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{0x38, 0x101, 0x8, "f26bd3e1f519279544bc2d56ebf0292b9cc31f0c0496854d946dc03fab9cf239fd"}, {0x40, 0x13f, 0x7, "041ec192956f8f6ed45003307c32ef86a3cbb8c962badc0925e114d0c6f2fbfbff343cb4d7f1ce3afd"}, {0xa0, 0x13a, 0x401, "cf1ab7b72d5b2c13892a8619a49901969c31c514421db995cd8c8322e7b25ccc6fac83fa239164472020d30de92273bea3c45f84f14e4b908e69ce6c9fda275d4d70876ac58edf400afab7aa1bc599f9619a2b99c2ef711a38ce58c0817fe887f497c513b29ffb1d84b1bfee260b7624d4d55a5ae407579a7bd20c907121d07839db97783a444a210987321d2587d2c5"}], 0x2230, 0x20000000}, 0x8}], 0x8, 0x4000080) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f00000001c0), &(0x7f0000000200)=0x4) socket$kcm(0x29, 0x3, 0x0) [ 596.737362] ipc_init_ids+0x94/0x270 [ 596.741076] msg_init_ns+0x1f9/0x270 [ 596.744791] ? compat_SyS_msgrcv+0x50/0x50 [ 596.749018] ? ida_remove+0x3f0/0x3f0 [ 596.752817] ? kmem_cache_alloc_trace+0x459/0x740 [ 596.757678] ? ipc_init_ids+0x209/0x270 [ 596.761648] copy_ipcs+0x376/0x520 [ 596.765183] ? ipcns_get+0xf0/0xf0 [ 596.768717] ? do_mount+0x2bb0/0x2bb0 [ 596.772516] create_new_namespaces+0x278/0x880 [ 596.777094] ? sys_ni_syscall+0x20/0x20 [ 596.781074] ? ns_capable_common+0xcf/0x160 2018/04/03 19:27:53 executing program 4: socket$kcm(0x29, 0x7, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f0000000040)={'TPROXY\x00'}, &(0x7f0000000080)=0x1e) 2018/04/03 19:27:53 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000040)=r1, 0x4) [ 596.785392] unshare_nsproxy_namespaces+0xae/0x1e0 [ 596.790309] SyS_unshare+0x653/0xfa0 [ 596.794006] ? vfs_write+0x374/0x510 [ 596.797717] ? walk_process_tree+0x400/0x400 [ 596.802113] ? __lock_is_held+0xb6/0x140 [ 596.806176] ? __sb_end_write+0xa0/0xd0 [ 596.810146] ? fput+0xd2/0x140 [ 596.813333] ? SyS_write+0x184/0x220 [ 596.817040] ? SyS_read+0x220/0x220 [ 596.820659] ? do_syscall_64+0xb7/0x940 [ 596.824635] ? walk_process_tree+0x400/0x400 [ 596.829037] do_syscall_64+0x281/0x940 [ 596.832922] ? vmalloc_sync_all+0x30/0x30 2018/04/03 19:27:53 executing program 4: socket$kcm(0x29, 0x5, 0x0) [ 596.837061] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 596.842590] ? syscall_return_slowpath+0x550/0x550 [ 596.847512] ? syscall_return_slowpath+0x2ac/0x550 [ 596.852442] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 596.857817] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 596.862661] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 596.867853] RIP: 0033:0x4552d9 [ 596.871023] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 596.878718] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 596.885990] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 596.893251] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 596.900516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 596.907770] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000008 2018/04/03 19:27:53 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:53 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000ac0)={r0}) ioctl$sock_netrom_TIOCINQ(r1, 0x541b, &(0x7f0000000b00)) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') sendmsg$IPVS_CMD_GET_INFO(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="64000000da9502dd6ebc84260215001337763a5736e5c3ffffffffffffffe053b0448cba467f117be153038cd6df5aded668b05298d107b7e267a358dac951477519869fe588729f4e1b3d407f2bd6133238e0b6279e36bbf533", @ANYRES16=r2, @ANYBLOB="000427bd7000fddbdf250f00000014000300080008000600000008000300020000002c0002000800090000020000080004000400000008000b000200000008000b0002000000080005000000000008000400020000000800040009000000"], 0x64}, 0x1}, 0x8080) 2018/04/03 19:27:53 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000000480)={{{@in6=@ipv4={[], [], @local}, @in6=@ipv4={[], [], @multicast1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000580)=0xe8) bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0xf, 0x11, &(0x7f0000000640)=ANY=[@ANYBLOB="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"], &(0x7f0000000040)='syzkaller\x00', 0xfffffffffffffe00, 0xcd, &(0x7f0000000380)=""/205, 0x40f00, 0x1, [], r1}, 0x48) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:27:53 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@local={0xfe, 0x80, [], 0xaa}, 0x4, 0x1, 0x3, 0x2, 0x7f, 0x80000000}, &(0x7f0000000040)=0x20) 2018/04/03 19:27:53 executing program 4: r0 = socket$kcm(0x29, 0x9, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f0000000000)={{{@in6=@remote, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@dev}, 0x0, @in=@remote}}, &(0x7f0000000100)=0xe8) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000140)={'rose0\x00', r1}) 2018/04/03 19:27:53 executing program 7: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$packet(0x11, 0x800000000002, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f000095bffc)={0x0, 0x0, 0xfffffffffffffffc}, 0x4) connect$inet(r0, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) r2 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={r1}) accept$unix(r3, &(0x7f0000000080)=@abs, &(0x7f0000000100)=0x6e) sendto$inet(r2, &(0x7f0000762fff), 0xfdc7, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) sendto$inet(r0, &(0x7f0000762fff), 0xfdc7, 0x0, &(0x7f000057bff0)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r3, 0x84, 0x75, &(0x7f0000000140)={0x0, 0xfffffffffffffffc}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r3, 0x84, 0x7c, &(0x7f00000001c0)={r4, 0xffff, 0x3}, 0x8) syz_emit_ethernet(0x2a, &(0x7f0000000240)={@link_local={0x1, 0x80, 0xc2}, @empty, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x29, 0x0, @empty, @broadcast=0xffffffff}, @udp={0x0, 0x0, 0x8}}}}}, &(0x7f0000000380)) 2018/04/03 19:27:53 executing program 2: unshare(0x8000400) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$nl_crypto(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=@upd={0x118, 0x12, 0x0, 0x70bd29, 0x25dfdbfc, {{'drbg_pr_ctr_aes192\x00'}, [], [], 0x2000, 0x400}, [{0x8, 0x1, 0x4}, {0x8, 0x1, 0x8}, {0x8, 0x1, 0x8000}, {0x8, 0x1, 0x80}, {0x8, 0x1, 0x7}, {0x8, 0x1, 0x8}, {0x8, 0x1, 0xffffffff}]}, 0x118}, 0x1, 0x0, 0x0, 0x80}, 0x4) 2018/04/03 19:27:53 executing program 3 (fault-call:0 fault-nth:9): unshare(0x8000400) [ 597.427657] FAULT_INJECTION: forcing a failure. [ 597.427657] name failslab, interval 1, probability 0, space 0, times 0 [ 597.439047] CPU: 1 PID: 14611 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 597.446411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 597.455761] Call Trace: [ 597.458353] dump_stack+0x194/0x24d [ 597.461983] ? arch_local_irq_restore+0x53/0x53 [ 597.466650] ? rcutorture_record_progress+0x10/0x10 [ 597.471671] should_fail+0x8c0/0xa40 2018/04/03 19:27:53 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:53 executing program 4: r0 = accept4(0xffffffffffffffff, &(0x7f00000000c0)=@ipx, &(0x7f0000000140)=0x80, 0x80800) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000000180)={0x0, @in={{0x2, 0x4e23, @multicast1=0xe0000001}}, 0x6, 0x6}, &(0x7f0000000240)=0x90) recvfrom(r0, &(0x7f0000000000)=""/138, 0x8a, 0x2000, &(0x7f00000003c0)=@generic={0x4, "3a190a381082354b8c2cc643b96d7856e9ebba20a8311c5ed5a1f222a633967119b172f5a0fee7cd686fe8cfc05df98f676675c150eea812c04d8e5dded393f12c9baa65d4a73f6643dff2a84927414d4b963266d751daa17150e384accddc31f0c5103c87e1a403b451185d1e3148a8f58a1cc30fc4d236166b7c7c01f3"}, 0x80) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000280)={r1, @in6={{0xa, 0x4e23, 0x4, @mcast2={0xff, 0x2, [], 0x1}, 0x8}}, [0x8, 0x61f, 0x2, 0x9, 0x52553a9c, 0x9, 0x9, 0x6, 0xa6, 0x0, 0x1, 0x7ff, 0x401, 0x19ce, 0x3]}, &(0x7f0000000380)=0x100) socket$kcm(0x29, 0x5, 0x0) [ 597.475386] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 597.480489] ? __save_stack_trace+0x7e/0xd0 [ 597.484820] ? find_held_lock+0x35/0x1d0 [ 597.488904] ? check_same_owner+0x320/0x320 [ 597.493228] ? rcu_note_context_switch+0x710/0x710 [ 597.498151] ? check_same_owner+0x320/0x320 [ 597.502473] should_failslab+0xec/0x120 [ 597.506444] kmem_cache_alloc_node_trace+0x5a/0x760 [ 597.511455] ? __kmalloc_node+0x33/0x70 [ 597.515429] ? __kmalloc_node+0x33/0x70 [ 597.519400] ? rcu_read_lock_sched_held+0x108/0x120 [ 597.524421] __kmalloc_node+0x33/0x70 2018/04/03 19:27:53 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000000)) 2018/04/03 19:27:53 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) getsockname(r0, &(0x7f00000000c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, &(0x7f0000000140)=0x80) setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000180)={0x8001, {{0xa, 0x4e24, 0x0, @local={0xfe, 0x80, [], 0xaa}, 0x2}}}, 0x88) [ 597.528230] kvmalloc_node+0x99/0xd0 [ 597.531946] alloc_bucket_spinlocks+0x7a/0x190 [ 597.536533] bucket_table_alloc+0x2ae/0x590 [ 597.540858] ? nested_table_alloc+0x350/0x350 [ 597.545352] ? __lockdep_init_map+0xe4/0x650 [ 597.549766] rhashtable_init+0x53e/0xa10 [ 597.553826] ? rht_deferred_worker+0x1cf0/0x1cf0 [ 597.558576] ? nested_table_alloc+0x350/0x350 [ 597.563070] ? __lockdep_init_map+0xe4/0x650 [ 597.567478] ? lockdep_init_map+0x9/0x10 [ 597.571537] ? rhashtable_init+0x6e1/0xa10 2018/04/03 19:27:53 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000), 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x4, 0x7f, 0x6, 0x7, 0x14, 0xffffffffffffff9c, 0xffffffff}, 0x2c) socket$inet6_sctp(0xa, 0x5, 0x84) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={r1, 0x28, &(0x7f0000000080)}, 0x10) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000100)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000180)={0x4, &(0x7f0000000140)=[{}, {0x0}, {}, {}]}) ioctl$DRM_IOCTL_GET_CTX(r2, 0xc0086423, &(0x7f00000001c0)={r3, 0x1}) [ 597.575771] ? rht_deferred_worker+0x1cf0/0x1cf0 [ 597.580526] ipc_init_ids+0x94/0x270 [ 597.584236] msg_init_ns+0x1f9/0x270 [ 597.587945] ? compat_SyS_msgrcv+0x50/0x50 [ 597.592177] ? ida_remove+0x3f0/0x3f0 [ 597.595976] ? kmem_cache_alloc_trace+0x459/0x740 [ 597.600818] ? ipc_init_ids+0x209/0x270 [ 597.604789] copy_ipcs+0x376/0x520 [ 597.608323] ? ipcns_get+0xf0/0xf0 [ 597.611858] ? do_mount+0x2bb0/0x2bb0 [ 597.615660] create_new_namespaces+0x278/0x880 [ 597.620238] ? sys_ni_syscall+0x20/0x20 [ 597.624210] ? ns_capable_common+0xcf/0x160 2018/04/03 19:27:53 executing program 4: r0 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) ioctl$sock_bt_bnep_BNEPGETCONNLIST(r0, 0x800442d2, &(0x7f0000000080)={0x2, &(0x7f0000000040)=[{0x0, 0x0, 0x0, @dev}, {0x0, 0x0, 0x0, @remote}]}) socket$kcm(0x29, 0x5, 0x0) [ 597.628526] unshare_nsproxy_namespaces+0xae/0x1e0 [ 597.633451] SyS_unshare+0x653/0xfa0 [ 597.637158] ? vfs_write+0x374/0x510 [ 597.640880] ? walk_process_tree+0x400/0x400 [ 597.645290] ? __lock_is_held+0xb6/0x140 [ 597.649354] ? __sb_end_write+0xa0/0xd0 [ 597.653328] ? fput+0xd2/0x140 [ 597.656516] ? SyS_write+0x184/0x220 [ 597.660226] ? SyS_read+0x220/0x220 [ 597.663849] ? do_syscall_64+0xb7/0x940 [ 597.667821] ? walk_process_tree+0x400/0x400 [ 597.672226] do_syscall_64+0x281/0x940 2018/04/03 19:27:53 executing program 4: socket$kcm(0x29, 0x4, 0x0) 2018/04/03 19:27:53 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 597.676113] ? vmalloc_sync_all+0x30/0x30 [ 597.680254] ? _raw_spin_unlock_irq+0x27/0x70 [ 597.684744] ? finish_task_switch+0x1c1/0x7e0 [ 597.689233] ? syscall_return_slowpath+0x550/0x550 [ 597.694154] ? syscall_return_slowpath+0x2ac/0x550 [ 597.699076] ? prepare_exit_to_usermode+0x350/0x350 [ 597.704091] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 597.709455] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 597.714299] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 597.719481] RIP: 0033:0x4552d9 2018/04/03 19:27:54 executing program 4: r0 = socket(0x9, 0x2, 0x1) setsockopt$inet_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000)={0x1}, 0x4) r1 = socket(0x3, 0x7, 0x1c00000000000000) write$binfmt_aout(r1, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"], 0x4aa) socket$kcm(0x29, 0x5, 0x0) 2018/04/03 19:27:54 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x0, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 597.722661] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 597.730364] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 597.737624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 597.744888] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 597.752148] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 597.759410] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000009 2018/04/03 19:27:54 executing program 2: unshare(0x150a00) 2018/04/03 19:27:54 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x0, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:54 executing program 3 (fault-call:0 fault-nth:10): unshare(0x8000400) 2018/04/03 19:27:54 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) r1 = accept4(r0, &(0x7f0000000000)=@nl=@unspec, &(0x7f0000000080)=0x80, 0x80800) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000240)=ANY=[@ANYRES32=0x0, @ANYBLOB="9e00000040f29d54e84d490d9cf943203fd9a93f408c6f3273a1dfeb10e071abd68face07380d5715dd2b83f67d65a29a487f4b8ee91d77c0bc57f4538b1970c26ad9c7e849b3e719cad451fe560249e6871b305120ab5f1d5de752d89708e2229020866db6a2df016b85a109cca937552d89013c0a950538877c16d83b8378b78f2ae722573afe19a83dbc9251cd122ee54ddd22fe4d8015ab60c5262cbb5c7c2862c8dbea34557424a9c3132cafb6563aa"], &(0x7f0000000180)=0xa6) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000001c0)={r2, 0x1, 0x10}, &(0x7f0000000200)=0xc) 2018/04/03 19:27:54 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) socketpair(0x10, 0x4, 0x8, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r1, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000140)={0x120, r2, 0x0, 0x70bd28, 0x25dfdbff, {0xd}, [@IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e22}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xb}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x7}, @IPVS_CMD_ATTR_DEST={0x6c, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e20}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x7f}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x51}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@remote={0xac, 0x14, 0x14, 0xbb}}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e21}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x9}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3f}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@loopback={0x0, 0x1}}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x7}, @IPVS_CMD_ATTR_DEST={0x18, 0x2, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@multicast2=0xe0000002}]}, @IPVS_CMD_ATTR_SERVICE={0x20, 0x1, [@IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3c}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'none\x00'}]}, @IPVS_CMD_ATTR_DAEMON={0x34, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x4}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0xe1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xffffffff}]}, 0x120}, 0x1, 0x0, 0x0, 0x44000}, 0x20000000) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={r0}) setsockopt$netlink_NETLINK_RX_RING(r3, 0x10e, 0x6, &(0x7f0000000040)={0x5, 0x1, 0x3ff, 0xfff}, 0x10) 2018/04/03 19:27:54 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000000480)={{{@in6=@ipv4={[], [], @local}, @in6=@ipv4={[], [], @multicast1}}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000580)=0xe8) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:27:54 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) socketpair(0x10, 0x5, 0xc32b, &(0x7f0000001280)={0xffffffffffffffff, 0xffffffffffffffff}) connect$bt_l2cap(r2, &(0x7f00000012c0)={0x1f, 0x200, {0x10000, 0xde, 0x3, 0x5, 0x1, 0x100000000}, 0xffffffffffffffff, 0x40}, 0xe) setsockopt$inet6_tcp_buf(r1, 0x6, 0x1f, &(0x7f0000001340)="d5c53b018ad0db29b1438ef8169ec43f198a6d24be0c7ae09740564343c22ded51bbe5b8ab2fbb41032c17002835cead41d366467da49fe2f7df7ce265d8c83e4ee736aa8517380c", 0x48) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8), 0x1f1, 0x0) getsockname(r0, &(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, &(0x7f0000000080)=0x80) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f00000000c0)={0x0, 0x1000, "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"}, &(0x7f0000001100)=0x1008) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r3, 0x84, 0x1e, &(0x7f0000001300)=0x1, 0x4) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f0000001140)=ANY=[@ANYRES32=r4, @ANYBLOB="bd00080040a5fd47b9dea9e9d435c9e38e1a6228d78eba387315e6c554637f03eed6db6fe64d956a0125ae19d8df028180c90046877d03b8f300d5fbe4babe5e24ab553e91d68f8cb4e798f5f6f44b384ac7ff3a6fec7f11e4e9bc752e72fab485c997b40d8f0998f5689393e47d5fed3aaed26b76850c2cfe32ef7f9e899425c759d3ddefc6dd0e22a252d5a8030f846bf8865a5d937c3d827bba6f04a64b7d8be7c507f08381e966631453f29f4131befdc99c826e8ab2f90c8d17d2f519e795"], &(0x7f0000001240)=0xc5) 2018/04/03 19:27:54 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000040)={'gretap0\x00', 0xfffffffffffffffd}) writev(r0, &(0x7f0000000140)=[{&(0x7f0000000080)="390000001300090665000000000000007f0080400300000046000107000000141900040004000000000000000000e0883559d804ab4f65d53f", 0x39}], 0x1) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)) pwrite64(r0, &(0x7f00000000c0)="f91ca2bb96e5ce79bc718c3c2b63ef5b46a79b8e357abb3a01c561454e8d4b05acfca44015d777a3ee3957890a1ce94addc09319ddd0c78f3df620afdcec72fafaa50cafea2148de0154e9d93518eea6ddcc3c18392f7fcb1a499363eec18478beaa2b", 0x63, 0x0) 2018/04/03 19:27:54 executing program 2: unshare(0x8000400) r0 = accept(0xffffffffffffffff, &(0x7f0000000000)=@nfc_llcp, &(0x7f0000000080)=0x80) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f00000000c0)=0x40, 0x4) 2018/04/03 19:27:54 executing program 0: r0 = socket(0x4, 0xf, 0x41) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f00000001c0)={{&(0x7f00000000c0)=""/177, 0xb1}, &(0x7f0000000180), 0x20}, 0x20) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r1, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 598.293938] FAULT_INJECTION: forcing a failure. [ 598.293938] name failslab, interval 1, probability 0, space 0, times 0 [ 598.305244] CPU: 1 PID: 14674 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 598.312688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 598.322068] Call Trace: [ 598.324660] dump_stack+0x194/0x24d [ 598.326047] netlink: 'syz-executor7': attribute type 4 has an invalid length. [ 598.328281] ? arch_local_irq_restore+0x53/0x53 [ 598.328300] should_fail+0x8c0/0xa40 [ 598.328311] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 598.328323] ? lock_downgrade+0x980/0x980 [ 598.328333] ? lock_downgrade+0x980/0x980 [ 598.353374] netlink: 'syz-executor7': attribute type 4 has an invalid length. [ 598.357280] ? lock_release+0xa40/0xa40 [ 598.357301] ? find_held_lock+0x35/0x1d0 [ 598.357325] ? check_same_owner+0x320/0x320 [ 598.357337] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 598.381915] ? rcu_note_context_switch+0x710/0x710 [ 598.386838] ? __lockdep_init_map+0xe4/0x650 2018/04/03 19:27:54 executing program 0: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffff9c, 0x84, 0x7c, &(0x7f0000000040)={0x0, 0x2, 0x6}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f00000000c0)={r1, 0x75, "f93762c34e61bb3058c5976b2fa4df8917453a8dac91f13cad526db0718e4ca5202e85bce917ae686d5452007e7c9490cb0dfd1194c2e93dcfce9ed2a07ed71c5355035d384ae75bdccb8cb8bc2c35728cadc061185951b06d38f2150ef407ba8e1f7ed46d3dd15addbadefbedf5dca2c11845af4c"}, &(0x7f0000000140)=0x7d) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:54 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x0, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:54 executing program 7: unshare(0x8000400) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$nl_crypto(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=@upd={0x118, 0x12, 0x0, 0x70bd29, 0x25dfdbfc, {{'drbg_pr_ctr_aes192\x00'}, [], [], 0x2000, 0x400}, [{0x8, 0x1, 0x4}, {0x8, 0x1, 0x8}, {0x8, 0x1, 0x8000}, {0x8, 0x1, 0x80}, {0x8, 0x1, 0x7}, {0x8, 0x1, 0x8}, {0x8, 0x1, 0xffffffff}]}, 0x118}, 0x1, 0x0, 0x0, 0x80}, 0x4) [ 598.391246] should_failslab+0xec/0x120 [ 598.395226] kmem_cache_alloc_node_trace+0x5a/0x760 [ 598.400236] ? __lockdep_init_map+0xe4/0x650 [ 598.404645] __kmalloc_node+0x33/0x70 [ 598.408443] kvmalloc_node+0x99/0xd0 [ 598.412153] bucket_table_alloc+0x45b/0x590 [ 598.416469] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 598.421490] ? nested_table_alloc+0x350/0x350 [ 598.425978] ? __lockdep_init_map+0xe4/0x650 [ 598.430390] rhashtable_init+0x53e/0xa10 [ 598.434449] ? rht_deferred_worker+0x1cf0/0x1cf0 [ 598.439200] ? ipc_init_ids+0x209/0x270 [ 598.443169] ? msg_init_ns+0x1f9/0x270 [ 598.447052] ? compat_SyS_msgrcv+0x50/0x50 [ 598.451285] ? ida_remove+0x3f0/0x3f0 [ 598.455080] ? kmem_cache_alloc_trace+0x459/0x740 [ 598.459927] ipc_init_ids+0x94/0x270 [ 598.463654] shm_init_ns+0x105/0x140 [ 598.467359] copy_ipcs+0x38d/0x520 [ 598.470894] ? ipcns_get+0xf0/0xf0 [ 598.474452] ? do_mount+0x2bb0/0x2bb0 [ 598.478252] create_new_namespaces+0x278/0x880 [ 598.482830] ? sys_ni_syscall+0x20/0x20 [ 598.486804] ? ns_capable_common+0xcf/0x160 2018/04/03 19:27:54 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000000)={0x6, [0x4, 0x4, 0x7ff, 0x1, 0x3ff, 0x8000]}, 0x10) 2018/04/03 19:27:54 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x0, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 598.491121] unshare_nsproxy_namespaces+0xae/0x1e0 [ 598.496048] SyS_unshare+0x653/0xfa0 [ 598.499754] ? vfs_write+0x374/0x510 [ 598.503466] ? walk_process_tree+0x400/0x400 [ 598.507875] ? __lock_is_held+0xb6/0x140 [ 598.512461] ? __sb_end_write+0xa0/0xd0 [ 598.516434] ? fput+0xd2/0x140 [ 598.519619] ? SyS_write+0x184/0x220 [ 598.523326] ? SyS_read+0x220/0x220 [ 598.526965] ? do_syscall_64+0xb7/0x940 [ 598.530943] ? walk_process_tree+0x400/0x400 [ 598.535350] do_syscall_64+0x281/0x940 [ 598.539234] ? vmalloc_sync_all+0x30/0x30 2018/04/03 19:27:54 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x0, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:54 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000), 0x30e}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f0000000000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 598.543409] ? _raw_spin_unlock_irq+0x27/0x70 [ 598.547904] ? finish_task_switch+0x1c1/0x7e0 [ 598.552397] ? syscall_return_slowpath+0x550/0x550 [ 598.557320] ? syscall_return_slowpath+0x2ac/0x550 [ 598.562244] ? prepare_exit_to_usermode+0x350/0x350 [ 598.567265] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 598.572628] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 598.577474] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 598.582653] RIP: 0033:0x4552d9 [ 598.585832] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:27:54 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$inet(0x2, 0x6, 0x6) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000000)={0x0, 0x6}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000100), &(0x7f0000000140)=0x4) ioctl$sock_inet_tcp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000180)) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000080)={0x7, 0xffff, 0x8, 0x0, 0xa8d0, 0x0, 0x3, 0x2, r2}, &(0x7f00000000c0)=0x20) getsockopt$EBT_SO_GET_INFO(r1, 0x0, 0x80, &(0x7f00000001c0)={'broute\x00'}, &(0x7f0000000240)=0x78) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 598.593535] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 598.600803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 598.608071] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 598.615335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 598.622693] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000000a 2018/04/03 19:27:55 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={r0}) 2018/04/03 19:27:55 executing program 3 (fault-call:0 fault-nth:11): unshare(0x8000400) 2018/04/03 19:27:55 executing program 0: r0 = accept4$inet(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, @local}, &(0x7f0000000040)=0x10, 0x80800) getsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffff9c, 0x84, 0x14, &(0x7f0000000080)=@assoc_value={0x0}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000140)={r1, 0x7}, &(0x7f0000000180)=0x8) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) r3 = socket$rds(0x15, 0x5, 0x0) connect$rds(r3, &(0x7f00000000c0)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) 2018/04/03 19:27:55 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:27:55 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) r1 = accept(r0, &(0x7f0000000000)=@ipx, &(0x7f0000000080)=0x80) sendmmsg$alg(r1, &(0x7f0000003f00)=[{0x0, 0x0, &(0x7f0000003380)=[{&(0x7f00000000c0)="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0x1000}, 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0x1000}, {&(0x7f0000003140)="f3d2383236bbc62ae0a65638a2640b1ab63c8437409cdd57b32c004178020b04f46035a2cfc11daf0b1769f790c99f4ed99539c38e1820c9db940f7d371eb1fbd4fba2c7f8c8e4102959228c82d6ed865b3757", 0x53}, {&(0x7f00000031c0)="63d3940cc5e610c618958320593e147fd28250ef3208de", 0x17}, {&(0x7f0000003200)="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", 0xfd}, {&(0x7f0000003300)="01aa8cdae78f578660896b8379a447203b7eac53a6ce0ec4a001e018bcbc1313249c82ace0fa94e9a205793aaccdbe8284d83d38e395cbd85e0f350d474d943e43dad69d9cc33fb6b967853539bdbaa557a18cd657cfeaf7eff3a1406dadfacd032ab98fd12671d1fd8f29fe8081863a39fb", 0x72}], 0x8, &(0x7f0000003400)=[@assoc={0x18, 0x117, 0x4, 0x101}], 0x18, 0x4000000}, {0x0, 0x0, &(0x7f0000003600)=[{&(0x7f0000003440)="a36fedaa89ace2ed04442f6af1ada961781c9a43c3d01f14eeae00799904cba4eba867702cc5e0660b0dbbf0416774f0e952259915b5a886009c107f892becbaee5ba2dbc196e86b8170140a767264919ab0e2d8eb7e01ee7e1c6d950fa37bccf5cfb05e6c12f561f60a5d4a22ab15c358552c6f06b3595b0b72e29de4e862d5f832a31756376f879aedbc32bc2f0b7d059fec10895e19a410", 0x99}, {&(0x7f0000003500)="ed703511c08a58418c695d26e469dc74283af431c520717d4fa7f35dcdb22ed35c394f95700a347490bdac2eacf31bfbf35813add4c6fb30dcb14312390956b73d18acb8d32fd7eabc1671a19fb1e79842190769ab6b85afb27c69d66dc17e4390d4208227065a299523d5337677c041980f7d754373a906467d7be1710cbb2726d5", 0x82}, {&(0x7f00000035c0)="380494b8546b8f8452f0532d2621e487d86dde0f2e9ea615e70e191a4dcde9", 0x1f}], 0x3, &(0x7f0000003640)=[@iv={0xa8, 0x117, 0x2, 0x8f, "0bef60b94de6b57bbbd6f6dd8ffdbbcdb3b4653b3b516010a6172b126d1ec852eeb6bd99001e10ae7dbc46dc3b2526d96fc8e7c08dff20c931dd891a9dee9aacdb39cfcbe0686d83dbe7d649bf069b77200b95d9de1b1592b7b7649d388512141d8d0b70f8f4a1130658d601e72f8d0df020083625fdb2d0cce148f994205745fbec3cd4ee09f9da1a59032e11d69d"}, @iv={0x78, 0x117, 0x2, 0x62, "67f0683c2496b2fcca145860a1e2bf3438a39ba48dd05c8538e8367f827db9cada12a27fcaa454552d2c052d1865a946660bdbe7fc2b104e56a45b643f3ebe61fc3343ac84078e2d4dc050191145ca86343449f641f5e5e17bf2c1c4daeb883f637f"}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18, 0x117, 0x3}], 0x180, 0x800}, {0x0, 0x0, &(0x7f0000003d40)=[{&(0x7f00000037c0)="4f0dd6afb1a001baaf0da19081ffeb66566097533f8081ca0153c18d8a8ab90c15bed6d288ae1e8a488287ebc8e38c970535a84dcc9bbb110b98527903ef1333c191e256cb7c79ec0d07d391371aa97739b6f3015a4f2f20092a1bf537e868ebff9b8efaee14623722aad3a3f7b6dfeb790316692d2f5bfdf277f70c51ea4cc64caf4597df60ec97be02bcd9264379b4a9a3d2ee8a55f85652e20847", 0x9c}, {&(0x7f0000003880)="4db16c1e4ddcb42f277a419296f9728fc10fe716f1bf7b7ef4f2de4887f24c77aa670d9ca434bd0abb586460e3c7af90d9cffb6b8fa9265ea77760a2db21874b4aedf70d986e3ea0ae7f0d919a4e2298af9702f9e003305e8c73dae28a9b543841b02d9e75dd6424539d6ebd572f2af8cfb4c024414d2671e29ac92d82e5032a0531e4d1420860fba7a8a09c73fa911f420d77a44228c2dbdb45ac2c0a5f58a6f2bb35ab4a905ce5b509def53a8da5817f1e23224b303d81f834c203e4628ff3e85d2b9ff22f53ba5fd638353d8914003a56a2bc358f18ffc3e0f469860ec81e904fb360c4a4694ef98cdb7b9194faeb9628001b7a2500", 0xf7}, {&(0x7f0000003980)="c87e954b7be0c1ba9abf3e7cb009a0e8b00eb78040cd2c0c6a3e778e46d155432dd318937d28ff9cb230ef4d16bd2e4ec0d427411b12a3bca5544a71933db7e4d5b2688ef49d4ce34532635bf7e54bf55a742ab73382282d09212fb13312cc710b044679d1cda5166861dd0c8283fb02e0c9080f90c86c9eebf693a951c5604f64ebc561b29469368e15bc5884faaa7971c717eed2fe1570cfb819068bffa1f18c891b8f34be6c0bca4dda23b91cf39cb6669c14bdf15656285aa54ff0a0687f52dde718d933c41ece2cfad1fcd13e3ca742649465627a593ebdc3f232afd5856029f9c2", 0xe4}, {&(0x7f0000003a80)="cd0c4f14788fbd3d37890b627b544ef255b595", 0x13}, {&(0x7f0000003ac0)="ae903f245f04242df595840e1f58bae27246a27939f1cf522683968a39f451b340d7ff39c0f1da2aacb72935180c06cd717d5b338d65d7a6bb8b3408eb15b547587a46182c4138cb3393055f6a09549ae150f42a4fa3d86e42b43817", 0x5c}, {&(0x7f0000003b40)="e90451e64ddda2483d7c72d12bcfd99a286f0b65633a46b29d9b40ec608fb5fd7e529d880177ede12950fb5b0773d4ab879bc7675b81b9b4c4cf8d11436e3932faa5657fe3a222da14a239761e480367dd5087452bae21ff1e2369b1cd6e030dc42ede5418a8677799f03769f5320683c6d082b414f405ee0f351743d20378def36d48f86eb3d806d5c44998", 0x8c}, {&(0x7f0000003c00)="ac3e10ffcb522e567d25fc9df353e755db84f456a15199197c35386ddbadf5e410eb41cfec0a76f52e3ef95fbb9b17032d427a0512afc89aaefbf5b4b5b6767ee7649344e294925e0ff82617b3c0b8648bbac93b5c8a7c1e1381cf5db583a9c4589f767aecc2c8", 0x67}, {&(0x7f0000003c80)="07bdc95f2e7e9b886a25cfc0e29dd9f2ce3923ea2276f3b2c1cb65b55b86368db0ffbebd3ffe373a1812b6b6ddbba6671aca311868ecfc41e6eccb695ab65037c1086a6c0effc41928f5f82f051f40576c1c52c42b5d26b46c95559d4acbd8fd9704cbd6bb9e4b5224978e849a119cb9264598f43756e3d664ead0b1614f1b893080a88100d5931dfd17702148146458f1b471e7acad09928e9b4bf242a2e825a01dc397", 0xa4}], 0x8, &(0x7f0000003dc0)=[@iv={0x78, 0x117, 0x2, 0x64, "57178bcbf41fe307418cd2b2c0f320285f1810be4536d0e2d24d2acc044b0d6a9090c08d73f5470c251238ef6035d1593d4c02e3ee0442f0608a1a1731d0bda4288577926918bf39f2e9dfc78ec5b49f3358f99ac1062a76fd23aca8d85e5adcfc240a2b"}, @assoc={0x18, 0x117, 0x4, 0x6f11}, @iv={0x58, 0x117, 0x2, 0x42, "4c9716625bd6cac2205fa780adb0e704740b3cb594472767daab76e675164340e684331110480c3fc186bc4d71d812f72d4546af72e3916f8d3cfd726e69cd6ec3d7"}, @assoc={0x18, 0x117, 0x4, 0x2}, @assoc={0x18, 0x117, 0x4, 0x7}, @assoc={0x18, 0x117, 0x4, 0x6}], 0x130, 0x4000000}], 0x3, 0x4000) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:55 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x0, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:55 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000000c0)={'lo\x00', &(0x7f0000000000)=@ethtool_cmd={0x17}}) 2018/04/03 19:27:55 executing program 2: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0xffffffffffffff9c}) ioctl$sock_inet6_tcp_SIOCINQ(r0, 0x541b, &(0x7f0000000140)) r1 = socket$unix(0x1, 0x5, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000000100)='cubic\x00', 0xffffffffffffff0d) getsockname(r1, &(0x7f0000000000)=@llc={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000080)=0x80) unshare(0x8000400) 2018/04/03 19:27:55 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x0, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 599.379531] FAULT_INJECTION: forcing a failure. [ 599.379531] name failslab, interval 1, probability 0, space 0, times 0 [ 599.390806] CPU: 0 PID: 14750 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 599.398163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 599.407511] Call Trace: [ 599.410100] dump_stack+0x194/0x24d [ 599.413728] ? arch_local_irq_restore+0x53/0x53 [ 599.418420] should_fail+0x8c0/0xa40 [ 599.422148] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 599.427249] ? lock_downgrade+0x980/0x980 [ 599.431388] ? lock_downgrade+0x980/0x980 [ 599.435536] ? lock_release+0xa40/0xa40 [ 599.439520] ? find_held_lock+0x35/0x1d0 [ 599.443588] ? check_same_owner+0x320/0x320 [ 599.447907] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 599.452927] ? rcu_note_context_switch+0x710/0x710 [ 599.457853] ? __lockdep_init_map+0xe4/0x650 [ 599.462270] should_failslab+0xec/0x120 [ 599.466278] kmem_cache_alloc_node_trace+0x5a/0x760 [ 599.471300] ? __lockdep_init_map+0xe4/0x650 [ 599.475722] __kmalloc_node+0x33/0x70 [ 599.479523] kvmalloc_node+0x99/0xd0 [ 599.483238] bucket_table_alloc+0x45b/0x590 [ 599.487560] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 599.492575] ? nested_table_alloc+0x350/0x350 [ 599.497072] ? __lockdep_init_map+0xe4/0x650 [ 599.501477] rhashtable_init+0x53e/0xa10 [ 599.505530] ? rht_deferred_worker+0x1cf0/0x1cf0 [ 599.510288] ? ipc_init_ids+0x209/0x270 [ 599.514260] ? msg_init_ns+0x1f9/0x270 [ 599.518144] ? compat_SyS_msgrcv+0x50/0x50 [ 599.522376] ? ida_remove+0x3f0/0x3f0 [ 599.526176] ? kmem_cache_alloc_trace+0x459/0x740 [ 599.531035] ipc_init_ids+0x94/0x270 [ 599.534747] shm_init_ns+0x105/0x140 [ 599.538458] copy_ipcs+0x38d/0x520 [ 599.542002] ? ipcns_get+0xf0/0xf0 [ 599.545540] ? do_mount+0x2bb0/0x2bb0 [ 599.549353] create_new_namespaces+0x278/0x880 [ 599.553932] ? sys_ni_syscall+0x20/0x20 [ 599.557893] ? ns_capable_common+0xcf/0x160 [ 599.562196] unshare_nsproxy_namespaces+0xae/0x1e0 [ 599.567110] SyS_unshare+0x653/0xfa0 [ 599.570807] ? vfs_write+0x374/0x510 [ 599.574500] ? walk_process_tree+0x400/0x400 [ 599.578895] ? __lock_is_held+0xb6/0x140 [ 599.582939] ? __sb_end_write+0xa0/0xd0 [ 599.586899] ? fput+0xd2/0x140 [ 599.590075] ? SyS_write+0x184/0x220 [ 599.593766] ? SyS_read+0x220/0x220 [ 599.597371] ? do_syscall_64+0xb7/0x940 [ 599.601335] ? walk_process_tree+0x400/0x400 [ 599.605740] do_syscall_64+0x281/0x940 [ 599.609610] ? vmalloc_sync_all+0x30/0x30 [ 599.613737] ? _raw_spin_unlock_irq+0x27/0x70 [ 599.618217] ? finish_task_switch+0x1c1/0x7e0 [ 599.622689] ? syscall_return_slowpath+0x550/0x550 [ 599.627600] ? syscall_return_slowpath+0x2ac/0x550 [ 599.632513] ? prepare_exit_to_usermode+0x350/0x350 [ 599.637519] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 599.642869] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 599.647691] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 599.652858] RIP: 0033:0x4552d9 [ 599.656033] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 599.663731] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 599.670985] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 599.678233] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 599.685478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 599.692722] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000000b 2018/04/03 19:27:56 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_value={0x0, 0xaf8}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000080)={r1, 0x5e2}, &(0x7f00000000c0)=0x8) 2018/04/03 19:27:56 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x0, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:56 executing program 7: r0 = socket$inet6(0xa, 0x2, 0x1) socket$inet_icmp_raw(0x2, 0x3, 0x1) shutdown(r0, 0x0) recvmsg(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000440), 0x0, &(0x7f0000000480)=""/209, 0xd1}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={r0}) getsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/04/03 19:27:56 executing program 4: r0 = accept(0xffffffffffffff9c, 0x0, &(0x7f0000000000)) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_SET_DEST(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB="24c90000", @ANYRES16=r1, @ANYBLOB="040028bd7000fedbdf250600000008000500000000000800060003000000"], 0x24}, 0x1, 0x0, 0x0, 0x80}, 0x40000) socket$kcm(0x29, 0x5, 0x0) 2018/04/03 19:27:56 executing program 2: unshare(0x4800805) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00000000c0)={0xff, 0x3, 0x1000, 0x7, 0x7fffffff}, 0x14) socketpair$inet(0x2, 0x7, 0x2, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000040)={0x0, 0x2, 0x9, 0xfe00000000000000, 0x6, 0x6, 0xfffffffffffffffe, 0x81, 0x5, 0x5, 0x8001}, 0xb) 2018/04/03 19:27:56 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netrom_NETROM_T4(r1, 0x103, 0x6, &(0x7f0000000040)=0x200, &(0x7f0000000080)=0x4) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f00000000c0)={0x0, 0x6, 0x10, 0x6, 0x4}, &(0x7f0000000100)=0x18) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000000240)={r3, 0x804}, &(0x7f0000000200)=0x8) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30, 0xfffffffffffffffc}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:56 executing program 3 (fault-call:0 fault-nth:12): unshare(0x8000400) 2018/04/03 19:27:56 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 600.233405] FAULT_INJECTION: forcing a failure. [ 600.233405] name failslab, interval 1, probability 0, space 0, times 0 [ 600.244695] CPU: 0 PID: 14775 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 600.252054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 600.261405] Call Trace: [ 600.263995] dump_stack+0x194/0x24d [ 600.267624] ? arch_local_irq_restore+0x53/0x53 [ 600.272293] ? rcutorture_record_progress+0x10/0x10 [ 600.277315] should_fail+0x8c0/0xa40 2018/04/03 19:27:56 executing program 0: r0 = socket(0x0, 0x807, 0x9) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000000)={0x0, 0x9}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000080)={r1, @in6={{0xa, 0x4e21, 0x1, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0x800}}, 0x4cf, 0x4, 0x80000000, 0x4}, &(0x7f0000000140)=0x98) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:56 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x0, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 600.281031] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 600.286137] ? __save_stack_trace+0x7e/0xd0 [ 600.290469] ? find_held_lock+0x35/0x1d0 [ 600.294541] ? check_same_owner+0x320/0x320 [ 600.298867] ? rcu_note_context_switch+0x710/0x710 [ 600.303795] ? check_same_owner+0x320/0x320 [ 600.308144] should_failslab+0xec/0x120 [ 600.313091] kmem_cache_alloc_node_trace+0x5a/0x760 [ 600.318111] ? __kmalloc_node+0x33/0x70 [ 600.322082] ? __kmalloc_node+0x33/0x70 [ 600.326055] ? rcu_read_lock_sched_held+0x108/0x120 [ 600.331078] __kmalloc_node+0x33/0x70 [ 600.334893] kvmalloc_node+0x99/0xd0 [ 600.338612] alloc_bucket_spinlocks+0x7a/0x190 [ 600.343200] bucket_table_alloc+0x2ae/0x590 [ 600.347522] ? nested_table_alloc+0x350/0x350 [ 600.352017] ? __lockdep_init_map+0xe4/0x650 [ 600.356432] rhashtable_init+0x53e/0xa10 [ 600.360505] ? rht_deferred_worker+0x1cf0/0x1cf0 [ 600.365263] ? ipc_init_ids+0x209/0x270 [ 600.369234] ? msg_init_ns+0x1f9/0x270 [ 600.373120] ? compat_SyS_msgrcv+0x50/0x50 [ 600.377357] ? ida_remove+0x3f0/0x3f0 2018/04/03 19:27:56 executing program 7: r0 = socket(0x1, 0xf, 0x2) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f00000015c0)) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000003c0)={0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000080)=[@in6={0xa, 0x4e24, 0x2, @local={0xfe, 0x80, [], 0xaa}, 0x3}], 0x1c) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000001d80)={'ip6gretap0\x00', 0x0}) sendmmsg(r1, &(0x7f00000065c0)=[{{0x0, 0x0, &(0x7f0000000240)=[{&(0x7f00000000c0)="22ea3059c6958b2710fcdccd4899db8a4767450df287", 0x16}], 0x1, &(0x7f0000005240)=ANY=[], 0x0, 0x4000}, 0xe6ce}, {{0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001f80)="a0ca34bbe216fef4bd0732151b32f8c35393aa7c0afbc28b614fa046d8a35eef6745466c14eb848f28868d3c719099e20b2098438d5c9794525eb6a9c0ddf5540a912f102b54a5bdaaabe654ac5089a2bcb0238cca5cef", 0x57}], 0x1, 0x0, 0x0, 0x4000}, 0xffffffffffffffff}], 0x2, 0x80) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000100)={0x9, {{0xa, 0x4e21, 0x8, @local={0xfe, 0x80, [], 0xaa}, 0x4178}}}, 0x88) sendmsg$nl_route(r1, &(0x7f00000004c0)={&(0x7f0000000380)={0x10}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)=@ipv6_getnetconf={0x44, 0x52, 0x402, 0x70bd26, 0x25dfdbfc, {0xa}, [@NETCONFA_IFINDEX={0x8, 0x1, r2}, @NETCONFA_FORWARDING={0x8, 0x2, 0x1}, @NETCONFA_FORWARDING={0x8, 0x2, 0x1ff}, @NETCONFA_PROXY_NEIGH={0x8, 0x5, 0xe0}, @NETCONFA_PROXY_NEIGH={0x8, 0x5, 0x1}, @NETCONFA_IFINDEX={0x8, 0x1, r2}]}, 0x44}, 0x1, 0x0, 0x0, 0x8080}, 0x40000) r3 = socket$inet(0x2, 0x2, 0x0) sendmmsg(r3, &(0x7f0000001e80)=[{{&(0x7f0000000000)=@in={0x2, 0x4e20}, 0x80, &(0x7f0000000080), 0x0, &(0x7f00000000c0)}}, {{&(0x7f00000002c0)=@in={0x2, 0x4e21, @broadcast=0xffffffff}, 0x80, &(0x7f0000000600), 0x0, &(0x7f0000002040)=[{0x18, 0x0, 0x7, "da"}], 0x18}}], 0x2, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000280)={0xfffffffffffffffd, 0x1, 0x7, 0x3, 0x4}, 0x14) ioctl$sock_inet_SIOCGIFPFLAGS(r3, 0x8935, &(0x7f0000000340)={'bcsh0\x00', 0x100}) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000001c0), &(0x7f0000000200)=0xc) 2018/04/03 19:27:56 executing program 4: socket$kcm(0x29, 0x10000002000007, 0x0) [ 600.381158] ? kmem_cache_alloc_trace+0x459/0x740 [ 600.386000] ipc_init_ids+0x94/0x270 [ 600.389711] shm_init_ns+0x105/0x140 [ 600.393419] copy_ipcs+0x38d/0x520 [ 600.396959] ? ipcns_get+0xf0/0xf0 [ 600.400496] ? do_mount+0x2bb0/0x2bb0 [ 600.404302] create_new_namespaces+0x278/0x880 [ 600.408883] ? sys_ni_syscall+0x20/0x20 [ 600.412857] ? ns_capable_common+0xcf/0x160 [ 600.417175] unshare_nsproxy_namespaces+0xae/0x1e0 [ 600.422106] SyS_unshare+0x653/0xfa0 [ 600.425811] ? vfs_write+0x374/0x510 [ 600.429523] ? walk_process_tree+0x400/0x400 [ 600.434102] ? __lock_is_held+0xb6/0x140 [ 600.438166] ? __sb_end_write+0xa0/0xd0 [ 600.442136] ? fput+0xd2/0x140 [ 600.445323] ? SyS_write+0x184/0x220 [ 600.449044] ? SyS_read+0x220/0x220 [ 600.452687] ? do_syscall_64+0xb7/0x940 [ 600.456657] ? walk_process_tree+0x400/0x400 [ 600.461062] do_syscall_64+0x281/0x940 [ 600.464963] ? vmalloc_sync_all+0x30/0x30 [ 600.469107] ? _raw_spin_unlock_irq+0x27/0x70 [ 600.473598] ? finish_task_switch+0x1c1/0x7e0 [ 600.478093] ? syscall_return_slowpath+0x550/0x550 [ 600.483019] ? syscall_return_slowpath+0x2ac/0x550 [ 600.487945] ? prepare_exit_to_usermode+0x350/0x350 [ 600.492959] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 600.498320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 600.503198] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 600.508383] RIP: 0033:0x4552d9 [ 600.511561] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 600.519261] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 600.526529] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 600.533794] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 600.541058] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 600.548325] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000000c 2018/04/03 19:27:57 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x0, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:57 executing program 7: socketpair(0xf, 0x80000, 0x200, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0xfffffffffffffffe, 0x0, 0xfff, 0x10000000000005, r1, 0x7}, 0x2c) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000080)={0x0, 0xffff}, &(0x7f00000000c0)=0x8) ioctl$DRM_IOCTL_AGP_ALLOC(r0, 0xc0206434, &(0x7f0000000140)={0x100000001, 0x0, 0x10001, 0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_UNBIND(r1, 0x40106437, &(0x7f0000000180)={r3, 0xff}) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000100)={r2, 0x100, 0x10}, 0xc) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x8, 0x5, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251}, 0x48) 2018/04/03 19:27:57 executing program 4: r0 = socket$kcm(0x29, 0x8, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000080)={r0}) connect$bt_rfcomm(r1, &(0x7f0000000040)={0x1f, {0x6, 0x2, 0xbe, 0x9, 0x7, 0x914}, 0x4000000000}, 0xa) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000000)={0x0, 0x2}, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r1, 0x84, 0x5, &(0x7f0000000100)={r2, @in={{0x2, 0x4e24, @multicast2=0xe0000002}}}, 0x84) 2018/04/03 19:27:57 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = accept$netrom(0xffffffffffffffff, &(0x7f00000000c0), &(0x7f0000000100)=0x10) recvmsg$netrom(r1, &(0x7f0000000300)={&(0x7f0000000140)=@full={{0x3, {"63e9d52557d6d9"}, 0x408}, [{"4577c55f434429"}, {"7c6fd9f7e3b822"}, {"2f6ec523d508a6"}, {"93567225c292a8"}, {"8e1eb071db49ec"}, {"6d9e362063adbe"}, {"00b5ebba8e413e"}, {"edb9eda6ca85c5"}]}, 0x48, &(0x7f00000001c0), 0x0, &(0x7f0000000200)=[{0xf0, 0x6, 0x2, "07e0a9636514b493853305b4a28e648583a44f3c838f7ef7583ba078946c68a84bb1403e7a69a2996169b20acf537bc04a9d86afe81c86688f10b697d899ee2f0f1b13f20284dfe21bc0ea43e0a7acbe9437b867ce450f8cc3b2f26c7554df4e27b9c33a6e1b52942cb17fd2d2adc2cbeb24b8b81f5924a3e59175ba70ea87d2c30255240ee013ca31bcd787c17221d77c921e44e342ba2fd2174e4335f4e7ed88e2be8f58297dcf3be2580ae77b20bd342ae9c94cfec127319cc621f6bc07156cbb2cc2630956c563e42113f9c838732ca6c0a24aad8d63e7c6baac8668"}], 0xf0, 0x50}, 0x100) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:57 executing program 2: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1a49000}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0xe0, r1, 0x2, 0x70bd27, 0x25dfdbfd, {0x5}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfffffffffffffff7}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x1632243a}, @IPVS_CMD_ATTR_DAEMON={0x50, 0x3, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x5}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @local={0xfe, 0x80, [], 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xd15}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x4}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast2=0xe0000002}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x46b4da09}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}]}, @IPVS_CMD_ATTR_SERVICE={0x44, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xa3a7}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e22}]}]}, 0xe0}, 0x1, 0x0, 0x0, 0x40000}, 0x10) unshare(0x8000400) 2018/04/03 19:27:57 executing program 3 (fault-call:0 fault-nth:13): unshare(0x8000400) 2018/04/03 19:27:57 executing program 6: socketpair$inet(0x2, 0x0, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_inet_udp_SIOCINQ(r0, 0x541b, &(0x7f0000000100)) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r1, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r1, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:57 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 601.107663] FAULT_INJECTION: forcing a failure. [ 601.107663] name failslab, interval 1, probability 0, space 0, times 0 [ 601.119168] CPU: 1 PID: 14825 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 601.126526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 601.135873] Call Trace: [ 601.138460] dump_stack+0x194/0x24d [ 601.142591] ? arch_local_irq_restore+0x53/0x53 [ 601.147262] ? wait_for_completion+0x770/0x770 [ 601.151848] should_fail+0x8c0/0xa40 [ 601.155561] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 601.160664] ? rcu_pm_notify+0xc0/0xc0 [ 601.164558] ? find_held_lock+0x35/0x1d0 [ 601.168630] ? check_same_owner+0x320/0x320 [ 601.172948] ? sget_userns+0x27d/0xe40 [ 601.176839] ? rcu_note_context_switch+0x710/0x710 [ 601.181790] should_failslab+0xec/0x120 [ 601.185766] kmem_cache_alloc_trace+0x4b/0x740 [ 601.190361] sget_userns+0x2a3/0xe40 [ 601.194074] ? set_anon_super+0x20/0x20 [ 601.198044] ? put_filp+0x90/0x90 [ 601.201503] ? destroy_unused_super.part.6+0xd0/0xd0 2018/04/03 19:27:57 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x0, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:57 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x0, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:57 executing program 7: r0 = socket(0x1000000010, 0x802, 0x0) r1 = socket$inet6(0xa, 0x2, 0x88) connect$inet6(r1, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x1c) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000080)={0x0, @broadcast, @dev}, &(0x7f0000000300)=0xc) bind$can_raw(r0, &(0x7f0000000340)={0x1d, r2}, 0x10) sendmmsg(r1, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000000680), 0x3ba, &(0x7f0000000100)=ANY=[@ANYBLOB="100f00000000000029000000000000007d4d32dce9bbe8c91c07f20015"], 0x10}}], 0x2, 0x8000) connect$vsock_stream(r0, &(0x7f0000000000)={0x28, 0x0, 0x2711, @host=0x2}, 0x10) sendmsg$inet_sctp(r0, &(0x7f0000000280)={&(0x7f00000000c0)=@in6={0xa, 0x4e22, 0xd8, @local={0xfe, 0x80, [], 0xaa}, 0x86b}, 0x1c, &(0x7f0000000540), 0x0, 0x0, 0x0, 0x10}, 0x4002) sendmsg$nl_route(r0, &(0x7f0000000040)={&(0x7f00008d4000)={0x10}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="0000000000000000c4f875982eb1ba508eaf62369d28679241cec6d01ba2880aecd51c3d38ade06b913da46d3e4a56ad73aaec6d847917494330fcb724207bf1729be644da07a410b836c0a3be85a1a3a336d4efba0b614da0722f1ced4d072ec3d8e6bae51cc0f56a0893", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\b\x00.\x00\x00\x00\x00\x00'], 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x4008880) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f00000005c0)) r3 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={0xffffffff, 0x8000, 0x18}, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xf, 0x5, 0xfd1, 0x0, 0x8, r3, 0x2}, 0x2c) 2018/04/03 19:27:57 executing program 0: r0 = socket$inet6_sctp(0xa, 0x8000000000, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 601.206615] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 601.211634] ? debug_object_fixup+0x30/0x30 [ 601.215962] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 601.220974] ? __lockdep_init_map+0xe4/0x650 [ 601.225377] ? get_random_u32+0x188/0x350 [ 601.229520] ? rand_initialize+0x1d0/0x1d0 [ 601.233751] ? __raw_spin_lock_init+0x2d/0x100 [ 601.238350] ? mqueue_mount+0xe0/0xe0 [ 601.242149] mount_ns+0x6d/0x190 [ 601.245518] mqueue_mount+0xbe/0xe0 [ 601.249149] mount_fs+0x66/0x2d0 [ 601.252526] vfs_kern_mount.part.26+0xc6/0x4a0 [ 601.257109] ? may_umount+0xa0/0xa0 [ 601.260744] ? compat_SyS_msgrcv+0x50/0x50 [ 601.264979] ? ida_remove+0x3f0/0x3f0 [ 601.268784] ? kmem_cache_alloc_trace+0x459/0x740 [ 601.273623] kern_mount_data+0x50/0xb0 [ 601.277511] mq_init_ns+0x167/0x220 [ 601.281136] copy_ipcs+0x3a4/0x520 [ 601.284672] ? ipcns_get+0xf0/0xf0 [ 601.288208] ? do_mount+0x2bb0/0x2bb0 [ 601.292015] create_new_namespaces+0x278/0x880 [ 601.296603] ? sys_ni_syscall+0x20/0x20 [ 601.300576] ? ns_capable_common+0xcf/0x160 2018/04/03 19:27:57 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x0, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 601.304895] unshare_nsproxy_namespaces+0xae/0x1e0 [ 601.309821] SyS_unshare+0x653/0xfa0 [ 601.313529] ? vfs_write+0x374/0x510 [ 601.317241] ? walk_process_tree+0x400/0x400 [ 601.321650] ? __lock_is_held+0xb6/0x140 [ 601.325715] ? __sb_end_write+0xa0/0xd0 [ 601.329683] ? fput+0xd2/0x140 [ 601.332870] ? SyS_write+0x184/0x220 [ 601.336578] ? SyS_read+0x220/0x220 [ 601.340204] ? do_syscall_64+0xb7/0x940 [ 601.344178] ? walk_process_tree+0x400/0x400 [ 601.348601] do_syscall_64+0x281/0x940 [ 601.352491] ? vmalloc_sync_all+0x30/0x30 2018/04/03 19:27:57 executing program 7: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000469ffc)=0x7fe, 0x4) r1 = accept4$inet6(0xffffffffffffff9c, &(0x7f0000000300)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000000340)=0x1c, 0x80000) bind$inet6(r1, &(0x7f0000000380)={0xa, 0x4e22, 0xffffffff, @ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1c) sendto$inet(r0, &(0x7f0000edf000), 0x0, 0x0, &(0x7f0000cd2ff0)={0x2, 0x4e20}, 0x10) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x3, 0x64031, 0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000ce6ff0)={0x2, 0x0, @loopback=0x7f000001}, 0x10) recvmsg(r0, &(0x7f0000edffc8)={0x0, 0x0, &(0x7f0000ef8fd0), 0x1, &(0x7f0000603000)=""/81, 0x51}, 0x40002102) socket$inet6_udp(0xa, 0x2, 0x0) recvmsg(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)=@alg, 0x80, &(0x7f0000000180)=[{&(0x7f0000000100)=""/74, 0x4a}], 0x1, 0x0, 0x0, 0x40}, 0x10020) 2018/04/03 19:27:57 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x0, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 601.356633] ? _raw_spin_unlock_irq+0x27/0x70 [ 601.361126] ? finish_task_switch+0x1c1/0x7e0 [ 601.365619] ? syscall_return_slowpath+0x550/0x550 [ 601.370546] ? syscall_return_slowpath+0x2ac/0x550 [ 601.375472] ? prepare_exit_to_usermode+0x350/0x350 [ 601.380487] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 601.385849] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 601.390700] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 601.395883] RIP: 0033:0x4552d9 [ 601.399065] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:27:57 executing program 0: socketpair(0x8, 0xf, 0x10001, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$bt_l2cap(r0, &(0x7f0000000100)={0x1f, 0x8001, {0x7fffffff, 0x0, 0x1f, 0x8b, 0x0, 0x2}, 0x8000, 0x445}, 0xe) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r1, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:57 executing program 2: unshare(0x8000400) socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet(0x2, 0x0, 0x4) r0 = accept4$unix(0xffffffffffffffff, &(0x7f00000004c0)=@abs, &(0x7f0000000540)=0x6e, 0x800) getsockopt$IP_VS_SO_GET_SERVICE(r0, 0x0, 0x483, &(0x7f0000000580), &(0x7f0000000600)=0x68) 2018/04/03 19:27:57 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4(r0, &(0x7f0000000000)=@ax25, &(0x7f0000000080)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f00000000c0)={0x0, 0x6}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000140)={r2, 0x40d}, &(0x7f0000000180)=0x8) [ 601.406773] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 601.414036] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 601.421298] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 601.428562] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 601.435824] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000000d 2018/04/03 19:27:57 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000000)={'teql0\x00', {0x2, 0x4e24, @multicast1=0xe0000001}}) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f0000000040)={0x0, @in6={{0xa, 0x4e22, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x6}}}, &(0x7f0000000100)=0x84) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000140)={r1, 0x79480ce9}, &(0x7f0000000180)=0x8) 2018/04/03 19:27:57 executing program 4: r0 = accept4$inet6(0xffffffffffffffff, &(0x7f0000000180), &(0x7f00000001c0)=0x1c, 0x800) r1 = socket$inet_icmp(0x2, 0x2, 0x1) setsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000000380)=0x1, 0x4) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffff9c, 0x84, 0xf, &(0x7f0000000200)={0x0, @in6={{0xa, 0x4e21, 0x5, @ipv4={[], [0xff, 0xff]}, 0x6}}, 0x40000000000, 0x7fff, 0x5, 0x9, 0x1ff}, &(0x7f0000000440)=0xffffffffffffffcc) ioctl$sock_inet_SIOCSIFPFLAGS(r0, 0x8934, &(0x7f00000003c0)={'gre0\x00', 0x7f}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000300)={r2, 0xdd9}, &(0x7f0000000340)=0x8) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$inet6(r3, &(0x7f0000000080)={0x0, 0x0, 0x0, @local}, &(0x7f00000000c0)=0x1c) connect$ax25(r4, &(0x7f0000000040)={0x3, {"d1a911023ffa51"}, 0x9b}, 0x10) getpeername$netlink(r3, &(0x7f0000000100), &(0x7f0000000140)=0xc) socket$kcm(0x29, 0x6, 0x0) 2018/04/03 19:27:57 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x0, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:58 executing program 7: r0 = socket(0xf, 0x1, 0xfffffffffffffffd) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f00000026c0)={0x0, @in6={{0xa, 0x4e23, 0x7, @remote={0xfe, 0x80, [], 0xbb}, 0x6}}}, &(0x7f0000002780)=0x84) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00000027c0)=@assoc_value={r1, 0x7}, 0x8) write(r0, &(0x7f0000f94fda)="26000000130047f10701c1b00ef900000700000000ffffdf09ef18ffff000700000014006e35", 0x26) mmap(&(0x7f0000f95000/0x1000)=nil, 0x1000, 0x1, 0x32, 0xffffffffffffffff, 0x0) recvmsg(r0, &(0x7f0000f95fd7)={&(0x7f0000f91ff0)=@ax25, 0x10, &(0x7f0000f91000), 0x0, &(0x7f0000f97000)}, 0x0) sendmsg$kcm(r0, &(0x7f0000002680)={0x0, 0x0, &(0x7f0000001200)=[{&(0x7f0000000000)="f556a974be4faf00fb9726bfbfe637fcebff5b053506df0e2a9604cff7ac9e9ff00449fa299a36a10ff4c856710043c4959869365d4092668d46a4bdd311bf15a1e3032536ce61664220d260f729dc63be6ee909d4d1948feb8787674810bde8687cba7d637eb458b11b21b1b1adaaf8381dee880918873a3e2831f8b3a58993a3e15b11e6133a0ceb9ee4afd0e031c2e1ff861665dfec94ef71fcb0beb203a7edacc7cc41648d3a44298135677f5f28b2d542d22660f6477b1e8b75cdf9b9c1c2", 0xc1}, {&(0x7f0000000100)="7ef17210d82e63b681a7dbc5b72e91a2dbeef41b09f44e47e3843a3bcc34d148dc1ff7f26414f582c62bb785b3b1f1b9446ecd941330f89606ea5092f682fe1c3948cf0a744b5fa7ed9ebeee42cdadcd887f968a0ace34af2d3d1a9535864d0965f9e547fbb16bba32434a282f3f3681672533eb940ecad5789343bdf6e67ff8b893184210b3bf238e78bcdbdb1d94e419b8580c6da6b20aae87b8620ee81e731f983f116d074962a0797b06586e404e76c20324859bc107fc0474e2a595d4c6e7487028b797da5cb9ccc4cc72763aaf73d2", 0xd2}, {&(0x7f0000000200)="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0x1000}], 0x3, &(0x7f0000001240)=[{0x1010, 0x105, 0x9d, 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{0xe0, 0x11f, 0x3, "823be123d889f82341cc7009764a8565760b00f1b65a0f511a5052fbe922e1aa6f504dad0940f6cf4eac001d28103d66ee75731d42ccdfd37a0eb1eb554f3c8f664f43ff20c9de400b94ab1e80e251e2daee6c7b49020c4c4d5367fd94b773600984de0195a50059c6efbc2f1e03668d346874be778e100511cacd4affecf413d2233468dec95900f5a7ac3b8b4abe974bee790f0123e97ccfc2473ca4295430f2cf2fec8ed9e987fa0d1eebc1c08f6515eec686e970d5d01215d0d367d05bbade6a286b6db578f5fae5ef872f6389"}, {0xa0, 0x19f, 0x6, "5d6c4652a1a8c63d7d2f4cdf3fedf44e63715251950d67b70710abfc951025f860ea9c9a32e51f4474619e5215dc898b85323cf1e15e63776f360ca641ada15cc7e58d43b60d5fc437645e195115d3d634bfdef46f1016c53afcb1c76548f8cb8d8a1d60e2329493e9bf0e6c4bfc22fcd7e867f6cf16c8401bd6c3b5ad1eaa65458420de6f10f81bc42a57ad"}, {0xf0, 0x18f, 0x2, "ba4a09aa0047a83c4ba36c3c9c68793d24d1d9da36d92f46c0fbdf065e775faf74d4939a7d47e5109cec8240032af2421e580f711d856d478f81f5b9d15e2dbf64d2b511652c6bac61269a2a9305936c7a552a03f6175adeb565d45fecd72b1b4df5a8886208dd3a70715f3c1f37232318f084de64a8726362f3e907ec7dcf99d4f406873560934ab27edda918088252243cb497c82a5891f67228d0baae09f5521930427016a86688f73d0e73e9fc71330bed1e8a85e94831d4f042439550bc16a7bf87cf39041d56a2c4874c0b4991122b99ce41b129b56a53b3"}, {0x20, 0x117, 0x9, "3f80c739090d8bdf3aff3284"}, {0xa0, 0x13f, 0x400, "b0c305c2783f707f2b60db9ca82e551821387e1e1d89751b1f1d7bed87bdc97ab438291d36faf824010673b17df8420157af8206f890e71ce83ad6a701bfaab67f61934f1f1b1348e947e576017c3125f1061d8624a4f9bc673865f7dd0580608d284e385ff52437b65b7c0b286275d9e4419701710a0123ec4021845bdb4d7848e2530e50374b4ce9edf626"}, {0xd0, 0x1, 0x3, "4903208390f37aec6f52aedf1a1ebf33970d0aec6c0dc041de6c7eaa0582e43235b3bdea3d1a9f93f3c019c0695964dd27920f6e521f8e22d53eb1640a30d921cf12850daad53249a05ab60a8b836bdce40fd4aec7140ea9449e648f51d773aaed9ee43fa93f193121e8a08f4b06fe892ce598439977ca307756a362e582e3b7e84f8644665d8d640d764de3aec29b7f00bb09af08dd895ad3b9eb768b2091140511c0641cdc37672a16ed679c34a3e468a1e038ad642e55acc5fe6a"}], 0x1410, 0x48000}, 0x400c0) 2018/04/03 19:27:58 executing program 2: unshare(0x80010400) r0 = socket(0xf, 0x800, 0x9) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000400)=ANY=[@ANYRES32=0x0, @ANYBLOB="7f000000935e2101fba92251240d248ac58f7a51a1b64559c926bc204e89a8270a288e4f394d4f8c1370777d6fd93e3e0276e8507d4a709408492a6acf77db76ef3b55c930fa5375bcdd0383c58012434f80eacad44cab7e51f16aa52c9e32e5c96d2f34afb3949ed1e1f8d8fc8be35ff7aa41d6c8067201e96cfcef100c30d8129c86319a21c6426112c26393b44a7a3820d3"], &(0x7f0000000280)=0x87) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000002c0)={r2, 0x7, 0x20}, 0xc) sendmsg$IPVS_CMD_ZERO(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20008080}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0xbc, r1, 0x300, 0x70bd29, 0x25dfdbff, {0x10}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x19}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x13d2}, @IPVS_CMD_ATTR_SERVICE={0x40, 0x1, [@IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x42}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x29}]}, @IPVS_CMD_ATTR_SERVICE={0x58, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x87}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e21}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x7f}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3f}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@broadcast=0xffffffff}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}]}]}, 0xbc}, 0x1, 0x0, 0x0, 0x40}, 0x20008000) connect$vsock_stream(r0, &(0x7f00000003c0)={0x28, 0x0, 0x2710, @hyper}, 0x10) getsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f0000000340), &(0x7f0000000380)=0x4) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000300)={0x21, 0x401, 0x80, 0x5}, 0x8) 2018/04/03 19:27:58 executing program 3 (fault-call:0 fault-nth:14): unshare(0x8000400) 2018/04/03 19:27:58 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) r1 = accept4(r0, &(0x7f0000000000)=@sco, &(0x7f0000000080)=0x80, 0x800) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f00000000c0)=0x7, 0x3) 2018/04/03 19:27:58 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4(r0, &(0x7f0000000000)=@rc, &(0x7f0000000080)=0x80, 0x800) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffff9c, 0x84, 0xe, &(0x7f00000000c0)={0x0, 0xffff, 0x8, 0x8, 0xffffffff, 0x3, 0x10001, 0xa4d4, {0x0, @in={{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x100, 0xffff, 0xbc9, 0x9, 0x80000000}}, &(0x7f0000000180)=0xb0) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f00000001c0)={0x1, 0x8, 0x8202, 0x8000, 0x3, 0x100, 0x4, 0x1c59, r2}, 0x20) 2018/04/03 19:27:58 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x0, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:58 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:58 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:27:58 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x0, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 601.985577] FAULT_INJECTION: forcing a failure. [ 601.985577] name failslab, interval 1, probability 0, space 0, times 0 [ 601.997235] CPU: 1 PID: 14920 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 602.004597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 602.013952] Call Trace: [ 602.016540] dump_stack+0x194/0x24d [ 602.020166] ? arch_local_irq_restore+0x53/0x53 [ 602.024840] should_fail+0x8c0/0xa40 [ 602.028559] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 19:27:58 executing program 0: socket$bt_hidp(0x1f, 0x3, 0x6) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:58 executing program 7: socketpair(0x10, 0x7, 0x1f, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000080)=0x9, 0x4) setsockopt$ax25_int(r1, 0x101, 0xf, &(0x7f0000000500)=0x8, 0x4) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000100)={'vlan0\x00', 0x0}) setsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000280)={r3, @broadcast=0xffffffff, @multicast2=0xe0000002}, 0xc) setsockopt$inet6_MRT6_DEL_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd3, &(0x7f0000000000)={{0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}, 0x80000003}, {0xa, 0x4e20, 0x0, @mcast1={0xff, 0x1, [], 0x1}}}, 0x5c) ioctl$PPPIOCGL2TPSTATS(r1, 0x80487436, &(0x7f0000000180)="b49bc5966ba254adc36eda81fd7f81c3179f96b894d2c2ee1b117595214e1c2915a254f38daed58ce8d15db98985dd0d1bed8dfd63e9b4bce8d43ef24bcbb268d7f520a1e7b2f074c5346a0fbc1e5f0c4b35d7858fae452cd194cd4bc971a8bc71665d9a0fd8e2aa7b1de704f2a4c58a6f253876c170b7a608ef27a28653227c1810f458b3adbb24eea47b0fbaa4915c8a3a95de8a648595225fc9b8268a6f37ecadd92ef9f085b66fcf9e8f287cd4460a205479071b091ff48fe0b0142719c0d185bc9469fcd293c5b22412621fa501fe8eb977d0261a702c3e4903cf") sendmsg$nl_netfilter(r2, &(0x7f0000dddfc8)={&(0x7f0000000140)={0x10}, 0xc, &(0x7f00008a7000)={&(0x7f00000000c0)={0xfffffffffffffef8, 0x1, 0x4, 0x101, 0x0, 0x0, {0xfffffffffffffffd}, [@typed={0xc, 0x1, @pid}]}, 0x20}, 0x1}, 0x0) bind$inet(r1, &(0x7f00000002c0)={0x2, 0x4e22, @multicast1=0xe0000001}, 0x10) [ 602.033661] ? find_next_zero_bit+0xe3/0x110 [ 602.038069] ? trace_hardirqs_off+0x10/0x10 [ 602.042390] ? __lock_is_held+0xb6/0x140 [ 602.046454] ? find_held_lock+0x35/0x1d0 [ 602.050524] ? __lock_is_held+0xb6/0x140 [ 602.054595] ? check_same_owner+0x320/0x320 [ 602.058939] ? rcu_note_context_switch+0x710/0x710 [ 602.063873] ? rcu_note_context_switch+0x710/0x710 [ 602.068809] should_failslab+0xec/0x120 [ 602.072789] __kmalloc+0x63/0x760 [ 602.076266] ? lockdep_init_map+0x9/0x10 [ 602.080322] ? debug_mutex_init+0x2d/0x60 [ 602.084466] ? __list_lru_init+0xcf/0x750 [ 602.088617] __list_lru_init+0xcf/0x750 [ 602.092596] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 602.098495] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 602.103520] ? __lockdep_init_map+0xe4/0x650 [ 602.107940] ? lockdep_init_map+0x9/0x10 [ 602.112002] sget_userns+0x691/0xe40 [ 602.115722] ? set_anon_super+0x20/0x20 [ 602.119702] ? put_filp+0x90/0x90 [ 602.123154] ? destroy_unused_super.part.6+0xd0/0xd0 [ 602.128259] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 602.133277] ? debug_object_fixup+0x30/0x30 [ 602.137623] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 602.142639] ? __lockdep_init_map+0xe4/0x650 [ 602.147048] ? get_random_u32+0x188/0x350 [ 602.151196] ? __raw_spin_lock_init+0x2d/0x100 [ 602.156137] ? mqueue_mount+0xe0/0xe0 [ 602.159963] mount_ns+0x6d/0x190 [ 602.163327] mqueue_mount+0xbe/0xe0 [ 602.166952] mount_fs+0x66/0x2d0 [ 602.170318] vfs_kern_mount.part.26+0xc6/0x4a0 [ 602.174915] ? may_umount+0xa0/0xa0 [ 602.178537] ? compat_SyS_msgrcv+0x50/0x50 [ 602.182769] ? ida_remove+0x3f0/0x3f0 [ 602.186568] ? kmem_cache_alloc_trace+0x459/0x740 [ 602.191407] kern_mount_data+0x50/0xb0 [ 602.195289] mq_init_ns+0x167/0x220 [ 602.198913] copy_ipcs+0x3a4/0x520 [ 602.202450] ? ipcns_get+0xf0/0xf0 [ 602.206007] ? do_mount+0x2bb0/0x2bb0 [ 602.209801] create_new_namespaces+0x278/0x880 [ 602.214364] ? sys_ni_syscall+0x20/0x20 [ 602.218320] ? ns_capable_common+0xcf/0x160 [ 602.222629] unshare_nsproxy_namespaces+0xae/0x1e0 [ 602.227555] SyS_unshare+0x653/0xfa0 [ 602.231247] ? vfs_write+0x374/0x510 [ 602.234942] ? walk_process_tree+0x400/0x400 [ 602.239331] ? __lock_is_held+0xb6/0x140 [ 602.243733] ? __sb_end_write+0xa0/0xd0 [ 602.247689] ? fput+0xd2/0x140 [ 602.250858] ? SyS_write+0x184/0x220 [ 602.254548] ? SyS_read+0x220/0x220 [ 602.258164] ? do_syscall_64+0xb7/0x940 [ 602.262115] ? walk_process_tree+0x400/0x400 [ 602.266501] do_syscall_64+0x281/0x940 [ 602.270365] ? vmalloc_sync_all+0x30/0x30 [ 602.274491] ? _raw_spin_unlock_irq+0x27/0x70 [ 602.278971] ? finish_task_switch+0x1c1/0x7e0 [ 602.283469] ? syscall_return_slowpath+0x550/0x550 [ 602.288378] ? syscall_return_slowpath+0x2ac/0x550 [ 602.293290] ? prepare_exit_to_usermode+0x350/0x350 [ 602.298298] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 602.303650] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 602.308492] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 602.313689] RIP: 0033:0x4552d9 [ 602.316863] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 602.324649] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 602.331922] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 602.339173] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 602.346426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 602.353685] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000000e 2018/04/03 19:27:59 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x0, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:59 executing program 4: socket$kcm(0x29, 0x6, 0x0) 2018/04/03 19:27:59 executing program 2: unshare(0x20000000) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) getsockopt$inet_pktinfo(0xffffffffffffff9c, 0x0, 0x8, &(0x7f0000000040)={0x0, @multicast2, @dev}, &(0x7f0000000080)=0xc) setsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f00000000c0)={@loopback={0x0, 0x1}, r1}, 0x14) getpeername$ipx(r0, &(0x7f0000000100), &(0x7f0000000140)=0x10) 2018/04/03 19:27:59 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) pipe(&(0x7f00000006c0)={0xffffffffffffffff}) connect$bt_rfcomm(r1, &(0x7f0000000700)={0x1f, {0x8, 0x2, 0x6, 0xb8, 0x400, 0x4}, 0x5}, 0xa) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:59 executing program 7: socketpair(0x4, 0x6, 0x1f, &(0x7f0000000100)={0xffffffffffffffff}) recvmsg$netrom(r0, &(0x7f0000000480)={&(0x7f0000000140)=@ax25={0x3, {"dd5a07ede516d6"}, 0x2}, 0x10, &(0x7f0000000340)=[{&(0x7f0000000180)="6ff502c6c89b5b44546e8e58766c08e3e086898e5ed80776493a24aaad2a18972deb3043250c6aaaf5999b331f2ed402c1d662029b41cb2d936a1f11afd73c8cab2af2d01fbf6e35e488c86bb45836e711d49d0800eb30706101f3b54f4db637ed161c28e1f4df2f4e81", 0x6a}, {&(0x7f0000000200)="5e60c08a50c15a1eaba48e619d1b5b3bb037bfaa8a215626b6b60f94cb29b701f0cf153244f1ae7f50c430accdf465869b46b2454f3f0837af2286c3c07c9a9145581248ef2c20cce6457324a17862c9f4ec86308db1672a865ab32ae9e9f33dffd9424b4672bc8d8d55df492530420d8abc0360feb397cdc817cd8117e13a33560698599344a8e8a12e3999553e028f059a5a1132a17c324d949bbba2be3d351a3eaf7b788be390c42c8510003c43cc4bc138bb4cb77caa30458af7ea0e6f8eba6a4978a4782007c8b5baafd6c62d697ee89f7dbf333cc09daa19aed80f870615a2", 0xe2}, {&(0x7f0000000300)="17", 0x1}], 0x3, &(0x7f0000000380)=[{0x100, 0x11, 0x9, "0e3bab59632ae49161b498ec944fa56fc509f247947750b2066b5865c570e1df9a84eb2fc23c6f344da59414180ceaf9cad8b494f09542aaa0bed118b4c0b898b204f62ef315766a13bac1034093a78a99fd6657464dcec2ae8049a133ecbae39415b468cb368d57dc8903a7fd363af35b5a2b30e9bac2967f1a4c6048230c80b072c8de622260a272ca011a4600a1ce11ac1235104bbae1717aa12f085cb3b3fa4511d81c34c8c5295e44f08e790ed1efd9d648c24f773947aa7bae6e56381e0126e7c37b5be58183ccc048e68c369d18e8e137b755e928d55dafa8c443e279a7913a7681f562ba6f9f1cdda0f036"}], 0x100, 0x800}, 0x1) r1 = socket(0x18, 0xfffffffffffffffe, 0xf4b3) bind$nfc_llcp(r1, &(0x7f0000e34fa0)={0x27, 0x7fffffff, 0x0, 0x0, 0x0, 0x0, "b11671b05cb260eed49ad4373043bbaf08814fe333f1773779222f61fa0971b3a272d36e9a3f413d6aa4e6073f75e4d23d2f86733923839ab83052778cf7b2"}, 0x60) setsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f0000000000)=0xfff, 0x4) r2 = socket(0x18, 0x0, 0x2) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000080)) bind$nfc_llcp(r2, &(0x7f0000e34fa0)={0x27, 0x7fffffff, 0x0, 0x0, 0x0, 0x0, "b11671b05cb260eed49ad4373043bbaf08814fe333f1773779222f61fa0971b3a272d36e9a3f413d6aa4e6073f75e4d23d2f86733923839ab83052778cf7b2"}, 0x60) pwrite64(r0, &(0x7f0000000040)="30b30debf719e118c6a22483936946ed5c161e8ce0edb9426a682ae227b8fa539adea11f33c4ba75be70164efe61a3000d6f87ac05253e0a7518d3287e", 0x3d, 0x0) 2018/04/03 19:27:59 executing program 3 (fault-call:0 fault-nth:15): unshare(0x8000400) 2018/04/03 19:27:59 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:27:59 executing program 6: r0 = socket$kcm(0x29, 0x0, 0x0) write$binfmt_aout(r0, &(0x7f0000000040)={{0x10b, 0x2, 0x5, 0x185, 0x1e3, 0x6, 0x35d, 0x13}, "f23e83b9e7fc213c1d53c5817eeff5207e032642c320b51d20f9d1b79b39c691f8304a7faf8e3c721a87daee705108f2ce2020e20f020fff051ded89034d8dd3359ec8e3f7bd203a3570856ce051cf53d2e1d04b96aee35dc7051913d801e3d5ffa239786e53323b65991fe19483f628ebb4089ebd44f0dd2e1254098cb31b08e6445c5b5939da6a98c829e902148567af10b9c8e759bc6728db4df2d0aab64265e52fbfccc5cbed7f48a998fdb93d92a9c10793efc883210eaf0da5d4ed9a53da2c6c76a37668218c5061e0aeacb9c31eba4a", [[], [], [], []]}, 0x4f3) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000540)=@full, &(0x7f00000005c0)=0x48, 0x80000) setsockopt$netrom_NETROM_T4(r2, 0x103, 0x6, &(0x7f0000000600)=0xffffffff, 0x4) sendmsg$inet_sctp(r1, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000000000)=[{&(0x7f0000718f0a)="be"}], 0x1, &(0x7f000036cfa0), 0x0, 0x40}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r1, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) socket$alg(0x26, 0x5, 0x0) [ 602.852392] FAULT_INJECTION: forcing a failure. [ 602.852392] name failslab, interval 1, probability 0, space 0, times 0 [ 602.863670] CPU: 1 PID: 14955 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 602.871034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 602.880385] Call Trace: [ 602.882977] dump_stack+0x194/0x24d [ 602.886604] ? arch_local_irq_restore+0x53/0x53 [ 602.891284] ? kernel_text_address+0xd1/0xe0 [ 602.895698] ? __unwind_start+0x169/0x330 [ 602.899859] should_fail+0x8c0/0xa40 [ 602.903575] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 602.908686] ? save_stack+0x43/0xd0 [ 602.912306] ? kasan_kmalloc+0xad/0xe0 [ 602.916186] ? __kmalloc+0x162/0x760 [ 602.919898] ? __list_lru_init+0xcf/0x750 [ 602.924143] ? find_held_lock+0x35/0x1d0 [ 602.928206] ? __lock_is_held+0xb6/0x140 [ 602.932275] ? check_same_owner+0x320/0x320 [ 602.936603] ? rcu_note_context_switch+0x710/0x710 [ 602.941545] should_failslab+0xec/0x120 [ 602.945523] kmem_cache_alloc_node_trace+0x5a/0x760 [ 602.950538] ? mark_held_locks+0xaf/0x100 [ 602.954687] ? __raw_spin_lock_init+0x1c/0x100 [ 602.959271] __kmalloc_node+0x33/0x70 [ 602.963071] kvmalloc_node+0x99/0xd0 [ 602.966783] __list_lru_init+0x5d5/0x750 [ 602.970847] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 602.976730] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 602.981745] ? __lockdep_init_map+0xe4/0x650 [ 602.986155] ? lockdep_init_map+0x9/0x10 [ 602.990216] sget_userns+0x691/0xe40 [ 602.993924] ? set_anon_super+0x20/0x20 [ 602.997897] ? put_filp+0x90/0x90 [ 603.001348] ? destroy_unused_super.part.6+0xd0/0xd0 [ 603.006454] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 603.011467] ? debug_object_fixup+0x30/0x30 [ 603.015786] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 603.020801] ? __lockdep_init_map+0xe4/0x650 [ 603.025226] ? get_random_u32+0x188/0x350 [ 603.029377] ? __raw_spin_lock_init+0x2d/0x100 [ 603.033964] ? mqueue_mount+0xe0/0xe0 [ 603.037761] mount_ns+0x6d/0x190 [ 603.041213] mqueue_mount+0xbe/0xe0 [ 603.044836] mount_fs+0x66/0x2d0 [ 603.048206] vfs_kern_mount.part.26+0xc6/0x4a0 2018/04/03 19:27:59 executing program 6: r0 = socket$inet6_sctp(0xa, 0x40000000003, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000000040)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_SET_VERSION(r1, 0xc0106407, &(0x7f0000000080)={0x8, 0x80000000, 0x8000, 0x7f}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000100)={0x4, &(0x7f00000000c0)=[{}, {0x0}, {}, {}]}) ioctl$DRM_IOCTL_SWITCH_CTX(r2, 0x40086424, &(0x7f0000000180)={r3, 0x3}) 2018/04/03 19:27:59 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x0, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:59 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) recvmsg(r0, &(0x7f0000001900)={&(0x7f0000001700)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, 0x80, &(0x7f0000001880)=[{&(0x7f0000001780)=""/156, 0x9c}, {&(0x7f0000001840)=""/8, 0x8}], 0x2, &(0x7f00000018c0)=""/15, 0xf, 0x4}, 0x40000000) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000001980)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r1, &(0x7f0000001a80)={&(0x7f0000001940)={0x10, 0x0, 0x0, 0x8000080}, 0xc, &(0x7f0000001a40)={&(0x7f00000019c0)={0x78, r2, 0x120, 0x70bd2d, 0x25dfdbfe, {0xd}, [@IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x9}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x100}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5}, @IPVS_CMD_ATTR_SERVICE={0x30, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0xff}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x6f}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'none\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x2f}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2}}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0xa3089d70393acc0) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:27:59 executing program 2: getsockname(0xffffffffffffff9c, &(0x7f0000000640)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f00000006c0)=0x80) setsockopt$inet_sctp_SCTP_NODELAY(r0, 0x84, 0x3, &(0x7f0000000700), 0x4) unshare(0x8000400) 2018/04/03 19:27:59 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x0, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 603.052792] ? may_umount+0xa0/0xa0 [ 603.056415] ? compat_SyS_msgrcv+0x50/0x50 [ 603.060660] ? ida_remove+0x3f0/0x3f0 [ 603.064460] ? kmem_cache_alloc_trace+0x459/0x740 [ 603.069299] kern_mount_data+0x50/0xb0 [ 603.073186] mq_init_ns+0x167/0x220 [ 603.076809] copy_ipcs+0x3a4/0x520 [ 603.080342] ? ipcns_get+0xf0/0xf0 [ 603.083882] ? do_mount+0x2bb0/0x2bb0 [ 603.087684] create_new_namespaces+0x278/0x880 [ 603.092271] ? sys_ni_syscall+0x20/0x20 [ 603.096249] ? ns_capable_common+0xcf/0x160 2018/04/03 19:27:59 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x0, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:27:59 executing program 4: r0 = accept4(0xffffffffffffff9c, 0x0, &(0x7f0000000000), 0x80000) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f00000001c0)={0x0, 0x6b, "5a195c1f0732d59644805860702e911b557e920e695b60a75f225586e4ab7240887522ed5269beed731a713d79f3cb98350d824f992ff584801c7cc7c31a032832e7ae66bff8b56e4cd45b4d177263ba1879006a14184e29e6546e736239eb87f78ebddeb6dd517241b72d"}, &(0x7f0000000080)=0x73) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000240)={r1, @in={{0x2, 0x4e24, @multicast2=0xe0000002}}}, 0x84) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000040)=0x9, 0x4) socket$kcm(0x29, 0x5, 0x0) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000180)=ANY=[@ANYRES32=0x0, @ANYBLOB="45018d392cfa2eb6052e8be23d7d3956fdfb8c6a0dfbc8259bf49a18d1a8ca94c111adda5910a11f11f8eb80eb7df9e1b973bf47e9dbb75e9b4d"], &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000100)={r2, 0xfff, 0x1, 0x4}, &(0x7f0000000140)=0x10) 2018/04/03 19:27:59 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000200)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000240)=ANY=[@ANYRES32=r1, @ANYBLOB="90000000df2d0682a7c1265fbbc9ca7dafe3ca5fc555c868714e259752c9b7cc166e6a6977fcaee7ac4bf30d8071ab9001196991ea5aa913b25cbaf609fa56ec0d203c6f39921c77eeb06185c7e18da05a73c7e30ac7e4b1f086b5a267683ae7ac28ddbdfe0200000000000000c20200000000000000e421b7fcf764e131f0ae218e5070dd2626405e43cbcaa7ea397b647c74069a87d5b69a763c57887b1cd11e44b3162016bbbb9bee969e7a72f122192a27511aa4c8ec68275310dbad3408a964dc8152a414229b6df31f2412"], &(0x7f0000000140)=0x98) [ 603.100567] unshare_nsproxy_namespaces+0xae/0x1e0 [ 603.105496] SyS_unshare+0x653/0xfa0 [ 603.109200] ? vfs_write+0x374/0x510 [ 603.112917] ? walk_process_tree+0x400/0x400 [ 603.117323] ? __lock_is_held+0xb6/0x140 [ 603.121386] ? __sb_end_write+0xa0/0xd0 [ 603.125356] ? fput+0xd2/0x140 [ 603.128540] ? SyS_write+0x184/0x220 [ 603.132244] ? SyS_read+0x220/0x220 [ 603.135865] ? do_syscall_64+0xb7/0x940 [ 603.139838] ? walk_process_tree+0x400/0x400 [ 603.144779] do_syscall_64+0x281/0x940 [ 603.148662] ? vmalloc_sync_all+0x30/0x30 [ 603.152804] ? _raw_spin_unlock_irq+0x27/0x70 [ 603.157292] ? finish_task_switch+0x1c1/0x7e0 [ 603.161795] ? syscall_return_slowpath+0x550/0x550 [ 603.166723] ? syscall_return_slowpath+0x2ac/0x550 [ 603.171646] ? prepare_exit_to_usermode+0x350/0x350 [ 603.176658] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 603.182017] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 603.186869] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 603.192052] RIP: 0033:0x4552d9 [ 603.195233] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 603.202945] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 603.210212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 603.217473] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 603.224737] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 603.232006] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000000f 2018/04/03 19:28:00 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x0, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:00 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000240)={&(0x7f0000000000)=@pptp={0x18, 0x2, {0x1, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x80, &(0x7f0000000180)=[{&(0x7f0000000080)="ab6d1dcc49806ab3a50b383cf09a43453cf224d0fe7bcc9aeef940b0f406290f2dcb2e3c9ddc8e5ce234e8d2973fb907702ecb62f58d2593bd41e2a5b1b5f7fbfd60d1d4a692e5e0baf1a75182de8f547655377bab157379f2fa5be26596181dc6076940885f0f8bcf3f7cdfd96b815ce47d1af096c57509cdf999d81c8c81e2b9e7f68445d5cb504d79e9e6bc6f300c798f766ca8be457a9b1800a4f4f2b9ad5dda98361391615a790af418d1dfc230783bf838ce7444ac9c3f31e1ac30061380a4dfd7f5461d372a53fc3b7556a3abc530acc02dcea9637e49c56e7d1f", 0xde}], 0x1, &(0x7f00000001c0)=ANY=[@ANYBLOB="68000000000000fb07010000ffffff7fac5d9585340e9957021244ab7bddd4dc86009a7a3403512fc56d20b776d41b6d0289174a0037a087d059cd6860f2aadd8dd2df7e550c46d7887f0e824806a3edcfe6e156bc64d43a37cdea609b11a1cfd100000000000000"], 0x68, 0x4}, 0x4000010) 2018/04/03 19:28:00 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = accept4$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, @dev}, &(0x7f0000000100)=0x10, 0x800) getsockopt$inet_sctp_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000000140), &(0x7f0000000180)=0x4) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:00 executing program 2: r0 = socket$bt_rfcomm(0x1f, 0x1, 0x3) setsockopt$bt_BT_POWER(r0, 0x112, 0x9, &(0x7f0000000000)=0x5, 0x1) unshare(0x1000000200000) 2018/04/03 19:28:00 executing program 7: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000140)="9403", 0x2) r1 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_tcp_int(r1, 0x6, 0x17, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 2018/04/03 19:28:00 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000180), &(0x7f00000001c0)=0x4) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000200)={0x0, 0xb3}, &(0x7f0000000240)=0x8) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) connect$ipx(r2, &(0x7f0000000300)={0x4, 0x20, 0xfffffffffffffffc, "8d00dd8cb019", 0x5}, 0x10) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000280)={r1, 0x3}, 0x8) r3 = accept4(r0, &(0x7f0000000000)=@in6={0x0, 0x0, 0x0, @ipv4={[], [], @local}}, &(0x7f0000000080)=0x80, 0x80000) ioctl$sock_bt_hidp_HIDPCONNADD(r3, 0x400448c8, &(0x7f0000000100)={r0, r0, 0xfffffffffffffffe, 0x8763, &(0x7f00000000c0)="4966380b1acdafe9a6d6f186eb74eb7aa5ff4921f2e1bfe8a3b2ea48", 0x0, 0x0, 0x200, 0x8, 0x9, 0x0, 0x8, "9edda4d85eb072dfaef6e7699d6cffd01530016c8c45a4d8471ee835bfd48074cf2529c269f0febb73d51a"}) 2018/04/03 19:28:00 executing program 3 (fault-call:0 fault-nth:16): unshare(0x8000400) 2018/04/03 19:28:00 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 604.106648] FAULT_INJECTION: forcing a failure. [ 604.106648] name failslab, interval 1, probability 0, space 0, times 0 [ 604.117941] CPU: 1 PID: 15021 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 604.125297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 604.134651] Call Trace: [ 604.137253] dump_stack+0x194/0x24d [ 604.140894] ? arch_local_irq_restore+0x53/0x53 [ 604.145565] should_fail+0x8c0/0xa40 [ 604.149280] ? is_bpf_text_address+0xa4/0x120 2018/04/03 19:28:00 executing program 4: r0 = socket$kcm(0x29, 0xa, 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000000000)=@generic={0x1ff, 0x2, 0x7}) sendmsg$kcm(r0, &(0x7f0000000600)={&(0x7f0000000180)=@l2={0x1f, 0x2, {0x4, 0x5, 0x3, 0x6, 0x7e, 0x100000000}, 0x8, 0x5}, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000200)="d9ff1120e8c0349bbf357c9da7d39b9f9a79c9af247b00e8e8eda32e554cf9550ebca2b39e53e6a6b0ecdb30a351c3f4c08439782cbf82e517498002b7f269f8b7b89400c30fd96e29fddeee069861fc2f863c853063e9755c9f6d1c43", 0x5d}, {&(0x7f0000000280)="b8f339e9e243b95d055aeedb2eb521acff31239b89e4af15746dac0edde4649f7e0f4a7c263d3bf1bdfc50e006116c4bbc0740ec82355727cbe609021117a44c0cda28ae81146eb30a566dd12c9ab3449728b2b6280bb6d921ce1d2f468973c08e07d6da1468a25fc3a4826ebe9fcb3c8c06411825a835e995dd78f7335a18a87f67035ae101bce0cd9eddd06ca9039c86e477aa600e5baaf9f25a144a30609923008dc70b6a27bd03e845775c8fd62c6d58b59f76d28b2ba1a95d7c6dbb7a01d137ed2800784ccbdd33ff51c36577997b9570f3fffde0626957ba35", 0xdc}, {&(0x7f0000000380)="fe5cf1af2ca50d24e6de37d3f58319dd8c6c5a7e0860d95585638d8ee228979a0f6d66bc11b01eaefbbf5435d10dc39153b9cd0b585e53e22dfa19d31103b5850123ebbf0e365967d5d4a6471389680fc98a", 0x52}, {&(0x7f0000000400)="960496e7da852c6b731b802f40278d4cf0311e8afe83c02582a8a316da5168bd92186ba3a372fe3ac0f345186c16bece334da0d001058e83ec5df605f0eaa4592c6440e6e9655ff74dfd54d54d3926757632c4d196471511edf5214a63a1a0697bf7101e37f7e09c415f39b0098ac76bb4b5f9d93d7feb9b650309b5b222987495e7e723262852a2c104ecddb808324eaf7273c356c7d5c7bf6cf12b3c41bd2d63fd1818e626d1b2791515b4703f79e3b78d1c0598a44f7a", 0xb8}], 0x4, &(0x7f0000000500)=[{0xc8, 0x0, 0x81, "069405dd99c41cf8e946599029499a892122c30a80cf6a35af07e085c0d59aaee4a741d900620f8aa8c889ad0cfca7c9d4aa06ae41a70749f6e470f9876319e9bbebefc815405a78c142ad4d97c8a6c049af2a4a622118903c5613897661827373df5f929fec24f29344a1a7745b2501a8cded15eea867c56c47e169bc324fe675723b92c9425aa46ff9efd552a27cd8a662b0d8530fc02109416762f9681cf8612d1f13fe0dc6976f7bc817fc0b7fd1414e"}], 0xc8, 0x8004}, 0x10) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000140)={'bcsh0\x00', &(0x7f0000000040)=@ethtool_rxnfc={0x0, 0x0, 0x6, {0xf, @esp_ip6_spec={@mcast1={0xff, 0x1, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, 0x2, 0x100}, {"90e9", @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xb9d4ea2ba38bc2fc}, 0x401, 0x1, [0xb3d, 0x3]}, @tcp_ip4_spec={@rand_addr=0x4e, @broadcast=0xffffffff, 0x4e24, 0x4e23, 0xffffffffffff7fff}, {"70f1", @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, 0x800, 0x4, [0x0, 0x100000000]}, 0x10001, 0x8000}, 0x6, [0x3, 0x400, 0x10001, 0x2, 0x1, 0xb8]}}) 2018/04/03 19:28:00 executing program 1: sendto$inet(0xffffffffffffffff, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(0xffffffffffffffff, 0x1) readv(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:00 executing program 1: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 604.153774] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 604.158873] ? __kernel_text_address+0xd/0x40 [ 604.163365] ? unwind_get_return_address+0x61/0xa0 [ 604.168299] ? find_held_lock+0x35/0x1d0 [ 604.172364] ? __lock_is_held+0xb6/0x140 [ 604.176432] ? check_same_owner+0x320/0x320 [ 604.180759] ? rcu_note_context_switch+0x710/0x710 [ 604.185695] should_failslab+0xec/0x120 [ 604.189679] kmem_cache_alloc_trace+0x4b/0x740 [ 604.194259] ? __kmalloc_node+0x33/0x70 [ 604.198227] ? __kmalloc_node+0x33/0x70 [ 604.202199] ? rcu_read_lock_sched_held+0x108/0x120 2018/04/03 19:28:00 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe5, 0xdf, &(0x7f0000000040)="80299c4021ecba61a1ce1f5ae971e1b6e16333701b946781f23b11da1ca8c45cb671e5a1e08e72d7a07cc9abee2e4e1198cefe7faf22dca604ea69a8bc199cd84315ad3abb8b60f39f5f8ca33df98b5416b36d24e8358c5a0e3b831f484799f8259a8d8225efbfb188453296a1bdc5e7de7b06d2c6972b38ea074c5d0f6417258865c68f73dcd20761cc5ba2e8563aca943c0d675a55250456ccc9bb56d206975635e8db028d6175c1c010b5b15341566f7c3b7f8317734a66e54d390db37609b0accb741b73ef34dbbce48762de209d1cda3beb0c6d486e72e80f30458b943936fa4a9288", &(0x7f0000000140)=""/223, 0x929, 0x4}, 0x28) unshare(0x20000000) [ 604.207218] __memcg_init_list_lru_node+0x169/0x270 [ 604.212233] ? list_lru_add+0x7c0/0x7c0 [ 604.216206] ? __kmalloc_node+0x47/0x70 [ 604.220176] __list_lru_init+0x544/0x750 [ 604.224238] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 604.230124] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 604.235136] ? __lockdep_init_map+0xe4/0x650 [ 604.239558] ? lockdep_init_map+0x9/0x10 [ 604.243616] sget_userns+0x691/0xe40 [ 604.247321] ? set_anon_super+0x20/0x20 [ 604.251293] ? put_filp+0x90/0x90 2018/04/03 19:28:00 executing program 2: unshare(0x8000400) r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f00000000c0)={{&(0x7f0000000000)=""/124, 0x7c}, &(0x7f0000000080), 0x2}, 0x20) 2018/04/03 19:28:00 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(0xffffffffffffffff, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 604.254744] ? destroy_unused_super.part.6+0xd0/0xd0 [ 604.259845] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 604.264859] ? debug_object_fixup+0x30/0x30 [ 604.269182] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 604.274194] ? __lockdep_init_map+0xe4/0x650 [ 604.278609] ? get_random_u32+0x188/0x350 [ 604.282759] ? __raw_spin_lock_init+0x2d/0x100 [ 604.287349] ? mqueue_mount+0xe0/0xe0 [ 604.291144] mount_ns+0x6d/0x190 [ 604.294512] mqueue_mount+0xbe/0xe0 [ 604.298135] mount_fs+0x66/0x2d0 [ 604.301504] vfs_kern_mount.part.26+0xc6/0x4a0 [ 604.306082] ? may_umount+0xa0/0xa0 [ 604.309713] ? compat_SyS_msgrcv+0x50/0x50 [ 604.313941] ? ida_remove+0x3f0/0x3f0 [ 604.317737] ? kmem_cache_alloc_trace+0x459/0x740 [ 604.322573] kern_mount_data+0x50/0xb0 [ 604.326456] mq_init_ns+0x167/0x220 [ 604.330184] copy_ipcs+0x3a4/0x520 [ 604.333718] ? ipcns_get+0xf0/0xf0 [ 604.337251] ? do_mount+0x2bb0/0x2bb0 [ 604.341050] create_new_namespaces+0x278/0x880 [ 604.345630] ? sys_ni_syscall+0x20/0x20 [ 604.349605] ? ns_capable_common+0xcf/0x160 [ 604.353924] unshare_nsproxy_namespaces+0xae/0x1e0 [ 604.358850] SyS_unshare+0x653/0xfa0 [ 604.362560] ? vfs_write+0x374/0x510 [ 604.366273] ? walk_process_tree+0x400/0x400 [ 604.370678] ? __lock_is_held+0xb6/0x140 [ 604.374748] ? __sb_end_write+0xa0/0xd0 [ 604.378720] ? fput+0xd2/0x140 [ 604.381908] ? SyS_write+0x184/0x220 [ 604.385614] ? SyS_read+0x220/0x220 [ 604.389238] ? do_syscall_64+0xb7/0x940 [ 604.393230] ? walk_process_tree+0x400/0x400 [ 604.397645] do_syscall_64+0x281/0x940 [ 604.401522] ? vmalloc_sync_all+0x30/0x30 [ 604.405676] ? _raw_spin_unlock_irq+0x27/0x70 [ 604.410168] ? finish_task_switch+0x1c1/0x7e0 [ 604.414660] ? syscall_return_slowpath+0x550/0x550 [ 604.419581] ? syscall_return_slowpath+0x2ac/0x550 [ 604.424502] ? prepare_exit_to_usermode+0x350/0x350 [ 604.429507] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 604.434861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 604.439693] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 604.444866] RIP: 0033:0x4552d9 [ 604.448037] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 604.455732] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 604.462977] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 604.470227] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 604.477490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 604.484751] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000010 2018/04/03 19:28:01 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0), 0x0, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:01 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e22, @multicast2=0xe0000002}}, 0x4, 0x2, 0xffffffff, 0xffffffffffffffe1, 0x2}, &(0x7f00000000c0)=0x98) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000100)=@assoc_id=r1, &(0x7f0000000140)=0x4) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:01 executing program 7: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x0, 0x64031, 0xffffffffffffffff, 0x0) r0 = socket(0x1e, 0x4, 0x0) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000000)={0x0, 0x80000001}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000100)={r1, 0x78, &(0x7f0000000080)=[@in6={0xa, 0x4e24, 0x5, @dev={0xfe, 0x80, [], 0x11}, 0x6}, @in={0x2, 0x4e23, @multicast1=0xe0000001}, @in6={0xa, 0x4e24, 0x7fff, @mcast1={0xff, 0x1, [], 0x1}, 0xfffffffffffffffc}, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e24, @loopback=0x7f000001}, @in={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}]}, &(0x7f0000000140)=0x10) 2018/04/03 19:28:01 executing program 4: socket$kcm(0x29, 0x2, 0x0) 2018/04/03 19:28:01 executing program 3 (fault-call:0 fault-nth:17): unshare(0x8000400) 2018/04/03 19:28:01 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x0, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:01 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000100)=[@in={0x2, 0x4e20, @multicast2=0xe0000002}, @in6={0xa, 0x4e20, 0x8, @ipv4={[], [0xff, 0xff]}, 0xffffffffffffffc0}, @in={0x2, 0x4e21, @multicast1=0xe0000001}, @in={0x2, 0x4e20, @multicast1=0xe0000001}, @in6={0xa, 0x4e21, 0x20, @remote={0xfe, 0x80, [], 0xbb}, 0x7}, @in6={0xa, 0x4e22, 0x7, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x5}, @in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e23, 0x6, @mcast2={0xff, 0x2, [], 0x1}, 0x1f}], 0xb0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) socket$inet(0x2, 0x1, 0x7526181f) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) sendto(r0, &(0x7f0000000040)="8789daad2b", 0x5, 0x24000004, &(0x7f0000000080)=@nfc_llcp={0x27, 0x1, 0x0, 0x7, 0x8, 0x7ff, "0977ddf4193483adb3bb32fbc81ae4acfde6b58ed94f16269e29d3808b69cfc46cf3cdcab3cdd2dfb892d16989216bd31992308e0d97490153bff9ec5fa7b1", 0x7}, 0x80) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000000)=0x100, 0x4) 2018/04/03 19:28:01 executing program 2: unshare(0x820000) r0 = socket(0x0, 0x8000b, 0x4) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f00000014c0)={{&(0x7f00000013c0)=""/168, 0xa8}, &(0x7f0000001480), 0x20}, 0x20) [ 604.972617] FAULT_INJECTION: forcing a failure. [ 604.972617] name failslab, interval 1, probability 0, space 0, times 0 [ 604.983943] CPU: 1 PID: 15072 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 604.991300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 605.000652] Call Trace: [ 605.003241] dump_stack+0x194/0x24d [ 605.006868] ? arch_local_irq_restore+0x53/0x53 [ 605.010591] sctp: [Deprecated]: syz-executor0 (pid 15077) Use of int in maxseg socket option. [ 605.010591] Use struct sctp_assoc_value instead [ 605.011527] ? __save_stack_trace+0x7e/0xd0 [ 605.029030] should_fail+0x8c0/0xa40 [ 605.029322] sctp: [Deprecated]: syz-executor0 (pid 15081) Use of int in maxseg socket option. [ 605.029322] Use struct sctp_assoc_value instead [ 605.032734] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 605.032745] ? kasan_kmalloc+0xad/0xe0 [ 605.032754] ? kmem_cache_alloc_trace+0x136/0x740 [ 605.032763] ? __memcg_init_list_lru_node+0x169/0x270 [ 605.032771] ? __list_lru_init+0x544/0x750 [ 605.032778] ? sget_userns+0x691/0xe40 [ 605.032790] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 605.077708] ? kern_mount_data+0x50/0xb0 [ 605.081767] ? mq_init_ns+0x167/0x220 [ 605.085560] ? copy_ipcs+0x3a4/0x520 [ 605.089265] ? create_new_namespaces+0x278/0x880 [ 605.094016] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 605.099110] ? SyS_unshare+0x653/0xfa0 [ 605.102992] ? find_held_lock+0x35/0x1d0 [ 605.107053] ? __lock_is_held+0xb6/0x140 [ 605.111118] ? check_same_owner+0x320/0x320 [ 605.115441] ? rcu_note_context_switch+0x710/0x710 [ 605.120392] should_failslab+0xec/0x120 [ 605.124384] kmem_cache_alloc_trace+0x4b/0x740 [ 605.128969] ? __kmalloc_node+0x33/0x70 [ 605.132936] ? __kmalloc_node+0x33/0x70 [ 605.136905] ? rcu_read_lock_sched_held+0x108/0x120 [ 605.142518] __memcg_init_list_lru_node+0x169/0x270 [ 605.147534] ? list_lru_add+0x7c0/0x7c0 [ 605.151505] ? __kmalloc_node+0x47/0x70 [ 605.155476] __list_lru_init+0x544/0x750 [ 605.159542] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 605.165437] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 605.170450] ? __lockdep_init_map+0xe4/0x650 [ 605.174855] ? lockdep_init_map+0x9/0x10 [ 605.178912] sget_userns+0x691/0xe40 [ 605.182619] ? set_anon_super+0x20/0x20 [ 605.186606] ? put_filp+0x90/0x90 [ 605.190057] ? destroy_unused_super.part.6+0xd0/0xd0 [ 605.195156] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 605.200257] ? debug_object_fixup+0x30/0x30 [ 605.204573] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 605.209586] ? __lockdep_init_map+0xe4/0x650 [ 605.213993] ? get_random_u32+0x188/0x350 [ 605.218136] ? __raw_spin_lock_init+0x2d/0x100 [ 605.222732] ? mqueue_mount+0xe0/0xe0 [ 605.226528] mount_ns+0x6d/0x190 [ 605.229893] mqueue_mount+0xbe/0xe0 [ 605.233516] mount_fs+0x66/0x2d0 [ 605.236879] vfs_kern_mount.part.26+0xc6/0x4a0 [ 605.241457] ? may_umount+0xa0/0xa0 [ 605.245079] ? compat_SyS_msgrcv+0x50/0x50 [ 605.249331] ? ida_remove+0x3f0/0x3f0 [ 605.253127] ? kmem_cache_alloc_trace+0x459/0x740 [ 605.257964] kern_mount_data+0x50/0xb0 [ 605.261848] mq_init_ns+0x167/0x220 [ 605.265465] copy_ipcs+0x3a4/0x520 [ 605.268999] ? ipcns_get+0xf0/0xf0 [ 605.272532] ? do_mount+0x2bb0/0x2bb0 [ 605.276335] create_new_namespaces+0x278/0x880 [ 605.280914] ? sys_ni_syscall+0x20/0x20 [ 605.284888] ? ns_capable_common+0xcf/0x160 [ 605.289213] unshare_nsproxy_namespaces+0xae/0x1e0 [ 605.294144] SyS_unshare+0x653/0xfa0 [ 605.297855] ? vfs_write+0x374/0x510 [ 605.301565] ? walk_process_tree+0x400/0x400 [ 605.305969] ? __lock_is_held+0xb6/0x140 [ 605.310034] ? __sb_end_write+0xa0/0xd0 [ 605.314014] ? fput+0xd2/0x140 [ 605.317200] ? SyS_write+0x184/0x220 [ 605.320913] ? SyS_read+0x220/0x220 [ 605.324540] ? do_syscall_64+0xb7/0x940 [ 605.328526] ? walk_process_tree+0x400/0x400 [ 605.332933] do_syscall_64+0x281/0x940 [ 605.336813] ? vmalloc_sync_all+0x30/0x30 [ 605.340959] ? _raw_spin_unlock_irq+0x27/0x70 [ 605.345454] ? finish_task_switch+0x1c1/0x7e0 [ 605.349947] ? syscall_return_slowpath+0x550/0x550 [ 605.354871] ? syscall_return_slowpath+0x2ac/0x550 [ 605.359794] ? prepare_exit_to_usermode+0x350/0x350 [ 605.364807] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 605.370161] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 605.375007] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 605.380209] RIP: 0033:0x4552d9 [ 605.383398] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 605.391122] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 605.398393] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 605.405662] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 605.412932] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 2018/04/03 19:28:01 executing program 2: unshare(0x8000400) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000)={0x7}, 0x4) 2018/04/03 19:28:01 executing program 4: r0 = socket$kcm(0x29, 0x4005, 0x0) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000001040)={r0, &(0x7f0000000000)="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", &(0x7f0000001000)=""/39}, 0x18) 2018/04/03 19:28:01 executing program 7: r0 = socket(0x1e, 0x2, 0x0) bind(r0, &(0x7f00008a1f80)=@generic={0x42001e, "01030000000000b9000000004700000000a979f321b30c7bc8790405c7bad62e0a63a632ed4938d36d64fb8f8401a3ff59829a2b0afe7ce43a5b2470a0c5216669ca021f6f65dcf160e7e58f358c0002f0000158d19bcb31510000500000000000bdb9c8ea31000077aeb81c90001d6f7c980400000000f70dc136cb184a"}, 0x80) sendmsg(0xffffffffffffffff, &(0x7f0000000000)={&(0x7f00000000c0)=@generic={0x0, "0100000000001e0000000001e526cc573c5bf86c483724c71e14dd6a739effea1b48006be61ffe06d79f00000000000000076c3f010039d8f986ff03000000000000af50d5fe32c419d67bcbc7e3ad316a198356ed0008341c1fd45624280027800ece70b076cf979ac40000bd767e2e78a1dfd300981a1565b3b16d7436"}, 0x80, &(0x7f0000000340), 0x0, &(0x7f0000000380), 0x0, 0x80000d}, 0x4) close(r0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000040)={0x0, 0x7c, &(0x7f00000003c0)=[@in={0x2, 0x4e21, @multicast1=0xe0000001}, @in={0x2, 0x4e22, @multicast1=0xe0000001}, @in={0x2, 0x4e24, @rand_addr=0x815d}, @in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, @in={0x2, 0x4e23, @multicast1=0xe0000001}, @in={0x2, 0x4e21, @multicast1=0xe0000001}, @in6={0xa, 0x4e21, 0x2, @empty, 0x3}]}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000300)={r1, 0x4, 0x2, [0x9, 0x4]}, &(0x7f0000000440)=0xc) setsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000000280)={0x401, 0x7fffffff, 0x2, 0x73b, 0x9, 0x4, 0x0, 0x7ff, 0xaebe, 0xeb, 0x20}, 0xb) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f0000000080)={0x0, 0x101, 0x6, 0x0, 0x3, 0x1}, &(0x7f00000000c0)=0x14) r2 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f0000000200)=0xfffffffffffff001, &(0x7f0000000240)=0x4) getsockopt$inet6_dccp_int(r0, 0x21, 0xf, &(0x7f0000000140), &(0x7f00000002c0)=0x4) setsockopt$IP_VS_SO_SET_STOPDAEMON(r2, 0x0, 0x48c, &(0x7f0000000480)={0x0, 'sit0\x00'}, 0x18) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000b40)={{{@in6=@dev, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in6=@ipv4={[], [], @dev}}}, &(0x7f0000000c40)=0xe8) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000d40)={@empty, @mcast2={0xff, 0x2, [], 0x1}, @remote={0xfe, 0x80, [], 0xbb}, 0x80000000, 0x4, 0x9, 0x0, 0x9, 0x8, r3}) connect$nfc_llcp(r0, &(0x7f0000000340)={0x27, 0x0, 0x1, 0x0, 0x5, 0x4, "db7c7561c1bca1f1255b4d0221f37db1d2d384383a5d46339be04adbffc5f38da024449d7ccea6da2936179d9b6550ba49b76223d88e27b3fa54f684828779", 0xc}, 0x60) ioctl(r2, 0x800000000008982, &(0x7f0000000000)) socketpair$inet6(0xa, 0xf, 0x9, &(0x7f00000001c0)) 2018/04/03 19:28:01 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:01 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000000)={0x1, 0x0, 0x1f, 0x100, 0x0}, &(0x7f0000000040)=0x10) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000080)={r1, 0x101}, &(0x7f00000000c0)=0x8) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:01 executing program 4: socket$kcm(0x29, 0x5, 0x0) socket$kcm(0x29, 0x2, 0x0) r0 = socket$inet6(0xa, 0x6, 0x7) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000000)=[@in6={0xa, 0x4e21, 0x1, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x80000000}, @in={0x2, 0x4e22}], 0x2c) 2018/04/03 19:28:01 executing program 0: r0 = accept4$inet6(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, 0x0, @ipv4}, &(0x7f0000000040)=0x1c, 0x80000) socketpair(0xa, 0x0, 0x7, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x8, 0xd, &(0x7f0000000280)=@framed={{0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x4}, [@alu={0x7, 0x8, 0xb, 0xa, 0x5, 0xffffffff, 0x14}, @call={0x85, 0x0, 0x0, 0x19}, @ldst={0x2, 0x0, 0x0, 0x3, 0x5, 0x0, 0xfffffffffffffffc}, @generic={0x4, 0x9, 0xffffffff, 0x100}, @map={0x18, 0x0, 0x1, 0x0, r1}], {0x95}}, &(0x7f00000000c0)='syzkaller\x00', 0x200008001, 0x43, &(0x7f0000000100)=""/67, 0x41100, 0x1}, 0x48) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000200)=r2, 0x4) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r3, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:01 executing program 4: r0 = socket$kcm(0x29, 0x7, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r1, 0x29, 0x40, &(0x7f00000001c0)=@filter={'filter\x00', 0xe, 0x4, 0x438, 0xffffffff, 0x0, 0x1e0, 0x1e0, 0xffffffff, 0xffffffff, 0x368, 0x368, 0x368, 0xffffffff, 0x4, &(0x7f0000000180), {[{{@uncond, 0x0, 0xc8, 0xf0}, @common=@inet=@SET1={0x28, 'SET\x00', 0x1, {{0x5, 0x3, 0x229}, {0x8000, 0x8, 0x6b}}}}, {{@uncond, 0x0, 0xc8, 0xf0}, @REJECT={0x28, 'REJECT\x00'}}, {{@ipv6={@empty, @local={0xfe, 0x80, [], 0xaa}, [0xff000000, 0xffffff00, 0xff000000, 0xffffff00], [0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff], 'yam0\x00', 'ipddp0\x00', {}, {0xff}, 0x0, 0x7, 0x4, 0x60}, 0x0, 0x140, 0x188, 0x0, {}, [@common=@srh={0x30, 'srh\x00', 0x0, {0x3f, 0x1, 0x9a7, 0x5, 0x40, 0x691, 0x14}}, @common=@hbh={0x48, 'hbh\x00', 0x0, {0xc, 0x1, 0x1, [0x3, 0x6, 0x0, 0x1ff, 0x5, 0x75, 0x9e, 0xfffffffffffff001, 0x2, 0x0, 0xffffffffffffffff, 0xcd4, 0x6, 0x400, 0xa, 0x9], 0x6}}]}, @common=@inet=@TEE={0x48, 'TEE\x00', 0x1, {@ipv6=@remote={0xfe, 0x80, [], 0xbb}, 'ip6gre0\x00', 0x80000000}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x498) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000000140)={r1, r2}) recvfrom(r0, &(0x7f0000000000)=""/67, 0x43, 0x40000000, &(0x7f0000000080)=@rc={0x1f, {0xfffffffffffffffa, 0x1, 0xffff, 0x2, 0x40, 0x8}, 0x5}, 0x80) 2018/04/03 19:28:01 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0xffffffffffffffff) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCINQ(r1, 0x541b, &(0x7f0000000040)) [ 605.420198] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000011 2018/04/03 19:28:02 executing program 4: r0 = accept$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000000)) getsockopt$inet6_tcp_int(r0, 0x6, 0x1f, &(0x7f0000000040), &(0x7f0000000080)=0x4) socket$kcm(0x29, 0xfffffffffffffffd, 0x0) 2018/04/03 19:28:02 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000000)={0x0, 0x81, 0x7, 0xfff, 0x0, 0x8343}, &(0x7f0000000040)=0x14) setsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f00000001c0)=@srh={0x11, 0x0, 0x4, 0x0, 0x7f, 0x2, 0x400, [@empty, @remote={0xfe, 0x80, [], 0xbb}, @loopback={0x0, 0x1}]}, 0xffffffffffffff12) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000080)={r1, 0x9}, 0x8) 2018/04/03 19:28:02 executing program 3 (fault-call:0 fault-nth:18): unshare(0x8000400) 2018/04/03 19:28:02 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x0, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:02 executing program 2: unshare(0xc0000) 2018/04/03 19:28:02 executing program 7: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) listen(r0, 0x8) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f00000001c0)={{{@in=@loopback, @in=@loopback}}, {{@in6=@remote}, 0x0, @in=@rand_addr}}, &(0x7f0000000300)=0xe8) sendmsg$nl_xfrm(r0, &(0x7f0000002bc0)={&(0x7f00000002c0)={0x10}, 0xc, &(0x7f0000002b80)={&(0x7f0000000640)=@updpolicy={0x27c, 0x19, 0x1, 0x0, 0x0, {{@in=@local={0xac, 0x14, 0x14, 0xaa}, @in=@broadcast=0xffffffff, 0x0, 0x0, 0x0, 0x0, 0xa}}, [@tmpl={0x1c4, 0x5, [{{@in=@loopback=0x7f000001}, 0x0, @in6=@loopback={0x0, 0x1}}, {{@in6=@dev={0xfe, 0x80}}, 0x0, @in=@loopback=0x7f000001}, {{@in6=@local={0xfe, 0x80, [], 0xaa}}, 0x0, @in6=@remote={0xfe, 0x80, [], 0xbb}}, {{@in6}, 0x0, @in=@broadcast=0xffffffff}, {{@in=@local={0xac, 0x14, 0x14, 0xaa}}, 0x0, @in6=@mcast2={0xff, 0x2, [], 0x1}}, {{@in6=@remote={0xfe, 0x80, [], 0xbb}}, 0x0, @in6=@remote={0xfe, 0x80, [], 0xbb}}, {{@in6}, 0x0, @in=@broadcast=0xffffffff}]}]}, 0x27c}, 0x1}, 0x0) 2018/04/03 19:28:02 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:02 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$packet(0x11, 0x3, 0x300) recvmsg(r1, &(0x7f0000000280)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @multicast1}}}, 0x80, &(0x7f0000000240), 0x0, &(0x7f0000000300)=""/4096, 0x1000}, 0x0) setsockopt$sock_int(r1, 0x1, 0x28, &(0x7f00000002c0)=0x5, 0x4) syz_emit_ethernet(0x1, &(0x7f00000001c0)=ANY=[@ANYBLOB="ffffffffffffaaaaaaaaaa000878e0000001e00000444baf04000008907800000000000000000000003ff21df7385332d6a399ca2cb1eed8f2029898fcc9be18dc369722cd5274d54a0291b19b06f00e1174634d6667c970016a83e1fc4e26833051a934fce0f512e35ab15654316414fd858dd0f35df51ddf11ab9c138ad12a3707ba"], &(0x7f0000000180)={0x1}) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) [ 606.119372] FAULT_INJECTION: forcing a failure. [ 606.119372] name failslab, interval 1, probability 0, space 0, times 0 [ 606.130681] CPU: 1 PID: 15147 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 606.138044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 606.147398] Call Trace: [ 606.149988] dump_stack+0x194/0x24d [ 606.153616] ? arch_local_irq_restore+0x53/0x53 [ 606.158280] ? __save_stack_trace+0x7e/0xd0 [ 606.162607] should_fail+0x8c0/0xa40 2018/04/03 19:28:02 executing program 2: unshare(0x4014000) r0 = accept4(0xffffffffffffff9c, &(0x7f0000000000)=@in6={0x0, 0x0, 0x0, @ipv4={[], [], @remote}}, &(0x7f0000000080)=0x80, 0x800) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f00000000c0)={0x0, 0x1b, "832b2f6fbf8ab27d3f4a94e3b386e45c67b78f2edaf144045907f4"}, &(0x7f0000000100)=0x23) setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000180)=@int=0x3, 0x4) setsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000140)={r1, 0x8000}, 0x8) 2018/04/03 19:28:02 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x40) 2018/04/03 19:28:02 executing program 7: r0 = socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000200)="52c56128b1d22e98988247101d85c4a60c743a7b2c8450b53cb0254f62ea38fedaa91c2c9ed08f0ed3e9a6", 0x2b) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'vmac(aes)\x00'}, 0x58) socketpair(0x1b, 0x4, 0xffffffffffffff42, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_NODELAY(r2, 0x84, 0x3, &(0x7f0000000180), &(0x7f0000000280)=0x4) ioctl$sock_inet6_udp_SIOCOUTQ(r1, 0x5411, &(0x7f0000000480)) getsockopt$netrom_NETROM_T2(r2, 0x103, 0x2, &(0x7f0000000500)=0xffffffffffff84b2, &(0x7f0000000540)=0x4) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000040)="81081800001d000000010054409d0954", 0x10) setsockopt$packet_fanout_data(r2, 0x107, 0x16, &(0x7f0000000600)={0x3, &(0x7f0000000580)=[{0x4714, 0x0, 0x7}, {0x5, 0x6, 0x1, 0x1}, {0x0, 0x3, 0x307e, 0x4}]}, 0x10) setsockopt$bt_BT_CHANNEL_POLICY(r1, 0x112, 0xa, &(0x7f00000004c0)=0x5, 0x4) socketpair(0x1, 0x6, 0x4372, &(0x7f0000000440)) r3 = accept(r0, 0x0, &(0x7f00000005c0)=0xffffffffffffffad) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000002c0)='IPVS\x00') sendmsg$IPVS_CMD_SET_DEST(r3, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000200}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x94, r4, 0x10, 0x70bd28, 0x25dfdbfc, {0x6}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x9}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x5}, @IPVS_CMD_ATTR_SERVICE={0x4, 0x1}, @IPVS_CMD_ATTR_SERVICE={0x2c, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x4}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x5}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'nq\x00'}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e20}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}]}, @IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xd3ef}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x1}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x80}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x6}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x80}, 0x20000041) sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f00000000c0)={&(0x7f0000000080)={0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0400fcffff94590000000d000000"], 0x1eb}, 0x1}, 0x0) 2018/04/03 19:28:02 executing program 4: r0 = accept$nfc_llcp(0xffffffffffffffff, 0x0, &(0x7f0000000000)=0x8b) setsockopt$sock_void(r0, 0x1, 0x3f, 0x0, 0x0) socket$kcm(0x29, 0x5, 0x0) [ 606.166328] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 606.171428] ? kasan_kmalloc+0xad/0xe0 [ 606.175317] ? kmem_cache_alloc_trace+0x136/0x740 [ 606.180157] ? __memcg_init_list_lru_node+0x169/0x270 [ 606.185341] ? __list_lru_init+0x544/0x750 [ 606.189574] ? sget_userns+0x691/0xe40 [ 606.193456] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 606.198206] ? kern_mount_data+0x50/0xb0 [ 606.202258] ? mq_init_ns+0x167/0x220 [ 606.206050] ? copy_ipcs+0x3a4/0x520 [ 606.209758] ? create_new_namespaces+0x278/0x880 [ 606.214510] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 606.219611] ? SyS_unshare+0x653/0xfa0 [ 606.223500] ? find_held_lock+0x35/0x1d0 [ 606.227563] ? __lock_is_held+0xb6/0x140 [ 606.231631] ? check_same_owner+0x320/0x320 [ 606.235954] ? rcu_note_context_switch+0x710/0x710 [ 606.240886] should_failslab+0xec/0x120 [ 606.244858] kmem_cache_alloc_trace+0x4b/0x740 [ 606.249434] ? __kmalloc_node+0x33/0x70 [ 606.253414] ? __kmalloc_node+0x33/0x70 [ 606.257385] ? rcu_read_lock_sched_held+0x108/0x120 [ 606.262401] __memcg_init_list_lru_node+0x169/0x270 2018/04/03 19:28:02 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(cast6)\x00'}, 0x58) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000002c0)="d3ab27191a01002356ba602dff05000bfef9b9d2a4b20079fffffffffffffe00", 0x20) sendmmsg$alg(r1, &(0x7f0000002c80)=[{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f0000000040)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x0) writev(r1, &(0x7f0000000080)=[{&(0x7f00000005c0)="9e334d6f6701c902d14d016d75e87fe2970f126bbb7526c4c8cdf76a7ebb811d15be603b90f064ed5b8b06a39ce4990e6df9c9387905416d00588df5b0e5c0d316bd5090822ee85c8dee650b2419a4dc58694975e035b57660a67979114efb8303568b2869466cf3dc5a66b1832f0f9b11436773c63c1a9ee7adbbc3f4e597a6a441f3e3df51551376412d37b1d80224", 0x90}], 0x1) recvmsg(r1, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x5c, &(0x7f0000000000)=[{&(0x7f000080f000)=""/4096, 0x1000}], 0x1, &(0x7f0000da2000)}, 0x0) socket$kcm(0x29, 0x5, 0x0) [ 606.267419] ? list_lru_add+0x7c0/0x7c0 [ 606.271396] ? __kmalloc_node+0x47/0x70 [ 606.275375] __list_lru_init+0x544/0x750 [ 606.279440] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 606.285333] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 606.290350] ? __lockdep_init_map+0xe4/0x650 [ 606.294755] ? lockdep_init_map+0x9/0x10 [ 606.298815] sget_userns+0x691/0xe40 [ 606.302531] ? set_anon_super+0x20/0x20 [ 606.306502] ? put_filp+0x90/0x90 [ 606.309953] ? destroy_unused_super.part.6+0xd0/0xd0 [ 606.315053] ? __alloc_pages_slowpath+0x2d10/0x2d10 2018/04/03 19:28:02 executing program 7: pipe(&(0x7f0000000140)={0xffffffffffffffff}) setsockopt$inet_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000180)='tls\x00', 0x4) r1 = socket$inet_tcp(0x2, 0x1, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, 0xffffffffffffffff) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f00000007c0)=@nat={'nat\x00', 0x19, 0x3, 0x330, [0x20000480, 0x0, 0x0, 0x20000550, 0x20000780], 0x0, &(0x7f0000000440), &(0x7f0000000480)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x1, [{{{0x7, 0x50, 0xd1c6f58547d6f83f, 'ip6_vti0\x00', 'eql\x00', 'gretap0\x00', 'ip6gre0\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xf}, [0xff, 0x0, 0x0, 0xff, 0xff, 0xff], @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0xff, 0xff, 0xff, 0x0, 0x0, 0xff], 0x70, 0x70, 0xa0}}, @common=@CONNSECMARK={'CONNSECMARK\x00', 0x8, {{0x2}}}}]}, {0x0, '\x00', 0x1, 0xffffffffffffffff, 0x2, [{{{0x5, 0x1c, 0x886c, 'tunl0\x00', 'ipddp0\x00', 'lo\x00', 'nr0\x00', @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [0xff, 0xff, 0x0, 0xff, 0xff], @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}, [0xff, 0xff, 0xff, 0xff, 0x0, 0xff], 0x70, 0x70, 0xa8}}, @arpreply={'arpreply\x00', 0x10, {{@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}, 0xfffffffffffffffd}}}}, {{{0x5, 0x40, 0xc, '\x00', 'nr0\x00', 'ifb0\x00', 'ipddp0\x00', @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xc}, [0xff, 0x0, 0x0, 0x0, 0xff, 0xff], @empty, [0x0, 0xff, 0xff, 0xff, 0x0, 0xff], 0xb0, 0x120, 0x158, [@connbytes={'connbytes\x00', 0x18, {{0x7, 0x30c4172, 0x1, 0x2}}}]}, [@snat={'snat\x00', 0x10, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xc}, 0xfffffffffffffffd}}}, @arpreply={'arpreply\x00', 0x10, {{@dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x16}, 0xfffffffffffffffe}}}]}, @arpreply={'arpreply\x00', 0x10, {{@link_local={0x1, 0x80, 0xc2}, 0xffffffffffffffff}}}}]}, {0x0, '\x00', 0x3, 0xffffffffffffffff}]}, 0x3a8) epoll_ctl$EPOLL_CTL_MOD(r0, 0x3, r1, &(0x7f0000000280)={0x8}) setsockopt$inet_tcp_int(r1, 0x6, 0x9, &(0x7f0000000240)=0x100000001, 0xffffffc7) sendto(r1, &(0x7f00000002c0)="06c851c729233dec298ce857d157776cfd3deda2eaca8e8633d5ec315df2d6ac0537d924dc8a877fa3cfbcb2b9fe3cca482343293f6dd7b1f554902bd547df05b089c0ee4ff72941bed1fa964babebacad0d716fd0889c25f292c09be5bcbb1d7fcbd8afc59f7e8dcc914823b006da8e8e0eb8619ff73300360e87c8fae61eaea1320a50cdf2e4f34741fdb5a88b076e570d6f5fcec672ad10358d69437d8a1236be7d0c921c450432faa2e51302b62e2c32e41f7b1471ed43a1125bb98f0e4e1f6e2b2193d9e1c9d0328f87eb0dc24cb8ce6bc470b6d9e3dec41025ff2624cf0c8f2e30c6160018fef7e5", 0xeb, 0x1, &(0x7f00000003c0)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x19}}, 0x3, 0x2, 0x3, 0x4}}, 0x80) r2 = accept(r1, &(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f0000000080)=0x80) recvfrom$inet6(r2, &(0x7f00000000c0)=""/48, 0x30, 0x0, &(0x7f0000000100)={0xa, 0x4e22, 0x4, @local={0xfe, 0x80, [], 0xaa}, 0x2}, 0x1c) getsockopt$inet_mreqn(r1, 0x0, 0x29, &(0x7f0000296000)={@local, @multicast1}, &(0x7f0000a5b000)=0xc) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f00000001c0)={0x3, [0xff, 0x6, 0x5]}, &(0x7f0000000200)=0xa) 2018/04/03 19:28:02 executing program 4: socket$kcm(0x29, 0x5, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$ARPT_SO_GET_ENTRIES(r0, 0x0, 0x61, &(0x7f0000000000)={'filter\x00', 0xf5, "064d2db52f09b743f2e70b07df2cf81fd006ee85d5019d43bbc4b8dadacbe145d758d132ea5ce2fb015d790beeb49230333a65257235391a0cb96020366ad1dbf1e3e926882ac3abd7fd09a124befd3731ec2cc42532fa646cd61294f91381c568b70f3244d0dda8d32bf505ecd28299811a99b83757356c2442a1332fe9a34fd2b828f398a85848747bb18b527cbf36a786abf4d9725b92d984b88a2e78cef98a4c5acf2931392b62d04a144d0b4c7764c43d982c16e5bcb6f5393d5c9919314e192d7539c1bcf33dae13c2f1762968578b61506c51b875433894d1831ad2ff49c925e51d5b0be5340b97b5ae8cb436192e5a2d27"}, &(0x7f0000000140)=0x119) [ 606.320066] ? debug_object_fixup+0x30/0x30 [ 606.324381] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 606.329385] ? __lockdep_init_map+0xe4/0x650 [ 606.333790] ? get_random_u32+0x188/0x350 [ 606.337932] ? __raw_spin_lock_init+0x2d/0x100 [ 606.342521] ? mqueue_mount+0xe0/0xe0 [ 606.346318] mount_ns+0x6d/0x190 [ 606.349676] mqueue_mount+0xbe/0xe0 [ 606.353301] mount_fs+0x66/0x2d0 [ 606.356663] vfs_kern_mount.part.26+0xc6/0x4a0 [ 606.361242] ? may_umount+0xa0/0xa0 [ 606.364861] ? compat_SyS_msgrcv+0x50/0x50 [ 606.369125] ? ida_remove+0x3f0/0x3f0 [ 606.372924] ? kmem_cache_alloc_trace+0x459/0x740 [ 606.377763] kern_mount_data+0x50/0xb0 [ 606.381645] mq_init_ns+0x167/0x220 [ 606.385269] copy_ipcs+0x3a4/0x520 [ 606.388811] ? ipcns_get+0xf0/0xf0 [ 606.392432] ? do_mount+0x2bb0/0x2bb0 [ 606.396232] create_new_namespaces+0x278/0x880 [ 606.400827] ? sys_ni_syscall+0x20/0x20 [ 606.404801] ? ns_capable_common+0xcf/0x160 [ 606.409121] unshare_nsproxy_namespaces+0xae/0x1e0 [ 606.414048] SyS_unshare+0x653/0xfa0 [ 606.417756] ? vfs_write+0x374/0x510 [ 606.421468] ? walk_process_tree+0x400/0x400 [ 606.425873] ? __lock_is_held+0xb6/0x140 [ 606.430210] ? __sb_end_write+0xa0/0xd0 [ 606.434180] ? fput+0xd2/0x140 [ 606.437364] ? SyS_write+0x184/0x220 [ 606.441069] ? SyS_read+0x220/0x220 [ 606.444690] ? do_syscall_64+0xb7/0x940 [ 606.448659] ? walk_process_tree+0x400/0x400 [ 606.453061] do_syscall_64+0x281/0x940 [ 606.456937] ? vmalloc_sync_all+0x30/0x30 [ 606.461079] ? _raw_spin_unlock_irq+0x27/0x70 [ 606.465572] ? finish_task_switch+0x1c1/0x7e0 [ 606.470064] ? syscall_return_slowpath+0x550/0x550 [ 606.474986] ? syscall_return_slowpath+0x2ac/0x550 [ 606.479911] ? prepare_exit_to_usermode+0x350/0x350 [ 606.484924] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 606.490303] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 606.495129] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 606.500306] RIP: 0033:0x4552d9 [ 606.503477] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 606.511161] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 2018/04/03 19:28:02 executing program 7: socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f00000003c0)={'tunl0\x00', 0x0}) sendmmsg(r1, &(0x7f0000001780)=[{{&(0x7f0000000080)=@ipx={0x4, 0x3ffc000000, 0x401, "95b064db6df5", 0x6df9}, 0x80, &(0x7f00000001c0)=[{&(0x7f0000000100)="be33a885ebbb82469b07406e247d5497f1d5249d1afd40dbd7b7fe22c3b497eb4180c7678609838f496b400674ea6196369b96be98b3627dcdcdeac2463781d9d5", 0x41}, {&(0x7f0000000180)="b1bca740d1612dc6de", 0x9}], 0x2, &(0x7f0000000200)=[{0xe0, 0x111, 0x2, "a079dd69fcfa5bc15d8b8ce129bcb7df86d779c95442e9449395a28edb9878931c3d7b247d8962172f5a4406f27cca64200474b0dc58a7089cfec70938f89f58277c150bd8ad2ae72ba0e21b72b652bca65243ba5af2ae53718b4c0cefed3945f3232cd9d69a5e72c68768b50126ad93b306e236066fbecbcbdf2581c15921e64f12fab85ed7927dd6571a31664bd04ad45ff2e3f2ce9f74a4e7749c230a3bf559e7450a8253a758a57a3781d6c9064cccbc88278ef2b717a06e888596ec41a70e631d756e9d4f507d4e7879"}, {0x40, 0x10f, 0x1f, "c0d828d11250f21e888ddd2867c42d4e7c45a7cbe116b1fd7d1258af38f3a8ad672773a152253bd04111034889494da4"}, {0x70, 0x129, 0x6, "9dec7508dd2dea1783b31de6d9533b91508470374e0ea86ad52eb021d0412e0c5cdc49fcac09b30627e1311edc3e4e45d04362b0a33b1c4a28a82e2ab74f655ee9877b8c4769bb3e5ddb619c634656ab9560a4786174e87038b3be6c"}], 0x190, 0x4000}, 0xfffffffffffff800}, {{&(0x7f0000000400)=@hci={0x1f, r2, 0x3}, 0x80, &(0x7f0000001680)=[{&(0x7f0000000480)="6aa55efbf0cba6566963c4e23c6cac51b5714cb7dd399b2583526c9ff6b41dede6de0317d36fd34a82f98ef26c9698c3adb0a0d3a965748669b91b3f9dbf9601c2c16e448fd5300e71145b29568fc00b66", 0x51}, {&(0x7f0000000500)="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", 0x1000}, {&(0x7f0000001500)="7efee887c1f4dc13aa1eb9cfa33096bb6f3bb4c20ba4da21a88a8783cf8777bcb0de04e0a2c81d915ab7eefdf53b951e9b15cdd89d28930a202e1ae157d5271bf76ba3fcf258f94700579c8e26b04c3af3a85baee3a73088f05fd9fbd31409f2237ed6a9d1ab5a36e9f6d004a557c783d0f65deec85fd4ae9d70a793d813dca6cec9004d07bc8e0782b35d3b04b5d0b82eef9c107a", 0x95}, {&(0x7f00000015c0)="5f6e5043cf68a629438df23ba991681d2372a0f22f25b261f46cb75f807e95a5f5a3754b81a75f20fd2084eaba832f4782f74d7c99565e6287f50ced67e6f04e6b8c0d75c87ff9d36ada9737286de2fef49b3c71d288727fdd371794f711b4d69226faf5acfd038cf6e04c83110b3f8afde4549130a4d76c0ba37cc247da9ae793be5b9e7e45b99caeaf400195d247f5417235720f40c428e41ed5deeda9b2c13ec25e06b8bdab", 0xa7}], 0x4, &(0x7f00000016c0)=[{0xb8, 0x0, 0x5, "c50abd6210eff1824196d592e080e073f100f1cb67eeba1db5dce951fb581ba79595b765a0240d585a993749176b7e8330a092b71c7cc59cbb35af13a587dce87437c47464e4c9b7ec66a63e0cc6a8387d0063c0417bdf2a9d067a9f1e5a6a678a95c33d8e5c7df3c63041cd02b0f10f93bbb9694501230be4f1502cf707c2bf32f548faf2e9f3b8d522e474489c26a9f4190c8537a52196fc349dfcd8b15219cd724e"}], 0xb8, 0x20000000}, 0x5}], 0x2, 0x40) r3 = socket(0x40000000015, 0x805, 0x0) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r3, 0x111, 0x3, 0x1, 0x4) getsockopt$inet_sctp_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f0000001800)=@assoc_value={0x0, 0xd655c9c}, &(0x7f0000001840)=0x8) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r3, 0x84, 0x1, &(0x7f0000001880)={r4, 0x3, 0x6, 0xa9f5, 0x8, 0x4d0000000}, 0x14) connect$ax25(r3, &(0x7f0000000000)={0x3, {"1a2d7587fa27c1"}}, 0x10) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f00000018c0)=0x400, 0x4) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r3, 0x84, 0x15, &(0x7f0000001900)={0x1}, 0x1) [ 606.518406] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 606.525656] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 606.532910] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 606.540248] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000012 2018/04/03 19:28:03 executing program 4: socket$kcm(0x29, 0x5, 0x0) socketpair(0x2, 0x80000, 0x7f, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x26}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000000c0)={r1, 0x275}, 0xfffffffffffffc57) 2018/04/03 19:28:03 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socket$inet_sctp(0x2, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000000)={0x0, 0x5a, "72850b60b08374b4265c985503987a2d8d777965748a5d598b1a1d817620aeabbe868ff96fada895aae2f0b4f81cef8ba81d49c44949aef9f1cb77dffba55bc16ccb27a4e24ed3ca68f1416e5015d53b9ad03df09a8b110eb53a"}, &(0x7f0000000080)=0x62) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f00000000c0)={0x1, 0x7f, 0x200, 0x0, 0x3, 0x1, 0xff, 0x2, r1}, &(0x7f0000000100)=0x20) 2018/04/03 19:28:03 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, 0xffffffffffffffff, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:03 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000023000)={&(0x7f0000024000)={0x10}, 0xc, &(0x7f0000023ff0)={&(0x7f0000000180)=ANY=[@ANYBLOB="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"], 0x1c}, 0x1}, 0x0) r1 = accept(r0, &(0x7f00000014c0)=@pppoe={0x0, 0x0, {0x0, @broadcast}}, &(0x7f0000001540)=0x80) bind$bt_rfcomm(r1, &(0x7f0000000000)={0x1f, {0x2, 0x2, 0x1, 0xff, 0x4, 0x5}, 0x1}, 0xa) 2018/04/03 19:28:03 executing program 6: r0 = socket$inet6_sctp(0xa, 0x3, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_ipx_SIOCIPXCFGDATA(r1, 0x89e2, &(0x7f0000000100)) 2018/04/03 19:28:03 executing program 2: unshare(0x8000400) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={r1}) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_FLUSH(r2, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000480)={0xec, r3, 0x220, 0x70bd26, 0x25dfdbfe, {0x11}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x1ff}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_SERVICE={0x34, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x0, 0x3}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@rand_addr=0x7}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7}, @IPVS_CMD_ATTR_SERVICE={0x6c, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x0, 0x36}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@multicast2=0xe0000002}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x6}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'nq\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@multicast2=0xe0000002}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@dev={0xac, 0x14, 0x14, 0xe}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x81}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x3f}]}, 0xec}, 0x1, 0x0, 0x0, 0x4}, 0x40) r4 = socket(0xffffffffff7ffffd, 0x2, 0x800) accept4$alg(r4, 0x0, 0x0, 0x0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') sendmsg$IPVS_CMD_FLUSH(r4, &(0x7f0000000440)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0xd0010}, 0xc, &(0x7f0000000400)={&(0x7f0000000280)={0x164, r5, 0x400, 0x70bd26, 0x25dfdbff, {0x11}, [@IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0xd4}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7fffffff}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xfff}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x4}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x6}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x80000000}]}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x6}]}, @IPVS_CMD_ATTR_DEST={0x48, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xffffffff}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0xd8}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e22}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x7fff}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x80000000}, @IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x5}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0xfffffffffffffffb}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x5}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x4}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x5}]}, @IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3ff}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x9}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x87}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x2}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x5}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0xffffffffffffff10}]}, @IPVS_CMD_ATTR_SERVICE={0x58, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'nq\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@multicast2=0xe0000002}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xe}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x3d}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4}}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x7f}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblcr\x00'}]}]}, 0x164}, 0x1}, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000080), 0x4) 2018/04/03 19:28:03 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:03 executing program 3 (fault-call:0 fault-nth:19): unshare(0x8000400) 2018/04/03 19:28:03 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x5, 0x800, 0x3f, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000040)={0x0, @in6={{0xa, 0x4e22, 0x7, @mcast1={0xff, 0x1, [], 0x1}, 0x9}}, [0x5, 0x4, 0x7, 0x0, 0x3c2, 0x2, 0x100000000, 0x401, 0x1, 0x7fffffff, 0xffffffffffffffff, 0xfff, 0xfffffffffffffe01, 0x2]}, &(0x7f0000000140)=0x100) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000180)=@sack_info={r2, 0xf1db, 0x3}, &(0x7f00000001c0)=0xc) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000240)={'ipddp0\x00', &(0x7f0000000200)=@ethtool_sfeatures={0x3b, 0x2, [{0x7, 0x81}, {0x80000000, 0x9}]}}) connect$vsock_dgram(r1, &(0x7f0000000280)={0x28, 0x0, 0x2711, @my=0x0}, 0x10) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 607.292386] FAULT_INJECTION: forcing a failure. [ 607.292386] name failslab, interval 1, probability 0, space 0, times 0 [ 607.303792] CPU: 1 PID: 15206 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 607.311149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 607.320565] Call Trace: [ 607.323154] dump_stack+0x194/0x24d [ 607.326787] ? arch_local_irq_restore+0x53/0x53 [ 607.331624] ? __save_stack_trace+0x7e/0xd0 [ 607.335949] should_fail+0x8c0/0xa40 2018/04/03 19:28:03 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, 0xffffffffffffffff, 0x0, [0x305f, 0xa]}, 0x2c) [ 607.339665] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 607.344767] ? kasan_kmalloc+0xad/0xe0 [ 607.348654] ? kmem_cache_alloc_trace+0x136/0x740 [ 607.353496] ? __memcg_init_list_lru_node+0x169/0x270 [ 607.358688] ? __list_lru_init+0x544/0x750 [ 607.363101] ? sget_userns+0x691/0xe40 [ 607.366990] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 607.371742] ? kern_mount_data+0x50/0xb0 [ 607.375799] ? mq_init_ns+0x167/0x220 [ 607.379592] ? copy_ipcs+0x3a4/0x520 [ 607.383306] ? create_new_namespaces+0x278/0x880 2018/04/03 19:28:03 executing program 7: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f00000001c0)={&(0x7f0000000280)={0x10}, 0xc, &(0x7f0000000300)={&(0x7f00000007c0)={0x3, 0x27, 0x1ff307543bf68163, 0x0, 0x0, {0xc}}, 0x14}, 0x1}, 0x0) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f0000000040)=@add_del={0x2, &(0x7f0000000000)='sit0\x00', 0x100000001}) r1 = accept$packet(0xffffffffffffff9c, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000240)=0x14) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000400)={{{@in, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@loopback}}, &(0x7f00000002c0)=0xe8) setsockopt$packet_drop_memb(r1, 0x107, 0x2, &(0x7f0000000500)={r2, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2}}, 0x10) socketpair(0x1, 0xe, 0xd56, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_FREE_BUFS(r3, 0x4010641a, &(0x7f0000000100)={0x1, &(0x7f00000000c0)=[0x4]}) pipe(&(0x7f0000000700)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_inet6_tcp_SIOCATMARK(r3, 0x8905, &(0x7f0000000140)) connect$vsock_dgram(r4, &(0x7f0000000740)={0x28, 0x0, 0x2711, @my=0x0}, 0x10) 2018/04/03 19:28:03 executing program 4: socket$kcm(0x29, 0x206, 0x0) socketpair$inet6_sctp(0xa, 0x0, 0x84, &(0x7f0000000000)={0xffffffffffffffff}) accept$inet6(r0, &(0x7f0000000040)={0x0, 0x0, 0x0, @mcast2}, &(0x7f0000000080)=0x1c) [ 607.388065] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 607.393165] ? SyS_unshare+0x653/0xfa0 [ 607.397059] ? find_held_lock+0x35/0x1d0 [ 607.401122] ? __lock_is_held+0xb6/0x140 [ 607.405189] ? check_same_owner+0x320/0x320 [ 607.409516] ? rcu_note_context_switch+0x710/0x710 [ 607.414483] should_failslab+0xec/0x120 [ 607.418473] kmem_cache_alloc_trace+0x4b/0x740 [ 607.423051] ? __kmalloc_node+0x33/0x70 [ 607.427019] ? __kmalloc_node+0x33/0x70 [ 607.430990] ? rcu_read_lock_sched_held+0x108/0x120 [ 607.436006] __memcg_init_list_lru_node+0x169/0x270 2018/04/03 19:28:03 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x8, 0x0, 0x42, 0x0, 0xfffffffffffffffd}, 0x5d02}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:03 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, 0xffffffffffffffff, 0x0, [0x305f, 0xa]}, 0x2c) [ 607.441024] ? list_lru_add+0x7c0/0x7c0 [ 607.444999] ? __kmalloc_node+0x47/0x70 [ 607.448976] __list_lru_init+0x544/0x750 [ 607.453036] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 607.458923] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 607.463936] ? __lockdep_init_map+0xe4/0x650 [ 607.468342] ? lockdep_init_map+0x9/0x10 [ 607.472405] sget_userns+0x691/0xe40 [ 607.476112] ? set_anon_super+0x20/0x20 [ 607.480079] ? put_filp+0x90/0x90 [ 607.483530] ? destroy_unused_super.part.6+0xd0/0xd0 [ 607.488639] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 607.493654] ? debug_object_fixup+0x30/0x30 [ 607.497983] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 607.502994] ? __lockdep_init_map+0xe4/0x650 [ 607.507400] ? get_random_u32+0x188/0x350 [ 607.511542] ? __raw_spin_lock_init+0x2d/0x100 [ 607.516135] ? mqueue_mount+0xe0/0xe0 [ 607.519930] mount_ns+0x6d/0x190 [ 607.523292] mqueue_mount+0xbe/0xe0 [ 607.526918] mount_fs+0x66/0x2d0 [ 607.530276] vfs_kern_mount.part.26+0xc6/0x4a0 [ 607.534854] ? may_umount+0xa0/0xa0 [ 607.538474] ? compat_SyS_msgrcv+0x50/0x50 2018/04/03 19:28:03 executing program 7: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000000)) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de2ff4)={0x10}, 0xc, &(0x7f0000403000)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c3f00000000000000000000000000000000000408000800b6000000308c9901529c8e52586fb41f001bdd2866489156cad304662970deb33a4a02675dc4466a50dc6a0cd02ab42f5f80978ecc84"], 0xffffffffffffff48}, 0x1}, 0x0) 2018/04/03 19:28:03 executing program 5 (fault-call:2 fault-nth:0): getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) [ 607.542702] ? ida_remove+0x3f0/0x3f0 [ 607.546499] ? kmem_cache_alloc_trace+0x459/0x740 [ 607.551336] kern_mount_data+0x50/0xb0 [ 607.555217] mq_init_ns+0x167/0x220 [ 607.558837] copy_ipcs+0x3a4/0x520 [ 607.562368] ? ipcns_get+0xf0/0xf0 [ 607.565910] ? do_mount+0x2bb0/0x2bb0 [ 607.569714] create_new_namespaces+0x278/0x880 [ 607.574293] ? sys_ni_syscall+0x20/0x20 [ 607.578263] ? ns_capable_common+0xcf/0x160 [ 607.582584] unshare_nsproxy_namespaces+0xae/0x1e0 [ 607.587534] SyS_unshare+0x653/0xfa0 [ 607.591241] ? vfs_write+0x374/0x510 [ 607.594955] ? walk_process_tree+0x400/0x400 [ 607.599359] ? __lock_is_held+0xb6/0x140 [ 607.603422] ? __sb_end_write+0xa0/0xd0 [ 607.607395] ? fput+0xd2/0x140 [ 607.610580] ? SyS_write+0x184/0x220 [ 607.611929] FAULT_INJECTION: forcing a failure. [ 607.611929] name failslab, interval 1, probability 0, space 0, times 0 [ 607.614282] ? SyS_read+0x220/0x220 [ 607.614296] ? do_syscall_64+0xb7/0x940 [ 607.614308] ? walk_process_tree+0x400/0x400 [ 607.614319] do_syscall_64+0x281/0x940 [ 607.614328] ? vmalloc_sync_all+0x30/0x30 [ 607.614339] ? _raw_spin_unlock_irq+0x27/0x70 [ 607.614350] ? finish_task_switch+0x1c1/0x7e0 [ 607.614361] ? syscall_return_slowpath+0x550/0x550 [ 607.614371] ? syscall_return_slowpath+0x2ac/0x550 [ 607.614380] ? prepare_exit_to_usermode+0x350/0x350 [ 607.614391] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 607.614406] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 607.679391] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 607.684564] RIP: 0033:0x4552d9 [ 607.687735] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 607.695426] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 607.702678] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 607.709932] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 607.717184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 607.724434] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000013 [ 607.731701] CPU: 0 PID: 15257 Comm: syz-executor5 Not tainted 4.16.0-rc7+ #292 [ 607.739065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 607.748411] Call Trace: [ 607.750998] dump_stack+0x194/0x24d [ 607.754625] ? arch_local_irq_restore+0x53/0x53 [ 607.759295] should_fail+0x8c0/0xa40 [ 607.763006] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 607.768108] ? __fget+0x36b/0x5b0 [ 607.771564] ? find_held_lock+0x35/0x1d0 [ 607.775634] ? check_same_owner+0x320/0x320 [ 607.779958] ? rcu_note_context_switch+0x710/0x710 [ 607.784881] ? lock_downgrade+0x980/0x980 [ 607.789026] should_failslab+0xec/0x120 [ 607.792997] kmem_cache_alloc_trace+0x4b/0x740 [ 607.797582] ? __bpf_map_get+0xb1/0x130 [ 607.801626] bpf_map_meta_alloc+0x10a/0x3b0 [ 607.805944] htab_of_map_alloc+0x41/0xd0 [ 607.809998] ? htab_map_alloc+0x1020/0x1020 [ 607.814313] SyS_bpf+0x93b/0x4980 [ 607.817762] ? trace_hardirqs_off+0x10/0x10 [ 607.822078] ? __fdget_pos+0x12b/0x190 [ 607.825960] ? bpf_prog_get+0x20/0x20 [ 607.829757] ? __lock_acquire+0x664/0x3e00 [ 607.833984] ? check_same_owner+0x320/0x320 [ 607.838303] ? find_held_lock+0x35/0x1d0 2018/04/03 19:28:04 executing program 0: r0 = socket(0x9, 0x4, 0x1f) setsockopt$inet_sctp6_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000000)={0x5}, 0x1) setsockopt$inet6_opts(r0, 0x29, 0x39, &(0x7f0000000040)=@fragment={0x0, 0x0, 0x6, 0x8, 0x0, 0x7, 0x67}, 0x8) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r1, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:04 executing program 3 (fault-call:0 fault-nth:20): unshare(0x8000400) 2018/04/03 19:28:04 executing program 4: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff}) r1 = socket$inet(0x2, 0x805, 0x0) bind$inet(r1, &(0x7f00003daff0)={0x2, 0x4e23}, 0x10) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000140), 0x8) sendto$inet(r1, &(0x7f0000000180)='\a', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e23, @multicast2=0xe0000002}, 0x10) socket$kcm(0x29, 0x5, 0x0) r2 = socket$netlink(0x10, 0x3, 0xe) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f00000000c0)={{{@in=@rand_addr, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@broadcast}}, &(0x7f00000001c0)=0xe8) sendmsg$nl_generic(r2, &(0x7f0000000640)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x21}, 0xc, &(0x7f0000000600)={&(0x7f0000000200)={0x3e0, 0x2f, 0x0, 0x70bd27, 0x25dfdbfe, {0xa}, [@typed={0x14, 0x57, @binary="c3c0f5ab3f663191c97ccc4de4d9af"}, @nested={0xa8, 0x2000, [@generic="58a75e4c6312e5b6e7dbcf9d6d71b27af5e907e865146ab523572643940d73fdbc95a7fbd2943a99b2b7a52315e16d824de29fbdbf8616f70d4bf5561f17d2237a9839c9d95a36e2f5fd5a04a149fa2c804c6e548941445508306d15a903bd081311c46ffda06392f67b787d04153f9e360c7ac785b5a0d41ec07640266dfc4710d4b3c5", @typed={0xc, 0x93, @u64=0x6e29}, @typed={0x14, 0x4b, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}]}, @nested={0x310, 0x92, [@generic="13b8e4c6b4fc74de064b2a8daf66bae16c02007a980a4d279333520c736b3eb3c12728d7854ea97c2317c540d58b182679f5b8df84102e976333d7402d05fa097329d09f", @generic="a19f18d98c23a30185d812527e947ec18efed1d30d3f724044c3ebc345efe91de4f77879f7a26cdd140cfa068ae3c90e167d2226d05df2d26ae8350a37db5547f7f768244cb0", @generic="77a630b46dcb160885da1a92fb2b19e3aa04accc093da8f366f1046e568d326ffeec3d0478b3e8b67689bdbdb3ef91a4f53b3242ef9963fefcce73a15f5a95219a15a26118e980e9fc0330", @typed={0x8, 0x1f, @uid=r3}, @generic="56c64dbfdb6bd69257262f297ecf1ebda4f9e930142f6b9cf62d5a374acb403e249209db8d896dcc0682870439f5799d42c6b42ab8332e601960da313276065dd203dd0d88edc897f82eb3a1cad1fe27877c3b86261468778e2f3ca69b27f8ad6c983263d370f17a0a72d0e5f415acdfaf102d9c6b21fd2e7b9918d791d4d254fc5202e2e0ce27b2a3e3473044015239aa466606b8", @generic="a9bec844cef8d100875d29f9edc87c2ace2527422429a1fabea959ee2a02f5dab79aa27c3025b19bf45679d7ba56325cd0dd709fb7f961bbd11c8bf372e10a15d53802ae30fe85415fd091080c5317ffb8367c8324aefb893da9831a2715a79235441fcf1d26b8db71b079b71a1674b28441a35eece964e3eadf079214e39b44a7002aec3192e1e22ca29a4cc20aaae419fb439ad681d7ba06aa48aaafac4ae40c2cef834b4aca2c6221c2b81d1fb76361e4c2866b6f51ee906dc0d11d58531cc30ea1bf29cda76065698dd7844de5ac8a4714025a989bd7b3", @generic="13392bd2e70d734b7dff63d372e2633a0fd65fb1f0a3c2f05cdf7e4e77141843b76ce74d2b989b27b55530e99ddd1ea734be4abf4dd38e678a3a3f729fa037b61d91ca0102e177a6d6a2ea30f98f7c672e9c43399ea25ee86c1a4296936dd0717927344668cae3fb8280087839f3435b5065b375fe0a433a8a86467c39c8f4ddb8e93e62775f6630f0f0c5030e17c41616522e8a3c39f0ebd85aceab4263b4e70ea748e4b1707ea8d7a0d21b5a739dc54604754039e3336ddccbf5dfdffb16"]}]}, 0x3e0}, 0x1, 0x0, 0x0, 0x40}, 0x20000000) [ 607.842362] ? trace_hardirqs_off+0x10/0x10 [ 607.846680] ? _parse_integer+0xe9/0x140 [ 607.850739] ? trace_hardirqs_off+0x10/0x10 [ 607.855061] ? _parse_integer+0x140/0x140 [ 607.859201] ? check_same_owner+0x320/0x320 [ 607.863517] ? find_held_lock+0x35/0x1d0 [ 607.867580] ? trace_hardirqs_off+0x10/0x10 [ 607.871896] ? get_pid_task+0x93/0x140 [ 607.875781] ? lock_downgrade+0x980/0x980 [ 607.879927] ? find_held_lock+0x35/0x1d0 [ 607.883991] ? __f_unlock_pos+0x19/0x20 [ 607.887959] ? lock_downgrade+0x980/0x980 2018/04/03 19:28:04 executing program 4: socket$kcm(0x29, 0x0, 0x0) [ 607.892102] ? get_pid_task+0xbc/0x140 [ 607.895982] ? proc_fail_nth_write+0x9b/0x1d0 [ 607.900472] ? map_files_get_link+0x3a0/0x3a0 [ 607.904962] ? handle_mm_fault+0x35b/0xb10 [ 607.909203] ? find_held_lock+0x35/0x1d0 [ 607.913264] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 607.918101] ? vfs_write+0x374/0x510 [ 607.921812] ? wait_for_completion+0x770/0x770 [ 607.926394] ? __lock_is_held+0xb6/0x140 [ 607.930460] ? __sb_end_write+0xa0/0xd0 [ 607.934430] ? fput+0xd2/0x140 [ 607.937615] ? SyS_write+0x184/0x220 [ 607.941335] ? do_syscall_64+0xb7/0x940 [ 607.945305] ? bpf_prog_get+0x20/0x20 [ 607.949104] do_syscall_64+0x281/0x940 [ 607.952986] ? vmalloc_sync_all+0x30/0x30 [ 607.957133] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 607.962669] ? syscall_return_slowpath+0x550/0x550 [ 607.967595] ? syscall_return_slowpath+0x2ac/0x550 [ 607.972524] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 607.977886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 607.982730] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 607.987915] RIP: 0033:0x4552d9 [ 607.991097] RSP: 002b:00007fe5787a7c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 607.998800] RAX: ffffffffffffffda RBX: 00007fe5787a86d4 RCX: 00000000004552d9 [ 608.003083] FAULT_INJECTION: forcing a failure. [ 608.003083] name failslab, interval 1, probability 0, space 0, times 0 [ 608.006058] RDX: 000000000000002c RSI: 0000000020000100 RDI: 0000000000000000 [ 608.006064] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 608.006069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 608.006074] R13: 000000000000003c R14: 00000000006f3640 R15: 0000000000000000 [ 608.046609] CPU: 1 PID: 15278 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 608.053954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.063287] Call Trace: [ 608.065862] dump_stack+0x194/0x24d [ 608.069472] ? arch_local_irq_restore+0x53/0x53 [ 608.074125] ? __save_stack_trace+0x7e/0xd0 [ 608.078442] should_fail+0x8c0/0xa40 [ 608.082148] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 608.087237] ? kasan_kmalloc+0xad/0xe0 [ 608.091110] ? kmem_cache_alloc_trace+0x136/0x740 [ 608.095939] ? __memcg_init_list_lru_node+0x169/0x270 [ 608.101115] ? __list_lru_init+0x544/0x750 [ 608.105331] ? sget_userns+0x691/0xe40 [ 608.109214] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 608.113966] ? kern_mount_data+0x50/0xb0 [ 608.118020] ? mq_init_ns+0x167/0x220 [ 608.121803] ? copy_ipcs+0x3a4/0x520 [ 608.125527] ? create_new_namespaces+0x278/0x880 [ 608.130275] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 608.135375] ? SyS_unshare+0x653/0xfa0 [ 608.139254] ? find_held_lock+0x35/0x1d0 [ 608.143302] ? __lock_is_held+0xb6/0x140 [ 608.147365] ? check_same_owner+0x320/0x320 [ 608.151683] ? rcu_note_context_switch+0x710/0x710 [ 608.156608] should_failslab+0xec/0x120 [ 608.160581] kmem_cache_alloc_trace+0x4b/0x740 [ 608.165170] ? __kmalloc_node+0x33/0x70 [ 608.169143] ? __kmalloc_node+0x33/0x70 [ 608.173103] ? rcu_read_lock_sched_held+0x108/0x120 [ 608.178100] __memcg_init_list_lru_node+0x169/0x270 [ 608.183104] ? list_lru_add+0x7c0/0x7c0 [ 608.187069] ? __kmalloc_node+0x47/0x70 [ 608.191034] __list_lru_init+0x544/0x750 [ 608.195078] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 608.200939] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 608.205931] ? __lockdep_init_map+0xe4/0x650 [ 608.210327] ? lockdep_init_map+0x9/0x10 [ 608.214367] sget_userns+0x691/0xe40 [ 608.218063] ? set_anon_super+0x20/0x20 [ 608.222045] ? put_filp+0x90/0x90 [ 608.225485] ? destroy_unused_super.part.6+0xd0/0xd0 [ 608.230583] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 608.235579] ? debug_object_fixup+0x30/0x30 [ 608.239881] ? __lockdep_init_map+0xe4/0x650 [ 608.244268] ? get_random_u32+0x188/0x350 [ 608.248394] ? __raw_spin_lock_init+0x2d/0x100 [ 608.252971] ? mqueue_mount+0xe0/0xe0 [ 608.256750] mount_ns+0x6d/0x190 [ 608.260104] mqueue_mount+0xbe/0xe0 [ 608.263731] mount_fs+0x66/0x2d0 [ 608.267084] vfs_kern_mount.part.26+0xc6/0x4a0 [ 608.271657] ? may_umount+0xa0/0xa0 [ 608.275267] ? compat_SyS_msgrcv+0x50/0x50 [ 608.279481] ? ida_remove+0x3f0/0x3f0 [ 608.283259] ? kmem_cache_alloc_trace+0x459/0x740 [ 608.288085] kern_mount_data+0x50/0xb0 [ 608.291950] mq_init_ns+0x167/0x220 [ 608.295553] copy_ipcs+0x3a4/0x520 [ 608.299078] ? ipcns_get+0xf0/0xf0 [ 608.302604] ? do_mount+0x2bb0/0x2bb0 [ 608.306404] create_new_namespaces+0x278/0x880 [ 608.310991] ? sys_ni_syscall+0x20/0x20 [ 608.314957] ? ns_capable_common+0xcf/0x160 [ 608.319263] unshare_nsproxy_namespaces+0xae/0x1e0 [ 608.324169] SyS_unshare+0x653/0xfa0 [ 608.327873] ? vfs_write+0x374/0x510 [ 608.331575] ? walk_process_tree+0x400/0x400 [ 608.335979] ? __lock_is_held+0xb6/0x140 [ 608.340045] ? __sb_end_write+0xa0/0xd0 [ 608.344006] ? fput+0xd2/0x140 [ 608.347191] ? SyS_write+0x184/0x220 [ 608.350882] ? SyS_read+0x220/0x220 [ 608.354493] ? do_syscall_64+0xb7/0x940 [ 608.358462] ? walk_process_tree+0x400/0x400 [ 608.362847] do_syscall_64+0x281/0x940 [ 608.366717] ? vmalloc_sync_all+0x30/0x30 [ 608.370852] ? _raw_spin_unlock_irq+0x27/0x70 [ 608.375335] ? finish_task_switch+0x1c1/0x7e0 [ 608.379809] ? syscall_return_slowpath+0x550/0x550 [ 608.384728] ? syscall_return_slowpath+0x2ac/0x550 [ 608.389649] ? prepare_exit_to_usermode+0x350/0x350 [ 608.394653] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 608.400005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 608.404838] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 608.410007] RIP: 0033:0x4552d9 [ 608.413181] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 608.420873] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 608.428132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 608.435392] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 2018/04/03 19:28:04 executing program 2: unshare(0x8000400) pipe(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f0000000040)={0xe21, 0x1, 0x8, 0x7fff}) r1 = gettid() getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in=@loopback}}, &(0x7f0000000180)=0xe8) ioctl$DRM_IOCTL_GET_CLIENT(r0, 0xc0286405, &(0x7f00000001c0)={0x8, 0x8, r1, 0x8, r2, 0x4, 0x40, 0x6}) 2018/04/03 19:28:04 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) setsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000000)=0x7, 0x4) 2018/04/03 19:28:04 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000140)={0x0, &(0x7f00000000c0)}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000180)={0x2, &(0x7f0000000040)=[{0x4c}, {0x800000002000006}]}, 0x10) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000001980)='=', 0x1}], 0x1) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:04 executing program 5 (fault-call:2 fault-nth:1): getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:04 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100), 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:04 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = accept$inet(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, @multicast2}, &(0x7f0000000040)=0xffffffffffffff47) setsockopt$inet_udp_int(r1, 0x11, 0x1, &(0x7f0000000080)=0xff, 0x4) setsockopt$IP_VS_SO_SET_FLUSH(r1, 0x0, 0x485, 0x0, 0x0) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) getuid() sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:04 executing program 3 (fault-call:0 fault-nth:21): unshare(0x8000400) [ 608.442657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 608.449913] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000014 [ 608.511552] FAULT_INJECTION: forcing a failure. [ 608.511552] name failslab, interval 1, probability 0, space 0, times 0 [ 608.512478] FAULT_INJECTION: forcing a failure. [ 608.512478] name failslab, interval 1, probability 0, space 0, times 0 [ 608.522859] CPU: 0 PID: 15300 Comm: syz-executor5 Not tainted 4.16.0-rc7+ #292 [ 608.541361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.550698] Call Trace: [ 608.553276] dump_stack+0x194/0x24d [ 608.556887] ? arch_local_irq_restore+0x53/0x53 [ 608.561540] ? is_bpf_text_address+0xa4/0x120 [ 608.566024] should_fail+0x8c0/0xa40 [ 608.569721] ? __save_stack_trace+0x7e/0xd0 [ 608.574026] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 608.579117] ? save_stack+0xa3/0xd0 [ 608.582728] ? save_stack+0x43/0xd0 [ 608.586344] ? find_held_lock+0x35/0x1d0 [ 608.590400] ? check_same_owner+0x320/0x320 [ 608.594706] ? rcu_note_context_switch+0x710/0x710 [ 608.599623] should_failslab+0xec/0x120 [ 608.603586] kmem_cache_alloc_trace+0x4b/0x740 [ 608.608160] htab_map_alloc+0xae/0x1020 [ 608.612122] ? fput+0xd2/0x140 [ 608.615302] htab_of_map_alloc+0x59/0xd0 [ 608.619346] ? htab_map_alloc+0x1020/0x1020 [ 608.623651] SyS_bpf+0x93b/0x4980 [ 608.627087] ? trace_hardirqs_off+0x10/0x10 [ 608.631399] ? __fdget_pos+0x12b/0x190 [ 608.635273] ? bpf_prog_get+0x20/0x20 [ 608.639056] ? __lock_acquire+0x664/0x3e00 [ 608.643270] ? check_same_owner+0x320/0x320 [ 608.647580] ? find_held_lock+0x35/0x1d0 [ 608.651625] ? trace_hardirqs_off+0x10/0x10 [ 608.655929] ? _parse_integer+0xe9/0x140 [ 608.659974] ? trace_hardirqs_off+0x10/0x10 [ 608.664277] ? _parse_integer+0x140/0x140 [ 608.668408] ? check_same_owner+0x320/0x320 [ 608.672713] ? find_held_lock+0x35/0x1d0 [ 608.676759] ? trace_hardirqs_off+0x10/0x10 [ 608.681065] ? get_pid_task+0x93/0x140 [ 608.684936] ? lock_downgrade+0x980/0x980 [ 608.689071] ? find_held_lock+0x35/0x1d0 [ 608.693120] ? __f_unlock_pos+0x19/0x20 [ 608.697079] ? lock_downgrade+0x980/0x980 [ 608.701220] ? get_pid_task+0xbc/0x140 [ 608.705092] ? proc_fail_nth_write+0x9b/0x1d0 [ 608.709568] ? map_files_get_link+0x3a0/0x3a0 [ 608.714051] ? handle_mm_fault+0x35b/0xb10 [ 608.718268] ? find_held_lock+0x35/0x1d0 [ 608.722317] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 608.727142] ? vfs_write+0x374/0x510 [ 608.730839] ? wait_for_completion+0x770/0x770 [ 608.735405] ? __lock_is_held+0xb6/0x140 [ 608.739456] ? __sb_end_write+0xa0/0xd0 [ 608.743415] ? fput+0xd2/0x140 [ 608.746591] ? SyS_write+0x184/0x220 [ 608.750293] ? do_syscall_64+0xb7/0x940 [ 608.754252] ? bpf_prog_get+0x20/0x20 [ 608.758037] do_syscall_64+0x281/0x940 [ 608.761908] ? vmalloc_sync_all+0x30/0x30 [ 608.766037] ? _raw_spin_unlock_irq+0x27/0x70 [ 608.770516] ? finish_task_switch+0x1c1/0x7e0 [ 608.775006] ? syscall_return_slowpath+0x550/0x550 [ 608.779920] ? syscall_return_slowpath+0x2ac/0x550 [ 608.784832] ? prepare_exit_to_usermode+0x350/0x350 [ 608.789831] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 608.795182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 608.800012] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 608.805186] RIP: 0033:0x4552d9 [ 608.808361] RSP: 002b:00007fe5787a7c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 608.816051] RAX: ffffffffffffffda RBX: 00007fe5787a86d4 RCX: 00000000004552d9 [ 608.823304] RDX: 000000000000002c RSI: 0000000020000100 RDI: 0000000000000000 [ 608.830555] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 608.837810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 608.845063] R13: 000000000000003c R14: 00000000006f3640 R15: 0000000000000001 [ 608.852329] CPU: 1 PID: 15302 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 608.859688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.869031] Call Trace: [ 608.871616] dump_stack+0x194/0x24d [ 608.875237] ? arch_local_irq_restore+0x53/0x53 [ 608.879893] ? __save_stack_trace+0x7e/0xd0 [ 608.884198] should_fail+0x8c0/0xa40 [ 608.887892] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 608.892974] ? kasan_kmalloc+0xad/0xe0 [ 608.896837] ? kmem_cache_alloc_trace+0x136/0x740 [ 608.901687] ? __memcg_init_list_lru_node+0x169/0x270 [ 608.906851] ? __list_lru_init+0x544/0x750 [ 608.911064] ? sget_userns+0x691/0xe40 [ 608.914926] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 608.919657] ? kern_mount_data+0x50/0xb0 [ 608.923693] ? mq_init_ns+0x167/0x220 [ 608.927469] ? copy_ipcs+0x3a4/0x520 [ 608.931160] ? create_new_namespaces+0x278/0x880 [ 608.935890] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 608.940967] ? SyS_unshare+0x653/0xfa0 [ 608.944845] ? find_held_lock+0x35/0x1d0 [ 608.948885] ? __lock_is_held+0xb6/0x140 [ 608.952927] ? check_same_owner+0x320/0x320 [ 608.957226] ? rcu_note_context_switch+0x710/0x710 [ 608.962135] should_failslab+0xec/0x120 [ 608.966098] kmem_cache_alloc_trace+0x4b/0x740 [ 608.970656] ? __kmalloc_node+0x33/0x70 [ 608.974606] ? __kmalloc_node+0x33/0x70 [ 608.978556] ? rcu_read_lock_sched_held+0x108/0x120 [ 608.983552] __memcg_init_list_lru_node+0x169/0x270 [ 608.988545] ? list_lru_add+0x7c0/0x7c0 [ 608.992495] ? __kmalloc_node+0x47/0x70 [ 608.996461] __list_lru_init+0x544/0x750 [ 609.000501] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 609.006373] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 609.011366] ? __lockdep_init_map+0xe4/0x650 [ 609.015767] ? lockdep_init_map+0x9/0x10 [ 609.019804] sget_userns+0x691/0xe40 [ 609.023505] ? set_anon_super+0x20/0x20 [ 609.027468] ? put_filp+0x90/0x90 [ 609.030899] ? destroy_unused_super.part.6+0xd0/0xd0 [ 609.035980] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 609.040975] ? debug_object_fixup+0x30/0x30 [ 609.045272] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 609.050266] ? __lockdep_init_map+0xe4/0x650 [ 609.054651] ? get_random_u32+0x188/0x350 [ 609.058778] ? __raw_spin_lock_init+0x2d/0x100 [ 609.063344] ? mqueue_mount+0xe0/0xe0 [ 609.067121] mount_ns+0x6d/0x190 [ 609.070465] mqueue_mount+0xbe/0xe0 [ 609.074070] mount_fs+0x66/0x2d0 [ 609.077416] vfs_kern_mount.part.26+0xc6/0x4a0 [ 609.081986] ? may_umount+0xa0/0xa0 [ 609.085592] ? compat_SyS_msgrcv+0x50/0x50 [ 609.089803] ? ida_remove+0x3f0/0x3f0 [ 609.093578] ? kmem_cache_alloc_trace+0x459/0x740 [ 609.098396] kern_mount_data+0x50/0xb0 [ 609.102260] mq_init_ns+0x167/0x220 [ 609.105863] copy_ipcs+0x3a4/0x520 [ 609.109378] ? ipcns_get+0xf0/0xf0 [ 609.112896] ? do_mount+0x2bb0/0x2bb0 [ 609.116686] create_new_namespaces+0x278/0x880 [ 609.121248] ? sys_ni_syscall+0x20/0x20 [ 609.125200] ? ns_capable_common+0xcf/0x160 [ 609.129496] unshare_nsproxy_namespaces+0xae/0x1e0 [ 609.134403] SyS_unshare+0x653/0xfa0 [ 609.138096] ? vfs_write+0x374/0x510 [ 609.142397] ? walk_process_tree+0x400/0x400 [ 609.146783] ? __lock_is_held+0xb6/0x140 [ 609.150828] ? __sb_end_write+0xa0/0xd0 [ 609.154779] ? fput+0xd2/0x140 [ 609.157948] ? SyS_write+0x184/0x220 [ 609.161640] ? SyS_read+0x220/0x220 [ 609.165246] ? do_syscall_64+0xb7/0x940 [ 609.169195] ? walk_process_tree+0x400/0x400 [ 609.173580] do_syscall_64+0x281/0x940 [ 609.177445] ? vmalloc_sync_all+0x30/0x30 [ 609.181571] ? _raw_spin_unlock_irq+0x27/0x70 [ 609.186047] ? finish_task_switch+0x1c1/0x7e0 [ 609.190529] ? syscall_return_slowpath+0x550/0x550 [ 609.195435] ? syscall_return_slowpath+0x2ac/0x550 [ 609.200339] ? prepare_exit_to_usermode+0x350/0x350 [ 609.205339] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 609.210678] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 609.215499] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 609.220663] RIP: 0033:0x4552d9 [ 609.223829] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 609.231529] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 609.238773] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 609.246025] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 609.253270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 609.260516] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000015 2018/04/03 19:28:05 executing program 7: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:05 executing program 4: socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) connect$inet(r0, &(0x7f0000000280)={0x2, 0x4e20}, 0x10) r1 = socket$kcm(0x29, 0x5, 0x0) getsockopt$sock_timeval(r1, 0x1, 0x15, &(0x7f00000001c0), &(0x7f0000000200)=0x10) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f00000003c0)={r1}) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000440)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r2, &(0x7f00000005c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x9040}, 0xc, &(0x7f0000000580)={&(0x7f0000000480)={0xc8, r3, 0x8, 0x70bd25, 0x25dfdbfd, {0xa}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x3}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x5}, @IPVS_CMD_ATTR_DAEMON={0x68, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x15}}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ipddp0\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local={0xac, 0x14, 0x14, 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @dev={0xfe, 0x80, [], 0x15}}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x3}]}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x9}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @rand_addr=0x5}]}, @IPVS_CMD_ATTR_DAEMON={0x28, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2={0xff, 0x2, [], 0x1}}]}]}, 0xc8}, 0x1, 0x0, 0x0, 0x44}, 0x4) r4 = accept(r1, 0x0, &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_AUTOCLOSE(r4, 0x84, 0x4, &(0x7f0000000180)=0x4, 0x4) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r4, &(0x7f0000000140)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r5, 0x204, 0x70bd29, 0x25dfdbfd, {0x4}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x100000000}]}, 0x1c}, 0x1, 0x0, 0x0, 0x24040800}, 0x84) 2018/04/03 19:28:05 executing program 5 (fault-call:2 fault-nth:2): getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:05 executing program 3 (fault-call:0 fault-nth:22): unshare(0x8000400) 2018/04/03 19:28:05 executing program 2: r0 = accept(0xffffffffffffff9c, &(0x7f0000000000)=@rc, &(0x7f0000000080)=0x80) recvfrom$unix(r0, &(0x7f00000000c0)=""/145, 0x91, 0x1, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000240)={'bcsf0\x00', &(0x7f0000000200)=@ethtool_cmd={0x3f, 0x40, 0x3, 0x80000001, 0x4a, 0x7, 0x6, 0x2, 0xd780, 0xa, 0x101, 0x100000001, 0x4, 0x80000001, 0x400, 0x100, [0x6, 0x49]}}) unshare(0x8000400) 2018/04/03 19:28:05 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100), 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:05 executing program 0: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x9, 0x30, 0x8, 0x2}, &(0x7f0000000080)=0x18) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x0, 0x9c, 0x10000}, &(0x7f0000000100)=0x10) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:05 executing program 6: r0 = socket$inet6_dccp(0xa, 0x6, 0x0) mmap(&(0x7f0000000000/0xaab000)=nil, 0xaab000, 0x0, 0x32, 0xffffffffffffffff, 0x0) getsockopt(r0, 0x800000000000010d, 0x0, &(0x7f0000000000)=""/4, &(0x7f0000000080)) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) connect(r1, &(0x7f00000000c0)=@nfc_llcp={0x27, 0x1, 0x2, 0x5, 0x3, 0x800, "b751ba3ccd09037d2a468488884e961ffa5bef49e89f12ffae3a991b10bb89688529d4afb896aed531274ccf5e9447cf70119609672fcfd3d06e1b8d561e5b", 0x2a}, 0x80) sendmsg$inet_sctp(r1, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r1, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 609.391548] FAULT_INJECTION: forcing a failure. [ 609.391548] name failslab, interval 1, probability 0, space 0, times 0 [ 609.402927] CPU: 1 PID: 15320 Comm: syz-executor5 Not tainted 4.16.0-rc7+ #292 [ 609.407964] FAULT_INJECTION: forcing a failure. [ 609.407964] name failslab, interval 1, probability 0, space 0, times 0 [ 609.410281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 609.410287] Call Trace: [ 609.410304] dump_stack+0x194/0x24d [ 609.410317] ? arch_local_irq_restore+0x53/0x53 [ 609.410333] ? kernel_text_address+0xd1/0xe0 [ 609.446060] ? __unwind_start+0x169/0x330 [ 609.450201] should_fail+0x8c0/0xa40 [ 609.453904] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 609.459001] ? save_stack+0x43/0xd0 [ 609.462616] ? kasan_kmalloc+0xad/0xe0 [ 609.466486] ? kmem_cache_alloc_trace+0x136/0x740 [ 609.471316] ? htab_map_alloc+0xae/0x1020 [ 609.475451] ? find_held_lock+0x35/0x1d0 [ 609.479508] ? check_same_owner+0x320/0x320 [ 609.483815] ? rcu_note_context_switch+0x710/0x710 [ 609.488731] should_failslab+0xec/0x120 [ 609.492689] kmem_cache_alloc_node_trace+0x5a/0x760 [ 609.497693] ? bpf_map_init_from_attr+0x320/0x320 [ 609.502521] __kmalloc_node+0x33/0x70 [ 609.506306] bpf_map_area_alloc+0x32/0x80 [ 609.510439] htab_map_alloc+0x7bc/0x1020 [ 609.514491] htab_of_map_alloc+0x59/0xd0 [ 609.518533] ? htab_map_alloc+0x1020/0x1020 [ 609.522839] SyS_bpf+0x93b/0x4980 [ 609.526278] ? trace_hardirqs_off+0x10/0x10 [ 609.530585] ? __fdget_pos+0x12b/0x190 [ 609.534461] ? bpf_prog_get+0x20/0x20 [ 609.538258] ? __lock_acquire+0x664/0x3e00 [ 609.542479] ? check_same_owner+0x320/0x320 [ 609.547047] ? find_held_lock+0x35/0x1d0 [ 609.551092] ? trace_hardirqs_off+0x10/0x10 [ 609.555398] ? _parse_integer+0xe9/0x140 [ 609.559445] ? trace_hardirqs_off+0x10/0x10 [ 609.563750] ? _parse_integer+0x140/0x140 [ 609.567879] ? check_same_owner+0x320/0x320 [ 609.572185] ? find_held_lock+0x35/0x1d0 [ 609.576235] ? trace_hardirqs_off+0x10/0x10 [ 609.580553] ? get_pid_task+0x93/0x140 [ 609.584423] ? lock_downgrade+0x980/0x980 [ 609.588556] ? find_held_lock+0x35/0x1d0 [ 609.592604] ? __f_unlock_pos+0x19/0x20 [ 609.596561] ? lock_downgrade+0x980/0x980 [ 609.600693] ? get_pid_task+0xbc/0x140 [ 609.604566] ? proc_fail_nth_write+0x9b/0x1d0 [ 609.609046] ? map_files_get_link+0x3a0/0x3a0 [ 609.613525] ? handle_mm_fault+0x35b/0xb10 [ 609.617744] ? find_held_lock+0x35/0x1d0 [ 609.621793] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 609.626616] ? vfs_write+0x374/0x510 [ 609.630322] ? wait_for_completion+0x770/0x770 [ 609.634889] ? __lock_is_held+0xb6/0x140 [ 609.638942] ? __sb_end_write+0xa0/0xd0 [ 609.642900] ? fput+0xd2/0x140 [ 609.646077] ? SyS_write+0x184/0x220 [ 609.649779] ? do_syscall_64+0xb7/0x940 [ 609.653741] ? bpf_prog_get+0x20/0x20 [ 609.657524] do_syscall_64+0x281/0x940 [ 609.661393] ? vmalloc_sync_all+0x30/0x30 [ 609.665525] ? _raw_spin_unlock_irq+0x27/0x70 [ 609.670003] ? finish_task_switch+0x1c1/0x7e0 [ 609.674484] ? syscall_return_slowpath+0x550/0x550 [ 609.679400] ? syscall_return_slowpath+0x2ac/0x550 [ 609.684313] ? prepare_exit_to_usermode+0x350/0x350 [ 609.689314] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 609.694664] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 609.699493] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 609.704663] RIP: 0033:0x4552d9 [ 609.707837] RSP: 002b:00007fe5787a7c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 609.715526] RAX: ffffffffffffffda RBX: 00007fe5787a86d4 RCX: 00000000004552d9 [ 609.722776] RDX: 000000000000002c RSI: 0000000020000100 RDI: 0000000000000000 [ 609.730030] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 609.737280] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014 [ 609.744530] R13: 000000000000003c R14: 00000000006f3640 R15: 0000000000000002 [ 609.751796] CPU: 0 PID: 15329 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 609.759148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 609.768496] Call Trace: [ 609.771080] dump_stack+0x194/0x24d [ 609.774707] ? arch_local_irq_restore+0x53/0x53 [ 609.779367] ? __save_stack_trace+0x7e/0xd0 [ 609.783687] should_fail+0x8c0/0xa40 [ 609.787396] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 19:28:06 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x1, 0x0) r1 = socket$inet(0x10, 0x3, 0x0) sendmsg(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000004000)=[{&(0x7f000000f000)="240000001a00030207fffd946fa283bc04eee6d87986c49727008568b51ba3a2d188737e", 0x24}], 0x1}, 0x0) ioctl$sock_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000540)) recvmsg(r1, &(0x7f0000000000)={0x0, 0xa9, &(0x7f0000000540), 0x0, &(0x7f0000000200)=""/128, 0x80}, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000740)={'ip6gre0\x00', 0x8000}) unshare(0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x8}, 0x10) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000100)={r3, 0x50, &(0x7f0000000180)}, 0x10) r4 = socket(0xa, 0x800, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f00000020c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="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"], &(0x7f0000000840)=0x2) setsockopt$inet_sctp6_SCTP_RTOINFO(r4, 0x84, 0x0, &(0x7f0000000880)={r5, 0x1, 0x0, 0xc60}, 0x10) getsockopt$IP6T_SO_GET_INFO(r2, 0x29, 0x40, &(0x7f0000000080)={'security\x00'}, &(0x7f0000000140)=0x54) r6 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$l2tp_PPPOL2TP_SO_RECVSEQ(r6, 0x111, 0x2, 0x0, 0x4) pipe(&(0x7f0000001800)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$alg(r7, &(0x7f0000002080)=[{0x0, 0x0, &(0x7f0000001ac0)=[{&(0x7f0000001840)="7c3c2c17750f939e9017490e1bb658b202cd765305d5", 0x16}], 0x1, &(0x7f0000001b40)=ANY=[], 0x0, 0x4000}], 0x1, 0x4) recvmsg(r1, &(0x7f0000000440)={&(0x7f0000000180)=@can, 0x80, &(0x7f0000000580), 0x0, &(0x7f0000000600)=""/77, 0x4d}, 0x0) getsockopt$inet_opts(r8, 0x0, 0x0, &(0x7f0000000580)=""/31, &(0x7f00000005c0)=0x1f) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000002c0)={r7, 0x28, &(0x7f0000000280)={0x0, 0x0}}, 0x10) ioctl$sock_SIOCBRADDBR(r1, 0x89a0, &(0x7f00000008c0)='ifb0\x00') r10 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000080)={r9, 0xffffffffffffffff, 0x10}, 0xc) getsockopt$bt_BT_DEFER_SETUP(r2, 0x112, 0x7, &(0x7f0000000780)=0x4000000000000000, &(0x7f00000007c0)=0x4) bpf$OBJ_PIN_MAP(0x6, &(0x7f00000000c0)={&(0x7f0000000040)='./file0\x00', r10}, 0x10) setsockopt$inet_mreqsrc(r1, 0x0, 0x27, &(0x7f0000000140)={@dev={0xac, 0x14, 0x14, 0x19}, @multicast2=0xe0000002}, 0xc) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'sit0\x00'}) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r7, 0x10e, 0x8, &(0x7f0000000800)=0xfff, 0x4) recvmsg(r7, &(0x7f0000000500)={&(0x7f0000000680)=@l2, 0x80, &(0x7f0000000480)=[{&(0x7f0000000700)=""/46, 0x2e}, {&(0x7f0000000300)=""/195, 0xffffffffffffffe5}, {&(0x7f0000000400)=""/26, 0x1a}], 0x3, &(0x7f00000004c0)=""/22, 0x16, 0x240000000}, 0x100) 2018/04/03 19:28:06 executing program 4: socketpair(0x15, 0xa, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f00000000c0)={0x8, 0x0, 0x0, 0xfffffffffffffff8}) ioctl$DRM_IOCTL_AGP_UNBIND(r0, 0x40106437, &(0x7f0000000100)={r1}) r2 = socket$kcm(0x29, 0x0, 0x0) ioctl$sock_inet_SIOCDELRT(r2, 0x890c, &(0x7f0000000140)={0x7, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e20, @multicast1=0xe0000001}, {0x2, 0x4e24, @multicast1=0xe0000001}, 0x1, 0x3d99, 0x5, 0x0, 0xffffffff, 0x0, 0x9, 0x7, 0x6275}) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e24, @broadcast=0xffffffff}}}, &(0x7f00000002c0)=0x84) setsockopt$inet_sctp6_SCTP_MAXSEG(r3, 0x84, 0xd, &(0x7f0000000300)=@assoc_id=r4, 0x4) accept$inet(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, @loopback}, &(0x7f0000000040)=0x10) [ 609.792501] ? kasan_kmalloc+0xad/0xe0 [ 609.796382] ? kmem_cache_alloc_trace+0x136/0x740 [ 609.801222] ? __memcg_init_list_lru_node+0x169/0x270 [ 609.806414] ? __list_lru_init+0x544/0x750 [ 609.810650] ? sget_userns+0x691/0xe40 [ 609.814621] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 609.819370] ? kern_mount_data+0x50/0xb0 [ 609.823423] ? mq_init_ns+0x167/0x220 [ 609.827218] ? copy_ipcs+0x3a4/0x520 [ 609.830923] ? create_new_namespaces+0x278/0x880 [ 609.835673] ? unshare_nsproxy_namespaces+0xae/0x1e0 2018/04/03 19:28:06 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000000)={0x0, 0x100000001}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={r1, @in={{0x2, 0x4e22, @multicast2=0xe0000002}}, 0x4, 0x8001, 0x5, 0x6, 0x8}, &(0x7f0000000080)=0x98) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f00000001c0)=@assoc_value, &(0x7f0000000200)=0x8) r3 = socket(0x1d, 0x2, 0x8) setsockopt$llc_int(r3, 0x10c, 0x7, &(0x7f00000000c0)=0x9, 0x4) [ 609.840783] ? SyS_unshare+0x653/0xfa0 [ 609.844668] ? find_held_lock+0x35/0x1d0 [ 609.848724] ? __lock_is_held+0xb6/0x140 [ 609.852786] ? check_same_owner+0x320/0x320 [ 609.857101] ? rcu_note_context_switch+0x710/0x710 [ 609.862028] should_failslab+0xec/0x120 [ 609.865998] kmem_cache_alloc_trace+0x4b/0x740 [ 609.870576] ? __kmalloc_node+0x33/0x70 [ 609.874545] ? __kmalloc_node+0x33/0x70 [ 609.878511] ? rcu_read_lock_sched_held+0x108/0x120 [ 609.883520] __memcg_init_list_lru_node+0x169/0x270 [ 609.888530] ? list_lru_add+0x7c0/0x7c0 2018/04/03 19:28:06 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$kcm(0x29, 0x3, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r3, 0x10e, 0x8, &(0x7f0000000040)=0x3, 0x4) socket$alg(0x26, 0x5, 0x0) [ 609.892499] ? __kmalloc_node+0x47/0x70 [ 609.896553] __list_lru_init+0x544/0x750 [ 609.900603] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 609.906488] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 609.911583] ? __lockdep_init_map+0xe4/0x650 [ 609.915983] ? lockdep_init_map+0x9/0x10 [ 609.920060] sget_userns+0x691/0xe40 [ 609.923766] ? set_anon_super+0x20/0x20 [ 609.927727] ? put_filp+0x90/0x90 [ 609.931343] ? destroy_unused_super.part.6+0xd0/0xd0 [ 609.936438] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 609.941453] ? debug_object_fixup+0x30/0x30 [ 609.945771] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 609.950788] ? __lockdep_init_map+0xe4/0x650 [ 609.955184] ? get_random_u32+0x188/0x350 [ 609.959308] ? __raw_spin_lock_init+0x2d/0x100 [ 609.963874] ? mqueue_mount+0xe0/0xe0 [ 609.967658] mount_ns+0x6d/0x190 [ 609.971012] mqueue_mount+0xbe/0xe0 [ 609.974625] mount_fs+0x66/0x2d0 [ 609.977979] vfs_kern_mount.part.26+0xc6/0x4a0 [ 609.982540] ? may_umount+0xa0/0xa0 [ 609.986148] ? compat_SyS_msgrcv+0x50/0x50 [ 609.990377] ? ida_remove+0x3f0/0x3f0 [ 609.994165] ? kmem_cache_alloc_trace+0x459/0x740 [ 609.998998] kern_mount_data+0x50/0xb0 [ 610.002870] mq_init_ns+0x167/0x220 [ 610.006469] copy_ipcs+0x3a4/0x520 [ 610.009983] ? ipcns_get+0xf0/0xf0 [ 610.013507] ? do_mount+0x2bb0/0x2bb0 [ 610.017304] create_new_namespaces+0x278/0x880 [ 610.021881] ? sys_ni_syscall+0x20/0x20 [ 610.025843] ? ns_capable_common+0xcf/0x160 [ 610.030159] unshare_nsproxy_namespaces+0xae/0x1e0 [ 610.035076] SyS_unshare+0x653/0xfa0 [ 610.038771] ? vfs_write+0x374/0x510 [ 610.042469] ? walk_process_tree+0x400/0x400 [ 610.046854] ? __lock_is_held+0xb6/0x140 [ 610.050895] ? __sb_end_write+0xa0/0xd0 [ 610.054852] ? fput+0xd2/0x140 [ 610.058031] ? SyS_write+0x184/0x220 [ 610.061729] ? SyS_read+0x220/0x220 [ 610.065342] ? do_syscall_64+0xb7/0x940 [ 610.069302] ? walk_process_tree+0x400/0x400 [ 610.073684] do_syscall_64+0x281/0x940 [ 610.077554] ? vmalloc_sync_all+0x30/0x30 [ 610.081686] ? _raw_spin_unlock_irq+0x27/0x70 [ 610.086177] ? finish_task_switch+0x1c1/0x7e0 [ 610.090663] ? syscall_return_slowpath+0x550/0x550 [ 610.095576] ? syscall_return_slowpath+0x2ac/0x550 [ 610.100492] ? prepare_exit_to_usermode+0x350/0x350 [ 610.105513] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 610.110870] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 610.115699] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 610.120873] RIP: 0033:0x4552d9 [ 610.124041] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 610.131737] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 2018/04/03 19:28:06 executing program 2: unshare(0x8000400) r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f0000000000)={'bpq0\x00', 0x9}) [ 610.138994] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 610.146251] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 610.153505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 610.160754] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000016 2018/04/03 19:28:06 executing program 5 (fault-call:2 fault-nth:3): getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:06 executing program 4: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000080), &(0x7f00000000c0)=0x8) r1 = socket$kcm(0x29, 0x0, 0x0) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000000)=""/13, &(0x7f0000000040)=0xd) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000480)={r1}) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000500)='IPVS\x00') sendmsg$IPVS_CMD_GET_INFO(r2, &(0x7f0000000680)={&(0x7f00000004c0)={0x10}, 0xc, &(0x7f0000000640)={&(0x7f0000000540)={0xd8, r3, 0x0, 0x70bd2b, 0x25dfdbfb, {0xf}, [@IPVS_CMD_ATTR_SERVICE={0x14, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}]}, @IPVS_CMD_ATTR_SERVICE={0x18, 0x1, [@IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@remote={0xfe, 0x80, [], 0xbb}}]}, @IPVS_CMD_ATTR_DEST={0x38, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x4}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x2}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x1}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@ipv4={[], [0xff, 0xff]}}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x50b0}]}, @IPVS_CMD_ATTR_SERVICE={0x30, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x5}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1ff}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x87}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@loopback=0x7f000001}]}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x8}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0xd3f7}]}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x9}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x1000}]}]}, 0xd8}, 0x1, 0x0, 0x0, 0x40}, 0x40000) 2018/04/03 19:28:06 executing program 3 (fault-call:0 fault-nth:23): unshare(0x8000400) 2018/04/03 19:28:06 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100), 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:06 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket(0xa, 0x2, 0x0) setsockopt$inet_int(r1, 0x0, 0x1f, &(0x7f0000000000)=0x1, 0x495) sendto$inet(r1, &(0x7f00004e9000), 0x0, 0x0, &(0x7f0000821ff0)={0x2, 0x4e20}, 0x10) recvfrom$inet(r1, &(0x7f0000201000)=""/186, 0xba, 0x40002021, &(0x7f00002f3ff0)={0x2}, 0x10) ioctl$sock_bt(r1, 0x8907, &(0x7f0000000140)) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:06 executing program 2: unshare(0x8000400) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f00000004c0)={0x67, {{0x2, 0x4e24, @rand_addr=0x57a2}}}, 0x88) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_MAP_BUFS(r1, 0xc0186419, &(0x7f0000000380)={0x3, &(0x7f0000000040)=""/196, &(0x7f0000000300)=[{0x147, 0x10, 0x0, &(0x7f0000000140)=""/16}, {0x8, 0xe5, 0x81, &(0x7f0000000180)=""/229}, {0x214e5fa4, 0x5e, 0x3ff, &(0x7f0000000280)=""/94}]}) 2018/04/03 19:28:06 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:06 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) pwrite64(r0, &(0x7f0000000000)="57c696f0e028e18f158f8ee301b1cb025a0a2568d25e9b782acca1704f79655de99b7516d0e9ae8f0e", 0x29, 0x0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername(r1, &(0x7f0000000180)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, &(0x7f0000000200)=0x80) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f0000000240)={0x0, 0xffffffff}, &(0x7f0000000280)=0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f00000002c0)={r4, 0x8000}, &(0x7f0000000300)=0x8) recvfrom$inet(r1, &(0x7f0000000080)=""/186, 0xba, 0x40000102, &(0x7f0000000140)={0x2, 0x4e24, @loopback=0x7f000001}, 0x10) setsockopt$IP_VS_SO_SET_DELDEST(r3, 0x0, 0x488, &(0x7f0000000340)={{0x3f, @rand_addr, 0x4e21, 0x4, 'lblc\x00', 0x8, 0x6, 0x1a}, {@multicast1=0xe0000001, 0x4e21, 0x0, 0x5, 0x1400, 0x61f}}, 0x44) 2018/04/03 19:28:06 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) r1 = accept4$netrom(0xffffffffffffffff, 0x0, &(0x7f0000000380), 0x80800) getsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f00000003c0)=0x5, &(0x7f0000000400)=0x4) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$sock_int(r0, 0x1, 0x2f, &(0x7f0000000000), &(0x7f0000000040)=0x4) 2018/04/03 19:28:06 executing program 7: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(0xffffffffffffffff, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:07 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000), 0x100000023}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)={0x0, 0xb3, "f24246e15c98b310d1775d6ef3fc0d15aecc67013e830cf5fb2309cbb62ef9a3a58908804e2d92117f767fdb0511e77320ae296620781a52ca54a3251f7901ae3b9e4ee3cc357ef7f1dc7f3467354870457d8cd8bad4633b35989f6a3a464fa90f7404db1f60caf3044b65242955020dbc814f31102b4cd8ee5aa3f4028ee7fd460eb13ae32cd86c19e252970d77d6e8fd75391c6c3318e80e755c285a2a872a32652101b826e7612f13939405dbbb837f9303"}, &(0x7f00000000c0)=0xbb) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000100)={r1}, 0x8) r2 = accept$inet(0xffffffffffffff9c, &(0x7f0000000140)={0x0, 0x0, @remote}, &(0x7f0000000180)=0x10) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, &(0x7f0000000200)={0x7, {0x2, 0x4e20, @loopback=0x7f000001}, {0x2, 0x4e23, @multicast2=0xe0000002}, {0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10, 0x5, 0x2, 0x5, 0x2, &(0x7f00000001c0)='irlan0\x00', 0x7, 0x5, 0x18}) [ 610.723777] FAULT_INJECTION: forcing a failure. [ 610.723777] name failslab, interval 1, probability 0, space 0, times 0 [ 610.735061] CPU: 0 PID: 15387 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 610.742422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 610.751859] Call Trace: [ 610.754447] dump_stack+0x194/0x24d [ 610.758073] ? arch_local_irq_restore+0x53/0x53 [ 610.762734] ? __save_stack_trace+0x7e/0xd0 [ 610.767059] should_fail+0x8c0/0xa40 2018/04/03 19:28:07 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) r1 = socket$inet(0x2, 0x8000b, 0xb6f) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f00000001c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="830000004e889dfb1ac8ed3d3334af920ed767219a80643f56dc1a4f222d70fd084980f292cbc8aa0a04a99c2a200ba2061a50956725adc1b67822069672e14007f8b4e86f44123a6cb7a62962d850527f6e146a8e200648d131e708c9d231054f11a1e55962a5ca8a42fca71d9026923f091c7063b60512a11dd113828184dd47bb4d0dbef8f83c475c4a47a7c238fbc290adcce7047f21df39bb3a50735b8f3e9472ce8b0b"], &(0x7f00000000c0)=0x8b) setsockopt$inet_sctp_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000180)=@assoc_id=r2, 0x4) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000100)={r2, 0x593d}, &(0x7f0000000140)=0x8) [ 610.770768] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 610.775871] ? kasan_kmalloc+0xad/0xe0 [ 610.779755] ? kmem_cache_alloc_trace+0x136/0x740 [ 610.784594] ? __memcg_init_list_lru_node+0x169/0x270 [ 610.789779] ? __list_lru_init+0x544/0x750 [ 610.794010] ? sget_userns+0x691/0xe40 [ 610.797892] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 610.802641] ? kern_mount_data+0x50/0xb0 [ 610.806693] ? mq_init_ns+0x167/0x220 [ 610.810488] ? copy_ipcs+0x3a4/0x520 [ 610.814197] ? create_new_namespaces+0x278/0x880 [ 610.818955] ? unshare_nsproxy_namespaces+0xae/0x1e0 2018/04/03 19:28:07 executing program 4: accept(0xffffffffffffffff, &(0x7f0000000180)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, &(0x7f0000000200)=0x80) r0 = socket(0x5, 0x804, 0x0) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000000)={0x1, 0x3}, 0x8) socket$kcm(0x29, 0x2, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0x7, &(0x7f0000000240)={0x2, 0x5, 0x7ff, 0x9}, 0x10) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000000040)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000100)={0x9, &(0x7f0000000080)=[{}, {}, {}, {}, {0x0}, {}, {}, {}, {}]}) ioctl$DRM_IOCTL_LOCK(r2, 0x4008642a, &(0x7f0000000140)={r3, 0x9}) 2018/04/03 19:28:07 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1000000005, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000000100)=@in6={0xa, 0x4e20, 0x10000, @local={0xfe, 0x80, [], 0xaa}}, 0x1c, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) setsockopt$sock_void(r0, 0x1, 0x0, 0x0, 0x0) r1 = accept4$inet(0xffffffffffffff9c, &(0x7f0000000240), &(0x7f0000000040)=0x10, 0x80000) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f00000000c0)=0x9, 0x4) getsockopt$EBT_SO_GET_ENTRIES(r1, 0x0, 0x81, &(0x7f0000000180)={'filter\x00', 0x0, 0x4, 0xf, [], 0x1, &(0x7f0000000000)=[{}], &(0x7f0000000140)=""/15}, &(0x7f0000000200)=0x78) ioctl$sock_inet_udp_SIOCINQ(r1, 0x541b, &(0x7f0000000080)) [ 610.824057] ? SyS_unshare+0x653/0xfa0 [ 610.827951] ? find_held_lock+0x35/0x1d0 [ 610.832011] ? __lock_is_held+0xb6/0x140 [ 610.836074] ? check_same_owner+0x320/0x320 [ 610.840400] ? rcu_note_context_switch+0x710/0x710 [ 610.845331] should_failslab+0xec/0x120 [ 610.849303] kmem_cache_alloc_trace+0x4b/0x740 [ 610.853896] ? __kmalloc_node+0x33/0x70 [ 610.857869] ? __kmalloc_node+0x33/0x70 [ 610.861839] ? rcu_read_lock_sched_held+0x108/0x120 [ 610.866857] __memcg_init_list_lru_node+0x169/0x270 2018/04/03 19:28:07 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f00000000c0)=""/34, &(0x7f0000000100)=0x22) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000000)={0x0, 0x4, 0x30, 0xeb, 0x4}, &(0x7f0000000040)=0x18) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x6, 0x2}, 0xc) r2 = accept$inet(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, @multicast1}, &(0x7f00000002c0)=0x10) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000000300)={r1, 0x2b, 0x200}, 0x8) r3 = accept(r0, &(0x7f0000000140)=@l2, &(0x7f00000001c0)=0x80) getsockopt$bt_l2cap_L2CAP_OPTIONS(r3, 0x6, 0x1, &(0x7f0000000200), &(0x7f0000000240)=0xc) [ 610.871872] ? list_lru_add+0x7c0/0x7c0 [ 610.875847] ? __kmalloc_node+0x47/0x70 [ 610.879827] __list_lru_init+0x544/0x750 [ 610.883894] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 610.889776] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 610.894797] ? __lockdep_init_map+0xe4/0x650 [ 610.899204] ? lockdep_init_map+0x9/0x10 [ 610.903262] sget_userns+0x691/0xe40 [ 610.906968] ? set_anon_super+0x20/0x20 [ 610.910939] ? put_filp+0x90/0x90 [ 610.914389] ? destroy_unused_super.part.6+0xd0/0xd0 [ 610.919490] ? __alloc_pages_slowpath+0x2d10/0x2d10 2018/04/03 19:28:07 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f00000000c0)={r0, r1}) 2018/04/03 19:28:07 executing program 4: socket$kcm(0x29, 0x5, 0x0) socketpair(0x2000000000, 0xa, 0xffffffffffffffff, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) bind$pptp(r1, &(0x7f0000000040)={0x18, 0x2, {0x0, @loopback=0x7f000001}}, 0x1e) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r1, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x7c, r2, 0x607, 0x70bd26, 0x25dfdbfc, {0xd}, [@IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x2}]}, @IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2, 0x1}}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x16, 0x9}}]}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x14d}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e20}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x800}, 0x800) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000200)={0x0, 0x401}, &(0x7f0000000240)=0xc) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000280)={r3, 0x35, "de4c7f97724c436eba19d2f1667ee0675f4378d79083648520c26b0f8081416e7f5ade120625ea69d21f1fcded3ba189451eb63ec7"}, &(0x7f00000002c0)=0x3d) sendmsg$IPVS_CMD_DEL_SERVICE(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100050}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x7c, r2, 0x400, 0x70bd2c, 0x25dfdbfb, {0x3}, [@IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x2}, @IPVS_CMD_ATTR_SERVICE={0x44, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x58}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sh\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x3}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0xff}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x4a}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4}]}, 0x7c}, 0x1, 0x0, 0x0, 0xb1d3de464c31c9d3}, 0x4000000) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000)=0x8, 0x4) [ 610.924499] ? debug_object_fixup+0x30/0x30 [ 610.928816] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 610.933827] ? __lockdep_init_map+0xe4/0x650 [ 610.938234] ? get_random_u32+0x188/0x350 [ 610.942379] ? __raw_spin_lock_init+0x2d/0x100 [ 610.946970] ? mqueue_mount+0xe0/0xe0 [ 610.950764] mount_ns+0x6d/0x190 [ 610.954135] mqueue_mount+0xbe/0xe0 [ 610.957766] mount_fs+0x66/0x2d0 [ 610.961129] vfs_kern_mount.part.26+0xc6/0x4a0 [ 610.965704] ? may_umount+0xa0/0xa0 [ 610.969322] ? compat_SyS_msgrcv+0x50/0x50 2018/04/03 19:28:07 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000), &(0x7f0000000040)=0x4) r1 = accept(r0, 0x0, &(0x7f0000000080)) ioctl$sock_inet6_tcp_SIOCATMARK(r1, 0x8905, &(0x7f00000000c0)) [ 610.973549] ? ida_remove+0x3f0/0x3f0 [ 610.977346] ? kmem_cache_alloc_trace+0x459/0x740 [ 610.982189] kern_mount_data+0x50/0xb0 [ 610.986069] mq_init_ns+0x167/0x220 [ 610.989683] copy_ipcs+0x3a4/0x520 [ 610.993213] ? ipcns_get+0xf0/0xf0 [ 610.996749] ? do_mount+0x2bb0/0x2bb0 [ 611.000548] create_new_namespaces+0x278/0x880 [ 611.005130] ? sys_ni_syscall+0x20/0x20 [ 611.009109] ? ns_capable_common+0xcf/0x160 [ 611.009775] sctp: [Deprecated]: syz-executor0 (pid 15431) Use of int in max_burst socket option. [ 611.009775] Use struct sctp_assoc_value instead [ 611.013429] unshare_nsproxy_namespaces+0xae/0x1e0 [ 611.013444] SyS_unshare+0x653/0xfa0 [ 611.013453] ? vfs_write+0x374/0x510 [ 611.013465] ? walk_process_tree+0x400/0x400 [ 611.013477] ? __lock_is_held+0xb6/0x140 [ 611.013497] ? __sb_end_write+0xa0/0xd0 [ 611.013508] ? fput+0xd2/0x140 [ 611.013517] ? SyS_write+0x184/0x220 [ 611.013527] ? SyS_read+0x220/0x220 [ 611.013544] ? do_syscall_64+0xb7/0x940 [ 611.031516] sctp: [Deprecated]: syz-executor0 (pid 15432) Use of int in max_burst socket option. [ 611.031516] Use struct sctp_assoc_value instead [ 611.031875] ? walk_process_tree+0x400/0x400 [ 611.083888] do_syscall_64+0x281/0x940 [ 611.087753] ? vmalloc_sync_all+0x30/0x30 [ 611.091877] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 611.097392] ? syscall_return_slowpath+0x550/0x550 [ 611.102304] ? syscall_return_slowpath+0x2ac/0x550 [ 611.107223] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 611.112577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 611.117415] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 611.122587] RIP: 0033:0x4552d9 [ 611.125760] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 611.133441] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 611.140687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 611.147939] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 611.155192] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 611.162436] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000017 2018/04/03 19:28:07 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="17a0570035d58d30f9a0662940ac8946348064"], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:07 executing program 2: unshare(0x8000400) r0 = accept(0xffffffffffffff9c, &(0x7f0000000000)=@in6={0x0, 0x0, 0x0, @remote}, &(0x7f0000000080)=0x80) getsockopt$packet_int(r0, 0x107, 0x11, &(0x7f0000000140), &(0x7f0000000180)=0x4) socket$vsock_dgram(0x28, 0x2, 0x0) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f00000000c0), &(0x7f0000000100)=0x14) 2018/04/03 19:28:07 executing program 3 (fault-call:0 fault-nth:24): unshare(0x8000400) 2018/04/03 19:28:07 executing program 4: socket$kcm(0x29, 0x1000000000000, 0x0) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000180)={0x8, &(0x7f0000000140)=[{0x200, 0x9, 0x6af4}, {0x0, 0x2a6b, 0x4, 0x3}, {0x53d, 0x2, 0x1, 0x33}, {0x9, 0x1, 0xc6f, 0x7fffffff}, {0x6, 0x1, 0x1, 0x101}, {0xdd, 0x0, 0xc4, 0x1}, {0x9, 0x6, 0x6, 0x3}, {0x2, 0x401, 0x0, 0xfffffffffffffff7}]}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000040)=[{0x3, 0x3ff}, {0xe, 0x1f}, {0x3, 0x8000}, {0xc, 0x1}, {0x6, 0x28000000}, {0xf, 0x4}, {0x3, 0x8dd}, {0x4, 0xc6e}, {0x0, 0x4}, {0x3, 0x7a21}], 0xa) getsockopt$IP_VS_SO_GET_VERSION(r1, 0x0, 0x480, &(0x7f00000000c0), &(0x7f0000000100)=0x40) 2018/04/03 19:28:07 executing program 7: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$kcm(0x29, 0x3, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r3, 0x10e, 0x8, &(0x7f0000000040)=0x3, 0x4) socket$alg(0x26, 0x5, 0x0) 2018/04/03 19:28:07 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x11, 0x7, 0x200, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r1, 0x84, 0x74, &(0x7f0000000040)=""/238, &(0x7f0000000140)=0xee) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(r1, 0x400443c9, &(0x7f0000565000)={{0x3, 0x100000, 0x40, 0x0, 0x0, 0x8001}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:07 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:07 executing program 0: r0 = socket$inet6_sctp(0xa, 0xe, 0x84) r1 = accept(r0, 0x0, &(0x7f0000000200)) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000000100)={0x0, 0xdc, "1d0a0000713d000042e4ad9e0eaa85e787dbc78be7b80526eb51ba29c36fa9d3238a2482f957e403477bf6a896b0cdf4cf8aea4718c72ed61f893a07e1135dd2a70902dd39c1124758be7a02c60576acc2d6058b0009ae8e3c1cdf5c873face98c0eee9b78edd44a64a1bec31dfb5822e0bad0ea5b9c451d51a0b6b583609d066d13ec395da63d246db43bbcf57187a28a3c947ac5df37078897b1b3742cfeeb1551ae161244260df6b2ecd9a9a3d24b68644acf036908824e25c0675b5b2220b98cb17416ecc87c4c5bdcf3bf5de04ea5f48920e0ae87f8f8b94b20"}, &(0x7f0000000000)=0xe4) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f0000002580)={0x0, 0x401, 0x30, 0x4}, &(0x7f00000025c0)=0x18) sendmmsg$inet_sctp(r1, &(0x7f00000039c0)=[{&(0x7f0000000280)=@in6={0xa, 0x4e24, 0x5, @loopback={0x0, 0x1}, 0x5}, 0x1c, &(0x7f0000002400)=[{&(0x7f00000002c0)="1c9899462f8d72fb617835fca7da71d38450", 0x12}, {&(0x7f0000000300)="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", 0x1000}, 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&(0x7f0000002a00)=[{&(0x7f0000002700)="e841d20c1c03a7a7b1ea169699c4cea7baaf8039351ef28ce1657baa3ae84d7971dc9d0a6e66c736eaef9d2dde809bf3ddc30cd5957de9055e4ebd1cbc049c66139019aab6552138ba0642ff816527f0065986b308d3e021c026d73f935bc73a4ac25c7602299785ba3fbf8ca80540fe3ef0ee13c426bf5fcdc57d6bcf00f1dc86b46c6ad67fe8fc06f9cb32f955869bd60a7b60263bf87ec35a86a0e0546bd3d1fc9616f0116cfd7c3f93720bb9aaaafcd546934f60d6f55be11277bdbc34560047b5d71e253741ecbf7e54dcb86a6f344fe31bd801c26f2dbc3444ed96d8b1379b4fafbb91981dd8261106c9ee1ef3894718a649f4", 0xf6}, {&(0x7f0000002800)="288fbd69464a1ac9b0f60adbd430da50c6b4664da54061f8c93b2f29e0df6ca15eabcd7be9b5d05e5050fe70a12cde70a29b728a0851ff6d86ebbaa39ae69e06c418a8ab775db1ce98d7f1de7bab0c993e095438aaf5f86a67b88c4f8887163b3703d1a04d3813f222364a43409dd5fbb4aa02a8df85b27e64ef00f9e7fdc20c6d20a9fa43bc7cef98e9e268ae6042fe28b45094adb4ae90ea303a53f1b14671e3befff21d4b10b05f46b34f83b1607a781b3f89e85c4a136a82c98be57afcb315", 0xc1}, {&(0x7f0000002900)="6a9295f3b18b0f32193a5862b32e1cf45ad07c36361c05bd629af42bc2fa026d0d91f998c6f673fccda7e7f05de81b917ea88e559cce33f4728f76618378746c2f5869aaf1d91c3e293ec278474b0abc50beebc2fe222f1098ccd4fa9b5996c023450495365d03e6988265edef", 0x6d}, {&(0x7f0000002980)="0383279b8d5890d3e29524ae4dbf54c17bde747792fdfe0fc7809ed16baf79ba044b5d223b21db2fc3a82b580bbee43bab83f1adebe1ac39c5a953302ec7264d9a6b641be0cea1a26f80613229b6602f543d902cfe245a01fa6f60af34acfb0b4d877bdeaf59b2a5bf77e69765a14de6d00c99491bc120", 0x77}], 0x4, &(0x7f0000002a40), 0x0, 0x40}, {&(0x7f0000002a80)=@in={0x2, 0x4e22}, 0x10, &(0x7f0000002b80)=[{&(0x7f0000002ac0)="2263d220a0505ad2e4b09695d5c7f9cbb47cffb7f3d5d01670d29332a27922f740fab73079ab87c45ac158bceb887093e183f131bcc634676218946ed171d322099f65b4b86ebc71d3136227986549e484fc74dec20ce778e80313a7c720af8d8a14b8d3295e81790cf241c345d7072ebe0315e65bd8eb9cdbaf74c986401ebf9a45d41bab9cbbf01aff4cc5f4df839e27bdcb25e665c844cc926a1b4517b511752b93943f37244a9677ebeb18e50a97d905a9d1724b8850c453a5", 0xbb}], 0x1, &(0x7f0000002bc0)=[@sndinfo={0x20, 0x84, 0x2, {0x9, 0x2, 0x1, 0x9, r2}}], 0x30, 0x20000001}, {&(0x7f0000002c00)=@in={0x2, 0x4e24, @rand_addr=0x9f}, 0x10, &(0x7f0000002c80)=[{&(0x7f0000002c40)="a3833a23f331a4aba21e7b0191b4827aac536478bf4f210549c60bb96b375e4d54293a59f85f87caa3f83957972efb85", 0x30}], 0x1, &(0x7f0000002cc0)=[@init={0x18, 0x84, 0x0, {0x81, 0x8, 0x7, 0x4}}, @sndrcv={0x30, 0x84, 0x1, {0x2, 0xffffffffffff8000, 0x8, 0x100000000, 0x3, 0x2, 0x10000, 0xb741, r3}}, @sndrcv={0x30, 0x84, 0x1, {0x400, 0x7ff, 0x2, 0x100000000, 0x3, 0x3ff, 0x6, 0xe24, r2}}, @init={0x18, 0x84, 0x0, {0x80000001, 0x8, 0x5, 0x4}}, @init={0x18, 0x84, 0x0, {0x44d2, 0x8, 0x8001}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x2, 0x7, 0x1ff, r2}}, @sndinfo={0x20, 0x84, 0x2, {0x8, 0x8000, 0x1, 0x2, r3}}], 0x150, 0xc004}, {&(0x7f0000002e40)=@in6={0xa, 0x4e23, 0x3, @empty, 0x8001}, 0x1c, &(0x7f0000002ec0)=[{&(0x7f0000002e80)="1029ed7361bc3f55a795a787756f9fb42b279939d801bdd48a6c83afbfb61fe0896656bc89", 0x25}], 0x1, &(0x7f0000002f00)=[@sndinfo={0x20, 0x84, 0x2, {0x401, 0x0, 0x3, 0xff, r2}}], 0x30, 0x48080}, {&(0x7f0000002f40)=@in6={0xa, 0x4e21, 0x1, @local={0xfe, 0x80, [], 0xaa}, 0x5}, 0x1c, &(0x7f0000003240)=[{&(0x7f0000002f80)="baa689b92e2acadc5564b3fd94a32da5ab5f38a35ff246e74ca00f5718daf17ae59d1c419277e212134eff14e739961c24141b82d71d3048952be247dc11a517660c3f5b2bf2aeee78e097338041ccd60f8967034f82cb7d24c11f4c64e711cb078cc19c3c207594d4781cbce522573cda81bafcda53cf497dc9241044d7c30f2be0915ad7c16691f06c7382ea879f5cf58b1fe65d56117ec13f3dd3af49e90a6ff955ee66d713858bd20b666e828a26b43b00246168a7e964cea38f3c1fe5de666734fa693823d560a1ca587814ce80cb104f0193717c701900dbcc9da2149b2145f6", 0xe3}, {&(0x7f0000003080)="30e908789fca771854161fbc9b61cfe8e430d76b3316441f9b2c8e44c4502eb4c2b8f67ccf4dd8", 0x27}, {&(0x7f00000030c0)="e89adb", 0x3}, {&(0x7f0000003100)="545c27642273835f38d35583f71c34cc0f3f300518d40ecc2bdcfbac48fdde7d000ad3ad5a1a6591ec39c39bda44", 0x2e}, {&(0x7f0000003140)="0b3f9070e3bb5f1f97cc9d68798080ea0f5323977c0d9fad419571702c56bf138933c6fcd959d960d6469ed2f7b7cf73b1baf5726bd8fdd6e6be20c37a25a091a3c6c0d165bdf3346193529d699ace9dc797f225e4018b876b6a3c9ab4e636cfba39f277bff646837556f13cbdf7e2d7f3eaeeb94adf02df268fec59f6fa553e6957cf36fc43eed25b93b105f05415a23a70e0294283efacce5aae4c8d7aca07ddce459f5091a7996fa433e67a5dcf75a9b01745d028c728436b6502a94e6eb240260ef559c5de94d2837542c136cb39c0ce69eddf8fb6a84e95fc8e551d8bd9e5733db1ca79300d5c", 0xe9}], 0x5, &(0x7f00000032c0)=[@sndinfo={0x20, 0x84, 0x2, {0x100000001, 0x2, 0xff, 0x6f, r3}}, @init={0x18, 0x84, 0x0, {0x721, 0x89, 0x3, 0x4}}, @sndrcv={0x30, 0x84, 0x1, {0x9, 0x4, 0x1, 0x1a2046a1, 0x100, 0x61a3, 0x4, 0xfffffffffffffff8, r2}}, @init={0x18, 0x84, 0x0, {0x0, 0x0, 0x9, 0x5}}, @sndrcv={0x30, 0x84, 0x1, {0xcfa, 0xc120, 0x8003, 0xffffffffffffff1c, 0xf14, 0x20, 0x200, 0x20, r2}}, @init={0x18, 0x84, 0x0, {0x0, 0x5, 0xffff}}], 0x120}, {&(0x7f0000003b80)=@in6={0xa, 0x4e24, 0x6, @local={0xfe, 0x80, [], 0xaa}, 0xe7d}, 0x1c, &(0x7f0000003880)=[{&(0x7f0000003440)="3d5573b2bedc80c49dd1a2332d97c6f68bb7e54e9213a9cdf75928686ed1f16953a9296ac5a3f8f13e4e81590e2062637d59656c8c6d56efaecaca54fdabffcdb59959eb27df761e6bf49765939cf11ef880b166f10d28e6b818600329f874e1df8dd55a9d39a671721ed71f1e5afc2ea65d3c4f5d96409e40737040f9709867bb3450589ea1a38191835746940e", 0x8e}, {&(0x7f0000003500)="7f159612d41bd9d6f722ec4bc44c81bb2f8100784b62f932dac4c6af3707aedbb2e98361ea7deb51c2ee3e73d9557a1e63696851d76de639dec876e1ecd8862f5f7314bd6a3a0986cb5b8c98e27de50c614ed4095818d98e8cd7a8fb", 0x5c}, {&(0x7f0000003580)="68d1c05bfe6dac076c21bb73a43661dbd4f1aef178e855ea57ab9fbba71345d13af54b35374ba6a9ca390e7cd3815abd831fed850c23b8eae3e0ca3b47fac40183f75aa7becba535842234c13d2e2868cfaef0f8246d4a5ab2f640407264c3a1dee5471268ce94d7f7bcee93bbc0a8ff01f4c746ee63a7171c1e3f7df7f5d6ad6db6a315580f1a6ba2945001d4806db3578a", 0x92}, {&(0x7f0000003640)="e81634d1d4f169b9a37d9db28a107bb073089ed3041f792c9edbe49ce738728437bb568afb8703e507c424799ccacc39f0855d04de9b3bac0af8a87d1330fed3f3bd7a249beb3ea3afdbb5bd18913aeef8cbc553e794825830a85a9d0f9fe7f44725c393d7110c85339e5602d222f4f08ff7721a0fe2f51c77e30c3bcbd1d436352836674d4ec0800b643e0f12e79bec3fb30792eec7481fd13afba239f63995eeb660ba0a4dc8d0789147a3a3ac54643b5f3d7510fd9490a24611f75843282a8c2e46a0", 0xc4}, {&(0x7f0000003740)="3be3b7aec67f62daf00993d4d27e3a7657d00fedad7c301b3abbc527ab149c948d90c7e9576ef58dabad95817750e5137768e665c7c816c05fcc801eb2135de1e2d25be3a0cf17d5e4e93174838bc182bc340ea0289c7f40a9d49b9ae815f1701411913277d5badfb823eb29c97f70b49f63e930bc985b7b58a1948dbe047550ba12cc2953a5abba8d3b225154bbc3db5eaee3a94c4d25d3c58b46976d69d57917da9fc4b6cefa8fb47d061c419d6acf34f8d0f7ebd8bd02a3f568da596c4deaa6bbccaeeabb177ebb58971fa522b80f3dfef4e5b9b92d7651033e1621edcccd8fbe01bd1281d298694e5258f16a40d5a955685a0e2c", 0xf6}, {&(0x7f0000003840)="fa286e93", 0x4}], 0x6, &(0x7f0000003900)=[@init={0x18, 0x84, 0x0, {0x8, 0xff, 0x80, 0x8}}, @sndinfo={0x20, 0x84, 0x2, {0x4, 0x8, 0x4, 0xe93, r3}}, @sndinfo={0x20, 0x84, 0x2, {0x7, 0x8001, 0x6, 0x7, r2}}], 0x90, 0x4010}], 0x7, 0x0) [ 611.597380] FAULT_INJECTION: forcing a failure. [ 611.597380] name failslab, interval 1, probability 0, space 0, times 0 [ 611.608686] CPU: 0 PID: 15458 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 611.616052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 611.625401] Call Trace: [ 611.627988] dump_stack+0x194/0x24d [ 611.631618] ? arch_local_irq_restore+0x53/0x53 [ 611.636284] ? __save_stack_trace+0x7e/0xd0 [ 611.640613] should_fail+0x8c0/0xa40 [ 611.644332] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 611.649433] ? kasan_kmalloc+0xad/0xe0 [ 611.653323] ? kmem_cache_alloc_trace+0x136/0x740 [ 611.658173] ? __memcg_init_list_lru_node+0x169/0x270 [ 611.663358] ? __list_lru_init+0x544/0x750 [ 611.667586] ? sget_userns+0x691/0xe40 [ 611.671473] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 611.676229] ? kern_mount_data+0x50/0xb0 [ 611.680299] ? mq_init_ns+0x167/0x220 [ 611.684080] ? copy_ipcs+0x3a4/0x520 [ 611.687771] ? create_new_namespaces+0x278/0x880 [ 611.692513] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 611.697591] ? SyS_unshare+0x653/0xfa0 [ 611.701457] ? find_held_lock+0x35/0x1d0 [ 611.705504] ? __lock_is_held+0xb6/0x140 [ 611.709557] ? check_same_owner+0x320/0x320 [ 611.713860] ? rcu_note_context_switch+0x710/0x710 [ 611.718769] should_failslab+0xec/0x120 [ 611.722739] kmem_cache_alloc_trace+0x4b/0x740 [ 611.727311] ? __kmalloc_node+0x33/0x70 [ 611.731264] ? __kmalloc_node+0x33/0x70 [ 611.735215] ? rcu_read_lock_sched_held+0x108/0x120 [ 611.740223] __memcg_init_list_lru_node+0x169/0x270 [ 611.745230] ? list_lru_add+0x7c0/0x7c0 [ 611.749186] ? __kmalloc_node+0x47/0x70 [ 611.753146] __list_lru_init+0x544/0x750 [ 611.757206] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 611.763070] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 611.768069] ? __lockdep_init_map+0xe4/0x650 [ 611.772455] ? lockdep_init_map+0x9/0x10 [ 611.776491] sget_userns+0x691/0xe40 [ 611.780175] ? set_anon_super+0x20/0x20 [ 611.784135] ? put_filp+0x90/0x90 [ 611.787578] ? destroy_unused_super.part.6+0xd0/0xd0 [ 611.792668] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 611.797659] ? debug_object_fixup+0x30/0x30 [ 611.801956] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 611.806946] ? __lockdep_init_map+0xe4/0x650 [ 611.811330] ? get_random_u32+0x188/0x350 [ 611.815454] ? __raw_spin_lock_init+0x2d/0x100 [ 611.820029] ? mqueue_mount+0xe0/0xe0 [ 611.823813] mount_ns+0x6d/0x190 [ 611.827167] mqueue_mount+0xbe/0xe0 [ 611.830769] mount_fs+0x66/0x2d0 [ 611.834112] vfs_kern_mount.part.26+0xc6/0x4a0 [ 611.838674] ? may_umount+0xa0/0xa0 [ 611.842276] ? compat_SyS_msgrcv+0x50/0x50 [ 611.846491] ? ida_remove+0x3f0/0x3f0 [ 611.850272] ? kmem_cache_alloc_trace+0x459/0x740 [ 611.855102] kern_mount_data+0x50/0xb0 [ 611.858974] mq_init_ns+0x167/0x220 [ 611.862927] copy_ipcs+0x3a4/0x520 [ 611.866445] ? ipcns_get+0xf0/0xf0 [ 611.869979] ? do_mount+0x2bb0/0x2bb0 [ 611.873767] create_new_namespaces+0x278/0x880 [ 611.878327] ? sys_ni_syscall+0x20/0x20 [ 611.882282] ? ns_capable_common+0xcf/0x160 [ 611.886589] unshare_nsproxy_namespaces+0xae/0x1e0 [ 611.891506] SyS_unshare+0x653/0xfa0 [ 611.895195] ? vfs_write+0x374/0x510 [ 611.898887] ? walk_process_tree+0x400/0x400 [ 611.903296] ? __lock_is_held+0xb6/0x140 [ 611.907355] ? __sb_end_write+0xa0/0xd0 [ 611.911311] ? fput+0xd2/0x140 [ 611.914484] ? SyS_write+0x184/0x220 [ 611.918174] ? SyS_read+0x220/0x220 [ 611.921787] ? do_syscall_64+0xb7/0x940 [ 611.925743] ? walk_process_tree+0x400/0x400 [ 611.930135] do_syscall_64+0x281/0x940 [ 611.934009] ? vmalloc_sync_all+0x30/0x30 [ 611.938146] ? _raw_spin_unlock_irq+0x27/0x70 [ 611.942627] ? finish_task_switch+0x1c1/0x7e0 [ 611.947100] ? syscall_return_slowpath+0x550/0x550 [ 611.952004] ? syscall_return_slowpath+0x2ac/0x550 [ 611.956914] ? prepare_exit_to_usermode+0x350/0x350 [ 611.961915] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 611.967262] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 611.972087] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 611.977260] RIP: 0033:0x4552d9 [ 611.980441] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 611.988123] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 611.995368] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 612.002613] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 612.009861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 612.017117] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000018 2018/04/03 19:28:08 executing program 7: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$kcm(0x29, 0x3, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r3, 0x10e, 0x8, &(0x7f0000000040)=0x3, 0x4) socket$alg(0x26, 0x5, 0x0) 2018/04/03 19:28:08 executing program 4: r0 = socket$kcm(0x29, 0x100000002, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={r0}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000200), &(0x7f0000000240)=0x178a6b37ae9f9a84) 2018/04/03 19:28:08 executing program 0: socketpair(0x5, 0x80000, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockname$packet(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000280)=0x14) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f00000002c0)={@ipv4={[], [0xff, 0xff], @loopback=0x7f000001}, 0xc, r2}) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000040)={0x0, 0x0, 0x4}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f00000000c0)={r3, 0xec}, 0x8) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r4, &(0x7f0000000140)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000), 0x0, 0x4000000}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f0000000100), 0x0, &(0x7f000093ef10)}], 0x2, 0x0) 2018/04/03 19:28:08 executing program 3 (fault-call:0 fault-nth:25): unshare(0x8000400) 2018/04/03 19:28:08 executing program 2: unshare(0x8000400) getsockname(0xffffffffffffffff, &(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @dev}}}, &(0x7f0000000080)=0x80) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) r2 = accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, &(0x7f0000000380)=0x14) ioctl$sock_inet_SIOCDELRT(r0, 0x890c, &(0x7f0000007b00)={0x0, {0x2, 0x4e22, @multicast2=0xe0000002}, {0x2, 0x4e21, @broadcast=0xffffffff}, {0x2, 0x4e20, @multicast2=0xe0000002}, 0x100, 0x8, 0x8, 0x9, 0x6, 0x0, 0x6, 0xc, 0x47a1}) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x1, 0x4) socketpair$inet6(0xa, 0x4, 0x1, &(0x7f0000005c80)={0xffffffffffffffff}) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000005b00)={0x0, 0x0}, &(0x7f0000005b40)=0xc) setsockopt$inet6_IPV6_XFRM_POLICY(r4, 0x29, 0x23, &(0x7f0000007b80)={{{@in6=@loopback={0x0, 0x1}, @in=@rand_addr=0x80000000, 0x4e20, 0x10001, 0x4e23, 0x2, 0x0, 0x80, 0x0, 0xaf, r3, r6}, {0x4, 0x1f, 0x7, 0x401, 0x6, 0x8001, 0x9, 0xf9c1}, {0x9, 0x401, 0x3f, 0x3}, 0x1, 0x6e6bbf, 0x0, 0x1, 0x2, 0x3}, {{@in=@remote={0xac, 0x14, 0x14, 0xbb}, 0x4d6, 0x7f}, 0x2, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x3501, 0x4, 0x3, 0x3, 0xfffffffffffffffc, 0x1, 0x7}}, 0xe8) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000007a80)=r5) ioctl$sock_inet6_tcp_SIOCOUTQ(r4, 0x5411, &(0x7f0000007ac0)) sendmmsg(r0, &(0x7f0000007840)=[{{&(0x7f00000000c0)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e24}, 0x4, 0x0, 0x2, 0x4}}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000140)="ec6685bc7348f0edc4f2f8f26576bd74df405542091280c23d7274f53572a26479650d6e18fb7b1818049991e0a237fa", 0x30}, {&(0x7f0000000180)="077dde1e5aa077da38ec3561bda869f2993640940e14a3c2cb2a8ee9ae7ed4ff0abfe7134b58a53967704cf8fc59d40575f1eccaccec5928a440313d3d77a1bbd7e2ccb65ae8eac2c29cd1a5618df99a27d183a6efc39dd2491a97dc57e7b3f96cb644901264346140bc9ad4e412f370f482b76ae7acc7ab3c7de70c14eb21643e184d9501979cec336ba6307343318fde9c2f5ea301d87603c9795d099d0c6bb1240b4b155c9d94e0375b0770a3784d791ea562269aac27a1f1", 0xba}], 0x2, &(0x7f0000000280)=[{0x88, 0x0, 0x2, "b327ba006d472a773daad945b9288429f23fcd9a3da4cb92dcbf497da433ecf035aa565cfb91b75d0e1141543cba963a3e8755d956a9bdff0e22ef0d2892fe40918ab841a05f94a8444d59d33f399e9b672c5f03c2d4d173fdb2092db19e7cbe7209bbef963ad2f3eedfc36a96a1f91191f86721"}], 0x88, 0x4000}, 0x7f}, {{&(0x7f00000003c0)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x4e21, @multicast1=0xe0000001}, 0x2, 0x0, 0x3}}, 0x80, &(0x7f0000001700)=[{&(0x7f0000000440)="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", 0x1000}, {&(0x7f0000001440)="1c52f2ec37c321cac26210c0fe8804ffff3bfbc23f89c0c87b960354480f1c7b111338d86bb6c75999b0527bf520c5e0714c11fc719bde466200284fbd1669bd18121f1a22286f7d11c688139ed393098b5fdfc37695b3201efc79e11a668aeb42377ec7557aa7a1bad3d5e35d2d8f59433f8ae9b16d5994a2cb2a606a91280d84cd155f635407f32e8a5ea3d9054ef61eaee9864fab68aaa07e745c8d8e97e6a27260ec3bfbad0a411e16ad5ee9e54dc42b19acf5b1309be0383f653fb333ff17f1c476f1d505e9", 0xc8}, {&(0x7f0000001540)="826f99d6ac8f0f082daedbdba9e14bb8dc86f06a6fe2cfa675fd0cfbd121e84095d6ae95aa31", 0x26}, {&(0x7f0000001580)="2a86909e75967ea9130a4f95703ccfe04943a9fe3ff7", 0x16}, {&(0x7f00000015c0)="bcb5cdae3d87f6a6241207c0f2d5fd6ed3471925546e4b1186073aa7273d134ed4100440397eb40611b6851a02", 0x2d}, {&(0x7f0000001600)="e6208e3816aac497f381a959be5555a41ae2991a916787688d5595bd521fe25ccedad6d3cacc740836282bed32ecf21dbe8a3711ab27f9f27df0da0ff1fb72f37a8cbfc87842a316d4add5db8d115b258bd263ad931f625df284e1a8182aa88af8679e581535e95e42e6f129abbffa62835fee090d4e5a2087a935d52a0591d95fef9d62d794a53d499dc82263dba80a04f7194bdfa495bd3e106965538b30703b540142c7dc883f018e82b197d16ad9443d532193e8e03cc40d6d6086bdda31c6dfcb3ad09781aa7791f75d87346b13a8af7aae07916493a6147943207e238e5684474548f6cd6b936be7fbdccdd4c50bf60c", 0xf3}], 0x6, &(0x7f0000001780)=[{0x30, 0x105, 0x9, "caafc34fb52a3b6cd9371277c3426c70bb9146dd6514b25935"}, {0x58, 0x11, 0x0, "ba48d3b5a45984da5b798c59df1de1456d8fd85fd7c9ccaf04f968b4aefb67882012d2472e27390c2b555b91d64b952246f582e08d58b4ef27d01e70bad3735c4dda"}, {0x28, 0x11f, 0x3, "0c0671ec1fc0493d055c86dcccddf7dc6579"}, {0xe0, 0x103, 0x1ff, 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&(0x7f00000058c0)=[{&(0x7f0000005780)="22811f7c70400cc10680a20ff600f8aac713118a5fffd942203353bcdc161912f289c7d783ed1b565e7aa3be869d4671ef59b17b28c4ee33ef0e5cb7f00c6d6641cb1b1c1b6b2f82d6c2018f152d907fec6119610c8b010f3152427b37b538b697044a584caaed647d9800bc3c562a117d8793b10402c3ac7f", 0x79}, {&(0x7f0000005800)="1208944cd2794675c37a148820dffeed5041e8891981b8cdcc77416e5c2b2f87cca4f83ea56a66a2f6a879d6288600c034609da6b87e1b4cc36979b41a7438b65a66fb29428d58e68457394a6b5d841ae1660f3a0a80094134414c3b89424971624e2e08dab5f6150e4d9b2802a6ea5c74b2fe605a640017f6d1e8d1db775d605604ecdaf254d8327954354a864bfee6509d9c6a4c", 0x95}], 0x2, &(0x7f0000005900)=[{0xc8, 0x1, 0x1000, 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{{&(0x7f0000007a00)=@rc={0x1f, {0x4de, 0x5, 0x0, 0x3, 0x3ff, 0x3ff}, 0x1f}, 0x80, &(0x7f0000005c00)=[{&(0x7f0000005b80)="a13a3c1ab769f645e516e9f3527737e97a7ebaec408747ee5a57589587a779221fdac16cb04880ca71d3ebe21eab5b03d3553a5abe1f7405d51d2179a1c0870fbd149d659729b91a9aed6cfce72f8cb283ed416ccf9ff0", 0x57}], 0x1, &(0x7f0000005c40)=[{0x38, 0x84, 0xffffffff, "e1f455c950b6ebc1fd62ab5cd4870f21da0f7bad15d0acbe030d2aa2c4455d8ebe3d"}], 0x38, 0x800}, 0x3ff}, {{&(0x7f0000005cc0)=@pppol2tpv3={0x18, 0x1, {0x0, r4, {0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x0, 0x0, 0x1, 0x3}}, 0x80, &(0x7f00000062c0)=[{&(0x7f0000005d40)="077c41628e2f1e5459b2b9ee4f2d742937126128ba1233b559ba4f117782dd67cfaa577e141d477e82f6f7a3e5b78cb435ef8349751a", 0x36}, {&(0x7f0000005d80)="30e5bf35bff0da62ec12491dcdacf2e660103fd6060434686c44adad407efd5b46adb5c11e9d8571383e1d549833149bfe4db64b92c38755e6b8f61c8a6fe47c74af3ad55ab7303dd56cdaca03bec10fe022739adda76a71bccc515c058ecf4bf3a7aa8d61980922ffc1d908043191b6e98e497bd1c6e3352d9b48476511bf60ebc54189d8a03f2b5954a28b0c65553a3c23bfc6cb58f08c401bfbb99bbc961fbbdaa6101890d4de9160dd578a5b317ae3b5cde075d9a3227d13774359b2465ff1b59e3a7e38ad5d627929c418f07be62021", 0xd2}, {&(0x7f0000005e80)="894d095c7409a46697112f3f0dbf78d06f088fbeaf0f883a22459150e8e8f1c1e310289a306824c9e26baf68d31fbe69a398268abbb56f8166d5851a4b27b0b6", 0x40}, {&(0x7f0000005ec0)="029ce55ae99338840b0e0ba46a0d90c091627087d55925cfd48248b7dfd45df58aee0cea00f4d20fc230851e19ff967dce22eb90553907e7abc1f08e28acff41cab80d50c89d653eef02a1dc6ed7f17ee2a78b743648a2eaa5b83f451fe177db17c30f3f4921f65e88ea4c7035c29df1a0a4a1dde4c911d7e4aa4209709d8cacf57a8617741791e18276b4dde347d5886c8df1d744b5d335aa031ca20a32c29b7d164a6000cd9df8", 0xa8}, {&(0x7f0000005f80)="4ce3511676f25555455e07cc0da9683120ef184a9753bfbc7e3c88a4722dc128a4242ed2e34d9366ea3346d5350378fc9c117b637497b2ef56c8dce6b798cc2c", 0x40}, {&(0x7f0000005fc0)="5b60a2ff2d7928ad67f54258cd5b3a6ffd81267360cbfa680afae6ab0169af0eef3689edde0a1826bc77c257d964c0c492ba3a04eac975d2b0906c58852d3c98c957573a5d5a9863681512198e44277cc1feb6223103126fd9cb53b1badba6b0c4e89cdaa3b6ca566d954a57244f13e0b275dc26e64feb382276c6a045ec65f4073e7efc4d4f012d94e1550bfa863802bbc7852546865c98fa6e38f65358597cdeca54bde9cae661e277d553f162992777c1ef40f9295a43344944a3819eabc6306bcbcbbe7dd8236804fe2faf42ce955e", 0xd1}, {&(0x7f00000060c0)="592782f18ea56dddcc0954f66278f1ead67e191120c89409c768fd4b64eaf92ad3d9d382e6ece191cc2334d6432193f349754350331f6641e812afe126b2d1394522aa8c9ff1c1a788b7bf11d9aa7bb9d4d0c245232d23eb6291228a564e798392495213bc8d5389f296e724399402c2c9c399d8fd0cd2d5fda86e152d59ad677fd48ec2bd2d4b80c2826263e5e56597dcacedb982f140a1d8cc0502576692909f768810b3eaa51a556530f47ded42356e8857d6c19247469a228ea445c9643408eb5939022266f1173c7fa55101524453473217b2d10156e4b744e7", 0xdc}, {&(0x7f00000061c0)="de0c1f75f71baeff47b5c555923f07fe693fd1e7849d908bd734ea5cc0e4caa7a747e38fcdbd21455f", 0x29}, {&(0x7f0000006200)="19fbb20358fb147cfec960d557b744c2764c5e67ff049de050043185385a768c3d1cdb2fabc0829661cbabc69bc0173bcf40d6e176e32f7160bfa35101bd5f9a285f92323d28c38e9b6709946cfe6a10bad8ae292341ce79904effcec79f50ad8b3646b82831c716f834865992c25702ef33f89f9c099974b91962b5e4c36aa2290140718dfbac", 0x87}], 0x9, &(0x7f0000006380)=[{0x78, 0x117, 0xffffffff, "670cd8f7a8a655c37dd7eba2427b13f28ef0806ea98fafcd2badfdf3ba26f4863728472037fe298652fea0ccc85e266d9c209e916384bda21734807f5c63fc6750b87476565aa2f07e24b310bf5ef4ab6ac5b9afd5404e8844499fda156873f17d"}, {0x68, 0x10b, 0x2, "7779d6c2b5eb0825a4943291fa51039a6a5e0d51fd6ecbdd215b035a615a4390ad981ad0c93d3254c286aa376613fc0ead67eed64353f09b017bbfbb0fe010e06398d97a06074c41afedee38e30c5600ed0e"}, {0x78, 0x119, 0x7ab2, "b03a271b0d184d92a26fc763d166b8abd69b31b25204a1ea7b1a723b238f7b36c6761a3290530fb8094d821b26ac7d520a28f242c641cf3f859c2ceb59f85a0e2f967cdd21e0a9b9eeca83e7683a7dc5ccd1626b1182cac1bc4c3d21b5a094dade5f8988"}, {0xf0, 0x112, 0x80000, "8c801a04a073202541ebee98f702e1c049e1cce794206310dc93311ffd7f16c2b65b3efa653038e6f4382e5e9f050a09e66134b349187ef8954f084dec9a077a077e503c2e90ed6c931cb7f4b2a7deb3a2fec01031698e1a0d335c9a7464dc0252f21c3e73387dc6e6655bb2d303fa2dde42bc306ce9005d4b9ab744cabf59bd44adaf93243ebbab5a296cba8706098ffb4ded6a9680b471614d65450c41c0c2183a2bb8ed6952c327a721d95da3d5860647f234e8656c9642b633525f5ebb0da7ecfe6202b4ce5b5b4f407ac0d5dce53d651b0555dc37481a092b5569b3"}, {0x108, 0x0, 0x1, "b8bc91223715c5b30b85fa9332287bff4816deff78b78fc7d37efc93226fab241cc5e0fac4ca264a7a4f1a7bc79999705b50f35b91e614c0b322b0eea5df3dc7b9d3596a1dc23ffb2ab4444bbf690ebfe7b420e62b52592bff901d8a7bd38016a87ee84ea819b5f92ee7a39fefce9114ab0fab5137730e0ada1af2b6358688c3300b8b570fab34c3d1adbdb8d5ed4978cc4e2aaefa8ce86c6e1f5b1d4c578dbdbe1d52ec2fbea0810ea94dd3542757cfb5fc5dc3d718955706fec62b0ec59adb16cba5de12dd271289004a8eee3f98a0b8d724b5cf414c7a19d9f6e2f3b0a7207b76529696eb39d9c115f32ead50f0edb268b14f2d889d"}, {0x1010, 0x29, 0x1ff, 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{0xb8, 0x0, 0x6, "1f3cb46c2e13b2a16c13f95c69e033d4df2fb4c9fd0f9e9b40c632340d11c3be38a0e77d833b466254b33aec723398b5b1f3c9c0d5eb5e539b9478cc7b37af16bc4e815290ce293494f449291f98bc3d876a7e938abed6e65618aa44d99058a450f40bbb39f9c1d5125aa2fbe7230ee14f85ba9818060529f2d599fa61c65b6a62a7f06ed08d5b4fc8bc3ac3c852eb3e14c5e16636f8598dec94b55562e5539d40780c"}, {0x70, 0x108, 0x9, "6e120515a71ef92fc54e9170df8a5b3390ce59d55a655c55e589be2b97a13a27e125076085c4d37085a81f6a0dd4a1614b53654cfbd18f049e5d7c2ed15407338faf2641f38ab031c5788a2224dc3a6841e1a3a0e3e7a0468bad"}], 0x1488}, 0x439b10d2}], 0x7, 0x20000081) 2018/04/03 19:28:08 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) r2 = accept$packet(0xffffffffffffff9c, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f00000000c0)=0x14) getpeername$packet(r2, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000140)=0x14) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:08 executing program 5: recvmsg(0xffffffffffffffff, &(0x7f0000001cc0)={&(0x7f0000000680)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, 0x80, &(0x7f0000001c00)=[{&(0x7f0000000700)=""/187, 0xbb}, {&(0x7f00000007c0)=""/106, 0x6a}, {&(0x7f0000000840)=""/65, 0x41}, {&(0x7f00000008c0)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/138, 0x8a}, {&(0x7f0000001980)=""/102, 0x66}, {&(0x7f0000001a00)=""/101, 0x65}, {&(0x7f0000001a80)=""/98, 0x62}, {&(0x7f0000001b00)=""/244, 0xf4}], 0x9, 0x0, 0x0, 0x7}, 0x2120) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB="0000e720"], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:08 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 612.661721] FAULT_INJECTION: forcing a failure. [ 612.661721] name failslab, interval 1, probability 0, space 0, times 0 [ 612.673056] CPU: 0 PID: 15502 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 612.680413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 612.689761] Call Trace: [ 612.692351] dump_stack+0x194/0x24d [ 612.696000] ? arch_local_irq_restore+0x53/0x53 [ 612.700667] ? __save_stack_trace+0x7e/0xd0 [ 612.704994] should_fail+0x8c0/0xa40 [ 612.708711] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 612.713812] ? kasan_kmalloc+0xad/0xe0 [ 612.717694] ? kmem_cache_alloc_trace+0x136/0x740 [ 612.722532] ? __memcg_init_list_lru_node+0x169/0x270 [ 612.727714] ? __list_lru_init+0x544/0x750 [ 612.731947] ? sget_userns+0x691/0xe40 [ 612.735896] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 612.740646] ? kern_mount_data+0x50/0xb0 [ 612.744701] ? mq_init_ns+0x167/0x220 [ 612.748498] ? copy_ipcs+0x3a4/0x520 [ 612.752214] ? create_new_namespaces+0x278/0x880 [ 612.756967] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 612.762069] ? SyS_unshare+0x653/0xfa0 [ 612.765956] ? find_held_lock+0x35/0x1d0 [ 612.770015] ? __lock_is_held+0xb6/0x140 [ 612.774080] ? check_same_owner+0x320/0x320 [ 612.778402] ? rcu_note_context_switch+0x710/0x710 [ 612.783333] should_failslab+0xec/0x120 [ 612.787321] kmem_cache_alloc_trace+0x4b/0x740 [ 612.791903] ? __kmalloc_node+0x33/0x70 [ 612.795870] ? __kmalloc_node+0x33/0x70 [ 612.799840] ? rcu_read_lock_sched_held+0x108/0x120 [ 612.804859] __memcg_init_list_lru_node+0x169/0x270 [ 612.809876] ? list_lru_add+0x7c0/0x7c0 [ 612.813853] ? __kmalloc_node+0x47/0x70 [ 612.817837] __list_lru_init+0x544/0x750 [ 612.821901] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 612.827785] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 612.832801] ? __lockdep_init_map+0xe4/0x650 [ 612.837211] ? lockdep_init_map+0x9/0x10 [ 612.841267] sget_userns+0x691/0xe40 [ 612.844973] ? set_anon_super+0x20/0x20 [ 612.848946] ? put_filp+0x90/0x90 [ 612.852390] ? destroy_unused_super.part.6+0xd0/0xd0 [ 612.857487] ? __alloc_pages_slowpath+0x2d10/0x2d10 2018/04/03 19:28:08 executing program 4: r0 = socket$kcm(0x29, 0x20040000000005, 0x0) recvfrom(r0, &(0x7f0000000000)=""/114, 0x72, 0x2, &(0x7f0000000080)=@vsock={0x28, 0x0, 0xffffffff, @hyper}, 0x80) r1 = socket$inet6_udp(0xa, 0x2, 0x0) socket$alg(0x26, 0x5, 0x0) r2 = socket(0x9, 0xa, 0x2) ioctl$sock_bt_cmtp_CMTPCONNADD(r2, 0x400443c8, &(0x7f0000000240)={r0, 0xff}) getsockopt$inet6_int(r1, 0x29, 0x43, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f0000000100)={'\x00', {0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}) r3 = syz_genetlink_get_family_id$fou(&(0x7f0000000280)='fou\x00') sendmsg$FOU_CMD_ADD(r2, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r3, 0x20, 0x70bd2c, 0x25dfdbfb, {0x1}, [@FOU_ATTR_TYPE={0x8, 0x4, 0x3}, @FOU_ATTR_TYPE={0x8, 0x4, 0x2}, @FOU_ATTR_PORT={0x8, 0x1, 0x4e23}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000000) sendfile(r2, r1, &(0x7f0000000200), 0x5) 2018/04/03 19:28:08 executing program 0: r0 = socket$can_raw(0x1d, 0x3, 0x1) socketpair(0x2, 0x80001, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f0000000040)=r1, 0x4) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) socket$nl_route(0x10, 0x3, 0x0) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:08 executing program 7: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$kcm(0x29, 0x3, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r3, 0x10e, 0x8, &(0x7f0000000040)=0x3, 0x4) socket$alg(0x26, 0x5, 0x0) 2018/04/03 19:28:08 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000140)={0x2, 'ip6tnl0\x00', 0x9}, 0x18) 2018/04/03 19:28:09 executing program 7: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$kcm(0x29, 0x3, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r3, 0x10e, 0x8, &(0x7f0000000040)=0x3, 0x4) 2018/04/03 19:28:09 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000080)={0x0, 0x3}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000001580)={0x0, 0x302a70d7, 0x81}, &(0x7f00000015c0)=0x8) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000001500)=[{&(0x7f0000000100)="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", 0x1000}, {&(0x7f0000001100)="be0d16e900467943819ae6cabe6bf9d27287fa1b363526b995f848e584fee3691741819b1762135640e085e29302cedf84834566def001e5bfda1d5607d88dab61b63fdeba3bab0e97babb2664b110bfff8a411e2da15213f6e734149f6cbae0a33699d933fb7943d44dc526b6959f6630228ae7740c1bd666f4759f5323f5df9f00a16e3d025f949ea6bf10a76dbb6bb22de16e8382a9022b3061aa866b2062702d548a604fd96ebcf764bab6f29244", 0xb0}, {&(0x7f00000011c0)="4b47c71532e45ce182ed40cb076274c81b14defee154802a8fe47bbe662535d01d190739d5fc3930d27b780774d23f7f76ebdaea993ccf4b6bdecb272fce60c986bcb3994c3d4931cfb8dd70f70b8f219b7ffbfea83793551eaf4cd39c0c33686299018e6e71988b84af9971a0b00f191c0af74f8bc78b7445e95d3d8ef0c45469b4785d41a6fcf86bb6cb947a336558d620ffc55fe68fa60197713f4924fb25b2fd940529dc852b558cbce4967bb0a4acf98f1df8d77380534af5203bb99621f6f5", 0xc2}, {&(0x7f00000012c0)="c10900", 0x3}, {&(0x7f0000001300)="8f0e047993ddc6306026bdc5cccca734203b251d67b340ac18bcc45f9fc34bb62d707bc67cbe678e9fa05794e773c4067a5d2c6a87be0782501a9e22f204252522fff9978070b8cf00ee5489951f9149edf8d3c8e1424b7eb48f26b2e2e2f84ee05e186bb0ecf75bb9edbb0fb6b091aee2f76774fc8702c8c1104efdd1e9abb42c7e8f614c70fa98551aac5abf74782ba9ae2d0cfb3615d5df41409a59ec870d5affa010488c92212c31637040477f7e339d09bbfa63ccc1224e68ced9f073d627c5e12d23f04ff0941916c83c2bbd4225", 0xd1}, {&(0x7f0000001400)="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", 0xff}], 0x6, &(0x7f0000001600)=[@sndrcv={0x30, 0x84, 0x1, {0x0, 0xffffffff, 0x200, 0xfffffffffffffff7, 0x7fff, 0x4, 0xfffffffffffffffe, 0x1000, r2}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x4, 0x7, 0x5, r2}}, @sndrcv={0x30, 0x84, 0x1, {0x8, 0x5, 0x202, 0x17114000000, 0x0, 0x7fff, 0x2, 0x4, r2}}, @sndinfo={0x20, 0x84, 0x2, {0x4, 0x8004, 0x72c011ed, 0x9, r2}}], 0xc0}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2, {0x2, 0x8200, 0xffffffffffffffe0, 0x4, r1}}], 0x30}], 0x2, 0x0) [ 612.862499] ? debug_object_fixup+0x30/0x30 [ 612.866816] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 612.871826] ? __lockdep_init_map+0xe4/0x650 [ 612.876336] ? get_random_u32+0x188/0x350 [ 612.880478] ? __raw_spin_lock_init+0x2d/0x100 [ 612.885062] ? mqueue_mount+0xe0/0xe0 [ 612.888854] mount_ns+0x6d/0x190 [ 612.892219] mqueue_mount+0xbe/0xe0 [ 612.895836] mount_fs+0x66/0x2d0 [ 612.899204] vfs_kern_mount.part.26+0xc6/0x4a0 [ 612.903782] ? may_umount+0xa0/0xa0 [ 612.907403] ? compat_SyS_msgrcv+0x50/0x50 [ 612.911634] ? ida_remove+0x3f0/0x3f0 [ 612.915464] ? kmem_cache_alloc_trace+0x459/0x740 [ 612.920302] kern_mount_data+0x50/0xb0 [ 612.924184] mq_init_ns+0x167/0x220 [ 612.927786] copy_ipcs+0x3a4/0x520 [ 612.931307] ? ipcns_get+0xf0/0xf0 [ 612.934839] ? do_mount+0x2bb0/0x2bb0 [ 612.938627] create_new_namespaces+0x278/0x880 [ 612.943197] ? sys_ni_syscall+0x20/0x20 [ 612.947149] ? ns_capable_common+0xcf/0x160 [ 612.951458] unshare_nsproxy_namespaces+0xae/0x1e0 [ 612.956370] SyS_unshare+0x653/0xfa0 [ 612.960077] ? vfs_write+0x374/0x510 [ 612.963776] ? walk_process_tree+0x400/0x400 [ 612.968160] ? __lock_is_held+0xb6/0x140 [ 612.972214] ? __sb_end_write+0xa0/0xd0 [ 612.976180] ? fput+0xd2/0x140 [ 612.979349] ? SyS_write+0x184/0x220 [ 612.983042] ? SyS_read+0x220/0x220 [ 612.986645] ? do_syscall_64+0xb7/0x940 [ 612.990603] ? walk_process_tree+0x400/0x400 [ 612.995001] do_syscall_64+0x281/0x940 [ 612.998881] ? vmalloc_sync_all+0x30/0x30 [ 613.003010] ? _raw_spin_unlock_irq+0x27/0x70 [ 613.007505] ? finish_task_switch+0x1c1/0x7e0 [ 613.011989] ? syscall_return_slowpath+0x550/0x550 [ 613.016902] ? syscall_return_slowpath+0x2ac/0x550 [ 613.021816] ? prepare_exit_to_usermode+0x350/0x350 [ 613.026818] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 613.032158] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 613.036984] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 613.042152] RIP: 0033:0x4552d9 [ 613.045318] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 613.053010] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 613.060276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 613.067533] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 613.074789] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 613.082051] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000019 2018/04/03 19:28:10 executing program 7: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$kcm(0x29, 0x3, 0x0) pipe(&(0x7f0000000000)) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:10 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000000000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:10 executing program 3 (fault-call:0 fault-nth:26): unshare(0x8000400) 2018/04/03 19:28:10 executing program 2: r0 = socket$bt_hidp(0x1f, 0x3, 0x6) r1 = accept4$ax25(0xffffffffffffff9c, &(0x7f0000000000), &(0x7f0000000040)=0x10, 0x80800) tee(r0, r1, 0x6, 0x2) unshare(0x8000400) 2018/04/03 19:28:10 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = epoll_create(0x1ff) r2 = socket$inet_icmp(0x2, 0x2, 0x1) epoll_ctl$EPOLL_CTL_DEL(r1, 0x2, r2) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xd, 0x1, 0x2, 0x8000000000009, 0x5, r0, 0x2b, [0x305f, 0xa]}, 0x2c) r3 = socket$pppoe(0x18, 0x1, 0x0) ioctl$PPPOEIOCDFWD(r3, 0xb101, 0x0) 2018/04/03 19:28:10 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:10 executing program 4: r0 = socket$kcm(0x29, 0x0, 0x0) r1 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$IPT_SO_GET_REVISION_TARGET(r1, 0x0, 0x43, &(0x7f0000000340)={'HL\x00'}, &(0x7f0000000380)=0x1e) r2 = accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f00000003c0), 0x80000) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000000400)={{{@in6}}, {{@in6=@loopback}, 0x0, @in6=@mcast2}}, &(0x7f0000000500)=0xe8) setsockopt$RDS_GET_MR(r0, 0x114, 0x2, &(0x7f0000000100)={{&(0x7f0000000140)=""/186, 0xba}, &(0x7f00000000c0), 0x2737685f7601fce7}, 0x20) r3 = getpid() pwritev(r0, &(0x7f0000000300)=[{&(0x7f0000000200)="baa1f38ed05847e281d53a2e5bc379ced133a33ce549b8535ca5dd60dedd600389873176d767791eb8938f07ca4b7bdabe566fffd1fddcbab82bacc36e4f9cd2ba3f8b317665a8600fbca039609ba1cfcc76ebd124318e9924c70bb447e29ba32efbcd05c0fdd560884cd4e7dbac3e31f6075d895f76ac675d6e22378e54977f89dae716b9620361d3cc891c75da341b5b7ed5da3ff7699a65932b5eb343cb78a9cb8250942f3212c57f82ccc47b4b98011524a9c922c64be25db857692edef1657f7890791878677729725a41d0245040e377a7eee6d3649dd5a996095f788ecf2aee3d31107f2b37002a2106e46fd5ef829e1d7408", 0xf6}, {&(0x7f0000000040)="e4ead93b79c940b4b80b32d4cd7084b5a45530a31d92b25e5ea82e9002c936473fde27f4bc6ad13f387d3e9a0b23561c5a92ffa41898009c47af8e4e399d9d3f7c15b4e1ae8cd1f78f3609e39171f9c478e89ceab67d9ef2985471e38c02ae154a812774bab1fb6a037e3cdf633ad700e47bb82bd4010a62f732b7fc4d", 0x7d}], 0x2, 0x41) ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000000)=r3) 2018/04/03 19:28:10 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 613.969526] FAULT_INJECTION: forcing a failure. [ 613.969526] name failslab, interval 1, probability 0, space 0, times 0 [ 613.980831] CPU: 0 PID: 15552 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 613.988193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.997569] Call Trace: [ 614.000164] dump_stack+0x194/0x24d [ 614.003799] ? arch_local_irq_restore+0x53/0x53 [ 614.008472] ? mutex_lock_io_nested+0x1900/0x1900 [ 614.013321] ? __memcg_init_list_lru_node+0x169/0x270 [ 614.018521] should_fail+0x8c0/0xa40 [ 614.022331] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 614.027443] ? trace_hardirqs_off+0x10/0x10 [ 614.031769] ? lock_downgrade+0x980/0x980 [ 614.035930] ? trace_hardirqs_off+0x10/0x10 [ 614.040257] ? find_held_lock+0x35/0x1d0 [ 614.044328] ? __lock_is_held+0xb6/0x140 [ 614.048399] ? check_same_owner+0x320/0x320 [ 614.052728] ? rcu_note_context_switch+0x710/0x710 [ 614.057662] ? rcu_note_context_switch+0x710/0x710 [ 614.062602] should_failslab+0xec/0x120 [ 614.066582] __kmalloc+0x63/0x760 2018/04/03 19:28:10 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r2, 0x1, 0x70bd26, 0x25dfdbfd, {0x4}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x3}]}, 0x1c}, 0x1}, 0x4) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000180)=0x9, &(0x7f00000001c0)=0x4) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:10 executing program 7: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$kcm(0x29, 0x3, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:10 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = accept4(r2, &(0x7f0000000000)=@alg, &(0x7f00000000c0)=0x80, 0x80800) sendto$unix(r3, &(0x7f0000000200)="abd33699a91b4bc9672f275b266d823369086f32423f00b9d747862e01b8434ff69b80ea52652bef0c1ac8e8c9dce72dd69412aef487ea6a82d5bb0af2a6ccff7462f871dd79fb0177c50c9c72c7cd9c660217ce6510f577e9287f6fb5d08a9b4fdf35d101c21ce40b711b240d13786ded0a73b84adc42c5457f38e8c7a465f42f0ad14c43", 0x85, 0x4044880, 0x0, 0xffffffffffffff8a) getpeername$unix(r3, &(0x7f0000000380)=@abs, &(0x7f0000000400)=0x15a) ioctl$sock_bt_hidp_HIDPCONNADD(r3, 0x400448c8, &(0x7f0000000180)={r0, r2, 0x5, 0x0, &(0x7f0000000100)="644af4325124761c84dec998ad39715590d2f27caaf990f323815adadd8c6f008eb888ed92239cc163165ade20a979a3c9ca609fe77ebc2dd77358938ce2423bd4e52feb84b082", 0x1000, 0x2, 0x70000000, 0xf2ca, 0x3, 0x7ff, 0x1, "694e125d1b95386efd947b1e8abd5626ef8d46e2912dff226bcd3df31c621dc322ba1acb5b8aba9ee0054a6093e5bf2441576dfd72f15b1952b0566abe"}) setsockopt$inet6_buf(r1, 0x29, 0x2f, &(0x7f0000000040), 0x0) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000300)='IPVS\x00') sendmsg$IPVS_CMD_SET_DEST(r3, &(0x7f0000000500)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000340)={&(0x7f0000000440)={0xb0, r4, 0x400, 0x70bd2c, 0x25dfdbfc, {0x6}, [@IPVS_CMD_ATTR_DEST={0x24, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x7f}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0x2}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x7651be24}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x464}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x100000001}, @IPVS_CMD_ATTR_DAEMON={0x70, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1={0xff, 0x1, [], 0x1}}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'syz_tun\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote={0xfe, 0x80, [], 0xbb}}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast2=0xe0000002}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @remote={0xac, 0x14, 0x14, 0xbb}}]}]}, 0xb0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 614.070039] ? __kmalloc_node+0x47/0x70 [ 614.074020] ? __list_lru_init+0xcf/0x750 [ 614.078176] __list_lru_init+0xcf/0x750 [ 614.082158] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 614.088048] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 614.093087] ? lockdep_init_map+0x9/0x10 [ 614.097170] sget_userns+0x6b1/0xe40 [ 614.100891] ? set_anon_super+0x20/0x20 [ 614.104868] ? put_filp+0x90/0x90 [ 614.108325] ? destroy_unused_super.part.6+0xd0/0xd0 [ 614.113435] ? __alloc_pages_slowpath+0x2d10/0x2d10 2018/04/03 19:28:10 executing program 0: r0 = socket$inet6_sctp(0xa, 0x0, 0x84) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x17}}}, 0x4, 0x5, 0x3, 0xf9, 0x83ba}, &(0x7f00000000c0)=0x98) getsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000100)={r1, 0x3, 0x3, 0x7}, &(0x7f0000000140)=0x10) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000180)={r2, @in6={{0xa, 0x4e23, 0x1000, @dev={0xfe, 0x80, [], 0x18}, 0x6}}}, 0x84) r3 = socket(0x2, 0x5, 0x3ff) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r3, 0x84, 0x1e, &(0x7f0000000240)=0xb392, 0x4) [ 614.118454] ? debug_object_fixup+0x30/0x30 [ 614.122784] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 614.127805] ? __lockdep_init_map+0xe4/0x650 [ 614.132227] ? get_random_u32+0x188/0x350 [ 614.136381] ? __raw_spin_lock_init+0x2d/0x100 [ 614.140980] ? mqueue_mount+0xe0/0xe0 [ 614.144782] mount_ns+0x6d/0x190 [ 614.148154] mqueue_mount+0xbe/0xe0 [ 614.151787] mount_fs+0x66/0x2d0 [ 614.155163] vfs_kern_mount.part.26+0xc6/0x4a0 [ 614.159753] ? may_umount+0xa0/0xa0 [ 614.163380] ? compat_SyS_msgrcv+0x50/0x50 2018/04/03 19:28:10 executing program 4: r0 = socket$kcm(0x29, 0x2, 0x0) r1 = epoll_create1(0x80000) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000000)={0x2}) 2018/04/03 19:28:10 executing program 4: pipe(&(0x7f0000000780)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f00000007c0)="9b12ec9e4ce4a08980f1f57f113e2f2a5d5f6029047ac89351efd06c1122645b5ec0a9bb1021412425d2603e7c82fcbaa404231c4c818ab6f755e81f66e97982fd5fc38dfc31f5dcbd394a4ed333dca28d8129e3600c7fb22af1c0ead573f5042616dbc995f1c3cae31c0746d8dc2eba250f65614ac3c6d81ba0167af883") socket$kcm(0x29, 0x1000000000005, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) setsockopt$IP6T_SO_SET_REPLACE(r1, 0x29, 0x40, &(0x7f00000000c0)=@mangle={'mangle\x00', 0x1f, 0x6, 0x638, 0x0, 0x278, 0x160, 0x160, 0x458, 0x568, 0x568, 0x568, 0x568, 0x568, 0x6, &(0x7f0000000040), {[{{@uncond, 0x0, 0x118, 0x160, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x7}}, @inet=@rpfilter={0x28, 'rpfilter\x00', 0x0, {0x2}}]}, @SNPT={0x48, 'SNPT\x00', 0x0, {@ipv4=@loopback=0x7f000001, @ipv4=@local={0xac, 0x14, 0x14, 0xaa}, 0x28, 0x38, 0x1ff}}}, {{@ipv6={@empty, @empty, [0xffffffff, 0xff000000, 0xffffff00], [0xff, 0x0, 0xff, 0xffffffff], 'vlan0\x00', 'ip6gre0\x00', {}, {0xff}, 0x5c, 0x5, 0x1, 0x4}, 0x0, 0xf0, 0x118, 0x0, {}, [@inet=@rpfilter={0x28, 'rpfilter\x00'}]}, @HL={0x28, 'HL\x00', 0x0, {0x0, 0x46}}}, {{@uncond, 0x0, 0xc8, 0xf0}, @common=@inet=@SET1={0x28, 'SET\x00', 0x1, {{0x3, 0x80000000, 0x401}, {0x40, 0xe1cd, 0x21ee}}}}, {{@uncond, 0x0, 0xc8, 0xf0}, @HL={0x28, 'HL\x00', 0x0, {0x1, 0x1f}}}, {{@uncond, 0x0, 0xc8, 0x110}, @DNPT={0x48, 'DNPT\x00', 0x0, {@ipv4=@dev={0xac, 0x14, 0x14, 0xa}, @ipv4=@multicast2=0xe0000002, 0x3, 0x34, 0x5}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x698) [ 614.167613] ? ida_remove+0x3f0/0x3f0 [ 614.171415] ? kmem_cache_alloc_trace+0x459/0x740 [ 614.176258] kern_mount_data+0x50/0xb0 [ 614.180149] mq_init_ns+0x167/0x220 [ 614.183779] copy_ipcs+0x3a4/0x520 [ 614.187320] ? ipcns_get+0xf0/0xf0 [ 614.190869] ? do_mount+0x2bb0/0x2bb0 [ 614.194681] create_new_namespaces+0x278/0x880 [ 614.199267] ? sys_ni_syscall+0x20/0x20 [ 614.203242] ? ns_capable_common+0xcf/0x160 [ 614.207569] unshare_nsproxy_namespaces+0xae/0x1e0 [ 614.212506] SyS_unshare+0x653/0xfa0 [ 614.216217] ? vfs_write+0x374/0x510 2018/04/03 19:28:10 executing program 0: socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={0x0, 0x1c, &(0x7f0000000040)=[@in6={0xa, 0x4e20, 0x952, @local={0xfe, 0x80, [], 0xaa}, 0xf160}]}, &(0x7f00000000c0)=0x10) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000000100)={r2, @in6={{0xa, 0x4e24, 0x5, @loopback={0x0, 0x1}, 0x80}}}, &(0x7f00000001c0)=0x84) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r3, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 614.219936] ? walk_process_tree+0x400/0x400 [ 614.224434] ? __lock_is_held+0xb6/0x140 [ 614.228509] ? __sb_end_write+0xa0/0xd0 [ 614.232485] ? fput+0xd2/0x140 [ 614.235671] ? SyS_write+0x184/0x220 [ 614.239384] ? SyS_read+0x220/0x220 [ 614.243015] ? do_syscall_64+0xb7/0x940 [ 614.246994] ? walk_process_tree+0x400/0x400 [ 614.251403] do_syscall_64+0x281/0x940 [ 614.255288] ? vmalloc_sync_all+0x30/0x30 [ 614.259435] ? _raw_spin_unlock_irq+0x27/0x70 [ 614.263933] ? finish_task_switch+0x1c1/0x7e0 2018/04/03 19:28:10 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) recvmsg(r0, &(0x7f00000004c0)={&(0x7f00000000c0)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000000400)=[{&(0x7f0000000140)=""/124, 0x7c}, {&(0x7f00000001c0)=""/149, 0x95}, {&(0x7f0000000280)=""/7, 0x7}, {&(0x7f00000002c0)=""/133, 0x85}, {&(0x7f0000000380)=""/82, 0x52}], 0x5, &(0x7f0000000480)=""/50, 0x32, 0x8001}, 0x42) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f0000000500)=0x7, 0x4) [ 614.268432] ? syscall_return_slowpath+0x550/0x550 [ 614.273359] ? syscall_return_slowpath+0x2ac/0x550 [ 614.278289] ? prepare_exit_to_usermode+0x350/0x350 [ 614.283306] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 614.288673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 614.293521] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 614.298710] RIP: 0033:0x4552d9 [ 614.301897] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 614.310175] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 614.317474] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 614.324737] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 614.332002] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 614.339269] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000001a 2018/04/03 19:28:11 executing program 0: accept(0xffffffffffffffff, &(0x7f00000000c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @loopback}}}, &(0x7f0000000140)=0x80) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffff9c, 0x8933, &(0x7f0000000180)={'lo\x00', 0x0}) connect$packet(r0, &(0x7f00000001c0)={0x11, 0x15, r1, 0x1, 0x77000000000, 0x6, @random="dc233093a417"}, 0x14) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair(0x4, 0x80000, 0xffff, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$netrom_NETROM_N2(r3, 0x103, 0x3, &(0x7f0000000040)=0x7, 0x4) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000080)=[@in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x10}}], 0x95) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:11 executing program 5: r0 = accept(0xffffffffffffffff, &(0x7f0000000280)=@rc, &(0x7f0000000300)=0x80) r1 = gettid() getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000200)={0x0, 0x0}, &(0x7f0000000240)=0xc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000340)={0x0, 0x0, 0x0}, &(0x7f0000000380)=0xc) r4 = getpid() getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f00000003c0)={{{@in6=@ipv4={[], [], @loopback}, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6}}, &(0x7f00000004c0)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000500)={0x0, 0x0, 0x0}, &(0x7f0000000540)=0xc) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000580)=0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000005c0)={{{@in=@rand_addr, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@broadcast}}, &(0x7f00000006c0)=0xe8) r9 = getgid() ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000700)=0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000740)={0x0, 0x0}, &(0x7f0000000780)=0xc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000007c0)={0x0, 0x0, 0x0}, &(0x7f0000000800)=0xc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000840)={0x0}, &(0x7f0000000880)=0xc) r14 = getuid() getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000008c0)={0x0, 0x0, 0x0}, &(0x7f0000000900)=0xc) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000940)=0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000980)={{{@in=@remote, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in=@multicast2}}, &(0x7f0000000a80)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000ac0)={0x0, 0x0, 0x0}, &(0x7f0000000b00)=0xc) r19 = gettid() getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000b40)={{{@in=@rand_addr, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in=@multicast1}}, &(0x7f0000000c40)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000c80)={0x0, 0x0, 0x0}, &(0x7f0000000cc0)=0xc) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000d00)=0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000000d40)={{{@in=@loopback, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in=@multicast2}}, &(0x7f0000000e40)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000e80)={0x0, 0x0, 0x0}, &(0x7f0000000ec0)=0xc) sendmsg$unix(r0, &(0x7f0000001040)={&(0x7f0000000140)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f00000001c0)=[{&(0x7f00000000c0)="556a85cdf780701bbeb997b1a8d24235f8b975b5b4b458c0d6983466816b6a4a719f80cafa3a", 0x26}], 0x1, &(0x7f0000000f00)=ANY=[@ANYBLOB="20000000000000000100000002000000", @ANYRES32=r1, @ANYRES32=r2, @ANYRES32=r3, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r4, @ANYRES32=r5, @ANYRES32=r6, @ANYBLOB="00007f0020000000000000000100000002000000", @ANYRES32=r7, @ANYRES32=r8, @ANYRES32=r9, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r10, @ANYRES32=r11, @ANYRES32=r12, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r13, @ANYRES32=r14, @ANYRES32=r15, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r16, @ANYRES32=r17, @ANYRES32=r18, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r19, @ANYRES32=r20, @ANYRES32=r21, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r22, @ANYRES32=r23, @ANYRES32=r24, @ANYBLOB='\x00\x00\x00\x00'], 0x120, 0x20000000}, 0x5) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) socket$inet6_icmp(0xa, 0x2, 0x3a) r25 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r25, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:11 executing program 4: socket$kcm(0x29, 0x5, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f0000000000), &(0x7f0000000040)=0x4) 2018/04/03 19:28:11 executing program 3 (fault-call:0 fault-nth:27): unshare(0x8000400) 2018/04/03 19:28:11 executing program 7: r0 = socket$kcm(0x29, 0x5, 0x0) r1 = accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, &(0x7f0000002b40)={r1, r2}) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:11 executing program 2: unshare(0x11ffffff) socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffff9c, 0x84, 0x7c, &(0x7f0000000040)={0x0, 0x9, 0x7}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f00000000c0)={r1, 0x3, 0x100000000, 0x4d4a}, 0x10) 2018/04/03 19:28:11 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket$bt_hidp(0x1f, 0x3, 0x6) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) setsockopt$bt_BT_CHANNEL_POLICY(r1, 0x112, 0xa, &(0x7f0000000000)=0x1000, 0x4) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:11 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:11 executing program 4: r0 = socket$kcm(0x29, 0x3, 0x0) socket$inet6(0xa, 0x80208, 0x3ff) r1 = accept$ipx(r0, &(0x7f0000000100), &(0x7f0000000140)=0x10) ioctl$sock_ipx_SIOCIPXNCPCONN(r0, 0x89e3, &(0x7f0000000000)=0x400) ioctl$sock_ipx_SIOCIPXCFGDATA(r1, 0x89e2, &(0x7f0000000180)) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f0000000080)=0xffffffffffff0000, 0x4) r3 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$IPT_SO_GET_ENTRIES(r3, 0x0, 0x41, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], &(0x7f0000001200)=0x1024) [ 615.099983] FAULT_INJECTION: forcing a failure. [ 615.099983] name failslab, interval 1, probability 0, space 0, times 0 [ 615.111339] CPU: 1 PID: 15617 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 615.118697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 615.130564] Call Trace: [ 615.133239] dump_stack+0x194/0x24d [ 615.136869] ? arch_local_irq_restore+0x53/0x53 [ 615.142061] ? kernel_text_address+0xd1/0xe0 2018/04/03 19:28:11 executing program 7: socket$kcm(0x29, 0x5, 0x0) accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:11 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={r0}) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000040)={0x4, 0x8, 0xffff, 0x80, 0x0}, &(0x7f0000000080)=0x10) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f00000000c0)={r2, @in6={{0xa, 0x4e22, 0x7, @ipv4={[], [0xff, 0xff], @broadcast=0xffffffff}, 0x100000000}}, 0x8ea, 0x6, 0x50a4, 0x2, 0x2}, &(0x7f0000000180)=0x98) setsockopt$inet6_buf(r1, 0x29, 0x2d, &(0x7f00000001c0)="656ab214eea2485155957ebc3766a7a8115a8678d41bfd7b385146484f9040b4707ab60acce8d509112504b8a3ce1c7649d7e0414675f3bc30f456baac64bcaead473fc953a43c9393556a97812fafe111e6fab1c5c62c8aed1be704bc5398660c6b56d3650dc1ec275daebc16c41a844262e15c59024b637ffab74962d0b9ec713e01ffcb3a6d862a432d88b803d7fe5597fc65dbc3d74797e76b3fea7812fc810ef4ff0121644383ebb614d9bdcc8674c9eda7f690f97d8019b4b1473ec34031acbb1ff33a83cc37551bc1bd71752507cbf5235588d41f9c0c4d2beade7db170ac9b44165c14b46afe0d6db456232ef630729cffc9", 0xf6) [ 615.146470] ? __unwind_start+0x169/0x330 [ 615.150627] should_fail+0x8c0/0xa40 [ 615.154350] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 615.159457] ? save_stack+0x43/0xd0 [ 615.163092] ? kasan_kmalloc+0xad/0xe0 [ 615.166979] ? __kmalloc+0x162/0x760 [ 615.170687] ? __list_lru_init+0xcf/0x750 [ 615.174835] ? find_held_lock+0x35/0x1d0 [ 615.178894] ? __lock_is_held+0xb6/0x140 [ 615.182957] ? check_same_owner+0x320/0x320 [ 615.187276] ? rcu_note_context_switch+0x710/0x710 [ 615.192207] should_failslab+0xec/0x120 2018/04/03 19:28:11 executing program 7: socket$kcm(0x29, 0x5, 0x0) accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000002ac0)={0xb, 0x8, &(0x7f0000002940)=@raw=[@jmp={0x5, 0x59, 0x6, 0x0, 0x6, 0xfffffff0, 0xffffffffffffffff}, @exit={0x95}, @exit={0x95}, @initr0={0x18, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000002980)='syzkaller\x00', 0xfffffffffffffffc, 0xc8, &(0x7f00000029c0)=""/200, 0x40f00, 0x1}, 0x48) socket$can_bcm(0x1d, 0x2, 0x2) [ 615.196200] kmem_cache_alloc_node_trace+0x5a/0x760 [ 615.201213] ? mark_held_locks+0xaf/0x100 [ 615.205359] ? __raw_spin_lock_init+0x1c/0x100 [ 615.209943] __kmalloc_node+0x33/0x70 [ 615.213748] kvmalloc_node+0x99/0xd0 [ 615.217458] __list_lru_init+0x5d5/0x750 [ 615.221528] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 615.227412] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 615.232430] ? lockdep_init_map+0x9/0x10 [ 615.236495] sget_userns+0x6b1/0xe40 [ 615.240205] ? set_anon_super+0x20/0x20 [ 615.244185] ? put_filp+0x90/0x90 [ 615.247637] ? destroy_unused_super.part.6+0xd0/0xd0 [ 615.252741] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 615.257757] ? debug_object_fixup+0x30/0x30 [ 615.262077] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 615.267089] ? __lockdep_init_map+0xe4/0x650 [ 615.271515] ? get_random_u32+0x188/0x350 [ 615.275663] ? __raw_spin_lock_init+0x2d/0x100 [ 615.280257] ? mqueue_mount+0xe0/0xe0 [ 615.284053] mount_ns+0x6d/0x190 [ 615.287417] mqueue_mount+0xbe/0xe0 [ 615.291040] mount_fs+0x66/0x2d0 [ 615.294406] vfs_kern_mount.part.26+0xc6/0x4a0 [ 615.298983] ? may_umount+0xa0/0xa0 [ 615.302605] ? compat_SyS_msgrcv+0x50/0x50 [ 615.306835] ? ida_remove+0x3f0/0x3f0 [ 615.310633] ? kmem_cache_alloc_trace+0x459/0x740 [ 615.315474] kern_mount_data+0x50/0xb0 [ 615.319357] mq_init_ns+0x167/0x220 [ 615.322983] copy_ipcs+0x3a4/0x520 [ 615.326513] ? ipcns_get+0xf0/0xf0 [ 615.330048] ? do_mount+0x2bb0/0x2bb0 [ 615.333845] create_new_namespaces+0x278/0x880 [ 615.338423] ? sys_ni_syscall+0x20/0x20 [ 615.342394] ? ns_capable_common+0xcf/0x160 [ 615.346716] unshare_nsproxy_namespaces+0xae/0x1e0 [ 615.351645] SyS_unshare+0x653/0xfa0 [ 615.355350] ? vfs_write+0x374/0x510 [ 615.359058] ? walk_process_tree+0x400/0x400 [ 615.363473] ? __lock_is_held+0xb6/0x140 [ 615.367541] ? __sb_end_write+0xa0/0xd0 [ 615.371599] ? fput+0xd2/0x140 [ 615.374787] ? SyS_write+0x184/0x220 [ 615.378499] ? SyS_read+0x220/0x220 [ 615.382126] ? do_syscall_64+0xb7/0x940 [ 615.386095] ? walk_process_tree+0x400/0x400 [ 615.390501] do_syscall_64+0x281/0x940 [ 615.394382] ? vmalloc_sync_all+0x30/0x30 [ 615.398529] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 615.404061] ? syscall_return_slowpath+0x550/0x550 [ 615.408988] ? syscall_return_slowpath+0x2ac/0x550 [ 615.413918] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 615.419278] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 615.424124] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 615.431038] RIP: 0033:0x4552d9 [ 615.434221] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 615.441925] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 2018/04/03 19:28:11 executing program 4: r0 = socket$bt_bnep(0x1f, 0x3, 0x4) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r1, 0x84, 0x1c, &(0x7f0000001600), &(0x7f0000001640)=0x4) getsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f0000000000)=0x6, &(0x7f0000000040)=0x2) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000001580)={r0}) accept4$ipx(r2, &(0x7f0000000080), &(0x7f00000000c0)=0x10, 0x80800) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r2, 0x84, 0x8, &(0x7f00000015c0)=0x7ed, 0x4) r3 = socket$kcm(0x29, 0x5, 0x0) recvmsg(r3, &(0x7f0000001680)={&(0x7f0000000140)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000001500)=[{&(0x7f00000001c0)=""/154, 0x9a}, {&(0x7f0000000280)=""/4096, 0x1000}, {&(0x7f0000001280)=""/238, 0xee}, {&(0x7f0000001380)=""/178, 0xb2}, {&(0x7f0000001440)=""/161, 0xa1}], 0x5, &(0x7f00000016c0)=""/250, 0xfa, 0x8}, 0x100) 2018/04/03 19:28:11 executing program 7: socket$kcm(0x29, 0x5, 0x0) accept4$vsock_stream(0xffffffffffffff9c, &(0x7f0000002900)={0x28, 0x0, 0x0, @host=0x2}, 0x10, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:11 executing program 2: r0 = socket$inet6_dccp(0xa, 0x6, 0x0) getsockopt$IP6T_SO_GET_ENTRIES(r0, 0x29, 0x41, &(0x7f0000000000)=ANY=[@ANYBLOB="6e617400000000000000000000000000000000000000000000000000000000000010000060399ad67e3f008d10678a3ddd62282fc1d16e01110c5cb1e5d16550cc2303ea975c1e84a1030c899fc123ef2b8f42c19856e1fc9015f23a7db3ed2da1300d9296f7908621566c87c619aea0784d22fbeeb395b3c3d72aaba14bafef525a2e70481a80a870adf0b4c4bf05c3968274a4670947730d93e21c3bad987710a8c6e99be2730b518eba981b3918846173b71475f1c913a072560d0dc70eead10642d8a6347f24c91b567deffded0e3c60ae76ceff7f0532ec435c1952005a75b66c62da8568829ffa9bbbc0688c63b8b97d2e6ba4c6cf377990b4ccf7e30a8389e311e368fdc00e8317fd5887846a524cf6fb907447a7e5c28b4ec0638a138205f8cab2bfc33103162dffcd125c3007c86712d6aea3da14dfe37c1d989fc2f9cd7513b344664f47d485de2fa416914f9d53d49917722e6eb0e6e990e6241814949be41e5696f3b7a13fb9f8fefc0902be461eb920cdb028169edbf312aa1d1ad9f78e9c5aa294a0f05b21c4261c8150423b738f8148e19f253a5cf4513fc004e1db0eb0efeb8852c47cc0222ce764684575bd45de611d9de5d5be0ef06877883c470c7965bcb13c7cb9f08258670f3ea2a9b9b52fd6f8c2e9966e57caec68dde0fb0f77242a3c65eb329e4baf102baebea7e732596ca10f5b3b073a9c5a8f6d59ad749db2b9ba490a0081144e385b9a5f0dac11c29f899466ee8856ecbc8b2fd565403db03aa7b29c7d397f34a25419bd7e90286ef20ed31f86febdb7f97a8d2252543a119d53a600ccd50f7965ac3e8f967bf425a29d61f86f79be21c7b08905de90bfd5a3f63a5d5211dc2dddd7ba7414d88e74b5c8721e61a55f0eccdf23d041a75753f64bf029a3af427e4f88804309b8600b5cb4a1fca241f32976e9a4532dd3cfae06e9e5abafd91d18416b4f47a2746491ec7b9e45fff973105a889476d70bb5d5648374096c9cd8bc90e1c4aa3735bf0f187f8867285b3b3147b96a6c13f1d336d846a5b39e5a2d5c8e83eb51856218bf9837cf47086d4be42620d475a743caa665bd30c9f357405320bc03256d236566c6592d9f170e4923380a62dc37b4e091e668a5eae3dd8544faf8ecdd4b3340bcb66d94f5f8978b808f180a8520581590f092086edb47674a1bb1330b51bdf901e1d5cc36b499cdf283e83622a179e3f1e6b12079f5c701428c19fc7f016e05067d88b8c6ac1274664060dcb23fc69852a6b9dea01e2fb7bb3fd3a78be31756fb2e0a2bd3a5c147e2404856f656bdfdc65ba38826dad2e509bbc586f728c7eb42dd749acb9540c0413055ffeb2bc0cafb85a41cdefef7f770195c47db94912c82868d9a12e560ae83daabbabc38d49062a3b870e388ec8157b397fca5dfa2721b17776ce00f93ac6c1d9364c65f35520348ebfc4b072a9a33488e654932ed212cc302a205880248a9caa9f84b31e788211702d6e78f9a66b03376ac0b95ede4b689a8523b593aa872acd7d9e7edc2586bf81b58c69344469bac3dd6b26d53b28132ffed437616e3c2d9890ae17fee6fb2bc2adfcdb8c8e7054e1d4743ceb23c827b7a170e014bb4bdcebcee62c03e1f39ae2f2536ff2b4716ba5a1e5b4367348b6079d8659fdbe7b035ccf6fadf1e29f34ed40bf8a9b43aac8f7fd8ed714be2a064bc9bf7a099f4acb944ca6488e79d8e3817d2ecdc716d9e18eaca14c4ba3480c3f8c27d835d05c34f3d2c8982ece522ce77b63ec128defe0b5aeec37499dfec1645b512257b16f84158eb2a79af507805fd231bba2dabedd86dda063ac4c73f7fe630fb457b3bf5bcdd053d55e8c286af370c0fa260bfd88a8f533081f1f6a0a0a06aff43cbcbad6a9de3bffc6923bcfc2f5cf095869736f597295e490582f1a3c8636134df286dbc80b27ef537f9173f62c9e19ab769047fdcae7805e455350ce9caf7db01ec200fb1fa7ff8ae4423eb2065faec878faeb6ba9a3a9500fad6ad42241dcd8bacd72ec5df3eb459f8251d68e8b4ac0625026269d847b7d91f0ac81b0bbf9176a7be95c5a17967543dc851853691bfa1dc80c6b6c4ccd38dee1a16f1dd7fff50d8aefef59d09db5c0cda39a299e1ac3b194497f7c810a0d8e7132df94b5bff080a1e4662504580725f3a909f6b90e40a85d1bdc85013f164f22deda0c8b85c7b6edb43d75905c705c04ce39bc52ff33cec545103b899ce816a49134a4af17051e39984454b8c04125499591184f2ecc5227e446643c3616f853a33690f6b8341f3b5c95a5e89939c09cadc9f146b8bcf1271fc22c9e56b1763bd1ae26851e3e26034ad7728e05f8d056c38e3d15a9141b11f97bcbc906cdc64cdcc3d5cbe3595f93c868fa187fded6bf3f20609b7621427581405774c9267da2b250bac5ecb90c8ff8b6d4b5835278cdb35a8e8c388797cf6dcdd096f2ca3d7b943689437dd735faa3db418840bf2cd9c493b27ddab476793081c51e07110e76d53120738bc93eb4e118df1a82ecacc36e838f1f4103ab59a9d1e4fc1916312c3f72b970c29d9b63f16882cd9fb8ef22b45c08ca52ac91987c60dec1dbffc858345a619488cf8003b917e8c3b85b3a339c0ca880b1a4e4feff37209c025e3ff6bde0f23a96e02bd64d73091bc73b2e88b385685ca982e2fcb22a360994e5adb88b10d9a59e6c6c4ce4e015f1fce2e9d13f526f20ab2a2bbebc301a7a9d2552ea60da3e314255cef1cbc7a7bb9fa8f9861fd282df244cdcbefd4b0edeb8d7fde0ebb55673e978b81e4d8c7836c848b7e1a8deeec4715349547dc3ae5503c8a5d99c5ff9fc4c574998ca7d65c021d70c6c2d9a86381be6d221564d7efae8406c97adf6d59f569571e9658e75b06396a3505d63cc6b43ee2964eb8ead4a8824dd59452f3f8836bb7f94a603f98b616ce2c63482dbd56ae05597cf5da550067e9a9091c23408cf60377187d6317c77accd7be25de87c683a53d98335a8f2d146dc7d1320b258814246d955144b88a32851e8f0a4a9f08b3f3d47b2c2744822066e0d62b000fe145070a72a37ba9289e0ea7be24763c8d95d31b16d2079a2ea03977b15d3f18625b953b3f300f8dacbb26ef88b79195cfd948db3482003edd297fcaccca0c93b13338829549323980879649bbaecfc1f20daafc7d06a2adef83e84998fcf540cf2a756943bf041b44dd42f7957d96593005779430486466c8de823e93ff35679916b8a9a9a4065eec9bf0f9bb81e825bc0991af339bcf34ed6d14955b11829a914506e222bb03420acf0e290a3c3bb780fce8add52769aec45aed876fccdd659aca0eb096310e5e60f33486f2454301ebd45d968035cf4488d761392bd02d16445a6ff44f252402bdf8e0a4af09240036c3c9bf0ab4a10549ed444916bba157c9e16a32eb0359003f1112912597b7a639ab5e8fd17f8f9969242391ec653dbec986960ead945f4320e24472387be64b32b0ab852fb23acfb390ba92ce97db3b04d297acb36413bcb290110a022350d72cdf6303a439aacb87db621ffbc84928a8b9d2784b7e66c17b1d20fb3fbfee00f371e6612c4467aded9a0ce9043960ab7f8df59351abc41d615877e43bbb2d27ac66e2a77d5992f1eb6c7affb511e826bd478a7588fb1f3cb879eb2e2249fecab0c6da4ebe5da1547f952ca8ef09dcff7df5967455ab846bcc3521af6118305e2407ed23156e21bce366bcaf65609f386a43f2f4ef6790d57df30c670f6797e25527f0beac39facd840bcd75f6a202a86cedbc141f4a4c571c171aa8924478f806cf3be728c659596729ba1cad49d7449c3c23770c3596561335fce2b7cbed03426ec42e4207238c578ea915a544a16e5f571d40d7736bc40138ae499c1937e4eff7a712d8daa896dc1870e8360332311c34ead5a620e3d269958221437105d7be7bd5e84b52199461b595d2597ed8515c89ad26913cd21369148994a096cf3085c769291651eaa246e02344af484fde5be4e878f1af92137982b636ad84d2db346743077b2aa90ebfa1c2842b188acef4252f1e0dc378e631c18cc22686630d05f48ac6bdb9124d4a4e73b4af9780c974dcb196c81bcd0e58d45f78304e865b41fbf2268fbf9c7e4291886779920128275c091379b07c049d9334d7b2315a83a5549b913c88f811b2099f8a756fa913c3147fd2193625b94c9cb0ad61f04ac318fad3a3acdb791f2e756f27b2e4e2315db2631453660ae1843832581fc945d731291628f57879b4b24681c5043e7000c55a29921632dbe8a8efa9967feea96cdd7bc3bb5436b94cf78d276f878030ce5d548a837daa953976a627ce4d3fca0b01070edcd9cc0b85a323a6582b7cd2d3031c731c8d2a0d9c3258eb2567ff1f7bbebfe88db19b7b1aeedca1b1fff6ad7a9506e08e85e1eb242ce09c022a1a197d3fda875c62757166803eaa91fc8731e29afa88db7282d774a5c132ae6fddbf2c3057842fef5a0db97ad2d31489197543a2cb707a21affb55f72ec0abb1775cb1ef02aac8701b04fb99ca3c24e18e31d7793bc9f03dc1f4c446d3b900a3a6cdcd1bb03794403af3081f084c160d0029b4060beec20b3db1f6123bdc7e8e4ac637594e70104d4e348fec52ad29fb2272b1c5ed3e367242d095ccccee13097d3776cf014152596f8b4311630b57df573245a800f2d0f0eb8ccc82f36fde3a7484723d2283cc8aa037edc81fbccc12eeae29621e48e54f44900cbe526d43716360c1caaa2e4cf735c1eab5a24021299a313cafa8948fad946de4af71fee42204ce6cf56aee2be19e764dd9c1b2f6801c6b7506ed0019983588da7a0ad24b28cbb7b6aa04239e2c5c241e54c905e2f6bebb1b1118cf75df816e863b310981995cf4aaaae6d2eca4cabebbf6bab3ecc43c4551d71f20b88be80136bd268d62aa449c36cb030286a9500e3f13b9876997237041aacc4600af0e494bdd7f817d64945b6bb0f9317e81a7bbf3889ba356109073ee936261eac0ca53d1222129605a55a51705607f7bbf6a53829f6c566483b390fa8a4fd35b897e28d7e0c1106d48291a4a3f7ba49fac6a0bbb41f11a22c31ca6e225a036d7339582bc25fa78dc9657c6e05379473d5dc9f9425340177182e264261cf43d457ed31e69da5f38bf0fd2060eb77364e9c567e16472d7e0856553d32cc080ed6bd576d8ecf3018f00364a276c7d15c9dae5a3bb2cfd2162fec8fa9ebbd31e21b1c93af9567640ef6de1153a7adaf9a680115a9b5c63dde2087846d789b08b7558ce90efea9c92bcf706ddba852b5e7b832dfd4f817468b789eadb27363054de740981c4b4004667f6465750a0982ffc355bbdc7c31eb0940a96dad7fe362074532d7dfcb222494655cd6d4262f03d2bd205c5c5ed9b5f450aef8c2d1e53cf50bc3cb32f9a55586dfa0a5081abaac2e314967c8748e02cd71e6d71de21562e3eafdc5d601df61e6fa96c8a53003095b0842567246f0ed32473fe08098bcd92afb9802e5ec60f425421efb95833275d4696b40a162fcde6b718164218ae0faa4355d452336358e2b61afae9c6104e434c780c0d63a10bb0cda2efe4748a8bc5fa191e75b0797e6a64d36128bc6865026b18e78a25aff9b76118071251ea236e8853157f3f4bcd61c2050c46b3cdf49fb656f744ddc9ab4f893d147153c1722c7813b8b6d7c98c47b3e054a292d23b54f30bd02d9f197d06285eb5017262b967a5dbb7c94402f527322e678b8482e4090d191deb38f26dd5350b9113be1a8111f6b7bb06fc821329c1ef4f8bc2f8215555fa0d4bf24354ddc1041d7a922b78f0c39322dfc864c862a9"], &(0x7f0000001040)=0x1024) unshare(0x104c00) ioctl$int_in(r0, 0x5421, &(0x7f0000001080)=0x1000005) 2018/04/03 19:28:11 executing program 7: socket$kcm(0x29, 0x5, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) [ 615.449187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 615.456457] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 615.463715] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 615.470968] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000001b 2018/04/03 19:28:12 executing program 2: unshare(0x8000400) r0 = socket(0xb, 0x3, 0x20) setsockopt$bt_BT_RCVMTU(r0, 0x112, 0xd, &(0x7f00000012c0)=0x6, 0x2) 2018/04/03 19:28:12 executing program 4: socket$kcm(0x29, 0x100000000000d, 0x0) r0 = socket$pptp(0x18, 0x1, 0x2) ioctl$PPPIOCGFLAGS(r0, 0x8004745a, &(0x7f0000000000)) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) accept$inet6(r1, &(0x7f0000000040)={0x0, 0x0, 0x0, @loopback}, &(0x7f0000000080)=0x1c) 2018/04/03 19:28:12 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:12 executing program 3 (fault-call:0 fault-nth:28): unshare(0x8000400) 2018/04/03 19:28:12 executing program 0: socketpair(0xb, 0x80007, 0x5, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000000040)={0x0, 0x7}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f00000000c0)={r1, 0x5}, 0x8) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:12 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x270) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000000640)={&(0x7f0000000140)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff}}, 0x80, &(0x7f0000000580)=[{&(0x7f00000001c0)=""/206, 0xce}, {&(0x7f00000002c0)=""/189, 0xbd}, {&(0x7f0000000380)=""/252, 0xfc}, {&(0x7f0000000480)=""/78, 0x4e}, {&(0x7f0000000500)=""/109, 0x6d}, {&(0x7f00000000c0)=""/43, 0x2b}], 0x6, &(0x7f0000000600)=""/15, 0xf, 0x2}, 0x40) bind$unix(r1, &(0x7f0000000680)=@abs={0x1, 0x0, 0x4e21}, 0x6e) 2018/04/03 19:28:12 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(0xffffffffffffffff, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:12 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) accept4$vsock_stream(r0, &(0x7f0000000000)={0x28, 0x0, 0x800000002711, @reserved=0x1}, 0xfdc2, 0x4080802) [ 616.195802] FAULT_INJECTION: forcing a failure. [ 616.195802] name failslab, interval 1, probability 0, space 0, times 0 [ 616.207132] CPU: 0 PID: 15681 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 616.214781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.224126] Call Trace: [ 616.226717] dump_stack+0x194/0x24d [ 616.230346] ? arch_local_irq_restore+0x53/0x53 [ 616.235041] should_fail+0x8c0/0xa40 [ 616.238756] ? is_bpf_text_address+0xa4/0x120 [ 616.243250] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 616.248347] ? __kernel_text_address+0xd/0x40 [ 616.252844] ? unwind_get_return_address+0x61/0xa0 [ 616.257785] ? find_held_lock+0x35/0x1d0 [ 616.261846] ? __lock_is_held+0xb6/0x140 [ 616.265917] ? check_same_owner+0x320/0x320 [ 616.270241] ? rcu_note_context_switch+0x710/0x710 [ 616.275174] should_failslab+0xec/0x120 [ 616.279136] kmem_cache_alloc_trace+0x4b/0x740 [ 616.283705] ? __kmalloc_node+0x33/0x70 [ 616.287664] ? __kmalloc_node+0x33/0x70 [ 616.291641] ? rcu_read_lock_sched_held+0x108/0x120 [ 616.296647] __memcg_init_list_lru_node+0x169/0x270 [ 616.301821] ? list_lru_add+0x7c0/0x7c0 [ 616.305775] ? __kmalloc_node+0x47/0x70 [ 616.310150] __list_lru_init+0x544/0x750 [ 616.314211] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 616.320084] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 616.325083] ? lockdep_init_map+0x9/0x10 [ 616.329138] sget_userns+0x6b1/0xe40 [ 616.332848] ? set_anon_super+0x20/0x20 [ 616.336811] ? put_filp+0x90/0x90 [ 616.340255] ? destroy_unused_super.part.6+0xd0/0xd0 2018/04/03 19:28:12 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000080)={0x3, &(0x7f0000000040)=[{}, {0x0}, {}]}) r3 = accept4$packet(0xffffffffffffff9c, 0x0, &(0x7f0000000100), 0x800) getsockopt$IP_VS_SO_GET_DESTS(r0, 0x0, 0x484, &(0x7f00000007c0)=""/157, &(0x7f0000000880)=0x5f) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140)={0x0, 0x7, 0x8000}, 0x4) getsockopt$packet_int(r3, 0x107, 0x18, &(0x7f0000000180), &(0x7f00000001c0)=0x4) r4 = accept4$inet(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, @rand_addr}, &(0x7f0000000600)=0x10, 0x80000) getsockopt$inet_sctp_SCTP_HMAC_IDENT(r4, 0x84, 0x16, &(0x7f00000006c0)=ANY=[@ANYBLOB="0000dbb3f1342416a7b85483f69c461a5970f9f355000000"], &(0x7f0000000680)=0x8) accept$packet(r3, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000280)=0x14) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000002c0)={{{@in6=@ipv4={[], [], @dev}, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@mcast1}}, &(0x7f00000003c0)=0xe8) sendmsg$nl_xfrm(r3, &(0x7f0000000580)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x20030}, 0xc, &(0x7f0000000540)={&(0x7f0000000400)=@newsa={0x104, 0x10, 0x100, 0x70bd28, 0x25dfdbfd, {{@in6=@mcast1={0xff, 0x1, [], 0x1}, @in=@loopback=0x7f000001, 0x4e23, 0x7f, 0x4e23, 0x0, 0xa, 0x80, 0x80, 0x29, r5, r6}, {@in6=@remote={0xfe, 0x80, [], 0xbb}, 0x4d2}, @in=@rand_addr=0x80000000, {0x8000, 0x0, 0x5, 0x5800000000000, 0xfffffffffffffdf1, 0x8, 0x8, 0x80000001}, {0x4, 0x0, 0x4, 0x1ff}, {0xfffffffffffffffc, 0x440192d0, 0x10000}, 0x70bd2c, 0x0, 0x0, 0x3, 0xa56, 0x44}, [@coaddr={0x14, 0xe, @in=@loopback=0x7f000001}]}, 0x104}, 0x1, 0x0, 0x0, 0x20000040}, 0x20000014) ioctl$DRM_IOCTL_SWITCH_CTX(r1, 0x40086424, &(0x7f00000000c0)={r2, 0x1}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 616.345347] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 616.350350] ? debug_object_fixup+0x30/0x30 [ 616.354658] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 616.359657] ? __lockdep_init_map+0xe4/0x650 [ 616.364058] ? get_random_u32+0x188/0x350 [ 616.368192] ? __raw_spin_lock_init+0x2d/0x100 [ 616.372771] ? mqueue_mount+0xe0/0xe0 [ 616.376556] mount_ns+0x6d/0x190 [ 616.379909] mqueue_mount+0xbe/0xe0 [ 616.383530] mount_fs+0x66/0x2d0 [ 616.386891] vfs_kern_mount.part.26+0xc6/0x4a0 [ 616.391470] ? may_umount+0xa0/0xa0 [ 616.395091] ? compat_SyS_msgrcv+0x50/0x50 [ 616.399317] ? ida_remove+0x3f0/0x3f0 [ 616.403110] ? kmem_cache_alloc_trace+0x459/0x740 [ 616.407946] kern_mount_data+0x50/0xb0 [ 616.411829] mq_init_ns+0x167/0x220 [ 616.415450] copy_ipcs+0x3a4/0x520 [ 616.418966] ? ipcns_get+0xf0/0xf0 [ 616.422490] ? do_mount+0x2bb0/0x2bb0 [ 616.426279] create_new_namespaces+0x278/0x880 [ 616.430839] ? sys_ni_syscall+0x20/0x20 [ 616.434806] ? ns_capable_common+0xcf/0x160 [ 616.439114] unshare_nsproxy_namespaces+0xae/0x1e0 [ 616.444026] SyS_unshare+0x653/0xfa0 [ 616.447718] ? vfs_write+0x374/0x510 [ 616.451422] ? walk_process_tree+0x400/0x400 [ 616.455821] ? __lock_is_held+0xb6/0x140 [ 616.459889] ? __sb_end_write+0xa0/0xd0 [ 616.463845] ? fput+0xd2/0x140 [ 616.467021] ? SyS_write+0x184/0x220 [ 616.470717] ? SyS_read+0x220/0x220 [ 616.474325] ? do_syscall_64+0xb7/0x940 [ 616.478284] ? walk_process_tree+0x400/0x400 [ 616.482669] do_syscall_64+0x281/0x940 [ 616.486537] ? vmalloc_sync_all+0x30/0x30 [ 616.490672] ? _raw_spin_unlock_irq+0x27/0x70 [ 616.495156] ? finish_task_switch+0x1c1/0x7e0 [ 616.499634] ? syscall_return_slowpath+0x550/0x550 [ 616.504550] ? syscall_return_slowpath+0x2ac/0x550 [ 616.509457] ? prepare_exit_to_usermode+0x350/0x350 [ 616.514451] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 616.519812] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 616.524639] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 616.529804] RIP: 0033:0x4552d9 [ 616.532971] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:28:12 executing program 7: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) socketpair$inet_smc(0x2b, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000140)={0x2, 'ip6tnl0\x00', 0x9}, 0x18) 2018/04/03 19:28:12 executing program 4: socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000240)) socket$kcm(0x29, 0x5, 0x0) socket$pppoe(0x18, 0x1, 0x0) 2018/04/03 19:28:12 executing program 3 (fault-call:0 fault-nth:29): unshare(0x8000400) [ 616.540667] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 616.547920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 616.555172] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 616.562425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 616.569678] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000001c [ 616.590478] IPVS: length: 95 != 24 2018/04/03 19:28:12 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) epoll_wait(r0, &(0x7f0000000140)=[{}, {}, {}, {}], 0x4, 0x6) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r1, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:12 executing program 2: unshare(0x8004) r0 = socket(0xf, 0x7, 0x3ff) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000040)=@assoc_value={0x0}, &(0x7f0000000080)=0x8) bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)=0x7, 0x4) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f00000000c0)={r1, 0x2, 0x1, 0xfb5, 0xe9f1, 0x100000000, 0x5, 0x5f5, {r1, @in={{0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x4, 0xb0df, 0x401, 0x7fffffff, 0x3ff8000000000}}, &(0x7f0000000180)=0xb0) ioctl$sock_ipx_SIOCAIPXPRISLT(r0, 0x89e1, &(0x7f00000001c0)=0x1) connect$netlink(r0, &(0x7f0000000240)=@unspec, 0xc) connect$ipx(r0, &(0x7f0000000200)={0x4, 0xffffffff, 0x7fffffff, "0eb8cb9f0ef9", 0xfffffffffffffffc}, 0x10) 2018/04/03 19:28:12 executing program 7 (fault-call:0 fault-nth:0): socket$can_bcm(0x1d, 0x2, 0x2) [ 616.609329] IPVS: length: 95 != 24 2018/04/03 19:28:12 executing program 4: r0 = socket$kcm(0x29, 0x5, 0x0) tee(r0, r0, 0xe048, 0xe) [ 616.649080] FAULT_INJECTION: forcing a failure. [ 616.649080] name failslab, interval 1, probability 0, space 0, times 0 [ 616.660499] CPU: 0 PID: 15707 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 616.667862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.677373] Call Trace: [ 616.679958] dump_stack+0x194/0x24d [ 616.683585] ? arch_local_irq_restore+0x53/0x53 [ 616.688248] ? __save_stack_trace+0x7e/0xd0 [ 616.692570] should_fail+0x8c0/0xa40 2018/04/03 19:28:12 executing program 2: unshare(0x3676e35b413960ee) socket$nl_xfrm(0x10, 0x3, 0x6) r0 = accept4$inet6(0xffffffffffffffff, &(0x7f0000001800)={0x0, 0x0, 0x0, @mcast1}, &(0x7f0000001840)=0x1c, 0x80800) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffff9c, 0x84, 0x18, &(0x7f0000001880)={0x0, 0x1}, &(0x7f00000018c0)=0x8) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000001900)={r1, 0x9}, &(0x7f0000001940)=0x8) r2 = socket$key(0xf, 0x3, 0x2) r3 = accept4(r2, &(0x7f00000001c0)=@nl=@proc, &(0x7f0000000080)=0x80, 0x80000) getsockopt$IP6T_SO_GET_REVISION_TARGET(r3, 0x29, 0x45, &(0x7f00000000c0)={'ipvs\x00'}, &(0x7f0000000100)=0x1e) 2018/04/03 19:28:12 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f000025bfc8)={&(0x7f0000b9343a)={0x10}, 0xc, &(0x7f000033cff0)={&(0x7f0000e62000)=@ipv4_delroute={0x20, 0x19, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {0x2}, [@RTA_MULTIPATH={0x4, 0x9}]}, 0x20}, 0x1}, 0x0) socketpair$inet6_sctp(0xa, 0x0, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000040)={0x0, 0x72, "10f04502dc4052ba3856393b3774df42b2cc93f9e29fe1749e2bbc536a5fb9fd2281fcc55168932502b203f55a19d055db3fd7c0a3a5b63a2bee289022decd10d0736784158da286be2ba6ff890df90ec2bd15313a4e29ec2a266d2c29524b10e8a0bd6523eeb7fab56c51d04eda270e97ff"}, &(0x7f0000000180)=0x7a) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f00000001c0)={0x3, 0x202, 0x6, 0x0, r3}, &(0x7f0000000200)=0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000000c0)={0x1, 0xfffffffffffffff9, 0xa, 0x2, 0x48066d6, 0x8, 0x2, 0x2, 0x0}, &(0x7f0000000100)=0x20) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r1, 0x84, 0x19, &(0x7f0000000140)={r4, 0x1}, 0x8) [ 616.696279] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 616.701381] ? kasan_kmalloc+0xad/0xe0 [ 616.705262] ? kmem_cache_alloc_trace+0x136/0x740 [ 616.710101] ? __memcg_init_list_lru_node+0x169/0x270 [ 616.715286] ? __list_lru_init+0x544/0x750 [ 616.719518] ? sget_userns+0x6b1/0xe40 [ 616.723408] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 616.728160] ? kern_mount_data+0x50/0xb0 [ 616.732216] ? mq_init_ns+0x167/0x220 [ 616.736011] ? copy_ipcs+0x3a4/0x520 [ 616.739718] ? create_new_namespaces+0x278/0x880 [ 616.744471] ? unshare_nsproxy_namespaces+0xae/0x1e0 2018/04/03 19:28:13 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f0000000000)={'irlan0\x00', {0x2, 0x4e21}}) [ 616.749572] ? SyS_unshare+0x653/0xfa0 [ 616.753492] ? find_held_lock+0x35/0x1d0 [ 616.757555] ? __lock_is_held+0xb6/0x140 [ 616.761621] ? check_same_owner+0x320/0x320 [ 616.765946] ? rcu_note_context_switch+0x710/0x710 [ 616.770866] should_failslab+0xec/0x120 [ 616.774836] kmem_cache_alloc_trace+0x4b/0x740 [ 616.779416] ? __kmalloc_node+0x33/0x70 [ 616.783386] ? __kmalloc_node+0x33/0x70 [ 616.787361] ? rcu_read_lock_sched_held+0x108/0x120 [ 616.792380] __memcg_init_list_lru_node+0x169/0x270 2018/04/03 19:28:13 executing program 4: r0 = accept(0xffffffffffffffff, &(0x7f0000000080)=@pppoe={0x0, 0x0, {0x0, @remote}}, &(0x7f0000000000)=0x80) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000100), 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1000000000001, 0x100000021, 0x8400000000003, 0xffffffff00000005}, 0x2c) getpeername$ipx(r0, &(0x7f0000000100), &(0x7f0000000140)=0x10) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r1, &(0x7f0000000200), &(0x7f0000000140)}, 0x20) 2018/04/03 19:28:13 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) socketpair$inet(0x2, 0x80a, 0x100000000, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000040)={0x0, @in6={{0xa, 0x4e24, 0xffff, @dev={0xfe, 0x80, [], 0x18}, 0xb41}}}, &(0x7f0000000100)=0x84) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000140)=@assoc_value={r2, 0x1}, 0x8) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f00000001c0)={r2, 0x10, &(0x7f0000000180)=[@in={0x2, 0x4e21, @loopback=0x7f000001}]}, &(0x7f0000000200)=0x10) [ 616.797396] ? list_lru_add+0x7c0/0x7c0 [ 616.801366] ? __kmalloc_node+0x47/0x70 [ 616.805341] __list_lru_init+0x544/0x750 [ 616.809405] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 616.815294] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 616.820312] ? lockdep_init_map+0x9/0x10 [ 616.824370] sget_userns+0x6b1/0xe40 [ 616.828071] ? set_anon_super+0x20/0x20 [ 616.832040] ? put_filp+0x90/0x90 [ 616.835491] ? destroy_unused_super.part.6+0xd0/0xd0 [ 616.840589] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 616.845619] ? debug_object_fixup+0x30/0x30 2018/04/03 19:28:13 executing program 4: getsockname(0xffffffffffffff9c, &(0x7f0000000080)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, &(0x7f0000000000)=0x80) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f0000000100)=0x901, 0x4) r1 = socket$netlink(0x10, 0x3, 0x0) socket$pptp(0x18, 0x1, 0x2) writev(r1, &(0x7f0000000340)=[{&(0x7f0000000040)="29000000200019fff63d0014000000060200000315de0005100000040d000a000000000000f9000008", 0x29}], 0x1) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_MAP(r2, 0xc0286415, &(0x7f0000000180)={&(0x7f0000ffc000/0x2000)=nil, 0xfff, 0x5, 0x40, &(0x7f0000ffa000/0x3000)=nil, 0x6}) setsockopt$netrom_NETROM_T2(r0, 0x103, 0x2, &(0x7f00000001c0)=0x81, 0x4) [ 616.849934] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 616.854943] ? __lockdep_init_map+0xe4/0x650 [ 616.859349] ? get_random_u32+0x188/0x350 [ 616.863489] ? __raw_spin_lock_init+0x2d/0x100 [ 616.864392] netlink: 'syz-executor4': attribute type 10 has an invalid length. [ 616.868076] ? mqueue_mount+0xe0/0xe0 [ 616.868086] mount_ns+0x6d/0x190 [ 616.868098] mqueue_mount+0xbe/0xe0 [ 616.868109] mount_fs+0x66/0x2d0 [ 616.868121] vfs_kern_mount.part.26+0xc6/0x4a0 [ 616.868133] ? may_umount+0xa0/0xa0 [ 616.868143] ? compat_SyS_msgrcv+0x50/0x50 [ 616.868152] ? ida_remove+0x3f0/0x3f0 [ 616.868164] ? kmem_cache_alloc_trace+0x459/0x740 [ 616.880095] netlink: 'syz-executor4': attribute type 10 has an invalid length. [ 616.882621] kern_mount_data+0x50/0xb0 [ 616.882632] mq_init_ns+0x167/0x220 [ 616.882641] copy_ipcs+0x3a4/0x520 [ 616.882651] ? ipcns_get+0xf0/0xf0 [ 616.882662] ? do_mount+0x2bb0/0x2bb0 [ 616.882679] create_new_namespaces+0x278/0x880 [ 616.882692] ? sys_ni_syscall+0x20/0x20 [ 616.882706] ? ns_capable_common+0xcf/0x160 [ 616.882716] unshare_nsproxy_namespaces+0xae/0x1e0 [ 616.882729] SyS_unshare+0x653/0xfa0 [ 616.957960] ? vfs_write+0x374/0x510 [ 616.961651] ? walk_process_tree+0x400/0x400 [ 616.966039] ? __lock_is_held+0xb6/0x140 [ 616.970081] ? __sb_end_write+0xa0/0xd0 [ 616.974037] ? fput+0xd2/0x140 [ 616.977218] ? SyS_write+0x184/0x220 [ 616.980915] ? SyS_read+0x220/0x220 [ 616.984529] ? do_syscall_64+0xb7/0x940 [ 616.988492] ? walk_process_tree+0x400/0x400 [ 616.992896] do_syscall_64+0x281/0x940 [ 616.996778] ? vmalloc_sync_all+0x30/0x30 [ 617.000923] ? _raw_spin_unlock_irq+0x27/0x70 [ 617.005416] ? finish_task_switch+0x1c1/0x7e0 [ 617.009906] ? syscall_return_slowpath+0x550/0x550 [ 617.014832] ? syscall_return_slowpath+0x2ac/0x550 [ 617.019756] ? prepare_exit_to_usermode+0x350/0x350 [ 617.024762] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 617.030105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 617.034926] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 617.040090] RIP: 0033:0x4552d9 [ 617.043257] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 617.050945] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 617.058191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 617.065436] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 617.072693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 617.079945] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000001d [ 617.098077] FAULT_INJECTION: forcing a failure. [ 617.098077] name failslab, interval 1, probability 0, space 0, times 0 [ 617.109405] CPU: 0 PID: 15746 Comm: syz-executor7 Not tainted 4.16.0-rc7+ #292 [ 617.116759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.126111] Call Trace: [ 617.128698] dump_stack+0x194/0x24d [ 617.132327] ? arch_local_irq_restore+0x53/0x53 [ 617.137003] should_fail+0x8c0/0xa40 [ 617.140718] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 617.145815] ? check_same_owner+0x320/0x320 2018/04/03 19:28:13 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(0xffffffffffffffff, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:13 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket(0x1b, 0x7, 0x78d6366f) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f00000000c0)={0x8, 0x7, 0x2000}, 0x4) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000000)={0x0, 0xffff, 0x3, 0xffffffff, 0x4, 0x3}, &(0x7f0000000040)=0x14) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000080)={r2, 0x7, 0x80000000}, 0x8) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:13 executing program 3 (fault-call:0 fault-nth:30): unshare(0x8000400) [ 617.150143] ? find_held_lock+0x35/0x1d0 [ 617.154204] ? find_held_lock+0x35/0x1d0 [ 617.158278] ? check_same_owner+0x320/0x320 [ 617.162594] ? get_pid_task+0x93/0x140 [ 617.166479] ? rcu_note_context_switch+0x710/0x710 [ 617.171400] ? lock_downgrade+0x980/0x980 [ 617.175551] should_failslab+0xec/0x120 [ 617.179523] kmem_cache_alloc+0x47/0x760 [ 617.183588] ? __f_unlock_pos+0x19/0x20 [ 617.187562] sock_alloc_inode+0x70/0x300 [ 617.192664] ? sock_destroy_inode+0x70/0x70 [ 617.196981] ? proc_fail_nth_write+0x9b/0x1d0 [ 617.201476] ? map_files_get_link+0x3a0/0x3a0 [ 617.203863] FAULT_INJECTION: forcing a failure. [ 617.203863] name failslab, interval 1, probability 0, space 0, times 0 [ 617.205966] ? handle_mm_fault+0x35b/0xb10 [ 617.205978] ? sock_destroy_inode+0x70/0x70 [ 617.205990] alloc_inode+0x65/0x180 [ 617.206002] new_inode_pseudo+0x69/0x190 [ 617.206011] ? prune_icache_sb+0x1a0/0x1a0 [ 617.206022] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 617.206031] ? vfs_write+0x374/0x510 [ 617.206043] sock_alloc+0x41/0x270 [ 617.206057] __sock_create+0x148/0x850 [ 617.253463] ? kernel_sock_ip_overhead+0x4c0/0x4c0 [ 617.258379] ? __sb_end_write+0xa0/0xd0 [ 617.262341] SyS_socket+0xeb/0x1d0 [ 617.265865] ? move_addr_to_kernel+0x60/0x60 [ 617.270255] ? do_syscall_64+0xb7/0x940 [ 617.274212] ? move_addr_to_kernel+0x60/0x60 [ 617.278601] do_syscall_64+0x281/0x940 [ 617.282472] ? vmalloc_sync_all+0x30/0x30 [ 617.286602] ? _raw_spin_unlock_irq+0x27/0x70 [ 617.291082] ? finish_task_switch+0x1c1/0x7e0 [ 617.295561] ? syscall_return_slowpath+0x550/0x550 [ 617.300476] ? syscall_return_slowpath+0x2ac/0x550 [ 617.305387] ? prepare_exit_to_usermode+0x350/0x350 [ 617.310386] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 617.315733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 617.320562] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 617.325733] RIP: 0033:0x4552d9 [ 617.328904] RSP: 002b:00007f0fba28cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 617.336594] RAX: ffffffffffffffda RBX: 00007f0fba28d6d4 RCX: 00000000004552d9 [ 617.343846] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 000000000000001d [ 617.351100] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 617.358352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 617.365603] R13: 000000000000060e R14: 00000000006fc1f0 R15: 0000000000000000 [ 617.372867] CPU: 1 PID: 15757 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 617.373101] socket: no more sockets [ 617.380212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.380215] Call Trace: [ 617.380228] dump_stack+0x194/0x24d [ 617.380239] ? arch_local_irq_restore+0x53/0x53 [ 617.403998] ? __save_stack_trace+0x7e/0xd0 [ 617.408316] should_fail+0x8c0/0xa40 [ 617.412025] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 617.417122] ? kasan_kmalloc+0xad/0xe0 [ 617.421005] ? kmem_cache_alloc_trace+0x136/0x740 [ 617.425845] ? __memcg_init_list_lru_node+0x169/0x270 [ 617.431027] ? __list_lru_init+0x544/0x750 [ 617.435247] ? sget_userns+0x6b1/0xe40 [ 617.439122] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 617.443864] ? kern_mount_data+0x50/0xb0 [ 617.447908] ? mq_init_ns+0x167/0x220 [ 617.451777] ? copy_ipcs+0x3a4/0x520 [ 617.455467] ? create_new_namespaces+0x278/0x880 [ 617.460204] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 617.465292] ? SyS_unshare+0x653/0xfa0 [ 617.469158] ? find_held_lock+0x35/0x1d0 [ 617.473197] ? __lock_is_held+0xb6/0x140 [ 617.477247] ? check_same_owner+0x320/0x320 [ 617.481551] ? rcu_note_context_switch+0x710/0x710 [ 617.486467] should_failslab+0xec/0x120 [ 617.490428] kmem_cache_alloc_trace+0x4b/0x740 [ 617.494985] ? __kmalloc_node+0x33/0x70 [ 617.498945] ? __kmalloc_node+0x33/0x70 [ 617.502906] ? rcu_read_lock_sched_held+0x108/0x120 [ 617.507908] __memcg_init_list_lru_node+0x169/0x270 [ 617.512909] ? list_lru_add+0x7c0/0x7c0 [ 617.516870] ? __kmalloc_node+0x47/0x70 [ 617.520822] __list_lru_init+0x544/0x750 [ 617.524876] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 617.530738] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 617.535736] ? lockdep_init_map+0x9/0x10 [ 617.539782] sget_userns+0x6b1/0xe40 [ 617.543479] ? set_anon_super+0x20/0x20 [ 617.547439] ? put_filp+0x90/0x90 [ 617.550881] ? destroy_unused_super.part.6+0xd0/0xd0 [ 617.555982] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 617.560984] ? debug_object_fixup+0x30/0x30 [ 617.565458] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 617.570455] ? __lockdep_init_map+0xe4/0x650 [ 617.574840] ? get_random_u32+0x188/0x350 [ 617.578974] ? __raw_spin_lock_init+0x2d/0x100 [ 617.583542] ? mqueue_mount+0xe0/0xe0 [ 617.587324] mount_ns+0x6d/0x190 [ 617.590676] mqueue_mount+0xbe/0xe0 [ 617.594286] mount_fs+0x66/0x2d0 [ 617.597646] vfs_kern_mount.part.26+0xc6/0x4a0 [ 617.602214] ? may_umount+0xa0/0xa0 [ 617.605819] ? compat_SyS_msgrcv+0x50/0x50 [ 617.610036] ? ida_remove+0x3f0/0x3f0 [ 617.613823] ? kmem_cache_alloc_trace+0x459/0x740 [ 617.618648] kern_mount_data+0x50/0xb0 [ 617.622518] mq_init_ns+0x167/0x220 [ 617.626129] copy_ipcs+0x3a4/0x520 [ 617.629647] ? ipcns_get+0xf0/0xf0 [ 617.633166] ? do_mount+0x2bb0/0x2bb0 [ 617.636958] create_new_namespaces+0x278/0x880 [ 617.641526] ? sys_ni_syscall+0x20/0x20 [ 617.645482] ? ns_capable_common+0xcf/0x160 [ 617.649782] unshare_nsproxy_namespaces+0xae/0x1e0 [ 617.654694] SyS_unshare+0x653/0xfa0 [ 617.658383] ? vfs_write+0x374/0x510 [ 617.662085] ? walk_process_tree+0x400/0x400 [ 617.666481] ? __lock_is_held+0xb6/0x140 [ 617.670532] ? __sb_end_write+0xa0/0xd0 [ 617.674492] ? fput+0xd2/0x140 [ 617.677666] ? SyS_write+0x184/0x220 [ 617.681365] ? SyS_read+0x220/0x220 [ 617.684980] ? do_syscall_64+0xb7/0x940 [ 617.688938] ? walk_process_tree+0x400/0x400 [ 617.693332] do_syscall_64+0x281/0x940 [ 617.697197] ? vmalloc_sync_all+0x30/0x30 [ 617.701329] ? _raw_spin_unlock_irq+0x27/0x70 [ 617.705816] ? finish_task_switch+0x1c1/0x7e0 [ 617.710292] ? syscall_return_slowpath+0x550/0x550 [ 617.715300] ? syscall_return_slowpath+0x2ac/0x550 [ 617.720213] ? prepare_exit_to_usermode+0x350/0x350 [ 617.725220] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 617.730587] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 617.735410] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 617.740579] RIP: 0033:0x4552d9 [ 617.743746] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 617.751428] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 617.758672] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 617.765936] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 617.773197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 617.780456] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000001e 2018/04/03 19:28:14 executing program 7 (fault-call:0 fault-nth:1): socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:14 executing program 2: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000140)={0xffffffffffffff9c}) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) getsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f0000000080)={@empty, @rand_addr}, &(0x7f00000000c0)=0x8) unshare(0x8000400) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000100)) r1 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x80000) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000180)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0106426, &(0x7f0000000200)={0x2, &(0x7f00000001c0)=[{}, {0x0}]}) ioctl$DRM_IOCTL_GET_SAREA_CTX(r2, 0xc010641d, &(0x7f00000002c0)={r3, &(0x7f0000000240)=""/102}) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000040)={0x0, 0x7, 0xb000}, 0x4) 2018/04/03 19:28:14 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000080)=@broute={'broute\x00', 0x20, 0x1, 0xa28, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20001d40], 0x0, &(0x7f0000001d00), &(0x7f0000001d40)=ANY=[@ANYBLOB="00000000000000000000000000000000000000000000000000000000000000000000000000000000feffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff010000000d00000000000000000069705f7674693000000000000000000074756e6c30000800000000000000000065716c00000000000000000000000000697064647030000000000000000000000000000000000004000000000000000000000000000000000000f00800002009000098090000616d6f6e6700000000000000000000000000000000000000000000000000000058080000000000000000000028000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000e0000002000000000000000000000000000000efff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000300000000000000000000007f00000100000000000000007f0000010000000000000000e00000024e46515545554500000000000000000000000000000000000000000000000000080000000000000008000000000000006e666c6f6700000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000004d3afd162146a851354155087b2aa13d0a36a38f972508b322a771a08d6024907b6b6d0ebb12c33df025cc43b663b3f332deeed3732de11cfbcb0854c7d3691800000000"]}, 0xaa0) shutdown(r0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={r0}) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r1, 0x29, 0xd3, &(0x7f0000000100)={{0xa, 0x4e20, 0x1000, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, {0xa, 0x4e22, 0x2, @loopback={0x0, 0x1}, 0x2}, 0x200, [0x0, 0xbe, 0x53ae, 0x2b55, 0x20, 0x1, 0x2, 0x7fffffff]}, 0x5c) 2018/04/03 19:28:14 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000240)=ANY=[@ANYBLOB="e319ff7d97e2600a1237ff"], &(0x7f0000000080)=0x4) r0 = accept4(0xffffffffffffff9c, &(0x7f0000000140)=@nfc_llcp, &(0x7f00000000c0)=0x80, 0x80000) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f00000001c0), &(0x7f0000000200)=0x4) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x5, 0x3, 0x4, 0x8000000000009, 0x5, r1, 0x4, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:14 executing program 3 (fault-call:0 fault-nth:31): unshare(0x8000400) 2018/04/03 19:28:14 executing program 0: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r0, 0x800448d3, &(0x7f0000000040)={{0xffffffffffffff00, 0x1000, 0x5, 0x8, 0x3, 0x1}, 0x0, 0x2, 0x3ec4, 0x100000001, 0x7, "f7f0cb5379c39978a77c584efd7a22f01de85e980079e3c6132510fd35051951b2743dd0c919abbe23aa82ba51aee3a3a2a236ebed64bfc9a8ce673f8a028bf2716f0de2144dbbd40cccb8afa97f5e59b67a0725707935acb84d9b70e425e85f7218ea98f0379e1d2f8bf2f161b63b6c32fdff3f87ab6e7deb2b30d779a1ca7d"}) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r1, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:14 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) recvmsg(r0, &(0x7f0000002380)={&(0x7f0000000000)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000002300)=[{&(0x7f0000000080)=""/53, 0x35}, {&(0x7f00000000c0)=""/4096, 0x1000}, {&(0x7f00000010c0)=""/158, 0x9e}, {&(0x7f0000001180)=""/102, 0x66}, {&(0x7f0000001200)=""/4096, 0x1000}, {&(0x7f0000002200)=""/195, 0xc3}], 0x6, 0x0, 0x0, 0x9}, 0x12042) ioctl$sock_bt_cmtp_CMTPCONNDEL(r1, 0x400443c9, &(0x7f0000002400)={{0x0, 0x4, 0x44, 0x6, 0x6, 0x400000000000}, 0xb}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:14 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(0xffffffffffffffff, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 618.227400] FAULT_INJECTION: forcing a failure. [ 618.227400] name failslab, interval 1, probability 0, space 0, times 0 [ 618.238698] CPU: 1 PID: 15777 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 618.246054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.255399] Call Trace: [ 618.257988] dump_stack+0x194/0x24d [ 618.261613] ? arch_local_irq_restore+0x53/0x53 [ 618.266278] ? __save_stack_trace+0x7e/0xd0 [ 618.270600] should_fail+0x8c0/0xa40 [ 618.274310] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 618.276107] FAULT_INJECTION: forcing a failure. [ 618.276107] name failslab, interval 1, probability 0, space 0, times 0 [ 618.279403] ? kasan_kmalloc+0xad/0xe0 [ 618.279415] ? kmem_cache_alloc_trace+0x136/0x740 [ 618.279426] ? __memcg_init_list_lru_node+0x169/0x270 [ 618.279433] ? __list_lru_init+0x544/0x750 [ 618.279442] ? sget_userns+0x6b1/0xe40 [ 618.279451] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 618.279458] ? kern_mount_data+0x50/0xb0 [ 618.279464] ? mq_init_ns+0x167/0x220 [ 618.279476] ? copy_ipcs+0x3a4/0x520 [ 618.328802] ? create_new_namespaces+0x278/0x880 [ 618.333541] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 618.338628] ? SyS_unshare+0x653/0xfa0 [ 618.342501] ? find_held_lock+0x35/0x1d0 [ 618.346544] ? __lock_is_held+0xb6/0x140 [ 618.350594] ? check_same_owner+0x320/0x320 [ 618.354902] ? rcu_note_context_switch+0x710/0x710 [ 618.359817] should_failslab+0xec/0x120 [ 618.363779] kmem_cache_alloc_trace+0x4b/0x740 [ 618.368343] ? __kmalloc_node+0x33/0x70 [ 618.372298] ? __kmalloc_node+0x33/0x70 [ 618.376255] ? rcu_read_lock_sched_held+0x108/0x120 [ 618.381256] __memcg_init_list_lru_node+0x169/0x270 [ 618.386255] ? list_lru_add+0x7c0/0x7c0 [ 618.390386] ? __kmalloc_node+0x47/0x70 [ 618.394349] __list_lru_init+0x544/0x750 [ 618.398394] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 618.404261] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 618.409264] ? lockdep_init_map+0x9/0x10 [ 618.413310] sget_userns+0x6b1/0xe40 [ 618.417006] ? set_anon_super+0x20/0x20 [ 618.420964] ? put_filp+0x90/0x90 [ 618.424399] ? destroy_unused_super.part.6+0xd0/0xd0 [ 618.429489] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 618.434490] ? debug_object_fixup+0x30/0x30 [ 618.438794] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 618.443832] ? __lockdep_init_map+0xe4/0x650 [ 618.448226] ? get_random_u32+0x188/0x350 [ 618.452357] ? __raw_spin_lock_init+0x2d/0x100 [ 618.456932] ? mqueue_mount+0xe0/0xe0 [ 618.460717] mount_ns+0x6d/0x190 [ 618.464067] mqueue_mount+0xbe/0xe0 [ 618.467764] mount_fs+0x66/0x2d0 [ 618.471113] vfs_kern_mount.part.26+0xc6/0x4a0 [ 618.475680] ? may_umount+0xa0/0xa0 [ 618.479292] ? compat_SyS_msgrcv+0x50/0x50 [ 618.483512] ? ida_remove+0x3f0/0x3f0 [ 618.487295] ? kmem_cache_alloc_trace+0x459/0x740 [ 618.492120] kern_mount_data+0x50/0xb0 [ 618.495988] mq_init_ns+0x167/0x220 [ 618.499599] copy_ipcs+0x3a4/0x520 [ 618.503120] ? ipcns_get+0xf0/0xf0 [ 618.506641] ? do_mount+0x2bb0/0x2bb0 [ 618.510431] create_new_namespaces+0x278/0x880 [ 618.514997] ? sys_ni_syscall+0x20/0x20 [ 618.518960] ? ns_capable_common+0xcf/0x160 [ 618.523353] unshare_nsproxy_namespaces+0xae/0x1e0 [ 618.528265] SyS_unshare+0x653/0xfa0 [ 618.531956] ? vfs_write+0x374/0x510 [ 618.535679] ? walk_process_tree+0x400/0x400 [ 618.540081] ? __lock_is_held+0xb6/0x140 [ 618.544133] ? __sb_end_write+0xa0/0xd0 [ 618.548092] ? fput+0xd2/0x140 [ 618.551268] ? SyS_write+0x184/0x220 [ 618.554962] ? SyS_read+0x220/0x220 [ 618.558583] ? do_syscall_64+0xb7/0x940 [ 618.562543] ? walk_process_tree+0x400/0x400 [ 618.566931] do_syscall_64+0x281/0x940 [ 618.570802] ? vmalloc_sync_all+0x30/0x30 [ 618.574933] ? _raw_spin_unlock_irq+0x27/0x70 [ 618.579414] ? finish_task_switch+0x1c1/0x7e0 [ 618.583890] ? syscall_return_slowpath+0x550/0x550 [ 618.588801] ? syscall_return_slowpath+0x2ac/0x550 [ 618.593713] ? prepare_exit_to_usermode+0x350/0x350 [ 618.598712] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 618.604070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 618.608900] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 618.614069] RIP: 0033:0x4552d9 [ 618.617239] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 618.624933] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 618.632183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 618.639435] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 618.646687] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 618.653938] R13: 00000000000006a6 R14: 00000000006fd030 R15: 000000000000001f [ 618.661205] CPU: 0 PID: 15783 Comm: syz-executor7 Not tainted 4.16.0-rc7+ #292 [ 618.668567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.677915] Call Trace: [ 618.680503] dump_stack+0x194/0x24d [ 618.684129] ? arch_local_irq_restore+0x53/0x53 [ 618.688786] ? __save_stack_trace+0x7e/0xd0 [ 618.693107] should_fail+0x8c0/0xa40 [ 618.696829] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 618.701929] ? save_stack+0x43/0xd0 [ 618.705551] ? kasan_slab_alloc+0x12/0x20 [ 618.709694] ? kmem_cache_alloc+0x12e/0x760 [ 618.714010] ? sock_alloc_inode+0x70/0x300 [ 618.718238] ? alloc_inode+0x65/0x180 [ 618.722033] ? new_inode_pseudo+0x69/0x190 [ 618.726262] ? sock_alloc+0x41/0x270 [ 618.729969] ? __sock_create+0x148/0x850 [ 618.734023] ? do_syscall_64+0x281/0x940 [ 618.738082] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 618.743448] ? find_held_lock+0x35/0x1d0 [ 618.747520] ? check_same_owner+0x320/0x320 [ 618.751839] ? percpu_ref_put_many+0x132/0x220 [ 618.756410] ? rcu_note_context_switch+0x710/0x710 [ 618.761328] should_failslab+0xec/0x120 [ 618.765282] kmem_cache_alloc_trace+0x4b/0x740 [ 618.769840] ? kmem_cache_alloc+0x466/0x760 [ 618.774139] ? __f_unlock_pos+0x19/0x20 [ 618.778089] sock_alloc_inode+0xb4/0x300 [ 618.782125] ? sock_destroy_inode+0x70/0x70 [ 618.786439] ? proc_fail_nth_write+0x9b/0x1d0 [ 618.790918] ? map_files_get_link+0x3a0/0x3a0 [ 618.795391] ? handle_mm_fault+0x35b/0xb10 [ 618.799597] ? sock_destroy_inode+0x70/0x70 [ 618.803894] alloc_inode+0x65/0x180 [ 618.807498] new_inode_pseudo+0x69/0x190 [ 618.811532] ? prune_icache_sb+0x1a0/0x1a0 [ 618.815743] ? __mutex_unlock_slowpath+0xe9/0xac0 [ 618.820560] ? vfs_write+0x374/0x510 [ 618.824250] sock_alloc+0x41/0x270 [ 618.827771] __sock_create+0x148/0x850 [ 618.831637] ? kernel_sock_ip_overhead+0x4c0/0x4c0 [ 618.836548] ? __sb_end_write+0xa0/0xd0 [ 618.840508] SyS_socket+0xeb/0x1d0 [ 618.844031] ? move_addr_to_kernel+0x60/0x60 [ 618.848422] ? do_syscall_64+0xb7/0x940 [ 618.852371] ? move_addr_to_kernel+0x60/0x60 [ 618.856756] do_syscall_64+0x281/0x940 [ 618.860616] ? vmalloc_sync_all+0x30/0x30 [ 618.864744] ? _raw_spin_unlock_irq+0x27/0x70 [ 618.869224] ? finish_task_switch+0x1c1/0x7e0 [ 618.873711] ? syscall_return_slowpath+0x550/0x550 [ 618.878631] ? syscall_return_slowpath+0x2ac/0x550 [ 618.883546] ? prepare_exit_to_usermode+0x350/0x350 [ 618.888547] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 618.893886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 618.898719] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 618.903883] RIP: 0033:0x4552d9 [ 618.907049] RSP: 002b:00007f0fba28cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 618.914735] RAX: ffffffffffffffda RBX: 00007f0fba28d6d4 RCX: 00000000004552d9 [ 618.921985] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 000000000000001d [ 618.929239] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 618.936486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 618.943744] R13: 000000000000060e R14: 00000000006fc1f0 R15: 0000000000000001 [ 618.951159] socket: no more sockets 2018/04/03 19:28:15 executing program 0: r0 = socket$inet6_sctp(0xa, 0x3, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:15 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f00000000c0)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:15 executing program 3 (fault-call:0 fault-nth:32): unshare(0x8000400) 2018/04/03 19:28:15 executing program 4: r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = socket$unix(0x1, 0x7, 0x0) getsockname$unix(r1, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000000)=0x800, 0x4) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000000), 0x4) 2018/04/03 19:28:15 executing program 7 (fault-call:0 fault-nth:2): socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:15 executing program 2: unshare(0x8003) 2018/04/03 19:28:15 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x0) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:15 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = accept$inet(r1, &(0x7f0000000100)={0x0, 0x0, @dev}, &(0x7f0000000140)=0x10) ioctl$sock_inet_udp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000180)) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(r2, 0x6, 0xe, &(0x7f0000000280)={@in={{0x2, 0x4e20, @multicast2=0xe0000002}}, 0x1, 0x4, 0xa3, "cfa7356ece3870189994a72035f4db3782662088ca6fc645f5d602afb0930c5281053c0a94b42de011c26e2d657bdc2c4189ce7566fa20e372be7b5d2c4051e0be4058970089a704ebfd95bb00aaaa73"}, 0xd8) getsockopt$IP_VS_SO_GET_TIMEOUT(r1, 0x0, 0x486, &(0x7f0000000200), &(0x7f0000000240)=0xc) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffff9c}) socket$bt_rfcomm(0x1f, 0x3, 0x3) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0106426, &(0x7f0000000080)={0x6, &(0x7f0000000040)=[{}, {}, {}, {0x0}, {}, {}]}) ioctl$DRM_IOCTL_SWITCH_CTX(r3, 0x40086424, &(0x7f00000000c0)={r4, 0x1}) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) [ 619.186359] FAULT_INJECTION: forcing a failure. [ 619.186359] name failslab, interval 1, probability 0, space 0, times 0 [ 619.197621] CPU: 1 PID: 15810 Comm: syz-executor7 Not tainted 4.16.0-rc7+ #292 [ 619.205051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.214487] Call Trace: [ 619.217074] dump_stack+0x194/0x24d [ 619.220711] ? arch_local_irq_restore+0x53/0x53 [ 619.225406] should_fail+0x8c0/0xa40 [ 619.229126] ? fault_create_debugfs_attr+0x1f0/0x1f0 2018/04/03 19:28:15 executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x162, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000000)={0x5, [0x4, 0xffff, 0x4000000000941, 0xb, 0x80000001]}, 0x6) 2018/04/03 19:28:15 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x8010000400000084) setsockopt$sock_void(r0, 0x1, 0x24, 0x0, 0x0) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000040)) bind$inet6(r0, &(0x7f00001c1000)={0xa, 0x4e20}, 0x1c) sendto$inet6(r0, &(0x7f00009f1000)='G', 0x1, 0x0, &(0x7f0000108fe4)={0xa, 0x4e20, 0x0, @loopback={0x0, 0x1}}, 0x1c) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f00000000c0)=[@in6={0xa, 0x4e23, 0x0, @loopback={0x0, 0x1}, 0x3}, @in={0x2, 0x4e24, @broadcast=0xffffffff}, @in6={0xa, 0x4e20, 0xa6b, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}, 0x9}, @in6={0xa, 0x4e20, 0x6, @loopback={0x0, 0x1}, 0x80}], 0x64) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000140)={"6c6f00000000000968054be2cd5cf600"}) sendto$inet6(r0, &(0x7f00000002c0)="ee", 0x1, 0x0, 0x0, 0x0) socket$bt_rfcomm(0x1f, 0x1, 0x3) shutdown(r0, 0x1) close(r0) [ 619.234229] ? unwind_dump+0x4d0/0x4d0 [ 619.238125] ? __lock_acquire+0x664/0x3e00 [ 619.242361] ? find_held_lock+0x35/0x1d0 [ 619.246434] ? check_same_owner+0x320/0x320 [ 619.250757] ? rcu_note_context_switch+0x710/0x710 [ 619.255691] should_failslab+0xec/0x120 [ 619.259662] __kmalloc+0x63/0x760 [ 619.263118] ? lockdep_init_map+0x9/0x10 [ 619.267176] ? __raw_spin_lock_init+0x2d/0x100 [ 619.271781] ? sk_prot_alloc+0x101/0x2a0 [ 619.275844] sk_prot_alloc+0x101/0x2a0 [ 619.279732] sk_alloc+0x105/0x1440 [ 619.283274] ? sock_def_error_report+0x5e0/0x5e0 [ 619.288032] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 619.293046] ? __lockdep_init_map+0xe4/0x650 [ 619.294305] FAULT_INJECTION: forcing a failure. [ 619.294305] name failslab, interval 1, probability 0, space 0, times 0 [ 619.297447] ? find_held_lock+0x35/0x1d0 [ 619.297539] ? can_get_proto+0x1b0/0x2f0 [ 619.297554] ? lock_downgrade+0x980/0x980 [ 619.320926] ? lock_release+0xa40/0xa40 [ 619.324885] ? __lock_is_held+0xb6/0x140 [ 619.328935] ? can_get_proto+0x1d9/0x2f0 [ 619.332976] ? can_pernet_init+0x390/0x390 [ 619.337193] ? __lock_is_held+0xb6/0x140 [ 619.341239] can_create+0x1c6/0x470 [ 619.344855] __sock_create+0x4d4/0x850 [ 619.348730] ? kernel_sock_ip_overhead+0x4c0/0x4c0 [ 619.353649] SyS_socket+0xeb/0x1d0 [ 619.357176] ? move_addr_to_kernel+0x60/0x60 [ 619.361579] ? do_syscall_64+0xb7/0x940 [ 619.365538] ? move_addr_to_kernel+0x60/0x60 [ 619.369933] do_syscall_64+0x281/0x940 [ 619.373803] ? vmalloc_sync_all+0x30/0x30 [ 619.377935] ? _raw_spin_unlock_irq+0x27/0x70 [ 619.382417] ? finish_task_switch+0x1c1/0x7e0 [ 619.386908] ? syscall_return_slowpath+0x550/0x550 [ 619.391822] ? syscall_return_slowpath+0x2ac/0x550 [ 619.396735] ? prepare_exit_to_usermode+0x350/0x350 [ 619.401739] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 619.407090] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 619.411924] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 619.417097] RIP: 0033:0x4552d9 [ 619.420267] RSP: 002b:00007f0fba28cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 619.427959] RAX: ffffffffffffffda RBX: 00007f0fba28d6d4 RCX: 00000000004552d9 [ 619.435221] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 000000000000001d [ 619.442483] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 619.449733] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 619.456984] R13: 000000000000060e R14: 00000000006fc1f0 R15: 0000000000000002 [ 619.464250] CPU: 0 PID: 15825 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 619.471606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.480952] Call Trace: [ 619.483556] dump_stack+0x194/0x24d 2018/04/03 19:28:15 executing program 2: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(r0, 0x114, 0x7, &(0x7f0000001040)={@in={0x2, 0x4e22}, {&(0x7f0000000000)=""/4096, 0x1000}, &(0x7f0000001000), 0x18}, 0xa0) unshare(0x8000400) socket$l2tp(0x18, 0x1, 0x1) 2018/04/03 19:28:15 executing program 7 (fault-call:0 fault-nth:3): socket$can_bcm(0x1d, 0x2, 0x2) [ 619.487193] ? arch_local_irq_restore+0x53/0x53 [ 619.491851] ? __save_stack_trace+0x7e/0xd0 [ 619.496177] should_fail+0x8c0/0xa40 [ 619.499894] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 619.504995] ? kasan_kmalloc+0xad/0xe0 [ 619.508892] ? kmem_cache_alloc_trace+0x136/0x740 [ 619.513728] ? __memcg_init_list_lru_node+0x169/0x270 [ 619.518912] ? __list_lru_init+0x544/0x750 [ 619.523141] ? sget_userns+0x6b1/0xe40 [ 619.527022] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 619.531769] ? kern_mount_data+0x50/0xb0 [ 619.535822] ? mq_init_ns+0x167/0x220 [ 619.539610] ? copy_ipcs+0x3a4/0x520 [ 619.543314] ? create_new_namespaces+0x278/0x880 [ 619.548058] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 619.553150] ? SyS_unshare+0x653/0xfa0 [ 619.557032] ? find_held_lock+0x35/0x1d0 [ 619.561087] ? __lock_is_held+0xb6/0x140 [ 619.565137] ? check_same_owner+0x320/0x320 [ 619.569439] ? rcu_note_context_switch+0x710/0x710 [ 619.574390] should_failslab+0xec/0x120 [ 619.578393] kmem_cache_alloc_trace+0x4b/0x740 [ 619.582963] ? __kmalloc_node+0x33/0x70 [ 619.586914] ? __kmalloc_node+0x33/0x70 [ 619.590871] ? rcu_read_lock_sched_held+0x108/0x120 [ 619.595873] __memcg_init_list_lru_node+0x169/0x270 [ 619.600874] ? list_lru_add+0x7c0/0x7c0 [ 619.604825] ? __kmalloc_node+0x47/0x70 [ 619.608787] __list_lru_init+0x544/0x750 [ 619.612839] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 619.618721] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 619.623734] ? lockdep_init_map+0x9/0x10 [ 619.627781] sget_userns+0x6b1/0xe40 [ 619.631474] ? set_anon_super+0x20/0x20 [ 619.635439] ? put_filp+0x90/0x90 [ 619.638879] ? destroy_unused_super.part.6+0xd0/0xd0 [ 619.643974] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 619.648967] ? debug_object_fixup+0x30/0x30 [ 619.653275] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 619.658281] ? __lockdep_init_map+0xe4/0x650 [ 619.662672] ? get_random_u32+0x188/0x350 [ 619.666814] ? __raw_spin_lock_init+0x2d/0x100 [ 619.671402] ? mqueue_mount+0xe0/0xe0 [ 619.675188] mount_ns+0x6d/0x190 [ 619.678537] mqueue_mount+0xbe/0xe0 [ 619.682150] mount_fs+0x66/0x2d0 [ 619.685510] vfs_kern_mount.part.26+0xc6/0x4a0 [ 619.690087] ? may_umount+0xa0/0xa0 [ 619.693692] ? compat_SyS_msgrcv+0x50/0x50 [ 619.697905] ? ida_remove+0x3f0/0x3f0 [ 619.701684] ? kmem_cache_alloc_trace+0x459/0x740 [ 619.706511] kern_mount_data+0x50/0xb0 [ 619.710387] mq_init_ns+0x167/0x220 [ 619.713994] copy_ipcs+0x3a4/0x520 [ 619.717517] ? ipcns_get+0xf0/0xf0 [ 619.721046] ? do_mount+0x2bb0/0x2bb0 [ 619.724846] create_new_namespaces+0x278/0x880 [ 619.729413] ? sys_ni_syscall+0x20/0x20 [ 619.733388] ? ns_capable_common+0xcf/0x160 [ 619.737697] unshare_nsproxy_namespaces+0xae/0x1e0 [ 619.742631] SyS_unshare+0x653/0xfa0 [ 619.746330] ? vfs_write+0x374/0x510 [ 619.750034] ? walk_process_tree+0x400/0x400 [ 619.754436] ? __lock_is_held+0xb6/0x140 [ 619.758487] ? __sb_end_write+0xa0/0xd0 [ 619.762442] ? fput+0xd2/0x140 [ 619.765619] ? SyS_write+0x184/0x220 [ 619.769315] ? SyS_read+0x220/0x220 [ 619.773615] ? do_syscall_64+0xb7/0x940 [ 619.777578] ? walk_process_tree+0x400/0x400 [ 619.781982] do_syscall_64+0x281/0x940 [ 619.785856] ? vmalloc_sync_all+0x30/0x30 [ 619.789992] ? finish_task_switch+0x1c1/0x7e0 [ 619.794481] ? syscall_return_slowpath+0x550/0x550 [ 619.799394] ? syscall_return_slowpath+0x2ac/0x550 [ 619.804309] ? prepare_exit_to_usermode+0x350/0x350 [ 619.809315] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 619.814657] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 619.819489] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 619.824657] RIP: 0033:0x4552d9 [ 619.827821] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:28:16 executing program 3 (fault-call:0 fault-nth:33): unshare(0x8000400) [ 619.835516] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 619.842776] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 619.850038] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 619.857302] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 619.864557] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000020 [ 619.874938] FAULT_INJECTION: forcing a failure. [ 619.874938] name failslab, interval 1, probability 0, space 0, times 0 [ 619.886223] CPU: 0 PID: 15835 Comm: syz-executor7 Not tainted 4.16.0-rc7+ #292 [ 619.893580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.902719] FAULT_INJECTION: forcing a failure. [ 619.902719] name failslab, interval 1, probability 0, space 0, times 0 [ 619.902947] Call Trace: [ 619.916691] dump_stack+0x194/0x24d [ 619.920312] ? arch_local_irq_restore+0x53/0x53 [ 619.924988] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 619.930168] should_fail+0x8c0/0xa40 [ 619.933868] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 619.938955] ? register_netdevice_notifier+0x644/0x870 [ 619.944215] ? lock_downgrade+0x980/0x980 [ 619.948347] ? retint_kernel+0x10/0x10 [ 619.952217] ? trace_hardirqs_off+0x10/0x10 [ 619.956526] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 619.961266] ? find_held_lock+0x35/0x1d0 [ 619.965321] ? check_same_owner+0x320/0x320 [ 619.969628] ? rcu_note_context_switch+0x710/0x710 [ 619.974552] should_failslab+0xec/0x120 [ 619.978510] kmem_cache_alloc+0x47/0x760 [ 619.982557] ? lock_downgrade+0x980/0x980 [ 619.986692] __d_alloc+0xc1/0xbd0 [ 619.990131] ? shrink_dcache_for_umount+0x290/0x290 [ 619.995134] ? _raw_spin_unlock+0x22/0x30 [ 619.999265] ? __alloc_fd+0x29b/0x750 [ 620.003048] ? bcm_init+0x25b/0x310 [ 620.006660] ? exit_files+0xb0/0xb0 [ 620.010271] ? __lock_is_held+0xb6/0x140 [ 620.014320] d_alloc_pseudo+0x1d/0x30 [ 620.018104] sock_alloc_file+0x157/0x560 [ 620.022149] ? sock_release+0x1e0/0x1e0 [ 620.026106] ? get_unused_fd_flags+0x121/0x190 [ 620.030756] ? kernel_sock_ip_overhead+0x4c0/0x4c0 [ 620.035665] ? __alloc_fd+0x750/0x750 [ 620.039455] sock_map_fd+0x34/0x90 [ 620.042978] SyS_socket+0x125/0x1d0 [ 620.046587] ? move_addr_to_kernel+0x60/0x60 [ 620.050976] ? do_syscall_64+0xb7/0x940 [ 620.054933] ? move_addr_to_kernel+0x60/0x60 [ 620.059326] do_syscall_64+0x281/0x940 [ 620.063198] ? vmalloc_sync_all+0x30/0x30 [ 620.067330] ? _raw_spin_unlock_irq+0x27/0x70 [ 620.071838] ? finish_task_switch+0x1c1/0x7e0 [ 620.076318] ? syscall_return_slowpath+0x550/0x550 [ 620.081230] ? syscall_return_slowpath+0x2ac/0x550 [ 620.086674] ? prepare_exit_to_usermode+0x350/0x350 [ 620.091934] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 620.097283] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 620.102113] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 620.107284] RIP: 0033:0x4552d9 [ 620.110455] RSP: 002b:00007f0fba28cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 620.118159] RAX: ffffffffffffffda RBX: 00007f0fba28d6d4 RCX: 00000000004552d9 [ 620.125934] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 000000000000001d [ 620.133185] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 620.140439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 620.147691] R13: 000000000000060e R14: 00000000006fc1f0 R15: 0000000000000003 [ 620.154957] CPU: 1 PID: 15838 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 620.162315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 620.171654] Call Trace: [ 620.174222] dump_stack+0x194/0x24d [ 620.177827] ? arch_local_irq_restore+0x53/0x53 [ 620.182474] ? __save_stack_trace+0x7e/0xd0 [ 620.186777] should_fail+0x8c0/0xa40 [ 620.190471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 620.195552] ? kasan_kmalloc+0xad/0xe0 [ 620.199414] ? kmem_cache_alloc_trace+0x136/0x740 [ 620.204235] ? __memcg_init_list_lru_node+0x169/0x270 [ 620.209409] ? __list_lru_init+0x544/0x750 [ 620.213617] ? sget_userns+0x6b1/0xe40 [ 620.217480] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 620.222210] ? kern_mount_data+0x50/0xb0 [ 620.226246] ? mq_init_ns+0x167/0x220 [ 620.230024] ? copy_ipcs+0x3a4/0x520 [ 620.233724] ? create_new_namespaces+0x278/0x880 [ 620.238454] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 620.243531] ? SyS_unshare+0x653/0xfa0 [ 620.247397] ? find_held_lock+0x35/0x1d0 [ 620.251436] ? __lock_is_held+0xb6/0x140 [ 620.255479] ? check_same_owner+0x320/0x320 [ 620.259778] ? rcu_note_context_switch+0x710/0x710 [ 620.264686] should_failslab+0xec/0x120 [ 620.268636] kmem_cache_alloc_trace+0x4b/0x740 [ 620.273193] ? __kmalloc_node+0x33/0x70 [ 620.277143] ? __kmalloc_node+0x33/0x70 [ 620.281094] ? rcu_read_lock_sched_held+0x108/0x120 [ 620.286088] __memcg_init_list_lru_node+0x169/0x270 [ 620.291080] ? list_lru_add+0x7c0/0x7c0 [ 620.295031] ? __kmalloc_node+0x47/0x70 [ 620.298982] __list_lru_init+0x544/0x750 [ 620.303029] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 620.308895] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 620.313890] ? lockdep_init_map+0x9/0x10 [ 620.317930] sget_userns+0x6b1/0xe40 [ 620.321620] ? set_anon_super+0x20/0x20 [ 620.325571] ? put_filp+0x90/0x90 [ 620.329022] ? destroy_unused_super.part.6+0xd0/0xd0 [ 620.334106] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 620.339107] ? debug_object_fixup+0x30/0x30 [ 620.343405] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 620.348397] ? __lockdep_init_map+0xe4/0x650 [ 620.352782] ? get_random_u32+0x188/0x350 [ 620.356908] ? __raw_spin_lock_init+0x2d/0x100 [ 620.361486] ? mqueue_mount+0xe0/0xe0 [ 620.365263] mount_ns+0x6d/0x190 [ 620.368608] mqueue_mount+0xbe/0xe0 [ 620.372213] mount_fs+0x66/0x2d0 [ 620.375559] vfs_kern_mount.part.26+0xc6/0x4a0 [ 620.380120] ? may_umount+0xa0/0xa0 [ 620.383721] ? compat_SyS_msgrcv+0x50/0x50 [ 620.387931] ? ida_remove+0x3f0/0x3f0 [ 620.391708] ? kmem_cache_alloc_trace+0x459/0x740 [ 620.396527] kern_mount_data+0x50/0xb0 [ 620.400392] mq_init_ns+0x167/0x220 [ 620.403996] copy_ipcs+0x3a4/0x520 [ 620.407517] ? ipcns_get+0xf0/0xf0 [ 620.411035] ? do_mount+0x2bb0/0x2bb0 [ 620.414816] create_new_namespaces+0x278/0x880 [ 620.419377] ? sys_ni_syscall+0x20/0x20 [ 620.423329] ? ns_capable_common+0xcf/0x160 [ 620.427628] unshare_nsproxy_namespaces+0xae/0x1e0 [ 620.432535] SyS_unshare+0x653/0xfa0 [ 620.436224] ? vfs_write+0x374/0x510 [ 620.439913] ? walk_process_tree+0x400/0x400 [ 620.444299] ? __lock_is_held+0xb6/0x140 [ 620.448341] ? __sb_end_write+0xa0/0xd0 [ 620.452290] ? fput+0xd2/0x140 [ 620.455459] ? SyS_write+0x184/0x220 [ 620.459149] ? SyS_read+0x220/0x220 [ 620.462753] ? do_syscall_64+0xb7/0x940 [ 620.466715] ? walk_process_tree+0x400/0x400 [ 620.471716] do_syscall_64+0x281/0x940 [ 620.475578] ? vmalloc_sync_all+0x30/0x30 [ 620.479702] ? _raw_spin_unlock_irq+0x27/0x70 [ 620.484171] ? finish_task_switch+0x1c1/0x7e0 [ 620.488641] ? syscall_return_slowpath+0x550/0x550 [ 620.493546] ? syscall_return_slowpath+0x2ac/0x550 [ 620.498464] ? prepare_exit_to_usermode+0x350/0x350 [ 620.503470] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 620.508811] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 620.513630] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 620.518796] RIP: 0033:0x4552d9 [ 620.521960] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 620.529646] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 2018/04/03 19:28:16 executing program 3 (fault-call:0 fault-nth:34): unshare(0x8000400) [ 620.536893] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 620.544136] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 620.551406] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 620.558652] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000021 [ 620.573279] device lo left promiscuous mode [ 620.610148] FAULT_INJECTION: forcing a failure. [ 620.610148] name failslab, interval 1, probability 0, space 0, times 0 [ 620.621475] CPU: 1 PID: 15848 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 620.628832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 620.638178] Call Trace: [ 620.640763] dump_stack+0x194/0x24d [ 620.640864] FAULT_INJECTION: forcing a failure. [ 620.640864] name failslab, interval 1, probability 0, space 0, times 0 [ 620.644381] ? arch_local_irq_restore+0x53/0x53 [ 620.644392] ? __save_stack_trace+0x7e/0xd0 [ 620.644410] should_fail+0x8c0/0xa40 [ 620.644423] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 620.644436] ? kasan_kmalloc+0xad/0xe0 [ 620.644444] ? kmem_cache_alloc_trace+0x136/0x740 [ 620.644459] ? __memcg_init_list_lru_node+0x169/0x270 [ 620.687264] ? __list_lru_init+0x544/0x750 [ 620.691482] ? sget_userns+0x6b1/0xe40 [ 620.695351] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 620.700089] ? kern_mount_data+0x50/0xb0 [ 620.704133] ? mq_init_ns+0x167/0x220 [ 620.707914] ? copy_ipcs+0x3a4/0x520 [ 620.711608] ? create_new_namespaces+0x278/0x880 [ 620.716344] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 620.721428] ? SyS_unshare+0x653/0xfa0 [ 620.725305] ? find_held_lock+0x35/0x1d0 [ 620.729353] ? __lock_is_held+0xb6/0x140 [ 620.733403] ? check_same_owner+0x320/0x320 [ 620.737710] ? rcu_note_context_switch+0x710/0x710 [ 620.742626] should_failslab+0xec/0x120 [ 620.746583] kmem_cache_alloc_trace+0x4b/0x740 [ 620.751149] ? __kmalloc_node+0x33/0x70 [ 620.755108] ? __kmalloc_node+0x33/0x70 [ 620.759061] ? rcu_read_lock_sched_held+0x108/0x120 [ 620.764070] __memcg_init_list_lru_node+0x169/0x270 [ 620.769067] ? list_lru_add+0x7c0/0x7c0 [ 620.773025] ? __kmalloc_node+0x47/0x70 [ 620.776988] __list_lru_init+0x544/0x750 [ 620.781035] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 620.786903] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 620.791906] ? lockdep_init_map+0x9/0x10 [ 620.795954] sget_userns+0x6b1/0xe40 [ 620.799656] ? set_anon_super+0x20/0x20 [ 620.803614] ? put_filp+0x90/0x90 [ 620.807049] ? destroy_unused_super.part.6+0xd0/0xd0 [ 620.812134] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 620.817135] ? debug_object_fixup+0x30/0x30 [ 620.821460] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 620.826458] ? __lockdep_init_map+0xe4/0x650 [ 620.830852] ? get_random_u32+0x188/0x350 [ 620.834985] ? __raw_spin_lock_init+0x2d/0x100 [ 620.839561] ? mqueue_mount+0xe0/0xe0 [ 620.843366] mount_ns+0x6d/0x190 [ 620.846720] mqueue_mount+0xbe/0xe0 [ 620.850343] mount_fs+0x66/0x2d0 [ 620.853696] vfs_kern_mount.part.26+0xc6/0x4a0 [ 620.858262] ? may_umount+0xa0/0xa0 [ 620.861886] ? compat_SyS_msgrcv+0x50/0x50 [ 620.866117] ? ida_remove+0x3f0/0x3f0 [ 620.869901] ? kmem_cache_alloc_trace+0x459/0x740 [ 620.874726] kern_mount_data+0x50/0xb0 [ 620.878595] mq_init_ns+0x167/0x220 [ 620.882210] copy_ipcs+0x3a4/0x520 [ 620.885735] ? ipcns_get+0xf0/0xf0 [ 620.889264] ? do_mount+0x2bb0/0x2bb0 [ 620.893055] create_new_namespaces+0x278/0x880 [ 620.897625] ? sys_ni_syscall+0x20/0x20 [ 620.901597] ? ns_capable_common+0xcf/0x160 [ 620.905903] unshare_nsproxy_namespaces+0xae/0x1e0 [ 620.910820] SyS_unshare+0x653/0xfa0 [ 620.914536] ? vfs_write+0x374/0x510 [ 620.918236] ? walk_process_tree+0x400/0x400 [ 620.922628] ? __lock_is_held+0xb6/0x140 [ 620.926678] ? __sb_end_write+0xa0/0xd0 [ 620.930646] ? fput+0xd2/0x140 [ 620.933835] ? SyS_write+0x184/0x220 [ 620.937535] ? SyS_read+0x220/0x220 [ 620.941146] ? do_syscall_64+0xb7/0x940 [ 620.945107] ? walk_process_tree+0x400/0x400 [ 620.949510] do_syscall_64+0x281/0x940 [ 620.953384] ? vmalloc_sync_all+0x30/0x30 [ 620.957516] ? _raw_spin_unlock_irq+0x27/0x70 [ 620.961993] ? finish_task_switch+0x1c1/0x7e0 [ 620.966472] ? syscall_return_slowpath+0x550/0x550 [ 620.971383] ? syscall_return_slowpath+0x2ac/0x550 [ 620.976383] ? prepare_exit_to_usermode+0x350/0x350 [ 620.981382] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 620.986729] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 620.991555] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 620.996723] RIP: 0033:0x4552d9 [ 620.999892] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:28:16 executing program 7 (fault-call:0 fault-nth:4): socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:16 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) socketpair(0x2, 0x4, 0xc1, &(0x7f00000000c0)={0xffffffffffffffff}) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r1, 0x111, 0x4, 0x1, 0x4) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:16 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_sha512\x00'}, 0xfffffeca) [ 621.007583] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 621.014835] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 621.022086] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 621.029335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 621.036587] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000022 [ 621.043854] CPU: 0 PID: 15851 Comm: syz-executor7 Not tainted 4.16.0-rc7+ #292 [ 621.051212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.060556] Call Trace: [ 621.063140] dump_stack+0x194/0x24d [ 621.066765] ? arch_local_irq_restore+0x53/0x53 [ 621.071434] ? save_stack+0xa3/0xd0 [ 621.075058] should_fail+0x8c0/0xa40 [ 621.078762] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 621.083862] ? percpu_ref_put_many+0x11a/0x220 [ 621.088442] ? lock_downgrade+0x980/0x980 [ 621.092590] ? memcg_kmem_get_cache+0x443/0x890 [ 621.097289] ? find_held_lock+0x35/0x1d0 [ 621.101361] ? check_same_owner+0x320/0x320 [ 621.105679] ? rcu_note_context_switch+0x710/0x710 2018/04/03 19:28:17 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet_sctp6_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000280)=0xfffffffffffffff9, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="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"], 0x58) [ 621.110606] should_failslab+0xec/0x120 [ 621.114573] kmem_cache_alloc+0x47/0x760 [ 621.118653] ? find_held_lock+0x35/0x1d0 [ 621.122712] get_empty_filp+0xfb/0x4f0 [ 621.126593] ? d_instantiate+0x79/0xa0 [ 621.130471] ? proc_nr_files+0x60/0x60 [ 621.134352] ? lock_downgrade+0x980/0x980 [ 621.138492] ? _raw_spin_unlock+0x22/0x30 [ 621.142633] ? lock_release+0xa40/0xa40 [ 621.146616] ? do_raw_spin_trylock+0x190/0x190 [ 621.151206] alloc_file+0x26/0x390 [ 621.154744] ? _raw_spin_unlock+0x22/0x30 [ 621.158888] sock_alloc_file+0x1f3/0x560 [ 621.162947] ? sock_release+0x1e0/0x1e0 [ 621.166918] ? get_unused_fd_flags+0x121/0x190 [ 621.171492] ? kernel_sock_ip_overhead+0x4c0/0x4c0 [ 621.176422] ? __alloc_fd+0x750/0x750 [ 621.180244] sock_map_fd+0x34/0x90 [ 621.183806] SyS_socket+0x125/0x1d0 [ 621.187434] ? move_addr_to_kernel+0x60/0x60 [ 621.191852] ? do_syscall_64+0xb7/0x940 [ 621.195823] ? move_addr_to_kernel+0x60/0x60 [ 621.200224] do_syscall_64+0x281/0x940 [ 621.204118] ? vmalloc_sync_all+0x30/0x30 [ 621.208269] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 621.213811] ? syscall_return_slowpath+0x550/0x550 [ 621.218742] ? syscall_return_slowpath+0x2ac/0x550 [ 621.223674] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 621.229043] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 621.233894] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 621.239079] RIP: 0033:0x4552d9 [ 621.242263] RSP: 002b:00007f0fba28cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 621.249965] RAX: ffffffffffffffda RBX: 00007f0fba28d6d4 RCX: 00000000004552d9 [ 621.257222] RDX: 0000000000000002 RSI: 0000000000000002 RDI: 000000000000001d [ 621.264477] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 621.271722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 621.278968] R13: 000000000000060e R14: 00000000006fc1f0 R15: 0000000000000004 2018/04/03 19:28:17 executing program 3 (fault-call:0 fault-nth:35): unshare(0x8000400) 2018/04/03 19:28:17 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffff9c, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e22, @rand_addr=0x3ff}}, 0x884, 0x7, 0x5, 0x8d, 0x98}, &(0x7f00000000c0)=0x98) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f0000000100)=r1, 0x4) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0xd, 0xff, 0x100, 0x4, 0x8, 0xffffffffffffffff, 0x8621}, 0x2c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000340)={r2, &(0x7f0000000180)="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", &(0x7f0000000280)=""/192}, 0x18) 2018/04/03 19:28:17 executing program 4: setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x4e20, @dev={0xac, 0x14}}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000080)=ANY=[@ANYBLOB="01000000a772e75681801d6291dc43", @ANYRES32=0x0], &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000eb3ff8)={r0}, &(0x7f0000940000)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r1}, &(0x7f0000000040)=0x20) 2018/04/03 19:28:17 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x0) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:17 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10) connect$inet(r0, &(0x7f0000001ffa)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000916ffc)=0x10000000000180, 0x4) sendto$inet(r0, &(0x7f0000642000)="d3", 0x1, 0x0, &(0x7f0000940000)={0x2, 0x0, @broadcast=0xffffffff}, 0x10) poll(&(0x7f0000000040)=[{r0, 0xfffffffffffffffc}], 0x1d9, 0x0) r1 = accept4(r0, &(0x7f0000000080)=@ll, &(0x7f0000000100)=0x80, 0x80000) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000140)={0x0, 0xffffffffffffffff}, &(0x7f0000000380)=0x8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r1, 0x84, 0x70, &(0x7f00000001c0)={r2, @in={{0x2, 0x4e23, @multicast1=0xe0000001}}, [0x0, 0x7, 0x8001, 0x4, 0x6, 0x7, 0x7fffffff, 0x3ff, 0x7, 0x2, 0x6, 0xb34, 0x400, 0x8463, 0x1]}, &(0x7f00000002c0)=0x100) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000300)={r1}) 2018/04/03 19:28:17 executing program 2: r0 = socket(0xf, 0x7, 0x6) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f00000000c0)=0x40, 0x4) sendmsg$FOU_CMD_ADD(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2080}, 0xc, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="000000000000000000002453f246f8eaaf998cda3a9ab272ece6f5a5b69e432130b020a10ec5a6bf1f556d2c94cf3a44bfde8efeff6fead9535125d510e679ecfdd002466e4d7be2289eeaa6bf9bd22ed7dd1c6fd949f95131dafaad00d25c1a86fe2a5c1ff1b861f0536e087df22c1fced41204d666d9b7", @ANYRES16=0x0, @ANYBLOB="10002abd7000fbdbdf2501000000080001004e210000080001004e2200000800040002000000080002000a000000080004000300000008000400030000000800040002000000"], 0x4c}, 0x1, 0x0, 0x0, 0x20008000}, 0x80) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r0, 0x84, 0x74, &(0x7f0000001380)=""/66, &(0x7f0000001400)=0x42) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000280)={0x0, 0x1000, "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"}, &(0x7f0000000040)=0x1008) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r0, 0x84, 0x74, &(0x7f00000012c0)=""/82, &(0x7f0000001340)=0x52) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000100)={r1, 0x3ff, 0x30}, &(0x7f0000000140)=0xc) unshare(0x8000400) 2018/04/03 19:28:17 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) getsockname(0xffffffffffffffff, &(0x7f0000000140)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @remote}}}, &(0x7f00000000c0)=0x80) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f00000001c0)={'ip6_vti0\x00', {0x2, 0x4e22, @rand_addr=0xffffffff}}) 2018/04/03 19:28:17 executing program 7 (fault-call:0 fault-nth:5): socket$can_bcm(0x1d, 0x2, 0x2) [ 621.353739] FAULT_INJECTION: forcing a failure. [ 621.353739] name failslab, interval 1, probability 0, space 0, times 0 [ 621.365141] CPU: 0 PID: 15884 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 621.372498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.381848] Call Trace: [ 621.384438] dump_stack+0x194/0x24d [ 621.388086] ? arch_local_irq_restore+0x53/0x53 [ 621.392750] ? __save_stack_trace+0x7e/0xd0 [ 621.397079] should_fail+0x8c0/0xa40 2018/04/03 19:28:17 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:17 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) sendmmsg$alg(r0, &(0x7f0000001bc0)=[{0x0, 0x0, &(0x7f0000001740)=[{&(0x7f0000000500)="811381a722ece8347c3a2a5be6182a2f480121ccac1f17a544f410dd95d20f72bafe0d7ca2b5dde1a393deb52e1d9694f9ede665653ee7fe902e49e8964797550e2e6c34550ae2107e6d1f884d1a6c1799cbf9cbb9b5216d", 0x58}, {&(0x7f0000000580)="ed2b92416e2c1d176feb830e2a618fac1c88da82de3551ab26e391e3cb8054071177b1c42fda66df892a6e54faacd285d2fcc59ccc3f7b2a9dc50b0498afd3cad5d29c329136ea48e66ef84753dc18f754a0ceff51a4977eb643d60cb2c1b5a872747983b2be162525d49dbdcb6c9dc30a76787967835e9bbe4bb5ba30e81b7aed32a74ca3347f070447aeea39b2fbfcf161030a408e7307a2bef634bd41757eecf59fd52d76194d272b6317a26c99539e", 0xb1}, {&(0x7f0000000300)="89707bddaa", 0x5}, {&(0x7f0000000640)="f486917eb539ae0e84f5e415ef56eb", 0xf}, {&(0x7f0000000680)="0c3ada962ef90614931aa8e057d43e476174923995e7a8f109702e2c6959200aee526868d4512bc768692a8048287a8218622ea733f21bd4c22925dd3aed0733f700ad2f40b97c81c32c503ca23a853c23f56e9e32e78196c8974fe4c27ef39df829225c", 0x64}, {&(0x7f0000000700)}, {&(0x7f0000000740)="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", 0x1000}], 0x7, &(0x7f00000017c0)=[@assoc={0x18, 0x117, 0x4, 0x5}, @iv={0x108, 0x117, 0x2, 0xf2, "15bdc1d0ab28b898af6f8c76d3b6f8fee1d0b5286ee45c73fb5ef0f3b041493981e0beceef9875efbf5b7c4ed1e4a666cdf3d95f18d2cfcd87c7f4dbbb7bc9d3b4a024c44c81bf2226c186dade7790070641fb46c36e502da883485afe8303f9cf70e2d9dcf8f21006173711454347b6e0f356fb4a41dd7067e7945cacb892e4f2e7e6d80ad1152a7f86252b90f92a2c48f1a7e741e71e7dc095c1dfcf7ae90c3287c5a9f6e4cedd2955be2884cef50041832db4a79693cb640ad9f994cd4c6cbae3098dfe3e5aba9e085e918d7ac3bc99ded6d0f2781007d9a8ddc6198b1f30095eaec08663557a7a94d4ccdfe0aceb1fa2"}, @iv={0x18, 0x117, 0x2}, @assoc={0x18, 0x117, 0x4, 0x100000000}, @assoc={0x18, 0x117, 0x4, 0x6}, @iv={0x68, 0x117, 0x2, 0x4d, "3c39bf1ff14ada57ade6846adf68228b0eeb4068da4bb0b658b8d2f6ff25cb638f0bcd331bc78a1981a6c4f31b5bed6f7b0b90641fe3da4e20826b9bb4a3a49b96405be555f9c5674780b62b3f"}, @iv={0xb8, 0x117, 0x2, 0xa3, "f8c47bcc4e51d9cc7aae52813459235015c8d44e695427a15509134b60950a8b91c4be9fcb62e31bacbd49f0e1be56498ccf90ffb6deb39065071bb3ae8c407503a941927111c4357f9b377ef06b7fca7c6d823c1651d2b8689cef30e33e1f042e054935f0979268ca7c2ffd0b138888c87fcfd35b3551f3527af79ea1e09a143106f965073c22232b151f8e4b664e3be44a59971e3cf0e14957fd5fca892fada65404"}], 0x288, 0x200000c4}, {0x0, 0x0, &(0x7f0000001b40)=[{&(0x7f0000001a80)="4631c3c286241bb7e895c8c902934139a9104ad103e422ea59b2b291a62ab9c6342573dc5c05eff874b01046d8ba13fad5e1d0f52b91d934a4c38017487a1d1fc257147606f74a065c5c8453a9070f324da20f72e00ffbfce272cce90037b3cbb05c2a3cdbc7ac8373ad3352e9829134723ccfad5a47d8e39f43942c1f63f92407b47efa47b0b4ff532316e3bb1d6f1b5b9d18c6aab96e0b2edad053d2518cf6c2cb6853f8eca3ac0fa33ec0ecb14339cc9b2bc05eab", 0xb6}], 0x1, &(0x7f0000001b80)=[@assoc={0x18, 0x117, 0x4, 0xacc}, @assoc={0x18, 0x117, 0x4, 0x1e}], 0x30, 0x4000000}], 0x2, 0x20000040) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x1000000000001, 0x2, 0x8400000000003, 0xfffffeff00000008}, 0x13) r2 = socket(0x1d, 0x4, 0x7fffffff) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffff9c, 0x84, 0x22, &(0x7f0000000080)={0x101, 0x8000, 0x3a73eee9, 0x8, 0x0}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000140)={r3, 0x5}, 0x8) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r1, &(0x7f0000000040), &(0x7f0000000100)}, 0x20) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000000c0)={r1, &(0x7f0000000500), &(0x7f0000000340)=""/233}, 0x18) 2018/04/03 19:28:17 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = accept(r0, &(0x7f0000000000)=@generic, &(0x7f0000000080)=0x80) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r1, 0x111, 0x4, 0x1, 0x4) [ 621.400796] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 621.405900] ? kasan_kmalloc+0xad/0xe0 [ 621.409784] ? kmem_cache_alloc_trace+0x136/0x740 [ 621.414807] ? __memcg_init_list_lru_node+0x169/0x270 [ 621.420034] ? __list_lru_init+0x544/0x750 [ 621.424264] ? sget_userns+0x6b1/0xe40 [ 621.428148] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 621.432902] ? kern_mount_data+0x50/0xb0 [ 621.436958] ? mq_init_ns+0x167/0x220 [ 621.440754] ? copy_ipcs+0x3a4/0x520 [ 621.444462] ? create_new_namespaces+0x278/0x880 [ 621.449210] ? unshare_nsproxy_namespaces+0xae/0x1e0 2018/04/03 19:28:17 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x5, 0x9}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f00004f9fe4)={0xd, 0xc, 0x4, 0x100000001, 0x0, r0}, 0x1c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00005f1000)={r1, &(0x7f0000ef7f67), &(0x7f0000ef7fff)="13", 0x3}, 0x20) pwrite64(0xffffffffffffffff, &(0x7f0000368fff), 0x0, 0xffffffffffffff00) [ 621.454309] ? SyS_unshare+0x653/0xfa0 [ 621.458199] ? find_held_lock+0x35/0x1d0 [ 621.462262] ? __lock_is_held+0xb6/0x140 [ 621.466331] ? check_same_owner+0x320/0x320 [ 621.470652] ? rcu_note_context_switch+0x710/0x710 [ 621.475585] should_failslab+0xec/0x120 [ 621.479555] kmem_cache_alloc_trace+0x4b/0x740 [ 621.484135] ? __kmalloc_node+0x33/0x70 [ 621.488103] ? __kmalloc_node+0x33/0x70 [ 621.492076] ? rcu_read_lock_sched_held+0x108/0x120 [ 621.497093] __memcg_init_list_lru_node+0x169/0x270 [ 621.502110] ? list_lru_add+0x7c0/0x7c0 [ 621.506083] ? __kmalloc_node+0x47/0x70 [ 621.510056] __list_lru_init+0x544/0x750 [ 621.514121] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 621.520007] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 621.525030] ? lockdep_init_map+0x9/0x10 [ 621.529109] sget_userns+0x6b1/0xe40 [ 621.532813] ? set_anon_super+0x20/0x20 [ 621.536787] ? put_filp+0x90/0x90 [ 621.540233] ? destroy_unused_super.part.6+0xd0/0xd0 [ 621.545336] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 621.550347] ? debug_object_fixup+0x30/0x30 [ 621.554666] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 621.559678] ? __lockdep_init_map+0xe4/0x650 [ 621.564083] ? get_random_u32+0x188/0x350 [ 621.568229] ? __raw_spin_lock_init+0x2d/0x100 [ 621.572819] ? mqueue_mount+0xe0/0xe0 [ 621.576607] mount_ns+0x6d/0x190 [ 621.579949] mqueue_mount+0xbe/0xe0 [ 621.583551] mount_fs+0x66/0x2d0 [ 621.586894] vfs_kern_mount.part.26+0xc6/0x4a0 [ 621.591477] ? may_umount+0xa0/0xa0 [ 621.595095] ? compat_SyS_msgrcv+0x50/0x50 [ 621.599496] ? ida_remove+0x3f0/0x3f0 [ 621.603285] ? kmem_cache_alloc_trace+0x459/0x740 [ 621.608110] kern_mount_data+0x50/0xb0 [ 621.611982] mq_init_ns+0x167/0x220 [ 621.615587] copy_ipcs+0x3a4/0x520 [ 621.619110] ? ipcns_get+0xf0/0xf0 [ 621.622637] ? do_mount+0x2bb0/0x2bb0 [ 621.626428] create_new_namespaces+0x278/0x880 [ 621.630989] ? sys_ni_syscall+0x20/0x20 [ 621.634951] ? ns_capable_common+0xcf/0x160 [ 621.639258] unshare_nsproxy_namespaces+0xae/0x1e0 [ 621.644178] SyS_unshare+0x653/0xfa0 [ 621.647871] ? vfs_write+0x374/0x510 [ 621.651570] ? walk_process_tree+0x400/0x400 [ 621.655956] ? __lock_is_held+0xb6/0x140 [ 621.660009] ? __sb_end_write+0xa0/0xd0 [ 621.663967] ? fput+0xd2/0x140 [ 621.667135] ? SyS_write+0x184/0x220 [ 621.670824] ? SyS_read+0x220/0x220 [ 621.674434] ? do_syscall_64+0xb7/0x940 [ 621.678402] ? walk_process_tree+0x400/0x400 [ 621.682796] do_syscall_64+0x281/0x940 [ 621.686672] ? vmalloc_sync_all+0x30/0x30 [ 621.690799] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 621.696333] ? syscall_return_slowpath+0x550/0x550 [ 621.701261] ? syscall_return_slowpath+0x2ac/0x550 [ 621.706170] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 621.711515] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 621.716352] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 621.721522] RIP: 0033:0x4552d9 [ 621.724686] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 621.732381] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 621.739630] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 621.746877] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 621.754143] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 621.761391] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000023 2018/04/03 19:28:18 executing program 4: r0 = accept4(0xffffffffffffffff, 0x0, &(0x7f00000000c0), 0x800) accept4$vsock_stream(r0, &(0x7f00000001c0)={0x28, 0x0, 0x2711, @reserved=0x1}, 0x10, 0x80000) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000b3dfc8)={&(0x7f0000001580)={0x10}, 0xc, &(0x7f00000015c0)={&(0x7f0000abf000)=ANY=[@ANYBLOB="1400000022000901040000000000000006000000"], 0x14}, 0x1}, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000040)={0x3, 0x0, 0x10003, 0x400}) ioctl$DRM_IOCTL_SG_FREE(r2, 0x40106439, &(0x7f0000000080)={0x7fffffff, r3}) 2018/04/03 19:28:18 executing program 3 (fault-call:0 fault-nth:36): unshare(0x8000400) 2018/04/03 19:28:18 executing program 7: socketpair(0x1, 0x4, 0x4d8, &(0x7f0000000000)={0xffffffffffffffff}) r1 = socket(0x11, 0x802, 0xfffffffffffffffc) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000040)={'gre0\x00', &(0x7f0000000080)=@ethtool_stats={0x1d}}) setsockopt$ax25_buf(r0, 0x101, 0x19, &(0x7f00000000c0)="02a74983feb5d1e47d7e359193a9bb53ec9f88e07b0980fbbfc3c52f421858e4620d9752584ea36f69153d634cfc5128974f62b53ba2dc07b5ddb250e6ad24809080c373cf230e5ce74c67c0a637d81babf676c3ad41c8996c0309605bece76f460ade9a8f0a1cb5d2ac5f1564e15063911d6087a0a34dcc49dd20aaf053188fcbcf99b09821889c831396d904fa09040057bbfdd3a2a948ecd5152e62834fc6b5a1e98232d6d72ffae611cbd70e2d94a16201f5d5af61a13129f3c9a2cdeb03dc889761", 0xc4) 2018/04/03 19:28:18 executing program 2: r0 = accept4(0xffffffffffffffff, &(0x7f0000000000)=@in6={0x0, 0x0, 0x0, @ipv4={[], [], @loopback}}, &(0x7f0000000080)=0x80, 0x80000) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x3, @empty, 0x204}, 0x1c) unshare(0x8000400) 2018/04/03 19:28:18 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) r1 = socket$rds(0x15, 0x5, 0x0) setsockopt$RDS_CANCEL_SENT_TO(r1, 0x114, 0x1, &(0x7f0000002900)={0x2, 0x4e20, @broadcast=0xffffffff}, 0x10) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000000)={0x0, 0x1ff, 0x30}, &(0x7f0000000040)=0xc) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000280), &(0x7f00000002c0)=0x4) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f00000000c0)=0x2, 0x4) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000080)={r2, 0x10000}, 0x8) getsockopt$inet6_mreq(r0, 0x29, 0x1f, &(0x7f0000000200), &(0x7f0000000240)=0x14) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000100)={r2, @in={{0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0xa}}}, 0x8, 0x3, 0x1, 0xffffffff, 0x4}, &(0x7f00000001c0)=0x98) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:18 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = socket$inet(0x2, 0x80003, 0x5) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000140)={0x0, @in={{0x2, 0x4e23, @multicast1=0xe0000001}}, 0x1, 0x20, 0x1, 0x3, 0x80}, &(0x7f00000000c0)=0x98) setsockopt$inet_sctp_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000000200)={r2, 0x3fea, 0xb4, "96bc69ff85f8af596d31967921fed9d073ed55647c835a729709da61cb23174241390703ae8e71757a3f65811df1c6e5a3bda54e350e423234546fe5d92de5c131b919fff52c91a3b72fb6aa49a86621e0fe1ee0103e61de00a1292f234d229ac1cb9185d69ac5fe9779e0a86826bd8a4ee602b3a917c86dbef81504c78fc27c1f4a107f00ffbabba9eb73192bbd65b1ecf2c25d888fceb1abb24e604deec625266c5156727ee0a8d5ea5377c13e7a132e7cf67e"}, 0xbc) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f00000002c0)={r2, 0x6}, &(0x7f0000000300)=0x8) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) r3 = socket(0x8, 0x5, 0x5) getsockopt$ax25_int(r3, 0x101, 0xf, &(0x7f0000000340), &(0x7f0000000380)=0x4) 2018/04/03 19:28:18 executing program 0: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = socket$can_raw(0x1d, 0x3, 0x1) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'syz_tun\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000040)={'syzkaller0\x00', r2}) close(r1) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000004000)) readv(r1, &(0x7f0000000200), 0x0) r3 = accept(r0, &(0x7f0000000080)=@hci, &(0x7f0000000100)=0x80) setsockopt$packet_drop_memb(r3, 0x107, 0x2, &(0x7f0000000140)={r2, 0x1, 0x6, @remote={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xbb}}, 0x10) setsockopt$inet6_dccp_int(r3, 0x21, 0x5, &(0x7f0000000180)=0x8, 0x4) 2018/04/03 19:28:18 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x0) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) [ 622.317701] FAULT_INJECTION: forcing a failure. [ 622.317701] name failslab, interval 1, probability 0, space 0, times 0 [ 622.328974] CPU: 1 PID: 15934 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 622.336337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.345694] Call Trace: [ 622.348288] dump_stack+0x194/0x24d [ 622.351916] ? arch_local_irq_restore+0x53/0x53 [ 622.356587] ? __save_stack_trace+0x7e/0xd0 [ 622.360911] should_fail+0x8c0/0xa40 2018/04/03 19:28:18 executing program 0: syz_emit_ethernet(0x66, &(0x7f00000011c0)=ANY=[@ANYBLOB="ffffffffffffaaaaaaaaaaaa080045000058000000000088907800000000e00000010420880b0000000000000800000086dd080088be00000000100000000100000000000000080022eb0000000020000000020000000000"], &(0x7f0000000000)) r0 = accept$packet(0xffffffffffffffff, &(0x7f0000000180), &(0x7f00000001c0)=0x14) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000200), &(0x7f0000000240)=0x8) getpeername(0xffffffffffffffff, &(0x7f0000000040)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @ipv4={[], [], @rand_addr}}}}, &(0x7f00000000c0)=0x80) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000100), &(0x7f0000000140)=0x4) 2018/04/03 19:28:18 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) close(r0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000d36000)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw-serpent-avx2\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000001f3a)="ad56b6c5820faeb995298992ea54c7be", 0x10) r2 = accept$alg(r0, 0x0, 0x0) r3 = socket(0x15, 0x800, 0xfffffffffffffffd) setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r3, 0x111, 0x1, 0x5, 0x4) sendmsg$alg(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000001340)=[{&(0x7f0000002f80)="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", 0x190}], 0x1}, 0x0) recvmsg(r2, &(0x7f0000001700)={&(0x7f0000001440)=@in={0x0, 0x0, @remote}, 0x80, &(0x7f00000015c0)=[{&(0x7f0000001f80)=""/4096, 0x1000}], 0x1, &(0x7f0000001600)=""/193, 0xc1}, 0x0) [ 622.364625] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 622.369724] ? kasan_kmalloc+0xad/0xe0 [ 622.373700] ? kmem_cache_alloc_trace+0x136/0x740 [ 622.378541] ? __memcg_init_list_lru_node+0x169/0x270 [ 622.383726] ? __list_lru_init+0x544/0x750 [ 622.387955] ? sget_userns+0x6b1/0xe40 [ 622.391849] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 622.396605] ? kern_mount_data+0x50/0xb0 [ 622.400658] ? mq_init_ns+0x167/0x220 [ 622.404453] ? copy_ipcs+0x3a4/0x520 [ 622.408184] ? create_new_namespaces+0x278/0x880 [ 622.412937] ? unshare_nsproxy_namespaces+0xae/0x1e0 2018/04/03 19:28:18 executing program 0: unshare(0x60000000) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'ip6tnl0\x00', 0x20101}) [ 622.418035] ? SyS_unshare+0x653/0xfa0 [ 622.421928] ? find_held_lock+0x35/0x1d0 [ 622.425991] ? __lock_is_held+0xb6/0x140 [ 622.430063] ? check_same_owner+0x320/0x320 [ 622.434384] ? rcu_note_context_switch+0x710/0x710 [ 622.439315] should_failslab+0xec/0x120 [ 622.442718] IPVS: ftp: loaded support on port[0] = 21 [ 622.443282] kmem_cache_alloc_trace+0x4b/0x740 [ 622.443294] ? __kmalloc_node+0x33/0x70 [ 622.443303] ? __kmalloc_node+0x33/0x70 [ 622.443314] ? rcu_read_lock_sched_held+0x108/0x120 [ 622.443329] __memcg_init_list_lru_node+0x169/0x270 [ 622.443344] ? list_lru_add+0x7c0/0x7c0 [ 622.474944] ? __kmalloc_node+0x47/0x70 [ 622.478923] __list_lru_init+0x544/0x750 [ 622.482980] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 622.488862] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 622.493893] ? lockdep_init_map+0x9/0x10 [ 622.498041] sget_userns+0x6b1/0xe40 [ 622.501746] ? set_anon_super+0x20/0x20 [ 622.505717] ? put_filp+0x90/0x90 [ 622.506734] device ip6tnl0 entered promiscuous mode 2018/04/03 19:28:18 executing program 4: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f00005e5000)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) r1 = socket$inet(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000002380)={0x2, 0x4e21}, 0x10) recvmsg(r1, &(0x7f0000002200)={&(0x7f0000000080)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000000)=[{&(0x7f0000000100)=""/4096, 0x1000}, {&(0x7f0000001100)=""/4096, 0x1000}], 0x2, &(0x7f0000002100)=""/195, 0xc3, 0x5965}, 0x2040) sendmsg$rds(r2, &(0x7f0000002480)={&(0x7f00000023c0)={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, 0x10, &(0x7f0000002440)=[{&(0x7f0000002400)=""/26, 0x1a}], 0x1, 0x0, 0x0, 0x20000000}, 0x24000010) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_ifreq(r3, 0x8923, &(0x7f0000000040)={'syzkaller1\x00', @ifru_ivalue=0x81}) getsockopt$ARPT_SO_GET_ENTRIES(r1, 0x0, 0x61, &(0x7f0000002240)={'filter\x00', 0xbc, "bfe1b230435595f50314ce47ab9ba25aa5a6156e80f605c8980c77c6febd4e27d9a38ab062e64e54d532d3ffbdcafda63fde6aff98835c4b63486e0694612bdba922c5d379952a133a2f6a7321193c651d6dcb208fd233e0a3f63046e7c19879f86aec7552c187bc3c61b2dfa25b678a6e5a3a0b9b6d7678776e429ea23e957b3ba2fd8edf4093d048fb7f3831a92a559de9448a548f560b63996cebdb30ed5a3d3e973e6f22179332ddf85fc55179c47ff5947cdc89941566af8513"}, &(0x7f0000002340)=0xe0) 2018/04/03 19:28:18 executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000065fc8)={&(0x7f00002dfff4)={0x10}, 0xc, &(0x7f00004e5ff0)={&(0x7f0000aeb000)=ANY=[@ANYBLOB="14da3f03088de15bc2ffffffffffffff00000000"], 0x14}, 0x1}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={r0}) accept$ax25(r1, &(0x7f0000000040), &(0x7f0000000080)=0x10) [ 622.509161] ? destroy_unused_super.part.6+0xd0/0xd0 [ 622.509176] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 622.509187] ? debug_object_fixup+0x30/0x30 [ 622.509198] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 622.509208] ? __lockdep_init_map+0xe4/0x650 [ 622.509220] ? get_random_u32+0x188/0x350 [ 622.509231] ? __raw_spin_lock_init+0x2d/0x100 [ 622.509255] ? mqueue_mount+0xe0/0xe0 [ 622.509263] mount_ns+0x6d/0x190 [ 622.509275] mqueue_mount+0xbe/0xe0 [ 622.557559] mount_fs+0x66/0x2d0 [ 622.560927] vfs_kern_mount.part.26+0xc6/0x4a0 [ 622.565505] ? may_umount+0xa0/0xa0 [ 622.569145] ? compat_SyS_msgrcv+0x50/0x50 [ 622.573374] ? ida_remove+0x3f0/0x3f0 [ 622.577174] ? kmem_cache_alloc_trace+0x459/0x740 [ 622.582020] kern_mount_data+0x50/0xb0 [ 622.585913] mq_init_ns+0x167/0x220 [ 622.589555] copy_ipcs+0x3a4/0x520 [ 622.593087] ? ipcns_get+0xf0/0xf0 [ 622.596623] ? do_mount+0x2bb0/0x2bb0 [ 622.600422] create_new_namespaces+0x278/0x880 [ 622.605000] ? sys_ni_syscall+0x20/0x20 [ 622.608969] ? ns_capable_common+0xcf/0x160 [ 622.613303] unshare_nsproxy_namespaces+0xae/0x1e0 [ 622.618228] SyS_unshare+0x653/0xfa0 [ 622.621932] ? vfs_write+0x374/0x510 [ 622.625647] ? walk_process_tree+0x400/0x400 [ 622.630048] ? __lock_is_held+0xb6/0x140 [ 622.634120] ? __sb_end_write+0xa0/0xd0 [ 622.638090] ? fput+0xd2/0x140 [ 622.641277] ? SyS_write+0x184/0x220 [ 622.644983] ? SyS_read+0x220/0x220 [ 622.648604] ? do_syscall_64+0xb7/0x940 [ 622.652574] ? walk_process_tree+0x400/0x400 [ 622.656989] do_syscall_64+0x281/0x940 [ 622.660876] ? vmalloc_sync_all+0x30/0x30 2018/04/03 19:28:18 executing program 4: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) accept4(r0, &(0x7f0000000040)=@ipx, &(0x7f00000000c0)=0x80, 0x80000) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'ip_vti0\x00', &(0x7f0000000200)=@ethtool_cmd={0x1f}}) 2018/04/03 19:28:18 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x0) r1 = socket$inet(0x2, 0x0, 0x886) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000240)=""/103, &(0x7f0000000200)=0xfd0cd22b19f82754) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000002, &(0x7f0000000100)=0x79, 0x4) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) r2 = socket$inet(0x2, 0x802, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000580)=@broute={'broute\x00', 0x20, 0x2, 0x230, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000040], 0x0, &(0x7f0000000280), &(0x7f0000000040)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x11, 0x0, 0x0, 'dummy0\x00', 'vlan0\x00', 'ip6gre0\x00', 'vcan0\x00', @empty, [], @empty, [0xfffffffffffffffd, 0xff, 0x0, 0x0, 0x0, 0x10], 0x70, 0xa0, 0xe8}, [@common=@CLASSIFY={'CLASSIFY\x00', 0x8, {{0x9}}}]}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00', 0x3}}}}, {{{0x1d, 0x0, 0xfffffffffffffffc, 'teql0\x00', 'vcan0\x00', 'vlan0\x00', 'ifb0\x00', @random="56190635f233", [0x0, 0x0, 0x0, 0x1], @random="d238742a69de", [], 0x70, 0x70, 0xb8}}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00', 0x3}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0x2a8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000002c0)={0x0, @in={{0x2, 0x0, @multicast1=0xe0000001}}, [0x9, 0x8001, 0x0, 0x5, 0x2, 0x1f, 0x3, 0x0, 0x3, 0x800, 0x5, 0x6, 0x0, 0x886, 0x1]}, &(0x7f0000000000)=0x100) r4 = socket(0x2, 0x805, 0x0) bind$inet(r4, &(0x7f0000ce6ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r4, &(0x7f0000218000)="fd", 0x1, 0x0, &(0x7f0000af3ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x5}, &(0x7f0000000400)=0x8) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000880)=@broute={'broute\x00', 0x20, 0x1, 0x150, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000700], 0x0, &(0x7f00000006c0), &(0x7f0000000700)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x1b, 0x0, 0x0, 'bcsf0\x00', 'teql0\x00', 'ip_vti0\x00', 'erspan0\x00', @empty, [], @random="c8992de4105a", [], 0x70, 0x70, 0xc0}}, @common=@LED={'LED\x00', 0x28, {{'syz1\x00'}}}}]}]}, 0x1c8) setsockopt$RDS_CANCEL_SENT_TO(r4, 0x114, 0x1, &(0x7f0000000ec0)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x12}}, 0x10) setsockopt$IPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x41, &(0x7f0000000f00)={'raw\x00', 0x2, [{}, {}]}, 0x48) setsockopt$IP_VS_SO_SET_ADDDEST(r2, 0x0, 0x487, &(0x7f0000000440)={{0x62, @rand_addr=0x6, 0x4e20, 0x2, 'lc\x00', 0x20, 0x8, 0x2b}, {@empty, 0x4e21, 0x0, 0x0, 0xf29, 0x1}}, 0x44) pipe(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000080)='nv\x00', 0x3) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r4, &(0x7f0000f53fff), 0x0, 0x3, &(0x7f00000004c0)={0x2, 0x4e23}, 0x10) shutdown(r1, 0x1) getsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000004040), 0x4) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000001880)={r1}) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r6, 0x84, 0x1a, &(0x7f00000018c0)=ANY=[@ANYBLOB="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"], &(0x7f00000000c0)=0x1) socket$vsock_dgram(0x28, 0x2, 0x0) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x40}, 0x8) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x9}, 0x1c) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r6, 0x111, 0x5, 0x1000, 0x4) setsockopt$inet_MCAST_MSFILTER(r1, 0x0, 0x30, &(0x7f0000000900)={0x4, {{0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x14}}}, 0x0, 0x3, [{{0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}, {{0x2, 0x4e21, @broadcast=0xffffffff}}, {{0x2, 0x4e22, @rand_addr=0x7}}]}, 0x210) sendto$inet6(r0, &(0x7f0000000040)='\x009', 0x2, 0x0, 0x0, 0x0) 2018/04/03 19:28:18 executing program 4: socketpair$inet(0x2, 0x2, 0xfffffffffffffffc, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f00000013c0)={0x3ff}, 0x4) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000140)={0x26, 'skcipher\x00', 0x0, 0x0, 'lrw(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000ff8000)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r2 = accept$alg(r1, 0x0, 0x0) sendmmsg$alg(r2, &(0x7f0000004980)=[{0x0, 0x0, &(0x7f00000048c0)=[{&(0x7f00000038c0)="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", 0xbf0}], 0x1, &(0x7f0000000040)}], 0x1, 0x0) recvmsg(r2, &(0x7f0000001440)={&(0x7f0000000280)=@sco, 0x80, &(0x7f0000000000)=[{&(0x7f00000003c0)=""/4096, 0x1000}], 0x1, &(0x7f0000001400)=""/6, 0x6}, 0x0) [ 622.665022] ? _raw_spin_unlock_irq+0x27/0x70 [ 622.669518] ? finish_task_switch+0x1c1/0x7e0 [ 622.674010] ? syscall_return_slowpath+0x550/0x550 [ 622.678934] ? syscall_return_slowpath+0x2ac/0x550 [ 622.683862] ? prepare_exit_to_usermode+0x350/0x350 [ 622.688876] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 622.694236] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 622.699081] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 622.704266] RIP: 0033:0x4552d9 [ 622.707458] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:28:19 executing program 3 (fault-call:0 fault-nth:37): unshare(0x8000400) 2018/04/03 19:28:19 executing program 2: r0 = accept4$inet6(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0x1c, 0x800) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000000080)=[@in6={0xa, 0x4e23, 0xfffffffffffffffc, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0xc}}, 0x100000001}, @in6={0xa, 0x4e21, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x5}, @in={0x2, 0x4e21, @broadcast=0xffffffff}, @in={0x2, 0x4e20, @broadcast=0xffffffff}, @in6={0xa, 0x4e20, 0x2, @local={0xfe, 0x80, [], 0xaa}, 0x8}, @in={0x2, 0x4e21}, @in={0x2, 0x4e24, @rand_addr=0x7fffffff}, @in6={0xa, 0x4e21, 0x4, @loopback={0x0, 0x1}}, @in6={0xa, 0x4e23, 0x9, @empty, 0xfffffffffffffffe}], 0xcc) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000180)={@ipv4={[], [0xff, 0xff], @local={0xac, 0x14, 0x14, 0xaa}}, 0x100000000, 0x0, 0x3, 0x2, 0x99, 0x500000000000000, 0x5}, &(0x7f00000001c0)=0x20) unshare(0x8000403) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000200)={0x0, 0x5}, &(0x7f0000000240)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000000280)={r1, 0x3f, 0xa5, "fbb265bd8770aca7e91a4a25ea28ce668b01e78d2b07fe5ca7ff9a488ca56a7c25188ef0189e90e10dde04f05e6d5c9cb7b9511e6b1ca0546afcb5a855b2a5c2080aea1b86c0a9085120516a80b43b2655a9c59a31a1675705bb06365cf2e3aaea14ef5c2b2b2ddf37e3325e62d9e5047b39e5b36c185a116096c5718d68824306f17fe1f4959363b191e62b405e3896f80480160313dfd0d56778f76dd29918b33f1e5de1"}, 0xad) [ 622.710218] IPVS: set_ctl: invalid protocol: 98 0.0.0.6:20000 lc [ 622.715160] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 622.715166] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 622.715171] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 622.715177] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 622.715182] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000024 [ 622.791539] FAULT_INJECTION: forcing a failure. [ 622.791539] name failslab, interval 1, probability 0, space 0, times 0 [ 622.802877] CPU: 1 PID: 15984 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 622.810240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.819590] Call Trace: [ 622.822181] dump_stack+0x194/0x24d [ 622.825809] ? arch_local_irq_restore+0x53/0x53 [ 622.830473] ? __save_stack_trace+0x7e/0xd0 [ 622.833350] IPVS: set_ctl: invalid protocol: 98 0.0.0.6:20000 lc [ 622.834797] should_fail+0x8c0/0xa40 [ 622.834812] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 622.834824] ? kasan_kmalloc+0xad/0xe0 [ 622.834834] ? kmem_cache_alloc_trace+0x136/0x740 [ 622.834842] ? __memcg_init_list_lru_node+0x169/0x270 [ 622.834852] ? __list_lru_init+0x544/0x750 [ 622.867878] ? sget_userns+0x6b1/0xe40 [ 622.871772] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 622.876521] ? kern_mount_data+0x50/0xb0 [ 622.880574] ? mq_init_ns+0x167/0x220 [ 622.884371] ? copy_ipcs+0x3a4/0x520 [ 622.888085] ? create_new_namespaces+0x278/0x880 [ 622.892835] ? unshare_nsproxy_namespaces+0xae/0x1e0 [ 622.897938] ? SyS_unshare+0x653/0xfa0 [ 622.901831] ? find_held_lock+0x35/0x1d0 [ 622.905900] ? __lock_is_held+0xb6/0x140 [ 622.909956] ? check_same_owner+0x320/0x320 [ 622.914258] ? rcu_note_context_switch+0x710/0x710 [ 622.919168] should_failslab+0xec/0x120 [ 622.923133] kmem_cache_alloc_trace+0x4b/0x740 [ 622.927702] ? __kmalloc_node+0x33/0x70 [ 622.931658] ? __kmalloc_node+0x33/0x70 [ 622.935618] ? rcu_read_lock_sched_held+0x108/0x120 [ 622.940622] __memcg_init_list_lru_node+0x169/0x270 [ 622.945616] ? list_lru_add+0x7c0/0x7c0 [ 622.949568] ? __kmalloc_node+0x47/0x70 [ 622.953521] __list_lru_init+0x544/0x750 [ 622.957560] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 622.963433] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 622.968427] ? lockdep_init_map+0x9/0x10 [ 622.972464] sget_userns+0x6b1/0xe40 [ 622.976151] ? set_anon_super+0x20/0x20 [ 622.980110] ? put_filp+0x90/0x90 [ 622.983550] ? destroy_unused_super.part.6+0xd0/0xd0 [ 622.988633] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 622.993627] ? debug_object_fixup+0x30/0x30 [ 622.997936] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 623.002939] ? __lockdep_init_map+0xe4/0x650 [ 623.007336] ? get_random_u32+0x188/0x350 [ 623.011461] ? __raw_spin_lock_init+0x2d/0x100 [ 623.016066] ? mqueue_mount+0xe0/0xe0 [ 623.019855] mount_ns+0x6d/0x190 [ 623.023202] mqueue_mount+0xbe/0xe0 [ 623.026813] mount_fs+0x66/0x2d0 [ 623.030167] vfs_kern_mount.part.26+0xc6/0x4a0 [ 623.034726] ? may_umount+0xa0/0xa0 [ 623.038337] ? compat_SyS_msgrcv+0x50/0x50 [ 623.042559] ? ida_remove+0x3f0/0x3f0 [ 623.046347] ? kmem_cache_alloc_trace+0x459/0x740 [ 623.051167] kern_mount_data+0x50/0xb0 [ 623.055050] mq_init_ns+0x167/0x220 [ 623.058657] copy_ipcs+0x3a4/0x520 [ 623.062172] ? ipcns_get+0xf0/0xf0 [ 623.065707] ? do_mount+0x2bb0/0x2bb0 [ 623.069488] create_new_namespaces+0x278/0x880 [ 623.074048] ? sys_ni_syscall+0x20/0x20 [ 623.078010] ? ns_capable_common+0xcf/0x160 [ 623.082317] unshare_nsproxy_namespaces+0xae/0x1e0 [ 623.087225] SyS_unshare+0x653/0xfa0 [ 623.090914] ? vfs_write+0x374/0x510 [ 623.094617] ? walk_process_tree+0x400/0x400 [ 623.099019] ? __lock_is_held+0xb6/0x140 [ 623.103071] ? __sb_end_write+0xa0/0xd0 [ 623.107029] ? fput+0xd2/0x140 [ 623.110211] ? SyS_write+0x184/0x220 [ 623.113900] ? SyS_read+0x220/0x220 [ 623.117517] ? do_syscall_64+0xb7/0x940 [ 623.121467] ? walk_process_tree+0x400/0x400 [ 623.125851] do_syscall_64+0x281/0x940 [ 623.129721] ? vmalloc_sync_all+0x30/0x30 [ 623.133858] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 623.139810] ? syscall_return_slowpath+0x550/0x550 [ 623.144736] ? syscall_return_slowpath+0x2ac/0x550 [ 623.149666] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 623.155013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 623.159842] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 623.165009] RIP: 0033:0x4552d9 [ 623.168187] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 623.175887] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 623.183141] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 623.190403] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 623.197665] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 623.204922] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000025 2018/04/03 19:28:19 executing program 4: socketpair(0x0, 0x0, 0x0, &(0x7f0000fcf000)={0xffffffffffffffff, 0xffffffffffffffff}) tee(r1, r0, 0xfff, 0x5) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000fcefe8)={0xffffffffffffffff, &(0x7f00004b1000), &(0x7f0000107000)=""/78}, 0x432) 2018/04/03 19:28:19 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$sock_proto_private(r0, 0x89e1, &(0x7f0000000000)="005a986128083093058d4f1ec739e6ef5bcc76f1c555753bf34383545bf162dc47df2223c6d6f1e288c9445f520cb941e081de69710a25e9c8f83ca0fa10e311c7b5f9c312cab93021e58e540b280cfeafb169b22c0c41e28b47a6d4d91539433a37332d1fab66d20acd0799559697534f6b6d7bd985ca42755d740d08d392799e7b6091ebcceb4014760cf9cd77f1faa213bfcd46172ccf364c3a58c15f0efcb221d8ed454c4b514f60c075f075a548ec210798d8e6d87ccb8fcb49bef7c1ce693a2cf1fe779cde7dbef9bb302ed2420abb6ae8546c8be18aaaebbf") getsockopt$IP_VS_SO_GET_DESTS(r0, 0x0, 0x484, &(0x7f0000000100)=""/204, &(0x7f0000000200)=0xcc) 2018/04/03 19:28:19 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="fb00792d593b6d8369831e0000000000000000000000b485eafcbd3307206cd6589be4c6cbe68b99ab37b78ae3f093af9334bfa8f79792b1359bca2b45b975e0abbbf17915067413e24de27a937f6ca8fcef48184eed08634c5e8853c33b470e319475f24a18a060f49d983f3d8d72b686dc1c67965ae303bc06cc1436ef01ad3157585fd263b0b5372469cefa8e61ae4764a952f751c3941289c2847745c492eeb9a5c33db7fa010000006c1f894c76a568e557e57fb97ade29097a"], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:19 executing program 2: unshare(0x100000) 2018/04/03 19:28:19 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x0) r1 = socket$inet(0x2, 0x0, 0x886) getsockopt$IP_VS_SO_GET_DESTS(r1, 0x0, 0x484, &(0x7f0000000240)=""/103, &(0x7f0000000200)=0xfd0cd22b19f82754) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000002, &(0x7f0000000100)=0x79, 0x4) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000000), &(0x7f0000000040)=0x4) r2 = socket$inet(0x2, 0x802, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000580)=@broute={'broute\x00', 0x20, 0x2, 0x230, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000040], 0x0, &(0x7f0000000280), &(0x7f0000000040)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2, [{{{0x11, 0x0, 0x0, 'dummy0\x00', 'vlan0\x00', 'ip6gre0\x00', 'vcan0\x00', @empty, [], @empty, [0xfffffffffffffffd, 0xff, 0x0, 0x0, 0x0, 0x10], 0x70, 0xa0, 0xe8}, [@common=@CLASSIFY={'CLASSIFY\x00', 0x8, {{0x9}}}]}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00', 0x3}}}}, {{{0x1d, 0x0, 0xfffffffffffffffc, 'teql0\x00', 'vcan0\x00', 'vlan0\x00', 'ifb0\x00', @random="56190635f233", [0x0, 0x0, 0x0, 0x1], @random="d238742a69de", [], 0x70, 0x70, 0xb8}}, @common=@RATEEST={'RATEEST\x00', 0x20, {{'syz0\x00', 0x3}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0x2a8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffff9c, 0x84, 0x70, &(0x7f00000002c0)={0x0, @in={{0x2, 0x0, @multicast1=0xe0000001}}, [0x9, 0x8001, 0x0, 0x5, 0x2, 0x1f, 0x3, 0x0, 0x3, 0x800, 0x5, 0x6, 0x0, 0x886, 0x1]}, &(0x7f0000000000)=0x100) r4 = socket(0x2, 0x805, 0x0) bind$inet(r4, &(0x7f0000ce6ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) sendto$inet(r4, &(0x7f0000218000)="fd", 0x1, 0x0, &(0x7f0000af3ff0)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f00000003c0)={r3, 0x5}, &(0x7f0000000400)=0x8) setsockopt$EBT_SO_SET_ENTRIES(r2, 0x0, 0x80, &(0x7f0000000880)=@broute={'broute\x00', 0x20, 0x1, 0x150, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000700], 0x0, &(0x7f00000006c0), &(0x7f0000000700)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, [{{{0x1b, 0x0, 0x0, 'bcsf0\x00', 'teql0\x00', 'ip_vti0\x00', 'erspan0\x00', @empty, [], @random="c8992de4105a", [], 0x70, 0x70, 0xc0}}, @common=@LED={'LED\x00', 0x28, {{'syz1\x00'}}}}]}]}, 0x1c8) setsockopt$RDS_CANCEL_SENT_TO(r4, 0x114, 0x1, &(0x7f0000000ec0)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x12}}, 0x10) setsockopt$IPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x41, &(0x7f0000000f00)={'raw\x00', 0x2, [{}, {}]}, 0x48) setsockopt$IP_VS_SO_SET_ADDDEST(r2, 0x0, 0x487, &(0x7f0000000440)={{0x62, @rand_addr=0x6, 0x4e20, 0x2, 'lc\x00', 0x20, 0x8, 0x2b}, {@empty, 0x4e21, 0x0, 0x0, 0xf29, 0x1}}, 0x44) pipe(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000080)='nv\x00', 0x3) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) sendto$inet(r4, &(0x7f0000f53fff), 0x0, 0x3, &(0x7f00000004c0)={0x2, 0x4e23}, 0x10) shutdown(r1, 0x1) getsockopt$kcm_KCM_RECV_DISABLE(0xffffffffffffffff, 0x119, 0x1, &(0x7f0000004040), 0x4) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000001880)={r1}) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r6, 0x84, 0x1a, &(0x7f00000018c0)=ANY=[@ANYBLOB="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"], &(0x7f00000000c0)=0x1) socket$vsock_dgram(0x28, 0x2, 0x0) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f00000002c0)={0x0, 0x40}, 0x8) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x9}, 0x1c) setsockopt$l2tp_PPPOL2TP_SO_REORDERTO(r6, 0x111, 0x5, 0x1000, 0x4) setsockopt$inet_MCAST_MSFILTER(r1, 0x0, 0x30, &(0x7f0000000900)={0x4, {{0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x14}}}, 0x0, 0x3, [{{0x2, 0x4e24, @remote={0xac, 0x14, 0x14, 0xbb}}}, {{0x2, 0x4e21, @broadcast=0xffffffff}}, {{0x2, 0x4e22, @rand_addr=0x7}}]}, 0x210) sendto$inet6(r0, &(0x7f0000000040)='\x009', 0x2, 0x0, 0x0, 0x0) 2018/04/03 19:28:19 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:19 executing program 3 (fault-call:0 fault-nth:38): unshare(0x8000400) 2018/04/03 19:28:19 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) socketpair(0x5, 0xa, 0x64f000000000000, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet6_udp_int(r1, 0x11, 0x0, &(0x7f0000000040)=0x7f, 0x4) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) getsockopt$inet6_udp_int(r1, 0x11, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000100)={0x0, 0x9, 0x7, [0x6, 0x0, 0x1, 0x100, 0xfffffffffffffff7, 0x2, 0x10000]}, &(0x7f0000000140)=0x16) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000180)={r2, 0x1, 0x3, [0x8, 0x4, 0x4]}, 0xe) 2018/04/03 19:28:19 executing program 2: unshare(0x80000200) r0 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_inet_SIOCDELRT(r0, 0x890c, &(0x7f0000000040)={0x6, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x14}}, {0x2, 0x4e20, @multicast1=0xe0000001}, {0x2, 0x4e21, @broadcast=0xffffffff}, 0x1, 0x7ff, 0x40, 0x2dbb, 0x67d, &(0x7f0000000000), 0xe03b, 0xff, 0x3000000000}) [ 623.319318] FAULT_INJECTION: forcing a failure. [ 623.319318] name failslab, interval 1, probability 0, space 0, times 0 [ 623.330859] CPU: 1 PID: 15998 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 623.338223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.347576] Call Trace: [ 623.350172] dump_stack+0x194/0x24d [ 623.353805] ? arch_local_irq_restore+0x53/0x53 [ 623.358489] ? find_held_lock+0x35/0x1d0 [ 623.362554] should_fail+0x8c0/0xa40 [ 623.366269] ? __list_lru_init+0x352/0x750 [ 623.370506] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 623.375614] ? find_first_zero_bit+0x93/0xe0 [ 623.380025] ? trace_hardirqs_off+0x10/0x10 [ 623.384357] ? find_held_lock+0x35/0x1d0 [ 623.388431] ? __lock_is_held+0xb6/0x140 [ 623.392502] ? check_same_owner+0x320/0x320 [ 623.396823] ? lock_downgrade+0x980/0x980 [ 623.400973] ? rcu_note_context_switch+0x710/0x710 [ 623.406260] ? find_held_lock+0x35/0x1d0 [ 623.410321] should_failslab+0xec/0x120 [ 623.414314] __kmalloc+0x63/0x760 2018/04/03 19:28:19 executing program 2: unshare(0x8000400) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x18}, 0x10) [ 623.417763] ? lock_downgrade+0x980/0x980 [ 623.421909] ? register_shrinker+0x10e/0x2d0 [ 623.426322] ? trace_event_raw_event_module_request+0x320/0x320 [ 623.432407] register_shrinker+0x10e/0x2d0 [ 623.436647] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 623.442445] ? memcpy+0x45/0x50 [ 623.445734] sget_userns+0xbbf/0xe40 [ 623.449461] ? set_anon_super+0x20/0x20 [ 623.453433] ? put_filp+0x90/0x90 [ 623.456886] ? destroy_unused_super.part.6+0xd0/0xd0 [ 623.461999] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 623.467012] ? debug_object_fixup+0x30/0x30 [ 623.471330] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 623.476343] ? __lockdep_init_map+0xe4/0x650 [ 623.480766] ? get_random_u32+0x188/0x350 [ 623.484916] ? __raw_spin_lock_init+0x2d/0x100 [ 623.489515] ? mqueue_mount+0xe0/0xe0 [ 623.493316] mount_ns+0x6d/0x190 [ 623.496682] mqueue_mount+0xbe/0xe0 [ 623.500310] mount_fs+0x66/0x2d0 [ 623.503687] vfs_kern_mount.part.26+0xc6/0x4a0 [ 623.508273] ? may_umount+0xa0/0xa0 [ 623.511897] ? compat_SyS_msgrcv+0x50/0x50 [ 623.516127] ? ida_remove+0x3f0/0x3f0 2018/04/03 19:28:19 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000000), 0x0) [ 623.519924] ? kmem_cache_alloc_trace+0x459/0x740 [ 623.524763] kern_mount_data+0x50/0xb0 [ 623.528649] mq_init_ns+0x167/0x220 [ 623.532273] copy_ipcs+0x3a4/0x520 [ 623.535811] ? ipcns_get+0xf0/0xf0 [ 623.539355] ? do_mount+0x2bb0/0x2bb0 [ 623.539481] IPVS: set_ctl: invalid protocol: 98 0.0.0.6:20000 lc [ 623.543178] create_new_namespaces+0x278/0x880 [ 623.543199] ? sys_ni_syscall+0x20/0x20 [ 623.543213] ? ns_capable_common+0xcf/0x160 [ 623.543226] unshare_nsproxy_namespaces+0xae/0x1e0 2018/04/03 19:28:19 executing program 4: r0 = accept4$inet(0xffffffffffffff9c, &(0x7f00000000c0)={0x0, 0x0, @broadcast}, &(0x7f0000001280)=0x10, 0x80000) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f00000012c0)={{0x2, 0x4e24, @multicast2=0xe0000002}, {0x306, @local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}}, 0x20, {0x2, 0x4e24, @local={0xac, 0x14, 0x14, 0xaa}}, 'ip6_vti0\x00'}) r1 = accept(0xffffffffffffff9c, &(0x7f0000000100)=@ipx, &(0x7f0000000040)=0x80) recvfrom$ipx(r1, &(0x7f0000000180)=""/4096, 0x1000, 0x40010102, &(0x7f0000001180)={0x4, 0xaa, 0x4, "f5c6f33ceb6c", 0x3}, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r2, &(0x7f0000000000)={&(0x7f000000c000)={0x10, 0x34000}, 0xc, &(0x7f0000000080)={&(0x7f0000001200)=ANY=[@ANYBLOB="180000000000000001000000cd54a797cb8afe254bdd9a4f5a88c81a2f1cb3c79437fefd48db7806e17b6fe6e1010bde698e2fb3c350a6b4ae4d13e413b887f4d7d4041c31c04b2b1272df9f7300d4913f8a357dd4fda697a92b1d49"], 0x18}, 0x1}, 0x0) ioctl$sock_inet_SIOCGIFDSTADDR(r2, 0x8917, &(0x7f00000011c0)={'ip_vti0\x00', {0x2, 0x4e24, @rand_addr=0x3ff}}) r3 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_int(r3, 0x0, 0x12, &(0x7f0000000000), 0x2) [ 623.543239] SyS_unshare+0x653/0xfa0 [ 623.543247] ? vfs_write+0x374/0x510 [ 623.543259] ? walk_process_tree+0x400/0x400 [ 623.543270] ? __lock_is_held+0xb6/0x140 [ 623.543289] ? __sb_end_write+0xa0/0xd0 [ 623.543301] ? fput+0xd2/0x140 [ 623.590118] ? SyS_write+0x184/0x220 [ 623.593829] ? SyS_read+0x220/0x220 [ 623.597455] ? do_syscall_64+0xb7/0x940 [ 623.601430] ? walk_process_tree+0x400/0x400 [ 623.605833] do_syscall_64+0x281/0x940 [ 623.609713] ? vmalloc_sync_all+0x30/0x30 [ 623.613873] ? _raw_spin_unlock_irq+0x27/0x70 2018/04/03 19:28:19 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000af2ff8)=ANY=[@ANYRES32=0x0, @ANYBLOB="06000000"], &(0x7f000070d000)=0x20af3000) [ 623.618366] ? finish_task_switch+0x1c1/0x7e0 [ 623.622857] ? syscall_return_slowpath+0x550/0x550 [ 623.627783] ? syscall_return_slowpath+0x2ac/0x550 [ 623.632709] ? prepare_exit_to_usermode+0x350/0x350 [ 623.637723] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 623.643087] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 623.647933] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 623.653115] RIP: 0033:0x4552d9 [ 623.656297] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:28:19 executing program 4: r0 = socket$inet6(0xa, 0x6, 0x0) setsockopt$inet6_int(r0, 0x29, 0x21, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r1 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffff9c, 0x84, 0x6, &(0x7f00000000c0)={0x0, @in={{0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x17}}}}, &(0x7f0000000180)=0x84) setsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f00000001c0)={r2, 0x10000, 0x54d2, 0x6c18, 0x20, 0x1f}, 0x14) connect$inet6(r0, &(0x7f0000f65fe4)={0xa, 0x4e20, 0x800, @mcast1={0xff, 0x1, [], 0x1}}, 0x1c) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)={r0}) setsockopt$packet_rx_ring(r3, 0x107, 0x5, &(0x7f0000000080)=@req={0x3, 0x1, 0x7fff}, 0x10) 2018/04/03 19:28:19 executing program 3 (fault-call:0 fault-nth:39): unshare(0x8000400) [ 623.664001] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 623.671280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 623.678541] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 623.685884] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 623.693147] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000026 2018/04/03 19:28:20 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000380)=ANY=[@ANYBLOB="191c30c5"], &(0x7f0000000080)=0x1) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x7, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = accept4(r0, &(0x7f00000003c0)=@ax25, &(0x7f0000000040)=0x80, 0x80800) ioctl$sock_ipx_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000440)={'bcsh0\x00', {0x4, 0x3, 0x2, "ed247d17a252", 0x8000}}) r2 = accept4(0xffffffffffffffff, &(0x7f0000000140)=@rc, &(0x7f00000000c0)=0x80, 0x800) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f0000000480)=@generic={0x1, 0x2, 0x4}) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000200)='IPVS\x00') getsockopt$inet_sctp_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f00000004c0)={0x0, 0x8b, 0x10000, 0x23d5}, &(0x7f0000000500)=0x10) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000000540)=@assoc_id=r4, &(0x7f0000000580)=0x4) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r2, 0x84, 0x6d, &(0x7f00000005c0)={r4, 0x34, "08513c51375f28ee9a3f5aed7f856ce6c1c292f1446824ec407278650a51cca94dc52c7929e7e5de33ad9294a838aed5b879d635"}, &(0x7f0000000640)=0x3c) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000000600)={r4, 0x40}, 0x8) getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000000300), &(0x7f0000000340)=0xc) sendmsg$IPVS_CMD_GET_DAEMON(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x34, r3, 0x220, 0x70bd26, 0x25dfdbfe, {0xb}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x5}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x80000001}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x81}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xa467}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000000}, 0x800) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0xfffffffffffffdff) tee(r2, r5, 0x2, 0x8) 2018/04/03 19:28:20 executing program 2: unshare(0x8000400) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000080)) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r2 = bpf$OBJ_GET_MAP(0x7, &(0x7f0000000140)={&(0x7f0000000100)='./file0\x00', 0x0, 0x10}, 0x10) socketpair$packet(0x11, 0x2, 0x300, &(0x7f0000000180)={0xffffffffffffffff}) poll(&(0x7f00000001c0)=[{0xffffffffffffffff, 0xa}, {0xffffffffffffffff, 0x60}, {r0, 0x8000}, {r1, 0x5502}, {r2, 0x200}, {r3, 0x4}], 0x6, 0x4db) setsockopt$inet_buf(r1, 0x0, 0x0, &(0x7f0000000200), 0x0) ioctl$sock_inet_SIOCGARP(r2, 0x8954, &(0x7f0000000000)={{0x2, 0x4e22, @rand_addr=0xf5a}, {0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0x1a}}, 0x2, {0x2, 0x4e21, @multicast1=0xe0000001}, 'bcsf0\x00'}) [ 623.780330] FAULT_INJECTION: forcing a failure. [ 623.780330] name failslab, interval 1, probability 0, space 0, times 0 [ 623.791604] CPU: 1 PID: 16044 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 623.798963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.808310] Call Trace: [ 623.810895] dump_stack+0x194/0x24d [ 623.814522] ? arch_local_irq_restore+0x53/0x53 [ 623.819191] should_fail+0x8c0/0xa40 [ 623.822905] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 623.828007] ? SyS_unshare+0x653/0xfa0 [ 623.831894] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 623.837262] ? find_held_lock+0x35/0x1d0 [ 623.841329] ? find_held_lock+0x35/0x1d0 [ 623.845389] ? __lock_is_held+0xb6/0x140 [ 623.849451] ? check_same_owner+0x320/0x320 [ 623.853770] ? rcu_note_context_switch+0x710/0x710 [ 623.858696] ? up_write+0x6b/0x120 [ 623.862236] should_failslab+0xec/0x120 [ 623.866207] kmem_cache_alloc+0x47/0x760 [ 623.870262] ? register_shrinker+0x235/0x2d0 [ 623.874679] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 623.880473] ? mqueue_i_callback+0x30/0x30 [ 623.884703] mqueue_alloc_inode+0x1b/0x40 [ 623.888847] alloc_inode+0x65/0x180 [ 623.892468] new_inode_pseudo+0x69/0x190 [ 623.896528] ? prune_icache_sb+0x1a0/0x1a0 [ 623.900759] ? put_filp+0x90/0x90 [ 623.904215] new_inode+0x1c/0x40 [ 623.907579] mqueue_get_inode+0x103/0xee0 [ 623.911742] ? debug_object_fixup+0x30/0x30 [ 623.916066] ? mqueue_read_file+0x400/0x400 [ 623.920383] ? __lockdep_init_map+0xe4/0x650 [ 623.924794] ? get_random_u32+0x188/0x350 [ 623.928947] ? __raw_spin_lock_init+0x2d/0x100 [ 623.933535] ? mqueue_mount+0xe0/0xe0 [ 623.937331] mqueue_fill_super+0x113/0x1f0 [ 623.941562] mount_ns+0xc4/0x190 [ 623.944954] mqueue_mount+0xbe/0xe0 [ 623.948581] mount_fs+0x66/0x2d0 [ 623.951944] vfs_kern_mount.part.26+0xc6/0x4a0 [ 623.956517] ? may_umount+0xa0/0xa0 [ 623.960134] ? compat_SyS_msgrcv+0x50/0x50 [ 623.964361] ? ida_remove+0x3f0/0x3f0 [ 623.968225] ? kmem_cache_alloc_trace+0x459/0x740 [ 623.973058] kern_mount_data+0x50/0xb0 [ 623.976942] mq_init_ns+0x167/0x220 [ 623.980561] copy_ipcs+0x3a4/0x520 [ 623.984091] ? ipcns_get+0xf0/0xf0 [ 623.987623] ? do_mount+0x2bb0/0x2bb0 [ 623.991422] create_new_namespaces+0x278/0x880 [ 623.996031] ? sys_ni_syscall+0x20/0x20 [ 624.000007] ? ns_capable_common+0xcf/0x160 [ 624.004324] unshare_nsproxy_namespaces+0xae/0x1e0 [ 624.009254] SyS_unshare+0x653/0xfa0 [ 624.012961] ? vfs_write+0x374/0x510 [ 624.016676] ? walk_process_tree+0x400/0x400 [ 624.021080] ? __lock_is_held+0xb6/0x140 [ 624.025144] ? __sb_end_write+0xa0/0xd0 [ 624.029109] ? fput+0xd2/0x140 [ 624.032292] ? SyS_write+0x184/0x220 [ 624.036000] ? SyS_read+0x220/0x220 [ 624.039622] ? do_syscall_64+0xb7/0x940 [ 624.043597] ? walk_process_tree+0x400/0x400 [ 624.047998] do_syscall_64+0x281/0x940 [ 624.051879] ? vmalloc_sync_all+0x30/0x30 [ 624.056021] ? _raw_spin_unlock_irq+0x27/0x70 [ 624.060511] ? finish_task_switch+0x1c1/0x7e0 [ 624.064999] ? syscall_return_slowpath+0x550/0x550 [ 624.069922] ? syscall_return_slowpath+0x2ac/0x550 [ 624.074842] ? prepare_exit_to_usermode+0x350/0x350 [ 624.079850] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 624.085205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 624.090041] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 624.095219] RIP: 0033:0x4552d9 [ 624.098394] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 624.106094] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 624.113370] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 624.120632] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 624.127903] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 624.135170] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000027 2018/04/03 19:28:21 executing program 4: r0 = socket$nl_crypto(0x10, 0x3, 0x15) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000040)) pipe(&(0x7f0000000080)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f00000000c0)={0x0, 0x80000001}, &(0x7f0000000100)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f00000001c0)={r2, 0x4e}, 0x8) r3 = socket$inet6(0xa, 0x100000000803, 0x7) setsockopt$netlink_NETLINK_TX_RING(r3, 0x10e, 0x7, &(0x7f0000000000)={0x0, 0x6, 0x817e, 0x80000001}, 0x10) ioctl$sock_SIOCETHTOOL(r3, 0x8946, &(0x7f0000000140)={'gretap0\x00', &(0x7f0000000180)=@ethtool_rxfh_indir={0x39, 0x1, [0x4]}}) getsockopt$IP_VS_SO_GET_DAEMON(r3, 0x0, 0x487, &(0x7f0000000200), &(0x7f0000000240)=0x30) 2018/04/03 19:28:21 executing program 3 (fault-call:0 fault-nth:40): unshare(0x8000400) 2018/04/03 19:28:21 executing program 5: socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f00000000c0)=@assoc_value={0x0, 0x3}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000180)={r1, 0x5, 0x8}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, 0xffffffffffffffff, 0x0, [0x305f, 0xa]}, 0xffffffffffffff07) 2018/04/03 19:28:21 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0), 0x0) 2018/04/03 19:28:21 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) getsockopt$IP_VS_SO_GET_INFO(r0, 0x0, 0x481, &(0x7f0000000100), &(0x7f0000000140)=0xc) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={r0}) setsockopt$ax25_int(r1, 0x101, 0x3, &(0x7f0000000180)=0x20, 0x4) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000040)=@assoc_value={0x0, 0x81c1}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f00000000c0)={r2, 0x8}, 0x8) 2018/04/03 19:28:21 executing program 2: socketpair$ax25(0x3, 0x3, 0xce, &(0x7f0000000200)={0xffffffffffffffff}) write$binfmt_aout(r0, &(0x7f0000000240)={{0x108, 0xfffffffffffffffb, 0x4, 0x392, 0x15e, 0x8, 0xba, 0x1}, "80019753714963bed00206b3ef8bd5786057b3a62cd692335701f47b065c0ceafeebd1bfc60ab1d57b7bb3c487aff175afe0a73795fc0682597cb91c708013f12fbaa06d89ac7fa5b5f2938cbdb50608ae8ab4490348c391163cc299464c5b4e24d110ee85c6493713792bc088b36a4f9d9b52bb6c4fe7046e7f986a4b800fbe660539d7811623cce29122fcb4f44f43051b61b2c8f003f0971c0c326f3f1ee2561af6d56e40811ee1508f48be910c362e1bc59544d8bdf9082f7473d939eee7635c60d34f516f534e1f4fdaaaeb", [[], [], [], [], [], []]}, 0x6ee) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000080)={0x0, &(0x7f0000000040)=[{0x0}, {}]}) ioctl$DRM_IOCTL_DMA(r1, 0xc0406429, &(0x7f00000001c0)={r2, 0x2, &(0x7f00000000c0)=[0x100000001, 0x7], &(0x7f0000000100)=[0x1000, 0x4], 0x25, 0x2, 0x5, &(0x7f0000000140)=[0x4, 0x6], &(0x7f0000000180)=[0x4]}) unshare(0x8000400) 2018/04/03 19:28:21 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x2ad) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f0000000080)=0x1, 0x4) connect$inet(r0, &(0x7f00000000c0)={0x2, 0x0, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f00000008c0)={0x5, [0x8, 0x0, 0x6, 0x5, 0x5]}, &(0x7f0000000900)=0xe) sendto(0xffffffffffffffff, &(0x7f0000000100), 0x0, 0x0, &(0x7f0000000180)=@ax25={0x3, {"ee44ea9af5eb1f"}}, 0x80) sendto$inet(r0, &(0x7f0000000080), 0xfefc, 0x0, &(0x7f0000000040)={0x2, 0x0, @multicast2=0xe0000002}, 0x7d) recvmsg(r0, &(0x7f00000015c0)={&(0x7f0000000000)=@vsock={0x0, 0x0, 0x0, @reserved}, 0x10, &(0x7f0000000500)=[{&(0x7f0000000380)=""/178, 0xb2}], 0x31a, &(0x7f0000001500)=""/155, 0x9b}, 0x2) r2 = accept$inet(r0, &(0x7f0000000100)={0x0, 0x0, @rand_addr}, &(0x7f0000000140)=0x10) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f00000002c0)={0x0, @in={{0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x4, 0x3, 0x775, 0xfffffffffffff001, 0x90}, &(0x7f0000000440)=0x98) getsockopt$inet_sctp_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000480)=@assoc_id=r3, &(0x7f00000004c0)=0x4) recvfrom$inet(r0, &(0x7f0000000200)=""/190, 0xbe, 0x2, 0x0, 0x0) 2018/04/03 19:28:21 executing program 6: r0 = socket$inet6_sctp(0xa, 0x4, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) r1 = accept4$unix(r0, 0x0, &(0x7f0000000000), 0x80000) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001140)={0x0}, &(0x7f0000001180)=0xc) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000011c0)={{{@in6, @in6=@ipv4={[], [], @local}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}}}, &(0x7f00000012c0)=0xe8) r4 = getgid() r5 = getpid() getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000001680)={{{@in6=@local, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast1}, 0x0, @in6=@local}}, &(0x7f0000001780)=0xe8) r7 = getgid() r8 = gettid() getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000017c0)={{{@in, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}, 0x0, @in6=@local}}, &(0x7f00000018c0)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001900)={0x0, 0x0, 0x0}, &(0x7f0000001940)=0xc) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000003280)=0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000032c0)={{{@in, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@rand_addr}, 0x0, @in=@broadcast}}, &(0x7f00000033c0)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000003400)={0x0, 0x0, 0x0}, &(0x7f0000003440)=0xc) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000003480)=0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f00000034c0)={{{@in6=@dev, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f00000035c0)=0xe8) r16 = getgid() r17 = getpid() r18 = getuid() r19 = getgid() sendmmsg$unix(r1, &(0x7f0000003a80)=[{&(0x7f0000000040)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001100)=[{&(0x7f00000000c0)="6ca08f4f42d6537d2bbd8c06cc6f6c8855030f057ef33925663512615df112c9b439d5f3c8d5c64ab0", 0x29}, {&(0x7f0000000100)="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", 0x1000}], 0x2, &(0x7f0000001300)=[@rights={0x20, 0x1, 0x1, [r0, r0, r0, r0]}, @rights={0x38, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0, r0, r0]}, @rights={0x18, 0x1, 0x1, [r0]}, @rights={0x18, 0x1, 0x1, [r0]}, @cred={0x20, 0x1, 0x2, r2, r3, r4}, @rights={0x28, 0x1, 0x1, [r0, r0, r0, r0, r0]}, @rights={0x30, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0, r0]}, @rights={0x28, 0x1, 0x1, [r0, r0, r0, r0, r0]}], 0x128, 0x10}, {&(0x7f0000001440)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000001640)=[{&(0x7f00000014c0)="fbe9595764d2078f754a426466fcdac2b64079a413cad8c54595bdb093291a8c362f42c95cf91f8b5498952c06d301b3bb607e94d98cc5d5696c868983735071e46b2e443417899dd025e311361e5749c1943be8095b2b55083f36c738758189a94e69d4d7a50c0d632457df713a4d97cc167f9909b35ec3348516335338979ad36cd53f353fa50a0c33aafc8afe9fe14bc696684896f769e8a8e97cd8332b0719de3dcfff260ebaeffad909975dd38426b023df8ec948c538a7cdc80e7c3130799276eec19d0ee11815c6bce92c675301b4dc90e923a80bb827c542232692fc7159", 0xe2}, {&(0x7f00000015c0)="37c75363963acd0087b99b4daa3c1d47a9e3c21d2e4865a13a447fdd51a33f4b22869302ee2e0d09c7785c189e402a45540b35d2dc93b43c513efc0a2b507775a6846b590aebe81a8ef1458b40a351eb3bd94e", 0x53}], 0x2, &(0x7f0000001980)=[@cred={0x20, 0x1, 0x2, r5, r6, r7}, @cred={0x20, 0x1, 0x2, r8, r9, r10}, @rights={0x28, 0x1, 0x1, [r0, r0, r0, r0, r0]}], 0x68, 0x80}, {&(0x7f0000001a00)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000001ec0)=[{&(0x7f0000001a80)="20103e7182e8219878936ad41c6da0d8337adea86ae803e64098687100922a5dcecf76fc977f13566e1bf5c57314501272dcaeb21c", 0x35}, {&(0x7f0000001ac0)="f41a23bd644b55d0fb41f55de9202b9135ddfeda540979cc3423a07e543995128cb4eb7eca2e13df684e4b3a294173b627dcdaaf2121db8a10dda1b94c3694698519c0ca847355a08fe6769e32407221f4b35dabfc5616ff08c38b52ab7aff3d4dc7733684d7f06e6741083ce233dafe77194e28c93052a7ab04cd8e62c9", 0x7e}, {&(0x7f0000001b40)="c28e4a6104bb640624e6a09e0f4b91a8fa9fb6076a3417f374ac8381a3fe68a345688fb58c2b1aed150cedc1db5fb4b8e2042f1decae5af4e24a703a876003cd005dc95a4ef3ff224c4addf2b92c8860b5626bd8dbce9109ae198c3e82a59a71bf699d767b0b3bc5e99ac7b6c6b1c61459ee80ce2fa97613b4071d384bd43c8c21b99273d536ad61e8df895c48bbd0", 0x8f}, {&(0x7f0000001c00)="299f39f0b884ec6bceadca9c1f60d19c4210a8d7de0819ad80e937e79ccf8d7c755cd5faa3623fe6812d890a2968817017d6b4b9b97fae0e378dc499da00dc2ebdc0", 0x42}, {&(0x7f0000001c80)="92f087d10978ec8cf3de80030cc82467e6827d520a7867e2949da84805ee3878a8fd826bd89b418f19fb2d610e541c2850eaeef45540ebd60bac72acf0d6b0023effe3e4768ae0e931d124aae9cec31131ac740c13edadc6f8099d7522fb44f2dd6916f7415d643781e42012edf017387b9fa08023edc226c33a52984c621e4df47712ef9e9e920fe7d59df9d9300a51d660", 0x92}, {&(0x7f0000001d40)="d66526d41f5b8cb6319162948e5f917231d013a1a6ce85adb92a9b0009ff8955acc52142f94845bde6db809ef6cf3bdf5b04dc58e39bc947947bea57a9f5b90d7b0d1f4c8540f94a2face5c4457ee04c285e91a1cf9fb5cd14ddced68dcec00db6f72920893dbef08c0c9c27cd0a9221ebe63fe18259f5f7517a25d9e863ebc8c667620db885135e01e71d2de1b3b7a0f389cca178a6295d3484b8678c8765d1b613", 0xa2}, {&(0x7f0000001e00)="03d0220a3bbe753e03dbfacb950f8d216a75318b6cbb5b2457de8ec95a14bc205c53c5d80794ca1a2830b53797659927c6355664e958801be24cd158ff7e3f98127f5c396015b9488b224ba44eb14f8bd652fce0e3ad66d9b1fa9bf9903caddda18fcf3dafe19a3e69cad5ef265708243cc3a1f446e71e8eae7b759e5ff3ac73555eb1", 0x83}], 0x7, 0x0, 0x0, 0x40}, {&(0x7f0000001f40)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003200)=[{&(0x7f0000001fc0)="2a749d191c85bd4dbe08e144512bb26d57b8e9b2a3d29aba90c5e7f6ff62e8a627f1ff0a687b14df254367e4f8a44de20c784ca182c72aee42fd5c165f7783ff", 0x40}, {&(0x7f0000002000)="d42ef271aa472efab1cb9b1e978b6add5dd4cfba769103816d8a21556fa9befb35fa61388a2a70687106229eb9097f5cc9cb6ee6fe3f1deeeb854039e0f0772ebdb2e932585aa8672147a3ef4cfb4eee15dfb0984247a1b0fedd56d2a12bfcb19ca583bfb0ff482ec46f7e5c5221d0281965b7a9f3400d59933fe16a8e7c3e0a327916a0e539875b3849feedb793b0a5d995df11837026dfafc539b90b73f3ccebddd6e8ddd31e012dda39c3ef8bd9fcf8c472b6fbc42a2d5775709e7af50f91eafc7e04c1870d10bb985f9606a48e1febb0", 0xd2}, {&(0x7f0000002100)="234f5da5de7f3e2a5cbcbf2d192c557a38c08eaf2173ad31f44b3ab550917c9a4c2880cb11ec92b2cee9e31677d5f62e8c4c313c46a2d34553039ed8a2100d4d7586a012957b12309981e313d217e24bc895de88c267d45102556e047a16478a971ccb400827d3377b88df0c2a8ad924de275fa72ca975cd467c1744394fd3d418973c2bc0173ff56971d4365201a776ffa5555a36123b57b9be59dd64544676487ca0c1d4eeccb2e00b895daf7e366dbcb8c41129b54a1c2903ba", 0xbb}, {&(0x7f00000021c0)="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0x1000}, {&(0x7f00000031c0)="e238d63884dc3dce57ecb3e59c04f0cc14f72960e9eaaffc57f7745e", 0x1c}], 0x5, &(0x7f0000003600)=[@rights={0x18, 0x1, 0x1, [r0, r0]}, @cred={0x20, 0x1, 0x2, r11, r12, r13}, @rights={0x30, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0]}, @cred={0x20, 0x1, 0x2, r14, r15, r16}], 0x88, 0x4080}, {&(0x7f00000036c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000003840)=[{&(0x7f0000003740)="c997d33011061166047e28df1bb7f12ddd6e41b9c67a8d0269f2d05e612a09f4fd163b71593b53e387d56bd11608d4b86c75c97fce6ab4efb50c204388fb8e90a97f50b682bae43d9baf15c129cc404a16154a455a3393565e56203803722cf5ffb339c22c24bd33aba1d8deb30e9a934c7af406b51b9de7030d62e84c8ed64cde48650d5df5f12bb5a80941c7cc9ed258a82f26c890247d262ab215c10762d886ef3adf055671a411e62934564206a0d14ae25d96e939e6041db6d7e5a0f3c4dca93d5b9fc6fd8e8d17509e73041d045ce110f0f7c7932303fa987ad2e28ee08355d9939ee20eb1970176b4f21acd6fbe54", 0xf2}], 0x1, &(0x7f0000003880)=[@rights={0x28, 0x1, 0x1, [r0, r0, r0, r0, r0]}, @cred={0x20, 0x1, 0x2, r17, r18, r19}, @rights={0x20, 0x1, 0x1, [r0, r0, r0, r0]}, @rights={0x30, 0x1, 0x1, [r0, r0, r0, r0, r0, r0, r0]}], 0x98, 0x8804}, {&(0x7f0000003940)=@abs={0x1, 0x0, 0x4e20}, 0x6e, &(0x7f0000003a00)=[{&(0x7f00000039c0)="9fc9a3a0ba21e68d070881ec9b30edb2bf1ba83b84951c60", 0x18}], 0x1, &(0x7f0000003a40)=[@rights={0x28, 0x1, 0x1, [r0, r0, r0, r0, r0]}], 0x28, 0x800}], 0x6, 0x8000) [ 624.893437] FAULT_INJECTION: forcing a failure. [ 624.893437] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 624.905292] CPU: 1 PID: 16079 Comm: syz-executor3 Not tainted 4.16.0-rc7+ #292 [ 624.912651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 624.922004] Call Trace: [ 624.924592] dump_stack+0x194/0x24d [ 624.928240] ? arch_local_irq_restore+0x53/0x53 [ 624.932918] should_fail+0x8c0/0xa40 [ 624.936635] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 624.941746] ? get_mem_cgroup_from_mm+0x47c/0x710 [ 624.946595] ? lock_downgrade+0x980/0x980 [ 624.950784] ? trace_hardirqs_off+0x10/0x10 [ 624.955112] ? __lock_is_held+0xb6/0x140 [ 624.959202] ? find_held_lock+0x35/0x1d0 [ 624.963285] ? rcu_read_unlock+0x16/0x70 [ 624.967346] ? lock_downgrade+0x980/0x980 [ 624.971501] __alloc_pages_nodemask+0x327/0xdd0 [ 624.976171] ? __alloc_pages_slowpath+0x2d10/0x2d10 [ 624.981192] ? rcu_read_unlock+0x35/0x70 [ 624.985253] ? __lock_is_held+0xb6/0x140 [ 624.989320] ? check_same_owner+0x320/0x320 2018/04/03 19:28:21 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="000000006bdda069a917170fed35839d42e63f7c4e6dba22ff9eebee4da218651eacac5f222de49a85970f4c867713c28aef317dc96afc9d573c8d35d9246207"], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) accept4$inet(r1, &(0x7f00000012c0)={0x0, 0x0, @multicast1}, &(0x7f0000001300)=0x10, 0x80000) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) r2 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000040), 0x80800) getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000200), &(0x7f0000000180)=0x4) 2018/04/03 19:28:21 executing program 7: socketpair(0x11, 0xe, 0x1000, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_group_source_req(r0, 0x0, 0x2f, &(0x7f0000000040)={0x7fffffff, {{0x2, 0x4e23, @broadcast=0xffffffff}}, {{0x2, 0x4e20, @loopback=0x7f000001}}}, 0x108) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:21 executing program 4: r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000eed000)={0x2, 0x4e21, @multicast1=0xe0000001}, 0x10) syz_emit_ethernet(0x2a, &(0x7f0000000000)=ANY=[@ANYBLOB="aaf1daee4a6b7be1a0aaaaaaaaaa00001400090008004500001c000000000011907800000000e000000100004e2100089078a6fdbdbe8f8fdd0221231cd8be429361ade6b58c8fe92a11a0a7ef1184ea00e4e19f13bbf305e21f351893b16b7147fc53ca6d9a70013e6536547ad1ace8aaee46dc89a7adfe02ff83258a0c772780038def01677e9242465b3ccb8752f0b9f7ff6e84d21ce5d93787cb6969d29116b93280fc76c7a38f87873c15cb7004aab792cd2d7299551b7ac4a03e6eaf36"], 0x0) 2018/04/03 19:28:21 executing program 7: socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000000)) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:21 executing program 4: r0 = accept$netrom(0xffffffffffffffff, &(0x7f0000000380)=@full, &(0x7f00000000c0)=0x48) readv(r0, &(0x7f0000000640)=[{&(0x7f0000000400)=""/223, 0xdf}, {&(0x7f0000000500)=""/94, 0x5e}, {&(0x7f0000000580)=""/139, 0x8b}], 0x3) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000ed1000)={0x6, 0x4, 0x9, 0x62}, 0x13) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000000)={r1, &(0x7f0000000200), &(0x7f0000000100)=""/230}, 0x18) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000000680)) getsockopt$inet6_mtu(r2, 0x29, 0x17, &(0x7f0000000200), &(0x7f0000000240)=0x4) r3 = socket(0x5, 0x3, 0x9) getsockopt$inet6_tcp_buf(r3, 0x6, 0x1e, &(0x7f0000000280)=""/204, &(0x7f0000000080)=0xcc) setsockopt$inet6_mtu(r2, 0x29, 0x17, &(0x7f0000000040)=0x5, 0x4) 2018/04/03 19:28:21 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000200)='IPVS\x00') sendmsg$IPVS_CMD_GET_SERVICE(r0, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4121020}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0xdc, r1, 0x108, 0x70bd2b, 0x25dfdbfb, {0x4}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfff}, @IPVS_CMD_ATTR_DAEMON={0x2c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0xe40a}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e20}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e22}]}, @IPVS_CMD_ATTR_DAEMON={0x54, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x2}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @local={0xfe, 0x80, [], 0xaa}}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x7e64a29}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @rand_addr=0x10000}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}]}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x2a}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x400}, @IPVS_CMD_ATTR_SERVICE={0x20, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x3}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1e}]}]}, 0xdc}, 0x1, 0x0, 0x0, 0x4000}, 0x1) accept(r0, &(0x7f00000003c0)=@un=@abs, &(0x7f0000000440)=0x80) r2 = socket$inet6_dccp(0xa, 0x6, 0x0) r3 = accept$inet6(r2, 0x0, &(0x7f0000000480)=0x39) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f00000005c0)={0x0, @in6={{0xa, 0x4e21, 0x77de, @mcast1={0xff, 0x1, [], 0x1}, 0x3f}}, 0x40008000, 0x9, 0x5, 0x7fff, 0x7ff}, &(0x7f0000000680)=0x98) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f00000006c0)={r4, @in={{0x2, 0x4e20, @broadcast=0xffffffff}}}, 0x84) r5 = accept(r0, 0x0, &(0x7f0000000000)) r6 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DEST(r5, &(0x7f0000000180)={&(0x7f0000000040)={0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="00012dbd7000fe5fdf250700000008000500070000003000010008000b08000b0073697000080004004e23000014000300ac1414bb0000000000000000000000000000000000"], 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x11) setsockopt$l2tp_PPPOL2TP_SO_LNSMODE(r5, 0x111, 0x4, 0x1, 0x4) [ 624.993647] cache_grow_begin+0x72/0x640 [ 624.997709] kmem_cache_alloc+0x400/0x760 [ 625.001857] ? register_shrinker+0x235/0x2d0 [ 625.006270] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 625.012069] ? mqueue_i_callback+0x30/0x30 [ 625.016298] mqueue_alloc_inode+0x1b/0x40 [ 625.020437] alloc_inode+0x65/0x180 [ 625.024059] new_inode_pseudo+0x69/0x190 [ 625.028120] ? prune_icache_sb+0x1a0/0x1a0 [ 625.032353] ? put_filp+0x90/0x90 [ 625.035806] new_inode+0x1c/0x40 [ 625.039172] mqueue_get_inode+0x103/0xee0 2018/04/03 19:28:21 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = accept(r0, 0x0, &(0x7f0000000000)) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000140)={0x1, 0x1, 0x3, 0x4, 0x1}, 0xc) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000100)={r0}) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000040)={0x0, 0x1, 0x30}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp6_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f00000000c0)=@assoc_value={r3, 0x3}, 0x8) [ 625.043318] ? debug_object_fixup+0x30/0x30 [ 625.047649] ? mqueue_read_file+0x400/0x400 [ 625.051969] ? __lockdep_init_map+0xe4/0x650 [ 625.056376] ? get_random_u32+0x188/0x350 [ 625.060522] ? __raw_spin_lock_init+0x2d/0x100 [ 625.065116] ? mqueue_mount+0xe0/0xe0 [ 625.068911] mqueue_fill_super+0x113/0x1f0 [ 625.073139] mount_ns+0xc4/0x190 [ 625.076501] mqueue_mount+0xbe/0xe0 [ 625.080121] mount_fs+0x66/0x2d0 [ 625.083484] vfs_kern_mount.part.26+0xc6/0x4a0 [ 625.088062] ? may_umount+0xa0/0xa0 2018/04/03 19:28:21 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) r0 = accept$nfc_llcp(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0x60) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r0, 0x118, 0x1, &(0x7f00000000c0)=0x2, 0x4) socketpair$inet(0x2, 0x7, 0xfffffffffffffffa, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffff9c, 0x84, 0x1, &(0x7f00000002c0)={0x0, 0x8a, 0x2, 0x8001, 0x9, 0x1f}, &(0x7f0000000300)=0x14) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000340)={0x1000, 0x80, 0x8000, 0x1, 0xfff0000000000000, 0xfd30, 0x4, 0x7, r2}, 0x20) socketpair(0x9, 0x3, 0x1, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$inet6(r3, &(0x7f0000000140)={0x0, 0x0, 0x0, @loopback}, &(0x7f0000000180)=0x1c) [ 625.091685] ? compat_SyS_msgrcv+0x50/0x50 [ 625.095916] ? ida_remove+0x3f0/0x3f0 [ 625.099741] ? kmem_cache_alloc_trace+0x459/0x740 [ 625.104600] kern_mount_data+0x50/0xb0 [ 625.108483] mq_init_ns+0x167/0x220 [ 625.112105] copy_ipcs+0x3a4/0x520 [ 625.115637] ? ipcns_get+0xf0/0xf0 [ 625.119176] ? do_mount+0x2bb0/0x2bb0 [ 625.122981] create_new_namespaces+0x278/0x880 [ 625.127569] ? sys_ni_syscall+0x20/0x20 [ 625.131550] ? ns_capable_common+0xcf/0x160 [ 625.135870] unshare_nsproxy_namespaces+0xae/0x1e0 [ 625.141484] SyS_unshare+0x653/0xfa0 [ 625.145194] ? vfs_write+0x374/0x510 [ 625.148907] ? walk_process_tree+0x400/0x400 [ 625.153321] ? __lock_is_held+0xb6/0x140 [ 625.157397] ? __sb_end_write+0xa0/0xd0 [ 625.161365] ? fput+0xd2/0x140 [ 625.164557] ? SyS_write+0x184/0x220 [ 625.168263] ? SyS_read+0x220/0x220 [ 625.171886] ? do_syscall_64+0xb7/0x940 [ 625.175857] ? walk_process_tree+0x400/0x400 [ 625.180262] do_syscall_64+0x281/0x940 [ 625.184144] ? vmalloc_sync_all+0x30/0x30 [ 625.188287] ? _raw_spin_unlock_irq+0x27/0x70 [ 625.192780] ? finish_task_switch+0x1c1/0x7e0 [ 625.197271] ? syscall_return_slowpath+0x550/0x550 [ 625.202197] ? syscall_return_slowpath+0x2ac/0x550 [ 625.207123] ? prepare_exit_to_usermode+0x350/0x350 [ 625.212141] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 625.217507] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 625.222358] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 625.227545] RIP: 0033:0x4552d9 [ 625.230730] RSP: 002b:00007faac6343c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 2018/04/03 19:28:21 executing program 7: r0 = accept(0xffffffffffffffff, &(0x7f0000000000)=@un=@abs, &(0x7f0000000080)=0x80) getpeername$packet(r0, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000001c0)=0x14) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000200)={'rose0\x00', r1}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f00000000c0)={0x1, [0x0]}, &(0x7f0000000100)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000140)={r2, 0x11}, 0x8) socket$can_bcm(0x1d, 0x2, 0x2) [ 625.238432] RAX: ffffffffffffffda RBX: 00007faac63446d4 RCX: 00000000004552d9 [ 625.245959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000008000400 [ 625.253222] RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000 [ 625.260509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000013 [ 625.267798] R13: 00000000000006a6 R14: 00000000006fd030 R15: 0000000000000028 2018/04/03 19:28:21 executing program 4: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000040)={0x2, &(0x7f00000001c0)=[{}, {0x0}]}) ioctl$DRM_IOCTL_SWITCH_CTX(r0, 0x40086424, &(0x7f00000000c0)={r1, 0x3}) r2 = socket$inet6(0xa, 0x2, 0x0) socketpair(0x1d, 0x2, 0x2, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$sock_netrom_TIOCOUTQ(r3, 0x5411, &(0x7f0000000140)) connect$inet6(r2, &(0x7f00009ac000)={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}, 0x6}, 0x1c) sendto$inet6(r2, &(0x7f000077a000), 0x0, 0xfffffffffffffffe, &(0x7f0000d5a000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, 0x1c) 2018/04/03 19:28:21 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) r1 = accept4(r0, &(0x7f0000000000)=@l2, &(0x7f0000000080)=0x80, 0x800) r2 = getpid() r3 = getuid() ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000000240)=0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000002bc0)=0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000003680)={0x0}, &(0x7f00000036c0)=0xc) getsockopt$bt_BT_SNDMTU(r1, 0x112, 0xc, &(0x7f0000003900)=0x1000, &(0x7f0000003940)=0x2) ioctl$sock_inet_SIOCSIFPFLAGS(r0, 0x8934, &(0x7f00000038c0)={'tunl0\x00', 0x6}) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000003700)={{{@in=@dev, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6}, 0x0, @in6=@ipv4={[], [], @loopback}}}, &(0x7f0000003800)=0xe8) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000003840)={0x0, 0x0, 0x0}, &(0x7f0000003880)=0xc) sendmsg$netlink(r1, &(0x7f00000039c0)={&(0x7f00000000c0)=@kern={0x10, 0x0, 0x0, 0x810001}, 0xc, &(0x7f0000003600)=[{&(0x7f0000000100)={0x88, 0x3e, 0x0, 0x70bd28, 0x25dfdbfb, "", [@generic="3547ba9a0fd4d88b6620aad027750919d4978cf574f57069bba83665c59c2cdb425b0ab8427d14e1c3dc8a4d64e3822acf398554e11cafd8e6ce8a064915e328fa64848c9a83883990004a73805490545eb6d2067fe226ae6a1c043baff7a77b8ec79b1724b6f5975c7f3e87997e378e612f62dbfb7a5be4"]}, 0x88}, {&(0x7f00000001c0)={0x18, 0x17, 0x800, 0x70bd2a, 0x25dfdbfe, "", [@generic="1d5d71ebf56a"]}, 0x18}, {&(0x7f0000000200)={0x20, 0x1e, 0x20, 0x70bd29, 0x25dfdbfb, "", [@typed={0x8, 0x75, @pid=r2}, @typed={0x8, 0x2c, @fd=r0}]}, 0x20}, {&(0x7f0000000280)={0x292c, 0x13, 0x8, 0x70bd27, 0x25dfdbfe, "", [@nested={0x1b0, 0x67, [@generic="deea1274196d81c2332e11be31726ec99a6774ecbae4b6988775e30913c893358e158af4294e23b8320fc297f02076d45b8253665be75ddf6e0763f87914b4b2e76946a5054002b40079a58a8ca7c0758ec02105498ae070307e6c252f9b36ce6ff71a72737705682a583a304722927b43da81ecacf9a91b8b4d6bac9993247c2714adbd2a808238201350191d41b2b8b58f183df3f239db46fafbfa9c6580c8f613861f7afdd22b91", @generic="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", @typed={0x8, 0x85, @u32=0xe4fe}]}, @typed={0x14, 0x72, @ipv6=@local={0xfe, 0x80, [], 0xaa}}, @nested={0x2bc, 0x4c, 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@generic="44801fa70904b823d23e28b2da8a656af5fc16671622297207db7380585d135cc72499a40d2e3801c8fb30bd1548364cd8d026aaa4467559aa9bdbbdd9f32ae49be661b34d97655ba0d83f20e6322167e4d5f91dfafafe9841944d54f1cb0584983f9ca9ee403848027dc90e4a268637860a662be6713c8cdf42d8f0556f7c0201ef06780b310253800641f055f2e24c6bf7244dd344f556cce03b3011cc3f75a6e6c4bb784e8ee2d7a465617edc93c190464872b37f6ee01ec87aea0351897b9aacf877f6c4f370eb256c949c89ac2c1d206810e84bfd3d12", @typed={0x4, 0x6e}, @generic="ea0ab51f93fa2068273e0a380e521a0130808686a477e6ba2c786c2a57506e4741287a992dbe961a71cca89a9449357a8b923c86a11f8d449fd3172e87b3c1ac8fa92584b548e4056bd662346f8e2b961d955bd1b58fa9001828320e71459b33d3100b3f664e0872b694d74276171373d3cef5fe8ae01cfc4047d0067011caff139c41f55ea0281afe3c93a48c1afac35d778e7ad823adb5d5", @nested={0x124, 0x90, [@generic="65f7d0e13864b6f986a152c9a22da1348273c4cb278d6d99434af40780b5c556f0b548d4528b0d8413ef0eb872d6ac03f6e603fc68f49e18050436fbea1b43dd3c165c5141a22fdfa7a722e244b9e6fb6c6e490ab2e465fc26605d90313fa0a3ffa286dec105a544178eac34a3e732789cba9561a509bb49b29d269c43c7cc4c51556a1fff70d2ebe44f043335c2509d5305cfc3882082239bdeacf9c1a5bbc33c25c8c755f1edb0a68b55960fbd2a579ebdd45a0fbc64e7abeaa90b39cc89adcd9354e2b87704d5170a2a854af36c3f9389925d9edcfa9ae9519b86a88063f5d51913a75ef330e2", @typed={0x14, 0x60, @ipv6=@dev={0xfe, 0x80, [], 0x17}}, @typed={0x8, 0x68, @ipv4=@rand_addr=0xb6e4}, @typed={0x8, 0x67, @str='\x00'}, @generic="995fe173afd44f0819586de2c5228b05dad8"]}, @generic="4cbb4aee3052f1c292c3568790b91d02985ce489014d2fe2da302bf747dd2750599845df2b1cd55c73a48360aee81337379b3367639396ddf6d9bcc8069b8ea1fe7e164ae66641571093881cbbf30eb2807bf309e202071525789b687b17109f955048e6fe4de216c46342d70abb99cfbe6e7dbb736edfabd41ec0367c8893487706ec537d0acb5e7cf09e4a91950bb5a3b84ac0c5fbde931d0f7ee9db6b3091de446f68f90bc00c0fc8731d5833a41e77b1025a05563bf83325301475e4d80c4a9ff13a74ec2bd5e6a6f28fa94e9818aae7edc1d22215d7b9510824018b4fec41665a2514a50e8d104aec6480de306daf43c5693be130c5a6", @generic="6d2ed7713ab46c055a9f3ee836345504ee75d93e57ece364ec6ce6954eadbe19e4074897dbbb099a5efc0b0abadc627567b7deb96342fe3daf0d553a136d2b25b3778a40d86c1ea72b2fba234a901d06bd0d1c4367546ecb92bab9cc6494a6772a7366e45f8372da0cde6afbb43d7ea09e77022be2738d5e434f8f8446a40aeaf9ec0052b6", @generic="047d20c311d04420940dbad2e91b068ed95ccbd104c1072cf6c539f2e81b54045526a0e84e67c11c1077aff75e2b96c4d2190b30defbacc3218c68676f15040829c8de5b7b57c10ec16ea57dc80ddc17023c421cc3964d7de4405d56420285aa952d31d13ba1fcf3cd0dc51b76ef33ee79f65d8592e661f78e052823daefd64efb98800cc040d12f20f4d657d42f8a851801fe3119194efa76826a7848125430188eb6a872dc91b50d00931f4801b78675dd9b105beb89309a9500d4765ac74a96333c250425078b0726275f90e18676140df5ddaf4f6af69e060668ffb2429e1d837d4c90bb1b37314876fe"]}, 0x9d8}], 0x5, &(0x7f0000003a80)=ANY=[@ANYBLOB="28000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB="180000000000050001000000010000009754b71d84b4605921ce9abe0c61e1de13f0f6010e8dc24ba574c14fe0ba8ad75f036d4e0603ba2a33249fd5dd49dba43691b332f0544614f90120f7c669ff7244d7e4d80ba8f7490e9b156035d327522d656ffa7b0092405cecd585a326cc2c836bac5a484f090eca03b0173cc3022cc6f8e20de2ab74b9de976114fce6e11652f62b110553596c77455e54e2172e0b0319ccf94ed4003e79df52ba49de6a7033467b218f549d7c5d7f2a9ec26502c6cf52c07054f0b7315e4efca50b904c6e3abea5a7bb000000000000000000", @ANYRES32=r0, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r6, @ANYRES32=r7, @ANYRES32=r8, @ANYBLOB="0000000028000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB="28000000000000000100000001000000", @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00'], 0xd0, 0x40}, 0x0) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:21 executing program 2: unshare(0x8000000) r0 = socket(0x1d, 0x3, 0x6) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0x1f}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000080)={r1, 0x6}, &(0x7f00000000c0)=0x8) 2018/04/03 19:28:21 executing program 3 (fault-call:0 fault-nth:41): unshare(0x8000400) 2018/04/03 19:28:21 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0), 0x0) 2018/04/03 19:28:21 executing program 5: r0 = accept(0xffffffffffffff9c, 0x0, &(0x7f00000026c0)) getsockname$netlink(r0, &(0x7f0000000280), &(0x7f00000002c0)=0xc) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000140)={0x0, 0xbf, "864011ef7bf78d988c64464fe01ba21f8a46ee393899d45f55753bd80b5ef6445b7ff43d1937b746f3c5aac866789e28d35c1d1cd4c74d46abfc3dd85077253860d7ee2684f2844b3f985428271810f327748b506b36a0d5a858c9b3d9d59ae2fc92cbad33099f1e2a88e4c35a5540155e994c8d9806e9b864c6ab0090b5be24d6ef31e21ff7a9928b1b7e981c2f366a72d38499d3c3f7bb19cc611ba7a59085e30627b65170618213333d47266b84520709e69d4555788f8b2be3354e31a3"}, &(0x7f00000000c0)=0xc7) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000240)={r1, 0xfffffffffffffff8}, 0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f0000002700)={0x0, 0x1}, &(0x7f0000002740)=0x8) setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000002780)=@assoc_value={r2, 0x2}, 0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) write$binfmt_elf32(r0, &(0x7f0000000300)={{0x7f, 0x45, 0x4c, 0x46, 0x200, 0x9, 0x6, 0x5e76, 0x8, 0x3, 0x3f, 0x7fffffff, 0x2ad, 0x38, 0x1d3, 0x101, 0x5, 0x20, 0x2, 0x4, 0x2}, [{0x60000006, 0xba6d, 0x8001, 0x4, 0x46b, 0x9, 0x4e, 0x80000001}], "e9697bd714403e526fe1c3c70b1e7f3f790a2a817659412a26cfb2a7f8587a7d45f9edbb34cd52ea5ebb4d162cd1e760de6260e861a63093f5cbd57bcf2cb02c86123409ee7e273399abedddd8521788fea6e82f15dffb", [[], [], [], []]}, 0x4af) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r3, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:21 executing program 7: getpeername$inet6(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=0x1c) getpeername(0xffffffffffffff9c, &(0x7f00000000c0)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, &(0x7f0000000000)=0x80) accept4$llc(r0, 0x0, &(0x7f0000000140), 0x800) socket$can_bcm(0x1d, 0x2, 0x2) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000180)={0x0, 0x2, 0x30}, &(0x7f00000001c0)=0xc) setsockopt$netrom_NETROM_T4(r0, 0x103, 0x6, &(0x7f0000000340)=0x10001, 0x4) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000000200)={r1, @in={{0x2, 0x4e23, @broadcast=0xffffffff}}, [0x7, 0x4, 0x2, 0x3, 0x40, 0x3ff, 0x2, 0x1ff, 0x1ff, 0x32d3, 0x3, 0x5, 0x3f, 0x8, 0x2]}, &(0x7f0000000300)=0x100) 2018/04/03 19:28:21 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001540)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(xeta)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000052000)="21130000000000000000000000000000", 0x10) r1 = accept$alg(r0, 0x0, 0x0) write(r1, &(0x7f00000003c0)="44180c5030827edcf6bf39b97527f6f21443881bb2a1f64db2727897a0d1f3a55d000100007667b83ce7046eb086be4413b96bb4d6bc226737336a656cba4e5fa6a03d222835d12356b961885d6a5d93d15d9c5165522024", 0x58) readv(r1, &(0x7f00006e8ff0)=[{&(0x7f000070bf52)=""/174, 0xfffffde9}], 0x1) 2018/04/03 19:28:22 executing program 3: unshare(0x8000400) 2018/04/03 19:28:22 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) unshare(0x4000400) 2018/04/03 19:28:22 executing program 4: mmap(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x2000004, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000240)={0x0, 0x3}, &(0x7f0000000280)=0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000002c0)=@assoc_id=r1, &(0x7f0000000300)=0x4) r2 = socket(0x0, 0x4, 0x3) getsockopt$EBT_SO_GET_INIT_ENTRIES(r2, 0x0, 0x83, &(0x7f0000000140)={'nat\x00', 0x0, 0x4, 0xfd, [], 0x2, &(0x7f0000000000)=[{}, {}], &(0x7f0000000040)=""/253}, &(0x7f00000001c0)=0x78) r3 = socket$inet(0x2, 0x2, 0x0) getsockopt$inet_opts(r3, 0x0, 0x4, &(0x7f000000c000)=""/4096, &(0x7f0000009000)=0x1000) 2018/04/03 19:28:22 executing program 5: socket(0x1, 0x80005, 0x7) r0 = accept(0xffffffffffffff9c, 0x0, &(0x7f0000000180)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000140), &(0x7f0000000080)=0xffffffffffffffc0) r1 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000040)={0xffffffff, 0x40, 0x8}, 0xc) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, r1}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r2, 0x0, [0x305f, 0xa]}, 0x2c) [ 625.758941] can: request_module (can-proto-6) failed. 2018/04/03 19:28:22 executing program 7: pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000300)='IPVS\x00') sendmsg$IPVS_CMD_ZERO(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x14, r2, 0x810, 0x70bd2d, 0x25dfdbfd, {0x10}}, 0x14}, 0x1, 0x0, 0x0, 0x4000804}, 0x20008811) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e22, @rand_addr=0x7fff}}, 0x5, 0x4}, &(0x7f00000000c0)=0x90) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000100)={r3, 0x5}, &(0x7f0000000140)=0x8) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:22 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'sha1-ssse3\x00'}, 0x58) r1 = accept4(r0, 0x0, &(0x7f0000000080)=0x22d, 0x0) setsockopt$inet_opts(r1, 0x0, 0x6d4afe9957357622, &(0x7f00000000c0)="42bd87db175e623f33bc406a8e5ed70d2e49b4df4fa0b657fb613cb710a6cb5ed25144b5cda82726b721d911c5e02d951806a368f7f0ab739ed067889218a628895cf4501d7dca24fa353436d00bff67d86f9c7c98d3e5ed01d151b0ad34ca3cefbfa14312db3cf0d57f9be830f28d7a", 0x70) getpeername$unix(r1, &(0x7f0000000180), &(0x7f0000000240)=0x6e) sendmmsg$inet_sctp(r1, &(0x7f0000002e80)=[{&(0x7f0000000340)=@in={0x2, 0x0, @rand_addr}, 0x10, &(0x7f0000000940)=[{&(0x7f0000000380)="307c4e6c17507a9877f23dd409605a8dfb41cc7be99713c51fe73990f10b9b4e6ddb36f6cdf136ee13c11249", 0x2c}, {&(0x7f0000000440)="c7baaa592ab40c66283c95b42def08506fbb1117ad04185439abe76757753b5bd726a1804565c777da097f35eb20487e25582c6aa5bf81ebc5f5c35d6836872aa818f63e691f1e6d36b447b2dc966f6d3765d2a52e089e980d0d730a6df8d4", 0x5f}, {&(0x7f0000000800)}, {&(0x7f0000000900)="b1702d55", 0x4}], 0x4, &(0x7f0000000bc0)=[@sndrcv={0x30, 0x84, 0x1, {0x3, 0x9, 0x8200, 0x0, 0x40, 0x3ff, 0x3f, 0xf9}}, @sndrcv={0x30, 0x84, 0x1, {0x8, 0x0, 0x9, 0xf7a, 0xf87, 0x1f, 0x7, 0x77}}, @init={0x18, 0x84, 0x0, {0x808000, 0x9, 0x0, 0x8}}], 0x90, 0x80}, {&(0x7f0000000c80)=@in={0x2, 0x4e20, @loopback=0x7f000001}, 0x10, &(0x7f0000001f80)=[{&(0x7f0000000cc0)="092da733370bd2d7917c94f50ed2f81ae6e26015c9ee41ae0684babeecc91eb8860584deda", 0x25}, {&(0x7f0000000d80)="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", 0x1000}, {&(0x7f0000001e00)="cfb389e3b74e4a35c53b19b04bab0e6f17d37c937d77792c877dd020d3f67384ebc6cd0c3715426995cf97e6276d593c1af5eaa1f2a5cc1a918ad730a3e7e0f087cc02d4f1db66a7ed63c48262e030be7cd3aa981372b003adc69fca5c8495d1929e", 0x62}], 0x3, &(0x7f00000024c0)=[@sndinfo={0x20, 0x84, 0x2, {0x3297, 0x208, 0x6, 0x6}}, @sndinfo={0x20, 0x84, 0x2, {0x6, 0x5, 0x0, 0x8}}, @sndrcv={0x30, 0x84, 0x1, {0x4, 0x6, 0x0, 0x607e42c, 0x1, 0x7, 0x7, 0x54}}, @sndinfo={0x20, 0x84, 0x2, {0x6, 0x8000, 0x3, 0x9}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x2, 0x5}}, @sndrcv={0x30, 0x84, 0x1, {0x1d7ab456, 0x1, 0x206, 0x401, 0x80, 0x80000000, 0x80, 0x100000000}}], 0x120, 0x40}, {&(0x7f0000002600)=@in6={0xa, 0x4e20, 0x1, @mcast1={0xff, 0x1, [], 0x1}, 0x5}, 0x1c, &(0x7f00000026c0)=[{&(0x7f0000002640)="c77a3f0fff4a0db33517f427c6a29584a0a252b97b6838a2b6c97fe0e8fb4eb28127847327aaf08abbbbe719e158075500eb655d97ea48a692c8eea3d9d8c8529270ae1a87674ed48945f57461473ffd91dd17823c61d04a0113512e248fbd", 0x5f}], 0x1, &(0x7f0000002a40)=[@init={0x18, 0x84, 0x0, {0xfffffffffffffff9, 0x75e, 0x100}}, @sndrcv={0x30, 0x84, 0x1, {0x4, 0x800, 0x8006, 0x6, 0x1, 0xf4b, 0x5, 0x7}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x1ff, 0x0, 0xb3, 0xfffffffffffffffc, 0xffff, 0xc6f0, 0xfffffffffffff4d1}}, @init={0x18, 0x84, 0x0, {0x1000000000, 0x8001, 0x6, 0x9}}, @sndrcv={0x30, 0x84, 0x1, {0xbd5, 0x7f, 0x2, 0x6, 0xfffffffffffffff7, 0x9, 0x6, 0x2}}, @init={0x18, 0x84, 0x0, {0xffffffff, 0x3, 0x5}}], 0x120, 0x4}, {&(0x7f0000002bc0)=@in6={0xa, 0x4e24, 0x1, @mcast2={0xff, 0x2, [], 0x1}, 0x8}, 0x1c, &(0x7f0000002c00), 0x0, &(0x7f0000002dc0)=[@sndinfo={0x20, 0x84, 0x2, {0x4, 0x1, 0x8, 0x6}}, @sndinfo={0x20, 0x84, 0x2, {0x4, 0x200, 0x4, 0x4}}, @init={0x18, 0x84, 0x0, {0x3, 0x10000, 0x8, 0x8}}, @sndinfo={0x20, 0x84, 0x2, {0x5, 0x8200, 0x6, 0x2}}], 0xc0, 0x40000}], 0x4, 0x0) ioctl$PPPIOCGFLAGS(r1, 0x8004745a, &(0x7f0000000140)) [ 625.821285] can: request_module (can-proto-6) failed. 2018/04/03 19:28:22 executing program 3: unshare(0x8000400) r0 = accept4(0xffffffffffffff9c, &(0x7f0000000000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @mcast1}}}, &(0x7f0000000080)=0x80, 0x80800) sendmsg$alg(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)="933232f42ba3b266ba23fa841fb70e2467e64b22963de873e351c71c89bd2bc64a7850883d588caf3ee52a902bb477148cfbc8cfc2c65d95e6a658bcc23ade5f90d3bae58328cfa39da42bf03fe04694e508ac5bb8", 0x55}, {&(0x7f0000000140)="0f4da133903ea7ceee511838829107b37b6f95bac44cf289778163219cb24fe802a0042e179e94b86fd231bd1b9f082a8cd36f9731039eb9b70577b63de49901f5c00a6bb1ccb559a3be431397bb0eb2c1cc164badbaa489fcc037760437b3419c5f56918feeeee399df", 0x6a}], 0x2, &(0x7f0000000200)=[@op={0x18, 0x117, 0x3, 0xf83515111501ac7e}, @op={0x18, 0x117, 0x3}, @iv={0xe0, 0x117, 0x2, 0xc9, "2d693f0add266319c6cc3ed6ab8e74fb56d7c9ab7c1bbd9a03bd8269e52a24e4177f9747fd57157fe27910f524afb88d80f48e173f5c8648a25e72589f6e8e2d376dba5e2f738820e9d28e23f5339073b8b18545621aed3d4b07765ac8331fa92111bdec2b256d8f3811fb66a5a2e86f354591a519b7e4cd29bb03b9296fe8d57c59bb19149c5cd8eaec3af48546652c3c0c64360c96679bcb6cc7aae7e957b84692d7eecddbafd2bd146cfd379e512a10a2e9d3c822bc1ae1a1c291e00d9a3f9d749f2a8c32c17de0"}, @iv={0xe8, 0x117, 0x2, 0xcd, "4b8b0e75a61ac8ccf0d33e3202f15883b09e043330b54be0079166511b892674af7cbe0b53f9d7213edd082d7ed1d3767205129b7c68317e194ba740738a3ea06086268f6cb5bb88beedceb77ecd63a3970b01529278a91142f1ec7ddee5fb87db4912133eea6337064d2b90c756fe7c1e85e9be01a774ab0b430fe741bca112be65bcd40029d4841e66ec9339101b723f382081d23e85007dd48c0bcd35602aad338c76cb433d33d18a65ce4eb6a8bac59f37ae2d1c5488c470c96ff13c1196ec5c6413782fbf763d0e207b90"}, @op={0x18, 0x117, 0x3, 0x1}, @op={0x18, 0x117, 0x3}], 0x228, 0x10}, 0x40000) 2018/04/03 19:28:22 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x785a960b942c7f7e) 2018/04/03 19:28:22 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000140)={0x1, [0x0]}, &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f00000001c0)={r2, 0x6}, 0x8) 2018/04/03 19:28:22 executing program 4: setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x10) r0 = socket(0x11, 0x4000000000080003, 0x0) setsockopt$packet_int(r0, 0x107, 0xa, &(0x7f0000788000)=0xffff, 0x4) ioctl$fiemap(r0, 0xc020660b, &(0x7f00000005c0)=ANY=[@ANYBLOB="04000000000000000700000000000000040000001a030000000000000000bd6ce1bd90cd42aa560f63ad923d5918ae8636ed2519bd8d93f4f204a20e22048f0a1857895fb400dcb6e5b45ab41bcce23ac325f618ace4252805b268deac0c8b11948fcb1fa4a3821e2bb53b5d4b07000d62db549f9466cbc9a97cb960a023464f336a7d8fe2c18df6e127e63310d141261b73e57e3578a1f2413fe85888e333a25cdc592bb58bde9da7f7a99cb65d2b339c20fe618a1723f00b7784b4e11dbbdc8cf7f585c258"]) setsockopt(r0, 0x107, 0x5, &(0x7f0000001000), 0xc5) shutdown(r0, 0x1) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000140)={{0xa, 0x4e23, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x800}, {0xa, 0x4e24, 0x25, @mcast1={0xff, 0x1, [], 0x1}, 0x1ff}, 0x1, [0x400, 0x1, 0x4b, 0x7, 0x100, 0xad5, 0x10000, 0x3f]}, 0x5c) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000100), 0x1) ioctl$sock_proto_private(r0, 0x89eb, &(0x7f0000000300)="33d1940136e60f95b2e93d") getsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000440), &(0x7f0000000480)=0x4) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000280)={{0xa, 0x4e21, 0x9, @mcast1={0xff, 0x1, [], 0x1}, 0x39}, {0xa, 0x4e22, 0x1, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x4, [0x1, 0x86a6, 0x401, 0xff, 0x4, 0x4, 0x1, 0x7]}, 0x5c) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000001c0)={0x3, 0xa, 0xfffffffffffffff9, 0x40, 0x0}, &(0x7f0000000000)=0x10) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000240)={r1, 0x3}, &(0x7f0000000040)=0x2cf) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r0, 0x28, 0x2, &(0x7f0000000500)=0x2, 0x1fda09fa2559550e) setsockopt$IP_VS_SO_SET_EDITDEST(r0, 0x0, 0x489, &(0x7f0000000540)={{0x3f, @local={0xac, 0x14, 0x14, 0xaa}, 0x4e20, 0x2, 'rr\x00', 0x2, 0xfffffffffffff800, 0x8}, {@multicast2=0xe0000002, 0x4e24, 0x3, 0xffffffffffffffff, 0x80000001, 0xfffffffeffffffff}}, 0x44) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000003c0)={r2, 0x48, &(0x7f0000000340)=[@in6={0xa, 0x4e20, 0xffffffffffff62dd, @mcast1={0xff, 0x1, [], 0x1}, 0x4}, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e24, 0x7, @empty, 0xe00}]}, &(0x7f0000000400)=0x10) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000080)=@assoc_id=r2, &(0x7f00000000c0)=0x4) close(r0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000200)=[@in6={0xa, 0x4e22, 0x1c24, @local={0xfe, 0x80, [], 0xaa}, 0x101}, @in={0x2, 0x4e23}, @in={0x2, 0x3, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x3c) getsockopt$inet_buf(r0, 0x0, 0x0, &(0x7f00000006c0)=""/95, &(0x7f00000004c0)=0x5f) 2018/04/03 19:28:22 executing program 2: socket$key(0xf, 0x3, 0x2) unshare(0x8000400) 2018/04/03 19:28:22 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) listen(r0, 0x0) listen(r0, 0x0) 2018/04/03 19:28:22 executing program 7: r0 = accept4$inet6(0xffffffffffffff9c, &(0x7f0000000000)={0x0, 0x0, 0x0, @loopback}, &(0x7f0000000040)=0x1c, 0x800) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000080)) socket$can_bcm(0x1d, 0x2, 0x2) ioctl$sock_bt(r0, 0x5411, &(0x7f00000000c0)="b0fedf7a06762dfbbde8f02cc39216ed31841fc7cf7e2d95830f43ffa4f8ba550b0a78f6e33422a84566ce0af38e7eee84da3b3586831bd0566e923b5fa93a6e3ef9bc851a88155df7e94a7530d68af99d9181b959d5cf89396823c4bc8c80b001533c0114cb4a818ff13292a1e06d76a0044608004cb23081a7b987d7b50ac174a6fb5c") close(r0) r1 = socket$inet(0x2, 0x4, 0x7fffffff) setsockopt$inet_tcp_int(r1, 0x6, 0x1d, &(0x7f0000000180)=0x4, 0x4) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f00000001c0)={0x0, 0xffffffffffffffff}, &(0x7f0000000200)=0x8) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f0000000240)=r2, 0x4) 2018/04/03 19:28:22 executing program 3: unshare(0x8000400) r0 = accept(0xffffffffffffff9c, &(0x7f0000000000)=@nl=@proc, &(0x7f0000000080)=0x80) getsockopt$IPT_SO_GET_REVISION_TARGET(r0, 0x0, 0x43, &(0x7f00000000c0)={'icmp6\x00'}, &(0x7f0000000100)=0x1e) 2018/04/03 19:28:22 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) accept(r0, &(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @remote}}}, &(0x7f0000000080)=0x80) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f00000000c0)={0xe0, {{0x2, 0x4e22, @multicast2=0xe0000002}}}, 0x88) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) getpeername$inet6(r1, &(0x7f0000000180)={0x0, 0x0, 0x0, @dev}, &(0x7f00000001c0)=0x1c) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:22 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0), 0x0) 2018/04/03 19:28:22 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f00000000c0)={0x0, 0x80000, 0xffffffffffffffff}) r2 = accept4$inet(r1, &(0x7f0000000180)={0x0, 0x0, @remote}, &(0x7f00000001c0)=0x10, 0x0) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000200)={'filter\x00', 0x1000, "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"}, &(0x7f0000001240)=0x1024) ioctl$DRM_IOCTL_MARK_BUFS(r1, 0x40206417, &(0x7f0000000140)={0x2, 0x0, 0xffffffff, 0x1, 0x8, 0x9}) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:22 executing program 3: unshare(0x8000400) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r1, &(0x7f0000000300)={&(0x7f00000000c0)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000180)=""/109, 0x6d}], 0x1, &(0x7f0000000240)=""/146, 0x92, 0x9}, 0x140) getsockopt$inet_buf(r0, 0x0, 0x9, &(0x7f00000003c0)=""/4096, &(0x7f0000000000)=0x1000) getgid() getsockopt$IPT_SO_GET_ENTRIES(r1, 0x0, 0x41, &(0x7f0000000040)={'security\x00', 0x27, "c175d6f8e6c642102a156e23637ddad0e0aa9be820953be331ba75c255b343a400a7d8d019705b"}, &(0x7f0000000140)=0x4b) 2018/04/03 19:28:22 executing program 7: r0 = accept4$unix(0xffffffffffffff9c, 0x0, &(0x7f0000000140), 0x80000) r1 = accept(r0, &(0x7f0000000000)=@vsock={0x0, 0x0, 0x0, @my}, &(0x7f0000000080)=0x80) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f00000000c0)=0x7, 0x4) ioctl$sock_netrom_SIOCGSTAMP(r1, 0x8906, &(0x7f0000000240)) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:22 executing program 0: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00007d9fc8)={&(0x7f000087fff4)={0x10}, 0xc, &(0x7f000008eff0)={&(0x7f0000b9e000)=ANY=[@ANYBLOB="ac00000021001104ffffffffffffffffe0000001000000000000000000000000fe80000000000000000000000000000000000000000000000000000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="fffffffffd0004005c00110000000000000000000000000000000001e0000002000000000000000000000000000000000000000000000000ff0100000000000000bb4c9cd292cca651213d837b00000000000001ff010400000000000000000000000001"], 0xac}, 0x1}, 0x0) 2018/04/03 19:28:22 executing program 2: unshare(0x8000400) r0 = socket$l2tp(0x18, 0x1, 0x1) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000002400)) 2018/04/03 19:28:22 executing program 2: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f00000000c0)={0x0}) socketpair(0x15, 0x7, 0x9, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$IPT_SO_GET_INFO(r2, 0x0, 0x40, &(0x7f0000000100)={'mangle\x00'}, &(0x7f0000000180)=0x54) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f0000000080)={r0, 0x80000}) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f00000001c0)=0x100000001) unshare(0x8000400) epoll_create1(0x80000) 2018/04/03 19:28:22 executing program 4: setsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000001000)={0x10000, 0x4, 0x100, 0x400}, 0x10) r0 = socket(0x11, 0x4000000000080003, 0x0) setsockopt$packet_int(r0, 0x107, 0xa, &(0x7f0000788000)=0xffff, 0x4) ioctl$fiemap(r0, 0xc020660b, &(0x7f00000005c0)=ANY=[@ANYBLOB="04000000000000000700000000000000040000001a030000000000000000bd6ce1bd90cd42aa560f63ad923d5918ae8636ed2519bd8d93f4f204a20e22048f0a1857895fb400dcb6e5b45ab41bcce23ac325f618ace4252805b268deac0c8b11948fcb1fa4a3821e2bb53b5d4b07000d62db549f9466cbc9a97cb960a023464f336a7d8fe2c18df6e127e63310d141261b73e57e3578a1f2413fe85888e333a25cdc592bb58bde9da7f7a99cb65d2b339c20fe618a1723f00b7784b4e11dbbdc8cf7f585c258"]) setsockopt(r0, 0x107, 0x5, &(0x7f0000001000), 0xc5) shutdown(r0, 0x1) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000140)={{0xa, 0x4e23, 0x3, @mcast2={0xff, 0x2, [], 0x1}, 0x800}, {0xa, 0x4e24, 0x25, @mcast1={0xff, 0x1, [], 0x1}, 0x1ff}, 0x1, [0x400, 0x1, 0x4b, 0x7, 0x100, 0xad5, 0x10000, 0x3f]}, 0x5c) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r0, 0x84, 0x15, &(0x7f0000000100), 0x1) ioctl$sock_proto_private(r0, 0x89eb, &(0x7f0000000300)="33d1940136e60f95b2e93d") getsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000000440), &(0x7f0000000480)=0x4) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000280)={{0xa, 0x4e21, 0x9, @mcast1={0xff, 0x1, [], 0x1}, 0x39}, {0xa, 0x4e22, 0x1, @mcast2={0xff, 0x2, [], 0x1}, 0x5}, 0x4, [0x1, 0x86a6, 0x401, 0xff, 0x4, 0x4, 0x1, 0x7]}, 0x5c) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f00000001c0)={0x3, 0xa, 0xfffffffffffffff9, 0x40, 0x0}, &(0x7f0000000000)=0x10) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000240)={r1, 0x3}, &(0x7f0000000040)=0x2cf) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r0, 0x28, 0x2, &(0x7f0000000500)=0x2, 0x1fda09fa2559550e) setsockopt$IP_VS_SO_SET_EDITDEST(r0, 0x0, 0x489, &(0x7f0000000540)={{0x3f, @local={0xac, 0x14, 0x14, 0xaa}, 0x4e20, 0x2, 'rr\x00', 0x2, 0xfffffffffffff800, 0x8}, {@multicast2=0xe0000002, 0x4e24, 0x3, 0xffffffffffffffff, 0x80000001, 0xfffffffeffffffff}}, 0x44) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00000003c0)={r2, 0x48, &(0x7f0000000340)=[@in6={0xa, 0x4e20, 0xffffffffffff62dd, @mcast1={0xff, 0x1, [], 0x1}, 0x4}, @in={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e24, 0x7, @empty, 0xe00}]}, &(0x7f0000000400)=0x10) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000080)=@assoc_id=r2, &(0x7f00000000c0)=0x4) close(r0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000200)=[@in6={0xa, 0x4e22, 0x1c24, @local={0xfe, 0x80, [], 0xaa}, 0x101}, @in={0x2, 0x4e23}, @in={0x2, 0x3, @remote={0xac, 0x14, 0x14, 0xbb}}], 0x3c) getsockopt$inet_buf(r0, 0x0, 0x0, &(0x7f00000006c0)=""/95, &(0x7f00000004c0)=0x5f) 2018/04/03 19:28:22 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xf, 0x1, 0x4, 0x8000000000009, 0xd, r0, 0x0, [0x305f, 0xa]}, 0x2c) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f00000000c0)={0x0, 0x1, "15"}, &(0x7f0000000140)=0x9) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000180)={0x100000001, 0x4, 0x1000, 0x2, r2}, 0x10) 2018/04/03 19:28:23 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x1}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f00000000c0)={0x0, 0x1}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000140)={r1, 0x3, 0x8, 0x8, 0x0, 0x2, 0x1, 0x20, {r2, @in6={{0xa, 0x4e23, 0x7785acf9, @remote={0xfe, 0x80, [], 0xbb}, 0x7}}, 0x0, 0xff, 0x5, 0x5, 0x2}}, &(0x7f0000000200)=0xb0) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:23 executing program 3: unshare(0x8000400) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000040)=@assoc_value={0x0}, &(0x7f0000000080)=0x8) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f00000000c0)={0x7, 0x231, 0x2, 0xef71, 0x1, 0x6, 0x0, 0xff, r1}, &(0x7f0000000100)=0x20) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000140)={r2, 0xa4, "5a831351875eee083a597929c24d6f6e7723872cd92b910eed981c46bc3c2423d3a64636abd5be2eeaa17bc793f3a1672713d1fe96259412c7b0a138462afb2913440fc49be287d64884c921b3426fbe2544d18138af2e5dd86ffa8dcf258c6a25f13a9b4fd15ca18cc55b21c0ebded372ac2542078edfba2f48dc91377d5da1429fa1c5a196c55ceb522162e3c2be89b71bc3d20c68a3108fbc5c5d0ffefc9a9ff9c8f2"}, &(0x7f0000000200)=0xac) 2018/04/03 19:28:23 executing program 0: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-serpent-sse2\x00'}, 0x58) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000000280)={'syzkaller1\x00', {0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x11}}}) r1 = accept$alg(r0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00003bcfd0), 0x0) write(r1, &(0x7f0000000180)="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", 0x100) r2 = accept4(r0, 0x0, &(0x7f00000002c0), 0x800) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f00000000c0)=[@in={0x2, 0x4e20, @multicast1=0xe0000001}, @in6={0xa, 0x4e20, 0xfffffffffffffffe, @local={0xfe, 0x80, [], 0xaa}, 0xffffffffffffffca}], 0x2c) socket$kcm(0x29, 0x5, 0x0) socket$kcm(0x29, 0x2, 0x0) r3 = accept4(r1, 0x0, &(0x7f0000000500), 0x800) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f0000000340)={r1}) getsockopt$inet6_int(r4, 0x29, 0x37, &(0x7f0000000100), &(0x7f0000000140)=0x4) recvmsg(r1, &(0x7f0000158000)={&(0x7f00002fffa0)=@nfc_llcp, 0x5c, &(0x7f0000000000)=[{&(0x7f000080f000)=""/4096, 0xfffffe24}], 0x1, &(0x7f0000da2000)}, 0x0) 2018/04/03 19:28:23 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000003680)=@assoc_value={0x0, 0x6}, &(0x7f00000036c0)=0x8) sendmsg$inet_sctp(r0, &(0x7f00000039c0)={&(0x7f0000003880)=@in={0x2, 0x4e20, @multicast1=0xe0000001}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000003800)="008854338a1e86c202441d5e7faabee0661b50e34ab6a40d30987a54917173dc2dc41ec1ac87e0463ed9085e66fc23a96397b80f4b5b461fb89a096da367f9058a00225f0e6deab3", 0x48}], 0x0, &(0x7f00000038c0)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x1, 0x7f, 0x400, r1}}, @sndinfo={0x20, 0x84, 0x2, {0x4, 0x0, 0x7fff, 0xc8, r1}}, @sndinfo={0x20, 0x84, 0x2, {0x7ff, 0x4, 0xfffffffffffffffd, 0x8, r1}}, @sndrcv={0x30, 0x84, 0x1, {0xd0fc, 0xe9f9, 0x200, 0x0, 0x100000001, 0x1, 0x8, 0x1000, r1}}, @init={0x18, 0x84, 0x0, {0x5, 0x3, 0x1, 0x200}}], 0xf0}, 0x0) r2 = socket(0x10, 0x3, 0x3) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000003640)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r2, &(0x7f0000003b40)={&(0x7f0000003a40)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000003b00)={&(0x7f0000003a80)={0x80, r3, 0x400, 0x70bd2a, 0x25dfdbff, {0xd}, [@IPVS_CMD_ATTR_SERVICE={0x6c, 0x1, [@IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x1c}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xff}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@remote={0xac, 0x14, 0x14, 0xbb}}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3b}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x9}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000) getsockopt$inet_opts(r2, 0x0, 0xd, &(0x7f0000003c80)=""/91, &(0x7f0000003d00)=0x5b) getsockopt$EBT_SO_GET_INIT_INFO(r2, 0x0, 0x82, &(0x7f0000003bc0)={'filter\x00'}, &(0x7f0000003c40)=0x78) sendmsg$IPVS_CMD_GET_INFO(r2, &(0x7f0000003a00)={&(0x7f0000003600)={0x10, 0x0, 0x0, 0x100800}, 0xc, &(0x7f00000037c0)={&(0x7f0000003700)={0xb8, r3, 0x0, 0x70bd27, 0x25dfdbfc, {0xf}, [@IPVS_CMD_ATTR_DAEMON={0x60, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0x7f}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @broadcast=0xffffffff}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @ipv4={[], [0xff, 0xff], @loopback=0x7f000001}}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ip6gre0\x00'}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1={0xff, 0x1, [], 0x1}}]}, @IPVS_CMD_ATTR_SERVICE={0x44, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x2e}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e22}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x2, 0x8}}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'none\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}, @IPVS_SVC_ATTR_AF={0x8, 0x1}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}]}, 0xb8}, 0x1, 0x0, 0x0, 0x20000094}, 0x80) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f0000000000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f0000003540)=[{&(0x7f0000000040)="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0x1000}, {&(0x7f0000001040)="a53ef689794ce591fe40612c8824abde6d978864287e77279c400cd1ab628c6e437b2ee13c1c6a6436b731067fb0034e8baa8e534b1637b2766c8c7eecd3817ddb2a89ceff22737280cf8f94b758d909fa0174b8d61841284715692f40ae2faf09f895ae11af50cb20a73bbdc41dedc9ce92b6b205bd1d339c2865b589dc60bd78e75a5a0db1f70b43f4f7f09f79197770608c37a98313cb2d06db296f262dc4974e75bf0f0be3283a20e447266be4ada55045df12dd5e18448d30620b7b262dbf13e468bda0e3d280dd38f8498400cfc0c4329ba2e91cda6d52520281cc0718f02090f9e0", 0xe5}, {&(0x7f0000001140)="16ca07000000442c596cbe4be0d11200073357cd3057b38f36c28fd4637a125844b49197abeb34fdf56c4e03c12e66939bf7e2352301b7c8071ea08b79cd4c09e81d80ac10c7d33dbf4071c99c2fcf0a2d1b32e4d3485c3fd6a77c9d846cc9d9c907e2d311367332766c165d79920259f5f09ac9a3014eab5f8ad4f1b8abc4e5c29778cca60be79574c7626636c7e7162b08", 0x92}, 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0x1000}, {&(0x7f0000002540)="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0x1000}], 0x9, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) setsockopt$RDS_CANCEL_SENT_TO(r2, 0x114, 0x1, &(0x7f0000003b80)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x14}}, 0x10) 2018/04/03 19:28:23 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f00000000c0), &(0x7f0000000080)=0xfea4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x4, r0, 0x3, [0x305f, 0xa]}, 0x17) 2018/04/03 19:28:23 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$sock_inet_udp_SIOCINQ(r1, 0x541b, &(0x7f00000000c0)) socket$unix(0x1, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'sha1-avx\x00'}, 0x58) r2 = accept$alg(r0, 0x0, 0x0) sendmsg(r2, &(0x7f00000021c0)={&(0x7f0000001740)=@can={0x1d}, 0x80, &(0x7f0000001c00)=[{&(0x7f0000001ac0)="09bef8eca8222c753768317f199cc5d2f8bc8e14a6b26b37dd8d50d883b239", 0x1f}], 0x1, &(0x7f0000001c80)=[{0x108, 0x1, 0x8000, "0648eaa2d515d53fbb4e9000b59c339f54f6553e702de9fe6bac595150bcc2386f894977f4cdec4b98449811a5dc97980cde54cfaf16235e440a42f0adedb1de56c89c3b97d53c9d17fbbb50a94ab0a4b0abd9832d20a8fef80cb1f6e386094dc1ca3c591b2df20115f9143ff22b61f8f6c86d67055b44e1ec5c4fc23efa64c60f8d41fb8b2dbcc988de8e14fc85f1ec6055a7c5ae9d10d5550369790a006fa5fef6e85276891251357f4d2a69c02237f7de651dd1bf5de9f1451e6e07ac66b64bc91af14449aeeafd6c2c500ee9a2cb39029a255821d390ee610fd76136f6dd46c48d1fd157eb82cfe258a8be908824fcec3791196fc526"}, {0x68, 0x117, 0x1, "6e30b24fe7d66c560febdb41a9fc395b440aa99219a62bc59b2f4329bd2965d7604fcae7c0b5a50f7a198869e27fa7016ce483d7b38df7c1c9c9a552b072dd80167da4150444b78f7c13f20376a4983c4f"}, {0x48, 0x0, 0xfff, "ba0e9f6a43411397398f2b076e86a2bd1c50f96ed68f0e7cc3c1e6a1a3a4c2292110f76c279aa25e5f7fa7456b286b13bc5c933be8"}, {0x20, 0x84, 0x7, "9866975142c43ffe83bcd0ca09edf8"}, {0xb0, 0x13f, 0x40ad, "175d2b23828c5128c7ea38106b958b19f5b60c676c21429d30808dc424f1ab667fe3f206464b18fe76cab4eeb443ad1cfb6b8c014ad6cb63170411ac2908a12cab8eed8d9f47e590782b0adf0e0c37299194018bda2ddbecbad4c35cea6db09925ce4d29b8089357ebe5c032b60d3151603e5f462f5e311ab1a8c600cf3d3fa43d5c1d6f12d7966b40de4269a979d9260f5acd4b78b7c384256e"}], 0x288, 0x40000}, 0x20000000) 2018/04/03 19:28:23 executing program 3: unshare(0x44000) 2018/04/03 19:28:23 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) pwritev(r0, &(0x7f0000000580)=[{&(0x7f0000000000)="b86eb89b8acaedce698e5c726ad0ceebb87763a44e64abcc3695a53850a25b30ec299a0cb2261113e2b09b50719b56349fab8c2082405021691422eb5f36cb629a55b50a885ed87dc3d694784324df72360ff8ab9850b1936c3753399039bd5fb1cb19fa29a698f3f40875ed0ff0304007e32fc19fe5cf960e75828d177ff59c965cb574c6d777600f38ff0a693ff970f1ab9642f9000e1420572db078d4e65a4119389e4a1cdd2ef4c77ab5a6b75be2adbdd50211604fed57296356264804e233cb2cceafe0918680998b21e116b6a1bbc56e9655696fdb17bc48805a4575115ed72618c869ffad7600960dce547f3d05301c0c", 0xf4}, {&(0x7f0000000100)="ae7f35f2d80cc44f59039bee6bfc38eb26b336204d5c2965c3554d8d3e42d4f2edb18bf60e0d73be0dcfff84c1e5333f973d6e16021bd854e9633138dbcb8e59e098ea98bb5dc41896b2583fd02f274026b51a6c3156c3356105c262c52727e53f34e69fe47e78a7ab9d352bc1d2defb60156351ca06cb7fb7d5b9808ee3201993ed7057111c147dcbf06be957f279a16f1c77b5d39aaf11e8a376eebc", 0x9d}, {&(0x7f00000001c0)="6a4b9a562d834281f45f0019e90fa606ce459be41b81675ae00d954309ec5dafa90ad604ccf880b06b83996c18bfb580b8eee13050ee7f87e676c93e6a2dd39d7f043e4b27e542ea46461b611c74534ae0fb39813dd3ee0b822a88ec9dcefec342336f939dfe6e9fa700024b077918", 0x6f}, {&(0x7f0000000240)="800c05066922302c7cae026edf64", 0xe}, {&(0x7f0000000280)="a82d2769d0e0f3045009964e5f986db066b140b645490a8f39b0d46f07c415d6c208568e607c5fe0d395646df50ae7d22f2936871e11fa4399fd08f780d20b654670787df805975f2a1a737bfe50f115b3a8c343114f4f4793641498cf0f378ac896ab088a1aa827afa4fe548d4109322c769e0ca882b76ab26a9bf70ada32c9c3d8319aa032d17b7483f82bf945a847e70e", 0x92}, {&(0x7f0000000340)="a5c7666067950f1294a8f7b861b1d2385511a01840bf615d041503479cfede7ab90871e0ac8b7d9cda5f9b504ffd57b2dd05fe7c820c25f4dff4ab15e013774b314f81e4b637c7f85e6d5359f51c91afed4bc3f2dc6ba2243b181aa07128360e53a525fa89adc0200a8b7828fcd835685c8f6a350fb0792f3c8f442e1828c6b38ab1f6aaa60ccf05e4b502dc8c7d6e88379f8f80a09888fa87d02e14843808ec9b2ed1df1ed9c5817909a89552641c0e94e361544634eb74f4b8be32187d91c6d9216a5ab478a7b2bdd243dec73f9fd250850d5c1793e8d57d034fcec736adae23626e918be0ddda1f1b", 0xea}, {&(0x7f0000000440)="cb160e596a6d9a4e1c0baa6b27321a597fdd4562f06368328036e6be52212ae77ccead54691e6f12fe9cc1d1e573a357cec5039c3e209057edf940ef40252e97340d56ef96cd853cd01775d58f53000a6dc6b22b4d8c17e720f9fbe23e4f5ff6af3741fb8db243e1e4d021d69e653c99f4da381217482cd18720758e81eac2247675f42f8e0310a994f6c67fd68a4467092c2823e7e476e0fe4e1aa703d90f496c644facf575f73dc6082843582f96fe160ebb41774221b9088d3556f84b13628417d6075b3bd6d1e169e03f99521729a2576b8531c510de0249a2cbd8924b665f40e661a6cd25bb644b", 0xea}, {&(0x7f0000000540)="4b2a83aa8f07f6", 0x7}], 0x8, 0x0) 2018/04/03 19:28:23 executing program 2: unshare(0x8000400) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) 2018/04/03 19:28:23 executing program 1 (fault-call:5 fault-nth:0): r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:23 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$sock_timeval(r0, 0x1, 0x15, &(0x7f0000000100), &(0x7f0000000140)=0x10) getsockname$netrom(r0, &(0x7f0000000040)=@full, &(0x7f00000000c0)=0x48) 2018/04/03 19:28:23 executing program 3: socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)={0xffffffffffffffff}) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r0, 0x29, 0x41, &(0x7f0000000040)={'mangle\x00', 0x2, [{}, {}]}, 0x48) unshare(0x8000400) 2018/04/03 19:28:23 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x106) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0xfffffffffffffffd, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:23 executing program 2: unshare(0x1210000) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$IP_VS_SO_SET_DELDEST(r0, 0x0, 0x488, &(0x7f0000000040)={{0x3c, @multicast2=0xe0000002, 0x4e20, 0x4, 'wlc\x00', 0x20, 0x1, 0x76}, {@loopback=0x7f000001, 0x4e23, 0x10000, 0x8, 0x4, 0x9}}, 0x44) 2018/04/03 19:28:23 executing program 4: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) epoll_create1(0x80000) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r2, 0x84, 0x6d, &(0x7f0000000a40)={0x0}, &(0x7f0000000b40)=0x8) setsockopt$IP_VS_SO_SET_ADDDEST(r2, 0x0, 0x487, &(0x7f0000000040)={{0x89, @multicast1=0xe0000001, 0x4e23, 0x0, 'lc\x00', 0x2, 0x0, 0x34}, {@multicast2=0xe0000002, 0x4e22, 0x2000, 0x8000, 0x10002, 0x1}}, 0x44) write(r3, &(0x7f00000001c0), 0xfffffef3) read(r2, &(0x7f0000000200)=""/250, 0x50c7e3e3) tee(r2, r1, 0x9, 0x2) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000100)={r4, 0x3f, "b9798f853f367ec91317d414ea0b3c7f95043c359950b2cd312431cf4064d65db9b11bacc518be3569facf2c1f78e12956c7495527d2356939e835ed6d5114"}, &(0x7f0000000180)=0x47) setsockopt$IPT_SO_SET_REPLACE(0xffffffffffffffff, 0x0, 0x40, &(0x7f0000000380)=ANY=[@ANYBLOB="6e617400000000000000000000000000000000000000000000000000000000001b000000050000009804000020020000e0000000ffffffffe0000000f00200002804000028040000ffffffff280400002804000005000000", @ANYPTR=&(0x7f0000000300)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'], @ANYBLOB="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009800e0000000000000000000000000000000000000000000000000004800534e4154000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000010000000400000000000000000000000000000000ac1414bb7f00000100000000000000006970366772657461703073797a6b616c6c65723100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080140010000000000000000000000000000000000000000000000003000616800000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000736574000000000000000000000000000000000000000000000000000000000000000900000000000000000000000000000009000000000000000006000038005245444952454354000000000000000000000000000000000000000000000100000000000000ac1414bbffffffff0000000000000000ac1414bbe000000200000000ffffffff73797a6b616c6c65723000000000000062637368300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009800d00000000000000000000000000000000000000000000000000038004d4153515545524144450000000000000000000000000000000000000000010000000000000000000000e0000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d80010010000000000000000000000000000000000000000000000004000736574000000000000000000000000000000000000000000000000000000f7ff0000000000000000000000000000a90000000900000000000000000700003800534e415400000000000000000000000000000000000000000000000000000100000000000000ac1414bbac1414bb0500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007000980000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000feffffff00000000000000000000"], 0x4f8) 2018/04/03 19:28:23 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:23 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) socketpair(0x8, 0x800, 0x3, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$bt_BT_VOICE(r1, 0x112, 0xb, &(0x7f0000000180)=0xe00, 0x2) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000080), 0x4) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$inet_tcp_buf(r0, 0x6, 0x3f, &(0x7f00000000c0)="de95e58ac1c8a75e4ae00a603cfc62611cec70c7db8d9d402e2f103211ccb9f7673799f7e3fc65afde5bbe345fd1e1770bf4a66fb65322fe1d2f116144b0147d965fe8b29330eac5a29a27f1f02679d321d9c76de9cb3423711c2c836c0b9d534351d737b1c91b9da1280051b6c65188c151d7781651cf1315b2738b063206114739c5c82822edec634f6352aeb40f4e66d1d8bd9ed21c666b7a44867bbd3cb5d4a9e722f5e07c4859178b2c9240ce81f2e9068148", 0xb5) r2 = accept4$inet(0xffffffffffffffff, &(0x7f0000000680), &(0x7f00000006c0)=0x10, 0x0) getsockopt$inet_sctp_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000700), &(0x7f0000000040)=0xb) socket$inet_dccp(0x2, 0x6, 0x0) 2018/04/03 19:28:23 executing program 0: r0 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_int(r0, 0x0, 0x22, &(0x7f0000000140), &(0x7f0000000180)=0x4) r1 = accept4$packet(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000040)=0x14, 0x80000) getpeername$packet(r1, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f00000000c0)=0x14) 2018/04/03 19:28:23 executing program 2: unshare(0x8000400) socketpair(0x10, 0x7, 0x42, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_mreq(r1, 0x0, 0x24, &(0x7f0000000040)={@broadcast=0xffffffff}, 0x8) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000080)={0x6, 0xe12b}) 2018/04/03 19:28:24 executing program 3: r0 = accept4$bt_l2cap(0xffffffffffffff9c, 0x0, &(0x7f0000000000), 0x80000) setsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000040)={0x3, 0x0, 0xffffffffffffffff, 0xfe8}, 0x6) pipe(&(0x7f0000000080)={0xffffffffffffffff}) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r1, 0xc04064a0, &(0x7f00000001c0)={&(0x7f00000000c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x7, 0x9, 0x6, 0x4}) unshare(0x100200100001) 2018/04/03 19:28:24 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x1) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = accept(0xffffffffffffff9c, &(0x7f0000000140)=@rc, &(0x7f00000000c0)=0x80) recvmsg$kcm(r1, &(0x7f0000000580)={&(0x7f00000001c0)=@ipx, 0x80, &(0x7f0000000440)=[{&(0x7f0000000240)=""/136, 0x88}, {&(0x7f0000000300)=""/41, 0x29}, {&(0x7f0000000340)=""/224, 0xe0}], 0x3, &(0x7f0000000480)=""/226, 0xe2, 0x7}, 0x2) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:24 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) socket$nl_crypto(0x10, 0x3, 0x15) 2018/04/03 19:28:24 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000346fd4)={0x0, 0x0, 0x0, 0x85, 0x1}, 0x2c) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000000)={{{@in=@dev, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in=@remote}}, &(0x7f0000000100)=0xe8) bpf$PROG_LOAD(0x5, &(0x7f00000ba000)={0x8, 0x5, &(0x7f0000346fc8)=@framed={{0x18}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1}], {0x95}}, &(0x7f0000f6bffb)='GPL\x00', 0xfffffffffffffffc, 0xfb, &(0x7f00001a7f05)=""/251, 0x0, 0xfffffffffffffffd, [], r0}, 0x48) socket$bt_hidp(0x1f, 0x3, 0x6) socket$bt_rfcomm(0x1f, 0x1, 0x3) 2018/04/03 19:28:24 executing program 2: socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000080)={'filter\x00', 0x7, 0x4, 0x480, 0x280, 0x0, 0x0, 0x398, 0x398, 0x398, 0x4, &(0x7f0000000040), {[{{@arp={@local={0xac, 0x14, 0x14, 0xaa}, @loopback=0x7f000001, 0xff, 0xff, @mac=@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, {[0xff, 0xff, 0x0, 0xff]}, @empty, {[0x0, 0xff, 0x0, 0xff, 0xff, 0xff]}, 0x2, 0x4, 0x400, 0x1, 0x9, 0x4, 'ip6tnl0\x00', 'ip_vti0\x00', {0xff}, {0xff}, 0x0, 0x1b2}, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@mac=@random="0fc5e13997fb", @empty, @remote={0xac, 0x14, 0x14, 0xbb}, @local={0xac, 0x14, 0x14, 0xaa}, 0x8, 0x1}}}, {{@arp={@multicast1=0xe0000001, @multicast1=0xe0000001, 0xff, 0xff000000, @empty, {[0x0, 0xff, 0x0, 0x0, 0x0, 0xff]}, @empty, {[0x0, 0x0, 0xff, 0xff, 0xff, 0xff]}, 0x0, 0x401, 0x6, 0x0, 0x80000001, 0xfffffffffffffffc, 'syz_tun\x00', 'bond0\x00', {0xff}, {}, 0x0, 0x40}, 0xf0, 0x140}, @mangle={0x50, 'mangle\x00', 0x0, {@empty, @empty, @multicast2=0xe0000002, @local={0xac, 0x14, 0x14, 0xaa}, 0x6, 0xffffffff}}}, {{@arp={@multicast2=0xe0000002, @multicast1=0xe0000001, 0xff000000, 0x0, @mac=@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, {[0x0, 0xff, 0xff, 0x0, 0xa912ad907c25912b, 0xff]}, @empty, {[0xff, 0xff, 0x0, 0x0, 0x0, 0xff]}, 0x4, 0x7fff, 0x1, 0x1, 0x979, 0x80000000000000, 'syz_tun\x00', 'bcsh0\x00', {0xff}, {}, 0x0, 0x100}, 0xf0, 0x118}, @unspec=@AUDIT={0x28, 'AUDIT\x00'}}], {{[], 0xc0, 0xe8}, {0x28, '\x00', 0x0, 0xfffffffffffffffe}}}}, 0x4d0) unshare(0x8000400) 2018/04/03 19:28:24 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) pipe(&(0x7f00000000c0)={0xffffffffffffffff}) ioctl$sock_bt_bnep_BNEPCONNADD(r1, 0x400442c8, &(0x7f0000000100)={r0, 0x100000001, 0x9, "286c7aafb63f95497e95017ec6d73ec7703aebd687efd66304bc3746b26c5227f643e075af48b727a487e30daa62184a03c4566e5e0985cb2dd3099bd5364e9a4ac1a12e9315121f759f36e645d293bf5f2549c2667733956f2a712aadce235a3a23097dcf63030e7555590b287492923e78940f70a8abe8c35a639c59032970243788c470b03e10c66ad9d86b2faf60ea6ad76544595d286f97658b97e375fdaf2ba2110db93bdf516060811fbd1ce6617a0749106c04a3386e9125df67df2f01caa626beafc772f426678961129ff975f1e996afce6590b2"}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:24 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:24 executing program 4: r0 = socket(0x40000000015, 0x5, 0x0) getsockopt$inet6_udp_int(r0, 0x11, 0x0, &(0x7f0000000040), &(0x7f0000000080)=0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @loopback=0x7f000001}, 0x10) 2018/04/03 19:28:24 executing program 7: r0 = socket$inet(0x2, 0xe, 0x5) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_value={0x0, 0x9}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000080)={0x0, 0x22, "68994f83456d41c1e367a852753468a0c26fabac74d89547250f4997e81d3fe87846"}, &(0x7f0000000240)=0x2a) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000440)={r2, @in6={{0xa, 0x4e21, 0x56, @remote={0xfe, 0x80, [], 0xbb}, 0x442e37b5}}}, &(0x7f0000000400)=0x52) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000180)='irlan0\x00') r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f00000005c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000003c0)={&(0x7f0000000500)=@flushsa={0x8c, 0x1c, 0x100, 0x70bd2c, 0x25dfdbff, {0x6c}, [@policy_type={0xc, 0x10, {0x1}}, @user_kmaddress={0x2c, 0x13, {@in6, @in6=@mcast1={0xff, 0x1, [], 0x1}, 0x0, 0xa}}, @replay_esn_val={0x2c, 0x17, {0x4, 0x70bd29, 0x70bd26, 0x70bd27, 0x70bd2c, 0xf8b, [0x8, 0x1, 0xffff, 0x8]}}, @mark={0xc, 0x15, {0x35075b, 0x9}}, @ipv6_hthresh={0x8, 0x4, {0x77, 0x4b}}]}, 0x8c}, 0x1, 0x0, 0x0, 0x84}, 0x4000) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000000c0)={r1, @in6={{0xa, 0x4e20, 0xbce0, @dev={0xfe, 0x80, [], 0xc}, 0x3}}, 0x414008ec, 0xec9}, &(0x7f0000000380)=0x90) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000001c0)={r4, 0x1}, &(0x7f0000000200)=0x8) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:24 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = accept4$ax25(r0, &(0x7f0000000040), &(0x7f0000000080)=0x10, 0x80800) sendto$ax25(r1, &(0x7f00000000c0)="e9d1500f281dd230da840ad711bf4d536018e9736e018f16da44f38f527fec0cf340e00a8179ec2ba9588741e27a53ac915f7c644ebd62a84f1357a9b6d0a46da9294074589f479f4c9072bf83a38d9357ff49056e4db96dae8fb666d87b68d252ea846ec474e3c48efb6af743ca8e26b53e8dea1c690bf347", 0x79, 0x880, &(0x7f0000000140)={0x3, {"08d2c3cd8ae0c3"}, 0x9}, 0x10) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'bond0\x00'}) 2018/04/03 19:28:24 executing program 2: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) getsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x38e, 0x6, 0x5, 0x3, 0x8}, &(0x7f00000002c0)=0x14) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000400)={r1, 0x4}, &(0x7f0000000440)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000300)={r1, @in={{0x2, 0x4e20}}, 0x3, 0x80000000}, &(0x7f00000003c0)=0x90) getpeername$llc(r0, &(0x7f0000000100), &(0x7f00000000c0)=0x10) socket$nl_crypto(0x10, 0x3, 0x15) unshare(0x8000400) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000000040)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_DMA(r2, 0xc0406429, &(0x7f0000000240)={r3, 0x3, &(0x7f0000000140)=[0x4, 0x8000, 0xda0], &(0x7f0000000180)=[0x92, 0x6513, 0xd1, 0x7fc00, 0x8], 0x2, 0x9, 0x2, &(0x7f00000001c0)=[0x3, 0x5, 0x400, 0x400, 0x0, 0x9, 0x4, 0x2, 0x2], &(0x7f0000000200)=[0xffffffffffffff4c, 0x6128]}) 2018/04/03 19:28:24 executing program 4: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet6_tcp_int(r0, 0x6, 0xa, &(0x7f0000000040)=0x4766, 0x4) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000640)=0x0) r3 = getuid() r4 = getgid() r5 = getpid() r6 = getuid() getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000680)={0x0, 0x0, 0x0}, &(0x7f00000006c0)=0xc) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000700)=0x0) r9 = getuid() r10 = getgid() sendmmsg$unix(r0, &(0x7f0000000800)=[{&(0x7f0000000080)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f0000000240)=[{&(0x7f0000000100)="924c7b9a7c45e4b41dd05b19d10ce69d2bbb78db5b1c2f079bc0411ccc8eb66f6f6d945664752e582b8e1dc4fa3074c9abdaeea4a25eeb48650a032e237cdfb6a5f43b7b9ee792912ac6a71ceb8f689ce085b880e4cf1b2dcc8435b08537cd146b9dc53bece9bde73a392c82b3dbd8d74064621727ca79c1423dc8e0e34d50efe798e52f1b63dddd7673afce313f1da75c7df78e5359895c2952e5054f8a1df0cd533f7473a736", 0xa7}, {&(0x7f00000001c0)="038e9ca3d39788685da080ca59ba4767fffcebb79c20e2e12a1803ae0f0359286018c4f479c447937daf3c2baad18703a93ce86a47102b5b1e9fe872e46be7812edacdc825cf6cafd28c1764825125cf47b15a6014744959cd918ec2ed", 0x5d}], 0x2, 0x0, 0x0, 0x800}, {&(0x7f0000000280)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f00000005c0)=[{&(0x7f0000000300)="bb8e2db679efd86780687932c2b8084c1c93dce94af2b28dbbb2519515adc89599e2f2b81a2ebda94d42e667b57de20907df34aecea565270d9e1721aaa20ce2a8fefefbff5341bcfa673a5fc64d345bdc4fb1490d0164b35f60f150e3677abdb962bcac38229bda6a7d1ce5c454b9ae0563790bbf934aa380d8682847573e286b454dc048fcfae1", 0x88}, {&(0x7f00000003c0)="553038b3d684308b3d26257d9a3a7abb892bd0e5284e5fa0966c4a0cc908495c0fb8bffe16994aa7609b5aba9d42e48dcd6c40342caeffb543dc98b9e5d57b5c9fb928da0c29ce1d6de50c394bad8ba2a0517cfd06ec4006f9c2761ce13f36b8bb5fb87c9fc8b1285cb7056c3de48ad80d04e64cfe772391b2d5080da455d42cf1d78ae01485ca06716b213e0cb44809d682699d1c40ba3a09938bf880a3ebf9dc67664b5dda1fb41d", 0xa9}, {&(0x7f0000000480)="ff51dd5cdd617540e2697148ae72812a6821aa0bc1bbe77cc47318c94629b974daae5eec0102faa1e319c2124cbf1edd6365dae1b88c7f6ea762aa32820d969bdcc4f9c6b3e226e8f377358ebb086e473a32323612022fd06443ce900725d378c8e0cafd0575d966e9390e5145f7dbeb606983f861f6c2585398042636e0fbce613494820b9e4d809fe164e9398ff98189d50120c204401c0e666ccca712c1", 0x9f}, {&(0x7f0000000540)="0d3e5fd786f19f2e2a9646bfebc12480adf3e4be00a4e018a0d983c96f5662f7e73bfa7e1fba5b", 0x27}, {&(0x7f0000000580)="3ce9930987cf091a4ce7e3006d1caa41773b6a252f8545384e265c2f9a14724b5c95f6618f0a0ab0f01f308a055c3666411027", 0x33}], 0x5, &(0x7f0000000740)=[@cred={0x20, 0x1, 0x2, r2, r3, r4}, @rights={0x20, 0x1, 0x1, [r0, r1, r0, r1]}, @rights={0x18, 0x1, 0x1, [r0, r0]}, @rights={0x20, 0x1, 0x1, [r0, r0, r0, r0]}, @cred={0x20, 0x1, 0x2, r5, r6, r7}, @cred={0x20, 0x1, 0x2, r8, r9, r10}], 0xb8}], 0x2, 0x40000) syz_genetlink_get_family_id$ipvs(&(0x7f0000000880)='IPVS\x00') sendmsg$netlink(r1, &(0x7f0000004580)={&(0x7f00000008c0)=@kern={0x10, 0x0, 0x0, 0x2020000}, 0xc, &(0x7f0000004440)=[{&(0x7f0000000900)={0x200, 0x25, 0x1, 0x70bd28, 0x25dfdbfe, "", [@typed={0x4, 0x2b}, @nested={0x1e4, 0x6a, [@generic="a1394de6c862454e8ccb2d56d989eb4b985a36d2b11a675abdce08e5e7b407bfa576b25b2284e5103fbfbb27ae6de9d189096600791a35ba632b0031970a36deb9713d7de4492f64426c4bffdab45040a24959412d7f47bde96b1ab4abc515587520", @typed={0xc, 0xb, @str='IPVS\x00'}, @typed={0x8, 0x3a, @uid=r9}, @generic="a0b8885c9aab20135613124c17f065938c2f584af7a239eac620ae4634df5443766907173518621ee1b5018a389ee79e63cfe9ea705f82c1029133dc1a699ab3ed8a115cafaa69da271636e2f09d215b7b0d3c442c8844944035576d018c35b07045f50f32f54977ffd51970dc34310620405d57621d216c67432af58270692181", @typed={0x8, 0x3d, @u32=0x8}, @typed={0x14, 0x36, @ipv6}, @generic="fd6368dcb8bbafdb29c7dad7ede0239e9905ea5d8d6ea8de8404a0195fd171a843b489a52f4224220d8d375a16041b97c0823c3557b67d9ad527b77342b0ee176e6cc1def56c4e09b525e83f411be4f6a97a8b32b7b486a0b7e2d965c3ffee77499cfa9265611fa33da66fb7614b57df3cdd11da6bcb25d4f471f0a333f01c7160f92f175e813ecda793b41cd2be30ff6fd4a2647a68b6c1c59c0d96a86d2892a521bac3a344d4c910fa115a3ba1645e9428ede48eb37498fc60c6bd953f08", @typed={0x4, 0x3c}, @typed={0x8, 0x1, @u32=0x7fff}]}, @typed={0x8, 0x43, @fd=r1}]}, 0x200}, {&(0x7f0000000b00)={0x188, 0x35, 0x100, 0x70bd2b, 0x25dfdbff, "", [@generic="859f0ca8e439ebffcdb19c898998f5c6f557ddfc149ba879ca3c4f99b408edf4e2072f1d3c218572279d3c7e5914357473701b73356e5835d2212d98f9f0cb819d89fcc2cf7b1b6e48f5ad2a8dc785db6740509afee9eddc902e93f15c2a38fbd966bf7502bfaa9ef80ae364ee6a86a4b7c1a571c4775711d3e748b8253c6251d8bb1f08755c68703aae805800cb970fd413fcdabb294b", @nested={0x88, 0x5a, [@generic="72c3e1ce", @typed={0xc, 0x42, @str='cpuset\x00'}, @typed={0x8, 0x8d, @u32=0x7fffffff}, @generic="0aa8316a8194ed69d0e0f907e19bf972253eff99f339d4a9b5684c7ba7c5cc3d7ebeaf5cb3993ae712c75a28c42f347f21c283ff21691b37b5d0e9c3550d5de63ecfc80977e096c40ee3a1e91990590059e74cface8d05f8eba055fce9b41956fe6e55b9f5654457ff299b85"]}, @typed={0x14, 0xd, @ipv6}, @typed={0x8, 0x4e, @ipv4=@remote={0xac, 0x14, 0x14, 0xbb}}, @nested={0x10, 0x76, [@typed={0xc, 0x2f, @u64=0x1}]}, @generic="31bd9d83f2c6edbc01993baf3d9bf3c690e7ab025e289d3a2688117814db11d8a98d5b38da4d093ffe36bf1289"]}, 0x188}, {&(0x7f0000000cc0)={0x3194, 0x1a, 0x200, 0x70bd28, 0x25dfdbff, "", [@generic="4133b5a462e8f3e90d7ec8ca479eea49e49ee01165461214df25032945288a02606ee53a3fd7ee5db4146584692a6f382828a286a29f2906516f9cd7a0a6b55bb9d5e1405ed5750d4de6870121028425c4934c414e69be8759572263af76f8981ec9e2f54b10f1acab27a1841b2205abea0d3ed34fa48e9c57d643bb7c717fb7422a0b2784921a3eee94ef68f8520509", @generic="ef265c97dde403a4c4aa9db5be6d9cdf58832a72e40e7208f45551ab3faae64730173fc2378d463173ad3701cf30e6a4933b42cc65174d2f1687700a872f9144ca1103b16d1e29fc641c933abd85eb85f7840d17e6910bfb7aa138ef0240b013060ecd4b12fb13cadf4332b42de5e8fd48ae5301ac8e63f3d23fae987b8b1b9a741a65a79d880588ac2e", @nested={0x3068, 0x28, 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@typed={0x8, 0x57, @fd=r1}, @typed={0x8, 0x5, @pid=r2}, @typed={0x14, 0x5, @ipv6=@mcast2={0xff, 0x2, [], 0x1}}, @typed={0x4, 0x19}, @typed={0x14, 0x1, @binary="4b390a36e1b483a022b1aacb0b1a55"}]}]}, 0x3194}, {&(0x7f0000003e80)={0x78, 0x15, 0x200, 0x70bd28, 0x25dfdbfd, "", [@typed={0x4, 0x1c}, @nested={0xc, 0x64, [@typed={0x8, 0x5e, @u32=0x200}]}, @generic="927dbaba8d751049cee18891fb6cc9f066c6a0182c3232866114ae228df1e001cdb04b290786fc02a02d4ef70844af93acdf660a85c05368986f381411f77c4d8723d14cdcc6f3a4157f50924fb9", @typed={0x8, 0x7a, @u32=0x1}]}, 0x78}, {&(0x7f0000003f00)={0x33c, 0x3b, 0x1, 0x70bd2a, 0x25dfdbfb, "", [@nested={0x130, 0x54, [@typed={0x8, 0x5a, @fd=r1}, @typed={0x8, 0x1e, @uid=r6}, @typed={0x8, 0xa, @ipv4=@multicast2=0xe0000002}, @typed={0x14, 0x4e, @ipv6=@mcast1={0xff, 0x1, [], 0x1}}, @generic="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"]}, @generic="b13ca822810cbb0d5045bb6b31d581207bf4a574c492887df15e47b7eb832763be87914b362695b393d9d8d71ce8ceb521da0b48bc5bb1466835b94b6c6c3568dda67aaf48b394a0fc9f558d1b57565ddc4c2e15c2cc294d7b88f23322c68aafbb4f902f9f566a2c8e9d06a3bba691157ba7345fb847357badb6c1c3cfd1118dbf85169011d285e8", @typed={0xc, 0x7b, @str='IPVS\x00'}, @generic="5c1e2fca9c8431b4b709c630d6015de394a62be661df081320bf61e8e046983b2ae5a811178fc3b73dc01ecf595d6fc52b5fe5019d9865a4cb5ed9818ecbd0f0702db61d4e1724dbef44b26674dcdc19066f767da52c9d299f7a38b5f2324a7011ac7e11400a9120ef62c3dabec0a93d354917604d3a7f479f090c8954549031daf26682ab04d45a4a7374e556f54fcbf375dfc49a18827ab004fdfa6f2aa738ac9b82556a9561548dcb87a6c5c820ec36d517812d5475f0cdd058", @generic="1de5766b825f65335a8c96c6d43ce69baaf8ba769a1fcf7f14e6bd813933bb11d7ab90272a2d99c52e289b0b25e786f32f698e815b79ba0207618b05a6372611f46dd91cd406f7ee14e429958d5dba600bdbe625fc56f2a4f56bc73dd3bcf5dbd261e8baa1d6743cb96e9ac814b8a31d3fc50f55bf80ef6024e691a694fe636a2b90b2bf551ba49c96877c38e8dca2566031963047764f08bedb050e008aca0add048b3243e1756f7e7a02f6"]}, 0x33c}, {&(0x7f0000004240)={0x1fc, 0x2c, 0x300, 0x70bd2c, 0x25dfdbfb, "", [@nested={0x88, 0x82, [@generic="5ca9d49cd6594423759a70243f456e1fa27d63d3a77656e1b3b4304913", @generic="c76b6ef01e2475f01ed2f1e2cd80f89e2b16cc56829546332d29a084bbc81ad1642f0eb642c8e25b603d813867f866866a970e203fc0c50748fe4144ba040570e116f7502d00f3cfb08b1ad5e99033056f7396f4e24db1d559a70179", @typed={0x8, 0x87, @ipv4=@rand_addr=0x100000000}]}, @generic="4826c7bbf576f8224d257a28cb14493edc18f85fffb044bcec03d686fa8b037541b330f6f71e661915f47bfd169a73095342b488d2e0bf3b9ef512bd50c6fae4fb80bd76e4cb3fd68c27ee72aab719a4c17d839e3a64df405a1c77204e221bae6b652824fdae6b898dd94749b6bc0f7dc32d93300fabab1d5e7aa1880b380b08d676f84c", @generic='K6!', @nested={0xd4, 0x82, [@generic="99a8a052c560af5a5332917db6ce31cadce41e2e531c09431bba78e6cb20d8dfd6e9d665071b070667ccef2bafa3829c98be312653b260fd0111e8011a9c0c1bafea6c3ff599c499259967c56fe17ef7f3c814bbe761315617e5a8f63d44ef92f3f9cebad01384d87ea6b711a0320ec4587636c9dc4ea05370035d0d843d2eaab43425d10a50f641", @generic="40936b2598cbaf1c6c65", @typed={0x14, 0x73, @ipv6=@dev={0xfe, 0x80, [], 0x15}}, @typed={0x8, 0x34, @pid=r2}, @generic="ed88f0eb84b3b88835b15e88d62d4c8d8ee17aec1e674f1d825d99e2", @typed={0x4, 0x29}]}, @typed={0x8, 0x1e, @uid=r9}]}, 0x1fc}], 0x6, &(0x7f00000044c0)=[@rights={0x38, 0x1, 0x1, [r1, r0, r0, r1, r0, r0, r0, r0, r1, r0]}, @cred={0x20, 0x1, 0x2, r2, r3, r4}, @rights={0x30, 0x1, 0x1, [r1, r1, r1, r0, r0, r1, r1, r0]}], 0x88, 0x800}, 0x4) setsockopt$IPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x41, &(0x7f00000045c0)={'nat\x00', 0x3, [{}, {}, {}]}, 0x58) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000004640)={0x0, r0, 0x5, 0x1}, 0x14) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000004680)) read(r0, &(0x7f00000046c0)=""/230, 0xe6) ioctl$DRM_IOCTL_CONTROL(r1, 0x40086414, &(0x7f00000047c0)={0x1, 0x1}) setsockopt$netrom_NETROM_N2(r0, 0x103, 0x3, &(0x7f0000004800)=0x7, 0x4) setsockopt$ax25_int(r0, 0x101, 0x0, &(0x7f0000004840)=0x6, 0x4) socketpair$ax25(0x3, 0x7, 0x7, &(0x7f0000004880)={0xffffffffffffffff, 0xffffffffffffffff}) bind$alg(r0, &(0x7f00000048c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-serpent-avx2\x00'}, 0x58) ioctl$sock_inet_SIOCSIFDSTADDR(r11, 0x8918, &(0x7f0000004940)={'irlan0\x00', {0x2, 0x4e23, @loopback=0x7f000001}}) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000004980), &(0x7f00000049c0)=0x4) setsockopt$ipx_IPX_TYPE(r1, 0x100, 0x1, &(0x7f0000004a00)=0x3, 0x4) ioctl$DRM_IOCTL_GEM_OPEN(r0, 0xc010640b, &(0x7f0000004a40)={0x0, 0x0, 0x4}) ioctl$DRM_IOCTL_GEM_OPEN(r1, 0xc010640b, &(0x7f0000004a80)={0x0, 0x0, 0xfffffffffffffc00}) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, &(0x7f0000004ac0)={r12, r13}) ioctl$DRM_IOCTL_MODESET_CTL(r1, 0x40086408, &(0x7f0000004b00)={0x6d8, 0xfff}) 2018/04/03 19:28:24 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) pipe(&(0x7f00000000c0)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffff9c, 0x84, 0x10, &(0x7f0000000140)=@sack_info={0x0, 0x6, 0x9}, &(0x7f0000000180)=0xc) ioctl$DRM_IOCTL_ADD_MAP(r1, 0xc0286415, &(0x7f0000000240)={0x0, 0x4, 0x3, 0x20, &(0x7f0000fff000/0x1000)=nil, 0x6}) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f00000001c0)=@assoc_value={r2, 0x1f}, &(0x7f0000000200)=0x8) 2018/04/03 19:28:24 executing program 3: accept4(0xffffffffffffff9c, &(0x7f0000000180)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @local}}}, &(0x7f0000000200)=0x80, 0x800) getsockopt$packet_int(r0, 0x107, 0x3, &(0x7f0000000240), &(0x7f0000000280)=0x4) unshare(0x8000404) socketpair(0x1f, 0x6, 0x1563, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000040), &(0x7f0000000080)=0x6) 2018/04/03 19:28:25 executing program 2: unshare(0x8000400) pipe(&(0x7f0000001500)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$pptp(0x18, 0x1, 0x2) r2 = accept$ipx(0xffffffffffffffff, &(0x7f0000001540), &(0x7f0000001580)=0x10) ioctl$sock_bt_hidp_HIDPCONNADD(r0, 0x400448c8, &(0x7f0000001600)={r1, r2, 0x2, 0x7ff, &(0x7f00000015c0)="62030bca33f90b53bfc5f23f9724", 0x7, 0x2, 0x5, 0x6891, 0x4, 0x0, 0xa9, "10a435033184ac67736d5449821a5b6f5adb98e85108ab3f0be3a2b5b95830370ab2c3693f867c532d8e5cfbdc5f12f35772eed47d7bef4909218e70b7788033a5f6ad320fd231cc3209e454d9880a8dc4abe45704a569"}) 2018/04/03 19:28:25 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = accept(r0, &(0x7f0000000000)=@nfc, &(0x7f0000000080)=0x80) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r1, 0x10e, 0x4, &(0x7f00000000c0)=0x40, 0x4) 2018/04/03 19:28:25 executing program 0: r0 = socket(0x10, 0x3, 0x0) write(r0, &(0x7f00000000c0)="2400000058001f0014b2f45eeb2b7b070009b43004000200071007eb0100ffffffff0800", 0x24) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}}, 0x1758, 0x40}, &(0x7f0000000100)=0x90) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000000140)={r1, @in6={{0xa, 0x4e21, 0x9, @loopback={0x0, 0x1}, 0x8001}}}, 0x84) 2018/04/03 19:28:25 executing program 3: r0 = socket(0x4, 0x7, 0x0) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r0, 0x800443d2, &(0x7f0000002340)={0x6, &(0x7f00000022c0)=[{}, {}, {}, {}, {}, {}]}) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f0000000000)={0x20000, {0x2, 0x4e20, @local={0xac, 0x14, 0x14, 0xaa}}, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x11}}, {0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x0, 0x9, 0x9, 0x86, 0x2, 0x0, 0x4, 0x9, 0x9}) r1 = socket$netlink(0x10, 0x3, 0x6) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f0000000080)={0x3f, 0x1000, 0x81, 0x200}, 0x10) unshare(0x1000000) socket$inet_smc(0x2b, 0x1, 0x0) 2018/04/03 19:28:25 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f00000000c0)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_MODESET_CTL(r0, 0x40086408, &(0x7f0000000140)={0x3, 0x7fff}) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000240)={0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(r0, 0x40086424, &(0x7f0000000280)={r1, 0x3}) socketpair(0x4, 0x803, 0x8000, &(0x7f0000000180)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r2, 0x84, 0x7, &(0x7f00000001c0), &(0x7f0000000200)=0x4) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f00000002c0), &(0x7f0000000300)=0x4) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r3, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:25 executing program 1: r0 = accept4(0xffffffffffffff9c, 0x0, &(0x7f0000000000), 0x800) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000040)={@ipv4={[], [0xff, 0xff]}, 0x7ff, 0x2, 0xff, 0x2, 0x7, 0x10001, 0x80000000}, 0x20) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r1, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r1, 0x1) readv(r1, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:25 executing program 4: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={0xffffffffffffff9c}) getsockopt$inet_sctp_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000280)={0x0, 0x38e, 0x6, 0x5, 0x3, 0x8}, &(0x7f00000002c0)=0x14) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000400)={r1, 0x4}, &(0x7f0000000440)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000300)={r1, @in={{0x2, 0x4e20}}, 0x3, 0x80000000}, &(0x7f00000003c0)=0x90) getpeername$llc(r0, &(0x7f0000000100), &(0x7f00000000c0)=0x10) socket$nl_crypto(0x10, 0x3, 0x15) unshare(0x8000400) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000000040)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffff9c, 0xc0086420, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_DMA(r2, 0xc0406429, &(0x7f0000000240)={r3, 0x3, &(0x7f0000000140)=[0x4, 0x8000, 0xda0], &(0x7f0000000180)=[0x92, 0x6513, 0xd1, 0x7fc00, 0x8], 0x2, 0x9, 0x2, &(0x7f00000001c0)=[0x3, 0x5, 0x400, 0x400, 0x0, 0x9, 0x4, 0x2, 0x2], &(0x7f0000000200)=[0xffffffffffffff4c, 0x6128]}) 2018/04/03 19:28:25 executing program 6: r0 = socket$inet6_sctp(0xa, 0x6, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:25 executing program 7: pipe(&(0x7f0000003080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x9e1, 0x8, 0x4}, &(0x7f0000000040)=0x14) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000000080)={r2}, 0x8) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffffff, 0x84, 0x13, &(0x7f00000030c0)={r2, 0x9}, &(0x7f0000003100)=0xfffffdcf) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000003140)={r3, 0x4000000000}, 0x8) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:25 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x24a) getpeername(0xffffffffffffff9c, &(0x7f0000000140)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @rand_addr}}}, &(0x7f00000000c0)=0x80) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f00000001c0)={0x0, @in={{0x2, 0x4e20}}, 0x7, 0x5, 0x800, 0x1, 0x101}, &(0x7f0000000280)=0x98) setsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f00000002c0)={r2, 0x40, 0x8, [0x5, 0x100, 0xddef, 0x1, 0x9, 0xe41, 0x3, 0x8]}, 0x18) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:25 executing program 2: socketpair(0x8, 0x80801, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) write$binfmt_aout(r0, &(0x7f0000000140)={{0x10f, 0x7f, 0x1f, 0x294, 0x32a, 0xa50edc3, 0x19b, 0x5}, "e1fd332eaa37f5545dcf7634299cd041c4231e744fe04ae1117b489ec8b60862a1a5bb5accf62e77f61d141c1d90d73406185361ec74ddff46ce8260aeff2db563738e5c5993b19894664cd9119dc94c8e2aba73be754035b0599f7a115cff5429c2a29b87526f29bd860a10fd3623e3ff2b779a363fd0f9dc6c2a258ca7b9c78481ad87c968df5383409a7a323e981238c0ed0a1397b12f07ddf5757fac68cf3dd31ea511c44513c91153a147157964f4cd7a5ea8651efd7787b236e9d1eb3e190f366a88356b5446e33166cdfb1167383d5cd8b8bd5d89f887530f9977b41b8a", [[], [], [], [], []]}, 0x601) unshare(0x8000400) 2018/04/03 19:28:25 executing program 4: r0 = socket(0x11, 0x1, 0x5) write(r0, &(0x7f00000000c0)="2400000024007ffc0000120000000100000ff6ff010000000000f300ffffffff1300ff10", 0x24) [ 629.649870] netlink: 'syz-executor0': attribute type 2 has an invalid length. [ 629.688604] netlink: 'syz-executor0': attribute type 2 has an invalid length. 2018/04/03 19:28:26 executing program 3: unshare(0x8000403) 2018/04/03 19:28:26 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl(r0, 0x400, &(0x7f0000000000)="ee9f41e7fba5ff0f9e766c3a36a391084477ea0bd86f3c6a4f2065b6b756386ee8c308e450bca6b71e8b9c3a892b2ec3422d4b44474b991b15cbc0351f617e11bf7d25d42488ba4cf0f1a3ef8f39b95ac4d1ae3cb790bc53f8e9aec450cab85ebbdfb631d44e3269b1abe1d3c680ed48cfc91d59ed8e37900320f411045347d1e64bc13f408d9655") sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) getsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00000001c0), &(0x7f0000000200)=0xb) r1 = socket(0x2, 0x6, 0x7) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffff9c, 0x84, 0x6d, &(0x7f00000000c0)={0x0, 0x28, "b958c9869768424d330929d157812cffd75ba614bfd6422631d360642ab11943862f14a4903c5e26"}, &(0x7f0000000100)=0x30) getsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000000140)={r2, 0xfff, 0x6, 0x7}, &(0x7f0000000180)=0x10) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:26 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000680)={0x8, &(0x7f0000000640)=[{0x2, 0x59, 0x5, 0x2}, {0x5, 0x7, 0x25f, 0x3d0d}, {0x6, 0xf70d, 0x41, 0xb9a}, {0x9, 0x1c00, 0x8000, 0x7}, {0x6, 0x77d8, 0x8}, {0x0, 0x7fff, 0x5b9, 0x1ff}, {0x9, 0x8, 0x687, 0x5}, {0x800, 0x3, 0x5, 0x4}]}, 0x10) r1 = socket(0x100000400000010, 0x2, 0x0) write(r1, &(0x7f0000000080)="2420080052001f0014f9f400", 0x7) sendmsg$kcm(r1, &(0x7f0000000600)={&(0x7f0000000000)=@pptp={0x18, 0x2, {0x2}}, 0x80, &(0x7f0000000180)=[{&(0x7f00000000c0)="fa02227ed2bd9ce79f155303b1181760edbd66c65178d1cd6b10448accbda91bc1c061093cce3e70e5348026ff5d2132e6f90554e03b771789cbd0534aa718c078d792aea34ad8d9fbb495f30ab4efef909026a96d8b5faff230cfda71c11b772cc1e2f0c676d13d0d0b3553b18f70f97cd6f8a1b40683dbb0d7ec64c68846cc0ce44ad996e717f09ae1f2914cbdeec511df6757c1737322027bb871a83701810607a48a7d59049366fac321b03c4a7b551bc96336bf9041139628", 0xbb}], 0x1, &(0x7f00000001c0)=[{0x68, 0xecc61ad5e24aec5a, 0x800, "ba338e999136dfbd5faa03d6273a47a9b74e8a2e969efce74d0b9a6d49c9519fd877dabc868ebe12ea980c64438510bdf6c153ca3ac0e5b81ce79835efb25a8f930f7b61ff99c4bb9aecc15dc2b2de49d829"}, {0x58, 0x0, 0x1, "fc791916b8a5310dc4942af7df9210654bb2d3f7a88eebd70a0436092d71b36b519c94a3e21297fb78d9624a01af3260b21eee43e772f7c1e32f719ba82359b709087a72b2"}, {0x38, 0x11b, 0xd, "56fc1a23bc4b5040fca5cf6b22967008541b9ecc55e9b8275055c57f5148ca0db49040b0"}, {0x108, 0x19b, 0x131, "c1f4884c4b8fcc5b374e23930a865dee8c30c0a0545836168cc9491fa76e084407009e9c9668c123161226acddf020fe4ec3e6ae163e4b9bd5c8175b9276bd100bc393aa9a29eda81bd39d4e8562fde5ef1d592f6b0f9097a9929711c30eddb286ff6ab2faa4c72c41de54f3cc28d3a6bc202cd5b01bbe45419b743571ecd105d57397c38d3ec9fa7c301f5390bc832681cf0d3c30bf9570f5d2ae89dc0291d3b5292153427d43dcfd6f6652f57bfbe01dbf4c1affc871f2f4ff8958aea09637ec20f42723194c053f6ffee02f6d39b26200ec990455d08bb5494589e21328102b8bb8142f9b3c76e118201494765f038d"}, {0x90, 0x10e, 0x1, "fca320d1d640bbb72b542a32ed46e4bc57af8b78a285b837c5c65a57c4200dc6be1d0fe17effa293b39c512b459bdc1410162b8cb9e2dbef178f37785b536fd300ebbebd5778bfc13609b191f7bc440dca99619a1b488e64c7271194ed0e58581d19a3a02c601bafad9b4201384492c8416de7f5bd60a950871f9e4d5ffabb"}, {0xa8, 0x114, 0x7, "48671c59d20cd06f321331593adc9f43bc61152c1640d439b6ae12a2a61b32e612934dedb556c3bf0c6e6f951e786bea18d4aed21152575f6f0017b116e8a17b81fef849a09a3153354e012e580f93a866f1a13c2f05aa717cc275596518447265384bd74d7919a020508d191d5682dff709b1c33e1f88781399eef6c060b3bf63b2483fbdfcb74a41dfd2926d7e63156e345c"}, {0xf8, 0x10d, 0x1, "56e516bf0cb14464c3d840cc2ccf409f38830874c2b5a33130aee2817672092b44dd0f88c026602463419b540b834365f937271d04f3f87c6b8159f58cdc3c17b013b6def0245d7cec289f018eb891dc5002f47918c40edbe8e9dcef39c56148ed1e885f71750ce1864d7bf388d64090425ea667f5a8d5e7cbc589ef6a45a033ed578b03d4321471873b110f8796398c157ea3de855fe85bd0d07d4c47a478d69d137875fe5231ac523b28eb57d309ce503119b78fe135a688a73ad3342e822b6cf32f6a37ac35cac40c7ff87fe7e852af96f7e147424bc72afd521fecd27fa433"}], 0x430, 0x4000}, 0x800) socket$inet_icmp_raw(0x2, 0x3, 0x1) 2018/04/03 19:28:26 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00\x00\x00'], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x3, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_buf(r1, 0x29, 0x2d, &(0x7f0000000140)="6d29e6618f84da8bd2266e772f79c3be3c1be14bd1fa7ae66914e73139493e1a999463f92d5193ed7fa40b00e0d2f11160656d5dd1d72c528c1075d3dd09b19d22873eb1eb323f14bdba360e55813cd652163b57a03717a8e9a7d680d2e4cc6c27abfd543ef59f26e75b650fd589945790cdda2682132c91b93a328e4e1afc1ef3094ed193016c2f286d1207ba3c3307aa396c18bc93ba3cf1ce9053e5d761c1d6b1b438c733942bad53dd86302a1fff57a2aabd", 0xb4) splice(r1, &(0x7f00000000c0), r1, &(0x7f0000000200)=0x2a, 0x7ff, 0xc) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) r2 = accept(r0, &(0x7f0000000240)=@nfc, &(0x7f00000002c0)=0x80) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000300)=0x5, 0x4) 2018/04/03 19:28:26 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000240)) socketpair(0xf, 0x1, 0xfff, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = accept4$netrom(r0, 0x0, &(0x7f0000000280), 0x7ff) r2 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$inet_tcp_buf(r2, 0x6, 0x0, &(0x7f0000000000)="08ee9eb13d3c7c51eaa32cfae4771842ac895463f71c1b6182b93d507bf051b25f2d773a7c0f5e55b12383c78e7396e9d0feb9344ac600b3398f137e2738905161a392450fbf7a51642b9074ca1892ce961ee09702a9538d8590ae95606b843eae90fcf102015a", 0x67) r3 = accept$netrom(r1, &(0x7f0000000100)=@full, &(0x7f0000000180)=0x48) getsockopt$netrom_NETROM_N2(r3, 0x103, 0x3, &(0x7f00000001c0)=0x2, &(0x7f0000000200)=0x4) 2018/04/03 19:28:26 executing program 2: accept4(0xffffffffffffffff, &(0x7f0000002600)=@sco, &(0x7f0000002680)=0x80, 0x80000) socketpair(0x3, 0x7, 0x0, &(0x7f00000026c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffff9c, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x84, &(0x7f0000000040)=[@in={0x2, 0x4e23, @remote={0xac, 0x14, 0x14, 0xbb}}, @in6={0xa, 0x4e22, 0x0, @ipv4={[], [0xff, 0xff], @dev={0xac, 0x14, 0x14, 0x19}}, 0x5}, @in={0x2, 0x4e23, @multicast1=0xe0000001}, @in6={0xa, 0x4e24, 0xab1, @mcast2={0xff, 0x2, [], 0x1}, 0x3}, @in6={0xa, 0x4e23, 0x1, @dev={0xfe, 0x80, [], 0x19}, 0x7}, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}]}, &(0x7f0000000140)=0x10) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f00000001c0)={r2, 0xda77}, 0x8) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r1, 0x84, 0x19, &(0x7f0000000180)={r2, 0xfffffffffffffffa}, 0x8) unshare(0x8000400) 2018/04/03 19:28:26 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) pipe(&(0x7f0000000040)) 2018/04/03 19:28:26 executing program 4: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$sock_int(r0, 0x1, 0x2a, &(0x7f0000000000), 0x4) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = accept(r0, &(0x7f0000000040)=@nfc_llcp, &(0x7f00000000c0)=0x80) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB="0000007d3016f8d94435fdcb94a864593f4effbb14bf22049562797e7b963e475332c91c7c5742a6e7186661b38930e8d44e67a50b72327f3904000000000000001253ecda176c70c8bea7931b02ca059ad7c412c5"], &(0x7f0000000200)=0x2) getpeername$packet(r1, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000002c0)=0x14) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000300)={'bcsh0\x00', r3}) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000240)={r2, 0xf800000000000000, 0x20}, 0xc) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f00000001c0)=@assoc_value={0x0}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000400)={r4, 0x2, 0x1, [0x30]}, &(0x7f0000000440)=0xa) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000100)={0x0, 0x39, 0x401, 0xffffffffffffff73}, &(0x7f0000000140)=0x10) setsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000180)={r5, 0x17d3, 0x200, 0x80, 0x5, 0x20}, 0x14) socketpair(0x1, 0x0, 0x2, &(0x7f0000000480)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_GET_STATS(r6, 0x80f86406, &(0x7f00000004c0)) socket$inet6_dccp(0xa, 0x6, 0x0) listen(r0, 0x200000000) 2018/04/03 19:28:26 executing program 3: unshare(0x200008000400) 2018/04/03 19:28:26 executing program 7: r0 = accept(0xffffffffffffffff, &(0x7f0000000180)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @loopback}}}, &(0x7f0000000200)=0x80) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffff9c, 0x84, 0x71, &(0x7f0000000240)={0x0, 0x6}, &(0x7f0000000280)=0x8) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000002c0)=r1, 0x4) socket$can_bcm(0x1d, 0x2, 0x2) 2018/04/03 19:28:26 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000100)={0x0, 0x8, 0x10}, 0xc) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0xd, 0x8, 0x1, 0x3, 0x0, r0, 0xb}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f00000000c0)={0xd, 0x4000000001, 0x4, 0x8000000000009, 0x2, r1, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:26 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) socketpair$inet(0x2, 0x80003, 0xffffffffffff0000, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000140), &(0x7f0000000180)=0x4) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) socketpair(0x0, 0x4, 0x4, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_MODE_SETCRTC(r2, 0xc06864a2, &(0x7f0000000080)={&(0x7f0000000040)=[0x7, 0x13c4, 0x6, 0x100000000, 0xffffffff], 0x5, 0x4, 0xff, 0x0, 0x8, 0x7, {0x8, 0x80, 0x5, 0x1000, 0x7fffffff, 0x3, 0x2, 0x100000000, 0x8, 0x1000, 0x4, 0x101, 0x5, 0x392feb56, "1f33cdda903440a3e32b1637f279028f880def49224d38f86e0ff6ffb6463e21"}}) 2018/04/03 19:28:26 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:26 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="000200002fa143217bd09f327b5b3f2554731b333252b5d5d5d7e9ed1cd7f02aca62f2ad2c9a17d9810295e6a71b88db2cb34dc7c6f1cb8c7da8df45299ed8f8cb7b1b392f92c60432a91dbc800000005270901f71e4cdac759db4fa6a91695bcf4a785730c094e35f92a9ae0af7ea5626e8bb95"], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:26 executing program 4: r0 = socket$inet(0x2, 0x1, 0x1) setsockopt$inet_int(r0, 0x0, 0x31, &(0x7f0000000000)=0x800000002e, 0x4) setsockopt$IPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x41, &(0x7f0000000040)={'mangle\x00', 0x4, [{}, {}, {}, {}]}, 0x68) 2018/04/03 19:28:27 executing program 3: unshare(0x8000400) r0 = accept4$ipx(0xffffffffffffff9c, &(0x7f0000000000), &(0x7f0000000040)=0x10, 0x800) accept4$ipx(r0, 0x0, &(0x7f0000000080), 0x0) 2018/04/03 19:28:27 executing program 7: [ 630.682388] netlink: 'syz-executor0': attribute type 1 has an invalid length. [ 630.710529] netlink: 'syz-executor0': attribute type 1 has an invalid length. 2018/04/03 19:28:27 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) unshare(0x8000400) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f00000000c0)=0x14) 2018/04/03 19:28:27 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) pipe(&(0x7f0000000040)) 2018/04/03 19:28:27 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000280)=ANY=[@ANYBLOB="00000000fad2e757c847e21f9a096c41462b2c309f874a048f0a56423bec6abe641ed2abb874aac8ccee146b9722f32a94a6781abe57df7c63caf5b06dc84c5e0e5653ff82b012570c6afd83450407cd61c55733fc3e06545491f0190868013d6ac0d4ad43024dc1b192e1c89df62ba06d0043c789b3de888710a415a116fca1076b"], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) r1 = socket(0xd, 0x7, 0x100) setsockopt$kcm_KCM_RECV_DISABLE(r1, 0x119, 0x1, &(0x7f0000000180)=0x6, 0x4) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000001c0)={0x0, @in={{0x2, 0x4, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0xffffffff, 0x5, 0x704b2591, 0x3, 0x10}, &(0x7f00000000c0)=0x98) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000140)={r2, 0x1}, 0x8) syz_genetlink_get_family_id$fou(&(0x7f0000000040)='fou\x00') 2018/04/03 19:28:27 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) r0 = socket(0x3, 0x3, 0x0) accept4$unix(r0, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e, 0x80000) r1 = socket$inet_smc(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast1=0xe0000001}, 0x10) socketpair$packet(0x11, 0x3, 0x300, &(0x7f00000001c0)) 2018/04/03 19:28:27 executing program 3: unshare(0x2000000) socketpair$inet6(0xa, 0xa, 0x3, &(0x7f0000000000)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(0xffffffffffffff9c, 0x84, 0x75, &(0x7f0000000040)={0x0, 0x3}, &(0x7f0000000080)=0x8) socketpair(0xf, 0x0, 0x1, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendto$ipx(r1, &(0x7f0000000180)="8937d4d87d59e3d21f5fd27f43054f71a7186c9bee3fc4f98f16e17449c89a8b7114828ccd06f8530282da432d1a0a4519487c8160eeb6b4c6e62677f8c1dc15b2109477a35573ee709a5f98f6c64537221264908f11439406578a8c3309725d8410562e9affc1b4b6fa7e9aa1ec1d4b124d1375e92c0b9604cde48a0b516bd9eed628a268b40f3d6c86d609e38686cfb97c1eeba4777caf520d", 0x9a, 0x4, &(0x7f0000000240)={0x4, 0x6, 0xfffffffffffffff7, "14474a0900e3", 0x3}, 0x10) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000100)={0x7fffffff, 0x2, 0x7, 0x80}, 0x8) 2018/04/03 19:28:27 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) pipe(&(0x7f0000000040)) [ 630.859601] netlink: 'syz-executor0': attribute type 1 has an invalid length. 2018/04/03 19:28:27 executing program 2: unshare(0x8000) r0 = socket(0x1e, 0x0, 0x44d) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f00000000c0)=ANY=[@ANYBLOB="d04d7ceb8bdcbbf31e5552b9bcdde207fcd8e1ec6aa4c2d6379adc40d8b379d3922c6000b703b3edd75199dd1ba3fcb15f5357426b9fa6653da8c7cfc3e8d1b262a7bec7a4a3b381cf3ee37a983a67a0cdd714523dacb27151043ef14f4a224c4259e70932a9875fe335feca930e9f711507a18bd747d8726e019cc2f9e10db66d42706ba8f0736ce61770ecc2465100000000000000000000"], 0x1) [ 630.954252] netlink: 'syz-executor0': attribute type 1 has an invalid length. 2018/04/03 19:28:27 executing program 4: syz_emit_ethernet(0x2c, &(0x7f0000000080)={@local={[0xaa, 0xaa, 0xaa, 0xaa, 0xaa], 0xaa}, @empty, [], {@ipv4={0x800, {{0x7, 0x4, 0x0, 0x0, 0x24, 0x0, 0x0, 0x0, 0x0, 0x0, @empty, @multicast1=0xe0000001, {[@cipso={0x86, 0x8, 0x0, [{0x0, 0x2}]}]}}, @udp={0x0, 0x0, 0x8}}}}}, &(0x7f0000000000)) 2018/04/03 19:28:27 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000040)=0xc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000080)={0x0, 0x0}, &(0x7f00000000c0)=0xc) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000100)={0x0, 0x0, 0x0}, &(0x7f0000000140)=0xc) setsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000180)={r1, r2, r3}, 0xc) 2018/04/03 19:28:27 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB="02010521"], &(0x7f0000000080)=0xffffffffffffff19) pipe(&(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffff9c, 0x84, 0x72, &(0x7f0000000440)={0x0, 0x4}, &(0x7f0000000480)=0xc) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000004c0)={r2, 0x63}, 0x8) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffff9c, 0x84, 0x6f, &(0x7f0000000140)={0x0, 0x2c, &(0x7f00000001c0)=[@in={0x2, 0x4e24}, @in6={0xa, 0x4e23, 0x400, @ipv4={[], [0xff, 0xff], @multicast2=0xe0000002}, 0x3}]}, &(0x7f0000000200)=0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0x4, 0x1, 0x4, 0x8000000000009, 0x5, r3, 0x0, [0x305f, 0xa]}, 0x2c) r4 = socket$inet(0x2, 0x80b, 0x80000001) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r4, 0x84, 0x79, &(0x7f00000002c0)=0xc42, 0x4) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffff9c, 0xc00c642d, &(0x7f00000000c0)={0x0, 0x80000, 0xffffffffffffff9c}) setsockopt$inet_sctp_SCTP_RESET_ASSOC(r4, 0x84, 0x78, &(0x7f0000000580)=r2, 0x4) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000540)) socket$vsock_dgram(0x28, 0x2, 0x0) r6 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_udp_int(r6, 0x11, 0x66, &(0x7f0000000780), &(0x7f00000007c0)=0x4) ioctl$DRM_IOCTL_MODE_SETCRTC(r5, 0xc06864a2, &(0x7f0000000380)={&(0x7f0000000180)=[0x2b4, 0x9, 0x5], 0x3, 0x6, 0x9, 0x1, 0x5, 0x3, {0x1f, 0x5, 0x0, 0x7f, 0x2, 0x949, 0x40, 0x3, 0x20, 0xffffffffffff0003, 0x1000, 0x0, 0xd5, 0x2, "6ea049a538190a3e6a46fea14b083f8dab7e236157e4218e909c64c0ecf3df1c"}}) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f0000000500)=0x2, 0x4) 2018/04/03 19:28:27 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) pipe(&(0x7f0000000040)) 2018/04/03 19:28:27 executing program 2: unshare(0x9f7) r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) getsockname(r0, &(0x7f0000000000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, @dev}}}, &(0x7f0000000340)=0x80) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(r1, 0x84, 0x6b, &(0x7f0000000440)=[@in={0x2, 0x4e23, @local={0xac, 0x14, 0x14, 0xaa}}, @in6={0xa, 0x4e20, 0x7, @dev={0xfe, 0x80, [], 0xa}, 0x9}], 0x2c) setsockopt$ax25_int(r1, 0x101, 0x0, &(0x7f00000000c0)=0x5, 0x4) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000180)={0x7fff, 0x0, 0x10001, 0x200}) accept4(0xffffffffffffff9c, &(0x7f00000003c0)=@ax25, &(0x7f0000000040)=0x80, 0x0) getsockopt$inet_mreqsrc(r3, 0x0, 0x28, &(0x7f00000002c0)={@broadcast, @broadcast}, &(0x7f0000000300)=0xc) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r3, 0x84, 0x12, &(0x7f0000000080), &(0x7f0000000380)=0x4) r5 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_group_source_req(r5, 0x0, 0x2e, &(0x7f0000000180)={0x4, {{0x2, 0x4e20, @multicast1=0xe0000001}}, {{0x2, 0x4e20, @multicast1=0xe0000001}}}, 0x108) ioctl$DRM_IOCTL_AGP_BIND(r2, 0x40106436, &(0x7f00000001c0)={r4, 0x40}) ioctl$sock_inet_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f0000000100)={'syzkaller1\x00', {0x2, 0x4e22, @rand_addr=0x4}}) setsockopt$IP_VS_SO_SET_FLUSH(r5, 0x0, 0x485, 0x0, 0x0) 2018/04/03 19:28:27 executing program 3: bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000000), 0x4) unshare(0x8000400) 2018/04/03 19:28:27 executing program 6: socketpair$inet6(0xa, 0x802, 0x9, &(0x7f0000000200)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000100)={0x0, 0x1}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000180)={r1, 0x2}, 0x8) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r2, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x100000000000042e, &(0x7f0000000000), 0x3a}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r2, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000000000)={0x0, 0x9}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000080)=@assoc_value={r3}, 0x8) 2018/04/03 19:28:27 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000280)={r0}) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f00000002c0)={0x0, 0x6}, &(0x7f0000000300)=0xc) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000340)={r2, 0x8}, 0x8) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:27 executing program 4: socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000300)={{{@in6, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000000100)=0xe8) ioctl$sock_inet6_SIOCADDRT(r0, 0x890b, &(0x7f0000000400)={@remote={0xfe, 0x80, [], 0xbb}, @empty, @local={0xfe, 0x80, [], 0xaa}, 0xff, 0x9, 0x7ff, 0x500, 0xce47, 0x240100, r1}) syz_emit_ethernet(0x66, &(0x7f0000000180)=ANY=[@ANYBLOB="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"], 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff}) sendmsg$nl_route(r3, &(0x7f0000000580)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1a008800}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)=@ipv4_getroute={0x14, 0x1a, 0x400, 0x70bd2d, 0x25dfdbfc, {0x2}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4000010) r4 = socket$inet(0x2, 0x7, 0x1e1) setsockopt$inet_IP_IPSEC_POLICY(r4, 0x0, 0x10, &(0x7f0000000480)={{{@in6=@loopback={0x0, 0x1}, @in6=@mcast2={0xff, 0x2, [], 0x1}, 0x4e24, 0x400, 0x4e24, 0x232e, 0xa, 0x80, 0x20, 0x1d, r1, r2}, {0x3f, 0x53, 0x6, 0x4, 0x5, 0x80000001, 0x2, 0x100000001}, {0x5, 0xf1b2, 0xfffffffffffffffb, 0x7}, 0x6, 0x6e6bb7, 0x1, 0x0, 0x2, 0x3}, {{@in=@local={0xac, 0x14, 0x14, 0xaa}, 0x4d2, 0x6c}, 0x2, @in6=@dev={0xfe, 0x80, [], 0x14}, 0x5, 0x2, 0x0, 0x7fff, 0x100, 0x200, 0x1}}, 0xe8) 2018/04/03 19:28:27 executing program 7: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000200)={0xffffffffffffff9c}) setsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000240)=0x1b, 0x4) socket$can_bcm(0x1d, 0x2, 0x2) r1 = accept$unix(r0, &(0x7f0000000000)=@abs, &(0x7f0000000080)=0x6e) sendto$unix(r1, &(0x7f00000000c0)="3472b6630e0ae14c0cbeee9fcb3868c3830a337fc1219a2028d0d3bf54da359f74671f352b94aec4a515ca658f0fcf8a2bf0db70365c87b7e857b761175ad8ab0dd1fa50177941bb56e9d849a56c6eb1d2a2eeaa54172a9470d8318ea31c7b88c49ae6e2cd11b16b202eaea32fab03f4113f31b8a4e8d56d4f8a46e18f63d0316e6c4ed330fb096dc7b6", 0x8a, 0x81, &(0x7f0000000180)=@file={0x1, './file0\x00'}, 0x6e) 2018/04/03 19:28:27 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000002c0)={0x0, 0x1000, 0x8}, 0xc) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x19, 0x8, 0x1, 0x3, 0x4, r0}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r1, 0x0, [0x305f, 0xa]}, 0x2c) r2 = accept(0xffffffffffffffff, &(0x7f0000000140)=@pppoe, &(0x7f00000000c0)=0x80) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffff9c, 0x84, 0x77, &(0x7f00000001c0)={0x0, 0xffffffffffffffc1, 0x8, [0xa27, 0x4, 0x7fff, 0x7, 0xcf1, 0x3a25, 0x7, 0x9]}, &(0x7f0000000200)=0x18) getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000240)={r3, 0x101, 0x8, 0x5}, &(0x7f0000000280)=0x10) [ 631.562153] netlink: 'syz-executor0': attribute type 1 has an invalid length. 2018/04/03 19:28:27 executing program 3: accept(0xffffffffffffffff, &(0x7f0000000000)=@pppol2tpin6={0x0, 0x0, {0x0, 0xffffffffffffffff}}, &(0x7f0000000080)=0x80) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000140)=0x7fffffff, &(0x7f0000000180)=0x4) getsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f00000000c0)=0x115, &(0x7f0000000100)=0x4) unshare(0x8000400) 2018/04/03 19:28:27 executing program 2: unshare(0x1ffe) r0 = accept(0xffffffffffffff9c, &(0x7f0000000000)=@in={0x0, 0x0, @dev}, &(0x7f0000000080)=0x80) sendmsg(r0, &(0x7f0000001740)={&(0x7f0000000140)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_ctr_aes192\x00'}, 0x80, &(0x7f0000000300)=[{&(0x7f00000001c0)="b9e25d181db72af8213421adeab858bcd30500e2ba6375d3455a9997471756174655d1f2c17e22ca6035b58881deb6b5093eb35c4882f30555d1536978dc963efbffb8f993aeee0471805e636d0c9fb02f50aff7be43ce1319ca82144a47cafc2e28875d80b28e49660f386c0b61da1af144e6b7aac2d2f88f47d5537197f39876088d8716da19c84a2114049e87181cde8d6241deb1571880d2a99b889fcce8b493bb2a3506d146ec135c73af4dea6f0affaae823260666ed4b81c9ec20d5183025cdc44d93f859ac4a39", 0xcb}, {&(0x7f00000002c0)="7318f2a4099f2f349470f7c0ae9df0ce71ff251879a2caf9276293ba45ae36b2768adf753cbfe1fee9c908c909ef22", 0x2f}], 0x2, &(0x7f00000018c0)=ANY=[@ANYBLOB="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088000000000000001d010000ff07000087d9524c07188395c6d9984fb869651ea3737cc8c03350a8eca3048682c4370ae50945527560b2b20cafa1c1cb376ffc0adf0c73f322590591f50ea2cb473a5cc14af014096ae3acfc8893ec7fd5470540d721058a7dab67c7298aa3fa707553a4b7e7c7661ae7a7e29e7852da4c77ba693ac328f258000096"], 0x1400, 0x4000000}, 0x20000000) sendto$unix(r0, &(0x7f0000001800)="6622164efc47ad8933851283af0c37524407eac860bb9751e1c2558ffc489ceff9ead7", 0x23, 0x4000, &(0x7f0000001840)=@file={0x1, './file0\x00'}, 0x6e) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000001780), &(0x7f00000017c0)=0x4) pipe(&(0x7f0000000340)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_ACQUIRE(r1, 0x6430) getsockopt$inet_sctp6_SCTP_PR_STREAM_STATUS(r0, 0x84, 0x74, &(0x7f00000000c0)=""/41, &(0x7f0000000100)=0x29) 2018/04/03 19:28:27 executing program 4: r0 = socket(0x18, 0x0, 0x1) connect(r0, &(0x7f0000000180)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x4, 0x0, 0x0, 0x2, {0xa}}}, 0x80) setsockopt(r0, 0x400000000000111, 0x1, &(0x7f0000000080)="4f4610cf", 0x4) ioctl$PPPIOCGFLAGS(r0, 0x8004745a, &(0x7f0000000040)) getsockopt$sock_int(r0, 0x1, 0x2e, &(0x7f0000000000), &(0x7f00000000c0)=0x4) 2018/04/03 19:28:27 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) 2018/04/03 19:28:27 executing program 7: r0 = socket$inet(0x2, 0x80b, 0x0) ioctl$sock_inet_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000)) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$inet_udp_int(r0, 0x11, 0x67, &(0x7f0000000040)=0x7f3, 0x4) 2018/04/03 19:28:27 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB="0700b987"], &(0x7f0000000080)=0x4) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f00000000c0)={0xffffffff, 0x5, 0x8}, 0xc) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x6, 0x40, 0x3, 0xbffffffffffffffc}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:27 executing program 2: unshare(0x8000400) r0 = accept(0xffffffffffffff9c, &(0x7f0000000600)=@nfc_llcp, &(0x7f0000000240)=0x80) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000580)={0xfffffffffffffffc, 0x7, 0x3, 0x8001}, 0x8) r1 = accept$nfc_llcp(0xffffffffffffff9c, &(0x7f0000000080), &(0x7f0000000100)=0x60) bind$nfc_llcp(r1, &(0x7f0000000140)={0x27, 0x0, 0x0, 0xc17a63834ae2c9f7, 0x0, 0x60, "3ab7b117323a8cd57d1769afacfb7f0654d88ba3b762132f3f4dc0f875cd0609b1081d66ae3ef65e1d9cedeb872eaebf41cb4342d5aa53adcb1b945fa42d81", 0x2f}, 0x60) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000780)=0xb00, 0x4) r2 = socket$can_raw(0x1d, 0x3, 0x1) setsockopt$sock_int(r2, 0x1, 0x2c, &(0x7f0000000300)=0xffffffff, 0x4) getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000000000), &(0x7f00000005c0)=0xfffffffffffffff8) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000680), &(0x7f00000006c0)=0x4) r3 = accept4$netrom(0xffffffffffffff9c, &(0x7f0000000040), &(0x7f0000000280)=0x10, 0x800) ioctl$sock_netrom_TIOCINQ(r3, 0x541b, &(0x7f00000002c0)) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000700)=0x0) ioctl$sock_FIOSETOWN(r3, 0x8901, &(0x7f0000000740)=r4) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000000340)=0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000380)={{{@in=@local, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in6=@ipv4={[], [], @rand_addr}}}, &(0x7f0000000480)=0xe8) socketpair$inet6_tcp(0xa, 0x1, 0x0, &(0x7f0000000840)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000009c0)={0x0, @in6={{0xa, 0x4e22, 0x60, @ipv4={[], [0xff, 0xff], @multicast1=0xe0000001}, 0x7}}, 0x4, 0x8001, 0x7ff, 0x20, 0xb8}, &(0x7f0000000a80)=0x98) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000ac0)={r8, 0x3a, 0x3}, &(0x7f0000000b00)=0x8) setsockopt$inet6_tcp_TCP_MD5SIG(r7, 0x6, 0xe, &(0x7f0000000880)={@in6={{0xa, 0x4e20, 0x2, @loopback={0x0, 0x1}, 0x8}}, 0x2, 0xa9, 0x200, "ec3244fed0628b2debaaf56668907a7a1baf1ae2914dfe7287b363f54ffb01cd628039e16fb3b65679f3e476863a409814dee53fc00a96dda355b8be99e626f2b8d3a9faec33b2ceda77e423f5d1d969"}, 0xd8) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f00000004c0)={0x0, 0x0, 0x0}, &(0x7f0000000500)=0xc) setsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000540)={r5, r6, r9}, 0xc) getsockopt$sock_int(r2, 0x1, 0x2b, &(0x7f00000001c0), &(0x7f0000000200)=0x4) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r2, 0x84, 0x18, &(0x7f00000007c0)={0x0, 0x6}, &(0x7f0000000800)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000980)={0x5, 0x1, 0xfff, 0x40, r10}, 0x10) 2018/04/03 19:28:28 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x1f) write$binfmt_elf32(r0, &(0x7f0000000000)={{0x7f, 0x45, 0x4c, 0x46, 0x10001, 0x80000001, 0x9, 0x10001, 0x4, 0x3, 0x0, 0x9, 0x1dd, 0x38, 0x38b, 0x4, 0x8, 0x20, 0x2, 0x80, 0x9, 0x9}, [{0x60000006, 0x43, 0x9, 0x200, 0x2, 0x80000001, 0x1, 0x3}, {0x6474e551, 0x0, 0x7, 0x9, 0x34e8edff, 0x3ff, 0x6, 0x8}], "c57898afb9bf31ea0bfc6d1fa4bf6dc5a3cdd02f96ddb32e5c0588b6deb6fcb93c4e7265b83a7cb9be936b6362113784ddb7722ffbf6f3b0d5844766f6c5fcb901bb2008af5bc86bca206826d3f12f1bd5dae58e6d849ee82aacfe400576b608878cc941bf6eff6ff12ad9fd538e8593c739bb47fdfe28f4d59a1620ccd416a3c63255714ea02ed2e5b2f32d6f0ffab4b79d73ddc8c25d7c0f4a5f08aa26929673ec3f7c5049ec18cdd7b1fabd8e5e9cf05236acaabca27510b68f12", [[], [], [], [], [], [], [], []]}, 0x934) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x4, 0xb132, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xe000)=nil, 0xe000, 0x0, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000b00)={r0}) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r1, 0x800443d3, &(0x7f0000000b40)={{0x4, 0x401, 0x9, 0x8000, 0x9, 0x1}, 0xffffffff80000000, 0x2, 0xffffffffffffff7d}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000000940)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r2, 0xc04064a0, &(0x7f0000000a80)={&(0x7f0000000980), &(0x7f00000009c0)=[0x0, 0x0, 0x0], &(0x7f0000000a00)=[0x0], &(0x7f0000000a40)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x3, 0x1, 0x8}) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000980)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCBRADDBR(r3, 0x89a0, &(0x7f0000000b80)='eql\x00') setsockopt$inet6_MRT6_ADD_MIF(r3, 0x29, 0xca, &(0x7f0000000ac0)={0x40, 0x1, 0xfffffffffffffffa, 0xffffffffffffff00, 0x200}, 0xc) 2018/04/03 19:28:28 executing program 3: r0 = accept4(0xffffffffffffff9c, 0x0, &(0x7f0000000000), 0x800) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0xe8, r1, 0x420, 0x70bd27, 0x25dfdbfb, {0xc}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, [@IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x3b}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x20, 0xe}}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4}, @IPVS_CMD_ATTR_SERVICE={0x2c, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e22}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7fff}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e23}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x7}, @IPVS_CMD_ATTR_DAEMON={0x1c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}, @IPVS_CMD_ATTR_SERVICE={0x44, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x32}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4}}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x1b}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x7}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@remote={0xac, 0x14, 0x14, 0xbb}}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xcb0d9e3}]}, 0xe8}, 0x1, 0x0, 0x0, 0x20040000}, 0x40) unshare(0x200008000407) getsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000000500), &(0x7f0000000540)=0x4) recvmsg(r0, &(0x7f00000004c0)={&(0x7f0000000240)=@nfc_llcp, 0x80, &(0x7f0000000480)=[{&(0x7f00000002c0)=""/242, 0xf2}, {&(0x7f00000003c0)=""/153, 0x99}], 0x2, 0x0, 0x0, 0x6}, 0x142) [ 631.748344] netlink: 'syz-executor0': attribute type 1 has an invalid length. 2018/04/03 19:28:28 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x3e2, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0xfffffffffffffe70, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) setsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x8, &(0x7f0000000000), 0x4) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000000040)) 2018/04/03 19:28:28 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) socketpair(0x1, 0x0, 0x3f, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_GET_CAP(r0, 0xc010640c, &(0x7f0000000040)={0x0, 0x9}) 2018/04/03 19:28:28 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="00000000f2ff3c6c47825f5c8d450ef88f5e58d2e9516e29c5e58e4de2c5e5624da3111c564e89436cca97dbd283013dda5d9a897f6e3b2973be895b8fa8b80bfdd8540262ad906100000080ffffffff6c66ce84"], &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) 2018/04/03 19:28:28 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) 2018/04/03 19:28:28 executing program 3: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_int(r0, 0x0, 0x400000000b, &(0x7f0000778ffc)=0x100000001, 0x4) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f00006cdffb)="8907040000", 0x5) sendto$inet(r0, &(0x7f0000440000), 0xffe6, 0x0, &(0x7f00002ce000)={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10) recvmsg(r0, &(0x7f0000000540)={&(0x7f00000000c0)=@nfc_llcp, 0x80, &(0x7f00000004c0), 0x0, 0x0, 0x0, 0x101}, 0x2101) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000000)={0x0, @multicast2, @remote}, &(0x7f0000000040)=0xc) unshare(0x1fffffff) 2018/04/03 19:28:28 executing program 2: recvmsg$kcm(0xffffffffffffff9c, &(0x7f0000001180)={&(0x7f0000000000)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @broadcast}}}, 0x80, &(0x7f0000001100)=[{&(0x7f0000000080)=""/4096, 0x1000}, {&(0x7f0000001080)=""/9, 0x9}, {&(0x7f00000010c0)=""/4, 0x4}], 0x3, &(0x7f0000001140)=""/43, 0x2b, 0x40}, 0x10100) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f00000013c0)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000001400)={0x0, 0x80000, 0xffffffffffffff9c}) ioctl$DRM_IOCTL_GEM_CLOSE(r1, 0x40086409, &(0x7f0000001440)={r2}) setsockopt$RDS_GET_MR_FOR_DEST(r0, 0x114, 0x7, &(0x7f00000012c0)={@nl=@unspec, {&(0x7f00000011c0)=""/186, 0xba}, &(0x7f0000001280), 0x60}, 0xa0) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000001380)) unshare(0x8000400) 2018/04/03 19:28:28 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000000)={0x5b, 0x8000, 0x1, 0x513c6c1f, 0x0}, &(0x7f0000000040)=0x10) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000080)={r1, 0x5, 0x7}, 0x8) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0xffffffffffffffff) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:28 executing program 4: r0 = socket(0x4000000011, 0x802, 0x0) ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f0000000040)={'bpq0\x00', 0x1}) setsockopt$ALG_SET_AEAD_AUTHSIZE(r0, 0x117, 0x5, 0x0, 0x1f) write(r0, &(0x7f0000000000)="240000002e00ab0800000000002000000108efee010000000000040800000000000000de", 0x24) ioctl$int_in(r0, 0x5421, &(0x7f0000000080)) 2018/04/03 19:28:28 executing program 7: r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = accept4(r0, &(0x7f0000000000)=@pppol2tp={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @local}}}, &(0x7f0000000080)=0x80, 0x80000) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f00000000c0)=0xc15, 0x4) [ 632.400749] netlink: 'syz-executor0': attribute type 1 has an invalid length. 2018/04/03 19:28:29 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = socket$inet(0x2, 0x6, 0xffffffff) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f00000000c0)=0xc3, 0x4) ioctl$sock_inet_SIOCSARP(r1, 0x8955, &(0x7f00000001c0)={{0x2, 0x4e23, @multicast2=0xe0000002}, {0x1, @link_local={0x1, 0x80, 0xc2}}, 0x20, {0x2, 0x4e21, @rand_addr=0x80000000}, 'bpq0\x00'}) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) setsockopt$IP_VS_SO_SET_DELDEST(r1, 0x0, 0x488, &(0x7f0000000140)={{0x1, @rand_addr=0x1, 0x4e23, 0x3, 'sed\x00', 0x20, 0x400, 0x9}, {@multicast2=0xe0000002, 0x4e24, 0x3, 0xfffffffffffffff9, 0x4, 0x3ff}}, 0x44) 2018/04/03 19:28:29 executing program 3: socketpair(0xd, 0x80005, 0x0, &(0x7f0000004c40)={0xffffffffffffffff}) getpeername$llc(r0, &(0x7f0000004c80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000004cc0)=0x10) 2018/04/03 19:28:29 executing program 2: unshare(0x17ffffe) 2018/04/03 19:28:29 executing program 1: r0 = socket$unix(0x1, 0x2, 0x0) ioctl$sock_netdev_private(r0, 0x89f9, &(0x7f0000000600)="6709a5473ba8fcbb4a96c6b75838cd6d22c4dec03ef958cb9b6465dd4b7ca6e9107b957615d2f58034df3a65a66ab36e73a955cebe6f437a621993ddd2cdaa1246850e4affe6b5798877898dfead40999c49a61334c9ac35be6668232c881ffa11a9ab0ece0f13d408ed5b5238de274a95be71554b12fd54e62e69f3b7c10e020d") r1 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r1, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f0000000000), &(0x7f0000000040)=0xff9a) r2 = accept(r1, &(0x7f0000000a40)=@in={0x0, 0x0, @local}, &(0x7f0000000a00)=0x80) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r1, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = gettid() getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f00000004c0)={{{@in6=@mcast1, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@local}}, &(0x7f00000005c0)=0xe8) r7 = getgid() getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000840)={0x0, 0x1c, &(0x7f00000006c0)=[@in6={0xa, 0x4e23, 0x6, @mcast1={0xff, 0x1, [], 0x1}, 0x7}]}, &(0x7f0000000880)=0x10) getsockopt$inet_sctp6_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f00000008c0)={r8, 0x9}, &(0x7f0000000900)=0x8) sendmsg$unix(r4, &(0x7f0000000700)={&(0x7f0000000140)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000480)=[{&(0x7f0000000280)="0d47532ad9682385f9a56960beddba88560a59e4ccb370a2ba6dd86f135c65492b3cc94104c67792b47ac67df9eee18308c8184c1054e9bec64c4ef2ccb799e668c9504790c5a77a742be6e49b2bb43c9dfd41ae787444a28e28c955178ed100b4a32e4f387039fe03b98a59e91bd907a9ace52a54c13f04c74f36", 0x7b}, {&(0x7f00000001c0)="ffef06f6c6fa9094c964457eb5960540e53a265bb6357e9c5af232851bef8cd6", 0x20}, {&(0x7f0000000300)="7cc4beb157b5a8af4d9ba4583e31e1ce66c70787b9a70d87ceba6aeac62eada6223e49b777842bb829f92f064a275f8e1f6131e22386c2961b8c1c2e234012c9b9a47a5d9255fad39fee3d8e439f1ce01a7ddfcb2e8c01b6aab5bc0f82d716bba07bd033911526f95e5943d5229dac55e0a6a3d5f7df9589f69d26331073c12c39a3efabafcb260d0a79e669bc88876f9eaca5648b02c0ee53ccc5d765915b4e4f7cf4e555", 0xa5}, {&(0x7f00000003c0)="6c4bb05978e6605f9942da10b850ad336fbbb0f53f38f6f1e3d948622ccc0ca41a168cc96d0ba45b1bffdfbbb7841e3303dd714f7433e25ab875e10bbb467aa617ff2eb31c58e1ae0e4b82adef6f38bff07a83ced248f41830c02e9502edd4f04faa0355fbb7b40e965bb86641183d8a8a4523e6af80709e6987e381e0fd26645bdd51e1d911baa5180714823f3e8815d382472109b0844bf995dd", 0x9b}], 0x4, &(0x7f0000000740)=ANY=[@ANYBLOB="30000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="300000ddffffff0001009e08fc5a7a6830f0000001000000", @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYBLOB="18000000000000000100000001000000", @ANYRES32=r1, @ANYBLOB="0000000020000000000000000100000002000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r7, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1, @ANYRES32=r1], 0xd8, 0x10}, 0x8000) setsockopt$inet_sctp6_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r1, 0x1) readv(r1, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:29 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) r0 = accept4$alg(0xffffffffffffff9c, 0x0, 0x0, 0x800) sendmmsg$alg(r0, &(0x7f0000007a40)=[{0x0, 0x0, &(0x7f00000013c0)=[{&(0x7f00000000c0)="6aa6d03949ab9eab456e88ca5ccdc8482fd684d2e54a7b2f3cd5ae926e050e6fa09370976743c2138eceddcbed466033e1ea1fc0021f7c4ebda6cbbdcac7c239f736c04fe17512f7775f67fb2f9aba9eed2b721dcfaf11a4846cc4145165ccc78841c3e9b81b8495d53ece651afaea67aa5b6d66b3f0d3e83f5e817ab747d94df765b48db01a4959f2168062375121415725b8897cf5212798bff86dd36ff30e579a6b1b0663a626864629fcc90106a92ab2681dd2c3faf6b59133a611b697f94a27dcec9ee037759f71f91e751dc2f0104e1c8d724dc90f274ce2f97e83dd4248aa863edea9918798fc7d92b1d92f91", 0xf0}, {&(0x7f00000001c0)="46673cba98c3b4c6693cacf25b97480316122bd9016db754b3ff1f22dcfca6cdb5da1b95b75c99e53ac1332051d37cae97a66d06734b02fb2988c80e79768ed5bf04452ce9d8def45eec9b7872", 0x4d}, {&(0x7f0000000240)="51217c47ba08d4051ebe259676d594", 0xf}, {&(0x7f0000000280)="4d39919ccbfbcfc005d469e06c5d8c97808a476320e9d61310e18fd92a67ad6b0fd59a243bb244796d79680f0c2a9963ff563c203f5d2f20eee44ae9b5459ccb95b0971ee2004af0", 0x48}, {&(0x7f0000000300)="e1452270f06e93e37ec0", 0xa}, {&(0x7f0000000340)="32223c2dae6d969fa5be5aca868977fa02671d8f2b4f5580518420e8f29d461b4a306a846322789245d5218d859deecb4e979d884762492a6002bb762c86d367a21352491dd12cdd93e8ea319db10e665453dddc5cef25c46213818124570e9352271bc2cf77cdea4453e1", 0x6b}, {&(0x7f00000003c0)="b9d0f836d955dfd7ae9e1470b8af44940a67e7a76dca48e9ebc86fe9ebcb5a896173e0cc6d01fc3247c6e6e764889b6c93002980a7b70eba2e0724c9939e98e657d39a0abdac56ce20663f3b048296e53047116a588a61a232289b34116a65d5c2935cbe84a67fe79e49cbfa1d0376185d38ca8121445bc0c842ed14b9230176b96ffd04fbdeb9ac0d22ad7b5c1b7725a9155960b2ec0ea49ce3109b638b63928f64b5d8f7368d937a341ee069a713e50a1f4d38d1cc388a16b7ffdbbfebd4d9c586867accab22cb3c7070f7fa63d2a8cff6e0e1cffad5da68a3a14f198c376b4dae6c279a8125b910e08478fe03f19443d795ac7e4fa7de63984f76cb3153441f4ec42586cd2d79667117122140801b672e706a2ff7cbfd9a9eae628c4522925e198f33896649ccc72e111a702aa9031ae80bdc4affb2d562d8ef342ecbc5550457b5f0e9e3640015c54f28e0a5ca71e7c48beebebdcc79ab1c0d0df0de9d2c9c8de1f7a519bd82f306a54acbb7d86b490e9557e80d6e8d6014d8a0ba2149a2013617bfdf0ddfd33319513f35356bbb7e8e741cc221752f82a157f5c996ac14f1a5e51a658656ef11fa70a81bedd3c6b2783bc9e9d9c567bde2e189ef3f423721bc63c7a64a344797405162da1628f51923b6a668b1f50b80820c3c8daafaf18ad041d1c1dadc1afdd8930fe2fc0af89cb9e18e64c82f924faf8642d2c88a7b0c3ddafcca0e7bf733e3ead497b423f18b3b99f5900a3150f1f9b7ed33aec61d09337d0807b83f2e46c4ffb11e0371a965c6bca385d3831bf9a4c1f905a1c75b12803d5fba275ca1fa263b02b5b0f01c6498aadc0cabb3dcce000aa3091ad68342e0fb64449d947b18bf8cc5bc3572a89483344fc1ed02a94b63ef9116254039de29db0359e43fb55446fc3c29558edca32bb6be76eec80edb57e2e5dece1cc38f199832c919f09595c1dc5b78607bdc5c03103da4c7298818ad2e811380c3965a0e37c06f68c064b189dcfe8c6658a070eb3d840b010bfd8a85540a86dc8ce1641627b285215d032e2efe685704d0a307e430f3bdcf7e79fd0d74f69b468e9a5d5292d8c5f15caac66e8fefeae6ae949a5976abc8029891ae32bfaabf6c8de87811b565a0b2d66dc062f1b15006569513ea144c02dc93a7d1e813183e566fbf57d2ed5725aa8c94fb7d1cbffdf7350b33a72dbbae6105bf3a499d063408f40f6b29be30aa39241a4de5122be48a363eb2b24b2b5c0f9b2e19c722190adfc7d1c124b7beb50abacad85c7d60bbbf295a22ea0625020bbaa18e437a2b07eeab9333591ca0a2dbefded32b7fc38ba83f04881a0757ef95929bb1a2cfcd39158d18693dfab55762491c8ebdf7fa39ebec0da4ef661fcdddf6207889299720d5095ad687ab1d92ebd53e16dcc48a40f2980b6fd932e9d3fa51dfa48524c7ff0319c248edfe957a13be90746eb58fe46e0d4112981c7bb18b591a8ca8f77f2f2d1dcf51fd211cf6fc4a2fd2009599c0e762a60b2eb81e1695bd57f0cd9f7f5c4af7e16555bcd526dff6908065f7f614484e0c793960511f553ddc4381c0ef88877242480ea3f7c92a5838a3251d35ba57f97f4a041e4f3bdb8a161405d246d9aaa740712fba52e39b3de2f21878411c7c882d977ec83c923925b36e99568301831b3cdb5f49c04c5eadb4c8c94630dbf70b0f2cdd36294b56b7bddeddcf89de612c82e4837f4bf58410aa5b3e688c02acbd219c9e8dbba35a0b947f7e4e0d1f7a24cb367ff3c0040c934b6775c653ecafb2ac868c46220c5bf9b196f9c1a3585cb52724080cfc02c38fe6a181e09c287ae075c5592aa35ca49cd73da2efc810a80467504a598be471ef0ba369a684e587cd8ebb8f822c1e01f9d4b4260b1b764dc9c6bc32e03d407498ec85ee36f6842dedffc5954979a5a558f49df45c923ca3e2ab5f0c1125437c00034ad371abd5361c0c9cbfba6cfa61bc076b62cfdda1473f7291ff6abe0111494a7905b6234c303fbb2a857cbd2f77430fca0631b6978c3ce0ff84d5ede71fcd21318b59537a378e4fe4091af822511ee8fe65d07a38d0077738ea0ee163707005a2f009b314149fde352faedc5b90b22a717e58726bca7d7f46535c43c65d24e3f0fdde0acd49d446b53da5f5cbbeae218ee2a0ce419842e606a22ce8fdfb39cddd15bc4c4c98613d422c5ffc91955f4189704f1ab1b59249b3bf0e8205a5c02b94359c29b3fdb5a957b76a2669db926794cd00c75aeee1a41567ad1518f44010b079b14b0d0e5938a0ef1cb43891533d71a9b635fa9def36ecc42bc48d6435cc625384410049e4f5447b87c2b19d968cab4252a0d8f3066d0abddcb06844918e0700fc8fc503ee4ba1491e8054bf683a171884136d4411a510e65ba39c2607c475c1fd45ffe698b61960d6f54324fb11a2f17be1dbed79d75d8800e3227a8ac10d1b9a8ad13250517b573949bced87840a7537e25dbb54100df08292779972a543eabf74eff3f715fd0e90ee7cec11937d4681df8de985b0a5fefdf254797376ebd4127cc54da86ec43dcc783eb4b817aaac9f9aae781b46c0c1785480a23fbb80f1fc52c66fd62fe7407bb1dc113a40a9e243bca3d8c8ec294a776e33fd26fadd5b20ed760d9b67315b89b97112a6d609711d0aa8c3367e40adeb1f77c777f4bf5145deafda12b490166887682a3b736f521c95e905b135409d076c34a0a83af652c63827a681c2fd8deafab2621846b5121c72dd8ecaab7e82865ef4edabed294e0f08415b43d73b59600149f51ba5b9d1543ae9e292f7c22a861971432845e4139d5018f7fa159618f4fb45de82f524dcf93cd211a4e151e5153b5a0638008ac19883139d777f968aadb209bba83cac74a157012cd4f699d3fb780d4a0d421ed69afc171b386ab9bff62044726171dcbb4e4b4cccc4e059d21e2fe9afb95b08b35fb3af4d5650756f9dd3e533ccb139d864671c44ee1c834483410f00f52b3d88ed1106781e7d29ce3f432de11fb4dd7d296285b9f3a20a5e4486b4aadf83ecc6be69a2090078aaa0a97db4d70901650f6bf7934224c5749e996e2d2855cfa90c7bd0939eae08ecaac47147c6083d07f71a2126084b9729aaa302eff372c9bf665e2a8036c66b9b9a36bef0482a1d96df8309a530922f9c661dee657fc27df93e135584cdd8d7734aed37b608d0d48837b375441f6504d272c85d3fd66d8af5206cbe40c05c462a6f6669fbc24050190ed406c824438866f22d4ad8117f1efeaab9a13e99e3ed5770c83e9c095baf3499b875e990f396f2baa3199bce346f8d7746207d9c1e4038931cdb1d7134c3d03f96bd6f035e6440f801156d57d90f9cf94d535b1359ec2a1333002d20937371bf677afa8c28c47c27c093bca0580a89eff9efaf2d28b7dfd6d7833b6cc28a2f8c606ce2bd4fc13a22f4291ff39289f2626132666a720b06ef4f757f6768feb2ecc81ea85b8ad7526319f76e6ec1e59828e5912ec2707cf3b264141595c97c3bdc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0x1000}, {&(0x7f0000006740)="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0x1000}], 0x7, 0x0, 0x0, 0x40000}, {0x0, 0x0, &(0x7f0000007a00)=[{&(0x7f00000077c0)="b4632fa996423e4ad19694ad1cd06792bf9fedc8db009d3686007cbad67e1ed54079b2e5da7ff793c32e5290f434c9e729414b60be756752684dc569f3550699b0625f0522e532d29c159132f5db8bb171d74713016f19c2e40f873f4002d419d1f96fddc052c086528779e53e4628dccc3e67f79820cfcda61eeb889a762108d6218f28583e3f274118f88224200a9ef51596cd086af4ba25a9ac5146d5f671f42c6536e19d9a3f52cb61071561eb489199a033", 0xb4}, {&(0x7f0000007880)="24e28896593e93a565853c1ab8ebbe28dff9246320e58d8c9c0c9ca9183c1964949e90e1d89e838dea06942b044d762a7bf195c6c33ee1d6f3af1b5cb43c110c43526543be86514a11e0ed95c043cd902879fbeadcf739de980469570b951a5711c51113419c7178fee898513136bbd5444b3603aacfc6f733c194b31ee9bdfdb886348a9fcaec28625f9ec8c9802c6da767aebbe5b90166ffbff786d15120885da06883666b67f4a090a30e6b06be", 0xaf}, {&(0x7f0000007940)="354efd5761f4c62f58a0aa32291a42844b546ca9b991a23fb86a6530d4d49846fc8d83c5a35ca481a15312189afc584b6c8904b982dcb7a93b86f4c37e5c8722b1a5a8a5cc3f71e9dd4d6a937278a09b50b53e26baa24499b3df904fb2865372311671ed635e833b15c1207754dc4a7c30a1092ac3a71b9549a215ddd973ddd09cbdab0038f9c5412ebcd38884180b374319ba42e4407e1feace982efb6befac8afe", 0xa2}], 0x3, 0x0, 0x0, 0x20040005}], 0x7, 0x24008000) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000040), &(0x7f0000000080)=0x4) 2018/04/03 19:28:29 executing program 4: r0 = socket$inet(0x2, 0x80006, 0x0) bind$inet(r0, &(0x7f0000000140)={0x2, 0x4e20, @remote={0xac, 0x14, 0x14, 0xbb}}, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$DRM_IOCTL_AGP_RELEASE(r1, 0x6431) connect$inet(r0, &(0x7f0000000100)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0xb}}, 0x10) connect$unix(r0, &(0x7f0000000240)=@abs, 0x6e) 2018/04/03 19:28:29 executing program 6: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) r1 = socket$inet(0x2b, 0x8000000001, 0x800000001) poll(&(0x7f0000000080)=[{r1}], 0x1, 0x0) socket$unix(0x1, 0x0, 0x0) ioctl$sock_inet6_SIOCDIFADDR(r1, 0x8936, &(0x7f0000000180)={@mcast2={0xff, 0x2, [], 0x1}}) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f00001f6000)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000001440)=[{&(0x7f0000000000)="95ce71c2ebdd3939d6d9d0bb6f0e9b73cb97499001237c0b0c734e19378b6a2e5a342129da5052a8c91fe19d9d2188c871776d69bbfbe9ad08d90a329444b3a547ed604b0a6b7815252a50566fa3613599708bc10dade214d2dd9a28e911ff853870a103f21b3ef94e11c8d45ba993593217ab8e75191e6e88929d277e21dd4d5f8ed5bdd8ba31abecb2e483469a983e4eacf5ca6d9b8fdc14c3c152917f0c59dfdc0b4a4ed392c35203b75c4d967cad2fb26e8f767accd488a387a3e12c", 0xbe}, {&(0x7f00000000c0)="b3f0b0a84c78fb0737a13a08921d3dd6a4b136f8e0e3e4505b275728b1bf3f5f2fd0a0332150459512304ea5602bb90fa0fc84b5baf41e00ec936c", 0x3b}, {&(0x7f0000000100)="3fe1bf7e280952623669ae8630246e4bff9746669644a36182795e2985f6f9a48047b53759f3877ed537e0829b072ecebc3f2693a4730333b3f371dc1bfe460409bb13a296796237624eec58b96dd47f2e95c88adbd2fdb3a4196b530710fd269e3738f73ad26d561c1456534d9eb959e2c8a19e1dd30749c27521709d8e84a76dc3d258b3109f94d26451c19c9b45a09a3d9cea676bf4f0a694c2df2d56c7af5dd18ab7503c7dd85de4b22a4dbb2f62877ec39f1dfd784c9091e8382e75b22b56fedafa0347d07c10b42c08fe76c8ad680bedc7a0004d800ad6765bb7c7e08fcc18a2fa87d40f487c6a11", 0xeb}, {&(0x7f0000000200)="c69bd433be0483440989790c9b0c9f3abe3d64ee1aeb2d624f6458424cc2db454cdf1d5d6b3a08e4274e44419cb26762c36b517b8f8aa61c50f6b45279760437f32f09ef0c87190c545269a519dc69d9917a3e850b9a09b59e7a5732b2fd19717f7ca5e1653e332b8ae1e7b7a4d040e184091c77ed2a96fc9ebddbecdeef4524c27f0cc11103d041cbd390d22720caa167d644c31122d5c047ad579c6a3e41523a2ca52f363549c61ccc9a7d806d2bcccf308a543f848a4ab3766068bbb9ec2f83c56a10936bfb4212492bba71b78fc475a541610db6344120f0948a8ae0f90003d15bbeaf31f2a5", 0xe8}, {&(0x7f0000000300)="e99b7e3dbea625f4e98ab56a7c9d5ed807b2b5c3283f3b0e7a280a674ff05242aad8587fd47d3a571ae18c9ee08f8f575c0ccfed1056960cd4e19c4a9d9bf1c6df2416d46563e82d0b69981e2bb88c74c73f48d454a26a55898e51343cdc1430d999a2d49d5b5fa4ee484e3c58ba4075a2ae3b2b0cb87ff1a6f794ac978e6b596e76339f91859a6bbb87a1e4673d7dec1750662a00654fcf08b3be53c0dba00040544a07753b1d67005377495cc3c949a9c8b2aabbd1d0369284eaa4", 0xbc}, {&(0x7f00000003c0)="c37b614b0d47593f993f356142d8cbc328542fe969d82699a04e5f201cca605d48661a79d40fc1fc2da963a2498ba6cdb069663f11c5042d7dce880a02acd407486ab209abfb7d88", 0x48}, {&(0x7f0000000440)="3e1e9007e40244268f4eed40da5aebc68e27279fd2e8914e7f9b7494f07e07ea6c4cb2c2b78b6e2a9f8f8a82cc90ad9cdf99a42cbbde08dbe8eef4071b8508c162d2bc964de56c6ed794511fd2dc2b9596175760bf2b060d7e9eb5a48c1b83fa21a1314bbc10ec5dac43aa5fbc63f734d7ad4cd2816143ba813ebbda65cbf6e4e0c0e2c20fe6f3c39bba390ee4de65b7c826c1a9c88e8bc12db403cd8cc3d0a04a983e647011d15552b9cb4f3e686a27560cdb9156b11632efc2a41c844d4c0ebb9e1ef45a65c31bad144826b9d9bb3f219ba0760355a4100bd3b9aabaaaa2bcc64c4ab2c7fe1a2353f8681933847b396b74a519cc71a0413b8e60db676c04c292992cd86c1cb59f061d48ed4db8b42ad97554dacd01cedfa30fbc180ca98b761aceabb1ea855ef1b73a5560c3744371fa00b7ad05cad499e4114619474236effeec50d86ddcce9c6573ceee081f57647f1103ae3cdfa2560955d110c5f8d1151f4c81d4fd1d040dbf3361dde3c72afe222c09803c0e53973505c27fdcf7bb1215634b2d6210b9a0c6512bcb31fcd7cac57c0a805d00add2e8b28f9f72cc0c71216145ec625402530076895770f719592f9bcd7a418542aaeef58d68ab9e0d5970a548334c9626b9e02aeeb1d5043ff206504bb582c5be3292e0b3daac534476c6c27f07b38042bc6171fdba100a7aaa7084a00b8d67fe5b789dffde5551eb7c8ce3be02dd96ba4909ee391cad37a297467d3df3212f9816ea1365a12ce6f7ea8b1c4d1f9df655fdc90de8e3b1acf7eb9637990c0e32eb796b8b49165df01ea714448b5d7ab5333bd8f5d64b47c410bef9019924e0b54780a6116f4b778cc996831018e8b0810531a5f695ab6bb1bf603c47eb54bc8f6c83a834c7525cebb2974ad5eec00caa38f327c0878f108a939aabb98f070b6aeba28ebb5947513abd399d81135865ca6e846639d1617b9e61a28879c20517686280f1b51a1673f3f13afb61e7898b2de2efee99544acca2d2e406bd78c9959050a7f79b05537ccce91fb3e8125a9c75885aedcbef97b9110b0d9d876b47963f416f71653f897ee0abc443afe9101c5ebc501443ed3e46c0784288687414b3f3c8aa0cae0abd69fa465d3565719759e44a462a333a1e7be82519852c935075420761d082b8a28e5369be38e1e9600a29563e72d4a57c9ad92a8a1cba5d58cf1bf66fc939d13db74c86a35726d9054195554e9eeefebc032cb6a30bd7eae6e97f61a941610fa254f728da2ee8f8d6d91b8123bdfd948bc6a05dac970282f48be0431d056ed9ced1467a9287fb92fde3d90751155caa6166a89e3d4aa1305037072078da374a97594cb481ee0a4dc0231c7522b45293fedd9ef1136605e12397dec518f4b018314188b4e74851eadada4f3017f92367374f5397af9cbe68705b4a47700c7c6a6263c5832d6fe374ce9c989242e6fabdaf80973ada6011292b965f08aa45a1ac98dc5319e8e7d19bc0aadaaca9d5fa5fe0c2a8ed4cae811bf45c1816dc27dd0ee671c05eecdb053346d1b7fe69d3cd3dc8ad08feda43d8ec76c70884cedc71b2fbce8555b66ddabc3bee8965005d02557e755ae3cd20941afa35d9ab406103902ba3fb1642bf58f688dd3f7c2ab62945c14f4ce2be11c8f40709c595ecaf0714f27ce54771f12260fda9bf1c1c13dbb92193e2047393202072b22b5aad6384a821ee303f224e6389e1d23c39c56e70e2b64919adf0c8da5e0a508f9f1e577ba5efe990353ce855c6edcdd0d2ecd97c4029bbd52260a1d858f645c6f1bfd2526bb8720d8d3431b016ce3acaceaeaadddee500c5680ba631e98c36ff1984f8011130a372d2363c489ab559794ef7439aec793aae381fa5609b3150fb81a444da4edcacabc8a034c1dbb769e57204a71675c7f87dcdfc73474dca8613276fce1257bba958cd428a2de909d584599812c9aff9bb46c7dd1ee1ee702fb73471ae68c0be78bbb81933912c73df7f1fd6739c210b13c9159c6e52a96bcae4a04dad6eccd315b90a1b9ffa28ff315f0407c05583aecba66f632b4e7b2f18a02ee555e419716d1a855c996c2561070779f99c6141ac4da5d34af93849736033e57a277e1237ad71f3dbd9c1b13826d1b35c1cec076c90463ccc3f6b4a51ce11edd75ab34b116f3667a95b34d53ccf4d18061c7db4d261104ad7d661004ed65b42a9e5f5753832b4475616f3f20ca8ab22cdd78c00efcf9585393b1d6b32931e9242a85ccb2d01ef968071903a758081127bc7ac119e2f445a655f9d313602b1557e801178d98d7baa3de0e815ea6218550d6a8bc2d753e3322d53b3588068de2e9f3abf618c4dd42fafaebaa2994adc60096c0e4883666507669a4e86898cf65c46b4828293cc72b6f0a2a2997b22c94d731aea3779dc14944ef48c71f008b52ee17973505134205ddc3de88a69b97da08be8aa638fcb50e8a6f1b4675a3bb347dbfc2c8ce5a864e792a3efc126b2dc5d9ca46c3f6284902f04a4cec9bafdbbbe636430de8451d7b82eef9f68f311ea2d01b314d4def374a9faca7ca688682afa7b8ac49ea202a032993a5f42d28a0f20b119c8abbe51dfa5103174fe429c47ca79497c7bea7f04d16e8e010b3903660b6bbee8868702234f3858ca86803c7140e5cd326483abbc798b15766c6c00d15f005c5ef7799ef587506fc9744ce97c9d4e0f7cbc6549251a6e76ee68b2f9b6d5723926389c3b85f4d50f4aecf295cc80a4e3baeaf52e2f063c277506ef6efefa045d29497b109a6e2938ef6c1f8e4a391b8572a6e0d2aa561e7bde954774614e41aa296c0b98fcfd7cbe2c58b921edef4ff4a868dc4a83691b381d2747da5b89bb771e38a0afbd0056e54d5b8b0b53290a0b7040541b8eabcfffcdcefa1a02c27fb8e7dfa92bc03be47d6bcf81943fd082e6cd8542f879d04367efdeae90e12397ddcc70ec47d5eb2cd184d3a2067089482f2c00582f44bb7fd1e2ad24144fa4e76551e80b31bcd111dad953da4af13d651e09f9f5bd6acdab6c2e0756cd54785c628104c694f6944fed16c442c8427a45f6d2962a2de64b9d4461d61cf80b4974da0f6b8bfacf5e568ce120fcd18bf87dcf0554398bd20665664ac06d73a8474851f5581a39899465da59ab08a1c47d7b16d602d6f6bbd74f124ed9cf38e457a4a74849fac404d8aad1d45efd25a30189000cb5b9e0c8abac3760c6a39681f65b5d3d2bcf4252ea0469bea6b43d37a13e3efab1041265aea2f97ec97e5558c644f542ea1c68afdc9f5b71bdd6b048e33bf2093913c9889c79cc07d589ff35cbb82c495c5193e11fc1f7cf4a1a62d7bc20c36ab119502f688f1b92aa867f630d2db56e8e84e85f495f4d9b9caadfd3b3081743d539e3e9eac1b143cd64c577f2f079f3e8ed6a6765972713b66f80c8cf032001240766c78fcfaf2fe94f51e8f3940ea191e709d2f67d1242a37263c28593f156f9ea90cc3eed58981b2462dcf6b765558c575dda0a5f2feccbfcdfb48d157ab57904d7b315aadc46c6acd901c4dad90e4fa1cc7e0b4618869ac34bd533672063ad931fde734e983a8657b4fb153ab038a8f03fd49dbbf723525b6f1726da1547325aff498e12796fae14b3383cff678776c29e818fe692669e57c88e744cb69b22bcc6bfcd587df0b83237fe898e655f15d20fc7055aa525c1f676ee84bf619526a6d5fdfc57df1f162575eb93343ffb0a60d650854ddd771eb6d9a96e189ef5c3a913932f482c1c95b6ada2526cf0f7ec00fa1ecd672c80c561a396fad8bdff35e0663baacc8706c14650a45fadcf91ed6bdc52f3615382d2efbfdb3122c10efac02cc551c85fbf67b8c208a9eae4d9622ba662dd18c6ab736515a04114c05f4b49c12b86778d374298505710f0977f7b0efa6b0202c0a0898eef5347bbac70387c87171b50a7efa292cf954a0d768befa8637e35002fb93757e2ad78e440047234c345390305b790c603b75f77d06e616ce493ae696c25784fd830b352d56a5e6c7d75d0a1356c35d63c20331c950095e6c19e699f2cdbeeded538888a9a1a18f59abb733cba6cc957776d49e1fd8d6568f8bf01651585d3545c1729d12ff1001dc584f37fcca6f5740ea0ed645a89122c59ef338abaeaf245ff90de45752a0ab58996979a6e0109c4966f4e26221a50c8c286fda29bd220231e0dc5231781ab3e9a45e20ff4fe095253cd08e6914f92e22075249f63fc6a468b7510c12db913451490238e5c940f39dd0791ba08a84cb5b026c2ad8a44a6c361205a31f1bb87e2d58a3ab132aaefda77e2e8555c3d58414f7e952d924b61065554283b6370757f74a16c8d994bdd9a33d964de3acc5bd00ecda469f0d1b36f7a91ccda2c4a72391ff93d8baf33d151519d0b8d60240b2aeb89bce927cf3081ac6f87537f4294b5c535ed02dab332a2d9eb7338c2430b57c938766a600dc8396e9d485f292fe864b187d27ad5c39a868c99169159a5b39e9e546b86e56afebe0383eda4007d46d9eb2648b07b721c2a44891f43a48bfc1a7c8ef13dc030f780b31a2fb0bc48c025c6bededcc2b2f7950fb242041e22e1818f2093bf8613b4e3fbc2e5a7dc54f9a5764fbe51bbf9b317e9dee101b81aba0d64e2f7500f21f5b3cfd7df4eb93d89b3f15bf34ab44c8bf768c0cd2ac3df266335c9eb8d34059aafb5a905a96357fe8406a047f4edf903230efe3f0c14c69b1be152ba33380db0f23a75ee253e85161cfb954432a0326903c78b81645aa8586ca422fcfe2b38c1c0a59858b8fe99a1934206d963d8c962ff17f67dfede6febf734fa361cbc110a154f52d0b43c3578ce9d033c7c21f1d4ccf0ce1418cd8a9cccf760f03ea04d1373b740ebecfbb81231146ff5a1f21b413bde369f83a59663087855c6748c6950f263cc13ba5ebd8097d6f0caaca989876feefcfc2c3e21b0b9e5c724f462950654ac398471f51e3fa706829f5f657c87c384e9264030ef805295aada783cae3eb2a8c823572bc3cf44a4fc7d665219e58c231efe01680a064b3aeefd8e1cd56fa9052de3e5ab6e1dc0a917d9df8c3d58ed7cbe8f97f9f6391ffa2b40abf057408f991fc06cc6280bb0ac05e117c748468efacb30f6cd8b3ac643be42cf7647f6ca2422bc731fe18b2ef6dfd32fa81a1339a38deeb5f656dbf012d8346caf3acfb7543f31e06e54ee6099a087cf679aab3eefb3310a809805879c426d2c4dd5604f5dbda841623fc4bcc635eba071729f6510c3ce4c1106e3fdbbd0591c70229dedaa66891fc5394b293d6558a027bf0c29ded604d6fd69154acf4c5b2bba72c2f60c365c255c26856241b742f9b8fc1c93edc3cbdd17a9bddefb720985ca633a8b46718e26bd77c96c79dd5a55eb59d8823cc70cc8e228de4cd296393d964a9998a652cfba4a292fcc0918cac041146a7f5c473202078df0ace13cd65ff2402053af62656cebf29cb06fb97dfca4a36e2a6d7b20788681357092a356f138bdfc1666da1ae933573f2b223608f71b013e5e8bf24c80534544c0f7e26d073542cac8e2a937520cf5dbe19159cc2166b35edeb6934c46a60a70d0b354d4c0dd188ce5b3ddd86f8f96b4001ce1740e5fb7d928dadf2102eabbac68dec23416d9333345fe697bcde6b29a2604943432e6d322b4e42765688eb1318023738214b132d45b7cae8b410b7538b34e0bc97d1c8e3eb2c4214f29b0f9f37dc232f5e247cb6fd4d4d9afc69629dbd14df113fba10b9e19c1e5f433bc217f41c23f52e6be3b4b3b4e50816a8663bfb43d9d42e3", 0x1000}], 0x7, &(0x7f00000c3000)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30, 0x800000000}], 0x2, 0x0) 2018/04/03 19:28:29 executing program 0: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) 2018/04/03 19:28:29 executing program 2: unshare(0x8000400) socketpair$inet(0x2, 0x6, 0x1, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffff9c, 0x84, 0x7c, &(0x7f0000000040)={0x0, 0xa, 0x6}, &(0x7f0000000080)=0xffffffffffffff86) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000000c0)={r1}, &(0x7f0000000100)=0xc) 2018/04/03 19:28:29 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB="200000001d00ffff0000000000070000010000000c000100080000008aecc45f5168b9ba0074afd4711f46ab0be5ec78d7ae2514b2cdfb9878e10c9846f79bfef0e3ba2bd27959a0fdd2ac1b5363000000000000000000000000000000", @ANYRES32=0x0], 0x20}, 0x1}, 0x0) 2018/04/03 19:28:29 executing program 7: r0 = accept4$netrom(0xffffffffffffff9c, &(0x7f0000000180), &(0x7f00000001c0)=0x10, 0x800) ioctl$sock_netrom_TIOCOUTQ(r0, 0x5411, &(0x7f0000000200)) pipe(&(0x7f00005afff8)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$ARPT_SO_GET_REVISION_TARGET(r2, 0x0, 0x63, &(0x7f0000000000)={'icmp6\x00'}, &(0x7f0000000040)=0x1e) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000000100)=0x101) socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000140)=[{0x3, 0x2}, {0x8, 0xfffffffffffffff9}], 0x2) getsockopt$ARPT_SO_GET_REVISION_TARGET(r2, 0x0, 0x63, &(0x7f0000000080)={'ah\x00'}, &(0x7f00000000c0)=0x1e) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000300)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r1, 0x40086425, &(0x7f0000000280)={r3, 0x2}) 2018/04/03 19:28:29 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x6, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) socketpair$inet(0x2, 0xf, 0x7, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000140), 0x10) 2018/04/03 19:28:29 executing program 3: unshare(0x8000400) connect$netrom(0xffffffffffffffff, &(0x7f0000000000)=@ax25={0x3, {"02388e8629b573"}, 0x7}, 0x10) 2018/04/03 19:28:30 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYRES32=0x0], 0x1}, 0x1}, 0x0) 2018/04/03 19:28:30 executing program 7: 2018/04/03 19:28:30 executing program 2: unshare(0x8000400) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffff9c, 0xc00c642e, &(0x7f0000000000)={0x0, 0x80000, 0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_BUFS(r0, 0xc0206416, &(0x7f0000000040)={0x140000000000, 0xa0f1, 0x80000001, 0x1c0000000000, 0x10, 0x8000}) 2018/04/03 19:28:30 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) getsockname(0xffffffffffffff9c, &(0x7f0000000140)=@pppol2tpv3={0x0, 0x0, {0x0, 0xffffffffffffffff, {0x0, 0x0, @loopback}}}, &(0x7f00000001c0)=0x80) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e22, @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x3, 0xd39, 0x10000, 0x2, 0x40}, &(0x7f00000002c0)=0x98) getsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000300)=@assoc_id=r1, &(0x7f0000000340)=0x4) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r2, 0x0, [0x305f, 0xa]}, 0x2c) setsockopt$RDS_FREE_MR(r2, 0x114, 0x3, &(0x7f00000000c0)={{0x2, 0x7}, 0x10}, 0x10) 2018/04/03 19:28:30 executing program 3: r0 = socket(0xa, 0x801, 0xff) sendmsg$can_raw(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x1d}, 0x10, &(0x7f00000000c0)={&(0x7f0000000040)=@canfd={{0x1, 0x3, 0xba79, 0x7f}, 0x2c, 0x1, 0x0, 0x0, "9a5867a398e8dee6a791992e4cb3a6cb60cd8d354b885239e9ed6f1181b160f3b317adfeaf845d2e6c8ca6e229496669156e0ee640c5a07ef78c7f1bf2334b51"}, 0x48}, 0x1, 0x0, 0x0, 0x40}, 0x4000000) accept4(r0, &(0x7f0000000140)=@in6={0x0, 0x0, 0x0, @mcast2}, &(0x7f00000001c0)=0x80, 0x80800) recvfrom$unix(r0, &(0x7f0000000200)=""/82, 0x52, 0x20, &(0x7f0000000280)=@file={0x1, './file0\x00'}, 0x6e) unshare(0x8000400) socket$can_raw(0x1d, 0x3, 0x1) 2018/04/03 19:28:30 executing program 6: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendmsg$inet_sctp(r0, &(0x7f0000fd7000)={&(0x7f0000139ff0)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f000043cfff)=[{&(0x7f0000718f0a)="be", 0x1}], 0x1, &(0x7f000036cfa0)}, 0x0) socketpair(0x3, 0x7, 0xaf8, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000200)={0x7, 0x8002, 0xff, 0x8001, 0x0}, &(0x7f0000000240)=0x10) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000280)={r2, 0xffff}, &(0x7f00000002c0)=0x8) ioctl$sock_bt_cmtp_CMTPCONNDEL(0xffffffffffffffff, 0x400443c9, &(0x7f0000565000)={{0x0, 0x0, 0x40}, 0x7}) r3 = socket(0xb, 0x5, 0x6) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000000)={0x0, 0x72, "4030494615d60dd205bd79a742f7fd7600136eb2ba1cd6946b9b0923a787b1e3d4a6faca5df8bf5fb0eb555582fd4a975341e375e9a348b2f2dc31ec6cd6d3ec1f7223c1a3acfe3901e36cb68a77f41508d3bc7c11ca21ab43eaae5c71c40fadb90bd911fdd4f5bb3717527dde9b706d63b2"}, &(0x7f0000000080)=0x7a) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f00000000c0)={r4, 0x9, 0x30}, &(0x7f0000000100)=0xc) sendmmsg$inet_sctp(r0, &(0x7f000093eee8)=[{&(0x7f0000000180)=@in={0x2, 0x4e20, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x10, &(0x7f0000562000), 0x0, &(0x7f0000000140)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x30}, {&(0x7f0000957ff0)=@in={0x2, 0x0, @multicast2=0xe0000002}, 0x10, &(0x7f000093e000), 0x0, &(0x7f000093ef10)=[@sndinfo={0x20, 0x84, 0x2}], 0x30}], 0x2, 0x0) 2018/04/03 19:28:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffff9c, 0x89e2, &(0x7f0000000000)={r0}) getsockopt$inet6_dccp_buf(r1, 0x21, 0x0, &(0x7f0000000280)=""/4096, &(0x7f0000000040)=0x1000) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) 2018/04/03 19:28:30 executing program 4: ioctl$sock_inet_udp_SIOCOUTQ(0xffffffffffffffff, 0x5411, &(0x7f0000000340)) getsockopt$EBT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x80, &(0x7f0000000280)={'broute\x00'}, &(0x7f0000000300)=0x78) getsockopt$inet_buf(0xffffffffffffffff, 0x0, 0x2d, &(0x7f0000000600)=""/129, &(0x7f00000006c0)=0x81) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000380)={0x0, 0xba25, 0x2f9, 0x7fff, 0x2, 0x80, 0x8, 0x0, {0x0, @in={{0x2, 0x4e21, @multicast1=0xe0000001}}, 0x3, 0xc2, 0x7, 0x0, 0x2}}, &(0x7f0000000440)=0xb0) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x5, &(0x7f0000000480)={r0, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x17}}}}, 0x84) r1 = socket$inet(0x2, 0x4000000000000001, 0x3ab) getsockopt$ax25_buf(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000540)=""/78, &(0x7f00000005c0)=0x4e) setsockopt$inet_tcp_int(r1, 0x6, 0x2, &(0x7f0000690ffc)=0x7b, 0x4) bind$inet(r1, &(0x7f0000886ff0)={0x2, 0x4e23, @broadcast=0xffffffff}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000cd4ffc)=0x80000000, 0x4) splice(r1, &(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000040), 0x7fff, 0x6b12bf3f84d26f8e) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000080)={0x0, 0x0}, &(0x7f00000000c0)=0xc) ioctl$sock_proto_private(r1, 0x89e4, &(0x7f0000000200)="4108db52c69529659f480ecc0145850f499ede075fdd1fd96859b427e0b90a0c84e72e3d3a6327155613522a4e8c53df63419d35601cd6f00d78b2d996c80cf4123476d06467a70472ba49c477711371ba428c5b41a0") setsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000100)={{{@in6=@mcast2={0xff, 0x2, [], 0x1}, @in=@broadcast=0xffffffff, 0x4e22, 0x4, 0x4e23, 0x81, 0x2, 0x80, 0xa0, 0xec, 0x0, r2}, {0x8, 0x2a45, 0x2, 0x3, 0x0, 0x7fff, 0x0, 0xffff}, {0xfffffffffffffff9, 0x8, 0x9, 0x9}, 0x4, 0x6e6bb6, 0x1, 0x0, 0x3, 0x1}, {{@in=@broadcast=0xffffffff, 0x4d3, 0x33}, 0x2, @in6, 0x3501, 0x0, 0x0, 0x4, 0x6, 0x5, 0x8}}, 0xe8) getsockopt$IPT_SO_GET_INFO(r1, 0x0, 0x40, &(0x7f0000000700)={'security\x00'}, &(0x7f0000000780)=0x54) sendto$inet(r1, &(0x7f0000d59f8d), 0xfffffc6c, 0x20000804, &(0x7f0000e1e000)={0x2, 0x4e23, @loopback=0x7f000001}, 0x10) readv(r1, &(0x7f00007d6fb0)=[{&(0x7f0000b7e000)=""/4096, 0x1000}], 0x1) 2018/04/03 19:28:30 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040)={0x2, [0x0, 0x0]}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r0, 0x84, 0x78, &(0x7f00000000c0)=r1, 0x4) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000180)={0x1, 0x80000000, 0x1, 0x1ff}, 0x8) setsockopt$sock_attach_bpf(r2, 0x1, 0x32, &(0x7f0000000140)=r3, 0x4) 2018/04/03 19:28:30 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYRES32=0x0], 0x1}, 0x1}, 0x0) 2018/04/03 19:28:30 executing program 2: unshare(0x8000400) r0 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000340), 0x0) bind$bt_l2cap(r0, &(0x7f0000000380)={0x1f, 0x3f06ffbe, {0xffff, 0x8001, 0x3270ae3a, 0x1, 0x3b2c03bc}, 0x5, 0x1f}, 0xe) 2018/04/03 19:28:30 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x4, 0x8000000000009, 0x5, r0, 0x0, [0x305f, 0xa]}, 0x2c) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00000000c0)={0xffffffffffffffff}) setsockopt$inet_group_source_req(r1, 0x0, 0x2f, &(0x7f0000000140)={0xfffffffffffffff8, {{0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}}, {{0x2, 0x4e20, @multicast1=0xe0000001}}}, 0x108) 2018/04/03 19:28:30 executing program 4: r0 = socket$inet6(0xa, 0x800, 0x800) r1 = socket(0x1, 0x80006, 0x69d) setsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f0000000040)=0x2, 0xffffff7d) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r1, 0x84, 0x65, &(0x7f00000016c0)=[@in={0x2, 0x4e22, @local={0xac, 0x14, 0x14, 0xaa}}, @in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x11}}], 0x20) r2 = accept4(r0, &(0x7f0000000080)=@vsock, &(0x7f0000000100)=0x80, 0x800) recvmsg$kcm(r2, &(0x7f0000000480)={&(0x7f0000000140)=@l2, 0x80, &(0x7f0000001540)=[{&(0x7f00000001c0)=""/192, 0xc0}, {&(0x7f0000000280)=""/11, 0xb}, {&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f00000002c0)=""/91, 0x5b}, {&(0x7f0000000340)=""/122, 0x7a}, {&(0x7f0000002040)=""/4096, 0x1000}, {&(0x7f00000003c0)=""/153, 0x99}], 0x7, &(0x7f00000015c0)=""/161, 0xa1, 0x8}, 0x2100) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @ipv4={[], [0xff, 0xff], @remote={0xac, 0x14, 0x14, 0xbb}}}, 0x1c) sendmmsg(r0, &(0x7f0000007e00)=[{{0x0, 0x0, &(0x7f00000001c0), 0x0, &(0x7f00000003c0)}}, {{&(0x7f00000004c0)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [], 0x1}}, 0x1c, &(0x7f0000000680), 0x3ba, &(0x7f0000001680)=ANY=[@ANYBLOB="100000000000000000000000000000007683e73f0bcf873895cdb87419b829a041010b42"], 0x10}}], 0x2, 0x8000) getsockopt$IP_VS_SO_GET_SERVICE(r2, 0x0, 0x483, &(0x7f0000001700), &(0x7f0000001780)=0x68) socketpair$ipx(0x4, 0x2, 0x0, &(0x7f00000018c0)={0xffffffffffffffff}) getsockopt$SO_COOKIE(r3, 0x1, 0x39, &(0x7f0000001800), &(0x7f0000001840)=0x8) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f00000017c0)) 2018/04/03 19:28:30 executing program 1: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r0, &(0x7f0000103fa0)="88", 0x1, 0x0, &(0x7f0000ab9000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}, 0x10) setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000100)=0xf5c, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000294ff5)={0x0, 0x0, 0x0, 0x3}, 0xb) shutdown(r0, 0x1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000001c0)={0xffffffffffffff9c, 0x50, &(0x7f0000000140)={0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000280)=r1, 0x4) readv(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)=""/124, 0x7c}], 0x1) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000000)={0x0, 0xa2, 0x30}, &(0x7f0000000040)=0xc) setsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000080)={r2, 0x7f}, 0x8) 2018/04/03 19:28:30 executing program 7: socketpair(0x4000000000000011, 0x80001, 0xb, &(0x7f0000000080)) 2018/04/03 19:28:30 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYRES32=0x0], 0x1}, 0x1}, 0x0) 2018/04/03 19:28:30 executing program 3: r0 = socket$nl_crypto(0x10, 0x3, 0x15) accept4(r0, &(0x7f0000000000)=@generic, &(0x7f0000000080)=0x80, 0x80800) unshare(0x8000400) 2018/04/03 19:28:30 executing program 5: getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffff9c, 0x84, 0x1d, &(0x7f0000000040), &(0x7f0000000080)=0x4) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x5, 0x8, 0x1, 0x3, 0x0, 0xffffffffffffff9c}, 0x2c) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x1, 0x100000001, 0x8000000000009, 0x1, r0, 0x0, [0x305f, 0xa]}, 0x2c) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000140)={&(0x7f00000000c0)='./file0\x00', r1}, 0x10) 2018/04/03 19:28:30 executing program 2: unshare(0x8000400) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000240)='bcsf0\x00', 0x10) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffff9c, 0x0, 0x11, &(0x7f0000000080)={{{@in=@local, @in6=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@mcast1}}, &(0x7f0000000180)=0xe8) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f00000001c0)={@mcast2={0xff, 0x2, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, @mcast2={0xff, 0x2, [], 0x1}, 0x3, 0x3ff, 0x5, 0x400, 0x7ff, 0x100000, r1}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$DRM_IOCTL_ADD_CTX(r2, 0xc0086420, &(0x7f0000000040)) [ 634.549112] ------------[ cut here ]------------ [ 634.554282] Bad or missing usercopy whitelist? Kernel memory exposure attempt detected from SLAB object 'dentry(129:syz4)' (offset 160, size 10)! [ 634.567587] WARNING: CPU: 0 PID: 4482 at mm/usercopy.c:81 usercopy_warn+0xdb/0x100 [ 634.575289] Kernel panic - not syncing: panic_on_warn set ... [ 634.575289] [ 634.582648] CPU: 0 PID: 4482 Comm: syz-executor4 Not tainted 4.16.0-rc7+ #292 [ 634.589914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 634.599260] Call Trace: [ 634.601847] dump_stack+0x194/0x24d [ 634.605468] ? arch_local_irq_restore+0x53/0x53 [ 634.610130] ? vsnprintf+0x1ed/0x1900 [ 634.613931] panic+0x1e4/0x41c [ 634.617120] ? refcount_error_report+0x214/0x214 [ 634.621908] ? show_regs_print_info+0x18/0x18 [ 634.626404] ? __warn+0x1c1/0x200 [ 634.629855] ? usercopy_warn+0xdb/0x100 [ 634.633821] __warn+0x1dc/0x200 [ 634.637097] ? usercopy_warn+0xdb/0x100 [ 634.641232] report_bug+0x1f4/0x2b0 [ 634.644852] fixup_bug.part.10+0x37/0x80 2018/04/03 19:28:30 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000018000)={&(0x7f0000000000)={0x10}, 0xc, &(0x7f000000e000)={&(0x7f0000000080)=ANY=[@ANYBLOB, @ANYRES32=0x0], 0x2}, 0x1}, 0x0) 2018/04/03 19:28:30 executing program 7: socket$can_bcm(0x1d, 0x2, 0x2) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffff9c, 0x84, 0x6c, &(0x7f0000000000)={0x0, 0x19, "52ad9c15a5562c5b20e0234eeb4427de88fbc2011c68068ded"}, &(0x7f0000000040)=0x21) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f0000000080)={r1, 0xffff, 0x2, [0xfffffffffffffeff, 0x7ff]}, &(0x7f00000000c0)=0xc) [ 634.648910] do_error_trap+0x2d7/0x3e0 [ 634.652790] ? vprintk_default+0x28/0x30 [ 634.656843] ? math_error+0x400/0x400 [ 634.660634] ? printk+0xaa/0xca [ 634.663908] ? show_regs_print_info+0x18/0x18 [ 634.668405] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 634.673245] do_invalid_op+0x1b/0x20 [ 634.676977] invalid_op+0x1b/0x40 [ 634.680427] RIP: 0010:usercopy_warn+0xdb/0x100 [ 634.685008] RSP: 0018:ffff8801a3ad7a78 EFLAGS: 00010282 [ 634.690367] RAX: dffffc0000000008 RBX: ffffffff880c989c RCX: ffffffff815b423e [ 634.697627] RDX: 0000000000000000 RSI: 1ffff1003475aeff RDI: 1ffff1003475aed4 [ 634.704888] RBP: ffff8801a3ad7ad0 R08: 1ffff1003475ae96 R09: 0000000000000000 [ 634.712159] R10: 00000000000001ee R11: 0000000000000000 R12: ffff8801d7170340 [ 634.719421] R13: ffffffff87520940 R14: 00000000000000a0 R15: 000000000000000a [ 634.727053] ? vprintk_func+0x5e/0xc0 [ 634.730840] ? usercopy_warn+0xdb/0x100 [ 634.734801] __check_heap_object+0x89/0xc0 [ 634.739010] __check_object_size+0x272/0x530 [ 634.743400] ? usercopy_abort+0xd0/0xd0 [ 634.747368] filldir+0x196/0x320 [ 634.750721] dcache_readdir+0x393/0x5e0 [ 634.754676] ? down_write+0x120/0x120 [ 634.758474] iterate_dir+0x1ca/0x530 [ 634.762168] SyS_getdents+0x225/0x450 [ 634.765954] ? SyS_old_readdir+0x230/0x230 [ 634.770162] ? fillonedir+0x250/0x250 [ 634.773939] ? do_syscall_64+0xb7/0x940 [ 634.777886] ? SyS_old_readdir+0x230/0x230 [ 634.782096] do_syscall_64+0x281/0x940 [ 634.785957] ? do_syscall_64+0x281/0x940 [ 634.790000] ? vmalloc_sync_all+0x30/0x30 [ 634.794128] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 634.799651] ? syscall_return_slowpath+0x550/0x550 [ 634.804562] ? syscall_return_slowpath+0x2ac/0x550 [ 634.809468] ? retint_user+0x18/0x18 [ 634.813161] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 634.817991] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 634.823439] RIP: 0033:0x4537db [ 634.826611] RSP: 002b:0000000000a3d980 EFLAGS: 00000202 ORIG_RAX: 000000000000004e [ 634.834293] RAX: ffffffffffffffda RBX: 0000000001d18970 RCX: 00000000004537db [ 634.841886] RDX: 0000000000008000 RSI: 0000000001d18970 RDI: 0000000000000013 [ 634.849129] RBP: 0000000001d18970 R08: 0000000000000001 R09: 0000000001d17940 [ 634.856382] R10: 0000000000000000 R11: 0000000000000202 R12: ffffffffffffffd4 [ 634.863632] R13: 0000000000000016 R14: 0000000000000ffd R15: 000000000009ae54 [ 634.871636] Dumping ftrace buffer: [ 634.875372] (ftrace buffer empty) [ 634.879059] Kernel Offset: disabled [ 634.882670] Rebooting in 86400 seconds..