Warning: Permanently added '10.128.1.186' (ED25519) to the list of known hosts. 1970/01/01 00:00:58 parsed 1 programs [ 59.720128][ T4551] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 61.535659][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.537003][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.538444][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 61.598218][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.599488][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.600873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.920016][ T4753] chnl_net:caif_netlink_parms(): no params data found [ 61.983300][ T4753] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.984661][ T4753] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.986274][ T4753] device bridge_slave_0 entered promiscuous mode [ 61.989447][ T4753] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.990622][ T4753] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.992250][ T4753] device bridge_slave_1 entered promiscuous mode [ 62.001463][ T4753] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.004166][ T4753] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.013704][ T4753] team0: Port device team_slave_0 added [ 62.016538][ T4753] team0: Port device team_slave_1 added [ 62.023905][ T4753] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.025016][ T4753] 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. [ 62.029707][ T4753] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.032073][ T4753] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.033208][ T4753] 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. [ 62.037893][ T4753] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.088317][ T4753] device hsr_slave_0 entered promiscuous mode [ 62.137275][ T4753] device hsr_slave_1 entered promiscuous mode [ 62.800752][ T4753] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.848210][ T4753] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.851293][ T4753] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.928174][ T4753] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.984127][ T4753] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.998107][ T4753] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.999513][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.001184][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.005335][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.009214][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.010857][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.012028][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.013968][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.023774][ T4753] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.025692][ T4753] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.029174][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.031009][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.032469][ T4099] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.033582][ T4099] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.035046][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.036687][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.039468][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.041631][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.043143][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.044661][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.046079][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.048269][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.063104][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.067999][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.069665][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.071208][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.119716][ T4753] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.128810][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.130086][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.131330][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.133145][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.138760][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.140399][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.142342][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.143750][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.146328][ T4753] device veth0_vlan entered promiscuous mode [ 63.151238][ T4753] device veth1_vlan entered promiscuous mode [ 63.158400][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.159951][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.161421][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 63.163077][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.165949][ T4753] device veth0_macvtap entered promiscuous mode [ 63.171155][ T4753] device veth1_macvtap entered promiscuous mode [ 63.176351][ T4753] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.178448][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.180166][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 63.181732][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.183270][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.186348][ T4753] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.189689][ T4753] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.191097][ T4753] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.192508][ T4753] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.193990][ T4753] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.196125][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.198224][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:01:03 executed programs: 0 [ 63.565949][ T4915] chnl_net:caif_netlink_parms(): no params data found [ 63.583909][ T4922] chnl_net:caif_netlink_parms(): no params data found [ 63.588900][ T4918] chnl_net:caif_netlink_parms(): no params data found [ 63.590938][ T4925] chnl_net:caif_netlink_parms(): no params data found [ 63.643259][ T4926] chnl_net:caif_netlink_parms(): no params data found [ 63.656487][ T4915] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.658035][ T4915] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.659632][ T4915] device bridge_slave_0 entered promiscuous mode [ 63.662653][ T4915] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.663875][ T4915] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.665483][ T4915] device bridge_slave_1 entered promiscuous mode [ 63.671845][ T4922] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.672996][ T4922] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.674563][ T4922] device bridge_slave_0 entered promiscuous mode [ 63.693970][ T4922] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.695356][ T4922] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.697001][ T4922] device bridge_slave_1 entered promiscuous mode [ 63.705203][ T4915] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.713170][ T4918] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.714456][ T4918] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.716104][ T4918] device bridge_slave_0 entered promiscuous mode [ 63.721900][ T4925] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.723109][ T4925] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.724689][ T4925] device bridge_slave_0 entered promiscuous mode [ 63.728408][ T4915] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.730739][ T4918] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.731904][ T4918] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.733604][ T4918] device bridge_slave_1 entered promiscuous mode [ 63.742944][ T4925] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.744184][ T4925] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.745818][ T4925] device bridge_slave_1 entered promiscuous mode [ 63.764182][ T4918] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.765934][ T4926] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.767647][ T4926] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.769320][ T4926] device bridge_slave_0 entered promiscuous mode [ 63.771365][ T4926] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.772463][ T4926] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.774043][ T4926] device bridge_slave_1 entered promiscuous mode [ 63.777498][ T4922] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.803845][ T4925] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.806377][ T4918] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.812828][ T4922] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.823287][ T4915] team0: Port device team_slave_0 added [ 63.825633][ T4915] team0: Port device team_slave_1 added [ 63.828391][ T4925] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.834171][ T4918] team0: Port device team_slave_0 added [ 63.836201][ T4918] team0: Port device team_slave_1 added [ 63.842127][ T4922] team0: Port device team_slave_0 added [ 63.844037][ T4922] team0: Port device team_slave_1 added [ 63.869097][ T4915] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.870294][ T4915] 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. [ 63.874731][ T4915] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.880481][ T4922] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.881641][ T4922] 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. [ 63.886102][ T4922] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.889617][ T4926] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.892626][ T4925] team0: Port device team_slave_0 added [ 63.894081][ T4918] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.895242][ T4918] 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. [ 63.900583][ T4918] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.902885][ T4915] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.904011][ T4915] 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. [ 63.909475][ T4915] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.912104][ T4925] team0: Port device team_slave_1 added [ 63.916635][ T4926] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.921596][ T4922] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.922804][ T4922] 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. [ 63.927420][ T4922] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.929552][ T4918] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.930701][ T4918] 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. [ 63.935109][ T4918] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.950056][ T4926] team0: Port device team_slave_0 added [ 63.952000][ T4926] team0: Port device team_slave_1 added [ 63.963299][ T4925] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.964442][ T4925] 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. [ 63.969487][ T4925] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.008425][ T4915] device hsr_slave_0 entered promiscuous mode [ 64.047378][ T4915] device hsr_slave_1 entered promiscuous mode [ 64.079097][ T4915] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.080457][ T4915] Cannot create hsr debugfs directory [ 64.108327][ T4918] device hsr_slave_0 entered promiscuous mode [ 64.147382][ T4918] device hsr_slave_1 entered promiscuous mode [ 64.157588][ T4918] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.158962][ T4918] Cannot create hsr debugfs directory [ 64.160214][ T4925] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.161431][ T4925] 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. [ 64.165793][ T4925] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.172327][ T4926] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.173577][ T4926] 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. [ 64.178320][ T4926] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.181511][ T4926] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.182597][ T4926] 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. [ 64.187331][ T4926] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.229011][ T4922] device hsr_slave_0 entered promiscuous mode [ 64.267294][ T4922] device hsr_slave_1 entered promiscuous mode [ 64.307038][ T4922] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.308351][ T4922] Cannot create hsr debugfs directory [ 64.368168][ T4925] device hsr_slave_0 entered promiscuous mode [ 64.407234][ T4925] device hsr_slave_1 entered promiscuous mode [ 64.457248][ T4925] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.458610][ T4925] Cannot create hsr debugfs directory [ 64.558782][ T4926] device hsr_slave_0 entered promiscuous mode [ 64.607721][ T4926] device hsr_slave_1 entered promiscuous mode [ 64.637404][ T4926] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.638746][ T4926] Cannot create hsr debugfs directory [ 64.714807][ T4918] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.739254][ T4918] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.773695][ T4915] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.801930][ T4918] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.828287][ T4918] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.944861][ T4918] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.949937][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.951395][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.954549][ T4918] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.958144][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.959926][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.961856][ T4099] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.962919][ T4099] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.964693][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.970230][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.971993][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.973512][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.974667][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.979689][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.983086][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.986451][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.990438][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.996422][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.999591][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.001176][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.002782][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.004299][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.007022][ T4918] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.058821][ T4918] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.060625][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.061956][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.069635][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.081544][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.083469][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.085468][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.088292][ T4918] device veth0_vlan entered promiscuous mode [ 65.091579][ T4918] device veth1_vlan entered promiscuous mode [ 65.103901][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 65.105596][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 65.107631][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.110883][ T4918] device veth0_macvtap entered promiscuous mode [ 65.113699][ T4918] device veth1_macvtap entered promiscuous mode [ 65.124013][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 65.125691][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.129760][ T4918] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.130974][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.132648][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.134309][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.142385][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 65.144036][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.146237][ T4918] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.148078][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.149865][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.154180][ T4918] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.155623][ T4918] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.161496][ T4918] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.162833][ T4918] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.190411][ T1643] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.191791][ T1643] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.193164][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.224110][ T1643] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.225512][ T1643] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.226904][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 65.357562][ T4164] Bluetooth: hci2: command 0x0409 tx timeout [ 65.362386][ T4164] Bluetooth: hci0: command 0x0409 tx timeout [ 65.412771][ T5111] loop2: detected capacity change from 0 to 32768 [ 65.437047][ T4164] Bluetooth: hci4: command 0x0409 tx timeout [ 65.438220][ T4164] Bluetooth: hci1: command 0x0409 tx timeout [ 65.447210][ T25] Bluetooth: hci3: command 0x0409 tx timeout [ 65.465364][ T5111] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 65.466688][ T5111] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 65.489593][ T5111] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 65.512020][ T5111] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 65.943586][ T5163] loop2: detected capacity change from 0 to 32768 [ 65.993390][ T5163] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 65.994786][ T5163] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 66.014931][ T5163] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 66.043484][ T5163] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 66.411741][ T5196] loop2: detected capacity change from 0 to 32768 [ 66.458480][ T5196] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 66.459930][ T5196] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 66.468058][ T5196] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 66.498017][ T5196] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 66.840810][ T5198] loop2: detected capacity change from 0 to 32768 [ 66.883842][ T5198] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 66.885265][ T5198] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 66.897255][ T5198] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 66.922842][ T5198] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 67.271851][ T5201] loop2: detected capacity change from 0 to 32768 [ 67.312588][ T5201] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 67.314097][ T5201] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 67.328276][ T5201] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 67.354079][ T5201] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 67.437252][ T13] Bluetooth: hci0: command 0x041b tx timeout [ 67.438506][ T13] Bluetooth: hci2: command 0x041b tx timeout [ 67.517031][ T1539] Bluetooth: hci3: command 0x041b tx timeout [ 67.518286][ T1539] Bluetooth: hci1: command 0x041b tx timeout [ 67.519370][ T1539] Bluetooth: hci4: command 0x041b tx timeout [ 67.766174][ T5203] loop2: detected capacity change from 0 to 32768 [ 67.780230][ T5203] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 67.782116][ T5203] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 67.798517][ T5203] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 67.831885][ T5203] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 68.130287][ T5205] loop2: detected capacity change from 0 to 32768 [ 68.138740][ T5205] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 68.140073][ T5205] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 68.152368][ T5205] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 68.182133][ T5205] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 68.351787][ T4915] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:08 executed programs: 17 [ 68.569561][ T5207] loop2: detected capacity change from 0 to 32768 [ 68.575871][ T5207] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 68.578259][ T5207] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 68.590358][ T5207] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 68.616573][ T5207] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 68.978298][ T5209] loop2: detected capacity change from 0 to 32768 [ 69.075250][ T5209] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 69.076615][ T5209] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 69.088235][ T5209] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 69.114984][ T5209] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 69.181633][ T4915] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.241734][ T4915] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.421124][ T4926] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.468463][ T4926] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.517069][ T13] Bluetooth: hci2: command 0x040f tx timeout [ 69.521824][ T13] Bluetooth: hci0: command 0x040f tx timeout [ 69.522201][ T4926] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.528699][ T5211] loop2: detected capacity change from 0 to 32768 [ 69.578513][ T4926] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.586732][ T5211] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 69.589048][ T5211] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 69.598054][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.598432][ T13] Bluetooth: hci4: command 0x040f tx timeout [ 69.599538][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.600459][ T13] Bluetooth: hci1: command 0x040f tx timeout [ 69.602429][ T13] Bluetooth: hci3: command 0x040f tx timeout [ 69.608179][ T3339] cfg80211: failed to load regulatory.db [ 69.615089][ T5211] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 69.678571][ T5211] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 69.753827][ T4926] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.801751][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.803518][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.806481][ T4926] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.810064][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.811754][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.813596][ T1604] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.814715][ T1604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.823830][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.829751][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.831336][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.833853][ T1604] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.835071][ T1604] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.840156][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.846446][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.851212][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.853500][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.861461][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.879547][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.881505][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.883061][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.884664][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.891748][ T4926] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.893906][ T4926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.947234][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.948905][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.062596][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.064014][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.068777][ T4926] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.213483][ T4915] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.248513][ T4915] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.314709][ T4915] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.348325][ T4915] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.405581][ T4922] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 70.432324][ T5261] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 70.433756][ T5261] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 70.458413][ T5261] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 70.482255][ T4922] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 70.498209][ T5261] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 70.510718][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.512470][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.519068][ T4925] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 70.592236][ T4922] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 70.621935][ T4922] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 70.660567][ T4925] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 70.700206][ T4926] device veth0_vlan entered promiscuous mode [ 70.703622][ T4926] device veth1_vlan entered promiscuous mode [ 70.707105][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.708801][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.710433][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.711942][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.713526][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.715047][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.717667][ T4925] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 70.780727][ T4915] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.782026][ T4925] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 70.868988][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.870751][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.889906][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.891482][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.895466][ T4915] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.909253][ T4926] device veth0_macvtap entered promiscuous mode [ 70.913693][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.915334][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.916850][ T1604] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.918189][ T1604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.921262][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.939116][ T4926] device veth1_macvtap entered promiscuous mode [ 70.952899][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.954690][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.956212][ T1604] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.957405][ T1604] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.980301][ T4926] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.982081][ T4926] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.983636][ T4926] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.985287][ T4926] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.998218][ T4926] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.015902][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.018007][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.019627][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.021275][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.023005][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.024682][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.039857][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.050004][ T4925] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.063403][ T4926] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.065197][ T4926] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.066858][ T4926] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.070981][ T4926] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.073776][ T4926] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.081951][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.083715][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.085123][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.086656][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.094742][ T4925] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.112098][ T5307] set_capacity_and_notify: 1 callbacks suppressed [ 71.112106][ T5307] loop2: detected capacity change from 0 to 32768 [ 71.115157][ T4915] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.116913][ T4915] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.124855][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.126469][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.128128][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.129680][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.131161][ T1604] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.132322][ T1604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.136399][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.138443][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.140101][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.141789][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.143452][ T5307] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 71.146590][ T5307] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 71.149062][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.151325][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.158011][ T4926] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.159437][ T4926] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.160990][ T4926] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.162499][ T4926] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.168569][ T5307] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 71.184004][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.185818][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.188576][ T1643] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.189848][ T1643] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.205961][ T4922] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.214645][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.216242][ T5307] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 71.257123][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.259141][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.260551][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.276014][ T4922] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.280382][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.282537][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.284195][ T4099] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.303905][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.305810][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.307928][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.313876][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.318062][ T265] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.319238][ T265] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.333296][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.335008][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.337498][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.338971][ T265] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.340145][ T265] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.341708][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.343510][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.359285][ T4925] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.361844][ T4925] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.374385][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.376047][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.379049][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.386161][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.393327][ T265] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.393361][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.394775][ T265] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.397441][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.403436][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.405069][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.412001][ T4915] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.424608][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.426233][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.429217][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.430968][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.441716][ T4922] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.443509][ T4922] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.461565][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.463345][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.464938][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.466411][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.472664][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.474312][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.481067][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.516834][ T1604] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.518743][ T1604] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.520645][ T1604] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.528390][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.530147][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.531788][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.533243][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.561531][ T148] device hsr_slave_0 left promiscuous mode [ 71.597064][ T7] Bluetooth: hci0: command 0x0419 tx timeout [ 71.598180][ T7] Bluetooth: hci2: command 0x0419 tx timeout [ 71.608943][ T148] device hsr_slave_1 left promiscuous mode [ 71.677276][ T7] Bluetooth: hci4: command 0x0419 tx timeout [ 71.677900][ T4222] Bluetooth: hci3: command 0x0419 tx timeout [ 71.679329][ T4222] Bluetooth: hci1: command 0x0419 tx timeout [ 71.687386][ T148] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 71.688646][ T148] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 71.692618][ T148] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 71.693820][ T148] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 71.717321][ T148] device bridge_slave_1 left promiscuous mode [ 71.718456][ T148] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.757869][ T148] device bridge_slave_0 left promiscuous mode [ 71.759075][ T148] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.887749][ T148] device veth1_macvtap left promiscuous mode [ 71.888856][ T148] device veth0_macvtap left promiscuous mode [ 71.889791][ T148] device veth1_vlan left promiscuous mode [ 71.890773][ T148] device veth0_vlan left promiscuous mode [ 71.898559][ T5353] loop4: detected capacity change from 0 to 32768 [ 71.941111][ T5353] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 71.942607][ T5353] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 71.978968][ T5353] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 71.980953][ T5371] loop2: detected capacity change from 0 to 32768 [ 72.020942][ T5371] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.022254][ T5371] CPU: 1 PID: 5371 Comm: syz.2.31 Not tainted syzkaller #0 [ 72.023526][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.025155][ T5371] Call trace: [ 72.025662][ T5371] dump_backtrace+0x0/0x458 [ 72.026451][ T5371] show_stack+0x2c/0x3c [ 72.027186][ T5371] __dump_stack+0x30/0x40 [ 72.027981][ T5371] dump_stack_lvl+0xf4/0x15c [ 72.028761][ T5371] dump_stack+0x1c/0x5c [ 72.029420][ T5371] sysfs_create_dir_ns+0x244/0x264 [ 72.030239][ T5371] kobject_add_internal+0x5ac/0xc3c [ 72.031121][ T5371] kobject_init_and_add+0x124/0x190 [ 72.032031][ T5371] gfs2_sys_fs_add+0x200/0x41c [ 72.032845][ T5371] gfs2_fill_super+0xddc/0x1a18 [ 72.033693][ T5371] get_tree_bdev+0x358/0x544 [ 72.034459][ T5371] gfs2_get_tree+0x54/0x1b4 [ 72.035229][ T5371] vfs_get_tree+0x90/0x274 [ 72.035952][ T5371] do_new_mount+0x228/0x810 [ 72.036719][ T5371] path_mount+0x5bc/0x1008 [ 72.037485][ T5371] __arm64_sys_mount+0x514/0x5f0 [ 72.038299][ T5371] invoke_syscall+0x98/0x2b0 [ 72.039035][ T5371] el0_svc_common+0x138/0x258 [ 72.039780][ T5371] do_el0_svc+0x58/0x13c [ 72.040530][ T5371] el0_svc+0x78/0x1d0 [ 72.041220][ T5371] el0t_64_sync_handler+0xcc/0xe4 [ 72.042059][ T5371] el0t_64_sync+0x1a0/0x1a4 [ 72.059250][ T5353] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 72.087409][ T5371] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.090231][ T5371] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.131460][ T148] team0 (unregistering): Port device team_slave_1 removed [ 72.136475][ T148] team0 (unregistering): Port device team_slave_0 removed [ 72.141063][ T148] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 72.191530][ T148] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 72.286320][ T148] bond0 (unregistering): Released all slaves [ 72.385265][ T4915] device veth0_vlan entered promiscuous mode [ 72.392965][ T5371] loop2: detected capacity change from 0 to 32768 [ 72.396295][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.398356][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.434541][ T5371] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 72.435999][ T5371] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 72.450858][ T5371] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 72.454216][ T13] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 72.455368][ T13] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 72.483365][ T4925] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.488368][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.489745][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.501750][ T13] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 72.505308][ T4922] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.510799][ T13] gfs2: fsid=syz:syz.0: jid=0: Done [ 72.511260][ T4915] device veth1_vlan entered promiscuous mode [ 72.512180][ T5371] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 72.576454][ T5371] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 72.580928][ T234] [ 72.581337][ T234] ====================================================== [ 72.582541][ T234] WARNING: possible circular locking dependency detected [ 72.583727][ T234] syzkaller #0 Not tainted [ 72.584452][ T234] ------------------------------------------------------ [ 72.585527][ T234] kworker/0:1H/234 is trying to acquire lock: [ 72.586477][ T234] ffff0000d0c220e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: freeze_super+0x54/0x36c [ 72.587985][ T234] [ 72.587985][ T234] but task is already holding lock: [ 72.589231][ T234] ffff80001e8d7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 72.591018][ T234] [ 72.591018][ T234] which lock already depends on the new lock. [ 72.591018][ T234] [ 72.592779][ T234] [ 72.592779][ T234] the existing dependency chain (in reverse order) is: [ 72.594205][ T234] [ 72.594205][ T234] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 72.595833][ T234] process_one_work+0x6e0/0x1138 [ 72.596680][ T234] worker_thread+0x8f4/0x1034 [ 72.597640][ T234] kthread+0x374/0x454 [ 72.598375][ T234] ret_from_fork+0x10/0x20 [ 72.599174][ T234] [ 72.599174][ T234] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 72.600626][ T234] flush_workqueue+0x130/0x104c [ 72.601535][ T234] gfs2_gl_hash_clear+0xb0/0x2cc [ 72.601567][ T4915] device veth0_macvtap entered promiscuous mode [ 72.602470][ T234] gfs2_put_super+0x614/0x6b4 [ 72.604326][ T234] generic_shutdown_super+0x130/0x2f0 [ 72.604856][ T4915] device veth1_macvtap entered promiscuous mode [ 72.605297][ T234] kill_block_super+0x70/0xdc [ 72.607165][ T234] gfs2_kill_sb+0xc0/0xd4 [ 72.607960][ T234] deactivate_locked_super+0xb8/0x134 [ 72.608967][ T234] deactivate_super+0xf0/0x110 [ 72.609859][ T234] cleanup_mnt+0x3b8/0x46c [ 72.610690][ T234] __cleanup_mnt+0x20/0x30 [ 72.611468][ T234] task_work_run+0x12c/0x1d8 [ 72.612349][ T234] do_notify_resume+0x2450/0x309c [ 72.613329][ T234] el0_svc+0xf0/0x1d0 [ 72.614125][ T234] el0t_64_sync_handler+0xcc/0xe4 [ 72.615153][ T234] el0t_64_sync+0x1a0/0x1a4 [ 72.616016][ T234] [ 72.616016][ T234] -> #0 (&type->s_umount_key#50){+.+.}-{3:3}: [ 72.617011][ T4915] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.617445][ T234] __lock_acquire+0x2870/0x67ec [ 72.619301][ T4915] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.620159][ T234] lock_acquire+0x1f4/0x618 [ 72.621766][ T4915] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.622589][ T234] down_write+0xbc/0x12c [ 72.624262][ T4915] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.625012][ T234] freeze_super+0x54/0x36c [ 72.627341][ T234] freeze_go_sync+0x128/0x31c [ 72.628140][ T234] do_xmote+0x2ec/0xf58 [ 72.628858][ T234] run_queue+0x3fc/0x698 [ 72.629584][ T234] glock_work_func+0x208/0x440 [ 72.630436][ T234] process_one_work+0x79c/0x1138 [ 72.631408][ T234] worker_thread+0x8f4/0x1034 [ 72.632271][ T234] kthread+0x374/0x454 [ 72.633028][ T234] ret_from_fork+0x10/0x20 [ 72.633865][ T234] [ 72.633865][ T234] other info that might help us debug this: [ 72.633865][ T234] [ 72.635486][ T234] Chain exists of: [ 72.635486][ T234] &type->s_umount_key#50 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 72.635486][ T234] [ 72.638412][ T234] Possible unsafe locking scenario: [ 72.638412][ T234] [ 72.639699][ T234] CPU0 CPU1 [ 72.640633][ T234] ---- ---- [ 72.641539][ T234] lock((work_completion)(&(&gl->gl_work)->work)); [ 72.642616][ T234] lock((wq_completion)glock_workqueue); [ 72.644043][ T234] lock((work_completion)(&(&gl->gl_work)->work)); [ 72.645550][ T234] lock(&type->s_umount_key#50); [ 72.646405][ T234] [ 72.646405][ T234] *** DEADLOCK *** [ 72.646405][ T234] [ 72.647550][ T4915] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.647824][ T234] 2 locks held by kworker/0:1H/234: [ 72.649882][ T234] #0: ffff0000c6793938 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x678/0x1138 [ 72.651750][ T234] #1: ffff80001e8d7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 72.653783][ T234] [ 72.653783][ T234] stack backtrace: [ 72.654780][ T234] CPU: 0 PID: 234 Comm: kworker/0:1H Not tainted syzkaller #0 [ 72.656045][ T234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.657740][ T234] Workqueue: glock_workqueue glock_work_func [ 72.658804][ T234] Call trace: [ 72.659367][ T234] dump_backtrace+0x0/0x458 [ 72.660100][ T234] show_stack+0x2c/0x3c [ 72.660820][ T234] __dump_stack+0x30/0x40 [ 72.661509][ T234] dump_stack_lvl+0xf4/0x15c [ 72.662275][ T234] dump_stack+0x1c/0x5c [ 72.663022][ T234] print_circular_bug+0x148/0x1b0 [ 72.663870][ T234] check_noncircular+0x264/0x2f8 [ 72.664716][ T234] __lock_acquire+0x2870/0x67ec [ 72.665553][ T234] lock_acquire+0x1f4/0x618 [ 72.666317][ T234] down_write+0xbc/0x12c [ 72.667000][ T234] freeze_super+0x54/0x36c [ 72.667716][ T234] freeze_go_sync+0x128/0x31c [ 72.667999][ T4915] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.668546][ T234] do_xmote+0x2ec/0xf58 [ 72.670330][ T4915] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.671063][ T234] run_queue+0x3fc/0x698 [ 72.672743][ T4915] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.673552][ T234] glock_work_func+0x208/0x440 [ 72.675305][ T4915] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.676112][ T234] process_one_work+0x79c/0x1138 [ 72.678452][ T234] worker_thread+0x8f4/0x1034 [ 72.679224][ T234] kthread+0x374/0x454 [ 72.679897][ T234] ret_from_fork+0x10/0x20 [ 72.685632][ T4915] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.690731][ T4915] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.692130][ T4915] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.693554][ T4915] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.695202][ T4915] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.703141][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.704917][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.706530][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.712177][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.714290][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.715962][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.729979][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.731627][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.736669][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.738757][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.740333][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.741850][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.753298][ T5390] loop4: detected capacity change from 0 to 32768 [ 72.764997][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.766548][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.774916][ T5390] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.776198][ T5390] CPU: 1 PID: 5390 Comm: syz.4.32 Not tainted syzkaller #0 [ 72.777436][ T5390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.779156][ T5390] Call trace: [ 72.779662][ T5390] dump_backtrace+0x0/0x458 [ 72.780369][ T5390] show_stack+0x2c/0x3c [ 72.781008][ T5390] __dump_stack+0x30/0x40 [ 72.781734][ T5390] dump_stack_lvl+0xf4/0x15c [ 72.782509][ T5390] dump_stack+0x1c/0x5c [ 72.783210][ T5390] sysfs_create_dir_ns+0x244/0x264 [ 72.784023][ T5390] kobject_add_internal+0x5ac/0xc3c [ 72.784818][ T5390] kobject_init_and_add+0x124/0x190 [ 72.785664][ T5390] gfs2_sys_fs_add+0x200/0x41c [ 72.786464][ T5390] gfs2_fill_super+0xddc/0x1a18 [ 72.787277][ T5390] get_tree_bdev+0x358/0x544 [ 72.787998][ T5390] gfs2_get_tree+0x54/0x1b4 [ 72.788688][ T5390] vfs_get_tree+0x90/0x274 [ 72.789311][ T5390] do_new_mount+0x228/0x810 [ 72.790018][ T5390] path_mount+0x5bc/0x1008 [ 72.790707][ T5390] __arm64_sys_mount+0x514/0x5f0 [ 72.791510][ T5390] invoke_syscall+0x98/0x2b0 [ 72.792229][ T5390] el0_svc_common+0x138/0x258 [ 72.793019][ T5390] do_el0_svc+0x58/0x13c [ 72.793736][ T5390] el0_svc+0x78/0x1d0 [ 72.794441][ T5390] el0t_64_sync_handler+0xcc/0xe4 [ 72.795274][ T5390] el0t_64_sync+0x1a0/0x1a4 [ 72.802502][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.804055][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.810319][ T4922] device veth0_vlan entered promiscuous mode [ 72.828807][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.830520][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.832310][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.833708][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.836559][ T4925] device veth0_vlan entered promiscuous mode [ 72.847157][ T4915] ieee80211 phy13: Selected rate control algorithm 'minstrel_ht' [ 72.863155][ T4922] device veth1_vlan entered promiscuous mode [ 72.868858][ T5390] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.871014][ T5390] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.874925][ T4925] device veth1_vlan entered promiscuous mode [ 72.876267][ T1643] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.877739][ T1643] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.884761][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.886296][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.888997][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.890610][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.892210][ T4915] ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' [ 72.905032][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.906748][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.910031][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.914980][ T4922] device veth0_macvtap entered promiscuous mode [ 72.920916][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.922241][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.924365][ T4925] device veth0_macvtap entered promiscuous mode [ 72.925758][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.935924][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.938616][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.940259][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.941869][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.943830][ T4922] device veth1_macvtap entered promiscuous mode [ 72.949253][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.951109][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.952893][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.954678][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.956267][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.962098][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.964545][ T4922] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.974407][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.976071][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.979901][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.000299][ T4925] device veth1_macvtap entered promiscuous mode [ 73.029143][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.030870][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.041830][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.054363][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.055946][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.067006][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.072745][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.084662][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.089715][ T4925] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.091456][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 73.093072][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.094745][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.110069][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.111845][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.113521][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.115349][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.119010][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.121398][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.131662][ T4922] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.134265][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.136216][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.141431][ T5390] loop4: detected capacity change from 0 to 32768 [ 73.143765][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.145480][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.153321][ T5390] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.154462][ T5390] CPU: 0 PID: 5390 Comm: syz.4.32 Not tainted syzkaller #0 [ 73.155673][ T5390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.157495][ T5390] Call trace: [ 73.158014][ T5390] dump_backtrace+0x0/0x458 [ 73.158851][ T5390] show_stack+0x2c/0x3c [ 73.159538][ T5390] __dump_stack+0x30/0x40 [ 73.160311][ T5390] dump_stack_lvl+0xf4/0x15c [ 73.161067][ T5390] dump_stack+0x1c/0x5c [ 73.161776][ T5390] sysfs_create_dir_ns+0x244/0x264 [ 73.162704][ T5390] kobject_add_internal+0x5ac/0xc3c [ 73.163608][ T5390] kobject_init_and_add+0x124/0x190 [ 73.164539][ T5390] gfs2_sys_fs_add+0x200/0x41c [ 73.165272][ T5390] gfs2_fill_super+0xddc/0x1a18 [ 73.166055][ T5390] get_tree_bdev+0x358/0x544 [ 73.166775][ T5390] gfs2_get_tree+0x54/0x1b4 [ 73.167537][ T5390] vfs_get_tree+0x90/0x274 [ 73.168288][ T5390] do_new_mount+0x228/0x810 [ 73.169049][ T5390] path_mount+0x5bc/0x1008 [ 73.169797][ T5390] __arm64_sys_mount+0x514/0x5f0 [ 73.170638][ T5390] invoke_syscall+0x98/0x2b0 [ 73.171384][ T5390] el0_svc_common+0x138/0x258 [ 73.172217][ T5390] do_el0_svc+0x58/0x13c [ 73.172939][ T5390] el0_svc+0x78/0x1d0 [ 73.173605][ T5390] el0t_64_sync_handler+0xcc/0xe4 [ 73.174453][ T5390] el0t_64_sync+0x1a0/0x1a4 [ 73.177742][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.179421][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.181058][ T4925] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.182752][ T4925] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.185119][ T4925] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.192853][ T5439] loop0: detected capacity change from 0 to 32768 [ 73.194108][ T5390] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.196293][ T5390] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.198811][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.200440][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.201999][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.203548][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.206310][ T4922] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.208115][ T4922] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.209409][ T4922] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.210977][ T4922] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.220121][ T4925] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.221652][ T4925] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.223303][ T4925] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.224693][ T4925] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.228117][ T5439] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.229387][ T5439] CPU: 1 PID: 5439 Comm: syz.0.15 Not tainted syzkaller #0 [ 73.230575][ T5439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.232224][ T5439] Call trace: [ 73.232765][ T5439] dump_backtrace+0x0/0x458 [ 73.233528][ T5439] show_stack+0x2c/0x3c [ 73.234238][ T5439] __dump_stack+0x30/0x40 [ 73.234928][ T5439] dump_stack_lvl+0xf4/0x15c [ 73.235644][ T5439] dump_stack+0x1c/0x5c [ 73.236325][ T5439] sysfs_create_dir_ns+0x244/0x264 [ 73.237158][ T5439] kobject_add_internal+0x5ac/0xc3c [ 73.237995][ T5439] kobject_init_and_add+0x124/0x190 [ 73.238844][ T5439] gfs2_sys_fs_add+0x200/0x41c [ 73.239634][ T5439] gfs2_fill_super+0xddc/0x1a18 [ 73.240489][ T5439] get_tree_bdev+0x358/0x544 [ 73.241297][ T5439] gfs2_get_tree+0x54/0x1b4 [ 73.242061][ T5439] vfs_get_tree+0x90/0x274 [ 73.242818][ T5439] do_new_mount+0x228/0x810 [ 73.243555][ T5439] path_mount+0x5bc/0x1008 [ 73.244336][ T5439] __arm64_sys_mount+0x514/0x5f0 [ 73.245205][ T5439] invoke_syscall+0x98/0x2b0 [ 73.245993][ T5439] el0_svc_common+0x138/0x258 [ 73.246781][ T5439] do_el0_svc+0x58/0x13c [ 73.247549][ T5439] el0_svc+0x78/0x1d0 [ 73.248204][ T5439] el0t_64_sync_handler+0xcc/0xe4 [ 73.249051][ T5439] el0t_64_sync+0x1a0/0x1a4 [ 73.275642][ T5439] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.286870][ T5439] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.433580][ T4922] ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' [ 73.452000][ T5439] loop0: detected capacity change from 0 to 32768 [ 73.458622][ T4925] ieee80211 phy16: Selected rate control algorithm 'minstrel_ht' [ 73.463921][ T5439] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.465144][ T5439] CPU: 1 PID: 5439 Comm: syz.0.15 Not tainted syzkaller #0 [ 73.466299][ T5439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.467957][ T5439] Call trace: [ 73.468527][ T5439] dump_backtrace+0x0/0x458 [ 73.469310][ T5439] show_stack+0x2c/0x3c [ 73.469977][ T5439] __dump_stack+0x30/0x40 [ 73.470731][ T5439] dump_stack_lvl+0xf4/0x15c [ 73.471430][ T4925] ieee80211 phy17: Selected rate control algorithm 'minstrel_ht' [ 73.471458][ T5439] dump_stack+0x1c/0x5c [ 73.473391][ T5439] sysfs_create_dir_ns+0x244/0x264 [ 73.474211][ T5439] kobject_add_internal+0x5ac/0xc3c [ 73.475082][ T5439] kobject_init_and_add+0x124/0x190 [ 73.475939][ T5439] gfs2_sys_fs_add+0x200/0x41c [ 73.476712][ T5439] gfs2_fill_super+0xddc/0x1a18 [ 73.477485][ T5439] get_tree_bdev+0x358/0x544 [ 73.478246][ T5439] gfs2_get_tree+0x54/0x1b4 [ 73.479002][ T5439] vfs_get_tree+0x90/0x274 [ 73.479747][ T5439] do_new_mount+0x228/0x810 [ 73.480531][ T5439] path_mount+0x5bc/0x1008 [ 73.481273][ T5439] __arm64_sys_mount+0x514/0x5f0 [ 73.482109][ T5439] invoke_syscall+0x98/0x2b0 [ 73.482879][ T5439] el0_svc_common+0x138/0x258 [ 73.483680][ T5439] do_el0_svc+0x58/0x13c [ 73.484405][ T5439] el0_svc+0x78/0x1d0 [ 73.485072][ T5439] el0t_64_sync_handler+0xcc/0xe4 [ 73.485970][ T5439] el0t_64_sync+0x1a0/0x1a4 [ 73.487228][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.488589][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.492534][ T265] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.493804][ T265] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.495288][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.499540][ T265] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.505326][ T5457] loop4: detected capacity change from 0 to 32768 [ 73.506690][ T4922] ieee80211 phy18: Selected rate control algorithm 'minstrel_ht' [ 73.516569][ T5439] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.523004][ T5439] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.537512][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.538864][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.540165][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.541455][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.558411][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.561969][ T5457] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.563218][ T5457] CPU: 0 PID: 5457 Comm: syz.4.33 Not tainted syzkaller #0 [ 73.564471][ T5457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.566180][ T5457] Call trace: [ 73.566729][ T5457] dump_backtrace+0x0/0x458 [ 73.567482][ T5457] show_stack+0x2c/0x3c [ 73.568186][ T5457] __dump_stack+0x30/0x40 [ 73.568946][ T5457] dump_stack_lvl+0xf4/0x15c [ 73.569726][ T5457] dump_stack+0x1c/0x5c [ 73.570451][ T5457] sysfs_create_dir_ns+0x244/0x264 [ 73.571357][ T5457] kobject_add_internal+0x5ac/0xc3c [ 73.572274][ T5457] kobject_init_and_add+0x124/0x190 [ 73.573133][ T5457] gfs2_sys_fs_add+0x200/0x41c [ 73.573898][ T5457] gfs2_fill_super+0xddc/0x1a18 [ 73.574718][ T5457] get_tree_bdev+0x358/0x544 [ 73.575475][ T5457] gfs2_get_tree+0x54/0x1b4 [ 73.576256][ T5457] vfs_get_tree+0x90/0x274 [ 73.576953][ T5457] do_new_mount+0x228/0x810 [ 73.577715][ T5457] path_mount+0x5bc/0x1008 [ 73.578463][ T5457] __arm64_sys_mount+0x514/0x5f0 [ 73.579271][ T5457] invoke_syscall+0x98/0x2b0 [ 73.580013][ T5457] el0_svc_common+0x138/0x258 [ 73.580777][ T5457] do_el0_svc+0x58/0x13c [ 73.581467][ T5457] el0_svc+0x78/0x1d0 [ 73.582112][ T5457] el0t_64_sync_handler+0xcc/0xe4 [ 73.582960][ T5457] el0t_64_sync+0x1a0/0x1a4 [ 73.586067][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:13 executed programs: 27 [ 73.635649][ T5457] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.655077][ T5457] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.852687][ T5472] loop0: detected capacity change from 0 to 32768 [ 73.888543][ T5472] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.889950][ T5472] CPU: 1 PID: 5472 Comm: syz.0.34 Not tainted syzkaller #0 [ 73.891156][ T5472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.892810][ T5472] Call trace: [ 73.893305][ T5472] dump_backtrace+0x0/0x458 [ 73.894033][ T5472] show_stack+0x2c/0x3c [ 73.894671][ T5472] __dump_stack+0x30/0x40 [ 73.895327][ T5472] dump_stack_lvl+0xf4/0x15c [ 73.896028][ T5472] dump_stack+0x1c/0x5c [ 73.896659][ T5472] sysfs_create_dir_ns+0x244/0x264 [ 73.897430][ T5472] kobject_add_internal+0x5ac/0xc3c [ 73.898284][ T5472] kobject_init_and_add+0x124/0x190 [ 73.899144][ T5472] gfs2_sys_fs_add+0x200/0x41c [ 73.899964][ T5472] gfs2_fill_super+0xddc/0x1a18 [ 73.900731][ T5472] get_tree_bdev+0x358/0x544 [ 73.901442][ T5472] gfs2_get_tree+0x54/0x1b4 [ 73.902245][ T5472] vfs_get_tree+0x90/0x274 [ 73.903064][ T5472] do_new_mount+0x228/0x810 [ 73.903824][ T5472] path_mount+0x5bc/0x1008 [ 73.904754][ T5472] __arm64_sys_mount+0x514/0x5f0 [ 73.905624][ T5472] invoke_syscall+0x98/0x2b0 [ 73.906412][ T5472] el0_svc_common+0x138/0x258 [ 73.907195][ T5472] do_el0_svc+0x58/0x13c [ 73.907916][ T5472] el0_svc+0x78/0x1d0 [ 73.908632][ T5472] el0t_64_sync_handler+0xcc/0xe4 [ 73.909451][ T5472] el0t_64_sync+0x1a0/0x1a4 [ 73.969386][ T5472] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.977397][ T5472] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.021040][ T5480] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.022595][ T5480] CPU: 0 PID: 5480 Comm: syz.3.18 Not tainted syzkaller #0 [ 74.023905][ T5480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.025606][ T5480] Call trace: [ 74.026161][ T5480] dump_backtrace+0x0/0x458 [ 74.026912][ T5480] show_stack+0x2c/0x3c [ 74.027655][ T5480] __dump_stack+0x30/0x40 [ 74.028376][ T5480] dump_stack_lvl+0xf4/0x15c [ 74.029107][ T5480] dump_stack+0x1c/0x5c [ 74.029806][ T5480] sysfs_create_dir_ns+0x244/0x264 [ 74.030617][ T5480] kobject_add_internal+0x5ac/0xc3c [ 74.031489][ T5480] kobject_init_and_add+0x124/0x190 [ 74.032347][ T5480] gfs2_sys_fs_add+0x200/0x41c [ 74.033127][ T5480] gfs2_fill_super+0xddc/0x1a18 [ 74.033933][ T5480] get_tree_bdev+0x358/0x544 [ 74.034710][ T5480] gfs2_get_tree+0x54/0x1b4 [ 74.035418][ T5480] vfs_get_tree+0x90/0x274 [ 74.036154][ T5480] do_new_mount+0x228/0x810 [ 74.036901][ T5480] path_mount+0x5bc/0x1008 [ 74.037637][ T5480] __arm64_sys_mount+0x514/0x5f0 [ 74.038497][ T5480] invoke_syscall+0x98/0x2b0 [ 74.039367][ T5480] el0_svc_common+0x138/0x258 [ 74.040142][ T5480] do_el0_svc+0x58/0x13c [ 74.040931][ T5480] el0_svc+0x78/0x1d0 [ 74.041572][ T5480] el0t_64_sync_handler+0xcc/0xe4 [ 74.042417][ T5480] el0t_64_sync+0x1a0/0x1a4 [ 74.047749][ T5457] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.048976][ T5457] CPU: 0 PID: 5457 Comm: syz.4.33 Not tainted syzkaller #0 [ 74.050204][ T5457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.051950][ T5457] Call trace: [ 74.052485][ T5457] dump_backtrace+0x0/0x458 [ 74.053293][ T5457] show_stack+0x2c/0x3c [ 74.053977][ T5457] __dump_stack+0x30/0x40 [ 74.054705][ T5457] dump_stack_lvl+0xf4/0x15c [ 74.055453][ T5457] dump_stack+0x1c/0x5c [ 74.056137][ T5457] sysfs_create_dir_ns+0x244/0x264 [ 74.057027][ T5457] kobject_add_internal+0x5ac/0xc3c [ 74.057893][ T5457] kobject_init_and_add+0x124/0x190 [ 74.058735][ T5457] gfs2_sys_fs_add+0x200/0x41c [ 74.059533][ T5457] gfs2_fill_super+0xddc/0x1a18 [ 74.060405][ T5457] get_tree_bdev+0x358/0x544 [ 74.061188][ T5457] gfs2_get_tree+0x54/0x1b4 [ 74.061889][ T5457] vfs_get_tree+0x90/0x274 [ 74.062628][ T5457] do_new_mount+0x228/0x810 [ 74.063394][ T5457] path_mount+0x5bc/0x1008 [ 74.064078][ T5457] __arm64_sys_mount+0x514/0x5f0 [ 74.064868][ T5457] invoke_syscall+0x98/0x2b0 [ 74.065680][ T5457] el0_svc_common+0x138/0x258 [ 74.066447][ T5457] do_el0_svc+0x58/0x13c [ 74.067181][ T5457] el0_svc+0x78/0x1d0 [ 74.067878][ T5457] el0t_64_sync_handler+0xcc/0xe4 [ 74.068712][ T5457] el0t_64_sync+0x1a0/0x1a4 [ 74.070273][ T5480] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.072679][ T5480] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.086010][ T5485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.087477][ T5485] CPU: 0 PID: 5485 Comm: syz.1.16 Not tainted syzkaller #0 [ 74.088638][ T5485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.090269][ T5485] Call trace: [ 74.090810][ T5485] dump_backtrace+0x0/0x458 [ 74.091573][ T5485] show_stack+0x2c/0x3c [ 74.092266][ T5485] __dump_stack+0x30/0x40 [ 74.092990][ T5485] dump_stack_lvl+0xf4/0x15c [ 74.093776][ T5485] dump_stack+0x1c/0x5c [ 74.094444][ T5485] sysfs_create_dir_ns+0x244/0x264 [ 74.095285][ T5485] kobject_add_internal+0x5ac/0xc3c [ 74.096164][ T5485] kobject_init_and_add+0x124/0x190 [ 74.097029][ T5485] gfs2_sys_fs_add+0x200/0x41c [ 74.097839][ T5485] gfs2_fill_super+0xddc/0x1a18 [ 74.098628][ T5485] get_tree_bdev+0x358/0x544 [ 74.099416][ T5485] gfs2_get_tree+0x54/0x1b4 [ 74.100205][ T5485] vfs_get_tree+0x90/0x274 [ 74.100950][ T5485] do_new_mount+0x228/0x810 [ 74.101651][ T5485] path_mount+0x5bc/0x1008 [ 74.102354][ T5485] __arm64_sys_mount+0x514/0x5f0 [ 74.103229][ T5485] invoke_syscall+0x98/0x2b0 [ 74.103978][ T5485] el0_svc_common+0x138/0x258 [ 74.104768][ T5485] do_el0_svc+0x58/0x13c [ 74.105494][ T5485] el0_svc+0x78/0x1d0 [ 74.106181][ T5485] el0t_64_sync_handler+0xcc/0xe4 [ 74.107058][ T5485] el0t_64_sync+0x1a0/0x1a4 [ 74.117222][ T5457] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.120185][ T5457] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.140318][ T5485] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.142439][ T5485] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.351235][ T5480] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.352635][ T5480] CPU: 0 PID: 5480 Comm: syz.3.18 Not tainted syzkaller #0 [ 74.353842][ T5480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.355569][ T5480] Call trace: [ 74.356091][ T5480] dump_backtrace+0x0/0x458 [ 74.356910][ T5480] show_stack+0x2c/0x3c [ 74.357618][ T5480] __dump_stack+0x30/0x40 [ 74.358327][ T5480] dump_stack_lvl+0xf4/0x15c [ 74.359075][ T5480] dump_stack+0x1c/0x5c [ 74.359750][ T5480] sysfs_create_dir_ns+0x244/0x264 [ 74.360624][ T5480] kobject_add_internal+0x5ac/0xc3c [ 74.361508][ T5480] kobject_init_and_add+0x124/0x190 [ 74.362327][ T5480] gfs2_sys_fs_add+0x200/0x41c [ 74.363123][ T5480] gfs2_fill_super+0xddc/0x1a18 [ 74.363970][ T5480] get_tree_bdev+0x358/0x544 [ 74.364746][ T5480] gfs2_get_tree+0x54/0x1b4 [ 74.365530][ T5480] vfs_get_tree+0x90/0x274 [ 74.366269][ T5480] do_new_mount+0x228/0x810 [ 74.367043][ T5480] path_mount+0x5bc/0x1008 [ 74.367806][ T5480] __arm64_sys_mount+0x514/0x5f0 [ 74.368608][ T5480] invoke_syscall+0x98/0x2b0 [ 74.369438][ T5480] el0_svc_common+0x138/0x258 [ 74.370287][ T5480] do_el0_svc+0x58/0x13c [ 74.370996][ T5480] el0_svc+0x78/0x1d0 [ 74.371691][ T5480] el0t_64_sync_handler+0xcc/0xe4 [ 74.372595][ T5480] el0t_64_sync+0x1a0/0x1a4 [ 74.414920][ T5480] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.418040][ T5480] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.419808][ T5485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.421065][ T5485] CPU: 0 PID: 5485 Comm: syz.1.16 Not tainted syzkaller #0 [ 74.422184][ T5485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.423867][ T5485] Call trace: [ 74.424396][ T5485] dump_backtrace+0x0/0x458 [ 74.425209][ T5485] show_stack+0x2c/0x3c [ 74.425903][ T5485] __dump_stack+0x30/0x40 [ 74.426642][ T5485] dump_stack_lvl+0xf4/0x15c [ 74.427413][ T5485] dump_stack+0x1c/0x5c [ 74.428120][ T5485] sysfs_create_dir_ns+0x244/0x264 [ 74.429003][ T5485] kobject_add_internal+0x5ac/0xc3c [ 74.429833][ T5485] kobject_init_and_add+0x124/0x190 [ 74.430707][ T5485] gfs2_sys_fs_add+0x200/0x41c [ 74.431468][ T5485] gfs2_fill_super+0xddc/0x1a18 [ 74.432243][ T5485] get_tree_bdev+0x358/0x544 [ 74.432990][ T5485] gfs2_get_tree+0x54/0x1b4 [ 74.433726][ T5485] vfs_get_tree+0x90/0x274 [ 74.434409][ T5485] do_new_mount+0x228/0x810 [ 74.435124][ T5485] path_mount+0x5bc/0x1008 [ 74.435912][ T5485] __arm64_sys_mount+0x514/0x5f0 [ 74.436734][ T5485] invoke_syscall+0x98/0x2b0 [ 74.437487][ T5485] el0_svc_common+0x138/0x258 [ 74.438303][ T5485] do_el0_svc+0x58/0x13c [ 74.439060][ T5485] el0_svc+0x78/0x1d0 [ 74.439766][ T5485] el0t_64_sync_handler+0xcc/0xe4 [ 74.440635][ T5485] el0t_64_sync+0x1a0/0x1a4 [ 74.448505][ T5485] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.451390][ T5472] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.453067][ T5472] CPU: 1 PID: 5472 Comm: syz.0.34 Not tainted syzkaller #0 [ 74.453828][ T5485] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.454112][ T5472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.456744][ T5472] Call trace: [ 74.457306][ T5472] dump_backtrace+0x0/0x458 [ 74.458039][ T5472] show_stack+0x2c/0x3c [ 74.458758][ T5472] __dump_stack+0x30/0x40 [ 74.459458][ T5472] dump_stack_lvl+0xf4/0x15c [ 74.460231][ T5472] dump_stack+0x1c/0x5c [ 74.460955][ T5472] sysfs_create_dir_ns+0x244/0x264 [ 74.461845][ T5472] kobject_add_internal+0x5ac/0xc3c [ 74.462749][ T5472] kobject_init_and_add+0x124/0x190 [ 74.463685][ T5472] gfs2_sys_fs_add+0x200/0x41c [ 74.464502][ T5472] gfs2_fill_super+0xddc/0x1a18 [ 74.465358][ T5472] get_tree_bdev+0x358/0x544 [ 74.466136][ T5472] gfs2_get_tree+0x54/0x1b4 [ 74.466931][ T5472] vfs_get_tree+0x90/0x274 [ 74.467680][ T5472] do_new_mount+0x228/0x810 [ 74.468423][ T5472] path_mount+0x5bc/0x1008 [ 74.469143][ T5472] __arm64_sys_mount+0x514/0x5f0 [ 74.470003][ T5472] invoke_syscall+0x98/0x2b0 [ 74.470704][ T5472] el0_svc_common+0x138/0x258 [ 74.471498][ T5472] do_el0_svc+0x58/0x13c [ 74.472223][ T5472] el0_svc+0x78/0x1d0 [ 74.472878][ T5472] el0t_64_sync_handler+0xcc/0xe4 [ 74.473677][ T5472] el0t_64_sync+0x1a0/0x1a4 [ 74.539801][ T5472] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.541937][ T5472] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.598056][ T5515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.599322][ T5515] CPU: 1 PID: 5515 Comm: syz.4.35 Not tainted syzkaller #0 [ 74.600460][ T5515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.602177][ T5515] Call trace: [ 74.602694][ T5515] dump_backtrace+0x0/0x458 [ 74.603406][ T5515] show_stack+0x2c/0x3c [ 74.604093][ T5515] __dump_stack+0x30/0x40 [ 74.604792][ T5515] dump_stack_lvl+0xf4/0x15c [ 74.605565][ T5515] dump_stack+0x1c/0x5c [ 74.606239][ T5515] sysfs_create_dir_ns+0x244/0x264 [ 74.607099][ T5515] kobject_add_internal+0x5ac/0xc3c [ 74.608026][ T5515] kobject_init_and_add+0x124/0x190 [ 74.608877][ T5515] gfs2_sys_fs_add+0x200/0x41c [ 74.609647][ T5515] gfs2_fill_super+0xddc/0x1a18 [ 74.610431][ T5515] get_tree_bdev+0x358/0x544 [ 74.611215][ T5515] gfs2_get_tree+0x54/0x1b4 [ 74.611979][ T5515] vfs_get_tree+0x90/0x274 [ 74.612749][ T5515] do_new_mount+0x228/0x810 [ 74.613519][ T5515] path_mount+0x5bc/0x1008 [ 74.614227][ T5515] __arm64_sys_mount+0x514/0x5f0 [ 74.615068][ T5515] invoke_syscall+0x98/0x2b0 [ 74.615819][ T5515] el0_svc_common+0x138/0x258 [ 74.616561][ T5515] do_el0_svc+0x58/0x13c [ 74.617185][ T5515] el0_svc+0x78/0x1d0 [ 74.617751][ T5515] el0t_64_sync_handler+0xcc/0xe4 [ 74.618403][ T5515] el0t_64_sync+0x1a0/0x1a4 [ 74.660371][ T5515] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.662673][ T5515] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.748308][ T5528] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.749692][ T5528] CPU: 0 PID: 5528 Comm: syz.1.37 Not tainted syzkaller #0 [ 74.750882][ T5528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.752539][ T5528] Call trace: [ 74.753090][ T5528] dump_backtrace+0x0/0x458 [ 74.753889][ T5528] show_stack+0x2c/0x3c [ 74.754589][ T5528] __dump_stack+0x30/0x40 [ 74.755339][ T5528] dump_stack_lvl+0xf4/0x15c [ 74.756124][ T5528] dump_stack+0x1c/0x5c [ 74.756838][ T5528] sysfs_create_dir_ns+0x244/0x264 [ 74.757719][ T5528] kobject_add_internal+0x5ac/0xc3c [ 74.758586][ T5528] kobject_init_and_add+0x124/0x190 [ 74.759514][ T5528] gfs2_sys_fs_add+0x200/0x41c [ 74.760324][ T5528] gfs2_fill_super+0xddc/0x1a18 [ 74.761110][ T5528] get_tree_bdev+0x358/0x544 [ 74.761911][ T5528] gfs2_get_tree+0x54/0x1b4 [ 74.762743][ T5528] vfs_get_tree+0x90/0x274 [ 74.763520][ T5528] do_new_mount+0x228/0x810 [ 74.764242][ T5528] path_mount+0x5bc/0x1008 [ 74.764928][ T5528] __arm64_sys_mount+0x514/0x5f0 [ 74.765759][ T5528] invoke_syscall+0x98/0x2b0 [ 74.766563][ T5528] el0_svc_common+0x138/0x258 [ 74.767384][ T5528] do_el0_svc+0x58/0x13c [ 74.768140][ T5528] el0_svc+0x78/0x1d0 [ 74.768830][ T5528] el0t_64_sync_handler+0xcc/0xe4 [ 74.769668][ T5528] el0t_64_sync+0x1a0/0x1a4 [ 74.816721][ T5528] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.823575][ T5528] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.879093][ T5532] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.880480][ T5532] CPU: 0 PID: 5532 Comm: syz.3.36 Not tainted syzkaller #0 [ 74.881694][ T5532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.883421][ T5532] Call trace: [ 74.883952][ T5532] dump_backtrace+0x0/0x458 [ 74.884737][ T5532] show_stack+0x2c/0x3c [ 74.885450][ T5532] __dump_stack+0x30/0x40 [ 74.886265][ T5532] dump_stack_lvl+0xf4/0x15c [ 74.887056][ T5532] dump_stack+0x1c/0x5c [ 74.887881][ T5532] sysfs_create_dir_ns+0x244/0x264 [ 74.888790][ T5532] kobject_add_internal+0x5ac/0xc3c [ 74.889630][ T5532] kobject_init_and_add+0x124/0x190 [ 74.890529][ T5532] gfs2_sys_fs_add+0x200/0x41c [ 74.891284][ T5532] gfs2_fill_super+0xddc/0x1a18 [ 74.892107][ T5532] get_tree_bdev+0x358/0x544 [ 74.892922][ T5532] gfs2_get_tree+0x54/0x1b4 [ 74.893788][ T5532] vfs_get_tree+0x90/0x274 [ 74.894534][ T5532] do_new_mount+0x228/0x810 [ 74.895315][ T5532] path_mount+0x5bc/0x1008 [ 74.896070][ T5532] __arm64_sys_mount+0x514/0x5f0 [ 74.896995][ T5532] invoke_syscall+0x98/0x2b0 [ 74.897805][ T5532] el0_svc_common+0x138/0x258 [ 74.898621][ T5532] do_el0_svc+0x58/0x13c [ 74.899286][ T5532] el0_svc+0x78/0x1d0 [ 74.899967][ T5532] el0t_64_sync_handler+0xcc/0xe4 [ 74.900830][ T5532] el0t_64_sync+0x1a0/0x1a4 [ 74.934186][ T5532] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.936311][ T5532] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.953958][ T5515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.953990][ T5540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.955086][ T5515] CPU: 0 PID: 5515 Comm: syz.4.35 Not tainted syzkaller #0 [ 74.957355][ T5515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.959070][ T5515] Call trace: [ 74.959613][ T5515] dump_backtrace+0x0/0x458 [ 74.960438][ T5515] show_stack+0x2c/0x3c [ 74.961175][ T5515] __dump_stack+0x30/0x40 [ 74.961921][ T5515] dump_stack_lvl+0xf4/0x15c [ 74.962741][ T5515] dump_stack+0x1c/0x5c [ 74.963435][ T5515] sysfs_create_dir_ns+0x244/0x264 [ 74.964278][ T5515] kobject_add_internal+0x5ac/0xc3c [ 74.965145][ T5515] kobject_init_and_add+0x124/0x190 [ 74.966041][ T5515] gfs2_sys_fs_add+0x200/0x41c [ 74.966897][ T5515] gfs2_fill_super+0xddc/0x1a18 [ 74.967711][ T5515] get_tree_bdev+0x358/0x544 [ 74.968497][ T5515] gfs2_get_tree+0x54/0x1b4 [ 74.969343][ T5515] vfs_get_tree+0x90/0x274 [ 74.970111][ T5515] do_new_mount+0x228/0x810 [ 74.970863][ T5515] path_mount+0x5bc/0x1008 [ 74.971621][ T5515] __arm64_sys_mount+0x514/0x5f0 [ 74.972468][ T5515] invoke_syscall+0x98/0x2b0 [ 74.973280][ T5515] el0_svc_common+0x138/0x258 [ 74.974073][ T5515] do_el0_svc+0x58/0x13c [ 74.974806][ T5515] el0_svc+0x78/0x1d0 [ 74.975503][ T5515] el0t_64_sync_handler+0xcc/0xe4 [ 74.976383][ T5515] el0t_64_sync+0x1a0/0x1a4 [ 74.977210][ T5540] CPU: 1 PID: 5540 Comm: syz.0.38 Not tainted syzkaller #0 [ 74.978353][ T5540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.979801][ T5540] Call trace: [ 74.980275][ T5540] dump_backtrace+0x0/0x458 [ 74.980932][ T5540] show_stack+0x2c/0x3c [ 74.981591][ T5540] __dump_stack+0x30/0x40 [ 74.982234][ T5540] dump_stack_lvl+0xf4/0x15c [ 74.982927][ T5540] dump_stack+0x1c/0x5c [ 74.983614][ T5540] sysfs_create_dir_ns+0x244/0x264 [ 74.984490][ T5540] kobject_add_internal+0x5ac/0xc3c [ 74.985360][ T5540] kobject_init_and_add+0x124/0x190 [ 74.986272][ T5540] gfs2_sys_fs_add+0x200/0x41c [ 74.987080][ T5540] gfs2_fill_super+0xddc/0x1a18 [ 74.987918][ T5540] get_tree_bdev+0x358/0x544 [ 74.988816][ T5540] gfs2_get_tree+0x54/0x1b4 [ 74.989641][ T5540] vfs_get_tree+0x90/0x274 [ 74.990376][ T5540] do_new_mount+0x228/0x810 [ 74.991125][ T5540] path_mount+0x5bc/0x1008 [ 74.991953][ T5540] __arm64_sys_mount+0x514/0x5f0 [ 74.992733][ T5540] invoke_syscall+0x98/0x2b0 [ 74.993496][ T5540] el0_svc_common+0x138/0x258 [ 74.994265][ T5540] do_el0_svc+0x58/0x13c [ 74.994972][ T5540] el0_svc+0x78/0x1d0 [ 74.995662][ T5540] el0t_64_sync_handler+0xcc/0xe4 [ 74.996494][ T5540] el0t_64_sync+0x1a0/0x1a4 [ 74.998661][ T5515] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.000840][ T5515] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.041306][ T5540] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.043431][ T5540] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.167324][ T5528] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.168872][ T5528] CPU: 0 PID: 5528 Comm: syz.1.37 Not tainted syzkaller #0 [ 75.170093][ T5528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.171890][ T5528] Call trace: [ 75.172450][ T5528] dump_backtrace+0x0/0x458 [ 75.173285][ T5528] show_stack+0x2c/0x3c [ 75.173998][ T5528] __dump_stack+0x30/0x40 [ 75.174721][ T5528] dump_stack_lvl+0xf4/0x15c [ 75.175508][ T5528] dump_stack+0x1c/0x5c [ 75.176194][ T5528] sysfs_create_dir_ns+0x244/0x264 [ 75.177071][ T5528] kobject_add_internal+0x5ac/0xc3c [ 75.178003][ T5528] kobject_init_and_add+0x124/0x190 [ 75.178840][ T5528] gfs2_sys_fs_add+0x200/0x41c [ 75.179754][ T5528] gfs2_fill_super+0xddc/0x1a18 [ 75.180571][ T5528] get_tree_bdev+0x358/0x544 [ 75.181341][ T5528] gfs2_get_tree+0x54/0x1b4 [ 75.182150][ T5528] vfs_get_tree+0x90/0x274 [ 75.182903][ T5528] do_new_mount+0x228/0x810 [ 75.183659][ T5528] path_mount+0x5bc/0x1008 [ 75.184408][ T5528] __arm64_sys_mount+0x514/0x5f0 [ 75.185212][ T5528] invoke_syscall+0x98/0x2b0 [ 75.186006][ T5528] el0_svc_common+0x138/0x258 [ 75.186825][ T5528] do_el0_svc+0x58/0x13c [ 75.187619][ T5528] el0_svc+0x78/0x1d0 [ 75.188255][ T5528] el0t_64_sync_handler+0xcc/0xe4 [ 75.189074][ T5528] el0t_64_sync+0x1a0/0x1a4 [ 75.207000][ T5528] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.209280][ T5528] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.248758][ T5532] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.250055][ T5532] CPU: 0 PID: 5532 Comm: syz.3.36 Not tainted syzkaller #0 [ 75.251330][ T5532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.253032][ T5532] Call trace: [ 75.253578][ T5532] dump_backtrace+0x0/0x458 [ 75.254353][ T5532] show_stack+0x2c/0x3c [ 75.255104][ T5532] __dump_stack+0x30/0x40 [ 75.255906][ T5532] dump_stack_lvl+0xf4/0x15c [ 75.256698][ T5532] dump_stack+0x1c/0x5c [ 75.257466][ T5532] sysfs_create_dir_ns+0x244/0x264 [ 75.258324][ T5532] kobject_add_internal+0x5ac/0xc3c [ 75.259215][ T5532] kobject_init_and_add+0x124/0x190 [ 75.260085][ T5532] gfs2_sys_fs_add+0x200/0x41c [ 75.260890][ T5532] gfs2_fill_super+0xddc/0x1a18 [ 75.261762][ T5532] get_tree_bdev+0x358/0x544 [ 75.262558][ T5532] gfs2_get_tree+0x54/0x1b4 [ 75.263334][ T5532] vfs_get_tree+0x90/0x274 [ 75.264029][ T5532] do_new_mount+0x228/0x810 [ 75.264782][ T5532] path_mount+0x5bc/0x1008 [ 75.265507][ T5532] __arm64_sys_mount+0x514/0x5f0 [ 75.266371][ T5532] invoke_syscall+0x98/0x2b0 [ 75.267164][ T5532] el0_svc_common+0x138/0x258 [ 75.267861][ T5532] do_el0_svc+0x58/0x13c [ 75.268595][ T5532] el0_svc+0x78/0x1d0 [ 75.269287][ T5532] el0t_64_sync_handler+0xcc/0xe4 [ 75.270179][ T5532] el0t_64_sync+0x1a0/0x1a4 [ 75.320144][ T5532] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.329396][ T5532] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.386368][ T5566] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.393149][ T5566] CPU: 0 PID: 5566 Comm: syz.4.39 Not tainted syzkaller #0 [ 75.394386][ T5566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.396064][ T5566] Call trace: [ 75.396614][ T5566] dump_backtrace+0x0/0x458 [ 75.397396][ T5566] show_stack+0x2c/0x3c [ 75.398131][ T5566] __dump_stack+0x30/0x40 [ 75.398842][ T5566] dump_stack_lvl+0xf4/0x15c [ 75.399633][ T5566] dump_stack+0x1c/0x5c [ 75.400372][ T5566] sysfs_create_dir_ns+0x244/0x264 [ 75.401201][ T5566] kobject_add_internal+0x5ac/0xc3c [ 75.402072][ T5566] kobject_init_and_add+0x124/0x190 [ 75.402951][ T5566] gfs2_sys_fs_add+0x200/0x41c [ 75.403726][ T5566] gfs2_fill_super+0xddc/0x1a18 [ 75.404579][ T5566] get_tree_bdev+0x358/0x544 [ 75.405362][ T5566] gfs2_get_tree+0x54/0x1b4 [ 75.406151][ T5566] vfs_get_tree+0x90/0x274 [ 75.406908][ T5566] do_new_mount+0x228/0x810 [ 75.407648][ T5566] path_mount+0x5bc/0x1008 [ 75.408413][ T5566] __arm64_sys_mount+0x514/0x5f0 [ 75.409260][ T5566] invoke_syscall+0x98/0x2b0 [ 75.410077][ T5566] el0_svc_common+0x138/0x258 [ 75.410891][ T5566] do_el0_svc+0x58/0x13c [ 75.411633][ T5566] el0_svc+0x78/0x1d0 [ 75.412345][ T5566] el0t_64_sync_handler+0xcc/0xe4 [ 75.413148][ T5566] el0t_64_sync+0x1a0/0x1a4 [ 75.442649][ T5540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.443915][ T5540] CPU: 1 PID: 5540 Comm: syz.0.38 Not tainted syzkaller #0 [ 75.445137][ T5540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.446702][ T5540] Call trace: [ 75.447248][ T5540] dump_backtrace+0x0/0x458 [ 75.447928][ T5540] show_stack+0x2c/0x3c [ 75.448599][ T5540] __dump_stack+0x30/0x40 [ 75.449257][ T5540] dump_stack_lvl+0xf4/0x15c [ 75.449993][ T5540] dump_stack+0x1c/0x5c [ 75.450709][ T5540] sysfs_create_dir_ns+0x244/0x264 [ 75.451642][ T5540] kobject_add_internal+0x5ac/0xc3c [ 75.452499][ T5540] kobject_init_and_add+0x124/0x190 [ 75.453348][ T5540] gfs2_sys_fs_add+0x200/0x41c [ 75.454137][ T5540] gfs2_fill_super+0xddc/0x1a18 [ 75.454953][ T5540] get_tree_bdev+0x358/0x544 [ 75.455695][ T5540] gfs2_get_tree+0x54/0x1b4 [ 75.456590][ T5540] vfs_get_tree+0x90/0x274 [ 75.457313][ T5540] do_new_mount+0x228/0x810 [ 75.458107][ T5540] path_mount+0x5bc/0x1008 [ 75.458898][ T5540] __arm64_sys_mount+0x514/0x5f0 [ 75.459773][ T5540] invoke_syscall+0x98/0x2b0 [ 75.460522][ T5540] el0_svc_common+0x138/0x258 [ 75.461318][ T5566] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.461320][ T5540] do_el0_svc+0x58/0x13c [ 75.461334][ T5540] el0_svc+0x78/0x1d0 [ 75.463465][ T5566] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.464118][ T5540] el0t_64_sync_handler+0xcc/0xe4 [ 75.466648][ T5540] el0t_64_sync+0x1a0/0x1a4 [ 75.515342][ T5540] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.529364][ T5540] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.605531][ T5575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.606828][ T5575] CPU: 1 PID: 5575 Comm: syz.1.40 Not tainted syzkaller #0 [ 75.608054][ T5575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.609798][ T5575] Call trace: [ 75.610354][ T5575] dump_backtrace+0x0/0x458 [ 75.611064][ T5575] show_stack+0x2c/0x3c [ 75.611848][ T5575] __dump_stack+0x30/0x40 [ 75.612538][ T5575] dump_stack_lvl+0xf4/0x15c [ 75.613340][ T5575] dump_stack+0x1c/0x5c [ 75.614078][ T5575] sysfs_create_dir_ns+0x244/0x264 [ 75.614958][ T5575] kobject_add_internal+0x5ac/0xc3c [ 75.615814][ T5575] kobject_init_and_add+0x124/0x190 [ 75.616703][ T5575] gfs2_sys_fs_add+0x200/0x41c [ 75.617512][ T5575] gfs2_fill_super+0xddc/0x1a18 [ 75.618278][ T5575] get_tree_bdev+0x358/0x544 [ 75.619058][ T5575] gfs2_get_tree+0x54/0x1b4 [ 75.619848][ T5575] vfs_get_tree+0x90/0x274 [ 75.620586][ T5575] do_new_mount+0x228/0x810 [ 75.621341][ T5575] path_mount+0x5bc/0x1008 [ 75.622105][ T5575] __arm64_sys_mount+0x514/0x5f0 [ 75.622948][ T5575] invoke_syscall+0x98/0x2b0 [ 75.623749][ T5575] el0_svc_common+0x138/0x258 [ 75.624518][ T5575] do_el0_svc+0x58/0x13c [ 75.625262][ T5575] el0_svc+0x78/0x1d0 [ 75.625917][ T5575] el0t_64_sync_handler+0xcc/0xe4 [ 75.626767][ T5575] el0t_64_sync+0x1a0/0x1a4 [ 75.649983][ T5583] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.651264][ T5583] CPU: 0 PID: 5583 Comm: syz.3.41 Not tainted syzkaller #0 [ 75.652553][ T5583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.654329][ T5583] Call trace: [ 75.654871][ T5583] dump_backtrace+0x0/0x458 [ 75.655679][ T5583] show_stack+0x2c/0x3c [ 75.656366][ T5583] __dump_stack+0x30/0x40 [ 75.657027][ T5583] dump_stack_lvl+0xf4/0x15c [ 75.657738][ T5583] dump_stack+0x1c/0x5c [ 75.658434][ T5583] sysfs_create_dir_ns+0x244/0x264 [ 75.659309][ T5583] kobject_add_internal+0x5ac/0xc3c [ 75.660199][ T5583] kobject_init_and_add+0x124/0x190 [ 75.661063][ T5583] gfs2_sys_fs_add+0x200/0x41c [ 75.661847][ T5583] gfs2_fill_super+0xddc/0x1a18 [ 75.662680][ T5583] get_tree_bdev+0x358/0x544 [ 75.663459][ T5583] gfs2_get_tree+0x54/0x1b4 [ 75.664250][ T5583] vfs_get_tree+0x90/0x274 [ 75.664993][ T5583] do_new_mount+0x228/0x810 [ 75.665706][ T5583] path_mount+0x5bc/0x1008 [ 75.666484][ T5583] __arm64_sys_mount+0x514/0x5f0 [ 75.666994][ T5575] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.667316][ T5583] invoke_syscall+0x98/0x2b0 [ 75.669418][ T5575] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.670203][ T5583] el0_svc_common+0x138/0x258 [ 75.671999][ T5583] do_el0_svc+0x58/0x13c [ 75.672706][ T5583] el0_svc+0x78/0x1d0 [ 75.673412][ T5583] el0t_64_sync_handler+0xcc/0xe4 [ 75.674245][ T5583] el0t_64_sync+0x1a0/0x1a4 [ 75.733441][ T5583] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.735599][ T5583] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.860249][ T5598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.861621][ T5598] CPU: 1 PID: 5598 Comm: syz.0.42 Not tainted syzkaller #0 [ 75.862754][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.864392][ T5598] Call trace: [ 75.864978][ T5598] dump_backtrace+0x0/0x458 [ 75.865758][ T5598] show_stack+0x2c/0x3c [ 75.866393][ T5598] __dump_stack+0x30/0x40 [ 75.867174][ T5598] dump_stack_lvl+0xf4/0x15c [ 75.867968][ T5598] dump_stack+0x1c/0x5c [ 75.868685][ T5598] sysfs_create_dir_ns+0x244/0x264 [ 75.869638][ T5598] kobject_add_internal+0x5ac/0xc3c [ 75.870526][ T5598] kobject_init_and_add+0x124/0x190 [ 75.871426][ T5598] gfs2_sys_fs_add+0x200/0x41c [ 75.872211][ T5598] gfs2_fill_super+0xddc/0x1a18 [ 75.872991][ T5598] get_tree_bdev+0x358/0x544 [ 75.873809][ T5598] gfs2_get_tree+0x54/0x1b4 [ 75.874542][ T5598] vfs_get_tree+0x90/0x274 [ 75.875354][ T5598] do_new_mount+0x228/0x810 [ 75.876142][ T5598] path_mount+0x5bc/0x1008 [ 75.876897][ T5598] __arm64_sys_mount+0x514/0x5f0 [ 75.877720][ T5598] invoke_syscall+0x98/0x2b0 [ 75.878507][ T5598] el0_svc_common+0x138/0x258 [ 75.879293][ T5598] do_el0_svc+0x58/0x13c [ 75.880044][ T5598] el0_svc+0x78/0x1d0 [ 75.880712][ T5598] el0t_64_sync_handler+0xcc/0xe4 [ 75.881532][ T5598] el0t_64_sync+0x1a0/0x1a4 [ 75.915715][ T5598] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.924326][ T5598] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.991684][ T5566] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.993049][ T5566] CPU: 0 PID: 5566 Comm: syz.4.39 Not tainted syzkaller #0 [ 75.994192][ T5566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.995941][ T5566] Call trace: [ 75.996494][ T5566] dump_backtrace+0x0/0x458 [ 75.997279][ T5566] show_stack+0x2c/0x3c [ 75.997947][ T5566] __dump_stack+0x30/0x40 [ 75.998670][ T5566] dump_stack_lvl+0xf4/0x15c [ 75.999424][ T5566] dump_stack+0x1c/0x5c [ 76.000128][ T5566] sysfs_create_dir_ns+0x244/0x264 [ 76.001026][ T5566] kobject_add_internal+0x5ac/0xc3c [ 76.001957][ T5566] kobject_init_and_add+0x124/0x190 [ 76.002787][ T5566] gfs2_sys_fs_add+0x200/0x41c [ 76.003589][ T5566] gfs2_fill_super+0xddc/0x1a18 [ 76.004378][ T5566] get_tree_bdev+0x358/0x544 [ 76.005129][ T5566] gfs2_get_tree+0x54/0x1b4 [ 76.005896][ T5566] vfs_get_tree+0x90/0x274 [ 76.006661][ T5566] do_new_mount+0x228/0x810 [ 76.007413][ T5566] path_mount+0x5bc/0x1008 [ 76.008133][ T5566] __arm64_sys_mount+0x514/0x5f0 [ 76.008977][ T5566] invoke_syscall+0x98/0x2b0 [ 76.009705][ T5566] el0_svc_common+0x138/0x258 [ 76.010498][ T5566] do_el0_svc+0x58/0x13c [ 76.011209][ T5566] el0_svc+0x78/0x1d0 [ 76.011842][ T5566] el0t_64_sync_handler+0xcc/0xe4 [ 76.012643][ T5566] el0t_64_sync+0x1a0/0x1a4 [ 76.020272][ T5566] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.022562][ T5566] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.029237][ T5575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.030395][ T5575] CPU: 1 PID: 5575 Comm: syz.1.40 Not tainted syzkaller #0 [ 76.031528][ T5575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.033110][ T5575] Call trace: [ 76.033602][ T5575] dump_backtrace+0x0/0x458 [ 76.034298][ T5575] show_stack+0x2c/0x3c [ 76.034981][ T5575] __dump_stack+0x30/0x40 [ 76.035664][ T5575] dump_stack_lvl+0xf4/0x15c [ 76.036429][ T5575] dump_stack+0x1c/0x5c [ 76.037144][ T5575] sysfs_create_dir_ns+0x244/0x264 [ 76.038024][ T5575] kobject_add_internal+0x5ac/0xc3c [ 76.038868][ T5575] kobject_init_and_add+0x124/0x190 [ 76.039694][ T5575] gfs2_sys_fs_add+0x200/0x41c [ 76.040460][ T5575] gfs2_fill_super+0xddc/0x1a18 [ 76.041242][ T5575] get_tree_bdev+0x358/0x544 [ 76.041979][ T5575] gfs2_get_tree+0x54/0x1b4 [ 76.042726][ T5575] vfs_get_tree+0x90/0x274 [ 76.043434][ T5575] do_new_mount+0x228/0x810 [ 76.044194][ T5575] path_mount+0x5bc/0x1008 [ 76.044923][ T5575] __arm64_sys_mount+0x514/0x5f0 [ 76.045741][ T5575] invoke_syscall+0x98/0x2b0 [ 76.046507][ T5575] el0_svc_common+0x138/0x258 [ 76.047308][ T5575] do_el0_svc+0x58/0x13c [ 76.048050][ T5575] el0_svc+0x78/0x1d0 [ 76.048694][ T5575] el0t_64_sync_handler+0xcc/0xe4 [ 76.049513][ T5575] el0t_64_sync+0x1a0/0x1a4 [ 76.054177][ T5575] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.056385][ T5575] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.109445][ T5583] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.110740][ T5583] CPU: 0 PID: 5583 Comm: syz.3.41 Not tainted syzkaller #0 [ 76.111973][ T5583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.113724][ T5583] Call trace: [ 76.114353][ T5583] dump_backtrace+0x0/0x458 [ 76.115169][ T5583] show_stack+0x2c/0x3c [ 76.115883][ T5583] __dump_stack+0x30/0x40 [ 76.116656][ T5583] dump_stack_lvl+0xf4/0x15c [ 76.117396][ T5583] dump_stack+0x1c/0x5c [ 76.118059][ T5583] sysfs_create_dir_ns+0x244/0x264 [ 76.118987][ T5583] kobject_add_internal+0x5ac/0xc3c [ 76.119913][ T5583] kobject_init_and_add+0x124/0x190 [ 76.120802][ T5583] gfs2_sys_fs_add+0x200/0x41c [ 76.121572][ T5583] gfs2_fill_super+0xddc/0x1a18 [ 76.122398][ T5583] get_tree_bdev+0x358/0x544 [ 76.123156][ T5583] gfs2_get_tree+0x54/0x1b4 [ 76.123919][ T5583] vfs_get_tree+0x90/0x274 [ 76.124708][ T5583] do_new_mount+0x228/0x810 [ 76.125524][ T5583] path_mount+0x5bc/0x1008 [ 76.126344][ T5583] __arm64_sys_mount+0x514/0x5f0 [ 76.127268][ T5583] invoke_syscall+0x98/0x2b0 [ 76.128048][ T5583] el0_svc_common+0x138/0x258 [ 76.128841][ T5583] do_el0_svc+0x58/0x13c [ 76.129577][ T5583] el0_svc+0x78/0x1d0 [ 76.130203][ T5583] el0t_64_sync_handler+0xcc/0xe4 [ 76.131063][ T5583] el0t_64_sync+0x1a0/0x1a4 [ 76.147860][ T5598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.149182][ T5598] CPU: 1 PID: 5598 Comm: syz.0.42 Not tainted syzkaller #0 [ 76.150471][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.152241][ T5598] Call trace: [ 76.152833][ T5598] dump_backtrace+0x0/0x458 [ 76.153535][ T5598] show_stack+0x2c/0x3c [ 76.154241][ T5598] __dump_stack+0x30/0x40 [ 76.154972][ T5598] dump_stack_lvl+0xf4/0x15c [ 76.155702][ T5598] dump_stack+0x1c/0x5c [ 76.156417][ T5598] sysfs_create_dir_ns+0x244/0x264 [ 76.157127][ T5583] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.157282][ T5598] kobject_add_internal+0x5ac/0xc3c [ 76.159587][ T5583] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.160452][ T5598] kobject_init_and_add+0x124/0x190 [ 76.162379][ T5598] gfs2_sys_fs_add+0x200/0x41c [ 76.163208][ T5598] gfs2_fill_super+0xddc/0x1a18 [ 76.164045][ T5598] get_tree_bdev+0x358/0x544 [ 76.164858][ T5598] gfs2_get_tree+0x54/0x1b4 [ 76.165680][ T5598] vfs_get_tree+0x90/0x274 [ 76.166410][ T5598] do_new_mount+0x228/0x810 [ 76.167117][ T5598] path_mount+0x5bc/0x1008 [ 76.167839][ T5598] __arm64_sys_mount+0x514/0x5f0 [ 76.168701][ T5598] invoke_syscall+0x98/0x2b0 [ 76.169410][ T5598] el0_svc_common+0x138/0x258 [ 76.170162][ T5598] do_el0_svc+0x58/0x13c [ 76.170833][ T5598] el0_svc+0x78/0x1d0 [ 76.171529][ T5598] el0t_64_sync_handler+0xcc/0xe4 [ 76.172403][ T5598] el0t_64_sync+0x1a0/0x1a4 [ 76.209264][ T5598] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.211458][ T5598] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.285694][ T5622] set_capacity_and_notify: 22 callbacks suppressed [ 76.285704][ T5622] loop4: detected capacity change from 0 to 32768 [ 76.340498][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.340815][ T5624] loop1: detected capacity change from 0 to 32768 [ 76.341682][ T5622] CPU: 0 PID: 5622 Comm: syz.4.43 Not tainted syzkaller #0 [ 76.343975][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.345687][ T5622] Call trace: [ 76.346239][ T5622] dump_backtrace+0x0/0x458 [ 76.346988][ T5622] show_stack+0x2c/0x3c [ 76.347731][ T5622] __dump_stack+0x30/0x40 [ 76.348448][ T5622] dump_stack_lvl+0xf4/0x15c [ 76.349277][ T5622] dump_stack+0x1c/0x5c [ 76.349989][ T5622] sysfs_create_dir_ns+0x244/0x264 [ 76.350877][ T5622] kobject_add_internal+0x5ac/0xc3c [ 76.351810][ T5622] kobject_init_and_add+0x124/0x190 [ 76.352688][ T5622] gfs2_sys_fs_add+0x200/0x41c [ 76.353498][ T5622] gfs2_fill_super+0xddc/0x1a18 [ 76.354309][ T5622] get_tree_bdev+0x358/0x544 [ 76.355103][ T5622] gfs2_get_tree+0x54/0x1b4 [ 76.355834][ T5622] vfs_get_tree+0x90/0x274 [ 76.356601][ T5622] do_new_mount+0x228/0x810 [ 76.357351][ T5622] path_mount+0x5bc/0x1008 [ 76.358077][ T5622] __arm64_sys_mount+0x514/0x5f0 [ 76.358848][ T5622] invoke_syscall+0x98/0x2b0 [ 76.359572][ T5622] el0_svc_common+0x138/0x258 [ 76.360368][ T5622] do_el0_svc+0x58/0x13c [ 76.361050][ T5622] el0_svc+0x78/0x1d0 [ 76.361670][ T5622] el0t_64_sync_handler+0xcc/0xe4 [ 76.362512][ T5622] el0t_64_sync+0x1a0/0x1a4 [ 76.371259][ T5626] loop3: detected capacity change from 0 to 32768 [ 76.374473][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.376863][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.389937][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.391282][ T5624] CPU: 1 PID: 5624 Comm: syz.1.44 Not tainted syzkaller #0 [ 76.392409][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.394090][ T5624] Call trace: [ 76.394597][ T5624] dump_backtrace+0x0/0x458 [ 76.395372][ T5624] show_stack+0x2c/0x3c [ 76.396057][ T5624] __dump_stack+0x30/0x40 [ 76.396825][ T5624] dump_stack_lvl+0xf4/0x15c [ 76.397656][ T5624] dump_stack+0x1c/0x5c [ 76.398363][ T5624] sysfs_create_dir_ns+0x244/0x264 [ 76.399208][ T5624] kobject_add_internal+0x5ac/0xc3c [ 76.400024][ T5624] kobject_init_and_add+0x124/0x190 [ 76.400873][ T5624] gfs2_sys_fs_add+0x200/0x41c [ 76.401660][ T5624] gfs2_fill_super+0xddc/0x1a18 [ 76.402522][ T5624] get_tree_bdev+0x358/0x544 [ 76.403280][ T5624] gfs2_get_tree+0x54/0x1b4 [ 76.404084][ T5624] vfs_get_tree+0x90/0x274 [ 76.404856][ T5624] do_new_mount+0x228/0x810 [ 76.405640][ T5624] path_mount+0x5bc/0x1008 [ 76.406385][ T5624] __arm64_sys_mount+0x514/0x5f0 [ 76.407253][ T5624] invoke_syscall+0x98/0x2b0 [ 76.408024][ T5624] el0_svc_common+0x138/0x258 [ 76.408823][ T5624] do_el0_svc+0x58/0x13c [ 76.409549][ T5624] el0_svc+0x78/0x1d0 [ 76.410238][ T5624] el0t_64_sync_handler+0xcc/0xe4 [ 76.411080][ T5624] el0t_64_sync+0x1a0/0x1a4 [ 76.437268][ T5624] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.437643][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.439556][ T5624] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.440700][ T5626] CPU: 0 PID: 5626 Comm: syz.3.45 Not tainted syzkaller #0 [ 76.442814][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.444411][ T5626] Call trace: [ 76.444955][ T5626] dump_backtrace+0x0/0x458 [ 76.445702][ T5626] show_stack+0x2c/0x3c [ 76.446400][ T5626] __dump_stack+0x30/0x40 [ 76.447090][ T5626] dump_stack_lvl+0xf4/0x15c [ 76.447873][ T5626] dump_stack+0x1c/0x5c [ 76.448556][ T5626] sysfs_create_dir_ns+0x244/0x264 [ 76.449417][ T5626] kobject_add_internal+0x5ac/0xc3c [ 76.450237][ T5626] kobject_init_and_add+0x124/0x190 [ 76.450736][ T5628] loop0: detected capacity change from 0 to 32768 [ 76.451090][ T5626] gfs2_sys_fs_add+0x200/0x41c [ 76.452988][ T5626] gfs2_fill_super+0xddc/0x1a18 [ 76.453811][ T5626] get_tree_bdev+0x358/0x544 [ 76.454600][ T5626] gfs2_get_tree+0x54/0x1b4 [ 76.455385][ T5626] vfs_get_tree+0x90/0x274 [ 76.456148][ T5626] do_new_mount+0x228/0x810 [ 76.456872][ T5626] path_mount+0x5bc/0x1008 [ 76.457678][ T5626] __arm64_sys_mount+0x514/0x5f0 [ 76.458476][ T5626] invoke_syscall+0x98/0x2b0 [ 76.459199][ T5626] el0_svc_common+0x138/0x258 [ 76.460007][ T5626] do_el0_svc+0x58/0x13c [ 76.460693][ T5626] el0_svc+0x78/0x1d0 [ 76.461373][ T5626] el0t_64_sync_handler+0xcc/0xe4 [ 76.462234][ T5626] el0t_64_sync+0x1a0/0x1a4 [ 76.470046][ T5626] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.472176][ T5626] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.512461][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.513712][ T5628] CPU: 0 PID: 5628 Comm: syz.0.46 Not tainted syzkaller #0 [ 76.514867][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.516597][ T5628] Call trace: [ 76.517161][ T5628] dump_backtrace+0x0/0x458 [ 76.517945][ T5628] show_stack+0x2c/0x3c [ 76.518594][ T5628] __dump_stack+0x30/0x40 [ 76.519325][ T5628] dump_stack_lvl+0xf4/0x15c [ 76.520069][ T5628] dump_stack+0x1c/0x5c [ 76.520816][ T5628] sysfs_create_dir_ns+0x244/0x264 [ 76.521683][ T5628] kobject_add_internal+0x5ac/0xc3c [ 76.522517][ T5628] kobject_init_and_add+0x124/0x190 [ 76.523415][ T5628] gfs2_sys_fs_add+0x200/0x41c [ 76.524248][ T5628] gfs2_fill_super+0xddc/0x1a18 [ 76.525042][ T5628] get_tree_bdev+0x358/0x544 [ 76.525792][ T5628] gfs2_get_tree+0x54/0x1b4 [ 76.526602][ T5628] vfs_get_tree+0x90/0x274 [ 76.527345][ T5628] do_new_mount+0x228/0x810 [ 76.528091][ T5628] path_mount+0x5bc/0x1008 [ 76.528874][ T5628] __arm64_sys_mount+0x514/0x5f0 [ 76.529710][ T5628] invoke_syscall+0x98/0x2b0 [ 76.530475][ T5628] el0_svc_common+0x138/0x258 [ 76.531235][ T5628] do_el0_svc+0x58/0x13c [ 76.531963][ T5628] el0_svc+0x78/0x1d0 [ 76.532646][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 76.533440][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 76.557403][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.558017][ T5622] loop4: detected capacity change from 0 to 32768 [ 76.559690][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.648236][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.649500][ T5622] CPU: 1 PID: 5622 Comm: syz.4.43 Not tainted syzkaller #0 [ 76.650779][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.652561][ T5622] Call trace: [ 76.653103][ T5622] dump_backtrace+0x0/0x458 [ 76.653920][ T5622] show_stack+0x2c/0x3c [ 76.654648][ T5622] __dump_stack+0x30/0x40 [ 76.655378][ T5622] dump_stack_lvl+0xf4/0x15c [ 76.656185][ T5622] dump_stack+0x1c/0x5c [ 76.656913][ T5622] sysfs_create_dir_ns+0x244/0x264 [ 76.657808][ T5622] kobject_add_internal+0x5ac/0xc3c [ 76.658715][ T5622] kobject_init_and_add+0x124/0x190 [ 76.659592][ T5622] gfs2_sys_fs_add+0x200/0x41c [ 76.660388][ T5622] gfs2_fill_super+0xddc/0x1a18 [ 76.661179][ T5622] get_tree_bdev+0x358/0x544 [ 76.661938][ T5622] gfs2_get_tree+0x54/0x1b4 [ 76.662677][ T5622] vfs_get_tree+0x90/0x274 [ 76.663392][ T5622] do_new_mount+0x228/0x810 [ 76.664166][ T5622] path_mount+0x5bc/0x1008 [ 76.664887][ T5622] __arm64_sys_mount+0x514/0x5f0 [ 76.665669][ T5622] invoke_syscall+0x98/0x2b0 [ 76.666459][ T5622] el0_svc_common+0x138/0x258 [ 76.667308][ T5622] do_el0_svc+0x58/0x13c [ 76.668004][ T5622] el0_svc+0x78/0x1d0 [ 76.668661][ T5622] el0t_64_sync_handler+0xcc/0xe4 [ 76.669534][ T5622] el0t_64_sync+0x1a0/0x1a4 [ 76.687051][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.689358][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.707368][ T5624] loop1: detected capacity change from 0 to 32768 [ 76.758904][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.760180][ T5624] CPU: 1 PID: 5624 Comm: syz.1.44 Not tainted syzkaller #0 [ 76.761328][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.763090][ T5624] Call trace: [ 76.763595][ T5624] dump_backtrace+0x0/0x458 [ 76.764385][ T5624] show_stack+0x2c/0x3c [ 76.765075][ T5624] __dump_stack+0x30/0x40 [ 76.765768][ T5624] dump_stack_lvl+0xf4/0x15c [ 76.766576][ T5624] dump_stack+0x1c/0x5c [ 76.767278][ T5624] sysfs_create_dir_ns+0x244/0x264 [ 76.768077][ T5624] kobject_add_internal+0x5ac/0xc3c [ 76.768956][ T5624] kobject_init_and_add+0x124/0x190 [ 76.769902][ T5624] gfs2_sys_fs_add+0x200/0x41c [ 76.770737][ T5624] gfs2_fill_super+0xddc/0x1a18 [ 76.771552][ T5624] get_tree_bdev+0x358/0x544 [ 76.772322][ T5624] gfs2_get_tree+0x54/0x1b4 [ 76.773085][ T5624] vfs_get_tree+0x90/0x274 [ 76.773830][ T5624] do_new_mount+0x228/0x810 [ 76.774589][ T5624] path_mount+0x5bc/0x1008 [ 76.775327][ T5624] __arm64_sys_mount+0x514/0x5f0 [ 76.776123][ T5624] invoke_syscall+0x98/0x2b0 [ 76.776882][ T5624] el0_svc_common+0x138/0x258 [ 76.777651][ T5624] do_el0_svc+0x58/0x13c [ 76.778356][ T5624] el0_svc+0x78/0x1d0 [ 76.779038][ T5624] el0t_64_sync_handler+0xcc/0xe4 [ 76.779894][ T5624] el0t_64_sync+0x1a0/0x1a4 [ 76.816347][ T5624] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.821377][ T5624] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.830931][ T5628] loop0: detected capacity change from 0 to 32768 [ 76.838841][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.840252][ T5628] CPU: 0 PID: 5628 Comm: syz.0.46 Not tainted syzkaller #0 [ 76.841426][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.843166][ T5628] Call trace: [ 76.843758][ T5628] dump_backtrace+0x0/0x458 [ 76.844537][ T5628] show_stack+0x2c/0x3c [ 76.845335][ T5628] __dump_stack+0x30/0x40 [ 76.846132][ T5628] dump_stack_lvl+0xf4/0x15c [ 76.846956][ T5628] dump_stack+0x1c/0x5c [ 76.847724][ T5628] sysfs_create_dir_ns+0x244/0x264 [ 76.848648][ T5628] kobject_add_internal+0x5ac/0xc3c [ 76.849626][ T5628] kobject_init_and_add+0x124/0x190 [ 76.850572][ T5628] gfs2_sys_fs_add+0x200/0x41c [ 76.851436][ T5628] gfs2_fill_super+0xddc/0x1a18 [ 76.852251][ T5628] get_tree_bdev+0x358/0x544 [ 76.852998][ T5628] gfs2_get_tree+0x54/0x1b4 [ 76.853719][ T5628] vfs_get_tree+0x90/0x274 [ 76.854505][ T5628] do_new_mount+0x228/0x810 [ 76.855264][ T5628] path_mount+0x5bc/0x1008 [ 76.856062][ T5628] __arm64_sys_mount+0x514/0x5f0 [ 76.856906][ T5628] invoke_syscall+0x98/0x2b0 [ 76.857694][ T5628] el0_svc_common+0x138/0x258 [ 76.858534][ T5628] do_el0_svc+0x58/0x13c [ 76.859245][ T5628] el0_svc+0x78/0x1d0 [ 76.859905][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 76.860713][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 76.884902][ T5626] loop3: detected capacity change from 0 to 32768 [ 76.887106][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.888428][ T5626] CPU: 0 PID: 5626 Comm: syz.3.45 Not tainted syzkaller #0 [ 76.889625][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.891354][ T5626] Call trace: [ 76.891897][ T5626] dump_backtrace+0x0/0x458 [ 76.892657][ T5626] show_stack+0x2c/0x3c [ 76.893340][ T5626] __dump_stack+0x30/0x40 [ 76.894081][ T5626] dump_stack_lvl+0xf4/0x15c [ 76.894891][ T5626] dump_stack+0x1c/0x5c [ 76.895594][ T5626] sysfs_create_dir_ns+0x244/0x264 [ 76.896439][ T5626] kobject_add_internal+0x5ac/0xc3c [ 76.897267][ T5626] kobject_init_and_add+0x124/0x190 [ 76.897733][ T5630] loop4: detected capacity change from 0 to 32768 [ 76.898152][ T5626] gfs2_sys_fs_add+0x200/0x41c [ 76.900066][ T5626] gfs2_fill_super+0xddc/0x1a18 [ 76.900893][ T5626] get_tree_bdev+0x358/0x544 [ 76.901698][ T5626] gfs2_get_tree+0x54/0x1b4 [ 76.902486][ T5626] vfs_get_tree+0x90/0x274 [ 76.903262][ T5626] do_new_mount+0x228/0x810 [ 76.904040][ T5626] path_mount+0x5bc/0x1008 [ 76.904786][ T5626] __arm64_sys_mount+0x514/0x5f0 [ 76.905619][ T5626] invoke_syscall+0x98/0x2b0 [ 76.906385][ T5626] el0_svc_common+0x138/0x258 [ 76.907137][ T5626] do_el0_svc+0x58/0x13c [ 76.907919][ T5626] el0_svc+0x78/0x1d0 [ 76.908620][ T5626] el0t_64_sync_handler+0xcc/0xe4 [ 76.909498][ T5626] el0t_64_sync+0x1a0/0x1a4 [ 76.914209][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.916391][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.927016][ T5626] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.929060][ T5626] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.937880][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.939107][ T5630] CPU: 1 PID: 5630 Comm: syz.4.47 Not tainted syzkaller #0 [ 76.940389][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.942147][ T5630] Call trace: [ 76.942719][ T5630] dump_backtrace+0x0/0x458 [ 76.943449][ T5630] show_stack+0x2c/0x3c [ 76.944099][ T5630] __dump_stack+0x30/0x40 [ 76.944812][ T5630] dump_stack_lvl+0xf4/0x15c [ 76.945639][ T5630] dump_stack+0x1c/0x5c [ 76.946305][ T5630] sysfs_create_dir_ns+0x244/0x264 [ 76.947176][ T5630] kobject_add_internal+0x5ac/0xc3c [ 76.948065][ T5630] kobject_init_and_add+0x124/0x190 [ 76.948945][ T5630] gfs2_sys_fs_add+0x200/0x41c [ 76.949763][ T5630] gfs2_fill_super+0xddc/0x1a18 [ 76.950562][ T5630] get_tree_bdev+0x358/0x544 [ 76.951366][ T5630] gfs2_get_tree+0x54/0x1b4 [ 76.952144][ T5630] vfs_get_tree+0x90/0x274 [ 76.952944][ T5630] do_new_mount+0x228/0x810 [ 76.953693][ T5630] path_mount+0x5bc/0x1008 [ 76.954485][ T5630] __arm64_sys_mount+0x514/0x5f0 [ 76.955257][ T5630] invoke_syscall+0x98/0x2b0 [ 76.955997][ T5630] el0_svc_common+0x138/0x258 [ 76.956798][ T5630] do_el0_svc+0x58/0x13c [ 76.957595][ T5630] el0_svc+0x78/0x1d0 [ 76.958282][ T5630] el0t_64_sync_handler+0xcc/0xe4 [ 76.959200][ T5630] el0t_64_sync+0x1a0/0x1a4 [ 77.003532][ T5630] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.005923][ T5630] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.115168][ T5632] loop1: detected capacity change from 0 to 32768 [ 77.151028][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.152247][ T5632] CPU: 1 PID: 5632 Comm: syz.1.48 Not tainted syzkaller #0 [ 77.153521][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.155240][ T5632] Call trace: [ 77.155783][ T5632] dump_backtrace+0x0/0x458 [ 77.156552][ T5632] show_stack+0x2c/0x3c [ 77.157263][ T5632] __dump_stack+0x30/0x40 [ 77.157983][ T5632] dump_stack_lvl+0xf4/0x15c [ 77.158765][ T5632] dump_stack+0x1c/0x5c [ 77.159510][ T5632] sysfs_create_dir_ns+0x244/0x264 [ 77.160385][ T5632] kobject_add_internal+0x5ac/0xc3c [ 77.161285][ T5632] kobject_init_and_add+0x124/0x190 [ 77.162157][ T5632] gfs2_sys_fs_add+0x200/0x41c [ 77.162969][ T5632] gfs2_fill_super+0xddc/0x1a18 [ 77.163824][ T5632] get_tree_bdev+0x358/0x544 [ 77.164605][ T5632] gfs2_get_tree+0x54/0x1b4 [ 77.165421][ T5632] vfs_get_tree+0x90/0x274 [ 77.166180][ T5632] do_new_mount+0x228/0x810 [ 77.166965][ T5632] path_mount+0x5bc/0x1008 [ 77.167727][ T5632] __arm64_sys_mount+0x514/0x5f0 [ 77.168534][ T5632] invoke_syscall+0x98/0x2b0 [ 77.169275][ T5632] el0_svc_common+0x138/0x258 [ 77.169992][ T5632] do_el0_svc+0x58/0x13c [ 77.170703][ T5632] el0_svc+0x78/0x1d0 [ 77.171369][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 77.172225][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 77.179690][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.180965][ T5634] CPU: 0 PID: 5634 Comm: syz.0.49 Not tainted syzkaller #0 [ 77.182136][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.183943][ T5634] Call trace: [ 77.184509][ T5634] dump_backtrace+0x0/0x458 [ 77.185366][ T5634] show_stack+0x2c/0x3c [ 77.186048][ T5634] __dump_stack+0x30/0x40 [ 77.186797][ T5634] dump_stack_lvl+0xf4/0x15c [ 77.187603][ T5634] dump_stack+0x1c/0x5c [ 77.188244][ T5634] sysfs_create_dir_ns+0x244/0x264 [ 77.189028][ T5634] kobject_add_internal+0x5ac/0xc3c [ 77.189900][ T5634] kobject_init_and_add+0x124/0x190 [ 77.190800][ T5634] gfs2_sys_fs_add+0x200/0x41c [ 77.191631][ T5634] gfs2_fill_super+0xddc/0x1a18 [ 77.192495][ T5634] get_tree_bdev+0x358/0x544 [ 77.193234][ T5634] gfs2_get_tree+0x54/0x1b4 [ 77.193997][ T5634] vfs_get_tree+0x90/0x274 [ 77.194787][ T5634] do_new_mount+0x228/0x810 [ 77.195554][ T5634] path_mount+0x5bc/0x1008 [ 77.196276][ T5634] __arm64_sys_mount+0x514/0x5f0 [ 77.197116][ T5634] invoke_syscall+0x98/0x2b0 [ 77.197938][ T5634] el0_svc_common+0x138/0x258 [ 77.198740][ T5634] do_el0_svc+0x58/0x13c [ 77.199476][ T5634] el0_svc+0x78/0x1d0 [ 77.200129][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 77.200955][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 77.207255][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.209530][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.211483][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.213779][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.239645][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.240905][ T5636] CPU: 0 PID: 5636 Comm: syz.3.50 Not tainted syzkaller #0 [ 77.242017][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.243592][ T5636] Call trace: [ 77.244112][ T5636] dump_backtrace+0x0/0x458 [ 77.244882][ T5636] show_stack+0x2c/0x3c [ 77.245527][ T5636] __dump_stack+0x30/0x40 [ 77.246254][ T5636] dump_stack_lvl+0xf4/0x15c [ 77.247061][ T5636] dump_stack+0x1c/0x5c [ 77.247805][ T5636] sysfs_create_dir_ns+0x244/0x264 [ 77.248654][ T5636] kobject_add_internal+0x5ac/0xc3c [ 77.249562][ T5636] kobject_init_and_add+0x124/0x190 [ 77.250440][ T5636] gfs2_sys_fs_add+0x200/0x41c [ 77.251243][ T5636] gfs2_fill_super+0xddc/0x1a18 [ 77.252100][ T5636] get_tree_bdev+0x358/0x544 [ 77.252859][ T5636] gfs2_get_tree+0x54/0x1b4 [ 77.253610][ T5636] vfs_get_tree+0x90/0x274 [ 77.254356][ T5636] do_new_mount+0x228/0x810 [ 77.255116][ T5636] path_mount+0x5bc/0x1008 [ 77.255861][ T5636] __arm64_sys_mount+0x514/0x5f0 [ 77.256729][ T5636] invoke_syscall+0x98/0x2b0 [ 77.257484][ T5636] el0_svc_common+0x138/0x258 [ 77.258268][ T5636] do_el0_svc+0x58/0x13c [ 77.258953][ T5636] el0_svc+0x78/0x1d0 [ 77.259618][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 77.260443][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 77.263340][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.264503][ T5630] CPU: 1 PID: 5630 Comm: syz.4.47 Not tainted syzkaller #0 [ 77.265727][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.267412][ T5630] Call trace: [ 77.267917][ T5630] dump_backtrace+0x0/0x458 [ 77.268680][ T5630] show_stack+0x2c/0x3c [ 77.269365][ T5630] __dump_stack+0x30/0x40 [ 77.270094][ T5630] dump_stack_lvl+0xf4/0x15c [ 77.270914][ T5630] dump_stack+0x1c/0x5c [ 77.271626][ T5630] sysfs_create_dir_ns+0x244/0x264 [ 77.272480][ T5630] kobject_add_internal+0x5ac/0xc3c [ 77.273195][ T5630] kobject_init_and_add+0x124/0x190 [ 77.274070][ T5630] gfs2_sys_fs_add+0x200/0x41c [ 77.274911][ T5630] gfs2_fill_super+0xddc/0x1a18 [ 77.275686][ T5630] get_tree_bdev+0x358/0x544 [ 77.276485][ T5630] gfs2_get_tree+0x54/0x1b4 [ 77.277278][ T5630] vfs_get_tree+0x90/0x274 [ 77.278028][ T5630] do_new_mount+0x228/0x810 [ 77.278794][ T5630] path_mount+0x5bc/0x1008 [ 77.279526][ T5630] __arm64_sys_mount+0x514/0x5f0 [ 77.280343][ T5630] invoke_syscall+0x98/0x2b0 [ 77.281166][ T5630] el0_svc_common+0x138/0x258 [ 77.281957][ T5630] do_el0_svc+0x58/0x13c [ 77.282653][ T5630] el0_svc+0x78/0x1d0 [ 77.283295][ T5630] el0t_64_sync_handler+0xcc/0xe4 [ 77.284105][ T5630] el0t_64_sync+0x1a0/0x1a4 [ 77.293605][ T5636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.305048][ T5636] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.312665][ T5630] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.314877][ T5630] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.427997][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.429339][ T5632] CPU: 1 PID: 5632 Comm: syz.1.48 Not tainted syzkaller #0 [ 77.430596][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.432315][ T5632] Call trace: [ 77.432824][ T5632] dump_backtrace+0x0/0x458 [ 77.433614][ T5632] show_stack+0x2c/0x3c [ 77.434292][ T5632] __dump_stack+0x30/0x40 [ 77.435003][ T5632] dump_stack_lvl+0xf4/0x15c [ 77.435747][ T5632] dump_stack+0x1c/0x5c [ 77.436450][ T5632] sysfs_create_dir_ns+0x244/0x264 [ 77.437273][ T5632] kobject_add_internal+0x5ac/0xc3c [ 77.438109][ T5632] kobject_init_and_add+0x124/0x190 [ 77.438951][ T5632] gfs2_sys_fs_add+0x200/0x41c [ 77.439791][ T5632] gfs2_fill_super+0xddc/0x1a18 [ 77.440637][ T5632] get_tree_bdev+0x358/0x544 [ 77.441406][ T5632] gfs2_get_tree+0x54/0x1b4 [ 77.442189][ T5632] vfs_get_tree+0x90/0x274 [ 77.442971][ T5632] do_new_mount+0x228/0x810 [ 77.443728][ T5632] path_mount+0x5bc/0x1008 [ 77.444486][ T5632] __arm64_sys_mount+0x514/0x5f0 [ 77.445298][ T5632] invoke_syscall+0x98/0x2b0 [ 77.446108][ T5632] el0_svc_common+0x138/0x258 [ 77.446892][ T5632] do_el0_svc+0x58/0x13c [ 77.447591][ T5632] el0_svc+0x78/0x1d0 [ 77.448300][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 77.449184][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 77.483724][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.485150][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.485813][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.492035][ T5634] CPU: 0 PID: 5634 Comm: syz.0.49 Not tainted syzkaller #0 [ 77.493219][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.494927][ T5634] Call trace: [ 77.495439][ T5634] dump_backtrace+0x0/0x458 [ 77.496237][ T5634] show_stack+0x2c/0x3c [ 77.496886][ T5634] __dump_stack+0x30/0x40 [ 77.497592][ T5634] dump_stack_lvl+0xf4/0x15c [ 77.498326][ T5634] dump_stack+0x1c/0x5c [ 77.499030][ T5634] sysfs_create_dir_ns+0x244/0x264 [ 77.499862][ T5634] kobject_add_internal+0x5ac/0xc3c [ 77.500678][ T5634] kobject_init_and_add+0x124/0x190 [ 77.501588][ T5634] gfs2_sys_fs_add+0x200/0x41c [ 77.502316][ T5634] gfs2_fill_super+0xddc/0x1a18 [ 77.503162][ T5634] get_tree_bdev+0x358/0x544 [ 77.503930][ T5634] gfs2_get_tree+0x54/0x1b4 [ 77.504707][ T5634] vfs_get_tree+0x90/0x274 [ 77.505417][ T5634] do_new_mount+0x228/0x810 [ 77.506153][ T5634] path_mount+0x5bc/0x1008 [ 77.506951][ T5634] __arm64_sys_mount+0x514/0x5f0 [ 77.507705][ T5634] invoke_syscall+0x98/0x2b0 [ 77.508451][ T5634] el0_svc_common+0x138/0x258 [ 77.509261][ T5634] do_el0_svc+0x58/0x13c [ 77.509970][ T5634] el0_svc+0x78/0x1d0 [ 77.510598][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 77.511445][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 77.552633][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.555029][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.577901][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.579208][ T5636] CPU: 0 PID: 5636 Comm: syz.3.50 Not tainted syzkaller #0 [ 77.580334][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.581985][ T5636] Call trace: [ 77.582523][ T5636] dump_backtrace+0x0/0x458 [ 77.583317][ T5636] show_stack+0x2c/0x3c [ 77.584062][ T5636] __dump_stack+0x30/0x40 [ 77.584776][ T5636] dump_stack_lvl+0xf4/0x15c [ 77.585579][ T5636] dump_stack+0x1c/0x5c [ 77.586302][ T5636] sysfs_create_dir_ns+0x244/0x264 [ 77.587202][ T5636] kobject_add_internal+0x5ac/0xc3c [ 77.588096][ T5636] kobject_init_and_add+0x124/0x190 [ 77.588922][ T5636] gfs2_sys_fs_add+0x200/0x41c [ 77.589721][ T5636] gfs2_fill_super+0xddc/0x1a18 [ 77.590540][ T5636] get_tree_bdev+0x358/0x544 [ 77.591247][ T5636] gfs2_get_tree+0x54/0x1b4 [ 77.592000][ T5636] vfs_get_tree+0x90/0x274 [ 77.592691][ T5636] do_new_mount+0x228/0x810 [ 77.593402][ T5636] path_mount+0x5bc/0x1008 [ 77.594090][ T5636] __arm64_sys_mount+0x514/0x5f0 [ 77.594920][ T5636] invoke_syscall+0x98/0x2b0 [ 77.595720][ T5636] el0_svc_common+0x138/0x258 [ 77.596514][ T5636] do_el0_svc+0x58/0x13c [ 77.597201][ T5636] el0_svc+0x78/0x1d0 [ 77.597856][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 77.598670][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 77.640262][ T5636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.642446][ T5636] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.684460][ T5638] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.685665][ T5638] CPU: 1 PID: 5638 Comm: syz.4.51 Not tainted syzkaller #0 [ 77.686740][ T5638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.688242][ T5638] Call trace: [ 77.688842][ T5638] dump_backtrace+0x0/0x458 [ 77.689547][ T5638] show_stack+0x2c/0x3c [ 77.690225][ T5638] __dump_stack+0x30/0x40 [ 77.690935][ T5638] dump_stack_lvl+0xf4/0x15c [ 77.691710][ T5638] dump_stack+0x1c/0x5c [ 77.692407][ T5638] sysfs_create_dir_ns+0x244/0x264 [ 77.693266][ T5638] kobject_add_internal+0x5ac/0xc3c [ 77.694092][ T5638] kobject_init_and_add+0x124/0x190 [ 77.695032][ T5638] gfs2_sys_fs_add+0x200/0x41c [ 77.695841][ T5638] gfs2_fill_super+0xddc/0x1a18 [ 77.696696][ T5638] get_tree_bdev+0x358/0x544 [ 77.697476][ T5638] gfs2_get_tree+0x54/0x1b4 [ 77.698258][ T5638] vfs_get_tree+0x90/0x274 [ 77.698989][ T5638] do_new_mount+0x228/0x810 [ 77.699732][ T5638] path_mount+0x5bc/0x1008 [ 77.700449][ T5638] __arm64_sys_mount+0x514/0x5f0 [ 77.701253][ T5638] invoke_syscall+0x98/0x2b0 [ 77.701997][ T5638] el0_svc_common+0x138/0x258 [ 77.702745][ T5638] do_el0_svc+0x58/0x13c [ 77.703405][ T5638] el0_svc+0x78/0x1d0 [ 77.704039][ T5638] el0t_64_sync_handler+0xcc/0xe4 [ 77.704925][ T5638] el0t_64_sync+0x1a0/0x1a4 [ 77.730808][ T5638] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.733114][ T5638] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.770058][ T5640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.771243][ T5640] CPU: 1 PID: 5640 Comm: syz.1.52 Not tainted syzkaller #0 [ 77.772474][ T5640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.774091][ T5640] Call trace: [ 77.774626][ T5640] dump_backtrace+0x0/0x458 [ 77.775364][ T5640] show_stack+0x2c/0x3c [ 77.776061][ T5640] __dump_stack+0x30/0x40 [ 77.776795][ T5640] dump_stack_lvl+0xf4/0x15c [ 77.777575][ T5640] dump_stack+0x1c/0x5c [ 77.778282][ T5640] sysfs_create_dir_ns+0x244/0x264 [ 77.779127][ T5640] kobject_add_internal+0x5ac/0xc3c [ 77.780005][ T5640] kobject_init_and_add+0x124/0x190 [ 77.780881][ T5640] gfs2_sys_fs_add+0x200/0x41c [ 77.781660][ T5640] gfs2_fill_super+0xddc/0x1a18 [ 77.782414][ T5640] get_tree_bdev+0x358/0x544 [ 77.783203][ T5640] gfs2_get_tree+0x54/0x1b4 [ 77.783913][ T5640] vfs_get_tree+0x90/0x274 [ 77.784650][ T5640] do_new_mount+0x228/0x810 [ 77.785397][ T5640] path_mount+0x5bc/0x1008 [ 77.786107][ T5640] __arm64_sys_mount+0x514/0x5f0 [ 77.786955][ T5640] invoke_syscall+0x98/0x2b0 [ 77.787697][ T5640] el0_svc_common+0x138/0x258 [ 77.788479][ T5640] do_el0_svc+0x58/0x13c [ 77.789176][ T5640] el0_svc+0x78/0x1d0 [ 77.789874][ T5640] el0t_64_sync_handler+0xcc/0xe4 [ 77.790747][ T5640] el0t_64_sync+0x1a0/0x1a4 [ 77.819780][ T5642] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.821059][ T5642] CPU: 0 PID: 5642 Comm: syz.0.53 Not tainted syzkaller #0 [ 77.822221][ T5642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.823806][ T5642] Call trace: [ 77.824336][ T5642] dump_backtrace+0x0/0x458 [ 77.825107][ T5642] show_stack+0x2c/0x3c [ 77.825355][ T5640] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.825766][ T5642] __dump_stack+0x30/0x40 [ 77.827982][ T5640] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.828591][ T5642] dump_stack_lvl+0xf4/0x15c [ 77.830396][ T5642] dump_stack+0x1c/0x5c [ 77.831094][ T5642] sysfs_create_dir_ns+0x244/0x264 [ 77.831946][ T5642] kobject_add_internal+0x5ac/0xc3c [ 77.832859][ T5642] kobject_init_and_add+0x124/0x190 [ 77.833736][ T5642] gfs2_sys_fs_add+0x200/0x41c [ 77.834438][ T5642] gfs2_fill_super+0xddc/0x1a18 [ 77.835182][ T5642] get_tree_bdev+0x358/0x544 [ 77.835916][ T5642] gfs2_get_tree+0x54/0x1b4 [ 77.836566][ T5642] vfs_get_tree+0x90/0x274 [ 77.837272][ T5642] do_new_mount+0x228/0x810 [ 77.837969][ T5642] path_mount+0x5bc/0x1008 [ 77.838705][ T5642] __arm64_sys_mount+0x514/0x5f0 [ 77.839520][ T5642] invoke_syscall+0x98/0x2b0 [ 77.840343][ T5642] el0_svc_common+0x138/0x258 [ 77.841109][ T5642] do_el0_svc+0x58/0x13c [ 77.841811][ T5642] el0_svc+0x78/0x1d0 [ 77.842517][ T5642] el0t_64_sync_handler+0xcc/0xe4 [ 77.843320][ T5642] el0t_64_sync+0x1a0/0x1a4 [ 77.880689][ T5642] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.882779][ T5642] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.977522][ T5638] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.978752][ T5638] CPU: 1 PID: 5638 Comm: syz.4.51 Not tainted syzkaller #0 [ 77.979928][ T5638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.981624][ T5638] Call trace: [ 77.982143][ T5638] dump_backtrace+0x0/0x458 [ 77.982932][ T5638] show_stack+0x2c/0x3c [ 77.983601][ T5638] __dump_stack+0x30/0x40 [ 77.984304][ T5638] dump_stack_lvl+0xf4/0x15c [ 77.985121][ T5638] dump_stack+0x1c/0x5c [ 77.985847][ T5638] sysfs_create_dir_ns+0x244/0x264 [ 77.986705][ T5638] kobject_add_internal+0x5ac/0xc3c [ 77.987623][ T5638] kobject_init_and_add+0x124/0x190 [ 77.988540][ T5638] gfs2_sys_fs_add+0x200/0x41c [ 77.989329][ T5638] gfs2_fill_super+0xddc/0x1a18 [ 77.990104][ T5638] get_tree_bdev+0x358/0x544 [ 77.990859][ T5638] gfs2_get_tree+0x54/0x1b4 [ 77.991655][ T5638] vfs_get_tree+0x90/0x274 [ 77.992382][ T5638] do_new_mount+0x228/0x810 [ 77.993116][ T5638] path_mount+0x5bc/0x1008 [ 77.993815][ T5638] __arm64_sys_mount+0x514/0x5f0 [ 77.994632][ T5638] invoke_syscall+0x98/0x2b0 [ 77.995386][ T5638] el0_svc_common+0x138/0x258 [ 77.996104][ T5638] do_el0_svc+0x58/0x13c [ 77.996784][ T5638] el0_svc+0x78/0x1d0 [ 77.997422][ T5638] el0t_64_sync_handler+0xcc/0xe4 [ 77.998194][ T5638] el0t_64_sync+0x1a0/0x1a4 [ 78.002316][ T5644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.003459][ T5644] CPU: 0 PID: 5644 Comm: syz.3.54 Not tainted syzkaller #0 [ 78.004581][ T5644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.006239][ T5644] Call trace: [ 78.006708][ T5638] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.006775][ T5644] dump_backtrace+0x0/0x458 [ 78.009303][ T5638] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.009711][ T5644] show_stack+0x2c/0x3c [ 78.011390][ T5644] __dump_stack+0x30/0x40 [ 78.012102][ T5644] dump_stack_lvl+0xf4/0x15c [ 78.012858][ T5644] dump_stack+0x1c/0x5c [ 78.013574][ T5644] sysfs_create_dir_ns+0x244/0x264 [ 78.014421][ T5644] kobject_add_internal+0x5ac/0xc3c [ 78.015328][ T5644] kobject_init_and_add+0x124/0x190 [ 78.016182][ T5644] gfs2_sys_fs_add+0x200/0x41c [ 78.016953][ T5644] gfs2_fill_super+0xddc/0x1a18 [ 78.017779][ T5644] get_tree_bdev+0x358/0x544 [ 78.018555][ T5644] gfs2_get_tree+0x54/0x1b4 [ 78.019309][ T5644] vfs_get_tree+0x90/0x274 [ 78.020038][ T5644] do_new_mount+0x228/0x810 [ 78.020824][ T5644] path_mount+0x5bc/0x1008 [ 78.021534][ T5644] __arm64_sys_mount+0x514/0x5f0 [ 78.022424][ T5644] invoke_syscall+0x98/0x2b0 [ 78.023200][ T5644] el0_svc_common+0x138/0x258 [ 78.024017][ T5644] do_el0_svc+0x58/0x13c [ 78.024748][ T5644] el0_svc+0x78/0x1d0 [ 78.025427][ T5644] el0t_64_sync_handler+0xcc/0xe4 [ 78.026304][ T5644] el0t_64_sync+0x1a0/0x1a4 [ 78.042348][ T5640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.043684][ T5640] CPU: 0 PID: 5640 Comm: syz.1.52 Not tainted syzkaller #0 [ 78.044857][ T5640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.046564][ T5640] Call trace: [ 78.047140][ T5640] dump_backtrace+0x0/0x458 [ 78.047895][ T5640] show_stack+0x2c/0x3c [ 78.048583][ T5640] __dump_stack+0x30/0x40 [ 78.049335][ T5640] dump_stack_lvl+0xf4/0x15c [ 78.050087][ T5640] dump_stack+0x1c/0x5c [ 78.050728][ T5640] sysfs_create_dir_ns+0x244/0x264 [ 78.051521][ T5640] kobject_add_internal+0x5ac/0xc3c [ 78.052393][ T5640] kobject_init_and_add+0x124/0x190 [ 78.053384][ T5640] gfs2_sys_fs_add+0x200/0x41c [ 78.054226][ T5640] gfs2_fill_super+0xddc/0x1a18 [ 78.055091][ T5640] get_tree_bdev+0x358/0x544 [ 78.055895][ T5640] gfs2_get_tree+0x54/0x1b4 [ 78.056636][ T5640] vfs_get_tree+0x90/0x274 [ 78.057399][ T5640] do_new_mount+0x228/0x810 [ 78.058180][ T5640] path_mount+0x5bc/0x1008 [ 78.058955][ T5640] __arm64_sys_mount+0x514/0x5f0 [ 78.059749][ T5640] invoke_syscall+0x98/0x2b0 [ 78.060540][ T5640] el0_svc_common+0x138/0x258 [ 78.061388][ T5640] do_el0_svc+0x58/0x13c [ 78.062181][ T5640] el0_svc+0x78/0x1d0 [ 78.062838][ T5640] el0t_64_sync_handler+0xcc/0xe4 [ 78.063732][ T5640] el0t_64_sync+0x1a0/0x1a4 [ 78.077519][ T5644] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.079751][ T5644] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.107013][ T5640] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.109286][ T5640] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.269053][ T5642] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.270454][ T5642] CPU: 0 PID: 5642 Comm: syz.0.53 Not tainted syzkaller #0 [ 78.271617][ T5642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.273344][ T5642] Call trace: [ 78.273878][ T5642] dump_backtrace+0x0/0x458 [ 78.274664][ T5642] show_stack+0x2c/0x3c [ 78.275359][ T5642] __dump_stack+0x30/0x40 [ 78.276038][ T5642] dump_stack_lvl+0xf4/0x15c [ 78.276889][ T5642] dump_stack+0x1c/0x5c [ 78.277584][ T5642] sysfs_create_dir_ns+0x244/0x264 [ 78.278426][ T5642] kobject_add_internal+0x5ac/0xc3c [ 78.279281][ T5642] kobject_init_and_add+0x124/0x190 [ 78.280119][ T5642] gfs2_sys_fs_add+0x200/0x41c [ 78.280938][ T5642] gfs2_fill_super+0xddc/0x1a18 [ 78.281804][ T5642] get_tree_bdev+0x358/0x544 [ 78.282592][ T5642] gfs2_get_tree+0x54/0x1b4 [ 78.283340][ T5642] vfs_get_tree+0x90/0x274 [ 78.284078][ T5642] do_new_mount+0x228/0x810 [ 78.284816][ T5642] path_mount+0x5bc/0x1008 [ 78.285579][ T5642] __arm64_sys_mount+0x514/0x5f0 [ 78.286399][ T5642] invoke_syscall+0x98/0x2b0 [ 78.287221][ T5642] el0_svc_common+0x138/0x258 [ 78.288002][ T5642] do_el0_svc+0x58/0x13c [ 78.288783][ T5642] el0_svc+0x78/0x1d0 [ 78.289499][ T5642] el0t_64_sync_handler+0xcc/0xe4 [ 78.290328][ T5642] el0t_64_sync+0x1a0/0x1a4 [ 78.317722][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.318937][ T5646] CPU: 1 PID: 5646 Comm: syz.4.55 Not tainted syzkaller #0 [ 78.320014][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.321572][ T5646] Call trace: [ 78.322051][ T5646] dump_backtrace+0x0/0x458 [ 78.322725][ T5646] show_stack+0x2c/0x3c [ 78.323399][ T5646] __dump_stack+0x30/0x40 [ 78.323585][ T5642] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.324102][ T5646] dump_stack_lvl+0xf4/0x15c [ 78.326274][ T5642] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.327020][ T5646] dump_stack+0x1c/0x5c [ 78.327035][ T5646] sysfs_create_dir_ns+0x244/0x264 [ 78.327043][ T5646] kobject_add_internal+0x5ac/0xc3c [ 78.327049][ T5646] kobject_init_and_add+0x124/0x190 [ 78.327054][ T5646] gfs2_sys_fs_add+0x200/0x41c [ 78.327059][ T5646] gfs2_fill_super+0xddc/0x1a18 [ 78.332821][ T5646] get_tree_bdev+0x358/0x544 [ 78.333602][ T5646] gfs2_get_tree+0x54/0x1b4 [ 78.334351][ T5646] vfs_get_tree+0x90/0x274 [ 78.335102][ T5646] do_new_mount+0x228/0x810 [ 78.335844][ T5646] path_mount+0x5bc/0x1008 [ 78.336522][ T5646] __arm64_sys_mount+0x514/0x5f0 [ 78.337320][ T5646] invoke_syscall+0x98/0x2b0 [ 78.338111][ T5646] el0_svc_common+0x138/0x258 [ 78.338890][ T5646] do_el0_svc+0x58/0x13c [ 78.339614][ T5646] el0_svc+0x78/0x1d0 [ 78.340295][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 78.341121][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 78.367685][ T5644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.368894][ T5644] CPU: 0 PID: 5644 Comm: syz.3.54 Not tainted syzkaller #0 [ 78.370145][ T5644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.371889][ T5644] Call trace: [ 78.372446][ T5644] dump_backtrace+0x0/0x458 [ 78.373191][ T5644] show_stack+0x2c/0x3c [ 78.373868][ T5644] __dump_stack+0x30/0x40 [ 78.374569][ T5644] dump_stack_lvl+0xf4/0x15c [ 78.375448][ T5644] dump_stack+0x1c/0x5c [ 78.376185][ T5644] sysfs_create_dir_ns+0x244/0x264 [ 78.376911][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.377140][ T5644] kobject_add_internal+0x5ac/0xc3c [ 78.379400][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.380310][ T5644] kobject_init_and_add+0x124/0x190 [ 78.382272][ T5644] gfs2_sys_fs_add+0x200/0x41c [ 78.383096][ T5644] gfs2_fill_super+0xddc/0x1a18 [ 78.383847][ T5644] get_tree_bdev+0x358/0x544 [ 78.384622][ T5644] gfs2_get_tree+0x54/0x1b4 [ 78.385343][ T5644] vfs_get_tree+0x90/0x274 [ 78.386064][ T5644] do_new_mount+0x228/0x810 [ 78.386838][ T5644] path_mount+0x5bc/0x1008 [ 78.387599][ T5644] __arm64_sys_mount+0x514/0x5f0 [ 78.388450][ T5644] invoke_syscall+0x98/0x2b0 [ 78.389195][ T5644] el0_svc_common+0x138/0x258 [ 78.389920][ T5644] do_el0_svc+0x58/0x13c [ 78.390649][ T5644] el0_svc+0x78/0x1d0 [ 78.391305][ T5644] el0t_64_sync_handler+0xcc/0xe4 [ 78.392157][ T5644] el0t_64_sync+0x1a0/0x1a4 [ 78.393565][ T5648] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.394777][ T5648] CPU: 1 PID: 5648 Comm: syz.1.56 Not tainted syzkaller #0 [ 78.395890][ T5648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.397500][ T5648] Call trace: [ 78.398063][ T5648] dump_backtrace+0x0/0x458 [ 78.398772][ T5648] show_stack+0x2c/0x3c [ 78.399406][ T5648] __dump_stack+0x30/0x40 [ 78.400067][ T5648] dump_stack_lvl+0xf4/0x15c [ 78.400870][ T5648] dump_stack+0x1c/0x5c [ 78.401526][ T5648] sysfs_create_dir_ns+0x244/0x264 [ 78.402398][ T5648] kobject_add_internal+0x5ac/0xc3c [ 78.403302][ T5648] kobject_init_and_add+0x124/0x190 [ 78.404196][ T5648] gfs2_sys_fs_add+0x200/0x41c [ 78.404967][ T5648] gfs2_fill_super+0xddc/0x1a18 [ 78.405788][ T5648] get_tree_bdev+0x358/0x544 [ 78.406545][ T5648] gfs2_get_tree+0x54/0x1b4 [ 78.407377][ T5648] vfs_get_tree+0x90/0x274 [ 78.408171][ T5648] do_new_mount+0x228/0x810 [ 78.408897][ T5648] path_mount+0x5bc/0x1008 [ 78.409646][ T5648] __arm64_sys_mount+0x514/0x5f0 [ 78.410490][ T5648] invoke_syscall+0x98/0x2b0 [ 78.411248][ T5648] el0_svc_common+0x138/0x258 [ 78.412002][ T5648] do_el0_svc+0x58/0x13c [ 78.412644][ T5648] el0_svc+0x78/0x1d0 [ 78.413269][ T5648] el0t_64_sync_handler+0xcc/0xe4 [ 78.414153][ T5648] el0t_64_sync+0x1a0/0x1a4 [ 78.436520][ T5644] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.438395][ T5648] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.438885][ T5644] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.446123][ T5648] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.618041][ T5650] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.619413][ T5650] CPU: 0 PID: 5650 Comm: syz.0.57 Not tainted syzkaller #0 [ 78.620600][ T5650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.622198][ T5650] Call trace: [ 78.622752][ T5650] dump_backtrace+0x0/0x458 [ 78.623435][ T5650] show_stack+0x2c/0x3c [ 78.624043][ T5650] __dump_stack+0x30/0x40 [ 78.624717][ T5650] dump_stack_lvl+0xf4/0x15c [ 78.625447][ T5650] dump_stack+0x1c/0x5c [ 78.626076][ T5650] sysfs_create_dir_ns+0x244/0x264 [ 78.626854][ T5650] kobject_add_internal+0x5ac/0xc3c [ 78.627703][ T5650] kobject_init_and_add+0x124/0x190 [ 78.628558][ T5650] gfs2_sys_fs_add+0x200/0x41c [ 78.629327][ T5650] gfs2_fill_super+0xddc/0x1a18 [ 78.630158][ T5650] get_tree_bdev+0x358/0x544 [ 78.630919][ T5650] gfs2_get_tree+0x54/0x1b4 [ 78.631658][ T5650] vfs_get_tree+0x90/0x274 [ 78.632390][ T5650] do_new_mount+0x228/0x810 [ 78.633090][ T5650] path_mount+0x5bc/0x1008 [ 78.633795][ T5650] __arm64_sys_mount+0x514/0x5f0 [ 78.634625][ T5650] invoke_syscall+0x98/0x2b0 [ 78.635386][ T5650] el0_svc_common+0x138/0x258 [ 78.636176][ T5650] do_el0_svc+0x58/0x13c [ 78.636867][ T5650] el0_svc+0x78/0x1d0 [ 78.637532][ T5650] el0t_64_sync_handler+0xcc/0xe4 [ 78.638401][ T5650] el0t_64_sync+0x1a0/0x1a4 [ 78.649992][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.651843][ T5646] CPU: 1 PID: 5646 Comm: syz.4.55 Not tainted syzkaller #0 [ 78.652998][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.654735][ T5646] Call trace: [ 78.655292][ T5646] dump_backtrace+0x0/0x458 [ 78.656029][ T5646] show_stack+0x2c/0x3c [ 78.656676][ T5646] __dump_stack+0x30/0x40 [ 78.657381][ T5646] dump_stack_lvl+0xf4/0x15c [ 78.658147][ T5646] dump_stack+0x1c/0x5c [ 78.658878][ T5646] sysfs_create_dir_ns+0x244/0x264 [ 78.659758][ T5646] kobject_add_internal+0x5ac/0xc3c [ 78.660655][ T5646] kobject_init_and_add+0x124/0x190 [ 78.661533][ T5646] gfs2_sys_fs_add+0x200/0x41c [ 78.662295][ T5646] gfs2_fill_super+0xddc/0x1a18 [ 78.663130][ T5646] get_tree_bdev+0x358/0x544 [ 78.663863][ T5646] gfs2_get_tree+0x54/0x1b4 [ 78.664612][ T5646] vfs_get_tree+0x90/0x274 [ 78.665346][ T5646] do_new_mount+0x228/0x810 [ 78.666088][ T5646] path_mount+0x5bc/0x1008 [ 78.666836][ T5646] __arm64_sys_mount+0x514/0x5f0 [ 78.667677][ T5646] invoke_syscall+0x98/0x2b0 [ 78.668453][ T5646] el0_svc_common+0x138/0x258 [ 78.669238][ T5646] do_el0_svc+0x58/0x13c [ 78.669730][ T5650] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.669962][ T5646] el0_svc+0x78/0x1d0 [ 78.672114][ T5650] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.672743][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 78.674559][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 78.688677][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.691080][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.697642][ T5648] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.698905][ T5648] CPU: 1 PID: 5648 Comm: syz.1.56 Not tainted syzkaller #0 [ 78.700073][ T5648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.701755][ T5648] Call trace: [ 78.702282][ T5648] dump_backtrace+0x0/0x458 [ 78.703021][ T5648] show_stack+0x2c/0x3c [ 78.703656][ T5648] __dump_stack+0x30/0x40 [ 78.704390][ T5648] dump_stack_lvl+0xf4/0x15c [ 78.705137][ T5648] dump_stack+0x1c/0x5c [ 78.705826][ T5648] sysfs_create_dir_ns+0x244/0x264 [ 78.706669][ T5648] kobject_add_internal+0x5ac/0xc3c [ 78.707502][ T5648] kobject_init_and_add+0x124/0x190 [ 78.708341][ T5648] gfs2_sys_fs_add+0x200/0x41c [ 78.709111][ T5648] gfs2_fill_super+0xddc/0x1a18 [ 78.709977][ T5648] get_tree_bdev+0x358/0x544 [ 78.710745][ T5648] gfs2_get_tree+0x54/0x1b4 [ 78.711527][ T5648] vfs_get_tree+0x90/0x274 [ 78.712269][ T5648] do_new_mount+0x228/0x810 [ 78.713055][ T5648] path_mount+0x5bc/0x1008 [ 78.713771][ T5648] __arm64_sys_mount+0x514/0x5f0 [ 78.714522][ T5648] invoke_syscall+0x98/0x2b0 [ 78.715253][ T5648] el0_svc_common+0x138/0x258 [ 78.716052][ T5648] do_el0_svc+0x58/0x13c [ 78.716753][ T5648] el0_svc+0x78/0x1d0 [ 78.717387][ T5648] el0t_64_sync_handler+0xcc/0xe4 [ 78.718222][ T5648] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:18 executed programs: 54 [ 78.740346][ T5652] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.741829][ T5652] CPU: 0 PID: 5652 Comm: syz.3.58 Not tainted syzkaller #0 [ 78.743110][ T5652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.744899][ T5652] Call trace: [ 78.745517][ T5652] dump_backtrace+0x0/0x458 [ 78.746315][ T5652] show_stack+0x2c/0x3c [ 78.747015][ T5652] __dump_stack+0x30/0x40 [ 78.747807][ T5652] dump_stack_lvl+0xf4/0x15c [ 78.748603][ T5652] dump_stack+0x1c/0x5c [ 78.749296][ T5652] sysfs_create_dir_ns+0x244/0x264 [ 78.750188][ T5652] kobject_add_internal+0x5ac/0xc3c [ 78.751159][ T5652] kobject_init_and_add+0x124/0x190 [ 78.752084][ T5652] gfs2_sys_fs_add+0x200/0x41c [ 78.752989][ T5652] gfs2_fill_super+0xddc/0x1a18 [ 78.753279][ T5648] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.753843][ T5652] get_tree_bdev+0x358/0x544 [ 78.756047][ T5648] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.756825][ T5652] gfs2_get_tree+0x54/0x1b4 [ 78.758599][ T5652] vfs_get_tree+0x90/0x274 [ 78.759365][ T5652] do_new_mount+0x228/0x810 [ 78.760088][ T5652] path_mount+0x5bc/0x1008 [ 78.760833][ T5652] __arm64_sys_mount+0x514/0x5f0 [ 78.761683][ T5652] invoke_syscall+0x98/0x2b0 [ 78.762511][ T5652] el0_svc_common+0x138/0x258 [ 78.763320][ T5652] do_el0_svc+0x58/0x13c [ 78.764039][ T5652] el0_svc+0x78/0x1d0 [ 78.764696][ T5652] el0t_64_sync_handler+0xcc/0xe4 [ 78.765601][ T5652] el0t_64_sync+0x1a0/0x1a4 [ 78.807233][ T5652] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.828710][ T5652] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.950113][ T5650] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.951374][ T5650] CPU: 0 PID: 5650 Comm: syz.0.57 Not tainted syzkaller #0 [ 78.952507][ T5650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.954191][ T5650] Call trace: [ 78.954707][ T5650] dump_backtrace+0x0/0x458 [ 78.955585][ T5650] show_stack+0x2c/0x3c [ 78.956332][ T5650] __dump_stack+0x30/0x40 [ 78.957074][ T5650] dump_stack_lvl+0xf4/0x15c [ 78.957864][ T5650] dump_stack+0x1c/0x5c [ 78.958582][ T5650] sysfs_create_dir_ns+0x244/0x264 [ 78.959485][ T5650] kobject_add_internal+0x5ac/0xc3c [ 78.960414][ T5650] kobject_init_and_add+0x124/0x190 [ 78.961327][ T5650] gfs2_sys_fs_add+0x200/0x41c [ 78.962169][ T5650] gfs2_fill_super+0xddc/0x1a18 [ 78.962962][ T5650] get_tree_bdev+0x358/0x544 [ 78.963705][ T5650] gfs2_get_tree+0x54/0x1b4 [ 78.964483][ T5650] vfs_get_tree+0x90/0x274 [ 78.965218][ T5650] do_new_mount+0x228/0x810 [ 78.965959][ T5650] path_mount+0x5bc/0x1008 [ 78.966651][ T5650] __arm64_sys_mount+0x514/0x5f0 [ 78.967472][ T5650] invoke_syscall+0x98/0x2b0 [ 78.968268][ T5650] el0_svc_common+0x138/0x258 [ 78.969051][ T5650] do_el0_svc+0x58/0x13c [ 78.969689][ T5650] el0_svc+0x78/0x1d0 [ 78.970333][ T5650] el0t_64_sync_handler+0xcc/0xe4 [ 78.971235][ T5650] el0t_64_sync+0x1a0/0x1a4 [ 78.973591][ T5650] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.975795][ T5650] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.990499][ T5656] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.991863][ T5656] CPU: 0 PID: 5656 Comm: syz.1.60 Not tainted syzkaller #0 [ 78.993063][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.994779][ T5656] Call trace: [ 78.995215][ T5656] dump_backtrace+0x0/0x458 [ 78.995934][ T5656] show_stack+0x2c/0x3c [ 78.996651][ T5656] __dump_stack+0x30/0x40 [ 78.997438][ T5656] dump_stack_lvl+0xf4/0x15c [ 78.998283][ T5656] dump_stack+0x1c/0x5c [ 78.998990][ T5656] sysfs_create_dir_ns+0x244/0x264 [ 78.999941][ T5656] kobject_add_internal+0x5ac/0xc3c [ 79.000793][ T5656] kobject_init_and_add+0x124/0x190 [ 79.001662][ T5656] gfs2_sys_fs_add+0x200/0x41c [ 79.002456][ T5656] gfs2_fill_super+0xddc/0x1a18 [ 79.003245][ T5656] get_tree_bdev+0x358/0x544 [ 79.004010][ T5656] gfs2_get_tree+0x54/0x1b4 [ 79.004796][ T5656] vfs_get_tree+0x90/0x274 [ 79.005579][ T5656] do_new_mount+0x228/0x810 [ 79.006305][ T5656] path_mount+0x5bc/0x1008 [ 79.007060][ T5656] __arm64_sys_mount+0x514/0x5f0 [ 79.007847][ T5656] invoke_syscall+0x98/0x2b0 [ 79.008604][ T5656] el0_svc_common+0x138/0x258 [ 79.009390][ T5656] do_el0_svc+0x58/0x13c [ 79.010103][ T5656] el0_svc+0x78/0x1d0 [ 79.010768][ T5656] el0t_64_sync_handler+0xcc/0xe4 [ 79.011599][ T5656] el0t_64_sync+0x1a0/0x1a4 [ 79.015553][ T5656] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.017692][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.019068][ T5654] CPU: 1 PID: 5654 Comm: syz.4.59 Not tainted syzkaller #0 [ 79.020249][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.021762][ T5654] Call trace: [ 79.022284][ T5654] dump_backtrace+0x0/0x458 [ 79.023012][ T5654] show_stack+0x2c/0x3c [ 79.023256][ T5656] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.023665][ T5654] __dump_stack+0x30/0x40 [ 79.025418][ T5654] dump_stack_lvl+0xf4/0x15c [ 79.026313][ T5654] dump_stack+0x1c/0x5c [ 79.026941][ T5654] sysfs_create_dir_ns+0x244/0x264 [ 79.027834][ T5654] kobject_add_internal+0x5ac/0xc3c [ 79.028754][ T5654] kobject_init_and_add+0x124/0x190 [ 79.029640][ T5654] gfs2_sys_fs_add+0x200/0x41c [ 79.030446][ T5654] gfs2_fill_super+0xddc/0x1a18 [ 79.031234][ T5654] get_tree_bdev+0x358/0x544 [ 79.032036][ T5654] gfs2_get_tree+0x54/0x1b4 [ 79.032793][ T5654] vfs_get_tree+0x90/0x274 [ 79.033553][ T5654] do_new_mount+0x228/0x810 [ 79.034289][ T5654] path_mount+0x5bc/0x1008 [ 79.035024][ T5654] __arm64_sys_mount+0x514/0x5f0 [ 79.035830][ T5654] invoke_syscall+0x98/0x2b0 [ 79.036610][ T5654] el0_svc_common+0x138/0x258 [ 79.037405][ T5654] do_el0_svc+0x58/0x13c [ 79.038122][ T5654] el0_svc+0x78/0x1d0 [ 79.038743][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 79.039596][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 79.073266][ T5654] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.075680][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.106420][ T5652] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.124205][ T5652] CPU: 0 PID: 5652 Comm: syz.3.58 Not tainted syzkaller #0 [ 79.125485][ T5652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.127127][ T5652] Call trace: [ 79.127703][ T5652] dump_backtrace+0x0/0x458 [ 79.128444][ T5652] show_stack+0x2c/0x3c [ 79.129153][ T5652] __dump_stack+0x30/0x40 [ 79.129929][ T5652] dump_stack_lvl+0xf4/0x15c [ 79.130728][ T5652] dump_stack+0x1c/0x5c [ 79.131441][ T5652] sysfs_create_dir_ns+0x244/0x264 [ 79.132318][ T5652] kobject_add_internal+0x5ac/0xc3c [ 79.133181][ T5652] kobject_init_and_add+0x124/0x190 [ 79.134082][ T5652] gfs2_sys_fs_add+0x200/0x41c [ 79.134868][ T5652] gfs2_fill_super+0xddc/0x1a18 [ 79.135752][ T5652] get_tree_bdev+0x358/0x544 [ 79.136576][ T5652] gfs2_get_tree+0x54/0x1b4 [ 79.137393][ T5652] vfs_get_tree+0x90/0x274 [ 79.138152][ T5652] do_new_mount+0x228/0x810 [ 79.138922][ T5652] path_mount+0x5bc/0x1008 [ 79.139663][ T5652] __arm64_sys_mount+0x514/0x5f0 [ 79.140524][ T5652] invoke_syscall+0x98/0x2b0 [ 79.141287][ T5652] el0_svc_common+0x138/0x258 [ 79.142105][ T5652] do_el0_svc+0x58/0x13c [ 79.142825][ T5652] el0_svc+0x78/0x1d0 [ 79.143454][ T5652] el0t_64_sync_handler+0xcc/0xe4 [ 79.144313][ T5652] el0t_64_sync+0x1a0/0x1a4 [ 79.167557][ T5652] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.169859][ T5652] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.249637][ T5658] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.251001][ T5658] CPU: 1 PID: 5658 Comm: syz.0.61 Not tainted syzkaller #0 [ 79.252148][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.253873][ T5658] Call trace: [ 79.254479][ T5658] dump_backtrace+0x0/0x458 [ 79.255296][ T5658] show_stack+0x2c/0x3c [ 79.255943][ T5658] __dump_stack+0x30/0x40 [ 79.256745][ T5658] dump_stack_lvl+0xf4/0x15c [ 79.257477][ T5658] dump_stack+0x1c/0x5c [ 79.258172][ T5658] sysfs_create_dir_ns+0x244/0x264 [ 79.259043][ T5658] kobject_add_internal+0x5ac/0xc3c [ 79.259891][ T5658] kobject_init_and_add+0x124/0x190 [ 79.260838][ T5658] gfs2_sys_fs_add+0x200/0x41c [ 79.261628][ T5658] gfs2_fill_super+0xddc/0x1a18 [ 79.262416][ T5658] get_tree_bdev+0x358/0x544 [ 79.263165][ T5658] gfs2_get_tree+0x54/0x1b4 [ 79.263925][ T5658] vfs_get_tree+0x90/0x274 [ 79.264626][ T5658] do_new_mount+0x228/0x810 [ 79.265418][ T5658] path_mount+0x5bc/0x1008 [ 79.266144][ T5658] __arm64_sys_mount+0x514/0x5f0 [ 79.266925][ T5658] invoke_syscall+0x98/0x2b0 [ 79.267654][ T5658] el0_svc_common+0x138/0x258 [ 79.268374][ T5658] do_el0_svc+0x58/0x13c [ 79.269103][ T5658] el0_svc+0x78/0x1d0 [ 79.269760][ T5658] el0t_64_sync_handler+0xcc/0xe4 [ 79.270627][ T5658] el0t_64_sync+0x1a0/0x1a4 [ 79.358838][ T5658] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.361113][ T5658] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.362497][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.363732][ T5654] CPU: 0 PID: 5654 Comm: syz.4.59 Not tainted syzkaller #0 [ 79.364875][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.366422][ T5654] Call trace: [ 79.366986][ T5654] dump_backtrace+0x0/0x458 [ 79.367720][ T5654] show_stack+0x2c/0x3c [ 79.368390][ T5654] __dump_stack+0x30/0x40 [ 79.369079][ T5654] dump_stack_lvl+0xf4/0x15c [ 79.369822][ T5654] dump_stack+0x1c/0x5c [ 79.370580][ T5654] sysfs_create_dir_ns+0x244/0x264 [ 79.371469][ T5654] kobject_add_internal+0x5ac/0xc3c [ 79.372355][ T5654] kobject_init_and_add+0x124/0x190 [ 79.373246][ T5654] gfs2_sys_fs_add+0x200/0x41c [ 79.374081][ T5654] gfs2_fill_super+0xddc/0x1a18 [ 79.374997][ T5654] get_tree_bdev+0x358/0x544 [ 79.375787][ T5654] gfs2_get_tree+0x54/0x1b4 [ 79.376537][ T5654] vfs_get_tree+0x90/0x274 [ 79.377282][ T5654] do_new_mount+0x228/0x810 [ 79.378032][ T5654] path_mount+0x5bc/0x1008 [ 79.378817][ T5654] __arm64_sys_mount+0x514/0x5f0 [ 79.379684][ T5654] invoke_syscall+0x98/0x2b0 [ 79.380501][ T5654] el0_svc_common+0x138/0x258 [ 79.381391][ T5654] do_el0_svc+0x58/0x13c [ 79.382127][ T5654] el0_svc+0x78/0x1d0 [ 79.382876][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 79.383671][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 79.384917][ T5654] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.387154][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.398350][ T5656] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.399643][ T5656] CPU: 1 PID: 5656 Comm: syz.1.60 Not tainted syzkaller #0 [ 79.400852][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.402621][ T5656] Call trace: [ 79.403166][ T5656] dump_backtrace+0x0/0x458 [ 79.403910][ T5656] show_stack+0x2c/0x3c [ 79.404618][ T5656] __dump_stack+0x30/0x40 [ 79.405359][ T5656] dump_stack_lvl+0xf4/0x15c [ 79.406160][ T5656] dump_stack+0x1c/0x5c [ 79.406897][ T5656] sysfs_create_dir_ns+0x244/0x264 [ 79.407789][ T5656] kobject_add_internal+0x5ac/0xc3c [ 79.408691][ T5656] kobject_init_and_add+0x124/0x190 [ 79.409484][ T5656] gfs2_sys_fs_add+0x200/0x41c [ 79.410250][ T5656] gfs2_fill_super+0xddc/0x1a18 [ 79.411117][ T5656] get_tree_bdev+0x358/0x544 [ 79.411865][ T5656] gfs2_get_tree+0x54/0x1b4 [ 79.412639][ T5656] vfs_get_tree+0x90/0x274 [ 79.413368][ T5656] do_new_mount+0x228/0x810 [ 79.414100][ T5656] path_mount+0x5bc/0x1008 [ 79.414798][ T5656] __arm64_sys_mount+0x514/0x5f0 [ 79.415638][ T5656] invoke_syscall+0x98/0x2b0 [ 79.416384][ T5656] el0_svc_common+0x138/0x258 [ 79.417134][ T5656] do_el0_svc+0x58/0x13c [ 79.417826][ T5656] el0_svc+0x78/0x1d0 [ 79.418458][ T5656] el0t_64_sync_handler+0xcc/0xe4 [ 79.419262][ T5656] el0t_64_sync+0x1a0/0x1a4 [ 79.421559][ T5656] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.423816][ T5656] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.447607][ T5661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.448958][ T5661] CPU: 1 PID: 5661 Comm: syz.3.62 Not tainted syzkaller #0 [ 79.450248][ T5661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.451999][ T5661] Call trace: [ 79.452561][ T5661] dump_backtrace+0x0/0x458 [ 79.453310][ T5661] show_stack+0x2c/0x3c [ 79.453961][ T5661] __dump_stack+0x30/0x40 [ 79.454631][ T5661] dump_stack_lvl+0xf4/0x15c [ 79.455381][ T5661] dump_stack+0x1c/0x5c [ 79.456069][ T5661] sysfs_create_dir_ns+0x244/0x264 [ 79.456947][ T5661] kobject_add_internal+0x5ac/0xc3c [ 79.457828][ T5661] kobject_init_and_add+0x124/0x190 [ 79.458681][ T5661] gfs2_sys_fs_add+0x200/0x41c [ 79.459448][ T5661] gfs2_fill_super+0xddc/0x1a18 [ 79.460289][ T5661] get_tree_bdev+0x358/0x544 [ 79.461066][ T5661] gfs2_get_tree+0x54/0x1b4 [ 79.461799][ T5661] vfs_get_tree+0x90/0x274 [ 79.462576][ T5661] do_new_mount+0x228/0x810 [ 79.463326][ T5661] path_mount+0x5bc/0x1008 [ 79.464075][ T5661] __arm64_sys_mount+0x514/0x5f0 [ 79.464910][ T5661] invoke_syscall+0x98/0x2b0 [ 79.465696][ T5661] el0_svc_common+0x138/0x258 [ 79.466466][ T5661] do_el0_svc+0x58/0x13c [ 79.467150][ T5661] el0_svc+0x78/0x1d0 [ 79.467813][ T5661] el0t_64_sync_handler+0xcc/0xe4 [ 79.468643][ T5661] el0t_64_sync+0x1a0/0x1a4 [ 79.532612][ T5661] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.534876][ T5661] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.677407][ T5663] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.678555][ T5663] CPU: 0 PID: 5663 Comm: syz.1.63 Not tainted syzkaller #0 [ 79.679648][ T5663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.681122][ T5663] Call trace: [ 79.681609][ T5663] dump_backtrace+0x0/0x458 [ 79.682287][ T5663] show_stack+0x2c/0x3c [ 79.682931][ T5663] __dump_stack+0x30/0x40 [ 79.683580][ T5663] dump_stack_lvl+0xf4/0x15c [ 79.684317][ T5663] dump_stack+0x1c/0x5c [ 79.684920][ T5663] sysfs_create_dir_ns+0x244/0x264 [ 79.685651][ T5663] kobject_add_internal+0x5ac/0xc3c [ 79.686509][ T5663] kobject_init_and_add+0x124/0x190 [ 79.687364][ T5663] gfs2_sys_fs_add+0x200/0x41c [ 79.688131][ T5663] gfs2_fill_super+0xddc/0x1a18 [ 79.688925][ T5663] get_tree_bdev+0x358/0x544 [ 79.689615][ T5663] gfs2_get_tree+0x54/0x1b4 [ 79.690312][ T5663] vfs_get_tree+0x90/0x274 [ 79.691048][ T5663] do_new_mount+0x228/0x810 [ 79.691815][ T5663] path_mount+0x5bc/0x1008 [ 79.692507][ T5663] __arm64_sys_mount+0x514/0x5f0 [ 79.693284][ T5663] invoke_syscall+0x98/0x2b0 [ 79.693986][ T5663] el0_svc_common+0x138/0x258 [ 79.694697][ T5663] do_el0_svc+0x58/0x13c [ 79.695357][ T5663] el0_svc+0x78/0x1d0 [ 79.696007][ T5663] el0t_64_sync_handler+0xcc/0xe4 [ 79.696837][ T5663] el0t_64_sync+0x1a0/0x1a4 [ 79.727235][ T5663] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.730427][ T5658] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.731606][ T5658] CPU: 0 PID: 5658 Comm: syz.0.61 Not tainted syzkaller #0 [ 79.732819][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.734500][ T5658] Call trace: [ 79.735068][ T5658] dump_backtrace+0x0/0x458 [ 79.735888][ T5658] show_stack+0x2c/0x3c [ 79.736637][ T5658] __dump_stack+0x30/0x40 [ 79.737383][ T5658] dump_stack_lvl+0xf4/0x15c [ 79.738220][ T5658] dump_stack+0x1c/0x5c [ 79.738961][ T5658] sysfs_create_dir_ns+0x244/0x264 [ 79.739829][ T5658] kobject_add_internal+0x5ac/0xc3c [ 79.740707][ T5658] kobject_init_and_add+0x124/0x190 [ 79.741560][ T5658] gfs2_sys_fs_add+0x200/0x41c [ 79.742352][ T5658] gfs2_fill_super+0xddc/0x1a18 [ 79.743216][ T5658] get_tree_bdev+0x358/0x544 [ 79.744025][ T5658] gfs2_get_tree+0x54/0x1b4 [ 79.744789][ T5658] vfs_get_tree+0x90/0x274 [ 79.745532][ T5658] do_new_mount+0x228/0x810 [ 79.746288][ T5658] path_mount+0x5bc/0x1008 [ 79.747026][ T5658] __arm64_sys_mount+0x514/0x5f0 [ 79.747857][ T5658] invoke_syscall+0x98/0x2b0 [ 79.748651][ T5658] el0_svc_common+0x138/0x258 [ 79.749479][ T5658] do_el0_svc+0x58/0x13c [ 79.750230][ T5658] el0_svc+0x78/0x1d0 [ 79.750919][ T5658] el0t_64_sync_handler+0xcc/0xe4 [ 79.751800][ T5658] el0t_64_sync+0x1a0/0x1a4 [ 79.756294][ T5663] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.779558][ T5658] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.781775][ T5658] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.820204][ T5661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.821522][ T5661] CPU: 1 PID: 5661 Comm: syz.3.62 Not tainted syzkaller #0 [ 79.822642][ T5661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.824496][ T5661] Call trace: [ 79.824999][ T5661] dump_backtrace+0x0/0x458 [ 79.825754][ T5661] show_stack+0x2c/0x3c [ 79.826491][ T5661] __dump_stack+0x30/0x40 [ 79.827284][ T5661] dump_stack_lvl+0xf4/0x15c [ 79.828079][ T5661] dump_stack+0x1c/0x5c [ 79.828804][ T5661] sysfs_create_dir_ns+0x244/0x264 [ 79.829710][ T5661] kobject_add_internal+0x5ac/0xc3c [ 79.830608][ T5661] kobject_init_and_add+0x124/0x190 [ 79.831541][ T5661] gfs2_sys_fs_add+0x200/0x41c [ 79.832334][ T5661] gfs2_fill_super+0xddc/0x1a18 [ 79.833109][ T5661] get_tree_bdev+0x358/0x544 [ 79.833838][ T5661] gfs2_get_tree+0x54/0x1b4 [ 79.834560][ T5661] vfs_get_tree+0x90/0x274 [ 79.835257][ T5661] do_new_mount+0x228/0x810 [ 79.836069][ T5661] path_mount+0x5bc/0x1008 [ 79.836754][ T5661] __arm64_sys_mount+0x514/0x5f0 [ 79.837569][ T5661] invoke_syscall+0x98/0x2b0 [ 79.838351][ T5661] el0_svc_common+0x138/0x258 [ 79.839151][ T5661] do_el0_svc+0x58/0x13c [ 79.839899][ T5661] el0_svc+0x78/0x1d0 [ 79.840611][ T5661] el0t_64_sync_handler+0xcc/0xe4 [ 79.841549][ T5661] el0t_64_sync+0x1a0/0x1a4 [ 79.846724][ T5661] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.854723][ T5661] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.890470][ T5665] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.891667][ T5665] CPU: 1 PID: 5665 Comm: syz.4.64 Not tainted syzkaller #0 [ 79.892766][ T5665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.894490][ T5665] Call trace: [ 79.895046][ T5665] dump_backtrace+0x0/0x458 [ 79.895825][ T5665] show_stack+0x2c/0x3c [ 79.896558][ T5665] __dump_stack+0x30/0x40 [ 79.897270][ T5665] dump_stack_lvl+0xf4/0x15c [ 79.898037][ T5665] dump_stack+0x1c/0x5c [ 79.898776][ T5665] sysfs_create_dir_ns+0x244/0x264 [ 79.899643][ T5665] kobject_add_internal+0x5ac/0xc3c [ 79.900439][ T5665] kobject_init_and_add+0x124/0x190 [ 79.901485][ T5665] gfs2_sys_fs_add+0x200/0x41c [ 79.902254][ T5665] gfs2_fill_super+0xddc/0x1a18 [ 79.903123][ T5665] get_tree_bdev+0x358/0x544 [ 79.903928][ T5665] gfs2_get_tree+0x54/0x1b4 [ 79.904692][ T5665] vfs_get_tree+0x90/0x274 [ 79.905404][ T5665] do_new_mount+0x228/0x810 [ 79.906157][ T5665] path_mount+0x5bc/0x1008 [ 79.906921][ T5665] __arm64_sys_mount+0x514/0x5f0 [ 79.907782][ T5665] invoke_syscall+0x98/0x2b0 [ 79.908580][ T5665] el0_svc_common+0x138/0x258 [ 79.909361][ T5665] do_el0_svc+0x58/0x13c [ 79.910032][ T5665] el0_svc+0x78/0x1d0 [ 79.910705][ T5665] el0t_64_sync_handler+0xcc/0xe4 [ 79.911557][ T5665] el0t_64_sync+0x1a0/0x1a4 [ 79.939735][ T5665] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.941850][ T5665] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.942507][ T5663] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.944128][ T5663] CPU: 0 PID: 5663 Comm: syz.1.63 Not tainted syzkaller #0 [ 79.945358][ T5663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.947029][ T5663] Call trace: [ 79.947600][ T5663] dump_backtrace+0x0/0x458 [ 79.948331][ T5663] show_stack+0x2c/0x3c [ 79.949022][ T5663] __dump_stack+0x30/0x40 [ 79.949753][ T5663] dump_stack_lvl+0xf4/0x15c [ 79.950587][ T5663] dump_stack+0x1c/0x5c [ 79.951280][ T5663] sysfs_create_dir_ns+0x244/0x264 [ 79.952154][ T5663] kobject_add_internal+0x5ac/0xc3c [ 79.953023][ T5663] kobject_init_and_add+0x124/0x190 [ 79.953930][ T5663] gfs2_sys_fs_add+0x200/0x41c [ 79.954702][ T5663] gfs2_fill_super+0xddc/0x1a18 [ 79.955505][ T5663] get_tree_bdev+0x358/0x544 [ 79.956371][ T5663] gfs2_get_tree+0x54/0x1b4 [ 79.956994][ T5663] vfs_get_tree+0x90/0x274 [ 79.957647][ T5663] do_new_mount+0x228/0x810 [ 79.958368][ T5663] path_mount+0x5bc/0x1008 [ 79.959102][ T5663] __arm64_sys_mount+0x514/0x5f0 [ 79.959963][ T5663] invoke_syscall+0x98/0x2b0 [ 79.960787][ T5663] el0_svc_common+0x138/0x258 [ 79.961601][ T5663] do_el0_svc+0x58/0x13c [ 79.962302][ T5663] el0_svc+0x78/0x1d0 [ 79.962973][ T5663] el0t_64_sync_handler+0xcc/0xe4 [ 79.963827][ T5663] el0t_64_sync+0x1a0/0x1a4 [ 79.995497][ T5663] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.012480][ T5663] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.037866][ T5667] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.039153][ T5667] CPU: 0 PID: 5667 Comm: syz.0.65 Not tainted syzkaller #0 [ 80.040438][ T5667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.042161][ T5667] Call trace: [ 80.042729][ T5667] dump_backtrace+0x0/0x458 [ 80.043434][ T5667] show_stack+0x2c/0x3c [ 80.044157][ T5667] __dump_stack+0x30/0x40 [ 80.044936][ T5667] dump_stack_lvl+0xf4/0x15c [ 80.045655][ T5667] dump_stack+0x1c/0x5c [ 80.046340][ T5667] sysfs_create_dir_ns+0x244/0x264 [ 80.047126][ T5667] kobject_add_internal+0x5ac/0xc3c [ 80.047978][ T5667] kobject_init_and_add+0x124/0x190 [ 80.048812][ T5667] gfs2_sys_fs_add+0x200/0x41c [ 80.049598][ T5667] gfs2_fill_super+0xddc/0x1a18 [ 80.050388][ T5667] get_tree_bdev+0x358/0x544 [ 80.051118][ T5667] gfs2_get_tree+0x54/0x1b4 [ 80.051819][ T5667] vfs_get_tree+0x90/0x274 [ 80.052548][ T5667] do_new_mount+0x228/0x810 [ 80.053281][ T5667] path_mount+0x5bc/0x1008 [ 80.053978][ T5667] __arm64_sys_mount+0x514/0x5f0 [ 80.054812][ T5667] invoke_syscall+0x98/0x2b0 [ 80.055583][ T5667] el0_svc_common+0x138/0x258 [ 80.056333][ T5667] do_el0_svc+0x58/0x13c [ 80.056984][ T5667] el0_svc+0x78/0x1d0 [ 80.057629][ T5667] el0t_64_sync_handler+0xcc/0xe4 [ 80.058469][ T5667] el0t_64_sync+0x1a0/0x1a4 [ 80.089416][ T5667] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.096978][ T5667] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.197557][ T5669] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.198826][ T5669] CPU: 1 PID: 5669 Comm: syz.3.66 Not tainted syzkaller #0 [ 80.200092][ T5669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.201695][ T5669] Call trace: [ 80.202233][ T5669] dump_backtrace+0x0/0x458 [ 80.203045][ T5669] show_stack+0x2c/0x3c [ 80.203745][ T5669] __dump_stack+0x30/0x40 [ 80.204468][ T5669] dump_stack_lvl+0xf4/0x15c [ 80.205354][ T5669] dump_stack+0x1c/0x5c [ 80.206073][ T5669] sysfs_create_dir_ns+0x244/0x264 [ 80.206961][ T5669] kobject_add_internal+0x5ac/0xc3c [ 80.207883][ T5669] kobject_init_and_add+0x124/0x190 [ 80.208757][ T5669] gfs2_sys_fs_add+0x200/0x41c [ 80.209561][ T5669] gfs2_fill_super+0xddc/0x1a18 [ 80.210419][ T5669] get_tree_bdev+0x358/0x544 [ 80.211168][ T5669] gfs2_get_tree+0x54/0x1b4 [ 80.211865][ T5669] vfs_get_tree+0x90/0x274 [ 80.212612][ T5669] do_new_mount+0x228/0x810 [ 80.213368][ T5669] path_mount+0x5bc/0x1008 [ 80.214012][ T5669] __arm64_sys_mount+0x514/0x5f0 [ 80.214760][ T5669] invoke_syscall+0x98/0x2b0 [ 80.215456][ T5669] el0_svc_common+0x138/0x258 [ 80.216168][ T5669] do_el0_svc+0x58/0x13c [ 80.216870][ T5669] el0_svc+0x78/0x1d0 [ 80.217528][ T5669] el0t_64_sync_handler+0xcc/0xe4 [ 80.218275][ T5669] el0t_64_sync+0x1a0/0x1a4 [ 80.227660][ T5665] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.228822][ T5665] CPU: 1 PID: 5665 Comm: syz.4.64 Not tainted syzkaller #0 [ 80.229915][ T5665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.231420][ T5665] Call trace: [ 80.231911][ T5665] dump_backtrace+0x0/0x458 [ 80.232595][ T5665] show_stack+0x2c/0x3c [ 80.233206][ T5665] __dump_stack+0x30/0x40 [ 80.233893][ T5665] dump_stack_lvl+0xf4/0x15c [ 80.234600][ T5665] dump_stack+0x1c/0x5c [ 80.235308][ T5665] sysfs_create_dir_ns+0x244/0x264 [ 80.236110][ T5665] kobject_add_internal+0x5ac/0xc3c [ 80.236952][ T5665] kobject_init_and_add+0x124/0x190 [ 80.237792][ T5665] gfs2_sys_fs_add+0x200/0x41c [ 80.238617][ T5665] gfs2_fill_super+0xddc/0x1a18 [ 80.239385][ T5665] get_tree_bdev+0x358/0x544 [ 80.240191][ T5665] gfs2_get_tree+0x54/0x1b4 [ 80.240969][ T5665] vfs_get_tree+0x90/0x274 [ 80.241691][ T5665] do_new_mount+0x228/0x810 [ 80.242431][ T5665] path_mount+0x5bc/0x1008 [ 80.243165][ T5665] __arm64_sys_mount+0x514/0x5f0 [ 80.244015][ T5665] invoke_syscall+0x98/0x2b0 [ 80.244779][ T5665] el0_svc_common+0x138/0x258 [ 80.245573][ T5665] do_el0_svc+0x58/0x13c [ 80.246244][ T5665] el0_svc+0x78/0x1d0 [ 80.246916][ T5665] el0t_64_sync_handler+0xcc/0xe4 [ 80.247726][ T5665] el0t_64_sync+0x1a0/0x1a4 [ 80.258772][ T5669] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.261097][ T5669] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.277103][ T5665] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.279340][ T5665] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.290296][ T5671] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.291573][ T5671] CPU: 0 PID: 5671 Comm: syz.1.67 Not tainted syzkaller #0 [ 80.292783][ T5671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.294504][ T5671] Call trace: [ 80.295015][ T5671] dump_backtrace+0x0/0x458 [ 80.295762][ T5671] show_stack+0x2c/0x3c [ 80.296464][ T5671] __dump_stack+0x30/0x40 [ 80.297196][ T5671] dump_stack_lvl+0xf4/0x15c [ 80.298024][ T5671] dump_stack+0x1c/0x5c [ 80.298732][ T5671] sysfs_create_dir_ns+0x244/0x264 [ 80.299615][ T5671] kobject_add_internal+0x5ac/0xc3c [ 80.300504][ T5671] kobject_init_and_add+0x124/0x190 [ 80.301371][ T5671] gfs2_sys_fs_add+0x200/0x41c [ 80.302165][ T5671] gfs2_fill_super+0xddc/0x1a18 [ 80.302989][ T5671] get_tree_bdev+0x358/0x544 [ 80.303691][ T5671] gfs2_get_tree+0x54/0x1b4 [ 80.304429][ T5671] vfs_get_tree+0x90/0x274 [ 80.305236][ T5671] do_new_mount+0x228/0x810 [ 80.306053][ T5671] path_mount+0x5bc/0x1008 [ 80.306773][ T5671] __arm64_sys_mount+0x514/0x5f0 [ 80.307639][ T5671] invoke_syscall+0x98/0x2b0 [ 80.308454][ T5671] el0_svc_common+0x138/0x258 [ 80.309271][ T5671] do_el0_svc+0x58/0x13c [ 80.309935][ T5671] el0_svc+0x78/0x1d0 [ 80.310641][ T5671] el0t_64_sync_handler+0xcc/0xe4 [ 80.311508][ T5671] el0t_64_sync+0x1a0/0x1a4 [ 80.350646][ T5671] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.353057][ T5671] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.401198][ T5667] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.402457][ T5667] CPU: 0 PID: 5667 Comm: syz.0.65 Not tainted syzkaller #0 [ 80.403628][ T5667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.405419][ T5667] Call trace: [ 80.405946][ T5667] dump_backtrace+0x0/0x458 [ 80.406709][ T5667] show_stack+0x2c/0x3c [ 80.407454][ T5667] __dump_stack+0x30/0x40 [ 80.408115][ T5667] dump_stack_lvl+0xf4/0x15c [ 80.408884][ T5667] dump_stack+0x1c/0x5c [ 80.409585][ T5667] sysfs_create_dir_ns+0x244/0x264 [ 80.410518][ T5667] kobject_add_internal+0x5ac/0xc3c [ 80.411357][ T5667] kobject_init_and_add+0x124/0x190 [ 80.412241][ T5667] gfs2_sys_fs_add+0x200/0x41c [ 80.413048][ T5667] gfs2_fill_super+0xddc/0x1a18 [ 80.413855][ T5667] get_tree_bdev+0x358/0x544 [ 80.414629][ T5667] gfs2_get_tree+0x54/0x1b4 [ 80.415388][ T5667] vfs_get_tree+0x90/0x274 [ 80.416099][ T5667] do_new_mount+0x228/0x810 [ 80.416831][ T5667] path_mount+0x5bc/0x1008 [ 80.417559][ T5667] __arm64_sys_mount+0x514/0x5f0 [ 80.418415][ T5667] invoke_syscall+0x98/0x2b0 [ 80.419186][ T5667] el0_svc_common+0x138/0x258 [ 80.420032][ T5667] do_el0_svc+0x58/0x13c [ 80.420772][ T5667] el0_svc+0x78/0x1d0 [ 80.421452][ T5667] el0t_64_sync_handler+0xcc/0xe4 [ 80.422300][ T5667] el0t_64_sync+0x1a0/0x1a4 [ 80.437480][ T5667] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.439551][ T5667] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.488888][ T5669] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.490183][ T5669] CPU: 1 PID: 5669 Comm: syz.3.66 Not tainted syzkaller #0 [ 80.491388][ T5669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.493112][ T5669] Call trace: [ 80.493598][ T5669] dump_backtrace+0x0/0x458 [ 80.494298][ T5669] show_stack+0x2c/0x3c [ 80.495017][ T5669] __dump_stack+0x30/0x40 [ 80.495748][ T5669] dump_stack_lvl+0xf4/0x15c [ 80.496522][ T5669] dump_stack+0x1c/0x5c [ 80.497217][ T5669] sysfs_create_dir_ns+0x244/0x264 [ 80.498061][ T5669] kobject_add_internal+0x5ac/0xc3c [ 80.498877][ T5669] kobject_init_and_add+0x124/0x190 [ 80.499751][ T5669] gfs2_sys_fs_add+0x200/0x41c [ 80.500491][ T5669] gfs2_fill_super+0xddc/0x1a18 [ 80.501247][ T5669] get_tree_bdev+0x358/0x544 [ 80.501977][ T5669] gfs2_get_tree+0x54/0x1b4 [ 80.502699][ T5669] vfs_get_tree+0x90/0x274 [ 80.503584][ T5669] do_new_mount+0x228/0x810 [ 80.504388][ T5669] path_mount+0x5bc/0x1008 [ 80.505102][ T5669] __arm64_sys_mount+0x514/0x5f0 [ 80.505937][ T5669] invoke_syscall+0x98/0x2b0 [ 80.506628][ T5669] el0_svc_common+0x138/0x258 [ 80.507386][ T5669] do_el0_svc+0x58/0x13c [ 80.508060][ T5669] el0_svc+0x78/0x1d0 [ 80.508740][ T5669] el0t_64_sync_handler+0xcc/0xe4 [ 80.509546][ T5669] el0t_64_sync+0x1a0/0x1a4 [ 80.525838][ T5669] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.530306][ T5669] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.545819][ T5671] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.547225][ T5671] CPU: 0 PID: 5671 Comm: syz.1.67 Not tainted syzkaller #0 [ 80.548369][ T5671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.550007][ T5671] Call trace: [ 80.550548][ T5671] dump_backtrace+0x0/0x458 [ 80.551320][ T5671] show_stack+0x2c/0x3c [ 80.551978][ T5671] __dump_stack+0x30/0x40 [ 80.552703][ T5671] dump_stack_lvl+0xf4/0x15c [ 80.553455][ T5671] dump_stack+0x1c/0x5c [ 80.554103][ T5671] sysfs_create_dir_ns+0x244/0x264 [ 80.554882][ T5671] kobject_add_internal+0x5ac/0xc3c [ 80.555775][ T5671] kobject_init_and_add+0x124/0x190 [ 80.556613][ T5671] gfs2_sys_fs_add+0x200/0x41c [ 80.557397][ T5671] gfs2_fill_super+0xddc/0x1a18 [ 80.558232][ T5671] get_tree_bdev+0x358/0x544 [ 80.559018][ T5671] gfs2_get_tree+0x54/0x1b4 [ 80.559730][ T5671] vfs_get_tree+0x90/0x274 [ 80.560526][ T5671] do_new_mount+0x228/0x810 [ 80.561399][ T5671] path_mount+0x5bc/0x1008 [ 80.562191][ T5671] __arm64_sys_mount+0x514/0x5f0 [ 80.563037][ T5671] invoke_syscall+0x98/0x2b0 [ 80.563784][ T5671] el0_svc_common+0x138/0x258 [ 80.564589][ T5671] do_el0_svc+0x58/0x13c [ 80.565312][ T5671] el0_svc+0x78/0x1d0 [ 80.566032][ T5671] el0t_64_sync_handler+0xcc/0xe4 [ 80.566883][ T5671] el0t_64_sync+0x1a0/0x1a4 [ 80.568931][ T5671] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.574638][ T5671] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.640706][ T5673] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.642046][ T5673] CPU: 0 PID: 5673 Comm: syz.4.68 Not tainted syzkaller #0 [ 80.643242][ T5673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.644775][ T5673] Call trace: [ 80.645297][ T5673] dump_backtrace+0x0/0x458 [ 80.646056][ T5673] show_stack+0x2c/0x3c [ 80.646708][ T5673] __dump_stack+0x30/0x40 [ 80.647401][ T5673] dump_stack_lvl+0xf4/0x15c [ 80.648194][ T5673] dump_stack+0x1c/0x5c [ 80.648920][ T5673] sysfs_create_dir_ns+0x244/0x264 [ 80.649779][ T5673] kobject_add_internal+0x5ac/0xc3c [ 80.650665][ T5673] kobject_init_and_add+0x124/0x190 [ 80.651577][ T5673] gfs2_sys_fs_add+0x200/0x41c [ 80.652397][ T5673] gfs2_fill_super+0xddc/0x1a18 [ 80.653237][ T5673] get_tree_bdev+0x358/0x544 [ 80.654025][ T5673] gfs2_get_tree+0x54/0x1b4 [ 80.654756][ T5673] vfs_get_tree+0x90/0x274 [ 80.655490][ T5673] do_new_mount+0x228/0x810 [ 80.656169][ T5673] path_mount+0x5bc/0x1008 [ 80.656843][ T5673] __arm64_sys_mount+0x514/0x5f0 [ 80.657610][ T5673] invoke_syscall+0x98/0x2b0 [ 80.658319][ T5673] el0_svc_common+0x138/0x258 [ 80.659063][ T5673] do_el0_svc+0x58/0x13c [ 80.659719][ T5673] el0_svc+0x78/0x1d0 [ 80.660332][ T5673] el0t_64_sync_handler+0xcc/0xe4 [ 80.661178][ T5673] el0t_64_sync+0x1a0/0x1a4 [ 80.694950][ T5673] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.697224][ T5673] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.852066][ T5675] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.853361][ T5675] CPU: 1 PID: 5675 Comm: syz.0.69 Not tainted syzkaller #0 [ 80.854530][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.856102][ T5675] Call trace: [ 80.856605][ T5675] dump_backtrace+0x0/0x458 [ 80.857351][ T5675] show_stack+0x2c/0x3c [ 80.858081][ T5675] __dump_stack+0x30/0x40 [ 80.858809][ T5675] dump_stack_lvl+0xf4/0x15c [ 80.859548][ T5675] dump_stack+0x1c/0x5c [ 80.860217][ T5675] sysfs_create_dir_ns+0x244/0x264 [ 80.861072][ T5675] kobject_add_internal+0x5ac/0xc3c [ 80.861968][ T5675] kobject_init_and_add+0x124/0x190 [ 80.862875][ T5675] gfs2_sys_fs_add+0x200/0x41c [ 80.863662][ T5675] gfs2_fill_super+0xddc/0x1a18 [ 80.864480][ T5675] get_tree_bdev+0x358/0x544 [ 80.865258][ T5675] gfs2_get_tree+0x54/0x1b4 [ 80.865969][ T5675] vfs_get_tree+0x90/0x274 [ 80.866709][ T5675] do_new_mount+0x228/0x810 [ 80.867426][ T5675] path_mount+0x5bc/0x1008 [ 80.868113][ T5675] __arm64_sys_mount+0x514/0x5f0 [ 80.868956][ T5675] invoke_syscall+0x98/0x2b0 [ 80.869764][ T5675] el0_svc_common+0x138/0x258 [ 80.870543][ T5675] do_el0_svc+0x58/0x13c [ 80.871234][ T5675] el0_svc+0x78/0x1d0 [ 80.871893][ T5675] el0t_64_sync_handler+0xcc/0xe4 [ 80.872725][ T5675] el0t_64_sync+0x1a0/0x1a4 [ 80.878062][ T5675] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.880184][ T5675] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.897702][ T5679] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.898976][ T5679] CPU: 1 PID: 5679 Comm: syz.3.71 Not tainted syzkaller #0 [ 80.900187][ T5679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.902035][ T5679] Call trace: [ 80.902586][ T5679] dump_backtrace+0x0/0x458 [ 80.903364][ T5679] show_stack+0x2c/0x3c [ 80.904090][ T5679] __dump_stack+0x30/0x40 [ 80.904815][ T5679] dump_stack_lvl+0xf4/0x15c [ 80.905543][ T5679] dump_stack+0x1c/0x5c [ 80.906237][ T5679] sysfs_create_dir_ns+0x244/0x264 [ 80.907146][ T5679] kobject_add_internal+0x5ac/0xc3c [ 80.908043][ T5679] kobject_init_and_add+0x124/0x190 [ 80.908964][ T5679] gfs2_sys_fs_add+0x200/0x41c [ 80.909801][ T5679] gfs2_fill_super+0xddc/0x1a18 [ 80.910650][ T5679] get_tree_bdev+0x358/0x544 [ 80.911359][ T5679] gfs2_get_tree+0x54/0x1b4 [ 80.912150][ T5679] vfs_get_tree+0x90/0x274 [ 80.912907][ T5679] do_new_mount+0x228/0x810 [ 80.913701][ T5679] path_mount+0x5bc/0x1008 [ 80.914446][ T5679] __arm64_sys_mount+0x514/0x5f0 [ 80.915283][ T5679] invoke_syscall+0x98/0x2b0 [ 80.916026][ T5679] el0_svc_common+0x138/0x258 [ 80.916766][ T5679] do_el0_svc+0x58/0x13c [ 80.917424][ T5679] el0_svc+0x78/0x1d0 [ 80.918115][ T5679] el0t_64_sync_handler+0xcc/0xe4 [ 80.918946][ T5679] el0t_64_sync+0x1a0/0x1a4 [ 80.922781][ T5679] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.925040][ T5679] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.931884][ T5678] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.931900][ T5673] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.933241][ T5678] CPU: 1 PID: 5678 Comm: syz.1.70 Not tainted syzkaller #0 [ 80.935559][ T5678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.937211][ T5678] Call trace: [ 80.937791][ T5678] dump_backtrace+0x0/0x458 [ 80.938552][ T5678] show_stack+0x2c/0x3c [ 80.939261][ T5678] __dump_stack+0x30/0x40 [ 80.940059][ T5678] dump_stack_lvl+0xf4/0x15c [ 80.940846][ T5678] dump_stack+0x1c/0x5c [ 80.941538][ T5678] sysfs_create_dir_ns+0x244/0x264 [ 80.942448][ T5678] kobject_add_internal+0x5ac/0xc3c [ 80.943351][ T5678] kobject_init_and_add+0x124/0x190 [ 80.944248][ T5678] gfs2_sys_fs_add+0x200/0x41c [ 80.945055][ T5678] gfs2_fill_super+0xddc/0x1a18 [ 80.945917][ T5678] get_tree_bdev+0x358/0x544 [ 80.946674][ T5678] gfs2_get_tree+0x54/0x1b4 [ 80.947471][ T5678] vfs_get_tree+0x90/0x274 [ 80.948185][ T5678] do_new_mount+0x228/0x810 [ 80.948889][ T5678] path_mount+0x5bc/0x1008 [ 80.949648][ T5678] __arm64_sys_mount+0x514/0x5f0 [ 80.950520][ T5678] invoke_syscall+0x98/0x2b0 [ 80.951263][ T5678] el0_svc_common+0x138/0x258 [ 80.952077][ T5678] do_el0_svc+0x58/0x13c [ 80.952787][ T5678] el0_svc+0x78/0x1d0 [ 80.953466][ T5678] el0t_64_sync_handler+0xcc/0xe4 [ 80.954307][ T5678] el0t_64_sync+0x1a0/0x1a4 [ 80.955096][ T5673] CPU: 0 PID: 5673 Comm: syz.4.68 Not tainted syzkaller #0 [ 80.956368][ T5673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.958161][ T5673] Call trace: [ 80.958424][ T5678] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.958732][ T5673] dump_backtrace+0x0/0x458 [ 80.960904][ T5678] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.961674][ T5673] show_stack+0x2c/0x3c [ 80.963558][ T5673] __dump_stack+0x30/0x40 [ 80.964377][ T5673] dump_stack_lvl+0xf4/0x15c [ 80.965200][ T5673] dump_stack+0x1c/0x5c [ 80.965943][ T5673] sysfs_create_dir_ns+0x244/0x264 [ 80.966875][ T5673] kobject_add_internal+0x5ac/0xc3c [ 80.967713][ T5673] kobject_init_and_add+0x124/0x190 [ 80.968602][ T5673] gfs2_sys_fs_add+0x200/0x41c [ 80.969446][ T5673] gfs2_fill_super+0xddc/0x1a18 [ 80.970281][ T5673] get_tree_bdev+0x358/0x544 [ 80.971051][ T5673] gfs2_get_tree+0x54/0x1b4 [ 80.971850][ T5673] vfs_get_tree+0x90/0x274 [ 80.972585][ T5673] do_new_mount+0x228/0x810 [ 80.973366][ T5673] path_mount+0x5bc/0x1008 [ 80.974191][ T5673] __arm64_sys_mount+0x514/0x5f0 [ 80.975072][ T5673] invoke_syscall+0x98/0x2b0 [ 80.975863][ T5673] el0_svc_common+0x138/0x258 [ 80.976644][ T5673] do_el0_svc+0x58/0x13c [ 80.977374][ T5673] el0_svc+0x78/0x1d0 [ 80.978099][ T5673] el0t_64_sync_handler+0xcc/0xe4 [ 80.978999][ T5673] el0t_64_sync+0x1a0/0x1a4 [ 81.021057][ T5673] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.023442][ T5673] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.110033][ T5675] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.111319][ T5675] CPU: 1 PID: 5675 Comm: syz.0.69 Not tainted syzkaller #0 [ 81.112538][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.114292][ T5675] Call trace: [ 81.114838][ T5675] dump_backtrace+0x0/0x458 [ 81.115789][ T5675] show_stack+0x2c/0x3c [ 81.116471][ T5675] __dump_stack+0x30/0x40 [ 81.117170][ T5675] dump_stack_lvl+0xf4/0x15c [ 81.117935][ T5675] dump_stack+0x1c/0x5c [ 81.118624][ T5675] sysfs_create_dir_ns+0x244/0x264 [ 81.119527][ T5675] kobject_add_internal+0x5ac/0xc3c [ 81.120483][ T5675] kobject_init_and_add+0x124/0x190 [ 81.121418][ T5675] gfs2_sys_fs_add+0x200/0x41c [ 81.122329][ T5675] gfs2_fill_super+0xddc/0x1a18 [ 81.123197][ T5675] get_tree_bdev+0x358/0x544 [ 81.124002][ T5675] gfs2_get_tree+0x54/0x1b4 [ 81.124763][ T5675] vfs_get_tree+0x90/0x274 [ 81.125677][ T5675] do_new_mount+0x228/0x810 [ 81.126404][ T5675] path_mount+0x5bc/0x1008 [ 81.127224][ T5675] __arm64_sys_mount+0x514/0x5f0 [ 81.128042][ T5675] invoke_syscall+0x98/0x2b0 [ 81.128788][ T5675] el0_svc_common+0x138/0x258 [ 81.129609][ T5675] do_el0_svc+0x58/0x13c [ 81.130292][ T5675] el0_svc+0x78/0x1d0 [ 81.130984][ T5675] el0t_64_sync_handler+0xcc/0xe4 [ 81.131840][ T5675] el0t_64_sync+0x1a0/0x1a4 [ 81.165877][ T5675] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.173526][ T5675] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.229501][ T5679] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.230732][ T5679] CPU: 1 PID: 5679 Comm: syz.3.71 Not tainted syzkaller #0 [ 81.231958][ T5679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.233494][ T5679] Call trace: [ 81.234067][ T5679] dump_backtrace+0x0/0x458 [ 81.234863][ T5679] show_stack+0x2c/0x3c [ 81.235617][ T5679] __dump_stack+0x30/0x40 [ 81.236360][ T5679] dump_stack_lvl+0xf4/0x15c [ 81.237161][ T5679] dump_stack+0x1c/0x5c [ 81.237810][ T5679] sysfs_create_dir_ns+0x244/0x264 [ 81.238672][ T5679] kobject_add_internal+0x5ac/0xc3c [ 81.239508][ T5679] kobject_init_and_add+0x124/0x190 [ 81.240350][ T5679] gfs2_sys_fs_add+0x200/0x41c [ 81.241137][ T5679] gfs2_fill_super+0xddc/0x1a18 [ 81.241971][ T5679] get_tree_bdev+0x358/0x544 [ 81.242699][ T5679] gfs2_get_tree+0x54/0x1b4 [ 81.243403][ T5679] vfs_get_tree+0x90/0x274 [ 81.244157][ T5679] do_new_mount+0x228/0x810 [ 81.244881][ T5679] path_mount+0x5bc/0x1008 [ 81.245613][ T5679] __arm64_sys_mount+0x514/0x5f0 [ 81.246395][ T5679] invoke_syscall+0x98/0x2b0 [ 81.247215][ T5679] el0_svc_common+0x138/0x258 [ 81.248023][ T5679] do_el0_svc+0x58/0x13c [ 81.248762][ T5679] el0_svc+0x78/0x1d0 [ 81.249438][ T5679] el0t_64_sync_handler+0xcc/0xe4 [ 81.250307][ T5679] el0t_64_sync+0x1a0/0x1a4 [ 81.272798][ T5679] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.274883][ T5679] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.296150][ T5681] set_capacity_and_notify: 48 callbacks suppressed [ 81.296161][ T5681] loop4: detected capacity change from 0 to 32768 [ 81.300532][ T5678] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.301841][ T5678] CPU: 0 PID: 5678 Comm: syz.1.70 Not tainted syzkaller #0 [ 81.303013][ T5678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.304763][ T5678] Call trace: [ 81.305336][ T5678] dump_backtrace+0x0/0x458 [ 81.306150][ T5678] show_stack+0x2c/0x3c [ 81.306843][ T5678] __dump_stack+0x30/0x40 [ 81.307608][ T5678] dump_stack_lvl+0xf4/0x15c [ 81.308345][ T5678] dump_stack+0x1c/0x5c [ 81.309041][ T5678] sysfs_create_dir_ns+0x244/0x264 [ 81.309965][ T5678] kobject_add_internal+0x5ac/0xc3c [ 81.310812][ T5678] kobject_init_and_add+0x124/0x190 [ 81.311658][ T5678] gfs2_sys_fs_add+0x200/0x41c [ 81.312476][ T5678] gfs2_fill_super+0xddc/0x1a18 [ 81.313271][ T5678] get_tree_bdev+0x358/0x544 [ 81.314017][ T5678] gfs2_get_tree+0x54/0x1b4 [ 81.314849][ T5678] vfs_get_tree+0x90/0x274 [ 81.315614][ T5678] do_new_mount+0x228/0x810 [ 81.316346][ T5678] path_mount+0x5bc/0x1008 [ 81.317089][ T5678] __arm64_sys_mount+0x514/0x5f0 [ 81.317920][ T5678] invoke_syscall+0x98/0x2b0 [ 81.318761][ T5678] el0_svc_common+0x138/0x258 [ 81.319590][ T5678] do_el0_svc+0x58/0x13c [ 81.320323][ T5678] el0_svc+0x78/0x1d0 [ 81.320947][ T5678] el0t_64_sync_handler+0xcc/0xe4 [ 81.321804][ T5678] el0t_64_sync+0x1a0/0x1a4 [ 81.343140][ T5678] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.345640][ T5678] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.361889][ T5681] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.363144][ T5681] CPU: 0 PID: 5681 Comm: syz.4.72 Not tainted syzkaller #0 [ 81.364403][ T5681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.366204][ T5681] Call trace: [ 81.366797][ T5681] dump_backtrace+0x0/0x458 [ 81.367508][ T5681] show_stack+0x2c/0x3c [ 81.368161][ T5681] __dump_stack+0x30/0x40 [ 81.368918][ T5681] dump_stack_lvl+0xf4/0x15c [ 81.369724][ T5681] dump_stack+0x1c/0x5c [ 81.370468][ T5681] sysfs_create_dir_ns+0x244/0x264 [ 81.371339][ T5681] kobject_add_internal+0x5ac/0xc3c [ 81.372286][ T5681] kobject_init_and_add+0x124/0x190 [ 81.373124][ T5681] gfs2_sys_fs_add+0x200/0x41c [ 81.373905][ T5681] gfs2_fill_super+0xddc/0x1a18 [ 81.374737][ T5681] get_tree_bdev+0x358/0x544 [ 81.375419][ T5681] gfs2_get_tree+0x54/0x1b4 [ 81.376110][ T5681] vfs_get_tree+0x90/0x274 [ 81.376891][ T5681] do_new_mount+0x228/0x810 [ 81.377657][ T5681] path_mount+0x5bc/0x1008 [ 81.378418][ T5681] __arm64_sys_mount+0x514/0x5f0 [ 81.379251][ T5681] invoke_syscall+0x98/0x2b0 [ 81.380020][ T5681] el0_svc_common+0x138/0x258 [ 81.380842][ T5681] do_el0_svc+0x58/0x13c [ 81.381523][ T5681] el0_svc+0x78/0x1d0 [ 81.382219][ T5681] el0t_64_sync_handler+0xcc/0xe4 [ 81.383035][ T5681] el0t_64_sync+0x1a0/0x1a4 [ 81.410448][ T5681] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.411955][ T5683] loop0: detected capacity change from 0 to 32768 [ 81.412680][ T5681] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.459076][ T5683] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.460391][ T5683] CPU: 1 PID: 5683 Comm: syz.0.73 Not tainted syzkaller #0 [ 81.461656][ T5683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.463280][ T5683] Call trace: [ 81.463819][ T5683] dump_backtrace+0x0/0x458 [ 81.464612][ T5683] show_stack+0x2c/0x3c [ 81.465342][ T5683] __dump_stack+0x30/0x40 [ 81.466065][ T5683] dump_stack_lvl+0xf4/0x15c [ 81.466891][ T5683] dump_stack+0x1c/0x5c [ 81.467578][ T5683] sysfs_create_dir_ns+0x244/0x264 [ 81.468476][ T5683] kobject_add_internal+0x5ac/0xc3c [ 81.469373][ T5683] kobject_init_and_add+0x124/0x190 [ 81.470223][ T5683] gfs2_sys_fs_add+0x200/0x41c [ 81.470987][ T5683] gfs2_fill_super+0xddc/0x1a18 [ 81.471790][ T5683] get_tree_bdev+0x358/0x544 [ 81.472581][ T5683] gfs2_get_tree+0x54/0x1b4 [ 81.473315][ T5683] vfs_get_tree+0x90/0x274 [ 81.474076][ T5683] do_new_mount+0x228/0x810 [ 81.474876][ T5683] path_mount+0x5bc/0x1008 [ 81.475597][ T5683] __arm64_sys_mount+0x514/0x5f0 [ 81.476405][ T5683] invoke_syscall+0x98/0x2b0 [ 81.477240][ T5683] el0_svc_common+0x138/0x258 [ 81.478005][ T5683] do_el0_svc+0x58/0x13c [ 81.478670][ T5683] el0_svc+0x78/0x1d0 [ 81.479359][ T5683] el0t_64_sync_handler+0xcc/0xe4 [ 81.480159][ T5683] el0t_64_sync+0x1a0/0x1a4 [ 81.526869][ T5683] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.531250][ T5683] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.625263][ T5681] loop4: detected capacity change from 0 to 32768 [ 81.637285][ T5681] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.638627][ T5681] CPU: 0 PID: 5681 Comm: syz.4.72 Not tainted syzkaller #0 [ 81.639723][ T5681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.641383][ T5681] Call trace: [ 81.641928][ T5681] dump_backtrace+0x0/0x458 [ 81.642681][ T5681] show_stack+0x2c/0x3c [ 81.643389][ T5681] __dump_stack+0x30/0x40 [ 81.644072][ T5681] dump_stack_lvl+0xf4/0x15c [ 81.644853][ T5681] dump_stack+0x1c/0x5c [ 81.645522][ T5681] sysfs_create_dir_ns+0x244/0x264 [ 81.646389][ T5681] kobject_add_internal+0x5ac/0xc3c [ 81.647329][ T5681] kobject_init_and_add+0x124/0x190 [ 81.648250][ T5681] gfs2_sys_fs_add+0x200/0x41c [ 81.649021][ T5681] gfs2_fill_super+0xddc/0x1a18 [ 81.649897][ T5681] get_tree_bdev+0x358/0x544 [ 81.650548][ T5685] loop3: detected capacity change from 0 to 32768 [ 81.650681][ T5681] gfs2_get_tree+0x54/0x1b4 [ 81.652584][ T5681] vfs_get_tree+0x90/0x274 [ 81.653330][ T5681] do_new_mount+0x228/0x810 [ 81.654077][ T5681] path_mount+0x5bc/0x1008 [ 81.654814][ T5681] __arm64_sys_mount+0x514/0x5f0 [ 81.655670][ T5681] invoke_syscall+0x98/0x2b0 [ 81.656478][ T5681] el0_svc_common+0x138/0x258 [ 81.657277][ T5681] do_el0_svc+0x58/0x13c [ 81.657985][ T5681] el0_svc+0x78/0x1d0 [ 81.658749][ T5681] el0t_64_sync_handler+0xcc/0xe4 [ 81.659669][ T5681] el0t_64_sync+0x1a0/0x1a4 [ 81.697114][ T5681] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.697903][ T5685] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.699229][ T5681] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.700415][ T5685] CPU: 1 PID: 5685 Comm: syz.3.74 Not tainted syzkaller #0 [ 81.702768][ T5685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.704527][ T5685] Call trace: [ 81.705077][ T5685] dump_backtrace+0x0/0x458 [ 81.705839][ T5685] show_stack+0x2c/0x3c [ 81.706586][ T5685] __dump_stack+0x30/0x40 [ 81.707286][ T5685] dump_stack_lvl+0xf4/0x15c [ 81.708057][ T5685] dump_stack+0x1c/0x5c [ 81.708697][ T5685] sysfs_create_dir_ns+0x244/0x264 [ 81.709544][ T5685] kobject_add_internal+0x5ac/0xc3c [ 81.710359][ T5685] kobject_init_and_add+0x124/0x190 [ 81.711190][ T5685] gfs2_sys_fs_add+0x200/0x41c [ 81.711996][ T5685] gfs2_fill_super+0xddc/0x1a18 [ 81.712760][ T5685] get_tree_bdev+0x358/0x544 [ 81.713557][ T5685] gfs2_get_tree+0x54/0x1b4 [ 81.714349][ T5685] vfs_get_tree+0x90/0x274 [ 81.715111][ T5685] do_new_mount+0x228/0x810 [ 81.715861][ T5685] path_mount+0x5bc/0x1008 [ 81.716588][ T5685] __arm64_sys_mount+0x514/0x5f0 [ 81.717435][ T5685] invoke_syscall+0x98/0x2b0 [ 81.718199][ T5685] el0_svc_common+0x138/0x258 [ 81.718971][ T5685] do_el0_svc+0x58/0x13c [ 81.719122][ T5687] loop1: detected capacity change from 0 to 32768 [ 81.719709][ T5685] el0_svc+0x78/0x1d0 [ 81.721482][ T5685] el0t_64_sync_handler+0xcc/0xe4 [ 81.722347][ T5685] el0t_64_sync+0x1a0/0x1a4 [ 81.738898][ T5687] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.740065][ T5687] CPU: 0 PID: 5687 Comm: syz.1.75 Not tainted syzkaller #0 [ 81.741286][ T5687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.742930][ T5687] Call trace: [ 81.743458][ T5687] dump_backtrace+0x0/0x458 [ 81.744244][ T5687] show_stack+0x2c/0x3c [ 81.744964][ T5687] __dump_stack+0x30/0x40 [ 81.745695][ T5687] dump_stack_lvl+0xf4/0x15c [ 81.746477][ T5687] dump_stack+0x1c/0x5c [ 81.747152][ T5687] sysfs_create_dir_ns+0x244/0x264 [ 81.747997][ T5687] kobject_add_internal+0x5ac/0xc3c [ 81.748880][ T5687] kobject_init_and_add+0x124/0x190 [ 81.749713][ T5687] gfs2_sys_fs_add+0x200/0x41c [ 81.750152][ T5683] loop0: detected capacity change from 0 to 32768 [ 81.750533][ T5687] gfs2_fill_super+0xddc/0x1a18 [ 81.752099][ T5685] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.752382][ T5687] get_tree_bdev+0x358/0x544 [ 81.754773][ T5683] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.755304][ T5687] gfs2_get_tree+0x54/0x1b4 [ 81.757287][ T5687] vfs_get_tree+0x90/0x274 [ 81.757717][ T5685] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.758025][ T5687] do_new_mount+0x228/0x810 [ 81.759857][ T5687] path_mount+0x5bc/0x1008 [ 81.760566][ T5687] __arm64_sys_mount+0x514/0x5f0 [ 81.761365][ T5687] invoke_syscall+0x98/0x2b0 [ 81.762209][ T5687] el0_svc_common+0x138/0x258 [ 81.763039][ T5687] do_el0_svc+0x58/0x13c [ 81.763722][ T5687] el0_svc+0x78/0x1d0 [ 81.764375][ T5687] el0t_64_sync_handler+0xcc/0xe4 [ 81.765148][ T5687] el0t_64_sync+0x1a0/0x1a4 [ 81.765892][ T5683] CPU: 1 PID: 5683 Comm: syz.0.73 Not tainted syzkaller #0 [ 81.767018][ T5683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.768766][ T5683] Call trace: [ 81.769319][ T5683] dump_backtrace+0x0/0x458 [ 81.770057][ T5683] show_stack+0x2c/0x3c [ 81.770804][ T5683] __dump_stack+0x30/0x40 [ 81.771521][ T5683] dump_stack_lvl+0xf4/0x15c [ 81.772308][ T5683] dump_stack+0x1c/0x5c [ 81.773025][ T5683] sysfs_create_dir_ns+0x244/0x264 [ 81.773878][ T5683] kobject_add_internal+0x5ac/0xc3c [ 81.774767][ T5683] kobject_init_and_add+0x124/0x190 [ 81.775634][ T5683] gfs2_sys_fs_add+0x200/0x41c [ 81.776503][ T5683] gfs2_fill_super+0xddc/0x1a18 [ 81.777320][ T5683] get_tree_bdev+0x358/0x544 [ 81.778104][ T5683] gfs2_get_tree+0x54/0x1b4 [ 81.778873][ T5683] vfs_get_tree+0x90/0x274 [ 81.779647][ T5683] do_new_mount+0x228/0x810 [ 81.780429][ T5683] path_mount+0x5bc/0x1008 [ 81.781137][ T5683] __arm64_sys_mount+0x514/0x5f0 [ 81.781917][ T5683] invoke_syscall+0x98/0x2b0 [ 81.782651][ T5683] el0_svc_common+0x138/0x258 [ 81.783436][ T5683] do_el0_svc+0x58/0x13c [ 81.784150][ T5683] el0_svc+0x78/0x1d0 [ 81.784815][ T5683] el0t_64_sync_handler+0xcc/0xe4 [ 81.785679][ T5683] el0t_64_sync+0x1a0/0x1a4 [ 81.817144][ T5683] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.819441][ T5683] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.825136][ T5687] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.836981][ T5687] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.974404][ T5685] loop3: detected capacity change from 0 to 32768 [ 82.009438][ T5685] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.010744][ T5685] CPU: 1 PID: 5685 Comm: syz.3.74 Not tainted syzkaller #0 [ 82.011913][ T5685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.013588][ T5685] Call trace: [ 82.014175][ T5685] dump_backtrace+0x0/0x458 [ 82.015012][ T5685] show_stack+0x2c/0x3c [ 82.015688][ T5685] __dump_stack+0x30/0x40 [ 82.016473][ T5685] dump_stack_lvl+0xf4/0x15c [ 82.017270][ T5685] dump_stack+0x1c/0x5c [ 82.017957][ T5685] sysfs_create_dir_ns+0x244/0x264 [ 82.018821][ T5685] kobject_add_internal+0x5ac/0xc3c [ 82.019521][ T5689] loop4: detected capacity change from 0 to 32768 [ 82.019694][ T5685] kobject_init_and_add+0x124/0x190 [ 82.021587][ T5685] gfs2_sys_fs_add+0x200/0x41c [ 82.022473][ T5685] gfs2_fill_super+0xddc/0x1a18 [ 82.023314][ T5685] get_tree_bdev+0x358/0x544 [ 82.024063][ T5685] gfs2_get_tree+0x54/0x1b4 [ 82.024867][ T5685] vfs_get_tree+0x90/0x274 [ 82.025648][ T5685] do_new_mount+0x228/0x810 [ 82.026463][ T5685] path_mount+0x5bc/0x1008 [ 82.027238][ T5685] __arm64_sys_mount+0x514/0x5f0 [ 82.028105][ T5685] invoke_syscall+0x98/0x2b0 [ 82.028884][ T5685] el0_svc_common+0x138/0x258 [ 82.029605][ T5685] do_el0_svc+0x58/0x13c [ 82.030312][ T5685] el0_svc+0x78/0x1d0 [ 82.030951][ T5685] el0t_64_sync_handler+0xcc/0xe4 [ 82.031801][ T5685] el0t_64_sync+0x1a0/0x1a4 [ 82.051614][ T5687] loop1: detected capacity change from 0 to 32768 [ 82.053939][ T5685] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.056130][ T5685] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.058013][ T5689] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.059230][ T5689] CPU: 0 PID: 5689 Comm: syz.4.76 Not tainted syzkaller #0 [ 82.060409][ T5689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.062158][ T5689] Call trace: [ 82.062707][ T5689] dump_backtrace+0x0/0x458 [ 82.063441][ T5689] show_stack+0x2c/0x3c [ 82.064151][ T5689] __dump_stack+0x30/0x40 [ 82.064909][ T5689] dump_stack_lvl+0xf4/0x15c [ 82.065686][ T5689] dump_stack+0x1c/0x5c [ 82.066380][ T5689] sysfs_create_dir_ns+0x244/0x264 [ 82.067251][ T5689] kobject_add_internal+0x5ac/0xc3c [ 82.068106][ T5689] kobject_init_and_add+0x124/0x190 [ 82.068833][ T5691] loop0: detected capacity change from 0 to 32768 [ 82.068993][ T5689] gfs2_sys_fs_add+0x200/0x41c [ 82.070825][ T5689] gfs2_fill_super+0xddc/0x1a18 [ 82.071637][ T5689] get_tree_bdev+0x358/0x544 [ 82.072382][ T5689] gfs2_get_tree+0x54/0x1b4 [ 82.073135][ T5689] vfs_get_tree+0x90/0x274 [ 82.073884][ T5689] do_new_mount+0x228/0x810 [ 82.074638][ T5689] path_mount+0x5bc/0x1008 [ 82.075397][ T5689] __arm64_sys_mount+0x514/0x5f0 [ 82.076231][ T5689] invoke_syscall+0x98/0x2b0 [ 82.077089][ T5689] el0_svc_common+0x138/0x258 [ 82.077890][ T5689] do_el0_svc+0x58/0x13c [ 82.078653][ T5689] el0_svc+0x78/0x1d0 [ 82.079333][ T5689] el0t_64_sync_handler+0xcc/0xe4 [ 82.080151][ T5689] el0t_64_sync+0x1a0/0x1a4 [ 82.090677][ T5687] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.091997][ T5687] CPU: 0 PID: 5687 Comm: syz.1.75 Not tainted syzkaller #0 [ 82.093209][ T5687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.094831][ T5687] Call trace: [ 82.095388][ T5687] dump_backtrace+0x0/0x458 [ 82.096090][ T5687] show_stack+0x2c/0x3c [ 82.096766][ T5687] __dump_stack+0x30/0x40 [ 82.097501][ T5687] dump_stack_lvl+0xf4/0x15c [ 82.097745][ T5691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.098254][ T5687] dump_stack+0x1c/0x5c [ 82.100067][ T5687] sysfs_create_dir_ns+0x244/0x264 [ 82.100887][ T5687] kobject_add_internal+0x5ac/0xc3c [ 82.101718][ T5687] kobject_init_and_add+0x124/0x190 [ 82.102575][ T5687] gfs2_sys_fs_add+0x200/0x41c [ 82.103353][ T5687] gfs2_fill_super+0xddc/0x1a18 [ 82.104214][ T5687] get_tree_bdev+0x358/0x544 [ 82.104989][ T5687] gfs2_get_tree+0x54/0x1b4 [ 82.105681][ T5687] vfs_get_tree+0x90/0x274 [ 82.106382][ T5687] do_new_mount+0x228/0x810 [ 82.107149][ T5687] path_mount+0x5bc/0x1008 [ 82.107878][ T5687] __arm64_sys_mount+0x514/0x5f0 [ 82.108765][ T5687] invoke_syscall+0x98/0x2b0 [ 82.109573][ T5687] el0_svc_common+0x138/0x258 [ 82.110355][ T5687] do_el0_svc+0x58/0x13c [ 82.111100][ T5687] el0_svc+0x78/0x1d0 [ 82.111780][ T5687] el0t_64_sync_handler+0xcc/0xe4 [ 82.112654][ T5687] el0t_64_sync+0x1a0/0x1a4 [ 82.113883][ T5691] CPU: 1 PID: 5691 Comm: syz.0.77 Not tainted syzkaller #0 [ 82.115158][ T5691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.116896][ T5691] Call trace: [ 82.117443][ T5691] dump_backtrace+0x0/0x458 [ 82.118182][ T5689] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.118229][ T5691] show_stack+0x2c/0x3c [ 82.120514][ T5689] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.121220][ T5691] __dump_stack+0x30/0x40 [ 82.122984][ T5691] dump_stack_lvl+0xf4/0x15c [ 82.123782][ T5691] dump_stack+0x1c/0x5c [ 82.124492][ T5691] sysfs_create_dir_ns+0x244/0x264 [ 82.125370][ T5691] kobject_add_internal+0x5ac/0xc3c [ 82.126273][ T5691] kobject_init_and_add+0x124/0x190 [ 82.127139][ T5691] gfs2_sys_fs_add+0x200/0x41c [ 82.127945][ T5691] gfs2_fill_super+0xddc/0x1a18 [ 82.128517][ T5687] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.128777][ T5691] get_tree_bdev+0x358/0x544 [ 82.130981][ T5687] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.131653][ T5691] gfs2_get_tree+0x54/0x1b4 [ 82.133445][ T5691] vfs_get_tree+0x90/0x274 [ 82.134116][ T5691] do_new_mount+0x228/0x810 [ 82.134906][ T5691] path_mount+0x5bc/0x1008 [ 82.135618][ T5691] __arm64_sys_mount+0x514/0x5f0 [ 82.136387][ T5691] invoke_syscall+0x98/0x2b0 [ 82.137152][ T5691] el0_svc_common+0x138/0x258 [ 82.138006][ T5691] do_el0_svc+0x58/0x13c [ 82.138672][ T5691] el0_svc+0x78/0x1d0 [ 82.139309][ T5691] el0t_64_sync_handler+0xcc/0xe4 [ 82.140087][ T5691] el0t_64_sync+0x1a0/0x1a4 [ 82.189107][ T5691] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.192287][ T5691] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.366818][ T5689] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.368223][ T5689] CPU: 0 PID: 5689 Comm: syz.4.76 Not tainted syzkaller #0 [ 82.369394][ T5689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.371127][ T5689] Call trace: [ 82.371698][ T5689] dump_backtrace+0x0/0x458 [ 82.372385][ T5689] show_stack+0x2c/0x3c [ 82.373009][ T5689] __dump_stack+0x30/0x40 [ 82.373754][ T5689] dump_stack_lvl+0xf4/0x15c [ 82.374559][ T5689] dump_stack+0x1c/0x5c [ 82.375222][ T5689] sysfs_create_dir_ns+0x244/0x264 [ 82.376070][ T5689] kobject_add_internal+0x5ac/0xc3c [ 82.376994][ T5689] kobject_init_and_add+0x124/0x190 [ 82.377899][ T5689] gfs2_sys_fs_add+0x200/0x41c [ 82.378819][ T5689] gfs2_fill_super+0xddc/0x1a18 [ 82.379693][ T5689] get_tree_bdev+0x358/0x544 [ 82.380482][ T5689] gfs2_get_tree+0x54/0x1b4 [ 82.381189][ T5689] vfs_get_tree+0x90/0x274 [ 82.381936][ T5689] do_new_mount+0x228/0x810 [ 82.382695][ T5689] path_mount+0x5bc/0x1008 [ 82.383426][ T5689] __arm64_sys_mount+0x514/0x5f0 [ 82.384258][ T5689] invoke_syscall+0x98/0x2b0 [ 82.384955][ T5689] el0_svc_common+0x138/0x258 [ 82.385765][ T5689] do_el0_svc+0x58/0x13c [ 82.386555][ T5689] el0_svc+0x78/0x1d0 [ 82.387200][ T5689] el0t_64_sync_handler+0xcc/0xe4 [ 82.388004][ T5689] el0t_64_sync+0x1a0/0x1a4 [ 82.401623][ T5693] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.402922][ T5693] CPU: 1 PID: 5693 Comm: syz.3.78 Not tainted syzkaller #0 [ 82.404175][ T5693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.405859][ T5693] Call trace: [ 82.406372][ T5693] dump_backtrace+0x0/0x458 [ 82.407109][ T5693] show_stack+0x2c/0x3c [ 82.407842][ T5693] __dump_stack+0x30/0x40 [ 82.408578][ T5693] dump_stack_lvl+0xf4/0x15c [ 82.409364][ T5693] dump_stack+0x1c/0x5c [ 82.410072][ T5693] sysfs_create_dir_ns+0x244/0x264 [ 82.410878][ T5693] kobject_add_internal+0x5ac/0xc3c [ 82.411784][ T5693] kobject_init_and_add+0x124/0x190 [ 82.412648][ T5693] gfs2_sys_fs_add+0x200/0x41c [ 82.413429][ T5693] gfs2_fill_super+0xddc/0x1a18 [ 82.414264][ T5693] get_tree_bdev+0x358/0x544 [ 82.414983][ T5693] gfs2_get_tree+0x54/0x1b4 [ 82.415690][ T5693] vfs_get_tree+0x90/0x274 [ 82.416426][ T5693] do_new_mount+0x228/0x810 [ 82.417019][ T5689] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.417141][ T5693] path_mount+0x5bc/0x1008 [ 82.420072][ T5693] __arm64_sys_mount+0x514/0x5f0 [ 82.420206][ T5689] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.420925][ T5693] invoke_syscall+0x98/0x2b0 [ 82.422701][ T5693] el0_svc_common+0x138/0x258 [ 82.423518][ T5693] do_el0_svc+0x58/0x13c [ 82.424247][ T5693] el0_svc+0x78/0x1d0 [ 82.424924][ T5693] el0t_64_sync_handler+0xcc/0xe4 [ 82.425761][ T5693] el0t_64_sync+0x1a0/0x1a4 [ 82.429437][ T5693] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.431873][ T5693] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.449029][ T5695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.450261][ T5695] CPU: 0 PID: 5695 Comm: syz.1.79 Not tainted syzkaller #0 [ 82.451485][ T5695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.453257][ T5695] Call trace: [ 82.453795][ T5695] dump_backtrace+0x0/0x458 [ 82.454483][ T5695] show_stack+0x2c/0x3c [ 82.455196][ T5695] __dump_stack+0x30/0x40 [ 82.455951][ T5695] dump_stack_lvl+0xf4/0x15c [ 82.456736][ T5695] dump_stack+0x1c/0x5c [ 82.457428][ T5695] sysfs_create_dir_ns+0x244/0x264 [ 82.458362][ T5695] kobject_add_internal+0x5ac/0xc3c [ 82.459297][ T5695] kobject_init_and_add+0x124/0x190 [ 82.460184][ T5695] gfs2_sys_fs_add+0x200/0x41c [ 82.461032][ T5695] gfs2_fill_super+0xddc/0x1a18 [ 82.461819][ T5695] get_tree_bdev+0x358/0x544 [ 82.462605][ T5695] gfs2_get_tree+0x54/0x1b4 [ 82.463349][ T5695] vfs_get_tree+0x90/0x274 [ 82.464076][ T5695] do_new_mount+0x228/0x810 [ 82.464853][ T5695] path_mount+0x5bc/0x1008 [ 82.465603][ T5695] __arm64_sys_mount+0x514/0x5f0 [ 82.466384][ T5695] invoke_syscall+0x98/0x2b0 [ 82.467158][ T5695] el0_svc_common+0x138/0x258 [ 82.467950][ T5695] do_el0_svc+0x58/0x13c [ 82.468703][ T5695] el0_svc+0x78/0x1d0 [ 82.469415][ T5695] el0t_64_sync_handler+0xcc/0xe4 [ 82.470249][ T5695] el0t_64_sync+0x1a0/0x1a4 [ 82.479925][ T5691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.481141][ T5691] CPU: 0 PID: 5691 Comm: syz.0.77 Not tainted syzkaller #0 [ 82.482365][ T5691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.483949][ T5691] Call trace: [ 82.484477][ T5691] dump_backtrace+0x0/0x458 [ 82.485259][ T5691] show_stack+0x2c/0x3c [ 82.485987][ T5691] __dump_stack+0x30/0x40 [ 82.486682][ T5691] dump_stack_lvl+0xf4/0x15c [ 82.487432][ T5691] dump_stack+0x1c/0x5c [ 82.488148][ T5691] sysfs_create_dir_ns+0x244/0x264 [ 82.489012][ T5691] kobject_add_internal+0x5ac/0xc3c [ 82.489910][ T5691] kobject_init_and_add+0x124/0x190 [ 82.490768][ T5691] gfs2_sys_fs_add+0x200/0x41c [ 82.491581][ T5691] gfs2_fill_super+0xddc/0x1a18 [ 82.492387][ T5691] get_tree_bdev+0x358/0x544 [ 82.493176][ T5691] gfs2_get_tree+0x54/0x1b4 [ 82.493894][ T5691] vfs_get_tree+0x90/0x274 [ 82.494612][ T5691] do_new_mount+0x228/0x810 [ 82.495368][ T5691] path_mount+0x5bc/0x1008 [ 82.496092][ T5691] __arm64_sys_mount+0x514/0x5f0 [ 82.496923][ T5691] invoke_syscall+0x98/0x2b0 [ 82.497689][ T5691] el0_svc_common+0x138/0x258 [ 82.498498][ T5691] do_el0_svc+0x58/0x13c [ 82.499190][ T5691] el0_svc+0x78/0x1d0 [ 82.499889][ T5691] el0t_64_sync_handler+0xcc/0xe4 [ 82.500684][ T5691] el0t_64_sync+0x1a0/0x1a4 [ 82.508331][ T5695] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.510516][ T5695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.537035][ T5691] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.539353][ T5691] gfs2: fsid=syz:syz: error -17 adding sysfs files