Warning: Permanently added '10.128.1.116' (ED25519) to the list of known hosts. 1970/01/01 00:01:00 parsed 1 programs [ 61.644799][ T4726] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 66.999211][ T349] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.000641][ T349] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.002356][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.046006][ T349] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.047528][ T349] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.051309][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.302913][ T4760] chnl_net:caif_netlink_parms(): no params data found [ 67.424870][ T4760] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.426197][ T4760] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.427864][ T4760] device bridge_slave_0 entered promiscuous mode [ 67.431665][ T4760] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.432865][ T4760] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.434638][ T4760] device bridge_slave_1 entered promiscuous mode [ 67.445063][ T4760] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.448759][ T4760] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.470207][ T4760] team0: Port device team_slave_0 added [ 67.472228][ T4760] team0: Port device team_slave_1 added [ 67.501222][ T4760] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.502465][ T4760] 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. [ 67.508478][ T4760] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.511061][ T4760] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.512224][ T4760] 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. [ 67.518320][ T4760] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.574512][ T4760] device hsr_slave_0 entered promiscuous mode [ 67.613339][ T4760] device hsr_slave_1 entered promiscuous mode [ 67.692951][ T4760] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.743786][ T4760] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.786075][ T4760] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.825094][ T4760] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.871962][ T4760] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.873246][ T4760] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.874718][ T4760] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.875969][ T4760] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.898770][ T4760] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.906398][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.908164][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.909825][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.915418][ T4760] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.918806][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.920407][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.921563][ T349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.927940][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.929450][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.930684][ T349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.940455][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.942293][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.948511][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.952120][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.962207][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.964360][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.967817][ T4760] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.014103][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.015512][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.019803][ T4760] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.028229][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.029839][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.038658][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.040223][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.041820][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.045444][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.048633][ T4760] device veth0_vlan entered promiscuous mode [ 68.052368][ T4760] device veth1_vlan entered promiscuous mode [ 68.062370][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.063982][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.065499][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.067121][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.071179][ T4760] device veth0_macvtap entered promiscuous mode [ 68.074435][ T4760] device veth1_macvtap entered promiscuous mode [ 68.080470][ T4760] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.081694][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.083529][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 68.085005][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 68.086678][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.089647][ T4760] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.091452][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 68.093176][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.096571][ T4760] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.098078][ T4760] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.099507][ T4760] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.101016][ T4760] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:08 executed programs: 0 [ 68.469812][ T1875] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.484121][ T4805] chnl_net:caif_netlink_parms(): no params data found [ 68.560473][ T4805] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.561724][ T4805] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.565077][ T4805] device bridge_slave_0 entered promiscuous mode [ 68.567366][ T4805] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.568604][ T4805] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.570271][ T4805] device bridge_slave_1 entered promiscuous mode [ 68.581814][ T4805] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.598623][ T4805] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.609945][ T4809] chnl_net:caif_netlink_parms(): no params data found [ 68.613947][ T4816] chnl_net:caif_netlink_parms(): no params data found [ 68.639362][ T4805] team0: Port device team_slave_0 added [ 68.641906][ T4812] chnl_net:caif_netlink_parms(): no params data found [ 68.652814][ T4805] team0: Port device team_slave_1 added [ 68.676999][ T4805] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.678326][ T4805] 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. [ 68.682734][ T4805] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.693909][ T4816] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.695154][ T4816] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.696883][ T4816] device bridge_slave_0 entered promiscuous mode [ 68.699177][ T4805] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.700317][ T4805] 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. [ 68.704930][ T4805] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.707961][ T4816] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.709136][ T4816] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.710642][ T4816] device bridge_slave_1 entered promiscuous mode [ 68.717058][ T4817] chnl_net:caif_netlink_parms(): no params data found [ 68.741190][ T4809] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.742485][ T4809] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.744539][ T4809] device bridge_slave_0 entered promiscuous mode [ 68.746617][ T4809] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.747880][ T4809] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.749591][ T4809] device bridge_slave_1 entered promiscuous mode [ 68.767617][ T4816] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.824155][ T4805] device hsr_slave_0 entered promiscuous mode [ 68.863226][ T4805] device hsr_slave_1 entered promiscuous mode [ 68.913105][ T4805] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.914461][ T4805] Cannot create hsr debugfs directory [ 68.916493][ T4816] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.926841][ T4809] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.928498][ T4812] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.929809][ T4812] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.931413][ T4812] device bridge_slave_0 entered promiscuous mode [ 68.934231][ T4812] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.935477][ T4812] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.937099][ T4812] device bridge_slave_1 entered promiscuous mode [ 68.948553][ T4809] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.962131][ T4812] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.966735][ T4817] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.967944][ T4817] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.969622][ T4817] device bridge_slave_0 entered promiscuous mode [ 68.983627][ T4812] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.990519][ T4816] team0: Port device team_slave_0 added [ 68.997936][ T4817] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.999127][ T4817] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.000736][ T4817] device bridge_slave_1 entered promiscuous mode [ 69.009932][ T4809] team0: Port device team_slave_0 added [ 69.012868][ T4809] team0: Port device team_slave_1 added [ 69.017955][ T4816] team0: Port device team_slave_1 added [ 69.035894][ T4812] team0: Port device team_slave_0 added [ 69.038350][ T4817] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.045616][ T4809] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.046877][ T4809] 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. [ 69.051510][ T4809] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.054427][ T4816] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.055510][ T4816] 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. [ 69.059995][ T4816] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.062934][ T4812] team0: Port device team_slave_1 added [ 69.068952][ T4817] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.071935][ T4809] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.072986][ T4809] 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. [ 69.078116][ T4809] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.080556][ T4816] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.081628][ T4816] 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. [ 69.089507][ T4816] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.121765][ T4812] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.122930][ T4812] 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. [ 69.127673][ T4812] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.130924][ T4817] team0: Port device team_slave_0 added [ 69.132233][ T4812] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.133910][ T4812] 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. [ 69.137928][ T4812] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.152509][ T4817] team0: Port device team_slave_1 added [ 69.215296][ T4809] device hsr_slave_0 entered promiscuous mode [ 69.253308][ T4809] device hsr_slave_1 entered promiscuous mode [ 69.293152][ T4809] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.294479][ T4809] Cannot create hsr debugfs directory [ 69.317536][ T4817] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.318666][ T4817] 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. [ 69.322926][ T4817] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.364213][ T4816] device hsr_slave_0 entered promiscuous mode [ 69.403328][ T4816] device hsr_slave_1 entered promiscuous mode [ 69.443113][ T4816] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.444399][ T4816] Cannot create hsr debugfs directory [ 69.484336][ T4812] device hsr_slave_0 entered promiscuous mode [ 69.523378][ T4812] device hsr_slave_1 entered promiscuous mode [ 69.563149][ T4812] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.564352][ T4812] Cannot create hsr debugfs directory [ 69.576867][ T4817] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.578057][ T4817] 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. [ 69.582792][ T4817] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.614496][ T4817] device hsr_slave_0 entered promiscuous mode [ 69.624787][ T2065] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.625928][ T2065] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.632355][ T1540] cfg80211: failed to load regulatory.db [ 69.653392][ T4817] device hsr_slave_1 entered promiscuous mode [ 69.703085][ T4817] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.704385][ T4817] Cannot create hsr debugfs directory [ 70.193562][ T1969] Bluetooth: hci0: command 0x0409 tx timeout [ 70.263111][ T1969] Bluetooth: hci1: command 0x0409 tx timeout [ 70.343116][ T1969] Bluetooth: hci3: command 0x0409 tx timeout [ 70.343190][ T1540] Bluetooth: hci4: command 0x0409 tx timeout [ 70.344157][ T1969] Bluetooth: hci2: command 0x0409 tx timeout [ 70.946921][ T1875] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.263494][ T21] Bluetooth: hci0: command 0x041b tx timeout [ 72.343182][ T21] Bluetooth: hci1: command 0x041b tx timeout [ 72.423265][ T21] Bluetooth: hci2: command 0x041b tx timeout [ 72.424330][ T21] Bluetooth: hci4: command 0x041b tx timeout [ 72.425416][ T21] Bluetooth: hci3: command 0x041b tx timeout [ 73.487317][ T1875] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.537298][ T1875] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.353157][ T4868] Bluetooth: hci0: command 0x040f tx timeout [ 74.433136][ T4868] Bluetooth: hci1: command 0x040f tx timeout [ 74.503245][ T4868] Bluetooth: hci3: command 0x040f tx timeout [ 74.504511][ T4868] Bluetooth: hci4: command 0x040f tx timeout [ 74.505586][ T4868] Bluetooth: hci2: command 0x040f tx timeout [ 76.423223][ T4165] Bluetooth: hci0: command 0x0419 tx timeout [ 76.503114][ T4165] Bluetooth: hci1: command 0x0419 tx timeout [ 76.598390][ T4165] Bluetooth: hci2: command 0x0419 tx timeout [ 76.602490][ T4165] Bluetooth: hci4: command 0x0419 tx timeout [ 76.603949][ T4165] Bluetooth: hci3: command 0x0419 tx timeout [ 76.921803][ T4817] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 76.955462][ T4817] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 77.006999][ T4817] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 77.045345][ T4817] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 77.100342][ T4805] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.154415][ T4805] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.222415][ T4805] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.285789][ T4805] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.374294][ T4816] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 77.385693][ T4816] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 77.445155][ T4816] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 77.484193][ T4816] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 77.558471][ T4809] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 77.584989][ T4809] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 77.634824][ T4809] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 77.680938][ T4817] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.686418][ T4809] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 77.717586][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.719133][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.732044][ T4817] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.736241][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.738127][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.739583][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.740761][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.742830][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.750817][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.752874][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.754751][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.755858][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.757260][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.772693][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 77.781716][ T4812] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 77.807585][ T4812] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 77.844494][ T4812] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 77.888900][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.891132][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.899499][ T4812] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 77.944800][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.946343][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.948100][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.949900][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.951458][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.957318][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.958936][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.962726][ T4816] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.970021][ T4817] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.975831][ T4816] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.002565][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.004188][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.017597][ T4805] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.024825][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.026575][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.028171][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.029335][ T349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.031315][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.048622][ T4805] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.055630][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.057284][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.058813][ T1636] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.059977][ T1636] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.061446][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.062956][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.073511][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.075444][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.076972][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.078527][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.079620][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.081003][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.082648][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.085734][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.086903][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.088220][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.094681][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.096900][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.105780][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.107883][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.109563][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.111338][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.119916][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.121265][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.126972][ T4809] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.138027][ T4817] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.139453][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.141596][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.143825][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.159472][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.161569][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.163952][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.166081][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.181384][ T4816] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 78.184002][ T4816] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.188639][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.190221][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.191840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.198853][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.205003][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.206597][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.211153][ T4809] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.222099][ T4805] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 78.224539][ T4805] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.229729][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.231347][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.232943][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.239505][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.241458][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.250588][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.252287][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.258649][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.260296][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.261531][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.263654][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.265403][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.267045][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.268220][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.269832][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.279613][ T4809] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 78.281275][ T4809] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.290647][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.292229][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.294939][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.297107][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.299516][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.301333][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.302995][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.305927][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.307594][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.309114][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.311363][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.312955][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.320465][ T4812] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.367207][ T4812] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.379592][ T4816] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.383263][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.384996][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.386657][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.388044][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.389497][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.390718][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.401773][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.403872][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.405455][ T592] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.406630][ T592] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.408149][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.424656][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.431901][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.435079][ T592] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.436182][ T592] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.440408][ T4817] device veth0_vlan entered promiscuous mode [ 78.445608][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.447450][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.449195][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.450734][ T592] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.459599][ T4817] device veth1_vlan entered promiscuous mode [ 78.468558][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.470160][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.471724][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.489839][ T4817] device veth0_macvtap entered promiscuous mode [ 78.492564][ T4817] device veth1_macvtap entered promiscuous mode [ 78.509136][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.510768][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.512562][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.517319][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.523672][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.527742][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.529722][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.531389][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.533796][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.535542][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.542524][ T4805] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.559135][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.560801][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.562392][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.568342][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.569703][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.571031][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.578186][ T4809] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.581742][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.592768][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.594561][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.596938][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.612083][ T4812] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.614792][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.616370][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.618088][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.620121][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.633742][ T4816] device veth0_vlan entered promiscuous mode [ 78.638777][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.640448][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.647725][ T4817] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.649119][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.650767][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.652445][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.656284][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.681063][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.682766][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.693975][ T4816] device veth1_vlan entered promiscuous mode [ 78.696854][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.698403][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.699948][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.716455][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.718115][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.720342][ T4817] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.722729][ T4817] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.727177][ T4817] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.728768][ T4817] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.730140][ T4817] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.733381][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.734847][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.736232][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.737824][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.750018][ T4805] device veth0_vlan entered promiscuous mode [ 78.754787][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.757234][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.758890][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.760318][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.767472][ T4809] device veth0_vlan entered promiscuous mode [ 78.772085][ T4805] device veth1_vlan entered promiscuous mode [ 78.780949][ T4809] device veth1_vlan entered promiscuous mode [ 78.795037][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.796691][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.798211][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.799828][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.804520][ T4816] device veth0_macvtap entered promiscuous mode [ 78.817148][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.818799][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.820003][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.828421][ T4816] device veth1_macvtap entered promiscuous mode [ 78.847119][ T4812] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.861885][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.864359][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.865976][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.869726][ T4805] device veth0_macvtap entered promiscuous mode [ 78.881930][ T4809] device veth0_macvtap entered promiscuous mode [ 78.886031][ T4816] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.887789][ T4816] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.889434][ T4816] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.891152][ T4816] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.896602][ T4816] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.898095][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.899668][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.901303][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.902926][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.906473][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.910823][ T4805] device veth1_macvtap entered promiscuous mode [ 78.924701][ T4809] device veth1_macvtap entered promiscuous mode [ 78.926259][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.927814][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.929278][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.930745][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.932411][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.942147][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.945274][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.946896][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.948691][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.950383][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.952135][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.956078][ T4805] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.963262][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.964892][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.966489][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.968167][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.969757][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.971186][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.979769][ T4816] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.981391][ T4816] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.983004][ T4816] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.986698][ T4816] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.989107][ T4816] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.990213][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.991899][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.998780][ T349] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.000121][ T349] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.005060][ T4812] device veth0_vlan entered promiscuous mode [ 79.017992][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.024363][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.026186][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.027917][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.029612][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.031248][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.032975][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.038070][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.040006][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.042647][ T4809] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.045491][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.047279][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.049215][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.050971][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.052534][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.055145][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.057511][ T4805] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.060573][ T4805] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.062053][ T4805] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.068665][ T4805] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.070169][ T4805] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.076914][ T4816] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.078323][ T4816] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.079731][ T4816] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.081230][ T4816] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.088046][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.089848][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.091438][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.093162][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.101168][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.102911][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.109098][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.110760][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.112332][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.114596][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.116155][ T4809] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.117739][ T4809] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.120058][ T4809] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.122468][ T4812] device veth1_vlan entered promiscuous mode [ 79.134878][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.135600][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 79.136174][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.137777][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 79.140100][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.141673][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.147628][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.170294][ T4812] device veth0_macvtap entered promiscuous mode [ 79.178772][ T4809] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.180332][ T4809] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.181830][ T4809] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.184651][ T4809] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.207977][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 79.209618][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready 1970/01/01 00:01:19 executed programs: 10 [ 79.261579][ T4812] device veth1_macvtap entered promiscuous mode [ 79.275987][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.277626][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 79.300392][ T1636] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.301790][ T1636] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.346922][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.349030][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.350659][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.352331][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.357235][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.358981][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.360759][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.362438][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.365339][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.366922][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.369258][ T4812] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.377108][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.378661][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.380295][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.428400][ T5300] loop4: detected capacity change from 0 to 32768 [ 79.450645][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.451978][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.459876][ T349] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.461222][ T349] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.462624][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.464559][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.467908][ T5300] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 79.469327][ T5300] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 79.492462][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.497584][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.500409][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.505858][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.512019][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.515710][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.519975][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.521797][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.524244][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.526884][ T5300] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 79.533618][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.545535][ T4812] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.581235][ T5300] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 79.601039][ T1636] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.602423][ T1636] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.608043][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.609841][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.611495][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.621082][ T349] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.622504][ T349] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.640512][ T349] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.650220][ T1636] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.651505][ T1636] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.652848][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.685258][ T4812] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.686746][ T4812] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.688250][ T4812] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.717905][ T4812] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.722907][ T1875] device hsr_slave_0 left promiscuous mode [ 79.767612][ T1875] device hsr_slave_1 left promiscuous mode [ 79.843399][ T1875] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 79.844656][ T1875] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 79.846636][ T1875] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 79.847862][ T1875] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 79.849510][ T1875] device bridge_slave_1 left promiscuous mode [ 79.850500][ T1875] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.917142][ T1875] device bridge_slave_0 left promiscuous mode [ 79.918414][ T1875] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.931574][ T5319] loop0: detected capacity change from 0 to 32768 [ 80.014659][ T5319] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.015998][ T5319] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.033317][ T1875] device veth1_macvtap left promiscuous mode [ 80.034352][ T1875] device veth0_macvtap left promiscuous mode [ 80.035472][ T1875] device veth1_vlan left promiscuous mode [ 80.036469][ T1875] device veth0_vlan left promiscuous mode [ 80.047007][ T5319] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 80.116539][ T5319] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 80.232345][ T5341] loop4: detected capacity change from 0 to 32768 [ 80.256000][ T5341] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.257226][ T5341] CPU: 1 PID: 5341 Comm: syz.4.20 Not tainted syzkaller #0 [ 80.258445][ T5341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.260107][ T5341] Call trace: [ 80.260654][ T5341] dump_backtrace+0x0/0x458 [ 80.261429][ T5341] show_stack+0x2c/0x3c [ 80.262119][ T5341] __dump_stack+0x30/0x40 [ 80.262842][ T5341] dump_stack_lvl+0xf4/0x15c [ 80.263716][ T5341] dump_stack+0x1c/0x5c [ 80.264398][ T5341] sysfs_create_dir_ns+0x244/0x264 [ 80.265195][ T5341] kobject_add_internal+0x5ac/0xc3c [ 80.266130][ T5341] kobject_init_and_add+0x124/0x190 [ 80.267076][ T5341] gfs2_sys_fs_add+0x200/0x41c [ 80.267936][ T5341] gfs2_fill_super+0xddc/0x1a18 [ 80.268794][ T5341] get_tree_bdev+0x358/0x544 [ 80.269558][ T5341] gfs2_get_tree+0x54/0x1b4 [ 80.270261][ T5341] vfs_get_tree+0x90/0x274 [ 80.270956][ T5341] do_new_mount+0x228/0x810 [ 80.271720][ T5341] path_mount+0x5bc/0x1008 [ 80.272474][ T5341] __arm64_sys_mount+0x514/0x5f0 [ 80.273316][ T5341] invoke_syscall+0x98/0x2b0 [ 80.274122][ T5341] el0_svc_common+0x138/0x258 [ 80.274904][ T5341] do_el0_svc+0x58/0x13c [ 80.275601][ T5341] el0_svc+0x78/0x1d0 [ 80.276243][ T5341] el0t_64_sync_handler+0xcc/0xe4 [ 80.277112][ T5341] el0t_64_sync+0x1a0/0x1a4 [ 80.298957][ T5341] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.301057][ T5341] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.329746][ T1875] team0 (unregistering): Port device team_slave_1 removed [ 80.335445][ T1875] team0 (unregistering): Port device team_slave_0 removed [ 80.340721][ T1875] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 80.378003][ T1875] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 80.517627][ T1875] bond0 (unregistering): Released all slaves [ 80.590549][ T5341] loop4: detected capacity change from 0 to 32768 [ 80.629111][ T5341] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.630560][ T5341] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.647797][ T5341] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 80.650112][ T4148] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.651456][ T4148] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.708274][ T4148] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 56ms [ 80.710216][ T4148] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.711266][ T5341] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 80.854201][ T5341] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 80.880752][ T1636] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.882068][ T1636] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.883515][ T234] [ 80.883861][ T234] ====================================================== [ 80.885079][ T234] WARNING: possible circular locking dependency detected [ 80.886115][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 80.886294][ T234] syzkaller #0 Not tainted [ 80.888254][ T234] ------------------------------------------------------ [ 80.889375][ T234] kworker/1:1H/234 is trying to acquire lock: [ 80.890354][ T234] ffff0000ef7360e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: freeze_super+0x54/0x36c [ 80.891967][ T234] [ 80.891967][ T234] but task is already holding lock: [ 80.893069][ T234] ffff80001cfd7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 80.895211][ T234] [ 80.895211][ T234] which lock already depends on the new lock. [ 80.895211][ T234] [ 80.897013][ T234] [ 80.897013][ T234] the existing dependency chain (in reverse order) is: [ 80.898613][ T234] [ 80.898613][ T234] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 80.900370][ T234] process_one_work+0x6e0/0x1138 [ 80.901339][ T234] worker_thread+0x8f4/0x1034 [ 80.902244][ T234] kthread+0x374/0x454 [ 80.903028][ T234] ret_from_fork+0x10/0x20 [ 80.903869][ T234] [ 80.903869][ T234] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 80.905358][ T234] flush_workqueue+0x130/0x104c [ 80.906299][ T234] gfs2_gl_hash_clear+0xb0/0x2cc [ 80.907071][ T5347] loop0: detected capacity change from 0 to 32768 [ 80.907263][ T234] gfs2_put_super+0x614/0x6b4 [ 80.909204][ T234] generic_shutdown_super+0x130/0x2f0 [ 80.910152][ T234] kill_block_super+0x70/0xdc [ 80.911016][ T234] gfs2_kill_sb+0xc0/0xd4 [ 80.911824][ T234] deactivate_locked_super+0xb8/0x134 [ 80.912894][ T234] deactivate_super+0xf0/0x110 [ 80.913781][ T234] cleanup_mnt+0x3b8/0x46c [ 80.914680][ T234] __cleanup_mnt+0x20/0x30 [ 80.915534][ T234] task_work_run+0x12c/0x1d8 [ 80.916399][ T234] do_notify_resume+0x2450/0x309c [ 80.917377][ T234] el0_svc+0xf0/0x1d0 [ 80.918164][ T234] el0t_64_sync_handler+0xcc/0xe4 [ 80.918871][ T349] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.919204][ T234] el0t_64_sync+0x1a0/0x1a4 [ 80.919221][ T234] [ 80.919221][ T234] -> #0 (&type->s_umount_key#50){+.+.}-{3:3}: [ 80.919233][ T234] __lock_acquire+0x2870/0x67ec [ 80.919242][ T234] lock_acquire+0x1f4/0x618 [ 80.919249][ T234] down_write+0xbc/0x12c [ 80.919256][ T234] freeze_super+0x54/0x36c [ 80.919261][ T234] freeze_go_sync+0x128/0x31c [ 80.919265][ T234] do_xmote+0x2ec/0xf58 [ 80.919273][ T234] run_queue+0x3fc/0x698 [ 80.919277][ T234] glock_work_func+0x208/0x440 [ 80.919282][ T234] process_one_work+0x79c/0x1138 [ 80.919287][ T234] worker_thread+0x8f4/0x1034 [ 80.919291][ T234] kthread+0x374/0x454 [ 80.919296][ T234] ret_from_fork+0x10/0x20 [ 80.919300][ T234] [ 80.919300][ T234] other info that might help us debug this: [ 80.919300][ T234] [ 80.919302][ T234] Chain exists of: [ 80.919302][ T234] &type->s_umount_key#50 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 80.919302][ T234] [ 80.919314][ T234] Possible unsafe locking scenario: [ 80.919314][ T234] [ 80.919316][ T234] CPU0 CPU1 [ 80.919317][ T234] ---- ---- [ 80.919319][ T234] lock((work_completion)(&(&gl->gl_work)->work)); [ 80.919323][ T234] lock((wq_completion)glock_workqueue); [ 80.919327][ T234] lock((work_completion)(&(&gl->gl_work)->work)); [ 80.919331][ T234] lock(&type->s_umount_key#50); [ 80.919336][ T234] [ 80.919336][ T234] *** DEADLOCK *** [ 80.919336][ T234] [ 80.919337][ T234] 2 locks held by kworker/1:1H/234: [ 80.919340][ T234] #0: ffff0000c71a1138 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x678/0x1138 [ 80.919353][ T234] #1: ffff80001cfd7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 80.919366][ T234] [ 80.919366][ T234] stack backtrace: [ 80.919368][ T234] CPU: 1 PID: 234 Comm: kworker/1:1H Not tainted syzkaller #0 [ 80.919374][ T234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 80.919377][ T234] Workqueue: glock_workqueue glock_work_func [ 80.919383][ T234] Call trace: [ 80.919384][ T234] dump_backtrace+0x0/0x458 [ 80.919389][ T234] show_stack+0x2c/0x3c [ 80.919392][ T234] __dump_stack+0x30/0x40 [ 80.919398][ T234] dump_stack_lvl+0xf4/0x15c [ 80.919402][ T234] dump_stack+0x1c/0x5c [ 80.919407][ T234] print_circular_bug+0x148/0x1b0 [ 80.919412][ T234] check_noncircular+0x264/0x2f8 [ 80.919417][ T234] __lock_acquire+0x2870/0x67ec [ 80.919421][ T234] lock_acquire+0x1f4/0x618 [ 80.919426][ T234] down_write+0xbc/0x12c [ 80.919430][ T234] freeze_super+0x54/0x36c [ 80.919435][ T234] freeze_go_sync+0x128/0x31c [ 80.919439][ T234] do_xmote+0x2ec/0xf58 [ 80.919443][ T234] run_queue+0x3fc/0x698 [ 80.919447][ T234] glock_work_func+0x208/0x440 [ 80.919451][ T234] process_one_work+0x79c/0x1138 [ 80.919456][ T234] worker_thread+0x8f4/0x1034 [ 80.919461][ T234] kthread+0x374/0x454 [ 80.919465][ T234] ret_from_fork+0x10/0x20 [ 81.005080][ T5347] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.006518][ T5347] CPU: 0 PID: 5347 Comm: syz.0.21 Not tainted syzkaller #0 [ 81.007597][ T5347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.009359][ T5347] Call trace: [ 81.009855][ T5347] dump_backtrace+0x0/0x458 [ 81.010610][ T5347] show_stack+0x2c/0x3c [ 81.011318][ T5347] __dump_stack+0x30/0x40 [ 81.012055][ T5347] dump_stack_lvl+0xf4/0x15c [ 81.012777][ T5347] dump_stack+0x1c/0x5c [ 81.013465][ T5347] sysfs_create_dir_ns+0x244/0x264 [ 81.014373][ T5347] kobject_add_internal+0x5ac/0xc3c [ 81.015354][ T5347] kobject_init_and_add+0x124/0x190 [ 81.016270][ T5347] gfs2_sys_fs_add+0x200/0x41c [ 81.017031][ T5347] gfs2_fill_super+0xddc/0x1a18 [ 81.017840][ T5347] get_tree_bdev+0x358/0x544 [ 81.018617][ T5347] gfs2_get_tree+0x54/0x1b4 [ 81.019428][ T5347] vfs_get_tree+0x90/0x274 [ 81.020229][ T5347] do_new_mount+0x228/0x810 [ 81.021014][ T5347] path_mount+0x5bc/0x1008 [ 81.021791][ T5347] __arm64_sys_mount+0x514/0x5f0 [ 81.022608][ T5347] invoke_syscall+0x98/0x2b0 [ 81.023387][ T5347] el0_svc_common+0x138/0x258 [ 81.024239][ T5347] do_el0_svc+0x58/0x13c [ 81.025055][ T5347] el0_svc+0x78/0x1d0 [ 81.025763][ T5347] el0t_64_sync_handler+0xcc/0xe4 [ 81.026664][ T5347] el0t_64_sync+0x1a0/0x1a4 [ 81.081637][ T5347] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.092261][ T5347] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.129294][ T349] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.130571][ T1636] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 81.247424][ T5355] loop3: detected capacity change from 0 to 32768 [ 81.256624][ T5352] loop1: detected capacity change from 0 to 32768 [ 81.285716][ T5355] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.286999][ T5355] CPU: 0 PID: 5355 Comm: syz.3.18 Not tainted syzkaller #0 [ 81.288171][ T5355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.289740][ T5355] Call trace: [ 81.290321][ T5355] dump_backtrace+0x0/0x458 [ 81.291103][ T5355] show_stack+0x2c/0x3c [ 81.291815][ T5355] __dump_stack+0x30/0x40 [ 81.292497][ T5355] dump_stack_lvl+0xf4/0x15c [ 81.293280][ T5355] dump_stack+0x1c/0x5c [ 81.293966][ T5355] sysfs_create_dir_ns+0x244/0x264 [ 81.294825][ T5355] kobject_add_internal+0x5ac/0xc3c [ 81.295690][ T5355] kobject_init_and_add+0x124/0x190 [ 81.296563][ T5355] gfs2_sys_fs_add+0x200/0x41c [ 81.297389][ T5355] gfs2_fill_super+0xddc/0x1a18 [ 81.298193][ T5355] get_tree_bdev+0x358/0x544 [ 81.299004][ T5355] gfs2_get_tree+0x54/0x1b4 [ 81.299789][ T5355] vfs_get_tree+0x90/0x274 [ 81.300563][ T5355] do_new_mount+0x228/0x810 [ 81.301354][ T5355] path_mount+0x5bc/0x1008 [ 81.302131][ T5355] __arm64_sys_mount+0x514/0x5f0 [ 81.303002][ T5355] invoke_syscall+0x98/0x2b0 [ 81.303811][ T5355] el0_svc_common+0x138/0x258 [ 81.304657][ T5355] do_el0_svc+0x58/0x13c [ 81.305394][ T5355] el0_svc+0x78/0x1d0 [ 81.306086][ T5355] el0t_64_sync_handler+0xcc/0xe4 [ 81.306903][ T5355] el0t_64_sync+0x1a0/0x1a4 [ 81.310373][ T5352] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.311618][ T5352] CPU: 0 PID: 5352 Comm: syz.1.16 Not tainted syzkaller #0 [ 81.312786][ T5352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.314451][ T5352] Call trace: [ 81.314943][ T5352] dump_backtrace+0x0/0x458 [ 81.315693][ T5352] show_stack+0x2c/0x3c [ 81.316443][ T5352] __dump_stack+0x30/0x40 [ 81.317183][ T5352] dump_stack_lvl+0xf4/0x15c [ 81.318013][ T5352] dump_stack+0x1c/0x5c [ 81.318756][ T5352] sysfs_create_dir_ns+0x244/0x264 [ 81.319640][ T5352] kobject_add_internal+0x5ac/0xc3c [ 81.320400][ T5352] kobject_init_and_add+0x124/0x190 [ 81.321193][ T5352] gfs2_sys_fs_add+0x200/0x41c [ 81.322000][ T5352] gfs2_fill_super+0xddc/0x1a18 [ 81.322907][ T5352] get_tree_bdev+0x358/0x544 [ 81.323668][ T5352] gfs2_get_tree+0x54/0x1b4 [ 81.324421][ T5352] vfs_get_tree+0x90/0x274 [ 81.325128][ T5352] do_new_mount+0x228/0x810 [ 81.325826][ T5352] path_mount+0x5bc/0x1008 [ 81.326594][ T5352] __arm64_sys_mount+0x514/0x5f0 [ 81.327464][ T5352] invoke_syscall+0x98/0x2b0 [ 81.328315][ T5352] el0_svc_common+0x138/0x258 [ 81.329175][ T5352] do_el0_svc+0x58/0x13c [ 81.329889][ T5352] el0_svc+0x78/0x1d0 [ 81.330566][ T5352] el0t_64_sync_handler+0xcc/0xe4 [ 81.331445][ T5352] el0t_64_sync+0x1a0/0x1a4 [ 81.336172][ T5355] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.338394][ T5355] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.375108][ T5347] loop0: detected capacity change from 0 to 32768 [ 81.376271][ T5352] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.378518][ T5352] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.424086][ T5347] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.425345][ T5347] CPU: 1 PID: 5347 Comm: syz.0.21 Not tainted syzkaller #0 [ 81.426610][ T5347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.428311][ T5347] Call trace: [ 81.428878][ T5347] dump_backtrace+0x0/0x458 [ 81.429670][ T5347] show_stack+0x2c/0x3c [ 81.430398][ T5347] __dump_stack+0x30/0x40 [ 81.431151][ T5347] dump_stack_lvl+0xf4/0x15c [ 81.432016][ T5347] dump_stack+0x1c/0x5c [ 81.432816][ T5347] sysfs_create_dir_ns+0x244/0x264 [ 81.433754][ T5347] kobject_add_internal+0x5ac/0xc3c [ 81.434644][ T5347] kobject_init_and_add+0x124/0x190 [ 81.435591][ T5347] gfs2_sys_fs_add+0x200/0x41c [ 81.436468][ T5347] gfs2_fill_super+0xddc/0x1a18 [ 81.437306][ T5347] get_tree_bdev+0x358/0x544 [ 81.438041][ T5347] gfs2_get_tree+0x54/0x1b4 [ 81.438821][ T5347] vfs_get_tree+0x90/0x274 [ 81.439524][ T5347] do_new_mount+0x228/0x810 [ 81.440349][ T5347] path_mount+0x5bc/0x1008 [ 81.441076][ T5347] __arm64_sys_mount+0x514/0x5f0 [ 81.441898][ T5347] invoke_syscall+0x98/0x2b0 [ 81.442733][ T5347] el0_svc_common+0x138/0x258 [ 81.443509][ T5347] do_el0_svc+0x58/0x13c [ 81.444259][ T5347] el0_svc+0x78/0x1d0 [ 81.444950][ T5347] el0t_64_sync_handler+0xcc/0xe4 [ 81.445834][ T5347] el0t_64_sync+0x1a0/0x1a4 [ 81.482135][ T5347] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.487607][ T5347] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.546872][ T5384] loop2: detected capacity change from 0 to 32768 [ 81.563279][ T5384] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.564632][ T5384] CPU: 0 PID: 5384 Comm: syz.2.17 Not tainted syzkaller #0 [ 81.565776][ T5384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.567478][ T5384] Call trace: [ 81.568050][ T5384] dump_backtrace+0x0/0x458 [ 81.568821][ T5384] show_stack+0x2c/0x3c [ 81.569514][ T5384] __dump_stack+0x30/0x40 [ 81.570253][ T5384] dump_stack_lvl+0xf4/0x15c [ 81.571071][ T5384] dump_stack+0x1c/0x5c [ 81.571869][ T5384] sysfs_create_dir_ns+0x244/0x264 [ 81.572731][ T5384] kobject_add_internal+0x5ac/0xc3c [ 81.573684][ T5384] kobject_init_and_add+0x124/0x190 [ 81.574599][ T5384] gfs2_sys_fs_add+0x200/0x41c [ 81.575466][ T5384] gfs2_fill_super+0xddc/0x1a18 [ 81.576292][ T5384] get_tree_bdev+0x358/0x544 [ 81.577022][ T5384] gfs2_get_tree+0x54/0x1b4 [ 81.577758][ T5384] vfs_get_tree+0x90/0x274 [ 81.578470][ T5384] do_new_mount+0x228/0x810 [ 81.579233][ T5384] path_mount+0x5bc/0x1008 [ 81.580004][ T5384] __arm64_sys_mount+0x514/0x5f0 [ 81.580861][ T5384] invoke_syscall+0x98/0x2b0 [ 81.581591][ T5384] el0_svc_common+0x138/0x258 [ 81.582386][ T5384] do_el0_svc+0x58/0x13c [ 81.583152][ T5384] el0_svc+0x78/0x1d0 [ 81.583853][ T5384] el0t_64_sync_handler+0xcc/0xe4 [ 81.584654][ T5384] el0t_64_sync+0x1a0/0x1a4 [ 81.624086][ T5384] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.626213][ T5384] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.688409][ T5352] loop1: detected capacity change from 0 to 32768 [ 81.726561][ T5352] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.727829][ T5352] CPU: 0 PID: 5352 Comm: syz.1.16 Not tainted syzkaller #0 [ 81.729124][ T5352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.730845][ T5352] Call trace: [ 81.731386][ T5352] dump_backtrace+0x0/0x458 [ 81.732207][ T5352] show_stack+0x2c/0x3c [ 81.732958][ T5352] __dump_stack+0x30/0x40 [ 81.733726][ T5352] dump_stack_lvl+0xf4/0x15c [ 81.734501][ T5352] dump_stack+0x1c/0x5c [ 81.735280][ T5352] sysfs_create_dir_ns+0x244/0x264 [ 81.736183][ T5352] kobject_add_internal+0x5ac/0xc3c [ 81.737058][ T5352] kobject_init_and_add+0x124/0x190 [ 81.737920][ T5352] gfs2_sys_fs_add+0x200/0x41c [ 81.738684][ T5352] gfs2_fill_super+0xddc/0x1a18 [ 81.739529][ T5352] get_tree_bdev+0x358/0x544 [ 81.740371][ T5352] gfs2_get_tree+0x54/0x1b4 [ 81.741165][ T5352] vfs_get_tree+0x90/0x274 [ 81.741926][ T5352] do_new_mount+0x228/0x810 [ 81.742693][ T5352] path_mount+0x5bc/0x1008 [ 81.743468][ T5352] __arm64_sys_mount+0x514/0x5f0 [ 81.744278][ T5352] invoke_syscall+0x98/0x2b0 [ 81.745075][ T5352] el0_svc_common+0x138/0x258 [ 81.745877][ T5352] do_el0_svc+0x58/0x13c [ 81.746561][ T5352] el0_svc+0x78/0x1d0 [ 81.747250][ T5352] el0t_64_sync_handler+0xcc/0xe4 [ 81.748050][ T5352] el0t_64_sync+0x1a0/0x1a4 [ 81.779957][ T5352] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.782367][ T5352] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.784622][ T5355] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.785905][ T5355] CPU: 1 PID: 5355 Comm: syz.3.18 Not tainted syzkaller #0 [ 81.787043][ T5355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.788670][ T5355] Call trace: [ 81.789215][ T5355] dump_backtrace+0x0/0x458 [ 81.789974][ T5355] show_stack+0x2c/0x3c [ 81.790691][ T5355] __dump_stack+0x30/0x40 [ 81.791407][ T5355] dump_stack_lvl+0xf4/0x15c [ 81.792163][ T5355] dump_stack+0x1c/0x5c [ 81.792839][ T5355] sysfs_create_dir_ns+0x244/0x264 [ 81.793703][ T5355] kobject_add_internal+0x5ac/0xc3c [ 81.794542][ T5355] kobject_init_and_add+0x124/0x190 [ 81.795442][ T5355] gfs2_sys_fs_add+0x200/0x41c [ 81.796277][ T5355] gfs2_fill_super+0xddc/0x1a18 [ 81.797087][ T5355] get_tree_bdev+0x358/0x544 [ 81.797927][ T5355] gfs2_get_tree+0x54/0x1b4 [ 81.798733][ T5355] vfs_get_tree+0x90/0x274 [ 81.799536][ T5355] do_new_mount+0x228/0x810 [ 81.800295][ T5355] path_mount+0x5bc/0x1008 [ 81.801054][ T5355] __arm64_sys_mount+0x514/0x5f0 [ 81.801883][ T5355] invoke_syscall+0x98/0x2b0 [ 81.802669][ T5355] el0_svc_common+0x138/0x258 [ 81.803445][ T5355] do_el0_svc+0x58/0x13c [ 81.804160][ T5355] el0_svc+0x78/0x1d0 [ 81.804859][ T5355] el0t_64_sync_handler+0xcc/0xe4 [ 81.805640][ T5355] el0t_64_sync+0x1a0/0x1a4 [ 81.846704][ T5355] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.850975][ T5355] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.887944][ T5402] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.889200][ T5402] CPU: 1 PID: 5402 Comm: syz.0.22 Not tainted syzkaller #0 [ 81.890466][ T5402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 81.892142][ T5402] Call trace: [ 81.892709][ T5402] dump_backtrace+0x0/0x458 [ 81.893488][ T5402] show_stack+0x2c/0x3c [ 81.894219][ T5402] __dump_stack+0x30/0x40 [ 81.894955][ T5402] dump_stack_lvl+0xf4/0x15c [ 81.895751][ T5402] dump_stack+0x1c/0x5c [ 81.896473][ T5402] sysfs_create_dir_ns+0x244/0x264 [ 81.897310][ T5402] kobject_add_internal+0x5ac/0xc3c [ 81.898229][ T5402] kobject_init_and_add+0x124/0x190 [ 81.899120][ T5402] gfs2_sys_fs_add+0x200/0x41c [ 81.899901][ T5402] gfs2_fill_super+0xddc/0x1a18 [ 81.900724][ T5402] get_tree_bdev+0x358/0x544 [ 81.901520][ T5402] gfs2_get_tree+0x54/0x1b4 [ 81.902234][ T5402] vfs_get_tree+0x90/0x274 [ 81.902976][ T5402] do_new_mount+0x228/0x810 [ 81.903764][ T5402] path_mount+0x5bc/0x1008 [ 81.904481][ T5402] __arm64_sys_mount+0x514/0x5f0 [ 81.905307][ T5402] invoke_syscall+0x98/0x2b0 [ 81.906016][ T5402] el0_svc_common+0x138/0x258 [ 81.906819][ T5402] do_el0_svc+0x58/0x13c [ 81.907555][ T5402] el0_svc+0x78/0x1d0 [ 81.908222][ T5402] el0t_64_sync_handler+0xcc/0xe4 [ 81.909125][ T5402] el0t_64_sync+0x1a0/0x1a4 [ 81.961048][ T5402] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.967024][ T5402] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.036271][ T5384] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.037536][ T5384] CPU: 0 PID: 5384 Comm: syz.2.17 Not tainted syzkaller #0 [ 82.038693][ T5384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.040510][ T5384] Call trace: [ 82.041062][ T5384] dump_backtrace+0x0/0x458 [ 82.041774][ T5384] show_stack+0x2c/0x3c [ 82.042422][ T5384] __dump_stack+0x30/0x40 [ 82.043155][ T5384] dump_stack_lvl+0xf4/0x15c [ 82.043996][ T5384] dump_stack+0x1c/0x5c [ 82.044666][ T5384] sysfs_create_dir_ns+0x244/0x264 [ 82.045490][ T5384] kobject_add_internal+0x5ac/0xc3c [ 82.046437][ T5384] kobject_init_and_add+0x124/0x190 [ 82.047361][ T5384] gfs2_sys_fs_add+0x200/0x41c [ 82.048197][ T5384] gfs2_fill_super+0xddc/0x1a18 [ 82.049062][ T5384] get_tree_bdev+0x358/0x544 [ 82.049916][ T5384] gfs2_get_tree+0x54/0x1b4 [ 82.050761][ T5384] vfs_get_tree+0x90/0x274 [ 82.051577][ T5384] do_new_mount+0x228/0x810 [ 82.052359][ T5384] path_mount+0x5bc/0x1008 [ 82.053185][ T5384] __arm64_sys_mount+0x514/0x5f0 [ 82.054085][ T5384] invoke_syscall+0x98/0x2b0 [ 82.054871][ T5384] el0_svc_common+0x138/0x258 [ 82.055694][ T5384] do_el0_svc+0x58/0x13c [ 82.056405][ T5384] el0_svc+0x78/0x1d0 [ 82.057138][ T5384] el0t_64_sync_handler+0xcc/0xe4 [ 82.057955][ T5384] el0t_64_sync+0x1a0/0x1a4 [ 82.112912][ T5384] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.117224][ T5384] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.183274][ T5417] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.183882][ T5420] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.184538][ T5417] CPU: 1 PID: 5417 Comm: syz.1.23 Not tainted syzkaller #0 [ 82.186977][ T5417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.188651][ T5417] Call trace: [ 82.189184][ T5417] dump_backtrace+0x0/0x458 [ 82.190022][ T5417] show_stack+0x2c/0x3c [ 82.190784][ T5417] __dump_stack+0x30/0x40 [ 82.191546][ T5417] dump_stack_lvl+0xf4/0x15c [ 82.192280][ T5417] dump_stack+0x1c/0x5c [ 82.193012][ T5417] sysfs_create_dir_ns+0x244/0x264 [ 82.193923][ T5417] kobject_add_internal+0x5ac/0xc3c [ 82.194910][ T5417] kobject_init_and_add+0x124/0x190 [ 82.195829][ T5417] gfs2_sys_fs_add+0x200/0x41c [ 82.196683][ T5417] gfs2_fill_super+0xddc/0x1a18 [ 82.197533][ T5417] get_tree_bdev+0x358/0x544 [ 82.198373][ T5417] gfs2_get_tree+0x54/0x1b4 [ 82.199139][ T5417] vfs_get_tree+0x90/0x274 [ 82.199889][ T5417] do_new_mount+0x228/0x810 [ 82.200681][ T5417] path_mount+0x5bc/0x1008 [ 82.201467][ T5417] __arm64_sys_mount+0x514/0x5f0 [ 82.202336][ T5417] invoke_syscall+0x98/0x2b0 [ 82.203164][ T5417] el0_svc_common+0x138/0x258 [ 82.203989][ T5417] do_el0_svc+0x58/0x13c [ 82.204760][ T5417] el0_svc+0x78/0x1d0 [ 82.205464][ T5417] el0t_64_sync_handler+0xcc/0xe4 [ 82.206350][ T5417] el0t_64_sync+0x1a0/0x1a4 [ 82.209539][ T5420] CPU: 0 PID: 5420 Comm: syz.3.24 Not tainted syzkaller #0 [ 82.210601][ T5420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.212221][ T5420] Call trace: [ 82.212738][ T5420] dump_backtrace+0x0/0x458 [ 82.213507][ T5420] show_stack+0x2c/0x3c [ 82.214193][ T5420] __dump_stack+0x30/0x40 [ 82.214917][ T5420] dump_stack_lvl+0xf4/0x15c [ 82.215713][ T5420] dump_stack+0x1c/0x5c [ 82.216399][ T5420] sysfs_create_dir_ns+0x244/0x264 [ 82.217333][ T5420] kobject_add_internal+0x5ac/0xc3c [ 82.218239][ T5420] kobject_init_and_add+0x124/0x190 [ 82.219141][ T5420] gfs2_sys_fs_add+0x200/0x41c [ 82.220003][ T5420] gfs2_fill_super+0xddc/0x1a18 [ 82.220824][ T5420] get_tree_bdev+0x358/0x544 [ 82.221697][ T5420] gfs2_get_tree+0x54/0x1b4 [ 82.222486][ T5420] vfs_get_tree+0x90/0x274 [ 82.223241][ T5420] do_new_mount+0x228/0x810 [ 82.224065][ T5420] path_mount+0x5bc/0x1008 [ 82.224884][ T5420] __arm64_sys_mount+0x514/0x5f0 [ 82.225738][ T5420] invoke_syscall+0x98/0x2b0 [ 82.226491][ T5420] el0_svc_common+0x138/0x258 [ 82.227232][ T5420] do_el0_svc+0x58/0x13c [ 82.227929][ T5420] el0_svc+0x78/0x1d0 [ 82.228611][ T5420] el0t_64_sync_handler+0xcc/0xe4 [ 82.229501][ T5420] el0t_64_sync+0x1a0/0x1a4 [ 82.253224][ T5417] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.255474][ T5417] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.265280][ T5420] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.267459][ T5420] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.274778][ T5402] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.275901][ T5402] CPU: 0 PID: 5402 Comm: syz.0.22 Not tainted syzkaller #0 [ 82.277144][ T5402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.278870][ T5402] Call trace: [ 82.279483][ T5402] dump_backtrace+0x0/0x458 [ 82.280277][ T5402] show_stack+0x2c/0x3c [ 82.280998][ T5402] __dump_stack+0x30/0x40 [ 82.281725][ T5402] dump_stack_lvl+0xf4/0x15c [ 82.282507][ T5402] dump_stack+0x1c/0x5c [ 82.283187][ T5402] sysfs_create_dir_ns+0x244/0x264 [ 82.284038][ T5402] kobject_add_internal+0x5ac/0xc3c [ 82.284916][ T5402] kobject_init_and_add+0x124/0x190 [ 82.285753][ T5402] gfs2_sys_fs_add+0x200/0x41c [ 82.286577][ T5402] gfs2_fill_super+0xddc/0x1a18 [ 82.287416][ T5402] get_tree_bdev+0x358/0x544 [ 82.288222][ T5402] gfs2_get_tree+0x54/0x1b4 [ 82.289026][ T5402] vfs_get_tree+0x90/0x274 [ 82.289756][ T5402] do_new_mount+0x228/0x810 [ 82.290470][ T5402] path_mount+0x5bc/0x1008 [ 82.291190][ T5402] __arm64_sys_mount+0x514/0x5f0 [ 82.292083][ T5402] invoke_syscall+0x98/0x2b0 [ 82.292898][ T5402] el0_svc_common+0x138/0x258 [ 82.293707][ T5402] do_el0_svc+0x58/0x13c [ 82.294465][ T5402] el0_svc+0x78/0x1d0 [ 82.295180][ T5402] el0t_64_sync_handler+0xcc/0xe4 [ 82.296066][ T5402] el0t_64_sync+0x1a0/0x1a4 [ 82.335492][ T5402] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.337517][ T5402] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.488305][ T5434] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.489561][ T5434] CPU: 1 PID: 5434 Comm: syz.2.25 Not tainted syzkaller #0 [ 82.490807][ T5434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.492478][ T5434] Call trace: [ 82.493037][ T5434] dump_backtrace+0x0/0x458 [ 82.493808][ T5434] show_stack+0x2c/0x3c [ 82.494524][ T5434] __dump_stack+0x30/0x40 [ 82.495248][ T5434] dump_stack_lvl+0xf4/0x15c [ 82.496075][ T5434] dump_stack+0x1c/0x5c [ 82.496853][ T5434] sysfs_create_dir_ns+0x244/0x264 [ 82.497759][ T5434] kobject_add_internal+0x5ac/0xc3c [ 82.498648][ T5434] kobject_init_and_add+0x124/0x190 [ 82.499513][ T5434] gfs2_sys_fs_add+0x200/0x41c [ 82.500383][ T5434] gfs2_fill_super+0xddc/0x1a18 [ 82.501239][ T5434] get_tree_bdev+0x358/0x544 [ 82.502045][ T5434] gfs2_get_tree+0x54/0x1b4 [ 82.502782][ T5434] vfs_get_tree+0x90/0x274 [ 82.503537][ T5434] do_new_mount+0x228/0x810 [ 82.504378][ T5434] path_mount+0x5bc/0x1008 [ 82.505189][ T5434] __arm64_sys_mount+0x514/0x5f0 [ 82.506036][ T5434] invoke_syscall+0x98/0x2b0 [ 82.506859][ T5434] el0_svc_common+0x138/0x258 [ 82.507679][ T5434] do_el0_svc+0x58/0x13c [ 82.508418][ T5434] el0_svc+0x78/0x1d0 [ 82.509112][ T5434] el0t_64_sync_handler+0xcc/0xe4 [ 82.509978][ T5434] el0t_64_sync+0x1a0/0x1a4 [ 82.593998][ T5420] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.594123][ T5434] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.595357][ T5420] CPU: 0 PID: 5420 Comm: syz.3.24 Not tainted syzkaller #0 [ 82.598683][ T5420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.599425][ T5434] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.600439][ T5420] Call trace: [ 82.600445][ T5420] dump_backtrace+0x0/0x458 [ 82.602920][ T5420] show_stack+0x2c/0x3c [ 82.603599][ T5420] __dump_stack+0x30/0x40 [ 82.604399][ T5420] dump_stack_lvl+0xf4/0x15c [ 82.605194][ T5420] dump_stack+0x1c/0x5c [ 82.605999][ T5420] sysfs_create_dir_ns+0x244/0x264 [ 82.606908][ T5420] kobject_add_internal+0x5ac/0xc3c [ 82.607780][ T5420] kobject_init_and_add+0x124/0x190 [ 82.608611][ T5420] gfs2_sys_fs_add+0x200/0x41c [ 82.609405][ T5420] gfs2_fill_super+0xddc/0x1a18 [ 82.610199][ T5420] get_tree_bdev+0x358/0x544 [ 82.610953][ T5420] gfs2_get_tree+0x54/0x1b4 [ 82.611734][ T5420] vfs_get_tree+0x90/0x274 [ 82.612480][ T5420] do_new_mount+0x228/0x810 [ 82.613256][ T5420] path_mount+0x5bc/0x1008 [ 82.614038][ T5420] __arm64_sys_mount+0x514/0x5f0 [ 82.614869][ T5420] invoke_syscall+0x98/0x2b0 [ 82.615696][ T5420] el0_svc_common+0x138/0x258 [ 82.616484][ T5420] do_el0_svc+0x58/0x13c [ 82.617255][ T5420] el0_svc+0x78/0x1d0 [ 82.617940][ T5420] el0t_64_sync_handler+0xcc/0xe4 [ 82.618853][ T5420] el0t_64_sync+0x1a0/0x1a4 [ 82.622495][ T5417] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.623826][ T5417] CPU: 1 PID: 5417 Comm: syz.1.23 Not tainted syzkaller #0 [ 82.625004][ T5417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.626600][ T5417] Call trace: [ 82.627091][ T5417] dump_backtrace+0x0/0x458 [ 82.627831][ T5417] show_stack+0x2c/0x3c [ 82.628530][ T5417] __dump_stack+0x30/0x40 [ 82.629254][ T5417] dump_stack_lvl+0xf4/0x15c [ 82.630032][ T5417] dump_stack+0x1c/0x5c [ 82.630702][ T5417] sysfs_create_dir_ns+0x244/0x264 [ 82.631581][ T5417] kobject_add_internal+0x5ac/0xc3c [ 82.632494][ T5417] kobject_init_and_add+0x124/0x190 [ 82.633399][ T5417] gfs2_sys_fs_add+0x200/0x41c [ 82.634201][ T5417] gfs2_fill_super+0xddc/0x1a18 [ 82.635048][ T5417] get_tree_bdev+0x358/0x544 [ 82.635841][ T5417] gfs2_get_tree+0x54/0x1b4 [ 82.636633][ T5417] vfs_get_tree+0x90/0x274 [ 82.637396][ T5417] do_new_mount+0x228/0x810 [ 82.638195][ T5417] path_mount+0x5bc/0x1008 [ 82.638905][ T5417] __arm64_sys_mount+0x514/0x5f0 [ 82.639733][ T5417] invoke_syscall+0x98/0x2b0 [ 82.640504][ T5417] el0_svc_common+0x138/0x258 [ 82.641292][ T5417] do_el0_svc+0x58/0x13c [ 82.642043][ T5417] el0_svc+0x78/0x1d0 [ 82.642683][ T5417] el0t_64_sync_handler+0xcc/0xe4 [ 82.643512][ T5417] el0t_64_sync+0x1a0/0x1a4 [ 82.655028][ T5417] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.657195][ T5417] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.671159][ T5420] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.680987][ T5420] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.873124][ T5452] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.874509][ T5452] CPU: 0 PID: 5452 Comm: syz.0.26 Not tainted syzkaller #0 [ 82.875745][ T5452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.877678][ T5452] Call trace: [ 82.878256][ T5452] dump_backtrace+0x0/0x458 [ 82.879063][ T5452] show_stack+0x2c/0x3c [ 82.879803][ T5452] __dump_stack+0x30/0x40 [ 82.880567][ T5452] dump_stack_lvl+0xf4/0x15c [ 82.881343][ T5452] dump_stack+0x1c/0x5c [ 82.882035][ T5452] sysfs_create_dir_ns+0x244/0x264 [ 82.882925][ T5452] kobject_add_internal+0x5ac/0xc3c [ 82.883826][ T5452] kobject_init_and_add+0x124/0x190 [ 82.884714][ T5452] gfs2_sys_fs_add+0x200/0x41c [ 82.885503][ T5452] gfs2_fill_super+0xddc/0x1a18 [ 82.886319][ T5452] get_tree_bdev+0x358/0x544 [ 82.887102][ T5452] gfs2_get_tree+0x54/0x1b4 [ 82.887813][ T5452] vfs_get_tree+0x90/0x274 [ 82.888606][ T5452] do_new_mount+0x228/0x810 [ 82.889410][ T5452] path_mount+0x5bc/0x1008 [ 82.890202][ T5452] __arm64_sys_mount+0x514/0x5f0 [ 82.891076][ T5452] invoke_syscall+0x98/0x2b0 [ 82.891832][ T5452] el0_svc_common+0x138/0x258 [ 82.892601][ T5452] do_el0_svc+0x58/0x13c [ 82.893329][ T5452] el0_svc+0x78/0x1d0 [ 82.894021][ T5452] el0t_64_sync_handler+0xcc/0xe4 [ 82.894918][ T5452] el0t_64_sync+0x1a0/0x1a4 [ 82.964929][ T5434] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.966161][ T5434] CPU: 1 PID: 5434 Comm: syz.2.25 Not tainted syzkaller #0 [ 82.967395][ T5434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 82.969168][ T5434] Call trace: [ 82.969734][ T5434] dump_backtrace+0x0/0x458 [ 82.970523][ T5434] show_stack+0x2c/0x3c [ 82.971220][ T5434] __dump_stack+0x30/0x40 [ 82.971999][ T5434] dump_stack_lvl+0xf4/0x15c [ 82.972729][ T5434] dump_stack+0x1c/0x5c [ 82.973418][ T5434] sysfs_create_dir_ns+0x244/0x264 [ 82.974307][ T5434] kobject_add_internal+0x5ac/0xc3c [ 82.975153][ T5434] kobject_init_and_add+0x124/0x190 [ 82.976012][ T5434] gfs2_sys_fs_add+0x200/0x41c [ 82.976792][ T5434] gfs2_fill_super+0xddc/0x1a18 [ 82.977614][ T5434] get_tree_bdev+0x358/0x544 [ 82.978333][ T5434] gfs2_get_tree+0x54/0x1b4 [ 82.979104][ T5434] vfs_get_tree+0x90/0x274 [ 82.979826][ T5434] do_new_mount+0x228/0x810 [ 82.980641][ T5434] path_mount+0x5bc/0x1008 [ 82.981369][ T5434] __arm64_sys_mount+0x514/0x5f0 [ 82.982164][ T5434] invoke_syscall+0x98/0x2b0 [ 82.982853][ T5434] el0_svc_common+0x138/0x258 [ 82.983636][ T5434] do_el0_svc+0x58/0x13c [ 82.984315][ T5434] el0_svc+0x78/0x1d0 [ 82.984934][ T5434] el0t_64_sync_handler+0xcc/0xe4 [ 82.985740][ T5434] el0t_64_sync+0x1a0/0x1a4 [ 83.041061][ T5452] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.041440][ T5434] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.048357][ T5452] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.049855][ T5434] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.179854][ T5461] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.181114][ T5461] CPU: 1 PID: 5461 Comm: syz.1.27 Not tainted syzkaller #0 [ 83.182213][ T5461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.183916][ T5461] Call trace: [ 83.184491][ T5461] dump_backtrace+0x0/0x458 [ 83.185219][ T5461] show_stack+0x2c/0x3c [ 83.185894][ T5461] __dump_stack+0x30/0x40 [ 83.186631][ T5461] dump_stack_lvl+0xf4/0x15c [ 83.187380][ T5461] dump_stack+0x1c/0x5c [ 83.188077][ T5461] sysfs_create_dir_ns+0x244/0x264 [ 83.188960][ T5461] kobject_add_internal+0x5ac/0xc3c [ 83.189819][ T5461] kobject_init_and_add+0x124/0x190 [ 83.190666][ T5461] gfs2_sys_fs_add+0x200/0x41c [ 83.191407][ T5461] gfs2_fill_super+0xddc/0x1a18 [ 83.192225][ T5461] get_tree_bdev+0x358/0x544 [ 83.192959][ T5461] gfs2_get_tree+0x54/0x1b4 [ 83.193757][ T5461] vfs_get_tree+0x90/0x274 [ 83.194486][ T5461] do_new_mount+0x228/0x810 [ 83.195234][ T5461] path_mount+0x5bc/0x1008 [ 83.196033][ T5461] __arm64_sys_mount+0x514/0x5f0 [ 83.196874][ T5461] invoke_syscall+0x98/0x2b0 [ 83.197636][ T5461] el0_svc_common+0x138/0x258 [ 83.198414][ T5461] do_el0_svc+0x58/0x13c [ 83.199188][ T5461] el0_svc+0x78/0x1d0 [ 83.199870][ T5461] el0t_64_sync_handler+0xcc/0xe4 [ 83.200744][ T5461] el0t_64_sync+0x1a0/0x1a4 [ 83.229204][ T5461] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.231451][ T5461] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.234475][ T5470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.236771][ T5470] CPU: 0 PID: 5470 Comm: syz.3.28 Not tainted syzkaller #0 [ 83.237959][ T5470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.239577][ T5470] Call trace: [ 83.240121][ T5470] dump_backtrace+0x0/0x458 [ 83.240869][ T5470] show_stack+0x2c/0x3c [ 83.241580][ T5470] __dump_stack+0x30/0x40 [ 83.242293][ T5470] dump_stack_lvl+0xf4/0x15c [ 83.243102][ T5470] dump_stack+0x1c/0x5c [ 83.243768][ T5470] sysfs_create_dir_ns+0x244/0x264 [ 83.244587][ T5470] kobject_add_internal+0x5ac/0xc3c [ 83.245464][ T5470] kobject_init_and_add+0x124/0x190 [ 83.246392][ T5470] gfs2_sys_fs_add+0x200/0x41c [ 83.247230][ T5470] gfs2_fill_super+0xddc/0x1a18 [ 83.248114][ T5470] get_tree_bdev+0x358/0x544 [ 83.248874][ T5470] gfs2_get_tree+0x54/0x1b4 [ 83.249619][ T5470] vfs_get_tree+0x90/0x274 [ 83.250380][ T5470] do_new_mount+0x228/0x810 [ 83.251119][ T5470] path_mount+0x5bc/0x1008 [ 83.251824][ T5470] __arm64_sys_mount+0x514/0x5f0 [ 83.252617][ T5470] invoke_syscall+0x98/0x2b0 [ 83.253375][ T5470] el0_svc_common+0x138/0x258 [ 83.254168][ T5470] do_el0_svc+0x58/0x13c [ 83.254900][ T5470] el0_svc+0x78/0x1d0 [ 83.255593][ T5470] el0t_64_sync_handler+0xcc/0xe4 [ 83.256394][ T5470] el0t_64_sync+0x1a0/0x1a4 [ 83.354653][ T5470] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.356942][ T5470] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.482102][ T5452] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.485491][ T5452] CPU: 0 PID: 5452 Comm: syz.0.26 Not tainted syzkaller #0 [ 83.486710][ T5452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.488471][ T5452] Call trace: [ 83.489031][ T5452] dump_backtrace+0x0/0x458 [ 83.489803][ T5452] show_stack+0x2c/0x3c [ 83.490477][ T5452] __dump_stack+0x30/0x40 [ 83.491217][ T5452] dump_stack_lvl+0xf4/0x15c [ 83.492033][ T5452] dump_stack+0x1c/0x5c [ 83.492716][ T5452] sysfs_create_dir_ns+0x244/0x264 [ 83.493588][ T5452] kobject_add_internal+0x5ac/0xc3c [ 83.494506][ T5452] kobject_init_and_add+0x124/0x190 [ 83.495437][ T5452] gfs2_sys_fs_add+0x200/0x41c [ 83.496310][ T5452] gfs2_fill_super+0xddc/0x1a18 [ 83.497157][ T5452] get_tree_bdev+0x358/0x544 [ 83.498018][ T5452] gfs2_get_tree+0x54/0x1b4 [ 83.498805][ T5452] vfs_get_tree+0x90/0x274 [ 83.499613][ T5452] do_new_mount+0x228/0x810 [ 83.500399][ T5452] path_mount+0x5bc/0x1008 [ 83.501146][ T5452] __arm64_sys_mount+0x514/0x5f0 [ 83.501960][ T5452] invoke_syscall+0x98/0x2b0 [ 83.502698][ T5452] el0_svc_common+0x138/0x258 [ 83.503483][ T5452] do_el0_svc+0x58/0x13c [ 83.504205][ T5452] el0_svc+0x78/0x1d0 [ 83.504899][ T5452] el0t_64_sync_handler+0xcc/0xe4 [ 83.505717][ T5452] el0t_64_sync+0x1a0/0x1a4 [ 83.520277][ T5461] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.521639][ T5461] CPU: 1 PID: 5461 Comm: syz.1.27 Not tainted syzkaller #0 [ 83.522848][ T5461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.524598][ T5461] Call trace: [ 83.525158][ T5461] dump_backtrace+0x0/0x458 [ 83.525951][ T5461] show_stack+0x2c/0x3c [ 83.526665][ T5461] __dump_stack+0x30/0x40 [ 83.527439][ T5461] dump_stack_lvl+0xf4/0x15c [ 83.528286][ T5461] dump_stack+0x1c/0x5c [ 83.528972][ T5461] sysfs_create_dir_ns+0x244/0x264 [ 83.529803][ T5461] kobject_add_internal+0x5ac/0xc3c [ 83.530664][ T5461] kobject_init_and_add+0x124/0x190 [ 83.531525][ T5461] gfs2_sys_fs_add+0x200/0x41c [ 83.532327][ T5461] gfs2_fill_super+0xddc/0x1a18 [ 83.533192][ T5461] get_tree_bdev+0x358/0x544 [ 83.533966][ T5461] gfs2_get_tree+0x54/0x1b4 [ 83.534759][ T5461] vfs_get_tree+0x90/0x274 [ 83.535503][ T5461] do_new_mount+0x228/0x810 [ 83.536317][ T5461] path_mount+0x5bc/0x1008 [ 83.537052][ T5461] __arm64_sys_mount+0x514/0x5f0 [ 83.537837][ T5461] invoke_syscall+0x98/0x2b0 [ 83.538619][ T5461] el0_svc_common+0x138/0x258 [ 83.539395][ T5461] do_el0_svc+0x58/0x13c [ 83.540094][ T5461] el0_svc+0x78/0x1d0 [ 83.540720][ T5461] el0t_64_sync_handler+0xcc/0xe4 [ 83.541570][ T5461] el0t_64_sync+0x1a0/0x1a4 [ 83.568400][ T5452] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.572217][ T5452] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.573898][ T5485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.575480][ T5485] CPU: 1 PID: 5485 Comm: syz.2.29 Not tainted syzkaller #0 [ 83.576733][ T5485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.578289][ T5485] Call trace: [ 83.578806][ T5485] dump_backtrace+0x0/0x458 [ 83.579584][ T5485] show_stack+0x2c/0x3c [ 83.580235][ T5485] __dump_stack+0x30/0x40 [ 83.580894][ T5485] dump_stack_lvl+0xf4/0x15c [ 83.581648][ T5485] dump_stack+0x1c/0x5c [ 83.582309][ T5485] sysfs_create_dir_ns+0x244/0x264 [ 83.583160][ T5485] kobject_add_internal+0x5ac/0xc3c [ 83.584044][ T5485] kobject_init_and_add+0x124/0x190 [ 83.584939][ T5485] gfs2_sys_fs_add+0x200/0x41c [ 83.585765][ T5485] gfs2_fill_super+0xddc/0x1a18 [ 83.586587][ T5485] get_tree_bdev+0x358/0x544 [ 83.587391][ T5485] gfs2_get_tree+0x54/0x1b4 [ 83.588150][ T5485] vfs_get_tree+0x90/0x274 [ 83.588962][ T5485] do_new_mount+0x228/0x810 [ 83.589661][ T5485] path_mount+0x5bc/0x1008 [ 83.590389][ T5485] __arm64_sys_mount+0x514/0x5f0 [ 83.591251][ T5485] invoke_syscall+0x98/0x2b0 [ 83.592056][ T5485] el0_svc_common+0x138/0x258 [ 83.592805][ T5485] do_el0_svc+0x58/0x13c [ 83.593523][ T5485] el0_svc+0x78/0x1d0 [ 83.594193][ T5485] el0t_64_sync_handler+0xcc/0xe4 [ 83.595044][ T5485] el0t_64_sync+0x1a0/0x1a4 [ 83.606775][ T5461] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.611541][ T5461] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.614903][ T5485] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.624608][ T5485] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.812412][ T5470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.813800][ T5470] CPU: 0 PID: 5470 Comm: syz.3.28 Not tainted syzkaller #0 [ 83.814978][ T5470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.816735][ T5470] Call trace: [ 83.817306][ T5470] dump_backtrace+0x0/0x458 [ 83.818074][ T5470] show_stack+0x2c/0x3c [ 83.818832][ T5470] __dump_stack+0x30/0x40 [ 83.819561][ T5470] dump_stack_lvl+0xf4/0x15c [ 83.820342][ T5470] dump_stack+0x1c/0x5c [ 83.821025][ T5470] sysfs_create_dir_ns+0x244/0x264 [ 83.821873][ T5470] kobject_add_internal+0x5ac/0xc3c [ 83.822701][ T5470] kobject_init_and_add+0x124/0x190 [ 83.823573][ T5470] gfs2_sys_fs_add+0x200/0x41c [ 83.824428][ T5470] gfs2_fill_super+0xddc/0x1a18 [ 83.825338][ T5470] get_tree_bdev+0x358/0x544 [ 83.826140][ T5470] gfs2_get_tree+0x54/0x1b4 [ 83.826928][ T5470] vfs_get_tree+0x90/0x274 [ 83.827659][ T5470] do_new_mount+0x228/0x810 [ 83.828451][ T5470] path_mount+0x5bc/0x1008 [ 83.829151][ T5470] __arm64_sys_mount+0x514/0x5f0 [ 83.830009][ T5470] invoke_syscall+0x98/0x2b0 [ 83.830803][ T5470] el0_svc_common+0x138/0x258 [ 83.831573][ T5470] do_el0_svc+0x58/0x13c [ 83.832293][ T5470] el0_svc+0x78/0x1d0 [ 83.833019][ T5470] el0t_64_sync_handler+0xcc/0xe4 [ 83.833922][ T5470] el0t_64_sync+0x1a0/0x1a4 [ 83.864219][ T5470] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.866328][ T5470] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.994482][ T5505] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.995794][ T5505] CPU: 0 PID: 5505 Comm: syz.1.31 Not tainted syzkaller #0 [ 83.996983][ T5505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 83.998502][ T5505] Call trace: [ 83.999000][ T5505] dump_backtrace+0x0/0x458 [ 83.999691][ T5505] show_stack+0x2c/0x3c [ 84.000386][ T5505] __dump_stack+0x30/0x40 [ 84.001080][ T5505] dump_stack_lvl+0xf4/0x15c [ 84.001886][ T5505] dump_stack+0x1c/0x5c [ 84.002624][ T5505] sysfs_create_dir_ns+0x244/0x264 [ 84.003545][ T5505] kobject_add_internal+0x5ac/0xc3c [ 84.004449][ T5505] kobject_init_and_add+0x124/0x190 [ 84.005327][ T5505] gfs2_sys_fs_add+0x200/0x41c [ 84.006112][ T5505] gfs2_fill_super+0xddc/0x1a18 [ 84.006950][ T5505] get_tree_bdev+0x358/0x544 [ 84.007674][ T5505] gfs2_get_tree+0x54/0x1b4 [ 84.008370][ T5505] vfs_get_tree+0x90/0x274 [ 84.009141][ T5505] do_new_mount+0x228/0x810 [ 84.009865][ T5505] path_mount+0x5bc/0x1008 [ 84.010574][ T5505] __arm64_sys_mount+0x514/0x5f0 [ 84.011378][ T5505] invoke_syscall+0x98/0x2b0 [ 84.012114][ T5505] el0_svc_common+0x138/0x258 [ 84.012898][ T5505] do_el0_svc+0x58/0x13c [ 84.013674][ T5505] el0_svc+0x78/0x1d0 [ 84.014351][ T5505] el0t_64_sync_handler+0xcc/0xe4 [ 84.015228][ T5505] el0t_64_sync+0x1a0/0x1a4 [ 84.022831][ T5508] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.024143][ T5508] CPU: 0 PID: 5508 Comm: syz.0.30 Not tainted syzkaller #0 [ 84.025340][ T5508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.027100][ T5508] Call trace: [ 84.027637][ T5508] dump_backtrace+0x0/0x458 [ 84.028399][ T5508] show_stack+0x2c/0x3c [ 84.029113][ T5508] __dump_stack+0x30/0x40 [ 84.029802][ T5508] dump_stack_lvl+0xf4/0x15c [ 84.030573][ T5508] dump_stack+0x1c/0x5c [ 84.031286][ T5508] sysfs_create_dir_ns+0x244/0x264 [ 84.032167][ T5508] kobject_add_internal+0x5ac/0xc3c [ 84.033066][ T5508] kobject_init_and_add+0x124/0x190 [ 84.033942][ T5508] gfs2_sys_fs_add+0x200/0x41c [ 84.034745][ T5508] gfs2_fill_super+0xddc/0x1a18 [ 84.035600][ T5508] get_tree_bdev+0x358/0x544 [ 84.036364][ T5508] gfs2_get_tree+0x54/0x1b4 [ 84.037135][ T5508] vfs_get_tree+0x90/0x274 [ 84.037883][ T5508] do_new_mount+0x228/0x810 [ 84.038665][ T5508] path_mount+0x5bc/0x1008 [ 84.039422][ T5508] __arm64_sys_mount+0x514/0x5f0 [ 84.040283][ T5508] invoke_syscall+0x98/0x2b0 [ 84.041075][ T5508] el0_svc_common+0x138/0x258 [ 84.041904][ T5508] do_el0_svc+0x58/0x13c [ 84.042643][ T5508] el0_svc+0x78/0x1d0 [ 84.043369][ T5508] el0t_64_sync_handler+0xcc/0xe4 [ 84.044221][ T5508] el0t_64_sync+0x1a0/0x1a4 [ 84.049228][ T5485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.050462][ T5485] CPU: 1 PID: 5485 Comm: syz.2.29 Not tainted syzkaller #0 [ 84.051712][ T5485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.053436][ T5485] Call trace: [ 84.054019][ T5485] dump_backtrace+0x0/0x458 [ 84.054787][ T5485] show_stack+0x2c/0x3c [ 84.055487][ T5485] __dump_stack+0x30/0x40 [ 84.056200][ T5485] dump_stack_lvl+0xf4/0x15c [ 84.056948][ T5485] dump_stack+0x1c/0x5c [ 84.057631][ T5485] sysfs_create_dir_ns+0x244/0x264 [ 84.058507][ T5485] kobject_add_internal+0x5ac/0xc3c [ 84.059398][ T5485] kobject_init_and_add+0x124/0x190 [ 84.060289][ T5485] gfs2_sys_fs_add+0x200/0x41c [ 84.061099][ T5485] gfs2_fill_super+0xddc/0x1a18 [ 84.061897][ T5485] get_tree_bdev+0x358/0x544 [ 84.062675][ T5485] gfs2_get_tree+0x54/0x1b4 [ 84.063075][ T5508] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.063473][ T5485] vfs_get_tree+0x90/0x274 [ 84.066305][ T5485] do_new_mount+0x228/0x810 [ 84.067026][ T5485] path_mount+0x5bc/0x1008 [ 84.067751][ T5485] __arm64_sys_mount+0x514/0x5f0 [ 84.068480][ T5505] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.068601][ T5485] invoke_syscall+0x98/0x2b0 [ 84.070725][ T5505] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.071426][ T5485] el0_svc_common+0x138/0x258 [ 84.072808][ T5508] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.073211][ T5485] do_el0_svc+0x58/0x13c [ 84.073226][ T5485] el0_svc+0x78/0x1d0 [ 84.073232][ T5485] el0t_64_sync_handler+0xcc/0xe4 [ 84.073238][ T5485] el0t_64_sync+0x1a0/0x1a4 [ 84.108364][ T5485] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.112544][ T5485] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.193403][ T5521] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.194696][ T5521] CPU: 1 PID: 5521 Comm: syz.3.32 Not tainted syzkaller #0 [ 84.195907][ T5521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.197680][ T5521] Call trace: [ 84.198312][ T5521] dump_backtrace+0x0/0x458 [ 84.199111][ T5521] show_stack+0x2c/0x3c [ 84.199843][ T5521] __dump_stack+0x30/0x40 [ 84.200581][ T5521] dump_stack_lvl+0xf4/0x15c [ 84.201327][ T5521] dump_stack+0x1c/0x5c [ 84.202011][ T5521] sysfs_create_dir_ns+0x244/0x264 [ 84.202874][ T5521] kobject_add_internal+0x5ac/0xc3c [ 84.203761][ T5521] kobject_init_and_add+0x124/0x190 [ 84.204629][ T5521] gfs2_sys_fs_add+0x200/0x41c [ 84.205405][ T5521] gfs2_fill_super+0xddc/0x1a18 [ 84.206232][ T5521] get_tree_bdev+0x358/0x544 [ 84.206983][ T5521] gfs2_get_tree+0x54/0x1b4 [ 84.207761][ T5521] vfs_get_tree+0x90/0x274 [ 84.208510][ T5521] do_new_mount+0x228/0x810 [ 84.209273][ T5521] path_mount+0x5bc/0x1008 [ 84.210026][ T5521] __arm64_sys_mount+0x514/0x5f0 [ 84.210859][ T5521] invoke_syscall+0x98/0x2b0 [ 84.211660][ T5521] el0_svc_common+0x138/0x258 [ 84.212419][ T5521] do_el0_svc+0x58/0x13c [ 84.213127][ T5521] el0_svc+0x78/0x1d0 [ 84.213812][ T5521] el0t_64_sync_handler+0xcc/0xe4 [ 84.214661][ T5521] el0t_64_sync+0x1a0/0x1a4 [ 84.254530][ T5521] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.267032][ T5521] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.420206][ T5508] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.421415][ T5508] CPU: 0 PID: 5508 Comm: syz.0.30 Not tainted syzkaller #0 [ 84.422707][ T5508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.424578][ T5508] Call trace: [ 84.425155][ T5508] dump_backtrace+0x0/0x458 [ 84.425896][ T5508] show_stack+0x2c/0x3c [ 84.426558][ T5508] __dump_stack+0x30/0x40 [ 84.427337][ T5508] dump_stack_lvl+0xf4/0x15c [ 84.428157][ T5508] dump_stack+0x1c/0x5c [ 84.428873][ T5508] sysfs_create_dir_ns+0x244/0x264 [ 84.429810][ T5508] kobject_add_internal+0x5ac/0xc3c [ 84.430671][ T5508] kobject_init_and_add+0x124/0x190 [ 84.431545][ T5508] gfs2_sys_fs_add+0x200/0x41c [ 84.432312][ T5508] gfs2_fill_super+0xddc/0x1a18 [ 84.433190][ T5508] get_tree_bdev+0x358/0x544 [ 84.433994][ T5508] gfs2_get_tree+0x54/0x1b4 [ 84.434818][ T5508] vfs_get_tree+0x90/0x274 [ 84.435620][ T5508] do_new_mount+0x228/0x810 [ 84.436405][ T5508] path_mount+0x5bc/0x1008 [ 84.437175][ T5508] __arm64_sys_mount+0x514/0x5f0 [ 84.438034][ T5508] invoke_syscall+0x98/0x2b0 [ 84.438802][ T5508] el0_svc_common+0x138/0x258 [ 84.439656][ T5508] do_el0_svc+0x58/0x13c [ 84.440420][ T5508] el0_svc+0x78/0x1d0 [ 84.441067][ T5508] el0t_64_sync_handler+0xcc/0xe4 [ 84.441954][ T5508] el0t_64_sync+0x1a0/0x1a4 [ 84.463375][ T5508] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.466521][ T5508] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:01:24 executed programs: 29 [ 84.486944][ T5534] set_capacity_and_notify: 23 callbacks suppressed [ 84.486951][ T5534] loop2: detected capacity change from 0 to 32768 [ 84.498832][ T5505] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.500089][ T5505] CPU: 0 PID: 5505 Comm: syz.1.31 Not tainted syzkaller #0 [ 84.500987][ T5534] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.501289][ T5505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.501301][ T5505] Call trace: [ 84.504835][ T5505] dump_backtrace+0x0/0x458 [ 84.505611][ T5505] show_stack+0x2c/0x3c [ 84.506397][ T5505] __dump_stack+0x30/0x40 [ 84.507184][ T5505] dump_stack_lvl+0xf4/0x15c [ 84.508000][ T5505] dump_stack+0x1c/0x5c [ 84.508721][ T5505] sysfs_create_dir_ns+0x244/0x264 [ 84.509560][ T5505] kobject_add_internal+0x5ac/0xc3c [ 84.510405][ T5505] kobject_init_and_add+0x124/0x190 [ 84.511292][ T5505] gfs2_sys_fs_add+0x200/0x41c [ 84.512110][ T5505] gfs2_fill_super+0xddc/0x1a18 [ 84.512895][ T5505] get_tree_bdev+0x358/0x544 [ 84.513659][ T5505] gfs2_get_tree+0x54/0x1b4 [ 84.514411][ T5505] vfs_get_tree+0x90/0x274 [ 84.515171][ T5505] do_new_mount+0x228/0x810 [ 84.515887][ T5505] path_mount+0x5bc/0x1008 [ 84.516656][ T5505] __arm64_sys_mount+0x514/0x5f0 [ 84.517494][ T5505] invoke_syscall+0x98/0x2b0 [ 84.518265][ T5505] el0_svc_common+0x138/0x258 [ 84.519061][ T5505] do_el0_svc+0x58/0x13c [ 84.519725][ T5505] el0_svc+0x78/0x1d0 [ 84.520419][ T5505] el0t_64_sync_handler+0xcc/0xe4 [ 84.521333][ T5505] el0t_64_sync+0x1a0/0x1a4 [ 84.540899][ T5505] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.542887][ T5505] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.552489][ T5521] loop3: detected capacity change from 0 to 32768 [ 84.556817][ T5534] CPU: 1 PID: 5534 Comm: syz.2.33 Not tainted syzkaller #0 [ 84.557965][ T5534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.559604][ T5534] Call trace: [ 84.560147][ T5534] dump_backtrace+0x0/0x458 [ 84.560913][ T5534] show_stack+0x2c/0x3c [ 84.561562][ T5534] __dump_stack+0x30/0x40 [ 84.562319][ T5534] dump_stack_lvl+0xf4/0x15c [ 84.563103][ T5534] dump_stack+0x1c/0x5c [ 84.563785][ T5534] sysfs_create_dir_ns+0x244/0x264 [ 84.564574][ T5534] kobject_add_internal+0x5ac/0xc3c [ 84.565429][ T5534] kobject_init_and_add+0x124/0x190 [ 84.566292][ T5534] gfs2_sys_fs_add+0x200/0x41c [ 84.567066][ T5534] gfs2_fill_super+0xddc/0x1a18 [ 84.567825][ T5534] get_tree_bdev+0x358/0x544 [ 84.568631][ T5534] gfs2_get_tree+0x54/0x1b4 [ 84.569374][ T5534] vfs_get_tree+0x90/0x274 [ 84.570133][ T5534] do_new_mount+0x228/0x810 [ 84.570916][ T5534] path_mount+0x5bc/0x1008 [ 84.571643][ T5534] __arm64_sys_mount+0x514/0x5f0 [ 84.572481][ T5534] invoke_syscall+0x98/0x2b0 [ 84.573200][ T5534] el0_svc_common+0x138/0x258 [ 84.574005][ T5534] do_el0_svc+0x58/0x13c [ 84.574723][ T5534] el0_svc+0x78/0x1d0 [ 84.575430][ T5534] el0t_64_sync_handler+0xcc/0xe4 [ 84.576321][ T5534] el0t_64_sync+0x1a0/0x1a4 [ 84.602613][ T5534] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.612701][ T5534] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.689611][ T5521] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.690812][ T5521] CPU: 1 PID: 5521 Comm: syz.3.32 Not tainted syzkaller #0 [ 84.691856][ T5521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.693514][ T5521] Call trace: [ 84.694105][ T5521] dump_backtrace+0x0/0x458 [ 84.694831][ T5521] show_stack+0x2c/0x3c [ 84.695522][ T5521] __dump_stack+0x30/0x40 [ 84.696223][ T5521] dump_stack_lvl+0xf4/0x15c [ 84.697003][ T5521] dump_stack+0x1c/0x5c [ 84.697668][ T5521] sysfs_create_dir_ns+0x244/0x264 [ 84.698560][ T5521] kobject_add_internal+0x5ac/0xc3c [ 84.699409][ T5521] kobject_init_and_add+0x124/0x190 [ 84.700242][ T5521] gfs2_sys_fs_add+0x200/0x41c [ 84.701148][ T5521] gfs2_fill_super+0xddc/0x1a18 [ 84.701940][ T5521] get_tree_bdev+0x358/0x544 [ 84.702696][ T5521] gfs2_get_tree+0x54/0x1b4 [ 84.703466][ T5521] vfs_get_tree+0x90/0x274 [ 84.704223][ T5521] do_new_mount+0x228/0x810 [ 84.704967][ T5521] path_mount+0x5bc/0x1008 [ 84.705673][ T5521] __arm64_sys_mount+0x514/0x5f0 [ 84.706515][ T5521] invoke_syscall+0x98/0x2b0 [ 84.707389][ T5521] el0_svc_common+0x138/0x258 [ 84.708191][ T5521] do_el0_svc+0x58/0x13c [ 84.708902][ T5521] el0_svc+0x78/0x1d0 [ 84.709592][ T5521] el0t_64_sync_handler+0xcc/0xe4 [ 84.710456][ T5521] el0t_64_sync+0x1a0/0x1a4 [ 84.745446][ T5521] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.747646][ T5521] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.789431][ T5551] loop0: detected capacity change from 0 to 32768 [ 84.802199][ T5559] loop1: detected capacity change from 0 to 32768 [ 84.844040][ T5551] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.845375][ T5551] CPU: 1 PID: 5551 Comm: syz.0.34 Not tainted syzkaller #0 [ 84.846572][ T5551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.848186][ T5551] Call trace: [ 84.848689][ T5551] dump_backtrace+0x0/0x458 [ 84.849411][ T5551] show_stack+0x2c/0x3c [ 84.850111][ T5551] __dump_stack+0x30/0x40 [ 84.850861][ T5551] dump_stack_lvl+0xf4/0x15c [ 84.851697][ T5551] dump_stack+0x1c/0x5c [ 84.852391][ T5551] sysfs_create_dir_ns+0x244/0x264 [ 84.853289][ T5551] kobject_add_internal+0x5ac/0xc3c [ 84.854182][ T5551] kobject_init_and_add+0x124/0x190 [ 84.855040][ T5551] gfs2_sys_fs_add+0x200/0x41c [ 84.855847][ T5551] gfs2_fill_super+0xddc/0x1a18 [ 84.856670][ T5551] get_tree_bdev+0x358/0x544 [ 84.857403][ T5551] gfs2_get_tree+0x54/0x1b4 [ 84.858163][ T5551] vfs_get_tree+0x90/0x274 [ 84.858948][ T5551] do_new_mount+0x228/0x810 [ 84.859777][ T5551] path_mount+0x5bc/0x1008 [ 84.860507][ T5551] __arm64_sys_mount+0x514/0x5f0 [ 84.861301][ T5551] invoke_syscall+0x98/0x2b0 [ 84.862073][ T5551] el0_svc_common+0x138/0x258 [ 84.862839][ T5551] do_el0_svc+0x58/0x13c [ 84.863579][ T5551] el0_svc+0x78/0x1d0 [ 84.864225][ T5551] el0t_64_sync_handler+0xcc/0xe4 [ 84.864988][ T5551] el0t_64_sync+0x1a0/0x1a4 [ 84.878142][ T5559] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.879372][ T5559] CPU: 1 PID: 5559 Comm: syz.1.35 Not tainted syzkaller #0 [ 84.880464][ T5559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 84.882215][ T5559] Call trace: [ 84.882740][ T5559] dump_backtrace+0x0/0x458 [ 84.883504][ T5559] show_stack+0x2c/0x3c [ 84.884231][ T5559] __dump_stack+0x30/0x40 [ 84.884930][ T5559] dump_stack_lvl+0xf4/0x15c [ 84.885689][ T5559] dump_stack+0x1c/0x5c [ 84.886393][ T5559] sysfs_create_dir_ns+0x244/0x264 [ 84.887287][ T5559] kobject_add_internal+0x5ac/0xc3c [ 84.888199][ T5559] kobject_init_and_add+0x124/0x190 [ 84.889056][ T5559] gfs2_sys_fs_add+0x200/0x41c [ 84.889931][ T5559] gfs2_fill_super+0xddc/0x1a18 [ 84.890772][ T5559] get_tree_bdev+0x358/0x544 [ 84.891551][ T5559] gfs2_get_tree+0x54/0x1b4 [ 84.892312][ T5559] vfs_get_tree+0x90/0x274 [ 84.893105][ T5559] do_new_mount+0x228/0x810 [ 84.893889][ T5559] path_mount+0x5bc/0x1008 [ 84.894690][ T5559] __arm64_sys_mount+0x514/0x5f0 [ 84.895540][ T5559] invoke_syscall+0x98/0x2b0 [ 84.896290][ T5559] el0_svc_common+0x138/0x258 [ 84.897038][ T5559] do_el0_svc+0x58/0x13c [ 84.897726][ T5559] el0_svc+0x78/0x1d0 [ 84.898395][ T5559] el0t_64_sync_handler+0xcc/0xe4 [ 84.899244][ T5559] el0t_64_sync+0x1a0/0x1a4 [ 84.904129][ T5551] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.906306][ T5551] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.961412][ T5559] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.967318][ T5559] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.040569][ T5534] loop2: detected capacity change from 0 to 32768 [ 85.084140][ T5534] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.085360][ T5534] CPU: 0 PID: 5534 Comm: syz.2.33 Not tainted syzkaller #0 [ 85.086442][ T5534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.088120][ T5534] Call trace: [ 85.088689][ T5534] dump_backtrace+0x0/0x458 [ 85.089436][ T5534] show_stack+0x2c/0x3c [ 85.090136][ T5534] __dump_stack+0x30/0x40 [ 85.090902][ T5534] dump_stack_lvl+0xf4/0x15c [ 85.091725][ T5534] dump_stack+0x1c/0x5c [ 85.092408][ T5534] sysfs_create_dir_ns+0x244/0x264 [ 85.093282][ T5534] kobject_add_internal+0x5ac/0xc3c [ 85.094166][ T5534] kobject_init_and_add+0x124/0x190 [ 85.095055][ T5534] gfs2_sys_fs_add+0x200/0x41c [ 85.095822][ T5534] gfs2_fill_super+0xddc/0x1a18 [ 85.096625][ T5534] get_tree_bdev+0x358/0x544 [ 85.097398][ T5534] gfs2_get_tree+0x54/0x1b4 [ 85.098139][ T5534] vfs_get_tree+0x90/0x274 [ 85.098925][ T5534] do_new_mount+0x228/0x810 [ 85.099693][ T5534] path_mount+0x5bc/0x1008 [ 85.100399][ T5534] __arm64_sys_mount+0x514/0x5f0 [ 85.100469][ T5574] loop3: detected capacity change from 0 to 32768 [ 85.101196][ T5534] invoke_syscall+0x98/0x2b0 [ 85.103116][ T5534] el0_svc_common+0x138/0x258 [ 85.104002][ T5534] do_el0_svc+0x58/0x13c [ 85.104723][ T5534] el0_svc+0x78/0x1d0 [ 85.105394][ T5534] el0t_64_sync_handler+0xcc/0xe4 [ 85.106267][ T5534] el0t_64_sync+0x1a0/0x1a4 [ 85.142479][ T5534] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.145242][ T5534] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.154161][ T5574] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.155399][ T5574] CPU: 0 PID: 5574 Comm: syz.3.36 Not tainted syzkaller #0 [ 85.156551][ T5574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.158099][ T5574] Call trace: [ 85.158654][ T5574] dump_backtrace+0x0/0x458 [ 85.159352][ T5574] show_stack+0x2c/0x3c [ 85.159955][ T5574] __dump_stack+0x30/0x40 [ 85.160723][ T5574] dump_stack_lvl+0xf4/0x15c [ 85.161592][ T5574] dump_stack+0x1c/0x5c [ 85.162294][ T5574] sysfs_create_dir_ns+0x244/0x264 [ 85.163230][ T5574] kobject_add_internal+0x5ac/0xc3c [ 85.164101][ T5574] kobject_init_and_add+0x124/0x190 [ 85.164983][ T5574] gfs2_sys_fs_add+0x200/0x41c [ 85.165818][ T5574] gfs2_fill_super+0xddc/0x1a18 [ 85.166630][ T5574] get_tree_bdev+0x358/0x544 [ 85.167412][ T5574] gfs2_get_tree+0x54/0x1b4 [ 85.168177][ T5574] vfs_get_tree+0x90/0x274 [ 85.168942][ T5574] do_new_mount+0x228/0x810 [ 85.169700][ T5574] path_mount+0x5bc/0x1008 [ 85.170436][ T5574] __arm64_sys_mount+0x514/0x5f0 [ 85.171269][ T5574] invoke_syscall+0x98/0x2b0 [ 85.172020][ T5574] el0_svc_common+0x138/0x258 [ 85.172893][ T5574] do_el0_svc+0x58/0x13c [ 85.173668][ T5574] el0_svc+0x78/0x1d0 [ 85.174377][ T5574] el0t_64_sync_handler+0xcc/0xe4 [ 85.175189][ T5574] el0t_64_sync+0x1a0/0x1a4 [ 85.257457][ T5574] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.259658][ T5574] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.326802][ T5551] loop0: detected capacity change from 0 to 32768 [ 85.335048][ T5559] loop1: detected capacity change from 0 to 32768 [ 85.365290][ T5559] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.366614][ T5559] CPU: 1 PID: 5559 Comm: syz.1.35 Not tainted syzkaller #0 [ 85.367865][ T5559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.369471][ T5559] Call trace: [ 85.370023][ T5559] dump_backtrace+0x0/0x458 [ 85.370838][ T5559] show_stack+0x2c/0x3c [ 85.371564][ T5559] __dump_stack+0x30/0x40 [ 85.372294][ T5559] dump_stack_lvl+0xf4/0x15c [ 85.373036][ T5559] dump_stack+0x1c/0x5c [ 85.373800][ T5559] sysfs_create_dir_ns+0x244/0x264 [ 85.374748][ T5559] kobject_add_internal+0x5ac/0xc3c [ 85.375642][ T5559] kobject_init_and_add+0x124/0x190 [ 85.376472][ T5559] gfs2_sys_fs_add+0x200/0x41c [ 85.377300][ T5559] gfs2_fill_super+0xddc/0x1a18 [ 85.378118][ T5559] get_tree_bdev+0x358/0x544 [ 85.378871][ T5559] gfs2_get_tree+0x54/0x1b4 [ 85.379606][ T5559] vfs_get_tree+0x90/0x274 [ 85.380346][ T5559] do_new_mount+0x228/0x810 [ 85.381108][ T5559] path_mount+0x5bc/0x1008 [ 85.381912][ T5559] __arm64_sys_mount+0x514/0x5f0 [ 85.382755][ T5559] invoke_syscall+0x98/0x2b0 [ 85.383544][ T5559] el0_svc_common+0x138/0x258 [ 85.384328][ T5559] do_el0_svc+0x58/0x13c [ 85.385065][ T5559] el0_svc+0x78/0x1d0 [ 85.385721][ T5559] el0t_64_sync_handler+0xcc/0xe4 [ 85.386577][ T5559] el0t_64_sync+0x1a0/0x1a4 [ 85.390543][ T5551] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.391793][ T5551] CPU: 0 PID: 5551 Comm: syz.0.34 Not tainted syzkaller #0 [ 85.393011][ T5551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.394771][ T5551] Call trace: [ 85.395368][ T5551] dump_backtrace+0x0/0x458 [ 85.396193][ T5551] show_stack+0x2c/0x3c [ 85.396889][ T5551] __dump_stack+0x30/0x40 [ 85.397640][ T5551] dump_stack_lvl+0xf4/0x15c [ 85.398434][ T5551] dump_stack+0x1c/0x5c [ 85.399123][ T5551] sysfs_create_dir_ns+0x244/0x264 [ 85.399976][ T5551] kobject_add_internal+0x5ac/0xc3c [ 85.400873][ T5551] kobject_init_and_add+0x124/0x190 [ 85.401785][ T5551] gfs2_sys_fs_add+0x200/0x41c [ 85.402600][ T5551] gfs2_fill_super+0xddc/0x1a18 [ 85.403382][ T5551] get_tree_bdev+0x358/0x544 [ 85.404172][ T5551] gfs2_get_tree+0x54/0x1b4 [ 85.404975][ T5551] vfs_get_tree+0x90/0x274 [ 85.405725][ T5551] do_new_mount+0x228/0x810 [ 85.406453][ T5551] path_mount+0x5bc/0x1008 [ 85.407129][ T5551] __arm64_sys_mount+0x514/0x5f0 [ 85.407896][ T5551] invoke_syscall+0x98/0x2b0 [ 85.408626][ T5551] el0_svc_common+0x138/0x258 [ 85.409427][ T5551] do_el0_svc+0x58/0x13c [ 85.410155][ T5551] el0_svc+0x78/0x1d0 [ 85.410805][ T5551] el0t_64_sync_handler+0xcc/0xe4 [ 85.411643][ T5551] el0t_64_sync+0x1a0/0x1a4 [ 85.428403][ T5559] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.438939][ T5559] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.483091][ T5551] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.485209][ T5551] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.509348][ T5595] loop2: detected capacity change from 0 to 32768 [ 85.527853][ T5595] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.529033][ T5595] CPU: 1 PID: 5595 Comm: syz.2.37 Not tainted syzkaller #0 [ 85.530217][ T5595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.531924][ T5595] Call trace: [ 85.532457][ T5595] dump_backtrace+0x0/0x458 [ 85.533253][ T5595] show_stack+0x2c/0x3c [ 85.533946][ T5595] __dump_stack+0x30/0x40 [ 85.534703][ T5595] dump_stack_lvl+0xf4/0x15c [ 85.535467][ T5595] dump_stack+0x1c/0x5c [ 85.536179][ T5595] sysfs_create_dir_ns+0x244/0x264 [ 85.537112][ T5595] kobject_add_internal+0x5ac/0xc3c [ 85.538019][ T5595] kobject_init_and_add+0x124/0x190 [ 85.538956][ T5595] gfs2_sys_fs_add+0x200/0x41c [ 85.539745][ T5595] gfs2_fill_super+0xddc/0x1a18 [ 85.540633][ T5595] get_tree_bdev+0x358/0x544 [ 85.541422][ T5595] gfs2_get_tree+0x54/0x1b4 [ 85.542143][ T5595] vfs_get_tree+0x90/0x274 [ 85.542842][ T5595] do_new_mount+0x228/0x810 [ 85.543571][ T5595] path_mount+0x5bc/0x1008 [ 85.544315][ T5595] __arm64_sys_mount+0x514/0x5f0 [ 85.545115][ T5595] invoke_syscall+0x98/0x2b0 [ 85.545870][ T5595] el0_svc_common+0x138/0x258 [ 85.546623][ T5595] do_el0_svc+0x58/0x13c [ 85.547309][ T5595] el0_svc+0x78/0x1d0 [ 85.547940][ T5595] el0t_64_sync_handler+0xcc/0xe4 [ 85.548737][ T5595] el0t_64_sync+0x1a0/0x1a4 [ 85.569445][ T5574] loop3: detected capacity change from 0 to 32768 [ 85.591380][ T5595] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.593732][ T5595] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.594197][ T5574] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.596079][ T5574] CPU: 0 PID: 5574 Comm: syz.3.36 Not tainted syzkaller #0 [ 85.597291][ T5574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.599039][ T5574] Call trace: [ 85.599552][ T5574] dump_backtrace+0x0/0x458 [ 85.600249][ T5574] show_stack+0x2c/0x3c [ 85.600899][ T5574] __dump_stack+0x30/0x40 [ 85.601568][ T5574] dump_stack_lvl+0xf4/0x15c [ 85.602298][ T5574] dump_stack+0x1c/0x5c [ 85.603028][ T5574] sysfs_create_dir_ns+0x244/0x264 [ 85.603981][ T5574] kobject_add_internal+0x5ac/0xc3c [ 85.604870][ T5574] kobject_init_and_add+0x124/0x190 [ 85.605766][ T5574] gfs2_sys_fs_add+0x200/0x41c [ 85.606578][ T5574] gfs2_fill_super+0xddc/0x1a18 [ 85.607446][ T5574] get_tree_bdev+0x358/0x544 [ 85.608211][ T5574] gfs2_get_tree+0x54/0x1b4 [ 85.608968][ T5574] vfs_get_tree+0x90/0x274 [ 85.609735][ T5574] do_new_mount+0x228/0x810 [ 85.610551][ T5574] path_mount+0x5bc/0x1008 [ 85.611355][ T5574] __arm64_sys_mount+0x514/0x5f0 [ 85.612234][ T5574] invoke_syscall+0x98/0x2b0 [ 85.613067][ T5574] el0_svc_common+0x138/0x258 [ 85.613896][ T5574] do_el0_svc+0x58/0x13c [ 85.614701][ T5574] el0_svc+0x78/0x1d0 [ 85.615332][ T5574] el0t_64_sync_handler+0xcc/0xe4 [ 85.616256][ T5574] el0t_64_sync+0x1a0/0x1a4 [ 85.653136][ T5574] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.655381][ T5574] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.776112][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.777462][ T5608] CPU: 0 PID: 5608 Comm: syz.1.38 Not tainted syzkaller #0 [ 85.778614][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.780315][ T5608] Call trace: [ 85.780869][ T5608] dump_backtrace+0x0/0x458 [ 85.781611][ T5608] show_stack+0x2c/0x3c [ 85.782291][ T5608] __dump_stack+0x30/0x40 [ 85.782958][ T5608] dump_stack_lvl+0xf4/0x15c [ 85.783702][ T5608] dump_stack+0x1c/0x5c [ 85.784352][ T5608] sysfs_create_dir_ns+0x244/0x264 [ 85.785288][ T5608] kobject_add_internal+0x5ac/0xc3c [ 85.786163][ T5608] kobject_init_and_add+0x124/0x190 [ 85.787012][ T5608] gfs2_sys_fs_add+0x200/0x41c [ 85.787786][ T5608] gfs2_fill_super+0xddc/0x1a18 [ 85.788634][ T5608] get_tree_bdev+0x358/0x544 [ 85.789427][ T5608] gfs2_get_tree+0x54/0x1b4 [ 85.790209][ T5608] vfs_get_tree+0x90/0x274 [ 85.791017][ T5608] do_new_mount+0x228/0x810 [ 85.791760][ T5608] path_mount+0x5bc/0x1008 [ 85.792513][ T5608] __arm64_sys_mount+0x514/0x5f0 [ 85.793333][ T5608] invoke_syscall+0x98/0x2b0 [ 85.794124][ T5608] el0_svc_common+0x138/0x258 [ 85.794938][ T5608] do_el0_svc+0x58/0x13c [ 85.795704][ T5608] el0_svc+0x78/0x1d0 [ 85.796413][ T5608] el0t_64_sync_handler+0xcc/0xe4 [ 85.797330][ T5608] el0t_64_sync+0x1a0/0x1a4 [ 85.822833][ T5611] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.833082][ T5611] CPU: 0 PID: 5611 Comm: syz.0.39 Not tainted syzkaller #0 [ 85.834182][ T5611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.836167][ T5611] Call trace: [ 85.836729][ T5611] dump_backtrace+0x0/0x458 [ 85.837500][ T5611] show_stack+0x2c/0x3c [ 85.838245][ T5611] __dump_stack+0x30/0x40 [ 85.839016][ T5611] dump_stack_lvl+0xf4/0x15c [ 85.839776][ T5611] dump_stack+0x1c/0x5c [ 85.840485][ T5611] sysfs_create_dir_ns+0x244/0x264 [ 85.841369][ T5611] kobject_add_internal+0x5ac/0xc3c [ 85.842311][ T5611] kobject_init_and_add+0x124/0x190 [ 85.843282][ T5611] gfs2_sys_fs_add+0x200/0x41c [ 85.844173][ T5611] gfs2_fill_super+0xddc/0x1a18 [ 85.845081][ T5611] get_tree_bdev+0x358/0x544 [ 85.845905][ T5611] gfs2_get_tree+0x54/0x1b4 [ 85.846663][ T5611] vfs_get_tree+0x90/0x274 [ 85.847386][ T5611] do_new_mount+0x228/0x810 [ 85.848101][ T5611] path_mount+0x5bc/0x1008 [ 85.848894][ T5611] __arm64_sys_mount+0x514/0x5f0 [ 85.849760][ T5611] invoke_syscall+0x98/0x2b0 [ 85.850534][ T5611] el0_svc_common+0x138/0x258 [ 85.851377][ T5611] do_el0_svc+0x58/0x13c [ 85.852087][ T5611] el0_svc+0x78/0x1d0 [ 85.852734][ T5611] el0t_64_sync_handler+0xcc/0xe4 [ 85.853579][ T5611] el0t_64_sync+0x1a0/0x1a4 [ 85.858018][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.860277][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.893304][ T5611] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.897189][ T5611] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.940070][ T5595] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.941416][ T5595] CPU: 1 PID: 5595 Comm: syz.2.37 Not tainted syzkaller #0 [ 85.942603][ T5595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 85.944289][ T5595] Call trace: [ 85.944815][ T5595] dump_backtrace+0x0/0x458 [ 85.945595][ T5595] show_stack+0x2c/0x3c [ 85.946289][ T5595] __dump_stack+0x30/0x40 [ 85.947051][ T5595] dump_stack_lvl+0xf4/0x15c [ 85.947852][ T5595] dump_stack+0x1c/0x5c [ 85.948585][ T5595] sysfs_create_dir_ns+0x244/0x264 [ 85.949438][ T5595] kobject_add_internal+0x5ac/0xc3c [ 85.950395][ T5595] kobject_init_and_add+0x124/0x190 [ 85.951328][ T5595] gfs2_sys_fs_add+0x200/0x41c [ 85.952133][ T5595] gfs2_fill_super+0xddc/0x1a18 [ 85.952951][ T5595] get_tree_bdev+0x358/0x544 [ 85.953691][ T5595] gfs2_get_tree+0x54/0x1b4 [ 85.954433][ T5595] vfs_get_tree+0x90/0x274 [ 85.955164][ T5595] do_new_mount+0x228/0x810 [ 85.955944][ T5595] path_mount+0x5bc/0x1008 [ 85.956688][ T5595] __arm64_sys_mount+0x514/0x5f0 [ 85.957541][ T5595] invoke_syscall+0x98/0x2b0 [ 85.958367][ T5595] el0_svc_common+0x138/0x258 [ 85.959115][ T5595] do_el0_svc+0x58/0x13c [ 85.959802][ T5595] el0_svc+0x78/0x1d0 [ 85.960390][ T5595] el0t_64_sync_handler+0xcc/0xe4 [ 85.961207][ T5595] el0t_64_sync+0x1a0/0x1a4 [ 85.983159][ T5595] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.985267][ T5595] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.179373][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.180652][ T5608] CPU: 1 PID: 5608 Comm: syz.1.38 Not tainted syzkaller #0 [ 86.181951][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.183721][ T5608] Call trace: [ 86.184266][ T5608] dump_backtrace+0x0/0x458 [ 86.185028][ T5608] show_stack+0x2c/0x3c [ 86.185741][ T5608] __dump_stack+0x30/0x40 [ 86.186505][ T5608] dump_stack_lvl+0xf4/0x15c [ 86.187283][ T5608] dump_stack+0x1c/0x5c [ 86.187957][ T5608] sysfs_create_dir_ns+0x244/0x264 [ 86.188876][ T5608] kobject_add_internal+0x5ac/0xc3c [ 86.189813][ T5608] kobject_init_and_add+0x124/0x190 [ 86.190723][ T5608] gfs2_sys_fs_add+0x200/0x41c [ 86.191523][ T5608] gfs2_fill_super+0xddc/0x1a18 [ 86.192339][ T5608] get_tree_bdev+0x358/0x544 [ 86.193143][ T5608] gfs2_get_tree+0x54/0x1b4 [ 86.193904][ T5608] vfs_get_tree+0x90/0x274 [ 86.194627][ T5608] do_new_mount+0x228/0x810 [ 86.195396][ T5608] path_mount+0x5bc/0x1008 [ 86.196129][ T5608] __arm64_sys_mount+0x514/0x5f0 [ 86.197001][ T5608] invoke_syscall+0x98/0x2b0 [ 86.197764][ T5608] el0_svc_common+0x138/0x258 [ 86.198579][ T5608] do_el0_svc+0x58/0x13c [ 86.199282][ T5608] el0_svc+0x78/0x1d0 [ 86.199955][ T5608] el0t_64_sync_handler+0xcc/0xe4 [ 86.200862][ T5608] el0t_64_sync+0x1a0/0x1a4 [ 86.216115][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.218357][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.225529][ T5611] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.226807][ T5611] CPU: 0 PID: 5611 Comm: syz.0.39 Not tainted syzkaller #0 [ 86.228041][ T5611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.229744][ T5611] Call trace: [ 86.230221][ T5611] dump_backtrace+0x0/0x458 [ 86.230951][ T5611] show_stack+0x2c/0x3c [ 86.231639][ T5611] __dump_stack+0x30/0x40 [ 86.232332][ T5611] dump_stack_lvl+0xf4/0x15c [ 86.233052][ T5611] dump_stack+0x1c/0x5c [ 86.233773][ T5611] sysfs_create_dir_ns+0x244/0x264 [ 86.234674][ T5611] kobject_add_internal+0x5ac/0xc3c [ 86.235537][ T5611] kobject_init_and_add+0x124/0x190 [ 86.236515][ T5611] gfs2_sys_fs_add+0x200/0x41c [ 86.237333][ T5611] gfs2_fill_super+0xddc/0x1a18 [ 86.238202][ T5611] get_tree_bdev+0x358/0x544 [ 86.238918][ T5611] gfs2_get_tree+0x54/0x1b4 [ 86.239672][ T5611] vfs_get_tree+0x90/0x274 [ 86.240406][ T5611] do_new_mount+0x228/0x810 [ 86.241194][ T5611] path_mount+0x5bc/0x1008 [ 86.241918][ T5611] __arm64_sys_mount+0x514/0x5f0 [ 86.242745][ T5611] invoke_syscall+0x98/0x2b0 [ 86.243505][ T5611] el0_svc_common+0x138/0x258 [ 86.244285][ T5611] do_el0_svc+0x58/0x13c [ 86.245005][ T5611] el0_svc+0x78/0x1d0 [ 86.245734][ T5611] el0t_64_sync_handler+0xcc/0xe4 [ 86.246543][ T5611] el0t_64_sync+0x1a0/0x1a4 [ 86.249628][ T5631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.250909][ T5631] CPU: 0 PID: 5631 Comm: syz.3.40 Not tainted syzkaller #0 [ 86.252121][ T5631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.253836][ T5631] Call trace: [ 86.254385][ T5631] dump_backtrace+0x0/0x458 [ 86.255149][ T5631] show_stack+0x2c/0x3c [ 86.255854][ T5631] __dump_stack+0x30/0x40 [ 86.256647][ T5631] dump_stack_lvl+0xf4/0x15c [ 86.257489][ T5631] dump_stack+0x1c/0x5c [ 86.258259][ T5631] sysfs_create_dir_ns+0x244/0x264 [ 86.259162][ T5631] kobject_add_internal+0x5ac/0xc3c [ 86.260057][ T5631] kobject_init_and_add+0x124/0x190 [ 86.260890][ T5631] gfs2_sys_fs_add+0x200/0x41c [ 86.261720][ T5631] gfs2_fill_super+0xddc/0x1a18 [ 86.262557][ T5631] get_tree_bdev+0x358/0x544 [ 86.263340][ T5631] gfs2_get_tree+0x54/0x1b4 [ 86.264142][ T5631] vfs_get_tree+0x90/0x274 [ 86.264914][ T5631] do_new_mount+0x228/0x810 [ 86.265671][ T5631] path_mount+0x5bc/0x1008 [ 86.266462][ T5631] __arm64_sys_mount+0x514/0x5f0 [ 86.267344][ T5631] invoke_syscall+0x98/0x2b0 [ 86.268189][ T5631] el0_svc_common+0x138/0x258 [ 86.268972][ T5631] do_el0_svc+0x58/0x13c [ 86.269652][ T5631] el0_svc+0x78/0x1d0 [ 86.270293][ T5631] el0t_64_sync_handler+0xcc/0xe4 [ 86.271246][ T5631] el0t_64_sync+0x1a0/0x1a4 [ 86.303099][ T5611] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.305279][ T5611] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.306754][ T5631] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.308990][ T5631] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.465295][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.466597][ T5646] CPU: 0 PID: 5646 Comm: syz.2.41 Not tainted syzkaller #0 [ 86.467806][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.469476][ T5646] Call trace: [ 86.470030][ T5646] dump_backtrace+0x0/0x458 [ 86.470765][ T5646] show_stack+0x2c/0x3c [ 86.471419][ T5646] __dump_stack+0x30/0x40 [ 86.472186][ T5646] dump_stack_lvl+0xf4/0x15c [ 86.472915][ T5646] dump_stack+0x1c/0x5c [ 86.473639][ T5646] sysfs_create_dir_ns+0x244/0x264 [ 86.474516][ T5646] kobject_add_internal+0x5ac/0xc3c [ 86.475448][ T5646] kobject_init_and_add+0x124/0x190 [ 86.476324][ T5646] gfs2_sys_fs_add+0x200/0x41c [ 86.477120][ T5646] gfs2_fill_super+0xddc/0x1a18 [ 86.478025][ T5646] get_tree_bdev+0x358/0x544 [ 86.478826][ T5646] gfs2_get_tree+0x54/0x1b4 [ 86.479629][ T5646] vfs_get_tree+0x90/0x274 [ 86.480449][ T5646] do_new_mount+0x228/0x810 [ 86.481255][ T5646] path_mount+0x5bc/0x1008 [ 86.481974][ T5646] __arm64_sys_mount+0x514/0x5f0 [ 86.482795][ T5646] invoke_syscall+0x98/0x2b0 [ 86.483590][ T5646] el0_svc_common+0x138/0x258 [ 86.484373][ T5646] do_el0_svc+0x58/0x13c [ 86.485080][ T5646] el0_svc+0x78/0x1d0 [ 86.485736][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 86.486588][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 86.538486][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.540816][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.553623][ T5655] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.554947][ T5655] CPU: 1 PID: 5655 Comm: syz.1.42 Not tainted syzkaller #0 [ 86.556180][ T5655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.557899][ T5655] Call trace: [ 86.558393][ T5655] dump_backtrace+0x0/0x458 [ 86.559087][ T5655] show_stack+0x2c/0x3c [ 86.559797][ T5655] __dump_stack+0x30/0x40 [ 86.560500][ T5655] dump_stack_lvl+0xf4/0x15c [ 86.561225][ T5655] dump_stack+0x1c/0x5c [ 86.561943][ T5655] sysfs_create_dir_ns+0x244/0x264 [ 86.563064][ T5655] kobject_add_internal+0x5ac/0xc3c [ 86.563882][ T5655] kobject_init_and_add+0x124/0x190 [ 86.564782][ T5655] gfs2_sys_fs_add+0x200/0x41c [ 86.565582][ T5655] gfs2_fill_super+0xddc/0x1a18 [ 86.566400][ T5655] get_tree_bdev+0x358/0x544 [ 86.567157][ T5655] gfs2_get_tree+0x54/0x1b4 [ 86.567982][ T5655] vfs_get_tree+0x90/0x274 [ 86.568791][ T5655] do_new_mount+0x228/0x810 [ 86.569564][ T5655] path_mount+0x5bc/0x1008 [ 86.570317][ T5655] __arm64_sys_mount+0x514/0x5f0 [ 86.571077][ T5655] invoke_syscall+0x98/0x2b0 [ 86.571832][ T5655] el0_svc_common+0x138/0x258 [ 86.572668][ T5655] do_el0_svc+0x58/0x13c [ 86.573344][ T5655] el0_svc+0x78/0x1d0 [ 86.573962][ T5655] el0t_64_sync_handler+0xcc/0xe4 [ 86.574789][ T5655] el0t_64_sync+0x1a0/0x1a4 [ 86.622343][ T5655] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.626489][ T5655] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.635159][ T5631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.636364][ T5631] CPU: 0 PID: 5631 Comm: syz.3.40 Not tainted syzkaller #0 [ 86.637548][ T5631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.639227][ T5631] Call trace: [ 86.639821][ T5631] dump_backtrace+0x0/0x458 [ 86.640609][ T5631] show_stack+0x2c/0x3c [ 86.641332][ T5631] __dump_stack+0x30/0x40 [ 86.642082][ T5631] dump_stack_lvl+0xf4/0x15c [ 86.642894][ T5631] dump_stack+0x1c/0x5c [ 86.643642][ T5631] sysfs_create_dir_ns+0x244/0x264 [ 86.644561][ T5631] kobject_add_internal+0x5ac/0xc3c [ 86.645499][ T5631] kobject_init_and_add+0x124/0x190 [ 86.646321][ T5631] gfs2_sys_fs_add+0x200/0x41c [ 86.647134][ T5631] gfs2_fill_super+0xddc/0x1a18 [ 86.647940][ T5631] get_tree_bdev+0x358/0x544 [ 86.648737][ T5631] gfs2_get_tree+0x54/0x1b4 [ 86.649558][ T5631] vfs_get_tree+0x90/0x274 [ 86.650305][ T5631] do_new_mount+0x228/0x810 [ 86.651053][ T5631] path_mount+0x5bc/0x1008 [ 86.651798][ T5631] __arm64_sys_mount+0x514/0x5f0 [ 86.652708][ T5631] invoke_syscall+0x98/0x2b0 [ 86.653554][ T5631] el0_svc_common+0x138/0x258 [ 86.654432][ T5631] do_el0_svc+0x58/0x13c [ 86.655073][ T5631] el0_svc+0x78/0x1d0 [ 86.655718][ T5631] el0t_64_sync_handler+0xcc/0xe4 [ 86.656588][ T5631] el0t_64_sync+0x1a0/0x1a4 [ 86.665898][ T5631] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.668235][ T5631] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.715200][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.716396][ T5662] CPU: 1 PID: 5662 Comm: syz.0.43 Not tainted syzkaller #0 [ 86.717541][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.719274][ T5662] Call trace: [ 86.719806][ T5662] dump_backtrace+0x0/0x458 [ 86.720563][ T5662] show_stack+0x2c/0x3c [ 86.721292][ T5662] __dump_stack+0x30/0x40 [ 86.722005][ T5662] dump_stack_lvl+0xf4/0x15c [ 86.722781][ T5662] dump_stack+0x1c/0x5c [ 86.723561][ T5662] sysfs_create_dir_ns+0x244/0x264 [ 86.724466][ T5662] kobject_add_internal+0x5ac/0xc3c [ 86.725397][ T5662] kobject_init_and_add+0x124/0x190 [ 86.726351][ T5662] gfs2_sys_fs_add+0x200/0x41c [ 86.727195][ T5662] gfs2_fill_super+0xddc/0x1a18 [ 86.727997][ T5662] get_tree_bdev+0x358/0x544 [ 86.728718][ T5662] gfs2_get_tree+0x54/0x1b4 [ 86.729471][ T5662] vfs_get_tree+0x90/0x274 [ 86.730230][ T5662] do_new_mount+0x228/0x810 [ 86.730970][ T5662] path_mount+0x5bc/0x1008 [ 86.731675][ T5662] __arm64_sys_mount+0x514/0x5f0 [ 86.732496][ T5662] invoke_syscall+0x98/0x2b0 [ 86.733315][ T5662] el0_svc_common+0x138/0x258 [ 86.734074][ T5662] do_el0_svc+0x58/0x13c [ 86.734800][ T5662] el0_svc+0x78/0x1d0 [ 86.735537][ T5662] el0t_64_sync_handler+0xcc/0xe4 [ 86.736385][ T5662] el0t_64_sync+0x1a0/0x1a4 [ 86.755537][ T5662] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.760659][ T5662] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.803736][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.804979][ T5646] CPU: 0 PID: 5646 Comm: syz.2.41 Not tainted syzkaller #0 [ 86.806207][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 86.807755][ T5646] Call trace: [ 86.808280][ T5646] dump_backtrace+0x0/0x458 [ 86.809053][ T5646] show_stack+0x2c/0x3c [ 86.809816][ T5646] __dump_stack+0x30/0x40 [ 86.810528][ T5646] dump_stack_lvl+0xf4/0x15c [ 86.811292][ T5646] dump_stack+0x1c/0x5c [ 86.811987][ T5646] sysfs_create_dir_ns+0x244/0x264 [ 86.812866][ T5646] kobject_add_internal+0x5ac/0xc3c [ 86.813800][ T5646] kobject_init_and_add+0x124/0x190 [ 86.814649][ T5646] gfs2_sys_fs_add+0x200/0x41c [ 86.815478][ T5646] gfs2_fill_super+0xddc/0x1a18 [ 86.816267][ T5646] get_tree_bdev+0x358/0x544 [ 86.817074][ T5646] gfs2_get_tree+0x54/0x1b4 [ 86.817776][ T5646] vfs_get_tree+0x90/0x274 [ 86.818514][ T5646] do_new_mount+0x228/0x810 [ 86.819300][ T5646] path_mount+0x5bc/0x1008 [ 86.820119][ T5646] __arm64_sys_mount+0x514/0x5f0 [ 86.820956][ T5646] invoke_syscall+0x98/0x2b0 [ 86.821768][ T5646] el0_svc_common+0x138/0x258 [ 86.822551][ T5646] do_el0_svc+0x58/0x13c [ 86.823262][ T5646] el0_svc+0x78/0x1d0 [ 86.823970][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 86.824852][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 86.872479][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.878046][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.097387][ T5655] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.098785][ T5655] CPU: 0 PID: 5655 Comm: syz.1.42 Not tainted syzkaller #0 [ 87.100059][ T5655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.101857][ T5655] Call trace: [ 87.102454][ T5655] dump_backtrace+0x0/0x458 [ 87.103249][ T5655] show_stack+0x2c/0x3c [ 87.103988][ T5655] __dump_stack+0x30/0x40 [ 87.104814][ T5655] dump_stack_lvl+0xf4/0x15c [ 87.105622][ T5655] dump_stack+0x1c/0x5c [ 87.106385][ T5655] sysfs_create_dir_ns+0x244/0x264 [ 87.107268][ T5655] kobject_add_internal+0x5ac/0xc3c [ 87.108132][ T5655] kobject_init_and_add+0x124/0x190 [ 87.109014][ T5655] gfs2_sys_fs_add+0x200/0x41c [ 87.109801][ T5655] gfs2_fill_super+0xddc/0x1a18 [ 87.110671][ T5655] get_tree_bdev+0x358/0x544 [ 87.111406][ T5655] gfs2_get_tree+0x54/0x1b4 [ 87.112181][ T5655] vfs_get_tree+0x90/0x274 [ 87.112884][ T5655] do_new_mount+0x228/0x810 [ 87.113633][ T5655] path_mount+0x5bc/0x1008 [ 87.114375][ T5655] __arm64_sys_mount+0x514/0x5f0 [ 87.115201][ T5655] invoke_syscall+0x98/0x2b0 [ 87.115949][ T5655] el0_svc_common+0x138/0x258 [ 87.116761][ T5655] do_el0_svc+0x58/0x13c [ 87.117452][ T5655] el0_svc+0x78/0x1d0 [ 87.118113][ T5655] el0t_64_sync_handler+0xcc/0xe4 [ 87.118968][ T5655] el0t_64_sync+0x1a0/0x1a4 [ 87.123152][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.124446][ T5662] CPU: 1 PID: 5662 Comm: syz.0.43 Not tainted syzkaller #0 [ 87.125614][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.127379][ T5662] Call trace: [ 87.127946][ T5662] dump_backtrace+0x0/0x458 [ 87.128687][ T5662] show_stack+0x2c/0x3c [ 87.129373][ T5662] __dump_stack+0x30/0x40 [ 87.130482][ T5662] dump_stack_lvl+0xf4/0x15c [ 87.131222][ T5662] dump_stack+0x1c/0x5c [ 87.131911][ T5662] sysfs_create_dir_ns+0x244/0x264 [ 87.132798][ T5662] kobject_add_internal+0x5ac/0xc3c [ 87.133659][ T5662] kobject_init_and_add+0x124/0x190 [ 87.134576][ T5662] gfs2_sys_fs_add+0x200/0x41c [ 87.135366][ T5662] gfs2_fill_super+0xddc/0x1a18 [ 87.136196][ T5662] get_tree_bdev+0x358/0x544 [ 87.136973][ T5662] gfs2_get_tree+0x54/0x1b4 [ 87.137769][ T5662] vfs_get_tree+0x90/0x274 [ 87.138481][ T5662] do_new_mount+0x228/0x810 [ 87.139272][ T5662] path_mount+0x5bc/0x1008 [ 87.139993][ T5662] __arm64_sys_mount+0x514/0x5f0 [ 87.140843][ T5662] invoke_syscall+0x98/0x2b0 [ 87.141634][ T5662] el0_svc_common+0x138/0x258 [ 87.142435][ T5662] do_el0_svc+0x58/0x13c [ 87.143160][ T5662] el0_svc+0x78/0x1d0 [ 87.143845][ T5662] el0t_64_sync_handler+0xcc/0xe4 [ 87.144687][ T5662] el0t_64_sync+0x1a0/0x1a4 [ 87.166344][ T5655] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.168524][ T5655] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.170428][ T5662] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.174845][ T5662] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.195683][ T5690] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.197014][ T5690] CPU: 1 PID: 5690 Comm: syz.3.44 Not tainted syzkaller #0 [ 87.198147][ T5690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.199896][ T5690] Call trace: [ 87.200445][ T5690] dump_backtrace+0x0/0x458 [ 87.201195][ T5690] show_stack+0x2c/0x3c [ 87.201891][ T5690] __dump_stack+0x30/0x40 [ 87.202619][ T5690] dump_stack_lvl+0xf4/0x15c [ 87.203375][ T5690] dump_stack+0x1c/0x5c [ 87.204047][ T5690] sysfs_create_dir_ns+0x244/0x264 [ 87.204985][ T5690] kobject_add_internal+0x5ac/0xc3c [ 87.205831][ T5690] kobject_init_and_add+0x124/0x190 [ 87.206630][ T5690] gfs2_sys_fs_add+0x200/0x41c [ 87.207363][ T5690] gfs2_fill_super+0xddc/0x1a18 [ 87.208152][ T5690] get_tree_bdev+0x358/0x544 [ 87.208933][ T5690] gfs2_get_tree+0x54/0x1b4 [ 87.209692][ T5690] vfs_get_tree+0x90/0x274 [ 87.210492][ T5690] do_new_mount+0x228/0x810 [ 87.211273][ T5690] path_mount+0x5bc/0x1008 [ 87.211991][ T5690] __arm64_sys_mount+0x514/0x5f0 [ 87.212799][ T5690] invoke_syscall+0x98/0x2b0 [ 87.213617][ T5690] el0_svc_common+0x138/0x258 [ 87.214398][ T5690] do_el0_svc+0x58/0x13c [ 87.215123][ T5690] el0_svc+0x78/0x1d0 [ 87.215758][ T5690] el0t_64_sync_handler+0xcc/0xe4 [ 87.216600][ T5690] el0t_64_sync+0x1a0/0x1a4 [ 87.235989][ T5695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.237255][ T5695] CPU: 0 PID: 5695 Comm: syz.2.45 Not tainted syzkaller #0 [ 87.238501][ T5695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.240400][ T5695] Call trace: [ 87.240917][ T5695] dump_backtrace+0x0/0x458 [ 87.241643][ T5695] show_stack+0x2c/0x3c [ 87.242313][ T5695] __dump_stack+0x30/0x40 [ 87.243034][ T5695] dump_stack_lvl+0xf4/0x15c [ 87.243871][ T5695] dump_stack+0x1c/0x5c [ 87.244579][ T5695] sysfs_create_dir_ns+0x244/0x264 [ 87.245477][ T5695] kobject_add_internal+0x5ac/0xc3c [ 87.246383][ T5695] kobject_init_and_add+0x124/0x190 [ 87.247281][ T5695] gfs2_sys_fs_add+0x200/0x41c [ 87.248092][ T5695] gfs2_fill_super+0xddc/0x1a18 [ 87.248875][ T5695] get_tree_bdev+0x358/0x544 [ 87.249624][ T5695] gfs2_get_tree+0x54/0x1b4 [ 87.250322][ T5695] vfs_get_tree+0x90/0x274 [ 87.250963][ T5690] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.251072][ T5695] do_new_mount+0x228/0x810 [ 87.253275][ T5690] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.253943][ T5695] path_mount+0x5bc/0x1008 [ 87.255765][ T5695] __arm64_sys_mount+0x514/0x5f0 [ 87.256506][ T5695] invoke_syscall+0x98/0x2b0 [ 87.257323][ T5695] el0_svc_common+0x138/0x258 [ 87.258123][ T5695] do_el0_svc+0x58/0x13c [ 87.258848][ T5695] el0_svc+0x78/0x1d0 [ 87.259505][ T5695] el0t_64_sync_handler+0xcc/0xe4 [ 87.260337][ T5695] el0t_64_sync+0x1a0/0x1a4 [ 87.316092][ T5695] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.318346][ T5695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.563812][ T5712] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.563813][ T5714] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.563826][ T5714] CPU: 0 PID: 5714 Comm: syz.0.47 Not tainted syzkaller #0 [ 87.567695][ T5714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.569458][ T5714] Call trace: [ 87.570006][ T5714] dump_backtrace+0x0/0x458 [ 87.570772][ T5714] show_stack+0x2c/0x3c [ 87.571479][ T5714] __dump_stack+0x30/0x40 [ 87.572219][ T5714] dump_stack_lvl+0xf4/0x15c [ 87.572987][ T5714] dump_stack+0x1c/0x5c [ 87.573734][ T5714] sysfs_create_dir_ns+0x244/0x264 [ 87.574636][ T5714] kobject_add_internal+0x5ac/0xc3c [ 87.575509][ T5714] kobject_init_and_add+0x124/0x190 [ 87.576358][ T5714] gfs2_sys_fs_add+0x200/0x41c [ 87.577162][ T5714] gfs2_fill_super+0xddc/0x1a18 [ 87.578051][ T5714] get_tree_bdev+0x358/0x544 [ 87.578805][ T5714] gfs2_get_tree+0x54/0x1b4 [ 87.579517][ T5714] vfs_get_tree+0x90/0x274 [ 87.580261][ T5714] do_new_mount+0x228/0x810 [ 87.581013][ T5714] path_mount+0x5bc/0x1008 [ 87.581769][ T5714] __arm64_sys_mount+0x514/0x5f0 [ 87.582640][ T5714] invoke_syscall+0x98/0x2b0 [ 87.583391][ T5714] el0_svc_common+0x138/0x258 [ 87.584205][ T5714] do_el0_svc+0x58/0x13c [ 87.584955][ T5714] el0_svc+0x78/0x1d0 [ 87.585623][ T5714] el0t_64_sync_handler+0xcc/0xe4 [ 87.586511][ T5714] el0t_64_sync+0x1a0/0x1a4 [ 87.587265][ T5712] CPU: 1 PID: 5712 Comm: syz.1.46 Not tainted syzkaller #0 [ 87.588398][ T5712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.589889][ T5712] Call trace: [ 87.590388][ T5712] dump_backtrace+0x0/0x458 [ 87.591055][ T5712] show_stack+0x2c/0x3c [ 87.591769][ T5712] __dump_stack+0x30/0x40 [ 87.592453][ T5712] dump_stack_lvl+0xf4/0x15c [ 87.593241][ T5712] dump_stack+0x1c/0x5c [ 87.593919][ T5712] sysfs_create_dir_ns+0x244/0x264 [ 87.594743][ T5712] kobject_add_internal+0x5ac/0xc3c [ 87.595661][ T5712] kobject_init_and_add+0x124/0x190 [ 87.596590][ T5712] gfs2_sys_fs_add+0x200/0x41c [ 87.597357][ T5712] gfs2_fill_super+0xddc/0x1a18 [ 87.598154][ T5712] get_tree_bdev+0x358/0x544 [ 87.598884][ T5712] gfs2_get_tree+0x54/0x1b4 [ 87.599635][ T5712] vfs_get_tree+0x90/0x274 [ 87.600422][ T5712] do_new_mount+0x228/0x810 [ 87.601147][ T5712] path_mount+0x5bc/0x1008 [ 87.601894][ T5712] __arm64_sys_mount+0x514/0x5f0 [ 87.602727][ T5712] invoke_syscall+0x98/0x2b0 [ 87.603519][ T5712] el0_svc_common+0x138/0x258 [ 87.604352][ T5712] do_el0_svc+0x58/0x13c [ 87.605081][ T5712] el0_svc+0x78/0x1d0 [ 87.605743][ T5712] el0t_64_sync_handler+0xcc/0xe4 [ 87.606618][ T5712] el0t_64_sync+0x1a0/0x1a4 [ 87.611395][ T5712] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.617342][ T5690] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.618314][ T5714] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.618667][ T5690] CPU: 1 PID: 5690 Comm: syz.3.44 Not tainted syzkaller #0 [ 87.620946][ T5714] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.622095][ T5690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.624963][ T5690] Call trace: [ 87.625530][ T5690] dump_backtrace+0x0/0x458 [ 87.626307][ T5690] show_stack+0x2c/0x3c [ 87.627028][ T5690] __dump_stack+0x30/0x40 [ 87.627747][ T5690] dump_stack_lvl+0xf4/0x15c [ 87.628593][ T5690] dump_stack+0x1c/0x5c [ 87.629252][ T5690] sysfs_create_dir_ns+0x244/0x264 [ 87.630162][ T5690] kobject_add_internal+0x5ac/0xc3c [ 87.631063][ T5690] kobject_init_and_add+0x124/0x190 [ 87.632006][ T5690] gfs2_sys_fs_add+0x200/0x41c [ 87.632756][ T5690] gfs2_fill_super+0xddc/0x1a18 [ 87.633582][ T5690] get_tree_bdev+0x358/0x544 [ 87.634389][ T5690] gfs2_get_tree+0x54/0x1b4 [ 87.635128][ T5690] vfs_get_tree+0x90/0x274 [ 87.635870][ T5690] do_new_mount+0x228/0x810 [ 87.636615][ T5690] path_mount+0x5bc/0x1008 [ 87.637341][ T5690] __arm64_sys_mount+0x514/0x5f0 [ 87.638187][ T5690] invoke_syscall+0x98/0x2b0 [ 87.638976][ T5690] el0_svc_common+0x138/0x258 [ 87.639757][ T5690] do_el0_svc+0x58/0x13c [ 87.640499][ T5690] el0_svc+0x78/0x1d0 [ 87.641130][ T5690] el0t_64_sync_handler+0xcc/0xe4 [ 87.641968][ T5690] el0t_64_sync+0x1a0/0x1a4 [ 87.643984][ T5712] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.645480][ T5690] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.648292][ T5690] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.654755][ T5695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.656011][ T5695] CPU: 0 PID: 5695 Comm: syz.2.45 Not tainted syzkaller #0 [ 87.657150][ T5695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 87.658827][ T5695] Call trace: [ 87.659394][ T5695] dump_backtrace+0x0/0x458 [ 87.660202][ T5695] show_stack+0x2c/0x3c [ 87.660941][ T5695] __dump_stack+0x30/0x40 [ 87.661717][ T5695] dump_stack_lvl+0xf4/0x15c [ 87.662510][ T5695] dump_stack+0x1c/0x5c [ 87.663219][ T5695] sysfs_create_dir_ns+0x244/0x264 [ 87.664173][ T5695] kobject_add_internal+0x5ac/0xc3c [ 87.665079][ T5695] kobject_init_and_add+0x124/0x190 [ 87.666006][ T5695] gfs2_sys_fs_add+0x200/0x41c [ 87.666829][ T5695] gfs2_fill_super+0xddc/0x1a18 [ 87.667670][ T5695] get_tree_bdev+0x358/0x544 [ 87.668461][ T5695] gfs2_get_tree+0x54/0x1b4 [ 87.669255][ T5695] vfs_get_tree+0x90/0x274 [ 87.670034][ T5695] do_new_mount+0x228/0x810 [ 87.670811][ T5695] path_mount+0x5bc/0x1008 [ 87.671558][ T5695] __arm64_sys_mount+0x514/0x5f0 [ 87.672405][ T5695] invoke_syscall+0x98/0x2b0 [ 87.673139][ T5695] el0_svc_common+0x138/0x258 [ 87.673846][ T5695] do_el0_svc+0x58/0x13c [ 87.674538][ T5695] el0_svc+0x78/0x1d0 [ 87.675186][ T5695] el0t_64_sync_handler+0xcc/0xe4 [ 87.675938][ T5695] el0t_64_sync+0x1a0/0x1a4 [ 87.683189][ T5695] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.685476][ T5695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.002130][ T5712] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.005179][ T5712] CPU: 1 PID: 5712 Comm: syz.1.46 Not tainted syzkaller #0 [ 88.006343][ T5712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.008114][ T5712] Call trace: [ 88.008698][ T5712] dump_backtrace+0x0/0x458 [ 88.009457][ T5712] show_stack+0x2c/0x3c [ 88.010198][ T5712] __dump_stack+0x30/0x40 [ 88.010958][ T5712] dump_stack_lvl+0xf4/0x15c [ 88.011749][ T5712] dump_stack+0x1c/0x5c [ 88.012445][ T5712] sysfs_create_dir_ns+0x244/0x264 [ 88.013307][ T5712] kobject_add_internal+0x5ac/0xc3c [ 88.014248][ T5712] kobject_init_and_add+0x124/0x190 [ 88.015120][ T5712] gfs2_sys_fs_add+0x200/0x41c [ 88.015897][ T5712] gfs2_fill_super+0xddc/0x1a18 [ 88.016713][ T5712] get_tree_bdev+0x358/0x544 [ 88.017496][ T5712] gfs2_get_tree+0x54/0x1b4 [ 88.018280][ T5712] vfs_get_tree+0x90/0x274 [ 88.019051][ T5712] do_new_mount+0x228/0x810 [ 88.019783][ T5712] path_mount+0x5bc/0x1008 [ 88.020556][ T5712] __arm64_sys_mount+0x514/0x5f0 [ 88.021401][ T5712] invoke_syscall+0x98/0x2b0 [ 88.022123][ T5712] el0_svc_common+0x138/0x258 [ 88.022908][ T5712] do_el0_svc+0x58/0x13c [ 88.023616][ T5712] el0_svc+0x78/0x1d0 [ 88.024273][ T5712] el0t_64_sync_handler+0xcc/0xe4 [ 88.025144][ T5712] el0t_64_sync+0x1a0/0x1a4 [ 88.034728][ T5714] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.035954][ T5714] CPU: 0 PID: 5714 Comm: syz.0.47 Not tainted syzkaller #0 [ 88.037133][ T5714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.038810][ T5714] Call trace: [ 88.039343][ T5714] dump_backtrace+0x0/0x458 [ 88.040188][ T5714] show_stack+0x2c/0x3c [ 88.040938][ T5714] __dump_stack+0x30/0x40 [ 88.041652][ T5714] dump_stack_lvl+0xf4/0x15c [ 88.042440][ T5714] dump_stack+0x1c/0x5c [ 88.043169][ T5714] sysfs_create_dir_ns+0x244/0x264 [ 88.044012][ T5714] kobject_add_internal+0x5ac/0xc3c [ 88.044892][ T5714] kobject_init_and_add+0x124/0x190 [ 88.045815][ T5714] gfs2_sys_fs_add+0x200/0x41c [ 88.046635][ T5714] gfs2_fill_super+0xddc/0x1a18 [ 88.047483][ T5714] get_tree_bdev+0x358/0x544 [ 88.048251][ T5714] gfs2_get_tree+0x54/0x1b4 [ 88.049043][ T5714] vfs_get_tree+0x90/0x274 [ 88.049798][ T5714] do_new_mount+0x228/0x810 [ 88.050604][ T5714] path_mount+0x5bc/0x1008 [ 88.051326][ T5714] __arm64_sys_mount+0x514/0x5f0 [ 88.052185][ T5714] invoke_syscall+0x98/0x2b0 [ 88.052965][ T5714] el0_svc_common+0x138/0x258 [ 88.053742][ T5714] do_el0_svc+0x58/0x13c [ 88.054464][ T5714] el0_svc+0x78/0x1d0 [ 88.055165][ T5714] el0t_64_sync_handler+0xcc/0xe4 [ 88.056067][ T5714] el0t_64_sync+0x1a0/0x1a4 [ 88.074334][ T5712] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.076526][ T5712] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.101605][ T5714] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.108946][ T5714] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.128578][ T5745] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.129709][ T5745] CPU: 0 PID: 5745 Comm: syz.2.48 Not tainted syzkaller #0 [ 88.130925][ T5745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.132733][ T5745] Call trace: [ 88.133298][ T5745] dump_backtrace+0x0/0x458 [ 88.134132][ T5745] show_stack+0x2c/0x3c [ 88.134881][ T5745] __dump_stack+0x30/0x40 [ 88.135690][ T5745] dump_stack_lvl+0xf4/0x15c [ 88.136520][ T5745] dump_stack+0x1c/0x5c [ 88.137269][ T5745] sysfs_create_dir_ns+0x244/0x264 [ 88.138110][ T5745] kobject_add_internal+0x5ac/0xc3c [ 88.139030][ T5745] kobject_init_and_add+0x124/0x190 [ 88.139970][ T5745] gfs2_sys_fs_add+0x200/0x41c [ 88.140831][ T5745] gfs2_fill_super+0xddc/0x1a18 [ 88.141658][ T5745] get_tree_bdev+0x358/0x544 [ 88.142442][ T5745] gfs2_get_tree+0x54/0x1b4 [ 88.143190][ T5745] vfs_get_tree+0x90/0x274 [ 88.143950][ T5745] do_new_mount+0x228/0x810 [ 88.144677][ T5745] path_mount+0x5bc/0x1008 [ 88.145378][ T5745] __arm64_sys_mount+0x514/0x5f0 [ 88.146203][ T5745] invoke_syscall+0x98/0x2b0 [ 88.147004][ T5745] el0_svc_common+0x138/0x258 [ 88.147808][ T5745] do_el0_svc+0x58/0x13c [ 88.148566][ T5745] el0_svc+0x78/0x1d0 [ 88.149293][ T5745] el0t_64_sync_handler+0xcc/0xe4 [ 88.150180][ T5745] el0t_64_sync+0x1a0/0x1a4 [ 88.178457][ T5748] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.179800][ T5748] CPU: 1 PID: 5748 Comm: syz.3.49 Not tainted syzkaller #0 [ 88.181048][ T5748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.182764][ T5748] Call trace: [ 88.183333][ T5748] dump_backtrace+0x0/0x458 [ 88.184142][ T5748] show_stack+0x2c/0x3c [ 88.184872][ T5748] __dump_stack+0x30/0x40 [ 88.185594][ T5748] dump_stack_lvl+0xf4/0x15c [ 88.186379][ T5748] dump_stack+0x1c/0x5c [ 88.187104][ T5748] sysfs_create_dir_ns+0x244/0x264 [ 88.188009][ T5748] kobject_add_internal+0x5ac/0xc3c [ 88.188874][ T5748] kobject_init_and_add+0x124/0x190 [ 88.189824][ T5748] gfs2_sys_fs_add+0x200/0x41c [ 88.190648][ T5748] gfs2_fill_super+0xddc/0x1a18 [ 88.191559][ T5748] get_tree_bdev+0x358/0x544 [ 88.192313][ T5748] gfs2_get_tree+0x54/0x1b4 [ 88.193086][ T5748] vfs_get_tree+0x90/0x274 [ 88.193841][ T5748] do_new_mount+0x228/0x810 [ 88.194618][ T5748] path_mount+0x5bc/0x1008 [ 88.195389][ T5748] __arm64_sys_mount+0x514/0x5f0 [ 88.196233][ T5748] invoke_syscall+0x98/0x2b0 [ 88.197037][ T5748] el0_svc_common+0x138/0x258 [ 88.197826][ T5748] do_el0_svc+0x58/0x13c [ 88.198494][ T5748] el0_svc+0x78/0x1d0 [ 88.199188][ T5748] el0t_64_sync_handler+0xcc/0xe4 [ 88.199999][ T5748] el0t_64_sync+0x1a0/0x1a4 [ 88.213688][ T5745] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.229154][ T5745] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.243481][ T5748] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.245669][ T5748] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.444263][ T5765] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.445650][ T5765] CPU: 1 PID: 5765 Comm: syz.1.50 Not tainted syzkaller #0 [ 88.446825][ T5765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.448592][ T5765] Call trace: [ 88.449102][ T5765] dump_backtrace+0x0/0x458 [ 88.449846][ T5765] show_stack+0x2c/0x3c [ 88.450526][ T5765] __dump_stack+0x30/0x40 [ 88.451182][ T5765] dump_stack_lvl+0xf4/0x15c [ 88.451944][ T5765] dump_stack+0x1c/0x5c [ 88.452644][ T5765] sysfs_create_dir_ns+0x244/0x264 [ 88.453477][ T5765] kobject_add_internal+0x5ac/0xc3c [ 88.454365][ T5765] kobject_init_and_add+0x124/0x190 [ 88.455242][ T5765] gfs2_sys_fs_add+0x200/0x41c [ 88.456092][ T5765] gfs2_fill_super+0xddc/0x1a18 [ 88.456978][ T5765] get_tree_bdev+0x358/0x544 [ 88.457810][ T5765] gfs2_get_tree+0x54/0x1b4 [ 88.458591][ T5765] vfs_get_tree+0x90/0x274 [ 88.459337][ T5765] do_new_mount+0x228/0x810 [ 88.460183][ T5765] path_mount+0x5bc/0x1008 [ 88.460956][ T5765] __arm64_sys_mount+0x514/0x5f0 [ 88.461791][ T5765] invoke_syscall+0x98/0x2b0 [ 88.462564][ T5765] el0_svc_common+0x138/0x258 [ 88.463379][ T5765] do_el0_svc+0x58/0x13c [ 88.464122][ T5765] el0_svc+0x78/0x1d0 [ 88.464798][ T5765] el0t_64_sync_handler+0xcc/0xe4 [ 88.465620][ T5765] el0t_64_sync+0x1a0/0x1a4 [ 88.499049][ T5765] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.501327][ T5765] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.545416][ T5769] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.546619][ T5769] CPU: 0 PID: 5769 Comm: syz.0.51 Not tainted syzkaller #0 [ 88.547906][ T5769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.549626][ T5769] Call trace: [ 88.550038][ T5748] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.550138][ T5769] dump_backtrace+0x0/0x458 [ 88.552115][ T5769] show_stack+0x2c/0x3c [ 88.552815][ T5769] __dump_stack+0x30/0x40 [ 88.553614][ T5769] dump_stack_lvl+0xf4/0x15c [ 88.554390][ T5769] dump_stack+0x1c/0x5c [ 88.555091][ T5769] sysfs_create_dir_ns+0x244/0x264 [ 88.555952][ T5769] kobject_add_internal+0x5ac/0xc3c [ 88.556832][ T5769] kobject_init_and_add+0x124/0x190 [ 88.557717][ T5769] gfs2_sys_fs_add+0x200/0x41c [ 88.558517][ T5769] gfs2_fill_super+0xddc/0x1a18 [ 88.559400][ T5769] get_tree_bdev+0x358/0x544 [ 88.560213][ T5769] gfs2_get_tree+0x54/0x1b4 [ 88.560924][ T5769] vfs_get_tree+0x90/0x274 [ 88.561629][ T5769] do_new_mount+0x228/0x810 [ 88.562406][ T5769] path_mount+0x5bc/0x1008 [ 88.563162][ T5769] __arm64_sys_mount+0x514/0x5f0 [ 88.564011][ T5769] invoke_syscall+0x98/0x2b0 [ 88.564791][ T5769] el0_svc_common+0x138/0x258 [ 88.565600][ T5769] do_el0_svc+0x58/0x13c [ 88.566387][ T5769] el0_svc+0x78/0x1d0 [ 88.567077][ T5769] el0t_64_sync_handler+0xcc/0xe4 [ 88.567941][ T5769] el0t_64_sync+0x1a0/0x1a4 [ 88.571903][ T5745] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.572761][ T5748] CPU: 1 PID: 5748 Comm: syz.3.49 Not tainted syzkaller #0 [ 88.574265][ T5748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.576073][ T5748] Call trace: [ 88.576659][ T5748] dump_backtrace+0x0/0x458 [ 88.577465][ T5748] show_stack+0x2c/0x3c [ 88.578183][ T5748] __dump_stack+0x30/0x40 [ 88.578933][ T5748] dump_stack_lvl+0xf4/0x15c [ 88.579679][ T5748] dump_stack+0x1c/0x5c [ 88.580390][ T5748] sysfs_create_dir_ns+0x244/0x264 [ 88.581299][ T5748] kobject_add_internal+0x5ac/0xc3c [ 88.582172][ T5748] kobject_init_and_add+0x124/0x190 [ 88.583051][ T5748] gfs2_sys_fs_add+0x200/0x41c [ 88.583921][ T5748] gfs2_fill_super+0xddc/0x1a18 [ 88.584748][ T5748] get_tree_bdev+0x358/0x544 [ 88.585537][ T5748] gfs2_get_tree+0x54/0x1b4 [ 88.586313][ T5748] vfs_get_tree+0x90/0x274 [ 88.587071][ T5748] do_new_mount+0x228/0x810 [ 88.587863][ T5748] path_mount+0x5bc/0x1008 [ 88.588615][ T5748] __arm64_sys_mount+0x514/0x5f0 [ 88.589506][ T5748] invoke_syscall+0x98/0x2b0 [ 88.590277][ T5748] el0_svc_common+0x138/0x258 [ 88.591102][ T5748] do_el0_svc+0x58/0x13c [ 88.591853][ T5748] el0_svc+0x78/0x1d0 [ 88.592548][ T5748] el0t_64_sync_handler+0xcc/0xe4 [ 88.593412][ T5748] el0t_64_sync+0x1a0/0x1a4 [ 88.597145][ T5745] CPU: 0 PID: 5745 Comm: syz.2.48 Not tainted syzkaller #0 [ 88.598349][ T5745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.599957][ T5745] Call trace: [ 88.600504][ T5745] dump_backtrace+0x0/0x458 [ 88.601271][ T5745] show_stack+0x2c/0x3c [ 88.601977][ T5745] __dump_stack+0x30/0x40 [ 88.602739][ T5745] dump_stack_lvl+0xf4/0x15c [ 88.603551][ T5745] dump_stack+0x1c/0x5c [ 88.604276][ T5745] sysfs_create_dir_ns+0x244/0x264 [ 88.605218][ T5745] kobject_add_internal+0x5ac/0xc3c [ 88.606119][ T5745] kobject_init_and_add+0x124/0x190 [ 88.607034][ T5745] gfs2_sys_fs_add+0x200/0x41c [ 88.607874][ T5745] gfs2_fill_super+0xddc/0x1a18 [ 88.608695][ T5745] get_tree_bdev+0x358/0x544 [ 88.609505][ T5745] gfs2_get_tree+0x54/0x1b4 [ 88.610267][ T5745] vfs_get_tree+0x90/0x274 [ 88.611071][ T5745] do_new_mount+0x228/0x810 [ 88.611888][ T5745] path_mount+0x5bc/0x1008 [ 88.612625][ T5745] __arm64_sys_mount+0x514/0x5f0 [ 88.613462][ T5745] invoke_syscall+0x98/0x2b0 [ 88.614240][ T5745] el0_svc_common+0x138/0x258 [ 88.614997][ T5745] do_el0_svc+0x58/0x13c [ 88.615681][ T5745] el0_svc+0x78/0x1d0 [ 88.616364][ T5745] el0t_64_sync_handler+0xcc/0xe4 [ 88.617222][ T5745] el0t_64_sync+0x1a0/0x1a4 [ 88.633758][ T5769] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.636091][ T5769] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.645092][ T5748] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.649881][ T5748] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.672012][ T5745] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.682091][ T5745] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.885508][ T5765] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.886715][ T5765] CPU: 1 PID: 5765 Comm: syz.1.50 Not tainted syzkaller #0 [ 88.887857][ T5765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.889555][ T5765] Call trace: [ 88.890110][ T5765] dump_backtrace+0x0/0x458 [ 88.890868][ T5765] show_stack+0x2c/0x3c [ 88.891580][ T5765] __dump_stack+0x30/0x40 [ 88.892319][ T5765] dump_stack_lvl+0xf4/0x15c [ 88.893132][ T5765] dump_stack+0x1c/0x5c [ 88.893823][ T5765] sysfs_create_dir_ns+0x244/0x264 [ 88.894667][ T5765] kobject_add_internal+0x5ac/0xc3c [ 88.895603][ T5765] kobject_init_and_add+0x124/0x190 [ 88.896492][ T5765] gfs2_sys_fs_add+0x200/0x41c [ 88.897285][ T5765] gfs2_fill_super+0xddc/0x1a18 [ 88.898041][ T5765] get_tree_bdev+0x358/0x544 [ 88.898810][ T5765] gfs2_get_tree+0x54/0x1b4 [ 88.899571][ T5765] vfs_get_tree+0x90/0x274 [ 88.900295][ T5765] do_new_mount+0x228/0x810 [ 88.901089][ T5765] path_mount+0x5bc/0x1008 [ 88.901871][ T5765] __arm64_sys_mount+0x514/0x5f0 [ 88.902710][ T5765] invoke_syscall+0x98/0x2b0 [ 88.903518][ T5765] el0_svc_common+0x138/0x258 [ 88.904364][ T5765] do_el0_svc+0x58/0x13c [ 88.905081][ T5765] el0_svc+0x78/0x1d0 [ 88.905751][ T5765] el0t_64_sync_handler+0xcc/0xe4 [ 88.906657][ T5765] el0t_64_sync+0x1a0/0x1a4 [ 88.946363][ T5769] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.947564][ T5769] CPU: 0 PID: 5769 Comm: syz.0.51 Not tainted syzkaller #0 [ 88.948725][ T5769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 88.950265][ T5769] Call trace: [ 88.950745][ T5769] dump_backtrace+0x0/0x458 [ 88.951492][ T5769] show_stack+0x2c/0x3c [ 88.952196][ T5769] __dump_stack+0x30/0x40 [ 88.952952][ T5769] dump_stack_lvl+0xf4/0x15c [ 88.953775][ T5769] dump_stack+0x1c/0x5c [ 88.953803][ T5765] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.954518][ T5769] sysfs_create_dir_ns+0x244/0x264 [ 88.954536][ T5769] kobject_add_internal+0x5ac/0xc3c [ 88.958393][ T5769] kobject_init_and_add+0x124/0x190 [ 88.959228][ T5769] gfs2_sys_fs_add+0x200/0x41c [ 88.959998][ T5769] gfs2_fill_super+0xddc/0x1a18 [ 88.960829][ T5769] get_tree_bdev+0x358/0x544 [ 88.961615][ T5769] gfs2_get_tree+0x54/0x1b4 [ 88.962395][ T5769] vfs_get_tree+0x90/0x274 [ 88.963042][ T5765] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.963093][ T5769] do_new_mount+0x228/0x810 [ 88.964889][ T5769] path_mount+0x5bc/0x1008 [ 88.965596][ T5769] __arm64_sys_mount+0x514/0x5f0 [ 88.966406][ T5769] invoke_syscall+0x98/0x2b0 [ 88.967143][ T5769] el0_svc_common+0x138/0x258 [ 88.967914][ T5769] do_el0_svc+0x58/0x13c [ 88.968596][ T5769] el0_svc+0x78/0x1d0 [ 88.969287][ T5769] el0t_64_sync_handler+0xcc/0xe4 [ 88.970138][ T5769] el0t_64_sync+0x1a0/0x1a4 [ 88.996205][ T5796] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.997517][ T5796] CPU: 1 PID: 5796 Comm: syz.3.52 Not tainted syzkaller #0 [ 88.998724][ T5796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.000374][ T5796] Call trace: [ 89.000927][ T5796] dump_backtrace+0x0/0x458 [ 89.001751][ T5796] show_stack+0x2c/0x3c [ 89.002495][ T5796] __dump_stack+0x30/0x40 [ 89.003241][ T5796] dump_stack_lvl+0xf4/0x15c [ 89.003999][ T5796] dump_stack+0x1c/0x5c [ 89.004737][ T5796] sysfs_create_dir_ns+0x244/0x264 [ 89.005662][ T5796] kobject_add_internal+0x5ac/0xc3c [ 89.006553][ T5796] kobject_init_and_add+0x124/0x190 [ 89.007435][ T5796] gfs2_sys_fs_add+0x200/0x41c [ 89.008241][ T5796] gfs2_fill_super+0xddc/0x1a18 [ 89.009100][ T5796] get_tree_bdev+0x358/0x544 [ 89.009855][ T5796] gfs2_get_tree+0x54/0x1b4 [ 89.010641][ T5796] vfs_get_tree+0x90/0x274 [ 89.011390][ T5796] do_new_mount+0x228/0x810 [ 89.012187][ T5796] path_mount+0x5bc/0x1008 [ 89.012975][ T5796] __arm64_sys_mount+0x514/0x5f0 [ 89.013745][ T5796] invoke_syscall+0x98/0x2b0 [ 89.014482][ T5796] el0_svc_common+0x138/0x258 [ 89.015260][ T5796] do_el0_svc+0x58/0x13c [ 89.015915][ T5796] el0_svc+0x78/0x1d0 [ 89.016598][ T5796] el0t_64_sync_handler+0xcc/0xe4 [ 89.017523][ T5796] el0t_64_sync+0x1a0/0x1a4 [ 89.024355][ T5769] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.033714][ T5769] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.059485][ T5796] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.061704][ T5796] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.125870][ T5801] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.127135][ T5801] CPU: 0 PID: 5801 Comm: syz.2.53 Not tainted syzkaller #0 [ 89.128433][ T5801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.130137][ T5801] Call trace: [ 89.130668][ T5801] dump_backtrace+0x0/0x458 [ 89.131512][ T5801] show_stack+0x2c/0x3c [ 89.132233][ T5801] __dump_stack+0x30/0x40 [ 89.132936][ T5801] dump_stack_lvl+0xf4/0x15c [ 89.133711][ T5801] dump_stack+0x1c/0x5c [ 89.134403][ T5801] sysfs_create_dir_ns+0x244/0x264 [ 89.135282][ T5801] kobject_add_internal+0x5ac/0xc3c [ 89.136224][ T5801] kobject_init_and_add+0x124/0x190 [ 89.137084][ T5801] gfs2_sys_fs_add+0x200/0x41c [ 89.137857][ T5801] gfs2_fill_super+0xddc/0x1a18 [ 89.138724][ T5801] get_tree_bdev+0x358/0x544 [ 89.139532][ T5801] gfs2_get_tree+0x54/0x1b4 [ 89.140343][ T5801] vfs_get_tree+0x90/0x274 [ 89.141109][ T5801] do_new_mount+0x228/0x810 [ 89.141831][ T5801] path_mount+0x5bc/0x1008 [ 89.142542][ T5801] __arm64_sys_mount+0x514/0x5f0 [ 89.143382][ T5801] invoke_syscall+0x98/0x2b0 [ 89.144156][ T5801] el0_svc_common+0x138/0x258 [ 89.144986][ T5801] do_el0_svc+0x58/0x13c [ 89.145793][ T5801] el0_svc+0x78/0x1d0 [ 89.146495][ T5801] el0t_64_sync_handler+0xcc/0xe4 [ 89.147358][ T5801] el0t_64_sync+0x1a0/0x1a4 [ 89.178883][ T5801] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.181091][ T5801] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.313845][ T5815] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.315180][ T5815] CPU: 1 PID: 5815 Comm: syz.1.54 Not tainted syzkaller #0 [ 89.316396][ T5815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.318135][ T5815] Call trace: [ 89.318691][ T5815] dump_backtrace+0x0/0x458 [ 89.319506][ T5815] show_stack+0x2c/0x3c [ 89.320261][ T5815] __dump_stack+0x30/0x40 [ 89.320985][ T5815] dump_stack_lvl+0xf4/0x15c [ 89.321745][ T5815] dump_stack+0x1c/0x5c [ 89.322495][ T5815] sysfs_create_dir_ns+0x244/0x264 [ 89.323448][ T5815] kobject_add_internal+0x5ac/0xc3c [ 89.324331][ T5815] kobject_init_and_add+0x124/0x190 [ 89.325252][ T5815] gfs2_sys_fs_add+0x200/0x41c [ 89.326124][ T5815] gfs2_fill_super+0xddc/0x1a18 [ 89.326945][ T5815] get_tree_bdev+0x358/0x544 [ 89.327746][ T5815] gfs2_get_tree+0x54/0x1b4 [ 89.328494][ T5815] vfs_get_tree+0x90/0x274 [ 89.329261][ T5815] do_new_mount+0x228/0x810 [ 89.330104][ T5815] path_mount+0x5bc/0x1008 [ 89.330890][ T5815] __arm64_sys_mount+0x514/0x5f0 [ 89.331705][ T5815] invoke_syscall+0x98/0x2b0 [ 89.332421][ T5815] el0_svc_common+0x138/0x258 [ 89.333190][ T5815] do_el0_svc+0x58/0x13c [ 89.333889][ T5815] el0_svc+0x78/0x1d0 [ 89.334569][ T5815] el0t_64_sync_handler+0xcc/0xe4 [ 89.335478][ T5815] el0t_64_sync+0x1a0/0x1a4 [ 89.364616][ T5815] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.366778][ T5815] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.415891][ T5796] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.417306][ T5796] CPU: 0 PID: 5796 Comm: syz.3.52 Not tainted syzkaller #0 [ 89.418512][ T5796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.420288][ T5796] Call trace: [ 89.420823][ T5796] dump_backtrace+0x0/0x458 [ 89.421624][ T5796] show_stack+0x2c/0x3c [ 89.422388][ T5796] __dump_stack+0x30/0x40 [ 89.423108][ T5796] dump_stack_lvl+0xf4/0x15c [ 89.423877][ T5796] dump_stack+0x1c/0x5c [ 89.424602][ T5796] sysfs_create_dir_ns+0x244/0x264 [ 89.425255][ T5821] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.425557][ T5796] kobject_add_internal+0x5ac/0xc3c [ 89.427630][ T5796] kobject_init_and_add+0x124/0x190 [ 89.428566][ T5796] gfs2_sys_fs_add+0x200/0x41c [ 89.429456][ T5796] gfs2_fill_super+0xddc/0x1a18 [ 89.430302][ T5796] get_tree_bdev+0x358/0x544 [ 89.431102][ T5796] gfs2_get_tree+0x54/0x1b4 [ 89.431888][ T5796] vfs_get_tree+0x90/0x274 [ 89.432660][ T5796] do_new_mount+0x228/0x810 [ 89.433414][ T5796] path_mount+0x5bc/0x1008 [ 89.434136][ T5796] __arm64_sys_mount+0x514/0x5f0 [ 89.435026][ T5796] invoke_syscall+0x98/0x2b0 [ 89.435856][ T5796] el0_svc_common+0x138/0x258 [ 89.436627][ T5796] do_el0_svc+0x58/0x13c [ 89.437299][ T5796] el0_svc+0x78/0x1d0 [ 89.437934][ T5796] el0t_64_sync_handler+0xcc/0xe4 [ 89.438716][ T5796] el0t_64_sync+0x1a0/0x1a4 [ 89.439453][ T5821] CPU: 1 PID: 5821 Comm: syz.0.55 Not tainted syzkaller #0 [ 89.440745][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.442445][ T5821] Call trace: [ 89.442991][ T5821] dump_backtrace+0x0/0x458 [ 89.443813][ T5821] show_stack+0x2c/0x3c [ 89.444563][ T5821] __dump_stack+0x30/0x40 [ 89.445316][ T5821] dump_stack_lvl+0xf4/0x15c [ 89.446083][ T5821] dump_stack+0x1c/0x5c [ 89.446822][ T5821] sysfs_create_dir_ns+0x244/0x264 [ 89.447699][ T5821] kobject_add_internal+0x5ac/0xc3c [ 89.448635][ T5821] kobject_init_and_add+0x124/0x190 [ 89.449223][ T5796] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.449505][ T5821] gfs2_sys_fs_add+0x200/0x41c [ 89.452574][ T5821] gfs2_fill_super+0xddc/0x1a18 [ 89.453404][ T5821] get_tree_bdev+0x358/0x544 [ 89.454162][ T5821] gfs2_get_tree+0x54/0x1b4 [ 89.454966][ T5821] vfs_get_tree+0x90/0x274 [ 89.455719][ T5821] do_new_mount+0x228/0x810 [ 89.456538][ T5821] path_mount+0x5bc/0x1008 [ 89.457308][ T5821] __arm64_sys_mount+0x514/0x5f0 [ 89.458126][ T5821] invoke_syscall+0x98/0x2b0 [ 89.458982][ T5821] el0_svc_common+0x138/0x258 [ 89.459781][ T5821] do_el0_svc+0x58/0x13c [ 89.460507][ T5821] el0_svc+0x78/0x1d0 [ 89.461198][ T5821] el0t_64_sync_handler+0xcc/0xe4 [ 89.461801][ T5796] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.462085][ T5821] el0t_64_sync+0x1a0/0x1a4 [ 89.464976][ T5821] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.467219][ T5821] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.478091][ T5801] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.479257][ T5801] CPU: 1 PID: 5801 Comm: syz.2.53 Not tainted syzkaller #0 [ 89.480545][ T5801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.482255][ T5801] Call trace: [ 89.482842][ T5801] dump_backtrace+0x0/0x458 [ 89.483605][ T5801] show_stack+0x2c/0x3c [ 89.484333][ T5801] __dump_stack+0x30/0x40 [ 89.485030][ T5801] dump_stack_lvl+0xf4/0x15c [ 89.485813][ T5801] dump_stack+0x1c/0x5c [ 89.486514][ T5801] sysfs_create_dir_ns+0x244/0x264 [ 89.487427][ T5801] kobject_add_internal+0x5ac/0xc3c [ 89.488304][ T5801] kobject_init_and_add+0x124/0x190 [ 89.489157][ T5801] gfs2_sys_fs_add+0x200/0x41c [ 89.489948][ T5801] gfs2_fill_super+0xddc/0x1a18 [ 89.490755][ T5801] get_tree_bdev+0x358/0x544 [ 89.491556][ T5801] gfs2_get_tree+0x54/0x1b4 [ 89.492340][ T5801] vfs_get_tree+0x90/0x274 [ 89.493129][ T5801] do_new_mount+0x228/0x810 [ 89.493951][ T5801] path_mount+0x5bc/0x1008 [ 89.494723][ T5801] __arm64_sys_mount+0x514/0x5f0 [ 89.495557][ T5801] invoke_syscall+0x98/0x2b0 [ 89.496326][ T5801] el0_svc_common+0x138/0x258 [ 89.497114][ T5801] do_el0_svc+0x58/0x13c [ 89.497849][ T5801] el0_svc+0x78/0x1d0 [ 89.498530][ T5801] el0t_64_sync_handler+0xcc/0xe4 [ 89.499355][ T5801] el0t_64_sync+0x1a0/0x1a4 [ 89.501399][ T5801] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.503869][ T5801] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:01:29 executed programs: 51 [ 89.734250][ T5845] set_capacity_and_notify: 35 callbacks suppressed [ 89.734261][ T5845] loop2: detected capacity change from 0 to 32768 [ 89.756888][ T5815] loop1: detected capacity change from 0 to 32768 [ 89.769303][ T5815] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.770505][ T5815] CPU: 1 PID: 5815 Comm: syz.1.54 Not tainted syzkaller #0 [ 89.771583][ T5815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.773135][ T5815] Call trace: [ 89.773657][ T5815] dump_backtrace+0x0/0x458 [ 89.774411][ T5815] show_stack+0x2c/0x3c [ 89.775115][ T5815] __dump_stack+0x30/0x40 [ 89.775833][ T5815] dump_stack_lvl+0xf4/0x15c [ 89.776636][ T5815] dump_stack+0x1c/0x5c [ 89.777386][ T5815] sysfs_create_dir_ns+0x244/0x264 [ 89.778259][ T5815] kobject_add_internal+0x5ac/0xc3c [ 89.779140][ T5815] kobject_init_and_add+0x124/0x190 [ 89.780035][ T5815] gfs2_sys_fs_add+0x200/0x41c [ 89.780841][ T5815] gfs2_fill_super+0xddc/0x1a18 [ 89.781653][ T5815] get_tree_bdev+0x358/0x544 [ 89.782455][ T5815] gfs2_get_tree+0x54/0x1b4 [ 89.783233][ T5815] vfs_get_tree+0x90/0x274 [ 89.783985][ T5815] do_new_mount+0x228/0x810 [ 89.784667][ T5815] path_mount+0x5bc/0x1008 [ 89.785427][ T5815] __arm64_sys_mount+0x514/0x5f0 [ 89.786311][ T5815] invoke_syscall+0x98/0x2b0 [ 89.787148][ T5815] el0_svc_common+0x138/0x258 [ 89.787944][ T5815] do_el0_svc+0x58/0x13c [ 89.788666][ T5815] el0_svc+0x78/0x1d0 [ 89.789304][ T5815] el0t_64_sync_handler+0xcc/0xe4 [ 89.790197][ T5815] el0t_64_sync+0x1a0/0x1a4 [ 89.808208][ T5845] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.809487][ T5845] CPU: 0 PID: 5845 Comm: syz.2.56 Not tainted syzkaller #0 [ 89.810676][ T5845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.812321][ T5845] Call trace: [ 89.812920][ T5845] dump_backtrace+0x0/0x458 [ 89.813721][ T5845] show_stack+0x2c/0x3c [ 89.814469][ T5845] __dump_stack+0x30/0x40 [ 89.815249][ T5845] dump_stack_lvl+0xf4/0x15c [ 89.815997][ T5845] dump_stack+0x1c/0x5c [ 89.816694][ T5845] sysfs_create_dir_ns+0x244/0x264 [ 89.817582][ T5845] kobject_add_internal+0x5ac/0xc3c [ 89.818532][ T5845] kobject_init_and_add+0x124/0x190 [ 89.819441][ T5845] gfs2_sys_fs_add+0x200/0x41c [ 89.820267][ T5845] gfs2_fill_super+0xddc/0x1a18 [ 89.821123][ T5845] get_tree_bdev+0x358/0x544 [ 89.821944][ T5845] gfs2_get_tree+0x54/0x1b4 [ 89.822711][ T5845] vfs_get_tree+0x90/0x274 [ 89.823459][ T5845] do_new_mount+0x228/0x810 [ 89.824227][ T5845] path_mount+0x5bc/0x1008 [ 89.824989][ T5845] __arm64_sys_mount+0x514/0x5f0 [ 89.825862][ T5845] invoke_syscall+0x98/0x2b0 [ 89.826677][ T5845] el0_svc_common+0x138/0x258 [ 89.827562][ T5845] do_el0_svc+0x58/0x13c [ 89.828221][ T5815] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.828281][ T5845] el0_svc+0x78/0x1d0 [ 89.830533][ T5815] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.831213][ T5845] el0t_64_sync_handler+0xcc/0xe4 [ 89.833247][ T5845] el0t_64_sync+0x1a0/0x1a4 [ 89.859397][ T5821] loop0: detected capacity change from 0 to 32768 [ 89.862829][ T5821] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.867480][ T5821] CPU: 1 PID: 5821 Comm: syz.0.55 Not tainted syzkaller #0 [ 89.868691][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.870461][ T5821] Call trace: [ 89.870981][ T5821] dump_backtrace+0x0/0x458 [ 89.871636][ T5821] show_stack+0x2c/0x3c [ 89.872291][ T5821] __dump_stack+0x30/0x40 [ 89.873015][ T5821] dump_stack_lvl+0xf4/0x15c [ 89.873728][ T5821] dump_stack+0x1c/0x5c [ 89.874428][ T5821] sysfs_create_dir_ns+0x244/0x264 [ 89.875314][ T5821] kobject_add_internal+0x5ac/0xc3c [ 89.876238][ T5821] kobject_init_and_add+0x124/0x190 [ 89.877072][ T5821] gfs2_sys_fs_add+0x200/0x41c [ 89.877980][ T5821] gfs2_fill_super+0xddc/0x1a18 [ 89.878906][ T5821] get_tree_bdev+0x358/0x544 [ 89.879719][ T5821] gfs2_get_tree+0x54/0x1b4 [ 89.880515][ T5821] vfs_get_tree+0x90/0x274 [ 89.881304][ T5821] do_new_mount+0x228/0x810 [ 89.882050][ T5821] path_mount+0x5bc/0x1008 [ 89.882850][ T5821] __arm64_sys_mount+0x514/0x5f0 [ 89.883750][ T5821] invoke_syscall+0x98/0x2b0 [ 89.884523][ T5821] el0_svc_common+0x138/0x258 [ 89.885361][ T5821] do_el0_svc+0x58/0x13c [ 89.886120][ T5821] el0_svc+0x78/0x1d0 [ 89.886763][ T5821] el0t_64_sync_handler+0xcc/0xe4 [ 89.887644][ T5821] el0t_64_sync+0x1a0/0x1a4 [ 89.892783][ T5847] loop3: detected capacity change from 0 to 32768 [ 89.904888][ T5845] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.906865][ T5845] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.913779][ T5847] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.914941][ T5847] CPU: 0 PID: 5847 Comm: syz.3.57 Not tainted syzkaller #0 [ 89.916099][ T5847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.917706][ T5847] Call trace: [ 89.918262][ T5847] dump_backtrace+0x0/0x458 [ 89.919054][ T5847] show_stack+0x2c/0x3c [ 89.919717][ T5847] __dump_stack+0x30/0x40 [ 89.920447][ T5847] dump_stack_lvl+0xf4/0x15c [ 89.921249][ T5847] dump_stack+0x1c/0x5c [ 89.921986][ T5847] sysfs_create_dir_ns+0x244/0x264 [ 89.922856][ T5847] kobject_add_internal+0x5ac/0xc3c [ 89.923748][ T5847] kobject_init_and_add+0x124/0x190 [ 89.924592][ T5847] gfs2_sys_fs_add+0x200/0x41c [ 89.925468][ T5847] gfs2_fill_super+0xddc/0x1a18 [ 89.926330][ T5847] get_tree_bdev+0x358/0x544 [ 89.927074][ T5847] gfs2_get_tree+0x54/0x1b4 [ 89.927950][ T5847] vfs_get_tree+0x90/0x274 [ 89.928694][ T5847] do_new_mount+0x228/0x810 [ 89.929308][ T5821] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.929422][ T5847] path_mount+0x5bc/0x1008 [ 89.931759][ T5821] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.932224][ T5847] __arm64_sys_mount+0x514/0x5f0 [ 89.933983][ T5847] invoke_syscall+0x98/0x2b0 [ 89.934793][ T5847] el0_svc_common+0x138/0x258 [ 89.935581][ T5847] do_el0_svc+0x58/0x13c [ 89.936311][ T5847] el0_svc+0x78/0x1d0 [ 89.937029][ T5847] el0t_64_sync_handler+0xcc/0xe4 [ 89.937874][ T5847] el0t_64_sync+0x1a0/0x1a4 [ 89.998202][ T5847] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.000520][ T5847] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.125680][ T5849] loop1: detected capacity change from 0 to 32768 [ 90.127441][ T5849] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.128562][ T5849] CPU: 1 PID: 5849 Comm: syz.1.58 Not tainted syzkaller #0 [ 90.129712][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.131300][ T5849] Call trace: [ 90.131853][ T5849] dump_backtrace+0x0/0x458 [ 90.132616][ T5849] show_stack+0x2c/0x3c [ 90.133360][ T5849] __dump_stack+0x30/0x40 [ 90.134137][ T5849] dump_stack_lvl+0xf4/0x15c [ 90.134969][ T5849] dump_stack+0x1c/0x5c [ 90.135659][ T5849] sysfs_create_dir_ns+0x244/0x264 [ 90.136576][ T5849] kobject_add_internal+0x5ac/0xc3c [ 90.137518][ T5849] kobject_init_and_add+0x124/0x190 [ 90.138482][ T5849] gfs2_sys_fs_add+0x200/0x41c [ 90.139336][ T5849] gfs2_fill_super+0xddc/0x1a18 [ 90.140190][ T5849] get_tree_bdev+0x358/0x544 [ 90.140970][ T5849] gfs2_get_tree+0x54/0x1b4 [ 90.141740][ T5849] vfs_get_tree+0x90/0x274 [ 90.142451][ T5849] do_new_mount+0x228/0x810 [ 90.143217][ T5849] path_mount+0x5bc/0x1008 [ 90.143974][ T5849] __arm64_sys_mount+0x514/0x5f0 [ 90.144807][ T5849] invoke_syscall+0x98/0x2b0 [ 90.145581][ T5849] el0_svc_common+0x138/0x258 [ 90.146374][ T5849] do_el0_svc+0x58/0x13c [ 90.147118][ T5849] el0_svc+0x78/0x1d0 [ 90.147827][ T5849] el0t_64_sync_handler+0xcc/0xe4 [ 90.148658][ T5849] el0t_64_sync+0x1a0/0x1a4 [ 90.175833][ T5845] loop2: detected capacity change from 0 to 32768 [ 90.194849][ T5849] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.197060][ T5849] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.213941][ T5845] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.215170][ T5845] CPU: 0 PID: 5845 Comm: syz.2.56 Not tainted syzkaller #0 [ 90.216492][ T5845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.218354][ T5845] Call trace: [ 90.218931][ T5845] dump_backtrace+0x0/0x458 [ 90.219763][ T5845] show_stack+0x2c/0x3c [ 90.220495][ T5845] __dump_stack+0x30/0x40 [ 90.221268][ T5845] dump_stack_lvl+0xf4/0x15c [ 90.222106][ T5845] dump_stack+0x1c/0x5c [ 90.222765][ T5845] sysfs_create_dir_ns+0x244/0x264 [ 90.223665][ T5845] kobject_add_internal+0x5ac/0xc3c [ 90.224655][ T5845] kobject_init_and_add+0x124/0x190 [ 90.224672][ T5851] loop0: detected capacity change from 0 to 32768 [ 90.225534][ T5845] gfs2_sys_fs_add+0x200/0x41c [ 90.227570][ T5845] gfs2_fill_super+0xddc/0x1a18 [ 90.228348][ T5845] get_tree_bdev+0x358/0x544 [ 90.229148][ T5845] gfs2_get_tree+0x54/0x1b4 [ 90.229941][ T5845] vfs_get_tree+0x90/0x274 [ 90.230699][ T5845] do_new_mount+0x228/0x810 [ 90.231438][ T5845] path_mount+0x5bc/0x1008 [ 90.232237][ T5845] __arm64_sys_mount+0x514/0x5f0 [ 90.233031][ T5845] invoke_syscall+0x98/0x2b0 [ 90.233827][ T5845] el0_svc_common+0x138/0x258 [ 90.234637][ T5845] do_el0_svc+0x58/0x13c [ 90.235366][ T5845] el0_svc+0x78/0x1d0 [ 90.236089][ T5845] el0t_64_sync_handler+0xcc/0xe4 [ 90.236960][ T5845] el0t_64_sync+0x1a0/0x1a4 [ 90.253652][ T5851] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.254926][ T5851] CPU: 1 PID: 5851 Comm: syz.0.59 Not tainted syzkaller #0 [ 90.256186][ T5851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.256268][ T5847] loop3: detected capacity change from 0 to 32768 [ 90.257905][ T5851] Call trace: [ 90.259550][ T5851] dump_backtrace+0x0/0x458 [ 90.259875][ T5845] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.260369][ T5851] show_stack+0x2c/0x3c [ 90.262557][ T5845] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.263180][ T5851] __dump_stack+0x30/0x40 [ 90.263199][ T5851] dump_stack_lvl+0xf4/0x15c [ 90.263206][ T5851] dump_stack+0x1c/0x5c [ 90.263211][ T5851] sysfs_create_dir_ns+0x244/0x264 [ 90.263216][ T5851] kobject_add_internal+0x5ac/0xc3c [ 90.263222][ T5851] kobject_init_and_add+0x124/0x190 [ 90.263226][ T5851] gfs2_sys_fs_add+0x200/0x41c [ 90.263230][ T5851] gfs2_fill_super+0xddc/0x1a18 [ 90.263235][ T5851] get_tree_bdev+0x358/0x544 [ 90.263240][ T5851] gfs2_get_tree+0x54/0x1b4 [ 90.263244][ T5851] vfs_get_tree+0x90/0x274 [ 90.263248][ T5851] do_new_mount+0x228/0x810 [ 90.263252][ T5851] path_mount+0x5bc/0x1008 [ 90.263256][ T5851] __arm64_sys_mount+0x514/0x5f0 [ 90.263260][ T5851] invoke_syscall+0x98/0x2b0 [ 90.263265][ T5851] el0_svc_common+0x138/0x258 [ 90.263274][ T5851] do_el0_svc+0x58/0x13c [ 90.277249][ T5851] el0_svc+0x78/0x1d0 [ 90.277927][ T5851] el0t_64_sync_handler+0xcc/0xe4 [ 90.278741][ T5851] el0t_64_sync+0x1a0/0x1a4 [ 90.288665][ T5851] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.290877][ T5851] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.294463][ T5847] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.295780][ T5847] CPU: 0 PID: 5847 Comm: syz.3.57 Not tainted syzkaller #0 [ 90.296983][ T5847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.298725][ T5847] Call trace: [ 90.299300][ T5847] dump_backtrace+0x0/0x458 [ 90.300139][ T5847] show_stack+0x2c/0x3c [ 90.300846][ T5847] __dump_stack+0x30/0x40 [ 90.301630][ T5847] dump_stack_lvl+0xf4/0x15c [ 90.302432][ T5847] dump_stack+0x1c/0x5c [ 90.303176][ T5847] sysfs_create_dir_ns+0x244/0x264 [ 90.304052][ T5847] kobject_add_internal+0x5ac/0xc3c [ 90.304960][ T5847] kobject_init_and_add+0x124/0x190 [ 90.305884][ T5847] gfs2_sys_fs_add+0x200/0x41c [ 90.306689][ T5847] gfs2_fill_super+0xddc/0x1a18 [ 90.307548][ T5847] get_tree_bdev+0x358/0x544 [ 90.308340][ T5847] gfs2_get_tree+0x54/0x1b4 [ 90.309102][ T5847] vfs_get_tree+0x90/0x274 [ 90.309867][ T5847] do_new_mount+0x228/0x810 [ 90.310656][ T5847] path_mount+0x5bc/0x1008 [ 90.311429][ T5847] __arm64_sys_mount+0x514/0x5f0 [ 90.312298][ T5847] invoke_syscall+0x98/0x2b0 [ 90.313097][ T5847] el0_svc_common+0x138/0x258 [ 90.313924][ T5847] do_el0_svc+0x58/0x13c [ 90.314614][ T5847] el0_svc+0x78/0x1d0 [ 90.315276][ T5847] el0t_64_sync_handler+0xcc/0xe4 [ 90.316174][ T5847] el0t_64_sync+0x1a0/0x1a4 [ 90.340878][ T5847] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.353668][ T5847] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.436983][ T5849] loop1: detected capacity change from 0 to 32768 [ 90.475142][ T5849] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.476531][ T5849] CPU: 0 PID: 5849 Comm: syz.1.58 Not tainted syzkaller #0 [ 90.477824][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.479566][ T5849] Call trace: [ 90.480149][ T5849] dump_backtrace+0x0/0x458 [ 90.480837][ T5849] show_stack+0x2c/0x3c [ 90.481514][ T5849] __dump_stack+0x30/0x40 [ 90.482255][ T5849] dump_stack_lvl+0xf4/0x15c [ 90.483037][ T5849] dump_stack+0x1c/0x5c [ 90.483746][ T5849] sysfs_create_dir_ns+0x244/0x264 [ 90.484641][ T5849] kobject_add_internal+0x5ac/0xc3c [ 90.485457][ T5849] kobject_init_and_add+0x124/0x190 [ 90.486421][ T5849] gfs2_sys_fs_add+0x200/0x41c [ 90.487275][ T5849] gfs2_fill_super+0xddc/0x1a18 [ 90.488100][ T5849] get_tree_bdev+0x358/0x544 [ 90.488844][ T5849] gfs2_get_tree+0x54/0x1b4 [ 90.489552][ T5849] vfs_get_tree+0x90/0x274 [ 90.490278][ T5849] do_new_mount+0x228/0x810 [ 90.491061][ T5849] path_mount+0x5bc/0x1008 [ 90.491811][ T5849] __arm64_sys_mount+0x514/0x5f0 [ 90.492641][ T5849] invoke_syscall+0x98/0x2b0 [ 90.493478][ T5849] el0_svc_common+0x138/0x258 [ 90.494355][ T5849] do_el0_svc+0x58/0x13c [ 90.495115][ T5849] el0_svc+0x78/0x1d0 [ 90.495795][ T5849] el0t_64_sync_handler+0xcc/0xe4 [ 90.496596][ T5849] el0t_64_sync+0x1a0/0x1a4 [ 90.541327][ T5851] loop0: detected capacity change from 0 to 32768 [ 90.543161][ T5849] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.545818][ T5849] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.581293][ T5851] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.582555][ T5851] CPU: 1 PID: 5851 Comm: syz.0.59 Not tainted syzkaller #0 [ 90.583748][ T5851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.585492][ T5851] Call trace: [ 90.586113][ T5851] dump_backtrace+0x0/0x458 [ 90.586866][ T5851] show_stack+0x2c/0x3c [ 90.587593][ T5851] __dump_stack+0x30/0x40 [ 90.588319][ T5851] dump_stack_lvl+0xf4/0x15c [ 90.589061][ T5851] dump_stack+0x1c/0x5c [ 90.589730][ T5851] sysfs_create_dir_ns+0x244/0x264 [ 90.590584][ T5851] kobject_add_internal+0x5ac/0xc3c [ 90.591503][ T5851] kobject_init_and_add+0x124/0x190 [ 90.592343][ T5851] gfs2_sys_fs_add+0x200/0x41c [ 90.593067][ T5851] gfs2_fill_super+0xddc/0x1a18 [ 90.593886][ T5851] get_tree_bdev+0x358/0x544 [ 90.594651][ T5851] gfs2_get_tree+0x54/0x1b4 [ 90.595337][ T5851] vfs_get_tree+0x90/0x274 [ 90.596034][ T5851] do_new_mount+0x228/0x810 [ 90.596761][ T5851] path_mount+0x5bc/0x1008 [ 90.597517][ T5851] __arm64_sys_mount+0x514/0x5f0 [ 90.598333][ T5851] invoke_syscall+0x98/0x2b0 [ 90.599082][ T5851] el0_svc_common+0x138/0x258 [ 90.599888][ T5851] do_el0_svc+0x58/0x13c [ 90.600665][ T5851] el0_svc+0x78/0x1d0 [ 90.601337][ T5851] el0t_64_sync_handler+0xcc/0xe4 [ 90.602209][ T5851] el0t_64_sync+0x1a0/0x1a4 [ 90.630882][ T5851] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.635274][ T5851] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.647953][ T5856] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.649291][ T5856] CPU: 0 PID: 5856 Comm: syz.2.61 Not tainted syzkaller #0 [ 90.650463][ T5856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.652257][ T5856] Call trace: [ 90.652878][ T5856] dump_backtrace+0x0/0x458 [ 90.653692][ T5856] show_stack+0x2c/0x3c [ 90.654414][ T5856] __dump_stack+0x30/0x40 [ 90.655188][ T5856] dump_stack_lvl+0xf4/0x15c [ 90.656065][ T5856] dump_stack+0x1c/0x5c [ 90.656796][ T5856] sysfs_create_dir_ns+0x244/0x264 [ 90.657698][ T5856] kobject_add_internal+0x5ac/0xc3c [ 90.658597][ T5856] kobject_init_and_add+0x124/0x190 [ 90.659478][ T5856] gfs2_sys_fs_add+0x200/0x41c [ 90.660237][ T5856] gfs2_fill_super+0xddc/0x1a18 [ 90.661011][ T5856] get_tree_bdev+0x358/0x544 [ 90.661783][ T5856] gfs2_get_tree+0x54/0x1b4 [ 90.662579][ T5856] vfs_get_tree+0x90/0x274 [ 90.663326][ T5856] do_new_mount+0x228/0x810 [ 90.664114][ T5856] path_mount+0x5bc/0x1008 [ 90.664866][ T5856] __arm64_sys_mount+0x514/0x5f0 [ 90.665711][ T5856] invoke_syscall+0x98/0x2b0 [ 90.666457][ T5856] el0_svc_common+0x138/0x258 [ 90.667224][ T5856] do_el0_svc+0x58/0x13c [ 90.667974][ T5856] el0_svc+0x78/0x1d0 [ 90.668660][ T5856] el0t_64_sync_handler+0xcc/0xe4 [ 90.669556][ T5856] el0t_64_sync+0x1a0/0x1a4 [ 90.675892][ T5854] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.677099][ T5854] CPU: 1 PID: 5854 Comm: syz.3.60 Not tainted syzkaller #0 [ 90.678350][ T5854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 90.680116][ T5854] Call trace: [ 90.680690][ T5854] dump_backtrace+0x0/0x458 [ 90.681496][ T5854] show_stack+0x2c/0x3c [ 90.682216][ T5854] __dump_stack+0x30/0x40 [ 90.682917][ T5854] dump_stack_lvl+0xf4/0x15c [ 90.683724][ T5854] dump_stack+0x1c/0x5c [ 90.684404][ T5854] sysfs_create_dir_ns+0x244/0x264 [ 90.685327][ T5854] kobject_add_internal+0x5ac/0xc3c [ 90.686182][ T5854] kobject_init_and_add+0x124/0x190 [ 90.687113][ T5854] gfs2_sys_fs_add+0x200/0x41c [ 90.688006][ T5854] gfs2_fill_super+0xddc/0x1a18 [ 90.688902][ T5854] get_tree_bdev+0x358/0x544 [ 90.689674][ T5854] gfs2_get_tree+0x54/0x1b4 [ 90.690382][ T5854] vfs_get_tree+0x90/0x274 [ 90.691089][ T5854] do_new_mount+0x228/0x810 [ 90.691839][ T5854] path_mount+0x5bc/0x1008 [ 90.692599][ T5854] __arm64_sys_mount+0x514/0x5f0 [ 90.693466][ T5854] invoke_syscall+0x98/0x2b0 [ 90.694285][ T5854] el0_svc_common+0x138/0x258 [ 90.695139][ T5854] do_el0_svc+0x58/0x13c [ 90.695883][ T5854] el0_svc+0x78/0x1d0 [ 90.696584][ T5854] el0t_64_sync_handler+0xcc/0xe4 [ 90.697512][ T5854] el0t_64_sync+0x1a0/0x1a4 [ 90.700275][ T5856] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.702366][ T5856] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.731895][ T5854] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.734330][ T5854] gfs2: fsid=syz:syz: error -17 adding sysfs files