Warning: Permanently added '10.128.1.208' (ED25519) to the list of known hosts. 1970/01/01 00:00:56 parsed 1 programs [ 57.386037][ T4705] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 61.515448][ T1715] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.516696][ T1715] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.522754][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 61.544259][ T1715] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.546171][ T1715] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.547461][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.838818][ T4761] chnl_net:caif_netlink_parms(): no params data found [ 61.859425][ T4761] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.860546][ T4761] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.861894][ T4761] device bridge_slave_0 entered promiscuous mode [ 61.863929][ T4761] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.865529][ T4761] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.866927][ T4761] device bridge_slave_1 entered promiscuous mode [ 61.876567][ T4761] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.880032][ T4761] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.887996][ T4761] team0: Port device team_slave_0 added [ 61.889955][ T4761] team0: Port device team_slave_1 added [ 61.897078][ T4761] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.898157][ T4761] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.901749][ T4761] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.903954][ T4761] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.905631][ T4761] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.909395][ T4761] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.946105][ T4761] device hsr_slave_0 entered promiscuous mode [ 61.985021][ T4761] device hsr_slave_1 entered promiscuous mode [ 62.605669][ T4761] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.646108][ T4761] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.685548][ T4761] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.726072][ T4761] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.800635][ T4761] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.804393][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.805889][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.810374][ T4761] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.813009][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.814516][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.816463][ T228] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.817484][ T228] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.819097][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.821887][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.823450][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.826080][ T228] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.827149][ T228] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.833428][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.836363][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.838306][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.840235][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.847417][ T4761] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.848979][ T4761] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.852535][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.853973][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.857239][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.858726][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.860235][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.862170][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.863615][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.866694][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.913504][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.914721][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.919186][ T4761] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.925330][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.926968][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.932928][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.934380][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.948360][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.950248][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.951989][ T4761] device veth0_vlan entered promiscuous mode [ 62.955829][ T4761] device veth1_vlan entered promiscuous mode [ 62.969483][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.971101][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.972405][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.973826][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.976299][ T4761] device veth0_macvtap entered promiscuous mode [ 62.978663][ T4761] device veth1_macvtap entered promiscuous mode [ 62.986713][ T4761] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.988013][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.989902][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 62.991289][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.992868][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.996759][ T4761] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.997948][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.999671][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.002454][ T4761] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.003714][ T4761] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.005760][ T4761] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.007242][ T4761] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:03 executed programs: 0 [ 63.161933][ T4908] chnl_net:caif_netlink_parms(): no params data found [ 63.290744][ T4908] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.291889][ T4908] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.293406][ T4908] device bridge_slave_0 entered promiscuous mode [ 63.303254][ T4908] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.304448][ T4908] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.307511][ T4908] device bridge_slave_1 entered promiscuous mode [ 63.347269][ T4908] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.349777][ T4908] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.402344][ T4908] team0: Port device team_slave_0 added [ 63.412000][ T4918] chnl_net:caif_netlink_parms(): no params data found [ 63.420828][ T4908] team0: Port device team_slave_1 added [ 63.442262][ T4908] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.443371][ T4908] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.447935][ T4908] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.450323][ T4908] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.451437][ T4908] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.455678][ T4908] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.507191][ T4917] chnl_net:caif_netlink_parms(): no params data found [ 63.527105][ T4918] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.528350][ T4918] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.529871][ T4918] device bridge_slave_0 entered promiscuous mode [ 63.554328][ T4918] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.558527][ T4918] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.560545][ T4918] device bridge_slave_1 entered promiscuous mode [ 63.596025][ T4908] device hsr_slave_0 entered promiscuous mode [ 63.625156][ T4908] device hsr_slave_1 entered promiscuous mode [ 63.674937][ T4908] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.676260][ T4908] Cannot create hsr debugfs directory [ 63.698692][ T4922] chnl_net:caif_netlink_parms(): no params data found [ 63.719319][ T4918] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.722486][ T4918] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.730644][ T4917] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.731914][ T4917] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.733435][ T4917] device bridge_slave_0 entered promiscuous mode [ 63.736845][ T4939] chnl_net:caif_netlink_parms(): no params data found [ 63.765441][ T4917] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.766642][ T4917] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.768292][ T4917] device bridge_slave_1 entered promiscuous mode [ 63.770996][ T4918] team0: Port device team_slave_0 added [ 63.791749][ T4918] team0: Port device team_slave_1 added [ 63.800334][ T4922] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.801565][ T4922] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.803133][ T4922] device bridge_slave_0 entered promiscuous mode [ 63.825282][ T4918] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.826480][ T4918] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.830488][ T4918] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.832650][ T4918] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.833719][ T4918] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.837502][ T4918] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.839352][ T4922] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.840340][ T4922] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.841737][ T4922] device bridge_slave_1 entered promiscuous mode [ 63.848699][ T4917] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.860320][ T4908] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.867361][ T4917] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.871593][ T4939] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.872758][ T4939] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.874363][ T4939] device bridge_slave_0 entered promiscuous mode [ 63.876851][ T4939] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.877904][ T4939] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.879365][ T4939] device bridge_slave_1 entered promiscuous mode [ 63.882463][ T4922] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.897782][ T4922] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.911926][ T4917] team0: Port device team_slave_0 added [ 63.914075][ T4917] team0: Port device team_slave_1 added [ 63.936299][ T4918] device hsr_slave_0 entered promiscuous mode [ 63.985237][ T4918] device hsr_slave_1 entered promiscuous mode [ 64.008375][ T4918] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.009486][ T4918] Cannot create hsr debugfs directory [ 64.015851][ T4922] team0: Port device team_slave_0 added [ 64.018141][ T4922] team0: Port device team_slave_1 added [ 64.041258][ T4939] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.048769][ T4917] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.049839][ T4917] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.053456][ T4917] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.067024][ T4939] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.080726][ T4922] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.081734][ T4922] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.086120][ T4922] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.091099][ T4917] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.092065][ T4917] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.100242][ T4917] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.107041][ T4939] team0: Port device team_slave_0 added [ 64.109934][ T4922] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.110996][ T4922] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.118706][ T4922] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.125927][ T4939] team0: Port device team_slave_1 added [ 64.134329][ T4939] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.139216][ T4939] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.142921][ T4939] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.169743][ T4939] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.170717][ T4939] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.174338][ T4939] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.226526][ T4922] device hsr_slave_0 entered promiscuous mode [ 64.258620][ T4922] device hsr_slave_1 entered promiscuous mode [ 64.284827][ T4922] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.285994][ T4922] Cannot create hsr debugfs directory [ 64.329644][ T4917] device hsr_slave_0 entered promiscuous mode [ 64.365117][ T4917] device hsr_slave_1 entered promiscuous mode [ 64.414949][ T4917] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.416093][ T4917] Cannot create hsr debugfs directory [ 64.471158][ T4939] device hsr_slave_0 entered promiscuous mode [ 64.489118][ T4939] device hsr_slave_1 entered promiscuous mode [ 64.525050][ T4939] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.526229][ T4939] Cannot create hsr debugfs directory [ 65.155379][ T4141] Bluetooth: hci0: command 0x0409 tx timeout [ 65.315048][ T4141] Bluetooth: hci4: command 0x0409 tx timeout [ 65.316308][ T4141] Bluetooth: hci1: command 0x0409 tx timeout [ 65.317304][ T4141] Bluetooth: hci3: command 0x0409 tx timeout [ 65.318267][ T4141] Bluetooth: hci2: command 0x0409 tx timeout [ 66.023106][ T4908] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.234912][ T4162] Bluetooth: hci0: command 0x041b tx timeout [ 67.384941][ T4161] Bluetooth: hci2: command 0x041b tx timeout [ 67.386097][ T4161] Bluetooth: hci3: command 0x041b tx timeout [ 67.387100][ T4161] Bluetooth: hci1: command 0x041b tx timeout [ 67.388067][ T4161] Bluetooth: hci4: command 0x041b tx timeout [ 68.388089][ T4908] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.449184][ T4908] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.063225][ T4917] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 69.089503][ T4917] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 69.138171][ T4917] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 69.186266][ T4917] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 69.216813][ T4939] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.259541][ T4939] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.306943][ T1970] Bluetooth: hci0: command 0x040f tx timeout [ 69.317921][ T4939] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.346286][ T4939] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.381761][ T4908] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.426473][ T4908] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.464860][ T4086] Bluetooth: hci4: command 0x040f tx timeout [ 69.465877][ T4086] Bluetooth: hci1: command 0x040f tx timeout [ 69.466882][ T4086] Bluetooth: hci3: command 0x040f tx timeout [ 69.467870][ T4086] Bluetooth: hci2: command 0x040f tx timeout [ 69.485009][ T4908] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.528873][ T4917] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.540064][ T4918] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.565888][ T4908] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.619564][ T4918] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.626334][ T2066] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.627477][ T2066] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.636132][ T1540] cfg80211: failed to load regulatory.db [ 69.670157][ T4917] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.685794][ T4922] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.732355][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.733891][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.735673][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.737238][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.738554][ T1648] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.739634][ T1648] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.742213][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.743719][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.750418][ T1648] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.751508][ T1648] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.761279][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.763054][ T4918] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.831653][ T4922] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.866209][ T4922] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.938683][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.940814][ T4918] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.976677][ T1648] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.986335][ T4922] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 70.023904][ T4939] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.077007][ T4917] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.078575][ T4917] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.091480][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.093402][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.096035][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.097519][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.099128][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.100621][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.102040][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.103490][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.105907][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.107407][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.116009][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.117442][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.119820][ T4939] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.122675][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.124111][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.128422][ T228] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.129516][ T228] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.145128][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.160915][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.162656][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.164039][ T1715] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.165180][ T1715] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.199235][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.200924][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.202519][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.204242][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.215071][ T4918] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.225512][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.227070][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.228732][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.230139][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.231490][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.241203][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.242716][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.254310][ T4939] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.273864][ T4917] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.277035][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.278261][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.281744][ T4908] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.298363][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.299842][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.303464][ T4918] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.320152][ T4908] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.323756][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.325317][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.326708][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.328253][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.329577][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.330706][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.338929][ T4922] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.340544][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.342009][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.343519][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.358454][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.360022][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.361434][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.362513][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.363760][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.369989][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.371380][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.372476][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.373805][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.391903][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.393257][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.394764][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.397023][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.398009][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.399281][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.401301][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.402979][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.406207][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.407840][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.409431][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.410929][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.412398][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.413695][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.416156][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.417528][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.424438][ T4918] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.427528][ T4918] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.431231][ T4908] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.441465][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.442984][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.445589][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.447163][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.457327][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.458861][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.460373][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.463426][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.465866][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.470624][ T4922] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.482676][ T4939] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.486415][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.487976][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.489345][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.493446][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.496063][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.497509][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.498867][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.500031][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.505839][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.511631][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.512981][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.514027][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.516881][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.518534][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.520046][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.525745][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.526926][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.528081][ T4917] device veth0_vlan entered promiscuous mode [ 70.532428][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.536571][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.547637][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.550247][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.554185][ T4917] device veth1_vlan entered promiscuous mode [ 70.563962][ T4922] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.577799][ T4922] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.581764][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.583258][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.585811][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.587359][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.588896][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.591873][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.594435][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.596637][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.598160][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.609000][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.610818][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.622145][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.623363][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.630755][ T148] device hsr_slave_0 left promiscuous mode [ 70.668661][ T148] device hsr_slave_1 left promiscuous mode [ 70.755903][ T148] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.757207][ T148] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.758726][ T148] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.759750][ T148] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.760995][ T148] device bridge_slave_1 left promiscuous mode [ 70.761900][ T148] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.795465][ T148] device bridge_slave_0 left promiscuous mode [ 70.796501][ T148] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.924940][ T148] device veth1_macvtap left promiscuous mode [ 70.926019][ T148] device veth0_macvtap left promiscuous mode [ 70.926895][ T148] device veth1_vlan left promiscuous mode [ 70.927819][ T148] device veth0_vlan left promiscuous mode [ 71.023866][ T148] team0 (unregistering): Port device team_slave_1 removed [ 71.030200][ T148] team0 (unregistering): Port device team_slave_0 removed [ 71.034089][ T148] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 71.078278][ T148] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 71.189462][ T148] bond0 (unregistering): Released all slaves [ 71.262829][ T4917] device veth0_macvtap entered promiscuous mode [ 71.266962][ T4908] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.281773][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.283467][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.285065][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.286517][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.288084][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.289655][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.297444][ T4908] device veth0_vlan entered promiscuous mode [ 71.301521][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.303080][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.305171][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.306422][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.325663][ T4917] device veth1_macvtap entered promiscuous mode [ 71.332092][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.333766][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.340638][ T4908] device veth1_vlan entered promiscuous mode [ 71.343500][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.345267][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.346478][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.351213][ T4918] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.359389][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.360915][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.362330][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.363566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.365408][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.367457][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.372571][ T4922] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.377973][ T4939] device veth0_vlan entered promiscuous mode [ 71.390045][ T4215] Bluetooth: hci0: command 0x0419 tx timeout [ 71.403893][ T4917] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.409718][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.411161][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.412804][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.414167][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.417331][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.423210][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.424942][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.430376][ T4939] device veth1_vlan entered promiscuous mode [ 71.436232][ T4908] device veth0_macvtap entered promiscuous mode [ 71.440328][ T4917] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.441348][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.443026][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.444557][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.450234][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.461994][ T4908] device veth1_macvtap entered promiscuous mode [ 71.463392][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.465028][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.466397][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.467873][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.469364][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.470860][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.484575][ T4917] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.486645][ T4917] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.487852][ T4917] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.489110][ T4917] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.491209][ T4918] device veth0_vlan entered promiscuous mode [ 71.493769][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.495393][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.499900][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.501426][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.505815][ T4922] device veth0_vlan entered promiscuous mode [ 71.508412][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.509901][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.517244][ T4918] device veth1_vlan entered promiscuous mode [ 71.527965][ T4908] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.529618][ T4908] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.531990][ T4908] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.537761][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.539318][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.540707][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.542246][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.543752][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.548879][ T4215] Bluetooth: hci2: command 0x0419 tx timeout [ 71.549930][ T4215] Bluetooth: hci3: command 0x0419 tx timeout [ 71.550873][ T4215] Bluetooth: hci1: command 0x0419 tx timeout [ 71.551747][ T4215] Bluetooth: hci4: command 0x0419 tx timeout [ 71.554078][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.559471][ T4908] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.561038][ T4908] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.563106][ T4908] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.577380][ T4922] device veth1_vlan entered promiscuous mode [ 71.582073][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.583631][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.588564][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.594464][ T4908] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.597135][ T4908] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.598392][ T4908] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.599596][ T4908] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.602783][ T4939] device veth0_macvtap entered promiscuous mode [ 71.630750][ T4939] device veth1_macvtap entered promiscuous mode [ 71.632225][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.633886][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.635485][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.637028][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.639267][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.663676][ T4918] device veth0_macvtap entered promiscuous mode [ 71.669378][ T4918] device veth1_macvtap entered promiscuous mode [ 71.711268][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.712874][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.714263][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.716938][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.719700][ T4922] device veth0_macvtap entered promiscuous mode [ 71.728810][ T4939] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.730557][ T4939] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.732044][ T4939] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.733577][ T4939] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.736179][ T4939] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.742675][ T4922] device veth1_macvtap entered promiscuous mode [ 71.744200][ T1715] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.745828][ T1715] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.748173][ T4939] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.749799][ T4939] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.751174][ T4939] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.752598][ T4939] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.759757][ T4939] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.761233][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.762768][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.764200][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.767166][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.768757][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.770282][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.771697][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.773994][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.776240][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.777721][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.779271][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.780616][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.782044][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.784315][ T4918] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.786159][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.787281][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.793619][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.795746][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.797547][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.810860][ T4939] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.812207][ T4939] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.813522][ T4939] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.814685][ T4939] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.818528][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.819685][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.826164][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.827745][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.829232][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.831196][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.832651][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.834282][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.836285][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.837843][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.840655][ T4922] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.842528][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.843719][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.843718][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.846306][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.848159][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.849777][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.851223][ T4918] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.852713][ T4918] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.858902][ T4918] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.860225][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.861581][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.863110][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.864524][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.867171][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.868726][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:01:11 executed programs: 10 [ 71.927995][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.929619][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.930965][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.945227][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.946937][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.948401][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.949821][ T4922] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.951238][ T4922] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.974282][ T4922] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.065495][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.067208][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.073248][ T4918] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.074635][ T4918] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.079308][ T4918] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.080608][ T4918] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.127811][ T5461] loop1: detected capacity change from 0 to 32768 [ 72.173425][ T5459] loop0: detected capacity change from 0 to 32768 [ 72.179007][ T5461] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 72.180271][ T5461] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 72.193836][ T4922] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.197986][ T4922] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.199326][ T4922] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.208621][ T4922] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.219997][ T5459] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.221308][ T5459] CPU: 1 PID: 5459 Comm: syz.0.15 Not tainted syzkaller #0 [ 72.222321][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.223785][ T5459] Call trace: [ 72.224298][ T5459] dump_backtrace+0x0/0x458 [ 72.224941][ T5459] show_stack+0x2c/0x3c [ 72.225508][ T5459] __dump_stack+0x30/0x40 [ 72.226177][ T5459] dump_stack_lvl+0xf4/0x15c [ 72.226901][ T5459] dump_stack+0x1c/0x5c [ 72.227532][ T5459] sysfs_create_dir_ns+0x244/0x264 [ 72.228288][ T5459] kobject_add_internal+0x5ac/0xc3c [ 72.229078][ T5459] kobject_init_and_add+0x124/0x190 [ 72.229813][ T5459] gfs2_sys_fs_add+0x200/0x41c [ 72.230527][ T5459] gfs2_fill_super+0xddc/0x1a18 [ 72.231274][ T5459] get_tree_bdev+0x358/0x544 [ 72.231947][ T5459] gfs2_get_tree+0x54/0x1b4 [ 72.232632][ T5459] vfs_get_tree+0x90/0x274 [ 72.233260][ T5459] do_new_mount+0x228/0x810 [ 72.233892][ T5459] path_mount+0x5bc/0x1008 [ 72.234519][ T5459] __arm64_sys_mount+0x514/0x5f0 [ 72.235233][ T5459] invoke_syscall+0x98/0x2b0 [ 72.235900][ T5459] el0_svc_common+0x138/0x258 [ 72.236605][ T5459] do_el0_svc+0x58/0x13c [ 72.237192][ T5459] el0_svc+0x78/0x1d0 [ 72.237827][ T5459] el0t_64_sync_handler+0xcc/0xe4 [ 72.238556][ T5459] el0t_64_sync+0x1a0/0x1a4 [ 72.257462][ T5461] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 72.305110][ T5459] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.307276][ T5459] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.315341][ T5461] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 72.418287][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.419648][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.421007][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.438783][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.440101][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.441477][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.528986][ T1715] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.530288][ T1715] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.531496][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.549185][ T228] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.550458][ T228] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.551700][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.555769][ T1715] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.557006][ T1715] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.558240][ T1715] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.606972][ T228] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.608155][ T228] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.609317][ T228] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.854636][ T5459] loop0: detected capacity change from 0 to 32768 [ 72.937320][ T5459] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.938512][ T5459] CPU: 0 PID: 5459 Comm: syz.0.15 Not tainted syzkaller #0 [ 72.939638][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.941071][ T5459] Call trace: [ 72.941507][ T5459] dump_backtrace+0x0/0x458 [ 72.942162][ T5459] show_stack+0x2c/0x3c [ 72.942718][ T5459] __dump_stack+0x30/0x40 [ 72.943386][ T5459] dump_stack_lvl+0xf4/0x15c [ 72.944034][ T5459] dump_stack+0x1c/0x5c [ 72.944627][ T5459] sysfs_create_dir_ns+0x244/0x264 [ 72.945361][ T5459] kobject_add_internal+0x5ac/0xc3c [ 72.946125][ T5459] kobject_init_and_add+0x124/0x190 [ 72.947064][ T5459] gfs2_sys_fs_add+0x200/0x41c [ 72.947866][ T5459] gfs2_fill_super+0xddc/0x1a18 [ 72.948611][ T5459] get_tree_bdev+0x358/0x544 [ 72.949306][ T5459] gfs2_get_tree+0x54/0x1b4 [ 72.949955][ T5459] vfs_get_tree+0x90/0x274 [ 72.950629][ T5459] do_new_mount+0x228/0x810 [ 72.951315][ T5459] path_mount+0x5bc/0x1008 [ 72.951979][ T5459] __arm64_sys_mount+0x514/0x5f0 [ 72.952699][ T5459] invoke_syscall+0x98/0x2b0 [ 72.953366][ T5459] el0_svc_common+0x138/0x258 [ 72.954055][ T5459] do_el0_svc+0x58/0x13c [ 72.954645][ T5459] el0_svc+0x78/0x1d0 [ 72.955195][ T5459] el0t_64_sync_handler+0xcc/0xe4 [ 72.955931][ T5459] el0t_64_sync+0x1a0/0x1a4 [ 73.022607][ T5459] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.024582][ T5459] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.148263][ T5500] loop2: detected capacity change from 0 to 32768 [ 73.195636][ T5500] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 73.196948][ T5500] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 73.213064][ T5498] loop4: detected capacity change from 0 to 32768 [ 73.220583][ T5500] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 73.240716][ T5506] loop3: detected capacity change from 0 to 32768 [ 73.268156][ T5498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.269378][ T5498] CPU: 1 PID: 5498 Comm: syz.4.19 Not tainted syzkaller #0 [ 73.270413][ T5498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.271772][ T5498] Call trace: [ 73.272261][ T5498] dump_backtrace+0x0/0x458 [ 73.272889][ T5498] show_stack+0x2c/0x3c [ 73.273511][ T5498] __dump_stack+0x30/0x40 [ 73.274105][ T5498] dump_stack_lvl+0xf4/0x15c [ 73.274783][ T5498] dump_stack+0x1c/0x5c [ 73.274826][ T5506] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.275383][ T5498] sysfs_create_dir_ns+0x244/0x264 [ 73.277257][ T5498] kobject_add_internal+0x5ac/0xc3c [ 73.278064][ T5498] kobject_init_and_add+0x124/0x190 [ 73.278780][ T5498] gfs2_sys_fs_add+0x200/0x41c [ 73.279471][ T5498] gfs2_fill_super+0xddc/0x1a18 [ 73.280169][ T5498] get_tree_bdev+0x358/0x544 [ 73.280837][ T5498] gfs2_get_tree+0x54/0x1b4 [ 73.281448][ T5498] vfs_get_tree+0x90/0x274 [ 73.282087][ T5498] do_new_mount+0x228/0x810 [ 73.282713][ T5498] path_mount+0x5bc/0x1008 [ 73.283332][ T5498] __arm64_sys_mount+0x514/0x5f0 [ 73.283985][ T5498] invoke_syscall+0x98/0x2b0 [ 73.284649][ T5498] el0_svc_common+0x138/0x258 [ 73.285334][ T5498] do_el0_svc+0x58/0x13c [ 73.285986][ T5498] el0_svc+0x78/0x1d0 [ 73.286604][ T5498] el0t_64_sync_handler+0xcc/0xe4 [ 73.287303][ T5498] el0t_64_sync+0x1a0/0x1a4 [ 73.328241][ T5506] CPU: 0 PID: 5506 Comm: syz.3.18 Not tainted syzkaller #0 [ 73.329377][ T5506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.330848][ T5506] Call trace: [ 73.331368][ T5506] dump_backtrace+0x0/0x458 [ 73.332057][ T5506] show_stack+0x2c/0x3c [ 73.332677][ T5506] __dump_stack+0x30/0x40 [ 73.333333][ T5506] dump_stack_lvl+0xf4/0x15c [ 73.333982][ T5506] dump_stack+0x1c/0x5c [ 73.334530][ T5506] sysfs_create_dir_ns+0x244/0x264 [ 73.335314][ T5506] kobject_add_internal+0x5ac/0xc3c [ 73.336111][ T5506] kobject_init_and_add+0x124/0x190 [ 73.336892][ T5506] gfs2_sys_fs_add+0x200/0x41c [ 73.337589][ T5506] gfs2_fill_super+0xddc/0x1a18 [ 73.338294][ T5506] get_tree_bdev+0x358/0x544 [ 73.339029][ T5506] gfs2_get_tree+0x54/0x1b4 [ 73.339680][ T5506] vfs_get_tree+0x90/0x274 [ 73.340325][ T5506] do_new_mount+0x228/0x810 [ 73.340996][ T5506] path_mount+0x5bc/0x1008 [ 73.341681][ T5506] __arm64_sys_mount+0x514/0x5f0 [ 73.342477][ T5506] invoke_syscall+0x98/0x2b0 [ 73.343133][ T5506] el0_svc_common+0x138/0x258 [ 73.343670][ T5498] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.343776][ T5506] do_el0_svc+0x58/0x13c [ 73.346177][ T5506] el0_svc+0x78/0x1d0 [ 73.346786][ T5506] el0t_64_sync_handler+0xcc/0xe4 [ 73.347459][ T5506] el0t_64_sync+0x1a0/0x1a4 [ 73.351438][ T5498] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.355783][ T5500] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 73.410192][ T5506] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.412252][ T5506] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.656234][ T5519] loop0: detected capacity change from 0 to 32768 [ 73.662893][ T5520] loop1: detected capacity change from 0 to 32768 [ 73.736575][ T5520] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.737747][ T5520] CPU: 1 PID: 5520 Comm: syz.1.20 Not tainted syzkaller #0 [ 73.738894][ T5520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.740355][ T5520] Call trace: [ 73.740859][ T5520] dump_backtrace+0x0/0x458 [ 73.741494][ T5520] show_stack+0x2c/0x3c [ 73.742187][ T5520] __dump_stack+0x30/0x40 [ 73.742772][ T5520] dump_stack_lvl+0xf4/0x15c [ 73.743363][ T5520] dump_stack+0x1c/0x5c [ 73.743981][ T5520] sysfs_create_dir_ns+0x244/0x264 [ 73.744054][ T5519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.744698][ T5520] kobject_add_internal+0x5ac/0xc3c [ 73.746636][ T5520] kobject_init_and_add+0x124/0x190 [ 73.747354][ T5520] gfs2_sys_fs_add+0x200/0x41c [ 73.748010][ T5520] gfs2_fill_super+0xddc/0x1a18 [ 73.748668][ T5520] get_tree_bdev+0x358/0x544 [ 73.749356][ T5520] gfs2_get_tree+0x54/0x1b4 [ 73.750032][ T5520] vfs_get_tree+0x90/0x274 [ 73.750635][ T5520] do_new_mount+0x228/0x810 [ 73.751364][ T5520] path_mount+0x5bc/0x1008 [ 73.751978][ T5520] __arm64_sys_mount+0x514/0x5f0 [ 73.752650][ T5520] invoke_syscall+0x98/0x2b0 [ 73.753302][ T5520] el0_svc_common+0x138/0x258 [ 73.753937][ T5520] do_el0_svc+0x58/0x13c [ 73.754499][ T5520] el0_svc+0x78/0x1d0 [ 73.755082][ T5520] el0t_64_sync_handler+0xcc/0xe4 [ 73.755810][ T5520] el0t_64_sync+0x1a0/0x1a4 [ 73.773858][ T5519] CPU: 0 PID: 5519 Comm: syz.0.21 Not tainted syzkaller #0 [ 73.774967][ T5519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.776422][ T5519] Call trace: [ 73.776877][ T5519] dump_backtrace+0x0/0x458 [ 73.777455][ T5519] show_stack+0x2c/0x3c [ 73.778048][ T5519] __dump_stack+0x30/0x40 [ 73.778632][ T5519] dump_stack_lvl+0xf4/0x15c [ 73.779239][ T5519] dump_stack+0x1c/0x5c [ 73.779896][ T5519] sysfs_create_dir_ns+0x244/0x264 [ 73.780569][ T5519] kobject_add_internal+0x5ac/0xc3c [ 73.781290][ T5519] kobject_init_and_add+0x124/0x190 [ 73.781974][ T5519] gfs2_sys_fs_add+0x200/0x41c [ 73.782628][ T5519] gfs2_fill_super+0xddc/0x1a18 [ 73.783305][ T5519] get_tree_bdev+0x358/0x544 [ 73.783954][ T5519] gfs2_get_tree+0x54/0x1b4 [ 73.784537][ T5519] vfs_get_tree+0x90/0x274 [ 73.785138][ T5519] do_new_mount+0x228/0x810 [ 73.785766][ T5519] path_mount+0x5bc/0x1008 [ 73.786410][ T5519] __arm64_sys_mount+0x514/0x5f0 [ 73.787108][ T5519] invoke_syscall+0x98/0x2b0 [ 73.787817][ T5519] el0_svc_common+0x138/0x258 [ 73.788531][ T5519] do_el0_svc+0x58/0x13c [ 73.789097][ T5519] el0_svc+0x78/0x1d0 [ 73.789668][ T5519] el0t_64_sync_handler+0xcc/0xe4 [ 73.790378][ T5519] el0t_64_sync+0x1a0/0x1a4 [ 73.832373][ T5519] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.834519][ T5519] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.842116][ T5520] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.844139][ T5520] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.932470][ T5506] loop3: detected capacity change from 0 to 32768 [ 74.034738][ T5506] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 74.038104][ T5506] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 74.043117][ T5506] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 74.046821][ T5498] loop4: detected capacity change from 0 to 32768 [ 74.065855][ T4085] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 74.066880][ T4085] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 74.076394][ T5498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.077549][ T5498] CPU: 1 PID: 5498 Comm: syz.4.19 Not tainted syzkaller #0 [ 74.078633][ T5498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.080145][ T5498] Call trace: [ 74.080677][ T5498] dump_backtrace+0x0/0x458 [ 74.081307][ T5498] show_stack+0x2c/0x3c [ 74.081896][ T5498] __dump_stack+0x30/0x40 [ 74.082533][ T5498] dump_stack_lvl+0xf4/0x15c [ 74.083172][ T5498] dump_stack+0x1c/0x5c [ 74.083785][ T5498] sysfs_create_dir_ns+0x244/0x264 [ 74.084529][ T5498] kobject_add_internal+0x5ac/0xc3c [ 74.085303][ T5498] kobject_init_and_add+0x124/0x190 [ 74.086101][ T5498] gfs2_sys_fs_add+0x200/0x41c [ 74.086792][ T5498] gfs2_fill_super+0xddc/0x1a18 [ 74.087465][ T5498] get_tree_bdev+0x358/0x544 [ 74.088165][ T5498] gfs2_get_tree+0x54/0x1b4 [ 74.088788][ T5498] vfs_get_tree+0x90/0x274 [ 74.089470][ T5498] do_new_mount+0x228/0x810 [ 74.090089][ T5498] path_mount+0x5bc/0x1008 [ 74.090734][ T5498] __arm64_sys_mount+0x514/0x5f0 [ 74.091409][ T5498] invoke_syscall+0x98/0x2b0 [ 74.092038][ T5498] el0_svc_common+0x138/0x258 [ 74.092758][ T5498] do_el0_svc+0x58/0x13c [ 74.093359][ T5498] el0_svc+0x78/0x1d0 [ 74.093892][ T5498] el0t_64_sync_handler+0xcc/0xe4 [ 74.094597][ T5498] el0t_64_sync+0x1a0/0x1a4 [ 74.114974][ T4085] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 48ms [ 74.116529][ T4085] gfs2: fsid=syz:syz.0: jid=0: Done [ 74.117621][ T5506] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 74.148809][ T5498] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.150821][ T5498] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.237926][ T5506] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 74.246824][ T149] [ 74.247231][ T149] ====================================================== [ 74.248188][ T149] WARNING: possible circular locking dependency detected [ 74.249272][ T149] syzkaller #0 Not tainted [ 74.249910][ T149] ------------------------------------------------------ [ 74.250891][ T149] kworker/0:1H/149 is trying to acquire lock: [ 74.251757][ T149] ffff0000d59e40e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: freeze_super+0x54/0x36c [ 74.253141][ T149] [ 74.253141][ T149] but task is already holding lock: [ 74.254192][ T149] ffff80001bf67c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 74.256267][ T149] [ 74.256267][ T149] which lock already depends on the new lock. [ 74.256267][ T149] [ 74.257726][ T149] [ 74.257726][ T149] the existing dependency chain (in reverse order) is: [ 74.258964][ T149] [ 74.258964][ T149] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 74.260289][ T149] process_one_work+0x6e0/0x1138 [ 74.261086][ T149] worker_thread+0x8f4/0x1034 [ 74.261801][ T149] kthread+0x374/0x454 [ 74.262451][ T149] ret_from_fork+0x10/0x20 [ 74.263149][ T149] [ 74.263149][ T149] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 74.264404][ T149] flush_workqueue+0x130/0x104c [ 74.265157][ T149] gfs2_gl_hash_clear+0xb0/0x2cc [ 74.265933][ T149] gfs2_put_super+0x614/0x6b4 [ 74.266635][ T149] generic_shutdown_super+0x130/0x2f0 [ 74.267500][ T149] kill_block_super+0x70/0xdc [ 74.268304][ T149] gfs2_kill_sb+0xc0/0xd4 [ 74.268950][ T149] deactivate_locked_super+0xb8/0x134 [ 74.269765][ T149] deactivate_super+0xf0/0x110 [ 74.270512][ T149] cleanup_mnt+0x3b8/0x46c [ 74.271208][ T149] __cleanup_mnt+0x20/0x30 [ 74.271898][ T149] task_work_run+0x12c/0x1d8 [ 74.272552][ T149] do_notify_resume+0x2450/0x309c [ 74.273320][ T149] el0_svc+0xf0/0x1d0 [ 74.273950][ T149] el0t_64_sync_handler+0xcc/0xe4 [ 74.274723][ T149] el0t_64_sync+0x1a0/0x1a4 [ 74.275388][ T149] [ 74.275388][ T149] -> #0 (&type->s_umount_key#50){+.+.}-{3:3}: [ 74.276581][ T149] __lock_acquire+0x2870/0x67ec [ 74.277316][ T149] lock_acquire+0x1f4/0x618 [ 74.278081][ T149] down_write+0xbc/0x12c [ 74.278780][ T149] freeze_super+0x54/0x36c [ 74.279507][ T149] freeze_go_sync+0x128/0x31c [ 74.280292][ T149] do_xmote+0x2ec/0xf58 [ 74.280992][ T149] run_queue+0x3fc/0x698 [ 74.281646][ T149] glock_work_func+0x208/0x440 [ 74.282393][ T149] process_one_work+0x79c/0x1138 [ 74.283165][ T149] worker_thread+0x8f4/0x1034 [ 74.283987][ T149] kthread+0x374/0x454 [ 74.284671][ T149] ret_from_fork+0x10/0x20 [ 74.285387][ T149] [ 74.285387][ T149] other info that might help us debug this: [ 74.285387][ T149] [ 74.286826][ T149] Chain exists of: [ 74.286826][ T149] &type->s_umount_key#50 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 74.286826][ T149] [ 74.289305][ T149] Possible unsafe locking scenario: [ 74.289305][ T149] [ 74.290356][ T149] CPU0 CPU1 [ 74.291101][ T149] ---- ---- [ 74.291823][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 74.292773][ T149] lock((wq_completion)glock_workqueue); [ 74.293902][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 74.295210][ T149] lock(&type->s_umount_key#50); [ 74.295941][ T149] [ 74.295941][ T149] *** DEADLOCK *** [ 74.295941][ T149] [ 74.297040][ T149] 2 locks held by kworker/0:1H/149: [ 74.297846][ T149] #0: ffff0000c6756538 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x678/0x1138 [ 74.299477][ T149] #1: ffff80001bf67c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1138 [ 74.301172][ T149] [ 74.301172][ T149] stack backtrace: [ 74.302018][ T149] CPU: 0 PID: 149 Comm: kworker/0:1H Not tainted syzkaller #0 [ 74.303126][ T149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.304556][ T149] Workqueue: glock_workqueue glock_work_func [ 74.305394][ T149] Call trace: [ 74.305829][ T149] dump_backtrace+0x0/0x458 [ 74.306440][ T149] show_stack+0x2c/0x3c [ 74.306997][ T149] __dump_stack+0x30/0x40 [ 74.307575][ T149] dump_stack_lvl+0xf4/0x15c [ 74.308201][ T149] dump_stack+0x1c/0x5c [ 74.308783][ T149] print_circular_bug+0x148/0x1b0 [ 74.309429][ T149] check_noncircular+0x264/0x2f8 [ 74.310097][ T149] __lock_acquire+0x2870/0x67ec [ 74.310747][ T149] lock_acquire+0x1f4/0x618 [ 74.311327][ T149] down_write+0xbc/0x12c [ 74.311908][ T149] freeze_super+0x54/0x36c [ 74.312504][ T149] freeze_go_sync+0x128/0x31c [ 74.313149][ T149] do_xmote+0x2ec/0xf58 [ 74.313722][ T149] run_queue+0x3fc/0x698 [ 74.314297][ T149] glock_work_func+0x208/0x440 [ 74.314978][ T149] process_one_work+0x79c/0x1138 [ 74.315655][ T149] worker_thread+0x8f4/0x1034 [ 74.316289][ T149] kthread+0x374/0x454 [ 74.316866][ T149] ret_from_fork+0x10/0x20 [ 74.367749][ T5520] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.368978][ T5520] CPU: 1 PID: 5520 Comm: syz.1.20 Not tainted syzkaller #0 [ 74.370052][ T5520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.371647][ T5520] Call trace: [ 74.372195][ T5520] dump_backtrace+0x0/0x458 [ 74.372936][ T5520] show_stack+0x2c/0x3c [ 74.373573][ T5520] __dump_stack+0x30/0x40 [ 74.374281][ T5520] dump_stack_lvl+0xf4/0x15c [ 74.375033][ T5520] dump_stack+0x1c/0x5c [ 74.375664][ T5520] sysfs_create_dir_ns+0x244/0x264 [ 74.376512][ T5520] kobject_add_internal+0x5ac/0xc3c [ 74.377436][ T5520] kobject_init_and_add+0x124/0x190 [ 74.378245][ T5520] gfs2_sys_fs_add+0x200/0x41c [ 74.378904][ T5520] gfs2_fill_super+0xddc/0x1a18 [ 74.379569][ T5520] get_tree_bdev+0x358/0x544 [ 74.380250][ T5520] gfs2_get_tree+0x54/0x1b4 [ 74.380917][ T5520] vfs_get_tree+0x90/0x274 [ 74.381543][ T5520] do_new_mount+0x228/0x810 [ 74.382246][ T5520] path_mount+0x5bc/0x1008 [ 74.382870][ T5520] __arm64_sys_mount+0x514/0x5f0 [ 74.383626][ T5520] invoke_syscall+0x98/0x2b0 [ 74.384304][ T5520] el0_svc_common+0x138/0x258 [ 74.384970][ T5520] do_el0_svc+0x58/0x13c [ 74.385614][ T5520] el0_svc+0x78/0x1d0 [ 74.386228][ T5520] el0t_64_sync_handler+0xcc/0xe4 [ 74.386970][ T5520] el0t_64_sync+0x1a0/0x1a4 [ 74.403773][ T5520] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.408582][ T5520] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.430911][ T5519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.432056][ T5519] CPU: 1 PID: 5519 Comm: syz.0.21 Not tainted syzkaller #0 [ 74.433078][ T5519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.434434][ T5519] Call trace: [ 74.434879][ T5519] dump_backtrace+0x0/0x458 [ 74.435531][ T5519] show_stack+0x2c/0x3c [ 74.436153][ T5519] __dump_stack+0x30/0x40 [ 74.436802][ T5519] dump_stack_lvl+0xf4/0x15c [ 74.437490][ T5519] dump_stack+0x1c/0x5c [ 74.438098][ T5519] sysfs_create_dir_ns+0x244/0x264 [ 74.438861][ T5519] kobject_add_internal+0x5ac/0xc3c [ 74.439620][ T5519] kobject_init_and_add+0x124/0x190 [ 74.440402][ T5519] gfs2_sys_fs_add+0x200/0x41c [ 74.441098][ T5519] gfs2_fill_super+0xddc/0x1a18 [ 74.441879][ T5519] get_tree_bdev+0x358/0x544 [ 74.442482][ T5519] gfs2_get_tree+0x54/0x1b4 [ 74.443104][ T5519] vfs_get_tree+0x90/0x274 [ 74.443741][ T5519] do_new_mount+0x228/0x810 [ 74.444358][ T5519] path_mount+0x5bc/0x1008 [ 74.445022][ T5519] __arm64_sys_mount+0x514/0x5f0 [ 74.445770][ T5519] invoke_syscall+0x98/0x2b0 [ 74.446481][ T5519] el0_svc_common+0x138/0x258 [ 74.447144][ T5519] do_el0_svc+0x58/0x13c [ 74.447789][ T5519] el0_svc+0x78/0x1d0 [ 74.448413][ T5519] el0t_64_sync_handler+0xcc/0xe4 [ 74.449216][ T5519] el0t_64_sync+0x1a0/0x1a4 [ 74.480540][ T5550] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.481694][ T5550] CPU: 0 PID: 5550 Comm: syz.2.22 Not tainted syzkaller #0 [ 74.482678][ T5550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.484064][ T5550] Call trace: [ 74.484482][ T5550] dump_backtrace+0x0/0x458 [ 74.485161][ T5550] show_stack+0x2c/0x3c [ 74.485782][ T5550] __dump_stack+0x30/0x40 [ 74.486414][ T5550] dump_stack_lvl+0xf4/0x15c [ 74.487059][ T5550] dump_stack+0x1c/0x5c [ 74.487641][ T5550] sysfs_create_dir_ns+0x244/0x264 [ 74.488351][ T5550] kobject_add_internal+0x5ac/0xc3c [ 74.489045][ T5550] kobject_init_and_add+0x124/0x190 [ 74.489761][ T5550] gfs2_sys_fs_add+0x200/0x41c [ 74.490367][ T5550] gfs2_fill_super+0xddc/0x1a18 [ 74.491027][ T5550] get_tree_bdev+0x358/0x544 [ 74.491663][ T5550] gfs2_get_tree+0x54/0x1b4 [ 74.492290][ T5550] vfs_get_tree+0x90/0x274 [ 74.492902][ T5550] do_new_mount+0x228/0x810 [ 74.493564][ T5550] path_mount+0x5bc/0x1008 [ 74.494155][ T5550] __arm64_sys_mount+0x514/0x5f0 [ 74.494834][ T5550] invoke_syscall+0x98/0x2b0 [ 74.495480][ T5550] el0_svc_common+0x138/0x258 [ 74.496149][ T5550] do_el0_svc+0x58/0x13c [ 74.496827][ T5550] el0_svc+0x78/0x1d0 [ 74.497471][ T5550] el0t_64_sync_handler+0xcc/0xe4 [ 74.498190][ T5550] el0t_64_sync+0x1a0/0x1a4 [ 74.499581][ T5519] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.501407][ T5519] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.502432][ T5550] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.509701][ T5550] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.706243][ T5569] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.707611][ T5569] CPU: 1 PID: 5569 Comm: syz.4.23 Not tainted syzkaller #0 [ 74.708631][ T5569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.710051][ T5569] Call trace: [ 74.710509][ T5569] dump_backtrace+0x0/0x458 [ 74.711158][ T5569] show_stack+0x2c/0x3c [ 74.711711][ T5569] __dump_stack+0x30/0x40 [ 74.712319][ T5569] dump_stack_lvl+0xf4/0x15c [ 74.712914][ T5569] dump_stack+0x1c/0x5c [ 74.713507][ T5569] sysfs_create_dir_ns+0x244/0x264 [ 74.714223][ T5569] kobject_add_internal+0x5ac/0xc3c [ 74.715010][ T5569] kobject_init_and_add+0x124/0x190 [ 74.715892][ T5569] gfs2_sys_fs_add+0x200/0x41c [ 74.716648][ T5569] gfs2_fill_super+0xddc/0x1a18 [ 74.717380][ T5569] get_tree_bdev+0x358/0x544 [ 74.718062][ T5569] gfs2_get_tree+0x54/0x1b4 [ 74.718703][ T5569] vfs_get_tree+0x90/0x274 [ 74.719362][ T5569] do_new_mount+0x228/0x810 [ 74.719995][ T5569] path_mount+0x5bc/0x1008 [ 74.720642][ T5569] __arm64_sys_mount+0x514/0x5f0 [ 74.721339][ T5569] invoke_syscall+0x98/0x2b0 [ 74.722048][ T5569] el0_svc_common+0x138/0x258 [ 74.722733][ T5569] do_el0_svc+0x58/0x13c [ 74.723398][ T5569] el0_svc+0x78/0x1d0 [ 74.723977][ T5569] el0t_64_sync_handler+0xcc/0xe4 [ 74.724757][ T5569] el0t_64_sync+0x1a0/0x1a4 [ 74.766911][ T5569] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.769361][ T5569] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.770679][ T5572] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.771849][ T5572] CPU: 1 PID: 5572 Comm: syz.1.24 Not tainted syzkaller #0 [ 74.772885][ T5572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.774264][ T5572] Call trace: [ 74.774767][ T5572] dump_backtrace+0x0/0x458 [ 74.775416][ T5572] show_stack+0x2c/0x3c [ 74.776059][ T5572] __dump_stack+0x30/0x40 [ 74.776710][ T5572] dump_stack_lvl+0xf4/0x15c [ 74.777406][ T5572] dump_stack+0x1c/0x5c [ 74.777995][ T5572] sysfs_create_dir_ns+0x244/0x264 [ 74.778681][ T5572] kobject_add_internal+0x5ac/0xc3c [ 74.779397][ T5572] kobject_init_and_add+0x124/0x190 [ 74.780113][ T5572] gfs2_sys_fs_add+0x200/0x41c [ 74.780821][ T5572] gfs2_fill_super+0xddc/0x1a18 [ 74.781543][ T5572] get_tree_bdev+0x358/0x544 [ 74.782278][ T5572] gfs2_get_tree+0x54/0x1b4 [ 74.782997][ T5572] vfs_get_tree+0x90/0x274 [ 74.783607][ T5572] do_new_mount+0x228/0x810 [ 74.784268][ T5572] path_mount+0x5bc/0x1008 [ 74.784894][ T5572] __arm64_sys_mount+0x514/0x5f0 [ 74.785619][ T5572] invoke_syscall+0x98/0x2b0 [ 74.786254][ T5572] el0_svc_common+0x138/0x258 [ 74.786948][ T5572] do_el0_svc+0x58/0x13c [ 74.787552][ T5572] el0_svc+0x78/0x1d0 [ 74.788149][ T5572] el0t_64_sync_handler+0xcc/0xe4 [ 74.788917][ T5572] el0t_64_sync+0x1a0/0x1a4 [ 74.805480][ T5550] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.806695][ T5550] CPU: 0 PID: 5550 Comm: syz.2.22 Not tainted syzkaller #0 [ 74.807800][ T5550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.809363][ T5550] Call trace: [ 74.809853][ T5550] dump_backtrace+0x0/0x458 [ 74.810502][ T5550] show_stack+0x2c/0x3c [ 74.811133][ T5550] __dump_stack+0x30/0x40 [ 74.811818][ T5550] dump_stack_lvl+0xf4/0x15c [ 74.812467][ T5550] dump_stack+0x1c/0x5c [ 74.813070][ T5550] sysfs_create_dir_ns+0x244/0x264 [ 74.813794][ T5550] kobject_add_internal+0x5ac/0xc3c [ 74.814511][ T5550] kobject_init_and_add+0x124/0x190 [ 74.815313][ T5550] gfs2_sys_fs_add+0x200/0x41c [ 74.816051][ T5550] gfs2_fill_super+0xddc/0x1a18 [ 74.816769][ T5550] get_tree_bdev+0x358/0x544 [ 74.817494][ T5550] gfs2_get_tree+0x54/0x1b4 [ 74.818168][ T5550] vfs_get_tree+0x90/0x274 [ 74.818826][ T5550] do_new_mount+0x228/0x810 [ 74.819513][ T5550] path_mount+0x5bc/0x1008 [ 74.820116][ T5550] __arm64_sys_mount+0x514/0x5f0 [ 74.820832][ T5550] invoke_syscall+0x98/0x2b0 [ 74.821192][ T5572] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.821553][ T5550] el0_svc_common+0x138/0x258 [ 74.823514][ T5572] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.824163][ T5550] do_el0_svc+0x58/0x13c [ 74.825717][ T5550] el0_svc+0x78/0x1d0 [ 74.826297][ T5550] el0t_64_sync_handler+0xcc/0xe4 [ 74.827073][ T5550] el0t_64_sync+0x1a0/0x1a4 [ 74.857701][ T5550] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.859651][ T5550] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.991846][ T5584] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.993027][ T5584] CPU: 0 PID: 5584 Comm: syz.0.25 Not tainted syzkaller #0 [ 74.994098][ T5584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.995618][ T5584] Call trace: [ 74.996108][ T5584] dump_backtrace+0x0/0x458 [ 74.996746][ T5584] show_stack+0x2c/0x3c [ 74.997346][ T5584] __dump_stack+0x30/0x40 [ 74.998009][ T5584] dump_stack_lvl+0xf4/0x15c [ 74.998677][ T5584] dump_stack+0x1c/0x5c [ 74.999281][ T5584] sysfs_create_dir_ns+0x244/0x264 [ 75.000091][ T5584] kobject_add_internal+0x5ac/0xc3c [ 75.000905][ T5584] kobject_init_and_add+0x124/0x190 [ 75.001661][ T5584] gfs2_sys_fs_add+0x200/0x41c [ 75.002321][ T5584] gfs2_fill_super+0xddc/0x1a18 [ 75.003106][ T5584] get_tree_bdev+0x358/0x544 [ 75.003780][ T5584] gfs2_get_tree+0x54/0x1b4 [ 75.004408][ T5584] vfs_get_tree+0x90/0x274 [ 75.005152][ T5584] do_new_mount+0x228/0x810 [ 75.005884][ T5584] path_mount+0x5bc/0x1008 [ 75.006554][ T5584] __arm64_sys_mount+0x514/0x5f0 [ 75.007247][ T5584] invoke_syscall+0x98/0x2b0 [ 75.007886][ T5584] el0_svc_common+0x138/0x258 [ 75.008564][ T5584] do_el0_svc+0x58/0x13c [ 75.009210][ T5584] el0_svc+0x78/0x1d0 [ 75.009780][ T5584] el0t_64_sync_handler+0xcc/0xe4 [ 75.010540][ T5584] el0t_64_sync+0x1a0/0x1a4 [ 75.044896][ T5584] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.046735][ T5584] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.062379][ T5569] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.063563][ T5569] CPU: 1 PID: 5569 Comm: syz.4.23 Not tainted syzkaller #0 [ 75.064525][ T5569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.066042][ T5569] Call trace: [ 75.066513][ T5569] dump_backtrace+0x0/0x458 [ 75.067148][ T5569] show_stack+0x2c/0x3c [ 75.067721][ T5569] __dump_stack+0x30/0x40 [ 75.068301][ T5569] dump_stack_lvl+0xf4/0x15c [ 75.068935][ T5569] dump_stack+0x1c/0x5c [ 75.069570][ T5569] sysfs_create_dir_ns+0x244/0x264 [ 75.070324][ T5569] kobject_add_internal+0x5ac/0xc3c [ 75.071095][ T5569] kobject_init_and_add+0x124/0x190 [ 75.071819][ T5569] gfs2_sys_fs_add+0x200/0x41c [ 75.072496][ T5569] gfs2_fill_super+0xddc/0x1a18 [ 75.073216][ T5569] get_tree_bdev+0x358/0x544 [ 75.073888][ T5569] gfs2_get_tree+0x54/0x1b4 [ 75.074576][ T5569] vfs_get_tree+0x90/0x274 [ 75.075164][ T5569] do_new_mount+0x228/0x810 [ 75.075787][ T5569] path_mount+0x5bc/0x1008 [ 75.076398][ T5569] __arm64_sys_mount+0x514/0x5f0 [ 75.077080][ T5569] invoke_syscall+0x98/0x2b0 [ 75.077740][ T5569] el0_svc_common+0x138/0x258 [ 75.078352][ T5569] do_el0_svc+0x58/0x13c [ 75.078914][ T5569] el0_svc+0x78/0x1d0 [ 75.079428][ T5569] el0t_64_sync_handler+0xcc/0xe4 [ 75.080171][ T5569] el0t_64_sync+0x1a0/0x1a4 [ 75.106888][ T5569] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.108892][ T5569] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.136064][ T5572] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.137376][ T5572] CPU: 1 PID: 5572 Comm: syz.1.24 Not tainted syzkaller #0 [ 75.138384][ T5572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.139812][ T5572] Call trace: [ 75.140375][ T5572] dump_backtrace+0x0/0x458 [ 75.141017][ T5572] show_stack+0x2c/0x3c [ 75.141570][ T5572] __dump_stack+0x30/0x40 [ 75.142205][ T5572] dump_stack_lvl+0xf4/0x15c [ 75.142885][ T5572] dump_stack+0x1c/0x5c [ 75.143595][ T5572] sysfs_create_dir_ns+0x244/0x264 [ 75.144415][ T5572] kobject_add_internal+0x5ac/0xc3c [ 75.145158][ T5572] kobject_init_and_add+0x124/0x190 [ 75.145952][ T5572] gfs2_sys_fs_add+0x200/0x41c [ 75.146652][ T5572] gfs2_fill_super+0xddc/0x1a18 [ 75.147334][ T5572] get_tree_bdev+0x358/0x544 [ 75.148034][ T5572] gfs2_get_tree+0x54/0x1b4 [ 75.148690][ T5572] vfs_get_tree+0x90/0x274 [ 75.149344][ T5572] do_new_mount+0x228/0x810 [ 75.149969][ T5572] path_mount+0x5bc/0x1008 [ 75.150596][ T5572] __arm64_sys_mount+0x514/0x5f0 [ 75.151265][ T5572] invoke_syscall+0x98/0x2b0 [ 75.151918][ T5572] el0_svc_common+0x138/0x258 [ 75.152646][ T5572] do_el0_svc+0x58/0x13c [ 75.153239][ T5572] el0_svc+0x78/0x1d0 [ 75.153813][ T5572] el0t_64_sync_handler+0xcc/0xe4 [ 75.154545][ T5572] el0t_64_sync+0x1a0/0x1a4 [ 75.158276][ T5598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.159360][ T5598] CPU: 0 PID: 5598 Comm: syz.2.26 Not tainted syzkaller #0 [ 75.160332][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.161638][ T5598] Call trace: [ 75.162101][ T5598] dump_backtrace+0x0/0x458 [ 75.162724][ T5598] show_stack+0x2c/0x3c [ 75.163317][ T5598] __dump_stack+0x30/0x40 [ 75.163922][ T5598] dump_stack_lvl+0xf4/0x15c [ 75.164572][ T5598] dump_stack+0x1c/0x5c [ 75.165209][ T5598] sysfs_create_dir_ns+0x244/0x264 [ 75.165993][ T5598] kobject_add_internal+0x5ac/0xc3c [ 75.166754][ T5598] kobject_init_and_add+0x124/0x190 [ 75.167538][ T5598] gfs2_sys_fs_add+0x200/0x41c [ 75.168210][ T5598] gfs2_fill_super+0xddc/0x1a18 [ 75.168914][ T5598] get_tree_bdev+0x358/0x544 [ 75.169576][ T5598] gfs2_get_tree+0x54/0x1b4 [ 75.170212][ T5598] vfs_get_tree+0x90/0x274 [ 75.170842][ T5598] do_new_mount+0x228/0x810 [ 75.171465][ T5598] path_mount+0x5bc/0x1008 [ 75.172091][ T5598] __arm64_sys_mount+0x514/0x5f0 [ 75.172815][ T5598] invoke_syscall+0x98/0x2b0 [ 75.173494][ T5598] el0_svc_common+0x138/0x258 [ 75.174138][ T5598] do_el0_svc+0x58/0x13c [ 75.174749][ T5598] el0_svc+0x78/0x1d0 [ 75.175300][ T5598] el0t_64_sync_handler+0xcc/0xe4 [ 75.176000][ T5598] el0t_64_sync+0x1a0/0x1a4 [ 75.188133][ T5572] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.194914][ T5598] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.196966][ T5598] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.197123][ T5572] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.306162][ T5584] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.307306][ T5584] CPU: 0 PID: 5584 Comm: syz.0.25 Not tainted syzkaller #0 [ 75.308362][ T5584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.309769][ T5584] Call trace: [ 75.310195][ T5584] dump_backtrace+0x0/0x458 [ 75.310928][ T5584] show_stack+0x2c/0x3c [ 75.311516][ T5584] __dump_stack+0x30/0x40 [ 75.312162][ T5584] dump_stack_lvl+0xf4/0x15c [ 75.312866][ T5584] dump_stack+0x1c/0x5c [ 75.313452][ T5584] sysfs_create_dir_ns+0x244/0x264 [ 75.314190][ T5584] kobject_add_internal+0x5ac/0xc3c [ 75.314943][ T5584] kobject_init_and_add+0x124/0x190 [ 75.315666][ T5584] gfs2_sys_fs_add+0x200/0x41c [ 75.316332][ T5584] gfs2_fill_super+0xddc/0x1a18 [ 75.317013][ T5584] get_tree_bdev+0x358/0x544 [ 75.317652][ T5584] gfs2_get_tree+0x54/0x1b4 [ 75.318315][ T5584] vfs_get_tree+0x90/0x274 [ 75.318985][ T5584] do_new_mount+0x228/0x810 [ 75.319613][ T5584] path_mount+0x5bc/0x1008 [ 75.320238][ T5584] __arm64_sys_mount+0x514/0x5f0 [ 75.320915][ T5584] invoke_syscall+0x98/0x2b0 [ 75.321526][ T5584] el0_svc_common+0x138/0x258 [ 75.322246][ T5584] do_el0_svc+0x58/0x13c [ 75.322825][ T5584] el0_svc+0x78/0x1d0 [ 75.323363][ T5584] el0t_64_sync_handler+0xcc/0xe4 [ 75.324194][ T5584] el0t_64_sync+0x1a0/0x1a4 [ 75.355425][ T5584] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.357258][ T5584] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.428107][ T5598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.429201][ T5598] CPU: 0 PID: 5598 Comm: syz.2.26 Not tainted syzkaller #0 [ 75.430280][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.431606][ T5598] Call trace: [ 75.432062][ T5598] dump_backtrace+0x0/0x458 [ 75.432671][ T5598] show_stack+0x2c/0x3c [ 75.433221][ T5598] __dump_stack+0x30/0x40 [ 75.433828][ T5598] dump_stack_lvl+0xf4/0x15c [ 75.434474][ T5598] dump_stack+0x1c/0x5c [ 75.435036][ T5598] sysfs_create_dir_ns+0x244/0x264 [ 75.435743][ T5598] kobject_add_internal+0x5ac/0xc3c [ 75.436377][ T5598] kobject_init_and_add+0x124/0x190 [ 75.437110][ T5598] gfs2_sys_fs_add+0x200/0x41c [ 75.437202][ T5606] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.437755][ T5598] gfs2_fill_super+0xddc/0x1a18 [ 75.437767][ T5598] get_tree_bdev+0x358/0x544 [ 75.440152][ T5598] gfs2_get_tree+0x54/0x1b4 [ 75.440785][ T5598] vfs_get_tree+0x90/0x274 [ 75.441390][ T5598] do_new_mount+0x228/0x810 [ 75.442025][ T5598] path_mount+0x5bc/0x1008 [ 75.442651][ T5598] __arm64_sys_mount+0x514/0x5f0 [ 75.443299][ T5598] invoke_syscall+0x98/0x2b0 [ 75.443969][ T5598] el0_svc_common+0x138/0x258 [ 75.444644][ T5598] do_el0_svc+0x58/0x13c [ 75.445220][ T5598] el0_svc+0x78/0x1d0 [ 75.445773][ T5598] el0t_64_sync_handler+0xcc/0xe4 [ 75.446513][ T5598] el0t_64_sync+0x1a0/0x1a4 [ 75.449427][ T5606] CPU: 1 PID: 5606 Comm: syz.4.27 Not tainted syzkaller #0 [ 75.450548][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.452007][ T5606] Call trace: [ 75.452460][ T5606] dump_backtrace+0x0/0x458 [ 75.453108][ T5606] show_stack+0x2c/0x3c [ 75.453700][ T5606] __dump_stack+0x30/0x40 [ 75.454354][ T5606] dump_stack_lvl+0xf4/0x15c [ 75.455022][ T5606] dump_stack+0x1c/0x5c [ 75.455663][ T5606] sysfs_create_dir_ns+0x244/0x264 [ 75.456386][ T5606] kobject_add_internal+0x5ac/0xc3c [ 75.457137][ T5606] kobject_init_and_add+0x124/0x190 [ 75.457835][ T5606] gfs2_sys_fs_add+0x200/0x41c [ 75.458562][ T5606] gfs2_fill_super+0xddc/0x1a18 [ 75.459205][ T5606] get_tree_bdev+0x358/0x544 [ 75.459878][ T5606] gfs2_get_tree+0x54/0x1b4 [ 75.460479][ T5606] vfs_get_tree+0x90/0x274 [ 75.461093][ T5606] do_new_mount+0x228/0x810 [ 75.461702][ T5606] path_mount+0x5bc/0x1008 [ 75.462311][ T5606] __arm64_sys_mount+0x514/0x5f0 [ 75.463049][ T5606] invoke_syscall+0x98/0x2b0 [ 75.463854][ T5606] el0_svc_common+0x138/0x258 [ 75.464510][ T5606] do_el0_svc+0x58/0x13c [ 75.465114][ T5606] el0_svc+0x78/0x1d0 [ 75.465681][ T5606] el0t_64_sync_handler+0xcc/0xe4 [ 75.466384][ T5606] el0t_64_sync+0x1a0/0x1a4 [ 75.467425][ T5598] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.475695][ T5598] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.480249][ T5606] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.482394][ T5606] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.515553][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.516667][ T5608] CPU: 1 PID: 5608 Comm: syz.1.28 Not tainted syzkaller #0 [ 75.517689][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.519105][ T5608] Call trace: [ 75.519571][ T5608] dump_backtrace+0x0/0x458 [ 75.520170][ T5608] show_stack+0x2c/0x3c [ 75.520713][ T5608] __dump_stack+0x30/0x40 [ 75.521366][ T5608] dump_stack_lvl+0xf4/0x15c [ 75.521986][ T5608] dump_stack+0x1c/0x5c [ 75.522573][ T5608] sysfs_create_dir_ns+0x244/0x264 [ 75.523299][ T5608] kobject_add_internal+0x5ac/0xc3c [ 75.524076][ T5608] kobject_init_and_add+0x124/0x190 [ 75.524852][ T5608] gfs2_sys_fs_add+0x200/0x41c [ 75.525567][ T5608] gfs2_fill_super+0xddc/0x1a18 [ 75.526328][ T5608] get_tree_bdev+0x358/0x544 [ 75.527042][ T5608] gfs2_get_tree+0x54/0x1b4 [ 75.527646][ T5608] vfs_get_tree+0x90/0x274 [ 75.528253][ T5608] do_new_mount+0x228/0x810 [ 75.528999][ T5608] path_mount+0x5bc/0x1008 [ 75.529642][ T5608] __arm64_sys_mount+0x514/0x5f0 [ 75.530394][ T5608] invoke_syscall+0x98/0x2b0 [ 75.531073][ T5608] el0_svc_common+0x138/0x258 [ 75.531787][ T5608] do_el0_svc+0x58/0x13c [ 75.532400][ T5608] el0_svc+0x78/0x1d0 [ 75.532970][ T5608] el0t_64_sync_handler+0xcc/0xe4 [ 75.533753][ T5608] el0t_64_sync+0x1a0/0x1a4 [ 75.561431][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.563459][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.615613][ T5610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.616777][ T5610] CPU: 0 PID: 5610 Comm: syz.0.29 Not tainted syzkaller #0 [ 75.617950][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.619506][ T5610] Call trace: [ 75.619989][ T5610] dump_backtrace+0x0/0x458 [ 75.620661][ T5610] show_stack+0x2c/0x3c [ 75.621293][ T5610] __dump_stack+0x30/0x40 [ 75.621942][ T5610] dump_stack_lvl+0xf4/0x15c [ 75.622641][ T5610] dump_stack+0x1c/0x5c [ 75.623253][ T5610] sysfs_create_dir_ns+0x244/0x264 [ 75.624001][ T5610] kobject_add_internal+0x5ac/0xc3c [ 75.624727][ T5610] kobject_init_and_add+0x124/0x190 [ 75.625496][ T5610] gfs2_sys_fs_add+0x200/0x41c [ 75.626178][ T5610] gfs2_fill_super+0xddc/0x1a18 [ 75.626895][ T5610] get_tree_bdev+0x358/0x544 [ 75.627548][ T5610] gfs2_get_tree+0x54/0x1b4 [ 75.628180][ T5610] vfs_get_tree+0x90/0x274 [ 75.628810][ T5610] do_new_mount+0x228/0x810 [ 75.629462][ T5610] path_mount+0x5bc/0x1008 [ 75.630101][ T5610] __arm64_sys_mount+0x514/0x5f0 [ 75.630825][ T5610] invoke_syscall+0x98/0x2b0 [ 75.631484][ T5610] el0_svc_common+0x138/0x258 [ 75.632147][ T5610] do_el0_svc+0x58/0x13c [ 75.632743][ T5610] el0_svc+0x78/0x1d0 [ 75.633309][ T5610] el0t_64_sync_handler+0xcc/0xe4 [ 75.634014][ T5610] el0t_64_sync+0x1a0/0x1a4 [ 75.664915][ T5610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.675292][ T5610] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.729643][ T5606] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.732051][ T5606] CPU: 1 PID: 5606 Comm: syz.4.27 Not tainted syzkaller #0 [ 75.733078][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.734492][ T5606] Call trace: [ 75.734932][ T5606] dump_backtrace+0x0/0x458 [ 75.735549][ T5606] show_stack+0x2c/0x3c [ 75.736126][ T5606] __dump_stack+0x30/0x40 [ 75.736725][ T5606] dump_stack_lvl+0xf4/0x15c [ 75.737342][ T5606] dump_stack+0x1c/0x5c [ 75.737907][ T5606] sysfs_create_dir_ns+0x244/0x264 [ 75.738583][ T5606] kobject_add_internal+0x5ac/0xc3c [ 75.739318][ T5606] kobject_init_and_add+0x124/0x190 [ 75.740024][ T5606] gfs2_sys_fs_add+0x200/0x41c [ 75.740660][ T5606] gfs2_fill_super+0xddc/0x1a18 [ 75.741354][ T5606] get_tree_bdev+0x358/0x544 [ 75.741978][ T5606] gfs2_get_tree+0x54/0x1b4 [ 75.742611][ T5606] vfs_get_tree+0x90/0x274 [ 75.743220][ T5606] do_new_mount+0x228/0x810 [ 75.743869][ T5606] path_mount+0x5bc/0x1008 [ 75.744462][ T5606] __arm64_sys_mount+0x514/0x5f0 [ 75.745180][ T5606] invoke_syscall+0x98/0x2b0 [ 75.745865][ T5606] el0_svc_common+0x138/0x258 [ 75.746580][ T5606] do_el0_svc+0x58/0x13c [ 75.747144][ T5606] el0_svc+0x78/0x1d0 [ 75.747711][ T5606] el0t_64_sync_handler+0xcc/0xe4 [ 75.748417][ T5606] el0t_64_sync+0x1a0/0x1a4 [ 75.757521][ T5612] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.758724][ T5612] CPU: 0 PID: 5612 Comm: syz.2.30 Not tainted syzkaller #0 [ 75.759742][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.761149][ T5612] Call trace: [ 75.761610][ T5612] dump_backtrace+0x0/0x458 [ 75.762231][ T5612] show_stack+0x2c/0x3c [ 75.762835][ T5612] __dump_stack+0x30/0x40 [ 75.763424][ T5612] dump_stack_lvl+0xf4/0x15c [ 75.764061][ T5612] dump_stack+0x1c/0x5c [ 75.764641][ T5612] sysfs_create_dir_ns+0x244/0x264 [ 75.765391][ T5612] kobject_add_internal+0x5ac/0xc3c [ 75.766118][ T5612] kobject_init_and_add+0x124/0x190 [ 75.766868][ T5612] gfs2_sys_fs_add+0x200/0x41c [ 75.767518][ T5612] gfs2_fill_super+0xddc/0x1a18 [ 75.768190][ T5612] get_tree_bdev+0x358/0x544 [ 75.768816][ T5612] gfs2_get_tree+0x54/0x1b4 [ 75.769416][ T5612] vfs_get_tree+0x90/0x274 [ 75.770023][ T5612] do_new_mount+0x228/0x810 [ 75.770674][ T5612] path_mount+0x5bc/0x1008 [ 75.771294][ T5612] __arm64_sys_mount+0x514/0x5f0 [ 75.771979][ T5612] invoke_syscall+0x98/0x2b0 [ 75.772629][ T5612] el0_svc_common+0x138/0x258 [ 75.773260][ T5612] do_el0_svc+0x58/0x13c [ 75.773866][ T5612] el0_svc+0x78/0x1d0 [ 75.774426][ T5612] el0t_64_sync_handler+0xcc/0xe4 [ 75.774502][ T5606] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.775104][ T5612] el0t_64_sync+0x1a0/0x1a4 [ 75.780648][ T5606] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.804907][ T5612] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.807037][ T5612] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.840735][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.841990][ T5608] CPU: 1 PID: 5608 Comm: syz.1.28 Not tainted syzkaller #0 [ 75.843063][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.844492][ T5608] Call trace: [ 75.845069][ T5608] dump_backtrace+0x0/0x458 [ 75.845741][ T5608] show_stack+0x2c/0x3c [ 75.846339][ T5608] __dump_stack+0x30/0x40 [ 75.846963][ T5608] dump_stack_lvl+0xf4/0x15c [ 75.847626][ T5608] dump_stack+0x1c/0x5c [ 75.848249][ T5608] sysfs_create_dir_ns+0x244/0x264 [ 75.849053][ T5608] kobject_add_internal+0x5ac/0xc3c [ 75.849886][ T5608] kobject_init_and_add+0x124/0x190 [ 75.850672][ T5608] gfs2_sys_fs_add+0x200/0x41c [ 75.851315][ T5608] gfs2_fill_super+0xddc/0x1a18 [ 75.852044][ T5608] get_tree_bdev+0x358/0x544 [ 75.852683][ T5608] gfs2_get_tree+0x54/0x1b4 [ 75.853386][ T5608] vfs_get_tree+0x90/0x274 [ 75.854050][ T5608] do_new_mount+0x228/0x810 [ 75.854740][ T5608] path_mount+0x5bc/0x1008 [ 75.855364][ T5608] __arm64_sys_mount+0x514/0x5f0 [ 75.856074][ T5608] invoke_syscall+0x98/0x2b0 [ 75.856740][ T5608] el0_svc_common+0x138/0x258 [ 75.857409][ T5608] do_el0_svc+0x58/0x13c [ 75.858062][ T5608] el0_svc+0x78/0x1d0 [ 75.858670][ T5608] el0t_64_sync_handler+0xcc/0xe4 [ 75.859383][ T5608] el0t_64_sync+0x1a0/0x1a4 [ 75.870276][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.872076][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.895617][ T5610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.896838][ T5610] CPU: 1 PID: 5610 Comm: syz.0.29 Not tainted syzkaller #0 [ 75.897924][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.899292][ T5610] Call trace: [ 75.899773][ T5610] dump_backtrace+0x0/0x458 [ 75.900478][ T5610] show_stack+0x2c/0x3c [ 75.901091][ T5610] __dump_stack+0x30/0x40 [ 75.901711][ T5610] dump_stack_lvl+0xf4/0x15c [ 75.902362][ T5610] dump_stack+0x1c/0x5c [ 75.903017][ T5610] sysfs_create_dir_ns+0x244/0x264 [ 75.903705][ T5610] kobject_add_internal+0x5ac/0xc3c [ 75.904445][ T5610] kobject_init_and_add+0x124/0x190 [ 75.905177][ T5610] gfs2_sys_fs_add+0x200/0x41c [ 75.905851][ T5610] gfs2_fill_super+0xddc/0x1a18 [ 75.906557][ T5610] get_tree_bdev+0x358/0x544 [ 75.907180][ T5610] gfs2_get_tree+0x54/0x1b4 [ 75.907805][ T5610] vfs_get_tree+0x90/0x274 [ 75.908428][ T5610] do_new_mount+0x228/0x810 [ 75.909089][ T5610] path_mount+0x5bc/0x1008 [ 75.909652][ T5610] __arm64_sys_mount+0x514/0x5f0 [ 75.910356][ T5610] invoke_syscall+0x98/0x2b0 [ 75.911028][ T5610] el0_svc_common+0x138/0x258 [ 75.911740][ T5610] do_el0_svc+0x58/0x13c [ 75.912345][ T5610] el0_svc+0x78/0x1d0 [ 75.912901][ T5610] el0t_64_sync_handler+0xcc/0xe4 [ 75.913599][ T5610] el0t_64_sync+0x1a0/0x1a4 [ 75.934886][ T5610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.936925][ T5610] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.995916][ T5612] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.997154][ T5612] CPU: 1 PID: 5612 Comm: syz.2.30 Not tainted syzkaller #0 [ 75.998193][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.999579][ T5612] Call trace: [ 76.000077][ T5612] dump_backtrace+0x0/0x458 [ 76.000711][ T5612] show_stack+0x2c/0x3c [ 76.001260][ T5612] __dump_stack+0x30/0x40 [ 76.001874][ T5612] dump_stack_lvl+0xf4/0x15c [ 76.002562][ T5612] dump_stack+0x1c/0x5c [ 76.003105][ T5612] sysfs_create_dir_ns+0x244/0x264 [ 76.003839][ T5612] kobject_add_internal+0x5ac/0xc3c [ 76.004610][ T5612] kobject_init_and_add+0x124/0x190 [ 76.005372][ T5612] gfs2_sys_fs_add+0x200/0x41c [ 76.006075][ T5612] gfs2_fill_super+0xddc/0x1a18 [ 76.006783][ T5612] get_tree_bdev+0x358/0x544 [ 76.007458][ T5612] gfs2_get_tree+0x54/0x1b4 [ 76.008136][ T5612] vfs_get_tree+0x90/0x274 [ 76.008781][ T5612] do_new_mount+0x228/0x810 [ 76.009443][ T5612] path_mount+0x5bc/0x1008 [ 76.010072][ T5612] __arm64_sys_mount+0x514/0x5f0 [ 76.010789][ T5612] invoke_syscall+0x98/0x2b0 [ 76.011454][ T5612] el0_svc_common+0x138/0x258 [ 76.012238][ T5612] do_el0_svc+0x58/0x13c [ 76.012872][ T5612] el0_svc+0x78/0x1d0 [ 76.013438][ T5612] el0t_64_sync_handler+0xcc/0xe4 [ 76.014185][ T5612] el0t_64_sync+0x1a0/0x1a4 [ 76.050331][ T5612] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.052260][ T5612] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.165784][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.167061][ T5614] CPU: 1 PID: 5614 Comm: syz.4.31 Not tainted syzkaller #0 [ 76.168058][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.169465][ T5614] Call trace: [ 76.169981][ T5614] dump_backtrace+0x0/0x458 [ 76.170631][ T5614] show_stack+0x2c/0x3c [ 76.171226][ T5614] __dump_stack+0x30/0x40 [ 76.171817][ T5614] dump_stack_lvl+0xf4/0x15c [ 76.172452][ T5614] dump_stack+0x1c/0x5c [ 76.173037][ T5614] sysfs_create_dir_ns+0x244/0x264 [ 76.173776][ T5614] kobject_add_internal+0x5ac/0xc3c [ 76.174502][ T5614] kobject_init_and_add+0x124/0x190 [ 76.175228][ T5614] gfs2_sys_fs_add+0x200/0x41c [ 76.175923][ T5614] gfs2_fill_super+0xddc/0x1a18 [ 76.176586][ T5614] get_tree_bdev+0x358/0x544 [ 76.177226][ T5614] gfs2_get_tree+0x54/0x1b4 [ 76.177863][ T5614] vfs_get_tree+0x90/0x274 [ 76.178505][ T5614] do_new_mount+0x228/0x810 [ 76.179157][ T5614] path_mount+0x5bc/0x1008 [ 76.179781][ T5614] __arm64_sys_mount+0x514/0x5f0 [ 76.180510][ T5614] invoke_syscall+0x98/0x2b0 [ 76.181161][ T5614] el0_svc_common+0x138/0x258 [ 76.181826][ T5614] do_el0_svc+0x58/0x13c [ 76.182430][ T5614] el0_svc+0x78/0x1d0 [ 76.182993][ T5614] el0t_64_sync_handler+0xcc/0xe4 [ 76.183669][ T5614] el0t_64_sync+0x1a0/0x1a4 [ 76.211786][ T5614] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.221391][ T5616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.222611][ T5616] CPU: 0 PID: 5616 Comm: syz.1.32 Not tainted syzkaller #0 [ 76.223665][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.225155][ T5616] Call trace: [ 76.225638][ T5616] dump_backtrace+0x0/0x458 [ 76.226272][ T5616] show_stack+0x2c/0x3c [ 76.226668][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.226862][ T5616] __dump_stack+0x30/0x40 [ 76.228435][ T5616] dump_stack_lvl+0xf4/0x15c [ 76.229122][ T5616] dump_stack+0x1c/0x5c [ 76.229745][ T5616] sysfs_create_dir_ns+0x244/0x264 [ 76.230436][ T5616] kobject_add_internal+0x5ac/0xc3c [ 76.231192][ T5616] kobject_init_and_add+0x124/0x190 [ 76.231963][ T5616] gfs2_sys_fs_add+0x200/0x41c [ 76.232624][ T5616] gfs2_fill_super+0xddc/0x1a18 [ 76.233387][ T5616] get_tree_bdev+0x358/0x544 [ 76.234015][ T5616] gfs2_get_tree+0x54/0x1b4 [ 76.234614][ T5616] vfs_get_tree+0x90/0x274 [ 76.235236][ T5616] do_new_mount+0x228/0x810 [ 76.235861][ T5616] path_mount+0x5bc/0x1008 [ 76.236466][ T5616] __arm64_sys_mount+0x514/0x5f0 [ 76.237160][ T5616] invoke_syscall+0x98/0x2b0 [ 76.237786][ T5616] el0_svc_common+0x138/0x258 [ 76.238515][ T5616] do_el0_svc+0x58/0x13c [ 76.239110][ T5616] el0_svc+0x78/0x1d0 [ 76.239734][ T5616] el0t_64_sync_handler+0xcc/0xe4 [ 76.240512][ T5616] el0t_64_sync+0x1a0/0x1a4 [ 76.271509][ T5616] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.273724][ T5618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.276014][ T5616] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.281625][ T5618] CPU: 0 PID: 5618 Comm: syz.0.33 Not tainted syzkaller #0 [ 76.282684][ T5618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.284194][ T5618] Call trace: [ 76.284698][ T5618] dump_backtrace+0x0/0x458 [ 76.285404][ T5618] show_stack+0x2c/0x3c [ 76.286037][ T5618] __dump_stack+0x30/0x40 [ 76.286699][ T5618] dump_stack_lvl+0xf4/0x15c [ 76.287373][ T5618] dump_stack+0x1c/0x5c [ 76.287983][ T5618] sysfs_create_dir_ns+0x244/0x264 [ 76.288770][ T5618] kobject_add_internal+0x5ac/0xc3c [ 76.289569][ T5618] kobject_init_and_add+0x124/0x190 [ 76.290288][ T5618] gfs2_sys_fs_add+0x200/0x41c [ 76.290981][ T5618] gfs2_fill_super+0xddc/0x1a18 [ 76.291662][ T5618] get_tree_bdev+0x358/0x544 [ 76.292301][ T5618] gfs2_get_tree+0x54/0x1b4 [ 76.292970][ T5618] vfs_get_tree+0x90/0x274 [ 76.293622][ T5618] do_new_mount+0x228/0x810 [ 76.294289][ T5618] path_mount+0x5bc/0x1008 [ 76.294960][ T5618] __arm64_sys_mount+0x514/0x5f0 [ 76.295672][ T5618] invoke_syscall+0x98/0x2b0 [ 76.296347][ T5618] el0_svc_common+0x138/0x258 [ 76.297019][ T5618] do_el0_svc+0x58/0x13c [ 76.297655][ T5618] el0_svc+0x78/0x1d0 [ 76.298252][ T5618] el0t_64_sync_handler+0xcc/0xe4 [ 76.298978][ T5618] el0t_64_sync+0x1a0/0x1a4 [ 76.320711][ T5618] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.322692][ T5618] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.330091][ T5620] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.331282][ T5620] CPU: 1 PID: 5620 Comm: syz.2.34 Not tainted syzkaller #0 [ 76.332335][ T5620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.333725][ T5620] Call trace: [ 76.334157][ T5620] dump_backtrace+0x0/0x458 [ 76.334785][ T5620] show_stack+0x2c/0x3c [ 76.335368][ T5620] __dump_stack+0x30/0x40 [ 76.335985][ T5620] dump_stack_lvl+0xf4/0x15c [ 76.336607][ T5620] dump_stack+0x1c/0x5c [ 76.337198][ T5620] sysfs_create_dir_ns+0x244/0x264 [ 76.337907][ T5620] kobject_add_internal+0x5ac/0xc3c [ 76.338637][ T5620] kobject_init_and_add+0x124/0x190 [ 76.339355][ T5620] gfs2_sys_fs_add+0x200/0x41c [ 76.340067][ T5620] gfs2_fill_super+0xddc/0x1a18 [ 76.340733][ T5620] get_tree_bdev+0x358/0x544 [ 76.341390][ T5620] gfs2_get_tree+0x54/0x1b4 [ 76.342077][ T5620] vfs_get_tree+0x90/0x274 [ 76.342746][ T5620] do_new_mount+0x228/0x810 [ 76.343355][ T5620] path_mount+0x5bc/0x1008 [ 76.343960][ T5620] __arm64_sys_mount+0x514/0x5f0 [ 76.344639][ T5620] invoke_syscall+0x98/0x2b0 [ 76.345282][ T5620] el0_svc_common+0x138/0x258 [ 76.345918][ T5620] do_el0_svc+0x58/0x13c [ 76.346465][ T5620] el0_svc+0x78/0x1d0 [ 76.347062][ T5620] el0t_64_sync_handler+0xcc/0xe4 [ 76.347770][ T5620] el0t_64_sync+0x1a0/0x1a4 [ 76.382437][ T5620] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.384689][ T5620] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.495319][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.496600][ T5614] CPU: 1 PID: 5614 Comm: syz.4.31 Not tainted syzkaller #0 [ 76.497679][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.499204][ T5614] Call trace: [ 76.499621][ T5614] dump_backtrace+0x0/0x458 [ 76.500267][ T5614] show_stack+0x2c/0x3c [ 76.500871][ T5614] __dump_stack+0x30/0x40 [ 76.501462][ T5614] dump_stack_lvl+0xf4/0x15c [ 76.502103][ T5614] dump_stack+0x1c/0x5c [ 76.502660][ T5614] sysfs_create_dir_ns+0x244/0x264 [ 76.503379][ T5614] kobject_add_internal+0x5ac/0xc3c [ 76.504107][ T5614] kobject_init_and_add+0x124/0x190 [ 76.504837][ T5614] gfs2_sys_fs_add+0x200/0x41c [ 76.505572][ T5614] gfs2_fill_super+0xddc/0x1a18 [ 76.506274][ T5614] get_tree_bdev+0x358/0x544 [ 76.506926][ T5614] gfs2_get_tree+0x54/0x1b4 [ 76.507559][ T5614] vfs_get_tree+0x90/0x274 [ 76.508207][ T5614] do_new_mount+0x228/0x810 [ 76.508835][ T5614] path_mount+0x5bc/0x1008 [ 76.509455][ T5614] __arm64_sys_mount+0x514/0x5f0 [ 76.510155][ T5614] invoke_syscall+0x98/0x2b0 [ 76.510764][ T5614] el0_svc_common+0x138/0x258 [ 76.511417][ T5614] do_el0_svc+0x58/0x13c [ 76.512030][ T5614] el0_svc+0x78/0x1d0 [ 76.512605][ T5614] el0t_64_sync_handler+0xcc/0xe4 [ 76.513303][ T5614] el0t_64_sync+0x1a0/0x1a4 [ 76.525351][ T5616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.526522][ T5616] CPU: 0 PID: 5616 Comm: syz.1.32 Not tainted syzkaller #0 [ 76.527572][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.529080][ T5616] Call trace: [ 76.529561][ T5616] dump_backtrace+0x0/0x458 [ 76.530233][ T5616] show_stack+0x2c/0x3c [ 76.530909][ T5616] __dump_stack+0x30/0x40 [ 76.531506][ T5616] dump_stack_lvl+0xf4/0x15c [ 76.532205][ T5616] dump_stack+0x1c/0x5c [ 76.532783][ T5616] sysfs_create_dir_ns+0x244/0x264 [ 76.533481][ T5616] kobject_add_internal+0x5ac/0xc3c [ 76.534274][ T5616] kobject_init_and_add+0x124/0x190 [ 76.535108][ T5616] gfs2_sys_fs_add+0x200/0x41c [ 76.535824][ T5616] gfs2_fill_super+0xddc/0x1a18 [ 76.536508][ T5616] get_tree_bdev+0x358/0x544 [ 76.537182][ T5616] gfs2_get_tree+0x54/0x1b4 [ 76.537806][ T5616] vfs_get_tree+0x90/0x274 [ 76.538478][ T5616] do_new_mount+0x228/0x810 [ 76.539180][ T5616] path_mount+0x5bc/0x1008 [ 76.539757][ T5616] __arm64_sys_mount+0x514/0x5f0 [ 76.540464][ T5616] invoke_syscall+0x98/0x2b0 [ 76.541098][ T5616] el0_svc_common+0x138/0x258 [ 76.541940][ T5616] do_el0_svc+0x58/0x13c [ 76.542542][ T5616] el0_svc+0x78/0x1d0 [ 76.543132][ T5616] el0t_64_sync_handler+0xcc/0xe4 [ 76.543833][ T5616] el0t_64_sync+0x1a0/0x1a4 [ 76.546233][ T5618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.547342][ T5618] CPU: 0 PID: 5618 Comm: syz.0.33 Not tainted syzkaller #0 [ 76.548423][ T5618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.549855][ T5618] Call trace: [ 76.550306][ T5618] dump_backtrace+0x0/0x458 [ 76.551029][ T5618] show_stack+0x2c/0x3c [ 76.551591][ T5618] __dump_stack+0x30/0x40 [ 76.552228][ T5618] dump_stack_lvl+0xf4/0x15c [ 76.552925][ T5618] dump_stack+0x1c/0x5c [ 76.553504][ T5618] sysfs_create_dir_ns+0x244/0x264 [ 76.554188][ T5618] kobject_add_internal+0x5ac/0xc3c [ 76.554951][ T5618] kobject_init_and_add+0x124/0x190 [ 76.555694][ T5618] gfs2_sys_fs_add+0x200/0x41c [ 76.556410][ T5618] gfs2_fill_super+0xddc/0x1a18 [ 76.556659][ T5614] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.557114][ T5618] get_tree_bdev+0x358/0x544 [ 76.558988][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.559641][ T5618] gfs2_get_tree+0x54/0x1b4 [ 76.561238][ T5618] vfs_get_tree+0x90/0x274 [ 76.561877][ T5618] do_new_mount+0x228/0x810 [ 76.562604][ T5618] path_mount+0x5bc/0x1008 [ 76.563247][ T5618] __arm64_sys_mount+0x514/0x5f0 [ 76.563947][ T5618] invoke_syscall+0x98/0x2b0 [ 76.564641][ T5618] el0_svc_common+0x138/0x258 [ 76.565297][ T5618] do_el0_svc+0x58/0x13c [ 76.565898][ T5618] el0_svc+0x78/0x1d0 [ 76.566479][ T5618] el0t_64_sync_handler+0xcc/0xe4 [ 76.567217][ T5618] el0t_64_sync+0x1a0/0x1a4 [ 76.585526][ T5616] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.587626][ T5616] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.590215][ T5618] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.592094][ T5618] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.625755][ T5620] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.626830][ T5620] CPU: 1 PID: 5620 Comm: syz.2.34 Not tainted syzkaller #0 [ 76.627840][ T5620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.629213][ T5620] Call trace: [ 76.629724][ T5620] dump_backtrace+0x0/0x458 [ 76.630412][ T5620] show_stack+0x2c/0x3c [ 76.631106][ T5620] __dump_stack+0x30/0x40 [ 76.631724][ T5620] dump_stack_lvl+0xf4/0x15c [ 76.632415][ T5620] dump_stack+0x1c/0x5c [ 76.633045][ T5620] sysfs_create_dir_ns+0x244/0x264 [ 76.633777][ T5620] kobject_add_internal+0x5ac/0xc3c [ 76.634584][ T5620] kobject_init_and_add+0x124/0x190 [ 76.635399][ T5620] gfs2_sys_fs_add+0x200/0x41c [ 76.636134][ T5620] gfs2_fill_super+0xddc/0x1a18 [ 76.636805][ T5620] get_tree_bdev+0x358/0x544 [ 76.637470][ T5620] gfs2_get_tree+0x54/0x1b4 [ 76.638166][ T5620] vfs_get_tree+0x90/0x274 [ 76.638777][ T5620] do_new_mount+0x228/0x810 [ 76.639388][ T5620] path_mount+0x5bc/0x1008 [ 76.640018][ T5620] __arm64_sys_mount+0x514/0x5f0 [ 76.640695][ T5620] invoke_syscall+0x98/0x2b0 [ 76.641312][ T5620] el0_svc_common+0x138/0x258 [ 76.641957][ T5620] do_el0_svc+0x58/0x13c [ 76.642566][ T5620] el0_svc+0x78/0x1d0 [ 76.643155][ T5620] el0t_64_sync_handler+0xcc/0xe4 [ 76.643856][ T5620] el0t_64_sync+0x1a0/0x1a4 [ 76.666146][ T5620] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.667982][ T5620] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.845716][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.846872][ T5622] CPU: 0 PID: 5622 Comm: syz.1.35 Not tainted syzkaller #0 [ 76.847880][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.849281][ T5622] Call trace: [ 76.849719][ T5622] dump_backtrace+0x0/0x458 [ 76.850321][ T5622] show_stack+0x2c/0x3c [ 76.850878][ T5622] __dump_stack+0x30/0x40 [ 76.851454][ T5622] dump_stack_lvl+0xf4/0x15c [ 76.852084][ T5622] dump_stack+0x1c/0x5c [ 76.852656][ T5622] sysfs_create_dir_ns+0x244/0x264 [ 76.853328][ T5622] kobject_add_internal+0x5ac/0xc3c [ 76.854035][ T5622] kobject_init_and_add+0x124/0x190 [ 76.854760][ T5622] gfs2_sys_fs_add+0x200/0x41c [ 76.855446][ T5622] gfs2_fill_super+0xddc/0x1a18 [ 76.856152][ T5622] get_tree_bdev+0x358/0x544 [ 76.856837][ T5622] gfs2_get_tree+0x54/0x1b4 [ 76.857500][ T5622] vfs_get_tree+0x90/0x274 [ 76.858155][ T5622] do_new_mount+0x228/0x810 [ 76.858763][ T5622] path_mount+0x5bc/0x1008 [ 76.859397][ T5622] __arm64_sys_mount+0x514/0x5f0 [ 76.860135][ T5622] invoke_syscall+0x98/0x2b0 [ 76.860839][ T5622] el0_svc_common+0x138/0x258 [ 76.861546][ T5622] do_el0_svc+0x58/0x13c [ 76.862133][ T5622] el0_svc+0x78/0x1d0 [ 76.862750][ T5622] el0t_64_sync_handler+0xcc/0xe4 [ 76.863504][ T5622] el0t_64_sync+0x1a0/0x1a4 [ 76.900257][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.902310][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.935113][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.936221][ T5624] CPU: 1 PID: 5624 Comm: syz.4.36 Not tainted syzkaller #0 [ 76.937272][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.938748][ T5624] Call trace: [ 76.939196][ T5624] dump_backtrace+0x0/0x458 [ 76.939773][ T5624] show_stack+0x2c/0x3c [ 76.940332][ T5624] __dump_stack+0x30/0x40 [ 76.940920][ T5624] dump_stack_lvl+0xf4/0x15c [ 76.941590][ T5624] dump_stack+0x1c/0x5c [ 76.942179][ T5624] sysfs_create_dir_ns+0x244/0x264 [ 76.942966][ T5624] kobject_add_internal+0x5ac/0xc3c [ 76.943728][ T5624] kobject_init_and_add+0x124/0x190 [ 76.944465][ T5624] gfs2_sys_fs_add+0x200/0x41c [ 76.945135][ T5624] gfs2_fill_super+0xddc/0x1a18 [ 76.945815][ T5624] get_tree_bdev+0x358/0x544 [ 76.946492][ T5624] gfs2_get_tree+0x54/0x1b4 [ 76.947151][ T5624] vfs_get_tree+0x90/0x274 [ 76.947765][ T5624] do_new_mount+0x228/0x810 [ 76.948400][ T5624] path_mount+0x5bc/0x1008 [ 76.949055][ T5624] __arm64_sys_mount+0x514/0x5f0 [ 76.949846][ T5624] invoke_syscall+0x98/0x2b0 [ 76.950492][ T5624] el0_svc_common+0x138/0x258 [ 76.951131][ T5624] do_el0_svc+0x58/0x13c [ 76.951747][ T5624] el0_svc+0x78/0x1d0 [ 76.952333][ T5624] el0t_64_sync_handler+0xcc/0xe4 [ 76.953057][ T5624] el0t_64_sync+0x1a0/0x1a4 [ 76.958158][ T5624] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.960146][ T5624] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.987609][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.988773][ T5626] CPU: 0 PID: 5626 Comm: syz.0.38 Not tainted syzkaller #0 [ 76.989779][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.991107][ T5626] Call trace: [ 76.991571][ T5626] dump_backtrace+0x0/0x458 [ 76.992217][ T5626] show_stack+0x2c/0x3c [ 76.992834][ T5626] __dump_stack+0x30/0x40 [ 76.993461][ T5626] dump_stack_lvl+0xf4/0x15c [ 76.994111][ T5626] dump_stack+0x1c/0x5c [ 76.994747][ T5626] sysfs_create_dir_ns+0x244/0x264 [ 76.995490][ T5626] kobject_add_internal+0x5ac/0xc3c [ 76.996216][ T5626] kobject_init_and_add+0x124/0x190 [ 76.996957][ T5626] gfs2_sys_fs_add+0x200/0x41c [ 76.997611][ T5626] gfs2_fill_super+0xddc/0x1a18 [ 76.998394][ T5626] get_tree_bdev+0x358/0x544 [ 76.999076][ T5626] gfs2_get_tree+0x54/0x1b4 [ 76.999722][ T5626] vfs_get_tree+0x90/0x274 [ 77.000358][ T5626] do_new_mount+0x228/0x810 [ 77.001003][ T5626] path_mount+0x5bc/0x1008 [ 77.001665][ T5626] __arm64_sys_mount+0x514/0x5f0 [ 77.002343][ T5626] invoke_syscall+0x98/0x2b0 [ 77.002986][ T5626] el0_svc_common+0x138/0x258 [ 77.003689][ T5626] do_el0_svc+0x58/0x13c [ 77.004288][ T5626] el0_svc+0x78/0x1d0 [ 77.004865][ T5626] el0t_64_sync_handler+0xcc/0xe4 [ 77.005601][ T5626] el0t_64_sync+0x1a0/0x1a4 [ 77.007119][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.008198][ T5628] CPU: 0 PID: 5628 Comm: syz.2.37 Not tainted syzkaller #0 [ 77.009218][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.010601][ T5628] Call trace: [ 77.011043][ T5628] dump_backtrace+0x0/0x458 [ 77.011681][ T5628] show_stack+0x2c/0x3c [ 77.012235][ T5628] __dump_stack+0x30/0x40 [ 77.012824][ T5628] dump_stack_lvl+0xf4/0x15c [ 77.013512][ T5628] dump_stack+0x1c/0x5c [ 77.014071][ T5628] sysfs_create_dir_ns+0x244/0x264 [ 77.014722][ T5628] kobject_add_internal+0x5ac/0xc3c [ 77.015526][ T5628] kobject_init_and_add+0x124/0x190 [ 77.016263][ T5628] gfs2_sys_fs_add+0x200/0x41c [ 77.016932][ T5628] gfs2_fill_super+0xddc/0x1a18 [ 77.017630][ T5628] get_tree_bdev+0x358/0x544 [ 77.018258][ T5628] gfs2_get_tree+0x54/0x1b4 [ 77.018940][ T5628] vfs_get_tree+0x90/0x274 [ 77.019571][ T5628] do_new_mount+0x228/0x810 [ 77.020184][ T5628] path_mount+0x5bc/0x1008 [ 77.020836][ T5628] __arm64_sys_mount+0x514/0x5f0 [ 77.021540][ T5628] invoke_syscall+0x98/0x2b0 [ 77.022185][ T5628] el0_svc_common+0x138/0x258 [ 77.022783][ T5628] do_el0_svc+0x58/0x13c [ 77.023415][ T5628] el0_svc+0x78/0x1d0 [ 77.023993][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 77.024717][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 77.037685][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.039463][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.040701][ T5626] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.042518][ T5626] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.193148][ T5624] set_capacity_and_notify: 32 callbacks suppressed [ 77.193158][ T5624] loop4: detected capacity change from 0 to 32768 [ 77.214062][ T5622] loop1: detected capacity change from 0 to 32768 [ 77.214955][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.216196][ T5624] CPU: 0 PID: 5624 Comm: syz.4.36 Not tainted syzkaller #0 [ 77.217158][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.218534][ T5624] Call trace: [ 77.218971][ T5624] dump_backtrace+0x0/0x458 [ 77.219597][ T5624] show_stack+0x2c/0x3c [ 77.220158][ T5624] __dump_stack+0x30/0x40 [ 77.220783][ T5624] dump_stack_lvl+0xf4/0x15c [ 77.221430][ T5624] dump_stack+0x1c/0x5c [ 77.222002][ T5624] sysfs_create_dir_ns+0x244/0x264 [ 77.222677][ T5624] kobject_add_internal+0x5ac/0xc3c [ 77.223385][ T5624] kobject_init_and_add+0x124/0x190 [ 77.224108][ T5624] gfs2_sys_fs_add+0x200/0x41c [ 77.224738][ T5624] gfs2_fill_super+0xddc/0x1a18 [ 77.225389][ T5624] get_tree_bdev+0x358/0x544 [ 77.226018][ T5624] gfs2_get_tree+0x54/0x1b4 [ 77.226679][ T5624] vfs_get_tree+0x90/0x274 [ 77.227251][ T5624] do_new_mount+0x228/0x810 [ 77.227883][ T5624] path_mount+0x5bc/0x1008 [ 77.228467][ T5624] __arm64_sys_mount+0x514/0x5f0 [ 77.229126][ T5624] invoke_syscall+0x98/0x2b0 [ 77.229805][ T5624] el0_svc_common+0x138/0x258 [ 77.230463][ T5624] do_el0_svc+0x58/0x13c [ 77.231052][ T5624] el0_svc+0x78/0x1d0 [ 77.231566][ T5624] el0t_64_sync_handler+0xcc/0xe4 [ 77.232214][ T5624] el0t_64_sync+0x1a0/0x1a4 [ 77.253447][ T5624] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.255739][ T5624] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.260722][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.261976][ T5622] CPU: 1 PID: 5622 Comm: syz.1.35 Not tainted syzkaller #0 [ 77.263063][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.264517][ T5622] Call trace: [ 77.265026][ T5622] dump_backtrace+0x0/0x458 [ 77.265737][ T5622] show_stack+0x2c/0x3c [ 77.266360][ T5622] __dump_stack+0x30/0x40 [ 77.267009][ T5622] dump_stack_lvl+0xf4/0x15c [ 77.267706][ T5622] dump_stack+0x1c/0x5c [ 77.268302][ T5622] sysfs_create_dir_ns+0x244/0x264 [ 77.269092][ T5622] kobject_add_internal+0x5ac/0xc3c [ 77.269664][ T5626] loop0: detected capacity change from 0 to 32768 [ 77.269817][ T5622] kobject_init_and_add+0x124/0x190 [ 77.271488][ T5622] gfs2_sys_fs_add+0x200/0x41c [ 77.272209][ T5622] gfs2_fill_super+0xddc/0x1a18 [ 77.272919][ T5622] get_tree_bdev+0x358/0x544 [ 77.273636][ T5622] gfs2_get_tree+0x54/0x1b4 [ 77.274276][ T5622] vfs_get_tree+0x90/0x274 [ 77.274901][ T5622] do_new_mount+0x228/0x810 [ 77.275526][ T5622] path_mount+0x5bc/0x1008 [ 77.276164][ T5622] __arm64_sys_mount+0x514/0x5f0 [ 77.276860][ T5622] invoke_syscall+0x98/0x2b0 [ 77.277548][ T5622] el0_svc_common+0x138/0x258 [ 77.278238][ T5622] do_el0_svc+0x58/0x13c [ 77.278837][ T5622] el0_svc+0x78/0x1d0 [ 77.279412][ T5622] el0t_64_sync_handler+0xcc/0xe4 [ 77.280146][ T5622] el0t_64_sync+0x1a0/0x1a4 [ 77.287634][ T5628] loop2: detected capacity change from 0 to 32768 [ 77.289812][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.291517][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.317185][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.318354][ T5626] CPU: 1 PID: 5626 Comm: syz.0.38 Not tainted syzkaller #0 [ 77.319346][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.320791][ T5626] Call trace: [ 77.321267][ T5626] dump_backtrace+0x0/0x458 [ 77.321944][ T5626] show_stack+0x2c/0x3c [ 77.322541][ T5626] __dump_stack+0x30/0x40 [ 77.323163][ T5626] dump_stack_lvl+0xf4/0x15c [ 77.323837][ T5626] dump_stack+0x1c/0x5c [ 77.324417][ T5626] sysfs_create_dir_ns+0x244/0x264 [ 77.325135][ T5626] kobject_add_internal+0x5ac/0xc3c [ 77.325831][ T5626] kobject_init_and_add+0x124/0x190 [ 77.326525][ T5626] gfs2_sys_fs_add+0x200/0x41c [ 77.327235][ T5626] gfs2_fill_super+0xddc/0x1a18 [ 77.327948][ T5626] get_tree_bdev+0x358/0x544 [ 77.328605][ T5626] gfs2_get_tree+0x54/0x1b4 [ 77.329238][ T5626] vfs_get_tree+0x90/0x274 [ 77.329861][ T5626] do_new_mount+0x228/0x810 [ 77.330493][ T5626] path_mount+0x5bc/0x1008 [ 77.331187][ T5626] __arm64_sys_mount+0x514/0x5f0 [ 77.331881][ T5626] invoke_syscall+0x98/0x2b0 [ 77.332552][ T5626] el0_svc_common+0x138/0x258 [ 77.333207][ T5626] do_el0_svc+0x58/0x13c [ 77.333808][ T5626] el0_svc+0x78/0x1d0 [ 77.334395][ T5626] el0t_64_sync_handler+0xcc/0xe4 [ 77.335127][ T5626] el0t_64_sync+0x1a0/0x1a4 [ 77.336529][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.337672][ T5628] CPU: 1 PID: 5628 Comm: syz.2.37 Not tainted syzkaller #0 [ 77.338662][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.340100][ T5628] Call trace: [ 77.340583][ T5628] dump_backtrace+0x0/0x458 [ 77.341152][ T5628] show_stack+0x2c/0x3c [ 77.341709][ T5628] __dump_stack+0x30/0x40 [ 77.342329][ T5628] dump_stack_lvl+0xf4/0x15c [ 77.342971][ T5628] dump_stack+0x1c/0x5c [ 77.343577][ T5628] sysfs_create_dir_ns+0x244/0x264 [ 77.344242][ T5628] kobject_add_internal+0x5ac/0xc3c [ 77.344998][ T5628] kobject_init_and_add+0x124/0x190 [ 77.345781][ T5628] gfs2_sys_fs_add+0x200/0x41c [ 77.346448][ T5628] gfs2_fill_super+0xddc/0x1a18 [ 77.347117][ T5628] get_tree_bdev+0x358/0x544 [ 77.347837][ T5628] gfs2_get_tree+0x54/0x1b4 [ 77.348541][ T5628] vfs_get_tree+0x90/0x274 [ 77.349200][ T5628] do_new_mount+0x228/0x810 [ 77.349864][ T5628] path_mount+0x5bc/0x1008 [ 77.350548][ T5628] __arm64_sys_mount+0x514/0x5f0 [ 77.351254][ T5628] invoke_syscall+0x98/0x2b0 [ 77.351923][ T5628] el0_svc_common+0x138/0x258 [ 77.352607][ T5628] do_el0_svc+0x58/0x13c [ 77.353194][ T5628] el0_svc+0x78/0x1d0 [ 77.353745][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 77.354434][ T5628] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:17 executed programs: 34 [ 77.374900][ T5626] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.377153][ T5626] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.387687][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.389917][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.498581][ T5630] loop1: detected capacity change from 0 to 32768 [ 77.525994][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.527318][ T5630] CPU: 0 PID: 5630 Comm: syz.1.39 Not tainted syzkaller #0 [ 77.528389][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.529807][ T5630] Call trace: [ 77.530300][ T5630] dump_backtrace+0x0/0x458 [ 77.530948][ T5630] show_stack+0x2c/0x3c [ 77.531549][ T5630] __dump_stack+0x30/0x40 [ 77.532245][ T5630] dump_stack_lvl+0xf4/0x15c [ 77.532866][ T5630] dump_stack+0x1c/0x5c [ 77.533470][ T5630] sysfs_create_dir_ns+0x244/0x264 [ 77.534207][ T5630] kobject_add_internal+0x5ac/0xc3c [ 77.534916][ T5630] kobject_init_and_add+0x124/0x190 [ 77.535672][ T5630] gfs2_sys_fs_add+0x200/0x41c [ 77.536335][ T5630] gfs2_fill_super+0xddc/0x1a18 [ 77.536999][ T5630] get_tree_bdev+0x358/0x544 [ 77.537631][ T5630] gfs2_get_tree+0x54/0x1b4 [ 77.538268][ T5630] vfs_get_tree+0x90/0x274 [ 77.538865][ T5630] do_new_mount+0x228/0x810 [ 77.539455][ T5630] path_mount+0x5bc/0x1008 [ 77.540069][ T5630] __arm64_sys_mount+0x514/0x5f0 [ 77.540705][ T5630] invoke_syscall+0x98/0x2b0 [ 77.541358][ T5630] el0_svc_common+0x138/0x258 [ 77.541974][ T5630] do_el0_svc+0x58/0x13c [ 77.542565][ T5630] el0_svc+0x78/0x1d0 [ 77.543091][ T5630] el0t_64_sync_handler+0xcc/0xe4 [ 77.543778][ T5630] el0t_64_sync+0x1a0/0x1a4 [ 77.574900][ T5630] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.584849][ T5630] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.602312][ T5632] loop2: detected capacity change from 0 to 32768 [ 77.608103][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.609232][ T5632] CPU: 1 PID: 5632 Comm: syz.2.40 Not tainted syzkaller #0 [ 77.610281][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.611776][ T5632] Call trace: [ 77.612247][ T5632] dump_backtrace+0x0/0x458 [ 77.612878][ T5632] show_stack+0x2c/0x3c [ 77.613500][ T5632] __dump_stack+0x30/0x40 [ 77.614126][ T5632] dump_stack_lvl+0xf4/0x15c [ 77.614859][ T5632] dump_stack+0x1c/0x5c [ 77.615459][ T5632] sysfs_create_dir_ns+0x244/0x264 [ 77.616221][ T5632] kobject_add_internal+0x5ac/0xc3c [ 77.617012][ T5632] kobject_init_and_add+0x124/0x190 [ 77.617778][ T5632] gfs2_sys_fs_add+0x200/0x41c [ 77.618521][ T5632] gfs2_fill_super+0xddc/0x1a18 [ 77.619242][ T5632] get_tree_bdev+0x358/0x544 [ 77.619940][ T5632] gfs2_get_tree+0x54/0x1b4 [ 77.620662][ T5632] vfs_get_tree+0x90/0x274 [ 77.621296][ T5632] do_new_mount+0x228/0x810 [ 77.621946][ T5632] path_mount+0x5bc/0x1008 [ 77.622601][ T5632] __arm64_sys_mount+0x514/0x5f0 [ 77.623294][ T5632] invoke_syscall+0x98/0x2b0 [ 77.623967][ T5632] el0_svc_common+0x138/0x258 [ 77.624621][ T5632] do_el0_svc+0x58/0x13c [ 77.625243][ T5632] el0_svc+0x78/0x1d0 [ 77.625813][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 77.626548][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 77.658465][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.658674][ T5634] loop4: detected capacity change from 0 to 32768 [ 77.660545][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.770194][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.771453][ T5634] CPU: 0 PID: 5634 Comm: syz.4.41 Not tainted syzkaller #0 [ 77.772548][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.774023][ T5634] Call trace: [ 77.774489][ T5634] dump_backtrace+0x0/0x458 [ 77.775138][ T5634] show_stack+0x2c/0x3c [ 77.775791][ T5634] __dump_stack+0x30/0x40 [ 77.776398][ T5634] dump_stack_lvl+0xf4/0x15c [ 77.776876][ T5632] loop2: detected capacity change from 0 to 32768 [ 77.777156][ T5634] dump_stack+0x1c/0x5c [ 77.778694][ T5634] sysfs_create_dir_ns+0x244/0x264 [ 77.779553][ T5634] kobject_add_internal+0x5ac/0xc3c [ 77.780386][ T5634] kobject_init_and_add+0x124/0x190 [ 77.781188][ T5634] gfs2_sys_fs_add+0x200/0x41c [ 77.781902][ T5634] gfs2_fill_super+0xddc/0x1a18 [ 77.782592][ T5634] get_tree_bdev+0x358/0x544 [ 77.783223][ T5634] gfs2_get_tree+0x54/0x1b4 [ 77.783895][ T5634] vfs_get_tree+0x90/0x274 [ 77.784549][ T5634] do_new_mount+0x228/0x810 [ 77.785171][ T5634] path_mount+0x5bc/0x1008 [ 77.785812][ T5634] __arm64_sys_mount+0x514/0x5f0 [ 77.786493][ T5634] invoke_syscall+0x98/0x2b0 [ 77.787159][ T5634] el0_svc_common+0x138/0x258 [ 77.787838][ T5634] do_el0_svc+0x58/0x13c [ 77.788398][ T5634] el0_svc+0x78/0x1d0 [ 77.789001][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 77.789708][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 77.790471][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.792364][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.827709][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.829010][ T5632] CPU: 1 PID: 5632 Comm: syz.2.40 Not tainted syzkaller #0 [ 77.830077][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.831555][ T5632] Call trace: [ 77.832011][ T5632] dump_backtrace+0x0/0x458 [ 77.832663][ T5632] show_stack+0x2c/0x3c [ 77.833276][ T5632] __dump_stack+0x30/0x40 [ 77.833907][ T5632] dump_stack_lvl+0xf4/0x15c [ 77.834549][ T5632] dump_stack+0x1c/0x5c [ 77.835117][ T5632] sysfs_create_dir_ns+0x244/0x264 [ 77.835874][ T5632] kobject_add_internal+0x5ac/0xc3c [ 77.836615][ T5632] kobject_init_and_add+0x124/0x190 [ 77.837375][ T5632] gfs2_sys_fs_add+0x200/0x41c [ 77.838025][ T5632] gfs2_fill_super+0xddc/0x1a18 [ 77.838701][ T5632] get_tree_bdev+0x358/0x544 [ 77.839378][ T5632] gfs2_get_tree+0x54/0x1b4 [ 77.840077][ T5632] vfs_get_tree+0x90/0x274 [ 77.840712][ T5632] do_new_mount+0x228/0x810 [ 77.841363][ T5632] path_mount+0x5bc/0x1008 [ 77.842003][ T5632] __arm64_sys_mount+0x514/0x5f0 [ 77.842692][ T5632] invoke_syscall+0x98/0x2b0 [ 77.843382][ T5632] el0_svc_common+0x138/0x258 [ 77.844084][ T5632] do_el0_svc+0x58/0x13c [ 77.844682][ T5632] el0_svc+0x78/0x1d0 [ 77.845219][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 77.845943][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 77.870917][ T5636] loop0: detected capacity change from 0 to 32768 [ 77.892727][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.893000][ T5630] loop1: detected capacity change from 0 to 32768 [ 77.896888][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.897810][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.898001][ T5630] CPU: 0 PID: 5630 Comm: syz.1.39 Not tainted syzkaller #0 [ 77.900044][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.901468][ T5630] Call trace: [ 77.901912][ T5630] dump_backtrace+0x0/0x458 [ 77.902582][ T5630] show_stack+0x2c/0x3c [ 77.903135][ T5630] __dump_stack+0x30/0x40 [ 77.903777][ T5630] dump_stack_lvl+0xf4/0x15c [ 77.904402][ T5630] dump_stack+0x1c/0x5c [ 77.904992][ T5630] sysfs_create_dir_ns+0x244/0x264 [ 77.905715][ T5630] kobject_add_internal+0x5ac/0xc3c [ 77.906608][ T5630] kobject_init_and_add+0x124/0x190 [ 77.907424][ T5630] gfs2_sys_fs_add+0x200/0x41c [ 77.908135][ T5630] gfs2_fill_super+0xddc/0x1a18 [ 77.908822][ T5630] get_tree_bdev+0x358/0x544 [ 77.909497][ T5630] gfs2_get_tree+0x54/0x1b4 [ 77.910150][ T5630] vfs_get_tree+0x90/0x274 [ 77.910755][ T5630] do_new_mount+0x228/0x810 [ 77.911416][ T5630] path_mount+0x5bc/0x1008 [ 77.912095][ T5630] __arm64_sys_mount+0x514/0x5f0 [ 77.912835][ T5630] invoke_syscall+0x98/0x2b0 [ 77.913497][ T5630] el0_svc_common+0x138/0x258 [ 77.914182][ T5630] do_el0_svc+0x58/0x13c [ 77.914814][ T5630] el0_svc+0x78/0x1d0 [ 77.915445][ T5630] el0t_64_sync_handler+0xcc/0xe4 [ 77.916113][ T5630] el0t_64_sync+0x1a0/0x1a4 [ 77.925531][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.926647][ T5636] CPU: 0 PID: 5636 Comm: syz.0.42 Not tainted syzkaller #0 [ 77.927700][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.929110][ T5636] Call trace: [ 77.929573][ T5636] dump_backtrace+0x0/0x458 [ 77.930231][ T5636] show_stack+0x2c/0x3c [ 77.930819][ T5636] __dump_stack+0x30/0x40 [ 77.931456][ T5636] dump_stack_lvl+0xf4/0x15c [ 77.932179][ T5636] dump_stack+0x1c/0x5c [ 77.932780][ T5636] sysfs_create_dir_ns+0x244/0x264 [ 77.933507][ T5636] kobject_add_internal+0x5ac/0xc3c [ 77.934259][ T5636] kobject_init_and_add+0x124/0x190 [ 77.935001][ T5636] gfs2_sys_fs_add+0x200/0x41c [ 77.935654][ T5636] gfs2_fill_super+0xddc/0x1a18 [ 77.936303][ T5636] get_tree_bdev+0x358/0x544 [ 77.936938][ T5636] gfs2_get_tree+0x54/0x1b4 [ 77.937572][ T5636] vfs_get_tree+0x90/0x274 [ 77.938376][ T5636] do_new_mount+0x228/0x810 [ 77.939078][ T5636] path_mount+0x5bc/0x1008 [ 77.939705][ T5636] __arm64_sys_mount+0x514/0x5f0 [ 77.940422][ T5636] invoke_syscall+0x98/0x2b0 [ 77.941077][ T5636] el0_svc_common+0x138/0x258 [ 77.941799][ T5636] do_el0_svc+0x58/0x13c [ 77.942408][ T5636] el0_svc+0x78/0x1d0 [ 77.943001][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 77.943706][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 77.965704][ T5630] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.967809][ T5630] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.984840][ T5636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.986950][ T5636] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.017354][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.018640][ T5634] CPU: 0 PID: 5634 Comm: syz.4.41 Not tainted syzkaller #0 [ 78.019672][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.021097][ T5634] Call trace: [ 78.021549][ T5634] dump_backtrace+0x0/0x458 [ 78.022219][ T5634] show_stack+0x2c/0x3c [ 78.022785][ T5634] __dump_stack+0x30/0x40 [ 78.023423][ T5634] dump_stack_lvl+0xf4/0x15c [ 78.024104][ T5634] dump_stack+0x1c/0x5c [ 78.024683][ T5634] sysfs_create_dir_ns+0x244/0x264 [ 78.025493][ T5634] kobject_add_internal+0x5ac/0xc3c [ 78.026270][ T5634] kobject_init_and_add+0x124/0x190 [ 78.027058][ T5634] gfs2_sys_fs_add+0x200/0x41c [ 78.027766][ T5634] gfs2_fill_super+0xddc/0x1a18 [ 78.028458][ T5634] get_tree_bdev+0x358/0x544 [ 78.029136][ T5634] gfs2_get_tree+0x54/0x1b4 [ 78.029830][ T5634] vfs_get_tree+0x90/0x274 [ 78.030495][ T5634] do_new_mount+0x228/0x810 [ 78.031128][ T5634] path_mount+0x5bc/0x1008 [ 78.031783][ T5634] __arm64_sys_mount+0x514/0x5f0 [ 78.032445][ T5634] invoke_syscall+0x98/0x2b0 [ 78.033124][ T5634] el0_svc_common+0x138/0x258 [ 78.033779][ T5634] do_el0_svc+0x58/0x13c [ 78.034366][ T5634] el0_svc+0x78/0x1d0 [ 78.034920][ T5634] el0t_64_sync_handler+0xcc/0xe4 [ 78.035649][ T5634] el0t_64_sync+0x1a0/0x1a4 [ 78.075116][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.076970][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.238732][ T5639] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.239944][ T5639] CPU: 0 PID: 5639 Comm: syz.1.43 Not tainted syzkaller #0 [ 78.241050][ T5639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.242448][ T5639] Call trace: [ 78.242941][ T5639] dump_backtrace+0x0/0x458 [ 78.243595][ T5639] show_stack+0x2c/0x3c [ 78.244219][ T5639] __dump_stack+0x30/0x40 [ 78.244886][ T5639] dump_stack_lvl+0xf4/0x15c [ 78.245626][ T5639] dump_stack+0x1c/0x5c [ 78.246191][ T5639] sysfs_create_dir_ns+0x244/0x264 [ 78.246924][ T5639] kobject_add_internal+0x5ac/0xc3c [ 78.247643][ T5639] kobject_init_and_add+0x124/0x190 [ 78.248383][ T5639] gfs2_sys_fs_add+0x200/0x41c [ 78.249025][ T5639] gfs2_fill_super+0xddc/0x1a18 [ 78.249672][ T5639] get_tree_bdev+0x358/0x544 [ 78.250395][ T5639] gfs2_get_tree+0x54/0x1b4 [ 78.251029][ T5639] vfs_get_tree+0x90/0x274 [ 78.251627][ T5639] do_new_mount+0x228/0x810 [ 78.252229][ T5639] path_mount+0x5bc/0x1008 [ 78.252798][ T5639] __arm64_sys_mount+0x514/0x5f0 [ 78.253511][ T5639] invoke_syscall+0x98/0x2b0 [ 78.254146][ T5639] el0_svc_common+0x138/0x258 [ 78.254871][ T5639] do_el0_svc+0x58/0x13c [ 78.255493][ T5639] el0_svc+0x78/0x1d0 [ 78.256038][ T5639] el0t_64_sync_handler+0xcc/0xe4 [ 78.256760][ T5639] el0t_64_sync+0x1a0/0x1a4 [ 78.272801][ T5639] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.274993][ T5639] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.298095][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.299230][ T5636] CPU: 0 PID: 5636 Comm: syz.0.42 Not tainted syzkaller #0 [ 78.300211][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.301553][ T5636] Call trace: [ 78.302068][ T5636] dump_backtrace+0x0/0x458 [ 78.302697][ T5636] show_stack+0x2c/0x3c [ 78.303293][ T5636] __dump_stack+0x30/0x40 [ 78.303941][ T5636] dump_stack_lvl+0xf4/0x15c [ 78.304564][ T5636] dump_stack+0x1c/0x5c [ 78.305153][ T5636] sysfs_create_dir_ns+0x244/0x264 [ 78.305847][ T5636] kobject_add_internal+0x5ac/0xc3c [ 78.306557][ T5636] kobject_init_and_add+0x124/0x190 [ 78.307324][ T5636] gfs2_sys_fs_add+0x200/0x41c [ 78.308000][ T5636] gfs2_fill_super+0xddc/0x1a18 [ 78.308709][ T5636] get_tree_bdev+0x358/0x544 [ 78.309413][ T5636] gfs2_get_tree+0x54/0x1b4 [ 78.310027][ T5636] vfs_get_tree+0x90/0x274 [ 78.310609][ T5636] do_new_mount+0x228/0x810 [ 78.311340][ T5636] path_mount+0x5bc/0x1008 [ 78.312046][ T5636] __arm64_sys_mount+0x514/0x5f0 [ 78.312817][ T5636] invoke_syscall+0x98/0x2b0 [ 78.313511][ T5636] el0_svc_common+0x138/0x258 [ 78.314207][ T5636] do_el0_svc+0x58/0x13c [ 78.314847][ T5636] el0_svc+0x78/0x1d0 [ 78.315417][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 78.316190][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 78.320385][ T5641] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.321575][ T5641] CPU: 0 PID: 5641 Comm: syz.2.44 Not tainted syzkaller #0 [ 78.322533][ T5641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.323844][ T5641] Call trace: [ 78.324285][ T5641] dump_backtrace+0x0/0x458 [ 78.324923][ T5641] show_stack+0x2c/0x3c [ 78.325485][ T5641] __dump_stack+0x30/0x40 [ 78.326082][ T5641] dump_stack_lvl+0xf4/0x15c [ 78.326746][ T5641] dump_stack+0x1c/0x5c [ 78.327361][ T5641] sysfs_create_dir_ns+0x244/0x264 [ 78.328119][ T5641] kobject_add_internal+0x5ac/0xc3c [ 78.328854][ T5641] kobject_init_and_add+0x124/0x190 [ 78.329601][ T5641] gfs2_sys_fs_add+0x200/0x41c [ 78.330319][ T5641] gfs2_fill_super+0xddc/0x1a18 [ 78.331016][ T5641] get_tree_bdev+0x358/0x544 [ 78.331730][ T5641] gfs2_get_tree+0x54/0x1b4 [ 78.332389][ T5641] vfs_get_tree+0x90/0x274 [ 78.332999][ T5641] do_new_mount+0x228/0x810 [ 78.333762][ T5641] path_mount+0x5bc/0x1008 [ 78.334493][ T5641] __arm64_sys_mount+0x514/0x5f0 [ 78.335224][ T5641] invoke_syscall+0x98/0x2b0 [ 78.335911][ T5641] el0_svc_common+0x138/0x258 [ 78.336607][ T5641] do_el0_svc+0x58/0x13c [ 78.337226][ T5641] el0_svc+0x78/0x1d0 [ 78.337802][ T5641] el0t_64_sync_handler+0xcc/0xe4 [ 78.338526][ T5641] el0t_64_sync+0x1a0/0x1a4 [ 78.341113][ T5643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.342299][ T5643] CPU: 1 PID: 5643 Comm: syz.4.45 Not tainted syzkaller #0 [ 78.343291][ T5643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.344722][ T5643] Call trace: [ 78.345149][ T5643] dump_backtrace+0x0/0x458 [ 78.345763][ T5643] show_stack+0x2c/0x3c [ 78.346383][ T5643] __dump_stack+0x30/0x40 [ 78.347020][ T5643] dump_stack_lvl+0xf4/0x15c [ 78.347669][ T5643] dump_stack+0x1c/0x5c [ 78.348246][ T5643] sysfs_create_dir_ns+0x244/0x264 [ 78.348961][ T5643] kobject_add_internal+0x5ac/0xc3c [ 78.349641][ T5643] kobject_init_and_add+0x124/0x190 [ 78.349932][ T5636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.350420][ T5643] gfs2_sys_fs_add+0x200/0x41c [ 78.352937][ T5643] gfs2_fill_super+0xddc/0x1a18 [ 78.353145][ T5641] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.353575][ T5643] get_tree_bdev+0x358/0x544 [ 78.355397][ T5641] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.355986][ T5643] gfs2_get_tree+0x54/0x1b4 [ 78.357530][ T5643] vfs_get_tree+0x90/0x274 [ 78.358165][ T5643] do_new_mount+0x228/0x810 [ 78.358612][ T5636] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.358848][ T5643] path_mount+0x5bc/0x1008 [ 78.360349][ T5643] __arm64_sys_mount+0x514/0x5f0 [ 78.361054][ T5643] invoke_syscall+0x98/0x2b0 [ 78.361686][ T5643] el0_svc_common+0x138/0x258 [ 78.362334][ T5643] do_el0_svc+0x58/0x13c [ 78.362901][ T5643] el0_svc+0x78/0x1d0 [ 78.363514][ T5643] el0t_64_sync_handler+0xcc/0xe4 [ 78.364234][ T5643] el0t_64_sync+0x1a0/0x1a4 [ 78.384883][ T5643] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.386680][ T5643] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.520600][ T5639] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.521787][ T5639] CPU: 1 PID: 5639 Comm: syz.1.43 Not tainted syzkaller #0 [ 78.522814][ T5639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.524207][ T5639] Call trace: [ 78.524682][ T5639] dump_backtrace+0x0/0x458 [ 78.525332][ T5639] show_stack+0x2c/0x3c [ 78.525902][ T5639] __dump_stack+0x30/0x40 [ 78.526513][ T5639] dump_stack_lvl+0xf4/0x15c [ 78.527158][ T5639] dump_stack+0x1c/0x5c [ 78.527733][ T5639] sysfs_create_dir_ns+0x244/0x264 [ 78.528497][ T5639] kobject_add_internal+0x5ac/0xc3c [ 78.529250][ T5639] kobject_init_and_add+0x124/0x190 [ 78.530005][ T5639] gfs2_sys_fs_add+0x200/0x41c [ 78.530656][ T5639] gfs2_fill_super+0xddc/0x1a18 [ 78.531358][ T5639] get_tree_bdev+0x358/0x544 [ 78.532023][ T5639] gfs2_get_tree+0x54/0x1b4 [ 78.532669][ T5639] vfs_get_tree+0x90/0x274 [ 78.533307][ T5639] do_new_mount+0x228/0x810 [ 78.533915][ T5639] path_mount+0x5bc/0x1008 [ 78.534571][ T5639] __arm64_sys_mount+0x514/0x5f0 [ 78.535251][ T5639] invoke_syscall+0x98/0x2b0 [ 78.535851][ T5639] el0_svc_common+0x138/0x258 [ 78.536506][ T5639] do_el0_svc+0x58/0x13c [ 78.537129][ T5639] el0_svc+0x78/0x1d0 [ 78.537679][ T5639] el0t_64_sync_handler+0xcc/0xe4 [ 78.538358][ T5639] el0t_64_sync+0x1a0/0x1a4 [ 78.579382][ T5639] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.581480][ T5639] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.646025][ T5643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.647142][ T5643] CPU: 1 PID: 5643 Comm: syz.4.45 Not tainted syzkaller #0 [ 78.648174][ T5643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.649554][ T5643] Call trace: [ 78.649972][ T5643] dump_backtrace+0x0/0x458 [ 78.650595][ T5643] show_stack+0x2c/0x3c [ 78.651198][ T5643] __dump_stack+0x30/0x40 [ 78.651805][ T5643] dump_stack_lvl+0xf4/0x15c [ 78.652434][ T5643] dump_stack+0x1c/0x5c [ 78.653014][ T5643] sysfs_create_dir_ns+0x244/0x264 [ 78.653702][ T5643] kobject_add_internal+0x5ac/0xc3c [ 78.654429][ T5643] kobject_init_and_add+0x124/0x190 [ 78.655135][ T5643] gfs2_sys_fs_add+0x200/0x41c [ 78.655807][ T5643] gfs2_fill_super+0xddc/0x1a18 [ 78.656475][ T5643] get_tree_bdev+0x358/0x544 [ 78.657133][ T5643] gfs2_get_tree+0x54/0x1b4 [ 78.657773][ T5643] vfs_get_tree+0x90/0x274 [ 78.658428][ T5643] do_new_mount+0x228/0x810 [ 78.659126][ T5643] path_mount+0x5bc/0x1008 [ 78.659749][ T5643] __arm64_sys_mount+0x514/0x5f0 [ 78.660442][ T5643] invoke_syscall+0x98/0x2b0 [ 78.661088][ T5643] el0_svc_common+0x138/0x258 [ 78.661791][ T5643] do_el0_svc+0x58/0x13c [ 78.662430][ T5643] el0_svc+0x78/0x1d0 [ 78.662988][ T5643] el0t_64_sync_handler+0xcc/0xe4 [ 78.663671][ T5643] el0t_64_sync+0x1a0/0x1a4 [ 78.666544][ T5645] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.667677][ T5645] CPU: 0 PID: 5645 Comm: syz.0.46 Not tainted syzkaller #0 [ 78.668718][ T5645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.670144][ T5645] Call trace: [ 78.670594][ T5645] dump_backtrace+0x0/0x458 [ 78.671266][ T5645] show_stack+0x2c/0x3c [ 78.671874][ T5645] __dump_stack+0x30/0x40 [ 78.672523][ T5645] dump_stack_lvl+0xf4/0x15c [ 78.673184][ T5645] dump_stack+0x1c/0x5c [ 78.673798][ T5645] sysfs_create_dir_ns+0x244/0x264 [ 78.674486][ T5645] kobject_add_internal+0x5ac/0xc3c [ 78.675206][ T5645] kobject_init_and_add+0x124/0x190 [ 78.675879][ T5645] gfs2_sys_fs_add+0x200/0x41c [ 78.676526][ T5645] gfs2_fill_super+0xddc/0x1a18 [ 78.677201][ T5645] get_tree_bdev+0x358/0x544 [ 78.677831][ T5645] gfs2_get_tree+0x54/0x1b4 [ 78.678495][ T5645] vfs_get_tree+0x90/0x274 [ 78.679154][ T5645] do_new_mount+0x228/0x810 [ 78.679811][ T5645] path_mount+0x5bc/0x1008 [ 78.680417][ T5645] __arm64_sys_mount+0x514/0x5f0 [ 78.681139][ T5645] invoke_syscall+0x98/0x2b0 [ 78.681811][ T5645] el0_svc_common+0x138/0x258 [ 78.682498][ T5645] do_el0_svc+0x58/0x13c [ 78.682975][ T5643] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.683107][ T5645] el0_svc+0x78/0x1d0 [ 78.685363][ T5645] el0t_64_sync_handler+0xcc/0xe4 [ 78.686084][ T5645] el0t_64_sync+0x1a0/0x1a4 [ 78.686726][ T5643] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.688363][ T5641] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.689495][ T5641] CPU: 0 PID: 5641 Comm: syz.2.44 Not tainted syzkaller #0 [ 78.690472][ T5641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.691818][ T5641] Call trace: [ 78.692316][ T5641] dump_backtrace+0x0/0x458 [ 78.692973][ T5641] show_stack+0x2c/0x3c [ 78.693572][ T5641] __dump_stack+0x30/0x40 [ 78.694220][ T5641] dump_stack_lvl+0xf4/0x15c [ 78.694882][ T5641] dump_stack+0x1c/0x5c [ 78.695485][ T5641] sysfs_create_dir_ns+0x244/0x264 [ 78.696263][ T5641] kobject_add_internal+0x5ac/0xc3c [ 78.697000][ T5641] kobject_init_and_add+0x124/0x190 [ 78.697761][ T5641] gfs2_sys_fs_add+0x200/0x41c [ 78.698462][ T5641] gfs2_fill_super+0xddc/0x1a18 [ 78.699173][ T5641] get_tree_bdev+0x358/0x544 [ 78.699856][ T5641] gfs2_get_tree+0x54/0x1b4 [ 78.700506][ T5641] vfs_get_tree+0x90/0x274 [ 78.701139][ T5641] do_new_mount+0x228/0x810 [ 78.701822][ T5641] path_mount+0x5bc/0x1008 [ 78.702489][ T5641] __arm64_sys_mount+0x514/0x5f0 [ 78.703149][ T5641] invoke_syscall+0x98/0x2b0 [ 78.703814][ T5641] el0_svc_common+0x138/0x258 [ 78.704473][ T5641] do_el0_svc+0x58/0x13c [ 78.705079][ T5641] el0_svc+0x78/0x1d0 [ 78.705683][ T5641] el0t_64_sync_handler+0xcc/0xe4 [ 78.706401][ T5641] el0t_64_sync+0x1a0/0x1a4 [ 78.718577][ T5641] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.720501][ T5641] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.721793][ T5645] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.723823][ T5645] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.886041][ T5647] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.887201][ T5647] CPU: 1 PID: 5647 Comm: syz.1.47 Not tainted syzkaller #0 [ 78.888247][ T5647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.889604][ T5647] Call trace: [ 78.890047][ T5647] dump_backtrace+0x0/0x458 [ 78.890649][ T5647] show_stack+0x2c/0x3c [ 78.891187][ T5647] __dump_stack+0x30/0x40 [ 78.891746][ T5647] dump_stack_lvl+0xf4/0x15c [ 78.892367][ T5647] dump_stack+0x1c/0x5c [ 78.892924][ T5647] sysfs_create_dir_ns+0x244/0x264 [ 78.893645][ T5647] kobject_add_internal+0x5ac/0xc3c [ 78.894340][ T5647] kobject_init_and_add+0x124/0x190 [ 78.895067][ T5647] gfs2_sys_fs_add+0x200/0x41c [ 78.895750][ T5647] gfs2_fill_super+0xddc/0x1a18 [ 78.896391][ T5647] get_tree_bdev+0x358/0x544 [ 78.897035][ T5647] gfs2_get_tree+0x54/0x1b4 [ 78.897711][ T5647] vfs_get_tree+0x90/0x274 [ 78.898327][ T5647] do_new_mount+0x228/0x810 [ 78.898964][ T5647] path_mount+0x5bc/0x1008 [ 78.899562][ T5647] __arm64_sys_mount+0x514/0x5f0 [ 78.900274][ T5647] invoke_syscall+0x98/0x2b0 [ 78.900938][ T5647] el0_svc_common+0x138/0x258 [ 78.901592][ T5647] do_el0_svc+0x58/0x13c [ 78.902166][ T5647] el0_svc+0x78/0x1d0 [ 78.902736][ T5647] el0t_64_sync_handler+0xcc/0xe4 [ 78.903431][ T5647] el0t_64_sync+0x1a0/0x1a4 [ 78.924975][ T5647] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.926986][ T5647] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.999008][ T5645] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.000185][ T5645] CPU: 0 PID: 5645 Comm: syz.0.46 Not tainted syzkaller #0 [ 79.001193][ T5645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.002568][ T5645] Call trace: [ 79.003058][ T5645] dump_backtrace+0x0/0x458 [ 79.003668][ T5645] show_stack+0x2c/0x3c [ 79.004222][ T5645] __dump_stack+0x30/0x40 [ 79.004842][ T5645] dump_stack_lvl+0xf4/0x15c [ 79.005437][ T5645] dump_stack+0x1c/0x5c [ 79.006023][ T5645] sysfs_create_dir_ns+0x244/0x264 [ 79.006685][ T5645] kobject_add_internal+0x5ac/0xc3c [ 79.007375][ T5645] kobject_init_and_add+0x124/0x190 [ 79.008097][ T5645] gfs2_sys_fs_add+0x200/0x41c [ 79.008845][ T5645] gfs2_fill_super+0xddc/0x1a18 [ 79.009586][ T5645] get_tree_bdev+0x358/0x544 [ 79.010302][ T5645] gfs2_get_tree+0x54/0x1b4 [ 79.011005][ T5645] vfs_get_tree+0x90/0x274 [ 79.011666][ T5645] do_new_mount+0x228/0x810 [ 79.012359][ T5645] path_mount+0x5bc/0x1008 [ 79.013009][ T5645] __arm64_sys_mount+0x514/0x5f0 [ 79.013711][ T5645] invoke_syscall+0x98/0x2b0 [ 79.014394][ T5645] el0_svc_common+0x138/0x258 [ 79.015063][ T5645] do_el0_svc+0x58/0x13c [ 79.015710][ T5645] el0_svc+0x78/0x1d0 [ 79.016233][ T5645] el0t_64_sync_handler+0xcc/0xe4 [ 79.016936][ T5645] el0t_64_sync+0x1a0/0x1a4 [ 79.027504][ T5649] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.028755][ T5649] CPU: 1 PID: 5649 Comm: syz.2.48 Not tainted syzkaller #0 [ 79.029841][ T5649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.031180][ T5649] Call trace: [ 79.031637][ T5649] dump_backtrace+0x0/0x458 [ 79.032252][ T5649] show_stack+0x2c/0x3c [ 79.032840][ T5649] __dump_stack+0x30/0x40 [ 79.033439][ T5649] dump_stack_lvl+0xf4/0x15c [ 79.033740][ T5645] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.034051][ T5649] dump_stack+0x1c/0x5c [ 79.036158][ T5645] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.036679][ T5649] sysfs_create_dir_ns+0x244/0x264 [ 79.038305][ T5649] kobject_add_internal+0x5ac/0xc3c [ 79.039054][ T5649] kobject_init_and_add+0x124/0x190 [ 79.039808][ T5649] gfs2_sys_fs_add+0x200/0x41c [ 79.040486][ T5649] gfs2_fill_super+0xddc/0x1a18 [ 79.041193][ T5649] get_tree_bdev+0x358/0x544 [ 79.041825][ T5649] gfs2_get_tree+0x54/0x1b4 [ 79.042464][ T5649] vfs_get_tree+0x90/0x274 [ 79.043111][ T5649] do_new_mount+0x228/0x810 [ 79.043750][ T5649] path_mount+0x5bc/0x1008 [ 79.044427][ T5649] __arm64_sys_mount+0x514/0x5f0 [ 79.045119][ T5649] invoke_syscall+0x98/0x2b0 [ 79.045798][ T5649] el0_svc_common+0x138/0x258 [ 79.046478][ T5649] do_el0_svc+0x58/0x13c [ 79.047044][ T5649] el0_svc+0x78/0x1d0 [ 79.047628][ T5649] el0t_64_sync_handler+0xcc/0xe4 [ 79.048365][ T5649] el0t_64_sync+0x1a0/0x1a4 [ 79.066150][ T5651] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.067342][ T5651] CPU: 0 PID: 5651 Comm: syz.4.49 Not tainted syzkaller #0 [ 79.068398][ T5651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.069911][ T5651] Call trace: [ 79.070372][ T5651] dump_backtrace+0x0/0x458 [ 79.071046][ T5651] show_stack+0x2c/0x3c [ 79.071688][ T5651] __dump_stack+0x30/0x40 [ 79.072304][ T5651] dump_stack_lvl+0xf4/0x15c [ 79.072947][ T5651] dump_stack+0x1c/0x5c [ 79.073481][ T5651] sysfs_create_dir_ns+0x244/0x264 [ 79.074181][ T5651] kobject_add_internal+0x5ac/0xc3c [ 79.074886][ T5651] kobject_init_and_add+0x124/0x190 [ 79.075683][ T5651] gfs2_sys_fs_add+0x200/0x41c [ 79.076386][ T5651] gfs2_fill_super+0xddc/0x1a18 [ 79.077086][ T5651] get_tree_bdev+0x358/0x544 [ 79.077753][ T5651] gfs2_get_tree+0x54/0x1b4 [ 79.078374][ T5651] vfs_get_tree+0x90/0x274 [ 79.078967][ T5651] do_new_mount+0x228/0x810 [ 79.079567][ T5651] path_mount+0x5bc/0x1008 [ 79.080190][ T5651] __arm64_sys_mount+0x514/0x5f0 [ 79.080944][ T5651] invoke_syscall+0x98/0x2b0 [ 79.081649][ T5651] el0_svc_common+0x138/0x258 [ 79.082292][ T5651] do_el0_svc+0x58/0x13c [ 79.082888][ T5651] el0_svc+0x78/0x1d0 [ 79.083445][ T5651] el0t_64_sync_handler+0xcc/0xe4 [ 79.084158][ T5651] el0t_64_sync+0x1a0/0x1a4 [ 79.085112][ T5649] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.087062][ T5649] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.117219][ T5651] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.119310][ T5651] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.178015][ T5647] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.179125][ T5647] CPU: 1 PID: 5647 Comm: syz.1.47 Not tainted syzkaller #0 [ 79.180223][ T5647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.181739][ T5647] Call trace: [ 79.182193][ T5647] dump_backtrace+0x0/0x458 [ 79.182870][ T5647] show_stack+0x2c/0x3c [ 79.183510][ T5647] __dump_stack+0x30/0x40 [ 79.184116][ T5647] dump_stack_lvl+0xf4/0x15c [ 79.184766][ T5647] dump_stack+0x1c/0x5c [ 79.185309][ T5647] sysfs_create_dir_ns+0x244/0x264 [ 79.185983][ T5647] kobject_add_internal+0x5ac/0xc3c [ 79.186716][ T5647] kobject_init_and_add+0x124/0x190 [ 79.187448][ T5647] gfs2_sys_fs_add+0x200/0x41c [ 79.188158][ T5647] gfs2_fill_super+0xddc/0x1a18 [ 79.188846][ T5647] get_tree_bdev+0x358/0x544 [ 79.189469][ T5647] gfs2_get_tree+0x54/0x1b4 [ 79.190159][ T5647] vfs_get_tree+0x90/0x274 [ 79.190818][ T5647] do_new_mount+0x228/0x810 [ 79.191537][ T5647] path_mount+0x5bc/0x1008 [ 79.192179][ T5647] __arm64_sys_mount+0x514/0x5f0 [ 79.192859][ T5647] invoke_syscall+0x98/0x2b0 [ 79.193496][ T5647] el0_svc_common+0x138/0x258 [ 79.194115][ T5647] do_el0_svc+0x58/0x13c [ 79.194702][ T5647] el0_svc+0x78/0x1d0 [ 79.195283][ T5647] el0t_64_sync_handler+0xcc/0xe4 [ 79.196006][ T5647] el0t_64_sync+0x1a0/0x1a4 [ 79.225157][ T5647] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.227089][ T5647] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.277742][ T5653] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.278913][ T5653] CPU: 0 PID: 5653 Comm: syz.0.50 Not tainted syzkaller #0 [ 79.279955][ T5653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.281355][ T5653] Call trace: [ 79.281817][ T5653] dump_backtrace+0x0/0x458 [ 79.282460][ T5653] show_stack+0x2c/0x3c [ 79.283033][ T5653] __dump_stack+0x30/0x40 [ 79.283649][ T5653] dump_stack_lvl+0xf4/0x15c [ 79.284322][ T5653] dump_stack+0x1c/0x5c [ 79.284919][ T5653] sysfs_create_dir_ns+0x244/0x264 [ 79.285657][ T5653] kobject_add_internal+0x5ac/0xc3c [ 79.286412][ T5653] kobject_init_and_add+0x124/0x190 [ 79.287141][ T5653] gfs2_sys_fs_add+0x200/0x41c [ 79.287807][ T5653] gfs2_fill_super+0xddc/0x1a18 [ 79.288471][ T5653] get_tree_bdev+0x358/0x544 [ 79.289154][ T5653] gfs2_get_tree+0x54/0x1b4 [ 79.289784][ T5653] vfs_get_tree+0x90/0x274 [ 79.290435][ T5653] do_new_mount+0x228/0x810 [ 79.291142][ T5653] path_mount+0x5bc/0x1008 [ 79.291769][ T5653] __arm64_sys_mount+0x514/0x5f0 [ 79.292450][ T5653] invoke_syscall+0x98/0x2b0 [ 79.293158][ T5653] el0_svc_common+0x138/0x258 [ 79.293873][ T5653] do_el0_svc+0x58/0x13c [ 79.294473][ T5653] el0_svc+0x78/0x1d0 [ 79.295076][ T5653] el0t_64_sync_handler+0xcc/0xe4 [ 79.295799][ T5653] el0t_64_sync+0x1a0/0x1a4 [ 79.328416][ T5653] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.330494][ T5653] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.407963][ T5651] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.409152][ T5651] CPU: 0 PID: 5651 Comm: syz.4.49 Not tainted syzkaller #0 [ 79.410217][ T5651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.411695][ T5651] Call trace: [ 79.412197][ T5651] dump_backtrace+0x0/0x458 [ 79.412869][ T5651] show_stack+0x2c/0x3c [ 79.413507][ T5651] __dump_stack+0x30/0x40 [ 79.414182][ T5651] dump_stack_lvl+0xf4/0x15c [ 79.414862][ T5651] dump_stack+0x1c/0x5c [ 79.415427][ T5651] sysfs_create_dir_ns+0x244/0x264 [ 79.416146][ T5651] kobject_add_internal+0x5ac/0xc3c [ 79.416919][ T5651] kobject_init_and_add+0x124/0x190 [ 79.417625][ T5651] gfs2_sys_fs_add+0x200/0x41c [ 79.418330][ T5651] gfs2_fill_super+0xddc/0x1a18 [ 79.419054][ T5651] get_tree_bdev+0x358/0x544 [ 79.419800][ T5651] gfs2_get_tree+0x54/0x1b4 [ 79.420538][ T5651] vfs_get_tree+0x90/0x274 [ 79.421215][ T5651] do_new_mount+0x228/0x810 [ 79.421885][ T5651] path_mount+0x5bc/0x1008 [ 79.422483][ T5651] __arm64_sys_mount+0x514/0x5f0 [ 79.423224][ T5651] invoke_syscall+0x98/0x2b0 [ 79.423879][ T5651] el0_svc_common+0x138/0x258 [ 79.424571][ T5651] do_el0_svc+0x58/0x13c [ 79.425136][ T5651] el0_svc+0x78/0x1d0 [ 79.425763][ T5651] el0t_64_sync_handler+0xcc/0xe4 [ 79.426561][ T5651] el0t_64_sync+0x1a0/0x1a4 [ 79.435685][ T5649] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.436848][ T5649] CPU: 1 PID: 5649 Comm: syz.2.48 Not tainted syzkaller #0 [ 79.437894][ T5649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.439242][ T5649] Call trace: [ 79.439385][ T5651] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.439730][ T5649] dump_backtrace+0x0/0x458 [ 79.441777][ T5651] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.442436][ T5649] show_stack+0x2c/0x3c [ 79.443968][ T5649] __dump_stack+0x30/0x40 [ 79.444664][ T5649] dump_stack_lvl+0xf4/0x15c [ 79.445278][ T5649] dump_stack+0x1c/0x5c [ 79.445889][ T5649] sysfs_create_dir_ns+0x244/0x264 [ 79.446653][ T5649] kobject_add_internal+0x5ac/0xc3c [ 79.447420][ T5649] kobject_init_and_add+0x124/0x190 [ 79.448182][ T5649] gfs2_sys_fs_add+0x200/0x41c [ 79.448848][ T5649] gfs2_fill_super+0xddc/0x1a18 [ 79.449575][ T5649] get_tree_bdev+0x358/0x544 [ 79.450230][ T5649] gfs2_get_tree+0x54/0x1b4 [ 79.450881][ T5649] vfs_get_tree+0x90/0x274 [ 79.451524][ T5649] do_new_mount+0x228/0x810 [ 79.452179][ T5649] path_mount+0x5bc/0x1008 [ 79.452828][ T5649] __arm64_sys_mount+0x514/0x5f0 [ 79.453609][ T5649] invoke_syscall+0x98/0x2b0 [ 79.454353][ T5649] el0_svc_common+0x138/0x258 [ 79.455067][ T5649] do_el0_svc+0x58/0x13c [ 79.455694][ T5649] el0_svc+0x78/0x1d0 [ 79.456291][ T5649] el0t_64_sync_handler+0xcc/0xe4 [ 79.456986][ T5649] el0t_64_sync+0x1a0/0x1a4 [ 79.477532][ T5655] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.478734][ T5655] CPU: 0 PID: 5655 Comm: syz.1.51 Not tainted syzkaller #0 [ 79.479818][ T5655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.481369][ T5655] Call trace: [ 79.481816][ T5655] dump_backtrace+0x0/0x458 [ 79.482515][ T5655] show_stack+0x2c/0x3c [ 79.483148][ T5655] __dump_stack+0x30/0x40 [ 79.483811][ T5655] dump_stack_lvl+0xf4/0x15c [ 79.484477][ T5655] dump_stack+0x1c/0x5c [ 79.485060][ T5655] sysfs_create_dir_ns+0x244/0x264 [ 79.485773][ T5655] kobject_add_internal+0x5ac/0xc3c [ 79.486473][ T5655] kobject_init_and_add+0x124/0x190 [ 79.487161][ T5655] gfs2_sys_fs_add+0x200/0x41c [ 79.487838][ T5655] gfs2_fill_super+0xddc/0x1a18 [ 79.488562][ T5655] get_tree_bdev+0x358/0x544 [ 79.489217][ T5655] gfs2_get_tree+0x54/0x1b4 [ 79.489861][ T5655] vfs_get_tree+0x90/0x274 [ 79.490463][ T5655] do_new_mount+0x228/0x810 [ 79.491075][ T5655] path_mount+0x5bc/0x1008 [ 79.491708][ T5655] __arm64_sys_mount+0x514/0x5f0 [ 79.492446][ T5655] invoke_syscall+0x98/0x2b0 [ 79.493145][ T5655] el0_svc_common+0x138/0x258 [ 79.493831][ T5655] do_el0_svc+0x58/0x13c [ 79.494439][ T5655] el0_svc+0x78/0x1d0 [ 79.495039][ T5655] el0t_64_sync_handler+0xcc/0xe4 [ 79.495784][ T5655] el0t_64_sync+0x1a0/0x1a4 [ 79.504875][ T5649] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.506774][ T5649] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.534623][ T5655] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.536679][ T5655] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.550224][ T5653] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.551444][ T5653] CPU: 1 PID: 5653 Comm: syz.0.50 Not tainted syzkaller #0 [ 79.552498][ T5653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.553919][ T5653] Call trace: [ 79.554380][ T5653] dump_backtrace+0x0/0x458 [ 79.555040][ T5653] show_stack+0x2c/0x3c [ 79.555599][ T5653] __dump_stack+0x30/0x40 [ 79.556241][ T5653] dump_stack_lvl+0xf4/0x15c [ 79.556855][ T5653] dump_stack+0x1c/0x5c [ 79.557438][ T5653] sysfs_create_dir_ns+0x244/0x264 [ 79.558112][ T5653] kobject_add_internal+0x5ac/0xc3c [ 79.558863][ T5653] kobject_init_and_add+0x124/0x190 [ 79.559592][ T5653] gfs2_sys_fs_add+0x200/0x41c [ 79.560238][ T5653] gfs2_fill_super+0xddc/0x1a18 [ 79.560944][ T5653] get_tree_bdev+0x358/0x544 [ 79.561598][ T5653] gfs2_get_tree+0x54/0x1b4 [ 79.562196][ T5653] vfs_get_tree+0x90/0x274 [ 79.562820][ T5653] do_new_mount+0x228/0x810 [ 79.563478][ T5653] path_mount+0x5bc/0x1008 [ 79.564124][ T5653] __arm64_sys_mount+0x514/0x5f0 [ 79.564810][ T5653] invoke_syscall+0x98/0x2b0 [ 79.565424][ T5653] el0_svc_common+0x138/0x258 [ 79.566043][ T5653] do_el0_svc+0x58/0x13c [ 79.566617][ T5653] el0_svc+0x78/0x1d0 [ 79.567197][ T5653] el0t_64_sync_handler+0xcc/0xe4 [ 79.567896][ T5653] el0t_64_sync+0x1a0/0x1a4 [ 79.589984][ T5653] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.591935][ T5653] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.717596][ T5657] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.718708][ T5657] CPU: 0 PID: 5657 Comm: syz.4.52 Not tainted syzkaller #0 [ 79.719705][ T5657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.721129][ T5657] Call trace: [ 79.721605][ T5657] dump_backtrace+0x0/0x458 [ 79.722263][ T5657] show_stack+0x2c/0x3c [ 79.722888][ T5657] __dump_stack+0x30/0x40 [ 79.723521][ T5657] dump_stack_lvl+0xf4/0x15c [ 79.724109][ T5657] dump_stack+0x1c/0x5c [ 79.724689][ T5657] sysfs_create_dir_ns+0x244/0x264 [ 79.725412][ T5657] kobject_add_internal+0x5ac/0xc3c [ 79.726137][ T5657] kobject_init_and_add+0x124/0x190 [ 79.726952][ T5657] gfs2_sys_fs_add+0x200/0x41c [ 79.727629][ T5657] gfs2_fill_super+0xddc/0x1a18 [ 79.728342][ T5657] get_tree_bdev+0x358/0x544 [ 79.729009][ T5657] gfs2_get_tree+0x54/0x1b4 [ 79.729677][ T5657] vfs_get_tree+0x90/0x274 [ 79.730303][ T5657] do_new_mount+0x228/0x810 [ 79.731040][ T5657] path_mount+0x5bc/0x1008 [ 79.731625][ T5657] __arm64_sys_mount+0x514/0x5f0 [ 79.732379][ T5657] invoke_syscall+0x98/0x2b0 [ 79.733074][ T5657] el0_svc_common+0x138/0x258 [ 79.733782][ T5657] do_el0_svc+0x58/0x13c [ 79.734503][ T5657] el0_svc+0x78/0x1d0 [ 79.735100][ T5657] el0t_64_sync_handler+0xcc/0xe4 [ 79.735847][ T5657] el0t_64_sync+0x1a0/0x1a4 [ 79.752623][ T5655] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.754526][ T5655] CPU: 0 PID: 5655 Comm: syz.1.51 Not tainted syzkaller #0 [ 79.755706][ T5655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.757219][ T5655] Call trace: [ 79.757707][ T5655] dump_backtrace+0x0/0x458 [ 79.758438][ T5655] show_stack+0x2c/0x3c [ 79.759087][ T5655] __dump_stack+0x30/0x40 [ 79.759749][ T5655] dump_stack_lvl+0xf4/0x15c [ 79.760473][ T5655] dump_stack+0x1c/0x5c [ 79.761110][ T5655] sysfs_create_dir_ns+0x244/0x264 [ 79.761889][ T5655] kobject_add_internal+0x5ac/0xc3c [ 79.762632][ T5655] kobject_init_and_add+0x124/0x190 [ 79.763370][ T5655] gfs2_sys_fs_add+0x200/0x41c [ 79.764066][ T5655] gfs2_fill_super+0xddc/0x1a18 [ 79.764755][ T5655] get_tree_bdev+0x358/0x544 [ 79.765496][ T5655] gfs2_get_tree+0x54/0x1b4 [ 79.766136][ T5655] vfs_get_tree+0x90/0x274 [ 79.766774][ T5655] do_new_mount+0x228/0x810 [ 79.767458][ T5655] path_mount+0x5bc/0x1008 [ 79.768107][ T5655] __arm64_sys_mount+0x514/0x5f0 [ 79.768805][ T5655] invoke_syscall+0x98/0x2b0 [ 79.769411][ T5655] el0_svc_common+0x138/0x258 [ 79.770092][ T5655] do_el0_svc+0x58/0x13c [ 79.770699][ T5655] el0_svc+0x78/0x1d0 [ 79.771275][ T5655] el0t_64_sync_handler+0xcc/0xe4 [ 79.771943][ T5655] el0t_64_sync+0x1a0/0x1a4 [ 79.780561][ T5657] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.782345][ T5657] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.803546][ T5655] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.811627][ T5655] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.828455][ T5659] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.829680][ T5659] CPU: 1 PID: 5659 Comm: syz.2.53 Not tainted syzkaller #0 [ 79.830892][ T5659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.832326][ T5659] Call trace: [ 79.832796][ T5659] dump_backtrace+0x0/0x458 [ 79.833450][ T5659] show_stack+0x2c/0x3c [ 79.834048][ T5659] __dump_stack+0x30/0x40 [ 79.834666][ T5659] dump_stack_lvl+0xf4/0x15c [ 79.835345][ T5659] dump_stack+0x1c/0x5c [ 79.835859][ T5659] sysfs_create_dir_ns+0x244/0x264 [ 79.836535][ T5659] kobject_add_internal+0x5ac/0xc3c [ 79.837215][ T5659] kobject_init_and_add+0x124/0x190 [ 79.837934][ T5659] gfs2_sys_fs_add+0x200/0x41c [ 79.838587][ T5659] gfs2_fill_super+0xddc/0x1a18 [ 79.839326][ T5659] get_tree_bdev+0x358/0x544 [ 79.839985][ T5659] gfs2_get_tree+0x54/0x1b4 [ 79.840594][ T5659] vfs_get_tree+0x90/0x274 [ 79.841229][ T5659] do_new_mount+0x228/0x810 [ 79.841961][ T5659] path_mount+0x5bc/0x1008 [ 79.842611][ T5659] __arm64_sys_mount+0x514/0x5f0 [ 79.843382][ T5659] invoke_syscall+0x98/0x2b0 [ 79.844100][ T5659] el0_svc_common+0x138/0x258 [ 79.844740][ T5659] do_el0_svc+0x58/0x13c [ 79.845319][ T5659] el0_svc+0x78/0x1d0 [ 79.845889][ T5659] el0t_64_sync_handler+0xcc/0xe4 [ 79.846615][ T5659] el0t_64_sync+0x1a0/0x1a4 [ 79.877741][ T5659] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.879896][ T5659] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.895601][ T5661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.897011][ T5661] CPU: 1 PID: 5661 Comm: syz.0.54 Not tainted syzkaller #0 [ 79.898082][ T5661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.899509][ T5661] Call trace: [ 79.899960][ T5661] dump_backtrace+0x0/0x458 [ 79.900630][ T5661] show_stack+0x2c/0x3c [ 79.901193][ T5661] __dump_stack+0x30/0x40 [ 79.901805][ T5661] dump_stack_lvl+0xf4/0x15c [ 79.902442][ T5661] dump_stack+0x1c/0x5c [ 79.903058][ T5661] sysfs_create_dir_ns+0x244/0x264 [ 79.903794][ T5661] kobject_add_internal+0x5ac/0xc3c [ 79.904583][ T5661] kobject_init_and_add+0x124/0x190 [ 79.905392][ T5661] gfs2_sys_fs_add+0x200/0x41c [ 79.906111][ T5661] gfs2_fill_super+0xddc/0x1a18 [ 79.906952][ T5661] get_tree_bdev+0x358/0x544 [ 79.907692][ T5661] gfs2_get_tree+0x54/0x1b4 [ 79.908470][ T5661] vfs_get_tree+0x90/0x274 [ 79.909124][ T5661] do_new_mount+0x228/0x810 [ 79.909849][ T5661] path_mount+0x5bc/0x1008 [ 79.910465][ T5661] __arm64_sys_mount+0x514/0x5f0 [ 79.911224][ T5661] invoke_syscall+0x98/0x2b0 [ 79.911893][ T5661] el0_svc_common+0x138/0x258 [ 79.912590][ T5661] do_el0_svc+0x58/0x13c [ 79.913205][ T5661] el0_svc+0x78/0x1d0 [ 79.913817][ T5661] el0t_64_sync_handler+0xcc/0xe4 [ 79.914490][ T5661] el0t_64_sync+0x1a0/0x1a4 [ 79.946843][ T5661] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.948770][ T5661] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.036809][ T5657] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.037909][ T5657] CPU: 0 PID: 5657 Comm: syz.4.52 Not tainted syzkaller #0 [ 80.038928][ T5657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.040303][ T5657] Call trace: [ 80.040698][ T5657] dump_backtrace+0x0/0x458 [ 80.041339][ T5657] show_stack+0x2c/0x3c [ 80.041881][ T5657] __dump_stack+0x30/0x40 [ 80.042476][ T5657] dump_stack_lvl+0xf4/0x15c [ 80.043114][ T5657] dump_stack+0x1c/0x5c [ 80.043690][ T5657] sysfs_create_dir_ns+0x244/0x264 [ 80.044347][ T5657] kobject_add_internal+0x5ac/0xc3c [ 80.045111][ T5657] kobject_init_and_add+0x124/0x190 [ 80.045990][ T5657] gfs2_sys_fs_add+0x200/0x41c [ 80.046743][ T5657] gfs2_fill_super+0xddc/0x1a18 [ 80.047447][ T5657] get_tree_bdev+0x358/0x544 [ 80.048102][ T5657] gfs2_get_tree+0x54/0x1b4 [ 80.048759][ T5657] vfs_get_tree+0x90/0x274 [ 80.049368][ T5657] do_new_mount+0x228/0x810 [ 80.050001][ T5657] path_mount+0x5bc/0x1008 [ 80.050654][ T5657] __arm64_sys_mount+0x514/0x5f0 [ 80.051340][ T5657] invoke_syscall+0x98/0x2b0 [ 80.051957][ T5657] el0_svc_common+0x138/0x258 [ 80.052580][ T5657] do_el0_svc+0x58/0x13c [ 80.053147][ T5657] el0_svc+0x78/0x1d0 [ 80.053706][ T5657] el0t_64_sync_handler+0xcc/0xe4 [ 80.054414][ T5657] el0t_64_sync+0x1a0/0x1a4 [ 80.066418][ T5663] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.067628][ T5663] CPU: 0 PID: 5663 Comm: syz.1.55 Not tainted syzkaller #0 [ 80.068680][ T5663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.070067][ T5663] Call trace: [ 80.070516][ T5663] dump_backtrace+0x0/0x458 [ 80.071135][ T5663] show_stack+0x2c/0x3c [ 80.071736][ T5663] __dump_stack+0x30/0x40 [ 80.072355][ T5663] dump_stack_lvl+0xf4/0x15c [ 80.072999][ T5663] dump_stack+0x1c/0x5c [ 80.073607][ T5663] sysfs_create_dir_ns+0x244/0x264 [ 80.074330][ T5663] kobject_add_internal+0x5ac/0xc3c [ 80.075062][ T5663] kobject_init_and_add+0x124/0x190 [ 80.075867][ T5663] gfs2_sys_fs_add+0x200/0x41c [ 80.076572][ T5663] gfs2_fill_super+0xddc/0x1a18 [ 80.077288][ T5663] get_tree_bdev+0x358/0x544 [ 80.077979][ T5663] gfs2_get_tree+0x54/0x1b4 [ 80.078637][ T5663] vfs_get_tree+0x90/0x274 [ 80.079258][ T5663] do_new_mount+0x228/0x810 [ 80.079907][ T5663] path_mount+0x5bc/0x1008 [ 80.080553][ T5663] __arm64_sys_mount+0x514/0x5f0 [ 80.081243][ T5663] invoke_syscall+0x98/0x2b0 [ 80.081911][ T5663] el0_svc_common+0x138/0x258 [ 80.082569][ T5663] do_el0_svc+0x58/0x13c [ 80.083191][ T5663] el0_svc+0x78/0x1d0 [ 80.083746][ T5663] el0t_64_sync_handler+0xcc/0xe4 [ 80.084475][ T5663] el0t_64_sync+0x1a0/0x1a4 [ 80.095696][ T5657] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.097563][ T5657] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.113634][ T5663] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.115713][ T5663] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.125367][ T5659] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.126508][ T5659] CPU: 1 PID: 5659 Comm: syz.2.53 Not tainted syzkaller #0 [ 80.127485][ T5659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.128852][ T5659] Call trace: [ 80.129292][ T5659] dump_backtrace+0x0/0x458 [ 80.129931][ T5659] show_stack+0x2c/0x3c [ 80.130564][ T5659] __dump_stack+0x30/0x40 [ 80.131226][ T5659] dump_stack_lvl+0xf4/0x15c [ 80.131891][ T5659] dump_stack+0x1c/0x5c [ 80.132467][ T5659] sysfs_create_dir_ns+0x244/0x264 [ 80.133215][ T5659] kobject_add_internal+0x5ac/0xc3c [ 80.133955][ T5659] kobject_init_and_add+0x124/0x190 [ 80.134644][ T5659] gfs2_sys_fs_add+0x200/0x41c [ 80.135278][ T5659] gfs2_fill_super+0xddc/0x1a18 [ 80.135989][ T5659] get_tree_bdev+0x358/0x544 [ 80.136677][ T5659] gfs2_get_tree+0x54/0x1b4 [ 80.137350][ T5659] vfs_get_tree+0x90/0x274 [ 80.137992][ T5659] do_new_mount+0x228/0x810 [ 80.138706][ T5659] path_mount+0x5bc/0x1008 [ 80.139356][ T5659] __arm64_sys_mount+0x514/0x5f0 [ 80.140087][ T5659] invoke_syscall+0x98/0x2b0 [ 80.140743][ T5659] el0_svc_common+0x138/0x258 [ 80.141466][ T5659] do_el0_svc+0x58/0x13c [ 80.142091][ T5659] el0_svc+0x78/0x1d0 [ 80.142674][ T5659] el0t_64_sync_handler+0xcc/0xe4 [ 80.143398][ T5659] el0t_64_sync+0x1a0/0x1a4 [ 80.175757][ T5659] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.177791][ T5659] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.208493][ T5661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.209567][ T5661] CPU: 0 PID: 5661 Comm: syz.0.54 Not tainted syzkaller #0 [ 80.210524][ T5661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.211959][ T5661] Call trace: [ 80.212392][ T5661] dump_backtrace+0x0/0x458 [ 80.213025][ T5661] show_stack+0x2c/0x3c [ 80.213583][ T5661] __dump_stack+0x30/0x40 [ 80.214177][ T5661] dump_stack_lvl+0xf4/0x15c [ 80.214780][ T5661] dump_stack+0x1c/0x5c [ 80.215415][ T5661] sysfs_create_dir_ns+0x244/0x264 [ 80.216228][ T5661] kobject_add_internal+0x5ac/0xc3c [ 80.217039][ T5661] kobject_init_and_add+0x124/0x190 [ 80.217771][ T5661] gfs2_sys_fs_add+0x200/0x41c [ 80.218509][ T5661] gfs2_fill_super+0xddc/0x1a18 [ 80.219175][ T5661] get_tree_bdev+0x358/0x544 [ 80.219822][ T5661] gfs2_get_tree+0x54/0x1b4 [ 80.220467][ T5661] vfs_get_tree+0x90/0x274 [ 80.221079][ T5661] do_new_mount+0x228/0x810 [ 80.221714][ T5661] path_mount+0x5bc/0x1008 [ 80.222281][ T5661] __arm64_sys_mount+0x514/0x5f0 [ 80.222977][ T5661] invoke_syscall+0x98/0x2b0 [ 80.223593][ T5661] el0_svc_common+0x138/0x258 [ 80.224180][ T5661] do_el0_svc+0x58/0x13c [ 80.224773][ T5661] el0_svc+0x78/0x1d0 [ 80.225304][ T5661] el0t_64_sync_handler+0xcc/0xe4 [ 80.225967][ T5661] el0t_64_sync+0x1a0/0x1a4 [ 80.265359][ T5661] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.267292][ T5661] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.358498][ T5663] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.359681][ T5663] CPU: 0 PID: 5663 Comm: syz.1.55 Not tainted syzkaller #0 [ 80.360682][ T5663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.362152][ T5663] Call trace: [ 80.362625][ T5663] dump_backtrace+0x0/0x458 [ 80.363296][ T5663] show_stack+0x2c/0x3c [ 80.363878][ T5663] __dump_stack+0x30/0x40 [ 80.364592][ T5663] dump_stack_lvl+0xf4/0x15c [ 80.365272][ T5663] dump_stack+0x1c/0x5c [ 80.365903][ T5663] sysfs_create_dir_ns+0x244/0x264 [ 80.366624][ T5663] kobject_add_internal+0x5ac/0xc3c [ 80.367426][ T5663] kobject_init_and_add+0x124/0x190 [ 80.368234][ T5663] gfs2_sys_fs_add+0x200/0x41c [ 80.368911][ T5663] gfs2_fill_super+0xddc/0x1a18 [ 80.369629][ T5663] get_tree_bdev+0x358/0x544 [ 80.370254][ T5663] gfs2_get_tree+0x54/0x1b4 [ 80.370849][ T5663] vfs_get_tree+0x90/0x274 [ 80.371519][ T5663] do_new_mount+0x228/0x810 [ 80.372176][ T5663] path_mount+0x5bc/0x1008 [ 80.372810][ T5663] __arm64_sys_mount+0x514/0x5f0 [ 80.373561][ T5663] invoke_syscall+0x98/0x2b0 [ 80.374265][ T5663] el0_svc_common+0x138/0x258 [ 80.374998][ T5663] do_el0_svc+0x58/0x13c [ 80.375594][ T5663] el0_svc+0x78/0x1d0 [ 80.376163][ T5663] el0t_64_sync_handler+0xcc/0xe4 [ 80.376861][ T5663] el0t_64_sync+0x1a0/0x1a4 [ 80.408197][ T5663] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.410630][ T5663] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.435863][ T5665] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.437070][ T5665] CPU: 1 PID: 5665 Comm: syz.4.56 Not tainted syzkaller #0 [ 80.438142][ T5665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.439648][ T5665] Call trace: [ 80.440098][ T5665] dump_backtrace+0x0/0x458 [ 80.440775][ T5665] show_stack+0x2c/0x3c [ 80.441378][ T5665] __dump_stack+0x30/0x40 [ 80.441999][ T5665] dump_stack_lvl+0xf4/0x15c [ 80.442688][ T5665] dump_stack+0x1c/0x5c [ 80.443308][ T5665] sysfs_create_dir_ns+0x244/0x264 [ 80.444054][ T5665] kobject_add_internal+0x5ac/0xc3c [ 80.444807][ T5665] kobject_init_and_add+0x124/0x190 [ 80.445524][ T5665] gfs2_sys_fs_add+0x200/0x41c [ 80.446219][ T5665] gfs2_fill_super+0xddc/0x1a18 [ 80.446897][ T5665] get_tree_bdev+0x358/0x544 [ 80.447522][ T5665] gfs2_get_tree+0x54/0x1b4 [ 80.448116][ T5665] vfs_get_tree+0x90/0x274 [ 80.448672][ T5665] do_new_mount+0x228/0x810 [ 80.449353][ T5665] path_mount+0x5bc/0x1008 [ 80.449977][ T5665] __arm64_sys_mount+0x514/0x5f0 [ 80.450724][ T5665] invoke_syscall+0x98/0x2b0 [ 80.451393][ T5665] el0_svc_common+0x138/0x258 [ 80.452027][ T5665] do_el0_svc+0x58/0x13c [ 80.452599][ T5665] el0_svc+0x78/0x1d0 [ 80.453163][ T5665] el0t_64_sync_handler+0xcc/0xe4 [ 80.453915][ T5665] el0t_64_sync+0x1a0/0x1a4 [ 80.478322][ T5665] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.480408][ T5665] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.528850][ T5667] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.530076][ T5667] CPU: 1 PID: 5667 Comm: syz.2.57 Not tainted syzkaller #0 [ 80.531171][ T5667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.532553][ T5667] Call trace: [ 80.533015][ T5667] dump_backtrace+0x0/0x458 [ 80.533697][ T5667] show_stack+0x2c/0x3c [ 80.534320][ T5667] __dump_stack+0x30/0x40 [ 80.534900][ T5667] dump_stack_lvl+0xf4/0x15c [ 80.535529][ T5667] dump_stack+0x1c/0x5c [ 80.536078][ T5667] sysfs_create_dir_ns+0x244/0x264 [ 80.536859][ T5667] kobject_add_internal+0x5ac/0xc3c [ 80.537648][ T5667] kobject_init_and_add+0x124/0x190 [ 80.538457][ T5667] gfs2_sys_fs_add+0x200/0x41c [ 80.539127][ T5667] gfs2_fill_super+0xddc/0x1a18 [ 80.539846][ T5667] get_tree_bdev+0x358/0x544 [ 80.540556][ T5667] gfs2_get_tree+0x54/0x1b4 [ 80.541237][ T5667] vfs_get_tree+0x90/0x274 [ 80.541897][ T5667] do_new_mount+0x228/0x810 [ 80.542544][ T5667] path_mount+0x5bc/0x1008 [ 80.543196][ T5667] __arm64_sys_mount+0x514/0x5f0 [ 80.543873][ T5667] invoke_syscall+0x98/0x2b0 [ 80.544502][ T5667] el0_svc_common+0x138/0x258 [ 80.545189][ T5667] do_el0_svc+0x58/0x13c [ 80.545835][ T5667] el0_svc+0x78/0x1d0 [ 80.546429][ T5667] el0t_64_sync_handler+0xcc/0xe4 [ 80.547146][ T5667] el0t_64_sync+0x1a0/0x1a4 [ 80.556522][ T5669] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.557742][ T5669] CPU: 0 PID: 5669 Comm: syz.0.58 Not tainted syzkaller #0 [ 80.558725][ T5669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.560067][ T5669] Call trace: [ 80.560499][ T5669] dump_backtrace+0x0/0x458 [ 80.561162][ T5669] show_stack+0x2c/0x3c [ 80.561774][ T5669] __dump_stack+0x30/0x40 [ 80.562371][ T5669] dump_stack_lvl+0xf4/0x15c [ 80.563011][ T5669] dump_stack+0x1c/0x5c [ 80.563624][ T5669] sysfs_create_dir_ns+0x244/0x264 [ 80.564335][ T5669] kobject_add_internal+0x5ac/0xc3c [ 80.565068][ T5669] kobject_init_and_add+0x124/0x190 [ 80.565801][ T5669] gfs2_sys_fs_add+0x200/0x41c [ 80.566493][ T5669] gfs2_fill_super+0xddc/0x1a18 [ 80.567180][ T5669] get_tree_bdev+0x358/0x544 [ 80.567801][ T5669] gfs2_get_tree+0x54/0x1b4 [ 80.568482][ T5669] vfs_get_tree+0x90/0x274 [ 80.569125][ T5669] do_new_mount+0x228/0x810 [ 80.569748][ T5669] path_mount+0x5bc/0x1008 [ 80.570369][ T5669] __arm64_sys_mount+0x514/0x5f0 [ 80.571030][ T5669] invoke_syscall+0x98/0x2b0 [ 80.571682][ T5669] el0_svc_common+0x138/0x258 [ 80.572337][ T5669] do_el0_svc+0x58/0x13c [ 80.572929][ T5669] el0_svc+0x78/0x1d0 [ 80.573476][ T5669] el0t_64_sync_handler+0xcc/0xe4 [ 80.574176][ T5669] el0t_64_sync+0x1a0/0x1a4 [ 80.590135][ T5667] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.594355][ T5667] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.602459][ T5669] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.604415][ T5669] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.635478][ T5671] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.636598][ T5671] CPU: 0 PID: 5671 Comm: syz.1.59 Not tainted syzkaller #0 [ 80.637587][ T5671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.638918][ T5671] Call trace: [ 80.639392][ T5671] dump_backtrace+0x0/0x458 [ 80.640040][ T5671] show_stack+0x2c/0x3c [ 80.640600][ T5671] __dump_stack+0x30/0x40 [ 80.641224][ T5671] dump_stack_lvl+0xf4/0x15c [ 80.641823][ T5671] dump_stack+0x1c/0x5c [ 80.642404][ T5671] sysfs_create_dir_ns+0x244/0x264 [ 80.643097][ T5671] kobject_add_internal+0x5ac/0xc3c [ 80.643859][ T5671] kobject_init_and_add+0x124/0x190 [ 80.644577][ T5671] gfs2_sys_fs_add+0x200/0x41c [ 80.645254][ T5671] gfs2_fill_super+0xddc/0x1a18 [ 80.645930][ T5671] get_tree_bdev+0x358/0x544 [ 80.646591][ T5671] gfs2_get_tree+0x54/0x1b4 [ 80.647249][ T5671] vfs_get_tree+0x90/0x274 [ 80.647881][ T5671] do_new_mount+0x228/0x810 [ 80.648539][ T5671] path_mount+0x5bc/0x1008 [ 80.649162][ T5671] __arm64_sys_mount+0x514/0x5f0 [ 80.649850][ T5671] invoke_syscall+0x98/0x2b0 [ 80.650490][ T5671] el0_svc_common+0x138/0x258 [ 80.651160][ T5671] do_el0_svc+0x58/0x13c [ 80.651769][ T5671] el0_svc+0x78/0x1d0 [ 80.652305][ T5671] el0t_64_sync_handler+0xcc/0xe4 [ 80.653068][ T5671] el0t_64_sync+0x1a0/0x1a4 [ 80.694938][ T5671] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.696937][ T5671] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.724221][ T5665] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.727693][ T5665] CPU: 1 PID: 5665 Comm: syz.4.56 Not tainted syzkaller #0 [ 80.728786][ T5665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.730175][ T5665] Call trace: [ 80.730624][ T5665] dump_backtrace+0x0/0x458 [ 80.731227][ T5665] show_stack+0x2c/0x3c [ 80.731744][ T5665] __dump_stack+0x30/0x40 [ 80.732397][ T5665] dump_stack_lvl+0xf4/0x15c [ 80.733071][ T5665] dump_stack+0x1c/0x5c [ 80.733648][ T5665] sysfs_create_dir_ns+0x244/0x264 [ 80.734353][ T5665] kobject_add_internal+0x5ac/0xc3c [ 80.735113][ T5665] kobject_init_and_add+0x124/0x190 [ 80.735847][ T5665] gfs2_sys_fs_add+0x200/0x41c [ 80.736540][ T5665] gfs2_fill_super+0xddc/0x1a18 [ 80.737261][ T5665] get_tree_bdev+0x358/0x544 [ 80.737960][ T5665] gfs2_get_tree+0x54/0x1b4 [ 80.738609][ T5665] vfs_get_tree+0x90/0x274 [ 80.739271][ T5665] do_new_mount+0x228/0x810 [ 80.739885][ T5665] path_mount+0x5bc/0x1008 [ 80.740502][ T5665] __arm64_sys_mount+0x514/0x5f0 [ 80.741203][ T5665] invoke_syscall+0x98/0x2b0 [ 80.741836][ T5665] el0_svc_common+0x138/0x258 [ 80.742517][ T5665] do_el0_svc+0x58/0x13c [ 80.743126][ T5665] el0_svc+0x78/0x1d0 [ 80.743753][ T5665] el0t_64_sync_handler+0xcc/0xe4 [ 80.744531][ T5665] el0t_64_sync+0x1a0/0x1a4 [ 80.775259][ T5665] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.786696][ T5665] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.876309][ T5669] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.877555][ T5669] CPU: 0 PID: 5669 Comm: syz.0.58 Not tainted syzkaller #0 [ 80.878596][ T5669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.879998][ T5669] Call trace: [ 80.880547][ T5669] dump_backtrace+0x0/0x458 [ 80.881286][ T5669] show_stack+0x2c/0x3c [ 80.881837][ T5669] __dump_stack+0x30/0x40 [ 80.882440][ T5669] dump_stack_lvl+0xf4/0x15c [ 80.883089][ T5669] dump_stack+0x1c/0x5c [ 80.883690][ T5669] sysfs_create_dir_ns+0x244/0x264 [ 80.884427][ T5669] kobject_add_internal+0x5ac/0xc3c [ 80.885202][ T5669] kobject_init_and_add+0x124/0x190 [ 80.885993][ T5669] gfs2_sys_fs_add+0x200/0x41c [ 80.886631][ T5669] gfs2_fill_super+0xddc/0x1a18 [ 80.887327][ T5669] get_tree_bdev+0x358/0x544 [ 80.888006][ T5669] gfs2_get_tree+0x54/0x1b4 [ 80.888726][ T5669] vfs_get_tree+0x90/0x274 [ 80.889355][ T5669] do_new_mount+0x228/0x810 [ 80.889968][ T5669] path_mount+0x5bc/0x1008 [ 80.890619][ T5669] __arm64_sys_mount+0x514/0x5f0 [ 80.891283][ T5669] invoke_syscall+0x98/0x2b0 [ 80.891964][ T5669] el0_svc_common+0x138/0x258 [ 80.892638][ T5669] do_el0_svc+0x58/0x13c [ 80.893234][ T5669] el0_svc+0x78/0x1d0 [ 80.893879][ T5669] el0t_64_sync_handler+0xcc/0xe4 [ 80.894607][ T5669] el0t_64_sync+0x1a0/0x1a4 [ 80.897682][ T5669] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.899560][ T5669] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.909726][ T5667] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.910932][ T5667] CPU: 1 PID: 5667 Comm: syz.2.57 Not tainted syzkaller #0 [ 80.911935][ T5667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.913420][ T5667] Call trace: [ 80.913881][ T5667] dump_backtrace+0x0/0x458 [ 80.914593][ T5667] show_stack+0x2c/0x3c [ 80.915220][ T5667] __dump_stack+0x30/0x40 [ 80.915892][ T5667] dump_stack_lvl+0xf4/0x15c [ 80.916594][ T5667] dump_stack+0x1c/0x5c [ 80.917156][ T5667] sysfs_create_dir_ns+0x244/0x264 [ 80.917874][ T5667] kobject_add_internal+0x5ac/0xc3c [ 80.918586][ T5667] kobject_init_and_add+0x124/0x190 [ 80.919379][ T5667] gfs2_sys_fs_add+0x200/0x41c [ 80.920033][ T5667] gfs2_fill_super+0xddc/0x1a18 [ 80.920770][ T5667] get_tree_bdev+0x358/0x544 [ 80.921395][ T5667] gfs2_get_tree+0x54/0x1b4 [ 80.922019][ T5667] vfs_get_tree+0x90/0x274 [ 80.922716][ T5667] do_new_mount+0x228/0x810 [ 80.923362][ T5667] path_mount+0x5bc/0x1008 [ 80.924067][ T5667] __arm64_sys_mount+0x514/0x5f0 [ 80.924746][ T5667] invoke_syscall+0x98/0x2b0 [ 80.925370][ T5667] el0_svc_common+0x138/0x258 [ 80.926004][ T5667] do_el0_svc+0x58/0x13c [ 80.926575][ T5667] el0_svc+0x78/0x1d0 [ 80.927093][ T5667] el0t_64_sync_handler+0xcc/0xe4 [ 80.927812][ T5667] el0t_64_sync+0x1a0/0x1a4 [ 80.942651][ T5667] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.944534][ T5667] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.955686][ T5671] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.956758][ T5671] CPU: 1 PID: 5671 Comm: syz.1.59 Not tainted syzkaller #0 [ 80.957694][ T5671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.959016][ T5671] Call trace: [ 80.959472][ T5671] dump_backtrace+0x0/0x458 [ 80.960074][ T5671] show_stack+0x2c/0x3c [ 80.960674][ T5671] __dump_stack+0x30/0x40 [ 80.961286][ T5671] dump_stack_lvl+0xf4/0x15c [ 80.961966][ T5671] dump_stack+0x1c/0x5c [ 80.962572][ T5671] sysfs_create_dir_ns+0x244/0x264 [ 80.963321][ T5671] kobject_add_internal+0x5ac/0xc3c [ 80.964071][ T5671] kobject_init_and_add+0x124/0x190 [ 80.964888][ T5671] gfs2_sys_fs_add+0x200/0x41c [ 80.965490][ T5673] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.965566][ T5671] gfs2_fill_super+0xddc/0x1a18 [ 80.967265][ T5671] get_tree_bdev+0x358/0x544 [ 80.967885][ T5671] gfs2_get_tree+0x54/0x1b4 [ 80.968506][ T5671] vfs_get_tree+0x90/0x274 [ 80.969149][ T5671] do_new_mount+0x228/0x810 [ 80.969746][ T5671] path_mount+0x5bc/0x1008 [ 80.970365][ T5671] __arm64_sys_mount+0x514/0x5f0 [ 80.971082][ T5671] invoke_syscall+0x98/0x2b0 [ 80.971740][ T5671] el0_svc_common+0x138/0x258 [ 80.972430][ T5671] do_el0_svc+0x58/0x13c [ 80.973020][ T5671] el0_svc+0x78/0x1d0 [ 80.973595][ T5671] el0t_64_sync_handler+0xcc/0xe4 [ 80.974314][ T5671] el0t_64_sync+0x1a0/0x1a4 [ 80.974941][ T5673] CPU: 0 PID: 5673 Comm: syz.4.60 Not tainted syzkaller #0 [ 80.975989][ T5673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.977454][ T5673] Call trace: [ 80.977579][ T5671] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.977871][ T5673] dump_backtrace+0x0/0x458 [ 80.979683][ T5671] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.980336][ T5673] show_stack+0x2c/0x3c [ 80.981800][ T5673] __dump_stack+0x30/0x40 [ 80.982382][ T5673] dump_stack_lvl+0xf4/0x15c [ 80.983025][ T5673] dump_stack+0x1c/0x5c [ 80.983615][ T5673] sysfs_create_dir_ns+0x244/0x264 [ 80.984345][ T5673] kobject_add_internal+0x5ac/0xc3c [ 80.985106][ T5673] kobject_init_and_add+0x124/0x190 [ 80.985883][ T5673] gfs2_sys_fs_add+0x200/0x41c [ 80.986573][ T5673] gfs2_fill_super+0xddc/0x1a18 [ 80.987335][ T5673] get_tree_bdev+0x358/0x544 [ 80.988072][ T5673] gfs2_get_tree+0x54/0x1b4 [ 80.988730][ T5673] vfs_get_tree+0x90/0x274 [ 80.989455][ T5673] do_new_mount+0x228/0x810 [ 80.990110][ T5673] path_mount+0x5bc/0x1008 [ 80.990733][ T5673] __arm64_sys_mount+0x514/0x5f0 [ 80.991434][ T5673] invoke_syscall+0x98/0x2b0 [ 80.992070][ T5673] el0_svc_common+0x138/0x258 [ 80.992701][ T5673] do_el0_svc+0x58/0x13c [ 80.993345][ T5673] el0_svc+0x78/0x1d0 [ 80.993899][ T5673] el0t_64_sync_handler+0xcc/0xe4 [ 80.994617][ T5673] el0t_64_sync+0x1a0/0x1a4 [ 80.999265][ T5673] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.001362][ T5673] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.285379][ T5673] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.286591][ T5673] CPU: 1 PID: 5673 Comm: syz.4.60 Not tainted syzkaller #0 [ 81.287664][ T5673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.289129][ T5673] Call trace: [ 81.289577][ T5673] dump_backtrace+0x0/0x458 [ 81.290246][ T5673] show_stack+0x2c/0x3c [ 81.290877][ T5673] __dump_stack+0x30/0x40 [ 81.291498][ T5673] dump_stack_lvl+0xf4/0x15c [ 81.292238][ T5673] dump_stack+0x1c/0x5c [ 81.292827][ T5673] sysfs_create_dir_ns+0x244/0x264 [ 81.293788][ T5673] kobject_add_internal+0x5ac/0xc3c [ 81.294538][ T5673] kobject_init_and_add+0x124/0x190 [ 81.295289][ T5673] gfs2_sys_fs_add+0x200/0x41c [ 81.295988][ T5673] gfs2_fill_super+0xddc/0x1a18 [ 81.296649][ T5673] get_tree_bdev+0x358/0x544 [ 81.297349][ T5673] gfs2_get_tree+0x54/0x1b4 [ 81.298000][ T5673] vfs_get_tree+0x90/0x274 [ 81.298630][ T5673] do_new_mount+0x228/0x810 [ 81.299348][ T5673] path_mount+0x5bc/0x1008 [ 81.300036][ T5673] __arm64_sys_mount+0x514/0x5f0 [ 81.300736][ T5673] invoke_syscall+0x98/0x2b0 [ 81.301395][ T5673] el0_svc_common+0x138/0x258 [ 81.302059][ T5673] do_el0_svc+0x58/0x13c [ 81.302730][ T5673] el0_svc+0x78/0x1d0 [ 81.303351][ T5673] el0t_64_sync_handler+0xcc/0xe4 [ 81.304037][ T5673] el0t_64_sync+0x1a0/0x1a4 [ 81.307611][ T5675] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.307765][ T5673] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.308805][ T5675] CPU: 0 PID: 5675 Comm: syz.0.62 Not tainted syzkaller #0 [ 81.310696][ T5673] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.311755][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.314135][ T5675] Call trace: [ 81.314586][ T5675] dump_backtrace+0x0/0x458 [ 81.315216][ T5675] show_stack+0x2c/0x3c [ 81.315838][ T5675] __dump_stack+0x30/0x40 [ 81.316427][ T5675] dump_stack_lvl+0xf4/0x15c [ 81.317111][ T5675] dump_stack+0x1c/0x5c [ 81.317696][ T5675] sysfs_create_dir_ns+0x244/0x264 [ 81.318423][ T5675] kobject_add_internal+0x5ac/0xc3c [ 81.319128][ T5675] kobject_init_and_add+0x124/0x190 [ 81.319869][ T5675] gfs2_sys_fs_add+0x200/0x41c [ 81.320525][ T5675] gfs2_fill_super+0xddc/0x1a18 [ 81.321221][ T5675] get_tree_bdev+0x358/0x544 [ 81.321869][ T5675] gfs2_get_tree+0x54/0x1b4 [ 81.322539][ T5675] vfs_get_tree+0x90/0x274 [ 81.323171][ T5675] do_new_mount+0x228/0x810 [ 81.323814][ T5675] path_mount+0x5bc/0x1008 [ 81.324394][ T5675] __arm64_sys_mount+0x514/0x5f0 [ 81.325167][ T5675] invoke_syscall+0x98/0x2b0 [ 81.325849][ T5675] el0_svc_common+0x138/0x258 [ 81.326499][ T5675] do_el0_svc+0x58/0x13c [ 81.327073][ T5675] el0_svc+0x78/0x1d0 [ 81.327631][ T5675] el0t_64_sync_handler+0xcc/0xe4 [ 81.328334][ T5675] el0t_64_sync+0x1a0/0x1a4 [ 81.332941][ T5675] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.337257][ T5679] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.338411][ T5679] CPU: 0 PID: 5679 Comm: syz.2.63 Not tainted syzkaller #0 [ 81.339485][ T5679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.340980][ T5679] Call trace: [ 81.341457][ T5679] dump_backtrace+0x0/0x458 [ 81.342154][ T5679] show_stack+0x2c/0x3c [ 81.342698][ T5679] __dump_stack+0x30/0x40 [ 81.343305][ T5679] dump_stack_lvl+0xf4/0x15c [ 81.343957][ T5679] dump_stack+0x1c/0x5c [ 81.344535][ T5679] sysfs_create_dir_ns+0x244/0x264 [ 81.345301][ T5679] kobject_add_internal+0x5ac/0xc3c [ 81.346068][ T5679] kobject_init_and_add+0x124/0x190 [ 81.346769][ T5679] gfs2_sys_fs_add+0x200/0x41c [ 81.347405][ T5679] gfs2_fill_super+0xddc/0x1a18 [ 81.348079][ T5679] get_tree_bdev+0x358/0x544 [ 81.348733][ T5679] gfs2_get_tree+0x54/0x1b4 [ 81.349359][ T5679] vfs_get_tree+0x90/0x274 [ 81.349998][ T5679] do_new_mount+0x228/0x810 [ 81.350645][ T5679] path_mount+0x5bc/0x1008 [ 81.351322][ T5679] __arm64_sys_mount+0x514/0x5f0 [ 81.352026][ T5679] invoke_syscall+0x98/0x2b0 [ 81.352735][ T5679] el0_svc_common+0x138/0x258 [ 81.353530][ T5679] do_el0_svc+0x58/0x13c [ 81.354212][ T5679] el0_svc+0x78/0x1d0 [ 81.354795][ T5679] el0t_64_sync_handler+0xcc/0xe4 [ 81.355532][ T5679] el0t_64_sync+0x1a0/0x1a4 [ 81.358864][ T5675] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.367123][ T5677] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.368239][ T5677] CPU: 1 PID: 5677 Comm: syz.1.61 Not tainted syzkaller #0 [ 81.369276][ T5677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.370688][ T5677] Call trace: [ 81.371199][ T5677] dump_backtrace+0x0/0x458 [ 81.371851][ T5677] show_stack+0x2c/0x3c [ 81.372474][ T5677] __dump_stack+0x30/0x40 [ 81.373085][ T5677] dump_stack_lvl+0xf4/0x15c [ 81.373712][ T5677] dump_stack+0x1c/0x5c [ 81.374312][ T5677] sysfs_create_dir_ns+0x244/0x264 [ 81.375032][ T5677] kobject_add_internal+0x5ac/0xc3c [ 81.375792][ T5677] kobject_init_and_add+0x124/0x190 [ 81.376555][ T5677] gfs2_sys_fs_add+0x200/0x41c [ 81.377337][ T5677] gfs2_fill_super+0xddc/0x1a18 [ 81.378091][ T5677] get_tree_bdev+0x358/0x544 [ 81.378761][ T5677] gfs2_get_tree+0x54/0x1b4 [ 81.379415][ T5677] vfs_get_tree+0x90/0x274 [ 81.380043][ T5677] do_new_mount+0x228/0x810 [ 81.380664][ T5677] path_mount+0x5bc/0x1008 [ 81.381256][ T5677] __arm64_sys_mount+0x514/0x5f0 [ 81.381944][ T5677] invoke_syscall+0x98/0x2b0 [ 81.382560][ T5677] el0_svc_common+0x138/0x258 [ 81.383245][ T5677] do_el0_svc+0x58/0x13c [ 81.383828][ T5677] el0_svc+0x78/0x1d0 [ 81.384410][ T5677] el0t_64_sync_handler+0xcc/0xe4 [ 81.385121][ T5677] el0t_64_sync+0x1a0/0x1a4 [ 81.388086][ T5679] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.390735][ T5679] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.426434][ T5677] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.428477][ T5677] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.553094][ T5681] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.554240][ T5681] CPU: 1 PID: 5681 Comm: syz.4.64 Not tainted syzkaller #0 [ 81.555282][ T5681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.556682][ T5681] Call trace: [ 81.557131][ T5681] dump_backtrace+0x0/0x458 [ 81.557791][ T5681] show_stack+0x2c/0x3c [ 81.558394][ T5681] __dump_stack+0x30/0x40 [ 81.559016][ T5681] dump_stack_lvl+0xf4/0x15c [ 81.559664][ T5681] dump_stack+0x1c/0x5c [ 81.560241][ T5681] sysfs_create_dir_ns+0x244/0x264 [ 81.561068][ T5681] kobject_add_internal+0x5ac/0xc3c [ 81.561892][ T5681] kobject_init_and_add+0x124/0x190 [ 81.562720][ T5681] gfs2_sys_fs_add+0x200/0x41c [ 81.563427][ T5681] gfs2_fill_super+0xddc/0x1a18 [ 81.564124][ T5681] get_tree_bdev+0x358/0x544 [ 81.564772][ T5681] gfs2_get_tree+0x54/0x1b4 [ 81.565420][ T5681] vfs_get_tree+0x90/0x274 [ 81.566057][ T5681] do_new_mount+0x228/0x810 [ 81.566694][ T5681] path_mount+0x5bc/0x1008 [ 81.567333][ T5681] __arm64_sys_mount+0x514/0x5f0 [ 81.568012][ T5681] invoke_syscall+0x98/0x2b0 [ 81.568690][ T5681] el0_svc_common+0x138/0x258 [ 81.569336][ T5681] do_el0_svc+0x58/0x13c [ 81.569990][ T5681] el0_svc+0x78/0x1d0 [ 81.570564][ T5681] el0t_64_sync_handler+0xcc/0xe4 [ 81.571256][ T5681] el0t_64_sync+0x1a0/0x1a4 [ 81.603591][ T5681] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.605636][ T5681] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.637243][ T5675] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.638876][ T5675] CPU: 0 PID: 5675 Comm: syz.0.62 Not tainted syzkaller #0 [ 81.639890][ T5675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.641223][ T5675] Call trace: [ 81.641643][ T5675] dump_backtrace+0x0/0x458 [ 81.642482][ T5675] show_stack+0x2c/0x3c [ 81.643073][ T5675] __dump_stack+0x30/0x40 [ 81.643703][ T5675] dump_stack_lvl+0xf4/0x15c [ 81.644327][ T5675] dump_stack+0x1c/0x5c [ 81.644893][ T5675] sysfs_create_dir_ns+0x244/0x264 [ 81.645605][ T5675] kobject_add_internal+0x5ac/0xc3c [ 81.646349][ T5675] kobject_init_and_add+0x124/0x190 [ 81.647089][ T5675] gfs2_sys_fs_add+0x200/0x41c [ 81.647760][ T5675] gfs2_fill_super+0xddc/0x1a18 [ 81.648416][ T5675] get_tree_bdev+0x358/0x544 [ 81.648994][ T5675] gfs2_get_tree+0x54/0x1b4 [ 81.649613][ T5675] vfs_get_tree+0x90/0x274 [ 81.650193][ T5675] do_new_mount+0x228/0x810 [ 81.650894][ T5675] path_mount+0x5bc/0x1008 [ 81.651664][ T5675] __arm64_sys_mount+0x514/0x5f0 [ 81.652494][ T5675] invoke_syscall+0x98/0x2b0 [ 81.653209][ T5675] el0_svc_common+0x138/0x258 [ 81.653898][ T5675] do_el0_svc+0x58/0x13c [ 81.654541][ T5675] el0_svc+0x78/0x1d0 [ 81.655124][ T5675] el0t_64_sync_handler+0xcc/0xe4 [ 81.655863][ T5675] el0t_64_sync+0x1a0/0x1a4 [ 81.664974][ T5679] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.666102][ T5679] CPU: 1 PID: 5679 Comm: syz.2.63 Not tainted syzkaller #0 [ 81.667077][ T5679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.668449][ T5679] Call trace: [ 81.668904][ T5679] dump_backtrace+0x0/0x458 [ 81.669469][ T5679] show_stack+0x2c/0x3c [ 81.670078][ T5679] __dump_stack+0x30/0x40 [ 81.670648][ T5679] dump_stack_lvl+0xf4/0x15c [ 81.671263][ T5679] dump_stack+0x1c/0x5c [ 81.671858][ T5679] sysfs_create_dir_ns+0x244/0x264 [ 81.672539][ T5679] kobject_add_internal+0x5ac/0xc3c [ 81.673197][ T5679] kobject_init_and_add+0x124/0x190 [ 81.673945][ T5679] gfs2_sys_fs_add+0x200/0x41c [ 81.674786][ T5679] gfs2_fill_super+0xddc/0x1a18 [ 81.675533][ T5679] get_tree_bdev+0x358/0x544 [ 81.676274][ T5679] gfs2_get_tree+0x54/0x1b4 [ 81.676914][ T5679] vfs_get_tree+0x90/0x274 [ 81.677525][ T5679] do_new_mount+0x228/0x810 [ 81.678155][ T5679] path_mount+0x5bc/0x1008 [ 81.678776][ T5679] __arm64_sys_mount+0x514/0x5f0 [ 81.679412][ T5679] invoke_syscall+0x98/0x2b0 [ 81.680046][ T5679] el0_svc_common+0x138/0x258 [ 81.680713][ T5679] do_el0_svc+0x58/0x13c [ 81.681289][ T5679] el0_svc+0x78/0x1d0 [ 81.681844][ T5679] el0t_64_sync_handler+0xcc/0xe4 [ 81.682555][ T5679] el0t_64_sync+0x1a0/0x1a4 [ 81.683044][ T5675] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.687734][ T5675] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.695545][ T5677] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.696686][ T5677] CPU: 1 PID: 5677 Comm: syz.1.61 Not tainted syzkaller #0 [ 81.697645][ T5677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.699033][ T5677] Call trace: [ 81.699446][ T5677] dump_backtrace+0x0/0x458 [ 81.700044][ T5677] show_stack+0x2c/0x3c [ 81.700559][ T5677] __dump_stack+0x30/0x40 [ 81.701131][ T5677] dump_stack_lvl+0xf4/0x15c [ 81.701761][ T5677] dump_stack+0x1c/0x5c [ 81.702373][ T5677] sysfs_create_dir_ns+0x244/0x264 [ 81.703073][ T5677] kobject_add_internal+0x5ac/0xc3c [ 81.703771][ T5677] kobject_init_and_add+0x124/0x190 [ 81.704440][ T5677] gfs2_sys_fs_add+0x200/0x41c [ 81.705147][ T5677] gfs2_fill_super+0xddc/0x1a18 [ 81.705862][ T5677] get_tree_bdev+0x358/0x544 [ 81.706531][ T5677] gfs2_get_tree+0x54/0x1b4 [ 81.707202][ T5677] vfs_get_tree+0x90/0x274 [ 81.707856][ T5677] do_new_mount+0x228/0x810 [ 81.708463][ T5677] path_mount+0x5bc/0x1008 [ 81.709116][ T5677] __arm64_sys_mount+0x514/0x5f0 [ 81.709819][ T5677] invoke_syscall+0x98/0x2b0 [ 81.710491][ T5677] el0_svc_common+0x138/0x258 [ 81.710830][ T5679] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.711146][ T5677] do_el0_svc+0x58/0x13c [ 81.713099][ T5679] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.713640][ T5677] el0_svc+0x78/0x1d0 [ 81.715123][ T5677] el0t_64_sync_handler+0xcc/0xe4 [ 81.715842][ T5677] el0t_64_sync+0x1a0/0x1a4 [ 81.745171][ T5677] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.747160][ T5677] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.857340][ T5681] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.858485][ T5681] CPU: 0 PID: 5681 Comm: syz.4.64 Not tainted syzkaller #0 [ 81.859459][ T5681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.860876][ T5681] Call trace: [ 81.861316][ T5681] dump_backtrace+0x0/0x458 [ 81.861996][ T5681] show_stack+0x2c/0x3c [ 81.862615][ T5681] __dump_stack+0x30/0x40 [ 81.863256][ T5681] dump_stack_lvl+0xf4/0x15c [ 81.863895][ T5681] dump_stack+0x1c/0x5c [ 81.864512][ T5681] sysfs_create_dir_ns+0x244/0x264 [ 81.865189][ T5681] kobject_add_internal+0x5ac/0xc3c [ 81.865955][ T5681] kobject_init_and_add+0x124/0x190 [ 81.866704][ T5681] gfs2_sys_fs_add+0x200/0x41c [ 81.867359][ T5681] gfs2_fill_super+0xddc/0x1a18 [ 81.868103][ T5681] get_tree_bdev+0x358/0x544 [ 81.868779][ T5681] gfs2_get_tree+0x54/0x1b4 [ 81.869420][ T5681] vfs_get_tree+0x90/0x274 [ 81.870041][ T5681] do_new_mount+0x228/0x810 [ 81.870688][ T5681] path_mount+0x5bc/0x1008 [ 81.871306][ T5681] __arm64_sys_mount+0x514/0x5f0 [ 81.872074][ T5681] invoke_syscall+0x98/0x2b0 [ 81.872823][ T5681] el0_svc_common+0x138/0x258 [ 81.873447][ T5681] do_el0_svc+0x58/0x13c [ 81.874062][ T5681] el0_svc+0x78/0x1d0 [ 81.874638][ T5681] el0t_64_sync_handler+0xcc/0xe4 [ 81.875385][ T5681] el0t_64_sync+0x1a0/0x1a4 [ 81.902280][ T5681] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.904167][ T5681] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.943647][ T5683] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.947540][ T5683] CPU: 1 PID: 5683 Comm: syz.0.65 Not tainted syzkaller #0 [ 81.948620][ T5683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.950036][ T5683] Call trace: [ 81.950492][ T5683] dump_backtrace+0x0/0x458 [ 81.951157][ T5683] show_stack+0x2c/0x3c [ 81.951747][ T5683] __dump_stack+0x30/0x40 [ 81.952373][ T5683] dump_stack_lvl+0xf4/0x15c [ 81.953039][ T5683] dump_stack+0x1c/0x5c [ 81.953661][ T5683] sysfs_create_dir_ns+0x244/0x264 [ 81.954390][ T5683] kobject_add_internal+0x5ac/0xc3c [ 81.955080][ T5683] kobject_init_and_add+0x124/0x190 [ 81.955819][ T5683] gfs2_sys_fs_add+0x200/0x41c [ 81.956468][ T5683] gfs2_fill_super+0xddc/0x1a18 [ 81.957126][ T5683] get_tree_bdev+0x358/0x544 [ 81.957765][ T5683] gfs2_get_tree+0x54/0x1b4 [ 81.958376][ T5683] vfs_get_tree+0x90/0x274 [ 81.958983][ T5683] do_new_mount+0x228/0x810 [ 81.959628][ T5683] path_mount+0x5bc/0x1008 [ 81.960308][ T5683] __arm64_sys_mount+0x514/0x5f0 [ 81.960997][ T5683] invoke_syscall+0x98/0x2b0 [ 81.961601][ T5683] el0_svc_common+0x138/0x258 [ 81.962229][ T5683] do_el0_svc+0x58/0x13c [ 81.962842][ T5683] el0_svc+0x78/0x1d0 [ 81.963410][ T5683] el0t_64_sync_handler+0xcc/0xe4 [ 81.964138][ T5683] el0t_64_sync+0x1a0/0x1a4 [ 82.007526][ T5683] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.009544][ T5683] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.048689][ T5687] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.049821][ T5687] CPU: 0 PID: 5687 Comm: syz.2.67 Not tainted syzkaller #0 [ 82.050888][ T5687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.052290][ T5687] Call trace: [ 82.052739][ T5687] dump_backtrace+0x0/0x458 [ 82.053370][ T5687] show_stack+0x2c/0x3c [ 82.053931][ T5687] __dump_stack+0x30/0x40 [ 82.054532][ T5687] dump_stack_lvl+0xf4/0x15c [ 82.055159][ T5687] dump_stack+0x1c/0x5c [ 82.055772][ T5687] sysfs_create_dir_ns+0x244/0x264 [ 82.056493][ T5687] kobject_add_internal+0x5ac/0xc3c [ 82.057195][ T5687] kobject_init_and_add+0x124/0x190 [ 82.057904][ T5687] gfs2_sys_fs_add+0x200/0x41c [ 82.058584][ T5687] gfs2_fill_super+0xddc/0x1a18 [ 82.059282][ T5687] get_tree_bdev+0x358/0x544 [ 82.059925][ T5687] gfs2_get_tree+0x54/0x1b4 [ 82.060521][ T5687] vfs_get_tree+0x90/0x274 [ 82.061131][ T5687] do_new_mount+0x228/0x810 [ 82.061739][ T5687] path_mount+0x5bc/0x1008 [ 82.062389][ T5687] __arm64_sys_mount+0x514/0x5f0 [ 82.063110][ T5687] invoke_syscall+0x98/0x2b0 [ 82.063726][ T5687] el0_svc_common+0x138/0x258 [ 82.064404][ T5687] do_el0_svc+0x58/0x13c [ 82.064972][ T5687] el0_svc+0x78/0x1d0 [ 82.065510][ T5687] el0t_64_sync_handler+0xcc/0xe4 [ 82.066208][ T5687] el0t_64_sync+0x1a0/0x1a4 [ 82.075706][ T5685] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.076869][ T5685] CPU: 1 PID: 5685 Comm: syz.1.66 Not tainted syzkaller #0 [ 82.077953][ T5685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.079301][ T5685] Call trace: [ 82.079752][ T5685] dump_backtrace+0x0/0x458 [ 82.080459][ T5685] show_stack+0x2c/0x3c [ 82.081053][ T5685] __dump_stack+0x30/0x40 [ 82.081669][ T5685] dump_stack_lvl+0xf4/0x15c [ 82.082301][ T5685] dump_stack+0x1c/0x5c [ 82.082941][ T5685] sysfs_create_dir_ns+0x244/0x264 [ 82.083664][ T5685] kobject_add_internal+0x5ac/0xc3c [ 82.084403][ T5685] kobject_init_and_add+0x124/0x190 [ 82.085151][ T5685] gfs2_sys_fs_add+0x200/0x41c [ 82.085779][ T5685] gfs2_fill_super+0xddc/0x1a18 [ 82.086449][ T5685] get_tree_bdev+0x358/0x544 [ 82.087076][ T5685] gfs2_get_tree+0x54/0x1b4 [ 82.087745][ T5685] vfs_get_tree+0x90/0x274 [ 82.088467][ T5685] do_new_mount+0x228/0x810 [ 82.089110][ T5685] path_mount+0x5bc/0x1008 [ 82.089734][ T5685] __arm64_sys_mount+0x514/0x5f0 [ 82.090414][ T5685] invoke_syscall+0x98/0x2b0 [ 82.091083][ T5685] el0_svc_common+0x138/0x258 [ 82.091719][ T5685] do_el0_svc+0x58/0x13c [ 82.092388][ T5685] el0_svc+0x78/0x1d0 [ 82.092941][ T5685] el0t_64_sync_handler+0xcc/0xe4 [ 82.093604][ T5685] el0t_64_sync+0x1a0/0x1a4 [ 82.097890][ T5687] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.099703][ T5687] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.125162][ T5685] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.127307][ T5685] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.223623][ T5683] set_capacity_and_notify: 50 callbacks suppressed [ 82.223633][ T5683] loop0: detected capacity change from 0 to 32768 [ 82.225516][ T5689] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.226825][ T5689] CPU: 0 PID: 5689 Comm: syz.4.68 Not tainted syzkaller #0 [ 82.227839][ T5689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.229131][ T5689] Call trace: [ 82.229547][ T5689] dump_backtrace+0x0/0x458 [ 82.230297][ T5689] show_stack+0x2c/0x3c [ 82.230909][ T5689] __dump_stack+0x30/0x40 [ 82.231547][ T5689] dump_stack_lvl+0xf4/0x15c [ 82.232193][ T5689] dump_stack+0x1c/0x5c [ 82.232756][ T5689] sysfs_create_dir_ns+0x244/0x264 [ 82.233517][ T5689] kobject_add_internal+0x5ac/0xc3c [ 82.234304][ T5689] kobject_init_and_add+0x124/0x190 [ 82.235067][ T5689] gfs2_sys_fs_add+0x200/0x41c [ 82.235743][ T5689] gfs2_fill_super+0xddc/0x1a18 [ 82.236395][ T5689] get_tree_bdev+0x358/0x544 [ 82.237012][ T5689] gfs2_get_tree+0x54/0x1b4 [ 82.237675][ T5689] vfs_get_tree+0x90/0x274 [ 82.238299][ T5689] do_new_mount+0x228/0x810 [ 82.238962][ T5689] path_mount+0x5bc/0x1008 [ 82.239598][ T5689] __arm64_sys_mount+0x514/0x5f0 [ 82.240322][ T5689] invoke_syscall+0x98/0x2b0 [ 82.241001][ T5689] el0_svc_common+0x138/0x258 [ 82.241673][ T5689] do_el0_svc+0x58/0x13c [ 82.242292][ T5689] el0_svc+0x78/0x1d0 [ 82.242855][ T5689] el0t_64_sync_handler+0xcc/0xe4 [ 82.243537][ T5689] el0t_64_sync+0x1a0/0x1a4 [ 82.270827][ T5683] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.272027][ T5683] CPU: 1 PID: 5683 Comm: syz.0.65 Not tainted syzkaller #0 [ 82.273013][ T5683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.274313][ T5683] Call trace: [ 82.274761][ T5683] dump_backtrace+0x0/0x458 [ 82.274984][ T5689] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.275436][ T5683] show_stack+0x2c/0x3c [ 82.275451][ T5683] __dump_stack+0x30/0x40 [ 82.277421][ T5689] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.277939][ T5683] dump_stack_lvl+0xf4/0x15c [ 82.280063][ T5683] dump_stack+0x1c/0x5c [ 82.280711][ T5683] sysfs_create_dir_ns+0x244/0x264 [ 82.281436][ T5683] kobject_add_internal+0x5ac/0xc3c [ 82.282197][ T5683] kobject_init_and_add+0x124/0x190 [ 82.282899][ T5683] gfs2_sys_fs_add+0x200/0x41c [ 82.283571][ T5683] gfs2_fill_super+0xddc/0x1a18 [ 82.284222][ T5683] get_tree_bdev+0x358/0x544 [ 82.284879][ T5683] gfs2_get_tree+0x54/0x1b4 [ 82.285500][ T5683] vfs_get_tree+0x90/0x274 [ 82.286115][ T5683] do_new_mount+0x228/0x810 [ 82.286742][ T5683] path_mount+0x5bc/0x1008 [ 82.287355][ T5683] __arm64_sys_mount+0x514/0x5f0 [ 82.288022][ T5683] invoke_syscall+0x98/0x2b0 [ 82.288659][ T5683] el0_svc_common+0x138/0x258 [ 82.289358][ T5683] do_el0_svc+0x58/0x13c [ 82.289978][ T5683] el0_svc+0x78/0x1d0 [ 82.290555][ T5683] el0t_64_sync_handler+0xcc/0xe4 [ 82.291239][ T5683] el0t_64_sync+0x1a0/0x1a4 [ 82.308179][ T5687] loop2: detected capacity change from 0 to 32768 [ 82.314529][ T5685] loop1: detected capacity change from 0 to 32768 [ 82.316967][ T5683] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.319029][ T5683] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.346895][ T5687] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.348197][ T5687] CPU: 0 PID: 5687 Comm: syz.2.67 Not tainted syzkaller #0 [ 82.349223][ T5687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.350633][ T5687] Call trace: [ 82.351095][ T5687] dump_backtrace+0x0/0x458 [ 82.351711][ T5687] show_stack+0x2c/0x3c [ 82.352345][ T5687] __dump_stack+0x30/0x40 [ 82.352983][ T5687] dump_stack_lvl+0xf4/0x15c [ 82.353664][ T5687] dump_stack+0x1c/0x5c [ 82.354238][ T5687] sysfs_create_dir_ns+0x244/0x264 [ 82.354964][ T5687] kobject_add_internal+0x5ac/0xc3c [ 82.355604][ T5685] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.355700][ T5687] kobject_init_and_add+0x124/0x190 [ 82.357493][ T5687] gfs2_sys_fs_add+0x200/0x41c [ 82.358183][ T5687] gfs2_fill_super+0xddc/0x1a18 [ 82.358831][ T5687] get_tree_bdev+0x358/0x544 [ 82.359439][ T5687] gfs2_get_tree+0x54/0x1b4 [ 82.360107][ T5687] vfs_get_tree+0x90/0x274 [ 82.360778][ T5687] do_new_mount+0x228/0x810 [ 82.361392][ T5687] path_mount+0x5bc/0x1008 [ 82.361959][ T5687] __arm64_sys_mount+0x514/0x5f0 [ 82.362695][ T5687] invoke_syscall+0x98/0x2b0 [ 82.363349][ T5687] el0_svc_common+0x138/0x258 [ 82.363990][ T5687] do_el0_svc+0x58/0x13c [ 82.364608][ T5687] el0_svc+0x78/0x1d0 [ 82.365213][ T5687] el0t_64_sync_handler+0xcc/0xe4 [ 82.366028][ T5687] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:22 executed programs: 64 [ 82.375469][ T5685] CPU: 1 PID: 5685 Comm: syz.1.66 Not tainted syzkaller #0 [ 82.376546][ T5685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.377979][ T5685] Call trace: [ 82.378464][ T5685] dump_backtrace+0x0/0x458 [ 82.379184][ T5685] show_stack+0x2c/0x3c [ 82.379812][ T5685] __dump_stack+0x30/0x40 [ 82.380429][ T5685] dump_stack_lvl+0xf4/0x15c [ 82.381101][ T5685] dump_stack+0x1c/0x5c [ 82.381685][ T5685] sysfs_create_dir_ns+0x244/0x264 [ 82.382394][ T5685] kobject_add_internal+0x5ac/0xc3c [ 82.383120][ T5685] kobject_init_and_add+0x124/0x190 [ 82.383890][ T5685] gfs2_sys_fs_add+0x200/0x41c [ 82.384638][ T5685] gfs2_fill_super+0xddc/0x1a18 [ 82.385323][ T5685] get_tree_bdev+0x358/0x544 [ 82.385947][ T5685] gfs2_get_tree+0x54/0x1b4 [ 82.386582][ T5685] vfs_get_tree+0x90/0x274 [ 82.387215][ T5685] do_new_mount+0x228/0x810 [ 82.387823][ T5685] path_mount+0x5bc/0x1008 [ 82.388403][ T5685] __arm64_sys_mount+0x514/0x5f0 [ 82.389130][ T5685] invoke_syscall+0x98/0x2b0 [ 82.389805][ T5685] el0_svc_common+0x138/0x258 [ 82.390435][ T5685] do_el0_svc+0x58/0x13c [ 82.391043][ T5685] el0_svc+0x78/0x1d0 [ 82.391619][ T5685] el0t_64_sync_handler+0xcc/0xe4 [ 82.392333][ T5685] el0t_64_sync+0x1a0/0x1a4 [ 82.395851][ T5687] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.397916][ T5687] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.430043][ T5685] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.431944][ T5685] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.510900][ T5689] loop4: detected capacity change from 0 to 32768 [ 82.534159][ T5691] loop0: detected capacity change from 0 to 32768 [ 82.547249][ T5689] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.548311][ T5689] CPU: 0 PID: 5689 Comm: syz.4.68 Not tainted syzkaller #0 [ 82.549288][ T5689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.550760][ T5689] Call trace: [ 82.551247][ T5689] dump_backtrace+0x0/0x458 [ 82.551928][ T5689] show_stack+0x2c/0x3c [ 82.552495][ T5689] __dump_stack+0x30/0x40 [ 82.553133][ T5689] dump_stack_lvl+0xf4/0x15c [ 82.553766][ T5689] dump_stack+0x1c/0x5c [ 82.554372][ T5689] sysfs_create_dir_ns+0x244/0x264 [ 82.555101][ T5689] kobject_add_internal+0x5ac/0xc3c [ 82.555838][ T5689] kobject_init_and_add+0x124/0x190 [ 82.556538][ T5689] gfs2_sys_fs_add+0x200/0x41c [ 82.557241][ T5689] gfs2_fill_super+0xddc/0x1a18 [ 82.557927][ T5689] get_tree_bdev+0x358/0x544 [ 82.558564][ T5689] gfs2_get_tree+0x54/0x1b4 [ 82.559252][ T5689] vfs_get_tree+0x90/0x274 [ 82.559847][ T5689] do_new_mount+0x228/0x810 [ 82.560443][ T5689] path_mount+0x5bc/0x1008 [ 82.561062][ T5689] __arm64_sys_mount+0x514/0x5f0 [ 82.561717][ T5689] invoke_syscall+0x98/0x2b0 [ 82.562325][ T5689] el0_svc_common+0x138/0x258 [ 82.563011][ T5689] do_el0_svc+0x58/0x13c [ 82.563616][ T5689] el0_svc+0x78/0x1d0 [ 82.564179][ T5689] el0t_64_sync_handler+0xcc/0xe4 [ 82.564838][ T5689] el0t_64_sync+0x1a0/0x1a4 [ 82.586245][ T5689] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.588232][ T5689] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.596004][ T5691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.597251][ T5691] CPU: 1 PID: 5691 Comm: syz.0.69 Not tainted syzkaller #0 [ 82.598291][ T5691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.599792][ T5691] Call trace: [ 82.600302][ T5691] dump_backtrace+0x0/0x458 [ 82.600964][ T5691] show_stack+0x2c/0x3c [ 82.601563][ T5691] __dump_stack+0x30/0x40 [ 82.602217][ T5691] dump_stack_lvl+0xf4/0x15c [ 82.602893][ T5691] dump_stack+0x1c/0x5c [ 82.603460][ T5691] sysfs_create_dir_ns+0x244/0x264 [ 82.604188][ T5691] kobject_add_internal+0x5ac/0xc3c [ 82.604928][ T5691] kobject_init_and_add+0x124/0x190 [ 82.605663][ T5691] gfs2_sys_fs_add+0x200/0x41c [ 82.606366][ T5691] gfs2_fill_super+0xddc/0x1a18 [ 82.607145][ T5691] get_tree_bdev+0x358/0x544 [ 82.607823][ T5691] gfs2_get_tree+0x54/0x1b4 [ 82.608513][ T5691] vfs_get_tree+0x90/0x274 [ 82.609202][ T5691] do_new_mount+0x228/0x810 [ 82.609911][ T5691] path_mount+0x5bc/0x1008 [ 82.610546][ T5691] __arm64_sys_mount+0x514/0x5f0 [ 82.611299][ T5691] invoke_syscall+0x98/0x2b0 [ 82.611937][ T5691] el0_svc_common+0x138/0x258 [ 82.612637][ T5691] do_el0_svc+0x58/0x13c [ 82.613304][ T5691] el0_svc+0x78/0x1d0 [ 82.613878][ T5691] el0t_64_sync_handler+0xcc/0xe4 [ 82.614663][ T5691] el0t_64_sync+0x1a0/0x1a4 [ 82.641357][ T5691] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.643393][ T5691] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.649825][ T5693] loop2: detected capacity change from 0 to 32768 [ 82.662389][ T5693] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.663529][ T5693] CPU: 1 PID: 5693 Comm: syz.2.70 Not tainted syzkaller #0 [ 82.664537][ T5693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.666078][ T5693] Call trace: [ 82.666518][ T5693] dump_backtrace+0x0/0x458 [ 82.667143][ T5693] show_stack+0x2c/0x3c [ 82.667729][ T5693] __dump_stack+0x30/0x40 [ 82.668362][ T5693] dump_stack_lvl+0xf4/0x15c [ 82.669059][ T5693] dump_stack+0x1c/0x5c [ 82.669797][ T5693] sysfs_create_dir_ns+0x244/0x264 [ 82.670547][ T5693] kobject_add_internal+0x5ac/0xc3c [ 82.671069][ T5695] loop1: detected capacity change from 0 to 32768 [ 82.671350][ T5693] kobject_init_and_add+0x124/0x190 [ 82.672999][ T5693] gfs2_sys_fs_add+0x200/0x41c [ 82.673716][ T5693] gfs2_fill_super+0xddc/0x1a18 [ 82.674436][ T5693] get_tree_bdev+0x358/0x544 [ 82.675072][ T5693] gfs2_get_tree+0x54/0x1b4 [ 82.675690][ T5693] vfs_get_tree+0x90/0x274 [ 82.676295][ T5693] do_new_mount+0x228/0x810 [ 82.676862][ T5693] path_mount+0x5bc/0x1008 [ 82.677510][ T5693] __arm64_sys_mount+0x514/0x5f0 [ 82.678219][ T5693] invoke_syscall+0x98/0x2b0 [ 82.678883][ T5693] el0_svc_common+0x138/0x258 [ 82.679627][ T5693] do_el0_svc+0x58/0x13c [ 82.680281][ T5693] el0_svc+0x78/0x1d0 [ 82.680858][ T5693] el0t_64_sync_handler+0xcc/0xe4 [ 82.681581][ T5693] el0t_64_sync+0x1a0/0x1a4 [ 82.714941][ T5693] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.716820][ T5693] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.718355][ T5695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.719399][ T5695] CPU: 0 PID: 5695 Comm: syz.1.71 Not tainted syzkaller #0 [ 82.720343][ T5695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.721828][ T5695] Call trace: [ 82.722355][ T5695] dump_backtrace+0x0/0x458 [ 82.723019][ T5695] show_stack+0x2c/0x3c [ 82.723592][ T5695] __dump_stack+0x30/0x40 [ 82.724225][ T5695] dump_stack_lvl+0xf4/0x15c [ 82.724934][ T5695] dump_stack+0x1c/0x5c [ 82.725554][ T5695] sysfs_create_dir_ns+0x244/0x264 [ 82.726305][ T5695] kobject_add_internal+0x5ac/0xc3c [ 82.727110][ T5695] kobject_init_and_add+0x124/0x190 [ 82.727837][ T5695] gfs2_sys_fs_add+0x200/0x41c [ 82.728516][ T5695] gfs2_fill_super+0xddc/0x1a18 [ 82.729187][ T5695] get_tree_bdev+0x358/0x544 [ 82.729899][ T5695] gfs2_get_tree+0x54/0x1b4 [ 82.730567][ T5695] vfs_get_tree+0x90/0x274 [ 82.731235][ T5695] do_new_mount+0x228/0x810 [ 82.731950][ T5695] path_mount+0x5bc/0x1008 [ 82.732610][ T5695] __arm64_sys_mount+0x514/0x5f0 [ 82.733309][ T5695] invoke_syscall+0x98/0x2b0 [ 82.734036][ T5695] el0_svc_common+0x138/0x258 [ 82.734731][ T5695] do_el0_svc+0x58/0x13c [ 82.735397][ T5695] el0_svc+0x78/0x1d0 [ 82.735881][ T5695] el0t_64_sync_handler+0xcc/0xe4 [ 82.736670][ T5695] el0t_64_sync+0x1a0/0x1a4 [ 82.768407][ T5695] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.770330][ T5695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.823212][ T5697] loop4: detected capacity change from 0 to 32768 [ 82.831121][ T5697] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.832202][ T5697] CPU: 0 PID: 5697 Comm: syz.4.72 Not tainted syzkaller #0 [ 82.833189][ T5697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.834583][ T5697] Call trace: [ 82.835030][ T5697] dump_backtrace+0x0/0x458 [ 82.835635][ T5697] show_stack+0x2c/0x3c [ 82.836251][ T5697] __dump_stack+0x30/0x40 [ 82.836832][ T5697] dump_stack_lvl+0xf4/0x15c [ 82.837522][ T5697] dump_stack+0x1c/0x5c [ 82.838114][ T5697] sysfs_create_dir_ns+0x244/0x264 [ 82.838910][ T5697] kobject_add_internal+0x5ac/0xc3c [ 82.839631][ T5697] kobject_init_and_add+0x124/0x190 [ 82.840388][ T5697] gfs2_sys_fs_add+0x200/0x41c [ 82.841062][ T5697] gfs2_fill_super+0xddc/0x1a18 [ 82.841734][ T5697] get_tree_bdev+0x358/0x544 [ 82.842400][ T5697] gfs2_get_tree+0x54/0x1b4 [ 82.843083][ T5697] vfs_get_tree+0x90/0x274 [ 82.843714][ T5697] do_new_mount+0x228/0x810 [ 82.844372][ T5697] path_mount+0x5bc/0x1008 [ 82.845028][ T5697] __arm64_sys_mount+0x514/0x5f0 [ 82.845766][ T5697] invoke_syscall+0x98/0x2b0 [ 82.846422][ T5697] el0_svc_common+0x138/0x258 [ 82.846964][ T5691] loop0: detected capacity change from 0 to 32768 [ 82.847133][ T5697] do_el0_svc+0x58/0x13c [ 82.848647][ T5697] el0_svc+0x78/0x1d0 [ 82.849176][ T5697] el0t_64_sync_handler+0xcc/0xe4 [ 82.849912][ T5697] el0t_64_sync+0x1a0/0x1a4 [ 82.852486][ T5691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.853666][ T5691] CPU: 1 PID: 5691 Comm: syz.0.69 Not tainted syzkaller #0 [ 82.854798][ T5691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.856272][ T5691] Call trace: [ 82.856749][ T5691] dump_backtrace+0x0/0x458 [ 82.857465][ T5691] show_stack+0x2c/0x3c [ 82.858050][ T5691] __dump_stack+0x30/0x40 [ 82.858648][ T5691] dump_stack_lvl+0xf4/0x15c [ 82.859284][ T5691] dump_stack+0x1c/0x5c [ 82.859844][ T5691] sysfs_create_dir_ns+0x244/0x264 [ 82.860513][ T5691] kobject_add_internal+0x5ac/0xc3c [ 82.861249][ T5691] kobject_init_and_add+0x124/0x190 [ 82.861971][ T5691] gfs2_sys_fs_add+0x200/0x41c [ 82.862613][ T5691] gfs2_fill_super+0xddc/0x1a18 [ 82.863292][ T5691] get_tree_bdev+0x358/0x544 [ 82.863997][ T5691] gfs2_get_tree+0x54/0x1b4 [ 82.864595][ T5691] vfs_get_tree+0x90/0x274 [ 82.865268][ T5691] do_new_mount+0x228/0x810 [ 82.865925][ T5691] path_mount+0x5bc/0x1008 [ 82.866569][ T5691] __arm64_sys_mount+0x514/0x5f0 [ 82.867316][ T5691] invoke_syscall+0x98/0x2b0 [ 82.867957][ T5691] el0_svc_common+0x138/0x258 [ 82.868654][ T5691] do_el0_svc+0x58/0x13c [ 82.869282][ T5691] el0_svc+0x78/0x1d0 [ 82.869909][ T5691] el0t_64_sync_handler+0xcc/0xe4 [ 82.870647][ T5691] el0t_64_sync+0x1a0/0x1a4 [ 82.893189][ T5697] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.902189][ T5697] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.906128][ T5691] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.907935][ T5691] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.026404][ T5693] loop2: detected capacity change from 0 to 32768 [ 83.082404][ T5693] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.083650][ T5693] CPU: 1 PID: 5693 Comm: syz.2.70 Not tainted syzkaller #0 [ 83.084688][ T5693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.086197][ T5693] Call trace: [ 83.086629][ T5693] dump_backtrace+0x0/0x458 [ 83.087301][ T5693] show_stack+0x2c/0x3c [ 83.087931][ T5693] __dump_stack+0x30/0x40 [ 83.088557][ T5693] dump_stack_lvl+0xf4/0x15c [ 83.089207][ T5693] dump_stack+0x1c/0x5c [ 83.089789][ T5693] sysfs_create_dir_ns+0x244/0x264 [ 83.090515][ T5693] kobject_add_internal+0x5ac/0xc3c [ 83.091251][ T5693] kobject_init_and_add+0x124/0x190 [ 83.092033][ T5693] gfs2_sys_fs_add+0x200/0x41c [ 83.092695][ T5693] gfs2_fill_super+0xddc/0x1a18 [ 83.093375][ T5693] get_tree_bdev+0x358/0x544 [ 83.094042][ T5693] gfs2_get_tree+0x54/0x1b4 [ 83.094745][ T5693] vfs_get_tree+0x90/0x274 [ 83.095404][ T5693] do_new_mount+0x228/0x810 [ 83.096082][ T5693] path_mount+0x5bc/0x1008 [ 83.096723][ T5693] __arm64_sys_mount+0x514/0x5f0 [ 83.097434][ T5693] invoke_syscall+0x98/0x2b0 [ 83.098104][ T5693] el0_svc_common+0x138/0x258 [ 83.098770][ T5693] do_el0_svc+0x58/0x13c [ 83.099384][ T5693] el0_svc+0x78/0x1d0 [ 83.099953][ T5693] el0t_64_sync_handler+0xcc/0xe4 [ 83.100614][ T5693] el0t_64_sync+0x1a0/0x1a4 [ 83.128786][ T5693] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.130642][ T5693] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.145649][ T5697] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.145662][ T5695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.146777][ T5697] CPU: 1 PID: 5697 Comm: syz.4.72 Not tainted syzkaller #0 [ 83.148879][ T5697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.150244][ T5697] Call trace: [ 83.150705][ T5697] dump_backtrace+0x0/0x458 [ 83.151394][ T5697] show_stack+0x2c/0x3c [ 83.151949][ T5697] __dump_stack+0x30/0x40 [ 83.152615][ T5697] dump_stack_lvl+0xf4/0x15c [ 83.153320][ T5697] dump_stack+0x1c/0x5c [ 83.153886][ T5697] sysfs_create_dir_ns+0x244/0x264 [ 83.154617][ T5697] kobject_add_internal+0x5ac/0xc3c [ 83.155378][ T5697] kobject_init_and_add+0x124/0x190 [ 83.156133][ T5697] gfs2_sys_fs_add+0x200/0x41c [ 83.156842][ T5697] gfs2_fill_super+0xddc/0x1a18 [ 83.157661][ T5697] get_tree_bdev+0x358/0x544 [ 83.158386][ T5697] gfs2_get_tree+0x54/0x1b4 [ 83.159052][ T5697] vfs_get_tree+0x90/0x274 [ 83.159704][ T5697] do_new_mount+0x228/0x810 [ 83.160359][ T5697] path_mount+0x5bc/0x1008 [ 83.160999][ T5697] __arm64_sys_mount+0x514/0x5f0 [ 83.161733][ T5697] invoke_syscall+0x98/0x2b0 [ 83.162379][ T5697] el0_svc_common+0x138/0x258 [ 83.163020][ T5697] do_el0_svc+0x58/0x13c [ 83.163601][ T5697] el0_svc+0x78/0x1d0 [ 83.164156][ T5697] el0t_64_sync_handler+0xcc/0xe4 [ 83.164866][ T5697] el0t_64_sync+0x1a0/0x1a4 [ 83.166102][ T5695] CPU: 0 PID: 5695 Comm: syz.1.71 Not tainted syzkaller #0 [ 83.167160][ T5695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.168110][ T5699] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.168535][ T5695] Call trace: [ 83.170091][ T5695] dump_backtrace+0x0/0x458 [ 83.170700][ T5695] show_stack+0x2c/0x3c [ 83.171315][ T5695] __dump_stack+0x30/0x40 [ 83.171922][ T5695] dump_stack_lvl+0xf4/0x15c [ 83.172536][ T5695] dump_stack+0x1c/0x5c [ 83.173111][ T5695] sysfs_create_dir_ns+0x244/0x264 [ 83.173860][ T5695] kobject_add_internal+0x5ac/0xc3c [ 83.174646][ T5695] kobject_init_and_add+0x124/0x190 [ 83.175080][ T5697] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.175379][ T5695] gfs2_sys_fs_add+0x200/0x41c [ 83.177959][ T5695] gfs2_fill_super+0xddc/0x1a18 [ 83.178673][ T5695] get_tree_bdev+0x358/0x544 [ 83.179294][ T5695] gfs2_get_tree+0x54/0x1b4 [ 83.179920][ T5695] vfs_get_tree+0x90/0x274 [ 83.180653][ T5695] do_new_mount+0x228/0x810 [ 83.181286][ T5695] path_mount+0x5bc/0x1008 [ 83.181969][ T5695] __arm64_sys_mount+0x514/0x5f0 [ 83.182672][ T5695] invoke_syscall+0x98/0x2b0 [ 83.183337][ T5695] el0_svc_common+0x138/0x258 [ 83.183976][ T5695] do_el0_svc+0x58/0x13c [ 83.184568][ T5695] el0_svc+0x78/0x1d0 [ 83.185099][ T5695] el0t_64_sync_handler+0xcc/0xe4 [ 83.185836][ T5695] el0t_64_sync+0x1a0/0x1a4 [ 83.186684][ T5697] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.188239][ T5699] CPU: 1 PID: 5699 Comm: syz.0.73 Not tainted syzkaller #0 [ 83.189347][ T5699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.190836][ T5699] Call trace: [ 83.191341][ T5699] dump_backtrace+0x0/0x458 [ 83.191989][ T5699] show_stack+0x2c/0x3c [ 83.192550][ T5699] __dump_stack+0x30/0x40 [ 83.193148][ T5699] dump_stack_lvl+0xf4/0x15c [ 83.193788][ T5699] dump_stack+0x1c/0x5c [ 83.194354][ T5699] sysfs_create_dir_ns+0x244/0x264 [ 83.195064][ T5699] kobject_add_internal+0x5ac/0xc3c [ 83.195742][ T5695] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.195836][ T5699] kobject_init_and_add+0x124/0x190 [ 83.198166][ T5695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.198761][ T5699] gfs2_sys_fs_add+0x200/0x41c [ 83.200332][ T5699] gfs2_fill_super+0xddc/0x1a18 [ 83.200984][ T5699] get_tree_bdev+0x358/0x544 [ 83.201684][ T5699] gfs2_get_tree+0x54/0x1b4 [ 83.202291][ T5699] vfs_get_tree+0x90/0x274 [ 83.202879][ T5699] do_new_mount+0x228/0x810 [ 83.203516][ T5699] path_mount+0x5bc/0x1008 [ 83.204174][ T5699] __arm64_sys_mount+0x514/0x5f0 [ 83.204877][ T5699] invoke_syscall+0x98/0x2b0 [ 83.205470][ T5699] el0_svc_common+0x138/0x258 [ 83.206162][ T5699] do_el0_svc+0x58/0x13c [ 83.206764][ T5699] el0_svc+0x78/0x1d0 [ 83.207428][ T5699] el0t_64_sync_handler+0xcc/0xe4 [ 83.208230][ T5699] el0t_64_sync+0x1a0/0x1a4 [ 83.212363][ T5699] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.214491][ T5699] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.475473][ T5699] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.476727][ T5699] CPU: 1 PID: 5699 Comm: syz.0.73 Not tainted syzkaller #0 [ 83.477783][ T5699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.479170][ T5699] Call trace: [ 83.479650][ T5699] dump_backtrace+0x0/0x458 [ 83.480275][ T5699] show_stack+0x2c/0x3c [ 83.480837][ T5699] __dump_stack+0x30/0x40 [ 83.481450][ T5699] dump_stack_lvl+0xf4/0x15c [ 83.482089][ T5699] dump_stack+0x1c/0x5c [ 83.482676][ T5699] sysfs_create_dir_ns+0x244/0x264 [ 83.483380][ T5699] kobject_add_internal+0x5ac/0xc3c [ 83.484064][ T5699] kobject_init_and_add+0x124/0x190 [ 83.484786][ T5699] gfs2_sys_fs_add+0x200/0x41c [ 83.485436][ T5699] gfs2_fill_super+0xddc/0x1a18 [ 83.486120][ T5699] get_tree_bdev+0x358/0x544 [ 83.486777][ T5699] gfs2_get_tree+0x54/0x1b4 [ 83.487558][ T5699] vfs_get_tree+0x90/0x274 [ 83.488249][ T5699] do_new_mount+0x228/0x810 [ 83.488934][ T5699] path_mount+0x5bc/0x1008 [ 83.489567][ T5699] __arm64_sys_mount+0x514/0x5f0 [ 83.490317][ T5699] invoke_syscall+0x98/0x2b0 [ 83.491001][ T5699] el0_svc_common+0x138/0x258 [ 83.491712][ T5699] do_el0_svc+0x58/0x13c [ 83.492338][ T5699] el0_svc+0x78/0x1d0 [ 83.492879][ T5699] el0t_64_sync_handler+0xcc/0xe4 [ 83.493613][ T5699] el0t_64_sync+0x1a0/0x1a4 [ 83.497197][ T5701] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.498341][ T5701] CPU: 0 PID: 5701 Comm: syz.1.74 Not tainted syzkaller #0 [ 83.499406][ T5701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.500821][ T5701] Call trace: [ 83.501327][ T5701] dump_backtrace+0x0/0x458 [ 83.501987][ T5701] show_stack+0x2c/0x3c [ 83.502555][ T5701] __dump_stack+0x30/0x40 [ 83.503172][ T5701] dump_stack_lvl+0xf4/0x15c [ 83.503857][ T5701] dump_stack+0x1c/0x5c [ 83.504423][ T5701] sysfs_create_dir_ns+0x244/0x264 [ 83.505115][ T5699] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.505171][ T5701] kobject_add_internal+0x5ac/0xc3c [ 83.507052][ T5699] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.507778][ T5701] kobject_init_and_add+0x124/0x190 [ 83.509395][ T5701] gfs2_sys_fs_add+0x200/0x41c [ 83.510067][ T5701] gfs2_fill_super+0xddc/0x1a18 [ 83.510710][ T5701] get_tree_bdev+0x358/0x544 [ 83.511329][ T5701] gfs2_get_tree+0x54/0x1b4 [ 83.512010][ T5701] vfs_get_tree+0x90/0x274 [ 83.512678][ T5701] do_new_mount+0x228/0x810 [ 83.513281][ T5701] path_mount+0x5bc/0x1008 [ 83.513911][ T5701] __arm64_sys_mount+0x514/0x5f0 [ 83.514578][ T5701] invoke_syscall+0x98/0x2b0 [ 83.515285][ T5701] el0_svc_common+0x138/0x258 [ 83.515948][ T5701] do_el0_svc+0x58/0x13c [ 83.516564][ T5701] el0_svc+0x78/0x1d0 [ 83.517106][ T5701] el0t_64_sync_handler+0xcc/0xe4 [ 83.517812][ T5701] el0t_64_sync+0x1a0/0x1a4 [ 83.519047][ T5703] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.520075][ T5703] CPU: 0 PID: 5703 Comm: syz.4.75 Not tainted syzkaller #0 [ 83.521108][ T5703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.522479][ T5703] Call trace: [ 83.522900][ T5703] dump_backtrace+0x0/0x458 [ 83.523532][ T5703] show_stack+0x2c/0x3c [ 83.524129][ T5703] __dump_stack+0x30/0x40 [ 83.524786][ T5703] dump_stack_lvl+0xf4/0x15c [ 83.525485][ T5703] dump_stack+0x1c/0x5c [ 83.526144][ T5703] sysfs_create_dir_ns+0x244/0x264 [ 83.526917][ T5703] kobject_add_internal+0x5ac/0xc3c [ 83.527627][ T5703] kobject_init_and_add+0x124/0x190 [ 83.528410][ T5703] gfs2_sys_fs_add+0x200/0x41c [ 83.529063][ T5703] gfs2_fill_super+0xddc/0x1a18 [ 83.529793][ T5703] get_tree_bdev+0x358/0x544 [ 83.530456][ T5703] gfs2_get_tree+0x54/0x1b4 [ 83.531088][ T5703] vfs_get_tree+0x90/0x274 [ 83.531730][ T5703] do_new_mount+0x228/0x810 [ 83.532363][ T5703] path_mount+0x5bc/0x1008 [ 83.532957][ T5703] __arm64_sys_mount+0x514/0x5f0 [ 83.533681][ T5703] invoke_syscall+0x98/0x2b0 [ 83.534338][ T5703] el0_svc_common+0x138/0x258 [ 83.535044][ T5703] do_el0_svc+0x58/0x13c [ 83.535677][ T5703] el0_svc+0x78/0x1d0 [ 83.536255][ T5703] el0t_64_sync_handler+0xcc/0xe4 [ 83.536959][ T5703] el0t_64_sync+0x1a0/0x1a4 [ 83.549524][ T5701] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.551370][ T5701] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.551874][ T5703] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.554199][ T5703] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.566000][ T5705] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.567088][ T5705] CPU: 1 PID: 5705 Comm: syz.2.76 Not tainted syzkaller #0 [ 83.568076][ T5705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.569542][ T5705] Call trace: [ 83.570028][ T5705] dump_backtrace+0x0/0x458 [ 83.570662][ T5705] show_stack+0x2c/0x3c [ 83.571258][ T5705] __dump_stack+0x30/0x40 [ 83.571887][ T5705] dump_stack_lvl+0xf4/0x15c [ 83.572581][ T5705] dump_stack+0x1c/0x5c [ 83.573155][ T5705] sysfs_create_dir_ns+0x244/0x264 [ 83.573943][ T5705] kobject_add_internal+0x5ac/0xc3c [ 83.574745][ T5705] kobject_init_and_add+0x124/0x190 [ 83.575489][ T5705] gfs2_sys_fs_add+0x200/0x41c [ 83.576183][ T5705] gfs2_fill_super+0xddc/0x1a18 [ 83.576929][ T5705] get_tree_bdev+0x358/0x544 [ 83.577596][ T5705] gfs2_get_tree+0x54/0x1b4 [ 83.578277][ T5705] vfs_get_tree+0x90/0x274 [ 83.578917][ T5705] do_new_mount+0x228/0x810 [ 83.579545][ T5705] path_mount+0x5bc/0x1008 [ 83.580150][ T5705] __arm64_sys_mount+0x514/0x5f0 [ 83.580882][ T5705] invoke_syscall+0x98/0x2b0 [ 83.581572][ T5705] el0_svc_common+0x138/0x258 [ 83.582256][ T5705] do_el0_svc+0x58/0x13c [ 83.582859][ T5705] el0_svc+0x78/0x1d0 [ 83.583470][ T5705] el0t_64_sync_handler+0xcc/0xe4 [ 83.584200][ T5705] el0t_64_sync+0x1a0/0x1a4 [ 83.587301][ T5705] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.589153][ T5705] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.827378][ T5705] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.828616][ T5705] CPU: 1 PID: 5705 Comm: syz.2.76 Not tainted syzkaller #0 [ 83.829749][ T5705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.831278][ T5705] Call trace: [ 83.831724][ T5705] dump_backtrace+0x0/0x458 [ 83.832341][ T5705] show_stack+0x2c/0x3c [ 83.832919][ T5705] __dump_stack+0x30/0x40 [ 83.833500][ T5705] dump_stack_lvl+0xf4/0x15c [ 83.834112][ T5705] dump_stack+0x1c/0x5c [ 83.834686][ T5705] sysfs_create_dir_ns+0x244/0x264 [ 83.835397][ T5705] kobject_add_internal+0x5ac/0xc3c [ 83.836142][ T5705] kobject_init_and_add+0x124/0x190 [ 83.836853][ T5705] gfs2_sys_fs_add+0x200/0x41c [ 83.837514][ T5705] gfs2_fill_super+0xddc/0x1a18 [ 83.838215][ T5705] get_tree_bdev+0x358/0x544 [ 83.838903][ T5705] gfs2_get_tree+0x54/0x1b4 [ 83.839529][ T5705] vfs_get_tree+0x90/0x274 [ 83.840189][ T5705] do_new_mount+0x228/0x810 [ 83.840828][ T5705] path_mount+0x5bc/0x1008 [ 83.841468][ T5705] __arm64_sys_mount+0x514/0x5f0 [ 83.842196][ T5705] invoke_syscall+0x98/0x2b0 [ 83.842897][ T5705] el0_svc_common+0x138/0x258 [ 83.843574][ T5705] do_el0_svc+0x58/0x13c [ 83.844206][ T5705] el0_svc+0x78/0x1d0 [ 83.844810][ T5705] el0t_64_sync_handler+0xcc/0xe4 [ 83.845534][ T5705] el0t_64_sync+0x1a0/0x1a4 [ 83.873722][ T5705] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.876015][ T5701] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.877021][ T5701] CPU: 1 PID: 5701 Comm: syz.1.74 Not tainted syzkaller #0 [ 83.878128][ T5701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.879527][ T5701] Call trace: [ 83.879975][ T5701] dump_backtrace+0x0/0x458 [ 83.880585][ T5701] show_stack+0x2c/0x3c [ 83.881180][ T5701] __dump_stack+0x30/0x40 [ 83.881881][ T5701] dump_stack_lvl+0xf4/0x15c [ 83.882561][ T5701] dump_stack+0x1c/0x5c [ 83.883217][ T5701] sysfs_create_dir_ns+0x244/0x264 [ 83.883979][ T5701] kobject_add_internal+0x5ac/0xc3c [ 83.884760][ T5701] kobject_init_and_add+0x124/0x190 [ 83.885518][ T5701] gfs2_sys_fs_add+0x200/0x41c [ 83.886207][ T5701] gfs2_fill_super+0xddc/0x1a18 [ 83.886913][ T5701] get_tree_bdev+0x358/0x544 [ 83.887561][ T5701] gfs2_get_tree+0x54/0x1b4 [ 83.888209][ T5701] vfs_get_tree+0x90/0x274 [ 83.888896][ T5701] do_new_mount+0x228/0x810 [ 83.889534][ T5701] path_mount+0x5bc/0x1008 [ 83.890183][ T5701] __arm64_sys_mount+0x514/0x5f0 [ 83.890887][ T5701] invoke_syscall+0x98/0x2b0 [ 83.891545][ T5701] el0_svc_common+0x138/0x258 [ 83.892248][ T5701] do_el0_svc+0x58/0x13c [ 83.892982][ T5701] el0_svc+0x78/0x1d0 [ 83.893564][ T5701] el0t_64_sync_handler+0xcc/0xe4 [ 83.894273][ T5701] el0t_64_sync+0x1a0/0x1a4 [ 83.896128][ T5705] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.926158][ T5701] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.928211][ T5701] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.977722][ T5707] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.978947][ T5707] CPU: 0 PID: 5707 Comm: syz.0.77 Not tainted syzkaller #0 [ 83.979951][ T5707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.981396][ T5707] Call trace: [ 83.981882][ T5707] dump_backtrace+0x0/0x458 [ 83.982520][ T5707] show_stack+0x2c/0x3c [ 83.983094][ T5707] __dump_stack+0x30/0x40 [ 83.983721][ T5707] dump_stack_lvl+0xf4/0x15c [ 83.984321][ T5707] dump_stack+0x1c/0x5c [ 83.984895][ T5707] sysfs_create_dir_ns+0x244/0x264 [ 83.985644][ T5707] kobject_add_internal+0x5ac/0xc3c [ 83.986406][ T5707] kobject_init_and_add+0x124/0x190 [ 83.987122][ T5707] gfs2_sys_fs_add+0x200/0x41c [ 83.987856][ T5707] gfs2_fill_super+0xddc/0x1a18 [ 83.988542][ T5707] get_tree_bdev+0x358/0x544 [ 83.989223][ T5707] gfs2_get_tree+0x54/0x1b4 [ 83.989904][ T5707] vfs_get_tree+0x90/0x274 [ 83.990533][ T5707] do_new_mount+0x228/0x810 [ 83.991166][ T5707] path_mount+0x5bc/0x1008 [ 83.991852][ T5707] __arm64_sys_mount+0x514/0x5f0 [ 83.992571][ T5707] invoke_syscall+0x98/0x2b0 [ 83.993222][ T5707] el0_svc_common+0x138/0x258 [ 83.993904][ T5707] do_el0_svc+0x58/0x13c [ 83.994499][ T5707] el0_svc+0x78/0x1d0 [ 83.995070][ T5707] el0t_64_sync_handler+0xcc/0xe4 [ 83.995778][ T5707] el0t_64_sync+0x1a0/0x1a4 [ 83.997775][ T5703] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.998863][ T5703] CPU: 0 PID: 5703 Comm: syz.4.75 Not tainted syzkaller #0 [ 83.999998][ T5703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.001514][ T5703] Call trace: [ 84.001995][ T5703] dump_backtrace+0x0/0x458 [ 84.002611][ T5703] show_stack+0x2c/0x3c [ 84.003224][ T5703] __dump_stack+0x30/0x40 [ 84.003832][ T5703] dump_stack_lvl+0xf4/0x15c [ 84.004493][ T5703] dump_stack+0x1c/0x5c [ 84.005090][ T5703] sysfs_create_dir_ns+0x244/0x264 [ 84.005780][ T5703] kobject_add_internal+0x5ac/0xc3c [ 84.006502][ T5703] kobject_init_and_add+0x124/0x190 [ 84.007224][ T5703] gfs2_sys_fs_add+0x200/0x41c [ 84.007915][ T5703] gfs2_fill_super+0xddc/0x1a18 [ 84.008576][ T5703] get_tree_bdev+0x358/0x544 [ 84.009283][ T5703] gfs2_get_tree+0x54/0x1b4 [ 84.009950][ T5703] vfs_get_tree+0x90/0x274 [ 84.010591][ T5703] do_new_mount+0x228/0x810 [ 84.011258][ T5703] path_mount+0x5bc/0x1008 [ 84.011837][ T5703] __arm64_sys_mount+0x514/0x5f0 [ 84.012536][ T5703] invoke_syscall+0x98/0x2b0 [ 84.013202][ T5703] el0_svc_common+0x138/0x258 [ 84.013876][ T5703] do_el0_svc+0x58/0x13c [ 84.014514][ T5703] el0_svc+0x78/0x1d0 [ 84.015095][ T5703] el0t_64_sync_handler+0xcc/0xe4 [ 84.015810][ T5703] el0t_64_sync+0x1a0/0x1a4 [ 84.038407][ T5703] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.040294][ T5703] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.045053][ T5707] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.047100][ T5707] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.117094][ T5709] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.118312][ T5709] CPU: 0 PID: 5709 Comm: syz.2.78 Not tainted syzkaller #0 [ 84.119318][ T5709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.120681][ T5709] Call trace: [ 84.121131][ T5709] dump_backtrace+0x0/0x458 [ 84.121774][ T5709] show_stack+0x2c/0x3c [ 84.122383][ T5709] __dump_stack+0x30/0x40 [ 84.122998][ T5709] dump_stack_lvl+0xf4/0x15c [ 84.123646][ T5709] dump_stack+0x1c/0x5c [ 84.124297][ T5709] sysfs_create_dir_ns+0x244/0x264 [ 84.125097][ T5709] kobject_add_internal+0x5ac/0xc3c [ 84.125844][ T5709] kobject_init_and_add+0x124/0x190 [ 84.126639][ T5709] gfs2_sys_fs_add+0x200/0x41c [ 84.127337][ T5709] gfs2_fill_super+0xddc/0x1a18 [ 84.127988][ T5709] get_tree_bdev+0x358/0x544 [ 84.128657][ T5709] gfs2_get_tree+0x54/0x1b4 [ 84.129334][ T5709] vfs_get_tree+0x90/0x274 [ 84.129987][ T5709] do_new_mount+0x228/0x810 [ 84.130670][ T5709] path_mount+0x5bc/0x1008 [ 84.131289][ T5709] __arm64_sys_mount+0x514/0x5f0 [ 84.132019][ T5709] invoke_syscall+0x98/0x2b0 [ 84.132715][ T5709] el0_svc_common+0x138/0x258 [ 84.133429][ T5709] do_el0_svc+0x58/0x13c [ 84.134013][ T5709] el0_svc+0x78/0x1d0 [ 84.134610][ T5709] el0t_64_sync_handler+0xcc/0xe4 [ 84.135343][ T5709] el0t_64_sync+0x1a0/0x1a4 [ 84.166287][ T5709] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.177896][ T5709] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.225202][ T5711] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.226484][ T5711] CPU: 1 PID: 5711 Comm: syz.1.79 Not tainted syzkaller #0 [ 84.227556][ T5711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.229000][ T5711] Call trace: [ 84.229467][ T5711] dump_backtrace+0x0/0x458 [ 84.230106][ T5711] show_stack+0x2c/0x3c [ 84.230648][ T5711] __dump_stack+0x30/0x40 [ 84.231238][ T5711] dump_stack_lvl+0xf4/0x15c [ 84.231915][ T5711] dump_stack+0x1c/0x5c [ 84.232515][ T5711] sysfs_create_dir_ns+0x244/0x264 [ 84.233217][ T5711] kobject_add_internal+0x5ac/0xc3c [ 84.234075][ T5711] kobject_init_and_add+0x124/0x190 [ 84.234808][ T5711] gfs2_sys_fs_add+0x200/0x41c [ 84.235495][ T5711] gfs2_fill_super+0xddc/0x1a18 [ 84.236209][ T5711] get_tree_bdev+0x358/0x544 [ 84.236858][ T5711] gfs2_get_tree+0x54/0x1b4 [ 84.237497][ T5711] vfs_get_tree+0x90/0x274 [ 84.238168][ T5711] do_new_mount+0x228/0x810 [ 84.238811][ T5711] path_mount+0x5bc/0x1008 [ 84.239417][ T5711] __arm64_sys_mount+0x514/0x5f0 [ 84.240139][ T5711] invoke_syscall+0x98/0x2b0 [ 84.240784][ T5711] el0_svc_common+0x138/0x258 [ 84.241477][ T5711] do_el0_svc+0x58/0x13c [ 84.242072][ T5711] el0_svc+0x78/0x1d0 [ 84.242635][ T5711] el0t_64_sync_handler+0xcc/0xe4 [ 84.243353][ T5711] el0t_64_sync+0x1a0/0x1a4