Warning: Permanently added '10.128.1.141' (ED25519) to the list of known hosts. 1970/01/01 00:01:00 parsed 1 programs [ 61.968693][ T4715] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 66.205491][ T359] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.206819][ T359] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.208435][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.278651][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.280028][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.281736][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 66.457870][ T4737] chnl_net:caif_netlink_parms(): no params data found [ 66.574336][ T4737] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.575643][ T4737] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.581763][ T4737] device bridge_slave_0 entered promiscuous mode [ 66.617161][ T4737] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.631139][ T4737] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.632752][ T4737] device bridge_slave_1 entered promiscuous mode [ 66.703509][ T4737] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.714819][ T4737] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.736081][ T4737] team0: Port device team_slave_0 added [ 66.743279][ T4737] team0: Port device team_slave_1 added [ 66.752956][ T4737] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.753972][ T4737] 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. [ 66.758170][ T4737] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.761858][ T4737] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.762920][ T4737] 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. [ 66.767246][ T4737] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.847670][ T4737] device hsr_slave_0 entered promiscuous mode [ 66.886659][ T4737] device hsr_slave_1 entered promiscuous mode [ 66.953053][ T4737] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.997644][ T4737] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.039433][ T4737] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.097677][ T4737] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.204360][ T4737] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.205579][ T4737] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.207012][ T4737] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.208193][ T4737] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.211488][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.212964][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.237588][ T4737] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.241774][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.243214][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.246202][ T4737] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.251303][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.252891][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.254281][ T359] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.255376][ T359] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.260767][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.262428][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.263872][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.265041][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.269251][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.272637][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.276006][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.278018][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.279549][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.283913][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.285570][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.290633][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.292359][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.295511][ T4737] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.299145][ T4737] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.300843][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.302452][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.344900][ T4737] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.347351][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.348612][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.355338][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.357123][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.365037][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.366806][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.368495][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.369871][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.372925][ T4737] device veth0_vlan entered promiscuous mode [ 67.378349][ T4737] device veth1_vlan entered promiscuous mode [ 67.388238][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.389769][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.391086][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.392639][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.395501][ T4737] device veth0_macvtap entered promiscuous mode [ 67.399245][ T4737] device veth1_macvtap entered promiscuous mode [ 67.405183][ T4737] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.406461][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.407950][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 67.409374][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.410914][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.414023][ T4737] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.416020][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.417667][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.420080][ T4737] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.421441][ T4737] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.422743][ T4737] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.424011][ T4737] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:07 executed programs: 0 [ 67.697863][ T4800] chnl_net:caif_netlink_parms(): no params data found [ 67.771463][ T4806] chnl_net:caif_netlink_parms(): no params data found [ 67.784735][ T4800] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.785882][ T4800] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.787832][ T4800] device bridge_slave_0 entered promiscuous mode [ 67.790089][ T4807] chnl_net:caif_netlink_parms(): no params data found [ 67.792281][ T4800] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.793460][ T4800] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.794960][ T4800] device bridge_slave_1 entered promiscuous mode [ 68.046553][ T4805] chnl_net:caif_netlink_parms(): no params data found [ 68.055965][ T4806] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.057336][ T4806] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.058865][ T4806] device bridge_slave_0 entered promiscuous mode [ 68.065530][ T4800] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.078156][ T4806] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.079322][ T4806] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.081743][ T4806] device bridge_slave_1 entered promiscuous mode [ 68.086031][ T136] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.092623][ T4800] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.124114][ T4806] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.140519][ T4800] team0: Port device team_slave_0 added [ 68.142438][ T4806] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.154477][ T4807] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.155740][ T4807] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.157416][ T4807] device bridge_slave_0 entered promiscuous mode [ 68.159720][ T4800] team0: Port device team_slave_1 added [ 68.160815][ T4807] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.161947][ T4807] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.163468][ T4807] device bridge_slave_1 entered promiscuous mode [ 68.173775][ T4805] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.175010][ T4805] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.176995][ T4805] device bridge_slave_0 entered promiscuous mode [ 68.185112][ T4806] team0: Port device team_slave_0 added [ 68.189582][ T4807] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.196232][ T4805] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.197729][ T4805] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.199258][ T4805] device bridge_slave_1 entered promiscuous mode [ 68.204014][ T4806] team0: Port device team_slave_1 added [ 68.211393][ T4808] chnl_net:caif_netlink_parms(): no params data found [ 68.213640][ T4806] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.214746][ T4806] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.219232][ T4806] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.222234][ T4807] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.224032][ T4800] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.225033][ T4800] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.229205][ T4800] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.235557][ T4806] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.236728][ T4806] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.240788][ T4806] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.244185][ T4805] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.249014][ T4800] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.250144][ T4800] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.253938][ T4800] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.271956][ T4805] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.275711][ T4807] team0: Port device team_slave_0 added [ 68.278144][ T4807] team0: Port device team_slave_1 added [ 68.302122][ T4805] team0: Port device team_slave_0 added [ 68.310063][ T4807] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.311228][ T4807] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.315471][ T4807] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.317886][ T4808] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.319045][ T4808] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.320643][ T4808] device bridge_slave_0 entered promiscuous mode [ 68.325774][ T4805] team0: Port device team_slave_1 added [ 68.367434][ T4806] device hsr_slave_0 entered promiscuous mode [ 68.426590][ T4806] device hsr_slave_1 entered promiscuous mode [ 68.466459][ T4806] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.467712][ T4806] Cannot create hsr debugfs directory [ 68.468970][ T4807] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.470007][ T4807] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.474365][ T4807] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.480132][ T4808] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.481320][ T4808] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.482857][ T4808] device bridge_slave_1 entered promiscuous mode [ 68.492533][ T4805] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.493653][ T4805] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.498264][ T4805] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.557708][ T4800] device hsr_slave_0 entered promiscuous mode [ 68.596640][ T4800] device hsr_slave_1 entered promiscuous mode [ 68.636447][ T4800] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.637709][ T4800] Cannot create hsr debugfs directory [ 68.651259][ T4805] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.652408][ T4805] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 68.656634][ T4805] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.664950][ T4808] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.667543][ T4808] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.717925][ T4807] device hsr_slave_0 entered promiscuous mode [ 68.777301][ T4807] device hsr_slave_1 entered promiscuous mode [ 68.816471][ T4807] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.817739][ T4807] Cannot create hsr debugfs directory [ 68.822988][ T4808] team0: Port device team_slave_0 added [ 68.825121][ T4808] team0: Port device team_slave_1 added [ 68.897832][ T4805] device hsr_slave_0 entered promiscuous mode [ 68.946594][ T4805] device hsr_slave_1 entered promiscuous mode [ 68.996455][ T4805] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.997814][ T4805] Cannot create hsr debugfs directory [ 69.011022][ T4808] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.012142][ T4808] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 69.016689][ T4808] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.020757][ T4808] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.021873][ T4808] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 69.025843][ T4808] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.117578][ T4808] device hsr_slave_0 entered promiscuous mode [ 69.156799][ T4808] device hsr_slave_1 entered promiscuous mode [ 69.206500][ T4808] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.207784][ T4808] Cannot create hsr debugfs directory [ 69.607598][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.608562][ T21] cfg80211: failed to load regulatory.db [ 69.608711][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.610016][ T21] Bluetooth: hci3: command 0x0409 tx timeout [ 69.616809][ T4151] Bluetooth: hci4: command 0x0409 tx timeout [ 69.617783][ T4151] Bluetooth: hci2: command 0x0409 tx timeout [ 69.618726][ T4151] Bluetooth: hci1: command 0x0409 tx timeout [ 69.686645][ T21] Bluetooth: hci5: command 0x0409 tx timeout [ 70.489694][ T136] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.686516][ T4213] Bluetooth: hci1: command 0x041b tx timeout [ 71.687566][ T4213] Bluetooth: hci2: command 0x041b tx timeout [ 71.688499][ T4213] Bluetooth: hci4: command 0x041b tx timeout [ 71.689471][ T4213] Bluetooth: hci3: command 0x041b tx timeout [ 71.766460][ T4152] Bluetooth: hci5: command 0x041b tx timeout [ 73.271144][ T136] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.330790][ T136] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.766718][ T4158] Bluetooth: hci3: command 0x040f tx timeout [ 73.767956][ T4158] Bluetooth: hci4: command 0x040f tx timeout [ 73.768987][ T4158] Bluetooth: hci2: command 0x040f tx timeout [ 73.769904][ T4158] Bluetooth: hci1: command 0x040f tx timeout [ 73.846475][ T4158] Bluetooth: hci5: command 0x040f tx timeout [ 75.810651][ T4807] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 75.846542][ T4072] Bluetooth: hci1: command 0x0419 tx timeout [ 75.847661][ T4072] Bluetooth: hci2: command 0x0419 tx timeout [ 75.848687][ T4072] Bluetooth: hci4: command 0x0419 tx timeout [ 75.849711][ T4072] Bluetooth: hci3: command 0x0419 tx timeout [ 75.868409][ T4807] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 75.917641][ T4807] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 75.926694][ T4072] Bluetooth: hci5: command 0x0419 tx timeout [ 75.977844][ T4807] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 76.046734][ T4807] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.051261][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.052730][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.055367][ T4807] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.058202][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.061321][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.062826][ T577] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.063948][ T577] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.065574][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.081832][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.083407][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.084963][ T577] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.086051][ T577] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.088315][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.090052][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.092178][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.094510][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.096123][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.098066][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.099777][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.101304][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.102757][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.104317][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.127426][ T4807] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.136818][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.186722][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.188030][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.191172][ T4807] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.220608][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.222218][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.258550][ T4807] device veth0_vlan entered promiscuous mode [ 76.261803][ T4807] device veth1_vlan entered promiscuous mode [ 76.267145][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.268625][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.270124][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.271504][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.273656][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.275048][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.283122][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.284785][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.288867][ T4807] device veth0_macvtap entered promiscuous mode [ 76.291413][ T4807] device veth1_macvtap entered promiscuous mode [ 76.300000][ T4807] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 76.301655][ T4807] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.303746][ T4807] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.305199][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.312048][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.313463][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.315075][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.322933][ T4807] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 76.324584][ T4807] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 76.328556][ T4807] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.329770][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.331286][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.334857][ T4807] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.336221][ T4807] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.340070][ T4807] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.341474][ T4807] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.373081][ T577] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.374411][ T577] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.376063][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.388899][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.390174][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.391939][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:16 executed programs: 10 [ 76.500114][ T4806] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 76.520860][ T4806] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 76.560348][ T4806] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 76.590383][ T5189] loop3: detected capacity change from 0 to 32768 [ 76.603244][ T4806] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 76.643525][ T5189] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 76.644927][ T5189] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 76.679830][ T5189] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 76.684783][ T4213] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 76.685904][ T4213] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 76.716188][ T4213] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 76.717954][ T4213] gfs2: fsid=syz:syz.0: jid=0: Done [ 76.719037][ T5189] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 76.745769][ T5189] ODEBUG: Out of memory. ODEBUG disabled [ 76.811978][ T4806] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.816326][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.817988][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.822631][ T4806] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.825145][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.827198][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.828672][ T577] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.829722][ T577] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.831514][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.838299][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.840207][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.841683][ T359] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.842756][ T359] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.845943][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.896914][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.898638][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.900207][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.901915][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.913847][ T4806] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.915544][ T4806] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.924388][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.925977][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.927842][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.929259][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.930847][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.932229][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.934418][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.089022][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.090369][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.097856][ T4806] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.128596][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.130191][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.133989][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.135542][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.161299][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.162729][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.165401][ T4806] device veth0_vlan entered promiscuous mode [ 77.172872][ T4806] device veth1_vlan entered promiscuous mode [ 77.209682][ T5189] syz.3.19 (5189): drop_caches: 2 [ 77.233636][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.235142][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.237097][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.238630][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.243798][ T4805] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 77.267658][ T4805] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 77.332834][ T4805] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 77.357465][ T4805] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 77.408136][ T4806] device veth0_macvtap entered promiscuous mode [ 77.411212][ T4806] device veth1_macvtap entered promiscuous mode [ 77.415647][ T4806] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 77.422245][ T4806] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 77.423849][ T4806] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 77.425525][ T4806] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 77.428426][ T4806] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.431456][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.435096][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.437031][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.438659][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.444719][ T4800] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.480243][ T4806] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 77.482057][ T4806] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 77.483701][ T4806] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 77.485446][ T4806] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 77.488542][ T4806] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.491509][ T4806] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.492943][ T4806] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.494425][ T4806] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.495902][ T4806] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.497786][ T5263] loop3: detected capacity change from 0 to 32768 [ 77.500173][ T4800] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.503311][ T5263] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 77.504649][ T5263] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 77.511615][ T5263] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 77.513706][ T4213] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 77.514838][ T4213] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 77.532014][ T4213] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 17ms [ 77.534751][ T4213] gfs2: fsid=syz:syz.0: jid=0: Done [ 77.535616][ T5263] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 77.537659][ T4800] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.541470][ T5263] syz.3.21 (5263): drop_caches: 2 [ 77.577284][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.578919][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.594620][ T4800] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.646640][ T4808] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 77.677486][ T4808] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 77.713785][ T5281] loop3: detected capacity change from 0 to 32768 [ 77.730095][ T4808] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 77.756160][ T4808] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 77.771768][ T5281] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 77.773021][ T5281] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 77.776219][ T5281] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 77.782704][ T4153] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 77.783740][ T4153] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 77.814936][ T4805] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.834821][ T4153] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 51ms [ 77.837631][ T4153] gfs2: fsid=syz:syz.0: jid=0: Done [ 77.838516][ T5281] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 77.843518][ T5281] syz.3.22 (5281): drop_caches: 2 [ 77.914153][ T4805] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.956508][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.957927][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.965581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.967204][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.968462][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.969561][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.971827][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.973932][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.978762][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.981860][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.994467][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.996222][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.001102][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.002251][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.003592][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.010737][ T4800] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.014690][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.016147][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.032090][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.035343][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.037271][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.039401][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.040539][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.042085][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.043490][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.059740][ T4808] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.063703][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.065213][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.072373][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.073993][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.146850][ T4808] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.154144][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.155766][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.157588][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.159217][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.160711][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.161851][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.169410][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.172015][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.176295][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.177519][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.184333][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.187795][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.190108][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.192326][ T4800] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.199136][ T4805] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.200910][ T4805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.202349][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.203995][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.237275][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.239108][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.241254][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.242641][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.244168][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.245652][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.246798][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.256631][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.262333][ T5320] loop3: detected capacity change from 0 to 32768 [ 78.270045][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.274044][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.289088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.290647][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.292131][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.293288][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.295679][ T5320] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 78.304678][ T5320] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 78.306313][ T4808] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 78.313588][ T5320] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 78.315655][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 78.316852][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 78.322413][ T4808] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 78.327392][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.328994][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.330600][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.332063][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.335487][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.350888][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.357840][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.361335][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.363185][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.364730][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.368191][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.369780][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.377648][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 60ms [ 78.379051][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 78.379889][ T5320] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 78.385087][ T5320] syz.3.23 (5320): drop_caches: 2 [ 78.398991][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.400629][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.422524][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.424126][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.430784][ T4800] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.450914][ T5337] loop1: detected capacity change from 0 to 32768 [ 78.458349][ T4174] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.459659][ T4174] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.469551][ T4805] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.485294][ T4174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.487107][ T4174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.492005][ T5337] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 78.493344][ T5337] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 78.503326][ T5337] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 78.512044][ T4155] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 78.513140][ T4155] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 78.534205][ T4805] device veth0_vlan entered promiscuous mode [ 78.552417][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.554027][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.556105][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.560029][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.560365][ T4155] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 47ms [ 78.570554][ T4805] device veth1_vlan entered promiscuous mode [ 78.577074][ T4155] gfs2: fsid=syz:syz.0: jid=0: Done [ 78.577958][ T5337] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 78.583145][ T5337] syz.1.17 (5337): drop_caches: 2 [ 78.633691][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.635255][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.647515][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.648839][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.650080][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.651576][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.675545][ T4808] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.681171][ T4805] device veth0_macvtap entered promiscuous mode [ 78.707417][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.708959][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.710209][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.744114][ T4800] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.757633][ T4805] device veth1_macvtap entered promiscuous mode [ 78.777304][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.779062][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.780706][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.782364][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.783878][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.795736][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.808121][ T4805] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.810386][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.811979][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.813503][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.826735][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.828390][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.837934][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.842319][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.844010][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.845713][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.857988][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.859657][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.861291][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.862940][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.863013][ T5353] loop3: detected capacity change from 0 to 32768 [ 78.864828][ T4805] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.877058][ T4805] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.881964][ T4805] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.883508][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.885214][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.888447][ T4800] device veth0_vlan entered promiscuous mode [ 78.898859][ T5353] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 78.910556][ T5353] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 78.921124][ T5353] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 78.922871][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 78.924016][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 78.949890][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 25ms [ 78.953291][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 78.954209][ T5353] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 78.957606][ T5367] loop1: detected capacity change from 0 to 32768 [ 78.975028][ T5353] syz.3.24 (5353): drop_caches: 2 [ 79.002307][ T4805] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.003647][ T4805] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.005069][ T4805] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.010698][ T4805] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.037874][ T5367] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 79.039168][ T5367] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 79.040427][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 79.041953][ T5331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 79.064157][ T5367] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 79.066011][ T4155] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 79.067344][ T4155] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 79.082241][ T4800] device veth1_vlan entered promiscuous mode [ 79.083947][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 79.094956][ T4155] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 79.097286][ T4155] gfs2: fsid=syz:syz.0: jid=0: Done [ 79.098177][ T5367] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 79.103115][ T5367] syz.1.25 (5367): drop_caches: 2 [ 79.130468][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 79.132111][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 79.133729][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 79.135137][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 79.155451][ T4808] device veth0_vlan entered promiscuous mode [ 79.215753][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 79.217772][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.225667][ T4808] device veth1_vlan entered promiscuous mode [ 79.241867][ T4800] device veth0_macvtap entered promiscuous mode [ 79.261469][ T4800] device veth1_macvtap entered promiscuous mode [ 79.270345][ T577] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.271687][ T577] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.273284][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 79.274844][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 79.276298][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.279191][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 79.280726][ T359] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.327853][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.329437][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.331004][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.332708][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.334270][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.335946][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.364565][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.366249][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.373427][ T4800] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.374600][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 79.376140][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.378277][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.379850][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.385902][ T577] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.391464][ T4808] device veth0_macvtap entered promiscuous mode [ 79.392607][ T577] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.397434][ T4808] device veth1_macvtap entered promiscuous mode [ 79.401877][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.403383][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 79.404915][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.411459][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.413366][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.415020][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.417229][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.418760][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.420436][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.421402][ T5392] loop3: detected capacity change from 0 to 32768 [ 79.422062][ T4800] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.433066][ T4800] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.435044][ T5392] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 79.436330][ T5392] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 79.442109][ T5392] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 79.442171][ T4800] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.444882][ T4155] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 79.445986][ T4155] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 79.451626][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.453239][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.478549][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.480457][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.484059][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.490941][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.493319][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.494639][ T5396] loop1: detected capacity change from 0 to 32768 [ 79.494960][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.496815][ T4155] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 50ms [ 79.499094][ T4155] gfs2: fsid=syz:syz.0: jid=0: Done [ 79.499915][ T5392] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 79.503434][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.505032][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.505690][ T5392] syz.3.26 (5392): drop_caches: 2 [ 79.507410][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 79.508968][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.525069][ T4808] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.541101][ T5396] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 79.542515][ T5396] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 79.549272][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.550979][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.568707][ T5396] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 79.570487][ T4213] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 79.571501][ T4213] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 79.575340][ T4800] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.592169][ T4800] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.593451][ T4800] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.594899][ T4800] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.598902][ T4213] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 79.600230][ T4213] gfs2: fsid=syz:syz.0: jid=0: Done [ 79.610847][ T5396] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 79.618297][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.619931][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.621482][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.624621][ T5396] syz.1.27 (5396): drop_caches: 2 [ 79.632107][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.646510][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.648207][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.649822][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.651574][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.653106][ T4808] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 79.675094][ T4808] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 79.703131][ T4808] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.731619][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.733210][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.738666][ T4808] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.740065][ T4808] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.741453][ T4808] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.742838][ T4808] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.865470][ T5344] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.866832][ T5344] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.891621][ T577] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.891875][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.892819][ T577] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.903121][ T577] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 79.922125][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.923435][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.925528][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.974812][ T5412] loop3: detected capacity change from 0 to 32768 [ 79.984053][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.985353][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.987362][ T5344] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 80.025452][ T5412] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.035073][ T5412] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.035171][ T5410] loop2: detected capacity change from 0 to 32768 [ 80.058069][ T5412] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 80.067704][ T4213] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.068867][ T4213] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.094760][ T5410] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.095873][ T5410] CPU: 0 PID: 5410 Comm: syz.2.18 Not tainted syzkaller #0 [ 80.096999][ T5410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.098545][ T5410] Call trace: [ 80.099074][ T5410] dump_backtrace+0x0/0x43c [ 80.099802][ T5410] show_stack+0x2c/0x3c [ 80.100459][ T5410] __dump_stack+0x30/0x40 [ 80.101146][ T5410] dump_stack_lvl+0xf8/0x160 [ 80.101923][ T5410] dump_stack+0x1c/0x5c [ 80.102577][ T5410] sysfs_create_dir_ns+0x22c/0x24c [ 80.103496][ T5410] kobject_add_internal+0x590/0xc54 [ 80.104404][ T5410] kobject_init_and_add+0x118/0x17c [ 80.105255][ T5410] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.106051][ T5410] gfs2_fill_super+0xdac/0x19e0 [ 80.106829][ T5410] get_tree_bdev+0x358/0x544 [ 80.107612][ T5410] gfs2_get_tree+0x54/0x1b4 [ 80.108341][ T5410] vfs_get_tree+0x90/0x274 [ 80.109058][ T5410] do_new_mount+0x228/0x810 [ 80.109749][ T5410] path_mount+0x5b4/0x1000 [ 80.110450][ T5410] __arm64_sys_mount+0x514/0x5e4 [ 80.111242][ T5410] invoke_syscall+0x98/0x2b8 [ 80.111989][ T5410] el0_svc_common+0x138/0x258 [ 80.112747][ T5410] do_el0_svc+0x58/0x14c [ 80.113439][ T5410] el0_svc+0x78/0x1e0 [ 80.114052][ T5410] el0t_64_sync_handler+0xcc/0xe4 [ 80.114800][ T5410] el0t_64_sync+0x1a0/0x1a4 [ 80.119839][ T4213] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 50ms [ 80.121203][ T4213] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.122077][ T5412] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 80.129251][ T5412] syz.3.28 (5412): drop_caches: 2 [ 80.182339][ T5410] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.184417][ T5410] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.194004][ T5410] syz.2.18 (5410): drop_caches: 2 [ 80.243531][ T5420] loop1: detected capacity change from 0 to 32768 [ 80.269756][ T5420] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.271411][ T5420] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.281162][ T5420] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 80.288241][ T4150] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.289290][ T4150] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.334924][ T4150] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 80.336227][ T4150] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.344469][ T5420] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 80.355553][ T5420] syz.1.29 (5420): drop_caches: 2 [ 80.475595][ T5431] loop4: detected capacity change from 0 to 32768 [ 80.532538][ T5431] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.533857][ T5431] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.537293][ T5431] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 80.550489][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.551609][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.587632][ T5434] loop0: detected capacity change from 0 to 32768 [ 80.589417][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 80.591075][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.591827][ T5431] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 80.597146][ T5431] syz.4.20 (5431): drop_caches: 2 [ 80.617482][ T5434] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.618667][ T5434] CPU: 0 PID: 5434 Comm: syz.0.16 Not tainted syzkaller #0 [ 80.619845][ T5434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.621424][ T5434] Call trace: [ 80.621916][ T5434] dump_backtrace+0x0/0x43c [ 80.622680][ T5434] show_stack+0x2c/0x3c [ 80.623345][ T5434] __dump_stack+0x30/0x40 [ 80.624061][ T5434] dump_stack_lvl+0xf8/0x160 [ 80.624823][ T5434] dump_stack+0x1c/0x5c [ 80.625504][ T5434] sysfs_create_dir_ns+0x22c/0x24c [ 80.626288][ T5434] kobject_add_internal+0x590/0xc54 [ 80.627176][ T5434] kobject_init_and_add+0x118/0x17c [ 80.628074][ T5434] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.628909][ T5434] gfs2_fill_super+0xdac/0x19e0 [ 80.629707][ T5434] get_tree_bdev+0x358/0x544 [ 80.630420][ T5434] gfs2_get_tree+0x54/0x1b4 [ 80.631124][ T5434] vfs_get_tree+0x90/0x274 [ 80.631862][ T5434] do_new_mount+0x228/0x810 [ 80.632577][ T5434] path_mount+0x5b4/0x1000 [ 80.633338][ T5434] __arm64_sys_mount+0x514/0x5e4 [ 80.634179][ T5434] invoke_syscall+0x98/0x2b8 [ 80.634857][ T5434] el0_svc_common+0x138/0x258 [ 80.635641][ T5434] do_el0_svc+0x58/0x14c [ 80.636287][ T5434] el0_svc+0x78/0x1e0 [ 80.636943][ T5434] el0t_64_sync_handler+0xcc/0xe4 [ 80.637776][ T5434] el0t_64_sync+0x1a0/0x1a4 [ 80.694816][ T5440] loop3: detected capacity change from 0 to 32768 [ 80.709939][ T5434] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.713848][ T5434] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.716309][ T5434] syz.0.16 (5434): drop_caches: 2 [ 80.748035][ T5440] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.749378][ T5440] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.752031][ T5440] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 80.754276][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.755432][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 80.831932][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 76ms [ 80.833300][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 80.834126][ T5440] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 80.840316][ T5440] syz.3.30 (5440): drop_caches: 2 [ 80.873287][ T5445] loop2: detected capacity change from 0 to 32768 [ 80.885750][ T5445] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.915169][ T5445] CPU: 1 PID: 5445 Comm: syz.2.31 Not tainted syzkaller #0 [ 80.916348][ T5445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.917898][ T5445] Call trace: [ 80.918465][ T5445] dump_backtrace+0x0/0x43c [ 80.919242][ T5445] show_stack+0x2c/0x3c [ 80.919979][ T5445] __dump_stack+0x30/0x40 [ 80.920677][ T5445] dump_stack_lvl+0xf8/0x160 [ 80.921421][ T5445] dump_stack+0x1c/0x5c [ 80.922150][ T5445] sysfs_create_dir_ns+0x22c/0x24c [ 80.922960][ T5445] kobject_add_internal+0x590/0xc54 [ 80.923823][ T5445] kobject_init_and_add+0x118/0x17c [ 80.924693][ T5445] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.925515][ T5445] gfs2_fill_super+0xdac/0x19e0 [ 80.926324][ T5445] get_tree_bdev+0x358/0x544 [ 80.927134][ T5445] gfs2_get_tree+0x54/0x1b4 [ 80.927879][ T5445] vfs_get_tree+0x90/0x274 [ 80.928609][ T5445] do_new_mount+0x228/0x810 [ 80.929343][ T5445] path_mount+0x5b4/0x1000 [ 80.930092][ T5445] __arm64_sys_mount+0x514/0x5e4 [ 80.930904][ T5445] invoke_syscall+0x98/0x2b8 [ 80.931601][ T5445] el0_svc_common+0x138/0x258 [ 80.932371][ T5445] do_el0_svc+0x58/0x14c [ 80.933100][ T5445] el0_svc+0x78/0x1e0 [ 80.933721][ T5445] el0t_64_sync_handler+0xcc/0xe4 [ 80.934536][ T5445] el0t_64_sync+0x1a0/0x1a4 [ 80.949452][ T5450] loop1: detected capacity change from 0 to 32768 [ 80.951349][ T5445] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.953770][ T5450] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 80.954940][ T5450] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 80.956894][ T5445] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.961801][ T5450] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 80.963681][ T4150] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 80.964804][ T4150] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 81.015831][ T4150] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 51ms [ 81.021519][ T4150] gfs2: fsid=syz:syz.0: jid=0: Done [ 81.022400][ T5450] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 81.028109][ T5450] syz.1.32 (5450): drop_caches: 2 [ 81.151129][ T5445] syz.2.31 (5445): drop_caches: 2 [ 81.161567][ T5460] loop4: detected capacity change from 0 to 32768 [ 81.208313][ T5460] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 81.209640][ T5460] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 81.212680][ T5460] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 81.215820][ T4150] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 81.216981][ T4150] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 81.269062][ T4150] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 52ms [ 81.270454][ T4150] gfs2: fsid=syz:syz.0: jid=0: Done [ 81.271308][ T5460] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 81.276961][ T5460] syz.4.33 (5460): drop_caches: 2 [ 81.337414][ T5465] loop0: detected capacity change from 0 to 32768 [ 81.385401][ T5471] loop3: detected capacity change from 0 to 32768 [ 81.410714][ T5465] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 81.412054][ T5465] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 81.415488][ T5465] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 81.425824][ T4881] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 81.427024][ T4881] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 81.461887][ T5471] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.463124][ T5471] CPU: 0 PID: 5471 Comm: syz.3.35 Not tainted syzkaller #0 [ 81.464342][ T5471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.465916][ T5471] Call trace: [ 81.466436][ T5471] dump_backtrace+0x0/0x43c [ 81.467189][ T5471] show_stack+0x2c/0x3c [ 81.467854][ T5471] __dump_stack+0x30/0x40 [ 81.468605][ T5471] dump_stack_lvl+0xf8/0x160 [ 81.469283][ T5471] dump_stack+0x1c/0x5c [ 81.469979][ T5471] sysfs_create_dir_ns+0x22c/0x24c [ 81.470781][ T5471] kobject_add_internal+0x590/0xc54 [ 81.471635][ T5471] kobject_init_and_add+0x118/0x17c [ 81.472448][ T5471] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.473239][ T5471] gfs2_fill_super+0xdac/0x19e0 [ 81.474049][ T5471] get_tree_bdev+0x358/0x544 [ 81.474804][ T5471] gfs2_get_tree+0x54/0x1b4 [ 81.475501][ T5471] vfs_get_tree+0x90/0x274 [ 81.476145][ T5471] do_new_mount+0x228/0x810 [ 81.476893][ T5471] path_mount+0x5b4/0x1000 [ 81.477556][ T5471] __arm64_sys_mount+0x514/0x5e4 [ 81.478255][ T5471] invoke_syscall+0x98/0x2b8 [ 81.478956][ T5471] el0_svc_common+0x138/0x258 [ 81.479719][ T5471] do_el0_svc+0x58/0x14c [ 81.480280][ T4881] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 53ms [ 81.480401][ T5471] el0_svc+0x78/0x1e0 [ 81.481875][ T4881] gfs2: fsid=syz:syz.0: jid=0: Done [ 81.482344][ T5471] el0t_64_sync_handler+0xcc/0xe4 [ 81.483186][ T5465] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 81.483971][ T5471] el0t_64_sync+0x1a0/0x1a4 [ 81.494498][ T5465] syz.0.34 (5465): drop_caches: 2 1970/01/01 00:01:21 executed programs: 33 [ 81.568982][ T5471] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.571103][ T5471] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.583745][ T5471] syz.3.35 (5471): drop_caches: 2 [ 81.587366][ T5478] loop1: detected capacity change from 0 to 32768 [ 81.672697][ T5485] loop2: detected capacity change from 0 to 32768 [ 81.700954][ T5478] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 81.702387][ T5478] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 81.705499][ T5478] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 81.707488][ T4158] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 81.708556][ T4158] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 81.726500][ T5485] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.727679][ T5485] CPU: 0 PID: 5485 Comm: syz.2.37 Not tainted syzkaller #0 [ 81.728851][ T5485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.730478][ T5485] Call trace: [ 81.731003][ T5485] dump_backtrace+0x0/0x43c [ 81.731716][ T5485] show_stack+0x2c/0x3c [ 81.732377][ T5485] __dump_stack+0x30/0x40 [ 81.733036][ T5485] dump_stack_lvl+0xf8/0x160 [ 81.733801][ T5485] dump_stack+0x1c/0x5c [ 81.734468][ T5485] sysfs_create_dir_ns+0x22c/0x24c [ 81.735274][ T5485] kobject_add_internal+0x590/0xc54 [ 81.736139][ T5485] kobject_init_and_add+0x118/0x17c [ 81.736997][ T5485] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.737768][ T5485] gfs2_fill_super+0xdac/0x19e0 [ 81.738551][ T5485] get_tree_bdev+0x358/0x544 [ 81.739321][ T5485] gfs2_get_tree+0x54/0x1b4 [ 81.740028][ T5485] vfs_get_tree+0x90/0x274 [ 81.740752][ T5485] do_new_mount+0x228/0x810 [ 81.741515][ T5485] path_mount+0x5b4/0x1000 [ 81.742241][ T5485] __arm64_sys_mount+0x514/0x5e4 [ 81.743063][ T5485] invoke_syscall+0x98/0x2b8 [ 81.743813][ T5485] el0_svc_common+0x138/0x258 [ 81.744568][ T5485] do_el0_svc+0x58/0x14c [ 81.745230][ T5485] el0_svc+0x78/0x1e0 [ 81.745930][ T5485] el0t_64_sync_handler+0xcc/0xe4 [ 81.746735][ T5485] el0t_64_sync+0x1a0/0x1a4 [ 81.781476][ T4158] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 72ms [ 81.782713][ T4158] gfs2: fsid=syz:syz.0: jid=0: Done [ 81.783559][ T5478] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 81.789632][ T5485] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.793382][ T5478] syz.1.36 (5478): drop_caches: 2 [ 81.794332][ T5485] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.860310][ T5495] loop4: detected capacity change from 0 to 32768 [ 81.901168][ T5495] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 81.902752][ T5495] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 81.910979][ T5495] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 81.914544][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 81.915602][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 81.943721][ T5485] syz.2.37 (5485): drop_caches: 2 [ 81.964184][ T5502] loop0: detected capacity change from 0 to 32768 [ 81.982434][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 66ms [ 81.983728][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 81.984569][ T5495] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 81.992739][ T5495] syz.4.38 (5495): drop_caches: 2 [ 82.008581][ T136] device hsr_slave_0 left promiscuous mode [ 82.027725][ T5502] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 82.029073][ T5502] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 82.037214][ T136] device hsr_slave_1 left promiscuous mode [ 82.042437][ T5502] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 82.044356][ T4881] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 82.045468][ T4881] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 82.111767][ T4881] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 66ms [ 82.113217][ T4881] gfs2: fsid=syz:syz.0: jid=0: Done [ 82.114110][ T5502] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 82.128066][ T5502] syz.0.39 (5502): drop_caches: 2 [ 82.156502][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.157712][ T136] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.159574][ T136] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.160616][ T136] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.162020][ T136] device bridge_slave_1 left promiscuous mode [ 82.163064][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.188462][ T5505] loop3: detected capacity change from 0 to 32768 [ 82.227286][ T5505] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 82.228645][ T5505] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 82.237060][ T136] device bridge_slave_0 left promiscuous mode [ 82.238137][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.238920][ T5505] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 82.251823][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 82.252932][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 82.292574][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 39ms [ 82.293904][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 82.310232][ T5505] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 82.317049][ T5505] syz.3.40 (5505): drop_caches: 2 [ 82.352458][ T5512] loop1: detected capacity change from 0 to 32768 [ 82.359558][ T5512] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.361001][ T5512] CPU: 1 PID: 5512 Comm: syz.1.41 Not tainted syzkaller #0 [ 82.362168][ T5512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.363857][ T5512] Call trace: [ 82.364421][ T5512] dump_backtrace+0x0/0x43c [ 82.365144][ T5512] show_stack+0x2c/0x3c [ 82.365805][ T5512] __dump_stack+0x30/0x40 [ 82.366520][ T5512] dump_stack_lvl+0xf8/0x160 [ 82.367312][ T5512] dump_stack+0x1c/0x5c [ 82.368021][ T5512] sysfs_create_dir_ns+0x22c/0x24c [ 82.368799][ T5512] kobject_add_internal+0x590/0xc54 [ 82.369606][ T5512] kobject_init_and_add+0x118/0x17c [ 82.370417][ T5512] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.371154][ T5512] gfs2_fill_super+0xdac/0x19e0 [ 82.371920][ T5512] get_tree_bdev+0x358/0x544 [ 82.372665][ T5512] gfs2_get_tree+0x54/0x1b4 [ 82.373365][ T5512] vfs_get_tree+0x90/0x274 [ 82.374066][ T5512] do_new_mount+0x228/0x810 [ 82.374818][ T5512] path_mount+0x5b4/0x1000 [ 82.375540][ T5512] __arm64_sys_mount+0x514/0x5e4 [ 82.376352][ T5512] invoke_syscall+0x98/0x2b8 [ 82.377119][ T5512] el0_svc_common+0x138/0x258 [ 82.377896][ T5512] do_el0_svc+0x58/0x14c [ 82.378534][ T5512] el0_svc+0x78/0x1e0 [ 82.379133][ T5512] el0t_64_sync_handler+0xcc/0xe4 [ 82.379884][ T5512] el0t_64_sync+0x1a0/0x1a4 [ 82.476595][ T5512] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.478739][ T5512] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.481193][ T5512] syz.1.41 (5512): drop_caches: 2 [ 82.487195][ T136] device veth1_macvtap left promiscuous mode [ 82.488276][ T136] device veth0_macvtap left promiscuous mode [ 82.489298][ T136] device veth1_vlan left promiscuous mode [ 82.490248][ T136] device veth0_vlan left promiscuous mode [ 82.523783][ T5517] loop2: detected capacity change from 0 to 32768 [ 82.549754][ T5517] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 82.551354][ T5517] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 82.557820][ T5517] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 82.575164][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 82.576226][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 82.620851][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 82.622263][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 82.623323][ T5517] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 82.628696][ T5517] syz.2.42 (5517): drop_caches: 2 [ 82.635029][ T5522] loop4: detected capacity change from 0 to 32768 [ 82.662434][ T5522] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.663685][ T5522] CPU: 1 PID: 5522 Comm: syz.4.43 Not tainted syzkaller #0 [ 82.664850][ T5522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.666546][ T5522] Call trace: [ 82.667079][ T5522] dump_backtrace+0x0/0x43c [ 82.667850][ T5522] show_stack+0x2c/0x3c [ 82.668590][ T5522] __dump_stack+0x30/0x40 [ 82.669353][ T5522] dump_stack_lvl+0xf8/0x160 [ 82.670145][ T5522] dump_stack+0x1c/0x5c [ 82.670834][ T5522] sysfs_create_dir_ns+0x22c/0x24c [ 82.671676][ T5522] kobject_add_internal+0x590/0xc54 [ 82.672515][ T5522] kobject_init_and_add+0x118/0x17c [ 82.673389][ T5522] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.674248][ T5522] gfs2_fill_super+0xdac/0x19e0 [ 82.675076][ T5522] get_tree_bdev+0x358/0x544 [ 82.675759][ T5522] gfs2_get_tree+0x54/0x1b4 [ 82.676506][ T5522] vfs_get_tree+0x90/0x274 [ 82.677276][ T5522] do_new_mount+0x228/0x810 [ 82.678021][ T5522] path_mount+0x5b4/0x1000 [ 82.678694][ T5522] __arm64_sys_mount+0x514/0x5e4 [ 82.679563][ T5522] invoke_syscall+0x98/0x2b8 [ 82.680357][ T5522] el0_svc_common+0x138/0x258 [ 82.681171][ T5522] do_el0_svc+0x58/0x14c [ 82.681890][ T5522] el0_svc+0x78/0x1e0 [ 82.682565][ T5522] el0t_64_sync_handler+0xcc/0xe4 [ 82.683391][ T5522] el0t_64_sync+0x1a0/0x1a4 [ 82.807124][ T5522] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.809151][ T5522] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.812177][ T5522] syz.4.43 (5522): drop_caches: 2 [ 82.813599][ T5532] loop0: detected capacity change from 0 to 32768 [ 82.847623][ T5538] loop3: detected capacity change from 0 to 32768 [ 82.881678][ T5532] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 82.882904][ T5532] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 82.885647][ T5532] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 82.908661][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 82.909866][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 82.941725][ T5538] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.942851][ T5538] CPU: 0 PID: 5538 Comm: syz.3.45 Not tainted syzkaller #0 [ 82.943860][ T5538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.945339][ T5538] Call trace: [ 82.945824][ T5538] dump_backtrace+0x0/0x43c [ 82.946473][ T5538] show_stack+0x2c/0x3c [ 82.947156][ T5538] __dump_stack+0x30/0x40 [ 82.947854][ T5538] dump_stack_lvl+0xf8/0x160 [ 82.948594][ T5538] dump_stack+0x1c/0x5c [ 82.949240][ T5538] sysfs_create_dir_ns+0x22c/0x24c [ 82.950089][ T5538] kobject_add_internal+0x590/0xc54 [ 82.950923][ T5538] kobject_init_and_add+0x118/0x17c [ 82.951787][ T5538] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.952601][ T5538] gfs2_fill_super+0xdac/0x19e0 [ 82.953364][ T5538] get_tree_bdev+0x358/0x544 [ 82.954075][ T5538] gfs2_get_tree+0x54/0x1b4 [ 82.954796][ T5538] vfs_get_tree+0x90/0x274 [ 82.955506][ T5538] do_new_mount+0x228/0x810 [ 82.956253][ T5538] path_mount+0x5b4/0x1000 [ 82.956958][ T5538] __arm64_sys_mount+0x514/0x5e4 [ 82.957693][ T5538] invoke_syscall+0x98/0x2b8 [ 82.958473][ T5538] el0_svc_common+0x138/0x258 [ 82.959301][ T5538] do_el0_svc+0x58/0x14c [ 82.960037][ T5538] el0_svc+0x78/0x1e0 [ 82.960654][ T5538] el0t_64_sync_handler+0xcc/0xe4 [ 82.961522][ T5538] el0t_64_sync+0x1a0/0x1a4 [ 82.971971][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 62ms [ 82.973433][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 82.977753][ T5532] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 82.982303][ T5532] syz.0.44 (5532): drop_caches: 2 [ 82.991807][ T5538] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.993856][ T5538] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.044369][ T5545] loop1: detected capacity change from 0 to 32768 [ 83.069510][ T5545] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 83.070930][ T5545] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 83.079273][ T5545] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 83.086505][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 83.087614][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 83.123758][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 83.125081][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 83.125908][ T5545] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 83.140101][ T136] team0 (unregistering): Port device team_slave_1 removed [ 83.146126][ T5545] syz.1.46 (5545): drop_caches: 2 [ 83.150080][ T136] team0 (unregistering): Port device team_slave_0 removed [ 83.160100][ T5550] loop2: detected capacity change from 0 to 32768 [ 83.164113][ T136] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 83.170184][ T5538] syz.3.45 (5538): drop_caches: 2 [ 83.188184][ T5550] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 83.189636][ T5550] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 83.194956][ T5550] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 83.197162][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 83.198282][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 83.255008][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 56ms [ 83.256379][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 83.257237][ T5550] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 83.259418][ T136] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 83.261602][ T5550] syz.2.47 (5550): drop_caches: 2 [ 83.314261][ T5556] loop4: detected capacity change from 0 to 32768 [ 83.364064][ T5556] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 83.365328][ T5556] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 83.371957][ T5556] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 83.373912][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 83.374950][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 83.417398][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms [ 83.419300][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 83.420136][ T5556] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 83.431461][ T5556] syz.4.48 (5556): drop_caches: 2 [ 83.516088][ T5558] loop0: detected capacity change from 0 to 32768 [ 83.530621][ T136] bond0 (unregistering): Released all slaves [ 83.571978][ T5558] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 83.573328][ T5558] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 83.576998][ T5558] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 83.578890][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 83.579901][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 83.601088][ T5560] loop3: detected capacity change from 0 to 32768 [ 83.603139][ T5560] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.604236][ T5560] CPU: 0 PID: 5560 Comm: syz.3.51 Not tainted syzkaller #0 [ 83.605253][ T5560] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.606775][ T5560] Call trace: [ 83.607326][ T5560] dump_backtrace+0x0/0x43c [ 83.608107][ T5560] show_stack+0x2c/0x3c [ 83.608784][ T5560] __dump_stack+0x30/0x40 [ 83.609513][ T5560] dump_stack_lvl+0xf8/0x160 [ 83.610256][ T5560] dump_stack+0x1c/0x5c [ 83.610910][ T5560] sysfs_create_dir_ns+0x22c/0x24c [ 83.611695][ T5560] kobject_add_internal+0x590/0xc54 [ 83.612476][ T5560] kobject_init_and_add+0x118/0x17c [ 83.613293][ T5560] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.614072][ T5560] gfs2_fill_super+0xdac/0x19e0 [ 83.614842][ T5560] get_tree_bdev+0x358/0x544 [ 83.615562][ T5560] gfs2_get_tree+0x54/0x1b4 [ 83.616236][ T5560] vfs_get_tree+0x90/0x274 [ 83.616921][ T5560] do_new_mount+0x228/0x810 [ 83.617640][ T5560] path_mount+0x5b4/0x1000 [ 83.618292][ T5560] __arm64_sys_mount+0x514/0x5e4 [ 83.619045][ T5560] invoke_syscall+0x98/0x2b8 [ 83.619838][ T5560] el0_svc_common+0x138/0x258 [ 83.620566][ T5560] do_el0_svc+0x58/0x14c [ 83.621254][ T5560] el0_svc+0x78/0x1e0 [ 83.621905][ T5560] el0t_64_sync_handler+0xcc/0xe4 [ 83.622730][ T5560] el0t_64_sync+0x1a0/0x1a4 [ 83.632903][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 53ms [ 83.634152][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 83.634981][ T5558] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 83.640182][ T5558] syz.0.49 (5558): drop_caches: 2 [ 83.643499][ T5560] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.645510][ T5560] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.652018][ T5560] syz.3.51 (5560): drop_caches: 2 [ 83.760001][ T5562] loop1: detected capacity change from 0 to 32768 [ 83.769486][ T5562] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 83.770643][ T5562] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 83.782217][ T5562] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 83.800000][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 83.801131][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 83.846792][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 83.848138][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 83.848992][ T5562] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 83.854013][ T5562] syz.1.50 (5562): drop_caches: 2 [ 83.964768][ T5564] loop2: detected capacity change from 0 to 32768 [ 84.002148][ T5566] loop4: detected capacity change from 0 to 32768 [ 84.049230][ T5566] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 84.050609][ T5566] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 84.060805][ T5566] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 84.063384][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.064492][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.075886][ T5564] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.077283][ T5564] CPU: 0 PID: 5564 Comm: syz.2.52 Not tainted syzkaller #0 [ 84.078445][ T5564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.080099][ T5564] Call trace: [ 84.080574][ T5564] dump_backtrace+0x0/0x43c [ 84.081264][ T5564] show_stack+0x2c/0x3c [ 84.081911][ T5564] __dump_stack+0x30/0x40 [ 84.082570][ T5564] dump_stack_lvl+0xf8/0x160 [ 84.083307][ T5564] dump_stack+0x1c/0x5c [ 84.083965][ T5564] sysfs_create_dir_ns+0x22c/0x24c [ 84.084774][ T5564] kobject_add_internal+0x590/0xc54 [ 84.085572][ T5564] kobject_init_and_add+0x118/0x17c [ 84.086351][ T5564] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.087121][ T5564] gfs2_fill_super+0xdac/0x19e0 [ 84.087857][ T5564] get_tree_bdev+0x358/0x544 [ 84.088581][ T5564] gfs2_get_tree+0x54/0x1b4 [ 84.089275][ T5564] vfs_get_tree+0x90/0x274 [ 84.090012][ T5564] do_new_mount+0x228/0x810 [ 84.090735][ T5564] path_mount+0x5b4/0x1000 [ 84.091389][ T5564] __arm64_sys_mount+0x514/0x5e4 [ 84.092161][ T5564] invoke_syscall+0x98/0x2b8 [ 84.092913][ T5564] el0_svc_common+0x138/0x258 [ 84.093713][ T5564] do_el0_svc+0x58/0x14c [ 84.094417][ T5564] el0_svc+0x78/0x1e0 [ 84.095101][ T5564] el0t_64_sync_handler+0xcc/0xe4 [ 84.095973][ T5564] el0t_64_sync+0x1a0/0x1a4 [ 84.111219][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 84.112553][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.113422][ T5566] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.120592][ T5566] syz.4.53 (5566): drop_caches: 2 [ 84.146259][ T5568] loop3: detected capacity change from 0 to 32768 [ 84.173673][ T5564] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.175744][ T5564] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.190773][ T5564] syz.2.52 (5564): drop_caches: 2 [ 84.210426][ T5568] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 84.211778][ T5568] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 84.214409][ T5568] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 84.217646][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.218654][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.250402][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 84.251746][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.252618][ T5568] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.257571][ T5568] syz.3.55 (5568): drop_caches: 2 [ 84.290275][ T5570] loop0: detected capacity change from 0 to 32768 [ 84.341372][ T5570] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 84.342761][ T5570] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 84.347378][ T5570] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 84.349244][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.350327][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.390852][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 84.392274][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.393106][ T5570] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.403176][ T5570] syz.0.54 (5570): drop_caches: 2 [ 84.516772][ T5581] loop1: detected capacity change from 0 to 32768 [ 84.519388][ T5581] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 84.520780][ T5581] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 84.548978][ T5581] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 84.564311][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.565519][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.611686][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 84.613054][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.613918][ T5581] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.622727][ T5581] syz.1.56 (5581): drop_caches: 2 [ 84.730970][ T5595] loop3: detected capacity change from 0 to 32768 [ 84.735827][ T5591] loop2: detected capacity change from 0 to 32768 [ 84.757698][ T5589] loop4: detected capacity change from 0 to 32768 [ 84.768502][ T5595] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 84.769841][ T5595] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 84.772566][ T5595] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 84.780344][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.781454][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.819298][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 84.820630][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.821490][ T5595] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.827129][ T5595] syz.3.59 (5595): drop_caches: 2 [ 84.847542][ T5591] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.848753][ T5591] CPU: 1 PID: 5591 Comm: syz.2.58 Not tainted syzkaller #0 [ 84.849881][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.851493][ T5591] Call trace: [ 84.852058][ T5591] dump_backtrace+0x0/0x43c [ 84.852778][ T5591] show_stack+0x2c/0x3c [ 84.853462][ T5591] __dump_stack+0x30/0x40 [ 84.854173][ T5591] dump_stack_lvl+0xf8/0x160 [ 84.854903][ T5591] dump_stack+0x1c/0x5c [ 84.855516][ T5591] sysfs_create_dir_ns+0x22c/0x24c [ 84.856333][ T5591] kobject_add_internal+0x590/0xc54 [ 84.857199][ T5591] kobject_init_and_add+0x118/0x17c [ 84.857993][ T5591] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.858834][ T5591] gfs2_fill_super+0xdac/0x19e0 [ 84.859664][ T5591] get_tree_bdev+0x358/0x544 [ 84.860461][ T5591] gfs2_get_tree+0x54/0x1b4 [ 84.861213][ T5591] vfs_get_tree+0x90/0x274 [ 84.861931][ T5591] do_new_mount+0x228/0x810 [ 84.862621][ T5591] path_mount+0x5b4/0x1000 [ 84.863311][ T5591] __arm64_sys_mount+0x514/0x5e4 [ 84.864134][ T5591] invoke_syscall+0x98/0x2b8 [ 84.864835][ T5591] el0_svc_common+0x138/0x258 [ 84.865589][ T5591] do_el0_svc+0x58/0x14c [ 84.866304][ T5591] el0_svc+0x78/0x1e0 [ 84.866953][ T5591] el0t_64_sync_handler+0xcc/0xe4 [ 84.867845][ T5591] el0t_64_sync+0x1a0/0x1a4 [ 84.872870][ T5589] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 84.874195][ T5589] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 84.877025][ T5589] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 84.881656][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.882673][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.943103][ T5604] loop0: detected capacity change from 0 to 32768 [ 84.945908][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 63ms [ 84.955732][ T5591] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.957113][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.957843][ T5591] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.958632][ T5589] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.964464][ T5589] syz.4.57 (5589): drop_caches: 2 [ 85.002237][ T5604] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 85.003581][ T5604] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 85.006243][ T5604] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 85.009150][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 85.010191][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 85.064970][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 54ms [ 85.073614][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 85.074534][ T5604] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 85.079802][ T5604] syz.0.60 (5604): drop_caches: 2 [ 85.175555][ T5618] loop1: detected capacity change from 0 to 32768 [ 85.195376][ T5591] syz.2.58 (5591): drop_caches: 2 [ 85.237637][ T5618] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 85.239023][ T5618] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 85.242486][ T5618] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 85.266785][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 85.267921][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 85.313009][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 85.314247][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 85.315104][ T5618] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 85.320728][ T5618] syz.1.61 (5618): drop_caches: 2 [ 85.421633][ T5622] loop3: detected capacity change from 0 to 32768 [ 85.468659][ T5622] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 85.469954][ T5622] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 85.472982][ T5622] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 85.496673][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 85.497877][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 85.517000][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 19ms [ 85.518302][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 85.519150][ T5622] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 85.524819][ T5622] syz.3.62 (5622): drop_caches: 2 [ 85.629802][ T5637] loop2: detected capacity change from 0 to 32768 [ 85.645106][ T5628] loop4: detected capacity change from 0 to 32768 [ 85.671107][ T5637] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 85.672418][ T5637] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 85.674323][ T5632] loop0: detected capacity change from 0 to 32768 [ 85.675093][ T5637] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 85.690354][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 85.691517][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 85.709646][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.710809][ T5628] CPU: 0 PID: 5628 Comm: syz.4.63 Not tainted syzkaller #0 [ 85.711904][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.713530][ T5628] Call trace: [ 85.714034][ T5628] dump_backtrace+0x0/0x43c [ 85.714717][ T5628] show_stack+0x2c/0x3c [ 85.715442][ T5628] __dump_stack+0x30/0x40 [ 85.716202][ T5628] dump_stack_lvl+0xf8/0x160 [ 85.716953][ T5628] dump_stack+0x1c/0x5c [ 85.717645][ T5628] sysfs_create_dir_ns+0x22c/0x24c [ 85.718450][ T5628] kobject_add_internal+0x590/0xc54 [ 85.719287][ T5628] kobject_init_and_add+0x118/0x17c [ 85.720072][ T5628] gfs2_sys_fs_add+0x1dc/0x3d8 [ 85.720845][ T5628] gfs2_fill_super+0xdac/0x19e0 [ 85.721618][ T5628] get_tree_bdev+0x358/0x544 [ 85.722381][ T5628] gfs2_get_tree+0x54/0x1b4 [ 85.723123][ T5628] vfs_get_tree+0x90/0x274 [ 85.723447][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 85.723863][ T5628] do_new_mount+0x228/0x810 [ 85.725210][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 85.725833][ T5628] path_mount+0x5b4/0x1000 [ 85.725848][ T5628] __arm64_sys_mount+0x514/0x5e4 [ 85.725855][ T5628] invoke_syscall+0x98/0x2b8 [ 85.725863][ T5628] el0_svc_common+0x138/0x258 [ 85.725870][ T5628] do_el0_svc+0x58/0x14c [ 85.725876][ T5628] el0_svc+0x78/0x1e0 [ 85.725882][ T5628] el0t_64_sync_handler+0xcc/0xe4 [ 85.725888][ T5628] el0t_64_sync+0x1a0/0x1a4 [ 85.726733][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 85.733561][ T5632] CPU: 0 PID: 5632 Comm: syz.0.64 Not tainted syzkaller #0 [ 85.734599][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.736083][ T5632] Call trace: [ 85.736561][ T5632] dump_backtrace+0x0/0x43c [ 85.737262][ T5632] show_stack+0x2c/0x3c [ 85.737825][ T5637] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 85.737947][ T5632] __dump_stack+0x30/0x40 [ 85.739835][ T5632] dump_stack_lvl+0xf8/0x160 [ 85.740581][ T5632] dump_stack+0x1c/0x5c [ 85.741244][ T5632] sysfs_create_dir_ns+0x22c/0x24c [ 85.742082][ T5632] kobject_add_internal+0x590/0xc54 [ 85.742939][ T5632] kobject_init_and_add+0x118/0x17c [ 85.743786][ T5632] gfs2_sys_fs_add+0x1dc/0x3d8 [ 85.744541][ T5632] gfs2_fill_super+0xdac/0x19e0 [ 85.745323][ T5632] get_tree_bdev+0x358/0x544 [ 85.746105][ T5632] gfs2_get_tree+0x54/0x1b4 [ 85.746820][ T5632] vfs_get_tree+0x90/0x274 [ 85.747495][ T5632] do_new_mount+0x228/0x810 [ 85.748196][ T5632] path_mount+0x5b4/0x1000 [ 85.748893][ T5632] __arm64_sys_mount+0x514/0x5e4 [ 85.749661][ T5632] invoke_syscall+0x98/0x2b8 [ 85.750360][ T5632] el0_svc_common+0x138/0x258 [ 85.751142][ T5632] do_el0_svc+0x58/0x14c [ 85.751832][ T5632] el0_svc+0x78/0x1e0 [ 85.752442][ T5632] el0t_64_sync_handler+0xcc/0xe4 [ 85.753275][ T5632] el0t_64_sync+0x1a0/0x1a4 [ 85.757646][ T5637] syz.2.65 (5637): drop_caches: 2 [ 85.775149][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.777354][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.796262][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 85.799216][ T5628] syz.4.63 (5628): drop_caches: 2 [ 85.800065][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 85.805798][ T5632] syz.0.64 (5632): drop_caches: 2 [ 85.973825][ T5645] loop1: detected capacity change from 0 to 32768 [ 86.025514][ T5645] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 86.027025][ T5645] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 86.032074][ T5645] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 86.044964][ T4214] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 86.046036][ T4214] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 86.078251][ T5648] loop3: detected capacity change from 0 to 32768 [ 86.089739][ T5648] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.090847][ T5648] CPU: 0 PID: 5648 Comm: syz.3.67 Not tainted syzkaller #0 [ 86.091891][ T5648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.093330][ T5648] Call trace: [ 86.093784][ T5648] dump_backtrace+0x0/0x43c [ 86.094423][ T5648] show_stack+0x2c/0x3c [ 86.095035][ T5648] __dump_stack+0x30/0x40 [ 86.095733][ T5648] dump_stack_lvl+0xf8/0x160 [ 86.096419][ T5648] dump_stack+0x1c/0x5c [ 86.097075][ T5648] sysfs_create_dir_ns+0x22c/0x24c [ 86.097907][ T5648] kobject_add_internal+0x590/0xc54 [ 86.098777][ T5648] kobject_init_and_add+0x118/0x17c [ 86.099588][ T5648] gfs2_sys_fs_add+0x1dc/0x3d8 [ 86.100369][ T5648] gfs2_fill_super+0xdac/0x19e0 [ 86.101184][ T5648] get_tree_bdev+0x358/0x544 [ 86.101937][ T5648] gfs2_get_tree+0x54/0x1b4 [ 86.102232][ T4214] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 56ms [ 86.102635][ T5648] vfs_get_tree+0x90/0x274 [ 86.103944][ T4214] gfs2: fsid=syz:syz.0: jid=0: Done [ 86.104475][ T5648] do_new_mount+0x228/0x810 [ 86.105346][ T5645] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 86.105966][ T5648] path_mount+0x5b4/0x1000 [ 86.105981][ T5648] __arm64_sys_mount+0x514/0x5e4 [ 86.105990][ T5648] invoke_syscall+0x98/0x2b8 [ 86.105998][ T5648] el0_svc_common+0x138/0x258 [ 86.110135][ T5648] do_el0_svc+0x58/0x14c [ 86.110794][ T5648] el0_svc+0x78/0x1e0 [ 86.111420][ T5648] el0t_64_sync_handler+0xcc/0xe4 [ 86.112191][ T5645] syz.1.66 (5645): drop_caches: 2 [ 86.112227][ T5648] el0t_64_sync+0x1a0/0x1a4 [ 86.150338][ T5648] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.152531][ T5648] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.209992][ T5648] syz.3.67 (5648): drop_caches: 2 [ 86.360872][ T5662] loop2: detected capacity change from 0 to 32768 [ 86.386506][ T5664] loop0: detected capacity change from 0 to 32768 [ 86.414228][ T5660] loop4: detected capacity change from 0 to 32768 [ 86.428184][ T5662] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 86.429374][ T5662] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 86.432153][ T5662] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 86.433985][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 86.435056][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 86.481286][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 86.482667][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 86.483526][ T5662] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 86.488761][ T5662] syz.2.68 (5662): drop_caches: 2 [ 86.517511][ T5660] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.518848][ T5660] CPU: 1 PID: 5660 Comm: syz.4.69 Not tainted syzkaller #0 [ 86.519989][ T5660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.520766][ T5664] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.521545][ T5660] Call trace: [ 86.523282][ T5660] dump_backtrace+0x0/0x43c [ 86.524018][ T5660] show_stack+0x2c/0x3c [ 86.524684][ T5660] __dump_stack+0x30/0x40 [ 86.525365][ T5660] dump_stack_lvl+0xf8/0x160 [ 86.526164][ T5660] dump_stack+0x1c/0x5c [ 86.526863][ T5660] sysfs_create_dir_ns+0x22c/0x24c [ 86.527719][ T5660] kobject_add_internal+0x590/0xc54 [ 86.528577][ T5660] kobject_init_and_add+0x118/0x17c [ 86.529449][ T5660] gfs2_sys_fs_add+0x1dc/0x3d8 [ 86.530195][ T5660] gfs2_fill_super+0xdac/0x19e0 [ 86.530902][ T5660] get_tree_bdev+0x358/0x544 [ 86.531572][ T5660] gfs2_get_tree+0x54/0x1b4 [ 86.532287][ T5660] vfs_get_tree+0x90/0x274 [ 86.532994][ T5660] do_new_mount+0x228/0x810 [ 86.533703][ T5660] path_mount+0x5b4/0x1000 [ 86.534390][ T5660] __arm64_sys_mount+0x514/0x5e4 [ 86.535133][ T5660] invoke_syscall+0x98/0x2b8 [ 86.535870][ T5660] el0_svc_common+0x138/0x258 [ 86.536608][ T5660] do_el0_svc+0x58/0x14c [ 86.537303][ T5660] el0_svc+0x78/0x1e0 [ 86.537959][ T5660] el0t_64_sync_handler+0xcc/0xe4 [ 86.538755][ T5660] el0t_64_sync+0x1a0/0x1a4 [ 86.539539][ T5664] CPU: 0 PID: 5664 Comm: syz.0.70 Not tainted syzkaller #0 [ 86.540634][ T5664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.542189][ T5664] Call trace: [ 86.542655][ T5664] dump_backtrace+0x0/0x43c [ 86.543296][ T5664] show_stack+0x2c/0x3c [ 86.543922][ T5664] __dump_stack+0x30/0x40 [ 86.544633][ T5664] dump_stack_lvl+0xf8/0x160 [ 86.545431][ T5664] dump_stack+0x1c/0x5c [ 86.546137][ T5664] sysfs_create_dir_ns+0x22c/0x24c [ 86.547033][ T5664] kobject_add_internal+0x590/0xc54 [ 86.547860][ T5664] kobject_init_and_add+0x118/0x17c [ 86.548700][ T5664] gfs2_sys_fs_add+0x1dc/0x3d8 [ 86.549446][ T5664] gfs2_fill_super+0xdac/0x19e0 [ 86.550259][ T5664] get_tree_bdev+0x358/0x544 [ 86.551042][ T5664] gfs2_get_tree+0x54/0x1b4 [ 86.551815][ T5664] vfs_get_tree+0x90/0x274 [ 86.552576][ T5664] do_new_mount+0x228/0x810 [ 86.553358][ T5664] path_mount+0x5b4/0x1000 [ 86.554080][ T5664] __arm64_sys_mount+0x514/0x5e4 [ 86.554904][ T5664] invoke_syscall+0x98/0x2b8 [ 86.555701][ T5664] el0_svc_common+0x138/0x258 [ 86.556483][ T5664] do_el0_svc+0x58/0x14c [ 86.557180][ T5664] el0_svc+0x78/0x1e0 [ 86.557849][ T5664] el0t_64_sync_handler+0xcc/0xe4 [ 86.558636][ T5664] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:26 executed programs: 67 [ 86.616430][ T5664] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.622757][ T5660] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.624829][ T5660] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.626330][ T5664] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 86.640507][ T5664] syz.0.70 (5664): drop_caches: 2 [ 86.640713][ T5660] syz.4.69 (5660): drop_caches: 2 [ 86.771741][ T5679] loop1: detected capacity change from 0 to 32768 [ 86.792415][ T5682] loop3: detected capacity change from 0 to 32768 [ 86.853792][ T5679] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 86.855140][ T5679] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 86.858131][ T5679] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 86.860952][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 86.861995][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 86.868209][ T5682] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 86.869405][ T5682] CPU: 0 PID: 5682 Comm: syz.3.72 Not tainted syzkaller #0 [ 86.870528][ T5682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.872165][ T5682] Call trace: [ 86.872657][ T5682] dump_backtrace+0x0/0x43c [ 86.873359][ T5682] show_stack+0x2c/0x3c [ 86.874011][ T5682] __dump_stack+0x30/0x40 [ 86.874692][ T5682] dump_stack_lvl+0xf8/0x160 [ 86.875413][ T5682] dump_stack+0x1c/0x5c [ 86.876011][ T5682] sysfs_create_dir_ns+0x22c/0x24c [ 86.876866][ T5682] kobject_add_internal+0x590/0xc54 [ 86.877717][ T5682] kobject_init_and_add+0x118/0x17c [ 86.878580][ T5682] gfs2_sys_fs_add+0x1dc/0x3d8 [ 86.879324][ T5682] gfs2_fill_super+0xdac/0x19e0 [ 86.880073][ T5682] get_tree_bdev+0x358/0x544 [ 86.880811][ T5682] gfs2_get_tree+0x54/0x1b4 [ 86.881474][ T5682] vfs_get_tree+0x90/0x274 [ 86.882175][ T5682] do_new_mount+0x228/0x810 [ 86.882893][ T5682] path_mount+0x5b4/0x1000 [ 86.883597][ T5682] __arm64_sys_mount+0x514/0x5e4 [ 86.884366][ T5682] invoke_syscall+0x98/0x2b8 [ 86.885027][ T5682] el0_svc_common+0x138/0x258 [ 86.885662][ T5682] do_el0_svc+0x58/0x14c [ 86.886275][ T5682] el0_svc+0x78/0x1e0 [ 86.886848][ T5682] el0t_64_sync_handler+0xcc/0xe4 [ 86.887557][ T5682] el0t_64_sync+0x1a0/0x1a4 [ 86.901778][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 39ms [ 86.903111][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 86.903943][ T5679] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 86.911278][ T5679] syz.1.71 (5679): drop_caches: 2 [ 86.974514][ T5682] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 86.976622][ T5682] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.109806][ T5697] loop2: detected capacity change from 0 to 32768 [ 87.130051][ T5700] loop0: detected capacity change from 0 to 32768 [ 87.155995][ T5702] loop4: detected capacity change from 0 to 32768 [ 87.182034][ T5700] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 87.183335][ T5700] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 87.184505][ T5697] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.185631][ T5697] CPU: 0 PID: 5697 Comm: syz.2.73 Not tainted syzkaller #0 [ 87.186615][ T5697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 87.188092][ T5697] Call trace: [ 87.188583][ T5697] dump_backtrace+0x0/0x43c [ 87.189309][ T5697] show_stack+0x2c/0x3c [ 87.189943][ T5697] __dump_stack+0x30/0x40 [ 87.190637][ T5697] dump_stack_lvl+0xf8/0x160 [ 87.191380][ T5697] dump_stack+0x1c/0x5c [ 87.192075][ T5697] sysfs_create_dir_ns+0x22c/0x24c [ 87.192906][ T5697] kobject_add_internal+0x590/0xc54 [ 87.193776][ T5697] kobject_init_and_add+0x118/0x17c [ 87.194616][ T5697] gfs2_sys_fs_add+0x1dc/0x3d8 [ 87.195348][ T5697] gfs2_fill_super+0xdac/0x19e0 [ 87.196100][ T5697] get_tree_bdev+0x358/0x544 [ 87.196848][ T5697] gfs2_get_tree+0x54/0x1b4 [ 87.197573][ T5697] vfs_get_tree+0x90/0x274 [ 87.198261][ T5697] do_new_mount+0x228/0x810 [ 87.198957][ T5697] path_mount+0x5b4/0x1000 [ 87.199681][ T5697] __arm64_sys_mount+0x514/0x5e4 [ 87.200488][ T5697] invoke_syscall+0x98/0x2b8 [ 87.201277][ T5697] el0_svc_common+0x138/0x258 [ 87.202020][ T5697] do_el0_svc+0x58/0x14c [ 87.202725][ T5697] el0_svc+0x78/0x1e0 [ 87.203333][ T5697] el0t_64_sync_handler+0xcc/0xe4 [ 87.204078][ T5697] el0t_64_sync+0x1a0/0x1a4 [ 87.210615][ T5700] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 87.212424][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 87.213520][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 87.239931][ T5682] syz.3.72 (5682): drop_caches: 2 [ 87.241610][ T5702] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.242852][ T5702] CPU: 1 PID: 5702 Comm: syz.4.75 Not tainted syzkaller #0 [ 87.244039][ T5702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 87.245566][ T5702] Call trace: [ 87.246022][ T5702] dump_backtrace+0x0/0x43c [ 87.246687][ T5702] show_stack+0x2c/0x3c [ 87.247315][ T5702] __dump_stack+0x30/0x40 [ 87.247904][ T5702] dump_stack_lvl+0xf8/0x160 [ 87.248563][ T5702] dump_stack+0x1c/0x5c [ 87.249238][ T5702] sysfs_create_dir_ns+0x22c/0x24c [ 87.250008][ T5702] kobject_add_internal+0x590/0xc54 [ 87.250710][ T5702] kobject_init_and_add+0x118/0x17c [ 87.251479][ T5702] gfs2_sys_fs_add+0x1dc/0x3d8 [ 87.252163][ T5702] gfs2_fill_super+0xdac/0x19e0 [ 87.252842][ T5702] get_tree_bdev+0x358/0x544 [ 87.253631][ T5702] gfs2_get_tree+0x54/0x1b4 [ 87.254359][ T5702] vfs_get_tree+0x90/0x274 [ 87.255044][ T5702] do_new_mount+0x228/0x810 [ 87.255734][ T5702] path_mount+0x5b4/0x1000 [ 87.256422][ T5702] __arm64_sys_mount+0x514/0x5e4 [ 87.257216][ T5702] invoke_syscall+0x98/0x2b8 [ 87.257851][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 87.257968][ T5702] el0_svc_common+0x138/0x258 [ 87.259631][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 87.259864][ T5702] do_el0_svc+0x58/0x14c [ 87.260704][ T5700] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 87.261373][ T5702] el0_svc+0x78/0x1e0 [ 87.261388][ T5702] el0t_64_sync_handler+0xcc/0xe4 [ 87.261395][ T5702] el0t_64_sync+0x1a0/0x1a4 [ 87.271076][ T5700] syz.0.74 (5700): drop_caches: 2 [ 87.299218][ T5697] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.301117][ T5697] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.346622][ T5702] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.348611][ T5702] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.367942][ T5702] syz.4.75 (5702): drop_caches: 2 [ 87.483152][ T5697] syz.2.73 (5697): drop_caches: 2 [ 87.503534][ T5716] loop1: detected capacity change from 0 to 32768 [ 87.521760][ T5716] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 87.523014][ T5716] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 87.525643][ T5716] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 87.546308][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 87.550032][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 87.607819][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 57ms [ 87.609122][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 87.609994][ T5716] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 87.614887][ T5716] syz.1.76 (5716): drop_caches: 2 [ 87.800626][ T5730] loop0: detected capacity change from 0 to 32768 [ 87.820440][ T5726] loop3: detected capacity change from 0 to 32768 [ 87.827097][ T5726] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 87.828523][ T5726] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 87.834207][ T5726] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 87.837828][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 87.838927][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 87.881814][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms [ 87.883220][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 87.884781][ T5726] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 87.894993][ T5730] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 87.896220][ T5730] CPU: 1 PID: 5730 Comm: syz.0.78 Not tainted syzkaller #0 [ 87.897458][ T5730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 87.899175][ T5730] Call trace: [ 87.899709][ T5730] dump_backtrace+0x0/0x43c [ 87.900519][ T5730] show_stack+0x2c/0x3c [ 87.901223][ T5730] __dump_stack+0x30/0x40 [ 87.901925][ T5730] dump_stack_lvl+0xf8/0x160 [ 87.902666][ T5730] dump_stack+0x1c/0x5c [ 87.903343][ T5730] sysfs_create_dir_ns+0x22c/0x24c [ 87.904154][ T5730] kobject_add_internal+0x590/0xc54 [ 87.905012][ T5730] kobject_init_and_add+0x118/0x17c [ 87.905892][ T5730] gfs2_sys_fs_add+0x1dc/0x3d8 [ 87.906699][ T5730] gfs2_fill_super+0xdac/0x19e0 [ 87.907522][ T5730] get_tree_bdev+0x358/0x544 [ 87.908228][ T5730] gfs2_get_tree+0x54/0x1b4 [ 87.908948][ T5730] vfs_get_tree+0x90/0x274 [ 87.909595][ T5730] do_new_mount+0x228/0x810 [ 87.910377][ T5730] path_mount+0x5b4/0x1000 [ 87.911120][ T5730] __arm64_sys_mount+0x514/0x5e4 [ 87.911934][ T5730] invoke_syscall+0x98/0x2b8 [ 87.912631][ T5730] el0_svc_common+0x138/0x258 [ 87.913421][ T5730] do_el0_svc+0x58/0x14c [ 87.914092][ T5730] el0_svc+0x78/0x1e0 [ 87.914764][ T5730] el0t_64_sync_handler+0xcc/0xe4 [ 87.915569][ T5730] el0t_64_sync+0x1a0/0x1a4 [ 87.923535][ T5726] syz.3.77 (5726): drop_caches: 2 [ 87.967220][ T5734] loop4: detected capacity change from 0 to 32768 [ 87.969145][ T5730] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 87.971365][ T5730] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 87.998187][ T5734] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 87.999422][ T5734] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 88.002180][ T5734] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 88.004488][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 88.005530][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 88.045952][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 88.047412][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 88.048214][ T5734] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 88.053184][ T5734] syz.4.79 (5734): drop_caches: 2 [ 88.124339][ T5730] syz.0.78 (5730): drop_caches: 2 [ 88.195113][ T5738] loop2: detected capacity change from 0 to 32768 [ 88.208018][ T5738] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 88.209406][ T5738] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 88.214335][ T5738] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 88.217914][ T5744] loop1: detected capacity change from 0 to 32768 [ 88.220933][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 88.222051][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 88.260537][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 38ms [ 88.261868][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 88.262750][ T5738] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 88.267991][ T5738] syz.2.80 (5738): drop_caches: 2 [ 88.269533][ T5744] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.270697][ T5744] CPU: 0 PID: 5744 Comm: syz.1.81 Not tainted syzkaller #0 [ 88.271757][ T5744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 88.273231][ T5744] Call trace: [ 88.273741][ T5744] dump_backtrace+0x0/0x43c [ 88.274377][ T5744] show_stack+0x2c/0x3c [ 88.275085][ T5744] __dump_stack+0x30/0x40 [ 88.275822][ T5744] dump_stack_lvl+0xf8/0x160 [ 88.276579][ T5744] dump_stack+0x1c/0x5c [ 88.277243][ T5744] sysfs_create_dir_ns+0x22c/0x24c [ 88.278145][ T5744] kobject_add_internal+0x590/0xc54 [ 88.279022][ T5744] kobject_init_and_add+0x118/0x17c [ 88.279868][ T5744] gfs2_sys_fs_add+0x1dc/0x3d8 [ 88.280696][ T5744] gfs2_fill_super+0xdac/0x19e0 [ 88.281518][ T5744] get_tree_bdev+0x358/0x544 [ 88.282321][ T5744] gfs2_get_tree+0x54/0x1b4 [ 88.283093][ T5744] vfs_get_tree+0x90/0x274 [ 88.283837][ T5744] do_new_mount+0x228/0x810 [ 88.284596][ T5744] path_mount+0x5b4/0x1000 [ 88.285272][ T5744] __arm64_sys_mount+0x514/0x5e4 [ 88.286075][ T5744] invoke_syscall+0x98/0x2b8 [ 88.286827][ T5744] el0_svc_common+0x138/0x258 [ 88.287541][ T5744] do_el0_svc+0x58/0x14c [ 88.288190][ T5744] el0_svc+0x78/0x1e0 [ 88.288766][ T5744] el0t_64_sync_handler+0xcc/0xe4 [ 88.289517][ T5744] el0t_64_sync+0x1a0/0x1a4 [ 88.319553][ T5744] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.331277][ T5744] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.455000][ T5744] ================================================================== [ 88.456308][ T5744] BUG: KASAN: use-after-free in gfs2_qd_shrink_scan+0x56c/0x7b0 [ 88.457503][ T5744] Write of size 4 at addr ffff0000d97e4a70 by task syz.1.81/5744 [ 88.458792][ T5744] [ 88.459179][ T5744] CPU: 0 PID: 5744 Comm: syz.1.81 Not tainted syzkaller #0 [ 88.460396][ T5744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 88.461941][ T5744] Call trace: [ 88.462477][ T5744] dump_backtrace+0x0/0x43c [ 88.463211][ T5744] show_stack+0x2c/0x3c [ 88.463853][ T5744] __dump_stack+0x30/0x40 [ 88.464589][ T5744] dump_stack_lvl+0xf8/0x160 [ 88.465328][ T5744] print_address_description+0x78/0x30c [ 88.466232][ T5744] kasan_report+0xec/0x15c [ 88.466984][ T5744] kasan_check_range+0x270/0x2b0 [ 88.467797][ T5744] __kasan_check_write+0x44/0x54 [ 88.468539][ T5744] gfs2_qd_shrink_scan+0x56c/0x7b0 [ 88.469301][ T5744] do_shrink_slab+0x4c0/0xfb8 [ 88.470137][ T5744] shrink_slab+0x190/0x6fc [ 88.470821][ T5744] drop_slab_node+0xcc/0x170 [ 88.471577][ T5744] drop_slab+0x84/0xf8 [ 88.472254][ T5744] drop_caches_sysctl_handler+0x16c/0x2fc [ 88.473202][ T5744] proc_sys_call_handler+0x3dc/0x63c [ 88.474057][ T5744] proc_sys_write+0x2c/0x3c [ 88.474794][ T5744] do_iter_readv_writev+0x3a0/0x4f8 [ 88.475690][ T5744] do_iter_write+0x1c4/0x670 [ 88.476447][ T5744] do_writev+0x1e0/0x380 [ 88.477147][ T5744] __arm64_sys_writev+0x80/0x94 [ 88.477918][ T5744] invoke_syscall+0x98/0x2b8 [ 88.478654][ T5744] el0_svc_common+0x138/0x258 [ 88.479455][ T5744] do_el0_svc+0x58/0x14c [ 88.480148][ T5744] el0_svc+0x78/0x1e0 [ 88.480786][ T5744] el0t_64_sync_handler+0xcc/0xe4 [ 88.481574][ T5744] el0t_64_sync+0x1a0/0x1a4 [ 88.482297][ T5744] [ 88.482686][ T5744] Allocated by task 5738: [ 88.483396][ T5744] __kasan_kmalloc+0xb0/0xf0 [ 88.484116][ T5744] kmem_cache_alloc_trace+0x274/0x3fc [ 88.485006][ T5744] gfs2_fill_super+0x118/0x19e0 [ 88.485782][ T5744] get_tree_bdev+0x358/0x544 [ 88.486527][ T5744] gfs2_get_tree+0x54/0x1b4 [ 88.487346][ T5744] vfs_get_tree+0x90/0x274 [ 88.488104][ T5744] do_new_mount+0x228/0x810 [ 88.488868][ T5744] path_mount+0x5b4/0x1000 [ 88.489569][ T5744] __arm64_sys_mount+0x514/0x5e4 [ 88.490353][ T5744] invoke_syscall+0x98/0x2b8 [ 88.491024][ T5744] el0_svc_common+0x138/0x258 [ 88.491840][ T5744] do_el0_svc+0x58/0x14c [ 88.492540][ T5744] el0_svc+0x78/0x1e0 [ 88.493174][ T5744] el0t_64_sync_handler+0xcc/0xe4 [ 88.494030][ T5744] el0t_64_sync+0x1a0/0x1a4 [ 88.494761][ T5744] [ 88.495114][ T5744] Freed by task 4805: [ 88.495733][ T5744] kasan_set_track+0x4c/0x84 [ 88.496479][ T5744] kasan_set_free_info+0x28/0x4c [ 88.497259][ T5744] ____kasan_slab_free+0x118/0x164 [ 88.498082][ T5744] __kasan_slab_free+0x18/0x28 [ 88.498812][ T5744] slab_free_freelist_hook+0x128/0x1e8 [ 88.499681][ T5744] kfree+0x170/0x40c [ 88.500331][ T5744] free_sbd+0x5c/0x6c [ 88.500972][ T5744] gfs2_put_super+0x63c/0x6bc [ 88.501715][ T5744] generic_shutdown_super+0x130/0x2f0 [ 88.502573][ T5744] kill_block_super+0x70/0xdc [ 88.503274][ T5744] gfs2_kill_sb+0xc0/0xd4 [ 88.503963][ T5744] deactivate_locked_super+0xb8/0x13c [ 88.504881][ T5744] deactivate_super+0xf8/0x118 [ 88.505627][ T5744] cleanup_mnt+0x3a4/0x458 [ 88.506310][ T5744] __cleanup_mnt+0x20/0x30 [ 88.507019][ T5744] task_work_run+0x12c/0x1e0 [ 88.507794][ T5744] do_notify_resume+0x24b4/0x3128 [ 88.508673][ T5744] el0_svc+0xf0/0x1e0 [ 88.509359][ T5744] el0t_64_sync_handler+0xcc/0xe4 [ 88.510113][ T5744] el0t_64_sync+0x1a0/0x1a4 [ 88.510836][ T5744] [ 88.511140][ T5744] The buggy address belongs to the object at ffff0000d97e4000 [ 88.511140][ T5744] which belongs to the cache kmalloc-8k of size 8192 [ 88.513324][ T5744] The buggy address is located 2672 bytes inside of [ 88.513324][ T5744] 8192-byte region [ffff0000d97e4000, ffff0000d97e6000) [ 88.515249][ T5744] The buggy address belongs to the page: [ 88.515986][ T5744] page:00000000dc98ea22 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1197e0 [ 88.517542][ T5744] head:00000000dc98ea22 order:3 compound_mapcount:0 compound_pincount:0 [ 88.518865][ T5744] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 88.520177][ T5744] raw: 05ffc00000010200 0000000000000000 0000000100000001 ffff0000c0002c00 [ 88.521567][ T5744] raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000 [ 88.522935][ T5744] page dumped because: kasan: bad access detected [ 88.523918][ T5744] [ 88.524281][ T5744] Memory state around the buggy address: [ 88.525158][ T5744] ffff0000d97e4900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.526495][ T5744] ffff0000d97e4980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.527783][ T5744] >ffff0000d97e4a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.529079][ T5744] ^ [ 88.530232][ T5744] ffff0000d97e4a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.531538][ T5744] ffff0000d97e4b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 88.532760][ T5744] ================================================================== [ 88.534039][ T5744] Disabling lock debugging due to kernel taint [ 88.562484][ T5756] loop3: detected capacity change from 0 to 32768 [ 88.612364][ T5763] loop0: detected capacity change from 0 to 32768 [ 88.619295][ T5765] loop4: detected capacity change from 0 to 32768 [ 88.660204][ T5765] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.660408][ T5763] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 88.661421][ T5765] CPU: 0 PID: 5765 Comm: syz.4.83 Tainted: G B syzkaller #0 [ 88.662740][ T5763] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 88.663886][ T5765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 88.666315][ T5763] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 88.666696][ T5765] Call trace: [ 88.666702][ T5765] dump_backtrace+0x0/0x43c [ 88.666719][ T5765] show_stack+0x2c/0x3c [ 88.669598][ T5765] __dump_stack+0x30/0x40 [ 88.670197][ T5765] dump_stack_lvl+0xf8/0x160 [ 88.670893][ T5765] dump_stack+0x1c/0x5c [ 88.671528][ T5765] sysfs_create_dir_ns+0x22c/0x24c [ 88.672301][ T5765] kobject_add_internal+0x590/0xc54 [ 88.673082][ T5765] kobject_init_and_add+0x118/0x17c [ 88.673816][ T5765] gfs2_sys_fs_add+0x1dc/0x3d8 [ 88.674487][ T5765] gfs2_fill_super+0xdac/0x19e0 [ 88.675185][ T5765] get_tree_bdev+0x358/0x544 [ 88.675831][ T5765] gfs2_get_tree+0x54/0x1b4 [ 88.676540][ T5765] vfs_get_tree+0x90/0x274 [ 88.677201][ T5765] do_new_mount+0x228/0x810 [ 88.677852][ T5765] path_mount+0x5b4/0x1000 [ 88.677897][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 88.678548][ T5765] __arm64_sys_mount+0x514/0x5e4 [ 88.678564][ T5765] invoke_syscall+0x98/0x2b8 [ 88.679591][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 88.680373][ T5765] el0_svc_common+0x138/0x258 [ 88.682887][ T5765] do_el0_svc+0x58/0x14c [ 88.683579][ T5765] el0_svc+0x78/0x1e0 [ 88.684218][ T5765] el0t_64_sync_handler+0xcc/0xe4 [ 88.685074][ T5765] el0t_64_sync+0x1a0/0x1a4 [ 88.686056][ T5756] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 88.687219][ T5756] CPU: 0 PID: 5756 Comm: syz.3.82 Tainted: G B syzkaller #0 [ 88.688523][ T5756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 88.689941][ T5756] Call trace: [ 88.690417][ T5756] dump_backtrace+0x0/0x43c [ 88.691091][ T5756] show_stack+0x2c/0x3c [ 88.691658][ T5756] __dump_stack+0x30/0x40 [ 88.692264][ T5756] dump_stack_lvl+0xf8/0x160 [ 88.692887][ T5756] dump_stack+0x1c/0x5c [ 88.693476][ T5756] sysfs_create_dir_ns+0x22c/0x24c [ 88.694170][ T5756] kobject_add_internal+0x590/0xc54 [ 88.694886][ T5756] kobject_init_and_add+0x118/0x17c [ 88.695705][ T5756] gfs2_sys_fs_add+0x1dc/0x3d8 [ 88.696433][ T5756] gfs2_fill_super+0xdac/0x19e0 [ 88.697156][ T5756] get_tree_bdev+0x358/0x544 [ 88.697920][ T5756] gfs2_get_tree+0x54/0x1b4 [ 88.698655][ T5756] vfs_get_tree+0x90/0x274 [ 88.699369][ T5756] do_new_mount+0x228/0x810 [ 88.700116][ T5756] path_mount+0x5b4/0x1000 [ 88.700813][ T5756] __arm64_sys_mount+0x514/0x5e4 [ 88.701596][ T5756] invoke_syscall+0x98/0x2b8 [ 88.702346][ T5756] el0_svc_common+0x138/0x258 [ 88.702541][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 22ms [ 88.703105][ T5756] do_el0_svc+0x58/0x14c [ 88.704936][ T5756] el0_svc+0x78/0x1e0 [ 88.705562][ T5756] el0t_64_sync_handler+0xcc/0xe4 [ 88.706392][ T5756] el0t_64_sync+0x1a0/0x1a4 [ 88.707715][ T5744] syz.1.81 (5744): drop_caches: 2 [ 88.709937][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 88.710791][ T5763] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 88.714791][ T5763] syz.0.84 (5763): drop_caches: 2 [ 88.726606][ T5756] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.738063][ T5756] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.746532][ T5765] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 88.749754][ T5756] syz.3.82 (5756): drop_caches: 2 [ 88.755299][ T5765] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 88.781664][ T5776] loop2: detected capacity change from 0 to 32768 [ 88.827919][ T5776] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 88.829285][ T5776] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 88.831562][ T5776] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 88.833187][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 88.834267][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 88.855108][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 20ms [ 88.858127][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 88.858904][ T5776] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 88.862569][ T5776] syz.2.85 (5776): drop_caches: 2 [ 88.897284][ T5765] syz.4.83 (5765): drop_caches: 2 [ 89.020378][ T5797] loop0: detected capacity change from 0 to 32768 [ 89.050393][ T5797] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.051718][ T5797] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.054271][ T5793] loop1: detected capacity change from 0 to 32768 [ 89.055661][ T5797] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.068326][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.069442][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.079135][ T5802] loop3: detected capacity change from 0 to 32768 [ 89.089073][ T5793] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.090233][ T5793] CPU: 0 PID: 5793 Comm: syz.1.86 Tainted: G B syzkaller #0 [ 89.091458][ T5793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 89.093074][ T5793] Call trace: [ 89.093553][ T5793] dump_backtrace+0x0/0x43c [ 89.094295][ T5793] show_stack+0x2c/0x3c [ 89.094920][ T5793] __dump_stack+0x30/0x40 [ 89.095621][ T5793] dump_stack_lvl+0xf8/0x160 [ 89.096381][ T5793] dump_stack+0x1c/0x5c [ 89.097079][ T5793] sysfs_create_dir_ns+0x22c/0x24c [ 89.097931][ T5793] kobject_add_internal+0x590/0xc54 [ 89.098768][ T5793] kobject_init_and_add+0x118/0x17c [ 89.099595][ T5793] gfs2_sys_fs_add+0x1dc/0x3d8 [ 89.100347][ T5793] gfs2_fill_super+0xdac/0x19e0 [ 89.101074][ T5793] get_tree_bdev+0x358/0x544 [ 89.101798][ T5793] gfs2_get_tree+0x54/0x1b4 [ 89.102566][ T5793] vfs_get_tree+0x90/0x274 [ 89.103320][ T5793] do_new_mount+0x228/0x810 [ 89.104064][ T5793] path_mount+0x5b4/0x1000 [ 89.104772][ T5793] __arm64_sys_mount+0x514/0x5e4 [ 89.105657][ T5793] invoke_syscall+0x98/0x2b8 [ 89.106426][ T5793] el0_svc_common+0x138/0x258 [ 89.107157][ T5793] do_el0_svc+0x58/0x14c [ 89.107815][ T5793] el0_svc+0x78/0x1e0 [ 89.108444][ T5793] el0t_64_sync_handler+0xcc/0xe4 [ 89.109251][ T5793] el0t_64_sync+0x1a0/0x1a4 [ 89.113836][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 89.115087][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.115930][ T5797] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.125454][ T5797] syz.0.87 (5797): drop_caches: 2 [ 89.146503][ T5793] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.148528][ T5793] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.150157][ T5802] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.151493][ T5802] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.153816][ T5793] syz.1.86 (5793): drop_caches: 2 [ 89.158427][ T5802] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.160184][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.161313][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.191782][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 89.198440][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.199378][ T5802] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.202967][ T5802] syz.3.88 (5802): drop_caches: 2 [ 89.239268][ T5810] loop4: detected capacity change from 0 to 32768 [ 89.277249][ T5810] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.278559][ T5810] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.280972][ T5810] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.282614][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.283672][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.301170][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 17ms [ 89.302455][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.310500][ T5810] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.314188][ T5810] syz.4.90 (5810): drop_caches: 2 [ 89.373850][ T5820] loop2: detected capacity change from 0 to 32768 [ 89.395820][ T5820] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.397273][ T5820] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.405273][ T5820] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.412761][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.413854][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.433820][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 19ms [ 89.435064][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.435886][ T5820] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.439801][ T5820] syz.2.89 (5820): drop_caches: 2 [ 89.557832][ T5829] loop1: detected capacity change from 0 to 32768 [ 89.572945][ T5833] loop3: detected capacity change from 0 to 32768 [ 89.589112][ T5829] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.590410][ T5829] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.591668][ T5827] loop0: detected capacity change from 0 to 32768 [ 89.593851][ T5829] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.595475][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.596620][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.605754][ T5833] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 89.607056][ T5833] CPU: 0 PID: 5833 Comm: syz.3.93 Tainted: G B syzkaller #0 [ 89.608441][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 89.610129][ T5833] Call trace: [ 89.610670][ T5833] dump_backtrace+0x0/0x43c [ 89.611399][ T5833] show_stack+0x2c/0x3c [ 89.612051][ T5833] __dump_stack+0x30/0x40 [ 89.612717][ T5833] dump_stack_lvl+0xf8/0x160 [ 89.613453][ T5833] dump_stack+0x1c/0x5c [ 89.614062][ T5833] sysfs_create_dir_ns+0x22c/0x24c [ 89.614821][ T5833] kobject_add_internal+0x590/0xc54 [ 89.615609][ T5833] kobject_init_and_add+0x118/0x17c [ 89.616436][ T5833] gfs2_sys_fs_add+0x1dc/0x3d8 [ 89.617173][ T5833] gfs2_fill_super+0xdac/0x19e0 [ 89.617944][ T5833] get_tree_bdev+0x358/0x544 [ 89.618695][ T5833] gfs2_get_tree+0x54/0x1b4 [ 89.619402][ T5833] vfs_get_tree+0x90/0x274 [ 89.620093][ T5833] do_new_mount+0x228/0x810 [ 89.620819][ T5833] path_mount+0x5b4/0x1000 [ 89.621546][ T5833] __arm64_sys_mount+0x514/0x5e4 [ 89.622345][ T5833] invoke_syscall+0x98/0x2b8 [ 89.623081][ T5833] el0_svc_common+0x138/0x258 [ 89.623805][ T5833] do_el0_svc+0x58/0x14c [ 89.624532][ T5833] el0_svc+0x78/0x1e0 [ 89.625207][ T5833] el0t_64_sync_handler+0xcc/0xe4 [ 89.626079][ T5833] el0t_64_sync+0x1a0/0x1a4 [ 89.629651][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 89.630848][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.631703][ T5829] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.643101][ T5829] syz.1.92 (5829): drop_caches: 2 [ 89.653704][ T5833] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 89.655832][ T5833] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 89.659008][ T5827] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.660252][ T5827] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.665344][ T5827] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.668268][ T5833] syz.3.93 (5833): drop_caches: 2 [ 89.673652][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.674760][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.708828][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 89.710260][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.711071][ T5827] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.714850][ T5827] syz.0.91 (5827): drop_caches: 2 [ 89.720484][ T5842] loop4: detected capacity change from 0 to 32768 [ 89.747229][ T5842] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.748589][ T5842] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.750945][ T5842] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.752540][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.753618][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.779654][ T5848] loop2: detected capacity change from 0 to 32768 [ 89.786855][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 89.788055][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.788878][ T5842] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.792307][ T5842] syz.4.94 (5842): drop_caches: 2 [ 89.878538][ T5848] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.879890][ T5848] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.882477][ T5848] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.884138][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.885180][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.921635][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 89.922938][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.924149][ T5848] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 89.928705][ T5848] syz.2.95 (5848): drop_caches: 2 [ 89.950422][ T5859] loop1: detected capacity change from 0 to 32768 [ 89.965928][ T5861] loop3: detected capacity change from 0 to 32768 [ 89.984857][ T5859] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.986336][ T5859] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.989466][ T5859] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 89.998656][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.999658][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 90.023509][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 23ms [ 90.024767][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 90.025618][ T5859] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 90.030112][ T5859] syz.1.96 (5859): drop_caches: 2 [ 90.037231][ T5861] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.038536][ T5861] CPU: 1 PID: 5861 Comm: syz.3.97 Tainted: G B syzkaller #0 [ 90.039908][ T5861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 90.041569][ T5861] Call trace: [ 90.042089][ T5861] dump_backtrace+0x0/0x43c [ 90.042789][ T5861] show_stack+0x2c/0x3c [ 90.043469][ T5861] __dump_stack+0x30/0x40 [ 90.044145][ T5861] dump_stack_lvl+0xf8/0x160 [ 90.044792][ T5861] dump_stack+0x1c/0x5c [ 90.045399][ T5861] sysfs_create_dir_ns+0x22c/0x24c [ 90.046276][ T5861] kobject_add_internal+0x590/0xc54 [ 90.047144][ T5861] kobject_init_and_add+0x118/0x17c [ 90.047991][ T5861] gfs2_sys_fs_add+0x1dc/0x3d8 [ 90.048828][ T5861] gfs2_fill_super+0xdac/0x19e0 [ 90.049688][ T5861] get_tree_bdev+0x358/0x544 [ 90.050410][ T5861] gfs2_get_tree+0x54/0x1b4 [ 90.051144][ T5861] vfs_get_tree+0x90/0x274 [ 90.051880][ T5861] do_new_mount+0x228/0x810 [ 90.052600][ T5861] path_mount+0x5b4/0x1000 [ 90.053376][ T5861] __arm64_sys_mount+0x514/0x5e4 [ 90.054171][ T5861] invoke_syscall+0x98/0x2b8 [ 90.054983][ T5861] el0_svc_common+0x138/0x258 [ 90.055703][ T5861] do_el0_svc+0x58/0x14c [ 90.056396][ T5861] el0_svc+0x78/0x1e0 [ 90.057066][ T5861] el0t_64_sync_handler+0xcc/0xe4 [ 90.057822][ T5861] el0t_64_sync+0x1a0/0x1a4 [ 90.099880][ T5867] loop0: detected capacity change from 0 to 32768 [ 90.102201][ T5861] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.104464][ T5861] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.124513][ T5861] syz.3.97 (5861): drop_caches: 2 [ 90.147568][ T5867] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 90.148950][ T5867] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 90.151180][ T5867] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 90.158788][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 90.159787][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 90.195694][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms [ 90.203495][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 90.204273][ T5867] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 90.208408][ T5867] syz.0.98 (5867): drop_caches: 2 [ 90.280036][ T5877] loop4: detected capacity change from 0 to 32768 [ 90.291922][ T5880] loop2: detected capacity change from 0 to 32768 [ 90.311000][ T5877] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 90.312295][ T5877] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 90.317214][ T5880] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.318347][ T5880] CPU: 0 PID: 5880 Comm: syz.2.100 Tainted: G B syzkaller #0 [ 90.319670][ T5880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 90.321350][ T5880] Call trace: [ 90.321838][ T5880] dump_backtrace+0x0/0x43c [ 90.322550][ T5880] show_stack+0x2c/0x3c [ 90.323264][ T5880] __dump_stack+0x30/0x40 [ 90.323943][ T5880] dump_stack_lvl+0xf8/0x160 [ 90.324669][ T5880] dump_stack+0x1c/0x5c [ 90.325341][ T5880] sysfs_create_dir_ns+0x22c/0x24c [ 90.326174][ T5880] kobject_add_internal+0x590/0xc54 [ 90.327047][ T5880] kobject_init_and_add+0x118/0x17c [ 90.327873][ T5880] gfs2_sys_fs_add+0x1dc/0x3d8 [ 90.328684][ T5880] gfs2_fill_super+0xdac/0x19e0 [ 90.329467][ T5880] get_tree_bdev+0x358/0x544 [ 90.330222][ T5880] gfs2_get_tree+0x54/0x1b4 [ 90.330957][ T5880] vfs_get_tree+0x90/0x274 [ 90.331729][ T5880] do_new_mount+0x228/0x810 [ 90.332436][ T5880] path_mount+0x5b4/0x1000 [ 90.333131][ T5880] __arm64_sys_mount+0x514/0x5e4 [ 90.333885][ T5880] invoke_syscall+0x98/0x2b8 [ 90.334633][ T5880] el0_svc_common+0x138/0x258 [ 90.335367][ T5880] do_el0_svc+0x58/0x14c [ 90.336058][ T5880] el0_svc+0x78/0x1e0 [ 90.336715][ T5880] el0t_64_sync_handler+0xcc/0xe4 [ 90.337502][ T5880] el0t_64_sync+0x1a0/0x1a4 [ 90.341755][ T5877] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 90.344085][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 90.345094][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 90.362359][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 17ms [ 90.363590][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 90.364346][ T5877] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 90.371089][ T5877] syz.4.99 (5877): drop_caches: 2 [ 90.388182][ T5880] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.390369][ T5880] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.391992][ T5880] syz.2.100 (5880): drop_caches: 2 [ 90.511891][ T5888] loop1: detected capacity change from 0 to 32768 [ 90.527844][ T5892] loop3: detected capacity change from 0 to 32768 [ 90.540611][ T5899] loop0: detected capacity change from 0 to 32768 [ 90.548458][ T5899] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 90.550893][ T5899] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 90.553136][ T5899] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 90.554798][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 90.555834][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 90.563452][ T5888] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.564658][ T5888] CPU: 1 PID: 5888 Comm: syz.1.101 Tainted: G B syzkaller #0 [ 90.565975][ T5888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 90.567606][ T5888] Call trace: [ 90.568110][ T5888] dump_backtrace+0x0/0x43c [ 90.568834][ T5888] show_stack+0x2c/0x3c [ 90.569521][ T5888] __dump_stack+0x30/0x40 [ 90.570219][ T5888] dump_stack_lvl+0xf8/0x160 [ 90.571023][ T5888] dump_stack+0x1c/0x5c [ 90.571785][ T5888] sysfs_create_dir_ns+0x22c/0x24c [ 90.572606][ T5888] kobject_add_internal+0x590/0xc54 [ 90.573443][ T5888] kobject_init_and_add+0x118/0x17c [ 90.574226][ T5888] gfs2_sys_fs_add+0x1dc/0x3d8 [ 90.574913][ T5888] gfs2_fill_super+0xdac/0x19e0 [ 90.575694][ T5888] get_tree_bdev+0x358/0x544 [ 90.576459][ T5888] gfs2_get_tree+0x54/0x1b4 [ 90.577242][ T5888] vfs_get_tree+0x90/0x274 [ 90.577982][ T5888] do_new_mount+0x228/0x810 [ 90.578711][ T5888] path_mount+0x5b4/0x1000 [ 90.579425][ T5888] __arm64_sys_mount+0x514/0x5e4 [ 90.580241][ T5888] invoke_syscall+0x98/0x2b8 [ 90.580982][ T5888] el0_svc_common+0x138/0x258 [ 90.581730][ T5888] do_el0_svc+0x58/0x14c [ 90.582475][ T5888] el0_svc+0x78/0x1e0 [ 90.583095][ T5888] el0t_64_sync_handler+0xcc/0xe4 [ 90.583929][ T5888] el0t_64_sync+0x1a0/0x1a4 [ 90.587026][ T5892] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.588285][ T5892] CPU: 0 PID: 5892 Comm: syz.3.102 Tainted: G B syzkaller #0 [ 90.589705][ T5892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 90.591343][ T5892] Call trace: [ 90.591836][ T5892] dump_backtrace+0x0/0x43c [ 90.592555][ T5892] show_stack+0x2c/0x3c [ 90.593232][ T5892] __dump_stack+0x30/0x40 [ 90.593967][ T5892] dump_stack_lvl+0xf8/0x160 [ 90.594732][ T5892] dump_stack+0x1c/0x5c [ 90.595431][ T5892] sysfs_create_dir_ns+0x22c/0x24c [ 90.596296][ T5892] kobject_add_internal+0x590/0xc54 [ 90.597159][ T5892] kobject_init_and_add+0x118/0x17c [ 90.598054][ T5892] gfs2_sys_fs_add+0x1dc/0x3d8 [ 90.598903][ T5892] gfs2_fill_super+0xdac/0x19e0 [ 90.599720][ T5892] get_tree_bdev+0x358/0x544 [ 90.600491][ T5892] gfs2_get_tree+0x54/0x1b4 [ 90.601216][ T5892] vfs_get_tree+0x90/0x274 [ 90.601895][ T5892] do_new_mount+0x228/0x810 [ 90.602595][ T5892] path_mount+0x5b4/0x1000 [ 90.603286][ T5892] __arm64_sys_mount+0x514/0x5e4 [ 90.604015][ T5892] invoke_syscall+0x98/0x2b8 [ 90.604734][ T5892] el0_svc_common+0x138/0x258 [ 90.605434][ T5892] do_el0_svc+0x58/0x14c [ 90.606115][ T5892] el0_svc+0x78/0x1e0 [ 90.606791][ T5892] el0t_64_sync_handler+0xcc/0xe4 [ 90.607622][ T5892] el0t_64_sync+0x1a0/0x1a4 [ 90.608515][ T5888] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.610552][ T5888] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.615526][ T5888] syz.1.101 (5888): drop_caches: 2 [ 90.619240][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 63ms [ 90.620554][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 90.621414][ T5899] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 90.630060][ T5899] syz.0.103 (5899): drop_caches: 2 [ 90.680940][ T5892] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.683132][ T5892] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.698243][ T5892] syz.3.102 (5892): drop_caches: 2 [ 90.793668][ T5907] loop2: detected capacity change from 0 to 32768 [ 90.805480][ T5913] loop4: detected capacity change from 0 to 32768 [ 90.838293][ T5913] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 90.839600][ T5913] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 90.858149][ T5907] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 90.859345][ T5907] CPU: 0 PID: 5907 Comm: syz.2.105 Tainted: G B syzkaller #0 [ 90.860733][ T5907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 90.862397][ T5907] Call trace: [ 90.862888][ T5907] dump_backtrace+0x0/0x43c [ 90.863599][ T5907] show_stack+0x2c/0x3c [ 90.864247][ T5907] __dump_stack+0x30/0x40 [ 90.864963][ T5907] dump_stack_lvl+0xf8/0x160 [ 90.865727][ T5907] dump_stack+0x1c/0x5c [ 90.866442][ T5907] sysfs_create_dir_ns+0x22c/0x24c [ 90.867298][ T5907] kobject_add_internal+0x590/0xc54 [ 90.868234][ T5907] kobject_init_and_add+0x118/0x17c [ 90.869081][ T5907] gfs2_sys_fs_add+0x1dc/0x3d8 [ 90.869853][ T5907] gfs2_fill_super+0xdac/0x19e0 [ 90.870674][ T5907] get_tree_bdev+0x358/0x544 [ 90.871348][ T5907] gfs2_get_tree+0x54/0x1b4 [ 90.872017][ T5907] vfs_get_tree+0x90/0x274 [ 90.872728][ T5907] do_new_mount+0x228/0x810 [ 90.873389][ T5907] path_mount+0x5b4/0x1000 [ 90.874009][ T5907] __arm64_sys_mount+0x514/0x5e4 [ 90.874841][ T5907] invoke_syscall+0x98/0x2b8 [ 90.875582][ T5907] el0_svc_common+0x138/0x258 [ 90.876304][ T5907] do_el0_svc+0x58/0x14c [ 90.876999][ T5907] el0_svc+0x78/0x1e0 [ 90.877581][ T5907] el0t_64_sync_handler+0xcc/0xe4 [ 90.878311][ T5907] el0t_64_sync+0x1a0/0x1a4 [ 90.882351][ T5913] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 90.883954][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 90.885052][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 90.908585][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 23ms [ 90.909802][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 90.910578][ T5913] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 90.914291][ T5913] syz.4.104 (5913): drop_caches: 2 [ 90.926556][ T5921] loop1: detected capacity change from 0 to 32768 [ 90.927738][ T5907] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 90.930560][ T5907] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 90.933005][ T5907] syz.2.105 (5907): drop_caches: 2 [ 90.993519][ T5924] loop0: detected capacity change from 0 to 32768 [ 90.999927][ T5921] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 91.001357][ T5921] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 91.003539][ T5921] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 91.006779][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 91.007315][ T5924] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 91.007918][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 91.009104][ T5924] CPU: 1 PID: 5924 Comm: syz.0.107 Tainted: G B syzkaller #0 [ 91.011464][ T5924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 91.013031][ T5924] Call trace: [ 91.013546][ T5924] dump_backtrace+0x0/0x43c [ 91.014235][ T5924] show_stack+0x2c/0x3c [ 91.014862][ T5924] __dump_stack+0x30/0x40 [ 91.015518][ T5924] dump_stack_lvl+0xf8/0x160 [ 91.016208][ T5924] dump_stack+0x1c/0x5c [ 91.016878][ T5924] sysfs_create_dir_ns+0x22c/0x24c [ 91.017652][ T5924] kobject_add_internal+0x590/0xc54 [ 91.018458][ T5924] kobject_init_and_add+0x118/0x17c [ 91.019232][ T5924] gfs2_sys_fs_add+0x1dc/0x3d8 [ 91.020085][ T5924] gfs2_fill_super+0xdac/0x19e0 [ 91.020885][ T5924] get_tree_bdev+0x358/0x544 [ 91.021597][ T5924] gfs2_get_tree+0x54/0x1b4 [ 91.022322][ T5924] vfs_get_tree+0x90/0x274 [ 91.023018][ T5924] do_new_mount+0x228/0x810 [ 91.023710][ T5924] path_mount+0x5b4/0x1000 [ 91.024376][ T5924] __arm64_sys_mount+0x514/0x5e4 [ 91.025136][ T5924] invoke_syscall+0x98/0x2b8 [ 91.025881][ T5924] el0_svc_common+0x138/0x258 [ 91.026660][ T5924] do_el0_svc+0x58/0x14c [ 91.027387][ T5924] el0_svc+0x78/0x1e0 [ 91.028080][ T5924] el0t_64_sync_handler+0xcc/0xe4 [ 91.028958][ T5924] el0t_64_sync+0x1a0/0x1a4 [ 91.038990][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 91.040215][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 91.041044][ T5921] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 91.044587][ T5921] syz.1.106 (5921): drop_caches: 2 [ 91.072906][ T5928] loop3: detected capacity change from 0 to 32768 [ 91.078383][ T5924] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 91.080285][ T5924] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 91.114610][ T5928] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 91.115837][ T5928] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 91.117905][ T5924] syz.0.107 (5924): drop_caches: 2 [ 91.120960][ T5928] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 91.122576][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 91.123687][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 91.159820][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 36ms [ 91.161094][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 91.168367][ T5928] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 91.172042][ T5928] syz.3.108 (5928): drop_caches: 2 [ 91.253006][ T5941] loop2: detected capacity change from 0 to 32768 [ 91.297661][ T5944] loop4: detected capacity change from 0 to 32768 [ 91.317780][ T5941] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 91.319090][ T5941] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 91.321228][ T5941] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 91.323078][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 91.324154][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 91.337044][ T5944] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 91.338229][ T5944] CPU: 1 PID: 5944 Comm: syz.4.109 Tainted: G B syzkaller #0 [ 91.339623][ T5944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 91.341258][ T5944] Call trace: [ 91.341740][ T5944] dump_backtrace+0x0/0x43c [ 91.342461][ T5944] show_stack+0x2c/0x3c [ 91.343102][ T5944] __dump_stack+0x30/0x40 [ 91.343733][ T5944] dump_stack_lvl+0xf8/0x160 [ 91.344412][ T5944] dump_stack+0x1c/0x5c [ 91.345067][ T5944] sysfs_create_dir_ns+0x22c/0x24c [ 91.345814][ T5944] kobject_add_internal+0x590/0xc54 [ 91.346668][ T5944] kobject_init_and_add+0x118/0x17c [ 91.347529][ T5944] gfs2_sys_fs_add+0x1dc/0x3d8 [ 91.348289][ T5944] gfs2_fill_super+0xdac/0x19e0 [ 91.349095][ T5944] get_tree_bdev+0x358/0x544 [ 91.349825][ T5944] gfs2_get_tree+0x54/0x1b4 [ 91.350582][ T5944] vfs_get_tree+0x90/0x274 [ 91.351252][ T5944] do_new_mount+0x228/0x810 [ 91.351927][ T5944] path_mount+0x5b4/0x1000 [ 91.352617][ T5944] __arm64_sys_mount+0x514/0x5e4 [ 91.353381][ T5944] invoke_syscall+0x98/0x2b8 [ 91.354118][ T5944] el0_svc_common+0x138/0x258 [ 91.354839][ T5944] do_el0_svc+0x58/0x14c [ 91.355515][ T5944] el0_svc+0x78/0x1e0 [ 91.356172][ T5944] el0t_64_sync_handler+0xcc/0xe4 [ 91.357011][ T5944] el0t_64_sync+0x1a0/0x1a4 [ 91.366080][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 41ms [ 91.369548][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 91.370338][ T5941] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 91.374270][ T5941] syz.2.110 (5941): drop_caches: 2 [ 91.394803][ T5955] loop0: detected capacity change from 0 to 32768 [ 91.416620][ T5944] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 91.417918][ T5955] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 91.418809][ T5944] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 91.420180][ T5955] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 91.423502][ T5955] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 91.426256][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 91.427817][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 91.438959][ T5944] syz.4.109 (5944): drop_caches: 2 [ 91.473220][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 91.474683][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 91.475509][ T5955] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 91.480747][ T5955] syz.0.112 (5955): drop_caches: 2 [ 91.579002][ T5958] loop1: detected capacity change from 0 to 32768 [ 91.581215][ T5962] loop3: detected capacity change from 0 to 32768 [ 91.595527][ T5958] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 91.597752][ T5958] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 91.600196][ T5958] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 91.601932][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 91.603015][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 91.617135][ T5962] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 91.618422][ T5962] CPU: 1 PID: 5962 Comm: syz.3.113 Tainted: G B syzkaller #0 [ 91.619839][ T5962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 91.621516][ T5962] Call trace: [ 91.622049][ T5962] dump_backtrace+0x0/0x43c [ 91.622761][ T5962] show_stack+0x2c/0x3c [ 91.623413][ T5962] __dump_stack+0x30/0x40 [ 91.624047][ T5962] dump_stack_lvl+0xf8/0x160 [ 91.624757][ T5962] dump_stack+0x1c/0x5c [ 91.625390][ T5962] sysfs_create_dir_ns+0x22c/0x24c [ 91.626218][ T5962] kobject_add_internal+0x590/0xc54 [ 91.627028][ T5962] kobject_init_and_add+0x118/0x17c [ 91.627801][ T5962] gfs2_sys_fs_add+0x1dc/0x3d8 [ 91.628529][ T5962] gfs2_fill_super+0xdac/0x19e0 [ 91.629328][ T5962] get_tree_bdev+0x358/0x544 [ 91.630162][ T5962] gfs2_get_tree+0x54/0x1b4 [ 91.630819][ T5962] vfs_get_tree+0x90/0x274 [ 91.631484][ T5962] do_new_mount+0x228/0x810 [ 91.632144][ T5962] path_mount+0x5b4/0x1000 [ 91.632816][ T5962] __arm64_sys_mount+0x514/0x5e4 [ 91.633115][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 91.633555][ T5962] invoke_syscall+0x98/0x2b8 [ 91.634785][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 91.635427][ T5962] el0_svc_common+0x138/0x258 [ 91.636227][ T5958] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 91.636938][ T5962] do_el0_svc+0x58/0x14c [ 91.636955][ T5962] el0_svc+0x78/0x1e0 [ 91.636963][ T5962] el0t_64_sync_handler+0xcc/0xe4 [ 91.636969][ T5962] el0t_64_sync+0x1a0/0x1a4 [ 91.656290][ T5958] syz.1.111 (5958): drop_caches: 2 [ 91.690411][ T5962] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 91.692581][ T5962] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:01:31 executed programs: 111 [ 91.801764][ T5977] loop2: detected capacity change from 0 to 32768 [ 91.817777][ T5962] syz.3.113 (5962): drop_caches: 2 [ 91.822469][ T5977] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 91.823844][ T5977] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 91.825743][ T5975] loop4: detected capacity change from 0 to 32768 [ 91.831594][ T5977] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 91.838959][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 91.840077][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 91.849585][ T5975] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 91.850734][ T5975] CPU: 1 PID: 5975 Comm: syz.4.115 Tainted: G B syzkaller #0 [ 91.852011][ T5975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 91.853619][ T5975] Call trace: [ 91.854148][ T5975] dump_backtrace+0x0/0x43c [ 91.854907][ T5975] show_stack+0x2c/0x3c [ 91.855535][ T5975] __dump_stack+0x30/0x40 [ 91.856206][ T5975] dump_stack_lvl+0xf8/0x160 [ 91.856923][ T5975] dump_stack+0x1c/0x5c [ 91.857567][ T5975] sysfs_create_dir_ns+0x22c/0x24c [ 91.858382][ T5975] kobject_add_internal+0x590/0xc54 [ 91.859274][ T5975] kobject_init_and_add+0x118/0x17c [ 91.860133][ T5975] gfs2_sys_fs_add+0x1dc/0x3d8 [ 91.860947][ T5975] gfs2_fill_super+0xdac/0x19e0 [ 91.861715][ T5975] get_tree_bdev+0x358/0x544 [ 91.862445][ T5975] gfs2_get_tree+0x54/0x1b4 [ 91.863167][ T5975] vfs_get_tree+0x90/0x274 [ 91.863863][ T5975] do_new_mount+0x228/0x810 [ 91.864560][ T5975] path_mount+0x5b4/0x1000 [ 91.865209][ T5975] __arm64_sys_mount+0x514/0x5e4 [ 91.866068][ T5975] invoke_syscall+0x98/0x2b8 [ 91.866902][ T5975] el0_svc_common+0x138/0x258 [ 91.867713][ T5975] do_el0_svc+0x58/0x14c [ 91.868344][ T5975] el0_svc+0x78/0x1e0 [ 91.868998][ T5975] el0t_64_sync_handler+0xcc/0xe4 [ 91.869830][ T5975] el0t_64_sync+0x1a0/0x1a4 [ 91.887326][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 47ms [ 91.888563][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 91.889401][ T5977] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 91.893324][ T5977] syz.2.114 (5977): drop_caches: 2 [ 91.899095][ T5981] loop0: detected capacity change from 0 to 32768 [ 91.916485][ T5975] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 91.918869][ T5975] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 91.949587][ T5981] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 91.950952][ T5981] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 91.956273][ T5981] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 91.958577][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 91.959677][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 91.964289][ T5993] loop1: detected capacity change from 0 to 32768 [ 91.986011][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 26ms [ 91.993296][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 91.994115][ T5981] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 91.998595][ T5981] syz.0.116 (5981): drop_caches: 2 [ 91.998614][ T5975] syz.4.115 (5975): drop_caches: 2 [ 92.019018][ T5993] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 92.020360][ T5993] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 92.022486][ T5993] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 92.024154][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 92.025219][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 92.063343][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 38ms [ 92.074755][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 92.075572][ T5993] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 92.081806][ T5993] syz.1.117 (5993): drop_caches: 2 [ 92.129915][ T6005] loop3: detected capacity change from 0 to 32768 [ 92.178180][ T6005] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 92.179560][ T6005] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 92.181794][ T6005] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 92.183386][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 92.184431][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 92.211161][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 26ms [ 92.212505][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 92.213266][ T6005] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 92.217112][ T6005] syz.3.118 (6005): drop_caches: 2 [ 92.239771][ T6010] loop2: detected capacity change from 0 to 32768 [ 92.267306][ T6010] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 92.268668][ T6010] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 92.272982][ T6010] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 92.281693][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 92.282777][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 92.315925][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 92.317411][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 92.318247][ T6010] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 92.322143][ T6010] syz.2.119 (6010): drop_caches: 2 [ 92.350964][ T6015] loop4: detected capacity change from 0 to 32768 [ 92.390170][ T6015] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 92.391482][ T6015] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 92.401079][ T6015] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 92.403297][ T4214] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 92.404385][ T4214] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 92.418616][ T6024] loop0: detected capacity change from 0 to 32768 [ 92.421858][ T6024] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 92.423073][ T6024] CPU: 0 PID: 6024 Comm: syz.0.120 Tainted: G B syzkaller #0 [ 92.424438][ T6024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 92.425950][ T6024] Call trace: [ 92.426454][ T6024] dump_backtrace+0x0/0x43c [ 92.427131][ T6024] show_stack+0x2c/0x3c [ 92.427775][ T6024] __dump_stack+0x30/0x40 [ 92.428508][ T6024] dump_stack_lvl+0xf8/0x160 [ 92.429188][ T6024] dump_stack+0x1c/0x5c [ 92.429809][ T6024] sysfs_create_dir_ns+0x22c/0x24c [ 92.430643][ T6024] kobject_add_internal+0x590/0xc54 [ 92.431527][ T6024] kobject_init_and_add+0x118/0x17c [ 92.432358][ T6024] gfs2_sys_fs_add+0x1dc/0x3d8 [ 92.433090][ T6024] gfs2_fill_super+0xdac/0x19e0 [ 92.433892][ T6024] get_tree_bdev+0x358/0x544 [ 92.434644][ T6024] gfs2_get_tree+0x54/0x1b4 [ 92.435393][ T6024] vfs_get_tree+0x90/0x274 [ 92.436099][ T6024] do_new_mount+0x228/0x810 [ 92.436789][ T6024] path_mount+0x5b4/0x1000 [ 92.437504][ T6024] __arm64_sys_mount+0x514/0x5e4 [ 92.438288][ T6024] invoke_syscall+0x98/0x2b8 [ 92.439077][ T6024] el0_svc_common+0x138/0x258 [ 92.439820][ T6024] do_el0_svc+0x58/0x14c [ 92.440529][ T6024] el0_svc+0x78/0x1e0 [ 92.441185][ T6024] el0t_64_sync_handler+0xcc/0xe4 [ 92.441990][ T6024] el0t_64_sync+0x1a0/0x1a4 [ 92.446609][ T4214] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms [ 92.447842][ T4214] gfs2: fsid=syz:syz.0: jid=0: Done [ 92.448701][ T6015] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 92.455725][ T6015] syz.4.121 (6015): drop_caches: 2 [ 92.535387][ T6024] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 92.554163][ T6024] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 92.559730][ T6024] syz.0.120 (6024): drop_caches: 2 [ 92.585019][ T6033] loop3: detected capacity change from 0 to 32768 [ 92.599141][ T6031] loop1: detected capacity change from 0 to 32768 [ 92.601937][ T6031] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 92.603229][ T6031] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 92.619882][ T6031] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 92.623718][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 92.624846][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 92.640654][ T6033] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 92.641859][ T6033] CPU: 0 PID: 6033 Comm: syz.3.123 Tainted: G B syzkaller #0 [ 92.643306][ T6033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 92.644743][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 19ms [ 92.644996][ T6033] Call trace: [ 92.646268][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 92.646724][ T6033] dump_backtrace+0x0/0x43c [ 92.646743][ T6033] show_stack+0x2c/0x3c [ 92.646755][ T6033] __dump_stack+0x30/0x40 [ 92.647565][ T6031] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 92.648220][ T6033] dump_stack_lvl+0xf8/0x160 [ 92.651337][ T6033] dump_stack+0x1c/0x5c [ 92.652061][ T6033] sysfs_create_dir_ns+0x22c/0x24c [ 92.652851][ T6033] kobject_add_internal+0x590/0xc54 [ 92.653688][ T6033] kobject_init_and_add+0x118/0x17c [ 92.654567][ T6033] gfs2_sys_fs_add+0x1dc/0x3d8 [ 92.655300][ T6033] gfs2_fill_super+0xdac/0x19e0 [ 92.656104][ T6033] get_tree_bdev+0x358/0x544 [ 92.656808][ T6033] gfs2_get_tree+0x54/0x1b4 [ 92.657538][ T6033] vfs_get_tree+0x90/0x274 [ 92.658228][ T6033] do_new_mount+0x228/0x810 [ 92.658950][ T6033] path_mount+0x5b4/0x1000 [ 92.659632][ T6033] __arm64_sys_mount+0x514/0x5e4 [ 92.660417][ T6033] invoke_syscall+0x98/0x2b8 [ 92.661186][ T6033] el0_svc_common+0x138/0x258 [ 92.661940][ T6033] do_el0_svc+0x58/0x14c [ 92.662594][ T6033] el0_svc+0x78/0x1e0 [ 92.663195][ T6033] el0t_64_sync_handler+0xcc/0xe4 [ 92.664016][ T6033] el0t_64_sync+0x1a0/0x1a4 [ 92.672320][ T6031] syz.1.122 (6031): drop_caches: 2 [ 92.696466][ T6033] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 92.698584][ T6033] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 92.700132][ T6033] syz.3.123 (6033): drop_caches: 2 [ 92.730160][ T6045] loop2: detected capacity change from 0 to 32768 [ 92.749104][ T6045] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 92.750403][ T6045] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 92.770948][ T6045] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 92.774468][ T4214] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 92.775567][ T4214] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 92.800225][ T4214] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 24ms [ 92.801539][ T4214] gfs2: fsid=syz:syz.0: jid=0: Done [ 92.802309][ T6045] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 92.805784][ T6045] syz.2.124 (6045): drop_caches: 2 [ 92.865463][ T6049] loop4: detected capacity change from 0 to 32768 [ 92.887585][ T6049] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 92.888898][ T6049] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 92.891196][ T6049] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 92.898835][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 92.899976][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 92.925332][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 25ms [ 92.926719][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 92.927540][ T6049] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 92.931135][ T6049] syz.4.125 (6049): drop_caches: 2 [ 92.942815][ T6055] loop0: detected capacity change from 0 to 32768 [ 93.002289][ T6061] loop1: detected capacity change from 0 to 32768 [ 93.068502][ T6055] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 93.070053][ T6055] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 93.072466][ T6055] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 93.076588][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 93.077702][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 93.078269][ T6061] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 93.079952][ T6061] CPU: 1 PID: 6061 Comm: syz.1.127 Tainted: G B syzkaller #0 [ 93.081312][ T6061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 93.082878][ T6061] Call trace: [ 93.083406][ T6061] dump_backtrace+0x0/0x43c [ 93.084189][ T6061] show_stack+0x2c/0x3c [ 93.084898][ T6061] __dump_stack+0x30/0x40 [ 93.085669][ T6061] dump_stack_lvl+0xf8/0x160 [ 93.086404][ T6061] dump_stack+0x1c/0x5c [ 93.087103][ T6061] sysfs_create_dir_ns+0x22c/0x24c [ 93.087944][ T6061] kobject_add_internal+0x590/0xc54 [ 93.088797][ T6061] kobject_init_and_add+0x118/0x17c [ 93.089676][ T6061] gfs2_sys_fs_add+0x1dc/0x3d8 [ 93.090456][ T6061] gfs2_fill_super+0xdac/0x19e0 [ 93.091280][ T6061] get_tree_bdev+0x358/0x544 [ 93.091977][ T6061] gfs2_get_tree+0x54/0x1b4 [ 93.092723][ T6061] vfs_get_tree+0x90/0x274 [ 93.093482][ T6061] do_new_mount+0x228/0x810 [ 93.094240][ T6061] path_mount+0x5b4/0x1000 [ 93.094976][ T6061] __arm64_sys_mount+0x514/0x5e4 [ 93.095877][ T6061] invoke_syscall+0x98/0x2b8 [ 93.096684][ T6061] el0_svc_common+0x138/0x258 [ 93.097458][ T6061] do_el0_svc+0x58/0x14c [ 93.098217][ T6061] el0_svc+0x78/0x1e0 [ 93.098907][ T6061] el0t_64_sync_handler+0xcc/0xe4 [ 93.099796][ T6061] el0t_64_sync+0x1a0/0x1a4 [ 93.109700][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 93.110958][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 93.111869][ T6055] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 93.115579][ T6055] syz.0.126 (6055): drop_caches: 2 [ 93.157158][ T6059] loop3: detected capacity change from 0 to 32768 [ 93.162625][ T6061] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 93.170169][ T6061] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 93.177695][ T6069] loop2: detected capacity change from 0 to 32768 [ 93.187385][ T6059] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 93.188688][ T6059] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 93.191207][ T6059] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 93.192812][ T4151] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 93.193872][ T4151] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 93.219205][ T4151] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 25ms [ 93.220518][ T4151] gfs2: fsid=syz:syz.0: jid=0: Done [ 93.221328][ T6059] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 93.225074][ T6059] syz.3.128 (6059): drop_caches: 2 [ 93.226829][ T6069] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 93.227954][ T6069] CPU: 0 PID: 6069 Comm: syz.2.129 Tainted: G B syzkaller #0 [ 93.229299][ T6069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 93.230970][ T6069] Call trace: [ 93.231493][ T6069] dump_backtrace+0x0/0x43c [ 93.232236][ T6069] show_stack+0x2c/0x3c [ 93.232910][ T6069] __dump_stack+0x30/0x40 [ 93.233653][ T6069] dump_stack_lvl+0xf8/0x160 [ 93.234456][ T6069] dump_stack+0x1c/0x5c [ 93.235145][ T6069] sysfs_create_dir_ns+0x22c/0x24c [ 93.236031][ T6069] kobject_add_internal+0x590/0xc54 [ 93.236912][ T6069] kobject_init_and_add+0x118/0x17c [ 93.237813][ T6069] gfs2_sys_fs_add+0x1dc/0x3d8 [ 93.238618][ T6069] gfs2_fill_super+0xdac/0x19e0 [ 93.239417][ T6069] get_tree_bdev+0x358/0x544 [ 93.240185][ T6069] gfs2_get_tree+0x54/0x1b4 [ 93.240934][ T6069] vfs_get_tree+0x90/0x274 [ 93.241639][ T6069] do_new_mount+0x228/0x810 [ 93.242345][ T6069] path_mount+0x5b4/0x1000 [ 93.243022][ T6069] __arm64_sys_mount+0x514/0x5e4 [ 93.243816][ T6069] invoke_syscall+0x98/0x2b8 [ 93.244516][ T6069] el0_svc_common+0x138/0x258 [ 93.245325][ T6069] do_el0_svc+0x58/0x14c [ 93.245998][ T6069] el0_svc+0x78/0x1e0 [ 93.246615][ T6069] el0t_64_sync_handler+0xcc/0xe4 [ 93.247371][ T6069] el0t_64_sync+0x1a0/0x1a4 [ 93.262055][ T6069] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 93.263944][ T6069] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 93.289906][ T6074] loop4: detected capacity change from 0 to 32768 [ 93.301517][ T6061] syz.1.127 (6061): drop_caches: 2 [ 93.317192][ T6074] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 93.318601][ T6074] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 93.321115][ T6074] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 93.326936][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 93.327980][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 93.358796][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 30ms [ 93.359914][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 93.360715][ T6074] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 93.364410][ T6074] syz.4.130 (6074): drop_caches: 2 [ 93.378742][ T6069] syz.2.129 (6069): drop_caches: 2 [ 93.481926][ T6093] loop0: detected capacity change from 0 to 32768 [ 93.499715][ T6093] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 93.501161][ T6093] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 93.512997][ T6093] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 93.518736][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 93.519894][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 93.546535][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 26ms [ 93.547843][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 93.548703][ T6093] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 93.553222][ T6093] syz.0.131 (6093): drop_caches: 2 [ 93.634436][ T6101] loop3: detected capacity change from 0 to 32768 [ 93.647966][ T6104] loop1: detected capacity change from 0 to 32768 [ 93.688562][ T6101] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 93.689963][ T6101] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 93.690743][ T6110] loop2: detected capacity change from 0 to 32768 [ 93.691229][ T6104] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 93.693354][ T6104] CPU: 0 PID: 6104 Comm: syz.1.133 Tainted: G B syzkaller #0 [ 93.694713][ T6104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 93.696349][ T6104] Call trace: [ 93.696866][ T6104] dump_backtrace+0x0/0x43c [ 93.697580][ T6104] show_stack+0x2c/0x3c [ 93.698228][ T6104] __dump_stack+0x30/0x40 [ 93.698973][ T6104] dump_stack_lvl+0xf8/0x160 [ 93.699712][ T6104] dump_stack+0x1c/0x5c [ 93.700370][ T6104] sysfs_create_dir_ns+0x22c/0x24c [ 93.701192][ T6104] kobject_add_internal+0x590/0xc54 [ 93.701993][ T6104] kobject_init_and_add+0x118/0x17c [ 93.702858][ T6104] gfs2_sys_fs_add+0x1dc/0x3d8 [ 93.703595][ T6104] gfs2_fill_super+0xdac/0x19e0 [ 93.704373][ T6104] get_tree_bdev+0x358/0x544 [ 93.705116][ T6104] gfs2_get_tree+0x54/0x1b4 [ 93.705860][ T6104] vfs_get_tree+0x90/0x274 [ 93.706644][ T6104] do_new_mount+0x228/0x810 [ 93.707301][ T6104] path_mount+0x5b4/0x1000 [ 93.707989][ T6104] __arm64_sys_mount+0x514/0x5e4 [ 93.708770][ T6104] invoke_syscall+0x98/0x2b8 [ 93.709580][ T6104] el0_svc_common+0x138/0x258 [ 93.710366][ T6104] do_el0_svc+0x58/0x14c [ 93.711056][ T6104] el0_svc+0x78/0x1e0 [ 93.711759][ T6104] el0t_64_sync_handler+0xcc/0xe4 [ 93.712562][ T6104] el0t_64_sync+0x1a0/0x1a4 [ 93.722652][ T6101] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 93.724349][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 93.725408][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 93.746461][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 21ms [ 93.752964][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 93.753852][ T6101] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 93.755970][ T6110] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 93.757183][ T6110] CPU: 1 PID: 6110 Comm: syz.2.135 Tainted: G B syzkaller #0 [ 93.758565][ T6110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 93.759681][ T6101] syz.3.132 (6101): drop_caches: 2 [ 93.760173][ T6110] Call trace: [ 93.761541][ T6110] dump_backtrace+0x0/0x43c [ 93.762302][ T6110] show_stack+0x2c/0x3c [ 93.762959][ T6110] __dump_stack+0x30/0x40 [ 93.763595][ T6110] dump_stack_lvl+0xf8/0x160 [ 93.764319][ T6110] dump_stack+0x1c/0x5c [ 93.764988][ T6110] sysfs_create_dir_ns+0x22c/0x24c [ 93.765780][ T6110] kobject_add_internal+0x590/0xc54 [ 93.766655][ T6110] kobject_init_and_add+0x118/0x17c [ 93.767533][ T6110] gfs2_sys_fs_add+0x1dc/0x3d8 [ 93.768371][ T6110] gfs2_fill_super+0xdac/0x19e0 [ 93.769191][ T6110] get_tree_bdev+0x358/0x544 [ 93.769939][ T6110] gfs2_get_tree+0x54/0x1b4 [ 93.770692][ T6110] vfs_get_tree+0x90/0x274 [ 93.771384][ T6110] do_new_mount+0x228/0x810 [ 93.772101][ T6110] path_mount+0x5b4/0x1000 [ 93.772377][ T6104] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 93.772793][ T6110] __arm64_sys_mount+0x514/0x5e4 [ 93.774721][ T6104] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 93.775476][ T6110] invoke_syscall+0x98/0x2b8 [ 93.777234][ T6110] el0_svc_common+0x138/0x258 [ 93.777980][ T6110] do_el0_svc+0x58/0x14c [ 93.778623][ T6110] el0_svc+0x78/0x1e0 [ 93.779248][ T6110] el0t_64_sync_handler+0xcc/0xe4 [ 93.780103][ T6110] el0t_64_sync+0x1a0/0x1a4 [ 93.806524][ T6110] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 93.808607][ T6110] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 93.814824][ T6114] loop4: detected capacity change from 0 to 32768 [ 93.820998][ T6114] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 93.822257][ T6114] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 93.825467][ T6114] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 93.829717][ T6110] syz.2.135 (6110): drop_caches: 2 [ 93.829802][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 93.831614][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 93.853804][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 22ms [ 93.855154][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 93.855953][ T6114] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 93.859849][ T6114] syz.4.134 (6114): drop_caches: 2 [ 93.923889][ T6104] syz.1.133 (6104): drop_caches: 2 [ 93.973608][ T6127] loop0: detected capacity change from 0 to 32768 [ 94.037502][ T6127] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 94.038897][ T6127] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 94.042167][ T6127] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 94.043405][ T6140] loop2: detected capacity change from 0 to 32768 [ 94.047566][ T4214] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 94.048655][ T4214] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 94.076071][ T4214] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 94.077466][ T4214] gfs2: fsid=syz:syz.0: jid=0: Done [ 94.078298][ T6127] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 94.085511][ T6127] syz.0.136 (6127): drop_caches: 2 [ 94.087472][ T6140] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 94.088725][ T6140] CPU: 1 PID: 6140 Comm: syz.2.138 Tainted: G B syzkaller #0 [ 94.090094][ T6140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 94.091713][ T6140] Call trace: [ 94.092224][ T6140] dump_backtrace+0x0/0x43c [ 94.092924][ T6140] show_stack+0x2c/0x3c [ 94.093541][ T6140] __dump_stack+0x30/0x40 [ 94.094182][ T6140] dump_stack_lvl+0xf8/0x160 [ 94.094951][ T6140] dump_stack+0x1c/0x5c [ 94.095657][ T6140] sysfs_create_dir_ns+0x22c/0x24c [ 94.096459][ T6140] kobject_add_internal+0x590/0xc54 [ 94.097371][ T6140] kobject_init_and_add+0x118/0x17c [ 94.098281][ T6140] gfs2_sys_fs_add+0x1dc/0x3d8 [ 94.099110][ T6140] gfs2_fill_super+0xdac/0x19e0 [ 94.099894][ T6140] get_tree_bdev+0x358/0x544 [ 94.100736][ T6140] gfs2_get_tree+0x54/0x1b4 [ 94.101468][ T6140] vfs_get_tree+0x90/0x274 [ 94.102209][ T6140] do_new_mount+0x228/0x810 [ 94.102944][ T6140] path_mount+0x5b4/0x1000 [ 94.103676][ T6140] __arm64_sys_mount+0x514/0x5e4 [ 94.104519][ T6140] invoke_syscall+0x98/0x2b8 [ 94.105306][ T6140] el0_svc_common+0x138/0x258 [ 94.106012][ T6140] do_el0_svc+0x58/0x14c [ 94.106665][ T6140] el0_svc+0x78/0x1e0 [ 94.107298][ T6140] el0t_64_sync_handler+0xcc/0xe4 [ 94.108112][ T6140] el0t_64_sync+0x1a0/0x1a4 [ 94.179715][ T6140] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 94.183334][ T6137] loop3: detected capacity change from 0 to 32768 [ 94.189596][ T6140] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 94.192689][ T6144] loop4: detected capacity change from 0 to 32768 [ 94.217215][ T6137] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 94.218574][ T6137] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 94.226191][ T6137] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 94.229866][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 94.230912][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 94.238165][ T6144] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 94.239382][ T6144] CPU: 0 PID: 6144 Comm: syz.4.139 Tainted: G B syzkaller #0 [ 94.240712][ T6144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 94.242254][ T6144] Call trace: [ 94.242754][ T6144] dump_backtrace+0x0/0x43c [ 94.243440][ T6144] show_stack+0x2c/0x3c [ 94.244079][ T6144] __dump_stack+0x30/0x40 [ 94.244813][ T6144] dump_stack_lvl+0xf8/0x160 [ 94.245268][ T6150] loop1: detected capacity change from 0 to 32768 [ 94.245551][ T6144] dump_stack+0x1c/0x5c [ 94.247231][ T6144] sysfs_create_dir_ns+0x22c/0x24c [ 94.248121][ T6144] kobject_add_internal+0x590/0xc54 [ 94.248956][ T6144] kobject_init_and_add+0x118/0x17c [ 94.249820][ T6144] gfs2_sys_fs_add+0x1dc/0x3d8 [ 94.250661][ T6144] gfs2_fill_super+0xdac/0x19e0 [ 94.251483][ T6144] get_tree_bdev+0x358/0x544 [ 94.252270][ T6144] gfs2_get_tree+0x54/0x1b4 [ 94.253056][ T6144] vfs_get_tree+0x90/0x274 [ 94.253794][ T6144] do_new_mount+0x228/0x810 [ 94.254507][ T6144] path_mount+0x5b4/0x1000 [ 94.255188][ T6144] __arm64_sys_mount+0x514/0x5e4 [ 94.256059][ T6144] invoke_syscall+0x98/0x2b8 [ 94.256846][ T6144] el0_svc_common+0x138/0x258 [ 94.257588][ T6144] do_el0_svc+0x58/0x14c [ 94.258356][ T6144] el0_svc+0x78/0x1e0 [ 94.258935][ T6144] el0t_64_sync_handler+0xcc/0xe4 [ 94.259723][ T6144] el0t_64_sync+0x1a0/0x1a4 [ 94.272604][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 41ms [ 94.273899][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 94.274643][ T6137] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 94.278864][ T6137] syz.3.137 (6137): drop_caches: 2 [ 94.293687][ T6150] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 94.295018][ T6150] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 94.297462][ T6150] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 94.298490][ T6144] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 94.299061][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 94.300587][ T6144] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 94.301630][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 94.309171][ T6140] syz.2.138 (6140): drop_caches: 2 [ 94.317164][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 15ms [ 94.318360][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 94.325776][ T6144] syz.4.139 (6144): drop_caches: 2 [ 94.326612][ T6150] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 94.340541][ T6150] syz.1.140 (6150): drop_caches: 2 [ 94.451990][ T6159] loop0: detected capacity change from 0 to 32768 [ 94.477200][ T6163] loop2: detected capacity change from 0 to 32768 [ 94.528570][ T6163] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 94.529828][ T6163] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 94.532394][ T6163] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 94.533953][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 94.535120][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 94.557239][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 22ms [ 94.559080][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 94.560151][ T6159] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 94.561333][ T6159] CPU: 1 PID: 6159 Comm: syz.0.141 Tainted: G B syzkaller #0 [ 94.562793][ T6159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 94.564398][ T6159] Call trace: [ 94.564911][ T6159] dump_backtrace+0x0/0x43c [ 94.565600][ T6159] show_stack+0x2c/0x3c [ 94.566307][ T6159] __dump_stack+0x30/0x40 [ 94.567015][ T6159] dump_stack_lvl+0xf8/0x160 [ 94.567780][ T6159] dump_stack+0x1c/0x5c [ 94.568491][ T6159] sysfs_create_dir_ns+0x22c/0x24c [ 94.569335][ T6159] kobject_add_internal+0x590/0xc54 [ 94.570155][ T6159] kobject_init_and_add+0x118/0x17c [ 94.570972][ T6159] gfs2_sys_fs_add+0x1dc/0x3d8 [ 94.571785][ T6159] gfs2_fill_super+0xdac/0x19e0 [ 94.572597][ T6159] get_tree_bdev+0x358/0x544 [ 94.573297][ T6159] gfs2_get_tree+0x54/0x1b4 [ 94.574035][ T6159] vfs_get_tree+0x90/0x274 [ 94.574716][ T6159] do_new_mount+0x228/0x810 [ 94.575399][ T6159] path_mount+0x5b4/0x1000 [ 94.576049][ T6159] __arm64_sys_mount+0x514/0x5e4 [ 94.576790][ T6159] invoke_syscall+0x98/0x2b8 [ 94.577529][ T6159] el0_svc_common+0x138/0x258 [ 94.578216][ T6159] do_el0_svc+0x58/0x14c [ 94.578836][ T6159] el0_svc+0x78/0x1e0 [ 94.579427][ T6159] el0t_64_sync_handler+0xcc/0xe4 [ 94.580182][ T6159] el0t_64_sync+0x1a0/0x1a4 [ 94.591665][ T6163] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 94.595892][ T6163] syz.2.143 (6163): drop_caches: 2 [ 94.600283][ T6161] loop3: detected capacity change from 0 to 32768 [ 94.605954][ T6161] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 94.612132][ T6159] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 94.613519][ T6161] CPU: 0 PID: 6161 Comm: syz.3.142 Tainted: G B syzkaller #0 [ 94.615655][ T6161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 94.617174][ T6161] Call trace: [ 94.617699][ T6161] dump_backtrace+0x0/0x43c [ 94.618379][ T6161] show_stack+0x2c/0x3c [ 94.618989][ T6161] __dump_stack+0x30/0x40 [ 94.619685][ T6161] dump_stack_lvl+0xf8/0x160 [ 94.620328][ T6161] dump_stack+0x1c/0x5c [ 94.621040][ T6161] sysfs_create_dir_ns+0x22c/0x24c [ 94.621882][ T6161] kobject_add_internal+0x590/0xc54 [ 94.622668][ T6161] kobject_init_and_add+0x118/0x17c [ 94.623518][ T6161] gfs2_sys_fs_add+0x1dc/0x3d8 [ 94.624290][ T6161] gfs2_fill_super+0xdac/0x19e0 [ 94.624999][ T6161] get_tree_bdev+0x358/0x544 [ 94.625731][ T6161] gfs2_get_tree+0x54/0x1b4 [ 94.626419][ T6159] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 94.626473][ T6161] vfs_get_tree+0x90/0x274 [ 94.628074][ T6159] syz.0.141 (6159): drop_caches: 2 [ 94.628198][ T6161] do_new_mount+0x228/0x810 [ 94.629695][ T6161] path_mount+0x5b4/0x1000 [ 94.630414][ T6161] __arm64_sys_mount+0x514/0x5e4 [ 94.631188][ T6161] invoke_syscall+0x98/0x2b8 [ 94.631960][ T6161] el0_svc_common+0x138/0x258 [ 94.632656][ T6161] do_el0_svc+0x58/0x14c [ 94.633302][ T6161] el0_svc+0x78/0x1e0 [ 94.633919][ T6161] el0t_64_sync_handler+0xcc/0xe4 [ 94.634670][ T6161] el0t_64_sync+0x1a0/0x1a4 [ 94.644967][ T6166] loop1: detected capacity change from 0 to 32768 [ 94.652364][ T6167] loop4: detected capacity change from 0 to 32768 [ 94.661481][ T6161] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 94.664094][ T6161] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 94.667091][ T6161] syz.3.142 (6161): drop_caches: 2 [ 94.667491][ T6166] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 94.669311][ T6166] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 94.681673][ T6166] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 94.683302][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 94.684276][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 94.696904][ T6167] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 94.698089][ T6167] CPU: 0 PID: 6167 Comm: syz.4.144 Tainted: G B syzkaller #0 [ 94.699503][ T6167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 94.701052][ T6167] Call trace: [ 94.701563][ T6167] dump_backtrace+0x0/0x43c [ 94.702252][ T6167] show_stack+0x2c/0x3c [ 94.702880][ T6167] __dump_stack+0x30/0x40 [ 94.703633][ T6167] dump_stack_lvl+0xf8/0x160 [ 94.704360][ T6167] dump_stack+0x1c/0x5c [ 94.705048][ T6167] sysfs_create_dir_ns+0x22c/0x24c [ 94.705891][ T6167] kobject_add_internal+0x590/0xc54 [ 94.706746][ T6167] kobject_init_and_add+0x118/0x17c [ 94.707607][ T6167] gfs2_sys_fs_add+0x1dc/0x3d8 [ 94.708433][ T6167] gfs2_fill_super+0xdac/0x19e0 [ 94.709268][ T6167] get_tree_bdev+0x358/0x544 [ 94.710042][ T6167] gfs2_get_tree+0x54/0x1b4 [ 94.710846][ T6167] vfs_get_tree+0x90/0x274 [ 94.711614][ T6167] do_new_mount+0x228/0x810 [ 94.712374][ T6167] path_mount+0x5b4/0x1000 [ 94.713136][ T6167] __arm64_sys_mount+0x514/0x5e4 [ 94.713969][ T6167] invoke_syscall+0x98/0x2b8 [ 94.714754][ T6167] el0_svc_common+0x138/0x258 [ 94.715485][ T6167] do_el0_svc+0x58/0x14c [ 94.716144][ T6167] el0_svc+0x78/0x1e0 [ 94.716755][ T6167] el0t_64_sync_handler+0xcc/0xe4 [ 94.717516][ T6167] el0t_64_sync+0x1a0/0x1a4 [ 94.732651][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 48ms [ 94.733862][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 94.734676][ T6166] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 94.739332][ T6166] syz.1.145 (6166): drop_caches: 2 [ 94.750898][ T6167] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 94.752983][ T6167] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 94.871014][ T6171] loop0: detected capacity change from 0 to 32768 [ 94.909658][ T6171] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 94.911090][ T6171] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 94.912733][ T6167] syz.4.144 (6167): drop_caches: 2 [ 94.913297][ T6171] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 94.917959][ T6169] loop2: detected capacity change from 0 to 32768 [ 94.922279][ T4214] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 94.923381][ T4214] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 94.945648][ T4214] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 22ms [ 94.947024][ T4214] gfs2: fsid=syz:syz.0: jid=0: Done [ 94.947844][ T6171] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 94.951767][ T6171] syz.0.147 (6171): drop_caches: 2 [ 94.971245][ T6169] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 94.972620][ T6169] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 94.974890][ T6169] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 94.975896][ T6173] loop3: detected capacity change from 0 to 32768 [ 94.979248][ T4214] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 94.980283][ T4214] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.010141][ T4214] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 29ms [ 95.011401][ T4214] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.012162][ T6169] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.015302][ T6175] loop1: detected capacity change from 0 to 32768 [ 95.015598][ T6169] syz.2.146 (6169): drop_caches: 2 [ 95.017401][ T6173] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 95.018550][ T6173] CPU: 0 PID: 6173 Comm: syz.3.148 Tainted: G B syzkaller #0 [ 95.019988][ T6173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 95.021656][ T6173] Call trace: [ 95.022199][ T6173] dump_backtrace+0x0/0x43c [ 95.022940][ T6173] show_stack+0x2c/0x3c [ 95.023578][ T6173] __dump_stack+0x30/0x40 [ 95.024257][ T6173] dump_stack_lvl+0xf8/0x160 [ 95.025017][ T6173] dump_stack+0x1c/0x5c [ 95.025679][ T6173] sysfs_create_dir_ns+0x22c/0x24c [ 95.026547][ T6173] kobject_add_internal+0x590/0xc54 [ 95.027447][ T6173] kobject_init_and_add+0x118/0x17c [ 95.028312][ T6173] gfs2_sys_fs_add+0x1dc/0x3d8 [ 95.029096][ T6173] gfs2_fill_super+0xdac/0x19e0 [ 95.029872][ T6173] get_tree_bdev+0x358/0x544 [ 95.030620][ T6173] gfs2_get_tree+0x54/0x1b4 [ 95.031282][ T6173] vfs_get_tree+0x90/0x274 [ 95.031970][ T6173] do_new_mount+0x228/0x810 [ 95.032692][ T6173] path_mount+0x5b4/0x1000 [ 95.033371][ T6173] __arm64_sys_mount+0x514/0x5e4 [ 95.034147][ T6173] invoke_syscall+0x98/0x2b8 [ 95.034854][ T6173] el0_svc_common+0x138/0x258 [ 95.035553][ T6173] do_el0_svc+0x58/0x14c [ 95.036239][ T6173] el0_svc+0x78/0x1e0 [ 95.036902][ T6173] el0t_64_sync_handler+0xcc/0xe4 [ 95.037692][ T6173] el0t_64_sync+0x1a0/0x1a4 [ 95.096432][ T6173] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 95.098434][ T6173] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 95.116507][ T6173] syz.3.148 (6173): drop_caches: 2 [ 95.128674][ T6175] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.129968][ T6175] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.133594][ T6175] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.135781][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.136870][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.164064][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 95.165362][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.166156][ T6175] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.171788][ T6175] syz.1.149 (6175): drop_caches: 2 [ 95.220166][ T6179] loop0: detected capacity change from 0 to 32768 [ 95.230424][ T6177] loop4: detected capacity change from 0 to 32768 [ 95.237205][ T6179] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 95.237275][ T6177] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.238396][ T6179] CPU: 1 PID: 6179 Comm: syz.0.151 Tainted: G B syzkaller #0 [ 95.239642][ T6177] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.240885][ T6179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 95.243493][ T6179] Call trace: [ 95.243996][ T6179] dump_backtrace+0x0/0x43c [ 95.244661][ T6179] show_stack+0x2c/0x3c [ 95.245262][ T6179] __dump_stack+0x30/0x40 [ 95.245925][ T6179] dump_stack_lvl+0xf8/0x160 [ 95.246639][ T6179] dump_stack+0x1c/0x5c [ 95.247315][ T6179] sysfs_create_dir_ns+0x22c/0x24c [ 95.248167][ T6179] kobject_add_internal+0x590/0xc54 [ 95.249029][ T6179] kobject_init_and_add+0x118/0x17c [ 95.249910][ T6179] gfs2_sys_fs_add+0x1dc/0x3d8 [ 95.250693][ T6179] gfs2_fill_super+0xdac/0x19e0 [ 95.251455][ T6179] get_tree_bdev+0x358/0x544 [ 95.252139][ T6179] gfs2_get_tree+0x54/0x1b4 [ 95.252889][ T6179] vfs_get_tree+0x90/0x274 [ 95.253668][ T6179] do_new_mount+0x228/0x810 [ 95.254407][ T6179] path_mount+0x5b4/0x1000 [ 95.255099][ T6179] __arm64_sys_mount+0x514/0x5e4 [ 95.255852][ T6179] invoke_syscall+0x98/0x2b8 [ 95.256560][ T6179] el0_svc_common+0x138/0x258 [ 95.257315][ T6179] do_el0_svc+0x58/0x14c [ 95.258037][ T6179] el0_svc+0x78/0x1e0 [ 95.258680][ T6179] el0t_64_sync_handler+0xcc/0xe4 [ 95.259516][ T6179] el0t_64_sync+0x1a0/0x1a4 [ 95.263410][ T6177] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.268633][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.269686][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.291574][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 21ms [ 95.292884][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.293729][ T6177] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.297875][ T6177] syz.4.150 (6177): drop_caches: 2 [ 95.305834][ T6179] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 95.311116][ T6179] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 95.312839][ T6179] syz.0.151 (6179): drop_caches: 2 [ 95.335478][ T6181] loop2: detected capacity change from 0 to 32768 [ 95.377212][ T6181] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.378669][ T6181] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.381241][ T6181] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.388468][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.389590][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.413677][ T6183] loop3: detected capacity change from 0 to 32768 [ 95.419066][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 29ms [ 95.422575][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.423507][ T6181] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.429101][ T6181] syz.2.152 (6181): drop_caches: 2 [ 95.468500][ T6183] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.469774][ T6183] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.472042][ T6183] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.475945][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.477066][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.491011][ T6185] loop1: detected capacity change from 0 to 32768 [ 95.508473][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 31ms [ 95.509780][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.510559][ T6183] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.514281][ T6183] syz.3.153 (6183): drop_caches: 2 [ 95.558851][ T6187] loop4: detected capacity change from 0 to 32768 [ 95.581122][ T6185] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.582505][ T6185] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.584729][ T6185] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.586330][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.587385][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.610413][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 23ms [ 95.611738][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.612628][ T6185] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.616332][ T6185] syz.1.154 (6185): drop_caches: 2 [ 95.623550][ T6189] loop0: detected capacity change from 0 to 32768 [ 95.637587][ T6187] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.639044][ T6187] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.641311][ T6187] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.643088][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.644205][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.665303][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 21ms [ 95.668375][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.669289][ T6187] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.673454][ T6187] syz.4.155 (6187): drop_caches: 2 [ 95.677754][ T6189] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 95.678954][ T6189] CPU: 0 PID: 6189 Comm: syz.0.156 Tainted: G B syzkaller #0 [ 95.680329][ T6189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 95.681963][ T6189] Call trace: [ 95.682511][ T6189] dump_backtrace+0x0/0x43c [ 95.683217][ T6189] show_stack+0x2c/0x3c [ 95.683809][ T6189] __dump_stack+0x30/0x40 [ 95.684477][ T6189] dump_stack_lvl+0xf8/0x160 [ 95.685172][ T6189] dump_stack+0x1c/0x5c [ 95.685803][ T6189] sysfs_create_dir_ns+0x22c/0x24c [ 95.686509][ T6189] kobject_add_internal+0x590/0xc54 [ 95.687239][ T6189] kobject_init_and_add+0x118/0x17c [ 95.687980][ T6189] gfs2_sys_fs_add+0x1dc/0x3d8 [ 95.688654][ T6189] gfs2_fill_super+0xdac/0x19e0 [ 95.689396][ T6189] get_tree_bdev+0x358/0x544 [ 95.690037][ T6189] gfs2_get_tree+0x54/0x1b4 [ 95.690806][ T6189] vfs_get_tree+0x90/0x274 [ 95.691581][ T6189] do_new_mount+0x228/0x810 [ 95.692325][ T6189] path_mount+0x5b4/0x1000 [ 95.693092][ T6189] __arm64_sys_mount+0x514/0x5e4 [ 95.693939][ T6189] invoke_syscall+0x98/0x2b8 [ 95.694738][ T6189] el0_svc_common+0x138/0x258 [ 95.695542][ T6189] do_el0_svc+0x58/0x14c [ 95.696281][ T6189] el0_svc+0x78/0x1e0 [ 95.696960][ T6189] el0t_64_sync_handler+0xcc/0xe4 [ 95.697805][ T6189] el0t_64_sync+0x1a0/0x1a4 [ 95.729837][ T6189] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 95.731785][ T6189] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 95.743906][ T6189] syz.0.156 (6189): drop_caches: 2 [ 95.840329][ T6193] loop3: detected capacity change from 0 to 32768 [ 95.843554][ T6191] loop2: detected capacity change from 0 to 32768 [ 95.870923][ T6195] loop1: detected capacity change from 0 to 32768 [ 95.877067][ T6193] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.878386][ T6193] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.880799][ T6193] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.882306][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.883344][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.888388][ T6191] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 95.889498][ T6191] CPU: 1 PID: 6191 Comm: syz.2.157 Tainted: G B syzkaller #0 [ 95.890924][ T6191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 95.892394][ T6191] Call trace: [ 95.892828][ T6191] dump_backtrace+0x0/0x43c [ 95.893527][ T6191] show_stack+0x2c/0x3c [ 95.894172][ T6191] __dump_stack+0x30/0x40 [ 95.894764][ T6191] dump_stack_lvl+0xf8/0x160 [ 95.895399][ T6191] dump_stack+0x1c/0x5c [ 95.895970][ T6191] sysfs_create_dir_ns+0x22c/0x24c [ 95.896746][ T6191] kobject_add_internal+0x590/0xc54 [ 95.897536][ T6191] kobject_init_and_add+0x118/0x17c [ 95.898285][ T6191] gfs2_sys_fs_add+0x1dc/0x3d8 [ 95.899002][ T6191] gfs2_fill_super+0xdac/0x19e0 [ 95.899704][ T6191] get_tree_bdev+0x358/0x544 [ 95.900377][ T6191] gfs2_get_tree+0x54/0x1b4 [ 95.901013][ T6191] vfs_get_tree+0x90/0x274 [ 95.901631][ T6191] do_new_mount+0x228/0x810 [ 95.902306][ T6191] path_mount+0x5b4/0x1000 [ 95.903013][ T6191] __arm64_sys_mount+0x514/0x5e4 [ 95.903822][ T6191] invoke_syscall+0x98/0x2b8 [ 95.904627][ T6191] el0_svc_common+0x138/0x258 [ 95.905429][ T6191] do_el0_svc+0x58/0x14c [ 95.905824][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 22ms [ 95.906132][ T6191] el0_svc+0x78/0x1e0 [ 95.907894][ T6191] el0t_64_sync_handler+0xcc/0xe4 [ 95.908760][ T6191] el0t_64_sync+0x1a0/0x1a4 [ 95.909465][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.910300][ T6193] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.916212][ T6193] syz.3.158 (6193): drop_caches: 2 [ 95.934083][ T6195] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 95.935370][ T6195] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 95.939542][ T6195] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 95.941419][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 95.942458][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 95.950164][ T6191] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 95.952919][ T6191] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 95.958530][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 16ms [ 95.959751][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 95.960551][ T6195] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 95.963871][ T6195] syz.1.159 (6195): drop_caches: 2 [ 95.966019][ T6191] syz.2.157 (6191): drop_caches: 2 [ 96.033105][ T6197] loop0: detected capacity change from 0 to 32768 [ 96.049357][ T6197] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.050671][ T6197] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.057773][ T6197] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.063106][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.064173][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.087156][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 22ms [ 96.088639][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.089999][ T6197] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.094199][ T6197] syz.0.161 (6197): drop_caches: 2 [ 96.125757][ T6199] loop4: detected capacity change from 0 to 32768 [ 96.162002][ T6201] loop3: detected capacity change from 0 to 32768 [ 96.168836][ T6199] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.170514][ T6199] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.173002][ T6199] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.174748][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.175863][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.191962][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 16ms [ 96.193287][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.194055][ T6199] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.197744][ T6199] syz.4.160 (6199): drop_caches: 2 [ 96.228847][ T6201] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.230139][ T6201] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.232194][ T6201] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.233866][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.234921][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.258862][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 23ms [ 96.260070][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.260839][ T6201] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.264120][ T6201] syz.3.162 (6201): drop_caches: 2 [ 96.290716][ T6203] loop2: detected capacity change from 0 to 32768 [ 96.305585][ T6205] loop1: detected capacity change from 0 to 32768 [ 96.312794][ T6203] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.314093][ T6203] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.316226][ T6203] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.325236][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.326320][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.346441][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 20ms [ 96.347664][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.348439][ T6203] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.351943][ T6203] syz.2.164 (6203): drop_caches: 2 [ 96.387172][ T6205] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.388514][ T6205] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.390641][ T6205] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.392303][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.393414][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.413396][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 19ms [ 96.414556][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.415359][ T6205] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.420009][ T6205] syz.1.163 (6205): drop_caches: 2 [ 96.439009][ T6207] loop0: detected capacity change from 0 to 32768 [ 96.468472][ T6207] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.469845][ T6207] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.471332][ T6209] loop4: detected capacity change from 0 to 32768 [ 96.478246][ T6207] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.479994][ T4156] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.481069][ T4156] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.501418][ T4156] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 20ms [ 96.502757][ T4156] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.503617][ T6207] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.515594][ T6207] syz.0.165 (6207): drop_caches: 2 [ 96.517080][ T6209] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 96.518153][ T6209] CPU: 0 PID: 6209 Comm: syz.4.166 Tainted: G B syzkaller #0 [ 96.519592][ T6209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 96.521289][ T6209] Call trace: [ 96.521850][ T6209] dump_backtrace+0x0/0x43c [ 96.522562][ T6209] show_stack+0x2c/0x3c [ 96.523258][ T6209] __dump_stack+0x30/0x40 [ 96.523922][ T6209] dump_stack_lvl+0xf8/0x160 [ 96.524628][ T6209] dump_stack+0x1c/0x5c [ 96.525230][ T6209] sysfs_create_dir_ns+0x22c/0x24c [ 96.526133][ T6209] kobject_add_internal+0x590/0xc54 [ 96.527014][ T6209] kobject_init_and_add+0x118/0x17c [ 96.527879][ T6209] gfs2_sys_fs_add+0x1dc/0x3d8 [ 96.528712][ T6209] gfs2_fill_super+0xdac/0x19e0 [ 96.529507][ T6209] get_tree_bdev+0x358/0x544 [ 96.530324][ T6209] gfs2_get_tree+0x54/0x1b4 [ 96.531093][ T6209] vfs_get_tree+0x90/0x274 [ 96.531772][ T6209] do_new_mount+0x228/0x810 [ 96.532490][ T6209] path_mount+0x5b4/0x1000 [ 96.533185][ T6209] __arm64_sys_mount+0x514/0x5e4 [ 96.533969][ T6209] invoke_syscall+0x98/0x2b8 [ 96.534713][ T6209] el0_svc_common+0x138/0x258 [ 96.535523][ T6209] do_el0_svc+0x58/0x14c [ 96.536224][ T6209] el0_svc+0x78/0x1e0 [ 96.536845][ T6209] el0t_64_sync_handler+0xcc/0xe4 [ 96.537662][ T6209] el0t_64_sync+0x1a0/0x1a4 [ 96.555109][ T6209] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 96.557446][ T6209] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 96.578647][ T6209] syz.4.166 (6209): drop_caches: 2 [ 96.666335][ T6213] loop2: detected capacity change from 0 to 32768 [ 96.673875][ T6211] loop3: detected capacity change from 0 to 32768 [ 96.698116][ T6213] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.699533][ T6213] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.702084][ T6213] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.703774][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.704893][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.726518][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 21ms [ 96.727660][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.728486][ T6213] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.731832][ T6211] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 96.732031][ T6215] loop1: detected capacity change from 0 to 32768 [ 96.732903][ T6211] CPU: 1 PID: 6211 Comm: syz.3.167 Tainted: G B syzkaller #0 [ 96.735131][ T6211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 96.736717][ T6211] Call trace: [ 96.737238][ T6211] dump_backtrace+0x0/0x43c [ 96.737986][ T6211] show_stack+0x2c/0x3c [ 96.738651][ T6211] __dump_stack+0x30/0x40 [ 96.739354][ T6211] dump_stack_lvl+0xf8/0x160 [ 96.740050][ T6211] dump_stack+0x1c/0x5c [ 96.740676][ T6211] sysfs_create_dir_ns+0x22c/0x24c [ 96.741474][ T6211] kobject_add_internal+0x590/0xc54 [ 96.742413][ T6211] kobject_init_and_add+0x118/0x17c [ 96.743262][ T6211] gfs2_sys_fs_add+0x1dc/0x3d8 [ 96.744046][ T6211] gfs2_fill_super+0xdac/0x19e0 [ 96.744789][ T6211] get_tree_bdev+0x358/0x544 [ 96.745555][ T6211] gfs2_get_tree+0x54/0x1b4 [ 96.746235][ T6211] vfs_get_tree+0x90/0x274 [ 96.746994][ T6211] do_new_mount+0x228/0x810 [ 96.747775][ T6211] path_mount+0x5b4/0x1000 [ 96.748498][ T6211] __arm64_sys_mount+0x514/0x5e4 [ 96.749272][ T6211] invoke_syscall+0x98/0x2b8 [ 96.750056][ T6211] el0_svc_common+0x138/0x258 [ 96.750839][ T6211] do_el0_svc+0x58/0x14c [ 96.751550][ T6211] el0_svc+0x78/0x1e0 [ 96.752141][ T6211] el0t_64_sync_handler+0xcc/0xe4 [ 96.752907][ T6211] el0t_64_sync+0x1a0/0x1a4 [ 96.756922][ T6213] syz.2.168 (6213): drop_caches: 2 [ 96.777299][ T6215] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.778505][ T6215] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.780697][ T6215] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.782335][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.783365][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.796422][ T6211] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 96.798488][ T6211] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 96.806739][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 23ms 1970/01/01 00:01:36 executed programs: 166 [ 96.810335][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.811190][ T6215] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.814384][ T6215] syz.1.169 (6215): drop_caches: 2 [ 96.818008][ T6211] syz.3.167 (6211): drop_caches: 2 [ 96.889371][ T6217] loop0: detected capacity change from 0 to 32768 [ 96.900727][ T6219] loop4: detected capacity change from 0 to 32768 [ 96.908688][ T6219] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 96.909955][ T6219] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 96.917445][ T6219] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 96.919159][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 96.920170][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 96.936955][ T6217] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 96.938203][ T6217] CPU: 1 PID: 6217 Comm: syz.0.170 Tainted: G B syzkaller #0 [ 96.938616][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 18ms [ 96.939638][ T6217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 96.939649][ T6217] Call trace: [ 96.940902][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 96.942448][ T6217] dump_backtrace+0x0/0x43c [ 96.942992][ T6219] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 96.943796][ T6217] show_stack+0x2c/0x3c [ 96.943809][ T6217] __dump_stack+0x30/0x40 [ 96.946934][ T6217] dump_stack_lvl+0xf8/0x160 [ 96.947671][ T6217] dump_stack+0x1c/0x5c [ 96.948309][ T6217] sysfs_create_dir_ns+0x22c/0x24c [ 96.949147][ T6217] kobject_add_internal+0x590/0xc54 [ 96.949980][ T6217] kobject_init_and_add+0x118/0x17c [ 96.950775][ T6217] gfs2_sys_fs_add+0x1dc/0x3d8 [ 96.951542][ T6217] gfs2_fill_super+0xdac/0x19e0 [ 96.952294][ T6217] get_tree_bdev+0x358/0x544 [ 96.952960][ T6217] gfs2_get_tree+0x54/0x1b4 [ 96.953660][ T6217] vfs_get_tree+0x90/0x274 [ 96.954386][ T6217] do_new_mount+0x228/0x810 [ 96.955100][ T6217] path_mount+0x5b4/0x1000 [ 96.955829][ T6217] __arm64_sys_mount+0x514/0x5e4 [ 96.956617][ T6217] invoke_syscall+0x98/0x2b8 [ 96.957299][ T6217] el0_svc_common+0x138/0x258 [ 96.958042][ T6217] do_el0_svc+0x58/0x14c [ 96.958711][ T6217] el0_svc+0x78/0x1e0 [ 96.959378][ T6217] el0t_64_sync_handler+0xcc/0xe4 [ 96.960147][ T6217] el0t_64_sync+0x1a0/0x1a4 [ 96.969478][ T6219] syz.4.171 (6219): drop_caches: 2 [ 96.988241][ T6217] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 96.990463][ T6217] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 96.992813][ T6217] syz.0.170 (6217): drop_caches: 2 [ 97.049028][ T6221] loop2: detected capacity change from 0 to 32768 [ 97.070659][ T6225] loop3: detected capacity change from 0 to 32768 [ 97.077230][ T6221] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.078436][ T6221] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.080645][ T6221] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.082259][ T4214] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.083300][ T4214] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.095646][ T6225] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 97.098239][ T6225] CPU: 1 PID: 6225 Comm: syz.3.174 Tainted: G B syzkaller #0 [ 97.099596][ T6225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 97.101326][ T6225] Call trace: [ 97.101828][ T6225] dump_backtrace+0x0/0x43c [ 97.102634][ T6225] show_stack+0x2c/0x3c [ 97.103343][ T6225] __dump_stack+0x30/0x40 [ 97.103990][ T6225] dump_stack_lvl+0xf8/0x160 [ 97.104630][ T6225] dump_stack+0x1c/0x5c [ 97.105290][ T6225] sysfs_create_dir_ns+0x22c/0x24c [ 97.106087][ T6225] kobject_add_internal+0x590/0xc54 [ 97.106871][ T6225] kobject_init_and_add+0x118/0x17c [ 97.107774][ T6225] gfs2_sys_fs_add+0x1dc/0x3d8 [ 97.108598][ T6225] gfs2_fill_super+0xdac/0x19e0 [ 97.109416][ T6225] get_tree_bdev+0x358/0x544 [ 97.110207][ T6225] gfs2_get_tree+0x54/0x1b4 [ 97.111009][ T6225] vfs_get_tree+0x90/0x274 [ 97.111683][ T6225] do_new_mount+0x228/0x810 [ 97.112394][ T6225] path_mount+0x5b4/0x1000 [ 97.113082][ T6225] __arm64_sys_mount+0x514/0x5e4 [ 97.113848][ T6225] invoke_syscall+0x98/0x2b8 [ 97.114560][ T6225] el0_svc_common+0x138/0x258 [ 97.115287][ T6225] do_el0_svc+0x58/0x14c [ 97.115975][ T6225] el0_svc+0x78/0x1e0 [ 97.116621][ T6225] el0t_64_sync_handler+0xcc/0xe4 [ 97.117385][ T6225] el0t_64_sync+0x1a0/0x1a4 [ 97.127351][ T4214] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 97.128735][ T4214] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.129626][ T6221] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.133435][ T6221] syz.2.172 (6221): drop_caches: 2 [ 97.144371][ T6223] loop1: detected capacity change from 0 to 32768 [ 97.147876][ T6225] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 97.149989][ T6225] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 97.197863][ T6223] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.199093][ T6223] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.201180][ T6223] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.202866][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.204028][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.232591][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 28ms [ 97.233839][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.234678][ T6223] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.238832][ T6223] syz.1.173 (6223): drop_caches: 2 [ 97.239096][ T6225] syz.3.174 (6225): drop_caches: 2 [ 97.301899][ T6227] loop0: detected capacity change from 0 to 32768 [ 97.327605][ T6227] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.328906][ T6227] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.331107][ T6227] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.332736][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.333833][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.356479][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 22ms [ 97.357663][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.358537][ T6227] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.362410][ T6227] syz.0.176 (6227): drop_caches: 2 [ 97.388229][ T6229] loop4: detected capacity change from 0 to 32768 [ 97.427217][ T6229] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.428500][ T6229] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.430685][ T6229] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.440006][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.441063][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.461293][ T6231] loop2: detected capacity change from 0 to 32768 [ 97.469948][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 28ms [ 97.471278][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.472043][ T6229] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.475729][ T6229] syz.4.175 (6229): drop_caches: 2 [ 97.507518][ T6231] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.508804][ T6231] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.517997][ T6231] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.529382][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.530460][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.533703][ T6235] loop3: detected capacity change from 0 to 32768 [ 97.558679][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 28ms [ 97.559829][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.560624][ T6231] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.564575][ T6231] syz.2.177 (6231): drop_caches: 2 [ 97.580032][ T6233] loop1: detected capacity change from 0 to 32768 [ 97.618180][ T6233] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.618765][ T6235] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 97.619452][ T6233] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.620645][ T6235] CPU: 1 PID: 6235 Comm: syz.3.179 Tainted: G B syzkaller #0 [ 97.623215][ T6235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 97.624932][ T6235] Call trace: [ 97.625472][ T6235] dump_backtrace+0x0/0x43c [ 97.625725][ T6237] loop0: detected capacity change from 0 to 32768 [ 97.626218][ T6235] show_stack+0x2c/0x3c [ 97.626232][ T6235] __dump_stack+0x30/0x40 [ 97.628505][ T6235] dump_stack_lvl+0xf8/0x160 [ 97.629284][ T6235] dump_stack+0x1c/0x5c [ 97.629970][ T6235] sysfs_create_dir_ns+0x22c/0x24c [ 97.630856][ T6235] kobject_add_internal+0x590/0xc54 [ 97.631738][ T6235] kobject_init_and_add+0x118/0x17c [ 97.632563][ T6235] gfs2_sys_fs_add+0x1dc/0x3d8 [ 97.633342][ T6235] gfs2_fill_super+0xdac/0x19e0 [ 97.634123][ T6235] get_tree_bdev+0x358/0x544 [ 97.634864][ T6235] gfs2_get_tree+0x54/0x1b4 [ 97.635618][ T6235] vfs_get_tree+0x90/0x274 [ 97.636321][ T6235] do_new_mount+0x228/0x810 [ 97.637079][ T6235] path_mount+0x5b4/0x1000 [ 97.637806][ T6235] __arm64_sys_mount+0x514/0x5e4 [ 97.638611][ T6235] invoke_syscall+0x98/0x2b8 [ 97.639381][ T6235] el0_svc_common+0x138/0x258 [ 97.640185][ T6235] do_el0_svc+0x58/0x14c [ 97.640874][ T6235] el0_svc+0x78/0x1e0 [ 97.641507][ T6235] el0t_64_sync_handler+0xcc/0xe4 [ 97.642361][ T6235] el0t_64_sync+0x1a0/0x1a4 [ 97.658049][ T6233] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.664218][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.665244][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.668921][ T6237] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 97.670113][ T6237] CPU: 0 PID: 6237 Comm: syz.0.180 Tainted: G B syzkaller #0 [ 97.671511][ T6237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 97.673127][ T6237] Call trace: [ 97.673605][ T6235] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 97.675586][ T6237] dump_backtrace+0x0/0x43c [ 97.675592][ T6235] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 97.675602][ T6237] show_stack+0x2c/0x3c [ 97.677839][ T6235] syz.3.179 (6235): drop_caches: 2 [ 97.677873][ T6237] __dump_stack+0x30/0x40 [ 97.679377][ T6237] dump_stack_lvl+0xf8/0x160 [ 97.680166][ T6237] dump_stack+0x1c/0x5c [ 97.680866][ T6237] sysfs_create_dir_ns+0x22c/0x24c [ 97.681654][ T6237] kobject_add_internal+0x590/0xc54 [ 97.682488][ T6237] kobject_init_and_add+0x118/0x17c [ 97.683314][ T6237] gfs2_sys_fs_add+0x1dc/0x3d8 [ 97.684042][ T6237] gfs2_fill_super+0xdac/0x19e0 [ 97.684857][ T6237] get_tree_bdev+0x358/0x544 [ 97.685600][ T6237] gfs2_get_tree+0x54/0x1b4 [ 97.686326][ T6237] vfs_get_tree+0x90/0x274 [ 97.687073][ T6237] do_new_mount+0x228/0x810 [ 97.687844][ T6237] path_mount+0x5b4/0x1000 [ 97.688578][ T6237] __arm64_sys_mount+0x514/0x5e4 [ 97.689397][ T6237] invoke_syscall+0x98/0x2b8 [ 97.690155][ T6237] el0_svc_common+0x138/0x258 [ 97.690951][ T6237] do_el0_svc+0x58/0x14c [ 97.691677][ T6237] el0_svc+0x78/0x1e0 [ 97.692299][ T6237] el0t_64_sync_handler+0xcc/0xe4 [ 97.693119][ T6237] el0t_64_sync+0x1a0/0x1a4 [ 97.714559][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 49ms [ 97.715796][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.717732][ T6233] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.721392][ T6233] syz.1.178 (6233): drop_caches: 2 [ 97.766507][ T6237] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 97.769410][ T6239] loop4: detected capacity change from 0 to 32768 [ 97.776674][ T6237] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 97.787308][ T6237] syz.0.180 (6237): drop_caches: 2 [ 97.825686][ T6239] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.827114][ T6239] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.829232][ T6239] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.831029][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.832151][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.852491][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 20ms [ 97.853843][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.854734][ T6239] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.864430][ T6239] syz.4.181 (6239): drop_caches: 2 [ 97.936582][ T6241] loop2: detected capacity change from 0 to 32768 [ 97.944369][ T6241] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 97.945649][ T6241] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 97.953923][ T6241] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 97.968322][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 97.969409][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 97.972669][ T6243] loop3: detected capacity change from 0 to 32768 [ 97.981379][ T6245] loop1: detected capacity change from 0 to 32768 [ 97.988522][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 19ms [ 97.989766][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 97.990534][ T6241] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 97.994314][ T6241] syz.2.182 (6241): drop_caches: 2 [ 98.015619][ T6245] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 98.016998][ T6245] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 98.018225][ T6243] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 98.019406][ T6243] CPU: 0 PID: 6243 Comm: syz.3.183 Tainted: G B syzkaller #0 [ 98.020836][ T6243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 98.022478][ T6243] Call trace: [ 98.022991][ T6243] dump_backtrace+0x0/0x43c [ 98.023752][ T6243] show_stack+0x2c/0x3c [ 98.024353][ T6243] __dump_stack+0x30/0x40 [ 98.025026][ T6243] dump_stack_lvl+0xf8/0x160 [ 98.025761][ T6243] dump_stack+0x1c/0x5c [ 98.026428][ T6243] sysfs_create_dir_ns+0x22c/0x24c [ 98.027258][ T6243] kobject_add_internal+0x590/0xc54 [ 98.028118][ T6243] kobject_init_and_add+0x118/0x17c [ 98.028921][ T6243] gfs2_sys_fs_add+0x1dc/0x3d8 [ 98.029638][ T6243] gfs2_fill_super+0xdac/0x19e0 [ 98.030440][ T6243] get_tree_bdev+0x358/0x544 [ 98.031144][ T6243] gfs2_get_tree+0x54/0x1b4 [ 98.031877][ T6243] vfs_get_tree+0x90/0x274 [ 98.032616][ T6243] do_new_mount+0x228/0x810 [ 98.033314][ T6243] path_mount+0x5b4/0x1000 [ 98.034010][ T6243] __arm64_sys_mount+0x514/0x5e4 [ 98.034841][ T6243] invoke_syscall+0x98/0x2b8 [ 98.035624][ T6243] el0_svc_common+0x138/0x258 [ 98.036351][ T6243] do_el0_svc+0x58/0x14c [ 98.036987][ T6243] el0_svc+0x78/0x1e0 [ 98.037611][ T6243] el0t_64_sync_handler+0xcc/0xe4 [ 98.038432][ T6243] el0t_64_sync+0x1a0/0x1a4 [ 98.041527][ T6245] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 98.044414][ T4152] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 98.045533][ T4152] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 98.062219][ T4152] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 16ms [ 98.063636][ T4152] gfs2: fsid=syz:syz.0: jid=0: Done [ 98.064433][ T6245] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 98.071426][ T6245] syz.1.184 (6245): drop_caches: 2 [ 98.073415][ T6243] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 98.076179][ T6243] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 98.081618][ T6243] syz.3.183 (6243): drop_caches: 2 [ 98.201903][ T6249] loop4: detected capacity change from 0 to 32768 [ 98.219845][ T6247] loop0: detected capacity change from 0 to 32768 [ 98.247317][ T6249] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 98.248576][ T6249] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 98.250989][ T6249] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 98.254943][ T4876] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 98.256020][ T4876] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 98.257701][ T6247] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 98.258878][ T6247] CPU: 1 PID: 6247 Comm: syz.0.185 Tainted: G B syzkaller #0 [ 98.260320][ T6247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 98.261898][ T6247] Call trace: [ 98.262453][ T6247] dump_backtrace+0x0/0x43c [ 98.263234][ T6247] show_stack+0x2c/0x3c [ 98.263921][ T6247] __dump_stack+0x30/0x40 [ 98.264674][ T6247] dump_stack_lvl+0xf8/0x160 [ 98.265428][ T6247] dump_stack+0x1c/0x5c [ 98.266128][ T6247] sysfs_create_dir_ns+0x22c/0x24c [ 98.266934][ T6247] kobject_add_internal+0x590/0xc54 [ 98.267797][ T6247] kobject_init_and_add+0x118/0x17c [ 98.268615][ T6247] gfs2_sys_fs_add+0x1dc/0x3d8 [ 98.269470][ T6247] gfs2_fill_super+0xdac/0x19e0 [ 98.270313][ T6247] get_tree_bdev+0x358/0x544 [ 98.271075][ T6247] gfs2_get_tree+0x54/0x1b4 [ 98.271800][ T6247] vfs_get_tree+0x90/0x274 [ 98.272494][ T6247] do_new_mount+0x228/0x810 [ 98.273203][ T6247] path_mount+0x5b4/0x1000 [ 98.273912][ T6247] __arm64_sys_mount+0x514/0x5e4 [ 98.274755][ T6247] invoke_syscall+0x98/0x2b8 [ 98.275560][ T6247] el0_svc_common+0x138/0x258 [ 98.276381][ T6247] do_el0_svc+0x58/0x14c [ 98.277072][ T6247] el0_svc+0x78/0x1e0 [ 98.277669][ T6247] el0t_64_sync_handler+0xcc/0xe4 [ 98.278406][ T6247] el0t_64_sync+0x1a0/0x1a4 [ 98.296735][ T4876] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 98.298026][ T4876] gfs2: fsid=syz:syz.0: jid=0: Done [ 98.298799][ T6249] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 98.302569][ T6249] syz.4.186 (6249): drop_caches: 2 [ 98.308245][ T6251] loop2: detected capacity change from 0 to 32768 [ 98.316530][ T6247] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 98.318612][ T6247] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 98.321537][ T6247] syz.0.185 (6247): drop_caches: 2 [ 98.348502][ T6251] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 98.349815][ T6251] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 98.352397][ T6251] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 98.359576][ T6254] loop1: detected capacity change from 0 to 32768 [ 98.368401][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 98.369521][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 98.391943][ T6255] loop3: detected capacity change from 0 to 32768 [ 98.396939][ T21] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 98.397122][ T6254] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 98.398185][ T21] gfs2: fsid=syz:syz.0: jid=0: Done [ 98.399275][ T6254] CPU: 0 PID: 6254 Comm: syz.1.188 Tainted: G B syzkaller #0 [ 98.400072][ T6251] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 98.401326][ T6254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 98.404112][ T6254] Call trace: [ 98.404618][ T6254] dump_backtrace+0x0/0x43c [ 98.405340][ T6254] show_stack+0x2c/0x3c [ 98.406013][ T6254] __dump_stack+0x30/0x40 [ 98.406715][ T6254] dump_stack_lvl+0xf8/0x160 [ 98.407489][ T6254] dump_stack+0x1c/0x5c [ 98.408175][ T6254] sysfs_create_dir_ns+0x22c/0x24c [ 98.408983][ T6254] kobject_add_internal+0x590/0xc54 [ 98.409812][ T6254] kobject_init_and_add+0x118/0x17c [ 98.410668][ T6254] gfs2_sys_fs_add+0x1dc/0x3d8 [ 98.411456][ T6254] gfs2_fill_super+0xdac/0x19e0 [ 98.412268][ T6254] get_tree_bdev+0x358/0x544 [ 98.413044][ T6254] gfs2_get_tree+0x54/0x1b4 [ 98.413765][ T6254] vfs_get_tree+0x90/0x274 [ 98.414485][ T6254] do_new_mount+0x228/0x810 [ 98.415257][ T6254] path_mount+0x5b4/0x1000 [ 98.416015][ T6254] __arm64_sys_mount+0x514/0x5e4 [ 98.416838][ T6254] invoke_syscall+0x98/0x2b8 [ 98.417531][ T6254] el0_svc_common+0x138/0x258 [ 98.418247][ T6254] do_el0_svc+0x58/0x14c [ 98.418916][ T6254] el0_svc+0x78/0x1e0 [ 98.419547][ T6254] el0t_64_sync_handler+0xcc/0xe4 [ 98.420372][ T6254] el0t_64_sync+0x1a0/0x1a4 [ 98.428266][ T6251] syz.2.187 (6251): drop_caches: 2 [ 98.437205][ T6255] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 98.438679][ T6255] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 98.445365][ T6255] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 98.448829][ T21] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 98.449957][ T21] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...