Warning: Permanently added '10.128.1.216' (ED25519) to the list of known hosts. 1970/01/01 00:00:58 parsed 1 programs [ 59.475143][ T4610] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 60.700284][ T340] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.701516][ T340] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.705710][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.711518][ T775] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.712877][ T775] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.739057][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.192981][ T4712] chnl_net:caif_netlink_parms(): no params data found [ 61.216272][ T4712] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.217595][ T4712] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.219235][ T4712] device bridge_slave_0 entered promiscuous mode [ 61.221389][ T4712] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.222471][ T4712] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.224202][ T4712] device bridge_slave_1 entered promiscuous mode [ 61.234451][ T4712] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.237418][ T4712] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.246429][ T4712] team0: Port device team_slave_0 added [ 61.248806][ T4712] team0: Port device team_slave_1 added [ 61.258339][ T4712] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.259528][ T4712] 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. [ 61.264163][ T4712] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.266780][ T4712] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.267952][ T4712] 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. [ 61.272005][ T4712] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.344449][ T4712] device hsr_slave_0 entered promiscuous mode [ 61.384216][ T4712] device hsr_slave_1 entered promiscuous mode [ 61.490992][ T4712] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.544584][ T4712] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.574491][ T4712] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.595438][ T4712] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.649202][ T4712] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.650448][ T4712] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.651830][ T4712] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.653253][ T4712] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.679533][ T4712] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.688176][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.689968][ T775] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.691984][ T775] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.707209][ T4712] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.709882][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.711663][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.713761][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.714873][ T340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.725386][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.727130][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.728657][ T775] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.729709][ T775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.732910][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.745802][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.747758][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.750008][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.751922][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.755247][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.759232][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.761286][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.762981][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.765985][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.769168][ T4712] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.773048][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.844907][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.846292][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.850927][ T4712] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.913964][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 61.915734][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 61.918974][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 61.920606][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 61.922392][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 61.924550][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 61.927041][ T4712] device veth0_vlan entered promiscuous mode [ 61.931307][ T4712] device veth1_vlan entered promiscuous mode [ 61.941877][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 61.944251][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 61.945826][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 61.947367][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 61.950684][ T4712] device veth0_macvtap entered promiscuous mode [ 61.953496][ T4712] device veth1_macvtap entered promiscuous mode [ 61.959774][ T4712] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 61.961037][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 61.962627][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 61.964612][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 61.966439][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 61.975816][ T4712] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 61.978249][ T4712] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.979822][ T4712] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.981351][ T4712] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.982862][ T4712] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 61.985794][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 61.987550][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:01:02 executed programs: 0 [ 62.343818][ T4783] chnl_net:caif_netlink_parms(): no params data found [ 62.362668][ T4790] chnl_net:caif_netlink_parms(): no params data found [ 62.417250][ T4780] chnl_net:caif_netlink_parms(): no params data found [ 62.425906][ T4795] chnl_net:caif_netlink_parms(): no params data found [ 62.431377][ T4783] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.432500][ T4783] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.434317][ T4783] device bridge_slave_0 entered promiscuous mode [ 62.444283][ T4783] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.445508][ T4783] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.447144][ T4783] device bridge_slave_1 entered promiscuous mode [ 62.452593][ T4792] chnl_net:caif_netlink_parms(): no params data found [ 62.468757][ T4783] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.472711][ T4783] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.478992][ T4790] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.480234][ T4790] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.481896][ T4790] device bridge_slave_0 entered promiscuous mode [ 62.500347][ T4790] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.501554][ T4790] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.503098][ T4790] device bridge_slave_1 entered promiscuous mode [ 62.538690][ T4783] team0: Port device team_slave_0 added [ 62.540011][ T4780] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.541263][ T4780] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.542927][ T4780] device bridge_slave_0 entered promiscuous mode [ 62.551589][ T4795] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.552844][ T4795] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.554546][ T4795] device bridge_slave_0 entered promiscuous mode [ 62.558515][ T4783] team0: Port device team_slave_1 added [ 62.564435][ T4780] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.565728][ T4780] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.567201][ T4780] device bridge_slave_1 entered promiscuous mode [ 62.573617][ T4790] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.575297][ T4795] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.576546][ T4795] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.578227][ T4795] device bridge_slave_1 entered promiscuous mode [ 62.596689][ T4783] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.597891][ T4783] 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. [ 62.602614][ T4783] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.609502][ T4780] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.612595][ T4790] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.618162][ T4792] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.619395][ T4792] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.621151][ T4792] device bridge_slave_0 entered promiscuous mode [ 62.626720][ T4783] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.627941][ T4783] 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. [ 62.632505][ T4783] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.638185][ T4780] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.643056][ T4792] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.645334][ T4792] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.647449][ T4792] device bridge_slave_1 entered promiscuous mode [ 62.659137][ T4795] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.662293][ T4795] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.682978][ T4790] team0: Port device team_slave_0 added [ 62.685848][ T4790] team0: Port device team_slave_1 added [ 62.705064][ T4792] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.708078][ T4780] team0: Port device team_slave_0 added [ 62.719920][ T4790] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.721172][ T4790] 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. [ 62.725983][ T4790] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.775305][ T4783] device hsr_slave_0 entered promiscuous mode [ 62.813399][ T4783] device hsr_slave_1 entered promiscuous mode [ 62.853177][ T4783] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.854346][ T4783] Cannot create hsr debugfs directory [ 62.856000][ T4780] team0: Port device team_slave_1 added [ 62.858431][ T4795] team0: Port device team_slave_0 added [ 62.863449][ T4790] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.864617][ T4790] 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. [ 62.868810][ T4790] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.873334][ T4792] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.882961][ T4795] team0: Port device team_slave_1 added [ 62.905907][ T4792] team0: Port device team_slave_0 added [ 62.914735][ T4780] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.915873][ T4780] 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. [ 62.920313][ T4780] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.922880][ T4780] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.924656][ T4780] 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. [ 62.928644][ T4780] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.941838][ T4792] team0: Port device team_slave_1 added [ 62.951054][ T4795] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.952213][ T4795] 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. [ 62.957326][ T4795] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.971866][ T4792] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.973087][ T4792] 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. [ 62.977816][ T4792] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.980276][ T4792] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.981440][ T4792] 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. [ 62.988119][ T4792] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.036781][ T4795] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.038046][ T4795] 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. [ 63.042685][ T4795] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.074420][ T4790] device hsr_slave_0 entered promiscuous mode [ 63.113362][ T4790] device hsr_slave_1 entered promiscuous mode [ 63.153371][ T4790] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.154593][ T4790] Cannot create hsr debugfs directory [ 63.194419][ T4780] device hsr_slave_0 entered promiscuous mode [ 63.243454][ T4780] device hsr_slave_1 entered promiscuous mode [ 63.283260][ T4780] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.284516][ T4780] Cannot create hsr debugfs directory [ 63.374453][ T4795] device hsr_slave_0 entered promiscuous mode [ 63.413350][ T4795] device hsr_slave_1 entered promiscuous mode [ 63.453229][ T4795] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.454401][ T4795] Cannot create hsr debugfs directory [ 63.514592][ T4792] device hsr_slave_0 entered promiscuous mode [ 63.567203][ T4792] device hsr_slave_1 entered promiscuous mode [ 63.593324][ T4792] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.594613][ T4792] Cannot create hsr debugfs directory [ 63.979189][ T4795] netdevsim netdevsim4 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.993914][ T4783] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.024627][ T4783] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.065775][ T4783] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.114596][ T4783] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.163715][ T3625] Bluetooth: hci0: command 0x0409 tx timeout [ 64.163756][ T4143] Bluetooth: hci1: command 0x0409 tx timeout [ 64.166303][ T4783] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.170678][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.172245][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.179181][ T4783] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.182072][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.186619][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.188220][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.189397][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.196865][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.198603][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.200143][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.201633][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.203030][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.213601][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.215468][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.217175][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.219307][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.220915][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.222607][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.225491][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.227064][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.228557][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.230223][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.233942][ T4783] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.237560][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.243677][ T3625] Bluetooth: hci3: command 0x0409 tx timeout [ 64.243789][ T4147] Bluetooth: hci4: command 0x0409 tx timeout [ 64.245796][ T4147] Bluetooth: hci2: command 0x0409 tx timeout [ 64.281017][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.282530][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.290926][ T4783] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.298354][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.300130][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.310925][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.312643][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.315399][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.317048][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.318742][ T4783] device veth0_vlan entered promiscuous mode [ 64.322922][ T4783] device veth1_vlan entered promiscuous mode [ 64.335767][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.337508][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.339391][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.341223][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.346012][ T4783] device veth0_macvtap entered promiscuous mode [ 64.348573][ T4783] device veth1_macvtap entered promiscuous mode [ 64.355342][ T4783] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.357069][ T4783] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.359307][ T4783] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.360613][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.362215][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.365683][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.367358][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.370677][ T4783] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.372498][ T4783] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.375869][ T4783] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.378582][ T4783] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.380010][ T4783] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.381431][ T4783] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.382859][ T4783] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.386886][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.388495][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.434532][ T1643] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.435808][ T1643] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.437294][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.448290][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.449618][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.450895][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.627423][ T4962] loop0: detected capacity change from 0 to 32768 [ 64.642164][ T4962] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 64.644293][ T4962] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 64.671865][ T4962] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 64.702138][ T4962] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 65.149737][ T5007] loop0: detected capacity change from 0 to 32768 [ 65.240455][ T5007] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 65.242146][ T5007] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 65.255418][ T5007] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 65.300476][ T5007] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 65.732867][ T5059] loop0: detected capacity change from 0 to 32768 [ 65.779585][ T5059] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 65.780927][ T5059] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 65.795240][ T5059] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 65.827912][ T5059] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 66.243562][ T4147] Bluetooth: hci1: command 0x041b tx timeout [ 66.246095][ T3625] Bluetooth: hci0: command 0x041b tx timeout [ 66.289405][ T5113] loop0: detected capacity change from 0 to 32768 [ 66.298362][ T5113] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 66.299793][ T5113] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 66.318816][ T5113] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 66.323760][ T4147] Bluetooth: hci2: command 0x041b tx timeout [ 66.324892][ T4147] Bluetooth: hci4: command 0x041b tx timeout [ 66.325880][ T4147] Bluetooth: hci3: command 0x041b tx timeout [ 66.351359][ T5113] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 66.748724][ T4795] netdevsim netdevsim4 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.836117][ T5149] loop0: detected capacity change from 0 to 32768 [ 66.868258][ T4795] netdevsim netdevsim4 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.880046][ T5149] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 66.881689][ T5149] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 66.917438][ T5149] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 66.940293][ T4795] netdevsim netdevsim4 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.991555][ T5149] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 67.137590][ T4795] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.164824][ T4795] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.205453][ T4795] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 67.244150][ T4795] netdevsim netdevsim4 netdevsim3: renamed from eth3 1970/01/01 00:01:07 executed programs: 15 [ 67.395023][ T4780] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.425310][ T4780] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.478104][ T4780] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.515765][ T5184] loop0: detected capacity change from 0 to 32768 [ 67.529376][ T4780] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.545165][ T5184] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 67.546544][ T5184] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 67.557133][ T5184] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 67.602199][ T5184] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 67.904163][ T4795] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.961154][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.962884][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.979030][ T4795] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.987057][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.988686][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.990285][ T775] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.991461][ T775] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.007553][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.010695][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.012221][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.014502][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.015757][ T340] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.029127][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.039502][ T4780] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.044027][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.047343][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.049405][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.051090][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.061257][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.062979][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.123358][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.124977][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.127764][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.129389][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.132246][ T4780] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.154504][ T4795] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.164937][ T4795] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.167544][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.169350][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.170825][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.171972][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.177461][ T5229] loop0: detected capacity change from 0 to 32768 [ 68.178753][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.180522][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.182513][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.183822][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.186174][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.188857][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.190516][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.192417][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.197441][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.199184][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.200588][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.202673][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.202935][ T5229] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 68.205217][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.207510][ T5229] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 68.207952][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.219630][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.221374][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.230380][ T4780] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.232518][ T4780] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.239442][ T5229] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 68.240744][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.242476][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.279796][ T5229] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 68.323583][ T4144] Bluetooth: hci0: command 0x040f tx timeout [ 68.324939][ T4144] Bluetooth: hci1: command 0x040f tx timeout [ 68.371104][ T4792] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.403988][ T4144] Bluetooth: hci3: command 0x040f tx timeout [ 68.405275][ T4144] Bluetooth: hci4: command 0x040f tx timeout [ 68.406367][ T4144] Bluetooth: hci2: command 0x040f tx timeout [ 68.408737][ T4792] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.454533][ T4790] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.484463][ T4790] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.508246][ T4790] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.569226][ T4792] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.589493][ T4792] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.635071][ T4790] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.684662][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.686085][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.692431][ T4780] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.707878][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.709220][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.748563][ T4795] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.750166][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.751765][ T1643] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.780889][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.782479][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.791202][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.792749][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.799847][ T4780] device veth0_vlan entered promiscuous mode [ 68.825287][ T4780] device veth1_vlan entered promiscuous mode [ 68.878427][ T4792] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.917322][ T5282] loop0: detected capacity change from 0 to 32768 [ 68.924422][ T4790] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.928502][ T5282] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 68.930015][ T5282] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 68.933076][ T4780] device veth0_macvtap entered promiscuous mode [ 68.936734][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.938316][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.939840][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.941395][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.942984][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.946266][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.948944][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.956581][ T4792] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.957278][ T5282] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 68.985544][ T4780] device veth1_macvtap entered promiscuous mode [ 68.990766][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.992412][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.997543][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.998700][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.001691][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.009724][ T5282] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 69.026112][ T4790] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.036390][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.037946][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.039432][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.040980][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.094315][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.095943][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.097472][ T775] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.098622][ T775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.100079][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.101724][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.109405][ T775] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.110718][ T775] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.112273][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.117396][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.118907][ T775] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.120024][ T775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.122030][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.142545][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.144558][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.146291][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.148324][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.150143][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.151751][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.154268][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.155831][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.157350][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.159074][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.160755][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.162455][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.165829][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.167360][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.168962][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.170691][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.173541][ T4780] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.175302][ T4780] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.177043][ T4780] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.178782][ T4780] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.181016][ T4780] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.188852][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.190480][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.191947][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.194797][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.196405][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.197984][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.200591][ T4795] device veth0_vlan entered promiscuous mode [ 69.219529][ T4790] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.221187][ T4790] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.228306][ T4780] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.230226][ T4780] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.232006][ T4780] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.236935][ T4780] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.239237][ T4780] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.241647][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.243519][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.245239][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.246676][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.248364][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.249866][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.251330][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 69.252975][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 69.260652][ T4792] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.264566][ T4780] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.266058][ T4780] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.267529][ T4780] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.269032][ T4780] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.284830][ T4795] device veth1_vlan entered promiscuous mode [ 69.299970][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.301561][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.374100][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.375741][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.377337][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.413728][ T4792] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.417714][ T4795] device veth0_macvtap entered promiscuous mode [ 69.424847][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.426472][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.427802][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.442742][ T4795] device veth1_macvtap entered promiscuous mode [ 69.478072][ T4795] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.480101][ T4795] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.481856][ T4795] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.497584][ T4795] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.499331][ T4795] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.501192][ T4795] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.508685][ T4795] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.529259][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 69.530963][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.532498][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.543729][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.545152][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.552256][ T4790] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.564798][ T4795] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.569721][ T4795] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.571367][ T4795] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.573085][ T4795] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.576231][ T4795] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.577845][ T4795] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.580403][ T4795] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.582264][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.584106][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.585901][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 69.587521][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 69.605039][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.606492][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.608534][ T21] cfg80211: failed to load regulatory.db [ 69.614571][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.615735][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.616711][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.677508][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.679185][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.688105][ T4792] device veth0_vlan entered promiscuous mode [ 69.691767][ T4792] device veth1_vlan entered promiscuous mode [ 69.693927][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.695746][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.697395][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.698976][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.700339][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.714904][ T4795] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.716484][ T4795] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.717942][ T4795] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.719421][ T4795] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.749094][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.750754][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.752265][ T1725] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 69.786130][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.787776][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.789369][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.790959][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.792449][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.804668][ T4790] device veth0_vlan entered promiscuous mode [ 69.810607][ T5337] loop0: detected capacity change from 0 to 32768 [ 69.851055][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.852979][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.862592][ T4792] device veth0_macvtap entered promiscuous mode [ 69.870229][ T4790] device veth1_vlan entered promiscuous mode [ 69.897328][ T4792] device veth1_macvtap entered promiscuous mode [ 69.898836][ T5337] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 69.900198][ T5337] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 69.920772][ T5337] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 69.991658][ T5337] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 69.997729][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.999352][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.000888][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.002503][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.017970][ T1725] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.019387][ T1725] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.020812][ T1725] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.037212][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.038989][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.040529][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.042347][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.068280][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.070123][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.071868][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.085510][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.099656][ T4792] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.115536][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.117273][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.122149][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.124664][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.126244][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.127903][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.150579][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.152416][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.177031][ T4792] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.178841][ T4792] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.191706][ T4792] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.205276][ T4792] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.206812][ T4792] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.208273][ T4792] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.209831][ T4792] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.235911][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.237804][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.239240][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.240819][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.244854][ T4790] device veth0_macvtap entered promiscuous mode [ 70.247604][ T4790] device veth1_macvtap entered promiscuous mode [ 70.257700][ T5352] loop1: detected capacity change from 0 to 32768 [ 70.266331][ T1725] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.267648][ T1725] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.283945][ T5352] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 70.285237][ T5352] CPU: 0 PID: 5352 Comm: syz.1.16 Not tainted syzkaller #0 [ 70.286453][ T5352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 70.288196][ T5352] Call trace: [ 70.288722][ T5352] dump_backtrace+0x0/0x458 [ 70.289476][ T5352] show_stack+0x2c/0x3c [ 70.290134][ T5352] __dump_stack+0x30/0x40 [ 70.290820][ T5352] dump_stack_lvl+0xf4/0x15c [ 70.291578][ T5352] dump_stack+0x1c/0x5c [ 70.292272][ T5352] sysfs_create_dir_ns+0x244/0x264 [ 70.293206][ T5352] kobject_add_internal+0x5ac/0xc3c [ 70.294173][ T5352] kobject_init_and_add+0x124/0x190 [ 70.295051][ T5352] gfs2_sys_fs_add+0x200/0x41c [ 70.295955][ T5352] gfs2_fill_super+0xddc/0x1a18 [ 70.296824][ T5352] get_tree_bdev+0x358/0x544 [ 70.297624][ T5352] gfs2_get_tree+0x54/0x1b4 [ 70.298392][ T5352] vfs_get_tree+0x90/0x274 [ 70.299147][ T5352] do_new_mount+0x228/0x810 [ 70.299911][ T5352] path_mount+0x5bc/0x1008 [ 70.300682][ T5352] __arm64_sys_mount+0x514/0x5f0 [ 70.301493][ T5352] invoke_syscall+0x98/0x2b0 [ 70.302359][ T5352] el0_svc_common+0x138/0x258 [ 70.303180][ T5352] do_el0_svc+0x58/0x13c [ 70.303960][ T5352] el0_svc+0x78/0x1d0 [ 70.304696][ T5352] el0t_64_sync_handler+0xcc/0xe4 [ 70.305566][ T5352] el0t_64_sync+0x1a0/0x1a4 [ 70.307955][ T1725] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.309527][ T1725] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.311046][ T1725] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.340748][ T1848] device hsr_slave_0 left promiscuous mode [ 70.353867][ T5352] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 70.356108][ T5352] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 70.374402][ T1848] device hsr_slave_1 left promiscuous mode [ 70.403549][ T4143] Bluetooth: hci1: command 0x0419 tx timeout [ 70.404678][ T4143] Bluetooth: hci0: command 0x0419 tx timeout [ 70.456992][ T1848] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.458371][ T1848] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.472952][ T1848] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.474283][ T1848] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.479332][ T1848] device bridge_slave_1 left promiscuous mode [ 70.480440][ T1848] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.483506][ T4143] Bluetooth: hci2: command 0x0419 tx timeout [ 70.484791][ T4143] Bluetooth: hci4: command 0x0419 tx timeout [ 70.485918][ T4143] Bluetooth: hci3: command 0x0419 tx timeout [ 70.504978][ T1848] device bridge_slave_0 left promiscuous mode [ 70.506027][ T1848] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.644437][ T1848] device veth1_macvtap left promiscuous mode [ 70.645482][ T1848] device veth0_macvtap left promiscuous mode [ 70.646561][ T1848] device veth1_vlan left promiscuous mode [ 70.647614][ T1848] device veth0_vlan left promiscuous mode [ 70.750510][ T5352] loop1: detected capacity change from 0 to 32768 [ 70.788892][ T5352] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 70.790277][ T5352] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 70.798600][ T5352] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 70.800858][ T4143] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 70.802122][ T4143] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 70.852481][ T4143] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 50ms [ 70.862226][ T4143] gfs2: fsid=syz:syz.0: jid=0: Done [ 70.874887][ T5352] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 70.926681][ T5352] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 70.930581][ T234] [ 70.930972][ T234] ====================================================== [ 70.932211][ T234] WARNING: possible circular locking dependency detected [ 70.933435][ T234] syzkaller #0 Not tainted [ 70.934238][ T234] ------------------------------------------------------ [ 70.935468][ T234] kworker/1:1H/234 is trying to acquire lock: [ 70.936527][ T234] ffff0000dd8dc0e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: freeze_super+0x54/0x36c [ 70.938194][ T234] [ 70.938194][ T234] but task is already holding lock: [ 70.939511][ T234] ffff80001e8a7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 70.941650][ T234] [ 70.941650][ T234] which lock already depends on the new lock. [ 70.941650][ T234] [ 70.943514][ T234] [ 70.943514][ T234] the existing dependency chain (in reverse order) is: [ 70.944995][ T234] [ 70.944995][ T234] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 70.946645][ T234] process_one_work+0x6e0/0x1138 [ 70.947531][ T234] worker_thread+0x8f4/0x1034 [ 70.947594][ T5378] loop0: detected capacity change from 0 to 32768 [ 70.948428][ T234] kthread+0x374/0x454 [ 70.950519][ T234] ret_from_fork+0x10/0x20 [ 70.951396][ T234] [ 70.951396][ T234] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 70.952938][ T234] flush_workqueue+0x130/0x104c [ 70.953869][ T234] gfs2_gl_hash_clear+0xb0/0x2cc [ 70.954885][ T234] gfs2_put_super+0x614/0x6b4 [ 70.955827][ T234] generic_shutdown_super+0x130/0x2f0 [ 70.956810][ T234] kill_block_super+0x70/0xdc [ 70.957675][ T234] gfs2_kill_sb+0xc0/0xd4 [ 70.958502][ T234] deactivate_locked_super+0xb8/0x134 [ 70.959511][ T234] deactivate_super+0xf0/0x110 [ 70.960474][ T234] cleanup_mnt+0x3b8/0x46c [ 70.961426][ T234] __cleanup_mnt+0x20/0x30 [ 70.962259][ T234] task_work_run+0x12c/0x1d8 [ 70.963130][ T234] do_notify_resume+0x2450/0x309c [ 70.964053][ T234] el0_svc+0xf0/0x1d0 [ 70.964794][ T234] el0t_64_sync_handler+0xcc/0xe4 [ 70.965721][ T234] el0t_64_sync+0x1a0/0x1a4 [ 70.966544][ T234] [ 70.966544][ T234] -> #0 (&type->s_umount_key#50){+.+.}-{3:3}: [ 70.967940][ T234] __lock_acquire+0x2870/0x67ec [ 70.968874][ T234] lock_acquire+0x1f4/0x618 [ 70.969692][ T234] down_write+0xbc/0x12c [ 70.970446][ T234] freeze_super+0x54/0x36c [ 70.971246][ T234] freeze_go_sync+0x128/0x31c [ 70.972117][ T234] do_xmote+0x2ec/0xf58 [ 70.972773][ T234] run_queue+0x3fc/0x698 [ 70.973602][ T234] glock_work_func+0x208/0x440 [ 70.974439][ T234] process_one_work+0x79c/0x1138 [ 70.975399][ T234] worker_thread+0x8f4/0x1034 [ 70.976269][ T234] kthread+0x374/0x454 [ 70.977020][ T234] ret_from_fork+0x10/0x20 [ 70.977883][ T234] [ 70.977883][ T234] other info that might help us debug this: [ 70.977883][ T234] [ 70.979654][ T234] Chain exists of: [ 70.979654][ T234] &type->s_umount_key#50 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 70.979654][ T234] [ 70.982757][ T234] Possible unsafe locking scenario: [ 70.982757][ T234] [ 70.983981][ T234] CPU0 CPU1 [ 70.984939][ T234] ---- ---- [ 70.985817][ T234] lock((work_completion)(&(&gl->gl_work)->work)); [ 70.986962][ T234] lock((wq_completion)glock_workqueue); [ 70.988380][ T234] lock((work_completion)(&(&gl->gl_work)->work)); [ 70.989956][ T234] lock(&type->s_umount_key#50); [ 70.990901][ T234] [ 70.990901][ T234] *** DEADLOCK *** [ 70.990901][ T234] [ 70.992337][ T234] 2 locks held by kworker/1:1H/234: [ 70.993247][ T234] #0: ffff0000c67ca938 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x678/0x1138 [ 70.995197][ T234] #1: ffff80001e8a7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 70.997373][ T234] [ 70.997373][ T234] stack backtrace: [ 70.998433][ T234] CPU: 1 PID: 234 Comm: kworker/1:1H Not tainted syzkaller #0 [ 70.999746][ T234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 71.001517][ T234] Workqueue: glock_workqueue glock_work_func [ 71.002562][ T234] Call trace: [ 71.003149][ T234] dump_backtrace+0x0/0x458 [ 71.003928][ T234] show_stack+0x2c/0x3c [ 71.004641][ T234] __dump_stack+0x30/0x40 [ 71.005314][ T234] dump_stack_lvl+0xf4/0x15c [ 71.006107][ T234] dump_stack+0x1c/0x5c [ 71.006847][ T234] print_circular_bug+0x148/0x1b0 [ 71.007737][ T234] check_noncircular+0x264/0x2f8 [ 71.008640][ T234] __lock_acquire+0x2870/0x67ec [ 71.009400][ T234] lock_acquire+0x1f4/0x618 [ 71.010233][ T234] down_write+0xbc/0x12c [ 71.010961][ T234] freeze_super+0x54/0x36c [ 71.011706][ T234] freeze_go_sync+0x128/0x31c [ 71.012512][ T234] do_xmote+0x2ec/0xf58 [ 71.013226][ T234] run_queue+0x3fc/0x698 [ 71.013984][ T234] glock_work_func+0x208/0x440 [ 71.014832][ T234] process_one_work+0x79c/0x1138 [ 71.015737][ T234] worker_thread+0x8f4/0x1034 [ 71.016579][ T234] kthread+0x374/0x454 [ 71.017337][ T234] ret_from_fork+0x10/0x20 [ 71.049423][ T5378] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 71.050741][ T5378] CPU: 0 PID: 5378 Comm: syz.0.28 Not tainted syzkaller #0 [ 71.051987][ T5378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 71.053745][ T5378] Call trace: [ 71.054363][ T5378] dump_backtrace+0x0/0x458 [ 71.055198][ T5378] show_stack+0x2c/0x3c [ 71.055992][ T5378] __dump_stack+0x30/0x40 [ 71.056689][ T5378] dump_stack_lvl+0xf4/0x15c [ 71.057405][ T5378] dump_stack+0x1c/0x5c [ 71.058071][ T5378] sysfs_create_dir_ns+0x244/0x264 [ 71.058858][ T5378] kobject_add_internal+0x5ac/0xc3c [ 71.059642][ T5378] kobject_init_and_add+0x124/0x190 [ 71.060434][ T5378] gfs2_sys_fs_add+0x200/0x41c [ 71.061163][ T5378] gfs2_fill_super+0xddc/0x1a18 [ 71.061893][ T5378] get_tree_bdev+0x358/0x544 [ 71.062670][ T5378] gfs2_get_tree+0x54/0x1b4 [ 71.063453][ T5378] vfs_get_tree+0x90/0x274 [ 71.064199][ T5378] do_new_mount+0x228/0x810 [ 71.064943][ T5378] path_mount+0x5bc/0x1008 [ 71.065685][ T5378] __arm64_sys_mount+0x514/0x5f0 [ 71.066582][ T5378] invoke_syscall+0x98/0x2b0 [ 71.067433][ T5378] el0_svc_common+0x138/0x258 [ 71.068302][ T5378] do_el0_svc+0x58/0x13c [ 71.068981][ T5378] el0_svc+0x78/0x1d0 [ 71.069679][ T5378] el0t_64_sync_handler+0xcc/0xe4 [ 71.070624][ T5378] el0t_64_sync+0x1a0/0x1a4 [ 71.072901][ T5378] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 71.074199][ T1848] team0 (unregistering): Port device team_slave_1 removed [ 71.075684][ T5378] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 71.080730][ T1848] team0 (unregistering): Port device team_slave_0 removed [ 71.088852][ T1848] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 71.116638][ T1848] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 71.207181][ T1848] bond0 (unregistering): Released all slaves [ 71.255844][ T5378] loop0: detected capacity change from 0 to 32768 [ 71.312937][ T5378] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 71.319501][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.321385][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.322824][ T5378] CPU: 0 PID: 5378 Comm: syz.0.28 Not tainted syzkaller #0 [ 71.324254][ T5378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 71.326025][ T5378] Call trace: [ 71.326605][ T5378] dump_backtrace+0x0/0x458 [ 71.327398][ T5378] show_stack+0x2c/0x3c [ 71.328064][ T5378] __dump_stack+0x30/0x40 [ 71.328779][ T5378] dump_stack_lvl+0xf4/0x15c [ 71.329568][ T5378] dump_stack+0x1c/0x5c [ 71.330293][ T5378] sysfs_create_dir_ns+0x244/0x264 [ 71.331153][ T5378] kobject_add_internal+0x5ac/0xc3c [ 71.332021][ T5378] kobject_init_and_add+0x124/0x190 [ 71.332478][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.332990][ T5378] gfs2_sys_fs_add+0x200/0x41c [ 71.335764][ T5378] gfs2_fill_super+0xddc/0x1a18 [ 71.335928][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.336596][ T5378] get_tree_bdev+0x358/0x544 [ 71.338336][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.339120][ T5378] gfs2_get_tree+0x54/0x1b4 [ 71.340847][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.341526][ T5378] vfs_get_tree+0x90/0x274 [ 71.343046][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.343686][ T5378] do_new_mount+0x228/0x810 [ 71.343701][ T5378] path_mount+0x5bc/0x1008 [ 71.343709][ T5378] __arm64_sys_mount+0x514/0x5f0 [ 71.343716][ T5378] invoke_syscall+0x98/0x2b0 [ 71.343727][ T5378] el0_svc_common+0x138/0x258 [ 71.343736][ T5378] do_el0_svc+0x58/0x13c [ 71.343742][ T5378] el0_svc+0x78/0x1d0 [ 71.343748][ T5378] el0t_64_sync_handler+0xcc/0xe4 [ 71.351617][ T5378] el0t_64_sync+0x1a0/0x1a4 [ 71.354198][ T5378] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 71.356298][ T5378] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 71.356850][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.371692][ T4790] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.375297][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.377019][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.383097][ T4792] ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' [ 71.397107][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.398353][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.439518][ T4792] ieee80211 phy16: Selected rate control algorithm 'minstrel_ht' [ 71.441101][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.444498][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.446281][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.448016][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.449869][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.451578][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.457767][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.460900][ T4790] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.464271][ T4790] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.466906][ T4790] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.469172][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.470751][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.495750][ T4790] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.508596][ T4790] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.510080][ T4790] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.511598][ T4790] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.530823][ T775] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.532080][ T775] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.538739][ T340] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.587383][ T4790] ieee80211 phy17: Selected rate control algorithm 'minstrel_ht' [ 71.636547][ T340] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.637809][ T340] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.639152][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.641673][ T4790] ieee80211 phy18: Selected rate control algorithm 'minstrel_ht' [ 71.676302][ T5404] loop0: detected capacity change from 0 to 32768 [ 71.678481][ T775] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.679769][ T775] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.681132][ T775] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.686488][ T5404] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 71.687857][ T5404] CPU: 0 PID: 5404 Comm: syz.0.29 Not tainted syzkaller #0 [ 71.689055][ T5404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 71.690620][ T5404] Call trace: [ 71.691154][ T5404] dump_backtrace+0x0/0x458 [ 71.691888][ T5404] show_stack+0x2c/0x3c [ 71.692612][ T5404] __dump_stack+0x30/0x40 [ 71.693365][ T5404] dump_stack_lvl+0xf4/0x15c [ 71.694071][ T5404] dump_stack+0x1c/0x5c [ 71.694749][ T5404] sysfs_create_dir_ns+0x244/0x264 [ 71.695587][ T5404] kobject_add_internal+0x5ac/0xc3c [ 71.696418][ T5404] kobject_init_and_add+0x124/0x190 [ 71.697279][ T5404] gfs2_sys_fs_add+0x200/0x41c [ 71.698140][ T5404] gfs2_fill_super+0xddc/0x1a18 [ 71.698951][ T5404] get_tree_bdev+0x358/0x544 [ 71.699687][ T5404] gfs2_get_tree+0x54/0x1b4 [ 71.700450][ T5404] vfs_get_tree+0x90/0x274 [ 71.701245][ T5404] do_new_mount+0x228/0x810 [ 71.702021][ T5404] path_mount+0x5bc/0x1008 [ 71.702782][ T5404] __arm64_sys_mount+0x514/0x5f0 [ 71.703659][ T5404] invoke_syscall+0x98/0x2b0 [ 71.704444][ T5404] el0_svc_common+0x138/0x258 [ 71.705226][ T5404] do_el0_svc+0x58/0x13c [ 71.705880][ T5404] el0_svc+0x78/0x1d0 [ 71.706646][ T5404] el0t_64_sync_handler+0xcc/0xe4 [ 71.707515][ T5404] el0t_64_sync+0x1a0/0x1a4 [ 71.738972][ T5410] loop4: detected capacity change from 0 to 32768 [ 71.765725][ T5410] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 71.767027][ T5410] CPU: 1 PID: 5410 Comm: syz.4.19 Not tainted syzkaller #0 [ 71.768186][ T5410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 71.769804][ T5410] Call trace: [ 71.770350][ T5410] dump_backtrace+0x0/0x458 [ 71.771107][ T5410] show_stack+0x2c/0x3c [ 71.771778][ T5410] __dump_stack+0x30/0x40 [ 71.772441][ T5410] dump_stack_lvl+0xf4/0x15c [ 71.773179][ T5410] dump_stack+0x1c/0x5c [ 71.773811][ T5410] sysfs_create_dir_ns+0x244/0x264 [ 71.774612][ T5410] kobject_add_internal+0x5ac/0xc3c [ 71.775456][ T5410] kobject_init_and_add+0x124/0x190 [ 71.776337][ T5410] gfs2_sys_fs_add+0x200/0x41c [ 71.777154][ T5410] gfs2_fill_super+0xddc/0x1a18 [ 71.777989][ T5410] get_tree_bdev+0x358/0x544 [ 71.778777][ T5410] gfs2_get_tree+0x54/0x1b4 [ 71.779101][ T5404] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 71.779492][ T5410] vfs_get_tree+0x90/0x274 [ 71.782361][ T5410] do_new_mount+0x228/0x810 [ 71.783130][ T5410] path_mount+0x5bc/0x1008 [ 71.783849][ T5410] __arm64_sys_mount+0x514/0x5f0 [ 71.784618][ T5410] invoke_syscall+0x98/0x2b0 [ 71.785365][ T5410] el0_svc_common+0x138/0x258 [ 71.786220][ T5410] do_el0_svc+0x58/0x13c [ 71.786929][ T5410] el0_svc+0x78/0x1d0 [ 71.787644][ T5410] el0t_64_sync_handler+0xcc/0xe4 [ 71.788496][ T5410] el0t_64_sync+0x1a0/0x1a4 [ 71.789188][ T5404] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 71.836458][ T5410] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 71.843705][ T5410] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 71.886398][ T5421] loop2: detected capacity change from 0 to 32768 [ 71.921077][ T5421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 71.922210][ T5421] CPU: 0 PID: 5421 Comm: syz.2.17 Not tainted syzkaller #0 [ 71.923315][ T5421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 71.925015][ T5421] Call trace: [ 71.925558][ T5421] dump_backtrace+0x0/0x458 [ 71.926328][ T5421] show_stack+0x2c/0x3c [ 71.927016][ T5421] __dump_stack+0x30/0x40 [ 71.927675][ T5421] dump_stack_lvl+0xf4/0x15c [ 71.928376][ T5421] dump_stack+0x1c/0x5c [ 71.929008][ T5421] sysfs_create_dir_ns+0x244/0x264 [ 71.929716][ T5421] kobject_add_internal+0x5ac/0xc3c [ 71.930524][ T5421] kobject_init_and_add+0x124/0x190 [ 71.931282][ T5421] gfs2_sys_fs_add+0x200/0x41c [ 71.931958][ T5421] gfs2_fill_super+0xddc/0x1a18 [ 71.932733][ T5421] get_tree_bdev+0x358/0x544 [ 71.933461][ T5421] gfs2_get_tree+0x54/0x1b4 [ 71.934288][ T5421] vfs_get_tree+0x90/0x274 [ 71.935066][ T5421] do_new_mount+0x228/0x810 [ 71.935858][ T5421] path_mount+0x5bc/0x1008 [ 71.936599][ T5421] __arm64_sys_mount+0x514/0x5f0 [ 71.937439][ T5421] invoke_syscall+0x98/0x2b0 [ 71.938307][ T5421] el0_svc_common+0x138/0x258 [ 71.939154][ T5421] do_el0_svc+0x58/0x13c [ 71.939834][ T5421] el0_svc+0x78/0x1d0 [ 71.940441][ T5421] el0t_64_sync_handler+0xcc/0xe4 [ 71.940772][ T5436] loop3: detected capacity change from 0 to 32768 [ 71.941211][ T5421] el0t_64_sync+0x1a0/0x1a4 [ 71.986636][ T5436] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 71.987908][ T5436] CPU: 1 PID: 5436 Comm: syz.3.18 Not tainted syzkaller #0 [ 71.989135][ T5436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 71.989949][ T5421] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 71.990740][ T5436] Call trace: [ 71.993488][ T5436] dump_backtrace+0x0/0x458 [ 71.994302][ T5436] show_stack+0x2c/0x3c [ 71.994969][ T5436] __dump_stack+0x30/0x40 [ 71.995738][ T5436] dump_stack_lvl+0xf4/0x15c [ 71.996571][ T5436] dump_stack+0x1c/0x5c [ 71.997398][ T5436] sysfs_create_dir_ns+0x244/0x264 [ 71.998314][ T5436] kobject_add_internal+0x5ac/0xc3c [ 71.999285][ T5436] kobject_init_and_add+0x124/0x190 [ 72.000038][ T5421] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.000268][ T5436] gfs2_sys_fs_add+0x200/0x41c [ 72.002190][ T5436] gfs2_fill_super+0xddc/0x1a18 [ 72.003035][ T5436] get_tree_bdev+0x358/0x544 [ 72.003798][ T5436] gfs2_get_tree+0x54/0x1b4 [ 72.004595][ T5436] vfs_get_tree+0x90/0x274 [ 72.005335][ T5436] do_new_mount+0x228/0x810 [ 72.006100][ T5436] path_mount+0x5bc/0x1008 [ 72.006850][ T5436] __arm64_sys_mount+0x514/0x5f0 [ 72.007663][ T5436] invoke_syscall+0x98/0x2b0 [ 72.008504][ T5436] el0_svc_common+0x138/0x258 [ 72.009293][ T5436] do_el0_svc+0x58/0x13c [ 72.009991][ T5436] el0_svc+0x78/0x1d0 [ 72.010689][ T5436] el0t_64_sync_handler+0xcc/0xe4 [ 72.011562][ T5436] el0t_64_sync+0x1a0/0x1a4 [ 72.069313][ T5436] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.071462][ T5436] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.090888][ T5404] loop0: detected capacity change from 0 to 32768 [ 72.108399][ T5404] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.109632][ T5404] CPU: 0 PID: 5404 Comm: syz.0.29 Not tainted syzkaller #0 [ 72.110928][ T5404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.112527][ T5404] Call trace: [ 72.113056][ T5404] dump_backtrace+0x0/0x458 [ 72.113851][ T5404] show_stack+0x2c/0x3c [ 72.114552][ T5404] __dump_stack+0x30/0x40 [ 72.115324][ T5404] dump_stack_lvl+0xf4/0x15c [ 72.116057][ T5404] dump_stack+0x1c/0x5c [ 72.116830][ T5404] sysfs_create_dir_ns+0x244/0x264 [ 72.117742][ T5404] kobject_add_internal+0x5ac/0xc3c [ 72.118642][ T5404] kobject_init_and_add+0x124/0x190 [ 72.119635][ T5404] gfs2_sys_fs_add+0x200/0x41c [ 72.120486][ T5404] gfs2_fill_super+0xddc/0x1a18 [ 72.121337][ T5404] get_tree_bdev+0x358/0x544 [ 72.122084][ T5404] gfs2_get_tree+0x54/0x1b4 [ 72.122887][ T5404] vfs_get_tree+0x90/0x274 [ 72.123690][ T5404] do_new_mount+0x228/0x810 [ 72.124453][ T5404] path_mount+0x5bc/0x1008 [ 72.125239][ T5404] __arm64_sys_mount+0x514/0x5f0 [ 72.126027][ T5404] invoke_syscall+0x98/0x2b0 [ 72.126847][ T5404] el0_svc_common+0x138/0x258 [ 72.127644][ T5404] do_el0_svc+0x58/0x13c [ 72.128383][ T5404] el0_svc+0x78/0x1d0 [ 72.129091][ T5404] el0t_64_sync_handler+0xcc/0xe4 [ 72.129944][ T5404] el0t_64_sync+0x1a0/0x1a4 [ 72.151818][ T5404] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.161927][ T5404] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.268978][ T5410] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.270276][ T5410] CPU: 1 PID: 5410 Comm: syz.4.19 Not tainted syzkaller #0 [ 72.271501][ T5410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.273187][ T5410] Call trace: [ 72.273722][ T5410] dump_backtrace+0x0/0x458 [ 72.274501][ T5410] show_stack+0x2c/0x3c [ 72.275270][ T5410] __dump_stack+0x30/0x40 [ 72.276005][ T5410] dump_stack_lvl+0xf4/0x15c [ 72.276792][ T5410] dump_stack+0x1c/0x5c [ 72.277574][ T5410] sysfs_create_dir_ns+0x244/0x264 [ 72.278428][ T5410] kobject_add_internal+0x5ac/0xc3c [ 72.279418][ T5410] kobject_init_and_add+0x124/0x190 [ 72.280365][ T5410] gfs2_sys_fs_add+0x200/0x41c [ 72.281168][ T5410] gfs2_fill_super+0xddc/0x1a18 [ 72.282036][ T5410] get_tree_bdev+0x358/0x544 [ 72.282877][ T5410] gfs2_get_tree+0x54/0x1b4 [ 72.283651][ T5410] vfs_get_tree+0x90/0x274 [ 72.284425][ T5410] do_new_mount+0x228/0x810 [ 72.285231][ T5410] path_mount+0x5bc/0x1008 [ 72.286016][ T5410] __arm64_sys_mount+0x514/0x5f0 [ 72.286931][ T5410] invoke_syscall+0x98/0x2b0 [ 72.287769][ T5410] el0_svc_common+0x138/0x258 [ 72.288627][ T5410] do_el0_svc+0x58/0x13c [ 72.289409][ T5410] el0_svc+0x78/0x1d0 [ 72.290125][ T5410] el0t_64_sync_handler+0xcc/0xe4 [ 72.290961][ T5410] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:12 executed programs: 25 [ 72.346765][ T5410] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.356614][ T5410] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.509724][ T5421] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.511007][ T5421] CPU: 0 PID: 5421 Comm: syz.2.17 Not tainted syzkaller #0 [ 72.512103][ T5421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.513862][ T5421] Call trace: [ 72.514419][ T5421] dump_backtrace+0x0/0x458 [ 72.515175][ T5421] show_stack+0x2c/0x3c [ 72.515875][ T5421] __dump_stack+0x30/0x40 [ 72.516633][ T5421] dump_stack_lvl+0xf4/0x15c [ 72.517392][ T5421] dump_stack+0x1c/0x5c [ 72.518112][ T5421] sysfs_create_dir_ns+0x244/0x264 [ 72.518934][ T5421] kobject_add_internal+0x5ac/0xc3c [ 72.519766][ T5421] kobject_init_and_add+0x124/0x190 [ 72.520603][ T5421] gfs2_sys_fs_add+0x200/0x41c [ 72.521446][ T5421] gfs2_fill_super+0xddc/0x1a18 [ 72.522255][ T5421] get_tree_bdev+0x358/0x544 [ 72.523013][ T5421] gfs2_get_tree+0x54/0x1b4 [ 72.523772][ T5421] vfs_get_tree+0x90/0x274 [ 72.524458][ T5421] do_new_mount+0x228/0x810 [ 72.525138][ T5421] path_mount+0x5bc/0x1008 [ 72.525836][ T5421] __arm64_sys_mount+0x514/0x5f0 [ 72.526713][ T5421] invoke_syscall+0x98/0x2b0 [ 72.527555][ T5421] el0_svc_common+0x138/0x258 [ 72.528329][ T5421] do_el0_svc+0x58/0x13c [ 72.529053][ T5421] el0_svc+0x78/0x1d0 [ 72.529663][ T5421] el0t_64_sync_handler+0xcc/0xe4 [ 72.530504][ T5421] el0t_64_sync+0x1a0/0x1a4 [ 72.568939][ T5436] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.572099][ T5436] CPU: 1 PID: 5436 Comm: syz.3.18 Not tainted syzkaller #0 [ 72.573283][ T5436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.575034][ T5436] Call trace: [ 72.575595][ T5436] dump_backtrace+0x0/0x458 [ 72.576400][ T5436] show_stack+0x2c/0x3c [ 72.577211][ T5436] __dump_stack+0x30/0x40 [ 72.577999][ T5436] dump_stack_lvl+0xf4/0x15c [ 72.578835][ T5436] dump_stack+0x1c/0x5c [ 72.579515][ T5436] sysfs_create_dir_ns+0x244/0x264 [ 72.580370][ T5436] kobject_add_internal+0x5ac/0xc3c [ 72.581277][ T5436] kobject_init_and_add+0x124/0x190 [ 72.582201][ T5436] gfs2_sys_fs_add+0x200/0x41c [ 72.583021][ T5436] gfs2_fill_super+0xddc/0x1a18 [ 72.583876][ T5436] get_tree_bdev+0x358/0x544 [ 72.584690][ T5436] gfs2_get_tree+0x54/0x1b4 [ 72.585461][ T5436] vfs_get_tree+0x90/0x274 [ 72.586213][ T5436] do_new_mount+0x228/0x810 [ 72.586749][ T5421] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.587000][ T5436] path_mount+0x5bc/0x1008 [ 72.589261][ T5421] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.590017][ T5436] __arm64_sys_mount+0x514/0x5f0 [ 72.591980][ T5436] invoke_syscall+0x98/0x2b0 [ 72.592763][ T5436] el0_svc_common+0x138/0x258 [ 72.593535][ T5436] do_el0_svc+0x58/0x13c [ 72.594263][ T5436] el0_svc+0x78/0x1d0 [ 72.594943][ T5436] el0t_64_sync_handler+0xcc/0xe4 [ 72.595819][ T5436] el0t_64_sync+0x1a0/0x1a4 [ 72.653547][ T5436] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.655782][ T5436] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.673727][ T5458] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.674969][ T5458] CPU: 0 PID: 5458 Comm: syz.0.30 Not tainted syzkaller #0 [ 72.676226][ T5458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.677992][ T5458] Call trace: [ 72.678531][ T5458] dump_backtrace+0x0/0x458 [ 72.679235][ T5458] show_stack+0x2c/0x3c [ 72.679878][ T5458] __dump_stack+0x30/0x40 [ 72.680575][ T5458] dump_stack_lvl+0xf4/0x15c [ 72.681349][ T5458] dump_stack+0x1c/0x5c [ 72.682078][ T5458] sysfs_create_dir_ns+0x244/0x264 [ 72.682978][ T5458] kobject_add_internal+0x5ac/0xc3c [ 72.683893][ T5458] kobject_init_and_add+0x124/0x190 [ 72.684812][ T5458] gfs2_sys_fs_add+0x200/0x41c [ 72.685620][ T5458] gfs2_fill_super+0xddc/0x1a18 [ 72.686460][ T5458] get_tree_bdev+0x358/0x544 [ 72.687306][ T5458] gfs2_get_tree+0x54/0x1b4 [ 72.688136][ T5458] vfs_get_tree+0x90/0x274 [ 72.688932][ T5458] do_new_mount+0x228/0x810 [ 72.689745][ T5458] path_mount+0x5bc/0x1008 [ 72.690470][ T5458] __arm64_sys_mount+0x514/0x5f0 [ 72.691298][ T5458] invoke_syscall+0x98/0x2b0 [ 72.692121][ T5458] el0_svc_common+0x138/0x258 [ 72.692904][ T5458] do_el0_svc+0x58/0x13c [ 72.693586][ T5458] el0_svc+0x78/0x1d0 [ 72.694237][ T5458] el0t_64_sync_handler+0xcc/0xe4 [ 72.695034][ T5458] el0t_64_sync+0x1a0/0x1a4 [ 72.738214][ T5458] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.740480][ T5458] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.777051][ T5466] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.778350][ T5466] CPU: 1 PID: 5466 Comm: syz.4.31 Not tainted syzkaller #0 [ 72.779516][ T5466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.781249][ T5466] Call trace: [ 72.781802][ T5466] dump_backtrace+0x0/0x458 [ 72.782520][ T5466] show_stack+0x2c/0x3c [ 72.783219][ T5466] __dump_stack+0x30/0x40 [ 72.783964][ T5466] dump_stack_lvl+0xf4/0x15c [ 72.784792][ T5466] dump_stack+0x1c/0x5c [ 72.785532][ T5466] sysfs_create_dir_ns+0x244/0x264 [ 72.786488][ T5466] kobject_add_internal+0x5ac/0xc3c [ 72.787423][ T5466] kobject_init_and_add+0x124/0x190 [ 72.788346][ T5466] gfs2_sys_fs_add+0x200/0x41c [ 72.789222][ T5466] gfs2_fill_super+0xddc/0x1a18 [ 72.790139][ T5466] get_tree_bdev+0x358/0x544 [ 72.790928][ T5466] gfs2_get_tree+0x54/0x1b4 [ 72.791685][ T5466] vfs_get_tree+0x90/0x274 [ 72.792469][ T5466] do_new_mount+0x228/0x810 [ 72.793281][ T5466] path_mount+0x5bc/0x1008 [ 72.794092][ T5466] __arm64_sys_mount+0x514/0x5f0 [ 72.794977][ T5466] invoke_syscall+0x98/0x2b0 [ 72.795755][ T5466] el0_svc_common+0x138/0x258 [ 72.796598][ T5466] do_el0_svc+0x58/0x13c [ 72.797281][ T5466] el0_svc+0x78/0x1d0 [ 72.797992][ T5466] el0t_64_sync_handler+0xcc/0xe4 [ 72.798876][ T5466] el0t_64_sync+0x1a0/0x1a4 [ 72.864404][ T5466] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.875761][ T5466] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.967388][ T5478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.968719][ T5478] CPU: 0 PID: 5478 Comm: syz.2.32 Not tainted syzkaller #0 [ 72.969923][ T5478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 72.971617][ T5478] Call trace: [ 72.972210][ T5478] dump_backtrace+0x0/0x458 [ 72.972925][ T5478] show_stack+0x2c/0x3c [ 72.973624][ T5478] __dump_stack+0x30/0x40 [ 72.974386][ T5478] dump_stack_lvl+0xf4/0x15c [ 72.975243][ T5478] dump_stack+0x1c/0x5c [ 72.975855][ T5478] sysfs_create_dir_ns+0x244/0x264 [ 72.976659][ T5478] kobject_add_internal+0x5ac/0xc3c [ 72.977513][ T5478] kobject_init_and_add+0x124/0x190 [ 72.978455][ T5478] gfs2_sys_fs_add+0x200/0x41c [ 72.979240][ T5478] gfs2_fill_super+0xddc/0x1a18 [ 72.980040][ T5478] get_tree_bdev+0x358/0x544 [ 72.980737][ T5478] gfs2_get_tree+0x54/0x1b4 [ 72.981422][ T5478] vfs_get_tree+0x90/0x274 [ 72.982175][ T5478] do_new_mount+0x228/0x810 [ 72.982915][ T5478] path_mount+0x5bc/0x1008 [ 72.983644][ T5478] __arm64_sys_mount+0x514/0x5f0 [ 72.984509][ T5478] invoke_syscall+0x98/0x2b0 [ 72.985246][ T5478] el0_svc_common+0x138/0x258 [ 72.985986][ T5478] do_el0_svc+0x58/0x13c [ 72.986708][ T5478] el0_svc+0x78/0x1d0 [ 72.987353][ T5478] el0t_64_sync_handler+0xcc/0xe4 [ 72.988252][ T5478] el0t_64_sync+0x1a0/0x1a4 [ 73.005269][ T5478] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.007563][ T5478] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.046516][ T5458] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.053213][ T5458] CPU: 0 PID: 5458 Comm: syz.0.30 Not tainted syzkaller #0 [ 73.054514][ T5458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.056365][ T5458] Call trace: [ 73.056940][ T5458] dump_backtrace+0x0/0x458 [ 73.057698][ T5458] show_stack+0x2c/0x3c [ 73.058356][ T5458] __dump_stack+0x30/0x40 [ 73.059167][ T5458] dump_stack_lvl+0xf4/0x15c [ 73.059917][ T5458] dump_stack+0x1c/0x5c [ 73.060652][ T5458] sysfs_create_dir_ns+0x244/0x264 [ 73.061534][ T5458] kobject_add_internal+0x5ac/0xc3c [ 73.062425][ T5458] kobject_init_and_add+0x124/0x190 [ 73.063355][ T5458] gfs2_sys_fs_add+0x200/0x41c [ 73.064137][ T5458] gfs2_fill_super+0xddc/0x1a18 [ 73.064914][ T5458] get_tree_bdev+0x358/0x544 [ 73.065676][ T5458] gfs2_get_tree+0x54/0x1b4 [ 73.066482][ T5458] vfs_get_tree+0x90/0x274 [ 73.067242][ T5458] do_new_mount+0x228/0x810 [ 73.067954][ T5458] path_mount+0x5bc/0x1008 [ 73.068705][ T5458] __arm64_sys_mount+0x514/0x5f0 [ 73.069584][ T5458] invoke_syscall+0x98/0x2b0 [ 73.070384][ T5458] el0_svc_common+0x138/0x258 [ 73.071092][ T5458] do_el0_svc+0x58/0x13c [ 73.071796][ T5458] el0_svc+0x78/0x1d0 [ 73.072434][ T5458] el0t_64_sync_handler+0xcc/0xe4 [ 73.073226][ T5458] el0t_64_sync+0x1a0/0x1a4 [ 73.113349][ T5458] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.122233][ T5458] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.133341][ T5486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.134629][ T5486] CPU: 1 PID: 5486 Comm: syz.3.33 Not tainted syzkaller #0 [ 73.135784][ T5486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.137353][ T5486] Call trace: [ 73.137896][ T5486] dump_backtrace+0x0/0x458 [ 73.138709][ T5486] show_stack+0x2c/0x3c [ 73.139465][ T5486] __dump_stack+0x30/0x40 [ 73.140318][ T5486] dump_stack_lvl+0xf4/0x15c [ 73.141133][ T5486] dump_stack+0x1c/0x5c [ 73.141826][ T5486] sysfs_create_dir_ns+0x244/0x264 [ 73.142699][ T5486] kobject_add_internal+0x5ac/0xc3c [ 73.143586][ T5486] kobject_init_and_add+0x124/0x190 [ 73.144515][ T5486] gfs2_sys_fs_add+0x200/0x41c [ 73.145341][ T5486] gfs2_fill_super+0xddc/0x1a18 [ 73.146232][ T5486] get_tree_bdev+0x358/0x544 [ 73.147025][ T5486] gfs2_get_tree+0x54/0x1b4 [ 73.147806][ T5486] vfs_get_tree+0x90/0x274 [ 73.148592][ T5486] do_new_mount+0x228/0x810 [ 73.149359][ T5486] path_mount+0x5bc/0x1008 [ 73.150167][ T5486] __arm64_sys_mount+0x514/0x5f0 [ 73.151019][ T5486] invoke_syscall+0x98/0x2b0 [ 73.151895][ T5486] el0_svc_common+0x138/0x258 [ 73.152757][ T5486] do_el0_svc+0x58/0x13c [ 73.153539][ T5486] el0_svc+0x78/0x1d0 [ 73.154229][ T5486] el0t_64_sync_handler+0xcc/0xe4 [ 73.155092][ T5486] el0t_64_sync+0x1a0/0x1a4 [ 73.204175][ T5486] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.206572][ T5486] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.225519][ T5466] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.226730][ T5466] CPU: 1 PID: 5466 Comm: syz.4.31 Not tainted syzkaller #0 [ 73.227744][ T5466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.229447][ T5466] Call trace: [ 73.230013][ T5466] dump_backtrace+0x0/0x458 [ 73.230768][ T5466] show_stack+0x2c/0x3c [ 73.231528][ T5466] __dump_stack+0x30/0x40 [ 73.232342][ T5466] dump_stack_lvl+0xf4/0x15c [ 73.233261][ T5466] dump_stack+0x1c/0x5c [ 73.234051][ T5466] sysfs_create_dir_ns+0x244/0x264 [ 73.235008][ T5466] kobject_add_internal+0x5ac/0xc3c [ 73.235871][ T5466] kobject_init_and_add+0x124/0x190 [ 73.236719][ T5466] gfs2_sys_fs_add+0x200/0x41c [ 73.237579][ T5466] gfs2_fill_super+0xddc/0x1a18 [ 73.238428][ T5466] get_tree_bdev+0x358/0x544 [ 73.239182][ T5466] gfs2_get_tree+0x54/0x1b4 [ 73.239985][ T5466] vfs_get_tree+0x90/0x274 [ 73.240774][ T5466] do_new_mount+0x228/0x810 [ 73.241534][ T5466] path_mount+0x5bc/0x1008 [ 73.242310][ T5466] __arm64_sys_mount+0x514/0x5f0 [ 73.243148][ T5466] invoke_syscall+0x98/0x2b0 [ 73.243898][ T5466] el0_svc_common+0x138/0x258 [ 73.244725][ T5466] do_el0_svc+0x58/0x13c [ 73.245479][ T5466] el0_svc+0x78/0x1d0 [ 73.246210][ T5466] el0t_64_sync_handler+0xcc/0xe4 [ 73.247133][ T5466] el0t_64_sync+0x1a0/0x1a4 [ 73.271217][ T5466] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.273385][ T5466] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.423332][ T5478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.424682][ T5478] CPU: 1 PID: 5478 Comm: syz.2.32 Not tainted syzkaller #0 [ 73.425876][ T5478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.427547][ T5478] Call trace: [ 73.428126][ T5478] dump_backtrace+0x0/0x458 [ 73.428831][ T5478] show_stack+0x2c/0x3c [ 73.429492][ T5478] __dump_stack+0x30/0x40 [ 73.430189][ T5478] dump_stack_lvl+0xf4/0x15c [ 73.430962][ T5478] dump_stack+0x1c/0x5c [ 73.431663][ T5478] sysfs_create_dir_ns+0x244/0x264 [ 73.432554][ T5478] kobject_add_internal+0x5ac/0xc3c [ 73.433550][ T5478] kobject_init_and_add+0x124/0x190 [ 73.434373][ T5478] gfs2_sys_fs_add+0x200/0x41c [ 73.435147][ T5478] gfs2_fill_super+0xddc/0x1a18 [ 73.436004][ T5478] get_tree_bdev+0x358/0x544 [ 73.436819][ T5478] gfs2_get_tree+0x54/0x1b4 [ 73.437628][ T5478] vfs_get_tree+0x90/0x274 [ 73.438425][ T5478] do_new_mount+0x228/0x810 [ 73.439244][ T5478] path_mount+0x5bc/0x1008 [ 73.439988][ T5478] __arm64_sys_mount+0x514/0x5f0 [ 73.440836][ T5478] invoke_syscall+0x98/0x2b0 [ 73.441637][ T5478] el0_svc_common+0x138/0x258 [ 73.442504][ T5478] do_el0_svc+0x58/0x13c [ 73.443224][ T5478] el0_svc+0x78/0x1d0 [ 73.443918][ T5478] el0t_64_sync_handler+0xcc/0xe4 [ 73.444908][ T5478] el0t_64_sync+0x1a0/0x1a4 [ 73.487500][ T5478] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.489921][ T5478] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.605001][ T5515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.606306][ T5515] CPU: 0 PID: 5515 Comm: syz.0.34 Not tainted syzkaller #0 [ 73.607534][ T5515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.609206][ T5515] Call trace: [ 73.609732][ T5515] dump_backtrace+0x0/0x458 [ 73.610456][ T5515] show_stack+0x2c/0x3c [ 73.611127][ T5515] __dump_stack+0x30/0x40 [ 73.611794][ T5515] dump_stack_lvl+0xf4/0x15c [ 73.612597][ T5515] dump_stack+0x1c/0x5c [ 73.613354][ T5515] sysfs_create_dir_ns+0x244/0x264 [ 73.614139][ T5515] kobject_add_internal+0x5ac/0xc3c [ 73.615046][ T5515] kobject_init_and_add+0x124/0x190 [ 73.615923][ T5515] gfs2_sys_fs_add+0x200/0x41c [ 73.616775][ T5515] gfs2_fill_super+0xddc/0x1a18 [ 73.617649][ T5515] get_tree_bdev+0x358/0x544 [ 73.618437][ T5515] gfs2_get_tree+0x54/0x1b4 [ 73.619220][ T5515] vfs_get_tree+0x90/0x274 [ 73.619958][ T5515] do_new_mount+0x228/0x810 [ 73.620713][ T5515] path_mount+0x5bc/0x1008 [ 73.621487][ T5515] __arm64_sys_mount+0x514/0x5f0 [ 73.622262][ T5515] invoke_syscall+0x98/0x2b0 [ 73.623037][ T5515] el0_svc_common+0x138/0x258 [ 73.623759][ T5515] do_el0_svc+0x58/0x13c [ 73.624398][ T5515] el0_svc+0x78/0x1d0 [ 73.624982][ T5515] el0t_64_sync_handler+0xcc/0xe4 [ 73.625855][ T5515] el0t_64_sync+0x1a0/0x1a4 [ 73.648862][ T5515] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.651161][ T5515] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.688041][ T5517] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.689315][ T5517] CPU: 0 PID: 5517 Comm: syz.4.35 Not tainted syzkaller #0 [ 73.690533][ T5517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.692228][ T5517] Call trace: [ 73.692773][ T5517] dump_backtrace+0x0/0x458 [ 73.693569][ T5517] show_stack+0x2c/0x3c [ 73.694316][ T5517] __dump_stack+0x30/0x40 [ 73.694996][ T5517] dump_stack_lvl+0xf4/0x15c [ 73.695793][ T5517] dump_stack+0x1c/0x5c [ 73.695870][ T5486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.696473][ T5517] sysfs_create_dir_ns+0x244/0x264 [ 73.698597][ T5517] kobject_add_internal+0x5ac/0xc3c [ 73.699476][ T5517] kobject_init_and_add+0x124/0x190 [ 73.700280][ T5517] gfs2_sys_fs_add+0x200/0x41c [ 73.701077][ T5517] gfs2_fill_super+0xddc/0x1a18 [ 73.701860][ T5517] get_tree_bdev+0x358/0x544 [ 73.702674][ T5517] gfs2_get_tree+0x54/0x1b4 [ 73.703434][ T5517] vfs_get_tree+0x90/0x274 [ 73.704321][ T5517] do_new_mount+0x228/0x810 [ 73.705086][ T5517] path_mount+0x5bc/0x1008 [ 73.705810][ T5517] __arm64_sys_mount+0x514/0x5f0 [ 73.706709][ T5517] invoke_syscall+0x98/0x2b0 [ 73.707509][ T5517] el0_svc_common+0x138/0x258 [ 73.708320][ T5517] do_el0_svc+0x58/0x13c [ 73.709075][ T5517] el0_svc+0x78/0x1d0 [ 73.709769][ T5517] el0t_64_sync_handler+0xcc/0xe4 [ 73.710672][ T5517] el0t_64_sync+0x1a0/0x1a4 [ 73.715916][ T5486] CPU: 1 PID: 5486 Comm: syz.3.33 Not tainted syzkaller #0 [ 73.717079][ T5486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.718612][ T5486] Call trace: [ 73.719185][ T5486] dump_backtrace+0x0/0x458 [ 73.719914][ T5486] show_stack+0x2c/0x3c [ 73.720675][ T5486] __dump_stack+0x30/0x40 [ 73.721426][ T5486] dump_stack_lvl+0xf4/0x15c [ 73.722231][ T5486] dump_stack+0x1c/0x5c [ 73.722882][ T5486] sysfs_create_dir_ns+0x244/0x264 [ 73.723732][ T5486] kobject_add_internal+0x5ac/0xc3c [ 73.724618][ T5486] kobject_init_and_add+0x124/0x190 [ 73.725551][ T5486] gfs2_sys_fs_add+0x200/0x41c [ 73.726346][ T5486] gfs2_fill_super+0xddc/0x1a18 [ 73.727170][ T5486] get_tree_bdev+0x358/0x544 [ 73.727951][ T5486] gfs2_get_tree+0x54/0x1b4 [ 73.728709][ T5486] vfs_get_tree+0x90/0x274 [ 73.729411][ T5486] do_new_mount+0x228/0x810 [ 73.730184][ T5486] path_mount+0x5bc/0x1008 [ 73.730941][ T5486] __arm64_sys_mount+0x514/0x5f0 [ 73.731836][ T5486] invoke_syscall+0x98/0x2b0 [ 73.732602][ T5486] el0_svc_common+0x138/0x258 [ 73.733394][ T5486] do_el0_svc+0x58/0x13c [ 73.734078][ T5486] el0_svc+0x78/0x1d0 [ 73.734742][ T5486] el0t_64_sync_handler+0xcc/0xe4 [ 73.735591][ T5486] el0t_64_sync+0x1a0/0x1a4 [ 73.751893][ T5517] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.758186][ T5517] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.782915][ T5486] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.785690][ T5486] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.894595][ T5526] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.895850][ T5526] CPU: 1 PID: 5526 Comm: syz.2.36 Not tainted syzkaller #0 [ 73.897065][ T5526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.898818][ T5526] Call trace: [ 73.899437][ T5526] dump_backtrace+0x0/0x458 [ 73.900188][ T5526] show_stack+0x2c/0x3c [ 73.900895][ T5526] __dump_stack+0x30/0x40 [ 73.901644][ T5526] dump_stack_lvl+0xf4/0x15c [ 73.902498][ T5526] dump_stack+0x1c/0x5c [ 73.903204][ T5526] sysfs_create_dir_ns+0x244/0x264 [ 73.904025][ T5526] kobject_add_internal+0x5ac/0xc3c [ 73.904916][ T5526] kobject_init_and_add+0x124/0x190 [ 73.905871][ T5526] gfs2_sys_fs_add+0x200/0x41c [ 73.906694][ T5526] gfs2_fill_super+0xddc/0x1a18 [ 73.907588][ T5526] get_tree_bdev+0x358/0x544 [ 73.908411][ T5526] gfs2_get_tree+0x54/0x1b4 [ 73.909199][ T5526] vfs_get_tree+0x90/0x274 [ 73.909991][ T5526] do_new_mount+0x228/0x810 [ 73.910726][ T5526] path_mount+0x5bc/0x1008 [ 73.911526][ T5526] __arm64_sys_mount+0x514/0x5f0 [ 73.912373][ T5526] invoke_syscall+0x98/0x2b0 [ 73.913150][ T5526] el0_svc_common+0x138/0x258 [ 73.913949][ T5526] do_el0_svc+0x58/0x13c [ 73.914622][ T5526] el0_svc+0x78/0x1d0 [ 73.915383][ T5526] el0t_64_sync_handler+0xcc/0xe4 [ 73.916298][ T5526] el0t_64_sync+0x1a0/0x1a4 [ 73.945845][ T5515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.947629][ T5515] CPU: 0 PID: 5515 Comm: syz.0.34 Not tainted syzkaller #0 [ 73.948981][ T5515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 73.950800][ T5515] Call trace: [ 73.951347][ T5515] dump_backtrace+0x0/0x458 [ 73.952111][ T5515] show_stack+0x2c/0x3c [ 73.952801][ T5515] __dump_stack+0x30/0x40 [ 73.953244][ T5526] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.953540][ T5515] dump_stack_lvl+0xf4/0x15c [ 73.955751][ T5526] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.956606][ T5515] dump_stack+0x1c/0x5c [ 73.958362][ T5515] sysfs_create_dir_ns+0x244/0x264 [ 73.959240][ T5515] kobject_add_internal+0x5ac/0xc3c [ 73.960189][ T5515] kobject_init_and_add+0x124/0x190 [ 73.961029][ T5515] gfs2_sys_fs_add+0x200/0x41c [ 73.961848][ T5515] gfs2_fill_super+0xddc/0x1a18 [ 73.962704][ T5515] get_tree_bdev+0x358/0x544 [ 73.963528][ T5515] gfs2_get_tree+0x54/0x1b4 [ 73.964334][ T5515] vfs_get_tree+0x90/0x274 [ 73.965116][ T5515] do_new_mount+0x228/0x810 [ 73.965923][ T5515] path_mount+0x5bc/0x1008 [ 73.966687][ T5515] __arm64_sys_mount+0x514/0x5f0 [ 73.967544][ T5515] invoke_syscall+0x98/0x2b0 [ 73.968336][ T5515] el0_svc_common+0x138/0x258 [ 73.969190][ T5515] do_el0_svc+0x58/0x13c [ 73.969906][ T5515] el0_svc+0x78/0x1d0 [ 73.970619][ T5515] el0t_64_sync_handler+0xcc/0xe4 [ 73.971456][ T5515] el0t_64_sync+0x1a0/0x1a4 [ 74.007550][ T5515] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.009812][ T5515] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.063739][ T5517] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.064891][ T5517] CPU: 0 PID: 5517 Comm: syz.4.35 Not tainted syzkaller #0 [ 74.066205][ T5517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.067922][ T5517] Call trace: [ 74.068523][ T5517] dump_backtrace+0x0/0x458 [ 74.069359][ T5517] show_stack+0x2c/0x3c [ 74.070097][ T5517] __dump_stack+0x30/0x40 [ 74.070895][ T5517] dump_stack_lvl+0xf4/0x15c [ 74.071759][ T5517] dump_stack+0x1c/0x5c [ 74.072468][ T5517] sysfs_create_dir_ns+0x244/0x264 [ 74.073331][ T5517] kobject_add_internal+0x5ac/0xc3c [ 74.074209][ T5517] kobject_init_and_add+0x124/0x190 [ 74.075106][ T5517] gfs2_sys_fs_add+0x200/0x41c [ 74.075934][ T5517] gfs2_fill_super+0xddc/0x1a18 [ 74.076839][ T5517] get_tree_bdev+0x358/0x544 [ 74.077659][ T5517] gfs2_get_tree+0x54/0x1b4 [ 74.078395][ T5517] vfs_get_tree+0x90/0x274 [ 74.079210][ T5517] do_new_mount+0x228/0x810 [ 74.079986][ T5517] path_mount+0x5bc/0x1008 [ 74.080766][ T5517] __arm64_sys_mount+0x514/0x5f0 [ 74.081623][ T5517] invoke_syscall+0x98/0x2b0 [ 74.082453][ T5517] el0_svc_common+0x138/0x258 [ 74.083271][ T5517] do_el0_svc+0x58/0x13c [ 74.083980][ T5517] el0_svc+0x78/0x1d0 [ 74.084692][ T5517] el0t_64_sync_handler+0xcc/0xe4 [ 74.085507][ T5517] el0t_64_sync+0x1a0/0x1a4 [ 74.123294][ T5517] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.125835][ T5517] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.153995][ T5541] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.155350][ T5541] CPU: 1 PID: 5541 Comm: syz.3.37 Not tainted syzkaller #0 [ 74.156608][ T5541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.158490][ T5541] Call trace: [ 74.159016][ T5541] dump_backtrace+0x0/0x458 [ 74.159741][ T5541] show_stack+0x2c/0x3c [ 74.160453][ T5541] __dump_stack+0x30/0x40 [ 74.161187][ T5541] dump_stack_lvl+0xf4/0x15c [ 74.161948][ T5541] dump_stack+0x1c/0x5c [ 74.162705][ T5541] sysfs_create_dir_ns+0x244/0x264 [ 74.163596][ T5541] kobject_add_internal+0x5ac/0xc3c [ 74.164566][ T5541] kobject_init_and_add+0x124/0x190 [ 74.165476][ T5541] gfs2_sys_fs_add+0x200/0x41c [ 74.166400][ T5541] gfs2_fill_super+0xddc/0x1a18 [ 74.167223][ T5541] get_tree_bdev+0x358/0x544 [ 74.167998][ T5541] gfs2_get_tree+0x54/0x1b4 [ 74.168762][ T5541] vfs_get_tree+0x90/0x274 [ 74.169479][ T5541] do_new_mount+0x228/0x810 [ 74.170183][ T5541] path_mount+0x5bc/0x1008 [ 74.170952][ T5541] __arm64_sys_mount+0x514/0x5f0 [ 74.171809][ T5541] invoke_syscall+0x98/0x2b0 [ 74.172621][ T5541] el0_svc_common+0x138/0x258 [ 74.173453][ T5541] do_el0_svc+0x58/0x13c [ 74.174198][ T5541] el0_svc+0x78/0x1d0 [ 74.174926][ T5541] el0t_64_sync_handler+0xcc/0xe4 [ 74.175808][ T5541] el0t_64_sync+0x1a0/0x1a4 [ 74.233356][ T5541] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.235658][ T5541] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.317145][ T5526] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.318394][ T5526] CPU: 1 PID: 5526 Comm: syz.2.36 Not tainted syzkaller #0 [ 74.319653][ T5526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.321383][ T5526] Call trace: [ 74.321948][ T5526] dump_backtrace+0x0/0x458 [ 74.322781][ T5526] show_stack+0x2c/0x3c [ 74.323530][ T5526] __dump_stack+0x30/0x40 [ 74.324321][ T5526] dump_stack_lvl+0xf4/0x15c [ 74.325118][ T5526] dump_stack+0x1c/0x5c [ 74.325794][ T5526] sysfs_create_dir_ns+0x244/0x264 [ 74.326704][ T5526] kobject_add_internal+0x5ac/0xc3c [ 74.327603][ T5526] kobject_init_and_add+0x124/0x190 [ 74.328509][ T5526] gfs2_sys_fs_add+0x200/0x41c [ 74.329315][ T5526] gfs2_fill_super+0xddc/0x1a18 [ 74.330176][ T5526] get_tree_bdev+0x358/0x544 [ 74.330938][ T5526] gfs2_get_tree+0x54/0x1b4 [ 74.331724][ T5526] vfs_get_tree+0x90/0x274 [ 74.332444][ T5526] do_new_mount+0x228/0x810 [ 74.333164][ T5526] path_mount+0x5bc/0x1008 [ 74.333904][ T5526] __arm64_sys_mount+0x514/0x5f0 [ 74.334820][ T5526] invoke_syscall+0x98/0x2b0 [ 74.335616][ T5526] el0_svc_common+0x138/0x258 [ 74.336457][ T5526] do_el0_svc+0x58/0x13c [ 74.337175][ T5526] el0_svc+0x78/0x1d0 [ 74.337903][ T5526] el0t_64_sync_handler+0xcc/0xe4 [ 74.338762][ T5526] el0t_64_sync+0x1a0/0x1a4 [ 74.368380][ T5526] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.370612][ T5526] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.385536][ T5555] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.386861][ T5555] CPU: 0 PID: 5555 Comm: syz.0.38 Not tainted syzkaller #0 [ 74.388010][ T5555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.389847][ T5555] Call trace: [ 74.390393][ T5555] dump_backtrace+0x0/0x458 [ 74.391228][ T5555] show_stack+0x2c/0x3c [ 74.391869][ T5555] __dump_stack+0x30/0x40 [ 74.392669][ T5555] dump_stack_lvl+0xf4/0x15c [ 74.393518][ T5555] dump_stack+0x1c/0x5c [ 74.394249][ T5555] sysfs_create_dir_ns+0x244/0x264 [ 74.395091][ T5555] kobject_add_internal+0x5ac/0xc3c [ 74.395926][ T5555] kobject_init_and_add+0x124/0x190 [ 74.396823][ T5555] gfs2_sys_fs_add+0x200/0x41c [ 74.397657][ T5555] gfs2_fill_super+0xddc/0x1a18 [ 74.398515][ T5555] get_tree_bdev+0x358/0x544 [ 74.399277][ T5555] gfs2_get_tree+0x54/0x1b4 [ 74.400098][ T5555] vfs_get_tree+0x90/0x274 [ 74.400843][ T5555] do_new_mount+0x228/0x810 [ 74.401660][ T5555] path_mount+0x5bc/0x1008 [ 74.402427][ T5555] __arm64_sys_mount+0x514/0x5f0 [ 74.403272][ T5555] invoke_syscall+0x98/0x2b0 [ 74.404078][ T5555] el0_svc_common+0x138/0x258 [ 74.404841][ T5555] do_el0_svc+0x58/0x13c [ 74.405541][ T5555] el0_svc+0x78/0x1d0 [ 74.406203][ T5555] el0t_64_sync_handler+0xcc/0xe4 [ 74.407052][ T5555] el0t_64_sync+0x1a0/0x1a4 [ 74.411072][ T5555] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.429834][ T5555] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.451693][ T5562] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.452925][ T5562] CPU: 1 PID: 5562 Comm: syz.4.39 Not tainted syzkaller #0 [ 74.454102][ T5562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.455750][ T5562] Call trace: [ 74.456321][ T5562] dump_backtrace+0x0/0x458 [ 74.457164][ T5562] show_stack+0x2c/0x3c [ 74.457884][ T5562] __dump_stack+0x30/0x40 [ 74.458589][ T5562] dump_stack_lvl+0xf4/0x15c [ 74.459389][ T5562] dump_stack+0x1c/0x5c [ 74.460094][ T5562] sysfs_create_dir_ns+0x244/0x264 [ 74.461055][ T5562] kobject_add_internal+0x5ac/0xc3c [ 74.461982][ T5562] kobject_init_and_add+0x124/0x190 [ 74.462832][ T5562] gfs2_sys_fs_add+0x200/0x41c [ 74.463625][ T5562] gfs2_fill_super+0xddc/0x1a18 [ 74.464516][ T5562] get_tree_bdev+0x358/0x544 [ 74.465321][ T5562] gfs2_get_tree+0x54/0x1b4 [ 74.466145][ T5562] vfs_get_tree+0x90/0x274 [ 74.466891][ T5562] do_new_mount+0x228/0x810 [ 74.467720][ T5562] path_mount+0x5bc/0x1008 [ 74.468496][ T5562] __arm64_sys_mount+0x514/0x5f0 [ 74.469346][ T5562] invoke_syscall+0x98/0x2b0 [ 74.470115][ T5562] el0_svc_common+0x138/0x258 [ 74.470925][ T5562] do_el0_svc+0x58/0x13c [ 74.471653][ T5562] el0_svc+0x78/0x1d0 [ 74.472337][ T5562] el0t_64_sync_handler+0xcc/0xe4 [ 74.473176][ T5562] el0t_64_sync+0x1a0/0x1a4 [ 74.519293][ T5562] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.521537][ T5562] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.548230][ T5541] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.549494][ T5541] CPU: 1 PID: 5541 Comm: syz.3.37 Not tainted syzkaller #0 [ 74.550734][ T5541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.552476][ T5541] Call trace: [ 74.552995][ T5541] dump_backtrace+0x0/0x458 [ 74.553764][ T5541] show_stack+0x2c/0x3c [ 74.554393][ T5541] __dump_stack+0x30/0x40 [ 74.555185][ T5541] dump_stack_lvl+0xf4/0x15c [ 74.555980][ T5541] dump_stack+0x1c/0x5c [ 74.556712][ T5541] sysfs_create_dir_ns+0x244/0x264 [ 74.557572][ T5541] kobject_add_internal+0x5ac/0xc3c [ 74.558481][ T5541] kobject_init_and_add+0x124/0x190 [ 74.559352][ T5541] gfs2_sys_fs_add+0x200/0x41c [ 74.560138][ T5541] gfs2_fill_super+0xddc/0x1a18 [ 74.560997][ T5541] get_tree_bdev+0x358/0x544 [ 74.561739][ T5541] gfs2_get_tree+0x54/0x1b4 [ 74.562432][ T5541] vfs_get_tree+0x90/0x274 [ 74.563210][ T5541] do_new_mount+0x228/0x810 [ 74.563993][ T5541] path_mount+0x5bc/0x1008 [ 74.564728][ T5541] __arm64_sys_mount+0x514/0x5f0 [ 74.565545][ T5541] invoke_syscall+0x98/0x2b0 [ 74.566272][ T5541] el0_svc_common+0x138/0x258 [ 74.567041][ T5541] do_el0_svc+0x58/0x13c [ 74.567737][ T5541] el0_svc+0x78/0x1d0 [ 74.568383][ T5541] el0t_64_sync_handler+0xcc/0xe4 [ 74.569135][ T5541] el0t_64_sync+0x1a0/0x1a4 [ 74.590990][ T5541] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.593876][ T5541] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.675972][ T5577] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.677297][ T5577] CPU: 0 PID: 5577 Comm: syz.2.40 Not tainted syzkaller #0 [ 74.678465][ T5577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.680236][ T5577] Call trace: [ 74.680806][ T5577] dump_backtrace+0x0/0x458 [ 74.681638][ T5577] show_stack+0x2c/0x3c [ 74.682339][ T5577] __dump_stack+0x30/0x40 [ 74.683120][ T5577] dump_stack_lvl+0xf4/0x15c [ 74.683875][ T5577] dump_stack+0x1c/0x5c [ 74.684570][ T5577] sysfs_create_dir_ns+0x244/0x264 [ 74.685525][ T5577] kobject_add_internal+0x5ac/0xc3c [ 74.686406][ T5577] kobject_init_and_add+0x124/0x190 [ 74.687230][ T5577] gfs2_sys_fs_add+0x200/0x41c [ 74.688092][ T5577] gfs2_fill_super+0xddc/0x1a18 [ 74.688870][ T5577] get_tree_bdev+0x358/0x544 [ 74.689677][ T5577] gfs2_get_tree+0x54/0x1b4 [ 74.690473][ T5577] vfs_get_tree+0x90/0x274 [ 74.691244][ T5577] do_new_mount+0x228/0x810 [ 74.692058][ T5577] path_mount+0x5bc/0x1008 [ 74.692835][ T5577] __arm64_sys_mount+0x514/0x5f0 [ 74.693684][ T5577] invoke_syscall+0x98/0x2b0 [ 74.694460][ T5577] el0_svc_common+0x138/0x258 [ 74.695240][ T5577] do_el0_svc+0x58/0x13c [ 74.695958][ T5577] el0_svc+0x78/0x1d0 [ 74.696660][ T5577] el0t_64_sync_handler+0xcc/0xe4 [ 74.697501][ T5577] el0t_64_sync+0x1a0/0x1a4 [ 74.743254][ T5577] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.745460][ T5577] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.862781][ T5555] set_capacity_and_notify: 22 callbacks suppressed [ 74.862793][ T5555] loop0: detected capacity change from 0 to 32768 [ 74.888839][ T5587] loop3: detected capacity change from 0 to 32768 [ 74.894116][ T5555] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.895327][ T5555] CPU: 0 PID: 5555 Comm: syz.0.38 Not tainted syzkaller #0 [ 74.896505][ T5555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.898045][ T5555] Call trace: [ 74.898540][ T5555] dump_backtrace+0x0/0x458 [ 74.899245][ T5555] show_stack+0x2c/0x3c [ 74.899976][ T5555] __dump_stack+0x30/0x40 [ 74.900699][ T5555] dump_stack_lvl+0xf4/0x15c [ 74.901455][ T5555] dump_stack+0x1c/0x5c [ 74.902081][ T5555] sysfs_create_dir_ns+0x244/0x264 [ 74.902831][ T5555] kobject_add_internal+0x5ac/0xc3c [ 74.903692][ T5555] kobject_init_and_add+0x124/0x190 [ 74.904513][ T5555] gfs2_sys_fs_add+0x200/0x41c [ 74.905294][ T5555] gfs2_fill_super+0xddc/0x1a18 [ 74.906106][ T5555] get_tree_bdev+0x358/0x544 [ 74.906883][ T5555] gfs2_get_tree+0x54/0x1b4 [ 74.907689][ T5555] vfs_get_tree+0x90/0x274 [ 74.908490][ T5555] do_new_mount+0x228/0x810 [ 74.909259][ T5555] path_mount+0x5bc/0x1008 [ 74.910024][ T5555] __arm64_sys_mount+0x514/0x5f0 [ 74.910855][ T5555] invoke_syscall+0x98/0x2b0 [ 74.911641][ T5555] el0_svc_common+0x138/0x258 [ 74.912409][ T5555] do_el0_svc+0x58/0x13c [ 74.913098][ T5555] el0_svc+0x78/0x1d0 [ 74.913712][ T5555] el0t_64_sync_handler+0xcc/0xe4 [ 74.914454][ T5555] el0t_64_sync+0x1a0/0x1a4 [ 74.937098][ T5562] loop4: detected capacity change from 0 to 32768 [ 74.938096][ T5587] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.939325][ T5587] CPU: 0 PID: 5587 Comm: syz.3.41 Not tainted syzkaller #0 [ 74.940511][ T5587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 74.942202][ T5587] Call trace: [ 74.942758][ T5587] dump_backtrace+0x0/0x458 [ 74.943553][ T5587] show_stack+0x2c/0x3c [ 74.944245][ T5587] __dump_stack+0x30/0x40 [ 74.945048][ T5587] dump_stack_lvl+0xf4/0x15c [ 74.945826][ T5587] dump_stack+0x1c/0x5c [ 74.946501][ T5587] sysfs_create_dir_ns+0x244/0x264 [ 74.947294][ T5587] kobject_add_internal+0x5ac/0xc3c [ 74.948105][ T5587] kobject_init_and_add+0x124/0x190 [ 74.948916][ T5587] gfs2_sys_fs_add+0x200/0x41c [ 74.949600][ T5587] gfs2_fill_super+0xddc/0x1a18 [ 74.950475][ T5587] get_tree_bdev+0x358/0x544 [ 74.951227][ T5587] gfs2_get_tree+0x54/0x1b4 [ 74.951866][ T5587] vfs_get_tree+0x90/0x274 [ 74.952591][ T5587] do_new_mount+0x228/0x810 [ 74.953329][ T5587] path_mount+0x5bc/0x1008 [ 74.954003][ T5587] __arm64_sys_mount+0x514/0x5f0 [ 74.954747][ T5587] invoke_syscall+0x98/0x2b0 [ 74.955430][ T5587] el0_svc_common+0x138/0x258 [ 74.956309][ T5587] do_el0_svc+0x58/0x13c [ 74.956980][ T5587] el0_svc+0x78/0x1d0 [ 74.957562][ T5587] el0t_64_sync_handler+0xcc/0xe4 [ 74.958258][ T5587] el0t_64_sync+0x1a0/0x1a4 [ 74.960246][ T5577] loop2: detected capacity change from 0 to 32768 [ 74.967836][ T5555] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.970316][ T5555] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.971768][ T5587] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.974735][ T5587] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.004148][ T5562] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.005383][ T5562] CPU: 0 PID: 5562 Comm: syz.4.39 Not tainted syzkaller #0 [ 75.006644][ T5562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.008276][ T5562] Call trace: [ 75.008846][ T5562] dump_backtrace+0x0/0x458 [ 75.009589][ T5562] show_stack+0x2c/0x3c [ 75.010296][ T5562] __dump_stack+0x30/0x40 [ 75.010944][ T5562] dump_stack_lvl+0xf4/0x15c [ 75.011691][ T5562] dump_stack+0x1c/0x5c [ 75.012434][ T5562] sysfs_create_dir_ns+0x244/0x264 [ 75.013283][ T5562] kobject_add_internal+0x5ac/0xc3c [ 75.014206][ T5562] kobject_init_and_add+0x124/0x190 [ 75.015098][ T5562] gfs2_sys_fs_add+0x200/0x41c [ 75.015817][ T5562] gfs2_fill_super+0xddc/0x1a18 [ 75.016278][ T5577] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.016688][ T5562] get_tree_bdev+0x358/0x544 [ 75.018585][ T5562] gfs2_get_tree+0x54/0x1b4 [ 75.019271][ T5562] vfs_get_tree+0x90/0x274 [ 75.019991][ T5562] do_new_mount+0x228/0x810 [ 75.020776][ T5562] path_mount+0x5bc/0x1008 [ 75.021555][ T5562] __arm64_sys_mount+0x514/0x5f0 [ 75.022371][ T5562] invoke_syscall+0x98/0x2b0 [ 75.023180][ T5562] el0_svc_common+0x138/0x258 [ 75.023980][ T5562] do_el0_svc+0x58/0x13c [ 75.024780][ T5562] el0_svc+0x78/0x1d0 [ 75.025484][ T5562] el0t_64_sync_handler+0xcc/0xe4 [ 75.026284][ T5562] el0t_64_sync+0x1a0/0x1a4 [ 75.028685][ T5562] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.029599][ T5577] CPU: 1 PID: 5577 Comm: syz.2.40 Not tainted syzkaller #0 [ 75.030874][ T5562] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.032064][ T5577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.034767][ T5577] Call trace: [ 75.035366][ T5577] dump_backtrace+0x0/0x458 [ 75.036191][ T5577] show_stack+0x2c/0x3c [ 75.036916][ T5577] __dump_stack+0x30/0x40 [ 75.037632][ T5577] dump_stack_lvl+0xf4/0x15c [ 75.038408][ T5577] dump_stack+0x1c/0x5c [ 75.039183][ T5577] sysfs_create_dir_ns+0x244/0x264 [ 75.040083][ T5577] kobject_add_internal+0x5ac/0xc3c [ 75.041051][ T5577] kobject_init_and_add+0x124/0x190 [ 75.042054][ T5577] gfs2_sys_fs_add+0x200/0x41c [ 75.042902][ T5577] gfs2_fill_super+0xddc/0x1a18 [ 75.043786][ T5577] get_tree_bdev+0x358/0x544 [ 75.044557][ T5577] gfs2_get_tree+0x54/0x1b4 [ 75.045325][ T5577] vfs_get_tree+0x90/0x274 [ 75.046034][ T5577] do_new_mount+0x228/0x810 [ 75.046819][ T5577] path_mount+0x5bc/0x1008 [ 75.047505][ T5577] __arm64_sys_mount+0x514/0x5f0 [ 75.048308][ T5577] invoke_syscall+0x98/0x2b0 [ 75.049082][ T5577] el0_svc_common+0x138/0x258 [ 75.049872][ T5577] do_el0_svc+0x58/0x13c [ 75.050630][ T5577] el0_svc+0x78/0x1d0 [ 75.051321][ T5577] el0t_64_sync_handler+0xcc/0xe4 [ 75.052155][ T5577] el0t_64_sync+0x1a0/0x1a4 [ 75.072731][ T5577] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.075125][ T5577] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.211920][ T5599] loop4: detected capacity change from 0 to 32768 [ 75.280963][ T5599] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.282276][ T5599] CPU: 0 PID: 5599 Comm: syz.4.42 Not tainted syzkaller #0 [ 75.283398][ T5599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.285171][ T5599] Call trace: [ 75.285694][ T5599] dump_backtrace+0x0/0x458 [ 75.286461][ T5599] show_stack+0x2c/0x3c [ 75.287156][ T5599] __dump_stack+0x30/0x40 [ 75.288085][ T5599] dump_stack_lvl+0xf4/0x15c [ 75.288805][ T5599] dump_stack+0x1c/0x5c [ 75.289494][ T5599] sysfs_create_dir_ns+0x244/0x264 [ 75.290345][ T5599] kobject_add_internal+0x5ac/0xc3c [ 75.291190][ T5599] kobject_init_and_add+0x124/0x190 [ 75.292098][ T5599] gfs2_sys_fs_add+0x200/0x41c [ 75.292869][ T5599] gfs2_fill_super+0xddc/0x1a18 [ 75.293611][ T5599] get_tree_bdev+0x358/0x544 [ 75.294360][ T5599] gfs2_get_tree+0x54/0x1b4 [ 75.295155][ T5599] vfs_get_tree+0x90/0x274 [ 75.295931][ T5599] do_new_mount+0x228/0x810 [ 75.296644][ T5599] path_mount+0x5bc/0x1008 [ 75.297487][ T5599] __arm64_sys_mount+0x514/0x5f0 [ 75.298400][ T5599] invoke_syscall+0x98/0x2b0 [ 75.299243][ T5599] el0_svc_common+0x138/0x258 [ 75.300121][ T5599] do_el0_svc+0x58/0x13c [ 75.300852][ T5599] el0_svc+0x78/0x1d0 [ 75.301518][ T5599] el0t_64_sync_handler+0xcc/0xe4 [ 75.302262][ T5599] el0t_64_sync+0x1a0/0x1a4 [ 75.322060][ T5587] loop3: detected capacity change from 0 to 32768 [ 75.338726][ T5599] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.343746][ T5599] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.366955][ T5603] loop0: detected capacity change from 0 to 32768 [ 75.375449][ T5587] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.376660][ T5587] CPU: 1 PID: 5587 Comm: syz.3.41 Not tainted syzkaller #0 [ 75.377877][ T5587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.379464][ T5587] Call trace: [ 75.380064][ T5587] dump_backtrace+0x0/0x458 [ 75.380827][ T5587] show_stack+0x2c/0x3c [ 75.381542][ T5587] __dump_stack+0x30/0x40 [ 75.382269][ T5587] dump_stack_lvl+0xf4/0x15c [ 75.383109][ T5587] dump_stack+0x1c/0x5c [ 75.383840][ T5587] sysfs_create_dir_ns+0x244/0x264 [ 75.384751][ T5587] kobject_add_internal+0x5ac/0xc3c [ 75.385677][ T5587] kobject_init_and_add+0x124/0x190 [ 75.386588][ T5587] gfs2_sys_fs_add+0x200/0x41c [ 75.387421][ T5587] gfs2_fill_super+0xddc/0x1a18 [ 75.388250][ T5587] get_tree_bdev+0x358/0x544 [ 75.389045][ T5587] gfs2_get_tree+0x54/0x1b4 [ 75.389827][ T5587] vfs_get_tree+0x90/0x274 [ 75.390602][ T5587] do_new_mount+0x228/0x810 [ 75.391386][ T5587] path_mount+0x5bc/0x1008 [ 75.392137][ T5587] __arm64_sys_mount+0x514/0x5f0 [ 75.392984][ T5587] invoke_syscall+0x98/0x2b0 [ 75.393720][ T5587] el0_svc_common+0x138/0x258 [ 75.394578][ T5587] do_el0_svc+0x58/0x13c [ 75.395289][ T5587] el0_svc+0x78/0x1d0 [ 75.396008][ T5587] el0t_64_sync_handler+0xcc/0xe4 [ 75.396945][ T5587] el0t_64_sync+0x1a0/0x1a4 [ 75.406119][ T5603] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.407378][ T5603] CPU: 0 PID: 5603 Comm: syz.0.44 Not tainted syzkaller #0 [ 75.408580][ T5603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.410359][ T5603] Call trace: [ 75.410878][ T5603] dump_backtrace+0x0/0x458 [ 75.411623][ T5603] show_stack+0x2c/0x3c [ 75.412314][ T5603] __dump_stack+0x30/0x40 [ 75.412986][ T5603] dump_stack_lvl+0xf4/0x15c [ 75.413769][ T5603] dump_stack+0x1c/0x5c [ 75.414444][ T5603] sysfs_create_dir_ns+0x244/0x264 [ 75.415335][ T5603] kobject_add_internal+0x5ac/0xc3c [ 75.416174][ T5603] kobject_init_and_add+0x124/0x190 [ 75.417100][ T5603] gfs2_sys_fs_add+0x200/0x41c [ 75.417925][ T5603] gfs2_fill_super+0xddc/0x1a18 [ 75.418790][ T5603] get_tree_bdev+0x358/0x544 [ 75.419549][ T5603] gfs2_get_tree+0x54/0x1b4 [ 75.420238][ T5603] vfs_get_tree+0x90/0x274 [ 75.420883][ T5603] do_new_mount+0x228/0x810 [ 75.421614][ T5603] path_mount+0x5bc/0x1008 [ 75.422351][ T5603] __arm64_sys_mount+0x514/0x5f0 [ 75.423241][ T5603] invoke_syscall+0x98/0x2b0 [ 75.424024][ T5603] el0_svc_common+0x138/0x258 [ 75.424834][ T5603] do_el0_svc+0x58/0x13c [ 75.425584][ T5603] el0_svc+0x78/0x1d0 [ 75.426261][ T5603] el0t_64_sync_handler+0xcc/0xe4 [ 75.427185][ T5603] el0t_64_sync+0x1a0/0x1a4 [ 75.433702][ T5587] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.435842][ T5587] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.439395][ T5601] loop2: detected capacity change from 0 to 32768 [ 75.462614][ T5603] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.464547][ T5601] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.464956][ T5603] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.466201][ T5601] CPU: 1 PID: 5601 Comm: syz.2.43 Not tainted syzkaller #0 [ 75.468402][ T5601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.469940][ T5601] Call trace: [ 75.470432][ T5601] dump_backtrace+0x0/0x458 [ 75.471289][ T5601] show_stack+0x2c/0x3c [ 75.472019][ T5601] __dump_stack+0x30/0x40 [ 75.472825][ T5601] dump_stack_lvl+0xf4/0x15c [ 75.473648][ T5601] dump_stack+0x1c/0x5c [ 75.474338][ T5601] sysfs_create_dir_ns+0x244/0x264 [ 75.475217][ T5601] kobject_add_internal+0x5ac/0xc3c [ 75.476076][ T5601] kobject_init_and_add+0x124/0x190 [ 75.476985][ T5601] gfs2_sys_fs_add+0x200/0x41c [ 75.477819][ T5601] gfs2_fill_super+0xddc/0x1a18 [ 75.478762][ T5601] get_tree_bdev+0x358/0x544 [ 75.479537][ T5601] gfs2_get_tree+0x54/0x1b4 [ 75.480323][ T5601] vfs_get_tree+0x90/0x274 [ 75.481053][ T5601] do_new_mount+0x228/0x810 [ 75.481847][ T5601] path_mount+0x5bc/0x1008 [ 75.482671][ T5601] __arm64_sys_mount+0x514/0x5f0 [ 75.483564][ T5601] invoke_syscall+0x98/0x2b0 [ 75.484390][ T5601] el0_svc_common+0x138/0x258 [ 75.485169][ T5601] do_el0_svc+0x58/0x13c [ 75.485924][ T5601] el0_svc+0x78/0x1d0 [ 75.486567][ T5601] el0t_64_sync_handler+0xcc/0xe4 [ 75.487434][ T5601] el0t_64_sync+0x1a0/0x1a4 [ 75.527636][ T5601] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.529905][ T5601] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.554236][ T5599] loop4: detected capacity change from 0 to 32768 [ 75.585849][ T5599] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.587034][ T5599] CPU: 1 PID: 5599 Comm: syz.4.42 Not tainted syzkaller #0 [ 75.588265][ T5599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.590031][ T5599] Call trace: [ 75.590581][ T5599] dump_backtrace+0x0/0x458 [ 75.591359][ T5599] show_stack+0x2c/0x3c [ 75.592164][ T5599] __dump_stack+0x30/0x40 [ 75.592954][ T5599] dump_stack_lvl+0xf4/0x15c [ 75.593730][ T5599] dump_stack+0x1c/0x5c [ 75.594470][ T5599] sysfs_create_dir_ns+0x244/0x264 [ 75.595348][ T5599] kobject_add_internal+0x5ac/0xc3c [ 75.596249][ T5599] kobject_init_and_add+0x124/0x190 [ 75.597167][ T5599] gfs2_sys_fs_add+0x200/0x41c [ 75.597992][ T5599] gfs2_fill_super+0xddc/0x1a18 [ 75.598914][ T5599] get_tree_bdev+0x358/0x544 [ 75.599648][ T5599] gfs2_get_tree+0x54/0x1b4 [ 75.600452][ T5599] vfs_get_tree+0x90/0x274 [ 75.601151][ T5599] do_new_mount+0x228/0x810 [ 75.601941][ T5599] path_mount+0x5bc/0x1008 [ 75.602716][ T5599] __arm64_sys_mount+0x514/0x5f0 [ 75.603556][ T5599] invoke_syscall+0x98/0x2b0 [ 75.604359][ T5599] el0_svc_common+0x138/0x258 [ 75.605163][ T5599] do_el0_svc+0x58/0x13c [ 75.605930][ T5599] el0_svc+0x78/0x1d0 [ 75.606512][ T5599] el0t_64_sync_handler+0xcc/0xe4 [ 75.607305][ T5599] el0t_64_sync+0x1a0/0x1a4 [ 75.669573][ T5606] loop3: detected capacity change from 0 to 32768 [ 75.670799][ T5599] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.672809][ T5599] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.703735][ T5606] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.705023][ T5606] CPU: 1 PID: 5606 Comm: syz.3.45 Not tainted syzkaller #0 [ 75.706232][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.708013][ T5606] Call trace: [ 75.708594][ T5606] dump_backtrace+0x0/0x458 [ 75.709339][ T5606] show_stack+0x2c/0x3c [ 75.710014][ T5606] __dump_stack+0x30/0x40 [ 75.710832][ T5606] dump_stack_lvl+0xf4/0x15c [ 75.711632][ T5606] dump_stack+0x1c/0x5c [ 75.712387][ T5606] sysfs_create_dir_ns+0x244/0x264 [ 75.713283][ T5606] kobject_add_internal+0x5ac/0xc3c [ 75.714225][ T5606] kobject_init_and_add+0x124/0x190 [ 75.715137][ T5606] gfs2_sys_fs_add+0x200/0x41c [ 75.716015][ T5606] gfs2_fill_super+0xddc/0x1a18 [ 75.716843][ T5606] get_tree_bdev+0x358/0x544 [ 75.717662][ T5606] gfs2_get_tree+0x54/0x1b4 [ 75.718493][ T5606] vfs_get_tree+0x90/0x274 [ 75.719325][ T5606] do_new_mount+0x228/0x810 [ 75.720115][ T5606] path_mount+0x5bc/0x1008 [ 75.720886][ T5606] __arm64_sys_mount+0x514/0x5f0 [ 75.721718][ T5606] invoke_syscall+0x98/0x2b0 [ 75.722455][ T5606] el0_svc_common+0x138/0x258 [ 75.723268][ T5606] do_el0_svc+0x58/0x13c [ 75.724006][ T5606] el0_svc+0x78/0x1d0 [ 75.724700][ T5606] el0t_64_sync_handler+0xcc/0xe4 [ 75.725601][ T5606] el0t_64_sync+0x1a0/0x1a4 [ 75.750092][ T5606] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.752338][ T5606] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.763617][ T5601] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.768477][ T5601] CPU: 0 PID: 5601 Comm: syz.2.43 Not tainted syzkaller #0 [ 75.769547][ T5601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.771048][ T5601] Call trace: [ 75.771568][ T5601] dump_backtrace+0x0/0x458 [ 75.772315][ T5601] show_stack+0x2c/0x3c [ 75.773003][ T5601] __dump_stack+0x30/0x40 [ 75.773694][ T5601] dump_stack_lvl+0xf4/0x15c [ 75.774443][ T5601] dump_stack+0x1c/0x5c [ 75.775163][ T5601] sysfs_create_dir_ns+0x244/0x264 [ 75.776003][ T5601] kobject_add_internal+0x5ac/0xc3c [ 75.776881][ T5601] kobject_init_and_add+0x124/0x190 [ 75.777658][ T5601] gfs2_sys_fs_add+0x200/0x41c [ 75.778345][ T5601] gfs2_fill_super+0xddc/0x1a18 [ 75.779053][ T5601] get_tree_bdev+0x358/0x544 [ 75.779787][ T5601] gfs2_get_tree+0x54/0x1b4 [ 75.780543][ T5601] vfs_get_tree+0x90/0x274 [ 75.781317][ T5601] do_new_mount+0x228/0x810 [ 75.782082][ T5601] path_mount+0x5bc/0x1008 [ 75.782802][ T5601] __arm64_sys_mount+0x514/0x5f0 [ 75.783578][ T5601] invoke_syscall+0x98/0x2b0 [ 75.784283][ T5601] el0_svc_common+0x138/0x258 [ 75.785007][ T5601] do_el0_svc+0x58/0x13c [ 75.785705][ T5601] el0_svc+0x78/0x1d0 [ 75.786379][ T5601] el0t_64_sync_handler+0xcc/0xe4 [ 75.787204][ T5601] el0t_64_sync+0x1a0/0x1a4 [ 75.818487][ T5601] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.820581][ T5601] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.933770][ T5603] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.934936][ T5603] CPU: 0 PID: 5603 Comm: syz.0.44 Not tainted syzkaller #0 [ 75.936128][ T5603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.937920][ T5603] Call trace: [ 75.938501][ T5603] dump_backtrace+0x0/0x458 [ 75.939264][ T5603] show_stack+0x2c/0x3c [ 75.940049][ T5603] __dump_stack+0x30/0x40 [ 75.940837][ T5603] dump_stack_lvl+0xf4/0x15c [ 75.941558][ T5603] dump_stack+0x1c/0x5c [ 75.942249][ T5603] sysfs_create_dir_ns+0x244/0x264 [ 75.943136][ T5603] kobject_add_internal+0x5ac/0xc3c [ 75.944051][ T5603] kobject_init_and_add+0x124/0x190 [ 75.944986][ T5603] gfs2_sys_fs_add+0x200/0x41c [ 75.945754][ T5603] gfs2_fill_super+0xddc/0x1a18 [ 75.946618][ T5603] get_tree_bdev+0x358/0x544 [ 75.947470][ T5603] gfs2_get_tree+0x54/0x1b4 [ 75.948239][ T5603] vfs_get_tree+0x90/0x274 [ 75.948977][ T5603] do_new_mount+0x228/0x810 [ 75.949788][ T5603] path_mount+0x5bc/0x1008 [ 75.950571][ T5603] __arm64_sys_mount+0x514/0x5f0 [ 75.951492][ T5603] invoke_syscall+0x98/0x2b0 [ 75.952269][ T5603] el0_svc_common+0x138/0x258 [ 75.953288][ T5603] do_el0_svc+0x58/0x13c [ 75.954023][ T5603] el0_svc+0x78/0x1d0 [ 75.954706][ T5603] el0t_64_sync_handler+0xcc/0xe4 [ 75.955566][ T5603] el0t_64_sync+0x1a0/0x1a4 [ 75.965097][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.966290][ T5608] CPU: 0 PID: 5608 Comm: syz.4.46 Not tainted syzkaller #0 [ 75.967451][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 75.969107][ T5608] Call trace: [ 75.969629][ T5608] dump_backtrace+0x0/0x458 [ 75.970368][ T5608] show_stack+0x2c/0x3c [ 75.971039][ T5608] __dump_stack+0x30/0x40 [ 75.971783][ T5608] dump_stack_lvl+0xf4/0x15c [ 75.972567][ T5608] dump_stack+0x1c/0x5c [ 75.973237][ T5608] sysfs_create_dir_ns+0x244/0x264 [ 75.974096][ T5608] kobject_add_internal+0x5ac/0xc3c [ 75.974964][ T5608] kobject_init_and_add+0x124/0x190 [ 75.975862][ T5608] gfs2_sys_fs_add+0x200/0x41c [ 75.976680][ T5608] gfs2_fill_super+0xddc/0x1a18 [ 75.977538][ T5608] get_tree_bdev+0x358/0x544 [ 75.978291][ T5608] gfs2_get_tree+0x54/0x1b4 [ 75.979006][ T5608] vfs_get_tree+0x90/0x274 [ 75.979800][ T5608] do_new_mount+0x228/0x810 [ 75.980615][ T5608] path_mount+0x5bc/0x1008 [ 75.981385][ T5608] __arm64_sys_mount+0x514/0x5f0 [ 75.982220][ T5608] invoke_syscall+0x98/0x2b0 [ 75.983042][ T5608] el0_svc_common+0x138/0x258 [ 75.983812][ T5608] do_el0_svc+0x58/0x13c [ 75.984471][ T5608] el0_svc+0x78/0x1d0 [ 75.985067][ T5608] el0t_64_sync_handler+0xcc/0xe4 [ 75.985894][ T5608] el0t_64_sync+0x1a0/0x1a4 [ 75.993400][ T5603] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.995841][ T5603] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.004940][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.007600][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.053883][ T5606] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.055093][ T5606] CPU: 1 PID: 5606 Comm: syz.3.45 Not tainted syzkaller #0 [ 76.056133][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.057891][ T5606] Call trace: [ 76.058431][ T5606] dump_backtrace+0x0/0x458 [ 76.059146][ T5606] show_stack+0x2c/0x3c [ 76.059852][ T5606] __dump_stack+0x30/0x40 [ 76.060571][ T5606] dump_stack_lvl+0xf4/0x15c [ 76.061399][ T5606] dump_stack+0x1c/0x5c [ 76.062069][ T5606] sysfs_create_dir_ns+0x244/0x264 [ 76.062958][ T5606] kobject_add_internal+0x5ac/0xc3c [ 76.063826][ T5606] kobject_init_and_add+0x124/0x190 [ 76.064675][ T5606] gfs2_sys_fs_add+0x200/0x41c [ 76.065385][ T5606] gfs2_fill_super+0xddc/0x1a18 [ 76.066212][ T5606] get_tree_bdev+0x358/0x544 [ 76.066973][ T5606] gfs2_get_tree+0x54/0x1b4 [ 76.067746][ T5606] vfs_get_tree+0x90/0x274 [ 76.068539][ T5606] do_new_mount+0x228/0x810 [ 76.069286][ T5606] path_mount+0x5bc/0x1008 [ 76.070071][ T5606] __arm64_sys_mount+0x514/0x5f0 [ 76.070854][ T5606] invoke_syscall+0x98/0x2b0 [ 76.071573][ T5606] el0_svc_common+0x138/0x258 [ 76.072396][ T5606] do_el0_svc+0x58/0x13c [ 76.073109][ T5606] el0_svc+0x78/0x1d0 [ 76.073755][ T5606] el0t_64_sync_handler+0xcc/0xe4 [ 76.074563][ T5606] el0t_64_sync+0x1a0/0x1a4 [ 76.096879][ T5606] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.098970][ T5606] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.195702][ T5610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.197065][ T5610] CPU: 1 PID: 5610 Comm: syz.2.47 Not tainted syzkaller #0 [ 76.198377][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.200056][ T5610] Call trace: [ 76.200529][ T5610] dump_backtrace+0x0/0x458 [ 76.201298][ T5610] show_stack+0x2c/0x3c [ 76.201964][ T5610] __dump_stack+0x30/0x40 [ 76.202695][ T5610] dump_stack_lvl+0xf4/0x15c [ 76.203506][ T5610] dump_stack+0x1c/0x5c [ 76.204189][ T5610] sysfs_create_dir_ns+0x244/0x264 [ 76.205099][ T5610] kobject_add_internal+0x5ac/0xc3c [ 76.206105][ T5610] kobject_init_and_add+0x124/0x190 [ 76.207021][ T5610] gfs2_sys_fs_add+0x200/0x41c [ 76.207846][ T5610] gfs2_fill_super+0xddc/0x1a18 [ 76.208662][ T5610] get_tree_bdev+0x358/0x544 [ 76.209496][ T5610] gfs2_get_tree+0x54/0x1b4 [ 76.210328][ T5610] vfs_get_tree+0x90/0x274 [ 76.211147][ T5610] do_new_mount+0x228/0x810 [ 76.211911][ T5610] path_mount+0x5bc/0x1008 [ 76.212698][ T5610] __arm64_sys_mount+0x514/0x5f0 [ 76.213542][ T5610] invoke_syscall+0x98/0x2b0 [ 76.214281][ T5610] el0_svc_common+0x138/0x258 [ 76.215051][ T5610] do_el0_svc+0x58/0x13c [ 76.215832][ T5610] el0_svc+0x78/0x1d0 [ 76.216562][ T5610] el0t_64_sync_handler+0xcc/0xe4 [ 76.217409][ T5610] el0t_64_sync+0x1a0/0x1a4 [ 76.253167][ T5610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.258990][ T5610] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.310329][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.311675][ T5608] CPU: 0 PID: 5608 Comm: syz.4.46 Not tainted syzkaller #0 [ 76.312855][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.314596][ T5608] Call trace: [ 76.315170][ T5608] dump_backtrace+0x0/0x458 [ 76.315924][ T5608] show_stack+0x2c/0x3c [ 76.316623][ T5608] __dump_stack+0x30/0x40 [ 76.317349][ T5608] dump_stack_lvl+0xf4/0x15c [ 76.318102][ T5608] dump_stack+0x1c/0x5c [ 76.318847][ T5608] sysfs_create_dir_ns+0x244/0x264 [ 76.319695][ T5608] kobject_add_internal+0x5ac/0xc3c [ 76.320652][ T5608] kobject_init_and_add+0x124/0x190 [ 76.321536][ T5608] gfs2_sys_fs_add+0x200/0x41c [ 76.322291][ T5608] gfs2_fill_super+0xddc/0x1a18 [ 76.323175][ T5608] get_tree_bdev+0x358/0x544 [ 76.323968][ T5608] gfs2_get_tree+0x54/0x1b4 [ 76.324762][ T5608] vfs_get_tree+0x90/0x274 [ 76.325556][ T5608] do_new_mount+0x228/0x810 [ 76.326375][ T5608] path_mount+0x5bc/0x1008 [ 76.327128][ T5608] __arm64_sys_mount+0x514/0x5f0 [ 76.327921][ T5608] invoke_syscall+0x98/0x2b0 [ 76.328766][ T5608] el0_svc_common+0x138/0x258 [ 76.329580][ T5608] do_el0_svc+0x58/0x13c [ 76.330318][ T5608] el0_svc+0x78/0x1d0 [ 76.331073][ T5608] el0t_64_sync_handler+0xcc/0xe4 [ 76.332004][ T5608] el0t_64_sync+0x1a0/0x1a4 [ 76.333480][ T5612] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.334705][ T5612] CPU: 1 PID: 5612 Comm: syz.0.48 Not tainted syzkaller #0 [ 76.335971][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.337658][ T5612] Call trace: [ 76.338229][ T5612] dump_backtrace+0x0/0x458 [ 76.338964][ T5612] show_stack+0x2c/0x3c [ 76.339621][ T5612] __dump_stack+0x30/0x40 [ 76.340317][ T5612] dump_stack_lvl+0xf4/0x15c [ 76.341158][ T5612] dump_stack+0x1c/0x5c [ 76.341884][ T5612] sysfs_create_dir_ns+0x244/0x264 [ 76.342771][ T5612] kobject_add_internal+0x5ac/0xc3c [ 76.343676][ T5612] kobject_init_and_add+0x124/0x190 [ 76.343832][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.344514][ T5612] gfs2_sys_fs_add+0x200/0x41c [ 76.346505][ T5612] gfs2_fill_super+0xddc/0x1a18 [ 76.347267][ T5612] get_tree_bdev+0x358/0x544 [ 76.348078][ T5612] gfs2_get_tree+0x54/0x1b4 [ 76.348848][ T5612] vfs_get_tree+0x90/0x274 [ 76.349513][ T5612] do_new_mount+0x228/0x810 [ 76.350234][ T5612] path_mount+0x5bc/0x1008 [ 76.351062][ T5612] __arm64_sys_mount+0x514/0x5f0 [ 76.351859][ T5612] invoke_syscall+0x98/0x2b0 [ 76.352584][ T5612] el0_svc_common+0x138/0x258 [ 76.353384][ T5612] do_el0_svc+0x58/0x13c [ 76.353715][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.354120][ T5612] el0_svc+0x78/0x1d0 [ 76.356141][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.356753][ T5612] el0t_64_sync_handler+0xcc/0xe4 [ 76.358625][ T5612] el0t_64_sync+0x1a0/0x1a4 [ 76.363844][ T5614] CPU: 1 PID: 5614 Comm: syz.3.49 Not tainted syzkaller #0 [ 76.365021][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.366517][ T5614] Call trace: [ 76.366994][ T5614] dump_backtrace+0x0/0x458 [ 76.367641][ T5614] show_stack+0x2c/0x3c [ 76.368301][ T5614] __dump_stack+0x30/0x40 [ 76.369019][ T5614] dump_stack_lvl+0xf4/0x15c [ 76.369755][ T5614] dump_stack+0x1c/0x5c [ 76.370432][ T5614] sysfs_create_dir_ns+0x244/0x264 [ 76.371337][ T5614] kobject_add_internal+0x5ac/0xc3c [ 76.372216][ T5614] kobject_init_and_add+0x124/0x190 [ 76.373124][ T5614] gfs2_sys_fs_add+0x200/0x41c [ 76.373892][ T5614] gfs2_fill_super+0xddc/0x1a18 [ 76.374763][ T5614] get_tree_bdev+0x358/0x544 [ 76.375625][ T5614] gfs2_get_tree+0x54/0x1b4 [ 76.376393][ T5614] vfs_get_tree+0x90/0x274 [ 76.377201][ T5614] do_new_mount+0x228/0x810 [ 76.378001][ T5614] path_mount+0x5bc/0x1008 [ 76.378753][ T5614] __arm64_sys_mount+0x514/0x5f0 [ 76.379553][ T5614] invoke_syscall+0x98/0x2b0 [ 76.380257][ T5614] el0_svc_common+0x138/0x258 [ 76.381107][ T5614] do_el0_svc+0x58/0x13c [ 76.381790][ T5614] el0_svc+0x78/0x1d0 [ 76.382543][ T5614] el0t_64_sync_handler+0xcc/0xe4 [ 76.383449][ T5614] el0t_64_sync+0x1a0/0x1a4 [ 76.419496][ T5614] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.421619][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.433685][ T5612] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.435836][ T5612] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.467718][ T5610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.468996][ T5610] CPU: 1 PID: 5610 Comm: syz.2.47 Not tainted syzkaller #0 [ 76.470335][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.472111][ T5610] Call trace: [ 76.472706][ T5610] dump_backtrace+0x0/0x458 [ 76.473534][ T5610] show_stack+0x2c/0x3c [ 76.474289][ T5610] __dump_stack+0x30/0x40 [ 76.475106][ T5610] dump_stack_lvl+0xf4/0x15c [ 76.475925][ T5610] dump_stack+0x1c/0x5c [ 76.476607][ T5610] sysfs_create_dir_ns+0x244/0x264 [ 76.477467][ T5610] kobject_add_internal+0x5ac/0xc3c [ 76.478290][ T5610] kobject_init_and_add+0x124/0x190 [ 76.479056][ T5610] gfs2_sys_fs_add+0x200/0x41c [ 76.479880][ T5610] gfs2_fill_super+0xddc/0x1a18 [ 76.480760][ T5610] get_tree_bdev+0x358/0x544 [ 76.481553][ T5610] gfs2_get_tree+0x54/0x1b4 [ 76.482353][ T5610] vfs_get_tree+0x90/0x274 [ 76.483164][ T5610] do_new_mount+0x228/0x810 [ 76.483989][ T5610] path_mount+0x5bc/0x1008 [ 76.484785][ T5610] __arm64_sys_mount+0x514/0x5f0 [ 76.485666][ T5610] invoke_syscall+0x98/0x2b0 [ 76.486454][ T5610] el0_svc_common+0x138/0x258 [ 76.487290][ T5610] do_el0_svc+0x58/0x13c [ 76.488007][ T5610] el0_svc+0x78/0x1d0 [ 76.488724][ T5610] el0t_64_sync_handler+0xcc/0xe4 [ 76.489580][ T5610] el0t_64_sync+0x1a0/0x1a4 [ 76.553630][ T5610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.556000][ T5610] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.678963][ T5616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.680277][ T5616] CPU: 0 PID: 5616 Comm: syz.4.50 Not tainted syzkaller #0 [ 76.681512][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.683403][ T5616] Call trace: [ 76.683962][ T5616] dump_backtrace+0x0/0x458 [ 76.684789][ T5616] show_stack+0x2c/0x3c [ 76.685450][ T5616] __dump_stack+0x30/0x40 [ 76.686233][ T5616] dump_stack_lvl+0xf4/0x15c [ 76.687062][ T5616] dump_stack+0x1c/0x5c [ 76.687845][ T5616] sysfs_create_dir_ns+0x244/0x264 [ 76.688754][ T5616] kobject_add_internal+0x5ac/0xc3c [ 76.689656][ T5616] kobject_init_and_add+0x124/0x190 [ 76.690637][ T5616] gfs2_sys_fs_add+0x200/0x41c [ 76.691424][ T5616] gfs2_fill_super+0xddc/0x1a18 [ 76.692269][ T5616] get_tree_bdev+0x358/0x544 [ 76.693074][ T5616] gfs2_get_tree+0x54/0x1b4 [ 76.693640][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.693858][ T5616] vfs_get_tree+0x90/0x274 [ 76.695842][ T5616] do_new_mount+0x228/0x810 [ 76.696639][ T5616] path_mount+0x5bc/0x1008 [ 76.697354][ T5616] __arm64_sys_mount+0x514/0x5f0 [ 76.698176][ T5616] invoke_syscall+0x98/0x2b0 [ 76.698979][ T5616] el0_svc_common+0x138/0x258 [ 76.699745][ T5616] do_el0_svc+0x58/0x13c [ 76.700462][ T5616] el0_svc+0x78/0x1d0 [ 76.701136][ T5616] el0t_64_sync_handler+0xcc/0xe4 [ 76.702063][ T5616] el0t_64_sync+0x1a0/0x1a4 [ 76.702894][ T5614] CPU: 1 PID: 5614 Comm: syz.3.49 Not tainted syzkaller #0 [ 76.704029][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.705679][ T5614] Call trace: [ 76.706149][ T5614] dump_backtrace+0x0/0x458 [ 76.706920][ T5614] show_stack+0x2c/0x3c [ 76.707577][ T5614] __dump_stack+0x30/0x40 [ 76.708263][ T5614] dump_stack_lvl+0xf4/0x15c [ 76.709083][ T5614] dump_stack+0x1c/0x5c [ 76.709762][ T5614] sysfs_create_dir_ns+0x244/0x264 [ 76.710535][ T5614] kobject_add_internal+0x5ac/0xc3c [ 76.711391][ T5614] kobject_init_and_add+0x124/0x190 [ 76.712273][ T5614] gfs2_sys_fs_add+0x200/0x41c [ 76.713065][ T5614] gfs2_fill_super+0xddc/0x1a18 [ 76.713818][ T5614] get_tree_bdev+0x358/0x544 [ 76.714558][ T5614] gfs2_get_tree+0x54/0x1b4 [ 76.715278][ T5614] vfs_get_tree+0x90/0x274 [ 76.715966][ T5614] do_new_mount+0x228/0x810 [ 76.716747][ T5614] path_mount+0x5bc/0x1008 [ 76.717477][ T5614] __arm64_sys_mount+0x514/0x5f0 [ 76.718246][ T5614] invoke_syscall+0x98/0x2b0 [ 76.719000][ T5614] el0_svc_common+0x138/0x258 [ 76.719734][ T5614] do_el0_svc+0x58/0x13c [ 76.720451][ T5614] el0_svc+0x78/0x1d0 [ 76.721188][ T5614] el0t_64_sync_handler+0xcc/0xe4 [ 76.722036][ T5614] el0t_64_sync+0x1a0/0x1a4 [ 76.736214][ T5612] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.737425][ T5612] CPU: 1 PID: 5612 Comm: syz.0.48 Not tainted syzkaller #0 [ 76.738703][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.740484][ T5612] Call trace: [ 76.741014][ T5612] dump_backtrace+0x0/0x458 [ 76.741788][ T5612] show_stack+0x2c/0x3c [ 76.742539][ T5612] __dump_stack+0x30/0x40 [ 76.743343][ T5612] dump_stack_lvl+0xf4/0x15c [ 76.744128][ T5612] dump_stack+0x1c/0x5c [ 76.744883][ T5612] sysfs_create_dir_ns+0x244/0x264 [ 76.745719][ T5612] kobject_add_internal+0x5ac/0xc3c [ 76.746588][ T5612] kobject_init_and_add+0x124/0x190 [ 76.746952][ T5616] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.747501][ T5612] gfs2_sys_fs_add+0x200/0x41c [ 76.749773][ T5616] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.750543][ T5612] gfs2_fill_super+0xddc/0x1a18 [ 76.752391][ T5612] get_tree_bdev+0x358/0x544 [ 76.753195][ T5612] gfs2_get_tree+0x54/0x1b4 [ 76.754014][ T5612] vfs_get_tree+0x90/0x274 [ 76.754796][ T5612] do_new_mount+0x228/0x810 [ 76.755555][ T5612] path_mount+0x5bc/0x1008 [ 76.756342][ T5612] __arm64_sys_mount+0x514/0x5f0 [ 76.757258][ T5612] invoke_syscall+0x98/0x2b0 [ 76.758072][ T5612] el0_svc_common+0x138/0x258 [ 76.758904][ T5612] do_el0_svc+0x58/0x13c [ 76.759636][ T5612] el0_svc+0x78/0x1d0 [ 76.760307][ T5612] el0t_64_sync_handler+0xcc/0xe4 [ 76.761175][ T5612] el0t_64_sync+0x1a0/0x1a4 [ 76.765263][ T5614] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.767357][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.771494][ T5612] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.774023][ T5612] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.847040][ T5618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.848495][ T5618] CPU: 0 PID: 5618 Comm: syz.2.51 Not tainted syzkaller #0 [ 76.849657][ T5618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 76.851332][ T5618] Call trace: [ 76.851863][ T5618] dump_backtrace+0x0/0x458 [ 76.852625][ T5618] show_stack+0x2c/0x3c [ 76.853383][ T5618] __dump_stack+0x30/0x40 [ 76.854070][ T5618] dump_stack_lvl+0xf4/0x15c [ 76.854915][ T5618] dump_stack+0x1c/0x5c [ 76.855684][ T5618] sysfs_create_dir_ns+0x244/0x264 [ 76.856582][ T5618] kobject_add_internal+0x5ac/0xc3c [ 76.857435][ T5618] kobject_init_and_add+0x124/0x190 [ 76.858374][ T5618] gfs2_sys_fs_add+0x200/0x41c [ 76.859189][ T5618] gfs2_fill_super+0xddc/0x1a18 [ 76.859975][ T5618] get_tree_bdev+0x358/0x544 [ 76.860822][ T5618] gfs2_get_tree+0x54/0x1b4 [ 76.861618][ T5618] vfs_get_tree+0x90/0x274 [ 76.862355][ T5618] do_new_mount+0x228/0x810 [ 76.863124][ T5618] path_mount+0x5bc/0x1008 [ 76.863888][ T5618] __arm64_sys_mount+0x514/0x5f0 [ 76.864732][ T5618] invoke_syscall+0x98/0x2b0 [ 76.865563][ T5618] el0_svc_common+0x138/0x258 [ 76.866344][ T5618] do_el0_svc+0x58/0x13c [ 76.867028][ T5618] el0_svc+0x78/0x1d0 [ 76.867714][ T5618] el0t_64_sync_handler+0xcc/0xe4 [ 76.868551][ T5618] el0t_64_sync+0x1a0/0x1a4 [ 76.904755][ T5618] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.907030][ T5618] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.004133][ T5616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.005484][ T5616] CPU: 0 PID: 5616 Comm: syz.4.50 Not tainted syzkaller #0 [ 77.006782][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.008634][ T5616] Call trace: [ 77.009196][ T5616] dump_backtrace+0x0/0x458 [ 77.009943][ T5616] show_stack+0x2c/0x3c [ 77.010634][ T5616] __dump_stack+0x30/0x40 [ 77.011412][ T5616] dump_stack_lvl+0xf4/0x15c [ 77.012203][ T5616] dump_stack+0x1c/0x5c [ 77.013040][ T5616] sysfs_create_dir_ns+0x244/0x264 [ 77.013963][ T5616] kobject_add_internal+0x5ac/0xc3c [ 77.014846][ T5616] kobject_init_and_add+0x124/0x190 [ 77.015754][ T5616] gfs2_sys_fs_add+0x200/0x41c [ 77.016536][ T5616] gfs2_fill_super+0xddc/0x1a18 [ 77.017316][ T5616] get_tree_bdev+0x358/0x544 [ 77.018058][ T5616] gfs2_get_tree+0x54/0x1b4 [ 77.018861][ T5616] vfs_get_tree+0x90/0x274 [ 77.019672][ T5616] do_new_mount+0x228/0x810 [ 77.020468][ T5616] path_mount+0x5bc/0x1008 [ 77.021251][ T5616] __arm64_sys_mount+0x514/0x5f0 [ 77.022130][ T5616] invoke_syscall+0x98/0x2b0 [ 77.022961][ T5616] el0_svc_common+0x138/0x258 [ 77.023775][ T5616] do_el0_svc+0x58/0x13c [ 77.024495][ T5616] el0_svc+0x78/0x1d0 [ 77.025183][ T5616] el0t_64_sync_handler+0xcc/0xe4 [ 77.026034][ T5616] el0t_64_sync+0x1a0/0x1a4 [ 77.047777][ T5616] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.050019][ T5616] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.065149][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.066510][ T5622] CPU: 1 PID: 5622 Comm: syz.0.53 Not tainted syzkaller #0 [ 77.067750][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.069498][ T5622] Call trace: [ 77.070079][ T5622] dump_backtrace+0x0/0x458 [ 77.070779][ T5622] show_stack+0x2c/0x3c [ 77.071426][ T5622] __dump_stack+0x30/0x40 [ 77.072140][ T5622] dump_stack_lvl+0xf4/0x15c [ 77.072819][ T5622] dump_stack+0x1c/0x5c [ 77.073527][ T5622] sysfs_create_dir_ns+0x244/0x264 [ 77.074453][ T5622] kobject_add_internal+0x5ac/0xc3c [ 77.075385][ T5622] kobject_init_and_add+0x124/0x190 [ 77.076337][ T5622] gfs2_sys_fs_add+0x200/0x41c [ 77.077124][ T5622] gfs2_fill_super+0xddc/0x1a18 [ 77.077993][ T5622] get_tree_bdev+0x358/0x544 [ 77.078820][ T5622] gfs2_get_tree+0x54/0x1b4 [ 77.079567][ T5622] vfs_get_tree+0x90/0x274 [ 77.080277][ T5622] do_new_mount+0x228/0x810 [ 77.081042][ T5622] path_mount+0x5bc/0x1008 [ 77.081774][ T5622] __arm64_sys_mount+0x514/0x5f0 [ 77.082566][ T5622] invoke_syscall+0x98/0x2b0 [ 77.083352][ T5622] el0_svc_common+0x138/0x258 [ 77.084263][ T5622] do_el0_svc+0x58/0x13c [ 77.085000][ T5622] el0_svc+0x78/0x1d0 [ 77.085721][ T5622] el0t_64_sync_handler+0xcc/0xe4 [ 77.086581][ T5622] el0t_64_sync+0x1a0/0x1a4 [ 77.097363][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.097530][ T5620] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.100874][ T5620] CPU: 1 PID: 5620 Comm: syz.3.52 Not tainted syzkaller #0 [ 77.102046][ T5620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.103757][ T5620] Call trace: [ 77.104354][ T5620] dump_backtrace+0x0/0x458 [ 77.105113][ T5620] show_stack+0x2c/0x3c [ 77.105831][ T5620] __dump_stack+0x30/0x40 [ 77.106561][ T5620] dump_stack_lvl+0xf4/0x15c [ 77.107403][ T5620] dump_stack+0x1c/0x5c [ 77.108098][ T5620] sysfs_create_dir_ns+0x244/0x264 [ 77.108926][ T5620] kobject_add_internal+0x5ac/0xc3c [ 77.109797][ T5620] kobject_init_and_add+0x124/0x190 [ 77.110674][ T5620] gfs2_sys_fs_add+0x200/0x41c [ 77.111504][ T5620] gfs2_fill_super+0xddc/0x1a18 [ 77.112340][ T5620] get_tree_bdev+0x358/0x544 [ 77.113108][ T5620] gfs2_get_tree+0x54/0x1b4 [ 77.113928][ T5620] vfs_get_tree+0x90/0x274 [ 77.114682][ T5620] do_new_mount+0x228/0x810 [ 77.115461][ T5620] path_mount+0x5bc/0x1008 [ 77.116193][ T5620] __arm64_sys_mount+0x514/0x5f0 [ 77.117055][ T5620] invoke_syscall+0x98/0x2b0 [ 77.117862][ T5620] el0_svc_common+0x138/0x258 [ 77.118657][ T5620] do_el0_svc+0x58/0x13c [ 77.119370][ T5620] el0_svc+0x78/0x1d0 [ 77.120060][ T5620] el0t_64_sync_handler+0xcc/0xe4 [ 77.121014][ T5620] el0t_64_sync+0x1a0/0x1a4 [ 77.133388][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.153208][ T5620] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.155251][ T5620] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.173650][ T5618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.174900][ T5618] CPU: 0 PID: 5618 Comm: syz.2.51 Not tainted syzkaller #0 [ 77.176058][ T5618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.177804][ T5618] Call trace: [ 77.178280][ T5618] dump_backtrace+0x0/0x458 [ 77.178999][ T5618] show_stack+0x2c/0x3c [ 77.179681][ T5618] __dump_stack+0x30/0x40 [ 77.180378][ T5618] dump_stack_lvl+0xf4/0x15c [ 77.181077][ T5618] dump_stack+0x1c/0x5c [ 77.181735][ T5618] sysfs_create_dir_ns+0x244/0x264 [ 77.182628][ T5618] kobject_add_internal+0x5ac/0xc3c [ 77.183482][ T5618] kobject_init_and_add+0x124/0x190 [ 77.184386][ T5618] gfs2_sys_fs_add+0x200/0x41c [ 77.185163][ T5618] gfs2_fill_super+0xddc/0x1a18 [ 77.185954][ T5618] get_tree_bdev+0x358/0x544 [ 77.186764][ T5618] gfs2_get_tree+0x54/0x1b4 [ 77.187626][ T5618] vfs_get_tree+0x90/0x274 [ 77.188441][ T5618] do_new_mount+0x228/0x810 [ 77.189246][ T5618] path_mount+0x5bc/0x1008 [ 77.189990][ T5618] __arm64_sys_mount+0x514/0x5f0 [ 77.190829][ T5618] invoke_syscall+0x98/0x2b0 [ 77.191626][ T5618] el0_svc_common+0x138/0x258 [ 77.192432][ T5618] do_el0_svc+0x58/0x13c [ 77.193118][ T5618] el0_svc+0x78/0x1d0 [ 77.193744][ T5618] el0t_64_sync_handler+0xcc/0xe4 [ 77.194505][ T5618] el0t_64_sync+0x1a0/0x1a4 [ 77.221550][ T5618] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.225010][ T5618] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.445863][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.446112][ T5620] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.447347][ T5622] CPU: 1 PID: 5622 Comm: syz.0.53 Not tainted syzkaller #0 [ 77.449849][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.451559][ T5622] Call trace: [ 77.452060][ T5622] dump_backtrace+0x0/0x458 [ 77.452753][ T5622] show_stack+0x2c/0x3c [ 77.453399][ T5622] __dump_stack+0x30/0x40 [ 77.454099][ T5622] dump_stack_lvl+0xf4/0x15c [ 77.454862][ T5622] dump_stack+0x1c/0x5c [ 77.455582][ T5622] sysfs_create_dir_ns+0x244/0x264 [ 77.456524][ T5622] kobject_add_internal+0x5ac/0xc3c [ 77.457414][ T5622] kobject_init_and_add+0x124/0x190 [ 77.458317][ T5622] gfs2_sys_fs_add+0x200/0x41c [ 77.459099][ T5622] gfs2_fill_super+0xddc/0x1a18 [ 77.459912][ T5622] get_tree_bdev+0x358/0x544 [ 77.460697][ T5622] gfs2_get_tree+0x54/0x1b4 [ 77.461438][ T5622] vfs_get_tree+0x90/0x274 [ 77.462201][ T5622] do_new_mount+0x228/0x810 [ 77.462969][ T5622] path_mount+0x5bc/0x1008 [ 77.463765][ T5622] __arm64_sys_mount+0x514/0x5f0 [ 77.464657][ T5622] invoke_syscall+0x98/0x2b0 [ 77.465448][ T5622] el0_svc_common+0x138/0x258 [ 77.466276][ T5622] do_el0_svc+0x58/0x13c [ 77.467060][ T5622] el0_svc+0x78/0x1d0 [ 77.467779][ T5622] el0t_64_sync_handler+0xcc/0xe4 [ 77.468678][ T5622] el0t_64_sync+0x1a0/0x1a4 [ 77.469630][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.470430][ T5620] CPU: 0 PID: 5620 Comm: syz.3.52 Not tainted syzkaller #0 [ 77.472048][ T5620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.473781][ T5620] Call trace: [ 77.474344][ T5620] dump_backtrace+0x0/0x458 [ 77.475150][ T5620] show_stack+0x2c/0x3c [ 77.475876][ T5620] __dump_stack+0x30/0x40 [ 77.476633][ T5620] dump_stack_lvl+0xf4/0x15c [ 77.477483][ T5620] dump_stack+0x1c/0x5c [ 77.478208][ T5620] sysfs_create_dir_ns+0x244/0x264 [ 77.479081][ T5620] kobject_add_internal+0x5ac/0xc3c [ 77.479977][ T5620] kobject_init_and_add+0x124/0x190 [ 77.480880][ T5620] gfs2_sys_fs_add+0x200/0x41c [ 77.481752][ T5620] gfs2_fill_super+0xddc/0x1a18 [ 77.482596][ T5620] get_tree_bdev+0x358/0x544 [ 77.483410][ T5620] gfs2_get_tree+0x54/0x1b4 [ 77.484197][ T5620] vfs_get_tree+0x90/0x274 [ 77.484893][ T5620] do_new_mount+0x228/0x810 [ 77.485671][ T5620] path_mount+0x5bc/0x1008 [ 77.486498][ T5620] __arm64_sys_mount+0x514/0x5f0 [ 77.487452][ T5620] invoke_syscall+0x98/0x2b0 [ 77.488297][ T5620] el0_svc_common+0x138/0x258 [ 77.489146][ T5620] do_el0_svc+0x58/0x13c [ 77.489857][ T5620] el0_svc+0x78/0x1d0 [ 77.490530][ T5620] el0t_64_sync_handler+0xcc/0xe4 [ 77.491368][ T5620] el0t_64_sync+0x1a0/0x1a4 [ 77.492151][ T5624] CPU: 1 PID: 5624 Comm: syz.4.54 Not tainted syzkaller #0 [ 77.493434][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.495144][ T5624] Call trace: [ 77.495733][ T5624] dump_backtrace+0x0/0x458 [ 77.496533][ T5624] show_stack+0x2c/0x3c [ 77.497290][ T5624] __dump_stack+0x30/0x40 [ 77.498023][ T5624] dump_stack_lvl+0xf4/0x15c [ 77.498845][ T5624] dump_stack+0x1c/0x5c [ 77.499499][ T5624] sysfs_create_dir_ns+0x244/0x264 [ 77.500341][ T5624] kobject_add_internal+0x5ac/0xc3c [ 77.501264][ T5624] kobject_init_and_add+0x124/0x190 [ 77.502166][ T5624] gfs2_sys_fs_add+0x200/0x41c [ 77.502987][ T5624] gfs2_fill_super+0xddc/0x1a18 [ 77.503810][ T5624] get_tree_bdev+0x358/0x544 [ 77.504528][ T5624] gfs2_get_tree+0x54/0x1b4 [ 77.505260][ T5624] vfs_get_tree+0x90/0x274 [ 77.506008][ T5624] do_new_mount+0x228/0x810 [ 77.506774][ T5624] path_mount+0x5bc/0x1008 [ 77.507541][ T5624] __arm64_sys_mount+0x514/0x5f0 [ 77.508404][ T5624] invoke_syscall+0x98/0x2b0 [ 77.509168][ T5624] el0_svc_common+0x138/0x258 [ 77.509922][ T5624] do_el0_svc+0x58/0x13c [ 77.510653][ T5624] el0_svc+0x78/0x1d0 [ 77.511369][ T5624] el0t_64_sync_handler+0xcc/0xe4 [ 77.512190][ T5624] el0t_64_sync+0x1a0/0x1a4 [ 77.515097][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.516288][ T5626] CPU: 0 PID: 5626 Comm: syz.2.55 Not tainted syzkaller #0 [ 77.517534][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.519139][ T5626] Call trace: [ 77.519693][ T5626] dump_backtrace+0x0/0x458 [ 77.520002][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.520474][ T5626] show_stack+0x2c/0x3c [ 77.522706][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.523375][ T5626] __dump_stack+0x30/0x40 [ 77.523393][ T5626] dump_stack_lvl+0xf4/0x15c [ 77.523400][ T5626] dump_stack+0x1c/0x5c [ 77.523405][ T5626] sysfs_create_dir_ns+0x244/0x264 [ 77.523410][ T5626] kobject_add_internal+0x5ac/0xc3c [ 77.523415][ T5626] kobject_init_and_add+0x124/0x190 [ 77.523419][ T5626] gfs2_sys_fs_add+0x200/0x41c [ 77.523424][ T5626] gfs2_fill_super+0xddc/0x1a18 [ 77.523428][ T5626] get_tree_bdev+0x358/0x544 [ 77.523433][ T5626] gfs2_get_tree+0x54/0x1b4 [ 77.523438][ T5626] vfs_get_tree+0x90/0x274 [ 77.523442][ T5626] do_new_mount+0x228/0x810 [ 77.523446][ T5626] path_mount+0x5bc/0x1008 [ 77.523450][ T5626] __arm64_sys_mount+0x514/0x5f0 [ 77.523455][ T5626] invoke_syscall+0x98/0x2b0 [ 77.523460][ T5626] el0_svc_common+0x138/0x258 [ 77.523465][ T5626] do_el0_svc+0x58/0x13c [ 77.523470][ T5626] el0_svc+0x78/0x1d0 [ 77.523475][ T5626] el0t_64_sync_handler+0xcc/0xe4 [ 77.523480][ T5626] el0t_64_sync+0x1a0/0x1a4 [ 77.541478][ T5620] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.545122][ T5624] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.545834][ T5626] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.547298][ T5624] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.549363][ T5626] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.555891][ T5620] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:01:17 executed programs: 51 [ 77.838098][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.839460][ T5624] CPU: 1 PID: 5624 Comm: syz.4.54 Not tainted syzkaller #0 [ 77.840697][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.842399][ T5624] Call trace: [ 77.842966][ T5624] dump_backtrace+0x0/0x458 [ 77.843838][ T5624] show_stack+0x2c/0x3c [ 77.844651][ T5624] __dump_stack+0x30/0x40 [ 77.845028][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.845374][ T5624] dump_stack_lvl+0xf4/0x15c [ 77.847513][ T5624] dump_stack+0x1c/0x5c [ 77.848203][ T5624] sysfs_create_dir_ns+0x244/0x264 [ 77.849101][ T5624] kobject_add_internal+0x5ac/0xc3c [ 77.849970][ T5624] kobject_init_and_add+0x124/0x190 [ 77.850788][ T5624] gfs2_sys_fs_add+0x200/0x41c [ 77.851615][ T5624] gfs2_fill_super+0xddc/0x1a18 [ 77.852451][ T5624] get_tree_bdev+0x358/0x544 [ 77.853279][ T5624] gfs2_get_tree+0x54/0x1b4 [ 77.853963][ T5624] vfs_get_tree+0x90/0x274 [ 77.854656][ T5624] do_new_mount+0x228/0x810 [ 77.855424][ T5624] path_mount+0x5bc/0x1008 [ 77.856089][ T5624] __arm64_sys_mount+0x514/0x5f0 [ 77.856890][ T5624] invoke_syscall+0x98/0x2b0 [ 77.857764][ T5624] el0_svc_common+0x138/0x258 [ 77.858603][ T5624] do_el0_svc+0x58/0x13c [ 77.859352][ T5624] el0_svc+0x78/0x1d0 [ 77.860085][ T5624] el0t_64_sync_handler+0xcc/0xe4 [ 77.860912][ T5624] el0t_64_sync+0x1a0/0x1a4 [ 77.861663][ T5628] CPU: 0 PID: 5628 Comm: syz.0.56 Not tainted syzkaller #0 [ 77.862794][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.864471][ T5628] Call trace: [ 77.864961][ T5628] dump_backtrace+0x0/0x458 [ 77.865752][ T5628] show_stack+0x2c/0x3c [ 77.866470][ T5628] __dump_stack+0x30/0x40 [ 77.867274][ T5628] dump_stack_lvl+0xf4/0x15c [ 77.868083][ T5628] dump_stack+0x1c/0x5c [ 77.868791][ T5628] sysfs_create_dir_ns+0x244/0x264 [ 77.869716][ T5628] kobject_add_internal+0x5ac/0xc3c [ 77.870604][ T5628] kobject_init_and_add+0x124/0x190 [ 77.870610][ T5624] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.870622][ T5624] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.871494][ T5628] gfs2_sys_fs_add+0x200/0x41c [ 77.875782][ T5628] gfs2_fill_super+0xddc/0x1a18 [ 77.876662][ T5628] get_tree_bdev+0x358/0x544 [ 77.877541][ T5628] gfs2_get_tree+0x54/0x1b4 [ 77.878246][ T5628] vfs_get_tree+0x90/0x274 [ 77.879014][ T5628] do_new_mount+0x228/0x810 [ 77.879832][ T5628] path_mount+0x5bc/0x1008 [ 77.880602][ T5628] __arm64_sys_mount+0x514/0x5f0 [ 77.881473][ T5628] invoke_syscall+0x98/0x2b0 [ 77.882286][ T5628] el0_svc_common+0x138/0x258 [ 77.883106][ T5628] do_el0_svc+0x58/0x13c [ 77.883841][ T5628] el0_svc+0x78/0x1d0 [ 77.884552][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 77.885431][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 77.886984][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.889239][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.893892][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.895180][ T5626] CPU: 1 PID: 5626 Comm: syz.2.55 Not tainted syzkaller #0 [ 77.896338][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.898022][ T5626] Call trace: [ 77.898549][ T5626] dump_backtrace+0x0/0x458 [ 77.899288][ T5626] show_stack+0x2c/0x3c [ 77.900033][ T5626] __dump_stack+0x30/0x40 [ 77.900854][ T5626] dump_stack_lvl+0xf4/0x15c [ 77.901702][ T5626] dump_stack+0x1c/0x5c [ 77.902366][ T5626] sysfs_create_dir_ns+0x244/0x264 [ 77.903231][ T5626] kobject_add_internal+0x5ac/0xc3c [ 77.904085][ T5626] kobject_init_and_add+0x124/0x190 [ 77.905009][ T5626] gfs2_sys_fs_add+0x200/0x41c [ 77.905721][ T5626] gfs2_fill_super+0xddc/0x1a18 [ 77.906469][ T5626] get_tree_bdev+0x358/0x544 [ 77.907200][ T5626] gfs2_get_tree+0x54/0x1b4 [ 77.907986][ T5626] vfs_get_tree+0x90/0x274 [ 77.908696][ T5626] do_new_mount+0x228/0x810 [ 77.909424][ T5626] path_mount+0x5bc/0x1008 [ 77.910151][ T5626] __arm64_sys_mount+0x514/0x5f0 [ 77.910964][ T5626] invoke_syscall+0x98/0x2b0 [ 77.911691][ T5626] el0_svc_common+0x138/0x258 [ 77.912504][ T5626] do_el0_svc+0x58/0x13c [ 77.913188][ T5626] el0_svc+0x78/0x1d0 [ 77.913827][ T5626] el0t_64_sync_handler+0xcc/0xe4 [ 77.914683][ T5626] el0t_64_sync+0x1a0/0x1a4 [ 77.933782][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.934991][ T5630] CPU: 0 PID: 5630 Comm: syz.3.57 Not tainted syzkaller #0 [ 77.936221][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 77.937976][ T5630] Call trace: [ 77.938493][ T5630] dump_backtrace+0x0/0x458 [ 77.939282][ T5630] show_stack+0x2c/0x3c [ 77.939963][ T5630] __dump_stack+0x30/0x40 [ 77.940762][ T5630] dump_stack_lvl+0xf4/0x15c [ 77.941500][ T5630] dump_stack+0x1c/0x5c [ 77.942269][ T5630] sysfs_create_dir_ns+0x244/0x264 [ 77.942999][ T5626] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.943176][ T5630] kobject_add_internal+0x5ac/0xc3c [ 77.943197][ T5630] kobject_init_and_add+0x124/0x190 [ 77.943209][ T5630] gfs2_sys_fs_add+0x200/0x41c [ 77.943215][ T5630] gfs2_fill_super+0xddc/0x1a18 [ 77.943221][ T5630] get_tree_bdev+0x358/0x544 [ 77.943226][ T5630] gfs2_get_tree+0x54/0x1b4 [ 77.945309][ T5626] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.946220][ T5630] vfs_get_tree+0x90/0x274 [ 77.951902][ T5630] do_new_mount+0x228/0x810 [ 77.952666][ T5630] path_mount+0x5bc/0x1008 [ 77.953366][ T5630] __arm64_sys_mount+0x514/0x5f0 [ 77.954236][ T5630] invoke_syscall+0x98/0x2b0 [ 77.955077][ T5630] el0_svc_common+0x138/0x258 [ 77.955909][ T5630] do_el0_svc+0x58/0x13c [ 77.956692][ T5630] el0_svc+0x78/0x1d0 [ 77.957351][ T5630] el0t_64_sync_handler+0xcc/0xe4 [ 77.958207][ T5630] el0t_64_sync+0x1a0/0x1a4 [ 77.995255][ T5630] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.004148][ T5630] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.167247][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.168503][ T5628] CPU: 0 PID: 5628 Comm: syz.0.56 Not tainted syzkaller #0 [ 78.169683][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.171516][ T5628] Call trace: [ 78.172063][ T5628] dump_backtrace+0x0/0x458 [ 78.172840][ T5628] show_stack+0x2c/0x3c [ 78.173568][ T5628] __dump_stack+0x30/0x40 [ 78.174254][ T5628] dump_stack_lvl+0xf4/0x15c [ 78.174964][ T5628] dump_stack+0x1c/0x5c [ 78.175656][ T5628] sysfs_create_dir_ns+0x244/0x264 [ 78.176549][ T5628] kobject_add_internal+0x5ac/0xc3c [ 78.177451][ T5628] kobject_init_and_add+0x124/0x190 [ 78.178341][ T5628] gfs2_sys_fs_add+0x200/0x41c [ 78.179114][ T5628] gfs2_fill_super+0xddc/0x1a18 [ 78.179936][ T5628] get_tree_bdev+0x358/0x544 [ 78.180808][ T5628] gfs2_get_tree+0x54/0x1b4 [ 78.181594][ T5628] vfs_get_tree+0x90/0x274 [ 78.182359][ T5628] do_new_mount+0x228/0x810 [ 78.183182][ T5628] path_mount+0x5bc/0x1008 [ 78.183907][ T5628] __arm64_sys_mount+0x514/0x5f0 [ 78.184737][ T5628] invoke_syscall+0x98/0x2b0 [ 78.185462][ T5628] el0_svc_common+0x138/0x258 [ 78.186333][ T5628] do_el0_svc+0x58/0x13c [ 78.187090][ T5628] el0_svc+0x78/0x1d0 [ 78.187809][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 78.188721][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 78.209191][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.211447][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.223854][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.225160][ T5634] CPU: 1 PID: 5634 Comm: syz.2.59 Not tainted syzkaller #0 [ 78.226423][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.228172][ T5634] Call trace: [ 78.228816][ T5634] dump_backtrace+0x0/0x458 [ 78.229545][ T5634] show_stack+0x2c/0x3c [ 78.230201][ T5634] __dump_stack+0x30/0x40 [ 78.230891][ T5634] dump_stack_lvl+0xf4/0x15c [ 78.231605][ T5634] dump_stack+0x1c/0x5c [ 78.232300][ T5634] sysfs_create_dir_ns+0x244/0x264 [ 78.233135][ T5634] kobject_add_internal+0x5ac/0xc3c [ 78.233944][ T5634] kobject_init_and_add+0x124/0x190 [ 78.234776][ T5634] gfs2_sys_fs_add+0x200/0x41c [ 78.235590][ T5634] gfs2_fill_super+0xddc/0x1a18 [ 78.236409][ T5634] get_tree_bdev+0x358/0x544 [ 78.237157][ T5634] gfs2_get_tree+0x54/0x1b4 [ 78.238003][ T5634] vfs_get_tree+0x90/0x274 [ 78.238815][ T5634] do_new_mount+0x228/0x810 [ 78.239565][ T5634] path_mount+0x5bc/0x1008 [ 78.240311][ T5634] __arm64_sys_mount+0x514/0x5f0 [ 78.241243][ T5634] invoke_syscall+0x98/0x2b0 [ 78.241997][ T5634] el0_svc_common+0x138/0x258 [ 78.242804][ T5634] do_el0_svc+0x58/0x13c [ 78.243510][ T5634] el0_svc+0x78/0x1d0 [ 78.244151][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 78.245050][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 78.248979][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.251422][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.253914][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.255140][ T5632] CPU: 1 PID: 5632 Comm: syz.4.58 Not tainted syzkaller #0 [ 78.256054][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.256365][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.259421][ T5632] Call trace: [ 78.260020][ T5632] dump_backtrace+0x0/0x458 [ 78.260771][ T5632] show_stack+0x2c/0x3c [ 78.261469][ T5632] __dump_stack+0x30/0x40 [ 78.262244][ T5632] dump_stack_lvl+0xf4/0x15c [ 78.263072][ T5632] dump_stack+0x1c/0x5c [ 78.263792][ T5632] sysfs_create_dir_ns+0x244/0x264 [ 78.264639][ T5632] kobject_add_internal+0x5ac/0xc3c [ 78.265466][ T5632] kobject_init_and_add+0x124/0x190 [ 78.266314][ T5632] gfs2_sys_fs_add+0x200/0x41c [ 78.267183][ T5632] gfs2_fill_super+0xddc/0x1a18 [ 78.268052][ T5632] get_tree_bdev+0x358/0x544 [ 78.268874][ T5632] gfs2_get_tree+0x54/0x1b4 [ 78.269704][ T5632] vfs_get_tree+0x90/0x274 [ 78.270502][ T5632] do_new_mount+0x228/0x810 [ 78.271286][ T5632] path_mount+0x5bc/0x1008 [ 78.272066][ T5632] __arm64_sys_mount+0x514/0x5f0 [ 78.272931][ T5632] invoke_syscall+0x98/0x2b0 [ 78.273711][ T5632] el0_svc_common+0x138/0x258 [ 78.274549][ T5632] do_el0_svc+0x58/0x13c [ 78.275331][ T5632] el0_svc+0x78/0x1d0 [ 78.276002][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 78.276821][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 78.281373][ T5630] CPU: 0 PID: 5630 Comm: syz.3.57 Not tainted syzkaller #0 [ 78.282647][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.284327][ T5630] Call trace: [ 78.284888][ T5630] dump_backtrace+0x0/0x458 [ 78.285636][ T5630] show_stack+0x2c/0x3c [ 78.286403][ T5630] __dump_stack+0x30/0x40 [ 78.287123][ T5630] dump_stack_lvl+0xf4/0x15c [ 78.287839][ T5630] dump_stack+0x1c/0x5c [ 78.288522][ T5630] sysfs_create_dir_ns+0x244/0x264 [ 78.289316][ T5630] kobject_add_internal+0x5ac/0xc3c [ 78.290292][ T5630] kobject_init_and_add+0x124/0x190 [ 78.291152][ T5630] gfs2_sys_fs_add+0x200/0x41c [ 78.291958][ T5630] gfs2_fill_super+0xddc/0x1a18 [ 78.292813][ T5630] get_tree_bdev+0x358/0x544 [ 78.293606][ T5630] gfs2_get_tree+0x54/0x1b4 [ 78.294286][ T5630] vfs_get_tree+0x90/0x274 [ 78.294983][ T5630] do_new_mount+0x228/0x810 [ 78.295701][ T5630] path_mount+0x5bc/0x1008 [ 78.296454][ T5630] __arm64_sys_mount+0x514/0x5f0 [ 78.297350][ T5630] invoke_syscall+0x98/0x2b0 [ 78.298147][ T5630] el0_svc_common+0x138/0x258 [ 78.298959][ T5630] do_el0_svc+0x58/0x13c [ 78.299744][ T5630] el0_svc+0x78/0x1d0 [ 78.300451][ T5630] el0t_64_sync_handler+0xcc/0xe4 [ 78.301353][ T5630] el0t_64_sync+0x1a0/0x1a4 [ 78.313756][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.315939][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.319078][ T5630] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.322673][ T5630] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.534993][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.536368][ T5636] CPU: 1 PID: 5636 Comm: syz.0.60 Not tainted syzkaller #0 [ 78.537605][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.539318][ T5636] Call trace: [ 78.539882][ T5636] dump_backtrace+0x0/0x458 [ 78.540592][ T5636] show_stack+0x2c/0x3c [ 78.541289][ T5636] __dump_stack+0x30/0x40 [ 78.542150][ T5636] dump_stack_lvl+0xf4/0x15c [ 78.542890][ T5636] dump_stack+0x1c/0x5c [ 78.543655][ T5636] sysfs_create_dir_ns+0x244/0x264 [ 78.544486][ T5636] kobject_add_internal+0x5ac/0xc3c [ 78.545322][ T5636] kobject_init_and_add+0x124/0x190 [ 78.546135][ T5636] gfs2_sys_fs_add+0x200/0x41c [ 78.546899][ T5636] gfs2_fill_super+0xddc/0x1a18 [ 78.547761][ T5636] get_tree_bdev+0x358/0x544 [ 78.548614][ T5636] gfs2_get_tree+0x54/0x1b4 [ 78.549362][ T5636] vfs_get_tree+0x90/0x274 [ 78.550136][ T5636] do_new_mount+0x228/0x810 [ 78.550936][ T5636] path_mount+0x5bc/0x1008 [ 78.551646][ T5636] __arm64_sys_mount+0x514/0x5f0 [ 78.552459][ T5636] invoke_syscall+0x98/0x2b0 [ 78.553247][ T5636] el0_svc_common+0x138/0x258 [ 78.554041][ T5636] do_el0_svc+0x58/0x13c [ 78.554799][ T5636] el0_svc+0x78/0x1d0 [ 78.555446][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 78.556290][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 78.560767][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.561917][ T5632] CPU: 1 PID: 5632 Comm: syz.4.58 Not tainted syzkaller #0 [ 78.563176][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.564897][ T5632] Call trace: [ 78.565390][ T5632] dump_backtrace+0x0/0x458 [ 78.566166][ T5632] show_stack+0x2c/0x3c [ 78.566851][ T5632] __dump_stack+0x30/0x40 [ 78.567598][ T5632] dump_stack_lvl+0xf4/0x15c [ 78.568417][ T5632] dump_stack+0x1c/0x5c [ 78.569073][ T5632] sysfs_create_dir_ns+0x244/0x264 [ 78.569972][ T5632] kobject_add_internal+0x5ac/0xc3c [ 78.570799][ T5632] kobject_init_and_add+0x124/0x190 [ 78.571703][ T5632] gfs2_sys_fs_add+0x200/0x41c [ 78.572545][ T5632] gfs2_fill_super+0xddc/0x1a18 [ 78.573365][ T5632] get_tree_bdev+0x358/0x544 [ 78.574087][ T5632] gfs2_get_tree+0x54/0x1b4 [ 78.574855][ T5632] vfs_get_tree+0x90/0x274 [ 78.575689][ T5632] do_new_mount+0x228/0x810 [ 78.576421][ T5632] path_mount+0x5bc/0x1008 [ 78.577135][ T5632] __arm64_sys_mount+0x514/0x5f0 [ 78.577945][ T5632] invoke_syscall+0x98/0x2b0 [ 78.578708][ T5632] el0_svc_common+0x138/0x258 [ 78.579593][ T5632] do_el0_svc+0x58/0x13c [ 78.580334][ T5632] el0_svc+0x78/0x1d0 [ 78.581050][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 78.581919][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 78.592658][ T5636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.595015][ T5636] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.602777][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.603750][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.605389][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.606642][ T5634] CPU: 0 PID: 5634 Comm: syz.2.59 Not tainted syzkaller #0 [ 78.608439][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.610096][ T5634] Call trace: [ 78.610666][ T5634] dump_backtrace+0x0/0x458 [ 78.611407][ T5634] show_stack+0x2c/0x3c [ 78.612108][ T5634] __dump_stack+0x30/0x40 [ 78.612861][ T5634] dump_stack_lvl+0xf4/0x15c [ 78.613667][ T5634] dump_stack+0x1c/0x5c [ 78.614353][ T5634] sysfs_create_dir_ns+0x244/0x264 [ 78.615313][ T5634] kobject_add_internal+0x5ac/0xc3c [ 78.616232][ T5634] kobject_init_and_add+0x124/0x190 [ 78.617124][ T5634] gfs2_sys_fs_add+0x200/0x41c [ 78.617915][ T5634] gfs2_fill_super+0xddc/0x1a18 [ 78.618665][ T5634] get_tree_bdev+0x358/0x544 [ 78.619355][ T5634] gfs2_get_tree+0x54/0x1b4 [ 78.619989][ T5634] vfs_get_tree+0x90/0x274 [ 78.620659][ T5634] do_new_mount+0x228/0x810 [ 78.621418][ T5634] path_mount+0x5bc/0x1008 [ 78.622132][ T5634] __arm64_sys_mount+0x514/0x5f0 [ 78.622908][ T5634] invoke_syscall+0x98/0x2b0 [ 78.623583][ T5634] el0_svc_common+0x138/0x258 [ 78.624242][ T5634] do_el0_svc+0x58/0x13c [ 78.624924][ T5634] el0_svc+0x78/0x1d0 [ 78.625596][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 78.626377][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 78.643855][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.646051][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.722882][ T5638] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.724296][ T5638] CPU: 0 PID: 5638 Comm: syz.3.61 Not tainted syzkaller #0 [ 78.725418][ T5638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.727160][ T5638] Call trace: [ 78.727716][ T5638] dump_backtrace+0x0/0x458 [ 78.728510][ T5638] show_stack+0x2c/0x3c [ 78.729199][ T5638] __dump_stack+0x30/0x40 [ 78.729902][ T5638] dump_stack_lvl+0xf4/0x15c [ 78.730777][ T5638] dump_stack+0x1c/0x5c [ 78.731483][ T5638] sysfs_create_dir_ns+0x244/0x264 [ 78.732341][ T5638] kobject_add_internal+0x5ac/0xc3c [ 78.733210][ T5638] kobject_init_and_add+0x124/0x190 [ 78.734095][ T5638] gfs2_sys_fs_add+0x200/0x41c [ 78.734871][ T5638] gfs2_fill_super+0xddc/0x1a18 [ 78.735650][ T5638] get_tree_bdev+0x358/0x544 [ 78.736448][ T5638] gfs2_get_tree+0x54/0x1b4 [ 78.737209][ T5638] vfs_get_tree+0x90/0x274 [ 78.737941][ T5638] do_new_mount+0x228/0x810 [ 78.738716][ T5638] path_mount+0x5bc/0x1008 [ 78.739450][ T5638] __arm64_sys_mount+0x514/0x5f0 [ 78.740340][ T5638] invoke_syscall+0x98/0x2b0 [ 78.741134][ T5638] el0_svc_common+0x138/0x258 [ 78.741915][ T5638] do_el0_svc+0x58/0x13c [ 78.742612][ T5638] el0_svc+0x78/0x1d0 [ 78.743255][ T5638] el0t_64_sync_handler+0xcc/0xe4 [ 78.744106][ T5638] el0t_64_sync+0x1a0/0x1a4 [ 78.780483][ T5638] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.782785][ T5638] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.873982][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.875290][ T5636] CPU: 1 PID: 5636 Comm: syz.0.60 Not tainted syzkaller #0 [ 78.876466][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.878063][ T5636] Call trace: [ 78.878598][ T5636] dump_backtrace+0x0/0x458 [ 78.879313][ T5636] show_stack+0x2c/0x3c [ 78.879982][ T5636] __dump_stack+0x30/0x40 [ 78.880779][ T5636] dump_stack_lvl+0xf4/0x15c [ 78.881564][ T5636] dump_stack+0x1c/0x5c [ 78.882251][ T5636] sysfs_create_dir_ns+0x244/0x264 [ 78.883106][ T5636] kobject_add_internal+0x5ac/0xc3c [ 78.883905][ T5636] kobject_init_and_add+0x124/0x190 [ 78.884746][ T5636] gfs2_sys_fs_add+0x200/0x41c [ 78.885577][ T5636] gfs2_fill_super+0xddc/0x1a18 [ 78.886453][ T5636] get_tree_bdev+0x358/0x544 [ 78.887304][ T5636] gfs2_get_tree+0x54/0x1b4 [ 78.888150][ T5636] vfs_get_tree+0x90/0x274 [ 78.888889][ T5636] do_new_mount+0x228/0x810 [ 78.889620][ T5636] path_mount+0x5bc/0x1008 [ 78.890416][ T5636] __arm64_sys_mount+0x514/0x5f0 [ 78.891238][ T5636] invoke_syscall+0x98/0x2b0 [ 78.892017][ T5636] el0_svc_common+0x138/0x258 [ 78.892825][ T5636] do_el0_svc+0x58/0x13c [ 78.893574][ T5636] el0_svc+0x78/0x1d0 [ 78.894235][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 78.895139][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 78.903737][ T5640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.904942][ T5640] CPU: 0 PID: 5640 Comm: syz.2.62 Not tainted syzkaller #0 [ 78.906087][ T5640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 78.907815][ T5640] Call trace: [ 78.908288][ T5640] dump_backtrace+0x0/0x458 [ 78.909012][ T5640] show_stack+0x2c/0x3c [ 78.909711][ T5640] __dump_stack+0x30/0x40 [ 78.910434][ T5640] dump_stack_lvl+0xf4/0x15c [ 78.911183][ T5640] dump_stack+0x1c/0x5c [ 78.911833][ T5640] sysfs_create_dir_ns+0x244/0x264 [ 78.912743][ T5640] kobject_add_internal+0x5ac/0xc3c [ 78.913664][ T5640] kobject_init_and_add+0x124/0x190 [ 78.914464][ T5640] gfs2_sys_fs_add+0x200/0x41c [ 78.915253][ T5640] gfs2_fill_super+0xddc/0x1a18 [ 78.916130][ T5640] get_tree_bdev+0x358/0x544 [ 78.916916][ T5640] gfs2_get_tree+0x54/0x1b4 [ 78.917650][ T5640] vfs_get_tree+0x90/0x274 [ 78.918374][ T5640] do_new_mount+0x228/0x810 [ 78.919201][ T5640] path_mount+0x5bc/0x1008 [ 78.919927][ T5640] __arm64_sys_mount+0x514/0x5f0 [ 78.920842][ T5640] invoke_syscall+0x98/0x2b0 [ 78.921686][ T5640] el0_svc_common+0x138/0x258 [ 78.922482][ T5640] do_el0_svc+0x58/0x13c [ 78.923188][ T5640] el0_svc+0x78/0x1d0 [ 78.923862][ T5640] el0t_64_sync_handler+0xcc/0xe4 [ 78.924725][ T5640] el0t_64_sync+0x1a0/0x1a4 [ 78.932860][ T5636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.935168][ T5636] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.962388][ T5640] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.970764][ T5640] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.039761][ T5642] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.041118][ T5642] CPU: 1 PID: 5642 Comm: syz.4.63 Not tainted syzkaller #0 [ 79.042298][ T5642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.044058][ T5642] Call trace: [ 79.044660][ T5642] dump_backtrace+0x0/0x458 [ 79.045434][ T5642] show_stack+0x2c/0x3c [ 79.046260][ T5642] __dump_stack+0x30/0x40 [ 79.047067][ T5642] dump_stack_lvl+0xf4/0x15c [ 79.047901][ T5642] dump_stack+0x1c/0x5c [ 79.048570][ T5642] sysfs_create_dir_ns+0x244/0x264 [ 79.049542][ T5642] kobject_add_internal+0x5ac/0xc3c [ 79.050462][ T5642] kobject_init_and_add+0x124/0x190 [ 79.051309][ T5642] gfs2_sys_fs_add+0x200/0x41c [ 79.052100][ T5642] gfs2_fill_super+0xddc/0x1a18 [ 79.052970][ T5642] get_tree_bdev+0x358/0x544 [ 79.053767][ T5642] gfs2_get_tree+0x54/0x1b4 [ 79.054480][ T5642] vfs_get_tree+0x90/0x274 [ 79.055257][ T5642] do_new_mount+0x228/0x810 [ 79.056131][ T5642] path_mount+0x5bc/0x1008 [ 79.056802][ T5642] __arm64_sys_mount+0x514/0x5f0 [ 79.057572][ T5642] invoke_syscall+0x98/0x2b0 [ 79.058372][ T5642] el0_svc_common+0x138/0x258 [ 79.059244][ T5642] do_el0_svc+0x58/0x13c [ 79.060020][ T5642] el0_svc+0x78/0x1d0 [ 79.060672][ T5642] el0t_64_sync_handler+0xcc/0xe4 [ 79.061542][ T5642] el0t_64_sync+0x1a0/0x1a4 [ 79.066405][ T5638] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.067655][ T5638] CPU: 0 PID: 5638 Comm: syz.3.61 Not tainted syzkaller #0 [ 79.068864][ T5638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.070577][ T5638] Call trace: [ 79.071120][ T5638] dump_backtrace+0x0/0x458 [ 79.071852][ T5638] show_stack+0x2c/0x3c [ 79.072509][ T5638] __dump_stack+0x30/0x40 [ 79.073258][ T5638] dump_stack_lvl+0xf4/0x15c [ 79.074080][ T5638] dump_stack+0x1c/0x5c [ 79.074813][ T5638] sysfs_create_dir_ns+0x244/0x264 [ 79.075695][ T5638] kobject_add_internal+0x5ac/0xc3c [ 79.076629][ T5638] kobject_init_and_add+0x124/0x190 [ 79.077577][ T5638] gfs2_sys_fs_add+0x200/0x41c [ 79.078347][ T5638] gfs2_fill_super+0xddc/0x1a18 [ 79.079169][ T5638] get_tree_bdev+0x358/0x544 [ 79.079894][ T5638] gfs2_get_tree+0x54/0x1b4 [ 79.080647][ T5638] vfs_get_tree+0x90/0x274 [ 79.081419][ T5638] do_new_mount+0x228/0x810 [ 79.082143][ T5638] path_mount+0x5bc/0x1008 [ 79.082991][ T5638] __arm64_sys_mount+0x514/0x5f0 [ 79.083849][ T5638] invoke_syscall+0x98/0x2b0 [ 79.084540][ T5638] el0_svc_common+0x138/0x258 [ 79.085252][ T5638] do_el0_svc+0x58/0x13c [ 79.085879][ T5638] el0_svc+0x78/0x1d0 [ 79.086602][ T5638] el0t_64_sync_handler+0xcc/0xe4 [ 79.087446][ T5638] el0t_64_sync+0x1a0/0x1a4 [ 79.123724][ T5638] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.133815][ T5638] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.140714][ T5642] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.142940][ T5642] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.283906][ T5644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.285216][ T5644] CPU: 1 PID: 5644 Comm: syz.0.64 Not tainted syzkaller #0 [ 79.286365][ T5644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.287878][ T5644] Call trace: [ 79.288383][ T5644] dump_backtrace+0x0/0x458 [ 79.289105][ T5644] show_stack+0x2c/0x3c [ 79.289791][ T5644] __dump_stack+0x30/0x40 [ 79.290484][ T5644] dump_stack_lvl+0xf4/0x15c [ 79.291268][ T5644] dump_stack+0x1c/0x5c [ 79.291957][ T5644] sysfs_create_dir_ns+0x244/0x264 [ 79.292818][ T5644] kobject_add_internal+0x5ac/0xc3c [ 79.293690][ T5644] kobject_init_and_add+0x124/0x190 [ 79.294522][ T5644] gfs2_sys_fs_add+0x200/0x41c [ 79.295299][ T5644] gfs2_fill_super+0xddc/0x1a18 [ 79.296061][ T5644] get_tree_bdev+0x358/0x544 [ 79.296828][ T5644] gfs2_get_tree+0x54/0x1b4 [ 79.297562][ T5644] vfs_get_tree+0x90/0x274 [ 79.298307][ T5644] do_new_mount+0x228/0x810 [ 79.299049][ T5644] path_mount+0x5bc/0x1008 [ 79.299824][ T5644] __arm64_sys_mount+0x514/0x5f0 [ 79.300713][ T5644] invoke_syscall+0x98/0x2b0 [ 79.301497][ T5644] el0_svc_common+0x138/0x258 [ 79.302295][ T5644] do_el0_svc+0x58/0x13c [ 79.303046][ T5644] el0_svc+0x78/0x1d0 [ 79.303748][ T5644] el0t_64_sync_handler+0xcc/0xe4 [ 79.304685][ T5644] el0t_64_sync+0x1a0/0x1a4 [ 79.323867][ T5640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.325291][ T5640] CPU: 0 PID: 5640 Comm: syz.2.62 Not tainted syzkaller #0 [ 79.326419][ T5640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.328118][ T5640] Call trace: [ 79.328701][ T5640] dump_backtrace+0x0/0x458 [ 79.329452][ T5640] show_stack+0x2c/0x3c [ 79.330207][ T5640] __dump_stack+0x30/0x40 [ 79.330890][ T5640] dump_stack_lvl+0xf4/0x15c [ 79.331645][ T5640] dump_stack+0x1c/0x5c [ 79.332394][ T5640] sysfs_create_dir_ns+0x244/0x264 [ 79.333311][ T5640] kobject_add_internal+0x5ac/0xc3c [ 79.334392][ T5640] kobject_init_and_add+0x124/0x190 [ 79.335328][ T5640] gfs2_sys_fs_add+0x200/0x41c [ 79.336130][ T5640] gfs2_fill_super+0xddc/0x1a18 [ 79.336982][ T5640] get_tree_bdev+0x358/0x544 [ 79.337789][ T5640] gfs2_get_tree+0x54/0x1b4 [ 79.338593][ T5640] vfs_get_tree+0x90/0x274 [ 79.339504][ T5640] do_new_mount+0x228/0x810 [ 79.340296][ T5640] path_mount+0x5bc/0x1008 [ 79.341095][ T5640] __arm64_sys_mount+0x514/0x5f0 [ 79.341924][ T5640] invoke_syscall+0x98/0x2b0 [ 79.342718][ T5640] el0_svc_common+0x138/0x258 [ 79.343225][ T5644] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.343518][ T5640] do_el0_svc+0x58/0x13c [ 79.345641][ T5644] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.346287][ T5640] el0_svc+0x78/0x1d0 [ 79.347976][ T5640] el0t_64_sync_handler+0xcc/0xe4 [ 79.348907][ T5640] el0t_64_sync+0x1a0/0x1a4 [ 79.382484][ T5640] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.389334][ T5640] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.423938][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.425318][ T5646] CPU: 0 PID: 5646 Comm: syz.3.65 Not tainted syzkaller #0 [ 79.426557][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.428339][ T5646] Call trace: [ 79.428855][ T5646] dump_backtrace+0x0/0x458 [ 79.429625][ T5646] show_stack+0x2c/0x3c [ 79.430346][ T5646] __dump_stack+0x30/0x40 [ 79.431028][ T5646] dump_stack_lvl+0xf4/0x15c [ 79.431832][ T5646] dump_stack+0x1c/0x5c [ 79.432564][ T5646] sysfs_create_dir_ns+0x244/0x264 [ 79.433438][ T5646] kobject_add_internal+0x5ac/0xc3c [ 79.434350][ T5646] kobject_init_and_add+0x124/0x190 [ 79.435226][ T5646] gfs2_sys_fs_add+0x200/0x41c [ 79.436057][ T5646] gfs2_fill_super+0xddc/0x1a18 [ 79.436964][ T5646] get_tree_bdev+0x358/0x544 [ 79.437750][ T5646] gfs2_get_tree+0x54/0x1b4 [ 79.438524][ T5646] vfs_get_tree+0x90/0x274 [ 79.439263][ T5646] do_new_mount+0x228/0x810 [ 79.440033][ T5646] path_mount+0x5bc/0x1008 [ 79.440759][ T5646] __arm64_sys_mount+0x514/0x5f0 [ 79.441547][ T5646] invoke_syscall+0x98/0x2b0 [ 79.442352][ T5646] el0_svc_common+0x138/0x258 [ 79.443174][ T5646] do_el0_svc+0x58/0x13c [ 79.443937][ T5646] el0_svc+0x78/0x1d0 [ 79.444656][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 79.445466][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 79.466808][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.469056][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.505256][ T5642] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.506624][ T5642] CPU: 1 PID: 5642 Comm: syz.4.63 Not tainted syzkaller #0 [ 79.507790][ T5642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.509567][ T5642] Call trace: [ 79.510114][ T5642] dump_backtrace+0x0/0x458 [ 79.510892][ T5642] show_stack+0x2c/0x3c [ 79.511622][ T5642] __dump_stack+0x30/0x40 [ 79.512395][ T5642] dump_stack_lvl+0xf4/0x15c [ 79.513176][ T5642] dump_stack+0x1c/0x5c [ 79.513941][ T5642] sysfs_create_dir_ns+0x244/0x264 [ 79.514793][ T5642] kobject_add_internal+0x5ac/0xc3c [ 79.515616][ T5642] kobject_init_and_add+0x124/0x190 [ 79.516488][ T5642] gfs2_sys_fs_add+0x200/0x41c [ 79.517309][ T5642] gfs2_fill_super+0xddc/0x1a18 [ 79.518164][ T5642] get_tree_bdev+0x358/0x544 [ 79.518973][ T5642] gfs2_get_tree+0x54/0x1b4 [ 79.519697][ T5642] vfs_get_tree+0x90/0x274 [ 79.520449][ T5642] do_new_mount+0x228/0x810 [ 79.521224][ T5642] path_mount+0x5bc/0x1008 [ 79.521949][ T5642] __arm64_sys_mount+0x514/0x5f0 [ 79.522799][ T5642] invoke_syscall+0x98/0x2b0 [ 79.523648][ T5642] el0_svc_common+0x138/0x258 [ 79.524492][ T5642] do_el0_svc+0x58/0x13c [ 79.525196][ T5642] el0_svc+0x78/0x1d0 [ 79.525833][ T5642] el0t_64_sync_handler+0xcc/0xe4 [ 79.526758][ T5642] el0t_64_sync+0x1a0/0x1a4 [ 79.548163][ T5642] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.550382][ T5642] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.563700][ T5644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.564973][ T5644] CPU: 1 PID: 5644 Comm: syz.0.64 Not tainted syzkaller #0 [ 79.566187][ T5644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.567960][ T5644] Call trace: [ 79.568552][ T5644] dump_backtrace+0x0/0x458 [ 79.569306][ T5644] show_stack+0x2c/0x3c [ 79.569995][ T5644] __dump_stack+0x30/0x40 [ 79.570723][ T5644] dump_stack_lvl+0xf4/0x15c [ 79.571537][ T5644] dump_stack+0x1c/0x5c [ 79.572264][ T5644] sysfs_create_dir_ns+0x244/0x264 [ 79.573139][ T5644] kobject_add_internal+0x5ac/0xc3c [ 79.573978][ T5644] kobject_init_and_add+0x124/0x190 [ 79.574915][ T5644] gfs2_sys_fs_add+0x200/0x41c [ 79.575763][ T5644] gfs2_fill_super+0xddc/0x1a18 [ 79.576617][ T5644] get_tree_bdev+0x358/0x544 [ 79.577394][ T5644] gfs2_get_tree+0x54/0x1b4 [ 79.578151][ T5644] vfs_get_tree+0x90/0x274 [ 79.578958][ T5644] do_new_mount+0x228/0x810 [ 79.579760][ T5644] path_mount+0x5bc/0x1008 [ 79.580479][ T5644] __arm64_sys_mount+0x514/0x5f0 [ 79.581285][ T5644] invoke_syscall+0x98/0x2b0 [ 79.582119][ T5644] el0_svc_common+0x138/0x258 [ 79.582916][ T5644] do_el0_svc+0x58/0x13c [ 79.583640][ T5644] el0_svc+0x78/0x1d0 [ 79.584301][ T5644] el0t_64_sync_handler+0xcc/0xe4 [ 79.585152][ T5644] el0t_64_sync+0x1a0/0x1a4 [ 79.613801][ T5644] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.616052][ T5644] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.693815][ T5648] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.695169][ T5648] CPU: 1 PID: 5648 Comm: syz.2.66 Not tainted syzkaller #0 [ 79.696270][ T5648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.697974][ T5648] Call trace: [ 79.698576][ T5648] dump_backtrace+0x0/0x458 [ 79.699353][ T5648] show_stack+0x2c/0x3c [ 79.700064][ T5648] __dump_stack+0x30/0x40 [ 79.700763][ T5648] dump_stack_lvl+0xf4/0x15c [ 79.701537][ T5648] dump_stack+0x1c/0x5c [ 79.702241][ T5648] sysfs_create_dir_ns+0x244/0x264 [ 79.703146][ T5648] kobject_add_internal+0x5ac/0xc3c [ 79.704062][ T5648] kobject_init_and_add+0x124/0x190 [ 79.704970][ T5648] gfs2_sys_fs_add+0x200/0x41c [ 79.705789][ T5648] gfs2_fill_super+0xddc/0x1a18 [ 79.706616][ T5648] get_tree_bdev+0x358/0x544 [ 79.707435][ T5648] gfs2_get_tree+0x54/0x1b4 [ 79.708215][ T5648] vfs_get_tree+0x90/0x274 [ 79.709028][ T5648] do_new_mount+0x228/0x810 [ 79.709845][ T5648] path_mount+0x5bc/0x1008 [ 79.710665][ T5648] __arm64_sys_mount+0x514/0x5f0 [ 79.711510][ T5648] invoke_syscall+0x98/0x2b0 [ 79.712384][ T5648] el0_svc_common+0x138/0x258 [ 79.713210][ T5648] do_el0_svc+0x58/0x13c [ 79.713951][ T5648] el0_svc+0x78/0x1d0 [ 79.714689][ T5648] el0t_64_sync_handler+0xcc/0xe4 [ 79.715604][ T5648] el0t_64_sync+0x1a0/0x1a4 [ 79.716978][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.718285][ T5646] CPU: 0 PID: 5646 Comm: syz.3.65 Not tainted syzkaller #0 [ 79.719429][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.721146][ T5646] Call trace: [ 79.721740][ T5646] dump_backtrace+0x0/0x458 [ 79.722466][ T5646] show_stack+0x2c/0x3c [ 79.723172][ T5646] __dump_stack+0x30/0x40 [ 79.723918][ T5646] dump_stack_lvl+0xf4/0x15c [ 79.724732][ T5646] dump_stack+0x1c/0x5c [ 79.725433][ T5646] sysfs_create_dir_ns+0x244/0x264 [ 79.726376][ T5646] kobject_add_internal+0x5ac/0xc3c [ 79.727292][ T5646] kobject_init_and_add+0x124/0x190 [ 79.728087][ T5646] gfs2_sys_fs_add+0x200/0x41c [ 79.728932][ T5646] gfs2_fill_super+0xddc/0x1a18 [ 79.729681][ T5646] get_tree_bdev+0x358/0x544 [ 79.730348][ T5646] gfs2_get_tree+0x54/0x1b4 [ 79.731077][ T5646] vfs_get_tree+0x90/0x274 [ 79.731809][ T5646] do_new_mount+0x228/0x810 [ 79.732587][ T5646] path_mount+0x5bc/0x1008 [ 79.733154][ T5648] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.733340][ T5646] __arm64_sys_mount+0x514/0x5f0 [ 79.735494][ T5648] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.736351][ T5646] invoke_syscall+0x98/0x2b0 [ 79.738248][ T5646] el0_svc_common+0x138/0x258 [ 79.739045][ T5646] do_el0_svc+0x58/0x13c [ 79.739741][ T5646] el0_svc+0x78/0x1d0 [ 79.740464][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 79.741343][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 79.785403][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.787564][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.813843][ T5650] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.815170][ T5650] CPU: 1 PID: 5650 Comm: syz.4.67 Not tainted syzkaller #0 [ 79.816462][ T5650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.818128][ T5650] Call trace: [ 79.818706][ T5650] dump_backtrace+0x0/0x458 [ 79.819480][ T5650] show_stack+0x2c/0x3c [ 79.820246][ T5650] __dump_stack+0x30/0x40 [ 79.820983][ T5650] dump_stack_lvl+0xf4/0x15c [ 79.821743][ T5650] dump_stack+0x1c/0x5c [ 79.822368][ T5650] sysfs_create_dir_ns+0x244/0x264 [ 79.823283][ T5650] kobject_add_internal+0x5ac/0xc3c [ 79.824198][ T5650] kobject_init_and_add+0x124/0x190 [ 79.825209][ T5650] gfs2_sys_fs_add+0x200/0x41c [ 79.825962][ T5650] gfs2_fill_super+0xddc/0x1a18 [ 79.826712][ T5650] get_tree_bdev+0x358/0x544 [ 79.827418][ T5650] gfs2_get_tree+0x54/0x1b4 [ 79.828122][ T5650] vfs_get_tree+0x90/0x274 [ 79.828853][ T5650] do_new_mount+0x228/0x810 [ 79.829610][ T5650] path_mount+0x5bc/0x1008 [ 79.830359][ T5650] __arm64_sys_mount+0x514/0x5f0 [ 79.831135][ T5650] invoke_syscall+0x98/0x2b0 [ 79.832010][ T5650] el0_svc_common+0x138/0x258 [ 79.832800][ T5650] do_el0_svc+0x58/0x13c [ 79.833552][ T5650] el0_svc+0x78/0x1d0 [ 79.834239][ T5650] el0t_64_sync_handler+0xcc/0xe4 [ 79.835145][ T5650] el0t_64_sync+0x1a0/0x1a4 [ 79.873228][ T5650] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.875370][ T5650] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.899393][ T5652] set_capacity_and_notify: 45 callbacks suppressed [ 79.899402][ T5652] loop0: detected capacity change from 0 to 32768 [ 79.936497][ T5652] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.937800][ T5652] CPU: 1 PID: 5652 Comm: syz.0.68 Not tainted syzkaller #0 [ 79.938963][ T5652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 79.940747][ T5652] Call trace: [ 79.941294][ T5652] dump_backtrace+0x0/0x458 [ 79.942094][ T5652] show_stack+0x2c/0x3c [ 79.942839][ T5652] __dump_stack+0x30/0x40 [ 79.943584][ T5652] dump_stack_lvl+0xf4/0x15c [ 79.944362][ T5652] dump_stack+0x1c/0x5c [ 79.945071][ T5652] sysfs_create_dir_ns+0x244/0x264 [ 79.945927][ T5652] kobject_add_internal+0x5ac/0xc3c [ 79.946880][ T5652] kobject_init_and_add+0x124/0x190 [ 79.947807][ T5652] gfs2_sys_fs_add+0x200/0x41c [ 79.948663][ T5652] gfs2_fill_super+0xddc/0x1a18 [ 79.949572][ T5652] get_tree_bdev+0x358/0x544 [ 79.950361][ T5652] gfs2_get_tree+0x54/0x1b4 [ 79.951144][ T5652] vfs_get_tree+0x90/0x274 [ 79.951939][ T5652] do_new_mount+0x228/0x810 [ 79.952713][ T5652] path_mount+0x5bc/0x1008 [ 79.953479][ T5652] __arm64_sys_mount+0x514/0x5f0 [ 79.954319][ T5652] invoke_syscall+0x98/0x2b0 [ 79.955088][ T5652] el0_svc_common+0x138/0x258 [ 79.955909][ T5652] do_el0_svc+0x58/0x13c [ 79.956621][ T5652] el0_svc+0x78/0x1d0 [ 79.957261][ T5652] el0t_64_sync_handler+0xcc/0xe4 [ 79.957993][ T5652] el0t_64_sync+0x1a0/0x1a4 [ 79.993410][ T5648] loop2: detected capacity change from 0 to 32768 [ 80.000086][ T5652] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.002231][ T5652] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.036800][ T5648] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.037994][ T5648] CPU: 1 PID: 5648 Comm: syz.2.66 Not tainted syzkaller #0 [ 80.038812][ T5654] loop3: detected capacity change from 0 to 32768 [ 80.039276][ T5648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.039288][ T5648] Call trace: [ 80.042540][ T5648] dump_backtrace+0x0/0x458 [ 80.043300][ T5648] show_stack+0x2c/0x3c [ 80.044018][ T5648] __dump_stack+0x30/0x40 [ 80.044822][ T5648] dump_stack_lvl+0xf4/0x15c [ 80.045616][ T5648] dump_stack+0x1c/0x5c [ 80.046092][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.046247][ T5648] sysfs_create_dir_ns+0x244/0x264 [ 80.048293][ T5648] kobject_add_internal+0x5ac/0xc3c [ 80.049238][ T5648] kobject_init_and_add+0x124/0x190 [ 80.050119][ T5648] gfs2_sys_fs_add+0x200/0x41c [ 80.050924][ T5648] gfs2_fill_super+0xddc/0x1a18 [ 80.051801][ T5648] get_tree_bdev+0x358/0x544 [ 80.052578][ T5648] gfs2_get_tree+0x54/0x1b4 [ 80.053305][ T5648] vfs_get_tree+0x90/0x274 [ 80.053999][ T5648] do_new_mount+0x228/0x810 [ 80.054780][ T5648] path_mount+0x5bc/0x1008 [ 80.055599][ T5648] __arm64_sys_mount+0x514/0x5f0 [ 80.056416][ T5648] invoke_syscall+0x98/0x2b0 [ 80.057220][ T5648] el0_svc_common+0x138/0x258 [ 80.057956][ T5648] do_el0_svc+0x58/0x13c [ 80.058695][ T5648] el0_svc+0x78/0x1d0 [ 80.059391][ T5648] el0t_64_sync_handler+0xcc/0xe4 [ 80.060297][ T5648] el0t_64_sync+0x1a0/0x1a4 [ 80.069167][ T5654] CPU: 0 PID: 5654 Comm: syz.3.69 Not tainted syzkaller #0 [ 80.070397][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.072207][ T5654] Call trace: [ 80.072810][ T5654] dump_backtrace+0x0/0x458 [ 80.073658][ T5654] show_stack+0x2c/0x3c [ 80.074296][ T5654] __dump_stack+0x30/0x40 [ 80.075026][ T5654] dump_stack_lvl+0xf4/0x15c [ 80.075863][ T5654] dump_stack+0x1c/0x5c [ 80.076547][ T5654] sysfs_create_dir_ns+0x244/0x264 [ 80.077389][ T5654] kobject_add_internal+0x5ac/0xc3c [ 80.078295][ T5654] kobject_init_and_add+0x124/0x190 [ 80.079199][ T5654] gfs2_sys_fs_add+0x200/0x41c [ 80.079951][ T5654] gfs2_fill_super+0xddc/0x1a18 [ 80.080817][ T5654] get_tree_bdev+0x358/0x544 [ 80.081627][ T5654] gfs2_get_tree+0x54/0x1b4 [ 80.082390][ T5654] vfs_get_tree+0x90/0x274 [ 80.083187][ T5654] do_new_mount+0x228/0x810 [ 80.083951][ T5654] path_mount+0x5bc/0x1008 [ 80.084739][ T5654] __arm64_sys_mount+0x514/0x5f0 [ 80.085587][ T5654] invoke_syscall+0x98/0x2b0 [ 80.086314][ T5654] el0_svc_common+0x138/0x258 [ 80.087032][ T5654] do_el0_svc+0x58/0x13c [ 80.087763][ T5654] el0_svc+0x78/0x1d0 [ 80.088469][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 80.089293][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 80.111799][ T5648] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.114022][ T5648] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.126526][ T5654] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.128707][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.244105][ T5650] loop4: detected capacity change from 0 to 32768 [ 80.265102][ T5650] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.266401][ T5650] CPU: 1 PID: 5650 Comm: syz.4.67 Not tainted syzkaller #0 [ 80.267607][ T5650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.269311][ T5650] Call trace: [ 80.269877][ T5650] dump_backtrace+0x0/0x458 [ 80.270651][ T5650] show_stack+0x2c/0x3c [ 80.271350][ T5650] __dump_stack+0x30/0x40 [ 80.272120][ T5650] dump_stack_lvl+0xf4/0x15c [ 80.272919][ T5650] dump_stack+0x1c/0x5c [ 80.273675][ T5650] sysfs_create_dir_ns+0x244/0x264 [ 80.274558][ T5650] kobject_add_internal+0x5ac/0xc3c [ 80.275453][ T5650] kobject_init_and_add+0x124/0x190 [ 80.276313][ T5650] gfs2_sys_fs_add+0x200/0x41c [ 80.277167][ T5650] gfs2_fill_super+0xddc/0x1a18 [ 80.277977][ T5650] get_tree_bdev+0x358/0x544 [ 80.278878][ T5650] gfs2_get_tree+0x54/0x1b4 [ 80.279700][ T5650] vfs_get_tree+0x90/0x274 [ 80.280434][ T5650] do_new_mount+0x228/0x810 [ 80.281144][ T5650] path_mount+0x5bc/0x1008 [ 80.281954][ T5650] __arm64_sys_mount+0x514/0x5f0 [ 80.282855][ T5650] invoke_syscall+0x98/0x2b0 [ 80.283645][ T5650] el0_svc_common+0x138/0x258 [ 80.284417][ T5650] do_el0_svc+0x58/0x13c [ 80.285197][ T5650] el0_svc+0x78/0x1d0 [ 80.285932][ T5650] el0t_64_sync_handler+0xcc/0xe4 [ 80.286805][ T5650] el0t_64_sync+0x1a0/0x1a4 [ 80.297965][ T5652] loop0: detected capacity change from 0 to 32768 [ 80.313321][ T5650] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.315506][ T5650] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.325436][ T5652] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.326639][ T5652] CPU: 1 PID: 5652 Comm: syz.0.68 Not tainted syzkaller #0 [ 80.327857][ T5652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.329625][ T5652] Call trace: [ 80.330187][ T5652] dump_backtrace+0x0/0x458 [ 80.330978][ T5652] show_stack+0x2c/0x3c [ 80.331768][ T5652] __dump_stack+0x30/0x40 [ 80.332531][ T5652] dump_stack_lvl+0xf4/0x15c [ 80.333345][ T5652] dump_stack+0x1c/0x5c [ 80.334130][ T5652] sysfs_create_dir_ns+0x244/0x264 [ 80.335006][ T5652] kobject_add_internal+0x5ac/0xc3c [ 80.335887][ T5652] kobject_init_and_add+0x124/0x190 [ 80.336030][ T5654] loop3: detected capacity change from 0 to 32768 [ 80.336703][ T5652] gfs2_sys_fs_add+0x200/0x41c [ 80.338599][ T5652] gfs2_fill_super+0xddc/0x1a18 [ 80.339364][ T5652] get_tree_bdev+0x358/0x544 [ 80.340102][ T5652] gfs2_get_tree+0x54/0x1b4 [ 80.340881][ T5652] vfs_get_tree+0x90/0x274 [ 80.341624][ T5652] do_new_mount+0x228/0x810 [ 80.342390][ T5652] path_mount+0x5bc/0x1008 [ 80.342408][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.343162][ T5652] __arm64_sys_mount+0x514/0x5f0 [ 80.343177][ T5652] invoke_syscall+0x98/0x2b0 [ 80.346011][ T5652] el0_svc_common+0x138/0x258 [ 80.346828][ T5652] do_el0_svc+0x58/0x13c [ 80.347591][ T5652] el0_svc+0x78/0x1d0 [ 80.348268][ T5652] el0t_64_sync_handler+0xcc/0xe4 [ 80.349113][ T5652] el0t_64_sync+0x1a0/0x1a4 [ 80.358941][ T5654] CPU: 0 PID: 5654 Comm: syz.3.69 Not tainted syzkaller #0 [ 80.360181][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.361913][ T5654] Call trace: [ 80.362453][ T5654] dump_backtrace+0x0/0x458 [ 80.363210][ T5654] show_stack+0x2c/0x3c [ 80.363847][ T5654] __dump_stack+0x30/0x40 [ 80.364535][ T5654] dump_stack_lvl+0xf4/0x15c [ 80.365306][ T5654] dump_stack+0x1c/0x5c [ 80.366112][ T5654] sysfs_create_dir_ns+0x244/0x264 [ 80.366934][ T5654] kobject_add_internal+0x5ac/0xc3c [ 80.367843][ T5654] kobject_init_and_add+0x124/0x190 [ 80.368741][ T5654] gfs2_sys_fs_add+0x200/0x41c [ 80.369631][ T5654] gfs2_fill_super+0xddc/0x1a18 [ 80.370450][ T5654] get_tree_bdev+0x358/0x544 [ 80.371334][ T5654] gfs2_get_tree+0x54/0x1b4 [ 80.372100][ T5654] vfs_get_tree+0x90/0x274 [ 80.372807][ T5654] do_new_mount+0x228/0x810 [ 80.373578][ T5654] path_mount+0x5bc/0x1008 [ 80.374279][ T5654] __arm64_sys_mount+0x514/0x5f0 [ 80.375069][ T5654] invoke_syscall+0x98/0x2b0 [ 80.375811][ T5654] el0_svc_common+0x138/0x258 [ 80.376566][ T5654] do_el0_svc+0x58/0x13c [ 80.377271][ T5654] el0_svc+0x78/0x1d0 [ 80.377938][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 80.378748][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 80.394982][ T5652] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.397444][ T5652] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.414119][ T5656] loop2: detected capacity change from 0 to 32768 [ 80.420463][ T5654] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.422628][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.445378][ T5656] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.446643][ T5656] CPU: 1 PID: 5656 Comm: syz.2.70 Not tainted syzkaller #0 [ 80.447826][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.449521][ T5656] Call trace: [ 80.450126][ T5656] dump_backtrace+0x0/0x458 [ 80.450913][ T5656] show_stack+0x2c/0x3c [ 80.451598][ T5656] __dump_stack+0x30/0x40 [ 80.452283][ T5656] dump_stack_lvl+0xf4/0x15c [ 80.453064][ T5656] dump_stack+0x1c/0x5c [ 80.453759][ T5656] sysfs_create_dir_ns+0x244/0x264 [ 80.454647][ T5656] kobject_add_internal+0x5ac/0xc3c [ 80.455578][ T5656] kobject_init_and_add+0x124/0x190 [ 80.456553][ T5656] gfs2_sys_fs_add+0x200/0x41c [ 80.457398][ T5656] gfs2_fill_super+0xddc/0x1a18 [ 80.458163][ T5656] get_tree_bdev+0x358/0x544 [ 80.458932][ T5656] gfs2_get_tree+0x54/0x1b4 [ 80.459669][ T5656] vfs_get_tree+0x90/0x274 [ 80.460437][ T5656] do_new_mount+0x228/0x810 [ 80.461244][ T5656] path_mount+0x5bc/0x1008 [ 80.461978][ T5656] __arm64_sys_mount+0x514/0x5f0 [ 80.462792][ T5656] invoke_syscall+0x98/0x2b0 [ 80.463537][ T5656] el0_svc_common+0x138/0x258 [ 80.464356][ T5656] do_el0_svc+0x58/0x13c [ 80.465042][ T5656] el0_svc+0x78/0x1d0 [ 80.465712][ T5656] el0t_64_sync_handler+0xcc/0xe4 [ 80.466551][ T5656] el0t_64_sync+0x1a0/0x1a4 [ 80.523188][ T5656] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.525340][ T5656] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.599085][ T5658] loop4: detected capacity change from 0 to 32768 [ 80.617765][ T5660] loop0: detected capacity change from 0 to 32768 [ 80.645616][ T5662] loop3: detected capacity change from 0 to 32768 [ 80.655961][ T5660] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.657114][ T5660] CPU: 1 PID: 5660 Comm: syz.0.72 Not tainted syzkaller #0 [ 80.658283][ T5660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.659921][ T5660] Call trace: [ 80.660417][ T5660] dump_backtrace+0x0/0x458 [ 80.661192][ T5660] show_stack+0x2c/0x3c [ 80.661817][ T5660] __dump_stack+0x30/0x40 [ 80.662464][ T5660] dump_stack_lvl+0xf4/0x15c [ 80.663136][ T5660] dump_stack+0x1c/0x5c [ 80.663826][ T5660] sysfs_create_dir_ns+0x244/0x264 [ 80.664692][ T5660] kobject_add_internal+0x5ac/0xc3c [ 80.665669][ T5660] kobject_init_and_add+0x124/0x190 [ 80.666621][ T5660] gfs2_sys_fs_add+0x200/0x41c [ 80.667431][ T5660] gfs2_fill_super+0xddc/0x1a18 [ 80.668324][ T5660] get_tree_bdev+0x358/0x544 [ 80.669086][ T5660] gfs2_get_tree+0x54/0x1b4 [ 80.669871][ T5660] vfs_get_tree+0x90/0x274 [ 80.670690][ T5660] do_new_mount+0x228/0x810 [ 80.671492][ T5660] path_mount+0x5bc/0x1008 [ 80.672274][ T5660] __arm64_sys_mount+0x514/0x5f0 [ 80.673228][ T5660] invoke_syscall+0x98/0x2b0 [ 80.674050][ T5660] el0_svc_common+0x138/0x258 [ 80.674893][ T5660] do_el0_svc+0x58/0x13c [ 80.675640][ T5660] el0_svc+0x78/0x1d0 [ 80.676316][ T5660] el0t_64_sync_handler+0xcc/0xe4 [ 80.677156][ T5660] el0t_64_sync+0x1a0/0x1a4 [ 80.680309][ T5660] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.682865][ T5658] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.684033][ T5658] CPU: 1 PID: 5658 Comm: syz.4.71 Not tainted syzkaller #0 [ 80.685172][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.686663][ T5658] Call trace: [ 80.687234][ T5658] dump_backtrace+0x0/0x458 [ 80.687912][ T5658] show_stack+0x2c/0x3c [ 80.688596][ T5658] __dump_stack+0x30/0x40 [ 80.689435][ T5658] dump_stack_lvl+0xf4/0x15c [ 80.690202][ T5658] dump_stack+0x1c/0x5c [ 80.690995][ T5658] sysfs_create_dir_ns+0x244/0x264 [ 80.691863][ T5658] kobject_add_internal+0x5ac/0xc3c [ 80.692687][ T5658] kobject_init_and_add+0x124/0x190 [ 80.693520][ T5658] gfs2_sys_fs_add+0x200/0x41c [ 80.694323][ T5658] gfs2_fill_super+0xddc/0x1a18 [ 80.695196][ T5658] get_tree_bdev+0x358/0x544 [ 80.695984][ T5658] gfs2_get_tree+0x54/0x1b4 [ 80.696715][ T5658] vfs_get_tree+0x90/0x274 [ 80.697475][ T5658] do_new_mount+0x228/0x810 [ 80.698245][ T5658] path_mount+0x5bc/0x1008 [ 80.698937][ T5658] __arm64_sys_mount+0x514/0x5f0 [ 80.699865][ T5658] invoke_syscall+0x98/0x2b0 [ 80.700656][ T5658] el0_svc_common+0x138/0x258 [ 80.701504][ T5658] do_el0_svc+0x58/0x13c [ 80.702177][ T5658] el0_svc+0x78/0x1d0 [ 80.702875][ T5658] el0t_64_sync_handler+0xcc/0xe4 [ 80.703759][ T5658] el0t_64_sync+0x1a0/0x1a4 [ 80.705243][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.706594][ T5662] CPU: 0 PID: 5662 Comm: syz.3.73 Not tainted syzkaller #0 [ 80.707271][ T5660] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.707787][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.709113][ T5658] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.710566][ T5662] Call trace: [ 80.712815][ T5658] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.713388][ T5662] dump_backtrace+0x0/0x458 [ 80.713404][ T5662] show_stack+0x2c/0x3c [ 80.713414][ T5662] __dump_stack+0x30/0x40 [ 80.713422][ T5662] dump_stack_lvl+0xf4/0x15c [ 80.713428][ T5662] dump_stack+0x1c/0x5c [ 80.713433][ T5662] sysfs_create_dir_ns+0x244/0x264 [ 80.713438][ T5662] kobject_add_internal+0x5ac/0xc3c [ 80.713443][ T5662] kobject_init_and_add+0x124/0x190 [ 80.713448][ T5662] gfs2_sys_fs_add+0x200/0x41c [ 80.713452][ T5662] gfs2_fill_super+0xddc/0x1a18 [ 80.713457][ T5662] get_tree_bdev+0x358/0x544 [ 80.723252][ T5662] gfs2_get_tree+0x54/0x1b4 [ 80.724053][ T5662] vfs_get_tree+0x90/0x274 [ 80.724788][ T5662] do_new_mount+0x228/0x810 [ 80.725563][ T5662] path_mount+0x5bc/0x1008 [ 80.726368][ T5662] __arm64_sys_mount+0x514/0x5f0 [ 80.727267][ T5662] invoke_syscall+0x98/0x2b0 [ 80.727986][ T5662] el0_svc_common+0x138/0x258 [ 80.728868][ T5662] do_el0_svc+0x58/0x13c [ 80.729584][ T5662] el0_svc+0x78/0x1d0 [ 80.730261][ T5662] el0t_64_sync_handler+0xcc/0xe4 [ 80.731162][ T5662] el0t_64_sync+0x1a0/0x1a4 [ 80.782720][ T5662] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.792800][ T5662] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.863281][ T5656] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.864701][ T5656] CPU: 0 PID: 5656 Comm: syz.2.70 Not tainted syzkaller #0 [ 80.865851][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.867405][ T5656] Call trace: [ 80.867960][ T5656] dump_backtrace+0x0/0x458 [ 80.868736][ T5656] show_stack+0x2c/0x3c [ 80.869508][ T5656] __dump_stack+0x30/0x40 [ 80.870190][ T5656] dump_stack_lvl+0xf4/0x15c [ 80.870977][ T5656] dump_stack+0x1c/0x5c [ 80.871676][ T5656] sysfs_create_dir_ns+0x244/0x264 [ 80.872574][ T5656] kobject_add_internal+0x5ac/0xc3c [ 80.873460][ T5656] kobject_init_and_add+0x124/0x190 [ 80.874397][ T5656] gfs2_sys_fs_add+0x200/0x41c [ 80.875279][ T5656] gfs2_fill_super+0xddc/0x1a18 [ 80.876091][ T5656] get_tree_bdev+0x358/0x544 [ 80.876915][ T5656] gfs2_get_tree+0x54/0x1b4 [ 80.877749][ T5656] vfs_get_tree+0x90/0x274 [ 80.878548][ T5656] do_new_mount+0x228/0x810 [ 80.879368][ T5656] path_mount+0x5bc/0x1008 [ 80.880102][ T5656] __arm64_sys_mount+0x514/0x5f0 [ 80.880928][ T5656] invoke_syscall+0x98/0x2b0 [ 80.881643][ T5656] el0_svc_common+0x138/0x258 [ 80.882401][ T5656] do_el0_svc+0x58/0x13c [ 80.883099][ T5656] el0_svc+0x78/0x1d0 [ 80.883751][ T5656] el0t_64_sync_handler+0xcc/0xe4 [ 80.884603][ T5656] el0t_64_sync+0x1a0/0x1a4 [ 80.923203][ T5656] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.925334][ T5656] gfs2: fsid=syz:syz: error -17 adding sysfs files