[ 41.536306] audit: type=1400 audit(1582280378.009:37): avc: denied { map } for pid=6746 comm="syz-fuzzer" path="/root/syzkaller-shm159230256" dev="sda1" ino=16490 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 41.800888] IPVS: ftp: loaded support on port[0] = 21 [ 43.028243] can: request_module (can-proto-0) failed. [ 43.037474] can: request_module (can-proto-0) failed. [ 43.202575] audit: type=1400 audit(1582280379.679:38): avc: denied { create } for pid=6746 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 43.226826] audit: type=1400 audit(1582280379.679:39): avc: denied { create } for pid=6746 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 43.250502] audit: type=1400 audit(1582280379.679:40): avc: denied { create } for pid=6746 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 43.506188] random: sshd: uninitialized urandom read (32 bytes read) [ 44.283143] random: sshd: uninitialized urandom read (32 bytes read) [ 44.474625] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.26' (ECDSA) to the list of known hosts. 2020/02/21 10:19:47 parsed 1 programs 2020/02/21 10:19:47 executed programs: 0 [ 51.391133] IPVS: ftp: loaded support on port[0] = 21 [ 52.146832] IPVS: ftp: loaded support on port[0] = 21 [ 52.191918] chnl_net:caif_netlink_parms(): no params data found [ 52.218255] IPVS: ftp: loaded support on port[0] = 21 [ 52.236635] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.243700] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.251589] device bridge_slave_0 entered promiscuous mode [ 52.259009] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.265580] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.272595] device bridge_slave_1 entered promiscuous mode [ 52.299389] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.311150] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.331585] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.339002] team0: Port device team_slave_0 added [ 52.346371] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.353528] team0: Port device team_slave_1 added [ 52.361472] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.370534] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 52.383509] IPVS: ftp: loaded support on port[0] = 21 [ 52.462050] device hsr_slave_0 entered promiscuous mode [ 52.500282] device hsr_slave_1 entered promiscuous mode [ 52.582627] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.601422] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 52.619641] chnl_net:caif_netlink_parms(): no params data found [ 52.685651] chnl_net:caif_netlink_parms(): no params data found [ 52.708259] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.714733] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.721894] device bridge_slave_0 entered promiscuous mode [ 52.730789] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.737140] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.744362] device bridge_slave_1 entered promiscuous mode [ 52.755273] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.761819] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.768725] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.775099] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.807051] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.824233] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.831088] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.838005] device bridge_slave_0 entered promiscuous mode [ 52.845607] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.854489] IPVS: ftp: loaded support on port[0] = 21 [ 52.864870] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.871443] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.878827] device bridge_slave_1 entered promiscuous mode [ 52.906280] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.913507] team0: Port device team_slave_0 added [ 52.922791] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.940638] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.947709] team0: Port device team_slave_1 added [ 52.953543] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.983102] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 52.990603] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.052898] device hsr_slave_0 entered promiscuous mode [ 53.110397] device hsr_slave_1 entered promiscuous mode [ 53.153183] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.160764] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.168208] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.175478] team0: Port device team_slave_0 added [ 53.183024] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.190545] team0: Port device team_slave_1 added [ 53.198667] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.227340] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.244804] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.253490] chnl_net:caif_netlink_parms(): no params data found [ 53.275914] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.343067] device hsr_slave_0 entered promiscuous mode [ 53.390401] device hsr_slave_1 entered promiscuous mode [ 53.460727] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.468441] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.484097] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.516969] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.525768] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 53.537214] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.544092] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.551444] device bridge_slave_0 entered promiscuous mode [ 53.553102] IPVS: ftp: loaded support on port[0] = 21 [ 53.558459] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.568862] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.576330] device bridge_slave_1 entered promiscuous mode [ 53.595858] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.604893] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.616827] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 53.631999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.639645] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.651962] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.682742] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 53.688859] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.695369] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.702823] team0: Port device team_slave_0 added [ 53.708549] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.715993] team0: Port device team_slave_1 added [ 53.721435] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.741907] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.782186] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.805109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 53.812960] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.820917] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.827267] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.883204] device hsr_slave_0 entered promiscuous mode [ 53.920376] device hsr_slave_1 entered promiscuous mode [ 53.960634] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.969734] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.980359] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.991720] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.001364] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.008287] chnl_net:caif_netlink_parms(): no params data found [ 54.021746] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.030314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.037396] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.045316] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.053089] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.059621] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.066591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.074469] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.086550] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.098489] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.111180] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.122058] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.131708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.138723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.145779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.153730] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.162029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.169616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.177359] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.186197] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.192450] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.211379] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.221188] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.228859] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.251901] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.306217] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.317044] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.324716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.332194] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.339620] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.347770] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.359209] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.366354] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.373539] device bridge_slave_0 entered promiscuous mode [ 54.381416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.387488] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.394199] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.401151] device bridge_slave_1 entered promiscuous mode [ 54.413048] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.420905] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.428550] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.434958] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.442286] chnl_net:caif_netlink_parms(): no params data found [ 54.453822] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.463045] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.472468] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.483956] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.491227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.499106] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.507089] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.513485] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.520778] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.528476] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.544721] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.565686] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.576257] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 54.585446] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.610824] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.624527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.632657] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.642036] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.648116] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.657214] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.665392] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.672031] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.678909] device bridge_slave_0 entered promiscuous mode [ 54.686533] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.701751] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.709495] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.718384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.725628] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.734607] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.742468] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.748828] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.756628] device bridge_slave_1 entered promiscuous mode [ 54.763703] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.772054] team0: Port device team_slave_0 added [ 54.777597] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.785145] team0: Port device team_slave_1 added [ 54.791740] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.797939] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.805633] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.820129] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.830438] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.837713] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.847938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.856059] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.872160] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.881000] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.895581] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 54.906336] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.912710] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.921154] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.929481] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.939578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.947625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.955369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.963188] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.971387] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.977829] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.984836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.991926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.999593] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.018461] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 55.028224] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.047189] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.054640] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.096925] FAULT_INJECTION: forcing a failure. [ 55.096925] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 55.108882] CPU: 0 PID: 6872 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 55.117233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.126678] Call Trace: [ 55.129256] dump_stack+0xf7/0x13b [ 55.132785] should_fail.cold.3+0x105/0x14b [ 55.137090] ? __kmalloc_node+0x50/0x70 [ 55.141116] __alloc_pages_nodemask+0x1d5/0x770 [ 55.145775] ? find_held_lock+0x36/0x1d0 [ 55.149945] ? __alloc_pages_slowpath+0x2660/0x2660 [ 55.155445] ? ____cache_alloc_node+0x16b/0x1e0 [ 55.160367] ? lock_downgrade+0x7f0/0x7f0 [ 55.164521] cache_grow_begin+0x80/0x400 [ 55.168584] ____cache_alloc_node+0x185/0x1e0 [ 55.173073] ? __might_sleep+0x93/0xb0 [ 55.176947] kmem_cache_alloc_node_trace+0xe7/0x780 [ 55.182158] ? kasan_unpoison_shadow+0x35/0x50 [ 55.186831] __kmalloc_node+0x3c/0x70 [ 55.190627] setup_kmem_cache_node+0x105/0x3d0 [ 55.195205] __do_tune_cpucache+0x156/0x200 [ 55.199522] ? __lock_is_held+0xb5/0x140 [ 55.203575] do_tune_cpucache+0x25/0xd0 [ 55.207547] enable_cpucache+0x3e/0xd0 [ 55.211548] setup_cpu_cache+0xd4/0x1e0 [ 55.215532] __kmem_cache_create+0x18d/0x220 [ 55.219931] ? create_cache+0x3d/0x1c0 [ 55.223924] create_cache+0xb9/0x1c0 [ 55.227864] kmem_cache_create+0x1ba/0x250 [ 55.232093] copy_pid_ns+0x330/0xba0 [ 55.236044] create_new_namespaces+0x2e5/0x750 [ 55.240735] copy_namespaces+0x220/0x2b0 [ 55.244991] copy_process.part.37+0x2420/0x66e0 [ 55.249659] ? trace_hardirqs_off+0x10/0x10 [ 55.253980] ? proc_cwd_link+0x1a0/0x1a0 [ 55.258358] ? __cleanup_sighand+0x30/0x30 [ 55.262590] ? __lock_is_held+0xb5/0x140 [ 55.267079] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 55.271930] _do_fork+0x155/0xbb0 [ 55.278006] ? __sb_end_write+0xa4/0xd0 [ 55.282097] ? fork_idle+0x280/0x280 [ 55.285943] ? SyS_write+0x1c5/0x250 [ 55.289778] ? SyS_read+0x250/0x250 [ 55.293746] ? do_syscall_64+0x4c/0x5b0 [ 55.297805] ? sys_vfork+0x20/0x20 [ 55.301546] SyS_clone+0x14/0x20 [ 55.304932] do_syscall_64+0x1c9/0x5b0 [ 55.309057] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.314020] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.319350] RIP: 0033:0x458c29 [ 55.322543] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 55.330365] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 55.337732] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 55.345001] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 55.352729] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 55.360175] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 55.373074] device hsr_slave_0 entered promiscuous mode [ 55.420336] device hsr_slave_1 entered promiscuous mode [ 55.471446] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.483655] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.494899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.507751] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.516694] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.523287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.530933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.538636] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.546924] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.553943] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.555851] FAULT_INJECTION: forcing a failure. [ 55.555851] name failslab, interval 1, probability 0, space 0, times 1 [ 55.562919] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 55.578364] CPU: 0 PID: 6877 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 55.586049] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 55.593351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.593355] Call Trace: [ 55.593369] dump_stack+0xf7/0x13b [ 55.593379] should_fail.cold.3+0x105/0x14b [ 55.593388] should_failslab+0xba/0xf0 [ 55.593394] __kmalloc+0x2eb/0x7b0 [ 55.593403] ? __list_lru_init+0x69/0x5f0 [ 55.593410] __list_lru_init+0x69/0x5f0 [ 55.593418] sget_userns+0x3e0/0xb50 [ 55.593425] ? set_anon_super+0x10/0x10 [ 55.608755] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.609644] ? get_empty_filp.cold.4+0x3a/0x3a [ 55.637755] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.640301] ? proc_get_inode+0x590/0x590 [ 55.640307] mount_ns+0x5d/0x170 [ 55.640314] proc_mount+0x4b/0xa0 [ 55.640319] mount_fs+0x84/0x26e [ 55.640328] vfs_kern_mount.part.33+0x58/0x3c0 [ 55.640335] kern_mount_data+0x42/0xa0 [ 55.647047] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.650649] ? alloc_pid+0x5c/0xcc0 [ 55.650658] pid_ns_prepare_proc+0x1b/0x60 [ 55.650662] alloc_pid+0x930/0xcc0 [ 55.650674] copy_process.part.37+0x2538/0x66e0 [ 55.650682] ? trace_hardirqs_off+0x10/0x10 [ 55.650687] ? proc_cwd_link+0x1a0/0x1a0 [ 55.650703] ? __cleanup_sighand+0x30/0x30 [ 55.657931] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.661627] ? __lock_is_held+0xb5/0x140 [ 55.661636] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 55.661644] _do_fork+0x155/0xbb0 [ 55.661650] ? __sb_end_write+0xa4/0xd0 [ 55.661657] ? fork_idle+0x280/0x280 [ 55.661664] ? SyS_write+0x1c5/0x250 [ 55.668942] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.669770] ? SyS_read+0x250/0x250 [ 55.669778] ? do_syscall_64+0x4c/0x5b0 [ 55.669786] ? sys_vfork+0x20/0x20 [ 55.669790] SyS_clone+0x14/0x20 [ 55.669795] do_syscall_64+0x1c9/0x5b0 [ 55.669799] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.669809] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.669814] RIP: 0033:0x458c29 [ 55.669819] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 [ 55.673332] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.676821] ORIG_RAX: 0000000000000038 [ 55.676831] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 55.684167] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.685819] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 55.685824] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 55.695431] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.696664] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 55.703665] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.704856] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 55.711879] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.889582] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.897546] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.907012] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.918677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.926670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.940786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.948365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.957921] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.967217] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.974133] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.983577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.993250] FAULT_INJECTION: forcing a failure. [ 55.993250] name failslab, interval 1, probability 0, space 0, times 0 [ 55.993337] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.010745] CPU: 0 PID: 6884 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 56.015037] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.022989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.022999] Call Trace: [ 56.023013] dump_stack+0xf7/0x13b [ 56.023023] should_fail.cold.3+0x105/0x14b [ 56.023031] should_failslab+0xba/0xf0 [ 56.023038] __kmalloc+0x2eb/0x7b0 [ 56.023048] ? __list_lru_init+0x69/0x5f0 [ 56.023057] __list_lru_init+0x69/0x5f0 [ 56.030305] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.040970] sget_userns+0x3c5/0xb50 [ 56.040976] ? set_anon_super+0x10/0x10 [ 56.040980] ? get_empty_filp.cold.4+0x3a/0x3a [ 56.040986] ? proc_get_inode+0x590/0x590 [ 56.040990] mount_ns+0x5d/0x170 [ 56.040996] proc_mount+0x4b/0xa0 [ 56.041001] mount_fs+0x84/0x26e [ 56.041011] vfs_kern_mount.part.33+0x58/0x3c0 [ 56.045157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.048954] kern_mount_data+0x42/0xa0 [ 56.057335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.059498] ? alloc_pid+0x5c/0xcc0 [ 56.063761] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.071605] pid_ns_prepare_proc+0x1b/0x60 [ 56.071613] alloc_pid+0x930/0xcc0 [ 56.071625] copy_process.part.37+0x2538/0x66e0 [ 56.071632] ? trace_hardirqs_off+0x10/0x10 [ 56.071637] ? proc_cwd_link+0x1a0/0x1a0 [ 56.071653] ? __cleanup_sighand+0x30/0x30 [ 56.076607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.082650] ? __lock_is_held+0xb5/0x140 [ 56.082659] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 56.082668] _do_fork+0x155/0xbb0 [ 56.082673] ? __sb_end_write+0xa4/0xd0 [ 56.082679] ? fork_idle+0x280/0x280 [ 56.082685] ? SyS_write+0x1c5/0x250 [ 56.082690] ? SyS_read+0x250/0x250 [ 56.082699] ? do_syscall_64+0x4c/0x5b0 [ 56.086749] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.091465] ? sys_vfork+0x20/0x20 [ 56.091470] SyS_clone+0x14/0x20 [ 56.091478] do_syscall_64+0x1c9/0x5b0 [ 56.091481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.091492] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 56.091497] RIP: 0033:0x458c29 [ 56.091502] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 [ 56.096781] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.100860] ORIG_RAX: 0000000000000038 [ 56.100865] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 56.100868] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 56.100870] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 56.100873] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 56.100876] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 56.320298] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.331030] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 56.341452] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.348575] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.358306] team0: Port device team_slave_0 added [ 56.365176] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready 2020/02/21 10:19:52 executed programs: 8 [ 56.373246] team0: Port device team_slave_1 added [ 56.378692] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.388108] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 56.396619] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.412018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.421992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.433117] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.441866] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.449865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.458425] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.468222] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 56.475842] FAULT_INJECTION: forcing a failure. [ 56.475842] name failslab, interval 1, probability 0, space 0, times 0 [ 56.487832] CPU: 0 PID: 6891 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 56.490348] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.496040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.496046] Call Trace: [ 56.516516] dump_stack+0xf7/0x13b [ 56.521335] should_fail.cold.3+0x105/0x14b [ 56.526915] should_failslab+0xba/0xf0 [ 56.531400] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 56.536315] ? sget_userns+0xd1/0xb50 [ 56.540775] ? rcu_read_lock_sched_held+0x108/0x120 [ 56.546147] selinux_sb_alloc_security+0x44/0x200 [ 56.551020] security_sb_alloc+0x60/0x90 [ 56.555574] sget_userns+0x14f/0xb50 [ 56.559477] ? set_anon_super+0x10/0x10 [ 56.564132] ? get_empty_filp.cold.4+0x3a/0x3a [ 56.569031] ? proc_get_inode+0x590/0x590 [ 56.573352] mount_ns+0x5d/0x170 [ 56.577125] proc_mount+0x4b/0xa0 [ 56.581687] mount_fs+0x84/0x26e [ 56.585251] vfs_kern_mount.part.33+0x58/0x3c0 [ 56.590162] kern_mount_data+0x42/0xa0 [ 56.594503] ? alloc_pid+0x5c/0xcc0 [ 56.598338] pid_ns_prepare_proc+0x1b/0x60 [ 56.604058] alloc_pid+0x930/0xcc0 [ 56.608149] copy_process.part.37+0x2538/0x66e0 [ 56.612919] ? trace_hardirqs_off+0x10/0x10 [ 56.617794] ? proc_cwd_link+0x1a0/0x1a0 [ 56.622319] ? __cleanup_sighand+0x30/0x30 [ 56.626555] ? __lock_is_held+0xb5/0x140 [ 56.630789] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 56.636333] _do_fork+0x155/0xbb0 [ 56.640143] ? __sb_end_write+0xa4/0xd0 [ 56.646503] ? fork_idle+0x280/0x280 [ 56.651060] ? SyS_write+0x1c5/0x250 [ 56.656100] ? SyS_read+0x250/0x250 [ 56.659795] ? do_syscall_64+0x4c/0x5b0 [ 56.669620] ? sys_vfork+0x20/0x20 [ 56.673496] SyS_clone+0x14/0x20 [ 56.676969] do_syscall_64+0x1c9/0x5b0 [ 56.681325] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.687141] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 56.693398] RIP: 0033:0x458c29 [ 56.697051] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 56.705075] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 56.713948] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 56.722611] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 56.730504] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 56.738138] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 56.775636] device hsr_slave_0 entered promiscuous mode [ 56.831625] device hsr_slave_1 entered promiscuous mode [ 56.872071] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 56.880868] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 56.892491] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 56.908838] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.918405] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.929107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.937637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.946965] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.958145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.958875] FAULT_INJECTION: forcing a failure. [ 56.958875] name failslab, interval 1, probability 0, space 0, times 0 [ 56.966703] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.985192] CPU: 0 PID: 6896 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 56.989907] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.997475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.997480] Call Trace: [ 56.997494] dump_stack+0xf7/0x13b [ 56.997503] should_fail.cold.3+0x105/0x14b [ 56.997512] should_failslab+0xba/0xf0 [ 56.997518] kmem_cache_alloc+0x2d1/0x790 [ 56.997524] ? register_shrinker+0xf1/0x1e0 [ 56.997534] proc_alloc_inode+0x19/0x1c0 [ 56.997540] ? up_write+0x1a/0x60 [ 56.997544] alloc_inode+0x59/0x150 [ 56.997551] new_inode_pseudo+0xc/0xd0 [ 57.009575] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.015476] proc_get_inode+0x13/0x590 [ 57.015483] proc_fill_super+0x1c9/0x298 [ 57.015487] ? proc_get_inode+0x590/0x590 [ 57.015492] mount_ns+0xd2/0x170 [ 57.015499] proc_mount+0x4b/0xa0 [ 57.015504] mount_fs+0x84/0x26e [ 57.015513] vfs_kern_mount.part.33+0x58/0x3c0 [ 57.015521] kern_mount_data+0x42/0xa0 [ 57.019038] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 57.022989] ? alloc_pid+0x5c/0xcc0 [ 57.022998] pid_ns_prepare_proc+0x1b/0x60 [ 57.023003] alloc_pid+0x930/0xcc0 [ 57.023015] copy_process.part.37+0x2538/0x66e0 [ 57.023024] ? trace_hardirqs_off+0x10/0x10 [ 57.036146] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.036413] ? proc_cwd_link+0x1a0/0x1a0 [ 57.069942] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.070655] ? __cleanup_sighand+0x30/0x30 [ 57.070664] ? __lock_is_held+0xb5/0x140 [ 57.070672] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 57.070680] _do_fork+0x155/0xbb0 [ 57.078110] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.084461] ? __sb_end_write+0xa4/0xd0 [ 57.084476] ? fork_idle+0x280/0x280 [ 57.084483] ? SyS_write+0x1c5/0x250 [ 57.084489] ? SyS_read+0x250/0x250 [ 57.084496] ? do_syscall_64+0x4c/0x5b0 [ 57.084502] ? sys_vfork+0x20/0x20 [ 57.092233] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.093145] SyS_clone+0x14/0x20 [ 57.099325] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 57.101647] do_syscall_64+0x1c9/0x5b0 [ 57.101652] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.101663] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.101668] RIP: 0033:0x458c29 [ 57.101671] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.101679] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 57.105798] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.112553] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 57.112556] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 57.112559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 57.112561] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 57.306533] proc_fill_super: get root inode failed [ 57.313922] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.324491] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.339333] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.359139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.369335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.382162] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.394124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.403681] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.413294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.421270] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.433725] FAULT_INJECTION: forcing a failure. [ 57.433725] name failslab, interval 1, probability 0, space 0, times 0 [ 57.439843] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.449972] CPU: 0 PID: 6905 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 57.458223] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.465074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.465079] Call Trace: [ 57.465093] dump_stack+0xf7/0x13b [ 57.465102] should_fail.cold.3+0x105/0x14b [ 57.465111] should_failslab+0xba/0xf0 [ 57.465117] __kmalloc+0x2eb/0x7b0 [ 57.465126] ? __list_lru_init+0x69/0x5f0 [ 57.465133] __list_lru_init+0x69/0x5f0 [ 57.465141] sget_userns+0x3c5/0xb50 [ 57.465145] ? set_anon_super+0x10/0x10 [ 57.465151] ? get_empty_filp.cold.4+0x3a/0x3a [ 57.480807] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.484499] ? proc_get_inode+0x590/0x590 [ 57.489533] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.491037] mount_ns+0x5d/0x170 [ 57.491045] proc_mount+0x4b/0xa0 [ 57.491050] mount_fs+0x84/0x26e [ 57.491059] vfs_kern_mount.part.33+0x58/0x3c0 [ 57.491066] kern_mount_data+0x42/0xa0 [ 57.491070] ? alloc_pid+0x5c/0xcc0 [ 57.491074] pid_ns_prepare_proc+0x1b/0x60 [ 57.491080] alloc_pid+0x930/0xcc0 [ 57.498041] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.500742] copy_process.part.37+0x2538/0x66e0 [ 57.500752] ? trace_hardirqs_off+0x10/0x10 [ 57.500758] ? proc_cwd_link+0x1a0/0x1a0 [ 57.500774] ? __cleanup_sighand+0x30/0x30 [ 57.508692] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 57.509581] ? __lock_is_held+0xb5/0x140 [ 57.509592] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 57.509601] _do_fork+0x155/0xbb0 [ 57.515815] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.518382] ? __sb_end_write+0xa4/0xd0 [ 57.522645] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.528006] ? fork_idle+0x280/0x280 [ 57.537701] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.540500] ? SyS_write+0x1c5/0x250 [ 57.540507] ? SyS_read+0x250/0x250 [ 57.540514] ? do_syscall_64+0x4c/0x5b0 [ 57.540521] ? sys_vfork+0x20/0x20 [ 57.540526] SyS_clone+0x14/0x20 [ 57.554664] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 57.556930] do_syscall_64+0x1c9/0x5b0 [ 57.565144] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.565524] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.602411] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.602568] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.609133] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.611255] RIP: 0033:0x458c29 [ 57.611259] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 57.611264] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 57.611267] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 57.611269] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 57.611272] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 57.611274] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 57.686848] FAULT_INJECTION: forcing a failure. [ 57.686848] name failslab, interval 1, probability 0, space 0, times 0 [ 57.812090] CPU: 1 PID: 6912 Comm: syz-executor.3 Not tainted 4.14.171-syzkaller #0 [ 57.821162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.831067] Call Trace: [ 57.833902] dump_stack+0xf7/0x13b [ 57.838120] should_fail.cold.3+0x105/0x14b [ 57.842659] should_failslab+0xba/0xf0 [ 57.846761] __kmalloc+0x2eb/0x7b0 [ 57.850417] ? __list_lru_init+0x69/0x5f0 [ 57.855841] __list_lru_init+0x69/0x5f0 [ 57.860648] sget_userns+0x3e0/0xb50 [ 57.866073] ? set_anon_super+0x10/0x10 [ 57.870813] ? get_empty_filp.cold.4+0x3a/0x3a [ 57.875665] ? proc_get_inode+0x590/0x590 [ 57.880269] mount_ns+0x5d/0x170 [ 57.884149] proc_mount+0x4b/0xa0 [ 57.887695] mount_fs+0x84/0x26e [ 57.891174] vfs_kern_mount.part.33+0x58/0x3c0 [ 57.896418] kern_mount_data+0x42/0xa0 [ 57.900645] ? alloc_pid+0x5c/0xcc0 [ 57.904455] pid_ns_prepare_proc+0x1b/0x60 [ 57.911152] alloc_pid+0x930/0xcc0 [ 57.916521] copy_process.part.37+0x2538/0x66e0 [ 57.921437] ? trace_hardirqs_off+0x10/0x10 [ 57.925884] ? proc_cwd_link+0x1a0/0x1a0 [ 57.931277] ? __cleanup_sighand+0x30/0x30 [ 57.937619] ? __lock_is_held+0xb5/0x140 [ 57.942125] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 57.950005] _do_fork+0x155/0xbb0 [ 57.954234] ? __sb_end_write+0xa4/0xd0 [ 57.960039] ? fork_idle+0x280/0x280 [ 57.964355] ? SyS_write+0x1c5/0x250 [ 57.968204] ? SyS_read+0x250/0x250 [ 57.972002] ? do_syscall_64+0x4c/0x5b0 [ 57.976759] ? sys_vfork+0x20/0x20 [ 57.980382] SyS_clone+0x14/0x20 [ 57.984620] do_syscall_64+0x1c9/0x5b0 [ 57.988803] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.994019] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.999746] RIP: 0033:0x458c29 [ 58.003347] RSP: 002b:00007faf6dda4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 58.012039] RAX: ffffffffffffffda RBX: 00007faf6dda4c90 RCX: 0000000000458c29 [ 58.019768] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 58.028304] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 58.036318] R10: 0000000000000000 R11: 0000000000000246 R12: 00007faf6dda56d4 [ 58.045432] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 58.055689] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.062910] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.081854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.089853] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.096274] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.103667] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.112081] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.121020] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.127668] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.135525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.143769] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.144038] FAULT_INJECTION: forcing a failure. [ 58.144038] name failslab, interval 1, probability 0, space 0, times 0 [ 58.152301] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.171070] CPU: 0 PID: 6918 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 58.173958] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.181853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.181857] Call Trace: [ 58.181877] dump_stack+0xf7/0x13b [ 58.181888] should_fail.cold.3+0x105/0x14b [ 58.181897] should_failslab+0xba/0xf0 [ 58.181903] __kmalloc+0x2eb/0x7b0 [ 58.181912] ? __list_lru_init+0x69/0x5f0 [ 58.181919] __list_lru_init+0x69/0x5f0 [ 58.181932] sget_userns+0x3e0/0xb50 [ 58.181937] ? set_anon_super+0x10/0x10 [ 58.181942] ? get_empty_filp.cold.4+0x3a/0x3a [ 58.181949] ? proc_get_inode+0x590/0x590 [ 58.181953] mount_ns+0x5d/0x170 [ 58.181963] proc_mount+0x4b/0xa0 [ 58.190455] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.203194] mount_fs+0x84/0x26e [ 58.203205] vfs_kern_mount.part.33+0x58/0x3c0 [ 58.203212] kern_mount_data+0x42/0xa0 [ 58.203216] ? alloc_pid+0x5c/0xcc0 [ 58.203222] pid_ns_prepare_proc+0x1b/0x60 [ 58.203226] alloc_pid+0x930/0xcc0 [ 58.203239] copy_process.part.37+0x2538/0x66e0 [ 58.206373] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.209780] ? trace_hardirqs_off+0x10/0x10 [ 58.216117] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.219698] ? proc_cwd_link+0x1a0/0x1a0 [ 58.224306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.228596] ? __cleanup_sighand+0x30/0x30 [ 58.238189] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.240816] ? __lock_is_held+0xb5/0x140 [ 58.240825] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 58.240833] _do_fork+0x155/0xbb0 [ 58.240839] ? __sb_end_write+0xa4/0xd0 [ 58.240846] ? fork_idle+0x280/0x280 [ 58.240853] ? SyS_write+0x1c5/0x250 [ 58.248378] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.250110] ? SyS_read+0x250/0x250 [ 58.250118] ? do_syscall_64+0x4c/0x5b0 [ 58.250124] ? sys_vfork+0x20/0x20 [ 58.250128] SyS_clone+0x14/0x20 [ 58.250134] do_syscall_64+0x1c9/0x5b0 [ 58.250138] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.250148] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 58.255735] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.257291] RIP: 0033:0x458c29 [ 58.267240] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.269206] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 [ 58.274739] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.277986] ORIG_RAX: 0000000000000038 [ 58.277990] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 58.277993] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 58.277995] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 58.277998] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 58.278000] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 58.476294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.487182] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.495764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.508071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.516370] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.525109] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.537158] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.553240] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.573990] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.586078] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.607809] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.617366] FAULT_INJECTION: forcing a failure. [ 58.617366] name failslab, interval 1, probability 0, space 0, times 0 [ 58.618781] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.638362] CPU: 0 PID: 6928 Comm: syz-executor.1 Not tainted 4.14.171-syzkaller #0 [ 58.646828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.649627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.657493] Call Trace: [ 58.657510] dump_stack+0xf7/0x13b [ 58.657520] should_fail.cold.3+0x105/0x14b [ 58.657534] should_failslab+0xba/0xf0 [ 58.657540] __kmalloc+0x2eb/0x7b0 [ 58.657549] ? __list_lru_init+0x69/0x5f0 [ 58.657555] __list_lru_init+0x69/0x5f0 [ 58.657565] sget_userns+0x3c5/0xb50 [ 58.666262] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.667928] ? set_anon_super+0x10/0x10 [ 58.667935] ? get_empty_filp.cold.4+0x3a/0x3a [ 58.667941] ? proc_get_inode+0x590/0x590 [ 58.667947] mount_ns+0x5d/0x170 [ 58.667953] proc_mount+0x4b/0xa0 [ 58.667959] mount_fs+0x84/0x26e [ 58.675766] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.677302] vfs_kern_mount.part.33+0x58/0x3c0 [ 58.683422] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.686473] kern_mount_data+0x42/0xa0 [ 58.686480] ? alloc_pid+0x5c/0xcc0 [ 58.686485] pid_ns_prepare_proc+0x1b/0x60 [ 58.686491] alloc_pid+0x930/0xcc0 [ 58.695207] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.695819] copy_process.part.37+0x2538/0x66e0 [ 58.695828] ? trace_hardirqs_off+0x10/0x10 [ 58.695836] ? proc_cwd_link+0x1a0/0x1a0 [ 58.703950] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.707361] ? __cleanup_sighand+0x30/0x30 [ 58.707370] ? __lock_is_held+0xb5/0x140 [ 58.707380] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 58.719463] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.720639] _do_fork+0x155/0xbb0 [ 58.720646] ? __sb_end_write+0xa4/0xd0 [ 58.720652] ? fork_idle+0x280/0x280 [ 58.720659] ? SyS_write+0x1c5/0x250 [ 58.720665] ? SyS_read+0x250/0x250 [ 58.728634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.731646] ? do_syscall_64+0x4c/0x5b0 [ 58.731654] ? sys_vfork+0x20/0x20 [ 58.731658] SyS_clone+0x14/0x20 [ 58.731664] do_syscall_64+0x1c9/0x5b0 [ 58.731669] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.731680] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 58.731684] RIP: 0033:0x458c29 [ 58.731688] RSP: 002b:00007f21f6596c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 58.731694] RAX: ffffffffffffffda RBX: 00007f21f6596c90 RCX: 0000000000458c29 [ 58.731697] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 58.731700] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 58.731702] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21f65976d4 [ 58.731705] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 58.924035] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.939202] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.955744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.965412] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.976068] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.983387] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.999611] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 59.014542] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.357135] FAULT_INJECTION: forcing a failure. [ 59.357135] name failslab, interval 1, probability 0, space 0, times 0 [ 59.372439] CPU: 0 PID: 6947 Comm: syz-executor.0 Not tainted 4.14.171-syzkaller #0 [ 59.381697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.392534] Call Trace: [ 59.395478] dump_stack+0xf7/0x13b [ 59.399354] should_fail.cold.3+0x105/0x14b [ 59.404651] should_failslab+0xba/0xf0 [ 59.408656] __kmalloc+0x2eb/0x7b0 [ 59.412643] ? __list_lru_init+0x69/0x5f0 [ 59.417180] __list_lru_init+0x69/0x5f0 [ 59.421493] sget_userns+0x3e0/0xb50 [ 59.425885] ? set_anon_super+0x10/0x10 [ 59.430546] ? get_empty_filp.cold.4+0x3a/0x3a [ 59.435129] ? proc_get_inode+0x590/0x590 [ 59.439364] mount_ns+0x5d/0x170 [ 59.443564] proc_mount+0x4b/0xa0 [ 59.447109] mount_fs+0x84/0x26e [ 59.450781] vfs_kern_mount.part.33+0x58/0x3c0 [ 59.455787] kern_mount_data+0x42/0xa0 [ 59.459703] ? alloc_pid+0x5c/0xcc0 [ 59.463870] pid_ns_prepare_proc+0x1b/0x60 [ 59.468344] alloc_pid+0x930/0xcc0 [ 59.471980] copy_process.part.37+0x2538/0x66e0 [ 59.476789] ? trace_hardirqs_off+0x10/0x10 [ 59.484165] ? proc_cwd_link+0x1a0/0x1a0 [ 59.490405] ? __cleanup_sighand+0x30/0x30 [ 59.495641] ? __lock_is_held+0xb5/0x140 [ 59.500038] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 59.505017] _do_fork+0x155/0xbb0 [ 59.508898] ? __sb_end_write+0xa4/0xd0 [ 59.513025] ? fork_idle+0x280/0x280 [ 59.517132] ? SyS_write+0x1c5/0x250 [ 59.521132] ? SyS_read+0x250/0x250 [ 59.525488] ? do_syscall_64+0x4c/0x5b0 [ 59.531076] ? sys_vfork+0x20/0x20 [ 59.535551] SyS_clone+0x14/0x20 [ 59.538922] do_syscall_64+0x1c9/0x5b0 [ 59.543025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.547957] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 59.553402] RIP: 0033:0x458c29 [ 59.556981] RSP: 002b:00007fd94403ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 59.565737] RAX: ffffffffffffffda RBX: 00007fd94403ac90 RCX: 0000000000458c29 [ 59.575278] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 59.583172] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 59.590866] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd94403b6d4 [ 59.599602] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 60.046414] FAULT_INJECTION: forcing a failure. [ 60.046414] name failslab, interval 1, probability 0, space 0, times 0 [ 60.062482] CPU: 1 PID: 6954 Comm: syz-executor.2 Not tainted 4.14.171-syzkaller #0 [ 60.075085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.088707] Call Trace: [ 60.091768] dump_stack+0xf7/0x13b [ 60.095493] should_fail.cold.3+0x105/0x14b [ 60.100523] should_failslab+0xba/0xf0 [ 60.104629] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 60.109318] ? do_raw_spin_unlock+0x16a/0x250 [ 60.113944] sget_userns+0xd1/0xb50 [ 60.117579] ? set_anon_super+0x10/0x10 [ 60.121547] ? get_empty_filp.cold.4+0x3a/0x3a [ 60.126898] ? proc_get_inode+0x590/0x590 [ 60.131254] mount_ns+0x5d/0x170 [ 60.134627] proc_mount+0x4b/0xa0 [ 60.138329] mount_fs+0x84/0x26e [ 60.141776] vfs_kern_mount.part.33+0x58/0x3c0 [ 60.146525] kern_mount_data+0x42/0xa0 [ 60.151043] ? alloc_pid+0x5c/0xcc0 [ 60.155223] pid_ns_prepare_proc+0x1b/0x60 [ 60.161067] alloc_pid+0x930/0xcc0 [ 60.164994] copy_process.part.37+0x2538/0x66e0 [ 60.170288] ? trace_hardirqs_off+0x10/0x10 [ 60.175639] ? proc_cwd_link+0x1a0/0x1a0 [ 60.180433] ? __cleanup_sighand+0x30/0x30 [ 60.184957] ? __lock_is_held+0xb5/0x140 [ 60.191144] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 60.197381] _do_fork+0x155/0xbb0 [ 60.200917] ? __sb_end_write+0xa4/0xd0 [ 60.205570] ? fork_idle+0x280/0x280 [ 60.209792] ? SyS_write+0x1c5/0x250 [ 60.213604] ? SyS_read+0x250/0x250 [ 60.217410] ? do_syscall_64+0x4c/0x5b0 [ 60.221683] ? sys_vfork+0x20/0x20 [ 60.225313] SyS_clone+0x14/0x20 [ 60.228981] do_syscall_64+0x1c9/0x5b0 [ 60.235121] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 60.242462] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 60.248018] RIP: 0033:0x458c29 [ 60.251648] RSP: 002b:00007fd57f1acc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.261157] RAX: ffffffffffffffda RBX: 00007fd57f1acc90 RCX: 0000000000458c29 [ 60.269000] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 60.278563] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 60.287458] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd57f1ad6d4 [ 60.295988] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 60.325336] FAULT_INJECTION: forcing a failure. [ 60.325336] name failslab, interval 1, probability 0, space 0, times 0 [ 60.329633] FAULT_INJECTION: forcing a failure. [ 60.329633] name failslab, interval 1, probability 0, space 0, times 0 [ 60.341981] FAULT_INJECTION: forcing a failure. [ 60.341981] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.351835] CPU: 1 PID: 6962 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 60.371761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.382474] Call Trace: [ 60.385268] dump_stack+0xf7/0x13b [ 60.388993] should_fail.cold.3+0x105/0x14b [ 60.393360] should_failslab+0xba/0xf0 [ 60.397524] __kmalloc+0x2eb/0x7b0 [ 60.401238] ? __list_lru_init+0x69/0x5f0 [ 60.406146] __list_lru_init+0x69/0x5f0 [ 60.410432] sget_userns+0x3e0/0xb50 [ 60.414296] ? set_anon_super+0x10/0x10 [ 60.418958] ? get_empty_filp.cold.4+0x3a/0x3a [ 60.424182] ? proc_get_inode+0x590/0x590 [ 60.428647] mount_ns+0x5d/0x170 [ 60.432189] proc_mount+0x4b/0xa0 [ 60.436456] mount_fs+0x84/0x26e [ 60.439823] vfs_kern_mount.part.33+0x58/0x3c0 [ 60.444606] kern_mount_data+0x42/0xa0 [ 60.449862] ? alloc_pid+0x5c/0xcc0 [ 60.454034] pid_ns_prepare_proc+0x1b/0x60 [ 60.458935] alloc_pid+0x930/0xcc0 [ 60.462814] copy_process.part.37+0x2538/0x66e0 [ 60.467664] ? trace_hardirqs_off+0x10/0x10 [ 60.472848] ? proc_cwd_link+0x1a0/0x1a0 [ 60.477149] ? __cleanup_sighand+0x30/0x30 [ 60.482474] ? __lock_is_held+0xb5/0x140 [ 60.486536] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 60.492187] _do_fork+0x155/0xbb0 [ 60.495869] ? __sb_end_write+0xa4/0xd0 [ 60.500138] ? fork_idle+0x280/0x280 [ 60.503950] ? SyS_write+0x1c5/0x250 [ 60.507667] ? SyS_read+0x250/0x250 [ 60.511380] ? do_syscall_64+0x4c/0x5b0 [ 60.516863] ? sys_vfork+0x20/0x20 [ 60.522176] SyS_clone+0x14/0x20 [ 60.525806] do_syscall_64+0x1c9/0x5b0 [ 60.529883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 60.534816] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 60.541592] RIP: 0033:0x458c29 [ 60.545624] RSP: 002b:00007f39779e1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.554043] RAX: ffffffffffffffda RBX: 00007f39779e1c90 RCX: 0000000000458c29 [ 60.561818] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 60.570904] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 60.578624] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779e26d4 [ 60.586077] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 60.593856] CPU: 0 PID: 6961 Comm: syz-executor.2 Not tainted 4.14.171-syzkaller #0 [ 60.602775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.612624] Call Trace: [ 60.615505] dump_stack+0xf7/0x13b [ 60.619087] should_fail.cold.3+0x105/0x14b [ 60.625825] __alloc_pages_nodemask+0x1d5/0x770 [ 60.630863] ? find_held_lock+0x36/0x1d0 [ 60.635252] ? __alloc_pages_slowpath+0x2660/0x2660 [ 60.640564] ? lock_downgrade+0x7f0/0x7f0 [ 60.644889] cache_grow_begin+0x80/0x400 [ 60.650278] kmem_cache_alloc_trace+0x6d0/0x7b0 [ 60.654990] sget_userns+0xd1/0xb50 [ 60.658774] ? set_anon_super+0x10/0x10 [ 60.662750] ? get_empty_filp.cold.4+0x3a/0x3a [ 60.667738] ? proc_get_inode+0x590/0x590 [ 60.673471] mount_ns+0x5d/0x170 [ 60.677464] proc_mount+0x4b/0xa0 [ 60.681659] mount_fs+0x84/0x26e [ 60.685393] vfs_kern_mount.part.33+0x58/0x3c0 [ 60.690455] kern_mount_data+0x42/0xa0 [ 60.694575] ? alloc_pid+0x5c/0xcc0 [ 60.699146] pid_ns_prepare_proc+0x1b/0x60 [ 60.703653] alloc_pid+0x930/0xcc0 [ 60.707321] copy_process.part.37+0x2538/0x66e0 [ 60.712079] ? trace_hardirqs_off+0x10/0x10 [ 60.718242] ? proc_cwd_link+0x1a0/0x1a0 [ 60.722811] ? __cleanup_sighand+0x30/0x30 [ 60.727750] ? __lock_is_held+0xb5/0x140 [ 60.733284] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 60.738376] _do_fork+0x155/0xbb0 [ 60.742025] ? __sb_end_write+0xa4/0xd0 [ 60.746641] ? fork_idle+0x280/0x280 [ 60.750522] ? SyS_write+0x1c5/0x250 [ 60.754397] ? SyS_read+0x250/0x250 [ 60.758030] ? do_syscall_64+0x4c/0x5b0 [ 60.762040] ? sys_vfork+0x20/0x20 [ 60.765939] SyS_clone+0x14/0x20 [ 60.769521] do_syscall_64+0x1c9/0x5b0 [ 60.773755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 60.779024] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 60.784796] RIP: 0033:0x458c29 [ 60.787985] RSP: 002b:00007fd57f1acc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 60.796051] RAX: ffffffffffffffda RBX: 00007fd57f1acc90 RCX: 0000000000458c29 [ 60.804338] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 60.811764] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 60.819741] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd57f1ad6d4 [ 60.828721] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 60.836561] CPU: 1 PID: 6960 Comm: syz-executor.3 Not tainted 4.14.171-syzkaller #0 [ 60.844916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.855106] Call Trace: [ 60.857709] dump_stack+0xf7/0x13b [ 60.861804] should_fail.cold.3+0x105/0x14b [ 60.866403] should_failslab+0xba/0xf0 [ 60.870524] __kmalloc+0x2eb/0x7b0 [ 60.874503] ? __list_lru_init+0x69/0x5f0 [ 60.878974] __list_lru_init+0x69/0x5f0 [ 60.883003] sget_userns+0x3c5/0xb50 [ 60.887177] ? set_anon_super+0x10/0x10 [ 60.891331] ? get_empty_filp.cold.4+0x3a/0x3a [ 60.896142] ? proc_get_inode+0x590/0x590 [ 60.900804] mount_ns+0x5d/0x170 [ 60.904428] proc_mount+0x4b/0xa0 [ 60.908226] mount_fs+0x84/0x26e [ 60.911945] vfs_kern_mount.part.33+0x58/0x3c0 [ 60.917100] kern_mount_data+0x42/0xa0 [ 60.921094] ? alloc_pid+0x5c/0xcc0 [ 60.925638] pid_ns_prepare_proc+0x1b/0x60 [ 60.930528] alloc_pid+0x930/0xcc0 [ 60.934250] copy_process.part.37+0x2538/0x66e0 [ 60.939586] ? trace_hardirqs_off+0x10/0x10 [ 60.944066] ? proc_cwd_link+0x1a0/0x1a0 [ 60.948381] ? __cleanup_sighand+0x30/0x30 [ 60.952776] ? __lock_is_held+0xb5/0x140 [ 60.957730] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 60.965313] _do_fork+0x155/0xbb0 [ 60.969254] ? __sb_end_write+0xa4/0xd0 [ 60.973371] ? fork_idle+0x280/0x280 [ 60.978321] ? SyS_write+0x1c5/0x250 [ 60.982492] ? SyS_read+0x250/0x250 [ 60.986903] ? do_syscall_64+0x4c/0x5b0 [ 60.990975] ? sys_vfork+0x20/0x20 [ 60.994718] SyS_clone+0x14/0x20 [ 60.998420] do_syscall_64+0x1c9/0x5b0 [ 61.002771] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.007890] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 61.013961] RIP: 0033:0x458c29 [ 61.017384] RSP: 002b:00007faf6ddc5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.025334] RAX: ffffffffffffffda RBX: 00007faf6ddc5c90 RCX: 0000000000458c29 [ 61.033206] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 61.040993] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 61.049277] R10: 0000000000000000 R11: 0000000000000246 R12: 00007faf6ddc66d4 [ 61.057403] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 61.156423] FAULT_INJECTION: forcing a failure. [ 61.156423] name failslab, interval 1, probability 0, space 0, times 0 [ 61.170648] CPU: 1 PID: 6971 Comm: syz-executor.4 Not tainted 4.14.171-syzkaller #0 [ 61.179864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.191388] Call Trace: [ 61.194154] dump_stack+0xf7/0x13b [ 61.198109] should_fail.cold.3+0x105/0x14b [ 61.202824] should_failslab+0xba/0xf0 [ 61.207021] __kmalloc+0x2eb/0x7b0 [ 61.211432] ? __list_lru_init+0x69/0x5f0 [ 61.215829] __list_lru_init+0x69/0x5f0 [ 61.219886] sget_userns+0x3c5/0xb50 [ 61.223805] ? set_anon_super+0x10/0x10 [ 61.227945] ? get_empty_filp.cold.4+0x3a/0x3a [ 61.232822] ? proc_get_inode+0x590/0x590 [ 61.237608] mount_ns+0x5d/0x170 [ 61.241451] proc_mount+0x4b/0xa0 [ 61.245121] mount_fs+0x84/0x26e [ 61.248482] vfs_kern_mount.part.33+0x58/0x3c0 [ 61.253205] kern_mount_data+0x42/0xa0 [ 61.257755] ? alloc_pid+0x5c/0xcc0 [ 61.261496] pid_ns_prepare_proc+0x1b/0x60 [ 61.266013] alloc_pid+0x930/0xcc0 [ 61.269766] copy_process.part.37+0x2538/0x66e0 [ 61.274917] ? trace_hardirqs_off+0x10/0x10 [ 61.279639] ? proc_cwd_link+0x1a0/0x1a0 [ 61.284315] ? __cleanup_sighand+0x30/0x30 [ 61.288734] ? __lock_is_held+0xb5/0x140 [ 61.294182] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 61.299824] _do_fork+0x155/0xbb0 [ 61.303545] ? __sb_end_write+0xa4/0xd0 [ 61.307622] ? fork_idle+0x280/0x280 [ 61.311354] ? SyS_write+0x1c5/0x250 [ 61.315112] ? SyS_read+0x250/0x250 [ 61.319278] ? do_syscall_64+0x4c/0x5b0 [ 61.323463] ? sys_vfork+0x20/0x20 [ 61.327141] SyS_clone+0x14/0x20 [ 61.330521] do_syscall_64+0x1c9/0x5b0 [ 61.334782] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.339885] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 61.345149] RIP: 0033:0x458c29 [ 61.348559] RSP: 002b:00007fda78d8ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.356558] RAX: ffffffffffffffda RBX: 00007fda78d8ec90 RCX: 0000000000458c29 [ 61.364068] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 61.371460] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 61.379328] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fda78d8f6d4 [ 61.386981] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 61.409999] FAULT_INJECTION: forcing a failure. [ 61.409999] name failslab, interval 1, probability 0, space 0, times 0 [ 61.419007] FAULT_INJECTION: forcing a failure. [ 61.419007] name failslab, interval 1, probability 0, space 0, times 0 [ 61.424089] FAULT_INJECTION: forcing a failure. [ 61.424089] name failslab, interval 1, probability 0, space 0, times 0 [ 61.448394] CPU: 0 PID: 6981 Comm: syz-executor.2 Not tainted 4.14.171-syzkaller #0 [ 61.456228] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.465606] Call Trace: [ 61.468197] dump_stack+0xf7/0x13b [ 61.471744] should_fail.cold.3+0x105/0x14b [ 61.476061] should_failslab+0xba/0xf0 [ 61.479971] __kmalloc+0x2eb/0x7b0 [ 61.483575] ? __list_lru_init+0x69/0x5f0 [ 61.487752] __list_lru_init+0x69/0x5f0 [ 61.491726] sget_userns+0x3c5/0xb50 [ 61.495572] ? set_anon_super+0x10/0x10 [ 61.499534] ? get_empty_filp.cold.4+0x3a/0x3a [ 61.500695] FAULT_INJECTION: forcing a failure. [ 61.500695] name failslab, interval 1, probability 0, space 0, times 0 [ 61.504119] ? proc_get_inode+0x590/0x590 [ 61.504125] mount_ns+0x5d/0x170 [ 61.504133] proc_mount+0x4b/0xa0 [ 61.504137] mount_fs+0x84/0x26e [ 61.504147] vfs_kern_mount.part.33+0x58/0x3c0 [ 61.504155] kern_mount_data+0x42/0xa0 [ 61.504160] ? alloc_pid+0x5c/0xcc0 [ 61.504165] pid_ns_prepare_proc+0x1b/0x60 [ 61.504169] alloc_pid+0x930/0xcc0 [ 61.504182] copy_process.part.37+0x2538/0x66e0 [ 61.504192] ? trace_hardirqs_off+0x10/0x10 [ 61.559515] ? proc_cwd_link+0x1a0/0x1a0 [ 61.563615] ? __cleanup_sighand+0x30/0x30 [ 61.567859] ? __lock_is_held+0xb5/0x140 [ 61.571923] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 61.576768] _do_fork+0x155/0xbb0 [ 61.580213] ? __sb_end_write+0xa4/0xd0 [ 61.584189] ? fork_idle+0x280/0x280 [ 61.587937] ? SyS_write+0x1c5/0x250 [ 61.591645] ? SyS_read+0x250/0x250 [ 61.595462] ? do_syscall_64+0x4c/0x5b0 [ 61.599436] ? sys_vfork+0x20/0x20 [ 61.602982] SyS_clone+0x14/0x20 [ 61.606363] do_syscall_64+0x1c9/0x5b0 [ 61.610281] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.615128] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 61.620316] RIP: 0033:0x458c29 [ 61.623492] RSP: 002b:00007fd57f1acc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.631322] RAX: ffffffffffffffda RBX: 00007fd57f1acc90 RCX: 0000000000458c29 [ 61.638597] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 61.645887] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 61.653151] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd57f1ad6d4 2020/02/21 10:19:58 executed programs: 21 [ 61.660426] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 61.667699] CPU: 1 PID: 6989 Comm: syz-executor.4 Not tainted 4.14.171-syzkaller #0 [ 61.675506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.675960] FAULT_INJECTION: forcing a failure. [ 61.675960] name failslab, interval 1, probability 0, space 0, times 0 [ 61.685088] Call Trace: [ 61.685103] dump_stack+0xf7/0x13b [ 61.685112] should_fail.cold.3+0x105/0x14b [ 61.685122] should_failslab+0xba/0xf0 [ 61.685128] __kmalloc+0x2eb/0x7b0 [ 61.685138] ? __list_lru_init+0x69/0x5f0 [ 61.685146] __list_lru_init+0x69/0x5f0 [ 61.685155] sget_userns+0x3c5/0xb50 [ 61.685158] ? set_anon_super+0x10/0x10 [ 61.685163] ? get_empty_filp.cold.4+0x3a/0x3a [ 61.685168] ? proc_get_inode+0x590/0x590 [ 61.685173] mount_ns+0x5d/0x170 [ 61.685179] proc_mount+0x4b/0xa0 [ 61.685184] mount_fs+0x84/0x26e [ 61.685193] vfs_kern_mount.part.33+0x58/0x3c0 [ 61.685200] kern_mount_data+0x42/0xa0 [ 61.685204] ? alloc_pid+0x5c/0xcc0 [ 61.685209] pid_ns_prepare_proc+0x1b/0x60 [ 61.685213] alloc_pid+0x930/0xcc0 [ 61.685226] copy_process.part.37+0x2538/0x66e0 [ 61.685235] ? trace_hardirqs_off+0x10/0x10 [ 61.721641] FAULT_INJECTION: forcing a failure. [ 61.721641] name failslab, interval 1, probability 0, space 0, times 0 [ 61.722656] ? proc_cwd_link+0x1a0/0x1a0 [ 61.722678] ? __cleanup_sighand+0x30/0x30 [ 61.722687] ? __lock_is_held+0xb5/0x140 [ 61.722696] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 61.722704] _do_fork+0x155/0xbb0 [ 61.742905] FAULT_INJECTION: forcing a failure. [ 61.742905] name failslab, interval 1, probability 0, space 0, times 0 [ 61.746215] ? __sb_end_write+0xa4/0xd0 [ 61.746224] ? fork_idle+0x280/0x280 [ 61.746231] ? SyS_write+0x1c5/0x250 [ 61.746237] ? SyS_read+0x250/0x250 [ 61.746246] ? do_syscall_64+0x4c/0x5b0 [ 61.746252] ? sys_vfork+0x20/0x20 [ 61.746257] SyS_clone+0x14/0x20 [ 61.746261] do_syscall_64+0x1c9/0x5b0 [ 61.746266] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.746277] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 61.746283] RIP: 0033:0x458c29 [ 61.864537] RSP: 002b:00007fda78d6dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 61.872713] RAX: ffffffffffffffda RBX: 00007fda78d6dc90 RCX: 0000000000458c29 [ 61.880015] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 61.887409] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 61.894674] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fda78d6e6d4 [ 61.901940] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 61.909399] CPU: 0 PID: 6992 Comm: syz-executor.0 Not tainted 4.14.171-syzkaller #0 [ 61.917346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.926702] Call Trace: [ 61.929290] dump_stack+0xf7/0x13b [ 61.932827] should_fail.cold.3+0x105/0x14b [ 61.937169] should_failslab+0xba/0xf0 [ 61.941074] __kmalloc+0x2eb/0x7b0 [ 61.944605] ? __list_lru_init+0x69/0x5f0 [ 61.948834] __list_lru_init+0x69/0x5f0 [ 61.952830] sget_userns+0x3c5/0xb50 [ 61.956546] ? set_anon_super+0x10/0x10 [ 61.960510] ? get_empty_filp.cold.4+0x3a/0x3a [ 61.965088] ? proc_get_inode+0x590/0x590 [ 61.969322] mount_ns+0x5d/0x170 [ 61.972688] proc_mount+0x4b/0xa0 [ 61.976131] mount_fs+0x84/0x26e [ 61.979507] vfs_kern_mount.part.33+0x58/0x3c0 [ 61.984107] kern_mount_data+0x42/0xa0 [ 61.988095] ? alloc_pid+0x5c/0xcc0 [ 61.991713] pid_ns_prepare_proc+0x1b/0x60 [ 61.995940] alloc_pid+0x930/0xcc0 [ 61.999482] copy_process.part.37+0x2538/0x66e0 [ 62.004258] ? trace_hardirqs_off+0x10/0x10 [ 62.008570] ? proc_cwd_link+0x1a0/0x1a0 [ 62.012657] ? __cleanup_sighand+0x30/0x30 [ 62.016886] ? __lock_is_held+0xb5/0x140 [ 62.020951] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 62.025795] _do_fork+0x155/0xbb0 [ 62.029242] ? __sb_end_write+0xa4/0xd0 [ 62.033313] ? fork_idle+0x280/0x280 [ 62.037021] ? SyS_write+0x1c5/0x250 [ 62.040731] ? SyS_read+0x250/0x250 [ 62.044385] ? do_syscall_64+0x4c/0x5b0 [ 62.048368] ? sys_vfork+0x20/0x20 [ 62.051906] SyS_clone+0x14/0x20 [ 62.055270] do_syscall_64+0x1c9/0x5b0 [ 62.059158] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.063996] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.069178] RIP: 0033:0x458c29 [ 62.072358] RSP: 002b:00007fd944019c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.080172] RAX: ffffffffffffffda RBX: 00007fd944019c90 RCX: 0000000000458c29 [ 62.087647] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 62.094911] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 62.102263] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd94401a6d4 [ 62.109645] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 62.116916] CPU: 1 PID: 6979 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 62.124728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.134122] Call Trace: [ 62.136712] dump_stack+0xf7/0x13b [ 62.140250] should_fail.cold.3+0x105/0x14b [ 62.144574] should_failslab+0xba/0xf0 [ 62.148454] __kmalloc+0x2eb/0x7b0 [ 62.152096] ? __list_lru_init+0x69/0x5f0 [ 62.156337] __list_lru_init+0x69/0x5f0 [ 62.160325] sget_userns+0x3c5/0xb50 [ 62.164031] ? set_anon_super+0x10/0x10 [ 62.168014] ? get_empty_filp.cold.4+0x3a/0x3a [ 62.172714] ? proc_get_inode+0x590/0x590 [ 62.176879] mount_ns+0x5d/0x170 [ 62.180266] proc_mount+0x4b/0xa0 [ 62.183713] mount_fs+0x84/0x26e [ 62.187079] vfs_kern_mount.part.33+0x58/0x3c0 [ 62.191655] kern_mount_data+0x42/0xa0 [ 62.195534] ? alloc_pid+0x5c/0xcc0 [ 62.199154] pid_ns_prepare_proc+0x1b/0x60 [ 62.203380] alloc_pid+0x930/0xcc0 [ 62.206923] copy_process.part.37+0x2538/0x66e0 [ 62.211587] ? trace_hardirqs_off+0x10/0x10 [ 62.215901] ? proc_cwd_link+0x1a0/0x1a0 [ 62.220088] ? __cleanup_sighand+0x30/0x30 [ 62.224324] ? __lock_is_held+0xb5/0x140 [ 62.228490] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 62.234330] _do_fork+0x155/0xbb0 [ 62.237777] ? __sb_end_write+0xa4/0xd0 [ 62.241755] ? fork_idle+0x280/0x280 [ 62.245465] ? SyS_write+0x1c5/0x250 [ 62.249172] ? SyS_read+0x250/0x250 [ 62.252793] ? do_syscall_64+0x4c/0x5b0 [ 62.256758] ? sys_vfork+0x20/0x20 [ 62.260286] SyS_clone+0x14/0x20 [ 62.263741] do_syscall_64+0x1c9/0x5b0 [ 62.267638] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.272813] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.277990] RIP: 0033:0x458c29 [ 62.281286] RSP: 002b:00007f39779e1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.288993] RAX: ffffffffffffffda RBX: 00007f39779e1c90 RCX: 0000000000458c29 [ 62.296253] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 62.303514] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 62.310785] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779e26d4 [ 62.318182] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 62.325462] CPU: 0 PID: 6996 Comm: syz-executor.2 Not tainted 4.14.171-syzkaller #0 [ 62.333272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.342620] Call Trace: [ 62.345287] dump_stack+0xf7/0x13b [ 62.349145] should_fail.cold.3+0x105/0x14b [ 62.353492] should_failslab+0xba/0xf0 [ 62.358304] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 62.363360] ? sget_userns+0xd1/0xb50 [ 62.367606] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.372972] selinux_sb_alloc_security+0x44/0x200 [ 62.377993] security_sb_alloc+0x60/0x90 [ 62.382040] sget_userns+0x14f/0xb50 [ 62.385753] ? set_anon_super+0x10/0x10 [ 62.389909] ? get_empty_filp.cold.4+0x3a/0x3a [ 62.394572] ? proc_get_inode+0x590/0x590 [ 62.398714] mount_ns+0x5d/0x170 [ 62.402073] proc_mount+0x4b/0xa0 [ 62.405513] mount_fs+0x84/0x26e [ 62.408918] vfs_kern_mount.part.33+0x58/0x3c0 [ 62.413506] kern_mount_data+0x42/0xa0 [ 62.417394] ? alloc_pid+0x5c/0xcc0 [ 62.421110] pid_ns_prepare_proc+0x1b/0x60 [ 62.425350] alloc_pid+0x930/0xcc0 [ 62.428883] copy_process.part.37+0x2538/0x66e0 [ 62.433566] ? trace_hardirqs_off+0x10/0x10 [ 62.437881] ? proc_cwd_link+0x1a0/0x1a0 [ 62.442073] ? __cleanup_sighand+0x30/0x30 [ 62.446293] ? __lock_is_held+0xb5/0x140 [ 62.450534] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 62.456529] _do_fork+0x155/0xbb0 [ 62.460289] ? __sb_end_write+0xa4/0xd0 [ 62.464361] ? fork_idle+0x280/0x280 [ 62.468100] ? SyS_write+0x1c5/0x250 [ 62.471906] ? SyS_read+0x250/0x250 [ 62.475786] ? do_syscall_64+0x4c/0x5b0 [ 62.480127] ? sys_vfork+0x20/0x20 [ 62.484267] SyS_clone+0x14/0x20 [ 62.488334] do_syscall_64+0x1c9/0x5b0 [ 62.492421] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.497254] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.502434] RIP: 0033:0x458c29 [ 62.505616] RSP: 002b:00007fd57f1acc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.513323] RAX: ffffffffffffffda RBX: 00007fd57f1acc90 RCX: 0000000000458c29 [ 62.520594] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 62.527968] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 62.535337] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd57f1ad6d4 [ 62.542695] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 62.554360] CPU: 1 PID: 6982 Comm: syz-executor.1 Not tainted 4.14.171-syzkaller #0 [ 62.562863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.572314] Call Trace: [ 62.574900] dump_stack+0xf7/0x13b [ 62.578434] should_fail.cold.3+0x105/0x14b [ 62.582849] should_failslab+0xba/0xf0 [ 62.586750] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 62.591414] ? sget_userns+0xd1/0xb50 [ 62.595217] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.600239] selinux_sb_alloc_security+0x44/0x200 [ 62.605085] security_sb_alloc+0x60/0x90 [ 62.609175] sget_userns+0x14f/0xb50 [ 62.612978] ? set_anon_super+0x10/0x10 [ 62.616942] ? get_empty_filp.cold.4+0x3a/0x3a [ 62.621672] ? proc_get_inode+0x590/0x590 [ 62.625820] mount_ns+0x5d/0x170 [ 62.629176] proc_mount+0x4b/0xa0 [ 62.632616] mount_fs+0x84/0x26e [ 62.635982] vfs_kern_mount.part.33+0x58/0x3c0 [ 62.640570] kern_mount_data+0x42/0xa0 [ 62.644471] ? alloc_pid+0x5c/0xcc0 [ 62.648089] pid_ns_prepare_proc+0x1b/0x60 [ 62.652317] alloc_pid+0x930/0xcc0 [ 62.655857] copy_process.part.37+0x2538/0x66e0 [ 62.660620] ? trace_hardirqs_off+0x10/0x10 [ 62.665049] ? proc_cwd_link+0x1a0/0x1a0 [ 62.669114] ? __cleanup_sighand+0x30/0x30 [ 62.673348] ? __lock_is_held+0xb5/0x140 [ 62.677405] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 62.682253] _do_fork+0x155/0xbb0 [ 62.685706] ? __sb_end_write+0xa4/0xd0 [ 62.689795] ? fork_idle+0x280/0x280 [ 62.693516] ? SyS_write+0x1c5/0x250 [ 62.693778] FAULT_INJECTION: forcing a failure. [ 62.693778] name failslab, interval 1, probability 0, space 0, times 0 [ 62.697236] ? SyS_read+0x250/0x250 [ 62.697245] ? do_syscall_64+0x4c/0x5b0 [ 62.697251] ? sys_vfork+0x20/0x20 [ 62.697255] SyS_clone+0x14/0x20 [ 62.697260] do_syscall_64+0x1c9/0x5b0 [ 62.697264] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.697276] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.697281] RIP: 0033:0x458c29 [ 62.697284] RSP: 002b:00007f21f6596c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.748958] RAX: ffffffffffffffda RBX: 00007f21f6596c90 RCX: 0000000000458c29 [ 62.756524] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 62.763799] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 62.771066] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21f65976d4 [ 62.778471] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 62.785926] CPU: 0 PID: 6984 Comm: syz-executor.3 Not tainted 4.14.171-syzkaller #0 [ 62.793877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.802338] FAULT_INJECTION: forcing a failure. [ 62.802338] name failslab, interval 1, probability 0, space 0, times 0 [ 62.803229] Call Trace: [ 62.803242] dump_stack+0xf7/0x13b [ 62.803252] should_fail.cold.3+0x105/0x14b [ 62.803263] should_failslab+0xba/0xf0 [ 62.829228] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 62.833891] ? sget_userns+0xd1/0xb50 [ 62.837685] ? rcu_read_lock_sched_held+0x108/0x120 [ 62.842699] selinux_sb_alloc_security+0x44/0x200 [ 62.847575] security_sb_alloc+0x60/0x90 [ 62.851738] sget_userns+0x14f/0xb50 [ 62.855449] ? set_anon_super+0x10/0x10 [ 62.859588] ? get_empty_filp.cold.4+0x3a/0x3a [ 62.864160] ? proc_get_inode+0x590/0x590 [ 62.868453] mount_ns+0x5d/0x170 [ 62.871830] proc_mount+0x4b/0xa0 [ 62.875287] mount_fs+0x84/0x26e [ 62.878773] vfs_kern_mount.part.33+0x58/0x3c0 [ 62.883350] kern_mount_data+0x42/0xa0 [ 62.887230] ? alloc_pid+0x5c/0xcc0 [ 62.890872] pid_ns_prepare_proc+0x1b/0x60 [ 62.895146] alloc_pid+0x930/0xcc0 [ 62.898696] copy_process.part.37+0x2538/0x66e0 [ 62.903626] ? trace_hardirqs_off+0x10/0x10 [ 62.907937] ? proc_cwd_link+0x1a0/0x1a0 [ 62.912009] ? __cleanup_sighand+0x30/0x30 [ 62.916234] ? __lock_is_held+0xb5/0x140 [ 62.920400] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 62.925325] _do_fork+0x155/0xbb0 [ 62.928799] ? __sb_end_write+0xa4/0xd0 [ 62.932767] ? fork_idle+0x280/0x280 [ 62.936567] ? SyS_write+0x1c5/0x250 [ 62.940269] ? SyS_read+0x250/0x250 [ 62.944162] ? do_syscall_64+0x4c/0x5b0 [ 62.948155] ? sys_vfork+0x20/0x20 [ 62.951825] SyS_clone+0x14/0x20 [ 62.955292] do_syscall_64+0x1c9/0x5b0 [ 62.959373] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.964255] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.969795] RIP: 0033:0x458c29 [ 62.973099] RSP: 002b:00007faf6ddc5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 62.980802] RAX: ffffffffffffffda RBX: 00007faf6ddc5c90 RCX: 0000000000458c29 [ 62.988151] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 62.995409] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 63.002672] R10: 0000000000000000 R11: 0000000000000246 R12: 00007faf6ddc66d4 [ 63.009938] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 63.017224] CPU: 1 PID: 7004 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 63.025118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.034784] Call Trace: [ 63.037370] dump_stack+0xf7/0x13b [ 63.040915] should_fail.cold.3+0x105/0x14b [ 63.045237] should_failslab+0xba/0xf0 [ 63.049137] __kmalloc+0x2eb/0x7b0 [ 63.054768] ? __list_lru_init+0x69/0x5f0 [ 63.058910] __list_lru_init+0x69/0x5f0 [ 63.062877] sget_userns+0x3c5/0xb50 [ 63.066588] ? set_anon_super+0x10/0x10 [ 63.071513] ? get_empty_filp.cold.4+0x3a/0x3a [ 63.076099] ? proc_get_inode+0x590/0x590 [ 63.080418] mount_ns+0x5d/0x170 [ 63.083789] proc_mount+0x4b/0xa0 [ 63.087244] mount_fs+0x84/0x26e [ 63.090617] vfs_kern_mount.part.33+0x58/0x3c0 [ 63.095209] kern_mount_data+0x42/0xa0 [ 63.099087] ? alloc_pid+0x5c/0xcc0 [ 63.102721] pid_ns_prepare_proc+0x1b/0x60 [ 63.106956] alloc_pid+0x930/0xcc0 [ 63.110502] copy_process.part.37+0x2538/0x66e0 [ 63.115163] ? trace_hardirqs_off+0x10/0x10 [ 63.119494] ? proc_cwd_link+0x1a0/0x1a0 [ 63.123902] ? __cleanup_sighand+0x30/0x30 [ 63.128138] ? __lock_is_held+0xb5/0x140 [ 63.132222] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 63.137065] _do_fork+0x155/0xbb0 [ 63.140507] ? __sb_end_write+0xa4/0xd0 [ 63.144479] ? fork_idle+0x280/0x280 [ 63.148189] ? SyS_write+0x1c5/0x250 [ 63.151907] ? SyS_read+0x250/0x250 [ 63.154730] FAULT_INJECTION: forcing a failure. [ 63.154730] name failslab, interval 1, probability 0, space 0, times 0 [ 63.155531] ? do_syscall_64+0x4c/0x5b0 [ 63.155539] ? sys_vfork+0x20/0x20 [ 63.155544] SyS_clone+0x14/0x20 [ 63.155549] do_syscall_64+0x1c9/0x5b0 [ 63.155554] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 63.155566] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 63.155571] RIP: 0033:0x458c29 [ 63.155574] RSP: 002b:00007f39779e1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.155583] RAX: ffffffffffffffda RBX: 00007f39779e1c90 RCX: 0000000000458c29 [ 63.210951] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 63.218249] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 63.225513] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779e26d4 [ 63.232872] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 63.234212] FAULT_INJECTION: forcing a failure. [ 63.234212] name failslab, interval 1, probability 0, space 0, times 0 [ 63.258303] CPU: 0 PID: 7007 Comm: syz-executor.0 Not tainted 4.14.171-syzkaller #0 [ 63.266121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.275478] Call Trace: [ 63.278065] dump_stack+0xf7/0x13b [ 63.281734] should_fail.cold.3+0x105/0x14b [ 63.286065] should_failslab+0xba/0xf0 [ 63.289953] __kmalloc+0x2eb/0x7b0 [ 63.293498] ? __list_lru_init+0x69/0x5f0 [ 63.297753] __list_lru_init+0x69/0x5f0 [ 63.298263] FAULT_INJECTION: forcing a failure. [ 63.298263] name failslab, interval 1, probability 0, space 0, times 0 [ 63.301740] sget_userns+0x3e0/0xb50 [ 63.301745] ? set_anon_super+0x10/0x10 [ 63.301750] ? get_empty_filp.cold.4+0x3a/0x3a [ 63.301756] ? proc_get_inode+0x590/0x590 [ 63.301761] mount_ns+0x5d/0x170 [ 63.301767] proc_mount+0x4b/0xa0 [ 63.301771] mount_fs+0x84/0x26e [ 63.301780] vfs_kern_mount.part.33+0x58/0x3c0 [ 63.301787] kern_mount_data+0x42/0xa0 [ 63.301791] ? alloc_pid+0x5c/0xcc0 [ 63.301796] pid_ns_prepare_proc+0x1b/0x60 [ 63.301802] alloc_pid+0x930/0xcc0 [ 63.359816] copy_process.part.37+0x2538/0x66e0 [ 63.364481] ? trace_hardirqs_off+0x10/0x10 [ 63.368797] ? proc_cwd_link+0x1a0/0x1a0 [ 63.372868] ? __cleanup_sighand+0x30/0x30 [ 63.377090] ? __lock_is_held+0xb5/0x140 [ 63.381149] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 63.386071] _do_fork+0x155/0xbb0 [ 63.389532] ? __sb_end_write+0xa4/0xd0 [ 63.393499] ? fork_idle+0x280/0x280 [ 63.397204] ? SyS_write+0x1c5/0x250 [ 63.400934] ? SyS_read+0x250/0x250 [ 63.404755] ? do_syscall_64+0x4c/0x5b0 [ 63.408728] ? sys_vfork+0x20/0x20 [ 63.412273] SyS_clone+0x14/0x20 [ 63.415645] do_syscall_64+0x1c9/0x5b0 [ 63.419525] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 63.424362] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 63.429541] RIP: 0033:0x458c29 [ 63.432715] RSP: 002b:00007fd94403ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.440412] RAX: ffffffffffffffda RBX: 00007fd94403ac90 RCX: 0000000000458c29 [ 63.447761] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 63.455061] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 63.462323] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd94403b6d4 [ 63.469587] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 63.476855] CPU: 1 PID: 7016 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 63.484657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.494067] Call Trace: [ 63.496732] dump_stack+0xf7/0x13b [ 63.500263] should_fail.cold.3+0x105/0x14b [ 63.504732] should_failslab+0xba/0xf0 [ 63.508734] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 63.513532] ? sget_userns+0xd1/0xb50 [ 63.517329] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.522342] selinux_sb_alloc_security+0x44/0x200 [ 63.529501] security_sb_alloc+0x60/0x90 [ 63.533553] sget_userns+0x14f/0xb50 [ 63.537254] ? set_anon_super+0x10/0x10 [ 63.541229] ? get_empty_filp.cold.4+0x3a/0x3a [ 63.545805] ? proc_get_inode+0x590/0x590 [ 63.549945] mount_ns+0x5d/0x170 [ 63.553668] proc_mount+0x4b/0xa0 [ 63.557116] mount_fs+0x84/0x26e [ 63.560737] vfs_kern_mount.part.33+0x58/0x3c0 [ 63.565505] kern_mount_data+0x42/0xa0 [ 63.569380] ? alloc_pid+0x5c/0xcc0 [ 63.573004] pid_ns_prepare_proc+0x1b/0x60 [ 63.577231] alloc_pid+0x930/0xcc0 [ 63.580785] copy_process.part.37+0x2538/0x66e0 [ 63.585538] ? trace_hardirqs_off+0x10/0x10 [ 63.589854] ? proc_cwd_link+0x1a0/0x1a0 [ 63.594054] ? __cleanup_sighand+0x30/0x30 [ 63.598374] ? __lock_is_held+0xb5/0x140 [ 63.602551] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 63.607757] _do_fork+0x155/0xbb0 [ 63.611576] ? __sb_end_write+0xa4/0xd0 [ 63.615646] ? fork_idle+0x280/0x280 [ 63.619582] ? SyS_write+0x1c5/0x250 [ 63.623289] ? SyS_read+0x250/0x250 [ 63.627474] ? do_syscall_64+0x4c/0x5b0 [ 63.631798] ? sys_vfork+0x20/0x20 [ 63.636423] SyS_clone+0x14/0x20 [ 63.639991] do_syscall_64+0x1c9/0x5b0 [ 63.643874] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 63.649349] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 63.655057] RIP: 0033:0x458c29 [ 63.658404] RSP: 002b:00007f39779e1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.666292] RAX: ffffffffffffffda RBX: 00007f39779e1c90 RCX: 0000000000458c29 [ 63.673662] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 63.682136] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 63.690182] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779e26d4 [ 63.697634] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 63.704912] CPU: 0 PID: 7001 Comm: syz-executor.4 Not tainted 4.14.171-syzkaller #0 [ 63.712724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.722080] Call Trace: [ 63.724667] dump_stack+0xf7/0x13b [ 63.728317] should_fail.cold.3+0x105/0x14b [ 63.732654] should_failslab+0xba/0xf0 [ 63.736542] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 63.737688] FAULT_INJECTION: forcing a failure. [ 63.737688] name failslab, interval 1, probability 0, space 0, times 0 [ 63.741208] ? sget_userns+0xd1/0xb50 [ 63.741217] ? rcu_read_lock_sched_held+0x108/0x120 [ 63.741228] selinux_sb_alloc_security+0x44/0x200 [ 63.741236] security_sb_alloc+0x60/0x90 [ 63.741240] sget_userns+0x14f/0xb50 [ 63.741244] ? set_anon_super+0x10/0x10 [ 63.741249] ? get_empty_filp.cold.4+0x3a/0x3a [ 63.741254] ? proc_get_inode+0x590/0x590 [ 63.741259] mount_ns+0x5d/0x170 [ 63.741266] proc_mount+0x4b/0xa0 [ 63.741274] mount_fs+0x84/0x26e [ 63.757388] FAULT_INJECTION: forcing a failure. [ 63.757388] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.761297] vfs_kern_mount.part.33+0x58/0x3c0 [ 63.761306] kern_mount_data+0x42/0xa0 [ 63.761311] ? alloc_pid+0x5c/0xcc0 [ 63.761318] pid_ns_prepare_proc+0x1b/0x60 [ 63.761322] alloc_pid+0x930/0xcc0 [ 63.761334] copy_process.part.37+0x2538/0x66e0 [ 63.761342] ? trace_hardirqs_off+0x10/0x10 [ 63.761347] ? proc_cwd_link+0x1a0/0x1a0 [ 63.761362] ? __cleanup_sighand+0x30/0x30 [ 63.847414] ? __lock_is_held+0xb5/0x140 [ 63.851476] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 63.856667] _do_fork+0x155/0xbb0 [ 63.860121] ? __sb_end_write+0xa4/0xd0 [ 63.864086] ? fork_idle+0x280/0x280 [ 63.867797] ? SyS_write+0x1c5/0x250 [ 63.871505] ? SyS_read+0x250/0x250 [ 63.875120] ? do_syscall_64+0x4c/0x5b0 [ 63.879091] ? sys_vfork+0x20/0x20 [ 63.882620] SyS_clone+0x14/0x20 [ 63.885976] do_syscall_64+0x1c9/0x5b0 [ 63.889855] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 63.894698] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 63.900055] RIP: 0033:0x458c29 [ 63.903230] RSP: 002b:00007fda78d8ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 63.910949] RAX: ffffffffffffffda RBX: 00007fda78d8ec90 RCX: 0000000000458c29 [ 63.918214] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 63.925486] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 63.932747] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fda78d8f6d4 [ 63.940131] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 63.947515] CPU: 1 PID: 7024 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 63.955315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.964674] Call Trace: [ 63.968751] dump_stack+0xf7/0x13b [ 63.972291] should_fail.cold.3+0x105/0x14b [ 63.978562] ? __might_sleep+0x93/0xb0 [ 63.982476] __alloc_pages_nodemask+0x1d5/0x770 [ 63.987139] ? __alloc_pages_slowpath+0x2660/0x2660 [ 63.992164] ? pcpu_balance_workfn+0xff0/0xff0 [ 63.996747] ? alloc_vfsmnt+0xb9/0x750 [ 64.000632] alloc_pages_current+0xd6/0x1b0 [ 64.004959] __get_free_pages+0xf/0x40 [ 64.008831] get_zeroed_page+0x11/0x20 [ 64.012715] mount_fs+0x19f/0x26e [ 64.016171] vfs_kern_mount.part.33+0x58/0x3c0 [ 64.020752] kern_mount_data+0x42/0xa0 [ 64.024639] ? alloc_pid+0x5c/0xcc0 [ 64.028250] pid_ns_prepare_proc+0x1b/0x60 [ 64.032502] alloc_pid+0x930/0xcc0 [ 64.036044] copy_process.part.37+0x2538/0x66e0 [ 64.040707] ? trace_hardirqs_off+0x10/0x10 [ 64.045020] ? proc_cwd_link+0x1a0/0x1a0 [ 64.049073] ? __cleanup_sighand+0x30/0x30 [ 64.053392] ? __lock_is_held+0xb5/0x140 [ 64.057457] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 64.062306] _do_fork+0x155/0xbb0 [ 64.065758] ? __sb_end_write+0xa4/0xd0 [ 64.069735] ? fork_idle+0x280/0x280 [ 64.073440] ? SyS_write+0x1c5/0x250 [ 64.077160] ? SyS_read+0x250/0x250 [ 64.080775] ? do_syscall_64+0x4c/0x5b0 [ 64.084742] ? sys_vfork+0x20/0x20 [ 64.088278] SyS_clone+0x14/0x20 [ 64.091665] do_syscall_64+0x1c9/0x5b0 [ 64.095551] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.100394] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.105574] RIP: 0033:0x458c29 [ 64.108754] RSP: 002b:00007f39779e1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.116453] RAX: ffffffffffffffda RBX: 00007f39779e1c90 RCX: 0000000000458c29 [ 64.123716] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 64.131509] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 64.138779] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779e26d4 [ 64.146060] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 64.153336] CPU: 0 PID: 7010 Comm: syz-executor.2 Not tainted 4.14.171-syzkaller #0 [ 64.161135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.170488] Call Trace: [ 64.173082] dump_stack+0xf7/0x13b [ 64.176740] should_fail.cold.3+0x105/0x14b [ 64.181081] should_failslab+0xba/0xf0 [ 64.183522] FAULT_INJECTION: forcing a failure. [ 64.183522] name failslab, interval 1, probability 0, space 0, times 0 [ 64.184965] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 64.184972] ? sget_userns+0xd1/0xb50 [ 64.184980] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.184991] selinux_sb_alloc_security+0x44/0x200 [ 64.184998] security_sb_alloc+0x60/0x90 [ 64.185003] sget_userns+0x14f/0xb50 [ 64.185007] ? set_anon_super+0x10/0x10 [ 64.185014] ? get_empty_filp.cold.4+0x3a/0x3a [ 64.232476] ? proc_get_inode+0x590/0x590 [ 64.236625] mount_ns+0x5d/0x170 [ 64.239998] proc_mount+0x4b/0xa0 [ 64.243443] mount_fs+0x84/0x26e [ 64.246807] vfs_kern_mount.part.33+0x58/0x3c0 [ 64.251392] kern_mount_data+0x42/0xa0 [ 64.255281] ? alloc_pid+0x5c/0xcc0 [ 64.258910] pid_ns_prepare_proc+0x1b/0x60 [ 64.263134] alloc_pid+0x930/0xcc0 [ 64.266672] copy_process.part.37+0x2538/0x66e0 [ 64.271340] ? trace_hardirqs_off+0x10/0x10 [ 64.275657] ? proc_cwd_link+0x1a0/0x1a0 [ 64.279721] ? __cleanup_sighand+0x30/0x30 [ 64.284034] ? __lock_is_held+0xb5/0x140 [ 64.288091] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 64.292929] _do_fork+0x155/0xbb0 [ 64.296369] ? __sb_end_write+0xa4/0xd0 [ 64.300343] ? fork_idle+0x280/0x280 [ 64.304078] ? SyS_write+0x1c5/0x250 [ 64.307785] ? SyS_read+0x250/0x250 [ 64.311432] ? do_syscall_64+0x4c/0x5b0 [ 64.315405] ? sys_vfork+0x20/0x20 [ 64.318928] SyS_clone+0x14/0x20 [ 64.322280] do_syscall_64+0x1c9/0x5b0 [ 64.326169] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.331013] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.336207] RIP: 0033:0x458c29 [ 64.339384] RSP: 002b:00007fd57f1acc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.347488] RAX: ffffffffffffffda RBX: 00007fd57f1acc90 RCX: 0000000000458c29 [ 64.354753] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 64.362023] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 64.369293] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd57f1ad6d4 [ 64.376562] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 64.383874] CPU: 1 PID: 7022 Comm: syz-executor.1 Not tainted 4.14.171-syzkaller #0 [ 64.391680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.401474] Call Trace: [ 64.404065] dump_stack+0xf7/0x13b [ 64.407608] should_fail.cold.3+0x105/0x14b [ 64.412078] should_failslab+0xba/0xf0 [ 64.415970] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 64.420812] ? do_raw_spin_unlock+0x16a/0x250 [ 64.425310] sget_userns+0xd1/0xb50 [ 64.428940] ? set_anon_super+0x10/0x10 [ 64.432913] ? get_empty_filp.cold.4+0x3a/0x3a [ 64.437493] ? proc_get_inode+0x590/0x590 [ 64.441645] mount_ns+0x5d/0x170 [ 64.445024] proc_mount+0x4b/0xa0 [ 64.448491] mount_fs+0x84/0x26e [ 64.451864] vfs_kern_mount.part.33+0x58/0x3c0 [ 64.456458] kern_mount_data+0x42/0xa0 [ 64.460354] ? alloc_pid+0x5c/0xcc0 [ 64.463984] pid_ns_prepare_proc+0x1b/0x60 [ 64.468458] alloc_pid+0x930/0xcc0 [ 64.472014] copy_process.part.37+0x2538/0x66e0 [ 64.472298] FAULT_INJECTION: forcing a failure. [ 64.472298] name failslab, interval 1, probability 0, space 0, times 0 [ 64.476802] ? trace_hardirqs_off+0x10/0x10 [ 64.476809] ? proc_cwd_link+0x1a0/0x1a0 [ 64.476827] ? __cleanup_sighand+0x30/0x30 [ 64.476834] ? __lock_is_held+0xb5/0x140 [ 64.476841] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 64.476849] _do_fork+0x155/0xbb0 [ 64.513069] ? __sb_end_write+0xa4/0xd0 [ 64.517038] ? fork_idle+0x280/0x280 [ 64.520861] ? SyS_write+0x1c5/0x250 [ 64.524590] ? SyS_read+0x250/0x250 [ 64.528215] ? do_syscall_64+0x4c/0x5b0 [ 64.532182] ? sys_vfork+0x20/0x20 [ 64.533396] FAULT_INJECTION: forcing a failure. [ 64.533396] name failslab, interval 1, probability 0, space 0, times 0 [ 64.535811] SyS_clone+0x14/0x20 [ 64.535819] do_syscall_64+0x1c9/0x5b0 [ 64.535823] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.535835] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.535840] RIP: 0033:0x458c29 [ 64.535843] RSP: 002b:00007f21f6596c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.535850] RAX: ffffffffffffffda RBX: 00007f21f6596c90 RCX: 0000000000458c29 [ 64.535852] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 64.535858] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 64.552463] FAULT_INJECTION: forcing a failure. [ 64.552463] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.554398] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21f65976d4 [ 64.616435] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 64.623715] CPU: 0 PID: 7041 Comm: syz-executor.2 Not tainted 4.14.171-syzkaller #0 [ 64.631510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.640859] Call Trace: [ 64.643439] dump_stack+0xf7/0x13b [ 64.647091] should_fail.cold.3+0x105/0x14b [ 64.651429] __alloc_pages_nodemask+0x1d5/0x770 [ 64.656877] ? find_held_lock+0x36/0x1d0 [ 64.660947] ? __alloc_pages_slowpath+0x2660/0x2660 [ 64.665958] ? lock_downgrade+0x7f0/0x7f0 [ 64.670094] cache_grow_begin+0x80/0x400 [ 64.674230] kmem_cache_alloc_trace+0x6d0/0x7b0 [ 64.679248] sget_userns+0xd1/0xb50 [ 64.683142] ? set_anon_super+0x10/0x10 [ 64.687129] ? get_empty_filp.cold.4+0x3a/0x3a [ 64.691709] ? proc_get_inode+0x590/0x590 [ 64.695849] mount_ns+0x5d/0x170 [ 64.699202] proc_mount+0x4b/0xa0 [ 64.704020] mount_fs+0x84/0x26e [ 64.707390] vfs_kern_mount.part.33+0x58/0x3c0 [ 64.712069] kern_mount_data+0x42/0xa0 [ 64.715951] ? alloc_pid+0x5c/0xcc0 [ 64.719571] pid_ns_prepare_proc+0x1b/0x60 [ 64.723795] alloc_pid+0x930/0xcc0 [ 64.727323] copy_process.part.37+0x2538/0x66e0 [ 64.732513] ? trace_hardirqs_off+0x10/0x10 [ 64.736829] ? proc_cwd_link+0x1a0/0x1a0 [ 64.740909] ? __cleanup_sighand+0x30/0x30 [ 64.745144] ? __lock_is_held+0xb5/0x140 [ 64.749204] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 64.754041] _do_fork+0x155/0xbb0 [ 64.757497] ? __sb_end_write+0xa4/0xd0 [ 64.761457] ? fork_idle+0x280/0x280 [ 64.765162] ? SyS_write+0x1c5/0x250 [ 64.768870] ? SyS_read+0x250/0x250 [ 64.772489] ? do_syscall_64+0x4c/0x5b0 [ 64.776463] ? sys_vfork+0x20/0x20 [ 64.779988] SyS_clone+0x14/0x20 [ 64.783411] do_syscall_64+0x1c9/0x5b0 [ 64.787300] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.792223] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.797413] RIP: 0033:0x458c29 [ 64.800703] RSP: 002b:00007fd57f1acc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 64.808888] RAX: ffffffffffffffda RBX: 00007fd57f1acc90 RCX: 0000000000458c29 [ 64.816600] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 64.823955] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 64.831340] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd57f1ad6d4 [ 64.838782] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 64.846178] CPU: 1 PID: 7029 Comm: syz-executor.3 Not tainted 4.14.171-syzkaller #0 [ 64.853990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.863471] Call Trace: [ 64.866054] dump_stack+0xf7/0x13b [ 64.870459] should_fail.cold.3+0x105/0x14b [ 64.874777] should_failslab+0xba/0xf0 [ 64.878662] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 64.883323] ? sget_userns+0xd1/0xb50 [ 64.887118] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.892135] selinux_sb_alloc_security+0x44/0x200 [ 64.896974] security_sb_alloc+0x60/0x90 [ 64.901022] sget_userns+0x14f/0xb50 [ 64.904725] ? set_anon_super+0x10/0x10 [ 64.908684] ? get_empty_filp.cold.4+0x3a/0x3a [ 64.913259] ? proc_get_inode+0x590/0x590 [ 64.917421] mount_ns+0x5d/0x170 [ 64.920794] proc_mount+0x4b/0xa0 [ 64.924252] mount_fs+0x84/0x26e [ 64.927627] vfs_kern_mount.part.33+0x58/0x3c0 [ 64.932216] kern_mount_data+0x42/0xa0 [ 64.936102] ? alloc_pid+0x5c/0xcc0 [ 64.939713] pid_ns_prepare_proc+0x1b/0x60 [ 64.943936] alloc_pid+0x930/0xcc0 [ 64.947466] copy_process.part.37+0x2538/0x66e0 [ 64.952240] ? trace_hardirqs_off+0x10/0x10 [ 64.956560] ? proc_cwd_link+0x1a0/0x1a0 [ 64.960619] ? __cleanup_sighand+0x30/0x30 [ 64.964841] ? __lock_is_held+0xb5/0x140 [ 64.968886] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 64.973723] _do_fork+0x155/0xbb0 [ 64.977174] ? __sb_end_write+0xa4/0xd0 [ 64.981140] ? fork_idle+0x280/0x280 [ 64.984865] ? SyS_write+0x1c5/0x250 [ 64.988579] ? SyS_read+0x250/0x250 [ 64.992205] ? do_syscall_64+0x4c/0x5b0 [ 64.996258] ? sys_vfork+0x20/0x20 [ 64.999795] SyS_clone+0x14/0x20 [ 65.005133] do_syscall_64+0x1c9/0x5b0 [ 65.009448] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.014294] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.019487] RIP: 0033:0x458c29 [ 65.022676] RSP: 002b:00007faf6ddc5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.031424] RAX: ffffffffffffffda RBX: 00007faf6ddc5c90 RCX: 0000000000458c29 [ 65.040776] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 65.048148] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 65.055532] R10: 0000000000000000 R11: 0000000000000246 R12: 00007faf6ddc66d4 [ 65.062806] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 65.076464] CPU: 0 PID: 7040 Comm: syz-executor.4 Not tainted 4.14.171-syzkaller #0 [ 65.087276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.096804] Call Trace: [ 65.098481] FAULT_INJECTION: forcing a failure. [ 65.098481] name failslab, interval 1, probability 0, space 0, times 0 [ 65.099412] dump_stack+0xf7/0x13b [ 65.099423] should_fail.cold.3+0x105/0x14b [ 65.099434] should_failslab+0xba/0xf0 [ 65.099445] kmem_cache_alloc_trace+0x2ed/0x7b0 [ 65.111575] FAULT_INJECTION: forcing a failure. [ 65.111575] name failslab, interval 1, probability 0, space 0, times 0 [ 65.114192] ? sget_userns+0xd1/0xb50 [ 65.114201] ? rcu_read_lock_sched_held+0x108/0x120 [ 65.114212] selinux_sb_alloc_security+0x44/0x200 [ 65.114219] security_sb_alloc+0x60/0x90 [ 65.114224] sget_userns+0x14f/0xb50 [ 65.114229] ? set_anon_super+0x10/0x10 [ 65.165498] ? get_empty_filp.cold.4+0x3a/0x3a [ 65.170188] ? proc_get_inode+0x590/0x590 [ 65.174729] mount_ns+0x5d/0x170 [ 65.178172] proc_mount+0x4b/0xa0 [ 65.181614] mount_fs+0x84/0x26e [ 65.184966] vfs_kern_mount.part.33+0x58/0x3c0 [ 65.189662] kern_mount_data+0x42/0xa0 [ 65.193591] ? alloc_pid+0x5c/0xcc0 [ 65.197215] pid_ns_prepare_proc+0x1b/0x60 [ 65.201452] alloc_pid+0x930/0xcc0 [ 65.204998] copy_process.part.37+0x2538/0x66e0 [ 65.209693] ? trace_hardirqs_off+0x10/0x10 [ 65.214003] ? proc_cwd_link+0x1a0/0x1a0 [ 65.218065] ? __cleanup_sighand+0x30/0x30 [ 65.222289] ? __lock_is_held+0xb5/0x140 [ 65.226488] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 65.231409] _do_fork+0x155/0xbb0 [ 65.234852] ? __sb_end_write+0xa4/0xd0 [ 65.238843] ? fork_idle+0x280/0x280 [ 65.242591] ? SyS_write+0x1c5/0x250 [ 65.246310] ? SyS_read+0x250/0x250 [ 65.250045] ? do_syscall_64+0x4c/0x5b0 [ 65.254125] ? sys_vfork+0x20/0x20 [ 65.257651] SyS_clone+0x14/0x20 [ 65.261012] do_syscall_64+0x1c9/0x5b0 [ 65.264894] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.269733] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.274930] RIP: 0033:0x458c29 [ 65.278112] RSP: 002b:00007fda78d8ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.285898] RAX: ffffffffffffffda RBX: 00007fda78d8ec90 RCX: 0000000000458c29 [ 65.293161] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 65.300535] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 65.307803] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fda78d8f6d4 [ 65.315067] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 65.322474] CPU: 1 PID: 7049 Comm: syz-executor.1 Not tainted 4.14.171-syzkaller #0 [ 65.330358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.339707] Call Trace: [ 65.342319] dump_stack+0xf7/0x13b [ 65.345858] should_fail.cold.3+0x105/0x14b [ 65.350182] should_failslab+0xba/0xf0 [ 65.354086] __kmalloc+0x2eb/0x7b0 [ 65.357719] ? sget_userns+0x8c8/0xb50 [ 65.361602] ? lock_downgrade+0x7f0/0x7f0 [ 65.365737] ? register_shrinker+0xb5/0x1e0 [ 65.370059] register_shrinker+0xb5/0x1e0 [ 65.374200] sget_userns+0x8dc/0xb50 [ 65.377895] ? set_anon_super+0x10/0x10 [ 65.381863] ? get_empty_filp.cold.4+0x3a/0x3a [ 65.386441] ? proc_get_inode+0x590/0x590 [ 65.390748] mount_ns+0x5d/0x170 [ 65.393570] FAULT_INJECTION: forcing a failure. [ 65.393570] name failslab, interval 1, probability 0, space 0, times 0 [ 65.394111] proc_mount+0x4b/0xa0 [ 65.394118] mount_fs+0x84/0x26e [ 65.394129] vfs_kern_mount.part.33+0x58/0x3c0 [ 65.394137] kern_mount_data+0x42/0xa0 [ 65.394144] ? alloc_pid+0x5c/0xcc0 [ 65.424506] pid_ns_prepare_proc+0x1b/0x60 [ 65.428757] alloc_pid+0x930/0xcc0 [ 65.432314] copy_process.part.37+0x2538/0x66e0 [ 65.437110] ? trace_hardirqs_off+0x10/0x10 [ 65.441522] ? proc_cwd_link+0x1a0/0x1a0 [ 65.445610] ? __cleanup_sighand+0x30/0x30 [ 65.449985] ? __lock_is_held+0xb5/0x140 [ 65.454046] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 65.458898] _do_fork+0x155/0xbb0 [ 65.462344] ? __sb_end_write+0xa4/0xd0 [ 65.466309] ? fork_idle+0x280/0x280 [ 65.470676] ? SyS_write+0x1c5/0x250 [ 65.474473] ? SyS_read+0x250/0x250 [ 65.478101] ? do_syscall_64+0x4c/0x5b0 [ 65.482787] ? sys_vfork+0x20/0x20 [ 65.486322] SyS_clone+0x14/0x20 [ 65.489677] do_syscall_64+0x1c9/0x5b0 [ 65.493563] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.498401] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.503586] RIP: 0033:0x458c29 [ 65.506813] RSP: 002b:00007f21f6596c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.514683] RAX: ffffffffffffffda RBX: 00007f21f6596c90 RCX: 0000000000458c29 [ 65.521949] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 65.529224] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 65.536498] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21f65976d4 [ 65.543763] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 65.553344] CPU: 0 PID: 7038 Comm: syz-executor.0 Not tainted 4.14.171-syzkaller #0 [ 65.561173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.570524] Call Trace: [ 65.573237] dump_stack+0xf7/0x13b [ 65.576783] should_fail.cold.3+0x105/0x14b [ 65.581119] should_failslab+0xba/0xf0 [ 65.585164] __kmalloc+0x2eb/0x7b0 [ 65.588712] ? sget_userns+0x8c8/0xb50 [ 65.592595] ? lock_downgrade+0x7f0/0x7f0 [ 65.596748] ? register_shrinker+0xb5/0x1e0 [ 65.601062] register_shrinker+0xb5/0x1e0 [ 65.605248] sget_userns+0x8dc/0xb50 [ 65.608951] ? set_anon_super+0x10/0x10 [ 65.612929] ? get_empty_filp.cold.4+0x3a/0x3a [ 65.617590] ? proc_get_inode+0x590/0x590 [ 65.621832] mount_ns+0x5d/0x170 [ 65.625223] proc_mount+0x4b/0xa0 [ 65.628679] mount_fs+0x84/0x26e [ 65.632033] vfs_kern_mount.part.33+0x58/0x3c0 [ 65.636830] kern_mount_data+0x42/0xa0 [ 65.640711] ? alloc_pid+0x5c/0xcc0 [ 65.644357] pid_ns_prepare_proc+0x1b/0x60 [ 65.648599] alloc_pid+0x930/0xcc0 [ 65.652169] copy_process.part.37+0x2538/0x66e0 [ 65.656828] ? trace_hardirqs_off+0x10/0x10 [ 65.661148] ? proc_cwd_link+0x1a0/0x1a0 [ 65.665204] ? __cleanup_sighand+0x30/0x30 [ 65.669558] ? __lock_is_held+0xb5/0x140 [ 65.673615] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 65.678468] _do_fork+0x155/0xbb0 [ 65.681926] ? __sb_end_write+0xa4/0xd0 [ 65.685899] ? fork_idle+0x280/0x280 [ 65.689602] ? SyS_write+0x1c5/0x250 [ 65.693483] ? SyS_read+0x250/0x250 [ 65.697118] ? do_syscall_64+0x4c/0x5b0 [ 65.701089] ? sys_vfork+0x20/0x20 [ 65.705600] SyS_clone+0x14/0x20 [ 65.708954] do_syscall_64+0x1c9/0x5b0 [ 65.712837] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.717688] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.722866] RIP: 0033:0x458c29 [ 65.726064] RSP: 002b:00007fd94403ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.733790] RAX: ffffffffffffffda RBX: 00007fd94403ac90 RCX: 0000000000458c29 [ 65.741687] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 65.748951] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 65.758507] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd94403b6d4 [ 65.765864] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 65.773148] CPU: 1 PID: 7048 Comm: syz-executor.3 Not tainted 4.14.171-syzkaller #0 [ 65.780960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.791185] Call Trace: [ 65.793768] dump_stack+0xf7/0x13b [ 65.797306] should_fail.cold.3+0x105/0x14b [ 65.801626] should_failslab+0xba/0xf0 [ 65.805510] kmem_cache_alloc+0x2d1/0x790 [ 65.809662] ? register_shrinker+0xf1/0x1e0 [ 65.813985] proc_alloc_inode+0x19/0x1c0 [ 65.818052] ? up_write+0x1a/0x60 [ 65.821497] alloc_inode+0x59/0x150 [ 65.825146] new_inode_pseudo+0xc/0xd0 [ 65.829056] proc_get_inode+0x13/0x590 [ 65.832945] proc_fill_super+0x1c9/0x298 [ 65.837012] ? proc_get_inode+0x590/0x590 [ 65.841158] mount_ns+0xd2/0x170 [ 65.844521] proc_mount+0x4b/0xa0 [ 65.848091] mount_fs+0x84/0x26e [ 65.851476] vfs_kern_mount.part.33+0x58/0x3c0 [ 65.856068] kern_mount_data+0x42/0xa0 [ 65.859948] ? alloc_pid+0x5c/0xcc0 [ 65.863577] pid_ns_prepare_proc+0x1b/0x60 [ 65.867819] alloc_pid+0x930/0xcc0 [ 65.871397] copy_process.part.37+0x2538/0x66e0 [ 65.876074] ? trace_hardirqs_off+0x10/0x10 [ 65.880404] ? proc_cwd_link+0x1a0/0x1a0 [ 65.884481] ? __cleanup_sighand+0x30/0x30 [ 65.888715] ? __lock_is_held+0xb5/0x140 [ 65.892888] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 65.897740] _do_fork+0x155/0xbb0 [ 65.901190] ? __sb_end_write+0xa4/0xd0 [ 65.905368] ? fork_idle+0x280/0x280 [ 65.909088] ? SyS_write+0x1c5/0x250 [ 65.913196] ? SyS_read+0x250/0x250 [ 65.917002] ? do_syscall_64+0x4c/0x5b0 [ 65.920971] ? sys_vfork+0x20/0x20 [ 65.924513] SyS_clone+0x14/0x20 [ 65.927880] do_syscall_64+0x1c9/0x5b0 [ 65.931776] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.936671] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.941853] RIP: 0033:0x458c29 [ 65.945038] RSP: 002b:00007faf6ddc5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 65.953081] RAX: ffffffffffffffda RBX: 00007faf6ddc5c90 RCX: 0000000000458c29 [ 65.960346] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 65.967622] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 65.974913] R10: 0000000000000000 R11: 0000000000000246 R12: 00007faf6ddc66d4 [ 65.982463] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 65.989742] CPU: 0 PID: 7054 Comm: syz-executor.5 Not tainted 4.14.171-syzkaller #0 [ 65.997538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.006890] Call Trace: [ 66.009577] dump_stack+0xf7/0x13b [ 66.013126] should_fail.cold.3+0x105/0x14b [ 66.013229] refcount_t: underflow; use-after-free. [ 66.017450] should_failslab+0xba/0xf0 [ 66.017458] __kmalloc+0x2eb/0x7b0 [ 66.017468] ? __list_lru_init+0x69/0x5f0 [ 66.017476] __list_lru_init+0x69/0x5f0 [ 66.017487] sget_userns+0x3c5/0xb50 [ 66.017491] ? set_anon_super+0x10/0x10 [ 66.017497] ? get_empty_filp.cold.4+0x3a/0x3a [ 66.017503] ? proc_get_inode+0x590/0x590 [ 66.017508] mount_ns+0x5d/0x170 [ 66.017517] proc_mount+0x4b/0xa0 [ 66.022695] ------------[ cut here ]------------ [ 66.026315] mount_fs+0x84/0x26e [ 66.029847] WARNING: CPU: 1 PID: 7049 at lib/refcount.c:187 refcount_sub_and_test.cold.13+0x13/0x1c [ 66.033990] vfs_kern_mount.part.33+0x58/0x3c0 [ 66.037936] Kernel panic - not syncing: panic_on_warn set ... [ 66.037936] [ 66.041640] kern_mount_data+0x42/0xa0 [ 66.098564] ? alloc_pid+0x5c/0xcc0 [ 66.102191] pid_ns_prepare_proc+0x1b/0x60 [ 66.106434] alloc_pid+0x930/0xcc0 [ 66.109965] copy_process.part.37+0x2538/0x66e0 [ 66.114617] ? trace_hardirqs_off+0x10/0x10 [ 66.118924] ? proc_cwd_link+0x1a0/0x1a0 [ 66.122978] ? __cleanup_sighand+0x30/0x30 [ 66.127205] ? __lock_is_held+0xb5/0x140 [ 66.133516] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 66.138452] _do_fork+0x155/0xbb0 [ 66.141913] ? __sb_end_write+0xa4/0xd0 [ 66.145871] ? fork_idle+0x280/0x280 [ 66.149579] ? SyS_write+0x1c5/0x250 [ 66.153362] ? SyS_read+0x250/0x250 [ 66.157525] ? do_syscall_64+0x4c/0x5b0 [ 66.161588] ? sys_vfork+0x20/0x20 [ 66.165113] SyS_clone+0x14/0x20 [ 66.168476] do_syscall_64+0x1c9/0x5b0 [ 66.172829] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.177694] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 66.182885] RIP: 0033:0x458c29 [ 66.186064] RSP: 002b:00007f39779c0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 66.194376] RAX: ffffffffffffffda RBX: 00007f39779c0c90 RCX: 0000000000458c29 [ 66.201642] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 66.208911] RBP: 000000000073bfa0 R08: ffffffffffffffff R09: 0000000000000000 [ 66.216441] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f39779c16d4 [ 66.223710] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000003 [ 66.231181] CPU: 1 PID: 7049 Comm: syz-executor.1 Not tainted 4.14.171-syzkaller #0 [ 66.238985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.246256] FAULT_INJECTION: forcing a failure. [ 66.246256] name failslab, interval 1, probability 0, space 0, times 0 [ 66.249264] Call Trace: [ 66.249278] dump_stack+0xf7/0x13b [ 66.268423] ? refcount_sub_and_test.cold.13+0x13/0x1c [ 66.273707] panic+0x1b0/0x36a [ 66.278795] ? add_taint.cold.5+0x11/0x11 [ 66.283177] ? refcount_sub_and_test.cold.13+0x13/0x1c [ 66.288633] __warn.cold.8+0x25/0x2a [ 66.292369] ? refcount_sub_and_test.cold.13+0x13/0x1c [ 66.294920] FAULT_INJECTION: forcing a failure. [ 66.294920] name failslab, interval 1, probability 0, space 0, times 0 [ 66.297673] report_bug+0x1a4/0x1f3 [ 66.297682] do_error_trap+0x1bd/0x310 [ 66.297688] ? math_error+0x300/0x300 [ 66.297696] ? vprintk_emit+0x1d2/0x4e0 [ 66.297705] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.329016] do_invalid_op+0x1b/0x20 [ 66.332750] invalid_op+0x1b/0x40 [ 66.336836] RIP: 0010:refcount_sub_and_test.cold.13+0x13/0x1c [ 66.342709] RSP: 0018:ffff88807dd7faf0 EFLAGS: 00010286 [ 66.348062] RAX: 0000000000000026 RBX: 0000000000000001 RCX: 0000000000000000 [ 66.355622] RDX: 0000000000000026 RSI: ffffffff868cb0e0 RDI: ffffed100fbaff55 [ 66.363430] RBP: ffff88807dd7fb00 R08: 0000000000000001 R09: 0000000000000000 [ 66.371273] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88807bb76500 [ 66.378548] R13: dffffc0000000000 R14: ffff888090faa9d8 R15: 0000802122001ffa [ 66.385952] refcount_dec_and_test+0x11/0x20 [ 66.390360] put_pid_ns.part.2+0x4f/0x100 [ 66.395976] put_pid_ns+0x9/0x10 [ 66.399347] free_nsproxy+0xc9/0x190 [ 66.403190] switch_task_namespaces+0x84/0xa0 [ 66.407955] exit_task_namespaces+0xb/0x10 [ 66.412402] copy_process.part.37+0x38de/0x66e0 [ 66.417074] ? trace_hardirqs_off+0x10/0x10 [ 66.422323] ? proc_cwd_link+0x1a0/0x1a0 [ 66.426873] ? __cleanup_sighand+0x30/0x30 [ 66.432474] ? __lock_is_held+0xb5/0x140 [ 66.436840] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 66.442232] _do_fork+0x155/0xbb0 [ 66.445948] ? __sb_end_write+0xa4/0xd0 [ 66.450359] ? fork_idle+0x280/0x280 [ 66.454226] ? SyS_write+0x1c5/0x250 [ 66.458024] ? SyS_read+0x250/0x250 [ 66.461761] ? do_syscall_64+0x4c/0x5b0 [ 66.465742] ? sys_vfork+0x20/0x20 [ 66.469274] SyS_clone+0x14/0x20 [ 66.472754] do_syscall_64+0x1c9/0x5b0 [ 66.476639] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 66.481702] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 66.487121] RIP: 0033:0x458c29 [ 66.490621] RSP: 002b:00007f21f6596c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 66.498420] RAX: ffffffffffffffda RBX: 00007f21f6596c90 RCX: 0000000000458c29 [ 66.505717] RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000802122001ffa [ 66.512990] RBP: 000000000073bf00 R08: ffffffffffffffff R09: 0000000000000000 [ 66.520264] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21f65976d4 [ 66.527534] R13: 00000000004befd3 R14: 00000000004d0020 R15: 0000000000000004 [ 66.536214] Kernel Offset: disabled [ 66.539960] Rebooting in 86400 seconds..