, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="1995a72b"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f0000000280)={&(0x7f00000000c0)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0xff09, &(0x7f0000000380), 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:07 executing program 7: r0 = socket$inet(0x2, 0x1, 0xffffffffffffffff) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f00000000c0)={'filter\x00', 0x3a, "52decfdc1febf4ddf60efff6a7236f2771c1b2d94c37a4a007f5b4bcfb0265b89eab64a958e95ca435faf737430696730bbf92a5e25d4c90fe6b1bbb487e224690e94f7f5f63f9b7"}, &(0x7f0000000080)=0x1d3) setsockopt$inet_opts(r0, 0x0, 0xd, &(0x7f0000003000), 0x0) getsockopt$inet_opts(r0, 0x0, 0x100000000009, &(0x7f0000739ff1), &(0x7f0000003ffc)) 2018/04/03 20:55:07 executing program 1: r0 = socket$inet6(0xa, 0x80b, 0x24e6cf00) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000000)=0x8, 0x4) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e23}, 0x1c) listen(r0, 0x5b7d) r1 = socket$inet_dccp(0x2, 0x6, 0x0) setsockopt$inet_opts(r1, 0x0, 0x4, &(0x7f00000015c0), 0x0) connect$inet(r1, &(0x7f0000000100)={0x2, 0x4e23}, 0x10) getsockname$inet6(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000000080)=0x1c) socket$inet_tcp(0x2, 0x1, 0x0) 2018/04/03 20:55:07 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 243.186666] FAULT_INJECTION: forcing a failure. [ 243.186666] name failslab, interval 1, probability 0, space 0, times 0 [ 243.197940] CPU: 1 PID: 17861 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 243.204948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.214295] Call Trace: [ 243.216881] dump_stack+0x1a7/0x27d [ 243.220505] ? arch_local_irq_restore+0x53/0x53 [ 243.225172] ? __save_stack_trace+0x7e/0xd0 [ 243.229499] should_fail+0x914/0xae0 [ 243.233215] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 243.238316] ? trace_event_raw_event_lock+0x340/0x340 [ 243.243504] ? sctp_add_bind_addr+0xd8/0x460 [ 243.247908] ? sctp_copy_one_addr+0xdc/0x120 [ 243.252307] ? sctp_bind_addr_copy+0x167/0x360 [ 243.256889] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 243.262596] ? sctp_connect+0xb4/0xf0 [ 243.266400] ? inet_dgram_connect+0x16b/0x1f0 [ 243.270895] ? __sys_connect+0x213/0x4a0 [ 243.274950] ? SyS_connect+0x24/0x30 [ 243.278645] ? do_syscall_64+0x281/0x940 [ 243.282686] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 243.288032] ? trace_hardirqs_off+0x10/0x10 [ 243.292336] ? print_irqtrace_events+0x270/0x270 [ 243.297071] ? trace_hardirqs_off+0x10/0x10 [ 243.301374] ? find_held_lock+0x35/0x1d0 [ 243.305421] ? sctp_bind_addr_state+0x26b/0x3f0 [ 243.310067] ? lock_downgrade+0x980/0x980 [ 243.314197] should_failslab+0xec/0x120 [ 243.318149] kmem_cache_alloc_trace+0x4b/0x740 [ 243.322711] ? lock_acquire+0x1d5/0x580 [ 243.326664] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 243.330881] sctp_add_bind_addr+0xd8/0x460 [ 243.335099] ? sctp_bind_addr_free+0x20/0x20 [ 243.339488] ? rcu_is_watching+0x85/0x130 [ 243.343614] ? __ipv6_addr_type+0x193/0x280 [ 243.347915] ? sctp_v6_scope+0x3f/0x50 [ 243.351781] ? sctp_scope+0x75/0xa0 [ 243.355392] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 243.360305] ? sctp_defaults_init+0xf00/0xf00 [ 243.364779] ? get_random_bytes+0x34/0x40 [ 243.368906] ? sctp_association_new+0x19bb/0x2150 [ 243.373734] ? find_held_lock+0x35/0x1d0 [ 243.377780] sctp_copy_one_addr+0xdc/0x120 [ 243.381991] ? sctp_copy_one_addr+0xdc/0x120 [ 243.386382] sctp_bind_addr_copy+0x167/0x360 [ 243.390769] ? sctp_copy_one_addr+0x120/0x120 [ 243.395242] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 243.400153] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 243.405672] __sctp_connect+0x61d/0xca0 [ 243.409633] ? sctp_wait_for_sndbuf+0x870/0x870 [ 243.414288] ? mark_held_locks+0xaf/0x100 [ 243.418417] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 243.422980] ? __local_bh_enable_ip+0x121/0x230 [ 243.427627] ? lock_sock_nested+0x91/0x110 [ 243.431837] ? trace_hardirqs_on+0xd/0x10 [ 243.435961] ? __local_bh_enable_ip+0x121/0x230 [ 243.440614] sctp_connect+0xb4/0xf0 [ 243.444223] ? sctp_connect+0xb4/0xf0 [ 243.448003] inet_dgram_connect+0x16b/0x1f0 [ 243.452307] __sys_connect+0x213/0x4a0 [ 243.456174] ? SyS_accept+0x30/0x30 [ 243.459783] ? __sb_end_write+0xa0/0xd0 [ 243.463741] ? ksys_write+0x184/0x220 [ 243.467517] ? SyS_read+0x30/0x30 [ 243.470947] ? mm_fault_error+0x2c0/0x2c0 [ 243.475076] ? ksys_ioctl+0x6c/0xb0 [ 243.478682] SyS_connect+0x24/0x30 [ 243.482198] ? __sys_connect+0x4a0/0x4a0 [ 243.486237] do_syscall_64+0x281/0x940 [ 243.490100] ? vmalloc_sync_all+0x30/0x30 [ 243.494224] ? finish_task_switch+0x1b9/0x970 [ 243.498693] ? finish_task_switch+0x17a/0x970 [ 243.503166] ? syscall_return_slowpath+0x550/0x550 [ 243.508074] ? syscall_return_slowpath+0x2ac/0x550 [ 243.512979] ? prepare_exit_to_usermode+0x350/0x350 [ 243.517976] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 243.523321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.528149] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 243.533312] RIP: 0033:0x4552d9 [ 243.536479] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 243.544165] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 243.551414] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 243.558658] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 243.565906] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 243.573153] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000006 2018/04/03 20:55:08 executing program 5: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0xff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000000080)={0x0, 0x0, 0x30}, &(0x7f00000000c0)=0xc) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000100)={r1, 0x800}, &(0x7f0000000140)=0x8) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000ca3000)='/dev/autofs\x00', 0x0, 0x0) ioctl(r2, 0x800000000000937e, &(0x7f0000000040)="010000000000000c1826") 2018/04/03 20:55:08 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:08 executing program 3: r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f00005fafd2)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2=0xe0000002}, 0x4}}, 0x2e) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuacct.usage_user\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f0000000040)=0x2, 0x4) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x80100, 0x0) ioctl$KVM_SET_TSS_ADDR(r2, 0xae47, 0xd000) mmap(&(0x7f0000000000/0xb000)=nil, 0xb000, 0x0, 0x4031, 0xffffffffffffffff, 0x0) write$binfmt_elf64(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="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"], 0x78) openat$cgroup_type(r1, &(0x7f00000000c0)='cgroup.type\x00', 0x2, 0x0) 2018/04/03 20:55:08 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, 0xffffffffffffffff) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000080)=ANY=[@ANYBLOB="00000000010001000000000000000000", @ANYPTR=&(0x7f0000000040)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:08 executing program 6 (fault-call:2 fault-nth:7): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:08 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x1) ioctl$TUNDETACHFILTER(r0, 0x401054d6, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x20000, 0x0) getsockopt$IPT_SO_GET_REVISION_MATCH(r1, 0x0, 0x42, &(0x7f00000000c0)={'NETMAP\x00'}, &(0x7f0000000100)=0x1e) 2018/04/03 20:55:08 executing program 1: r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f000059aff4)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0x2) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000200)=0x0) ptrace$pokeuser(0x6, r1, 0x8, 0x1a8) mmap(&(0x7f00003f5000/0x2000)=nil, 0x2000, 0x0, 0x1011, r0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x9, 0x125000) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000000240)=ANY=[@ANYRES32=0x0, @ANYBLOB="d10000006a8aa4015eeb300168862aed0ffe25938ee8c5a303f6a97c0df3ae894ff6ead576e729dcdb63d4d14476c4bc8b087e3b7810513b7cf1ff1f6c8c1351d06536099d07118a5fb3f5fc6846b61630a157793331dedd27e14011046b148b7cee9f1aa636074d9e89a7703df5ab119ac09d4522741537df6e164ba5fc0942a9121625a62ccf7a3b0c767810663bcf6f486996c5fdb11d283310ffb4ae6f18f369e71637eac43670b7fb5a852a67325e19ce17a1a4d9d074862a633e257024029083c964afd35ca14f22714f22024751bd3e4d7c599f94acce9674bd1e7cd6e1db1ac1e5a7b54e691fd60000907dee5cd32cd6013a264044c6ca72d8"], &(0x7f0000000180)=0xd9) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f0000000080)={0x4, 0x1ff, 0x1, 0x3, 0x7}, 0x14) setsockopt$inet_sctp_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f00000001c0)=@assoc_id=r3, 0x4) lseek(r0, 0xffffffffffffffff, 0x1) 2018/04/03 20:55:08 executing program 7: r0 = getpgid(0x0) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000001580)='/dev/cuse\x00', 0x10000, 0x0) r2 = syz_open_dev$admmidi(&(0x7f0000002840)='/dev/admmidi#\x00', 0x8, 0x400000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000002880)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000002d00)={0x0, 0x80000, 0xffffffffffffff9c}) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000002d40)={0x0, 0x0}, &(0x7f0000002d80)=0xc) r6 = getuid() getresgid(&(0x7f0000002f40), &(0x7f0000002f80)=0x0, &(0x7f0000002fc0)) r8 = dup(0xffffffffffffffff) r9 = syz_open_dev$mice(&(0x7f0000003000)='/dev/input/mice\x00', 0x0, 0x62f8e77388dca11c) r10 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000003040)='cpuacct.usage_all\x00', 0x0, 0x0) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000003080)={0xffffffffffffffff, 0xffffffffffffffff}) r12 = syz_fuse_mount(&(0x7f00000030c0)='8/file0/file0\x00', 0x1000, 0xffffffffffffffff, 0x0, 0x7f, 0x2100068) r13 = accept$netrom(0xffffffffffffffff, 0x0, &(0x7f0000003100)) stat(&(0x7f0000003140)='8/file0\x00', &(0x7f0000003180)={0x0, 0x0, 0x0, 0x0, 0x0}) getgroups(0x3, &(0x7f0000003200)=[0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]) r16 = syz_open_dev$sndmidi(&(0x7f0000003240)='/dev/snd/midiC#D#\x00', 0xffff, 0x400080) r17 = openat$cgroup_int(0xffffffffffffff9c, &(0x7f0000003280)='cpuset.cpu_exclusive\x00', 0x2, 0x0) r18 = socket$inet6(0xa, 0x2, 0x71) r19 = socket$netlink(0x10, 0x3, 0xe) clock_gettime(0x0, &(0x7f0000006940)={0x0, 0x0}) recvmmsg(0xffffffffffffff9c, &(0x7f00000067c0)=[{{&(0x7f00000032c0)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, 0x80, &(0x7f00000034c0)=[{&(0x7f0000003340)=""/11, 0xb}, {&(0x7f0000003380)=""/103, 0x67}, {&(0x7f0000003400)=""/166, 0xa6}], 0x3, &(0x7f0000003500)=""/132, 0x84, 0x1}, 0x3}, {{&(0x7f00000035c0)=@nfc_llcp, 0x80, &(0x7f0000003640), 0x0, &(0x7f0000003680)=""/134, 0x86, 0x8001}, 0x20}, {{&(0x7f0000003740)=@in6={0x0, 0x0, 0x0, @ipv4={[], [], @rand_addr}}, 0x80, &(0x7f0000003b40)=[{&(0x7f00000037c0)=""/206, 0xce}, {&(0x7f00000038c0)=""/175, 0xaf}, {&(0x7f0000003980)=""/185, 0xb9}, {&(0x7f0000003a40)=""/40, 0x28}, {&(0x7f0000003a80)=""/139, 0x8b}], 0x5, 0x0, 0x0, 0x40}, 0x5}, {{&(0x7f0000003bc0)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000004fc0)=[{&(0x7f0000003c40)=""/134, 0x86}, {&(0x7f0000003d00)=""/187, 0xbb}, {&(0x7f0000003dc0)=""/247, 0xf7}, {&(0x7f0000003ec0)=""/6, 0x6}, {&(0x7f0000003f00)=""/105, 0x69}, {&(0x7f0000003f80)}, {&(0x7f0000003fc0)=""/4096, 0x1000}], 0x7, &(0x7f0000005040)=""/10, 0xa, 0x9}, 0x5}, {{&(0x7f0000005080)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f00000054c0)=[{&(0x7f0000005100)=""/136, 0x88}, {&(0x7f00000051c0)=""/178, 0xb2}, {&(0x7f0000005280)=""/40, 0x28}, {&(0x7f00000052c0)=""/182, 0xb6}, {&(0x7f0000005380)=""/89, 0x59}, {&(0x7f0000005400)=""/100, 0x64}, {&(0x7f0000005480)=""/31, 0x1f}], 0x7, &(0x7f0000005540)=""/50, 0x32, 0x8}, 0x6}, {{&(0x7f0000005580)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, 0x80, &(0x7f0000006700)=[{&(0x7f0000005600)=""/217, 0xd9}, {&(0x7f0000005700)=""/4096, 0x1000}], 0x2, &(0x7f0000006740)=""/128, 0x80, 0x100000001}, 0x4}], 0x6, 0x142, &(0x7f0000006980)={r20, r21+10000000}) r23 = socket$rds(0x15, 0x5, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00000069c0)={0xffffffffffffffff, 0xffffffffffffffff}) r25 = epoll_create(0x7ff) r26 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000006a00)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) r27 = syz_open_dev$evdev(&(0x7f0000006a40)='/dev/input/event#\x00', 0x6, 0x101001) socketpair$inet6(0xa, 0x80000, 0x9, &(0x7f0000006a80)={0xffffffffffffffff, 0xffffffffffffffff}) r29 = accept4$ax25(0xffffffffffffffff, &(0x7f0000006ac0), &(0x7f0000006b00)=0x10, 0x80000) r30 = syz_open_dev$sndctrl(&(0x7f0000006b40)='/dev/snd/controlC#\x00', 0x4, 0x0) sendmsg$netlink(r1, &(0x7f0000006c80)={&(0x7f00000015c0)=@kern={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000002f00)=[{&(0x7f0000001600)={0x120c, 0x13, 0x800, 0x70bd28, 0x25dfdbfe, "", [@typed={0x8, 0x80, @ipv4=@broadcast=0xffffffff}, @typed={0x1c, 0xf, @str="6e8b706a3699e8fb69914b4117bdf0768491617b970427"}, @nested={0x1110, 0x47, [@generic="322dbbd1bffbc3c0b26a434b145220b0a90856fc35cbf7b91bf0aeaf9dd2d7ecbff0cf30a6db8d708afc3267fc2c12af93f426693777ac1c60f8b2b6aa1dc60e96bc229f78ac1995e5f1e188881017771d688a23164729c1ba8ad554424f3bed7723dc066481af5f986f500ed8b55daea4cc77bef6b18f220c1e57c8af63ebf3cb37edca87229ac05b8d9fe89460a43bb4da31aa756db947b6eb7fbb84d98a7f7e952ea2c3e3329333d7611fe0651f963429609bbf0a8bd9108cea8205a682a630c3d31721e4d10178ee49dae6", @typed={0x8, 0x2, @pid=r0}, @generic="741085f72ed17754", @generic="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@typed={0x8, 0x4, @ipv4=@multicast1=0xe0000001}, @generic="25132d26f239a7eae7db07ffd2bbd3201648273a6a94af36a10e3821ee567dbd61f0556838"]}, @generic="deeba27fa7c14e262221d36258856c8346d60da49a94cf1a0006889c6b09e70160e84b2ad251fba9dde69a5192b215ddb7da5aa468b7dc406997d3057b93b9e07a9cb0ff18b37c9db719d831ea6c01b98b9e521632da5aaddf79586ecaa73609af1460613ffa195d01eea6f297be5a5a0f11390882905af332522d593e505e36", @generic="16f3fd8e71dd5261b233e0252fa6b548d86b030f803fe5450b929053c19ce1d5a78a09e7f36ff0cc186a48505eb23ebcdcb2cd1bf1a4ab12aa19942dc2c35c2d42fdaf4ef5"]}, 0x120c}, {&(0x7f00000028c0)={0x40c, 0x3b, 0x8, 0x70bd28, 0x25dfdbfc, "", [@nested={0x11c, 0x3a, [@typed={0x8, 0x32, @str='\x00'}, @typed={0x8, 0x5d, @pid=r0}, @generic="da23c5494eb7be9758377629100246eba89af7f9af3f08591ff8ba4581ca3ac5dd236015108adc17f18f802d30ce51914b0be95f619eff0ed5cc7f64eeeed24ade1d40127e125aa69cdff4260cb304f3a10de65c7788d3065fd01e5ddee0d18d04453d167a1ebd9f5e9f40c8c25c057ea35f1198669aca1f39c91d38ec8bd579fac4a38405757c9978a4e3a2bef65c69b2c11143d71fe5aa73f6d8288d360fa71a4ec23dad3938f777ea5a1761d7e42b80c7e29c13285f1223", @generic="b21b533bd0e9f7f01eb0468f0b6b7dcae6c39fafb20b1fb8673960f23500686ad632eac2189090683fb4d0cc202efc7fe15b19f6b4e4c755845472767d7c60739e4f895e9a089a455c8cd41f98"]}, @generic="5f828dd613049b3e12cb1594ebd2cdf1262479f4513d6f26cc7b2bdb7accd0fbd5a6ef4ef304159abcfa72b81ff0623c0051e499b886767e0f97400e47f7bbd6e1ac50c29f4655a133fef045", @typed={0x14, 0x35, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @generic="facfaa13046ab32cf8e0d715a0b146fd7c7ea6eb887192c46b3aeb19f5f1c4ae4452a57ade31d5142cf46c4d003f373ee6ef194a78bd971e5bad7542e3ab7d4591ab84fc8a29b2833a16880088196a73b6e84d58d8295430bed9d2d2735ea1f76e38714c2b9144a7a64da6692a27474f546968d5225f7a5857a0f110643fffde97e0163a0d6b6b7a5672cf08242320bc0050b2a2c8b90567d5cb09c2cc4f10a6e307b133592f2e8e8ff3347044212f721e4f304ddadd969b5489eab2e3dbf513627b638b84ffd87c", @typed={0x1c, 0x57, @str="6e8b706a3699e8fb69914b4117bdf0768491617b970427"}, @generic="64779ce272512d7f9829b7aaab9c4f98b8b2e8c914aa2c0886203841cd289b7142a1da86652ae56490a358f196487dbf4597b8ba1e7fc0befd15abd053efa3ce4aeb7d67bebefb76b6c1d1da9470356cb5a16015fc86f703545363ad532772fa4220c3e776d38a8e12bd49988c8bf83e9fca4a234f4e822940220618970b541be7079354c81ace3d9e9388315646ec99a0ecb1353d7d32e40bc53bc28e713a6a637dcf7d1f476a0daf2dbdcbede20db8c41d70b5c153b222a8161fc441530d1336f9a289fd8c1ecb61d15af4f8c79dfcdf1bdc4b014bd1a569633905f62ac0e7a6e249e1cbc41e683540e0b8ae5b9ccaa5c3593a", @typed={0x4, 0x9}, @nested={0x94, 0x2d, [@generic="43179ddd7446d2b5d82636f4d41d7e", @typed={0x8, 0x3, @fd=r2}, @generic="2e80a3a36f6e85811b4ab16bbb31af70bc30e4c991d6accebb74c91f926db6b2c2111072bc4492b36098a8b6f345afb50c6e8164eba3bc9a1e2dd023cc13aa1619df2f46bc39ded5a77ef313fd21491652e895081dd6c3ab10bece1400732cddbb7f839c1007d742cf5d2b6558eb21577223a8ba098d67084f"]}, @typed={0x8, 0x46, @fd=r3}, @typed={0x8, 0x27, @u32=0x4}]}, 0x40c}, {&(0x7f0000002dc0)={0x128, 0x20, 0x100, 0x70bd28, 0x25dfdbfb, "", [@nested={0x110, 0x8f, [@typed={0x4, 0xf}, @typed={0x8, 0x9, @pid=r0}, @generic="8fbed05f682d7d35331b3a4bea41eec2e5e056e3db1b9dbe9bf385057a0085db558248de9ae7f5a699f4d4f5c000fd3dae41e51859f7ac520f5d0a76b705ead111051b222dd399b74935be19234088458dc320eb650105bee3315a3bc71d67e0e14c194a908008efdbbe928fbaa5b9cc570b61ceabaa323d907aaa83873752825b95ed15abce1ca00ad5", @typed={0x8, 0x64, @str=':\x00'}, @typed={0x14, 0x8e, @ipv6=@ipv4={[], [0xff, 0xff], @rand_addr=0x1ff}}, @typed={0x8, 0x90, @fd=r4}, @typed={0x8, 0x76, @u32=0xff}, @typed={0x8, 0x33, @uid=r5}, @typed={0x14, 0xd, @ipv6=@dev={0xfe, 0x80, [], 0x17}}, @generic="2e3c4218b5b3dc4edf37484bf13f1c6298a2f4c901f12b0954fe7d0ba5de3ab65fe2bf72bf271ce98f405ce9"]}, @typed={0x8, 0x8c, @pid=r0}]}, 0x128}], 0x3, &(0x7f0000006b80)=[@cred={0x20, 0x1, 0x2, r0, r6, r7}, @rights={0x28, 0x1, 0x1, [r8, r9, r10, r11, r12, r13]}, @cred={0x20, 0x1, 0x2, r0, r14, r15}, @rights={0x30, 0x1, 0x1, [r16, r17, r18, r19, r22, r23, r24, r25]}, @rights={0x20, 0x1, 0x1, [r26, r27, r28]}, @rights={0x18, 0x1, 0x1, [r29, r30]}], 0xd0, 0x40}, 0x80) r31 = syz_open_procfs(r0, &(0x7f0000000000)="6e8b706a3699e8fb69914b4117bdf0768491617b970427") fchdir(r31) r32 = syz_fuseblk_mount(&(0x7f0000976000)='8/file0\x00', &(0x7f0000000080)='8/file0/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) vmsplice(r32, &(0x7f00000014c0)=[{&(0x7f0000000040)="1dd87392033d4b78699981c31fd5c6f202de039367d0ae3ba7", 0x19}, {&(0x7f00000000c0)="2d0ef82ae6641491ab0ee72ba353564adf2e6602d06ab8129478a1b52614508319e28068c3e4b2ad29228be5449d123e46f4b02b285079ef329d40fc9e28294461ad8f83001a2aa24d3fe1e70744dd8225558521f52edfb0da63df713f58f464b5dd220309b724fd1fc8c151a979c98bbdd66170dbdd8154a1c28a967a7a21007293453b471316ccea540b86f1f6fbe42c5c547719d509569c62d2f19d592db37cd90f8d2cbf095621ea1c626d", 0xad}, {&(0x7f0000000180)="efe4547f7af2f3578c31286ac89cbcb33cb20530b364fd769f4213c0c14f2a0b7d6df117fc67a7d9145eef06efdee0417f473d1a64653351a1db3af0975715100ac7a62e2580a0ed41949c82475f282d0bfab6962f0d02d9163708132594ae7b7558c395832c162a27a93dbdc4ed43b5ce1040e6bd52e19d3950ab7bdd93d3859f33caf5898040c6d9e337c6f34e32a497b1c896097611fde28b115fe45bc229ee8bbb2e053d5067cba7ca5ddc6773a48e1e6f3a5048b9ce144f9a94521af99fe3467c85812e520a02ccfbe7ad45876fd88bb47d84e0034f43077b0fc23b1b8116b52f8f47a000b2c13194acf5e2962bf6", 0xf1}, {&(0x7f0000000280)="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0x1000}, {&(0x7f0000001280)="a8a85c0a5a94e9f4b94dc63804904d40b5edbebced056e140562289fecb0cbb48d93e27a", 0x24}, {&(0x7f00000012c0)="4a80151005c02fac28c71ac35a839020504304e6c1cef456df15d6c1e2fd2e4670bfc47e9296ed41fb9916ecd12de5398f00885d86d89556bae376fa58036f3b39ae9d5868375b01556aabbf741dd4872f61cf01cb2c1f8d256965fd2bffa6cb60ce32a3ac48d87c4842dab589debcf61d3de7b1dde5a06f973fd77f63ed4be3a4fdb87394dcddb876931e648beebf50a70dd80def7a2760663f2419dc0e22ebdec5072b2f75e71e6cfe078b", 0xac}, {&(0x7f0000001380)="70969beb7c43bd313b00f2e8133a467a5804b2d8ee2a92b692b62ae07bfa6854146747037a8e1bb345bf291ac15277c4e575b1374d0c4069ef5a5c1cdbd9fc7bcf1e268fa6f6530a928e0400b53c4aee1d5d69db3d13a941970cc245cd242c933b3148986920e673e04d089d0b82c95660df6aecb9aab6ea4885751eb28c628eb584f2cccfaded513b485a2ab9607b84b40241c7991a9d25888ec2a80afc", 0x9e}, {&(0x7f0000001440)="bbe46b9e5ad73fa4e6119a9954213b566eb3ada9603e2901e8998d2a11cd08a65ac75d1c2ec49f5eecfa4ab76987f5", 0x2f}, {&(0x7f0000001480)="75e55cc1de552801a16290267b26f3691546da2bfb7b60ca75b960", 0x1b}], 0x9, 0xe) [ 244.472473] FAULT_INJECTION: forcing a failure. [ 244.472473] name failslab, interval 1, probability 0, space 0, times 0 [ 244.483755] CPU: 1 PID: 17880 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 244.490759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.500107] Call Trace: [ 244.502700] dump_stack+0x1a7/0x27d [ 244.506332] ? arch_local_irq_restore+0x53/0x53 [ 244.511003] ? __save_stack_trace+0x7e/0xd0 [ 244.515337] should_fail+0x914/0xae0 [ 244.519050] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 244.524157] ? perf_trace_lock+0x900/0x900 [ 244.528391] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 244.534099] ? sctp_connect+0xb4/0xf0 [ 244.537896] ? inet_dgram_connect+0x16b/0x1f0 [ 244.542386] ? __sys_connect+0x213/0x4a0 [ 244.546441] ? SyS_connect+0x24/0x30 [ 244.550152] ? do_syscall_64+0x281/0x940 [ 244.554197] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 244.559543] ? trace_hardirqs_off+0x10/0x10 [ 244.563849] ? print_irqtrace_events+0x270/0x270 [ 244.568586] ? trace_hardirqs_off+0x10/0x10 [ 244.572892] ? find_held_lock+0x35/0x1d0 [ 244.576940] ? sctp_bind_addr_state+0x26b/0x3f0 [ 244.581587] ? lock_downgrade+0x980/0x980 [ 244.585718] should_failslab+0xec/0x120 [ 244.589673] kmem_cache_alloc_trace+0x4b/0x740 [ 244.594238] ? lock_acquire+0x1d5/0x580 [ 244.598193] sctp_add_bind_addr+0xd8/0x460 [ 244.602406] ? sctp_bind_addr_free+0x20/0x20 [ 244.606795] ? rcu_is_watching+0x85/0x130 [ 244.610922] ? __ipv6_addr_type+0x193/0x280 [ 244.615220] ? sctp_v4_scope+0xfc/0x130 [ 244.619177] ? sctp_scope+0x75/0xa0 [ 244.622790] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 244.627702] ? sctp_defaults_init+0xf00/0xf00 [ 244.632182] ? get_random_bytes+0x34/0x40 [ 244.636313] ? sctp_association_new+0x19bb/0x2150 [ 244.641146] ? find_held_lock+0x35/0x1d0 [ 244.645194] sctp_copy_one_addr+0xdc/0x120 [ 244.649407] ? sctp_copy_one_addr+0xdc/0x120 [ 244.653795] sctp_bind_addr_copy+0x167/0x360 [ 244.658181] ? kasan_check_read+0x11/0x20 [ 244.662314] ? sctp_copy_one_addr+0x120/0x120 [ 244.666793] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 244.671708] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 244.677227] __sctp_connect+0x61d/0xca0 [ 244.681189] ? sctp_wait_for_sndbuf+0x870/0x870 [ 244.685842] ? mark_held_locks+0xaf/0x100 [ 244.689965] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 244.694529] ? __local_bh_enable_ip+0x121/0x230 [ 244.699181] ? lock_sock_nested+0x91/0x110 [ 244.704000] ? trace_hardirqs_on+0xd/0x10 [ 244.708131] ? __local_bh_enable_ip+0x121/0x230 [ 244.712783] sctp_connect+0xb4/0xf0 [ 244.716387] ? sctp_connect+0xb4/0xf0 [ 244.720166] inet_dgram_connect+0x16b/0x1f0 [ 244.724469] __sys_connect+0x213/0x4a0 [ 244.728340] ? SyS_accept+0x30/0x30 [ 244.731951] ? __sb_end_write+0xa0/0xd0 [ 244.735911] ? ksys_write+0x184/0x220 [ 244.739692] ? SyS_read+0x30/0x30 [ 244.743125] ? mm_fault_error+0x2c0/0x2c0 [ 244.747255] ? ksys_ioctl+0x6c/0xb0 [ 244.750866] SyS_connect+0x24/0x30 [ 244.754383] ? __sys_connect+0x4a0/0x4a0 [ 244.758422] do_syscall_64+0x281/0x940 [ 244.762286] ? vmalloc_sync_all+0x30/0x30 [ 244.766416] ? finish_task_switch+0x1b9/0x970 [ 244.770886] ? finish_task_switch+0x17a/0x970 [ 244.775361] ? syscall_return_slowpath+0x550/0x550 [ 244.780269] ? syscall_return_slowpath+0x2ac/0x550 [ 244.785180] ? prepare_exit_to_usermode+0x350/0x350 [ 244.790175] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 244.795524] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.800349] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 244.805519] RIP: 0033:0x4552d9 [ 244.808688] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 244.816378] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 2018/04/03 20:55:08 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:08 executing program 3: r0 = dup(0xffffffffffffff9c) ioctl$ASHMEM_SET_NAME(r0, 0x41007701, &(0x7f0000000040)='/dev/snd/seq\x00') r1 = syz_open_dev$sndseq(&(0x7f0000000080)='/dev/snd/seq\x00', 0x0, 0x10000) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r1, 0xc0105303, &(0x7f0000000400)={0x0, 0x0, 0xfffffffffffffffe}) syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x8, 0x8000) [ 244.823622] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 244.830870] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 244.838117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 244.845362] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000007 2018/04/03 20:55:08 executing program 1: r0 = open(&(0x7f0000000000)='./file0\x00', 0x0, 0x1) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000080)={{{@in=@multicast1, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@remote}}, &(0x7f0000000180)=0xe8) sendmsg$nl_route(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0xc000084}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)=ANY=[@ANYBLOB='0%\a\x00\x00\x00\x00\x00\x00\x00\x00\b\x00\x00\x00\x00\x00\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="022000000000020008001b00070000000800050000000000"], 0x30}, 0x1, 0x0, 0x0, 0x2404c081}, 0x20000000) r2 = syz_open_dev$loop(&(0x7f0000449000)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_SET_BLOCK_SIZE(r2, 0x4c05, 0x0) 2018/04/03 20:55:08 executing program 6 (fault-call:2 fault-nth:8): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:08 executing program 5: perf_event_open(&(0x7f000001d000)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000000c0)='./control\x00', 0x0) r0 = inotify_init() ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000200)={0x6, r0, 0x1}) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) write$evdev(r1, &(0x7f0000000280)=[{{0x77359400}, 0x8000, 0x4, 0x62}, {{r2, r3/1000+30000}, 0x9, 0x0, 0x3}, {{}, 0x4f, 0x401, 0x10001}], 0x48) r4 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x26, 0xc0000) ioctl$EVIOCGID(r4, 0x80084502, &(0x7f0000000100)=""/199) inotify_add_watch(r0, &(0x7f0000dc4ff6)='./control\x00', 0x830000fe) open(&(0x7f0000000000)='./control\x00', 0x0, 0x0) read(r0, &(0x7f0000000080)=""/16, 0x10) 2018/04/03 20:55:09 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 244.954812] FAULT_INJECTION: forcing a failure. [ 244.954812] name failslab, interval 1, probability 0, space 0, times 0 [ 244.966096] CPU: 0 PID: 17909 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 244.973098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.982443] Call Trace: [ 244.985023] dump_stack+0x1a7/0x27d [ 244.988648] ? arch_local_irq_restore+0x53/0x53 [ 244.993307] ? __save_stack_trace+0x7e/0xd0 [ 244.997630] should_fail+0x914/0xae0 [ 245.001342] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.006443] ? kasan_kmalloc+0xad/0xe0 [ 245.010321] ? kmem_cache_alloc_trace+0x136/0x740 [ 245.015147] ? sctp_add_bind_addr+0xd8/0x460 [ 245.019538] ? sctp_copy_local_addr_list+0x4bb/0x5e0 [ 245.024626] ? sctp_copy_one_addr+0xdc/0x120 [ 245.029018] ? sctp_bind_addr_copy+0x167/0x360 [ 245.033582] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 245.039268] ? sctp_connect+0xb4/0xf0 [ 245.043046] ? inet_dgram_connect+0x16b/0x1f0 [ 245.047522] ? __sys_connect+0x213/0x4a0 [ 245.051559] ? SyS_connect+0x24/0x30 [ 245.055248] ? do_syscall_64+0x281/0x940 [ 245.059288] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 245.064631] ? trace_hardirqs_off+0x10/0x10 [ 245.068937] ? print_irqtrace_events+0x270/0x270 [ 245.073670] ? trace_hardirqs_off+0x10/0x10 [ 245.077973] ? find_held_lock+0x35/0x1d0 [ 245.082026] ? sctp_bind_addr_state+0x26b/0x3f0 [ 245.086674] ? lock_downgrade+0x980/0x980 [ 245.090805] should_failslab+0xec/0x120 [ 245.094759] kmem_cache_alloc_trace+0x4b/0x740 [ 245.099321] ? lock_acquire+0x1d5/0x580 [ 245.103271] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 245.107486] sctp_add_bind_addr+0xd8/0x460 [ 245.111702] ? sctp_bind_addr_free+0x20/0x20 [ 245.116089] ? rcu_is_watching+0x85/0x130 [ 245.120216] ? __ipv6_addr_type+0x193/0x280 [ 245.124514] ? sctp_v6_scope+0x3f/0x50 [ 245.128377] ? sctp_scope+0x75/0xa0 [ 245.131986] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 245.136899] ? sctp_defaults_init+0xf00/0xf00 [ 245.141371] ? get_random_bytes+0x34/0x40 [ 245.145497] ? sctp_association_new+0x19bb/0x2150 [ 245.150323] ? find_held_lock+0x35/0x1d0 [ 245.154369] sctp_copy_one_addr+0xdc/0x120 [ 245.158578] ? sctp_copy_one_addr+0xdc/0x120 [ 245.162968] sctp_bind_addr_copy+0x167/0x360 [ 245.167351] ? kasan_check_read+0x11/0x20 [ 245.171477] ? sctp_copy_one_addr+0x120/0x120 [ 245.176038] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 245.180952] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 245.186472] __sctp_connect+0x61d/0xca0 [ 245.190433] ? sctp_wait_for_sndbuf+0x870/0x870 [ 245.195084] ? mark_held_locks+0xaf/0x100 [ 245.199205] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 245.203768] ? __local_bh_enable_ip+0x121/0x230 [ 245.208416] ? lock_sock_nested+0x91/0x110 [ 245.212625] ? trace_hardirqs_on+0xd/0x10 [ 245.216749] ? __local_bh_enable_ip+0x121/0x230 [ 245.221400] sctp_connect+0xb4/0xf0 [ 245.225001] ? sctp_connect+0xb4/0xf0 [ 245.228787] inet_dgram_connect+0x16b/0x1f0 [ 245.233089] __sys_connect+0x213/0x4a0 [ 245.236956] ? SyS_accept+0x30/0x30 [ 245.240564] ? __sb_end_write+0xa0/0xd0 [ 245.244521] ? ksys_write+0x184/0x220 [ 245.248297] ? SyS_read+0x30/0x30 [ 245.251730] ? mm_fault_error+0x2c0/0x2c0 [ 245.255858] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 245.261370] ? ksys_ioctl+0x6c/0xb0 [ 245.264975] SyS_connect+0x24/0x30 [ 245.268490] ? __sys_connect+0x4a0/0x4a0 [ 245.272529] do_syscall_64+0x281/0x940 [ 245.276391] ? vmalloc_sync_all+0x30/0x30 [ 245.280517] ? finish_task_switch+0x1b9/0x970 [ 245.284986] ? finish_task_switch+0x17a/0x970 [ 245.289458] ? syscall_return_slowpath+0x550/0x550 [ 245.294362] ? syscall_return_slowpath+0x2ac/0x550 [ 245.299268] ? prepare_exit_to_usermode+0x350/0x350 [ 245.304263] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 245.309607] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.314430] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 245.319595] RIP: 0033:0x4552d9 [ 245.322762] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 245.330450] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 245.337697] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 245.344941] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:09 executing program 3: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f000000bfc8)={&(0x7f0000000000)=@nl=@proc={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f0000001000)="5500000018007fafb72d1cb2a4a280930206000000a843096c26236939000900210008000000ca8a9848a3c728f1c46b7b31afdc1338d54400009b84136ef75afb83de4411007227c43ab8220000bf0cec6bab91d4", 0x55}], 0x1, &(0x7f00000001c0)}, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000700)={&(0x7f0000000200)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000280)=""/75, 0x4b}, {&(0x7f0000000300)=""/26, 0x1a}, {&(0x7f0000000340)=""/175, 0xaf}, {&(0x7f0000000400)=""/211, 0xd3}, {&(0x7f0000000500)=""/69, 0x45}, {&(0x7f0000000580)=""/29, 0x1d}, {&(0x7f00000005c0)=""/25, 0x19}], 0x7, &(0x7f0000000680)=""/110, 0x6e, 0xa6}, 0x10000) stat(&(0x7f0000000740)='./file0\x00', &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000800)={{{@in=@dev={0xac, 0x14, 0x14, 0x11}, @in=@rand_addr=0x401, 0x4e23, 0x3, 0x4e22, 0x7fffffff, 0xa, 0x20, 0x20, 0x2f, r1, r2}, {0x1, 0x3ff, 0x7, 0xd5a, 0x2, 0x7f, 0x8, 0x4}, {0x1, 0x5, 0x2, 0x5}, 0x1, 0x6e6bb6, 0x1, 0x1, 0x3}, {{@in=@broadcast=0xffffffff, 0x4d5}, 0xa, @in=@loopback=0x7f000001, 0x3501, 0x1, 0x1, 0x8001, 0x10001, 0x7, 0x7}}, 0xe8) sendto$inet6(r0, &(0x7f0000000080)="fec1e6f68933a4ae574685dba053a4e4b34a1718dfbd6c06b2b348e7e05e212eed67bb8abd8291ada2b35213595256c425dd7f2a9af82721b21f1b94de33aff08f84630e27d55539509ea8c4a8706669d89dff9c74a29610dbf766f0c34701c16fee56bbb663e03ed6e1fe93", 0x6c, 0x0, &(0x7f0000000140)={0xa, 0x0, 0x70, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:09 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, 0xffffffffffffffff) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000080)=ANY=[@ANYBLOB="00000000010001000000000000000000", @ANYPTR=&(0x7f0000000040)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:09 executing program 1: r0 = socket$inet6_sctp(0xa, 0x400000001, 0x84) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00002c2000)={0x0, {{0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x0, 0x842a012ea2089531}, 0x90) [ 245.352187] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 245.359430] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000008 2018/04/03 20:55:09 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00000001c0)={0xa, 0x4e23, 0x8a98, @empty, 0x9}, 0x1c) sendto$inet6(r0, &(0x7f0000ab4f8e)="97", 0x1, 0x0, &(0x7f0000aaa000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = dup(r0) readv(r0, &(0x7f0000001240)=[{&(0x7f0000000200)=""/4096, 0x1000}], 0x1) openat$cgroup_ro(r1, &(0x7f0000001300)='cpuset.effective_cpus\x00', 0x0, 0x0) ioctl$sock_netrom_SIOCGSTAMP(r1, 0x8906, &(0x7f00000013c0)) renameat2(r1, &(0x7f0000001280)='./file0\x00', r1, &(0x7f00000012c0)='./file0\x00', 0x0) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000001200)={0x4, 0x6, 0x1000}, 0x4) r2 = syz_open_dev$sndpcmc(&(0x7f000048b000)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) mmap$binder(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x2011, r2, 0x80000000) r3 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000080)="47a1f12f1781c7d2c45f39025f137122a3e15462d09600f6186aab8e1c10996f74a6a621d9c98ada285a1262deae5251c9bd871d92889c4ac86ab031afa34a4559392fa6d56b29486e9d078253f161693cafebeac1f0f0e715f0454f350afe3adc457374b299857132b34fd876615b93ce431818193d3692b14cec5ce4a5ea296b3b03c986af8dd787427af81031130da8feeaaebb9c7280789efb8ab41661903467df67f21aa4b5e0ee9b00832e08e256eb2c95a06d58c89f50c75295", 0xbd, 0x0) r4 = add_key(&(0x7f0000000140)='asymmetric\x00', &(0x7f0000000180)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xfffffffffffffffd) socket$bt_rfcomm(0x1f, 0x3, 0x3) keyctl$unlink(0x9, r3, r4) 2018/04/03 20:55:09 executing program 7: r0 = syz_open_dev$amidi(&(0x7f00000000c0)='/dev/amidi#\x00', 0x2, 0x0) readv(r0, &(0x7f0000000340)=[{&(0x7f0000000240)=""/200, 0xc8}], 0x1) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x101082, 0x0) close(r1) fcntl$setstatus(r0, 0x4, 0x800) close(r1) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r0, 0x84, 0x79, &(0x7f0000000000)=0x4, 0x4) 2018/04/03 20:55:09 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000280)={0x26, 'aead\x00', 0x0, 0x0, 'gcm(aes-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000300)="c200000000000010000000000000000092b3dff607244c36a3b0229f8c00497c72fb9b37c7e74f2ccdb7d7689d44c3cc03625aeca9a5f64fef49fb881a4b11dd0dcbf06ce9963105212f780eebdb2afcd45fc242fd5ac49d772007dfbc857028367d237b3f0ab2a78d752566fb1d8fed4c6e99069c030e0d5ebf61a1f1d712183e203d7f757d970ea2799aefc61a688b99311b9de00abc59b85e5ee7da0c3e00068c556138ad30de097dad785260e677890ff958", 0xb4) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$can_raw(r1, &(0x7f0000477000)={&(0x7f0000000080)={0x1d}, 0x10, &(0x7f0000000240)={&(0x7f0000000000)=@canfd={{}, 0x0, 0x0, 0x0, 0x0, "b5a419fb5df128c83ad9430362a22a5abf1e4123efccc641602c2da3630b58d04766c58b254ff2a965ccb226c8c7355c33306c99adaa0aa59006f8dc9b01b737"}, 0x333}, 0x1}, 0x0) recvmmsg(r1, &(0x7f0000003340)=[{{&(0x7f00000000c0)=@sco, 0x8, &(0x7f0000000100), 0x0, &(0x7f0000000140)=""/94, 0x5e}}, {{&(0x7f0000002f40)=@pptp={0x0, 0x0, {0x0, @dev}}, 0x20, &(0x7f0000003200)=[{&(0x7f0000003100)=""/226, 0xffffff4a}], 0x1, &(0x7f0000000440)=""/239, 0xef}}], 0x2, 0x0, 0x0) 2018/04/03 20:55:09 executing program 6 (fault-call:2 fault-nth:9): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:09 executing program 5: mkdir(&(0x7f0000046ffa)='./bus\x00', 0x0) r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='hugetlb.2MB.usage_in_bytes\x00', 0x0, 0x0) setsockopt$packet_buf(r0, 0x107, 0x2, &(0x7f0000000040)="670fb9308f8065a09a", 0x9) mount(&(0x7f0000051fff)='./file0\x00', &(0x7f0000051ffa)='./bus\x00', &(0x7f0000014ffb)='ext2\x00', 0x0, &(0x7f0000040f2d)) 2018/04/03 20:55:09 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) fcntl$F_GET_RW_HINT(r0, 0x40b, &(0x7f00000000c0)) open(&(0x7f0000000080)='./file0\x00', 0x10000, 0x57) [ 245.554582] FAULT_INJECTION: forcing a failure. [ 245.554582] name failslab, interval 1, probability 0, space 0, times 0 [ 245.565880] CPU: 0 PID: 17948 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 245.572886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.582223] Call Trace: [ 245.584795] dump_stack+0x1a7/0x27d [ 245.588405] ? arch_local_irq_restore+0x53/0x53 [ 245.593056] ? __save_stack_trace+0x7e/0xd0 [ 245.597367] should_fail+0x914/0xae0 [ 245.601063] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 245.606149] ? kasan_kmalloc+0xad/0xe0 [ 245.610014] ? kmem_cache_alloc_trace+0x136/0x740 [ 245.614836] ? sctp_add_bind_addr+0xd8/0x460 [ 245.619220] ? sctp_copy_local_addr_list+0x4bb/0x5e0 [ 245.624300] ? sctp_copy_one_addr+0xdc/0x120 [ 245.628687] ? sctp_bind_addr_copy+0x167/0x360 [ 245.633248] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 245.638936] ? sctp_connect+0xb4/0xf0 [ 245.642712] ? inet_dgram_connect+0x16b/0x1f0 [ 245.647187] ? __sys_connect+0x213/0x4a0 [ 245.651223] ? SyS_connect+0x24/0x30 [ 245.654916] ? do_syscall_64+0x281/0x940 [ 245.658957] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 245.664302] ? trace_hardirqs_off+0x10/0x10 [ 245.668605] ? print_irqtrace_events+0x270/0x270 [ 245.673341] ? trace_hardirqs_off+0x10/0x10 [ 245.677646] ? find_held_lock+0x35/0x1d0 [ 245.681692] ? sctp_bind_addr_state+0x26b/0x3f0 [ 245.686338] ? lock_downgrade+0x980/0x980 [ 245.690470] should_failslab+0xec/0x120 [ 245.694443] kmem_cache_alloc_trace+0x4b/0x740 [ 245.699026] ? lock_acquire+0x1d5/0x580 [ 245.702985] sctp_add_bind_addr+0xd8/0x460 [ 245.707201] ? sctp_bind_addr_free+0x20/0x20 [ 245.711589] ? rcu_is_watching+0x85/0x130 [ 245.715720] ? __ipv6_addr_type+0x193/0x280 [ 245.720023] ? sctp_v4_scope+0xfc/0x130 [ 245.723978] ? sctp_scope+0x75/0xa0 [ 245.727587] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 245.732497] ? sctp_defaults_init+0xf00/0xf00 [ 245.736969] ? get_random_bytes+0x34/0x40 [ 245.741097] ? sctp_association_new+0x19bb/0x2150 [ 245.745926] ? find_held_lock+0x35/0x1d0 [ 245.749969] sctp_copy_one_addr+0xdc/0x120 [ 245.754178] ? sctp_copy_one_addr+0xdc/0x120 [ 245.758569] sctp_bind_addr_copy+0x167/0x360 [ 245.762954] ? kasan_check_read+0x11/0x20 [ 245.767079] ? sctp_copy_one_addr+0x120/0x120 [ 245.771554] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 245.776466] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 245.781982] __sctp_connect+0x61d/0xca0 [ 245.785943] ? sctp_wait_for_sndbuf+0x870/0x870 [ 245.790596] ? mark_held_locks+0xaf/0x100 [ 245.794723] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 245.799285] ? __local_bh_enable_ip+0x121/0x230 [ 245.803935] ? lock_sock_nested+0x91/0x110 [ 245.808158] ? trace_hardirqs_on+0xd/0x10 [ 245.812281] ? __local_bh_enable_ip+0x121/0x230 [ 245.816929] sctp_connect+0xb4/0xf0 [ 245.820530] ? sctp_connect+0xb4/0xf0 [ 245.824311] inet_dgram_connect+0x16b/0x1f0 [ 245.828610] __sys_connect+0x213/0x4a0 [ 245.832475] ? SyS_accept+0x30/0x30 [ 245.836085] ? __sb_end_write+0xa0/0xd0 [ 245.840045] ? ksys_write+0x184/0x220 [ 245.843825] ? SyS_read+0x30/0x30 [ 245.847257] ? mm_fault_error+0x2c0/0x2c0 [ 245.851383] ? ksys_ioctl+0x6c/0xb0 [ 245.854988] SyS_connect+0x24/0x30 [ 245.858507] ? __sys_connect+0x4a0/0x4a0 [ 245.863037] do_syscall_64+0x281/0x940 [ 245.866904] ? vmalloc_sync_all+0x30/0x30 [ 245.871032] ? finish_task_switch+0x1b9/0x970 [ 245.875505] ? finish_task_switch+0x17a/0x970 [ 245.879976] ? syscall_return_slowpath+0x550/0x550 [ 245.884883] ? syscall_return_slowpath+0x2ac/0x550 [ 245.889789] ? prepare_exit_to_usermode+0x350/0x350 [ 245.894786] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 245.900132] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.904955] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 245.910124] RIP: 0033:0x4552d9 [ 245.913289] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 245.920977] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 245.928221] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 245.935469] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 245.942717] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:09 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:09 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, 0xffffffffffffffff) write$rdma_cm(0xffffffffffffffff, &(0x7f0000000080)=ANY=[@ANYBLOB="00000000010001000000000000000000", @ANYPTR=&(0x7f0000000040)=ANY=[@ANYRES32=0xffffffff], @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 245.949964] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000009 2018/04/03 20:55:10 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:10 executing program 5: setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000200)='sit0\x00', 0x10) shutdown(0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}, 0x1c) 2018/04/03 20:55:10 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x400}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)=ANY=[@ANYBLOB="14106e461b7ecfbca20000000000000000000000"], 0x14}, 0x1}, 0x0) 2018/04/03 20:55:10 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:10 executing program 5: recvmsg(0xffffffffffffffff, &(0x7f0000346fc8)={&(0x7f0000baefec)=@ll, 0x14, &(0x7f0000000000), 0x163, &(0x7f0000a01f13)=""/237, 0xffffffffffffff62}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x5, 0x154, &(0x7f0000346fc8)=ANY=[@ANYBLOB="180000000000000000000000000000d9750061100000040000000000000000009500000000000000"], &(0x7f0000000200)="852ab5", 0xfffffffffffffffc, 0xfb, &(0x7f0000000100)=""/251, 0x0, 0xfffffffffffffffd}, 0xfdcd) 2018/04/03 20:55:10 executing program 3: r0 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x6, 0x214880) ioctl$sock_bt_cmtp_CMTPCONNDEL(r0, 0x400443c9, &(0x7f00000000c0)={{0x1, 0x10000, 0x200, 0x8, 0x2, 0x3}, 0x8}) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu\x00', 0x200002, 0x0) r2 = openat$cgroup_int(r1, &(0x7f0000000100)='cpuset.cpus\x00', 0x2, 0x0) write$cgroup_int(r2, &(0x7f0000000140)={[0x2d]}, 0x1) 2018/04/03 20:55:10 executing program 6 (fault-call:2 fault-nth:10): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:10 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, 0xffffffffffffffff) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:10 executing program 1: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) read(r0, &(0x7f0000000080)=""/1, 0x1) fcntl$setstatus(r0, 0x4, 0x4000) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0xcdb) readv(r0, &(0x7f0000000380)=[{&(0x7f0000000280)=""/202, 0xca}], 0x1) 2018/04/03 20:55:10 executing program 7: r0 = socket$inet6(0xa, 0x1, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @remote={0xfe, 0x80, [], 0xbb}, 0x9}, 0x1c) setsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f0000000080)=ANY=[@ANYBLOB="0000000000000000646bc5aaf1939a59290f8103141226531230828f262d5a418b0dfdbd7d3b329225b5050cc2bef88de464d257f25971714d7698d9371563a995ab53d102e01b93a9e9c0bb66425a9ef72b487d1ffe2b4bc86e19ed7399a0b9a049d0c8a4b345184e8d4ecf664e4ab31e302713642b7b5b544b40ab0e3a9e4669b67b641c0170ee67d13b6e976e"], 0x8) setsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f0000000040)=@dstopts, 0x8) [ 246.700263] FAULT_INJECTION: forcing a failure. [ 246.700263] name failslab, interval 1, probability 0, space 0, times 0 [ 246.711520] CPU: 0 PID: 17988 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 246.718529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.727877] Call Trace: [ 246.730465] dump_stack+0x1a7/0x27d [ 246.734091] ? arch_local_irq_restore+0x53/0x53 [ 246.738757] ? __save_stack_trace+0x7e/0xd0 [ 246.743085] should_fail+0x914/0xae0 [ 246.746801] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 246.751903] ? trace_event_raw_event_lock+0x340/0x340 [ 246.757085] ? sctp_add_bind_addr+0xd8/0x460 [ 246.761491] ? sctp_copy_one_addr+0xdc/0x120 [ 246.765884] ? sctp_bind_addr_copy+0x167/0x360 [ 246.770447] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 246.776136] ? sctp_connect+0xb4/0xf0 [ 246.779912] ? inet_dgram_connect+0x16b/0x1f0 [ 246.784384] ? __sys_connect+0x213/0x4a0 [ 246.788423] ? SyS_connect+0x24/0x30 [ 246.792112] ? do_syscall_64+0x281/0x940 [ 246.796151] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 246.801495] ? trace_hardirqs_off+0x10/0x10 [ 246.805804] ? print_irqtrace_events+0x270/0x270 [ 246.810539] ? trace_hardirqs_off+0x10/0x10 [ 246.814847] ? find_held_lock+0x35/0x1d0 [ 246.818895] ? sctp_bind_addr_state+0x26b/0x3f0 [ 246.823542] ? lock_downgrade+0x980/0x980 [ 246.827677] should_failslab+0xec/0x120 [ 246.831634] kmem_cache_alloc_trace+0x4b/0x740 [ 246.836197] ? lock_acquire+0x1d5/0x580 [ 246.840150] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 246.844370] sctp_add_bind_addr+0xd8/0x460 [ 246.848587] ? sctp_bind_addr_free+0x20/0x20 [ 246.852974] ? rcu_is_watching+0x85/0x130 [ 246.857103] ? __ipv6_addr_type+0x193/0x280 [ 246.861406] ? sctp_v6_scope+0x3f/0x50 [ 246.865273] ? sctp_scope+0x75/0xa0 [ 246.868886] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 246.873796] ? sctp_defaults_init+0xf00/0xf00 [ 246.878272] ? get_random_bytes+0x34/0x40 [ 246.882397] ? sctp_association_new+0x19bb/0x2150 [ 246.887227] ? find_held_lock+0x35/0x1d0 [ 246.891272] sctp_copy_one_addr+0xdc/0x120 [ 246.895486] ? sctp_copy_one_addr+0xdc/0x120 [ 246.899876] sctp_bind_addr_copy+0x167/0x360 [ 246.904267] ? sctp_copy_one_addr+0x120/0x120 [ 246.908740] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 246.913654] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 246.919174] __sctp_connect+0x61d/0xca0 [ 246.923134] ? sctp_wait_for_sndbuf+0x870/0x870 [ 246.927790] ? mark_held_locks+0xaf/0x100 [ 246.931914] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 246.936476] ? __local_bh_enable_ip+0x121/0x230 [ 246.941129] ? lock_sock_nested+0x91/0x110 [ 246.945340] ? trace_hardirqs_on+0xd/0x10 [ 246.949465] ? __local_bh_enable_ip+0x121/0x230 [ 246.954113] sctp_connect+0xb4/0xf0 [ 246.957716] ? sctp_connect+0xb4/0xf0 [ 246.961500] inet_dgram_connect+0x16b/0x1f0 [ 246.965799] __sys_connect+0x213/0x4a0 [ 246.969669] ? SyS_accept+0x30/0x30 [ 246.973278] ? __sb_end_write+0xa0/0xd0 [ 246.977237] ? ksys_write+0x184/0x220 [ 246.981024] ? SyS_read+0x30/0x30 [ 246.984458] ? mm_fault_error+0x2c0/0x2c0 [ 246.988585] ? ksys_ioctl+0x6c/0xb0 [ 246.992195] SyS_connect+0x24/0x30 [ 246.995713] ? __sys_connect+0x4a0/0x4a0 [ 246.999754] do_syscall_64+0x281/0x940 [ 247.003621] ? vmalloc_sync_all+0x30/0x30 [ 247.007745] ? finish_task_switch+0x1b9/0x970 [ 247.012218] ? finish_task_switch+0x17a/0x970 [ 247.016690] ? syscall_return_slowpath+0x550/0x550 [ 247.021597] ? syscall_return_slowpath+0x2ac/0x550 [ 247.026507] ? prepare_exit_to_usermode+0x350/0x350 [ 247.031502] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 247.036848] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.041673] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 247.046838] RIP: 0033:0x4552d9 2018/04/03 20:55:11 executing program 2: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:11 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:11 executing program 6 (fault-call:2 fault-nth:11): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 247.050006] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 247.057698] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 247.064943] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 247.072192] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 247.079440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 247.086684] R13: 000000000000005a R14: 00000000006f3910 R15: 000000000000000a 2018/04/03 20:55:11 executing program 5: r0 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x3, 0x40000) r1 = syz_open_dev$evdev(&(0x7f0000000140)='/dev/input/event#\x00', 0x8, 0x14000) sendmsg$nl_netfilter(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x60, 0x8, 0xb, 0x402, 0x70bd29, 0x25dfdbff, {0xc, 0x0, 0xa}, [@typed={0x8, 0x18, @fd=r1}, @generic="44117816ec", @generic="696cd5551f31558b600d277fb31d692f8f868a2684c08379b1f0f0aa00f8a652de8fb42a21dff80b48c50e3d4823beabc404a88a8b6dc0ecf681c459"]}, 0x60}, 0x1, 0x0, 0x0, 0x4040}, 0x10) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$usbmon(&(0x7f00008be000)='/dev/usbmon#\x00', 0x0, 0x0) mmap(&(0x7f0000ac6000/0x4000)=nil, 0x4000, 0x1000004, 0x8011, r2, 0x80000) r3 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x0, 0xc0002) ioctl$sock_inet6_udp_SIOCOUTQ(r3, 0x5411, &(0x7f0000000080)) 2018/04/03 20:55:11 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000180)={{{@in=@rand_addr, @in=@multicast2}}, {{@in=@loopback}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f0000000280)=0xe8) r3 = socket$key(0xf, 0x3, 0x2) setsockopt$sock_int(r3, 0x1, 0xc, &(0x7f0000001500)=0x2, 0x4) r4 = syz_open_dev$dmmidi(&(0x7f0000001440)='/dev/dmmidi#\x00', 0x2, 0x200000) write$fuse(r4, &(0x7f0000000300)=ANY=[@ANYBLOB="28000000000000000a00dfffffff04ff800000000000000004000000000000000002000000000040938d65696dce47a3b4e609a876c6612742fd57140f3443d93e3e187a724f35c58c5f2b3dd64d8214b0e72f207ef902b4dd4f29ab051e71a45a876da21e0800f992c732b7d9fff03921b2e243246dbaaf309e"], 0x28) accept4$ax25(0xffffffffffffffff, &(0x7f00000015c0), &(0x7f0000001600)=0x10, 0x80800) setitimer(0x0, &(0x7f00000000c0)={{r1, r2/1000+30000}}, 0x0) futex(&(0x7f0000001380), 0x3, 0x2, &(0x7f00000013c0)={0x0, 0x1c9c380}, &(0x7f0000001640)=0x1, 0x1) r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup\x00', 0x200002, 0x0) bind$llc(r4, &(0x7f00000014c0)={0x1a, 0x306, 0x29eb, 0x4, 0x80, 0x80000000, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x10) r6 = fcntl$dupfd(r5, 0x406, r0) getsockopt$sock_buf(r3, 0x1, 0x3f, &(0x7f0000000100)=""/73, &(0x7f00000002c0)=0x49) write$cgroup_type(r6, &(0x7f0000001400)='khreaded\x00', 0x100000336) syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x0, 0x0) [ 247.160483] FAULT_INJECTION: forcing a failure. [ 247.160483] name failslab, interval 1, probability 0, space 0, times 0 [ 247.171815] CPU: 1 PID: 18011 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 247.179330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.179365] Call Trace: 2018/04/03 20:55:11 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:11 executing program 2 (fault-call:4 fault-nth:0): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 247.179380] dump_stack+0x1a7/0x27d [ 247.179396] ? arch_local_irq_restore+0x53/0x53 [ 247.179409] ? __save_stack_trace+0x7e/0xd0 [ 247.179430] should_fail+0x914/0xae0 [ 247.179444] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.179457] ? trace_event_raw_event_lock+0x340/0x340 [ 247.179469] ? perf_trace_lock+0x900/0x900 [ 247.179480] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 247.179490] ? sctp_connect+0xb4/0xf0 [ 247.179499] ? inet_dgram_connect+0x16b/0x1f0 [ 247.179509] ? __sys_connect+0x213/0x4a0 [ 247.179517] ? SyS_connect+0x24/0x30 [ 247.179526] ? do_syscall_64+0x281/0x940 [ 247.179536] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 247.179547] ? trace_hardirqs_off+0x10/0x10 [ 247.179564] ? print_irqtrace_events+0x270/0x270 [ 247.179574] ? trace_hardirqs_off+0x10/0x10 [ 247.179591] ? find_held_lock+0x35/0x1d0 [ 247.179609] ? sctp_bind_addr_state+0x26b/0x3f0 [ 247.179620] ? lock_downgrade+0x980/0x980 2018/04/03 20:55:11 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 247.179639] should_failslab+0xec/0x120 [ 247.179650] kmem_cache_alloc_trace+0x4b/0x740 [ 247.179664] ? lock_acquire+0x1d5/0x580 [ 247.179674] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 247.179688] sctp_add_bind_addr+0xd8/0x460 [ 247.179701] ? sctp_bind_addr_free+0x20/0x20 [ 247.179713] ? rcu_is_watching+0x85/0x130 [ 247.179724] ? __ipv6_addr_type+0x193/0x280 [ 247.179735] ? sctp_v6_scope+0x3f/0x50 [ 247.179745] ? sctp_scope+0x75/0xa0 [ 247.179762] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 247.179778] ? sctp_defaults_init+0xf00/0xf00 [ 247.179789] ? get_random_bytes+0x34/0x40 [ 247.179801] ? sctp_association_new+0x19bb/0x2150 [ 247.179821] ? find_held_lock+0x35/0x1d0 [ 247.179841] sctp_copy_one_addr+0xdc/0x120 [ 247.179850] ? sctp_copy_one_addr+0xdc/0x120 [ 247.179866] sctp_bind_addr_copy+0x167/0x360 [ 247.179881] ? sctp_copy_one_addr+0x120/0x120 [ 247.179893] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 247.179911] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 247.179928] __sctp_connect+0x61d/0xca0 [ 247.179949] ? sctp_wait_for_sndbuf+0x870/0x870 [ 247.179967] ? mark_held_locks+0xaf/0x100 [ 247.179975] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 247.179987] ? __local_bh_enable_ip+0x121/0x230 [ 247.180000] ? lock_sock_nested+0x91/0x110 [ 247.180009] ? trace_hardirqs_on+0xd/0x10 [ 247.180019] ? __local_bh_enable_ip+0x121/0x230 [ 247.180035] sctp_connect+0xb4/0xf0 [ 247.180044] ? sctp_connect+0xb4/0xf0 [ 247.180056] inet_dgram_connect+0x16b/0x1f0 [ 247.180068] __sys_connect+0x213/0x4a0 [ 247.180081] ? SyS_accept+0x30/0x30 [ 247.180105] ? __sb_end_write+0xa0/0xd0 [ 247.180123] ? ksys_write+0x184/0x220 [ 247.180137] ? SyS_read+0x30/0x30 [ 247.180148] ? mm_fault_error+0x2c0/0x2c0 [ 247.180158] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 247.180168] ? ksys_ioctl+0x6c/0xb0 [ 247.180181] SyS_connect+0x24/0x30 [ 247.180190] ? __sys_connect+0x4a0/0x4a0 [ 247.180199] do_syscall_64+0x281/0x940 [ 247.180207] ? vmalloc_sync_all+0x30/0x30 [ 247.180216] ? finish_task_switch+0x1b9/0x970 [ 247.180224] ? finish_task_switch+0x17a/0x970 [ 247.180235] ? syscall_return_slowpath+0x550/0x550 [ 247.180246] ? syscall_return_slowpath+0x2ac/0x550 [ 247.180257] ? prepare_exit_to_usermode+0x350/0x350 [ 247.180269] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 247.180282] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.180298] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 247.180305] RIP: 0033:0x4552d9 [ 247.180311] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 247.180323] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 247.180329] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 247.180337] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 247.180343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 247.180350] R13: 000000000000005a R14: 00000000006f3910 R15: 000000000000000b [ 247.294616] FAULT_INJECTION: forcing a failure. [ 247.294616] name failslab, interval 1, probability 0, space 0, times 0 [ 247.593840] CPU: 0 PID: 18019 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 247.593847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.593852] Call Trace: [ 247.593870] dump_stack+0x1a7/0x27d [ 247.593887] ? arch_local_irq_restore+0x53/0x53 [ 247.621072] should_fail+0x914/0xae0 [ 247.624790] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 247.629882] ? find_held_lock+0x35/0x1d0 [ 247.633938] ? __f_unlock_pos+0x19/0x20 [ 247.637899] ? find_held_lock+0x35/0x1d0 [ 247.641969] ? check_same_owner+0x320/0x320 [ 247.646277] ? rcu_note_context_switch+0x710/0x710 [ 247.651197] should_failslab+0xec/0x120 [ 247.655156] kmem_cache_alloc+0x47/0x760 [ 247.659211] getname_flags+0xcb/0x580 [ 247.662999] do_mkdirat+0xc4/0x2b0 [ 247.666531] ? SyS_mknod+0x40/0x40 [ 247.670056] ? ksys_mount+0xd4/0x120 [ 247.673755] ? do_syscall_64+0xb7/0x940 [ 247.677713] SyS_mkdir+0x22/0x30 [ 247.681062] ? SyS_mkdirat+0x30/0x30 [ 247.684759] do_syscall_64+0x281/0x940 [ 247.688629] ? vmalloc_sync_all+0x30/0x30 [ 247.692761] ? finish_task_switch+0x1b9/0x970 [ 247.697243] ? finish_task_switch+0x17a/0x970 [ 247.701723] ? syscall_return_slowpath+0x550/0x550 [ 247.706634] ? syscall_return_slowpath+0x2ac/0x550 [ 247.711546] ? prepare_exit_to_usermode+0x350/0x350 [ 247.716550] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 247.721907] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.726741] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 247.731913] RIP: 0033:0x4552d9 [ 247.735086] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 247.742779] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 247.750033] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 247.757284] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 247.764537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 247.771788] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000000 [ 247.800220] syz-executor7 (17992) used greatest stack depth: 13128 bytes left 2018/04/03 20:55:11 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$TCSETSW(r0, 0x4004510d, &(0x7f0000000040)) getpid() 2018/04/03 20:55:11 executing program 2 (fault-call:4 fault-nth:1): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:11 executing program 1: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, &(0x7f0000c97ff8)) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/audio\x00', 0x0, 0x0) close(r1) r2 = syz_open_dev$tun(&(0x7f0000000340)='/dev/net/tun\x00', 0x0, 0x0) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000280)={0x3, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000140)=""/119, &(0x7f00000001c0)=""/150}) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$RNDGETENTCNT(0xffffffffffffff9c, 0x80045200, &(0x7f0000000380)) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000f1dff8)={0x1, r1}) lstat(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TUNSETGROUP(r2, 0x400454ce, r3) r4 = open(&(0x7f0000000480)='./file0\x00', 0x204000, 0x8) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r4, 0x84, 0x12, &(0x7f0000000500), &(0x7f0000000540)=0x4) ioctl$VHOST_RESET_OWNER(r1, 0xaf02, 0x0) 2018/04/03 20:55:11 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x9, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:11 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:11 executing program 6 (fault-call:2 fault-nth:12): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:11 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000080)={&(0x7f0000001300)={0x10}, 0xc, &(0x7f0000402ff2)={&(0x7f00000000c0)={0x14, 0x5, 0x6, 0x400000000001}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:11 executing program 7: r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0xff, 0x20040) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000280)={0x26, 'hash\x00', 0x0, 0x0, 'hmac(sha224-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000000c0)="ed07ffda3b62305edc3861bf02f21d2d30ba3f3bd94f7faf780bb03eb8850cf5038ed230574267d53e25f0f9a98c37791874279902e3523f58701c45be32688121", 0x41) setsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000040)=0x7ff, 0x4) [ 247.958639] FAULT_INJECTION: forcing a failure. [ 247.958639] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 247.970473] CPU: 1 PID: 18040 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 247.977483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.986828] Call Trace: [ 247.989422] dump_stack+0x1a7/0x27d [ 247.993060] ? arch_local_irq_restore+0x53/0x53 [ 247.997346] FAULT_INJECTION: forcing a failure. [ 247.997346] name failslab, interval 1, probability 0, space 0, times 0 [ 247.997733] should_fail+0x914/0xae0 [ 248.012592] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.017692] ? find_held_lock+0x35/0x1d0 [ 248.021749] ? perf_trace_lock+0xd6/0x900 [ 248.025887] ? trace_event_raw_event_lock+0x340/0x340 [ 248.031067] ? perf_trace_lock+0xd6/0x900 [ 248.035202] ? perf_trace_lock_acquire+0xe3/0x980 [ 248.040034] ? trace_hardirqs_off+0x10/0x10 [ 248.044342] ? trace_event_raw_event_lock+0x340/0x340 [ 248.049515] ? perf_trace_lock+0x900/0x900 [ 248.053736] ? perf_trace_lock+0xd6/0x900 [ 248.057867] ? should_fail+0x23b/0xae0 [ 248.061745] __alloc_pages_nodemask+0x327/0xdd0 [ 248.066394] ? find_held_lock+0x35/0x1d0 [ 248.070445] ? __alloc_pages_slowpath+0x2d30/0x2d30 [ 248.075446] ? __f_unlock_pos+0x19/0x20 [ 248.079407] ? find_held_lock+0x35/0x1d0 [ 248.083476] ? check_same_owner+0x320/0x320 [ 248.087788] cache_grow_begin+0x72/0x6e0 [ 248.091842] kmem_cache_alloc+0x400/0x760 [ 248.095984] getname_flags+0xcb/0x580 [ 248.099775] do_mkdirat+0xc4/0x2b0 [ 248.103306] ? SyS_mknod+0x40/0x40 [ 248.106833] ? ksys_mount+0xd4/0x120 [ 248.110531] ? do_syscall_64+0xb7/0x940 [ 248.114494] SyS_mkdir+0x22/0x30 [ 248.117841] ? SyS_mkdirat+0x30/0x30 [ 248.121538] do_syscall_64+0x281/0x940 [ 248.125412] ? vmalloc_sync_all+0x30/0x30 [ 248.129543] ? finish_task_switch+0x1b9/0x970 [ 248.134025] ? finish_task_switch+0x17a/0x970 [ 248.138507] ? syscall_return_slowpath+0x550/0x550 [ 248.143423] ? syscall_return_slowpath+0x2ac/0x550 [ 248.148335] ? prepare_exit_to_usermode+0x350/0x350 [ 248.153340] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 248.158689] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.163518] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 248.168692] RIP: 0033:0x4552d9 [ 248.171865] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 248.179559] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 248.186812] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 248.194066] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 248.201318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:12 executing program 4: openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 248.208571] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000001 [ 248.215841] CPU: 0 PID: 18044 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 248.222847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.232190] Call Trace: [ 248.234771] dump_stack+0x1a7/0x27d [ 248.238394] ? arch_local_irq_restore+0x53/0x53 [ 248.243060] ? __save_stack_trace+0x7e/0xd0 [ 248.247384] should_fail+0x914/0xae0 [ 248.251098] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:12 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00006ee000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_CREATE_PIT2(r1, 0x4040ae77, &(0x7f0000000040)) socketpair$inet(0x2, 0x80000, 0x10001, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r4, 0x84, 0x10, &(0x7f00000000c0)=@assoc_value={0x0, 0x55b40392}, 0x8) r5 = openat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', 0x10042, 0x2) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r5, 0xc0bc5351, &(0x7f0000000180)={0x200, 0x0, 'client1\x00', 0xffffffff80000000, "a17a2e886be0d2b2", "bab76b48f74998202c1c540f1e98019593f38e00b11ed10baa829c99fefcc525", 0x5, 0x7}) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f0000000540)=0x0) sched_getattr(r6, &(0x7f0000000680), 0xffffffffffffffa8, 0xfffffffffffffffc) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000580)={0x0, 0x99, 0x2, 0x1}, &(0x7f00000005c0)=0x10) ioctl$KVM_SET_PIT(r5, 0x8048ae66, &(0x7f00000004c0)={[{0x8, 0x100000000, 0xf8, 0x1d8, 0x7fff, 0x0, 0x4, 0x11ee, 0x0, 0x80000000, 0x0, 0x3, 0x1c}, {0xff, 0x1000, 0x5, 0x5, 0x80, 0xaf, 0x7, 0x6, 0x1, 0xee7, 0x0, 0x1ddc, 0x800}, {0xff, 0x4, 0x5, 0x101, 0x9f44, 0x100, 0x9, 0xdf4, 0x0, 0xffffffffffff7fff, 0x8, 0x7}]}) r7 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$GIO_UNIMAP(r5, 0x4b66, &(0x7f0000000480)={0x8, &(0x7f0000000440)=[{}, {}, {}, {}, {}, {}, {}, {}]}) setsockopt$IPT_SO_SET_REPLACE(r4, 0x0, 0x40, &(0x7f00000003c0)=ANY=[@ANYBLOB="72617700000000000000000000000000000000000000000000000000000000000900000003000000a002000020010000ffffffffffffffff00000000ffffffff0c020000ffffffffffffffff0c0200e3feffffff030000001f6baf3427ebcb8645c43152b71b5c87cb5c87d397"], 0x1) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) clock_gettime(0x0, &(0x7f0000000740)={0x0, 0x0}) utimes(&(0x7f0000000700)='./file0\x00', &(0x7f0000000780)={{r8, r9/1000+10000}, {0x0, 0x2710}}) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r5, 0x84, 0x4, &(0x7f0000000600), &(0x7f0000000640)=0x4) rt_sigprocmask(0x0, &(0x7f0000000280)={0xfda0000000000}, &(0x7f00000002c0), 0x8) ioctl$sock_inet_SIOCGIFADDR(r3, 0x8915, &(0x7f0000000300)={'teql0\x00', {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x12}}}) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000b1000)={r2, 0xf40, 0x2, r2}) getsockopt$inet_pktinfo(r5, 0x0, 0x8, &(0x7f0000001c80)={0x0, @multicast2, @remote}, &(0x7f0000001cc0)=0xc) syz_open_dev$sndmidi(&(0x7f00000006c0)='/dev/snd/midiC#D#\x00', 0x8, 0x2000) sendmsg$can_bcm(r5, &(0x7f0000001e00)={&(0x7f0000000340)={0x1d, r10}, 0x10, &(0x7f0000000380)={&(0x7f0000001d40)=ANY=[]}, 0x1, 0x0, 0x0, 0x4004000}, 0x4000080) ioctl$TCSETAF(r5, 0x5408, &(0x7f0000000240)={0xffffffffffffffff, 0x2, 0x7, 0x7b, 0x1, 0x5, 0x3, 0x2, 0x2, 0x78}) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x80, 0x0) ioctl$KVM_RUN(r7, 0xae80, 0x0) [ 248.256201] ? trace_event_raw_event_lock+0x340/0x340 [ 248.261390] ? perf_trace_lock+0x900/0x900 [ 248.265619] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 248.271324] ? sctp_connect+0xb4/0xf0 [ 248.275115] ? inet_dgram_connect+0x16b/0x1f0 [ 248.279603] ? __sys_connect+0x213/0x4a0 [ 248.283654] ? SyS_connect+0x24/0x30 [ 248.287358] ? do_syscall_64+0x281/0x940 [ 248.291411] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 248.296781] ? trace_hardirqs_off+0x10/0x10 [ 248.301104] ? print_irqtrace_events+0x270/0x270 [ 248.305853] ? trace_hardirqs_off+0x10/0x10 [ 248.310182] ? find_held_lock+0x35/0x1d0 [ 248.314249] ? sctp_bind_addr_state+0x26b/0x3f0 [ 248.318916] ? lock_downgrade+0x980/0x980 [ 248.323065] should_failslab+0xec/0x120 [ 248.327038] kmem_cache_alloc_trace+0x4b/0x740 [ 248.331610] ? lock_acquire+0x1d5/0x580 [ 248.335563] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 248.339784] sctp_add_bind_addr+0xd8/0x460 [ 248.344000] ? sctp_bind_addr_free+0x20/0x20 [ 248.348394] ? rcu_is_watching+0x85/0x130 [ 248.352519] ? __ipv6_addr_type+0x193/0x280 [ 248.356819] ? sctp_v6_scope+0x3f/0x50 [ 248.360686] ? sctp_scope+0x75/0xa0 [ 248.364298] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 248.369208] ? sctp_defaults_init+0xf00/0xf00 [ 248.373680] ? get_random_bytes+0x34/0x40 [ 248.377809] ? sctp_association_new+0x19bb/0x2150 [ 248.382640] ? find_held_lock+0x35/0x1d0 [ 248.386684] sctp_copy_one_addr+0xdc/0x120 [ 248.390895] ? sctp_copy_one_addr+0xdc/0x120 [ 248.395285] sctp_bind_addr_copy+0x167/0x360 [ 248.399673] ? sctp_copy_one_addr+0x120/0x120 [ 248.404149] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 248.409060] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 248.414582] __sctp_connect+0x61d/0xca0 [ 248.418544] ? sctp_wait_for_sndbuf+0x870/0x870 [ 248.423195] ? mark_held_locks+0xaf/0x100 [ 248.427320] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 248.431884] ? __local_bh_enable_ip+0x121/0x230 [ 248.436533] ? lock_sock_nested+0x91/0x110 [ 248.440744] ? trace_hardirqs_on+0xd/0x10 [ 248.444868] ? __local_bh_enable_ip+0x121/0x230 [ 248.449520] sctp_connect+0xb4/0xf0 [ 248.453124] ? sctp_connect+0xb4/0xf0 [ 248.456904] inet_dgram_connect+0x16b/0x1f0 [ 248.461205] __sys_connect+0x213/0x4a0 [ 248.465069] ? SyS_accept+0x30/0x30 [ 248.468680] ? __sb_end_write+0xa0/0xd0 [ 248.472639] ? ksys_write+0x184/0x220 [ 248.476419] ? SyS_read+0x30/0x30 [ 248.479850] ? mm_fault_error+0x2c0/0x2c0 [ 248.483977] ? ksys_ioctl+0x6c/0xb0 [ 248.487585] SyS_connect+0x24/0x30 [ 248.491101] ? __sys_connect+0x4a0/0x4a0 [ 248.495140] do_syscall_64+0x281/0x940 [ 248.499008] ? vmalloc_sync_all+0x30/0x30 [ 248.503140] ? finish_task_switch+0x1b9/0x970 [ 248.507611] ? finish_task_switch+0x17a/0x970 [ 248.512085] ? syscall_return_slowpath+0x550/0x550 [ 248.516995] ? syscall_return_slowpath+0x2ac/0x550 [ 248.521905] ? prepare_exit_to_usermode+0x350/0x350 [ 248.526899] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 248.532243] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.537068] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 248.542234] RIP: 0033:0x4552d9 [ 248.545399] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 248.553087] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 2018/04/03 20:55:12 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000100)="2f657865000000000000b8608bbe9f61cf5aafac4abd52925af520fd9cb4ae54ebdc756ff7b47567510de0af4f86afd61024ff2149147384aafbe9c1fd9fc828cf9b6232c202fd6627cf5e6e12faf8c4051eed49154432098dcd570dd0505042aaabaafdf50756667a0e215ba6bea09f78914dcf1bb72666109e495ef1ab3a052cf6941b160031c35e3e651d2dc5377e6091a948662e7e0fcc21f5") getsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000000), &(0x7f0000000040)=0x14) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f00000000c0)=0x5, 0x4) fadvise64(r0, 0x1, 0x100000000, 0x400000004) socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_bt_hidp_HIDPCONNDEL(r0, 0x400448c9, &(0x7f0000000080)={{0x1, 0x7, 0x9, 0x1, 0xffffffffffff7fff, 0xb1}, 0x4}) 2018/04/03 20:55:12 executing program 4: openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 248.560334] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 248.567580] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 248.574826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 248.582075] R13: 000000000000005a R14: 00000000006f3910 R15: 000000000000000c 2018/04/03 20:55:12 executing program 7: r0 = socket(0x200000000010, 0x2, 0x0) write(r0, &(0x7f0000000080)="2400000024007f380000120000000100000ff6ff01000000ff070000000000001300ff10", 0x24) io_setup(0x20008, &(0x7f0000000200)) setsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f0000000040)=0x4, 0x1) 2018/04/03 20:55:12 executing program 2 (fault-call:4 fault-nth:2): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:12 executing program 6 (fault-call:2 fault-nth:13): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 248.741656] FAULT_INJECTION: forcing a failure. [ 248.741656] name failslab, interval 1, probability 0, space 0, times 0 [ 248.752928] CPU: 0 PID: 18088 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 248.756584] FAULT_INJECTION: forcing a failure. [ 248.756584] name failslab, interval 1, probability 0, space 0, times 0 [ 248.759935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.759940] Call Trace: [ 248.759955] dump_stack+0x1a7/0x27d [ 248.759971] ? arch_local_irq_restore+0x53/0x53 [ 248.759983] ? __save_stack_trace+0x7e/0xd0 [ 248.760001] should_fail+0x914/0xae0 [ 248.760015] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 248.760026] ? kasan_kmalloc+0xad/0xe0 [ 248.760032] ? kmem_cache_alloc_trace+0x136/0x740 [ 248.760041] ? sctp_add_bind_addr+0xd8/0x460 [ 248.760050] ? sctp_copy_local_addr_list+0x4bb/0x5e0 [ 248.760066] ? sctp_copy_one_addr+0xdc/0x120 [ 248.760076] ? sctp_bind_addr_copy+0x167/0x360 [ 248.831703] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 248.837397] ? sctp_connect+0xb4/0xf0 [ 248.841179] ? inet_dgram_connect+0x16b/0x1f0 [ 248.845661] ? __sys_connect+0x213/0x4a0 [ 248.849705] ? SyS_connect+0x24/0x30 [ 248.853401] ? do_syscall_64+0x281/0x940 [ 248.857447] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 248.862795] ? trace_hardirqs_off+0x10/0x10 [ 248.867103] ? print_irqtrace_events+0x270/0x270 [ 248.871840] ? trace_hardirqs_off+0x10/0x10 [ 248.876151] ? find_held_lock+0x35/0x1d0 [ 248.880200] ? sctp_bind_addr_state+0x26b/0x3f0 [ 248.884850] ? lock_downgrade+0x980/0x980 [ 248.888987] should_failslab+0xec/0x120 [ 248.892946] kmem_cache_alloc_trace+0x4b/0x740 [ 248.897511] ? lock_acquire+0x1d5/0x580 [ 248.901470] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 248.905690] sctp_add_bind_addr+0xd8/0x460 [ 248.909907] ? sctp_bind_addr_free+0x20/0x20 [ 248.914300] ? rcu_is_watching+0x85/0x130 [ 248.918430] ? __ipv6_addr_type+0x193/0x280 [ 248.922738] ? sctp_v6_scope+0x3f/0x50 [ 248.926606] ? sctp_scope+0x75/0xa0 [ 248.930220] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 248.935136] ? sctp_defaults_init+0xf00/0xf00 [ 248.939619] ? get_random_bytes+0x34/0x40 [ 248.943750] ? sctp_association_new+0x19bb/0x2150 [ 248.948585] ? find_held_lock+0x35/0x1d0 [ 248.952634] sctp_copy_one_addr+0xdc/0x120 [ 248.956851] ? sctp_copy_one_addr+0xdc/0x120 [ 248.961245] sctp_bind_addr_copy+0x167/0x360 [ 248.965636] ? kasan_check_read+0x11/0x20 [ 248.969767] ? sctp_copy_one_addr+0x120/0x120 [ 248.974249] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 248.979169] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 248.984694] __sctp_connect+0x61d/0xca0 [ 248.988657] ? sctp_wait_for_sndbuf+0x870/0x870 [ 248.993314] ? mark_held_locks+0xaf/0x100 [ 248.997443] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 249.002013] ? __local_bh_enable_ip+0x121/0x230 [ 249.006671] ? lock_sock_nested+0x91/0x110 [ 249.010886] ? trace_hardirqs_on+0xd/0x10 [ 249.015016] ? __local_bh_enable_ip+0x121/0x230 [ 249.019674] sctp_connect+0xb4/0xf0 [ 249.023284] ? sctp_connect+0xb4/0xf0 [ 249.027068] inet_dgram_connect+0x16b/0x1f0 [ 249.031372] __sys_connect+0x213/0x4a0 [ 249.035249] ? SyS_accept+0x30/0x30 [ 249.038867] ? __sb_end_write+0xa0/0xd0 [ 249.042832] ? ksys_write+0x184/0x220 [ 249.046614] ? SyS_read+0x30/0x30 [ 249.050052] ? mm_fault_error+0x2c0/0x2c0 [ 249.054187] ? ksys_ioctl+0x6c/0xb0 [ 249.057798] SyS_connect+0x24/0x30 [ 249.061324] ? __sys_connect+0x4a0/0x4a0 [ 249.065370] do_syscall_64+0x281/0x940 [ 249.069238] ? vmalloc_sync_all+0x30/0x30 [ 249.073367] ? kasan_check_write+0x14/0x20 [ 249.077584] ? finish_task_switch+0x284/0x970 [ 249.082066] ? syscall_return_slowpath+0x550/0x550 [ 249.086979] ? syscall_return_slowpath+0x2ac/0x550 [ 249.091891] ? prepare_exit_to_usermode+0x350/0x350 [ 249.096895] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 249.102243] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.107072] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 249.112243] RIP: 0033:0x4552d9 [ 249.115412] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 249.123106] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 249.130357] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 249.137608] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 249.144860] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 249.152110] R13: 000000000000005a R14: 00000000006f3910 R15: 000000000000000d [ 249.159378] CPU: 1 PID: 18089 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 249.166384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.175726] Call Trace: [ 249.178297] dump_stack+0x1a7/0x27d [ 249.181902] ? arch_local_irq_restore+0x53/0x53 [ 249.186546] ? __lock_acquire+0x638/0x3c30 [ 249.190755] ? __lock_acquire+0x638/0x3c30 [ 249.194970] should_fail+0x914/0xae0 [ 249.198661] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.203738] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 249.208902] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 249.214077] ? find_held_lock+0x35/0x1d0 [ 249.218116] ? __lock_is_held+0xb6/0x140 [ 249.222158] ? check_same_owner+0x320/0x320 [ 249.226456] ? perf_trace_lock+0x900/0x900 [ 249.230668] ? rcu_note_context_switch+0x710/0x710 [ 249.235578] should_failslab+0xec/0x120 [ 249.239531] kmem_cache_alloc+0x47/0x760 [ 249.243577] __d_alloc+0xc1/0xbd0 [ 249.247008] ? shrink_dcache_for_umount+0x290/0x290 [ 249.252006] ? dput.part.20+0x1d9/0x830 [ 249.255960] ? lock_downgrade+0x980/0x980 [ 249.260083] ? lock_release+0xa40/0xa40 [ 249.264040] ? kasan_check_read+0x11/0x20 [ 249.268164] ? rcu_is_watching+0x85/0x130 [ 249.272287] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 249.276846] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 249.281750] ? kasan_check_write+0x14/0x20 [ 249.285961] ? do_raw_spin_lock+0xc1/0x230 [ 249.290175] ? dput.part.20+0x207/0x830 [ 249.294125] d_alloc+0x8e/0x340 [ 249.297380] ? __d_alloc+0xbd0/0xbd0 [ 249.301069] ? dput+0x24/0x30 [ 249.304151] __lookup_hash+0x58/0x190 [ 249.307933] filename_create+0x1c7/0x520 [ 249.311973] ? kern_path_mountpoint+0x40/0x40 [ 249.316451] ? getname_flags+0x256/0x580 [ 249.320487] do_mkdirat+0xd8/0x2b0 [ 249.324010] ? SyS_mknod+0x40/0x40 [ 249.327530] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 249.333041] ? do_syscall_64+0xb7/0x940 [ 249.336991] SyS_mkdir+0x22/0x30 [ 249.340335] ? SyS_mkdirat+0x30/0x30 [ 249.344028] do_syscall_64+0x281/0x940 [ 249.347891] ? vmalloc_sync_all+0x30/0x30 [ 249.352019] ? finish_task_switch+0x1b9/0x970 [ 249.356488] ? finish_task_switch+0x17a/0x970 [ 249.360957] ? syscall_return_slowpath+0x550/0x550 [ 249.365859] ? syscall_return_slowpath+0x2ac/0x550 [ 249.370766] ? prepare_exit_to_usermode+0x350/0x350 [ 249.375756] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 249.381099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.385923] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 249.391087] RIP: 0033:0x4552d9 [ 249.394253] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 249.401940] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 249.409184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 249.416430] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 249.423675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 249.430922] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000002 2018/04/03 20:55:13 executing program 4: openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:13 executing program 1: r0 = syz_open_dev$sg(&(0x7f0000000140)='/dev/sg#\x00', 0x66, 0x100) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000180)=0x7, 0x4) prctl$intptr(0x26, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f00000002c0)='/dev/vcs#\x00', 0x7, 0x44a81) r2 = memfd_create(&(0x7f00000000c0)='/dev/vcs#\x00', 0x1) getsockopt$packet_int(r1, 0x107, 0x13, &(0x7f0000000040), &(0x7f0000000080)=0x4) unlinkat(r2, &(0x7f0000000100)='./file0\x00', 0x0) r3 = getpid() sendto$llc(r1, &(0x7f0000000240)="fca24e51a47909f27906a7f871cbfa80d2d0485bc29d73df613c521551dff036cc0b1210e2b60048e3ab5c41a047e3caf50f09aff1193abf62ba868c8cabb9d23bbf8b90b77a66f21d1588dab8776e698da876f4fe007bf013fab48963301ed8b08b6a8c4f760e7628418d1e4069bde86f8ea950ac", 0x75, 0x80, &(0x7f0000000300)={0x1a, 0x308, 0x0, 0x1, 0x0, 0x3, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000200)='bbr\x00', 0x4) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x8000, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f00000001c0)={r2, r4}) getpgrp(r3) 2018/04/03 20:55:13 executing program 7: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f000000b000)={&(0x7f000000f000)={0x10}, 0xc, &(0x7f0000beeff0)={&(0x7f000017c000)=ANY=[@ANYBLOB="3801000010001307ffff9f26fffffffffe800000e8ffffffffffffff000000000000000000000000000000000000000000000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000000000ffff00000000ffffffff3200000000000000000000000000ffff00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffffffffffff0a000000000000000000000048000100736d330000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000054020000"], 0x138}, 0x1}, 0x0) 2018/04/03 20:55:13 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000140)={0x26, 'aead\x00', 0x0, 0x0, 'echainiv(ccm(camellia))\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = openat$cgroup_ro(r1, &(0x7f0000000100)='cpuacct.usage_sys\x00', 0x0, 0x0) accept4$inet6(r2, &(0x7f0000000280)={0x0, 0x0, 0x0, @local}, &(0x7f00000002c0)=0x1c, 0x80000) pipe(&(0x7f00000000c0)={0xffffffffffffffff}) ioctl$KVM_GET_REGS(r3, 0x8090ae81, &(0x7f00000001c0)) ioctl$EVIOCGEFFECTS(r2, 0x80044584, &(0x7f0000000300)=""/223) sendmmsg$alg(r1, &(0x7f0000001f80)=[{0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000000)="01", 0x1}, {&(0x7f0000000680)="7184509642ccd0593984ba09d923b7fcff09873d49e3f51ef1bb1d6d811c6e205f417e5d183535d0ef9df3e8d87af261a0aee3b0d11598c88f75935d846c87", 0x3f}], 0x2}], 0x1, 0x0) recvmsg(r1, &(0x7f0000000480)={&(0x7f0000000040)=@nfc_llcp, 0x1e, &(0x7f0000b9c000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) 2018/04/03 20:55:13 executing program 5: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x20100, 0x0) epoll_create(0x6) r1 = socket$inet(0x2, 0x1, 0x0) r2 = dup(r1) bind$inet(r1, &(0x7f000012e000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) connect$inet(r1, &(0x7f0000987000)={0x2, 0x4e23}, 0x10) setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000d27ffc)=0x9ff, 0x268) sendto$inet(r2, &(0x7f0000143f1e)="96", 0x1, 0x0, &(0x7f0000848ff0)={0x2, 0x0, @dev={0xac, 0x14}}, 0x10) poll(&(0x7f00005d0fc8)=[{r2}], 0x1, 0x0) write$evdev(r0, &(0x7f0000000180)=[{{}, 0x8}], 0x18) 2018/04/03 20:55:13 executing program 6 (fault-call:2 fault-nth:14): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1, 0x0, 0x0, 0x80000000000}, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x200000, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:13 executing program 2 (fault-call:4 fault-nth:3): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 249.521602] FAULT_INJECTION: forcing a failure. [ 249.521602] name failslab, interval 1, probability 0, space 0, times 0 [ 249.532887] CPU: 0 PID: 18105 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 249.539890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.549228] Call Trace: [ 249.551801] dump_stack+0x1a7/0x27d [ 249.555416] ? arch_local_irq_restore+0x53/0x53 [ 249.560061] ? __save_stack_trace+0x7e/0xd0 [ 249.564368] should_fail+0x914/0xae0 [ 249.568060] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 249.573142] ? kasan_kmalloc+0xad/0xe0 [ 249.577007] ? kmem_cache_alloc_trace+0x136/0x740 [ 249.581832] ? sctp_add_bind_addr+0xd8/0x460 [ 249.586217] ? sctp_copy_local_addr_list+0x4bb/0x5e0 [ 249.591301] ? sctp_copy_one_addr+0xdc/0x120 [ 249.595685] ? sctp_bind_addr_copy+0x167/0x360 [ 249.600245] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 249.605934] ? sctp_connect+0xb4/0xf0 [ 249.609713] ? inet_dgram_connect+0x16b/0x1f0 [ 249.614185] ? __sys_connect+0x213/0x4a0 [ 249.618222] ? SyS_connect+0x24/0x30 [ 249.621913] ? do_syscall_64+0x281/0x940 [ 249.625952] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 249.631294] ? trace_hardirqs_off+0x10/0x10 [ 249.635596] ? print_irqtrace_events+0x270/0x270 [ 249.640332] ? trace_hardirqs_off+0x10/0x10 [ 249.644635] ? find_held_lock+0x35/0x1d0 [ 249.648679] ? sctp_bind_addr_state+0x26b/0x3f0 [ 249.653327] ? lock_downgrade+0x980/0x980 [ 249.657459] should_failslab+0xec/0x120 [ 249.661417] kmem_cache_alloc_trace+0x4b/0x740 [ 249.665977] ? lock_acquire+0x1d5/0x580 [ 249.669930] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 249.674145] sctp_add_bind_addr+0xd8/0x460 [ 249.678358] ? sctp_bind_addr_free+0x20/0x20 [ 249.682743] ? rcu_is_watching+0x85/0x130 [ 249.686868] ? __ipv6_addr_type+0x193/0x280 [ 249.691168] ? sctp_v6_scope+0x3f/0x50 [ 249.695044] ? sctp_scope+0x75/0xa0 [ 249.698656] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 249.703565] ? sctp_defaults_init+0xf00/0xf00 [ 249.708041] ? get_random_bytes+0x34/0x40 [ 249.712166] ? sctp_association_new+0x19bb/0x2150 [ 249.716995] ? find_held_lock+0x35/0x1d0 [ 249.721048] sctp_copy_one_addr+0xdc/0x120 [ 249.725261] ? sctp_copy_one_addr+0xdc/0x120 [ 249.729650] sctp_bind_addr_copy+0x167/0x360 [ 249.734037] ? kasan_check_read+0x11/0x20 [ 249.738165] ? sctp_copy_one_addr+0x120/0x120 [ 249.742641] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 249.747551] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 249.753071] __sctp_connect+0x61d/0xca0 [ 249.757037] ? sctp_wait_for_sndbuf+0x870/0x870 [ 249.761692] ? mark_held_locks+0xaf/0x100 [ 249.765813] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 249.770374] ? __local_bh_enable_ip+0x121/0x230 [ 249.775031] ? lock_sock_nested+0x91/0x110 [ 249.779242] ? trace_hardirqs_on+0xd/0x10 [ 249.783369] ? __local_bh_enable_ip+0x121/0x230 [ 249.788029] sctp_connect+0xb4/0xf0 [ 249.791635] ? sctp_connect+0xb4/0xf0 [ 249.795413] inet_dgram_connect+0x16b/0x1f0 [ 249.799713] __sys_connect+0x213/0x4a0 [ 249.803579] ? SyS_accept+0x30/0x30 [ 249.807189] ? __sb_end_write+0xa0/0xd0 [ 249.811146] ? ksys_write+0x184/0x220 [ 249.814927] ? SyS_read+0x30/0x30 [ 249.818356] ? mm_fault_error+0x2c0/0x2c0 [ 249.822489] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 249.828003] ? ksys_ioctl+0x6c/0xb0 [ 249.831617] SyS_connect+0x24/0x30 [ 249.835131] ? __sys_connect+0x4a0/0x4a0 [ 249.839169] do_syscall_64+0x281/0x940 [ 249.843036] ? vmalloc_sync_all+0x30/0x30 [ 249.847161] ? finish_task_switch+0x1b9/0x970 [ 249.851635] ? finish_task_switch+0x17a/0x970 [ 249.856110] ? syscall_return_slowpath+0x550/0x550 [ 249.861019] ? syscall_return_slowpath+0x2ac/0x550 [ 249.866531] ? prepare_exit_to_usermode+0x350/0x350 [ 249.871529] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 249.876875] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 249.881701] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 249.886866] RIP: 0033:0x4552d9 [ 249.890038] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 249.897725] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 249.904970] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 249.912219] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:14 executing program 4: perf_event_open(&(0x7f0000348f88)={0x0, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 249.919464] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 249.926709] R13: 000000000000005a R14: 00000000006f3910 R15: 000000000000000e 2018/04/03 20:55:14 executing program 4: perf_event_open(&(0x7f0000348f88)={0x0, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:14 executing program 4: perf_event_open(&(0x7f0000348f88)={0x0, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 249.993874] FAULT_INJECTION: forcing a failure. [ 249.993874] name failslab, interval 1, probability 0, space 0, times 0 [ 250.005560] CPU: 1 PID: 18109 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 250.012577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.021926] Call Trace: [ 250.024511] dump_stack+0x1a7/0x27d [ 250.028145] ? arch_local_irq_restore+0x53/0x53 [ 250.032815] ? lock_release+0xa40/0xa40 [ 250.036789] should_fail+0x914/0xae0 2018/04/03 20:55:14 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 250.040505] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.045609] ? kasan_check_write+0x14/0x20 [ 250.049841] ? __mutex_lock+0x4ca/0x1810 [ 250.053899] ? kernel_text_address+0xd1/0xe0 [ 250.058306] ? __unwind_start+0x169/0x330 [ 250.062457] ? trace_hardirqs_off+0x10/0x10 [ 250.066781] ? __save_stack_trace+0x7e/0xd0 [ 250.071102] ? find_held_lock+0x35/0x1d0 [ 250.075169] ? __lock_is_held+0xb6/0x140 [ 250.079238] ? check_same_owner+0x320/0x320 [ 250.083552] ? trace_hardirqs_off+0x10/0x10 [ 250.087878] ? rcu_note_context_switch+0x710/0x710 2018/04/03 20:55:14 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 250.092807] ? kernfs_break_active_protection+0x15/0x20 [ 250.098171] ? mutex_lock_nested+0x16/0x20 [ 250.102405] should_failslab+0xec/0x120 [ 250.106377] __kmalloc+0x63/0x760 [ 250.109826] ? __lock_is_held+0xb6/0x140 [ 250.113889] ? cgroup_mkdir+0x27f/0xfd0 [ 250.117866] cgroup_mkdir+0x27f/0xfd0 [ 250.121661] ? __lock_is_held+0xb6/0x140 [ 250.125728] ? cgroup_destroy_locked+0x750/0x750 [ 250.130479] ? putname+0xee/0x130 [ 250.133932] ? rcu_read_lock_sched_held+0x108/0x120 [ 250.138949] ? kmem_cache_free+0x258/0x2a0 [ 250.143185] ? set_nlink+0x95/0x120 [ 250.146810] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 250.151742] ? kasan_check_write+0x14/0x20 [ 250.155976] ? kernfs_get_active+0xb7/0xf0 [ 250.160209] ? cgroup_destroy_locked+0x750/0x750 [ 250.164963] kernfs_iop_mkdir+0x153/0x1e0 [ 250.169107] vfs_mkdir+0x390/0x600 [ 250.172642] do_mkdirat+0x224/0x2b0 [ 250.176267] ? SyS_mknod+0x40/0x40 [ 250.179808] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 250.185343] ? do_syscall_64+0xb7/0x940 [ 250.189311] SyS_mkdir+0x22/0x30 [ 250.192669] ? SyS_mkdirat+0x30/0x30 [ 250.196376] do_syscall_64+0x281/0x940 [ 250.200257] ? vmalloc_sync_all+0x30/0x30 [ 250.204402] ? finish_task_switch+0x1b9/0x970 [ 250.208890] ? finish_task_switch+0x17a/0x970 [ 250.213383] ? syscall_return_slowpath+0x550/0x550 [ 250.218304] ? syscall_return_slowpath+0x2ac/0x550 [ 250.223208] ? prepare_exit_to_usermode+0x350/0x350 [ 250.228199] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 250.233536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.238356] entry_SYSCALL_64_after_hwframe+0x42/0xb7 2018/04/03 20:55:14 executing program 3: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x20000, 0x0) getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000080)={'mangle\x00'}, &(0x7f0000000100)=0x54) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r0, 0x118, 0x1, &(0x7f0000000140)=0x101, 0x4) setsockopt$sock_void(r1, 0x29, 0x24, 0x0, 0x0) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000000)=0xa80, 0x4) 2018/04/03 20:55:14 executing program 5: r0 = getpgrp(0x0) setpriority(0x1, r0, 0x83) 2018/04/03 20:55:14 executing program 1: r0 = syz_open_dev$binder(&(0x7f0000008000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1, 0x20011, r0, 0x0) mlock2(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x0) ioctl(r0, 0x83, &(0x7f0000000000)="b78a7db86762e6899ec184fd0aaa9127243fa13f2d22a88971e379765c8397f384875e") mlock2(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x1) 2018/04/03 20:55:14 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:14 executing program 7: r0 = syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x4, 0x80) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f0000000140)={0x0, 0xa7, 0xfff, 0x4, 0x244, 0x81}, &(0x7f0000000180)=0x14) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f00000001c0)={r1, @in={{0x2, 0x4e23, @rand_addr=0x6}}}, &(0x7f0000000280)=0x84) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x2, 0x4, 0x86, 0xf}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r2, &(0x7f0000000140), &(0x7f00000000c0), 0x1}, 0x3fa) r3 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x40, 0x521000) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000040)=0x400) 2018/04/03 20:55:14 executing program 6 (fault-call:2 fault-nth:15): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:14 executing program 2 (fault-call:4 fault-nth:4): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:14 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x2) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 250.243517] RIP: 0033:0x4552d9 [ 250.246680] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 250.254361] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 250.261602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 250.268847] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 250.276089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 250.283331] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000003 [ 250.339401] FAULT_INJECTION: forcing a failure. [ 250.339401] name failslab, interval 1, probability 0, space 0, times 0 [ 250.350683] CPU: 0 PID: 18153 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 250.357687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.367027] Call Trace: [ 250.369614] dump_stack+0x1a7/0x27d [ 250.373239] ? arch_local_irq_restore+0x53/0x53 [ 250.377904] ? __save_stack_trace+0x7e/0xd0 [ 250.382227] should_fail+0x914/0xae0 2018/04/03 20:55:14 executing program 5: r0 = getpgrp(0x0) r1 = syz_open_procfs(r0, &(0x7f0000000200)="636564c153e6a3231517691e312af8c1f91b064f6f767243b72f7989225e64b3ba6eebed77a5e951ebfe55a90d599ee47c3262286c7ec48c0f6ee1a86654851061297c9f599b0bb9af2565fef4616f267d065065d45844e80981cda1b13181d2bc6c7c8342b6573e70235dcb5acaee99fe9e985c1863919eb73745379fe4796cb9f6b6960680acf3f7d775746f8063442c00010000ca8502f6e40f6217f364f0bd544c7bc84296e0050d030a8046307ce4ebb58d8c6023cf377b014fd3742dbf86c10fb8fa4879b804b1f1c0466d76c02dbc5cf1342768c422573b0d2a62000000000000000000000088d2a74b000000") sched_setaffinity(r0, 0x4c, &(0x7f0000000100)=0x101) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 250.385941] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.391042] ? kasan_kmalloc+0xad/0xe0 [ 250.394925] ? kmem_cache_alloc_trace+0x136/0x740 [ 250.399764] ? sctp_add_bind_addr+0xd8/0x460 [ 250.404186] ? sctp_copy_local_addr_list+0x4bb/0x5e0 [ 250.409277] ? sctp_copy_one_addr+0xdc/0x120 [ 250.413672] ? sctp_bind_addr_copy+0x167/0x360 [ 250.418235] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 250.423929] ? sctp_connect+0xb4/0xf0 [ 250.427709] ? inet_dgram_connect+0x16b/0x1f0 [ 250.432182] ? __sys_connect+0x213/0x4a0 [ 250.436223] ? SyS_connect+0x24/0x30 [ 250.439915] ? do_syscall_64+0x281/0x940 [ 250.443957] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 250.449302] ? trace_hardirqs_off+0x10/0x10 [ 250.453605] ? print_irqtrace_events+0x270/0x270 [ 250.458339] ? trace_hardirqs_off+0x10/0x10 [ 250.462642] ? find_held_lock+0x35/0x1d0 [ 250.466685] ? sctp_bind_addr_state+0x26b/0x3f0 [ 250.471333] ? lock_downgrade+0x980/0x980 [ 250.475464] should_failslab+0xec/0x120 [ 250.479421] kmem_cache_alloc_trace+0x4b/0x740 [ 250.483981] ? lock_acquire+0x1d5/0x580 [ 250.487936] sctp_add_bind_addr+0xd8/0x460 [ 250.492150] ? sctp_bind_addr_free+0x20/0x20 [ 250.496536] ? rcu_is_watching+0x85/0x130 [ 250.500661] ? __ipv6_addr_type+0x193/0x280 [ 250.504961] ? sctp_v4_scope+0xfc/0x130 [ 250.508916] ? sctp_scope+0x75/0xa0 [ 250.512524] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 250.517437] ? sctp_defaults_init+0xf00/0xf00 [ 250.521908] ? get_random_bytes+0x34/0x40 [ 250.526036] ? sctp_association_new+0x19bb/0x2150 [ 250.530862] ? find_held_lock+0x35/0x1d0 [ 250.534907] sctp_copy_one_addr+0xdc/0x120 [ 250.539117] ? sctp_copy_one_addr+0xdc/0x120 [ 250.543503] sctp_bind_addr_copy+0x167/0x360 [ 250.547885] ? kasan_check_read+0x11/0x20 [ 250.552014] ? sctp_copy_one_addr+0x120/0x120 [ 250.556492] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 250.561402] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 250.566918] __sctp_connect+0x61d/0xca0 [ 250.570876] ? sctp_wait_for_sndbuf+0x870/0x870 [ 250.575526] ? mark_held_locks+0xaf/0x100 [ 250.579651] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 250.584210] ? __local_bh_enable_ip+0x121/0x230 [ 250.588861] ? lock_sock_nested+0x91/0x110 [ 250.593071] ? trace_hardirqs_on+0xd/0x10 [ 250.597194] ? __local_bh_enable_ip+0x121/0x230 [ 250.601843] sctp_connect+0xb4/0xf0 [ 250.605445] ? sctp_connect+0xb4/0xf0 [ 250.609229] inet_dgram_connect+0x16b/0x1f0 [ 250.613527] __sys_connect+0x213/0x4a0 [ 250.617392] ? SyS_accept+0x30/0x30 [ 250.621000] ? __sb_end_write+0xa0/0xd0 [ 250.624964] ? ksys_write+0x184/0x220 [ 250.628744] ? SyS_read+0x30/0x30 [ 250.632177] ? mm_fault_error+0x2c0/0x2c0 [ 250.636303] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 250.641819] ? ksys_ioctl+0x6c/0xb0 [ 250.645427] SyS_connect+0x24/0x30 [ 250.648941] ? __sys_connect+0x4a0/0x4a0 [ 250.652978] do_syscall_64+0x281/0x940 [ 250.656839] ? vmalloc_sync_all+0x30/0x30 [ 250.660965] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 250.666477] ? syscall_return_slowpath+0x550/0x550 [ 250.671383] ? syscall_return_slowpath+0x2ac/0x550 [ 250.676295] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 250.681643] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.686466] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 250.691633] RIP: 0033:0x4552d9 [ 250.694798] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 250.702486] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 250.709732] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 250.716979] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 250.724223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 250.731469] R13: 000000000000005a R14: 00000000006f3910 R15: 000000000000000f 2018/04/03 20:55:14 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:14 executing program 6 (fault-call:2 fault-nth:16): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 250.740102] binder: 18150:18162 ioctl 83 20000000 returned -22 [ 250.755231] binder: 18150:18162 ioctl 83 20000000 returned -22 [ 250.767867] FAULT_INJECTION: forcing a failure. [ 250.767867] name failslab, interval 1, probability 0, space 0, times 0 [ 250.779244] CPU: 0 PID: 18169 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 250.786259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.795614] Call Trace: [ 250.798207] dump_stack+0x1a7/0x27d [ 250.801842] ? arch_local_irq_restore+0x53/0x53 [ 250.806514] ? lock_downgrade+0x980/0x980 [ 250.810687] should_fail+0x914/0xae0 [ 250.814402] ? mark_held_locks+0xaf/0x100 [ 250.814711] FAULT_INJECTION: forcing a failure. [ 250.814711] name failslab, interval 1, probability 0, space 0, times 0 [ 250.818549] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 250.834871] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 250.839892] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 250.845076] ? find_held_lock+0x35/0x1d0 [ 250.849131] ? __lock_is_held+0xb6/0x140 [ 250.853201] ? check_same_owner+0x320/0x320 [ 250.857512] ? rcu_note_context_switch+0x710/0x710 [ 250.862428] ? __lock_is_held+0xb6/0x140 [ 250.866489] should_failslab+0xec/0x120 [ 250.870457] __kmalloc_track_caller+0x5f/0x760 [ 250.875028] ? trace_hardirqs_off+0x10/0x10 [ 250.879342] ? cgroup_mount+0xbf0/0xbf0 [ 250.883306] ? kstrdup_const+0x39/0x50 [ 250.887186] kstrdup+0x39/0x70 [ 250.890370] kstrdup_const+0x39/0x50 [ 250.894074] __kernfs_new_node+0xa9/0x580 [ 250.898212] ? kernfs_dop_revalidate+0x380/0x380 [ 250.902965] ? css_next_descendant_pre+0x5c/0x150 [ 250.907798] ? cgroup_propagate_control+0x3cb/0x570 [ 250.912809] kernfs_new_node+0x80/0xf0 [ 250.916689] kernfs_create_dir_ns+0x41/0x140 [ 250.921089] cgroup_mkdir+0x43b/0xfd0 [ 250.924877] ? __lock_is_held+0xb6/0x140 [ 250.928937] ? cgroup_destroy_locked+0x750/0x750 [ 250.933682] ? rcu_read_lock_sched_held+0x108/0x120 [ 250.938683] ? kmem_cache_free+0x258/0x2a0 [ 250.942912] ? set_nlink+0x95/0x120 [ 250.946528] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 250.951448] ? kasan_check_write+0x14/0x20 [ 250.955671] ? kernfs_get_active+0xb7/0xf0 [ 250.959891] ? cgroup_destroy_locked+0x750/0x750 [ 250.964638] kernfs_iop_mkdir+0x153/0x1e0 [ 250.968779] vfs_mkdir+0x390/0x600 [ 250.972319] do_mkdirat+0x224/0x2b0 [ 250.975941] ? SyS_mknod+0x40/0x40 [ 250.979470] ? ksys_mount+0xd4/0x120 [ 250.983173] ? do_syscall_64+0xb7/0x940 [ 250.987143] SyS_mkdir+0x22/0x30 [ 250.990494] ? SyS_mkdirat+0x30/0x30 [ 250.994195] do_syscall_64+0x281/0x940 [ 250.998071] ? vmalloc_sync_all+0x30/0x30 [ 251.002206] ? finish_task_switch+0x1b9/0x970 [ 251.006690] ? finish_task_switch+0x17a/0x970 [ 251.011176] ? syscall_return_slowpath+0x550/0x550 [ 251.016097] ? syscall_return_slowpath+0x2ac/0x550 [ 251.021022] ? prepare_exit_to_usermode+0x350/0x350 [ 251.026033] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 251.031392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.036234] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.041409] RIP: 0033:0x4552d9 [ 251.044585] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 251.052289] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 251.059545] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 251.066800] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 251.074054] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 251.081307] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000004 [ 251.088587] CPU: 1 PID: 18176 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 251.095592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.104936] Call Trace: [ 251.107519] dump_stack+0x1a7/0x27d [ 251.111144] ? arch_local_irq_restore+0x53/0x53 [ 251.115804] ? __save_stack_trace+0x7e/0xd0 [ 251.120126] should_fail+0x914/0xae0 [ 251.123835] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.128932] ? perf_trace_lock+0x900/0x900 [ 251.133158] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 251.138863] ? sctp_connect+0xb4/0xf0 [ 251.142659] ? inet_dgram_connect+0x16b/0x1f0 [ 251.147148] ? __sys_connect+0x213/0x4a0 [ 251.151197] ? SyS_connect+0x24/0x30 [ 251.154904] ? do_syscall_64+0x281/0x940 [ 251.158958] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.164318] ? trace_hardirqs_off+0x10/0x10 [ 251.168650] ? print_irqtrace_events+0x270/0x270 [ 251.173399] ? trace_hardirqs_off+0x10/0x10 [ 251.177718] ? find_held_lock+0x35/0x1d0 [ 251.181787] ? sctp_bind_addr_state+0x26b/0x3f0 [ 251.186454] ? lock_downgrade+0x980/0x980 [ 251.190601] should_failslab+0xec/0x120 [ 251.194569] kmem_cache_alloc_trace+0x4b/0x740 [ 251.199142] ? lock_acquire+0x1d5/0x580 [ 251.203097] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 251.207317] sctp_add_bind_addr+0xd8/0x460 [ 251.211531] ? sctp_bind_addr_free+0x20/0x20 [ 251.215920] ? rcu_is_watching+0x85/0x130 [ 251.220049] ? __ipv6_addr_type+0x193/0x280 [ 251.224351] ? sctp_v6_scope+0x3f/0x50 [ 251.228216] ? sctp_scope+0x75/0xa0 [ 251.231824] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 251.236733] ? sctp_defaults_init+0xf00/0xf00 [ 251.241205] ? get_random_bytes+0x34/0x40 [ 251.245333] ? sctp_association_new+0x19bb/0x2150 [ 251.250162] ? find_held_lock+0x35/0x1d0 [ 251.254207] sctp_copy_one_addr+0xdc/0x120 [ 251.258418] ? sctp_copy_one_addr+0xdc/0x120 [ 251.262806] sctp_bind_addr_copy+0x167/0x360 [ 251.267194] ? kasan_check_read+0x11/0x20 [ 251.271322] ? sctp_copy_one_addr+0x120/0x120 [ 251.275797] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 251.280708] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 251.286226] __sctp_connect+0x61d/0xca0 [ 251.290184] ? sctp_wait_for_sndbuf+0x870/0x870 [ 251.294846] ? mark_held_locks+0xaf/0x100 [ 251.298971] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 251.303530] ? __local_bh_enable_ip+0x121/0x230 [ 251.308179] ? lock_sock_nested+0x91/0x110 [ 251.312392] ? trace_hardirqs_on+0xd/0x10 [ 251.316515] ? __local_bh_enable_ip+0x121/0x230 [ 251.321173] sctp_connect+0xb4/0xf0 [ 251.324780] ? sctp_connect+0xb4/0xf0 [ 251.328559] inet_dgram_connect+0x16b/0x1f0 [ 251.332858] __sys_connect+0x213/0x4a0 [ 251.336725] ? SyS_accept+0x30/0x30 [ 251.340338] ? __sb_end_write+0xa0/0xd0 [ 251.344295] ? ksys_write+0x184/0x220 [ 251.348075] ? SyS_read+0x30/0x30 [ 251.351504] ? mm_fault_error+0x2c0/0x2c0 [ 251.355632] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 251.361151] SyS_connect+0x24/0x30 [ 251.364667] ? __sys_connect+0x4a0/0x4a0 [ 251.368710] do_syscall_64+0x281/0x940 [ 251.372578] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 251.378091] ? syscall_return_slowpath+0x550/0x550 [ 251.383029] ? syscall_return_slowpath+0x2ac/0x550 [ 251.387940] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 251.393284] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.398110] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.403275] RIP: 0033:0x4552d9 [ 251.406441] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 251.414126] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 251.421373] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 251.428618] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 251.435864] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:15 executing program 5: r0 = socket$nl_xfrm(0x11, 0x3, 0x6) r1 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0x6, 0x88000) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r1, &(0x7f0000000440)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x14000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xdc, r2, 0x300, 0x70bd28, 0x25dfdbfc, {0xa}, [@IPVS_CMD_ATTR_DAEMON={0x70, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'sit0\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bcsh0\x00'}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x1a}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x401}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}]}, @IPVS_CMD_ATTR_DEST={0x28, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0xffffffff}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@loopback={0x0, 0x1}}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x8}]}, @IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x7}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @local={0xfe, 0x80, [], 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x7}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x800}]}, 0xdc}, 0x1, 0x0, 0x0, 0x8000}, 0x800) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge0\x00', 0x0}) r4 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000140)='/dev/cuse\x00', 0x4000, 0x0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r4, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000280)={&(0x7f0000000480)=ANY=[@ANYBLOB="440000a672c000", @ANYRES16=r5, @ANYBLOB="00012bbd7000fcdbdf2510000000080006000400000008000600000400000800060005000000080006000300000008000600040000000800040008000000"], 0x44}, 0x1, 0x0, 0x0, 0x20040000}, 0x1) ioctl$sock_SIOCGIFINDEX(r0, 0x89a2, &(0x7f0000000000)={"0008000000100000000000fc4000", r3}) 2018/04/03 20:55:15 executing program 3: r0 = socket$inet6(0x10, 0x3, 0x0) sendmsg(r0, &(0x7f000000bfc8)={&(0x7f0000000000)=@nl=@proc={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f0000008000)="5500000018007fafb72d1cb2a4a280930206000000a843096c2623692500080021000a000000ca8a9848a3c728f1c46b7b31afdc1338d54400009b84136ef75afb83de448daa7227c43ab8220000bf0cec6bab91d4", 0x55}], 0x1, &(0x7f0000012000)}, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000000080)={0x0, @in6={{0xa, 0x4e23, 0x7ff, @local={0xfe, 0x80, [], 0xaa}, 0xffffffffffffff00}}, 0xffffffff, 0x40}, &(0x7f0000000140)=0x90) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000180)={r1, 0x7}, &(0x7f00000001c0)=0x8) 2018/04/03 20:55:15 executing program 1: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) r0 = creat(&(0x7f0000015ff4)='./file0/bus\x00', 0x0) r1 = getuid() setuid(r1) ioctl$TCSETA(r0, 0x4030582a, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}) ioctl$EVIOCGABS20(r0, 0x80184560, &(0x7f0000000040)=""/163) 2018/04/03 20:55:15 executing program 7: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @dev={0xfe, 0x80}, 0x6ce}, 0x1c) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x11, &(0x7f00000001c0)=0x8, 0x4) 2018/04/03 20:55:15 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 251.443111] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000010 2018/04/03 20:55:15 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x1000000000000, 0xfffffffffffffffe, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{&(0x7f00000004c0)=@in6={0xa, 0x4e22, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x80, &(0x7f0000000680), 0x0, &(0x7f0000000080)=[{0x18, 0x29, 0x4, "89"}], 0x18}}], 0x1, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) ioctl$DRM_IOCTL_INFO_BUFS(r1, 0xc0106418, &(0x7f00000000c0)={0x1ff, 0x8, 0x3, 0x3, 0x10, 0x40}) 2018/04/03 20:55:15 executing program 0: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000008c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2a7, &(0x7f0000000500)=""/222, 0xde, 0x8000003}, 0x2) r0 = openat$cuse(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cuse\x00', 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000080)=ANY=[@ANYBLOB="bc0000b4a0f2ee8c57e6ad4f236ba5bcafe47f46ed8aa7feed0f1dcfb36b245811bda1ffee23c3"], 0x14}, 0x1}, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000100)={'vcan0\x00', 0x3200}) 2018/04/03 20:55:15 executing program 2 (fault-call:4 fault-nth:5): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 251.562174] FAULT_INJECTION: forcing a failure. [ 251.562174] name failslab, interval 1, probability 0, space 0, times 0 [ 251.573435] CPU: 1 PID: 18201 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 251.580448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.589795] Call Trace: [ 251.592384] dump_stack+0x1a7/0x27d [ 251.596009] ? arch_local_irq_restore+0x53/0x53 [ 251.600679] should_fail+0x914/0xae0 [ 251.604372] ? kstrdup+0x39/0x70 [ 251.607719] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 251.612800] ? vfs_mkdir+0x390/0x600 [ 251.616493] ? SyS_mkdir+0x22/0x30 [ 251.620016] ? do_syscall_64+0x281/0x940 [ 251.624060] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.629409] ? find_held_lock+0x35/0x1d0 [ 251.633456] ? find_held_lock+0x35/0x1d0 [ 251.637502] ? __lock_is_held+0xb6/0x140 [ 251.641552] ? check_same_owner+0x320/0x320 [ 251.645855] ? rcu_note_context_switch+0x710/0x710 [ 251.650761] ? rcu_read_lock_sched_held+0x108/0x120 [ 251.655758] should_failslab+0xec/0x120 [ 251.659715] kmem_cache_alloc+0x47/0x760 [ 251.663762] ? memcpy+0x45/0x50 [ 251.667029] ? kstrdup+0x59/0x70 [ 251.670383] __kernfs_new_node+0xe9/0x580 [ 251.674512] ? kernfs_dop_revalidate+0x380/0x380 [ 251.679258] ? css_next_descendant_pre+0x5c/0x150 [ 251.684080] ? cgroup_propagate_control+0x3cb/0x570 [ 251.689084] kernfs_new_node+0x80/0xf0 [ 251.692955] kernfs_create_dir_ns+0x41/0x140 [ 251.697780] cgroup_mkdir+0x43b/0xfd0 [ 251.701561] ? __lock_is_held+0xb6/0x140 [ 251.705608] ? cgroup_destroy_locked+0x750/0x750 [ 251.710344] ? rcu_read_lock_sched_held+0x108/0x120 [ 251.715338] ? kmem_cache_free+0x258/0x2a0 [ 251.719557] ? set_nlink+0x95/0x120 [ 251.723163] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 251.728074] ? kasan_check_write+0x14/0x20 [ 251.732289] ? kernfs_get_active+0xb7/0xf0 [ 251.736502] ? cgroup_destroy_locked+0x750/0x750 [ 251.741236] kernfs_iop_mkdir+0x153/0x1e0 [ 251.745367] vfs_mkdir+0x390/0x600 [ 251.748889] do_mkdirat+0x224/0x2b0 [ 251.752498] ? SyS_mknod+0x40/0x40 [ 251.756025] ? ksys_mount+0xd4/0x120 [ 251.759720] ? do_syscall_64+0xb7/0x940 [ 251.763677] SyS_mkdir+0x22/0x30 [ 251.767026] ? SyS_mkdirat+0x30/0x30 [ 251.770720] do_syscall_64+0x281/0x940 [ 251.774590] ? vmalloc_sync_all+0x30/0x30 [ 251.778714] ? finish_task_switch+0x1b9/0x970 [ 251.783188] ? finish_task_switch+0x17a/0x970 [ 251.787663] ? syscall_return_slowpath+0x550/0x550 [ 251.792571] ? syscall_return_slowpath+0x2ac/0x550 [ 251.797481] ? prepare_exit_to_usermode+0x350/0x350 [ 251.802476] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 251.807821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.812646] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.817815] RIP: 0033:0x4552d9 [ 251.820983] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 251.828673] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 251.835920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 251.843167] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 251.850413] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 251.857661] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000005 2018/04/03 20:55:15 executing program 7: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x4000, 0x0) getsockopt$netrom_NETROM_T2(r0, 0x103, 0x2, &(0x7f0000000040)=0x1, &(0x7f0000000080)=0x4) setsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f00000000c0)=0xffffffff80000001, 0x4) set_tid_address(&(0x7f0000000100)) setsockopt$inet_tcp_TCP_FASTOPEN_KEY(r0, 0x6, 0x21, &(0x7f0000000140)="fdcb1f5273d2aa657aa74c4c07b27a7f", 0x10) ioctl$EVIOCGID(r0, 0x80084502, &(0x7f0000000180)=""/237) r1 = memfd_create(&(0x7f0000000280)='/dev/sequencer\x00', 0x2) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00000002c0)={0x9, 0x0, 0x7, 0x7, 0x8, 0x6, 0xffffffff, 0xffffffffffff0000, 0x6, 0x0, 0x3932}, 0xb) r2 = accept4$unix(r1, &(0x7f0000000300)=@abs, &(0x7f0000000380)=0x6e, 0x80000) bind$unix(r0, &(0x7f00000003c0)=@abs={0x0, 0x0, 0x4e23}, 0x6e) ioctl$KVM_SET_BOOT_CPU_ID(r0, 0xae78, &(0x7f0000000440)=0x2) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000480)={0x0, 0x0, 0x0}, &(0x7f00000004c0)=0xc) setfsgid(r5) getsockopt$netlink(r1, 0x10e, 0x7, &(0x7f0000000500)=""/64, &(0x7f0000000540)=0x40) r6 = gettid() renameat(r1, &(0x7f0000000580)='./file0\x00', r1, &(0x7f00000005c0)='./file0\x00') pause() sendmmsg$unix(r0, &(0x7f0000000b80)=[{&(0x7f0000000600)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f00000007c0)=[{&(0x7f0000000680)="d13ed9ef0fb7d3d9693b3582bb885136498c5dfe1de737e9b3f62262a8632f604687fd9cbef474e312decfef8b72c887cf80217e4797c7e72b8d46165551216ddb89038e3d9b9e42edf360565e2ab8bbc4ad37d7a40157d319bd9a7d4b54b7255a2e153660df46193a5fa2", 0x6b}, {&(0x7f0000000700)="10a1f47cf46a20edf614825fd7a7c481a05dc7c6881951e0f24e2a33fb06241fd39e7a1552f08ecc7f5d9ed60d5a917a23db8928290782084be92aaf5a51a64427835cc77a02e93465aae51e1f3fb7e66daba72aeea57542fe61a6aa1e6c39f44e22cd7ea6ec5b23edf55c5ef5b4738a6c58158ef3108fbb073dd929fb9e37776bbbfb3b2b9bf50975749b43a6e9e4220a074f41c51ee453101e9192e90e9cf72823a4c50cf66f5d37dbedbab6fd412a77cb7ec0b97e", 0xb6}], 0x2, &(0x7f0000000800)=[@cred={0x20, 0x1, 0x2, r3, r4, r5}, @rights={0x18, 0x1, 0x1, [r2]}, @rights={0x18, 0x1, 0x1, [r0, r1]}, @rights={0x20, 0x1, 0x1, [r1, r2, r2]}, @cred={0x20, 0x1, 0x2, r6, r4, r5}, @rights={0x20, 0x1, 0x1, [r0, r0, r2]}, @rights={0x18, 0x1, 0x1, [r2]}, @rights={0x30, 0x1, 0x1, [r1, r2, r1, r0, r0, r1, r0]}, @cred={0x20, 0x1, 0x2, r3, r4, r5}, @cred={0x20, 0x1, 0x2, r3, r4, r5}], 0x138, 0x1}, {&(0x7f0000000940)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000000b40)=[{&(0x7f00000009c0)="4b58549547a661a42e2c40d8f63bb35b80f75ce546a9c2fe04572266263990e18a7632aa7002fdce43f32c123e6d47bf045718f80dc500f70eb1cabd7bd02de60ac959a9b91763ae0761137caf512260ccbf0a4ceb8c0f740615329a9a5adcfae7572881c4ad2a82bc4a79ebe0042c5e24f2f3a1665dc9956ec39461504442c50499dc329560d47d8d286a8575bfd31394e76331b1e6072c0e31d738eb80669fc93d13b339a73e53adb0dd333114480d6901959aa926dbfc5bffbbe02efc2d42d6059211299ba2c72bb24ed2d8636c055fc99c4b194067845a0b29c9", 0xdc}, {&(0x7f0000000ac0)="8e1eee7611065aa515c7ef06b682ebc5cd3adc0d72f23bf80e6c390a93fedb5a023983dec36ee3213f64670e43119b2e13916b17d8b2341eb4bc36a9501c621f64bbdd8843460ff60414a4497ea5c3eeb492cbbfdbdd908f223c862a60d7b9685ced344655799fb8e36c3103ffec8bfa771a412eb6", 0x75}], 0x2, 0x0, 0x0, 0x4000}], 0x2, 0x8000) ioctl$TUNSETSTEERINGEBPF(r1, 0x800454e0, &(0x7f0000000c00)=r0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) open$dir(&(0x7f0000000c40)='./file1\x00', 0x10101, 0x10) getsockname$ipx(r0, &(0x7f0000000c80), &(0x7f0000000cc0)=0x10) socketpair$inet(0x2, 0x5, 0x101, &(0x7f0000000d00)) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f0000000d40)=0x10, 0x4) fcntl$notify(r1, 0x402, 0x2) munlockall() ioctl$KVM_GET_PIT2(r0, 0x8070ae9f, &(0x7f0000000d80)) ioctl$sock_inet6_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000e00)) bind$unix(r1, &(0x7f0000000e40)=@abs={0x1, 0x0, 0x4e20}, 0x6e) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r1, 0x28, 0x1, &(0x7f0000000ec0)=0x4, 0x8) 2018/04/03 20:55:15 executing program 0: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x46000, 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000100)=ANY=[@ANYBLOB="0500000001060000000000000000b228fe896b38a2b7526fce4e53620fbdea27996689f1d40df22134ad1295cf63f5e547a4ed44"], 0xe) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r1, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r1, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:15 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x65a201, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000080)={{{@in6=@remote, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}}}, &(0x7f0000000180)=0xe8) sendmsg$nl_route(r1, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)=@setlink={0x50, 0x13, 0x80c, 0x70bd2d, 0x25dfdbfd, {0x0, 0x0, 0x0, r2, 0x8214}, [@IFLA_GROUP={0x8, 0x1b}, @IFLA_EVENT={0x8, 0x2c, 0x400}, @IFLA_PHYS_SWITCH_ID={0x20, 0x24, "bcd7fbd841cd06b57eafdc46fe1147bfad4db45eaa95d8762d3985"}]}, 0x50}, 0x1, 0x0, 0x0, 0x5c032c23057f3a03}, 0x20004080) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x9, &(0x7f0000ac0f68)={0xffffffffffff19f8, @in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}, 0x98) ioctl$TUNATTACHFILTER(r1, 0x401054d5, &(0x7f0000000300)={0x7, &(0x7f00000002c0)=[{0x7ff, 0x0, 0x100000000, 0xb758}, {0x6, 0x400, 0x0, 0x6}, {0x100, 0x7, 0x8}, {0xffffffff80000001, 0x2, 0xa4}, {0x101, 0x80000000, 0x7fff, 0x5859}, {0x3, 0x7fff, 0x0, 0x4e}, {0x3, 0x1, 0x8, 0xf800000000000000}]}) 2018/04/03 20:55:15 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xd}}, 0x10) sendto$inet(r0, &(0x7f00009fc000), 0x5fa, 0x8000, &(0x7f0000357000)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) syz_open_dev$sg(&(0x7f0000000080)='/dev/sg#\x00', 0x4, 0x200) sendto$inet(r0, &(0x7f0000000040)="1ce3c7", 0x3, 0x0, &(0x7f0000000100)={0x2, 0x4e24, @rand_addr}, 0x10) 2018/04/03 20:55:15 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:15 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f0000e3eff8)={0x0, 0x0}, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r5 = dup3(r4, r3, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SMI(r4, 0xaeb7) ioctl$DRM_IOCTL_GET_UNIQUE(r2, 0xc0106401, &(0x7f0000000480)={0xfffffffffffffee4, &(0x7f00000007c0)=""/186}) getsockopt$bt_l2cap_L2CAP_CONNINFO(r5, 0x6, 0x2, &(0x7f0000000080), &(0x7f00000000c0)=0x6) ioctl$KVM_RUN(r3, 0xae80, 0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f0000000040)=ANY=[@ANYRES64], &(0x7f0000000140)=0x1) ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x1) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r3, 0xc0bc5310, &(0x7f00000001c0)) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000300)=[@textreal={0x8, &(0x7f0000000500)="0f005c0666b8ef0000000f23d00f21f86635300000010f23f866b9770b000066b80000008066ba000000000f30f20f35f30f1bcff4650f01cabaf80c66b8c261a58266efbafc0cb874daef0f236d0f32", 0x50}], 0x0, 0x0, &(0x7f0000000280), 0x100) ioctl$KVM_RUN(r5, 0xae80, 0x0) r6 = dup3(r2, r5, 0x80000) getsockopt$inet_mreqn(r3, 0x0, 0x20, &(0x7f0000000100)={@multicast1, @rand_addr}, &(0x7f00000003c0)=0xc) connect(r5, &(0x7f0000000340)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x0, 0x2, 0x1, {0xa, 0x4e21, 0x2, @mcast1={0xff, 0x1, [], 0x1}, 0x1}}}, 0x5d) ioctl$DRM_IOCTL_MODE_GETCRTC(r5, 0xc06864a1, &(0x7f0000000280)={&(0x7f00000000c0), 0x0, 0xd9b, 0x9, 0x0, 0x4, 0x1, {0x3, 0x8, 0x6, 0x3, 0x2dae, 0x4647, 0x1f, 0x2, 0x846, 0xda, 0x10, 0x19ee, 0xd8, 0x6, "b329c4a2eeea178c7d83a57495721b58ffd25fb19ff5bc3b19dd986132f6a280"}}) socket$pppoe(0x18, 0x1, 0x0) 2018/04/03 20:55:15 executing program 2 (fault-call:4 fault-nth:6): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:15 executing program 6 (fault-call:2 fault-nth:17): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:16 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 252.017664] FAULT_INJECTION: forcing a failure. [ 252.017664] name failslab, interval 1, probability 0, space 0, times 0 [ 252.028983] CPU: 1 PID: 18227 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 252.035996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.045344] Call Trace: [ 252.047927] dump_stack+0x1a7/0x27d [ 252.051554] ? arch_local_irq_restore+0x53/0x53 [ 252.056216] ? __save_stack_trace+0x7e/0xd0 [ 252.060548] should_fail+0x914/0xae0 [ 252.064264] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.069355] ? trace_event_raw_event_lock+0x340/0x340 [ 252.074532] ? sctp_add_bind_addr+0xd8/0x460 [ 252.078923] ? sctp_copy_one_addr+0xdc/0x120 [ 252.083309] ? sctp_bind_addr_copy+0x167/0x360 [ 252.087870] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 252.093561] ? sctp_connect+0xb4/0xf0 [ 252.097340] ? inet_dgram_connect+0x16b/0x1f0 [ 252.101812] ? __sys_connect+0x213/0x4a0 [ 252.105850] ? SyS_connect+0x24/0x30 [ 252.109542] ? do_syscall_64+0x281/0x940 [ 252.113587] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 252.118931] ? trace_hardirqs_off+0x10/0x10 [ 252.123235] ? print_irqtrace_events+0x270/0x270 [ 252.127969] ? trace_hardirqs_off+0x10/0x10 [ 252.132274] ? find_held_lock+0x35/0x1d0 [ 252.136321] ? sctp_bind_addr_state+0x26b/0x3f0 [ 252.140972] ? lock_downgrade+0x980/0x980 [ 252.145108] should_failslab+0xec/0x120 [ 252.149066] kmem_cache_alloc_trace+0x4b/0x740 [ 252.153631] ? lock_acquire+0x1d5/0x580 [ 252.157593] sctp_add_bind_addr+0xd8/0x460 [ 252.161809] ? sctp_bind_addr_free+0x20/0x20 [ 252.166197] ? rcu_is_watching+0x85/0x130 [ 252.170326] ? __ipv6_addr_type+0x193/0x280 [ 252.174626] ? sctp_v4_scope+0xfc/0x130 [ 252.178583] ? sctp_scope+0x75/0xa0 [ 252.182195] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 252.187107] ? sctp_defaults_init+0xf00/0xf00 [ 252.191581] ? get_random_bytes+0x34/0x40 [ 252.195709] ? sctp_association_new+0x19bb/0x2150 [ 252.200542] ? find_held_lock+0x35/0x1d0 [ 252.204589] sctp_copy_one_addr+0xdc/0x120 [ 252.208804] ? sctp_copy_one_addr+0xdc/0x120 [ 252.213197] sctp_bind_addr_copy+0x167/0x360 [ 252.217591] ? sctp_copy_one_addr+0x120/0x120 [ 252.222067] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 252.226980] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 252.232501] __sctp_connect+0x61d/0xca0 [ 252.236461] ? sctp_wait_for_sndbuf+0x870/0x870 [ 252.241113] ? mark_held_locks+0xaf/0x100 [ 252.245238] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 252.249800] ? __local_bh_enable_ip+0x121/0x230 [ 252.254448] ? lock_sock_nested+0x91/0x110 [ 252.258663] ? trace_hardirqs_on+0xd/0x10 [ 252.262792] ? __local_bh_enable_ip+0x121/0x230 [ 252.267445] sctp_connect+0xb4/0xf0 [ 252.271053] ? sctp_connect+0xb4/0xf0 [ 252.274833] inet_dgram_connect+0x16b/0x1f0 [ 252.279137] __sys_connect+0x213/0x4a0 [ 252.283003] ? SyS_accept+0x30/0x30 [ 252.286622] ? __sb_end_write+0xa0/0xd0 [ 252.290582] ? ksys_write+0x184/0x220 [ 252.294363] ? SyS_read+0x30/0x30 [ 252.297796] ? mm_fault_error+0x2c0/0x2c0 [ 252.301923] ? ksys_ioctl+0x6c/0xb0 [ 252.305533] SyS_connect+0x24/0x30 [ 252.309052] ? __sys_connect+0x4a0/0x4a0 [ 252.313095] do_syscall_64+0x281/0x940 [ 252.316959] ? vmalloc_sync_all+0x30/0x30 [ 252.321088] ? finish_task_switch+0x1b9/0x970 [ 252.325558] ? finish_task_switch+0x17a/0x970 [ 252.330038] ? syscall_return_slowpath+0x550/0x550 [ 252.334949] ? syscall_return_slowpath+0x2ac/0x550 [ 252.339859] ? prepare_exit_to_usermode+0x350/0x350 [ 252.344854] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 252.350202] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.355039] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 252.360205] RIP: 0033:0x4552d9 2018/04/03 20:55:16 executing program 3: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000280)='./cgroup\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000040)='io.weight\x00', 0x2, 0x0) r2 = open(&(0x7f0000000000)='./file0\x00', 0x800, 0x280) ioctl$KDSKBLED(r2, 0x4b65, 0xdf0) write$cgroup_int(r1, &(0x7f0000000140)=ANY=[@ANYBLOB="a3ee3bfa7f4dad970000000000006c1d36cfc192df53"], 0x3) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x4000, 0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r0, &(0x7f0000000100)={0x1}) 2018/04/03 20:55:16 executing program 5: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000e25fef)='/dev/vhost-vsock\x00', 0x2, 0x0) unshare(0x8000400) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) r1 = eventfd(0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x200, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) r3 = syz_open_procfs(0x0, &(0x7f000033b000)='net\x00') ioctl$VHOST_SET_VRING_CALL(r0, 0x4008af21, &(0x7f0000000100)={0x1, r1}) ioctl$sock_inet6_udp_SIOCINQ(r3, 0x541b, &(0x7f0000000040)) r4 = add_key(&(0x7f0000000080)='dns_resolver\x00', &(0x7f00000000c0)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000140)="a36439470df921dae907de3c79d33119983f7b7183383b4516224642106eabd84df78b1d5f94b90455c67706cedb3e3302003af19dad13e9273d1f77b1f6fafb5bae66ca8f1fd6b2e7743655e773c7b28d32f4a72cecd3c536a8f436e76d83c71d80fca63eaec50e2792554a9024151b0c3e25230ae3df69347250a01b6e035de672cb68827854366647e35acc704c76bff9f2dbd998aff49d14ff230b476e2db8d7f6801fe0546cc5cd882ba1522b66b2e94c8baefed36c3d4fb90aae42df4ff45281bea83c8c5293c116a7", 0xcc, 0xfffffffffffffffc) r5 = add_key(&(0x7f0000000240)='.dead\x00', &(0x7f0000000280)={0x73, 0x79, 0x7a, 0x2}, 0x0, 0x0, 0xfffffffffffffffa) r6 = add_key(&(0x7f00000002c0)='cifs.spnego\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000340)="2505b52d692e629abd14826c01cadefc41d914694864bdefa9e6ecc20abcb8e0a86d9db07699dfc963b58d891e7819359ef9f8f19c89247d87a75a39b09cfcaa5ecdbb38c2d28cc469bdd17ad71ae87649eb5410852d576b7b3c190bc2c64527798d54080a85082ef24bf6d28b29423d0b6522a3f98c443c67d9398723e03ecdac15a60978badd1f8e073d081f475d1a4810b3f769acdb4bb9a2250c353f4e6a38fb982f71fdb594a6a14b8308813772", 0xb0, 0x0) keyctl$dh_compute(0x17, &(0x7f0000000400)={r4, r5, r6}, &(0x7f0000000440)=""/133, 0x85, &(0x7f00000005c0)={&(0x7f0000000500)={'sha512-generic\x00'}, &(0x7f0000000540)="d89776b702cda00a82cd5d3399cc08b29f697d823ff747668e2f626b0aad2bb2fe86465bb117c044defc9459cdb7a0046f532885bdc6776278ebb43ecdc9fffb4aecee1460e35241af3e6a5b1a60c5e645f68f127b4bded01a4ce93c03", 0x5d}) 2018/04/03 20:55:16 executing program 0: r0 = open(&(0x7f0000000280)='./file0\x00', 0x2000, 0x4) connect$bt_rfcomm(r0, &(0x7f0000000300)={0x1f, {0x3, 0x401, 0x7, 0x3, 0x870f, 0x5}, 0x7f}, 0xa) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r1, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r1, &(0x7f00000003c0)={&(0x7f0000000080)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000500)=""/245, 0x73}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xfffffffffffffed4, 0x92f}, 0x0) r3 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x2, 0x0) ioctl$KVM_CREATE_DEVICE(r3, 0xc00caee0, &(0x7f0000000100)={0x3, r1}) r4 = creat(&(0x7f0000000000)='./file0\x00', 0x2) ioctl$LOOP_CHANGE_FD(r4, 0x4c06, r2) sendmsg$nl_generic(r1, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 252.363374] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 252.371062] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 252.378308] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 252.385556] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 252.392806] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 252.400053] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000011 [ 252.438540] FAULT_INJECTION: forcing a failure. [ 252.438540] name failslab, interval 1, probability 0, space 0, times 0 [ 252.450227] CPU: 0 PID: 18232 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 252.457239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.466593] Call Trace: [ 252.469192] dump_stack+0x1a7/0x27d [ 252.472821] ? arch_local_irq_restore+0x53/0x53 [ 252.477484] should_fail+0x914/0xae0 [ 252.481179] ? perf_tp_event+0xae0/0xae0 [ 252.485226] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 252.490314] ? memset+0x31/0x40 [ 252.493579] ? perf_trace_lock+0xd6/0x900 [ 252.497716] ? trace_event_raw_event_lock+0x340/0x340 [ 252.502888] ? perf_trace_lock+0x900/0x900 [ 252.507102] ? print_irqtrace_events+0x270/0x270 [ 252.511846] ? trace_hardirqs_off+0x10/0x10 [ 252.516157] ? print_irqtrace_events+0x270/0x270 [ 252.520907] should_failslab+0xec/0x120 [ 252.524860] kmem_cache_alloc+0x47/0x760 [ 252.528908] ? __lock_acquire+0x638/0x3c30 [ 252.533128] radix_tree_node_alloc.constprop.19+0x1b4/0x2d0 [ 252.538824] idr_get_free+0x9d0/0xfd0 [ 252.542621] ? radix_tree_clear_tags+0xb0/0xb0 [ 252.547185] ? unwind_get_return_address+0x61/0xa0 [ 252.552099] ? __save_stack_trace+0x7e/0xd0 [ 252.556402] ? memset+0x31/0x40 [ 252.559670] ? perf_trace_lock_acquire+0x532/0x980 [ 252.564593] ? perf_trace_lock+0x900/0x900 [ 252.568805] ? kernfs_create_dir_ns+0x41/0x140 [ 252.573364] ? kernfs_iop_mkdir+0x153/0x1e0 [ 252.577666] ? vfs_mkdir+0x390/0x600 [ 252.581357] ? SyS_mkdir+0x22/0x30 [ 252.584878] ? do_syscall_64+0x281/0x940 [ 252.588919] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 252.594271] ? find_held_lock+0x35/0x1d0 [ 252.598313] ? print_irqtrace_events+0x270/0x270 [ 252.603051] ? trace_hardirqs_off+0x10/0x10 [ 252.607356] idr_alloc_u32+0x1b2/0x390 [ 252.611230] ? __fprop_inc_percpu_max+0x2a0/0x2a0 [ 252.616048] ? lock_acquire+0x1d5/0x580 [ 252.620004] ? __kernfs_new_node+0x110/0x580 [ 252.624406] idr_alloc_cyclic+0x15a/0x320 [ 252.628539] ? idr_alloc+0x180/0x180 [ 252.632238] ? kasan_check_write+0x14/0x20 [ 252.636451] ? do_raw_spin_lock+0xc1/0x230 [ 252.640672] __kernfs_new_node+0x1a0/0x580 [ 252.644887] ? kernfs_dop_revalidate+0x380/0x380 [ 252.649630] ? css_next_descendant_pre+0x5c/0x150 [ 252.654459] ? cgroup_propagate_control+0x3cb/0x570 [ 252.659461] kernfs_new_node+0x80/0xf0 [ 252.663330] kernfs_create_dir_ns+0x41/0x140 [ 252.667723] cgroup_mkdir+0x43b/0xfd0 [ 252.671500] ? __lock_is_held+0xb6/0x140 [ 252.675548] ? cgroup_destroy_locked+0x750/0x750 [ 252.680287] ? rcu_read_lock_sched_held+0x108/0x120 [ 252.685284] ? kmem_cache_free+0x258/0x2a0 [ 252.689504] ? set_nlink+0x95/0x120 [ 252.693112] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 252.698029] ? kasan_check_write+0x14/0x20 [ 252.702242] ? kernfs_get_active+0xb7/0xf0 [ 252.706454] ? cgroup_destroy_locked+0x750/0x750 [ 252.711191] kernfs_iop_mkdir+0x153/0x1e0 [ 252.715323] vfs_mkdir+0x390/0x600 [ 252.718847] do_mkdirat+0x224/0x2b0 [ 252.722458] ? SyS_mknod+0x40/0x40 [ 252.725982] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 252.731498] ? do_syscall_64+0xb7/0x940 [ 252.735456] SyS_mkdir+0x22/0x30 [ 252.738800] ? SyS_mkdirat+0x30/0x30 [ 252.742491] do_syscall_64+0x281/0x940 [ 252.746357] ? vmalloc_sync_all+0x30/0x30 [ 252.750482] ? finish_task_switch+0x1b9/0x970 [ 252.754954] ? finish_task_switch+0x17a/0x970 [ 252.759430] ? syscall_return_slowpath+0x550/0x550 [ 252.764339] ? syscall_return_slowpath+0x2ac/0x550 [ 252.769251] ? prepare_exit_to_usermode+0x350/0x350 [ 252.774248] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 252.779596] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 252.784426] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 252.789596] RIP: 0033:0x4552d9 [ 252.792763] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 252.800451] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 252.807698] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 252.814945] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 252.822193] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 252.829440] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000006 2018/04/03 20:55:16 executing program 1: r0 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x2, 0x600000) ioctl$VHOST_SET_FEATURES(r0, 0x4008af00, &(0x7f0000000040)=0x8008000) r1 = syz_open_dev$binder(&(0x7f0000dc7ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r2 = syz_open_dev$binder(&(0x7f0000745000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0xfffffffffffffffd, 0x20011, r2, 0xfffffffffffffffe) ioctl$BINDER_SET_CONTEXT_MGR(r2, 0x40046207, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(r0, 0x400443c9, &(0x7f0000000080)={{0xd, 0x7, 0x6, 0xea10, 0x401, 0x20000000000}, 0x8}) r3 = syz_open_dev$sndmidi(&(0x7f00000006c0)='/dev/snd/midiC#D#\x00', 0x800, 0x400201) getsockopt$EBT_SO_GET_ENTRIES(r3, 0x0, 0x81, &(0x7f0000000540)={'filter\x00', 0x0, 0x4, 0x7d, [], 0x2, &(0x7f00000005c0)=[{}, {}], &(0x7f0000000400)=""/125}, &(0x7f0000000500)=0x78) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000180)={0x10000, {{0xa, 0x4e20, 0x3, @dev={0xfe, 0x80, [], 0x18}, 0xfffffffffffffff7}}, 0x0, 0x3, [{{0xa, 0x4e20, 0x77, @mcast2={0xff, 0x2, [], 0x1}, 0x1}}, {{0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0xdb}}, {{0xa, 0x4e20, 0x1f, @empty, 0xfff}}]}, 0x210) sendmmsg$nfc_llcp(0xffffffffffffffff, &(0x7f0000007a80)=[{&(0x7f0000003f00)={0x27, 0x0, 0x0, 0x0, 0x0, 0x0, "21024c440d2ae1e67c4b21c656005744856c55264ef8d3f6334d53872978e2f3edc6ab2fa37829be5569689054d54aa80571576aa2d8130792c1ecefbe6312"}, 0x60, &(0x7f00000043c0)=[{&(0x7f0000005000)="b21546e420a224bcb78a6753fcb6276abdedac2ef2ce26489ef4a8652be5d6f3", 0x20}], 0x1, &(0x7f0000004440)={0x10}, 0x10}], 0x1, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x14, 0x0, &(0x7f00000000c0)=ANY=[@ANYBLOB="11634840", @ANYRES64=0x0, @ANYBLOB="04f22637f1c2ecf05fdbf0dde99127455446638b8d63260601a5a09254b6f537589e47946793494a348abde88ae7b9de4abf09412e360cc631da9c98217f3a9729c0c9c4f15de1030e7711b63e9ebffd5716ce487777cf051147c3d8ca3d47f46a591ce55cecde28b7358d6366b1a39f8605104a12f9671a1cc53bf174da1e5da6c8ec1fc87bf6103fc74a8e38feb88b3dfda2fcbc18b35911"], 0x0, 0x0, &(0x7f0000008000)}) 2018/04/03 20:55:16 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x0, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:16 executing program 6 (fault-call:2 fault-nth:18): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 252.919575] binder_alloc: 18241: binder_alloc_buf, no vma [ 252.925254] binder: 18241:18242 transaction failed 29189/-3, size 4032329515733656833-5352971705185181272 line 2963 [ 252.973139] FAULT_INJECTION: forcing a failure. [ 252.973139] name failslab, interval 1, probability 0, space 0, times 0 [ 252.984412] CPU: 0 PID: 18250 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 252.990907] QAT: Invalid ioctl [ 252.991414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 252.991419] Call Trace: [ 252.991436] dump_stack+0x1a7/0x27d [ 252.991451] ? arch_local_irq_restore+0x53/0x53 [ 252.991463] ? __save_stack_trace+0x7e/0xd0 [ 253.011996] QAT: Invalid ioctl 2018/04/03 20:55:17 executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) r1 = semget$private(0x0, 0x0, 0x40) semctl$GETVAL(r1, 0x0, 0xc, &(0x7f0000000040)=""/4096) setsockopt$inet_int(r0, 0x0, 0x7, &(0x7f0000364ffc)=0xff, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000000)=0x7fe, 0x4) ioctl$KVM_SET_LAPIC(r0, 0x4400ae8f, &(0x7f0000001040)={"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"}) sendto$inet(r0, &(0x7f0000edf000), 0x0, 0x0, &(0x7f0000ee9ff0)={0x2, 0x4e20}, 0xfffffd0f) openat$cuse(0xffffffffffffff9c, &(0x7f00000014c0)='/dev/cuse\x00', 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0xd, &(0x7f0000eed000)=';', 0x1) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001440), &(0x7f0000001480)=0xc) recvmsg(r0, &(0x7f0000bd9000)={0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f00009fdfaf)=""/81, 0x51}, 0x40002106) [ 253.014814] should_fail+0x914/0xae0 [ 253.014830] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.014845] ? trace_event_raw_event_lock+0x340/0x340 [ 253.014857] ? sctp_add_bind_addr+0xd8/0x460 [ 253.040670] ? sctp_copy_one_addr+0xdc/0x120 [ 253.045074] ? sctp_bind_addr_copy+0x167/0x360 [ 253.049652] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 253.055356] ? sctp_connect+0xb4/0xf0 [ 253.059150] ? inet_dgram_connect+0x16b/0x1f0 [ 253.063647] ? __sys_connect+0x213/0x4a0 [ 253.067701] ? SyS_connect+0x24/0x30 [ 253.071410] ? do_syscall_64+0x281/0x940 [ 253.075467] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 253.080830] ? trace_hardirqs_off+0x10/0x10 [ 253.085152] ? print_irqtrace_events+0x270/0x270 [ 253.089902] ? trace_hardirqs_off+0x10/0x10 [ 253.094221] ? find_held_lock+0x35/0x1d0 [ 253.098028] binder: BINDER_SET_CONTEXT_MGR already set [ 253.098279] ? sctp_bind_addr_state+0x26b/0x3f0 [ 253.103865] binder: 18241:18242 ioctl 40046207 0 returned -16 [ 253.108177] ? lock_downgrade+0x980/0x980 [ 253.108194] should_failslab+0xec/0x120 [ 253.108207] kmem_cache_alloc_trace+0x4b/0x740 [ 253.108220] ? lock_acquire+0x1d5/0x580 [ 253.108236] sctp_add_bind_addr+0xd8/0x460 [ 253.108249] ? sctp_bind_addr_free+0x20/0x20 [ 253.108261] ? rcu_is_watching+0x85/0x130 [ 253.108271] ? __ipv6_addr_type+0x193/0x280 [ 253.108282] ? sctp_v4_scope+0xfc/0x130 [ 253.132822] binder: undelivered TRANSACTION_ERROR: 29189 [ 253.134950] ? sctp_scope+0x75/0xa0 [ 253.134969] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 253.134983] ? sctp_defaults_init+0xf00/0xf00 [ 253.134996] ? get_random_bytes+0x34/0x40 [ 253.135007] ? sctp_association_new+0x19bb/0x2150 [ 253.135026] ? find_held_lock+0x35/0x1d0 [ 253.135044] sctp_copy_one_addr+0xdc/0x120 [ 253.135053] ? sctp_copy_one_addr+0xdc/0x120 [ 253.191711] sctp_bind_addr_copy+0x167/0x360 [ 253.196096] ? sctp_copy_one_addr+0x120/0x120 [ 253.200571] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 253.205483] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 253.210996] __sctp_connect+0x61d/0xca0 [ 253.214958] ? sctp_wait_for_sndbuf+0x870/0x870 [ 253.219606] ? mark_held_locks+0xaf/0x100 [ 253.223724] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 253.228292] ? __local_bh_enable_ip+0x121/0x230 [ 253.232945] ? lock_sock_nested+0x91/0x110 [ 253.237167] ? trace_hardirqs_on+0xd/0x10 [ 253.241296] ? __local_bh_enable_ip+0x121/0x230 [ 253.245949] sctp_connect+0xb4/0xf0 [ 253.249548] ? sctp_connect+0xb4/0xf0 [ 253.253328] inet_dgram_connect+0x16b/0x1f0 [ 253.257626] __sys_connect+0x213/0x4a0 [ 253.261496] ? SyS_accept+0x30/0x30 [ 253.265104] ? __sb_end_write+0xa0/0xd0 [ 253.269060] ? ksys_write+0x184/0x220 [ 253.272840] ? SyS_read+0x30/0x30 [ 253.276266] ? mm_fault_error+0x2c0/0x2c0 [ 253.280397] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 253.285914] ? ksys_ioctl+0x6c/0xb0 [ 253.289527] SyS_connect+0x24/0x30 [ 253.293044] ? __sys_connect+0x4a0/0x4a0 [ 253.297083] do_syscall_64+0x281/0x940 [ 253.300951] ? vmalloc_sync_all+0x30/0x30 [ 253.305074] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 253.310582] ? syscall_return_slowpath+0x550/0x550 [ 253.315483] ? syscall_return_slowpath+0x2ac/0x550 [ 253.320390] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 253.325737] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.330560] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 253.335722] RIP: 0033:0x4552d9 [ 253.338883] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 253.346563] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 253.353810] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 253.361063] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:17 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/qat_adf_ctl\x00', 0x400000, 0x0) bind$ax25(r1, &(0x7f0000000100)={0x3, {"ea9d83bae8aef3"}, 0x7}, 0x10) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x12000, 0x0) syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x0) r3 = socket(0x1e, 0x2, 0x0) unlinkat(r1, &(0x7f0000000440)='./file0\x00', 0x0) bind(r3, &(0x7f00008a1f80)=@generic={0x42001e, "01030000000000b9000000004700000000a979f321b30c7bc8790405c7bad62e0a63a632ed4938d36d64fb8f8401a3ff59829a2b0afe7ce43a5b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb31510000500000000000bdb9c8ea31000077aeb81c90001d6f7c980400000000f70dc136cb184a"}, 0x80) r4 = syz_open_procfs(0x0, &(0x7f00009e3ff2)='net/igmp\x00') sendfile(r4, r4, &(0x7f0000014000)=0x400000, 0x10001) r5 = socket(0x1e, 0x1, 0x0) sendmsg(r5, &(0x7f0000000000)={&(0x7f00000000c0)=@generic={0x10000000001e, "0100000000001e0000000001e526cc573c5bf86c483724c71e14dd6a739effea1b48006be61ffe06d79f00000000000000076c3f010039d8f986ff03000000000000af50d5fe32c419d67bcbc7e3ad316a198356ed0008341c1fd45624280027800ece70b076cf979ac40000bd767e2e78a1dfd300981a1565b3b16d7436"}, 0x80, &(0x7f0000000740), 0x0, &(0x7f0000000040), 0x0, 0x80000d}, 0x4) close(r3) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f0000000080)={0x0, 0x101, 0x6, 0x8, 0x3, 0x1}, &(0x7f00000000c0)=0x14) ioctl$TUNSETVNETHDRSZ(r2, 0x400454d8, &(0x7f0000000500)=0x1d) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000100)={r6, 0x89}, 0xc) r7 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$bt_BT_FLUSHABLE(0xffffffffffffffff, 0x112, 0x8, &(0x7f0000000200)=0xfffffffffffff001, &(0x7f0000000240)=0x4) getsockname$packet(r1, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000380)=0x14) setsockopt$inet6_mreq(r0, 0x29, 0x1c, &(0x7f00000003c0)={@ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x12}}, r8}, 0x14) sendmmsg$alg(r3, &(0x7f00000011c0)=[{0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000280)="0e0af27f4831ac8b41068d31230501bfc97c3f24610f85fee356e3c655c16a7bdd3dd5d1305b551b52dce99993b0ebd183517bf58db80a046887c2bec4b08fefb4a9e0e3e0244a9241bbd9529f7acdd632b4ec2727ec080b8f04b7bb", 0x5c}], 0x1, &(0x7f0000000780)=ANY=[], 0x0, 0x4000000}], 0x1, 0x4044) getsockopt$inet6_dccp_int(0xffffffffffffffff, 0x21, 0x9, &(0x7f0000000140), &(0x7f0000000180)=0x4) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r4, 0x84, 0x20, &(0x7f0000000540), &(0x7f0000000580)=0x4) getsockopt$IPT_SO_GET_REVISION_MATCH(r4, 0x0, 0x42, &(0x7f0000000480)={'icmp6\x00'}, &(0x7f00000004c0)=0x1e) setsockopt$IP_VS_SO_SET_STOPDAEMON(r7, 0x0, 0x48c, &(0x7f0000000000)={0x0, 'sit0\x00', 0xfffffffffffffffc}, 0xffffffffffffff09) socketpair$inet6(0xa, 0xb, 0x8001, &(0x7f0000000300)) ioctl(r7, 0x800000000008982, &(0x7f0000000000)) socketpair$inet6(0xa, 0xf, 0x9, &(0x7f00000001c0)) ioctl$LOOP_SET_DIRECT_IO(r1, 0xc0481273, 0xfffffffffffffc01) 2018/04/03 20:55:17 executing program 2 (fault-call:4 fault-nth:7): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:17 executing program 7: r0 = memfd_create(&(0x7f0000000040)='dev ', 0x2) write(r0, &(0x7f0000000000)="16", 0x1) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) r1 = socket$nl_generic(0xa, 0x3, 0x10) getsockopt$inet6_mreq(r0, 0x29, 0x14, &(0x7f0000000cc0)={@local, 0x0}, &(0x7f0000000d00)=0x14) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f0000000d40)={@mcast2={0xff, 0x2, [], 0x1}, @mcast1={0xff, 0x1, [], 0x1}, @mcast1={0xff, 0x1, [], 0x1}, 0x0, 0x1, 0x0, 0x400, 0x14, 0x4000000, r2}) setsockopt$netlink_NETLINK_RX_RING(r1, 0x29, 0x6, &(0x7f0000000ff0), 0x1c2) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x100000c, 0x10, 0xffffffffffffffff, 0x12) ioctl$PPPIOCGCHAN(r0, 0x80047437, &(0x7f0000000380)) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0x2000000, 0xa4150, r3, 0x17) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000200)={0x0, 0xff}, 0x8) r5 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0x178, 0x608200) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000240)={{{@in=@rand_addr, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@local}}, &(0x7f0000000440)=0xe8) ioctl$sock_inet6_SIOCDELRT(r5, 0x890c, &(0x7f00000004c0)={@loopback={0x0, 0x1}, @remote={0xfe, 0x80, [], 0xbb}, @mcast2={0xff, 0x2, [], 0x1}, 0x5, 0x0, 0x1, 0x400, 0x0, 0x0, r6}) ioctl$KVM_SET_IDENTITY_MAP_ADDR(r4, 0x4008ae48, &(0x7f0000000000)=0x4000) ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000540)={0x0, 0x20, 0xdbdf, 0x9, 0x1, 0x0, 0x3, 0x0, {0x0, @in={{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x10001, 0x9, 0x6, 0x20, 0x80}}, &(0x7f0000000600)=0xb0) ioctl$VHOST_SET_LOG_BASE(r0, 0x4008af04, &(0x7f0000000400)=&(0x7f00000003c0)) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000640)={r7, 0xf94}, 0x8) r8 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000040)='/dev/rfkill\x00', 0x141241, 0x0) ioctl$KVM_REINJECT_CONTROL(r0, 0xae71, &(0x7f0000000140)={0x2}) writev(r8, &(0x7f00000000c0)=[{&(0x7f0000000000)="0bf5430f000319", 0x7}], 0x1) 2018/04/03 20:55:17 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x0, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:17 executing program 5: mkdir(&(0x7f0000000080)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000480)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000200)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r1, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) ioctl$LOOP_SET_BLOCK_SIZE(r1, 0x4c09, 0x10001) unlink(&(0x7f00000000c0)='./control/file0\x00') rmdir(&(0x7f000015dff6)='./control\x00') mount(&(0x7f00000003c0)='./control\x00', &(0x7f0000000400)='./control\x00', &(0x7f0000000440)='tmpfs\x00', 0x0, 0x0) creat(&(0x7f0000000180)='./control/file0\x00', 0x0) close(r0) 2018/04/03 20:55:17 executing program 6 (fault-call:2 fault-nth:19): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:17 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000080)='/dev/input/mice\x00', 0x0, 0x80) ioctl$VHOST_SET_VRING_BASE(r1, 0x4008af12, &(0x7f00000000c0)={0x0, 0x1ff}) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:17 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000ceb000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) io_setup(0x2, &(0x7f0000000100)=0x0) setsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000080)=0x5, 0x4) clock_gettime(0x0, &(0x7f000064b000)={0x0, 0x0}) io_getevents(r2, 0x6, 0x6, &(0x7f0000f57f20)=[{}, {}, {}, {}, {}, {}], &(0x7f0000000040)={0x0, r3+10000000}) setsockopt$bt_BT_SNDMTU(r0, 0x112, 0xc, &(0x7f00000000c0)=0x7225, 0x2) io_submit(r2, 0x1, &(0x7f00000001c0)=[&(0x7f0000594fc0)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f00005be000)}]) io_destroy(r2) [ 253.368312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 253.375555] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000012 [ 253.454588] FAULT_INJECTION: forcing a failure. [ 253.454588] name failslab, interval 1, probability 0, space 0, times 0 [ 253.465875] CPU: 0 PID: 18267 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 253.472887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.482244] Call Trace: [ 253.484838] dump_stack+0x1a7/0x27d [ 253.488458] ? arch_local_irq_restore+0x53/0x53 [ 253.493110] ? __save_stack_trace+0x7e/0xd0 [ 253.497417] should_fail+0x914/0xae0 [ 253.501116] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.506199] ? perf_trace_lock+0x900/0x900 [ 253.510408] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 253.516100] ? sctp_connect+0xb4/0xf0 [ 253.519878] ? inet_dgram_connect+0x16b/0x1f0 [ 253.524350] ? __sys_connect+0x213/0x4a0 [ 253.528386] ? SyS_connect+0x24/0x30 [ 253.532075] ? do_syscall_64+0x281/0x940 [ 253.536118] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 253.541460] ? trace_hardirqs_off+0x10/0x10 [ 253.545762] ? print_irqtrace_events+0x270/0x270 [ 253.550495] ? trace_hardirqs_off+0x10/0x10 [ 253.554796] ? find_held_lock+0x35/0x1d0 [ 253.558842] ? sctp_bind_addr_state+0x26b/0x3f0 [ 253.563486] ? lock_downgrade+0x980/0x980 [ 253.567612] should_failslab+0xec/0x120 [ 253.571561] kmem_cache_alloc_trace+0x4b/0x740 [ 253.576122] ? lock_acquire+0x1d5/0x580 [ 253.580073] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 253.584289] sctp_add_bind_addr+0xd8/0x460 [ 253.588502] ? sctp_bind_addr_free+0x20/0x20 [ 253.592889] ? rcu_is_watching+0x85/0x130 [ 253.597016] ? __ipv6_addr_type+0x193/0x280 [ 253.601319] ? sctp_v6_scope+0x3f/0x50 [ 253.605182] ? sctp_scope+0x75/0xa0 [ 253.608793] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 253.613702] ? sctp_defaults_init+0xf00/0xf00 [ 253.618172] ? get_random_bytes+0x34/0x40 [ 253.622295] ? sctp_association_new+0x19bb/0x2150 [ 253.627120] ? find_held_lock+0x35/0x1d0 [ 253.631161] sctp_copy_one_addr+0xdc/0x120 [ 253.635368] ? sctp_copy_one_addr+0xdc/0x120 [ 253.639753] sctp_bind_addr_copy+0x167/0x360 [ 253.644138] ? kasan_check_read+0x11/0x20 [ 253.648263] ? sctp_copy_one_addr+0x120/0x120 [ 253.652733] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 253.657641] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 253.663157] __sctp_connect+0x61d/0xca0 [ 253.667117] ? sctp_wait_for_sndbuf+0x870/0x870 [ 253.671767] ? mark_held_locks+0xaf/0x100 [ 253.675889] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 253.680449] ? __local_bh_enable_ip+0x121/0x230 [ 253.685096] ? lock_sock_nested+0x91/0x110 [ 253.689303] ? trace_hardirqs_on+0xd/0x10 [ 253.693424] ? __local_bh_enable_ip+0x121/0x230 [ 253.698085] sctp_connect+0xb4/0xf0 [ 253.701687] ? sctp_connect+0xb4/0xf0 [ 253.705464] inet_dgram_connect+0x16b/0x1f0 [ 253.709762] __sys_connect+0x213/0x4a0 [ 253.713625] ? SyS_accept+0x30/0x30 [ 253.717234] ? __sb_end_write+0xa0/0xd0 [ 253.721188] ? ksys_write+0x184/0x220 [ 253.724965] ? SyS_read+0x30/0x30 [ 253.728396] ? mm_fault_error+0x2c0/0x2c0 [ 253.732522] ? ksys_ioctl+0x6c/0xb0 [ 253.736128] SyS_connect+0x24/0x30 [ 253.739642] ? __sys_connect+0x4a0/0x4a0 [ 253.743680] do_syscall_64+0x281/0x940 [ 253.747542] ? vmalloc_sync_all+0x30/0x30 [ 253.751666] ? kasan_check_write+0x14/0x20 [ 253.755875] ? finish_task_switch+0x284/0x970 [ 253.760345] ? syscall_return_slowpath+0x550/0x550 [ 253.765249] ? syscall_return_slowpath+0x2ac/0x550 [ 253.770156] ? prepare_exit_to_usermode+0x350/0x350 [ 253.775150] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 253.780490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.785312] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 253.790477] RIP: 0033:0x4552d9 [ 253.793643] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 253.801329] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 253.808576] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 253.815822] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 253.823069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 253.830314] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000013 [ 253.858223] FAULT_INJECTION: forcing a failure. [ 253.858223] name failslab, interval 1, probability 0, space 0, times 0 [ 253.870236] CPU: 0 PID: 18275 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 253.877253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 253.886608] Call Trace: [ 253.889210] dump_stack+0x1a7/0x27d [ 253.892864] ? arch_local_irq_restore+0x53/0x53 [ 253.897559] should_fail+0x914/0xae0 [ 253.901267] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 253.906356] ? rcu_read_lock_sched_held+0x108/0x120 [ 253.911354] ? kmem_cache_alloc+0x466/0x760 [ 253.915673] ? find_held_lock+0x35/0x1d0 [ 253.919722] ? __lock_is_held+0xb6/0x140 [ 253.923777] ? check_same_owner+0x320/0x320 [ 253.928077] ? perf_tp_event+0xae0/0xae0 [ 253.932124] ? rcu_note_context_switch+0x710/0x710 [ 253.937046] should_failslab+0xec/0x120 [ 253.941009] __kmalloc_track_caller+0x5f/0x760 [ 253.945576] ? perf_trace_lock_acquire+0x532/0x980 [ 253.950487] ? rb_first_postorder+0xa0/0xa0 [ 253.954787] ? __mutex_lock+0x4ca/0x1810 [ 253.958828] ? kstrdup_const+0x39/0x50 [ 253.962698] kstrdup+0x39/0x70 [ 253.965874] kstrdup_const+0x39/0x50 [ 253.969572] __kernfs_new_node+0xa9/0x580 [ 253.973698] ? trace_hardirqs_off+0x10/0x10 [ 253.978001] ? kernfs_dop_revalidate+0x380/0x380 [ 253.982744] ? find_held_lock+0x35/0x1d0 [ 253.986790] ? kasan_check_read+0x11/0x20 [ 253.990918] ? read_word_at_a_time+0x12/0x20 [ 253.995304] ? strscpy+0x186/0x500 [ 253.998839] kernfs_new_node+0x80/0xf0 [ 254.002711] __kernfs_create_file+0x4b/0x320 [ 254.007109] cgroup_addrm_files+0x3c5/0xa70 [ 254.011422] ? cgroup_file_write+0x710/0x710 [ 254.015810] ? __getnstimeofday64+0x317/0x470 [ 254.020291] ? getrawmonotonic64+0x460/0x460 [ 254.024680] ? kasan_check_read+0x11/0x20 [ 254.028809] ? kernfs_active+0xa3/0x170 [ 254.032767] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 254.037675] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 254.042152] ? cgroup_file_name+0x1d0/0x1d0 [ 254.046461] css_populate_dir+0x340/0x420 [ 254.050593] cgroup_mkdir+0x553/0xfd0 [ 254.054371] ? __lock_is_held+0xb6/0x140 [ 254.058419] ? cgroup_destroy_locked+0x750/0x750 [ 254.063156] ? rcu_read_lock_sched_held+0x108/0x120 [ 254.068150] ? kmem_cache_free+0x258/0x2a0 [ 254.072368] ? set_nlink+0x95/0x120 [ 254.075978] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 254.080892] ? kasan_check_write+0x14/0x20 [ 254.085104] ? kernfs_get_active+0xb7/0xf0 [ 254.089316] ? cgroup_destroy_locked+0x750/0x750 [ 254.094053] kernfs_iop_mkdir+0x153/0x1e0 [ 254.098185] vfs_mkdir+0x390/0x600 [ 254.101707] do_mkdirat+0x224/0x2b0 [ 254.105317] ? SyS_mknod+0x40/0x40 [ 254.108842] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 254.114362] ? do_syscall_64+0xb7/0x940 [ 254.118320] SyS_mkdir+0x22/0x30 [ 254.121664] ? SyS_mkdirat+0x30/0x30 [ 254.125356] do_syscall_64+0x281/0x940 [ 254.129221] ? vmalloc_sync_all+0x30/0x30 [ 254.133349] ? finish_task_switch+0x1b9/0x970 [ 254.137823] ? finish_task_switch+0x17a/0x970 [ 254.142298] ? syscall_return_slowpath+0x550/0x550 [ 254.147207] ? syscall_return_slowpath+0x2ac/0x550 [ 254.152121] ? prepare_exit_to_usermode+0x350/0x350 [ 254.157122] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 254.162470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.167297] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 254.172465] RIP: 0033:0x4552d9 [ 254.175635] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 254.183324] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 254.190574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 254.197824] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 254.205075] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 254.212325] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000007 [ 254.219776] cgroup: cgroup_addrm_files: failed to add cgroup.type, err=-12 2018/04/03 20:55:18 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x0, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:18 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000000b2100000000000000000000000000"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x200, 0x0) ioctl$BINDER_SET_MAX_THREADS(r1, 0x40046205, 0xfffffffffffffffd) 2018/04/03 20:55:18 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_GET_MSR_INDEX_LIST(r0, 0xc004ae02, &(0x7f0000000040)={0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000380)={0x1, 0x0, [{0x17a}]}) 2018/04/03 20:55:18 executing program 2 (fault-call:4 fault-nth:8): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:18 executing program 6 (fault-call:2 fault-nth:20): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 254.351925] FAULT_INJECTION: forcing a failure. [ 254.351925] name failslab, interval 1, probability 0, space 0, times 0 [ 254.363226] CPU: 1 PID: 18300 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 254.370235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.379580] Call Trace: [ 254.382169] dump_stack+0x1a7/0x27d [ 254.385799] ? arch_local_irq_restore+0x53/0x53 [ 254.390470] ? __save_stack_trace+0x7e/0xd0 [ 254.394803] should_fail+0x914/0xae0 [ 254.398530] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 254.403633] ? trace_event_raw_event_lock+0x340/0x340 [ 254.408823] ? perf_trace_lock+0x900/0x900 [ 254.413060] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 254.418769] ? sctp_connect+0xb4/0xf0 [ 254.422564] ? inet_dgram_connect+0x16b/0x1f0 [ 254.427057] ? __sys_connect+0x213/0x4a0 [ 254.431108] ? SyS_connect+0x24/0x30 [ 254.434808] ? do_syscall_64+0x281/0x940 [ 254.438853] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 254.444199] ? trace_hardirqs_off+0x10/0x10 [ 254.448500] ? print_irqtrace_events+0x270/0x270 [ 254.453234] ? trace_hardirqs_off+0x10/0x10 [ 254.457534] ? find_held_lock+0x35/0x1d0 [ 254.461574] ? sctp_bind_addr_state+0x26b/0x3f0 [ 254.466220] ? lock_downgrade+0x980/0x980 [ 254.470345] should_failslab+0xec/0x120 [ 254.474299] kmem_cache_alloc_trace+0x4b/0x740 [ 254.481200] ? lock_acquire+0x1d5/0x580 [ 254.485153] sctp_add_bind_addr+0xd8/0x460 [ 254.489367] ? sctp_bind_addr_free+0x20/0x20 [ 254.493753] ? rcu_is_watching+0x85/0x130 [ 254.497877] ? __ipv6_addr_type+0x193/0x280 [ 254.502173] ? sctp_v4_scope+0xfc/0x130 [ 254.506124] ? sctp_scope+0x75/0xa0 [ 254.509733] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 254.514640] ? sctp_defaults_init+0xf00/0xf00 [ 254.519126] ? get_random_bytes+0x34/0x40 [ 254.523248] ? sctp_association_new+0x19bb/0x2150 [ 254.528072] ? find_held_lock+0x35/0x1d0 [ 254.532112] sctp_copy_one_addr+0xdc/0x120 [ 254.536320] ? sctp_copy_one_addr+0xdc/0x120 [ 254.540706] sctp_bind_addr_copy+0x167/0x360 [ 254.545089] ? sctp_copy_one_addr+0x120/0x120 [ 254.549561] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 254.554467] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 254.559981] __sctp_connect+0x61d/0xca0 [ 254.563936] ? sctp_wait_for_sndbuf+0x870/0x870 [ 254.568585] ? mark_held_locks+0xaf/0x100 [ 254.572706] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 254.577263] ? __local_bh_enable_ip+0x121/0x230 [ 254.581911] ? lock_sock_nested+0x91/0x110 [ 254.586119] ? trace_hardirqs_on+0xd/0x10 [ 254.590240] ? __local_bh_enable_ip+0x121/0x230 [ 254.594887] sctp_connect+0xb4/0xf0 [ 254.598490] ? sctp_connect+0xb4/0xf0 [ 254.602270] inet_dgram_connect+0x16b/0x1f0 [ 254.606569] __sys_connect+0x213/0x4a0 [ 254.610431] ? SyS_accept+0x30/0x30 [ 254.614039] ? __sb_end_write+0xa0/0xd0 [ 254.617992] ? ksys_write+0x184/0x220 [ 254.621774] ? SyS_read+0x30/0x30 [ 254.625202] ? mm_fault_error+0x2c0/0x2c0 [ 254.629327] ? ksys_ioctl+0x6c/0xb0 [ 254.632933] SyS_connect+0x24/0x30 [ 254.636447] ? __sys_connect+0x4a0/0x4a0 [ 254.640487] do_syscall_64+0x281/0x940 [ 254.644352] ? vmalloc_sync_all+0x30/0x30 [ 254.648472] ? finish_task_switch+0x1b9/0x970 [ 254.652943] ? finish_task_switch+0x17a/0x970 [ 254.657415] ? syscall_return_slowpath+0x550/0x550 [ 254.662319] ? syscall_return_slowpath+0x2ac/0x550 [ 254.667226] ? prepare_exit_to_usermode+0x350/0x350 [ 254.672219] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 254.677559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.682378] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 254.687543] RIP: 0033:0x4552d9 [ 254.690710] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a 2018/04/03 20:55:18 executing program 7: r0 = socket(0x40000000015, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000080)={'erspan0\x00', &(0x7f0000000040)=@ethtool_rxfh={0x47, 0x4, 0x4, 0x9, 0x80000000, "c77f92", 0x9c31, [0x200, 0x3, 0x1]}}) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'syz_tun\x00', &(0x7f00000001c0)=@ethtool_regs={0x51}}) 2018/04/03 20:55:18 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff, 0x0, 0x25dfdbfc}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:18 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x80800) r2 = accept$inet(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, @dev}, &(0x7f0000000080)=0x10) setsockopt$inet_tcp_TCP_FASTOPEN_KEY(r2, 0x6, 0x21, &(0x7f00000000c0)="e90b7c399454094b45a3e2b6c7e272c9", 0x10) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000ff5fe8)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000ff7fe0)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1}) r3 = fcntl$dupfd(r2, 0x406, r0) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000000140)='cubic\x00', 0x6) ioctl$TCSETS(r3, 0x5402, &(0x7f0000000100)={0xfad, 0x7fffffff, 0x9, 0x10001, 0x400, 0x2, 0x100000000, 0x9, 0x1f, 0x1, 0x3f, 0x25d68440}) ppoll(&(0x7f00004c7fb0)=[{r1, 0xd}], 0x1, &(0x7f0000000000)={0x1000000077359400}, &(0x7f00004c7000), 0x8) mlock(&(0x7f0000012000/0x4000)=nil, 0x4000) mremap(&(0x7f0000013000/0x1000)=nil, 0x1000, 0x4000, 0x3, &(0x7f00009de000/0x4000)=nil) close(r1) [ 254.698394] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 254.705639] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 254.712884] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 254.720130] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 254.727375] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000014 2018/04/03 20:55:18 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x18, &(0x7f0000d01000)=0x7ff, 0x4) mknod$loop(&(0x7f0000000000)='./file0\x00', 0x8002, 0x0) setsockopt$inet6_int(r0, 0x29, 0x3c, &(0x7f0000311ffc)=0x1, 0x4) setsockopt$inet6_buf(r0, 0x29, 0x3e, &(0x7f00002cef88)="5780d01c", 0x4) sendto$inet6(r0, &(0x7f0000adb000)="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", 0x7d0, 0x0, &(0x7f0000809000)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}, 0x2}, 0x1c) ptrace$peekuser(0x3, 0x0, 0x0) recvmmsg(r0, &(0x7f0000006dc0)=[{{&(0x7f00000033c0)=@nl=@proc, 0xc, &(0x7f0000004440), 0x0, &(0x7f0000004480)=""/198, 0xc6}}], 0x1, 0x0, &(0x7f0000007040)) [ 254.749558] FAULT_INJECTION: forcing a failure. [ 254.749558] name failslab, interval 1, probability 0, space 0, times 0 [ 254.760925] CPU: 0 PID: 18303 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 254.767944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.777299] Call Trace: [ 254.779894] dump_stack+0x1a7/0x27d [ 254.783536] ? arch_local_irq_restore+0x53/0x53 [ 254.788228] should_fail+0x914/0xae0 [ 254.791961] ? kstrdup+0x39/0x70 [ 254.795343] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:18 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000240)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}}, 0x88) bind$inet6(r0, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) r1 = msgget$private(0x0, 0x200) msgctl$IPC_STAT(r1, 0x2, &(0x7f0000000440)=""/237) setsockopt$inet6_group_source_req(r0, 0x29, 0x2b, &(0x7f0000000300)={0x0, {{0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}}, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x108) syz_emit_ethernet(0x3e, &(0x7f0000000140)=ANY=[@ANYBLOB="ffffffffffffffffffffffff86dd6006f5260008110000000000000000000000000000000000ff02000000000000000000000000000100004e2200c70778b2069e5b61456e"], &(0x7f0000775000)) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000040)={0x0, 0x800}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000100)={0x8b41, 0xa086, 0xf, 0x100000001, 0x10000, 0x5, 0x9, 0x1c69, r2}, 0x20) [ 254.800448] ? cgroup_mkdir+0x553/0xfd0 [ 254.804429] ? vfs_mkdir+0x390/0x600 [ 254.808144] ? do_mkdirat+0x224/0x2b0 [ 254.811945] ? SyS_mkdir+0x22/0x30 [ 254.815487] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 254.820862] ? find_held_lock+0x35/0x1d0 [ 254.824933] ? find_held_lock+0x35/0x1d0 [ 254.829011] ? __lock_is_held+0xb6/0x140 [ 254.833100] ? check_same_owner+0x320/0x320 [ 254.837434] ? rcu_note_context_switch+0x710/0x710 [ 254.842366] ? rcu_read_lock_sched_held+0x108/0x120 [ 254.847398] should_failslab+0xec/0x120 [ 254.851377] kmem_cache_alloc+0x47/0x760 [ 254.855441] ? memcpy+0x45/0x50 [ 254.858732] ? kstrdup+0x59/0x70 [ 254.862115] __kernfs_new_node+0xe9/0x580 [ 254.866262] ? trace_hardirqs_off+0x10/0x10 [ 254.870568] ? kernfs_dop_revalidate+0x380/0x380 [ 254.875304] ? find_held_lock+0x35/0x1d0 [ 254.879349] ? kasan_check_read+0x11/0x20 [ 254.883479] ? read_word_at_a_time+0x12/0x20 [ 254.887865] ? strscpy+0x186/0x500 [ 254.891395] kernfs_new_node+0x80/0xf0 [ 254.895263] __kernfs_create_file+0x4b/0x320 [ 254.899655] cgroup_addrm_files+0x3c5/0xa70 [ 254.903966] ? cgroup_file_write+0x710/0x710 [ 254.908362] ? __getnstimeofday64+0x317/0x470 [ 254.912838] ? getrawmonotonic64+0x460/0x460 [ 254.917226] ? kasan_check_read+0x11/0x20 [ 254.921353] ? kernfs_active+0xa3/0x170 [ 254.925312] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 254.930220] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 254.934691] ? cgroup_file_name+0x1d0/0x1d0 [ 254.938998] css_populate_dir+0x340/0x420 [ 254.943135] cgroup_mkdir+0x553/0xfd0 [ 254.946914] ? __lock_is_held+0xb6/0x140 [ 254.950968] ? cgroup_destroy_locked+0x750/0x750 [ 254.955707] ? rcu_read_lock_sched_held+0x108/0x120 [ 254.960704] ? kmem_cache_free+0x258/0x2a0 [ 254.964922] ? set_nlink+0x95/0x120 [ 254.968527] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 254.973436] ? kasan_check_write+0x14/0x20 [ 254.977648] ? kernfs_get_active+0xb7/0xf0 [ 254.981861] ? cgroup_destroy_locked+0x750/0x750 [ 254.986595] kernfs_iop_mkdir+0x153/0x1e0 [ 254.990728] vfs_mkdir+0x390/0x600 [ 254.994249] do_mkdirat+0x224/0x2b0 [ 254.997859] ? SyS_mknod+0x40/0x40 [ 255.001379] ? ksys_mount+0xd4/0x120 [ 255.005073] ? do_syscall_64+0xb7/0x940 [ 255.009033] SyS_mkdir+0x22/0x30 [ 255.012376] ? SyS_mkdirat+0x30/0x30 [ 255.016068] do_syscall_64+0x281/0x940 [ 255.019933] ? vmalloc_sync_all+0x30/0x30 [ 255.024059] ? finish_task_switch+0x1b9/0x970 [ 255.028529] ? finish_task_switch+0x17a/0x970 [ 255.033008] ? syscall_return_slowpath+0x550/0x550 [ 255.037923] ? syscall_return_slowpath+0x2ac/0x550 [ 255.042830] ? prepare_exit_to_usermode+0x350/0x350 [ 255.047825] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 255.053170] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.057996] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 255.063168] RIP: 0033:0x4552d9 [ 255.066336] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 255.074028] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 255.081274] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 255.088522] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 255.095768] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:19 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x5c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@policy_type={0xc, 0x10}]}, 0x5c}, 0x1}, 0x0) 2018/04/03 20:55:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={&(0x7f0000db4000)={0x10}, 0xc, &(0x7f00006bcff0)={&(0x7f000075b000)=@ipv6_newroute={0x2c, 0x18, 0x301, 0x0, 0x0, {0xa}, [@RTA_ENCAP_TYPE={0x8, 0x15, 0x7}, @RTA_ENCAP={0x8, 0x16, @nested={0x4}}]}, 0x2c}, 0x1}, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000040)) [ 255.103019] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000008 [ 255.110703] cgroup: cgroup_addrm_files: failed to add cgroup.type, err=-12 2018/04/03 20:55:19 executing program 7: clone(0x0, &(0x7f0000a43000), &(0x7f00004c4000), &(0x7f000052c15e), &(0x7f0000a07000)) r0 = gettid() r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs\x00', 0x105001, 0x0) accept$packet(r1, &(0x7f0000000100), &(0x7f00000001c0)=0x14) r2 = syz_open_procfs(r0, &(0x7f0000000000)="6368696c6472656e004a27902b0e25c57313f3ab78197fbcc4737f4cd47ff5d372baaf1f99952d3b424133fa9f237b9cd01dd438168da33209874d933cdd6e7a8554a2aa977f86b5b35c6d04eb20e572de43dc43ed4722dfc1f42c7540cc9dc9bb3650342ede803e580cef5e75c6c49122699a2e3f5332ed") clone(0x0, &(0x7f0000000080), &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)) socketpair(0x8000000000001e, 0x5, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) close(r4) clock_gettime(0x0, &(0x7f00000044c0)={0x0, 0x0}) recvmmsg(r3, &(0x7f0000004240)=[{{&(0x7f0000000080)=@pppol2tpin6, 0x80, &(0x7f0000000400)=[{&(0x7f0000000380)=""/114, 0x72}], 0x1, &(0x7f0000000440)=""/50, 0x32}}, {{&(0x7f0000000a80)=@vsock={0x0, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000000c80)=[{&(0x7f0000000c00)=""/123, 0x7b}], 0x1}}], 0x2, 0x10023, &(0x7f0000004500)={0x0, r5+10000000}) pread64(r2, &(0x7f0000000080)=""/26, 0x1a, 0x100000000000) [ 255.203491] validate_nla: 4 callbacks suppressed [ 255.203497] netlink: 'syz-executor5': attribute type 21 has an invalid length. [ 255.224134] netlink: 'syz-executor5': attribute type 21 has an invalid length. 2018/04/03 20:55:19 executing program 6 (fault-call:2 fault-nth:21): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:19 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) write$binfmt_script(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="2321202e2f66696c65302074727573746564202020287b40216d696d655f747970650a4a2baceab3c16cb8704c1fb144325a0dd410812cdb141d04d7772abb853a4ea4e349f03490a95c38acab6f5e32ad875b93fa35fed4bb49b02034b41c8f7528c04434ea732a79c2fceb8e844e61a04d09f0e8a694c43eaa2cad4388bd102093af2adcf0279064f6f22cdddee67a4c7816c2ffd3777f5a7e7cddf11f4974e2524c8330aeb445798b9041eb29bcd90999cd0125e52edba85529ef5d03a85e012fc27a"], 0xc4) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:19 executing program 1: r0 = socket$inet(0x10, 0x3, 0x0) r1 = getpgrp(0x0) r2 = syz_open_procfs(r1, &(0x7f0000000040)="6e6500000000000000000000ba2077ae00") ioctl$EVIOCGBITKEY(r2, 0x80404521, &(0x7f00000001c0)=""/86) sendmsg(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000776000), 0x1, 0x0, 0x236}, 0x0) r3 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000000c0)={'irlan0\x00', 0x1}) recvmsg(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000f00), 0x0, &(0x7f0000000680)=""/163, 0xa3}, 0x0) 2018/04/03 20:55:19 executing program 5: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x4a0000) ioctl$sock_ipx_SIOCIPXNCPCONN(r0, 0x89e3, &(0x7f0000000140)=0x7) mmap(&(0x7f0000000000/0x709000)=nil, 0x709000, 0x2000000005, 0x44031, r0, 0x0) madvise(&(0x7f000066c000/0x2000)=nil, 0x2000, 0x9) setsockopt$IP_VS_SO_SET_EDIT(r0, 0x0, 0x483, &(0x7f0000000080)={0x6e, @multicast2=0xe0000002, 0x4e20, 0x2, 'dh\x00', 0x2e, 0x80, 0x5a}, 0x2c) r1 = fcntl$getown(r0, 0x9) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000040), 0x10) syz_open_procfs(r1, &(0x7f0000000100)='net/stat\x00') mlock2(&(0x7f00001ec000/0x3000)=nil, 0x3000, 0x4) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f00000000c0)=0x7) 2018/04/03 20:55:19 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x5c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@policy_type={0xc, 0x10}]}, 0x5c}, 0x1}, 0x0) 2018/04/03 20:55:19 executing program 2 (fault-call:4 fault-nth:9): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:19 executing program 3: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x803, 0x0) r1 = syz_open_dev$audion(&(0x7f0000000180)='/dev/audio#\x00', 0x7, 0x18000) ioctl$TIOCPKT(r1, 0x5420, &(0x7f00000001c0)=0x5) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x10003, 0x0) ioctl$PIO_FONTX(r2, 0x4b6c, &(0x7f0000000080)="8df8cf693de9bb7f16251f2519e2095c00af99e53aacee3c00e177349611f4dbad7acdf40dec01552abaa08dc7f07cb0328faddd5418548e15a5a4c80116fd89bc9f2d365dc6b54d1035e351") sendto(r0, &(0x7f0000cfefee)="120000001200e7ff00ffe90009144a000ae9", 0x12, 0x0, 0x0, 0x0) setsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f0000000140)=0x7, 0x2) ioctl$TIOCNXCL(r2, 0x540d) 2018/04/03 20:55:19 executing program 7: r0 = socket(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000040)={'bond0\x00', &(0x7f0000000100)=ANY=[@ANYBLOB="26000000800000000000000000000000000000000000e4630a1d000000000000000000000000000000000000e3e00b89c5f1fea4235311fb425b70082b8c4dcd86e1819cb36d23c13db5c2271a4e53131e3982c3e364fc61630600000047c0bc42d94b48f81da923f2e4957ecce30aff774c6e927c05f5fdb7d68474a795dcb882d1caff2cccc1575cc1676aabfb4a701515f8d40fcaba01010000e8ae61ff4d3d8abadc12a1dd9b1fb0023dc58fcb5985cdd95f97eaffd48bf7aaffc86599317f0af26cab62578218a9568701b9237cf951cbb2f5caf9dfd1c24dfc744bc561147921fd88a50151adebd949e79c"]}) syz_open_dev$sg(&(0x7f0000000080)='/dev/sg#\x00', 0x7fff, 0x400003) [ 255.810227] FAULT_INJECTION: forcing a failure. [ 255.810227] name failslab, interval 1, probability 0, space 0, times 0 [ 255.821515] CPU: 1 PID: 18345 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 255.828530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.837880] Call Trace: [ 255.840472] dump_stack+0x1a7/0x27d [ 255.844111] ? arch_local_irq_restore+0x53/0x53 [ 255.848789] should_fail+0x914/0xae0 [ 255.852506] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 255.857613] ? trace_event_raw_event_lock+0x340/0x340 [ 255.862810] ? rb_first_postorder+0xa0/0xa0 [ 255.867132] ? trace_event_raw_event_lock+0x340/0x340 [ 255.872320] ? kernfs_add_one+0x50/0x450 [ 255.876385] ? trace_hardirqs_off+0x10/0x10 [ 255.880735] ? find_held_lock+0x35/0x1d0 [ 255.884807] ? __lock_is_held+0xb6/0x140 [ 255.888887] ? check_same_owner+0x320/0x320 [ 255.893212] ? rcu_note_context_switch+0x710/0x710 [ 255.898148] should_failslab+0xec/0x120 [ 255.902130] __kmalloc_track_caller+0x5f/0x760 [ 255.906712] ? kasan_check_read+0x11/0x20 [ 255.910856] ? do_raw_spin_unlock+0x9e/0x310 [ 255.915257] ? kstrdup_const+0x39/0x50 [ 255.919141] ? kasan_check_write+0x14/0x20 [ 255.923373] kstrdup+0x39/0x70 [ 255.926563] kstrdup_const+0x39/0x50 [ 255.926821] FAULT_INJECTION: forcing a failure. [ 255.926821] name failslab, interval 1, probability 0, space 0, times 0 [ 255.930268] __kernfs_new_node+0xa9/0x580 [ 255.930284] ? kernfs_dop_revalidate+0x380/0x380 [ 255.930302] ? find_held_lock+0x35/0x1d0 [ 255.954365] ? kasan_check_read+0x11/0x20 [ 255.958502] ? read_word_at_a_time+0x12/0x20 [ 255.962893] ? strscpy+0x186/0x500 [ 255.966433] kernfs_new_node+0x80/0xf0 [ 255.970306] __kernfs_create_file+0x4b/0x320 [ 255.974705] cgroup_addrm_files+0x3c5/0xa70 [ 255.979023] ? cgroup_file_write+0x710/0x710 [ 255.983418] ? __getnstimeofday64+0x317/0x470 [ 255.987903] ? getrawmonotonic64+0x460/0x460 [ 255.992298] ? kasan_check_read+0x11/0x20 [ 255.996427] ? kernfs_active+0xa3/0x170 [ 256.000398] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 256.005309] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 256.009788] ? cgroup_file_name+0x1d0/0x1d0 [ 256.014099] css_populate_dir+0x340/0x420 [ 256.018234] cgroup_mkdir+0x553/0xfd0 [ 256.022021] ? __lock_is_held+0xb6/0x140 [ 256.026073] ? cgroup_destroy_locked+0x750/0x750 [ 256.030811] ? rcu_read_lock_sched_held+0x108/0x120 [ 256.035810] ? kmem_cache_free+0x258/0x2a0 [ 256.040031] ? set_nlink+0x95/0x120 [ 256.043642] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 256.048555] ? kasan_check_write+0x14/0x20 [ 256.052771] ? kernfs_get_active+0xb7/0xf0 [ 256.056987] ? cgroup_destroy_locked+0x750/0x750 [ 256.061728] kernfs_iop_mkdir+0x153/0x1e0 [ 256.065862] vfs_mkdir+0x390/0x600 [ 256.069396] do_mkdirat+0x224/0x2b0 [ 256.073009] ? SyS_mknod+0x40/0x40 [ 256.076534] ? ksys_mount+0xd4/0x120 [ 256.080231] ? do_syscall_64+0xb7/0x940 [ 256.084192] SyS_mkdir+0x22/0x30 [ 256.087543] ? SyS_mkdirat+0x30/0x30 [ 256.091239] do_syscall_64+0x281/0x940 [ 256.095108] ? vmalloc_sync_all+0x30/0x30 [ 256.099241] ? finish_task_switch+0x1b9/0x970 [ 256.103716] ? finish_task_switch+0x17a/0x970 [ 256.108199] ? syscall_return_slowpath+0x550/0x550 [ 256.113115] ? syscall_return_slowpath+0x2ac/0x550 [ 256.118030] ? prepare_exit_to_usermode+0x350/0x350 [ 256.123035] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 256.128389] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.133219] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 256.138393] RIP: 0033:0x4552d9 [ 256.141563] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 256.149256] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 256.156509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 256.163763] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 256.171020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 256.178275] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000009 [ 256.185547] CPU: 0 PID: 18353 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 256.185809] cgroup: cgroup_addrm_files: failed to add cgroup.procs, err=-12 [ 256.192544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.192550] Call Trace: [ 256.192563] dump_stack+0x1a7/0x27d [ 256.192576] ? arch_local_irq_restore+0x53/0x53 [ 256.192589] ? __save_stack_trace+0x7e/0xd0 [ 256.224127] should_fail+0x914/0xae0 [ 256.227834] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.232919] ? trace_event_raw_event_lock+0x340/0x340 [ 256.238107] ? perf_trace_lock+0x900/0x900 [ 256.242322] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 256.248012] ? sctp_connect+0xb4/0xf0 [ 256.251794] ? inet_dgram_connect+0x16b/0x1f0 [ 256.256268] ? __sys_connect+0x213/0x4a0 [ 256.260305] ? SyS_connect+0x24/0x30 [ 256.263995] ? do_syscall_64+0x281/0x940 [ 256.268040] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 256.273383] ? trace_hardirqs_off+0x10/0x10 [ 256.277688] ? print_irqtrace_events+0x270/0x270 [ 256.282422] ? trace_hardirqs_off+0x10/0x10 [ 256.286726] ? find_held_lock+0x35/0x1d0 [ 256.290770] ? sctp_bind_addr_state+0x26b/0x3f0 [ 256.295418] ? lock_downgrade+0x980/0x980 [ 256.299553] should_failslab+0xec/0x120 [ 256.303505] kmem_cache_alloc_trace+0x4b/0x740 [ 256.308069] ? lock_acquire+0x1d5/0x580 [ 256.312026] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 256.316247] sctp_add_bind_addr+0xd8/0x460 [ 256.320461] ? sctp_bind_addr_free+0x20/0x20 [ 256.324847] ? rcu_is_watching+0x85/0x130 [ 256.328975] ? __ipv6_addr_type+0x193/0x280 [ 256.333275] ? sctp_v6_scope+0x3f/0x50 [ 256.337151] ? sctp_scope+0x75/0xa0 [ 256.340759] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 256.345671] ? sctp_defaults_init+0xf00/0xf00 [ 256.350231] ? get_random_bytes+0x34/0x40 [ 256.354357] ? sctp_association_new+0x19bb/0x2150 [ 256.359184] ? find_held_lock+0x35/0x1d0 [ 256.363231] sctp_copy_one_addr+0xdc/0x120 [ 256.367443] ? sctp_copy_one_addr+0xdc/0x120 [ 256.371834] sctp_bind_addr_copy+0x167/0x360 [ 256.376225] ? sctp_copy_one_addr+0x120/0x120 [ 256.380700] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 256.385615] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 256.391134] __sctp_connect+0x61d/0xca0 [ 256.395096] ? sctp_wait_for_sndbuf+0x870/0x870 [ 256.399751] ? mark_held_locks+0xaf/0x100 [ 256.403876] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 256.408436] ? __local_bh_enable_ip+0x121/0x230 [ 256.413086] ? lock_sock_nested+0x91/0x110 [ 256.417299] ? trace_hardirqs_on+0xd/0x10 [ 256.421422] ? __local_bh_enable_ip+0x121/0x230 [ 256.426075] sctp_connect+0xb4/0xf0 [ 256.429677] ? sctp_connect+0xb4/0xf0 [ 256.433460] inet_dgram_connect+0x16b/0x1f0 [ 256.437762] __sys_connect+0x213/0x4a0 [ 256.441628] ? SyS_accept+0x30/0x30 [ 256.445240] ? __sb_end_write+0xa0/0xd0 [ 256.449200] ? ksys_write+0x184/0x220 [ 256.452978] ? SyS_read+0x30/0x30 [ 256.456409] ? mm_fault_error+0x2c0/0x2c0 [ 256.460538] ? ksys_ioctl+0x6c/0xb0 [ 256.464147] SyS_connect+0x24/0x30 [ 256.467664] ? __sys_connect+0x4a0/0x4a0 [ 256.471702] do_syscall_64+0x281/0x940 [ 256.475565] ? vmalloc_sync_all+0x30/0x30 [ 256.479690] ? kasan_check_write+0x14/0x20 [ 256.483905] ? finish_task_switch+0x284/0x970 [ 256.488381] ? syscall_return_slowpath+0x550/0x550 [ 256.493290] ? syscall_return_slowpath+0x2ac/0x550 [ 256.498197] ? prepare_exit_to_usermode+0x350/0x350 [ 256.503191] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 256.508539] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.513365] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 256.518532] RIP: 0033:0x4552d9 [ 256.521703] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 256.529389] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 256.536639] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 256.543885] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 256.551133] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 256.558381] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000015 2018/04/03 20:55:20 executing program 7: syz_mount_image$btrfs(&(0x7f0000000000)='btrfs\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="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", 0x118, 0x10000}, {&(0x7f0000012c00)="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", 0x1f8, 0x402ea0}, {&(0x7f0000013900)="000000000000000000070064656661756c7401000000000000000000000000000000030000000000000000100000000000000000000000000000010000000000000000000000ed41000000000000000000000000000000000000000000000000", 0x60, 0x405c80}], 0x0, &(0x7f00000000c0)=ANY=[@ANYBLOB="7ffffff7"]) mkdir(&(0x7f0000000100)='./file0\x00', 0x0) mount(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)='hugetlbfs\x00', 0x0, 0x0) r0 = open(&(0x7f00000002c0)='./file0/bus\x00', 0x40, 0x0) r1 = fcntl$dupfd(r0, 0x40e, 0xffffffffffffffff) sendfile(r1, r0, &(0x7f0000000640), 0x7ffff000) r2 = open(&(0x7f00000002c0)='./file0\x00', 0x0, 0x0) symlinkat(&(0x7f0000000240)='./file0/file0/file0\x00', r2, &(0x7f0000000140)='./file0\x00') renameat(r2, &(0x7f0000000000)="2f2f66696c653002", r2, &(0x7f0000000080)='./file0/file0/file0\x00') fallocate(r2, 0x1, 0x8001, 0x3) renameat(0xffffffffffffffff, &(0x7f0000000040)="2f2f66696c653002", 0xffffffffffffffff, &(0x7f0000000100)='./file1\x00') 2018/04/03 20:55:20 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="14000000000b01040000000000000000f8190cfec13256dd19ff9e5721a960e0e7a495ad4fcc2ecc5fd1eb81c471ff9eafceebfc5f2561b39ab1743be2db7a7d3130ef4dce065746c3935e5cb79fd4991f1d5feba10c153f9392f2430a5501000cf78e3c1c8e43afcc72d78a1cf2361bfff17bd0f59e369c446c24cebc01a68f0462c9a1"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) faccessat(r0, &(0x7f0000000180)='./file0\x00', 0x20, 0x800) 2018/04/03 20:55:20 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = semget$private(0x0, 0x1, 0x2) semctl$IPC_INFO(r2, 0x3, 0x3, &(0x7f0000000440)=""/248) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@text16={0x10, &(0x7f0000000300)="c16a00012e260f01ca0f300f350f20e06635000100000f22e066b8ef0000000f23c80f21f866350c00e0000f23f80f21976766c7442400a56c05676766c7442402af3f00006766c744240600000000670f011424b8f1008ee80faeaf0100", 0x5e}], 0x1, 0x0, &(0x7f0000000100), 0x0) setsockopt$RDS_GET_MR(0xffffffffffffffff, 0x114, 0x2, &(0x7f0000000100)={{&(0x7f0000000040)=""/38, 0x26}, &(0x7f0000000080), 0x3a}, 0x20) r3 = syz_open_procfs(0x0, &(0x7f0000000040)='map_files\x00') fchdir(r3) perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x200}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_fuseblk_mount(&(0x7f0000976000)='./file0\x00', &(0x7f0000dd3ff8)='-/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$RDS_RECVERR(r3, 0x114, 0x5, &(0x7f0000000400)=0x1, 0x4) sendmsg$key(0xffffffffffffffff, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000182000)={&(0x7f00000001c0)=ANY=[]}, 0x1}, 0x0) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r1, 0xc008551a, &(0x7f0000000200)=ANY=[@ANYBLOB="ff030000fb6c946d064da837ff030000"]) chroot(&(0x7f0000000140)='./file0\x00') r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x2) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000600)={r3, r3, 0x2, 0x3}, 0x10) r5 = openat(r3, &(0x7f0000000180)='./file0\x00', 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000002c0)=0x14) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r3, 0x6, 0x3, &(0x7f0000000540), &(0x7f0000000580)=0x4) setsockopt$SO_ATTACH_FILTER(r5, 0x1, 0x1a, &(0x7f00000003c0)={0x1, &(0x7f0000000380)=[{0xcd, 0x100, 0xffff, 0x8001}]}, 0x10) 2018/04/03 20:55:20 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x5c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@policy_type={0xc, 0x10}]}, 0x5c}, 0x1}, 0x0) 2018/04/03 20:55:20 executing program 2 (fault-call:4 fault-nth:10): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:20 executing program 6 (fault-call:2 fault-nth:22): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:20 executing program 1: r0 = socket$inet(0x2, 0x4, 0x2) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e21, 0x200, @mcast2={0xff, 0x2, [], 0x1}, 0x7ff}}, [0x7f, 0x7, 0x8, 0xad, 0x8001, 0x10000, 0x6, 0x100000001, 0x3, 0x4b, 0x3, 0x7, 0xffffffffffffff0c, 0x80000001, 0x6]}, &(0x7f0000000200)=0x100) setsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000240)=@assoc_id=r1, 0x4) r2 = socket(0x8000000000015, 0x80005, 0x0) getsockopt(r2, 0x8000200000000114, 0x5, &(0x7f000047c000), &(0x7f0000000000)) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x80, 0x0) ioctl$KVM_SET_GSI_ROUTING(r3, 0x4008ae6a, &(0x7f0000000080)=ANY=[@ANYBLOB="02000000000000000000000003000000000000000000000007000000ab6aa41aff0100000000000000000000000000000000000000000000000000800100000000000000000000000000000005000000000000000800000091000000"]) 2018/04/03 20:55:20 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$midi(&(0x7f0000000180)='/dev/midi#\x00', 0x4, 0x40) getsockname$inet(r1, &(0x7f00000001c0)={0x0, 0x0, @rand_addr}, &(0x7f0000000200)=0x10) pwrite64(r0, &(0x7f0000000000)="1ab8f89b102c1e6d379511ea59b6c1e1", 0x10, 0x0) r2 = socket(0x11, 0x4000000000080002, 0x0) sendmmsg(r2, &(0x7f0000003e80)=[{{&(0x7f0000000040)=@in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000340)}}, {{&(0x7f0000000040)=@nfc={0x27, 0x9}, 0x80, &(0x7f0000001600)=[{&(0x7f0000002480)="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", 0x485}, {&(0x7f0000001480)="369a9d37ab080b7d4f2f4dc53a6ef64bc088c2e3adb68c9c12980be4fc7994c65631f97329d322c949289a0bc0084258a1d3bc8817c690afaf2a967c9640ec3151fdc0ddf6c8f814b5", 0x49}], 0x2, &(0x7f00000012c0)}}], 0x2, 0x0) [ 256.791768] FAULT_INJECTION: forcing a failure. [ 256.791768] name failslab, interval 1, probability 0, space 0, times 0 [ 256.803094] CPU: 1 PID: 18371 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 256.810104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.819446] Call Trace: [ 256.822033] dump_stack+0x1a7/0x27d [ 256.825663] ? arch_local_irq_restore+0x53/0x53 [ 256.830335] ? __save_stack_trace+0x7e/0xd0 [ 256.834677] should_fail+0x914/0xae0 [ 256.838392] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 256.843499] ? trace_event_raw_event_lock+0x340/0x340 [ 256.848694] ? perf_trace_lock+0x900/0x900 [ 256.852923] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 256.858619] ? sctp_connect+0xb4/0xf0 [ 256.862402] ? inet_dgram_connect+0x16b/0x1f0 [ 256.866878] ? __sys_connect+0x213/0x4a0 [ 256.870916] ? SyS_connect+0x24/0x30 [ 256.874610] ? do_syscall_64+0x281/0x940 [ 256.878649] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 256.883991] ? trace_hardirqs_off+0x10/0x10 [ 256.888295] ? print_irqtrace_events+0x270/0x270 [ 256.893032] ? trace_hardirqs_off+0x10/0x10 [ 256.897332] ? find_held_lock+0x35/0x1d0 [ 256.901375] ? sctp_bind_addr_state+0x26b/0x3f0 [ 256.906028] ? lock_downgrade+0x980/0x980 [ 256.910156] should_failslab+0xec/0x120 [ 256.914112] kmem_cache_alloc_trace+0x4b/0x740 [ 256.918676] ? lock_acquire+0x1d5/0x580 [ 256.922629] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 256.926843] sctp_add_bind_addr+0xd8/0x460 [ 256.931056] ? sctp_bind_addr_free+0x20/0x20 [ 256.935441] ? rcu_is_watching+0x85/0x130 [ 256.939567] ? __ipv6_addr_type+0x193/0x280 [ 256.943867] ? sctp_v6_scope+0x3f/0x50 [ 256.947730] ? sctp_scope+0x75/0xa0 [ 256.951340] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 256.956251] ? sctp_defaults_init+0xf00/0xf00 [ 256.960725] ? get_random_bytes+0x34/0x40 [ 256.964850] ? sctp_association_new+0x19bb/0x2150 [ 256.969675] ? find_held_lock+0x35/0x1d0 [ 256.973716] sctp_copy_one_addr+0xdc/0x120 [ 256.977924] ? sctp_copy_one_addr+0xdc/0x120 [ 256.982314] sctp_bind_addr_copy+0x167/0x360 [ 256.986700] ? sctp_copy_one_addr+0x120/0x120 [ 256.991173] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 256.996084] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 257.001601] __sctp_connect+0x61d/0xca0 [ 257.005559] ? sctp_wait_for_sndbuf+0x870/0x870 [ 257.010208] ? mark_held_locks+0xaf/0x100 [ 257.014329] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 257.018888] ? __local_bh_enable_ip+0x121/0x230 [ 257.023538] ? lock_sock_nested+0x91/0x110 [ 257.027750] ? trace_hardirqs_on+0xd/0x10 [ 257.031875] ? __local_bh_enable_ip+0x121/0x230 [ 257.036523] sctp_connect+0xb4/0xf0 [ 257.040127] ? sctp_connect+0xb4/0xf0 [ 257.043907] inet_dgram_connect+0x16b/0x1f0 [ 257.048206] __sys_connect+0x213/0x4a0 [ 257.052070] ? SyS_accept+0x30/0x30 [ 257.055677] ? __sb_end_write+0xa0/0xd0 [ 257.059632] ? ksys_write+0x184/0x220 [ 257.063409] ? SyS_read+0x30/0x30 [ 257.066839] ? mm_fault_error+0x2c0/0x2c0 [ 257.070963] ? ksys_ioctl+0x6c/0xb0 [ 257.074568] SyS_connect+0x24/0x30 [ 257.078083] ? __sys_connect+0x4a0/0x4a0 [ 257.082132] do_syscall_64+0x281/0x940 [ 257.085997] ? vmalloc_sync_all+0x30/0x30 [ 257.090123] ? finish_task_switch+0x1b9/0x970 [ 257.094593] ? finish_task_switch+0x17a/0x970 [ 257.099063] ? syscall_return_slowpath+0x550/0x550 [ 257.103968] ? syscall_return_slowpath+0x2ac/0x550 [ 257.108876] ? prepare_exit_to_usermode+0x350/0x350 [ 257.113871] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 257.119213] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.124041] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 257.129204] RIP: 0033:0x4552d9 [ 257.132370] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a 2018/04/03 20:55:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="144ba68000ffec0300000000040000a36f07d5000042d500"], 0x14}, 0x1}, 0x0) socket$nl_netfilter(0x10, 0x3, 0xc) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 257.140054] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 257.147303] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 257.154549] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 257.161794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 257.169046] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000016 [ 257.183360] BTRFS: device fsid ecf6f2a3-2997-48ae-b81e-1b00920efd9a devid 1 transid 5 /dev/loop7 [ 257.204351] FAULT_INJECTION: forcing a failure. [ 257.204351] name failslab, interval 1, probability 0, space 0, times 0 [ 257.215603] CPU: 1 PID: 18380 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 257.222605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.231938] Call Trace: [ 257.234508] dump_stack+0x1a7/0x27d [ 257.238117] ? arch_local_irq_restore+0x53/0x53 [ 257.242776] should_fail+0x914/0xae0 [ 257.246470] ? kstrdup+0x39/0x70 [ 257.249816] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.254896] ? cgroup_mkdir+0x553/0xfd0 [ 257.258850] ? vfs_mkdir+0x390/0x600 [ 257.262539] ? do_mkdirat+0x224/0x2b0 [ 257.266317] ? SyS_mkdir+0x22/0x30 [ 257.269834] ? do_syscall_64+0x281/0x940 [ 257.273873] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 257.279226] ? find_held_lock+0x35/0x1d0 [ 257.283271] ? __lock_is_held+0xb6/0x140 [ 257.287326] ? check_same_owner+0x320/0x320 [ 257.291631] ? rcu_note_context_switch+0x710/0x710 [ 257.296541] ? rcu_read_lock_sched_held+0x108/0x120 [ 257.301542] should_failslab+0xec/0x120 [ 257.305497] kmem_cache_alloc+0x47/0x760 [ 257.309538] ? memcpy+0x45/0x50 [ 257.312801] ? kstrdup+0x59/0x70 [ 257.316151] __kernfs_new_node+0xe9/0x580 [ 257.320284] ? kernfs_dop_revalidate+0x380/0x380 [ 257.325023] ? find_held_lock+0x35/0x1d0 [ 257.329066] ? kasan_check_read+0x11/0x20 [ 257.333196] ? read_word_at_a_time+0x12/0x20 [ 257.337580] ? strscpy+0x186/0x500 [ 257.341110] kernfs_new_node+0x80/0xf0 [ 257.344981] __kernfs_create_file+0x4b/0x320 [ 257.349372] cgroup_addrm_files+0x3c5/0xa70 [ 257.353682] ? cgroup_file_write+0x710/0x710 [ 257.358069] ? __getnstimeofday64+0x317/0x470 [ 257.362549] ? getrawmonotonic64+0x460/0x460 [ 257.366941] ? kasan_check_read+0x11/0x20 [ 257.371072] ? kernfs_active+0xa3/0x170 [ 257.375037] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 257.379947] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 257.384422] ? cgroup_file_name+0x1d0/0x1d0 [ 257.388729] css_populate_dir+0x340/0x420 [ 257.392863] cgroup_mkdir+0x553/0xfd0 [ 257.396641] ? __lock_is_held+0xb6/0x140 [ 257.400687] ? cgroup_destroy_locked+0x750/0x750 [ 257.405420] ? rcu_read_lock_sched_held+0x108/0x120 [ 257.410417] ? kmem_cache_free+0x258/0x2a0 [ 257.414633] ? set_nlink+0x95/0x120 [ 257.418242] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 257.423153] ? kasan_check_write+0x14/0x20 [ 257.427364] ? kernfs_get_active+0xb7/0xf0 [ 257.431580] ? cgroup_destroy_locked+0x750/0x750 [ 257.436314] kernfs_iop_mkdir+0x153/0x1e0 [ 257.440442] vfs_mkdir+0x390/0x600 [ 257.443968] do_mkdirat+0x224/0x2b0 [ 257.447576] ? SyS_mknod+0x40/0x40 [ 257.451096] ? ksys_mount+0xd4/0x120 [ 257.454787] ? do_syscall_64+0xb7/0x940 [ 257.458743] SyS_mkdir+0x22/0x30 [ 257.462087] ? SyS_mkdirat+0x30/0x30 [ 257.465778] do_syscall_64+0x281/0x940 [ 257.469645] ? vmalloc_sync_all+0x30/0x30 [ 257.473773] ? finish_task_switch+0x1b9/0x970 [ 257.478244] ? finish_task_switch+0x17a/0x970 [ 257.482720] ? syscall_return_slowpath+0x550/0x550 [ 257.487629] ? syscall_return_slowpath+0x2ac/0x550 [ 257.492538] ? prepare_exit_to_usermode+0x350/0x350 [ 257.497532] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 257.502877] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.507727] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 257.512898] RIP: 0033:0x4552d9 [ 257.516066] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 257.523753] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 257.531003] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 257.538258] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 257.545505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:21 executing program 6 (fault-call:2 fault-nth:23): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 257.552752] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000a [ 257.560227] cgroup: cgroup_addrm_files: failed to add cgroup.procs, err=-12 2018/04/03 20:55:21 executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000c7df60)={0x7ff, @in6={{0xa, 0x4e20}}}, &(0x7f000064b000)=0xa0) r2 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ashmem\x00', 0x2000, 0x0) setsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f00000000c0)=0x5e, 0x4) ioctl$ASHMEM_PURGE_ALL_CACHES(r2, 0x770a, 0x0) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000000)={r1}, &(0x7f0000000040)=0x8) 2018/04/03 20:55:21 executing program 7: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback=0x7f000001}], 0x10) sendto$inet(r0, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000040)=0xffffffff, 0x4) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000100)=ANY=[@ANYBLOB="0200003dd50500", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) close(r0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x8) accept$ipx(r2, &(0x7f0000000080), &(0x7f00000000c0)=0x10) sendmsg(r0, &(0x7f00000014c0)={&(0x7f0000000000)=@nl=@kern={0x10}, 0x80, &(0x7f0000001100)=[{&(0x7f00000010c0)="ab", 0x1}], 0x1, &(0x7f0000001140)}, 0x0) [ 257.663932] FAULT_INJECTION: forcing a failure. [ 257.663932] name failslab, interval 1, probability 0, space 0, times 0 [ 257.675336] CPU: 1 PID: 18405 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 257.682350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.691696] Call Trace: [ 257.694752] dump_stack+0x1a7/0x27d [ 257.698393] ? arch_local_irq_restore+0x53/0x53 [ 257.703062] ? __save_stack_trace+0x7e/0xd0 [ 257.707396] should_fail+0x914/0xae0 2018/04/03 20:55:21 executing program 7: getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000000)={0x0, 0x5, 0x3, [0x80, 0x100, 0x7]}, &(0x7f0000000040)=0xe) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000080)={r0, 0x7522, 0xa, [0x5fd8ebe3, 0x6, 0x2b, 0x3, 0x6, 0x7, 0xd70d, 0x8000, 0xffffffffffffff01, 0xffffffff7fffffff]}, &(0x7f0000000100)=0x1c) connect$ax25(0xffffffffffffffff, &(0x7f000038aff0)={0x1e, {"86370506060008"}}, 0x10) 2018/04/03 20:55:21 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000040)={'syz_tun\x00', &(0x7f0000000180)=ANY=[@ANYBLOB="0e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000db41b2bce62cc71f14923687f2f1d0743873c7a30b9824598c29f7a377978b24510cf83646b47a07754f286209d9c12a12b4514287e08a9ea4087e8174e64c7e21954d38cd67ee95f15c3259fe539e"]}) [ 257.711119] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 257.716227] ? perf_trace_lock+0x900/0x900 [ 257.720468] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 257.726175] ? sctp_connect+0xb4/0xf0 [ 257.729968] ? inet_dgram_connect+0x16b/0x1f0 [ 257.734457] ? __sys_connect+0x213/0x4a0 [ 257.738512] ? SyS_connect+0x24/0x30 [ 257.742221] ? do_syscall_64+0x281/0x940 [ 257.746280] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 257.751644] ? trace_hardirqs_off+0x10/0x10 [ 257.755963] ? find_held_lock+0x35/0x1d0 2018/04/03 20:55:21 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$binfmt_aout(r0, &(0x7f0000000480)={{0xcc, 0x3f, 0x3ff, 0x17c, 0x9d, 0x4, 0x282, 0x3ff}, "2e26bb869c6adfb5c1f95aa1e1a337de324f23c485ac0afaf9c5ff41c8ebb70844b456e30f65c7d623c4fb1be4953d8ada79da99f8e2d684687b68ce7ee150bf8e8ac2c66c9ec38fe7ede517967246f11fc4ae7f8f8f857a5201abe9f4204aa0d1449c6dc9ec51aac604f50f825bb84489876a78ef9694672cfbd74883f091c1af15092b98026642af9a5802f008225b14bef0332ec3a3af5c11f2994e290b08adbe30b36116712bd626f546eecc24f34f7eb749d57e4af7385acea7d566a7252e8141fc12c97282bfc03744ffb2c2114c872dc62f5df122a0246255115af6c210dee4182739ba32276c33122c06bd1cadc4d040c180bf", [[]]}, 0x217) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x1) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='security.capability\x00', &(0x7f0000d9ffec)="0000000201000000000000010400000000000000", 0x14, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x109) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000200)) setsockopt$inet_tcp_buf(r1, 0x6, 0xb, &(0x7f0000000080)="713e509298c18308401419565e49aba93ba01fb32fbff99b84e75b41d2798c2b5217c171ed3f0def5021c53989a2e3c087d0d84168a643a8250edf67f2e9dd226989062a9e17bc422170fa1c42b579caa35cb3f8ba6c4bf38be2873ad5fc2e7ac234003039221cd6f48bdb9c2d5d1f3f2a48b8fa7712004ebcd97cb4506646ddf26368a19dcaa2843acec97906e4f84e625142e8d4fadb74086ce37f789e535a68620133846815195b0841edec074d4839493b7f172f7c2883245c4963272a10391695bb078e9d0adcc8c66583b0aa57cfa9c656ac5b9c972d1058", 0xdb) listxattr(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)=""/229, 0xffffffe8) io_cancel(0x0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f00000003c0)}, &(0x7f0000000440)) [ 257.760023] ? print_irqtrace_events+0x270/0x270 [ 257.764776] ? trace_hardirqs_off+0x10/0x10 [ 257.769095] ? kmem_cache_alloc_trace+0x4dc/0x740 [ 257.773937] ? find_held_lock+0x35/0x1d0 [ 257.778005] ? sctp_bind_addr_state+0x26b/0x3f0 [ 257.782672] ? lock_downgrade+0x980/0x980 [ 257.786824] should_failslab+0xec/0x120 [ 257.790798] kmem_cache_alloc_trace+0x4b/0x740 [ 257.795384] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 257.799621] sctp_add_bind_addr+0xd8/0x460 [ 257.803860] ? sctp_bind_addr_free+0x20/0x20 [ 257.808266] ? rcu_is_watching+0x85/0x130 2018/04/03 20:55:21 executing program 7: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000079fff0)='/dev/sequencer2\x00', 0x101000, 0x0) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(r0, 0x80dc5521, &(0x7f0000000000)=""/138) ioctl$KDGKBLED(r0, 0x80045105, &(0x7f0000000fff)) [ 257.812410] ? __ipv6_addr_type+0x193/0x280 [ 257.816737] ? sctp_v6_scope+0x3f/0x50 [ 257.820621] ? sctp_scope+0x75/0xa0 [ 257.824253] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 257.829182] ? sctp_defaults_init+0xf00/0xf00 [ 257.833675] ? get_random_bytes+0x34/0x40 [ 257.837824] ? sctp_association_new+0x19bb/0x2150 [ 257.842670] ? find_held_lock+0x35/0x1d0 [ 257.846737] sctp_copy_one_addr+0xdc/0x120 [ 257.850964] ? sctp_copy_one_addr+0xdc/0x120 [ 257.855373] sctp_bind_addr_copy+0x167/0x360 [ 257.859777] ? kasan_check_read+0x11/0x20 2018/04/03 20:55:21 executing program 3: getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x1c, &(0x7f00000000c0)=[@in6={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}}]}, &(0x7f0000000140)=0x10) r0 = socket$netlink(0x10, 0x3, 0x400000000000e) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYBLOB="180000005502ff03000000000000000007000000"], 0x1}, 0x1}, 0x80) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000180)='fou\x00') r2 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000280)='/dev/rtc\x00', 0x8000, 0x0) ioctl$TUNSETLINK(r2, 0x400454cd, 0x338) sendmsg$FOU_CMD_ADD(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8280000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, r1, 0x110, 0x70bd27, 0x25dfdbfb, {0x1}, [@FOU_ATTR_IPPROTO={0x8, 0x3, 0x2b}, @FOU_ATTR_PORT={0x8, 0x1, 0x4e24}, @FOU_ATTR_PORT={0x8, 0x1, 0x4e20}, @FOU_ATTR_REMCSUM_NOPARTIAL={0x4, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x40004) 2018/04/03 20:55:21 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x8c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x30, 0x11, [{@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0x8c}, 0x1}, 0x0) [ 257.863922] ? sctp_copy_one_addr+0x120/0x120 [ 257.868419] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 257.873353] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 257.878893] __sctp_connect+0x61d/0xca0 [ 257.882873] ? sctp_wait_for_sndbuf+0x870/0x870 [ 257.887543] ? mark_held_locks+0xaf/0x100 [ 257.891685] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 257.896266] ? __local_bh_enable_ip+0x121/0x230 [ 257.900945] ? lock_sock_nested+0x91/0x110 [ 257.900957] ? trace_hardirqs_on+0xd/0x10 [ 257.900966] ? __local_bh_enable_ip+0x121/0x230 [ 257.900982] sctp_connect+0xb4/0xf0 [ 257.900991] ? sctp_connect+0xb4/0xf0 [ 257.901003] inet_dgram_connect+0x16b/0x1f0 [ 257.901015] __sys_connect+0x213/0x4a0 [ 257.901027] ? SyS_accept+0x30/0x30 [ 257.901044] ? __sb_end_write+0xa0/0xd0 2018/04/03 20:55:22 executing program 7: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000002c0)={0xe, 0xd, &(0x7f0000000100)=@framed={{0x18, 0x0, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x4}, [@map={0x18, 0xf, 0x1, 0x0, 0xffffffffffffff9c}, @call={0x85, 0x0, 0x0, 0x2d}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x4}, @call={0x85, 0x0, 0x0, 0x3a}, @initr0={0x18, 0x0, 0x0, 0x0, 0xd0bd, 0x0, 0x0, 0x0, 0x5}], {0x95}}, &(0x7f0000000180)='GPL\x00', 0x4, 0xee, &(0x7f00000001c0)=""/238, 0x41f00, 0x1}, 0x48) setns(r0, 0x8000000) syz_mount_image$jfs(&(0x7f0000000000)='jfs\x00', &(0x7f0000000340)='./file0\x00', 0x0, 0xaaaaaaaaaaaad72, &(0x7f0000002480), 0x2, &(0x7f00000004c0)=ANY=[@ANYRES16]) r1 = open$dir(&(0x7f00000025c0)='./file0\x00', 0x0, 0x0) symlinkat(&(0x7f0000002680)='./file0\x00', r1, &(0x7f00000026c0)='./file0\x00') linkat(0xffffffffffffffff, &(0x7f0000003a40)='./file0\x00', 0xffffffffffffffff, &(0x7f0000003a80)='./file0\x00', 0x0) r2 = open(&(0x7f00000069c0)='./file0/file0\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_INFO(r2, 0x80e85411, &(0x7f00000000c0)=""/36) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000080)) 2018/04/03 20:55:22 executing program 2 (fault-call:4 fault-nth:11): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:22 executing program 6 (fault-call:2 fault-nth:24): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:22 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'rmd320-generic\x00'}, 0x58) r1 = accept4$alg(r0, 0x0, 0x0, 0x0) sendmsg(r1, &(0x7f000079c000)={&(0x7f0000b91000)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x4e20}}}, 0x26, &(0x7f0000003400)=[{&(0x7f0000002400)="fb2ffa0eb237e942700cc26712fa68ce40c22e436246de9c8633865a0f65e7df5ef8a63917a000ebb6aad8ccde08e0533778a0db965f3dea", 0x38}], 0x1, &(0x7f0000017000)}, 0x0) pipe2(&(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}, 0x847fc) bind$vsock_stream(r2, &(0x7f0000000240)={0x28, 0x0, 0x2711, @any=0xffffffff}, 0x6c) getsockname$unix(r3, &(0x7f0000000180)=@abs, &(0x7f0000000200)=0x6e) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs\x00', 0x100, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r3, 0xc0086420, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_GET_SAREA_CTX(r4, 0xc010641d, &(0x7f0000000140)={r5, &(0x7f0000000280)=""/140}) socket$alg(0x26, 0x5, 0x0) ioctl$PIO_CMAP(r4, 0x4b71, &(0x7f00000000c0)={0xac, 0x80000000, 0x9d9f, 0x8, 0x4e2, 0x7}) 2018/04/03 20:55:22 executing program 1: syz_emit_ethernet(0x67, &(0x7f00000011c0)={@broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x59, 0x0, 0x0, 0x0, 0x88, 0x0, @rand_addr, @multicast1=0xe0000001}, @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b, 0x1, 0x3, [], '5'}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x86dd}, {0x8, 0x88be, 0x0, {{0x0, 0x1}, 0x1}}, {0x8, 0x22eb, 0x0, {{0x0, 0x2}, 0x2}}, {0x8, 0x6558}}}}}}, &(0x7f0000000000)) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) perf_event_open(&(0x7f0000000000)={0x4, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xbe7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x200000000, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f00000003c0)='/dev/snd/pcmC#D#c\x00', 0xa7af, 0x1) ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000400)={0x1, 0x8000, 0x1, 0x3f, 0x4, 0xffffffffffff8000, 0x9, 0xdd85, 0x2e, 0xfffffffffffffff7, 0x0, 0x2}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={0xffffffffffffffff, 0x0, 0x0, 0xf3, &(0x7f00000001c0), &(0x7f0000000280)=""/243, 0x0, 0x8}, 0x28) mount(&(0x7f00008deff8)='./file0\x00', &(0x7f0000343ff8)='./file0\x00', &(0x7f000015bffc)='nfs\x00', 0x0, &(0x7f0000000000)) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/qat_adf_ctl\x00', 0xa0004, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r1, 0xc058534f, &(0x7f00000000c0)={{0x6d, 0x100000001}, 0x1, 0x7ff, 0x7, {0x6}, 0x2951, 0x5}) r2 = syz_open_dev$audion(&(0x7f0000000180)='/dev/audio#\x00', 0xfffffffffffffffc, 0x7fffd) rmdir(&(0x7f0000000380)='./file0\x00') ioctl$KVM_GET_EMULATED_CPUID(r2, 0xc008ae09, &(0x7f00000001c0)=""/67) connect$inet6(r2, &(0x7f0000000240)={0xa, 0x4e27, 0x4, @empty, 0xfffffffffffffff8}, 0x1c) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) openat$cgroup_subtree(r3, &(0x7f0000000080)='cgroup.subtree_control\x00', 0x2, 0x0) 2018/04/03 20:55:22 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f000048d000)={0x26, 'hash\x00', 0x0, 0x0, 'poly1305-simd\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) r2 = open(&(0x7f00004b8ff8)='./file0\x00', 0x28042, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r2, 0xc0206434, &(0x7f0000000000)={0xe2, 0x0, 0x2, 0x1f}) ioctl$DRM_IOCTL_AGP_BIND(r2, 0x40106436, &(0x7f0000000040)={r3, 0x8}) fallocate(r2, 0x0, 0x0, 0x40007) sendfile(r1, r2, &(0x7f0000ccb000), 0x8001) 2018/04/03 20:55:22 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x600080, 0x0) ioctl$TIOCNOTTY(r1, 0x5422) 2018/04/03 20:55:22 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x8c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x30, 0x11, [{@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0x8c}, 0x1}, 0x0) [ 257.901060] ? ksys_write+0x184/0x220 [ 257.901071] ? SyS_read+0x30/0x30 [ 257.901081] ? mm_fault_error+0x2c0/0x2c0 [ 257.901094] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 257.901105] ? ksys_ioctl+0x6c/0xb0 [ 257.901118] SyS_connect+0x24/0x30 [ 257.901127] ? __sys_connect+0x4a0/0x4a0 [ 257.901136] do_syscall_64+0x281/0x940 [ 257.901145] ? vmalloc_sync_all+0x30/0x30 [ 257.901156] ? finish_task_switch+0x1b9/0x970 [ 257.901164] ? finish_task_switch+0x17a/0x970 [ 257.901175] ? syscall_return_slowpath+0x550/0x550 [ 257.901185] ? syscall_return_slowpath+0x2ac/0x550 [ 257.901196] ? prepare_exit_to_usermode+0x350/0x350 [ 257.901208] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 257.901222] ? trace_hardirqs_off_thunk+0x1a/0x1c 2018/04/03 20:55:22 executing program 0: sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="1400cf0000eee04f0e2a00000000000000000000"], 0x14}, 0x1}, 0x0) recvmsg(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) sendto(r0, &(0x7f0000000500)="a79ebd1e504a62284e4425ca289c43de20cb1368db28aee736cc08362f075e1b8c7a13ff51a993598a8d25eacdf47c85de61c374d3b3c0f807378939e407a08a48e3170c9890ceaaa48c2dbeb16d42f9474a2f5fbb43f79dd5b5031e3a1ec7ad560352b12ed2d7a03911781e3b5c7bcb0e377ed1dcd3a43b11b3173358482e4834b83717d6284837f961a3fe40e283a91630bbf42714f0652424979eb27a98059d7647a19378d707db0d55ace736a88df249ff0ca972f6cc12414b974b4b520ffd8930537e865a1309395deeb893cde0a8ba82cf4ce6bbc4441668dc5b96164b44605047", 0xe4, 0x80, &(0x7f0000000080)=@ethernet={0x1, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80) [ 257.901242] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 257.901251] RIP: 0033:0x4552d9 [ 257.901256] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 257.901267] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 257.901273] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 257.901279] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 257.901284] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:22 executing program 0: socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r1 = syz_open_dev$mice(&(0x7f0000000100)='/dev/input/mice\x00', 0x0, 0x200180) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r1, 0x800443d3, &(0x7f0000000280)={{0x6, 0x101, 0x0, 0x5, 0x2, 0xffff}, 0x6, 0x10000}) read(r0, &(0x7f0000000040)=""/163, 0xa3) r2 = socket$netlink(0x10, 0x3, 0x0) syz_open_dev$audion(&(0x7f0000000300)='/dev/audio#\x00', 0x10001, 0x0) sendmsg$nl_netfilter(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) sendmsg$nl_generic(r2, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 257.901290] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000017 [ 258.106484] FAULT_INJECTION: forcing a failure. [ 258.106484] name failslab, interval 1, probability 0, space 0, times 0 [ 258.106497] CPU: 0 PID: 18447 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 258.106505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.106510] Call Trace: [ 258.106527] dump_stack+0x1a7/0x27d [ 258.106542] ? arch_local_irq_restore+0x53/0x53 [ 258.106554] ? __save_stack_trace+0x7e/0xd0 [ 258.106576] should_fail+0x914/0xae0 2018/04/03 20:55:22 executing program 6 (fault-call:2 fault-nth:25): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 258.106591] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.106605] ? trace_event_raw_event_lock+0x340/0x340 [ 258.106616] ? perf_trace_lock+0x900/0x900 [ 258.106627] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 258.106637] ? sctp_connect+0xb4/0xf0 [ 258.106646] ? inet_dgram_connect+0x16b/0x1f0 [ 258.106656] ? __sys_connect+0x213/0x4a0 [ 258.106664] ? SyS_connect+0x24/0x30 [ 258.106674] ? do_syscall_64+0x281/0x940 [ 258.106683] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.106695] ? trace_hardirqs_off+0x10/0x10 [ 258.106707] ? find_held_lock+0x35/0x1d0 [ 258.106727] ? print_irqtrace_events+0x270/0x270 [ 258.106741] ? trace_hardirqs_off+0x10/0x10 [ 258.106756] ? kmem_cache_alloc_trace+0x4dc/0x740 [ 258.106771] ? find_held_lock+0x35/0x1d0 [ 258.106790] ? sctp_bind_addr_state+0x26b/0x3f0 [ 258.106802] ? lock_downgrade+0x980/0x980 [ 258.106819] should_failslab+0xec/0x120 [ 258.106829] kmem_cache_alloc_trace+0x4b/0x740 [ 258.106845] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 258.106859] sctp_add_bind_addr+0xd8/0x460 [ 258.106872] ? sctp_bind_addr_free+0x20/0x20 [ 258.106883] ? rcu_is_watching+0x85/0x130 [ 258.106893] ? __ipv6_addr_type+0x193/0x280 [ 258.106905] ? sctp_v6_scope+0x3f/0x50 [ 258.106915] ? sctp_scope+0x75/0xa0 [ 258.106931] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 258.106947] ? sctp_defaults_init+0xf00/0xf00 [ 258.106959] ? get_random_bytes+0x34/0x40 [ 258.106970] ? sctp_association_new+0x19bb/0x2150 [ 258.106990] ? find_held_lock+0x35/0x1d0 [ 258.107013] sctp_copy_one_addr+0xdc/0x120 [ 258.107023] ? sctp_copy_one_addr+0xdc/0x120 [ 258.107038] sctp_bind_addr_copy+0x167/0x360 [ 258.107053] ? sctp_copy_one_addr+0x120/0x120 [ 258.107065] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 258.107083] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 258.107099] __sctp_connect+0x61d/0xca0 [ 258.107120] ? sctp_wait_for_sndbuf+0x870/0x870 [ 258.107138] ? mark_held_locks+0xaf/0x100 [ 258.107146] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 258.107158] ? __local_bh_enable_ip+0x121/0x230 [ 258.107170] ? lock_sock_nested+0x91/0x110 [ 258.107180] ? trace_hardirqs_on+0xd/0x10 [ 258.107190] ? __local_bh_enable_ip+0x121/0x230 [ 258.107205] sctp_connect+0xb4/0xf0 [ 258.107213] ? sctp_connect+0xb4/0xf0 [ 258.107226] inet_dgram_connect+0x16b/0x1f0 [ 258.107239] __sys_connect+0x213/0x4a0 [ 258.107251] ? SyS_accept+0x30/0x30 [ 258.107269] ? __sb_end_write+0xa0/0xd0 [ 258.107286] ? ksys_write+0x184/0x220 [ 258.107298] ? SyS_read+0x30/0x30 [ 258.107308] ? mm_fault_error+0x2c0/0x2c0 [ 258.107320] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 258.107331] ? ksys_ioctl+0x6c/0xb0 [ 258.107345] SyS_connect+0x24/0x30 [ 258.107354] ? __sys_connect+0x4a0/0x4a0 [ 258.107364] do_syscall_64+0x281/0x940 [ 258.107372] ? vmalloc_sync_all+0x30/0x30 [ 258.107383] ? finish_task_switch+0x1b9/0x970 [ 258.107391] ? finish_task_switch+0x17a/0x970 [ 258.107403] ? syscall_return_slowpath+0x550/0x550 [ 258.107414] ? syscall_return_slowpath+0x2ac/0x550 [ 258.107426] ? prepare_exit_to_usermode+0x350/0x350 [ 258.107438] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 258.107454] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.107471] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.107479] RIP: 0033:0x4552d9 [ 258.107485] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 258.107497] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 258.107503] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 258.107509] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 258.107515] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 258.107521] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000018 [ 258.115096] QAT: Invalid ioctl [ 258.171083] FAULT_INJECTION: forcing a failure. [ 258.171083] name failslab, interval 1, probability 0, space 0, times 0 [ 258.267382] QAT: Invalid ioctl [ 258.270522] CPU: 1 PID: 18452 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 258.270529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.270534] Call Trace: [ 258.270550] dump_stack+0x1a7/0x27d [ 258.270566] ? arch_local_irq_restore+0x53/0x53 [ 258.270587] should_fail+0x914/0xae0 [ 258.323891] FAULT_INJECTION: forcing a failure. [ 258.323891] name failslab, interval 1, probability 0, space 0, times 0 [ 258.327892] ? kstrdup+0x39/0x70 [ 258.327908] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.327917] ? cgroup_mkdir+0x553/0xfd0 [ 258.327927] ? vfs_mkdir+0x390/0x600 [ 258.327936] ? do_mkdirat+0x224/0x2b0 [ 258.327944] ? SyS_mkdir+0x22/0x30 [ 258.327954] ? do_syscall_64+0x281/0x940 [ 258.327966] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.327979] ? find_held_lock+0x35/0x1d0 [ 258.327995] ? find_held_lock+0x35/0x1d0 [ 258.328010] ? __lock_is_held+0xb6/0x140 2018/04/03 20:55:22 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x8c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x30, 0x11, [{@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0x8c}, 0x1}, 0x0) [ 258.328034] ? check_same_owner+0x320/0x320 [ 258.328049] ? rcu_note_context_switch+0x710/0x710 [ 258.328058] ? rcu_read_lock_sched_held+0x108/0x120 [ 258.328070] should_failslab+0xec/0x120 [ 258.328083] kmem_cache_alloc+0x47/0x760 [ 258.731073] ? memcpy+0x45/0x50 [ 258.731084] ? kstrdup+0x59/0x70 [ 258.731099] __kernfs_new_node+0xe9/0x580 [ 258.731111] ? kernfs_dop_revalidate+0x380/0x380 2018/04/03 20:55:22 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = timerfd_create(0x7, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x103080, 0x10) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r1, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x211001}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0xa4, r2, 0x0, 0x70bd2c, 0x25dfdbfd, {0xd}, [@IPVS_CMD_ATTR_SERVICE={0x2c, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x17}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'nq\x00'}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}]}, @IPVS_CMD_ATTR_DAEMON={0x64, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @rand_addr=0x81}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @local={0xfe, 0x80, [], 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x9}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0xa08}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ip6gre0\x00'}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8}]}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000000}, 0x11) getsockname$packet(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000280)=0x14) setsockopt$packet_add_memb(r1, 0x107, 0x1, &(0x7f00000002c0)={r3, 0x1, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) timerfd_settime(r0, 0x0, &(0x7f0000005000)={{0x0, 0x1c9c380}, {0x0, 0x989680}}, &(0x7f0000000fe0)) 2018/04/03 20:55:22 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x8c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x30, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}]}, @policy_type={0xc, 0x10}]}, 0x8c}, 0x1}, 0x0) [ 258.731124] ? kasan_check_read+0x11/0x20 [ 258.731133] ? read_word_at_a_time+0x12/0x20 [ 258.731140] ? strscpy+0x186/0x500 2018/04/03 20:55:22 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x161940, 0x0) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f00000000c0)={0x6, r0, 0x1}) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:22 executing program 3: r0 = socket$bt_cmtp(0x1f, 0x3, 0x5) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f00000000c0)={'gre0\x00', {0x2, 0x4e21, @multicast2=0xe0000002}}) r1 = socket$netlink(0x10, 0x3, 0x4) writev(r1, &(0x7f0000000000)=[{&(0x7f0000000040)="580000001400192340834b80040d8c5602062200010400004001000000005800004824ca944f64009400050028825a003b5fbe907902008000f0fffefffffe03edf8fef5dd00000010000100000a0900fcff4d00040e05a5", 0x58}], 0x1) [ 258.731164] kernfs_new_node+0x80/0xf0 2018/04/03 20:55:22 executing program 7: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000001680)='/dev/vcs\x00', 0x2, 0x0) setns(r0, 0xc000000) pwrite64(r0, &(0x7f00000004c0), 0x0, 0x100000000000) 2018/04/03 20:55:22 executing program 2 (fault-call:4 fault-nth:12): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:22 executing program 6 (fault-call:2 fault-nth:26): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 258.731176] __kernfs_create_file+0x4b/0x320 [ 258.731190] cgroup_addrm_files+0x3c5/0xa70 [ 258.731207] ? cgroup_file_write+0x710/0x710 [ 258.731218] ? __getnstimeofday64+0x317/0x470 [ 258.731229] ? getrawmonotonic64+0x460/0x460 [ 258.731240] ? kasan_check_read+0x11/0x20 [ 258.731248] ? kernfs_active+0xa3/0x170 [ 258.731262] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 258.731270] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 258.731279] ? cgroup_file_name+0x1d0/0x1d0 [ 258.731294] css_populate_dir+0x340/0x420 [ 258.731307] cgroup_mkdir+0x553/0xfd0 [ 258.731315] ? __lock_is_held+0xb6/0x140 [ 258.731329] ? cgroup_destroy_locked+0x750/0x750 [ 258.731339] ? rcu_read_lock_sched_held+0x108/0x120 [ 258.731348] ? kmem_cache_free+0x258/0x2a0 [ 258.731359] ? set_nlink+0x95/0x120 [ 258.731369] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 258.731379] ? kasan_check_write+0x14/0x20 [ 258.731387] ? kernfs_get_active+0xb7/0xf0 [ 258.731395] ? cgroup_destroy_locked+0x750/0x750 [ 258.731405] kernfs_iop_mkdir+0x153/0x1e0 [ 258.731417] vfs_mkdir+0x390/0x600 [ 258.731429] do_mkdirat+0x224/0x2b0 [ 258.731441] ? SyS_mknod+0x40/0x40 [ 258.731451] ? ksys_mount+0xd4/0x120 [ 258.731462] ? do_syscall_64+0xb7/0x940 [ 258.731473] SyS_mkdir+0x22/0x30 [ 258.731480] ? SyS_mkdirat+0x30/0x30 [ 258.731488] do_syscall_64+0x281/0x940 [ 258.731497] ? vmalloc_sync_all+0x30/0x30 [ 258.731506] ? finish_task_switch+0x1b9/0x970 [ 258.731513] ? finish_task_switch+0x17a/0x970 [ 258.731522] ? syscall_return_slowpath+0x550/0x550 [ 258.731532] ? syscall_return_slowpath+0x2ac/0x550 [ 258.731541] ? prepare_exit_to_usermode+0x350/0x350 [ 258.731552] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 258.731564] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.731578] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.731586] RIP: 0033:0x4552d9 [ 258.731590] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 258.731600] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 258.731606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 258.731611] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 258.731616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 258.731621] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000b [ 258.731645] CPU: 0 PID: 18470 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 258.731650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.731653] Call Trace: [ 258.731669] dump_stack+0x1a7/0x27d [ 258.731679] ? arch_local_irq_restore+0x53/0x53 [ 258.731689] ? __save_stack_trace+0x7e/0xd0 [ 258.731697] cgroup: cgroup_addrm_files: failed to add cgroup.threads, err=-12 [ 258.731705] should_fail+0x914/0xae0 [ 258.731715] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 258.731726] ? perf_trace_lock+0x900/0x900 [ 258.731737] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 258.731747] ? sctp_connect+0xb4/0xf0 [ 258.731755] ? inet_dgram_connect+0x16b/0x1f0 [ 258.731764] ? __sys_connect+0x213/0x4a0 [ 258.731771] ? SyS_connect+0x24/0x30 [ 258.731779] ? do_syscall_64+0x281/0x940 [ 258.731787] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.731797] ? trace_hardirqs_off+0x10/0x10 [ 258.731811] ? print_irqtrace_events+0x270/0x270 [ 258.731820] ? trace_hardirqs_off+0x10/0x10 [ 258.731835] ? find_held_lock+0x35/0x1d0 [ 258.731851] ? sctp_bind_addr_state+0x26b/0x3f0 [ 258.731862] ? lock_downgrade+0x980/0x980 [ 258.731877] should_failslab+0xec/0x120 [ 258.731886] kmem_cache_alloc_trace+0x4b/0x740 [ 258.731897] ? lock_acquire+0x1d5/0x580 [ 258.731908] sctp_add_bind_addr+0xd8/0x460 [ 258.731917] ? sctp_bind_addr_free+0x20/0x20 [ 258.731927] ? rcu_is_watching+0x85/0x130 [ 258.731937] ? __ipv6_addr_type+0x193/0x280 [ 258.731943] ? sctp_v4_scope+0xfc/0x130 [ 258.731953] ? sctp_scope+0x75/0xa0 [ 258.731966] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 258.731978] ? sctp_defaults_init+0xf00/0xf00 [ 258.731988] ? get_random_bytes+0x34/0x40 [ 258.731997] ? sctp_association_new+0x19bb/0x2150 [ 258.732018] ? find_held_lock+0x35/0x1d0 [ 258.732034] sctp_copy_one_addr+0xdc/0x120 [ 258.732041] ? sctp_copy_one_addr+0xdc/0x120 [ 258.732053] sctp_bind_addr_copy+0x167/0x360 [ 258.732060] ? kasan_check_read+0x11/0x20 [ 258.732072] ? sctp_copy_one_addr+0x120/0x120 [ 258.732084] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 258.732100] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 258.732115] __sctp_connect+0x61d/0xca0 [ 258.732133] ? sctp_wait_for_sndbuf+0x870/0x870 [ 258.732150] ? mark_held_locks+0xaf/0x100 [ 258.732159] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 258.732171] ? __local_bh_enable_ip+0x121/0x230 [ 258.732181] ? lock_sock_nested+0x91/0x110 [ 258.732190] ? trace_hardirqs_on+0xd/0x10 [ 258.732199] ? __local_bh_enable_ip+0x121/0x230 [ 258.732214] sctp_connect+0xb4/0xf0 [ 258.732222] ? sctp_connect+0xb4/0xf0 [ 258.732232] inet_dgram_connect+0x16b/0x1f0 [ 258.732244] __sys_connect+0x213/0x4a0 [ 258.732256] ? SyS_accept+0x30/0x30 [ 258.732272] ? __sb_end_write+0xa0/0xd0 [ 258.732287] ? ksys_write+0x184/0x220 [ 258.732296] ? SyS_read+0x30/0x30 [ 258.732303] ? mm_fault_error+0x2c0/0x2c0 [ 258.732312] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 258.732320] ? ksys_ioctl+0x6c/0xb0 [ 258.732332] SyS_connect+0x24/0x30 [ 258.732340] ? __sys_connect+0x4a0/0x4a0 [ 258.732348] do_syscall_64+0x281/0x940 [ 258.732356] ? vmalloc_sync_all+0x30/0x30 [ 258.732365] ? finish_task_switch+0x1b9/0x970 [ 258.732372] ? finish_task_switch+0x17a/0x970 [ 258.732382] ? syscall_return_slowpath+0x550/0x550 [ 258.732392] ? syscall_return_slowpath+0x2ac/0x550 [ 258.732403] ? prepare_exit_to_usermode+0x350/0x350 [ 258.732414] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 258.732429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.732443] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.732449] RIP: 0033:0x4552d9 [ 258.732454] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 258.732464] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 258.732468] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 258.732473] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 258.732477] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 258.732482] R13: 000000000000005a R14: 00000000006f3910 R15: 0000000000000019 [ 258.965145] FAULT_INJECTION: forcing a failure. [ 258.965145] name failslab, interval 1, probability 0, space 0, times 0 [ 259.555545] CPU: 1 PID: 18500 Comm: syz-executor6 Not tainted 4.16.0+ #378 [ 259.555551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.555555] Call Trace: [ 259.555572] dump_stack+0x1a7/0x27d [ 259.555582] ? arch_local_irq_restore+0x53/0x53 [ 259.555595] ? __save_stack_trace+0x7e/0xd0 [ 259.587432] should_fail+0x914/0xae0 [ 259.587444] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.596237] ? perf_trace_lock+0x900/0x900 [ 259.596249] ? sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 259.596259] ? sctp_connect+0xb4/0xf0 [ 259.596267] ? inet_dgram_connect+0x16b/0x1f0 [ 259.596276] ? __sys_connect+0x213/0x4a0 [ 259.596283] ? SyS_connect+0x24/0x30 [ 259.596292] ? do_syscall_64+0x281/0x940 [ 259.596304] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 259.631505] ? trace_hardirqs_off+0x10/0x10 [ 259.631519] ? print_irqtrace_events+0x270/0x270 [ 259.631529] ? trace_hardirqs_off+0x10/0x10 [ 259.631543] ? find_held_lock+0x35/0x1d0 [ 259.631560] ? sctp_bind_addr_state+0x26b/0x3f0 [ 259.631571] ? lock_downgrade+0x980/0x980 [ 259.631586] should_failslab+0xec/0x120 [ 259.661702] kmem_cache_alloc_trace+0x4b/0x740 [ 259.661716] ? lock_acquire+0x1d5/0x580 [ 259.661728] ? sctp_v6_cmp_addr+0xb0/0x5d0 [ 259.661740] sctp_add_bind_addr+0xd8/0x460 [ 259.661750] ? sctp_bind_addr_free+0x20/0x20 [ 259.661766] ? rcu_is_watching+0x85/0x130 [ 259.687210] ? __ipv6_addr_type+0x193/0x280 [ 259.687223] ? sctp_v6_scope+0x3f/0x50 [ 259.687233] ? sctp_scope+0x75/0xa0 [ 259.687248] sctp_copy_local_addr_list+0x4bb/0x5e0 [ 259.687259] ? sctp_defaults_init+0xf00/0xf00 [ 259.687268] ? get_random_bytes+0x34/0x40 [ 259.687277] ? sctp_association_new+0x19bb/0x2150 [ 259.687294] ? find_held_lock+0x35/0x1d0 [ 259.687308] sctp_copy_one_addr+0xdc/0x120 [ 259.687317] ? sctp_copy_one_addr+0xdc/0x120 [ 259.730280] sctp_bind_addr_copy+0x167/0x360 [ 259.730292] ? kasan_check_read+0x11/0x20 [ 259.738818] ? sctp_copy_one_addr+0x120/0x120 [ 259.738830] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 259.738846] sctp_assoc_set_bind_addr_from_ep+0x136/0x190 [ 259.738860] __sctp_connect+0x61d/0xca0 [ 259.738875] ? sctp_wait_for_sndbuf+0x870/0x870 [ 259.738888] ? mark_held_locks+0xaf/0x100 [ 259.738894] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 259.738902] ? __local_bh_enable_ip+0x121/0x230 [ 259.738911] ? lock_sock_nested+0x91/0x110 [ 259.738918] ? trace_hardirqs_on+0xd/0x10 [ 259.738925] ? __local_bh_enable_ip+0x121/0x230 [ 259.738935] sctp_connect+0xb4/0xf0 [ 259.738943] ? sctp_connect+0xb4/0xf0 [ 259.738955] inet_dgram_connect+0x16b/0x1f0 [ 259.738967] __sys_connect+0x213/0x4a0 [ 259.738977] ? SyS_accept+0x30/0x30 [ 259.738991] ? __sb_end_write+0xa0/0xd0 [ 259.762165] FAULT_INJECTION: forcing a failure. [ 259.762165] name failslab, interval 1, probability 0, space 0, times 0 [ 259.762448] ? ksys_write+0x184/0x220 [ 259.826753] ? SyS_read+0x30/0x30 [ 259.826764] ? mm_fault_error+0x2c0/0x2c0 [ 259.826777] ? ksys_ioctl+0x6c/0xb0 [ 259.826790] SyS_connect+0x24/0x30 [ 259.826799] ? __sys_connect+0x4a0/0x4a0 [ 259.826809] do_syscall_64+0x281/0x940 [ 259.826816] ? vmalloc_sync_all+0x30/0x30 [ 259.826826] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 259.826835] ? syscall_return_slowpath+0x550/0x550 [ 259.826844] ? syscall_return_slowpath+0x2ac/0x550 [ 259.826859] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 259.826871] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.826884] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 259.826892] RIP: 0033:0x4552d9 [ 259.826896] RSP: 002b:00007f0e0b8a1c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 259.826906] RAX: ffffffffffffffda RBX: 00007f0e0b8a26d4 RCX: 00000000004552d9 [ 259.826911] RDX: 000000000000001c RSI: 0000000020966fe4 RDI: 0000000000000013 [ 259.826917] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 259.826922] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 259.826927] R13: 000000000000005a R14: 00000000006f3910 R15: 000000000000001a [ 259.826948] CPU: 0 PID: 18510 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 259.826953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.826956] Call Trace: [ 259.826967] dump_stack+0x1a7/0x27d [ 259.826976] ? arch_local_irq_restore+0x53/0x53 [ 259.826984] ? finish_task_switch+0x17a/0x970 [ 259.827004] should_fail+0x914/0xae0 [ 259.827016] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 259.827037] ? __sched_text_start+0x8/0x8 [ 259.827047] ? find_held_lock+0x35/0x1d0 [ 259.827060] ? __lock_is_held+0xb6/0x140 [ 259.827078] ? check_same_owner+0x320/0x320 [ 259.827091] ? rcu_read_lock_sched_held+0x108/0x120 [ 259.827104] should_failslab+0xec/0x120 [ 259.827112] kmem_cache_alloc+0x47/0x760 [ 259.827120] ? memcpy+0x45/0x50 [ 259.827129] ? kstrdup+0x59/0x70 [ 259.827143] __kernfs_new_node+0xe9/0x580 [ 259.827152] ? kernfs_dop_revalidate+0x380/0x380 [ 259.827162] ? kasan_check_read+0x11/0x20 [ 259.827169] ? read_word_at_a_time+0x12/0x20 [ 259.827176] ? strscpy+0x186/0x500 [ 259.827190] kernfs_new_node+0x80/0xf0 [ 259.827200] __kernfs_create_file+0x4b/0x320 [ 259.827213] cgroup_addrm_files+0x3c5/0xa70 [ 259.827228] ? cgroup_file_write+0x710/0x710 [ 259.827238] ? __getnstimeofday64+0x317/0x470 [ 259.827248] ? getrawmonotonic64+0x460/0x460 [ 259.827259] ? kasan_check_read+0x11/0x20 [ 259.827267] ? kernfs_active+0xa3/0x170 [ 259.827280] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 259.827288] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 259.827296] ? cgroup_file_name+0x1d0/0x1d0 [ 259.827310] css_populate_dir+0x340/0x420 [ 259.827320] cgroup_mkdir+0x553/0xfd0 [ 259.827327] ? __lock_is_held+0xb6/0x140 [ 259.827339] ? cgroup_destroy_locked+0x750/0x750 [ 259.827348] ? rcu_read_lock_sched_held+0x108/0x120 [ 259.827356] ? kmem_cache_free+0x258/0x2a0 [ 259.827367] ? set_nlink+0x95/0x120 [ 259.827377] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 259.827387] ? kasan_check_write+0x14/0x20 [ 259.827394] ? kernfs_get_active+0xb7/0xf0 [ 259.827400] ? cgroup_destroy_locked+0x750/0x750 [ 259.827408] kernfs_iop_mkdir+0x153/0x1e0 [ 259.827419] vfs_mkdir+0x390/0x600 [ 259.827432] do_mkdirat+0x224/0x2b0 [ 259.827443] ? SyS_mknod+0x40/0x40 [ 259.827452] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 259.827460] ? do_syscall_64+0xb7/0x940 [ 259.827469] SyS_mkdir+0x22/0x30 [ 259.827475] ? SyS_mkdirat+0x30/0x30 [ 259.827481] do_syscall_64+0x281/0x940 [ 259.827488] ? vmalloc_sync_all+0x30/0x30 [ 259.827495] ? finish_task_switch+0x1b9/0x970 [ 259.827501] ? finish_task_switch+0x17a/0x970 [ 259.827509] ? syscall_return_slowpath+0x550/0x550 [ 259.827517] ? syscall_return_slowpath+0x2ac/0x550 [ 259.827525] ? prepare_exit_to_usermode+0x350/0x350 [ 259.827533] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 259.827543] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 259.827555] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 259.827561] RIP: 0033:0x4552d9 [ 259.827565] RSP: 002b:00007fc08e5efc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 259.827578] RAX: ffffffffffffffda RBX: 00007fc08e5f06d4 RCX: 00000000004552d9 [ 259.827582] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 259.827587] RBP: 000000000072bf58 R08: 0000000000000000 R09: 0000000000000000 [ 259.827591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 259.827595] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000c 2018/04/03 20:55:24 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x8c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x30, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}]}, @policy_type={0xc, 0x10}]}, 0x8c}, 0x1}, 0x0) 2018/04/03 20:55:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10, 0x0, 0x0, 0xfffffffffffffffd}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:24 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) accept4$ax25(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x800000000080900) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000080)=[{0x0, 0x3}, {0x0, 0x386}, {0x8, 0x8001}, {0x4, 0x3f}, {0x3, 0x19}, {0x8, 0x8}, {0x2, 0x4}, {0x2, 0xffffffffffffff7f}], 0x8) bind$alg(r0, &(0x7f0000000200)={0x26, 'hash\x00', 0x0, 0x0, 'xcbc(twofish)\x00'}, 0x58) bind$alg(r0, &(0x7f0000000180)={0x26, 'aead\x00', 0x0, 0x0, 'seqiv(rfc4106-gcm-aesni)\x00'}, 0x58) 2018/04/03 20:55:24 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000b55000)={0x2, 0x4e22}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0xfffffffffffffed4, 0x48080, &(0x7f0000303000)={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0xf}}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x17, &(0x7f0000000040), 0x64) r1 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x74, 0x101000) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000100)={0x16, 0x3, 0xfffffffffffffffa}) io_setup(0x2, &(0x7f0000000140)=0x0) io_destroy(r2) r3 = dup3(r0, 0xffffffffffffffff, 0x0) linkat(r1, &(0x7f0000000080)='./file0\x00', r3, &(0x7f00000000c0)='./file0\x00', 0x400) 2018/04/03 20:55:24 executing program 1: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000040), 0x4) bind$inet(0xffffffffffffffff, &(0x7f00008a5ff0)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x11}}, 0x10) ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f00004cfff8)) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000340)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r0, 0x40046104, &(0x7f0000000100)) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000f24000)) close(0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) 2018/04/03 20:55:24 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:24 executing program 7: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x400401, 0x0) ioctl(r0, 0x2270, &(0x7f0000000180)) 2018/04/03 20:55:24 executing program 2 (fault-call:4 fault-nth:13): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 259.827644] cgroup: cgroup_addrm_files: failed to add cgroup.threads, err=-12 [ 260.306626] FAULT_INJECTION: forcing a failure. [ 260.306626] name failslab, interval 1, probability 0, space 0, times 0 [ 260.318082] CPU: 0 PID: 18524 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 260.325094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.334449] Call Trace: [ 260.337041] dump_stack+0x1a7/0x27d [ 260.340682] ? arch_local_irq_restore+0x53/0x53 [ 260.345378] should_fail+0x914/0xae0 [ 260.349100] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:24 executing program 7: r0 = socket$inet6(0x10, 0x3, 0x0) getitimer(0x2, &(0x7f0000000080)) sendmsg(r0, &(0x7f0000000000)={&(0x7f0000000100)=@nl=@proc={0x10}, 0x80, &(0x7f0000002000)=[{&(0x7f0000cdefab)="5500000018007fafb72d1cb2a4a280930206000000a843096c2623692500080021000c00000000000000002028f1c46b7b31afdc1338d54400009b84136ef75afb83de448daa7227c43ab8220000bf0cec6bab91d4", 0x55}], 0x1, &(0x7f0000528000)}, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000040)='/dev/loop#\x00', 0xffffffffffff1b69, 0x0) ioctl$LOOP_CHANGE_FD(r1, 0x4c06, r0) 2018/04/03 20:55:24 executing program 1: r0 = socket(0x11, 0x100000802, 0x0) r1 = syz_open_dev$tun(&(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x2) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={"6966623000faffffffffffffff00", 0x4001}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ifb0\x00', 0xa201}) io_setup(0x469, &(0x7f0000000180)=0x0) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f00000014c0)='/dev/dsp\x00', 0x0, 0x0) ioctl$KVM_SET_TSC_KHZ(r3, 0xaea2, 0x7fff) io_submit(r2, 0x2, &(0x7f00000016c0)=[&(0x7f0000001380)={0x0, 0x0, 0x0, 0x1, 0x0, r1, &(0x7f0000000380)}, &(0x7f0000001500)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f00000013c0), 0x0, 0x0, 0x0, 0x1, r3}]) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000080)={0xffffffffffffffff, {{0xa, 0x4e22, 0x8000, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xf}}, 0xbaf2}}}, 0x88) [ 260.354205] ? trace_event_raw_event_lock+0x340/0x340 [ 260.359406] ? rb_first_postorder+0xa0/0xa0 [ 260.363752] ? trace_event_raw_event_lock+0x340/0x340 [ 260.368943] ? kernfs_add_one+0x50/0x450 [ 260.373010] ? trace_hardirqs_off+0x10/0x10 [ 260.377342] ? find_held_lock+0x35/0x1d0 [ 260.381420] ? __lock_is_held+0xb6/0x140 [ 260.385514] ? check_same_owner+0x320/0x320 [ 260.389854] ? rcu_note_context_switch+0x710/0x710 [ 260.394802] should_failslab+0xec/0x120 [ 260.398786] __kmalloc_track_caller+0x5f/0x760 2018/04/03 20:55:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000000b01040080000000c5000000000000"], 0x14}, 0x1}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:24 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f000067efe4)={0xa, 0x4e20}, 0x1c) pipe2(&(0x7f0000000040)={0xffffffffffffffff}, 0x80000) sendmmsg$nfc_llcp(r1, &(0x7f0000001300)=[{&(0x7f00000000c0)={0x27, 0x0, 0x1, 0x3, 0x4c, 0x1, "fbd95011aac38745eb4ea0ede22bec8a4a13763bc5d3777074a0697f28df85c9df22df7bd8f0a1ab699ec1388fd35e3db0d76f1a4b1ed5bf861d642e661dae", 0x36}, 0x60, &(0x7f0000000180)=[{&(0x7f0000001580)="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", 0x1000}, {&(0x7f0000000140)="6446bab57ff65f2789e232", 0xb}], 0x2, &(0x7f00000035c0)=ANY=[@ANYBLOB="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"], 0x80}, {&(0x7f00000002c0)={0x27, 0x0, 0x1, 0x5, 0x6, 0x993d, "9efa44d95350ec4ab7b54b858148ddb8059f3b2b4344fff0d22de102f1504a213aeb2b64ed4c37fbe4025bea12d8147bcd6595b992a4b5eef6dad649f9c479", 0xc}, 0x60, &(0x7f0000000240)=[{&(0x7f0000000340)="547c251851b5d5df5066f8d0901e5e4c5f01a06271e6811e950a8c1dd7d2ec7699e353f61ea63edcc898c067914dc974000f6d17b3547c009a77feb18b307e81279be06592c7d83ba6d907d165a966fe2c8ced50fd2df9ef3f9cfc2099833535e0d1984d06b5556b57f818cf3a8fd37fef93c8c306c6497c7a4ad706161e9a831f2e2e5e600e76b9ce827917530006bff00eb89d9634103b4e985b777090ba0c296e80cd5ff0e69fd93ee53685b88d21e2f13fbabdf5fd5b853c4c9fc5ae51492823db82670de1618522f5a5495782c5e13abafffa14f3aee64eb4", 0xdb}, {&(0x7f0000000480)="74c003eef7b5790b89c0bb349f5d638cb0068c70a5723ecbf99f8086a965a725035d529075aae00283c9463fe235f1c186ae3102066ce97a3942d5a490787d3a9f4a21a031fa21f22bc75410274d99d66024b604040922", 0x57}, {&(0x7f00000007c0)="03feb78ce3d2c58ebb758ed5415edbcd78636f4967a7f4e20b7aa7bcc874fe79419189d17f05f261d7732de2dbd4caeba388d948e8f848701e4475b8ddfc93c16bd562b71fa1b26d734ad995b6e716ff85b441cc7b67ffee6e69a30bdcf1373e7bdecb712602947af943b00690481c1578ca3d9a0938604c79695417ca11d750ee4b83df30f920c6109567d62dfc71c736e48d3cc80a181b826f5df348e0d1c319bc8d72fc629b6ce5035bddca274729975bdfe79c66634946b34ae7bd1dca12732f0e7dfb4fa27b6ceee0", 0xcb}], 0x3, &(0x7f0000002580)=ANY=[@ANYBLOB="10100000000000000401000000000000bc94ec30e4753ef948da475c1d972b2ceda60c0c2f7ae0bf7189b665851aa4804baa1ba13c71ea53340d1d90b5a04822329b314a368e1980d6873d8495a36d7bd9ad9bd8b5390754a74f3b1cdb9d2ffb4c014dbe5ff7cdd41929d35892f881a2102351ae3675cd444dba4b0939936665c0ca34e6b728c9affca2d29e336e221eb0ee7be1735946ac6a3c93ff202b407e06977e70960583706fb8107922b8d2428cacfb7826cf9d578e751605b8663abba3bb96815a3bec65d1c62cbc46439baf6a89f445ff29309a34c2bb43b02f6543df29b39ea19d8c51a9ef487de83f07895062a22cd611147b615c5765e6f43b5e0df61e567021cab41c0eb0b14d6ef3b38007309d4fe0202507ffddc5007e504b5e6ae636590850c06056bca8e23f8cd1754428d1ee6a34e0b9867d654bd3ce07d8bf6b1e903327645fbecdd8c554feabafe3a1bebbdb00574bd027bd0a3e0914a0dd0aee692ae4e8572b18815bbdd320bcd3af7ec16563b64f536ca9fc2270ffdcaf6d724e686fef3779819f1a60e0ff3c20eeeaebbb31eb57c7a6d055bf51f5e43fa9f170499ba58837b5f66f6992e873e9a2f81853cdf76ee8f9a103f338d735ed836ea608ab722179199ede004f320314dadaf71218e8f89231021efd633c62d7fc3e1f95df18b033486f857daacc42ce971d41ac7a7d88e76a27485a66091eca5ce5dcdca25c9777d422a281fe74bf5a7087aa88ecdc8b6cfcfc342c9eedd34718c504250e1c96ce35c1523d475b6479ed55944c51319123707836553cee6ce22a2b2dcb345c27e31ed8443370346b22051e6977f0452e7131fde742504d4e2a4f909f26250a37b54b69c2b7d7c5a98d0def64a7232dc39e88351987e9c0c6c9dfdff8a124d54006b9f1c3a1a3bbaaf751aae438bca4fc540936406283139a6d6b2478053b0872954c3b74c23b2ba280185f2b779e43f4c35490939e65dee9c0a702efe528e72142408c99859648fb869bbae4744cf92c6d83523144650ffd37fa9102c0c1158bcb316470401c142bddb97098654149544332689ac6fcb164c03e2e22c51ce93699618ddf1b9df2b6194382b57a3330d1ad7c8c89dc3ca23055dbcac396edbda2b828433fd0dc0976c88c18ee35bf42de5112e6f1b780268417188ff3219efa21d9a159b83dde8d500f0e003c424695b87f4804cd80927d2b8a787540342c0d53df227e6bdbf6d1557ec79e70bf4c2d09157a4ce7130236308fc466f7b46784847f476b75a5585e05ef9bce492d81de5cbd6b05c592a87c7b1516e1dd0b9d1b62c92dcf8b3e0e32f63c2c2600795c87d99953567a7dd6dc08ad6e818a1060f56e0d45af4d67bf21b2993e6968529c783b8deb3daf0a8472f868f9e92354638372ae0d9db31243a130ec21e64d34ab19dc319c8624c1360154d5cf29b9330aca810a39a2d22cae6f9a07b95688e98a61ec55aaeb4b5a8dd90f3fb60a2fd2dddb7fe650d3ba4740a30d3ee17306abadcd4d707526c198649b84c2f41b34593b6d9e26e28b00e9b31e47fd58adf5ebdcdf9edd0c8da2ea86ccf451d79b1222fe2c10b87a4fdb57ab0ac8c9186d43ccc47fdbe2fc3ed7cc892f6e66af1de458b349e6f9a7f4f87ec0b294c5412f1ac9997d89a8c17a96b03836c7149e81337f59ce50cb8d94c61511dc8c5c5d46cccb4d2683943c2503150e52427f69169cd328ad3d2394f6425e37372885ea9279370a8c28dc7ef47faede52c62e6a4912dd22dff85fd87ce54eff3725de0f9b119aeb893d1dae286d10495fedd8816c34faa15776ff8dd59acd40370b982f420aa83caad8decd12bcd4ea1760ed597bf46c5dd75a19c32e3d7d9ff2e80d77b19c32939ff00bb181382a885db8381c9ae39e11ef17a2b3a88f5b5e604de983334a571f5857d5c04419e0045010fd169b2faa65100f708b88192bc7c26e25a6b365d5b9ebeab271a3921b2787133f92a585310184c1ba340e25c8840956f27ec7acd879514307d2484eb0bc9f3fe5d5502f570bdf1341280a7f6330cbb4f29f17f774b386dba4abaf1332f007ade1da24e53d8a99538ca9b671eb281088720f2d7d94879031c2a2dc62b8048f962d748660c2658b6b849ae9f9454087cf4143802bf0e9bffb5b29064b718c0e691c1a3bc21113481017b7017fe88d1f3cf685f0edbe0b014de40cd385e834ff59be326eab72fbd822136bb84f6bde6f8a5956526417c0c05bcdc7d0ccf190e39418f99998e9673eb8cd3d4d085decbe5e0d0debc49dd11bb999aced4a62880dcfe7f13c8acc47dce42905faa99af8f723f0379f85b90c5165ba5bd7e3a604d702252fd68643b139d13a862bead3be34c6f4b3985132ff4ff437e1f6a7896309cc4b0eb321e84518782593d33201ce049c9892ca3b0c36aabd1fcfcaf40530251c8c8eb13af5a0c33e56f38607be3cb8d1c64e1df1a9bc667c4fcb8183fa1a96773890f38530dd6e89d9b79a5b226a9855d75c8f4ff940ee342dfe3099327b079c6ec377ff85bf3a8b88f0ef1b5d4d186ac762e6070f3797dd4d3cba178e3bcf9fa50c22c3166c4925e2db4f31bc1f5c854450aba6b6ff23b5a008eb672ebea49df4a3693086f7b9203349ad1ecc28b5c1a4b40a348472a45c66f6aa5d51bdda97e07941e666f5481b466f47bb8b9a93a5ff2afbe5c6761fbab13bc2cf93b159e57c6b2c0ce391676b28e899548299ede47ad6cb0919e2a24483bbbf567230776ce28f9737622117f1a8e0715106e9b0f24f7e580a40419ded3869acb43752de02b334c174a11c461a49a8e9f6bcc79f4ac340f487f4e08b76aff986a12f4650f8646bd44ff32d7e21b15ef14907037089f6ff3cccff8121765c22054b18c1aa7d2a278ce75ad953305c377d94cafd2ffa3b85baecb30b9bde363803220b65fbfa44ec472492a88b248703ada63f9fc342aed389b64ba79e0bc7bf3d07354cb58afacab06d0b416aa8508a0230a7b68ee6e175ce591946f215493a951eabda92d1dbe0761b47cc83bb13687693ea71f9d01dd06700f168432c271af430ef8bf451d76dd66ee09f983326698b2ead033bb23bcfcf44cda3ec3432f9b48be4652e06dd136fb570589a6f81d0c31d43308f847ace5434097edbb09e952ad3d913b998e48c0924521d25c6f2331347ac2e75ce3a53b97b81f3820076208b90fa93cac47a9ac737382db2c5fddbe35a60630c44abfcbc074f4221b502a7067aad10d0bb97a921251117fa460a305506191c5e430ff463991d049773ff262c82c4f01abb88ecc0af8d7749f1d2bc40c15fc437c14962ddf1e0f825dbf00887a8c0d616fcd2a259ba94ba3177c2621a6072cea18de68919aaaefa7597a6802434abaf52fca95975531853d17b053956f36cc4445934c2e78553dfaad0f8ce7f04ceba109fdc3f947e6c3a8d2608764bb14f4c1038a282138c6d0455393b11d1baec51a13055a4ff563b87c4207ee01780b39a27d2bae747f32715b401662c2e15da1dc76ffebbb5ba2a51992220e550b66e6db8b8c3e071d09b71d7d602b402a7f80613f23a665f9c0ce85eabe910750e29e878449b45a3e119da723581bc32558bd8d0eed442341e296634ca9574f80c645e031f3aefb36266af0432b0b7e48c58f81f1177d16904b6641fe01be91ce84a633addfc7d73b49018edf9ea585e6f08afbd9b2c1db2d01e5f1ad639e1518eac31600dfc0f6e583cb5308e9ac8ad33221d4ccbb573707484012bd1ce2415ee32dbaa8d826345285eb43207b4085c615867be89457be6792edf0431d4a574bfa392fcbf7266f6e0250a4654e5467e81fd05d60b0253f01fcdd7aca5c33e4178707a3882a624fe199c2e9c0e5a14ffc35a456c03b230038fc0aad1c869dcbf1886d4ede44065bba7226d7ec03c1416404162bf90259a4e527034a5fd408ee2afaa34b94fc109aa2d40f81d91a49e9b5a7358ee55580afa1439b44af40645d976861a5c4abd28773d9d0417d25fc047d21f1df7e7ac4314057f8c75f765c4fe91bacec75965314ceaf838659600a779177c1428b478c3b4ace242ddebd5cdb3bed314f46898e925011240151d7d405cfe9f7cedf7b61d34806f36fc3bbeefcec74f80615bc0180c8e781b752bf8fba7dade4c9733794213d2a0a8a504c3f4cabb26902807ec226dc77253baf4395b4e3596ba8ece62cb208a9a578209b700a6f0509f93bd941cfe9e19436f5326e872ed28c277e1db1b77176c6ea9a247b1076b879f9fa1c59ab6576f6a7bc997e8e18ed39773ca24d5e428e1af94863788c6658d529a61123926bb56c56de10f1148cf014b650ff3c160e6b405199b71bc1f4ff59a2ba83d9ffd2229edb5b021345ab4944e8a5a0672e2a18e362637b8b077b53fd8d5bac81e13af77576278ac686bf798cec001c0c4ce58d356e44fa676b5a300f559c3fa1ca4cd8655785ea808233e96a303c8abcc084f68460baa91764cc05da39c27e76a7f9b2f7468adf2a37b27bf6e92d82c291dc2f397fc901415e4f23d192a93b0edf7a3ea8da28f5d2163d36ae32b55259ef38c268c29f4d68be9fa67f6c78aded0245d40cbe51dd16533c80e9c6a4831059082a044143e773bd6a5c9d34ff9442144d6cb9e755eaba31360d34529e41dac13e537739b4f6f0ca88520d056e5311bb5093328047acdb509c36b645d9db40358f492026b311f518ab94a39ce0b33f2dafd14501374af707f7a94619dded9412fbecdfab61e8de14de0888133cac0c219050f0df7634ccef1b917fe68fa54167083e31d54a3078f17162b511d820a6bf10f51f0e788ed42d028fbee4bb1cdf530dd81d0497ea3827eaa58f3eec0f02209a5537f196b6bd9486cdd548b486bfb70ff27a56cce71f03536f586c8f70a791315fb582dfd378d2d610665cea2576499dae6c879775d10e036e75e4cc33e4aa006cd3baaa7343289897654ed7ea7125194933c06a40d9f2c83486ff82a603d94099e156f0d391f15b5f16106c93b57f3e47e70a33952765e39f0fc4d15078a748538f168d5aabd413e3fae9eb8b151a55061b531bb7b73a65963fe21f2b9b2a1713802559219923eb37bc11baa27ab09476bbef35a25b7dc0619340263788f999e2848c44d076e6f2077fb4c57a0a4eafbb4a3932eeb12347e0bb2607b347bd1c64951fe64b5505f1961916011436b51a5146a8b59450c91c5c326978851cb1759cb37816bb2fe3612f9e24ef532d3c398dc7ab6d11be38f8744b20e53667eabe8568a1e1836dde8cd04b68788bbd8d1e66cdfa7d473ec302d566029c9befb32202f5e262180814e77daeb27f7904799084cd8e63b1d80f3e62c127bd5e827ae8108fceaf94889c7ebf2db4825547e0087a19aa683221d1153cf1bf5b6b733fbde722100005ab549c91d1c5172b3fb169b1262e63e6094b7a83407397d89d6aee61b46d30221af3cb4f6cd4752f84a3542b64d40cdcdf0370886cbbb60cb6c82d5e6e01c9efe3817af4c42191f108b74d012c4973359aff38ff0cee17d7256ae1e23b91e61e4f5d6a0e2694f157e8c7064c8b4821db54009a9532f9d94031e6866f627de3bcac4862627610470ca808ae45481550e4cffdebf942cad0eb74cd9d3a5d3de03a00d9ca786acad6369d6028f05ab2e25a74ef3141e223892f3ade723d75368941644152b1ba111f7beeed8b4f179dccaa3fe2ca76ac9ab181999eced876643521465edd03bb75be7d15927d62775ca5cea7dbfbd71bad2529e6893fcdfcf98de104f7e18b99dbd4c1b"], 0x1010}, {&(0x7f00000008c0)={0x27, 0x1, 0x2, 0x1, 0x5, 0x6, "db6a422322ebe0a24d328524eef8a7908c53d357255a79ece3a528698d94f6b7bf510145891a6e145d7207ac995820aa8411adc17a9a42f09bed333e8f8793", 0x18}, 0x60, &(0x7f0000000cc0)=[{&(0x7f0000000940)="8a4e399e045c09c820fea8661e479cb0f4f3856b6edac43f0d65d424e98204f2a6cba05a2ac57dff631fb22d19ce5d7dbb2056bae0844eb3a2478e773902c915d48ca859e628e1df3b9d4be0030fe475076855a57f337cfd4553fc8d62adada1a809d952b22962c3d548a4eb72e48fc8d911258ab8bedeecdd31c8683e385f35a3ed31834a0ac2657c417d61458d0139d24ac473f9428e2b704f00dc86a30bca417cd478e2667c474e713d3fcd0c19df5fb2c71c4f6170d7575c4ebbbdf8279b64d1494178f76e083e5c733e0d1b336969382460", 0xd4}, {&(0x7f0000000a40)="4c269113f46efea97d96fe3774435e444b2ab3", 0x13}, {&(0x7f0000000a80)="22468a74245d268f23fd0c0b1bc01f2310a8b9fad6a843223b770c10697effc256a7579648113f4507e5575453fd62b5f5a6ec148ce7fc7a5026cea531c2e24cb54088813c0a5617e3734ad50874333177c54c280d714b11249c5ef7a462c06b47959ae6beeb746f12a9fca66e4f9f66006321c4247eb0bb854214369b66ab4a246c9e777228ce313b5722f4e34dba9d254181318fa798a65137c7762bc5b0d79c4641d86cd24a74de30ad7499680c47288f6b35502ce669e6ac8b363c12932654441b", 0xc3}, {&(0x7f0000000b80)="e06c987589da246b200263b71c98b0180b061c91c7677a09c445e4b4fe100d8d88350c019c5fc8c72f1483e8096905b02926aadf33bfb2b4ba8df3c306dcb9cc1416f01201aa5f9c379444afbba49b", 0x4f}, {&(0x7f0000000c00)="8e4ef9038eca601da4f6e01ac32be4f3d6", 0x11}, {&(0x7f0000000c40)="c0599cebd3c022e44187f9e37b966433ff8de8e0a6d1bada5020d8f832106508e51d866482c328d6cfaf9cdeae1102b13b94f45a1a21f5ac11073dc3faa58aa0ab2f2d0f", 0x44}], 0x6, &(0x7f00000001c0)=ANY=[@ANYBLOB="38000000000000000c0100000300000013736eb2c4c66df8068447ffd2b818041c2a5f075444c779a93380a6182f000000000000000000000000000000000000"], 0x38, 0x40000}, {&(0x7f0000000d80)={0x27, 0x1, 0x1, 0x7, 0x6, 0x3f, "b4ec4a3873e03cb8828ce91a28897b8f0f218801f2bd6259babf4b9fec9dfab3c4eed69cac60892a3090d550a654583b8cad23ec5d46b07bbab8560c5ec544", 0x3d}, 0x60, &(0x7f0000001240)=[{&(0x7f0000000e00)="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", 0xfb}, {&(0x7f0000000f00)}, {&(0x7f0000000f40)="fbef99e90480f82e5150d50534ac5bd0be65d4462f57fdfd", 0x18}, {&(0x7f0000000f80)="0eae9521628767e25f17ad9de812b0712cf1a96ced8f017f6a7206d57d2a66a11f5ec4e6cfe7c5c23eb4", 0x2a}, {&(0x7f0000000fc0)="f691ef", 0x3}, {&(0x7f0000001000)="089906251a8ac77e2990f9016d06e75e46943d9acbec21b9566facce7fce46f5a013fbf4e5885338388e88a7cd5970", 0x2f}, {&(0x7f0000001040)="6091f1d1bc4861a05b49a86c6c31f10ac31136f21615862b87b3a4ac92e2fd3ecc4955beca1b9b39618069bbd94f23bfc058065cac7706e7319a30f7b87fe089b440dfa715c362cd1f13dd74", 0x4c}, {&(0x7f00000010c0)="9d57ec1af6db6836dbfb001b73efd55521fd503eb5b0630a9f66d75195c42bf60dd9ffb896a2ae59e6f6eb91ead2eb9d08dfce56bbeb057557584e18df446d3123c704bc72c292a04a9ffc912f2ee23e9b0e7815e813524b4eee6fb8d38d0cd7b20fa15383bb42272eff044b989c", 0x6e}, {&(0x7f0000001140)="47c89d0af617c09255ba195a2db9b614c40cbb0a974aa27e194a13df48003e6595a6123cde2007246aa0eb7a1b05287061c5583b38e4b57bf432d3625adcf5a258b27597f557bf32f292acf4a96438b824f78ebf21a70ed4019dcfbd24f0b36b61f27eb47453920de6cd783b2c9847d29b810b832085661fdfe86ba9ba6b00bebe830394520b9be277c42fe24faa35ea1c46959226e6c4f5c60f89b8bfec", 0x9e}, {&(0x7f0000001200)="a9b5aa649aa82e9430a6be06dd9c11c402925addf86a43", 0x17}], 0xa, 0x0, 0x0, 0x4000}], 0x4, 0x80) sendto$inet6(r0, &(0x7f00005a0fff)='8', 0x1, 0x0, &(0x7f00007bcfe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto$inet6(r0, &(0x7f0000000080)='{', 0x1, 0x0, 0x0, 0x0) writev(r0, &(0x7f0000000440)=[{&(0x7f0000000280)='h', 0x1}], 0x1) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000f0cffc), 0x4) writev(r0, &(0x7f0000001500)=[{&(0x7f0000000500)="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", 0x2b1}], 0x1) sendto$inet6(r0, &(0x7f0000001540)="dd", 0x1, 0x0, 0x0, 0x0) [ 260.403377] ? kasan_check_read+0x11/0x20 [ 260.407540] ? do_raw_spin_unlock+0x9e/0x310 [ 260.411950] ? kstrdup_const+0x39/0x50 [ 260.415843] ? kasan_check_write+0x14/0x20 [ 260.420087] kstrdup+0x39/0x70 [ 260.423290] kstrdup_const+0x39/0x50 [ 260.427009] __kernfs_new_node+0xa9/0x580 [ 260.431171] ? kernfs_dop_revalidate+0x380/0x380 [ 260.435941] ? kasan_check_read+0x11/0x20 [ 260.440095] ? read_word_at_a_time+0x12/0x20 [ 260.444509] ? strscpy+0x186/0x500 [ 260.448080] kernfs_new_node+0x80/0xf0 [ 260.451973] __kernfs_create_file+0x4b/0x320 [ 260.456393] cgroup_addrm_files+0x3c5/0xa70 [ 260.460738] ? cgroup_file_write+0x710/0x710 [ 260.465162] ? getrawmonotonic64+0x460/0x460 [ 260.469582] ? kasan_check_read+0x11/0x20 [ 260.473733] ? kernfs_active+0xa3/0x170 [ 260.477721] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 260.482650] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 260.487148] ? cgroup_file_name+0x1d0/0x1d0 [ 260.491483] css_populate_dir+0x340/0x420 [ 260.495642] cgroup_mkdir+0x553/0xfd0 [ 260.499444] ? __lock_is_held+0xb6/0x140 2018/04/03 20:55:24 executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_udp_encap(r0, 0x11, 0x64, &(0x7f00000005c0)=0xffffffffffffffe9, 0x4) r1 = socket$packet(0x11, 0x3, 0x300) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x17, &(0x7f0000000000)=0x233, 0x4) r2 = socket$inet6(0xa, 0x6, 0x0) r3 = shmget$private(0x0, 0x3000, 0x200, &(0x7f0000ffb000/0x3000)=nil) shmctl$SHM_UNLOCK(r3, 0xc) bind$inet6(r2, &(0x7f0000c67000)={0xa, 0x4e20}, 0x1c) r4 = syz_open_dev$sndpcmp(&(0x7f0000000680)='/dev/snd/pcmC#D#p\x00', 0x0, 0x10000) ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(r4, 0x4008af23, &(0x7f00000006c0)={0x0, 0x8}) listen(r2, 0x1000008000) ioctl$DRM_IOCTL_SET_UNIQUE(r1, 0x40106410, &(0x7f00000000c0)={0xa6, &(0x7f0000000380)="ec279d03802af9a219fdf69179c932dfd15fa04f940c0fc69ac52cfb59035473ea495c6f2562298b1a32dd7bb34006dfbb3f88a1823d3be1ffbcaec55941b643c6fbb8a93c7f51dd34dac6a99782d2554b487a64905a9636ac47bcca3515b14575b91c76707417c7db7a4ac97067750a3805c0bbe0f486de583bb59dcfd7b4b0584a43e4e1798d13081e00f5614faaa8c06993c246df3ce61964229d0104a136789f58397730"}) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r1, &(0x7f0000000100)={0xe}) r7 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_inet_SIOCSARP(0xffffffffffffffff, 0x8955, &(0x7f00000001c0)={{0x2, 0x4e20, @multicast1=0xe0000001}, {0x306}, 0x26, {0x2, 0x4e26, @rand_addr=0x1}, "7d705f76746930000000000000000080"}) connect$inet(r7, &(0x7f00002f7ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) setsockopt$inet_dccp_int(r6, 0x21, 0x7, &(0x7f00000002c0)=0x400000000000, 0x4) close(r2) sendmmsg(r7, &(0x7f0000d1bf10)=[{{&(0x7f0000000140)=@ax25={0x3, {"a976372427d807"}}, 0x80, &(0x7f0000d73fb0), 0x0, &(0x7f0000000100)}}], 0x159, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r5, 0xc0086420, &(0x7f0000000240)={0x0}) bpf$BPF_PROG_ATTACH(0x8, &(0x7f00000004c0)={r5, r5, 0x0, 0x2}, 0x10) ioctl$DRM_IOCTL_RM_CTX(r6, 0xc0086421, &(0x7f0000000280)={r8, 0x1}) accept(r5, &(0x7f0000000000)=@l2, &(0x7f0000000340)=0x80) setsockopt$packet_tx_ring(r1, 0x107, 0xd, &(0x7f0000003300)=@req3={0x0, 0x1, 0x8, 0x4, 0x7, 0x9, 0x8}, 0x1c) close(r0) ioctl$sock_kcm_SIOCKCMCLONE(r6, 0x89e2, &(0x7f0000000300)={r0}) ioctl$DRM_IOCTL_AGP_INFO(r6, 0x80386433, &(0x7f0000000500)=""/23) mount(&(0x7f0000000540)='./file0\x00', &(0x7f0000000700)='./file0\x00', &(0x7f0000000600)='afs\x00', 0x800010, &(0x7f0000000640)="dc112b628c24bc1eb0aaec983eddddde566c78d7bdd5c75008da13ddc3eb707d9b6915feeffeaa79fc3e2ddaae0873192d5452a14cbcaf") perf_event_open$cgroup(&(0x7f0000000440)={0x5, 0x70, 0x81, 0x2, 0x6, 0x5, 0x0, 0x7ff, 0x400, 0x3, 0xffffffff, 0x81, 0x5, 0x3, 0x647f, 0x85f6, 0x4, 0x100000000, 0x200, 0x0, 0x9, 0x2, 0x7, 0x22, 0x7, 0x7, 0x805, 0x7fff, 0x8, 0xfffffffffffffff8, 0x8, 0x5, 0x401, 0xad, 0x14, 0x9, 0x1, 0x800, 0x0, 0x1, 0x3, @perf_config_ext={0x100000001, 0xb1}, 0x10400, 0x0, 0x5, 0x0, 0x2, 0x7, 0x3}, r5, 0x2, r6, 0xb) [ 260.503523] ? cgroup_destroy_locked+0x750/0x750 [ 260.508280] ? rcu_read_lock_sched_held+0x108/0x120 [ 260.513296] ? kmem_cache_free+0x258/0x2a0 [ 260.517545] ? set_nlink+0x95/0x120 [ 260.521179] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 260.526113] ? kasan_check_write+0x14/0x20 [ 260.530353] ? kernfs_get_active+0xb7/0xf0 [ 260.534589] ? cgroup_destroy_locked+0x750/0x750 [ 260.539354] kernfs_iop_mkdir+0x153/0x1e0 [ 260.543520] vfs_mkdir+0x390/0x600 [ 260.547071] do_mkdirat+0x224/0x2b0 [ 260.550710] ? SyS_mknod+0x40/0x40 [ 260.554270] ? ksys_mount+0xd4/0x120 [ 260.554287] ? do_syscall_64+0xb7/0x940 [ 260.554306] SyS_mkdir+0x22/0x30 [ 260.554317] ? SyS_mkdirat+0x30/0x30 [ 260.554328] do_syscall_64+0x281/0x940 [ 260.554341] ? vmalloc_sync_all+0x30/0x30 [ 260.554355] ? finish_task_switch+0x1b9/0x970 [ 260.554364] ? finish_task_switch+0x17a/0x970 [ 260.554379] ? syscall_return_slowpath+0x550/0x550 [ 260.554393] ? syscall_return_slowpath+0x2ac/0x550 [ 260.554407] ? prepare_exit_to_usermode+0x350/0x350 [ 260.554423] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 260.554444] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.554465] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 260.554473] RIP: 0033:0x4552d9 [ 260.554480] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 260.619625] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 260.619631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 2018/04/03 20:55:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x1c) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100)={0x0, 0x0}, &(0x7f0000000280)=0xc) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000003040)={0x33d8, 0x0, 0xb, 0x401, 0x0, 0x0, {}, [@typed={0x8, 0x47, @pid=r1}, @nested={0x1134, 0x17, [@generic="ec05a21410a77e9174bc7c0978b796f78bac8cd58f6ec6bcbcd16dc1b0acf07cb005384943ab1022f0e9af264c293bed11216610ac1f0f38eae864813cad5f196b3e1792aa96e4dd14832f9d8c3ee4bbf00c", @typed={0x74, 0x3d, @binary="5614751a47c6e6f7d3dd72b1a322029cce20f82480960b6f5b5afaee6dac3ea8146e6eb78ea3749f1b9d08ee7d6d55292f99473c41300377552abf5447e19c21622e138d121bb70bf0d5fd21f0367085aceafd57cd5961b8cb92acd125b687a4dc6203efa4e25ac8009fa67954be57"}, @typed={0x14, 0x54, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @generic="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@typed={0x8, 0x29, @fd=r0}, @typed={0x14, 0x94, @ipv6=@loopback={0x0, 0x1}}]}, @generic="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0x33d8}, 0x1, 0x0, 0x0, 0x4001}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000500)=ANY=[@ANYBLOB="14000000feaa79d9ea024200ff020000000000000000b0aa0000"], 0x14}, 0x1}, 0x0) open_by_handle_at(r0, &(0x7f0000000080)={0x46, 0x2, "079dae0cb1ecdeaf1d053dff84745253d9b3ffa0514fd771891299b86bed423de82ee030446d1224304e3dd100a163f0372761805d58084fcfae758c7843"}, 0x40001) sched_setattr(r1, &(0x7f0000000180)={0x30, 0x6, 0x0, 0x400, 0xcf, 0x2, 0x6, 0x80000000}, 0x0) getsockopt$inet_mreqsrc(r3, 0x0, 0x27, &(0x7f0000000300)={@multicast1, @broadcast, @multicast2}, &(0x7f0000000340)=0xc) setreuid(r2, r2) 2018/04/03 20:55:24 executing program 3: r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f00000001c0)=@file={0x1, "e91f7189591e9233614b00"}, 0xffffff55) getsockname(r0, &(0x7f00000000c0)=@pppoe={0x0, 0x0, {0x0, @random}}, &(0x7f0000000040)=0x80) rename(&(0x7f0000000000)="e91f7189591e9233614b2f", &(0x7f0000000080)="e91f7189591e9233614b2f") 2018/04/03 20:55:24 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23, 0x4}, 0x1c) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(0xffffffffffffffff, 0x12, 0x2, &(0x7f0000000040)=""/4096, &(0x7f0000001040)=0x1000) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x4, @loopback={0x0, 0x1}}, 0x1c) mprotect(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0xa) 2018/04/03 20:55:24 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0x8c, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x30, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}]}, @policy_type={0xc, 0x10}]}, 0x8c}, 0x1}, 0x0) 2018/04/03 20:55:24 executing program 2 (fault-call:4 fault-nth:14): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:24 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001000)={0x26, 'hash\x00', 0x0, 0x0, 'michael_mic\x00'}, 0x58) io_submit(0x0, 0x0, &(0x7f0000000340)) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000412ff8)="3665a1ab415b7ac7", 0x8) write$binfmt_aout(r0, &(0x7f00000005c0)={{0x107, 0x0, 0xf00, 0x110, 0xa0, 0xffffffffffffffff, 0x25d, 0x5cd1}, "58c22d586b748b2a4a763d40284a14ab8d41bd4ce7e94ac3724f2a5461c4ef439e4702a05d9f0c5342aff68c8a32dd0bd33e30c55d7877d825f6dce9edbda13a1f35b4f539d85eaf25f923be5e1c3393663c2d70185ad6cd3223746ced9c422787354ebbf7a5dc0b922ffab2c8", [[], [], [], [], [], [], [], []]}, 0x88d) r1 = accept$alg(r0, 0x0, 0x0) r2 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPIOCSMRU(r2, 0x40047452, &(0x7f00000000c0)=0x9c) r3 = fcntl$getown(r0, 0x9) migrate_pages(r3, 0x200, &(0x7f0000000040)=0x5, &(0x7f0000000080)=0x5) sendmsg$alg(r1, &(0x7f0000b3d000)={0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000000000)="a61e3c6b384eb61858512c2bc5b50d2d82a63c", 0x13}], 0x1, &(0x7f0000000000)}, 0x0) 2018/04/03 20:55:24 executing program 7: r0 = socket$inet6(0xa, 0x80002, 0x88) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e23}, 0x3f) r1 = socket$inet6(0xa, 0x802, 0x89) setsockopt$inet6_udp_int(r1, 0x11, 0x100000000a, &(0x7f0000c29ffc)=0x3, 0x4) recvmsg(r0, &(0x7f0000000380)={&(0x7f0000000140)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @ipv4={[], [], @remote}}}}, 0x80, &(0x7f00000001c0), 0x0, &(0x7f0000000400)=""/158, 0x9e}, 0x2) sendmsg$inet_sctp(r1, &(0x7f0000557fc8)={&(0x7f0000e3aff0)=@in={0x2, 0x4e23}, 0x10, &(0x7f0000b03000)=[{&(0x7f00007fd000)='^', 0x1}], 0x1}, 0x0) bind$pptp(r2, &(0x7f0000000040)={0x18, 0x2, {0x2, @multicast2=0xe0000002}}, 0x1e) 2018/04/03 20:55:24 executing program 1: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000196fe4)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000327f68)=ANY=[@ANYBLOB="0203000211000000000000000000000005000600000000000a00000000000000000000000000000000000000000000000000000000000000030008000200000002000000e0000002000000000000000002000100000000000000f8ffffff000005000500000000000a00000000000000fe8000000000000000000000000000ff0000000000000000"], 0x88}, 0x1}, 0x0) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x4, 0x20400) getsockopt$packet_buf(r1, 0x107, 0x0, &(0x7f0000000040)=""/4096, &(0x7f0000001040)=0x1000) [ 260.619637] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 260.619643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 260.619649] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000d [ 260.619767] cgroup: cgroup_addrm_files: failed to add cgroup.controllers, err=-12 [ 260.786823] FAULT_INJECTION: forcing a failure. [ 260.786823] name failslab, interval 1, probability 0, space 0, times 0 [ 260.798138] CPU: 1 PID: 18557 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 260.805150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.814495] Call Trace: [ 260.817084] dump_stack+0x1a7/0x27d [ 260.820722] ? arch_local_irq_restore+0x53/0x53 [ 260.825399] should_fail+0x914/0xae0 [ 260.829110] ? kstrdup+0x39/0x70 [ 260.832483] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 260.837586] ? cgroup_mkdir+0x553/0xfd0 [ 260.841560] ? vfs_mkdir+0x390/0x600 [ 260.845270] ? do_mkdirat+0x224/0x2b0 [ 260.849066] ? SyS_mkdir+0x22/0x30 [ 260.852599] ? do_syscall_64+0x281/0x940 [ 260.856643] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 260.861992] ? find_held_lock+0x35/0x1d0 [ 260.866045] ? find_held_lock+0x35/0x1d0 [ 260.870091] ? __lock_is_held+0xb6/0x140 [ 260.874143] ? check_same_owner+0x320/0x320 [ 260.878447] ? rcu_note_context_switch+0x710/0x710 [ 260.883354] ? rcu_read_lock_sched_held+0x108/0x120 [ 260.888355] should_failslab+0xec/0x120 [ 260.892309] kmem_cache_alloc+0x47/0x760 [ 260.896350] ? memcpy+0x45/0x50 [ 260.899608] ? kstrdup+0x59/0x70 [ 260.902959] __kernfs_new_node+0xe9/0x580 [ 260.907090] ? kernfs_dop_revalidate+0x380/0x380 [ 260.911828] ? kasan_check_read+0x11/0x20 [ 260.915955] ? read_word_at_a_time+0x12/0x20 [ 260.920343] ? strscpy+0x186/0x500 [ 260.923872] kernfs_new_node+0x80/0xf0 [ 260.927739] __kernfs_create_file+0x4b/0x320 [ 260.932131] cgroup_addrm_files+0x3c5/0xa70 [ 260.936439] ? cgroup_file_write+0x710/0x710 [ 260.940834] ? getrawmonotonic64+0x460/0x460 [ 260.945227] ? kasan_check_read+0x11/0x20 [ 260.949356] ? kernfs_active+0xa3/0x170 [ 260.953312] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 260.958217] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 260.962690] ? cgroup_file_name+0x1d0/0x1d0 [ 260.967001] css_populate_dir+0x340/0x420 [ 260.971138] cgroup_mkdir+0x553/0xfd0 [ 260.974915] ? __lock_is_held+0xb6/0x140 [ 260.978962] ? cgroup_destroy_locked+0x750/0x750 [ 260.983706] ? rcu_read_lock_sched_held+0x108/0x120 [ 260.988701] ? kmem_cache_free+0x258/0x2a0 [ 260.992919] ? set_nlink+0x95/0x120 [ 260.996524] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 261.001432] ? kasan_check_write+0x14/0x20 [ 261.005646] ? kernfs_get_active+0xb7/0xf0 [ 261.009856] ? cgroup_destroy_locked+0x750/0x750 [ 261.014589] kernfs_iop_mkdir+0x153/0x1e0 [ 261.018719] vfs_mkdir+0x390/0x600 [ 261.022242] do_mkdirat+0x224/0x2b0 [ 261.025851] ? SyS_mknod+0x40/0x40 [ 261.029371] ? ksys_mount+0xd4/0x120 [ 261.033065] ? do_syscall_64+0xb7/0x940 [ 261.037029] SyS_mkdir+0x22/0x30 [ 261.040374] ? SyS_mkdirat+0x30/0x30 [ 261.044064] do_syscall_64+0x281/0x940 [ 261.047930] ? vmalloc_sync_all+0x30/0x30 [ 261.052056] ? finish_task_switch+0x1b9/0x970 [ 261.056524] ? finish_task_switch+0x17a/0x970 [ 261.060997] ? syscall_return_slowpath+0x550/0x550 [ 261.065908] ? syscall_return_slowpath+0x2ac/0x550 [ 261.070814] ? prepare_exit_to_usermode+0x350/0x350 [ 261.075807] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 261.081154] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.085985] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 261.091153] RIP: 0033:0x4552d9 [ 261.094319] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 261.102009] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 261.109262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 261.116510] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 261.123757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 261.131004] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000e 2018/04/03 20:55:25 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xac, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}]}, 0xac}, 0x1}, 0x0) 2018/04/03 20:55:25 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000a40)=[{&(0x7f0000000280)="56b9e2a8", 0x4}], 0x1, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000000)) r3 = accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000200), &(0x7f0000000240)=0xe, 0x0) ioctl$KVM_SET_TSS_ADDR(r1, 0xae47, 0xd000) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0xc, 0x4032, r3, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000040)={0x5000}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000000c0)={0x5000, 0x9000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 261.138548] cgroup: cgroup_addrm_files: failed to add cgroup.controllers, err=-12 2018/04/03 20:55:25 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000240)='/dev/autofs\x00', 0x101000, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000280)={{{@in=@dev, @in6=@loopback}}, {{@in6}, 0x0, @in6=@remote}}, &(0x7f0000000380)=0xe8) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r2 = syz_open_procfs(0x0, &(0x7f0000000040)='setgroups\x00') getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e21, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1f, 0x25, 0x800, 0x3, 0x9d}, &(0x7f0000000140)=0x98) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x1f, &(0x7f0000000180)={r3, @in6={{0xa, 0x4e21, 0x9, @mcast1={0xff, 0x1, [], 0x1}, 0x3a2ac}}, 0xffff, 0x10000}, 0x90) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0xfffffffffffffff7, @empty, 0x3}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) fcntl$setpipe(r0, 0x407, 0x4) 2018/04/03 20:55:25 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xac, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}]}, 0xac}, 0x1}, 0x0) 2018/04/03 20:55:25 executing program 1: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x100) ioctl$TCXONC(r0, 0x540a, 0x4) setsockopt$IP_VS_SO_SET_FLUSH(r0, 0x0, 0x485, 0x0, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$sock_int(r1, 0x1, 0x0, &(0x7f0000da3ffc), 0x1) close(r1) 2018/04/03 20:55:25 executing program 3: r0 = socket$inet(0x15, 0x5, 0x0) bind$inet(r0, &(0x7f000001bff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) connect$inet(r0, &(0x7f0000024ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendmsg(r0, &(0x7f0000001480)={0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="10000000000000001414000000000000613372ff993c98c0d74c4c495f5d6f89fccaaca5bebf40466cf386a504b67da2a7b767f0b93cafae4978500400868050f11212485a8eff1a6c28c0ef9dc430b2c8e61e5df4c1879b9ec857acdd86a4714e5df7620896396ba63e83613e4ddb6036b657c178dea8a3853620168c87536dbea31a5f72feb4d98a713f880538a2837e9575e966d55607fd7d8e989fc3d09eb066b3c8e3e3961ff0d6cdb19715c639bd7def70fd81aadcd032ba472d9055d750a085b744c345da94f92648aa05f032d1fd6b7e67ba37278604a0bfef2c573fc015ec3b7e2e90bc"], 0x10}, 0x0) 2018/04/03 20:55:25 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff, 0x20000000000000}, 0x14}, 0x1}, 0x10000000) openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0, 0x10) r1 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x0, 0x4440) ioctl$TIOCGSOFTCAR(r1, 0x5419, &(0x7f0000000100)) 2018/04/03 20:55:25 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xac, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}]}, 0xac}, 0x1}, 0x0) 2018/04/03 20:55:25 executing program 2 (fault-call:4 fault-nth:15): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:25 executing program 4 (fault-call:3 fault-nth:0): perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 261.372355] FAULT_INJECTION: forcing a failure. [ 261.372355] name failslab, interval 1, probability 0, space 0, times 0 [ 261.377817] FAULT_INJECTION: forcing a failure. [ 261.377817] name failslab, interval 1, probability 0, space 0, times 0 [ 261.383720] CPU: 0 PID: 18599 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 261.401820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.411166] Call Trace: [ 261.413746] dump_stack+0x1a7/0x27d [ 261.417370] ? arch_local_irq_restore+0x53/0x53 [ 261.422044] should_fail+0x914/0xae0 [ 261.425751] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.430840] ? trace_event_raw_event_lock+0x340/0x340 [ 261.436025] ? rb_first_postorder+0xa0/0xa0 [ 261.440339] ? trace_event_raw_event_lock+0x340/0x340 [ 261.445518] ? kernfs_add_one+0x50/0x450 [ 261.449567] ? trace_hardirqs_off+0x10/0x10 [ 261.453879] ? find_held_lock+0x35/0x1d0 [ 261.457935] ? __lock_is_held+0xb6/0x140 [ 261.462001] ? check_same_owner+0x320/0x320 [ 261.466321] ? rcu_note_context_switch+0x710/0x710 [ 261.471250] should_failslab+0xec/0x120 [ 261.475214] __kmalloc_track_caller+0x5f/0x760 [ 261.479783] ? kasan_check_read+0x11/0x20 [ 261.483916] ? do_raw_spin_unlock+0x9e/0x310 [ 261.488311] ? kstrdup_const+0x39/0x50 [ 261.492189] ? kasan_check_write+0x14/0x20 [ 261.496416] kstrdup+0x39/0x70 [ 261.499600] kstrdup_const+0x39/0x50 [ 261.503306] __kernfs_new_node+0xa9/0x580 [ 261.507453] ? kernfs_dop_revalidate+0x380/0x380 [ 261.512202] ? kasan_check_read+0x11/0x20 [ 261.516337] ? read_word_at_a_time+0x12/0x20 [ 261.520730] ? strscpy+0x186/0x500 [ 261.524277] kernfs_new_node+0x80/0xf0 [ 261.528155] __kernfs_create_file+0x4b/0x320 [ 261.532560] cgroup_addrm_files+0x3c5/0xa70 [ 261.536883] ? cgroup_file_write+0x710/0x710 [ 261.541288] ? getrawmonotonic64+0x460/0x460 [ 261.545688] ? kasan_check_read+0x11/0x20 [ 261.549824] ? kernfs_active+0xa3/0x170 [ 261.553790] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 261.558705] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 261.563188] ? cgroup_file_name+0x1d0/0x1d0 [ 261.567507] css_populate_dir+0x340/0x420 [ 261.571649] cgroup_mkdir+0x553/0xfd0 [ 261.575437] ? __lock_is_held+0xb6/0x140 [ 261.579498] ? cgroup_destroy_locked+0x750/0x750 [ 261.584245] ? rcu_read_lock_sched_held+0x108/0x120 [ 261.589252] ? kmem_cache_free+0x258/0x2a0 [ 261.593480] ? set_nlink+0x95/0x120 [ 261.597100] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 261.602019] ? kasan_check_write+0x14/0x20 [ 261.606241] ? kernfs_get_active+0xb7/0xf0 [ 261.610460] ? cgroup_destroy_locked+0x750/0x750 [ 261.615210] kernfs_iop_mkdir+0x153/0x1e0 [ 261.619353] vfs_mkdir+0x390/0x600 [ 261.622888] do_mkdirat+0x224/0x2b0 [ 261.626506] ? SyS_mknod+0x40/0x40 [ 261.630036] ? ksys_mount+0xd4/0x120 [ 261.633743] ? do_syscall_64+0xb7/0x940 [ 261.637708] SyS_mkdir+0x22/0x30 [ 261.641061] ? SyS_mkdirat+0x30/0x30 [ 261.644760] do_syscall_64+0x281/0x940 [ 261.648638] ? vmalloc_sync_all+0x30/0x30 [ 261.652775] ? finish_task_switch+0x1b9/0x970 [ 261.657258] ? finish_task_switch+0x17a/0x970 [ 261.661743] ? syscall_return_slowpath+0x550/0x550 [ 261.666662] ? syscall_return_slowpath+0x2ac/0x550 [ 261.671578] ? prepare_exit_to_usermode+0x350/0x350 [ 261.676582] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 261.681939] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.686778] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 261.691951] RIP: 0033:0x4552d9 [ 261.695134] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 261.702837] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 261.710092] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 261.717347] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 261.724604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 261.731863] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000000f [ 261.739148] CPU: 1 PID: 18602 Comm: syz-executor4 Not tainted 4.16.0+ #378 [ 261.739481] cgroup: cgroup_addrm_files: failed to add cgroup.subtree_control, err=-12 [ 261.746150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.746155] Call Trace: [ 261.746171] dump_stack+0x1a7/0x27d [ 261.746185] ? arch_local_irq_restore+0x53/0x53 [ 261.746207] should_fail+0x914/0xae0 [ 261.777999] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 261.783102] ? __task_pid_nr_ns+0x29b/0x540 [ 261.787427] ? find_held_lock+0x35/0x1d0 [ 261.791495] ? find_held_lock+0x35/0x1d0 [ 261.795574] ? check_same_owner+0x320/0x320 [ 261.799901] ? rcu_note_context_switch+0x710/0x710 [ 261.804853] should_failslab+0xec/0x120 [ 261.808829] kmem_cache_alloc_node+0x56/0x760 [ 261.813332] ? netlink_getsockopt+0x680/0x680 [ 261.817830] __alloc_skb+0xf4/0x760 [ 261.821458] ? skb_scrub_packet+0x510/0x510 [ 261.825776] ? _copy_from_user+0x99/0x110 [ 261.829929] ? rw_copy_check_uvector+0x1be/0x280 [ 261.834690] ? import_iovec+0x238/0x430 [ 261.838662] ? security_socket_getpeersec_dgram+0x91/0xc0 [ 261.844200] netlink_sendmsg+0xa9a/0xe80 [ 261.848258] ? netlink_unicast+0x6b0/0x6b0 [ 261.852479] ? security_socket_sendmsg+0x89/0xb0 [ 261.857212] ? netlink_unicast+0x6b0/0x6b0 [ 261.861432] sock_sendmsg+0xca/0x110 [ 261.865129] ___sys_sendmsg+0x767/0x8b0 [ 261.869087] ? copy_msghdr_from_user+0x590/0x590 [ 261.873827] ? __f_unlock_pos+0x19/0x20 [ 261.877783] ? lock_downgrade+0x980/0x980 [ 261.881914] ? kasan_check_write+0x14/0x20 [ 261.886133] ? __fget_light+0x2bc/0x400 [ 261.890086] ? fget_raw+0x20/0x20 [ 261.893518] ? find_held_lock+0x35/0x1d0 [ 261.897564] ? __mutex_unlock_slowpath+0x181/0x7e0 [ 261.902473] ? wait_for_completion+0x770/0x770 [ 261.907044] ? __fdget+0x18/0x20 [ 261.910393] __sys_sendmsg+0x105/0x250 [ 261.914259] ? __sys_sendmsg+0x105/0x250 [ 261.918303] ? SyS_shutdown+0x30/0x30 [ 261.922081] ? __sb_end_write+0xa0/0xd0 [ 261.926041] ? kasan_check_write+0x14/0x20 [ 261.930252] ? fput+0xe0/0x150 [ 261.933425] ? ksys_write+0x184/0x220 [ 261.937211] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 261.942731] SyS_sendmsg+0x29/0x30 [ 261.946253] ? __sys_sendmsg+0x250/0x250 [ 261.950292] do_syscall_64+0x281/0x940 [ 261.954157] ? vmalloc_sync_all+0x30/0x30 [ 261.958286] ? finish_task_switch+0x1b9/0x970 [ 261.962759] ? finish_task_switch+0x17a/0x970 [ 261.967233] ? syscall_return_slowpath+0x550/0x550 [ 261.972145] ? syscall_return_slowpath+0x2ac/0x550 [ 261.977055] ? prepare_exit_to_usermode+0x350/0x350 [ 261.982051] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 261.987397] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.992223] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 261.997388] RIP: 0033:0x4552d9 [ 262.000558] RSP: 002b:00007fa70fc5fc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 262.008248] RAX: ffffffffffffffda RBX: 00007fa70fc606d4 RCX: 00000000004552d9 [ 262.015494] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000015 [ 262.022740] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 262.029985] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 262.037231] R13: 00000000000004ed R14: 00000000006fa6d8 R15: 0000000000000000 2018/04/03 20:55:26 executing program 3: mprotect(&(0x7f0000032000/0x4000)=nil, 0x4000, 0x200000c) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000032ff4)={0x2000}) mprotect(&(0x7f0000032000/0x1000)=nil, 0x1000, 0x5) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cgroup.stat\x00', 0x0, 0x0) ioctl$KVM_GET_PIT2(r0, 0x8070ae9f, &(0x7f0000000040)) setitimer(0x0, &(0x7f0000032fe0)={{}, {0x0, 0x2710}}, 0x0) ioctl$KVM_GET_REG_LIST(r0, 0xc008aeb0, &(0x7f00000000c0)={0x1, [0x8]}) 2018/04/03 20:55:26 executing program 1: r0 = syz_open_dev$tun(&(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket(0x1b, 0xf, 0x4) sendmsg$nfc_llcp(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x27, 0x0, 0x1, 0x7, 0x6, 0x0, "1c61f8dc83497f3a19c4c26801201d7efe5cf595b46a62f334edad422356122ba94eeeebc5c83342c56e50c8ad1832351c94c40eeec2d428b5b08f5c4057f4", 0x12}, 0x60, &(0x7f00000001c0), 0x0, 0x0, 0x0, 0x4000}, 0x0) recvmsg$netrom(r1, &(0x7f0000000040)={&(0x7f0000000440)=@ax25={0x3, {"8aafabddcfcc23"}}, 0x1bd, &(0x7f0000000400)}, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x80000000000001, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r2, 0xc0bc5310, &(0x7f00000002c0)) write(r1, &(0x7f0000000080)="240000005a005f191415f507125a00000903210308001000fff708ff08000300000001", 0x23) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f00000001c0)=0x4) r3 = semget$private(0x0, 0x6, 0x0) unshare(0x40000) semtimedop(r3, &(0x7f00000a8000)=[{0x3, 0xfffffffffffffff9, 0x1000}], 0x1, &(0x7f0000efe000)={0x2000}) semctl$SETALL(r3, 0x0, 0x11, &(0x7f0000003000)=[0x0, 0x0, 0x0, 0x7fff]) semop(r3, &(0x7f0000fcffe2)=[{0x3, 0x4}], 0x1) unshare(0x40600) ioctl$void(r0, 0x5451) r4 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x80000001) r5 = dup2(r4, r0) exit(0x40) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000180)=r5, 0x4) ioctl$TUNSETQUEUE(r5, 0x400454d9, &(0x7f00000003c0)={'erspan0\x00', 0x3fe}) getsockopt$SO_BINDTODEVICE(r2, 0x1, 0x19, &(0x7f0000000000), 0x10) 2018/04/03 20:55:26 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r1 = gettid() fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x2, r1}) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) getsockname$packet(0xffffffffffffff9c, &(0x7f0000000680)={0x0, 0x0, 0x0}, &(0x7f0000000280)=0xffffffffffffffe3) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'ip6tnl0\x00', r1}) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000880)=ANY=[@ANYBLOB="14000000000b010400000000000000000000000075d72aa220397310ba1c3a1d64290add43d6e1438091869e977f066fcc257ae129a2a215b1771a35d214ba4919b6552fa73e8db44fb134b8a33c9ea51eeb47327a71da6c2fd351924e950bacda693c8f139c1c4c12f6b92384ba6fdf95b6361c9ec454ca7266be3261418f479383a1"], 0x14}, 0x1}, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x400, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000340)) r3 = getpid() ptrace$setsig(0x4203, r3, 0x4, &(0x7f0000000600)={0x1d, 0xfffffffeffffffff, 0x200, 0x8}) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockname$packet(r4, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000100)=0x14) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)=ANY=[@ANYBLOB="e8a054c69dba78569bc04b140000004200ff0200"], 0x14}, 0x1}, 0x0) r5 = semget$private(0x0, 0x3, 0x402) r6 = getpid() r7 = getpid() ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000540)={'ip6gretap0\x00', 0x1}) setpgid(r6, r7) ioctl$TIOCLINUX4(r4, 0x541c, &(0x7f0000000500)=0x4) getsockopt$inet_sctp_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000580), &(0x7f00000005c0)=0xb) semctl$GETZCNT(r5, 0x6, 0xf, &(0x7f0000001040)=""/4096) 2018/04/03 20:55:26 executing program 2 (fault-call:4 fault-nth:16): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:26 executing program 5: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/sequencer\x00', 0x800, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f00000005c0)=0x0) r2 = geteuid() getresgid(&(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680)=0x0) r4 = syz_open_dev$sndtimer(&(0x7f00000006c0)='/dev/snd/timer\x00', 0x0, 0x101080) r5 = accept4$inet(0xffffffffffffff9c, &(0x7f0000000700)={0x0, 0x0, @multicast2}, &(0x7f0000000740)=0x10, 0x80800) r6 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000780)='./cgroup.net/syz1\x00', 0x200002, 0x0) r7 = gettid() r8 = getuid() fstat(0xffffffffffffffff, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r10 = fcntl$getown(0xffffffffffffffff, 0x9) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000840)={{{@in6=@ipv4, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@dev}}, &(0x7f0000000940)=0xe8) r12 = getgid() r13 = getpgid(0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000980)={{{@in6=@dev, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@loopback}}, &(0x7f0000000a80)=0xe8) stat(&(0x7f0000000ac0)='./file0\x00', &(0x7f0000000b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$unix(r0, &(0x7f0000000c40)={&(0x7f0000000200)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000000540)=[{&(0x7f0000000280)="38aaf47e7bfbf2becab764dd", 0xc}, {&(0x7f00000002c0)="a421aa36d05a70b0444460a881313cbee7f66cf90733f1cc18183f75dcaa36efd9bf89b3af08218b75fe200599a78f0edb32aa50ad2064103294ad58edcc15", 0x3f}, {&(0x7f0000000300)="22a43ee2e40f4823c2e3d5e21643fde1a614d1ad1dc0166116d1eb3041127d899bee34afa9c7fa8b1ad1e291323e4ce3bba93dccf7a8f9b373416fba76ab69871415665861ccf0b8657997a4855f32ecda03518d48738ce49ea95b5376c60c788f3408cb1508f50885630eed1e405bed4d137b9dfe", 0x75}, {&(0x7f0000000380)="2fc6d2707e9a4eeb9f60db4778e373ea581f71b060d60c78ea965f4f1c8d49d9962e740cc0b7ca63301004528dd60bebe0ed66a4f7aa335f53d2a921bdf7e6df042050fe0bac0468599a4b687051f7f3d417b4a6a0529b277ac3565f2c0a32cf5f6a3d8367e04e6f524e32996a1f8dc89a4a3bb4e1c946791761f5d76ea7adfd96082d1ab761260f4f061424356df0caa0b66adc3c25604852c2672a6fcaed24a5a7b92b647ded5102b782b053c0ff23d9a1886d7c22cbcd15cc03d99fc2fb07b8bf29dbef26", 0xc6}, {&(0x7f0000000480)="7836b86a9501939876b46f45605cf2ba8f1d362820f5fd9db8e657683d19fe1574e02e7b1a71b26d6f01866e07e9c2e6149adec8", 0x34}, {&(0x7f00000004c0)="ac8cde141c05773fc1729fc25dd2affbbf354fb733f3ace1eb64da75d844d55af528b78b9a7a2ae41aa1353ff6dc0d1e489dc0fbf4ccce0916fd88a6025ea686790d30a27e7162d5503af49597a836a7554d27508631ffecc6fcf6c744f574a207198c99a9821fd7cfd9c49c8778337a7516cc2e", 0x74}], 0x6, &(0x7f0000000b80)=[@cred={0x20, 0x1, 0x2, r1, r2, r3}, @rights={0x20, 0x1, 0x1, [r4, r5, r6]}, @cred={0x20, 0x1, 0x2, r7, r8, r9}, @cred={0x20, 0x1, 0x2, r10, r11, r12}, @rights={0x10, 0x1, 0x1}, @cred={0x20, 0x1, 0x2, r13, r14, r15}], 0xb0, 0x4}, 0x1) perf_event_open(&(0x7f0000d2af88)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000000000, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r16 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x200, 0x2000) setsockopt$inet6_tcp_TCP_MD5SIG(r16, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x4e21}}, 0x9, 0x283, 0x7fffffff, "79844494bc545f7cbd02ba54e765c658c2495f332576f15953f8a20245c1910abedda6069541c4fe15ea5e67484c65e101e119f78d6da9aa0b31b52199c492cd79367c3e9d22c422d44e6be3fdce808e"}, 0xd8) r17 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r17, &(0x7f0000dddfc8)={&(0x7f0000f8d000)={0x10}, 0xc, &(0x7f00008a7000)={&(0x7f0000000080)={0x14, 0x3, 0x6, 0x2000000000101}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:26 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0x4, 0x10000) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f0000000100)={0x7ff, 0x8, 0x231e, {r1, r2+10000000}, 0x4, 0x200}) r3 = socket$inet(0x10, 0x3, 0x0) ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x1) sendmsg(r3, &(0x7f0000007fc8)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000000000)="4c0000001000ff20fffefd956fc283b724a600000d00000000060000000000001000010006c41180b598bc593a02001148a730df33a49868c62b2ca654a6613b6aab02000000bc832b0790ed", 0x4c}], 0x1}, 0x0) 2018/04/03 20:55:26 executing program 4 (fault-call:3 fault-nth:1): perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 262.264607] FAULT_INJECTION: forcing a failure. [ 262.264607] name failslab, interval 1, probability 0, space 0, times 0 [ 262.267765] FAULT_INJECTION: forcing a failure. [ 262.267765] name failslab, interval 1, probability 0, space 0, times 0 [ 262.275893] CPU: 0 PID: 18622 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 262.275907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.303417] Call Trace: [ 262.306000] dump_stack+0x1a7/0x27d [ 262.309624] ? arch_local_irq_restore+0x53/0x53 [ 262.314295] should_fail+0x914/0xae0 [ 262.318000] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.323095] ? trace_event_raw_event_lock+0x340/0x340 [ 262.328277] ? rb_first_postorder+0xa0/0xa0 [ 262.332591] ? trace_event_raw_event_lock+0x340/0x340 [ 262.337771] ? kernfs_add_one+0x50/0x450 [ 262.341823] ? trace_hardirqs_off+0x10/0x10 [ 262.346135] ? find_held_lock+0x35/0x1d0 [ 262.350194] ? __lock_is_held+0xb6/0x140 [ 262.354264] ? check_same_owner+0x320/0x320 [ 262.358580] ? rcu_note_context_switch+0x710/0x710 [ 262.363508] should_failslab+0xec/0x120 [ 262.367473] __kmalloc_track_caller+0x5f/0x760 [ 262.372043] ? kasan_check_read+0x11/0x20 [ 262.376180] ? do_raw_spin_unlock+0x9e/0x310 [ 262.380578] ? kstrdup_const+0x39/0x50 [ 262.384451] ? kasan_check_write+0x14/0x20 [ 262.388676] kstrdup+0x39/0x70 [ 262.391857] kstrdup_const+0x39/0x50 [ 262.395564] __kernfs_new_node+0xa9/0x580 [ 262.399705] ? kernfs_dop_revalidate+0x380/0x380 [ 262.404459] ? kasan_check_read+0x11/0x20 [ 262.408592] ? read_word_at_a_time+0x12/0x20 [ 262.412986] ? strscpy+0x186/0x500 [ 262.416531] kernfs_new_node+0x80/0xf0 [ 262.420410] __kernfs_create_file+0x4b/0x320 [ 262.424815] cgroup_addrm_files+0x3c5/0xa70 [ 262.429139] ? cgroup_file_write+0x710/0x710 [ 262.433545] ? getrawmonotonic64+0x460/0x460 [ 262.437945] ? kasan_check_read+0x11/0x20 [ 262.442081] ? kernfs_active+0xa3/0x170 [ 262.446052] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 262.450967] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 262.455456] ? cgroup_file_name+0x1d0/0x1d0 [ 262.459777] css_populate_dir+0x340/0x420 [ 262.463917] cgroup_mkdir+0x553/0xfd0 [ 262.467705] ? __lock_is_held+0xb6/0x140 [ 262.471766] ? cgroup_destroy_locked+0x750/0x750 [ 262.476510] ? rcu_read_lock_sched_held+0x108/0x120 [ 262.481514] ? kmem_cache_free+0x258/0x2a0 [ 262.485744] ? set_nlink+0x95/0x120 [ 262.489369] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 262.494290] ? kasan_check_write+0x14/0x20 [ 262.498511] ? kernfs_get_active+0xb7/0xf0 [ 262.502733] ? cgroup_destroy_locked+0x750/0x750 [ 262.507477] kernfs_iop_mkdir+0x153/0x1e0 [ 262.511621] vfs_mkdir+0x390/0x600 [ 262.515157] do_mkdirat+0x224/0x2b0 [ 262.518777] ? SyS_mknod+0x40/0x40 [ 262.522311] ? ksys_mount+0xd4/0x120 [ 262.526017] ? do_syscall_64+0xb7/0x940 [ 262.529983] SyS_mkdir+0x22/0x30 [ 262.533336] ? SyS_mkdirat+0x30/0x30 [ 262.537043] do_syscall_64+0x281/0x940 [ 262.540919] ? vmalloc_sync_all+0x30/0x30 [ 262.545053] ? finish_task_switch+0x1b9/0x970 [ 262.549535] ? finish_task_switch+0x17a/0x970 [ 262.554023] ? syscall_return_slowpath+0x550/0x550 [ 262.558942] ? syscall_return_slowpath+0x2ac/0x550 [ 262.563861] ? prepare_exit_to_usermode+0x350/0x350 [ 262.568866] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 262.574225] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.579064] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 262.584241] RIP: 0033:0x4552d9 [ 262.587418] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 262.595121] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 262.602376] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 262.609634] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 262.616892] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 262.624148] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000010 [ 262.631433] CPU: 1 PID: 18624 Comm: syz-executor4 Not tainted 4.16.0+ #378 [ 262.631592] cgroup: cgroup_addrm_files: failed to add cgroup.events, err=-12 [ 262.638438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.638443] Call Trace: [ 262.638456] dump_stack+0x1a7/0x27d [ 262.638472] ? arch_local_irq_restore+0x53/0x53 [ 262.665799] ? is_bpf_text_address+0xa4/0x120 [ 262.670304] should_fail+0x914/0xae0 [ 262.674021] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 262.679127] ? save_stack+0xa3/0xd0 [ 262.682750] ? save_stack+0x43/0xd0 [ 262.686367] ? kasan_kmalloc+0xad/0xe0 [ 262.690248] ? kasan_slab_alloc+0x12/0x20 [ 262.694396] ? find_held_lock+0x35/0x1d0 [ 262.698470] ? check_same_owner+0x320/0x320 [ 262.702793] ? rcu_note_context_switch+0x710/0x710 [ 262.707728] should_failslab+0xec/0x120 [ 262.711706] kmem_cache_alloc_node_trace+0x5a/0x760 2018/04/03 20:55:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000080)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde, 0xffffffffffffffff}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:26 executing program 5: capset(&(0x7f0000be6ff8)={0x19980330}, &(0x7f000032e000)) r0 = creat(&(0x7f00000000c0)='./file0/file0\x00', 0x68) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r0, 0x84, 0x79, &(0x7f0000000040)=0x100, 0x4) lsetxattr(&(0x7f0000712ff8)='./file0\x00', &(0x7f0000faffe7)=@known='security.capability\x00', &(0x7f0000000000)="0000000201000000000000010400000000000000", 0x14, 0x0) [ 262.716737] __kmalloc_node_track_caller+0x33/0x70 [ 262.721667] __kmalloc_reserve.isra.39+0x41/0xd0 [ 262.726425] __alloc_skb+0x12a/0x760 [ 262.730137] ? skb_scrub_packet+0x510/0x510 [ 262.734455] ? kasan_check_write+0x14/0x20 [ 262.738685] ? _copy_from_user+0x99/0x110 [ 262.742839] ? rw_copy_check_uvector+0x1be/0x280 [ 262.747597] ? import_iovec+0x238/0x430 [ 262.751569] ? security_socket_getpeersec_dgram+0x91/0xc0 [ 262.757110] netlink_sendmsg+0xa9a/0xe80 [ 262.761175] ? netlink_unicast+0x6b0/0x6b0 [ 262.765409] ? security_socket_sendmsg+0x89/0xb0 [ 262.770163] ? netlink_unicast+0x6b0/0x6b0 [ 262.774398] sock_sendmsg+0xca/0x110 [ 262.778113] ___sys_sendmsg+0x767/0x8b0 [ 262.782091] ? copy_msghdr_from_user+0x590/0x590 [ 262.786854] ? __f_unlock_pos+0x19/0x20 [ 262.790833] ? lock_downgrade+0x980/0x980 [ 262.794982] ? kasan_check_write+0x14/0x20 [ 262.799216] ? __fget_light+0x2bc/0x400 [ 262.803189] ? fget_raw+0x20/0x20 [ 262.806652] ? find_held_lock+0x35/0x1d0 [ 262.810720] ? __mutex_unlock_slowpath+0x181/0x7e0 [ 262.815650] ? wait_for_completion+0x770/0x770 [ 262.820240] ? __fdget+0x18/0x20 [ 262.823610] __sys_sendmsg+0x105/0x250 [ 262.827490] ? __sys_sendmsg+0x105/0x250 [ 262.831555] ? SyS_shutdown+0x30/0x30 [ 262.835361] ? __sb_end_write+0xa0/0xd0 [ 262.839333] ? kasan_check_write+0x14/0x20 [ 262.843560] ? fput+0xe0/0x150 [ 262.846745] ? ksys_write+0x184/0x220 [ 262.846875] netlink: 28 bytes leftover after parsing attributes in process `syz-executor7'. [ 262.850565] SyS_sendmsg+0x29/0x30 [ 262.850576] ? __sys_sendmsg+0x250/0x250 2018/04/03 20:55:26 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) pipe2(&(0x7f00000005c0)={0x0, 0x0}, 0x0) sendto(0xffffffffffffffff, &(0x7f0000000080)="ac0fbf55c3", 0x5, 0x0, &(0x7f0000000200)=@pppoe={0x18, 0x0, {0x0, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, 'ipddp0\x00'}}, 0x80) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r4 = dup3(r3, r2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000decfe0)={0x10005, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SMI(r4, 0xaeb7) ioctl$KVM_RUN(r2, 0xae80, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000400)=[@textreal={0x8, &(0x7f0000000440)="66b8b7d2e5c50f23c80f21f866350c0070000f23f80f1f40000f323d00a0baf80c66b81c6a168e66efbafc0c66eddfaa070036260f0766b8000000000f23c00f21f86635010006000f23f8660fd088670066b97a0800000f32"}], 0x1, 0x0, &(0x7f0000000040), 0x1000000000000072) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe0000/0x18000)=nil, &(0x7f00000000c0)=[@text32={0x20, &(0x7f0000000000)="c4e24947470d66b8bf000f00d8653ef767fc66baf80cb8e0fb4f8bef66bafc0c66edb97e0b0000b82ff11332ba000000000f30440f20c03503000000440f22c0c4c185e955d666b8ad000f00d8673636f46485af0c000000", 0x58}], 0x1, 0x0, &(0x7f00000001c0), 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x6}, &(0x7f00000001c0)=0x18) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000280)={0x0, 0x0, 0x7}, 0x10) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$TUNGETVNETHDRSZ(r1, 0x800454d7, &(0x7f0000000140)) [ 262.850588] do_syscall_64+0x281/0x940 [ 262.850600] ? vmalloc_sync_all+0x30/0x30 [ 262.874634] ? finish_task_switch+0x1b9/0x970 [ 262.879127] ? finish_task_switch+0x17a/0x970 [ 262.883618] ? syscall_return_slowpath+0x550/0x550 [ 262.888545] ? syscall_return_slowpath+0x2ac/0x550 [ 262.893477] ? prepare_exit_to_usermode+0x350/0x350 [ 262.898497] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 262.903862] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.908714] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 262.913901] RIP: 0033:0x4552d9 2018/04/03 20:55:26 executing program 2 (fault-call:4 fault-nth:17): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 262.917087] RSP: 002b:00007fa70fc5fc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 262.924793] RAX: ffffffffffffffda RBX: 00007fa70fc606d4 RCX: 00000000004552d9 [ 262.932064] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000015 [ 262.939330] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 262.946594] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016 [ 262.953851] R13: 00000000000004ed R14: 00000000006fa6d8 R15: 0000000000000001 2018/04/03 20:55:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0xd) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="140000000651d7e09577ec67c6aee28e4b000000"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 262.992312] netlink: 28 bytes leftover after parsing attributes in process `syz-executor7'. [ 263.002700] FAULT_INJECTION: forcing a failure. [ 263.002700] name failslab, interval 1, probability 0, space 0, times 0 [ 263.013994] CPU: 1 PID: 18648 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 263.021013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.030366] Call Trace: [ 263.032960] dump_stack+0x1a7/0x27d [ 263.036588] ? arch_local_irq_restore+0x53/0x53 [ 263.041242] should_fail+0x914/0xae0 [ 263.044935] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.050022] ? trace_event_raw_event_lock+0x340/0x340 [ 263.055193] ? rb_first_postorder+0xa0/0xa0 [ 263.059490] ? trace_event_raw_event_lock+0x340/0x340 [ 263.064663] ? kernfs_add_one+0x50/0x450 [ 263.068700] ? trace_hardirqs_off+0x10/0x10 [ 263.072999] ? find_held_lock+0x35/0x1d0 [ 263.077048] ? __lock_is_held+0xb6/0x140 [ 263.081095] ? check_same_owner+0x320/0x320 [ 263.085395] ? rcu_note_context_switch+0x710/0x710 [ 263.090305] should_failslab+0xec/0x120 [ 263.094268] __kmalloc_track_caller+0x5f/0x760 [ 263.098825] ? kasan_check_read+0x11/0x20 [ 263.102947] ? do_raw_spin_unlock+0x9e/0x310 [ 263.107334] ? kstrdup_const+0x39/0x50 [ 263.111200] ? kasan_check_write+0x14/0x20 [ 263.115412] kstrdup+0x39/0x70 [ 263.118582] kstrdup_const+0x39/0x50 [ 263.122274] __kernfs_new_node+0xa9/0x580 [ 263.126402] ? kernfs_dop_revalidate+0x380/0x380 [ 263.131136] ? kasan_check_read+0x11/0x20 [ 263.135261] ? read_word_at_a_time+0x12/0x20 [ 263.139642] ? strscpy+0x186/0x500 [ 263.143166] kernfs_new_node+0x80/0xf0 [ 263.147034] __kernfs_create_file+0x4b/0x320 [ 263.151422] cgroup_addrm_files+0x3c5/0xa70 [ 263.155726] ? cgroup_file_write+0x710/0x710 [ 263.160116] ? getrawmonotonic64+0x460/0x460 [ 263.164507] ? kasan_check_read+0x11/0x20 [ 263.168629] ? kernfs_active+0xa3/0x170 [ 263.172580] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.177485] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 263.181954] ? cgroup_file_name+0x1d0/0x1d0 [ 263.186257] css_populate_dir+0x340/0x420 [ 263.190385] cgroup_mkdir+0x553/0xfd0 [ 263.194163] ? __lock_is_held+0xb6/0x140 [ 263.198205] ? cgroup_destroy_locked+0x750/0x750 [ 263.202938] ? rcu_read_lock_sched_held+0x108/0x120 [ 263.207928] ? kmem_cache_free+0x258/0x2a0 [ 263.212148] ? set_nlink+0x95/0x120 [ 263.215751] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.220659] ? kasan_check_write+0x14/0x20 [ 263.224869] ? kernfs_get_active+0xb7/0xf0 [ 263.229080] ? cgroup_destroy_locked+0x750/0x750 [ 263.233816] kernfs_iop_mkdir+0x153/0x1e0 [ 263.237943] vfs_mkdir+0x390/0x600 [ 263.241463] do_mkdirat+0x224/0x2b0 [ 263.245068] ? SyS_mknod+0x40/0x40 [ 263.248586] ? ksys_mount+0xd4/0x120 [ 263.252281] ? do_syscall_64+0xb7/0x940 [ 263.256234] SyS_mkdir+0x22/0x30 [ 263.259575] ? SyS_mkdirat+0x30/0x30 [ 263.263263] do_syscall_64+0x281/0x940 [ 263.267128] ? vmalloc_sync_all+0x30/0x30 [ 263.271253] ? finish_task_switch+0x1b9/0x970 [ 263.275719] ? finish_task_switch+0x17a/0x970 [ 263.280190] ? syscall_return_slowpath+0x550/0x550 [ 263.285098] ? syscall_return_slowpath+0x2ac/0x550 [ 263.290005] ? prepare_exit_to_usermode+0x350/0x350 [ 263.295004] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 263.300351] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.305173] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 263.310337] RIP: 0033:0x4552d9 [ 263.313505] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 263.321193] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 263.328437] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 263.335680] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:27 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000d69ff7)='net/unix\x00') ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f000000d000)={{&(0x7f0000909000/0x4000)=nil, 0x4000}, 0x1}) madvise(&(0x7f0000c91000/0x4000)=nil, 0x4000, 0x400000000000000a) clone(0x0, &(0x7f0000001f37), &(0x7f0000001ffc), &(0x7f0000001000), &(0x7f0000007000)) madvise(&(0x7f000092d000/0x400000)=nil, 0x400000, 0x10200000008) ioctl$TIOCSWINSZ(r0, 0x5414, &(0x7f0000000000)={0xf7, 0x0, 0x7, 0x9}) 2018/04/03 20:55:27 executing program 6: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000000)) r1 = syz_open_pts(0xffffffffffffff9c, 0x2) ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000040)={0x6, 0x7, 0x1, 0x5, 0x180000000000000, 0x5, 0x7ff, 0x2, 0x761, 0xfffffffffffffffc}) [ 263.342923] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 263.350168] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000011 [ 263.357709] cgroup: cgroup_addrm_files: failed to add cgroup.events, err=-12 2018/04/03 20:55:27 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:27 executing program 7: r0 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r0, &(0x7f0000000000)={0x18, 0x0, {0x3, @empty, 'bond0\x00'}}, 0xffffffffffffff47) r1 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r1, &(0x7f00000001c0)={0x18, 0x0, {0x3, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 'ip6_vti0\x00'}}, 0x1e) syz_emit_ethernet(0x14, &(0x7f0000000080)={@dev={[0xaa, 0xaa, 0xaa, 0xaa]}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [], {@generic={0x8864, "42a703000000"}}}, &(0x7f0000000100)) 2018/04/03 20:55:27 executing program 2 (fault-call:4 fault-nth:18): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) connect$l2tp(r0, &(0x7f00000000c0)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e21, @multicast2=0xe0000002}, 0x2, 0x0, 0x4, 0x3}}, 0x2e) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], 0x14}, 0x1}, 0x0) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/loop-control\x00', 0x100, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xfffffdb3}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:27 executing program 7: r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000005c0)='/selinux/enforce\x00', 0x0, 0x0) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000000080)={0x2, 0xd7, 0x1, 0xfffffffffffffffc, 0x5, [{0x7, 0x803, 0x65, 0x0, 0x0, 0x800}, {0x3f, 0x3, 0x3, 0x0, 0x0, 0x4}, {0x7, 0x3, 0x81, 0x0, 0x0, 0x1000}, {0x0, 0xa9, 0x7, 0x0, 0x0, 0x3101}, {0x5, 0x8, 0x7f, 0x0, 0x0, 0x200}]}) 2018/04/03 20:55:27 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x8, 0x10000) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000000040)={{0x0, @broadcast=0xffffffff, 0x4e23, 0x1, 'lblcr\x00', 0x24, 0x53ffd932, 0x72}, {@local={0xac, 0x14, 0x14, 0xaa}, 0x4e24, 0x10001, 0x4, 0x9, 0x2}}, 0x44) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:27 executing program 4: pipe(&(0x7f0000000040)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f00000000c0)={0x1, 0x0, 0x1, 0x2}) ioctl$DRM_IOCTL_SG_ALLOC(r0, 0xc0106438, &(0x7f0000000100)={0x3, r1}) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000180), &(0x7f00000001c0)=0x4) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:27 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000f3eff3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x80000, 0x0) ioctl$KVM_GET_PIT2(r2, 0x8070ae9f, &(0x7f0000000080)) lremovexattr(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)=@random={'osx.', '\x00'}) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r1, 0xc0a85352, &(0x7f0000000100)={{}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8abf}) fallocate(r2, 0x1, 0x1000, 0x40) 2018/04/03 20:55:27 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000590fa8)={0x26, 'skcipher\x00', 0x0, 0x0, 'chacha20\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000140)="0a0775b0d5e383e5b3b60ced5c54dbb7295df0df8217ad4000000000000000e6", 0x20) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000000080)='/dev/rtc\x00', 0x1, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f00000000c0)={0x5, 0x0, 0x1, 0x8001}) ioctl$DRM_IOCTL_SG_ALLOC(r1, 0xc0106438, &(0x7f0000000100)={0x101, r2}) r3 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r3, &(0x7f0000f75fc8)={0x0, 0x0, &(0x7f0000805000), 0x0, &(0x7f00002e7000)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) recvmsg(r3, &(0x7f0000000340)={&(0x7f0000000000)=@pppoe={0x0, 0x0, {0x0, @link_local}}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000180)=""/139, 0x8b}], 0x1, &(0x7f0000000280)=""/163, 0xa3}, 0x0) 2018/04/03 20:55:27 executing program 3: r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x2, 0x0) syz_mount_image$minix(&(0x7f0000000080)='minix\x00', &(0x7f00000000c0)='./file0\x00', 0x7ff, 0x2, &(0x7f0000000100)=[{&(0x7f0000000180)="dde4d87c7be813cff0eb041af74e5ef4428c006172987752f07a43fa3a099f6b2f74848860880072c47a0501c1244724ee79c21c5e1ac96168b4ff67a91fc63f27a75d0ca03c87bd2490fc544a47d03951a6bd7e241395f075a62d3b1e77180dc303a18bb0", 0x65, 0x27d}, {&(0x7f0000000200)="717b6f75bbffaa918cfcba88b1cb632f357c9529c7bc87fa7dc837a8633775b59df7c35da2b761537714a22de06043cd27f1653029af4da6db9edee2f8a96265a41e8b9a7dae2f739d6f2735ca4e15e396a8a5c7190187a27fe24e1b6c8cad210b4fe2a8a6988f1673a3029fbfa1b7d63f630e3eeb774f64b20b31405117de2cca5ee9aafd3ebd807910a1f83bebb8bbac2491194a14a17e6778db54b0f702ccb4a1599e6c741a443fbfac779075695446c1fcd9c56c08b01bd8903e56a331f16061e40e1c130e96a916ff4ccd73c0653fa796ed2e9ca7d05a5266a15783e63f95afa6fc", 0xe4, 0x1}], 0x2044, 0x0) ioctl$sock_ipx_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000040)={'ip6gretap0\x00', {0x4, 0x200, 0xb8b, "4d906a072893", 0x4}}) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000480)=0x3f, 0x4) r1 = syz_open_procfs(0x0, &(0x7f0000000400)='ns/cgroup\x00') ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000300)={0x5, 0x0, 0x10001, 0x1000}) openat$vcs(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/vcs\x00', 0x9ee31d17cd87977b, 0x0) ioctl$DRM_IOCTL_GET_MAGIC(r0, 0x80046402, &(0x7f0000000380)=0xfffffffffffffffb) ioctl$DRM_IOCTL_SG_ALLOC(r1, 0xc0106438, &(0x7f0000000340)={0x2ff, r2}) pivot_root(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000440)='./file0\x00') setns(r1, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f0000000140)=0x1e, 0x4) [ 263.661313] FAULT_INJECTION: forcing a failure. [ 263.661313] name failslab, interval 1, probability 0, space 0, times 0 [ 263.672630] CPU: 1 PID: 18694 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 263.679645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.688995] Call Trace: [ 263.691583] dump_stack+0x1a7/0x27d [ 263.696141] ? arch_local_irq_restore+0x53/0x53 [ 263.700822] should_fail+0x914/0xae0 [ 263.704532] ? kstrdup+0x39/0x70 [ 263.707901] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 263.713007] ? cgroup_mkdir+0x553/0xfd0 [ 263.716977] ? vfs_mkdir+0x390/0x600 [ 263.720688] ? do_mkdirat+0x224/0x2b0 [ 263.724484] ? SyS_mkdir+0x22/0x30 [ 263.728025] ? do_syscall_64+0x281/0x940 [ 263.732086] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 263.737453] ? find_held_lock+0x35/0x1d0 [ 263.741520] ? find_held_lock+0x35/0x1d0 [ 263.745587] ? __lock_is_held+0xb6/0x140 [ 263.749663] ? check_same_owner+0x320/0x320 [ 263.753989] ? rcu_note_context_switch+0x710/0x710 [ 263.758917] ? rcu_read_lock_sched_held+0x108/0x120 [ 263.763942] should_failslab+0xec/0x120 [ 263.767924] kmem_cache_alloc+0x47/0x760 [ 263.771981] ? memcpy+0x45/0x50 [ 263.775258] ? kstrdup+0x59/0x70 [ 263.778630] __kernfs_new_node+0xe9/0x580 [ 263.782785] ? kernfs_dop_revalidate+0x380/0x380 [ 263.787547] ? kasan_check_read+0x11/0x20 [ 263.791693] ? read_word_at_a_time+0x12/0x20 [ 263.796096] ? strscpy+0x186/0x500 [ 263.799650] kernfs_new_node+0x80/0xf0 [ 263.803540] __kernfs_create_file+0x4b/0x320 [ 263.807955] cgroup_addrm_files+0x3c5/0xa70 [ 263.812287] ? cgroup_file_write+0x710/0x710 [ 263.816703] ? getrawmonotonic64+0x460/0x460 [ 263.821118] ? kasan_check_read+0x11/0x20 [ 263.825266] ? kernfs_active+0xa3/0x170 [ 263.829248] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.834175] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 263.838670] ? cgroup_file_name+0x1d0/0x1d0 [ 263.842994] css_populate_dir+0x340/0x420 [ 263.847148] cgroup_mkdir+0x553/0xfd0 [ 263.850948] ? __lock_is_held+0xb6/0x140 [ 263.855014] ? cgroup_destroy_locked+0x750/0x750 [ 263.859769] ? rcu_read_lock_sched_held+0x108/0x120 [ 263.864781] ? kmem_cache_free+0x258/0x2a0 [ 263.869017] ? set_nlink+0x95/0x120 [ 263.872641] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.877570] ? kasan_check_write+0x14/0x20 [ 263.881804] ? kernfs_get_active+0xb7/0xf0 [ 263.886034] ? cgroup_destroy_locked+0x750/0x750 [ 263.890786] kernfs_iop_mkdir+0x153/0x1e0 [ 263.894933] vfs_mkdir+0x390/0x600 [ 263.898472] do_mkdirat+0x224/0x2b0 [ 263.902101] ? SyS_mknod+0x40/0x40 [ 263.905640] ? ksys_mount+0xd4/0x120 2018/04/03 20:55:27 executing program 7: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = memfd_create(&(0x7f00000000c0)="70726f63ae6d696d655f74797065776c616e316e6f64657600", 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x5011, r2, 0x0) clone(0x8000000, &(0x7f0000000680)="ade16331440daf72201341d3464f25f850475ac29b63766c3362a977dff1134b43682cee75bb11e975f976cfdff08a3699c3ccaa059c2b05812ca4de8f0f9bdfdb4df8e0378455132b4d1d7a4e56b0535c1241f73f1e9d115b0fc66ca97fc97ad8c3341816e0f08abe7b3b4b673a910eca8913e6", &(0x7f0000000700), &(0x7f0000000740), &(0x7f0000000780)="cba6a61d03e91410a5a2406ea76f49c933f97ef5e3c9c3fc356f03cdc5fd938cf25dcacfb94f61f8a6becbed7a77e0f4022fc323abd16867d617c230f939898a757f344d29610851a1c8c557cbf03d7d3dbe83e9fe3268e619797a19c9cb1346ce0f3ed40ceb1ad2899ce6eff69e413b50445e5a66d5a0f4dc1664ecf088e906f5ff5e92906c01eded6d9979e7a1c0599c4b41ba884b764b0a453151dbbd3173ca87a1859f94124e6383fa0ff3fd03522214f4792f102215179c561b02f15a2804701e80b65ae3645f3d1a4cd82fcad1d311cd30c374b419ee3899c450c4808765cea6532540be7f98") ioctl$KVM_SET_IDENTITY_MAP_ADDR(r1, 0x4008ae48, &(0x7f0000000000)) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000240), &(0x7f0000000040)=0xd9af9a3b3c80c930) getsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f00000002c0)={{{@in=@remote, @in6=@mcast2}}, {{@in=@remote}, 0x0, @in=@loopback}}, &(0x7f00000003c0)=0xe8) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000400), &(0x7f0000000440)=0xc) getpid() fstat(r0, &(0x7f0000000480)) stat(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)) 2018/04/03 20:55:27 executing program 3: r0 = socket$inet6(0xa, 0x5, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x100000d, 0x32, 0xffffffffffffffff, 0x0) sendto$inet6(0xffffffffffffffff, &(0x7f0000001faf)="54f914a0d2c0692f424ebda9d0d59e51d8cfebca9650098bd2998b536de5ae4385432d1895ebc413d9889751d60264d2901cb0d1569dfac9249b61cd52e5f12a1c928c4bb573d18be7f79dfbfdff18b401", 0x51, 0x0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x1c) bind$inet6(r0, &(0x7f0000001ffd)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}}, 0x20) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) r1 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0xff, 0x303001) ioctl$ASHMEM_GET_PROT_MASK(r1, 0x7706, &(0x7f0000000080)) 2018/04/03 20:55:27 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x4) setsockopt$inet6_int(r0, 0x29, 0x19, &(0x7f0000000140)=0x4, 0x19c3e9d177914dfa) syz_extract_tcp_res(&(0x7f0000000000), 0x21, 0x3f) syz_emit_ethernet(0x6e, &(0x7f00000000c0)=ANY=[@ANYBLOB="cd390b081bf2ffffffffffff86dd6002290f00383a000000000000e200000000ffff00000000ff020000000000000000000000000000010200907800000000609433df0000040000000000000000040000000000000001fe800000000000000b00000000000000802a08000000006b"], 0x0) 2018/04/03 20:55:27 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = fcntl$dupfd(r0, 0x0, r0) setsockopt$inet_udp_encap(r1, 0x11, 0x64, &(0x7f0000000000)=0x2a57500562ea8c15, 0x4) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:27 executing program 5: mremap(&(0x7f0000944000/0x2000)=nil, 0x2000, 0x4000, 0x0, &(0x7f0000ffc000/0x4000)=nil) r0 = syz_open_dev$adsp(&(0x7f0000001000)='/dev/adsp#\x00', 0x4, 0xdda001b07a7181f) getpeername$inet6(r0, &(0x7f0000001040)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000001080)=0x1c) msgsnd(0x0, &(0x7f0000000000)={0x2, "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"}, 0xff9, 0x0) [ 263.909352] ? do_syscall_64+0xb7/0x940 [ 263.913324] SyS_mkdir+0x22/0x30 [ 263.916682] ? SyS_mkdirat+0x30/0x30 [ 263.920388] do_syscall_64+0x281/0x940 [ 263.924267] ? vmalloc_sync_all+0x30/0x30 [ 263.928414] ? finish_task_switch+0x1b9/0x970 [ 263.932914] ? finish_task_switch+0x17a/0x970 [ 263.937406] ? syscall_return_slowpath+0x550/0x550 [ 263.942335] ? syscall_return_slowpath+0x2ac/0x550 [ 263.947264] ? prepare_exit_to_usermode+0x350/0x350 [ 263.952274] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 263.957640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.962490] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 263.967675] RIP: 0033:0x4552d9 [ 263.970855] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 263.978558] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 263.985825] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 263.993083] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 264.000334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 264.007587] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000012 [ 264.015139] cgroup: cgroup_addrm_files: failed to add cgroup.events, err=-12 2018/04/03 20:55:28 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = accept4(0xffffffffffffff9c, 0x0, &(0x7f0000000640), 0x80000) getsockopt(r1, 0x80, 0x4aea, &(0x7f0000000680)=""/160, &(0x7f0000000740)=0xa0) r2 = syz_open_dev$amidi(&(0x7f0000000200)='/dev/amidi#\x00', 0x8d1d, 0x2000) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f0000000240)={"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"}) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_CPUID(0xffffffffffffffff, 0x4008ae8a, &(0x7f0000000240)=ANY=[]) ioctl$KVM_SET_SREGS(r4, 0x4138ae84, &(0x7f0000000080)={{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd}) r5 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x2, 0x644240) ioctl$SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE(r5, 0x40045542, &(0x7f00000001c0)=0x7) 2018/04/03 20:55:28 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="1400002b9200000b010400000ce1c2a23805c30ce85ca1d2ffc4b6280000000000000000"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000080)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000100)=[{&(0x7f00000006c0)=""/245, 0x103}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x100000f6, &(0x7f0000000400)=""/222, 0xde}, 0x0) syz_mount_image$vfat(&(0x7f0000000180)='vfat\x00', &(0x7f0000000280)='./file0\x00', 0x7, 0x2, &(0x7f0000000340)=[{&(0x7f0000000500)="c0fb6952ce8e1af5b4982b94fd9c9780e4c9fb3fc754852d29f18136070a09f92f5948736d78a6bf54a0e32a5d1bcf0b4db7d45cc0f3d72c42c66b498af15918ab2abe680385c78796070a6a350b440c8a6fefc55e466d84b22c6cf4a8d73b6a4479c3bf3cd514c42bb98b17e9ecd5490dc39c4d3232c948d6f90711c8f3a17e786078b2db52622637a538c139f23d4280b22621fade7dcbc35638b438f3efb2f0dd3696be8df4c13aa40ba57f1126374cab5797e762492389eeb3dc7a818b160c", 0xc1, 0x4}, {&(0x7f0000000300)="2dea3a680534dadd378d5b9be326d84b4ff4b13e8b4f74d781f0239552bdb7b057e342b5f1a752140f7acb65da7da36788d14ecaa0", 0x35, 0x3}], 0x1092800, &(0x7f0000000600)={[{@gid={'gid', 0x3d, [0x35, 0x36, 0x36, 0x30]}, 0x2c}, {@umask={'umask', 0x3d, [0x37, 0x35, 0x37, 0x31]}, 0x2c}, {@usefree='usefree', 0x2c}, {@nfs_nostale_ro='nfs=nostale_ro', 0x2c}, {@sys_immutable='sys_immutable', 0x2c}, {@umask={'umask', 0x3d, [0x34, 0x36, 0x0]}, 0x2c}, {@quiet='quiet', 0x2c}, {@fmask={'fmask', 0x3d, [0x35, 0x31, 0x35, 0x37, 0x37, 0x33, 0x34, 0x33]}, 0x2c}]}) r2 = fcntl$getown(r1, 0x9) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000000)={0x1c, 0x42, 0x2ff, 0x0, 0x0, {}, [@typed={0x8, 0x83, @pid=r2}]}, 0x1c}, 0x1}, 0x0) 2018/04/03 20:55:28 executing program 4: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cuse\x00', 0x20000, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x2400, 0x115e) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffff2f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000000000, 0x0, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_bp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000000000000}, 0x0, 0x0, r0, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f0000000380)=""/150) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = syz_open_dev$adsp(&(0x7f00000001c0)='/dev/adsp#\x00', 0xfffffffffffffe01, 0x10102) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f00000000c0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYPTR=&(0x7f00000002c0)=ANY=[@ANYBLOB="a1f57ff7fa8b828f4e3da045be1348f2967e8c481cff70eff18b193a1c781f0e50065a5c698002fd6f1f5cd4259963badf765a6a4b39c50a6db40604f79b671719dfd3c2ab69daeb5fcbf65b889797c03a7d5075e7a77b877222dd3183713e9fc00223528babbacd1ca9aaec15ad70ba73ff954c288f0a0e5343836ae1995b6100f872d597004bf442c653a98d38e6b1cba328b2133f836d9b37f1", @ANYRES64=r1, @ANYRES16], @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES16], 0x4}, 0x1}, 0x0) ioctl$DRM_IOCTL_RES_CTX(r2, 0xc0106426, &(0x7f0000000280)={0x7, &(0x7f0000000200)=[{}, {}, {}, {}, {}, {}, {}]}) io_setup(0x4, &(0x7f0000000440)=0x0) io_submit(r4, 0x2, &(0x7f00000006c0)=[&(0x7f0000000580)={0x0, 0x0, 0x0, 0x7, 0x200, r3, &(0x7f0000000480)="89a8ba85c6528a627ff517c79bd9173070af47311e97a3c9ac51172e6120c50cb930c08bfefa972f6167524bc7a77baa9fd820f2d42d2a8667a4a7e694bfb72f24974ccb738ac16044be5375110b540c3e9b9471505faebcd3b264f985b391991e9b2e1d84232bea9473a6195a012e84b556f3518f83c645fdb20341d5091636aa54c32c2e428f72fd33ad21d183dbc6ca3de32abdbbc6ce48818a1c8c81b031b180fec9c469d9576ac425d3788e39772ced67717c61322c2876ab014af2b275c9c3ded36bc35fae9b2d1d549b4f785e3e499f06f5338dd075", 0xd9, 0x20, 0x0, 0x0, r0}, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x7, 0x80000001, r1, &(0x7f00000005c0)="07ee1e7eca12573f3de27e76acaa6c6699a20e94681f15f0118b4f6cecaa1ecc92747f488a8e1bf4c9007eb40c1d0d8aeab75ccdf3ae1100e6a212b7d38a2f7c4b19ba495fda444460d8e453834e51d2aa6c28e99797e2189b19cb6e9801d6dff3a4b06d3e930746e85ff9b11679b8a212ec784aea3f57cf9763ae5830aa974951ea5da703b2411b2e5b7349e1952c8448b8ddeff75ccb039d96", 0x9a, 0x1, 0x0, 0x0, r0}]) ioctl$DRM_IOCTL_WAIT_VBLANK(r0, 0xc018643a, &(0x7f0000000100)={0x0, 0x5, 0x2}) socket$nl_xfrm(0x10, 0x3, 0x6) 2018/04/03 20:55:28 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000340)='/proc/self/net/pfkey\x00', 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f0000000040)) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f00004b5ff0)={0x1, &(0x7f0000acbff8)=[{0x6, 0x0, 0x0, 0x6}]}, 0x10) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000000)={0x7, r0}) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_DEL_SERVICE(r3, &(0x7f00000003c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f0000000640)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="020026bd7000fcdbdf250300000028000100080006006e710000080008003f00000008000800000000800c00070008000000010000000c000100080009003d0a07ff810ec4329c0827a4c56b2dbc36976edda5ac0574cc069f20ceaf7482243ca1ea7df8612e2a58e9b41cd19a13770d9c472a739cc9f1902183432f0eead3abdb3ce963a63e251d96af75e64dd2c1cb85a76f980796fd8f5025300e55744ec708117ce7f158a282501ab05d051088a526230363a0c25b415c012bca48bfcdb4b84aeac8c4f37f327012730a180d908f08"], 0x48}, 0x1, 0x0, 0x0, 0x4004}, 0x801) setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000280)=0x100, 0x4) r5 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000002c0)='net/ptype\x00') ioctl$SNDRV_TIMER_IOCTL_PVERSION(r5, 0x80045400, &(0x7f0000000080)) setsockopt$netrom_NETROM_IDLE(r5, 0x103, 0x7, &(0x7f0000000300)=0x8, 0x4) setsockopt$inet6_int(r2, 0x29, 0x42, &(0x7f000098dffc)=0x6, 0x4) bind$inet6(r2, &(0x7f0000807fe4)={0xa, 0x4e22}, 0x1c) sendto$inet6(r2, &(0x7f0000000200), 0x46, 0x200408d4, &(0x7f000072e000)={0xa, 0x4e22, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendto(r2, &(0x7f000092d000)="d5", 0x1, 0x1, &(0x7f0000ad9000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa]}}, 0x80) recvfrom$inet6(r2, &(0x7f00000001c0)=""/163, 0xa3, 0x2062, 0x0, 0x0) 2018/04/03 20:55:28 executing program 2 (fault-call:4 fault-nth:19): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:28 executing program 5: ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000000)=0x0) ptrace$poke(0x5, r0, &(0x7f0000000040), 0x400) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000d40)=@broute={'broute\x00', 0x20, 0x3, 0x288, [0x0, 0x0, 0x0, 0x0, 0x0, 0x200000c0], 0x0, &(0x7f0000000080), &(0x7f0000000400)=ANY=[@ANYBLOB="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"]}, 0x3b2) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='pids.events\x00', 0x0, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(r2, 0x541b, &(0x7f0000000100)) 2018/04/03 20:55:28 executing program 7: r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x3, 0x100) setsockopt$inet6_dccp_int(r0, 0x21, 0x11, &(0x7f0000000040)=0xe, 0x4) openat(r0, &(0x7f0000000080)='./file0\x00', 0x80000, 0x160) 2018/04/03 20:55:28 executing program 6: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='oom_score_adj\x00') setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00000000c0)={0x4, 0x7, 0x9, 0x0, 0x40000000, 0x4ca, 0x1, 0x400, 0x5, 0x7ff, 0x400}, 0xb) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r1, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) connect$netlink(r2, &(0x7f0000000040)=@proc={0x10, 0x0, 0x25dfdbfb, 0x4200000}, 0xc) [ 264.717436] FAULT_INJECTION: forcing a failure. [ 264.717436] name failslab, interval 1, probability 0, space 0, times 0 [ 264.728722] CPU: 1 PID: 18739 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 264.728872] kernel msg: ebtables bug: please report to author: Wrong len argument [ 264.735724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.735729] Call Trace: [ 264.735748] dump_stack+0x1a7/0x27d [ 264.735763] ? arch_local_irq_restore+0x53/0x53 [ 264.735785] should_fail+0x914/0xae0 [ 264.735796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 264.735809] ? rb_first_postorder+0xa0/0xa0 [ 264.735828] ? find_held_lock+0x35/0x1d0 [ 264.735840] ? __lock_is_held+0xb6/0x140 [ 264.784785] ? check_same_owner+0x320/0x320 [ 264.789096] ? rcu_note_context_switch+0x710/0x710 [ 264.794012] should_failslab+0xec/0x120 [ 264.797973] __kmalloc_track_caller+0x5f/0x760 [ 264.802535] ? kasan_check_read+0x11/0x20 [ 264.806660] ? trace_hardirqs_off+0x10/0x10 [ 264.810978] ? kstrdup_const+0x39/0x50 [ 264.814841] ? kasan_check_write+0x14/0x20 [ 264.819055] kstrdup+0x39/0x70 [ 264.822227] kstrdup_const+0x39/0x50 [ 264.825918] __kernfs_new_node+0xa9/0x580 [ 264.830043] ? kernfs_dop_revalidate+0x380/0x380 [ 264.834778] ? kasan_check_read+0x11/0x20 [ 264.838903] ? read_word_at_a_time+0x12/0x20 [ 264.843287] ? strscpy+0x186/0x500 [ 264.846810] kernfs_new_node+0x80/0xf0 [ 264.850679] __kernfs_create_file+0x4b/0x320 [ 264.855065] cgroup_addrm_files+0x3c5/0xa70 [ 264.859370] ? cgroup_file_write+0x710/0x710 [ 264.863758] ? getrawmonotonic64+0x460/0x460 [ 264.868143] ? kasan_check_read+0x11/0x20 [ 264.872267] ? kernfs_active+0xa3/0x170 [ 264.876219] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 264.881125] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 264.885593] ? cgroup_file_name+0x1d0/0x1d0 [ 264.889896] css_populate_dir+0x340/0x420 [ 264.894029] cgroup_mkdir+0x553/0xfd0 [ 264.897807] ? __lock_is_held+0xb6/0x140 [ 264.901846] ? cgroup_destroy_locked+0x750/0x750 [ 264.906577] ? rcu_read_lock_sched_held+0x108/0x120 [ 264.911569] ? kmem_cache_free+0x258/0x2a0 [ 264.915781] ? set_nlink+0x95/0x120 [ 264.919386] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 264.924290] ? kasan_check_write+0x14/0x20 [ 264.928497] ? kernfs_get_active+0xb7/0xf0 [ 264.932705] ? cgroup_destroy_locked+0x750/0x750 [ 264.937438] kernfs_iop_mkdir+0x153/0x1e0 [ 264.941563] vfs_mkdir+0x390/0x600 [ 264.945083] do_mkdirat+0x224/0x2b0 [ 264.948685] ? SyS_mknod+0x40/0x40 [ 264.952200] ? ksys_mount+0xd4/0x120 [ 264.955890] ? do_syscall_64+0xb7/0x940 [ 264.959840] SyS_mkdir+0x22/0x30 [ 264.963182] ? SyS_mkdirat+0x30/0x30 [ 264.966870] do_syscall_64+0x281/0x940 [ 264.970731] ? vmalloc_sync_all+0x30/0x30 [ 264.974855] ? finish_task_switch+0x1b9/0x970 [ 264.979322] ? finish_task_switch+0x17a/0x970 [ 264.983791] ? syscall_return_slowpath+0x550/0x550 [ 264.988697] ? syscall_return_slowpath+0x2ac/0x550 [ 264.993600] ? prepare_exit_to_usermode+0x350/0x350 [ 264.998591] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 265.003937] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.008757] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 265.013923] RIP: 0033:0x4552d9 [ 265.017090] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 265.024774] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 265.032022] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 265.039269] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 265.046514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 265.053759] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000013 [ 265.061322] cgroup: cgroup_addrm_files: failed to add cgroup.max.descendants, err=-12 2018/04/03 20:55:29 executing program 7: r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000001000)='/dev/rtc\x00', 0x0, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x4024700a, &(0x7f0000002498)) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000040), 0x1) ioctl$TIOCMGET(r0, 0x5415, &(0x7f0000000000)) [ 265.086092] kernel msg: ebtables bug: please report to author: Wrong len argument 2018/04/03 20:55:29 executing program 0: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cuse\x00', 0x0, 0x0) inotify_add_watch(r0, &(0x7f0000000280)='./file0\x00', 0x20) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r1, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r1, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x40, 0x1) ioctl$TIOCMGET(r2, 0x5415, &(0x7f0000000340)) 2018/04/03 20:55:29 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) writev(r0, &(0x7f00000000c0)=[{&(0x7f0000000180)="6529a702aaab5a8a8deb8fc55c67e45f581a9edc18ced9089611278ebc0c6aa0444ad8c589a5b6eaa4b5b8a2d8715afd7b690d74d0ba07559531e5d529573103617e66ad79a12f0f5f5a4a4aa6d323005eb456fe35d48ad3568fe59dded688ea0b1f56f79da415be202c592e0cf7dae8e374c24acbb2934243949d972ec66a8e0ea7d82cdf2dd5b5638d364d9b50f9541bd23375a67bba93c64642afa6c0d9166e6316c15b7d84f5d0a41d5d34a2fe98c1865f9cb0f72415", 0xb8}, {&(0x7f00000002c0)="70b19eeab10c4bc845dad9681fa5a90b753e5266c7c516aa7b723fc5fb8a35c8f6876e45b5c318f0c82aeb3b77dc743bc3d055c4fddaf380999fae717a6cd701310923f88cdb5ec406ab01b9bb942adee0efd7e82a0b2b0c420103d9300fe1803c1e4823ace2115b5c74e52f04835d593e55d14c7f68d4f16ba948646b802787e0755d9e40a27e06869af580ecb9d694fba93f03ae9cc88752de3bb2195cfdc6ccc7acd8004c7709b5a0f1e84a5496356250603e84", 0xb5}, {&(0x7f0000000040)}], 0x3) prctl$getname(0x10, &(0x7f0000000380)=""/191) 2018/04/03 20:55:29 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) close(r0) r1 = socket$alg(0x26, 0x5, 0x0) rt_sigpending(&(0x7f0000000000), 0x8) bind$alg(r0, &(0x7f0000d36000)={0x26, 'skcipher\x00', 0x0, 0x0, 'pcbc(khazad-generic)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000001f3a)="ad56b6c5820faeb995298992ea54c7be", 0x10) r2 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000001340)=[{&(0x7f0000002f80)="af92b02946cc7574aa8e5ab7acc3d6614713177f7e6614cd1850335982678891076a6d4b8a9ae62d7acf0f532e1dc8d86a6d34481b18bd8fe329a76a09a9f823624e7c16ef2b3dfb35df9616d02b35bdb595e7e3ef4e61b58f11c6cd9dbc08e1e5385563d9b9533ae1ec48358eeb1dd501d4d277fcb303939409375bf5ea39e0c12b74be4a24ed973479c4161a4efc9d6ecfd3f166348be648c823021eedd76b1d76a3fa0feade8d15abecf40310810d5eba77d8246a2f1b4f683398be40c79dcd8701b0bd93209d", 0xc8}], 0x1}, 0x0) recvmsg(r2, &(0x7f0000001700)={&(0x7f0000001440)=@in={0x0, 0x0, @remote}, 0x80, &(0x7f00000015c0)=[{&(0x7f0000001f80)=""/4096, 0x1000}], 0x1, &(0x7f0000001600)=""/193, 0xc1}, 0x0) 2018/04/03 20:55:29 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) accept4(r0, &(0x7f0000000040)=@ethernet={0x0, @remote}, &(0x7f00000000c0)=0x80, 0x80800) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:29 executing program 2 (fault-call:4 fault-nth:20): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:29 executing program 5: r0 = syz_open_dev$mice(&(0x7f0000000280)='/dev/input/mice\x00', 0x0, 0x0) ioctl$EVIOCGSND(r0, 0x8040451a, &(0x7f00000002c0)=""/97) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) r4 = dup3(r3, r1, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text16={0x10, &(0x7f0000000040)="0f21316766c74424007e0000006766c7442402c55200006766c744240600000000670f011c240f20c06635000000400f22c066b9800000c00f326635010000000f300f38cbe80fc71d36260f45060500baf80c66b81e39298266efbafc0cec0f009404c7baf80c66b8dd5d498866efbafc0cb0f0ee", 0x75}], 0x1, 0x0, &(0x7f00000001c0), 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) symlink(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='./file0\x00') write$eventfd(0xffffffffffffffff, &(0x7f0000000000), 0x8) ioctl$SNDRV_CTL_IOCTL_PVERSION(r4, 0x80045500, &(0x7f00000001c0)=""/159) [ 265.303736] FAULT_INJECTION: forcing a failure. [ 265.303736] name failslab, interval 1, probability 0, space 0, times 0 [ 265.315121] CPU: 0 PID: 18789 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 265.322154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.331508] Call Trace: [ 265.334090] dump_stack+0x1a7/0x27d [ 265.337708] ? arch_local_irq_restore+0x53/0x53 [ 265.342380] should_fail+0x914/0xae0 [ 265.346079] ? kstrdup+0x39/0x70 [ 265.349432] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.354517] ? cgroup_mkdir+0x553/0xfd0 [ 265.358472] ? vfs_mkdir+0x390/0x600 [ 265.362164] ? do_mkdirat+0x224/0x2b0 [ 265.365945] ? SyS_mkdir+0x22/0x30 [ 265.369468] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 265.374817] ? find_held_lock+0x35/0x1d0 [ 265.378867] ? find_held_lock+0x35/0x1d0 [ 265.382916] ? __lock_is_held+0xb6/0x140 [ 265.386972] ? check_same_owner+0x320/0x320 [ 265.391280] ? rcu_note_context_switch+0x710/0x710 [ 265.396189] ? rcu_read_lock_sched_held+0x108/0x120 [ 265.401191] should_failslab+0xec/0x120 [ 265.405147] kmem_cache_alloc+0x47/0x760 [ 265.409193] ? memcpy+0x45/0x50 [ 265.412455] ? kstrdup+0x59/0x70 [ 265.415809] __kernfs_new_node+0xe9/0x580 [ 265.419945] ? kernfs_dop_revalidate+0x380/0x380 [ 265.424686] ? kasan_check_read+0x11/0x20 [ 265.428812] ? read_word_at_a_time+0x12/0x20 [ 265.433204] ? strscpy+0x186/0x500 [ 265.436741] kernfs_new_node+0x80/0xf0 [ 265.440618] __kernfs_create_file+0x4b/0x320 [ 265.445017] cgroup_addrm_files+0x3c5/0xa70 [ 265.449337] ? cgroup_file_write+0x710/0x710 [ 265.453732] ? getrawmonotonic64+0x460/0x460 [ 265.458129] ? kasan_check_read+0x11/0x20 [ 265.462254] ? kernfs_active+0xa3/0x170 [ 265.466214] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.471124] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 265.475599] ? cgroup_file_name+0x1d0/0x1d0 [ 265.479909] css_populate_dir+0x340/0x420 [ 265.484044] cgroup_mkdir+0x553/0xfd0 [ 265.487826] ? __lock_is_held+0xb6/0x140 [ 265.491877] ? cgroup_destroy_locked+0x750/0x750 [ 265.496616] ? rcu_read_lock_sched_held+0x108/0x120 [ 265.501616] ? kmem_cache_free+0x258/0x2a0 [ 265.505834] ? set_nlink+0x95/0x120 [ 265.509441] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.514353] ? kasan_check_write+0x14/0x20 [ 265.518572] ? kernfs_get_active+0xb7/0xf0 [ 265.522786] ? cgroup_destroy_locked+0x750/0x750 [ 265.527526] kernfs_iop_mkdir+0x153/0x1e0 [ 265.531661] vfs_mkdir+0x390/0x600 [ 265.535187] do_mkdirat+0x224/0x2b0 [ 265.538798] ? SyS_mknod+0x40/0x40 [ 265.542324] ? ksys_mount+0xd4/0x120 [ 265.546025] ? do_syscall_64+0xb7/0x940 [ 265.549984] SyS_mkdir+0x22/0x30 [ 265.553334] ? SyS_mkdirat+0x30/0x30 [ 265.557031] do_syscall_64+0x281/0x940 [ 265.560903] ? vmalloc_sync_all+0x30/0x30 [ 265.565034] ? kasan_check_write+0x14/0x20 [ 265.569247] ? finish_task_switch+0x284/0x970 [ 265.573725] ? syscall_return_slowpath+0x550/0x550 [ 265.578637] ? syscall_return_slowpath+0x2ac/0x550 [ 265.583548] ? prepare_exit_to_usermode+0x350/0x350 [ 265.588549] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 265.593904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.598737] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 265.603905] RIP: 0033:0x4552d9 [ 265.607072] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 265.614764] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 265.622023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 265.629275] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 265.636524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 265.643775] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000014 2018/04/03 20:55:29 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 265.651368] cgroup: cgroup_addrm_files: failed to add cgroup.max.descendants, err=-12 2018/04/03 20:55:29 executing program 1: rt_sigsuspend(&(0x7f0000057ff8), 0xfffffffffffffff8) r0 = semget$private(0x0, 0x2, 0x1c0) r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000300)='/dev/mixer\x00', 0x1, 0x0) ioctl$sock_inet_SIOCDELRT(r1, 0x890c, &(0x7f0000000280)={0x8, {0x2, 0x4e23, @multicast1=0xe0000001}, {0x2, 0x4e23, @broadcast=0xffffffff}, {0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, 0x44, 0x0, 0xffff, 0x4, 0x1f, &(0x7f0000000240)='bcsf0\x00', 0x3220000000, 0x7fff, 0x4}) semctl$GETVAL(r0, 0x2, 0xc, &(0x7f0000000340)=""/126) getsockopt$packet_int(r1, 0x107, 0xe, &(0x7f0000000180), &(0x7f0000000200)=0x4) write$cgroup_type(r1, &(0x7f00000001c0)='threaded\x00', 0xffffffffffffff61) r2 = syz_open_dev$audion(&(0x7f0000000000)='/dev/audio#\x00', 0x4, 0x200) accept$inet6(r2, &(0x7f0000000100)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000000140)=0x1c) accept4$unix(r2, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e, 0x80000) semget(0x1, 0x3, 0x8) 2018/04/03 20:55:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000000b01040050ed9a81b5cd69fe653b00"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:29 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x6, 0x2) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000000040)={0x2}) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x0, 0x0) 2018/04/03 20:55:29 executing program 7: r0 = socket(0x11, 0x4000000000080003, 0x0) sendmmsg(r0, &(0x7f0000003e80)=[{{&(0x7f0000000040)=@in6={0xa, 0x0, 0x3, @mcast1={0xff, 0x1, [], 0x1}}, 0x80, &(0x7f0000000300), 0x0, &(0x7f0000000280)}}, {{&(0x7f0000000080)=@nfc_llcp={0x27, 0x1, 0x0, 0x0, 0x0, 0x0, "99066c9aa4c2fbbf0aecb573b9d1bdc8be397716e627f0d1865ea32e0822c1026f14d27d9eb2214e9b34beb87de5d3aab05c161c037b28907fcb4fa979f696"}, 0x80, &(0x7f0000000f80), 0x0, &(0x7f0000000700)}}], 0x2, 0x0) 2018/04/03 20:55:29 executing program 2 (fault-call:4 fault-nth:21): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:29 executing program 1: r0 = socket$can_raw(0x1d, 0x3, 0x1) readv(r0, &(0x7f0000000200)=[{&(0x7f0000000040)=""/67, 0x43}, {&(0x7f00000000c0)=""/198, 0xc6}], 0x2) close(r0) syz_open_dev$sg(&(0x7f00000001c0)='/dev/sg#\x00', 0x0, 0x20003) ioctl$sock_SIOCINQ(r0, 0xc0189436, &(0x7f0000000000)) 2018/04/03 20:55:29 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_XCRS(r0, 0x4188aea7, &(0x7f0000000180)={0xa, 0x0, [{0x480000000, 0x0, 0x86}, {0x2, 0x0, 0x7}, {0x0, 0x0, 0x3}, {0x1, 0x0, 0xfffffffffffffffe}, {0x1000, 0x0, 0x509}, {0x6, 0x0, 0x81}, {0x7, 0x0, 0x80}, {0x54, 0x0, 0x100}, {0x10000, 0x0, 0x3}, {0x611, 0x0, 0xff}]}) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0xfffffffffffffe01, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000300)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r1, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x34, r2, 0x1, 0x70bd2b, 0x25dfdbfb, {0xc}, [@IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}]}]}, 0x34}, 0x1, 0x0, 0x0, 0x2404c085}, 0x800) r3 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000400)="040180fa00006400c336a6f632c96ef0") ioctl$FIONREAD(r3, 0x541b, &(0x7f00000000c0)) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r3, 0xc08c5334, &(0x7f0000000440)={0x5, 0x97c6, 0x1000, 'queue1\x00', 0x8}) r4 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r4, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0x20000, 0x0) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x0, 0x40, 0x0, 0x4}, &(0x7f0000000300)=0x14) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000340)={r2, 0x0, 0x5, 0x4, 0x8, 0x9}, 0x14) socketpair(0x1, 0xa, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$bt_BT_POWER(r3, 0x112, 0x9, &(0x7f0000000040)=0x7, 0x1) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000080)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0xa06, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:29 executing program 7: r0 = perf_event_open(&(0x7f000077a000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7ff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = getpgid(0xffffffffffffffff) fcntl$setown(r0, 0x8, r1) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000001040)='/dev/audio\x00', 0x10000, 0x0) ioctl$KVM_X86_SETUP_MCE(r2, 0x4008ae9c, &(0x7f0000001080)={0x9, 0x4, 0x10000}) read(r0, &(0x7f0000000040)=""/4096, 0x1000) 2018/04/03 20:55:29 executing program 5: r0 = socket$can_raw(0x1d, 0x3, 0x1) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x101000, 0x0) bind$vsock_stream(r1, &(0x7f0000000040)={0x28, 0x0, 0xffffffff, @host=0x2}, 0x10) setsockopt(r0, 0x65, 0x1, &(0x7f0000527000)="82", 0x1) 2018/04/03 20:55:29 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) mkdir(&(0x7f0000000000)='./file0\x00', 0x120) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:29 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd2(0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(0xffffffffffffffff, 0x84, 0x8, &(0x7f0000003580)=0x83, 0x4) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000ae9000)={r2}) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f0000b15fc8)=ANY=[@ANYBLOB="01000000000000000000000002000d191f9734a2892400000000f75b728e0f45000000800000000000000000000000000000000008000000"]) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x591cc0, 0x0) r4 = fcntl$dupfd(r2, 0x0, r1) ioctl$VHOST_SET_MEM_TABLE(r3, 0x4008af03, &(0x7f0000003300)={0x8, 0x0, [{0x1, 0x1b, &(0x7f0000000080)=""/27}, {0x11000, 0x36, &(0x7f00000000c0)=""/54}, {0x10f000, 0x1000, &(0x7f0000000140)=""/4096}, {0x100000, 0x77, &(0x7f0000001140)=""/119}, {0x1000, 0x42, &(0x7f00000011c0)=""/66}, {0x107002, 0x1000, &(0x7f0000001240)=""/4096}, {0x10d002, 0xad, &(0x7f0000002240)=""/173}, {0xd000, 0x1000, &(0x7f0000002300)=""/4096}]}) write$evdev(r4, &(0x7f0000b04000)=[{}], 0x18) time(&(0x7f0000003440)) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000000)={r4, 0xbc43, 0x9, r2}) [ 265.951833] FAULT_INJECTION: forcing a failure. [ 265.951833] name failslab, interval 1, probability 0, space 0, times 0 [ 265.963148] CPU: 1 PID: 18830 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 265.970158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.979507] Call Trace: [ 265.982098] dump_stack+0x1a7/0x27d [ 265.985731] ? arch_local_irq_restore+0x53/0x53 [ 265.990416] should_fail+0x914/0xae0 [ 265.994132] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 265.999234] ? trace_event_raw_event_lock+0x340/0x340 [ 266.004424] ? rb_first_postorder+0xa0/0xa0 [ 266.008741] ? trace_event_raw_event_lock+0x340/0x340 [ 266.013917] ? kernfs_add_one+0x50/0x450 [ 266.017963] ? trace_hardirqs_off+0x10/0x10 [ 266.022268] ? find_held_lock+0x35/0x1d0 [ 266.026311] ? __lock_is_held+0xb6/0x140 [ 266.030357] ? check_same_owner+0x320/0x320 [ 266.034659] ? rcu_note_context_switch+0x710/0x710 [ 266.039573] should_failslab+0xec/0x120 [ 266.043527] __kmalloc_track_caller+0x5f/0x760 [ 266.048086] ? kasan_check_read+0x11/0x20 [ 266.052208] ? do_raw_spin_unlock+0x9e/0x310 [ 266.056593] ? kstrdup_const+0x39/0x50 [ 266.060454] ? kasan_check_write+0x14/0x20 [ 266.064669] kstrdup+0x39/0x70 [ 266.067840] kstrdup_const+0x39/0x50 [ 266.071532] __kernfs_new_node+0xa9/0x580 [ 266.075663] ? kernfs_dop_revalidate+0x380/0x380 [ 266.080406] ? kasan_check_read+0x11/0x20 [ 266.084531] ? read_word_at_a_time+0x12/0x20 [ 266.088917] ? strscpy+0x186/0x500 [ 266.092440] kernfs_new_node+0x80/0xf0 [ 266.096304] __kernfs_create_file+0x4b/0x320 [ 266.100693] cgroup_addrm_files+0x3c5/0xa70 [ 266.105000] ? cgroup_file_write+0x710/0x710 [ 266.109398] ? getrawmonotonic64+0x460/0x460 [ 266.113787] ? kasan_check_read+0x11/0x20 [ 266.117913] ? kernfs_active+0xa3/0x170 [ 266.121866] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 266.126772] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 266.131242] ? cgroup_file_name+0x1d0/0x1d0 [ 266.135544] css_populate_dir+0x340/0x420 [ 266.139672] cgroup_mkdir+0x553/0xfd0 [ 266.143447] ? __lock_is_held+0xb6/0x140 [ 266.147487] ? cgroup_destroy_locked+0x750/0x750 [ 266.152219] ? rcu_read_lock_sched_held+0x108/0x120 [ 266.157209] ? kmem_cache_free+0x258/0x2a0 [ 266.161421] ? set_nlink+0x95/0x120 [ 266.165027] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 266.169932] ? kasan_check_write+0x14/0x20 [ 266.174140] ? kernfs_get_active+0xb7/0xf0 [ 266.178349] ? cgroup_destroy_locked+0x750/0x750 [ 266.183081] kernfs_iop_mkdir+0x153/0x1e0 [ 266.187206] vfs_mkdir+0x390/0x600 [ 266.190725] do_mkdirat+0x224/0x2b0 [ 266.194329] ? SyS_mknod+0x40/0x40 [ 266.197848] ? ksys_mount+0xd4/0x120 [ 266.201540] ? do_syscall_64+0xb7/0x940 [ 266.205492] SyS_mkdir+0x22/0x30 [ 266.208833] ? SyS_mkdirat+0x30/0x30 [ 266.212519] do_syscall_64+0x281/0x940 [ 266.216381] ? vmalloc_sync_all+0x30/0x30 [ 266.220505] ? finish_task_switch+0x1b9/0x970 [ 266.224975] ? finish_task_switch+0x17a/0x970 [ 266.229445] ? syscall_return_slowpath+0x550/0x550 [ 266.234348] ? syscall_return_slowpath+0x2ac/0x550 [ 266.239251] ? prepare_exit_to_usermode+0x350/0x350 [ 266.244247] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 266.249589] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.254410] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 266.259573] RIP: 0033:0x4552d9 [ 266.262736] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 266.270421] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 266.277668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 266.284917] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 266.292165] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:30 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) socket$inet6_sctp(0xa, 0x5, 0x84) [ 266.299410] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000015 [ 266.306995] cgroup: cgroup_addrm_files: failed to add cgroup.max.depth, err=-12 2018/04/03 20:55:30 executing program 5: r0 = socket$inet6(0xa, 0x2000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0xe, &(0x7f0000708ffc), 0x4) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) fcntl$setsig(r1, 0xa, 0x32) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r2, 0x84, 0xc, &(0x7f0000000040), &(0x7f00000000c0)=0x4) getsockopt$bt_BT_SECURITY(r2, 0x112, 0x4, &(0x7f0000000080), 0x2) r3 = socket$inet6_sctp(0xa, 0x4000000407, 0x84) sendmsg$inet_sctp(r3, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f00000002c0)=[{&(0x7f0000718f0a)="be"}], 0x1, &(0x7f0000a21fd0)}, 0x0) r4 = socket$inet(0x10, 0x2, 0x0) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000100)=@assoc_value={0x0, 0x4eb}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r4, 0x84, 0x10, &(0x7f00000001c0)=@assoc_value={r5, 0x1}, 0x8) sendmsg(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f0000000040)="2f0000001d0003fd6d0000360000000002dd0700020000001f5f010108000100020273730beeffff005867855e7fa5", 0x2f}], 0x1}, 0x0) sendmmsg$inet_sctp(r3, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x2dd, &(0x7f0000562000), 0x0, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x203}}], 0xec}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 20:55:30 executing program 7: ioctl$KVM_CREATE_DEVICE(0xffffffffffffff9c, 0xc00caee0, &(0x7f0000000000)={0x0, 0xffffffffffffffff, 0xcbbbc198dfed8654}) accept$netrom(r0, &(0x7f0000000040), &(0x7f0000000080)=0x10) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/cuse\x00', 0x0, 0x0) fcntl$setstatus(r1, 0x4, 0x1fff) 2018/04/03 20:55:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="14000000000b0104000000b67ab809392375c0000000000000000000526fef397ede3480835402dd77b84c8bf6f22776a43e4916"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000080)=ANY=[@ANYBLOB="1400000224de83f0e7434d2ebbb9c1032115ca51d56188d45ccf1bd64f92a4a229606092fad3"], 0x14}, 0x1}, 0x0) 2018/04/03 20:55:30 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x2, 0x0) socket$netlink(0x10, 0x3, 0x0) openat$cgroup(r0, &(0x7f00000000c0)='syz0\x00', 0x200002, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000480)=ANY=[@ANYBLOB="b80000002102010000000000000000007f0000010000000000000000000000aa000000000000000000000000000000000000000000000000000000000000000067ba003d85ff2be62d770df195b6fd9a46287bcfa6b8c61e499451cc16807378eb458b2cbfb3fbc05e996c5d289d18594e3405926a527f6a0751f3d2910870b768829d1c1da761a2903d0637b25511de93da11f5", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="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"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:30 executing program 2 (fault-call:4 fault-nth:22): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 266.448814] FAULT_INJECTION: forcing a failure. [ 266.448814] name failslab, interval 1, probability 0, space 0, times 0 [ 266.460113] CPU: 1 PID: 18859 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 266.467126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.476478] Call Trace: [ 266.479067] dump_stack+0x1a7/0x27d [ 266.482699] ? arch_local_irq_restore+0x53/0x53 [ 266.487376] should_fail+0x914/0xae0 [ 266.491098] ? kstrdup+0x39/0x70 [ 266.494473] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 266.499571] ? cgroup_mkdir+0x553/0xfd0 [ 266.503549] ? vfs_mkdir+0x390/0x600 [ 266.507258] ? do_mkdirat+0x224/0x2b0 [ 266.511054] ? SyS_mkdir+0x22/0x30 [ 266.514599] ? do_syscall_64+0x281/0x940 [ 266.518658] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 266.524020] ? find_held_lock+0x35/0x1d0 [ 266.528091] ? find_held_lock+0x35/0x1d0 [ 266.532158] ? __lock_is_held+0xb6/0x140 [ 266.536230] ? check_same_owner+0x320/0x320 [ 266.540557] ? rcu_note_context_switch+0x710/0x710 [ 266.545487] ? rcu_read_lock_sched_held+0x108/0x120 [ 266.550503] should_failslab+0xec/0x120 [ 266.554477] kmem_cache_alloc+0x47/0x760 [ 266.558540] ? memcpy+0x45/0x50 [ 266.561817] ? kstrdup+0x59/0x70 [ 266.565182] __kernfs_new_node+0xe9/0x580 [ 266.569336] ? kernfs_dop_revalidate+0x380/0x380 [ 266.574094] ? kasan_check_read+0x11/0x20 [ 266.578235] ? read_word_at_a_time+0x12/0x20 [ 266.582638] ? strscpy+0x186/0x500 [ 266.586193] kernfs_new_node+0x80/0xf0 [ 266.590085] __kernfs_create_file+0x4b/0x320 [ 266.594489] cgroup_addrm_files+0x3c5/0xa70 [ 266.598799] ? cgroup_file_write+0x710/0x710 [ 266.603189] ? getrawmonotonic64+0x460/0x460 [ 266.607581] ? kasan_check_read+0x11/0x20 [ 266.611708] ? kernfs_active+0xa3/0x170 [ 266.615664] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 266.620571] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 266.625046] ? cgroup_file_name+0x1d0/0x1d0 [ 266.629352] css_populate_dir+0x340/0x420 [ 266.633480] cgroup_mkdir+0x553/0xfd0 [ 266.637255] ? __lock_is_held+0xb6/0x140 [ 266.641298] ? cgroup_destroy_locked+0x750/0x750 [ 266.646034] ? rcu_read_lock_sched_held+0x108/0x120 [ 266.651031] ? kmem_cache_free+0x258/0x2a0 [ 266.655242] ? set_nlink+0x95/0x120 [ 266.658844] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 266.663753] ? kasan_check_write+0x14/0x20 [ 266.667963] ? kernfs_get_active+0xb7/0xf0 [ 266.672173] ? cgroup_destroy_locked+0x750/0x750 [ 266.676907] kernfs_iop_mkdir+0x153/0x1e0 [ 266.681039] vfs_mkdir+0x390/0x600 [ 266.684559] do_mkdirat+0x224/0x2b0 [ 266.688165] ? SyS_mknod+0x40/0x40 [ 266.691681] ? ksys_mount+0xd4/0x120 [ 266.695371] ? do_syscall_64+0xb7/0x940 [ 266.699325] SyS_mkdir+0x22/0x30 [ 266.702665] ? SyS_mkdirat+0x30/0x30 [ 266.706355] do_syscall_64+0x281/0x940 [ 266.710218] ? vmalloc_sync_all+0x30/0x30 [ 266.714344] ? finish_task_switch+0x1b9/0x970 [ 266.718814] ? finish_task_switch+0x17a/0x970 [ 266.723286] ? syscall_return_slowpath+0x550/0x550 [ 266.728198] ? syscall_return_slowpath+0x2ac/0x550 [ 266.733104] ? prepare_exit_to_usermode+0x350/0x350 [ 266.738097] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 266.743440] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.748262] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 266.753426] RIP: 0033:0x4552d9 [ 266.756592] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 266.764279] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 266.771524] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 266.778769] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 266.786021] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 266.793266] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000016 2018/04/03 20:55:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f0000000280)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000100), 0x0, &(0x7f0000000500)=""/222, 0xde}, 0x0) syz_open_dev$sndpcmp(&(0x7f0000000080)='/dev/snd/pcmC#D#p\x00', 0xfffffffffffff31d, 0x2) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)=ANY=[@ANYBLOB="140000004200000000"], 0x14}, 0x1}, 0x0) [ 266.800777] cgroup: cgroup_addrm_files: failed to add cgroup.max.depth, err=-12 2018/04/03 20:55:31 executing program 1: set_mempolicy(0x8001, &(0x7f00000000c0)=0x7, 0x7) unshare(0x8000000) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000664fc0)={0x0, 0x1, 0x2}) mq_timedreceive(r0, &(0x7f000009d000)=""/224, 0xe0, 0x0, &(0x7f0000e6eff8)={0x77359400}) mq_timedsend(r0, &(0x7f000003a000), 0x0, 0x0, &(0x7f000066cff0)={0x0, 0x1c9c380}) 2018/04/03 20:55:31 executing program 5: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000a88f88), 0x29f, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) sendto$inet(r0, &(0x7f0000000240)="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", 0x31d, 0x0, &(0x7f00000000c0)={0x2, 0x4e22}, 0x10) 2018/04/03 20:55:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) r1 = open$dir(&(0x7f0000000300)='./file0\x00', 0x161001, 0x1) unlinkat(r1, &(0x7f0000000340)='./file0\x00', 0x0) r2 = openat$cgroup_ro(r0, &(0x7f0000000280)='cpuacct.usage_all\x00', 0x0, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000500)='/dev/sequencer2\x00', 0x40, 0x0) ioctl$TIOCGSID(r3, 0x5429, &(0x7f0000000540)=0x0) bind$inet6(r2, &(0x7f0000000580)={0xa, 0x4e23, 0x400, @local={0xfe, 0x80, [], 0xaa}, 0x3}, 0x1c) sched_setattr(r4, &(0x7f00000000c0)={0x30, 0x0, 0x0, 0x0, 0x2, 0x0, 0x8340, 0x20}, 0x0) pivot_root(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)='./file0\x00') recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)=ANY=[@ANYBLOB="140ae62400df"], 0x14}, 0x1}, 0x0) 2018/04/03 20:55:31 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:31 executing program 7: mkdir(&(0x7f0000b08ff8)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f0000a9eff8)='./file0\x00', &(0x7f00000db000)='ramfs\x00', 0x0, &(0x7f000000a000)) perf_event_open(&(0x7f0000271000)={0x2, 0x70, 0x49, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) chroot(&(0x7f00008b4000)='./file0\x00') mount(&(0x7f000097fff8)='./file0\x00', &(0x7f0000a51ff8)='./file0\x00', &(0x7f00002d6ffd)='9p\x00', 0x5000, 0x0) pivot_root(&(0x7f0000857ff8)='./file0\x00', &(0x7f0000a96ff8)='./file0\x00') 2018/04/03 20:55:31 executing program 3: seccomp(0x0, 0x0, &(0x7f0000000080)={0x1, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0xffffffffffffffe0}]}) clone(0x200, &(0x7f0000fbf000), &(0x7f0000744000), &(0x7f0000f8b000), &(0x7f0000804000)) mknod(&(0x7f000086c000)='./file0\x00', 0x103d, 0x0) execve(&(0x7f0000885ff8)='./file0\x00', &(0x7f0000735000), &(0x7f0000abffd0)) seccomp(0x1, 0x1, &(0x7f0000028ff0)={0x1, &(0x7f0000000000)=[{0x6}]}) clone(0x0, &(0x7f0000000680), &(0x7f00000006c0), &(0x7f0000000700), &(0x7f0000000740)) open(&(0x7f000022b000)='./file0\x00', 0x401, 0x0) 2018/04/03 20:55:31 executing program 2 (fault-call:4 fault-nth:23): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:31 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) r3 = dup2(r0, r1) sendmsg$nl_generic(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x810}, 0xc, &(0x7f00000000c0)={&(0x7f00000006c0)={0x3ec, 0x20, 0x80a, 0x70bd26, 0x25dfdbfe, {0x5}, [@nested={0x1a4, 0x3d, [@generic="1bf7e9965eb56a859e94961c7a8fe4e1e9daf214103280e05e1044987d7ea5af0db85a3797fdbec495c57b0d92b9b2eadcf978e3d236f13ba346680967ca0960e608fced89c0154f62b2ae03da", @generic="137c25f5a10dbb9fee8629d2c8b71229152ac647c22d0a8c6b385ca44bcf5ccb048b7091eddeb25c365e6916cec2bde849f1a298a6077b61e0a25584cccd84cf84c73bf71152f9f2930faf0fe454b187e8e4ec9fc19e68dffb64bc4d905d2644d725db0145cd8ff1953e9a7efd788c95a50722af84803bc3a8faf4", @generic="644285a622bb48b5d67409dd8395a22546f76cac7e7341169a3c9305112dfe46fcd9e732eac5251e666588217f26161e903b6241c3d661780c3ec73f001ab49a80f7a09a62f1e75188fb8d0f4bfe9f17ab01884b7d8352176933366feed8738f744d3725065be5c5b407a7e613f47933c3cc1b7afce092b9c3c3afbf7ae28a970994daecf93f62b7e516915c44927bb32ff2ea354e669e05c20cf655fd280d42144348b63e872fe3367c1a42f201c27353089f5067e3", @typed={0x14, 0x80, @ipv6=@loopback={0x0, 0x1}}, @typed={0xc, 0x64, @u64=0x8001}]}, @generic="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", @typed={0x14, 0x62, @ipv6}, @nested={0x110, 0x52, [@typed={0xc, 0x42, @u64=0x1}, @generic="efc71c5dbc558244517750010654137a9a3c0f95c1a73250196bdcfad1fbb83b0bec120ef88bc3b55944e870b0ea86a08cb432fedd850d7f659ab4532e59ca61df6d0f03d9b49f737559d9895bacbce45573b363c64ed396590d3f921c2ca8fbcbec46094dff5533d75ce0b7bb34292b1cdec7f26e54ef5419f2643f5199954e08f0da1842579cc7348976bb4b44000180a6110479daf15a9955858e08cdc5e7314449916aa4809be7a9296b96f4a9520e85c0efb56aa97ec8cb93f62618d5cd611e644b609c7702521c900a12610a1b00294701fed39b39f550b2558ac9b87e4178aafdf8c7f2dc908c04fd72c7d08d024438", @generic="107b7742", @typed={0x8, 0x67, @u32=0x4}]}, @typed={0x8, 0xd, @str='\x00'}, @typed={0xc, 0x8a, @u64=0x5d6}]}, 0x3ec}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) sendmsg$nl_xfrm(r2, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000180)=[{0xa, 0x8e}, {0x4, 0x5}], 0x2) 2018/04/03 20:55:31 executing program 7: syz_emit_ethernet(0x4a, &(0x7f0000000000)={@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [{[], {0x8100, 0x401}}], {@ipv6={0x86dd, {0x0, 0x6, "c22df7", 0x10, 0x0, 0x0, @dev={0xfe, 0x80}, @local={0xfe, 0x80, [], 0xaa}, {[], @dccp={{0x0, 0x0, 0x4, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, "0087ae", 0x0, "ca8345"}}}}}}}, &(0x7f0000001780)) [ 267.080715] FAULT_INJECTION: forcing a failure. [ 267.080715] name failslab, interval 1, probability 0, space 0, times 0 [ 267.092068] CPU: 0 PID: 18892 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 267.099092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.108445] Call Trace: [ 267.111037] dump_stack+0x1a7/0x27d [ 267.114677] ? arch_local_irq_restore+0x53/0x53 [ 267.119366] should_fail+0x914/0xae0 [ 267.123093] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:31 executing program 5: open$dir(&(0x7f00000001c0)='./file0\x00', 0x1fffe, 0x0) r0 = open$dir(&(0x7f0000000500)='./file0\x00', 0x2, 0x0) write(r0, &(0x7f0000000480)="d8", 0x1) sendfile(r0, r0, &(0x7f0000000040), 0x7527fb3200000000) ftruncate(r0, 0x0) [ 267.128203] ? trace_event_raw_event_lock+0x340/0x340 [ 267.133405] ? rb_first_postorder+0xa0/0xa0 [ 267.137737] ? trace_event_raw_event_lock+0x340/0x340 [ 267.142930] ? kernfs_add_one+0x50/0x450 [ 267.147006] ? trace_hardirqs_off+0x10/0x10 [ 267.151338] ? find_held_lock+0x35/0x1d0 [ 267.155411] ? __lock_is_held+0xb6/0x140 [ 267.159500] ? check_same_owner+0x320/0x320 [ 267.163836] ? rcu_note_context_switch+0x710/0x710 [ 267.168782] should_failslab+0xec/0x120 [ 267.172768] __kmalloc_track_caller+0x5f/0x760 2018/04/03 20:55:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x12) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000500)='IPVS\x00') sendmsg$IPVS_CMD_DEL_SERVICE(r0, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200002}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x0, 0x70bd2c, 0x25dfdbfe, {0x3}, [@IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x1}]}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x81}]}, 0x34}, 0x1, 0x0, 0x0, 0x40000}, 0x40) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000000c0)={0x14, 0x42, 0x2ff}, 0x14}, 0x1, 0x0, 0x0, 0x4000800}, 0x0) ioctl$EVIOCREVOKE(r2, 0x40044591, &(0x7f0000000200)=0x2) [ 267.177362] ? kasan_check_read+0x11/0x20 [ 267.181517] ? do_raw_spin_unlock+0x9e/0x310 [ 267.185929] ? kstrdup_const+0x39/0x50 [ 267.189819] ? kasan_check_write+0x14/0x20 [ 267.194069] kstrdup+0x39/0x70 [ 267.197266] kstrdup_const+0x39/0x50 [ 267.200995] __kernfs_new_node+0xa9/0x580 [ 267.205159] ? kernfs_dop_revalidate+0x380/0x380 [ 267.209922] ? kasan_check_read+0x11/0x20 [ 267.214079] ? read_word_at_a_time+0x12/0x20 [ 267.218491] ? strscpy+0x186/0x500 [ 267.222055] kernfs_new_node+0x80/0xf0 [ 267.225952] __kernfs_create_file+0x4b/0x320 [ 267.230380] cgroup_addrm_files+0x3c5/0xa70 [ 267.234725] ? cgroup_file_write+0x710/0x710 [ 267.239152] ? getrawmonotonic64+0x460/0x460 [ 267.243571] ? kasan_check_read+0x11/0x20 [ 267.247724] ? kernfs_active+0xa3/0x170 [ 267.251704] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 267.256632] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 267.261131] ? cgroup_file_name+0x1d0/0x1d0 [ 267.265468] css_populate_dir+0x340/0x420 [ 267.269621] cgroup_mkdir+0x553/0xfd0 [ 267.273424] ? __lock_is_held+0xb6/0x140 [ 267.277496] ? cgroup_destroy_locked+0x750/0x750 [ 267.282258] ? rcu_read_lock_sched_held+0x108/0x120 [ 267.287280] ? kmem_cache_free+0x258/0x2a0 [ 267.291520] ? set_nlink+0x95/0x120 [ 267.295153] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 267.300088] ? kasan_check_write+0x14/0x20 [ 267.304322] ? kernfs_get_active+0xb7/0xf0 [ 267.308560] ? cgroup_destroy_locked+0x750/0x750 [ 267.313317] kernfs_iop_mkdir+0x153/0x1e0 [ 267.317472] vfs_mkdir+0x390/0x600 [ 267.321019] do_mkdirat+0x224/0x2b0 [ 267.324652] ? SyS_mknod+0x40/0x40 [ 267.328195] ? ksys_mount+0xd4/0x120 2018/04/03 20:55:31 executing program 6: r0 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000) ioctl$DRM_IOCTL_GET_STATS(r0, 0x80f86406, &(0x7f0000000000)=""/21) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r1, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000000040)="c4bdb6bd1db4093a3bc1d61267b0ad97655733df778ae7b1b206df978e2c50436dc49b5a9ae42283ed302ba4364c655039416218acdf46d914293d391f59c78a51996ffa2b64adb72ad01c58e3ff0d23cf528fe9752d12f6187452a145788a0b366f573d3bb65175f711a31ab2670d0be3afd3c844a123e0aa469a8d5509fd0eb576494080a80de98c6b45921820bb3f356ff1852eeaac6081aeb49d2e5f4a7453065867581e5075f329e9d78b9ad2688ab411d663a5c09c06cb8d6916059cc7311a", 0xc2}, {&(0x7f0000000140)="ec232d0595c349530516a282e7c3b5ff3b580435fc9e05f8a4bb1151415fb4eb725d8ee69f6153d75632b209e8011c66795471825a8ad6401c5d8e325120dfbb085e1397f9990aaaa27e1320345491a418114ef85edec2956d5faf8a1031a5d53bd0a4b1486c717a96a09aa3f4be8bb5948ca78b27a47b84d3ddafe4b94dfd24", 0x80}], 0x2) [ 267.331911] ? do_syscall_64+0xb7/0x940 [ 267.335896] SyS_mkdir+0x22/0x30 [ 267.339261] ? SyS_mkdirat+0x30/0x30 [ 267.342977] do_syscall_64+0x281/0x940 [ 267.346862] ? vmalloc_sync_all+0x30/0x30 [ 267.351009] ? finish_task_switch+0x1b9/0x970 [ 267.355503] ? finish_task_switch+0x17a/0x970 [ 267.360001] ? syscall_return_slowpath+0x550/0x550 [ 267.364934] ? syscall_return_slowpath+0x2ac/0x550 [ 267.369875] ? prepare_exit_to_usermode+0x350/0x350 [ 267.374895] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 267.380271] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.385125] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 267.390312] RIP: 0033:0x4552d9 [ 267.393497] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 267.401213] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 267.408484] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 267.415755] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 267.423020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:31 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000002c0)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb0000000000000000000000000000003b0297931a09549d8f086a1b0b8100000000000000000000000000ffffffff000000000000000000000000ffffffff000000000000000000000000000011ac00000000000000000c0700000000000000000000"], 0xb8}, 0x1}, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x40, 0x0) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000140)='tls\x00', 0x4) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r1, 0x40086425, &(0x7f0000000100)={r2, 0x1}) [ 267.430277] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000017 [ 267.437623] cgroup: cgroup_addrm_files: failed to add cgroup.stat, err=-12 2018/04/03 20:55:31 executing program 7: perf_event_open(&(0x7f000025c000)={0x0, 0x78}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x3, 0x4) sendmsg$nl_xfrm(r0, &(0x7f00009d3000)={&(0x7f0000c15000)={0x10}, 0xc, &(0x7f00001e5ff0)={&(0x7f0000abdefc)=@delsa={0x4c, 0x12, 0x515485708c54ddb, 0x0, 0x0, {@in=@rand_addr}, [@sec_ctx={0x24, 0x8, {0x1d, 0x8, 0x0, 0x0, 0x15, "69cc8910cf7a5164ef891111a0edabf37c1fd93a0d"}}]}, 0x4c}, 0x1}, 0x0) 2018/04/03 20:55:31 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) pipe2(&(0x7f0000000140)={0xffffffffffffffff}, 0x4000) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@assoc_value={0x0, 0x7f}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000100)={r2, 0x9, 0x7, 0x9}, 0x10) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x800, 0x0) ioctl$KVM_X86_SET_MCE(r3, 0x4040ae9e, &(0x7f0000000040)={0xc00000000000000, 0xf000, 0x8, 0x2, 0xa}) 2018/04/03 20:55:31 executing program 2 (fault-call:4 fault-nth:24): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 267.489235] netlink: 12 bytes leftover after parsing attributes in process `syz-executor4'. [ 267.524594] netlink: 12 bytes leftover after parsing attributes in process `syz-executor4'. [ 267.551654] sctp: [Deprecated]: syz-executor6 (pid 18925) Use of struct sctp_assoc_value in delayed_ack socket option. [ 267.551654] Use struct sctp_sack_info instead [ 267.592881] FAULT_INJECTION: forcing a failure. [ 267.592881] name failslab, interval 1, probability 0, space 0, times 0 [ 267.604154] CPU: 0 PID: 18929 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 267.611169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 267.620520] Call Trace: [ 267.623112] dump_stack+0x1a7/0x27d [ 267.626747] ? arch_local_irq_restore+0x53/0x53 [ 267.631439] should_fail+0x914/0xae0 [ 267.635165] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 267.640279] ? trace_event_raw_event_lock+0x340/0x340 [ 267.645481] ? rb_first_postorder+0xa0/0xa0 [ 267.649817] ? trace_event_raw_event_lock+0x340/0x340 [ 267.655012] ? kernfs_add_one+0x50/0x450 [ 267.659081] ? trace_hardirqs_off+0x10/0x10 [ 267.663408] ? find_held_lock+0x35/0x1d0 [ 267.667481] ? __lock_is_held+0xb6/0x140 [ 267.671565] ? check_same_owner+0x320/0x320 [ 267.675895] ? rcu_note_context_switch+0x710/0x710 [ 267.680844] should_failslab+0xec/0x120 [ 267.684826] __kmalloc_track_caller+0x5f/0x760 [ 267.689415] ? kasan_check_read+0x11/0x20 [ 267.693565] ? do_raw_spin_unlock+0x9e/0x310 [ 267.697974] ? kstrdup_const+0x39/0x50 [ 267.701865] ? kasan_check_write+0x14/0x20 [ 267.706107] kstrdup+0x39/0x70 [ 267.709304] kstrdup_const+0x39/0x50 [ 267.713031] __kernfs_new_node+0xa9/0x580 [ 267.717188] ? kernfs_dop_revalidate+0x380/0x380 [ 267.721962] ? kasan_check_read+0x11/0x20 [ 267.726112] ? read_word_at_a_time+0x12/0x20 [ 267.730527] ? strscpy+0x186/0x500 [ 267.732496] sctp: [Deprecated]: syz-executor6 (pid 18931) Use of struct sctp_assoc_value in delayed_ack socket option. [ 267.732496] Use struct sctp_sack_info instead [ 267.734085] kernfs_new_node+0x80/0xf0 [ 267.734105] __kernfs_create_file+0x4b/0x320 [ 267.734129] cgroup_addrm_files+0x3c5/0xa70 [ 267.734159] ? cgroup_file_write+0x710/0x710 [ 267.734183] ? getrawmonotonic64+0x460/0x460 [ 267.770686] ? kasan_check_read+0x11/0x20 [ 267.774837] ? kernfs_active+0xa3/0x170 [ 267.778821] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 267.783754] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 267.788251] ? cgroup_file_name+0x1d0/0x1d0 [ 267.792587] css_populate_dir+0x340/0x420 [ 267.796748] cgroup_mkdir+0x553/0xfd0 [ 267.800545] ? __lock_is_held+0xb6/0x140 [ 267.804622] ? cgroup_destroy_locked+0x750/0x750 [ 267.809379] ? rcu_read_lock_sched_held+0x108/0x120 [ 267.814397] ? kmem_cache_free+0x258/0x2a0 [ 267.818641] ? set_nlink+0x95/0x120 [ 267.822277] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 267.827217] ? kasan_check_write+0x14/0x20 [ 267.831455] ? kernfs_get_active+0xb7/0xf0 [ 267.835690] ? cgroup_destroy_locked+0x750/0x750 [ 267.840450] kernfs_iop_mkdir+0x153/0x1e0 [ 267.844604] vfs_mkdir+0x390/0x600 [ 267.848153] do_mkdirat+0x224/0x2b0 [ 267.851787] ? SyS_mknod+0x40/0x40 [ 267.855327] ? ksys_mount+0xd4/0x120 [ 267.859042] ? do_syscall_64+0xb7/0x940 [ 267.863449] SyS_mkdir+0x22/0x30 [ 267.866813] ? SyS_mkdirat+0x30/0x30 [ 267.870528] do_syscall_64+0x281/0x940 [ 267.874416] ? vmalloc_sync_all+0x30/0x30 [ 267.878565] ? finish_task_switch+0x1b9/0x970 [ 267.883056] ? finish_task_switch+0x17a/0x970 [ 267.887557] ? syscall_return_slowpath+0x550/0x550 [ 267.892488] ? syscall_return_slowpath+0x2ac/0x550 [ 267.897419] ? prepare_exit_to_usermode+0x350/0x350 [ 267.902437] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 267.907807] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 267.912660] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 267.917848] RIP: 0033:0x4552d9 [ 267.921032] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 267.928746] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 267.936009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 267.943277] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 267.950539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 267.957791] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000018 [ 267.965423] cgroup: cgroup_addrm_files: failed to add cpu.stat, err=-12 2018/04/03 20:55:32 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00009f5000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000690000)={0x14, 0x0, 0x6, 0x1}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:32 executing program 7: open$dir(&(0x7f00000001c0)='./file0\x00', 0x1fffe, 0x0) r0 = open$dir(&(0x7f0000000500)='./file0\x00', 0x2, 0x0) write(0xffffffffffffffff, &(0x7f0000000480)="d88a8d38140000000473c0ac2ca61ff3b749a4f5c7e6e9c2ce5afbd81ec54243ba2d586e5cfca5d60ffc7f4df71856925b300ab39b1dd592385821faecb039bcdcff0300000004000073fc479f", 0x4d) sendfile(r0, r0, &(0x7f0000000040), 0x7527fb3200000000) ftruncate(r0, 0x0) 2018/04/03 20:55:32 executing program 6: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0xffff, 0x10200) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040), &(0x7f0000000080)=0x4) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) connect$inet6(r1, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f00000000c0), 0x4) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000001c0)={r0, &(0x7f0000000580)="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"}, 0x10) 2018/04/03 20:55:32 executing program 4: r0 = semget(0x1, 0x1, 0x22) semctl$IPC_INFO(r0, 0x2, 0x3, &(0x7f0000000380)=""/236) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000340)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f0000000280)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)=ANY=[@ANYRES64=r2, @ANYRES16=r2, @ANYRES32=r1, @ANYRES32], 0x4}, 0x1, 0x0, 0x0, 0x4004}, 0x810) r4 = gettid() ptrace$getregs(0xe, r4, 0x100, &(0x7f0000000040)=""/56) 2018/04/03 20:55:32 executing program 2 (fault-call:4 fault-nth:25): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 268.100192] FAULT_INJECTION: forcing a failure. [ 268.100192] name failslab, interval 1, probability 0, space 0, times 0 [ 268.111645] CPU: 1 PID: 18958 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 268.118650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.128000] Call Trace: [ 268.130589] dump_stack+0x1a7/0x27d [ 268.134225] ? arch_local_irq_restore+0x53/0x53 [ 268.138906] should_fail+0x914/0xae0 [ 268.142622] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 268.147725] ? trace_event_raw_event_lock+0x340/0x340 [ 268.152918] ? rb_first_postorder+0xa0/0xa0 [ 268.157241] ? trace_event_raw_event_lock+0x340/0x340 [ 268.162430] ? kernfs_add_one+0x50/0x450 [ 268.166493] ? trace_hardirqs_off+0x10/0x10 [ 268.170815] ? find_held_lock+0x35/0x1d0 [ 268.174879] ? __lock_is_held+0xb6/0x140 [ 268.178955] ? check_same_owner+0x320/0x320 [ 268.183280] ? rcu_note_context_switch+0x710/0x710 [ 268.188218] should_failslab+0xec/0x120 [ 268.192194] __kmalloc_track_caller+0x5f/0x760 [ 268.196776] ? kasan_check_read+0x11/0x20 [ 268.200924] ? do_raw_spin_unlock+0x9e/0x310 [ 268.205328] ? kstrdup_const+0x39/0x50 [ 268.209215] ? kasan_check_write+0x14/0x20 [ 268.213447] kstrdup+0x39/0x70 [ 268.216638] kstrdup_const+0x39/0x50 [ 268.220359] __kernfs_new_node+0xa9/0x580 [ 268.224515] ? kernfs_dop_revalidate+0x380/0x380 [ 268.229274] ? kasan_check_read+0x11/0x20 [ 268.233424] ? read_word_at_a_time+0x12/0x20 [ 268.237830] ? strscpy+0x186/0x500 [ 268.241390] kernfs_new_node+0x80/0xf0 [ 268.245282] __kernfs_create_file+0x4b/0x320 2018/04/03 20:55:32 executing program 3: 2018/04/03 20:55:32 executing program 7: 2018/04/03 20:55:32 executing program 5: 2018/04/03 20:55:32 executing program 1: 2018/04/03 20:55:32 executing program 5: [ 268.249698] cgroup_addrm_files+0x3c5/0xa70 [ 268.254033] ? cgroup_file_write+0x710/0x710 [ 268.258444] ? getrawmonotonic64+0x460/0x460 [ 268.262858] ? kasan_check_read+0x11/0x20 [ 268.267006] ? kernfs_active+0xa3/0x170 [ 268.270985] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 268.275911] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 268.280403] ? cgroup_file_name+0x1d0/0x1d0 [ 268.284714] css_populate_dir+0x340/0x420 [ 268.288845] cgroup_mkdir+0x553/0xfd0 [ 268.292626] ? __lock_is_held+0xb6/0x140 [ 268.296672] ? cgroup_destroy_locked+0x750/0x750 [ 268.301406] ? rcu_read_lock_sched_held+0x108/0x120 [ 268.306403] ? kmem_cache_free+0x258/0x2a0 [ 268.310624] ? set_nlink+0x95/0x120 [ 268.314228] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 268.319136] ? kasan_check_write+0x14/0x20 [ 268.323348] ? kernfs_get_active+0xb7/0xf0 [ 268.327558] ? cgroup_destroy_locked+0x750/0x750 [ 268.332293] kernfs_iop_mkdir+0x153/0x1e0 [ 268.336423] vfs_mkdir+0x390/0x600 [ 268.339948] do_mkdirat+0x224/0x2b0 [ 268.343555] ? SyS_mknod+0x40/0x40 [ 268.347078] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 268.352595] ? do_syscall_64+0xb7/0x940 [ 268.356547] SyS_mkdir+0x22/0x30 [ 268.359890] ? SyS_mkdirat+0x30/0x30 [ 268.363580] do_syscall_64+0x281/0x940 [ 268.367443] ? vmalloc_sync_all+0x30/0x30 [ 268.371568] ? finish_task_switch+0x1b9/0x970 [ 268.376042] ? finish_task_switch+0x17a/0x970 [ 268.380517] ? syscall_return_slowpath+0x550/0x550 [ 268.385426] ? syscall_return_slowpath+0x2ac/0x550 [ 268.390338] ? prepare_exit_to_usermode+0x350/0x350 [ 268.395333] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 268.400766] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.405592] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 268.410756] RIP: 0033:0x4552d9 [ 268.413926] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 268.421615] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 268.428861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 268.436107] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 268.443355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 268.450603] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000019 [ 268.457965] cgroup: cgroup_addrm_files: failed to add cpu.stat, err=-12 2018/04/03 20:55:32 executing program 5: 2018/04/03 20:55:32 executing program 1: 2018/04/03 20:55:32 executing program 3: 2018/04/03 20:55:32 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000ffffffff000000000000004500000000ffffffff0000000000000000000000000000000000000000000000000c0010000000000000000000"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:32 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = dup2(r0, r0) r2 = shmget$private(0x0, 0x4000, 0x8, &(0x7f0000012000/0x4000)=nil) shmctl$IPC_RMID(r2, 0x0) ioctl$TUNSETQUEUE(r1, 0x400454d9, &(0x7f0000000000)={'ifb0\x00', 0x400}) mmap(&(0x7f000000d000/0x8000)=nil, 0x8000, 0x0, 0x100000000000031, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$sndpcmc(&(0x7f0000000280)='/dev/snd/pcmC#D#c\x00', 0x0, 0x0) ioctl(r3, 0xc0884123, &(0x7f000000cff3)) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:32 executing program 7: 2018/04/03 20:55:32 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) modify_ldt$write2(0x11, &(0x7f0000000080)={0x6, 0x1000, 0x2000, 0x8000, 0x80000000, 0x8, 0x8001, 0x8, 0x7fc000000000, 0xfffffffffffffff7}, 0x10) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:32 executing program 2 (fault-call:4 fault-nth:26): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:32 executing program 1: [ 268.610213] FAULT_INJECTION: forcing a failure. [ 268.610213] name failslab, interval 1, probability 0, space 0, times 0 [ 268.621556] CPU: 1 PID: 18973 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 268.628568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.637912] Call Trace: [ 268.640497] dump_stack+0x1a7/0x27d [ 268.644128] ? arch_local_irq_restore+0x53/0x53 [ 268.648801] should_fail+0x914/0xae0 [ 268.652511] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:32 executing program 3: [ 268.657628] ? kasan_check_write+0x14/0x20 [ 268.661872] ? kernfs_dop_revalidate+0x380/0x380 [ 268.666630] ? find_held_lock+0x35/0x1d0 [ 268.670700] ? __lock_is_held+0xb6/0x140 [ 268.674781] ? check_same_owner+0x320/0x320 [ 268.679100] ? __kernfs_create_file+0x27f/0x320 [ 268.683769] ? rcu_note_context_switch+0x710/0x710 [ 268.688707] should_failslab+0xec/0x120 [ 268.692679] kmem_cache_alloc+0x47/0x760 [ 268.696743] ? __lock_is_held+0xb6/0x140 [ 268.700809] sched_create_group+0x22/0x70 [ 268.704957] cpu_cgroup_css_alloc+0xe/0x30 2018/04/03 20:55:32 executing program 1: 2018/04/03 20:55:32 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x177, &(0x7f0000000400)=""/222, 0xde}, 0xfffffffffffffffe) sendmsg$nl_generic(r0, &(0x7f0000000080)={&(0x7f00009f7000)={0x10, 0x0, 0x0, 0x2}, 0xc4, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff, 0x0, 0x0, {0x1}}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:32 executing program 3: [ 268.709189] cgroup_apply_control_enable+0x44d/0xbc0 [ 268.714293] ? cgroup_propagate_control+0x570/0x570 [ 268.719316] ? css_populate_dir+0x289/0x420 [ 268.723644] cgroup_mkdir+0x56f/0xfd0 [ 268.727441] ? __lock_is_held+0xb6/0x140 [ 268.731503] ? cgroup_destroy_locked+0x750/0x750 [ 268.736256] ? rcu_read_lock_sched_held+0x108/0x120 [ 268.741271] ? kmem_cache_free+0x258/0x2a0 [ 268.745514] ? set_nlink+0x95/0x120 [ 268.749138] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 268.754068] ? kasan_check_write+0x14/0x20 2018/04/03 20:55:32 executing program 1: [ 268.758303] ? kernfs_get_active+0xb7/0xf0 [ 268.762537] ? cgroup_destroy_locked+0x750/0x750 [ 268.767291] kernfs_iop_mkdir+0x153/0x1e0 [ 268.771438] vfs_mkdir+0x390/0x600 [ 268.774979] do_mkdirat+0x224/0x2b0 [ 268.778608] ? SyS_mknod+0x40/0x40 [ 268.782150] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 268.787681] ? do_syscall_64+0xb7/0x940 [ 268.791649] SyS_mkdir+0x22/0x30 [ 268.795009] ? SyS_mkdirat+0x30/0x30 [ 268.798717] do_syscall_64+0x281/0x940 [ 268.802596] ? vmalloc_sync_all+0x30/0x30 [ 268.806733] ? finish_task_switch+0x1b9/0x970 2018/04/03 20:55:32 executing program 1: 2018/04/03 20:55:32 executing program 3: [ 268.811220] ? finish_task_switch+0x17a/0x970 [ 268.815709] ? syscall_return_slowpath+0x550/0x550 [ 268.820633] ? syscall_return_slowpath+0x2ac/0x550 [ 268.825554] ? prepare_exit_to_usermode+0x350/0x350 [ 268.830564] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 268.835928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.840772] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 268.845966] RIP: 0033:0x4552d9 [ 268.849148] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 268.856849] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 268.864113] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 268.871372] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 268.878632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 268.885893] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001a 2018/04/03 20:55:33 executing program 5: 2018/04/03 20:55:33 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) r2 = getpgid(0x0) perf_event_open(&(0x7f00000000c0)={0x7, 0x70, 0x5, 0x0, 0x66, 0x0, 0x0, 0x3577b13f, 0x3587ed312f0db29f, 0x2, 0x8160, 0x2b9, 0x84, 0x6, 0x8000, 0x9, 0x1, 0x7f, 0x54961ad9, 0x6, 0x10000, 0x2, 0x1, 0x100, 0x20, 0xff, 0x20, 0x8, 0x57b, 0x650000, 0x86, 0x0, 0x3, 0x1, 0x3ff, 0x7ff, 0x9, 0x101, 0x0, 0x8, 0x2, @perf_config_ext={0x3, 0x10000}, 0x3775ed4e87bb3651, 0x7, 0x5, 0x7, 0x8001, 0x4, 0x101}, r2, 0x6, r0, 0x2) 2018/04/03 20:55:33 executing program 7: 2018/04/03 20:55:33 executing program 3: 2018/04/03 20:55:33 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getpeername$inet6(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, @local}, &(0x7f0000000040)=0x1c) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:33 executing program 2 (fault-call:4 fault-nth:27): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:33 executing program 0: r0 = creat(&(0x7f0000000280)='./file0\x00', 0x4) ioctl$SNDRV_CTL_IOCTL_PVERSION(r0, 0x80045500, &(0x7f0000000500)=""/231) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r1, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r1, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000080)=ANY=[@ANYBLOB="140000004200ffdf880000000000000000000000249f8b2239451c130aacf87ad8cb23e90899483a83f7f89e4015fb8d3f19c48545897ca92a0567efe47ce0d2319d289c7d447bc3ded69aa77c38606762c93fbe4f45709177ffe93dd34346254d6f21e902d0f22ff8212755ecf874d341cd5cae120695ae81fd8498b2df42aa687d98ce491bee6796ff7736905c8398b95d68f28ecd2cde59a504129d0d5d35b5e0"], 0x14}, 0x1}, 0x0) 2018/04/03 20:55:33 executing program 1: 2018/04/03 20:55:33 executing program 7: mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mount(&(0x7f0000d04000)='./file0\x00', &(0x7f0000903000)='./file0\x00', &(0x7f00000000c0)='bdev\x00', 0x0, &(0x7f00000002c0)) [ 269.038918] FAULT_INJECTION: forcing a failure. [ 269.038918] name failslab, interval 1, probability 0, space 0, times 0 [ 269.050215] CPU: 1 PID: 19015 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 269.057228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.066576] Call Trace: [ 269.069162] dump_stack+0x1a7/0x27d [ 269.072796] ? arch_local_irq_restore+0x53/0x53 [ 269.077473] should_fail+0x914/0xae0 [ 269.081187] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.086295] ? kasan_check_write+0x14/0x20 [ 269.090537] ? kernfs_dop_revalidate+0x380/0x380 [ 269.095296] ? find_held_lock+0x35/0x1d0 [ 269.099365] ? __lock_is_held+0xb6/0x140 [ 269.103462] ? check_same_owner+0x320/0x320 [ 269.107791] ? __kernfs_create_file+0x27f/0x320 [ 269.112462] ? rcu_note_context_switch+0x710/0x710 [ 269.117402] should_failslab+0xec/0x120 [ 269.121374] kmem_cache_alloc+0x47/0x760 [ 269.125432] ? __lock_is_held+0xb6/0x140 [ 269.129496] sched_create_group+0x22/0x70 [ 269.133642] cpu_cgroup_css_alloc+0xe/0x30 [ 269.137875] cgroup_apply_control_enable+0x44d/0xbc0 [ 269.142982] ? cgroup_propagate_control+0x570/0x570 [ 269.148002] ? css_populate_dir+0x289/0x420 [ 269.152328] cgroup_mkdir+0x56f/0xfd0 [ 269.156125] ? __lock_is_held+0xb6/0x140 [ 269.160195] ? cgroup_destroy_locked+0x750/0x750 [ 269.164952] ? rcu_read_lock_sched_held+0x108/0x120 [ 269.169971] ? kmem_cache_free+0x258/0x2a0 [ 269.174207] ? set_nlink+0x95/0x120 [ 269.177836] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 269.182768] ? kasan_check_write+0x14/0x20 [ 269.187005] ? kernfs_get_active+0xb7/0xf0 [ 269.191241] ? cgroup_destroy_locked+0x750/0x750 [ 269.195996] kernfs_iop_mkdir+0x153/0x1e0 [ 269.200151] vfs_mkdir+0x390/0x600 [ 269.203691] do_mkdirat+0x224/0x2b0 [ 269.207321] ? SyS_mknod+0x40/0x40 [ 269.210856] ? ksys_mount+0xd4/0x120 [ 269.214563] ? do_syscall_64+0xb7/0x940 [ 269.218532] SyS_mkdir+0x22/0x30 [ 269.221893] ? SyS_mkdirat+0x30/0x30 [ 269.225603] do_syscall_64+0x281/0x940 [ 269.229479] ? vmalloc_sync_all+0x30/0x30 [ 269.233615] ? finish_task_switch+0x1b9/0x970 [ 269.238091] ? finish_task_switch+0x17a/0x970 [ 269.242570] ? syscall_return_slowpath+0x550/0x550 [ 269.247478] ? syscall_return_slowpath+0x2ac/0x550 [ 269.252389] ? prepare_exit_to_usermode+0x350/0x350 [ 269.257388] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 269.262732] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.267558] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 269.272725] RIP: 0033:0x4552d9 [ 269.275893] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/04/03 20:55:33 executing program 5: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x101}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000ff4)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_GET_PIN_STATUS(r0, 0x7709, 0x910000) 2018/04/03 20:55:33 executing program 3: r0 = getpgrp(0x0) r1 = gettid() rt_tgsigqueueinfo(r0, r1, 0x20, &(0x7f00003efff0)) 2018/04/03 20:55:33 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="14000000000b0104000000000000000000000000"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 269.283582] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 269.290828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 269.298077] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 269.305323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 269.312571] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001b 2018/04/03 20:55:33 executing program 1: mknod(&(0x7f0000000000)='./file0\x00', 0x1044, 0x0) acct(&(0x7f0000000a40)='./file0\x00') acct(&(0x7f00000000c0)='./file0\x00') execve(&(0x7f0000000040)='./file0\x00', &(0x7f0000000240), &(0x7f0000000980)) 2018/04/03 20:55:33 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x20000) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) write$sndseq(r1, &(0x7f0000000080)=[{0x9a, 0x20, 0x7ff, 0xffff, @time={r2, r3+10000000}, {0x7, 0x1}, {0x7, 0x6}, @queue={0x8, {0x80000001, 0x6}}}], 0x30) 2018/04/03 20:55:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde, 0x3}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:33 executing program 2 (fault-call:4 fault-nth:28): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:33 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) fcntl$getownex(r1, 0x10, &(0x7f0000000180)={0x0, 0x0}) r4 = perf_event_open(&(0x7f00000000c0)={0x7, 0x70, 0x7b, 0x1, 0x7, 0x175, 0x0, 0x0, 0x148, 0xd, 0x3, 0x7, 0x3, 0x1542b504, 0xac3, 0x1, 0x8000, 0x2, 0x7, 0xf51, 0x7b, 0x212, 0x0, 0x5b1, 0x3, 0x81, 0x5fd, 0x63, 0xa025, 0x80000000, 0x8000, 0x4, 0x5, 0x1, 0xfff, 0x9, 0x7fff, 0xffffffff, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000040), 0x8}, 0x20, 0x8, 0x7fff, 0x5, 0x400, 0x1, 0x1f}, r3, 0xc, r0, 0x0) perf_event_open(&(0x7f00000002c0)={0x1, 0x70, 0xfffffffffffffeff, 0xffffffffffffffff, 0x7fff, 0x9, 0x0, 0x10001, 0x20000, 0x4, 0x5, 0x6, 0x380000000000000, 0x62ec, 0x7, 0x400, 0x3, 0x3, 0xfffffffffffffffc, 0x4, 0x5, 0x7, 0x3f, 0x8, 0x2, 0x5, 0x80000000, 0x8001, 0xfd8b, 0x1, 0x9, 0x4, 0x3, 0x8, 0x34b, 0x2, 0xfffffffffffffffa, 0x4, 0x0, 0xf5, 0x0, @perf_bp={&(0x7f00000001c0), 0x4}, 0x9852, 0x6, 0x8, 0x7, 0x63796248, 0x7f, 0x3}, r3, 0x5, r4, 0xb) 2018/04/03 20:55:33 executing program 3: r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x1fffe, 0x0) pwritev(r0, &(0x7f00000000c0)=[{&(0x7f0000000140)}], 0x1, 0x0) r1 = open$dir(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) r2 = open(&(0x7f0000000080)='./file0\x00', 0x4001, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000100)={@dev={0xfe, 0x80, [], 0x11}, 0x4, 0x2, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x20) truncate(&(0x7f0000000400)='./file0\x00', 0x1000b) preadv(0xffffffffffffffff, &(0x7f0000000300), 0x0, 0x0) sendfile(r2, r0, &(0x7f0000002b80), 0x8000007fffffff) fdatasync(r1) syz_mount_image$xfs(&(0x7f0000000200)='xfs\x00', &(0x7f0000000280)='./file0\x00', 0x9, 0x0, &(0x7f0000000880), 0x20084, &(0x7f00000003c0)={'nouuid,', {[{@mtpt='mtpt', 0x2c}, {@gqnoenforce='gqnoenforce', 0x2c}]}}) fcntl$getown(r2, 0x9) sendfile(r2, r1, &(0x7f0000000240), 0x1bbfbee5) ftruncate(r0, 0x0) 2018/04/03 20:55:33 executing program 7: r0 = open$dir(&(0x7f0000000040)='./file0\x00', 0x1fffe, 0x0) r1 = open$dir(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) r2 = open(&(0x7f0000000080)='./file0\x00', 0x4001, 0x0) truncate(&(0x7f0000000400)='./file0\x00', 0x1000b) sendfile(r2, r0, &(0x7f0000002b80), 0x0) sendfile(r2, r1, &(0x7f0000000240), 0x1bbfbee5) ftruncate(0xffffffffffffffff, 0x0) [ 269.426665] FAULT_INJECTION: forcing a failure. [ 269.426665] name failslab, interval 1, probability 0, space 0, times 0 [ 269.437959] CPU: 1 PID: 19051 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 269.444968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.454316] Call Trace: [ 269.456901] dump_stack+0x1a7/0x27d [ 269.460534] ? arch_local_irq_restore+0x53/0x53 [ 269.465202] ? __save_stack_trace+0x7e/0xd0 [ 269.469531] should_fail+0x914/0xae0 2018/04/03 20:55:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) r1 = socket$inet_icmp(0x2, 0x2, 0x1) accept$packet(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000000c0)=0x14) fstat(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000180)={{{@in6=@ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4e24, 0x9, 0x4e21, 0x9, 0xa, 0x20, 0x20, 0x3c, r2, r3}, {0x5, 0x7, 0xc00, 0x9, 0xffff, 0x280d, 0x80000001, 0x7fffffff}, {0x248e, 0x1, 0x9, 0x4}, 0x4, 0x6e6bb7, 0x0, 0x0, 0x2, 0x1}, {{@in=@multicast1=0xe0000001, 0x4d5, 0x32}, 0xa, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x3500, 0x7, 0x3, 0x5, 0x7f, 0x6b, 0x6}}, 0xe8) r4 = socket(0x1e, 0x1, 0x0) setsockopt$packet_tx_ring(r4, 0x10f, 0x87, &(0x7f0000540ff0)=@req={0x3fc, 0x0, 0x1}, 0x10) r5 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r5, 0x10f, 0x87, &(0x7f0000000040)=@req={0x3fc, 0x0, 0x1}, 0x10) r6 = socket(0x1e, 0x4, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f0000000500)={0x0, 0x100000000, 0x5, [0x7, 0x7, 0xa388, 0x80, 0x2]}, &(0x7f0000000540)=0x12) setsockopt$inet_sctp6_SCTP_CONTEXT(r5, 0x84, 0x11, &(0x7f0000000580)={r7}, 0x8) setsockopt$packet_tx_ring(r6, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1, 0xfffffffffffffff7}, 0x10) sendmsg$netlink(r6, &(0x7f00003aefc8)={0x0, 0x0, &(0x7f0000847000), 0x0, &(0x7f000048a000)}, 0x0) sendmmsg$alg(r6, &(0x7f0000f3ff58)=[{0x0, 0x0, &(0x7f0000511000), 0x0, &(0x7f0000000080), 0x3c1}], 0x1, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000300)={0x1, 0x6, 0x0, 0x1}, 0x8) connect$inet6(r5, &(0x7f0000000000)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x3}, 0x1c) ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000280)={'bridge0\x00', r2}) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 269.473249] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 269.478352] ? kasan_kmalloc+0xad/0xe0 [ 269.482234] ? __kmalloc+0x162/0x760 [ 269.485949] ? kzalloc+0xf/0x20 [ 269.489226] ? alloc_fair_sched_group+0x5e/0x530 [ 269.493979] ? sched_create_group+0x35/0x70 [ 269.498308] ? kernfs_iop_mkdir+0x153/0x1e0 [ 269.502625] ? vfs_mkdir+0x390/0x600 [ 269.506336] ? do_mkdirat+0x224/0x2b0 [ 269.510136] ? do_syscall_64+0x281/0x940 [ 269.514196] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 269.519565] ? find_held_lock+0x35/0x1d0 2018/04/03 20:55:33 executing program 7: mkdir(&(0x7f0000fd5ff8)='./file0\x00', 0x0) mknod(&(0x7f0000000180)='./file1\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mount(&(0x7f00000000c0)='./file1\x00', &(0x7f0000917000)='./file0\x00', &(0x7f0000000340)="78667326300a3106c9d361aeec1b00", 0x1000, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/dev/qat_adf_ctl\x00', 0x8000, 0x0) mmap$binder(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x8, 0x50, r0, 0x0) [ 269.523632] ? __lock_is_held+0xb6/0x140 [ 269.527707] ? check_same_owner+0x320/0x320 [ 269.532034] ? rcu_note_context_switch+0x710/0x710 [ 269.536969] should_failslab+0xec/0x120 [ 269.540944] __kmalloc+0x63/0x760 [ 269.544398] ? sched_create_group+0x22/0x70 [ 269.548720] ? kzalloc+0xf/0x20 [ 269.552000] kzalloc+0xf/0x20 [ 269.555109] alloc_fair_sched_group+0xd6/0x530 [ 269.559691] ? __lock_is_held+0xb6/0x140 [ 269.563763] sched_create_group+0x35/0x70 [ 269.567910] cpu_cgroup_css_alloc+0xe/0x30 [ 269.572146] cgroup_apply_control_enable+0x44d/0xbc0 2018/04/03 20:55:33 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f000073e000)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_sha384\x00'}, 0x58) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RM_MAP(r2, 0x4028641b, &(0x7f0000000080)={&(0x7f0000ffc000/0x3000)=nil, 0x0, 0x0, 0x0, &(0x7f0000ffd000/0x3000)=nil, 0x9}) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000040), 0x0) dup2(r0, r1) [ 269.577257] ? cgroup_propagate_control+0x570/0x570 [ 269.582292] ? css_populate_dir+0x289/0x420 [ 269.586617] cgroup_mkdir+0x56f/0xfd0 [ 269.590417] ? __lock_is_held+0xb6/0x140 [ 269.594481] ? cgroup_destroy_locked+0x750/0x750 [ 269.599236] ? rcu_read_lock_sched_held+0x108/0x120 [ 269.604247] ? kmem_cache_free+0x258/0x2a0 [ 269.608484] ? set_nlink+0x95/0x120 [ 269.612102] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 269.617027] ? kasan_check_write+0x14/0x20 [ 269.621263] ? kernfs_get_active+0xb7/0xf0 [ 269.625514] ? cgroup_destroy_locked+0x750/0x750 [ 269.630276] kernfs_iop_mkdir+0x153/0x1e0 [ 269.634428] vfs_mkdir+0x390/0x600 [ 269.637965] do_mkdirat+0x224/0x2b0 [ 269.641591] ? SyS_mknod+0x40/0x40 [ 269.645131] ? ksys_mount+0xd4/0x120 [ 269.648843] ? do_syscall_64+0xb7/0x940 [ 269.652817] SyS_mkdir+0x22/0x30 [ 269.656175] ? SyS_mkdirat+0x30/0x30 [ 269.659881] do_syscall_64+0x281/0x940 [ 269.663761] ? vmalloc_sync_all+0x30/0x30 [ 269.667902] ? kasan_check_write+0x14/0x20 [ 269.672130] ? finish_task_switch+0x284/0x970 [ 269.676626] ? syscall_return_slowpath+0x550/0x550 [ 269.681552] ? syscall_return_slowpath+0x2ac/0x550 [ 269.686479] ? prepare_exit_to_usermode+0x350/0x350 [ 269.691495] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 269.697365] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.702210] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 269.707390] RIP: 0033:0x4552d9 [ 269.710570] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 269.718275] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 269.725538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 269.732800] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 269.740065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 269.747324] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001c 2018/04/03 20:55:34 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) fcntl$getownex(r0, 0x10, &(0x7f0000000040)={0x0, 0x0}) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000002c0)={{{@in=@multicast2, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@multicast2}}, &(0x7f00000000c0)=0xe8) fstat(r0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000100)={r2, r3, r4}, 0xc) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r5 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r5, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000004c0)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe29f6eed3e7e85a9b510a1948e80e8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000a51e0dd4eb9e21ad005c001100fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000ffffffff000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000c00100000000000e4000000"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:34 executing program 3: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f000079cfef)='/dev/vga_arbiter\x00', 0x0, 0x0) ioctl$EVIOCSABS20(r0, 0x401845e0, &(0x7f0000000000)={0x9, 0x4, 0x6, 0x7f, 0x81, 0x3}) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000f90ff4)) 2018/04/03 20:55:34 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0xffffffffffffffa6) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:34 executing program 2 (fault-call:4 fault-nth:29): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000000b010482967e060000000000000000"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:34 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={r0}) setsockopt$IPT_SO_SET_ADD_COUNTERS(r1, 0x0, 0x41, &(0x7f0000000080)={'raw\x00', 0x2, [{}, {}]}, 0x48) r2 = epoll_create1(0x0) close(r0) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f0000f33000)='/dev/dsp\x00', 0x22002, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f00003cbff4)) writev(r3, &(0x7f00004e7ff0)=[{&(0x7f00002ab000)="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", 0x1000}], 0x1) 2018/04/03 20:55:34 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) r1 = socket$inet_icmp(0x2, 0x2, 0x1) accept$packet(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000000c0)=0x14) fstat(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000180)={{{@in6=@ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, @in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4e24, 0x9, 0x4e21, 0x9, 0xa, 0x20, 0x20, 0x3c, r2, r3}, {0x5, 0x7, 0xc00, 0x9, 0xffff, 0x280d, 0x80000001, 0x7fffffff}, {0x248e, 0x1, 0x9, 0x4}, 0x4, 0x6e6bb7, 0x0, 0x0, 0x2, 0x1}, {{@in=@multicast1=0xe0000001, 0x4d5, 0x32}, 0xa, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x3500, 0x7, 0x3, 0x5, 0x7f, 0x6b, 0x6}}, 0xe8) r4 = socket(0x1e, 0x1, 0x0) setsockopt$packet_tx_ring(r4, 0x10f, 0x87, &(0x7f0000540ff0)=@req={0x3fc, 0x0, 0x1}, 0x10) r5 = socket(0x1e, 0x4, 0x0) setsockopt$packet_tx_ring(r5, 0x10f, 0x87, &(0x7f0000000040)=@req={0x3fc, 0x0, 0x1}, 0x10) r6 = socket(0x1e, 0x4, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f0000000500)={0x0, 0x100000000, 0x5, [0x7, 0x7, 0xa388, 0x80, 0x2]}, &(0x7f0000000540)=0x12) setsockopt$inet_sctp6_SCTP_CONTEXT(r5, 0x84, 0x11, &(0x7f0000000580)={r7}, 0x8) setsockopt$packet_tx_ring(r6, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc, 0x0, 0x1, 0xfffffffffffffff7}, 0x10) sendmsg$netlink(r6, &(0x7f00003aefc8)={0x0, 0x0, &(0x7f0000847000), 0x0, &(0x7f000048a000)}, 0x0) sendmmsg$alg(r6, &(0x7f0000f3ff58)=[{0x0, 0x0, &(0x7f0000511000), 0x0, &(0x7f0000000080), 0x3c1}], 0x1, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r4, 0x84, 0x2, &(0x7f0000000300)={0x1, 0x6, 0x0, 0x1}, 0x8) connect$inet6(r5, &(0x7f0000000000)={0xa, 0x4e23, 0x0, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x3}, 0x1c) ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000280)={'bridge0\x00', r2}) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) 2018/04/03 20:55:34 executing program 5: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) getpgrp(0x0) r0 = memfd_create(&(0x7f0000000080)='em1\x00', 0x2) r1 = userfaultfd(0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000200)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000100)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) sigaltstack(&(0x7f0000013000/0x1000)=nil, &(0x7f00000000c0)) msgctl$IPC_SET(0x0, 0x1, &(0x7f0000258f88)) accept4$unix(r0, 0x0, &(0x7f0000000180), 0x0) msgsnd(0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="030000005d026f33f5352a48fa34278cbac0599beb"], 0x0, 0x0) msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000240)={{}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}) ioctl$UFFDIO_WAKE(r1, 0x8010aa02, &(0x7f0000000b40)={&(0x7f0000011000/0x4000)=nil, 0x4000}) io_setup(0x1000, &(0x7f0000000040)) io_submit(0x0, 0x0, &(0x7f0000000000)) ioctl$sock_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000000)) 2018/04/03 20:55:34 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) socket$inet6(0xa, 0x803, 0xc101) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000180)=@sack_info={0x0, 0x9, 0x9}, &(0x7f00000001c0)=0xc) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000200)={r1, 0x3, 0x1}, &(0x7f0000000240)=0x8) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='memory.events\x00', 0x0, 0x0) r3 = ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) ioctl$LOOP_CTL_ADD(r2, 0x4c80, r3) r4 = syz_open_dev$admmidi(&(0x7f00000000c0)='/dev/admmidi#\x00', 0x1, 0x84000) ioctl$PPPOEIOCSFWD(r4, 0x4008b100, &(0x7f0000000100)={0x18, 0x0, {0x1, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1a}, 'bridge0\x00'}}) r5 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0x6, 0x8000) ioctl$DRM_IOCTL_SET_VERSION(r5, 0xc0106407, &(0x7f0000000080)={0x7, 0x8, 0x8, 0x9}) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000000340)={0x0}, &(0x7f00000002c0)=0xc) fcntl$setownex(r4, 0xf, &(0x7f0000000300)={0x2, r6}) setsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f0000000000), 0x10) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 270.222671] netlink: 104 bytes leftover after parsing attributes in process `syz-executor4'. 2018/04/03 20:55:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="14000000000b01040000000000000000000000009c15c7263d90b719079786904f40f528d947ca510c03fd966f18b4acfa633ebc29995ad92681d5031f7781928a49713d936b728c1f5bc5161ffed19e23e1e4fcf42b0403229b729d"], 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)=ANY=[@ANYBLOB="1400000000000000000000000000000000000000"], 0x14}, 0x1}, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000080)={0x0, 0x8}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000500)={r2, @in6={{0xa, 0x4e22, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0x8}}}, &(0x7f0000000100)=0x84) r3 = syz_open_dev$dspn(&(0x7f0000000180)='/dev/dsp#\x00', 0x3, 0x200002) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000280)={0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(r3, 0x40086424, &(0x7f00000005c0)={r4, 0x3}) 2018/04/03 20:55:34 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_ifreq(r0, 0x899f, &(0x7f0000000080)={'ifb0\x00\x00\x00\x00@\x00', @ifru_flags=0x2100}) r1 = gettid() r2 = getpid() kcmp$KCMP_EPOLL_TFD(r1, r2, 0x7, r0, &(0x7f00000000c0)={r0, r0, 0x10001}) sendmsg$nl_route(r0, &(0x7f0000000040)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000000)=@setlink={0x2c, 0x13, 0xf11, 0x0, 0x0, {}, [@IFLA_ADDRESS={0xc, 0x1, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}}]}, 0x2c}, 0x1}, 0x0) 2018/04/03 20:55:34 executing program 3: r0 = socket(0x10, 0x80002, 0x0) bind$netlink(r0, &(0x7f0000000080)={0x10, 0x0, 0x1}, 0xc) write(r0, &(0x7f0000df8fd9)="2600000022004701050007008980e8ff06006d20002b1f00c0e9ff094a51f10101c7033500b0", 0x26) connect$netlink(r0, &(0x7f0000e8f000)=@proc={0x10, 0x0, 0x1}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000b4bffc), 0x4) sendto(r0, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x9, 0x482c02) sendmsg$IPVS_CMD_ZERO(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x14, 0x0, 0x300, 0x70bd28, 0x25dfdbfc, {0x10}}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x0) ioctl$DRM_IOCTL_AGP_BIND(r1, 0x40086436, &(0x7f0000000100)) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000000000)=0x7, 0x4) [ 270.285389] netlink: 104 bytes leftover after parsing attributes in process `syz-executor4'. [ 270.340606] FAULT_INJECTION: forcing a failure. [ 270.340606] name failslab, interval 1, probability 0, space 0, times 0 [ 270.351942] CPU: 1 PID: 19104 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 270.358949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 270.368293] Call Trace: [ 270.370876] dump_stack+0x1a7/0x27d [ 270.374503] ? arch_local_irq_restore+0x53/0x53 [ 270.379168] ? __save_stack_trace+0x7e/0xd0 [ 270.383479] should_fail+0x914/0xae0 [ 270.387175] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 270.392259] ? kasan_kmalloc+0xad/0xe0 [ 270.396121] ? __kmalloc+0x162/0x760 [ 270.399812] ? kzalloc+0xf/0x20 [ 270.403074] ? alloc_fair_sched_group+0x5e/0x530 [ 270.407806] ? sched_create_group+0x35/0x70 [ 270.412111] ? kernfs_iop_mkdir+0x153/0x1e0 [ 270.416410] ? vfs_mkdir+0x390/0x600 [ 270.420100] ? do_mkdirat+0x224/0x2b0 [ 270.423882] ? do_syscall_64+0x281/0x940 [ 270.427923] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 270.433270] ? find_held_lock+0x35/0x1d0 [ 270.437315] ? __lock_is_held+0xb6/0x140 [ 270.441364] ? check_same_owner+0x320/0x320 [ 270.445672] ? rcu_note_context_switch+0x710/0x710 [ 270.450588] should_failslab+0xec/0x120 [ 270.454544] __kmalloc+0x63/0x760 [ 270.457982] ? sched_create_group+0x22/0x70 [ 270.462282] ? kzalloc+0xf/0x20 [ 270.465549] kzalloc+0xf/0x20 [ 270.468636] alloc_fair_sched_group+0xd6/0x530 [ 270.473199] ? __lock_is_held+0xb6/0x140 [ 270.477245] sched_create_group+0x35/0x70 [ 270.481372] cpu_cgroup_css_alloc+0xe/0x30 [ 270.485584] cgroup_apply_control_enable+0x44d/0xbc0 [ 270.490672] ? cgroup_propagate_control+0x570/0x570 [ 270.495677] ? css_populate_dir+0x289/0x420 [ 270.499984] cgroup_mkdir+0x56f/0xfd0 [ 270.503763] ? __lock_is_held+0xb6/0x140 [ 270.507807] ? cgroup_destroy_locked+0x750/0x750 [ 270.512545] ? rcu_read_lock_sched_held+0x108/0x120 [ 270.517542] ? kmem_cache_free+0x258/0x2a0 [ 270.521758] ? set_nlink+0x95/0x120 [ 270.525366] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 270.530276] ? kasan_check_write+0x14/0x20 [ 270.534491] ? kernfs_get_active+0xb7/0xf0 [ 270.538703] ? cgroup_destroy_locked+0x750/0x750 [ 270.543441] kernfs_iop_mkdir+0x153/0x1e0 [ 270.547574] vfs_mkdir+0x390/0x600 [ 270.551098] do_mkdirat+0x224/0x2b0 [ 270.554706] ? SyS_mknod+0x40/0x40 [ 270.558225] ? ksys_mount+0xd4/0x120 [ 270.561922] ? do_syscall_64+0xb7/0x940 [ 270.565874] SyS_mkdir+0x22/0x30 [ 270.569216] ? SyS_mkdirat+0x30/0x30 [ 270.572906] do_syscall_64+0x281/0x940 [ 270.576773] ? vmalloc_sync_all+0x30/0x30 [ 270.580897] ? finish_task_switch+0x1b9/0x970 [ 270.585368] ? finish_task_switch+0x17a/0x970 [ 270.589842] ? syscall_return_slowpath+0x550/0x550 [ 270.594749] ? syscall_return_slowpath+0x2ac/0x550 [ 270.599657] ? prepare_exit_to_usermode+0x350/0x350 [ 270.604655] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 270.610003] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 270.614835] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 270.619999] RIP: 0033:0x4552d9 [ 270.623172] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 270.630863] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 270.638111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 270.645360] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 270.652606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 270.659851] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001d [ 271.051862] FAULT_FLAG_ALLOW_RETRY missing 30 [ 271.056447] CPU: 1 PID: 19084 Comm: syz-executor5 Not tainted 4.16.0+ #378 [ 271.063442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.072769] Call Trace: [ 271.075336] dump_stack+0x1a7/0x27d [ 271.078948] ? arch_local_irq_restore+0x53/0x53 [ 271.083592] ? kasan_check_write+0x14/0x20 [ 271.087801] ? handle_userfault+0x13d6/0x2430 [ 271.092272] handle_userfault+0x1418/0x2430 [ 271.096564] ? handle_userfault+0x16c9/0x2430 [ 271.101041] ? userfaultfd_ioctl+0x4540/0x4540 [ 271.105607] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 271.110780] ? plist_add+0x5cb/0x760 [ 271.114468] ? print_irqtrace_events+0x270/0x270 [ 271.119199] ? print_irqtrace_events+0x270/0x270 [ 271.123930] ? perf_trace_lock+0xd6/0x900 [ 271.128054] ? __lock_acquire+0x638/0x3c30 [ 271.132260] ? rcu_note_context_switch+0x710/0x710 [ 271.137166] ? futex_wait_setup+0x158/0x400 [ 271.141463] ? trace_hardirqs_off+0x10/0x10 [ 271.145761] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 271.150923] ? kasan_check_write+0x14/0x20 [ 271.155146] ? find_held_lock+0x35/0x1d0 [ 271.159197] ? __handle_mm_fault+0x2e0f/0x38e0 [ 271.163760] ? lock_downgrade+0x980/0x980 [ 271.167883] ? lock_release+0xa40/0xa40 [ 271.171829] ? kasan_check_read+0x11/0x20 [ 271.175951] ? do_raw_spin_unlock+0x9e/0x310 [ 271.180329] ? do_raw_spin_trylock+0x1a0/0x1a0 [ 271.184884] ? kasan_check_write+0x14/0x20 [ 271.189089] ? do_raw_spin_lock+0xc1/0x230 [ 271.193298] __handle_mm_fault+0x2e1c/0x38e0 [ 271.197683] ? __pmd_alloc+0x4f0/0x4f0 [ 271.201540] ? trace_hardirqs_off+0x10/0x10 [ 271.205832] ? futex_wake+0x2d7/0x680 [ 271.209607] ? find_held_lock+0x35/0x1d0 [ 271.213643] ? handle_mm_fault+0x35b/0xb20 [ 271.217849] ? lock_downgrade+0x980/0x980 [ 271.221975] ? handle_mm_fault+0x2f8/0xb20 [ 271.226187] handle_mm_fault+0x44a/0xb20 [ 271.230220] ? check_same_owner+0x320/0x320 [ 271.234514] ? __handle_mm_fault+0x38e0/0x38e0 [ 271.239067] ? vmacache_find+0x5f/0x280 [ 271.243022] ? find_vma+0x30/0x150 [ 271.246542] __do_page_fault+0x560/0xbe0 [ 271.250578] ? trace_event_raw_event_lock+0x340/0x340 [ 271.255749] ? mm_fault_error+0x2c0/0x2c0 [ 271.259877] ? trace_hardirqs_off+0x10/0x10 [ 271.264177] do_page_fault+0xee/0x730 [ 271.267971] ? vmalloc_sync_all+0x30/0x30 [ 271.272103] ? find_held_lock+0x35/0x1d0 [ 271.276143] ? __might_fault+0x110/0x1d0 [ 271.280178] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.285010] page_fault+0x25/0x50 [ 271.288456] RIP: 0010:copy_user_generic_unrolled+0x86/0xc0 [ 271.294069] RSP: 0018:ffff8801c73ffcf0 EFLAGS: 00010206 [ 271.299418] RAX: ffffed0038e7ffae RBX: 0000000020013000 RCX: 0000000000000003 [ 271.306661] RDX: 0000000000000000 RSI: 0000000020013000 RDI: ffff8801c73ffd58 [ 271.313901] RBP: ffff8801c73ffd20 R08: ffffed0038e7ffae R09: ffffed0038e7ffae [ 271.321147] R10: 0000000000000003 R11: ffffed0038e7ffad R12: 0000000000000018 [ 271.328394] R13: ffff8801c73ffd58 R14: 00007ffffffff000 R15: 0000000020013018 [ 271.335652] ? _copy_from_user+0xc5/0x110 [ 271.339773] SyS_sigaltstack+0xa1/0x280 [ 271.343719] ? do_sigaction+0x810/0x810 [ 271.347665] ? kasan_check_write+0x14/0x20 [ 271.351870] ? fput+0xe0/0x150 [ 271.355036] ? ksys_ioctl+0x6c/0xb0 [ 271.358634] ? do_syscall_64+0xb7/0x940 [ 271.362583] ? do_sigaction+0x810/0x810 [ 271.366528] do_syscall_64+0x281/0x940 [ 271.370387] ? vmalloc_sync_all+0x30/0x30 [ 271.374507] ? finish_task_switch+0x1b9/0x970 [ 271.378972] ? finish_task_switch+0x17a/0x970 [ 271.383440] ? syscall_return_slowpath+0x550/0x550 [ 271.388339] ? syscall_return_slowpath+0x2ac/0x550 [ 271.393241] ? prepare_exit_to_usermode+0x350/0x350 [ 271.398232] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 271.403570] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.408424] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 271.413585] RIP: 0033:0x4552d9 [ 271.416747] RSP: 002b:00007fd9cf5cec68 EFLAGS: 00000246 ORIG_RAX: 0000000000000083 [ 271.424425] RAX: ffffffffffffffda RBX: 00007fd9cf5cf6d4 RCX: 00000000004552d9 [ 271.431667] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000020013000 [ 271.438911] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 271.446151] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 271.453391] R13: 0000000000000604 R14: 00000000006fc100 R15: 0000000000000000 2018/04/03 20:55:35 executing program 7: r0 = socket$pptp(0x18, 0x1, 0x2) r1 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) gettid() r2 = fcntl$getown(r0, 0x9) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f00000001c0)=0x3) r3 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x10001, 0x2000) ioctl$EVIOCGMASK(r3, 0x80104592, &(0x7f0000000140)={0x0, 0xb0, &(0x7f0000000080)="0235ae8dab560c81ed68d3a87d47778411b0cf23078d77adb660dd12325bb0e6c66c29197aba72db3bf7db684dca4a96f21f21e001c49ac8b78fe2546130dd623722f3cddc41769e6a5db7403db9e92b368ec8ee4ec884ae4006d0502b2b43062ab3d2eb0ca4ab1dce5fffaedba23130c1606ebc2b7a8122162ef94f30dc01de6c0616489fb146240ab8cb68b693a52cb236f6d571bafe0280374faad7fbb712c02259b4488daeabc72fa78b67b6e3c2"}) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r3, 0x28, 0x0, &(0x7f0000000340)=0x88a, 0x8) r4 = getpgid(r2) sendmsg$unix(0xffffffffffffffff, &(0x7f0000833000)={&(0x7f0000564000)=@abs, 0x6e, &(0x7f00007e0000)=[{&(0x7f0000007000)="fd20932fcc7cfaafcf960802e02348f8fba600069da7a78a04a646", 0x1b}], 0x1, &(0x7f0000334f28)}, 0x0) r5 = syz_open_dev$sg(&(0x7f0000970000)='/dev/sg#\x00', 0x0, 0xc0002) ioctl$EVIOCSABS0(0xffffffffffffffff, 0x401845c0, &(0x7f0000007000)={0x0, 0x0, 0x80da14}) ioctl$TIOCGSID(r5, 0x5429, &(0x7f0000000180)) ioctl(r5, 0x2285, &(0x7f0000007000)='S') kexec_load(0x36e80000, 0x1, &(0x7f0000000300)=[{&(0x7f0000000200)="7250ec6f6b2aeb6a30be241045a23eaf152ad3cf38bba0c58e2ac5d8a7359e5b3adb79a1ca3b655f31505de1f95c03c5c6fa1676a45f1f7d6b727583ed5d914d8223baa13460452cb32c8d5f73a2f82bf118dbb177f55146719b64d4ef2b0aa64c1c9fc92b471c55dc484ef3bb0c2f4591b3370ac65ed3ad1a0b2d316d5d5d0ccbb6473ea7947875a1674bac9e89fd6a3303ae27105ec2dfc6fa0684a3820498c6caff38660f21d0cf7ef6d33bd38c49205f762181f44c13f3a58d37a24df51d19f959d45ae517abe134ae3f984465fbab19d635c3cba664f93659a0ac", 0xdd, 0x1b, 0x7fffffff}], 0x1) prctl$setptracer(0x59616d61, r4) 2018/04/03 20:55:35 executing program 2 (fault-call:4 fault-nth:30): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:35 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f00000002c0)={0x10}, 0xc, &(0x7f0000000300)={&(0x7f0000000180)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0xfffffffffffffffd) 2018/04/03 20:55:35 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0xe51, @ipv4={[], [0xff, 0xff]}, 0xca6}, 0x1c) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rtc\x00', 0xa00057d4615d3f6e, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_PORT(r1, 0x40a85321, &(0x7f0000000240)={{0xfd, 0x1}, 'port0\x00', 0x2, 0xa0000, 0x1, 0x3, 0x20, 0x200, 0x4, 0x0, 0x5, 0xc7}) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) getpeername$packet(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, 0x0}, &(0x7f00000001c0)=0x14) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/schedule_icmp\x00', 0x2, 0x0) setsockopt$bt_BT_SNDMTU(r3, 0x112, 0xc, &(0x7f0000000080)=0x4, 0x2) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000200)={'ip_vti0\x00', r2}) 2018/04/03 20:55:35 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f00000012c0)={@mcast2={0xff, 0x2, [], 0x1}, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x0, 0x40}) r1 = fcntl$dupfd(r0, 0x406, r0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0x1}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000080)={r2, 0x2}, &(0x7f00000000c0)=0x8) 2018/04/03 20:55:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x169, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xfd90, 0x1}, 0x2) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) ioctl$sock_bt_bnep_BNEPGETSUPPFEAT(r1, 0x800442d4, &(0x7f0000000080)=0xfffffffffffffffa) 2018/04/03 20:55:35 executing program 5: nanosleep(&(0x7f0000000180)={0x77359400}, &(0x7f00000001c0)) r0 = accept$inet6(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x1c) lseek(r0, 0x0, 0x2) r1 = syz_open_dev$mice(&(0x7f00000000c0)='/dev/input/mice\x00', 0x0, 0x80000) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r1, 0xc02c5341, &(0x7f0000000200)) nanosleep(&(0x7f0000000100)={0x0, 0x1c9c380}, &(0x7f00005bfff0)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) madvise(&(0x7f000089e000/0x4000)=nil, 0x4000, 0x0) syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x0, 0x0) 2018/04/03 20:55:35 executing program 3: r0 = shmget$private(0x0, 0x400000, 0x0, &(0x7f0000c00000/0x400000)=nil) mknod(&(0x7f0000000100)='./file0\x00', 0x8000, 0x4) shmat(r0, &(0x7f0000ff2000/0xc000)=nil, 0x4000) msync(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x2) r1 = getgid() setgid(r1) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x8000, 0x0) get_mempolicy(&(0x7f0000000080), &(0x7f00000000c0), 0x7ff, &(0x7f0000ea2000/0x2000)=nil, 0x3) ioctl$SNDRV_CTL_IOCTL_POWER_STATE(r2, 0x800455d1, &(0x7f0000000040)=""/54) ioctl$KDADDIO(r2, 0x4b34, 0x1) [ 271.749791] FAULT_INJECTION: forcing a failure. [ 271.749791] name failslab, interval 1, probability 0, space 0, times 0 [ 271.761082] CPU: 1 PID: 19131 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 271.768091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.777442] Call Trace: [ 271.780026] dump_stack+0x1a7/0x27d [ 271.783654] ? arch_local_irq_restore+0x53/0x53 [ 271.788331] should_fail+0x914/0xae0 [ 271.792048] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000000c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xb, 0x401, 0x0, 0x0, {0x0, 0x0, 0x5}}, 0x14}, 0x1}, 0x0) recvmsg(r0, &(0x7f0000000080)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde, 0x4}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) r1 = open(&(0x7f0000000100)='./file0\x00', 0x14000, 0x80) ioctl$PIO_UNIMAP(r1, 0x4b67, &(0x7f00000002c0)={0x1, &(0x7f0000000280)=[{0x9, 0x3}]}) [ 271.797148] ? trace_hardirqs_off+0x10/0x10 [ 271.801464] ? alloc_fair_sched_group+0xd6/0x530 [ 271.806218] ? sched_create_group+0x35/0x70 [ 271.810536] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 271.815814] ? do_mkdirat+0x224/0x2b0 [ 271.819614] ? print_irqtrace_events+0x270/0x270 [ 271.824376] ? find_held_lock+0x35/0x1d0 [ 271.828440] ? __lock_is_held+0xb6/0x140 [ 271.832520] ? check_same_owner+0x320/0x320 [ 271.836838] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 271.841858] ? rcu_note_context_switch+0x710/0x710 2018/04/03 20:55:35 executing program 1: r0 = socket$inet(0x2, 0x6, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000000c0)='ns/pid\x00') getpeername$packet(0xffffffffffffff9c, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000140)=0x14) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000000180)=r2) accept$inet(r1, &(0x7f0000000340)={0x0, 0x0, @multicast1}, &(0x7f0000000380)=0x10) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000440)=0x0) getresuid(&(0x7f0000000200), &(0x7f0000000240), &(0x7f0000000280)=0x0) getgroups(0x1, &(0x7f00000002c0)=[0xffffffffffffffff]) setsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000300)={r3, r4, r5}, 0xc) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000040)=@broute={"62726f7574650500", 0x20, 0x3, 0xc60, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000500], 0x0, &(0x7f0000000000), &(0x7f0000001200)=ANY=[@ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000feffffff01000000110000000000000000006e7230000000000000000000000000006772653000000000000000000000000062fc2ff774000000000000000000000069703667726530000000000000000000000000000000000000000000aaaaaaaaaaaa0000000000000000a0000000f000000038010000706b747479706500000000000000000000000000000000000000000000000000080000000000000000000000000000004c45440000000000000000000000000000000000000000000000000000000000280000000000000073797a300000000000000000000000000000000000000000000000000000000000000000000000005241544545535400000000000000000000000000000000000000000000000000200000000000000073797a300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000fcffffff0100000019000000000000000000697036746e6c300000000000000000004d705f7674693100000040000000000065711670aaaeeb09df6d9eae77986c00000000000000000000000000626373683000000000000000000000000180c2000000000000000000aaaaaaaaaaaa000000000000000030090000b0090000f8090000616d6f6e670000000000000000000000000000000000000000000000000000006808000000000000000000001ae90000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000050000000000000000000000ac1414bb0000000000000000ac1414aa00000000000000007f0000010000000000000000ffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0xd3f) 2018/04/03 20:55:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0xe, 0x401, 0x0, 0x0, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0xfffffffffffffffd) r1 = open(&(0x7f0000000080)='./file0\x00', 0x400000, 0x90) setsockopt$IPT_SO_SET_REPLACE(r1, 0x0, 0x40, &(0x7f00000007c0)=@filter={'filter\x00', 0xe, 0x4, 0x370, 0xffffffff, 0x1f0, 0x1f0, 0x0, 0xffffffff, 0xffffffff, 0x2d8, 0x2d8, 0x2d8, 0xffffffff, 0x4, &(0x7f00000000c0), {[{{@uncond, 0x0, 0x108, 0x130, 0x0, {}, [@common=@socket0={0x20, 'socket\x00'}, @common=@osf={0x50, 'osf\x00', 0x0, {'syz1\x00', 0x800, 0x5, 0x1}}]}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x8}}}, {{@uncond, 0x0, 0x98, 0xc0}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x3}}}, {{@uncond, 0x0, 0xc0, 0xe8, 0x0, {}, [@common=@icmp={0x28, 'icmp\x00', 0x0, {0xf, 0x2, 0x3}}]}, @REJECT={0x28, 'REJECT\x00', 0x0, {0xf}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x3d0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)={0x14, 0x42, 0x2ff}, 0x14}, 0x1}, 0x0) [ 271.846793] should_failslab+0xec/0x120 [ 271.850769] kmem_cache_alloc_node_trace+0x5a/0x760 [ 271.855781] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 271.861319] ? sched_create_group+0x22/0x70 [ 271.865638] ? find_next_bit+0xcc/0x100 [ 271.869615] alloc_fair_sched_group+0x1f0/0x530 [ 271.874291] sched_create_group+0x35/0x70 [ 271.878440] cpu_cgroup_css_alloc+0xe/0x30 [ 271.882677] cgroup_apply_control_enable+0x44d/0xbc0 [ 271.887790] ? cgroup_propagate_control+0x570/0x570 [ 271.892821] ? css_populate_dir+0x289/0x420 2018/04/03 20:55:35 executing program 3: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer2\x00', 0x9f3c87e98e60c3ff, 0x0) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x1, 0x101}, 0x8) r1 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_opts(r1, 0x0, 0x200000000d3, &(0x7f0000790ff0)=""/16, &(0x7f00004d1000)=0x10) [ 271.897138] cgroup_mkdir+0x56f/0xfd0 [ 271.900933] ? __lock_is_held+0xb6/0x140 [ 271.905002] ? cgroup_destroy_locked+0x750/0x750 [ 271.909760] ? rcu_read_lock_sched_held+0x108/0x120 [ 271.914777] ? kmem_cache_free+0x258/0x2a0 [ 271.919014] ? set_nlink+0x95/0x120 [ 271.922647] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 271.927574] ? kasan_check_write+0x14/0x20 [ 271.931802] ? kernfs_get_active+0xb7/0xf0 [ 271.936030] ? cgroup_destroy_locked+0x750/0x750 [ 271.940799] kernfs_iop_mkdir+0x153/0x1e0 [ 271.944943] vfs_mkdir+0x390/0x600 [ 271.948486] do_mkdirat+0x224/0x2b0 [ 271.952116] ? SyS_mknod+0x40/0x40 [ 271.955655] ? ksys_mount+0xd4/0x120 [ 271.959367] ? do_syscall_64+0xb7/0x940 [ 271.963338] SyS_mkdir+0x22/0x30 [ 271.966698] ? SyS_mkdirat+0x30/0x30 [ 271.970408] do_syscall_64+0x281/0x940 [ 271.974293] ? vmalloc_sync_all+0x30/0x30 [ 271.978442] ? kasan_check_write+0x14/0x20 [ 271.982672] ? finish_task_switch+0x284/0x970 [ 271.987163] ? syscall_return_slowpath+0x550/0x550 [ 271.990825] kernel msg: ebtables bug: please report to author: Wrong len argument [ 271.992090] ? syscall_return_slowpath+0x2ac/0x550 [ 271.992103] ? prepare_exit_to_usermode+0x350/0x350 [ 271.992117] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 271.992132] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.992150] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 271.992159] RIP: 0033:0x4552d9 [ 271.992165] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 271.992176] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 271.992182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 2018/04/03 20:55:36 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) timer_create(0x7, &(0x7f00000000c0)={0x0, 0x13, 0x6, @thr={&(0x7f0000000040)="53c6edafb3003f69838f572f20ced44416b5916d03c2e9a4841d0c470b", &(0x7f00000006c0)="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"}}, &(0x7f0000000100)=0x0) timer_gettime(r1, &(0x7f0000000180)) 2018/04/03 20:55:36 executing program 6: r0 = socket$inet6_sctp(0xa, 0xfffffffffffffffd, 0x84) r1 = syz_open_dev$vcsa(&(0x7f00000002c0)='/dev/vcsa#\x00', 0x9e2, 0x516089d5271a7c2f) setsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000040)=0x3, 0x4) ioctl$VHOST_NET_SET_BACKEND(r1, 0x4008af30, &(0x7f0000000240)={0x0, r1}) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) ioctl$BINDER_SET_MAX_THREADS(r1, 0x40046205, 0x0) syz_extract_tcp_res$synack(&(0x7f0000000080), 0x1, 0x0) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r2, 0x400, 0x70bd29, 0x25dfdbfd, {0xd}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3ff}, @IPVS_CMD_ATTR_DEST={0x2c, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e23}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x6}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xffffffffffffcaaf}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0xfffffffffffffff8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x24000000}, 0x8001) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:36 executing program 3: r0 = socket$packet(0x11, 0x8a, 0x300) setsockopt$packet_int(r0, 0x107, 0xa, &(0x7f0000210000)=0x2, 0x4) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x2000000, 0x4010, r0, 0x0) setsockopt$packet_rx_ring(r0, 0x107, 0x5, &(0x7f0000000000)=@req3={0x10000, 0x6, 0x0, 0x0, 0x0, 0x80000000}, 0x1c) 2018/04/03 20:55:36 executing program 7: r0 = socket$inet(0x2, 0x1, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x10080, 0x0) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000840)={0x2, 'ip6gre0\x00', 0x4}, 0x18) recvmsg$kcm(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000007c0)=[{&(0x7f0000000140)=""/217, 0xd9}, {&(0x7f0000000440)=""/76, 0x4c}, {&(0x7f00000004c0)=""/231, 0xe7}, {&(0x7f00000005c0)=""/66, 0x42}, {&(0x7f0000000640)=""/176, 0xb0}, {&(0x7f0000000700)=""/133, 0x85}], 0x6, 0x0, 0x0, 0x6}, 0x20) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000000c0)=@nat={'nat\x00', 0x19, 0x1, 0x1c0, [0x20000280, 0x0, 0x0, 0x200002b0, 0x200002e0], 0x0, &(0x7f0000000080), &(0x7f0000000280)=ANY=[@ANYBLOB="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"]}, 0x238) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)) [ 271.992187] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 271.992193] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 271.992202] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001e 2018/04/03 20:55:36 executing program 1: r0 = perf_event_open(&(0x7f0000000000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$vcsa(&(0x7f0000000100)='/dev/vcsa#\x00', 0x10001, 0x80) setsockopt$IP_VS_SO_SET_STOPDAEMON(r1, 0x0, 0x48c, &(0x7f0000000140)={0x2, 'ipddp0\x00', 0x3}, 0x18) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000000c0)={'bpq0\x00', &(0x7f0000000240)=ANY=[@ANYBLOB="0000170000000000ff0100000109ff00924f9712eb336ea5a4e6aa36c4e3699577b182c01c8f8231d53c9e5f9f8bfff4d01d296ee6dc4baa221bc224e6351616884f75c8d9839f5136edb76b8a1c936e3f58a386d6c48b543da11e77502811f005d01f91eb0dff3a4715b86f23a74b9c5c7c3081f25dc3acb2f29768b14db9306e371d7adb061d07d1639c1798482dbadc46d52853690dcb9d63bed94184c865ff355f0b2f388c"]}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000000)={0x4, 'vlan0\x00'}, 0x18) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000200)={0x1, "69705e6c749162618b82f20000000100"}, 0x18) [ 272.111910] IPVS: sync thread started: state = BACKUP, mcast_ifn = ip6gre0, syncid = 4, id = 0 2018/04/03 20:55:37 executing program 3: r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/autofs\x00', 0x40340, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000080)=0x4, 0x4) r1 = socket$inet6(0xa, 0x5, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000100)='sLt0\x00', 0x10) ioctl$KDSKBMODE(r0, 0x4b45, &(0x7f00000000c0)=0x3) shutdown(r1, 0x0) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14}}}, 0x1c) 2018/04/03 20:55:37 executing program 1: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000640)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000600)={&(0x7f00000002c0)=@updsa={0x138, 0x1a, 0x601, 0x0, 0x0, {{@in=@rand_addr, @in6=@mcast2={0xff, 0x2, [], 0x1}}, {@in=@broadcast=0xffffffff, 0x0, 0x6c}, @in=@dev={0xac, 0x14, 0x14}, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth={0x48, 0x1, {{'sha224-avx\x00'}}}]}, 0x138}, 0x1, 0x0, 0x0, 0x807e}, 0x20000800) 2018/04/03 20:55:37 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f000088cff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCGWINSZ(r0, 0x5413, &(0x7f0000000000)) ioctl$KDDISABIO(r0, 0x4b37) ioctl$KDSKBSENT(r0, 0x80045439, &(0x7f0000000200)) 2018/04/03 20:55:37 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xfffffffffffffc40, &(0x7f0000000240)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="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"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:37 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_netfilter(r0, &(0x7f0000000300)={&(0x7f0000000140)={0x10}, 0xd8, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="14000000000b010400000000000000000000000091542721d5c2aaf3d980a11b3940dfda0704ad218f2c3bce276a38c8322859ad12ed6d6f03295a6e191adb74f673136a3f63148687b732d3eacab72c1e6758d4a174f5e8f70693b015d80bfeba77f1cc635ec583a01054e176ac44300079782ef87646534649d7abe504751fa99be7135620d8a6f647cf2042e92b722ea1ef6088f65a06d2822a891aa4a8a9fc8cf5aeb74ec7300880e992000000000000001e000000"], 0xb7}, 0x1, 0x0, 0x0, 0x40000}, 0x0) ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f00000002c0)={0x1, r0, 0x1}) ioctl$LOOP_SET_CAPACITY(r1, 0x4c07) ioctl$sock_inet_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000600)) epoll_create(0x7) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) recvmsg(r0, &(0x7f00000003c0)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast2}}}, 0xfffffffffffffe31, &(0x7f0000000380)=[{&(0x7f00000006c0)=""/245, 0xf5}, {&(0x7f0000002040)=""/4096, 0x1000}], 0x2, &(0x7f0000000400)=""/222, 0xde}, 0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000180)={0x0, 0x80000, 0xffffffffffffff9c}) connect$rds(r1, &(0x7f0000000340)={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x12}}, 0x10) bind$vsock_stream(r1, &(0x7f00000005c0)={0x28, 0x0, 0xffffffff, @my=0x1}, 0x10) ioctl$DRM_IOCTL_SET_UNIQUE(r2, 0x40106410, &(0x7f0000000280)={0x94, &(0x7f0000000500)="373262f97b0855d4f8dc66a4eb6c39135e869515beb7ad31ae231f93d5cef3fcb80873e45493c7dd71060a7f10286ada1d7998796e273eef31772b13157ca87d673c2a5a747be80746c21c7735463f6843d5fd64764818a14def0f51e1a0bb16bdf104fe6062a31c9b630907f3eccee19a6538ec8f87d73251ed159de92fdf581f3604ca1e409ac58cdd3ae9e32eba0ebb92b4ac"}) sendmsg$nl_generic(r0, &(0x7f0000000200)={&(0x7f00009f7000)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000001000)=ANY=[@ANYBLOB="1400425b760b20b9e9920000899d000000000000"], 0x14}, 0x1}, 0x0) 2018/04/03 20:55:37 executing program 2 (fault-call:4 fault-nth:31): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:37 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x7fffffff, 0x1f, 0x80000000, 0x1f, 0x0, 0x5, 0x200, 0x2, 0x3, 0x7ff, 0x99b5, 0xfffffffffffffffb, 0x8, 0x217, 0xcc1, 0x0, 0x5, 0x4, 0x100000000, 0x2, 0x8, 0x2, 0x6, 0x7fff, 0x3, 0x6, 0x4, 0x6, 0x7, 0x6, 0x9, 0x5, 0x5, 0x6, 0x200, 0x1, 0x0, 0x1, 0x0, @perf_config_ext={0x6, 0x400}, 0x13020, 0x81, 0x800, 0x6, 0x99, 0x2, 0x5}, 0xffffffffffffffff, 0x0, 0xffffffffffffff9c, 0x1) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:37 executing program 7: ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000900)) accept4$ax25(0xffffffffffffff9c, &(0x7f0000000380), &(0x7f0000000480)=0x10, 0x80000) r0 = syz_open_procfs(0x0, &(0x7f0000000040)="2f65786500000000000090d8b75e67e16b394342abb5158df87ea8984e79c93df7498b2b34796068700e29fbd789f9a031f23e16c96e30baed2961953b057f7a3222943acc4b8cfa4de553f8276731ddeb811efd44ea011e1a0db9074a28a826c88566b89c57cc3cca4aec41d37fa27c8daa19030d03139d0aea71d509d9a20ba7deceb656cc1308d9d1f111b6bd1595486f55e229923be4ed8cbfb78e86280b4cacf386bfa8840afb312a4c520a03b27f805d181bd09ea208931a36e888060a2d") ioctl$DRM_IOCTL_WAIT_VBLANK(r0, 0xc018643a, &(0x7f0000000500)={0x10000000, 0x0, 0x3}) connect$packet(r0, &(0x7f0000002a00)={0x11, 0x0, 0x0, 0x1, 0x4, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x15}}, 0x14) fsetxattr(r0, &(0x7f0000000140)=@known='user.syz\x00', &(0x7f0000000180)="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", 0x137, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000600)={0x1f, 0x100000001, 0x5, 0x8, 0x0, 0x3da, 0x0, 0xffffffff}, &(0x7f00000007c0)=0x20) fremovexattr(0xffffffffffffffff, &(0x7f0000000000)=@known='user.syz\x00') r1 = syz_open_dev$binder(&(0x7f000000cff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000004000)={0x4, 0x0, &(0x7f0000000700)=ANY=[@ANYBLOB="e116bd7540"], 0x0, 0x0, &(0x7f0000005000)}) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x400400, 0x0) ioctl$TUNSETPERSIST(r2, 0x400454cb, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) syz_open_dev$adsp(&(0x7f0000000300)='/dev/adsp#\x00', 0x3ff, 0x214000) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f000000ffd0)={0x0, 0x0, &(0x7f000000f000), 0x1, 0x0, &(0x7f00000000c0)='b'}) r3 = mmap$binder(&(0x7f000000c000/0x2000)=nil, 0x2000, 0x0, 0x12, r1, 0x0) ioctl$sock_ipx_SIOCSIFADDR(r2, 0x8916, &(0x7f00000002c0)={'bcsh0\x00', {0x4, 0x9, 0x8, "73232b7d92be", 0x1c27}}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000040)={0x14, 0x0, &(0x7f0000000000)=[@acquire_done={0x40486311}], 0x0, 0x0, &(0x7f0000011f9d)}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100), 0xfffffffffffffdd0, 0x0, &(0x7f0000000180)}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000340)={0xa0, 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="01634040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", @ANYPTR=&(0x7f00000001c0)=ANY=[], @ANYPTR=&(0x7f0000000200)=ANY=[], @ANYBLOB="03630840", @ANYRES64=r3, @ANYBLOB="12634840000000000000000000000000000000000000000000000000000000000000000018000000000000000000000000000000", @ANYPTR=&(0x7f0000000280)=ANY=[@ANYBLOB="852a64660000db00", @ANYRES32=r1, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYPTR=&(0x7f00000002c0)=ANY=[], @ANYBLOB="fbffffffffffffff0c630000"], 0x0, 0x0, &(0x7f0000000500)}) r4 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000ff4)='/dev/rfkill\x00', 0x1, 0x0) memfd_create(&(0x7f0000000740)='+\x00', 0x2) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f00000005c0)={0x80, 0x0, &(0x7f0000000540)=[@transaction_sg={0x40486311, {{0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x20, 0x30, &(0x7f00000003c0)=[@fda={0x66646185, 0x8, 0x3, 0x40}], &(0x7f0000000400)=[0x78, 0x30, 0x18, 0x30, 0x28, 0x18]}, 0x9}}, @free_buffer={0x40086303, r3}, @clear_death={0x400c630f, 0x2, 0x4}, @acquire={0x40046305}, @clear_death={0x400c630f, 0x0, 0x2}], 0x8e, 0x0, &(0x7f0000000640)="26322d0a4095cf3a936925f5470e233156a0e28ce1a5bebdbf00a6cdaf4b2183ff6d1b8c4a32d8a57ac6e98a3cb9e86b41b695f7ba4912b9af80eba951ccfb5470faf04b343ccbbcedea32c73553a43f23da54391568ee47ec26e1ac3f6175cba860f1447a88406413c735a00dd34f8ffeacaa39380197e8b13455bad038175fdfa0391e6e42a054cdf63a7b910a"}) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) write$eventfd(r4, &(0x7f0000000000), 0x8) [ 273.078196] FAULT_INJECTION: forcing a failure. [ 273.078196] name failslab, interval 1, probability 0, space 0, times 0 [ 273.089684] CPU: 0 PID: 19200 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 273.096699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.106050] Call Trace: [ 273.108645] dump_stack+0x1a7/0x27d [ 273.109255] binder: 19190:19195 unknown command 1975326433 [ 273.112275] ? arch_local_irq_restore+0x53/0x53 [ 273.112311] should_fail+0x914/0xae0 2018/04/03 20:55:37 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f000000d000)={0xa, 0x4e20}, 0x1c) connect$inet6(r0, &(0x7f000000cfe4)={0xa, 0x4e20}, 0x1c) preadv(r0, &(0x7f0000000300)=[{&(0x7f0000000200)=""/64, 0x40}, {&(0x7f00000002c0)=""/18, 0x12}], 0x2, 0x0) sendmsg(r0, &(0x7f0000021fc8)={0x0, 0x0, &(0x7f00000010c0)=[{&(0x7f0000000000)="5ab74c9a572f32741936f944ac583fd2f0d5c3ccd7f0f0f3ec94f50d0a26c6c567e09c", 0x23}], 0x1, &(0x7f0000005000)}, 0xc100) sendmsg(r0, &(0x7f00000000c0)={0x0, 0xffffffffffffff80, &(0x7f0000000200), 0x3cf, &(0x7f0000000080)}, 0x0) recvmsg(r0, &(0x7f0000000280)={&(0x7f0000022ff8)=@sco, 0x80, &(0x7f0000000240)=[{&(0x7f0000000100)=""/195, 0xc3}], 0x1, &(0x7f0000029000)=""/56, 0xc38f112be815598d}, 0x0) connect(r0, &(0x7f0000000040)=@alg={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-twofish-avx\x00'}, 0x80) 2018/04/03 20:55:37 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e23, 0x2, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0xffffffff00000001}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 273.112330] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.126681] binder: 19190:19195 ioctl c0306201 20004000 returned -22 [ 273.131373] ? kasan_kmalloc+0xad/0xe0 [ 273.131387] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 273.131402] ? alloc_fair_sched_group+0x1f0/0x530 [ 273.131416] ? cpu_cgroup_css_alloc+0xe/0x30 [ 273.131430] ? vfs_mkdir+0x390/0x600 [ 273.131439] ? do_mkdirat+0x224/0x2b0 [ 273.131449] ? SyS_mkdir+0x22/0x30 [ 273.167277] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 273.172641] ? find_held_lock+0x35/0x1d0 [ 273.176709] ? __lock_is_held+0xb6/0x140 [ 273.180795] ? check_same_owner+0x320/0x320 [ 273.185125] ? rcu_note_context_switch+0x710/0x710 [ 273.190073] should_failslab+0xec/0x120 [ 273.194054] kmem_cache_alloc_node_trace+0x5a/0x760 [ 273.199071] ? __refill_cfs_bandwidth_runtime+0x120/0x120 [ 273.204608] ? sched_create_group+0x22/0x70 [ 273.208932] ? find_next_bit+0xcc/0x100 [ 273.212920] alloc_fair_sched_group+0x267/0x530 [ 273.217609] sched_create_group+0x35/0x70 [ 273.221764] cpu_cgroup_css_alloc+0xe/0x30 2018/04/03 20:55:37 executing program 0: r0 = socket(0x10, 0x803, 0x0) write(r0, &(0x7f0000424000)="2600000022004701050007008980e8ff06006d20002b1f00c0e9ff094a51f10101c7033500b0", 0x26) bind$pptp(r0, &(0x7f0000000100)={0x18, 0x2, {0x2, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1e) setsockopt$sock_int(r0, 0x1, 0xb, &(0x7f0000b4bffc), 0x4) sendto(r0, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) r1 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x2, 0x800) ioctl$KDSKBSENT(r1, 0x4b49, &(0x7f0000000140)="3267304bbeef7b1a4b2515d2b33eda061fa1818bfb46f75e60a831f3428e4b87f9f7e9e31cce11a15e0014d756ee31d8504b62ea8892e91a15ec1c76d7e591546d758781460e02e933fd623bcb48726177c8001801eec67bcebcc44bd470da0f3accf0374d9d94a650c86cc9b4a5b769fdbc68b4dca6e59d3d94d823a5a45c69fded456aa74a0850a2c193e58643dd4ace0a8f0b6370ec632bfe5552b08e41add4b0c91991251724c57a0a9bd2db1a9d25368c0e2f47a9ff3d40ebad95da98d2cfd357955ecffd49f4d347fb671721e53d8ccc01e409fa824639ed535640e722bb3afaffb4fb06ac3849") bind$pptp(r0, &(0x7f0000000040)={0x18, 0x2, {0x2, @multicast1=0xe0000001}}, 0x1e) getsockopt$sock_int(r0, 0x1, 0x4, &(0x7f0000000000), &(0x7f0000000080)=0x4) close(r0) socket$pptp(0x18, 0x1, 0x2) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000240), &(0x7f0000000280)=0x4) 2018/04/03 20:55:37 executing program 5: r0 = socket$alg(0x26, 0x5, 0x0) r1 = semget$private(0x0, 0x1000, 0x0) semtimedop(r1, &(0x7f000001dfd6)=[{0x0, 0xfffffffffffffffb}], 0x1, &(0x7f000001fff0)={0x1fff}) semtimedop(r1, &(0x7f0000000080)=[{0x0, 0xfffffffffffffff8}, {0x0, 0x8}], 0x2, &(0x7f0000000000)={0x77359400}) semop(r1, &(0x7f0000020fe8)=[{0x0, 0x81}], 0x1) bind$alg(r0, &(0x7f0000e15000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr(blowfish)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000133ffc)="71e67a15", 0x4) r2 = accept4$alg(r0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000389000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x2400) readv(r2, &(0x7f0000000000)=[{&(0x7f0000000040)=""/4096, 0xfea7}], 0x1) [ 273.226001] cgroup_apply_control_enable+0x44d/0xbc0 [ 273.231121] ? cgroup_propagate_control+0x570/0x570 [ 273.236159] ? css_populate_dir+0x289/0x420 [ 273.240500] cgroup_mkdir+0x56f/0xfd0 [ 273.244302] ? __lock_is_held+0xb6/0x140 [ 273.248377] ? cgroup_destroy_locked+0x750/0x750 [ 273.253130] ? rcu_read_lock_sched_held+0x108/0x120 [ 273.258148] ? kmem_cache_free+0x258/0x2a0 [ 273.262393] ? set_nlink+0x95/0x120 [ 273.266026] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 273.270964] ? kasan_check_write+0x14/0x20 [ 273.275204] ? kernfs_get_active+0xb7/0xf0 [ 273.279445] ? cgroup_destroy_locked+0x750/0x750 [ 273.284210] kernfs_iop_mkdir+0x153/0x1e0 [ 273.288366] vfs_mkdir+0x390/0x600 [ 273.291920] do_mkdirat+0x224/0x2b0 [ 273.295561] ? SyS_mknod+0x40/0x40 [ 273.299112] ? do_syscall_64+0xb7/0x940 [ 273.303093] SyS_mkdir+0x22/0x30 [ 273.306459] ? SyS_mkdirat+0x30/0x30 [ 273.310179] do_syscall_64+0x281/0x940 [ 273.314067] ? vmalloc_sync_all+0x30/0x30 [ 273.318216] ? finish_task_switch+0x1b9/0x970 [ 273.322713] ? finish_task_switch+0x17a/0x970 2018/04/03 20:55:37 executing program 3: r0 = openat$audio(0xffffffffffffff9c, &(0x7f00000a4000)='/dev/audio\x00', 0x800, 0x0) ioctl$int_in(r0, 0x800000c0045002, &(0x7f0000000000)=0x2007fffd) mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x1000001, 0x8013, r0, 0x0) read(r0, &(0x7f0000873000)=""/86, 0xfed5) [ 273.327213] ? syscall_return_slowpath+0x550/0x550 [ 273.332156] ? syscall_return_slowpath+0x2ac/0x550 [ 273.337088] ? prepare_exit_to_usermode+0x350/0x350 [ 273.342108] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 273.347481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.352318] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 273.357492] RIP: 0033:0x4552d9 [ 273.360667] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 273.368358] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 2018/04/03 20:55:37 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) gettid() [ 273.375608] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 273.382861] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 273.390114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 273.397365] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000001f 2018/04/03 20:55:37 executing program 2 (fault-call:4 fault-nth:32): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:37 executing program 0: perf_event_open(&(0x7f0000d2af88)={0x2, 0x70, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000dddfc8)={&(0x7f0000f8d000)={0x10}, 0xc, &(0x7f00008a7000)={&(0x7f0000000040)=ANY=[@ANYBLOB="1400000003060101000000000000000000000000"], 0x14}, 0x1}, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080)='/dev/snd/midiC#D#\x00', 0x1, 0x4100) ioctl$sock_ipx_SIOCAIPXITFCRT(r1, 0x89e0, &(0x7f00000000c0)=0x1) 2018/04/03 20:55:37 executing program 3: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000400)={'bond0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="18"]}) [ 273.528386] FAULT_INJECTION: forcing a failure. [ 273.528386] name failslab, interval 1, probability 0, space 0, times 0 [ 273.539782] CPU: 1 PID: 19236 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 273.546793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.556141] Call Trace: [ 273.558726] dump_stack+0x1a7/0x27d [ 273.562356] ? arch_local_irq_restore+0x53/0x53 [ 273.567027] ? __save_stack_trace+0x7e/0xd0 [ 273.571360] should_fail+0x914/0xae0 [ 273.575077] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 273.580174] ? kasan_kmalloc+0xad/0xe0 [ 273.584052] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 273.589324] ? alloc_fair_sched_group+0x1f0/0x530 [ 273.594148] ? sched_create_group+0x35/0x70 [ 273.598446] ? cpu_cgroup_css_alloc+0xe/0x30 [ 273.602834] ? vfs_mkdir+0x390/0x600 [ 273.606524] ? do_mkdirat+0x224/0x2b0 [ 273.610301] ? SyS_mkdir+0x22/0x30 [ 273.613823] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 273.619168] ? find_held_lock+0x35/0x1d0 [ 273.623214] ? __lock_is_held+0xb6/0x140 [ 273.627267] ? check_same_owner+0x320/0x320 [ 273.631572] ? rcu_note_context_switch+0x710/0x710 [ 273.636485] should_failslab+0xec/0x120 [ 273.640443] kmem_cache_alloc_node_trace+0x5a/0x760 [ 273.645436] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 273.650692] ? find_next_bit+0xcc/0x100 [ 273.654651] alloc_fair_sched_group+0x267/0x530 [ 273.659307] sched_create_group+0x35/0x70 [ 273.663433] cpu_cgroup_css_alloc+0xe/0x30 [ 273.667647] cgroup_apply_control_enable+0x44d/0xbc0 [ 273.672734] ? cgroup_propagate_control+0x570/0x570 [ 273.677738] ? css_populate_dir+0x289/0x420 [ 273.682045] cgroup_mkdir+0x56f/0xfd0 [ 273.685826] ? __lock_is_held+0xb6/0x140 [ 273.689875] ? cgroup_destroy_locked+0x750/0x750 [ 273.694989] ? rcu_read_lock_sched_held+0x108/0x120 [ 273.699986] ? kmem_cache_free+0x258/0x2a0 [ 273.704202] ? set_nlink+0x95/0x120 [ 273.707810] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 273.712720] ? kasan_check_write+0x14/0x20 [ 273.716932] ? kernfs_get_active+0xb7/0xf0 [ 273.721146] ? cgroup_destroy_locked+0x750/0x750 [ 273.725883] kernfs_iop_mkdir+0x153/0x1e0 [ 273.730020] vfs_mkdir+0x390/0x600 [ 273.733546] do_mkdirat+0x224/0x2b0 [ 273.737153] ? SyS_mknod+0x40/0x40 [ 273.740672] ? ksys_mount+0xd4/0x120 [ 273.744369] ? do_syscall_64+0xb7/0x940 [ 273.748322] SyS_mkdir+0x22/0x30 [ 273.751664] ? SyS_mkdirat+0x30/0x30 [ 273.755354] do_syscall_64+0x281/0x940 [ 273.759219] ? vmalloc_sync_all+0x30/0x30 [ 273.763344] ? kasan_check_write+0x14/0x20 [ 273.767555] ? finish_task_switch+0x284/0x970 [ 273.772033] ? syscall_return_slowpath+0x550/0x550 [ 273.776945] ? syscall_return_slowpath+0x2ac/0x550 [ 273.781851] ? prepare_exit_to_usermode+0x350/0x350 [ 273.786850] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 273.792198] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.797031] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 273.802198] RIP: 0033:0x4552d9 [ 273.805366] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 273.813051] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 273.820298] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 273.827544] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 273.834789] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 273.842037] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000020 [ 273.896601] binder: 19190:19243 got reply transaction with no transaction stack [ 273.904156] binder: 19190:19243 transaction failed 29201/-71, size 0-0 line 2763 [ 274.048614] binder: 19190:19243 ioctl c0306201 20004000 returned -14 [ 274.058685] binder: BINDER_SET_CONTEXT_MGR already set [ 274.064108] binder: 19190:19246 ioctl 40046207 0 returned -16 [ 274.073819] binder: 19190:19243 ioctl c0306201 2000ffd0 returned -14 [ 274.083833] binder_alloc: binder_alloc_mmap_handler: 19190 2000c000-2000e000 already mapped failed -16 [ 274.097048] binder: 19190:19243 ioctl c0306201 20000040 returned -14 [ 274.097181] binder: 19190:19246 ioctl c0306201 20000240 returned -14 [ 274.114079] binder: 19190:19243 ioctl c0306201 20000340 returned -14 2018/04/03 20:55:38 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe66}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000040)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb00000000080000000000000000000000000000000000000000000000ffffffff000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000c0010000000000000000000"], 0x4}, 0x1}, 0x0) 2018/04/03 20:55:38 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0xb05, @remote={0xfe, 0x80, [], 0xbb}, 0x35}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x3}, 0x1c) r1 = syz_open_dev$dmmidi(&(0x7f0000000080)='/dev/dmmidi#\x00', 0xd93, 0x2000) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000280)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000000140)=0x14) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000180)={r2, 0x8000, 0x7}, 0x8) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r1, 0x40a85323, &(0x7f00000001c0)={{0x7f, 0x200000}, 'port1\x00', 0x29, 0x20000, 0x4, 0x5, 0x7, 0x8, 0xf04, 0x0, 0x2}) 2018/04/03 20:55:38 executing program 3: r0 = perf_event_open(&(0x7f0000220000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f000036eff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000040)='/dev/binder#\x00') fsetxattr(r1, &(0x7f0000000080)=@random={'osx.', '&ppp0selflo\x00'}, &(0x7f00000000c0)='securityselinux\x00', 0x10, 0x1) 2018/04/03 20:55:38 executing program 2 (fault-call:4 fault-nth:33): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:38 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) setns(r0, 0x0) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:38 executing program 5: r0 = socket(0x40000000015, 0x5, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) shmget$private(0x0, 0x2000, 0x54000000, &(0x7f0000ffa000/0x2000)=nil) ioctl$TCSETS(r1, 0x5402, &(0x7f0000000000)={0xfffffffffffffffd, 0xa66, 0x2, 0x6, 0x8, 0x6, 0x6, 0x8000, 0xc441, 0x7, 0xc9a8, 0xbc}) connect$llc(r0, &(0x7f00008e2ff0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @random="2202ce37e7a3"}, 0x23e) 2018/04/03 20:55:38 executing program 1: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'bridge0\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000000c0)={r1, 0x1, 0x3, @random="7c2e1626459d"}, 0x1ce) getsockopt$packet_buf(r0, 0x107, 0x0, &(0x7f0000000100)=""/206, &(0x7f0000000040)=0xce) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$inet6(0xa, 0xe, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r3, 0x0, 0x80, &(0x7f0000000700)=@filter={'filter\x00', 0xe, 0x2, 0x0, [0x0, 0x20000080, 0x200000b0, 0x200000e0], 0x0, &(0x7f0000000040), &(0x7f0000000080)=ANY=[]}, 0x78) socket$packet(0x11, 0x2, 0x300) setsockopt$inet6_MCAST_JOIN_GROUP(r3, 0x29, 0x2a, &(0x7f0000000200)={0x100000001, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}, 0x1}}}, 0x88) setsockopt$inet6_MRT6_ADD_MFC(r3, 0x29, 0xcc, &(0x7f0000000340)={{0xa, 0x4e24, 0x6, @local={0xfe, 0x80, [], 0xaa}, 0xac9}, {0xa, 0x4e24, 0xfffffffffffffffb, @local={0xfe, 0x80, [], 0xaa}, 0x1}, 0x107, [0x3, 0x1, 0x8001, 0x6d, 0x8, 0x5, 0xffffffffffffffff, 0x8000]}, 0x5c) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000002c0)={r1, 0x1, 0xfffffffffffffcbc, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}, 0x10) ioctl$sock_SIOCBRADDBR(r2, 0x89a0, &(0x7f0000000980)='bcsf0\x00') ioctl$sock_SIOCBRADDBR(r2, 0x89a0, &(0x7f0000000300)='bcsh0\x00') ioctl$sock_SIOCBRDELBR(r2, 0x89a1, &(0x7f0000000000)='bcsf0\x00') r4 = syz_open_dev$tun(&(0x7f0000000440)='/dev/net/tun\x00', 0x0, 0x2) ioctl$TUNSETVNETLE(r4, 0x400454dc, &(0x7f0000000400)) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0xac, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x10) syz_genetlink_get_family_id$fou(&(0x7f0000000080)='fou\x00') setsockopt$IP_VS_SO_SET_STOPDAEMON(0xffffffffffffffff, 0x0, 0x48c, &(0x7f00000000c0)={0x0, 'eql\x00'}, 0x18) 2018/04/03 20:55:38 executing program 7: r0 = socket$inet(0x2, 0x100000001, 0xfffffffffffffffd) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f000064effb)="0702", 0x2) [ 274.227737] binder: 19190:19195 ioctl c0306201 2000ffd0 returned -14 [ 274.228138] binder: 19190:19241 ioctl c0306201 20000240 returned -14 [ 274.246214] binder: release 19190:19241 transaction 57 out, still active [ 274.253107] binder: undelivered TRANSACTION_COMPLETE [ 274.258262] binder: undelivered TRANSACTION_ERROR: 29201 [ 274.263757] binder: send failed reply for transaction 57, target dead [ 274.317758] FAULT_INJECTION: forcing a failure. [ 274.317758] name failslab, interval 1, probability 0, space 0, times 0 [ 274.329043] CPU: 1 PID: 19260 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 274.336048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.345392] Call Trace: [ 274.347976] dump_stack+0x1a7/0x27d [ 274.351606] ? arch_local_irq_restore+0x53/0x53 [ 274.356272] ? __save_stack_trace+0x7e/0xd0 [ 274.360623] should_fail+0x914/0xae0 [ 274.364340] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.369445] ? kasan_kmalloc+0xad/0xe0 [ 274.373326] ? kmem_cache_alloc_node_trace+0x150/0x760 [ 274.378598] ? alloc_fair_sched_group+0x267/0x530 [ 274.383440] ? sched_create_group+0x35/0x70 [ 274.387752] ? cpu_cgroup_css_alloc+0xe/0x30 [ 274.392143] ? vfs_mkdir+0x390/0x600 [ 274.395836] ? do_mkdirat+0x224/0x2b0 [ 274.399615] ? SyS_mkdir+0x22/0x30 [ 274.403135] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 274.408483] ? find_held_lock+0x35/0x1d0 [ 274.412534] ? __lock_is_held+0xb6/0x140 [ 274.416584] ? check_same_owner+0x320/0x320 [ 274.420893] ? rcu_note_context_switch+0x710/0x710 [ 274.425810] should_failslab+0xec/0x120 [ 274.429765] kmem_cache_alloc_node_trace+0x5a/0x760 [ 274.434761] ? unregister_fair_sched_group+0x5e0/0x5e0 [ 274.440021] ? find_next_bit+0xcc/0x100 [ 274.443984] alloc_fair_sched_group+0x1f0/0x530 [ 274.448644] sched_create_group+0x35/0x70 [ 274.452773] cpu_cgroup_css_alloc+0xe/0x30 [ 274.456988] cgroup_apply_control_enable+0x44d/0xbc0 [ 274.462077] ? cgroup_propagate_control+0x570/0x570 [ 274.467078] ? css_populate_dir+0x289/0x420 [ 274.471382] cgroup_mkdir+0x56f/0xfd0 [ 274.475161] ? __lock_is_held+0xb6/0x140 [ 274.479210] ? cgroup_destroy_locked+0x750/0x750 [ 274.483945] ? rcu_read_lock_sched_held+0x108/0x120 [ 274.488937] ? kmem_cache_free+0x258/0x2a0 [ 274.493155] ? set_nlink+0x95/0x120 [ 274.496760] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 274.501667] ? kasan_check_write+0x14/0x20 [ 274.505883] ? kernfs_get_active+0xb7/0xf0 [ 274.510094] ? cgroup_destroy_locked+0x750/0x750 [ 274.514828] kernfs_iop_mkdir+0x153/0x1e0 [ 274.518959] vfs_mkdir+0x390/0x600 [ 274.522480] do_mkdirat+0x224/0x2b0 [ 274.526088] ? SyS_mknod+0x40/0x40 [ 274.529609] ? ksys_mount+0xd4/0x120 [ 274.533303] ? do_syscall_64+0xb7/0x940 [ 274.537257] SyS_mkdir+0x22/0x30 [ 274.540599] ? SyS_mkdirat+0x30/0x30 [ 274.544290] do_syscall_64+0x281/0x940 [ 274.548155] ? vmalloc_sync_all+0x30/0x30 [ 274.552279] ? kasan_check_write+0x14/0x20 [ 274.556490] ? finish_task_switch+0x284/0x970 [ 274.560966] ? syscall_return_slowpath+0x550/0x550 [ 274.565877] ? syscall_return_slowpath+0x2ac/0x550 [ 274.570784] ? prepare_exit_to_usermode+0x350/0x350 [ 274.575782] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 274.581129] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.585957] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 274.591127] RIP: 0033:0x4552d9 [ 274.594297] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 274.601984] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 274.609233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 2018/04/03 20:55:38 executing program 7: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) sendto$inet(r0, &(0x7f000026cfff)="b9", 0x1, 0x0, &(0x7f0000000000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) shutdown(r0, 0x1) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000a96000)={0x0, 0x1}, 0x8) r1 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0xffff, 0x200000) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000000080)=0x3, 0x8) 2018/04/03 20:55:38 executing program 5: r0 = dup(0xffffffffffffff9c) setsockopt$inet6_dccp_int(r0, 0x21, 0x5, &(0x7f0000000000)=0x1, 0x4) syz_emit_ethernet(0x56, &(0x7f0000000040)={@random="dbd3e19b11ae", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, [], {@canfd={0xd, {{0x1, 0x5, 0x7fffffff, 0x7}, 0x19, 0x1, 0x0, 0x0, "5e79403a424fff4c5ddd7842a741921e76e67669d84451d7fe3cee4d16f7162f588c5708448d62ae3a0ea5ff5177ad0726b4446a4a045793d4f88f4c9d978e50"}}}}, 0x0) [ 274.616480] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 274.623729] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 274.630974] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000021 [ 274.653623] device bridge0 entered promiscuous mode 2018/04/03 20:55:38 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = fcntl$getown(r0, 0x9) tkill(r1, 0x7) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:38 executing program 2 (fault-call:4 fault-nth:34): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 274.674593] binder_alloc: binder_alloc_mmap_handler: 19254 20000000-20002000 already mapped failed -16 [ 274.767237] FAULT_INJECTION: forcing a failure. [ 274.767237] name failslab, interval 1, probability 0, space 0, times 0 [ 274.778504] CPU: 1 PID: 19286 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 274.785512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.794859] Call Trace: [ 274.797446] dump_stack+0x1a7/0x27d [ 274.801074] ? arch_local_irq_restore+0x53/0x53 [ 274.805752] should_fail+0x914/0xae0 [ 274.809461] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 274.814560] ? find_held_lock+0x35/0x1d0 [ 274.818607] ? __lock_is_held+0xb6/0x140 [ 274.822656] ? check_same_owner+0x320/0x320 [ 274.826960] ? rcu_note_context_switch+0x710/0x710 [ 274.831876] should_failslab+0xec/0x120 [ 274.835833] __kmalloc_track_caller+0x5f/0x760 [ 274.840401] ? kstrdup_const+0x39/0x50 [ 274.844273] kstrdup+0x39/0x70 [ 274.847447] kstrdup_const+0x39/0x50 [ 274.851145] __kernfs_new_node+0xa9/0x580 [ 274.855278] ? kernfs_dop_revalidate+0x380/0x380 [ 274.860029] ? snprintf+0xc0/0xf0 [ 274.863467] ? vsprintf+0x40/0x40 [ 274.866909] kernfs_new_node+0x80/0xf0 [ 274.870777] __kernfs_create_file+0x4b/0x320 [ 274.875167] cgroup_addrm_files+0x3c5/0xa70 [ 274.879476] ? cgroup_file_write+0x710/0x710 [ 274.883868] ? cpu_cgroup_css_alloc+0x30/0x30 [ 274.888353] ? __lock_is_held+0xb6/0x140 [ 274.892401] ? kasan_check_write+0x14/0x20 [ 274.896612] ? online_css+0x241/0x300 [ 274.900395] css_populate_dir+0x198/0x420 [ 274.904525] cgroup_apply_control_enable+0x390/0xbc0 [ 274.909613] ? cgroup_propagate_control+0x570/0x570 [ 274.914617] ? css_populate_dir+0x289/0x420 [ 274.918924] cgroup_mkdir+0x56f/0xfd0 [ 274.922704] ? __lock_is_held+0xb6/0x140 [ 274.926748] ? cgroup_destroy_locked+0x750/0x750 [ 274.931482] ? rcu_read_lock_sched_held+0x108/0x120 [ 274.936480] ? kmem_cache_free+0x258/0x2a0 [ 274.940697] ? set_nlink+0x95/0x120 [ 274.944304] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 274.949215] ? kasan_check_write+0x14/0x20 [ 274.953428] ? kernfs_get_active+0xb7/0xf0 [ 274.957642] ? cgroup_destroy_locked+0x750/0x750 [ 274.962378] kernfs_iop_mkdir+0x153/0x1e0 [ 274.966508] vfs_mkdir+0x390/0x600 [ 274.970039] do_mkdirat+0x224/0x2b0 [ 274.973649] ? SyS_mknod+0x40/0x40 [ 274.977169] ? ksys_mount+0xd4/0x120 [ 274.980862] ? do_syscall_64+0xb7/0x940 [ 274.984817] SyS_mkdir+0x22/0x30 [ 274.988161] ? SyS_mkdirat+0x30/0x30 [ 274.991855] do_syscall_64+0x281/0x940 [ 274.995723] ? vmalloc_sync_all+0x30/0x30 [ 274.999851] ? finish_task_switch+0x1b9/0x970 [ 275.004321] ? finish_task_switch+0x17a/0x970 [ 275.008799] ? syscall_return_slowpath+0x550/0x550 [ 275.013708] ? syscall_return_slowpath+0x2ac/0x550 [ 275.018615] ? prepare_exit_to_usermode+0x350/0x350 [ 275.023612] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 275.028959] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.033785] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 275.038955] RIP: 0033:0x4552d9 [ 275.042123] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 275.049812] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 275.057059] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 2018/04/03 20:55:38 executing program 6: r0 = socket$inet6_sctp(0xa, 0x4, 0x84) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={[], [0xff, 0xff], @rand_addr=0x8}, 0x2}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$IP_VS_SO_GET_SERVICE(r0, 0x0, 0x483, &(0x7f0000000040), &(0x7f00000000c0)=0x68) 2018/04/03 20:55:38 executing program 5: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x200010, 0x1, 0x6}) setsockopt$RDS_GET_MR(0xffffffffffffffff, 0x114, 0x2, &(0x7f0000000100)={{&(0x7f0000000040)=""/38, 0x26}, &(0x7f0000000080), 0x3a}, 0x20) sendmsg$key(0xffffffffffffffff, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000182000)={&(0x7f00000001c0)=ANY=[@ANYBLOB="020d00001400000000000000000000000800120000000300000000000000000006000000000000000000000000000000e000000100000000000000000700000000000000000000000000000000000000030006000000000002c9a600ac14ffbb0000000000000000070005000000000002000000ac14ffbb00000000000000000400030004000000000000007dd7fd3b3a2dce7a000000000000000000000034"], 0xa0}, 0x1}, 0x0) chroot(&(0x7f0000000140)='./file0\x00') r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) openat(0xffffffffffffffff, &(0x7f0000000180)='./file0\x00', 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000002c0)=0x14) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2018/04/03 20:55:39 executing program 0: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x1, 0x0) ioctl$KVM_GET_DIRTY_LOG(r0, 0x4010ae42, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil}) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x0, 0x0) ioctl$LOOP_SET_FD(r1, 0x4c00, 0xffffffffffffffff) r2 = syz_open_dev$sg(&(0x7f0000000200)='/dev/sg#\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000040)={0x0, 0x1}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000000180)={0x0, 0x8}, 0x8) ioctl(r2, 0x4000000000001276, &(0x7f0000000040)) msgget(0x3, 0x14) add_key(&(0x7f0000000500)='user\x00', &(0x7f0000000540)={0x73, 0x79, 0x7a, 0x2}, &(0x7f0000000600)="58c042008d17530e2b3668f1c47a25f60ff15c84e09f3cc672ec7adeb43f5ea5a86752e29f4dd1f788ef34f2c8b98c8d72fc272124e11cc155caf382d4dd90f4bf5b60bf5e99574c865045382c17d145167ed835097bd6c6941b00d671326eb533351d521fb677c3a17c4926d539476370973aa2f64a98c9699e34b3b921cd2e9c", 0x81, 0xfffffffffffffff8) sched_setaffinity(0x0, 0x8, &(0x7f00002a7000)=0x1) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000cd6ff8), 0x8, 0x0) readv(r4, &(0x7f000006eff0)=[{&(0x7f00000006c0)=""/128, 0xffffffffffffff4f}], 0x1) r5 = signalfd4(0xffffffffffffffff, &(0x7f0000a9bff8), 0x8, 0x0) signalfd(r5, &(0x7f0000518ff8), 0x8) mmap(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x3000008, 0x10, r1, 0x0) accept4$nfc_llcp(r1, &(0x7f0000000340), &(0x7f00000005c0)=0xffffffffffffffa4, 0x800000) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000440)={r3, @in6={{0xa, 0x4e23, 0x7, @mcast1={0xff, 0x1, [], 0x1}, 0x1}}, 0x1, 0x0, 0x3, 0x7b7, 0x58}, &(0x7f0000000300)=0x98) getsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000240), &(0x7f0000000280)=0x4) setsockopt$inet6_opts(r2, 0x29, 0x0, &(0x7f0000000580)=@fragment={0x2c, 0x0, 0x6, 0x4, 0x0, 0x100, 0x68}, 0x8) syz_genetlink_get_family_id$ipvs(&(0x7f00000002c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r1, &(0x7f0000000400)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1202080}, 0xc, &(0x7f00000003c0)={&(0x7f00000004c0)=ANY=[]}, 0x1, 0x0, 0x0, 0x1}, 0x40) 2018/04/03 20:55:39 executing program 4: r0 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x0, 0x400) ioctl$KVM_CHECK_EXTENSION_VM(r0, 0xae03, 0x2) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:39 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x85, 0x1a}, 0x1d2) bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x1, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x7, 0x1f, 0x1, 0x1, 0x1}], {0x95}}, &(0x7f0000000000)="73010080001e000000", 0x1, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'cryptd(sha3-384-generic)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) sendmsg(r1, &(0x7f0000000500)={&(0x7f00000001c0)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x80, &(0x7f0000000440), 0x0, &(0x7f0000000480)}, 0x4008010) accept(r1, &(0x7f0000000240)=@ipx, &(0x7f00000002c0)=0x80) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000180)={'vcan0\x00', &(0x7f00000000c0)=@ethtool_rx_ntuple={0x35, {0x11, @usr_ip4_spec={@local={0xac, 0x14, 0x14, 0xaa}, @rand_addr, 0x800, 0x100000000, 0x1, 0x7fffffff}, @usr_ip4_spec={@dev={0xac, 0x14, 0x14, 0xb}, @rand_addr=0x8, 0xfa5d, 0x0, 0x1, 0x100}, 0x8, 0x8, 0xffffffffffff0000, 0x33, 0xfffffffffffffffe}}}) [ 275.064308] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 275.071556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 275.078802] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000022 [ 275.086267] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/04/03 20:55:39 executing program 2 (fault-call:4 fault-nth:35): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 275.200910] QAT: Invalid ioctl [ 275.230699] FAULT_INJECTION: forcing a failure. [ 275.230699] name failslab, interval 1, probability 0, space 0, times 0 [ 275.242039] CPU: 1 PID: 19315 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 275.249047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.258391] Call Trace: [ 275.260962] dump_stack+0x1a7/0x27d [ 275.264568] ? arch_local_irq_restore+0x53/0x53 [ 275.269220] should_fail+0x914/0xae0 [ 275.272909] ? kstrdup+0x39/0x70 [ 275.276256] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.281338] ? cgroup_apply_control_enable+0x390/0xbc0 [ 275.286592] ? kernfs_iop_mkdir+0x153/0x1e0 [ 275.290887] ? vfs_mkdir+0x390/0x600 [ 275.294574] ? do_mkdirat+0x224/0x2b0 [ 275.298349] ? SyS_mkdir+0x22/0x30 [ 275.301866] ? do_syscall_64+0x281/0x940 [ 275.305906] ? find_held_lock+0x35/0x1d0 [ 275.309947] ? find_held_lock+0x35/0x1d0 [ 275.313986] ? __lock_is_held+0xb6/0x140 [ 275.318039] ? check_same_owner+0x320/0x320 [ 275.322341] ? rcu_note_context_switch+0x710/0x710 [ 275.327248] ? rcu_read_lock_sched_held+0x108/0x120 [ 275.332246] should_failslab+0xec/0x120 [ 275.336198] kmem_cache_alloc+0x47/0x760 [ 275.340235] ? memcpy+0x45/0x50 [ 275.343489] ? kstrdup+0x59/0x70 [ 275.346835] __kernfs_new_node+0xe9/0x580 [ 275.350960] ? kernfs_dop_revalidate+0x380/0x380 [ 275.355698] ? snprintf+0xc0/0xf0 [ 275.359128] ? vsprintf+0x40/0x40 [ 275.362563] kernfs_new_node+0x80/0xf0 [ 275.366430] __kernfs_create_file+0x4b/0x320 [ 275.370821] cgroup_addrm_files+0x3c5/0xa70 [ 275.375129] ? cgroup_file_write+0x710/0x710 [ 275.379514] ? cpu_cgroup_css_alloc+0x30/0x30 [ 275.383996] ? __lock_is_held+0xb6/0x140 [ 275.388045] ? kasan_check_write+0x14/0x20 [ 275.392256] ? online_css+0x241/0x300 [ 275.396042] css_populate_dir+0x198/0x420 [ 275.400169] cgroup_apply_control_enable+0x390/0xbc0 [ 275.405262] ? cgroup_propagate_control+0x570/0x570 [ 275.410260] ? css_populate_dir+0x289/0x420 [ 275.414558] cgroup_mkdir+0x56f/0xfd0 [ 275.418332] ? __lock_is_held+0xb6/0x140 [ 275.422373] ? cgroup_destroy_locked+0x750/0x750 [ 275.427109] ? rcu_read_lock_sched_held+0x108/0x120 [ 275.432100] ? kmem_cache_free+0x258/0x2a0 [ 275.436314] ? set_nlink+0x95/0x120 [ 275.439916] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.444820] ? kasan_check_write+0x14/0x20 [ 275.449034] ? kernfs_get_active+0xb7/0xf0 [ 275.453244] ? cgroup_destroy_locked+0x750/0x750 [ 275.457976] kernfs_iop_mkdir+0x153/0x1e0 [ 275.462101] vfs_mkdir+0x390/0x600 [ 275.465617] do_mkdirat+0x224/0x2b0 [ 275.469224] ? SyS_mknod+0x40/0x40 [ 275.472741] ? ksys_mount+0xd4/0x120 [ 275.476431] ? do_syscall_64+0xb7/0x940 [ 275.480381] SyS_mkdir+0x22/0x30 [ 275.483722] ? SyS_mkdirat+0x30/0x30 [ 275.487409] do_syscall_64+0x281/0x940 [ 275.491276] ? vmalloc_sync_all+0x30/0x30 [ 275.495398] ? finish_task_switch+0x1b9/0x970 [ 275.499866] ? finish_task_switch+0x17a/0x970 [ 275.504336] ? syscall_return_slowpath+0x550/0x550 [ 275.509240] ? syscall_return_slowpath+0x2ac/0x550 [ 275.514146] ? prepare_exit_to_usermode+0x350/0x350 [ 275.519142] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 275.524485] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.529307] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 275.534469] RIP: 0033:0x4552d9 [ 275.537632] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 275.545317] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 275.552562] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 275.559805] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 275.567050] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 275.574296] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000023 2018/04/03 20:55:39 executing program 5: r0 = openat$vnet(0xffffffffffffff9c, &(0x7f00002ac000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, &(0x7f0000c97ff8)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000d7aff5)='/dev/audio\x00', 0x0, 0x0) close(r1) sendto$inet(r1, &(0x7f0000000040)="3a201a5f31720a247921262138d30ee60279c718a6a2e0def02266025fa12755dd52faa5fb7abebb5ee7d8e2c694de3749a818244bbedc2da480aa8017742377c18e15d4bf0f29ad6d13e25effe188a04dd0caa9bae5464a0480f90abed51f94a30773782cf3fadc240a7f8329cb1becb1b87e8639f4171c8ffbc9fd32c333ceda68f34cca258c44f4d550d826365ba7656a0b828f78a5a9c902277271ae65ba1222e37ca9875d84d9397c958883cc58c202ab90a6e5c4e4aa5a78778298d98208d927dd316e9fbf0252359723e812a7656e6baf91452f", 0xd7, 0x20040000, &(0x7f0000000140)={0x2, 0x4e21, @multicast2=0xe0000002}, 0x10) r2 = socket$inet(0xa, 0x803, 0x9) flock(r2, 0xc) ioctl$VHOST_NET_SET_BACKEND(r0, 0x4008af30, &(0x7f0000d7c000)={0x0, r1}) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r1, 0x0, 0x61, &(0x7f0000000240)={'filter\x00', 0x4}, 0x68) r3 = msgget(0x0, 0x31) msgctl$MSG_STAT(r3, 0xb, &(0x7f00000002c0)=""/156) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x800, 0x0) [ 275.582106] cgroup: cgroup_addrm_files: failed to add weight, err=-12 [ 275.634222] device bridge0 left promiscuous mode [ 275.650406] QAT: Invalid ioctl 2018/04/03 20:55:39 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) ioctl$sock_SIOCBRDELBR(r0, 0x89a1, &(0x7f0000000000)='erspan0\x00') connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0xfffffffffffff000, 0x40000) ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0106426, &(0x7f00000000c0)={0x8, &(0x7f0000000080)=[{}, {}, {}, {}, {}, {}, {}, {}]}) 2018/04/03 20:55:39 executing program 1: r0 = syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x2, 0x1) pwrite64(r0, &(0x7f00000008c0)="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", 0x80e, 0xf) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000040)={0x2, &(0x7f0000000000)=[{0x5, 0x1, 0x4, 0x81}, {0x3, 0x8, 0x1, 0x7885}]}, 0x10) 2018/04/03 20:55:39 executing program 2 (fault-call:4 fault-nth:36): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:39 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$inet_pktinfo(0xffffffffffffff9c, 0x0, 0x8, &(0x7f0000000480)={0x0, @dev, @loopback}, &(0x7f00000004c0)=0xc) sendmmsg(r0, &(0x7f000000e2c0)=[{{0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000100)="87fe5e59801f3de40cdda86a39c232424966bdf71ee21da710b8a77b18c9aabace8185b4909c3a54de1f5866b09d15e62c595b6b", 0x34}, {&(0x7f0000000180)="cb1c24d228ad21ce1df62ab21cda20e6a575a90a5140d42964ea8d21491a4defaa6f33cc8ff28c72bb1271bf73592c11585a3a9ab2b9db19644e17eedbb6d6d0d0c73289c233b1b5a5c5c3e6e2f5440884a89976719299e3246440a426ad09f1596aa33ac3729bfd5479189ba425b5703660abcd3a332e8578f710270bf068d144984e01651e99860aab711d7129b41535fab7cfe2252f8e6fdfd119f94462e5042a4ad33c6b12fb3a56cfc1621cd70ea5e76cc29257", 0xb6}, {&(0x7f00000006c0)="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"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{0x68, 0x100, 0x7, "e27fb38d97650ae6027d640dbc215225e3e3a4f3084a24ac44b8534b4e78fbe3744f56cafe3b65e00445ecc6c06efe7d8deb8149d5da7bc6172ce549d4d24f84cc7776099152ee559bc15b900f26251651b9a225"}, {0x110, 0x115, 0x1, "1e8a15064edf7e30737b2234001368a25086d68c0fad28d7f0dbaa1f88d2bfebadb6474536116f5e3bafbccb7d1b808970a125d56f7a97029bde60869ade4c7634c2cd67d6f875a9af495b91d8442ed6af1250bb5cc43779882677d1dc120e77948ff2b4a404ee2d8167b1675a04cc66c80748dd413c005138cc10289850330fa8b4d1e2a0abb202eb4c84d3787da2b5c69fbcb87cdf1dd88d2267ecdb64c76ea6ecf338a901d2e81d05ec7565c3f711195b0516a21d43b9cee00f74bedb9f8cfab88a6dcf34efadb899641741ca064dd4397bb05df408ae6e84a5747887d503aeb2ccf1899431f0d956871ce8172515d1bad34c38289be895"}], 0x1248, 0x10}, 0x6}], 0x6, 0x80) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) r3 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x1f, 0x1) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f00000000c0)={0xf4c}, 0x4) 2018/04/03 20:55:39 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000740)={0x400fffd, {{0x2, 0x4e24}}}, 0xfe31be9541bf722e) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f0000000000)={0x3, "6c6fe30093ed8c7b00"}, 0xfffffffffffffe06) ioctl(r0, 0x800000000008982, &(0x7f0000000000)) sendto$unix(r0, &(0x7f00000008c0)="d68ff9f3d2facc9614e8a6f3610d0ca94a68eeb7e6310b2a1681274cdf579ebde1aa5540388e024dc8ae4f406486febb4bbe32de5613cf5a604bf0b3e5b6553f6ee9ee181d8cd26c0a0de7db57310f9c1608541fdb96ea3b3f5e6718c9d997e1920789c012b9a3bd0315bc02b16c2631e7760632ddfc86b3883662ff4ca7599d317da56b2856fd7383800ab2a4bf12c90a47a55017710e1d04aef8ac0b413a67943e072e2e906ade663d658ed6ff984641931bd78781c8dd27af8258c11094654bbd8de9", 0xc4, 0x40, &(0x7f00000009c0)=@file={0x0, './file0\x00'}, 0x6e) r1 = socket$inet6_udp(0xa, 0x2, 0x0) r2 = perf_event_open(&(0x7f0000940000)={0x2, 0x78, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mq_timedreceive(r2, &(0x7f00000002c0)=""/15, 0xf, 0x5, &(0x7f0000000380)={0x77359400}) r3 = fcntl$dupfd(r1, 0x0, r2) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r3, 0x84, 0x21, &(0x7f0000000040)=0x300000000000000, 0x2) r4 = socket$inet6_udp(0xa, 0x2, 0x0) stat(&(0x7f0000000480)='./file0\x00', &(0x7f0000000bc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000c40)='./file0\x00', &(0x7f0000000c80)={0x0, 0x0, 0x0, 0x0, 0x0}) r7 = getegid() r8 = getpid() msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000d00)={{0x1, 0x0, r5, r6, r7, 0x66, 0x2f}, 0x20, 0x654, 0xe2e, 0x81, 0x2, 0x8, 0x0, r8}) writev(r2, &(0x7f0000000180)=[{&(0x7f00000000c0)="1e5b7b1d30859a82aa0b7eb4ad6ebf0634b21e3b0fbbf9b86bbbf64f4ca8d1e3f171e7ec690d308028b3b56716", 0x2d}], 0x1) setsockopt$IP_VS_SO_SET_STARTDAEMON(r3, 0x0, 0x48b, &(0x7f0000000100)={0x2, 'lo\x00', 0x3}, 0x18) setsockopt$IP_VS_SO_SET_STOPDAEMON(r3, 0x0, 0x48c, &(0x7f0000000500)={0x2, 'ipddp0\x00'}, 0x18) ioctl$sock_ifreq(r4, 0x8922, &(0x7f0000000400)={'lo\x00', @ifru_ivalue}) openat$rtc(0xffffffffffffff9c, &(0x7f0000000440)='/dev/rtc\x00', 0x10000, 0x0) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r9 = socket$inet(0x10, 0x3, 0xc) bind(0xffffffffffffffff, &(0x7f000000c000)=@nl=@kern={0x10, 0x0, 0x0, 0x400040}, 0xc) r10 = socket$inet(0x10, 0x3, 0xc) sendmsg(r10, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000009ff0)}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet_mreqn(r9, 0x0, 0x27, &(0x7f0000000080)={@multicast1}, &(0x7f0000000140)=0x7) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f00000006c0)={'nat\x00', 0x0, 0x3, 0x9c, [], 0x5, &(0x7f0000000800)=[{}, {}, {}, {}, {}], &(0x7f0000000600)=""/156}, &(0x7f00000001c0)=0x78) 2018/04/03 20:55:39 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000efdffc)=0x1, 0xd2) bind$inet(r0, &(0x7f0000738ff0)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x0, @loopback=0x7f000001}}, 0x0, 0xa, 0x0, "70739a0ebe4ac9fea0d1f41b412878a5b6b09a357732eb1beaa5f7ffd5345333d326060f0cdeef303977eddb549970cadb75a15db7efaa43e8c3c79d29f15979133dd10315a3c2f16c7dd02273c10768"}, 0x301) sendto$inet(r0, &(0x7f0000a63fff), 0x0, 0x20020004, &(0x7f0000385ff0)={0x2, 0x4e21, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000f43ffc)=0xfffffffffffffffc, 0x4) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f000074847c)=[{0x8}, {}, {}, {}, {}, {}, {}, {}], 0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000f8e000)={0x0, 0x77, 0x1000010004}, 0x14) sendto$inet(r0, &(0x7f00006e2000)='!', 0x1, 0xfffffffffffffffe, 0x0, 0x0) 2018/04/03 20:55:39 executing program 7: r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup.cpu\x00', 0x200002, 0x0) r1 = openat$cgroup_int(r0, &(0x7f0000000080)='cpuacct.usage\x00', 0x2, 0x0) finit_module(r0, &(0x7f0000000040)='em1!vboxnet1md5summd5sum\\md5sumsecurityem0[\x00', 0x3) sendfile(r1, r1, &(0x7f0000000000)=0x8400, 0x3) 2018/04/03 20:55:39 executing program 5: mmap(&(0x7f0000000000/0xb3c000)=nil, 0xb3c000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$midi(&(0x7f0000000040)='/dev/midi#\x00', 0x5, 0x2) getresgid(&(0x7f0000000080), &(0x7f00000000c0)=0x0, &(0x7f0000000100)) ioctl$TUNSETGROUP(r0, 0x400454ce, r1) mmap(&(0x7f0000000000/0xe6f000)=nil, 0xe6f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r3, &(0x7f00005fafd2)=@pppol2tp={0x18, 0x1, {0x0, r2, {0x2, 0x4e21, @multicast1=0xe0000001}, 0x2}}, 0x26) getsockname$packet(r3, &(0x7f0000c7c000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000c37000)=0x14) r4 = socket$vsock_stream(0x28, 0x1, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r4, 0x28, 0x6, &(0x7f0000581000)={{{@in=@rand_addr, @in6=@mcast2}}, {{}, 0x0, @in=@rand_addr}}, &(0x7f0000000000)=0xe8) [ 275.931833] FAULT_INJECTION: forcing a failure. [ 275.931833] name failslab, interval 1, probability 0, space 0, times 0 [ 275.943199] CPU: 0 PID: 19344 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 275.950216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.959567] Call Trace: [ 275.962165] dump_stack+0x1a7/0x27d [ 275.965806] ? arch_local_irq_restore+0x53/0x53 [ 275.970497] should_fail+0x914/0xae0 [ 275.974215] ? kstrdup+0x39/0x70 [ 275.977591] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 275.982699] ? cgroup_apply_control_enable+0x390/0xbc0 [ 275.987978] ? kernfs_iop_mkdir+0x153/0x1e0 [ 275.992300] ? vfs_mkdir+0x390/0x600 [ 275.996020] ? do_mkdirat+0x224/0x2b0 [ 275.999830] ? do_syscall_64+0x281/0x940 [ 276.003902] ? find_held_lock+0x35/0x1d0 [ 276.007988] ? find_held_lock+0x35/0x1d0 [ 276.012068] ? __lock_is_held+0xb6/0x140 [ 276.016149] ? check_same_owner+0x320/0x320 [ 276.020480] ? rcu_note_context_switch+0x710/0x710 [ 276.025414] ? rcu_read_lock_sched_held+0x108/0x120 [ 276.030439] should_failslab+0xec/0x120 [ 276.034423] kmem_cache_alloc+0x47/0x760 [ 276.038487] ? memcpy+0x45/0x50 [ 276.041773] ? kstrdup+0x59/0x70 [ 276.045160] __kernfs_new_node+0xe9/0x580 [ 276.049329] ? kernfs_dop_revalidate+0x380/0x380 [ 276.054113] ? snprintf+0xc0/0xf0 [ 276.057567] ? vsprintf+0x40/0x40 [ 276.061025] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.065968] ? cgroup_file_name+0x1d0/0x1d0 [ 276.070294] kernfs_new_node+0x80/0xf0 [ 276.074172] __kernfs_create_file+0x4b/0x320 [ 276.078571] cgroup_addrm_files+0x3c5/0xa70 [ 276.082889] ? cgroup_file_write+0x710/0x710 [ 276.087281] ? cpu_cgroup_css_alloc+0x30/0x30 [ 276.091777] ? __lock_is_held+0xb6/0x140 [ 276.095829] ? kasan_check_write+0x14/0x20 [ 276.100042] ? online_css+0x241/0x300 [ 276.103827] css_populate_dir+0x198/0x420 [ 276.107960] cgroup_apply_control_enable+0x390/0xbc0 [ 276.113055] ? cgroup_propagate_control+0x570/0x570 [ 276.118063] ? css_populate_dir+0x289/0x420 [ 276.122369] cgroup_mkdir+0x56f/0xfd0 [ 276.126150] ? __lock_is_held+0xb6/0x140 [ 276.130198] ? cgroup_destroy_locked+0x750/0x750 [ 276.134936] ? rcu_read_lock_sched_held+0x108/0x120 [ 276.139932] ? kmem_cache_free+0x258/0x2a0 [ 276.144148] ? set_nlink+0x95/0x120 [ 276.147757] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.152667] ? kasan_check_write+0x14/0x20 [ 276.156881] ? kernfs_get_active+0xb7/0xf0 [ 276.161094] ? cgroup_destroy_locked+0x750/0x750 [ 276.165828] kernfs_iop_mkdir+0x153/0x1e0 [ 276.169958] vfs_mkdir+0x390/0x600 [ 276.173482] do_mkdirat+0x224/0x2b0 [ 276.177096] ? SyS_mknod+0x40/0x40 [ 276.180618] ? ksys_mount+0xd4/0x120 [ 276.184312] ? do_syscall_64+0xb7/0x940 [ 276.188267] SyS_mkdir+0x22/0x30 [ 276.191614] ? SyS_mkdirat+0x30/0x30 [ 276.195314] do_syscall_64+0x281/0x940 [ 276.199182] ? vmalloc_sync_all+0x30/0x30 [ 276.203309] ? finish_task_switch+0x1b9/0x970 [ 276.207780] ? finish_task_switch+0x17a/0x970 [ 276.212258] ? syscall_return_slowpath+0x550/0x550 [ 276.217167] ? syscall_return_slowpath+0x2ac/0x550 [ 276.222075] ? prepare_exit_to_usermode+0x350/0x350 [ 276.227072] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 276.232423] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.237253] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 276.242424] RIP: 0033:0x4552d9 [ 276.245593] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 276.253283] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 276.260532] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 276.267781] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 276.275036] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:40 executing program 1: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x34002, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f00000000c0)) inotify_add_watch(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) mmap$binder(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x13, r0, 0x0) 2018/04/03 20:55:40 executing program 7: r0 = memfd_create(&(0x7f0000000000)='/dev/vga_arbiter\x00', 0x1) write$binfmt_misc(r0, &(0x7f0000000040)={'syz0', "538d68f11ba21fc2b1365a875dd94afe503a108fc4688116c3af29e947c375203ad9c00484a511f48d8c6b6d6e61d226d89e0932e36f7c1ab3d458fb67823ffd9d0c74f6efb28edd9e08e7e431305780d76fc5b367699b70f20968220093da5447fce30f0f46"}, 0x6a) execveat(r0, &(0x7f0000ff7000)='./file0\x00', &(0x7f0000000240), &(0x7f000034bff8), 0x1000) [ 276.282288] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000024 [ 276.289929] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/04/03 20:55:40 executing program 2 (fault-call:4 fault-nth:37): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:40 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x10001, 0x0) ioctl$TCFLSH(r1, 0x540b, 0x80) setsockopt$IP_VS_SO_SET_EDITDEST(r1, 0x0, 0x489, &(0x7f0000000040)={{0x0, @loopback=0x7f000001, 0x4e21, 0x3, 'rr\x00', 0x10, 0x9, 0x53}, {@multicast1=0xe0000001, 0x4e24, 0x2003, 0xffff, 0x7a0, 0xebc}}, 0x44) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:40 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$bt_hci(r0, 0x0, 0x3, &(0x7f0000000180)=""/132, &(0x7f0000000040)=0x84) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 276.333843] IPVS: stopping backup sync thread 19366 ... [ 276.402215] FAULT_INJECTION: forcing a failure. [ 276.402215] name failslab, interval 1, probability 0, space 0, times 0 [ 276.413599] CPU: 1 PID: 19374 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 276.420609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.429965] Call Trace: [ 276.432555] dump_stack+0x1a7/0x27d [ 276.436190] ? arch_local_irq_restore+0x53/0x53 [ 276.438684] IPVS: Error joining to the multicast group [ 276.440866] should_fail+0x914/0xae0 [ 276.440877] ? kstrdup+0x39/0x70 [ 276.440891] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 276.440901] ? cgroup_apply_control_enable+0x390/0xbc0 [ 276.440913] ? kernfs_iop_mkdir+0x153/0x1e0 [ 276.440925] ? vfs_mkdir+0x390/0x600 [ 276.440933] ? do_mkdirat+0x224/0x2b0 [ 276.475587] ? SyS_mkdir+0x22/0x30 [ 276.479127] ? do_syscall_64+0x281/0x940 [ 276.483189] ? find_held_lock+0x35/0x1d0 [ 276.487253] ? find_held_lock+0x35/0x1d0 [ 276.491319] ? __lock_is_held+0xb6/0x140 [ 276.495395] ? check_same_owner+0x320/0x320 [ 276.499728] ? rcu_note_context_switch+0x710/0x710 [ 276.504658] ? rcu_read_lock_sched_held+0x108/0x120 [ 276.509678] should_failslab+0xec/0x120 [ 276.513655] kmem_cache_alloc+0x47/0x760 [ 276.517719] ? memcpy+0x45/0x50 [ 276.521003] ? kstrdup+0x59/0x70 [ 276.524374] __kernfs_new_node+0xe9/0x580 [ 276.528523] ? kernfs_dop_revalidate+0x380/0x380 [ 276.533280] ? snprintf+0xc0/0xf0 [ 276.536732] ? vsprintf+0x40/0x40 [ 276.540177] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.545086] ? cgroup_file_name+0x1d0/0x1d0 [ 276.549388] kernfs_new_node+0x80/0xf0 [ 276.553254] __kernfs_create_file+0x4b/0x320 [ 276.557642] cgroup_addrm_files+0x3c5/0xa70 [ 276.561946] ? cgroup_file_write+0x710/0x710 [ 276.566333] ? cpu_cgroup_css_alloc+0x30/0x30 [ 276.570813] ? __lock_is_held+0xb6/0x140 [ 276.574854] ? kasan_check_write+0x14/0x20 [ 276.579067] ? online_css+0x241/0x300 [ 276.582846] css_populate_dir+0x198/0x420 [ 276.586975] cgroup_apply_control_enable+0x390/0xbc0 [ 276.592059] ? cgroup_propagate_control+0x570/0x570 [ 276.597057] ? css_populate_dir+0x289/0x420 [ 276.601358] cgroup_mkdir+0x56f/0xfd0 [ 276.605133] ? __lock_is_held+0xb6/0x140 [ 276.609174] ? cgroup_destroy_locked+0x750/0x750 [ 276.613907] ? rcu_read_lock_sched_held+0x108/0x120 [ 276.618901] ? kmem_cache_free+0x258/0x2a0 [ 276.623123] ? set_nlink+0x95/0x120 [ 276.626726] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.631632] ? kasan_check_write+0x14/0x20 [ 276.635840] ? kernfs_get_active+0xb7/0xf0 [ 276.640048] ? cgroup_destroy_locked+0x750/0x750 [ 276.644783] kernfs_iop_mkdir+0x153/0x1e0 [ 276.648910] vfs_mkdir+0x390/0x600 [ 276.652428] do_mkdirat+0x224/0x2b0 [ 276.656034] ? SyS_mknod+0x40/0x40 [ 276.659552] ? ksys_mount+0xd4/0x120 [ 276.663244] ? do_syscall_64+0xb7/0x940 [ 276.667196] SyS_mkdir+0x22/0x30 [ 276.670539] ? SyS_mkdirat+0x30/0x30 [ 276.674230] do_syscall_64+0x281/0x940 [ 276.678091] ? vmalloc_sync_all+0x30/0x30 [ 276.682215] ? finish_task_switch+0x1b9/0x970 [ 276.686682] ? finish_task_switch+0x17a/0x970 [ 276.691154] ? syscall_return_slowpath+0x550/0x550 [ 276.696061] ? syscall_return_slowpath+0x2ac/0x550 [ 276.700967] ? prepare_exit_to_usermode+0x350/0x350 [ 276.705961] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 276.711302] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.716123] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 276.721287] RIP: 0033:0x4552d9 [ 276.724450] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 276.732134] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 276.739377] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 276.746621] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:40 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/ipv6_route\x00') sendfile(0xffffffffffffffff, r0, &(0x7f0000000140), 0x7a000000000000) 2018/04/03 20:55:40 executing program 5: r0 = socket$unix(0x1, 0x1, 0x0) fdatasync(r0) r1 = socket$unix(0x1, 0x1, 0x0) setsockopt$sock_int(r1, 0x1, 0x22, &(0x7f000093affc)=0x80001b, 0x4) bind$unix(r1, &(0x7f0000003000)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) listen(r1, 0x0) connect$unix(r0, &(0x7f000066fff4)=@file={0x1, "e91f7189591e9233614b00"}, 0xc) socket$nl_generic(0x10, 0x3, 0x10) accept4$unix(r1, &(0x7f000093e000)=@abs, &(0x7f00006a3ffc)=0x8, 0x0) 2018/04/03 20:55:40 executing program 1: r0 = socket$packet(0x11, 0x2, 0x300) getsockopt$packet_int(r0, 0x107, 0x13, &(0x7f0000000040), &(0x7f00000000c0)=0x4) syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') getsockopt$packet_int(r0, 0x107, 0xb, &(0x7f0000000080), &(0x7f0000000000)=0x4) eventfd2(0x0, 0x80000) 2018/04/03 20:55:40 executing program 3: r0 = socket$inet(0x2, 0x800, 0x1) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f00000005c0)={@in={{0x2, 0x0, @loopback=0x7f000001}}, 0x0, 0x3, 0x0, "568ba1532d9fa4a4a0b2ac7fed1ba5df6183c56aab4b149a87b45ecde423213c30734da7de0daefc4f85152077b0196e06e5a1d95840e8dc7eb18f5f2781abadec7c9d4ef97335343396d95c6c3a63db"}, 0xd8) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6, 0x0, 0x0, 0xa1}]}, 0x10) personality(0x490000f) sendto$inet(r0, &(0x7f0000e9bf14), 0x0, 0x200007ff, &(0x7f0000deaff0)={0x2, 0x1000000000004e23}, 0x10) recvfrom$inet(r0, &(0x7f0000000240)=""/247, 0xf7, 0x0, &(0x7f0000000000)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in6=@local, @in6=@ipv4={[], [], @multicast2}}}, {{@in=@multicast2}, 0x0, @in6=@mcast2}}, &(0x7f00000001c0)=0xe8) setsockopt$sock_int(r0, 0x1, 0x1d, &(0x7f0000000580)=0x100, 0x4) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000006c0)={{{@in6=@local, @in6=@mcast2}}, {{@in=@rand_addr}, 0x0, @in6}}, &(0x7f0000000200)=0xe8) getgid() readv(r0, &(0x7f00000018c0)=[{&(0x7f0000000880)=""/4096, 0x1000}, {&(0x7f0000001880)=""/30, 0x1e}], 0x2) getgid() r1 = syz_open_dev$dmmidi(&(0x7f0000000180)='/dev/dmmidi#\x00', 0x3f, 0x200001) ioctl$KDSKBSENT(r1, 0x4b49, &(0x7f0000001900)="b289289b8488e74427531a4c76417cf3909c611415dd4dc3bc8a9001621d68d823ad90a5f038c5d0bd778db8cec4b55c1364ed9b43007d3483db47d0358e4f0848c9bfac845ed7150e92a86b074cf11bbc1052") ioctl$sock_inet6_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000340)) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000500)=@nat={'nat\x00', 0x19, 0x3, 0x90, [0x200007c0, 0x0, 0x0, 0x200008d0, 0x20000900], 0x0, &(0x7f0000000040), &(0x7f00000007c0)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x1}, {0x0, '\x00', 0x1}]}, 0x108) sendto$inet(r0, &(0x7f0000000380)="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", 0x14f, 0x51, &(0x7f0000e66000)={0x2, 0x0, @multicast1=0xe0000001}, 0x10) setsockopt$IP_VS_SO_SET_FLUSH(r0, 0x0, 0x485, 0x0, 0x0) [ 276.753865] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 276.761108] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000025 [ 276.768621] cgroup: cgroup_addrm_files: failed to add weight.nice, err=-12 2018/04/03 20:55:40 executing program 7: r0 = perf_event_open(&(0x7f0000b5a000)={0x4000000002, 0x70, 0x1e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0x0, &(0x7f00000000c0)='task\x00') perf_event_open$cgroup(&(0x7f0000000100)={0x3, 0x70, 0x6, 0x7, 0x6a4, 0x3ff, 0x0, 0x3, 0x10, 0x9, 0x1000, 0xffff, 0x7, 0x4, 0xfffffffffffffffe, 0x1, 0x8, 0x5, 0x8, 0x6, 0x0, 0x1, 0x2, 0x60f, 0xe3c, 0x9, 0x21a5, 0x0, 0x7f, 0x1, 0xfff, 0x1, 0xff, 0x7, 0xffffffff, 0x1, 0x0, 0x3, 0x0, 0x4ef32dca, 0x0, @perf_bp={&(0x7f0000000040), 0xa}, 0x1, 0x9, 0x1, 0x1, 0x80, 0x2, 0x9}, r1, 0x7, r0, 0xb) fchdir(r1) syz_fuseblk_mount(&(0x7f0000000000)='2/file0\x00', &(0x7f0000dd3ff8)='2/file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) 2018/04/03 20:55:40 executing program 0: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$DRM_IOCTL_SET_VERSION(0xffffffffffffffff, 0xc0106407, &(0x7f00000000c0)={0x5, 0x0, 0x1, 0x1}) ioctl$DRM_IOCTL_RM_MAP(0xffffffffffffffff, 0x4028641b, &(0x7f00000002c0)={&(0x7f0000ffa000/0x3000)=nil, 0x0, 0x0, 0x0, &(0x7f0000ffb000/0x4000)=nil}) syz_genetlink_get_family_id$ipvs(&(0x7f0000000340)='IPVS\x00') r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000300)='/proc/self/net/pfkey\x00', 0x400000, 0x0) ioctl$sock_bt_bnep_BNEPCONNADD(r1, 0x400442c8, &(0x7f0000001600)) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000005000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000015ff0)={&(0x7f0000000240)={0x20, 0x2c, 0x0, 0x0, 0x0, {0x2}, [@typed={0xc, 0x3f, @str='IPVS\x00'}]}, 0x20}, 0x1}, 0x0) r2 = dup(r0) syz_mount_image$iso9660(&(0x7f0000000280)='iso9660\x00', &(0x7f0000000400)='./file0\x00', 0x6d5a, 0x7, &(0x7f0000000800)=[{&(0x7f0000000440)="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", 0xfc, 0x7}, {&(0x7f0000000540)="4453669ff12c0d79e3be515b36f93792867e83b2c362c28bb84756172eac5cbb179148dabed0566649f581cf4badf4dccec8447da6f4b60c46a83ec3824c9bcbe186e987e981104911c43b3a98b7bcda1c4cc647b91c2b346b96297eebb91ff31c8c5b803a137ed33aaef760ac4c9b701988cfe217ef018e0e044e3c2cb92d79ba7170f20690cc0a527c193f6ec9727c6d724ff60a13c1b5105e4b5f7452b1975597aba037bc80efd4ef7dbc0b1d6e808a4d36b10e6f54e8919eb20278db8179dd31088196c59c386fa08b587d89ba3bb8ab5b0d", 0xd4, 0x6}, {&(0x7f0000000640)="2c089fb3d822e846de69d3913362e130884873a09727920f46c06d9c60a045f6dd11496f4e6980363c1b85adbd3ad8ee5c0edbc3988d044d8ca2701925cb69a5e34ebe740b0abcf64754179b443a65325c48f463caeb02bc494c2250dfea77c7407a81ba2732a89a1e938b0deaf7e5f336ac8fde293d481054", 0x79, 0xfffffffffffffffc}, {&(0x7f00000006c0)="52e03715f1942148cd636efde0e7f54f2b32476b67f26e29d185d6eb00f807af72ffc5ab7783a6a6d8fec8ccefd007d7af9ed744c344978fe006e3ccae31db7f87", 0x41}, {&(0x7f0000000740)="098f1a651787661cf95c8f7678a125e586dd453b080fe0e400792d7afeabcd0d07bb0ad3631c9cc91f7a1c11c88e6ceb927ee8c6f4ea9ab9c9b4a07326bd3ab08407f105eb53fb7b091d381421b7439d97e33e9f85d125266dfe35b8f66d683e034602d6", 0x64, 0x1}, {&(0x7f00000007c0)="a9318dda462ec5ce2d5f9c16", 0xc, 0xc730926}, {&(0x7f0000001d40)="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", 0x1000, 0x2}], 0x1000000, &(0x7f00000008c0)={[{@cruft='cruft', 0x2c}, {@sbsector={'sbsector', 0x3d, [0x35, 0x3f, 0x0, 0x35]}, 0x2c}, {@session={'session', 0x3d, [0x37, 0x34]}, 0x2c}]}) ioctl$EVIOCSFF(r2, 0x40304580, &(0x7f00000003c0)={0x0, 0xfffffffffffffffd, 0x99, {0x6a0, 0x2}, {0xffffffffffff8000, 0x2}, @const={0x1, {0x0, 0x3ca, 0x6, 0xf9}}}) ioctl$UFFDIO_COPY(r2, 0xc028aa03, &(0x7f0000000100)={&(0x7f0000ffb000/0x2000)=nil, 0x2000}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000000)={0x1, 'gre0\x00'}, 0x18) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f0000001d00)={0x1, 'vcan0\x00'}, 0x18) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000180)={0x1, [0x0]}, &(0x7f00000001c0)=0x8) socket$key(0xf, 0x3, 0x2) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000140)={r3, 0x2e, "025bb95ebad704bff67470676400b13d0e68854cfa261c1192512c54649b6217fea889f69930b404390c270228c2"}, &(0x7f0000000200)=0x36) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$netlink(0x10, 0x3, 0xb) r5 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) setsockopt$nfc_llcp_NFC_LLCP_RW(r5, 0x118, 0x0, &(0x7f0000000080), 0x4) io_setup(0xa3c, &(0x7f0000409000)=0x0) io_submit(r6, 0x1, &(0x7f00000000c0)=[&(0x7f00002a8000)={0x0, 0x0, 0x0, 0x1, 0x0, r4, &(0x7f0000000000), 0xfd28}]) setsockopt$inet6_int(r0, 0x29, 0xf8, &(0x7f0000000380)=0xffffffff, 0x4) 2018/04/03 20:55:40 executing program 5: r0 = socket$packet(0x11, 0x80000000000002, 0x300) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000000)=0x320, 0x4) ioctl$TTUNGETFILTER(0xffffffffffffffff, 0x801054db, &(0x7f0000000040)=""/223) sendto$inet6(r0, &(0x7f0000003fd9), 0x0, 0x0, &(0x7f0000008000)={0xa, 0x0, 0x100000002, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) restart_syscall() recvmmsg(r0, &(0x7f0000002000)=[{{&(0x7f0000000300)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast1}}}, 0x26, &(0x7f0000001900)}}, {{&(0x7f00000019c0)=@ipx, 0x10, &(0x7f0000001f40), 0x0, &(0x7f0000001fc0)=""/64, 0x40}}], 0x2, 0x2000, 0x0) 2018/04/03 20:55:40 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) ppoll(&(0x7f0000000040)=[{r0, 0x2}, {r0, 0x400}, {r0, 0x2}], 0x3, &(0x7f0000000100)={r1, r2+30000000}, &(0x7f0000000180)={0x9}, 0x8) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:40 executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000000c0)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000340)=@newsa={0x138, 0x10, 0x1, 0x0, 0x0, {{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6=@local={0xfe, 0x80, [], 0xaa}}, {@in=@broadcast=0xffffffff, 0x0, 0x6c}, @in6=@mcast2={0xff, 0x2, [], 0x1}, {}, {}, {}, 0x0, 0x0, 0x2, 0x9}, [@algo_comp={0x48, 0x3, {{'deflate\x00'}}}]}, 0x138}, 0x1}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r1, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:40 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e20, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0x3ff}}, [0xe04, 0x6, 0x0, 0x7, 0x27, 0x1f, 0xb5, 0xffff, 0x7, 0xac50, 0x101, 0x101, 0x6, 0xffffffffffffff7f, 0x5]}, &(0x7f0000000200)=0x100) setsockopt$inet_sctp_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f00000003c0)=ANY=[@ANYRES32=r2, @ANYBLOB="0af2e600eec4bd09cd9774e7cc8858bf8bef4e14f353685b1a94ee997dbcec91443feebcca2b16a682ce47dbab54efe9724d61b21b6ec77bf027130c5bdd907905823055e6b69cdf8ef24d493d6561d45cc454d54ebdb95ad27377d36c366fb0b834acf6fc137863f0953a7adec345e343a7e50073428f7318c410f26b89281e0341bc0e107dca20a230a3b70af476f5b992cf5684f5cfba9f3894d8a572f4f2e1af20d1745b96bff1764258cbed076359d8313734a3fbf75126f318e5c41535578023ba7229631b0202810bce8feb3d92000000000000a6202b2616326589ae00000000000000000000"], 0xee) r3 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/hwrng\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40416, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x7f, 0x979, 0x0, 0x0, 0x0, 0x7ff, 0x89, 0xfffffffffffffffb, 0x1, 0xe9d, 0xffff, 0x0, 0x0, 0x7, 0x5, 0x0, 0x0, 0x3ff, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, @perf_config_ext, 0x20, 0x2, 0x0, 0x0, 0x0, 0xad8, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="baa100b000eef36cba2100ec66b9800000c00f326635001000000f30bad104ecc80080d267d9f8f30f1bb429000f20c06635200000000f22c067f3af", 0x3c}], 0x1, 0x0, &(0x7f0000000100), 0x0) ioctl$KVM_CREATE_IRQCHIP(r3, 0xae60) r5 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) ioctl$KVM_SET_TSS_ADDR(r3, 0xae47, 0xcffd) socket$inet6_dccp(0xa, 0x6, 0x0) getxattr(&(0x7f0000000040)='./file0\x00', &(0x7f0000000280)=@known='com.apple.FinderInfo\x00', &(0x7f0000000240)=""/25, 0x19) syz_kvm_setup_cpu$x86(r4, r4, &(0x7f0000003000/0x18000)=nil, &(0x7f0000000500)=[@text16={0x10, &(0x7f00000004c0)="0f013f660f113267360f0158b30fc76d07ba4000ed0f01c8baf80c66b80e81418366efbafc0cb84816ef652e0f01c80f05f30f214a", 0x35}], 0x1, 0x25, &(0x7f0000000540)=[@flags={0x3, 0x800}, @flags={0x3, 0x4000}], 0x2) ioctl$KVM_RUN(r5, 0xae80, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r3, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_RUN(r4, 0xae80, 0x0) 2018/04/03 20:55:40 executing program 1: syz_emit_ethernet(0x2bb, &(0x7f00000002c0)={@link_local={0x1, 0x80, 0xc2}, @link_local={0x1, 0x80, 0xc2}, [], {@ipv6={0x86dd, {0x0, 0x6, "8fc992", 0x285, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, @local={0xfe, 0x80, [], 0xaa}, {[@hopopts={0x0, 0xb, [], [@pad1={0x0, 0x1}, @calipso={0x7, 0x48, {0x0, 0x10, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, @jumbo={0xc2, 0x4}, @jumbo={0xc2, 0x4}, @padn={0x1, 0x1, [0x0]}]}], @gre={{0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x880b, 0x26, 0x0, [], "b0c42345a38be319e675e18caa72fc4b59a9d22aca6da2163e7cb558f2ee2d7f5e3538db944e"}, {0x9, 0x0, 0x7, 0x2f, 0x0, 0x0, 0x800, [], "6ce4ca720b0a3ceb1fd95ba6df1824d8b7c4747d8f91fd2595974fc834fcaf73b51e5f7e02ee36790f42949b1bbfa642082578b17ccc5b2b984f77d25c4f5af76a4ba5d2a8659ddc6345876c82e5549d3ff1b2a906811b3d240f93156c6ea816f438480df12d80dc1b6ff321bbb00250a733b88de60757c3e08eaf6b04714b07c45309766bbf7c31806e0bf0e497aead68ac43e7ab0ed9a700d144f35f610108434448f4f67e97cee54afd68eb25c69c7acd3e036090a3ee8a93a6c152d11009270950"}, {0xbd0, 0x0, 0x0, 0x7fff, 0x0, 0x0, 0x86dd, [0x6], "89860a6220ddd0752c3f0900a759f8206e3add0c67abe402755b93e7546cdc4ce162cc1e11f1332151ee14c1af5058565edbca0412be4a9e039588f16815863b1f42f2878b0d329f3c2990ec61e12123e321b076572b7ca9d0184079d258ed535571e6e72ed5818529e72e3b071882755f89425954d791e34c64f344343a697e39ebbf85cdd0b4e251aab6de62705a59ff6ae89ad33a43fb86e0"}, {0x8, 0x88be, 0x2, {{0x9f, 0x1, 0x5, 0x7ff, 0x1, 0x40, 0x1, 0x2}, 0x1, 0x80000001}}, {0x8, 0x22eb, 0x2, {{0x6, 0x2, 0x9, 0x1, 0x3, 0xfffffffffffffffd, 0x47}, 0x2, 0x4, 0x9, 0x101, 0x401, 0x80000001, 0x8, 0x7, 0x4, 0xffffffffffffc7ec}}, {0x8, 0x6558, 0x4, "76892190c6a0eda197a3cbe79e52f784c0ee0699045f2f1bb6ae6eadc43132704fc7b8ce95f3f9a02295247e31fe097df8e5fcbab6cf8337615fd609684558fc0705501c0e20846d0c46a566aa4186b1d75a9c94"}}}}}}}, 0x0) r0 = semget$private(0x0, 0x3, 0x480) stat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0}) lstat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) lstat(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}) pipe(&(0x7f0000000640)={0xffffffffffffffff}) accept4$netrom(r4, 0x0, &(0x7f0000000680), 0x80000) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r4, 0x111, 0x3, 0x1, 0x4) getresgid(&(0x7f0000000240), &(0x7f0000000280), &(0x7f0000000580)=0x0) semctl$IPC_SET(r0, 0x0, 0x1, &(0x7f00000005c0)={{0x7, r1, r2, r3, r5, 0x1, 0xb4a}, 0x1, 0xff, 0x100}) 2018/04/03 20:55:40 executing program 2 (fault-call:4 fault-nth:38): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 276.939099] FAULT_INJECTION: forcing a failure. [ 276.939099] name failslab, interval 1, probability 0, space 0, times 0 [ 276.950417] CPU: 0 PID: 19409 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 276.957430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.966786] Call Trace: [ 276.969381] dump_stack+0x1a7/0x27d [ 276.973022] ? arch_local_irq_restore+0x53/0x53 [ 276.977717] should_fail+0x914/0xae0 [ 276.981443] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:41 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000017000)='/dev/kvm\x00', 0x0, 0x0) r1 = getpgrp(0xffffffffffffffff) ioprio_get$pid(0x3, r1) ioctl$KVM_SET_BOOT_CPU_ID(r0, 0xae78, &(0x7f00000000c0)=0x2) r2 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r3 = eventfd2(0x0, 0x0) ioctl$KVM_IRQFD(r2, 0x4020ae76, &(0x7f0000358fe0)={r3}) ioctl$ASHMEM_SET_SIZE(0xffffffffffffffff, 0x40087703, 0x7fffffff) perf_event_open(&(0x7f0000220000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x64f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$eventfd(r3, &(0x7f0000000080), 0x8) socket$inet6(0xa, 0x2, 0x96) setsockopt$inet6_MCAST_JOIN_GROUP(r3, 0x29, 0x2a, &(0x7f0000000100)={0x200000000000000, {{0xa, 0x4e20, 0x17d3, @dev={0xfe, 0x80, [], 0xd}, 0x80}}}, 0x88) [ 276.986552] ? trace_event_raw_event_lock+0x340/0x340 [ 276.991755] ? rb_first_postorder+0xa0/0xa0 [ 276.996091] ? trace_event_raw_event_lock+0x340/0x340 [ 277.001298] ? trace_hardirqs_off+0x10/0x10 [ 277.005626] ? find_held_lock+0x35/0x1d0 [ 277.009684] ? __lock_is_held+0xb6/0x140 [ 277.013750] ? check_same_owner+0x320/0x320 [ 277.018065] ? rcu_note_context_switch+0x710/0x710 [ 277.022991] should_failslab+0xec/0x120 [ 277.026955] __kmalloc_track_caller+0x5f/0x760 [ 277.031520] ? kstrdup_const+0x39/0x50 [ 277.035391] kstrdup+0x39/0x70 [ 277.038566] kstrdup_const+0x39/0x50 [ 277.042261] __kernfs_new_node+0xa9/0x580 [ 277.046394] ? kernfs_dop_revalidate+0x380/0x380 [ 277.051139] ? snprintf+0xc0/0xf0 [ 277.054574] ? vsprintf+0x40/0x40 [ 277.058009] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 277.062924] ? cgroup_file_name+0x1d0/0x1d0 [ 277.067229] kernfs_new_node+0x80/0xf0 [ 277.071099] __kernfs_create_file+0x4b/0x320 [ 277.075493] cgroup_addrm_files+0x3c5/0xa70 [ 277.079804] ? cgroup_file_write+0x710/0x710 [ 277.084197] ? cpu_cgroup_css_alloc+0x30/0x30 [ 277.088688] ? __lock_is_held+0xb6/0x140 [ 277.092738] ? kasan_check_write+0x14/0x20 [ 277.096951] ? online_css+0x241/0x300 [ 277.100738] css_populate_dir+0x198/0x420 [ 277.104870] cgroup_apply_control_enable+0x390/0xbc0 [ 277.109961] ? cgroup_propagate_control+0x570/0x570 [ 277.114965] ? css_populate_dir+0x289/0x420 [ 277.119270] cgroup_mkdir+0x56f/0xfd0 [ 277.123051] ? __lock_is_held+0xb6/0x140 [ 277.127098] ? cgroup_destroy_locked+0x750/0x750 [ 277.131835] ? rcu_read_lock_sched_held+0x108/0x120 [ 277.136833] ? kmem_cache_free+0x258/0x2a0 [ 277.141053] ? set_nlink+0x95/0x120 [ 277.144663] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 277.149575] ? kasan_check_write+0x14/0x20 [ 277.153790] ? kernfs_get_active+0xb7/0xf0 [ 277.158005] ? cgroup_destroy_locked+0x750/0x750 [ 277.162749] kernfs_iop_mkdir+0x153/0x1e0 [ 277.166880] vfs_mkdir+0x390/0x600 [ 277.170407] do_mkdirat+0x224/0x2b0 [ 277.174026] ? SyS_mknod+0x40/0x40 [ 277.177549] ? ksys_mount+0xd4/0x120 [ 277.181243] ? do_syscall_64+0xb7/0x940 [ 277.185201] SyS_mkdir+0x22/0x30 [ 277.188545] ? SyS_mkdirat+0x30/0x30 [ 277.192240] do_syscall_64+0x281/0x940 [ 277.196105] ? vmalloc_sync_all+0x30/0x30 [ 277.200233] ? finish_task_switch+0x1b9/0x970 [ 277.204706] ? finish_task_switch+0x17a/0x970 [ 277.209183] ? syscall_return_slowpath+0x550/0x550 [ 277.214095] ? syscall_return_slowpath+0x2ac/0x550 [ 277.219005] ? prepare_exit_to_usermode+0x350/0x350 [ 277.224011] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 277.229363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.234191] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 277.239358] RIP: 0033:0x4552d9 [ 277.242529] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 277.250220] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 277.257468] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 277.264717] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 277.271966] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 277.279216] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000026 2018/04/03 20:55:41 executing program 7: r0 = syz_open_dev$binder(&(0x7f0000000000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = syz_open_dev$binder(&(0x7f0000000040)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x4, 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="04630440"], 0x0, 0x0, &(0x7f0000002000)}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f000000dfd0)={0x8, 0x0, &(0x7f0000000080)=[@increfs={0x40046304}], 0x0, 0x0, &(0x7f0000008f37)}) [ 277.286736] cgroup: cgroup_addrm_files: failed to add max, err=-12 [ 277.309861] IPVS: stopping master sync thread 19428 ... [ 277.315785] IPVS: sync thread started: state = MASTER, mcast_ifn = gre0, syncid = 0, id = 0 2018/04/03 20:55:41 executing program 4: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x80040, 0x0) getsockopt$bt_BT_SNDMTU(r0, 0x112, 0xc, &(0x7f00000000c0)=0x4, &(0x7f0000000100)=0x2) perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) socket$nl_xfrm(0x10, 0x3, 0x6) setsockopt$sock_void(r1, 0x1, 0x1b, 0x0, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20104000}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=ANY=[@ANYBLOB="b80000002100015d4743becba3020000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000800000000000bb00000000000000000000000000000000000000000000000000000000ffffffff000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000c0010000000000000000000"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:41 executing program 2 (fault-call:4 fault-nth:39): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:41 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000000)={0x0, 0x8d, "fa3cd0ed8baf9e7f1fa1a68e2431ddabf7b3bab1842f16f998a6516d2b54865245e948331fb61bed243d88fde69f65570a1df0cf023468ca9b05cdab613ce6770e610da029fecf946bc756fd195baedea5ecbd2de1d5c6674c022e953e8890aeffa2d2b390a544751e827040ecc3afc543df0d165ecdb2cb0cdbb99897b95c0ca8577c0f173de0a0d145e2a016"}, &(0x7f00000000c0)=0x95) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000100)={r1, 0xb8, 0x700000, 0x0, 0x2, 0x7f}, &(0x7f0000000140)=0x14) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:41 executing program 5: mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000240)='/dev/ppp\x00', 0x101000, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000640)={'filter\x00', 0x0, 0x4, 0xf7, [], 0x4, &(0x7f00000004c0)=[{}, {}, {}, {}], &(0x7f0000000540)=""/247}, &(0x7f00000003c0)=0x78) r1 = userfaultfd(0x0) bind$llc(r0, &(0x7f0000000440)={0x1a, 0xffff, 0x5, 0x133, 0x4, 0x5, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x15}}, 0x10) syz_open_dev$vcsa(&(0x7f0000000180)='/dev/vcsa#\x00', 0x0, 0x0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000e4c000)={0xaa}) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000043fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = creat(&(0x7f0000000000)='./control/file0\x00', 0x0) write$sndseq(r2, &(0x7f0000011fd2)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @time=@time={0x77359400}}], 0x30) mount(&(0x7f0000000040)='./control\x00', &(0x7f0000000080)='./control\x00', &(0x7f0000000100)='xfs\x00', 0x21000, &(0x7f00000001c0)) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f00000001c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="603d79578ba5636c71a51068907c1830429bbdb66f68ea61c5de0472fde6005401466c6e8b0c53d3f744acb59ad8e77d7106a70b43"], &(0x7f0000000480)=0x2) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x3, 0x5, 0x3, 0x0, {0x0, @in6={{0xa, 0x0, 0x0, @loopback={0x0, 0x1}}}}}, &(0x7f0000000340)=0xb0) setsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f0000000780)=0x100, 0x2) unlink(&(0x7f00000000c0)='./control/file0\x00') setxattr(&(0x7f00000006c0)='./control\x00', &(0x7f0000000700)=@known='com.apple.system.Security\x00', &(0x7f0000000740)='+&*:[system\'wlan1-:lo\x00', 0x16, 0x2) rmdir(&(0x7f0000000400)='./control\x00') unlink(&(0x7f0000000140)='./control/file0\x00') close(r1) [ 277.409998] binder: BINDER_SET_CONTEXT_MGR already set [ 277.428265] IPVS: stopping master sync thread 19444 ... [ 277.428539] IPVS: sync thread started: state = MASTER, mcast_ifn = gre0, syncid = 0, id = 0 [ 277.445172] binder: 19439:19440 ioctl 40046207 0 returned -16 [ 277.493208] irq bypass consumer (token 00000000eae5d494) registration fails: -16 2018/04/03 20:55:41 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:41 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$alg(r0, &(0x7f000001f000)={0x26, 'aead\x00', 0x0, 0x0, 'authencesn(sha3-224-generic,cbc-camellia-asm)\x00'}, 0x58) r2 = dup3(r1, r1, 0x0) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r2, 0x12, 0x2, &(0x7f0000000400)=""/55, &(0x7f0000000440)=0x37) [ 277.678565] FAULT_INJECTION: forcing a failure. [ 277.678565] name failslab, interval 1, probability 0, space 0, times 0 [ 277.689985] CPU: 1 PID: 19478 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 277.697370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.706710] Call Trace: [ 277.709279] dump_stack+0x1a7/0x27d [ 277.712888] ? arch_local_irq_restore+0x53/0x53 [ 277.717544] should_fail+0x914/0xae0 [ 277.721237] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 277.726316] ? trace_event_raw_event_lock+0x340/0x340 [ 277.731486] ? rb_first_postorder+0xa0/0xa0 [ 277.735788] ? trace_event_raw_event_lock+0x340/0x340 [ 277.740959] ? trace_hardirqs_off+0x10/0x10 [ 277.745256] ? find_held_lock+0x35/0x1d0 [ 277.749298] ? __lock_is_held+0xb6/0x140 [ 277.753343] ? check_same_owner+0x320/0x320 [ 277.757642] ? rcu_note_context_switch+0x710/0x710 [ 277.762554] should_failslab+0xec/0x120 [ 277.766504] __kmalloc_track_caller+0x5f/0x760 [ 277.771069] ? kstrdup_const+0x39/0x50 [ 277.774933] kstrdup+0x39/0x70 [ 277.778104] kstrdup_const+0x39/0x50 [ 277.781797] __kernfs_new_node+0xa9/0x580 [ 277.785923] ? kernfs_dop_revalidate+0x380/0x380 [ 277.790661] ? snprintf+0xc0/0xf0 [ 277.794091] ? vsprintf+0x40/0x40 [ 277.797522] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 277.802434] ? cgroup_file_name+0x1d0/0x1d0 [ 277.806733] kernfs_new_node+0x80/0xf0 [ 277.810598] __kernfs_create_file+0x4b/0x320 [ 277.814989] cgroup_addrm_files+0x3c5/0xa70 [ 277.819301] ? cgroup_file_write+0x710/0x710 [ 277.823689] ? cpu_cgroup_css_alloc+0x30/0x30 [ 277.828172] ? __lock_is_held+0xb6/0x140 [ 277.832216] ? kasan_check_write+0x14/0x20 [ 277.836429] ? online_css+0x241/0x300 [ 277.840208] css_populate_dir+0x198/0x420 [ 277.844338] cgroup_apply_control_enable+0x390/0xbc0 [ 277.849424] ? cgroup_propagate_control+0x570/0x570 [ 277.854422] ? css_populate_dir+0x289/0x420 [ 277.858722] cgroup_mkdir+0x56f/0xfd0 [ 277.862502] ? __lock_is_held+0xb6/0x140 [ 277.866544] ? cgroup_destroy_locked+0x750/0x750 [ 277.871275] ? rcu_read_lock_sched_held+0x108/0x120 [ 277.876266] ? kmem_cache_free+0x258/0x2a0 [ 277.880481] ? set_nlink+0x95/0x120 [ 277.884087] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 277.888991] ? kasan_check_write+0x14/0x20 [ 277.893207] ? kernfs_get_active+0xb7/0xf0 [ 277.897416] ? cgroup_destroy_locked+0x750/0x750 [ 277.902151] kernfs_iop_mkdir+0x153/0x1e0 [ 277.906279] vfs_mkdir+0x390/0x600 [ 277.909796] do_mkdirat+0x224/0x2b0 [ 277.913400] ? SyS_mknod+0x40/0x40 [ 277.916922] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 277.922436] ? do_syscall_64+0xb7/0x940 [ 277.926388] SyS_mkdir+0x22/0x30 [ 277.929727] ? SyS_mkdirat+0x30/0x30 [ 277.933417] do_syscall_64+0x281/0x940 [ 277.937278] ? vmalloc_sync_all+0x30/0x30 [ 277.941402] ? finish_task_switch+0x1b9/0x970 [ 277.945870] ? finish_task_switch+0x17a/0x970 [ 277.950344] ? syscall_return_slowpath+0x550/0x550 [ 277.955248] ? syscall_return_slowpath+0x2ac/0x550 [ 277.960156] ? prepare_exit_to_usermode+0x350/0x350 [ 277.965150] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 277.970490] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 277.975310] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 277.980477] RIP: 0033:0x4552d9 [ 277.983642] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 277.991327] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 277.998570] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 278.005813] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 278.013058] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 278.020304] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000027 [ 278.028982] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/04/03 20:55:42 executing program 7: r0 = syz_open_dev$sndpcmc(&(0x7f00000000c0)='/dev/snd/pcmC#D#c\x00', 0x4d, 0x80002) ioctl(r0, 0x2, &(0x7f0000000100)="d729966b29b8c2ab7ccbf9e0b4a83f844ab23500d2000000d187b71919546627cc0003") ioctl$KIOCSOUND(r0, 0x4b2f, 0x1c0000000000) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r0, 0x12, 0x2, &(0x7f0000000280)=""/101, &(0x7f0000000300)=0x65) openat$cgroup_ro(r0, &(0x7f0000000240)='cpuacct.stat\x00', 0x0, 0x0) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000140)="989eba34de3d705672b583d452ae9ae928ab0805ba5013246cfa39fce1107b32cfc7afe65513f6bca2875de6a313f340694040b8b2ca5193b3328c3702c9dce11454aad48e12ad31a924a7bc3378ef6d9983ba491552840be93b7098f451993a85579c4dd54aab27e867a1c503f5d66ef10dc2b28ec27f3c3e1a5b055ca20e962d191dded4bac15a053edfb766d6cef4c5a46fb691ab2ccb8b3b0b351b16f8153346f0f477e7a5fedff249996ba68656267ee6a6c23b1f437cc3776667727361be45b0043a1555cc0f19d09d5ebb9475b6") setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f0000000000)={0x801, {{0x2, 0x4e23}}}, 0x88) 2018/04/03 20:55:42 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000fcbff7)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter\x00', 0x20000, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f00000000c0)={0x0, 0x80, 0x8, [0x100, 0x10001, 0x2, 0x8, 0x193, 0x1, 0x2, 0x2]}, &(0x7f0000000100)=0x18) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000140)={r3, 0x1, 0x3, [0x9, 0x2c7, 0xffff]}, 0xe) ioctl$DRM_IOCTL_GET_MAP(r2, 0xc0286404, &(0x7f0000000180)={&(0x7f0000ff9000/0x4000)=nil, 0x2, 0x5, 0x0, &(0x7f0000ff9000/0x1000)=nil, 0x3}) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) bind$nfc_llcp(r2, &(0x7f0000000240)={0x27, 0x1, 0x2, 0x5, 0x7fba, 0x401, "232b7d74811a36d1505ba904bd45a03f39d698fa4df6bb7595758c065f4011ad5717f830e802657359a76e6b57785ee55d966e999d7f18381c1e3e103650b4", 0x18}, 0xffffffffffffff77) getsockopt$bt_BT_SECURITY(r2, 0x112, 0x4, &(0x7f00000001c0), 0xfffffffffffffff0) ioctl$KVM_SET_MP_STATE(r4, 0x4004ae99, &(0x7f0000fc2000)=0x3) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r2, 0x80045301, &(0x7f0000000200)) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000)='/dev/rfkill\x00', 0x0, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_RUN(r4, 0xae80, 0x0) ioctl$KVM_SET_CLOCK(r1, 0x4030ae7b, &(0x7f0000000040)) 2018/04/03 20:55:42 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:42 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00') r1 = socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000000180)) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000fffffff7000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000c0010000000000000000000"], 0xb8}, 0x1}, 0x0) r2 = syz_open_dev$dmmidi(&(0x7f00000000c0)='/dev/dmmidi#\x00', 0x5, 0x0) ioctl$TUNSETVNETHDRSZ(r2, 0x400454d8, &(0x7f0000000100)=0x7ff) 2018/04/03 20:55:42 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchdir(r0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r1, &(0x7f0000000000)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="140000000701ffff000000000000000000000000aef74316d5e3b86d2b90a25c807f5a776001ae26c381143feaca63764ffa3a02cd5f826f50a773c5c6bf6f2d401f60c58b9e9fefb04da436882426332686a728f603a60a764ae7963015fabaee1b57d9688f719724bcedbada870d02e0bdb0108be17fff0288260c8b31684dbca66b20a0c9914c8d3ff4f5dc"], 0x14}, 0x1}, 0x0) 2018/04/03 20:55:42 executing program 2 (fault-call:4 fault-nth:40): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:42 executing program 0: mkdir(&(0x7f0000f4eff8)='./file0\x00', 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x1, 0x1) r0 = open(&(0x7f0000000080)='./file0\x00', 0xf0640, 0x20) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f00000000c0), &(0x7f0000000100)=0x4) mkdir(&(0x7f0000024ff0)='./file0/control\x00', 0x0) syz_fuse_mount(&(0x7f0000000140)='./file0/control\x00', 0x4, 0x0, 0x0, 0x1, 0x800401) 2018/04/03 20:55:42 executing program 5: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = memfd_create(&(0x7f0000000040)="6d643573756d25ed6d696d655f7479706500", 0x1) getpeername$netrom(r1, &(0x7f00000013c0), &(0x7f0000001400)=0x10) sendmsg$unix(r1, &(0x7f0000001280)={&(0x7f0000000080)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000001240)=[{&(0x7f0000000100)="1f581eefbe7017e121757a985b1ba32de2a6e6f840e357988a6c7aa0ad6aa81b424195ffb02d0085290921dd3d32f63eccfdd3e73b9581ce6ef3e7a13c8fa1685ea93724dde8df197647f50046a53c83ae79a9d7c259529e67502cf2023f72dc7d85f95a82e8370098f244bcee27096d8d145a", 0x73}, {&(0x7f0000000180)="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", 0x1000}, {&(0x7f0000001180)="eab79ff5e84edc04bb948198ca926fabc739bbfba21849357ce11e650a2167edf5ede213afeaeb14ac57eb5e5064ed1cb76427854d", 0x35}, {&(0x7f00000011c0)="191e28e84606f442cc6fa3da90b11217b89fdc9ed744c45c5514167960c53b788b20928de2bec10d7d8574e5e5d7b8948be9c54c6a50bd02f2384225d632128d6d70efce7e359e9aecdcccd960183bb4d1691475b6d86c734db090d4273a935bf5", 0x61}], 0x4}, 0x4000000) ioctl$TUNGETIFF(r1, 0x800454d2, &(0x7f0000001380)) perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, r0, 0x0) r2 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, r0, 0x0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f00000012c0)=0x0) fcntl$setownex(r2, 0xf, &(0x7f0000001300)={0x2, r3}) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000001340)='/proc/sys/net/ipv4/vs/sync_threshold\x00', 0x2, 0x0) ioctl$PERF_EVENT_IOC_DISABLE(r0, 0x2401, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r4, 0x84, 0x6c, &(0x7f0000001440)={0x0, 0x99, "5d38547e454745ef745aa63f6dae18554c99a563d237a530d26aa6e137b1ae64e9565ef1bb008d0347a9bc196dc2f20797787270fde6b422b04ef47f831b3d34e5a005f98b819fc1038f0b7ebf1e4553ad8bec41529828308f983f3f6460edf9f361e3ccb1da5ad06fde86a5d586510819f08bb785f001a2686257621628c8e269afcffda44663a4d090cc8f3f2611448ea9a2cf7bc356bbb6"}, &(0x7f0000001500)=0xa1) setsockopt$inet_sctp_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000001540)={r5, 0x6, 0xf3, "210e48454b67e2b07db004de34d84942f14e376e9a63e93efc10bf49243082369257c82846cd837b8db8daba10415756ecc7d88c2c413290160ff38bb50f1f43a1e383440020429d7baf5c1f5a149419033ca9dc7524bf7f50769a51cafdab0fc62064f7286455ac71267080c70f66bdb950738844b2a49ab810dfc3285c9de23bfa3e1dfe6a7d74e4013085576e24dd019c55442666e69ad6a1222ae0a5eecbb99c8ab13b168b16354728eea91a75eff97d56ecb1d53fd12fa8fab5c14dd03eb451c4b6763c50c82577e61b441ff46f91bef45277791316cc12f7cfda5268706d2311f3a57adde3b5174c4277c37fb341ba14"}, 0xfb) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x2400, 0x1ff) [ 278.527980] FAULT_INJECTION: forcing a failure. [ 278.527980] name failslab, interval 1, probability 0, space 0, times 0 [ 278.539657] CPU: 1 PID: 19492 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 278.546671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.556017] Call Trace: [ 278.558607] dump_stack+0x1a7/0x27d [ 278.562238] ? arch_local_irq_restore+0x53/0x53 [ 278.566916] should_fail+0x914/0xae0 [ 278.570624] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 278.575714] ? trace_hardirqs_off+0x10/0x10 [ 278.580031] ? find_held_lock+0x35/0x1d0 [ 278.584080] ? __lock_is_held+0xb6/0x140 [ 278.588132] ? check_same_owner+0x320/0x320 [ 278.592442] ? rcu_note_context_switch+0x710/0x710 [ 278.597355] should_failslab+0xec/0x120 [ 278.601308] kmem_cache_alloc_trace+0x4b/0x740 [ 278.605881] blkcg_css_alloc+0xc8/0x6b0 [ 278.609837] ? blkcg_deactivate_policy+0x430/0x430 [ 278.614751] ? __lock_is_held+0xb6/0x140 [ 278.618804] cgroup_apply_control_enable+0x44d/0xbc0 [ 278.623894] ? cgroup_propagate_control+0x570/0x570 [ 278.628899] ? css_populate_dir+0x289/0x420 [ 278.633201] cgroup_mkdir+0x56f/0xfd0 [ 278.636979] ? __lock_is_held+0xb6/0x140 [ 278.641035] ? cgroup_destroy_locked+0x750/0x750 [ 278.645774] ? rcu_read_lock_sched_held+0x108/0x120 [ 278.650768] ? kmem_cache_free+0x258/0x2a0 [ 278.654983] ? set_nlink+0x95/0x120 [ 278.658590] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 278.663502] ? kasan_check_write+0x14/0x20 [ 278.667714] ? kernfs_get_active+0xb7/0xf0 [ 278.671926] ? cgroup_destroy_locked+0x750/0x750 [ 278.676661] kernfs_iop_mkdir+0x153/0x1e0 [ 278.680794] vfs_mkdir+0x390/0x600 [ 278.684317] do_mkdirat+0x224/0x2b0 [ 278.687930] ? SyS_mknod+0x40/0x40 [ 278.691453] ? ksys_mount+0xd4/0x120 [ 278.695145] ? do_syscall_64+0xb7/0x940 [ 278.699103] SyS_mkdir+0x22/0x30 [ 278.702446] ? SyS_mkdirat+0x30/0x30 [ 278.706136] do_syscall_64+0x281/0x940 [ 278.710000] ? vmalloc_sync_all+0x30/0x30 [ 278.714135] ? finish_task_switch+0x1b9/0x970 [ 278.718605] ? finish_task_switch+0x17a/0x970 [ 278.723079] ? syscall_return_slowpath+0x550/0x550 [ 278.727988] ? syscall_return_slowpath+0x2ac/0x550 [ 278.732900] ? prepare_exit_to_usermode+0x350/0x350 [ 278.737896] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 278.743243] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.748071] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 278.753241] RIP: 0033:0x4552d9 [ 278.756411] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 278.764111] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 278.771362] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 2018/04/03 20:55:42 executing program 7: perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$can_raw(0x1d, 0x3, 0x1) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002fe8)={0xaa, 0x1}) readv(r0, &(0x7f00000004c0)=[{&(0x7f0000000480)=""/59, 0x3b}], 0x1) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000fe0)={{&(0x7f0000013000/0xe000)=nil, 0xe000}, 0x1}) pselect6(0x3a, &(0x7f0000011fc0), &(0x7f0000011000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x81}, &(0x7f0000003000)={0x0, 0x5}, &(0x7f0000013000), &(0x7f0000001ff8)={&(0x7f00000000c0), 0x193}) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c0ff0)={&(0x7f0000011000/0x3000)=nil, 0x3000}) sched_getaffinity(0x0, 0x8, &(0x7f0000000040)) 2018/04/03 20:55:42 executing program 6: r0 = syz_open_dev$sndpcmc(&(0x7f00000001c0)='/dev/snd/pcmC#D#c\x00', 0x3f, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') sendmsg$IPVS_CMD_SET_SERVICE(r0, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000001}, 0xc, &(0x7f0000000340)={&(0x7f0000000700)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="020026bd7000ffdbdf2502000000200001000c000700000000003f00000008000800ffffffff08000400fff800003c0002000800050005000000080005000700000008000800fdf7000008000300030000000800060004000000080009000500000008000700c02bffff180003001400020030000000000000000000000008000400000000006ffd7eec580d531280aeb60554fffb821a3e1ce40d0d1632d615921f263151a8d03f5e1ef987a97ff66789a3f79ad59d2bb3492a50ac7af1ab34bbc62c6a2225d44eac9f817d"], 0x90}, 0x1, 0x0, 0x0, 0x10}, 0x80) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x10000000004e23, 0x80000001}, 0x1c) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}, 0x43a3b896}, 0x1c) r3 = syz_open_dev$sndpcmp(&(0x7f0000000400)='/dev/snd/pcmC#D#p\x00', 0x8, 0x200000) getrlimit(0x0, &(0x7f0000000040)) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r3, 0x84, 0x6b, &(0x7f0000000440)=[@in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0xd}}, @in={0x2, 0x4e23}], 0x20) fgetxattr(r3, &(0x7f0000000080)=@known='security.selinux\x00', &(0x7f0000000100)=""/142, 0x8e) [ 278.778613] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 278.785861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 278.793110] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000028 2018/04/03 20:55:42 executing program 2 (fault-call:4 fault-nth:41): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:42 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x82000, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000700)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000140)={{{@in6=@mcast1, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@dev}}, &(0x7f0000000640)=0xfffffffffffffd82) sendmsg$nl_xfrm(r0, &(0x7f00000006c0)={&(0x7f0000000100)={0x10}, 0xc, &(0x7f00000005c0)={&(0x7f0000000300)=@expire={0x284, 0x18, 0x300, 0x70bd29, 0x25dfdbfe, {{{@in6=@ipv4={[], [0xff, 0xff], @rand_addr=0x5}, @in=@multicast2=0xe0000002, 0x4e24, 0x20, 0x4e24, 0x0, 0xa, 0x80, 0xa0, 0x3f, 0x0, r1}, {@in6=@loopback={0x0, 0x1}, 0x4d2, 0xff}, @in6=@loopback={0x0, 0x1}, {0x7, 0x6, 0x101, 0x10001, 0x8, 0x401, 0x0, 0x100000001}, {0x4, 0x5, 0x0, 0x2}, {0x1, 0x3, 0x2}, 0x70bd2b, 0x3504, 0xa, 0x1, 0x5dff, 0x80}, 0x2}, [@algo_auth={0x148, 0x1, {{'sha512-ssse3\x00'}, 0x7f8, "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"}}, @replay_esn_val={0x20, 0x17, {0x1, 0x70bd2d, 0x70bd29, 0x70bd26, 0x70bd2b, 0x2, [0x5]}}, @lifetime_val={0x24, 0x9, {0x3, 0x7fffffff, 0x6, 0x7}}]}, 0x284}, 0x1, 0x0, 0x0, 0x8000}, 0x1) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) readahead(r2, 0x36c, 0x5) r3 = openat$audio(0xffffffffffffff9c, &(0x7f00000008c0)='/dev/audio\x00', 0x0, 0x0) sendmsg$nl_xfrm(r3, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000800)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 278.964926] FAULT_INJECTION: forcing a failure. [ 278.964926] name failslab, interval 1, probability 0, space 0, times 0 [ 278.976274] CPU: 0 PID: 19523 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 278.983286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.992642] Call Trace: [ 278.995237] dump_stack+0x1a7/0x27d [ 278.998873] ? arch_local_irq_restore+0x53/0x53 [ 279.003562] should_fail+0x914/0xae0 [ 279.007286] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.012399] ? kasan_kmalloc+0xad/0xe0 [ 279.016299] ? cgroup_mkdir+0x56f/0xfd0 [ 279.020277] ? kernfs_iop_mkdir+0x153/0x1e0 [ 279.024604] ? vfs_mkdir+0x390/0x600 [ 279.028323] ? SyS_mkdir+0x22/0x30 [ 279.031870] ? do_syscall_64+0x281/0x940 [ 279.035940] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 279.041320] ? find_held_lock+0x35/0x1d0 [ 279.045399] ? __lock_is_held+0xb6/0x140 [ 279.049490] ? check_same_owner+0x320/0x320 [ 279.053830] ? rcu_note_context_switch+0x710/0x710 [ 279.058752] ? __lock_is_held+0xb6/0x140 [ 279.062801] should_failslab+0xec/0x120 [ 279.066761] kmem_cache_alloc_trace+0x4b/0x740 [ 279.071342] ? rcu_read_lock_sched_held+0x108/0x120 [ 279.076345] ? kmem_cache_alloc_trace+0x459/0x740 [ 279.081176] cfq_cpd_alloc+0x54/0x90 [ 279.084874] blkcg_css_alloc+0x165/0x6b0 [ 279.088913] ? cfqg_set_weight_device+0x40/0x40 [ 279.093571] ? blkcg_deactivate_policy+0x430/0x430 [ 279.098488] ? __lock_is_held+0xb6/0x140 [ 279.102536] cgroup_apply_control_enable+0x44d/0xbc0 [ 279.107624] ? cgroup_propagate_control+0x570/0x570 [ 279.112628] ? css_populate_dir+0x289/0x420 [ 279.116934] cgroup_mkdir+0x56f/0xfd0 [ 279.120709] ? __lock_is_held+0xb6/0x140 [ 279.124755] ? cgroup_destroy_locked+0x750/0x750 [ 279.129492] ? rcu_read_lock_sched_held+0x108/0x120 [ 279.134485] ? kmem_cache_free+0x258/0x2a0 [ 279.138699] ? set_nlink+0x95/0x120 [ 279.142306] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 279.147216] ? kasan_check_write+0x14/0x20 [ 279.151427] ? kernfs_get_active+0xb7/0xf0 [ 279.155639] ? cgroup_destroy_locked+0x750/0x750 [ 279.160373] kernfs_iop_mkdir+0x153/0x1e0 [ 279.164503] vfs_mkdir+0x390/0x600 [ 279.168044] do_mkdirat+0x224/0x2b0 [ 279.171651] ? SyS_mknod+0x40/0x40 [ 279.175173] ? ksys_mount+0xd4/0x120 [ 279.178877] ? do_syscall_64+0xb7/0x940 [ 279.182840] SyS_mkdir+0x22/0x30 [ 279.186184] ? SyS_mkdirat+0x30/0x30 [ 279.189883] do_syscall_64+0x281/0x940 [ 279.193756] ? vmalloc_sync_all+0x30/0x30 [ 279.197883] ? kasan_check_write+0x14/0x20 [ 279.202102] ? finish_task_switch+0x284/0x970 [ 279.206585] ? syscall_return_slowpath+0x550/0x550 [ 279.211490] ? syscall_return_slowpath+0x2ac/0x550 [ 279.216409] ? prepare_exit_to_usermode+0x350/0x350 [ 279.221410] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 279.226755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.231582] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 279.236760] RIP: 0033:0x4552d9 [ 279.239931] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 279.247616] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 279.254876] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 279.262131] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 279.269377] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 279.276624] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000029 2018/04/03 20:55:43 executing program 7: r0 = socket$netlink(0x10, 0x3, 0xb) io_setup(0xa3c, &(0x7f0000409000)=0x0) r2 = syz_open_dev$amidi(&(0x7f0000000400)='/dev/amidi#\x00', 0x2, 0x208000) setsockopt$bt_l2cap_L2CAP_CONNINFO(r2, 0x6, 0x2, &(0x7f0000000440)={0x337, 0x2, 0x4, 0x3}, 0x6) preadv(r0, &(0x7f00000003c0)=[{&(0x7f0000000240)=""/5, 0x5}, {&(0x7f0000000280)=""/62, 0x3e}, {&(0x7f00000002c0)=""/110, 0x6e}, {&(0x7f0000000340)=""/124, 0x7c}], 0x4, 0x0) io_submit(r1, 0x1, &(0x7f00000004c0)=[&(0x7f00002a8000)={0x0, 0x1, 0x0, 0x1, 0x0, r0, &(0x7f0000000480), 0x7f, 0x287}]) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x2000, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x8, 0x20}, &(0x7f0000000080)=0xc) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x70, &(0x7f0000000100)={r4, @in6={{0xa, 0x4e21, 0x6, @remote={0xfe, 0x80, [], 0xbb}, 0x8001}}, [0x1d1d, 0x5, 0x800, 0x80, 0x1729, 0xfb86, 0x0, 0x56, 0xffffffff00000001, 0x5, 0x0, 0x25c, 0x7f, 0x7, 0x1]}, &(0x7f0000000200)=0x100) 2018/04/03 20:55:43 executing program 0: r0 = syz_open_dev$adsp(&(0x7f00000000c0)='/dev/adsp#\x00', 0x6, 0x10000) epoll_pwait(r0, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}], 0xa, 0xffffffff, &(0x7f0000000180)={0x39}, 0x8) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r1, 0x0, 0x61, &(0x7f0000000040)={'filter\x00', 0x2}, 0x41) 2018/04/03 20:55:43 executing program 3: perf_event_open(&(0x7f0000940000)={0x2, 0x70, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x400000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000080), 0x10) r1 = socket$inet6(0xa, 0x1, 0xfffffffffffffffc) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f00000000c0)={@loopback={0x0, 0x1}, 0x400, 0x0, 0x1, 0x1, 0x2000000000000000, 0x0, 0x5}, 0xfffffedc) r2 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x0, 0x40000) ioctl$EVIOCGBITKEY(r2, 0x80404521, &(0x7f0000000100)=""/37) 2018/04/03 20:55:43 executing program 6: r0 = socket$inet6_sctp(0xa, 0x6, 0x84) r1 = syz_open_dev$admmidi(&(0x7f0000000240)='/dev/admmidi#\x00', 0x0, 0x2000) getsockopt$IP6T_SO_GET_INFO(r1, 0x29, 0x40, &(0x7f0000000280)={'raw\x00'}, &(0x7f0000000300)=0x54) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000000340)=0x8, 0x4) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r2 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_PVERSION(r2, 0x80045500, &(0x7f0000000040)=""/172) sendto(r2, &(0x7f0000000100)="a98b3bb1b92563a3433c536c6b0864347264a0e787e8cf8b6d9c3e8427b1c19e4a5e4c7a45abbcdf16c0f6a8f478894cf5d9acddd6ecc025503aa9efd5109e60809f1f4aaed49118fc0c8eb20359dd9269deb5a36e324329a25406e316f32474c86af4d2a36eb887deecf9b0debebaecc31b46bc73ef5cad35b2b908ed2dd5c1cac2459aa6eeee66fae32d8119160ac98e27f64d394c18e69f0be4bb17ace781d327fa", 0xa3, 0x800, &(0x7f00000001c0)=@in6={0xa, 0x4e22, 0x1e12, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x7}, 0x80) 2018/04/03 20:55:43 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0xa69, 0x20041) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f00000000c0)={0x200}, 0x4) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:43 executing program 5: r0 = socket$unix(0x1, 0x5, 0x0) io_setup(0x5, &(0x7f0000000040)=0x0) io_submit(r1, 0x1, &(0x7f00000015c0)=[&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000140)="d2", 0x1}]) r2 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x1010000000000, 0x141000) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r2, 0x28, 0x6, &(0x7f00000000c0)={0x77359400}, 0x10) 2018/04/03 20:55:43 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) unshare(0x20000) r1 = syz_open_procfs(0x0, &(0x7f0000044000)='ns/mnt\x00') setns(r1, 0x0) unshare(0x0) clone(0x30020100, &(0x7f00002c9000), &(0x7f0000d70ffc), &(0x7f00001cc000), &(0x7f0000154000)) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r1, 0xc08c5332, &(0x7f00000001c0)={0x800, 0x8, 0x6, 'queue1\x00', 0x6f}) ioctl$KVM_CREATE_DEVICE(r1, 0xc00caee0, &(0x7f0000000040)={0x3, r0, 0x1}) getgid() getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0xc) getsockopt$IPT_SO_GET_INFO(r1, 0x0, 0x40, &(0x7f0000000080)={'security\x00'}, &(0x7f0000000280)=0x54) fcntl$setownex(r0, 0xf, &(0x7f0000000180)={0x2, r2}) socket$inet6(0xa, 0x800, 0xc0000000000) ioctl$KDMKTONE(r1, 0x4b30, 0x101) 2018/04/03 20:55:43 executing program 2 (fault-call:4 fault-nth:42): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 279.546408] FAULT_INJECTION: forcing a failure. [ 279.546408] name failslab, interval 1, probability 0, space 0, times 0 [ 279.557709] CPU: 1 PID: 19552 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 279.564715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.574048] Call Trace: [ 279.576615] dump_stack+0x1a7/0x27d [ 279.580223] ? arch_local_irq_restore+0x53/0x53 [ 279.584883] should_fail+0x914/0xae0 [ 279.588579] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 279.593675] ? find_held_lock+0x35/0x1d0 [ 279.597721] ? __lock_is_held+0xb6/0x140 [ 279.601774] ? check_same_owner+0x320/0x320 [ 279.606076] ? rcu_report_exp_cpu_mult+0x480/0x480 [ 279.610986] ? rcu_note_context_switch+0x710/0x710 [ 279.615902] should_failslab+0xec/0x120 [ 279.619857] __kmalloc_track_caller+0x5f/0x760 [ 279.624422] ? kstrdup_const+0x39/0x50 [ 279.628291] kstrdup+0x39/0x70 [ 279.631464] kstrdup_const+0x39/0x50 [ 279.635159] __kernfs_new_node+0xa9/0x580 [ 279.639287] ? kernfs_dop_revalidate+0x380/0x380 [ 279.644028] ? delete_node+0x2db/0xbc0 [ 279.647900] ? snprintf+0xc0/0xf0 [ 279.651331] ? vsprintf+0x40/0x40 [ 279.654766] ? trace_event_raw_event_lock+0x340/0x340 [ 279.659937] kernfs_new_node+0x80/0xf0 [ 279.663806] __kernfs_create_file+0x4b/0x320 [ 279.668198] cgroup_addrm_files+0x3c5/0xa70 [ 279.672511] ? cgroup_file_write+0x710/0x710 [ 279.676908] ? cgroup_idr_replace+0x3f/0x50 [ 279.681210] ? __lock_is_held+0xb6/0x140 [ 279.685258] ? kasan_check_write+0x14/0x20 [ 279.689472] ? online_css+0x241/0x300 [ 279.693691] css_populate_dir+0x198/0x420 [ 279.697834] cgroup_apply_control_enable+0x390/0xbc0 [ 279.702926] ? cgroup_propagate_control+0x570/0x570 [ 279.707926] ? css_populate_dir+0x289/0x420 [ 279.712229] cgroup_mkdir+0x56f/0xfd0 [ 279.716009] ? __lock_is_held+0xb6/0x140 [ 279.720058] ? cgroup_destroy_locked+0x750/0x750 [ 279.724792] ? rcu_read_lock_sched_held+0x108/0x120 [ 279.729790] ? kmem_cache_free+0x258/0x2a0 [ 279.734006] ? set_nlink+0x95/0x120 [ 279.737618] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 279.742527] ? kasan_check_write+0x14/0x20 [ 279.746742] ? kernfs_get_active+0xb7/0xf0 [ 279.750954] ? cgroup_destroy_locked+0x750/0x750 [ 279.755691] kernfs_iop_mkdir+0x153/0x1e0 [ 279.759820] vfs_mkdir+0x390/0x600 [ 279.763340] do_mkdirat+0x224/0x2b0 [ 279.766949] ? SyS_mknod+0x40/0x40 [ 279.770469] ? ksys_mount+0xd4/0x120 [ 279.774161] ? do_syscall_64+0xb7/0x940 [ 279.778114] SyS_mkdir+0x22/0x30 [ 279.781458] ? SyS_mkdirat+0x30/0x30 [ 279.785149] do_syscall_64+0x281/0x940 [ 279.789020] ? vmalloc_sync_all+0x30/0x30 [ 279.793148] ? finish_task_switch+0x1b9/0x970 [ 279.797617] ? finish_task_switch+0x17a/0x970 [ 279.802088] ? syscall_return_slowpath+0x550/0x550 [ 279.806999] ? syscall_return_slowpath+0x2ac/0x550 [ 279.811911] ? prepare_exit_to_usermode+0x350/0x350 [ 279.816906] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 279.822252] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 279.827076] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 279.832245] RIP: 0033:0x4552d9 [ 279.835412] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 2018/04/03 20:55:43 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 279.843102] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 279.850348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 279.857593] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 279.864845] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 279.872094] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002a [ 279.879598] cgroup: cgroup_addrm_files: failed to add stat, err=-12 2018/04/03 20:55:43 executing program 7: r0 = socket$netlink(0xa, 0x5, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f00000000c0)={0x0, {{0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}}, 0x88) ioctl$sock_SIOCGIFINDEX(r0, 0x890b, &(0x7f0000000080)={"040072d9d9cda2000008fdcbcfc38100"}) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000000)=0x0) r2 = getpid() rt_tgsigqueueinfo(r1, r2, 0x2b, &(0x7f0000000040)={0x15, 0x200, 0x20, 0x2000000}) 2018/04/03 20:55:43 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000000040)) mmap(&(0x7f0000000000/0x8b000)=nil, 0x8b000, 0x4, 0x10000032, 0xffffffffffffffff, 0x0) futex(&(0x7f0000001000), 0x8c, 0x1, &(0x7f0000191000), &(0x7f0000000000), 0x0) 2018/04/03 20:55:44 executing program 2 (fault-call:4 fault-nth:43): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:44 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23, 0xfffffffffffffffc, @empty, 0x3}, 0x1c) fremovexattr(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="73656375726974792e6d05588be0b4af4c377070315e29656d306124a502fd21f30f1928a52365746830776c"]) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) ioctl$TIOCCONS(r1, 0x541d) 2018/04/03 20:55:44 executing program 3: lseek(0xffffffffffffffff, 0x0, 0x3) 2018/04/03 20:55:44 executing program 0: perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) msgrcv(0x0, &(0x7f0000000500)={0x0, ""/39}, 0x1a3, 0x0, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x0, 0x0) ioctl$TCSETSW(r0, 0x5403, &(0x7f00000000c0)={0x1, 0x5780000000000000, 0x9589, 0x1, 0x80, 0x1000, 0xebb, 0x3, 0x2, 0x2, 0x9, 0x3144fa53}) msgctl$IPC_SET(0x0, 0x1, &(0x7f00000009c0)={{}, 0xfffffffffffffff7, 0x0, 0x0, 0x0, 0x0, 0x9}) msgsnd(0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="f5"], 0x1, 0x0) [ 280.020799] FAULT_INJECTION: forcing a failure. [ 280.020799] name failslab, interval 1, probability 0, space 0, times 0 [ 280.032084] CPU: 0 PID: 19584 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 280.039098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.048459] Call Trace: [ 280.051058] dump_stack+0x1a7/0x27d [ 280.054702] ? arch_local_irq_restore+0x53/0x53 [ 280.059397] should_fail+0x914/0xae0 [ 280.063125] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 20:55:44 executing program 1: getxattr(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)=@random={'system.', 'cpusetnodev)#)\x00'}, &(0x7f0000000180)=""/4096, 0x1000) r0 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r0, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x4e20, @broadcast=0xffffffff}, 0x1}}, 0x2e) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$vnet(0xffffffffffffff9c, &(0x7f00003de000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r1, 0x40000000af01, &(0x7f0000c97ff8)) r2 = openat$audio(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/audio\x00', 0x0, 0x0) close(r2) r3 = syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) timer_create(0x7, &(0x7f0000000380)={0x0, 0x38, 0x0, @tid=0xffffffffffffffff}, &(0x7f00000003c0)=0x0) timer_settime(r4, 0x1, &(0x7f0000000400)={{0x0, 0x1c9c380}}, 0x0) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f00000004c0)=ANY=[]) ioctl$VHOST_SET_VRING_ADDR(r1, 0x4028af11, &(0x7f0000000280)={0x1, 0x0, &(0x7f0000000040)=""/254, &(0x7f0000000440)=""/119, &(0x7f00000001c0)=""/150}) ioctl$ASHMEM_SET_NAME(r2, 0x41007701, &(0x7f0000000140)='em1.ppp0@\x00') ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000300)={'dummy0\x00', 0x1}) ioctl$VHOST_NET_SET_BACKEND(r1, 0x4008af30, &(0x7f0000000340)={0x3, r2}) r5 = socket$l2tp(0x18, 0x1, 0x1) connect$l2tp(r5, &(0x7f0000003000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x4e20, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x1, 0x15}}, 0x2e) r6 = dup3(r0, r0, 0x80000) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TEMPO(r6, 0xc02c5341, &(0x7f0000001300)) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000040)="610b750f") [ 280.068233] ? kasan_kmalloc+0xad/0xe0 [ 280.072125] ? kmem_cache_alloc_trace+0x136/0x740 [ 280.076971] ? cfq_cpd_alloc+0x54/0x90 [ 280.080868] ? cgroup_apply_control_enable+0x44d/0xbc0 [ 280.086154] ? do_mkdirat+0x224/0x2b0 [ 280.089959] ? SyS_mkdir+0x22/0x30 [ 280.093502] ? do_syscall_64+0x281/0x940 [ 280.097569] ? do_syscall_64+0x281/0x940 [ 280.101635] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 280.107013] ? find_held_lock+0x35/0x1d0 [ 280.111088] ? __lock_is_held+0xb6/0x140 [ 280.115180] ? check_same_owner+0x320/0x320 2018/04/03 20:55:44 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f00000002c0)={{{@in6=@loopback, @in=@rand_addr, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@dev}}, &(0x7f0000000040)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000000c0)={0x0, 0x0}, &(0x7f0000000100)=0xc) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000003c0)=@updpolicy={0x1bc, 0x19, 0x302, 0x70bd26, 0x25dfdbfb, {{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6=@local={0xfe, 0x80, [], 0xaa}, 0x4e23, 0x0, 0x4e22, 0xffffffff00000000, 0xa, 0xa0, 0x80, 0xef, r1, r2}, {0x7f, 0x0, 0x5, 0x3ff, 0xc37e, 0x8, 0x5814, 0xca}, {0x9, 0x2a7, 0x7a, 0x40}, 0x7fff, 0x6e6bb3, 0x2, 0x0, 0x3, 0x3}, [@tmpl={0x104, 0x5, [{{@in6, 0x4d4, 0x3c}, 0xa, @in=@loopback=0x7f000001, 0x3507, 0x3, 0x1, 0x100000000, 0xe7, 0x9, 0xffff}, {{@in6=@dev={0xfe, 0x80, [], 0x17}, 0x4d2, 0xd49937110130bcd9}, 0xa, @in=@multicast2=0xe0000002, 0x3506, 0x3, 0x1, 0x80000000, 0xffff, 0x8, 0xfa5}, {{@in=@dev={0xac, 0x14, 0x14, 0x17}, 0x4d5, 0x3f}, 0xa, @in, 0x3504, 0x2, 0x3, 0x3ff, 0x1f, 0x1000, 0xfff}, {{@in6, 0x4d4, 0x6c}, 0x0, @in=@broadcast=0xffffffff, 0x3505, 0x0, 0x1, 0xfffffffffffffffe, 0x4, 0x4, 0x3f}]}]}, 0x1bc}, 0x1}, 0x0) 2018/04/03 20:55:44 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x8000000010) sendmsg$nl_generic(r0, &(0x7f0000005000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f0000015ff0)={&(0x7f000062d000)=ANY=[@ANYBLOB="1c0000002200fb0affffffffff070000000000000000040000000000"], 0x1c}, 0x1}, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x6, 0x280000) ioctl$ASHMEM_SET_PROT_MASK(r1, 0x40087705, &(0x7f0000000080)={0x1}) [ 280.119516] ? rcu_note_context_switch+0x710/0x710 [ 280.124465] should_failslab+0xec/0x120 [ 280.128449] kmem_cache_alloc_trace+0x4b/0x740 [ 280.133033] ? rcu_read_lock_sched_held+0x108/0x120 [ 280.138057] ? kmem_cache_alloc_trace+0x459/0x740 [ 280.142927] bfq_cpd_alloc+0x54/0x90 [ 280.146654] blkcg_css_alloc+0x165/0x6b0 [ 280.150718] ? bfq_pd_alloc+0xe0/0xe0 [ 280.154530] ? blkcg_deactivate_policy+0x430/0x430 [ 280.159473] ? __lock_is_held+0xb6/0x140 [ 280.163558] cgroup_apply_control_enable+0x44d/0xbc0 [ 280.168688] ? cgroup_propagate_control+0x570/0x570 [ 280.173728] ? css_populate_dir+0x289/0x420 [ 280.178063] cgroup_mkdir+0x56f/0xfd0 [ 280.181869] ? __lock_is_held+0xb6/0x140 [ 280.185950] ? cgroup_destroy_locked+0x750/0x750 [ 280.190711] ? rcu_read_lock_sched_held+0x108/0x120 [ 280.195734] ? kmem_cache_free+0x258/0x2a0 [ 280.199976] ? set_nlink+0x95/0x120 [ 280.203608] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 280.208543] ? kasan_check_write+0x14/0x20 [ 280.212778] ? kernfs_get_active+0xb7/0xf0 [ 280.217019] ? cgroup_destroy_locked+0x750/0x750 2018/04/03 20:55:44 executing program 5: perf_event_open(&(0x7f000025c000)={0x2, 0xffffffffffffff48, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) capset(&(0x7f0000000080)={0x1998032c}, &(0x7f00000000c0)={0x0, 0x0, 0xc3}) unshare(0x20000) 2018/04/03 20:55:44 executing program 3: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000000380)=ANY=[@ANYBLOB="020300091000000000000000000000000200130003000000000000000000000005000600000000000a000000000000000000000000000000000000000008000000000000000000000200010000000000000000000000000005000500000000000a00000000000000ff0100000000000000000000000000010000000000000000f8b7586557d1323c820de6a89d5db91c10bfa38ea2b76f8d816e6bc6f0f3959cb60665206113fe794578785935d4e6419534c7565bce0315d5a6789c529966fcec8c40621d1c5e14c74d8f0e0c8a69e84aaf059f9f9c435a61e06b83b4449a02050931db1a1d08fabdbe2911a2f5386db8660a2741dbd1a06d713b45d96d9cc42e606bf0ab21e8ebe18b89b6e0e1dc37cbc308c968a681a7b1498bd626a9ca1d4112d282b015a51f2781e8ab9b7a6e93f6839270b35d35e6ac3d5583c80b77cc567e4cb4e96fb936c79e56ebbe7e12dea936434635ce2e52d90a0e29b65511e23f4ae60936587378a4afa92ad22f6feaea0777e281dbb728b7fa81533374245ade3352f1cc35e80f45e71efd92058c9ed0b1bae55025e94cbc8a5c367ee6d81dd032dc3996505fdc34a46f6cf0f08eba5090555011918970328ad4d6f3eda93aff73073a281e0ef44a940091aa12c26ff8d049ad007147cce9856c8c170f0d301adf8967a7d1b0dba58681a41d7156b0a4a1e0dc"], 0x80}, 0x1}, 0x0) socket$key(0xf, 0x3, 0x2) [ 280.221788] kernfs_iop_mkdir+0x153/0x1e0 [ 280.225947] vfs_mkdir+0x390/0x600 [ 280.229498] do_mkdirat+0x224/0x2b0 [ 280.233135] ? SyS_mknod+0x40/0x40 [ 280.236680] ? ksys_mount+0xd4/0x120 [ 280.240395] ? do_syscall_64+0xb7/0x940 [ 280.244380] SyS_mkdir+0x22/0x30 [ 280.247751] ? SyS_mkdirat+0x30/0x30 [ 280.251469] do_syscall_64+0x281/0x940 [ 280.255357] ? vmalloc_sync_all+0x30/0x30 [ 280.259510] ? finish_task_switch+0x1b9/0x970 [ 280.264008] ? finish_task_switch+0x17a/0x970 [ 280.268512] ? syscall_return_slowpath+0x550/0x550 [ 280.273447] ? syscall_return_slowpath+0x2ac/0x550 [ 280.278388] ? prepare_exit_to_usermode+0x350/0x350 [ 280.283412] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 280.288785] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.293644] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 280.298835] RIP: 0033:0x4552d9 [ 280.302021] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 280.309735] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 280.316998] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 280.324266] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 280.331537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 280.338799] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002b 2018/04/03 20:55:44 executing program 2 (fault-call:4 fault-nth:44): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:44 executing program 7: mkdir(&(0x7f00000e1000)='./file0\x00', 0x0) r0 = open(&(0x7f0000851000)='./file0\x00', 0x0, 0x0) mkdirat(r0, &(0x7f000003f154)='./file0\x00', 0x0) r1 = open$dir(&(0x7f00004daff8)='./file0\x00', 0x0, 0x0) openat(r1, &(0x7f00008deff8)='./file0\x00', 0x80202, 0x4e) mount(&(0x7f0000003c00)='./file0/file0\x00', &(0x7f00000e4000)='./file0\x00', &(0x7f000044fff9)='autofs\x00', 0x1000, &(0x7f00006b8000)) symlinkat(&(0x7f00000000c0)='./file0\x00', r1, &(0x7f0000000000)='./file0/file0\x00') openat(r0, &(0x7f0000000040)='./file0/file0\x00', 0x0, 0x0) 2018/04/03 20:55:44 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x14000, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000000100), &(0x7f0000000140)=0x4) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x2000, 0x0) getpeername$inet6(r1, &(0x7f0000000180)={0x0, 0x0, 0x0, @local}, &(0x7f00000001c0)=0x1c) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r2, 0x84, 0x79, &(0x7f0000000040)=0x9, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}, 0x1}, 0x1c) 2018/04/03 20:55:44 executing program 0: mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x7, 0x44031, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x103000, 0x100) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffff9c, 0xc010640b, &(0x7f0000000040)={0x0, 0x0, 0xffffffffffffa097}) readlinkat(r0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)=""/94, 0x5e) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffff9c, 0xc010640b, &(0x7f0000000080)={0x0, 0x0, 0x3}) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, &(0x7f00000000c0)={r1, r2}) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f00006cfff5)='/dev/hwrng\x00', 0x0, 0x0) eventfd(0x5) ioctl$GIO_FONT(r3, 0x4b60, &(0x7f0000000180)=""/98) epoll_pwait(0xffffffffffffffff, &(0x7f0000b53000), 0x0, 0x0, &(0x7f00008bcff8), 0x8) mq_getsetattr(0xffffffffffffffff, &(0x7f00007a2fc0), &(0x7f00006aafc0)) ioctl$KVM_ENABLE_CAP_CPU(r0, 0x4068aea3, &(0x7f0000000100)={0x7b, 0x0, [0x5, 0x8, 0x1, 0x100000001]}) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r3, 0x111, 0x5, 0x157, 0x4) syz_open_dev$amidi(&(0x7f0000000200)='/dev/amidi#\x00', 0x2, 0x204401) 2018/04/03 20:55:44 executing program 5: setrlimit(0xe, &(0x7f0000000040)={0x6}) mlock(&(0x7f000090e000/0x4000)=nil, 0x4000) 2018/04/03 20:55:44 executing program 1: r0 = socket$pppoe(0x18, 0x1, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000000c0)=0x14) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$pppoe(r0, &(0x7f00000001c0)={0x18, 0x0, {0x3, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 'bond0\x00'}}, 0x1e) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8937, &(0x7f0000000040)={'bond0\x00', r2}) connect$pppoe(r0, &(0x7f0000000100)={0x18, 0x0, {0x1, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], 'erspan0\x00'}}, 0x1e) 2018/04/03 20:55:44 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000002c0)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb000000000000000000000000000000000000000203dce89efffff70000000000ffffd3a89448d29cff425d9f94c1ff000000000000000000000000ffffffff0000000000000000000000000000000000000006000000000c000000000000"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:44 executing program 3: r0 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0xffffffffffffff60, 0x210100) ioctl$TIOCGSOFTCAR(r0, 0x5419, &(0x7f0000000040)) r1 = socket$inet6(0xa, 0x5, 0x0) getsockopt$inet6_buf(r1, 0x29, 0x6, &(0x7f0000001f11)=""/239, &(0x7f0000002ffc)=0xfffffdb1) [ 280.537925] FAULT_INJECTION: forcing a failure. [ 280.537925] name failslab, interval 1, probability 0, space 0, times 0 [ 280.549401] CPU: 1 PID: 19632 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 280.556417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.565762] Call Trace: [ 280.568346] dump_stack+0x1a7/0x27d [ 280.571977] ? arch_local_irq_restore+0x53/0x53 [ 280.576656] should_fail+0x914/0xae0 [ 280.580371] ? kstrdup+0x39/0x70 [ 280.583748] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 280.588850] ? cgroup_apply_control_enable+0x390/0xbc0 [ 280.594127] ? kernfs_iop_mkdir+0x153/0x1e0 [ 280.598444] ? vfs_mkdir+0x390/0x600 [ 280.602152] ? do_mkdirat+0x224/0x2b0 [ 280.605947] ? SyS_mkdir+0x22/0x30 [ 280.609481] ? do_syscall_64+0x281/0x940 [ 280.613541] ? find_held_lock+0x35/0x1d0 [ 280.617609] ? find_held_lock+0x35/0x1d0 [ 280.621673] ? __lock_is_held+0xb6/0x140 [ 280.625745] ? check_same_owner+0x320/0x320 [ 280.630072] ? rcu_note_context_switch+0x710/0x710 [ 280.634998] ? rcu_read_lock_sched_held+0x108/0x120 [ 280.640017] should_failslab+0xec/0x120 [ 280.643992] kmem_cache_alloc+0x47/0x760 [ 280.648046] ? memcpy+0x45/0x50 [ 280.651317] ? kstrdup+0x59/0x70 [ 280.654694] __kernfs_new_node+0xe9/0x580 [ 280.658847] ? kernfs_dop_revalidate+0x380/0x380 [ 280.663602] ? delete_node+0x2db/0xbc0 [ 280.667489] ? snprintf+0xc0/0xf0 [ 280.670941] ? vsprintf+0x40/0x40 [ 280.674408] ? trace_event_raw_event_lock+0x340/0x340 [ 280.679603] kernfs_new_node+0x80/0xf0 [ 280.683495] __kernfs_create_file+0x4b/0x320 [ 280.687906] cgroup_addrm_files+0x3c5/0xa70 [ 280.692235] ? cgroup_file_write+0x710/0x710 [ 280.696658] ? cgroup_idr_replace+0x3f/0x50 [ 280.700986] ? __lock_is_held+0xb6/0x140 [ 280.705057] ? kasan_check_write+0x14/0x20 [ 280.709288] ? online_css+0x241/0x300 [ 280.713087] css_populate_dir+0x198/0x420 [ 280.717244] cgroup_apply_control_enable+0x390/0xbc0 [ 280.722352] ? cgroup_propagate_control+0x570/0x570 [ 280.727388] ? css_populate_dir+0x289/0x420 [ 280.731711] cgroup_mkdir+0x56f/0xfd0 2018/04/03 20:55:44 executing program 5: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r1 = dup(r0) mremap(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x4000, 0x3, &(0x7f0000ff9000/0x4000)=nil) setsockopt$bt_BT_FLUSHABLE(0xffffffffffffffff, 0x112, 0x8, &(0x7f0000004000)=0x1000, 0x4) ioctl$sock_ipx_SIOCAIPXPRISLT(r1, 0x89e1, &(0x7f0000000000)=0xffffffff) ioctl$UFFDIO_COPY(r1, 0xc028aa03, &(0x7f0000003ff0)={&(0x7f0000011000/0x3000)=nil, 0x6e8000}) 2018/04/03 20:55:44 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) sendmsg(r0, &(0x7f0000f12fd8)={&(0x7f0000218000)=@in={0x2, 0x4e20}, 0x10, &(0x7f0000f1dfc0), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="1000000000000000000000000700000053dbe4d1a86554bb31d5a4a3c3a2c9f72a9c27b652befd3d327ee37a826bcf7a68f7ba7d88933af756d4c8e731638b0fb372d554ecb016782fdc2735ed89e570f00aee37faca451e10a535c4a51b5e0bf46fb51cf27dd80ef509007595bca4e400841b6cb5840c86f40bfc9b9fa5b5cb2465ffdeaf9cba3c3c722f7f"], 0x10}, 0x20000010) membarrier(0x2, 0x0) 2018/04/03 20:55:44 executing program 7: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x9b, 0x290000) ioctl$sock_inet_SIOCDELRT(r1, 0x890c, &(0x7f0000000080)={0x6e8, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x11}}, {0x2, 0x4e20, @multicast1=0xe0000001}, {0x2, 0x4e20}, 0x70, 0x10001, 0x800, 0x101, 0x6, &(0x7f0000000040)='nr0\x00', 0x8, 0xfffffffffffffffe, 0x6}) r2 = syz_open_pts(r0, 0x0) ioctl$TIOCGPTPEER(r2, 0x5441, 0x0) 2018/04/03 20:55:44 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000000000)={'ifb0\x00', {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x11}}}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r1, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:44 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer\x00', 0x100, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vcs\x00', 0x400000, 0x0) ioctl$TUNSETSTEERINGEBPF(r0, 0x800454e0, &(0x7f0000000100)=r1) syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0x81, 0x1) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pread64(0xffffffffffffffff, &(0x7f00000001c0)=""/26, 0x23c, 0x0) [ 280.735506] ? __lock_is_held+0xb6/0x140 [ 280.739570] ? cgroup_destroy_locked+0x750/0x750 [ 280.744319] ? rcu_read_lock_sched_held+0x108/0x120 [ 280.749331] ? kmem_cache_free+0x258/0x2a0 [ 280.753565] ? set_nlink+0x95/0x120 [ 280.757192] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 280.762116] ? kasan_check_write+0x14/0x20 [ 280.766364] ? kernfs_get_active+0xb7/0xf0 [ 280.770599] ? cgroup_destroy_locked+0x750/0x750 [ 280.775354] kernfs_iop_mkdir+0x153/0x1e0 [ 280.779513] vfs_mkdir+0x390/0x600 [ 280.783061] do_mkdirat+0x224/0x2b0 [ 280.786685] ? SyS_mknod+0x40/0x40 [ 280.790220] ? ksys_mount+0xd4/0x120 [ 280.793931] ? do_syscall_64+0xb7/0x940 [ 280.797902] SyS_mkdir+0x22/0x30 [ 280.801265] ? SyS_mkdirat+0x30/0x30 [ 280.804977] do_syscall_64+0x281/0x940 [ 280.808859] ? vmalloc_sync_all+0x30/0x30 [ 280.813003] ? finish_task_switch+0x1b9/0x970 [ 280.817494] ? finish_task_switch+0x17a/0x970 [ 280.821985] ? syscall_return_slowpath+0x550/0x550 [ 280.826646] netlink: 12 bytes leftover after parsing attributes in process `syz-executor4'. [ 280.826907] ? syscall_return_slowpath+0x2ac/0x550 [ 280.826920] ? prepare_exit_to_usermode+0x350/0x350 [ 280.826933] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 280.826947] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.855495] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 280.860681] RIP: 0033:0x4552d9 [ 280.863859] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 280.871564] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 280.878823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 280.886080] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 280.893328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 280.900574] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002c [ 280.907917] cgroup: cgroup_addrm_files: failed to add stat, err=-12 2018/04/03 20:55:45 executing program 5: r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000009fe8)={0xaa, 0xe}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000100)={{&(0x7f00004b6000/0x4000)=nil, 0x4000}, 0x1000000000000004}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000040)={{&(0x7f00004b0000/0x4000)=nil, 0x4000}, 0x1}) clone(0x0, &(0x7f0000001f37), &(0x7f0000001ffc), &(0x7f0000001000), &(0x7f0000001000)) read(r0, &(0x7f0000910000)=""/100, 0x64) 2018/04/03 20:55:45 executing program 1: r0 = socket$inet6_sctp(0xa, 0x80000000000001, 0x84) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000444ff8)={0x0, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000540)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}], 0x1c) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000107ff8)={0x0, 0x10040000}, 0x8) connect$inet6(r0, &(0x7f00008c0000)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sendmmsg(r0, &(0x7f000060d000)=[{{0x0, 0xfffffe57, &(0x7f00000005c0)=[{&(0x7f00000000c0)="8819c3cdf08562fabbc5c356987f80fa927e84f5af5c63468be87356a78167e5a55ce4440662e72af9c5e79ed6777230a078d8d26e1420501e33fcfc127ebc50a57f92e776fbf57efef36e969fe2384a39d9cc841e436927ae1424ef98739d2a8c", 0x61}, {&(0x7f0000000680)="e85b30b1b903143e2060d448891f0f1238308e1c3529ae6297c33754a61d6a0f835be1fa4231fedfa74e2751ca754838eed3e1e45e734875ab3fdf32536b329121b72a9b5266", 0x46}, {&(0x7f00000001c0)="1d6cf8e083f4a627e33e4ec43ecf9cb7b3b4733f283a5cd714ef197049ee4dd45d8755c437770fdd6bfe7f409e8cd567ebb2dac0fbbb1459f655663643f491179100333606a6d971690b13bd9d79b40d0f23575c", 0x54}, {&(0x7f0000000040)="548a3cb80500d78e23f11af0618f8cc27b126b4e80f6a00c91269c3266a3eba13b76b8942aac1e106b83ddb5", 0x2c}, {&(0x7f0000000280)="8d1e07d35cca915153794557a469eb35e7f21907198611ad2ce1872149141b235fb74792e4eeb2fcaf125b9fcf9e31a7a81a28ea622c8ef169720418a6281dce91c735e09391a4619d307ab640a9a6d78793f6ce8cb830affb71051da9efefc9c7244d38fedddb60e7ce05103018c945d77171e3d9c7239c1244b4fea144dcbd57da39f83fbfd170b531b065512b", 0x8e}, {&(0x7f0000000340)="79dff52f85579b48ff17bf3cc48ae60e8e01ec675d652d8c2a8856632516577d16b4f04c49c3569348038abd2f25d55df1266972dd223c75c7392ca07a03e98a5e1651faa1ef39ad0aa1cebd9803427442043ce71dee2b7b77a43602dc2bab4db0564ea7f9976a1eaaf6a89c0d19b053fd931d6dde7ce73df19dc3ed75452d382de840ca647c9569d0e4ea752d", 0x8d}, {&(0x7f0000000400)="87ac", 0x2}, {&(0x7f0000000440)="e15fadcfd4d4fc02ea79111c7dac787b15836a51adb874d5b2384e1e2b3a279f1e9abe8fd57d51e65bbf288f0373eeac79e6f579cf5a6217198cb81bd777006cc83da1d881ce2e6d012f28ac406e46b735aefad3595eda3c9baf1351147eb13df6011d304a4a2668a39615e2074a402022536f708b74ca70d1c52573dead88f22e5f1474d072ad795600fbde8d2cf8116fc3", 0x92}, {&(0x7f0000000140)="70bd2867fe00000000000005771f2ba8b407907936fd0e5828c824b88a2908bd8edcd18d4a0c73e46d7e053dc99fb9bc8277ed024e38f0b4787ca15982710b00000000000000085f746ac579948a31efe3c4c034b9a678d709aafa5d934fe8daab0e12ec13c344b2", 0x68}, {&(0x7f0000000580)="83b455eda87c34df0759aad5773a33e384f1f99984672eb401acce9a64ada662f8ed1cdadaa1a940278be6630460f2b94a", 0x31}], 0xa, &(0x7f0000299000)}}], 0x1, 0x7ffc) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f0000000240), 0x4) ioctl$DRM_IOCTL_CONTROL(r0, 0x40086414, &(0x7f0000000000)={0x0, 0x1}) r1 = syz_open_dev$sndmidi(&(0x7f0000000080)='/dev/snd/midiC#D#\x00', 0xd828, 0x2) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000500)={0x0, r1, 0x7, 0x2}, 0x14) 2018/04/03 20:55:45 executing program 0: r0 = syz_open_dev$binder(&(0x7f0000232ff3)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f0000001000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) r2 = dup2(r0, r1) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000008000)={0x44, 0x0, &(0x7f0000004fbc)=ANY=[@ANYBLOB="0063404000ca0000000000000000000000000200000000000007002800000000000000e3b2df1782080040", @ANYPTR=&(0x7f000026c000)=ANY=[@ANYBLOB="852a627300000000", @ANYPTR=&(0x7f00004edf8a)=ANY=[@ANYBLOB='\x00'], @ANYBLOB="010000000000000000000000000000000000000000000000"], @ANYPTR=&(0x7f000000afd0)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00']], 0xffffffffffffff60, 0x0, &(0x7f0000009000)}) mmap$binder(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x11, r2, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r1, 0xc018620b, &(0x7f0000c5a000)={0x0}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000a94fd0)={0x14, 0x0, &(0x7f0000b8f000)=[@increfs_done={0x40106308, r3, 0x1}], 0x0, 0x0, &(0x7f00002e3f90)}) 2018/04/03 20:55:45 executing program 3: inotify_init1(0x8000ffffc) r0 = socket$key(0xf, 0x3, 0x2) getxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)=ANY=[@ANYBLOB="75736572d7b2"], &(0x7f0000000080)=""/221, 0xdd) sendmsg$key(r0, &(0x7f0000b6dfc8)={0x0, 0x0, &(0x7f00008feff0)={&(0x7f0000320fb8)={0x2, 0xc, 0x0, 0x0, 0x2, 0x0, 0xffffffffffffffff, 0xffffffffffffffff}, 0x10}, 0x1}, 0x0) syz_open_dev$sg(&(0x7f0000000180)='/dev/sg#\x00', 0x1, 0x10800) lsetxattr(&(0x7f00000001c0)='./file0/file0\x00', &(0x7f0000000200)=@known='com.apple.system.Security\x00', &(0x7f0000000240)='\'R-.mime_typewlan1+cgroupppp1selfvmnet1selfkeyringuser//vmnet1\x00', 0x3f, 0x2) recvmmsg(r0, &(0x7f000002a000)=[{{&(0x7f00002cd000)=@rc, 0x9, &(0x7f00001a8000), 0x0, &(0x7f0000a93000)=""/197, 0xc5}}], 0x1, 0x20, 0x0) 2018/04/03 20:55:45 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:45 executing program 7: r0 = openat$vsock(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/vhost-vsock\x00', 0x2, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x629d09da553f5432, 0xffffffffffffffff, 0x0) ioctl$VHOST_SET_LOG_BASE(r0, 0xaf01, &(0x7f00002d7000)=&(0x7f0000000080)) r1 = syz_open_dev$sndpcmp(&(0x7f0000000180)='/dev/snd/pcmC#D#p\x00', 0xc11, 0x48000) getsockname$packet(0xffffffffffffff9c, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x14) setsockopt$inet6_mreq(r1, 0x29, 0x1d, &(0x7f0000000240)={@local={0xfe, 0x80, [], 0xaa}, r2}, 0x14) ioctl$VHOST_SET_LOG_BASE(r0, 0x4008af04, &(0x7f0000000040)) 2018/04/03 20:55:45 executing program 2 (fault-call:4 fault-nth:45): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:45 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0xa) [ 281.042892] FAULT_INJECTION: forcing a failure. [ 281.042892] name failslab, interval 1, probability 0, space 0, times 0 [ 281.054215] CPU: 1 PID: 19679 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 281.055276] binder: 19672:19683 got transaction to invalid handle [ 281.061215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.061221] Call Trace: [ 281.061237] dump_stack+0x1a7/0x27d [ 281.061253] ? arch_local_irq_restore+0x53/0x53 [ 281.061277] should_fail+0x914/0xae0 [ 281.061291] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.061304] ? trace_event_raw_event_lock+0x340/0x340 [ 281.061318] ? rb_first_postorder+0xa0/0xa0 [ 281.061330] ? trace_event_raw_event_lock+0x340/0x340 [ 281.067579] binder: 19672:19683 transaction failed 29201/-22, size 18014435051823026--3458764513818433856 line 2848 [ 281.076891] ? trace_hardirqs_off+0x10/0x10 [ 281.076908] ? find_held_lock+0x35/0x1d0 [ 281.076925] ? __lock_is_held+0xb6/0x140 [ 281.076946] ? check_same_owner+0x320/0x320 [ 281.130721] binder: 19672:19683 BC_INCREFS_DONE u0000000000000000 no match [ 281.134102] ? rcu_note_context_switch+0x710/0x710 [ 281.134123] should_failslab+0xec/0x120 [ 281.134136] __kmalloc_track_caller+0x5f/0x760 [ 281.134152] ? kstrdup_const+0x39/0x50 [ 281.134165] kstrdup+0x39/0x70 [ 281.134178] kstrdup_const+0x39/0x50 [ 281.142727] binder_alloc: binder_alloc_mmap_handler: 19672 20000000-20002000 already mapped failed -16 [ 281.145477] __kernfs_new_node+0xa9/0x580 [ 281.145492] ? kernfs_dop_revalidate+0x380/0x380 [ 281.145513] ? snprintf+0xc0/0xf0 [ 281.145523] ? vsprintf+0x40/0x40 [ 281.145534] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 281.145547] ? cgroup_file_name+0x1d0/0x1d0 [ 281.145561] kernfs_new_node+0x80/0xf0 [ 281.145573] __kernfs_create_file+0x4b/0x320 [ 281.212238] cgroup_addrm_files+0x3c5/0xa70 [ 281.216548] ? cgroup_file_write+0x710/0x710 [ 281.220944] ? cgroup_idr_replace+0x3f/0x50 [ 281.225249] ? __lock_is_held+0xb6/0x140 [ 281.229296] ? kasan_check_write+0x14/0x20 [ 281.233508] ? online_css+0x241/0x300 [ 281.237291] css_populate_dir+0x198/0x420 [ 281.241422] cgroup_apply_control_enable+0x390/0xbc0 [ 281.246510] ? cgroup_propagate_control+0x570/0x570 [ 281.251512] ? css_populate_dir+0x289/0x420 [ 281.255815] cgroup_mkdir+0x56f/0xfd0 [ 281.259594] ? __lock_is_held+0xb6/0x140 [ 281.263639] ? cgroup_destroy_locked+0x750/0x750 [ 281.268376] ? rcu_read_lock_sched_held+0x108/0x120 [ 281.273370] ? kmem_cache_free+0x258/0x2a0 [ 281.277586] ? set_nlink+0x95/0x120 [ 281.281195] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 281.286103] ? kasan_check_write+0x14/0x20 [ 281.290314] ? kernfs_get_active+0xb7/0xf0 [ 281.294531] ? cgroup_destroy_locked+0x750/0x750 [ 281.299264] kernfs_iop_mkdir+0x153/0x1e0 [ 281.303396] vfs_mkdir+0x390/0x600 [ 281.306918] do_mkdirat+0x224/0x2b0 [ 281.310525] ? SyS_mknod+0x40/0x40 [ 281.314046] ? ksys_mount+0xd4/0x120 [ 281.317737] ? do_syscall_64+0xb7/0x940 [ 281.321691] SyS_mkdir+0x22/0x30 [ 281.325038] ? SyS_mkdirat+0x30/0x30 [ 281.328731] do_syscall_64+0x281/0x940 [ 281.332599] ? vmalloc_sync_all+0x30/0x30 [ 281.336725] ? finish_task_switch+0x1b9/0x970 [ 281.341197] ? finish_task_switch+0x17a/0x970 [ 281.345670] ? syscall_return_slowpath+0x550/0x550 [ 281.350576] ? syscall_return_slowpath+0x2ac/0x550 [ 281.355484] ? prepare_exit_to_usermode+0x350/0x350 [ 281.360478] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 281.365823] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.370650] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 281.375815] RIP: 0033:0x4552d9 [ 281.378986] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 281.386680] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 2018/04/03 20:55:45 executing program 6: r0 = socket$inet6_sctp(0xa, 0x40000001, 0x84) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x0, 0xf, &(0x7f0000000100)=@framed={{0x18, 0x0, 0x0, 0x0, 0x100, 0x0, 0x0, 0x0, 0x5}, [@ldst={0x1, 0x2, 0x0, 0x6, 0x7, 0x80, 0x10}, @alu={0x7, 0x100, 0x4, 0x0, 0x8, 0x10, 0x4}, @alu={0x7, 0x800, 0xe, 0x3, 0x3, 0x0, 0x10}, @exit={0x95}, @ldst={0x1, 0x3, 0x0, 0x7, 0xd, 0x2, 0x8}, @map={0x18, 0x5, 0x1, 0x0, r0}], {0x95}}, &(0x7f0000000180)='syzkaller\x00', 0x2, 0x1, &(0x7f00000001c0)=""/1, 0x41100, 0x1}, 0x48) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r1 = open(&(0x7f0000000000)='./file0\x00', 0x480, 0x9) ioctl$KDDISABIO(r1, 0x4b37) ioctl$DMA_BUF_IOCTL_SYNC(r1, 0x40086200, &(0x7f0000000040)=0x7) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) getsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 2018/04/03 20:55:45 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) socket$inet6(0xa, 0x1, 0x6) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) r2 = syz_open_dev$audion(&(0x7f0000000040)='/dev/audio#\x00', 0x66c, 0x422080) getsockopt$inet6_tcp_buf(r2, 0x6, 0x21, &(0x7f00000002c0)=""/217, &(0x7f0000000940)=0x96) vmsplice(r0, &(0x7f0000000580)=[{&(0x7f0000000180)="fd501748814124e6d31201c2ff48a39e9f512009c8d44715f253cd6951cb6ca475ebed936b8522513cb49c55118e6df3fbeb96ccab27b78625bc96a18ade3778b45a77eac2915c6452fe3e62", 0x4c}, {&(0x7f00000003c0)="481bbb7aac4e8309836692957d35539041f066efac00070ff6ce26874e3ad39ad359ff70f4bdbd12a9df4a0ae5ce6640e71864c0035db97621b62ffaa01bd5b667b46bb4c7a79a4db9c1aeff8790056a50b3fa2469f785af466a83d0b5456251e14382e28036579ed01261cdc73b1d45b946347f6ead5f49f63d75353cc83a4d14ff1a2f053941f1d70b09282f6be0317bbb63acf44cc38fba091b8964594b09d4eb841d6abdc86bc6f4b9a4fb62b937b0", 0xb1}, {&(0x7f0000000100)}, {&(0x7f0000000480)="6feb377b2abf018f337b852f5635ec1dc4ba79c788deddb85a554bdaaef863c01beda0a083f106eba6ace5ddcaac0e27a664d71633ec364cbd941f3e880e289e6ea9f9fe8be3258f20b05645b7c11f7b8cb40e26e2cf19815f029347190185c778f490b98014104fb70123f49357db79eb84695d56d88b32b0bb3e80a3f8271cfc210744b4947b29896b3791f2aa38d38a6da58f3b2d6a9f7f1fa05cfccec0b8e441c8b4791d4f0277591d78f80cfe310913713ab791a912ed610182c916177f1dec18cf0921130c15647039bbb3a242d96d7c3a86926e26", 0xd8}, {&(0x7f00000006c0)="7534922b6699e33f252c1968a8bdf069887fef57f69519013d63629e515c01625b4d0c6cc12e6bc0cb48ae9471acfdccdd64655315a493e49cd7c3178774cd186d515edfff0643da5364881f0e3e4822fd40cbd592b8a600b8463951aee2ec859ddbc005793e1bc2b245f519a0151ec6c22222b6a401e69cfb94e0d583b6348795a34308d968fccdd8f4f9f4d1db80a8a532e66a218e8f4d3ba6abd4e27aa1826dc8697f456ee470a6ba9a0b", 0xac}, {&(0x7f0000000780)="443f28317c8e8ef3c724d88e6a702b1db367a2af454c2123951cc909e13a6ccd473068bc17767b0f3ceec42e470f9a8555079b0edfe8b8fe38190a3f603fdfe3e587345a82390ad53c3096f7191407e273554b899e7bb7fffc508f3369813289fcd5142a9f47f20d3430f8e7da18ef38c35bb93b7913c0ed1bc947a8e6325496bf53449ecfeeecf7860990dea97c5cadc942862499e5c1c303dcdada4df85350af1a2d6d6b8ee5394835b15e6db04e791e799eb9a478cade7b36bbc262c2b5072ef559895fde7037068788a6fe9a1402cf5577d625838f14ed1e172653e165b7", 0xe0}, {&(0x7f0000000880)="b6ebd82f259e23769560d2d6ac2b31cb83542a4a2a3d7c30eebf98b1c088268660387578a7ebd2bb87daa7d0573275637db140a42cfd9dc122647190ff4bcd0aad5a7165c7add7a442abd8fbbbccd0db7781bd9d3ef403cda74542585e518679fb2f65ba61a383a2766118ec71909f2307d753aa5507f644754a8c953d904daae73d33d64f426ca2dfca60d420b1a99d3110f960ffd64ffce572042a1b6792e0d3b2487844c9018c03ff39904541f8c0d50eb4e76d0ae49ed9", 0xb9}], 0x7, 0x8) getpeername$inet(r2, &(0x7f0000000100)={0x0, 0x0, @rand_addr}, &(0x7f0000000200)=0x10) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) [ 281.393929] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 281.401175] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 281.408423] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 281.415672] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002d [ 281.423185] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/04/03 20:55:45 executing program 7: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0x0, 0x0}) r1 = socket$unix(0x1, 0x5, 0x0) bind$unix(r1, &(0x7f0000000040)=@file={0x1, './file0\x00'}, 0xa) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) ioctl$TUNSETSNDBUF(r2, 0x400454d4, &(0x7f0000000100)=0x1) sendmmsg(r0, &(0x7f0000008600)=[{{0x0, 0x0, &(0x7f0000003140)}}, {{&(0x7f00000072c0)=@un=@file={0x1, './file0\x00'}, 0xa, &(0x7f0000000300), 0x1b5, &(0x7f0000000600)}}], 0x2, 0x0) [ 281.445272] binder: 19672:19683 got transaction to invalid handle [ 281.451756] binder: 19672:19683 transaction failed 29201/-22, size 18014435051823026--3458764513818433856 line 2848 2018/04/03 20:55:45 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e21, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:45 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x4) writev(r0, &(0x7f0000553000)=[{&(0x7f0000c0c000)="580000001400190000bb4b01040d8c56020600000000e076489643d818fe58a2bc4a0381001dffffffff0000000006007ffff51000174100005bffff001ce1ed900000000000000006b736231be86efd121f00ec6b0f536e", 0x58}], 0x1) getsockopt(r0, 0x0, 0x4, &(0x7f0000000000)=""/26, &(0x7f0000000040)=0x1a) 2018/04/03 20:55:45 executing program 2 (fault-call:4 fault-nth:46): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) [ 281.488507] binder: 19672:19687 BC_INCREFS_DONE u0000000000000000 no match 2018/04/03 20:55:45 executing program 4: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000002c0)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000ffffffff000000001000000000000000ffffffff0000000000000000000000000000000010000000000000000c0010000000000000000000cf373a6f4611cfacbadc293b2723f88af6da3eda5632cf9f0a15cbd736697877da1d80e114f44e2f0c4e29bd02d13d350200104694ac0dc461203defb7c2ad85007df347e575f93785a068e5a613999955033a"], 0xb8}, 0x1}, 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000040), &(0x7f0000000100)=0x4) 2018/04/03 20:55:45 executing program 7: ioctl$KVM_CREATE_DEVICE(0xffffffffffffffff, 0xc00caee0, &(0x7f00000000c0)={0x4, 0xffffffffffffffff}) setsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000000100)=0x8, 0x4) r1 = socket(0x10, 0x803, 0x0) setsockopt$packet_int(r0, 0x107, 0x3, &(0x7f0000000040), 0x4) fgetxattr(r0, &(0x7f00000001c0)=ANY=[@ANYBLOB="73797374652d051ffac50616ac28a601b3130718a22d2e00"], &(0x7f0000000180)=""/8, 0x8) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000140)={0x3}, 0x4) getsockopt$IP_VS_SO_GET_VERSION(r1, 0x0, 0x480, &(0x7f0000000000), &(0x7f0000000080)=0x40) [ 281.596740] FAULT_INJECTION: forcing a failure. [ 281.596740] name failslab, interval 1, probability 0, space 0, times 0 [ 281.608100] CPU: 1 PID: 19711 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 281.615110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.624462] Call Trace: [ 281.627055] dump_stack+0x1a7/0x27d [ 281.630692] ? arch_local_irq_restore+0x53/0x53 [ 281.635370] should_fail+0x914/0xae0 [ 281.639084] ? kstrdup+0x39/0x70 [ 281.642453] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 281.647554] ? cgroup_apply_control_enable+0x390/0xbc0 [ 281.652829] ? kernfs_iop_mkdir+0x153/0x1e0 [ 281.657152] ? vfs_mkdir+0x390/0x600 [ 281.660862] ? do_mkdirat+0x224/0x2b0 [ 281.664655] ? SyS_mkdir+0x22/0x30 [ 281.668195] ? do_syscall_64+0x281/0x940 [ 281.672262] ? find_held_lock+0x35/0x1d0 [ 281.676330] ? find_held_lock+0x35/0x1d0 [ 281.680390] ? __lock_is_held+0xb6/0x140 [ 281.684459] ? check_same_owner+0x320/0x320 [ 281.688774] ? rcu_note_context_switch+0x710/0x710 [ 281.694199] ? rcu_read_lock_sched_held+0x108/0x120 [ 281.699194] should_failslab+0xec/0x120 [ 281.703149] kmem_cache_alloc+0x47/0x760 [ 281.707197] ? memcpy+0x45/0x50 [ 281.710468] ? kstrdup+0x59/0x70 [ 281.713831] __kernfs_new_node+0xe9/0x580 [ 281.717968] ? kernfs_dop_revalidate+0x380/0x380 [ 281.722715] ? snprintf+0xc0/0xf0 [ 281.726155] ? vsprintf+0x40/0x40 [ 281.729583] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 281.734488] ? cgroup_file_name+0x1d0/0x1d0 [ 281.738787] kernfs_new_node+0x80/0xf0 [ 281.742662] __kernfs_create_file+0x4b/0x320 [ 281.747070] cgroup_addrm_files+0x3c5/0xa70 [ 281.751382] ? cgroup_file_write+0x710/0x710 [ 281.755785] ? cgroup_idr_replace+0x3f/0x50 [ 281.760103] ? __lock_is_held+0xb6/0x140 [ 281.764148] ? kasan_check_write+0x14/0x20 [ 281.768355] ? online_css+0x241/0x300 [ 281.772133] css_populate_dir+0x198/0x420 [ 281.776256] cgroup_apply_control_enable+0x390/0xbc0 [ 281.781342] ? cgroup_propagate_control+0x570/0x570 [ 281.786337] ? css_populate_dir+0x289/0x420 [ 281.790633] cgroup_mkdir+0x56f/0xfd0 [ 281.794418] ? __lock_is_held+0xb6/0x140 [ 281.798472] ? cgroup_destroy_locked+0x750/0x750 [ 281.803211] ? rcu_read_lock_sched_held+0x108/0x120 [ 281.808217] ? kmem_cache_free+0x258/0x2a0 [ 281.812435] ? set_nlink+0x95/0x120 [ 281.816049] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 281.820972] ? kasan_check_write+0x14/0x20 [ 281.825199] ? kernfs_get_active+0xb7/0xf0 [ 281.829427] ? cgroup_destroy_locked+0x750/0x750 [ 281.834183] kernfs_iop_mkdir+0x153/0x1e0 [ 281.838329] vfs_mkdir+0x390/0x600 [ 281.841866] do_mkdirat+0x224/0x2b0 [ 281.845480] ? SyS_mknod+0x40/0x40 [ 281.849006] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 281.854536] ? do_syscall_64+0xb7/0x940 [ 281.858494] SyS_mkdir+0x22/0x30 [ 281.861837] ? SyS_mkdirat+0x30/0x30 [ 281.865543] do_syscall_64+0x281/0x940 [ 281.869421] ? vmalloc_sync_all+0x30/0x30 [ 281.873565] ? finish_task_switch+0x1b9/0x970 [ 281.878048] ? finish_task_switch+0x17a/0x970 [ 281.882536] ? syscall_return_slowpath+0x550/0x550 [ 281.887460] ? syscall_return_slowpath+0x2ac/0x550 [ 281.892387] ? prepare_exit_to_usermode+0x350/0x350 [ 281.897399] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 281.902751] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.907576] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 281.912736] RIP: 0033:0x4552d9 [ 281.915899] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 281.923580] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 281.930828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 281.938083] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:46 executing program 6: bind$inet6(0xffffffffffffffff, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) sigaltstack(&(0x7f0000ffb000/0x4000)=nil, &(0x7f0000000000)) 2018/04/03 20:55:46 executing program 5: r0 = syz_open_dev$sndmidi(&(0x7f0000000040)='/dev/snd/midiC#D#\x00', 0x9, 0x200c00) ioctl$LOOP_SET_STATUS(r0, 0x4c02, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0xd674, 0x1a, 0x7, 0x19, "b9117f23e03a1e4e0b8d39c4bfcf77f1e136cfc4c4ec00ba5ae2f11245a443c09a5e74622ec6c994778f5e324d10232d791046439c09380d5110b2199d578f24", "30b49627db73d8897ed4a8e102f5925042626e398a1ea0972d820cffdb356e1f", [0x6, 0x7ff]}) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x3, &(0x7f0000007ff0)={0x1, &(0x7f0000004fe8)=[{0x6}]}) 2018/04/03 20:55:46 executing program 2 (fault-call:4 fault-nth:47): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:46 executing program 1: r0 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0xc0, 0x4) ioctl$DRM_IOCTL_MARK_BUFS(r0, 0x40206417, &(0x7f0000000340)={0x100000001, 0x2, 0x5, 0x7fff, 0x10, 0x8}) r1 = perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000001, 0x0, 0x0, 0x0, 0xffff800000000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x8000000002000000, &(0x7f0000000080), &(0x7f0000489000), &(0x7f0000000180), &(0x7f0000000100)) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000001c0)={0x0, @in6={{0xa, 0x4e23, 0x2, @mcast2={0xff, 0x2, [], 0x1}, 0x2}}, 0x39, 0x3, 0xfffffffffffffffa, 0x8, 0x80}, &(0x7f00000000c0)=0x98) getsockopt$inet_mreqn(r0, 0x0, 0x0, &(0x7f0000000440)={@rand_addr, @local, 0x0}, &(0x7f0000000480)=0xc) ioctl$TUNSETIFINDEX(r0, 0x400454da, &(0x7f00000004c0)=r2) getrlimit(0xb, &(0x7f00000002c0)) nanosleep(&(0x7f0000000100)={0x0, 0x1c9c380}, &(0x7f00005bfff0)) mq_timedreceive(0xffffffffffffffff, &(0x7f0000000140)=""/12, 0xc, 0x0, &(0x7f0000000180)={0x0, 0x1c9c380}) mount(&(0x7f0000000080)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f00000003c0)='pipefs\x00', 0x800, 0x0) getrlimit(0x6, &(0x7f0000000280)) mmap(&(0x7f00002b2000/0x1000)=nil, 0x1000, 0xfffffffffffffffe, 0x10, r1, 0x800000000000000) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000400)={'ifb0\x00', 0x800}) shmget(0x2, 0x1000, 0x0, &(0x7f00004db000/0x1000)=nil) r3 = shmget$private(0x0, 0x4000, 0x290, &(0x7f00004dc000/0x4000)=nil) prctl$setmm(0x23, 0x6, &(0x7f00004dc000/0x2000)=nil) shmat(r3, &(0x7f00004da000/0x1000)=nil, 0x2000) mkdir(&(0x7f0000fb3000)='./file0\x00', 0x0) ioctl$KVM_IRQ_LINE(r0, 0x4008ae61, &(0x7f0000000300)={0x9, 0xfffffffffffffbff}) 2018/04/03 20:55:46 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket(0x800000000000011, 0x800000002, 0x81) bind(r1, &(0x7f00005a2000)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) fcntl$getown(r0, 0x9) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'lo\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000080)={'lo\x00', 0x101}) 2018/04/03 20:55:46 executing program 7: syz_open_dev$tun(&(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x501000) perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000000000, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x9, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext={0x0, 0x1}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) 2018/04/03 20:55:46 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe7000/0x18000)=nil, &(0x7f00000000c0)=[@text32={0x20, &(0x7f0000000080)="363e3ed2dc66baf80cb8ec35bf8eef66bafc0cedb956030000b800000000ba000000000f30f2a40f01caf0824137040f01ca660fe4316682c5030fc758bb", 0x3e}], 0x1, 0x0, &(0x7f0000000100)=[@dstype0={0x6, 0xf}], 0x1) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_MSRS(r2, 0x4008ae89, &(0x7f0000000040)={0x1, 0x0, [{0x40000073, 0x0, 0x3}]}) 2018/04/03 20:55:46 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000002c0)={{{@in=@multicast2, @in6=@ipv4={[], [], @loopback}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in=@dev}}, &(0x7f00000000c0)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000005c0)={0x0}, &(0x7f0000000880)=0xc) timer_create(0x4, &(0x7f0000000200)={0x0, 0x3, 0x1, @tid=r2}, &(0x7f0000000140)=0x0) timer_settime(r3, 0x1, &(0x7f0000000580)={{0x77359400}, {0x77359400}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800280}, 0xc, &(0x7f0000000100)={&(0x7f00000006c0)=ANY=[@ANYBLOB="54011ab7165a7cf21a7e7000fddbdf2500000000000000000000ffffe0000001ffffffff03000000000000ca6bec6e004e2400024e22c3ba0a0020006f000000b0279b1096f6439edfbdc2fac1ecfd30bf22b0363c082e4acf97a88fe9872fab1734d1fff304272a9cbca548cb7888ed01f59d5d588e097bb94ce5cd43e10b891e90196d666f", @ANYRES32=0x0, @ANYRES32=r1, @ANYBLOB="08000000000000000200000000000000040000000000000040000000000000003110000000000000040000000000000003000000000000000200000000000000605d00000000000000100000000000000000008000000000000000800000000003000000b96b6e00010001030000000001000000000000008400050000000000000000000000000000000000000004d50000000000000000ac141417000000000000000000000000073500000701050087000000070000003ee100007f000001000000000000000000000000000004d26c0000000a000000ac1414bb00000000000000000000000000000000000200000104000003000000050000000800190000000000080019003f000000"], 0x154}, 0x1, 0x0, 0x0, 0x4}, 0x4008000) r4 = syz_open_procfs(0x0, &(0x7f0000000300)="2f65786500000000000035abe1e80d903e0d717ac1889a45e581c9e14a5c8f95f5d2968ae8c767e9d18fd69ae5f9f91b72bace2335ccc7c9ed7e407247b583cf80fd7aa4971e715f5ae3649344675abf4db327c741283b61be31fc9cb0f2c727f65c9d38614ebe585625a383062902b6a709470ed0959a6807e41a704e03f48768f0956c36b3f11c604200000000000000") mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x800000000004, 0x20011, r4, 0x0) execveat(r4, &(0x7f0000000140)='./file0\x00', &(0x7f0000000300), &(0x7f00000003c0), 0x1000) r5 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r5, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=ANY=[@ANYBLOB="b80000f01100015500000000faffffff7e000001000000000000000000000000fe8040000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000ffffffff000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000c0010000000000000000000"], 0xb8}, 0x1}, 0x0) setsockopt$inet_msfilter(0xffffffffffffffff, 0x0, 0x29, &(0x7f00000001c0)={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x14, 0xbb}, 0x1, 0x8, [@dev={0xac, 0x14, 0x14, 0xc}, @multicast2=0xe0000002, @local={0xac, 0x14, 0x14, 0xaa}, @dev={0xac, 0x14, 0x14, 0xd}, @dev={0xac, 0x14, 0x14, 0x18}, @dev={0xac, 0x14, 0x14, 0x12}, @multicast1=0xe0000001, @rand_addr=0x3]}, 0x30) msync(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x4) mq_notify(r4, &(0x7f00000003c0)={0x0, 0x37, 0x1, @tid=r2}) [ 281.945336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 281.952591] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002e [ 281.960088] cgroup: cgroup_addrm_files: failed to add max, err=-12 2018/04/03 20:55:46 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r1 = getpgid(0x0) capset(&(0x7f0000000000)={0x0, r1}, &(0x7f0000000040)={0x8, 0xff, 0xd8, 0x4, 0x0, 0x2}) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x80004e24, 0x38, @local={0xfe, 0x80, [], 0xaa}, 0xfff}, 0x1c) [ 282.082682] FAULT_INJECTION: forcing a failure. [ 282.082682] name failslab, interval 1, probability 0, space 0, times 0 [ 282.093973] CPU: 0 PID: 19743 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 282.100991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.110347] Call Trace: [ 282.112938] dump_stack+0x1a7/0x27d [ 282.116574] ? arch_local_irq_restore+0x53/0x53 [ 282.121262] should_fail+0x914/0xae0 [ 282.124971] ? kstrdup+0x39/0x70 [ 282.128341] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 282.133437] ? cgroup_apply_control_enable+0x390/0xbc0 [ 282.138702] ? kernfs_iop_mkdir+0x153/0x1e0 [ 282.143011] ? vfs_mkdir+0x390/0x600 [ 282.146707] ? do_mkdirat+0x224/0x2b0 [ 282.150486] ? do_syscall_64+0x281/0x940 [ 282.154530] ? find_held_lock+0x35/0x1d0 [ 282.158578] ? find_held_lock+0x35/0x1d0 [ 282.162624] ? __lock_is_held+0xb6/0x140 [ 282.166681] ? check_same_owner+0x320/0x320 [ 282.170985] ? rcu_note_context_switch+0x710/0x710 [ 282.175898] ? rcu_read_lock_sched_held+0x108/0x120 [ 282.180900] should_failslab+0xec/0x120 [ 282.184859] kmem_cache_alloc+0x47/0x760 [ 282.188898] ? memcpy+0x45/0x50 [ 282.192159] ? kstrdup+0x59/0x70 [ 282.195515] __kernfs_new_node+0xe9/0x580 [ 282.199648] ? kernfs_dop_revalidate+0x380/0x380 [ 282.204384] ? memset+0x31/0x40 [ 282.207651] ? snprintf+0xc0/0xf0 [ 282.211086] ? vsprintf+0x40/0x40 [ 282.214520] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 282.219433] ? cgroup_file_name+0x1d0/0x1d0 [ 282.223739] kernfs_new_node+0x80/0xf0 [ 282.227614] __kernfs_create_file+0x4b/0x320 [ 282.232014] cgroup_addrm_files+0x3c5/0xa70 [ 282.236330] ? cgroup_file_write+0x710/0x710 [ 282.240726] ? cgroup_idr_replace+0x3f/0x50 [ 282.245040] ? __lock_is_held+0xb6/0x140 [ 282.249094] ? kasan_check_write+0x14/0x20 [ 282.253308] ? online_css+0x241/0x300 [ 282.257094] css_populate_dir+0x198/0x420 [ 282.261225] cgroup_apply_control_enable+0x390/0xbc0 [ 282.266316] ? cgroup_propagate_control+0x570/0x570 [ 282.271318] ? css_populate_dir+0x289/0x420 [ 282.275623] cgroup_mkdir+0x56f/0xfd0 [ 282.279400] ? __lock_is_held+0xb6/0x140 [ 282.283450] ? cgroup_destroy_locked+0x750/0x750 [ 282.288188] ? rcu_read_lock_sched_held+0x108/0x120 [ 282.293181] ? kmem_cache_free+0x258/0x2a0 [ 282.297398] ? set_nlink+0x95/0x120 [ 282.301006] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 282.305921] ? kasan_check_write+0x14/0x20 [ 282.310133] ? kernfs_get_active+0xb7/0xf0 [ 282.314345] ? cgroup_destroy_locked+0x750/0x750 [ 282.319082] kernfs_iop_mkdir+0x153/0x1e0 [ 282.323216] vfs_mkdir+0x390/0x600 [ 282.326743] do_mkdirat+0x224/0x2b0 [ 282.330356] ? SyS_mknod+0x40/0x40 [ 282.333878] ? ksys_mount+0xd4/0x120 [ 282.337572] ? do_syscall_64+0xb7/0x940 [ 282.341528] SyS_mkdir+0x22/0x30 [ 282.344874] ? SyS_mkdirat+0x30/0x30 [ 282.348565] do_syscall_64+0x281/0x940 [ 282.352430] ? vmalloc_sync_all+0x30/0x30 [ 282.356558] ? finish_task_switch+0x1b9/0x970 [ 282.361032] ? finish_task_switch+0x17a/0x970 [ 282.365507] ? syscall_return_slowpath+0x550/0x550 [ 282.370415] ? syscall_return_slowpath+0x2ac/0x550 [ 282.375324] ? prepare_exit_to_usermode+0x350/0x350 [ 282.381623] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 282.386969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 282.391801] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 282.396968] RIP: 0033:0x4552d9 [ 282.400139] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 282.407832] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 282.415080] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 282.422327] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:46 executing program 7: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='statm\x00') sendto$ax25(r0, &(0x7f0000000040)="9be5ed09c85c6fba2faead7c0d7e6757369b119b8de6dec11a19d85e0e29f116ecc68fd8b2bb6770135df3a141f5074a3d6a1d8957d996fbd62babc4044f9254f35e904b2345898a702bb3522c49bdbc0fd6d6184e589bbf6678683135a6a2061b15c54710a45dbf7d433b611002736ea5dc1b073f2e706e9fbff34fd245a40177ef31a748e398c0164c316c1b176523822c57f649336295e0f8ce2fdf3db30cf986ab93e8c6e60dbbaffc9788d4071bdc23ffed7e71e7cfee0b82764af6d85ed5126445247bbd0045af000a000b555b5cded0203d5b4c2e6e9324b5b7299f68f392b4748e6a676904b07e84f3c40d2ebee0a7a430", 0xf5, 0x40011, &(0x7f0000000140)={0x3, {"2f2c2f8e16fb3e"}, 0x8000}, 0x10) ioperm(0x4, 0xd5, 0x0) clone(0x8100, &(0x7f0000000600)="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", &(0x7f0000000240), &(0x7f00000001c0), &(0x7f0000000ac0)="53390fda8284d91b43a2d916880000000083c53254f05fa21c1f5c5cb28eab232665220b5d00000011680e9b361c6f18b0d23af8aeca56009d1e1ef716a40cd173e70fe3826b6fa92210d2988448d33ee45765c798316b5c761485d74e05624968c702eba33a99e6a5b3ed8b624ac1454a7586499cd10700000000000000b1e227c45e6ab11504eca6ee76127eaf48342e32348bc2c41d0527a72f0c6d6db201ad46292f258f45d629fbf38d6dd62efc02499ae31e8be9b895cbe61606f059b70be13b967f3b4ffb665a8c7097c0f5c6238331c9d8fb73f37ff96d2365d688dc60fcac54a40ac27f0cf69d9ba897ce0e") r1 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000180), 0x10) [ 282.429574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 282.436824] R13: 00000000000003ea R14: 00000000006f8e90 R15: 000000000000002f [ 282.444298] cgroup: cgroup_addrm_files: failed to add weight, err=-12 [ 282.445196] audit: type=1326 audit(1522788946.502:3): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=19732 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4552d9 code=0x0 2018/04/03 20:55:46 executing program 7: futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, &(0x7f000000b000)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x0, &(0x7f0000fd7ff0)={0x77359400}, &(0x7f0000048000), 0x0) nanosleep(&(0x7f0000000180)={0x0, 0x1c9c380}, &(0x7f00000001c0)) futex(&(0x7f000000cffc), 0x0, 0x4, &(0x7f0000000000)={0x77359400}, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f000000d000)={0x0, 0x7f}, &(0x7f0000048000), 0x0) r0 = syz_open_dev$sg(&(0x7f0000000040)='/dev/sg#\x00', 0x7a25, 0x0) ioctl$sock_bt_bnep_BNEPGETCONNLIST(r0, 0x800442d2, &(0x7f00000003c0)={0x7, &(0x7f00000002c0)=[{0x0, 0x0, 0x0, @dev}, {0x0, 0x0, 0x0, @link_local}, {}, {0x0, 0x0, 0x0, @remote}, {0x0, 0x0, 0x0, @dev}, {0x0, 0x0, 0x0, @local}, {0x0, 0x0, 0x0, @broadcast}]}) getsockopt$IP6T_SO_GET_ENTRIES(r0, 0x29, 0x41, &(0x7f0000000200)={'nat\x00', 0x76, "f061227d0de23fc06c2e1ccfc20e394c3f386ed0f3b89f994d578212e3522205bcaf64f59f9e567d467d3c8a9c09731ff004ccfcd26b06876923bc485e051fc3507576f95a2781f1427932a518fadda1c4803e80691d3db2978746e9b810aef2a1a7f4a4d0be0c8f5866b9ed0c1f565c5b8f18162813"}, &(0x7f0000000100)=0x9a) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r0, 0xc05c5340, &(0x7f0000000080)={0x3ff, 0xfffffffffffffff8, 0x4, {}, 0x400, 0x8000}) r1 = shmget(0x3, 0x2000, 0x400, &(0x7f0000ffe000/0x2000)=nil) shmctl$IPC_INFO(r1, 0x3, &(0x7f0000000140)=""/38) 2018/04/03 20:55:46 executing program 4: r0 = perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_GET_IRQCHIP(r0, 0xc208ae62, &(0x7f00000002c0)=@ioapic) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000000180)={0x0, @in={{0x2, 0x4e22, @loopback=0x7f000001}}, 0x3, 0x1}, &(0x7f00000000c0)=0x90) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000000100)={0x6, 0x202, 0x5, 0x52, r3}, &(0x7f00000003c0)=0x10) [ 282.530798] device lo entered promiscuous mode 2018/04/03 20:55:46 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x2000000000}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:46 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000f64fa8)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4543(rfc4106(rfc4543(authenc(rmd128-generic,ecb-des3_ede-asm)'}, 0x58) r1 = syz_open_dev$sndmidi(&(0x7f00000000c0)='/dev/snd/midiC#D#\x00', 0x20, 0x210000) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r1, 0xc0145401, &(0x7f0000000140)={0xffffffffffffffff, 0x1, 0x8, 0x3, 0x9}) r2 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/rfkill\x00', 0x190ffe, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r2, 0xae44, 0x4) getpeername(0xffffffffffffffff, &(0x7f0000000000)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, &(0x7f0000000080)=0x80) r3 = shmget$private(0x0, 0x3000, 0x54000030, &(0x7f0000ffc000/0x3000)=nil) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r1, 0x80045300, &(0x7f0000000180)) shmctl$SHM_UNLOCK(r3, 0xc) ioctl$KVM_SET_GSI_ROUTING(r1, 0x4008ae6a, &(0x7f0000000200)={0x3, 0x0, [{0xffffffffffffffe0, 0x6, 0x0, 0x0, @msi={0x3d0b, 0x4d8f0fdd, 0x5645}}, {0x3, 0x3, 0x0, 0x0, @msi={0x1, 0x7fff, 0x4}}, {0x8, 0x3, 0x0, 0x0, @adapter={0xff, 0x8, 0x7, 0x80000000, 0xfffffffffffff40d}}]}) 2018/04/03 20:55:46 executing program 5: r0 = syz_open_dev$tun(&(0x7f0000000280)='/dev/net/tun\x00', 0x0, 0x0) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x11) ioctl$KVM_GET_MSRS(r1, 0xc008ae88, &(0x7f0000000100)={0x7, 0x0, [{}, {}, {}, {}, {}, {}, {}]}) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f000031f000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"d202b999cf85000000000088f301e710", 0x102}) r2 = epoll_create(0x401) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f0000000040)) [ 282.603201] device lo left promiscuous mode [ 282.621006] device lo entered promiscuous mode [ 282.626780] audit: type=1326 audit(1522788946.603:4): auid=4294967295 uid=0 gid=0 ses=4294967295 pid=19732 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4552d9 code=0x0 2018/04/03 20:55:47 executing program 7: socketpair(0x1, 0x80007, 0x1, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SNDRV_CTL_IOCTL_CARD_INFO(r0, 0x81785501, &(0x7f0000000080)=""/70) r1 = syz_open_dev$dspn(&(0x7f0000004ff6)='/dev/dsp#\x00', 0x1, 0x0) read(r1, &(0x7f0000000000)=""/4, 0xffffffad) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100)={0x0}, &(0x7f0000000140)=0xc) ptrace$getenv(0x4201, r2, 0x3f, &(0x7f0000000180)) ioctl$int_in(r1, 0x800000c004500a, &(0x7f0000006ff8)) mmap$binder(&(0x7f000044e000/0x4000)=nil, 0x4000, 0x1, 0x12, r1, 0x0) 2018/04/03 20:55:47 executing program 1: r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/qat_adf_ctl\x00', 0x80002, 0x0) setsockopt$bt_BT_RCVMTU(r0, 0x112, 0xd, &(0x7f0000000180)=0x1, 0x2) ioctl$sock_bt_hidp_HIDPGETCONNLIST(r0, 0x800448d2, &(0x7f0000000140)={0x6, &(0x7f0000000300)=[{}, {}, {}, {}, {}, {}]}) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000ff7)='/dev/ppp\x00', 0x0, 0x0) ioctl$EVIOCGPROP(r1, 0xc004743e, &(0x7f0000000000)=""/246) ioctl$sock_bt_hidp_HIDPGETCONNLIST(0xffffffffffffffff, 0x800448d2, &(0x7f0000000000)={0x1, &(0x7f0000000240)=[{}]}) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000200)={0x0, 0x75a0}, &(0x7f00000001c0)=0x8) ioctl$EVIOCGREP(r1, 0x40107447, &(0x7f0000000000)=""/174) 2018/04/03 20:55:47 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/rfkill\x00', 0x40000, 0x0) ioctl$EVIOCGRAB(r0, 0x40044590, &(0x7f0000000100)=0x10000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) fcntl$setstatus(r1, 0x4, 0x2000) openat$audio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio\x00', 0x80040, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:47 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000380)={0x8, 0x7fff, 0xc, 0x3, 0x4001c, 0xffffffffffffffff, 0x2}, 0x2c) fcntl$getownex(r0, 0x10, &(0x7f0000000540)) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup\x00', 0x200002, 0x0) r2 = openat$cgroup_int(r1, &(0x7f0000000040)='io.weight\x00', 0x2, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(ecb-twofish-3way)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7295df0df8217ad4000000000000000e6", 0x20) r4 = accept$alg(r3, 0x0, 0x0) sendmsg(r4, &(0x7f0000000000)={&(0x7f0000000680)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @rand_addr}}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000001940)="6cd93bdf93938aa5573139a9d9921c2f47f247d59454541e066c5c1ad30905296d8c9a023b451fd1ee5edbc80e5f774b82ccc98c459498c7e5bf4e07add3e340fd0de382ad0a23f7e533b6cea89b890aae913c74de5a7da23398be4863fe1fe85bcacb797f1d5557cab6f55f9c120e10aaf574bc4c0d99153ccb7d", 0x7b}], 0x1}, 0x20008080) read(r4, &(0x7f0000000280)=""/219, 0x1e) sendmmsg$alg(r4, &(0x7f0000000200)=[{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f0000000900)="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", 0x1000}], 0x1, &(0x7f0000000000)}], 0x1, 0x0) recvmsg(r4, &(0x7f0000000500)={&(0x7f0000000100)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, 0x80, &(0x7f00000003c0)=[{&(0x7f00000037c0)=""/4096, 0x1000}, {&(0x7f00000007c0)=""/106, 0x6a}], 0x2, &(0x7f0000000400)=""/203, 0xcb}, 0x10000) write$cgroup_int(r2, &(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00'], 0x5) openat$autofs(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/autofs\x00', 0x40c0, 0x0) 2018/04/03 20:55:47 executing program 0: r0 = socket(0x7, 0x2000000000800003, 0x13a8) connect(r0, &(0x7f00000000c0)=@ipx={0x4, 0xfd4, 0x6777, "325ab07eb8e1", 0x2}, 0x80) socket$inet6_dccp(0xa, 0x6, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000040)={'bridge0\x00', &(0x7f0000000140)=ANY=[]}) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f0000000140)={'filter\x00', 0x29, "a769314f3e96da8b35360ae6e3598b95af0d52f1b267c4ddb5e86e9251fb35fe5a1bf79580b6ef5bf4"}, &(0x7f0000000000)=0x4d) 2018/04/03 20:55:47 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23, 0x2002000, @empty, 0x7}, 0x1c) link(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') connect$inet6(r0, &(0x7f0000000080)={0xa, 0x8000000000004e23, 0x0, @loopback={0x0, 0x1}, 0x1}, 0x248) semget(0x3, 0x0, 0x310) 2018/04/03 20:55:47 executing program 2 (fault-call:4 fault-nth:48): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:47 executing program 5: r0 = socket$inet_icmp(0x2, 0x2, 0x1) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000000000)=0x0) fcntl$setownex(r0, 0xf, &(0x7f0000000040)={0x1, r1}) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f000051cff6)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCPKT(r2, 0x5420, &(0x7f0000943ffc)=0xa35) read(r2, &(0x7f00003fefff)=""/1, 0x1) r3 = gettid() socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000029000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r2, &(0x7f0000dcdff0)=[{&(0x7f0000cd8000)=""/1, 0x1}], 0x1) ioctl$int_in(r4, 0x5452, &(0x7f0000b28000)=0x3c) write$cgroup_type(0xffffffffffffffff, &(0x7f00000002c0)='threaded\x00', 0x9) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000fb9000)) fcntl$setsig(r4, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r5}], 0x1, 0xfffffffffffffff8) ioctl$TCSETSF(r2, 0x5404, &(0x7f0000000080)) r6 = dup2(r4, r5) fcntl$setown(r6, 0x8, r3) ptrace$cont(0xffffffffffffffff, 0x0, 0x0, 0x8) tkill(r3, 0x16) [ 283.524448] QAT: Invalid ioctl [ 283.524975] FAULT_INJECTION: forcing a failure. [ 283.524975] name failslab, interval 1, probability 0, space 0, times 0 [ 283.538959] CPU: 1 PID: 19797 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 283.545960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.555306] Call Trace: [ 283.557889] dump_stack+0x1a7/0x27d [ 283.561517] ? arch_local_irq_restore+0x53/0x53 [ 283.566197] should_fail+0x914/0xae0 [ 283.567327] QAT: Invalid ioctl [ 283.569906] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 283.569920] ? trace_event_raw_event_lock+0x340/0x340 [ 283.569936] ? rb_first_postorder+0xa0/0xa0 [ 283.569951] ? trace_event_raw_event_lock+0x340/0x340 [ 283.569964] ? trace_hardirqs_off+0x10/0x10 [ 283.597183] ? find_held_lock+0x35/0x1d0 [ 283.601257] ? __lock_is_held+0xb6/0x140 [ 283.605338] ? check_same_owner+0x320/0x320 [ 283.609669] ? rcu_note_context_switch+0x710/0x710 [ 283.614608] should_failslab+0xec/0x120 [ 283.618587] __kmalloc_track_caller+0x5f/0x760 [ 283.623175] ? kstrdup_const+0x39/0x50 [ 283.627062] kstrdup+0x39/0x70 [ 283.630249] kstrdup_const+0x39/0x50 [ 283.633959] __kernfs_new_node+0xa9/0x580 [ 283.638108] ? kernfs_dop_revalidate+0x380/0x380 [ 283.642873] ? snprintf+0xc0/0xf0 [ 283.646323] ? vsprintf+0x40/0x40 [ 283.649773] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 283.654698] ? cgroup_file_name+0x1d0/0x1d0 [ 283.659021] kernfs_new_node+0x80/0xf0 [ 283.662900] __kernfs_create_file+0x4b/0x320 [ 283.667306] cgroup_addrm_files+0x3c5/0xa70 [ 283.671629] ? cgroup_file_write+0x710/0x710 [ 283.676044] ? cgroup_idr_replace+0x3f/0x50 [ 283.680369] ? __lock_is_held+0xb6/0x140 [ 283.684436] ? kasan_check_write+0x14/0x20 [ 283.688662] ? online_css+0x241/0x300 [ 283.692853] css_populate_dir+0x198/0x420 [ 283.696986] cgroup_apply_control_enable+0x390/0xbc0 [ 283.702076] ? cgroup_propagate_control+0x570/0x570 [ 283.707077] ? css_populate_dir+0x289/0x420 [ 283.711382] cgroup_mkdir+0x56f/0xfd0 [ 283.715162] ? __lock_is_held+0xb6/0x140 [ 283.719205] ? cgroup_destroy_locked+0x750/0x750 [ 283.723938] ? rcu_read_lock_sched_held+0x108/0x120 [ 283.728932] ? kmem_cache_free+0x258/0x2a0 [ 283.733148] ? set_nlink+0x95/0x120 [ 283.736753] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 283.741659] ? kasan_check_write+0x14/0x20 [ 283.745873] ? kernfs_get_active+0xb7/0xf0 [ 283.750087] ? cgroup_destroy_locked+0x750/0x750 [ 283.754821] kernfs_iop_mkdir+0x153/0x1e0 [ 283.758952] vfs_mkdir+0x390/0x600 [ 283.762474] do_mkdirat+0x224/0x2b0 [ 283.766082] ? SyS_mknod+0x40/0x40 [ 283.769601] ? ksys_mount+0xd4/0x120 [ 283.773292] ? do_syscall_64+0xb7/0x940 [ 283.777246] SyS_mkdir+0x22/0x30 [ 283.780589] ? SyS_mkdirat+0x30/0x30 [ 283.784280] do_syscall_64+0x281/0x940 [ 283.788145] ? vmalloc_sync_all+0x30/0x30 [ 283.792270] ? kasan_check_write+0x14/0x20 [ 283.796486] ? finish_task_switch+0x284/0x970 [ 283.800960] ? syscall_return_slowpath+0x550/0x550 [ 283.805867] ? syscall_return_slowpath+0x2ac/0x550 [ 283.810773] ? prepare_exit_to_usermode+0x350/0x350 [ 283.815771] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 283.821116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.825948] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 283.831115] RIP: 0033:0x4552d9 [ 283.834288] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 283.841977] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 283.849225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 283.856473] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 283.863722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 2018/04/03 20:55:47 executing program 3: r0 = syz_open_dev$binder(&(0x7f00000000c0)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000180)='/dev/snd/midiC#D#\x00', 0xd967, 0x0) ioctl$EVIOCGPHYS(r1, 0x80404507, &(0x7f0000000140)=""/52) ppoll(&(0x7f0000000000)=[{r0}], 0x1, &(0x7f0000000040)={0x0, 0x989680}, &(0x7f0000000080), 0x8) ioctl$BINDER_THREAD_EXIT(r0, 0x40046208, 0x0) 2018/04/03 20:55:47 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) getrlimit(0xc, &(0x7f0000000040)) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0x3f, &(0x7f00000002c0)=""/208, &(0x7f00000000c0)=0xd0) 2018/04/03 20:55:47 executing program 1: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x0, 0x3e3, 0x0, 0x0, 0x200000000000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x10000003, 0x0, 0xffffffff7fffffff, 0x0, 0x0, 0xe0d6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8b73, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_config_ext={0x1, 0xffffffff}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = add_key(&(0x7f0000000040)='trusted\x00', &(0x7f0000000080)={0x73, 0x79, 0x7a, 0x3}, 0x0, 0x0, 0xffffffffffffffff) r2 = add_key(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={0x73, 0x79, 0x7a, 0x1}, &(0x7f0000000280)="0b1463d867aa3e00a11fb3c5710974e303c9d1b05bd7311378875432a67bff2993032f589a2660be5fee5ba72ac304e077dd2d298a63d9", 0x37, 0xfffffffffffffffc) keyctl$instantiate(0xc, r1, &(0x7f0000000180)="e0c5851bee811ba46adb08200f592f626868c8fa92b351514c61d86abe2578fbc95f4b75c067bc16ef78d8d024833c7ff0fa10ca2a8f8b8457970e060364bce270c374e8ed678e4697ff28eac607d44002a363b89c8698c96562beb88d707dd3f3704b6220712bda12d2b09612d8d96837c842dcbee0d76a02e5b3523dbf8a249b6fe7222d2cd9d4de9198c0fa8d5867175eb345ebfbd5567e539606a74a397071e1a9d03fa0e61566c251110b814baa4a674e2383d11e92a49a9126144bf20f240317ded04b410cb10f", 0xca, r2) r3 = getpid() r4 = syz_open_procfs(r3, &(0x7f0000000140)='net/fib_trie\x00') sendfile(r0, r4, &(0x7f0000000000)=0x20000000, 0x80000007ff) readahead(r4, 0x48ae, 0x5) 2018/04/03 20:55:47 executing program 6: r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x81, 0x8001) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r0, 0x4010640d, &(0x7f0000000040)={0x2, 0x3}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r1, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) [ 283.870972] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000030 [ 283.878457] cgroup: cgroup_addrm_files: failed to add weight, err=-12 2018/04/03 20:55:48 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x1004000000004) socketpair$inet(0x2, 0x0, 0x2, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000040)=[@in={0x2, 0x4e23, @rand_addr=0x5}, @in={0x2, 0x4e23, @rand_addr=0x100}, @in6={0xa, 0x4e21, 0xfffffffffffffff9, @dev={0xfe, 0x80, [], 0x17}, 0x9}], 0x3c) writev(r0, &(0x7f0000096000)=[{&(0x7f00005a5000)="580000001400192340a14b80fd0d8c560a0600000000e076000543d8d8fe5800000024ca7f4f643e8900050028635a000510f5100002000000000000001c04ed5dfffff500002f000d000100040408000004ff0000000005", 0x58}], 0x1) chdir(&(0x7f0000000080)='./file0\x00') getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000100)={{{@in6=@mcast2, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@ipv4}}, &(0x7f0000000200)=0xe8) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000300)={{{@in6=@remote, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@ipv4={[], [], @multicast2}}}, &(0x7f0000000400)=0xe8) sendmsg$nl_route(r0, &(0x7f0000000500)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20000200}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)=@delneigh={0x58, 0x1d, 0x2, 0x70bd27, 0x25dfdbfb, {0x0, 0x0, 0x0, r2, 0x81, 0x5, 0xb}, [@NDA_IFINDEX={0x8, 0x8, r3}, @NDA_MASTER={0x8, 0x9, 0x1}, @NDA_LINK_NETNSID={0x8, 0xa, 0x9}, @NDA_LINK_NETNSID={0x8, 0xa, 0x7}, @NDA_DST_IPV6={0x14, 0x1, @dev={0xfe, 0x80, [], 0x16}}, @NDA_PORT={0x8, 0x6, 0x4e22}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x20004840) 2018/04/03 20:55:48 executing program 2 (fault-call:4 fault-nth:49): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:48 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='pids.events\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r0, 0x408c5333, &(0x7f00000000c0)={0x10000, 0x7, 0x9, 'queue1\x00', 0x7}) syz_emit_ethernet(0x8f, &(0x7f0000000240)={@random="a16e8aa67acf", @local={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff}, [{[], {0x8100, 0x9c2, 0x77a8, 0x2}}], {@mpls_mc={0x8848, {[{0xa3b1, 0x0, 0x400, 0x10000000000000}, {0x7, 0x3fe, 0x0, 0x9}, {0x3bf, 0x40, 0x80000, 0x10000}, {0x40, 0x2, 0x5, 0x8}, {0x69, 0x1, 0x81, 0x80000001}, {0x8, 0xfc, 0x6, 0x8001}], @generic="2171b5642df3f8d9304d18bf0e3a47599ccaef4fec6a4ca384344c5dec221d24696f046cc2a9e5209e7a35262635124b1a3c33d195ded94146c62947f6b265f10eac91c468d00a22f5e4469c040df5f1d54d9bb4000bb9ce0fdf64912dd453ff962018cca5"}}}}, &(0x7f000038eff4)={0x0, 0x0, [0x0, 0x0, 0x4]}) 2018/04/03 20:55:48 executing program 3: openat$autofs(0xffffffffffffff9c, &(0x7f0000000100)='/dev/autofs\x00', 0x0, 0x0) mknod(&(0x7f0000f80000)='./file0\x00', 0x0, 0x0) open$dir(&(0x7f00003e8ff8)='./file0\x00', 0x0, 0x0) syz_open_dev$tun(&(0x7f0000589000)='/dev/net/tun\x00', 0x0, 0x0) pipe(&(0x7f0000000040)) r0 = socket$inet6_udp(0xa, 0x2, 0x0) timerfd_create(0x0, 0x0) signalfd4(r0, &(0x7f00000000c0)={0x1}, 0x8, 0x80800) syz_open_procfs(0x0, &(0x7f00006c6ff7)='net/igmp\x00') syz_open_procfs(0x0, &(0x7f0000000080)='attr\x00') socket$inet6_tcp(0xa, 0x1, 0x0) socket$unix(0x1, 0x200000000005, 0x0) syz_open_dev$sndseq(&(0x7f0000000200)='/dev/snd/seq\x00', 0x0, 0x0) pselect6(0x40, &(0x7f00003e0000), &(0x7f0000000000), &(0x7f0000e90000), &(0x7f0000000000)={0x77359400}, &(0x7f0000e85ff0)={&(0x7f0000c71ff8), 0x8}) [ 284.021009] FAULT_INJECTION: forcing a failure. [ 284.021009] name failslab, interval 1, probability 0, space 0, times 0 [ 284.032426] CPU: 0 PID: 19836 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 284.039443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.048787] Call Trace: [ 284.051359] dump_stack+0x1a7/0x27d [ 284.054976] ? arch_local_irq_restore+0x53/0x53 [ 284.059643] should_fail+0x914/0xae0 [ 284.063344] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.068428] ? trace_event_raw_event_lock+0x340/0x340 [ 284.073607] ? rb_first_postorder+0xa0/0xa0 [ 284.077916] ? trace_event_raw_event_lock+0x340/0x340 [ 284.083092] ? trace_hardirqs_off+0x10/0x10 [ 284.087402] ? find_held_lock+0x35/0x1d0 [ 284.091452] ? __lock_is_held+0xb6/0x140 [ 284.095511] ? check_same_owner+0x320/0x320 [ 284.099819] ? rcu_note_context_switch+0x710/0x710 [ 284.104744] should_failslab+0xec/0x120 [ 284.108702] __kmalloc_track_caller+0x5f/0x760 [ 284.113272] ? kstrdup_const+0x39/0x50 [ 284.117147] kstrdup+0x39/0x70 [ 284.120325] kstrdup_const+0x39/0x50 [ 284.124041] __kernfs_new_node+0xa9/0x580 [ 284.128178] ? kernfs_dop_revalidate+0x380/0x380 [ 284.132917] ? memset+0x31/0x40 [ 284.136189] ? snprintf+0xc0/0xf0 [ 284.139625] ? vsprintf+0x40/0x40 [ 284.143063] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 284.147980] ? cgroup_file_name+0x1d0/0x1d0 [ 284.152289] kernfs_new_node+0x80/0xf0 [ 284.156164] __kernfs_create_file+0x4b/0x320 [ 284.160562] cgroup_addrm_files+0x3c5/0xa70 [ 284.164879] ? cgroup_file_write+0x710/0x710 [ 284.169279] ? cgroup_idr_replace+0x3f/0x50 [ 284.173588] ? __lock_is_held+0xb6/0x140 [ 284.177644] ? kasan_check_write+0x14/0x20 [ 284.181860] ? online_css+0x241/0x300 [ 284.185649] css_populate_dir+0x198/0x420 [ 284.189785] cgroup_apply_control_enable+0x390/0xbc0 [ 284.194884] ? cgroup_propagate_control+0x570/0x570 [ 284.199893] ? css_populate_dir+0x289/0x420 [ 284.204203] cgroup_mkdir+0x56f/0xfd0 [ 284.207984] ? __lock_is_held+0xb6/0x140 [ 284.212049] ? cgroup_destroy_locked+0x750/0x750 [ 284.216788] ? rcu_read_lock_sched_held+0x108/0x120 [ 284.221788] ? kmem_cache_free+0x258/0x2a0 [ 284.226015] ? set_nlink+0x95/0x120 [ 284.229635] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 284.234556] ? kasan_check_write+0x14/0x20 [ 284.238772] ? kernfs_get_active+0xb7/0xf0 [ 284.242996] ? cgroup_destroy_locked+0x750/0x750 [ 284.247751] kernfs_iop_mkdir+0x153/0x1e0 [ 284.251887] vfs_mkdir+0x390/0x600 [ 284.255420] do_mkdirat+0x224/0x2b0 [ 284.259043] ? SyS_mknod+0x40/0x40 [ 284.262572] ? ksys_mount+0xd4/0x120 [ 284.266275] ? do_syscall_64+0xb7/0x940 [ 284.270237] SyS_mkdir+0x22/0x30 [ 284.273586] ? SyS_mkdirat+0x30/0x30 [ 284.277280] do_syscall_64+0x281/0x940 [ 284.281151] ? vmalloc_sync_all+0x30/0x30 [ 284.285282] ? finish_task_switch+0x1b9/0x970 [ 284.289756] ? finish_task_switch+0x17a/0x970 [ 284.294234] ? syscall_return_slowpath+0x550/0x550 [ 284.299149] ? syscall_return_slowpath+0x2ac/0x550 [ 284.304059] ? prepare_exit_to_usermode+0x350/0x350 [ 284.309059] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 284.314412] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 284.319243] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 284.324413] RIP: 0033:0x4552d9 [ 284.327585] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 284.335279] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 284.342529] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 284.349781] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 284.357037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 284.364288] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000031 [ 284.371784] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/04/03 20:55:48 executing program 0: pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) r3 = memfd_create(&(0x7f00000005c0)='system_u:object_r:tty_device_t:s0\x00', 0x4) fallocate(r3, 0x0, 0xa7b3, 0x1) pwritev(r3, &(0x7f00000002c0)=[{&(0x7f00000001c0)='\a', 0x1}], 0x1, 0x0) signalfd(r1, &(0x7f0000000100)={0x20000}, 0x8) lseek(r3, 0x0, 0x4) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000bc8000)={0xaa}) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000d62fe0)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) write$sndseq(r1, &(0x7f0000011fd2), 0x0) write$selinux_validatetrans(0xffffffffffffffff, &(0x7f0000000500)=ANY=[], 0x0) read(r0, &(0x7f000022e000)=""/74, 0x4a) write$selinux_context(r1, &(0x7f0000000000)='system_u:object_r:tty_device_t:s0\x00', 0x22) getsockname$llc(r3, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000580)=0x10) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c06, 0xffffffffffffffff) perf_event_open$cgroup(&(0x7f0000000200)={0x7, 0x70, 0x1281, 0x3, 0xdc0, 0x6, 0x0, 0x3, 0x0, 0x8, 0xc082, 0x4, 0x100, 0x2, 0x8, 0x6, 0x400, 0x100000001, 0x2, 0x6, 0xfffffffffffffff7, 0x8, 0x66, 0x4, 0x0, 0x9, 0x6, 0x6, 0x80, 0x2, 0x7fff, 0xf4, 0xc8, 0x5, 0x9d, 0x0, 0xb8, 0x44c, 0x0, 0x7, 0x2, @perf_bp={&(0x7f0000000140), 0x2}, 0x1000, 0xfcd, 0xa5, 0x6, 0x0, 0x8000, 0x8f}, 0xffffffffffffffff, 0x2, r1, 0x8) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f00000000c0)) ioctl$DRM_IOCTL_ADD_BUFS(r1, 0xc0206416, &(0x7f0000000600)={0x10001, 0x7, 0x8, 0x9c96, 0x4, 0x8}) io_cancel(0x0, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x7, 0x0, 0xffffffffffffffff, &(0x7f0000000700)="c4af87e5166a0ce20000000000000400bd83d8e191d24f99deb2ff4b5c076fe2652b42ced96cd71c418790c341befe48c931d1606900000000000000000000000000", 0x42, 0x8, 0x0, 0x1}, &(0x7f00000009c0)) setsockopt$IP_VS_SO_SET_FLUSH(0xffffffffffffffff, 0x0, 0x485, 0x0, 0x0) clone(0x0, &(0x7f0000001f37), &(0x7f0000000040), &(0x7f0000001000), &(0x7f0000007000)) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000480)=0x0) capget(&(0x7f00000004c0)={0x399f1336, r4}, &(0x7f0000000500)={0x3, 0x5e31, 0x10001, 0x7fff, 0x0, 0x80000001}) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000300)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, 0x80, &(0x7f0000000400)=[{&(0x7f0000000180)=""/48, 0x30}, {&(0x7f0000000380)=""/40, 0x28}, {&(0x7f00000003c0)=""/23, 0x17}], 0x3, 0x0, 0x0, 0x101}, 0x10000) getegid() ioctl$DRM_IOCTL_MODE_SETCRTC(0xffffffffffffffff, 0xc06864a2, &(0x7f0000000280)={&(0x7f0000000000)=[0x3], 0x1, 0x1, 0x10001, 0x40002, 0x0, 0xffffffff00000001, {0x0, 0x0, 0x0, 0x9, 0x0, 0x4961cce9, 0x0, 0x564, 0x6, 0x2bda, 0x5df5, 0x80000000000000, 0x0, 0x8, "286dedf9ab4eec0234d1b8972e30564d1c62924ba7df4e99dc0f83449ee0e054"}}) 2018/04/03 20:55:48 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd6, 0x0, 0x0, 0x1f, 0x0, 0x8, 0x0, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000ffffffff0000000000000000000000fdffffffff00000000000000000000000000000000000000000000f604000010000000000000000000"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:48 executing program 5: r0 = syz_open_dev$usbmon(&(0x7f00004b7000)='/dev/usbmon#\x00', 0x0, 0x0) r1 = gettid() socketpair$unix(0x1, 0x5, 0x0, &(0x7f000053b000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r2, 0x2000000005452, &(0x7f0000008ff8)=0x3f) fcntl$setown(r2, 0x8, r1) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) read$eventfd(r0, &(0x7f0000745000), 0x8) fcntl$setsig(r2, 0xa, 0x12) pread64(r0, &(0x7f0000000040)=""/234, 0xea, 0x0) poll(&(0x7f0000027ff8)=[{r3}], 0x1, 0x8000) dup3(r2, r3, 0x0) tkill(r1, 0x16) fchmod(r2, 0x40) 2018/04/03 20:55:48 executing program 3: memfd_create(&(0x7f0000000540)='\x00', 0x0) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000005c0)='/selinux/enforce\x00', 0x0, 0x0) r1 = openat$vsock(0xffffffffffffff9c, &(0x7f00001b3000)='/dev/vhost-vsock\x00', 0x2, 0x0) ioctl$VHOST_SET_LOG_BASE(r1, 0xaf01, &(0x7f0000307000)=&(0x7f0000989fff)) ioctl$VHOST_SET_MEM_TABLE(r1, 0x4008af03, &(0x7f00000000c0)=ANY=[@ANYRES64=r0, @ANYBLOB="7d303116050000001b99bec708b4a88240f8d6e66357b51d100081bfedf704ae132e9b9b7b695836055eaa9b06652d65d105a8d0863fc22056cbf6506617ed3c75033af467"]) close(r1) 2018/04/03 20:55:48 executing program 2 (fault-call:4 fault-nth:50): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:48 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = getpgrp(0x0) fcntl$setownex(r0, 0xf, &(0x7f0000000040)={0x0, r1}) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f0000000100)={'filter\x00', 0xa1, "04bc7ee4f77bb3520caa15fbfe296e0fcc2efc440a44199b1dc3cc1bb53b9e0ba0a448d3d7dfbe228049e6e37d5a3fe217a613c64d10e41fce7314635f58ecd8ed87a5bd9154ccbe629bf3924e4a8a42be8cb9d3bea67fd76cee8c4597a046ce3f00534bcf6dbccecdcced640a5619d385faf62b1fc6df718d8435cfec5ac6752f70ff5592b8386cf9ca43c159ed9e7577834d713ddc0b61ab4500063826035f3f"}, &(0x7f0000000200)=0xc5) sendto$inet(r0, &(0x7f0000000280), 0xfffffffffffffe74, 0x20008045, &(0x7f0000000240)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x408100, 0x0) fcntl$setsig(r0, 0xa, 0x11) ioctl$int_in(r0, 0x5452, &(0x7f0000000000)=0xfffffffffffffffc) sendto$inet(r0, &(0x7f0000260000)="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", 0x1281, 0x3fff, 0x0, 0x0) 2018/04/03 20:55:48 executing program 7: r0 = timerfd_create(0x6, 0x847fe) read(0xffffffffffffffff, &(0x7f0000000040)=""/172, 0xac) perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ppoll(&(0x7f0000000100)=[{r0, 0x410}], 0x1, &(0x7f0000000140), &(0x7f0000000180)={0xec}, 0x8) 2018/04/03 20:55:48 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) [ 284.870928] FAULT_INJECTION: forcing a failure. [ 284.870928] name failslab, interval 1, probability 0, space 0, times 0 [ 284.882208] CPU: 1 PID: 19864 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 284.889224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.898576] Call Trace: [ 284.901166] dump_stack+0x1a7/0x27d [ 284.904794] ? arch_local_irq_restore+0x53/0x53 [ 284.909472] should_fail+0x914/0xae0 [ 284.913183] ? kstrdup+0x39/0x70 [ 284.916547] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 284.921647] ? cgroup_apply_control_enable+0x390/0xbc0 [ 284.926925] ? kernfs_iop_mkdir+0x153/0x1e0 [ 284.931242] ? vfs_mkdir+0x390/0x600 [ 284.934939] ? do_mkdirat+0x224/0x2b0 [ 284.938722] ? SyS_mkdir+0x22/0x30 [ 284.942245] ? do_syscall_64+0x281/0x940 [ 284.946292] ? find_held_lock+0x35/0x1d0 [ 284.950340] ? find_held_lock+0x35/0x1d0 [ 284.954387] ? __lock_is_held+0xb6/0x140 [ 284.958439] ? check_same_owner+0x320/0x320 [ 284.962748] ? rcu_note_context_switch+0x710/0x710 [ 284.967655] ? rcu_read_lock_sched_held+0x108/0x120 [ 284.972657] should_failslab+0xec/0x120 [ 284.976613] kmem_cache_alloc+0x47/0x760 [ 284.980655] ? memcpy+0x45/0x50 [ 284.983917] ? kstrdup+0x59/0x70 [ 284.987273] __kernfs_new_node+0xe9/0x580 [ 284.991405] ? kernfs_dop_revalidate+0x380/0x380 [ 284.996151] ? snprintf+0xc0/0xf0 [ 284.999581] ? vsprintf+0x40/0x40 [ 285.003018] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.007936] ? cgroup_file_name+0x1d0/0x1d0 [ 285.012237] kernfs_new_node+0x80/0xf0 [ 285.016106] __kernfs_create_file+0x4b/0x320 [ 285.020500] cgroup_addrm_files+0x3c5/0xa70 [ 285.024809] ? cgroup_file_write+0x710/0x710 [ 285.029206] ? cgroup_idr_replace+0x3f/0x50 [ 285.033515] ? __lock_is_held+0xb6/0x140 [ 285.037568] ? kasan_check_write+0x14/0x20 [ 285.041780] ? online_css+0x241/0x300 [ 285.045566] css_populate_dir+0x198/0x420 [ 285.049698] cgroup_apply_control_enable+0x390/0xbc0 [ 285.054786] ? cgroup_propagate_control+0x570/0x570 [ 285.059787] ? css_populate_dir+0x289/0x420 [ 285.064092] cgroup_mkdir+0x56f/0xfd0 [ 285.067871] ? __lock_is_held+0xb6/0x140 [ 285.071917] ? cgroup_destroy_locked+0x750/0x750 [ 285.076653] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.081647] ? kmem_cache_free+0x258/0x2a0 [ 285.085863] ? set_nlink+0x95/0x120 [ 285.089472] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.094382] ? kasan_check_write+0x14/0x20 [ 285.098595] ? kernfs_get_active+0xb7/0xf0 [ 285.102805] ? cgroup_destroy_locked+0x750/0x750 [ 285.107540] kernfs_iop_mkdir+0x153/0x1e0 [ 285.111672] vfs_mkdir+0x390/0x600 [ 285.115194] do_mkdirat+0x224/0x2b0 [ 285.118804] ? SyS_mknod+0x40/0x40 [ 285.122324] ? ksys_mount+0xd4/0x120 [ 285.126023] ? do_syscall_64+0xb7/0x940 [ 285.129985] SyS_mkdir+0x22/0x30 [ 285.133330] ? SyS_mkdirat+0x30/0x30 [ 285.137028] do_syscall_64+0x281/0x940 [ 285.140894] ? vmalloc_sync_all+0x30/0x30 [ 285.145027] ? finish_task_switch+0x1b9/0x970 [ 285.149498] ? finish_task_switch+0x17a/0x970 [ 285.153972] ? syscall_return_slowpath+0x550/0x550 [ 285.158879] ? syscall_return_slowpath+0x2ac/0x550 [ 285.163791] ? prepare_exit_to_usermode+0x350/0x350 [ 285.168789] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 285.174226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.179052] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.184218] RIP: 0033:0x4552d9 [ 285.187384] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 285.195072] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 285.202319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 285.209565] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:49 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e23, 0x9, @local={0xfe, 0x80, [], 0xaa}, 0x3fd}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:49 executing program 1: perf_event_open(&(0x7f0000348f88)={0x2, 0x70, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000d1c000)=0x2c, 0x4) r1 = socket$packet(0x11, 0x2, 0x300) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000280)={0xffffffffffffffff}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000380)={{{@in=@multicast2, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@loopback}}, &(0x7f00000002c0)=0xe8) ioctl$sock_inet6_SIOCSIFDSTADDR(r2, 0x8918, &(0x7f0000000480)={@loopback={0x0, 0x1}, 0x4e, r3}) r4 = socket$inet(0x2, 0x0, 0x1) setsockopt$IP_VS_SO_SET_FLUSH(r4, 0x0, 0x485, 0x0, 0x0) getitimer(0x2, &(0x7f0000000340)) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000580)={'bond0\x00', r3}) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2040001}, 0xc, &(0x7f0000000080)={&(0x7f0000000200)=@dellink={0x3c, 0x11, 0x1, 0x70bd29, 0xb, {0x0, 0x0, 0x0, r5, 0x21800, 0x8000}, [@IFLA_CARRIER_CHANGES={0x8, 0x23, 0xfffffffffffffff7}, @IFLA_PHYS_SWITCH_ID={0x14, 0x24, "b7eaa8d0e070a82b2940f54471f4ec9d"}]}, 0x3c}, 0x1}, 0x40000) r7 = gettid() sendmsg$nl_route(r6, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=@newlink={0x28, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r5}, [@IFLA_NET_NS_PID={0x8, 0x13, r7}]}, 0x28}, 0x1}, 0x0) setsockopt(r2, 0xfffffffffffffff9, 0x110, &(0x7f00000005c0)="039f827b9919e05facd914297c59df7eb1aac66c24e5285676aea026cde20aeb03408f68995ce4695170137caa09bebd3a794129c7c59c6e7da44ea3b7e2fa7bae850e74fd81d193c127f74e8e56b8e6d1843db22fea7d9f4fc9b167198e674eb869f16a972c73662430c697a60ff7a3dd37f30226e1d04b4cd2a3dfd01815820789f92ea9c59a50ce1a648e739d02eb6f328ebbc5188f543c8f29ac5720dfebec1d2f1a3ede2c5e8467b536fe7dba528fd71dc9d99a1050396f2da708cc10a93202b650c2629ac8af42c9fd", 0xcc) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000300)={r6}) ioctl$ifreq_SIOCGIFINDEX_vcan(r8, 0x8933, &(0x7f0000000000)={'irlan0\x00', r5}) ioctl$sock_inet6_SIOCSIFDSTADDR(r8, 0x8918, &(0x7f0000000240)={@loopback={0x0, 0x1}, 0x14, r5}) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x3e, &(0x7f0000000000)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa]}, [], {@ipv6={0x86dd, {0x0, 0x6, "50a09c", 0x8, 0xffffff11, 0x0, @remote={0xfe, 0x80, [], 0xbb}, @local={0xfe, 0x80, [], 0xaa}, {[], @udp={0x0, 0x4e20, 0x8}}}}}}, &(0x7f0000000040)) 2018/04/03 20:55:49 executing program 7: capset(&(0x7f00000fc000)={0x19980330}, &(0x7f0000244000)={0x0, 0x0, 0x0, 0x1}) r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x400, 0x0) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r1, 0x10, 0x70bd2b, 0x25dfdbff, {0xd}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x1f}]}, 0x1c}, 0x1, 0x0, 0x0, 0x881}, 0x0) r2 = getpgid(0xffffffffffffffff) r3 = syz_open_procfs(r2, &(0x7f0000000200)="c6f7a494af2aa0a09d4dc8d2223197") setns(r3, 0x0) [ 285.216814] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 285.224065] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000032 [ 285.231543] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/04/03 20:55:49 executing program 6: r0 = socket$inet6_sctp(0xa, 0x8000000, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e1f, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @local={0xfe, 0x80, [], 0xaa}}, 0x1c) 2018/04/03 20:55:49 executing program 2 (fault-call:4 fault-nth:51): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:49 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) r1 = syz_open_dev$amidi(&(0x7f0000000040)='/dev/amidi#\x00', 0x0, 0x8000) ioctl$DRM_IOCTL_VERSION(r1, 0xc0406400, &(0x7f0000000240)={0xd7e, 0x9, 0x6, 0x80, &(0x7f0000000080)=""/128, 0xc7, &(0x7f0000000100)=""/199, 0x30, &(0x7f0000000200)=""/48}) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e23, 0x100, @remote={0xfe, 0x80, [], 0xbb}, 0xfffffffffffffffc}, 0x1c) 2018/04/03 20:55:49 executing program 3: r0 = perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000}, 0x10) r1 = socket(0x11, 0x4000000000080003, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f00007b0000)={'vcan0\x00', 0x0}) r3 = gettid() ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f0000000180)) r4 = gettid() r5 = getpgid(0x0) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f00000001c0)=0x0) r7 = getpgrp(r6) sendmsg$nl_route(r1, &(0x7f0000000a40)={&(0x7f0000000980)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000a00)={&(0x7f0000000b00)=ANY=[@ANYBLOB="140000001a00040026bd703d912fa0038f3100ffdbdf2580000000"], 0x14}, 0x1, 0x0, 0x0, 0x890}, 0x10) r8 = perf_event_open(&(0x7f0000000100)={0x3, 0x70, 0x200, 0xec63, 0x8, 0x8, 0x0, 0x7f, 0x10, 0x0, 0x10001, 0xffff, 0x7fffffff, 0x6, 0x1, 0xfff, 0xf1b4, 0x33df, 0x3, 0x80000000, 0x8, 0x5d, 0x7f, 0x7fff, 0x6, 0xb87b, 0x6, 0x0, 0x3ff, 0x2, 0x7ff, 0xffffffff, 0x7f, 0x6, 0xffffffffffffffff, 0x2, 0xffffffffffffffe2, 0x85f7, 0x0, 0xfffffffffffff125, 0x4, @perf_bp={&(0x7f00000000c0), 0x2}, 0x2cd8, 0x0, 0x7ff, 0x0, 0x80000001, 0x8000, 0x5}, r7, 0x2, r0, 0x8) r9 = syz_open_dev$dspn(&(0x7f0000000ac0)='/dev/dsp#\x00', 0x80, 0x200000) ioctl$KVM_SMI(r9, 0xaeb7) sendto$packet(r0, &(0x7f0000bf4000), 0x0, 0x0, &(0x7f0000000080)={0x11, 0xa, r2, 0x1, 0x0, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x14) lstat(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x0}) r11 = getegid() r12 = fcntl$dupfd(0xffffffffffffff9c, 0x406, r1) ioctl$TIOCEXCL(r12, 0x540c) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000005c0)={{{@in=@rand_addr, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f00000006c0)=0xe8) getresgid(&(0x7f0000000700)=0x0, &(0x7f0000000740), &(0x7f0000000780)) stat(&(0x7f00000007c0)='./file0\x00', &(0x7f0000000800)={0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000880)='./file0\x00', &(0x7f00000008c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$unix(r1, &(0x7f0000000a80)={&(0x7f0000000380)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f00000004c0)=[{&(0x7f0000000400)="7954028f6853192e15d03fbe488ba8d88124ee8dd977383e7915c69303178a440f37c768f5b90369e6165dd71857e1fb51aba0815f0fcfc2fb0c25f90fbb286708", 0x41}, {&(0x7f0000000480)="91dd146cc18f1201ef6562343af5c6", 0xf}], 0x2, &(0x7f0000000b80)=ANY=[@ANYBLOB="20000000000000000100000001000000", @ANYRES32=r8, @ANYRES32=r8, @ANYRES32=r1, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32=r0, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r3, @ANYRES32=r10, @ANYRES32=r11, @ANYBLOB="0000000018000000000000000100000001e9df008ad15abc7145ae56392f9a885e0be49c0691236cb159df67332019c3d4ea42db12ef0268824c658144a8687793f4e224d10d1c5d58a99bb5332c2a642f5e03e98dfea71f748659f9debe6f24e2b1e627ba75bf7eec75195781d0c1c21946d9486b5c3a81e6e689316d47cb8dd6ab52b22370b70c7942f58a0e52bb0dadb6a16ae76e74715e2e5e147a56b89a8dba130144560ce4e391c63f7f96eb1840c23b1896053a315688a93148089698858a17fd2600008fe68624ee22ce08a385cf0d04ee6a531ea106c1f4c9f65ae699d6a4545e6fab3800f201bc978d", @ANYRES32=r8, @ANYRES32=r1, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r8, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r8, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB="20000000000000000100000002000000", @ANYRES32=r6, @ANYRES32=r13, @ANYRES32=r14, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r4, @ANYRES32=r15, @ANYRES32=r16, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r8, @ANYRES32=r0, @ANYBLOB="0000000020000000000000000100400001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00'], 0x130, 0x50}, 0x10) connect$pptp(r1, &(0x7f0000000940)={0x18, 0x2, {0x0, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1e) r17 = dup2(r1, r1) ioctl$VT_RESIZE(r12, 0x5609, &(0x7f00000009c0)={0x9, 0xffffffff, 0xfff}) faccessat(r17, &(0x7f0000000040)='./file0\x00', 0x2, 0x100) getsockopt$inet6_IPV6_IPSEC_POLICY(r17, 0x29, 0x22, &(0x7f0000000200)={{{@in=@dev, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in6=@mcast2}}, &(0x7f0000000300)=0xe8) ioctl$DRM_IOCTL_GET_CLIENT(r17, 0xc0286405, &(0x7f0000000340)={0x8, 0x7, r5, 0x7fffffff, r18, 0x7, 0x1, 0x10001}) [ 285.313268] netlink: 12 bytes leftover after parsing attributes in process `syz-executor4'. [ 285.340716] bond0 (unregistering): Released all slaves [ 285.408315] FAULT_INJECTION: forcing a failure. [ 285.408315] name failslab, interval 1, probability 0, space 0, times 0 [ 285.419686] CPU: 0 PID: 19901 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 285.426707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.436059] Call Trace: [ 285.438633] dump_stack+0x1a7/0x27d [ 285.442245] ? arch_local_irq_restore+0x53/0x53 [ 285.446908] should_fail+0x914/0xae0 [ 285.450604] ? kstrdup+0x39/0x70 [ 285.453954] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 285.459041] ? cgroup_apply_control_enable+0x390/0xbc0 [ 285.464299] ? kernfs_iop_mkdir+0x153/0x1e0 [ 285.468600] ? vfs_mkdir+0x390/0x600 [ 285.472293] ? do_mkdirat+0x224/0x2b0 [ 285.476078] ? do_syscall_64+0x281/0x940 [ 285.480124] ? find_held_lock+0x35/0x1d0 [ 285.484171] ? find_held_lock+0x35/0x1d0 [ 285.488217] ? __lock_is_held+0xb6/0x140 [ 285.492275] ? check_same_owner+0x320/0x320 [ 285.496582] ? rcu_note_context_switch+0x710/0x710 [ 285.501499] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.506510] should_failslab+0xec/0x120 [ 285.510471] kmem_cache_alloc+0x47/0x760 [ 285.514518] ? memcpy+0x45/0x50 [ 285.517781] ? kstrdup+0x59/0x70 [ 285.521137] __kernfs_new_node+0xe9/0x580 [ 285.525270] ? kernfs_dop_revalidate+0x380/0x380 [ 285.530013] ? memset+0x31/0x40 [ 285.533288] ? snprintf+0xc0/0xf0 [ 285.536721] ? vsprintf+0x40/0x40 [ 285.540155] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.545070] ? cgroup_file_name+0x1d0/0x1d0 [ 285.549379] kernfs_new_node+0x80/0xf0 [ 285.553253] __kernfs_create_file+0x4b/0x320 [ 285.557648] cgroup_addrm_files+0x3c5/0xa70 [ 285.561961] ? cgroup_file_write+0x710/0x710 [ 285.566359] ? cgroup_idr_replace+0x3f/0x50 [ 285.570669] ? __lock_is_held+0xb6/0x140 [ 285.574719] ? kasan_check_write+0x14/0x20 [ 285.578932] ? online_css+0x241/0x300 [ 285.582719] css_populate_dir+0x198/0x420 [ 285.586857] cgroup_apply_control_enable+0x390/0xbc0 [ 285.591948] ? cgroup_propagate_control+0x570/0x570 [ 285.596955] ? css_populate_dir+0x289/0x420 [ 285.601263] cgroup_mkdir+0x56f/0xfd0 [ 285.605041] ? __lock_is_held+0xb6/0x140 [ 285.609087] ? cgroup_destroy_locked+0x750/0x750 [ 285.613822] ? rcu_read_lock_sched_held+0x108/0x120 [ 285.618816] ? kmem_cache_free+0x258/0x2a0 [ 285.623042] ? set_nlink+0x95/0x120 [ 285.626649] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.631563] ? kasan_check_write+0x14/0x20 [ 285.635777] ? kernfs_get_active+0xb7/0xf0 [ 285.639993] ? cgroup_destroy_locked+0x750/0x750 [ 285.644736] kernfs_iop_mkdir+0x153/0x1e0 [ 285.648869] vfs_mkdir+0x390/0x600 [ 285.652395] do_mkdirat+0x224/0x2b0 [ 285.656007] ? SyS_mknod+0x40/0x40 [ 285.659537] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 285.665056] ? do_syscall_64+0xb7/0x940 [ 285.669022] SyS_mkdir+0x22/0x30 [ 285.672371] ? SyS_mkdirat+0x30/0x30 [ 285.676064] do_syscall_64+0x281/0x940 [ 285.679930] ? vmalloc_sync_all+0x30/0x30 [ 285.684059] ? finish_task_switch+0x1b9/0x970 [ 285.688535] ? finish_task_switch+0x17a/0x970 [ 285.693027] ? syscall_return_slowpath+0x550/0x550 [ 285.697942] ? syscall_return_slowpath+0x2ac/0x550 [ 285.702851] ? prepare_exit_to_usermode+0x350/0x350 [ 285.707848] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 285.713197] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.718037] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 285.723208] RIP: 0033:0x4552d9 [ 285.726376] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 285.734078] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 285.741328] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 285.748580] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 20:55:49 executing program 7: r0 = creat(&(0x7f00000001c0)='./file0\x00', 0x2) setsockopt$inet_group_source_req(r0, 0x0, 0x0, &(0x7f0000000080)={0x10000, {{0x2, 0x4e20, @rand_addr=0x8}}, {{0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}}}, 0x108) seccomp(0x1, 0x0, &(0x7f0000000040)={0x0, &(0x7f0000000280)}) [ 285.755829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 285.763076] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000033 [ 285.770635] cgroup: cgroup_addrm_files: failed to add bfq.weight, err=-12 2018/04/03 20:55:50 executing program 2 (fault-call:4 fault-nth:52): perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7fffffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000380)='./file0\x00', &(0x7f0000000300)='cgroup2\x00', 0x0, 0x0) rmdir(&(0x7f0000000080)='./file0//ile0\x00') mkdir(&(0x7f0000002a40)='./file0//ile0\x00', 0x0) 2018/04/03 20:55:50 executing program 1: seccomp(0x0, 0x0, &(0x7f0000000ff0)={0x20000380, &(0x7f0000000400)=[{0x100000000, 0x6, 0x6, 0x5}]}) r0 = syz_open_dev$urandom(&(0x7f0000000080)='/dev/urandom\x00', 0x0, 0x0) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x410040, 0x0) setsockopt$IP_VS_SO_SET_EDIT(r1, 0x0, 0x483, &(0x7f0000000340)={0x11, @dev={0xac, 0x14, 0x14, 0x14}, 0x4e24, 0x2, 'sed\x00', 0x0, 0x1, 0x4f}, 0x2c) getsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000440), &(0x7f0000000480)=0xb) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000040)={0x0, @loopback, @rand_addr}, &(0x7f00000001c0)=0xc) preadv(r0, &(0x7f0000000100)=[{&(0x7f0000001000)=""/4096, 0x39}, {&(0x7f00000000c0)=""/4}, {&(0x7f0000000140)=""/71}], 0x305, 0x0) recvfrom(r1, &(0x7f0000000200)=""/164, 0xa4, 0x0, &(0x7f00000002c0)=@ll={0x11, 0x1f, r2, 0x1, 0x1ff, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff]}, 0x80) getsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000380), &(0x7f00000003c0)=0xb) 2018/04/03 20:55:50 executing program 0: r0 = socket$inet6(0xa, 0x400000000001, 0x0) fcntl$setownex(r0, 0xf, &(0x7f00006d1ff8)) perf_event_open(&(0x7f000025c000)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000f44000)) syz_mount_image$minix(&(0x7f0000000040)='minix\x00', &(0x7f0000000080)='./file0\x00', 0xc75b, 0x7, &(0x7f0000000580)=[{&(0x7f00000000c0)="0bc8aa44f00f3b0e04563ce63bcf03fa33839fac36993681ffc44f9e328f15c8ef875c2abcfad0786efe45c7614b93c5e1f74c1bce434a2d7259", 0x3a, 0x8}, {&(0x7f0000000100)="c5fa3440b0f70b0f108d9aae945d1a1fe8199f0d4807", 0x16, 0xfffffffffc875430}, {&(0x7f0000000200)="a78286e16e7003e2f80cc3760aefde7444354aa22aecdb9cf2b4855e79406e0f05deb933ee0ecd78353e6fa1429b14a7559b06ee06a588609ad95fbaade8ffeff4553a89b06083417150991616b45541627553b78d4e9751e48a66e3f9565b59b982e6fc55b3a3cdf7cd29", 0x6b, 0x2}, {&(0x7f0000000280)="3cfff889f6d808297ff454554b9cc4f5076dc57ff7f9ee7d16bd8abc13e8ff84b8c7224083e065fb56b3ae8adb364994c3e76979fbf782ef55267d8d9a7fb69747abc9eb620cae3c36bf96a283a3baf8ae97febed5602969f69edcc96aa0fe2692430d168665277b503779c810717bc966de6cc97949888e50e8335f09800a85debd86b3ffc6ac51149e8d2991bf0ff895fc0757d87cffd916288e5213f863aac63f026f7a0771fae1ffaf19fe25093cbf95e2f085c3677ab24c4465700e2384a85569fbf90f6ed3a3c571fdf1edd2a502e9df6ad6c274", 0xd7, 0x49c}, {&(0x7f0000000380)="b6c2006e0cec2660a42bdb9bb820fa3164de8b3a96585ba1808585628af7da28ba88257f1d73d5e467b5c0578202b4055592ea2e2e5d9b79c9e568f3341c048a66c4a00159229dfc40407d743d4b7406a302187506a6708ed81c095f01e27c0f6d8a659e2a3922831306d78b7675f9bbb701a4a3ba7dc57fd8a151f97c0c97676eef077f2338bfbe5d0d5e0b6933632e27e348011547bf7ca40034209e8b6b222fad7fb3ceafbd7866ec61b5991548b4cacecdc1c1031ce838506d9023c543afa4cc963dd8d7404f7848b8a31b037fbfd48339d2e8e905b6c2424b43", 0xdc, 0x101}, {&(0x7f0000000180)="1ef71cba2e5b66697c360957c4594c740a099c098238238c1cda0772b34bf01660b59aeeafb1fb990da4079b63", 0x2d, 0x5}, {&(0x7f0000000480)="33241a35ca7a2d642f7c07097716324a0f27deffc5d09afcb9e2ed76344d95a9135308f85c6c2a57500b449890b68ff875d8849350f324105ac5ef7401849a93ed95565632c97faee9595a8f660c578afaf5bc1660bb5a9cfef569df1841f730efad9dac8c19384d36bbaf8a9b7cc2a644742cf79c9540019ed4336ffe7911b5d57ce7c972f468b81bf54923cbe17a43152f528b1056e81f2e0a98277aaa519f139fe379fc3450ac906093b930cd6f4052a7cef2f034ddbdf246a28b6c9e014136ee5411224419291202e299c037106455ee3b0a5cb45aa98333c4575176a7866da261ba", 0xe4}], 0x2080, 0x0) r1 = syz_open_dev$sndpcmp(&(0x7f0000000700)='/dev/snd/pcmC#D#p\x00', 0xffff, 0x200) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f00000001c0)={0x0, 0x2}, &(0x7f0000000640)=0x8) ioctl$int_in(r1, 0x0, &(0x7f00000006c0)=0x7fff) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000680)={r2, 0x200}, 0x8) perf_event_open(&(0x7f0000ea2f88)={0x1000000000000002, 0x70, 0x49f4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 2018/04/03 20:55:50 executing program 5: r0 = socket$inet6(0xa, 0x0, 0x4) setsockopt$inet6_group_source_req(r0, 0x29, 0x2c, &(0x7f0000000000)={0x28368d01, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, {{0xa, 0x0, 0x0, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}}}, 0x108) getsockname$inet6(r0, &(0x7f0000000140)={0x0, 0x0, 0x0, @local}, &(0x7f0000000180)=0x1c) prctl$void(0x3f) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/hwrng\x00', 0x200000, 0x0) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f00000002c0)={'bridge0\x00', 0x1}) connect$nfc_llcp(r1, &(0x7f0000000240)={0x27, 0x0, 0x2, 0x3, 0xff, 0xfffffffffffffff8, "0581ba806c5a3f8a36048273618e03f30ab052f60e547bfea05c3391bae1e83cc42c28fc5cf66de72036b801e7ca6e2c33c2aae0bfa422f3ed3c28c542ac0e", 0x39}, 0x60) 2018/04/03 20:55:50 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)=@migrate={0xb8, 0x21, 0x1, 0x0, 0x0, {{@in=@loopback=0x7f000001, @in6=@local={0xfe, 0x80, [], 0xaa}}}, [@migrate={0x5c, 0x11, [{@in6=@remote={0xfe, 0x80, [], 0xbb}, @in6}, {@in=@broadcast=0xffffffff, @in=@broadcast=0xffffffff}]}, @policy_type={0xc, 0x10}]}, 0xb8}, 0x1}, 0x0) r1 = accept4(r0, &(0x7f00000000c0)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000040)=0x80, 0x800) getsockopt$netrom_NETROM_T4(r1, 0x103, 0x6, &(0x7f0000000180)=0xecb, &(0x7f00000001c0)=0x4) 2018/04/03 20:55:50 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23, 0x0, @dev={0xfe, 0x80, [], 0xe}}, 0x1c) connect$inet6(r0, &(0x7f0000000280)={0xa, 0x4e22, 0x0, @remote={0xfe, 0x80, [], 0xbb}}, 0x1c) socketpair(0x11, 0x4, 0xffffffffffffffff, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000300)={0x6, 0xffff, 0x4a, 0xa783, 0x2, 0x800, 0x5, 0x607, 0x8, 0x100000000, 0x3}, 0xb) setsockopt$inet6_int(r2, 0x29, 0x1f, &(0x7f00000002c0)=0x3ff, 0x4) getsockopt$inet_sctp6_SCTP_STATUS(r2, 0x84, 0xe, &(0x7f0000000100)={0x0, 0x8e, 0xff6, 0xe69, 0x401, 0x0, 0x7, 0x9, {0x0, @in={{0x2, 0x4e24, @broadcast=0xffffffff}}, 0x6, 0x94, 0xa742, 0x3, 0x81}}, &(0x7f00000001c0)=0xb0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f0000000200)={r3, 0x2}, &(0x7f0000000240)=0x8) ioctl$GIO_UNISCRNMAP(r1, 0x4b69, &(0x7f0000000040)=""/159) 2018/04/03 20:55:50 executing program 3: r0 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x1, 0x0) mmap(&(0x7f0000000000/0xfd0000)=nil, 0xfd0000, 0xfffffefffffffffd, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000040)={0x0, 0x1b, "5d7bea2a053bc7b32637f682066279d724dbc65a510b7e9a9767e1"}, &(0x7f0000000080)=0x23) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f00000000c0)={0x7fff, 0xfffffffffffffeff, 0x1, 0x401, 0x400, 0x5, 0x8, 0x7, r1}, 0x20) ioctl$int_in(r0, 0x800000c0045009, &(0x7f0000003ff8)) 2018/04/03 20:55:50 executing program 7: mmap(&(0x7f0000000000/0xf9a000)=nil, 0xf9a000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$rds(0x15, 0x5, 0x0) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000000)='nr0\x00') ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000040)) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f0000002b80), 0x4) 2018/04/03 20:55:50 executing program 7: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r0, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x50, r1, 0x4, 0x70bd27, 0x25dfdbff, {0x4}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x7fffffff}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}]}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wlc\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x32, 0x8}}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x80}, 0x20004001) sendmsg$FOU_CMD_GET(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=0x0, @ANYBLOB="0b040000000000000000030000f0070001004e220000"], 0x1c}, 0x1}, 0x0) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000080)="7465716c3000e8080000000100") 2018/04/03 20:55:50 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f0000fa8fe4)={0xa, 0x4e23}, 0x1c) connect$inet6(r0, &(0x7f0000966fe4)={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}}, 0x1c) 2018/04/03 20:55:50 executing program 4: perf_event_open(&(0x7f0000348f88)={0x2, 0x78, 0x3e2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x400, 0x0) ioctl$sock_inet_udp_SIOCINQ(r0, 0x541b, &(0x7f00000000c0)) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000002c0)=ANY=[@ANYBLOB="b80000002100010000000000000000007f000001000000000000000000000000fe8000000000000000000000000000aa00000000000000000000000000000000aa4f3a6f95e19ba89d94d545c6265c1333051f0483ca12c4b162e10de647fafadf34b5f009d05a3163a819bfeff1a8e2e4e243", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="00000000000000005c001100fe8000000000000000000000000000bb00000000000000000000000000000000000000000000000000000000ffffffff000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000c0010000000000000000000"], 0xb8}, 0x1}, 0x0) 2018/04/03 20:55:50 executing program 1: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x0) ioctl(r0, 0x4400000000001279, &(0x7f0000000300)) pipe(&(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x448c011}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r2, 0x4, 0x70bd28, 0x25dfdbfe, {0x10}, [@IPVS_CMD_ATTR_DAEMON={0x3c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback=0x7f000001}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'vlan0\x00'}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x10, 0x2}}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x4081}, 0x80d0) 2018/04/03 20:55:50 executing program 3: r0 = add_key(&(0x7f0000002000)='logon\x00', &(0x7f0000001000)={0x73, 0x79, 0x7a}, &(0x7f0000001000)="1c989cc9f58ec796be4720e6160291a2fb7c6445e84b8e9e349ead029fe38d5810bf992b5d51f406a51cc339021268aed6f767582af42dbc8ea1110e4353fcf30b20f1f27ed3b44bef6444f8ca6a808e34ded636ef55e151c11b4ef7a5384f4a0ceb885759dfeeca5aaa540de461d2130755897533032f5639c4ba79988a49d63084f2cbed0a84e5e733146f15192fdabd0e3a", 0x93, 0xfffffffffffffffc) r1 = socket(0xf, 0x807, 0xfff) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r2, 0x1, 0x70bd26, 0x25dfdbfb, {0x5}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4}, @IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sh\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000000) keyctl$read(0xb, r0, &(0x7f0000000080)=""/125, 0x7d) 2018/04/03 20:55:50 executing program 7: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000340)='/dev/sequencer\x00', 0x80000902, 0x0) ioctl$KVM_SET_SIGNAL_MASK(r0, 0xc08c5102, &(0x7f0000000080)={0x20, "9a9c0493093120c0cf294987c1851bb962950e4ccaaa0dd532a8c4a3f99afff9"}) fchdir(r0) ioctl$DRM_IOCTL_RES_CTX(r0, 0xc0106426, &(0x7f0000000040)={0x3, &(0x7f0000000000)=[{}, {0x0}, {}]}) sendmsg(r0, &(0x7f0000001500)={&(0x7f0000000380)=@llc={0x1a, 0x6, 0x5, 0x1, 0x9, 0x0, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000400)="da9a0bd340667c6587df756842acef6a3d44795f4d01c65e044a3897921a5e8e485b83ac2fe1cbb44f151008b3c11a151fe16e3587b723ebfc7bd263210fd66b4732126700dc0b4ea85289d6ed4516e38aab770bc93b86d743208c73ec555b40a6abbac9bf902b16cf9aa9d500bbb6b09520df44917c74fd209bfd5e637bd38e31604422a5394347ef0f55f58205da830e40054ffaf450af37653ba9dfa2", 0x9e}], 0x1, &(0x7f00000004c0)=[{0x1010, 0x10d, 0x9, "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"}, {0x20, 0x29, 0xff, "05e2bad2061851b953a0efc4c4e6"}], 0x1030, 0x800}, 0x4050) ioctl$DRM_IOCTL_GET_CTX(r0, 0xc0086423, &(0x7f00000000c0)={r1, 0x1}) bind$ax25(r0, &(0x7f0000000280)={0x3, {"c91f145e7df4c8"}, 0x1}, 0x10) openat$pfkey(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/self/net/pfkey\x00', 0x800, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000100)={0x2, 0x1, 0x100, 0x100000001, 0x0}, &(0x7f0000000140)=0x10) setsockopt$IP_VS_SO_SET_STOPDAEMON(r0, 0x0, 0x48c, &(0x7f0000000200)={0x2, 'ip6gre0\x00', 0x2}, 0x18) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000180)=@sack_info={r2, 0xc36, 0x7ff}, &(0x7f00000001c0)=0xc) syz_open_dev$sg(&(0x7f0000000240)='/dev/sg#\x00', 0x0, 0x4400) 2018/04/03 20:55:50 executing program 0: openat$dir(0xffffffffffffff9c, &(0x7f0000000e40)='./file0\x00', 0x100, 0x10) r0 = memfd_create(&(0x7f0000000280)='/dev/admmidi#\x00', 0x1) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f00000002c0)={0x0, @in6={{0xa, 0x4e21, 0x1, @loopback={0x0, 0x1}, 0x7}}, 0x0, 0x6, 0x7, 0x3, 0x26}, &(0x7f0000000380)=0x6d) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000400)={r1, 0x3c, &(0x7f00000003c0)=[@in6={0xa, 0x4e21, 0x1, @local={0xfe, 0x80, [], 0xaa}, 0xe420}, @in={0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e24}]}, &(0x7f0000000440)=0x10) r3 = socket$netlink(0x10, 0x3, 0x10) writev(r3, &(0x7f0000000080), 0x0) r4 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x80000, 0x0) sendmsg$inet_sctp(r4, &(0x7f0000000e00)={&(0x7f0000000640)=@in={0x2, 0x4e24, @broadcast=0xffffffff}, 0x10, &(0x7f0000000cc0)=[{&(0x7f0000000680)="4bbce5234553d02a545718284bb9531cfebaa6507875ae4a8ea3871f8a5787b9be6f786718ed0bbea3064f7e23b6709db562089be90e1b218ec124c38364323e878e7b55b356778b9e801ff3c5abcea42838c7eb33de78ac7143051c154490ee8bd687110009c1c4b7bdd86271287a095ca9116a5691be283194b0c22674495f0bddf650ca3a74071bed1fa6927f9cc9f1dfa00beab22003ef58151788ff92ca85866fcd64af4d274c99ce437672bc17a3f2a71e6a6e95eac16a6f578b02d4efb66bd70956c9d6eb94431ce5f2b13d1f70c92036f8bb906c05636fcfbb0326e3edb2e217e25474ea3176c816a8140af3", 0xf0}, {&(0x7f0000000780)="0398bb1c487b555c3e3725d15671c7ef7b9a5d0e93f0ab4a9f2332437e261e3ad3c87d3fb28258c1e90c25cdbd47c286ce4879b9cde2e15e2c48178af4aa60494d97b7a8fe6374fd6bb5dd11d385db31e0f1d26828c96e62f6573d8930ad34707f7ec098ae806c3496af17420cbee91fca1e51950be59e47dcd18fd946d153a3257f8c67d55159d22c8a2fc271b0ec7127cdbec1720b82741cc8f68cb33e6d79027bda5e406caec5cf0ef2e6e0d108b5521abc8207c255d41a8344319fd2f4e889", 0xc1}, {&(0x7f0000000880)="c914be63efb0c381f8c0a7d42a3a759ff88714d45a46d6e58f2c7e33752ec3f5ec8c96e7c33453c2eccf1b74d78110b9e13ad5a7df5bc31b2495a77e58de0f42f0ac9c22f70a303563ad0b736cef4dfaa0f3df7caced6c832d74e67c6287b463c399e709d3308c8615a114870dd0c7f7bb396ef47c", 0x75}, {&(0x7f0000000900)="c60dd4bd8b8bd2349b25a150168852a3216d4b9b74c744e45e6b975ff2fac7a4fa5b513fd585e814cd360113d2678e3302d7797c6a1994c5d290c302d7845ce1686a5f0b79906f439300df99882667672917930540cb0a3d6c972678", 0x5c}, {&(0x7f0000000980)="515041a05f2712f50c10dcdae200cda7389f2c28cb3bcde9ceb5d252eadeedceb894b9c08b090ad0a085f8352e78055bf02fc8d41f2aa87bfa8918378dcc7c3c5122ebfb021d51e59591065e21b8a9851d6d4a2eee375b2ac5f8fd69f3a784076ac6d25fb5c1fb15e36cc3dae5292ebdf7e4c3adef1b2eee2643bf9017f835f03a80a2f27a50fd1a8a59bc8f8ab44aeb04786e571d2b52536bdd7e39ae2e2a25b9233ec33512dea843", 0xa9}, {&(0x7f0000000a40)="87273fd2644c645fecf0c1706ea2b5891010d3c6df9efab82c60d25d775f0001a7e7ecbb3031ed7550cc192e512045226127ac5e718bc17780fd98b63de2120485121cc4c19182ae26b1229247d8e8fd61e2c0f8b56e7ef21dc1f34e8e63c2e66bfb9b76c35e2e6115253b58f2e7de7904a35063c3fe75295dd6ffab4c688e4e80d256", 0x83}, {&(0x7f0000000b00)="7dd0d7c67f7528d5eef21b041acdbfe22c7f090fa572cdcdfb86f1ed88e79ea8c781e45cabee8e78b353527869a32dc54d13fafe6d5cb05da5a0563dd6a26c53155cacb330be764d2fa0efca9c3bfd48413b156280e303b7fd9c0cd44e7ae8e6b4bb7963994e7a388f295143a45f0e90c2e9079ad651a0801661c90ad096f25f797c0f", 0x83}, {&(0x7f0000000bc0)="a9ea60b8fdaabd5ccf1e2e286788f4936e194e7de5a535ac32cad00fd45d6537d43e4cc55aa0f4866398a99db51be936487bb6058309bc4830808ffe11d6199585a58705d9cd3ef307986c1d578f82e33dad657c740e9fb1f9484a5890eb3db836bb9272c22e7dcbed953d68588ab354fbc14107b5157b1775b8f1f6004da2d941193f123a1f1183aadb6f64e63b36d2f805971982f2fb9ea3f3264955969c14e63ed80b681e1866e090eff808214484bee49b898f2d3579364a6665793cc5393a457f1378f2401cc37025e8cf1d38bc3b8e17d328d51d42a296ed77090f34", 0xdf}], 0x8, &(0x7f0000000d40)=[@sndinfo={0x20, 0x84, 0x2, {0x2, 0x4, 0x6, 0x0, r1}}, @sndrcv={0x30, 0x84, 0x1, {0x4, 0x9, 0x0, 0x8, 0x180000000000000, 0x0, 0x100000001, 0x0, r2}}, @sndinfo={0x20, 0x84, 0x2, {0x4, 0x1, 0x3, 0x66, r2}}], 0x90, 0x40000}, 0x80) r5 = syz_open_dev$admmidi(&(0x7f0000000080)='/dev/admmidi#\x00', 0x6, 0x8000) getsockopt$inet_dccp_int(r5, 0x21, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$KDDELIO(r5, 0x4b35, 0x1f) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r5, 0x84, 0x1a, &(0x7f0000000180)={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f0000000e80)={r6, 0x0, 0x5, [0x1, 0x25cc, 0x2784, 0x8, 0xd800]}, 0x12) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r5, 0x84, 0x77, &(0x7f0000000200)={r6, 0x101, 0x5, [0xff, 0x40, 0x5, 0x2581, 0x7]}, &(0x7f0000000240)=0x12) sendmsg$nl_generic(r3, &(0x7f00000000c0)={&(0x7f0000024000)={0x10}, 0xc, &(0x7f0000000000)={&(0x7f0000000480)=ANY=[@ANYBLOB="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"], 0x20}, 0x1}, 0x0) [ 286.126680] netlink: 104 bytes leftover after parsing attributes in process `syz-executor4'. 2018/04/03 20:55:50 executing program 5: r0 = socket$inet6(0xa, 0x2100000000000002, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x200000000004e24, 0x20000000000000, @mcast2={0xff, 0x2, [], 0x1}, 0x401}, 0xfffffffffffffe16) sendmmsg(r0, &(0x7f000000b180)=[{{0x0, 0x0, &(0x7f0000000180), 0x0, &(0x7f0000001500)}}, {{&(0x7f0000003680)=@in={0x2, 0x4e20, @dev={0xac, 0x14}}, 0x80, &(0x7f0000001280), 0x0, &(0x7f0000000700)}}], 0x2, 0x0) [ 286.290369] FAULT_INJECTION: forcing a failure. [ 286.290369] name failslab, interval 1, probability 0, space 0, times 0 [ 286.301641] CPU: 1 PID: 19946 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 286.308648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.317996] Call Trace: [ 286.320604] dump_stack+0x1a7/0x27d [ 286.324232] ? arch_local_irq_restore+0x53/0x53 [ 286.328910] should_fail+0x914/0xae0 [ 286.332629] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 286.337723] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.342720] ? find_held_lock+0x35/0x1d0 [ 286.346756] ? __lock_is_held+0xb6/0x140 [ 286.350795] ? check_same_owner+0x320/0x320 [ 286.355093] ? rcu_note_context_switch+0x710/0x710 [ 286.360000] should_failslab+0xec/0x120 [ 286.363959] kmem_cache_alloc_node_trace+0x5a/0x760 [ 286.368951] ? idr_alloc_u32+0x390/0x390 [ 286.372985] ? kasan_check_read+0x11/0x20 [ 286.377107] ? do_raw_spin_unlock+0x9e/0x310 [ 286.381492] mem_cgroup_css_alloc+0x3b6/0x1a10 [ 286.386052] ? setup_cpu_cache+0x1c0/0x1c0 [ 286.390267] ? kernfs_dop_revalidate+0x380/0x380 [ 286.394999] ? trace_hardirqs_off+0x10/0x10 [ 286.399302] ? kernfs_link_sibling+0x27d/0x380 [ 286.403858] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 286.408761] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 286.413231] ? cgroup_file_name+0x1d0/0x1d0 [ 286.417523] ? mutex_unlock+0xd/0x10 [ 286.421223] ? __lock_is_held+0xb6/0x140 [ 286.425267] ? cgroup_addrm_files+0x67f/0xa70 [ 286.429737] ? trace_hardirqs_off+0x10/0x10 [ 286.434035] ? cgroup_file_write+0x710/0x710 [ 286.438424] ? cgroup_idr_replace+0x3f/0x50 [ 286.442717] ? trace_hardirqs_off+0x10/0x10 [ 286.447015] ? __lock_is_held+0xb6/0x140 [ 286.451061] ? __lock_is_held+0xb6/0x140 [ 286.455098] cgroup_apply_control_enable+0x44d/0xbc0 [ 286.460179] ? cgroup_propagate_control+0x570/0x570 [ 286.465173] ? css_populate_dir+0x289/0x420 [ 286.469469] cgroup_mkdir+0x56f/0xfd0 [ 286.473240] ? __lock_is_held+0xb6/0x140 [ 286.477275] ? cgroup_destroy_locked+0x750/0x750 [ 286.482005] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.487006] ? kmem_cache_free+0x258/0x2a0 [ 286.491224] ? set_nlink+0x95/0x120 [ 286.494825] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 286.499727] ? kasan_check_write+0x14/0x20 [ 286.503933] ? kernfs_get_active+0xb7/0xf0 [ 286.508146] ? cgroup_destroy_locked+0x750/0x750 [ 286.512877] kernfs_iop_mkdir+0x153/0x1e0 [ 286.517003] vfs_mkdir+0x390/0x600 [ 286.520524] do_mkdirat+0x224/0x2b0 [ 286.524127] ? SyS_mknod+0x40/0x40 [ 286.527642] ? do_syscall_64+0xb7/0x940 [ 286.531588] SyS_mkdir+0x22/0x30 [ 286.534924] ? SyS_mkdirat+0x30/0x30 [ 286.538610] do_syscall_64+0x281/0x940 [ 286.542479] ? vmalloc_sync_all+0x30/0x30 [ 286.546609] ? finish_task_switch+0x1b9/0x970 [ 286.551078] ? finish_task_switch+0x17a/0x970 [ 286.555548] ? syscall_return_slowpath+0x550/0x550 [ 286.560451] ? syscall_return_slowpath+0x2ac/0x550 [ 286.565361] ? prepare_exit_to_usermode+0x350/0x350 [ 286.570350] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 286.575688] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.580505] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.585666] RIP: 0033:0x4552d9 [ 286.588827] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 286.596507] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 286.603749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 286.610990] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 286.618235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 286.625478] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000034 [ 286.632972] kasan: CONFIG_KASAN_INLINE enabled [ 286.637894] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 286.645292] general protection fault: 0000 [#1] SMP KASAN [ 286.650810] Dumping ftrace buffer: [ 286.654329] (ftrace buffer empty) [ 286.658013] Modules linked in: [ 286.661188] CPU: 1 PID: 19946 Comm: syz-executor2 Not tainted 4.16.0+ #378 [ 286.668169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.677503] RIP: 0010:__mem_cgroup_free+0x71/0x110 [ 286.682398] RSP: 0018:ffff8801b33f7588 EFLAGS: 00010206 [ 286.687731] RAX: 0000000000000011 RBX: 0000000000000000 RCX: ffffffff83113eed [ 286.694975] RDX: 0000000000040000 RSI: ffffc900034c3000 RDI: 0000000000000088 [ 286.702218] RBP: ffff8801b33f75a8 R08: 0000000000000000 R09: ffff8801b33f7380 [ 286.709469] R10: 0000000000000001 R11: ffffed003b6246c2 R12: 0000000000000000 [ 286.716716] R13: ffff88019102aa80 R14: dffffc0000000000 R15: ffff88019102aa80 [ 286.723958] FS: 00007fc08e611700(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000 [ 286.732164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.738022] CR2: 00000000004d8ea4 CR3: 00000001c90de000 CR4: 00000000001406e0 [ 286.745274] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 286.752518] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 286.759759] Call Trace: [ 286.762326] mem_cgroup_css_alloc+0x403/0x1a10 [ 286.766902] ? setup_cpu_cache+0x1c0/0x1c0 [ 286.771111] ? kernfs_dop_revalidate+0x380/0x380 [ 286.775845] ? trace_hardirqs_off+0x10/0x10 [ 286.780143] ? kernfs_link_sibling+0x27d/0x380 [ 286.784697] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 286.789609] ? cgroup_kn_set_ugid+0x2c7/0x370 [ 286.794077] ? cgroup_file_name+0x1d0/0x1d0 [ 286.798370] ? mutex_unlock+0xd/0x10 [ 286.802059] ? __lock_is_held+0xb6/0x140 [ 286.806095] ? cgroup_addrm_files+0x67f/0xa70 [ 286.810586] ? trace_hardirqs_off+0x10/0x10 [ 286.814880] ? cgroup_file_write+0x710/0x710 [ 286.819271] ? cgroup_idr_replace+0x3f/0x50 [ 286.823565] ? trace_hardirqs_off+0x10/0x10 [ 286.827858] ? __lock_is_held+0xb6/0x140 [ 286.831895] ? __lock_is_held+0xb6/0x140 [ 286.835932] cgroup_apply_control_enable+0x44d/0xbc0 [ 286.841016] ? cgroup_propagate_control+0x570/0x570 [ 286.846019] ? css_populate_dir+0x289/0x420 [ 286.850321] cgroup_mkdir+0x56f/0xfd0 [ 286.854090] ? __lock_is_held+0xb6/0x140 [ 286.858125] ? cgroup_destroy_locked+0x750/0x750 [ 286.862852] ? rcu_read_lock_sched_held+0x108/0x120 [ 286.867841] ? kmem_cache_free+0x258/0x2a0 [ 286.872047] ? set_nlink+0x95/0x120 [ 286.875645] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 286.880545] ? kasan_check_write+0x14/0x20 [ 286.884753] ? kernfs_get_active+0xb7/0xf0 [ 286.888958] ? cgroup_destroy_locked+0x750/0x750 [ 286.893683] kernfs_iop_mkdir+0x153/0x1e0 [ 286.897801] vfs_mkdir+0x390/0x600 [ 286.901314] do_mkdirat+0x224/0x2b0 [ 286.904915] ? SyS_mknod+0x40/0x40 [ 286.908432] ? do_syscall_64+0xb7/0x940 [ 286.912377] SyS_mkdir+0x22/0x30 [ 286.915713] ? SyS_mkdirat+0x30/0x30 [ 286.919399] do_syscall_64+0x281/0x940 [ 286.923257] ? vmalloc_sync_all+0x30/0x30 [ 286.927377] ? finish_task_switch+0x1b9/0x970 [ 286.931840] ? finish_task_switch+0x17a/0x970 [ 286.936306] ? syscall_return_slowpath+0x550/0x550 [ 286.941207] ? syscall_return_slowpath+0x2ac/0x550 [ 286.946107] ? prepare_exit_to_usermode+0x350/0x350 [ 286.951096] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 286.956433] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.961248] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.966408] RIP: 0033:0x4552d9 [ 286.969570] RSP: 002b:00007fc08e610c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 286.977246] RAX: ffffffffffffffda RBX: 00007fc08e6116d4 RCX: 00000000004552d9 [ 286.984485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020002a40 [ 286.991723] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 286.998963] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 287.006211] R13: 00000000000003ea R14: 00000000006f8e90 R15: 0000000000000034 [ 287.013458] Code: 00 00 48 89 f8 48 c1 e8 03 42 80 3c 30 00 0f 85 99 00 00 00 4f 8b a4 e5 f0 09 00 00 49 8d bc 24 88 00 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 0f 85 88 00 00 00 49 8b bc 24 88 00 00 00 e8 97 [ 287.032565] RIP: __mem_cgroup_free+0x71/0x110 RSP: ffff8801b33f7588 [ 287.039111] ---[ end trace e678f8ea6066fb92 ]--- [ 287.043873] Kernel panic - not syncing: Fatal exception [ 287.049611] Dumping ftrace buffer: [ 287.053125] (ftrace buffer empty) [ 287.056803] Kernel Offset: disabled [ 287.060402] Rebooting in 86400 seconds..