[ 32.455965] kauditd_printk_skb: 9 callbacks suppressed [ 32.455972] audit: type=1800 audit(1572001372.037:33): pid=6837 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 32.482957] audit: type=1800 audit(1572001372.037:34): pid=6837 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 35.457428] random: sshd: uninitialized urandom read (32 bytes read) [ 35.688340] audit: type=1400 audit(1572001375.267:35): avc: denied { map } for pid=7013 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 35.734093] random: sshd: uninitialized urandom read (32 bytes read) [ 36.266683] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.28' (ECDSA) to the list of known hosts. [ 42.123684] urandom_read: 1 callbacks suppressed [ 42.123691] random: sshd: uninitialized urandom read (32 bytes read) [ 42.262430] audit: type=1400 audit(1572001381.847:36): avc: denied { map } for pid=7026 comm="syz-executor704" path="/root/syz-executor704659872" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 42.571050] IPVS: ftp: loaded support on port[0] = 21 [ 43.371925] chnl_net:caif_netlink_parms(): no params data found [ 43.372113] IPVS: ftp: loaded support on port[0] = 21 [ 43.431339] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.437886] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.445466] device bridge_slave_0 entered promiscuous mode [ 43.454619] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.461112] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.468049] device bridge_slave_1 entered promiscuous mode [ 43.477953] IPVS: ftp: loaded support on port[0] = 21 [ 43.498920] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.508836] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.527421] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.535231] team0: Port device team_slave_0 added [ 43.542853] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.549953] team0: Port device team_slave_1 added [ 43.557301] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.565105] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.642409] device hsr_slave_0 entered promiscuous mode [ 43.680550] device hsr_slave_1 entered promiscuous mode [ 43.769034] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.779368] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.805152] IPVS: ftp: loaded support on port[0] = 21 [ 43.810777] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.817279] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.824445] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.830870] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.848253] chnl_net:caif_netlink_parms(): no params data found [ 43.906537] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.914594] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.922121] device bridge_slave_0 entered promiscuous mode [ 43.956448] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.963366] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.972484] device bridge_slave_1 entered promiscuous mode [ 44.006304] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.026037] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.045023] chnl_net:caif_netlink_parms(): no params data found [ 44.052696] IPVS: ftp: loaded support on port[0] = 21 [ 44.064974] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.072397] team0: Port device team_slave_0 added [ 44.094592] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.102683] team0: Port device team_slave_1 added [ 44.138000] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.156877] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.182300] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 44.188714] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.213880] chnl_net:caif_netlink_parms(): no params data found [ 44.222773] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.229424] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.236917] device bridge_slave_0 entered promiscuous mode [ 44.245896] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.252389] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.259352] device bridge_slave_1 entered promiscuous mode [ 44.267783] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.307420] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.362533] device hsr_slave_0 entered promiscuous mode [ 44.391721] device hsr_slave_1 entered promiscuous mode [ 44.431145] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.448477] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.463676] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.471026] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.478096] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.489249] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.495959] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.516125] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.524482] team0: Port device team_slave_0 added [ 44.529531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.537375] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.562149] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.569357] team0: Port device team_slave_1 added [ 44.575869] IPVS: ftp: loaded support on port[0] = 21 [ 44.576698] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.588046] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.594418] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.600873] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.607924] device bridge_slave_0 entered promiscuous mode [ 44.615150] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.621630] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.629271] device bridge_slave_1 entered promiscuous mode [ 44.642534] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.654169] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.663187] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.681855] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.719446] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.730631] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.738852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.746978] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.754603] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.761003] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.770889] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.781877] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.833564] device hsr_slave_0 entered promiscuous mode [ 44.880461] device hsr_slave_1 entered promiscuous mode [ 44.949126] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.959922] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.967811] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.974228] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.981585] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.001841] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.010999] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.023105] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.030218] chnl_net:caif_netlink_parms(): no params data found [ 45.047578] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.055404] team0: Port device team_slave_0 added [ 45.062014] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.068321] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.075554] team0: Port device team_slave_1 added [ 45.081257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.089031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.097020] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.115637] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.124098] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.139026] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.152438] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.158980] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.171444] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.186902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.195500] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.208965] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.219439] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.236793] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.243830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.252237] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.260431] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.267610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.314116] device hsr_slave_0 entered promiscuous mode [ 45.360494] device hsr_slave_1 entered promiscuous mode [ 45.432011] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.438149] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.464944] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.472742] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.484263] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.497858] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.507783] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.515774] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.523352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.531432] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.539008] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.545410] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.552900] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.560605] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.566960] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.576516] device bridge_slave_0 entered promiscuous mode [ 45.585311] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.595104] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.606677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.614688] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.622365] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.628716] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.636663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.645189] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.652194] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.659366] device bridge_slave_1 entered promiscuous mode [ 45.682211] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.688256] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.702966] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.716590] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.724766] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.733997] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.745993] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.753913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.763805] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.771477] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.784462] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.798638] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.823534] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.831143] team0: Port device team_slave_0 added [ 45.836770] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.845227] team0: Port device team_slave_1 added [ 45.852034] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.861990] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.872975] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.886173] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.912214] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.919891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.927851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.936015] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.943841] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.994575] chnl_net:caif_netlink_parms(): no params data found [ 46.054018] device hsr_slave_0 entered promiscuous mode [ 46.090542] device hsr_slave_1 entered promiscuous mode [ 46.130985] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.138134] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.179933] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.187295] FAULT_INJECTION: forcing a failure. [ 46.187295] name failslab, interval 1, probability 0, space 0, times 1 [ 46.189291] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.199115] CPU: 0 PID: 7059 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 46.212459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.217793] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.221814] Call Trace: [ 46.221833] dump_stack+0x138/0x197 [ 46.221847] should_fail.cold+0x10f/0x159 [ 46.221854] ? ebitmap_cpy+0xcd/0x270 [ 46.221865] should_failslab+0xdb/0x130 [ 46.221875] kmem_cache_alloc+0x47/0x780 [ 46.221884] ? try_to_wake_up+0xa8/0xf90 [ 46.221894] ebitmap_cpy+0xcd/0x270 [ 46.221899] ? hashtab_search+0x196/0x230 [ 46.221910] mls_compute_sid+0x22f/0xd60 [ 46.221919] ? mls_convert_context+0x6a0/0x6a0 [ 46.221933] security_compute_sid.part.0+0xa8f/0x10f0 [ 46.221945] ? compute_sid_handle_invalid_context+0x270/0x270 [ 46.221958] ? do_futex+0x152/0x19e0 [ 46.221966] ? __fget+0x210/0x370 [ 46.221982] security_transition_sid+0xd6/0x130 [ 46.238239] selinux_socket_create+0x36d/0x4d0 [ 46.245993] ? selinux_ib_free_security+0x20/0x20 [ 46.254138] ? __fdget+0x1b/0x20 [ 46.261886] security_socket_create+0x83/0xc0 [ 46.261898] __sock_create+0x67/0x620 [ 46.261907] SyS_socket+0xd3/0x170 [ 46.261917] ? do_futex+0x19e0/0x19e0 [ 46.261924] ? move_addr_to_kernel+0x60/0x60 [ 46.261932] ? do_syscall_64+0x53/0x640 [ 46.261939] ? move_addr_to_kernel+0x60/0x60 [ 46.261947] do_syscall_64+0x1e8/0x640 [ 46.261953] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.261967] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.261974] RIP: 0033:0x448e09 [ 46.261984] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 46.261994] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 46.261998] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 46.262002] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 46.262006] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 46.262010] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 46.404063] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.412369] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.422304] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.434762] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.442871] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.451720] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.465875] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.473465] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.479503] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.491789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.498747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.505899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.513352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.527942] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.534997] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.548958] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.555325] FAULT_INJECTION: forcing a failure. [ 46.555325] name failslab, interval 1, probability 0, space 0, times 0 [ 46.562028] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.566920] CPU: 0 PID: 7064 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 46.573081] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.579798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.579803] Call Trace: [ 46.579823] dump_stack+0x138/0x197 [ 46.579838] should_fail.cold+0x10f/0x159 [ 46.579851] ? ebitmap_cpy+0xcd/0x270 [ 46.587274] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.595095] should_failslab+0xdb/0x130 [ 46.595110] kmem_cache_alloc+0x47/0x780 [ 46.595121] ? should_fail+0x355/0x41e [ 46.595131] ? netlink_attachskb+0x6a0/0x6a0 [ 46.595143] ebitmap_cpy+0xcd/0x270 [ 46.595148] ? hashtab_search+0x196/0x230 [ 46.595158] mls_compute_sid+0x22f/0xd60 [ 46.595165] ? mls_convert_context+0x6a0/0x6a0 [ 46.595177] security_compute_sid.part.0+0xa8f/0x10f0 [ 46.595189] ? compute_sid_handle_invalid_context+0x270/0x270 [ 46.595203] ? do_futex+0x152/0x19e0 [ 46.595212] ? __fget+0x210/0x370 [ 46.595229] security_transition_sid+0xd6/0x130 [ 46.595242] selinux_socket_create+0x36d/0x4d0 [ 46.595249] ? selinux_ib_free_security+0x20/0x20 [ 46.595255] ? __fdget+0x1b/0x20 [ 46.595267] security_socket_create+0x83/0xc0 [ 46.595278] __sock_create+0x67/0x620 [ 46.595287] SyS_socket+0xd3/0x170 [ 46.595293] ? do_futex+0x19e0/0x19e0 [ 46.595299] ? move_addr_to_kernel+0x60/0x60 [ 46.595309] ? do_syscall_64+0x53/0x640 [ 46.595316] ? move_addr_to_kernel+0x60/0x60 [ 46.595323] do_syscall_64+0x1e8/0x640 [ 46.595329] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.595343] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.595350] RIP: 0033:0x448e09 [ 46.595357] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 [ 46.598269] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.601541] ORIG_RAX: 0000000000000029 [ 46.601547] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 46.601551] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 46.601555] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 46.601559] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 46.601563] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 46.785858] device bridge_slave_0 entered promiscuous mode [ 46.797891] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.813040] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.830243] FAULT_INJECTION: forcing a failure. [ 46.830243] name failslab, interval 1, probability 0, space 0, times 0 [ 46.831704] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.855398] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.862340] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.869268] device bridge_slave_1 entered promiscuous mode [ 46.870296] CPU: 1 PID: 7064 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 46.881905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.881911] Call Trace: [ 46.881928] dump_stack+0x138/0x197 [ 46.881944] should_fail.cold+0x10f/0x159 [ 46.881957] should_failslab+0xdb/0x130 [ 46.881967] kmem_cache_alloc+0x47/0x780 [ 46.881976] ? debug_object_activate+0x22c/0x450 [ 46.881987] ? find_held_lock+0x35/0x130 [ 46.881999] __debug_object_init+0x5b8/0x8e0 [ 46.882012] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 46.882019] ? debug_object_destroy+0x250/0x250 [ 46.882026] ? trace_hardirqs_on_caller+0x400/0x590 [ 46.882036] debug_object_activate+0x274/0x450 [ 46.882050] ? fsnotify_grab_connector+0xcd/0x1c0 [ 46.882059] ? debug_object_free+0x3f0/0x3f0 [ 46.882077] __call_rcu.constprop.0+0x35/0x820 [ 46.882085] ? fsnotify_destroy_marks+0x142/0x190 [ 46.882093] ? locks_free_lock_context+0x4c/0x130 [ 46.882101] kfree_call_rcu+0x15/0x20 [ 46.882109] sock_destroy_inode+0x45/0x60 [ 46.882114] ? sockfs_dname+0x90/0x90 [ 46.882122] destroy_inode+0xc2/0x120 [ 46.882128] evict+0x3e6/0x630 [ 46.882138] iput+0x471/0x900 [ 46.882151] dentry_unlink_inode+0x286/0x340 [ 46.882160] __dentry_kill+0x32e/0x580 [ 46.882166] ? dput.part.0+0x2a/0x750 [ 46.882175] ? dput.part.0+0x2a/0x750 [ 46.882182] dput.part.0+0x59f/0x750 [ 46.882193] ? __sock_release+0x2b0/0x2b0 [ 46.882200] dput+0x20/0x30 [ 46.882209] __fput+0x45f/0x7a0 [ 46.882221] ____fput+0x16/0x20 [ 46.882230] task_work_run+0x114/0x190 [ 46.882242] get_signal+0x18a8/0x1cd0 [ 46.882248] ? __fget+0x210/0x370 [ 46.882266] do_signal+0x86/0x19a0 [ 46.882272] ? check_preemption_disabled+0x3c/0x250 [ 46.882278] ? __fget+0x237/0x370 [ 46.882289] ? kick_process+0xef/0x180 [ 46.882295] ? setup_sigcontext+0x7d0/0x7d0 [ 46.882301] ? task_work_add+0x8e/0xf0 [ 46.882312] ? fput+0xd4/0x150 [ 46.882319] ? __sys_sendmsg+0xd1/0x140 [ 46.882326] ? SyS_shutdown+0x170/0x170 [ 46.882342] ? exit_to_usermode_loop+0x3d/0x220 [ 46.882353] exit_to_usermode_loop+0x15c/0x220 [ 46.882362] do_syscall_64+0x4bc/0x640 [ 46.894280] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.902024] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.902032] RIP: 0033:0x448e09 [ 46.902036] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.902048] RAX: 0000000000000028 RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 46.902054] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 46.910067] RBP: 0000000000000005 R08: 0000000000000002 R09: 0000000000003131 [ 46.910072] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 46.910076] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 47.144988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.154131] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.162020] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.168446] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.175732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.183837] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.191904] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.198242] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.205885] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.213154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.224033] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.233471] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.253854] FAULT_INJECTION: forcing a failure. [ 47.253854] name fail_futex, interval 1, probability 0, space 0, times 1 [ 47.253985] FAULT_INJECTION: forcing a failure. [ 47.253985] name fail_futex, interval 1, probability 0, space 0, times 1 [ 47.279267] CPU: 0 PID: 7071 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 47.286320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.295706] Call Trace: [ 47.298296] dump_stack+0x138/0x197 [ 47.301943] should_fail.cold+0x10f/0x159 [ 47.306108] ? find_held_lock+0x35/0x130 [ 47.310187] get_futex_key+0xa4e/0x1040 [ 47.314172] ? futex_lock_pi_atomic+0x210/0x210 [ 47.318837] ? trace_hardirqs_on_caller+0x400/0x590 [ 47.323857] futex_wake+0xd9/0x430 [ 47.327514] ? depot_save_stack+0x1f1/0x410 [ 47.331977] ? get_futex_key+0x1040/0x1040 [ 47.336243] do_futex+0x290/0x19e0 [ 47.339805] ? __lock_acquire+0x5f7/0x4620 [ 47.344136] ? __lock_acquire+0x5f7/0x4620 [ 47.348388] ? exit_robust_list+0x230/0x230 [ 47.352714] ? trace_hardirqs_on+0x10/0x10 [ 47.356945] ? trace_hardirqs_on+0x10/0x10 [ 47.361177] ? __might_fault+0x110/0x1d0 [ 47.365230] ? save_trace+0x290/0x290 [ 47.369020] ? __might_fault+0x110/0x1d0 [ 47.373081] ? __might_fault+0x110/0x1d0 [ 47.377172] ? find_held_lock+0x35/0x130 [ 47.381255] SyS_futex+0x215/0x302 [ 47.384944] ? do_futex+0x19e0/0x19e0 [ 47.388777] mm_release+0x30e/0x450 [ 47.392427] do_exit+0x3ad/0x2c10 [ 47.395890] ? check_preemption_disabled+0x3c/0x250 [ 47.399699] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.400904] ? find_held_lock+0x35/0x130 [ 47.400914] ? mm_update_next_owner+0x5d0/0x5d0 [ 47.400928] do_group_exit+0x111/0x330 [ 47.400942] get_signal+0x381/0x1cd0 [ 47.400961] do_signal+0x86/0x19a0 [ 47.400971] ? __fget+0x237/0x370 [ 47.400982] ? setup_sigcontext+0x7d0/0x7d0 [ 47.400991] ? __fdget+0x1b/0x20 [ 47.401004] ? sockfd_lookup_light+0xb4/0x160 [ 47.401014] ? __sys_sendmsg+0xd1/0x140 [ 47.429287] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.432292] ? SyS_futex+0x215/0x302 [ 47.432300] ? SyS_futex+0x222/0x302 [ 47.432312] ? exit_to_usermode_loop+0x3d/0x220 [ 47.432322] exit_to_usermode_loop+0x15c/0x220 [ 47.432331] do_syscall_64+0x4bc/0x640 [ 47.432336] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.432350] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.432357] RIP: 0033:0x448e09 [ 47.432361] RSP: 002b:00007fa5a6d1acf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 47.432369] RAX: fffffffffffffe00 RBX: 00000000006dfc78 RCX: 0000000000448e09 [ 47.432373] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc78 [ 47.432377] RBP: 00000000006dfc70 R08: 0000000000000000 R09: 0000000000000000 [ 47.432381] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 47.432385] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000000 [ 47.533245] CPU: 1 PID: 7070 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 47.540277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.549639] Call Trace: [ 47.552218] dump_stack+0x138/0x197 [ 47.555829] should_fail.cold+0x10f/0x159 [ 47.560081] get_futex_key+0xc7e/0x1040 [ 47.564055] ? trace_hardirqs_on+0x10/0x10 [ 47.568537] ? futex_lock_pi_atomic+0x210/0x210 [ 47.573189] futex_wake+0xd9/0x430 [ 47.576710] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 47.582005] ? get_futex_key+0x1040/0x1040 [ 47.586239] do_futex+0x290/0x19e0 [ 47.589795] ? __lock_acquire+0x5f7/0x4620 [ 47.594176] ? finish_task_switch+0x178/0x650 [ 47.598675] ? __lock_acquire+0x5f7/0x4620 [ 47.602907] ? exit_robust_list+0x230/0x230 [ 47.607251] ? trace_hardirqs_on+0x10/0x10 [ 47.611486] ? trace_hardirqs_on+0x10/0x10 [ 47.615737] ? __might_fault+0x110/0x1d0 [ 47.619812] ? save_trace+0x290/0x290 [ 47.623797] ? __might_fault+0x110/0x1d0 [ 47.627914] ? __might_fault+0x110/0x1d0 [ 47.631994] ? find_held_lock+0x35/0x130 [ 47.636069] SyS_futex+0x215/0x302 [ 47.639741] ? do_futex+0x19e0/0x19e0 [ 47.643542] mm_release+0x30e/0x450 [ 47.647161] do_exit+0x3ad/0x2c10 [ 47.650616] ? __dentry_kill+0x3e6/0x580 [ 47.654748] ? dput.part.0+0x59f/0x750 [ 47.658656] ? find_held_lock+0x35/0x130 [ 47.662718] ? mm_update_next_owner+0x5d0/0x5d0 [ 47.667398] do_group_exit+0x111/0x330 [ 47.671295] get_signal+0x381/0x1cd0 [ 47.674992] ? save_trace+0x290/0x290 [ 47.678805] do_signal+0x86/0x19a0 [ 47.682329] ? save_trace+0x290/0x290 [ 47.686128] ? lock_downgrade+0x740/0x740 [ 47.690286] ? task_work_run+0xf0/0x190 [ 47.694251] ? setup_sigcontext+0x7d0/0x7d0 [ 47.698578] ? find_held_lock+0x35/0x130 [ 47.702654] ? task_work_run+0xf0/0x190 [ 47.706642] ? SyS_futex+0x215/0x302 [ 47.710478] ? SyS_futex+0x222/0x302 [ 47.714395] ? exit_to_usermode_loop+0x3d/0x220 [ 47.719078] exit_to_usermode_loop+0x15c/0x220 [ 47.723680] do_syscall_64+0x4bc/0x640 [ 47.727555] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.732387] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.737571] RIP: 0033:0x448e09 [ 47.740753] RSP: 002b:00007fa5a6d3bcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 47.748462] RAX: fffffffffffffe00 RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 47.755751] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc68 [ 47.763019] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000000000 [ 47.770280] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 47.777638] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 47.785705] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.797412] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.805440] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.811928] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.819626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.828439] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.836402] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.842835] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.852133] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.861410] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.870231] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.882994] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.889640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.897989] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.906512] FAULT_INJECTION: forcing a failure. [ 47.906512] name failslab, interval 1, probability 0, space 0, times 0 [ 47.918083] CPU: 1 PID: 7076 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 47.925115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.934465] Call Trace: [ 47.937054] dump_stack+0x138/0x197 [ 47.940679] should_fail.cold+0x10f/0x159 [ 47.944884] ? ebitmap_cpy+0xcd/0x270 [ 47.948726] should_failslab+0xdb/0x130 [ 47.952707] kmem_cache_alloc+0x47/0x780 [ 47.956782] ? should_fail+0x355/0x41e [ 47.960689] ? netlink_attachskb+0x6a0/0x6a0 [ 47.965109] ebitmap_cpy+0xcd/0x270 [ 47.968738] ? hashtab_search+0x196/0x230 [ 47.972888] mls_compute_sid+0x22f/0xd60 [ 47.976937] ? mls_convert_context+0x6a0/0x6a0 [ 47.981508] security_compute_sid.part.0+0xa8f/0x10f0 [ 47.986928] ? compute_sid_handle_invalid_context+0x270/0x270 [ 47.992831] ? do_futex+0x152/0x19e0 [ 47.996536] ? __fget+0x210/0x370 [ 48.000010] security_transition_sid+0xd6/0x130 [ 48.004696] selinux_socket_create+0x36d/0x4d0 [ 48.009411] ? selinux_ib_free_security+0x20/0x20 [ 48.014269] ? __fdget+0x1b/0x20 [ 48.019641] security_socket_create+0x83/0xc0 [ 48.024147] __sock_create+0x67/0x620 [ 48.028221] SyS_socket+0xd3/0x170 [ 48.031774] ? do_futex+0x19e0/0x19e0 [ 48.035585] ? move_addr_to_kernel+0x60/0x60 [ 48.039987] ? do_syscall_64+0x53/0x640 [ 48.043967] ? move_addr_to_kernel+0x60/0x60 [ 48.048361] do_syscall_64+0x1e8/0x640 [ 48.052232] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.057085] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.062282] RIP: 0033:0x448e09 [ 48.065474] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 48.073189] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 48.080569] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 48.087953] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 48.095233] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 48.102506] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 48.114491] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 48.129945] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 48.140240] FAULT_INJECTION: forcing a failure. [ 48.140240] name failslab, interval 1, probability 0, space 0, times 0 [ 48.152710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 48.153440] CPU: 0 PID: 7079 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 48.164039] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 48.166960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.166965] Call Trace: [ 48.166984] dump_stack+0x138/0x197 [ 48.167000] should_fail.cold+0x10f/0x159 [ 48.176332] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 48.183542] ? save_trace+0x290/0x290 [ 48.183557] should_failslab+0xdb/0x130 [ 48.183568] kmem_cache_alloc+0x47/0x780 [ 48.183580] ? debug_object_activate+0x22c/0x450 [ 48.183587] ? find_held_lock+0x35/0x130 [ 48.183597] __debug_object_init+0x5b8/0x8e0 [ 48.183611] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 48.183620] ? debug_object_destroy+0x250/0x250 [ 48.183626] ? trace_hardirqs_on_caller+0x400/0x590 [ 48.183636] debug_object_activate+0x274/0x450 [ 48.183646] ? debug_object_free+0x3f0/0x3f0 [ 48.183655] ? save_trace+0x290/0x290 [ 48.183661] ? save_trace+0x290/0x290 [ 48.183673] ? selinux_file_free_security+0x60/0x60 [ 48.189539] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.189864] __call_rcu.constprop.0+0x35/0x820 [ 48.189874] ? evict+0x3de/0x630 [ 48.213053] FAULT_INJECTION: forcing a failure. [ 48.213053] name fail_futex, interval 1, probability 0, space 0, times 0 [ 48.217671] ? find_held_lock+0x35/0x130 [ 48.217693] call_rcu+0x12/0x20 [ 48.224684] FAULT_INJECTION: forcing a failure. [ 48.224684] name fail_futex, interval 1, probability 0, space 0, times 0 [ 48.226149] selinux_inode_free_security+0x1c1/0x2a0 [ 48.311948] security_inode_free+0x50/0x90 [ 48.316222] __destroy_inode+0x1ef/0x4e0 [ 48.320304] destroy_inode+0x50/0x120 [ 48.324110] evict+0x3e6/0x630 [ 48.327326] iput+0x471/0x900 [ 48.330446] ? find_inode_nowait+0x180/0x180 [ 48.334878] dentry_unlink_inode+0x286/0x340 [ 48.339423] __dentry_kill+0x32e/0x580 [ 48.343351] ? dput.part.0+0x2a/0x750 [ 48.347383] ? dput.part.0+0x2a/0x750 [ 48.351190] dput.part.0+0x4e3/0x750 [ 48.354924] dput+0x20/0x30 [ 48.357900] proc_flush_task+0x370/0x460 [ 48.361974] ? proc_tid_base_readdir+0x30/0x30 [ 48.366578] ? lock_downgrade+0x740/0x740 [ 48.370752] release_task+0x13b/0x1530 [ 48.374649] ? _raw_write_unlock_irq+0x28/0x90 [ 48.379348] do_exit+0x12ff/0x2c10 [ 48.382899] ? mm_update_next_owner+0x5d0/0x5d0 [ 48.387595] do_group_exit+0x111/0x330 [ 48.391510] get_signal+0x381/0x1cd0 [ 48.395233] do_signal+0x86/0x19a0 [ 48.398774] ? check_preemption_disabled+0x3c/0x250 [ 48.403817] ? __fget+0x237/0x370 [ 48.407282] ? kick_process+0xef/0x180 [ 48.411284] ? setup_sigcontext+0x7d0/0x7d0 [ 48.415639] ? task_work_add+0x8e/0xf0 [ 48.419535] ? __sys_sendmsg+0xd1/0x140 [ 48.423648] ? SyS_shutdown+0x170/0x170 [ 48.427646] ? exit_to_usermode_loop+0x3d/0x220 [ 48.432326] exit_to_usermode_loop+0x15c/0x220 [ 48.436909] do_syscall_64+0x4bc/0x640 [ 48.440791] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.445638] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.450834] RIP: 0033:0x448e09 [ 48.454031] RSP: 002b:00007fa5a6d1acb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.461742] RAX: 0000000000000028 RBX: 00007fa5a6d1acc0 RCX: 0000000000448e09 [ 48.469015] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 48.476292] RBP: 0000000000000005 R08: 0000000000000002 R09: 0000000000003131 [ 48.483565] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 48.490829] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000001 [ 48.498114] CPU: 1 PID: 7082 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 48.505146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.507982] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 48.514492] Call Trace: [ 48.514513] dump_stack+0x138/0x197 [ 48.514529] should_fail.cold+0x10f/0x159 [ 48.514545] get_futex_key+0x1b9/0x1040 [ 48.514557] ? futex_lock_pi_atomic+0x210/0x210 [ 48.514568] ? find_held_lock+0x35/0x130 [ 48.514578] futex_wake+0xd9/0x430 [ 48.514588] ? get_futex_key+0x1040/0x1040 [ 48.514603] do_futex+0x290/0x19e0 [ 48.514610] ? __lock_acquire+0x5f7/0x4620 [ 48.514622] ? __lock_acquire+0x5f7/0x4620 [ 48.514633] ? exit_robust_list+0x230/0x230 [ 48.514640] ? trace_hardirqs_on+0x10/0x10 [ 48.514652] ? trace_hardirqs_on+0x10/0x10 [ 48.514665] ? __might_fault+0x110/0x1d0 [ 48.514674] ? save_trace+0x290/0x290 [ 48.514681] ? __might_fault+0x110/0x1d0 [ 48.514688] ? __might_fault+0x110/0x1d0 [ 48.514695] ? find_held_lock+0x35/0x130 [ 48.514707] SyS_futex+0x215/0x302 [ 48.523224] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 48.524044] ? do_futex+0x19e0/0x19e0 [ 48.531772] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.531783] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.535783] mm_release+0x30e/0x450 [ 48.535794] do_exit+0x3ad/0x2c10 [ 48.544552] ? check_preemption_disabled+0x3c/0x250 [ 48.544572] ? find_held_lock+0x35/0x130 [ 48.552521] ? mm_update_next_owner+0x5d0/0x5d0 [ 48.552536] do_group_exit+0x111/0x330 [ 48.552550] get_signal+0x381/0x1cd0 [ 48.552568] do_signal+0x86/0x19a0 [ 48.552579] ? __fget+0x237/0x370 [ 48.552589] ? setup_sigcontext+0x7d0/0x7d0 [ 48.552596] ? __fdget+0x1b/0x20 [ 48.552608] ? sockfd_lookup_light+0xb4/0x160 [ 48.560544] ? __sys_sendmsg+0xd1/0x140 [ 48.560560] ? SyS_futex+0x215/0x302 [ 48.560566] ? SyS_futex+0x222/0x302 [ 48.560579] ? exit_to_usermode_loop+0x3d/0x220 [ 48.560590] exit_to_usermode_loop+0x15c/0x220 [ 48.560600] do_syscall_64+0x4bc/0x640 [ 48.569147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.569163] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.569172] RIP: 0033:0x448e09 [ 48.577610] RSP: 002b:00007fa5a6cf9cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 48.577620] RAX: fffffffffffffe00 RBX: 00000000006dfc88 RCX: 0000000000448e09 [ 48.577623] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc88 [ 48.577628] RBP: 00000000006dfc80 R08: 0000000000000000 R09: 0000000000000000 [ 48.577632] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc8c [ 48.577637] R13: 00007ffcd5d8d4af R14: 00007fa5a6cfa9c0 R15: 0000000000000001 [ 48.606936] CPU: 1 PID: 7078 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 48.618427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.618433] Call Trace: [ 48.618455] dump_stack+0x138/0x197 [ 48.618471] should_fail.cold+0x10f/0x159 [ 48.618486] get_futex_key+0xc7e/0x1040 [ 48.618501] ? trace_hardirqs_on+0x10/0x10 [ 48.628823] ? futex_lock_pi_atomic+0x210/0x210 [ 48.628836] futex_wake+0xd9/0x430 [ 48.628848] ? get_futex_key+0x1040/0x1040 [ 48.628871] do_futex+0x290/0x19e0 [ 48.637330] ? __lock_acquire+0x5f7/0x4620 [ 48.637340] ? finish_task_switch+0x178/0x650 [ 48.637352] ? __lock_acquire+0x5f7/0x4620 [ 48.646178] ? exit_robust_list+0x230/0x230 [ 48.646186] ? trace_hardirqs_on+0x10/0x10 [ 48.646199] ? trace_hardirqs_on+0x10/0x10 [ 48.653780] ? __might_fault+0x110/0x1d0 [ 48.653793] ? save_trace+0x290/0x290 [ 48.653799] ? __might_fault+0x110/0x1d0 [ 48.653807] ? __might_fault+0x110/0x1d0 [ 48.660767] ? find_held_lock+0x35/0x130 [ 48.660780] SyS_futex+0x215/0x302 [ 48.660793] ? do_futex+0x19e0/0x19e0 [ 48.660806] mm_release+0x30e/0x450 [ 48.660816] do_exit+0x3ad/0x2c10 [ 48.660825] ? __dentry_kill+0x3e6/0x580 [ 48.660830] ? dput.part.0+0x59f/0x750 [ 48.660840] ? find_held_lock+0x35/0x130 [ 48.668568] ? mm_update_next_owner+0x5d0/0x5d0 [ 48.668585] do_group_exit+0x111/0x330 [ 48.668599] get_signal+0x381/0x1cd0 [ 48.677052] ? save_trace+0x290/0x290 [ 48.677073] do_signal+0x86/0x19a0 [ 48.677081] ? save_trace+0x290/0x290 [ 48.677087] ? lock_downgrade+0x740/0x740 [ 48.677100] ? task_work_run+0xf0/0x190 [ 48.684506] ? setup_sigcontext+0x7d0/0x7d0 [ 48.684519] ? find_held_lock+0x35/0x130 [ 48.684532] ? task_work_run+0xf0/0x190 [ 48.693929] ? SyS_futex+0x215/0x302 [ 48.693935] ? SyS_futex+0x222/0x302 [ 48.693947] ? exit_to_usermode_loop+0x3d/0x220 [ 48.693958] exit_to_usermode_loop+0x15c/0x220 [ 48.693969] do_syscall_64+0x4bc/0x640 [ 48.693977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.693991] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.694000] RIP: 0033:0x448e09 [ 48.702808] RSP: 002b:00007fa5a6d3bcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 48.702818] RAX: fffffffffffffe00 RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 48.702821] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc68 [ 48.702825] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000000000 [ 48.702829] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 48.702833] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 49.006896] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.015236] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.022385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.031987] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.039839] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.055584] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.064820] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.073215] team0: Port device team_slave_0 added [ 49.078305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.086902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.095017] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.101428] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.108763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.117220] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.125080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.132888] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.143686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.152842] FAULT_INJECTION: forcing a failure. [ 49.152842] name failslab, interval 1, probability 0, space 0, times 0 [ 49.165608] CPU: 1 PID: 7095 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 49.172622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.182022] Call Trace: [ 49.184621] dump_stack+0x138/0x197 [ 49.188265] should_fail.cold+0x10f/0x159 [ 49.192424] should_failslab+0xdb/0x130 [ 49.196602] __kmalloc_track_caller+0x2ec/0x790 [ 49.201277] ? save_trace+0x290/0x290 [ 49.205083] ? kstrdup_const+0x48/0x60 [ 49.208967] kstrdup+0x3a/0x70 [ 49.212153] kstrdup_const+0x48/0x60 [ 49.215865] __kernfs_new_node+0x2f/0x420 [ 49.220117] kernfs_new_node+0x80/0xf0 [ 49.224309] kernfs_create_link+0x2c/0x170 [ 49.228561] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 49.233866] sysfs_create_link+0x65/0xc0 [ 49.237937] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 49.242693] ? napi_disable+0x90/0x90 [ 49.246502] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 49.251723] __netdev_upper_dev_link+0x1be/0x230 [ 49.256489] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 49.261242] ? lock_downgrade+0x740/0x740 [ 49.265384] netdev_master_upper_dev_link+0x32/0x40 [ 49.270391] batadv_hardif_enable_interface+0x1f1/0xa00 [ 49.275739] batadv_softif_slave_add+0x8b/0xf0 [ 49.280301] ? batadv_softif_slave_del+0xc0/0xc0 [ 49.285047] do_set_master+0x19f/0x200 [ 49.288923] do_setlink+0x99f/0x2d50 [ 49.292624] ? __lock_acquire+0x5f7/0x4620 [ 49.296982] ? rtnl_register+0x50/0x50 [ 49.300874] ? __lock_acquire+0x5f7/0x4620 [ 49.305100] ? trace_hardirqs_on+0x10/0x10 [ 49.309340] ? save_trace+0x290/0x290 [ 49.313134] ? __lock_acquire+0x5f7/0x4620 [ 49.317563] ? __lock_is_held+0xb6/0x140 [ 49.321611] ? find_held_lock+0x35/0x130 [ 49.325830] ? save_trace+0x290/0x290 [ 49.329759] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 49.335040] ? trace_hardirqs_on+0x10/0x10 [ 49.339270] ? validate_nla+0x201/0x5f0 [ 49.343242] ? nla_parse+0x186/0x240 [ 49.346961] rtnl_newlink+0x11a7/0x1700 [ 49.350944] ? rtnl_link_unregister+0x200/0x200 [ 49.355616] ? finish_task_switch+0x178/0x650 [ 49.360097] ? finish_task_switch+0x14d/0x650 [ 49.364691] ? __mutex_lock+0x951/0x1470 [ 49.368749] ? lock_downgrade+0x740/0x740 [ 49.372918] ? rtnl_link_unregister+0x200/0x200 [ 49.377693] rtnetlink_rcv_msg+0x3eb/0xb70 [ 49.381942] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 49.386519] ? netlink_deliver_tap+0x93/0x8f0 [ 49.391027] netlink_rcv_skb+0x14f/0x3c0 [ 49.395218] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 49.399805] ? lock_downgrade+0x740/0x740 [ 49.403957] ? netlink_ack+0x9a0/0x9a0 [ 49.407841] ? netlink_deliver_tap+0xba/0x8f0 [ 49.412404] rtnetlink_rcv+0x1d/0x30 [ 49.416135] netlink_unicast+0x45d/0x640 [ 49.420191] ? netlink_attachskb+0x6a0/0x6a0 [ 49.424707] ? security_netlink_send+0x81/0xb0 [ 49.429339] netlink_sendmsg+0x7c4/0xc60 [ 49.433424] ? netlink_unicast+0x640/0x640 [ 49.437679] ? security_socket_sendmsg+0x89/0xb0 [ 49.442450] ? netlink_unicast+0x640/0x640 [ 49.446813] sock_sendmsg+0xce/0x110 [ 49.451051] ___sys_sendmsg+0x70a/0x840 [ 49.455012] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 49.459752] ? __fget+0x210/0x370 [ 49.463205] ? find_held_lock+0x35/0x130 [ 49.467279] ? __fget+0x210/0x370 [ 49.470746] ? lock_downgrade+0x740/0x740 [ 49.475093] ? __fget+0x237/0x370 [ 49.478543] ? __fget_light+0x172/0x1f0 [ 49.482501] ? __fdget+0x1b/0x20 [ 49.485850] ? sockfd_lookup_light+0xb4/0x160 [ 49.490329] __sys_sendmsg+0xb9/0x140 [ 49.494110] ? SyS_shutdown+0x170/0x170 [ 49.498090] SyS_sendmsg+0x2d/0x50 [ 49.501644] ? __sys_sendmsg+0x140/0x140 [ 49.505695] do_syscall_64+0x1e8/0x640 [ 49.509563] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.514406] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 49.519583] RIP: 0033:0x448e09 [ 49.522788] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.530490] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 49.537761] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.545047] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 49.552589] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 49.559851] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 49.573803] FAULT_INJECTION: forcing a failure. [ 49.573803] name failslab, interval 1, probability 0, space 0, times 0 [ 49.585570] CPU: 1 PID: 7097 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 49.592634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.602117] Call Trace: [ 49.604754] dump_stack+0x138/0x197 [ 49.608396] should_fail.cold+0x10f/0x159 [ 49.612556] should_failslab+0xdb/0x130 [ 49.616699] kmem_cache_alloc+0x2d7/0x780 [ 49.621768] ? memcpy+0x46/0x50 [ 49.625122] ? kstrdup+0x5a/0x70 [ 49.629080] __kernfs_new_node+0x70/0x420 [ 49.633214] kernfs_new_node+0x80/0xf0 [ 49.637225] kernfs_create_link+0x2c/0x170 [ 49.641589] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 49.646888] sysfs_create_link+0x65/0xc0 [ 49.650953] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 49.655702] ? napi_disable+0x90/0x90 [ 49.659583] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 49.664810] __netdev_upper_dev_link+0x1be/0x230 [ 49.669578] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 49.674338] ? lock_downgrade+0x740/0x740 [ 49.678484] netdev_master_upper_dev_link+0x32/0x40 [ 49.683487] batadv_hardif_enable_interface+0x1f1/0xa00 [ 49.688839] batadv_softif_slave_add+0x8b/0xf0 [ 49.693415] ? batadv_softif_slave_del+0xc0/0xc0 [ 49.698176] do_set_master+0x19f/0x200 [ 49.702077] do_setlink+0x99f/0x2d50 [ 49.705782] ? __lock_acquire+0x5f7/0x4620 [ 49.710024] ? rtnl_register+0x50/0x50 [ 49.713921] ? __lock_acquire+0x5f7/0x4620 [ 49.718369] ? __lock_acquire+0x5f7/0x4620 [ 49.722597] ? save_trace+0x290/0x290 [ 49.726409] ? trace_hardirqs_on+0x10/0x10 [ 49.730654] ? __lock_acquire+0x5f7/0x4620 [ 49.734888] ? save_trace+0x290/0x290 [ 49.738693] ? trace_hardirqs_on+0x10/0x10 [ 49.743223] ? validate_nla+0x201/0x5f0 [ 49.747201] ? nla_parse+0x186/0x240 [ 49.750908] rtnl_newlink+0x11a7/0x1700 [ 49.754998] ? rtnl_link_unregister+0x200/0x200 [ 49.759699] ? finish_task_switch+0x178/0x650 [ 49.764391] ? finish_task_switch+0x14d/0x650 [ 49.769017] ? __mutex_lock+0x951/0x1470 [ 49.773098] ? lock_downgrade+0x740/0x740 [ 49.777331] ? rtnl_link_unregister+0x200/0x200 [ 49.781995] rtnetlink_rcv_msg+0x3eb/0xb70 [ 49.786447] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 49.791153] ? netlink_deliver_tap+0x93/0x8f0 [ 49.795656] netlink_rcv_skb+0x14f/0x3c0 [ 49.799767] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 49.804449] ? lock_downgrade+0x740/0x740 [ 49.808586] ? netlink_ack+0x9a0/0x9a0 [ 49.812499] ? netlink_deliver_tap+0xba/0x8f0 [ 49.817152] rtnetlink_rcv+0x1d/0x30 [ 49.820874] netlink_unicast+0x45d/0x640 [ 49.824956] ? netlink_attachskb+0x6a0/0x6a0 [ 49.829393] ? security_netlink_send+0x81/0xb0 [ 49.834135] netlink_sendmsg+0x7c4/0xc60 [ 49.838358] ? netlink_unicast+0x640/0x640 [ 49.842617] ? security_socket_sendmsg+0x89/0xb0 [ 49.847385] ? netlink_unicast+0x640/0x640 [ 49.851740] sock_sendmsg+0xce/0x110 [ 49.855442] ___sys_sendmsg+0x70a/0x840 [ 49.859514] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 49.864258] ? __fget+0x210/0x370 [ 49.867718] ? find_held_lock+0x35/0x130 [ 49.871771] ? __fget+0x210/0x370 [ 49.875215] ? lock_downgrade+0x740/0x740 [ 49.879354] ? __fget+0x237/0x370 [ 49.882809] ? __fget_light+0x172/0x1f0 [ 49.886788] ? __fdget+0x1b/0x20 [ 49.890154] ? sockfd_lookup_light+0xb4/0x160 [ 49.894651] __sys_sendmsg+0xb9/0x140 [ 49.898451] ? SyS_shutdown+0x170/0x170 [ 49.902647] SyS_sendmsg+0x2d/0x50 [ 49.906215] ? __sys_sendmsg+0x140/0x140 [ 49.910414] do_syscall_64+0x1e8/0x640 [ 49.914818] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.919786] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 49.924979] RIP: 0033:0x448e09 [ 49.928380] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.936090] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 49.943560] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 49.950971] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 49.958271] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 49.965707] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 49.978602] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.988327] team0: Port device team_slave_1 added [ 49.995127] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.002405] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.009669] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.017092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.025098] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.033429] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.039809] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.049236] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 50.058599] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.067549] FAULT_INJECTION: forcing a failure. [ 50.067549] name failslab, interval 1, probability 0, space 0, times 0 [ 50.081906] CPU: 0 PID: 7095 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 50.088956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.098320] Call Trace: [ 50.100940] dump_stack+0x138/0x197 [ 50.104748] should_fail.cold+0x10f/0x159 [ 50.108992] should_failslab+0xdb/0x130 [ 50.112974] kmem_cache_alloc_node+0x287/0x780 [ 50.117556] __alloc_skb+0x9c/0x500 [ 50.121301] ? skb_scrub_packet+0x4b0/0x4b0 [ 50.125636] ? if_nlmsg_size+0x38f/0x810 [ 50.129691] rtmsg_ifinfo_build_skb+0x72/0x140 [ 50.134283] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 50.139030] rtnetlink_event+0xf4/0x120 [ 50.142997] notifier_call_chain+0x111/0x1b0 [ 50.147413] raw_notifier_call_chain+0x2e/0x40 [ 50.152088] call_netdevice_notifiers_info+0x56/0x70 [ 50.157202] __netdev_upper_dev_link+0x1da/0x230 [ 50.162079] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 50.166852] ? lock_downgrade+0x740/0x740 [ 50.171014] netdev_master_upper_dev_link+0x32/0x40 [ 50.176045] batadv_hardif_enable_interface+0x1f1/0xa00 [ 50.181428] batadv_softif_slave_add+0x8b/0xf0 [ 50.185996] ? batadv_softif_slave_del+0xc0/0xc0 [ 50.190812] do_set_master+0x19f/0x200 [ 50.194709] do_setlink+0x99f/0x2d50 [ 50.198420] ? __lock_acquire+0x5f7/0x4620 [ 50.202640] ? rtnl_register+0x50/0x50 [ 50.206583] ? trace_hardirqs_on+0x10/0x10 [ 50.210814] ? save_trace+0x290/0x290 [ 50.214766] ? __lock_acquire+0x5f7/0x4620 [ 50.219005] ? __lock_is_held+0xb6/0x140 [ 50.223224] ? find_held_lock+0x35/0x130 [ 50.227305] ? save_trace+0x290/0x290 [ 50.231110] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 50.237515] ? trace_hardirqs_on+0x10/0x10 [ 50.241803] ? validate_nla+0x201/0x5f0 [ 50.245765] ? nla_parse+0x186/0x240 [ 50.249468] rtnl_newlink+0x11a7/0x1700 [ 50.254391] ? rtnl_link_unregister+0x200/0x200 [ 50.259079] ? finish_task_switch+0x178/0x650 [ 50.263561] ? finish_task_switch+0x14d/0x650 [ 50.268046] ? __mutex_lock+0x951/0x1470 [ 50.272110] ? lock_downgrade+0x740/0x740 [ 50.276300] ? rtnl_link_unregister+0x200/0x200 [ 50.280961] rtnetlink_rcv_msg+0x3eb/0xb70 [ 50.285182] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 50.289747] ? netlink_deliver_tap+0x93/0x8f0 [ 50.294226] netlink_rcv_skb+0x14f/0x3c0 [ 50.298275] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 50.302846] ? lock_downgrade+0x740/0x740 [ 50.306988] ? netlink_ack+0x9a0/0x9a0 [ 50.310859] ? netlink_deliver_tap+0xba/0x8f0 [ 50.315357] rtnetlink_rcv+0x1d/0x30 [ 50.319055] netlink_unicast+0x45d/0x640 [ 50.323114] ? netlink_attachskb+0x6a0/0x6a0 [ 50.327512] ? security_netlink_send+0x81/0xb0 [ 50.332081] netlink_sendmsg+0x7c4/0xc60 [ 50.336124] ? netlink_unicast+0x640/0x640 [ 50.340369] ? security_socket_sendmsg+0x89/0xb0 [ 50.345112] ? netlink_unicast+0x640/0x640 [ 50.349345] sock_sendmsg+0xce/0x110 [ 50.353043] ___sys_sendmsg+0x70a/0x840 [ 50.356998] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 50.361741] ? __fget+0x210/0x370 [ 50.365190] ? find_held_lock+0x35/0x130 [ 50.369237] ? __fget+0x210/0x370 [ 50.372691] ? lock_downgrade+0x740/0x740 [ 50.376851] ? __fget+0x237/0x370 [ 50.380390] ? __fget_light+0x172/0x1f0 [ 50.384351] ? __fdget+0x1b/0x20 [ 50.387708] ? sockfd_lookup_light+0xb4/0x160 [ 50.392221] __sys_sendmsg+0xb9/0x140 [ 50.396018] ? SyS_shutdown+0x170/0x170 [ 50.400105] SyS_sendmsg+0x2d/0x50 [ 50.403661] ? __sys_sendmsg+0x140/0x140 [ 50.407739] do_syscall_64+0x1e8/0x640 [ 50.411620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.416542] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.422016] RIP: 0033:0x448e09 [ 50.425199] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.432928] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 50.440203] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 50.447477] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 50.454866] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 50.462242] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 50.475640] batman_adv: batadv0: Adding interface: veth0 [ 50.481372] batman_adv: batadv0: The MTU of interface veth0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 50.506644] batman_adv: batadv0: Interface activated: veth0 [ 50.514808] FAULT_INJECTION: forcing a failure. [ 50.514808] name failslab, interval 1, probability 0, space 0, times 0 [ 50.526258] CPU: 1 PID: 7100 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 50.533275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.542619] Call Trace: [ 50.545270] dump_stack+0x138/0x197 [ 50.548910] should_fail.cold+0x10f/0x159 [ 50.553061] should_failslab+0xdb/0x130 [ 50.557038] kmem_cache_alloc_node+0x287/0x780 [ 50.561610] __alloc_skb+0x9c/0x500 [ 50.565250] ? skb_scrub_packet+0x4b0/0x4b0 [ 50.569679] ? if_nlmsg_size+0x38f/0x810 [ 50.573741] rtmsg_ifinfo_build_skb+0x72/0x140 [ 50.578315] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 50.583129] rtnetlink_event+0xf4/0x120 [ 50.587112] notifier_call_chain+0x111/0x1b0 [ 50.591516] raw_notifier_call_chain+0x2e/0x40 [ 50.596135] call_netdevice_notifiers_info+0x56/0x70 [ 50.601241] __netdev_upper_dev_link+0x1da/0x230 [ 50.606941] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 50.611706] ? lock_downgrade+0x740/0x740 [ 50.616820] netdev_master_upper_dev_link+0x32/0x40 [ 50.621851] batadv_hardif_enable_interface+0x1f1/0xa00 [ 50.627473] batadv_softif_slave_add+0x8b/0xf0 [ 50.632068] ? batadv_softif_slave_del+0xc0/0xc0 [ 50.636942] do_set_master+0x19f/0x200 [ 50.640994] do_setlink+0x99f/0x2d50 [ 50.644736] ? __lock_acquire+0x5f7/0x4620 [ 50.649766] ? rtnl_register+0x50/0x50 [ 50.653668] ? trace_hardirqs_on+0x10/0x10 [ 50.657891] ? trace_hardirqs_on+0x10/0x10 [ 50.662128] ? save_trace+0x290/0x290 [ 50.666059] ? __lock_acquire+0x5f7/0x4620 [ 50.670293] ? __lock_is_held+0xb6/0x140 [ 50.674343] ? find_held_lock+0x35/0x130 [ 50.678406] ? save_trace+0x290/0x290 [ 50.682217] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 50.687493] ? trace_hardirqs_on+0x10/0x10 [ 50.691810] ? validate_nla+0x201/0x5f0 [ 50.695778] ? nla_parse+0x186/0x240 [ 50.699480] rtnl_newlink+0x11a7/0x1700 [ 50.703450] ? rtnl_link_unregister+0x200/0x200 [ 50.708103] ? finish_task_switch+0x178/0x650 [ 50.712582] ? finish_task_switch+0x14d/0x650 [ 50.717093] ? __mutex_lock+0x951/0x1470 [ 50.721146] ? lock_downgrade+0x740/0x740 [ 50.725309] ? rtnl_link_unregister+0x200/0x200 [ 50.729964] rtnetlink_rcv_msg+0x3eb/0xb70 [ 50.734185] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 50.738859] ? netlink_deliver_tap+0x93/0x8f0 [ 50.743848] netlink_rcv_skb+0x14f/0x3c0 [ 50.749176] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 50.754109] ? lock_downgrade+0x740/0x740 [ 50.759154] ? netlink_ack+0x9a0/0x9a0 [ 50.763214] ? netlink_deliver_tap+0xba/0x8f0 [ 50.767847] rtnetlink_rcv+0x1d/0x30 [ 50.771588] netlink_unicast+0x45d/0x640 [ 50.776357] ? netlink_attachskb+0x6a0/0x6a0 [ 50.781092] ? security_netlink_send+0x81/0xb0 [ 50.786159] netlink_sendmsg+0x7c4/0xc60 [ 50.790513] ? netlink_unicast+0x640/0x640 [ 50.794793] ? security_socket_sendmsg+0x89/0xb0 [ 50.799750] ? netlink_unicast+0x640/0x640 [ 50.803987] sock_sendmsg+0xce/0x110 [ 50.807867] ___sys_sendmsg+0x70a/0x840 [ 50.812128] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 50.816947] ? __fget+0x210/0x370 [ 50.820397] ? find_held_lock+0x35/0x130 [ 50.824450] ? __fget+0x210/0x370 [ 50.828071] ? lock_downgrade+0x740/0x740 [ 50.832245] ? __fget+0x237/0x370 [ 50.835702] ? __fget_light+0x172/0x1f0 [ 50.839665] ? __fdget+0x1b/0x20 [ 50.843025] ? sockfd_lookup_light+0xb4/0x160 [ 50.847614] __sys_sendmsg+0xb9/0x140 [ 50.851410] ? SyS_shutdown+0x170/0x170 [ 50.855529] SyS_sendmsg+0x2d/0x50 [ 50.859246] ? __sys_sendmsg+0x140/0x140 [ 50.863328] do_syscall_64+0x1e8/0x640 [ 50.867230] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.872199] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.877381] RIP: 0033:0x448e09 [ 50.880562] RSP: 002b:00007fa5a6cf9cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.888265] RAX: ffffffffffffffda RBX: 00007fa5a6cf9cc0 RCX: 0000000000448e09 [ 50.895523] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 50.902785] RBP: 0000000000000005 R08: 0000000000000002 R09: 0000000000003131 [ 50.910063] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc8c [ 50.917431] R13: 00007ffcd5d8d4af R14: 00007fa5a6cfa9c0 R15: 0000000000000001 [ 50.926256] batman_adv: batadv0: Adding interface: ip6gretap0 [ 50.932242] batman_adv: batadv0: The MTU of interface ip6gretap0 is too small (1434) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 50.957401] batman_adv: batadv0: Interface activated: ip6gretap0 [ 50.966122] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.976133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.984518] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.992756] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.002707] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.011271] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.020472] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.028668] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.036918] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.044630] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.052164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.059653] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.067585] device bridge_slave_0 left promiscuous mode [ 51.073461] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.079891] FAULT_INJECTION: forcing a failure. [ 51.079891] name failslab, interval 1, probability 0, space 0, times 0 [ 51.091257] CPU: 0 PID: 7103 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 51.098264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.107625] Call Trace: [ 51.110283] dump_stack+0x138/0x197 [ 51.113935] should_fail.cold+0x10f/0x159 [ 51.118079] should_failslab+0xdb/0x130 [ 51.122068] kmem_cache_alloc_node_trace+0x5a/0x770 [ 51.127104] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 51.132632] __kmalloc_node_track_caller+0x3d/0x80 [ 51.137580] __kmalloc_reserve.isra.0+0x40/0xe0 [ 51.142256] __alloc_skb+0xcf/0x500 [ 51.145907] ? skb_scrub_packet+0x4b0/0x4b0 [ 51.150233] br_ifinfo_notify.part.0+0x8f/0x180 [ 51.154911] br_ifinfo_notify+0x28/0x40 [ 51.158972] br_stp_disable_port+0xc3/0x180 [ 51.163295] del_nbp+0x128/0x8b0 [ 51.166649] br_del_if+0xdf/0x470 [ 51.170091] br_del_slave+0x21/0x30 [ 51.173709] ? br_fix_features+0x30/0x30 [ 51.177760] do_set_master+0xd5/0x200 [ 51.181544] do_setlink+0x99f/0x2d50 [ 51.185457] ? save_trace+0x290/0x290 [ 51.189277] ? rtnl_register+0x50/0x50 [ 51.193159] ? save_trace+0x290/0x290 [ 51.196951] ? check_preemption_disabled+0x3c/0x250 [ 51.202152] ? __lock_acquire+0x5f7/0x4620 [ 51.206415] ? trace_hardirqs_on+0x10/0x10 [ 51.210673] ? save_trace+0x290/0x290 [ 51.214477] ? save_trace+0x290/0x290 [ 51.218283] ? __lock_acquire+0x5f7/0x4620 [ 51.222530] ? __lock_is_held+0xb6/0x140 [ 51.226605] ? find_held_lock+0x35/0x130 [ 51.230665] rtnl_newlink+0x11a7/0x1700 [ 51.234635] ? trace_hardirqs_on+0x10/0x10 [ 51.238856] ? validate_nla+0x201/0x5f0 [ 51.242815] ? nla_parse+0x186/0x240 [ 51.246651] ? memset+0x32/0x40 [ 51.249922] ? rtnl_newlink+0x8d8/0x1700 [ 51.254005] ? rtnl_link_unregister+0x200/0x200 [ 51.258682] ? finish_task_switch+0x178/0x650 [ 51.263174] ? finish_task_switch+0x14d/0x650 [ 51.267808] ? __mutex_lock+0x951/0x1470 [ 51.271881] ? lock_downgrade+0x740/0x740 [ 51.276036] ? rtnl_link_unregister+0x200/0x200 [ 51.280692] rtnetlink_rcv_msg+0x3eb/0xb70 [ 51.284912] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 51.289480] ? netlink_deliver_tap+0x93/0x8f0 [ 51.293957] netlink_rcv_skb+0x14f/0x3c0 [ 51.297999] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 51.302571] ? lock_downgrade+0x740/0x740 [ 51.306790] ? netlink_ack+0x9a0/0x9a0 [ 51.310678] ? netlink_deliver_tap+0xba/0x8f0 [ 51.315163] rtnetlink_rcv+0x1d/0x30 [ 51.318871] netlink_unicast+0x45d/0x640 [ 51.322919] ? netlink_attachskb+0x6a0/0x6a0 [ 51.327315] ? security_netlink_send+0x81/0xb0 [ 51.331884] netlink_sendmsg+0x7c4/0xc60 [ 51.335957] ? netlink_unicast+0x640/0x640 [ 51.340268] ? security_socket_sendmsg+0x89/0xb0 [ 51.345031] ? netlink_unicast+0x640/0x640 [ 51.349268] sock_sendmsg+0xce/0x110 [ 51.352968] ___sys_sendmsg+0x70a/0x840 [ 51.356952] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 51.361724] ? __fget+0x210/0x370 [ 51.365173] ? find_held_lock+0x35/0x130 [ 51.369217] ? __fget+0x210/0x370 [ 51.372655] ? lock_downgrade+0x740/0x740 [ 51.376997] ? __fget+0x237/0x370 [ 51.380800] ? __fget_light+0x172/0x1f0 [ 51.384770] ? __fdget+0x1b/0x20 [ 51.388142] ? sockfd_lookup_light+0xb4/0x160 [ 51.392653] __sys_sendmsg+0xb9/0x140 [ 51.396449] ? SyS_shutdown+0x170/0x170 [ 51.400443] SyS_sendmsg+0x2d/0x50 [ 51.403965] ? __sys_sendmsg+0x140/0x140 [ 51.408012] do_syscall_64+0x1e8/0x640 [ 51.411881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.416710] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.421893] RIP: 0033:0x448e09 [ 51.425076] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.432778] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 51.440033] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 51.447297] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 51.454553] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 51.461813] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 51.504506] batman_adv: batadv0: Adding interface: bridge_slave_0 [ 51.511176] batman_adv: batadv0: The MTU of interface bridge_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.536934] batman_adv: batadv0: Interface activated: bridge_slave_0 [ 51.556835] FAULT_INJECTION: forcing a failure. [ 51.556835] name failslab, interval 1, probability 0, space 0, times 0 [ 51.569148] CPU: 1 PID: 7107 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 51.576194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.585692] Call Trace: [ 51.588299] dump_stack+0x138/0x197 [ 51.591941] should_fail.cold+0x10f/0x159 [ 51.596111] should_failslab+0xdb/0x130 [ 51.600087] kmem_cache_alloc_node+0x287/0x780 [ 51.604813] __alloc_skb+0x9c/0x500 [ 51.608454] ? skb_scrub_packet+0x4b0/0x4b0 [ 51.612786] ? if_nlmsg_size+0x38f/0x810 [ 51.616843] rtmsg_ifinfo_build_skb+0x72/0x140 [ 51.621431] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 51.626367] rtnetlink_event+0xf4/0x120 [ 51.630337] notifier_call_chain+0x111/0x1b0 [ 51.634751] raw_notifier_call_chain+0x2e/0x40 [ 51.639316] call_netdevice_notifiers_info+0x56/0x70 [ 51.644421] __netdev_upper_dev_link+0x1da/0x230 [ 51.649159] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 51.653898] ? lock_downgrade+0x740/0x740 [ 51.658031] netdev_master_upper_dev_link+0x32/0x40 [ 51.663039] batadv_hardif_enable_interface+0x1f1/0xa00 [ 51.668401] batadv_softif_slave_add+0x8b/0xf0 [ 51.672986] ? batadv_softif_slave_del+0xc0/0xc0 [ 51.677802] do_set_master+0x19f/0x200 [ 51.681686] do_setlink+0x99f/0x2d50 [ 51.685404] ? find_held_lock+0x35/0x130 [ 51.689468] ? load_balance+0xf83/0x2250 [ 51.693548] ? rtnl_register+0x50/0x50 [ 51.697441] ? __lock_acquire+0x5f7/0x4620 [ 51.701670] ? lock_downgrade+0x740/0x740 [ 51.705804] ? lock_pin_lock+0x390/0x390 [ 51.709881] ? save_trace+0x290/0x290 [ 51.713701] ? __lock_acquire+0x5f7/0x4620 [ 51.717926] ? __lock_is_held+0xb6/0x140 [ 51.721978] ? save_trace+0x290/0x290 [ 51.725798] ? trace_hardirqs_on+0x10/0x10 [ 51.730027] ? validate_nla+0x201/0x5f0 [ 51.734003] ? nla_parse+0x186/0x240 [ 51.737703] rtnl_newlink+0x11a7/0x1700 [ 51.741670] ? rtnl_link_unregister+0x200/0x200 [ 51.746322] ? finish_task_switch+0x178/0x650 [ 51.750821] ? finish_task_switch+0x14d/0x650 [ 51.755331] ? __mutex_lock+0x951/0x1470 [ 51.759388] ? lock_downgrade+0x740/0x740 [ 51.763563] ? rtnl_link_unregister+0x200/0x200 [ 51.768227] rtnetlink_rcv_msg+0x3eb/0xb70 [ 51.772464] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 51.777048] ? netlink_deliver_tap+0x93/0x8f0 [ 51.782481] netlink_rcv_skb+0x14f/0x3c0 [ 51.786660] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 51.791238] ? lock_downgrade+0x740/0x740 [ 51.795379] ? netlink_ack+0x9a0/0x9a0 [ 51.799256] ? netlink_deliver_tap+0xba/0x8f0 [ 51.803747] rtnetlink_rcv+0x1d/0x30 [ 51.807447] netlink_unicast+0x45d/0x640 [ 51.811510] ? netlink_attachskb+0x6a0/0x6a0 [ 51.815940] ? security_netlink_send+0x81/0xb0 [ 51.820533] netlink_sendmsg+0x7c4/0xc60 [ 51.826785] ? netlink_unicast+0x640/0x640 [ 51.831013] ? security_socket_sendmsg+0x89/0xb0 [ 51.835759] ? netlink_unicast+0x640/0x640 [ 51.840114] sock_sendmsg+0xce/0x110 [ 51.843887] ___sys_sendmsg+0x70a/0x840 [ 51.847855] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 51.853012] ? __fget+0x210/0x370 [ 51.856471] ? find_held_lock+0x35/0x130 [ 51.860530] ? __fget+0x210/0x370 [ 51.863982] ? lock_downgrade+0x740/0x740 [ 51.868120] ? __fget+0x237/0x370 [ 51.871572] ? __fget_light+0x172/0x1f0 [ 51.875528] ? __fdget+0x1b/0x20 [ 51.878988] ? sockfd_lookup_light+0xb4/0x160 [ 51.883490] __sys_sendmsg+0xb9/0x140 [ 51.887291] ? SyS_shutdown+0x170/0x170 [ 51.891253] SyS_sendmsg+0x2d/0x50 [ 51.894773] ? __sys_sendmsg+0x140/0x140 [ 51.898843] do_syscall_64+0x1e8/0x640 [ 51.902740] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.907666] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.912981] RIP: 0033:0x448e09 [ 51.916161] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.923979] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 51.931397] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 51.938655] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 51.946027] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 51.953415] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 51.965435] batman_adv: batadv0: Adding interface: dummy0 [ 51.971131] batman_adv: batadv0: The MTU of interface dummy0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.996606] batman_adv: batadv0: Interface activated: dummy0 [ 52.004910] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.014540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.035522] FAULT_INJECTION: forcing a failure. [ 52.035522] name failslab, interval 1, probability 0, space 0, times 0 [ 52.049932] CPU: 1 PID: 7112 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 52.057002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.066527] Call Trace: [ 52.069109] dump_stack+0x138/0x197 [ 52.072751] should_fail.cold+0x10f/0x159 [ 52.076901] should_failslab+0xdb/0x130 [ 52.080870] kmem_cache_alloc_node_trace+0x280/0x770 [ 52.085983] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 52.091422] __kmalloc_node_track_caller+0x3d/0x80 [ 52.096514] __kmalloc_reserve.isra.0+0x40/0xe0 [ 52.101177] __alloc_skb+0xcf/0x500 [ 52.104796] ? skb_scrub_packet+0x4b0/0x4b0 [ 52.109111] ? if_nlmsg_size+0x38f/0x810 [ 52.113162] rtmsg_ifinfo_build_skb+0x72/0x140 [ 52.117725] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 52.122481] rtnetlink_event+0xf4/0x120 [ 52.126457] notifier_call_chain+0x111/0x1b0 [ 52.130997] raw_notifier_call_chain+0x2e/0x40 [ 52.135627] call_netdevice_notifiers_info+0x56/0x70 [ 52.140737] netdev_upper_dev_unlink+0xb5/0xe0 [ 52.145530] ? __netdev_adjacent_dev_unlink_neighbour+0x40/0x40 [ 52.151703] ? kobject_put+0x6d/0x80 [ 52.155537] bond_upper_dev_unlink.isra.0+0x38/0xc0 [ 52.160571] __bond_release_one+0x2e9/0x1450 [ 52.165085] ? save_trace+0x290/0x290 [ 52.168877] ? bond_enslave+0x4d00/0x4d00 [ 52.173027] ? find_held_lock+0x35/0x130 [ 52.177186] ? save_trace+0x290/0x290 [ 52.181006] ? cpuacct_charge+0x1db/0x360 [ 52.185157] ? save_trace+0x290/0x290 [ 52.188939] ? save_trace+0x290/0x290 [ 52.192721] ? save_trace+0x290/0x290 [ 52.196503] ? __bond_release_one+0x1450/0x1450 [ 52.201164] bond_release+0x22/0x30 [ 52.204804] do_set_master+0xd5/0x200 [ 52.208606] do_setlink+0x99f/0x2d50 [ 52.212328] ? load_balance+0xf83/0x2250 [ 52.216385] ? rtnl_register+0x50/0x50 [ 52.220268] ? __lock_acquire+0x5f7/0x4620 [ 52.224496] ? lock_downgrade+0x740/0x740 [ 52.228629] ? lock_pin_lock+0x390/0x390 [ 52.232710] ? save_trace+0x290/0x290 [ 52.236495] ? __lock_acquire+0x5f7/0x4620 [ 52.240719] ? __lock_is_held+0xb6/0x140 [ 52.244770] ? save_trace+0x290/0x290 [ 52.248563] ? trace_hardirqs_on+0x10/0x10 [ 52.252784] ? validate_nla+0x201/0x5f0 [ 52.256758] rtnl_newlink+0x11a7/0x1700 [ 52.260731] ? memset+0x32/0x40 [ 52.264000] ? rtnl_newlink+0x8d8/0x1700 [ 52.268050] ? rtnl_link_unregister+0x200/0x200 [ 52.272710] ? finish_task_switch+0x178/0x650 [ 52.277187] ? finish_task_switch+0x14d/0x650 [ 52.281682] ? __mutex_lock+0x951/0x1470 [ 52.285739] ? lock_downgrade+0x740/0x740 [ 52.289888] ? rtnl_link_unregister+0x200/0x200 [ 52.294556] rtnetlink_rcv_msg+0x3eb/0xb70 [ 52.298777] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 52.303350] ? netlink_deliver_tap+0x93/0x8f0 [ 52.308913] netlink_rcv_skb+0x14f/0x3c0 [ 52.313477] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 52.318045] ? lock_downgrade+0x740/0x740 [ 52.322188] ? netlink_ack+0x9a0/0x9a0 [ 52.326169] ? netlink_deliver_tap+0xba/0x8f0 [ 52.330681] rtnetlink_rcv+0x1d/0x30 [ 52.334380] netlink_unicast+0x45d/0x640 [ 52.338418] ? netlink_attachskb+0x6a0/0x6a0 [ 52.342812] ? security_netlink_send+0x81/0xb0 [ 52.347374] netlink_sendmsg+0x7c4/0xc60 [ 52.351418] ? netlink_unicast+0x640/0x640 [ 52.355632] ? security_socket_sendmsg+0x89/0xb0 [ 52.360373] ? netlink_unicast+0x640/0x640 [ 52.364719] sock_sendmsg+0xce/0x110 [ 52.368420] ___sys_sendmsg+0x70a/0x840 [ 52.372387] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 52.377138] ? __fget+0x210/0x370 [ 52.380590] ? find_held_lock+0x35/0x130 [ 52.384662] ? __fget+0x210/0x370 [ 52.388104] ? lock_downgrade+0x740/0x740 [ 52.392236] ? __fget+0x237/0x370 [ 52.395673] ? __fget_light+0x172/0x1f0 [ 52.399628] ? __fdget+0x1b/0x20 [ 52.402978] ? sockfd_lookup_light+0xb4/0x160 [ 52.407454] __sys_sendmsg+0xb9/0x140 [ 52.411237] ? SyS_shutdown+0x170/0x170 [ 52.415200] SyS_sendmsg+0x2d/0x50 [ 52.418716] ? __sys_sendmsg+0x140/0x140 [ 52.422767] do_syscall_64+0x1e8/0x640 [ 52.426760] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.431605] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 52.436781] RIP: 0033:0x448e09 [ 52.439953] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.447647] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 52.454915] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 52.462168] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 52.469518] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 52.476830] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 52.488515] bond0: Releasing backup interface bond_slave_0 [ 52.534273] batman_adv: batadv0: Adding interface: bond_slave_0 [ 52.540629] batman_adv: batadv0: The MTU of interface bond_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 52.566338] batman_adv: batadv0: Not using interface bond_slave_0 (retrying later): interface not active [ 52.576238] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.584918] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.592914] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.600644] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.608392] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.617917] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.627175] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.639742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.693740] device hsr_slave_0 entered promiscuous mode [ 52.730467] device hsr_slave_1 entered promiscuous mode [ 52.777586] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.786621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.797106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.804869] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.813150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.823820] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.829893] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.842686] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 52.849443] device bridge_slave_0 left promiscuous mode [ 52.855786] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.862228] FAULT_INJECTION: forcing a failure. [ 52.862228] name failslab, interval 1, probability 0, space 0, times 0 [ 52.873449] CPU: 1 PID: 7119 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 52.880559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.889918] Call Trace: [ 52.892514] dump_stack+0x138/0x197 [ 52.896163] should_fail.cold+0x10f/0x159 [ 52.900319] should_failslab+0xdb/0x130 [ 52.904290] kmem_cache_alloc_node_trace+0x5a/0x770 [ 52.909291] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 52.914743] __kmalloc_node_track_caller+0x3d/0x80 [ 52.919668] __kmalloc_reserve.isra.0+0x40/0xe0 [ 52.924327] __alloc_skb+0xcf/0x500 [ 52.927936] ? skb_scrub_packet+0x4b0/0x4b0 [ 52.932429] br_ifinfo_notify.part.0+0x8f/0x180 [ 52.937129] br_ifinfo_notify+0x28/0x40 [ 52.941098] br_stp_disable_port+0xc3/0x180 [ 52.945407] del_nbp+0x128/0x8b0 [ 52.948765] ? __lock_acquire+0x5f7/0x4620 [ 52.952988] br_del_if+0xdf/0x470 [ 52.956462] ? __lock_acquire+0x5f7/0x4620 [ 52.960709] br_del_slave+0x21/0x30 [ 52.964337] ? br_fix_features+0x30/0x30 [ 52.968396] do_set_master+0xd5/0x200 [ 52.972216] do_setlink+0x99f/0x2d50 [ 52.975941] ? trace_hardirqs_on+0x10/0x10 [ 52.980175] ? rtnl_register+0x50/0x50 [ 52.984052] ? __lock_acquire+0x5f7/0x4620 [ 52.988400] ? __lock_acquire+0x5f7/0x4620 [ 52.992633] ? __lock_acquire+0x5f7/0x4620 [ 52.996850] ? save_trace+0x290/0x290 [ 53.000638] ? trace_hardirqs_on+0x10/0x10 [ 53.004857] ? trace_hardirqs_on+0x10/0x10 [ 53.009074] ? save_trace+0x290/0x290 [ 53.012859] ? __lock_acquire+0x5f7/0x4620 [ 53.017206] ? __lock_is_held+0xb6/0x140 [ 53.021289] ? find_held_lock+0x35/0x130 [ 53.025346] rtnl_newlink+0x11a7/0x1700 [ 53.029321] ? trace_hardirqs_on+0x10/0x10 [ 53.033546] ? validate_nla+0x201/0x5f0 [ 53.037523] ? nla_parse+0x186/0x240 [ 53.041233] ? memset+0x32/0x40 [ 53.044495] ? rtnl_newlink+0x8d8/0x1700 [ 53.048541] ? rtnl_link_unregister+0x200/0x200 [ 53.053384] ? finish_task_switch+0x178/0x650 [ 53.057864] ? finish_task_switch+0x14d/0x650 [ 53.062345] ? __mutex_lock+0x951/0x1470 [ 53.066403] ? lock_downgrade+0x740/0x740 [ 53.070565] ? rtnl_link_unregister+0x200/0x200 [ 53.075230] rtnetlink_rcv_msg+0x3eb/0xb70 [ 53.079467] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 53.084046] ? netlink_deliver_tap+0x93/0x8f0 [ 53.088533] netlink_rcv_skb+0x14f/0x3c0 [ 53.092585] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 53.097159] ? lock_downgrade+0x740/0x740 [ 53.101294] ? netlink_ack+0x9a0/0x9a0 [ 53.105166] ? netlink_deliver_tap+0xba/0x8f0 [ 53.110191] rtnetlink_rcv+0x1d/0x30 [ 53.113914] netlink_unicast+0x45d/0x640 [ 53.117964] ? netlink_attachskb+0x6a0/0x6a0 [ 53.122379] ? security_netlink_send+0x81/0xb0 [ 53.126966] netlink_sendmsg+0x7c4/0xc60 [ 53.131037] ? netlink_unicast+0x640/0x640 [ 53.135265] ? security_socket_sendmsg+0x89/0xb0 [ 53.140067] ? netlink_unicast+0x640/0x640 [ 53.144290] sock_sendmsg+0xce/0x110 [ 53.147986] ___sys_sendmsg+0x70a/0x840 [ 53.152103] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 53.156872] ? __fget+0x210/0x370 [ 53.160317] ? find_held_lock+0x35/0x130 [ 53.164362] ? __fget+0x210/0x370 [ 53.167802] ? lock_downgrade+0x740/0x740 [ 53.171957] ? __fget+0x237/0x370 [ 53.175429] ? __fget_light+0x172/0x1f0 [ 53.179386] ? __fdget+0x1b/0x20 [ 53.182735] ? sockfd_lookup_light+0xb4/0x160 [ 53.187215] __sys_sendmsg+0xb9/0x140 [ 53.191015] ? SyS_shutdown+0x170/0x170 [ 53.194980] SyS_sendmsg+0x2d/0x50 [ 53.198519] ? __sys_sendmsg+0x140/0x140 [ 53.202569] do_syscall_64+0x1e8/0x640 [ 53.206457] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.211292] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 53.216463] RIP: 0033:0x448e09 [ 53.219797] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.227521] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 53.234779] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 53.242053] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 53.249330] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 53.256589] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 53.291434] batman_adv: batadv0: Adding interface: bridge_slave_0 [ 53.297849] batman_adv: batadv0: The MTU of interface bridge_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.323254] batman_adv: batadv0: Interface activated: bridge_slave_0 [ 53.333323] FAULT_INJECTION: forcing a failure. [ 53.333323] name failslab, interval 1, probability 0, space 0, times 0 [ 53.344879] CPU: 0 PID: 7121 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 53.351982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.351987] Call Trace: [ 53.352004] dump_stack+0x138/0x197 [ 53.352020] should_fail.cold+0x10f/0x159 [ 53.352033] should_failslab+0xdb/0x130 [ 53.364243] kmem_cache_alloc_node+0x287/0x780 [ 53.371997] __alloc_skb+0x9c/0x500 [ 53.372005] ? skb_scrub_packet+0x4b0/0x4b0 [ 53.372015] ? if_nlmsg_size+0x38f/0x810 [ 53.372023] rtmsg_ifinfo_build_skb+0x72/0x140 [ 53.372032] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 53.372039] rtnetlink_event+0xf4/0x120 [ 53.372050] notifier_call_chain+0x111/0x1b0 [ 53.372060] raw_notifier_call_chain+0x2e/0x40 [ 53.372068] call_netdevice_notifiers_info+0x56/0x70 [ 53.372077] __netdev_upper_dev_link+0x1da/0x230 [ 53.372086] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 53.430229] ? lock_downgrade+0x740/0x740 [ 53.434376] netdev_master_upper_dev_link+0x32/0x40 [ 53.439436] batadv_hardif_enable_interface+0x1f1/0xa00 [ 53.444903] batadv_softif_slave_add+0x8b/0xf0 [ 53.449475] ? batadv_softif_slave_del+0xc0/0xc0 [ 53.454244] do_set_master+0x19f/0x200 [ 53.458158] do_setlink+0x99f/0x2d50 [ 53.461866] ? find_held_lock+0x35/0x130 [ 53.465912] ? load_balance+0xf83/0x2250 [ 53.469972] ? rtnl_register+0x50/0x50 [ 53.473879] ? __lock_acquire+0x5f7/0x4620 [ 53.478105] ? lock_downgrade+0x740/0x740 [ 53.482260] ? lock_pin_lock+0x390/0x390 [ 53.486323] ? save_trace+0x290/0x290 [ 53.490117] ? __lock_acquire+0x5f7/0x4620 [ 53.494347] ? __lock_is_held+0xb6/0x140 [ 53.498390] ? save_trace+0x290/0x290 [ 53.502185] ? trace_hardirqs_on+0x10/0x10 [ 53.506404] ? validate_nla+0x201/0x5f0 [ 53.510374] ? nla_parse+0x186/0x240 [ 53.514073] rtnl_newlink+0x11a7/0x1700 [ 53.518033] ? rtnl_link_unregister+0x200/0x200 [ 53.522776] ? finish_task_switch+0x178/0x650 [ 53.527596] ? finish_task_switch+0x14d/0x650 [ 53.532079] ? __mutex_lock+0x951/0x1470 [ 53.536129] ? lock_downgrade+0x740/0x740 [ 53.540292] ? rtnl_link_unregister+0x200/0x200 [ 53.544957] rtnetlink_rcv_msg+0x3eb/0xb70 [ 53.549196] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 53.553761] ? netlink_deliver_tap+0x93/0x8f0 [ 53.558239] netlink_rcv_skb+0x14f/0x3c0 [ 53.562317] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 53.566887] ? lock_downgrade+0x740/0x740 [ 53.571038] ? netlink_ack+0x9a0/0x9a0 [ 53.575065] ? netlink_deliver_tap+0xba/0x8f0 [ 53.579601] rtnetlink_rcv+0x1d/0x30 [ 53.583319] netlink_unicast+0x45d/0x640 [ 53.587372] ? netlink_attachskb+0x6a0/0x6a0 [ 53.591779] ? security_netlink_send+0x81/0xb0 [ 53.596347] netlink_sendmsg+0x7c4/0xc60 [ 53.600413] ? netlink_unicast+0x640/0x640 [ 53.604637] ? security_socket_sendmsg+0x89/0xb0 [ 53.609378] ? netlink_unicast+0x640/0x640 [ 53.613607] sock_sendmsg+0xce/0x110 [ 53.617317] ___sys_sendmsg+0x70a/0x840 [ 53.621281] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 53.626028] ? __fget+0x210/0x370 [ 53.629469] ? find_held_lock+0x35/0x130 [ 53.633511] ? __fget+0x210/0x370 [ 53.636950] ? lock_downgrade+0x740/0x740 [ 53.641085] ? __fget+0x237/0x370 [ 53.644521] ? __fget_light+0x172/0x1f0 [ 53.648477] ? __fdget+0x1b/0x20 [ 53.651853] ? sockfd_lookup_light+0xb4/0x160 [ 53.656538] __sys_sendmsg+0xb9/0x140 [ 53.660354] ? SyS_shutdown+0x170/0x170 [ 53.664339] SyS_sendmsg+0x2d/0x50 [ 53.667871] ? __sys_sendmsg+0x140/0x140 [ 53.671941] do_syscall_64+0x1e8/0x640 [ 53.675828] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.680673] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 53.685857] RIP: 0033:0x448e09 [ 53.689030] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.696723] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 53.703980] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 53.711234] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 53.718612] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 53.725938] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 53.736015] batman_adv: batadv0: Adding interface: veth0_to_team [ 53.742269] batman_adv: batadv0: The MTU of interface veth0_to_team is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 53.767709] batman_adv: batadv0: Interface activated: veth0_to_team [ 53.777794] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 53.787951] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.801441] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 53.814037] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.821072] FAULT_INJECTION: forcing a failure. [ 53.821072] name failslab, interval 1, probability 0, space 0, times 0 [ 53.830603] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.838702] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 53.841010] FAULT_INJECTION: forcing a failure. [ 53.841010] name failslab, interval 1, probability 0, space 0, times 0 [ 53.848570] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.864957] CPU: 0 PID: 7122 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 53.870620] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 53.873219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.882997] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.889253] Call Trace: [ 53.897882] dump_stack+0x138/0x197 [ 53.897898] should_fail.cold+0x10f/0x159 [ 53.897915] should_failslab+0xdb/0x130 [ 53.897928] kmem_cache_alloc+0x47/0x780 [ 53.906255] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.909645] ? debug_object_activate+0x22c/0x450 [ 53.924543] ? find_held_lock+0x35/0x130 [ 53.928638] __debug_object_init+0x5b8/0x8e0 [ 53.933074] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 53.938217] ? debug_object_destroy+0x250/0x250 [ 53.942927] ? trace_hardirqs_on_caller+0x400/0x590 [ 53.947972] debug_object_activate+0x274/0x450 [ 53.952579] ? fsnotify_grab_connector+0xcd/0x1c0 [ 53.957450] ? debug_object_free+0x3f0/0x3f0 [ 53.961892] __call_rcu.constprop.0+0x35/0x820 [ 53.962172] FAULT_INJECTION: forcing a failure. [ 53.962172] name failslab, interval 1, probability 0, space 0, times 0 [ 53.966488] ? fsnotify_destroy_marks+0x142/0x190 [ 53.982508] ? locks_free_lock_context+0x4c/0x130 [ 53.987378] kfree_call_rcu+0x15/0x20 [ 53.991189] sock_destroy_inode+0x45/0x60 [ 53.995328] ? sockfs_dname+0x90/0x90 [ 53.999117] destroy_inode+0xc2/0x120 [ 54.002908] evict+0x3e6/0x630 [ 54.006106] iput+0x471/0x900 [ 54.009212] dentry_unlink_inode+0x286/0x340 [ 54.013611] __dentry_kill+0x32e/0x580 [ 54.017693] ? dput.part.0+0x2a/0x750 [ 54.021483] ? dput.part.0+0x2a/0x750 [ 54.025274] dput.part.0+0x59f/0x750 [ 54.029020] ? __sock_release+0x2b0/0x2b0 [ 54.033166] dput+0x20/0x30 [ 54.036096] __fput+0x45f/0x7a0 [ 54.039564] ____fput+0x16/0x20 [ 54.042853] task_work_run+0x114/0x190 [ 54.046751] get_signal+0x18a8/0x1cd0 [ 54.050548] ? __fget+0x210/0x370 [ 54.054004] do_signal+0x86/0x19a0 [ 54.057535] ? check_preemption_disabled+0x3c/0x250 [ 54.062540] ? __fget+0x237/0x370 [ 54.065983] ? kick_process+0xef/0x180 [ 54.069860] ? setup_sigcontext+0x7d0/0x7d0 [ 54.074520] ? task_work_add+0x8e/0xf0 [ 54.078406] ? fput+0xd4/0x150 [ 54.081594] ? __sys_sendmsg+0xd1/0x140 [ 54.085559] ? SyS_shutdown+0x170/0x170 [ 54.089532] ? exit_to_usermode_loop+0x3d/0x220 [ 54.094314] exit_to_usermode_loop+0x15c/0x220 [ 54.098889] do_syscall_64+0x4bc/0x640 [ 54.102768] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.107606] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.112790] RIP: 0033:0x448e09 [ 54.115974] RSP: 002b:00007fa5a6d1acb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.123688] RAX: 0000000000000028 RBX: 00007fa5a6d1acc0 RCX: 0000000000448e09 [ 54.130965] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 54.138243] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 54.145509] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 54.152773] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000000 [ 54.160088] CPU: 1 PID: 7128 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 54.167116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.176463] Call Trace: [ 54.179044] dump_stack+0x138/0x197 [ 54.182660] should_fail.cold+0x10f/0x159 [ 54.186793] should_failslab+0xdb/0x130 [ 54.190754] kmem_cache_alloc_node+0x287/0x780 [ 54.195325] __alloc_skb+0x9c/0x500 [ 54.198936] ? skb_scrub_packet+0x4b0/0x4b0 [ 54.203246] ? if_nlmsg_size+0x38f/0x810 [ 54.207294] rtmsg_ifinfo_build_skb+0x72/0x140 [ 54.211950] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 54.216691] rtnetlink_event+0xf4/0x120 [ 54.220665] notifier_call_chain+0x111/0x1b0 [ 54.225060] raw_notifier_call_chain+0x2e/0x40 [ 54.229626] call_netdevice_notifiers_info+0x56/0x70 [ 54.234714] __netdev_upper_dev_link+0x1da/0x230 [ 54.239459] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 54.244219] ? lock_downgrade+0x740/0x740 [ 54.248364] netdev_master_upper_dev_link+0x32/0x40 [ 54.253378] batadv_hardif_enable_interface+0x1f1/0xa00 [ 54.258740] batadv_softif_slave_add+0x8b/0xf0 [ 54.263303] ? batadv_softif_slave_del+0xc0/0xc0 [ 54.268047] do_set_master+0x19f/0x200 [ 54.271920] do_setlink+0x99f/0x2d50 [ 54.275620] ? trace_hardirqs_on+0x10/0x10 [ 54.279840] ? rtnl_register+0x50/0x50 [ 54.283711] ? trace_hardirqs_on+0x10/0x10 [ 54.287935] ? is_bpf_text_address+0x7f/0x120 [ 54.292415] ? find_held_lock+0x35/0x130 [ 54.296458] ? is_bpf_text_address+0x7f/0x120 [ 54.300939] ? __lock_acquire+0x5f7/0x4620 [ 54.305158] ? __lock_acquire+0x5f7/0x4620 [ 54.309380] ? is_bpf_text_address+0xa6/0x120 [ 54.313865] ? trace_hardirqs_on+0x10/0x10 [ 54.318090] ? validate_nla+0x201/0x5f0 [ 54.322051] ? nla_parse+0x186/0x240 [ 54.325774] rtnl_newlink+0x11a7/0x1700 [ 54.329773] ? rtnl_link_unregister+0x200/0x200 [ 54.334437] ? avc_has_perm_noaudit+0x2b2/0x420 [ 54.339098] ? lock_acquire+0x16f/0x430 [ 54.343073] ? rtnetlink_rcv_msg+0x33a/0xb70 [ 54.347487] ? rtnl_link_unregister+0x200/0x200 [ 54.352136] rtnetlink_rcv_msg+0x3eb/0xb70 [ 54.356358] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 54.361207] ? netlink_deliver_tap+0x93/0x8f0 [ 54.365692] netlink_rcv_skb+0x14f/0x3c0 [ 54.369748] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 54.374315] ? lock_downgrade+0x740/0x740 [ 54.378477] ? netlink_ack+0x9a0/0x9a0 [ 54.382366] ? netlink_deliver_tap+0xba/0x8f0 [ 54.386865] rtnetlink_rcv+0x1d/0x30 [ 54.390564] netlink_unicast+0x45d/0x640 [ 54.394612] ? netlink_attachskb+0x6a0/0x6a0 [ 54.399007] ? security_netlink_send+0x81/0xb0 [ 54.403575] netlink_sendmsg+0x7c4/0xc60 [ 54.407620] ? netlink_unicast+0x640/0x640 [ 54.411838] ? security_socket_sendmsg+0x89/0xb0 [ 54.416579] ? netlink_unicast+0x640/0x640 [ 54.420798] sock_sendmsg+0xce/0x110 [ 54.424496] ___sys_sendmsg+0x70a/0x840 [ 54.428458] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 54.433204] ? __fget+0x210/0x370 [ 54.436670] ? find_held_lock+0x35/0x130 [ 54.440718] ? __fget+0x210/0x370 [ 54.444180] ? lock_downgrade+0x740/0x740 [ 54.448312] ? __fget+0x237/0x370 [ 54.451751] ? __fget_light+0x172/0x1f0 [ 54.455716] ? __fdget+0x1b/0x20 [ 54.459064] ? sockfd_lookup_light+0xb4/0x160 [ 54.463543] __sys_sendmsg+0xb9/0x140 [ 54.467325] ? SyS_shutdown+0x170/0x170 [ 54.471289] SyS_sendmsg+0x2d/0x50 [ 54.475079] ? __sys_sendmsg+0x140/0x140 [ 54.479177] do_syscall_64+0x1e8/0x640 [ 54.483063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.487907] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.493087] RIP: 0033:0x448e09 [ 54.496261] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.503953] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 54.511206] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 54.518484] RBP: 0000000000000005 R08: 0000000000000002 R09: 0000000000003131 [ 54.525737] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 54.532989] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 54.543823] CPU: 0 PID: 7125 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 54.548935] batman_adv: batadv0: Adding interface: veth1_to_bond [ 54.550921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.550925] Call Trace: [ 54.550942] dump_stack+0x138/0x197 [ 54.550957] should_fail.cold+0x10f/0x159 [ 54.550971] should_failslab+0xdb/0x130 [ 54.550983] kmem_cache_alloc+0x47/0x780 [ 54.550994] ? debug_object_activate+0x22c/0x450 [ 54.551005] ? find_held_lock+0x35/0x130 [ 54.551015] __debug_object_init+0x5b8/0x8e0 [ 54.551028] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 54.551035] ? debug_object_destroy+0x250/0x250 [ 54.551041] ? trace_hardirqs_on_caller+0x400/0x590 [ 54.551053] debug_object_activate+0x274/0x450 [ 54.551058] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 54.551066] ? debug_object_free+0x3f0/0x3f0 [ 54.551072] ? find_held_lock+0x35/0x130 [ 54.551087] ? child_wait_callback+0x220/0x220 [ 54.551096] __call_rcu.constprop.0+0x35/0x820 [ 54.551104] ? trace_hardirqs_on_caller+0x400/0x590 [ 54.551111] call_rcu+0x12/0x20 [ 54.551117] release_task+0xbdf/0x1530 [ 54.551129] do_exit+0x12ff/0x2c10 [ 54.551141] ? mm_update_next_owner+0x5d0/0x5d0 [ 54.551156] do_group_exit+0x111/0x330 [ 54.551170] get_signal+0x381/0x1cd0 [ 54.551190] do_signal+0x86/0x19a0 [ 54.551198] ? check_preemption_disabled+0x3c/0x250 [ 54.551207] ? __fget+0x237/0x370 [ 54.551218] ? kick_process+0xef/0x180 [ 54.551225] ? setup_sigcontext+0x7d0/0x7d0 [ 54.551236] ? task_work_add+0x8e/0xf0 [ 54.551249] ? __sys_sendmsg+0xd1/0x140 [ 54.551256] ? SyS_shutdown+0x170/0x170 [ 54.551273] ? exit_to_usermode_loop+0x3d/0x220 [ 54.551284] exit_to_usermode_loop+0x15c/0x220 [ 54.551294] do_syscall_64+0x4bc/0x640 [ 54.551301] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.551314] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.551322] RIP: 0033:0x448e09 [ 54.551326] RSP: 002b:00007fa5a6cf9cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.551335] RAX: 0000000000000028 RBX: 00007fa5a6cf9cc0 RCX: 0000000000448e09 [ 54.551339] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 54.551344] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 54.551348] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc8c [ 54.551352] R13: 00007ffcd5d8d4af R14: 00007fa5a6cfa9c0 R15: 0000000000000001 [ 54.772999] batman_adv: batadv0: The MTU of interface veth1_to_bond is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 54.799006] batman_adv: batadv0: Interface activated: veth1_to_bond [ 54.810698] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.818487] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.828618] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.834993] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.843734] FAULT_INJECTION: forcing a failure. [ 54.843734] name failslab, interval 1, probability 0, space 0, times 0 [ 54.856802] CPU: 0 PID: 7140 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 54.863852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.873205] Call Trace: [ 54.875792] dump_stack+0x138/0x197 [ 54.879423] should_fail.cold+0x10f/0x159 [ 54.883690] should_failslab+0xdb/0x130 [ 54.887649] kmem_cache_alloc_node+0x287/0x780 [ 54.892232] __alloc_skb+0x9c/0x500 [ 54.896212] ? skb_scrub_packet+0x4b0/0x4b0 [ 54.900531] ? if_nlmsg_size+0x38f/0x810 [ 54.904586] rtmsg_ifinfo_build_skb+0x72/0x140 [ 54.909154] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 54.913903] rtnetlink_event+0xf4/0x120 [ 54.917878] notifier_call_chain+0x111/0x1b0 [ 54.922275] raw_notifier_call_chain+0x2e/0x40 [ 54.926845] call_netdevice_notifiers_info+0x56/0x70 [ 54.931945] __netdev_upper_dev_link+0x1da/0x230 [ 54.936694] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 54.941443] ? lock_downgrade+0x740/0x740 [ 54.945582] netdev_master_upper_dev_link+0x32/0x40 [ 54.950759] batadv_hardif_enable_interface+0x1f1/0xa00 [ 54.956135] batadv_softif_slave_add+0x8b/0xf0 [ 54.960724] ? batadv_softif_slave_del+0xc0/0xc0 [ 54.965495] do_set_master+0x19f/0x200 [ 54.969392] do_setlink+0x99f/0x2d50 [ 54.973112] ? __lock_acquire+0x5f7/0x4620 [ 54.977443] ? rtnl_register+0x50/0x50 [ 54.981343] ? trace_hardirqs_on+0x10/0x10 [ 54.985593] ? trace_hardirqs_on+0x10/0x10 [ 54.989822] ? save_trace+0x290/0x290 [ 54.993628] ? __lock_acquire+0x5f7/0x4620 [ 54.997997] ? __lock_is_held+0xb6/0x140 [ 55.002045] ? find_held_lock+0x35/0x130 [ 55.006105] ? save_trace+0x290/0x290 [ 55.009918] ? trace_hardirqs_on+0x10/0x10 [ 55.014164] ? validate_nla+0x201/0x5f0 [ 55.018142] ? nla_parse+0x186/0x240 [ 55.021856] rtnl_newlink+0x11a7/0x1700 [ 55.025827] ? rtnl_link_unregister+0x200/0x200 [ 55.030486] ? finish_task_switch+0x178/0x650 [ 55.034977] ? finish_task_switch+0x14d/0x650 [ 55.039463] ? __mutex_lock+0x951/0x1470 [ 55.043525] ? lock_downgrade+0x740/0x740 [ 55.047689] ? rtnl_link_unregister+0x200/0x200 [ 55.052353] rtnetlink_rcv_msg+0x3eb/0xb70 [ 55.057372] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 55.061947] ? netlink_deliver_tap+0x93/0x8f0 [ 55.066430] netlink_rcv_skb+0x14f/0x3c0 [ 55.070481] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 55.075780] ? lock_downgrade+0x740/0x740 [ 55.079913] ? netlink_ack+0x9a0/0x9a0 [ 55.083785] ? netlink_deliver_tap+0xba/0x8f0 [ 55.088274] rtnetlink_rcv+0x1d/0x30 [ 55.091986] netlink_unicast+0x45d/0x640 [ 55.096043] ? netlink_attachskb+0x6a0/0x6a0 [ 55.100439] ? security_netlink_send+0x81/0xb0 [ 55.105015] netlink_sendmsg+0x7c4/0xc60 [ 55.109074] ? netlink_unicast+0x640/0x640 [ 55.113309] ? security_socket_sendmsg+0x89/0xb0 [ 55.118074] ? netlink_unicast+0x640/0x640 [ 55.122299] sock_sendmsg+0xce/0x110 [ 55.125997] ___sys_sendmsg+0x70a/0x840 [ 55.129954] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 55.134698] ? __fget+0x210/0x370 [ 55.138136] ? find_held_lock+0x35/0x130 [ 55.142184] ? __fget+0x210/0x370 [ 55.145630] ? lock_downgrade+0x740/0x740 [ 55.149765] ? __fget+0x237/0x370 [ 55.153217] ? __fget_light+0x172/0x1f0 [ 55.157207] ? __fdget+0x1b/0x20 [ 55.160566] ? sockfd_lookup_light+0xb4/0x160 [ 55.165047] __sys_sendmsg+0xb9/0x140 [ 55.168858] ? SyS_shutdown+0x170/0x170 [ 55.172840] SyS_sendmsg+0x2d/0x50 [ 55.176366] ? __sys_sendmsg+0x140/0x140 [ 55.180412] do_syscall_64+0x1e8/0x640 [ 55.184279] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.189115] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.194319] RIP: 0033:0x448e09 [ 55.197501] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.205191] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 55.212452] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.221193] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 55.228716] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 55.235973] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 55.245138] batman_adv: batadv0: Adding interface: veth0_to_hsr [ 55.251286] batman_adv: batadv0: The MTU of interface veth0_to_hsr is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 55.276389] batman_adv: batadv0: Interface activated: veth0_to_hsr [ 55.297606] FAULT_INJECTION: forcing a failure. [ 55.297606] name failslab, interval 1, probability 0, space 0, times 0 [ 55.308986] CPU: 1 PID: 7149 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 55.316112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.325555] Call Trace: [ 55.328150] dump_stack+0x138/0x197 [ 55.331834] should_fail.cold+0x10f/0x159 [ 55.335969] should_failslab+0xdb/0x130 [ 55.339927] kmem_cache_alloc_node+0x287/0x780 [ 55.344495] __alloc_skb+0x9c/0x500 [ 55.348106] ? skb_scrub_packet+0x4b0/0x4b0 [ 55.352407] ? if_nlmsg_size+0x38f/0x810 [ 55.356458] rtmsg_ifinfo_build_skb+0x72/0x140 [ 55.361163] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 55.365906] rtnetlink_event+0xf4/0x120 [ 55.369886] notifier_call_chain+0x111/0x1b0 [ 55.374294] raw_notifier_call_chain+0x2e/0x40 [ 55.378871] call_netdevice_notifiers_info+0x56/0x70 [ 55.383957] __netdev_upper_dev_link+0x1da/0x230 [ 55.388693] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 55.393430] ? lock_downgrade+0x740/0x740 [ 55.397562] netdev_master_upper_dev_link+0x32/0x40 [ 55.402564] batadv_hardif_enable_interface+0x1f1/0xa00 [ 55.407913] batadv_softif_slave_add+0x8b/0xf0 [ 55.412495] ? batadv_softif_slave_del+0xc0/0xc0 [ 55.417242] do_set_master+0x19f/0x200 [ 55.423316] do_setlink+0x99f/0x2d50 [ 55.427030] ? find_held_lock+0x35/0x130 [ 55.431082] ? load_balance+0xf83/0x2250 [ 55.435131] ? rtnl_register+0x50/0x50 [ 55.439004] ? __lock_acquire+0x5f7/0x4620 [ 55.443247] ? lock_downgrade+0x740/0x740 [ 55.447525] ? lock_pin_lock+0x390/0x390 [ 55.451609] ? save_trace+0x290/0x290 [ 55.455414] ? __lock_acquire+0x5f7/0x4620 [ 55.459801] ? __lock_is_held+0xb6/0x140 [ 55.463872] ? save_trace+0x290/0x290 [ 55.467688] ? trace_hardirqs_on+0x10/0x10 [ 55.471924] ? validate_nla+0x201/0x5f0 [ 55.475937] ? nla_parse+0x186/0x240 [ 55.479652] rtnl_newlink+0x11a7/0x1700 [ 55.483765] ? rtnl_link_unregister+0x200/0x200 [ 55.488441] ? finish_task_switch+0x178/0x650 [ 55.492926] ? finish_task_switch+0x14d/0x650 [ 55.497411] ? __mutex_lock+0x951/0x1470 [ 55.501491] ? lock_downgrade+0x740/0x740 [ 55.505737] ? rtnl_link_unregister+0x200/0x200 [ 55.510398] rtnetlink_rcv_msg+0x3eb/0xb70 [ 55.514648] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 55.519227] ? netlink_deliver_tap+0x93/0x8f0 [ 55.523738] netlink_rcv_skb+0x14f/0x3c0 [ 55.527810] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 55.532390] ? lock_downgrade+0x740/0x740 [ 55.536543] ? netlink_ack+0x9a0/0x9a0 [ 55.540431] ? netlink_deliver_tap+0xba/0x8f0 [ 55.544916] rtnetlink_rcv+0x1d/0x30 [ 55.548612] netlink_unicast+0x45d/0x640 [ 55.552663] ? netlink_attachskb+0x6a0/0x6a0 [ 55.557067] ? security_netlink_send+0x81/0xb0 [ 55.562194] netlink_sendmsg+0x7c4/0xc60 [ 55.566611] ? netlink_unicast+0x640/0x640 [ 55.570967] ? security_socket_sendmsg+0x89/0xb0 [ 55.576124] ? netlink_unicast+0x640/0x640 [ 55.580353] sock_sendmsg+0xce/0x110 [ 55.584056] ___sys_sendmsg+0x70a/0x840 [ 55.588130] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 55.592877] ? __fget+0x210/0x370 [ 55.596337] ? find_held_lock+0x35/0x130 [ 55.600524] ? __fget+0x210/0x370 [ 55.604168] ? lock_downgrade+0x740/0x740 [ 55.608318] ? __fget+0x237/0x370 [ 55.611873] ? __fget_light+0x172/0x1f0 [ 55.615946] ? __fdget+0x1b/0x20 [ 55.619316] ? sockfd_lookup_light+0xb4/0x160 [ 55.624114] __sys_sendmsg+0xb9/0x140 [ 55.627919] ? SyS_shutdown+0x170/0x170 [ 55.631885] SyS_sendmsg+0x2d/0x50 [ 55.635432] ? __sys_sendmsg+0x140/0x140 [ 55.639499] do_syscall_64+0x1e8/0x640 [ 55.643569] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.648558] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.653752] RIP: 0033:0x448e09 [ 55.657064] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.664957] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 55.672233] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.679493] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 55.686751] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 55.694009] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 55.705051] batman_adv: batadv0: Adding interface: veth1_to_team [ 55.713869] batman_adv: batadv0: The MTU of interface veth1_to_team is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 55.739546] batman_adv: batadv0: Interface activated: veth1_to_team [ 55.749963] FAULT_INJECTION: forcing a failure. [ 55.749963] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 55.762600] CPU: 0 PID: 7150 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 55.769628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.775332] FAULT_INJECTION: forcing a failure. [ 55.775332] name failslab, interval 1, probability 0, space 0, times 0 [ 55.779109] Call Trace: [ 55.779183] dump_stack+0x138/0x197 [ 55.779203] should_fail.cold+0x10f/0x159 [ 55.800722] ? save_trace+0x290/0x290 [ 55.804539] __alloc_pages_nodemask+0x1d6/0x7a0 [ 55.809206] ? find_held_lock+0x35/0x130 [ 55.813271] ? __alloc_pages_slowpath+0x2930/0x2930 [ 55.818429] ? lock_downgrade+0x740/0x740 [ 55.822585] alloc_pages_current+0xec/0x1e0 [ 55.827347] __get_free_pages+0xf/0x40 [ 55.831255] __tlb_remove_page_size+0x2c5/0x4f0 [ 55.835939] unmap_page_range+0xacd/0x1770 [ 55.840185] ? vm_normal_page_pmd+0x360/0x360 [ 55.844688] ? uprobe_munmap+0x94/0x210 [ 55.848671] unmap_single_vma+0x15d/0x2c0 [ 55.852908] unmap_vmas+0xac/0x170 [ 55.856454] exit_mmap+0x285/0x4e0 [ 55.859984] ? SyS_munmap+0x30/0x30 [ 55.863632] ? kmem_cache_free+0x244/0x2b0 [ 55.867905] ? __khugepaged_exit+0xcf/0x3d0 [ 55.872232] ? mm_update_next_owner+0x450/0x5d0 [ 55.876910] mmput+0x114/0x440 [ 55.880105] do_exit+0x71d/0x2c10 [ 55.883555] ? find_held_lock+0x35/0x130 [ 55.887609] ? mm_update_next_owner+0x5d0/0x5d0 [ 55.892284] do_group_exit+0x111/0x330 [ 55.896171] get_signal+0x381/0x1cd0 [ 55.899920] do_signal+0x86/0x19a0 [ 55.903454] ? check_preemption_disabled+0x3c/0x250 [ 55.908467] ? __fget+0x237/0x370 [ 55.911932] ? kick_process+0xef/0x180 [ 55.915889] ? setup_sigcontext+0x7d0/0x7d0 [ 55.920225] ? task_work_add+0x8e/0xf0 [ 55.924115] ? __sys_sendmsg+0xd1/0x140 [ 55.928083] ? SyS_shutdown+0x170/0x170 [ 55.932065] ? exit_to_usermode_loop+0x3d/0x220 [ 55.936743] exit_to_usermode_loop+0x15c/0x220 [ 55.941340] do_syscall_64+0x4bc/0x640 [ 55.945234] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.950078] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 55.955262] RIP: 0033:0x448e09 [ 55.958440] RSP: 002b:00007fa5a6d1acb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 55.966159] RAX: 0000000000000028 RBX: 00007fa5a6d1acc0 RCX: 0000000000448e09 [ 55.973426] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 55.980693] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 55.987968] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 55.995315] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000000 [ 56.002605] CPU: 1 PID: 7163 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 56.009627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.018965] Call Trace: [ 56.021541] dump_stack+0x138/0x197 [ 56.025155] should_fail.cold+0x10f/0x159 [ 56.029537] should_failslab+0xdb/0x130 [ 56.033542] kmem_cache_alloc_node+0x287/0x780 [ 56.038129] __alloc_skb+0x9c/0x500 [ 56.041749] ? skb_scrub_packet+0x4b0/0x4b0 [ 56.046060] ? if_nlmsg_size+0x38f/0x810 [ 56.050106] rtmsg_ifinfo_build_skb+0x72/0x140 [ 56.054677] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 56.059418] rtnetlink_event+0xf4/0x120 [ 56.063380] notifier_call_chain+0x111/0x1b0 [ 56.067773] raw_notifier_call_chain+0x2e/0x40 [ 56.072338] call_netdevice_notifiers_info+0x56/0x70 [ 56.077441] __netdev_upper_dev_link+0x1da/0x230 [ 56.082180] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 56.086923] ? lock_downgrade+0x740/0x740 [ 56.091057] netdev_master_upper_dev_link+0x32/0x40 [ 56.096059] batadv_hardif_enable_interface+0x1f1/0xa00 [ 56.101415] batadv_softif_slave_add+0x8b/0xf0 [ 56.105977] ? batadv_softif_slave_del+0xc0/0xc0 [ 56.110717] do_set_master+0x19f/0x200 [ 56.114589] do_setlink+0x99f/0x2d50 [ 56.118287] ? trace_hardirqs_on+0x10/0x10 [ 56.122540] ? rtnl_register+0x50/0x50 [ 56.126411] ? trace_hardirqs_on+0x10/0x10 [ 56.130630] ? is_bpf_text_address+0x7f/0x120 [ 56.135111] ? find_held_lock+0x35/0x130 [ 56.139159] ? is_bpf_text_address+0x7f/0x120 [ 56.143645] ? __lock_acquire+0x5f7/0x4620 [ 56.147864] ? __lock_acquire+0x5f7/0x4620 [ 56.152082] ? is_bpf_text_address+0xa6/0x120 [ 56.156564] ? trace_hardirqs_on+0x10/0x10 [ 56.160786] ? validate_nla+0x201/0x5f0 [ 56.164745] ? nla_parse+0x186/0x240 [ 56.168460] rtnl_newlink+0x11a7/0x1700 [ 56.172438] ? rtnl_link_unregister+0x200/0x200 [ 56.177130] ? avc_has_perm_noaudit+0x2b2/0x420 [ 56.181787] ? lock_acquire+0x16f/0x430 [ 56.185742] ? rtnetlink_rcv_msg+0x33a/0xb70 [ 56.190153] ? rtnl_link_unregister+0x200/0x200 [ 56.194804] rtnetlink_rcv_msg+0x3eb/0xb70 [ 56.199023] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 56.203605] ? netlink_deliver_tap+0x93/0x8f0 [ 56.208083] netlink_rcv_skb+0x14f/0x3c0 [ 56.212155] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 56.216738] ? lock_downgrade+0x740/0x740 [ 56.220866] ? netlink_ack+0x9a0/0x9a0 [ 56.224737] ? netlink_deliver_tap+0xba/0x8f0 [ 56.229231] rtnetlink_rcv+0x1d/0x30 [ 56.232928] netlink_unicast+0x45d/0x640 [ 56.236976] ? netlink_attachskb+0x6a0/0x6a0 [ 56.241367] ? security_netlink_send+0x81/0xb0 [ 56.245929] netlink_sendmsg+0x7c4/0xc60 [ 56.249974] ? netlink_unicast+0x640/0x640 [ 56.254192] ? security_socket_sendmsg+0x89/0xb0 [ 56.258932] ? netlink_unicast+0x640/0x640 [ 56.263161] sock_sendmsg+0xce/0x110 [ 56.266864] ___sys_sendmsg+0x70a/0x840 [ 56.270824] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 56.275572] ? __fget+0x210/0x370 [ 56.279013] ? find_held_lock+0x35/0x130 [ 56.283068] ? __fget+0x210/0x370 [ 56.286510] ? lock_downgrade+0x740/0x740 [ 56.290644] ? __fget+0x237/0x370 [ 56.294083] ? __fget_light+0x172/0x1f0 [ 56.298044] ? __fdget+0x1b/0x20 [ 56.301394] ? sockfd_lookup_light+0xb4/0x160 [ 56.305872] __sys_sendmsg+0xb9/0x140 [ 56.309654] ? SyS_shutdown+0x170/0x170 [ 56.313620] SyS_sendmsg+0x2d/0x50 [ 56.317151] ? __sys_sendmsg+0x140/0x140 [ 56.321197] do_syscall_64+0x1e8/0x640 [ 56.325070] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.329911] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 56.335090] RIP: 0033:0x448e09 [ 56.338262] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 56.345962] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 56.353222] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 56.360478] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 56.367734] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 56.374986] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 56.391468] batman_adv: batadv0: Adding interface: hsr_slave_1 [ 56.397650] batman_adv: batadv0: The MTU of interface hsr_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 56.423281] batman_adv: batadv0: Interface activated: hsr_slave_1 [ 56.439918] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 56.448999] FAULT_INJECTION: forcing a failure. [ 56.448999] name fail_futex, interval 1, probability 0, space 0, times 0 [ 56.450394] FAULT_INJECTION: forcing a failure. [ 56.450394] name fail_futex, interval 1, probability 0, space 0, times 0 [ 56.461906] FAULT_INJECTION: forcing a failure. [ 56.461906] name fail_futex, interval 1, probability 0, space 0, times 0 [ 56.480212] FAULT_INJECTION: forcing a failure. [ 56.480212] name failslab, interval 1, probability 0, space 0, times 0 [ 56.491009] CPU: 1 PID: 7165 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 56.501451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.510797] Call Trace: [ 56.513391] dump_stack+0x138/0x197 [ 56.517013] should_fail.cold+0x10f/0x159 [ 56.521157] get_futex_key+0x1b9/0x1040 [ 56.525129] ? futex_lock_pi_atomic+0x210/0x210 [ 56.529791] ? find_held_lock+0x35/0x130 [ 56.533844] futex_wake+0xd9/0x430 [ 56.537384] ? get_futex_key+0x1040/0x1040 [ 56.541619] do_futex+0x290/0x19e0 [ 56.545170] ? __lock_acquire+0x5f7/0x4620 [ 56.549399] ? __lock_acquire+0x5f7/0x4620 [ 56.553626] ? exit_robust_list+0x230/0x230 [ 56.557935] ? trace_hardirqs_on+0x10/0x10 [ 56.562161] ? trace_hardirqs_on+0x10/0x10 [ 56.566385] ? __might_fault+0x110/0x1d0 [ 56.570435] ? save_trace+0x290/0x290 [ 56.574225] ? __might_fault+0x110/0x1d0 [ 56.578274] ? __might_fault+0x110/0x1d0 [ 56.582367] ? find_held_lock+0x35/0x130 [ 56.586465] SyS_futex+0x215/0x302 [ 56.590031] ? do_futex+0x19e0/0x19e0 [ 56.593853] mm_release+0x30e/0x450 [ 56.597508] do_exit+0x3ad/0x2c10 [ 56.600963] ? __dentry_kill+0x3e6/0x580 [ 56.605014] ? dput.part.0+0x59f/0x750 [ 56.609112] ? find_held_lock+0x35/0x130 [ 56.613175] ? mm_update_next_owner+0x5d0/0x5d0 [ 56.617968] do_group_exit+0x111/0x330 [ 56.621877] get_signal+0x381/0x1cd0 [ 56.625594] ? save_trace+0x290/0x290 [ 56.629393] do_signal+0x86/0x19a0 [ 56.632920] ? save_trace+0x290/0x290 [ 56.636708] ? lock_downgrade+0x740/0x740 [ 56.640845] ? task_work_run+0xf0/0x190 [ 56.644828] ? setup_sigcontext+0x7d0/0x7d0 [ 56.649161] ? find_held_lock+0x35/0x130 [ 56.653282] ? task_work_run+0xf0/0x190 [ 56.657261] ? SyS_futex+0x215/0x302 [ 56.660961] ? SyS_futex+0x222/0x302 [ 56.664667] ? exit_to_usermode_loop+0x3d/0x220 [ 56.669325] exit_to_usermode_loop+0x15c/0x220 [ 56.673901] do_syscall_64+0x4bc/0x640 [ 56.677774] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.682614] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 56.687790] RIP: 0033:0x448e09 [ 56.690967] RSP: 002b:00007fa5a6d3bcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 56.698665] RAX: fffffffffffffe00 RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 56.705923] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc68 [ 56.713187] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000000000 [ 56.720508] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 56.727782] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 56.735094] CPU: 0 PID: 7170 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 56.742139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.751512] Call Trace: [ 56.754113] dump_stack+0x138/0x197 [ 56.757872] should_fail.cold+0x10f/0x159 [ 56.762036] ? ebitmap_cpy+0xcd/0x270 [ 56.765864] should_failslab+0xdb/0x130 [ 56.765925] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.769844] kmem_cache_alloc+0x47/0x780 [ 56.769857] ? should_fail+0x355/0x41e [ 56.769868] ? netlink_attachskb+0x6a0/0x6a0 [ 56.769882] ebitmap_cpy+0xcd/0x270 [ 56.769888] ? hashtab_search+0x196/0x230 [ 56.769898] mls_compute_sid+0x22f/0xd60 [ 56.799949] ? mls_convert_context+0x6a0/0x6a0 [ 56.804544] security_compute_sid.part.0+0xa8f/0x10f0 [ 56.809837] ? compute_sid_handle_invalid_context+0x270/0x270 [ 56.815768] ? do_futex+0x152/0x19e0 [ 56.816621] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.819513] ? __fget+0x210/0x370 [ 56.819537] security_transition_sid+0xd6/0x130 [ 56.819550] selinux_socket_create+0x36d/0x4d0 [ 56.819558] ? selinux_ib_free_security+0x20/0x20 [ 56.819565] ? __fdget+0x1b/0x20 [ 56.846512] security_socket_create+0x83/0xc0 [ 56.851015] __sock_create+0x67/0x620 [ 56.854829] SyS_socket+0xd3/0x170 [ 56.858377] ? do_futex+0x19e0/0x19e0 [ 56.862187] ? move_addr_to_kernel+0x60/0x60 [ 56.866606] ? do_syscall_64+0x53/0x640 [ 56.868844] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.870576] ? move_addr_to_kernel+0x60/0x60 [ 56.870594] do_syscall_64+0x1e8/0x640 [ 56.870602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.870616] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 56.870624] RIP: 0033:0x448e09 [ 56.870627] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 56.870636] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 56.870639] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 56.870643] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 56.870647] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 56.870651] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 56.890373] FAULT_INJECTION: forcing a failure. [ 56.890373] name failslab, interval 1, probability 0, space 0, times 0 [ 56.896353] FAULT_INJECTION: forcing a failure. [ 56.896353] name fail_futex, interval 1, probability 0, space 0, times 0 [ 56.898654] CPU: 0 PID: 7176 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 56.898660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.898664] Call Trace: [ 56.898681] dump_stack+0x138/0x197 [ 56.898697] should_fail.cold+0x10f/0x159 [ 56.969478] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.972166] ? ebitmap_cpy+0xcd/0x270 [ 56.972182] should_failslab+0xdb/0x130 [ 56.972193] kmem_cache_alloc+0x47/0x780 [ 56.972205] ? try_to_wake_up+0xa8/0xf90 [ 56.972214] ebitmap_cpy+0xcd/0x270 [ 56.972220] ? hashtab_search+0x196/0x230 [ 56.972230] mls_compute_sid+0x22f/0xd60 [ 56.972238] ? mls_convert_context+0x6a0/0x6a0 [ 57.004372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.006127] security_compute_sid.part.0+0xa8f/0x10f0 [ 57.006142] ? compute_sid_handle_invalid_context+0x270/0x270 [ 57.006156] ? do_futex+0x152/0x19e0 [ 57.006165] ? __fget+0x210/0x370 [ 57.006182] security_transition_sid+0xd6/0x130 [ 57.006195] selinux_socket_create+0x36d/0x4d0 [ 57.006203] ? selinux_ib_free_security+0x20/0x20 [ 57.006211] ? __fdget+0x1b/0x20 [ 57.006222] security_socket_create+0x83/0xc0 [ 57.006235] __sock_create+0x67/0x620 [ 57.080982] SyS_socket+0xd3/0x170 [ 57.084516] ? do_futex+0x19e0/0x19e0 [ 57.088333] ? move_addr_to_kernel+0x60/0x60 [ 57.092764] ? do_syscall_64+0x53/0x640 [ 57.096741] ? move_addr_to_kernel+0x60/0x60 [ 57.101147] do_syscall_64+0x1e8/0x640 [ 57.105029] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.109874] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.115061] RIP: 0033:0x448e09 [ 57.118243] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 57.125943] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 57.133994] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 57.141272] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 57.141693] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.148538] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 57.148543] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 57.169452] CPU: 1 PID: 7166 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 57.176461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.176465] Call Trace: [ 57.176483] dump_stack+0x138/0x197 [ 57.176498] should_fail.cold+0x10f/0x159 [ 57.187601] FAULT_INJECTION: forcing a failure. [ 57.187601] name fail_futex, interval 1, probability 0, space 0, times 0 [ 57.188424] get_futex_key+0x1b9/0x1040 [ 57.211566] ? trace_hardirqs_on+0x10/0x10 [ 57.215858] ? futex_lock_pi_atomic+0x210/0x210 [ 57.220551] ? __lock_acquire+0x5f7/0x4620 [ 57.224826] futex_wake+0xd9/0x430 [ 57.228389] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 57.233698] ? get_futex_key+0x1040/0x1040 [ 57.237961] do_futex+0x290/0x19e0 [ 57.241517] ? __lock_acquire+0x5f7/0x4620 [ 57.245760] ? finish_task_switch+0x178/0x650 [ 57.250270] ? __lock_acquire+0x5f7/0x4620 [ 57.254520] ? exit_robust_list+0x230/0x230 [ 57.258854] ? trace_hardirqs_on+0x10/0x10 [ 57.263097] ? trace_hardirqs_on+0x10/0x10 [ 57.267326] ? __might_fault+0x110/0x1d0 [ 57.271389] ? save_trace+0x290/0x290 [ 57.273146] FAULT_INJECTION: forcing a failure. [ 57.273146] name failslab, interval 1, probability 0, space 0, times 0 [ 57.275185] ? __might_fault+0x110/0x1d0 [ 57.275194] ? __might_fault+0x110/0x1d0 [ 57.275207] ? find_held_lock+0x35/0x130 [ 57.298550] SyS_futex+0x215/0x302 [ 57.302083] ? do_futex+0x19e0/0x19e0 [ 57.305877] mm_release+0x30e/0x450 [ 57.309493] do_exit+0x3ad/0x2c10 [ 57.312937] ? check_preemption_disabled+0x3c/0x250 [ 57.317949] ? find_held_lock+0x35/0x130 [ 57.322085] ? mm_update_next_owner+0x5d0/0x5d0 [ 57.326755] do_group_exit+0x111/0x330 [ 57.330637] get_signal+0x381/0x1cd0 [ 57.334370] do_signal+0x86/0x19a0 [ 57.337914] ? __fget+0x237/0x370 [ 57.341360] ? setup_sigcontext+0x7d0/0x7d0 [ 57.345694] ? __fdget+0x1b/0x20 [ 57.349075] ? sockfd_lookup_light+0xb4/0x160 [ 57.354114] ? __sys_sendmsg+0xd1/0x140 [ 57.358091] ? SyS_futex+0x215/0x302 [ 57.361800] ? SyS_futex+0x222/0x302 [ 57.365512] ? exit_to_usermode_loop+0x3d/0x220 [ 57.370188] exit_to_usermode_loop+0x15c/0x220 [ 57.374766] do_syscall_64+0x4bc/0x640 [ 57.378646] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.383512] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.388715] RIP: 0033:0x448e09 [ 57.391901] RSP: 002b:00007fa5a6d1acf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 57.399599] RAX: fffffffffffffe00 RBX: 00000000006dfc78 RCX: 0000000000448e09 [ 57.402509] FAULT_INJECTION: forcing a failure. [ 57.402509] name fail_futex, interval 1, probability 0, space 0, times 0 [ 57.406862] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc78 [ 57.406867] RBP: 00000000006dfc70 R08: 0000000000000000 R09: 0000000000000000 [ 57.406872] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 57.406876] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000000 [ 57.412336] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 57.431474] CPU: 0 PID: 7177 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 57.460072] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.460763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.475991] Call Trace: [ 57.478581] dump_stack+0x138/0x197 [ 57.481511] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.482213] should_fail.cold+0x10f/0x159 [ 57.493378] get_futex_key+0xc7e/0x1040 [ 57.497351] ? futex_lock_pi_atomic+0x210/0x210 [ 57.500085] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.502010] ? find_held_lock+0x35/0x130 [ 57.512997] futex_wake+0xd9/0x430 [ 57.516558] ? get_futex_key+0x1040/0x1040 [ 57.520794] do_futex+0x290/0x19e0 [ 57.522384] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.524339] ? __lock_acquire+0x5f7/0x4620 [ 57.535335] ? __lock_acquire+0x5f7/0x4620 [ 57.539566] ? exit_robust_list+0x230/0x230 [ 57.543878] ? trace_hardirqs_on+0x10/0x10 [ 57.548102] ? trace_hardirqs_on+0x10/0x10 [ 57.552341] ? __might_fault+0x110/0x1d0 [ 57.553113] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.556413] ? save_trace+0x290/0x290 [ 57.556426] ? __might_fault+0x110/0x1d0 [ 57.570989] ? __might_fault+0x110/0x1d0 [ 57.575043] ? find_held_lock+0x35/0x130 [ 57.579105] SyS_futex+0x215/0x302 [ 57.582651] ? do_futex+0x19e0/0x19e0 [ 57.584934] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.586454] mm_release+0x30e/0x450 [ 57.586466] do_exit+0x3ad/0x2c10 [ 57.600257] ? check_preemption_disabled+0x3c/0x250 [ 57.605270] ? find_held_lock+0x35/0x130 [ 57.609323] ? mm_update_next_owner+0x5d0/0x5d0 [ 57.614007] do_group_exit+0x111/0x330 [ 57.618066] get_signal+0x381/0x1cd0 [ 57.619501] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.621798] do_signal+0x86/0x19a0 [ 57.621808] ? __fget+0x237/0x370 [ 57.621818] ? setup_sigcontext+0x7d0/0x7d0 [ 57.621826] ? __fdget+0x1b/0x20 [ 57.621835] ? sockfd_lookup_light+0xb4/0x160 [ 57.621844] ? __sys_sendmsg+0xd1/0x140 [ 57.621860] ? SyS_futex+0x215/0x302 [ 57.653164] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.655403] ? SyS_futex+0x222/0x302 [ 57.655419] ? exit_to_usermode_loop+0x3d/0x220 [ 57.670429] exit_to_usermode_loop+0x15c/0x220 [ 57.675019] do_syscall_64+0x4bc/0x640 [ 57.677754] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 57.678905] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.678921] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.695588] RIP: 0033:0x448e09 [ 57.698766] RSP: 002b:00007fa5a6d1acf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 57.706470] RAX: fffffffffffffe00 RBX: 00000000006dfc78 RCX: 0000000000448e09 [ 57.707523] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.713741] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc78 [ 57.713747] RBP: 00000000006dfc70 R08: 0000000000000000 R09: 0000000000000000 [ 57.713751] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 57.713755] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000001 [ 57.725049] CPU: 0 PID: 7184 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 57.760102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.769465] Call Trace: [ 57.772075] dump_stack+0x138/0x197 [ 57.775702] should_fail.cold+0x10f/0x159 [ 57.779848] should_failslab+0xdb/0x130 [ 57.781145] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.783831] kmem_cache_alloc+0x2d7/0x780 [ 57.783845] ? security_transition_sid+0xa4/0x130 [ 57.802415] ? sock_destroy_inode+0x60/0x60 [ 57.806731] sock_alloc_inode+0x1d/0x260 [ 57.810785] alloc_inode+0x64/0x180 [ 57.814406] new_inode_pseudo+0x19/0xf0 [ 57.818368] sock_alloc+0x41/0x280 [ 57.821896] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.827895] __sock_create+0x8f/0x620 [ 57.831724] SyS_socket+0xd3/0x170 [ 57.835273] ? do_futex+0x19e0/0x19e0 [ 57.839077] ? move_addr_to_kernel+0x60/0x60 [ 57.843503] ? do_syscall_64+0x53/0x640 [ 57.847555] ? move_addr_to_kernel+0x60/0x60 [ 57.851959] do_syscall_64+0x1e8/0x640 [ 57.855844] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.860693] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 57.865879] RIP: 0033:0x448e09 [ 57.869062] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 57.876879] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 57.884169] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 57.891432] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 57.898696] R10: 0000000000003131 R11: 0000000000000246 R12: 00000000006dfc6c [ 57.905963] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 57.913247] CPU: 1 PID: 7185 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 57.920275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.921329] socket: no more sockets [ 57.929627] Call Trace: [ 57.929647] dump_stack+0x138/0x197 [ 57.929662] should_fail.cold+0x10f/0x159 [ 57.929678] get_futex_key+0xc7e/0x1040 [ 57.929691] ? futex_lock_pi_atomic+0x210/0x210 [ 57.929701] ? find_held_lock+0x35/0x130 [ 57.929710] futex_wake+0xd9/0x430 [ 57.959857] ? get_futex_key+0x1040/0x1040 [ 57.964102] do_futex+0x290/0x19e0 [ 57.967635] ? __lock_acquire+0x5f7/0x4620 [ 57.971864] ? __lock_acquire+0x5f7/0x4620 [ 57.976092] ? exit_robust_list+0x230/0x230 [ 57.980430] ? trace_hardirqs_on+0x10/0x10 [ 57.984662] ? trace_hardirqs_on+0x10/0x10 [ 57.988892] ? __might_fault+0x110/0x1d0 [ 57.992944] ? save_trace+0x290/0x290 [ 57.996731] ? __might_fault+0x110/0x1d0 [ 58.000781] ? __might_fault+0x110/0x1d0 [ 58.004834] ? find_held_lock+0x35/0x130 [ 58.008891] SyS_futex+0x215/0x302 [ 58.012426] ? do_futex+0x19e0/0x19e0 [ 58.016227] mm_release+0x30e/0x450 [ 58.019847] do_exit+0x3ad/0x2c10 [ 58.023296] ? check_preemption_disabled+0x3c/0x250 [ 58.028303] ? find_held_lock+0x35/0x130 [ 58.032356] ? mm_update_next_owner+0x5d0/0x5d0 [ 58.037023] do_group_exit+0x111/0x330 [ 58.040906] get_signal+0x381/0x1cd0 [ 58.044706] do_signal+0x86/0x19a0 [ 58.048238] ? __fget+0x237/0x370 [ 58.051696] ? setup_sigcontext+0x7d0/0x7d0 [ 58.056007] ? __fdget+0x1b/0x20 [ 58.059366] ? sockfd_lookup_light+0xb4/0x160 [ 58.063857] ? __sys_sendmsg+0xd1/0x140 [ 58.067831] ? SyS_futex+0x215/0x302 [ 58.071541] ? SyS_futex+0x222/0x302 [ 58.075252] ? exit_to_usermode_loop+0x3d/0x220 [ 58.079916] exit_to_usermode_loop+0x15c/0x220 [ 58.084495] do_syscall_64+0x4bc/0x640 [ 58.088371] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.093222] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 58.098403] RIP: 0033:0x448e09 [ 58.101581] RSP: 002b:00007fa5a6d1acf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 58.109279] RAX: fffffffffffffe00 RBX: 00000000006dfc78 RCX: 0000000000448e09 [ 58.116549] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc78 [ 58.123816] RBP: 00000000006dfc70 R08: 0000000000000000 R09: 0000000000000000 [ 58.131076] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 58.138338] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000001 [ 58.145619] CPU: 0 PID: 7173 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 58.149530] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.152632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.152637] Call Trace: [ 58.152655] dump_stack+0x138/0x197 [ 58.152671] should_fail.cold+0x10f/0x159 [ 58.152686] get_futex_key+0xa4e/0x1040 [ 58.152696] ? trace_hardirqs_on+0x10/0x10 [ 58.152707] ? futex_lock_pi_atomic+0x210/0x210 [ 58.152713] ? __lock_acquire+0x5f7/0x4620 [ 58.152722] futex_wake+0xd9/0x430 [ 58.152732] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 58.152742] ? get_futex_key+0x1040/0x1040 [ 58.152759] do_futex+0x290/0x19e0 [ 58.152766] ? __lock_acquire+0x5f7/0x4620 [ 58.152773] ? finish_task_switch+0x178/0x650 [ 58.152782] ? __lock_acquire+0x5f7/0x4620 [ 58.165042] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.169496] ? exit_robust_list+0x230/0x230 [ 58.169505] ? trace_hardirqs_on+0x10/0x10 [ 58.169516] ? trace_hardirqs_on+0x10/0x10 [ 58.180320] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.183782] ? __might_fault+0x110/0x1d0 [ 58.183794] ? save_trace+0x290/0x290 [ 58.188026] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.192662] ? __might_fault+0x110/0x1d0 [ 58.192669] ? __might_fault+0x110/0x1d0 [ 58.192677] ? find_held_lock+0x35/0x130 [ 58.192690] SyS_futex+0x215/0x302 [ 58.192702] ? do_futex+0x19e0/0x19e0 [ 58.210432] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.213439] mm_release+0x30e/0x450 [ 58.213450] do_exit+0x3ad/0x2c10 [ 58.221371] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.223107] ? check_preemption_disabled+0x3c/0x250 [ 58.223121] ? find_held_lock+0x35/0x130 [ 58.230557] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.234623] ? mm_update_next_owner+0x5d0/0x5d0 [ 58.234639] do_group_exit+0x111/0x330 [ 58.234652] get_signal+0x381/0x1cd0 [ 58.238975] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.243185] do_signal+0x86/0x19a0 [ 58.243195] ? __fget+0x237/0x370 [ 58.243206] ? setup_sigcontext+0x7d0/0x7d0 [ 58.243213] ? __fdget+0x1b/0x20 [ 58.243221] ? sockfd_lookup_light+0xb4/0x160 [ 58.243230] ? __sys_sendmsg+0xd1/0x140 [ 58.261572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.261664] ? SyS_futex+0x215/0x302 [ 58.275502] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.276372] ? SyS_futex+0x222/0x302 [ 58.276388] ? exit_to_usermode_loop+0x3d/0x220 [ 58.276399] exit_to_usermode_loop+0x15c/0x220 [ 58.287692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.287776] do_syscall_64+0x4bc/0x640 [ 58.304499] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.309414] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.309436] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 58.325890] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.329423] RIP: 0033:0x448e09 [ 58.329428] RSP: 002b:00007fa5a6d1acf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 58.329437] RAX: fffffffffffffe00 RBX: 00000000006dfc78 RCX: 0000000000448e09 [ 58.329443] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc78 [ 58.342562] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.343477] RBP: 00000000006dfc70 R08: 0000000000000000 R09: 0000000000000000 [ 58.343482] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 58.343487] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000001 [ 58.373958] CPU: 0 PID: 7171 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 58.373965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.373969] Call Trace: [ 58.373987] dump_stack+0x138/0x197 [ 58.374002] should_fail.cold+0x10f/0x159 [ 58.374022] get_futex_key+0xc7e/0x1040 [ 58.374036] ? futex_lock_pi_atomic+0x210/0x210 [ 58.374048] futex_wake+0xd9/0x430 [ 58.374060] ? get_futex_key+0x1040/0x1040 [ 58.374076] do_futex+0x290/0x19e0 [ 58.374085] ? __lock_acquire+0x5f7/0x4620 [ 58.374092] ? finish_task_switch+0x178/0x650 [ 58.374104] ? __lock_acquire+0x5f7/0x4620 [ 58.374116] ? exit_robust_list+0x230/0x230 [ 58.374122] ? trace_hardirqs_on+0x10/0x10 [ 58.374135] ? trace_hardirqs_on+0x10/0x10 [ 58.374147] ? __might_fault+0x110/0x1d0 [ 58.374154] ? save_trace+0x290/0x290 [ 58.374165] ? __might_fault+0x110/0x1d0 [ 58.378662] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.385070] ? __might_fault+0x110/0x1d0 [ 58.385082] ? find_held_lock+0x35/0x130 [ 58.385094] SyS_futex+0x215/0x302 [ 58.385105] ? do_futex+0x19e0/0x19e0 [ 58.385120] mm_release+0x30e/0x450 [ 58.385129] do_exit+0x3ad/0x2c10 [ 58.385142] ? check_preemption_disabled+0x3c/0x250 [ 58.385151] ? find_held_lock+0x35/0x130 [ 58.389271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.393512] ? mm_update_next_owner+0x5d0/0x5d0 [ 58.393526] do_group_exit+0x111/0x330 [ 58.393538] get_signal+0x381/0x1cd0 [ 58.393557] do_signal+0x86/0x19a0 [ 58.393566] ? __fget+0x237/0x370 [ 58.393577] ? setup_sigcontext+0x7d0/0x7d0 [ 58.393584] ? __fdget+0x1b/0x20 [ 58.393594] ? sockfd_lookup_light+0xb4/0x160 [ 58.398760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.405345] ? __sys_sendmsg+0xd1/0x140 [ 58.405358] ? SyS_futex+0x215/0x302 [ 58.405364] ? SyS_futex+0x222/0x302 [ 58.405376] ? exit_to_usermode_loop+0x3d/0x220 [ 58.405386] exit_to_usermode_loop+0x15c/0x220 [ 58.405395] do_syscall_64+0x4bc/0x640 [ 58.405402] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.405415] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 58.405422] RIP: 0033:0x448e09 [ 58.405427] RSP: 002b:00007fa5a6d1acf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 58.405434] RAX: fffffffffffffe00 RBX: 00000000006dfc78 RCX: 0000000000448e09 [ 58.405439] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000006dfc78 [ 58.405442] RBP: 00000000006dfc70 R08: 0000000000000000 R09: 0000000000000000 [ 58.405446] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 58.405450] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000000 [ 58.743014] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.753593] FAULT_INJECTION: forcing a failure. [ 58.753593] name failslab, interval 1, probability 0, space 0, times 0 [ 58.767749] CPU: 0 PID: 7194 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 58.774906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.784468] Call Trace: [ 58.787116] dump_stack+0x138/0x197 [ 58.790740] should_fail.cold+0x10f/0x159 [ 58.794883] should_failslab+0xdb/0x130 [ 58.798841] kmem_cache_alloc+0x2d7/0x780 [ 58.802981] ? memcpy+0x46/0x50 [ 58.806255] ? kstrdup+0x5a/0x70 [ 58.809605] __kernfs_new_node+0x70/0x420 [ 58.813742] kernfs_new_node+0x80/0xf0 [ 58.817620] kernfs_create_link+0x2c/0x170 [ 58.821860] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 58.827118] sysfs_create_link+0x65/0xc0 [ 58.831161] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 58.835906] ? napi_disable+0x90/0x90 [ 58.839705] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 58.844879] __netdev_upper_dev_link+0x1be/0x230 [ 58.849615] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 58.854368] ? lock_downgrade+0x740/0x740 [ 58.858535] netdev_master_upper_dev_link+0x32/0x40 [ 58.863555] batadv_hardif_enable_interface+0x1f1/0xa00 [ 58.868977] batadv_softif_slave_add+0x8b/0xf0 [ 58.873569] ? batadv_softif_slave_del+0xc0/0xc0 [ 58.878468] do_set_master+0x19f/0x200 [ 58.882351] do_setlink+0x99f/0x2d50 [ 58.886406] ? find_held_lock+0x35/0x130 [ 58.890456] ? load_balance+0xf83/0x2250 [ 58.894505] ? rtnl_register+0x50/0x50 [ 58.898549] ? trace_hardirqs_on+0x10/0x10 [ 58.902779] ? save_trace+0x290/0x290 [ 58.906564] ? find_held_lock+0x35/0x130 [ 58.910647] ? free_one_page+0x9e9/0x1040 [ 58.914793] ? find_held_lock+0x35/0x130 [ 58.918842] ? free_one_page+0x9e9/0x1040 [ 58.922984] ? lock_downgrade+0x740/0x740 [ 58.927136] ? __this_cpu_preempt_check+0x1d/0x30 [ 58.931978] ? validate_nla+0x201/0x5f0 [ 58.935935] ? nla_parse+0x186/0x240 [ 58.939848] rtnl_newlink+0x11a7/0x1700 [ 58.943821] ? rtnl_link_unregister+0x200/0x200 [ 58.948605] ? find_held_lock+0x35/0x130 [ 58.952701] ? __mutex_lock+0x951/0x1470 [ 58.956760] ? lock_downgrade+0x740/0x740 [ 58.960911] ? rtnl_link_unregister+0x200/0x200 [ 58.965562] rtnetlink_rcv_msg+0x3eb/0xb70 [ 58.969780] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 58.974347] ? netlink_deliver_tap+0x93/0x8f0 [ 58.978850] netlink_rcv_skb+0x14f/0x3c0 [ 58.982903] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 58.987478] ? lock_downgrade+0x740/0x740 [ 58.991621] ? netlink_ack+0x9a0/0x9a0 [ 58.995518] ? netlink_deliver_tap+0xba/0x8f0 [ 59.000004] rtnetlink_rcv+0x1d/0x30 [ 59.003718] netlink_unicast+0x45d/0x640 [ 59.007786] ? netlink_attachskb+0x6a0/0x6a0 [ 59.012181] ? security_netlink_send+0x81/0xb0 [ 59.016752] netlink_sendmsg+0x7c4/0xc60 [ 59.020818] ? netlink_unicast+0x640/0x640 [ 59.025072] ? security_socket_sendmsg+0x89/0xb0 [ 59.029821] ? netlink_unicast+0x640/0x640 [ 59.034495] sock_sendmsg+0xce/0x110 [ 59.038210] ___sys_sendmsg+0x70a/0x840 [ 59.042170] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 59.046926] ? __fget+0x210/0x370 [ 59.050383] ? find_held_lock+0x35/0x130 [ 59.054446] ? __fget+0x210/0x370 [ 59.057891] ? lock_downgrade+0x740/0x740 [ 59.062021] ? __fget+0x237/0x370 [ 59.065458] ? __fget_light+0x172/0x1f0 [ 59.069420] ? __fdget+0x1b/0x20 [ 59.072778] ? sockfd_lookup_light+0xb4/0x160 [ 59.077277] __sys_sendmsg+0xb9/0x140 [ 59.081064] ? SyS_shutdown+0x170/0x170 [ 59.085029] SyS_sendmsg+0x2d/0x50 [ 59.088564] ? __sys_sendmsg+0x140/0x140 [ 59.092613] do_syscall_64+0x1e8/0x640 [ 59.096499] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.101339] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 59.106521] RIP: 0033:0x448e09 [ 59.109698] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.117390] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 59.124652] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 59.131914] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 59.139190] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 59.146447] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 59.168706] FAULT_INJECTION: forcing a failure. [ 59.168706] name failslab, interval 1, probability 0, space 0, times 0 [ 59.180570] CPU: 0 PID: 7205 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 59.187610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.196958] Call Trace: [ 59.199552] dump_stack+0x138/0x197 [ 59.203184] should_fail.cold+0x10f/0x159 [ 59.207319] should_failslab+0xdb/0x130 [ 59.211307] kmem_cache_alloc+0x2d7/0x780 [ 59.215447] ? memcpy+0x46/0x50 [ 59.218709] ? kstrdup+0x5a/0x70 [ 59.222070] __kernfs_new_node+0x70/0x420 [ 59.226212] kernfs_new_node+0x80/0xf0 [ 59.230100] kernfs_create_link+0x2c/0x170 [ 59.234326] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 59.239590] sysfs_create_link+0x65/0xc0 [ 59.243643] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 59.248380] ? napi_disable+0x90/0x90 [ 59.252190] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 59.257373] __netdev_upper_dev_link+0x1be/0x230 [ 59.262112] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 59.267462] ? lock_downgrade+0x740/0x740 [ 59.271608] netdev_master_upper_dev_link+0x32/0x40 [ 59.276618] batadv_hardif_enable_interface+0x1f1/0xa00 [ 59.281976] batadv_softif_slave_add+0x8b/0xf0 [ 59.286538] ? batadv_softif_slave_del+0xc0/0xc0 [ 59.291289] do_set_master+0x19f/0x200 [ 59.295168] do_setlink+0x99f/0x2d50 [ 59.298867] ? __lock_acquire+0x5f7/0x4620 [ 59.303095] ? rtnl_register+0x50/0x50 [ 59.306974] ? trace_hardirqs_on+0x10/0x10 [ 59.311215] ? trace_hardirqs_on+0x10/0x10 [ 59.315461] ? save_trace+0x290/0x290 [ 59.319274] ? __lock_acquire+0x5f7/0x4620 [ 59.323507] ? __lock_is_held+0xb6/0x140 [ 59.327562] ? find_held_lock+0x35/0x130 [ 59.331622] ? save_trace+0x290/0x290 [ 59.335426] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 59.340714] ? trace_hardirqs_on+0x10/0x10 [ 59.345030] ? validate_nla+0x201/0x5f0 [ 59.349000] ? nla_parse+0x186/0x240 [ 59.352719] rtnl_newlink+0x11a7/0x1700 [ 59.356697] ? rtnl_link_unregister+0x200/0x200 [ 59.361359] ? finish_task_switch+0x178/0x650 [ 59.365931] ? finish_task_switch+0x14d/0x650 [ 59.370415] ? __mutex_lock+0x951/0x1470 [ 59.374474] ? lock_downgrade+0x740/0x740 [ 59.378619] ? rtnl_link_unregister+0x200/0x200 [ 59.383279] rtnetlink_rcv_msg+0x3eb/0xb70 [ 59.387497] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 59.392073] ? netlink_deliver_tap+0x93/0x8f0 [ 59.396561] netlink_rcv_skb+0x14f/0x3c0 [ 59.400624] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 59.405201] ? lock_downgrade+0x740/0x740 [ 59.409336] ? netlink_ack+0x9a0/0x9a0 [ 59.413213] ? netlink_deliver_tap+0xba/0x8f0 [ 59.417696] rtnetlink_rcv+0x1d/0x30 [ 59.421404] netlink_unicast+0x45d/0x640 [ 59.425477] ? netlink_attachskb+0x6a0/0x6a0 [ 59.429874] ? security_netlink_send+0x81/0xb0 [ 59.434447] netlink_sendmsg+0x7c4/0xc60 [ 59.438501] ? netlink_unicast+0x640/0x640 [ 59.442732] ? security_socket_sendmsg+0x89/0xb0 [ 59.447479] ? netlink_unicast+0x640/0x640 [ 59.451712] sock_sendmsg+0xce/0x110 [ 59.455426] ___sys_sendmsg+0x70a/0x840 [ 59.459402] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 59.464186] ? __fget+0x210/0x370 [ 59.467629] ? find_held_lock+0x35/0x130 [ 59.471692] ? __fget+0x210/0x370 [ 59.475169] ? lock_downgrade+0x740/0x740 [ 59.479316] ? __fget+0x237/0x370 [ 59.482761] ? __fget_light+0x172/0x1f0 [ 59.486718] ? __fdget+0x1b/0x20 [ 59.490071] ? sockfd_lookup_light+0xb4/0x160 [ 59.494576] __sys_sendmsg+0xb9/0x140 [ 59.498362] ? SyS_shutdown+0x170/0x170 [ 59.502325] SyS_sendmsg+0x2d/0x50 [ 59.505857] ? __sys_sendmsg+0x140/0x140 [ 59.509915] do_syscall_64+0x1e8/0x640 [ 59.513810] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.518667] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 59.523870] RIP: 0033:0x448e09 [ 59.527047] RSP: 002b:00007fa5a6d1acb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.534767] RAX: ffffffffffffffda RBX: 00007fa5a6d1acc0 RCX: 0000000000448e09 [ 59.542036] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 59.549288] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 59.556548] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 59.563812] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000000 [ 59.573844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.584858] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.592670] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.603228] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 59.640830] FAULT_INJECTION: forcing a failure. [ 59.640830] name failslab, interval 1, probability 0, space 0, times 0 [ 59.652360] CPU: 0 PID: 7213 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 59.652589] FAULT_INJECTION: forcing a failure. [ 59.652589] name failslab, interval 1, probability 0, space 0, times 0 [ 59.659371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.659375] Call Trace: [ 59.659391] dump_stack+0x138/0x197 [ 59.659408] should_fail.cold+0x10f/0x159 [ 59.659423] should_failslab+0xdb/0x130 [ 59.694228] kmem_cache_alloc+0x47/0x780 [ 59.698289] ? debug_object_activate+0x22c/0x450 [ 59.703054] ? find_held_lock+0x35/0x130 [ 59.707117] __debug_object_init+0x5b8/0x8e0 [ 59.711707] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 59.716812] ? debug_object_destroy+0x250/0x250 [ 59.721477] ? trace_hardirqs_on_caller+0x400/0x590 [ 59.726487] debug_object_activate+0x274/0x450 [ 59.731062] ? save_trace+0x290/0x290 [ 59.734868] ? debug_object_free+0x3f0/0x3f0 [ 59.739301] ? __dentry_kill+0x3de/0x580 [ 59.743444] ? __dentry_kill+0x3de/0x580 [ 59.747556] ? __d_free_external+0x60/0x60 [ 59.751792] __call_rcu.constprop.0+0x35/0x820 [ 59.756374] ? lock_downgrade+0x740/0x740 [ 59.760774] call_rcu+0x12/0x20 [ 59.764057] dentry_free+0xb7/0x140 [ 59.767680] __dentry_kill+0x3e6/0x580 [ 59.771571] shrink_dentry_list+0x2aa/0xad0 [ 59.775939] d_invalidate+0xfe/0x260 [ 59.779677] ? d_genocide+0x30/0x30 [ 59.783348] proc_flush_task+0x364/0x460 [ 59.787417] ? proc_tid_base_readdir+0x30/0x30 [ 59.792003] ? lock_downgrade+0x740/0x740 [ 59.796158] release_task+0x13b/0x1530 [ 59.800066] ? _raw_write_unlock_irq+0x28/0x90 [ 59.804819] do_exit+0x12ff/0x2c10 [ 59.808623] ? mm_update_next_owner+0x5d0/0x5d0 [ 59.813488] do_group_exit+0x111/0x330 [ 59.817388] get_signal+0x381/0x1cd0 [ 59.821109] do_signal+0x86/0x19a0 [ 59.824649] ? check_preemption_disabled+0x3c/0x250 [ 59.829665] ? __fget+0x237/0x370 [ 59.833202] ? kick_process+0xef/0x180 [ 59.837089] ? setup_sigcontext+0x7d0/0x7d0 [ 59.841507] ? task_work_add+0x8e/0xf0 [ 59.845398] ? __sys_sendmsg+0xd1/0x140 [ 59.849399] ? SyS_shutdown+0x170/0x170 [ 59.853380] ? exit_to_usermode_loop+0x3d/0x220 [ 59.858049] exit_to_usermode_loop+0x15c/0x220 [ 59.862621] do_syscall_64+0x4bc/0x640 [ 59.866498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.871352] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 59.876540] RIP: 0033:0x448e09 [ 59.879717] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 59.887416] RAX: 0000000000000028 RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 59.897282] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 59.905614] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 59.914298] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 59.922554] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 59.935055] CPU: 1 PID: 7214 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 59.942473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.954608] Call Trace: [ 59.957328] dump_stack+0x138/0x197 [ 59.961085] should_fail.cold+0x10f/0x159 [ 59.969419] should_failslab+0xdb/0x130 [ 59.973413] kmem_cache_alloc+0x2d7/0x780 [ 59.977644] ? memcpy+0x46/0x50 [ 59.980979] ? kstrdup+0x5a/0x70 [ 59.984334] __kernfs_new_node+0x70/0x420 [ 59.988467] kernfs_new_node+0x80/0xf0 [ 59.992605] kernfs_create_link+0x2c/0x170 [ 59.997020] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 60.002296] sysfs_create_link+0x65/0xc0 [ 60.006452] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 60.011221] ? napi_disable+0x90/0x90 [ 60.015030] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 60.020325] __netdev_upper_dev_link+0x1be/0x230 [ 60.025080] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 60.031983] ? lock_downgrade+0x740/0x740 [ 60.036149] netdev_master_upper_dev_link+0x32/0x40 [ 60.041173] batadv_hardif_enable_interface+0x1f1/0xa00 [ 60.047446] batadv_softif_slave_add+0x8b/0xf0 [ 60.052038] ? batadv_softif_slave_del+0xc0/0xc0 [ 60.057150] do_set_master+0x19f/0x200 [ 60.061235] do_setlink+0x99f/0x2d50 [ 60.065097] ? __lock_acquire+0x5f7/0x4620 [ 60.070125] ? rtnl_register+0x50/0x50 [ 60.074020] ? __lock_acquire+0x5f7/0x4620 [ 60.078268] ? __lock_acquire+0x5f7/0x4620 [ 60.082559] ? trace_hardirqs_on+0x10/0x10 [ 60.086910] ? save_trace+0x290/0x290 [ 60.090708] ? __lock_acquire+0x5f7/0x4620 [ 60.094939] ? __lock_is_held+0xb6/0x140 [ 60.098986] ? save_trace+0x290/0x290 [ 60.103171] ? save_trace+0x290/0x290 [ 60.107337] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 60.112620] ? mark_held_locks+0xb1/0x100 [ 60.116793] ? retint_kernel+0x2d/0x2d [ 60.120684] ? validate_nla+0x201/0x5f0 [ 60.125959] ? nla_parse+0x186/0x240 [ 60.129658] rtnl_newlink+0x11a7/0x1700 [ 60.133651] ? rtnl_link_unregister+0x200/0x200 [ 60.138327] ? finish_task_switch+0x178/0x650 [ 60.142808] ? finish_task_switch+0x14d/0x650 [ 60.147317] ? __mutex_lock+0x951/0x1470 [ 60.152002] ? lock_downgrade+0x740/0x740 [ 60.159439] ? rtnl_link_unregister+0x200/0x200 [ 60.164664] rtnetlink_rcv_msg+0x3eb/0xb70 [ 60.169008] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 60.173583] ? netlink_deliver_tap+0x93/0x8f0 [ 60.178509] netlink_rcv_skb+0x14f/0x3c0 [ 60.182557] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 60.187142] ? lock_downgrade+0x740/0x740 [ 60.191281] ? netlink_ack+0x9a0/0x9a0 [ 60.195477] ? netlink_deliver_tap+0xba/0x8f0 [ 60.200004] rtnetlink_rcv+0x1d/0x30 [ 60.203799] netlink_unicast+0x45d/0x640 [ 60.207955] ? netlink_attachskb+0x6a0/0x6a0 [ 60.212378] ? security_netlink_send+0x81/0xb0 [ 60.217667] netlink_sendmsg+0x7c4/0xc60 [ 60.221820] ? netlink_unicast+0x640/0x640 [ 60.226131] ? security_socket_sendmsg+0x89/0xb0 [ 60.231002] ? netlink_unicast+0x640/0x640 [ 60.235263] sock_sendmsg+0xce/0x110 [ 60.238967] ___sys_sendmsg+0x70a/0x840 [ 60.242925] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 60.247677] ? __fget+0x210/0x370 [ 60.251112] ? find_held_lock+0x35/0x130 [ 60.255165] ? __fget+0x210/0x370 [ 60.258604] ? lock_downgrade+0x740/0x740 [ 60.262836] ? __fget+0x237/0x370 [ 60.266284] ? __fget_light+0x172/0x1f0 [ 60.270311] ? __fdget+0x1b/0x20 [ 60.273788] ? sockfd_lookup_light+0xb4/0x160 [ 60.278321] __sys_sendmsg+0xb9/0x140 [ 60.282110] ? SyS_shutdown+0x170/0x170 [ 60.286094] SyS_sendmsg+0x2d/0x50 [ 60.289627] ? __sys_sendmsg+0x140/0x140 [ 60.293815] do_syscall_64+0x1e8/0x640 [ 60.298317] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 60.303145] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 60.308317] RIP: 0033:0x448e09 [ 60.311492] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.319506] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 60.326790] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 60.334048] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 60.341320] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 60.348573] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 60.359551] FAULT_INJECTION: forcing a failure. [ 60.359551] name failslab, interval 1, probability 0, space 0, times 0 [ 60.370988] CPU: 0 PID: 7218 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 60.378184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.388151] Call Trace: [ 60.390737] dump_stack+0x138/0x197 [ 60.394344] should_fail.cold+0x10f/0x159 [ 60.398820] should_failslab+0xdb/0x130 [ 60.402788] kmem_cache_alloc_node+0x287/0x780 [ 60.407740] __alloc_skb+0x9c/0x500 [ 60.411979] ? skb_scrub_packet+0x4b0/0x4b0 [ 60.416394] ? if_nlmsg_size+0x38f/0x810 [ 60.420520] rtmsg_ifinfo_build_skb+0x72/0x140 [ 60.425955] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 60.430690] rtnetlink_event+0xf4/0x120 [ 60.434667] notifier_call_chain+0x111/0x1b0 [ 60.439077] raw_notifier_call_chain+0x2e/0x40 [ 60.443664] call_netdevice_notifiers_info+0x56/0x70 [ 60.448748] __netdev_upper_dev_link+0x1da/0x230 [ 60.453500] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 60.458247] ? lock_downgrade+0x740/0x740 [ 60.462375] netdev_master_upper_dev_link+0x32/0x40 [ 60.467374] batadv_hardif_enable_interface+0x1f1/0xa00 [ 60.472743] batadv_softif_slave_add+0x8b/0xf0 [ 60.477319] ? batadv_softif_slave_del+0xc0/0xc0 [ 60.482077] do_set_master+0x19f/0x200 [ 60.485968] do_setlink+0x99f/0x2d50 [ 60.489669] ? rtnl_register+0x50/0x50 [ 60.493542] ? trace_hardirqs_on+0x10/0x10 [ 60.497758] ? save_trace+0x290/0x290 [ 60.501564] ? find_held_lock+0x35/0x130 [ 60.505627] ? free_one_page+0x9e9/0x1040 [ 60.509770] ? find_held_lock+0x35/0x130 [ 60.513900] ? free_one_page+0x9e9/0x1040 [ 60.518397] ? lock_downgrade+0x740/0x740 [ 60.522534] ? __this_cpu_preempt_check+0x1d/0x30 [ 60.527468] ? validate_nla+0x201/0x5f0 [ 60.531451] ? nla_parse+0x186/0x240 [ 60.535161] rtnl_newlink+0x11a7/0x1700 [ 60.539122] ? rtnl_link_unregister+0x200/0x200 [ 60.543786] ? find_held_lock+0x35/0x130 [ 60.547841] ? __mutex_lock+0x951/0x1470 [ 60.551892] ? lock_downgrade+0x740/0x740 [ 60.556125] ? rtnl_link_unregister+0x200/0x200 [ 60.560920] rtnetlink_rcv_msg+0x3eb/0xb70 [ 60.565168] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 60.570118] ? netlink_deliver_tap+0x93/0x8f0 [ 60.574620] netlink_rcv_skb+0x14f/0x3c0 [ 60.578759] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 60.583327] ? lock_downgrade+0x740/0x740 [ 60.587464] ? netlink_ack+0x9a0/0x9a0 [ 60.591351] ? netlink_deliver_tap+0xba/0x8f0 [ 60.595840] rtnetlink_rcv+0x1d/0x30 [ 60.599532] netlink_unicast+0x45d/0x640 [ 60.603577] ? netlink_attachskb+0x6a0/0x6a0 [ 60.608154] ? security_netlink_send+0x81/0xb0 [ 60.612715] netlink_sendmsg+0x7c4/0xc60 [ 60.616794] ? netlink_unicast+0x640/0x640 [ 60.621038] ? security_socket_sendmsg+0x89/0xb0 [ 60.625791] ? netlink_unicast+0x640/0x640 [ 60.630033] sock_sendmsg+0xce/0x110 [ 60.633778] ___sys_sendmsg+0x70a/0x840 [ 60.637775] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 60.642616] ? __fget+0x210/0x370 [ 60.646083] ? find_held_lock+0x35/0x130 [ 60.650149] ? __fget+0x210/0x370 [ 60.653612] ? lock_downgrade+0x740/0x740 [ 60.657744] ? __fget+0x237/0x370 [ 60.661266] ? __fget_light+0x172/0x1f0 [ 60.665233] ? __fdget+0x1b/0x20 [ 60.668580] ? sockfd_lookup_light+0xb4/0x160 [ 60.673059] __sys_sendmsg+0xb9/0x140 [ 60.676838] ? SyS_shutdown+0x170/0x170 [ 60.680799] SyS_sendmsg+0x2d/0x50 [ 60.684342] ? __sys_sendmsg+0x140/0x140 [ 60.688500] do_syscall_64+0x1e8/0x640 [ 60.692391] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 60.697220] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 60.702849] RIP: 0033:0x448e09 [ 60.706378] RSP: 002b:00007fa5a6cf9cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.714275] RAX: ffffffffffffffda RBX: 00007fa5a6cf9cc0 RCX: 0000000000448e09 [ 60.721552] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 [ 60.728821] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 60.736088] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc8c [ 60.743739] R13: 00007ffcd5d8d4af R14: 00007fa5a6cfa9c0 R15: 0000000000000001 [ 60.755710] batman_adv: batadv0: Adding interface: bond0 [ 60.761730] batman_adv: batadv0: The MTU of interface bond0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.787763] batman_adv: batadv0: Interface activated: bond0 [ 60.798618] FAULT_INJECTION: forcing a failure. [ 60.798618] name failslab, interval 1, probability 0, space 0, times 0 [ 60.814575] CPU: 0 PID: 7226 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 60.832478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.841839] Call Trace: [ 60.844420] dump_stack+0x138/0x197 [ 60.848161] should_fail.cold+0x10f/0x159 [ 60.852319] should_failslab+0xdb/0x130 [ 60.856294] kmem_cache_alloc_node+0x287/0x780 [ 60.861149] __alloc_skb+0x9c/0x500 [ 60.864935] ? skb_scrub_packet+0x4b0/0x4b0 [ 60.869381] ? if_nlmsg_size+0x38f/0x810 [ 60.873552] rtmsg_ifinfo_build_skb+0x72/0x140 [ 60.878311] rtmsg_ifinfo_event.part.0+0x35/0xc0 [ 60.883077] rtnetlink_event+0xf4/0x120 [ 60.887049] notifier_call_chain+0x111/0x1b0 [ 60.891535] raw_notifier_call_chain+0x2e/0x40 [ 60.896383] call_netdevice_notifiers_info+0x56/0x70 [ 60.901570] __netdev_upper_dev_link+0x1da/0x230 [ 60.906322] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 60.911271] ? lock_downgrade+0x740/0x740 [ 60.915452] netdev_master_upper_dev_link+0x32/0x40 [ 60.920480] batadv_hardif_enable_interface+0x1f1/0xa00 [ 60.925858] batadv_softif_slave_add+0x8b/0xf0 [ 60.930433] ? batadv_softif_slave_del+0xc0/0xc0 [ 60.935190] do_set_master+0x19f/0x200 [ 60.939094] do_setlink+0x99f/0x2d50 [ 60.942812] ? find_held_lock+0x35/0x130 [ 60.946879] ? load_balance+0xf83/0x2250 [ 60.951141] ? rtnl_register+0x50/0x50 [ 60.955049] ? trace_hardirqs_on+0x10/0x10 [ 60.959286] ? save_trace+0x290/0x290 [ 60.963094] ? find_held_lock+0x35/0x130 [ 60.967161] ? free_one_page+0x9e9/0x1040 [ 60.971467] ? find_held_lock+0x35/0x130 [ 60.975533] ? free_one_page+0x9e9/0x1040 [ 60.979686] ? lock_downgrade+0x740/0x740 [ 60.983847] ? __this_cpu_preempt_check+0x1d/0x30 [ 60.988744] ? validate_nla+0x201/0x5f0 [ 60.992758] ? nla_parse+0x186/0x240 [ 60.996482] rtnl_newlink+0x11a7/0x1700 [ 61.000464] ? rtnl_link_unregister+0x200/0x200 [ 61.005126] ? finish_task_switch+0x489/0x650 [ 61.009624] ? __mutex_lock+0x951/0x1470 [ 61.013794] ? lock_downgrade+0x740/0x740 [ 61.018029] ? rtnl_link_unregister+0x200/0x200 [ 61.022724] rtnetlink_rcv_msg+0x3eb/0xb70 [ 61.026967] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 61.031546] ? netlink_deliver_tap+0x93/0x8f0 [ 61.036184] netlink_rcv_skb+0x14f/0x3c0 [ 61.040239] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 61.044874] ? lock_downgrade+0x740/0x740 [ 61.049060] ? netlink_ack+0x9a0/0x9a0 [ 61.052950] ? netlink_deliver_tap+0xba/0x8f0 [ 61.057435] rtnetlink_rcv+0x1d/0x30 [ 61.061143] netlink_unicast+0x45d/0x640 [ 61.065197] ? netlink_attachskb+0x6a0/0x6a0 [ 61.069598] ? security_netlink_send+0x81/0xb0 [ 61.074318] netlink_sendmsg+0x7c4/0xc60 [ 61.079355] ? netlink_unicast+0x640/0x640 [ 61.083592] ? security_socket_sendmsg+0x89/0xb0 [ 61.088435] ? netlink_unicast+0x640/0x640 [ 61.092715] sock_sendmsg+0xce/0x110 [ 61.096423] ___sys_sendmsg+0x70a/0x840 [ 61.100461] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 61.105224] ? __fget+0x210/0x370 [ 61.108697] ? find_held_lock+0x35/0x130 [ 61.112765] ? __fget+0x210/0x370 [ 61.116233] ? lock_downgrade+0x740/0x740 [ 61.121071] ? __fget+0x237/0x370 [ 61.124712] ? __fget_light+0x172/0x1f0 [ 61.128705] ? __fdget+0x1b/0x20 [ 61.132057] ? sockfd_lookup_light+0xb4/0x160 [ 61.136550] __sys_sendmsg+0xb9/0x140 [ 61.140346] ? SyS_shutdown+0x170/0x170 [ 61.144309] SyS_sendmsg+0x2d/0x50 [ 61.147830] ? __sys_sendmsg+0x140/0x140 [ 61.151874] do_syscall_64+0x1e8/0x640 [ 61.155753] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.160600] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 61.165774] RIP: 0033:0x448e09 [ 61.168961] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.176652] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 61.183910] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 61.191170] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 61.198431] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 61.205831] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 61.219289] batman_adv: batadv0: Adding interface: bond0 [ 61.225128] batman_adv: batadv0: The MTU of interface bond0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.249687] batman_adv: batadv0: Interface activated: bond0 [ 61.264391] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.276201] FAULT_INJECTION: forcing a failure. [ 61.276201] name failslab, interval 1, probability 0, space 0, times 0 [ 61.293678] CPU: 0 PID: 7251 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 61.300741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.310106] Call Trace: [ 61.312714] dump_stack+0x138/0x197 [ 61.316363] should_fail.cold+0x10f/0x159 [ 61.320624] should_failslab+0xdb/0x130 [ 61.324608] kmem_cache_alloc+0x2d7/0x780 [ 61.328904] ? memcpy+0x46/0x50 [ 61.332182] ? kstrdup+0x5a/0x70 [ 61.335570] __kernfs_new_node+0x70/0x420 [ 61.340001] kernfs_new_node+0x80/0xf0 [ 61.343894] kernfs_create_link+0x2c/0x170 [ 61.348153] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 61.353431] sysfs_create_link+0x65/0xc0 [ 61.357493] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 61.362339] ? napi_disable+0x90/0x90 [ 61.366139] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 61.371429] __netdev_upper_dev_link+0x1be/0x230 [ 61.376194] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 61.380957] ? lock_downgrade+0x740/0x740 [ 61.385097] netdev_master_upper_dev_link+0x32/0x40 [ 61.390115] batadv_hardif_enable_interface+0x1f1/0xa00 [ 61.395500] batadv_softif_slave_add+0x8b/0xf0 [ 61.400083] ? batadv_softif_slave_del+0xc0/0xc0 [ 61.404837] do_set_master+0x19f/0x200 [ 61.408710] do_setlink+0x99f/0x2d50 [ 61.412427] ? trace_hardirqs_on+0x10/0x10 [ 61.416663] ? rtnl_register+0x50/0x50 [ 61.420553] ? trace_hardirqs_on+0x10/0x10 [ 61.424780] ? is_bpf_text_address+0x7f/0x120 [ 61.429263] ? find_held_lock+0x35/0x130 [ 61.433316] ? is_bpf_text_address+0x7f/0x120 [ 61.437808] ? __lock_acquire+0x5f7/0x4620 [ 61.442067] ? __lock_acquire+0x5f7/0x4620 [ 61.446307] ? is_bpf_text_address+0xa6/0x120 [ 61.450806] ? trace_hardirqs_on+0x10/0x10 [ 61.455042] ? validate_nla+0x201/0x5f0 [ 61.459259] ? nla_parse+0x186/0x240 [ 61.462978] rtnl_newlink+0x11a7/0x1700 [ 61.467057] ? rtnl_link_unregister+0x200/0x200 [ 61.471727] ? avc_has_perm_noaudit+0x2b2/0x420 [ 61.476399] ? lock_acquire+0x16f/0x430 [ 61.480361] ? rtnetlink_rcv_msg+0x33a/0xb70 [ 61.484790] ? rtnl_link_unregister+0x200/0x200 [ 61.489463] rtnetlink_rcv_msg+0x3eb/0xb70 [ 61.493700] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 61.498298] ? netlink_deliver_tap+0x93/0x8f0 [ 61.502803] netlink_rcv_skb+0x14f/0x3c0 [ 61.506862] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 61.511591] ? lock_downgrade+0x740/0x740 [ 61.515851] ? netlink_ack+0x9a0/0x9a0 [ 61.520664] ? netlink_deliver_tap+0xba/0x8f0 [ 61.525257] rtnetlink_rcv+0x1d/0x30 [ 61.528962] netlink_unicast+0x45d/0x640 [ 61.533026] ? netlink_attachskb+0x6a0/0x6a0 [ 61.537445] ? security_netlink_send+0x81/0xb0 [ 61.542140] netlink_sendmsg+0x7c4/0xc60 [ 61.546206] ? netlink_unicast+0x640/0x640 [ 61.550444] ? security_socket_sendmsg+0x89/0xb0 [ 61.555209] ? netlink_unicast+0x640/0x640 [ 61.559606] sock_sendmsg+0xce/0x110 [ 61.563488] ___sys_sendmsg+0x70a/0x840 [ 61.567468] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 61.572226] ? __fget+0x210/0x370 [ 61.575676] ? find_held_lock+0x35/0x130 [ 61.579753] ? __fget+0x210/0x370 [ 61.583818] ? lock_downgrade+0x740/0x740 [ 61.587970] ? __fget+0x237/0x370 [ 61.591856] ? __fget_light+0x172/0x1f0 [ 61.595836] ? __fdget+0x1b/0x20 [ 61.599224] ? sockfd_lookup_light+0xb4/0x160 [ 61.603741] __sys_sendmsg+0xb9/0x140 [ 61.607849] ? SyS_shutdown+0x170/0x170 [ 61.612212] SyS_sendmsg+0x2d/0x50 [ 61.615771] ? __sys_sendmsg+0x140/0x140 [ 61.620405] do_syscall_64+0x1e8/0x640 [ 61.624304] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.629356] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 61.634726] RIP: 0033:0x448e09 [ 61.638697] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 61.646405] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 61.653960] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 61.661319] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 61.668681] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 61.675942] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 61.694793] FAULT_INJECTION: forcing a failure. [ 61.694793] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.697550] FAULT_INJECTION: forcing a failure. [ 61.697550] name failslab, interval 1, probability 0, space 0, times 0 [ 61.706909] CPU: 0 PID: 7264 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 61.706915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.706918] Call Trace: [ 61.706936] dump_stack+0x138/0x197 [ 61.706951] should_fail.cold+0x10f/0x159 [ 61.706963] __alloc_pages_nodemask+0x1d6/0x7a0 [ 61.706978] ? __alloc_pages_slowpath+0x2930/0x2930 [ 61.754588] ? __lock_is_held+0xb6/0x140 [ 61.758649] ? check_preemption_disabled+0x3c/0x250 [ 61.763713] cache_grow_begin+0x80/0x400 [ 61.767786] kmem_cache_alloc+0x6a6/0x780 [ 61.772117] ? try_to_wake_up+0xa8/0xf90 [ 61.776210] ebitmap_cpy+0xcd/0x270 [ 61.779833] ? hashtab_search+0x196/0x230 [ 61.784041] mls_compute_sid+0x22f/0xd60 [ 61.788098] ? mls_convert_context+0x6a0/0x6a0 [ 61.792777] security_compute_sid.part.0+0xa8f/0x10f0 [ 61.797966] ? get_futex_key+0x1040/0x1040 [ 61.802205] ? compute_sid_handle_invalid_context+0x270/0x270 [ 61.808083] ? do_futex+0x152/0x19e0 [ 61.819018] ? __fget+0x210/0x370 [ 61.822496] security_transition_sid+0xd6/0x130 [ 61.827167] selinux_socket_create+0x36d/0x4d0 [ 61.832097] ? selinux_ib_free_security+0x20/0x20 [ 61.837110] ? __fdget+0x1b/0x20 [ 61.841780] security_socket_create+0x83/0xc0 [ 61.855097] __sock_create+0x67/0x620 [ 61.858912] SyS_socket+0xd3/0x170 [ 61.862544] ? do_futex+0x19e0/0x19e0 [ 61.866424] ? move_addr_to_kernel+0x60/0x60 [ 61.870831] ? do_syscall_64+0x53/0x640 [ 61.874915] ? move_addr_to_kernel+0x60/0x60 [ 61.879340] do_syscall_64+0x1e8/0x640 [ 61.882430] FAULT_INJECTION: forcing a failure. [ 61.882430] name failslab, interval 1, probability 0, space 0, times 0 [ 61.883224] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.900186] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 61.905366] RIP: 0033:0x448e09 [ 61.908543] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 61.916243] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 61.923506] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 61.930772] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 61.938033] R10: 0000000000003131 R11: 0000000000000246 R12: 00000000006dfc6c [ 61.945292] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 61.952591] CPU: 1 PID: 7254 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 61.959623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.968987] Call Trace: [ 61.971579] dump_stack+0x138/0x197 [ 61.975220] should_fail.cold+0x10f/0x159 [ 61.979360] ? ebitmap_cpy+0xcd/0x270 [ 61.983153] should_failslab+0xdb/0x130 [ 61.987127] kmem_cache_alloc+0x47/0x780 [ 61.991180] ? should_fail+0x355/0x41e [ 61.995062] ? netlink_attachskb+0x6a0/0x6a0 [ 61.999464] ebitmap_cpy+0xcd/0x270 [ 62.003096] ? hashtab_search+0x196/0x230 [ 62.007240] mls_compute_sid+0x22f/0xd60 [ 62.011294] ? mls_convert_context+0x6a0/0x6a0 [ 62.016402] security_compute_sid.part.0+0xa8f/0x10f0 [ 62.021598] ? compute_sid_handle_invalid_context+0x270/0x270 [ 62.027481] ? do_futex+0x152/0x19e0 [ 62.031186] ? __fget+0x210/0x370 [ 62.034642] security_transition_sid+0xd6/0x130 [ 62.039308] selinux_socket_create+0x36d/0x4d0 [ 62.043884] ? selinux_ib_free_security+0x20/0x20 [ 62.048723] ? __fdget+0x1b/0x20 [ 62.052097] security_socket_create+0x83/0xc0 [ 62.056624] __sock_create+0x67/0x620 [ 62.060422] SyS_socket+0xd3/0x170 [ 62.063957] ? do_futex+0x19e0/0x19e0 [ 62.067747] ? move_addr_to_kernel+0x60/0x60 [ 62.072147] ? do_syscall_64+0x53/0x640 [ 62.076109] ? move_addr_to_kernel+0x60/0x60 [ 62.080506] do_syscall_64+0x1e8/0x640 [ 62.084382] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.089402] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.094581] RIP: 0033:0x448e09 [ 62.097759] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 62.105589] RAX: ffffffffffffffda RBX: 00000000006dfc68 RCX: 0000000000448e09 [ 62.112861] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 62.120148] RBP: 00000000006dfc60 R08: 0000000000000000 R09: 0000000000003131 [ 62.128216] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 62.135479] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 62.142757] CPU: 0 PID: 7256 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 62.149786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.159244] Call Trace: [ 62.161982] dump_stack+0x138/0x197 [ 62.165642] should_fail.cold+0x10f/0x159 [ 62.169783] should_failslab+0xdb/0x130 [ 62.173758] kmem_cache_alloc_trace+0x2e9/0x790 [ 62.178411] ? sysfs_do_create_link_sd.isra.0+0xac/0x120 [ 62.183850] __netdev_adjacent_dev_insert+0x13a/0x6a0 [ 62.189040] __netdev_upper_dev_link+0x1be/0x230 [ 62.193796] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 62.198575] ? lock_downgrade+0x740/0x740 [ 62.202728] netdev_master_upper_dev_link+0x32/0x40 [ 62.207731] batadv_hardif_enable_interface+0x1f1/0xa00 [ 62.213082] batadv_softif_slave_add+0x8b/0xf0 [ 62.217640] ? batadv_softif_slave_del+0xc0/0xc0 [ 62.222387] do_set_master+0x19f/0x200 [ 62.226259] do_setlink+0x99f/0x2d50 [ 62.229957] ? __lock_acquire+0x5f7/0x4620 [ 62.234218] ? rtnl_register+0x50/0x50 [ 62.238107] ? __lock_acquire+0x5f7/0x4620 [ 62.242334] ? __lock_acquire+0x5f7/0x4620 [ 62.246553] ? save_trace+0x290/0x290 [ 62.250354] ? trace_hardirqs_on+0x10/0x10 [ 62.254586] ? __lock_acquire+0x5f7/0x4620 [ 62.258799] ? save_trace+0x290/0x290 [ 62.262599] ? trace_hardirqs_on+0x10/0x10 [ 62.266833] ? validate_nla+0x201/0x5f0 [ 62.270790] ? nla_parse+0x186/0x240 [ 62.274500] rtnl_newlink+0x11a7/0x1700 [ 62.278457] ? rtnl_link_unregister+0x200/0x200 [ 62.283125] ? finish_task_switch+0x178/0x650 [ 62.287599] ? finish_task_switch+0x14d/0x650 [ 62.292078] ? __mutex_lock+0x951/0x1470 [ 62.296126] ? lock_downgrade+0x740/0x740 [ 62.300270] ? rtnl_link_unregister+0x200/0x200 [ 62.304919] rtnetlink_rcv_msg+0x3eb/0xb70 [ 62.309259] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 62.313855] ? netlink_deliver_tap+0x93/0x8f0 [ 62.318341] netlink_rcv_skb+0x14f/0x3c0 [ 62.322391] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 62.326962] ? lock_downgrade+0x740/0x740 [ 62.331238] ? netlink_ack+0x9a0/0x9a0 [ 62.335121] ? netlink_deliver_tap+0xba/0x8f0 [ 62.339603] rtnetlink_rcv+0x1d/0x30 [ 62.343329] netlink_unicast+0x45d/0x640 [ 62.347384] ? netlink_attachskb+0x6a0/0x6a0 [ 62.351784] ? security_netlink_send+0x81/0xb0 [ 62.356354] netlink_sendmsg+0x7c4/0xc60 [ 62.360409] ? netlink_unicast+0x640/0x640 [ 62.364627] ? security_socket_sendmsg+0x89/0xb0 [ 62.369362] ? netlink_unicast+0x640/0x640 [ 62.373579] sock_sendmsg+0xce/0x110 [ 62.377273] ___sys_sendmsg+0x70a/0x840 [ 62.381230] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 62.385969] ? __fget+0x210/0x370 [ 62.389418] ? find_held_lock+0x35/0x130 [ 62.393479] ? __fget+0x210/0x370 [ 62.396918] ? lock_downgrade+0x740/0x740 [ 62.401045] ? __fget+0x237/0x370 [ 62.404479] ? __fget_light+0x172/0x1f0 [ 62.408432] ? __fdget+0x1b/0x20 [ 62.411794] ? sockfd_lookup_light+0xb4/0x160 [ 62.416270] __sys_sendmsg+0xb9/0x140 [ 62.420059] ? SyS_shutdown+0x170/0x170 [ 62.424032] SyS_sendmsg+0x2d/0x50 [ 62.427564] ? __sys_sendmsg+0x140/0x140 [ 62.431618] do_syscall_64+0x1e8/0x640 [ 62.435484] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.440315] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.445486] RIP: 0033:0x448e09 [ 62.448673] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.456447] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 62.463699] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 62.470955] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 62.478206] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 62.485461] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 62.495629] FAULT_INJECTION: forcing a failure. [ 62.495629] name failslab, interval 1, probability 0, space 0, times 0 [ 62.507170] CPU: 0 PID: 7258 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 62.514208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.523671] Call Trace: [ 62.526284] dump_stack+0x138/0x197 [ 62.529901] should_fail.cold+0x10f/0x159 [ 62.534041] should_failslab+0xdb/0x130 [ 62.538020] __kmalloc_track_caller+0x2ec/0x790 [ 62.542673] ? save_trace+0x290/0x290 [ 62.546467] ? kstrdup_const+0x48/0x60 [ 62.550341] kstrdup+0x3a/0x70 [ 62.553536] kstrdup_const+0x48/0x60 [ 62.557259] __kernfs_new_node+0x2f/0x420 [ 62.561388] kernfs_new_node+0x80/0xf0 [ 62.565265] kernfs_create_link+0x2c/0x170 [ 62.569477] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 62.574737] sysfs_create_link+0x65/0xc0 [ 62.578783] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 62.583534] ? napi_disable+0x90/0x90 [ 62.587405] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 62.592589] __netdev_upper_dev_link+0x1be/0x230 [ 62.597449] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 62.602203] ? lock_downgrade+0x740/0x740 [ 62.606338] netdev_master_upper_dev_link+0x32/0x40 [ 62.611351] batadv_hardif_enable_interface+0x1f1/0xa00 [ 62.616718] batadv_softif_slave_add+0x8b/0xf0 [ 62.621304] ? batadv_softif_slave_del+0xc0/0xc0 [ 62.626053] do_set_master+0x19f/0x200 [ 62.630041] do_setlink+0x99f/0x2d50 [ 62.633773] ? __lock_acquire+0x5f7/0x4620 [ 62.638008] ? rtnl_register+0x50/0x50 [ 62.641875] ? trace_hardirqs_on+0x10/0x10 [ 62.646198] ? trace_hardirqs_on+0x10/0x10 [ 62.650420] ? save_trace+0x290/0x290 [ 62.654213] ? __lock_acquire+0x5f7/0x4620 [ 62.658429] ? __lock_is_held+0xb6/0x140 [ 62.662471] ? find_held_lock+0x35/0x130 [ 62.666521] ? save_trace+0x290/0x290 [ 62.670333] ? __update_load_avg_se.isra.0+0x3ba/0x530 [ 62.675627] ? trace_hardirqs_on+0x10/0x10 [ 62.679851] ? validate_nla+0x201/0x5f0 [ 62.683825] ? nla_parse+0x186/0x240 [ 62.687567] rtnl_newlink+0x11a7/0x1700 [ 62.691560] ? rtnl_link_unregister+0x200/0x200 [ 62.696230] ? finish_task_switch+0x178/0x650 [ 62.700708] ? finish_task_switch+0x14d/0x650 [ 62.706658] ? __mutex_lock+0x951/0x1470 [ 62.710733] ? lock_downgrade+0x740/0x740 [ 62.714913] ? rtnl_link_unregister+0x200/0x200 [ 62.719586] rtnetlink_rcv_msg+0x3eb/0xb70 [ 62.723804] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 62.728367] ? netlink_deliver_tap+0x93/0x8f0 [ 62.732857] netlink_rcv_skb+0x14f/0x3c0 [ 62.736907] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 62.741481] ? lock_downgrade+0x740/0x740 [ 62.745606] ? netlink_ack+0x9a0/0x9a0 [ 62.749473] ? netlink_deliver_tap+0xba/0x8f0 [ 62.753961] rtnetlink_rcv+0x1d/0x30 [ 62.757664] netlink_unicast+0x45d/0x640 [ 62.762229] ? netlink_attachskb+0x6a0/0x6a0 [ 62.766622] ? security_netlink_send+0x81/0xb0 [ 62.771213] netlink_sendmsg+0x7c4/0xc60 [ 62.775408] ? netlink_unicast+0x640/0x640 [ 62.779648] ? security_socket_sendmsg+0x89/0xb0 [ 62.784384] ? netlink_unicast+0x640/0x640 [ 62.788715] sock_sendmsg+0xce/0x110 [ 62.792473] ___sys_sendmsg+0x70a/0x840 [ 62.796454] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 62.801332] ? __fget+0x210/0x370 [ 62.804773] ? find_held_lock+0x35/0x130 [ 62.808912] ? __fget+0x210/0x370 [ 62.812362] ? lock_downgrade+0x740/0x740 [ 62.816502] ? __fget+0x237/0x370 [ 62.819953] ? __fget_light+0x172/0x1f0 [ 62.823923] ? __fdget+0x1b/0x20 [ 62.827285] ? sockfd_lookup_light+0xb4/0x160 [ 62.831771] __sys_sendmsg+0xb9/0x140 [ 62.835560] ? SyS_shutdown+0x170/0x170 [ 62.839517] SyS_sendmsg+0x2d/0x50 [ 62.843051] ? __sys_sendmsg+0x140/0x140 [ 62.847094] do_syscall_64+0x1e8/0x640 [ 62.850968] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 62.855806] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 62.860980] RIP: 0033:0x448e09 [ 62.864149] RSP: 002b:00007fa5a6d1acb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 62.871848] RAX: ffffffffffffffda RBX: 00007fa5a6d1acc0 RCX: 0000000000448e09 [ 62.879209] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 62.886468] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 62.893726] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 62.900984] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000000 [ 62.921718] FAULT_INJECTION: forcing a failure. [ 62.921718] name failslab, interval 1, probability 0, space 0, times 0 [ 62.933487] CPU: 1 PID: 7263 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 62.940500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.949854] Call Trace: [ 62.952439] dump_stack+0x138/0x197 [ 62.956058] should_fail.cold+0x10f/0x159 [ 62.960206] should_failslab+0xdb/0x130 [ 62.964168] kmem_cache_alloc+0x2d7/0x780 [ 62.968299] ? memcpy+0x46/0x50 [ 62.971572] ? kstrdup+0x5a/0x70 [ 62.974924] __kernfs_new_node+0x70/0x420 [ 62.979062] kernfs_new_node+0x80/0xf0 [ 62.982941] kernfs_create_link+0x2c/0x170 [ 62.987169] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 62.992448] sysfs_create_link+0x65/0xc0 [ 62.996515] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 63.001259] ? napi_disable+0x90/0x90 [ 63.005054] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 63.010252] __netdev_upper_dev_link+0x1be/0x230 [ 63.015114] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 63.019881] ? lock_downgrade+0x740/0x740 [ 63.024040] netdev_master_upper_dev_link+0x32/0x40 [ 63.029046] batadv_hardif_enable_interface+0x1f1/0xa00 [ 63.034429] batadv_softif_slave_add+0x8b/0xf0 [ 63.039010] ? batadv_softif_slave_del+0xc0/0xc0 [ 63.043767] do_set_master+0x19f/0x200 [ 63.047759] do_setlink+0x99f/0x2d50 [ 63.051472] ? unwind_get_return_address+0x61/0xa0 [ 63.056401] ? __save_stack_trace+0x7b/0xd0 [ 63.060765] ? rtnl_register+0x50/0x50 [ 63.064679] ? trace_hardirqs_on+0x10/0x10 [ 63.068902] ? save_stack+0xa9/0xd0 [ 63.072519] ? save_trace+0x290/0x290 [ 63.076313] ? find_held_lock+0x35/0x130 [ 63.080364] ? free_one_page+0x9e9/0x1040 [ 63.084528] ? find_held_lock+0x35/0x130 [ 63.088609] ? free_one_page+0x9e9/0x1040 [ 63.092770] ? lock_downgrade+0x740/0x740 [ 63.096909] ? __this_cpu_preempt_check+0x1d/0x30 [ 63.101757] ? validate_nla+0x201/0x5f0 [ 63.105723] ? nla_parse+0x186/0x240 [ 63.109457] rtnl_newlink+0x11a7/0x1700 [ 63.113421] ? rtnl_link_unregister+0x200/0x200 [ 63.118137] ? finish_task_switch+0x489/0x650 [ 63.122621] ? __mutex_lock+0x951/0x1470 [ 63.126692] ? lock_downgrade+0x740/0x740 [ 63.130865] ? rtnl_link_unregister+0x200/0x200 [ 63.135524] rtnetlink_rcv_msg+0x3eb/0xb70 [ 63.139744] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 63.144327] ? netlink_deliver_tap+0x93/0x8f0 [ 63.148808] netlink_rcv_skb+0x14f/0x3c0 [ 63.152862] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 63.157437] ? lock_downgrade+0x740/0x740 [ 63.161575] ? netlink_ack+0x9a0/0x9a0 [ 63.165468] ? netlink_deliver_tap+0xba/0x8f0 [ 63.169956] rtnetlink_rcv+0x1d/0x30 [ 63.173671] netlink_unicast+0x45d/0x640 [ 63.177737] ? netlink_attachskb+0x6a0/0x6a0 [ 63.182148] ? security_netlink_send+0x81/0xb0 [ 63.186727] netlink_sendmsg+0x7c4/0xc60 [ 63.190784] ? netlink_unicast+0x640/0x640 [ 63.195025] ? security_socket_sendmsg+0x89/0xb0 [ 63.199772] ? netlink_unicast+0x640/0x640 [ 63.204099] sock_sendmsg+0xce/0x110 [ 63.207805] ___sys_sendmsg+0x70a/0x840 [ 63.211786] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 63.216529] ? __fget+0x210/0x370 [ 63.219970] ? find_held_lock+0x35/0x130 [ 63.224010] ? __fget+0x210/0x370 [ 63.227458] ? lock_downgrade+0x740/0x740 [ 63.231591] ? __fget+0x237/0x370 [ 63.235026] ? __fget_light+0x172/0x1f0 [ 63.238981] ? __fdget+0x1b/0x20 [ 63.242341] ? sockfd_lookup_light+0xb4/0x160 [ 63.246825] __sys_sendmsg+0xb9/0x140 [ 63.250614] ? SyS_shutdown+0x170/0x170 [ 63.254582] SyS_sendmsg+0x2d/0x50 [ 63.258109] ? __sys_sendmsg+0x140/0x140 [ 63.262161] do_syscall_64+0x1e8/0x640 [ 63.266031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 63.270864] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 63.276037] RIP: 0033:0x448e09 [ 63.279209] RSP: 002b:00007fa5a6d1acb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.286899] RAX: ffffffffffffffda RBX: 00007fa5a6d1acc0 RCX: 0000000000448e09 [ 63.294151] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 63.301405] RBP: 0000000000000005 R08: 0000000000000002 R09: 0000000000003131 [ 63.308663] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc7c [ 63.315915] R13: 00007ffcd5d8d4af R14: 00007fa5a6d1b9c0 R15: 0000000000000001 [ 63.332621] FAULT_INJECTION: forcing a failure. [ 63.332621] name failslab, interval 1, probability 0, space 0, times 0 [ 63.345095] CPU: 0 PID: 7277 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 63.352143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.361502] Call Trace: [ 63.364099] dump_stack+0x138/0x197 [ 63.367724] should_fail.cold+0x10f/0x159 [ 63.371978] should_failslab+0xdb/0x130 [ 63.376022] kmem_cache_alloc+0x2d7/0x780 [ 63.380177] ? memcpy+0x46/0x50 [ 63.383557] ? kstrdup+0x5a/0x70 [ 63.386929] __kernfs_new_node+0x70/0x420 [ 63.391074] kernfs_new_node+0x80/0xf0 [ 63.394947] kernfs_create_link+0x2c/0x170 [ 63.399176] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 63.404453] sysfs_create_link+0x65/0xc0 [ 63.408508] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 63.413258] ? napi_disable+0x90/0x90 [ 63.417060] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 63.422255] __netdev_upper_dev_link+0x1be/0x230 [ 63.427104] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 63.431857] ? lock_downgrade+0x740/0x740 [ 63.436000] netdev_master_upper_dev_link+0x32/0x40 [ 63.441023] batadv_hardif_enable_interface+0x1f1/0xa00 [ 63.446387] batadv_softif_slave_add+0x8b/0xf0 [ 63.450953] ? batadv_softif_slave_del+0xc0/0xc0 [ 63.455710] do_set_master+0x19f/0x200 [ 63.459589] do_setlink+0x99f/0x2d50 [ 63.463298] ? find_held_lock+0x35/0x130 [ 63.467353] ? load_balance+0xf83/0x2250 [ 63.471402] ? rtnl_register+0x50/0x50 [ 63.475274] ? trace_hardirqs_on+0x10/0x10 [ 63.479493] ? save_trace+0x290/0x290 [ 63.483285] ? find_held_lock+0x35/0x130 [ 63.487344] ? free_one_page+0x9e9/0x1040 [ 63.491474] ? find_held_lock+0x35/0x130 [ 63.495537] ? free_one_page+0x9e9/0x1040 [ 63.499688] ? lock_downgrade+0x740/0x740 [ 63.503841] ? __this_cpu_preempt_check+0x1d/0x30 [ 63.508693] ? validate_nla+0x201/0x5f0 [ 63.512674] ? nla_parse+0x186/0x240 [ 63.516380] rtnl_newlink+0x11a7/0x1700 [ 63.520346] ? rtnl_link_unregister+0x200/0x200 [ 63.525008] ? finish_task_switch+0x489/0x650 [ 63.529486] ? __mutex_lock+0x951/0x1470 [ 63.533555] ? lock_downgrade+0x740/0x740 [ 63.537736] ? rtnl_link_unregister+0x200/0x200 [ 63.542405] rtnetlink_rcv_msg+0x3eb/0xb70 [ 63.546635] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 63.551223] ? netlink_deliver_tap+0x93/0x8f0 [ 63.555730] netlink_rcv_skb+0x14f/0x3c0 [ 63.559785] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 63.564370] ? lock_downgrade+0x740/0x740 [ 63.568509] ? netlink_ack+0x9a0/0x9a0 [ 63.572391] ? netlink_deliver_tap+0xba/0x8f0 [ 63.576911] rtnetlink_rcv+0x1d/0x30 [ 63.580869] netlink_unicast+0x45d/0x640 [ 63.584934] ? netlink_attachskb+0x6a0/0x6a0 [ 63.589351] ? security_netlink_send+0x81/0xb0 [ 63.593959] netlink_sendmsg+0x7c4/0xc60 [ 63.598085] ? netlink_unicast+0x640/0x640 [ 63.602327] ? security_socket_sendmsg+0x89/0xb0 [ 63.607258] ? netlink_unicast+0x640/0x640 [ 63.611521] sock_sendmsg+0xce/0x110 [ 63.615237] ___sys_sendmsg+0x70a/0x840 [ 63.619358] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 63.624185] ? __fget+0x210/0x370 [ 63.627627] ? find_held_lock+0x35/0x130 [ 63.631687] ? __fget+0x210/0x370 [ 63.635158] ? lock_downgrade+0x740/0x740 [ 63.639313] ? __fget+0x237/0x370 [ 63.642773] ? __fget_light+0x172/0x1f0 [ 63.646748] ? __fdget+0x1b/0x20 [ 63.650120] ? sockfd_lookup_light+0xb4/0x160 [ 63.654622] __sys_sendmsg+0xb9/0x140 [ 63.658417] ? SyS_shutdown+0x170/0x170 [ 63.662386] SyS_sendmsg+0x2d/0x50 [ 63.665916] ? __sys_sendmsg+0x140/0x140 [ 63.669968] do_syscall_64+0x1e8/0x640 [ 63.673860] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 63.678705] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 63.683896] RIP: 0033:0x448e09 [ 63.687181] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.695022] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 63.702285] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 63.709544] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 63.716804] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 63.724059] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 63.734461] FAULT_INJECTION: forcing a failure. [ 63.734461] name failslab, interval 1, probability 0, space 0, times 0 [ 63.745743] CPU: 0 PID: 7280 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 63.752755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.762117] Call Trace: [ 63.764731] dump_stack+0x138/0x197 [ 63.768363] should_fail.cold+0x10f/0x159 [ 63.772526] should_failslab+0xdb/0x130 [ 63.776500] kmem_cache_alloc+0x2d7/0x780 [ 63.780640] ? memcpy+0x46/0x50 [ 63.783921] ? kstrdup+0x5a/0x70 [ 63.787310] __kernfs_new_node+0x70/0x420 [ 63.791472] kernfs_new_node+0x80/0xf0 [ 63.795355] kernfs_create_link+0x2c/0x170 [ 63.799760] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 63.805030] sysfs_create_link+0x65/0xc0 [ 63.809078] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 63.813829] ? napi_disable+0x90/0x90 [ 63.817627] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 63.822956] __netdev_upper_dev_link+0x1be/0x230 [ 63.827721] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 63.832598] ? lock_downgrade+0x740/0x740 [ 63.836755] netdev_master_upper_dev_link+0x32/0x40 [ 63.841771] batadv_hardif_enable_interface+0x1f1/0xa00 [ 63.847218] batadv_softif_slave_add+0x8b/0xf0 [ 63.851789] ? batadv_softif_slave_del+0xc0/0xc0 [ 63.856563] do_set_master+0x19f/0x200 [ 63.860444] do_setlink+0x99f/0x2d50 [ 63.864156] ? find_held_lock+0x35/0x130 [ 63.868210] ? load_balance+0xf83/0x2250 [ 63.872274] ? rtnl_register+0x50/0x50 [ 63.876153] ? __lock_acquire+0x5f7/0x4620 [ 63.880376] ? lock_downgrade+0x740/0x740 [ 63.884530] ? lock_pin_lock+0x390/0x390 [ 63.888580] ? save_trace+0x290/0x290 [ 63.892373] ? __lock_acquire+0x5f7/0x4620 [ 63.896604] ? __lock_is_held+0xb6/0x140 [ 63.900647] ? save_trace+0x290/0x290 [ 63.904435] ? trace_hardirqs_on+0x10/0x10 [ 63.908802] ? validate_nla+0x201/0x5f0 [ 63.910424] ------------[ cut here ]------------ [ 63.912778] ? nla_parse+0x186/0x240 [ 63.912793] rtnl_newlink+0x11a7/0x1700 [ 63.917637] WARNING: CPU: 1 PID: 5 at net/batman-adv/bat_iv_ogm.c:555 batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 [ 63.921333] ? rtnl_link_unregister+0x200/0x200 [ 63.925621] Kernel panic - not syncing: panic_on_warn set ... [ 63.925621] [ 63.936968] ? finish_task_switch+0x178/0x650 [ 63.953519] ? finish_task_switch+0x14d/0x650 [ 63.958005] ? __mutex_lock+0x951/0x1470 [ 63.962064] ? lock_downgrade+0x740/0x740 [ 63.966225] ? rtnl_link_unregister+0x200/0x200 [ 63.970884] rtnetlink_rcv_msg+0x3eb/0xb70 [ 63.975111] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 63.979688] ? netlink_deliver_tap+0x93/0x8f0 [ 63.984175] netlink_rcv_skb+0x14f/0x3c0 [ 63.988225] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 63.992793] ? lock_downgrade+0x740/0x740 [ 63.996926] ? netlink_ack+0x9a0/0x9a0 [ 64.000802] ? netlink_deliver_tap+0xba/0x8f0 [ 64.005291] rtnetlink_rcv+0x1d/0x30 [ 64.008991] netlink_unicast+0x45d/0x640 [ 64.013042] ? netlink_attachskb+0x6a0/0x6a0 [ 64.017458] ? security_netlink_send+0x81/0xb0 [ 64.022031] netlink_sendmsg+0x7c4/0xc60 [ 64.026083] ? netlink_unicast+0x640/0x640 [ 64.030308] ? security_socket_sendmsg+0x89/0xb0 [ 64.035052] ? netlink_unicast+0x640/0x640 [ 64.039275] sock_sendmsg+0xce/0x110 [ 64.042978] ___sys_sendmsg+0x70a/0x840 [ 64.046942] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 64.051686] ? __fget+0x210/0x370 [ 64.055129] ? find_held_lock+0x35/0x130 [ 64.059174] ? __fget+0x210/0x370 [ 64.062622] ? lock_downgrade+0x740/0x740 [ 64.066759] ? __fget+0x237/0x370 [ 64.070202] ? __fget_light+0x172/0x1f0 [ 64.074165] ? __fdget+0x1b/0x20 [ 64.077520] ? sockfd_lookup_light+0xb4/0x160 [ 64.082028] __sys_sendmsg+0xb9/0x140 [ 64.085816] ? SyS_shutdown+0x170/0x170 [ 64.089796] SyS_sendmsg+0x2d/0x50 [ 64.093333] ? __sys_sendmsg+0x140/0x140 [ 64.097390] do_syscall_64+0x1e8/0x640 [ 64.101282] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.106120] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.111298] RIP: 0033:0x448e09 [ 64.114478] RSP: 002b:00007fa5a6d3bcb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.122179] RAX: ffffffffffffffda RBX: 00007fa5a6d3bcc0 RCX: 0000000000448e09 [ 64.129450] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 64.136708] RBP: 0000000000000006 R08: 0000000000000002 R09: 0000000000003131 [ 64.143963] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc6c [ 64.151222] R13: 00007ffcd5d8d4af R14: 00007fa5a6d3c9c0 R15: 0000000000000000 [ 64.158499] CPU: 1 PID: 5 Comm: kworker/u4:0 Not tainted 4.14.150 #0 [ 64.166195] FAULT_INJECTION: forcing a failure. [ 64.166195] name failslab, interval 1, probability 0, space 0, times 0 [ 64.166395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.186928] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 64.194016] Call Trace: [ 64.196594] dump_stack+0x138/0x197 [ 64.200213] panic+0x1f9/0x42d [ 64.203394] ? add_taint.cold+0x16/0x16 [ 64.207359] ? batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 [ 64.213842] ? batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 [ 64.220318] __warn.cold+0x2f/0x2f [ 64.223847] ? ist_end_non_atomic+0x10/0x10 [ 64.228155] ? batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 [ 64.234632] report_bug+0x216/0x254 [ 64.238249] do_error_trap+0x1bb/0x310 [ 64.242127] ? math_error+0x360/0x360 [ 64.245921] ? debug_object_deactivate+0x1cc/0x350 [ 64.250841] ? find_held_lock+0x35/0x130 [ 64.254893] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.259728] do_invalid_op+0x1b/0x20 [ 64.263431] invalid_op+0x1b/0x40 [ 64.266873] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 [ 64.273955] RSP: 0018:ffff8880a9cd7cc8 EFLAGS: 00010297 [ 64.279311] RAX: ffff8880a9cc2140 RBX: ffff888096d71d48 RCX: ffff8880a9cc29c0 [ 64.286571] RDX: 0000000000000000 RSI: ffffffff8778f6e0 RDI: ffff88808ab0c368 [ 64.293829] RBP: ffff8880a9cd7d38 R08: 0000000000004ae1 R09: ffffffff88ca6bc8 [ 64.301104] R10: ffff8880a9cc29e8 R11: ffff8880a9cc2140 R12: ffff8880a97f4300 [ 64.308362] R13: ffff888096d71d00 R14: ffff888095edfa00 R15: ffff88808ab0c300 [ 64.315643] ? batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 [ 64.322132] process_one_work+0x863/0x1600 [ 64.326373] ? pwq_dec_nr_in_flight+0x2e0/0x2e0 [ 64.331035] worker_thread+0x5d9/0x1050 [ 64.335016] kthread+0x319/0x430 [ 64.338373] ? process_one_work+0x1600/0x1600 [ 64.342857] ? kthread_create_on_node+0xd0/0xd0 [ 64.347526] ret_from_fork+0x24/0x30 [ 64.351262] CPU: 0 PID: 7284 Comm: syz-executor704 Not tainted 4.14.150 #0 [ 64.358289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.367638] Call Trace: [ 64.370227] dump_stack+0x138/0x197 [ 64.373853] should_fail.cold+0x10f/0x159 [ 64.378001] should_failslab+0xdb/0x130 [ 64.381965] kmem_cache_alloc+0x2d7/0x780 [ 64.386099] ? memcpy+0x46/0x50 [ 64.389369] ? kstrdup+0x5a/0x70 [ 64.392725] __kernfs_new_node+0x70/0x420 [ 64.396862] kernfs_new_node+0x80/0xf0 [ 64.400741] kernfs_create_link+0x2c/0x170 [ 64.404964] sysfs_do_create_link_sd.isra.0+0x90/0x120 [ 64.410242] sysfs_create_link+0x65/0xc0 [ 64.414297] netdev_adjacent_sysfs_add+0xa7/0xd0 [ 64.419044] ? napi_disable+0x90/0x90 [ 64.422849] __netdev_adjacent_dev_insert+0x487/0x6a0 [ 64.428031] __netdev_upper_dev_link+0x1be/0x230 [ 64.432773] ? netdev_upper_dev_unlink+0xe0/0xe0 [ 64.437534] ? lock_downgrade+0x740/0x740 [ 64.441671] netdev_master_upper_dev_link+0x32/0x40 [ 64.446680] batadv_hardif_enable_interface+0x1f1/0xa00 [ 64.452038] batadv_softif_slave_add+0x8b/0xf0 [ 64.456607] ? batadv_softif_slave_del+0xc0/0xc0 [ 64.461367] do_set_master+0x19f/0x200 [ 64.465259] do_setlink+0x99f/0x2d50 [ 64.468960] ? unwind_get_return_address+0x61/0xa0 [ 64.473875] ? __save_stack_trace+0x7b/0xd0 [ 64.478190] ? rtnl_register+0x50/0x50 [ 64.482067] ? trace_hardirqs_on+0x10/0x10 [ 64.486298] ? save_stack+0xa9/0xd0 [ 64.489915] ? save_trace+0x290/0x290 [ 64.493701] ? find_held_lock+0x35/0x130 [ 64.497753] ? free_one_page+0x9e9/0x1040 [ 64.501888] ? find_held_lock+0x35/0x130 [ 64.505936] ? free_one_page+0x9e9/0x1040 [ 64.510074] ? lock_downgrade+0x740/0x740 [ 64.514214] ? __this_cpu_preempt_check+0x1d/0x30 [ 64.519045] ? validate_nla+0x201/0x5f0 [ 64.523007] ? nla_parse+0x186/0x240 [ 64.526711] rtnl_newlink+0x11a7/0x1700 [ 64.530682] ? rtnl_link_unregister+0x200/0x200 [ 64.535342] ? finish_task_switch+0x489/0x650 [ 64.539827] ? __mutex_lock+0x951/0x1470 [ 64.543908] ? lock_downgrade+0x740/0x740 [ 64.548099] ? rtnl_link_unregister+0x200/0x200 [ 64.552766] rtnetlink_rcv_msg+0x3eb/0xb70 [ 64.556995] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 64.561564] ? netlink_deliver_tap+0x93/0x8f0 [ 64.566050] netlink_rcv_skb+0x14f/0x3c0 [ 64.570376] ? rtnl_bridge_getlink+0x7a0/0x7a0 [ 64.574960] ? lock_downgrade+0x740/0x740 [ 64.579105] ? netlink_ack+0x9a0/0x9a0 [ 64.582982] ? netlink_deliver_tap+0xba/0x8f0 [ 64.587471] rtnetlink_rcv+0x1d/0x30 [ 64.591176] netlink_unicast+0x45d/0x640 [ 64.595228] ? netlink_attachskb+0x6a0/0x6a0 [ 64.599627] ? security_netlink_send+0x81/0xb0 [ 64.604201] netlink_sendmsg+0x7c4/0xc60 [ 64.608255] ? netlink_unicast+0x640/0x640 [ 64.612480] ? security_socket_sendmsg+0x89/0xb0 [ 64.617271] ? netlink_unicast+0x640/0x640 [ 64.621674] sock_sendmsg+0xce/0x110 [ 64.625410] ___sys_sendmsg+0x70a/0x840 [ 64.629392] ? copy_msghdr_from_user+0x3f0/0x3f0 [ 64.634135] ? __fget+0x210/0x370 [ 64.637579] ? find_held_lock+0x35/0x130 [ 64.641626] ? __fget+0x210/0x370 [ 64.645068] ? lock_downgrade+0x740/0x740 [ 64.649203] ? __fget+0x237/0x370 [ 64.652645] ? __fget_light+0x172/0x1f0 [ 64.656604] ? __fdget+0x1b/0x20 [ 64.659955] ? sockfd_lookup_light+0xb4/0x160 [ 64.664438] __sys_sendmsg+0xb9/0x140 [ 64.668233] ? SyS_shutdown+0x170/0x170 [ 64.672201] SyS_sendmsg+0x2d/0x50 [ 64.675724] ? __sys_sendmsg+0x140/0x140 [ 64.679780] do_syscall_64+0x1e8/0x640 [ 64.683654] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.688485] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.693661] RIP: 0033:0x448e09 [ 64.696835] RSP: 002b:00007fa5a6cf9cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 64.704536] RAX: ffffffffffffffda RBX: 00007fa5a6cf9cc0 RCX: 0000000000448e09 [ 64.711792] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 64.719048] RBP: 0000000000000005 R08: 0000000000000002 R09: 0000000000003131 [ 64.726300] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dfc8c [ 64.733553] R13: 00007ffcd5d8d4af R14: 00007fa5a6cfa9c0 R15: 0000000000000001 [ 64.742204] Kernel Offset: disabled [ 64.745926] Rebooting in 86400 seconds..