Warning: Permanently added '10.128.0.38' (ED25519) to the list of known hosts. 1970/01/01 00:00:57 parsed 1 programs [ 58.934157][ T4452] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 61.761603][ T1663] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.762849][ T1663] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.764831][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 61.791199][ T1663] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.792402][ T1663] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.797164][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 62.210471][ T4499] chnl_net:caif_netlink_parms(): no params data found [ 62.228465][ T4499] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.229692][ T4499] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.231267][ T4499] device bridge_slave_0 entered promiscuous mode [ 62.234032][ T4499] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.235129][ T4499] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.236692][ T4499] device bridge_slave_1 entered promiscuous mode [ 62.244786][ T4499] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.247298][ T4499] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.255865][ T4499] team0: Port device team_slave_0 added [ 62.259180][ T4499] team0: Port device team_slave_1 added [ 62.266137][ T4499] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.267219][ T4499] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 62.270869][ T4499] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.273461][ T4499] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.274503][ T4499] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 62.278142][ T4499] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.334127][ T4499] device hsr_slave_0 entered promiscuous mode [ 62.373200][ T4499] device hsr_slave_1 entered promiscuous mode [ 62.469430][ T4499] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.505167][ T4499] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.545744][ T4499] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.634119][ T4499] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.680960][ T4499] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.682045][ T4499] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.683313][ T4499] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.684310][ T4499] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.703341][ T4499] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.708073][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.710113][ T1663] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.711613][ T1663] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.716661][ T4499] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.719685][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.721161][ T1663] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.722247][ T1663] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.735236][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.737032][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.738101][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.740202][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.741967][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.744211][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.746000][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.749181][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.752186][ T4499] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.796541][ T4499] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.803995][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.805311][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.806511][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.808947][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.816466][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.817801][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.819438][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.820793][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.824724][ T4499] device veth0_vlan entered promiscuous mode [ 62.828586][ T4499] device veth1_vlan entered promiscuous mode [ 62.836576][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.838088][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.839539][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.841045][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.845292][ T4499] device veth0_macvtap entered promiscuous mode [ 62.847650][ T4499] device veth1_macvtap entered promiscuous mode [ 62.853639][ T4499] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.854884][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.856301][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 62.857688][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.859241][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.862256][ T4499] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.864015][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.865545][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.868894][ T4499] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.870198][ T4499] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.871441][ T4499] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.872728][ T4499] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:02 executed programs: 0 [ 63.209860][ T4534] chnl_net:caif_netlink_parms(): no params data found [ 63.503169][ T4541] chnl_net:caif_netlink_parms(): no params data found [ 63.532104][ T4549] chnl_net:caif_netlink_parms(): no params data found [ 63.546007][ T349] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.565610][ T4543] chnl_net:caif_netlink_parms(): no params data found [ 63.567581][ T4537] chnl_net:caif_netlink_parms(): no params data found [ 63.572017][ T4534] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.575131][ T4534] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.576687][ T4534] device bridge_slave_0 entered promiscuous mode [ 63.589409][ T4534] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.590575][ T4534] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.592062][ T4534] device bridge_slave_1 entered promiscuous mode [ 63.605470][ T4549] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.606640][ T4549] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.608056][ T4549] device bridge_slave_0 entered promiscuous mode [ 63.616034][ T4541] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.617115][ T4541] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.618484][ T4541] device bridge_slave_0 entered promiscuous mode [ 63.621539][ T4541] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.622651][ T4541] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.624724][ T4541] device bridge_slave_1 entered promiscuous mode [ 63.627675][ T4549] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.628716][ T4549] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.630218][ T4549] device bridge_slave_1 entered promiscuous mode [ 63.636304][ T4534] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.639328][ T4534] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.662538][ T4534] team0: Port device team_slave_0 added [ 63.669669][ T4537] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.670835][ T4537] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.672252][ T4537] device bridge_slave_0 entered promiscuous mode [ 63.687991][ T4534] team0: Port device team_slave_1 added [ 63.689918][ T4541] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.691442][ T4537] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.692548][ T4537] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.694640][ T4537] device bridge_slave_1 entered promiscuous mode [ 63.699875][ T4549] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.701380][ T4543] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.702517][ T4543] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.704157][ T4543] device bridge_slave_0 entered promiscuous mode [ 63.709634][ T4541] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.720951][ T4549] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.722459][ T4543] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.724087][ T4543] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.725636][ T4543] device bridge_slave_1 entered promiscuous mode [ 63.740121][ T4537] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.742630][ T4537] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.749596][ T4534] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.750649][ T4534] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.754998][ T4534] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.758002][ T4541] team0: Port device team_slave_0 added [ 63.760060][ T4549] team0: Port device team_slave_0 added [ 63.762024][ T4549] team0: Port device team_slave_1 added [ 63.773803][ T4543] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.775659][ T4534] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.776773][ T4534] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.780666][ T4534] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.784444][ T4543] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.786480][ T4541] team0: Port device team_slave_1 added [ 63.816600][ T4537] team0: Port device team_slave_0 added [ 63.822913][ T4543] team0: Port device team_slave_0 added [ 63.827032][ T4549] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.828061][ T4549] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.831751][ T4549] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.834547][ T4549] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.835620][ T4549] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.839664][ T4549] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.845193][ T4537] team0: Port device team_slave_1 added [ 63.852250][ T4543] team0: Port device team_slave_1 added [ 63.859398][ T4543] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.860446][ T4543] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.864673][ T4543] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.866771][ T4541] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.867894][ T4541] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.871690][ T4541] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.874243][ T4541] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.875345][ T4541] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.879145][ T4541] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.924314][ T4534] device hsr_slave_0 entered promiscuous mode [ 63.983510][ T4534] device hsr_slave_1 entered promiscuous mode [ 64.023538][ T4534] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.024774][ T4534] Cannot create hsr debugfs directory [ 64.029702][ T4543] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.030654][ T4543] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.034556][ T4543] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.036684][ T4537] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.037764][ T4537] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.041472][ T4537] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.048009][ T4537] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.049027][ T4537] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 64.052654][ T4537] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.114130][ T4549] device hsr_slave_0 entered promiscuous mode [ 64.153328][ T4549] device hsr_slave_1 entered promiscuous mode [ 64.203117][ T4549] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.204269][ T4549] Cannot create hsr debugfs directory [ 64.264275][ T4541] device hsr_slave_0 entered promiscuous mode [ 64.303287][ T4541] device hsr_slave_1 entered promiscuous mode [ 64.343373][ T4541] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.344540][ T4541] Cannot create hsr debugfs directory [ 64.394128][ T4537] device hsr_slave_0 entered promiscuous mode [ 64.453251][ T4537] device hsr_slave_1 entered promiscuous mode [ 64.493037][ T4537] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.494199][ T4537] Cannot create hsr debugfs directory [ 64.554253][ T4543] device hsr_slave_0 entered promiscuous mode [ 64.593331][ T4543] device hsr_slave_1 entered promiscuous mode [ 64.633107][ T4543] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.634308][ T4543] Cannot create hsr debugfs directory [ 65.053081][ T4146] Bluetooth: hci2: command 0x0409 tx timeout [ 65.054125][ T4146] Bluetooth: hci1: command 0x0409 tx timeout [ 65.133165][ T4146] Bluetooth: hci5: command 0x0409 tx timeout [ 65.134219][ T4146] Bluetooth: hci4: command 0x0409 tx timeout [ 65.135114][ T4146] Bluetooth: hci3: command 0x0409 tx timeout [ 66.215996][ T349] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.143077][ T4146] Bluetooth: hci1: command 0x041b tx timeout [ 67.144341][ T4146] Bluetooth: hci2: command 0x041b tx timeout [ 67.213292][ T4146] Bluetooth: hci3: command 0x041b tx timeout [ 67.214267][ T4146] Bluetooth: hci4: command 0x041b tx timeout [ 67.215282][ T4146] Bluetooth: hci5: command 0x041b tx timeout [ 68.677212][ T349] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.716205][ T349] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.227177][ T4145] Bluetooth: hci2: command 0x040f tx timeout [ 69.228787][ T4145] Bluetooth: hci1: command 0x040f tx timeout [ 69.303152][ T4146] Bluetooth: hci5: command 0x040f tx timeout [ 69.304259][ T4146] Bluetooth: hci4: command 0x040f tx timeout [ 69.305191][ T4146] Bluetooth: hci3: command 0x040f tx timeout [ 69.624051][ T2065] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.624888][ T21] cfg80211: failed to load regulatory.db [ 69.625223][ T2065] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.598732][ T4541] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 70.638020][ T4541] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 70.708426][ T4541] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 70.744327][ T4541] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.818024][ T4543] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.844335][ T4543] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.902718][ T4549] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 70.934341][ T4543] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.984338][ T4543] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 71.026506][ T4541] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.027978][ T4549] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 71.064443][ T4549] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 71.115625][ T4549] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 71.188565][ T4537] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 71.216278][ T4537] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 71.274414][ T4537] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 71.293158][ T4078] Bluetooth: hci1: command 0x0419 tx timeout [ 71.294244][ T4078] Bluetooth: hci2: command 0x0419 tx timeout [ 71.350532][ T4537] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 71.373167][ T4078] Bluetooth: hci3: command 0x0419 tx timeout [ 71.374339][ T4078] Bluetooth: hci4: command 0x0419 tx timeout [ 71.375302][ T4078] Bluetooth: hci5: command 0x0419 tx timeout [ 71.411261][ T4541] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.420267][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.421710][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.427098][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.428699][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.430256][ T613] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.431347][ T613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.442186][ T4541] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.448528][ T4541] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.468822][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.470322][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.471804][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.473610][ T613] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.474783][ T613] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.476173][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.477794][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.479721][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.481959][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.488085][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.489702][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.491331][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.492841][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.496152][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.497598][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.519400][ T4534] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.539089][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.540736][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.544437][ T4534] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.594336][ T4534] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.646079][ T4543] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.650940][ T4534] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.712205][ T4543] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.713855][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.715219][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.729714][ T4549] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.737737][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.739115][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.740442][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.741618][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.742878][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.749250][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.750752][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.751881][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.761631][ T4541] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.771271][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.772691][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.774764][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.787827][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.789483][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.791065][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.792361][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.800662][ T4549] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.814679][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.816331][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.817774][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.819301][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.820713][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.822305][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.824589][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.838720][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.840379][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.842025][ T613] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.843256][ T613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.848575][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.850213][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.854406][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.871949][ T4543] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.876605][ T4543] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.879603][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.881125][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.882543][ T613] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.883687][ T613] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.885688][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.887534][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.889216][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.890747][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.902572][ T4537] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.908589][ T4541] device veth0_vlan entered promiscuous mode [ 71.911861][ T4541] device veth1_vlan entered promiscuous mode [ 71.917624][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.919472][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.921024][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.922851][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.925869][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.927490][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.928965][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.941028][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.942662][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.945458][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.946952][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.949304][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.950905][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.955732][ T4537] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.956897][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.961953][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.971170][ T4541] device veth0_macvtap entered promiscuous mode [ 71.973600][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.975139][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.976664][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.981309][ T4549] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.984783][ T4549] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.993831][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.995457][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.996855][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.998234][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.000675][ T613] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.001669][ T613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.007032][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.020335][ T4537] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.021900][ T4537] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.028198][ T4541] device veth1_macvtap entered promiscuous mode [ 72.029566][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.031055][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.032475][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.035190][ T613] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.036284][ T613] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.037604][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.039102][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.041204][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.044709][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.046315][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.047885][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.050369][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.051798][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.061163][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.062691][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.072769][ T4534] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.079290][ T4541] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.080852][ T4541] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.083561][ T4541] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.088464][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.090020][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.091323][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.092930][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.114817][ T4543] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.118639][ T4541] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.120578][ T4541] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.122702][ T4541] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.126586][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.127713][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.128877][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.130490][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.136294][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.137750][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.144972][ T4534] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.154677][ T4541] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.156073][ T4541] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.157450][ T4541] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.158727][ T4541] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.210811][ T4534] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.219372][ T4534] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.244361][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.246008][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.247405][ T613] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.248415][ T613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.249660][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.251131][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.252499][ T613] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.253650][ T613] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.263867][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.269931][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.274815][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.276709][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.278199][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.279775][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.281289][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.282656][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.284897][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.286397][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.301828][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.303972][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.305279][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.325680][ T4537] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.328084][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.329276][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.330564][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.331743][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.335882][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.337144][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.342642][ T1663] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.344129][ T1663] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.348213][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 72.350364][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.358298][ T4549] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.381397][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.383695][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.385171][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.386713][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.393516][ T4543] device veth0_vlan entered promiscuous mode [ 72.422833][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.424717][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.426924][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.428411][ T613] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready 1970/01/01 00:01:12 executed programs: 10 [ 72.439981][ T4543] device veth1_vlan entered promiscuous mode [ 72.464341][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.466023][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.474037][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.475530][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.485283][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.486588][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.487937][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.489173][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.490294][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.491679][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.499805][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.501325][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.506249][ T4534] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.509041][ T4549] device veth0_vlan entered promiscuous mode [ 72.525900][ T4537] device veth0_vlan entered promiscuous mode [ 72.528508][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.530067][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.538123][ T4537] device veth1_vlan entered promiscuous mode [ 72.542409][ T4549] device veth1_vlan entered promiscuous mode [ 72.549593][ T4543] device veth0_macvtap entered promiscuous mode [ 72.551163][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.552627][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.559130][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.560679][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.562545][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.570317][ T4543] device veth1_macvtap entered promiscuous mode [ 72.604850][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.606305][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.607756][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.609158][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.610635][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.612141][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.618836][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.620285][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.621701][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.638506][ T4534] device veth0_vlan entered promiscuous mode [ 72.642011][ T4534] device veth1_vlan entered promiscuous mode [ 72.646848][ T4543] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.648410][ T4543] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.649911][ T4543] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.651472][ T4543] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.662528][ T4543] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.677047][ T4901] loop2: detected capacity change from 0 to 32768 [ 72.700461][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.701923][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.704031][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.705483][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.707100][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.709744][ T4537] device veth0_macvtap entered promiscuous mode [ 72.712342][ T4549] device veth0_macvtap entered promiscuous mode [ 72.724290][ T4537] device veth1_macvtap entered promiscuous mode [ 72.729175][ T4901] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 72.730478][ T4901] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 72.738336][ T4543] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.739898][ T4543] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.741220][ T4543] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.742736][ T4543] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.750693][ T4543] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.753531][ T4549] device veth1_macvtap entered promiscuous mode [ 72.761199][ T4543] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.762870][ T4543] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.765354][ T4543] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.766636][ T4543] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.768959][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.770600][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.771973][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.777791][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.779276][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.781112][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.787967][ T4901] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 72.839907][ T4901] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 72.845048][ T4549] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.846654][ T4549] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.850570][ T4549] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.852296][ T4549] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.855364][ T4549] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.857064][ T4549] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.859967][ T4549] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.876886][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.878350][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.879997][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.905473][ T4534] device veth0_macvtap entered promiscuous mode [ 72.908458][ T4534] device veth1_macvtap entered promiscuous mode [ 72.912357][ T4549] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.924465][ T4549] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.925966][ T4549] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.927430][ T4549] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.928875][ T4549] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.930439][ T4549] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.942566][ T4549] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.945985][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 72.947609][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.949135][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 72.950501][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.951994][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.960740][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.962273][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.964077][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.965628][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.967027][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.968743][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.970342][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 72.971921][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.979086][ T4534] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.986143][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.987708][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.989271][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.990851][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 72.992255][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 72.998578][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.000057][ T4534] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.001634][ T4534] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.004215][ T4534] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.010589][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.012132][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.018075][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.019660][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.021479][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.034247][ T4549] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.035765][ T4549] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.037012][ T4549] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.042941][ T4549] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.047374][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.048876][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.050338][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.051902][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.057552][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.059041][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.068622][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.070219][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.071647][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 73.073593][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.078330][ T4537] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.085395][ T4534] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.086710][ T4534] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.087966][ T4534] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.089267][ T4534] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.110589][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.112200][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.114142][ T1663] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.115482][ T1663] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.117736][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.171500][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.173986][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.177202][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.178768][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.180253][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.181818][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.192850][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.196824][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.207199][ T4537] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 73.208838][ T4537] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 73.211334][ T4537] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.226398][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.227949][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.239956][ T1663] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.241150][ T1663] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.277149][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.283688][ T4537] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.285043][ T4537] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.286378][ T4537] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.287570][ T4537] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.321472][ T1663] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.322712][ T1663] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.325266][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.421972][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.423365][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.425190][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.430098][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.431607][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.435729][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.547950][ T4943] loop2: detected capacity change from 0 to 32768 [ 73.560558][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.561768][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.564447][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.565802][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.567617][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.569293][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.575434][ T4943] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 73.576770][ T4943] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 73.607486][ T4943] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 73.635740][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.636988][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.639873][ T1663] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.744688][ T4943] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 73.898219][ T4958] loop4: detected capacity change from 0 to 32768 [ 73.989207][ T4958] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.990325][ T4958] CPU: 1 PID: 4958 Comm: syz.4.19 Not tainted syzkaller #0 [ 73.991331][ T4958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.992926][ T4958] Call trace: [ 73.993408][ T4958] dump_backtrace+0x0/0x43c [ 73.994127][ T4958] show_stack+0x2c/0x3c [ 73.994735][ T4958] __dump_stack+0x30/0x40 [ 73.995379][ T4958] dump_stack_lvl+0xf8/0x160 [ 73.996175][ T4958] dump_stack+0x1c/0x5c [ 73.996786][ T4958] sysfs_create_dir_ns+0x22c/0x24c [ 73.997555][ T4958] kobject_add_internal+0x590/0xc54 [ 73.998344][ T4958] kobject_init_and_add+0x118/0x17c [ 73.999100][ T4958] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.999829][ T4958] gfs2_fill_super+0xdac/0x19e0 [ 74.000560][ T4958] get_tree_bdev+0x358/0x544 [ 74.001226][ T4958] gfs2_get_tree+0x54/0x1b4 [ 74.001908][ T4958] vfs_get_tree+0x90/0x274 [ 74.002537][ T4958] do_new_mount+0x228/0x810 [ 74.003202][ T4958] path_mount+0x5b4/0x1000 [ 74.003846][ T4958] __arm64_sys_mount+0x514/0x5e4 [ 74.004626][ T4958] invoke_syscall+0x98/0x2b8 [ 74.005361][ T4958] el0_svc_common+0x138/0x258 [ 74.006051][ T4958] do_el0_svc+0x58/0x14c [ 74.006680][ T4958] el0_svc+0x78/0x1e0 [ 74.007256][ T4958] el0t_64_sync_handler+0xcc/0xe4 [ 74.008001][ T4958] el0t_64_sync+0x1a0/0x1a4 [ 74.041905][ T4963] loop3: detected capacity change from 0 to 32768 [ 74.059382][ T4958] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.071953][ T4958] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.109927][ T4963] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.111040][ T4963] CPU: 0 PID: 4963 Comm: syz.3.18 Not tainted syzkaller #0 [ 74.112205][ T4963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.113800][ T4963] Call trace: [ 74.114301][ T4963] dump_backtrace+0x0/0x43c [ 74.114983][ T4963] show_stack+0x2c/0x3c [ 74.115603][ T4963] __dump_stack+0x30/0x40 [ 74.116259][ T4963] dump_stack_lvl+0xf8/0x160 [ 74.116996][ T4963] dump_stack+0x1c/0x5c [ 74.117611][ T4963] sysfs_create_dir_ns+0x22c/0x24c [ 74.118361][ T4963] kobject_add_internal+0x590/0xc54 [ 74.119126][ T4963] kobject_init_and_add+0x118/0x17c [ 74.119898][ T4963] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.120617][ T4963] gfs2_fill_super+0xdac/0x19e0 [ 74.121336][ T4963] get_tree_bdev+0x358/0x544 [ 74.122017][ T4963] gfs2_get_tree+0x54/0x1b4 [ 74.122662][ T4963] vfs_get_tree+0x90/0x274 [ 74.123222][ T4963] do_new_mount+0x228/0x810 [ 74.123862][ T4963] path_mount+0x5b4/0x1000 [ 74.124495][ T4963] __arm64_sys_mount+0x514/0x5e4 [ 74.125201][ T4963] invoke_syscall+0x98/0x2b8 [ 74.125847][ T4963] el0_svc_common+0x138/0x258 [ 74.126530][ T4963] do_el0_svc+0x58/0x14c [ 74.127175][ T4963] el0_svc+0x78/0x1e0 [ 74.127741][ T4963] el0t_64_sync_handler+0xcc/0xe4 [ 74.128480][ T4963] el0t_64_sync+0x1a0/0x1a4 [ 74.137360][ T4970] loop0: detected capacity change from 0 to 32768 [ 74.160559][ T4970] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.162517][ T4970] CPU: 0 PID: 4970 Comm: syz.0.15 Not tainted syzkaller #0 [ 74.163596][ T4970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.165078][ T4970] Call trace: [ 74.165570][ T4970] dump_backtrace+0x0/0x43c [ 74.166278][ T4970] show_stack+0x2c/0x3c [ 74.166899][ T4970] __dump_stack+0x30/0x40 [ 74.167560][ T4970] dump_stack_lvl+0xf8/0x160 [ 74.168201][ T4970] dump_stack+0x1c/0x5c [ 74.168837][ T4970] sysfs_create_dir_ns+0x22c/0x24c [ 74.169680][ T4970] kobject_add_internal+0x590/0xc54 [ 74.170448][ T4970] kobject_init_and_add+0x118/0x17c [ 74.171209][ T4970] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.171896][ T4970] gfs2_fill_super+0xdac/0x19e0 [ 74.172633][ T4970] get_tree_bdev+0x358/0x544 [ 74.173374][ T4970] gfs2_get_tree+0x54/0x1b4 [ 74.173983][ T4970] vfs_get_tree+0x90/0x274 [ 74.174572][ T4970] do_new_mount+0x228/0x810 [ 74.175246][ T4970] path_mount+0x5b4/0x1000 [ 74.175821][ T4970] __arm64_sys_mount+0x514/0x5e4 [ 74.176539][ T4970] invoke_syscall+0x98/0x2b8 [ 74.177280][ T4970] el0_svc_common+0x138/0x258 [ 74.177966][ T4970] do_el0_svc+0x58/0x14c [ 74.178559][ T4970] el0_svc+0x78/0x1e0 [ 74.179099][ T4970] el0t_64_sync_handler+0xcc/0xe4 [ 74.179841][ T4970] el0t_64_sync+0x1a0/0x1a4 [ 74.184910][ T4963] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.193573][ T4963] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.213105][ T4974] loop1: detected capacity change from 0 to 32768 [ 74.236534][ T4970] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.238769][ T4970] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.274760][ T4974] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.275913][ T4974] CPU: 1 PID: 4974 Comm: syz.1.16 Not tainted syzkaller #0 [ 74.277046][ T4974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.278558][ T4974] Call trace: [ 74.279007][ T4974] dump_backtrace+0x0/0x43c [ 74.279712][ T4974] show_stack+0x2c/0x3c [ 74.280310][ T4974] __dump_stack+0x30/0x40 [ 74.280987][ T4974] dump_stack_lvl+0xf8/0x160 [ 74.281814][ T4974] dump_stack+0x1c/0x5c [ 74.282493][ T4974] sysfs_create_dir_ns+0x22c/0x24c [ 74.283258][ T4974] kobject_add_internal+0x590/0xc54 [ 74.284046][ T4974] kobject_init_and_add+0x118/0x17c [ 74.284882][ T4974] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.285632][ T4974] gfs2_fill_super+0xdac/0x19e0 [ 74.286407][ T4974] get_tree_bdev+0x358/0x544 [ 74.287098][ T4974] gfs2_get_tree+0x54/0x1b4 [ 74.287764][ T4974] vfs_get_tree+0x90/0x274 [ 74.288445][ T4974] do_new_mount+0x228/0x810 [ 74.289152][ T4974] path_mount+0x5b4/0x1000 [ 74.289764][ T4974] __arm64_sys_mount+0x514/0x5e4 [ 74.290507][ T4974] invoke_syscall+0x98/0x2b8 [ 74.291255][ T4974] el0_svc_common+0x138/0x258 [ 74.292086][ T4974] do_el0_svc+0x58/0x14c [ 74.292807][ T4974] el0_svc+0x78/0x1e0 [ 74.293465][ T4974] el0t_64_sync_handler+0xcc/0xe4 [ 74.294224][ T4974] el0t_64_sync+0x1a0/0x1a4 [ 74.316666][ T4974] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.318663][ T4974] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.637515][ T4970] loop0: detected capacity change from 0 to 32768 [ 74.679788][ T4970] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 74.681174][ T4970] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 74.684963][ T4970] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 74.693141][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 74.694154][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 74.756480][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 62ms [ 74.768817][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 74.769967][ T4970] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 74.806628][ T4958] loop4: detected capacity change from 0 to 32768 [ 74.854021][ T4970] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 74.864555][ T149] [ 74.864926][ T149] ====================================================== [ 74.866032][ T149] WARNING: possible circular locking dependency detected [ 74.867217][ T149] syzkaller #0 Not tainted [ 74.867976][ T149] ------------------------------------------------------ [ 74.869106][ T149] kworker/0:1H/149 is trying to acquire lock: [ 74.870029][ T149] ffff0000c125a0e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: freeze_super+0x54/0x374 [ 74.871497][ T149] [ 74.871497][ T149] but task is already holding lock: [ 74.872709][ T149] ffff80001bde7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1140 [ 74.874448][ T149] [ 74.874448][ T149] which lock already depends on the new lock. [ 74.874448][ T149] [ 74.876135][ T149] [ 74.876135][ T149] the existing dependency chain (in reverse order) is: [ 74.877451][ T149] [ 74.877451][ T149] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 74.878963][ T149] process_one_work+0x6e0/0x1140 [ 74.879740][ T149] worker_thread+0x8f4/0x101c [ 74.880565][ T149] kthread+0x374/0x454 [ 74.881314][ T149] ret_from_fork+0x10/0x20 [ 74.882210][ T149] [ 74.882210][ T149] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 74.883659][ T149] flush_workqueue+0x11c/0x1024 [ 74.884466][ T149] gfs2_gl_hash_clear+0xb8/0x2cc [ 74.885334][ T149] gfs2_put_super+0x614/0x6bc [ 74.886148][ T149] generic_shutdown_super+0x130/0x2f0 [ 74.887117][ T149] kill_block_super+0x70/0xdc [ 74.887939][ T149] gfs2_kill_sb+0xc0/0xd4 [ 74.888713][ T149] deactivate_locked_super+0xb8/0x13c [ 74.889631][ T149] deactivate_super+0xf8/0x118 [ 74.890381][ T4974] loop1: detected capacity change from 0 to 32768 [ 74.890442][ T149] cleanup_mnt+0x3a4/0x458 [ 74.892195][ T149] __cleanup_mnt+0x20/0x30 [ 74.892895][ T149] task_work_run+0x12c/0x1e0 [ 74.893644][ T149] do_notify_resume+0x24b4/0x3128 [ 74.894416][ T149] el0_svc+0xf0/0x1e0 [ 74.895069][ T149] el0t_64_sync_handler+0xcc/0xe4 [ 74.895918][ T149] el0t_64_sync+0x1a0/0x1a4 [ 74.896651][ T149] [ 74.896651][ T149] -> #0 (&type->s_umount_key#50){+.+.}-{3:3}: [ 74.897902][ T149] __lock_acquire+0x2928/0x651c [ 74.898670][ T149] lock_acquire+0x1f4/0x620 [ 74.899388][ T149] down_write+0xbc/0x12c [ 74.900032][ T149] freeze_super+0x54/0x374 [ 74.900703][ T149] freeze_go_sync+0x128/0x31c [ 74.901400][ T149] do_xmote+0x2ec/0xf90 [ 74.902084][ T149] run_queue+0x3fc/0x6c0 [ 74.902759][ T149] glock_work_func+0x208/0x458 [ 74.903465][ T149] process_one_work+0x79c/0x1140 [ 74.904244][ T149] worker_thread+0x8f4/0x101c [ 74.905011][ T149] kthread+0x374/0x454 [ 74.905692][ T149] ret_from_fork+0x10/0x20 [ 74.906459][ T149] [ 74.906459][ T149] other info that might help us debug this: [ 74.906459][ T149] [ 74.907969][ T149] Chain exists of: [ 74.907969][ T149] &type->s_umount_key#50 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 74.907969][ T149] [ 74.910374][ T149] Possible unsafe locking scenario: [ 74.910374][ T149] [ 74.911422][ T149] CPU0 CPU1 [ 74.911768][ T4995] loop2: detected capacity change from 0 to 32768 [ 74.912272][ T149] ---- ---- [ 74.914165][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 74.915171][ T149] lock((wq_completion)glock_workqueue); [ 74.916411][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 74.917717][ T149] lock(&type->s_umount_key#50); [ 74.918464][ T149] [ 74.918464][ T149] *** DEADLOCK *** [ 74.918464][ T149] [ 74.919666][ T149] 2 locks held by kworker/0:1H/149: [ 74.920474][ T149] #0: ffff0000c6756138 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x678/0x1140 [ 74.922142][ T149] #1: ffff80001bde7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1140 [ 74.923935][ T149] [ 74.923935][ T149] stack backtrace: [ 74.924857][ T149] CPU: 0 PID: 149 Comm: kworker/0:1H Not tainted syzkaller #0 [ 74.925936][ T149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.927509][ T149] Workqueue: glock_workqueue glock_work_func [ 74.928411][ T149] Call trace: [ 74.928900][ T149] dump_backtrace+0x0/0x43c [ 74.929540][ T149] show_stack+0x2c/0x3c [ 74.930213][ T149] __dump_stack+0x30/0x40 [ 74.930871][ T149] dump_stack_lvl+0xf8/0x160 [ 74.931475][ T149] dump_stack+0x1c/0x5c [ 74.932112][ T149] print_circular_bug+0x148/0x1b0 [ 74.932957][ T149] check_noncircular+0x240/0x2d4 [ 74.933659][ T149] __lock_acquire+0x2928/0x651c [ 74.934335][ T149] lock_acquire+0x1f4/0x620 [ 74.934990][ T149] down_write+0xbc/0x12c [ 74.935615][ T149] freeze_super+0x54/0x374 [ 74.936254][ T149] freeze_go_sync+0x128/0x31c [ 74.936913][ T149] do_xmote+0x2ec/0xf90 [ 74.937499][ T149] run_queue+0x3fc/0x6c0 [ 74.938117][ T149] glock_work_func+0x208/0x458 [ 74.938853][ T149] process_one_work+0x79c/0x1140 [ 74.939576][ T149] worker_thread+0x8f4/0x101c [ 74.940230][ T149] kthread+0x374/0x454 [ 74.940785][ T149] ret_from_fork+0x10/0x20 [ 74.947853][ T4958] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.948961][ T4958] CPU: 1 PID: 4958 Comm: syz.4.19 Not tainted syzkaller #0 [ 74.949027][ T4963] loop3: detected capacity change from 0 to 32768 [ 74.949971][ T4958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.952461][ T4958] Call trace: [ 74.952988][ T4958] dump_backtrace+0x0/0x43c [ 74.953665][ T4958] show_stack+0x2c/0x3c [ 74.954395][ T4958] __dump_stack+0x30/0x40 [ 74.955114][ T4958] dump_stack_lvl+0xf8/0x160 [ 74.955774][ T4958] dump_stack+0x1c/0x5c [ 74.956381][ T4958] sysfs_create_dir_ns+0x22c/0x24c [ 74.957175][ T4958] kobject_add_internal+0x590/0xc54 [ 74.957909][ T4958] kobject_init_and_add+0x118/0x17c [ 74.958836][ T4958] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.959525][ T4958] gfs2_fill_super+0xdac/0x19e0 [ 74.960267][ T4958] get_tree_bdev+0x358/0x544 [ 74.960918][ T4958] gfs2_get_tree+0x54/0x1b4 [ 74.961579][ T4958] vfs_get_tree+0x90/0x274 [ 74.962229][ T4958] do_new_mount+0x228/0x810 [ 74.963045][ T4958] path_mount+0x5b4/0x1000 [ 74.963741][ T4958] __arm64_sys_mount+0x514/0x5e4 [ 74.964490][ T4958] invoke_syscall+0x98/0x2b8 [ 74.965225][ T4958] el0_svc_common+0x138/0x258 [ 74.965901][ T4958] do_el0_svc+0x58/0x14c [ 74.966602][ T4958] el0_svc+0x78/0x1e0 [ 74.967279][ T4958] el0t_64_sync_handler+0xcc/0xe4 [ 74.968130][ T4958] el0t_64_sync+0x1a0/0x1a4 [ 74.972442][ T4995] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.973530][ T4995] CPU: 1 PID: 4995 Comm: syz.2.21 Not tainted syzkaller #0 [ 74.973677][ T4974] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.974563][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.977230][ T4995] Call trace: [ 74.977713][ T4995] dump_backtrace+0x0/0x43c [ 74.978364][ T4995] show_stack+0x2c/0x3c [ 74.978972][ T4995] __dump_stack+0x30/0x40 [ 74.979575][ T4995] dump_stack_lvl+0xf8/0x160 [ 74.980299][ T4995] dump_stack+0x1c/0x5c [ 74.980905][ T4995] sysfs_create_dir_ns+0x22c/0x24c [ 74.981589][ T4995] kobject_add_internal+0x590/0xc54 [ 74.982328][ T4995] kobject_init_and_add+0x118/0x17c [ 74.983057][ T4995] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.983755][ T4995] gfs2_fill_super+0xdac/0x19e0 [ 74.984447][ T4995] get_tree_bdev+0x358/0x544 [ 74.985280][ T4995] gfs2_get_tree+0x54/0x1b4 [ 74.986045][ T4995] vfs_get_tree+0x90/0x274 [ 74.986723][ T4995] do_new_mount+0x228/0x810 [ 74.987385][ T4995] path_mount+0x5b4/0x1000 [ 74.988063][ T4995] __arm64_sys_mount+0x514/0x5e4 [ 74.988721][ T4995] invoke_syscall+0x98/0x2b8 [ 74.989364][ T4995] el0_svc_common+0x138/0x258 [ 74.990040][ T4995] do_el0_svc+0x58/0x14c [ 74.990659][ T4995] el0_svc+0x78/0x1e0 [ 74.991189][ T4995] el0t_64_sync_handler+0xcc/0xe4 [ 74.991892][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 74.992587][ T4974] CPU: 0 PID: 4974 Comm: syz.1.16 Not tainted syzkaller #0 [ 74.993737][ T4974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.995192][ T4974] Call trace: [ 74.995709][ T4974] dump_backtrace+0x0/0x43c [ 74.996445][ T4974] show_stack+0x2c/0x3c [ 74.997090][ T4974] __dump_stack+0x30/0x40 [ 74.997835][ T4974] dump_stack_lvl+0xf8/0x160 [ 74.998551][ T4974] dump_stack+0x1c/0x5c [ 74.999239][ T4974] sysfs_create_dir_ns+0x22c/0x24c [ 75.000005][ T4974] kobject_add_internal+0x590/0xc54 [ 75.000770][ T4974] kobject_init_and_add+0x118/0x17c [ 75.001553][ T4974] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.002233][ T4974] gfs2_fill_super+0xdac/0x19e0 [ 75.002942][ T4974] get_tree_bdev+0x358/0x544 [ 75.003619][ T4974] gfs2_get_tree+0x54/0x1b4 [ 75.004366][ T4974] vfs_get_tree+0x90/0x274 [ 75.005130][ T4974] do_new_mount+0x228/0x810 [ 75.005809][ T4974] path_mount+0x5b4/0x1000 [ 75.006488][ T4974] __arm64_sys_mount+0x514/0x5e4 [ 75.007251][ T4974] invoke_syscall+0x98/0x2b8 [ 75.007907][ T4974] el0_svc_common+0x138/0x258 [ 75.008612][ T4974] do_el0_svc+0x58/0x14c [ 75.009204][ T4974] el0_svc+0x78/0x1e0 [ 75.009765][ T4974] el0t_64_sync_handler+0xcc/0xe4 [ 75.010421][ T4974] el0t_64_sync+0x1a0/0x1a4 [ 75.013543][ T4963] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.014725][ T4963] CPU: 0 PID: 4963 Comm: syz.3.18 Not tainted syzkaller #0 [ 75.015809][ T4963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.017325][ T4963] Call trace: [ 75.017815][ T4963] dump_backtrace+0x0/0x43c [ 75.018483][ T4963] show_stack+0x2c/0x3c [ 75.019142][ T4963] __dump_stack+0x30/0x40 [ 75.019811][ T4963] dump_stack_lvl+0xf8/0x160 [ 75.020448][ T4963] dump_stack+0x1c/0x5c [ 75.020981][ T4963] sysfs_create_dir_ns+0x22c/0x24c [ 75.021674][ T4963] kobject_add_internal+0x590/0xc54 [ 75.022405][ T4963] kobject_init_and_add+0x118/0x17c [ 75.023254][ T4974] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.023277][ T4963] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.025268][ T4974] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.025997][ T4963] gfs2_fill_super+0xdac/0x19e0 [ 75.026013][ T4963] get_tree_bdev+0x358/0x544 [ 75.028442][ T4963] gfs2_get_tree+0x54/0x1b4 [ 75.029120][ T4963] vfs_get_tree+0x90/0x274 [ 75.029808][ T4963] do_new_mount+0x228/0x810 [ 75.030523][ T4963] path_mount+0x5b4/0x1000 [ 75.031213][ T4963] __arm64_sys_mount+0x514/0x5e4 [ 75.031886][ T4963] invoke_syscall+0x98/0x2b8 [ 75.032543][ T4963] el0_svc_common+0x138/0x258 [ 75.033254][ T4963] do_el0_svc+0x58/0x14c [ 75.033865][ T4963] el0_svc+0x78/0x1e0 [ 75.034436][ T4963] el0t_64_sync_handler+0xcc/0xe4 [ 75.035132][ T4963] el0t_64_sync+0x1a0/0x1a4 [ 75.036264][ T4963] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.038226][ T4963] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.039417][ T4958] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.041480][ T4958] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.043429][ T4995] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.049139][ T4995] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.398738][ T4995] loop2: detected capacity change from 0 to 32768 [ 75.398785][ T5035] loop3: detected capacity change from 0 to 32768 [ 75.429809][ T5019] loop1: detected capacity change from 0 to 32768 [ 75.431363][ T5025] loop4: detected capacity change from 0 to 32768 [ 75.446121][ T4995] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.447353][ T4995] CPU: 0 PID: 4995 Comm: syz.2.21 Not tainted syzkaller #0 [ 75.448445][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.450103][ T4995] Call trace: [ 75.450563][ T4995] dump_backtrace+0x0/0x43c [ 75.451251][ T4995] show_stack+0x2c/0x3c [ 75.451935][ T4995] __dump_stack+0x30/0x40 [ 75.452583][ T4995] dump_stack_lvl+0xf8/0x160 [ 75.453309][ T4995] dump_stack+0x1c/0x5c [ 75.453947][ T4995] sysfs_create_dir_ns+0x22c/0x24c [ 75.454702][ T4995] kobject_add_internal+0x590/0xc54 [ 75.455503][ T4995] kobject_init_and_add+0x118/0x17c [ 75.456285][ T4995] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.457040][ T4995] gfs2_fill_super+0xdac/0x19e0 [ 75.457714][ T4995] get_tree_bdev+0x358/0x544 [ 75.458399][ T4995] gfs2_get_tree+0x54/0x1b4 [ 75.459047][ T4995] vfs_get_tree+0x90/0x274 [ 75.459779][ T4995] do_new_mount+0x228/0x810 [ 75.460426][ T4995] path_mount+0x5b4/0x1000 [ 75.461060][ T4995] __arm64_sys_mount+0x514/0x5e4 [ 75.461780][ T4995] invoke_syscall+0x98/0x2b8 [ 75.462525][ T4995] el0_svc_common+0x138/0x258 [ 75.463215][ T4995] do_el0_svc+0x58/0x14c [ 75.463896][ T4995] el0_svc+0x78/0x1e0 [ 75.464531][ T4995] el0t_64_sync_handler+0xcc/0xe4 [ 75.465254][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 75.469415][ T5019] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.469562][ T5035] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.470657][ T5019] CPU: 1 PID: 5019 Comm: syz.1.22 Not tainted syzkaller #0 [ 75.472951][ T5019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.474440][ T5019] Call trace: [ 75.474981][ T5019] dump_backtrace+0x0/0x43c [ 75.475703][ T5019] show_stack+0x2c/0x3c [ 75.476366][ T5019] __dump_stack+0x30/0x40 [ 75.476957][ T5019] dump_stack_lvl+0xf8/0x160 [ 75.477679][ T5019] dump_stack+0x1c/0x5c [ 75.478261][ T5019] sysfs_create_dir_ns+0x22c/0x24c [ 75.479016][ T5019] kobject_add_internal+0x590/0xc54 [ 75.479810][ T5019] kobject_init_and_add+0x118/0x17c [ 75.480594][ T5019] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.481317][ T5019] gfs2_fill_super+0xdac/0x19e0 [ 75.482066][ T5019] get_tree_bdev+0x358/0x544 [ 75.482772][ T5019] gfs2_get_tree+0x54/0x1b4 [ 75.483454][ T5019] vfs_get_tree+0x90/0x274 [ 75.484093][ T5019] do_new_mount+0x228/0x810 [ 75.484768][ T5019] path_mount+0x5b4/0x1000 [ 75.485404][ T5019] __arm64_sys_mount+0x514/0x5e4 [ 75.486128][ T5019] invoke_syscall+0x98/0x2b8 [ 75.486813][ T5019] el0_svc_common+0x138/0x258 [ 75.487494][ T5019] do_el0_svc+0x58/0x14c [ 75.488076][ T5019] el0_svc+0x78/0x1e0 [ 75.488633][ T5019] el0t_64_sync_handler+0xcc/0xe4 [ 75.489461][ T5019] el0t_64_sync+0x1a0/0x1a4 [ 75.490585][ T5025] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.492387][ T349] device hsr_slave_0 left promiscuous mode [ 75.498181][ T5025] CPU: 1 PID: 5025 Comm: syz.4.23 Not tainted syzkaller #0 [ 75.499267][ T5025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.500795][ T5025] Call trace: [ 75.501281][ T5025] dump_backtrace+0x0/0x43c [ 75.501864][ T5025] show_stack+0x2c/0x3c [ 75.502444][ T5025] __dump_stack+0x30/0x40 [ 75.503056][ T5025] dump_stack_lvl+0xf8/0x160 [ 75.503765][ T5025] dump_stack+0x1c/0x5c [ 75.504380][ T5025] sysfs_create_dir_ns+0x22c/0x24c [ 75.505148][ T5025] kobject_add_internal+0x590/0xc54 [ 75.505963][ T5025] kobject_init_and_add+0x118/0x17c [ 75.506775][ T5025] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.507501][ T5025] gfs2_fill_super+0xdac/0x19e0 [ 75.508264][ T5025] get_tree_bdev+0x358/0x544 [ 75.509022][ T5025] gfs2_get_tree+0x54/0x1b4 [ 75.509780][ T5025] vfs_get_tree+0x90/0x274 [ 75.510498][ T5025] do_new_mount+0x228/0x810 [ 75.511245][ T5025] path_mount+0x5b4/0x1000 [ 75.511974][ T5025] __arm64_sys_mount+0x514/0x5e4 [ 75.512693][ T5025] invoke_syscall+0x98/0x2b8 [ 75.513391][ T5025] el0_svc_common+0x138/0x258 [ 75.514188][ T5025] do_el0_svc+0x58/0x14c [ 75.514966][ T5025] el0_svc+0x78/0x1e0 [ 75.515666][ T5025] el0t_64_sync_handler+0xcc/0xe4 [ 75.516538][ T5025] el0t_64_sync+0x1a0/0x1a4 [ 75.517230][ T5035] CPU: 0 PID: 5035 Comm: syz.3.24 Not tainted syzkaller #0 [ 75.518332][ T5035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.519841][ T5035] Call trace: [ 75.520351][ T5035] dump_backtrace+0x0/0x43c [ 75.521006][ T5035] show_stack+0x2c/0x3c [ 75.521579][ T5035] __dump_stack+0x30/0x40 [ 75.522270][ T5035] dump_stack_lvl+0xf8/0x160 [ 75.523008][ T5035] dump_stack+0x1c/0x5c [ 75.523652][ T5035] sysfs_create_dir_ns+0x22c/0x24c [ 75.524492][ T5035] kobject_add_internal+0x590/0xc54 [ 75.525249][ T5035] kobject_init_and_add+0x118/0x17c [ 75.525970][ T5035] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.526679][ T5035] gfs2_fill_super+0xdac/0x19e0 [ 75.527400][ T5035] get_tree_bdev+0x358/0x544 [ 75.528042][ T5035] gfs2_get_tree+0x54/0x1b4 [ 75.528684][ T5035] vfs_get_tree+0x90/0x274 [ 75.529324][ T5035] do_new_mount+0x228/0x810 [ 75.529971][ T5035] path_mount+0x5b4/0x1000 [ 75.530624][ T5035] __arm64_sys_mount+0x514/0x5e4 [ 75.531354][ T5035] invoke_syscall+0x98/0x2b8 [ 75.532006][ T5035] el0_svc_common+0x138/0x258 [ 75.532657][ T5035] do_el0_svc+0x58/0x14c [ 75.533285][ T5035] el0_svc+0x78/0x1e0 [ 75.533877][ T5035] el0t_64_sync_handler+0xcc/0xe4 [ 75.534643][ T5035] el0t_64_sync+0x1a0/0x1a4 [ 75.551409][ T5019] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.553018][ T4995] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.555489][ T4995] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.558589][ T5019] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.563280][ T5025] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.565211][ T5025] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.567454][ T5035] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.570286][ T5035] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.574721][ T349] device hsr_slave_1 left promiscuous mode [ 75.653098][ T349] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.654409][ T349] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.656115][ T349] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.657221][ T349] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.658537][ T349] device bridge_slave_1 left promiscuous mode [ 75.659529][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.697637][ T349] device bridge_slave_0 left promiscuous mode [ 75.698650][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.796470][ T5035] loop3: detected capacity change from 0 to 32768 [ 75.839756][ T5035] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.840905][ T5035] CPU: 0 PID: 5035 Comm: syz.3.24 Not tainted syzkaller #0 [ 75.842000][ T5035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.843565][ T5035] Call trace: [ 75.844060][ T5035] dump_backtrace+0x0/0x43c [ 75.844722][ T5035] show_stack+0x2c/0x3c [ 75.845373][ T5035] __dump_stack+0x30/0x40 [ 75.846006][ T5035] dump_stack_lvl+0xf8/0x160 [ 75.846702][ T5035] dump_stack+0x1c/0x5c [ 75.847075][ T5025] loop4: detected capacity change from 0 to 32768 [ 75.847289][ T5035] sysfs_create_dir_ns+0x22c/0x24c [ 75.849081][ T5035] kobject_add_internal+0x590/0xc54 [ 75.849837][ T5035] kobject_init_and_add+0x118/0x17c [ 75.850577][ T5035] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.851280][ T5035] gfs2_fill_super+0xdac/0x19e0 [ 75.851917][ T5035] get_tree_bdev+0x358/0x544 [ 75.852568][ T5035] gfs2_get_tree+0x54/0x1b4 [ 75.853258][ T5035] vfs_get_tree+0x90/0x274 [ 75.853911][ T5035] do_new_mount+0x228/0x810 [ 75.854604][ T5035] path_mount+0x5b4/0x1000 [ 75.855237][ T5035] __arm64_sys_mount+0x514/0x5e4 [ 75.855760][ T5067] loop2: detected capacity change from 0 to 32768 [ 75.855975][ T5035] invoke_syscall+0x98/0x2b8 [ 75.857656][ T5035] el0_svc_common+0x138/0x258 [ 75.858382][ T5035] do_el0_svc+0x58/0x14c [ 75.858977][ T5035] el0_svc+0x78/0x1e0 [ 75.859614][ T5035] el0t_64_sync_handler+0xcc/0xe4 [ 75.860296][ T5035] el0t_64_sync+0x1a0/0x1a4 [ 75.865208][ T5019] loop1: detected capacity change from 0 to 32768 [ 75.866610][ T5035] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.868647][ T5035] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.870654][ T5025] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.871771][ T5025] CPU: 0 PID: 5025 Comm: syz.4.23 Not tainted syzkaller #0 [ 75.872907][ T5025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.874343][ T5025] Call trace: [ 75.874794][ T5025] dump_backtrace+0x0/0x43c [ 75.875591][ T5025] show_stack+0x2c/0x3c [ 75.876289][ T5025] __dump_stack+0x30/0x40 [ 75.877051][ T5025] dump_stack_lvl+0xf8/0x160 [ 75.877821][ T5025] dump_stack+0x1c/0x5c [ 75.878495][ T5025] sysfs_create_dir_ns+0x22c/0x24c [ 75.879230][ T5025] kobject_add_internal+0x590/0xc54 [ 75.880020][ T5025] kobject_init_and_add+0x118/0x17c [ 75.880751][ T5025] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.881512][ T5025] gfs2_fill_super+0xdac/0x19e0 [ 75.882211][ T5025] get_tree_bdev+0x358/0x544 [ 75.882924][ T5025] gfs2_get_tree+0x54/0x1b4 [ 75.883530][ T5025] vfs_get_tree+0x90/0x274 [ 75.884252][ T5025] do_new_mount+0x228/0x810 [ 75.884918][ T5025] path_mount+0x5b4/0x1000 [ 75.885687][ T5025] __arm64_sys_mount+0x514/0x5e4 [ 75.886448][ T5025] invoke_syscall+0x98/0x2b8 [ 75.887153][ T5025] el0_svc_common+0x138/0x258 [ 75.887824][ T5025] do_el0_svc+0x58/0x14c [ 75.888521][ T5025] el0_svc+0x78/0x1e0 [ 75.889140][ T5025] el0t_64_sync_handler+0xcc/0xe4 [ 75.889840][ T5025] el0t_64_sync+0x1a0/0x1a4 [ 75.893421][ T349] device veth1_macvtap left promiscuous mode [ 75.894418][ T349] device veth0_macvtap left promiscuous mode [ 75.894791][ T5067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.895358][ T349] device veth1_vlan left promiscuous mode [ 75.896595][ T5067] CPU: 1 PID: 5067 Comm: syz.2.25 Not tainted syzkaller #0 [ 75.897403][ T349] device veth0_vlan left promiscuous mode [ 75.898512][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.900961][ T5067] Call trace: [ 75.901461][ T5067] dump_backtrace+0x0/0x43c [ 75.902152][ T5067] show_stack+0x2c/0x3c [ 75.902738][ T5067] __dump_stack+0x30/0x40 [ 75.903354][ T5067] dump_stack_lvl+0xf8/0x160 [ 75.904051][ T5067] dump_stack+0x1c/0x5c [ 75.904588][ T5067] sysfs_create_dir_ns+0x22c/0x24c [ 75.905294][ T5067] kobject_add_internal+0x590/0xc54 [ 75.906052][ T5067] kobject_init_and_add+0x118/0x17c [ 75.906813][ T5067] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.907586][ T5067] gfs2_fill_super+0xdac/0x19e0 [ 75.908414][ T5067] get_tree_bdev+0x358/0x544 [ 75.909053][ T5067] gfs2_get_tree+0x54/0x1b4 [ 75.909725][ T5067] vfs_get_tree+0x90/0x274 [ 75.910381][ T5067] do_new_mount+0x228/0x810 [ 75.911048][ T5067] path_mount+0x5b4/0x1000 [ 75.911702][ T5067] __arm64_sys_mount+0x514/0x5e4 [ 75.912445][ T5067] invoke_syscall+0x98/0x2b8 [ 75.913084][ T5025] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.913128][ T5067] el0_svc_common+0x138/0x258 [ 75.915120][ T5025] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.915863][ T5067] do_el0_svc+0x58/0x14c [ 75.917403][ T5067] el0_svc+0x78/0x1e0 [ 75.917995][ T5067] el0t_64_sync_handler+0xcc/0xe4 [ 75.918763][ T5067] el0t_64_sync+0x1a0/0x1a4 [ 75.923781][ T5019] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.924913][ T5019] CPU: 0 PID: 5019 Comm: syz.1.22 Not tainted syzkaller #0 [ 75.925995][ T5019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.927450][ T5019] Call trace: [ 75.927926][ T5019] dump_backtrace+0x0/0x43c [ 75.928611][ T5019] show_stack+0x2c/0x3c [ 75.929213][ T5019] __dump_stack+0x30/0x40 [ 75.929820][ T5019] dump_stack_lvl+0xf8/0x160 [ 75.930441][ T5019] dump_stack+0x1c/0x5c [ 75.931063][ T5019] sysfs_create_dir_ns+0x22c/0x24c [ 75.931921][ T5019] kobject_add_internal+0x590/0xc54 [ 75.932714][ T5019] kobject_init_and_add+0x118/0x17c [ 75.933466][ T5019] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.934177][ T5019] gfs2_fill_super+0xdac/0x19e0 [ 75.934950][ T5019] get_tree_bdev+0x358/0x544 [ 75.935705][ T5019] gfs2_get_tree+0x54/0x1b4 [ 75.936397][ T5019] vfs_get_tree+0x90/0x274 [ 75.937000][ T5019] do_new_mount+0x228/0x810 [ 75.937669][ T5019] path_mount+0x5b4/0x1000 [ 75.938305][ T5019] __arm64_sys_mount+0x514/0x5e4 [ 75.938991][ T5019] invoke_syscall+0x98/0x2b8 [ 75.939735][ T5019] el0_svc_common+0x138/0x258 [ 75.940467][ T5019] do_el0_svc+0x58/0x14c [ 75.941143][ T5019] el0_svc+0x78/0x1e0 [ 75.941720][ T5019] el0t_64_sync_handler+0xcc/0xe4 [ 75.942449][ T5019] el0t_64_sync+0x1a0/0x1a4 [ 75.947055][ T5067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.949600][ T5067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.994213][ T5019] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.996091][ T5019] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.162528][ T5072] loop3: detected capacity change from 0 to 32768 [ 76.178351][ T5072] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.180171][ T5072] CPU: 0 PID: 5072 Comm: syz.3.26 Not tainted syzkaller #0 [ 76.181274][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.182701][ T5072] Call trace: [ 76.183172][ T5072] dump_backtrace+0x0/0x43c [ 76.183860][ T5072] show_stack+0x2c/0x3c [ 76.184535][ T5072] __dump_stack+0x30/0x40 [ 76.185184][ T5072] dump_stack_lvl+0xf8/0x160 [ 76.185860][ T5072] dump_stack+0x1c/0x5c [ 76.186414][ T5072] sysfs_create_dir_ns+0x22c/0x24c [ 76.187165][ T5072] kobject_add_internal+0x590/0xc54 [ 76.187919][ T5072] kobject_init_and_add+0x118/0x17c [ 76.188660][ T5072] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.189415][ T5072] gfs2_fill_super+0xdac/0x19e0 [ 76.190169][ T5072] get_tree_bdev+0x358/0x544 [ 76.190821][ T5072] gfs2_get_tree+0x54/0x1b4 [ 76.191464][ T5072] vfs_get_tree+0x90/0x274 [ 76.192090][ T5072] do_new_mount+0x228/0x810 [ 76.192606][ T5072] path_mount+0x5b4/0x1000 [ 76.193210][ T5072] __arm64_sys_mount+0x514/0x5e4 [ 76.193920][ T5072] invoke_syscall+0x98/0x2b8 [ 76.194637][ T5072] el0_svc_common+0x138/0x258 [ 76.195321][ T5072] do_el0_svc+0x58/0x14c [ 76.195933][ T5072] el0_svc+0x78/0x1e0 [ 76.196501][ T5072] el0t_64_sync_handler+0xcc/0xe4 [ 76.197169][ T5072] el0t_64_sync+0x1a0/0x1a4 [ 76.224465][ T5067] loop2: detected capacity change from 0 to 32768 [ 76.249121][ T5072] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.250949][ T5072] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.254145][ T5074] loop4: detected capacity change from 0 to 32768 [ 76.257110][ T349] team0 (unregistering): Port device team_slave_1 removed [ 76.261264][ T349] team0 (unregistering): Port device team_slave_0 removed [ 76.270151][ T5076] loop1: detected capacity change from 0 to 32768 [ 76.276012][ T349] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 76.277527][ T5074] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.278574][ T5074] CPU: 0 PID: 5074 Comm: syz.4.27 Not tainted syzkaller #0 [ 76.279712][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.281149][ T5074] Call trace: [ 76.281643][ T5074] dump_backtrace+0x0/0x43c [ 76.282291][ T5074] show_stack+0x2c/0x3c [ 76.282890][ T5074] __dump_stack+0x30/0x40 [ 76.283531][ T5074] dump_stack_lvl+0xf8/0x160 [ 76.284256][ T5074] dump_stack+0x1c/0x5c [ 76.284865][ T5074] sysfs_create_dir_ns+0x22c/0x24c [ 76.285616][ T5074] kobject_add_internal+0x590/0xc54 [ 76.286477][ T5074] kobject_init_and_add+0x118/0x17c [ 76.287270][ T5074] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.288023][ T5074] gfs2_fill_super+0xdac/0x19e0 [ 76.288797][ T5074] get_tree_bdev+0x358/0x544 [ 76.289649][ T5074] gfs2_get_tree+0x54/0x1b4 [ 76.290334][ T5074] vfs_get_tree+0x90/0x274 [ 76.291009][ T5074] do_new_mount+0x228/0x810 [ 76.291678][ T5074] path_mount+0x5b4/0x1000 [ 76.292341][ T5074] __arm64_sys_mount+0x514/0x5e4 [ 76.293054][ T5074] invoke_syscall+0x98/0x2b8 [ 76.293712][ T5074] el0_svc_common+0x138/0x258 [ 76.294392][ T5074] do_el0_svc+0x58/0x14c [ 76.294974][ T5074] el0_svc+0x78/0x1e0 [ 76.295629][ T5074] el0t_64_sync_handler+0xcc/0xe4 [ 76.296408][ T5074] el0t_64_sync+0x1a0/0x1a4 [ 76.299011][ T5067] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.300209][ T5067] CPU: 1 PID: 5067 Comm: syz.2.25 Not tainted syzkaller #0 [ 76.300464][ T5074] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.301389][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.304251][ T5074] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.305147][ T5067] Call trace: [ 76.306630][ T5067] dump_backtrace+0x0/0x43c [ 76.307345][ T5067] show_stack+0x2c/0x3c [ 76.307959][ T5067] __dump_stack+0x30/0x40 [ 76.308635][ T5067] dump_stack_lvl+0xf8/0x160 [ 76.309305][ T5067] dump_stack+0x1c/0x5c [ 76.309954][ T5067] sysfs_create_dir_ns+0x22c/0x24c [ 76.310666][ T5067] kobject_add_internal+0x590/0xc54 [ 76.311415][ T5067] kobject_init_and_add+0x118/0x17c [ 76.312191][ T5067] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.312895][ T5067] gfs2_fill_super+0xdac/0x19e0 [ 76.313632][ T5067] get_tree_bdev+0x358/0x544 [ 76.314349][ T5067] gfs2_get_tree+0x54/0x1b4 [ 76.315030][ T5067] vfs_get_tree+0x90/0x274 [ 76.315701][ T5067] do_new_mount+0x228/0x810 [ 76.316360][ T5067] path_mount+0x5b4/0x1000 [ 76.317033][ T5067] __arm64_sys_mount+0x514/0x5e4 [ 76.317801][ T5067] invoke_syscall+0x98/0x2b8 [ 76.318475][ T5067] el0_svc_common+0x138/0x258 [ 76.319166][ T5067] do_el0_svc+0x58/0x14c [ 76.320003][ T5067] el0_svc+0x78/0x1e0 [ 76.320751][ T5067] el0t_64_sync_handler+0xcc/0xe4 [ 76.321519][ T5067] el0t_64_sync+0x1a0/0x1a4 [ 76.326861][ T5067] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.328992][ T5067] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.334555][ T5076] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.335785][ T5076] CPU: 1 PID: 5076 Comm: syz.1.28 Not tainted syzkaller #0 [ 76.336801][ T5076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.338296][ T5076] Call trace: [ 76.338764][ T5076] dump_backtrace+0x0/0x43c [ 76.339391][ T5076] show_stack+0x2c/0x3c [ 76.339896][ T5076] __dump_stack+0x30/0x40 [ 76.340596][ T5076] dump_stack_lvl+0xf8/0x160 [ 76.341349][ T5076] dump_stack+0x1c/0x5c [ 76.342107][ T5076] sysfs_create_dir_ns+0x22c/0x24c [ 76.342937][ T5076] kobject_add_internal+0x590/0xc54 [ 76.343732][ T5076] kobject_init_and_add+0x118/0x17c [ 76.344537][ T5076] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.345255][ T5076] gfs2_fill_super+0xdac/0x19e0 [ 76.346029][ T5076] get_tree_bdev+0x358/0x544 [ 76.346677][ T5076] gfs2_get_tree+0x54/0x1b4 [ 76.347419][ T5076] vfs_get_tree+0x90/0x274 [ 76.348015][ T5076] do_new_mount+0x228/0x810 [ 76.348621][ T5076] path_mount+0x5b4/0x1000 [ 76.349238][ T5076] __arm64_sys_mount+0x514/0x5e4 [ 76.349949][ T5076] invoke_syscall+0x98/0x2b8 [ 76.350606][ T5076] el0_svc_common+0x138/0x258 [ 76.351331][ T5076] do_el0_svc+0x58/0x14c [ 76.352023][ T5076] el0_svc+0x78/0x1e0 [ 76.352599][ T5076] el0t_64_sync_handler+0xcc/0xe4 [ 76.353376][ T5076] el0t_64_sync+0x1a0/0x1a4 [ 76.354493][ T349] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 76.376823][ T5076] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.378781][ T5076] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.515533][ T5072] loop3: detected capacity change from 0 to 32768 [ 76.540596][ T5074] loop4: detected capacity change from 0 to 32768 [ 76.548151][ T349] bond0 (unregistering): Released all slaves [ 76.552407][ T5072] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.553543][ T5072] CPU: 0 PID: 5072 Comm: syz.3.26 Not tainted syzkaller #0 [ 76.554593][ T5072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.556030][ T5072] Call trace: [ 76.556524][ T5072] dump_backtrace+0x0/0x43c [ 76.557182][ T5072] show_stack+0x2c/0x3c [ 76.557791][ T5072] __dump_stack+0x30/0x40 [ 76.558503][ T5072] dump_stack_lvl+0xf8/0x160 [ 76.559180][ T5072] dump_stack+0x1c/0x5c [ 76.559744][ T5072] sysfs_create_dir_ns+0x22c/0x24c [ 76.560500][ T5072] kobject_add_internal+0x590/0xc54 [ 76.561215][ T5072] kobject_init_and_add+0x118/0x17c [ 76.562009][ T5072] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.562663][ T5072] gfs2_fill_super+0xdac/0x19e0 [ 76.563376][ T5072] get_tree_bdev+0x358/0x544 [ 76.564020][ T5072] gfs2_get_tree+0x54/0x1b4 [ 76.564659][ T5072] vfs_get_tree+0x90/0x274 [ 76.565379][ T5072] do_new_mount+0x228/0x810 [ 76.566053][ T5072] path_mount+0x5b4/0x1000 [ 76.566693][ T5072] __arm64_sys_mount+0x514/0x5e4 [ 76.567403][ T5072] invoke_syscall+0x98/0x2b8 [ 76.568081][ T5072] el0_svc_common+0x138/0x258 [ 76.568758][ T5072] do_el0_svc+0x58/0x14c [ 76.569447][ T5072] el0_svc+0x78/0x1e0 [ 76.570028][ T5072] el0t_64_sync_handler+0xcc/0xe4 [ 76.570762][ T5072] el0t_64_sync+0x1a0/0x1a4 [ 76.582046][ T5072] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.584326][ T5074] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.585410][ T5074] CPU: 0 PID: 5074 Comm: syz.4.27 Not tainted syzkaller #0 [ 76.586481][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.587898][ T5074] Call trace: [ 76.588402][ T5074] dump_backtrace+0x0/0x43c [ 76.589007][ T5074] show_stack+0x2c/0x3c [ 76.589560][ T5074] __dump_stack+0x30/0x40 [ 76.590180][ T5074] dump_stack_lvl+0xf8/0x160 [ 76.590806][ T5074] dump_stack+0x1c/0x5c [ 76.591369][ T5074] sysfs_create_dir_ns+0x22c/0x24c [ 76.592134][ T5074] kobject_add_internal+0x590/0xc54 [ 76.592871][ T5074] kobject_init_and_add+0x118/0x17c [ 76.593585][ T5074] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.594246][ T5074] gfs2_fill_super+0xdac/0x19e0 [ 76.594967][ T5074] get_tree_bdev+0x358/0x544 [ 76.595581][ T5074] gfs2_get_tree+0x54/0x1b4 [ 76.596269][ T5074] vfs_get_tree+0x90/0x274 [ 76.596932][ T5074] do_new_mount+0x228/0x810 [ 76.597589][ T5074] path_mount+0x5b4/0x1000 [ 76.598188][ T5074] __arm64_sys_mount+0x514/0x5e4 [ 76.598967][ T5074] invoke_syscall+0x98/0x2b8 [ 76.599746][ T5074] el0_svc_common+0x138/0x258 [ 76.600441][ T5074] do_el0_svc+0x58/0x14c [ 76.601122][ T5074] el0_svc+0x78/0x1e0 [ 76.601759][ T5074] el0t_64_sync_handler+0xcc/0xe4 [ 76.602506][ T5074] el0t_64_sync+0x1a0/0x1a4 [ 76.606052][ T5072] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.617225][ T5074] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.621735][ T5074] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.650501][ T5079] loop2: detected capacity change from 0 to 32768 [ 76.652191][ T5079] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.655258][ T5079] CPU: 0 PID: 5079 Comm: syz.2.29 Not tainted syzkaller #0 [ 76.656260][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.657716][ T5079] Call trace: [ 76.658141][ T5079] dump_backtrace+0x0/0x43c [ 76.658783][ T5079] show_stack+0x2c/0x3c [ 76.659372][ T5079] __dump_stack+0x30/0x40 [ 76.659960][ T5079] dump_stack_lvl+0xf8/0x160 [ 76.660715][ T5079] dump_stack+0x1c/0x5c [ 76.661324][ T5079] sysfs_create_dir_ns+0x22c/0x24c [ 76.662050][ T5079] kobject_add_internal+0x590/0xc54 [ 76.662782][ T5079] kobject_init_and_add+0x118/0x17c [ 76.663559][ T5079] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.664188][ T5079] gfs2_fill_super+0xdac/0x19e0 [ 76.664868][ T5079] get_tree_bdev+0x358/0x544 [ 76.665494][ T5079] gfs2_get_tree+0x54/0x1b4 [ 76.666201][ T5079] vfs_get_tree+0x90/0x274 [ 76.666808][ T5079] do_new_mount+0x228/0x810 [ 76.667472][ T5079] path_mount+0x5b4/0x1000 [ 76.668016][ T5076] loop1: detected capacity change from 0 to 32768 [ 76.668219][ T5079] __arm64_sys_mount+0x514/0x5e4 [ 76.669944][ T5079] invoke_syscall+0x98/0x2b8 [ 76.670577][ T5079] el0_svc_common+0x138/0x258 [ 76.671252][ T5079] do_el0_svc+0x58/0x14c [ 76.671905][ T5079] el0_svc+0x78/0x1e0 [ 76.672454][ T5079] el0t_64_sync_handler+0xcc/0xe4 [ 76.673075][ T5079] el0t_64_sync+0x1a0/0x1a4 [ 76.695341][ T5076] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.696375][ T5076] CPU: 1 PID: 5076 Comm: syz.1.28 Not tainted syzkaller #0 [ 76.697420][ T5076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.698968][ T5076] Call trace: [ 76.699467][ T5076] dump_backtrace+0x0/0x43c [ 76.700111][ T5076] show_stack+0x2c/0x3c [ 76.700705][ T5076] __dump_stack+0x30/0x40 [ 76.701357][ T5076] dump_stack_lvl+0xf8/0x160 [ 76.702076][ T5076] dump_stack+0x1c/0x5c [ 76.702726][ T5076] sysfs_create_dir_ns+0x22c/0x24c [ 76.703495][ T5076] kobject_add_internal+0x590/0xc54 [ 76.704271][ T5076] kobject_init_and_add+0x118/0x17c [ 76.705041][ T5076] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.705710][ T5076] gfs2_fill_super+0xdac/0x19e0 [ 76.706397][ T5076] get_tree_bdev+0x358/0x544 [ 76.707067][ T5076] gfs2_get_tree+0x54/0x1b4 [ 76.707709][ T5076] vfs_get_tree+0x90/0x274 [ 76.708400][ T5076] do_new_mount+0x228/0x810 [ 76.709098][ T5076] path_mount+0x5b4/0x1000 [ 76.709726][ T5076] __arm64_sys_mount+0x514/0x5e4 [ 76.710508][ T5076] invoke_syscall+0x98/0x2b8 [ 76.711238][ T5076] el0_svc_common+0x138/0x258 [ 76.711871][ T5076] do_el0_svc+0x58/0x14c [ 76.712515][ T5076] el0_svc+0x78/0x1e0 [ 76.713149][ T5076] el0t_64_sync_handler+0xcc/0xe4 [ 76.714010][ T5076] el0t_64_sync+0x1a0/0x1a4 [ 76.714387][ T5079] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.737392][ T5079] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.746836][ T5076] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.752359][ T5076] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.880729][ T5081] loop3: detected capacity change from 0 to 32768 [ 76.904347][ T5081] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.905495][ T5081] CPU: 1 PID: 5081 Comm: syz.3.30 Not tainted syzkaller #0 [ 76.906672][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.908132][ T5081] Call trace: [ 76.908567][ T5081] dump_backtrace+0x0/0x43c [ 76.909443][ T5081] show_stack+0x2c/0x3c [ 76.910023][ T5081] __dump_stack+0x30/0x40 [ 76.910647][ T5081] dump_stack_lvl+0xf8/0x160 [ 76.911324][ T5081] dump_stack+0x1c/0x5c [ 76.911927][ T5081] sysfs_create_dir_ns+0x22c/0x24c [ 76.912659][ T5081] kobject_add_internal+0x590/0xc54 [ 76.913520][ T5081] kobject_init_and_add+0x118/0x17c [ 76.914272][ T5081] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.915025][ T5081] gfs2_fill_super+0xdac/0x19e0 [ 76.915730][ T5081] get_tree_bdev+0x358/0x544 [ 76.916388][ T5081] gfs2_get_tree+0x54/0x1b4 [ 76.917069][ T5081] vfs_get_tree+0x90/0x274 [ 76.917728][ T5081] do_new_mount+0x228/0x810 [ 76.918423][ T5081] path_mount+0x5b4/0x1000 [ 76.919066][ T5081] __arm64_sys_mount+0x514/0x5e4 [ 76.919709][ T5081] invoke_syscall+0x98/0x2b8 [ 76.920373][ T5081] el0_svc_common+0x138/0x258 [ 76.921038][ T5081] do_el0_svc+0x58/0x14c [ 76.921648][ T5081] el0_svc+0x78/0x1e0 [ 76.922225][ T5081] el0t_64_sync_handler+0xcc/0xe4 [ 76.923060][ T5081] el0t_64_sync+0x1a0/0x1a4 [ 76.961790][ T5081] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.967876][ T5081] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.977715][ T5083] loop4: detected capacity change from 0 to 32768 [ 76.985928][ T5083] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.987127][ T5083] CPU: 0 PID: 5083 Comm: syz.4.31 Not tainted syzkaller #0 [ 76.988327][ T5083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.989996][ T5083] Call trace: [ 76.990452][ T5083] dump_backtrace+0x0/0x43c [ 76.991176][ T5083] show_stack+0x2c/0x3c [ 76.991782][ T5083] __dump_stack+0x30/0x40 [ 76.992392][ T5083] dump_stack_lvl+0xf8/0x160 [ 76.993094][ T5083] dump_stack+0x1c/0x5c [ 76.993743][ T5083] sysfs_create_dir_ns+0x22c/0x24c [ 76.994487][ T5083] kobject_add_internal+0x590/0xc54 [ 76.995293][ T5083] kobject_init_and_add+0x118/0x17c [ 76.996071][ T5083] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.996807][ T5083] gfs2_fill_super+0xdac/0x19e0 [ 76.997468][ T5083] get_tree_bdev+0x358/0x544 [ 76.998155][ T5083] gfs2_get_tree+0x54/0x1b4 [ 76.998791][ T5083] vfs_get_tree+0x90/0x274 [ 76.999491][ T5083] do_new_mount+0x228/0x810 [ 77.000152][ T5083] path_mount+0x5b4/0x1000 [ 77.000737][ T5083] __arm64_sys_mount+0x514/0x5e4 [ 77.001395][ T5083] invoke_syscall+0x98/0x2b8 [ 77.002069][ T5083] el0_svc_common+0x138/0x258 [ 77.002772][ T5083] do_el0_svc+0x58/0x14c [ 77.003397][ T5083] el0_svc+0x78/0x1e0 [ 77.004011][ T5083] el0t_64_sync_handler+0xcc/0xe4 [ 77.004966][ T5083] el0t_64_sync+0x1a0/0x1a4 [ 77.015042][ T5085] loop1: detected capacity change from 0 to 32768 [ 77.016663][ T5079] loop2: detected capacity change from 0 to 32768 [ 77.018583][ T5083] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.020541][ T5083] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.069166][ T5085] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.069167][ T5079] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.069181][ T5085] CPU: 1 PID: 5085 Comm: syz.1.32 Not tainted syzkaller #0 [ 77.072666][ T5085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.074296][ T5085] Call trace: [ 77.074770][ T5085] dump_backtrace+0x0/0x43c [ 77.075546][ T5085] show_stack+0x2c/0x3c [ 77.076107][ T5085] __dump_stack+0x30/0x40 [ 77.076765][ T5085] dump_stack_lvl+0xf8/0x160 [ 77.077422][ T5085] dump_stack+0x1c/0x5c [ 77.078082][ T5085] sysfs_create_dir_ns+0x22c/0x24c [ 77.078850][ T5085] kobject_add_internal+0x590/0xc54 [ 77.079577][ T5085] kobject_init_and_add+0x118/0x17c [ 77.080356][ T5085] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.081115][ T5085] gfs2_fill_super+0xdac/0x19e0 [ 77.081810][ T5085] get_tree_bdev+0x358/0x544 [ 77.082457][ T5085] gfs2_get_tree+0x54/0x1b4 [ 77.083085][ T5085] vfs_get_tree+0x90/0x274 [ 77.083725][ T5085] do_new_mount+0x228/0x810 [ 77.084323][ T5085] path_mount+0x5b4/0x1000 [ 77.084989][ T5085] __arm64_sys_mount+0x514/0x5e4 [ 77.085814][ T5085] invoke_syscall+0x98/0x2b8 [ 77.086509][ T5085] el0_svc_common+0x138/0x258 [ 77.087217][ T5085] do_el0_svc+0x58/0x14c [ 77.087847][ T5085] el0_svc+0x78/0x1e0 [ 77.088440][ T5085] el0t_64_sync_handler+0xcc/0xe4 [ 77.089173][ T5085] el0t_64_sync+0x1a0/0x1a4 [ 77.101677][ T5079] CPU: 0 PID: 5079 Comm: syz.2.29 Not tainted syzkaller #0 [ 77.102853][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.104447][ T5079] Call trace: [ 77.104937][ T5079] dump_backtrace+0x0/0x43c [ 77.105629][ T5079] show_stack+0x2c/0x3c [ 77.106261][ T5079] __dump_stack+0x30/0x40 [ 77.106863][ T5079] dump_stack_lvl+0xf8/0x160 [ 77.107620][ T5079] dump_stack+0x1c/0x5c [ 77.108299][ T5079] sysfs_create_dir_ns+0x22c/0x24c [ 77.109118][ T5079] kobject_add_internal+0x590/0xc54 [ 77.109829][ T5079] kobject_init_and_add+0x118/0x17c [ 77.110545][ T5079] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.111267][ T5079] gfs2_fill_super+0xdac/0x19e0 [ 77.112034][ T5079] get_tree_bdev+0x358/0x544 [ 77.112730][ T5079] gfs2_get_tree+0x54/0x1b4 [ 77.113435][ T5079] vfs_get_tree+0x90/0x274 [ 77.114080][ T5079] do_new_mount+0x228/0x810 [ 77.114745][ T5079] path_mount+0x5b4/0x1000 [ 77.115442][ T5079] __arm64_sys_mount+0x514/0x5e4 [ 77.116197][ T5079] invoke_syscall+0x98/0x2b8 [ 77.116889][ T5079] el0_svc_common+0x138/0x258 [ 77.117589][ T5079] do_el0_svc+0x58/0x14c [ 77.118173][ T5079] el0_svc+0x78/0x1e0 [ 77.118740][ T5079] el0t_64_sync_handler+0xcc/0xe4 [ 77.119495][ T5079] el0t_64_sync+0x1a0/0x1a4 [ 77.120451][ T5085] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.126535][ T5085] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.152030][ T5079] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.163018][ T5079] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.187248][ T5083] loop4: detected capacity change from 0 to 32768 [ 77.195740][ T5081] loop3: detected capacity change from 0 to 32768 [ 77.217976][ T5083] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.219141][ T5083] CPU: 0 PID: 5083 Comm: syz.4.31 Not tainted syzkaller #0 [ 77.220220][ T5083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.221768][ T5083] Call trace: [ 77.222246][ T5083] dump_backtrace+0x0/0x43c [ 77.222862][ T5083] show_stack+0x2c/0x3c [ 77.223502][ T5083] __dump_stack+0x30/0x40 [ 77.224144][ T5083] dump_stack_lvl+0xf8/0x160 [ 77.224781][ T5083] dump_stack+0x1c/0x5c [ 77.225375][ T5083] sysfs_create_dir_ns+0x22c/0x24c [ 77.226148][ T5083] kobject_add_internal+0x590/0xc54 [ 77.226924][ T5083] kobject_init_and_add+0x118/0x17c [ 77.227715][ T5083] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.228403][ T5083] gfs2_fill_super+0xdac/0x19e0 [ 77.229113][ T5083] get_tree_bdev+0x358/0x544 [ 77.229723][ T5083] gfs2_get_tree+0x54/0x1b4 [ 77.230350][ T5083] vfs_get_tree+0x90/0x274 [ 77.230967][ T5083] do_new_mount+0x228/0x810 [ 77.231684][ T5083] path_mount+0x5b4/0x1000 [ 77.232333][ T5083] __arm64_sys_mount+0x514/0x5e4 [ 77.233042][ T5083] invoke_syscall+0x98/0x2b8 [ 77.233681][ T5083] el0_svc_common+0x138/0x258 [ 77.234327][ T5083] do_el0_svc+0x58/0x14c [ 77.235039][ T5083] el0_svc+0x78/0x1e0 [ 77.235613][ T5083] el0t_64_sync_handler+0xcc/0xe4 [ 77.236381][ T5083] el0t_64_sync+0x1a0/0x1a4 [ 77.245877][ T5081] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.247173][ T5081] CPU: 1 PID: 5081 Comm: syz.3.30 Not tainted syzkaller #0 [ 77.248298][ T5081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.249853][ T5081] Call trace: [ 77.250284][ T5081] dump_backtrace+0x0/0x43c [ 77.251091][ T5081] show_stack+0x2c/0x3c [ 77.251739][ T5081] __dump_stack+0x30/0x40 [ 77.252454][ T5081] dump_stack_lvl+0xf8/0x160 [ 77.253150][ T5081] dump_stack+0x1c/0x5c [ 77.253721][ T5081] sysfs_create_dir_ns+0x22c/0x24c [ 77.254398][ T5081] kobject_add_internal+0x590/0xc54 [ 77.255168][ T5081] kobject_init_and_add+0x118/0x17c [ 77.255920][ T5081] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.256617][ T5081] gfs2_fill_super+0xdac/0x19e0 [ 77.257341][ T5081] get_tree_bdev+0x358/0x544 [ 77.258030][ T5081] gfs2_get_tree+0x54/0x1b4 [ 77.258811][ T5081] vfs_get_tree+0x90/0x274 [ 77.259557][ T5081] do_new_mount+0x228/0x810 [ 77.260199][ T5081] path_mount+0x5b4/0x1000 [ 77.260852][ T5081] __arm64_sys_mount+0x514/0x5e4 [ 77.261572][ T5081] invoke_syscall+0x98/0x2b8 [ 77.262256][ T5081] el0_svc_common+0x138/0x258 [ 77.263028][ T5081] do_el0_svc+0x58/0x14c [ 77.263429][ T5083] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.263688][ T5081] el0_svc+0x78/0x1e0 [ 77.265955][ T5083] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.266336][ T5081] el0t_64_sync_handler+0xcc/0xe4 [ 77.268169][ T5081] el0t_64_sync+0x1a0/0x1a4 [ 77.293761][ T5081] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.295803][ T5081] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.340961][ T5085] loop1: detected capacity change from 0 to 32768 [ 77.414960][ T5085] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.416150][ T5085] CPU: 1 PID: 5085 Comm: syz.1.32 Not tainted syzkaller #0 [ 77.417279][ T5085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.418720][ T5085] Call trace: [ 77.419193][ T5085] dump_backtrace+0x0/0x43c [ 77.419830][ T5085] show_stack+0x2c/0x3c [ 77.420480][ T5085] __dump_stack+0x30/0x40 [ 77.421097][ T5085] dump_stack_lvl+0xf8/0x160 [ 77.421754][ T5085] dump_stack+0x1c/0x5c [ 77.422396][ T5085] sysfs_create_dir_ns+0x22c/0x24c [ 77.423142][ T5085] kobject_add_internal+0x590/0xc54 [ 77.423985][ T5085] kobject_init_and_add+0x118/0x17c [ 77.424740][ T5085] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.425400][ T5085] gfs2_fill_super+0xdac/0x19e0 [ 77.426136][ T5085] get_tree_bdev+0x358/0x544 [ 77.426807][ T5085] gfs2_get_tree+0x54/0x1b4 [ 77.427467][ T5085] vfs_get_tree+0x90/0x274 [ 77.428142][ T5085] do_new_mount+0x228/0x810 [ 77.428848][ T5085] path_mount+0x5b4/0x1000 [ 77.429480][ T5085] __arm64_sys_mount+0x514/0x5e4 [ 77.430237][ T5085] invoke_syscall+0x98/0x2b8 [ 77.430926][ T5085] el0_svc_common+0x138/0x258 [ 77.431630][ T5085] do_el0_svc+0x58/0x14c [ 77.432291][ T5085] el0_svc+0x78/0x1e0 [ 77.432921][ T5085] el0t_64_sync_handler+0xcc/0xe4 [ 77.433608][ T5085] el0t_64_sync+0x1a0/0x1a4 [ 77.476610][ T5085] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.478660][ T5085] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:01:17 executed programs: 31 [ 77.550400][ T5091] loop3: detected capacity change from 0 to 32768 [ 77.574013][ T5091] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.575187][ T5091] CPU: 1 PID: 5091 Comm: syz.3.35 Not tainted syzkaller #0 [ 77.576196][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.576790][ T5087] loop2: detected capacity change from 0 to 32768 [ 77.577603][ T5091] Call trace: [ 77.577610][ T5091] dump_backtrace+0x0/0x43c [ 77.579897][ T5091] show_stack+0x2c/0x3c [ 77.580593][ T5091] __dump_stack+0x30/0x40 [ 77.581349][ T5091] dump_stack_lvl+0xf8/0x160 [ 77.581996][ T5089] loop4: detected capacity change from 0 to 32768 [ 77.582090][ T5091] dump_stack+0x1c/0x5c [ 77.583556][ T5091] sysfs_create_dir_ns+0x22c/0x24c [ 77.584377][ T5091] kobject_add_internal+0x590/0xc54 [ 77.585244][ T5091] kobject_init_and_add+0x118/0x17c [ 77.586008][ T5091] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.586678][ T5091] gfs2_fill_super+0xdac/0x19e0 [ 77.587400][ T5091] get_tree_bdev+0x358/0x544 [ 77.588110][ T5091] gfs2_get_tree+0x54/0x1b4 [ 77.588776][ T5091] vfs_get_tree+0x90/0x274 [ 77.589406][ T5091] do_new_mount+0x228/0x810 [ 77.590158][ T5091] path_mount+0x5b4/0x1000 [ 77.590806][ T5091] __arm64_sys_mount+0x514/0x5e4 [ 77.591491][ T5091] invoke_syscall+0x98/0x2b8 [ 77.592178][ T5091] el0_svc_common+0x138/0x258 [ 77.592849][ T5091] do_el0_svc+0x58/0x14c [ 77.593432][ T5091] el0_svc+0x78/0x1e0 [ 77.594009][ T5091] el0t_64_sync_handler+0xcc/0xe4 [ 77.594786][ T5091] el0t_64_sync+0x1a0/0x1a4 [ 77.606506][ T5091] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.608777][ T5091] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.621840][ T5089] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.623397][ T5089] CPU: 0 PID: 5089 Comm: syz.4.34 Not tainted syzkaller #0 [ 77.624372][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.625813][ T5089] Call trace: [ 77.626329][ T5089] dump_backtrace+0x0/0x43c [ 77.626987][ T5089] show_stack+0x2c/0x3c [ 77.627577][ T5089] __dump_stack+0x30/0x40 [ 77.628274][ T5089] dump_stack_lvl+0xf8/0x160 [ 77.628986][ T5089] dump_stack+0x1c/0x5c [ 77.629638][ T5089] sysfs_create_dir_ns+0x22c/0x24c [ 77.630421][ T5089] kobject_add_internal+0x590/0xc54 [ 77.631337][ T5089] kobject_init_and_add+0x118/0x17c [ 77.632218][ T5089] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.632973][ T5089] gfs2_fill_super+0xdac/0x19e0 [ 77.633721][ T5089] get_tree_bdev+0x358/0x544 [ 77.634545][ T5089] gfs2_get_tree+0x54/0x1b4 [ 77.635304][ T5089] vfs_get_tree+0x90/0x274 [ 77.635997][ T5089] do_new_mount+0x228/0x810 [ 77.636675][ T5089] path_mount+0x5b4/0x1000 [ 77.637369][ T5089] __arm64_sys_mount+0x514/0x5e4 [ 77.638100][ T5089] invoke_syscall+0x98/0x2b8 [ 77.638831][ T5089] el0_svc_common+0x138/0x258 [ 77.639507][ T5089] do_el0_svc+0x58/0x14c [ 77.640120][ T5089] el0_svc+0x78/0x1e0 [ 77.640684][ T5089] el0t_64_sync_handler+0xcc/0xe4 [ 77.641480][ T5089] el0t_64_sync+0x1a0/0x1a4 [ 77.642383][ T5087] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.643450][ T5087] CPU: 0 PID: 5087 Comm: syz.2.33 Not tainted syzkaller #0 [ 77.644319][ T5087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.645714][ T5087] Call trace: [ 77.646153][ T5087] dump_backtrace+0x0/0x43c [ 77.646725][ T5087] show_stack+0x2c/0x3c [ 77.647303][ T5087] __dump_stack+0x30/0x40 [ 77.647938][ T5087] dump_stack_lvl+0xf8/0x160 [ 77.648543][ T5087] dump_stack+0x1c/0x5c [ 77.649138][ T5087] sysfs_create_dir_ns+0x22c/0x24c [ 77.649818][ T5087] kobject_add_internal+0x590/0xc54 [ 77.650487][ T5087] kobject_init_and_add+0x118/0x17c [ 77.651176][ T5087] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.652014][ T5087] gfs2_fill_super+0xdac/0x19e0 [ 77.652689][ T5087] get_tree_bdev+0x358/0x544 [ 77.653375][ T5087] gfs2_get_tree+0x54/0x1b4 [ 77.654060][ T5087] vfs_get_tree+0x90/0x274 [ 77.654660][ T5087] do_new_mount+0x228/0x810 [ 77.655341][ T5087] path_mount+0x5b4/0x1000 [ 77.655947][ T5087] __arm64_sys_mount+0x514/0x5e4 [ 77.656658][ T5087] invoke_syscall+0x98/0x2b8 [ 77.657442][ T5087] el0_svc_common+0x138/0x258 [ 77.658232][ T5087] do_el0_svc+0x58/0x14c [ 77.658962][ T5087] el0_svc+0x78/0x1e0 [ 77.659571][ T5087] el0t_64_sync_handler+0xcc/0xe4 [ 77.660404][ T5087] el0t_64_sync+0x1a0/0x1a4 [ 77.681851][ T5089] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.684565][ T5087] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.686532][ T5087] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.692355][ T5089] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.747092][ T5094] loop1: detected capacity change from 0 to 32768 [ 77.786863][ T5094] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.788031][ T5094] CPU: 0 PID: 5094 Comm: syz.1.36 Not tainted syzkaller #0 [ 77.789340][ T5094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.790988][ T5094] Call trace: [ 77.791452][ T5094] dump_backtrace+0x0/0x43c [ 77.792123][ T5094] show_stack+0x2c/0x3c [ 77.792730][ T5094] __dump_stack+0x30/0x40 [ 77.793450][ T5094] dump_stack_lvl+0xf8/0x160 [ 77.794241][ T5094] dump_stack+0x1c/0x5c [ 77.794893][ T5094] sysfs_create_dir_ns+0x22c/0x24c [ 77.795656][ T5094] kobject_add_internal+0x590/0xc54 [ 77.796467][ T5094] kobject_init_and_add+0x118/0x17c [ 77.797289][ T5094] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.797965][ T5094] gfs2_fill_super+0xdac/0x19e0 [ 77.798667][ T5094] get_tree_bdev+0x358/0x544 [ 77.799386][ T5094] gfs2_get_tree+0x54/0x1b4 [ 77.800040][ T5094] vfs_get_tree+0x90/0x274 [ 77.800727][ T5094] do_new_mount+0x228/0x810 [ 77.801440][ T5094] path_mount+0x5b4/0x1000 [ 77.802024][ T5094] __arm64_sys_mount+0x514/0x5e4 [ 77.802747][ T5094] invoke_syscall+0x98/0x2b8 [ 77.803446][ T5094] el0_svc_common+0x138/0x258 [ 77.804089][ T5094] do_el0_svc+0x58/0x14c [ 77.804801][ T5094] el0_svc+0x78/0x1e0 [ 77.805371][ T5094] el0t_64_sync_handler+0xcc/0xe4 [ 77.806158][ T5094] el0t_64_sync+0x1a0/0x1a4 [ 77.838215][ T5094] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.840235][ T5094] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.871707][ T5091] loop3: detected capacity change from 0 to 32768 [ 77.887352][ T5089] loop4: detected capacity change from 0 to 32768 [ 77.899791][ T5087] loop2: detected capacity change from 0 to 32768 [ 77.925607][ T5091] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.926692][ T5091] CPU: 1 PID: 5091 Comm: syz.3.35 Not tainted syzkaller #0 [ 77.927695][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.929217][ T5091] Call trace: [ 77.929695][ T5091] dump_backtrace+0x0/0x43c [ 77.930445][ T5091] show_stack+0x2c/0x3c [ 77.931113][ T5091] __dump_stack+0x30/0x40 [ 77.931777][ T5091] dump_stack_lvl+0xf8/0x160 [ 77.932523][ T5091] dump_stack+0x1c/0x5c [ 77.933155][ T5091] sysfs_create_dir_ns+0x22c/0x24c [ 77.933886][ T5091] kobject_add_internal+0x590/0xc54 [ 77.934624][ T5091] kobject_init_and_add+0x118/0x17c [ 77.935391][ T5091] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.936090][ T5091] gfs2_fill_super+0xdac/0x19e0 [ 77.936752][ T5091] get_tree_bdev+0x358/0x544 [ 77.937445][ T5091] gfs2_get_tree+0x54/0x1b4 [ 77.938139][ T5091] vfs_get_tree+0x90/0x274 [ 77.938776][ T5091] do_new_mount+0x228/0x810 [ 77.939439][ T5091] path_mount+0x5b4/0x1000 [ 77.940006][ T5091] __arm64_sys_mount+0x514/0x5e4 [ 77.940714][ T5091] invoke_syscall+0x98/0x2b8 [ 77.941359][ T5091] el0_svc_common+0x138/0x258 [ 77.942011][ T5091] do_el0_svc+0x58/0x14c [ 77.942650][ T5091] el0_svc+0x78/0x1e0 [ 77.943256][ T5091] el0t_64_sync_handler+0xcc/0xe4 [ 77.944047][ T5091] el0t_64_sync+0x1a0/0x1a4 [ 77.950214][ T5087] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.951327][ T5087] CPU: 1 PID: 5087 Comm: syz.2.33 Not tainted syzkaller #0 [ 77.952346][ T5087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.953668][ T5087] Call trace: [ 77.954120][ T5087] dump_backtrace+0x0/0x43c [ 77.954819][ T5087] show_stack+0x2c/0x3c [ 77.955459][ T5087] __dump_stack+0x30/0x40 [ 77.956078][ T5087] dump_stack_lvl+0xf8/0x160 [ 77.956765][ T5087] dump_stack+0x1c/0x5c [ 77.957371][ T5087] sysfs_create_dir_ns+0x22c/0x24c [ 77.958184][ T5087] kobject_add_internal+0x590/0xc54 [ 77.958964][ T5087] kobject_init_and_add+0x118/0x17c [ 77.959704][ T5087] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.960422][ T5087] gfs2_fill_super+0xdac/0x19e0 [ 77.961128][ T5087] get_tree_bdev+0x358/0x544 [ 77.961773][ T5087] gfs2_get_tree+0x54/0x1b4 [ 77.962448][ T5087] vfs_get_tree+0x90/0x274 [ 77.963068][ T5087] do_new_mount+0x228/0x810 [ 77.963740][ T5087] path_mount+0x5b4/0x1000 [ 77.964356][ T5087] __arm64_sys_mount+0x514/0x5e4 [ 77.965014][ T5087] invoke_syscall+0x98/0x2b8 [ 77.965684][ T5087] el0_svc_common+0x138/0x258 [ 77.966381][ T5087] do_el0_svc+0x58/0x14c [ 77.967000][ T5087] el0_svc+0x78/0x1e0 [ 77.967608][ T5087] el0t_64_sync_handler+0xcc/0xe4 [ 77.968345][ T5087] el0t_64_sync+0x1a0/0x1a4 [ 77.972349][ T5089] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.972437][ T5091] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.973710][ T5089] CPU: 0 PID: 5089 Comm: syz.4.34 Not tainted syzkaller #0 [ 77.975506][ T5091] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.976465][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.977521][ T5087] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.978849][ T5089] Call trace: [ 77.980720][ T5087] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.981195][ T5089] dump_backtrace+0x0/0x43c [ 77.982748][ T5089] show_stack+0x2c/0x3c [ 77.983328][ T5089] __dump_stack+0x30/0x40 [ 77.983903][ T5089] dump_stack_lvl+0xf8/0x160 [ 77.984567][ T5089] dump_stack+0x1c/0x5c [ 77.985220][ T5089] sysfs_create_dir_ns+0x22c/0x24c [ 77.985965][ T5089] kobject_add_internal+0x590/0xc54 [ 77.986748][ T5089] kobject_init_and_add+0x118/0x17c [ 77.987509][ T5089] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.988227][ T5089] gfs2_fill_super+0xdac/0x19e0 [ 77.988959][ T5089] get_tree_bdev+0x358/0x544 [ 77.989718][ T5089] gfs2_get_tree+0x54/0x1b4 [ 77.990440][ T5089] vfs_get_tree+0x90/0x274 [ 77.991110][ T5089] do_new_mount+0x228/0x810 [ 77.991754][ T5089] path_mount+0x5b4/0x1000 [ 77.992403][ T5089] __arm64_sys_mount+0x514/0x5e4 [ 77.993116][ T5089] invoke_syscall+0x98/0x2b8 [ 77.993905][ T5089] el0_svc_common+0x138/0x258 [ 77.994556][ T5089] do_el0_svc+0x58/0x14c [ 77.995218][ T5089] el0_svc+0x78/0x1e0 [ 77.995809][ T5089] el0t_64_sync_handler+0xcc/0xe4 [ 77.996659][ T5089] el0t_64_sync+0x1a0/0x1a4 [ 78.003140][ T5089] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.005558][ T5089] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.007483][ T5094] loop1: detected capacity change from 0 to 32768 [ 78.047788][ T5094] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.048942][ T5094] CPU: 1 PID: 5094 Comm: syz.1.36 Not tainted syzkaller #0 [ 78.050051][ T5094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.051548][ T5094] Call trace: [ 78.051977][ T5094] dump_backtrace+0x0/0x43c [ 78.052632][ T5094] show_stack+0x2c/0x3c [ 78.053321][ T5094] __dump_stack+0x30/0x40 [ 78.054022][ T5094] dump_stack_lvl+0xf8/0x160 [ 78.054731][ T5094] dump_stack+0x1c/0x5c [ 78.055344][ T5094] sysfs_create_dir_ns+0x22c/0x24c [ 78.056059][ T5094] kobject_add_internal+0x590/0xc54 [ 78.056828][ T5094] kobject_init_and_add+0x118/0x17c [ 78.057544][ T5094] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.058273][ T5094] gfs2_fill_super+0xdac/0x19e0 [ 78.058958][ T5094] get_tree_bdev+0x358/0x544 [ 78.059665][ T5094] gfs2_get_tree+0x54/0x1b4 [ 78.060251][ T5094] vfs_get_tree+0x90/0x274 [ 78.060887][ T5094] do_new_mount+0x228/0x810 [ 78.061568][ T5094] path_mount+0x5b4/0x1000 [ 78.062235][ T5094] __arm64_sys_mount+0x514/0x5e4 [ 78.062947][ T5094] invoke_syscall+0x98/0x2b8 [ 78.063653][ T5094] el0_svc_common+0x138/0x258 [ 78.064298][ T5094] do_el0_svc+0x58/0x14c [ 78.065022][ T5094] el0_svc+0x78/0x1e0 [ 78.065605][ T5094] el0t_64_sync_handler+0xcc/0xe4 [ 78.066401][ T5094] el0t_64_sync+0x1a0/0x1a4 [ 78.070074][ T5094] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.075752][ T5094] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.225018][ T5096] loop4: detected capacity change from 0 to 32768 [ 78.288416][ T5098] loop3: detected capacity change from 0 to 32768 [ 78.320276][ T5096] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.321370][ T5096] CPU: 1 PID: 5096 Comm: syz.4.37 Not tainted syzkaller #0 [ 78.322484][ T5096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.323959][ T5096] Call trace: [ 78.324475][ T5096] dump_backtrace+0x0/0x43c [ 78.325149][ T5096] show_stack+0x2c/0x3c [ 78.325763][ T5096] __dump_stack+0x30/0x40 [ 78.326399][ T5096] dump_stack_lvl+0xf8/0x160 [ 78.327059][ T5096] dump_stack+0x1c/0x5c [ 78.327669][ T5096] sysfs_create_dir_ns+0x22c/0x24c [ 78.328420][ T5096] kobject_add_internal+0x590/0xc54 [ 78.329128][ T5096] kobject_init_and_add+0x118/0x17c [ 78.329916][ T5096] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.330610][ T5096] gfs2_fill_super+0xdac/0x19e0 [ 78.331278][ T5096] get_tree_bdev+0x358/0x544 [ 78.331902][ T5096] gfs2_get_tree+0x54/0x1b4 [ 78.332705][ T5096] vfs_get_tree+0x90/0x274 [ 78.333651][ T5096] do_new_mount+0x228/0x810 [ 78.334358][ T5096] path_mount+0x5b4/0x1000 [ 78.335092][ T5096] __arm64_sys_mount+0x514/0x5e4 [ 78.335879][ T5096] invoke_syscall+0x98/0x2b8 [ 78.336645][ T5096] el0_svc_common+0x138/0x258 [ 78.337400][ T5096] do_el0_svc+0x58/0x14c [ 78.338051][ T5096] el0_svc+0x78/0x1e0 [ 78.338674][ T5096] el0t_64_sync_handler+0xcc/0xe4 [ 78.339425][ T5096] el0t_64_sync+0x1a0/0x1a4 [ 78.350867][ T5100] loop2: detected capacity change from 0 to 32768 [ 78.353967][ T5098] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.355014][ T5098] CPU: 0 PID: 5098 Comm: syz.3.38 Not tainted syzkaller #0 [ 78.356112][ T5098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.357677][ T5098] Call trace: [ 78.358197][ T5098] dump_backtrace+0x0/0x43c [ 78.358864][ T5098] show_stack+0x2c/0x3c [ 78.359536][ T5098] __dump_stack+0x30/0x40 [ 78.360218][ T5098] dump_stack_lvl+0xf8/0x160 [ 78.360921][ T5098] dump_stack+0x1c/0x5c [ 78.361574][ T5098] sysfs_create_dir_ns+0x22c/0x24c [ 78.362356][ T5098] kobject_add_internal+0x590/0xc54 [ 78.363207][ T5098] kobject_init_and_add+0x118/0x17c [ 78.363950][ T5098] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.364666][ T5098] gfs2_fill_super+0xdac/0x19e0 [ 78.365387][ T5098] get_tree_bdev+0x358/0x544 [ 78.366059][ T5098] gfs2_get_tree+0x54/0x1b4 [ 78.366715][ T5098] vfs_get_tree+0x90/0x274 [ 78.367359][ T5098] do_new_mount+0x228/0x810 [ 78.368081][ T5098] path_mount+0x5b4/0x1000 [ 78.368755][ T5098] __arm64_sys_mount+0x514/0x5e4 [ 78.369503][ T5098] invoke_syscall+0x98/0x2b8 [ 78.370108][ T5098] el0_svc_common+0x138/0x258 [ 78.370762][ T5098] do_el0_svc+0x58/0x14c [ 78.371390][ T5098] el0_svc+0x78/0x1e0 [ 78.371975][ T5098] el0t_64_sync_handler+0xcc/0xe4 [ 78.372671][ T5098] el0t_64_sync+0x1a0/0x1a4 [ 78.373247][ T5096] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.377948][ T5096] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.395969][ T5102] loop1: detected capacity change from 0 to 32768 [ 78.396944][ T5100] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.398261][ T5100] CPU: 1 PID: 5100 Comm: syz.2.39 Not tainted syzkaller #0 [ 78.399424][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.400904][ T5100] Call trace: [ 78.401424][ T5100] dump_backtrace+0x0/0x43c [ 78.402078][ T5100] show_stack+0x2c/0x3c [ 78.402714][ T5100] __dump_stack+0x30/0x40 [ 78.403339][ T5100] dump_stack_lvl+0xf8/0x160 [ 78.404062][ T5100] dump_stack+0x1c/0x5c [ 78.404742][ T5100] sysfs_create_dir_ns+0x22c/0x24c [ 78.405550][ T5100] kobject_add_internal+0x590/0xc54 [ 78.406419][ T5100] kobject_init_and_add+0x118/0x17c [ 78.407152][ T5100] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.407809][ T5100] gfs2_fill_super+0xdac/0x19e0 [ 78.408532][ T5100] get_tree_bdev+0x358/0x544 [ 78.409158][ T5100] gfs2_get_tree+0x54/0x1b4 [ 78.409873][ T5100] vfs_get_tree+0x90/0x274 [ 78.410505][ T5100] do_new_mount+0x228/0x810 [ 78.411158][ T5100] path_mount+0x5b4/0x1000 [ 78.411758][ T5100] __arm64_sys_mount+0x514/0x5e4 [ 78.412554][ T5100] invoke_syscall+0x98/0x2b8 [ 78.413181][ T5100] el0_svc_common+0x138/0x258 [ 78.413846][ T5100] do_el0_svc+0x58/0x14c [ 78.414451][ T5100] el0_svc+0x78/0x1e0 [ 78.415052][ T5100] el0t_64_sync_handler+0xcc/0xe4 [ 78.415825][ T5100] el0t_64_sync+0x1a0/0x1a4 [ 78.416833][ T5098] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.418909][ T5098] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.455017][ T5102] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.456103][ T5102] CPU: 0 PID: 5102 Comm: syz.1.40 Not tainted syzkaller #0 [ 78.457197][ T5102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.458837][ T5102] Call trace: [ 78.459400][ T5102] dump_backtrace+0x0/0x43c [ 78.459438][ T5100] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.460090][ T5102] show_stack+0x2c/0x3c [ 78.462920][ T5100] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.463046][ T5102] __dump_stack+0x30/0x40 [ 78.463065][ T5102] dump_stack_lvl+0xf8/0x160 [ 78.463075][ T5102] dump_stack+0x1c/0x5c [ 78.463081][ T5102] sysfs_create_dir_ns+0x22c/0x24c [ 78.463087][ T5102] kobject_add_internal+0x590/0xc54 [ 78.463093][ T5102] kobject_init_and_add+0x118/0x17c [ 78.463099][ T5102] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.463106][ T5102] gfs2_fill_super+0xdac/0x19e0 [ 78.469452][ T5102] get_tree_bdev+0x358/0x544 [ 78.470073][ T5102] gfs2_get_tree+0x54/0x1b4 [ 78.470722][ T5102] vfs_get_tree+0x90/0x274 [ 78.471345][ T5102] do_new_mount+0x228/0x810 [ 78.471996][ T5102] path_mount+0x5b4/0x1000 [ 78.472605][ T5102] __arm64_sys_mount+0x514/0x5e4 [ 78.473321][ T5102] invoke_syscall+0x98/0x2b8 [ 78.473968][ T5102] el0_svc_common+0x138/0x258 [ 78.474709][ T5102] do_el0_svc+0x58/0x14c [ 78.475367][ T5102] el0_svc+0x78/0x1e0 [ 78.475943][ T5102] el0t_64_sync_handler+0xcc/0xe4 [ 78.476640][ T5102] el0t_64_sync+0x1a0/0x1a4 [ 78.518450][ T5102] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.520589][ T5102] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.715041][ T5096] loop4: detected capacity change from 0 to 32768 [ 78.717682][ T5098] loop3: detected capacity change from 0 to 32768 [ 78.732836][ T5100] loop2: detected capacity change from 0 to 32768 [ 78.750969][ T5102] loop1: detected capacity change from 0 to 32768 [ 78.755247][ T5098] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.756418][ T5098] CPU: 1 PID: 5098 Comm: syz.3.38 Not tainted syzkaller #0 [ 78.756837][ T5096] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.757527][ T5098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.760278][ T5098] Call trace: [ 78.760780][ T5098] dump_backtrace+0x0/0x43c [ 78.761465][ T5098] show_stack+0x2c/0x3c [ 78.762074][ T5098] __dump_stack+0x30/0x40 [ 78.762714][ T5098] dump_stack_lvl+0xf8/0x160 [ 78.763333][ T5098] dump_stack+0x1c/0x5c [ 78.763967][ T5098] sysfs_create_dir_ns+0x22c/0x24c [ 78.764726][ T5098] kobject_add_internal+0x590/0xc54 [ 78.765448][ T5098] kobject_init_and_add+0x118/0x17c [ 78.766132][ T5098] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.766864][ T5098] gfs2_fill_super+0xdac/0x19e0 [ 78.767619][ T5098] get_tree_bdev+0x358/0x544 [ 78.768377][ T5098] gfs2_get_tree+0x54/0x1b4 [ 78.768985][ T5098] vfs_get_tree+0x90/0x274 [ 78.769620][ T5098] do_new_mount+0x228/0x810 [ 78.770232][ T5098] path_mount+0x5b4/0x1000 [ 78.770853][ T5098] __arm64_sys_mount+0x514/0x5e4 [ 78.771497][ T5098] invoke_syscall+0x98/0x2b8 [ 78.772173][ T5098] el0_svc_common+0x138/0x258 [ 78.772924][ T5098] do_el0_svc+0x58/0x14c [ 78.773553][ T5098] el0_svc+0x78/0x1e0 [ 78.774094][ T5098] el0t_64_sync_handler+0xcc/0xe4 [ 78.774766][ T5098] el0t_64_sync+0x1a0/0x1a4 [ 78.775412][ T5096] CPU: 0 PID: 5096 Comm: syz.4.37 Not tainted syzkaller #0 [ 78.776572][ T5096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.778071][ T5096] Call trace: [ 78.778525][ T5096] dump_backtrace+0x0/0x43c [ 78.779267][ T5096] show_stack+0x2c/0x3c [ 78.779927][ T5096] __dump_stack+0x30/0x40 [ 78.780559][ T5096] dump_stack_lvl+0xf8/0x160 [ 78.781246][ T5096] dump_stack+0x1c/0x5c [ 78.781865][ T5096] sysfs_create_dir_ns+0x22c/0x24c [ 78.782573][ T5096] kobject_add_internal+0x590/0xc54 [ 78.783356][ T5096] kobject_init_and_add+0x118/0x17c [ 78.784112][ T5096] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.784789][ T5096] gfs2_fill_super+0xdac/0x19e0 [ 78.785510][ T5096] get_tree_bdev+0x358/0x544 [ 78.786231][ T5096] gfs2_get_tree+0x54/0x1b4 [ 78.786856][ T5096] vfs_get_tree+0x90/0x274 [ 78.787559][ T5096] do_new_mount+0x228/0x810 [ 78.788185][ T5098] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.788271][ T5096] path_mount+0x5b4/0x1000 [ 78.790420][ T5098] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.791016][ T5096] __arm64_sys_mount+0x514/0x5e4 [ 78.792758][ T5096] invoke_syscall+0x98/0x2b8 [ 78.793472][ T5096] el0_svc_common+0x138/0x258 [ 78.794189][ T5096] do_el0_svc+0x58/0x14c [ 78.794832][ T5096] el0_svc+0x78/0x1e0 [ 78.795387][ T5096] el0t_64_sync_handler+0xcc/0xe4 [ 78.796103][ T5096] el0t_64_sync+0x1a0/0x1a4 [ 78.797861][ T5096] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.800690][ T5096] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.824607][ T5102] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.825479][ T5100] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.825704][ T5102] CPU: 0 PID: 5102 Comm: syz.1.40 Not tainted syzkaller #0 [ 78.828049][ T5102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.829588][ T5102] Call trace: [ 78.830002][ T5102] dump_backtrace+0x0/0x43c [ 78.830814][ T5102] show_stack+0x2c/0x3c [ 78.831371][ T5102] __dump_stack+0x30/0x40 [ 78.832098][ T5102] dump_stack_lvl+0xf8/0x160 [ 78.832842][ T5102] dump_stack+0x1c/0x5c [ 78.833491][ T5102] sysfs_create_dir_ns+0x22c/0x24c [ 78.834277][ T5102] kobject_add_internal+0x590/0xc54 [ 78.835066][ T5102] kobject_init_and_add+0x118/0x17c [ 78.835877][ T5102] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.836568][ T5102] gfs2_fill_super+0xdac/0x19e0 [ 78.837324][ T5102] get_tree_bdev+0x358/0x544 [ 78.838070][ T5102] gfs2_get_tree+0x54/0x1b4 [ 78.838732][ T5102] vfs_get_tree+0x90/0x274 [ 78.839364][ T5102] do_new_mount+0x228/0x810 [ 78.840016][ T5102] path_mount+0x5b4/0x1000 [ 78.840792][ T5102] __arm64_sys_mount+0x514/0x5e4 [ 78.841580][ T5102] invoke_syscall+0x98/0x2b8 [ 78.842291][ T5102] el0_svc_common+0x138/0x258 [ 78.842986][ T5102] do_el0_svc+0x58/0x14c [ 78.843636][ T5102] el0_svc+0x78/0x1e0 [ 78.844263][ T5102] el0t_64_sync_handler+0xcc/0xe4 [ 78.844905][ T5102] el0t_64_sync+0x1a0/0x1a4 [ 78.863571][ T5100] CPU: 1 PID: 5100 Comm: syz.2.39 Not tainted syzkaller #0 [ 78.864763][ T5100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.866133][ T5100] Call trace: [ 78.866628][ T5100] dump_backtrace+0x0/0x43c [ 78.867337][ T5100] show_stack+0x2c/0x3c [ 78.868016][ T5100] __dump_stack+0x30/0x40 [ 78.868748][ T5100] dump_stack_lvl+0xf8/0x160 [ 78.869430][ T5100] dump_stack+0x1c/0x5c [ 78.870073][ T5100] sysfs_create_dir_ns+0x22c/0x24c [ 78.870837][ T5100] kobject_add_internal+0x590/0xc54 [ 78.871636][ T5100] kobject_init_and_add+0x118/0x17c [ 78.871724][ T5102] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.872434][ T5100] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.874489][ T5102] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.875171][ T5100] gfs2_fill_super+0xdac/0x19e0 [ 78.876729][ T5100] get_tree_bdev+0x358/0x544 [ 78.877406][ T5100] gfs2_get_tree+0x54/0x1b4 [ 78.878099][ T5100] vfs_get_tree+0x90/0x274 [ 78.878770][ T5100] do_new_mount+0x228/0x810 [ 78.879390][ T5100] path_mount+0x5b4/0x1000 [ 78.880028][ T5100] __arm64_sys_mount+0x514/0x5e4 [ 78.880737][ T5100] invoke_syscall+0x98/0x2b8 [ 78.881379][ T5100] el0_svc_common+0x138/0x258 [ 78.882018][ T5100] do_el0_svc+0x58/0x14c [ 78.882744][ T5100] el0_svc+0x78/0x1e0 [ 78.883314][ T5100] el0t_64_sync_handler+0xcc/0xe4 [ 78.884088][ T5100] el0t_64_sync+0x1a0/0x1a4 [ 78.925963][ T5100] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.928130][ T5100] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.036391][ T5106] loop3: detected capacity change from 0 to 32768 [ 79.038541][ T5106] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.039730][ T5106] CPU: 0 PID: 5106 Comm: syz.3.41 Not tainted syzkaller #0 [ 79.041044][ T5106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.042592][ T5106] Call trace: [ 79.043126][ T5106] dump_backtrace+0x0/0x43c [ 79.043892][ T5106] show_stack+0x2c/0x3c [ 79.044536][ T5106] __dump_stack+0x30/0x40 [ 79.045216][ T5106] dump_stack_lvl+0xf8/0x160 [ 79.045957][ T5106] dump_stack+0x1c/0x5c [ 79.046587][ T5106] sysfs_create_dir_ns+0x22c/0x24c [ 79.047388][ T5106] kobject_add_internal+0x590/0xc54 [ 79.048159][ T5106] kobject_init_and_add+0x118/0x17c [ 79.048910][ T5106] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.049565][ T5106] gfs2_fill_super+0xdac/0x19e0 [ 79.050295][ T5106] get_tree_bdev+0x358/0x544 [ 79.050953][ T5106] gfs2_get_tree+0x54/0x1b4 [ 79.051585][ T5106] vfs_get_tree+0x90/0x274 [ 79.052261][ T5106] do_new_mount+0x228/0x810 [ 79.052958][ T5106] path_mount+0x5b4/0x1000 [ 79.053555][ T5106] __arm64_sys_mount+0x514/0x5e4 [ 79.054353][ T5106] invoke_syscall+0x98/0x2b8 [ 79.055061][ T5106] el0_svc_common+0x138/0x258 [ 79.055751][ T5106] do_el0_svc+0x58/0x14c [ 79.056382][ T5106] el0_svc+0x78/0x1e0 [ 79.056986][ T5106] el0t_64_sync_handler+0xcc/0xe4 [ 79.057813][ T5106] el0t_64_sync+0x1a0/0x1a4 [ 79.059775][ T5106] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.061942][ T5106] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.092761][ T5104] loop4: detected capacity change from 0 to 32768 [ 79.111157][ T5104] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.112417][ T5104] CPU: 1 PID: 5104 Comm: syz.4.42 Not tainted syzkaller #0 [ 79.113728][ T5104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.115383][ T5104] Call trace: [ 79.115868][ T5104] dump_backtrace+0x0/0x43c [ 79.116518][ T5104] show_stack+0x2c/0x3c [ 79.117134][ T5104] __dump_stack+0x30/0x40 [ 79.117868][ T5104] dump_stack_lvl+0xf8/0x160 [ 79.118563][ T5104] dump_stack+0x1c/0x5c [ 79.119188][ T5104] sysfs_create_dir_ns+0x22c/0x24c [ 79.119972][ T5104] kobject_add_internal+0x590/0xc54 [ 79.120751][ T5104] kobject_init_and_add+0x118/0x17c [ 79.121519][ T5104] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.122236][ T5104] gfs2_fill_super+0xdac/0x19e0 [ 79.122901][ T5104] get_tree_bdev+0x358/0x544 [ 79.123624][ T5104] gfs2_get_tree+0x54/0x1b4 [ 79.124258][ T5104] vfs_get_tree+0x90/0x274 [ 79.124892][ T5104] do_new_mount+0x228/0x810 [ 79.125590][ T5104] path_mount+0x5b4/0x1000 [ 79.126280][ T5104] __arm64_sys_mount+0x514/0x5e4 [ 79.127020][ T5104] invoke_syscall+0x98/0x2b8 [ 79.127714][ T5104] el0_svc_common+0x138/0x258 [ 79.128444][ T5104] do_el0_svc+0x58/0x14c [ 79.129064][ T5104] el0_svc+0x78/0x1e0 [ 79.129631][ T5104] el0t_64_sync_handler+0xcc/0xe4 [ 79.130376][ T5104] el0t_64_sync+0x1a0/0x1a4 [ 79.182369][ T5104] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.184847][ T5104] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.252377][ T5109] loop1: detected capacity change from 0 to 32768 [ 79.275433][ T5109] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.276619][ T5109] CPU: 1 PID: 5109 Comm: syz.1.43 Not tainted syzkaller #0 [ 79.277909][ T5109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.279409][ T5109] Call trace: [ 79.279889][ T5109] dump_backtrace+0x0/0x43c [ 79.280573][ T5109] show_stack+0x2c/0x3c [ 79.281252][ T5109] __dump_stack+0x30/0x40 [ 79.281923][ T5109] dump_stack_lvl+0xf8/0x160 [ 79.282592][ T5109] dump_stack+0x1c/0x5c [ 79.283247][ T5109] sysfs_create_dir_ns+0x22c/0x24c [ 79.284055][ T5109] kobject_add_internal+0x590/0xc54 [ 79.284863][ T5109] kobject_init_and_add+0x118/0x17c [ 79.285556][ T5109] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.286321][ T5109] gfs2_fill_super+0xdac/0x19e0 [ 79.287020][ T5109] get_tree_bdev+0x358/0x544 [ 79.287738][ T5109] gfs2_get_tree+0x54/0x1b4 [ 79.288428][ T5109] vfs_get_tree+0x90/0x274 [ 79.289091][ T5109] do_new_mount+0x228/0x810 [ 79.289740][ T5109] path_mount+0x5b4/0x1000 [ 79.290442][ T5109] __arm64_sys_mount+0x514/0x5e4 [ 79.291188][ T5109] invoke_syscall+0x98/0x2b8 [ 79.291972][ T5109] el0_svc_common+0x138/0x258 [ 79.292779][ T5109] do_el0_svc+0x58/0x14c [ 79.293485][ T5109] el0_svc+0x78/0x1e0 [ 79.294157][ T5109] el0t_64_sync_handler+0xcc/0xe4 [ 79.294967][ T5109] el0t_64_sync+0x1a0/0x1a4 [ 79.299262][ T5111] loop2: detected capacity change from 0 to 32768 [ 79.320648][ T5109] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.322658][ T5109] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.335025][ T5111] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.336818][ T5111] CPU: 1 PID: 5111 Comm: syz.2.44 Not tainted syzkaller #0 [ 79.337977][ T5111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.339464][ T5111] Call trace: [ 79.339979][ T5111] dump_backtrace+0x0/0x43c [ 79.340657][ T5111] show_stack+0x2c/0x3c [ 79.341254][ T5111] __dump_stack+0x30/0x40 [ 79.341872][ T5111] dump_stack_lvl+0xf8/0x160 [ 79.342491][ T5111] dump_stack+0x1c/0x5c [ 79.343149][ T5111] sysfs_create_dir_ns+0x22c/0x24c [ 79.343933][ T5111] kobject_add_internal+0x590/0xc54 [ 79.344764][ T5111] kobject_init_and_add+0x118/0x17c [ 79.345503][ T5111] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.346220][ T5111] gfs2_fill_super+0xdac/0x19e0 [ 79.347001][ T5111] get_tree_bdev+0x358/0x544 [ 79.347666][ T5111] gfs2_get_tree+0x54/0x1b4 [ 79.348295][ T5111] vfs_get_tree+0x90/0x274 [ 79.349013][ T5111] do_new_mount+0x228/0x810 [ 79.349733][ T5111] path_mount+0x5b4/0x1000 [ 79.350423][ T5111] __arm64_sys_mount+0x514/0x5e4 [ 79.351096][ T5111] invoke_syscall+0x98/0x2b8 [ 79.351738][ T5111] el0_svc_common+0x138/0x258 [ 79.352274][ T5111] do_el0_svc+0x58/0x14c [ 79.352887][ T5111] el0_svc+0x78/0x1e0 [ 79.353449][ T5111] el0t_64_sync_handler+0xcc/0xe4 [ 79.354191][ T5111] el0t_64_sync+0x1a0/0x1a4 [ 79.373419][ T5111] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.375437][ T5111] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.399009][ T5104] loop4: detected capacity change from 0 to 32768 [ 79.421436][ T5113] loop3: detected capacity change from 0 to 32768 [ 79.440474][ T5104] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.441706][ T5104] CPU: 1 PID: 5104 Comm: syz.4.42 Not tainted syzkaller #0 [ 79.442807][ T5104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.444520][ T5104] Call trace: [ 79.445043][ T5104] dump_backtrace+0x0/0x43c [ 79.445870][ T5104] show_stack+0x2c/0x3c [ 79.446587][ T5104] __dump_stack+0x30/0x40 [ 79.447217][ T5104] dump_stack_lvl+0xf8/0x160 [ 79.447902][ T5104] dump_stack+0x1c/0x5c [ 79.448528][ T5104] sysfs_create_dir_ns+0x22c/0x24c [ 79.449251][ T5104] kobject_add_internal+0x590/0xc54 [ 79.449994][ T5104] kobject_init_and_add+0x118/0x17c [ 79.450710][ T5104] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.451370][ T5104] gfs2_fill_super+0xdac/0x19e0 [ 79.451995][ T5104] get_tree_bdev+0x358/0x544 [ 79.452557][ T5104] gfs2_get_tree+0x54/0x1b4 [ 79.453177][ T5104] vfs_get_tree+0x90/0x274 [ 79.453804][ T5104] do_new_mount+0x228/0x810 [ 79.454426][ T5104] path_mount+0x5b4/0x1000 [ 79.455050][ T5104] __arm64_sys_mount+0x514/0x5e4 [ 79.455787][ T5104] invoke_syscall+0x98/0x2b8 [ 79.456559][ T5104] el0_svc_common+0x138/0x258 [ 79.457283][ T5104] do_el0_svc+0x58/0x14c [ 79.458017][ T5104] el0_svc+0x78/0x1e0 [ 79.458683][ T5104] el0t_64_sync_handler+0xcc/0xe4 [ 79.459457][ T5104] el0t_64_sync+0x1a0/0x1a4 [ 79.474911][ T5104] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.477018][ T5104] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.486175][ T5113] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.487337][ T5113] CPU: 0 PID: 5113 Comm: syz.3.45 Not tainted syzkaller #0 [ 79.488428][ T5113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.489887][ T5113] Call trace: [ 79.490410][ T5113] dump_backtrace+0x0/0x43c [ 79.491033][ T5113] show_stack+0x2c/0x3c [ 79.491618][ T5113] __dump_stack+0x30/0x40 [ 79.492230][ T5113] dump_stack_lvl+0xf8/0x160 [ 79.492819][ T5113] dump_stack+0x1c/0x5c [ 79.493503][ T5113] sysfs_create_dir_ns+0x22c/0x24c [ 79.494258][ T5113] kobject_add_internal+0x590/0xc54 [ 79.495029][ T5113] kobject_init_and_add+0x118/0x17c [ 79.495740][ T5113] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.496440][ T5113] gfs2_fill_super+0xdac/0x19e0 [ 79.497166][ T5113] get_tree_bdev+0x358/0x544 [ 79.497900][ T5113] gfs2_get_tree+0x54/0x1b4 [ 79.498585][ T5113] vfs_get_tree+0x90/0x274 [ 79.499257][ T5113] do_new_mount+0x228/0x810 [ 79.499879][ T5113] path_mount+0x5b4/0x1000 [ 79.500515][ T5113] __arm64_sys_mount+0x514/0x5e4 [ 79.501229][ T5113] invoke_syscall+0x98/0x2b8 [ 79.501934][ T5113] el0_svc_common+0x138/0x258 [ 79.502579][ T5113] do_el0_svc+0x58/0x14c [ 79.502874][ T5111] loop2: detected capacity change from 0 to 32768 [ 79.503193][ T5113] el0_svc+0x78/0x1e0 [ 79.503209][ T5113] el0t_64_sync_handler+0xcc/0xe4 [ 79.503223][ T5113] el0t_64_sync+0x1a0/0x1a4 [ 79.512341][ T5113] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.514904][ T5113] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.565621][ T5111] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.566944][ T5111] CPU: 1 PID: 5111 Comm: syz.2.44 Not tainted syzkaller #0 [ 79.568028][ T5111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.569636][ T5111] Call trace: [ 79.570093][ T5111] dump_backtrace+0x0/0x43c [ 79.570763][ T5111] show_stack+0x2c/0x3c [ 79.571392][ T5111] __dump_stack+0x30/0x40 [ 79.572191][ T5111] dump_stack_lvl+0xf8/0x160 [ 79.572936][ T5111] dump_stack+0x1c/0x5c [ 79.573606][ T5111] sysfs_create_dir_ns+0x22c/0x24c [ 79.574414][ T5111] kobject_add_internal+0x590/0xc54 [ 79.575297][ T5111] kobject_init_and_add+0x118/0x17c [ 79.576044][ T5111] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.576820][ T5111] gfs2_fill_super+0xdac/0x19e0 [ 79.577508][ T5111] get_tree_bdev+0x358/0x544 [ 79.578206][ T5111] gfs2_get_tree+0x54/0x1b4 [ 79.578831][ T5111] vfs_get_tree+0x90/0x274 [ 79.579529][ T5111] do_new_mount+0x228/0x810 [ 79.580198][ T5111] path_mount+0x5b4/0x1000 [ 79.580867][ T5111] __arm64_sys_mount+0x514/0x5e4 [ 79.581722][ T5111] invoke_syscall+0x98/0x2b8 [ 79.582371][ T5111] el0_svc_common+0x138/0x258 [ 79.583041][ T5111] do_el0_svc+0x58/0x14c [ 79.583692][ T5111] el0_svc+0x78/0x1e0 [ 79.584275][ T5111] el0t_64_sync_handler+0xcc/0xe4 [ 79.585032][ T5111] el0t_64_sync+0x1a0/0x1a4 [ 79.616728][ T5111] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.618663][ T5111] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.702508][ T5113] loop3: detected capacity change from 0 to 32768 [ 79.730268][ T5115] loop4: detected capacity change from 0 to 32768 [ 79.739357][ T5109] loop1: detected capacity change from 0 to 32768 [ 79.744128][ T5113] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.745305][ T5113] CPU: 0 PID: 5113 Comm: syz.3.45 Not tainted syzkaller #0 [ 79.746532][ T5113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.748212][ T5113] Call trace: [ 79.748730][ T5113] dump_backtrace+0x0/0x43c [ 79.749474][ T5113] show_stack+0x2c/0x3c [ 79.750117][ T5113] __dump_stack+0x30/0x40 [ 79.750799][ T5113] dump_stack_lvl+0xf8/0x160 [ 79.751438][ T5113] dump_stack+0x1c/0x5c [ 79.752082][ T5113] sysfs_create_dir_ns+0x22c/0x24c [ 79.752813][ T5113] kobject_add_internal+0x590/0xc54 [ 79.753569][ T5113] kobject_init_and_add+0x118/0x17c [ 79.754298][ T5113] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.754970][ T5113] gfs2_fill_super+0xdac/0x19e0 [ 79.755644][ T5113] get_tree_bdev+0x358/0x544 [ 79.756353][ T5113] gfs2_get_tree+0x54/0x1b4 [ 79.757059][ T5113] vfs_get_tree+0x90/0x274 [ 79.757724][ T5113] do_new_mount+0x228/0x810 [ 79.758363][ T5113] path_mount+0x5b4/0x1000 [ 79.758992][ T5113] __arm64_sys_mount+0x514/0x5e4 [ 79.759640][ T5113] invoke_syscall+0x98/0x2b8 [ 79.760352][ T5113] el0_svc_common+0x138/0x258 [ 79.761042][ T5113] do_el0_svc+0x58/0x14c [ 79.761619][ T5113] el0_svc+0x78/0x1e0 [ 79.762242][ T5113] el0t_64_sync_handler+0xcc/0xe4 [ 79.762963][ T5113] el0t_64_sync+0x1a0/0x1a4 [ 79.766001][ T5115] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.767082][ T5115] CPU: 0 PID: 5115 Comm: syz.4.46 Not tainted syzkaller #0 [ 79.768175][ T5115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.769708][ T5115] Call trace: [ 79.770224][ T5115] dump_backtrace+0x0/0x43c [ 79.770920][ T5115] show_stack+0x2c/0x3c [ 79.771419][ T5115] __dump_stack+0x30/0x40 [ 79.772036][ T5115] dump_stack_lvl+0xf8/0x160 [ 79.772674][ T5115] dump_stack+0x1c/0x5c [ 79.773313][ T5115] sysfs_create_dir_ns+0x22c/0x24c [ 79.774150][ T5115] kobject_add_internal+0x590/0xc54 [ 79.774923][ T5115] kobject_init_and_add+0x118/0x17c [ 79.775730][ T5115] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.776406][ T5115] gfs2_fill_super+0xdac/0x19e0 [ 79.777204][ T5115] get_tree_bdev+0x358/0x544 [ 79.777847][ T5115] gfs2_get_tree+0x54/0x1b4 [ 79.778527][ T5115] vfs_get_tree+0x90/0x274 [ 79.779102][ T5115] do_new_mount+0x228/0x810 [ 79.779776][ T5115] path_mount+0x5b4/0x1000 [ 79.780429][ T5115] __arm64_sys_mount+0x514/0x5e4 [ 79.781185][ T5115] invoke_syscall+0x98/0x2b8 [ 79.781846][ T5115] el0_svc_common+0x138/0x258 [ 79.782546][ T5115] do_el0_svc+0x58/0x14c [ 79.783179][ T5115] el0_svc+0x78/0x1e0 [ 79.783770][ T5115] el0t_64_sync_handler+0xcc/0xe4 [ 79.784558][ T5115] el0t_64_sync+0x1a0/0x1a4 [ 79.787410][ T5113] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.789977][ T5115] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.791851][ T5115] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.793382][ T5113] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.804210][ T5109] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.805333][ T5109] CPU: 1 PID: 5109 Comm: syz.1.43 Not tainted syzkaller #0 [ 79.806415][ T5109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.808016][ T5109] Call trace: [ 79.808482][ T5109] dump_backtrace+0x0/0x43c [ 79.809179][ T5109] show_stack+0x2c/0x3c [ 79.809769][ T5109] __dump_stack+0x30/0x40 [ 79.810399][ T5109] dump_stack_lvl+0xf8/0x160 [ 79.811017][ T5109] dump_stack+0x1c/0x5c [ 79.811560][ T5109] sysfs_create_dir_ns+0x22c/0x24c [ 79.812267][ T5109] kobject_add_internal+0x590/0xc54 [ 79.813082][ T5109] kobject_init_and_add+0x118/0x17c [ 79.813867][ T5109] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.814525][ T5109] gfs2_fill_super+0xdac/0x19e0 [ 79.815255][ T5109] get_tree_bdev+0x358/0x544 [ 79.815968][ T5109] gfs2_get_tree+0x54/0x1b4 [ 79.816646][ T5109] vfs_get_tree+0x90/0x274 [ 79.817350][ T5109] do_new_mount+0x228/0x810 [ 79.818063][ T5109] path_mount+0x5b4/0x1000 [ 79.818710][ T5109] __arm64_sys_mount+0x514/0x5e4 [ 79.819399][ T5109] invoke_syscall+0x98/0x2b8 [ 79.820074][ T5109] el0_svc_common+0x138/0x258 [ 79.820726][ T5109] do_el0_svc+0x58/0x14c [ 79.821445][ T5109] el0_svc+0x78/0x1e0 [ 79.822052][ T5109] el0t_64_sync_handler+0xcc/0xe4 [ 79.822754][ T5109] el0t_64_sync+0x1a0/0x1a4 [ 79.844991][ T5109] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.850326][ T5109] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.917977][ T5117] loop2: detected capacity change from 0 to 32768 [ 79.955525][ T5117] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.956727][ T5117] CPU: 0 PID: 5117 Comm: syz.2.47 Not tainted syzkaller #0 [ 79.957841][ T5117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.959316][ T5117] Call trace: [ 79.959847][ T5117] dump_backtrace+0x0/0x43c [ 79.960440][ T5117] show_stack+0x2c/0x3c [ 79.961008][ T5117] __dump_stack+0x30/0x40 [ 79.961766][ T5117] dump_stack_lvl+0xf8/0x160 [ 79.962487][ T5117] dump_stack+0x1c/0x5c [ 79.963145][ T5117] sysfs_create_dir_ns+0x22c/0x24c [ 79.963926][ T5117] kobject_add_internal+0x590/0xc54 [ 79.964711][ T5117] kobject_init_and_add+0x118/0x17c [ 79.965441][ T5117] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.966149][ T5117] gfs2_fill_super+0xdac/0x19e0 [ 79.966892][ T5117] get_tree_bdev+0x358/0x544 [ 79.967569][ T5117] gfs2_get_tree+0x54/0x1b4 [ 79.968232][ T5117] vfs_get_tree+0x90/0x274 [ 79.968875][ T5117] do_new_mount+0x228/0x810 [ 79.969532][ T5117] path_mount+0x5b4/0x1000 [ 79.970217][ T5117] __arm64_sys_mount+0x514/0x5e4 [ 79.970942][ T5117] invoke_syscall+0x98/0x2b8 [ 79.971668][ T5117] el0_svc_common+0x138/0x258 [ 79.972358][ T5117] do_el0_svc+0x58/0x14c [ 79.972966][ T5117] el0_svc+0x78/0x1e0 [ 79.973563][ T5117] el0t_64_sync_handler+0xcc/0xe4 [ 79.974372][ T5117] el0t_64_sync+0x1a0/0x1a4 [ 80.003090][ T5117] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.005151][ T5117] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.119572][ T5119] loop1: detected capacity change from 0 to 32768 [ 80.126270][ T5119] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.127334][ T5119] CPU: 1 PID: 5119 Comm: syz.1.48 Not tainted syzkaller #0 [ 80.128408][ T5119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.130071][ T5119] Call trace: [ 80.130561][ T5119] dump_backtrace+0x0/0x43c [ 80.131308][ T5119] show_stack+0x2c/0x3c [ 80.132029][ T5119] __dump_stack+0x30/0x40 [ 80.132684][ T5119] dump_stack_lvl+0xf8/0x160 [ 80.133391][ T5119] dump_stack+0x1c/0x5c [ 80.134091][ T5119] sysfs_create_dir_ns+0x22c/0x24c [ 80.134882][ T5119] kobject_add_internal+0x590/0xc54 [ 80.135701][ T5119] kobject_init_and_add+0x118/0x17c [ 80.136523][ T5119] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.137228][ T5119] gfs2_fill_super+0xdac/0x19e0 [ 80.137456][ T5115] loop4: detected capacity change from 0 to 32768 [ 80.137973][ T5119] get_tree_bdev+0x358/0x544 [ 80.139743][ T5119] gfs2_get_tree+0x54/0x1b4 [ 80.140456][ T5119] vfs_get_tree+0x90/0x274 [ 80.141156][ T5119] do_new_mount+0x228/0x810 [ 80.141811][ T5119] path_mount+0x5b4/0x1000 [ 80.142258][ T5121] loop3: detected capacity change from 0 to 32768 [ 80.142488][ T5119] __arm64_sys_mount+0x514/0x5e4 [ 80.144302][ T5119] invoke_syscall+0x98/0x2b8 [ 80.145063][ T5119] el0_svc_common+0x138/0x258 [ 80.145790][ T5119] do_el0_svc+0x58/0x14c [ 80.146467][ T5119] el0_svc+0x78/0x1e0 [ 80.147081][ T5119] el0t_64_sync_handler+0xcc/0xe4 [ 80.147868][ T5119] el0t_64_sync+0x1a0/0x1a4 [ 80.150929][ T5119] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.152952][ T5119] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.175196][ T5115] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.176361][ T5115] CPU: 1 PID: 5115 Comm: syz.4.46 Not tainted syzkaller #0 [ 80.177397][ T5115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.178988][ T5115] Call trace: [ 80.179423][ T5115] dump_backtrace+0x0/0x43c [ 80.180157][ T5115] show_stack+0x2c/0x3c [ 80.180800][ T5115] __dump_stack+0x30/0x40 [ 80.181472][ T5115] dump_stack_lvl+0xf8/0x160 [ 80.182183][ T5115] dump_stack+0x1c/0x5c [ 80.182895][ T5115] sysfs_create_dir_ns+0x22c/0x24c [ 80.183619][ T5115] kobject_add_internal+0x590/0xc54 [ 80.184411][ T5115] kobject_init_and_add+0x118/0x17c [ 80.185176][ T5115] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.185870][ T5115] gfs2_fill_super+0xdac/0x19e0 [ 80.186609][ T5115] get_tree_bdev+0x358/0x544 [ 80.187343][ T5115] gfs2_get_tree+0x54/0x1b4 [ 80.188050][ T5115] vfs_get_tree+0x90/0x274 [ 80.188713][ T5115] do_new_mount+0x228/0x810 [ 80.189356][ T5115] path_mount+0x5b4/0x1000 [ 80.190131][ T5115] __arm64_sys_mount+0x514/0x5e4 [ 80.190927][ T5115] invoke_syscall+0x98/0x2b8 [ 80.191659][ T5115] el0_svc_common+0x138/0x258 [ 80.192396][ T5115] do_el0_svc+0x58/0x14c [ 80.193069][ T5115] el0_svc+0x78/0x1e0 [ 80.193684][ T5115] el0t_64_sync_handler+0xcc/0xe4 [ 80.194406][ T5115] el0t_64_sync+0x1a0/0x1a4 [ 80.203841][ T5115] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.205783][ T5115] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.206640][ T5121] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.207897][ T5121] CPU: 0 PID: 5121 Comm: syz.3.49 Not tainted syzkaller #0 [ 80.208913][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.210393][ T5121] Call trace: [ 80.210893][ T5121] dump_backtrace+0x0/0x43c [ 80.211540][ T5121] show_stack+0x2c/0x3c [ 80.212165][ T5121] __dump_stack+0x30/0x40 [ 80.212865][ T5121] dump_stack_lvl+0xf8/0x160 [ 80.213550][ T5121] dump_stack+0x1c/0x5c [ 80.214174][ T5121] sysfs_create_dir_ns+0x22c/0x24c [ 80.214983][ T5121] kobject_add_internal+0x590/0xc54 [ 80.215834][ T5121] kobject_init_and_add+0x118/0x17c [ 80.216637][ T5121] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.217344][ T5121] gfs2_fill_super+0xdac/0x19e0 [ 80.218070][ T5121] get_tree_bdev+0x358/0x544 [ 80.218787][ T5121] gfs2_get_tree+0x54/0x1b4 [ 80.219472][ T5121] vfs_get_tree+0x90/0x274 [ 80.220155][ T5121] do_new_mount+0x228/0x810 [ 80.220769][ T5121] path_mount+0x5b4/0x1000 [ 80.221371][ T5121] __arm64_sys_mount+0x514/0x5e4 [ 80.222094][ T5121] invoke_syscall+0x98/0x2b8 [ 80.222763][ T5121] el0_svc_common+0x138/0x258 [ 80.223466][ T5121] do_el0_svc+0x58/0x14c [ 80.224087][ T5121] el0_svc+0x78/0x1e0 [ 80.224661][ T5117] loop2: detected capacity change from 0 to 32768 [ 80.224718][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 80.226667][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 80.229204][ T5121] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.232835][ T5121] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.255930][ T5117] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.257033][ T5117] CPU: 1 PID: 5117 Comm: syz.2.47 Not tainted syzkaller #0 [ 80.258067][ T5117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.259580][ T5117] Call trace: [ 80.260102][ T5117] dump_backtrace+0x0/0x43c [ 80.260809][ T5117] show_stack+0x2c/0x3c [ 80.261409][ T5117] __dump_stack+0x30/0x40 [ 80.262212][ T5117] dump_stack_lvl+0xf8/0x160 [ 80.263005][ T5117] dump_stack+0x1c/0x5c [ 80.263629][ T5117] sysfs_create_dir_ns+0x22c/0x24c [ 80.264419][ T5117] kobject_add_internal+0x590/0xc54 [ 80.265216][ T5117] kobject_init_and_add+0x118/0x17c [ 80.266008][ T5117] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.266753][ T5117] gfs2_fill_super+0xdac/0x19e0 [ 80.267472][ T5117] get_tree_bdev+0x358/0x544 [ 80.268229][ T5117] gfs2_get_tree+0x54/0x1b4 [ 80.268934][ T5117] vfs_get_tree+0x90/0x274 [ 80.269575][ T5117] do_new_mount+0x228/0x810 [ 80.270258][ T5117] path_mount+0x5b4/0x1000 [ 80.270984][ T5117] __arm64_sys_mount+0x514/0x5e4 [ 80.271739][ T5117] invoke_syscall+0x98/0x2b8 [ 80.272391][ T5117] el0_svc_common+0x138/0x258 [ 80.273067][ T5117] do_el0_svc+0x58/0x14c [ 80.273782][ T5117] el0_svc+0x78/0x1e0 [ 80.274380][ T5117] el0t_64_sync_handler+0xcc/0xe4 [ 80.275155][ T5117] el0t_64_sync+0x1a0/0x1a4 [ 80.296601][ T5117] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.298712][ T5117] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.488776][ T5121] loop3: detected capacity change from 0 to 32768 [ 80.515435][ T5119] loop1: detected capacity change from 0 to 32768 [ 80.518954][ T5123] loop4: detected capacity change from 0 to 32768 [ 80.520412][ T5125] loop2: detected capacity change from 0 to 32768 [ 80.526945][ T5121] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.528086][ T5121] CPU: 1 PID: 5121 Comm: syz.3.49 Not tainted syzkaller #0 [ 80.529234][ T5121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.530769][ T5121] Call trace: [ 80.531203][ T5121] dump_backtrace+0x0/0x43c [ 80.531836][ T5121] show_stack+0x2c/0x3c [ 80.532493][ T5121] __dump_stack+0x30/0x40 [ 80.533130][ T5121] dump_stack_lvl+0xf8/0x160 [ 80.533749][ T5121] dump_stack+0x1c/0x5c [ 80.534326][ T5121] sysfs_create_dir_ns+0x22c/0x24c [ 80.535024][ T5121] kobject_add_internal+0x590/0xc54 [ 80.535779][ T5121] kobject_init_and_add+0x118/0x17c [ 80.536595][ T5121] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.537308][ T5121] gfs2_fill_super+0xdac/0x19e0 [ 80.538012][ T5121] get_tree_bdev+0x358/0x544 [ 80.538675][ T5121] gfs2_get_tree+0x54/0x1b4 [ 80.539500][ T5121] vfs_get_tree+0x90/0x274 [ 80.540167][ T5121] do_new_mount+0x228/0x810 [ 80.540885][ T5121] path_mount+0x5b4/0x1000 [ 80.541549][ T5121] __arm64_sys_mount+0x514/0x5e4 [ 80.542290][ T5121] invoke_syscall+0x98/0x2b8 [ 80.542997][ T5121] el0_svc_common+0x138/0x258 [ 80.543756][ T5121] do_el0_svc+0x58/0x14c [ 80.544405][ T5121] el0_svc+0x78/0x1e0 [ 80.545002][ T5121] el0t_64_sync_handler+0xcc/0xe4 [ 80.545776][ T5121] el0t_64_sync+0x1a0/0x1a4 [ 80.548005][ T5121] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.549975][ T5121] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.553967][ T5125] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.554996][ T5123] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.555176][ T5125] CPU: 1 PID: 5125 Comm: syz.2.51 Not tainted syzkaller #0 [ 80.557435][ T5125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.558845][ T5125] Call trace: [ 80.559346][ T5125] dump_backtrace+0x0/0x43c [ 80.560003][ T5125] show_stack+0x2c/0x3c [ 80.560628][ T5125] __dump_stack+0x30/0x40 [ 80.561393][ T5125] dump_stack_lvl+0xf8/0x160 [ 80.562086][ T5125] dump_stack+0x1c/0x5c [ 80.562774][ T5125] sysfs_create_dir_ns+0x22c/0x24c [ 80.563605][ T5125] kobject_add_internal+0x590/0xc54 [ 80.564374][ T5125] kobject_init_and_add+0x118/0x17c [ 80.565119][ T5125] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.565876][ T5125] gfs2_fill_super+0xdac/0x19e0 [ 80.566630][ T5125] get_tree_bdev+0x358/0x544 [ 80.567304][ T5125] gfs2_get_tree+0x54/0x1b4 [ 80.567964][ T5125] vfs_get_tree+0x90/0x274 [ 80.568567][ T5125] do_new_mount+0x228/0x810 [ 80.569230][ T5125] path_mount+0x5b4/0x1000 [ 80.569885][ T5125] __arm64_sys_mount+0x514/0x5e4 [ 80.570573][ T5125] invoke_syscall+0x98/0x2b8 [ 80.571196][ T5125] el0_svc_common+0x138/0x258 [ 80.571846][ T5125] do_el0_svc+0x58/0x14c [ 80.572481][ T5125] el0_svc+0x78/0x1e0 [ 80.573154][ T5125] el0t_64_sync_handler+0xcc/0xe4 [ 80.573935][ T5125] el0t_64_sync+0x1a0/0x1a4 [ 80.574621][ T5123] CPU: 0 PID: 5123 Comm: syz.4.50 Not tainted syzkaller #0 [ 80.575776][ T5123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.577227][ T5123] Call trace: [ 80.577724][ T5123] dump_backtrace+0x0/0x43c [ 80.578452][ T5123] show_stack+0x2c/0x3c [ 80.579049][ T5123] __dump_stack+0x30/0x40 [ 80.579734][ T5123] dump_stack_lvl+0xf8/0x160 [ 80.580376][ T5123] dump_stack+0x1c/0x5c [ 80.581022][ T5123] sysfs_create_dir_ns+0x22c/0x24c [ 80.581799][ T5123] kobject_add_internal+0x590/0xc54 [ 80.582595][ T5123] kobject_init_and_add+0x118/0x17c [ 80.583331][ T5123] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.584086][ T5123] gfs2_fill_super+0xdac/0x19e0 [ 80.584782][ T5123] get_tree_bdev+0x358/0x544 [ 80.585451][ T5123] gfs2_get_tree+0x54/0x1b4 [ 80.586185][ T5123] vfs_get_tree+0x90/0x274 [ 80.586796][ T5123] do_new_mount+0x228/0x810 [ 80.587464][ T5123] path_mount+0x5b4/0x1000 [ 80.588066][ T5123] __arm64_sys_mount+0x514/0x5e4 [ 80.588795][ T5123] invoke_syscall+0x98/0x2b8 [ 80.589499][ T5123] el0_svc_common+0x138/0x258 [ 80.590174][ T5123] do_el0_svc+0x58/0x14c [ 80.590761][ T5123] el0_svc+0x78/0x1e0 [ 80.591370][ T5123] el0t_64_sync_handler+0xcc/0xe4 [ 80.592097][ T5123] el0t_64_sync+0x1a0/0x1a4 [ 80.594110][ T5119] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.595218][ T5119] CPU: 0 PID: 5119 Comm: syz.1.48 Not tainted syzkaller #0 [ 80.596297][ T5119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.597835][ T5119] Call trace: [ 80.598273][ T5119] dump_backtrace+0x0/0x43c [ 80.598954][ T5119] show_stack+0x2c/0x3c [ 80.599543][ T5119] __dump_stack+0x30/0x40 [ 80.600153][ T5119] dump_stack_lvl+0xf8/0x160 [ 80.600758][ T5119] dump_stack+0x1c/0x5c [ 80.601312][ T5119] sysfs_create_dir_ns+0x22c/0x24c [ 80.601974][ T5125] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.602054][ T5119] kobject_add_internal+0x590/0xc54 [ 80.604849][ T5119] kobject_init_and_add+0x118/0x17c [ 80.605547][ T5119] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.606307][ T5119] gfs2_fill_super+0xdac/0x19e0 [ 80.607015][ T5119] get_tree_bdev+0x358/0x544 [ 80.607660][ T5119] gfs2_get_tree+0x54/0x1b4 [ 80.608326][ T5119] vfs_get_tree+0x90/0x274 [ 80.608923][ T5119] do_new_mount+0x228/0x810 [ 80.609559][ T5119] path_mount+0x5b4/0x1000 [ 80.610152][ T5119] __arm64_sys_mount+0x514/0x5e4 [ 80.610862][ T5119] invoke_syscall+0x98/0x2b8 [ 80.611562][ T5119] el0_svc_common+0x138/0x258 [ 80.612194][ T5119] do_el0_svc+0x58/0x14c [ 80.612777][ T5119] el0_svc+0x78/0x1e0 [ 80.613344][ T5119] el0t_64_sync_handler+0xcc/0xe4 [ 80.614086][ T5119] el0t_64_sync+0x1a0/0x1a4 [ 80.615220][ T5125] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.619358][ T5119] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.621419][ T5119] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.622708][ T5123] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.626499][ T5123] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.798352][ T5123] loop4: detected capacity change from 0 to 32768 [ 80.851052][ T5123] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.852126][ T5123] CPU: 0 PID: 5123 Comm: syz.4.50 Not tainted syzkaller #0 [ 80.853299][ T5123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.855016][ T5123] Call trace: [ 80.855527][ T5123] dump_backtrace+0x0/0x43c [ 80.856243][ T5123] show_stack+0x2c/0x3c [ 80.856788][ T5123] __dump_stack+0x30/0x40 [ 80.857426][ T5123] dump_stack_lvl+0xf8/0x160 [ 80.858096][ T5123] dump_stack+0x1c/0x5c [ 80.858888][ T5123] sysfs_create_dir_ns+0x22c/0x24c [ 80.859726][ T5123] kobject_add_internal+0x590/0xc54 [ 80.860538][ T5123] kobject_init_and_add+0x118/0x17c [ 80.861376][ T5123] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.862123][ T5123] gfs2_fill_super+0xdac/0x19e0 [ 80.862869][ T5123] get_tree_bdev+0x358/0x544 [ 80.863643][ T5123] gfs2_get_tree+0x54/0x1b4 [ 80.864318][ T5123] vfs_get_tree+0x90/0x274 [ 80.864939][ T5123] do_new_mount+0x228/0x810 [ 80.865604][ T5123] path_mount+0x5b4/0x1000 [ 80.866284][ T5123] __arm64_sys_mount+0x514/0x5e4 [ 80.867037][ T5123] invoke_syscall+0x98/0x2b8 [ 80.867700][ T5123] el0_svc_common+0x138/0x258 [ 80.868463][ T5123] do_el0_svc+0x58/0x14c [ 80.868757][ T5127] loop3: detected capacity change from 0 to 32768 [ 80.869079][ T5123] el0_svc+0x78/0x1e0 [ 80.870626][ T5123] el0t_64_sync_handler+0xcc/0xe4 [ 80.871415][ T5123] el0t_64_sync+0x1a0/0x1a4 [ 80.872706][ T5125] loop2: detected capacity change from 0 to 32768 [ 80.890852][ T5123] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.895229][ T5123] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.896071][ T5129] loop1: detected capacity change from 0 to 32768 [ 80.920466][ T5127] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.921686][ T5127] CPU: 1 PID: 5127 Comm: syz.3.52 Not tainted syzkaller #0 [ 80.922763][ T5127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.924212][ T5127] Call trace: [ 80.924736][ T5127] dump_backtrace+0x0/0x43c [ 80.925494][ T5127] show_stack+0x2c/0x3c [ 80.926083][ T5127] __dump_stack+0x30/0x40 [ 80.926690][ T5127] dump_stack_lvl+0xf8/0x160 [ 80.927341][ T5127] dump_stack+0x1c/0x5c [ 80.927965][ T5127] sysfs_create_dir_ns+0x22c/0x24c [ 80.928709][ T5127] kobject_add_internal+0x590/0xc54 [ 80.929472][ T5127] kobject_init_and_add+0x118/0x17c [ 80.930253][ T5127] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.930918][ T5127] gfs2_fill_super+0xdac/0x19e0 [ 80.931593][ T5127] get_tree_bdev+0x358/0x544 [ 80.932291][ T5127] gfs2_get_tree+0x54/0x1b4 [ 80.933043][ T5127] vfs_get_tree+0x90/0x274 [ 80.933696][ T5127] do_new_mount+0x228/0x810 [ 80.934369][ T5127] path_mount+0x5b4/0x1000 [ 80.935106][ T5127] __arm64_sys_mount+0x514/0x5e4 [ 80.935923][ T5127] invoke_syscall+0x98/0x2b8 [ 80.936572][ T5127] el0_svc_common+0x138/0x258 [ 80.937305][ T5127] do_el0_svc+0x58/0x14c [ 80.937954][ T5127] el0_svc+0x78/0x1e0 [ 80.938528][ T5127] el0t_64_sync_handler+0xcc/0xe4 [ 80.939178][ T5127] el0t_64_sync+0x1a0/0x1a4 [ 80.940096][ T5125] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.941256][ T5125] CPU: 1 PID: 5125 Comm: syz.2.51 Not tainted syzkaller #0 [ 80.942364][ T5125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.943839][ T5125] Call trace: [ 80.944292][ T5125] dump_backtrace+0x0/0x43c [ 80.944944][ T5125] show_stack+0x2c/0x3c [ 80.945641][ T5125] __dump_stack+0x30/0x40 [ 80.946259][ T5125] dump_stack_lvl+0xf8/0x160 [ 80.946967][ T5125] dump_stack+0x1c/0x5c [ 80.947642][ T5125] sysfs_create_dir_ns+0x22c/0x24c [ 80.948463][ T5125] kobject_add_internal+0x590/0xc54 [ 80.949270][ T5125] kobject_init_and_add+0x118/0x17c [ 80.949724][ T5127] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.950056][ T5125] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.952098][ T5127] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.952757][ T5125] gfs2_fill_super+0xdac/0x19e0 [ 80.954515][ T5125] get_tree_bdev+0x358/0x544 [ 80.955212][ T5125] gfs2_get_tree+0x54/0x1b4 [ 80.955245][ T5129] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.955951][ T5125] vfs_get_tree+0x90/0x274 [ 80.955967][ T5125] do_new_mount+0x228/0x810 [ 80.958487][ T5125] path_mount+0x5b4/0x1000 [ 80.959129][ T5125] __arm64_sys_mount+0x514/0x5e4 [ 80.959872][ T5125] invoke_syscall+0x98/0x2b8 [ 80.960504][ T5125] el0_svc_common+0x138/0x258 [ 80.961254][ T5125] do_el0_svc+0x58/0x14c [ 80.961904][ T5125] el0_svc+0x78/0x1e0 [ 80.962490][ T5125] el0t_64_sync_handler+0xcc/0xe4 [ 80.963236][ T5125] el0t_64_sync+0x1a0/0x1a4 [ 80.963934][ T5129] CPU: 0 PID: 5129 Comm: syz.1.53 Not tainted syzkaller #0 [ 80.965054][ T5129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.966628][ T5129] Call trace: [ 80.967112][ T5129] dump_backtrace+0x0/0x43c [ 80.967826][ T5129] show_stack+0x2c/0x3c [ 80.968426][ T5129] __dump_stack+0x30/0x40 [ 80.969051][ T5129] dump_stack_lvl+0xf8/0x160 [ 80.969718][ T5129] dump_stack+0x1c/0x5c [ 80.970343][ T5129] sysfs_create_dir_ns+0x22c/0x24c [ 80.971180][ T5129] kobject_add_internal+0x590/0xc54 [ 80.972066][ T5129] kobject_init_and_add+0x118/0x17c [ 80.972946][ T5129] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.973140][ T5125] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.973663][ T5129] gfs2_fill_super+0xdac/0x19e0 [ 80.975744][ T5125] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.976522][ T5129] get_tree_bdev+0x358/0x544 [ 80.978169][ T5129] gfs2_get_tree+0x54/0x1b4 [ 80.978778][ T5129] vfs_get_tree+0x90/0x274 [ 80.979502][ T5129] do_new_mount+0x228/0x810 [ 80.980210][ T5129] path_mount+0x5b4/0x1000 [ 80.980913][ T5129] __arm64_sys_mount+0x514/0x5e4 [ 80.981655][ T5129] invoke_syscall+0x98/0x2b8 [ 80.982368][ T5129] el0_svc_common+0x138/0x258 [ 80.983082][ T5129] do_el0_svc+0x58/0x14c [ 80.983776][ T5129] el0_svc+0x78/0x1e0 [ 80.984370][ T5129] el0t_64_sync_handler+0xcc/0xe4 [ 80.985082][ T5129] el0t_64_sync+0x1a0/0x1a4 [ 80.987612][ T5129] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.989547][ T5129] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.245694][ T5129] loop1: detected capacity change from 0 to 32768 [ 81.266403][ T5131] loop2: detected capacity change from 0 to 32768 [ 81.277600][ T5127] loop3: detected capacity change from 0 to 32768 [ 81.288805][ T5129] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.289875][ T5129] CPU: 0 PID: 5129 Comm: syz.1.53 Not tainted syzkaller #0 [ 81.290959][ T5129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.292252][ T5129] Call trace: [ 81.292677][ T5129] dump_backtrace+0x0/0x43c [ 81.293380][ T5129] show_stack+0x2c/0x3c [ 81.293934][ T5129] __dump_stack+0x30/0x40 [ 81.294611][ T5129] dump_stack_lvl+0xf8/0x160 [ 81.295399][ T5129] dump_stack+0x1c/0x5c [ 81.296034][ T5129] sysfs_create_dir_ns+0x22c/0x24c [ 81.296290][ T5133] loop4: detected capacity change from 0 to 32768 [ 81.296717][ T5129] kobject_add_internal+0x590/0xc54 [ 81.296730][ T5129] kobject_init_and_add+0x118/0x17c [ 81.299306][ T5129] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.300015][ T5129] gfs2_fill_super+0xdac/0x19e0 [ 81.300758][ T5129] get_tree_bdev+0x358/0x544 [ 81.301481][ T5129] gfs2_get_tree+0x54/0x1b4 [ 81.302138][ T5129] vfs_get_tree+0x90/0x274 [ 81.302762][ T5129] do_new_mount+0x228/0x810 [ 81.303474][ T5129] path_mount+0x5b4/0x1000 [ 81.304124][ T5129] __arm64_sys_mount+0x514/0x5e4 [ 81.304819][ T5129] invoke_syscall+0x98/0x2b8 [ 81.305542][ T5129] el0_svc_common+0x138/0x258 [ 81.306247][ T5129] do_el0_svc+0x58/0x14c [ 81.306888][ T5129] el0_svc+0x78/0x1e0 [ 81.307501][ T5129] el0t_64_sync_handler+0xcc/0xe4 [ 81.308185][ T5129] el0t_64_sync+0x1a0/0x1a4 [ 81.310315][ T5129] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.312307][ T5129] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.313912][ T5127] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.315146][ T5127] CPU: 1 PID: 5127 Comm: syz.3.52 Not tainted syzkaller #0 [ 81.316237][ T5127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.317646][ T5127] Call trace: [ 81.318107][ T5127] dump_backtrace+0x0/0x43c [ 81.318741][ T5127] show_stack+0x2c/0x3c [ 81.319415][ T5127] __dump_stack+0x30/0x40 [ 81.320112][ T5127] dump_stack_lvl+0xf8/0x160 [ 81.320826][ T5127] dump_stack+0x1c/0x5c [ 81.321451][ T5127] sysfs_create_dir_ns+0x22c/0x24c [ 81.321650][ T5131] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.322198][ T5127] kobject_add_internal+0x590/0xc54 [ 81.324124][ T5127] kobject_init_and_add+0x118/0x17c [ 81.324931][ T5127] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.325634][ T5127] gfs2_fill_super+0xdac/0x19e0 [ 81.326414][ T5127] get_tree_bdev+0x358/0x544 [ 81.327152][ T5127] gfs2_get_tree+0x54/0x1b4 [ 81.327845][ T5127] vfs_get_tree+0x90/0x274 [ 81.328499][ T5127] do_new_mount+0x228/0x810 [ 81.329161][ T5127] path_mount+0x5b4/0x1000 [ 81.329775][ T5127] __arm64_sys_mount+0x514/0x5e4 [ 81.330567][ T5127] invoke_syscall+0x98/0x2b8 [ 81.331263][ T5127] el0_svc_common+0x138/0x258 [ 81.331802][ T5127] do_el0_svc+0x58/0x14c [ 81.332413][ T5127] el0_svc+0x78/0x1e0 [ 81.332962][ T5127] el0t_64_sync_handler+0xcc/0xe4 [ 81.333682][ T5127] el0t_64_sync+0x1a0/0x1a4 [ 81.334343][ T5131] CPU: 0 PID: 5131 Comm: syz.2.54 Not tainted syzkaller #0 [ 81.335413][ T5131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.337039][ T5131] Call trace: [ 81.337206][ T5127] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.337500][ T5131] dump_backtrace+0x0/0x43c [ 81.339506][ T5127] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.340064][ T5131] show_stack+0x2c/0x3c [ 81.341555][ T5131] __dump_stack+0x30/0x40 [ 81.342242][ T5131] dump_stack_lvl+0xf8/0x160 [ 81.342977][ T5131] dump_stack+0x1c/0x5c [ 81.343586][ T5131] sysfs_create_dir_ns+0x22c/0x24c [ 81.344523][ T5131] kobject_add_internal+0x590/0xc54 [ 81.345414][ T5131] kobject_init_and_add+0x118/0x17c [ 81.346242][ T5131] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.346960][ T5131] gfs2_fill_super+0xdac/0x19e0 [ 81.347910][ T5131] get_tree_bdev+0x358/0x544 [ 81.348589][ T5131] gfs2_get_tree+0x54/0x1b4 [ 81.349238][ T5131] vfs_get_tree+0x90/0x274 [ 81.349969][ T5131] do_new_mount+0x228/0x810 [ 81.350672][ T5131] path_mount+0x5b4/0x1000 [ 81.351294][ T5131] __arm64_sys_mount+0x514/0x5e4 [ 81.352042][ T5131] invoke_syscall+0x98/0x2b8 [ 81.352749][ T5131] el0_svc_common+0x138/0x258 [ 81.353440][ T5131] do_el0_svc+0x58/0x14c [ 81.353457][ T5131] el0_svc+0x78/0x1e0 [ 81.353465][ T5131] el0t_64_sync_handler+0xcc/0xe4 [ 81.355515][ T5131] el0t_64_sync+0x1a0/0x1a4 [ 81.361587][ T5131] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.363654][ T5131] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.363746][ T5133] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.365937][ T5133] CPU: 1 PID: 5133 Comm: syz.4.55 Not tainted syzkaller #0 [ 81.367172][ T5133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.368677][ T5133] Call trace: [ 81.369142][ T5133] dump_backtrace+0x0/0x43c [ 81.369804][ T5133] show_stack+0x2c/0x3c [ 81.370477][ T5133] __dump_stack+0x30/0x40 [ 81.371106][ T5133] dump_stack_lvl+0xf8/0x160 [ 81.371784][ T5133] dump_stack+0x1c/0x5c [ 81.372344][ T5133] sysfs_create_dir_ns+0x22c/0x24c [ 81.373079][ T5133] kobject_add_internal+0x590/0xc54 [ 81.373825][ T5133] kobject_init_and_add+0x118/0x17c [ 81.374641][ T5133] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.375340][ T5133] gfs2_fill_super+0xdac/0x19e0 [ 81.376012][ T5133] get_tree_bdev+0x358/0x544 [ 81.376762][ T5133] gfs2_get_tree+0x54/0x1b4 [ 81.377463][ T5133] vfs_get_tree+0x90/0x274 [ 81.378133][ T5133] do_new_mount+0x228/0x810 [ 81.378760][ T5133] path_mount+0x5b4/0x1000 [ 81.379442][ T5133] __arm64_sys_mount+0x514/0x5e4 [ 81.380134][ T5133] invoke_syscall+0x98/0x2b8 [ 81.380834][ T5133] el0_svc_common+0x138/0x258 [ 81.381537][ T5133] do_el0_svc+0x58/0x14c [ 81.382190][ T5133] el0_svc+0x78/0x1e0 [ 81.382800][ T5133] el0t_64_sync_handler+0xcc/0xe4 [ 81.383560][ T5133] el0t_64_sync+0x1a0/0x1a4 [ 81.400604][ T5133] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.402713][ T5133] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.600750][ T5135] loop3: detected capacity change from 0 to 32768 [ 81.611910][ T5133] loop4: detected capacity change from 0 to 32768 [ 81.615325][ T5135] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.616552][ T5135] CPU: 0 PID: 5135 Comm: syz.3.56 Not tainted syzkaller #0 [ 81.617677][ T5135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.619230][ T5135] Call trace: [ 81.619736][ T5135] dump_backtrace+0x0/0x43c [ 81.620460][ T5135] show_stack+0x2c/0x3c [ 81.621108][ T5135] __dump_stack+0x30/0x40 [ 81.621762][ T5135] dump_stack_lvl+0xf8/0x160 [ 81.622413][ T5135] dump_stack+0x1c/0x5c [ 81.623001][ T5135] sysfs_create_dir_ns+0x22c/0x24c [ 81.623669][ T5135] kobject_add_internal+0x590/0xc54 [ 81.624459][ T5135] kobject_init_and_add+0x118/0x17c [ 81.625185][ T5135] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.625882][ T5135] gfs2_fill_super+0xdac/0x19e0 [ 81.626643][ T5135] get_tree_bdev+0x358/0x544 [ 81.627303][ T5135] gfs2_get_tree+0x54/0x1b4 [ 81.627949][ T5135] vfs_get_tree+0x90/0x274 [ 81.628642][ T5135] do_new_mount+0x228/0x810 [ 81.629301][ T5135] path_mount+0x5b4/0x1000 [ 81.629930][ T5135] __arm64_sys_mount+0x514/0x5e4 [ 81.630692][ T5135] invoke_syscall+0x98/0x2b8 [ 81.631451][ T5135] el0_svc_common+0x138/0x258 [ 81.632201][ T5135] do_el0_svc+0x58/0x14c [ 81.632908][ T5135] el0_svc+0x78/0x1e0 [ 81.633514][ T5135] el0t_64_sync_handler+0xcc/0xe4 [ 81.634255][ T5135] el0t_64_sync+0x1a0/0x1a4 [ 81.662641][ T5137] loop1: detected capacity change from 0 to 32768 [ 81.663057][ T5135] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.665713][ T5135] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.672899][ T5131] loop2: detected capacity change from 0 to 32768 [ 81.675738][ T5133] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.676827][ T5133] CPU: 1 PID: 5133 Comm: syz.4.55 Not tainted syzkaller #0 [ 81.677897][ T5133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.679464][ T5133] Call trace: [ 81.679918][ T5133] dump_backtrace+0x0/0x43c [ 81.680667][ T5133] show_stack+0x2c/0x3c [ 81.681247][ T5133] __dump_stack+0x30/0x40 [ 81.681869][ T5133] dump_stack_lvl+0xf8/0x160 [ 81.682497][ T5133] dump_stack+0x1c/0x5c [ 81.683163][ T5133] sysfs_create_dir_ns+0x22c/0x24c [ 81.684009][ T5133] kobject_add_internal+0x590/0xc54 [ 81.684896][ T5133] kobject_init_and_add+0x118/0x17c [ 81.685634][ T5133] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.686480][ T5133] gfs2_fill_super+0xdac/0x19e0 [ 81.687309][ T5133] get_tree_bdev+0x358/0x544 [ 81.688092][ T5133] gfs2_get_tree+0x54/0x1b4 [ 81.688764][ T5133] vfs_get_tree+0x90/0x274 [ 81.689388][ T5133] do_new_mount+0x228/0x810 [ 81.690075][ T5133] path_mount+0x5b4/0x1000 [ 81.690782][ T5133] __arm64_sys_mount+0x514/0x5e4 [ 81.691502][ T5133] invoke_syscall+0x98/0x2b8 [ 81.692197][ T5133] el0_svc_common+0x138/0x258 [ 81.692972][ T5133] do_el0_svc+0x58/0x14c [ 81.693567][ T5133] el0_svc+0x78/0x1e0 [ 81.694181][ T5133] el0t_64_sync_handler+0xcc/0xe4 [ 81.695746][ T5133] el0t_64_sync+0x1a0/0x1a4 [ 81.697243][ T5133] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.699204][ T5133] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.713618][ T5131] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.714660][ T5131] CPU: 1 PID: 5131 Comm: syz.2.54 Not tainted syzkaller #0 [ 81.715874][ T5131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.718010][ T5131] Call trace: [ 81.718554][ T5131] dump_backtrace+0x0/0x43c [ 81.719287][ T5131] show_stack+0x2c/0x3c [ 81.719912][ T5131] __dump_stack+0x30/0x40 [ 81.720531][ T5131] dump_stack_lvl+0xf8/0x160 [ 81.721248][ T5131] dump_stack+0x1c/0x5c [ 81.721826][ T5131] sysfs_create_dir_ns+0x22c/0x24c [ 81.722528][ T5131] kobject_add_internal+0x590/0xc54 [ 81.723300][ T5131] kobject_init_and_add+0x118/0x17c [ 81.724051][ T5131] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.724743][ T5131] gfs2_fill_super+0xdac/0x19e0 [ 81.725495][ T5131] get_tree_bdev+0x358/0x544 [ 81.726191][ T5131] gfs2_get_tree+0x54/0x1b4 [ 81.726880][ T5131] vfs_get_tree+0x90/0x274 [ 81.727564][ T5131] do_new_mount+0x228/0x810 [ 81.728197][ T5131] path_mount+0x5b4/0x1000 [ 81.728909][ T5131] __arm64_sys_mount+0x514/0x5e4 [ 81.729580][ T5131] invoke_syscall+0x98/0x2b8 [ 81.730249][ T5131] el0_svc_common+0x138/0x258 [ 81.730916][ T5131] do_el0_svc+0x58/0x14c [ 81.731531][ T5131] el0_svc+0x78/0x1e0 [ 81.732073][ T5131] el0t_64_sync_handler+0xcc/0xe4 [ 81.732825][ T5131] el0t_64_sync+0x1a0/0x1a4 [ 81.734171][ T5131] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.735912][ T5131] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.749761][ T5137] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.750790][ T5137] CPU: 1 PID: 5137 Comm: syz.1.57 Not tainted syzkaller #0 [ 81.751867][ T5137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.753289][ T5137] Call trace: [ 81.753777][ T5137] dump_backtrace+0x0/0x43c [ 81.754476][ T5137] show_stack+0x2c/0x3c [ 81.755038][ T5137] __dump_stack+0x30/0x40 [ 81.755650][ T5137] dump_stack_lvl+0xf8/0x160 [ 81.756305][ T5137] dump_stack+0x1c/0x5c [ 81.756938][ T5137] sysfs_create_dir_ns+0x22c/0x24c [ 81.757745][ T5137] kobject_add_internal+0x590/0xc54 [ 81.758565][ T5137] kobject_init_and_add+0x118/0x17c [ 81.759341][ T5137] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.760064][ T5137] gfs2_fill_super+0xdac/0x19e0 [ 81.760766][ T5137] get_tree_bdev+0x358/0x544 [ 81.761444][ T5137] gfs2_get_tree+0x54/0x1b4 [ 81.762138][ T5137] vfs_get_tree+0x90/0x274 [ 81.762766][ T5137] do_new_mount+0x228/0x810 [ 81.763431][ T5137] path_mount+0x5b4/0x1000 [ 81.764074][ T5137] __arm64_sys_mount+0x514/0x5e4 [ 81.764751][ T5137] invoke_syscall+0x98/0x2b8 [ 81.765485][ T5137] el0_svc_common+0x138/0x258 [ 81.766188][ T5137] do_el0_svc+0x58/0x14c [ 81.766813][ T5137] el0_svc+0x78/0x1e0 [ 81.767415][ T5137] el0t_64_sync_handler+0xcc/0xe4 [ 81.768129][ T5137] el0t_64_sync+0x1a0/0x1a4 [ 81.785145][ T5137] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.787131][ T5137] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.938093][ T5135] loop3: detected capacity change from 0 to 32768 [ 81.950382][ T5135] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.951557][ T5135] CPU: 0 PID: 5135 Comm: syz.3.56 Not tainted syzkaller #0 [ 81.952759][ T5135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.954384][ T5135] Call trace: [ 81.954896][ T5135] dump_backtrace+0x0/0x43c [ 81.955616][ T5135] show_stack+0x2c/0x3c [ 81.956261][ T5135] __dump_stack+0x30/0x40 [ 81.956882][ T5135] dump_stack_lvl+0xf8/0x160 [ 81.957660][ T5135] dump_stack+0x1c/0x5c [ 81.958257][ T5135] sysfs_create_dir_ns+0x22c/0x24c [ 81.959019][ T5135] kobject_add_internal+0x590/0xc54 [ 81.959830][ T5135] kobject_init_and_add+0x118/0x17c [ 81.960585][ T5135] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.961292][ T5135] gfs2_fill_super+0xdac/0x19e0 [ 81.961984][ T5135] get_tree_bdev+0x358/0x544 [ 81.962691][ T5135] gfs2_get_tree+0x54/0x1b4 [ 81.963335][ T5135] vfs_get_tree+0x90/0x274 [ 81.964003][ T5135] do_new_mount+0x228/0x810 [ 81.964647][ T5135] path_mount+0x5b4/0x1000 [ 81.965281][ T5135] __arm64_sys_mount+0x514/0x5e4 [ 81.966002][ T5135] invoke_syscall+0x98/0x2b8 [ 81.966688][ T5135] el0_svc_common+0x138/0x258 [ 81.967363][ T5135] do_el0_svc+0x58/0x14c [ 81.967944][ T5135] el0_svc+0x78/0x1e0 [ 81.968496][ T5135] el0t_64_sync_handler+0xcc/0xe4 [ 81.969230][ T5135] el0t_64_sync+0x1a0/0x1a4 [ 82.012646][ T5135] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.018756][ T5137] loop1: detected capacity change from 0 to 32768 [ 82.018935][ T5135] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.051247][ T5140] loop2: detected capacity change from 0 to 32768 [ 82.071611][ T5137] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.072727][ T5137] CPU: 1 PID: 5137 Comm: syz.1.57 Not tainted syzkaller #0 [ 82.073783][ T5137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.075297][ T5137] Call trace: [ 82.075832][ T5137] dump_backtrace+0x0/0x43c [ 82.076408][ T5141] loop4: detected capacity change from 0 to 32768 [ 82.076523][ T5137] show_stack+0x2c/0x3c [ 82.078146][ T5137] __dump_stack+0x30/0x40 [ 82.078813][ T5137] dump_stack_lvl+0xf8/0x160 [ 82.079518][ T5137] dump_stack+0x1c/0x5c [ 82.080101][ T5137] sysfs_create_dir_ns+0x22c/0x24c [ 82.080831][ T5137] kobject_add_internal+0x590/0xc54 [ 82.081595][ T5137] kobject_init_and_add+0x118/0x17c [ 82.082388][ T5137] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.083136][ T5137] gfs2_fill_super+0xdac/0x19e0 [ 82.083840][ T5137] get_tree_bdev+0x358/0x544 [ 82.084459][ T5137] gfs2_get_tree+0x54/0x1b4 [ 82.085038][ T5137] vfs_get_tree+0x90/0x274 [ 82.085630][ T5137] do_new_mount+0x228/0x810 [ 82.086266][ T5137] path_mount+0x5b4/0x1000 [ 82.087064][ T5137] __arm64_sys_mount+0x514/0x5e4 [ 82.087917][ T5137] invoke_syscall+0x98/0x2b8 [ 82.088617][ T5137] el0_svc_common+0x138/0x258 [ 82.089292][ T5137] do_el0_svc+0x58/0x14c [ 82.089923][ T5137] el0_svc+0x78/0x1e0 [ 82.090539][ T5137] el0t_64_sync_handler+0xcc/0xe4 [ 82.091253][ T5137] el0t_64_sync+0x1a0/0x1a4 [ 82.104484][ T5137] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.106551][ T5137] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.108930][ T5140] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.110041][ T5140] CPU: 1 PID: 5140 Comm: syz.2.59 Not tainted syzkaller #0 [ 82.111187][ T5140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.112686][ T5140] Call trace: [ 82.113154][ T5140] dump_backtrace+0x0/0x43c [ 82.113810][ T5140] show_stack+0x2c/0x3c [ 82.114447][ T5140] __dump_stack+0x30/0x40 [ 82.115043][ T5140] dump_stack_lvl+0xf8/0x160 [ 82.115726][ T5140] dump_stack+0x1c/0x5c [ 82.116344][ T5140] sysfs_create_dir_ns+0x22c/0x24c [ 82.117116][ T5140] kobject_add_internal+0x590/0xc54 [ 82.117910][ T5140] kobject_init_and_add+0x118/0x17c [ 82.118730][ T5140] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.119422][ T5140] gfs2_fill_super+0xdac/0x19e0 [ 82.120086][ T5140] get_tree_bdev+0x358/0x544 [ 82.120775][ T5140] gfs2_get_tree+0x54/0x1b4 [ 82.121448][ T5140] vfs_get_tree+0x90/0x274 [ 82.122110][ T5140] do_new_mount+0x228/0x810 [ 82.122827][ T5140] path_mount+0x5b4/0x1000 [ 82.123518][ T5140] __arm64_sys_mount+0x514/0x5e4 [ 82.124203][ T5140] invoke_syscall+0x98/0x2b8 [ 82.124894][ T5140] el0_svc_common+0x138/0x258 [ 82.125562][ T5140] do_el0_svc+0x58/0x14c [ 82.126228][ T5140] el0_svc+0x78/0x1e0 [ 82.126827][ T5140] el0t_64_sync_handler+0xcc/0xe4 [ 82.127641][ T5140] el0t_64_sync+0x1a0/0x1a4 [ 82.130669][ T5140] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.132616][ T5140] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.135895][ T5141] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.137092][ T5141] CPU: 0 PID: 5141 Comm: syz.4.58 Not tainted syzkaller #0 [ 82.138256][ T5141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.139790][ T5141] Call trace: [ 82.140224][ T5141] dump_backtrace+0x0/0x43c [ 82.140824][ T5141] show_stack+0x2c/0x3c [ 82.141402][ T5141] __dump_stack+0x30/0x40 [ 82.142076][ T5141] dump_stack_lvl+0xf8/0x160 [ 82.142740][ T5141] dump_stack+0x1c/0x5c [ 82.143333][ T5141] sysfs_create_dir_ns+0x22c/0x24c [ 82.144094][ T5141] kobject_add_internal+0x590/0xc54 [ 82.144800][ T5141] kobject_init_and_add+0x118/0x17c [ 82.145492][ T5141] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.146161][ T5141] gfs2_fill_super+0xdac/0x19e0 [ 82.146822][ T5141] get_tree_bdev+0x358/0x544 [ 82.147474][ T5141] gfs2_get_tree+0x54/0x1b4 [ 82.148095][ T5141] vfs_get_tree+0x90/0x274 [ 82.148688][ T5141] do_new_mount+0x228/0x810 [ 82.149298][ T5141] path_mount+0x5b4/0x1000 [ 82.149941][ T5141] __arm64_sys_mount+0x514/0x5e4 [ 82.150638][ T5141] invoke_syscall+0x98/0x2b8 [ 82.151307][ T5141] el0_svc_common+0x138/0x258 [ 82.151972][ T5141] do_el0_svc+0x58/0x14c [ 82.152569][ T5141] el0_svc+0x78/0x1e0 [ 82.153105][ T5141] el0t_64_sync_handler+0xcc/0xe4 [ 82.153868][ T5141] el0t_64_sync+0x1a0/0x1a4 [ 82.183082][ T5141] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.185222][ T5141] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.305657][ T5143] loop3: detected capacity change from 0 to 32768 [ 82.348346][ T5143] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.349559][ T5143] CPU: 0 PID: 5143 Comm: syz.3.60 Not tainted syzkaller #0 [ 82.350605][ T5143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.352099][ T5143] Call trace: [ 82.352622][ T5143] dump_backtrace+0x0/0x43c [ 82.353262][ T5143] show_stack+0x2c/0x3c [ 82.353850][ T5143] __dump_stack+0x30/0x40 [ 82.354612][ T5143] dump_stack_lvl+0xf8/0x160 [ 82.355376][ T5143] dump_stack+0x1c/0x5c [ 82.356071][ T5143] sysfs_create_dir_ns+0x22c/0x24c [ 82.356868][ T5143] kobject_add_internal+0x590/0xc54 [ 82.357723][ T5143] kobject_init_and_add+0x118/0x17c [ 82.358467][ T5143] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.359139][ T5143] gfs2_fill_super+0xdac/0x19e0 [ 82.359862][ T5143] get_tree_bdev+0x358/0x544 [ 82.360608][ T5143] gfs2_get_tree+0x54/0x1b4 [ 82.361283][ T5143] vfs_get_tree+0x90/0x274 [ 82.361888][ T5143] do_new_mount+0x228/0x810 [ 82.362523][ T5143] path_mount+0x5b4/0x1000 [ 82.363117][ T5143] __arm64_sys_mount+0x514/0x5e4 [ 82.363735][ T5140] loop2: detected capacity change from 0 to 32768 [ 82.363852][ T5143] invoke_syscall+0x98/0x2b8 [ 82.365550][ T5143] el0_svc_common+0x138/0x258 [ 82.366222][ T5143] do_el0_svc+0x58/0x14c [ 82.366813][ T5143] el0_svc+0x78/0x1e0 [ 82.367382][ T5143] el0t_64_sync_handler+0xcc/0xe4 [ 82.368099][ T5143] el0t_64_sync+0x1a0/0x1a4 [ 82.396614][ T5141] loop4: detected capacity change from 0 to 32768 [ 82.398471][ T5143] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.400501][ T5143] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.414844][ T5141] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.416064][ T5141] CPU: 1 PID: 5141 Comm: syz.4.58 Not tainted syzkaller #0 [ 82.417132][ T5141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.418590][ T5141] Call trace: [ 82.419090][ T5141] dump_backtrace+0x0/0x43c [ 82.419770][ T5141] show_stack+0x2c/0x3c [ 82.420504][ T5141] __dump_stack+0x30/0x40 [ 82.421172][ T5141] dump_stack_lvl+0xf8/0x160 [ 82.421894][ T5141] dump_stack+0x1c/0x5c [ 82.422492][ T5141] sysfs_create_dir_ns+0x22c/0x24c [ 82.423235][ T5141] kobject_add_internal+0x590/0xc54 [ 82.423975][ T5141] kobject_init_and_add+0x118/0x17c [ 82.424783][ T5141] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.425480][ T5141] gfs2_fill_super+0xdac/0x19e0 [ 82.426162][ T5141] get_tree_bdev+0x358/0x544 [ 82.426811][ T5141] gfs2_get_tree+0x54/0x1b4 [ 82.427500][ T5141] vfs_get_tree+0x90/0x274 [ 82.428114][ T5141] do_new_mount+0x228/0x810 [ 82.428739][ T5141] path_mount+0x5b4/0x1000 [ 82.429419][ T5141] __arm64_sys_mount+0x514/0x5e4 [ 82.430131][ T5141] invoke_syscall+0x98/0x2b8 [ 82.430781][ T5141] el0_svc_common+0x138/0x258 [ 82.431470][ T5141] do_el0_svc+0x58/0x14c [ 82.432123][ T5141] el0_svc+0x78/0x1e0 [ 82.432669][ T5141] el0t_64_sync_handler+0xcc/0xe4 [ 82.433352][ T5141] el0t_64_sync+0x1a0/0x1a4 [ 82.438355][ T5145] loop1: detected capacity change from 0 to 32768 [ 82.443829][ T5141] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.445780][ T5141] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.450555][ T5140] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.451630][ T5140] CPU: 1 PID: 5140 Comm: syz.2.59 Not tainted syzkaller #0 [ 82.452603][ T5140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.453914][ T5140] Call trace: [ 82.454371][ T5140] dump_backtrace+0x0/0x43c [ 82.454972][ T5140] show_stack+0x2c/0x3c [ 82.455474][ T5140] __dump_stack+0x30/0x40 [ 82.456100][ T5140] dump_stack_lvl+0xf8/0x160 [ 82.456776][ T5140] dump_stack+0x1c/0x5c [ 82.457393][ T5140] sysfs_create_dir_ns+0x22c/0x24c [ 82.458116][ T5140] kobject_add_internal+0x590/0xc54 [ 82.458870][ T5140] kobject_init_and_add+0x118/0x17c [ 82.459605][ T5140] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.460392][ T5140] gfs2_fill_super+0xdac/0x19e0 [ 82.461122][ T5140] get_tree_bdev+0x358/0x544 [ 82.461796][ T5140] gfs2_get_tree+0x54/0x1b4 [ 82.462450][ T5140] vfs_get_tree+0x90/0x274 [ 82.463063][ T5140] do_new_mount+0x228/0x810 [ 82.463683][ T5140] path_mount+0x5b4/0x1000 [ 82.464294][ T5140] __arm64_sys_mount+0x514/0x5e4 [ 82.464965][ T5140] invoke_syscall+0x98/0x2b8 [ 82.465608][ T5140] el0_svc_common+0x138/0x258 [ 82.466227][ T5140] do_el0_svc+0x58/0x14c [ 82.466823][ T5140] el0_svc+0x78/0x1e0 [ 82.467400][ T5140] el0t_64_sync_handler+0xcc/0xe4 [ 82.468162][ T5140] el0t_64_sync+0x1a0/0x1a4 [ 82.475390][ T5140] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.477352][ T5140] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.508107][ T5145] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.509302][ T5145] CPU: 1 PID: 5145 Comm: syz.1.61 Not tainted syzkaller #0 [ 82.510329][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.511872][ T5145] Call trace: [ 82.512340][ T5145] dump_backtrace+0x0/0x43c [ 82.513024][ T5145] show_stack+0x2c/0x3c [ 82.513644][ T5145] __dump_stack+0x30/0x40 [ 82.514209][ T5145] dump_stack_lvl+0xf8/0x160 [ 82.515022][ T5145] dump_stack+0x1c/0x5c [ 82.515660][ T5145] sysfs_create_dir_ns+0x22c/0x24c [ 82.516453][ T5145] kobject_add_internal+0x590/0xc54 [ 82.517191][ T5145] kobject_init_and_add+0x118/0x17c [ 82.517978][ T5145] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.518722][ T5145] gfs2_fill_super+0xdac/0x19e0 [ 82.519460][ T5145] get_tree_bdev+0x358/0x544 [ 82.520177][ T5145] gfs2_get_tree+0x54/0x1b4 [ 82.520879][ T5145] vfs_get_tree+0x90/0x274 [ 82.521563][ T5145] do_new_mount+0x228/0x810 [ 82.522259][ T5145] path_mount+0x5b4/0x1000 [ 82.522927][ T5145] __arm64_sys_mount+0x514/0x5e4 [ 82.523685][ T5145] invoke_syscall+0x98/0x2b8 [ 82.524301][ T5145] el0_svc_common+0x138/0x258 [ 82.525043][ T5145] do_el0_svc+0x58/0x14c [ 82.525684][ T5145] el0_svc+0x78/0x1e0 [ 82.526383][ T5145] el0t_64_sync_handler+0xcc/0xe4 [ 82.527284][ T5145] el0t_64_sync+0x1a0/0x1a4 [ 82.557114][ T5143] loop3: detected capacity change from 0 to 32768 [ 82.562047][ T5145] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.564361][ T5145] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:01:22 executed programs: 57 [ 82.623600][ T5143] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.624814][ T5143] CPU: 1 PID: 5143 Comm: syz.3.60 Not tainted syzkaller #0 [ 82.625938][ T5143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.627358][ T5143] Call trace: [ 82.627847][ T5143] dump_backtrace+0x0/0x43c [ 82.628498][ T5143] show_stack+0x2c/0x3c [ 82.629089][ T5143] __dump_stack+0x30/0x40 [ 82.629756][ T5143] dump_stack_lvl+0xf8/0x160 [ 82.630433][ T5143] dump_stack+0x1c/0x5c [ 82.631073][ T5143] sysfs_create_dir_ns+0x22c/0x24c [ 82.631856][ T5143] kobject_add_internal+0x590/0xc54 [ 82.632608][ T5143] kobject_init_and_add+0x118/0x17c [ 82.633342][ T5143] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.634074][ T5143] gfs2_fill_super+0xdac/0x19e0 [ 82.634721][ T5143] get_tree_bdev+0x358/0x544 [ 82.635390][ T5143] gfs2_get_tree+0x54/0x1b4 [ 82.636068][ T5143] vfs_get_tree+0x90/0x274 [ 82.636824][ T5143] do_new_mount+0x228/0x810 [ 82.637503][ T5143] path_mount+0x5b4/0x1000 [ 82.638204][ T5143] __arm64_sys_mount+0x514/0x5e4 [ 82.638926][ T5143] invoke_syscall+0x98/0x2b8 [ 82.639623][ T5143] el0_svc_common+0x138/0x258 [ 82.640306][ T5143] do_el0_svc+0x58/0x14c [ 82.640977][ T5143] el0_svc+0x78/0x1e0 [ 82.641585][ T5143] el0t_64_sync_handler+0xcc/0xe4 [ 82.642317][ T5143] el0t_64_sync+0x1a0/0x1a4 [ 82.644598][ T5147] loop2: detected capacity change from 0 to 32768 [ 82.667367][ T5143] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.669478][ T5143] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.690683][ T5147] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.691816][ T5147] CPU: 0 PID: 5147 Comm: syz.2.62 Not tainted syzkaller #0 [ 82.692842][ T5147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.694306][ T5147] Call trace: [ 82.694764][ T5147] dump_backtrace+0x0/0x43c [ 82.695533][ T5147] show_stack+0x2c/0x3c [ 82.696248][ T5147] __dump_stack+0x30/0x40 [ 82.697013][ T5147] dump_stack_lvl+0xf8/0x160 [ 82.697757][ T5147] dump_stack+0x1c/0x5c [ 82.698410][ T5147] sysfs_create_dir_ns+0x22c/0x24c [ 82.699172][ T5147] kobject_add_internal+0x590/0xc54 [ 82.699995][ T5147] kobject_init_and_add+0x118/0x17c [ 82.700777][ T5147] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.701517][ T5147] gfs2_fill_super+0xdac/0x19e0 [ 82.702213][ T5147] get_tree_bdev+0x358/0x544 [ 82.702951][ T5147] gfs2_get_tree+0x54/0x1b4 [ 82.703568][ T5147] vfs_get_tree+0x90/0x274 [ 82.704182][ T5147] do_new_mount+0x228/0x810 [ 82.704876][ T5147] path_mount+0x5b4/0x1000 [ 82.705471][ T5147] __arm64_sys_mount+0x514/0x5e4 [ 82.706215][ T5147] invoke_syscall+0x98/0x2b8 [ 82.706873][ T5147] el0_svc_common+0x138/0x258 [ 82.707545][ T5147] do_el0_svc+0x58/0x14c [ 82.708150][ T5147] el0_svc+0x78/0x1e0 [ 82.708714][ T5147] el0t_64_sync_handler+0xcc/0xe4 [ 82.709344][ T5147] el0t_64_sync+0x1a0/0x1a4 [ 82.731496][ T5147] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.737809][ T5147] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.795463][ T5149] loop4: detected capacity change from 0 to 32768 [ 82.826198][ T5149] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.827407][ T5149] CPU: 1 PID: 5149 Comm: syz.4.63 Not tainted syzkaller #0 [ 82.828474][ T5149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.829887][ T5149] Call trace: [ 82.830365][ T5149] dump_backtrace+0x0/0x43c [ 82.831024][ T5149] show_stack+0x2c/0x3c [ 82.831626][ T5149] __dump_stack+0x30/0x40 [ 82.832280][ T5149] dump_stack_lvl+0xf8/0x160 [ 82.832976][ T5149] dump_stack+0x1c/0x5c [ 82.833784][ T5149] sysfs_create_dir_ns+0x22c/0x24c [ 82.834626][ T5149] kobject_add_internal+0x590/0xc54 [ 82.835412][ T5149] kobject_init_and_add+0x118/0x17c [ 82.836207][ T5149] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.836931][ T5149] gfs2_fill_super+0xdac/0x19e0 [ 82.837791][ T5149] get_tree_bdev+0x358/0x544 [ 82.838591][ T5149] gfs2_get_tree+0x54/0x1b4 [ 82.839299][ T5149] vfs_get_tree+0x90/0x274 [ 82.839974][ T5149] do_new_mount+0x228/0x810 [ 82.840624][ T5149] path_mount+0x5b4/0x1000 [ 82.841253][ T5149] __arm64_sys_mount+0x514/0x5e4 [ 82.842037][ T5149] invoke_syscall+0x98/0x2b8 [ 82.842723][ T5149] el0_svc_common+0x138/0x258 [ 82.843421][ T5149] do_el0_svc+0x58/0x14c [ 82.844038][ T5149] el0_svc+0x78/0x1e0 [ 82.844656][ T5149] el0t_64_sync_handler+0xcc/0xe4 [ 82.845382][ T5149] el0t_64_sync+0x1a0/0x1a4 [ 82.858218][ T5145] loop1: detected capacity change from 0 to 32768 [ 82.874786][ T5149] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.876871][ T5149] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.877888][ T5145] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.878961][ T5145] CPU: 1 PID: 5145 Comm: syz.1.61 Not tainted syzkaller #0 [ 82.880013][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.881410][ T5145] Call trace: [ 82.881866][ T5145] dump_backtrace+0x0/0x43c [ 82.882504][ T5145] show_stack+0x2c/0x3c [ 82.883098][ T5145] __dump_stack+0x30/0x40 [ 82.883800][ T5145] dump_stack_lvl+0xf8/0x160 [ 82.884535][ T5145] dump_stack+0x1c/0x5c [ 82.885204][ T5145] sysfs_create_dir_ns+0x22c/0x24c [ 82.885941][ T5145] kobject_add_internal+0x590/0xc54 [ 82.886671][ T5145] kobject_init_and_add+0x118/0x17c [ 82.887445][ T5145] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.888143][ T5145] gfs2_fill_super+0xdac/0x19e0 [ 82.888845][ T5145] get_tree_bdev+0x358/0x544 [ 82.889552][ T5145] gfs2_get_tree+0x54/0x1b4 [ 82.890231][ T5145] vfs_get_tree+0x90/0x274 [ 82.890910][ T5145] do_new_mount+0x228/0x810 [ 82.891520][ T5145] path_mount+0x5b4/0x1000 [ 82.892173][ T5145] __arm64_sys_mount+0x514/0x5e4 [ 82.892860][ T5145] invoke_syscall+0x98/0x2b8 [ 82.893545][ T5145] el0_svc_common+0x138/0x258 [ 82.894136][ T5145] do_el0_svc+0x58/0x14c [ 82.894782][ T5145] el0_svc+0x78/0x1e0 [ 82.895335][ T5145] el0t_64_sync_handler+0xcc/0xe4 [ 82.896137][ T5145] el0t_64_sync+0x1a0/0x1a4 [ 82.920383][ T5147] loop2: detected capacity change from 0 to 32768 [ 82.933149][ T5145] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.935077][ T5145] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.946054][ T5147] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.947195][ T5147] CPU: 0 PID: 5147 Comm: syz.2.62 Not tainted syzkaller #0 [ 82.948241][ T5147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.949680][ T5147] Call trace: [ 82.950098][ T5147] dump_backtrace+0x0/0x43c [ 82.950816][ T5147] show_stack+0x2c/0x3c [ 82.951561][ T5147] __dump_stack+0x30/0x40 [ 82.952219][ T5147] dump_stack_lvl+0xf8/0x160 [ 82.952885][ T5147] dump_stack+0x1c/0x5c [ 82.953544][ T5147] sysfs_create_dir_ns+0x22c/0x24c [ 82.954369][ T5147] kobject_add_internal+0x590/0xc54 [ 82.955149][ T5147] kobject_init_and_add+0x118/0x17c [ 82.955944][ T5147] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.956639][ T5147] gfs2_fill_super+0xdac/0x19e0 [ 82.957347][ T5147] get_tree_bdev+0x358/0x544 [ 82.957986][ T5147] gfs2_get_tree+0x54/0x1b4 [ 82.958716][ T5147] vfs_get_tree+0x90/0x274 [ 82.959499][ T5147] do_new_mount+0x228/0x810 [ 82.960273][ T5147] path_mount+0x5b4/0x1000 [ 82.960977][ T5147] __arm64_sys_mount+0x514/0x5e4 [ 82.961793][ T5147] invoke_syscall+0x98/0x2b8 [ 82.962499][ T5147] el0_svc_common+0x138/0x258 [ 82.963176][ T5147] do_el0_svc+0x58/0x14c [ 82.963895][ T5147] el0_svc+0x78/0x1e0 [ 82.964488][ T5147] el0t_64_sync_handler+0xcc/0xe4 [ 82.965276][ T5147] el0t_64_sync+0x1a0/0x1a4 [ 82.986104][ T5147] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.990895][ T5147] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.012240][ T5151] loop3: detected capacity change from 0 to 32768 [ 83.026765][ T5151] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.027931][ T5151] CPU: 1 PID: 5151 Comm: syz.3.64 Not tainted syzkaller #0 [ 83.029053][ T5151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.030591][ T5151] Call trace: [ 83.031073][ T5151] dump_backtrace+0x0/0x43c [ 83.031739][ T5151] show_stack+0x2c/0x3c [ 83.032376][ T5151] __dump_stack+0x30/0x40 [ 83.033023][ T5151] dump_stack_lvl+0xf8/0x160 [ 83.033764][ T5151] dump_stack+0x1c/0x5c [ 83.034431][ T5151] sysfs_create_dir_ns+0x22c/0x24c [ 83.035300][ T5151] kobject_add_internal+0x590/0xc54 [ 83.036132][ T5151] kobject_init_and_add+0x118/0x17c [ 83.036856][ T5151] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.037595][ T5151] gfs2_fill_super+0xdac/0x19e0 [ 83.038264][ T5151] get_tree_bdev+0x358/0x544 [ 83.039007][ T5151] gfs2_get_tree+0x54/0x1b4 [ 83.039611][ T5151] vfs_get_tree+0x90/0x274 [ 83.040247][ T5151] do_new_mount+0x228/0x810 [ 83.041228][ T5151] path_mount+0x5b4/0x1000 [ 83.041904][ T5151] __arm64_sys_mount+0x514/0x5e4 [ 83.042603][ T5151] invoke_syscall+0x98/0x2b8 [ 83.043282][ T5151] el0_svc_common+0x138/0x258 [ 83.043910][ T5151] do_el0_svc+0x58/0x14c [ 83.044532][ T5151] el0_svc+0x78/0x1e0 [ 83.045093][ T5151] el0t_64_sync_handler+0xcc/0xe4 [ 83.045806][ T5151] el0t_64_sync+0x1a0/0x1a4 [ 83.093040][ T5151] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.095049][ T5151] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.146826][ T5149] loop4: detected capacity change from 0 to 32768 [ 83.151900][ T5149] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.161961][ T5149] CPU: 0 PID: 5149 Comm: syz.4.63 Not tainted syzkaller #0 [ 83.162997][ T5149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.164420][ T5149] Call trace: [ 83.164990][ T5149] dump_backtrace+0x0/0x43c [ 83.165724][ T5149] show_stack+0x2c/0x3c [ 83.166378][ T5149] __dump_stack+0x30/0x40 [ 83.167091][ T5149] dump_stack_lvl+0xf8/0x160 [ 83.167796][ T5149] dump_stack+0x1c/0x5c [ 83.168449][ T5149] sysfs_create_dir_ns+0x22c/0x24c [ 83.169259][ T5149] kobject_add_internal+0x590/0xc54 [ 83.170115][ T5149] kobject_init_and_add+0x118/0x17c [ 83.170996][ T5149] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.171671][ T5149] gfs2_fill_super+0xdac/0x19e0 [ 83.172338][ T5149] get_tree_bdev+0x358/0x544 [ 83.173077][ T5149] gfs2_get_tree+0x54/0x1b4 [ 83.173798][ T5149] vfs_get_tree+0x90/0x274 [ 83.174474][ T5149] do_new_mount+0x228/0x810 [ 83.175134][ T5149] path_mount+0x5b4/0x1000 [ 83.175789][ T5149] __arm64_sys_mount+0x514/0x5e4 [ 83.176499][ T5149] invoke_syscall+0x98/0x2b8 [ 83.177204][ T5149] el0_svc_common+0x138/0x258 [ 83.177962][ T5149] do_el0_svc+0x58/0x14c [ 83.178719][ T5149] el0_svc+0x78/0x1e0 [ 83.179422][ T5149] el0t_64_sync_handler+0xcc/0xe4 [ 83.180282][ T5149] el0t_64_sync+0x1a0/0x1a4 [ 83.201734][ T5153] loop1: detected capacity change from 0 to 32768 [ 83.216801][ T5149] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.218887][ T5149] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.243608][ T5153] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.244760][ T5153] CPU: 1 PID: 5153 Comm: syz.1.65 Not tainted syzkaller #0 [ 83.245784][ T5153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.247222][ T5153] Call trace: [ 83.247777][ T5153] dump_backtrace+0x0/0x43c [ 83.248535][ T5153] show_stack+0x2c/0x3c [ 83.249259][ T5153] __dump_stack+0x30/0x40 [ 83.249998][ T5153] dump_stack_lvl+0xf8/0x160 [ 83.250242][ T5155] loop2: detected capacity change from 0 to 32768 [ 83.250667][ T5153] dump_stack+0x1c/0x5c [ 83.252325][ T5153] sysfs_create_dir_ns+0x22c/0x24c [ 83.253103][ T5153] kobject_add_internal+0x590/0xc54 [ 83.254086][ T5153] kobject_init_and_add+0x118/0x17c [ 83.254925][ T5153] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.255668][ T5153] gfs2_fill_super+0xdac/0x19e0 [ 83.256384][ T5153] get_tree_bdev+0x358/0x544 [ 83.257112][ T5153] gfs2_get_tree+0x54/0x1b4 [ 83.257790][ T5153] vfs_get_tree+0x90/0x274 [ 83.258475][ T5153] do_new_mount+0x228/0x810 [ 83.259139][ T5153] path_mount+0x5b4/0x1000 [ 83.259832][ T5153] __arm64_sys_mount+0x514/0x5e4 [ 83.260601][ T5153] invoke_syscall+0x98/0x2b8 [ 83.261267][ T5153] el0_svc_common+0x138/0x258 [ 83.261986][ T5153] do_el0_svc+0x58/0x14c [ 83.262484][ T5153] el0_svc+0x78/0x1e0 [ 83.263006][ T5153] el0t_64_sync_handler+0xcc/0xe4 [ 83.263677][ T5153] el0t_64_sync+0x1a0/0x1a4 [ 83.277419][ T5155] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.278585][ T5155] CPU: 0 PID: 5155 Comm: syz.2.66 Not tainted syzkaller #0 [ 83.279716][ T5155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.281277][ T5155] Call trace: [ 83.281779][ T5155] dump_backtrace+0x0/0x43c [ 83.282471][ T5155] show_stack+0x2c/0x3c [ 83.283132][ T5155] __dump_stack+0x30/0x40 [ 83.283827][ T5155] dump_stack_lvl+0xf8/0x160 [ 83.284521][ T5155] dump_stack+0x1c/0x5c [ 83.285148][ T5155] sysfs_create_dir_ns+0x22c/0x24c [ 83.285958][ T5155] kobject_add_internal+0x590/0xc54 [ 83.286780][ T5155] kobject_init_and_add+0x118/0x17c [ 83.287697][ T5155] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.288439][ T5155] gfs2_fill_super+0xdac/0x19e0 [ 83.289198][ T5155] get_tree_bdev+0x358/0x544 [ 83.289793][ T5155] gfs2_get_tree+0x54/0x1b4 [ 83.290426][ T5155] vfs_get_tree+0x90/0x274 [ 83.291051][ T5155] do_new_mount+0x228/0x810 [ 83.291674][ T5155] path_mount+0x5b4/0x1000 [ 83.292326][ T5155] __arm64_sys_mount+0x514/0x5e4 [ 83.292989][ T5155] invoke_syscall+0x98/0x2b8 [ 83.293339][ T5153] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.293651][ T5155] el0_svc_common+0x138/0x258 [ 83.295575][ T5153] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.296305][ T5155] do_el0_svc+0x58/0x14c [ 83.297857][ T5155] el0_svc+0x78/0x1e0 [ 83.298410][ T5155] el0t_64_sync_handler+0xcc/0xe4 [ 83.299055][ T5155] el0t_64_sync+0x1a0/0x1a4 [ 83.301824][ T5151] loop3: detected capacity change from 0 to 32768 [ 83.323655][ T5155] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.325621][ T5155] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.335355][ T5151] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.336472][ T5151] CPU: 1 PID: 5151 Comm: syz.3.64 Not tainted syzkaller #0 [ 83.337573][ T5151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.339040][ T5151] Call trace: [ 83.339501][ T5151] dump_backtrace+0x0/0x43c [ 83.340109][ T5151] show_stack+0x2c/0x3c [ 83.340693][ T5151] __dump_stack+0x30/0x40 [ 83.341251][ T5151] dump_stack_lvl+0xf8/0x160 [ 83.341927][ T5151] dump_stack+0x1c/0x5c [ 83.342540][ T5151] sysfs_create_dir_ns+0x22c/0x24c [ 83.343441][ T5151] kobject_add_internal+0x590/0xc54 [ 83.344267][ T5151] kobject_init_and_add+0x118/0x17c [ 83.345096][ T5151] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.345822][ T5151] gfs2_fill_super+0xdac/0x19e0 [ 83.346548][ T5151] get_tree_bdev+0x358/0x544 [ 83.347196][ T5151] gfs2_get_tree+0x54/0x1b4 [ 83.347900][ T5151] vfs_get_tree+0x90/0x274 [ 83.348578][ T5151] do_new_mount+0x228/0x810 [ 83.349281][ T5151] path_mount+0x5b4/0x1000 [ 83.349877][ T5151] __arm64_sys_mount+0x514/0x5e4 [ 83.350624][ T5151] invoke_syscall+0x98/0x2b8 [ 83.351371][ T5151] el0_svc_common+0x138/0x258 [ 83.352081][ T5151] do_el0_svc+0x58/0x14c [ 83.352703][ T5151] el0_svc+0x78/0x1e0 [ 83.353216][ T5151] el0t_64_sync_handler+0xcc/0xe4 [ 83.353877][ T5151] el0t_64_sync+0x1a0/0x1a4 [ 83.393579][ T5151] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.395620][ T5151] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.511245][ T5157] loop4: detected capacity change from 0 to 32768 [ 83.529508][ T5153] loop1: detected capacity change from 0 to 32768 [ 83.535474][ T5157] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.536712][ T5157] CPU: 1 PID: 5157 Comm: syz.4.67 Not tainted syzkaller #0 [ 83.537818][ T5157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.539345][ T5157] Call trace: [ 83.539784][ T5157] dump_backtrace+0x0/0x43c [ 83.540517][ T5157] show_stack+0x2c/0x3c [ 83.541148][ T5157] __dump_stack+0x30/0x40 [ 83.541795][ T5157] dump_stack_lvl+0xf8/0x160 [ 83.542475][ T5157] dump_stack+0x1c/0x5c [ 83.543152][ T5157] sysfs_create_dir_ns+0x22c/0x24c [ 83.543876][ T5157] kobject_add_internal+0x590/0xc54 [ 83.544746][ T5157] kobject_init_and_add+0x118/0x17c [ 83.545534][ T5157] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.546215][ T5157] gfs2_fill_super+0xdac/0x19e0 [ 83.546945][ T5157] get_tree_bdev+0x358/0x544 [ 83.547668][ T5157] gfs2_get_tree+0x54/0x1b4 [ 83.548334][ T5157] vfs_get_tree+0x90/0x274 [ 83.549018][ T5157] do_new_mount+0x228/0x810 [ 83.549669][ T5157] path_mount+0x5b4/0x1000 [ 83.550354][ T5157] __arm64_sys_mount+0x514/0x5e4 [ 83.551137][ T5157] invoke_syscall+0x98/0x2b8 [ 83.551837][ T5157] el0_svc_common+0x138/0x258 [ 83.552571][ T5157] do_el0_svc+0x58/0x14c [ 83.553163][ T5157] el0_svc+0x78/0x1e0 [ 83.553731][ T5157] el0t_64_sync_handler+0xcc/0xe4 [ 83.554443][ T5157] el0t_64_sync+0x1a0/0x1a4 [ 83.568891][ T5157] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.570946][ T5157] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.573636][ T5153] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.574703][ T5153] CPU: 1 PID: 5153 Comm: syz.1.65 Not tainted syzkaller #0 [ 83.575786][ T5153] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.577315][ T5153] Call trace: [ 83.577785][ T5153] dump_backtrace+0x0/0x43c [ 83.578406][ T5153] show_stack+0x2c/0x3c [ 83.579023][ T5153] __dump_stack+0x30/0x40 [ 83.579115][ T5155] loop2: detected capacity change from 0 to 32768 [ 83.579703][ T5153] dump_stack_lvl+0xf8/0x160 [ 83.581427][ T5153] dump_stack+0x1c/0x5c [ 83.582042][ T5153] sysfs_create_dir_ns+0x22c/0x24c [ 83.582829][ T5153] kobject_add_internal+0x590/0xc54 [ 83.583592][ T5153] kobject_init_and_add+0x118/0x17c [ 83.584381][ T5153] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.585068][ T5153] gfs2_fill_super+0xdac/0x19e0 [ 83.585734][ T5153] get_tree_bdev+0x358/0x544 [ 83.586378][ T5153] gfs2_get_tree+0x54/0x1b4 [ 83.587008][ T5153] vfs_get_tree+0x90/0x274 [ 83.587589][ T5153] do_new_mount+0x228/0x810 [ 83.588248][ T5153] path_mount+0x5b4/0x1000 [ 83.588950][ T5153] __arm64_sys_mount+0x514/0x5e4 [ 83.589638][ T5153] invoke_syscall+0x98/0x2b8 [ 83.590288][ T5153] el0_svc_common+0x138/0x258 [ 83.590991][ T5153] do_el0_svc+0x58/0x14c [ 83.591600][ T5153] el0_svc+0x78/0x1e0 [ 83.592236][ T5153] el0t_64_sync_handler+0xcc/0xe4 [ 83.592940][ T5153] el0t_64_sync+0x1a0/0x1a4 [ 83.613823][ T5153] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.625697][ T5153] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.628753][ T5159] loop3: detected capacity change from 0 to 32768 [ 83.645017][ T5155] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.646178][ T5155] CPU: 0 PID: 5155 Comm: syz.2.66 Not tainted syzkaller #0 [ 83.647126][ T5155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.648633][ T5155] Call trace: [ 83.649099][ T5155] dump_backtrace+0x0/0x43c [ 83.649765][ T5155] show_stack+0x2c/0x3c [ 83.650445][ T5155] __dump_stack+0x30/0x40 [ 83.651137][ T5155] dump_stack_lvl+0xf8/0x160 [ 83.651839][ T5155] dump_stack+0x1c/0x5c [ 83.652480][ T5155] sysfs_create_dir_ns+0x22c/0x24c [ 83.653189][ T5155] kobject_add_internal+0x590/0xc54 [ 83.654003][ T5155] kobject_init_and_add+0x118/0x17c [ 83.654869][ T5155] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.655610][ T5155] gfs2_fill_super+0xdac/0x19e0 [ 83.656358][ T5155] get_tree_bdev+0x358/0x544 [ 83.657127][ T5155] gfs2_get_tree+0x54/0x1b4 [ 83.657834][ T5155] vfs_get_tree+0x90/0x274 [ 83.658499][ T5155] do_new_mount+0x228/0x810 [ 83.659181][ T5155] path_mount+0x5b4/0x1000 [ 83.659796][ T5155] __arm64_sys_mount+0x514/0x5e4 [ 83.660915][ T5155] invoke_syscall+0x98/0x2b8 [ 83.661538][ T5155] el0_svc_common+0x138/0x258 [ 83.662546][ T5155] do_el0_svc+0x58/0x14c [ 83.663032][ T5155] el0_svc+0x78/0x1e0 [ 83.663535][ T5155] el0t_64_sync_handler+0xcc/0xe4 [ 83.664238][ T5155] el0t_64_sync+0x1a0/0x1a4 [ 83.668095][ T5155] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.670374][ T5155] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.686797][ T5159] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.687991][ T5159] CPU: 0 PID: 5159 Comm: syz.3.68 Not tainted syzkaller #0 [ 83.689192][ T5159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.690753][ T5159] Call trace: [ 83.691279][ T5159] dump_backtrace+0x0/0x43c [ 83.692102][ T5159] show_stack+0x2c/0x3c [ 83.692741][ T5159] __dump_stack+0x30/0x40 [ 83.693433][ T5159] dump_stack_lvl+0xf8/0x160 [ 83.694144][ T5159] dump_stack+0x1c/0x5c [ 83.694723][ T5159] sysfs_create_dir_ns+0x22c/0x24c [ 83.695569][ T5159] kobject_add_internal+0x590/0xc54 [ 83.696357][ T5159] kobject_init_and_add+0x118/0x17c [ 83.697145][ T5159] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.697837][ T5159] gfs2_fill_super+0xdac/0x19e0 [ 83.698494][ T5159] get_tree_bdev+0x358/0x544 [ 83.699282][ T5159] gfs2_get_tree+0x54/0x1b4 [ 83.699969][ T5159] vfs_get_tree+0x90/0x274 [ 83.700686][ T5159] do_new_mount+0x228/0x810 [ 83.701339][ T5159] path_mount+0x5b4/0x1000 [ 83.702028][ T5159] __arm64_sys_mount+0x514/0x5e4 [ 83.702735][ T5159] invoke_syscall+0x98/0x2b8 [ 83.703427][ T5159] el0_svc_common+0x138/0x258 [ 83.704116][ T5159] do_el0_svc+0x58/0x14c [ 83.704731][ T5159] el0_svc+0x78/0x1e0 [ 83.705351][ T5159] el0t_64_sync_handler+0xcc/0xe4 [ 83.706055][ T5159] el0t_64_sync+0x1a0/0x1a4 [ 83.710015][ T5157] loop4: detected capacity change from 0 to 32768 [ 83.738380][ T5157] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.739616][ T5157] CPU: 1 PID: 5157 Comm: syz.4.67 Not tainted syzkaller #0 [ 83.740691][ T5157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.742316][ T5157] Call trace: [ 83.742839][ T5157] dump_backtrace+0x0/0x43c [ 83.743044][ T5159] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.743528][ T5157] show_stack+0x2c/0x3c [ 83.745462][ T5159] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.746042][ T5157] __dump_stack+0x30/0x40 [ 83.747560][ T5157] dump_stack_lvl+0xf8/0x160 [ 83.748271][ T5157] dump_stack+0x1c/0x5c [ 83.748873][ T5157] sysfs_create_dir_ns+0x22c/0x24c [ 83.749537][ T5157] kobject_add_internal+0x590/0xc54 [ 83.750306][ T5157] kobject_init_and_add+0x118/0x17c [ 83.751112][ T5157] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.751848][ T5157] gfs2_fill_super+0xdac/0x19e0 [ 83.752578][ T5157] get_tree_bdev+0x358/0x544 [ 83.753278][ T5157] gfs2_get_tree+0x54/0x1b4 [ 83.753935][ T5157] vfs_get_tree+0x90/0x274 [ 83.754608][ T5157] do_new_mount+0x228/0x810 [ 83.755230][ T5157] path_mount+0x5b4/0x1000 [ 83.755954][ T5157] __arm64_sys_mount+0x514/0x5e4 [ 83.756687][ T5157] invoke_syscall+0x98/0x2b8 [ 83.757430][ T5157] el0_svc_common+0x138/0x258 [ 83.758104][ T5157] do_el0_svc+0x58/0x14c [ 83.758809][ T5157] el0_svc+0x78/0x1e0 [ 83.759439][ T5157] el0t_64_sync_handler+0xcc/0xe4 [ 83.760150][ T5157] el0t_64_sync+0x1a0/0x1a4 [ 83.782163][ T5157] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 83.788240][ T5157] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 83.986471][ T5163] loop2: detected capacity change from 0 to 32768 [ 83.998080][ T5159] loop3: detected capacity change from 0 to 32768 [ 84.002199][ T5161] loop1: detected capacity change from 0 to 32768 [ 84.005843][ T5165] loop4: detected capacity change from 0 to 32768 [ 84.026936][ T5163] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.028076][ T5163] CPU: 1 PID: 5163 Comm: syz.2.70 Not tainted syzkaller #0 [ 84.029209][ T5163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.030844][ T5163] Call trace: [ 84.031409][ T5163] dump_backtrace+0x0/0x43c [ 84.032124][ T5163] show_stack+0x2c/0x3c [ 84.032820][ T5163] __dump_stack+0x30/0x40 [ 84.033472][ T5163] dump_stack_lvl+0xf8/0x160 [ 84.034165][ T5163] dump_stack+0x1c/0x5c [ 84.034596][ T5159] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.034724][ T5163] sysfs_create_dir_ns+0x22c/0x24c [ 84.036675][ T5163] kobject_add_internal+0x590/0xc54 [ 84.037432][ T5163] kobject_init_and_add+0x118/0x17c [ 84.038153][ T5163] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.038902][ T5163] gfs2_fill_super+0xdac/0x19e0 [ 84.039604][ T5163] get_tree_bdev+0x358/0x544 [ 84.040253][ T5163] gfs2_get_tree+0x54/0x1b4 [ 84.040954][ T5163] vfs_get_tree+0x90/0x274 [ 84.041604][ T5163] do_new_mount+0x228/0x810 [ 84.042280][ T5163] path_mount+0x5b4/0x1000 [ 84.042926][ T5163] __arm64_sys_mount+0x514/0x5e4 [ 84.043813][ T5163] invoke_syscall+0x98/0x2b8 [ 84.043991][ T5161] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.044496][ T5163] el0_svc_common+0x138/0x258 [ 84.046327][ T5163] do_el0_svc+0x58/0x14c [ 84.046933][ T5163] el0_svc+0x78/0x1e0 [ 84.047501][ T5163] el0t_64_sync_handler+0xcc/0xe4 [ 84.048209][ T5163] el0t_64_sync+0x1a0/0x1a4 [ 84.048921][ T5161] CPU: 0 PID: 5161 Comm: syz.1.69 Not tainted syzkaller #0 [ 84.049977][ T5161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.051515][ T5161] Call trace: [ 84.051991][ T5161] dump_backtrace+0x0/0x43c [ 84.052220][ T5163] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.052644][ T5161] show_stack+0x2c/0x3c [ 84.055306][ T5161] __dump_stack+0x30/0x40 [ 84.055335][ T5163] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.055931][ T5161] dump_stack_lvl+0xf8/0x160 [ 84.057526][ T5161] dump_stack+0x1c/0x5c [ 84.058243][ T5161] sysfs_create_dir_ns+0x22c/0x24c [ 84.059022][ T5161] kobject_add_internal+0x590/0xc54 [ 84.059803][ T5161] kobject_init_and_add+0x118/0x17c [ 84.060538][ T5161] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.061265][ T5161] gfs2_fill_super+0xdac/0x19e0 [ 84.061983][ T5161] get_tree_bdev+0x358/0x544 [ 84.062666][ T5161] gfs2_get_tree+0x54/0x1b4 [ 84.063365][ T5161] vfs_get_tree+0x90/0x274 [ 84.064000][ T5161] do_new_mount+0x228/0x810 [ 84.064624][ T5161] path_mount+0x5b4/0x1000 [ 84.065246][ T5161] __arm64_sys_mount+0x514/0x5e4 [ 84.066012][ T5161] invoke_syscall+0x98/0x2b8 [ 84.066682][ T5161] el0_svc_common+0x138/0x258 [ 84.067400][ T5161] do_el0_svc+0x58/0x14c [ 84.067954][ T5161] el0_svc+0x78/0x1e0 [ 84.068531][ T5161] el0t_64_sync_handler+0xcc/0xe4 [ 84.069327][ T5161] el0t_64_sync+0x1a0/0x1a4 [ 84.070010][ T5159] CPU: 1 PID: 5159 Comm: syz.3.68 Not tainted syzkaller #0 [ 84.071142][ T5159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.072639][ T5159] Call trace: [ 84.073123][ T5159] dump_backtrace+0x0/0x43c [ 84.073870][ T5159] show_stack+0x2c/0x3c [ 84.074489][ T5159] __dump_stack+0x30/0x40 [ 84.075068][ T5165] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.075203][ T5159] dump_stack_lvl+0xf8/0x160 [ 84.076909][ T5159] dump_stack+0x1c/0x5c [ 84.077614][ T5159] sysfs_create_dir_ns+0x22c/0x24c [ 84.078337][ T5159] kobject_add_internal+0x590/0xc54 [ 84.079172][ T5159] kobject_init_and_add+0x118/0x17c [ 84.079969][ T5159] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.080658][ T5159] gfs2_fill_super+0xdac/0x19e0 [ 84.081334][ T5159] get_tree_bdev+0x358/0x544 [ 84.082057][ T5159] gfs2_get_tree+0x54/0x1b4 [ 84.082759][ T5159] vfs_get_tree+0x90/0x274 [ 84.083403][ T5159] do_new_mount+0x228/0x810 [ 84.084142][ T5159] path_mount+0x5b4/0x1000 [ 84.084796][ T5159] __arm64_sys_mount+0x514/0x5e4 [ 84.085553][ T5159] invoke_syscall+0x98/0x2b8 [ 84.086179][ T5159] el0_svc_common+0x138/0x258 [ 84.086833][ T5159] do_el0_svc+0x58/0x14c [ 84.087483][ T5159] el0_svc+0x78/0x1e0 [ 84.088079][ T5159] el0t_64_sync_handler+0xcc/0xe4 [ 84.088806][ T5159] el0t_64_sync+0x1a0/0x1a4 [ 84.089320][ T5165] CPU: 0 PID: 5165 Comm: syz.4.71 Not tainted syzkaller #0 [ 84.090251][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.091762][ T5165] Call trace: [ 84.092235][ T5165] dump_backtrace+0x0/0x43c [ 84.093021][ T5165] show_stack+0x2c/0x3c [ 84.093669][ T5165] __dump_stack+0x30/0x40 [ 84.094332][ T5165] dump_stack_lvl+0xf8/0x160 [ 84.094964][ T5165] dump_stack+0x1c/0x5c [ 84.095542][ T5165] sysfs_create_dir_ns+0x22c/0x24c [ 84.096281][ T5165] kobject_add_internal+0x590/0xc54 [ 84.096971][ T5165] kobject_init_and_add+0x118/0x17c [ 84.097758][ T5165] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.098435][ T5165] gfs2_fill_super+0xdac/0x19e0 [ 84.099138][ T5165] get_tree_bdev+0x358/0x544 [ 84.099849][ T5165] gfs2_get_tree+0x54/0x1b4 [ 84.100452][ T5165] vfs_get_tree+0x90/0x274 [ 84.101259][ T5165] do_new_mount+0x228/0x810 [ 84.101923][ T5165] path_mount+0x5b4/0x1000 [ 84.102582][ T5165] __arm64_sys_mount+0x514/0x5e4 [ 84.103405][ T5165] invoke_syscall+0x98/0x2b8 [ 84.104127][ T5165] el0_svc_common+0x138/0x258 [ 84.104883][ T5165] do_el0_svc+0x58/0x14c [ 84.105674][ T5165] el0_svc+0x78/0x1e0 [ 84.106280][ T5165] el0t_64_sync_handler+0xcc/0xe4 [ 84.107069][ T5165] el0t_64_sync+0x1a0/0x1a4 [ 84.112060][ T5161] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.114299][ T5161] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.115610][ T5165] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.123239][ T5165] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.137739][ T5159] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.139693][ T5159] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.347542][ T5165] loop4: detected capacity change from 0 to 32768 [ 84.350000][ T5161] loop1: detected capacity change from 0 to 32768 [ 84.356230][ T5163] loop2: detected capacity change from 0 to 32768 [ 84.356609][ T5165] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.359342][ T5165] CPU: 0 PID: 5165 Comm: syz.4.71 Not tainted syzkaller #0 [ 84.360366][ T5165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.361819][ T5165] Call trace: [ 84.362269][ T5165] dump_backtrace+0x0/0x43c [ 84.362301][ T5163] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.362905][ T5165] show_stack+0x2c/0x3c [ 84.364709][ T5165] __dump_stack+0x30/0x40 [ 84.365352][ T5165] dump_stack_lvl+0xf8/0x160 [ 84.366130][ T5165] dump_stack+0x1c/0x5c [ 84.366748][ T5165] sysfs_create_dir_ns+0x22c/0x24c [ 84.367621][ T5165] kobject_add_internal+0x590/0xc54 [ 84.368460][ T5165] kobject_init_and_add+0x118/0x17c [ 84.369215][ T5165] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.369975][ T5165] gfs2_fill_super+0xdac/0x19e0 [ 84.370735][ T5165] get_tree_bdev+0x358/0x544 [ 84.371435][ T5165] gfs2_get_tree+0x54/0x1b4 [ 84.372108][ T5165] vfs_get_tree+0x90/0x274 [ 84.372736][ T5165] do_new_mount+0x228/0x810 [ 84.373337][ T5165] path_mount+0x5b4/0x1000 [ 84.374084][ T5165] __arm64_sys_mount+0x514/0x5e4 [ 84.374838][ T5165] invoke_syscall+0x98/0x2b8 [ 84.375507][ T5165] el0_svc_common+0x138/0x258 [ 84.376231][ T5165] do_el0_svc+0x58/0x14c [ 84.376873][ T5165] el0_svc+0x78/0x1e0 [ 84.377465][ T5165] el0t_64_sync_handler+0xcc/0xe4 [ 84.378227][ T5165] el0t_64_sync+0x1a0/0x1a4 [ 84.384190][ T5163] CPU: 1 PID: 5163 Comm: syz.2.70 Not tainted syzkaller #0 [ 84.385419][ T5163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.387043][ T5163] Call trace: [ 84.387588][ T5163] dump_backtrace+0x0/0x43c [ 84.388317][ T5163] show_stack+0x2c/0x3c [ 84.389017][ T5163] __dump_stack+0x30/0x40 [ 84.389792][ T5163] dump_stack_lvl+0xf8/0x160 [ 84.390563][ T5163] dump_stack+0x1c/0x5c [ 84.391205][ T5163] sysfs_create_dir_ns+0x22c/0x24c [ 84.391355][ T5165] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.391984][ T5163] kobject_add_internal+0x590/0xc54 [ 84.394718][ T5163] kobject_init_and_add+0x118/0x17c [ 84.394802][ T5161] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.395575][ T5163] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.397461][ T5163] gfs2_fill_super+0xdac/0x19e0 [ 84.398262][ T5163] get_tree_bdev+0x358/0x544 [ 84.398941][ T5163] gfs2_get_tree+0x54/0x1b4 [ 84.399676][ T5163] vfs_get_tree+0x90/0x274 [ 84.400361][ T5163] do_new_mount+0x228/0x810 [ 84.401049][ T5163] path_mount+0x5b4/0x1000 [ 84.401291][ T5165] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.401714][ T5163] __arm64_sys_mount+0x514/0x5e4 [ 84.401728][ T5163] invoke_syscall+0x98/0x2b8 [ 84.404061][ T5163] el0_svc_common+0x138/0x258 [ 84.404780][ T5163] do_el0_svc+0x58/0x14c [ 84.405456][ T5163] el0_svc+0x78/0x1e0 [ 84.406143][ T5163] el0t_64_sync_handler+0xcc/0xe4 [ 84.406984][ T5163] el0t_64_sync+0x1a0/0x1a4 [ 84.407718][ T5161] CPU: 0 PID: 5161 Comm: syz.1.69 Not tainted syzkaller #0 [ 84.408815][ T5161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.410415][ T5161] Call trace: [ 84.410907][ T5161] dump_backtrace+0x0/0x43c [ 84.411658][ T5161] show_stack+0x2c/0x3c [ 84.412284][ T5161] __dump_stack+0x30/0x40 [ 84.412970][ T5161] dump_stack_lvl+0xf8/0x160 [ 84.413663][ T5161] dump_stack+0x1c/0x5c [ 84.414170][ T5161] sysfs_create_dir_ns+0x22c/0x24c [ 84.414856][ T5161] kobject_add_internal+0x590/0xc54 [ 84.415626][ T5161] kobject_init_and_add+0x118/0x17c [ 84.416424][ T5161] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.417177][ T5161] gfs2_fill_super+0xdac/0x19e0 [ 84.417889][ T5161] get_tree_bdev+0x358/0x544 [ 84.418601][ T5161] gfs2_get_tree+0x54/0x1b4 [ 84.419041][ T5167] loop3: detected capacity change from 0 to 32768 [ 84.419234][ T5161] vfs_get_tree+0x90/0x274 [ 84.420364][ T5163] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.420745][ T5161] do_new_mount+0x228/0x810 [ 84.422709][ T5163] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.423330][ T5161] path_mount+0x5b4/0x1000 [ 84.423346][ T5161] __arm64_sys_mount+0x514/0x5e4 [ 84.423355][ T5161] invoke_syscall+0x98/0x2b8 [ 84.423362][ T5161] el0_svc_common+0x138/0x258 [ 84.423368][ T5161] do_el0_svc+0x58/0x14c [ 84.423373][ T5161] el0_svc+0x78/0x1e0 [ 84.423379][ T5161] el0t_64_sync_handler+0xcc/0xe4 [ 84.423384][ T5161] el0t_64_sync+0x1a0/0x1a4 [ 84.430653][ T5161] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.432814][ T5161] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.519636][ T5167] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.520869][ T5167] CPU: 1 PID: 5167 Comm: syz.3.72 Not tainted syzkaller #0 [ 84.522033][ T5167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.523531][ T5167] Call trace: [ 84.524014][ T5167] dump_backtrace+0x0/0x43c [ 84.524756][ T5167] show_stack+0x2c/0x3c [ 84.525426][ T5167] __dump_stack+0x30/0x40 [ 84.526079][ T5167] dump_stack_lvl+0xf8/0x160 [ 84.526765][ T5167] dump_stack+0x1c/0x5c [ 84.527391][ T5167] sysfs_create_dir_ns+0x22c/0x24c [ 84.528177][ T5167] kobject_add_internal+0x590/0xc54 [ 84.528933][ T5167] kobject_init_and_add+0x118/0x17c [ 84.529693][ T5167] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.530393][ T5167] gfs2_fill_super+0xdac/0x19e0 [ 84.531175][ T5167] get_tree_bdev+0x358/0x544 [ 84.531813][ T5167] gfs2_get_tree+0x54/0x1b4 [ 84.532497][ T5167] vfs_get_tree+0x90/0x274 [ 84.533232][ T5167] do_new_mount+0x228/0x810 [ 84.533938][ T5167] path_mount+0x5b4/0x1000 [ 84.534587][ T5167] __arm64_sys_mount+0x514/0x5e4 [ 84.535389][ T5167] invoke_syscall+0x98/0x2b8 [ 84.536087][ T5167] el0_svc_common+0x138/0x258 [ 84.536805][ T5167] do_el0_svc+0x58/0x14c [ 84.537415][ T5167] el0_svc+0x78/0x1e0 [ 84.538042][ T5167] el0t_64_sync_handler+0xcc/0xe4 [ 84.538787][ T5167] el0t_64_sync+0x1a0/0x1a4 [ 84.570451][ T5167] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.572516][ T5167] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.616635][ T5169] loop2: detected capacity change from 0 to 32768 [ 84.690931][ T5171] loop1: detected capacity change from 0 to 32768 [ 84.692648][ T5169] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.693914][ T5169] CPU: 0 PID: 5169 Comm: syz.2.74 Not tainted syzkaller #0 [ 84.695078][ T5169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.696654][ T5169] Call trace: [ 84.697134][ T5169] dump_backtrace+0x0/0x43c [ 84.697819][ T5169] show_stack+0x2c/0x3c [ 84.698462][ T5169] __dump_stack+0x30/0x40 [ 84.699080][ T5169] dump_stack_lvl+0xf8/0x160 [ 84.699780][ T5169] dump_stack+0x1c/0x5c [ 84.700355][ T5169] sysfs_create_dir_ns+0x22c/0x24c [ 84.701271][ T5169] kobject_add_internal+0x590/0xc54 [ 84.702053][ T5169] kobject_init_and_add+0x118/0x17c [ 84.702866][ T5169] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.703607][ T5169] gfs2_fill_super+0xdac/0x19e0 [ 84.704339][ T5169] get_tree_bdev+0x358/0x544 [ 84.705012][ T5169] gfs2_get_tree+0x54/0x1b4 [ 84.705746][ T5169] vfs_get_tree+0x90/0x274 [ 84.706414][ T5169] do_new_mount+0x228/0x810 [ 84.707093][ T5169] path_mount+0x5b4/0x1000 [ 84.707732][ T5169] __arm64_sys_mount+0x514/0x5e4 [ 84.708521][ T5169] invoke_syscall+0x98/0x2b8 [ 84.709224][ T5169] el0_svc_common+0x138/0x258 [ 84.709870][ T5169] do_el0_svc+0x58/0x14c [ 84.710430][ T5169] el0_svc+0x78/0x1e0 [ 84.711013][ T5169] el0t_64_sync_handler+0xcc/0xe4 [ 84.711796][ T5169] el0t_64_sync+0x1a0/0x1a4 [ 84.714516][ T5171] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.715686][ T5171] CPU: 1 PID: 5171 Comm: syz.1.75 Not tainted syzkaller #0 [ 84.716776][ T5171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.718349][ T5171] Call trace: [ 84.718853][ T5171] dump_backtrace+0x0/0x43c [ 84.719520][ T5171] show_stack+0x2c/0x3c [ 84.719739][ T5173] loop4: detected capacity change from 0 to 32768 [ 84.720110][ T5171] __dump_stack+0x30/0x40 [ 84.721364][ T5169] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.721732][ T5171] dump_stack_lvl+0xf8/0x160 [ 84.723679][ T5169] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.724298][ T5171] dump_stack+0x1c/0x5c [ 84.725897][ T5171] sysfs_create_dir_ns+0x22c/0x24c [ 84.726677][ T5171] kobject_add_internal+0x590/0xc54 [ 84.727484][ T5171] kobject_init_and_add+0x118/0x17c [ 84.728340][ T5171] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.729057][ T5171] gfs2_fill_super+0xdac/0x19e0 [ 84.729755][ T5171] get_tree_bdev+0x358/0x544 [ 84.730437][ T5171] gfs2_get_tree+0x54/0x1b4 [ 84.731089][ T5171] vfs_get_tree+0x90/0x274 [ 84.731715][ T5171] do_new_mount+0x228/0x810 [ 84.732339][ T5171] path_mount+0x5b4/0x1000 [ 84.732948][ T5171] __arm64_sys_mount+0x514/0x5e4 [ 84.733652][ T5171] invoke_syscall+0x98/0x2b8 [ 84.734332][ T5171] el0_svc_common+0x138/0x258 [ 84.735092][ T5171] do_el0_svc+0x58/0x14c [ 84.735900][ T5171] el0_svc+0x78/0x1e0 [ 84.736568][ T5171] el0t_64_sync_handler+0xcc/0xe4 [ 84.737394][ T5171] el0t_64_sync+0x1a0/0x1a4 [ 84.745779][ T5173] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.747017][ T5173] CPU: 0 PID: 5173 Comm: syz.4.73 Not tainted syzkaller #0 [ 84.748122][ T5173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.749672][ T5173] Call trace: [ 84.750133][ T5173] dump_backtrace+0x0/0x43c [ 84.750819][ T5173] show_stack+0x2c/0x3c [ 84.751386][ T5173] __dump_stack+0x30/0x40 [ 84.752019][ T5173] dump_stack_lvl+0xf8/0x160 [ 84.752672][ T5173] dump_stack+0x1c/0x5c [ 84.753318][ T5173] sysfs_create_dir_ns+0x22c/0x24c [ 84.754083][ T5173] kobject_add_internal+0x590/0xc54 [ 84.754837][ T5173] kobject_init_and_add+0x118/0x17c [ 84.755646][ T5173] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.756399][ T5173] gfs2_fill_super+0xdac/0x19e0 [ 84.757154][ T5173] get_tree_bdev+0x358/0x544 [ 84.757812][ T5173] gfs2_get_tree+0x54/0x1b4 [ 84.758466][ T5173] vfs_get_tree+0x90/0x274 [ 84.759112][ T5173] do_new_mount+0x228/0x810 [ 84.759782][ T5173] path_mount+0x5b4/0x1000 [ 84.760489][ T5173] __arm64_sys_mount+0x514/0x5e4 [ 84.761224][ T5173] invoke_syscall+0x98/0x2b8 [ 84.761947][ T5173] el0_svc_common+0x138/0x258 [ 84.762629][ T5173] do_el0_svc+0x58/0x14c [ 84.763286][ T5173] el0_svc+0x78/0x1e0 [ 84.763912][ T5173] el0t_64_sync_handler+0xcc/0xe4 [ 84.764698][ T5173] el0t_64_sync+0x1a0/0x1a4 [ 84.766662][ T5171] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.773168][ T5171] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.779789][ T5167] loop3: detected capacity change from 0 to 32768 [ 84.783747][ T5167] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 84.788651][ T5167] CPU: 1 PID: 5167 Comm: syz.3.72 Not tainted syzkaller #0 [ 84.789733][ T5167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 84.791316][ T5167] Call trace: [ 84.791848][ T5167] dump_backtrace+0x0/0x43c [ 84.792525][ T5167] show_stack+0x2c/0x3c [ 84.793138][ T5167] __dump_stack+0x30/0x40 [ 84.793811][ T5167] dump_stack_lvl+0xf8/0x160 [ 84.794498][ T5167] dump_stack+0x1c/0x5c [ 84.795135][ T5167] sysfs_create_dir_ns+0x22c/0x24c [ 84.795945][ T5167] kobject_add_internal+0x590/0xc54 [ 84.796757][ T5167] kobject_init_and_add+0x118/0x17c [ 84.797499][ T5167] gfs2_sys_fs_add+0x1dc/0x3d8 [ 84.798157][ T5167] gfs2_fill_super+0xdac/0x19e0 [ 84.798810][ T5167] get_tree_bdev+0x358/0x544 [ 84.799108][ T5173] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.799476][ T5167] gfs2_get_tree+0x54/0x1b4 [ 84.801381][ T5173] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 84.802032][ T5167] vfs_get_tree+0x90/0x274 [ 84.803582][ T5167] do_new_mount+0x228/0x810 [ 84.804238][ T5167] path_mount+0x5b4/0x1000 [ 84.804862][ T5167] __arm64_sys_mount+0x514/0x5e4 [ 84.805582][ T5167] invoke_syscall+0x98/0x2b8 [ 84.806236][ T5167] el0_svc_common+0x138/0x258 [ 84.806954][ T5167] do_el0_svc+0x58/0x14c [ 84.807570][ T5167] el0_svc+0x78/0x1e0 [ 84.808190][ T5167] el0t_64_sync_handler+0xcc/0xe4 [ 84.808930][ T5167] el0t_64_sync+0x1a0/0x1a4 [ 84.848607][ T5167] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 84.853040][ T5167] gfs2: fsid=syz:syz: error -17 adding sysfs files