c52038fd5617c20466eb906e0631c4788576ff8db2423c5bdfeae05f61adbd", 0xa2}], 0x1, &(0x7f0000000100)}, 0x40050) 2018/04/03 19:22:49 executing program 4: socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)) recvmsg(0xffffffffffffffff, &(0x7f0000346fc8)={&(0x7f0000baefec)=@ll, 0x14, &(0x7f0000ca3000)=[{&(0x7f0000846000)=""/15, 0xf}, {&(0x7f0000f6afa9)=""/87, 0xfffffffffffffddb}, {&(0x7f00008e3f35)=""/203, 0xffffffffffffffeb}, {&(0x7f0000f75ffe)=""/2, 0x4f}], 0x11f, &(0x7f0000a01f13)=""/237, 0xed}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18, 0x0, 0x0, 0x0, 0xfffffffffffffffe}, [@alu={0x7, 0x83, 0x6}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:22:49 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = 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, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) 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)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r6}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) recvmsg(r8, &(0x7f0000000040)={&(0x7f0000000400)=ANY=[], 0x0, &(0x7f0000000440)=[{&(0x7f0000000340)=""/181, 0xb5}], 0x1, &(0x7f0000006d40)=""/65, 0x41}, 0x0) 2018/04/03 19:22:49 executing program 3: 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xf, 0xb, &(0x7f0000000080)=ANY=[@ANYBLOB="1800000007000000000000000100000085000000380000000000000000000000181a0000", @ANYRES32=0x1, @ANYBLOB="00004555990000000000007c5b020011000000000000000000000018000000feffffff00000000200000009500ee91d9"], &(0x7f0000000100)='syzkaller\x00', 0x3ff, 0xbe, &(0x7f0000000140)=""/190, 0x40f00, 0x1}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000440)={r1, 0x50, &(0x7f0000000480)}, 0x10) 2018/04/03 19:22:49 executing program 6 (fault-call:1 fault-nth:45): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 323.421613] FAULT_INJECTION: forcing a failure. [ 323.421613] name failslab, interval 1, probability 0, space 0, times 0 [ 323.432961] CPU: 0 PID: 25670 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 323.440233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.449580] Call Trace: [ 323.452160] dump_stack+0x194/0x24d [ 323.455776] ? arch_local_irq_restore+0x53/0x53 [ 323.460423] ? __save_stack_trace+0x7e/0xd0 [ 323.464736] should_fail+0x8c0/0xa40 [ 323.468431] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 323.473511] ? kasan_kmalloc+0xad/0xe0 [ 323.477378] ? kmem_cache_alloc_trace+0x136/0x740 [ 323.482200] ? __memcg_init_list_lru_node+0x169/0x270 [ 323.487377] ? __list_lru_init+0x544/0x750 [ 323.491592] ? sget_userns+0x6b1/0xe40 [ 323.495458] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 323.500188] ? do_mount+0xea4/0x2bb0 [ 323.503876] ? SyS_mount+0xab/0x120 [ 323.507482] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 323.512827] ? find_held_lock+0x35/0x1d0 [ 323.516871] ? __lock_is_held+0xb6/0x140 [ 323.520920] ? check_same_owner+0x320/0x320 [ 323.525220] ? rcu_note_context_switch+0x710/0x710 [ 323.530131] should_failslab+0xec/0x120 [ 323.534088] kmem_cache_alloc_trace+0x4b/0x740 [ 323.538650] ? __kmalloc_node+0x33/0x70 [ 323.542608] __memcg_init_list_lru_node+0x169/0x270 [ 323.547605] ? list_lru_add+0x7c0/0x7c0 [ 323.551555] ? __kmalloc_node+0x47/0x70 [ 323.555512] __list_lru_init+0x544/0x750 [ 323.559554] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 323.565416] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 323.570414] ? lockdep_init_map+0x9/0x10 [ 323.574456] sget_userns+0x6b1/0xe40 [ 323.578149] ? kernfs_sop_show_path+0x190/0x190 [ 323.582796] ? kernfs_sop_show_options+0x180/0x180 [ 323.587744] ? destroy_unused_super.part.6+0xd0/0xd0 [ 323.592830] ? check_same_owner+0x320/0x320 [ 323.597130] ? rcu_pm_notify+0xc0/0xc0 [ 323.601000] ? rcu_read_lock_sched_held+0x108/0x120 [ 323.605999] ? kmem_cache_alloc_trace+0x459/0x740 [ 323.610822] ? lock_downgrade+0x980/0x980 [ 323.614958] kernfs_mount_ns+0x13d/0x8b0 [ 323.618999] ? kernfs_super_ns+0x70/0x70 [ 323.623047] sysfs_mount+0xc2/0x1c0 [ 323.626650] ? sysfs_kill_sb+0x40/0x40 [ 323.630515] ? alloc_pages_current+0xbe/0x1e0 [ 323.634991] ? security_sb_copy_data+0x81/0xb0 [ 323.639552] mount_fs+0x66/0x2d0 [ 323.642899] vfs_kern_mount.part.26+0xc6/0x4a0 [ 323.647462] ? may_umount+0xa0/0xa0 [ 323.651069] ? _raw_read_unlock+0x22/0x30 [ 323.655195] ? __get_fs_type+0x8a/0xc0 [ 323.659063] do_mount+0xea4/0x2bb0 [ 323.662586] ? copy_mount_string+0x40/0x40 [ 323.666798] ? rcu_pm_notify+0xc0/0xc0 [ 323.670668] ? copy_mount_options+0x5f/0x2e0 [ 323.675050] ? rcu_read_lock_sched_held+0x108/0x120 [ 323.680042] ? kmem_cache_alloc_trace+0x459/0x740 [ 323.684862] ? kasan_check_write+0x14/0x20 [ 323.689073] ? _copy_from_user+0x99/0x110 [ 323.693202] ? copy_mount_options+0x1f7/0x2e0 [ 323.697677] SyS_mount+0xab/0x120 [ 323.701107] ? copy_mnt_ns+0xb30/0xb30 [ 323.704974] do_syscall_64+0x281/0x940 [ 323.708837] ? vmalloc_sync_all+0x30/0x30 [ 323.712966] ? finish_task_switch+0x1c1/0x7e0 [ 323.717438] ? syscall_return_slowpath+0x550/0x550 [ 323.722344] ? syscall_return_slowpath+0x2ac/0x550 [ 323.727250] ? prepare_exit_to_usermode+0x350/0x350 [ 323.732245] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 323.737590] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.742414] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 323.747580] RIP: 0033:0x4552d9 [ 323.750747] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 323.758432] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 323.765678] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 2018/04/03 19:22:49 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000140), 0x4) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) close(r2) r3 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r3, 0x80082407, &(0x7f0000000040)) socketpair(0x11, 0x2, 0xada2, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000000c0)=0xffffffff, 0x4) setsockopt$sock_attach_bpf(r4, 0x1, 0x32, &(0x7f0000000100)=r5, 0x4) [ 323.772923] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 323.780169] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 323.787414] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002d 2018/04/03 19:22:49 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xa, 0x104, 0x7, 0xffffffff00000001, 0x2}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001100)={r0, &(0x7f0000000040), &(0x7f0000001040)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000240)={r0, &(0x7f0000000040), &(0x7f0000000140)=""/234}, 0x18) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000040)={r0, &(0x7f0000000100), &(0x7f0000000280)}, 0x20) socketpair$inet(0x2, 0x0, 0x1, &(0x7f0000000080)) 2018/04/03 19:22:49 executing program 4: mount(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='./file0/file0\x00', &(0x7f0000000280)='nilfs2\x00', 0x40, &(0x7f00000002c0)="dbbe1fee839a4f") mkdir(&(0x7f0000000180)='./file1\x00', 0x44) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xb, 0x7e, 0x0, 0x1, 0x1}, 0x2c) ioctl$PERF_EVENT_IOC_QUERY_BPF(0xffffffffffffffff, 0xc008240a, &(0x7f0000000a00)=ANY=[@ANYBLOB="01e100000000000000d6000000"]) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000800)) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000480)='./file0/file0\x00', r0}, 0x10) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000000)={r0, &(0x7f0000000c80)="da4b7699214c0fda0d9296bcb126159cc5992ff7874d9dede985e13f4a2bb1278594c5ca50fb5392afdda6b9056ed9f3d8df3f76dc3b35a56ee9357e87c1fe00b79c4747d65280b3f6eed21d461432a25641c1cf2662f8923f376489c58a7724e9299ad0fdadda9721561a98738d09a417a460c8e6b60e52ed25b948bc24601bc89ff5ea6fadda30e3a9c0c338f652cd57e48a550190c55437521150fbadcd67e351c43e75eab553bf22c621e9ce", &(0x7f0000000d40)=""/226}, 0x18) mkdir(&(0x7f00000003c0)='./file1/file0\x00', 0x1) bpf$OBJ_GET_PROG(0x7, &(0x7f00000008c0)={&(0x7f0000000880)='./file1\x00', 0x0, 0x8}, 0xfffffc65) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000340)={r0, &(0x7f0000000200), &(0x7f0000000300)=""/18}, 0x18) r1 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f0000000380)='./file0/file0\x00', 0x0, 0x18}, 0xffffff45) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000440)={&(0x7f0000000400)='./file0/file0\x00', r1}, 0x10) mount(&(0x7f0000000a80)='./file1\x00', &(0x7f0000000ac0)='./file0/file0\x00', &(0x7f0000000b00)='msdos\x00', 0x100000, &(0x7f0000000b40)="fa30608f0c90725e59036de98350533dbbe7792fd0ae69b4c65f5e29e7b2e58831400e5be3dfd2ab3095e957caf97d493ef64311e4b8d42595b3c70a39523a67c8e1bbaf7be36291b0e43503599de4dcebd0b9a39976a1cec274c795e034bfc6af877fcd58fe801280629bcbed7814dddcb67845aa58dbc3bedad5aa669702eab32ac8b7da93fcf7c99a78d71ab693ee94c04d18c410f152a63200a13b84e0500edb9b0be76a6c3aa27c418dcfd9a55435ded3cd7de0cdca4f47faf531f75f2289d2a5903e0b6ceb7ff9987aed031ffc839febce3a0d1e3ffee9c419ac80b3e3a08543c860e8579a0c56f7a2d84cce5bc7ef740c5c") recvmsg$kcm(0xffffffffffffffff, &(0x7f0000004640)={&(0x7f0000003180)=@hci={0x0, 0x0}, 0x80, &(0x7f00000044c0)=[{&(0x7f0000003200)=""/4096, 0x1000}, {&(0x7f0000004200)=""/162, 0xa2}, {&(0x7f00000042c0)=""/124, 0x7c}, {&(0x7f0000004340)=""/178, 0xb2}, {&(0x7f0000004400)=""/161, 0xa1}], 0x5, &(0x7f0000004540)=""/252, 0xfc, 0x100}, 0x40010121) bpf$PROG_LOAD(0x5, &(0x7f0000004680)={0x7, 0x8, &(0x7f0000000840)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x4}, @generic={0x0, 0x66e9, 0xffff, 0x6}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb54}], &(0x7f0000000900)='GPL\x00', 0x400, 0xbd, &(0x7f0000000940)=""/189, 0x41100, 0x1, [], r2}, 0x48) mount(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)='./file0/file0\x00', &(0x7f00000007c0)='configfs\x00', 0x8000, 0x0) mount(&(0x7f0000000040)='./file1\x00', &(0x7f0000000080)='./file0/file0\x00', &(0x7f0000000100)='rpc_pipefs\x00', 0x0, &(0x7f0000000300)) socketpair(0x1, 0x1, 0xfffffffffffffffa, &(0x7f0000000ec0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$kcm(r3, &(0x7f0000002340)={&(0x7f0000000f00)=@ethernet={0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x80, &(0x7f00000022c0)=[{&(0x7f0000000f80)="d2e492e9c89077f9476e62f92a443b916e62b283899e7763e32c693301a5213e56d5ecff01d1ec43d5f24cb01e431a1635d084b29ed9d1351348beacc87471f0bd8808d3cac6e2d380b54f31bf117268a891c7a7f24259bfd1763bb2265206290c30fc070891fc94e9a3d46a989518e9be8a3b9a5abee6bff07c747aaf23d95e1d778e0380a46ba75d7c53b109c21da0e59ead45a01e921df24d1b646f0fd4ab7f0e42f5bbd1986710998ebb0ceee51846a779d7be8bd17e2e3cbaca6004dbe96f15058a0fb02cddc04e129822d6c05037437a5981effe5344fc2e48eac65b32f7a2453de9", 0xe5}], 0x1, &(0x7f0000004700)=[{0xc0, 0x12b, 0x1, "7f30a29d921abef1d7bda65a472cce35f0b972f42b6b8e6fb737f2bf240200692ab64fbe80a8260d58f322095df2d571969fc8be52c30377c713c8cbb20dc89fdd9f66fc4cb4f34448faeee8314610ff36186ae6547207c520e57fa31ee3fe84fd1d5805bed451b3b04aad0ca7b486b2d65b7c56191a120862af65aeb9ec4d7237251eae0d91b7ab05858a90aa8700445282cd4e071ffd63aed27374843eef5035c1fbea30c138f89857d86a7e38"}], 0xc0}, 0x20004000) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000c40)) mount(&(0x7f0000000580)='./file1\x00', &(0x7f00000005c0)='./file0/file0\x00', &(0x7f0000000600)='msdos\x00', 0x40000, &(0x7f0000000640)="7e925ef82387ea6886d3c8f6271152a2232eeb0e1a366d29b97ad09908fa54f79fa3d25b4de5371cdd3734d587cb332f27f25ce3f41239ea1b8b705fa2869062badfe2e171b0a5e054c4bad758f06cd463212dd4105fcd741307398a94e84d1ec5a5ee27687fc2fd2e85c88ec27373947dfeb11c209b9e06620e5c8badbe3625b4d2c47d1fbb935722d501c8e16f1eead7de1b1a90239701d698aa3e83c4dd4d2a51cc77876f75de651a70a0173ed671e87bf6d74f20d5a87d842830d3de4ea2924780e2f2a2b56108882a3281a6c769") 2018/04/03 19:22:49 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000380)={0xb, 0x8, &(0x7f00000000c0)=@raw=[@alu={0x7, 0x0, 0xa, 0x1, 0x9, 0x50}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x1ff}, @ldst={0x2, 0x1, 0x1, 0xa, 0x9, 0x30}, @generic={0x0, 0x5, 0xc1, 0x9b}], &(0x7f00000001c0)='GPL\x00', 0x9, 0x95, &(0x7f0000000280)=""/149, 0x41000, 0x1}, 0x48) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000200)={0x0, r0, 0x5, 0x1}, 0x14) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:49 executing program 6 (fault-call:1 fault-nth:46): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:49 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000000)) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:49 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000200)='./file0/bus\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socket$kcm(0x29, 0x5, 0x0) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 324.023239] xprt_adjust_timeout: rq_timeout = 0! [ 324.065700] FAULT_INJECTION: forcing a failure. [ 324.065700] name failslab, interval 1, probability 0, space 0, times 0 [ 324.076996] CPU: 1 PID: 25724 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 324.084273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.093624] Call Trace: [ 324.096214] dump_stack+0x194/0x24d [ 324.099843] ? arch_local_irq_restore+0x53/0x53 [ 324.104511] ? __save_stack_trace+0x7e/0xd0 [ 324.108842] should_fail+0x8c0/0xa40 [ 324.112560] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.117664] ? kasan_kmalloc+0xad/0xe0 [ 324.121543] ? kmem_cache_alloc_trace+0x136/0x740 [ 324.126366] ? __memcg_init_list_lru_node+0x169/0x270 [ 324.131535] ? __list_lru_init+0x544/0x750 [ 324.135744] ? sget_userns+0x6b1/0xe40 [ 324.139612] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 324.144343] ? do_mount+0xea4/0x2bb0 [ 324.148043] ? SyS_mount+0xab/0x120 [ 324.151653] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 324.156997] ? find_held_lock+0x35/0x1d0 [ 324.161054] ? __lock_is_held+0xb6/0x140 [ 324.165113] ? check_same_owner+0x320/0x320 [ 324.169437] ? rcu_note_context_switch+0x710/0x710 [ 324.174356] should_failslab+0xec/0x120 [ 324.178327] kmem_cache_alloc_trace+0x4b/0x740 [ 324.182896] ? __kmalloc_node+0x33/0x70 [ 324.186848] ? __kmalloc_node+0x33/0x70 [ 324.190805] ? rcu_read_lock_sched_held+0x108/0x120 [ 324.195805] __memcg_init_list_lru_node+0x169/0x270 [ 324.200811] ? list_lru_add+0x7c0/0x7c0 [ 324.204778] ? __kmalloc_node+0x47/0x70 [ 324.208752] __list_lru_init+0x544/0x750 [ 324.212793] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 324.218660] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 324.223661] ? lockdep_init_map+0x9/0x10 [ 324.227702] sget_userns+0x6b1/0xe40 [ 324.231401] ? kernfs_sop_show_path+0x190/0x190 [ 324.236086] ? kernfs_sop_show_options+0x180/0x180 [ 324.241011] ? destroy_unused_super.part.6+0xd0/0xd0 [ 324.246114] ? check_same_owner+0x320/0x320 [ 324.250415] ? rcu_pm_notify+0xc0/0xc0 [ 324.254301] ? rcu_read_lock_sched_held+0x108/0x120 [ 324.259309] ? kmem_cache_alloc_trace+0x459/0x740 [ 324.264764] ? lock_downgrade+0x980/0x980 [ 324.268902] kernfs_mount_ns+0x13d/0x8b0 [ 324.272945] ? kernfs_super_ns+0x70/0x70 [ 324.276991] sysfs_mount+0xc2/0x1c0 [ 324.280599] ? sysfs_kill_sb+0x40/0x40 [ 324.284466] ? alloc_pages_current+0xbe/0x1e0 [ 324.288946] ? security_sb_copy_data+0x81/0xb0 [ 324.293512] mount_fs+0x66/0x2d0 [ 324.296861] vfs_kern_mount.part.26+0xc6/0x4a0 [ 324.301421] ? may_umount+0xa0/0xa0 [ 324.305035] ? _raw_read_unlock+0x22/0x30 [ 324.309162] ? __get_fs_type+0x8a/0xc0 [ 324.313039] do_mount+0xea4/0x2bb0 [ 324.316563] ? copy_mount_string+0x40/0x40 [ 324.320776] ? rcu_pm_notify+0xc0/0xc0 [ 324.324650] ? copy_mount_options+0x5f/0x2e0 [ 324.329042] ? rcu_read_lock_sched_held+0x108/0x120 [ 324.334048] ? kmem_cache_alloc_trace+0x459/0x740 [ 324.338872] ? kasan_check_write+0x14/0x20 [ 324.343086] ? _copy_from_user+0x99/0x110 [ 324.347215] ? copy_mount_options+0x1f7/0x2e0 [ 324.351690] SyS_mount+0xab/0x120 [ 324.355120] ? copy_mnt_ns+0xb30/0xb30 [ 324.358991] do_syscall_64+0x281/0x940 [ 324.362858] ? vmalloc_sync_all+0x30/0x30 [ 324.366984] ? _raw_spin_unlock_irq+0x27/0x70 [ 324.371461] ? finish_task_switch+0x1c1/0x7e0 [ 324.376112] ? syscall_return_slowpath+0x550/0x550 [ 324.381031] ? syscall_return_slowpath+0x2ac/0x550 [ 324.385940] ? prepare_exit_to_usermode+0x350/0x350 [ 324.390938] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 324.396283] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.401110] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 324.406278] RIP: 0033:0x4552d9 [ 324.409445] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 324.417135] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 324.424382] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 324.431633] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 324.438881] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 324.446127] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002e 2018/04/03 19:22:50 executing program 4: r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0xffffffff, 0x80000000, 0x10}, 0xc) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r0, 0x28, &(0x7f0000000080)}, 0x10) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x35c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x4, 0x4, 0x4, 0x9}, 0x3d1) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x100000001) getpid() bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000028000)={r2, &(0x7f0000000080), &(0x7f0000000240)="13"}, 0x20) close(r2) socketpair(0x77ef396e4622d428, 0x800, 0x1f, &(0x7f0000000100)) 2018/04/03 19:22:50 executing program 0: mkdir(&(0x7f00000000c0)='./file0\x00', 0x194) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') r0 = socket$kcm(0x29, 0x2, 0x0) socketpair$inet(0x2, 0x803, 0x6, &(0x7f00000001c0)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000200)={r1}) 2018/04/03 19:22:50 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000080)='.$\x00') 2018/04/03 19:22:50 executing program 1: mkdir(&(0x7f00000000c0)='./file0/bus\x00', 0x0) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) r1 = perf_event_open(&(0x7f0000000200)={0x5, 0x70, 0x0, 0x3, 0x0, 0x3, 0x0, 0x3e9c, 0x0, 0x8, 0x2, 0x3, 0x7, 0x9, 0x1e75b9ac, 0x2, 0x1, 0x8, 0x100000001, 0xffffffffffffffff, 0x4, 0x7fffffff, 0x7ff, 0x1, 0x3, 0x400, 0x7, 0x0, 0x80, 0x100000001, 0x9d64, 0x3, 0xffffffff, 0x9, 0xa36b, 0x586, 0x6, 0x5a, 0x0, 0x5, 0x4, @perf_config_ext={0xa9b, 0xfffffffffffff801}, 0x0, 0xfffffffffffffff8, 0xfe, 0x4, 0x8, 0x9, 0x40}, 0x0, 0x2, 0xffffffffffffffff, 0x9) ioctl$PERF_EVENT_IOC_DISABLE(r1, 0x2401, 0x10000) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000001c0)={r0, &(0x7f0000000080)="d59a3e6134499b989681be273027c922f5716157a0b8a96218b6ee228ddb1d8cd1532d7d05"}, 0x10) 2018/04/03 19:22:50 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) perf_event_open(&(0x7f000000a000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r6}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) recvmsg(r8, &(0x7f0000000040)={&(0x7f0000000400)=ANY=[], 0x0, &(0x7f0000000440)=[{&(0x7f0000000340)=""/181, 0xb5}], 0x1, &(0x7f0000006d40)=""/65, 0x41}, 0x0) 2018/04/03 19:22:50 executing program 5: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0x37ba, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000040)) 2018/04/03 19:22:50 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x73b, 0x9, 0x2, 0x4, 0x0, 0x3, 0x48000, 0x2, 0x8, 0x2, 0x8e45, 0x9, 0x200, 0x3, 0xde9, 0xfffffffffffffffd, 0x2, 0x3, 0x6, 0x7, 0xfffffffffffffffa, 0xaac, 0x2260b39b, 0x7fff, 0x1, 0x577e, 0x1, 0x7, 0x4ba2, 0x75, 0x3, 0x3, 0x40, 0xfffffffffffff895, 0x8000, 0xe8b, 0x0, 0x400, 0x2, @perf_bp={&(0x7f0000000000), 0x1}, 0x2000, 0x10001, 0x9, 0x7, 0x80000001, 0x1, 0x1}, 0xffffffffffffffff, 0x7, 0xffffffffffffff9c, 0xa) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000200)={&(0x7f00000000c0)='./file0\x00'}, 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x102d}, 0x2c) r3 = bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x6, 0x3, &(0x7f0000346fc8)=@framed={{0x18}, [], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) recvmsg$kcm(0xffffffffffffffff, &(0x7f00000045c0)={&(0x7f0000004300)=@hci={0x0, 0x0}, 0x80, &(0x7f0000004580)=[{&(0x7f0000004380)=""/8, 0x8}, {&(0x7f00000043c0)=""/176, 0xb0}, {&(0x7f0000004480)=""/242, 0xf2}], 0x3, 0x0, 0x0, 0xf14}, 0x1) bpf$PROG_LOAD(0x5, &(0x7f0000004600)={0xf, 0x10, &(0x7f0000000240)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x5}, @map={0x18, 0x6, 0x1, 0x0, r3}, @call={0x85, 0x0, 0x0, 0x7}, @generic={0x2, 0x6, 0x2, 0x48}, @initr0={0x18, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x80}, @map={0x18, 0x9, 0x1, 0x0, r2}, @alu={0x7, 0x6, 0x2, 0xf, 0xf, 0x50}, @ldst={0x3, 0x3, 0x0, 0xf, 0x0, 0xfffffff8, 0xfffffffffffffffc}], &(0x7f00000002c0)='syzkaller\x00', 0x80, 0xd4, &(0x7f0000000300)=""/212, 0x40f00, 0x1, [], r4}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000001c0)={r3, 0x0, 0x0, 0xb6, &(0x7f0000000000), &(0x7f0000000100)=""/182}, 0x28) 2018/04/03 19:22:50 executing program 6 (fault-call:1 fault-nth:47): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 324.561791] FAULT_INJECTION: forcing a failure. [ 324.561791] name failslab, interval 1, probability 0, space 0, times 0 [ 324.573200] CPU: 1 PID: 25754 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 324.580473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 324.589824] Call Trace: [ 324.592413] dump_stack+0x194/0x24d [ 324.596042] ? arch_local_irq_restore+0x53/0x53 [ 324.600712] ? __save_stack_trace+0x7e/0xd0 [ 324.605046] should_fail+0x8c0/0xa40 [ 324.608773] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 324.613866] ? kasan_kmalloc+0xad/0xe0 [ 324.617734] ? kmem_cache_alloc_trace+0x136/0x740 [ 324.622557] ? __memcg_init_list_lru_node+0x169/0x270 [ 324.627723] ? __list_lru_init+0x544/0x750 [ 324.631934] ? sget_userns+0x6b1/0xe40 [ 324.635799] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 324.640532] ? do_mount+0xea4/0x2bb0 [ 324.644220] ? SyS_mount+0xab/0x120 [ 324.647825] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 324.653172] ? find_held_lock+0x35/0x1d0 [ 324.657212] ? __lock_is_held+0xb6/0x140 [ 324.661256] ? check_same_owner+0x320/0x320 [ 324.665646] ? rcu_note_context_switch+0x710/0x710 [ 324.670557] should_failslab+0xec/0x120 [ 324.674511] kmem_cache_alloc_trace+0x4b/0x740 [ 324.679074] ? __kmalloc_node+0x33/0x70 [ 324.683030] ? __kmalloc_node+0x33/0x70 [ 324.686979] ? rcu_read_lock_sched_held+0x108/0x120 [ 324.691980] __memcg_init_list_lru_node+0x169/0x270 [ 324.696980] ? list_lru_add+0x7c0/0x7c0 [ 324.700933] ? __kmalloc_node+0x47/0x70 [ 324.704893] __list_lru_init+0x544/0x750 [ 324.708936] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 324.714799] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 324.719796] ? lockdep_init_map+0x9/0x10 [ 324.723838] sget_userns+0x6b1/0xe40 [ 324.727528] ? kernfs_sop_show_path+0x190/0x190 [ 324.732175] ? kernfs_sop_show_options+0x180/0x180 [ 324.737086] ? destroy_unused_super.part.6+0xd0/0xd0 [ 324.742173] ? check_same_owner+0x320/0x320 [ 324.746471] ? rcu_pm_notify+0xc0/0xc0 [ 324.750343] ? rcu_read_lock_sched_held+0x108/0x120 [ 324.755338] ? kmem_cache_alloc_trace+0x459/0x740 [ 324.760156] ? lock_downgrade+0x980/0x980 [ 324.764289] kernfs_mount_ns+0x13d/0x8b0 [ 324.768332] ? kernfs_super_ns+0x70/0x70 [ 324.772376] sysfs_mount+0xc2/0x1c0 [ 324.775982] ? sysfs_kill_sb+0x40/0x40 [ 324.779852] ? alloc_pages_current+0xbe/0x1e0 [ 324.784328] ? security_sb_copy_data+0x81/0xb0 [ 324.788888] mount_fs+0x66/0x2d0 [ 324.792233] vfs_kern_mount.part.26+0xc6/0x4a0 [ 324.796793] ? may_umount+0xa0/0xa0 [ 324.800400] ? _raw_read_unlock+0x22/0x30 [ 324.804528] ? __get_fs_type+0x8a/0xc0 [ 324.808394] do_mount+0xea4/0x2bb0 [ 324.811914] ? copy_mount_string+0x40/0x40 [ 324.816128] ? rcu_pm_notify+0xc0/0xc0 [ 324.819999] ? copy_mount_options+0x5f/0x2e0 [ 324.824388] ? rcu_read_lock_sched_held+0x108/0x120 [ 324.829381] ? kmem_cache_alloc_trace+0x459/0x740 [ 324.834202] ? kasan_check_write+0x14/0x20 [ 324.838413] ? _copy_from_user+0x99/0x110 [ 324.842539] ? copy_mount_options+0x1f7/0x2e0 [ 324.847018] SyS_mount+0xab/0x120 [ 324.850453] ? copy_mnt_ns+0xb30/0xb30 [ 324.854322] do_syscall_64+0x281/0x940 [ 324.858186] ? vmalloc_sync_all+0x30/0x30 [ 324.862309] ? _raw_spin_unlock_irq+0x27/0x70 [ 324.866780] ? finish_task_switch+0x1c1/0x7e0 [ 324.871252] ? syscall_return_slowpath+0x550/0x550 [ 324.876158] ? syscall_return_slowpath+0x2ac/0x550 [ 324.881063] ? prepare_exit_to_usermode+0x350/0x350 [ 324.886057] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 324.891400] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.896221] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 324.901387] RIP: 0033:0x4552d9 [ 324.904553] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:50 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000003c0)) 2018/04/03 19:22:50 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') mkdir(&(0x7f0000000700)='./file0/bus\x00', 0x4) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f00000000c0)={0xffffffffffffffff}) recvmsg(r0, &(0x7f00000006c0)={&(0x7f00000001c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000000580)=[{&(0x7f0000000380)=""/225, 0xe1}, {&(0x7f0000000280)=""/48, 0x30}, {&(0x7f00000002c0)=""/69, 0x45}, {&(0x7f0000000480)=""/194, 0xc2}], 0x4, &(0x7f00000005c0)=""/208, 0xd0, 0x1ff}, 0x2100) [ 324.912239] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 324.919487] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 324.926734] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 324.933983] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 324.941232] R13: 00000000000003fa R14: 00000000006f9010 R15: 000000000000002f 2018/04/03 19:22:50 executing program 4: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) socketpair$inet(0x2, 0xf, 0x7, &(0x7f0000000040)) perf_event_open(&(0x7f000000a000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) 2018/04/03 19:22:50 executing program 5: recvmsg(0xffffffffffffffff, &(0x7f0000346fc8)={&(0x7f0000000040)=@ll, 0x80, &(0x7f0000000000)=[{&(0x7f00000b4000)=""/15, 0xf}, {&(0x7f0000f6afa9)=""/87, 0x57}, {&(0x7f00008e3f35)=""/203, 0xcb}, {&(0x7f00000000c0)=""/2, 0x2}], 0x4, &(0x7f0000a01f13)=""/237, 0xed, 0x3}, 0x0) socketpair(0x7, 0xa, 0x10001, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000340)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x10}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xb, 0x1ffffffffffffc90, &(0x7f00000001c0)=@raw=[@call={0x85, 0x0, 0x0, 0x1d}, @alu={0x4, 0x1, 0xd, 0x3, 0x0, 0x10, 0xfffffffffffffff0}, @map={0x18, 0x4, 0x1, 0x0, r0}, @alu={0x7, 0x0, 0xb, 0x1, 0x9, 0x50, 0x4}], &(0x7f0000000200)='GPL\x00', 0x40, 0xfb, &(0x7f0000000240)=""/251, 0x0, 0x1}, 0x48) 2018/04/03 19:22:50 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x8) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:50 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) r0 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0/bus\x00', 0x0, 0x10}, 0x10) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000200)=r0, 0x4) socketpair(0x1, 0x80000, 0x6bb2, &(0x7f00000001c0)) 2018/04/03 19:22:50 executing program 2: recvmsg(0xffffffffffffffff, &(0x7f00000017c0)={&(0x7f0000000180)=@ethernet={0x0, @local}, 0x80, &(0x7f0000003880)=[{&(0x7f00000000c0)=""/100, 0x64}, {&(0x7f0000003940)=""/4096, 0xf3d}, {&(0x7f0000005940)=""/4096, 0x1000}, {&(0x7f0000002880)=""/4096, 0x1000}, {&(0x7f0000001200)=""/196, 0x87}, {&(0x7f0000000140)=""/15, 0xf}, {&(0x7f0000001300)=""/115, 0x73}, {&(0x7f0000001380)=""/192, 0xc0}, {&(0x7f0000001440)=""/148, 0x94}], 0x9, &(0x7f00000016c0)=""/217, 0xd9}, 0x10000) socketpair$inet(0x1e, 0x4, 0x0, &(0x7f0000000000)={0x0, 0xffffffffffffffff}) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000080)) r1 = socket$kcm(0x29, 0x2, 0x0) recvmsg$kcm(r1, &(0x7f0000001540)={&(0x7f0000001640)=@in={0x0, 0x0, @broadcast}, 0x80, &(0x7f0000001580), 0x0, &(0x7f00000015c0)=""/128, 0x80}, 0x0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000040)) sendmsg(r0, &(0x7f0000001840)={&(0x7f0000f18000)=@in={0x1e, 0x0, @multicast1=0xe0000001}, 0x80, &(0x7f0000000100), 0x0, &(0x7f0000000200)}, 0x4048854) 2018/04/03 19:22:50 executing program 6 (fault-call:1 fault-nth:48): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 325.023039] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:50 executing program 0: mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f00000000c0)='debugfs\x00', 0x2000000, &(0x7f0000000280)="4ccbcbc411fe13cbc4fa3521cb61397dbddc0708ae9a28cd2fbe38d3c70370a69a371f358d46c18cc8bd6e37fbb6d9028b638853aa0bb43aeebc8711dfeda11ed51855f8780de70f7a6743379cfcf56e389f0c0fa842493beb48baa5ce2b81e9") bpf$OBJ_GET_PROG(0x7, &(0x7f00000001c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) 2018/04/03 19:22:50 executing program 4: mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='cgroup\x00', 0x1002, &(0x7f00000016c0)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000200)={&(0x7f00000001c0)='./file0/file0\x00'}, 0x10) r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0x3, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000280)='./file0/file0\x00', 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) socketpair(0x0, 0x0, 0x9, &(0x7f0000000100)) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0/file0\x00'}, 0x10) 2018/04/03 19:22:50 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0xfffffffffffffffd) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:50 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000080)={0x1, 0x0, [0x0]}) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0xffffffff) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) [ 325.263510] FAULT_INJECTION: forcing a failure. [ 325.263510] name failslab, interval 1, probability 0, space 0, times 0 [ 325.274920] CPU: 0 PID: 25788 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 325.282200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.291548] Call Trace: [ 325.294127] dump_stack+0x194/0x24d [ 325.297736] ? arch_local_irq_restore+0x53/0x53 [ 325.302384] ? __save_stack_trace+0x7e/0xd0 [ 325.306692] should_fail+0x8c0/0xa40 [ 325.310388] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 325.315472] ? kasan_kmalloc+0xad/0xe0 [ 325.319339] ? kmem_cache_alloc_trace+0x136/0x740 [ 325.324162] ? __memcg_init_list_lru_node+0x169/0x270 [ 325.329328] ? __list_lru_init+0x544/0x750 [ 325.333544] ? sget_userns+0x6b1/0xe40 [ 325.337411] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 325.342146] ? do_mount+0xea4/0x2bb0 [ 325.345840] ? SyS_mount+0xab/0x120 [ 325.349454] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 325.354800] ? find_held_lock+0x35/0x1d0 [ 325.358846] ? __lock_is_held+0xb6/0x140 [ 325.362898] ? check_same_owner+0x320/0x320 [ 325.367201] ? rcu_note_context_switch+0x710/0x710 [ 325.372119] should_failslab+0xec/0x120 [ 325.376079] kmem_cache_alloc_trace+0x4b/0x740 [ 325.380640] ? __kmalloc_node+0x33/0x70 [ 325.384613] ? __kmalloc_node+0x33/0x70 [ 325.388570] ? rcu_read_lock_sched_held+0x108/0x120 [ 325.393571] __memcg_init_list_lru_node+0x169/0x270 [ 325.398568] ? list_lru_add+0x7c0/0x7c0 [ 325.402524] ? __kmalloc_node+0x47/0x70 [ 325.406487] __list_lru_init+0x544/0x750 [ 325.410534] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 325.416401] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 325.421406] ? lockdep_init_map+0x9/0x10 [ 325.425450] sget_userns+0x6b1/0xe40 [ 325.429143] ? kernfs_sop_show_path+0x190/0x190 [ 325.433795] ? kernfs_sop_show_options+0x180/0x180 [ 325.438705] ? destroy_unused_super.part.6+0xd0/0xd0 [ 325.443798] ? check_same_owner+0x320/0x320 [ 325.448102] ? rcu_pm_notify+0xc0/0xc0 [ 325.451978] ? rcu_read_lock_sched_held+0x108/0x120 [ 325.456974] ? kmem_cache_alloc_trace+0x459/0x740 [ 325.461794] ? lock_downgrade+0x980/0x980 [ 325.465930] kernfs_mount_ns+0x13d/0x8b0 [ 325.469974] ? kernfs_super_ns+0x70/0x70 [ 325.474031] sysfs_mount+0xc2/0x1c0 [ 325.477636] ? sysfs_kill_sb+0x40/0x40 [ 325.481505] ? alloc_pages_current+0xbe/0x1e0 [ 325.485983] ? security_sb_copy_data+0x81/0xb0 [ 325.490547] mount_fs+0x66/0x2d0 [ 325.493898] vfs_kern_mount.part.26+0xc6/0x4a0 [ 325.498461] ? may_umount+0xa0/0xa0 [ 325.502069] ? _raw_read_unlock+0x22/0x30 [ 325.506196] ? __get_fs_type+0x8a/0xc0 [ 325.510069] do_mount+0xea4/0x2bb0 [ 325.513605] ? copy_mount_string+0x40/0x40 [ 325.517838] ? rcu_pm_notify+0xc0/0xc0 [ 325.521714] ? copy_mount_options+0x5f/0x2e0 [ 325.526101] ? rcu_read_lock_sched_held+0x108/0x120 [ 325.531099] ? kmem_cache_alloc_trace+0x459/0x740 [ 325.535925] ? kasan_check_write+0x14/0x20 [ 325.540141] ? _copy_from_user+0x99/0x110 [ 325.544272] ? copy_mount_options+0x1f7/0x2e0 [ 325.548749] SyS_mount+0xab/0x120 [ 325.552183] ? copy_mnt_ns+0xb30/0xb30 [ 325.556052] do_syscall_64+0x281/0x940 [ 325.559917] ? vmalloc_sync_all+0x30/0x30 [ 325.564048] ? finish_task_switch+0x1c1/0x7e0 [ 325.568525] ? syscall_return_slowpath+0x550/0x550 [ 325.573437] ? syscall_return_slowpath+0x2ac/0x550 [ 325.578347] ? prepare_exit_to_usermode+0x350/0x350 [ 325.583343] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 325.588688] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 325.593518] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 325.598688] RIP: 0033:0x4552d9 [ 325.601857] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 325.609547] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 325.616794] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 325.624046] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 325.631295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 325.638543] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000030 2018/04/03 19:22:51 executing program 5: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x7, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x1f, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x9, 0x32d, &(0x7f00001a7f05)=""/251}, 0x48) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xf, 0x3, 0x4, 0x2, 0x0, r0, 0x18e7}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001180)={r1, &(0x7f00000000c0)="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", &(0x7f00000010c0)="eb1a5cc1073a61a9f176395e4a18df03e583d0400c65160d64c6e6ce6615a0c1cebc8e077e366e1346d4a25a7ff5f87d6fa61a6891e9c17b893d7b1ab4bebae5b37c9a6541af43404e5671dc44aa471a488b9b1682a01858bdf6bc550224508070084813ff24957b53df90a6e599a72d738728c565ff444fb58b6ac9fafdbf3321177f5cca00a1b23d53fc2353ad2e9d6361f720312320b3", 0x3}, 0x20) 2018/04/03 19:22:51 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000880)=0x4, 0x4) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000007c0)={0xffffffffffffffff}) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000780)={&(0x7f00000001c0)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, 0x80, &(0x7f0000000680)=[{&(0x7f00000000c0)=""/248, 0xf8}, {&(0x7f0000000280)=""/182, 0xb6}, {&(0x7f0000000480)=""/22, 0x16}, {&(0x7f00000004c0)=""/80, 0x50}, {&(0x7f0000000540)=""/34, 0x22}, {&(0x7f0000000580)=""/214, 0x2cd}], 0x6, &(0x7f0000000700)=""/88, 0x58, 0x9}, 0x2000) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000003c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') r2 = gettid() perf_event_open(&(0x7f0000000800)={0x3, 0x70, 0x5, 0x9a, 0x4, 0x1000, 0x0, 0x6, 0x10080, 0xb, 0x5bfc, 0x5, 0xffff, 0x7fffffff, 0x5, 0x7fff, 0x8001, 0x4, 0x8000, 0xc6, 0x4, 0x0, 0x9, 0x4, 0x2, 0xffffffffffffffe0, 0x40, 0x8, 0x7fffffff, 0x101, 0x5, 0x3f, 0x4, 0x8000, 0x481, 0xfffffffffffffe00, 0x40, 0x7, 0x0, 0xffff, 0x2, @perf_config_ext={0x4, 0x9}, 0x0, 0x5, 0x6, 0x2, 0x3, 0x9a, 0x7}, r2, 0x10, r1, 0x1) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000440)) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) 2018/04/03 19:22:51 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x0, 0x1, &(0x7f0000000040)=ANY=[@ANYPTR64=&(0x7f00000003c0)=ANY=[@ANYPTR64=&(0x7f0000000000)=ANY=[@ANYPTR], @ANYPTR64=&(0x7f0000000080)=ANY=[@ANYBLOB="0c4773847cfd151eb024a3aef1158847f59c2947f529ab78b791fb86208b1db34e7dbec691fe176ad6c40700edd852f19d23b000089ffdec1b9cb95ac9674e9d39174962caa873faadff72dc2acffb2ea3b9afb1c3afa2703115176f6db8e4753247f9b6e54e6a4a5d00b12de4ee75216288a0c4b7459d0c2cd00a9de06fa7cb01adde503341f0de8517c314b4174b763348193c946fcc7cf00e879e56778077c5d5d657216dba652dd02cc3df28596039abf7af2bb9b8c8f718ac9adccf2cc6cb3590eb3097b57fbcb4b9a66f9216e4", @ANYRES64, @ANYRES64, @ANYRES16, @ANYRES32, @ANYPTR, @ANYRES32, @ANYRES32], @ANYPTR=&(0x7f00000002c0)=ANY=[@ANYPTR64, @ANYPTR64, @ANYRES64, @ANYBLOB="e17053dceafc0c41271cbb", @ANYRES32, @ANYRES32, @ANYRES16, @ANYRES64, @ANYRES16], @ANYRES32, @ANYRES64, @ANYRES16, @ANYRES32, @ANYRES16]], &(0x7f0000000640)="47504c00bc3047629662c71f3f5f26c0b48bec3e7ba6eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xce, &(0x7f0000000180)=""/206}, 0x48) r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000440)={&(0x7f0000000400)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000004c0)={r0, 0x28, &(0x7f0000000480)}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x7, 0x5, &(0x7f0000000040)=@framed={{0x18}, [@jmp={0x5}], {0x95}}, &(0x7f0000000200)='syzkaller\x00', 0x2080000001, 0xbb, &(0x7f0000000300)=""/187}, 0x48) 2018/04/03 19:22:51 executing program 1: socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0xf, 0x9, &(0x7f0000000180)=ANY=[@ANYBLOB="180000006571000000000000030000000006010040000000000000000000000018000000ff0000000000000001000000950000000000000000000000000000009500000000000000f465c97a2667bdd93bbda8f754bcd77979c21f1b80b21d767c241235a1b030a0838aad76"], &(0x7f00000006c0)='GPL\x00', 0x2, 0x73, &(0x7f0000000700)=""/115, 0x40f00, 0x1}, 0x48) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000800)=r2, 0x4) r3 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0x10, 0x2, 0xe00000000000, 0xfc36, 0x4, 0xffffffffffffff9c, 0x40}, 0x2c) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000140)={r3, 0x28, &(0x7f0000000100)}, 0x10) recvmsg(r1, &(0x7f0000000080)={&(0x7f00000002c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @ipv4}}}, 0x80, &(0x7f0000000000)=[{&(0x7f0000000840)=""/4096, 0x1000}], 0x1, &(0x7f0000000340)=""/248, 0xf8, 0x3}, 0x20) ioctl$sock_kcm_SIOCKCMUNATTACH(r4, 0x89e1, &(0x7f0000000440)={r1}) mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000280)='./file0/bus\x00', &(0x7f0000000240)="73236e00007eb7c7f52dd1d6", 0x2000, &(0x7f00000004c0)) 2018/04/03 19:22:51 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000080)='./file0\x00', 0x2) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:51 executing program 2: 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, 0x1) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x4) r3 = perf_event_open(&(0x7f00000000c0)={0x4, 0x70, 0x0, 0x7ff, 0x92, 0x401, 0x0, 0x6, 0x2, 0xa, 0x5, 0xe3ec, 0x4, 0xffff, 0x100000001, 0x1, 0x8b3c, 0x1ff, 0x3d0, 0x1, 0x80000001, 0x3f, 0x0, 0x8, 0x9, 0x9, 0x2, 0x7d, 0x42e, 0x7fff, 0x2, 0x5, 0x1, 0x0, 0xd87, 0x80000000, 0x49ef, 0x1, 0x0, 0x5, 0x0, @perf_bp={&(0x7f0000000080), 0x1}, 0x1803, 0xfffffffffffff1a7, 0x0, 0x6, 0x5, 0x0, 0xffea}, 0x0, 0x4, r0, 0x1) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0xf, 0x2, 0x1f, 0x0, 0x1c, 0xffffffffffffff9c}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000240)={&(0x7f0000000180)='./file0\x00', r4}, 0x10) close(r3) perf_event_open(&(0x7f0000000300)={0x0, 0x70, 0x101, 0x800, 0x3, 0x101, 0x0, 0x2, 0x10040, 0x2, 0x5, 0x4d49, 0x6, 0x200, 0x10000, 0x0, 0x1, 0xfffffffffffff801, 0x0, 0x80000000, 0x162, 0x8000, 0x400, 0x101, 0x93, 0x8000, 0x0, 0x3, 0x200, 0x400, 0x40, 0x10000, 0x8, 0x3, 0x7fffffff, 0x5, 0x1, 0x1f, 0x0, 0x100, 0x0, @perf_bp={&(0x7f00000002c0), 0x9}, 0x20000, 0x9, 0x8, 0x0, 0x2, 0xffffffffffffff5c, 0x6}, r2, 0xa, r1, 0x8) close(r0) mount(&(0x7f0000000400)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000440)="1d2e366679938d4d7b7abcd0f97a94e5d2d23b6a153b534a8bc0c04b6873662e1b18f1078b077df3e55aeb75dd04d3697d8e7c3850e817cdbd4e15afe488a1fcca6957c1fb7d368664909e10ce5d9c2f25e1d2f4c1a750ffd391b660b387882247f7ab6fe3a4d9035bfd632a4d5dc7c0dae1132ac56fb476ff0245d4e536865ca47a868a1b84624f1f4181401fe82b21a5513cfc1f837a1e08cda5c4ae6d7092d96f8f3e170a6095f3a0fe83d8", 0x20020, &(0x7f0000000500)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc857e75c2ecafb1104058d8843") socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000680)) close(r1) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000700)={&(0x7f00000006c0)='./file0\x00', 0x0, 0x18}, 0x10) socketpair(0x11, 0x6, 0x7fff, &(0x7f00000005c0)) perf_event_open(&(0x7f0000000380)={0x0, 0x70, 0x9, 0xffff, 0x1000, 0x3ff, 0x0, 0xffffffff80000000, 0x40000, 0x8, 0x1000, 0x3, 0x1, 0x4, 0x0, 0x1e64a00000000, 0x8001, 0x6, 0xffffffff, 0x4, 0x6, 0x242, 0x2, 0xa4, 0x8, 0xfff, 0xf77f, 0x401, 0x5727, 0x3, 0x80000000, 0xffffffffffff7fff, 0x6, 0xffffffffffffffa7, 0x8, 0xffffffff7fffffff, 0xff, 0x8, 0x0, 0x4, 0x4, @perf_config_ext={0xade4, 0x5}, 0x10000, 0x8, 0x6, 0x7, 0x2, 0x6, 0x2}, r2, 0x5, r0, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x40042409, 0x1) gettid() socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000580)={r4, 0x28, &(0x7f0000000280)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000640)={r7, 0x35bf5e58, 0x18}, 0xc) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r6, 0x40042409, 0x0) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) ioctl$PERF_EVENT_IOC_PERIOD(r5, 0x40082404, &(0x7f0000000600)) perf_event_open(&(0x7f0000000780)={0x7, 0x70, 0x3, 0x3f, 0x429, 0x7, 0x0, 0x5, 0x2000, 0x1, 0x9, 0x1, 0x0, 0x7, 0x7, 0x3f, 0x6, 0xffff, 0x7, 0x3, 0x15b, 0x3f, 0x1, 0x1f, 0xfffffffffffffff9, 0x6, 0x0, 0x8000, 0x1, 0x7, 0x3, 0x42a, 0x2, 0x2, 0x1527, 0x7, 0x9, 0xffff, 0x0, 0x6, 0x7, @perf_bp={&(0x7f0000000740)}, 0x2000, 0x7, 0x3, 0x7, 0xf918, 0x3f, 0x10000}, r2, 0x5, r3, 0x2) 2018/04/03 19:22:51 executing program 6 (fault-call:1 fault-nth:49): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:51 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) perf_event_open(&(0x7f000000a000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r6}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) recvmsg(r8, &(0x7f0000000040)={&(0x7f0000000400)=ANY=[], 0x0, &(0x7f0000000440)=[{&(0x7f0000000340)=""/181, 0xb5}], 0x1, &(0x7f0000006d40)=""/65, 0x41}, 0x0) [ 326.191661] FAULT_INJECTION: forcing a failure. [ 326.191661] name failslab, interval 1, probability 0, space 0, times 0 [ 326.202933] CPU: 0 PID: 25830 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 326.210200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.219536] Call Trace: [ 326.222108] dump_stack+0x194/0x24d [ 326.225719] ? arch_local_irq_restore+0x53/0x53 [ 326.230366] ? __save_stack_trace+0x7e/0xd0 [ 326.234670] should_fail+0x8c0/0xa40 [ 326.238362] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.243441] ? kasan_kmalloc+0xad/0xe0 [ 326.247302] ? kmem_cache_alloc_trace+0x136/0x740 [ 326.252120] ? __memcg_init_list_lru_node+0x169/0x270 [ 326.257282] ? __list_lru_init+0x544/0x750 [ 326.261501] ? sget_userns+0x6b1/0xe40 [ 326.265387] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 326.270119] ? do_mount+0xea4/0x2bb0 [ 326.273807] ? SyS_mount+0xab/0x120 [ 326.277411] ? do_syscall_64+0x281/0x940 [ 326.281449] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 326.286791] ? find_held_lock+0x35/0x1d0 [ 326.290829] ? __lock_is_held+0xb6/0x140 [ 326.294872] ? check_same_owner+0x320/0x320 [ 326.299169] ? rcu_note_context_switch+0x710/0x710 [ 326.304080] should_failslab+0xec/0x120 [ 326.308033] kmem_cache_alloc_trace+0x4b/0x740 [ 326.312589] ? __kmalloc_node+0x33/0x70 [ 326.316536] ? __kmalloc_node+0x33/0x70 [ 326.320489] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.325481] __memcg_init_list_lru_node+0x169/0x270 [ 326.330474] ? list_lru_add+0x7c0/0x7c0 [ 326.334424] ? __kmalloc_node+0x47/0x70 [ 326.338377] __list_lru_init+0x544/0x750 [ 326.342417] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 326.348276] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 326.353267] ? lockdep_init_map+0x9/0x10 [ 326.357303] sget_userns+0x6b1/0xe40 [ 326.360992] ? kernfs_sop_show_path+0x190/0x190 [ 326.365638] ? kernfs_sop_show_options+0x180/0x180 [ 326.370541] ? destroy_unused_super.part.6+0xd0/0xd0 [ 326.375620] ? check_same_owner+0x320/0x320 [ 326.379915] ? rcu_pm_notify+0xc0/0xc0 [ 326.383779] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.388769] ? kmem_cache_alloc_trace+0x459/0x740 [ 326.393587] ? lock_downgrade+0x980/0x980 [ 326.397713] kernfs_mount_ns+0x13d/0x8b0 [ 326.401751] ? kernfs_super_ns+0x70/0x70 [ 326.405788] sysfs_mount+0xc2/0x1c0 [ 326.409390] ? sysfs_kill_sb+0x40/0x40 [ 326.413253] ? alloc_pages_current+0xbe/0x1e0 [ 326.417726] ? security_sb_copy_data+0x81/0xb0 [ 326.422296] mount_fs+0x66/0x2d0 [ 326.425638] vfs_kern_mount.part.26+0xc6/0x4a0 [ 326.430753] ? may_umount+0xa0/0xa0 [ 326.434361] ? _raw_read_unlock+0x22/0x30 [ 326.438484] ? __get_fs_type+0x8a/0xc0 [ 326.442346] do_mount+0xea4/0x2bb0 [ 326.445868] ? copy_mount_string+0x40/0x40 [ 326.450077] ? rcu_pm_notify+0xc0/0xc0 [ 326.453943] ? copy_mount_options+0x5f/0x2e0 [ 326.458326] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.463316] ? kmem_cache_alloc_trace+0x459/0x740 [ 326.468135] ? kasan_check_write+0x14/0x20 [ 326.472344] ? _copy_from_user+0x99/0x110 [ 326.476469] ? copy_mount_options+0x1f7/0x2e0 [ 326.480941] SyS_mount+0xab/0x120 [ 326.484371] ? copy_mnt_ns+0xb30/0xb30 [ 326.488237] do_syscall_64+0x281/0x940 [ 326.492098] ? vmalloc_sync_all+0x30/0x30 [ 326.496222] ? _raw_spin_unlock_irq+0x27/0x70 [ 326.500691] ? finish_task_switch+0x1c1/0x7e0 [ 326.505159] ? syscall_return_slowpath+0x550/0x550 [ 326.510066] ? syscall_return_slowpath+0x2ac/0x550 [ 326.514970] ? prepare_exit_to_usermode+0x350/0x350 [ 326.519960] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 326.525298] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.530118] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 326.535281] RIP: 0033:0x4552d9 [ 326.538446] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 326.546130] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 326.553372] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 326.560616] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 326.567861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 326.575106] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000031 2018/04/03 19:22:52 executing program 6 (fault-call:1 fault-nth:50): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 326.618556] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:52 executing program 4: r0 = perf_event_open(&(0x7f00000000c0)={0x4, 0x70, 0x0, 0x7, 0x961d, 0x3, 0x0, 0x100000001, 0x200, 0x3, 0x101, 0xaa42, 0xfff, 0x1, 0x3f2, 0x0, 0x4, 0xfff, 0xff, 0x0, 0xfffffffffffffffd, 0x100, 0x2, 0x5bc, 0xfff, 0x9f28, 0x1f, 0x6, 0x5, 0x6, 0x9, 0xebea, 0x4, 0x0, 0x54, 0x8, 0x10001, 0x9, 0x0, 0x8, 0x1, @perf_bp={&(0x7f0000000080), 0xf}, 0x1, 0x40, 0x1, 0x7, 0x1, 0x7}, 0x0, 0x5, 0xffffffffffffff9c, 0x2) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000180)=0xffffffff, 0x4) socketpair(0x1, 0x3, 0xfffffffffffffffa, &(0x7f00000002c0)) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r1, 0xffffffffffffffc6, &(0x7f00000001c0)}, 0x10) socketpair(0x4, 0xe, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x1) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000280)={0x0, r2, 0x7, 0x3}, 0x14) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000040)) perf_event_open(&(0x7f0000014f88)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/03 19:22:52 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x90) mount(&(0x7f00000019c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f00000018c0)="517fc564e375039bd6a2672c00e556092314f8a3e6bc301ad88ac51533d1ad9a2c3b8b641cf658ada4262145f7837c643ca64ff23b48da07232164051d3e742beabeaa53ef0f0140a0940c0500f098793c976c39874ef3dac5866353f30e7c81b26a037c80252e7eb6d6af6236abe964d07765a6a9d66e1f592eaa7426d50dae3271116f4ee3046ee2f3d102a954349a5662") socketpair(0x4, 0x5, 0x7, &(0x7f0000000040)={0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000000c0)={r0, 0x50, &(0x7f00000001c0)}, 0x10) sendmsg(r0, &(0x7f0000001880)={&(0x7f0000000240)=@ethernet={0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80, &(0x7f0000001740)=[{&(0x7f00000002c0)="789d5d82d7edec964cbc39e402979d91664bf25332990e9b6a11d38e4c1e25107508807a6de43463b78755559634b26d2db8def3ab85e2cf443c647ce363b0bb5abcfb7c3380d39cd8bfa5833c3b3779484ca6571a3da3b9a980aaebfcf6e220815dd3385922a662419bbc37e9d7b68341263cfefd8a7bf9401f0dfa00935fe54a84c5d3c54b2f973155dd59dfbd23b0282dc2d2791e0f6e85099a703e70a25685cbeaf9c9e86d2cc22a491e3c351bde9c6f47c82aa32ead094dfe83895cf068127aaab3c243fd776efbbe877f8ebd4a6f150a4bdd64a0c56928d8e4e48982a16003d854e891a1397bb52ad715fd49c03fe771ebaf1bc41c9585dd169ce82d72efa6029c14262c7222eab27ca8a0b3f8fad2763ff262173ecc88da1b8937f9e96a4695ee1a9c7071883cd29c608b4804dc46df5e2520d535e69dcc935feb9576ebe47fd3213d64bc59fc469e970ffffa139da01d003f09bd80d0c6d70fa8796f1b3abca1248825c6b51c640eb30e4ff6e726b204cc6e3d8411245d4f4d0874718efdb1445fe1cf5886bb8ec481f086544a14feeb3a83246a54da4d3116b6379d734749428497948b92983e3b206e112576107861892178e6967d10cff890068826064324e611eb33346e16637c20ee462983dfdc8e1afe0cbc3975cff095a15f947a7578bd69991d2a6a9016e7d3887ae1566a5d123585cc95c9a37e9e0cfb1515b59bb0b773fa124d125cdb4d50395bc6cca215c012e332051bc049231318a3631a5c38cac4580c53a2f538225c283e3325f6178afeb287644843799c1aa8e4d8d2c2a7a67672eca1c3ec728fd0c7bae215db77a3ca3f3cf663e2b4dddfe47798701f780becd55679b9b4c96fac3ae0bb0d8eef3a332390d888abb02dd91fc5fe67a11fe800d2f50c667af3840075a1296cf15dc941b01495ea37722831abe1104690316c0d1ffd29f95d896d4e307fea199e637f27503e0b3d833b32028f92834948d2842f83ba8153b4faa7ae1348ae620540ae620a2c52426817f6db0539cbef56a527bdb22f619993548c1346ca8d564cef96ccd71f26c5dacf8689290e46cc4f3445806248f6dfe7dfb4b9ea97845d7dc654e521035f4c96e6373db94cd6717f6459bd89522ec3a340d7e05d87b86e663a9d6b89c2352b87d9c2a4fd89410c7adea82b382d3c8e205877e5dae7cc49be72c36a9208727fda895bbc42b661e5b1f09ed03d6127a8df8b5491d7df4a0fb011da232ba2de54d43d006996a52751fca98baba4accdaa250b3c75defb0cdec6c73fbe36b892d9f9dadf19766186a93f129b2efe0a10db89cf81282cbf7eb164907176caa0cdf0d16d32e7be4bbaa6bac3eca5ee065b704c374981f877b8364e1540c2b495dfdfa202031c20a14560a764217dbb91e7e006e9077d2f504ec9db91294b280709aecba90bc4b0b911d699d1862b586ab86401fb3e97af9f1ebe2dd955bd66f9c507afe06fbb42119ec88163d74018557176b012072684e3cfb64d0e7f57c9458ca49293d57940f2012ee623a33788b42cc6416eac4a1fdedfac698d142ef8cdf6df0dbf6573fbf09c68fa75e5bd7de01acf5b27da9418088203fb72028103427de7f1039e6c343bf9a7487ad5332f7e44d38cf79929a7c9cb1d6986a73d3208f41023c125e45ab6cece856c3db2abd77c7e4c89aba6d459766221e3ddda6bf46df39066ae66a0c52f9d296f7d46cc445981b9411a6dc879594996f5f61036c68e062179106846f7df5955361512b7c1fb5ad3270378bd490e37be70a6d291507b1f522f1bb35e4096defb489e49485201673838f73b449bd3b03a19f9d76a64a83ca033fece2a32e96691b109d978e84c7a01568f8303f074a3082fc6e26c6a97da8da7ee0d604fd2265b75cc32862bde20f91fa61c43ce494e1d7def7b56ae7a0795c8f7d55865aa2fe0ae0d7776eeaddebec179500b804d1a2e4e5a06c0dd2db1b5936593e1ee7a0268542f8bd432052027c9e3fbf4edaa5fe1e5e55ff564a9cbad4e9b96b3e9d545fc11b2df6b6e9714699ba700cc26008c4049d7cfba1d575608a745ed5d353e2852bfb41a3c929c4d7ee4f78645ead4e0af0493a8e9aa982ebfbaaab012efcb55f221a19bbc0370b4125deeee6452d5a52095f54bcb499af534b2417ada43f34e4a599fa4dda22c04eed4574772dcf1fa6f6cbe69e91643d3d56b20b587ff418e7327bfe7ddc6d4f574e9b4f646e269377bd274be6e57c7ef7d0473af2548511b072aad8173534b9ec495241e5dae19aeb785c1f43990daa9c904e357d554a5e21fa4a948e60f137b03d460a6747624d809366c74703bf55cbe2e7cbb61a948ce7e068f735c3254ddc4bdbae976b0a4c810e8abf8d061d697b3fd4224eef61b9083851c6d14222aeb395998bb7593953fd31040aaad624ea4d4ce0ea3f0698efb01260654b0d5ecb27ee23c5df6df39399a5441b75cba7a8e501d512cc13f911c5a8537c3262e7e252559e4527ade0c34dc9a5fd3a4b1149476384149a532215b115d47a02347c8e67edf5915d350a5143228340a984a95bc6b9d3af70da27a1a6aedb38bae4297fd14efd8e82fe048d7836a37f5ad6ccdf56e8451fbed253cbe6e91e42b7f6ab19b17807d30f93380108cadfc3ed2ef739ecedf49835ef48d15f756ce0a473af812e2c13f28f2a804dffc187b13ac8e4bb3ae01a38ad95eddb58a1210e45cbdb6f7b34eb17facd54c50fe44e8fbdef40ce285b3ca1a3948d7003ddd1a3224af81cfb75a1a85f23744380e7200721c8e2ac0b4312ff1211fc376eee188b6995a400c664d1f19233d83bd4a5c2dc632dd86a246e3751d4c70e1a28dc9df16e962dba257341845196b9e720140e52d28d0f92b74c1f0973b502308458f7acb423bc67e2f1d380e6fa6bf62a4e82d01be7a9dd08ec3cdb64a1179f7d4e642709d359813a162237fe2e1822a1ffd969d35477156b7be9febd7fa363bf92505f4f91d20df535d73b54ec3ca5c5363ddb0751a5fe64d58fa5774ec82cb692b52d9e1fef362722627bc6050effd82b5bfb7208a0dcd7e0276c62734377807bbff59da8083bf9c63f7ea6d42955987fed17f3c24ad33fc26fdd6c8fdf1547babc55c4f2992d078a9d127c952f78e85fed253c3fe594bd49bb2efda971963dcb7bae6822f0a2d9514d8a46745f7ccac5b55f8f28fb7ff3be20880c26b0c01c4d9d089f986bb4b5f00cdebcef038f28a39c2b077c0fa8e9f9958063b34fc21f71eaefa5052bc33850d7d652ad08ff719863a282d90df9a4d3dc02877fea1c189aa3dddd6aa2d1cb2ca21c395834a134b159d9f2b17c3e830f38fe5be73feddb057c0bdcbb46c97b09c1119c9e32f13d659f8a9a50db2961795a619e8701fdcba9b0400f73e01ddc6a66dcda81a01b4f39e36ea2476bb5effad1e345eda6b59ea35406efab88721bc56eba6a7700cbbe23fb0adc6a776f244ee5fe50fa90104ea6c2a51e9eec0c4b47956f70a490e7d0278ea974bc2c861b0c12d301c5767eee55308198ebb113b0c13c3a498df77157c58cb6775cde2b82f399fb10245fb81dfbd40b2b6a8866a4dec62b4560fbc0a45acd4ae7e056840fe2a1b0734a5f176cfa56be75ff990b1e9b91f4b3d806d0b94f891cb887a137064b4fe9e85ed467dd8a13cd3836d9c45e76c57e365fabceb1db6716fba5d4d730028e76e337725d8dd2b2b870106b91b1d4938a8515de5001e9584e88ec4dfe158a0334c6aedec75a250243ae46c8be1b450a316bfa7d2c3c5e89cc27b950e90a1935cb7df2211d59a350fd31fbd8a5dc1232d0016e1058a5781d276b56b0e3fe05c42c2a1deab06e0e733a9cbe786c950b8a4ada9da065568c81c9f6c48d40d1dafd1cae38c1478a85452cb963f243b87d77d8d800b54eaa4a40a29a49b888f3e83daead9cf577fd07cb2a5e7f88d7f1c27230cf4989e8380b03c7cd764dc82904bc32bb2476338b60b0923d710d6e1e9d052e4592c347674a1f82ee5b944644c9ba9f9e357e44ac24fdf13fa92a8a9853c5866e47cbaf3d82e9a2e633a6dd828f0ec194f72fc80c4ed406bf676a8ad74ce13b65e6c6ab011a0dba348fb9459b5765074dd4d7fdd1ecd8fd43b4af864eed5055e1cf9e405fbdd7951cbc406d91f74781a1561685c6e03c5736da9b1c15ac357f23b29355deb38d53aebe3a6bb505008ec7315bfb5e1183e9e2b2202bfdbf1760ba6d0f1825fd891d9b77d7e9e5ef6d18c1dc8b7c1f06cc814dd6e269bb48a7c7ae4e5400716df3f7642529e24e8a50cdc68eb643f20e51305e12bbd45e62929825be58b39be8129794c5debd16e7c0d32b5f59c89f0aa02256a972991fce642ce74c0c466b0a0a255e6a07286a217006e3bc11a19c97dbb87eaf7f55178104042d85a6d60a38db654e0dd4bd7e224ee5babe0fe99b019e050d7e9a4bbc48ba542290c7c422d999cbe705fb6a6d78fd5485b4fe23a557d873b9dd8ad7e13d5c18ef54b5814d6af98184f4fba5d19ed748a4c6377bda737b0fcbf680aee457658de15d14c8612e07280d0ba1cb1ea42318b6a6102138917c0d640a5ffc30589f9594a5915dd4b6600cc630a035b5f0e3de0f8924594d283137645425f32ee010d9134f08c7ca98d2e44a9ecfec82e11425b9cf6badb3d25b35f34ccaf5f4816a523be6d76bcc0f35cc870f06a9ea128eccb6106ec6b21f22af560d3273b89122ab60dbc4b04510d496e6e3fa54640ceb1265a89386dba026c39940bdbf95e20a4817990acbebed4a65f23728633d452fb191230d93edc55339e4d6e5d68fe0530e3f349647e4aec95b8b5b46c340688b657898c44334d36bd73cf4740a07629742f748fc657db4eac6df4e13cfa19bdcea4e6d9951b63b5c293abf7f9409a71535807065750eb416613372c4033de3290a85011521174534b69f67868917ffdf890f7d41113b464ba08d2d5feb53955fed7a7c93633abdb3b3c175b6ff131656d5ad9dd9840714cd4de3a4c1c7fa7671c22f29c4cfb7f6e009ced5bad598b85037e85d254a51312609e43da8800b0510218387d2358d4ff9187ea73af46901733929b52884b44b2cce172de7285325b9f487fc47d3b711a2127dc94da5ad1bd48960b9b904f4cfa79ae8b3230c39e6bfc0c6ddecfcca4d1da878be0b86d5dfed556ff9d6998bf06cf7ffc383fcbe50b38e6d890d254294c120050de45681b49562b184ef3f5d3f08ba31441cee2b77798b0f18fa990d597d59664ea32b40a5affa7ff533938a91a0aa370f7cfdb6488cdfe3806a00869cc923efddbe705be8374b9b5cd537faa1012bcc8ad1f3f20554654e0da0e67903ba057e08053128afbe4f32200dd0de343f48a8cd2b988dea5f0b9be519a3f7722499346453a61f6004531f43e235fdcf2efd0560a0d989bbd116ddf87e6ddbdd4e9a043429d8d89aaaa4c714d5b6ebed5ccf492eece0e55cef72c25e0e75bcf57291124d21160873fecd3380b4126c8a05ecb13da5c096b1318e58dc677ce75ff59ad7b3a9278da448eba7ae39b90bf00994a77f57f59954ac9365ceb088b8aeafb2f532374c9de0fc246a32494246172ba803ff5248536cd70b1b451bbaef73f2920afef3b2d025bf812409d4d67657bf6f909eb1e0707057412d7d992168edcb85711ce60cee1956bc0489c85ebf5ff8547f26910ee8d75dbfe46fa00a1b66784e204084d95699584bae3a631eab53ca995391c7a6dcf59a0caccb71c41c2a5d69f82851253fa32fdf7c016a18681de3680c08778199386a8964247", 0x1000}, {&(0x7f00000012c0)="b3275be649bf9b8c95944d0841f19b9a4277dcbc7542f8d6e388815216a8810649fa12e34f02e0ff73c229d109be2059a8a336645e4051b8c8a362de708507c195c93c4c26c133e88f6f919eb8e26c8ae1d59d9c87033b43c9dc5cc6389d3b6f8f508784be273b0f71c9dd6489e5374d3e56cc6e0ec5a8a6247d57410b205f063e83999714194ff5427f647b4d45a007a870eeb453dfb3", 0x97}, {&(0x7f0000001380)="ff6866f00f69f2393f0382dac1587b05dc5b73af4171521d5e5cb490519945da1a7c44501bf1ae3707ffd52538d22c37e4a0f34c39efd491420b9823d2eb040c014575498d3606818bd30d7f6cd084c7cf019f1e06f0c55bcd494797516177dcc73136fe611f0b53131c345ba78c379d08405e6395c6faa7c5e4239368febce2dce82de350592bd6e3cfbc3cc95482d2c77ba353f4b6644a", 0x98}, {&(0x7f0000001440)="9eb5088abfa5637ce722a4fe987bf1377da998a247b80ed4561d94e5e3b3859993563359cfa5a0dc71269ebf295ecb75e1df2490c4ed7429ce14930cfa445b441a728d3591dd68f50244704106a56768f0411f2630e51151904d4c4728a69c4fad727122bb095b64f142c4131507011d69efe5588d1d27bae2498b9f28f2d38a7b77591bee", 0x85}, {&(0x7f0000001500)="13b85fb8ccfc3c188dafd7041a77549c611f68e53f5321f2873ecb4abd08f9a796544508e8e713ba63bb875effee600513851297f49b827884dcf89d73d78a3be1d879b11d7fa214245a15f820430c48887ad3844c140ad85a0e9d6c9519ac7807865963377d622ba7e82ce0fe68516697ccd3153a0f687f7809d9b63623dc7292485b6f35790a21dd0824c75c85f1a25b3cfec42b7f76b271f80422b235ce61a4169d6d2b980a0f6be352f2c0ef64f2a81e63c13802a13b87eb23d7fb744c6ec74077959956f5563e941c528da953", 0xcf}, {&(0x7f0000000140)="ffc165c9e9aadbcbc73192d8eed348efc215540ddcf2e2e8756ea659b12a9bfa1cd3ae4ff5eaa59ea46c2a29216a7aeef28085fb2f787a5748a2", 0x3a}, {&(0x7f0000001600)="8cb7a3349c9d97050b5308879c7480ab3ff5abdd6c40c8eb7dd6bb8a9c581b4000875d23e49ae6109057026fb69b3a3898edc86b04957b8a2eda86fa5e9d511979b4e5af901aeb033addffc8b5abaf3dfa5d898dd895c432841c09ad80466f98cdfe4d6c54c04837", 0x68}, {&(0x7f0000001680)="6ec3cbbb17e50b6997dbe1590a1cbb9b3b8cf875aa3bfef2dd12b14f4c3591465368755a853f384d22d95a9e1dcf7e9292e6cd9f905a4f3e0ec007ac6468d35eef33ff4c51afa2cb4c208c6ebced0ee570f8c3b4785acd3bc8121a342dfae3947bf5f49ca611320ccfee5ca4bffd45dae2597460d4da91fca89f0d56fa37c0628c763fa9c775fe51060d20bb93d7aec060867dc9fdef1696944902858c803f8abd94cad6d84446f5ada6790ddf9daa72bcf9c8bb9ab19050473b2ab887f1921a", 0xc0}], 0x8, &(0x7f00000017c0)=[{0xc0, 0x84, 0x1, "fb1792756b5f9cf3c856bfa7abb59035a47c01640172b8b93fdf48c79e0f49e7e73f536baea0b9c6279296bea9f5bed5185477a44879cb0478927595a2b15ca8304b83232a4b2aba0545107d1cee794ea59e3420188595e881c53ad3b58b626ccbd7a56aad7e6d7ac84c80d59cacdeea32d956eda1843935aa07c84595196be3e2cbfe06d75fdf4ab900096319f4a1a9cc558e5e79d17aeb9b3640ce116d896aa60404728319bcf82c03d5680ced"}], 0xc0, 0x20004080}, 0x40) 2018/04/03 19:22:52 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000280)='hostfs\x00', 0x0, &(0x7f00000001c0)="7a0fd2bf4b5c66f3a009dba5da06952d67e165d7e7a53f3070a0a79fcc19689c09e12f373177881e1d30de0d825ce8c0a4a122d6ae2430ca1fb3bea70c9d3501f422a3e6f980c2f3be") mkdir(&(0x7f00000000c0)='./file0/bus\x00', 0x8) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 326.682461] FAULT_INJECTION: forcing a failure. [ 326.682461] name failslab, interval 1, probability 0, space 0, times 0 [ 326.693814] CPU: 0 PID: 25848 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 326.701091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.710440] Call Trace: [ 326.713031] dump_stack+0x194/0x24d [ 326.716644] ? arch_local_irq_restore+0x53/0x53 [ 326.721294] ? __save_stack_trace+0x7e/0xd0 [ 326.725605] should_fail+0x8c0/0xa40 [ 326.729305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 326.734395] ? kasan_kmalloc+0xad/0xe0 [ 326.738262] ? kmem_cache_alloc_trace+0x136/0x740 [ 326.743085] ? __memcg_init_list_lru_node+0x169/0x270 [ 326.748252] ? __list_lru_init+0x544/0x750 [ 326.752465] ? sget_userns+0x6b1/0xe40 [ 326.756338] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 326.761073] ? do_mount+0xea4/0x2bb0 [ 326.764764] ? SyS_mount+0xab/0x120 [ 326.768373] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 326.773720] ? find_held_lock+0x35/0x1d0 [ 326.777767] ? __lock_is_held+0xb6/0x140 [ 326.781823] ? check_same_owner+0x320/0x320 [ 326.786129] ? rcu_note_context_switch+0x710/0x710 [ 326.791048] should_failslab+0xec/0x120 [ 326.795006] kmem_cache_alloc_trace+0x4b/0x740 [ 326.799575] ? __kmalloc_node+0x33/0x70 [ 326.803530] ? __kmalloc_node+0x33/0x70 [ 326.807483] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.812483] __memcg_init_list_lru_node+0x169/0x270 [ 326.817485] ? list_lru_add+0x7c0/0x7c0 [ 326.821441] ? __kmalloc_node+0x47/0x70 [ 326.825400] __list_lru_init+0x544/0x750 [ 326.829445] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 326.835312] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 326.840317] ? lockdep_init_map+0x9/0x10 [ 326.844368] sget_userns+0x6b1/0xe40 [ 326.848063] ? kernfs_sop_show_path+0x190/0x190 [ 326.852715] ? kernfs_sop_show_options+0x180/0x180 [ 326.857624] ? destroy_unused_super.part.6+0xd0/0xd0 [ 326.862718] ? check_same_owner+0x320/0x320 [ 326.867027] ? rcu_pm_notify+0xc0/0xc0 [ 326.870922] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.875920] ? kmem_cache_alloc_trace+0x459/0x740 [ 326.880740] ? lock_downgrade+0x980/0x980 [ 326.884876] kernfs_mount_ns+0x13d/0x8b0 [ 326.888920] ? kernfs_super_ns+0x70/0x70 [ 326.892970] sysfs_mount+0xc2/0x1c0 [ 326.896580] ? sysfs_kill_sb+0x40/0x40 [ 326.900449] ? alloc_pages_current+0xbe/0x1e0 [ 326.904930] ? security_sb_copy_data+0x81/0xb0 [ 326.909493] mount_fs+0x66/0x2d0 [ 326.912842] vfs_kern_mount.part.26+0xc6/0x4a0 [ 326.917402] ? may_umount+0xa0/0xa0 [ 326.921013] ? _raw_read_unlock+0x22/0x30 [ 326.925147] ? __get_fs_type+0x8a/0xc0 [ 326.929027] do_mount+0xea4/0x2bb0 [ 326.932556] ? copy_mount_string+0x40/0x40 [ 326.936770] ? rcu_pm_notify+0xc0/0xc0 [ 326.940643] ? copy_mount_options+0x5f/0x2e0 [ 326.945034] ? rcu_read_lock_sched_held+0x108/0x120 [ 326.950035] ? kmem_cache_alloc_trace+0x459/0x740 [ 326.954860] ? kasan_check_write+0x14/0x20 [ 326.959776] ? _copy_from_user+0x99/0x110 [ 326.963907] ? copy_mount_options+0x1f7/0x2e0 [ 326.968388] SyS_mount+0xab/0x120 [ 326.971820] ? copy_mnt_ns+0xb30/0xb30 [ 326.975690] do_syscall_64+0x281/0x940 [ 326.979558] ? vmalloc_sync_all+0x30/0x30 [ 326.983683] ? _raw_spin_unlock_irq+0x27/0x70 [ 326.988160] ? finish_task_switch+0x1c1/0x7e0 [ 326.992635] ? syscall_return_slowpath+0x550/0x550 [ 326.997545] ? syscall_return_slowpath+0x2ac/0x550 [ 327.002453] ? prepare_exit_to_usermode+0x350/0x350 [ 327.007450] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 327.012798] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.017629] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 327.022799] RIP: 0033:0x4552d9 [ 327.025969] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:52 executing program 5: r0 = perf_event_open(&(0x7f0000aaa000)={0x2, 0x70, 0x9, 0x1000000000000202}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x190) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f00000000c0)={r1}) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000140)=ANY=[@ANYBLOB="040000b4a70000000000005b0f00000000000000000000002db3572a4b21081a70a33912ee050000000dc2070e49fdd1df25e2ac07e9523e6b89a307cba3d7432f6df85303633f22b654075dd18113f7"]) [ 327.033660] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 327.040908] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 327.048156] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 327.055403] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 327.062653] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000032 [ 327.089884] overlayfs: unrecognized mount option "QÅdãu›Ö¢g" or missing value 2018/04/03 19:22:52 executing program 4: socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmsg$kcm(r0, &(0x7f00000004c0)={&(0x7f00000002c0)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f0000000400)=[{&(0x7f00000003c0)=""/7, 0x7}], 0x1, &(0x7f0000000440)=""/81, 0x51}, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)=@vsock, 0x80, &(0x7f00000000c0), 0x0, &(0x7f0000000240)=""/105, 0x69}, 0x0) sendmsg(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000100), 0x28a, &(0x7f0000000000)}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000080)={r1}) 2018/04/03 19:22:52 executing program 0: mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) recvmsg(r0, &(0x7f0000000300)={&(0x7f0000000780)=@pppol2tp, 0x80, &(0x7f0000000700)=[{&(0x7f0000000380)=""/81, 0x51}, {&(0x7f0000000400)=""/116, 0x74}, {&(0x7f0000000480)=""/233, 0xfffffe93}, {&(0x7f0000000580)=""/71, 0x47}, {&(0x7f0000000600)=""/231, 0xe7}], 0x5, &(0x7f0000000280)=""/59, 0x3b, 0x101}, 0x140) 2018/04/03 19:22:52 executing program 1: mkdir(&(0x7f0000000000)='./file0/bus\x00', 0x2000000000022) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:52 executing program 6 (fault-call:1 fault-nth:51): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 327.136238] overlayfs: unrecognized mount option "QÅdãu›Ö¢g" or missing value [ 327.210842] FAULT_INJECTION: forcing a failure. [ 327.210842] name failslab, interval 1, probability 0, space 0, times 0 [ 327.222174] CPU: 1 PID: 25882 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 327.229451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.238807] Call Trace: [ 327.241402] dump_stack+0x194/0x24d [ 327.245031] ? arch_local_irq_restore+0x53/0x53 [ 327.249701] ? __save_stack_trace+0x7e/0xd0 [ 327.254031] should_fail+0x8c0/0xa40 2018/04/03 19:22:53 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair(0x4, 0x1, 0xf363, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000080)={&(0x7f0000000000)='./file0/bus\x00', r0}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair(0x1b, 0x2, 0x0, &(0x7f00000000c0)) 2018/04/03 19:22:53 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f00000001c0)='./file0/bus\x00', &(0x7f0000000200)='debugfs\x00', 0x2000, &(0x7f0000000280)="1790a1478d9b897c0f35d48b0362b5f24c583a1a3223b0f0bf08e09db2809423f294f07e388ccd1ff3563e4b3164b0ca593a54226545ea5d379d78dc88253feec838a4ead5bcd4b2b895e922d755591897e2677539530b203b280e6ffe4dd4dc12e6e9fba8edd4cef8c3f98613f6ae8090cb7fedbb515e8fa6523657cd3470eebaa0c45551ca5c16418bd61e7c1b8e1976") [ 327.257751] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 327.262856] ? kasan_kmalloc+0xad/0xe0 [ 327.266743] ? kmem_cache_alloc_trace+0x136/0x740 [ 327.271585] ? __memcg_init_list_lru_node+0x169/0x270 [ 327.276772] ? __list_lru_init+0x544/0x750 [ 327.281044] ? sget_userns+0x6b1/0xe40 [ 327.284964] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 327.289744] ? do_mount+0xea4/0x2bb0 [ 327.293457] ? SyS_mount+0xab/0x120 [ 327.297087] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 327.302450] ? find_held_lock+0x35/0x1d0 [ 327.306518] ? __lock_is_held+0xb6/0x140 2018/04/03 19:22:53 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = socket$kcm(0x29, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000100)={0xffffffffffffff9c}) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000200)={&(0x7f0000000180)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000280)={r1, r2}) mount(&(0x7f00000001c0)='./file0/bus\x00', &(0x7f00000000c0)='./file0/file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f0000000200)) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f00000002c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 327.310590] ? check_same_owner+0x320/0x320 [ 327.314921] ? rcu_note_context_switch+0x710/0x710 [ 327.319859] should_failslab+0xec/0x120 [ 327.323838] kmem_cache_alloc_trace+0x4b/0x740 [ 327.328420] ? __kmalloc_node+0x33/0x70 [ 327.332395] ? __kmalloc_node+0x33/0x70 [ 327.336373] ? rcu_read_lock_sched_held+0x108/0x120 [ 327.341394] __memcg_init_list_lru_node+0x169/0x270 [ 327.346417] ? list_lru_add+0x7c0/0x7c0 [ 327.350392] ? __kmalloc_node+0x47/0x70 [ 327.354374] __list_lru_init+0x544/0x750 [ 327.358455] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 327.364339] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 327.369366] ? lockdep_init_map+0x9/0x10 [ 327.373488] sget_userns+0x6b1/0xe40 [ 327.377235] ? kernfs_sop_show_path+0x190/0x190 [ 327.381912] ? kernfs_sop_show_options+0x180/0x180 [ 327.386838] ? destroy_unused_super.part.6+0xd0/0xd0 [ 327.391943] ? check_same_owner+0x320/0x320 [ 327.396250] ? rcu_pm_notify+0xc0/0xc0 [ 327.400125] ? rcu_read_lock_sched_held+0x108/0x120 [ 327.405131] ? kmem_cache_alloc_trace+0x459/0x740 [ 327.409960] ? lock_downgrade+0x980/0x980 [ 327.414101] kernfs_mount_ns+0x13d/0x8b0 [ 327.418144] ? kernfs_super_ns+0x70/0x70 [ 327.422184] sysfs_mount+0xc2/0x1c0 [ 327.425793] ? sysfs_kill_sb+0x40/0x40 [ 327.429656] ? alloc_pages_current+0xbe/0x1e0 [ 327.434130] ? security_sb_copy_data+0x81/0xb0 [ 327.438701] mount_fs+0x66/0x2d0 [ 327.442060] vfs_kern_mount.part.26+0xc6/0x4a0 [ 327.446629] ? may_umount+0xa0/0xa0 [ 327.450232] ? _raw_read_unlock+0x22/0x30 [ 327.454356] ? __get_fs_type+0x8a/0xc0 [ 327.458222] do_mount+0xea4/0x2bb0 [ 327.461745] ? copy_mount_string+0x40/0x40 [ 327.465959] ? rcu_pm_notify+0xc0/0xc0 [ 327.469829] ? copy_mount_options+0x5f/0x2e0 [ 327.474217] ? rcu_read_lock_sched_held+0x108/0x120 [ 327.479214] ? kmem_cache_alloc_trace+0x459/0x740 [ 327.484044] ? kasan_check_write+0x14/0x20 [ 327.488261] ? _copy_from_user+0x99/0x110 [ 327.492389] ? copy_mount_options+0x1f7/0x2e0 [ 327.496860] SyS_mount+0xab/0x120 [ 327.500291] ? copy_mnt_ns+0xb30/0xb30 [ 327.504157] do_syscall_64+0x281/0x940 [ 327.508026] ? vmalloc_sync_all+0x30/0x30 [ 327.512158] ? _raw_spin_unlock_irq+0x27/0x70 [ 327.516628] ? finish_task_switch+0x1c1/0x7e0 [ 327.521103] ? syscall_return_slowpath+0x550/0x550 [ 327.526013] ? syscall_return_slowpath+0x2ac/0x550 [ 327.530924] ? prepare_exit_to_usermode+0x350/0x350 [ 327.535926] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 327.541272] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 327.546097] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 327.551264] RIP: 0033:0x4552d9 [ 327.554437] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2018/04/03 19:22:53 executing program 3: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000180)={r1, r2}) 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r3, 0x80082407, &(0x7f0000000040)) [ 327.562123] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 327.569370] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 327.576621] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 327.583873] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 327.591128] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000033 2018/04/03 19:22:53 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) perf_event_open(&(0x7f000000a000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r6}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000d40)={0x0, 0x0}) 2018/04/03 19:22:53 executing program 5: socketpair(0x4020000001e, 0x1, 0x0, &(0x7f0000000040)={0x0, 0x0}) socketpair$unix(0x1, 0x7, 0x0, &(0x7f0000000080)) sendmsg(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000000)="b5", 0x1}], 0x1, &(0x7f0000000100), 0x0, 0x20000000}, 0x40000) 2018/04/03 19:22:53 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x69}, 0x2c) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000000200)=ANY=[@ANYBLOB="180000000000000000000000000000007110000000000000000000000000000095000000000000007ef23c9bd009487e454458a44ff747018465eefe55a920780514ecb869a16e580705d238dab9952ffefe4181383356133e97d6051643bc1830f7dc6d2494c2f51f45cf3814190319cd07e953a2fff2c28454fffa43c0349e4bb11364e6ad66bb2efc9153690d8f255b85a9e1"], &(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)={r1, 0x50, &(0x7f00000000c0)}, 0x10) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000013600)={&(0x7f0000011ec0)=@hci={0x0, 0x0}, 0x80, &(0x7f0000012540)=[{&(0x7f0000011f40)=""/116, 0x74}, {&(0x7f0000011fc0)=""/149, 0x95}, {&(0x7f0000012080)=""/213, 0xd5}, {&(0x7f0000012180)=""/59, 0x3b}, {&(0x7f00000121c0)=""/72, 0x48}, {&(0x7f0000012240)=""/75, 0x4b}, {&(0x7f00000122c0)=""/47, 0x2f}, {&(0x7f0000012300)=""/141, 0x8d}, {&(0x7f00000123c0)=""/80, 0x50}, {&(0x7f0000012440)=""/202, 0xca}], 0xa, &(0x7f0000012600)=""/4096, 0x1000, 0x4bbc}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000013640)={0x8, 0xa, &(0x7f0000000180)=@raw=[@map={0x18, 0x3, 0x1, 0x0, r0}, @ldst={0x1, 0x3, 0x2, 0x7, 0xa, 0xfffffffc, 0x4}, @exit={0x95}, @generic={0x9cd, 0x4, 0x880, 0x7}, @alu={0x7, 0x8000, 0x6, 0xf, 0xa, 0xfffffff4, 0xfffffffffffffffc}], &(0x7f0000000000)='GPL\x00', 0x1, 0x1a, &(0x7f0000000080)=""/26, 0x41100, 0x1, [], r2}, 0x48) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000340)) bpf$MAP_CREATE(0x0, &(0x7f0000c47fec)={0x6, 0x4, 0x84, 0xf}, 0x14) 2018/04/03 19:22:53 executing program 3: 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, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0xfffffffffffffff7, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) socketpair$inet6(0xa, 0x8, 0x1ff, &(0x7f0000001580)={0xffffffffffffffff}) socketpair$inet(0x2, 0xe, 0x2d7b, &(0x7f00000015c0)) close(r1) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000080)={0xffffffffffffffff}) recvmsg$kcm(r2, &(0x7f0000001540)={&(0x7f00000000c0)=@hci, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000140)=""/55, 0x37}, {&(0x7f0000000180)=""/213, 0xd5}, {&(0x7f0000000280)=""/199, 0xc7}, {&(0x7f0000000380)=""/36, 0x24}, {&(0x7f00000003c0)=""/235, 0xeb}], 0x5, &(0x7f0000000540)=""/4096, 0x1000, 0x2}, 0x2000) 2018/04/03 19:22:53 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') bpf$OBJ_GET_MAP(0x7, &(0x7f00000001c0)={&(0x7f00000000c0)='./file0/bus\x00', 0x0, 0x18}, 0x10) 2018/04/03 19:22:53 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x47}, 0x2c) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000000)) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0xd, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x201a7fa6, 0xffffff85, 0x1, 0x4c}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:22:53 executing program 1: mkdir(&(0x7f0000000040)='./file0\x00', 0x45) mkdir(&(0x7f0000000480)='./file0/bus\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000440)) socketpair(0x19, 0x4, 0x7ff, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$kcm(r0, &(0x7f0000000380)={&(0x7f00000001c0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000240)=""/83, 0x53}], 0x1, &(0x7f0000000300)=""/79, 0x4f, 0x6}, 0x12121) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0/bus\x00', 0x0, 0x8}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000400)={&(0x7f00000003c0)='./file0\x00', 0x0, 0x10}, 0x10) 2018/04/03 19:22:53 executing program 6 (fault-call:1 fault-nth:52): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:53 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0x200000000000000b, 0x5, &(0x7f0000000bc0)=ANY=[@ANYBLOB="18020000000000000000000002800000850000002700000005000000000000009500000000000000"], &(0x7f00000000c0)="00007bf056c718041899f95b1a", 0x1, 0xce, &(0x7f0000000100)=""/206}, 0x48) [ 328.064982] FAULT_INJECTION: forcing a failure. [ 328.064982] name failslab, interval 1, probability 0, space 0, times 0 [ 328.076273] CPU: 0 PID: 25930 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 328.083546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.092899] Call Trace: [ 328.095493] dump_stack+0x194/0x24d [ 328.099126] ? arch_local_irq_restore+0x53/0x53 [ 328.103794] ? __save_stack_trace+0x7e/0xd0 [ 328.108125] should_fail+0x8c0/0xa40 [ 328.111844] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.116949] ? kasan_kmalloc+0xad/0xe0 [ 328.120839] ? kmem_cache_alloc_trace+0x136/0x740 [ 328.125682] ? __memcg_init_list_lru_node+0x169/0x270 [ 328.130862] ? __list_lru_init+0x544/0x750 [ 328.135081] ? sget_userns+0x6b1/0xe40 [ 328.138957] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 328.143718] ? do_mount+0xea4/0x2bb0 [ 328.147410] ? SyS_mount+0xab/0x120 [ 328.151024] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 328.156373] ? find_held_lock+0x35/0x1d0 [ 328.160413] ? __lock_is_held+0xb6/0x140 [ 328.164460] ? check_same_owner+0x320/0x320 [ 328.168761] ? rcu_note_context_switch+0x710/0x710 [ 328.173675] should_failslab+0xec/0x120 [ 328.177629] kmem_cache_alloc_trace+0x4b/0x740 [ 328.182187] ? __kmalloc_node+0x33/0x70 [ 328.186139] ? __kmalloc_node+0x33/0x70 [ 328.190088] ? rcu_read_lock_sched_held+0x108/0x120 [ 328.195084] __memcg_init_list_lru_node+0x169/0x270 [ 328.200078] ? list_lru_add+0x7c0/0x7c0 [ 328.204034] ? __kmalloc_node+0x47/0x70 [ 328.207992] __list_lru_init+0x544/0x750 [ 328.212037] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 328.217903] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 328.222900] ? lockdep_init_map+0x9/0x10 [ 328.226940] sget_userns+0x6b1/0xe40 [ 328.230632] ? kernfs_sop_show_path+0x190/0x190 [ 328.235279] ? kernfs_sop_show_options+0x180/0x180 [ 328.240185] ? destroy_unused_super.part.6+0xd0/0xd0 [ 328.245272] ? check_same_owner+0x320/0x320 [ 328.249571] ? rcu_pm_notify+0xc0/0xc0 [ 328.253444] ? rcu_read_lock_sched_held+0x108/0x120 [ 328.258438] ? kmem_cache_alloc_trace+0x459/0x740 [ 328.263268] ? lock_downgrade+0x980/0x980 [ 328.267404] kernfs_mount_ns+0x13d/0x8b0 [ 328.271443] ? kernfs_super_ns+0x70/0x70 [ 328.275486] sysfs_mount+0xc2/0x1c0 [ 328.279089] ? sysfs_kill_sb+0x40/0x40 [ 328.282954] ? alloc_pages_current+0xbe/0x1e0 [ 328.287430] ? security_sb_copy_data+0x81/0xb0 [ 328.291992] mount_fs+0x66/0x2d0 [ 328.295343] vfs_kern_mount.part.26+0xc6/0x4a0 [ 328.299902] ? may_umount+0xa0/0xa0 [ 328.303510] ? _raw_read_unlock+0x22/0x30 [ 328.307634] ? __get_fs_type+0x8a/0xc0 [ 328.311500] do_mount+0xea4/0x2bb0 [ 328.315029] ? copy_mount_string+0x40/0x40 [ 328.319241] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 328.324246] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 328.328981] ? retint_kernel+0x10/0x10 [ 328.332851] ? copy_mount_options+0x18b/0x2e0 [ 328.337324] ? __sanitizer_cov_trace_pc+0x48/0x50 [ 328.342145] ? copy_mount_options+0x1f7/0x2e0 [ 328.346618] SyS_mount+0xab/0x120 [ 328.350046] ? copy_mnt_ns+0xb30/0xb30 [ 328.353911] do_syscall_64+0x281/0x940 [ 328.357775] ? vmalloc_sync_all+0x30/0x30 [ 328.361900] ? _raw_spin_unlock_irq+0x27/0x70 [ 328.366375] ? finish_task_switch+0x1c1/0x7e0 [ 328.370846] ? syscall_return_slowpath+0x550/0x550 [ 328.375754] ? syscall_return_slowpath+0x2ac/0x550 [ 328.380659] ? prepare_exit_to_usermode+0x350/0x350 [ 328.385654] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 328.390996] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.395825] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 328.400988] RIP: 0033:0x4552d9 [ 328.404155] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 328.411844] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 328.419090] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 328.426336] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 328.434399] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 328.441646] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000034 [ 328.483548] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:54 executing program 2: mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='fuseblk\x00', 0x40, &(0x7f00000001c0)="b178562c7f24390b73c2fa01dc140d547312d09a2b3a77d6d2335747768af3d6c7d49a2cc0c200d8b79c64069d0d8c5f7a47195a76663e3cc6c021646e7e41909bb389134ddf9b7e802d03e68996f163bda51534e7f95385c11b803859a48369ec905de037352c90f6334c7cbd9c73e7dad61facb4532b17ce5325213e441774dda08009c42f0e0c1cafecf87f2653b2710a78e45d2642b9d0eee49ab9660def8a8eb1630865e915c11348ff227b78fa3eba176130a911643a0f76c52babc983670e458c763048e310c4a9e2a32f2442141d299b03a9d405") mount(&(0x7f0000000040)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='gfs2meta\x00', 0x0, &(0x7f0000000040)='\x00') 2018/04/03 19:22:54 executing program 3: r0 = perf_event_open(&(0x7f00000000c0)={0x3, 0x70, 0x96c6, 0x1, 0x6, 0x3, 0x0, 0x9b000, 0xc10, 0xf, 0x68fc, 0x87b, 0x2, 0x3, 0x4ed, 0x20, 0x9, 0x6, 0xcf000000000, 0x1f, 0x0, 0x800, 0x7, 0x0, 0xfff, 0x9, 0x0, 0xfffffffffffffe29, 0x80000000, 0x6, 0xffff, 0x8, 0x3ff, 0x100000000, 0x800, 0x9, 0x3, 0x0, 0x0, 0x800, 0x4, @perf_bp={&(0x7f0000000080), 0x1}, 0x80, 0xf3, 0x2, 0x7, 0x0, 0x200, 0x2}, 0xffffffffffffffff, 0x8, 0xffffffffffffff9c, 0xa) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x100000001) 2018/04/03 19:22:54 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) perf_event_open(&(0x7f000000a000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r6}) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000140)) 2018/04/03 19:22:54 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair(0x1d, 0x0, 0x8, &(0x7f00000000c0)={0xffffffffffffffff}) recvmsg(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000001400)=[{&(0x7f00000001c0)=""/11, 0xb}, {&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000000200)=""/23, 0x17}, {&(0x7f0000000280)=""/77, 0x4d}, {&(0x7f0000001380)=""/122, 0x7a}, {&(0x7f0000000300)=""/13, 0xd}], 0x6, &(0x7f0000001480)=""/50, 0x32}, 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:54 executing program 4: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000002c0)={r0, &(0x7f0000000200)="dfcf01333e43aa76489cb20534dc2c72263a85af00f26d009f", &(0x7f0000000240)}, 0x20) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000100)={0x0, r0, 0x7, 0x1}, 0x14) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0xc, 0x5, &(0x7f0000000200)=@framed={{0x18}, [@call={0x85, 0x0, 0x0, 0x1e}], {0x95}}, &(0x7f0000000240)='GPL\x00', 0x8, 0xb4, &(0x7f0000000280)=""/180}, 0x48) 2018/04/03 19:22:54 executing program 1: socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:54 executing program 6 (fault-call:1 fault-nth:53): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:54 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$inet(0x1e, 0x5, 0x0, &(0x7f0000000000)={0x0, 0x0}) sendmsg(r1, &(0x7f0000000cc0)={0x0, 0x0, &(0x7f0000000940)=[{&(0x7f00000007c0)="ca4573abcf2079e0824362e17b8e4c08d48d13f3cd3d95e78c2b1c48bca7576db4209ea51b228d7caff935680b7c7b73ae6d8990f56bece389a29236c3859325de6a59edeb9b9ae1", 0x48}], 0x1, &(0x7f0000000980)}, 0x20000000) recvmsg(r0, &(0x7f0000000040)={&(0x7f0000006980)=ANY=[@ANYRES32=0x0], 0x1, &(0x7f0000006d00)=[{&(0x7f0000006c40)=""/181, 0xb5}], 0x1, &(0x7f0000006d40)=""/65, 0x41}, 0x0) sendmsg(r1, &(0x7f0000001900)={0x0, 0x0, &(0x7f0000000b00)=[{&(0x7f0000000400)='v', 0x1}], 0x1, &(0x7f0000000440)=ANY=[]}, 0x0) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000780)={0xffffffffffffffff, &(0x7f0000000480)="9b7815cd421eecc37df9250ab7496936ab4c75599ff96ba02ed5166be56df09fec2eef35318bf9b1311a39483f626e", &(0x7f00000006c0)=""/139}, 0x18) mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000026ff8)='./file0\x00', &(0x7f0000000240)='afs\x00', 0x2005800, &(0x7f0000000100)) mount(&(0x7f0000000300)='./file0/file0\x00', &(0x7f00000002c0)='./file0/file0\x00', &(0x7f0000000280)='hfs\x00', 0x1001, 0x0) socketpair(0x4000000000a, 0xf, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xa, 0x7, 0x40, 0x4, 0x0, r3, 0xab2}, 0x2c) socketpair(0x1d, 0x2, 0x2, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0xffffffff943f26e7) gettid() socketpair$ipx(0x4, 0x2, 0x0, &(0x7f0000000100)) sendmsg(r4, &(0x7f0000000b40)={&(0x7f0000000980)=@generic={0xb, "c928b357d724e08a5a1d09a68fb2d5cf6a50efd20c71b449c7be08101aa88d021da50c9a1925c00dc0814cf878ca7b97353aaa252db92148460be14f6e97e59dc367283727fc42ea842ab8dd4311acb212918756bf99c3efe718432127af712e3ac0d67f2e62141bbf96a09405e955fa37d9ccab8b97e99c09da39f920fe"}, 0x80, &(0x7f0000000b00), 0x0, &(0x7f0000000e00), 0x0, 0x1}, 0x95) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000440)={&(0x7f0000000380)='./file0/file0\x00', r4}, 0x10) socketpair(0x1f, 0x0, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = gettid() ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x4) perf_event_open(&(0x7f0000000240)={0x3, 0x70, 0x10000, 0x2, 0x401, 0xbf, 0x0, 0x8, 0x8040, 0x8, 0x4, 0x4, 0x358, 0xe1f, 0x4, 0x90, 0x0, 0x2, 0x9, 0x81, 0x10000, 0x4, 0x136, 0x3ff, 0x168, 0x6, 0x7, 0x9, 0x100, 0x100000001, 0x5, 0x218, 0x5, 0x6, 0x0, 0x5, 0x800, 0x5, 0x0, 0x1, 0x1, @perf_config_ext={0x3, 0x7}, 0x400, 0x757, 0x2, 0x2, 0x3ff, 0x2, 0x800}, r7, 0xb, r2, 0x4) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000ac0)) perf_event_open(&(0x7f0000000480)={0x5, 0x70, 0x100000000, 0xffffffff, 0x7, 0x9, 0x0, 0xfff, 0x20000, 0x5, 0x4, 0x0, 0x15d69fa4, 0xe92, 0x1, 0x3, 0x97d0, 0x2, 0x4, 0x10001, 0xad02, 0xba5, 0x2, 0x80000001, 0x3ff, 0x5, 0x7, 0x7, 0x9, 0x2bd, 0x3, 0x7, 0x8, 0x1f, 0xfffffffffffffc01, 0x2, 0xd, 0x6, 0x0, 0xb30, 0x2, @perf_bp={&(0x7f00000001c0), 0x6}, 0x2000, 0x7fff, 0x70000000, 0x3, 0x3ff, 0x1000, 0x8}, r7, 0x8, 0xffffffffffffffff, 0x8) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000dc0)={r5, &(0x7f0000001940), &(0x7f0000000d00)=""/169}, 0x18) socketpair$ax25(0x3, 0x0, 0xcc, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r0, &(0x7f0000001500)={&(0x7f0000000a00)=@pppol2tpv3in6={0x18, 0x1, {0x0, r8, 0x8054, 0x2, 0x4, 0x4, {0xa, 0x4e23, 0x40, @empty, 0x3}}}, 0x80, &(0x7f00000012c0)=[{&(0x7f0000000a80)="29335817b509f78982dcc204569f3c7bc11dfa730ec111ac82c32365ae5dbe373f4f083e2477a4dd14864a345e4312", 0x2f}, {&(0x7f0000002940)="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", 0x1000}, {&(0x7f0000000f80)="910756aecf5bb848d1bf91aa10ec74e1be8d6bbcd04f2d87df65db4df00581ae230544a74026b61ae26d0ab594c497bf04184d50c902b25e82445ee80cb391548a369e4bdb672f2784eebd61f4e7c6b5c85931ba4fa500cf6a457fa17b582cac70e527e94d3c19755d6f3d5e74d0b0cdb2bdec8e54f56eb2746e2529d4c21336aca189cee3ebc6ac0b7d76cb2aa9667e00", 0x91}, {&(0x7f0000000b80)="d5acecd7e68079d7d906a67d83879ea01de5751f5fa1157d30c9f166fb6a1d5e8136ddc00199ec95fa8838b5d9", 0x2d}], 0x4, &(0x7f0000001340)=ANY=[@ANYBLOB="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"], 0x138, 0x40}, 0x4008090) recvmsg(r8, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000140)=""/29, 0x1d}, {&(0x7f00000004c0)=""/232, 0xe8}, {&(0x7f00000005c0)=""/206, 0xce}, {&(0x7f0000000840)=""/195, 0xc3}], 0x4, &(0x7f0000000bc0)=""/205, 0xcd, 0x1000}, 0x20) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000180)={r1, r6}) recvmsg(0xffffffffffffffff, &(0x7f0000346fc8)={&(0x7f0000baefec)=@ll, 0x14, &(0x7f0000ca3000)=[{&(0x7f0000f6a000)=""/15, 0xf}, {&(0x7f0000f6afa9)=""/87, 0x57}, {&(0x7f00008e3f35)=""/203, 0xcb}, {&(0x7f0000cd5ffe)=""/2, 0x4f}], 0x4, &(0x7f0000a01f13)=""/237, 0xed}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x8, 0x26, &(0x7f0000001040)=ANY=[@ANYBLOB="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"], &(0x7f00008c0000)='syzkaller\x00', 0x3ff, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) [ 328.605776] gfs2: gfs2 mount does not exist 2018/04/03 19:22:54 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000200)={&(0x7f00000001c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000280)={r1, r3}) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') close(r2) 2018/04/03 19:22:54 executing program 1: socketpair(0x10, 0xa, 0x24a, &(0x7f0000002880)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMUNATTACH(r1, 0x89e1, &(0x7f0000000080)={r2}) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 328.633527] FAULT_INJECTION: forcing a failure. [ 328.633527] name failslab, interval 1, probability 0, space 0, times 0 [ 328.644851] CPU: 0 PID: 25968 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 328.652124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 328.661474] Call Trace: [ 328.664067] dump_stack+0x194/0x24d [ 328.667699] ? arch_local_irq_restore+0x53/0x53 [ 328.672370] ? __save_stack_trace+0x7e/0xd0 [ 328.676702] should_fail+0x8c0/0xa40 [ 328.680422] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 328.685524] ? kasan_kmalloc+0xad/0xe0 [ 328.689429] ? kmem_cache_alloc_trace+0x136/0x740 [ 328.694275] ? __memcg_init_list_lru_node+0x169/0x270 [ 328.699455] ? __list_lru_init+0x544/0x750 [ 328.703672] ? sget_userns+0x6b1/0xe40 [ 328.707544] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 328.712286] ? do_mount+0xea4/0x2bb0 [ 328.715975] ? SyS_mount+0xab/0x120 [ 328.719580] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 328.724926] ? find_held_lock+0x35/0x1d0 [ 328.728968] ? __lock_is_held+0xb6/0x140 [ 328.733024] ? check_same_owner+0x320/0x320 [ 328.737329] ? rcu_note_context_switch+0x710/0x710 [ 328.742254] should_failslab+0xec/0x120 [ 328.746211] kmem_cache_alloc_trace+0x4b/0x740 [ 328.750773] ? __kmalloc_node+0x33/0x70 [ 328.754724] ? __kmalloc_node+0x33/0x70 [ 328.758674] ? rcu_read_lock_sched_held+0x108/0x120 [ 328.763673] __memcg_init_list_lru_node+0x169/0x270 [ 328.768671] ? list_lru_add+0x7c0/0x7c0 [ 328.772622] ? __kmalloc_node+0x47/0x70 [ 328.776578] __list_lru_init+0x544/0x750 [ 328.780622] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 328.786485] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 328.791485] ? lockdep_init_map+0x9/0x10 [ 328.795528] sget_userns+0x6b1/0xe40 [ 328.799221] ? kernfs_sop_show_path+0x190/0x190 [ 328.803871] ? kernfs_sop_show_options+0x180/0x180 [ 328.808777] ? destroy_unused_super.part.6+0xd0/0xd0 [ 328.813865] ? check_same_owner+0x320/0x320 [ 328.818168] ? rcu_pm_notify+0xc0/0xc0 [ 328.822044] ? rcu_read_lock_sched_held+0x108/0x120 [ 328.827041] ? kmem_cache_alloc_trace+0x459/0x740 [ 328.831860] ? lock_downgrade+0x980/0x980 [ 328.835990] kernfs_mount_ns+0x13d/0x8b0 [ 328.840035] ? kernfs_super_ns+0x70/0x70 [ 328.844077] sysfs_mount+0xc2/0x1c0 [ 328.847680] ? sysfs_kill_sb+0x40/0x40 [ 328.851545] ? alloc_pages_current+0xbe/0x1e0 [ 328.856028] ? security_sb_copy_data+0x81/0xb0 [ 328.860590] mount_fs+0x66/0x2d0 [ 328.863936] vfs_kern_mount.part.26+0xc6/0x4a0 [ 328.868496] ? may_umount+0xa0/0xa0 [ 328.872101] ? _raw_read_unlock+0x22/0x30 [ 328.876231] ? __get_fs_type+0x8a/0xc0 [ 328.880100] do_mount+0xea4/0x2bb0 [ 328.883619] ? copy_mount_string+0x40/0x40 [ 328.887831] ? rcu_pm_notify+0xc0/0xc0 [ 328.891699] ? copy_mount_options+0x5f/0x2e0 [ 328.896084] ? rcu_read_lock_sched_held+0x108/0x120 [ 328.901092] ? kmem_cache_alloc_trace+0x459/0x740 [ 328.905921] ? kasan_check_write+0x14/0x20 [ 328.910134] ? copy_mount_options+0x1f7/0x2e0 [ 328.914606] SyS_mount+0xab/0x120 [ 328.918039] ? copy_mnt_ns+0xb30/0xb30 [ 328.921904] do_syscall_64+0x281/0x940 [ 328.925770] ? vmalloc_sync_all+0x30/0x30 [ 328.929895] ? _raw_spin_unlock_irq+0x27/0x70 [ 328.934370] ? finish_task_switch+0x1c1/0x7e0 [ 328.938842] ? syscall_return_slowpath+0x550/0x550 [ 328.943750] ? syscall_return_slowpath+0x2ac/0x550 [ 328.948658] ? prepare_exit_to_usermode+0x350/0x350 [ 328.953651] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 328.958994] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 328.963818] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 328.968983] RIP: 0033:0x4552d9 [ 328.972150] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 328.979839] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 328.987083] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 328.994501] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 329.001746] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 329.008991] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000035 2018/04/03 19:22:54 executing program 4: 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, 0x0, 0xffffffffffffffff, 0x0) socketpair(0x9, 0xb, 0x400, &(0x7f0000000040)) perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0xfffffffffffffe01, 0x7fff, 0x0, 0x2, 0x0, 0x80, 0x421, 0xb, 0x3, 0x3f, 0x7, 0x401, 0x1, 0xacb5, 0x2f9, 0x401, 0x7, 0x9, 0xffff, 0x9, 0x2, 0x1, 0x8, 0xffff, 0x5, 0x8, 0x7, 0x1, 0x7, 0x500000000000, 0xfffffffffffff800, 0x7fff, 0x85, 0x1f, 0x2, 0x9, 0x0, 0x8, 0x1, @perf_config_ext={0x800, 0x71b3}, 0x8000, 0xdc, 0x4, 0x5, 0x8001, 0x9148, 0x2}, 0xffffffffffffffff, 0x6, r0, 0x2) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000000)) 2018/04/03 19:22:54 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x26921d3f10d99771}, 0x10) socketpair$inet(0x1e, 0x6, 0x0, &(0x7f0000000180)={0x0, 0x0}) recvmsg(r0, &(0x7f0000006dc0)={&(0x7f0000006980)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, 0x14, &(0x7f0000006d00)=[{&(0x7f0000006c40)=""/181, 0xb5}], 0x10000000000001ec, &(0x7f0000006d40)=""/65, 0x41}, 0x0) sendmsg(r1, &(0x7f0000001900)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f00000002c0)='v', 0x1}], 0x1, &(0x7f0000001840)=ANY=[]}, 0x0) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000100)) 2018/04/03 19:22:54 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xb, 0xb, &(0x7f00000000c0)=ANY=[@ANYBLOB="18000000000000c0000000006f190000dbd91000000000000000000000000000b7e60800fcffffff00000000000000001800000000000000000000000800000018180000", @ANYRES32=0xffffffffffffff9c, @ANYBLOB="ebf5d54a63e68f4a953b000000000000"], &(0x7f0000000140)='GPL\x00', 0xffffffffffffc226, 0x5b, &(0x7f0000000180)=""/91, 0x40f00, 0x1}, 0x48) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0xdce0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000002c0)) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000280)={0x0, r1, 0x7, 0x2}, 0x14) r2 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r2, 0x80082407, &(0x7f0000000040)) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000080)) 2018/04/03 19:22:54 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair(0xd, 0x5, 0x7, &(0x7f00000000c0)={0xffffffffffffffff}) socketpair(0x11, 0x2, 0x8, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000200)=r1, 0x4) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') [ 329.125777] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:55 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg(r0, &(0x7f0000000b40)={&(0x7f00000005c0)=@pppoe={0x18, 0x0, {0x2, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 'syzkaller1\x00'}}, 0x80, &(0x7f0000000980)=[{&(0x7f0000000640)="aac8ad62c2c65459eacaf9e2957e217d5f1cc6de416024b42f32b3c256e98361dea6cb72018b4e95da4c7db86948cfa97cd1a2674eac85a3820c26d906680baeb37bdd4af915d812ce500ba2ef34294153f858083e0b1221b3a14faeab2af3ab6c2bb04be59757aa3bd57bb88db3bb64567350782b69998a6b0adf0cbb3d0252c321bdad7479e0f8d5225e7aba338eb24cc48870491297d66bdff4dbc6a65b9f413ed166b8f1e357e870d96a6e2c9051e549915110ecaf0e1426b3b443a4d6f0624bb0764db70b9c23a67beedf910a6c05088bc625292a8b40cff2", 0xdb}, {&(0x7f0000000740)="5ebbedfdbd35de9ad082204fddd56744f52f7f3253cb58374a8ffd959dbf5925f0918522e261137d94b6c0a5465355c0d66692102ba991fba46d30b477962e9fa41fc5b431db204f6a5faf037bd866e8946a53fbec179e6f82a5af082647144b5948e54a66548382f072a5a4fb81e078a5bb82c4496e4c46a6c7d1e05683eff418d96dedc739f79bc97f7a860440a42159cda4bae6ac96ce9e2d910406c8aaf4c7b0019acccc57451e861efae4bbebaa3374b0abc634046db1179200da5e9cb6416bbf9926d2d8686b06", 0xca}, {&(0x7f0000000840)="95e023651afa0d05e7b2121e39c47dce9f0376de9fc214ed22562649b760ab5df069124f93347bd51aa1357cd339646db0792d9516417a9ae242c43fe8ac0568241f810a858647b49161f273a67936f011e2c42807af93de125c41b69071486e57c012", 0x63}, {&(0x7f00000008c0)="1507c1fc6cad21c3a071beb9017ce36a53459c920bb318c43e1034f81c2cff36251b6165fdc42dc678019c0974af6b3b0fc26f8f1f83e92ac12f946be912fd23be61f9446c8f84d12ea6fffc67fe194381654b71ab30139b00b29cda38186d16953989b3a57b58bf7eaead3ac7978da5bbac4a8558ae211c3307dd82be32f3c4712cd33d341b04cac2082b20bdc154b6e1282b88102d1a46c3e6e30c7d4dd1e082beb7f1", 0xa4}, {&(0x7f0000000200)="e37a8cb9e6b2438b4d58c66638b63298a9", 0x11}], 0x5, &(0x7f0000000a00)=[{0x98, 0x11, 0x7fffffff, "90e242cbb53cfc244f51e5f79c93c716af5dcc0f86cb2b336123c98e3e23538cd7d6be18e55c00e6276624c88585f719e457fe62a6c97c50f1b95894dc70646d2e669e856f220b04b7869477537172b9652d60c3173aa8e10eeed6584e275830dc43507fe0268ae68abb2423d896449795b0e7c7df7271b8a49abb41153ae856ce"}, {0x70, 0x11b, 0x800, "57ea233b92d4ed535127d47fd69191f402a7d581cbb52a3208d8bd8cdb4a6a65d4f4e5b86f812a85a0af2cf7f8b7986123c830c7cc3c2e2497098b3ba9bc9327c0b60c76706604ac0135670f38a5719ad557d4e218a43d66fb7265"}], 0x108, 0x4}, 0x20040000) sendmsg(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000040)="59b84d6590ac93ee03a847b661089cdc48409b3161b82b3b40e7fd03b5695391d448e38c80a27a6dff574756ce976ecb1ea9d694b171b04ea0b5486a3cb9f66313198e7a41fc1792dd3cce828bc035e66d9d4b2a76d692cbc758b40e122862869ffda9", 0x63}, {&(0x7f0000000280)="d41ba8303e25737b7f1069c2175b7875e833cc1146f26c5410b7337e63381a3d23a02a9560a06f18e223663dc03e2581c8065f779b3933270ec79a5548732e6c10775f1bffcb8e1dbffef4cdb2048bada82e8f5523b1434d5e28a32fb7fc27e917cb9cd9715bf879fa2ab305e5a261b7ab31522e3cd74cfa25fb77bdbf7083f076d051447518fd571bb820349c6e3956f2077e2c3b575297ccce5757ab38d22b5a629acf55bbd8196a00c19129bbca4f72b79410b33bf5bcf87fa5cbdb431222ed7619926f7e8b6bf1f5a4b8b06586b660555d6d367dcd8347e5cf18d5309e049db4f5edb91bc7722f30bb1affc0", 0xee}, {&(0x7f0000000380)="84aafb6857187949a670569e28683b0401f9164732c0efb43b1ed4a1e3f70e913078df6602347cd8f51ef4db7353c98dede681e87b9d5459940fd91f12e80417f77617e3e419b30bd214354e4b40bc0aa8693dcf8e2ae53271077551b4ed6d42f21f517f713dd6749cc36bfc5717eb7ed925697cc188298144451fa2c2a62cee4d25c7ea567bc1992ecee775aa413ce8614c1e2a2bb8fbafc403de44425512dbf66325a9adbcca4d1a7759b5716612f9fe54592dc63481e0e499e2a6dc5a8dcb34", 0xc1}], 0x3, &(0x7f0000000480)=[{0x110, 0x108, 0x8, "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"}, {0x20, 0x117, 0x58c0, "760da1ec06f8d704537a571b94"}], 0x130, 0x4000000}, 0x8000) socketpair(0x2, 0x4, 0x40, &(0x7f0000000b80)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x3) 2018/04/03 19:22:55 executing program 6 (fault-call:1 fault-nth:54): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:55 executing program 3: 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)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x3) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) 2018/04/03 19:22:55 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x7}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x5, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={r0, 0x28}, 0x10) 2018/04/03 19:22:55 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = 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, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) 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)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f00000002c0)={r6}) 2018/04/03 19:22:55 executing program 4: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x4, 0x4, 0xdde8, 0x1, 0x0, 0xffffffffffffffff, 0x5}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000028000)={r0, &(0x7f0000000200), &(0x7f0000000240)="13"}, 0x20) r1 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000)=0xffffffff, 0x4) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000180)={0x0, r1, 0x3, 0x1}, 0x14) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r0, 0x28, &(0x7f0000000080)={0x0, 0x0}}, 0x10) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={r2, 0x9, 0x18}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x6, 0x9, 0x0, 0x4, 0x1c, r0, 0x8e}, 0x2c) 2018/04/03 19:22:55 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) socketpair(0x1, 0x801, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000280)={r0, &(0x7f0000000380)="00bd7ab871dcf1cbf64e566387d33f076f619bd5e88a091d7418bf25b6cc264bd697400e61a110858ec7a83284841a977c8edc2008cfda2c968e8e4ff6435409764df14865d8b53b94945c2479e9e451ad2ef3a61d17dc5462b390ffb7f472966c28715d8066011fb144a1a437a4b51a47f1918f34732d82d7b6d20a205cf2a4b1a1ee797d235fae828a88c14da716cfaf8fa1980d0f0f62b2b467834bf3a3ce5e4245bd7c50383252f9424557adbbb9506d7a682f4eb3a5aafaba07dc492acd2af3d0e1c393e600d78e630ac22e569a9b9086814aca5b2af1015d347abe822f3b002b1187a12552dbcc83b8a9feaf510d", &(0x7f0000000200)}, 0x18) mount(&(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000180)="735973667300374c2c2865153f93cac0bc9e355cf04d38f26c9dcb687e2813", 0x200085, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)) 2018/04/03 19:22:55 executing program 5: socketpair(0xa, 0xa, 0x7, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) recvmsg(r1, &(0x7f0000007600)={&(0x7f0000006f80)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, 0x80, &(0x7f0000007580)=[{&(0x7f0000007000)=""/239, 0xef}, {&(0x7f0000007100)=""/50, 0x32}, {&(0x7f0000007140)=""/250, 0xfa}, {&(0x7f0000007240)=""/181, 0xb5}, {&(0x7f0000007300)=""/183, 0xb7}, {&(0x7f00000073c0)=""/168, 0xa8}, {&(0x7f0000007480)=""/238, 0xee}], 0x7, 0x0, 0x0, 0x3}, 0x2) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x40000000000, 0x0, &(0x7f0000007cc0)=ANY=[@ANYRES64=r1, @ANYRES64=r0, @ANYRES32=r0, @ANYPTR64=&(0x7f0000007740)=ANY=[@ANYBLOB="e33dc8bd0ab8256f61664e64a0682733a4d38f31f63e84c40b7f3d214f589e6b2cab910a4f6bac10380003d58cf6c06cd01e93e6cba12b913426e7d95f66b3e5a5682beebdd8addc461f3159ddf008450ed3bd48f44bc089d07f3d7010520476f9a7e6cbaff479dd81abc2ee65317f7fe8e33ff78d74e2a8006a49da31bf7b415a0866ea19141dc6cb95c615e40d679218177f5999c764a781fed44dd0b8f6c30c6e0084caf81c84cf303b6cc00ec125c19babfc976505ea73fceb6adeebcd2334cd55d1", @ANYPTR=&(0x7f0000007640)=ANY=[@ANYBLOB="b752375ce5decebbd442ad1d46b94ddf5a904904a079a4d2db58c18c69d1aa5522f27b31779b04a68e31b2b4db8bbc0303825964739e59516b0b1df2c1ca2477cc4657d7bee8225ce50e562689af39f0a68dde1a4b0af54892db30167b373f7733e7c7f0b743a59fb7bd2108f69ee2ba3e6e147b2c72af382b06236e8a9d44f2ba1583c5786e9ae605f4d6a3b7ca6c", @ANYRES16=r2, @ANYRES32], @ANYRES32=r2, @ANYBLOB="03e212ba9163333c0da1fa4ea2f4e48a0ca9093c2d00adafc99b4182fa0a87c351d08ebcb609694c3ea266691bc125568232508757e9f1d65b8e3d2f952804ff73b88d94f70c74901830a33c794ce1c294e8637e42cc4ced02a703b8dd046ce4e8a08f72d0e6a3aeb35d932658401a7e1b2ccfec2dbeae66eb1acbfe8f07ab2d8207ac751401ce9de94c41cbc9cd24ba8c18221b82e4fa3782f9b4f6f0b5ebadb36d44e70ee7f32dbe3665abba5e622934b09e6f2bc994acd69ca92caebe46a3eaae149a5c1380aebf780ec006c1cb", @ANYRES32=r2, @ANYPTR64=&(0x7f0000007700)=ANY=[@ANYRES64=r0, @ANYPTR64, @ANYBLOB="1b6f8743974de1708e21f2c7c9e367", @ANYRES64], @ANYBLOB="37d2049834895bac63a40fadfb121831bbfa04a16844410c0e82474f0a940f624fdce0bcd1a83a4d8b59f15f909b44a90c11b9f76e1c9ab9d468c5abb35485f67595156f1d32e40a9158d99ad233c85281e134d9f91b6961fb778973c4894438ca04075f780712d7890729415a9f169326"], @ANYRES32=r0, @ANYPTR64=&(0x7f0000007b00)=ANY=[@ANYPTR=&(0x7f0000007980)=ANY=[], @ANYBLOB="e90bd94d02a61ef00e66f91071543845e6c2950212cb15f904324b5829ce10d4040581c3e4b9c561f5ba425094c5413e5b485e8742f3bc5d43955ff2871af09827692f51edd3c051f204ba7cae144a77a24056c163267a8aa5587d6f5cdc8d5d378e6e2ba5182128644be918c74d343af3fb5450a85317cc9dccc00e9656eaa62b8a461aa645e42c7a4433d400", @ANYRES32=r2, @ANYPTR64=&(0x7f00000079c0)=ANY=[@ANYRES32=r1, @ANYRES16=r2, @ANYRES16=r0, @ANYBLOB="48d81fec723a899feab35eca42d3869537a4d174154dd905497afa562f7dffe87b263523e0cbd2e5db8b3336519978b08b18dae88bcdcb10862f7c519c9f5eb6ba224576329abbb20bfd5977a79bfec92e38446d1a01617a7eecb44e03a853c0261957c766ae6c854d372eca1f1ba5c2e3b74fe5c1567781bb35c8d76a956d197ff3e827a43633c7745d2942c96298fd8e3775d2f50431348f31565a29a2da8b2ad42ff56461fc72645f6c039128993a16f59c871ee4185cfb972d3077468f6d156fca119556a4e7841b895f9409ada26ff943026d6930", @ANYRES16=r1], @ANYPTR64=&(0x7f0000007ac0)=ANY=[@ANYRES16=r2], @ANYPTR64, @ANYPTR64, @ANYRES16=r0, @ANYBLOB="ea13992e0dd4031b9226ff9237298e59c2f81a0812d6b2f3c5d8664fb89e20e5bfe665ebc987de6581fa8f60b51ba7707332b3b7d7d46a99472abda7589569dd72144cc9ecb45715a894b54cc2e598adc3d14ab4244c6443", @ANYRES32=r1], @ANYPTR64=&(0x7f0000007c80)=ANY=[@ANYPTR64=&(0x7f0000007c40)=ANY=[@ANYPTR64, @ANYRES16=r1], @ANYRES16=r1, @ANYRES16=r0, @ANYRES16]], &(0x7f0000000000)="47504c00bc3047eb525f484f89fc96dd6ca64da40ff023122e66f6", 0x0, 0xffffffffffffff0e, &(0x7f0000000180)=""/206, 0x0, 0x0, [], r3}, 0xffffff8e) bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0xf, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000000000040000000000000000d5000800003e4bef7369323fd3075c4e0000000000000000"], &(0x7f0000000200)='syzkaller\x00', 0x80000001, 0x228, &(0x7f0000000300)=""/187}, 0x48) mkdir(&(0x7f0000ac6000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000140)='ramfs\x00', 0x0, &(0x7f0000000440)="54b0e9bad5f693ff172501c6d39d79fb40aa047e0cfb670ceb16907cb27270d96f2eb011b6da4097364617a488d316b4a222a9b9291a4b5241fa06d1e3023d6021aa2b76d936b31c8e1445575e404fe12b8fbc9606bb59b2a8ac9b2f7cbc9f7cb9001ca24afb4ddc5cfcc0176a853b13ae50f2fe23b68b691e20de8e9f87c68e0ed6d5e684475e5e75d0afa67055a6922ba2deb4e38e966d5279ce61c22c996143e879a657c42710f23456307ee8a9c51ccaee498639ad04a13130e6bbffb8b97a99fd1d81432f4e965ec253455dc83d8f6d2ca43e8b27927e985636318086e3ded1b15e058891f9da0f16ab117635a3ec") ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000540)) r4 = gettid() socketpair$inet(0x2, 0xe, 0x4, &(0x7f00000005c0)) perf_event_open(&(0x7f00000003c0)={0x0, 0x70, 0x7, 0x800, 0x2, 0x100000001, 0x0, 0x9, 0x20000, 0x2, 0x8, 0x6, 0x3, 0x0, 0x10000, 0x5, 0x9ff, 0x2, 0x1, 0x8, 0x7ff, 0x3, 0x7ff, 0x4, 0x9, 0x81, 0x9d3, 0x80, 0x6, 0x9, 0x1, 0x100, 0x3, 0xefee, 0xa8, 0x3, 0x2, 0x20, 0x0, 0x5, 0x4, @perf_config_ext={0x7, 0xff}, 0x4000, 0x9db4, 0x3, 0x1, 0xdcc9, 0x101, 0xffff}, r4, 0x4, r2, 0x0) [ 329.312998] FAULT_INJECTION: forcing a failure. [ 329.312998] name failslab, interval 1, probability 0, space 0, times 0 [ 329.324345] CPU: 0 PID: 26027 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 329.331633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 329.340973] Call Trace: [ 329.343544] dump_stack+0x194/0x24d [ 329.347153] ? arch_local_irq_restore+0x53/0x53 [ 329.351801] ? __save_stack_trace+0x7e/0xd0 [ 329.356108] should_fail+0x8c0/0xa40 [ 329.359804] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 329.364885] ? kasan_kmalloc+0xad/0xe0 [ 329.368749] ? kmem_cache_alloc_trace+0x136/0x740 [ 329.373570] ? __memcg_init_list_lru_node+0x169/0x270 [ 329.378738] ? __list_lru_init+0x544/0x750 [ 329.382947] ? sget_userns+0x6b1/0xe40 [ 329.386814] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 329.391546] ? do_mount+0xea4/0x2bb0 [ 329.395233] ? SyS_mount+0xab/0x120 [ 329.398840] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 329.404186] ? find_held_lock+0x35/0x1d0 [ 329.408226] ? __lock_is_held+0xb6/0x140 [ 329.412274] ? check_same_owner+0x320/0x320 [ 329.416574] ? rcu_note_context_switch+0x710/0x710 [ 329.421485] should_failslab+0xec/0x120 [ 329.425440] kmem_cache_alloc_trace+0x4b/0x740 [ 329.429999] ? __kmalloc_node+0x33/0x70 [ 329.433953] ? __kmalloc_node+0x33/0x70 [ 329.437905] ? rcu_read_lock_sched_held+0x108/0x120 [ 329.442901] __memcg_init_list_lru_node+0x169/0x270 [ 329.447914] ? list_lru_add+0x7c0/0x7c0 [ 329.451869] ? __kmalloc_node+0x47/0x70 [ 329.455822] __list_lru_init+0x544/0x750 [ 329.459863] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 329.465724] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 329.470720] ? lockdep_init_map+0x9/0x10 [ 329.474758] sget_userns+0x6b1/0xe40 [ 329.478447] ? kernfs_sop_show_path+0x190/0x190 [ 329.483098] ? kernfs_sop_show_options+0x180/0x180 [ 329.488011] ? destroy_unused_super.part.6+0xd0/0xd0 [ 329.493121] ? check_same_owner+0x320/0x320 [ 329.497420] ? rcu_pm_notify+0xc0/0xc0 [ 329.501291] ? rcu_read_lock_sched_held+0x108/0x120 [ 329.506285] ? kmem_cache_alloc_trace+0x459/0x740 [ 329.511104] ? lock_downgrade+0x980/0x980 [ 329.515237] kernfs_mount_ns+0x13d/0x8b0 [ 329.519278] ? kernfs_super_ns+0x70/0x70 [ 329.523322] sysfs_mount+0xc2/0x1c0 [ 329.526926] ? sysfs_kill_sb+0x40/0x40 [ 329.530794] ? alloc_pages_current+0xbe/0x1e0 [ 329.535269] ? security_sb_copy_data+0x81/0xb0 [ 329.539829] mount_fs+0x66/0x2d0 [ 329.543174] vfs_kern_mount.part.26+0xc6/0x4a0 [ 329.547732] ? may_umount+0xa0/0xa0 [ 329.551335] ? _raw_read_unlock+0x22/0x30 [ 329.555463] ? __get_fs_type+0x8a/0xc0 [ 329.559332] do_mount+0xea4/0x2bb0 [ 329.562853] ? copy_mount_string+0x40/0x40 [ 329.567063] ? rcu_pm_notify+0xc0/0xc0 [ 329.570931] ? copy_mount_options+0x5f/0x2e0 [ 329.575316] ? rcu_read_lock_sched_held+0x108/0x120 [ 329.580308] ? kmem_cache_alloc_trace+0x459/0x740 [ 329.585139] ? copy_mount_options+0x1f7/0x2e0 [ 329.589615] SyS_mount+0xab/0x120 [ 329.593045] ? copy_mnt_ns+0xb30/0xb30 [ 329.596913] do_syscall_64+0x281/0x940 [ 329.600780] ? vmalloc_sync_all+0x30/0x30 [ 329.604904] ? _raw_spin_unlock_irq+0x27/0x70 [ 329.609376] ? finish_task_switch+0x1c1/0x7e0 [ 329.613850] ? syscall_return_slowpath+0x550/0x550 [ 329.618754] ? syscall_return_slowpath+0x2ac/0x550 [ 329.623662] ? prepare_exit_to_usermode+0x350/0x350 [ 329.628656] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 329.634000] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 329.638827] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 329.643995] RIP: 0033:0x4552d9 [ 329.647166] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 329.654852] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 329.662096] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 329.669346] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 329.676589] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 329.683836] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000036 2018/04/03 19:22:55 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x19}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000008711000000000b5abef53fe429d28293eaab6f70000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000000)) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000280)) 2018/04/03 19:22:55 executing program 2: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7e, 0x3, 0x1, 0x11}, 0x2c) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) mount(&(0x7f0000000500)='./file0/file1\x00', &(0x7f0000000540)='./file0/file0\x00', &(0x7f0000000640)='fuse\x00', 0x804048, &(0x7f0000000740)) 2018/04/03 19:22:55 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f00000000c0)='./file0/file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:55 executing program 3: socketpair(0x14, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x3f) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) r2 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000080), 0x4) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000000c0)={0x0, r2, 0x8, 0x1}, 0x14) 2018/04/03 19:22:55 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r0, &(0x7f00000027c0)={&(0x7f00000001c0)=@can={0x0, 0x0}, 0x80, &(0x7f0000002680)=[{&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000001280)=""/231, 0xe7}, {&(0x7f0000001380)=""/201, 0xc9}, {&(0x7f0000001480)=""/111, 0x6f}, {&(0x7f00000000c0)=""/26, 0x1a}, {&(0x7f0000001500)=""/154, 0x9a}, {&(0x7f00000015c0)=""/4096, 0x1000}, {&(0x7f00000025c0)=""/44, 0x2c}, {&(0x7f0000002600)=""/109, 0x6d}], 0x9, &(0x7f0000002740)=""/93, 0x5d, 0x4}, 0x10000) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x1100001, &(0x7f0000000000)="4f68713b7583171dcbe8f3d595b491eb97188948b8a4ffa7946c1002d8b43988b83e0ee7d7d9c1369ac0543fc296ae8d6775b3189669dcb00978adc3ac508eeecf349127c572239ca81b6c1492ffad465e080ee3a73caf672902ba5ef661a71737942c") socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000002800)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0xd, 0x6, 0x10000, &(0x7f0000002840)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r2, &(0x7f0000005080)={&(0x7f00000028c0)=@hci={0x1f, r1, 0x2}, 0x80, &(0x7f0000003bc0)=[{&(0x7f0000002940)="c36ed7a22d14a4e5cffa91d8885eac536c0f3c708ea05611285319e90a", 0x1d}, {&(0x7f0000002980)="e0aa0586c531b8ba911efc488fe9db4f6a6ea60d87c48a36cfdd22688014997ccc845ebc937226372ce9c433067fd3f3ffbeb3a225997efd57d9a6a67dcfa22f0fb4861a49c3b66d273a24d52ae0fe57eada801a0f0ac2b4927f9a4f7a06781ac4a16abe8abfe7874d3cf563454d3cf81f52fafada3c28ed35eadb02575fa82b6ec335eaa70c0902ced823ba859a969cd07c101ac824d95fa3998c95de5ec8ef27d395942fea39d3da98e31167108c3eaefc422c96552a2a", 0xb8}, {&(0x7f0000002a40)="e7bb49d6912de307189221af4309a793439191b3aa1b31553f91a50a3861185448ae0da16f968ed21c3c2598fd00813a95442493b78f49", 0x37}, {&(0x7f0000002a80)="8af94ff3940ae6f16dbb87c1f6c2a615e4097238e0b101dc2160a03ca266053817823a0aed15280afdb321de823ef70c38dafb55f274c82d8bd9bba58513e50ea7753872cdcb98f9c70cbbb95cab3ecd9a79fe5ab597172ed440d1411ecef6f348b1f7511de2db52ba3f069007d0989e2c6b9df892e924a760c19da2203531b5fcbe3805468f5c209da0f5b566fadab0b40665da5df92026956a9e188d3861b5", 0xa0}, {&(0x7f0000002b40)="4e244097fa22c05d869a4de159b72d892b90847a1c820119f67c93d81aa92a49ad60b83c6293c6e98c3bf981395554cfe3dbe80f60d8ae02507c249b0172f6768c7490f0b85d4a006dcd1bb6dbb75fbe03776add758d35db27706e480b5dca0ffe00303944321fdf7877d96f8099378dce404560c8ae7a199c6992384edebe0b1fcc744aa7f4a976e5f2f1caf66d93debbac0871c1a5ed9bb17aead88b50ba50729a1bbbd5890b316d49c34882bdb0d58adc589cc629d2506b670cc8ba7b3d281a546cddea3018de4b8a22c8d37db97a6ab1e33cdf23e2a41a56fa7576a525f1f6d4c8700c8c28745b196fa594ed496ee46f322f5390271d73e8b424ae7cd64d85623237a0c7a3640cce2741be7cfeef02bb4b7abcd04ca05bdd85286173c7384ce02304156cfc089110413442d934e93134aef531c6d91426845b4c7c342f90f8d110d3ea63300daa7bebe8d0eb1903808f42691373e3e497099e98c7f5808497631a04690b6c94a4169742dda08cb549d1dac81c559a306cb726d5b2ad308db8f8967d4784f851abca4d9a50e1006e4e2874088d38865d210123460988129d171cc45cb970b38e0a4709bdf5c876534e721c55501aad9ee9fd93d8e90cb600c81ee63f8e34e55a11622ab3de9e84b061fb066eba0b90b91bedf02701eafff38557c70b46dcd703839c95f282ae802047e848909d9765e31ae12d54b43b6381e0b23bcb291b9ce2d6cf94f2f248f6d4a83bfa4966740775a62a9c1e35072df641209e26cc770f533162ad1dc68edf6430dec947ab762e9aabb24572e93e976cee77c30a16cf66cec98c7f36fc303b956b56cb31f980cecf2538b34c9efc376828c0273c8cd3d0697fe5ebf750f47eac141cde37866b24621037eeb2eb07ea3a15020e3c5ce33e266b65385f2a067d1468a008f755f58648cdcf654e0d47588de2df182c66d739f42a3cb7fefe6946151581fa3aeaee4cdaff7890141abfd874537eac608870f92615c26d1472219a84410e7fafed094e82c4a49a78929daaa37dd645ad63638276ab0db7e79494c9bb9f8dc889b13478887e6e7420423cfff3bb62a41d1aa9c9d32dde29af116410ed5d384e02f4fc6b074ae3984e6d2f7110291519e47a7f5353ffc8f36f9bee8298a8245c7d4aae1b29aa2cd724c3eb7fd539f94ed5d3d4eb89b31a58da6033ac7cdc21a7179b3decd9b77eb12db2d37ec0f79d8e6bf89de5da9d4d7972c89cec3924733be30dd9742c47050d4c6b172ccb8c3820f3a48373b673516b308b1ff11b6ec3f8400235f765aac6b2b4935a9775e57874f25a850331c3b8b83639264ad81d24492ca049bcd0fec9d57ef37eedde782f8663465682f0f197ba6db4a77421462e47c8b622a066dd3c981fc1a2ae527dd78bc734e55af94d113eea59920bf9cbf1ded2e6e9c0a477ce53c16fa732e0d764ea81f964c283cf872b69e9b8904d66d7b8f437c848b2d1c1b713bbc864d90c4477dd36da567c6a749677edf2dfd30b3083d3f00a386e40f0f0f55a9be208ef6f30a35a21b29fc63f1e5ad3440cc6bd818aec6c39b7066ae06e0c15c3b48d2e18ecd1323720c2a94b70a376a9a827fcf1e7f5e000128b05396baf7af6932d59c39a085a1c2ca58ff523d3db4a7c5da9557fcc6ad21d1e68b9c3556f228ce09332ce0e0f6904c1f12afcafe5ceef03ccb0a96e732855296977055633718f72984461d5ff71b33cb6e9c12573722b02fb57670dcf6ab99327e049a6759fe18924546ba3acf5480ccc169bc3263fb617f385cfe1bcba2e27c8b25f4b32b21fedd9e41e44a91fdeebe12ecc522ab6bc4762d19fd470453fc2fc609c4529c12ce4cc1238406531ee5e753fd62934564da5e88bf465e6845d1b2004ed291498955ca950dee6377380e37bf8d8858a24568195b8f8e1d7d3aa300d3b606097d238c729629fa595350de5e49490807025b112c67d1ae1cd9d3f6aa6429aded3e7b9d23c15d6617433531254f9a9069efd8f3b51b641e4b67646d6d26619e7bf5b1fb557f72a53a0555cd138c19324891b9f68013b4a694cfb43bb3fa357af82638fe6a15b1ca20b5803f276e3eacef21fabb3e6d4286eae749dfb41c3362c3c9f3db73a1b4a0b9042212de49311d4c667ba504d1c956ed9a35af3d27eca2f1dbdb49b8f67782a67c0ecf2e081e999727c8a3c122210be8e66f0dcb4b6acc0d118943577e835e52bf3353159b7ce51ed9de3731213dbee620698cc9a0e5e98cbe3a8cb7d7352284b407daa2c5fef47bb1f92614e8823c4d0f717f7b2cfb9472cbc042ee67f3af1469a567ab839a4491927209e9ee156d76ddde8dfa79ca84b49d5ffbd573e5b50bb241aa9df3cb987d0b2bbc502bfe9c76caca1940344ee03a280057eaa815a9c0669160d16f0c0ed2bcb22dd36e2e4978d585bc7b1a7cda8e73da9ce81ed0c7da16cbeec06b046cd582a8b8bd88850fca21ee4092ce19265c5864c057781dc838bdb192cf064971176b8fde60cbae8b5deae6189e6a8e980f752474e821b2ba4d7dd654c1dcf2db0fe0cc1814c39d6ec53bce9556ae6d71c0b01ef238173f7102f42a2a6c575db1f32fc1a8f8cdef50450e5865d11a25d43f0ce2707c77db787e4ab1264e335d185d781fa9b514c550fe37968465d8caa21f9db0d6b456ccdcde3aee2f8267e21e3fde90367008554aa37865d53da557fce0a450bedb1d621bc095c3b5d1e7dc5dda2967ae7494ba341d5183f3baecd66cd20660f6415e0a5203aed901d8cdbc97828f8029b36a263326fb09a2448765157bf63934b3fd58879cc9b3e405c42283ece994f6f4b9cced91be0d7642fa08f19b512fcc7a1afeac52ff6313902d5e8316254c19ebcb86592fad2b2ec930a4b576d966e55de370e890b3a7f9a4b79cc729b96bb4989cc85789f1a99a5ef757faf148ef362dc68dbe24456ae5f3855b5ca3bb7b5d6f7a9e2a684cd3de36afca217bf6fb355abd7ea864771126af0227623abab1f75245ceb912b3e9fe5e2ae65ef438c1d8a03c977bcd0cf6c49c746261c9e83171f8d562b5c33d48a97aed23ff2fc921f7a4f356a809d6cb7b60aa8a66c6cedb81e008cc584c2a129d56b7d1691c04a61f85b9c74ef8152c36c9a9d1421edb2c75eed39a4761751e542ec4623f6352c26e81b7094a9cdc62a525dedbf6a7fe002322d96adf557b47ae5dc048d7113cd56a7ada7ec8afd358ab7a1e8285fcc70d7fe868a765772d18a357df1d98ab268d26c2016546cfc10dfc8dc54f777238f73a437c2ce9be2670231421821b4af44643c36954926e55e079f553543d8da9f1acceb2d647e002960da41cbba7a5088bc2c57d32d6e819ef92e48010e19d0bd56bf10948dc935a9fbf813daa26e76f2f9a1905001c36f908abdb4105e64fc040d6ac4d9b5ca79b925d62f9e62321e8ea6989385675a9ed57a500d89f271ee1721ab59453abb6524c9c95967ec973b94f5809cb814a930d5050c0b3d03ed13bbe6b245b0ab5769ea9920f945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efbca4affe982df2c8b2e3d7e7ad55a7d04fd6116bda962c2f3ef66b6c97d4581f10ee53cbdfa093d95066cfdb83ae911bef327403fd5da55b008cbf80000000068000000000000003f0100000009e800fc89c71dc333dfc0536883fa9ed97473fb4c7e5e9cdbadaf2f08c54e156bc8cfb5716e70e9c0c487320f4f8e76bd7a4f8f371e1e537eed376a8708215bb8ac0c385ed584691054f1f6af95956c491391f0bc70df3b0000005581fa27fd0a7a14e7d0e5938764fa90e6abe210d578ffe3f1e7b5ebe1aa3bafaa323ae9c92c5a25c4bf5afe5be4a220bcb89f5fc698"], 0x1420, 0x1}, 0x50) socketpair(0xe, 0x3, 0x2, &(0x7f0000002880)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r3, 0x2405, r4) 2018/04/03 19:22:55 executing program 5: r0 = bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x4, 0x3, &(0x7f0000000000)=ANY=[@ANYBLOB="8525000040000000007b6910fbc9950000"], &(0x7f00000001c0)='syzkaller\x00', 0x6, 0x173, &(0x7f0000000100)=""/153}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000040)={r0, 0x0, 0xe, 0xffffff7d, &(0x7f0000000280)="f9eb835016917a000000000000000000000000000000020000289f9cdfefa5acddddaef9ec9d01e73cbc148c9584dd29ce50cf721639dc9180e185c315c7a1fc10522b5e639a8b708729bea4f728ab80a97c7fc13595ba97bf2c073e1aa5df864490eadc31c11a658601ce25f51f4ca2ada681a1319919b97d2e8c60574c4247c22b45fc58742d110b04ebb042b06a1357aeea559b6cc8825c0beea00866073854fe433c9568b92ef20ed1", &(0x7f0000000200)=""/13, 0x0, 0x4}, 0x28) 2018/04/03 19:22:55 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) r0 = socket$kcm(0x29, 0x5, 0x0) close(r0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:55 executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000200)={0x4, 0x800000000004, 0x4, 0x9}, 0x2c) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x5460, 0x0) socketpair(0x1, 0x0, 0x8, &(0x7f0000000000)={0xffffffffffffffff}) r2 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0x8}, 0x10) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) [ 330.011194] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:56 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x5) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000080)) 2018/04/03 19:22:56 executing program 4: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x4, 0x115}, 0x2c) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000300)={&(0x7f00000002c0)='./file0\x00', 0x0, 0x18}, 0x10) 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$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) recvmsg(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000008980)=@hci={0x0, 0x0}, 0x80, &(0x7f0000008ac0), 0x2, &(0x7f0000008b00), 0x367, 0xfffffffffffff05b}, 0x41) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xd, 0x308, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x3}, [@jmp={0x5, 0xca, 0xb, 0x7, 0x7, 0xffffffc1, 0x5}], {0x95}}, &(0x7f0000000080)='GPL\x00', 0xff, 0x14, &(0x7f0000000180)=""/20, 0x41100, 0x1, [], r1}, 0x48) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000340)) 2018/04/03 19:22:56 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0xc, 0x5, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f00000000c0)="00007bf056c718041899f95b1a", 0x1, 0xce, &(0x7f0000000100)=""/206}, 0xfffffffffffffc83) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000000)={&(0x7f0000000040)='./file0\x00', 0x0, 0x20000008}, 0x10) 2018/04/03 19:22:56 executing program 5: bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x6, 0x400007fd, 0x0, 0x4, 0xff, 0xffffffffffffffff, 0x100}, 0x2c) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0x0, 0xfb, &(0x7f00001a7f05)=""/251, 0x0, 0x2}, 0x48) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) mkdir(&(0x7f0000000300)='./file0\x00', 0x1) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) socketpair$inet_sctp(0x2, 0x0, 0x84, &(0x7f0000000080)) 2018/04/03 19:22:56 executing program 0: r0 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000002b00)={&(0x7f0000002ac0)='./file0\x00'}, 0x10) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000002bc0)={r0, &(0x7f0000002b40)="a31cb2322515d3d37106fac8663f3f00a18ab313c11c35b04b125aafc75507be3ea93b60ac832e4140306ffa820644cbed2e28d7512deb3ace4c0229ba45f76ab039b2a701e75476126a972f2bc996c6888a65f57a7215ad75a1c9f4fdfc395bfdb153415ac373ff53b5cdbfae86643aa3ce031ceb88db0765cba750750463"}, 0x10) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000002a80)={&(0x7f0000002a40)='./file0/bus\x00', 0x0, 0x18}, 0x10) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg(r1, &(0x7f0000000300)={&(0x7f00000001c0)=@nl=@kern={0x10}, 0x80, &(0x7f0000001600)=[{&(0x7f0000000380)="39546533b6a3964333e8b4654da2e08702ab59106b7289a85d3c9d2e7d4cfc557f2cd23c2adb6087009ed253be1e259964b59af4ed39ff2c4fe1bdce65e59fa1b92f0c53e3c93a4f54a7da0b5bd554c6f85793c6efa782d7d6a08003a9662f46eca1daab4f5ba1f83b320d97a13acc9365dae9d5499633e808bf071d650998a6cfeb42b7fe8f113725b0e47adc803f0cfd402eaf434653557e5b5ea4ad501822ac3dda30e5333a4460e118a8a7d18a007a9c58bb3f149e3847430b380e9c86a1ce6b02bdb52277892d8bade55736eeae30770e5f4b982c12ad5cd0723b91a358140c3c034b9b7696d62321d61e1f98997a7a0d09b1d694a1df3895609fb8ee0fe5c1f810163ad6e9aaa240a262c7cdc8a9626752023dcaf03b29cd59c8f8bb8ece07cb0fee98905d6eaf04f385ca65817d9692a6f2982fc8edf29e90ce7690028b30ace84b51c0d26c56511e6a3ace29aad6a3251309800775a07e714c6936f6d67de65b6f222c07f16e1d0edfc96eff20183768399f52e54d45a95a88ea9fa448a06e7d316d0f1ccd5a6c35100b27b082244df547fe4606a9bb1c0deb3a01a50d1cf27351e77ef70a98a350353d848b4f2e159103ef5497370493ba96204ead60291ee2430062464f16f39ad9a7a995b1311db725386d6a2cfce9ef2b14b33fe763c907a190f0dacd66ac3deda3c1f20bb9b637be5377bfc0a34d15a7ffe22c807b529c6cbc99c3f87ad326e72003b86a10b2fa6d4bb5956bdadd40cd734f6eedfc3d33d5bbe7c89f8c3749e191180e8f202c27eedb35ad7e07dedd30c51128f4797cf13ea28d972501652f19c81cbd30db8a4889d80b15da1c4c7b20c965077d0f0a5ac8aa4cb3ef2906cc142cf139a12f8e51cef9cb89438f9d9b5adb1fed2cf25561439a2753831f986779ae83045ae2955cb631995efd8a28d11bb0ace0df8f7830be824d9aae83c677e24000fafda1e3e21ad3bf54988a9c4cb66583702c29d965eda5e890ca449b35f462b4b48849fe687976e86b05563358a4724d7980f4e81c46366f921a1176c6706a21b08015130d4ef4e66f362c0a5a8d05c66d2fe6ea9c6af898d8a1d84cf4e631005dc8d83691b00af5e00703b2e1c26dc2d2236dce681ce5d4e32018c03577bc2280e6fb5b89cc02cd94246fff72da85ea2c1bcc2378c264710cd0a0defdfcc85f8ca302822ec8d3436dcfbb6204e807d8027e28eca18360c1b6b71bbeae43ee910e6ae5620d97929a88dcbc83cec5cfbabf416d3f7cea5f56393847832265c05d9c84be9848fa7362144621b067de09b00f3406cbe0ad770406b54ea9920ce9d957b783b48b393e89c23a2cf513e11937d778e4fd520446dab1c3b5997c162464a48964911204408a35d5739f231f9407fc54f6c730d68893b6c5728b4464cc22cf9dceea301a8c3c194d371f620071102fcc738864f5cdecf008d97c3f981190159b4578ee8cbf8fd0dc3492e21535df6086e7bb7a91125045f6fa9e8c886b0374034124f3a08a5001df0908eb4a2afc09e3b002fd1abddc9bfad1aced169b78f6e6d103e2cc3a2331b01db585fddff4e008f59eefeb61963ce7a2e14925ebbf421231225aec39f52c91955c8c22925d7f0ba81938c97e5a39151305645fddde4adf6e942d57200cd4411725b3e877e9521500b0d7ea870a8815ab50c92ffac6e0ebbf4f55b8b98ddf2201caca5c71f05767c1dd7c3586f278ec40f9093fd253d8060635cb4bcfcf1e416050f45735119096dfc6d5ac2b930d546eda18d2a39861dfea537e6270e79140ee43a6f411ac025e15fea9b26726ea9d14af02a3016b0dd0b055a337b422847ba42532a41b82bd3f74aa6693744f5a1477698745c9e967aa854f34f07a7d569b2a5343ffd5e58468eb5d6a29101d6b1356d078556bda7d1ff6bd51f2012d12c7042b3af2dc09a7ddd16e6eda6512c50afc119cb6fd3dbdb93f864ff9e0419d3f9a84a3b7e8bde3b0e0993e3fc11d154551cbd3494412437a6731e63b96127fa81586dfea4a0af91603e65792c82cdc741f14227c48048d55982e79aa2ef4d94378b038d008fd4508d760d3b57a6f45fae0b00db8ee805b3cc9cf750fd00ece356f0fbed9f992944646821f2aa1080866c483b6b5b5d1954f2f27c0490f3fd92f05d5b82182b2cd68aaca00f566769de0ea814f8fcd68648513a138e83c2a61179227901bdad8e4f1ce025ae91266e53a15203b5709bf0c22d187aea61ea924cdb39b891b4cc53e5e71b625bd843143c8276eb70f22a58252521c77f666296ba233b9d0ea669aa7f0a85bb21edff135ec4444c34c83f2a4ec55bffa2d6a35eefa9ddf26d1965ec4a474b918624a253898de270c0fba5cc025d4d33ac98fc3fd1f4d3c15fd454ef6f37d644ca317320d5055029c7b6240f1cb1ae5b391b5fadcf92aa4110270290c82f4871ada406adc7c24c1d524904a0f772b314d0daaa601da566dd29f166d8b03550298f46a0924e23ad46f9cb7437103da73da403676491f8c786c2d9e08e796000612485397558480ce05b3e8629d8db80083b98245989faab4ddc18024d0266390d7bedab516a2119b67636fb3dfea279a4e29b831a8458b097871689956ebe8a734da392bfe92a7cc6d2cb4aea528b1ef1895a41572310bce62c9bb24049751fbcfdf1d51c77f51355cd256746b57464b936740636dda1176e9dfce41311996bb526e7cc44966642425f0bbfd0849f4a9aa93e0a0c162eb2126e2f43fc5ac823ffd4be6fbd753efc59280d7c26dedb1ce574dd02af9127c90f578840a1dc23988c018a47b05d90ac65b0e3f2ee24b094380fa1cdeaa7700c878bee174faf01169710f2ac0eb52a629b616b259e8f3343b3d2e07e9b239681abeb9a7b05a75e93105a36c13eb6933aef4b4312c5d7fc579b0413d2cdacd35b89f0db02e6b75ed8cb5fd29c740794fb86dcc41db6199f5d99fa7cda9ea85b1cf7560f504f9256d47c4f032c0976cc941be2e42fee88613a8f0431a135b036860eef0de82174ff3b2e57e0b42f65cb25b5e303120aa173989e30b097e6859a7e25136ab3a65395aa034a5cd259e82fb4dcdf29fdb6302a045627117a192fd02ed3f71b5f95c79001a662ec52368e8d0a2304888779217c8f9356475519d0a0dc0b0f81a7fb2154863ed363f06163e5740dc786b29f7738233b62a4d9375a2b93198f26c04d3560422a5cb205476899e0dd7331aa299cfc44c3301d328e0398ebb26fb64a84d655781df5561143a083b059621f9987c745a9cc3bb9d490c160e45b165dd3eaf5106df53f1ab19a9ff8f0adc3058c0a696a73b9960a42aa296e62157833acddeb69c8dcd0ab0f18b255a206c2ca46707d4994787fb677cdf23e5356f5d362994e88d25f143da6f98dbd26d14d7537c0fd04f776b68c4a4e1a011901cde5501460da71047bec020217af50e46c0e98a248dd3a8caecd6756b298c74be368bf6c64baad41f9c9d153439ca7019f4205a220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0x1000}, {&(0x7f0000000280)="8086bf2a40a7f49a1499c9c5de0ca57ee0be753908f49c5c600d0e8a64386cca7fc0a07a96d9d71425d6d1a430ee64f1e26c22838c54a53fd17c4c92ba3ac6ff05b576", 0x43}, {&(0x7f0000001380)="29f02f8e717fbab435723d3189feb9affc52331cc381225c0f876c7ca3e4a825dc0dee3dbfd4a766257c1a4aa24db082b9925e86042f75fb408e14b1797c68ce1ecd50ac5377d9291d548352a29ad0f209f44ab2d72fcbc290fa7e8404d3c640e409d58f0f82de3ea29de0ac583a06c406", 0x71}, {&(0x7f0000001400)="f2532f0f7b4432f76ed98efaa170409e829e219346381f218a2f4db1bc23b56b826a380dc784acfa7da082cc60e53ee18a69468a8cbb7a12a84cb8448d6527490ea0c77832fa582a74b902dc6725554472b5765df9ee8a038a6cebacfe3fca7b585cdba73ec30f7b604ccecf747e54c5ecf6c3418b30e01fbe9b46fab4c331aecdb153af9d3b7f1ac85c5a14863ef903f6763fa96375ac6278e6eca29ffbb9f8740ca124d66773892bf748d412d236f2376324775ee3edd398", 0xb9}, {&(0x7f00000014c0)="dc99e7616ef05b36768512bb5c7e11dca96ddf6eb440c33a0bc582cce7231b37b77fff54458da008f1f000335bc80ed0e63d00994283f9c0e7914a94ce524b81f73ca117d0c514b2d7cb98786671042194f073be4a30d6114858ce34d64e26d4fbc3499b461eaaef2ca16b2f12cf2237baa27cfee0719538d5fe8e50dc71b2752a625c5a2307b07887c00bd5fce79268fa81bea6ef8533acec34af8b1ff2fbca14eff7", 0xa3}, {&(0x7f0000001580)="e0127eb6d92c3df8e763ff514639420fb1ca5fe6f52c07bc09f337d089283c4a5245e29f016daafc0afac95d30662febba0db2b585bae056fddf46868344a90ccbe9b9f9d3edb92ce837112c499395cd923ed17f307ce55447a03050c9af2e960045ee89afcbad6c94393a3ab570fc8745c2006665e9049ec9a09569fe121e", 0x7f}], 0x6, &(0x7f0000002c00)=ANY=[@ANYBLOB="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deaf0ff7798b0d8b0986079c857d209c366113666c92316417f4e4b29576e4512eee96fc2dcad6838f38eb11223639365f22387f8291dca0000ffefe96e648181676e7ec2908c5c97c91d407040f10242e9f25839116567cdb60a755b9e2ff1e68c0c58ef68ed80d853ddba66afb0a901e96993b68493f9386f133e4e6fadbd887a72a1a26213487bce192f3eaf2a0216f3ffbc04da6c0e5cd3092542ce"], 0x13b0, 0x400c001}, 0x1) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:56 executing program 6 (fault-call:1 fault-nth:55): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:56 executing program 1: mkdir(&(0x7f00000001c0)='./file0\x00', 0x100) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:56 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = perf_event_open(&(0x7f000025c000)={0x0, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) perf_event_open(&(0x7f000000a000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000a7dfff)}, 0xa00000400, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f000000a000)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x0) 2018/04/03 19:22:56 executing program 2: socketpair(0x4, 0x807, 0xb447, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f00000002c0)) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0xffffffff}, 0x0, 0x0, r0, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x1000000000000004, 0x24}, 0x2c) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000b7a000)={0x1, 0x5, &(0x7f0000346fc8)=ANY=[@ANYBLOB="18000000000000000000000000000000009500000000000000000000000000000000000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x0, 0x299, &(0x7f00001a7f05)=""/251}, 0x18) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={0xffffffffffffffff, &(0x7f00000000c0)="b82283392dc50ff1fb635a5849d2f5916ae2fdc24e95e12aa8daccf7393e72be9cc66f"}, 0x10) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000200)={&(0x7f0000000180)='.\x00', 0x0, 0x18}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0xa, 0x56e, 0x7ff, 0x6, 0x2, r1, 0x2}, 0x2c) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r2, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000001c0)) 2018/04/03 19:22:56 executing program 1: socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000040)) mkdir(&(0x7f0000000000)='./file0/bus\x00', 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f00000000c0)={&(0x7f0000000080)='./file0\x00', 0x0, 0x10}, 0x10) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:56 executing program 4: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7e, 0x6, 0x1, 0x11}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000004c0)={&(0x7f0000000480)='./file0/file0\x00', r0}, 0x10) mkdir(&(0x7f0000000180)='./file0/file1\x00', 0x0) mount(&(0x7f0000000000)='./file0/file0\x00', &(0x7f0000000380)='./file0/file0\x00', &(0x7f00000003c0)='nilfs2\x00', 0x221002, &(0x7f0000000400)) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='./file0/file1\x00', &(0x7f0000000200)='hpfs\x00', 0x0, 0x0) mount(&(0x7f0000000280)='./file0/file1\x00', &(0x7f0000000400)='./file0\x00', &(0x7f0000000340)='configfs\x00', 0x44000, &(0x7f0000000380)) [ 331.023394] xprt_adjust_timeout: rq_timeout = 0! 2018/04/03 19:22:56 executing program 0: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xe, 0xffff, 0x100, 0x6, 0x14, 0xffffffffffffff9c, 0x5}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000200)={&(0x7f00000000c0)='./file0/bus\x00', r0}, 0x10) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:56 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6ac427b1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff5, 0x1b7a, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x9) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000000040)) 2018/04/03 19:22:56 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = 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, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) 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)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r7, 0x89e2, &(0x7f0000000540)={r6}) [ 331.231432] FAULT_INJECTION: forcing a failure. [ 331.231432] name failslab, interval 1, probability 0, space 0, times 0 [ 331.242832] CPU: 1 PID: 26150 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 331.250104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.259454] Call Trace: [ 331.262048] dump_stack+0x194/0x24d [ 331.265680] ? arch_local_irq_restore+0x53/0x53 [ 331.270350] ? __save_stack_trace+0x7e/0xd0 [ 331.274683] should_fail+0x8c0/0xa40 [ 331.278401] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.283508] ? kasan_kmalloc+0xad/0xe0 [ 331.287397] ? kmem_cache_alloc_trace+0x136/0x740 [ 331.292237] ? __memcg_init_list_lru_node+0x169/0x270 [ 331.297428] ? __list_lru_init+0x544/0x750 [ 331.301660] ? sget_userns+0x6b1/0xe40 [ 331.305550] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 331.310305] ? do_mount+0xea4/0x2bb0 [ 331.314016] ? SyS_mount+0xab/0x120 [ 331.317643] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 331.323013] ? find_held_lock+0x35/0x1d0 [ 331.324129] xprt_adjust_timeout: rq_timeout = 0! [ 331.327072] ? __lock_is_held+0xb6/0x140 [ 331.327094] ? check_same_owner+0x320/0x320 [ 331.327110] ? rcu_note_context_switch+0x710/0x710 [ 331.327127] should_failslab+0xec/0x120 [ 331.327141] kmem_cache_alloc_trace+0x4b/0x740 [ 331.354139] ? __kmalloc_node+0x33/0x70 [ 331.358093] ? __kmalloc_node+0x33/0x70 [ 331.362047] ? rcu_read_lock_sched_held+0x108/0x120 [ 331.367045] __memcg_init_list_lru_node+0x169/0x270 [ 331.372044] ? list_lru_add+0x7c0/0x7c0 [ 331.375995] ? __kmalloc_node+0x47/0x70 [ 331.379951] __list_lru_init+0x544/0x750 [ 331.383993] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 331.389856] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.394849] ? lockdep_init_map+0x9/0x10 [ 331.398889] sget_userns+0x6b1/0xe40 [ 331.402581] ? kernfs_sop_show_path+0x190/0x190 [ 331.407226] ? kernfs_sop_show_options+0x180/0x180 [ 331.412132] ? destroy_unused_super.part.6+0xd0/0xd0 [ 331.417216] ? check_same_owner+0x320/0x320 [ 331.421514] ? rcu_pm_notify+0xc0/0xc0 [ 331.425384] ? rcu_read_lock_sched_held+0x108/0x120 [ 331.430374] ? kmem_cache_alloc_trace+0x459/0x740 [ 331.435190] ? lock_downgrade+0x980/0x980 [ 331.439318] kernfs_mount_ns+0x13d/0x8b0 [ 331.443355] ? kernfs_super_ns+0x70/0x70 [ 331.447395] sysfs_mount+0xc2/0x1c0 [ 331.451000] ? sysfs_kill_sb+0x40/0x40 [ 331.454871] ? alloc_pages_current+0xbe/0x1e0 [ 331.459344] ? security_sb_copy_data+0x81/0xb0 [ 331.463903] mount_fs+0x66/0x2d0 [ 331.467247] vfs_kern_mount.part.26+0xc6/0x4a0 [ 331.471806] ? may_umount+0xa0/0xa0 [ 331.475413] ? _raw_read_unlock+0x22/0x30 [ 331.479540] ? __get_fs_type+0x8a/0xc0 [ 331.483409] do_mount+0xea4/0x2bb0 [ 331.486927] ? copy_mount_string+0x40/0x40 [ 331.491138] ? rcu_pm_notify+0xc0/0xc0 [ 331.495007] ? copy_mount_options+0x5f/0x2e0 [ 331.499396] ? rcu_read_lock_sched_held+0x108/0x120 [ 331.504387] ? kmem_cache_alloc_trace+0x459/0x740 [ 331.509206] ? kasan_check_write+0x14/0x20 [ 331.513416] ? _copy_from_user+0x99/0x110 [ 331.517544] ? copy_mount_options+0x1f7/0x2e0 [ 331.522020] SyS_mount+0xab/0x120 [ 331.525458] ? copy_mnt_ns+0xb30/0xb30 [ 331.529324] do_syscall_64+0x281/0x940 [ 331.533188] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 331.538700] ? syscall_return_slowpath+0x550/0x550 [ 331.543607] ? syscall_return_slowpath+0x2ac/0x550 [ 331.548517] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 331.553858] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.558677] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 331.563842] RIP: 0033:0x4552d9 [ 331.567013] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 331.574703] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 331.581949] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 331.589197] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 331.596447] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 331.603691] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000037 2018/04/03 19:22:57 executing program 0: mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') 2018/04/03 19:22:57 executing program 1: socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000000)) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) 2018/04/03 19:22:57 executing program 5: bpf$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)="b82283392dc50ff1fb630000000000000006fdc24e95e12aa7748f9f393e72be9cc66f"}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000140)={r0, 0x50, &(0x7f00000000c0)}, 0x10) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000000)) bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x1, 0x3, &(0x7f0000000180)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x5, 0xc3, &(0x7f0000002580)=""/195}, 0x48) 2018/04/03 19:22:57 executing program 4: mkdir(&(0x7f0000000100)='./file0/file0/file0\x00', 0x12) mount(&(0x7f0000df7000)='./file0/file0\x00', &(0x7f0000c7f000)='./file0\x00', &(0x7f0000df9000)='nfs4\x00', 0x0, &(0x7f0000590ffe)='v3') 2018/04/03 19:22:57 executing program 2: r0 = perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xd68, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x66) socketpair(0x0, 0x0, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x9) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f0000000080)) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)) 2018/04/03 19:22:57 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) socketpair(0x8, 0x4, 0x1, &(0x7f0000000080)) 2018/04/03 19:22:57 executing program 7: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000fe1000)={0x5, 0x8, 0x80, 0xf}, 0x19) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x14) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000001c0)={0xc, 0x4, 0x4, 0x100000001, 0x0, r1}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x0, 0x20, &(0x7f0000000600)=ANY=[@ANYPTR64=&(0x7f00000005c0)=ANY=[@ANYPTR, @ANYRES32=r1, @ANYRES64=r2, @ANYRES32=r2], @ANYBLOB="88b01714b109b155e1d78663302225536c84d37181680c0da9bf0be3e49808c06d5633d7f43b4bb13c61da734e1d5cef4816c5ae368f26", @ANYPTR64, @ANYPTR64, @ANYBLOB="ce592d2a373b7f138e6fae43678435682aebb033e4a5c5ca33e91d7b0d63fb3b5b169b026ab10e534cbde543f3dd1a5338fe98c0eda480db0c912386142e74f42ea5835fcc68da01b3d98a666b9dcc3aa921400dc93fb5a72f71e7232e45df5a35d7b1c0279cc62cd2c6c192c8e6e77cf4739ab4e9fe6f22e9dd03abb9a0edc56f65ec608e262b904930deef2da6cfdff8eda80709d313959e2a198f76c76487deb63e87ad327165108ea76b6a97c44feec3ce5d"], &(0x7f00000000c0)='GPL\x00', 0x0, 0x22, &(0x7f0000000740)=""/34, 0x0, 0x1}, 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000fed000)={0x7, 0x9, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000000000000000000004000000018100000", @ANYRES32=r0, @ANYBLOB="000000000000000018100000", @ANYRES32=r1, @ANYBLOB="000000000000000018100000", @ANYRES32=r2, @ANYBLOB="00000000000000009500000000000000"], &(0x7f0000919ff6)='syzkaller\x00', 0x0, 0xe1, &(0x7f0000000000)=""/225, 0x41f00}, 0x13) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000240)={r3, 0x33, &(0x7f0000000140)}, 0x10) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000580)={&(0x7f0000000480)='./file0\x00', 0x0, 0x18}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000280)={r3, 0x50, &(0x7f0000000140)}, 0x10) r4 = perf_event_open(&(0x7f0000cccf88)={0x2, 0x78, 0xe12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = 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, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r4, 0x2402, 0x3) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000300)) perf_event_open(&(0x7f00000000c0)={0x0, 0x70, 0x100, 0x0, 0x6, 0x1ff, 0x0, 0x10000, 0x3500b, 0x200000000008, 0x3, 0x9, 0x2, 0xa, 0x7, 0x40, 0xa9, 0x8, 0x42, 0x400, 0x81, 0x0, 0x3f, 0xffffffffffff494b, 0x0, 0x0, 0x200, 0x0, 0x16b, 0x800, 0x100000, 0x1ff, 0x0, 0x100, 0x200, 0x0, 0x401f, 0x0, 0x0, 0x7, 0x4, @perf_bp={&(0x7f0000000080), 0x4}, 0x29620, 0xfffffffffffff60c, 0x5, 0x6, 0x4, 0x1, 0x7}, 0x0, 0x1, 0xffffffffffffffff, 0xa) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000001000)='./file0\x00', 0x80) 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)) close(r4) mount(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='gfs2\x00', 0x800400, &(0x7f0000000240)="2ae58a34f307b9d9a01b35be38d783586999adc7711c7c339601809e437cbeff0b32e419718a80c9f334603f7ab1c7e8bc2308430599bc787b3c6a11b6311de0eaa5a1e99e24cbd9b2ec972e5a52faff2913405cc8") close(r5) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000500)={&(0x7f00000004c0)='./file0\x00', 0x0, 0x10}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000900)={0xffffffffffffff9c}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000840)={&(0x7f0000000800)='./file0\x00', 0x0, 0x10}, 0x10) socketpair(0x3, 0x1, 0x174f1f0c, &(0x7f0000000040)) 2018/04/03 19:22:57 executing program 6 (fault-call:1 fault-nth:56): mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) [ 331.681505] FAULT_INJECTION: forcing a failure. [ 331.681505] name failslab, interval 1, probability 0, space 0, times 0 [ 331.693072] CPU: 0 PID: 26165 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 331.700348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 331.709688] Call Trace: [ 331.712259] dump_stack+0x194/0x24d [ 331.715870] ? arch_local_irq_restore+0x53/0x53 [ 331.720520] should_fail+0x8c0/0xa40 [ 331.724338] ? trace_event_raw_event_lock+0x340/0x340 [ 331.729508] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 331.734591] ? perf_trace_lock+0xd6/0x900 [ 331.738721] ? find_held_lock+0x35/0x1d0 [ 331.742762] ? __lock_is_held+0xb6/0x140 [ 331.746808] ? check_same_owner+0x320/0x320 [ 331.751109] ? rcu_note_context_switch+0x710/0x710 [ 331.756021] ? find_held_lock+0x35/0x1d0 [ 331.760063] should_failslab+0xec/0x120 [ 331.764022] __kmalloc+0x63/0x760 [ 331.767454] ? lock_downgrade+0x980/0x980 [ 331.771581] ? _raw_spin_unlock+0x22/0x30 [ 331.775705] ? register_shrinker+0x10e/0x2d0 [ 331.780089] ? trace_event_raw_event_module_request+0x320/0x320 [ 331.786125] register_shrinker+0x10e/0x2d0 [ 331.790338] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 331.796116] ? memcpy+0x45/0x50 [ 331.799377] sget_userns+0xbbf/0xe40 [ 331.803071] ? kernfs_sop_show_path+0x190/0x190 [ 331.807720] ? kernfs_sop_show_options+0x180/0x180 [ 331.812630] ? destroy_unused_super.part.6+0xd0/0xd0 [ 331.817718] ? check_same_owner+0x320/0x320 [ 331.822023] ? rcu_pm_notify+0xc0/0xc0 [ 331.825894] ? rcu_read_lock_sched_held+0x108/0x120 [ 331.830890] ? kmem_cache_alloc_trace+0x459/0x740 [ 331.835711] ? lock_downgrade+0x980/0x980 [ 331.839840] kernfs_mount_ns+0x13d/0x8b0 [ 331.843882] ? kernfs_super_ns+0x70/0x70 [ 331.847928] sysfs_mount+0xc2/0x1c0 [ 331.851533] ? sysfs_kill_sb+0x40/0x40 [ 331.855399] ? alloc_pages_current+0xbe/0x1e0 [ 331.859872] ? security_sb_copy_data+0x81/0xb0 [ 331.864433] mount_fs+0x66/0x2d0 [ 331.867776] vfs_kern_mount.part.26+0xc6/0x4a0 [ 331.872337] ? may_umount+0xa0/0xa0 [ 331.875941] ? _raw_read_unlock+0x22/0x30 [ 331.880064] ? __get_fs_type+0x8a/0xc0 [ 331.883936] do_mount+0xea4/0x2bb0 [ 331.887458] ? copy_mount_string+0x40/0x40 [ 331.891669] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 331.896661] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 331.901395] ? retint_kernel+0x10/0x10 [ 331.905265] ? copy_mount_options+0x149/0x2e0 [ 331.909739] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 331.914557] ? copy_mount_options+0x1f7/0x2e0 [ 331.919034] SyS_mount+0xab/0x120 [ 331.922464] ? copy_mnt_ns+0xb30/0xb30 [ 331.926329] do_syscall_64+0x281/0x940 [ 331.930193] ? vmalloc_sync_all+0x30/0x30 [ 331.934315] ? _raw_spin_unlock_irq+0x27/0x70 [ 331.938788] ? finish_task_switch+0x1c1/0x7e0 [ 331.943257] ? syscall_return_slowpath+0x550/0x550 [ 331.948163] ? syscall_return_slowpath+0x2ac/0x550 [ 331.953067] ? prepare_exit_to_usermode+0x350/0x350 [ 331.958063] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 331.963407] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 331.968232] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 331.973397] RIP: 0033:0x4552d9 2018/04/03 19:22:57 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000003000)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x5}, 0x2c) bpf$PROG_LOAD(0x5, &(0x7f0000001fb8)={0x1, 0x5, &(0x7f0000003000)=@framed={{0x18}, [@alu={0x4, 0x0, 0x0, 0x7a}], {0x95}}, &(0x7f0000002ff6)='syzkaller\x00', 0x7e0, 0xe7, &(0x7f0000002f19)=""/231}, 0x48) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000180)={r0, &(0x7f0000000000)="1d2de32af4a207703b2987352f7ae2bd83652fa0bd21b53ff19a760fb5b6a7aa85e42a56cde558d861af14aeefa0f7a76c952a36981351cde04b922576b6b917cde263af94907f8e83df31fe0ad0f59d262df786c3932a6f438a306a987bf221dc524d5cd51459f5c6465ad32a877e26775ae73f8feb89a24117723323b072f82e2fa6376e065b877d5e683831f7abf6", &(0x7f00000000c0)=""/185}, 0x18) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000380)={&(0x7f0000000340)='./file0\x00', r0}, 0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={r0, &(0x7f00000001c0)="c0b43686", &(0x7f0000000200)="2e9d656b903d194bb2fe83a95342baffdb3bde6b08a9d87b4a8f648e3055d4acc353b6e2d2397977c44eaa72d07f8bbd32b7078e7a725d43caf62bdbafd3f124c2cc6081ad6c2a0cbd0be6e27bbb5c832fea6330f6b1ed74a5f4d5416204efa9652bac1ec93f702d68448428a769040ae0e201938e876352e5670e2297d80b9912a263ae5dd17677bd5aae5fc583b2d82a77c1d56a3762c2b327bd28c029680d0dc8fb940c545fd826129d958f1895a8c2dc0d221d9fffe69cf983901f535caa08d6c60f3a63ede8cfa5d8ad0e88693be01923b75e3258407aa28292f8b01d66125920ea523ede0c15b3e764421428c8bf51", 0x1}, 0x20) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000400)={&(0x7f00000003c0)='./file0\x00', r0}, 0x10) 2018/04/03 19:22:57 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000200)='./file0/bus\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280)="7379c0f8268d7f9b3705cd4477bd2b3c8df075f9f4b02c5ce1473363e8a704488831d3519536fd91d3bc3a159ce25879e2e19c2702170101a87fe86c3034", 0x0, &(0x7f00000000c0)="e299ca521d0b0e6e8b75a90000000081020aeb6d2e216a26361c83eb000000000000") [ 331.976563] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 331.984247] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 331.991492] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 331.998739] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 332.005984] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 332.013231] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000038 2018/04/03 19:22:57 executing program 0: socketpair(0x5, 0x2, 0x1, &(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000640)={r0, &(0x7f0000000540)="3d6a6aacd9888de128b1a0964fe84eb3a5ba07f9d7e29120738a93e84e9af165efa51d05923456e10420ab26c290e882f2c024f744d34624d7f01078ffaedaf2f7658523b07c0ba82e4eb8370ed71403a7f72e78c174fbd863da8a5fe5d7205d0c6e6c384b2f788cf7c55af0f42efb5fef4109f411d8e0de8bfac18e82defa7df0e373a8", &(0x7f0000000600)=""/63}, 0x18) mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f00000000c0)='./file0/bus\x00', &(0x7f0000000140), 0xffffffffffffffff, &(0x7f00000004c0)) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000680)=r1, 0x4) mount(&(0x7f0000000000)='./file0/bus\x00', &(0x7f0000000040)='./file0/bus\x00', &(0x7f0000000080)='debugfs\x00', 0x1000050, &(0x7f0000000340)='M') ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$kcm(r2, &(0x7f0000000300)={&(0x7f00000001c0)=@llc={0x1a, 0x33f, 0x3, 0xfffffffffffffff7, 0xc99, 0x8000, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}, 0x80, &(0x7f0000000140)=[{&(0x7f0000000280)="a0947a75fba6884dd0d1340e843679f5bd4fbd8bc3d8f60fc0ec3a2b613d92b646c908f5aaba7bf88c780f6738c4e278554a0a5d45424f01d3853659a0872b800d", 0x41}, {&(0x7f0000000380)="1e979ed27d51d437575383b6fc2baa1020ab9ec7380490913ed9b3d9c8dd6c910f987d8ad982705b05eea6739c49bbc50cfcb3f3e0faf29bb2c04e3cf49f950175f3c76e387254e2cdcd3b473042fcc52ea31eedf76650dc001c973ea01e3ff228d5126854b9d9cb8906bca343c246c30be5cf2bffac0ab8dc24fc125cf176fb40e4ef56bb024da07d5010760ceab47a5c8dbf0dfdb4dcf187a402dbbced4004096b5b7677497247879bd6b994e00eacc2f4", 0xb2}], 0x2, &(0x7f0000000440)=[{0xa8, 0x113, 0x1, "19c94e09e10bc2566e0ddf1eb5bd5cf3ef15354369f8a3c1a9ce838850defaedf511048a4a725f5a4a64ba3d484cc56dbdab95af451fbfde3a480a70e637434085b9459795ee15a084631935488af68f018fed219c592f5fd9e89e5498c4c3a7fe6e930279e5b02c9fd2469cb43451085f34e9b222142e2c572f742ce0da9928b3abe021ce3ab1e4c786fef4a2283cbdcdf373bcdc"}], 0xa8, 0x1}, 0x8010) 2018/04/03 19:22:57 executing program 4: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0xb, 0x7e, 0x6, 0x1, 0x11}, 0x2c) mount(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='bpf\x00', 0x0, &(0x7f0000000200)) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000080)={&(0x7f0000000100)='./file0/file1\x00', r0}, 0x10) mount(&(0x7f0000000000)='./file0/file1\x00', &(0x7f0000000180)='./file0/file1\x00', &(0x7f0000000200)='ext4\x00', 0x1000024, &(0x7f0000000280)="bc9bea30fb8627") mount(&(0x7f0000000240)='./file0/file0\x00', &(0x7f0000000240)='./file0/file1\x00', &(0x7f00000002c0)='tmpfs\x00', 0x0, 0x0) 2018/04/03 19:22:57 executing program 1: mkdir(&(0x7f0000000240)='./file0\x00', 0x0) mount(&(0x7f0000000180)='./file0/bus\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='sysfs\x00', 0x0, &(0x7f00000004c0)) mkdir(&(0x7f0000000000)='./file0/bus\x00', 0x84) [ 332.105760] kasan: CONFIG_KASAN_INLINE enabled [ 332.110864] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 332.118271] general protection fault: 0000 [#1] SMP KASAN [ 332.123798] Dumping ftrace buffer: [ 332.127323] (ftrace buffer empty) [ 332.131021] Modules linked in: [ 332.134198] CPU: 0 PID: 26165 Comm: syz-executor6 Not tainted 4.16.0-rc6+ #43 [ 332.141456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 332.150805] RIP: 0010:__list_del_entry_valid+0x7e/0x150 [ 332.156140] RSP: 0018:ffff88019b967658 EFLAGS: 00010246 [ 332.161475] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 332.168718] RDX: 0000000000000000 RSI: ffff8801cb33f118 RDI: ffff8801cb33f120 [ 332.175963] RBP: ffff88019b967670 R08: ffffffff81d39d22 R09: 0000000000000004 [ 332.183208] R10: ffff88019b967670 R11: 0000000000000000 R12: 0000000000000000 [ 332.190452] R13: ffff8801b5adae00 R14: ffff88019b967700 R15: ffff8801cb33f118 [ 332.197696] FS: 00007f9ff6f34700(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 [ 332.205899] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 332.211751] CR2: 0000000000d3efd0 CR3: 00000001d7687002 CR4: 00000000001606f0 [ 332.218998] DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000 [ 332.226246] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 [ 332.233488] Call Trace: [ 332.236063] ? mutex_lock_nested+0x16/0x20 [ 332.240273] kernfs_kill_sb+0x9e/0x330 [ 332.244137] ? unregister_shrinker+0x22c/0x3a0 [ 332.248693] ? kernfs_mount_ns+0x8b0/0x8b0 [ 332.252901] ? perf_trace_mm_vmscan_writepage+0x790/0x790 [ 332.258408] ? register_shrinker+0x235/0x2d0 [ 332.262796] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 332.268569] sysfs_kill_sb+0x22/0x40 [ 332.272256] deactivate_locked_super+0x88/0xd0 [ 332.276811] sget_userns+0xbda/0xe40 [ 332.280497] ? kernfs_sop_show_path+0x190/0x190 [ 332.285141] ? kernfs_sop_show_options+0x180/0x180 [ 332.290043] ? destroy_unused_super.part.6+0xd0/0xd0 [ 332.295120] ? check_same_owner+0x320/0x320 [ 332.299417] ? rcu_pm_notify+0xc0/0xc0 [ 332.303280] ? rcu_read_lock_sched_held+0x108/0x120 [ 332.308271] ? kmem_cache_alloc_trace+0x459/0x740 [ 332.313087] ? lock_downgrade+0x980/0x980 [ 332.317208] kernfs_mount_ns+0x13d/0x8b0 [ 332.321241] ? kernfs_super_ns+0x70/0x70 [ 332.325275] sysfs_mount+0xc2/0x1c0 [ 332.328872] ? sysfs_kill_sb+0x40/0x40 [ 332.332736] ? alloc_pages_current+0xbe/0x1e0 [ 332.337205] ? security_sb_copy_data+0x81/0xb0 [ 332.341760] mount_fs+0x66/0x2d0 [ 332.345104] vfs_kern_mount.part.26+0xc6/0x4a0 [ 332.349659] ? may_umount+0xa0/0xa0 [ 332.353257] ? _raw_read_unlock+0x22/0x30 [ 332.357378] ? __get_fs_type+0x8a/0xc0 [ 332.361240] do_mount+0xea4/0x2bb0 [ 332.364756] ? copy_mount_string+0x40/0x40 [ 332.368963] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 332.373958] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 332.378690] ? retint_kernel+0x10/0x10 [ 332.382550] ? copy_mount_options+0x149/0x2e0 [ 332.387019] ? __sanitizer_cov_trace_pc+0x3b/0x50 [ 332.391834] ? copy_mount_options+0x1f7/0x2e0 [ 332.396301] SyS_mount+0xab/0x120 [ 332.399726] ? copy_mnt_ns+0xb30/0xb30 [ 332.403585] do_syscall_64+0x281/0x940 [ 332.407445] ? vmalloc_sync_all+0x30/0x30 [ 332.411565] ? _raw_spin_unlock_irq+0x27/0x70 [ 332.416035] ? finish_task_switch+0x1c1/0x7e0 [ 332.420505] ? syscall_return_slowpath+0x550/0x550 [ 332.425407] ? syscall_return_slowpath+0x2ac/0x550 [ 332.430918] ? prepare_exit_to_usermode+0x350/0x350 [ 332.435911] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 332.441249] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 332.446067] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 332.451231] RIP: 0033:0x4552d9 [ 332.454395] RSP: 002b:00007f9ff6f33c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 332.462091] RAX: ffffffffffffffda RBX: 00007f9ff6f346d4 RCX: 00000000004552d9 [ 332.469333] RDX: 0000000020000140 RSI: 0000000020000100 RDI: 0000000020000180 [ 332.476579] RBP: 000000000072bea0 R08: 00000000200004c0 R09: 0000000000000000 [ 332.483821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 332.491073] R13: 00000000000003fa R14: 00000000006f9010 R15: 0000000000000038 [ 332.498318] 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 [ 332.517422] RIP: __list_del_entry_valid+0x7e/0x150 RSP: ffff88019b967658 [ 332.524325] ---[ end trace b1224dd2683a3288 ]--- [ 332.529086] Kernel panic - not syncing: Fatal exception [ 332.534845] Dumping ftrace buffer: [ 332.538364] (ftrace buffer empty) [ 332.542044] Kernel Offset: disabled [ 332.545643] Rebooting in 86400 seconds..