[ 47.009152] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.221' (ECDSA) to the list of known hosts. [ 52.715834] random: sshd: uninitialized urandom read (32 bytes read) [ 52.928742] audit: type=1400 audit(1584851364.246:36): avc: denied { map } for pid=7602 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2020/03/22 04:29:24 parsed 1 programs [ 53.604575] random: cc1: uninitialized urandom read (8 bytes read) 2020/03/22 04:29:25 executed programs: 0 [ 54.588980] audit: type=1400 audit(1584851365.906:37): avc: denied { map } for pid=7602 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=15652 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 54.621015] audit: type=1400 audit(1584851365.936:38): avc: denied { map } for pid=7602 comm="syz-execprog" path="/root/syzkaller-shm389921058" dev="sda1" ino=16485 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 54.771274] IPVS: ftp: loaded support on port[0] = 21 [ 55.622912] IPVS: ftp: loaded support on port[0] = 21 [ 55.693778] chnl_net:caif_netlink_parms(): no params data found [ 55.762043] IPVS: ftp: loaded support on port[0] = 21 [ 55.817366] chnl_net:caif_netlink_parms(): no params data found [ 55.893583] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.901038] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.908497] device bridge_slave_0 entered promiscuous mode [ 55.916799] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.923557] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.932459] IPVS: ftp: loaded support on port[0] = 21 [ 55.932792] device bridge_slave_1 entered promiscuous mode [ 55.975054] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.992722] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.013194] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.019654] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.027784] device bridge_slave_0 entered promiscuous mode [ 56.048792] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.056247] team0: Port device team_slave_0 added [ 56.061429] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.067807] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.075355] device bridge_slave_1 entered promiscuous mode [ 56.102847] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 56.111016] team0: Port device team_slave_1 added [ 56.138874] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.172364] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.181527] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.187808] batman_adv: batadv0: The MTU of interface batadv_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. [ 56.213287] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.228528] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.235064] batman_adv: batadv0: The MTU of interface batadv_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. [ 56.260311] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.302104] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.318389] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.326057] team0: Port device team_slave_0 added [ 56.331351] chnl_net:caif_netlink_parms(): no params data found [ 56.339975] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.362918] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 56.371085] team0: Port device team_slave_1 added [ 56.411714] IPVS: ftp: loaded support on port[0] = 21 [ 56.453003] device hsr_slave_0 entered promiscuous mode [ 56.490614] device hsr_slave_1 entered promiscuous mode [ 56.553925] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.566188] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.573098] batman_adv: batadv0: The MTU of interface batadv_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. [ 56.598513] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.626463] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.643539] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.649858] batman_adv: batadv0: The MTU of interface batadv_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. [ 56.675401] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.725341] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.749896] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.799147] chnl_net:caif_netlink_parms(): no params data found [ 56.873654] device hsr_slave_0 entered promiscuous mode [ 56.910578] device hsr_slave_1 entered promiscuous mode [ 56.954511] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.977021] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.983608] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.991268] device bridge_slave_0 entered promiscuous mode [ 57.004843] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 57.013221] IPVS: ftp: loaded support on port[0] = 21 [ 57.042497] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.049058] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.056579] device bridge_slave_1 entered promiscuous mode [ 57.137655] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.176641] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.280190] audit: type=1400 audit(1584851368.596:39): avc: denied { create } for pid=7620 comm="syz-executor.3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 57.304673] audit: type=1400 audit(1584851368.596:40): avc: denied { write } for pid=7620 comm="syz-executor.3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 57.304914] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 57.332935] audit: type=1400 audit(1584851368.616:41): avc: denied { read } for pid=7620 comm="syz-executor.3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 57.337633] team0: Port device team_slave_0 added [ 57.367955] chnl_net:caif_netlink_parms(): no params data found [ 57.398159] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 57.405465] team0: Port device team_slave_1 added [ 57.479527] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.504266] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.511327] batman_adv: batadv0: The MTU of interface batadv_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. [ 57.537249] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.549392] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.555993] batman_adv: batadv0: The MTU of interface batadv_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. [ 57.581753] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.612727] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 57.642844] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 57.654230] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.661156] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.668195] device bridge_slave_0 entered promiscuous mode [ 57.679379] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.686319] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.694190] device bridge_slave_1 entered promiscuous mode [ 57.812816] device hsr_slave_0 entered promiscuous mode [ 57.860492] device hsr_slave_1 entered promiscuous mode [ 57.957069] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.963611] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.971652] device bridge_slave_0 entered promiscuous mode [ 57.978941] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 57.987474] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.999600] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 58.011013] chnl_net:caif_netlink_parms(): no params data found [ 58.021088] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.027559] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.035411] device bridge_slave_1 entered promiscuous mode [ 58.053139] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 58.061358] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.100177] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.110476] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.152413] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.159892] team0: Port device team_slave_0 added [ 58.166488] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.174139] team0: Port device team_slave_1 added [ 58.196525] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 58.204086] team0: Port device team_slave_0 added [ 58.218770] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 58.226655] team0: Port device team_slave_1 added [ 58.276734] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.284720] batman_adv: batadv0: The MTU of interface batadv_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. [ 58.310082] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.322477] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.328766] batman_adv: batadv0: The MTU of interface batadv_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. [ 58.354140] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.366374] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.372801] batman_adv: batadv0: The MTU of interface batadv_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. [ 58.398199] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.409481] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 58.422118] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.428425] batman_adv: batadv0: The MTU of interface batadv_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. [ 58.453931] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.464908] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.488125] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 58.518993] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 58.573112] device hsr_slave_0 entered promiscuous mode [ 58.620582] device hsr_slave_1 entered promiscuous mode [ 58.661886] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 58.674124] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.684085] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 58.706007] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 58.773190] device hsr_slave_0 entered promiscuous mode [ 58.810566] device hsr_slave_1 entered promiscuous mode [ 58.857191] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 58.892682] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 58.899359] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 58.922370] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.928859] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.936473] device bridge_slave_0 entered promiscuous mode [ 58.945587] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.953637] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.966476] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.973050] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.002587] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.009039] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.016482] device bridge_slave_1 entered promiscuous mode [ 59.025484] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.067388] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.078102] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 59.098440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.106649] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.114742] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.121450] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.157680] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 59.170751] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.179812] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.197795] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 59.205310] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 59.217877] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.226157] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.234192] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.240607] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.247516] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.255345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.322710] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.336855] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 59.344445] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.362906] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.377816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.393057] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 59.401694] team0: Port device team_slave_0 added [ 59.409063] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 59.416665] team0: Port device team_slave_1 added [ 59.439378] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 59.458710] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.467179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.475305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.483377] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.489766] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.496960] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.506158] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.534202] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 59.550973] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.557270] batman_adv: batadv0: The MTU of interface batadv_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. [ 59.582939] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.593545] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.604607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.612550] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.618934] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.630932] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.642152] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 59.657069] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.663593] batman_adv: batadv0: The MTU of interface batadv_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. [ 59.691493] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.702938] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.713168] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.720966] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.729606] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.739165] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.747740] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 59.757377] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 59.768714] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.781054] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 59.787443] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.798377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.806200] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.822059] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 59.833736] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 59.844165] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 59.854820] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 59.864353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.872415] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.880874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.888575] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.896409] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.904414] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.912710] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.922778] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 59.949720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.957447] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.968439] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 60.005861] device hsr_slave_0 entered promiscuous mode [ 60.050626] device hsr_slave_1 entered promiscuous mode [ 60.091200] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 60.099084] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 60.111493] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.119145] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.127298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.135008] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.154666] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 60.163103] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 60.169129] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.194873] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 60.201880] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.243851] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.261040] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 60.316140] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.323712] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.342954] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 60.364820] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.371569] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.378389] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.385654] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.393024] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.402908] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.414007] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.422181] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 60.438551] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.446970] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.458928] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.466553] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.477246] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.496287] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 60.503405] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.518416] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.526141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.539165] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 60.545591] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.566476] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.577084] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 60.587201] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 60.612624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.620768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.628551] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.634996] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.647151] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 60.657098] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 60.671323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.678605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.686572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.694303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.703423] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.711971] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.718363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.727172] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.739728] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 60.749431] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 60.758036] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 60.766638] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.775241] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.783428] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.792602] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.801219] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.808692] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.816930] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.826980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.834907] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.841441] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.851709] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.863634] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 60.885731] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 60.894635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.909482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.918434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.926517] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.934501] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.940920] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.948417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.976345] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 60.991927] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 61.004399] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 61.024283] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 61.036460] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.049655] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.066231] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.074153] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.080597] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.088089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.096116] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.107624] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.118955] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 61.135407] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.151373] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.159342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.171904] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 61.181005] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.191619] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.198522] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.206064] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.214521] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.223223] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.231322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.239038] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.247705] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.257809] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 61.273369] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 61.284447] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.294080] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 61.316930] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 61.326575] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.334809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.345051] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.353742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.361739] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.369358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.377367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.388317] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 61.401618] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 61.413905] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 61.421229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.439876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.448243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.457303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.465422] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.477193] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 61.486864] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 61.499007] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 61.509112] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 61.518112] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 61.527788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.541724] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.549849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.559421] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.567786] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.579171] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 61.589774] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 61.596605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.609236] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 61.623788] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.632392] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.644165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.652096] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.659631] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.667293] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.683107] device veth0_vlan entered promiscuous mode [ 61.697014] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 61.704654] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 61.712406] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 61.719831] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 61.732282] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 61.743871] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 61.767574] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.774955] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.782808] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.790919] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.800633] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 61.809126] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 61.826784] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.836255] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 61.845157] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.852568] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.860843] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.868642] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.876390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.883980] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.893445] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.905206] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 61.916025] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 61.924967] device veth0_vlan entered promiscuous mode [ 61.932604] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.939473] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.959155] device veth1_vlan entered promiscuous mode [ 61.969840] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 61.981860] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 61.987965] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.998827] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 62.017585] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 62.028851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.037463] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.050777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.058874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.067410] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.073885] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.083313] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.094149] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 62.109574] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 62.117299] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.126419] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.137007] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.143505] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.152346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.163546] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.181502] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 62.192671] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 62.208479] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.221217] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.232319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.243105] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 62.252531] device veth1_vlan entered promiscuous mode [ 62.264440] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 62.276136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.291298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.306153] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.322076] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 62.329281] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.337511] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.352339] device veth0_macvtap entered promiscuous mode [ 62.359108] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 62.375222] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.391797] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.403717] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 62.413332] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 62.428363] device veth1_macvtap entered promiscuous mode [ 62.435056] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 62.452776] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 62.460711] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 62.468081] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.478449] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.486577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.524198] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.535891] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 62.548753] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 62.569327] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 62.583779] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.596095] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.609963] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 62.622769] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 62.636494] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 62.646306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.656549] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.664783] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.673419] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.689697] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 62.696314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.707595] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 62.719257] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.729620] device veth0_macvtap entered promiscuous mode [ 62.739075] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 62.747777] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.756082] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.764006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.778339] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 62.792524] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 62.799815] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 62.814288] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 62.829495] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 62.838689] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.849089] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 62.859655] device veth1_macvtap entered promiscuous mode [ 62.867016] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 62.878516] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 62.885834] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 62.897906] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.905947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.915053] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.923582] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.936209] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 62.946814] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 62.966313] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.974792] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.982898] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.991792] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.003501] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 63.013499] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 63.022849] device veth0_vlan entered promiscuous mode [ 63.034644] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 63.055494] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.063409] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.076414] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 63.092641] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 63.112888] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.125369] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 63.133286] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.140365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.148429] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.156845] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.164754] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.175611] device veth1_vlan entered promiscuous mode [ 63.187820] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.198381] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 63.218163] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 63.236204] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 63.243827] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.262325] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 63.269575] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 63.276654] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 63.283158] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.291850] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.309259] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 63.335114] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.346479] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.360324] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 63.367842] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 63.375200] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 63.384394] device veth0_vlan entered promiscuous mode [ 63.399148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.406677] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.416959] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 63.426447] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 63.443926] device veth1_vlan entered promiscuous mode [ 63.451249] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 63.469906] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.487242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.497337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.508171] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.517713] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.528716] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 63.542965] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 63.552408] device veth0_vlan entered promiscuous mode [ 63.564588] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.578876] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.603795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.616141] device veth0_macvtap entered promiscuous mode [ 63.623063] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 63.633383] device veth1_macvtap entered promiscuous mode [ 63.639928] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 63.668808] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 63.695311] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 63.712888] device veth1_vlan entered promiscuous mode [ 63.719693] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 63.732964] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 63.756973] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 63.768672] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 63.790755] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 63.797435] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.805246] FAULT_INJECTION: forcing a failure. [ 63.805246] name failslab, interval 1, probability 0, space 0, times 1 [ 63.806032] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.822016] CPU: 1 PID: 7813 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 63.826854] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.832242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.832248] Call Trace: [ 63.832300] dump_stack+0x13e/0x194 [ 63.832319] should_fail.cold+0x10a/0x14b [ 63.832335] ? cancel_delayed_work_sync+0x20/0x20 [ 63.832347] should_failslab+0xd6/0x130 [ 63.832356] kmem_cache_alloc_trace+0x2db/0x7b0 [ 63.832366] ? __lockdep_init_map+0x100/0x560 [ 63.832373] ? __lockdep_init_map+0x100/0x560 [ 63.832383] ? cancel_delayed_work_sync+0x20/0x20 [ 63.832393] __kthread_create_on_node+0xbe/0x3a0 [ 63.832401] ? kthread_park+0x130/0x130 [ 63.832407] ? save_trace+0x290/0x290 [ 63.832414] ? save_trace+0x290/0x290 [ 63.832431] ? __rh_find+0x700/0xa00 [ 63.832440] ? cancel_delayed_work_sync+0x20/0x20 [ 63.832447] kthread_create_on_node+0xa8/0xd0 [ 63.832453] ? __kthread_create_on_node+0x3a0/0x3a0 [ 63.832463] ? pwq_adjust_max_active+0x366/0x550 [ 63.832475] ? wait_for_completion+0x390/0x390 [ 63.832485] ? _find_next_bit+0xdb/0x100 [ 63.832494] __alloc_workqueue_key+0xac3/0xec0 [ 63.832507] ? workqueue_sysfs_register+0x3c0/0x3c0 [ 63.832516] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 63.832527] ? rcu_read_lock_sched_held+0x10a/0x130 [ 63.832532] ? kmem_cache_alloc+0x604/0x770 [ 63.832547] sb_init_dio_done_wq+0x34/0x80 [ 63.832556] do_blockdev_direct_IO+0x3842/0x9120 [ 63.832563] ? __lock_is_held+0xad/0x140 [ 63.832569] ? dm_region_hash_create+0x98/0x950 [ 63.832591] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 63.832604] ? mark_buffer_dirty+0x99/0x490 [ 63.832617] ? write_end_fn+0x90/0x90 [ 63.832625] ? ext4_get_block_trans+0x220/0x220 [ 63.832635] ? sb_init_dio_done_wq+0x80/0x80 [ 63.832663] ? __lock_is_held+0xad/0x140 [ 63.832670] ? __blockdev_direct_IO+0x32/0xef [ 63.832676] ? write_end_fn+0x90/0x90 [ 63.832682] ? ext4_get_block_trans+0x220/0x220 [ 63.832691] ext4_direct_IO+0x7cf/0x1980 [ 63.832703] ? ext4_get_block_trans+0x220/0x220 [ 63.832717] generic_file_direct_write+0x1df/0x420 [ 63.832728] __generic_file_write_iter+0x2a5/0x590 [ 63.832740] ext4_file_write_iter+0x808/0xdc0 [ 63.832750] ? ext4_file_mmap+0x2b0/0x2b0 [ 63.832758] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 63.832765] ? rcu_read_lock_sched_held+0x10a/0x130 [ 63.832772] ? rcu_sync_lockdep_assert+0x69/0xa0 [ 63.832783] aio_write+0x2c7/0x4f0 [ 63.832791] ? trace_hardirqs_on+0x10/0x10 [ 63.832798] ? aio_complete+0xc90/0xc90 [ 63.832805] ? save_trace+0x290/0x290 [ 63.832816] ? find_held_lock+0x2d/0x110 [ 63.832827] ? lock_acquire+0x170/0x3f0 [ 63.832836] ? lock_downgrade+0x6e0/0x6e0 [ 63.832849] do_io_submit+0x996/0x13f0 [ 63.832867] ? free_ioctx_users+0x3d0/0x3d0 [ 63.832880] ? vfs_write+0xff/0x4e0 [ 63.832892] ? SyS_read+0x210/0x210 [ 63.832904] ? SyS_clock_settime+0x1a0/0x1a0 [ 63.832913] ? SyS_io_destroy+0x300/0x300 [ 63.832927] ? do_syscall_64+0x1d5/0x640 [ 63.832935] do_syscall_64+0x1d5/0x640 [ 63.832949] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 63.832957] RIP: 0033:0x45c849 [ 63.832961] RSP: 002b:00007fcd6a40dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 63.832970] RAX: ffffffffffffffda RBX: 00007fcd6a40e6d4 RCX: 000000000045c849 [ 63.832975] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3eb000 [ 63.832979] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 63.832985] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 2020/03/22 04:29:35 executed programs: 6 [ 63.832989] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 64.177935] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.185689] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.193681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.204569] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.216244] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.225960] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 64.237011] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.247778] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 64.255744] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.265267] device veth0_macvtap entered promiscuous mode [ 64.282350] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 64.325010] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.334940] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.350533] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.367769] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 64.376391] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.401787] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.407622] FAULT_INJECTION: forcing a failure. [ 64.407622] name failslab, interval 1, probability 0, space 0, times 0 [ 64.417745] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 64.429490] CPU: 0 PID: 7830 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 64.433200] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.440233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.440238] Call Trace: [ 64.440266] dump_stack+0x13e/0x194 [ 64.440282] should_fail.cold+0x10a/0x14b [ 64.440297] should_failslab+0xd6/0x130 [ 64.440305] __kmalloc+0x2e9/0x7c0 [ 64.440314] ? ext4_find_extent+0x71a/0x990 [ 64.440328] ? __lock_acquire+0x5f7/0x4620 [ 64.451850] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 64.458878] ext4_find_extent+0x71a/0x990 [ 64.461658] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.465101] ext4_ext_map_blocks+0x16f/0x4b80 [ 64.465115] ? save_trace+0x290/0x290 [ 64.465123] ? ext4_find_delalloc_cluster+0xb0/0xb0 [ 64.465132] ? save_trace+0x290/0x290 [ 64.471160] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 64.473321] ? lock_acquire+0x170/0x3f0 [ 64.531096] ? ext4_map_blocks+0x798/0x1610 [ 64.535480] ext4_map_blocks+0x7ea/0x1610 [ 64.539688] ? ext4_issue_zeroout+0x150/0x150 [ 64.544216] _ext4_get_block+0x187/0x480 [ 64.548298] ? ext4_map_blocks+0x1610/0x1610 [ 64.552713] ? __ext4_journal_start_sb+0x105/0x440 [ 64.557647] ? ext4_get_block_trans+0x1a5/0x220 [ 64.562345] ext4_get_block_trans+0x143/0x220 [ 64.566873] ? ext4_dio_get_block_overwrite+0xc0/0xc0 [ 64.572065] ? rcu_read_lock_sched_held+0x10a/0x130 [ 64.577091] ext4_dio_get_block_unwritten_async+0x69/0x1c0 [ 64.582850] do_blockdev_direct_IO+0x1f58/0x9120 [ 64.587626] ? sb_init_dio_done_wq+0x80/0x80 [ 64.592052] ? lock_downgrade+0x6e0/0x6e0 [ 64.596208] ? ext4_get_block_trans+0x220/0x220 [ 64.600894] ? __lock_is_held+0xad/0x140 [ 64.604958] ? mark_held_locks+0xa6/0xf0 [ 64.609020] ? __blockdev_direct_IO+0x32/0xef [ 64.613519] ? write_end_fn+0x90/0x90 [ 64.617349] ? ext4_get_block_trans+0x220/0x220 [ 64.622023] ext4_direct_IO+0x7cf/0x1980 [ 64.626110] ? ext4_get_block_trans+0x220/0x220 [ 64.630799] generic_file_direct_write+0x1df/0x420 [ 64.635808] __generic_file_write_iter+0x2a5/0x590 [ 64.640751] ext4_file_write_iter+0x808/0xdc0 [ 64.645258] ? ext4_file_mmap+0x2b0/0x2b0 [ 64.649501] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 64.654991] ? rcu_read_lock_sched_held+0x10a/0x130 [ 64.660023] ? rcu_sync_lockdep_assert+0x69/0xa0 [ 64.664795] aio_write+0x2c7/0x4f0 [ 64.668352] ? trace_hardirqs_on+0x10/0x10 [ 64.672597] ? aio_complete+0xc90/0xc90 [ 64.676574] ? save_trace+0x290/0x290 [ 64.680380] ? find_held_lock+0x2d/0x110 [ 64.684505] ? lock_acquire+0x170/0x3f0 [ 64.688508] ? lock_downgrade+0x6e0/0x6e0 [ 64.692663] do_io_submit+0x996/0x13f0 [ 64.696575] ? free_ioctx_users+0x3d0/0x3d0 [ 64.701053] ? vfs_write+0xff/0x4e0 [ 64.705034] ? SyS_read+0x210/0x210 [ 64.708671] ? SyS_clock_settime+0x1a0/0x1a0 [ 64.713332] ? SyS_io_destroy+0x300/0x300 [ 64.717501] ? do_syscall_64+0x1d5/0x640 [ 64.721702] do_syscall_64+0x1d5/0x640 [ 64.725941] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 64.731165] RIP: 0033:0x45c849 [ 64.734391] RSP: 002b:00007fcd6a3ecc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 64.742229] RAX: ffffffffffffffda RBX: 00007fcd6a3ed6d4 RCX: 000000000045c849 [ 64.749522] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 64.756818] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 64.764121] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 64.771423] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 64.793450] device veth1_macvtap entered promiscuous mode [ 64.805229] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 64.815041] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.832405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.848326] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.856983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.866019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.874345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.886412] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 64.924393] device veth0_macvtap entered promiscuous mode [ 64.934400] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 64.963198] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 64.976239] device veth1_macvtap entered promiscuous mode [ 64.985931] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 65.002250] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.018175] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.028246] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.036326] FAULT_INJECTION: forcing a failure. [ 65.036326] name failslab, interval 1, probability 0, space 0, times 0 [ 65.044278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.059524] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.069859] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.081475] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 65.088732] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.090464] CPU: 1 PID: 7845 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 65.099358] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.103096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.103101] Call Trace: [ 65.103121] dump_stack+0x13e/0x194 [ 65.103135] should_fail.cold+0x10a/0x14b [ 65.103148] should_failslab+0xd6/0x130 [ 65.103156] kmem_cache_alloc+0x44/0x770 [ 65.103167] ? remove_element.isra.0+0x1b0/0x1b0 [ 65.103183] bvec_alloc+0x13c/0x2d0 [ 65.103194] bio_alloc_bioset+0x3fa/0x640 [ 65.114291] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.122332] ? bvec_alloc+0x2d0/0x2d0 [ 65.122344] ? ext4_init_io_end+0xce/0x100 [ 65.122356] do_blockdev_direct_IO+0x166c/0x9120 [ 65.122379] ? sb_init_dio_done_wq+0x80/0x80 [ 65.122391] ? lock_downgrade+0x6e0/0x6e0 [ 65.122413] ? ext4_get_block_trans+0x220/0x220 [ 65.122426] ? __lock_is_held+0xad/0x140 [ 65.125767] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.128657] ? mark_held_locks+0xa6/0xf0 [ 65.128669] ? __blockdev_direct_IO+0x32/0xef [ 65.128678] ? write_end_fn+0x90/0x90 [ 65.128690] ? ext4_get_block_trans+0x220/0x220 [ 65.133055] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.136822] ext4_direct_IO+0x7cf/0x1980 [ 65.136838] ? ext4_get_block_trans+0x220/0x220 [ 65.136851] generic_file_direct_write+0x1df/0x420 [ 65.141450] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.145713] __generic_file_write_iter+0x2a5/0x590 [ 65.145728] ext4_file_write_iter+0x808/0xdc0 [ 65.145739] ? ext4_file_mmap+0x2b0/0x2b0 [ 65.149443] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.153529] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 65.153540] ? rcu_read_lock_sched_held+0x10a/0x130 [ 65.153547] ? rcu_sync_lockdep_assert+0x69/0xa0 [ 65.153558] aio_write+0x2c7/0x4f0 [ 65.153567] ? trace_hardirqs_on+0x10/0x10 [ 65.153582] ? aio_complete+0xc90/0xc90 [ 65.153590] ? save_trace+0x290/0x290 [ 65.153601] ? find_held_lock+0x2d/0x110 [ 65.153612] ? lock_acquire+0x170/0x3f0 [ 65.153620] ? lock_downgrade+0x6e0/0x6e0 [ 65.153633] do_io_submit+0x996/0x13f0 [ 65.153648] ? free_ioctx_users+0x3d0/0x3d0 [ 65.153660] ? vfs_write+0xff/0x4e0 [ 65.165315] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 65.166595] ? SyS_read+0x210/0x210 [ 65.166609] ? SyS_clock_settime+0x1a0/0x1a0 [ 65.171986] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.175624] ? SyS_io_destroy+0x300/0x300 [ 65.175637] ? do_syscall_64+0x1d5/0x640 [ 65.175644] do_syscall_64+0x1d5/0x640 [ 65.175660] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.309663] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 65.310846] RIP: 0033:0x45c849 [ 65.310851] RSP: 002b:00007fcd6a40dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 65.310859] RAX: ffffffffffffffda RBX: 00007fcd6a40e6d4 RCX: 000000000045c849 [ 65.310863] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 65.310867] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 65.310871] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 65.310875] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 65.427927] [ 65.429597] ====================================================== [ 65.434149] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 65.435909] WARNING: possible circular locking dependency detected [ 65.443963] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 65.448762] 4.14.174-syzkaller #0 Not tainted [ 65.455863] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 65.459466] ------------------------------------------------------ [ 65.470347] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 65.472113] kworker/0:1/24 is trying to acquire lock: [ 65.472121] ( [ 65.482517] device veth0_vlan entered promiscuous mode [ 65.484048] &sb->s_type->i_mutex_key#9){+.+.}, at: [] __generic_file_fsync+0x9e/0x190 [ 65.492192] device veth1_vlan entered promiscuous mode [ 65.500706] [ 65.500706] but task is already holding lock: [ 65.500709] ((&dio->complete_work)){+.+.}, at: [] process_one_work+0x761/0x1540 [ 65.500733] [ 65.500733] which lock already depends on the new lock. [ 65.500733] [ 65.500735] [ 65.500735] the existing dependency chain (in reverse order) is: [ 65.500737] [ 65.500737] -> #2 ((&dio->complete_work)){+.+.}: [ 65.500749] process_one_work+0x7b5/0x1540 [ 65.500755] worker_thread+0x5d1/0x1070 [ 65.500766] kthread+0x30d/0x420 [ 65.506996] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 65.512050] ret_from_fork+0x24/0x30 [ 65.512054] [ 65.512054] -> #1 ("dio/%s"sb->s_id){+.+.}: [ 65.512068] flush_workqueue+0x109/0x13f0 [ 65.512073] drain_workqueue+0x177/0x3e0 [ 65.512079] destroy_workqueue+0x71/0x660 [ 65.512090] __alloc_workqueue_key+0xb94/0xec0 [ 65.524877] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 65.529546] sb_init_dio_done_wq+0x34/0x80 [ 65.529561] do_blockdev_direct_IO+0x3842/0x9120 [ 65.545357] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 65.548203] ext4_direct_IO+0x7cf/0x1980 [ 65.556658] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 65.562901] generic_file_direct_write+0x1df/0x420 [ 65.562907] __generic_file_write_iter+0x2a5/0x590 [ 65.562913] ext4_file_write_iter+0x808/0xdc0 [ 65.562920] aio_write+0x2c7/0x4f0 [ 65.562925] do_io_submit+0x996/0x13f0 [ 65.562937] do_syscall_64+0x1d5/0x640 [ 65.570359] device veth0_macvtap entered promiscuous mode [ 65.573002] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 65.578637] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 65.582255] [ 65.582255] -> #0 (&sb->s_type->i_mutex_key#9){+.+.}: [ 65.582278] lock_acquire+0x170/0x3f0 [ 65.582284] down_write+0x34/0x90 [ 65.582292] __generic_file_fsync+0x9e/0x190 [ 65.582303] ext4_sync_file+0x757/0x12c0 [ 65.590075] device veth1_macvtap entered promiscuous mode [ 65.592087] vfs_fsync_range+0x103/0x250 [ 65.599368] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 65.603165] dio_complete+0x37d/0x840 [ 65.603173] process_one_work+0x813/0x1540 [ 65.603177] worker_thread+0x5d1/0x1070 [ 65.603182] kthread+0x30d/0x420 [ 65.603190] ret_from_fork+0x24/0x30 [ 65.603196] [ 65.603196] other info that might help us debug this: [ 65.603196] [ 65.612313] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 65.615236] Chain exists of: [ 65.615236] [ 65.623517] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 65.626569] &sb->s_type->i_mutex_key [ 65.634663] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.637486] #9 [ 65.642542] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.646555] --> [ 65.650999] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.655380] "dio/%s"sb->s_id --> [ 65.660966] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.666643] (&dio->complete_work) [ 65.673017] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.679629] [ 65.679629] [ 65.683976] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.687905] Possible unsafe locking scenario: [ 65.687905] [ 65.687913] CPU0 CPU1 [ 65.692936] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 65.697423] ---- ---- [ 65.697431] lock( [ 65.703143] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.707691] (&dio->complete_work) [ 65.715368] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 65.718277] ); [ 65.723211] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.727536] lock( [ 65.734608] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.736036] "dio/%s"sb->s_id [ 65.744318] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.751208] ); [ 65.751211] lock((&dio->complete_work)); [ 65.751218] lock(&sb->s_type->i_mutex_key#9); [ 65.751226] [ 65.751226] *** DEADLOCK *** [ 65.751226] [ 65.751231] 2 locks held by kworker/0:1/24: [ 65.751232] #0: ("dio/%s"sb->s_id){+.+.}, at: [] process_one_work+0x727/0x1540 [ 65.751253] #1: ((&dio->complete_work) [ 65.755968] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.762894] ){+.+.}, at: [] process_one_work+0x761/0x1540 [ 65.762917] [ 65.762917] stack backtrace: [ 65.762926] CPU: 0 PID: 24 Comm: kworker/0:1 Not tainted 4.14.174-syzkaller #0 [ 65.762929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.762944] Workqueue: dio/sda1 dio_aio_complete_work [ 65.766701] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.776410] Call Trace: [ 65.776436] dump_stack+0x13e/0x194 [ 65.776450] print_circular_bug.isra.0.cold+0x1c4/0x282 [ 65.776458] __lock_acquire+0x2cb3/0x4620 [ 65.776470] ? trace_hardirqs_on+0x10/0x10 [ 65.778292] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.787389] ? debug_check_no_obj_freed+0x28e/0x6e4 [ 65.787400] ? save_trace+0x290/0x290 [ 65.787409] lock_acquire+0x170/0x3f0 [ 65.787427] ? __generic_file_fsync+0x9e/0x190 [ 65.789491] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.799218] down_write+0x34/0x90 [ 65.799232] ? __generic_file_fsync+0x9e/0x190 [ 65.799238] __generic_file_fsync+0x9e/0x190 [ 65.799247] ext4_sync_file+0x757/0x12c0 [ 65.799259] ? ext4_getfsmap+0x880/0x880 [ 65.802771] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 65.811841] vfs_fsync_range+0x103/0x250 [ 65.811854] dio_complete+0x37d/0x840 [ 65.811863] ? write_end_fn+0x90/0x90 [ 65.811875] process_one_work+0x813/0x1540 [ 65.815332] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.825045] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 65.825051] ? worker_thread+0x15d/0x1070 [ 65.825060] ? _raw_spin_unlock_irq+0x24/0x80 [ 65.825072] worker_thread+0x5d1/0x1070 [ 65.829588] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 65.837659] ? process_one_work+0x1540/0x1540 [ 65.837667] kthread+0x30d/0x420 [ 65.837673] ? kthread_create_on_node+0xd0/0xd0 [ 65.837682] ret_from_fork+0x24/0x30 [ 66.167947] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.175190] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.183662] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.191362] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.199315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.207384] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.215762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.224133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.234487] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.242407] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.250653] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.258002] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.265772] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.274294] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.281578] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.289319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.297257] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.304980] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.314116] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.321142] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.328149] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.342059] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 66.351679] FAULT_INJECTION: forcing a failure. [ 66.351679] name failslab, interval 1, probability 0, space 0, times 0 [ 66.363193] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 66.381152] CPU: 1 PID: 7878 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 66.388977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.395256] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.398339] Call Trace: [ 66.398359] dump_stack+0x13e/0x194 [ 66.398372] should_fail.cold+0x10a/0x14b [ 66.412998] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 66.413699] should_failslab+0xd6/0x130 [ 66.417880] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.427557] kmem_cache_alloc+0x44/0x770 [ 66.427568] ? remove_element.isra.0+0x1b0/0x1b0 [ 66.427580] bvec_alloc+0x13c/0x2d0 [ 66.427588] bio_alloc_bioset+0x3fa/0x640 [ 66.427595] ? bvec_alloc+0x2d0/0x2d0 [ 66.427603] ? ext4_init_io_end+0xce/0x100 [ 66.427613] do_blockdev_direct_IO+0x166c/0x9120 [ 66.427629] ? sb_init_dio_done_wq+0x80/0x80 [ 66.427650] ? ext4_get_block_trans+0x220/0x220 [ 66.433604] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 66.440765] ? __ext4_journal_start_sb+0x105/0x440 [ 66.440774] ? ext4_dirty_inode+0x51/0x90 [ 66.440779] ? __ext4_journal_stop+0xe7/0x1b0 [ 66.440788] ? __blockdev_direct_IO+0x32/0xef [ 66.440793] ? write_end_fn+0x90/0x90 [ 66.440799] ? ext4_get_block_trans+0x220/0x220 [ 66.440806] ext4_direct_IO+0x7cf/0x1980 [ 66.440817] ? ext4_get_block_trans+0x220/0x220 [ 66.440831] generic_file_direct_write+0x1df/0x420 [ 66.445201] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.449694] __generic_file_write_iter+0x2a5/0x590 [ 66.449711] ext4_file_write_iter+0x808/0xdc0 [ 66.460092] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 66.461276] ? ext4_file_mmap+0x2b0/0x2b0 [ 66.461288] ? aio_write+0x426/0x4f0 [ 66.466704] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.470291] ? check_preemption_disabled+0x35/0x240 [ 66.470302] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 66.470312] aio_write+0x2c7/0x4f0 [ 66.470321] ? trace_hardirqs_on+0x10/0x10 [ 66.470328] ? aio_complete+0xc90/0xc90 [ 66.470336] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 66.470345] ? lock_acquire+0x170/0x3f0 [ 66.470351] ? lock_downgrade+0x6e0/0x6e0 [ 66.470360] do_io_submit+0x996/0x13f0 [ 66.470372] ? free_ioctx_users+0x3d0/0x3d0 [ 66.470378] ? check_preemption_disabled+0x35/0x240 [ 66.470387] ? vfs_write+0xff/0x4e0 [ 66.470396] ? SyS_read+0x210/0x210 [ 66.470404] ? SyS_clock_settime+0x1a0/0x1a0 [ 66.470409] ? SyS_io_destroy+0x300/0x300 [ 66.470418] ? do_syscall_64+0x1d5/0x640 [ 66.470425] do_syscall_64+0x1d5/0x640 [ 66.470436] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 66.470442] RIP: 0033:0x45c849 [ 66.470446] RSP: 002b:00007fcd6a40dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 66.470455] RAX: ffffffffffffffda RBX: 00007fcd6a40e6d4 RCX: 000000000045c849 [ 66.470459] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 66.470462] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 66.470465] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 66.470468] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 66.701679] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 66.712490] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.723134] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 66.730146] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.752588] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.760621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.778913] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.793817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.813195] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.823362] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.835150] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.845006] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.854473] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.864286] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.874135] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 66.883962] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.894564] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 66.895019] FAULT_INJECTION: forcing a failure. [ 66.895019] name failslab, interval 1, probability 0, space 0, times 0 [ 66.901656] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.920163] CPU: 1 PID: 7900 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 66.927997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.937373] Call Trace: [ 66.939970] dump_stack+0x13e/0x194 [ 66.943693] should_fail.cold+0x10a/0x14b [ 66.947854] should_failslab+0xd6/0x130 [ 66.951842] kmem_cache_alloc+0x2b5/0x770 [ 66.956003] ? ext4_dio_get_block_overwrite+0xc0/0xc0 [ 66.961222] ext4_init_io_end+0x23/0x100 [ 66.965301] ext4_dio_get_block_unwritten_async+0x102/0x1c0 [ 66.971023] do_blockdev_direct_IO+0x1f58/0x9120 [ 66.975794] ? sb_init_dio_done_wq+0x80/0x80 [ 66.980206] ? lock_downgrade+0x6e0/0x6e0 [ 66.984359] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 66.990280] ? ext4_get_block_trans+0x220/0x220 [ 66.994950] ? lock_downgrade+0x6e0/0x6e0 [ 66.999137] ? __blockdev_direct_IO+0x32/0xef [ 67.003697] ? write_end_fn+0x90/0x90 [ 67.007532] ? ext4_get_block_trans+0x220/0x220 [ 67.012194] ext4_direct_IO+0x7cf/0x1980 [ 67.016246] ? ext4_get_block_trans+0x220/0x220 [ 67.020912] generic_file_direct_write+0x1df/0x420 [ 67.025843] __generic_file_write_iter+0x2a5/0x590 [ 67.030778] ext4_file_write_iter+0x808/0xdc0 [ 67.035292] ? ext4_file_mmap+0x2b0/0x2b0 [ 67.039438] ? aio_write+0x426/0x4f0 [ 67.043188] ? check_preemption_disabled+0x35/0x240 [ 67.048221] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 67.052890] aio_write+0x2c7/0x4f0 [ 67.056445] ? trace_hardirqs_on+0x10/0x10 [ 67.060686] ? aio_complete+0xc90/0xc90 [ 67.064667] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.069431] ? lock_acquire+0x170/0x3f0 [ 67.073413] ? lock_downgrade+0x6e0/0x6e0 [ 67.077551] do_io_submit+0x996/0x13f0 [ 67.081445] ? free_ioctx_users+0x3d0/0x3d0 [ 67.085785] ? check_preemption_disabled+0x35/0x240 [ 67.090793] ? vfs_write+0xff/0x4e0 [ 67.094421] ? SyS_read+0x210/0x210 [ 67.098043] ? SyS_clock_settime+0x1a0/0x1a0 [ 67.102506] ? SyS_io_destroy+0x300/0x300 [ 67.106666] ? do_syscall_64+0x1d5/0x640 [ 67.110752] do_syscall_64+0x1d5/0x640 [ 67.114647] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 67.120794] RIP: 0033:0x45c849 [ 67.123986] RSP: 002b:00007fcd6a40dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 67.131840] RAX: ffffffffffffffda RBX: 00007fcd6a40e6d4 RCX: 000000000045c849 [ 67.139106] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3eb000 [ 67.146369] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.153635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 67.160914] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 67.172941] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.180930] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.225832] FAULT_INJECTION: forcing a failure. [ 67.225832] name failslab, interval 1, probability 0, space 0, times 0 [ 67.250477] CPU: 1 PID: 7914 Comm: syz-executor.0 Not tainted 4.14.174-syzkaller #0 [ 67.258336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.267701] Call Trace: [ 67.270304] dump_stack+0x13e/0x194 [ 67.273944] should_fail.cold+0x10a/0x14b [ 67.278114] should_failslab+0xd6/0x130 [ 67.282100] kmem_cache_alloc+0x44/0x770 [ 67.286171] ? remove_element.isra.0+0x1b0/0x1b0 [ 67.290944] bvec_alloc+0x13c/0x2d0 [ 67.294590] bio_alloc_bioset+0x3fa/0x640 [ 67.298770] ? bvec_alloc+0x2d0/0x2d0 [ 67.302586] ? ext4_init_io_end+0xce/0x100 [ 67.306830] do_blockdev_direct_IO+0x166c/0x9120 [ 67.311611] ? sb_init_dio_done_wq+0x80/0x80 [ 67.316028] ? lock_downgrade+0x6e0/0x6e0 [ 67.320191] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 67.326119] ? ext4_get_block_trans+0x220/0x220 [ 67.330807] ? lock_downgrade+0x6e0/0x6e0 [ 67.334971] ? __blockdev_direct_IO+0x32/0xef [ 67.339480] ? write_end_fn+0x90/0x90 [ 67.343295] ? ext4_get_block_trans+0x220/0x220 [ 67.347980] ext4_direct_IO+0x7cf/0x1980 [ 67.352074] ? ext4_get_block_trans+0x220/0x220 [ 67.356026] FAULT_INJECTION: forcing a failure. [ 67.356026] name failslab, interval 1, probability 0, space 0, times 0 [ 67.356758] generic_file_direct_write+0x1df/0x420 [ 67.372898] __generic_file_write_iter+0x2a5/0x590 [ 67.377845] ext4_file_write_iter+0x808/0xdc0 [ 67.382348] ? ext4_file_mmap+0x2b0/0x2b0 [ 67.386501] ? aio_write+0x426/0x4f0 [ 67.390217] ? check_preemption_disabled+0x35/0x240 [ 67.395244] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 67.399918] aio_write+0x2c7/0x4f0 [ 67.403463] ? trace_hardirqs_on+0x10/0x10 [ 67.407702] ? aio_complete+0xc90/0xc90 [ 67.411680] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.416486] ? lock_acquire+0x170/0x3f0 [ 67.420504] ? lock_downgrade+0x6e0/0x6e0 [ 67.424674] do_io_submit+0x996/0x13f0 [ 67.428678] ? free_ioctx_users+0x3d0/0x3d0 [ 67.433011] ? check_preemption_disabled+0x35/0x240 [ 67.438045] ? vfs_write+0xff/0x4e0 [ 67.441717] ? SyS_read+0x210/0x210 [ 67.445354] ? SyS_clock_settime+0x1a0/0x1a0 [ 67.450736] ? SyS_io_destroy+0x300/0x300 [ 67.454892] ? do_syscall_64+0x1d5/0x640 [ 67.459051] do_syscall_64+0x1d5/0x640 [ 67.462947] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 67.468315] RIP: 0033:0x45c849 [ 67.471502] RSP: 002b:00007fc80a678c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 67.479238] RAX: ffffffffffffffda RBX: 00007fc80a6796d4 RCX: 000000000045c849 [ 67.486525] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fc80a656000 [ 67.493799] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 67.501098] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 67.508375] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 67.515657] CPU: 0 PID: 7943 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 67.523472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.534652] Call Trace: [ 67.537249] dump_stack+0x13e/0x194 [ 67.541590] should_fail.cold+0x10a/0x14b [ 67.545750] should_failslab+0xd6/0x130 [ 67.549818] kmem_cache_alloc+0x44/0x770 [ 67.553890] ? remove_element.isra.0+0x1b0/0x1b0 [ 67.558658] bvec_alloc+0x13c/0x2d0 [ 67.562290] bio_alloc_bioset+0x3fa/0x640 [ 67.566443] ? bvec_alloc+0x2d0/0x2d0 [ 67.570244] ? ext4_init_io_end+0xce/0x100 [ 67.574486] do_blockdev_direct_IO+0x166c/0x9120 [ 67.579258] ? sb_init_dio_done_wq+0x80/0x80 [ 67.583662] ? lock_downgrade+0x6e0/0x6e0 [ 67.587832] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 67.593704] ? ext4_get_block_trans+0x220/0x220 [ 67.598356] ? lock_downgrade+0x6e0/0x6e0 [ 67.602490] ? __blockdev_direct_IO+0x32/0xef [ 67.606972] ? write_end_fn+0x90/0x90 [ 67.610754] ? ext4_get_block_trans+0x220/0x220 [ 67.615412] ext4_direct_IO+0x7cf/0x1980 [ 67.619505] ? ext4_get_block_trans+0x220/0x220 [ 67.624218] generic_file_direct_write+0x1df/0x420 [ 67.629146] __generic_file_write_iter+0x2a5/0x590 [ 67.634155] ext4_file_write_iter+0x808/0xdc0 [ 67.638647] ? ext4_file_mmap+0x2b0/0x2b0 [ 67.642865] ? aio_write+0x426/0x4f0 [ 67.646566] ? check_preemption_disabled+0x35/0x240 [ 67.651598] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 67.656279] aio_write+0x2c7/0x4f0 [ 67.659805] ? trace_hardirqs_on+0x10/0x10 [ 67.664025] ? aio_complete+0xc90/0xc90 [ 67.668108] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.672855] ? lock_acquire+0x170/0x3f0 [ 67.676813] ? lock_downgrade+0x6e0/0x6e0 [ 67.680958] do_io_submit+0x996/0x13f0 [ 67.684846] ? free_ioctx_users+0x3d0/0x3d0 [ 67.689148] ? check_preemption_disabled+0x35/0x240 [ 67.694247] ? vfs_write+0xff/0x4e0 [ 67.697867] ? SyS_read+0x210/0x210 [ 67.701484] ? SyS_clock_settime+0x1a0/0x1a0 [ 67.705888] ? SyS_io_destroy+0x300/0x300 [ 67.710030] ? do_syscall_64+0x1d5/0x640 [ 67.714150] do_syscall_64+0x1d5/0x640 [ 67.718037] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 67.723218] RIP: 0033:0x45c849 [ 67.726387] RSP: 002b:00007fcd6a3ecc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 67.734075] RAX: ffffffffffffffda RBX: 00007fcd6a3ed6d4 RCX: 000000000045c849 [ 67.741368] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 67.748635] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 67.755902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 67.763153] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 67.904957] FAULT_INJECTION: forcing a failure. [ 67.904957] name failslab, interval 1, probability 0, space 0, times 0 [ 67.920801] CPU: 0 PID: 7961 Comm: syz-executor.0 Not tainted 4.14.174-syzkaller #0 [ 67.928669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.938058] Call Trace: [ 67.940667] dump_stack+0x13e/0x194 [ 67.944324] should_fail.cold+0x10a/0x14b [ 67.948518] should_failslab+0xd6/0x130 [ 67.952531] kmem_cache_alloc+0x44/0x770 [ 67.956584] ? remove_element.isra.0+0x1b0/0x1b0 [ 67.961391] bvec_alloc+0x13c/0x2d0 [ 67.965016] bio_alloc_bioset+0x3fa/0x640 [ 67.969194] ? bvec_alloc+0x2d0/0x2d0 [ 67.973010] ? ext4_init_io_end+0xce/0x100 [ 67.977238] do_blockdev_direct_IO+0x166c/0x9120 [ 67.982002] ? sb_init_dio_done_wq+0x80/0x80 [ 67.986406] ? lock_downgrade+0x6e0/0x6e0 [ 67.990565] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 67.999583] ? ext4_get_block_trans+0x220/0x220 [ 68.004384] ? lock_downgrade+0x6e0/0x6e0 [ 68.008531] ? __blockdev_direct_IO+0x32/0xef [ 68.013020] ? write_end_fn+0x90/0x90 [ 68.016824] ? ext4_get_block_trans+0x220/0x220 [ 68.021484] ext4_direct_IO+0x7cf/0x1980 [ 68.025560] ? ext4_get_block_trans+0x220/0x220 [ 68.030240] generic_file_direct_write+0x1df/0x420 [ 68.035426] __generic_file_write_iter+0x2a5/0x590 [ 68.040413] ext4_file_write_iter+0x808/0xdc0 [ 68.046047] ? ext4_file_mmap+0x2b0/0x2b0 [ 68.051137] ? aio_write+0x426/0x4f0 [ 68.054868] ? check_preemption_disabled+0x35/0x240 [ 68.059900] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 68.064584] aio_write+0x2c7/0x4f0 [ 68.068123] ? trace_hardirqs_on+0x10/0x10 [ 68.072351] ? aio_complete+0xc90/0xc90 [ 68.076332] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.081090] ? lock_acquire+0x170/0x3f0 [ 68.085062] ? lock_downgrade+0x6e0/0x6e0 [ 68.089257] do_io_submit+0x996/0x13f0 [ 68.093162] ? free_ioctx_users+0x3d0/0x3d0 [ 68.097899] ? check_preemption_disabled+0x35/0x240 [ 68.102925] ? vfs_write+0xff/0x4e0 [ 68.106551] ? SyS_read+0x210/0x210 [ 68.110189] ? SyS_clock_settime+0x1a0/0x1a0 [ 68.114768] ? SyS_io_destroy+0x300/0x300 [ 68.118926] ? do_syscall_64+0x1d5/0x640 [ 68.123095] do_syscall_64+0x1d5/0x640 [ 68.127120] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 68.132337] RIP: 0033:0x45c849 [ 68.135511] RSP: 002b:00007fc80a678c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 68.143346] RAX: ffffffffffffffda RBX: 00007fc80a6796d4 RCX: 000000000045c849 [ 68.150631] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fc80a656000 [ 68.157895] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 68.165205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 68.172506] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 68.197889] FAULT_INJECTION: forcing a failure. [ 68.197889] name failslab, interval 1, probability 0, space 0, times 0 [ 68.209280] CPU: 0 PID: 7972 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 68.217216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.226856] Call Trace: [ 68.229457] dump_stack+0x13e/0x194 [ 68.233090] should_fail.cold+0x10a/0x14b [ 68.237247] should_failslab+0xd6/0x130 [ 68.241222] kmem_cache_alloc+0x44/0x770 [ 68.245292] ? mempool_free+0x1d0/0x1d0 [ 68.249446] mempool_alloc+0x111/0x2d0 [ 68.253344] ? remove_element.isra.0+0x1b0/0x1b0 [ 68.258118] ? __lock_buffer+0x50/0x50 [ 68.262030] ? dio_zero_block+0xb8/0x4ea0 [ 68.266203] bio_alloc_bioset+0x352/0x640 [ 68.270386] ? bvec_alloc+0x2d0/0x2d0 [ 68.274192] ? ext4_init_io_end+0xce/0x100 [ 68.278434] do_blockdev_direct_IO+0x166c/0x9120 [ 68.283207] ? sb_init_dio_done_wq+0x80/0x80 [ 68.287712] ? lock_downgrade+0x6e0/0x6e0 [ 68.291872] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 68.297766] ? ext4_get_block_trans+0x220/0x220 [ 68.302460] ? lock_downgrade+0x6e0/0x6e0 [ 68.306720] ? __blockdev_direct_IO+0x32/0xef [ 68.311437] ? write_end_fn+0x90/0x90 [ 68.315256] ? ext4_get_block_trans+0x220/0x220 [ 68.321175] ext4_direct_IO+0x7cf/0x1980 [ 68.325304] ? ext4_get_block_trans+0x220/0x220 [ 68.330076] generic_file_direct_write+0x1df/0x420 [ 68.335048] __generic_file_write_iter+0x2a5/0x590 [ 68.339989] ext4_file_write_iter+0x808/0xdc0 [ 68.344583] ? ext4_file_mmap+0x2b0/0x2b0 [ 68.349626] ? aio_write+0x426/0x4f0 [ 68.353343] ? check_preemption_disabled+0x35/0x240 [ 68.358360] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 68.363033] aio_write+0x2c7/0x4f0 [ 68.366593] ? trace_hardirqs_on+0x10/0x10 [ 68.370849] ? aio_complete+0xc90/0xc90 [ 68.374847] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 68.379618] ? lock_acquire+0x170/0x3f0 [ 68.383615] ? lock_downgrade+0x6e0/0x6e0 [ 68.388059] do_io_submit+0x996/0x13f0 [ 68.391956] ? free_ioctx_users+0x3d0/0x3d0 [ 68.396634] ? check_preemption_disabled+0x35/0x240 [ 68.401781] ? vfs_write+0xff/0x4e0 [ 68.405424] ? SyS_read+0x210/0x210 [ 68.409058] ? SyS_clock_settime+0x1a0/0x1a0 [ 68.413487] ? SyS_io_destroy+0x300/0x300 [ 68.417641] ? do_syscall_64+0x1d5/0x640 [ 68.421696] do_syscall_64+0x1d5/0x640 [ 68.425612] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 68.430822] RIP: 0033:0x45c849 [ 68.434003] RSP: 002b:00007fcd6a3ecc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 68.441709] RAX: ffffffffffffffda RBX: 00007fcd6a3ed6d4 RCX: 000000000045c849 [ 68.448978] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 68.456265] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 68.463553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 68.470822] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 69.292143] FAULT_INJECTION: forcing a failure. [ 69.292143] name failslab, interval 1, probability 0, space 0, times 0 [ 69.305970] CPU: 1 PID: 7986 Comm: syz-executor.5 Not tainted 4.14.174-syzkaller #0 [ 69.313888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.323262] Call Trace: [ 69.325849] dump_stack+0x13e/0x194 [ 69.329966] should_fail.cold+0x10a/0x14b [ 69.334169] should_failslab+0xd6/0x130 [ 69.338162] kmem_cache_alloc+0x44/0x770 [ 69.342340] ? remove_element.isra.0+0x1b0/0x1b0 [ 69.347094] bvec_alloc+0x13c/0x2d0 [ 69.350720] bio_alloc_bioset+0x3fa/0x640 [ 69.354966] ? bvec_alloc+0x2d0/0x2d0 [ 69.358762] ? ext4_init_io_end+0xce/0x100 [ 69.363109] do_blockdev_direct_IO+0x166c/0x9120 [ 69.367969] ? sb_init_dio_done_wq+0x80/0x80 [ 69.372520] ? lock_downgrade+0x6e0/0x6e0 [ 69.376668] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 69.382584] ? ext4_get_block_trans+0x220/0x220 [ 69.383909] FAULT_INJECTION: forcing a failure. [ 69.383909] name failslab, interval 1, probability 0, space 0, times 0 [ 69.387283] ? lock_downgrade+0x6e0/0x6e0 [ 69.387294] ? __blockdev_direct_IO+0x32/0xef [ 69.387309] ? write_end_fn+0x90/0x90 [ 69.411122] ? ext4_get_block_trans+0x220/0x220 [ 69.415801] ext4_direct_IO+0x7cf/0x1980 [ 69.419869] ? ext4_get_block_trans+0x220/0x220 [ 69.424542] generic_file_direct_write+0x1df/0x420 [ 69.429474] __generic_file_write_iter+0x2a5/0x590 [ 69.434401] ext4_file_write_iter+0x808/0xdc0 [ 69.438901] ? ext4_file_mmap+0x2b0/0x2b0 [ 69.443081] ? aio_write+0x426/0x4f0 [ 69.447004] ? check_preemption_disabled+0x35/0x240 [ 69.452029] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 69.456709] aio_write+0x2c7/0x4f0 [ 69.460250] ? trace_hardirqs_on+0x10/0x10 [ 69.464483] ? aio_complete+0xc90/0xc90 [ 69.468461] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.473219] ? lock_acquire+0x170/0x3f0 [ 69.477220] ? lock_downgrade+0x6e0/0x6e0 [ 69.481373] do_io_submit+0x996/0x13f0 [ 69.485261] ? free_ioctx_users+0x3d0/0x3d0 [ 69.489579] ? check_preemption_disabled+0x35/0x240 [ 69.494594] ? vfs_write+0xff/0x4e0 [ 69.498222] ? SyS_read+0x210/0x210 [ 69.501850] ? SyS_clock_settime+0x1a0/0x1a0 [ 69.506259] ? SyS_io_destroy+0x300/0x300 [ 69.510416] ? do_syscall_64+0x1d5/0x640 [ 69.514481] do_syscall_64+0x1d5/0x640 [ 69.518388] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 69.523593] RIP: 0033:0x45c849 [ 69.526804] RSP: 002b:00007f24c9d26c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 69.534510] RAX: ffffffffffffffda RBX: 00007f24c9d276d4 RCX: 000000000045c849 [ 69.541913] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007f24c9d04000 [ 69.549189] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 69.556461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 69.563756] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 69.571063] CPU: 0 PID: 7996 Comm: syz-executor.1 Not tainted 4.14.174-syzkaller #0 [ 69.578886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.588231] Call Trace: [ 69.590815] dump_stack+0x13e/0x194 [ 69.594437] should_fail.cold+0x10a/0x14b [ 69.598573] should_failslab+0xd6/0x130 [ 69.602534] kmem_cache_alloc+0x44/0x770 [ 69.606584] ? remove_element.isra.0+0x1b0/0x1b0 [ 69.611332] bvec_alloc+0x13c/0x2d0 [ 69.614945] bio_alloc_bioset+0x3fa/0x640 [ 69.619108] ? bvec_alloc+0x2d0/0x2d0 [ 69.622894] ? ext4_init_io_end+0xce/0x100 [ 69.627172] do_blockdev_direct_IO+0x166c/0x9120 [ 69.631934] ? sb_init_dio_done_wq+0x80/0x80 [ 69.636338] ? lock_downgrade+0x6e0/0x6e0 [ 69.640480] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 69.646381] ? ext4_get_block_trans+0x220/0x220 [ 69.651066] ? lock_downgrade+0x6e0/0x6e0 [ 69.655201] ? __blockdev_direct_IO+0x32/0xef [ 69.659684] ? write_end_fn+0x90/0x90 [ 69.663473] ? ext4_get_block_trans+0x220/0x220 [ 69.668180] ext4_direct_IO+0x7cf/0x1980 [ 69.672299] ? ext4_get_block_trans+0x220/0x220 [ 69.676975] generic_file_direct_write+0x1df/0x420 [ 69.681903] __generic_file_write_iter+0x2a5/0x590 [ 69.686825] ext4_file_write_iter+0x808/0xdc0 [ 69.691322] ? ext4_file_mmap+0x2b0/0x2b0 [ 69.695460] ? aio_write+0x426/0x4f0 [ 69.699161] ? check_preemption_disabled+0x35/0x240 [ 69.705160] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 69.709837] aio_write+0x2c7/0x4f0 [ 69.713379] ? trace_hardirqs_on+0x10/0x10 [ 69.717630] ? aio_complete+0xc90/0xc90 [ 69.721638] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 69.726478] ? lock_acquire+0x170/0x3f0 [ 69.730561] ? lock_downgrade+0x6e0/0x6e0 [ 69.734730] do_io_submit+0x996/0x13f0 [ 69.738619] ? free_ioctx_users+0x3d0/0x3d0 [ 69.742952] ? check_preemption_disabled+0x35/0x240 [ 69.748011] ? vfs_write+0xff/0x4e0 [ 69.751630] ? SyS_read+0x210/0x210 [ 69.755253] ? SyS_clock_settime+0x1a0/0x1a0 [ 69.759771] ? SyS_io_destroy+0x300/0x300 [ 69.763922] ? do_syscall_64+0x1d5/0x640 [ 69.767999] do_syscall_64+0x1d5/0x640 [ 69.771880] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 69.777064] RIP: 0033:0x45c849 [ 69.780383] RSP: 002b:00007fd3b57f4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 2020/03/22 04:29:41 executed programs: 15 [ 69.788086] RAX: ffffffffffffffda RBX: 00007fd3b57f56d4 RCX: 000000000045c849 [ 69.795399] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fd3b57d2000 [ 69.802684] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 69.809946] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 69.817223] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 69.892456] FAULT_INJECTION: forcing a failure. [ 69.892456] name failslab, interval 1, probability 0, space 0, times 0 [ 69.918016] CPU: 1 PID: 8003 Comm: syz-executor.2 Not tainted 4.14.174-syzkaller #0 [ 69.925873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.935359] Call Trace: [ 69.937976] dump_stack+0x13e/0x194 [ 69.941620] should_fail.cold+0x10a/0x14b [ 69.945777] should_failslab+0xd6/0x130 [ 69.949763] kmem_cache_alloc+0x44/0x770 [ 69.954202] ? remove_element.isra.0+0x1b0/0x1b0 [ 69.958972] bvec_alloc+0x13c/0x2d0 [ 69.962594] bio_alloc_bioset+0x3fa/0x640 [ 69.966732] ? bvec_alloc+0x2d0/0x2d0 [ 69.970595] ? ext4_init_io_end+0xce/0x100 [ 69.974826] do_blockdev_direct_IO+0x166c/0x9120 [ 69.979587] ? sb_init_dio_done_wq+0x80/0x80 [ 69.983995] ? lock_downgrade+0x6e0/0x6e0 [ 69.988134] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 69.990924] FAULT_INJECTION: forcing a failure. [ 69.990924] name failslab, interval 1, probability 0, space 0, times 0 [ 69.994019] ? ext4_get_block_trans+0x220/0x220 [ 69.994037] ? lock_downgrade+0x6e0/0x6e0 [ 70.014043] ? __blockdev_direct_IO+0x32/0xef [ 70.018535] ? write_end_fn+0x90/0x90 [ 70.022334] ? ext4_get_block_trans+0x220/0x220 [ 70.027000] ext4_direct_IO+0x7cf/0x1980 [ 70.031060] ? ext4_get_block_trans+0x220/0x220 [ 70.035725] generic_file_direct_write+0x1df/0x420 [ 70.040668] __generic_file_write_iter+0x2a5/0x590 [ 70.045604] ext4_file_write_iter+0x808/0xdc0 [ 70.050109] ? ext4_file_mmap+0x2b0/0x2b0 [ 70.054263] ? aio_write+0x426/0x4f0 [ 70.057974] ? check_preemption_disabled+0x35/0x240 [ 70.063025] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 70.067698] aio_write+0x2c7/0x4f0 [ 70.071234] ? trace_hardirqs_on+0x10/0x10 [ 70.075468] ? aio_complete+0xc90/0xc90 [ 70.079442] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.084200] ? lock_acquire+0x170/0x3f0 [ 70.088181] ? lock_downgrade+0x6e0/0x6e0 [ 70.092339] do_io_submit+0x996/0x13f0 [ 70.096238] ? free_ioctx_users+0x3d0/0x3d0 [ 70.100650] ? check_preemption_disabled+0x35/0x240 [ 70.105670] ? vfs_write+0xff/0x4e0 [ 70.109293] ? SyS_read+0x210/0x210 [ 70.112911] ? SyS_clock_settime+0x1a0/0x1a0 [ 70.117321] ? SyS_io_destroy+0x300/0x300 [ 70.121469] ? do_syscall_64+0x1d5/0x640 [ 70.125525] do_syscall_64+0x1d5/0x640 [ 70.129430] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.134618] RIP: 0033:0x45c849 [ 70.137800] RSP: 002b:00007fc25b04ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 70.145510] RAX: ffffffffffffffda RBX: 00007fc25b04f6d4 RCX: 000000000045c849 [ 70.152783] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fc25b02c000 [ 70.160061] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.167336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 70.174620] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 70.182022] CPU: 0 PID: 8016 Comm: syz-executor.4 Not tainted 4.14.174-syzkaller #0 [ 70.190098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.199454] Call Trace: [ 70.202039] dump_stack+0x13e/0x194 [ 70.205654] should_fail.cold+0x10a/0x14b [ 70.209797] should_failslab+0xd6/0x130 [ 70.213765] kmem_cache_alloc+0x2b5/0x770 [ 70.217944] ? ext4_dio_get_block_overwrite+0xc0/0xc0 [ 70.223186] ext4_init_io_end+0x23/0x100 [ 70.227241] ext4_dio_get_block_unwritten_async+0x102/0x1c0 [ 70.232958] do_blockdev_direct_IO+0x1f58/0x9120 [ 70.237741] ? sb_init_dio_done_wq+0x80/0x80 [ 70.242161] ? lock_downgrade+0x6e0/0x6e0 [ 70.246296] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 70.252172] ? ext4_get_block_trans+0x220/0x220 [ 70.256829] ? lock_downgrade+0x6e0/0x6e0 [ 70.260961] ? __blockdev_direct_IO+0x32/0xef [ 70.265441] ? write_end_fn+0x90/0x90 [ 70.269309] ? ext4_get_block_trans+0x220/0x220 [ 70.273983] ext4_direct_IO+0x7cf/0x1980 [ 70.278034] ? ext4_get_block_trans+0x220/0x220 [ 70.282699] generic_file_direct_write+0x1df/0x420 [ 70.287623] __generic_file_write_iter+0x2a5/0x590 [ 70.292546] ext4_file_write_iter+0x808/0xdc0 [ 70.297030] ? ext4_file_mmap+0x2b0/0x2b0 [ 70.301177] ? aio_write+0x426/0x4f0 [ 70.304874] ? check_preemption_disabled+0x35/0x240 [ 70.309880] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 70.314539] aio_write+0x2c7/0x4f0 [ 70.318071] ? trace_hardirqs_on+0x10/0x10 [ 70.322327] ? aio_complete+0xc90/0xc90 [ 70.326313] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.331077] ? lock_acquire+0x170/0x3f0 [ 70.335046] ? lock_downgrade+0x6e0/0x6e0 [ 70.339217] do_io_submit+0x996/0x13f0 [ 70.343101] ? free_ioctx_users+0x3d0/0x3d0 [ 70.347422] ? check_preemption_disabled+0x35/0x240 [ 70.352427] ? vfs_write+0xff/0x4e0 [ 70.356086] ? SyS_read+0x210/0x210 [ 70.359699] ? SyS_clock_settime+0x1a0/0x1a0 [ 70.364099] ? SyS_io_destroy+0x300/0x300 [ 70.368253] ? do_syscall_64+0x1d5/0x640 [ 70.372325] do_syscall_64+0x1d5/0x640 [ 70.376222] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.381416] RIP: 0033:0x45c849 [ 70.384613] RSP: 002b:00007fb45b410c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 70.395560] RAX: ffffffffffffffda RBX: 00007fb45b4116d4 RCX: 000000000045c849 [ 70.402821] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fb45b3ee000 [ 70.410287] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 70.417580] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 70.424841] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 70.523040] FAULT_INJECTION: forcing a failure. [ 70.523040] name failslab, interval 1, probability 0, space 0, times 0 [ 70.551709] CPU: 1 PID: 8020 Comm: syz-executor.0 Not tainted 4.14.174-syzkaller #0 [ 70.559558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.568919] Call Trace: [ 70.571501] dump_stack+0x13e/0x194 [ 70.575119] should_fail.cold+0x10a/0x14b [ 70.579261] should_failslab+0xd6/0x130 [ 70.583233] kmem_cache_alloc+0x44/0x770 [ 70.587327] ? remove_element.isra.0+0x1b0/0x1b0 [ 70.592099] bvec_alloc+0x13c/0x2d0 [ 70.595758] bio_alloc_bioset+0x3fa/0x640 [ 70.599912] ? bvec_alloc+0x2d0/0x2d0 [ 70.603700] ? ext4_init_io_end+0xce/0x100 [ 70.606891] FAULT_INJECTION: forcing a failure. [ 70.606891] name failslab, interval 1, probability 0, space 0, times 0 [ 70.607939] do_blockdev_direct_IO+0x166c/0x9120 [ 70.607957] ? sb_init_dio_done_wq+0x80/0x80 [ 70.607972] ? lock_downgrade+0x6e0/0x6e0 [ 70.629833] FAULT_INJECTION: forcing a failure. [ 70.629833] name failslab, interval 1, probability 0, space 0, times 0 [ 70.632588] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 70.632601] ? ext4_get_block_trans+0x220/0x220 [ 70.632620] ? lock_downgrade+0x6e0/0x6e0 [ 70.632629] ? __blockdev_direct_IO+0x32/0xef [ 70.632634] ? write_end_fn+0x90/0x90 [ 70.632639] ? ext4_get_block_trans+0x220/0x220 [ 70.632646] ext4_direct_IO+0x7cf/0x1980 [ 70.632656] ? ext4_get_block_trans+0x220/0x220 [ 70.632666] generic_file_direct_write+0x1df/0x420 [ 70.632676] __generic_file_write_iter+0x2a5/0x590 [ 70.632685] ext4_file_write_iter+0x808/0xdc0 [ 70.632694] ? ext4_file_mmap+0x2b0/0x2b0 [ 70.632702] ? aio_write+0x426/0x4f0 [ 70.632709] ? check_preemption_disabled+0x35/0x240 [ 70.632719] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 70.632728] aio_write+0x2c7/0x4f0 [ 70.632734] ? trace_hardirqs_on+0x10/0x10 [ 70.632741] ? aio_complete+0xc90/0xc90 [ 70.632751] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.632761] ? lock_acquire+0x170/0x3f0 [ 70.632767] ? lock_downgrade+0x6e0/0x6e0 [ 70.632782] do_io_submit+0x996/0x13f0 [ 70.632792] ? free_ioctx_users+0x3d0/0x3d0 [ 70.632798] ? check_preemption_disabled+0x35/0x240 [ 70.632806] ? vfs_write+0xff/0x4e0 [ 70.632815] ? SyS_read+0x210/0x210 [ 70.632823] ? SyS_clock_settime+0x1a0/0x1a0 [ 70.632829] ? SyS_io_destroy+0x300/0x300 [ 70.632836] ? do_syscall_64+0x1d5/0x640 [ 70.632841] do_syscall_64+0x1d5/0x640 [ 70.632852] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 70.632858] RIP: 0033:0x45c849 [ 70.632861] RSP: 002b:00007fc80a678c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 70.632870] RAX: ffffffffffffffda RBX: 00007fc80a6796d4 RCX: 000000000045c849 [ 70.632874] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fc80a656000 [ 70.632878] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 70.632882] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 70.632887] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 70.638277] FAULT_INJECTION: forcing a failure. [ 70.638277] name failslab, interval 1, probability 0, space 0, times 0 [ 70.644708] CPU: 0 PID: 8041 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 70.703078] FAULT_INJECTION: forcing a failure. [ 70.703078] name failslab, interval 1, probability 0, space 0, times 0 [ 70.703210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.703213] Call Trace: [ 70.703230] dump_stack+0x13e/0x194 [ 70.703243] should_fail.cold+0x10a/0x14b [ 70.876668] should_failslab+0xd6/0x130 [ 70.880640] kmem_cache_alloc+0x44/0x770 [ 70.884697] ? remove_element.isra.0+0x1b0/0x1b0 [ 70.889458] bvec_alloc+0x13c/0x2d0 [ 70.893090] bio_alloc_bioset+0x3fa/0x640 [ 70.897261] ? bvec_alloc+0x2d0/0x2d0 [ 70.901055] ? ext4_init_io_end+0xce/0x100 [ 70.905304] do_blockdev_direct_IO+0x166c/0x9120 [ 70.910066] ? sb_init_dio_done_wq+0x80/0x80 [ 70.914482] ? lock_downgrade+0x6e0/0x6e0 [ 70.918658] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 70.924559] ? ext4_get_block_trans+0x220/0x220 [ 70.929233] ? lock_downgrade+0x6e0/0x6e0 [ 70.933375] ? __blockdev_direct_IO+0x32/0xef [ 70.937863] ? write_end_fn+0x90/0x90 [ 70.941655] ? ext4_get_block_trans+0x220/0x220 [ 70.946321] ext4_direct_IO+0x7cf/0x1980 [ 70.950387] ? ext4_get_block_trans+0x220/0x220 [ 70.955058] generic_file_direct_write+0x1df/0x420 [ 70.959990] __generic_file_write_iter+0x2a5/0x590 [ 70.964940] ext4_file_write_iter+0x808/0xdc0 [ 70.969441] ? ext4_file_mmap+0x2b0/0x2b0 [ 70.973588] ? aio_write+0x426/0x4f0 [ 70.977299] ? check_preemption_disabled+0x35/0x240 [ 70.982317] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 70.986985] aio_write+0x2c7/0x4f0 [ 70.990517] ? trace_hardirqs_on+0x10/0x10 [ 70.994746] ? aio_complete+0xc90/0xc90 [ 70.998720] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.003481] ? lock_acquire+0x170/0x3f0 [ 71.007462] ? lock_downgrade+0x6e0/0x6e0 [ 71.011608] do_io_submit+0x996/0x13f0 [ 71.015505] ? free_ioctx_users+0x3d0/0x3d0 [ 71.019820] ? check_preemption_disabled+0x35/0x240 [ 71.024851] ? vfs_write+0xff/0x4e0 [ 71.028478] ? SyS_read+0x210/0x210 [ 71.032096] ? SyS_clock_settime+0x1a0/0x1a0 [ 71.036496] ? SyS_io_destroy+0x300/0x300 [ 71.040693] ? do_syscall_64+0x1d5/0x640 [ 71.044746] do_syscall_64+0x1d5/0x640 [ 71.048632] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 71.053818] RIP: 0033:0x45c849 [ 71.057004] RSP: 002b:00007fcd6a3ecc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 71.064725] RAX: ffffffffffffffda RBX: 00007fcd6a3ed6d4 RCX: 000000000045c849 [ 71.072100] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 71.079373] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 71.086749] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 71.094195] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 71.101492] CPU: 1 PID: 8047 Comm: syz-executor.4 Not tainted 4.14.174-syzkaller #0 [ 71.109329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.118804] Call Trace: [ 71.121411] dump_stack+0x13e/0x194 [ 71.125058] should_fail.cold+0x10a/0x14b [ 71.129219] should_failslab+0xd6/0x130 [ 71.133200] kmem_cache_alloc+0x44/0x770 [ 71.137265] ? remove_element.isra.0+0x1b0/0x1b0 [ 71.142033] bvec_alloc+0x13c/0x2d0 [ 71.145666] bio_alloc_bioset+0x3fa/0x640 [ 71.149822] ? bvec_alloc+0x2d0/0x2d0 [ 71.153631] ? ext4_init_io_end+0xce/0x100 [ 71.157874] do_blockdev_direct_IO+0x166c/0x9120 [ 71.162639] ? sb_init_dio_done_wq+0x80/0x80 [ 71.167048] ? lock_downgrade+0x6e0/0x6e0 [ 71.171208] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 71.177096] ? ext4_get_block_trans+0x220/0x220 [ 71.181768] ? lock_downgrade+0x6e0/0x6e0 [ 71.185920] ? __blockdev_direct_IO+0x32/0xef [ 71.190432] ? write_end_fn+0x90/0x90 [ 71.194236] ? ext4_get_block_trans+0x220/0x220 [ 71.198905] ext4_direct_IO+0x7cf/0x1980 [ 71.202972] ? ext4_get_block_trans+0x220/0x220 [ 71.207642] generic_file_direct_write+0x1df/0x420 [ 71.212579] __generic_file_write_iter+0x2a5/0x590 [ 71.217518] ext4_file_write_iter+0x808/0xdc0 [ 71.222019] ? ext4_file_mmap+0x2b0/0x2b0 [ 71.226162] ? aio_write+0x426/0x4f0 [ 71.229880] ? check_preemption_disabled+0x35/0x240 [ 71.234921] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 71.239650] aio_write+0x2c7/0x4f0 [ 71.243201] ? trace_hardirqs_on+0x10/0x10 [ 71.247445] ? aio_complete+0xc90/0xc90 [ 71.251438] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.256201] ? lock_acquire+0x170/0x3f0 [ 71.260188] ? lock_downgrade+0x6e0/0x6e0 [ 71.264338] do_io_submit+0x996/0x13f0 [ 71.268230] ? free_ioctx_users+0x3d0/0x3d0 [ 71.272556] ? check_preemption_disabled+0x35/0x240 [ 71.277572] ? vfs_write+0xff/0x4e0 [ 71.281202] ? SyS_read+0x210/0x210 [ 71.284831] ? SyS_clock_settime+0x1a0/0x1a0 [ 71.289238] ? SyS_io_destroy+0x300/0x300 [ 71.293384] ? do_syscall_64+0x1d5/0x640 [ 71.297441] do_syscall_64+0x1d5/0x640 [ 71.301337] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 71.306536] RIP: 0033:0x45c849 [ 71.309721] RSP: 002b:00007fb45b3efc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 71.317436] RAX: ffffffffffffffda RBX: 00007fb45b3f06d4 RCX: 000000000045c849 [ 71.324708] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fb45b3cd000 [ 71.331974] RBP: 000000000076c040 R08: 0000000000000000 R09: 0000000000000000 [ 71.339240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 71.346502] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 71.353796] CPU: 0 PID: 8044 Comm: syz-executor.1 Not tainted 4.14.174-syzkaller #0 [ 71.361615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.370979] Call Trace: [ 71.373581] dump_stack+0x13e/0x194 [ 71.377206] should_fail.cold+0x10a/0x14b [ 71.381358] should_failslab+0xd6/0x130 [ 71.385324] kmem_cache_alloc+0x44/0x770 [ 71.389398] ? remove_element.isra.0+0x1b0/0x1b0 [ 71.394157] bvec_alloc+0x13c/0x2d0 [ 71.397795] bio_alloc_bioset+0x3fa/0x640 [ 71.401976] ? bvec_alloc+0x2d0/0x2d0 [ 71.405765] ? ext4_init_io_end+0xce/0x100 [ 71.409999] do_blockdev_direct_IO+0x166c/0x9120 [ 71.414764] ? sb_init_dio_done_wq+0x80/0x80 [ 71.419159] ? lock_downgrade+0x6e0/0x6e0 [ 71.423322] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 71.429199] ? ext4_get_block_trans+0x220/0x220 [ 71.433858] ? lock_downgrade+0x6e0/0x6e0 [ 71.438003] ? __blockdev_direct_IO+0x32/0xef [ 71.442494] ? write_end_fn+0x90/0x90 [ 71.446284] ? ext4_get_block_trans+0x220/0x220 [ 71.450970] ext4_direct_IO+0x7cf/0x1980 [ 71.455030] ? ext4_get_block_trans+0x220/0x220 [ 71.459694] generic_file_direct_write+0x1df/0x420 [ 71.464613] __generic_file_write_iter+0x2a5/0x590 [ 71.469537] ext4_file_write_iter+0x808/0xdc0 [ 71.474031] ? ext4_file_mmap+0x2b0/0x2b0 [ 71.478181] ? aio_write+0x426/0x4f0 [ 71.481888] ? check_preemption_disabled+0x35/0x240 [ 71.486906] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 71.491573] aio_write+0x2c7/0x4f0 [ 71.495139] ? trace_hardirqs_on+0x10/0x10 [ 71.499389] ? aio_complete+0xc90/0xc90 [ 71.503381] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.508139] ? lock_acquire+0x170/0x3f0 [ 71.512141] ? lock_downgrade+0x6e0/0x6e0 [ 71.516293] do_io_submit+0x996/0x13f0 [ 71.520179] ? free_ioctx_users+0x3d0/0x3d0 [ 71.524500] ? check_preemption_disabled+0x35/0x240 [ 71.529723] ? vfs_write+0xff/0x4e0 [ 71.533350] ? SyS_read+0x210/0x210 [ 71.537180] ? SyS_clock_settime+0x1a0/0x1a0 [ 71.541585] ? SyS_io_destroy+0x300/0x300 [ 71.545740] ? do_syscall_64+0x1d5/0x640 [ 71.549802] do_syscall_64+0x1d5/0x640 [ 71.553681] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 71.558889] RIP: 0033:0x45c849 [ 71.562101] RSP: 002b:00007fd3b57f4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 71.569843] RAX: ffffffffffffffda RBX: 00007fd3b57f56d4 RCX: 000000000045c849 [ 71.577129] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fd3b57d2000 [ 71.584506] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 71.591794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 71.599053] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 71.611729] CPU: 0 PID: 8043 Comm: syz-executor.5 Not tainted 4.14.174-syzkaller #0 [ 71.619551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.628932] Call Trace: [ 71.631536] dump_stack+0x13e/0x194 [ 71.635177] should_fail.cold+0x10a/0x14b [ 71.639317] should_failslab+0xd6/0x130 [ 71.643283] kmem_cache_alloc+0x44/0x770 [ 71.647333] ? remove_element.isra.0+0x1b0/0x1b0 [ 71.652084] bvec_alloc+0x13c/0x2d0 [ 71.655706] bio_alloc_bioset+0x3fa/0x640 [ 71.659852] ? bvec_alloc+0x2d0/0x2d0 [ 71.663652] ? ext4_init_io_end+0xce/0x100 [ 71.667894] do_blockdev_direct_IO+0x166c/0x9120 [ 71.672648] ? sb_init_dio_done_wq+0x80/0x80 [ 71.677059] ? lock_downgrade+0x6e0/0x6e0 [ 71.681214] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 71.687113] ? ext4_get_block_trans+0x220/0x220 [ 71.691797] ? lock_downgrade+0x6e0/0x6e0 [ 71.695944] ? __blockdev_direct_IO+0x32/0xef [ 71.700449] ? write_end_fn+0x90/0x90 [ 71.704281] ? ext4_get_block_trans+0x220/0x220 [ 71.708942] ext4_direct_IO+0x7cf/0x1980 [ 71.712994] ? ext4_get_block_trans+0x220/0x220 [ 71.717655] generic_file_direct_write+0x1df/0x420 [ 71.722585] __generic_file_write_iter+0x2a5/0x590 [ 71.727534] ext4_file_write_iter+0x808/0xdc0 [ 71.732014] ? ext4_file_mmap+0x2b0/0x2b0 [ 71.736146] ? aio_write+0x426/0x4f0 [ 71.739843] ? check_preemption_disabled+0x35/0x240 [ 71.744849] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 71.749506] aio_write+0x2c7/0x4f0 [ 71.753040] ? trace_hardirqs_on+0x10/0x10 [ 71.757277] ? aio_complete+0xc90/0xc90 [ 71.761249] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 71.766007] ? lock_acquire+0x170/0x3f0 [ 71.770017] ? lock_downgrade+0x6e0/0x6e0 [ 71.774187] do_io_submit+0x996/0x13f0 [ 71.778068] ? free_ioctx_users+0x3d0/0x3d0 [ 71.782378] ? check_preemption_disabled+0x35/0x240 [ 71.787439] ? vfs_write+0xff/0x4e0 [ 71.791057] ? SyS_read+0x210/0x210 [ 71.794676] ? SyS_clock_settime+0x1a0/0x1a0 [ 71.799080] ? SyS_io_destroy+0x300/0x300 [ 71.803242] ? do_syscall_64+0x1d5/0x640 [ 71.807292] do_syscall_64+0x1d5/0x640 [ 71.811174] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 71.816359] RIP: 0033:0x45c849 [ 71.819530] RSP: 002b:00007f24c9d05c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 71.827228] RAX: ffffffffffffffda RBX: 00007f24c9d066d4 RCX: 000000000045c849 [ 71.834487] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007f24c9ce3000 [ 71.841753] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 71.849014] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 71.856336] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 72.008571] FAULT_INJECTION: forcing a failure. [ 72.008571] name failslab, interval 1, probability 0, space 0, times 0 [ 72.020063] CPU: 1 PID: 8065 Comm: syz-executor.1 Not tainted 4.14.174-syzkaller #0 [ 72.027882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.037251] Call Trace: [ 72.039858] dump_stack+0x13e/0x194 [ 72.043497] should_fail.cold+0x10a/0x14b [ 72.047665] should_failslab+0xd6/0x130 [ 72.051656] kmem_cache_alloc+0x44/0x770 [ 72.055738] ? ext4_es_can_be_merged+0x164/0x220 [ 72.060510] __es_insert_extent+0x241/0xe20 [ 72.064556] FAULT_INJECTION: forcing a failure. [ 72.064556] name failslab, interval 1, probability 0, space 0, times 0 [ 72.064841] ext4_es_insert_extent+0x1b9/0x530 [ 72.064851] ? ext4_es_find_delayed_extent_range+0x930/0x930 [ 72.064856] ? ext4_ext_release+0x10/0x10 [ 72.064868] ? ext4_es_lookup_extent+0x35a/0xae0 [ 72.095366] ext4_map_blocks+0x9f6/0x1610 [ 72.099535] ? ext4_issue_zeroout+0x150/0x150 [ 72.104129] _ext4_get_block+0x187/0x480 [ 72.108202] ? ext4_map_blocks+0x1610/0x1610 [ 72.112622] ? __ext4_journal_start_sb+0x105/0x440 [ 72.117553] ? ext4_get_block_trans+0x1a5/0x220 [ 72.122337] ext4_get_block_trans+0x143/0x220 [ 72.122577] FAULT_INJECTION: forcing a failure. [ 72.122577] name failslab, interval 1, probability 0, space 0, times 0 [ 72.126860] ? ext4_dio_get_block_overwrite+0xc0/0xc0 [ 72.126872] ext4_dio_get_block_unwritten_async+0x69/0x1c0 [ 72.126882] do_blockdev_direct_IO+0x1f58/0x9120 [ 72.126898] ? sb_init_dio_done_wq+0x80/0x80 [ 72.126914] ? lock_downgrade+0x6e0/0x6e0 [ 72.162312] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 72.168206] ? ext4_get_block_trans+0x220/0x220 [ 72.172889] ? lock_downgrade+0x6e0/0x6e0 [ 72.177043] ? __blockdev_direct_IO+0x32/0xef [ 72.181547] ? write_end_fn+0x90/0x90 [ 72.185360] ? ext4_get_block_trans+0x220/0x220 [ 72.190044] ext4_direct_IO+0x7cf/0x1980 [ 72.194113] ? ext4_get_block_trans+0x220/0x220 [ 72.198800] generic_file_direct_write+0x1df/0x420 [ 72.203739] __generic_file_write_iter+0x2a5/0x590 [ 72.208671] ext4_file_write_iter+0x808/0xdc0 [ 72.213172] ? ext4_file_mmap+0x2b0/0x2b0 [ 72.217323] ? aio_write+0x426/0x4f0 [ 72.221054] ? check_preemption_disabled+0x35/0x240 [ 72.226069] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 72.230735] aio_write+0x2c7/0x4f0 [ 72.234270] ? trace_hardirqs_on+0x10/0x10 [ 72.238501] ? aio_complete+0xc90/0xc90 [ 72.242474] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.247230] ? lock_acquire+0x170/0x3f0 [ 72.251283] ? lock_downgrade+0x6e0/0x6e0 [ 72.255428] do_io_submit+0x996/0x13f0 [ 72.259317] ? free_ioctx_users+0x3d0/0x3d0 [ 72.263632] ? check_preemption_disabled+0x35/0x240 [ 72.268664] ? vfs_write+0xff/0x4e0 [ 72.272296] ? SyS_read+0x210/0x210 [ 72.275919] ? SyS_clock_settime+0x1a0/0x1a0 [ 72.280413] ? SyS_io_destroy+0x300/0x300 [ 72.284558] ? do_syscall_64+0x1d5/0x640 [ 72.288617] do_syscall_64+0x1d5/0x640 [ 72.292523] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.297710] RIP: 0033:0x45c849 [ 72.300895] RSP: 002b:00007fd3b5815c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 72.308795] RAX: ffffffffffffffda RBX: 00007fd3b58166d4 RCX: 000000000045c849 [ 72.316534] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fd3b57f3000 [ 72.323825] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 72.331089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 72.338356] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 72.351272] CPU: 0 PID: 8092 Comm: syz-executor.0 Not tainted 4.14.174-syzkaller #0 [ 72.352875] FAULT_INJECTION: forcing a failure. [ 72.352875] name failslab, interval 1, probability 0, space 0, times 0 [ 72.359112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.359115] Call Trace: [ 72.359136] dump_stack+0x13e/0x194 [ 72.359148] should_fail.cold+0x10a/0x14b [ 72.359164] should_failslab+0xd6/0x130 [ 72.371220] FAULT_INJECTION: forcing a failure. [ 72.371220] name failslab, interval 1, probability 0, space 0, times 0 [ 72.379744] kmem_cache_alloc+0x44/0x770 [ 72.379758] ? mempool_free+0x1d0/0x1d0 [ 72.379764] mempool_alloc+0x111/0x2d0 [ 72.379773] ? remove_element.isra.0+0x1b0/0x1b0 [ 72.379785] ? __lock_buffer+0x50/0x50 [ 72.425997] ? dio_zero_block+0xb8/0x4ea0 [ 72.430154] bio_alloc_bioset+0x352/0x640 [ 72.434919] ? bvec_alloc+0x2d0/0x2d0 [ 72.438721] ? ext4_init_io_end+0xce/0x100 [ 72.442966] do_blockdev_direct_IO+0x166c/0x9120 [ 72.447753] ? sb_init_dio_done_wq+0x80/0x80 [ 72.452180] ? lock_downgrade+0x6e0/0x6e0 [ 72.456335] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 72.462241] ? ext4_get_block_trans+0x220/0x220 [ 72.466920] ? lock_downgrade+0x6e0/0x6e0 [ 72.471074] ? __blockdev_direct_IO+0x32/0xef [ 72.475706] ? write_end_fn+0x90/0x90 [ 72.479524] ? ext4_get_block_trans+0x220/0x220 [ 72.484197] ext4_direct_IO+0x7cf/0x1980 [ 72.488368] ? ext4_get_block_trans+0x220/0x220 [ 72.493042] generic_file_direct_write+0x1df/0x420 [ 72.498002] __generic_file_write_iter+0x2a5/0x590 [ 72.502943] ext4_file_write_iter+0x808/0xdc0 [ 72.507440] ? ext4_file_mmap+0x2b0/0x2b0 [ 72.511585] ? aio_write+0x426/0x4f0 [ 72.515296] ? check_preemption_disabled+0x35/0x240 [ 72.520311] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 72.524982] aio_write+0x2c7/0x4f0 [ 72.528613] ? trace_hardirqs_on+0x10/0x10 [ 72.532852] ? aio_complete+0xc90/0xc90 [ 72.536831] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.541626] ? lock_acquire+0x170/0x3f0 [ 72.545610] ? lock_downgrade+0x6e0/0x6e0 [ 72.549762] do_io_submit+0x996/0x13f0 [ 72.553652] ? free_ioctx_users+0x3d0/0x3d0 [ 72.557972] ? check_preemption_disabled+0x35/0x240 [ 72.562991] ? vfs_write+0xff/0x4e0 [ 72.566615] ? SyS_read+0x210/0x210 [ 72.570261] ? SyS_clock_settime+0x1a0/0x1a0 [ 72.574670] ? SyS_io_destroy+0x300/0x300 [ 72.578824] ? do_syscall_64+0x1d5/0x640 [ 72.582888] do_syscall_64+0x1d5/0x640 [ 72.586776] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.591962] RIP: 0033:0x45c849 [ 72.595237] RSP: 002b:00007fc80a657c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 72.602960] RAX: ffffffffffffffda RBX: 00007fc80a6586d4 RCX: 000000000045c849 [ 72.610232] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fc80a635000 [ 72.617509] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 72.624775] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 72.632046] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 72.639348] CPU: 1 PID: 8096 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 72.647159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.656526] Call Trace: [ 72.659133] dump_stack+0x13e/0x194 [ 72.662781] should_fail.cold+0x10a/0x14b [ 72.666925] should_failslab+0xd6/0x130 [ 72.670897] kmem_cache_alloc+0x44/0x770 [ 72.674962] ? remove_element.isra.0+0x1b0/0x1b0 [ 72.679719] bvec_alloc+0x13c/0x2d0 [ 72.683346] bio_alloc_bioset+0x3fa/0x640 [ 72.687492] ? bvec_alloc+0x2d0/0x2d0 [ 72.691291] ? ext4_init_io_end+0xce/0x100 [ 72.695540] do_blockdev_direct_IO+0x166c/0x9120 [ 72.700320] ? sb_init_dio_done_wq+0x80/0x80 [ 72.704724] ? lock_downgrade+0x6e0/0x6e0 [ 72.708872] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 72.714757] ? ext4_get_block_trans+0x220/0x220 [ 72.719424] ? lock_downgrade+0x6e0/0x6e0 [ 72.723565] ? __blockdev_direct_IO+0x32/0xef [ 72.728070] ? write_end_fn+0x90/0x90 [ 72.731863] ? ext4_get_block_trans+0x220/0x220 [ 72.736533] ext4_direct_IO+0x7cf/0x1980 [ 72.740596] ? ext4_get_block_trans+0x220/0x220 [ 72.745386] generic_file_direct_write+0x1df/0x420 [ 72.750323] __generic_file_write_iter+0x2a5/0x590 [ 72.755257] ext4_file_write_iter+0x808/0xdc0 [ 72.759769] ? ext4_file_mmap+0x2b0/0x2b0 [ 72.763926] ? aio_write+0x426/0x4f0 [ 72.767636] ? check_preemption_disabled+0x35/0x240 [ 72.772653] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 72.777322] aio_write+0x2c7/0x4f0 [ 72.780864] ? trace_hardirqs_on+0x10/0x10 [ 72.785096] ? aio_complete+0xc90/0xc90 [ 72.789066] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.793828] ? lock_acquire+0x170/0x3f0 [ 72.797793] ? lock_downgrade+0x6e0/0x6e0 [ 72.801933] do_io_submit+0x996/0x13f0 [ 72.805822] ? free_ioctx_users+0x3d0/0x3d0 [ 72.810136] ? check_preemption_disabled+0x35/0x240 [ 72.815149] ? vfs_write+0xff/0x4e0 [ 72.818786] ? SyS_read+0x210/0x210 [ 72.822408] ? SyS_clock_settime+0x1a0/0x1a0 [ 72.826826] ? SyS_io_destroy+0x300/0x300 [ 72.830983] ? do_syscall_64+0x1d5/0x640 [ 72.835065] do_syscall_64+0x1d5/0x640 [ 72.838965] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 72.844152] RIP: 0033:0x45c849 [ 72.847333] RSP: 002b:00007fcd6a3ecc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 72.855043] RAX: ffffffffffffffda RBX: 00007fcd6a3ed6d4 RCX: 000000000045c849 [ 72.862320] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 72.869587] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 72.876853] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 72.884132] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 72.904880] CPU: 1 PID: 8063 Comm: syz-executor.5 Not tainted 4.14.174-syzkaller #0 [ 72.912739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.922104] Call Trace: [ 72.924703] dump_stack+0x13e/0x194 [ 72.928344] should_fail.cold+0x10a/0x14b [ 72.932505] should_failslab+0xd6/0x130 [ 72.936633] kmem_cache_alloc+0x44/0x770 [ 72.940718] ? remove_element.isra.0+0x1b0/0x1b0 [ 72.945502] bvec_alloc+0x13c/0x2d0 [ 72.949400] bio_alloc_bioset+0x3fa/0x640 [ 72.953586] ? bvec_alloc+0x2d0/0x2d0 [ 72.957409] ? ext4_init_io_end+0xce/0x100 [ 72.961657] do_blockdev_direct_IO+0x166c/0x9120 [ 72.966435] ? sb_init_dio_done_wq+0x80/0x80 [ 72.970857] ? lock_downgrade+0x6e0/0x6e0 [ 72.975024] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 72.981052] ? ext4_get_block_trans+0x220/0x220 [ 72.988540] ? lock_downgrade+0x6e0/0x6e0 [ 72.992705] ? __blockdev_direct_IO+0x32/0xef [ 72.997209] ? write_end_fn+0x90/0x90 [ 73.001021] ? ext4_get_block_trans+0x220/0x220 [ 73.005693] ext4_direct_IO+0x7cf/0x1980 [ 73.009760] ? ext4_get_block_trans+0x220/0x220 [ 73.014441] generic_file_direct_write+0x1df/0x420 [ 73.019380] __generic_file_write_iter+0x2a5/0x590 [ 73.024319] ext4_file_write_iter+0x808/0xdc0 [ 73.028818] ? ext4_file_mmap+0x2b0/0x2b0 [ 73.032966] ? aio_write+0x426/0x4f0 [ 73.036691] ? check_preemption_disabled+0x35/0x240 [ 73.041728] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 73.046413] aio_write+0x2c7/0x4f0 [ 73.049957] ? trace_hardirqs_on+0x10/0x10 [ 73.054326] ? aio_complete+0xc90/0xc90 [ 73.058308] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.063068] ? lock_acquire+0x170/0x3f0 [ 73.067043] ? lock_downgrade+0x6e0/0x6e0 [ 73.071193] do_io_submit+0x996/0x13f0 [ 73.075092] ? free_ioctx_users+0x3d0/0x3d0 [ 73.079844] ? check_preemption_disabled+0x35/0x240 [ 73.084861] ? vfs_write+0xff/0x4e0 [ 73.088486] ? SyS_read+0x210/0x210 [ 73.092143] ? SyS_clock_settime+0x1a0/0x1a0 [ 73.096642] ? SyS_io_destroy+0x300/0x300 [ 73.100791] ? do_syscall_64+0x1d5/0x640 [ 73.104856] do_syscall_64+0x1d5/0x640 [ 73.108765] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 73.113960] RIP: 0033:0x45c849 [ 73.117148] RSP: 002b:00007f24c9d26c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 73.124853] RAX: ffffffffffffffda RBX: 00007f24c9d276d4 RCX: 000000000045c849 [ 73.132122] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007f24c9d04000 [ 73.139392] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.146661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 73.153929] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 73.164308] CPU: 0 PID: 8097 Comm: syz-executor.4 Not tainted 4.14.174-syzkaller #0 [ 73.172134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.181529] Call Trace: [ 73.184109] dump_stack+0x13e/0x194 [ 73.187743] should_fail.cold+0x10a/0x14b [ 73.191888] should_failslab+0xd6/0x130 [ 73.195852] kmem_cache_alloc+0x2b5/0x770 [ 73.200001] ? ext4_dio_get_block_overwrite+0xc0/0xc0 [ 73.205271] ext4_init_io_end+0x23/0x100 [ 73.209348] ext4_dio_get_block_unwritten_async+0x102/0x1c0 [ 73.215174] do_blockdev_direct_IO+0x1f58/0x9120 [ 73.219937] ? sb_init_dio_done_wq+0x80/0x80 [ 73.224328] ? lock_downgrade+0x6e0/0x6e0 [ 73.228467] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 73.234357] ? ext4_get_block_trans+0x220/0x220 [ 73.239011] ? lock_downgrade+0x6e0/0x6e0 [ 73.243168] ? __blockdev_direct_IO+0x32/0xef [ 73.247666] ? write_end_fn+0x90/0x90 [ 73.251450] ? ext4_get_block_trans+0x220/0x220 [ 73.256114] ext4_direct_IO+0x7cf/0x1980 [ 73.260172] ? ext4_get_block_trans+0x220/0x220 [ 73.264832] generic_file_direct_write+0x1df/0x420 [ 73.269753] __generic_file_write_iter+0x2a5/0x590 [ 73.274678] ext4_file_write_iter+0x808/0xdc0 [ 73.279169] ? ext4_file_mmap+0x2b0/0x2b0 [ 73.283445] ? aio_write+0x426/0x4f0 [ 73.287198] ? check_preemption_disabled+0x35/0x240 [ 73.292232] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 73.296894] aio_write+0x2c7/0x4f0 [ 73.300420] ? trace_hardirqs_on+0x10/0x10 [ 73.304994] ? aio_complete+0xc90/0xc90 [ 73.309014] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.313769] ? lock_acquire+0x170/0x3f0 [ 73.317745] ? lock_downgrade+0x6e0/0x6e0 [ 73.321894] do_io_submit+0x996/0x13f0 [ 73.325774] ? free_ioctx_users+0x3d0/0x3d0 [ 73.330087] ? check_preemption_disabled+0x35/0x240 [ 73.335090] ? vfs_write+0xff/0x4e0 [ 73.338716] ? SyS_read+0x210/0x210 [ 73.342328] ? SyS_clock_settime+0x1a0/0x1a0 [ 73.346720] ? SyS_io_destroy+0x300/0x300 [ 73.350855] ? do_syscall_64+0x1d5/0x640 [ 73.354901] do_syscall_64+0x1d5/0x640 [ 73.358774] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 73.364045] RIP: 0033:0x45c849 [ 73.367335] RSP: 002b:00007fb45b410c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 73.375030] RAX: ffffffffffffffda RBX: 00007fb45b4116d4 RCX: 000000000045c849 [ 73.382304] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fb45b3ee000 [ 73.389589] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 73.396955] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 73.404212] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 73.564074] FAULT_INJECTION: forcing a failure. [ 73.564074] name failslab, interval 1, probability 0, space 0, times 0 [ 73.580871] FAULT_INJECTION: forcing a failure. [ 73.580871] name failslab, interval 1, probability 0, space 0, times 0 [ 73.594044] CPU: 1 PID: 8117 Comm: syz-executor.0 Not tainted 4.14.174-syzkaller #0 [ 73.601868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.611229] Call Trace: [ 73.613845] dump_stack+0x13e/0x194 [ 73.617468] should_fail.cold+0x10a/0x14b [ 73.621615] should_failslab+0xd6/0x130 [ 73.625585] kmem_cache_alloc+0x44/0x770 [ 73.629648] ? mempool_free+0x1d0/0x1d0 [ 73.633615] mempool_alloc+0x111/0x2d0 [ 73.637500] ? remove_element.isra.0+0x1b0/0x1b0 [ 73.642249] ? __lock_buffer+0x50/0x50 [ 73.646166] ? dio_zero_block+0xb8/0x4ea0 [ 73.650317] bio_alloc_bioset+0x352/0x640 [ 73.653319] FAULT_INJECTION: forcing a failure. [ 73.653319] name failslab, interval 1, probability 0, space 0, times 0 [ 73.654470] ? bvec_alloc+0x2d0/0x2d0 [ 73.654481] ? ext4_init_io_end+0xce/0x100 [ 73.654494] do_blockdev_direct_IO+0x166c/0x9120 [ 73.678658] ? sb_init_dio_done_wq+0x80/0x80 [ 73.683097] ? lock_downgrade+0x6e0/0x6e0 [ 73.687251] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 73.693139] ? ext4_get_block_trans+0x220/0x220 [ 73.697817] ? lock_downgrade+0x6e0/0x6e0 [ 73.701991] ? __blockdev_direct_IO+0x32/0xef [ 73.706484] ? write_end_fn+0x90/0x90 [ 73.710295] ? ext4_get_block_trans+0x220/0x220 [ 73.714979] ext4_direct_IO+0x7cf/0x1980 [ 73.719050] ? ext4_get_block_trans+0x220/0x220 [ 73.723724] generic_file_direct_write+0x1df/0x420 [ 73.728657] __generic_file_write_iter+0x2a5/0x590 [ 73.733677] ext4_file_write_iter+0x808/0xdc0 [ 73.738222] ? ext4_file_mmap+0x2b0/0x2b0 [ 73.742370] ? aio_write+0x426/0x4f0 [ 73.746113] ? check_preemption_disabled+0x35/0x240 [ 73.751130] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 73.755801] aio_write+0x2c7/0x4f0 [ 73.759338] ? trace_hardirqs_on+0x10/0x10 [ 73.763579] ? aio_complete+0xc90/0xc90 [ 73.767550] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 73.772316] ? lock_acquire+0x170/0x3f0 [ 73.776285] ? lock_downgrade+0x6e0/0x6e0 [ 73.780443] do_io_submit+0x996/0x13f0 [ 73.784370] ? free_ioctx_users+0x3d0/0x3d0 [ 73.788692] ? check_preemption_disabled+0x35/0x240 [ 73.793796] ? vfs_write+0xff/0x4e0 [ 73.797414] ? SyS_read+0x210/0x210 [ 73.801123] ? SyS_clock_settime+0x1a0/0x1a0 [ 73.805527] ? SyS_io_destroy+0x300/0x300 [ 73.809672] ? do_syscall_64+0x1d5/0x640 [ 73.813849] do_syscall_64+0x1d5/0x640 [ 73.817835] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 73.823032] RIP: 0033:0x45c849 [ 73.826212] RSP: 002b:00007fc80a678c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 73.833915] RAX: ffffffffffffffda RBX: 00007fc80a6796d4 RCX: 000000000045c849 [ 73.841265] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fc80a656000 [ 73.848529] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 73.855799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 73.863071] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 73.870350] CPU: 0 PID: 8116 Comm: syz-executor.2 Not tainted 4.14.174-syzkaller #0 [ 73.874687] FAULT_INJECTION: forcing a failure. [ 73.874687] name failslab, interval 1, probability 0, space 0, times 0 [ 73.878168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.878171] Call Trace: [ 73.878188] dump_stack+0x13e/0x194 [ 73.878201] should_fail.cold+0x10a/0x14b [ 73.878216] should_failslab+0xd6/0x130 [ 73.889996] FAULT_INJECTION: forcing a failure. [ 73.889996] name failslab, interval 1, probability 0, space 0, times 0 [ 73.898817] kmem_cache_alloc+0x44/0x770 [ 73.898831] ? mempool_free+0x1d0/0x1d0 [ 73.898836] mempool_alloc+0x111/0x2d0 [ 73.898844] ? remove_element.isra.0+0x1b0/0x1b0 [ 73.898852] ? __lock_buffer+0x50/0x50 [ 73.898860] ? dio_zero_block+0xb8/0x4ea0 [ 73.898871] bio_alloc_bioset+0x352/0x640 [ 73.898879] ? bvec_alloc+0x2d0/0x2d0 [ 73.898892] ? ext4_init_io_end+0xce/0x100 [ 73.927287] FAULT_INJECTION: forcing a failure. [ 73.927287] name failslab, interval 1, probability 0, space 0, times 0 [ 73.928561] do_blockdev_direct_IO+0x166c/0x9120 [ 73.928580] ? sb_init_dio_done_wq+0x80/0x80 [ 73.928592] ? lock_downgrade+0x6e0/0x6e0 [ 73.985785] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 73.991679] ? ext4_get_block_trans+0x220/0x220 [ 73.996437] ? lock_downgrade+0x6e0/0x6e0 [ 74.000578] ? __blockdev_direct_IO+0x32/0xef [ 74.005067] ? write_end_fn+0x90/0x90 [ 74.008865] ? ext4_get_block_trans+0x220/0x220 [ 74.013540] ext4_direct_IO+0x7cf/0x1980 [ 74.017622] ? ext4_get_block_trans+0x220/0x220 [ 74.022293] generic_file_direct_write+0x1df/0x420 [ 74.027220] __generic_file_write_iter+0x2a5/0x590 [ 74.032148] ext4_file_write_iter+0x808/0xdc0 [ 74.036642] ? ext4_file_mmap+0x2b0/0x2b0 [ 74.040798] ? aio_write+0x426/0x4f0 [ 74.044522] ? check_preemption_disabled+0x35/0x240 [ 74.049604] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 74.054283] aio_write+0x2c7/0x4f0 [ 74.057822] ? trace_hardirqs_on+0x10/0x10 [ 74.062063] ? aio_complete+0xc90/0xc90 [ 74.066043] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.070811] ? lock_acquire+0x170/0x3f0 [ 74.074788] ? lock_downgrade+0x6e0/0x6e0 [ 74.078944] do_io_submit+0x996/0x13f0 [ 74.082835] ? free_ioctx_users+0x3d0/0x3d0 [ 74.087151] ? check_preemption_disabled+0x35/0x240 [ 74.092167] ? vfs_write+0xff/0x4e0 [ 74.095792] ? SyS_read+0x210/0x210 [ 74.099418] ? SyS_clock_settime+0x1a0/0x1a0 [ 74.103829] ? SyS_io_destroy+0x300/0x300 [ 74.107999] ? do_syscall_64+0x1d5/0x640 [ 74.112073] do_syscall_64+0x1d5/0x640 [ 74.115974] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.121174] RIP: 0033:0x45c849 [ 74.124372] RSP: 002b:00007fc25b04ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 74.132177] RAX: ffffffffffffffda RBX: 00007fc25b04f6d4 RCX: 000000000045c849 [ 74.139468] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fc25b02c000 [ 74.146740] RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 [ 74.154013] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 74.161290] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 74.168576] CPU: 1 PID: 8148 Comm: syz-executor.3 Not tainted 4.14.174-syzkaller #0 [ 74.176401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.185764] Call Trace: [ 74.188357] dump_stack+0x13e/0x194 [ 74.191997] should_fail.cold+0x10a/0x14b [ 74.196158] should_failslab+0xd6/0x130 [ 74.200144] kmem_cache_alloc+0x44/0x770 [ 74.204205] ? remove_element.isra.0+0x1b0/0x1b0 [ 74.208964] bvec_alloc+0x13c/0x2d0 [ 74.212590] bio_alloc_bioset+0x3fa/0x640 [ 74.216739] ? bvec_alloc+0x2d0/0x2d0 [ 74.220539] ? ext4_init_io_end+0xce/0x100 [ 74.224771] do_blockdev_direct_IO+0x166c/0x9120 [ 74.229533] ? sb_init_dio_done_wq+0x80/0x80 [ 74.233941] ? lock_downgrade+0x6e0/0x6e0 [ 74.238089] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 74.243976] ? ext4_get_block_trans+0x220/0x220 [ 74.248650] ? lock_downgrade+0x6e0/0x6e0 [ 74.252799] ? __blockdev_direct_IO+0x32/0xef [ 74.257297] ? write_end_fn+0x90/0x90 [ 74.261098] ? ext4_get_block_trans+0x220/0x220 [ 74.265767] ext4_direct_IO+0x7cf/0x1980 [ 74.269842] ? ext4_get_block_trans+0x220/0x220 [ 74.274532] generic_file_direct_write+0x1df/0x420 [ 74.279482] __generic_file_write_iter+0x2a5/0x590 [ 74.284433] ext4_file_write_iter+0x808/0xdc0 [ 74.288937] ? ext4_file_mmap+0x2b0/0x2b0 [ 74.293086] ? aio_write+0x426/0x4f0 [ 74.296796] ? check_preemption_disabled+0x35/0x240 [ 74.301821] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 74.306500] aio_write+0x2c7/0x4f0 [ 74.310051] ? trace_hardirqs_on+0x10/0x10 [ 74.314298] ? aio_complete+0xc90/0xc90 [ 74.318280] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.323047] ? lock_acquire+0x170/0x3f0 [ 74.327035] ? lock_downgrade+0x6e0/0x6e0 [ 74.331193] do_io_submit+0x996/0x13f0 [ 74.335100] ? free_ioctx_users+0x3d0/0x3d0 [ 74.339442] ? check_preemption_disabled+0x35/0x240 [ 74.344477] ? vfs_write+0xff/0x4e0 [ 74.348106] ? SyS_read+0x210/0x210 [ 74.351731] ? SyS_clock_settime+0x1a0/0x1a0 [ 74.356163] ? SyS_io_destroy+0x300/0x300 [ 74.360320] ? do_syscall_64+0x1d5/0x640 [ 74.364391] do_syscall_64+0x1d5/0x640 [ 74.368292] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.373493] RIP: 0033:0x45c849 [ 74.376692] RSP: 002b:00007fcd6a3ecc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 74.384408] RAX: ffffffffffffffda RBX: 00007fcd6a3ed6d4 RCX: 000000000045c849 [ 74.391687] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcd6a3ca000 [ 74.398970] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 74.406245] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 74.413515] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 74.420888] CPU: 0 PID: 8144 Comm: syz-executor.5 Not tainted 4.14.174-syzkaller #0 [ 74.428716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.438090] Call Trace: [ 74.440697] dump_stack+0x13e/0x194 [ 74.444330] should_fail.cold+0x10a/0x14b [ 74.448496] should_failslab+0xd6/0x130 [ 74.452467] kmem_cache_alloc+0x44/0x770 [ 74.456532] ? remove_element.isra.0+0x1b0/0x1b0 [ 74.461294] bvec_alloc+0x13c/0x2d0 [ 74.464919] bio_alloc_bioset+0x3fa/0x640 [ 74.469073] ? bvec_alloc+0x2d0/0x2d0 [ 74.472874] ? ext4_init_io_end+0xce/0x100 [ 74.477135] do_blockdev_direct_IO+0x166c/0x9120 [ 74.481910] ? sb_init_dio_done_wq+0x80/0x80 [ 74.486330] ? lock_downgrade+0x6e0/0x6e0 [ 74.490489] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 74.496399] ? ext4_get_block_trans+0x220/0x220 [ 74.501093] ? lock_downgrade+0x6e0/0x6e0 [ 74.505260] ? __blockdev_direct_IO+0x32/0xef [ 74.509756] ? write_end_fn+0x90/0x90 [ 74.513580] ? ext4_get_block_trans+0x220/0x220 [ 74.518255] ext4_direct_IO+0x7cf/0x1980 [ 74.522329] ? ext4_get_block_trans+0x220/0x220 [ 74.527006] generic_file_direct_write+0x1df/0x420 [ 74.531954] __generic_file_write_iter+0x2a5/0x590 [ 74.536890] ext4_file_write_iter+0x808/0xdc0 [ 74.541392] ? ext4_file_mmap+0x2b0/0x2b0 [ 74.545536] ? aio_write+0x426/0x4f0 [ 74.549252] ? check_preemption_disabled+0x35/0x240 [ 74.554270] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 74.558954] aio_write+0x2c7/0x4f0 [ 74.562499] ? trace_hardirqs_on+0x10/0x10 [ 74.566737] ? aio_complete+0xc90/0xc90 [ 74.570733] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.575535] ? lock_acquire+0x170/0x3f0 [ 74.579518] ? lock_downgrade+0x6e0/0x6e0 [ 74.583679] do_io_submit+0x996/0x13f0 [ 74.587843] ? free_ioctx_users+0x3d0/0x3d0 [ 74.592210] ? check_preemption_disabled+0x35/0x240 [ 74.597237] ? vfs_write+0xff/0x4e0 [ 74.600872] ? SyS_read+0x210/0x210 [ 74.604499] ? SyS_clock_settime+0x1a0/0x1a0 [ 74.608914] ? SyS_io_destroy+0x300/0x300 [ 74.613070] ? do_syscall_64+0x1d5/0x640 [ 74.617136] do_syscall_64+0x1d5/0x640 [ 74.621046] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.626240] RIP: 0033:0x45c849 [ 74.629430] RSP: 002b:00007f24c9ce4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 74.637161] RAX: ffffffffffffffda RBX: 00007f24c9ce56d4 RCX: 000000000045c849 [ 74.644456] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007f24c9cc2000 [ 74.651737] RBP: 000000000076c040 R08: 0000000000000000 R09: 0000000000000000 [ 74.659013] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 [ 74.666291] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 74.673582] CPU: 1 PID: 8146 Comm: syz-executor.1 Not tainted 4.14.174-syzkaller #0 [ 74.681404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.690769] Call Trace: [ 74.693365] dump_stack+0x13e/0x194 [ 74.697005] should_fail.cold+0x10a/0x14b [ 74.701188] should_failslab+0xd6/0x130 [ 74.705172] kmem_cache_alloc+0x44/0x770 [ 74.709246] ? remove_element.isra.0+0x1b0/0x1b0 [ 74.714022] bvec_alloc+0x13c/0x2d0 [ 74.717656] bio_alloc_bioset+0x3fa/0x640 [ 74.721804] ? bvec_alloc+0x2d0/0x2d0 [ 74.725598] ? ext4_init_io_end+0xce/0x100 [ 74.729860] do_blockdev_direct_IO+0x166c/0x9120 [ 74.734634] ? sb_init_dio_done_wq+0x80/0x80 [ 74.739049] ? lock_downgrade+0x6e0/0x6e0 [ 74.743211] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 74.749106] ? ext4_get_block_trans+0x220/0x220 [ 74.753783] ? lock_downgrade+0x6e0/0x6e0 [ 74.757935] ? __blockdev_direct_IO+0x32/0xef [ 74.762435] ? write_end_fn+0x90/0x90 [ 74.766271] ? ext4_get_block_trans+0x220/0x220 [ 74.770948] ext4_direct_IO+0x7cf/0x1980 [ 74.775024] ? ext4_get_block_trans+0x220/0x220 [ 74.779712] generic_file_direct_write+0x1df/0x420 [ 74.784760] __generic_file_write_iter+0x2a5/0x590 [ 74.789694] ext4_file_write_iter+0x808/0xdc0 [ 74.794198] ? ext4_file_mmap+0x2b0/0x2b0 [ 74.798343] ? aio_write+0x426/0x4f0 [ 74.802066] ? check_preemption_disabled+0x35/0x240 [ 74.807087] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 74.811759] aio_write+0x2c7/0x4f0 [ 74.815300] ? trace_hardirqs_on+0x10/0x10 [ 74.819560] ? aio_complete+0xc90/0xc90 [ 74.823548] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.828312] ? lock_acquire+0x170/0x3f0 [ 74.832282] ? lock_downgrade+0x6e0/0x6e0 [ 74.836453] do_io_submit+0x996/0x13f0 [ 74.840343] ? free_ioctx_users+0x3d0/0x3d0 [ 74.844669] ? check_preemption_disabled+0x35/0x240 [ 74.849689] ? vfs_write+0xff/0x4e0 [ 74.853327] ? SyS_read+0x210/0x210 [ 74.856961] ? SyS_clock_settime+0x1a0/0x1a0 [ 74.861379] ? SyS_io_destroy+0x300/0x300 [ 74.865534] ? do_syscall_64+0x1d5/0x640 [ 74.869598] do_syscall_64+0x1d5/0x640 [ 74.873505] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 74.878706] RIP: 0033:0x45c849 [ 74.881898] RSP: 002b:00007fd3b57f4c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 74.889613] RAX: ffffffffffffffda RBX: 00007fd3b57f56d4 RCX: 000000000045c849 [ 74.896897] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fd3b57d2000 [ 74.904180] RBP: 000000000076bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 74.911458] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 74.918738] R13: 00000000000001f9 R14: 00000000004c422b R15: 0000000000000009 [ 74.926035] CPU: 0 PID: 8149 Comm: syz-executor.4 Not tainted 4.14.174-syzkaller #0 [ 74.933862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.943227] Call Trace: [ 74.945828] dump_stack+0x13e/0x194 [ 74.949516] should_fail.cold+0x10a/0x14b [ 74.953678] should_failslab+0xd6/0x130 [ 74.957672] kmem_cache_alloc+0x44/0x770 [ 74.961730] ? remove_element.isra.0+0x1b0/0x1b0 [ 74.966484] bvec_alloc+0x13c/0x2d0 [ 74.970109] bio_alloc_bioset+0x3fa/0x640 [ 74.974263] ? bvec_alloc+0x2d0/0x2d0 [ 74.978067] ? ext4_init_io_end+0xce/0x100 [ 74.983054] do_blockdev_direct_IO+0x166c/0x9120 [ 74.987831] ? sb_init_dio_done_wq+0x80/0x80 [ 74.992230] ? lock_downgrade+0x6e0/0x6e0 [ 74.996371] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 75.002256] ? ext4_get_block_trans+0x220/0x220 [ 75.006935] ? lock_downgrade+0x6e0/0x6e0 [ 75.011083] ? __blockdev_direct_IO+0x32/0xef [ 75.015577] ? write_end_fn+0x90/0x90 [ 75.019365] ? ext4_get_block_trans+0x220/0x220 [ 75.024024] ext4_direct_IO+0x7cf/0x1980 [ 75.028074] ? ext4_get_block_trans+0x220/0x220 [ 75.032732] generic_file_direct_write+0x1df/0x420 [ 75.037656] __generic_file_write_iter+0x2a5/0x590 [ 75.042578] ext4_file_write_iter+0x808/0xdc0 [ 75.047071] ? ext4_file_mmap+0x2b0/0x2b0 [ 75.051203] ? aio_write+0x426/0x4f0 [ 75.054905] ? check_preemption_disabled+0x35/0x240 [ 75.059916] ? rcu_sync_lockdep_assert+0x9/0xa0 [ 75.064589] aio_write+0x2c7/0x4f0 [ 75.068140] ? trace_hardirqs_on+0x10/0x10 [ 75.072375] ? aio_complete+0xc90/0xc90 [ 75.076398] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.081172] ? lock_acquire+0x170/0x3f0 [ 75.085215] ? lock_downgrade+0x6e0/0x6e0 [ 75.089355] do_io_submit+0x996/0x13f0 [ 75.093234] ? free_ioctx_users+0x3d0/0x3d0 [ 75.097538] ? check_preemption_disabled+0x35/0x240 [ 75.102541] ? vfs_write+0xff/0x4e0 [ 75.106205] ? SyS_read+0x210/0x210 [ 75.109819] ? SyS_clock_settime+0x1a0/0x1a0 [ 75.114216] ? SyS_io_destroy+0x300/0x300 [ 75.118410] ? do_syscall_6