[ 27.540267][ T1780] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 27.541540][ T1780] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 27.542883][ T1780] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 27.544083][ T1780] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 27.545299][ T1780] device bridge_slave_1 left promiscuous mode [ 27.546285][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.579862][ T1780] device bridge_slave_0 left promiscuous mode [ 27.580885][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.620278][ T1780] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 27.621509][ T1780] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 27.622740][ T1780] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 27.623959][ T1780] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 27.625232][ T1780] device bridge_slave_1 left promiscuous mode [ 27.626231][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.659767][ T1780] device bridge_slave_0 left promiscuous mode [ 27.660821][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.799643][ T1780] device veth0_macvtap left promiscuous mode [ 27.800674][ T1780] device veth1_vlan left promiscuous mode [ 27.801549][ T1780] device veth0_vlan left promiscuous mode [ 27.919649][ T1780] device veth0_macvtap left promiscuous mode [ 27.920679][ T1780] device veth1_vlan left promiscuous mode [ 27.921552][ T1780] device veth0_vlan left promiscuous mode [ 29.699788][ T1780] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 29.909754][ T1780] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 31.359890][ T1780] bond0 (unregistering): Released all slaves [ 33.239983][ T1780] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 33.449780][ T1780] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 34.899875][ T1780] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.1.143' (ED25519) to the list of known hosts. 2026/10/26 16:34:58 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 35.877727][ T3803] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 36.174351][ T3502] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.175659][ T3502] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.176981][ T3502] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.178255][ T3502] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.179529][ T3502] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 36.180913][ T3502] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.291956][ T3815] chnl_net:caif_netlink_parms(): no params data found [ 36.312109][ T3815] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.313364][ T3815] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.319642][ T3815] device bridge_slave_0 entered promiscuous mode [ 36.321350][ T3815] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.322492][ T3815] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.323754][ T3815] device bridge_slave_1 entered promiscuous mode [ 36.327442][ T3815] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.329321][ T3815] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.347556][ T3815] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.348812][ T3815] 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. [ 36.354223][ T3815] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.356463][ T3815] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.357590][ T3815] 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. [ 36.361955][ T3815] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.390140][ T3815] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.391358][ T3815] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.392529][ T3815] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.393552][ T3815] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.433535][ T3815] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.435468][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.437131][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.438623][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.440990][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 36.455596][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.457058][ T1780] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.458227][ T1780] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.459936][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.461290][ T1780] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.462365][ T1780] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.465879][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.467830][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.514689][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.515956][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.517842][ T3815] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.555487][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.574000][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.575457][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.576684][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.578231][ T3815] device veth0_vlan entered promiscuous mode [ 36.580087][ T3815] device veth1_vlan entered promiscuous mode [ 36.583005][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 36.584358][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 36.585626][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.587229][ T3815] device veth0_macvtap entered promiscuous mode [ 36.606822][ T3815] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.608017][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.610129][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.611991][ T3815] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.613193][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/10/26 16:34:59 executed programs: 0 [ 36.741709][ T46] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.743008][ T46] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.744252][ T46] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 36.745460][ T46] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.746617][ T46] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 36.747854][ T46] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 36.750235][ T46] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 36.752387][ T3970] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 36.753562][ T3970] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.754565][ T46] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 36.755821][ T3970] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 36.757592][ T3970] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.758977][ T3503] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 36.760677][ T3970] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 36.763723][ T3970] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 36.765090][ T3970] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 36.766331][ T3970] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 36.767483][ T3970] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 36.781115][ T46] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 36.782256][ T46] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 36.783414][ T46] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 36.784613][ T46] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 36.785801][ T46] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 36.786934][ T46] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 36.791318][ T46] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 36.792641][ T46] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 36.793988][ T46] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 36.795254][ T46] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 36.796449][ T46] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 36.797583][ T46] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 36.859728][ T3963] chnl_net:caif_netlink_parms(): no params data found [ 36.867991][ T3979] chnl_net:caif_netlink_parms(): no params data found [ 36.871990][ T3971] chnl_net:caif_netlink_parms(): no params data found [ 36.875592][ T3967] chnl_net:caif_netlink_parms(): no params data found [ 36.882595][ T3982] chnl_net:caif_netlink_parms(): no params data found [ 36.892235][ T3963] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.896131][ T3963] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.900958][ T3963] device bridge_slave_0 entered promiscuous mode [ 36.902702][ T3963] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.903892][ T3963] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.907837][ T3963] device bridge_slave_1 entered promiscuous mode [ 36.913193][ T3979] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.914497][ T3979] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.915788][ T3979] device bridge_slave_0 entered promiscuous mode [ 36.917783][ T3963] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.919408][ T3979] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.921607][ T3979] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.922943][ T3979] device bridge_slave_1 entered promiscuous mode [ 36.925467][ T3963] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.930397][ T3982] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.931533][ T3982] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.932773][ T3982] device bridge_slave_0 entered promiscuous mode [ 36.938133][ T3982] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.939334][ T3982] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.941369][ T3982] device bridge_slave_1 entered promiscuous mode [ 36.944894][ T3979] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.946524][ T3971] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.947772][ T3971] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.949156][ T3971] device bridge_slave_0 entered promiscuous mode [ 36.953848][ T3967] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.955127][ T3967] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.956520][ T3967] device bridge_slave_0 entered promiscuous mode [ 36.957998][ T3967] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.959273][ T3967] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.960982][ T3967] device bridge_slave_1 entered promiscuous mode [ 36.962462][ T3979] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.966180][ T3963] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.967320][ T3963] 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. [ 36.972227][ T3963] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.973972][ T3971] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.975084][ T3971] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.976283][ T3971] device bridge_slave_1 entered promiscuous mode [ 36.977928][ T3982] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.983355][ T3963] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.984467][ T3963] 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. [ 36.988225][ T3963] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.990902][ T3982] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.995047][ T3967] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.997021][ T3967] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.000211][ T3971] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.005894][ T3971] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.022843][ T3979] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.023944][ T3979] 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. [ 37.027833][ T3979] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.030237][ T3979] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.031252][ T3979] 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. [ 37.035184][ T3979] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.044449][ T3982] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.045599][ T3982] 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. [ 37.050223][ T3982] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.056880][ T3982] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.057964][ T3982] 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. [ 37.062422][ T3982] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.066794][ T3971] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.067973][ T3971] 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. [ 37.072269][ T3971] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.078202][ T3971] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.079345][ T3971] 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. [ 37.084518][ T3971] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.086618][ T3967] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.087754][ T3967] 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. [ 37.092279][ T3967] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.100136][ T3967] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.101310][ T3967] 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. [ 37.105147][ T3967] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.156762][ T3963] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.158058][ T3963] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.159212][ T3963] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.160384][ T3963] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.167183][ T3971] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.168361][ T3971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.169636][ T3971] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.170760][ T3971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.173922][ T3979] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.175153][ T3979] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.176276][ T3979] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.177323][ T3979] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.190648][ T3982] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.191908][ T3982] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.193023][ T3982] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.194027][ T3982] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.219067][ T3967] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.220458][ T3967] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.221633][ T3967] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.222750][ T3967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.250099][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.251574][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.253192][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.254545][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.255916][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.257460][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.259178][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.261585][ T1780] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.263037][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.264423][ T1780] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.298925][ T3963] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.305308][ T3971] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.308297][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.309582][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.310989][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.312393][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.326326][ T3982] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.328775][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.330397][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.336393][ T3979] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.340234][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.341519][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.365289][ T3967] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.367379][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.368657][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.460372][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.461941][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.463352][ T55] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.464516][ T55] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.540749][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.542317][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.543725][ T55] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.544791][ T55] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.545913][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.547230][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.548560][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.549723][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.551536][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.553304][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.554804][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 37.556304][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.557782][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 37.559185][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.560667][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.562057][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.563434][ T55] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.564594][ T55] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.565906][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.567305][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.568759][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.569946][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.571462][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.573011][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.574419][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.575901][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.577200][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.578750][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.580453][ T55] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.581715][ T55] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.697508][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.699112][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.701013][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.702566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.704017][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.705508][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.709906][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.711131][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.712541][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.714083][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.715692][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.716953][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.718260][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.720104][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.721541][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.722628][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.723823][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.725157][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.726679][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.727880][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.729218][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.731667][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.733198][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.734762][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.737568][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.740124][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.751199][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.752579][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.840322][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.841665][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.846494][ T3982] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.862223][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.863598][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.865554][ T3963] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.878721][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.880024][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.882159][ T3971] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.909341][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.910867][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.914036][ T3967] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.919308][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.920924][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.923297][ T3979] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.956259][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.990732][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.000685][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.081082][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.084717][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.086320][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.087607][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.089060][ T3982] device veth0_vlan entered promiscuous mode [ 38.113411][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.115077][ T3982] device veth1_vlan entered promiscuous mode [ 38.118581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.120266][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.121599][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.124574][ T3963] device veth0_vlan entered promiscuous mode [ 38.125829][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.127340][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.128666][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.132206][ T3963] device veth1_vlan entered promiscuous mode [ 38.135442][ T3971] device veth0_vlan entered promiscuous mode [ 38.137304][ T3971] device veth1_vlan entered promiscuous mode [ 38.138872][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.140755][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.142308][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.143745][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.145369][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.148917][ T3963] device veth0_macvtap entered promiscuous mode [ 38.153587][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.155374][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.156832][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.158175][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.203436][ T1780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.205317][ T3982] device veth0_macvtap entered promiscuous mode [ 38.207738][ T3971] device veth0_macvtap entered promiscuous mode [ 38.219494][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.221276][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.222735][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.224101][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.225368][ T1550] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.227130][ T3967] device veth0_vlan entered promiscuous mode [ 38.228949][ T3967] device veth1_vlan entered promiscuous mode [ 38.232595][ T3967] device veth0_macvtap entered promiscuous mode [ 38.235173][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.236741][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.238179][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.240995][ T3991] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.255825][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.257355][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.258573][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.262494][ T3979] device veth0_vlan entered promiscuous mode [ 38.303179][ T3963] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.304894][ T3963] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.306678][ T3963] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.307809][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 38.309420][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.313098][ T3979] device veth1_vlan entered promiscuous mode [ 38.314866][ T3963] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.316474][ T3963] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.321713][ T3963] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.323508][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 38.325083][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.328472][ T3971] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.334456][ T3971] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.336196][ T3971] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.337988][ T3971] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.340175][ T3971] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.341606][ T3967] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.343383][ T3967] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.344905][ T3967] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.346514][ T3967] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.348047][ T3967] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.351125][ T3967] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.352912][ T3967] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.354896][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 38.356401][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.357779][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 38.359372][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.403754][ T3967] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.405469][ T3967] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.406981][ T3967] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.408587][ T3967] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.410802][ T3967] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.412478][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 38.413966][ T3545] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.415660][ T3971] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.417378][ T3971] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.418910][ T3971] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.421055][ T3971] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.422631][ T3971] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.424335][ T3971] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.426180][ T3971] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.428255][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 38.429876][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.454153][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.455966][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.457523][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.459032][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.464150][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.466038][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.467697][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.469364][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.471695][ T3982] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.474995][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 38.476566][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.478509][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.480402][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.481969][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.483543][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.485067][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.486572][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.488007][ T3982] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 38.489564][ T3982] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.492589][ T3982] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.495014][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 38.496593][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.500325][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 38.502138][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.505396][ T3979] device veth0_macvtap entered promiscuous mode [ 38.569130][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.571686][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.573324][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.575062][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.576568][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.578155][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.583068][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.584950][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.586469][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 38.588135][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 38.591267][ T3979] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.593470][ T1533] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 38.594837][ T1533] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 38.596124][ T1533] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 38.597405][ T1533] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 38.598708][ T1533] device bridge_slave_1 left promiscuous mode [ 38.601259][ T1533] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.640129][ T1533] device bridge_slave_0 left promiscuous mode [ 38.641218][ T1533] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.789649][ T1533] device veth0_macvtap left promiscuous mode [ 38.790703][ T1533] device veth1_vlan left promiscuous mode [ 38.791618][ T1533] device veth0_vlan left promiscuous mode [ 38.809728][ T3970] Bluetooth: hci4: command 0x0409 tx timeout [ 38.809812][ T46] Bluetooth: hci3: command 0x0409 tx timeout [ 38.810786][ T3970] Bluetooth: hci2: command 0x0409 tx timeout [ 38.811755][ T46] Bluetooth: hci0: command 0x0409 tx timeout [ 38.812709][ T3970] Bluetooth: hci1: command 0x0409 tx timeout [ 40.599832][ T1533] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 40.799848][ T1533] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 40.889649][ T3970] Bluetooth: hci1: command 0x041b tx timeout [ 40.889656][ T3502] Bluetooth: hci0: command 0x041b tx timeout [ 40.889665][ T3502] Bluetooth: hci2: command 0x041b tx timeout [ 40.890752][ T3970] Bluetooth: hci3: command 0x041b tx timeout [ 40.891768][ T3502] Bluetooth: hci4: command 0x041b tx timeout [ 42.309932][ T1533] bond0 (unregistering): Released all slaves [ 42.515515][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 42.517117][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.518520][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.527762][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 42.529520][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.531471][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 42.533266][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.534954][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 42.536690][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.538267][ T3979] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 42.540347][ T3979] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 42.542394][ T3979] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.543738][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.545105][ T4139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.671904][ T4460] loop4: detected capacity change from 0 to 32768 2026/10/26 16:35:05 executed programs: 10 [ 42.680022][ T4464] loop0: detected capacity change from 0 to 32768 [ 42.681728][ T4460] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.682106][ T4464] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 42.682978][ T4460] CPU: 1 PID: 4460 Comm: syz.4.21 Not tainted syzkaller #0 [ 42.684313][ T4464] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 42.685347][ T4460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 42.688073][ T4460] Call trace: [ 42.688610][ T4460] dump_backtrace+0x100/0x14c [ 42.689388][ T4460] show_stack+0x18/0x24 [ 42.690204][ T4460] __dump_stack+0x28/0x38 [ 42.691038][ T4460] dump_stack_lvl+0x64/0x90 [ 42.691909][ T4460] dump_stack+0x18/0x4c [ 42.692708][ T4460] sysfs_create_dir_ns+0x1b0/0x250 [ 42.693676][ T4460] kobject_add_internal+0x3a8/0x908 [ 42.694600][ T4460] kobject_init_and_add+0x110/0x180 [ 42.695465][ T4460] gfs2_sys_fs_add+0x204/0x3dc [ 42.696275][ T4460] gfs2_fill_super+0xca4/0x1650 [ 42.697109][ T4460] get_tree_bdev+0x30c/0x4b8 [ 42.697848][ T4460] gfs2_get_tree+0x54/0x168 [ 42.698604][ T4460] vfs_get_tree+0x88/0x224 [ 42.699347][ T4460] do_new_mount+0x1d4/0x68c [ 42.700104][ T4460] path_mount+0x4b4/0x9ec [ 42.700831][ T4460] __arm64_sys_mount+0x380/0x430 [ 42.701658][ T4460] invoke_syscall+0x78/0x230 [ 42.702435][ T4460] el0_svc_common+0x160/0x1d4 [ 42.703233][ T4460] do_el0_svc+0x50/0xfc [ 42.703937][ T4460] el0_svc+0x34/0xd4 [ 42.704610][ T4460] el0t_64_sync_handler+0x84/0xf0 [ 42.705451][ T4460] el0t_64_sync+0x18c/0x190 [ 42.706333][ T4460] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.708319][ T4460] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.711518][ T4464] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 42.713136][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 42.714215][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 42.716942][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 2ms [ 42.718334][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 42.719195][ T4464] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 42.760943][ T4470] loop4: detected capacity change from 0 to 32768 [ 42.762406][ T4470] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.763703][ T4470] CPU: 1 PID: 4470 Comm: syz.4.22 Not tainted syzkaller #0 [ 42.764842][ T4470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 42.766398][ T4470] Call trace: [ 42.766937][ T4470] dump_backtrace+0x100/0x14c [ 42.767601][ T4470] show_stack+0x18/0x24 [ 42.768213][ T4470] __dump_stack+0x28/0x38 [ 42.768841][ T4470] dump_stack_lvl+0x64/0x90 [ 42.769501][ T4470] dump_stack+0x18/0x4c [ 42.770203][ T4470] sysfs_create_dir_ns+0x1b0/0x250 [ 42.771015][ T4470] kobject_add_internal+0x3a8/0x908 [ 42.771865][ T4470] kobject_init_and_add+0x110/0x180 [ 42.772717][ T4470] gfs2_sys_fs_add+0x204/0x3dc [ 42.773487][ T4470] gfs2_fill_super+0xca4/0x1650 [ 42.774314][ T4470] get_tree_bdev+0x30c/0x4b8 [ 42.775061][ T4470] gfs2_get_tree+0x54/0x168 [ 42.775826][ T4470] vfs_get_tree+0x88/0x224 [ 42.776553][ T4470] do_new_mount+0x1d4/0x68c [ 42.777227][ T4470] path_mount+0x4b4/0x9ec [ 42.777970][ T4470] __arm64_sys_mount+0x380/0x430 [ 42.778766][ T4470] invoke_syscall+0x78/0x230 [ 42.779524][ T4470] el0_svc_common+0x160/0x1d4 [ 42.780266][ T4470] do_el0_svc+0x50/0xfc [ 42.780946][ T4470] el0_svc+0x34/0xd4 [ 42.781595][ T4470] el0t_64_sync_handler+0x84/0xf0 [ 42.782384][ T4470] el0t_64_sync+0x18c/0x190 [ 42.783147][ T4470] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.785114][ T4470] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.799527][ T4464] gfs2: fsid=syz:syz.0: found 1 quota changes [ 42.818149][ T3963] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 42.818149][ T3963] inode = 11 2339 [ 42.818149][ T3963] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 413 [ 42.844462][ T4477] loop1: detected capacity change from 0 to 32768 [ 42.847212][ T4477] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.848478][ T4477] CPU: 0 PID: 4477 Comm: syz.1.18 Not tainted syzkaller #0 [ 42.849594][ T4477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 42.850164][ T4478] loop2: detected capacity change from 0 to 32768 [ 42.851222][ T4477] Call trace: [ 42.852843][ T4478] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.852856][ T4477] dump_backtrace+0x100/0x14c [ 42.854828][ T4477] show_stack+0x18/0x24 [ 42.855536][ T4477] __dump_stack+0x28/0x38 [ 42.856263][ T4477] dump_stack_lvl+0x64/0x90 [ 42.857015][ T4477] dump_stack+0x18/0x4c [ 42.857693][ T4477] sysfs_create_dir_ns+0x1b0/0x250 [ 42.858522][ T4477] kobject_add_internal+0x3a8/0x908 [ 42.859422][ T4477] kobject_init_and_add+0x110/0x180 [ 42.860341][ T4477] gfs2_sys_fs_add+0x204/0x3dc [ 42.861191][ T4477] gfs2_fill_super+0xca4/0x1650 [ 42.862047][ T4477] get_tree_bdev+0x30c/0x4b8 [ 42.862814][ T4477] gfs2_get_tree+0x54/0x168 [ 42.863560][ T4477] vfs_get_tree+0x88/0x224 [ 42.864261][ T4477] do_new_mount+0x1d4/0x68c [ 42.864963][ T4477] path_mount+0x4b4/0x9ec [ 42.865662][ T4477] __arm64_sys_mount+0x380/0x430 [ 42.866467][ T4477] invoke_syscall+0x78/0x230 [ 42.867226][ T4477] el0_svc_common+0x160/0x1d4 [ 42.868025][ T4477] do_el0_svc+0x50/0xfc [ 42.868676][ T4477] el0_svc+0x34/0xd4 [ 42.869305][ T4477] el0t_64_sync_handler+0x84/0xf0 [ 42.870144][ T4477] el0t_64_sync+0x18c/0x190 [ 42.870905][ T4478] CPU: 1 PID: 4478 Comm: syz.2.19 Not tainted syzkaller #0 [ 42.870996][ T4477] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.872082][ T4478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 42.874085][ T4477] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.875805][ T4478] Call trace: [ 42.877296][ T4478] dump_backtrace+0x100/0x14c [ 42.878109][ T4478] show_stack+0x18/0x24 [ 42.878826][ T4478] __dump_stack+0x28/0x38 [ 42.879576][ T4478] dump_stack_lvl+0x64/0x90 [ 42.880340][ T4478] dump_stack+0x18/0x4c [ 42.881039][ T4478] sysfs_create_dir_ns+0x1b0/0x250 [ 42.881907][ T4478] kobject_add_internal+0x3a8/0x908 [ 42.882784][ T4478] kobject_init_and_add+0x110/0x180 [ 42.883660][ T4478] gfs2_sys_fs_add+0x204/0x3dc [ 42.884434][ T4478] gfs2_fill_super+0xca4/0x1650 [ 42.885201][ T4478] get_tree_bdev+0x30c/0x4b8 [ 42.885969][ T4478] gfs2_get_tree+0x54/0x168 [ 42.886703][ T4478] vfs_get_tree+0x88/0x224 [ 42.887423][ T4478] do_new_mount+0x1d4/0x68c [ 42.888177][ T4478] path_mount+0x4b4/0x9ec [ 42.888881][ T4478] __arm64_sys_mount+0x380/0x430 [ 42.889658][ T4478] invoke_syscall+0x78/0x230 [ 42.890410][ T4478] el0_svc_common+0x160/0x1d4 [ 42.891178][ T4478] do_el0_svc+0x50/0xfc [ 42.891886][ T4478] el0_svc+0x34/0xd4 [ 42.892515][ T4478] el0t_64_sync_handler+0x84/0xf0 [ 42.893322][ T4478] el0t_64_sync+0x18c/0x190 [ 42.894322][ T4478] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.896345][ T4478] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.909919][ T3963] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 42.911533][ T3963] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:3963 [syz-executor] gfs2_quota_sync+0x27c/0x3e8 [ 42.913114][ T3963] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 42.914361][ T3963] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 42.924928][ T4480] loop4: detected capacity change from 0 to 32768 [ 42.926469][ T4480] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 42.927739][ T4480] CPU: 1 PID: 4480 Comm: syz.4.24 Not tainted syzkaller #0 [ 42.928901][ T4480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 42.930673][ T4480] Call trace: [ 42.931256][ T4480] dump_backtrace+0x100/0x14c [ 42.932086][ T4480] show_stack+0x18/0x24 [ 42.932819][ T4480] __dump_stack+0x28/0x38 [ 42.933557][ T4480] dump_stack_lvl+0x64/0x90 [ 42.934357][ T4480] dump_stack+0x18/0x4c [ 42.935100][ T4480] sysfs_create_dir_ns+0x1b0/0x250 [ 42.935988][ T4480] kobject_add_internal+0x3a8/0x908 [ 42.936888][ T4480] kobject_init_and_add+0x110/0x180 [ 42.937770][ T4480] gfs2_sys_fs_add+0x204/0x3dc [ 42.938590][ T4480] gfs2_fill_super+0xca4/0x1650 [ 42.939412][ T4480] get_tree_bdev+0x30c/0x4b8 [ 42.940187][ T4480] gfs2_get_tree+0x54/0x168 [ 42.940945][ T4480] vfs_get_tree+0x88/0x224 [ 42.941695][ T4480] do_new_mount+0x1d4/0x68c [ 42.942446][ T4480] path_mount+0x4b4/0x9ec [ 42.943173][ T4480] __arm64_sys_mount+0x380/0x430 [ 42.943974][ T4480] invoke_syscall+0x78/0x230 [ 42.944765][ T4480] el0_svc_common+0x160/0x1d4 [ 42.945567][ T4480] do_el0_svc+0x50/0xfc [ 42.946279][ T4480] el0_svc+0x34/0xd4 [ 42.946928][ T4480] el0t_64_sync_handler+0x84/0xf0 [ 42.947431][ T3963] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 42.947756][ T4480] el0t_64_sync+0x18c/0x190 [ 42.949192][ T3963] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 42.949968][ T4480] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 42.949972][ T4480] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 42.951948][ T3963] gfs2: fsid=syz:syz.0: File system withdrawn [ 42.969646][ T3502] Bluetooth: hci4: command 0x040f tx timeout [ 42.970661][ T3502] Bluetooth: hci3: command 0x040f tx timeout [ 42.971547][ T3502] Bluetooth: hci2: command 0x040f tx timeout [ 42.972440][ T3502] Bluetooth: hci1: command 0x040f tx timeout [ 42.973339][ T3502] Bluetooth: hci0: command 0x040f tx timeout [ 43.001273][ T3963] CPU: 1 PID: 3963 Comm: syz-executor Not tainted syzkaller #0 [ 43.002608][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.004308][ T3963] Call trace: [ 43.004869][ T3963] dump_backtrace+0x100/0x14c [ 43.005648][ T3963] show_stack+0x18/0x24 [ 43.006284][ T3963] __dump_stack+0x28/0x38 [ 43.006939][ T3963] dump_stack_lvl+0x64/0x90 [ 43.007592][ T3963] dump_stack+0x18/0x4c [ 43.008193][ T3963] gfs2_withdraw+0xb88/0xf9c [ 43.008871][ T3963] gfs2_consist_inode_i+0xf4/0x110 [ 43.009613][ T3963] gfs2_inode_refresh+0x8e8/0xce4 [ 43.010337][ T4465] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 43.010557][ T3963] inode_go_instantiate+0x3c/0x4c [ 43.012980][ T3963] gfs2_instantiate+0x10c/0x218 [ 43.013822][ T3963] gfs2_glock_wait+0x134/0x1e8 [ 43.014648][ T3963] gfs2_glock_nq+0x660/0xe08 [ 43.015442][ T3963] do_sync+0x36c/0x8cc [ 43.016127][ T3963] gfs2_quota_sync+0x27c/0x3e8 [ 43.016920][ T3963] gfs2_sync_fs+0x4c/0xac [ 43.017636][ T3963] sync_filesystem+0xc4/0x178 [ 43.018423][ T3963] generic_shutdown_super+0x70/0x2c0 [ 43.019318][ T3963] kill_block_super+0x74/0xc8 [ 43.020112][ T3963] gfs2_kill_sb+0xb4/0xc8 [ 43.020820][ T3963] deactivate_locked_super+0xb8/0x104 [ 43.021693][ T3963] deactivate_super+0xb0/0xcc [ 43.022418][ T3963] cleanup_mnt+0x30c/0x38c [ 43.023123][ T3963] __cleanup_mnt+0x14/0x20 [ 43.023832][ T3963] task_work_run+0x180/0x214 [ 43.024572][ T3963] do_notify_resume+0x12a8/0x1f88 [ 43.025387][ T3963] el0_svc+0x60/0xd4 [ 43.026037][ T3963] el0t_64_sync_handler+0x84/0xf0 [ 43.026862][ T3963] el0t_64_sync+0x18c/0x190 [ 43.060621][ T3963] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 [ 43.063383][ T3963] CPU: 1 PID: 3963 Comm: syz-executor Not tainted syzkaller #0 [ 43.064670][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.066243][ T3963] Call trace: [ 43.066763][ T3963] dump_backtrace+0x100/0x14c [ 43.067506][ T3963] show_stack+0x18/0x24 [ 43.068195][ T3963] __dump_stack+0x28/0x38 [ 43.068872][ T3963] dump_stack_lvl+0x64/0x90 [ 43.069549][ T3963] dump_stack+0x18/0x4c [ 43.070236][ T3963] gfs2_assert_warn_i+0x130/0x214 [ 43.071071][ T3963] gfs2_quota_cleanup+0x46c/0x620 [ 43.071915][ T3963] gfs2_put_super+0x178/0x5ec [ 43.072696][ T3963] generic_shutdown_super+0x118/0x2c0 [ 43.073592][ T3963] kill_block_super+0x74/0xc8 [ 43.074379][ T3963] gfs2_kill_sb+0xb4/0xc8 [ 43.075166][ T3963] deactivate_locked_super+0xb8/0x104 [ 43.076117][ T3963] deactivate_super+0xb0/0xcc [ 43.076880][ T3963] cleanup_mnt+0x30c/0x38c [ 43.077623][ T3963] __cleanup_mnt+0x14/0x20 [ 43.078382][ T3963] task_work_run+0x180/0x214 [ 43.079135][ T3963] do_notify_resume+0x12a8/0x1f88 [ 43.079959][ T3963] el0_svc+0x60/0xd4 [ 43.080589][ T3963] el0t_64_sync_handler+0x84/0xf0 [ 43.081417][ T3963] el0t_64_sync+0x18c/0x190 [ 43.122596][ T4492] loop1: detected capacity change from 0 to 32768 [ 43.122597][ T4495] loop5: detected capacity change from 0 to 32768 [ 43.122947][ T4489] loop2: detected capacity change from 0 to 32768 [ 43.126322][ T4489] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.126337][ T4492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.127487][ T4489] CPU: 1 PID: 4489 Comm: syz.2.26 Not tainted syzkaller #0 [ 43.129987][ T4489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.131771][ T4489] Call trace: [ 43.132343][ T4489] dump_backtrace+0x100/0x14c [ 43.133160][ T4489] show_stack+0x18/0x24 [ 43.133888][ T4489] __dump_stack+0x28/0x38 [ 43.134607][ T4489] dump_stack_lvl+0x64/0x90 [ 43.135374][ T4489] dump_stack+0x18/0x4c [ 43.136088][ T4489] sysfs_create_dir_ns+0x1b0/0x250 [ 43.136957][ T4489] kobject_add_internal+0x3a8/0x908 [ 43.137854][ T4489] kobject_init_and_add+0x110/0x180 [ 43.138746][ T4489] gfs2_sys_fs_add+0x204/0x3dc [ 43.139567][ T4489] gfs2_fill_super+0xca4/0x1650 [ 43.140388][ T4489] get_tree_bdev+0x30c/0x4b8 [ 43.141171][ T4489] gfs2_get_tree+0x54/0x168 [ 43.141944][ T4489] vfs_get_tree+0x88/0x224 [ 43.142644][ T4489] do_new_mount+0x1d4/0x68c [ 43.143366][ T4489] path_mount+0x4b4/0x9ec [ 43.144052][ T4489] __arm64_sys_mount+0x380/0x430 [ 43.144915][ T4489] invoke_syscall+0x78/0x230 [ 43.145663][ T4489] el0_svc_common+0x160/0x1d4 [ 43.146409][ T4489] do_el0_svc+0x50/0xfc [ 43.147083][ T4489] el0_svc+0x34/0xd4 [ 43.147711][ T4489] el0t_64_sync_handler+0x84/0xf0 [ 43.148553][ T4489] el0t_64_sync+0x18c/0x190 [ 43.149316][ T4492] CPU: 0 PID: 4492 Comm: syz.1.27 Not tainted syzkaller #0 [ 43.149410][ T4489] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.150547][ T4492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.150550][ T4492] Call trace: [ 43.150553][ T4492] dump_backtrace+0x100/0x14c [ 43.152545][ T4489] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.154246][ T4492] show_stack+0x18/0x24 [ 43.157258][ T4492] __dump_stack+0x28/0x38 [ 43.158011][ T4492] dump_stack_lvl+0x64/0x90 [ 43.158763][ T4492] dump_stack+0x18/0x4c [ 43.159470][ T4492] sysfs_create_dir_ns+0x1b0/0x250 [ 43.160362][ T4492] kobject_add_internal+0x3a8/0x908 [ 43.161247][ T4492] kobject_init_and_add+0x110/0x180 [ 43.162131][ T4492] gfs2_sys_fs_add+0x204/0x3dc [ 43.162948][ T4492] gfs2_fill_super+0xca4/0x1650 [ 43.163783][ T4492] get_tree_bdev+0x30c/0x4b8 [ 43.164575][ T4492] gfs2_get_tree+0x54/0x168 [ 43.165339][ T4492] vfs_get_tree+0x88/0x224 [ 43.166106][ T4492] do_new_mount+0x1d4/0x68c [ 43.166878][ T4492] path_mount+0x4b4/0x9ec [ 43.167657][ T4492] __arm64_sys_mount+0x380/0x430 [ 43.168534][ T4492] invoke_syscall+0x78/0x230 [ 43.169307][ T4492] el0_svc_common+0x160/0x1d4 [ 43.170083][ T4492] do_el0_svc+0x50/0xfc [ 43.170758][ T4492] el0_svc+0x34/0xd4 [ 43.171402][ T4492] el0t_64_sync_handler+0x84/0xf0 [ 43.172216][ T4492] el0t_64_sync+0x18c/0x190 [ 43.172999][ T4492] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.173640][ T4495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.174917][ T4492] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.177027][ T4495] CPU: 1 PID: 4495 Comm: syz.5.20 Not tainted syzkaller #0 [ 43.178332][ T4495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.179985][ T4495] Call trace: [ 43.180526][ T4495] dump_backtrace+0x100/0x14c [ 43.181465][ T4495] show_stack+0x18/0x24 [ 43.182221][ T4495] __dump_stack+0x28/0x38 [ 43.182975][ T4495] dump_stack_lvl+0x64/0x90 [ 43.183723][ T4495] dump_stack+0x18/0x4c [ 43.184412][ T4495] sysfs_create_dir_ns+0x1b0/0x250 [ 43.185249][ T4495] kobject_add_internal+0x3a8/0x908 [ 43.186144][ T4495] kobject_init_and_add+0x110/0x180 [ 43.187047][ T4495] gfs2_sys_fs_add+0x204/0x3dc [ 43.187822][ T4495] gfs2_fill_super+0xca4/0x1650 [ 43.188615][ T4495] get_tree_bdev+0x30c/0x4b8 [ 43.189368][ T4495] gfs2_get_tree+0x54/0x168 [ 43.190116][ T4495] vfs_get_tree+0x88/0x224 [ 43.190844][ T4495] do_new_mount+0x1d4/0x68c [ 43.191592][ T4495] path_mount+0x4b4/0x9ec [ 43.192309][ T4495] __arm64_sys_mount+0x380/0x430 [ 43.193129][ T4495] invoke_syscall+0x78/0x230 [ 43.193897][ T4495] el0_svc_common+0x160/0x1d4 [ 43.194668][ T4495] do_el0_svc+0x50/0xfc [ 43.195393][ T4495] el0_svc+0x34/0xd4 [ 43.196042][ T4495] el0t_64_sync_handler+0x84/0xf0 [ 43.196895][ T4495] el0t_64_sync+0x18c/0x190 [ 43.197801][ T4495] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.199780][ T4495] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.201293][ T4493] loop4: detected capacity change from 0 to 32768 [ 43.202957][ T4493] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.204167][ T4493] CPU: 0 PID: 4493 Comm: syz.4.28 Not tainted syzkaller #0 [ 43.205236][ T4493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.206725][ T4493] Call trace: [ 43.207187][ T4493] dump_backtrace+0x100/0x14c [ 43.207913][ T4493] show_stack+0x18/0x24 [ 43.208509][ T4493] __dump_stack+0x28/0x38 [ 43.209149][ T4493] dump_stack_lvl+0x64/0x90 [ 43.209843][ T4493] dump_stack+0x18/0x4c [ 43.210535][ T4493] sysfs_create_dir_ns+0x1b0/0x250 [ 43.211417][ T4493] kobject_add_internal+0x3a8/0x908 [ 43.212281][ T4493] kobject_init_and_add+0x110/0x180 [ 43.213150][ T4493] gfs2_sys_fs_add+0x204/0x3dc [ 43.213947][ T4493] gfs2_fill_super+0xca4/0x1650 [ 43.214770][ T4493] get_tree_bdev+0x30c/0x4b8 [ 43.215522][ T4493] gfs2_get_tree+0x54/0x168 [ 43.216313][ T4493] vfs_get_tree+0x88/0x224 [ 43.217062][ T4493] do_new_mount+0x1d4/0x68c [ 43.217831][ T4493] path_mount+0x4b4/0x9ec [ 43.218568][ T4493] __arm64_sys_mount+0x380/0x430 [ 43.219393][ T4493] invoke_syscall+0x78/0x230 [ 43.220118][ T4493] el0_svc_common+0x160/0x1d4 [ 43.220868][ T4493] do_el0_svc+0x50/0xfc [ 43.221541][ T4493] el0_svc+0x34/0xd4 [ 43.222158][ T4493] el0t_64_sync_handler+0x84/0xf0 [ 43.222956][ T4493] el0t_64_sync+0x18c/0x190 [ 43.223747][ T4493] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.225647][ T4493] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.244315][ T4462] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 43.362243][ T4506] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.362260][ T4501] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.363553][ T4506] CPU: 0 PID: 4506 Comm: syz.5.33 Not tainted syzkaller #0 [ 43.365844][ T4506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.367447][ T4506] Call trace: [ 43.368008][ T4506] dump_backtrace+0x100/0x14c [ 43.368734][ T4506] show_stack+0x18/0x24 [ 43.369385][ T4506] __dump_stack+0x28/0x38 [ 43.370148][ T4506] dump_stack_lvl+0x64/0x90 [ 43.370871][ T4506] dump_stack+0x18/0x4c [ 43.371542][ T4506] sysfs_create_dir_ns+0x1b0/0x250 [ 43.372363][ T4506] kobject_add_internal+0x3a8/0x908 [ 43.373214][ T4506] kobject_init_and_add+0x110/0x180 [ 43.374081][ T4506] gfs2_sys_fs_add+0x204/0x3dc [ 43.374864][ T4506] gfs2_fill_super+0xca4/0x1650 [ 43.375638][ T4506] get_tree_bdev+0x30c/0x4b8 [ 43.376380][ T4506] gfs2_get_tree+0x54/0x168 [ 43.377106][ T4506] vfs_get_tree+0x88/0x224 [ 43.377825][ T4506] do_new_mount+0x1d4/0x68c [ 43.378535][ T4506] path_mount+0x4b4/0x9ec [ 43.379213][ T4506] __arm64_sys_mount+0x380/0x430 [ 43.379983][ T4506] invoke_syscall+0x78/0x230 [ 43.380694][ T4506] el0_svc_common+0x160/0x1d4 [ 43.381409][ T4506] do_el0_svc+0x50/0xfc [ 43.382109][ T4506] el0_svc+0x34/0xd4 [ 43.382720][ T4506] el0t_64_sync_handler+0x84/0xf0 [ 43.383565][ T4506] el0t_64_sync+0x18c/0x190 [ 43.384257][ T4501] CPU: 1 PID: 4501 Comm: syz.1.32 Not tainted syzkaller #0 [ 43.384385][ T4506] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.385353][ T4501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.387334][ T4506] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.388854][ T4501] Call trace: [ 43.390407][ T4501] dump_backtrace+0x100/0x14c [ 43.391247][ T4501] show_stack+0x18/0x24 [ 43.391953][ T4501] __dump_stack+0x28/0x38 [ 43.392668][ T4501] dump_stack_lvl+0x64/0x90 [ 43.393420][ T4501] dump_stack+0x18/0x4c [ 43.394100][ T4501] sysfs_create_dir_ns+0x1b0/0x250 [ 43.394986][ T4501] kobject_add_internal+0x3a8/0x908 [ 43.395852][ T4501] kobject_init_and_add+0x110/0x180 [ 43.396739][ T4501] gfs2_sys_fs_add+0x204/0x3dc [ 43.397535][ T4501] gfs2_fill_super+0xca4/0x1650 [ 43.398361][ T4501] get_tree_bdev+0x30c/0x4b8 [ 43.399158][ T4501] gfs2_get_tree+0x54/0x168 [ 43.399873][ T4501] vfs_get_tree+0x88/0x224 [ 43.400610][ T4501] do_new_mount+0x1d4/0x68c [ 43.401356][ T4501] path_mount+0x4b4/0x9ec [ 43.402062][ T4501] __arm64_sys_mount+0x380/0x430 [ 43.402887][ T4501] invoke_syscall+0x78/0x230 [ 43.403664][ T4501] el0_svc_common+0x160/0x1d4 [ 43.404450][ T4501] do_el0_svc+0x50/0xfc [ 43.405308][ T4501] el0_svc+0x34/0xd4 [ 43.406053][ T4501] el0t_64_sync_handler+0x84/0xf0 [ 43.407031][ T4501] el0t_64_sync+0x18c/0x190 [ 43.407887][ T4501] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.410121][ T4501] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.476707][ T4510] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.476712][ T4515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.476720][ T4515] CPU: 0 PID: 4515 Comm: syz.4.38 Not tainted syzkaller #0 [ 43.478257][ T4510] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.479653][ T4515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.479657][ T4515] Call trace: [ 43.479660][ T4515] dump_backtrace+0x100/0x14c [ 43.479673][ T4515] show_stack+0x18/0x24 [ 43.479679][ T4515] __dump_stack+0x28/0x38 [ 43.479685][ T4515] dump_stack_lvl+0x64/0x90 [ 43.483043][ T4510] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 43.484163][ T4515] dump_stack+0x18/0x4c [ 43.484975][ T3660] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.485558][ T4515] sysfs_create_dir_ns+0x1b0/0x250 [ 43.486271][ T3660] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.487001][ T4515] kobject_add_internal+0x3a8/0x908 [ 43.493766][ T4515] kobject_init_and_add+0x110/0x180 [ 43.494748][ T4515] gfs2_sys_fs_add+0x204/0x3dc [ 43.495572][ T4515] gfs2_fill_super+0xca4/0x1650 [ 43.496376][ T4515] get_tree_bdev+0x30c/0x4b8 [ 43.497122][ T4515] gfs2_get_tree+0x54/0x168 [ 43.497856][ T4515] vfs_get_tree+0x88/0x224 [ 43.498588][ T4515] do_new_mount+0x1d4/0x68c [ 43.499369][ T4515] path_mount+0x4b4/0x9ec [ 43.500121][ T4515] __arm64_sys_mount+0x380/0x430 [ 43.500923][ T4515] invoke_syscall+0x78/0x230 [ 43.501709][ T4515] el0_svc_common+0x160/0x1d4 [ 43.502483][ T4515] do_el0_svc+0x50/0xfc [ 43.503187][ T4515] el0_svc+0x34/0xd4 [ 43.503840][ T4515] el0t_64_sync_handler+0x84/0xf0 [ 43.504678][ T4515] el0t_64_sync+0x18c/0x190 [ 43.505547][ T4515] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.507568][ T4515] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.520837][ T4518] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.522135][ T4518] CPU: 1 PID: 4518 Comm: syz.1.37 Not tainted syzkaller #0 [ 43.523288][ T4518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.524935][ T4518] Call trace: [ 43.525469][ T4518] dump_backtrace+0x100/0x14c [ 43.526222][ T4518] show_stack+0x18/0x24 [ 43.526885][ T4518] __dump_stack+0x28/0x38 [ 43.527583][ T4518] dump_stack_lvl+0x64/0x90 [ 43.528286][ T4518] dump_stack+0x18/0x4c [ 43.528914][ T4518] sysfs_create_dir_ns+0x1b0/0x250 [ 43.529688][ T4518] kobject_add_internal+0x3a8/0x908 [ 43.530564][ T4518] kobject_init_and_add+0x110/0x180 [ 43.531420][ T4518] gfs2_sys_fs_add+0x204/0x3dc [ 43.532218][ T4518] gfs2_fill_super+0xca4/0x1650 [ 43.533018][ T4518] get_tree_bdev+0x30c/0x4b8 [ 43.533745][ T4518] gfs2_get_tree+0x54/0x168 [ 43.534498][ T4518] vfs_get_tree+0x88/0x224 [ 43.535218][ T4518] do_new_mount+0x1d4/0x68c [ 43.535958][ T4518] path_mount+0x4b4/0x9ec [ 43.536682][ T4518] __arm64_sys_mount+0x380/0x430 [ 43.537461][ T4518] invoke_syscall+0x78/0x230 [ 43.538229][ T4518] el0_svc_common+0x160/0x1d4 [ 43.538991][ T4518] do_el0_svc+0x50/0xfc [ 43.539685][ T4518] el0_svc+0x34/0xd4 [ 43.540340][ T4518] el0t_64_sync_handler+0x84/0xf0 [ 43.541174][ T4518] el0t_64_sync+0x18c/0x190 [ 43.542131][ T4518] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.544170][ T4518] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.545415][ T4519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.546005][ T3660] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 59ms [ 43.546684][ T4519] CPU: 0 PID: 4519 Comm: syz.0.23 Not tainted syzkaller #0 [ 43.547855][ T3660] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.548989][ T4519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.551522][ T4519] Call trace: [ 43.552077][ T4519] dump_backtrace+0x100/0x14c [ 43.552883][ T4519] show_stack+0x18/0x24 [ 43.553596][ T4519] __dump_stack+0x28/0x38 [ 43.554311][ T4519] dump_stack_lvl+0x64/0x90 [ 43.555061][ T4519] dump_stack+0x18/0x4c [ 43.555486][ T4510] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.555768][ T4519] sysfs_create_dir_ns+0x1b0/0x250 [ 43.557851][ T4519] kobject_add_internal+0x3a8/0x908 [ 43.558732][ T4519] kobject_init_and_add+0x110/0x180 [ 43.559614][ T4519] gfs2_sys_fs_add+0x204/0x3dc [ 43.560411][ T4519] gfs2_fill_super+0xca4/0x1650 [ 43.561224][ T4519] get_tree_bdev+0x30c/0x4b8 [ 43.561998][ T4519] gfs2_get_tree+0x54/0x168 [ 43.562751][ T4519] vfs_get_tree+0x88/0x224 [ 43.563480][ T4519] do_new_mount+0x1d4/0x68c [ 43.564228][ T4519] path_mount+0x4b4/0x9ec [ 43.564966][ T4519] __arm64_sys_mount+0x380/0x430 [ 43.565794][ T4519] invoke_syscall+0x78/0x230 [ 43.566564][ T4519] el0_svc_common+0x160/0x1d4 [ 43.567340][ T4519] do_el0_svc+0x50/0xfc [ 43.568023][ T4519] el0_svc+0x34/0xd4 [ 43.568668][ T4519] el0t_64_sync_handler+0x84/0xf0 [ 43.569514][ T4519] el0t_64_sync+0x18c/0x190 [ 43.570373][ T4519] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.572220][ T4519] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.595259][ T4510] gfs2: fsid=syz:syz.0: found 1 quota changes [ 43.618174][ T4524] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.619478][ T4524] CPU: 0 PID: 4524 Comm: syz.5.39 Not tainted syzkaller #0 [ 43.620868][ T4524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.622648][ T4524] Call trace: [ 43.623198][ T4524] dump_backtrace+0x100/0x14c [ 43.623982][ T4524] show_stack+0x18/0x24 [ 43.624690][ T4524] __dump_stack+0x28/0x38 [ 43.625427][ T4524] dump_stack_lvl+0x64/0x90 [ 43.626212][ T4524] dump_stack+0x18/0x4c [ 43.626935][ T4524] sysfs_create_dir_ns+0x1b0/0x250 [ 43.627853][ T4524] kobject_add_internal+0x3a8/0x908 [ 43.628760][ T4524] kobject_init_and_add+0x110/0x180 [ 43.629638][ T4524] gfs2_sys_fs_add+0x204/0x3dc [ 43.630451][ T4524] gfs2_fill_super+0xca4/0x1650 [ 43.631263][ T4524] get_tree_bdev+0x30c/0x4b8 [ 43.632041][ T4524] gfs2_get_tree+0x54/0x168 [ 43.632785][ T4524] vfs_get_tree+0x88/0x224 [ 43.633530][ T4524] do_new_mount+0x1d4/0x68c [ 43.634294][ T4524] path_mount+0x4b4/0x9ec [ 43.634324][ T4522] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 43.634324][ T4522] inode = 11 2339 [ 43.634324][ T4522] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 413 [ 43.635025][ T4524] __arm64_sys_mount+0x380/0x430 [ 43.639101][ T4524] invoke_syscall+0x78/0x230 [ 43.639850][ T4524] el0_svc_common+0x160/0x1d4 [ 43.640621][ T4524] do_el0_svc+0x50/0xfc [ 43.641310][ T4524] el0_svc+0x34/0xd4 [ 43.641963][ T4524] el0t_64_sync_handler+0x84/0xf0 [ 43.642785][ T4524] el0t_64_sync+0x18c/0x190 [ 43.643598][ T4524] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.644023][ T4522] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 43.645492][ T4524] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.671686][ T4522] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:4522 [gfs2_quotad] gfs2_quota_sync+0x27c/0x3e8 [ 43.673607][ T4522] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 43.675001][ T4522] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 43.676950][ T4530] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.678249][ T4530] CPU: 1 PID: 4530 Comm: syz.4.41 Not tainted syzkaller #0 [ 43.679386][ T4530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.681108][ T4530] Call trace: [ 43.681674][ T4530] dump_backtrace+0x100/0x14c [ 43.682516][ T4530] show_stack+0x18/0x24 [ 43.683238][ T4530] __dump_stack+0x28/0x38 [ 43.683987][ T4530] dump_stack_lvl+0x64/0x90 [ 43.684743][ T4530] dump_stack+0x18/0x4c [ 43.685444][ T4530] sysfs_create_dir_ns+0x1b0/0x250 [ 43.686321][ T4530] kobject_add_internal+0x3a8/0x908 [ 43.687176][ T4530] kobject_init_and_add+0x110/0x180 [ 43.688052][ T4530] gfs2_sys_fs_add+0x204/0x3dc [ 43.688884][ T4530] gfs2_fill_super+0xca4/0x1650 [ 43.689715][ T4530] get_tree_bdev+0x30c/0x4b8 [ 43.690492][ T4530] gfs2_get_tree+0x54/0x168 [ 43.691230][ T4530] vfs_get_tree+0x88/0x224 [ 43.691942][ T4530] do_new_mount+0x1d4/0x68c [ 43.692679][ T4530] path_mount+0x4b4/0x9ec [ 43.693390][ T4530] __arm64_sys_mount+0x380/0x430 [ 43.694159][ T4530] invoke_syscall+0x78/0x230 [ 43.694888][ T4530] el0_svc_common+0x160/0x1d4 [ 43.695597][ T4530] do_el0_svc+0x50/0xfc [ 43.696258][ T4530] el0_svc+0x34/0xd4 [ 43.696889][ T4530] el0t_64_sync_handler+0x84/0xf0 [ 43.697760][ T4530] el0t_64_sync+0x18c/0x190 [ 43.698575][ T4530] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.700639][ T4530] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 43.709829][ T4522] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 43.711242][ T4522] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 43.712232][ T4522] gfs2: fsid=syz:syz.0: File system withdrawn [ 43.713147][ T4522] CPU: 1 PID: 4522 Comm: gfs2_quotad Not tainted syzkaller #0 [ 43.714388][ T4522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.716092][ T4522] Call trace: [ 43.716618][ T4522] dump_backtrace+0x100/0x14c [ 43.717377][ T4522] show_stack+0x18/0x24 [ 43.717424][ T4465] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 43.718039][ T4522] __dump_stack+0x28/0x38 [ 43.720524][ T4522] dump_stack_lvl+0x64/0x90 [ 43.721237][ T4522] dump_stack+0x18/0x4c [ 43.721897][ T4522] gfs2_withdraw+0xb88/0xf9c [ 43.722648][ T4522] gfs2_consist_inode_i+0xf4/0x110 [ 43.723467][ T4522] gfs2_inode_refresh+0x8e8/0xce4 [ 43.724294][ T4522] inode_go_instantiate+0x3c/0x4c [ 43.725085][ T4522] gfs2_instantiate+0x10c/0x218 [ 43.725878][ T4522] gfs2_glock_wait+0x134/0x1e8 [ 43.726645][ T4522] gfs2_glock_nq+0x660/0xe08 [ 43.727398][ T4522] do_sync+0x36c/0x8cc [ 43.728076][ T4522] gfs2_quota_sync+0x27c/0x3e8 [ 43.728842][ T4522] gfs2_quotad+0x31c/0x440 [ 43.729554][ T4522] kthread+0x1ec/0x26c [ 43.730214][ T4522] ret_from_fork+0x10/0x20 [ 43.739365][ T3971] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 [ 43.747050][ T3971] CPU: 1 PID: 3971 Comm: syz-executor Not tainted syzkaller #0 [ 43.748314][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.749943][ T3971] Call trace: [ 43.750473][ T3971] dump_backtrace+0x100/0x14c [ 43.751281][ T3971] show_stack+0x18/0x24 [ 43.751964][ T3971] __dump_stack+0x28/0x38 [ 43.752675][ T3971] dump_stack_lvl+0x64/0x90 [ 43.753421][ T3971] dump_stack+0x18/0x4c [ 43.754116][ T3971] gfs2_assert_warn_i+0x130/0x214 [ 43.754963][ T3971] gfs2_quota_cleanup+0x46c/0x620 [ 43.755810][ T3971] gfs2_put_super+0x178/0x5ec [ 43.756604][ T3971] generic_shutdown_super+0x118/0x2c0 [ 43.757542][ T3971] kill_block_super+0x74/0xc8 [ 43.758345][ T3971] gfs2_kill_sb+0xb4/0xc8 [ 43.759122][ T3971] deactivate_locked_super+0xb8/0x104 [ 43.760019][ T3971] deactivate_super+0xb0/0xcc [ 43.760781][ T3971] cleanup_mnt+0x30c/0x38c [ 43.761508][ T3971] __cleanup_mnt+0x14/0x20 [ 43.762242][ T3971] task_work_run+0x180/0x214 [ 43.763014][ T3971] do_notify_resume+0x12a8/0x1f88 [ 43.763828][ T3971] el0_svc+0x60/0xd4 [ 43.764421][ T3971] el0t_64_sync_handler+0x84/0xf0 [ 43.765216][ T3971] el0t_64_sync+0x18c/0x190 [ 43.812971][ T4522] ================================================================== [ 43.814384][ T4522] BUG: KASAN: use-after-free in quotad_error+0x50/0x124 [ 43.815521][ T4522] Read of size 8 at addr ffff0000d5b0c0a8 by task gfs2_quotad/4522 [ 43.816882][ T4522] [ 43.817254][ T4522] CPU: 0 PID: 4522 Comm: gfs2_quotad Not tainted syzkaller #0 [ 43.818755][ T4522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.820674][ T4522] Call trace: [ 43.821251][ T4522] dump_backtrace+0x100/0x14c [ 43.822188][ T4522] show_stack+0x18/0x24 [ 43.822942][ T4522] __dump_stack+0x28/0x38 [ 43.823710][ T4522] dump_stack_lvl+0x64/0x90 [ 43.824485][ T4522] print_address_description+0x88/0x218 [ 43.825452][ T4522] print_report+0x50/0x68 [ 43.826168][ T4522] kasan_report+0xa8/0xf8 [ 43.826901][ T4522] __asan_report_load8_noabort+0x2c/0x38 [ 43.827785][ T4522] quotad_error+0x50/0x124 [ 43.828480][ T4522] gfs2_quotad+0x330/0x440 [ 43.829181][ T4522] kthread+0x1ec/0x26c [ 43.829832][ T4522] ret_from_fork+0x10/0x20 [ 43.830522][ T4522] [ 43.830905][ T4522] Allocated by task 4510: [ 43.831590][ T4522] kasan_set_track+0x4c/0x80 [ 43.832352][ T4522] kasan_save_alloc_info+0x24/0x30 [ 43.833201][ T4522] __kasan_kmalloc+0xa0/0xb8 [ 43.833981][ T4522] kmalloc_trace+0x54/0x68 [ 43.834716][ T4522] gfs2_fill_super+0x108/0x1650 [ 43.835505][ T4522] get_tree_bdev+0x30c/0x4b8 [ 43.836260][ T4522] gfs2_get_tree+0x54/0x168 [ 43.836998][ T4522] vfs_get_tree+0x88/0x224 [ 43.837724][ T4522] do_new_mount+0x1d4/0x68c [ 43.838450][ T4522] path_mount+0x4b4/0x9ec [ 43.839156][ T4522] __arm64_sys_mount+0x380/0x430 [ 43.839963][ T4522] invoke_syscall+0x78/0x230 [ 43.840689][ T4522] el0_svc_common+0x160/0x1d4 [ 43.841436][ T4522] do_el0_svc+0x50/0xfc [ 43.842095][ T4522] el0_svc+0x34/0xd4 [ 43.842717][ T4522] el0t_64_sync_handler+0x84/0xf0 [ 43.843696][ T4522] el0t_64_sync+0x18c/0x190 [ 43.844553][ T4522] [ 43.844991][ T4522] Freed by task 3971: [ 43.845758][ T4522] kasan_set_track+0x4c/0x80 [ 43.846613][ T4522] kasan_save_free_info+0x38/0x5c [ 43.847554][ T4522] ____kasan_slab_free+0x148/0x1b0 [ 43.848509][ T4522] __kasan_slab_free+0x18/0x28 [ 43.849327][ T4522] slab_free_freelist_hook+0x16c/0x1e8 [ 43.850246][ T4522] __kmem_cache_free+0xbc/0x21c [ 43.851050][ T4522] kfree+0x88/0xb8 [ 43.851677][ T4522] free_sbd+0x48/0x58 [ 43.852326][ T4522] gfs2_put_super+0x58c/0x5ec [ 43.853121][ T4522] generic_shutdown_super+0x118/0x2c0 [ 43.854009][ T4522] kill_block_super+0x74/0xc8 [ 43.854805][ T4522] gfs2_kill_sb+0xb4/0xc8 [ 43.855522][ T4522] deactivate_locked_super+0xb8/0x104 [ 43.856423][ T4522] deactivate_super+0xb0/0xcc [ 43.857261][ T4522] cleanup_mnt+0x30c/0x38c [ 43.858007][ T4522] __cleanup_mnt+0x14/0x20 [ 43.858755][ T4522] task_work_run+0x180/0x214 [ 43.859481][ T4522] do_notify_resume+0x12a8/0x1f88 [ 43.860326][ T4522] el0_svc+0x60/0xd4 [ 43.860953][ T4522] el0t_64_sync_handler+0x84/0xf0 [ 43.861772][ T4522] el0t_64_sync+0x18c/0x190 [ 43.862492][ T4522] [ 43.862862][ T4522] The buggy address belongs to the object at ffff0000d5b0c000 [ 43.862862][ T4522] which belongs to the cache kmalloc-8k of size 8192 [ 43.865120][ T4522] The buggy address is located 168 bytes inside of [ 43.865120][ T4522] 8192-byte region [ffff0000d5b0c000, ffff0000d5b0e000) [ 43.867311][ T4522] [ 43.867692][ T4522] The buggy address belongs to the physical page: [ 43.868963][ T4522] page:000000005253ebce refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x115b08 [ 43.870716][ T4522] head:000000005253ebce order:3 compound_mapcount:0 compound_pincount:0 [ 43.872185][ T4522] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 43.873535][ T4522] raw: 05ffc00000010200 0000000000000000 dead000000000001 ffff0000c0002c00 [ 43.874965][ T4522] raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000 [ 43.876354][ T4522] page dumped because: kasan: bad access detected [ 43.877393][ T4522] [ 43.877795][ T4522] Memory state around the buggy address: [ 43.878744][ T4522] ffff0000d5b0bf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 43.880072][ T4522] ffff0000d5b0c000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.881407][ T4522] >ffff0000d5b0c080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.882748][ T4522] ^ [ 43.883628][ T4522] ffff0000d5b0c100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.884942][ T4522] ffff0000d5b0c180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.886249][ T4522] ================================================================== [ 43.927333][ T4535] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.928816][ T4535] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.932388][ T4535] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 43.933867][ T3779] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.935019][ T3779] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.944027][ T3779] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 9ms [ 43.945311][ T3779] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.946088][ T4535] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.975154][ T4540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 43.976419][ T4540] CPU: 0 PID: 4540 Comm: syz.4.48 Not tainted syzkaller #0 [ 43.977486][ T4540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 43.979021][ T4540] Call trace: [ 43.979510][ T4540] dump_backtrace+0x100/0x14c [ 43.980357][ T4540] show_stack+0x18/0x24 [ 43.981040][ T4540] __dump_stack+0x28/0x38 [ 43.981755][ T4540] dump_stack_lvl+0x64/0x90 [ 43.982492][ T4540] dump_stack+0x18/0x4c [ 43.983188][ T4540] sysfs_create_dir_ns+0x1b0/0x250 [ 43.984042][ T4540] kobject_add_internal+0x3a8/0x908 [ 43.984893][ T4540] kobject_init_and_add+0x110/0x180 [ 43.985758][ T4540] gfs2_sys_fs_add+0x204/0x3dc [ 43.986541][ T4540] gfs2_fill_super+0xca4/0x1650 [ 43.987313][ T4540] get_tree_bdev+0x30c/0x4b8 [ 43.988060][ T4540] gfs2_get_tree+0x54/0x168 [ 43.988866][ T4540] vfs_get_tree+0x88/0x224 [ 43.989605][ T4540] do_new_mount+0x1d4/0x68c [ 43.990338][ T4540] path_mount+0x4b4/0x9ec [ 43.991041][ T4540] __arm64_sys_mount+0x380/0x430 [ 43.991932][ T4540] invoke_syscall+0x78/0x230 [ 43.992701][ T4540] el0_svc_common+0x160/0x1d4 [ 43.993476][ T4540] do_el0_svc+0x50/0xfc [ 43.994148][ T4540] el0_svc+0x34/0xd4 [ 43.994784][ T4540] el0t_64_sync_handler+0x84/0xf0 [ 43.995591][ T4540] el0t_64_sync+0x18c/0x190 [ 43.996548][ T4540] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 43.998568][ T4540] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.010936][ T4537] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.012227][ T4537] CPU: 0 PID: 4537 Comm: syz.5.47 Not tainted syzkaller #0 [ 44.013437][ T4537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.014997][ T4537] Call trace: [ 44.015504][ T4537] dump_backtrace+0x100/0x14c [ 44.016217][ T4537] show_stack+0x18/0x24 [ 44.016850][ T4537] __dump_stack+0x28/0x38 [ 44.017538][ T4537] dump_stack_lvl+0x64/0x90 [ 44.018341][ T4537] dump_stack+0x18/0x4c [ 44.019091][ T4537] sysfs_create_dir_ns+0x1b0/0x250 [ 44.020016][ T4537] kobject_add_internal+0x3a8/0x908 [ 44.020998][ T4537] kobject_init_and_add+0x110/0x180 [ 44.022005][ T4537] gfs2_sys_fs_add+0x204/0x3dc [ 44.022866][ T4537] gfs2_fill_super+0xca4/0x1650 [ 44.023717][ T4537] get_tree_bdev+0x30c/0x4b8 [ 44.024532][ T4537] gfs2_get_tree+0x54/0x168 [ 44.025340][ T4537] vfs_get_tree+0x88/0x224 [ 44.026131][ T4537] do_new_mount+0x1d4/0x68c [ 44.026902][ T4537] path_mount+0x4b4/0x9ec [ 44.027656][ T4537] __arm64_sys_mount+0x380/0x430 [ 44.028540][ T4537] invoke_syscall+0x78/0x230 [ 44.029319][ T4537] el0_svc_common+0x160/0x1d4 [ 44.030126][ T4537] do_el0_svc+0x50/0xfc [ 44.030840][ T4537] el0_svc+0x34/0xd4 [ 44.031492][ T4537] el0t_64_sync_handler+0x84/0xf0 [ 44.032371][ T4537] el0t_64_sync+0x18c/0x190 [ 44.033213][ T4537] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.035149][ T4537] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.053548][ T4535] gfs2: fsid=syz:syz.0: found 1 quota changes [ 44.144762][ T4522] Disabling lock debugging due to kernel taint [ 44.145618][ T3967] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 44.145618][ T3967] inode = 11 2339 [ 44.145618][ T3967] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 413 [ 44.149556][ T4557] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.149557][ T4553] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.149563][ T4553] CPU: 1 PID: 4553 Comm: syz.2.51 Tainted: G B syzkaller #0 [ 44.154031][ T4553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.155949][ T4553] Call trace: [ 44.156584][ T4553] dump_backtrace+0x100/0x14c [ 44.157476][ T4553] show_stack+0x18/0x24 [ 44.158252][ T4553] __dump_stack+0x28/0x38 [ 44.158980][ T4553] dump_stack_lvl+0x64/0x90 [ 44.159748][ T4553] dump_stack+0x18/0x4c [ 44.160405][ T4553] sysfs_create_dir_ns+0x1b0/0x250 [ 44.161227][ T4553] kobject_add_internal+0x3a8/0x908 [ 44.162046][ T4553] kobject_init_and_add+0x110/0x180 [ 44.162870][ T4553] gfs2_sys_fs_add+0x204/0x3dc [ 44.163626][ T4553] gfs2_fill_super+0xca4/0x1650 [ 44.164384][ T4553] get_tree_bdev+0x30c/0x4b8 [ 44.165128][ T4553] gfs2_get_tree+0x54/0x168 [ 44.165832][ T4553] vfs_get_tree+0x88/0x224 [ 44.166542][ T4553] do_new_mount+0x1d4/0x68c [ 44.167232][ T4553] path_mount+0x4b4/0x9ec [ 44.167912][ T4553] __arm64_sys_mount+0x380/0x430 [ 44.168740][ T4553] invoke_syscall+0x78/0x230 [ 44.169477][ T4553] el0_svc_common+0x160/0x1d4 [ 44.170223][ T4553] do_el0_svc+0x50/0xfc [ 44.170937][ T4553] el0_svc+0x34/0xd4 [ 44.171562][ T4553] el0t_64_sync_handler+0x84/0xf0 [ 44.172390][ T4553] el0t_64_sync+0x18c/0x190 [ 44.173126][ T4557] CPU: 0 PID: 4557 Comm: syz.4.55 Tainted: G B syzkaller #0 [ 44.173257][ T4553] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.174481][ T4557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.176525][ T4553] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.177048][ T4556] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.178046][ T4557] Call trace: [ 44.178048][ T4557] dump_backtrace+0x100/0x14c [ 44.181798][ T4557] show_stack+0x18/0x24 [ 44.182476][ T4557] __dump_stack+0x28/0x38 [ 44.183191][ T4557] dump_stack_lvl+0x64/0x90 [ 44.183938][ T4557] dump_stack+0x18/0x4c [ 44.184633][ T4557] sysfs_create_dir_ns+0x1b0/0x250 [ 44.185496][ T4557] kobject_add_internal+0x3a8/0x908 [ 44.186365][ T4557] kobject_init_and_add+0x110/0x180 [ 44.187271][ T4557] gfs2_sys_fs_add+0x204/0x3dc [ 44.188096][ T4557] gfs2_fill_super+0xca4/0x1650 [ 44.188932][ T4557] get_tree_bdev+0x30c/0x4b8 [ 44.189696][ T4557] gfs2_get_tree+0x54/0x168 [ 44.190423][ T4557] vfs_get_tree+0x88/0x224 [ 44.191150][ T4557] do_new_mount+0x1d4/0x68c [ 44.191893][ T4557] path_mount+0x4b4/0x9ec [ 44.192620][ T4557] __arm64_sys_mount+0x380/0x430 [ 44.193460][ T4557] invoke_syscall+0x78/0x230 [ 44.194232][ T4557] el0_svc_common+0x160/0x1d4 [ 44.195010][ T4557] do_el0_svc+0x50/0xfc [ 44.195747][ T4557] el0_svc+0x34/0xd4 [ 44.196395][ T4557] el0t_64_sync_handler+0x84/0xf0 [ 44.197243][ T4557] el0t_64_sync+0x18c/0x190 [ 44.198033][ T4556] CPU: 1 PID: 4556 Comm: syz.5.54 Tainted: G B syzkaller #0 [ 44.198045][ T4557] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.199417][ T4556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.201621][ T4557] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.203246][ T4556] Call trace: [ 44.204818][ T4556] dump_backtrace+0x100/0x14c [ 44.205551][ T4556] show_stack+0x18/0x24 [ 44.206222][ T4556] __dump_stack+0x28/0x38 [ 44.206904][ T4556] dump_stack_lvl+0x64/0x90 [ 44.207632][ T4556] dump_stack+0x18/0x4c [ 44.208283][ T4556] sysfs_create_dir_ns+0x1b0/0x250 [ 44.209085][ T4556] kobject_add_internal+0x3a8/0x908 [ 44.209904][ T4556] kobject_init_and_add+0x110/0x180 [ 44.210713][ T4556] gfs2_sys_fs_add+0x204/0x3dc [ 44.211471][ T4556] gfs2_fill_super+0xca4/0x1650 [ 44.212263][ T4556] get_tree_bdev+0x30c/0x4b8 [ 44.212998][ T4556] gfs2_get_tree+0x54/0x168 [ 44.213716][ T4556] vfs_get_tree+0x88/0x224 [ 44.214434][ T4556] do_new_mount+0x1d4/0x68c [ 44.215129][ T4556] path_mount+0x4b4/0x9ec [ 44.215803][ T4556] __arm64_sys_mount+0x380/0x430 [ 44.216585][ T4556] invoke_syscall+0x78/0x230 [ 44.217315][ T4556] el0_svc_common+0x160/0x1d4 [ 44.218046][ T4556] do_el0_svc+0x50/0xfc [ 44.218713][ T4556] el0_svc+0x34/0xd4 [ 44.219371][ T4556] el0t_64_sync_handler+0x84/0xf0 [ 44.220185][ T4556] el0t_64_sync+0x18c/0x190 [ 44.221116][ T4556] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.223054][ T4556] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.224717][ T3967] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 44.226140][ T3967] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:3967 [syz-executor] gfs2_quota_sync+0x27c/0x3e8 [ 44.227674][ T3967] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 44.228889][ T3967] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 44.231554][ T3967] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 44.258494][ T4561] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.259942][ T4561] CPU: 0 PID: 4561 Comm: syz.0.57 Tainted: G B syzkaller #0 [ 44.261304][ T4561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.262834][ T4561] Call trace: [ 44.263319][ T4561] dump_backtrace+0x100/0x14c [ 44.264014][ T4561] show_stack+0x18/0x24 [ 44.264604][ T4561] __dump_stack+0x28/0x38 [ 44.265401][ T4561] dump_stack_lvl+0x64/0x90 [ 44.266138][ T4561] dump_stack+0x18/0x4c [ 44.266771][ T4561] sysfs_create_dir_ns+0x1b0/0x250 [ 44.267580][ T4561] kobject_add_internal+0x3a8/0x908 [ 44.268424][ T4561] kobject_init_and_add+0x110/0x180 [ 44.269313][ T4561] gfs2_sys_fs_add+0x204/0x3dc [ 44.270129][ T4561] gfs2_fill_super+0xca4/0x1650 [ 44.270819][ T3967] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 44.270976][ T4561] get_tree_bdev+0x30c/0x4b8 [ 44.272054][ T3967] gfs2: fsid=syz:syz.0: File system withdrawn [ 44.272838][ T4561] gfs2_get_tree+0x54/0x168 [ 44.274622][ T4561] vfs_get_tree+0x88/0x224 [ 44.275402][ T4561] do_new_mount+0x1d4/0x68c [ 44.276197][ T4561] path_mount+0x4b4/0x9ec [ 44.277030][ T4561] __arm64_sys_mount+0x380/0x430 [ 44.277914][ T4561] invoke_syscall+0x78/0x230 [ 44.278669][ T4561] el0_svc_common+0x160/0x1d4 [ 44.279458][ T4561] do_el0_svc+0x50/0xfc [ 44.280163][ T4561] el0_svc+0x34/0xd4 [ 44.280805][ T4561] el0t_64_sync_handler+0x84/0xf0 [ 44.281606][ T4561] el0t_64_sync+0x18c/0x190 [ 44.282360][ T4561] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.284405][ T4561] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.325964][ T4567] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.327148][ T4567] CPU: 0 PID: 4567 Comm: syz.5.60 Tainted: G B syzkaller #0 [ 44.328534][ T4567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.330088][ T4567] Call trace: [ 44.330605][ T4567] dump_backtrace+0x100/0x14c [ 44.331358][ T4567] show_stack+0x18/0x24 [ 44.332066][ T4567] __dump_stack+0x28/0x38 [ 44.332793][ T4567] dump_stack_lvl+0x64/0x90 [ 44.333529][ T4567] dump_stack+0x18/0x4c [ 44.334217][ T4567] sysfs_create_dir_ns+0x1b0/0x250 [ 44.335092][ T4567] kobject_add_internal+0x3a8/0x908 [ 44.335966][ T4567] kobject_init_and_add+0x110/0x180 [ 44.336814][ T4567] gfs2_sys_fs_add+0x204/0x3dc [ 44.337586][ T4567] gfs2_fill_super+0xca4/0x1650 [ 44.338353][ T4567] get_tree_bdev+0x30c/0x4b8 [ 44.339096][ T4567] gfs2_get_tree+0x54/0x168 [ 44.339809][ T4567] vfs_get_tree+0x88/0x224 [ 44.340520][ T4567] do_new_mount+0x1d4/0x68c [ 44.341259][ T4567] path_mount+0x4b4/0x9ec [ 44.341946][ T4567] __arm64_sys_mount+0x380/0x430 [ 44.342774][ T4567] invoke_syscall+0x78/0x230 [ 44.343523][ T4567] el0_svc_common+0x160/0x1d4 [ 44.344303][ T4567] do_el0_svc+0x50/0xfc [ 44.345020][ T4567] el0_svc+0x34/0xd4 [ 44.345691][ T4567] el0t_64_sync_handler+0x84/0xf0 [ 44.346553][ T4567] el0t_64_sync+0x18c/0x190 [ 44.347309][ T3967] CPU: 1 PID: 3967 Comm: syz-executor Tainted: G B syzkaller #0 [ 44.347378][ T4567] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.348843][ T3967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.351099][ T4567] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.352841][ T3967] Call trace: [ 44.354442][ T3967] dump_backtrace+0x100/0x14c [ 44.355270][ T3967] show_stack+0x18/0x24 [ 44.355933][ T3967] __dump_stack+0x28/0x38 [ 44.356641][ T3967] dump_stack_lvl+0x64/0x90 [ 44.357475][ T3967] dump_stack+0x18/0x4c [ 44.358170][ T3967] gfs2_withdraw+0xb88/0xf9c [ 44.358959][ T3967] gfs2_consist_inode_i+0xf4/0x110 [ 44.359791][ T3967] gfs2_inode_refresh+0x8e8/0xce4 [ 44.360626][ T3967] inode_go_instantiate+0x3c/0x4c [ 44.361458][ T3967] gfs2_instantiate+0x10c/0x218 [ 44.362256][ T3967] gfs2_glock_wait+0x134/0x1e8 [ 44.363041][ T3967] gfs2_glock_nq+0x660/0xe08 [ 44.363796][ T3967] do_sync+0x36c/0x8cc [ 44.364434][ T3967] gfs2_quota_sync+0x27c/0x3e8 [ 44.365201][ T3967] gfs2_sync_fs+0x4c/0xac [ 44.366043][ T3967] sync_filesystem+0xc4/0x178 [ 44.366879][ T3967] generic_shutdown_super+0x70/0x2c0 [ 44.367835][ T3967] kill_block_super+0x74/0xc8 [ 44.368668][ T3967] gfs2_kill_sb+0xb4/0xc8 [ 44.369423][ T3967] deactivate_locked_super+0xb8/0x104 [ 44.370365][ T3967] deactivate_super+0xb0/0xcc [ 44.371203][ T3967] cleanup_mnt+0x30c/0x38c [ 44.371989][ T3967] __cleanup_mnt+0x14/0x20 [ 44.372762][ T3967] task_work_run+0x180/0x214 [ 44.373562][ T3967] do_notify_resume+0x12a8/0x1f88 [ 44.374446][ T3967] el0_svc+0x60/0xd4 [ 44.375110][ T3967] el0t_64_sync_handler+0x84/0xf0 [ 44.375978][ T3967] el0t_64_sync+0x18c/0x190 [ 44.379750][ T3967] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 [ 44.382105][ T3967] CPU: 0 PID: 3967 Comm: syz-executor Tainted: G B syzkaller #0 [ 44.383538][ T3967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.385139][ T3967] Call trace: [ 44.385623][ T3967] dump_backtrace+0x100/0x14c [ 44.386331][ T3967] show_stack+0x18/0x24 [ 44.386988][ T3967] __dump_stack+0x28/0x38 [ 44.387713][ T3967] dump_stack_lvl+0x64/0x90 [ 44.388449][ T3967] dump_stack+0x18/0x4c [ 44.389123][ T3967] gfs2_assert_warn_i+0x130/0x214 [ 44.389923][ T3967] gfs2_quota_cleanup+0x46c/0x620 [ 44.390775][ T3967] gfs2_put_super+0x178/0x5ec [ 44.391561][ T3967] generic_shutdown_super+0x118/0x2c0 [ 44.392455][ T3967] kill_block_super+0x74/0xc8 [ 44.393241][ T3967] gfs2_kill_sb+0xb4/0xc8 [ 44.393962][ T3967] deactivate_locked_super+0xb8/0x104 [ 44.394860][ T3967] deactivate_super+0xb0/0xcc [ 44.395640][ T3967] cleanup_mnt+0x30c/0x38c [ 44.396370][ T3967] __cleanup_mnt+0x14/0x20 [ 44.397085][ T3967] task_work_run+0x180/0x214 [ 44.397814][ T3967] do_notify_resume+0x12a8/0x1f88 [ 44.398609][ T3967] el0_svc+0x60/0xd4 [ 44.399225][ T3967] el0t_64_sync_handler+0x84/0xf0 [ 44.400022][ T3967] el0t_64_sync+0x18c/0x190 [ 44.417650][ T4520] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 44.446377][ T4484] I/O error, dev loop5, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 44.454687][ T4573] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 44.456027][ T4573] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 44.457673][ T4573] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 44.459125][ T3660] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 44.460462][ T3660] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 44.485917][ T4575] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.487188][ T4575] CPU: 1 PID: 4575 Comm: syz.2.64 Tainted: G B syzkaller #0 [ 44.488552][ T4575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.490292][ T4575] Call trace: [ 44.490897][ T4575] dump_backtrace+0x100/0x14c [ 44.491730][ T4575] show_stack+0x18/0x24 [ 44.492486][ T4575] __dump_stack+0x28/0x38 [ 44.493267][ T4575] dump_stack_lvl+0x64/0x90 [ 44.494047][ T4575] dump_stack+0x18/0x4c [ 44.494793][ T4575] sysfs_create_dir_ns+0x1b0/0x250 [ 44.495668][ T4575] kobject_add_internal+0x3a8/0x908 [ 44.496567][ T4575] kobject_init_and_add+0x110/0x180 [ 44.497496][ T4575] gfs2_sys_fs_add+0x204/0x3dc [ 44.498306][ T4575] gfs2_fill_super+0xca4/0x1650 [ 44.499133][ T4575] get_tree_bdev+0x30c/0x4b8 [ 44.499913][ T4575] gfs2_get_tree+0x54/0x168 [ 44.500666][ T4575] vfs_get_tree+0x88/0x224 [ 44.501408][ T4575] do_new_mount+0x1d4/0x68c [ 44.502159][ T4575] path_mount+0x4b4/0x9ec [ 44.502888][ T4575] __arm64_sys_mount+0x380/0x430 [ 44.503704][ T4575] invoke_syscall+0x78/0x230 [ 44.504308][ T4578] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.504450][ T4575] el0_svc_common+0x160/0x1d4 [ 44.506361][ T4575] do_el0_svc+0x50/0xfc [ 44.506989][ T4575] el0_svc+0x34/0xd4 [ 44.507609][ T4575] el0t_64_sync_handler+0x84/0xf0 [ 44.508435][ T4575] el0t_64_sync+0x18c/0x190 [ 44.509130][ T4578] CPU: 0 PID: 4578 Comm: syz.1.53 Tainted: G B syzkaller #0 [ 44.509179][ T4575] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.510542][ T4578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.510545][ T4578] Call trace: [ 44.510547][ T4578] dump_backtrace+0x100/0x14c [ 44.512446][ T4575] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.514136][ T4578] show_stack+0x18/0x24 [ 44.517007][ T4578] __dump_stack+0x28/0x38 [ 44.517693][ T4578] dump_stack_lvl+0x64/0x90 [ 44.518412][ T4578] dump_stack+0x18/0x4c [ 44.519085][ T4578] sysfs_create_dir_ns+0x1b0/0x250 [ 44.519920][ T4578] kobject_add_internal+0x3a8/0x908 [ 44.520764][ T4578] kobject_init_and_add+0x110/0x180 [ 44.521605][ T4578] gfs2_sys_fs_add+0x204/0x3dc [ 44.522361][ T4578] gfs2_fill_super+0xca4/0x1650 [ 44.523115][ T4578] get_tree_bdev+0x30c/0x4b8 [ 44.523884][ T4578] gfs2_get_tree+0x54/0x168 [ 44.524624][ T4578] vfs_get_tree+0x88/0x224 [ 44.525340][ T4578] do_new_mount+0x1d4/0x68c [ 44.526070][ T4578] path_mount+0x4b4/0x9ec [ 44.526763][ T4578] __arm64_sys_mount+0x380/0x430 [ 44.527578][ T4578] invoke_syscall+0x78/0x230 [ 44.528321][ T4578] el0_svc_common+0x160/0x1d4 [ 44.529088][ T4578] do_el0_svc+0x50/0xfc [ 44.529766][ T4578] el0_svc+0x34/0xd4 [ 44.530402][ T4578] el0t_64_sync_handler+0x84/0xf0 [ 44.531218][ T4578] el0t_64_sync+0x18c/0x190 [ 44.532011][ T4578] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.533979][ T4578] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.553666][ T4579] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.555060][ T4579] CPU: 1 PID: 4579 Comm: syz.5.65 Tainted: G B syzkaller #0 [ 44.556517][ T4579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.558163][ T4579] Call trace: [ 44.558629][ T4579] dump_backtrace+0x100/0x14c [ 44.559360][ T4579] show_stack+0x18/0x24 [ 44.560007][ T4579] __dump_stack+0x28/0x38 [ 44.560691][ T4579] dump_stack_lvl+0x64/0x90 [ 44.561401][ T4579] dump_stack+0x18/0x4c [ 44.562065][ T4579] sysfs_create_dir_ns+0x1b0/0x250 [ 44.562888][ T4579] kobject_add_internal+0x3a8/0x908 [ 44.563721][ T4579] kobject_init_and_add+0x110/0x180 [ 44.564539][ T4579] gfs2_sys_fs_add+0x204/0x3dc [ 44.565281][ T4579] gfs2_fill_super+0xca4/0x1650 [ 44.566021][ T4579] get_tree_bdev+0x30c/0x4b8 [ 44.566715][ T4579] gfs2_get_tree+0x54/0x168 [ 44.567406][ T4579] vfs_get_tree+0x88/0x224 [ 44.568095][ T4579] do_new_mount+0x1d4/0x68c [ 44.568839][ T4579] path_mount+0x4b4/0x9ec [ 44.569541][ T4579] __arm64_sys_mount+0x380/0x430 [ 44.570336][ T4579] invoke_syscall+0x78/0x230 [ 44.571052][ T4579] el0_svc_common+0x160/0x1d4 [ 44.571820][ T4579] do_el0_svc+0x50/0xfc [ 44.572499][ T4579] el0_svc+0x34/0xd4 [ 44.573135][ T4579] el0t_64_sync_handler+0x84/0xf0 [ 44.573941][ T4579] el0t_64_sync+0x18c/0x190 [ 44.574689][ T4579] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.576725][ T4579] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.603387][ T4581] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.604509][ T3660] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 144ms [ 44.604697][ T4581] CPU: 0 PID: 4581 Comm: syz.4.66 Tainted: G B syzkaller #0 [ 44.605935][ T3660] gfs2: fsid=syz:syz.0: jid=0: Done [ 44.607319][ T4581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.608179][ T4573] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 44.609842][ T4581] Call trace: [ 44.609844][ T4581] dump_backtrace+0x100/0x14c [ 44.609858][ T4581] show_stack+0x18/0x24 [ 44.609864][ T4581] __dump_stack+0x28/0x38 [ 44.609870][ T4581] dump_stack_lvl+0x64/0x90 [ 44.609874][ T4581] dump_stack+0x18/0x4c [ 44.609877][ T4581] sysfs_create_dir_ns+0x1b0/0x250 [ 44.611625][ T4581] kobject_add_internal+0x3a8/0x908 [ 44.617078][ T4581] kobject_init_and_add+0x110/0x180 [ 44.617953][ T4581] gfs2_sys_fs_add+0x204/0x3dc [ 44.618771][ T4581] gfs2_fill_super+0xca4/0x1650 [ 44.619597][ T4581] get_tree_bdev+0x30c/0x4b8 [ 44.620341][ T4581] gfs2_get_tree+0x54/0x168 [ 44.621091][ T4581] vfs_get_tree+0x88/0x224 [ 44.621827][ T4581] do_new_mount+0x1d4/0x68c [ 44.622578][ T4581] path_mount+0x4b4/0x9ec [ 44.623294][ T4581] __arm64_sys_mount+0x380/0x430 [ 44.624123][ T4581] invoke_syscall+0x78/0x230 [ 44.624879][ T4581] el0_svc_common+0x160/0x1d4 [ 44.625674][ T4581] do_el0_svc+0x50/0xfc [ 44.626376][ T4581] el0_svc+0x34/0xd4 [ 44.627041][ T4581] el0t_64_sync_handler+0x84/0xf0 [ 44.627886][ T4581] el0t_64_sync+0x18c/0x190 [ 44.628682][ T4581] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.630833][ T4581] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.639071][ T4496] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 44.650953][ T4573] gfs2: fsid=syz:syz.0: found 1 quota changes [ 44.661475][ T4584] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.662824][ T4584] CPU: 1 PID: 4584 Comm: syz.5.67 Tainted: G B syzkaller #0 [ 44.664290][ T4584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.666017][ T4584] Call trace: [ 44.666577][ T4584] dump_backtrace+0x100/0x14c [ 44.667316][ T4584] show_stack+0x18/0x24 [ 44.667985][ T4584] __dump_stack+0x28/0x38 [ 44.668685][ T4584] dump_stack_lvl+0x64/0x90 [ 44.669429][ T4584] dump_stack+0x18/0x4c [ 44.670127][ T4584] sysfs_create_dir_ns+0x1b0/0x250 [ 44.670969][ T4584] kobject_add_internal+0x3a8/0x908 [ 44.671834][ T4461] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 44.671881][ T4584] kobject_init_and_add+0x110/0x180 [ 44.674367][ T4584] gfs2_sys_fs_add+0x204/0x3dc [ 44.675221][ T4584] gfs2_fill_super+0xca4/0x1650 [ 44.676052][ T4584] get_tree_bdev+0x30c/0x4b8 [ 44.676845][ T4584] gfs2_get_tree+0x54/0x168 [ 44.677621][ T4584] vfs_get_tree+0x88/0x224 [ 44.678404][ T4584] do_new_mount+0x1d4/0x68c [ 44.679175][ T4584] path_mount+0x4b4/0x9ec [ 44.679942][ T4584] __arm64_sys_mount+0x380/0x430 [ 44.680802][ T4584] invoke_syscall+0x78/0x230 [ 44.681577][ T4584] el0_svc_common+0x160/0x1d4 [ 44.682400][ T4584] do_el0_svc+0x50/0xfc [ 44.683122][ T4584] el0_svc+0x34/0xd4 [ 44.683728][ T4584] el0t_64_sync_handler+0x84/0xf0 [ 44.684559][ T4584] el0t_64_sync+0x18c/0x190 [ 44.685323][ T4584] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.687320][ T4584] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.691069][ T4585] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 44.691069][ T4585] inode = 11 2339 [ 44.691069][ T4585] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 413 [ 44.694027][ T4585] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 44.695502][ T4585] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:4585 [gfs2_quotad] gfs2_quota_sync+0x27c/0x3e8 [ 44.697026][ T4585] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 44.698146][ T4585] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 44.732600][ T4587] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.733924][ T4587] CPU: 1 PID: 4587 Comm: syz.1.68 Tainted: G B syzkaller #0 [ 44.735251][ T4587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.736698][ T4587] Call trace: [ 44.736742][ T4589] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.737204][ T4587] dump_backtrace+0x100/0x14c [ 44.739182][ T4587] show_stack+0x18/0x24 [ 44.739878][ T4587] __dump_stack+0x28/0x38 [ 44.740540][ T4587] dump_stack_lvl+0x64/0x90 [ 44.741263][ T4587] dump_stack+0x18/0x4c [ 44.741948][ T4587] sysfs_create_dir_ns+0x1b0/0x250 [ 44.742769][ T4587] kobject_add_internal+0x3a8/0x908 [ 44.743609][ T4587] kobject_init_and_add+0x110/0x180 [ 44.744441][ T4587] gfs2_sys_fs_add+0x204/0x3dc [ 44.745193][ T4587] gfs2_fill_super+0xca4/0x1650 [ 44.745978][ T4587] get_tree_bdev+0x30c/0x4b8 [ 44.746680][ T4587] gfs2_get_tree+0x54/0x168 [ 44.747429][ T4587] vfs_get_tree+0x88/0x224 [ 44.748128][ T4587] do_new_mount+0x1d4/0x68c [ 44.748830][ T4587] path_mount+0x4b4/0x9ec [ 44.749499][ T4587] __arm64_sys_mount+0x380/0x430 [ 44.750286][ T4587] invoke_syscall+0x78/0x230 [ 44.751006][ T4587] el0_svc_common+0x160/0x1d4 [ 44.751733][ T4587] do_el0_svc+0x50/0xfc [ 44.752444][ T4587] el0_svc+0x34/0xd4 [ 44.753068][ T4587] el0t_64_sync_handler+0x84/0xf0 [ 44.753903][ T4587] el0t_64_sync+0x18c/0x190 [ 44.754652][ T4589] CPU: 0 PID: 4589 Comm: syz.2.69 Tainted: G B syzkaller #0 [ 44.754857][ T4587] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.756069][ T4589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.758020][ T4587] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.759563][ T4589] Call trace: [ 44.761110][ T4591] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.761210][ T4589] dump_backtrace+0x100/0x14c [ 44.763232][ T4589] show_stack+0x18/0x24 [ 44.763925][ T4589] __dump_stack+0x28/0x38 [ 44.764644][ T4589] dump_stack_lvl+0x64/0x90 [ 44.765377][ T4589] dump_stack+0x18/0x4c [ 44.766069][ T4589] sysfs_create_dir_ns+0x1b0/0x250 [ 44.766935][ T4589] kobject_add_internal+0x3a8/0x908 [ 44.767819][ T4589] kobject_init_and_add+0x110/0x180 [ 44.768710][ T4589] gfs2_sys_fs_add+0x204/0x3dc [ 44.769520][ T4589] gfs2_fill_super+0xca4/0x1650 [ 44.770318][ T4589] get_tree_bdev+0x30c/0x4b8 [ 44.771037][ T4589] gfs2_get_tree+0x54/0x168 [ 44.771706][ T4589] vfs_get_tree+0x88/0x224 [ 44.772410][ T4589] do_new_mount+0x1d4/0x68c [ 44.773100][ T4589] path_mount+0x4b4/0x9ec [ 44.773782][ T4589] __arm64_sys_mount+0x380/0x430 [ 44.774586][ T4589] invoke_syscall+0x78/0x230 [ 44.775290][ T4589] el0_svc_common+0x160/0x1d4 [ 44.776020][ T4589] do_el0_svc+0x50/0xfc [ 44.776668][ T4589] el0_svc+0x34/0xd4 [ 44.777279][ T4589] el0t_64_sync_handler+0x84/0xf0 [ 44.778093][ T4589] el0t_64_sync+0x18c/0x190 [ 44.778821][ T4591] CPU: 1 PID: 4591 Comm: syz.5.70 Tainted: G B syzkaller #0 [ 44.779121][ T4589] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.780276][ T4591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.780279][ T4591] Call trace: [ 44.780281][ T4591] dump_backtrace+0x100/0x14c [ 44.782276][ T4589] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.784035][ T4591] show_stack+0x18/0x24 [ 44.787123][ T4591] __dump_stack+0x28/0x38 [ 44.787820][ T4591] dump_stack_lvl+0x64/0x90 [ 44.788526][ T4591] dump_stack+0x18/0x4c [ 44.789155][ T4591] sysfs_create_dir_ns+0x1b0/0x250 [ 44.789912][ T4591] kobject_add_internal+0x3a8/0x908 [ 44.790701][ T4591] kobject_init_and_add+0x110/0x180 [ 44.791549][ T4591] gfs2_sys_fs_add+0x204/0x3dc [ 44.792288][ T4591] gfs2_fill_super+0xca4/0x1650 [ 44.793049][ T4591] get_tree_bdev+0x30c/0x4b8 [ 44.793768][ T4591] gfs2_get_tree+0x54/0x168 [ 44.794462][ T4591] vfs_get_tree+0x88/0x224 [ 44.795176][ T4591] do_new_mount+0x1d4/0x68c [ 44.795850][ T4591] path_mount+0x4b4/0x9ec [ 44.796492][ T4591] __arm64_sys_mount+0x380/0x430 [ 44.797242][ T4591] invoke_syscall+0x78/0x230 [ 44.797931][ T4591] el0_svc_common+0x160/0x1d4 [ 44.798658][ T4591] do_el0_svc+0x50/0xfc [ 44.799302][ T4591] el0_svc+0x34/0xd4 [ 44.799896][ T4591] el0t_64_sync_handler+0x84/0xf0 [ 44.800670][ T4591] el0t_64_sync+0x18c/0x190 [ 44.801370][ T4591] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.803342][ T4591] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.812056][ T4585] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 44.814119][ T4585] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 44.815748][ T4585] gfs2: fsid=syz:syz.0: File system withdrawn [ 44.816806][ T4585] CPU: 1 PID: 4585 Comm: gfs2_quotad Tainted: G B syzkaller #0 [ 44.818229][ T4585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.819783][ T4585] Call trace: [ 44.820331][ T4585] dump_backtrace+0x100/0x14c [ 44.821120][ T4585] show_stack+0x18/0x24 [ 44.821807][ T4585] __dump_stack+0x28/0x38 [ 44.822505][ T4585] dump_stack_lvl+0x64/0x90 [ 44.823249][ T4585] dump_stack+0x18/0x4c [ 44.823938][ T4585] gfs2_withdraw+0xb88/0xf9c [ 44.824696][ T4585] gfs2_consist_inode_i+0xf4/0x110 [ 44.825553][ T4585] gfs2_inode_refresh+0x8e8/0xce4 [ 44.826412][ T4585] inode_go_instantiate+0x3c/0x4c [ 44.827269][ T4585] gfs2_instantiate+0x10c/0x218 [ 44.828096][ T4585] gfs2_glock_wait+0x134/0x1e8 [ 44.828888][ T4585] gfs2_glock_nq+0x660/0xe08 [ 44.829653][ T4585] do_sync+0x36c/0x8cc [ 44.830328][ T4585] gfs2_quota_sync+0x27c/0x3e8 [ 44.831111][ T4585] gfs2_quotad+0x31c/0x440 [ 44.831823][ T4585] kthread+0x1ec/0x26c [ 44.832503][ T4585] ret_from_fork+0x10/0x20 [ 44.835185][ T3963] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 [ 44.837458][ T3963] CPU: 1 PID: 3963 Comm: syz-executor Tainted: G B syzkaller #0 [ 44.838783][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.840414][ T3963] Call trace: [ 44.840943][ T3963] dump_backtrace+0x100/0x14c [ 44.841722][ T3963] show_stack+0x18/0x24 [ 44.842385][ T3963] __dump_stack+0x28/0x38 [ 44.843078][ T3963] dump_stack_lvl+0x64/0x90 [ 44.843810][ T3963] dump_stack+0x18/0x4c [ 44.844488][ T3963] gfs2_assert_warn_i+0x130/0x214 [ 44.845281][ T3963] gfs2_quota_cleanup+0x46c/0x620 [ 44.846090][ T3963] gfs2_put_super+0x178/0x5ec [ 44.846862][ T3963] generic_shutdown_super+0x118/0x2c0 [ 44.847740][ T3963] kill_block_super+0x74/0xc8 [ 44.848493][ T3963] gfs2_kill_sb+0xb4/0xc8 [ 44.849216][ T3963] deactivate_locked_super+0xb8/0x104 [ 44.850122][ T3963] deactivate_super+0xb0/0xcc [ 44.850866][ T3963] cleanup_mnt+0x30c/0x38c [ 44.851562][ T3963] __cleanup_mnt+0x14/0x20 [ 44.852282][ T3963] task_work_run+0x180/0x214 [ 44.853024][ T3963] do_notify_resume+0x12a8/0x1f88 [ 44.853856][ T3963] el0_svc+0x60/0xd4 [ 44.854472][ T3963] el0t_64_sync_handler+0x84/0xf0 [ 44.855315][ T3963] el0t_64_sync+0x18c/0x190 [ 44.863387][ T4595] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 44.864750][ T4595] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 44.866230][ T4595] gfs2: fsid=syz:syz.0: journal 0 mapped with 5 extents in 0ms [ 44.867621][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 44.868760][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 44.872748][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 3ms [ 44.874070][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 44.874997][ T4595] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 44.896273][ T4597] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.897615][ T4597] CPU: 1 PID: 4597 Comm: syz.2.74 Tainted: G B syzkaller #0 [ 44.897671][ T4593] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.899048][ T4597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.899052][ T4597] Call trace: [ 44.902541][ T4597] dump_backtrace+0x100/0x14c [ 44.903337][ T4597] show_stack+0x18/0x24 [ 44.904075][ T4597] __dump_stack+0x28/0x38 [ 44.904831][ T4597] dump_stack_lvl+0x64/0x90 [ 44.905610][ T4597] dump_stack+0x18/0x4c [ 44.906341][ T4597] sysfs_create_dir_ns+0x1b0/0x250 [ 44.907240][ T4597] kobject_add_internal+0x3a8/0x908 [ 44.908096][ T4597] kobject_init_and_add+0x110/0x180 [ 44.908936][ T4597] gfs2_sys_fs_add+0x204/0x3dc [ 44.909804][ T4597] gfs2_fill_super+0xca4/0x1650 [ 44.910577][ T4597] get_tree_bdev+0x30c/0x4b8 [ 44.911366][ T4597] gfs2_get_tree+0x54/0x168 [ 44.912067][ T4597] vfs_get_tree+0x88/0x224 [ 44.912758][ T4597] do_new_mount+0x1d4/0x68c [ 44.913472][ T4597] path_mount+0x4b4/0x9ec [ 44.914173][ T4597] __arm64_sys_mount+0x380/0x430 [ 44.914967][ T4597] invoke_syscall+0x78/0x230 [ 44.915680][ T4597] el0_svc_common+0x160/0x1d4 [ 44.916414][ T4597] do_el0_svc+0x50/0xfc [ 44.917076][ T4597] el0_svc+0x34/0xd4 [ 44.917702][ T4597] el0t_64_sync_handler+0x84/0xf0 [ 44.918541][ T4597] el0t_64_sync+0x18c/0x190 [ 44.919296][ T4593] CPU: 0 PID: 4593 Comm: syz.4.72 Tainted: G B syzkaller #0 [ 44.919309][ T4597] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.920774][ T4593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 44.920778][ T4593] Call trace: [ 44.920780][ T4593] dump_backtrace+0x100/0x14c [ 44.922852][ T4597] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.924646][ T4593] show_stack+0x18/0x24 [ 44.927686][ T4593] __dump_stack+0x28/0x38 [ 44.928394][ T4593] dump_stack_lvl+0x64/0x90 [ 44.929159][ T4593] dump_stack+0x18/0x4c [ 44.929853][ T4593] sysfs_create_dir_ns+0x1b0/0x250 [ 44.930715][ T4593] kobject_add_internal+0x3a8/0x908 [ 44.931553][ T4593] kobject_init_and_add+0x110/0x180 [ 44.932415][ T4593] gfs2_sys_fs_add+0x204/0x3dc [ 44.933196][ T4593] gfs2_fill_super+0xca4/0x1650 [ 44.934024][ T4593] get_tree_bdev+0x30c/0x4b8 [ 44.934784][ T4593] gfs2_get_tree+0x54/0x168 [ 44.935535][ T4593] vfs_get_tree+0x88/0x224 [ 44.936275][ T4593] do_new_mount+0x1d4/0x68c [ 44.936990][ T4593] path_mount+0x4b4/0x9ec [ 44.937703][ T4593] __arm64_sys_mount+0x380/0x430 [ 44.938519][ T4593] invoke_syscall+0x78/0x230 [ 44.939284][ T4593] el0_svc_common+0x160/0x1d4 [ 44.940038][ T4593] do_el0_svc+0x50/0xfc [ 44.940727][ T4593] el0_svc+0x34/0xd4 [ 44.941381][ T4593] el0t_64_sync_handler+0x84/0xf0 [ 44.942246][ T4593] el0t_64_sync+0x18c/0x190 [ 44.943049][ T4593] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 44.944966][ T4593] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 44.952825][ T4595] gfs2: fsid=syz:syz.0: found 1 quota changes [ 44.955230][ T3967] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 44.955230][ T3967] inode = 11 2339 [ 44.955230][ T3967] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 413 [ 44.958607][ T3967] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 44.960320][ T3967] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:3967 [syz-executor] gfs2_quota_sync+0x27c/0x3e8 [ 44.961860][ T3967] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 44.963069][ T3967] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 44.971871][ T4484] I/O error, dev loop5, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 44.997774][ T4600] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.997804][ T4603] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 44.999157][ T4600] CPU: 1 PID: 4600 Comm: syz.5.75 Tainted: G B syzkaller #0 [ 45.002048][ T4600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.003868][ T4600] Call trace: [ 45.004430][ T4600] dump_backtrace+0x100/0x14c [ 45.005260][ T4600] show_stack+0x18/0x24 [ 45.005982][ T4600] __dump_stack+0x28/0x38 [ 45.006744][ T4600] dump_stack_lvl+0x64/0x90 [ 45.007520][ T4600] dump_stack+0x18/0x4c [ 45.008474][ T4600] sysfs_create_dir_ns+0x1b0/0x250 [ 45.009323][ T4600] kobject_add_internal+0x3a8/0x908 [ 45.010156][ T4600] kobject_init_and_add+0x110/0x180 [ 45.010998][ T4600] gfs2_sys_fs_add+0x204/0x3dc [ 45.011793][ T4600] gfs2_fill_super+0xca4/0x1650 [ 45.012591][ T4600] get_tree_bdev+0x30c/0x4b8 [ 45.013348][ T4600] gfs2_get_tree+0x54/0x168 [ 45.014064][ T4600] vfs_get_tree+0x88/0x224 [ 45.014766][ T4600] do_new_mount+0x1d4/0x68c [ 45.015502][ T4600] path_mount+0x4b4/0x9ec [ 45.016164][ T4600] __arm64_sys_mount+0x380/0x430 [ 45.016945][ T4600] invoke_syscall+0x78/0x230 [ 45.017693][ T4600] el0_svc_common+0x160/0x1d4 [ 45.018447][ T4600] do_el0_svc+0x50/0xfc [ 45.019144][ T4600] el0_svc+0x34/0xd4 [ 45.019754][ T4600] el0t_64_sync_handler+0x84/0xf0 [ 45.020567][ T4600] el0t_64_sync+0x18c/0x190 [ 45.021272][ T4603] CPU: 0 PID: 4603 Comm: syz.0.71 Tainted: G B syzkaller #0 [ 45.021388][ T4600] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.022585][ T4603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.024574][ T4600] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.026094][ T4603] Call trace: [ 45.027603][ T4603] dump_backtrace+0x100/0x14c [ 45.028305][ T4603] show_stack+0x18/0x24 [ 45.028911][ T4603] __dump_stack+0x28/0x38 [ 45.029534][ T4603] dump_stack_lvl+0x64/0x90 [ 45.030256][ T4603] dump_stack+0x18/0x4c [ 45.030945][ T4603] sysfs_create_dir_ns+0x1b0/0x250 [ 45.031793][ T4603] kobject_add_internal+0x3a8/0x908 [ 45.032680][ T4603] kobject_init_and_add+0x110/0x180 [ 45.033566][ T4603] gfs2_sys_fs_add+0x204/0x3dc [ 45.034362][ T4603] gfs2_fill_super+0xca4/0x1650 [ 45.035149][ T4603] get_tree_bdev+0x30c/0x4b8 [ 45.035872][ T4603] gfs2_get_tree+0x54/0x168 [ 45.036605][ T4603] vfs_get_tree+0x88/0x224 [ 45.037328][ T4603] do_new_mount+0x1d4/0x68c [ 45.038076][ T4603] path_mount+0x4b4/0x9ec [ 45.038791][ T4603] __arm64_sys_mount+0x380/0x430 [ 45.039597][ T4603] invoke_syscall+0x78/0x230 [ 45.040353][ T4603] el0_svc_common+0x160/0x1d4 [ 45.041312][ T4603] do_el0_svc+0x50/0xfc [ 45.042024][ T4603] el0_svc+0x34/0xd4 [ 45.042699][ T4603] el0t_64_sync_handler+0x84/0xf0 [ 45.043548][ T4603] el0t_64_sync+0x18c/0x190 [ 45.044313][ T4603] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.046274][ T4603] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.049641][ T46] Bluetooth: hci0: command 0x0419 tx timeout [ 45.050718][ T46] Bluetooth: hci1: command 0x0419 tx timeout [ 45.051867][ T46] Bluetooth: hci2: command 0x0419 tx timeout [ 45.052843][ T46] Bluetooth: hci3: command 0x0419 tx timeout [ 45.053287][ T3502] Bluetooth: hci4: command 0x0419 tx timeout [ 45.055839][ T4605] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.057102][ T4605] CPU: 1 PID: 4605 Comm: syz.2.77 Tainted: G B syzkaller #0 [ 45.058413][ T4605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.059937][ T4605] Call trace: [ 45.060486][ T4605] dump_backtrace+0x100/0x14c [ 45.061269][ T4605] show_stack+0x18/0x24 [ 45.061958][ T4605] __dump_stack+0x28/0x38 [ 45.062667][ T4605] dump_stack_lvl+0x64/0x90 [ 45.063367][ T4605] dump_stack+0x18/0x4c [ 45.064017][ T4605] sysfs_create_dir_ns+0x1b0/0x250 [ 45.064822][ T4605] kobject_add_internal+0x3a8/0x908 [ 45.065657][ T4605] kobject_init_and_add+0x110/0x180 [ 45.066529][ T4605] gfs2_sys_fs_add+0x204/0x3dc [ 45.067313][ T4605] gfs2_fill_super+0xca4/0x1650 [ 45.068111][ T4605] get_tree_bdev+0x30c/0x4b8 [ 45.068853][ T4605] gfs2_get_tree+0x54/0x168 [ 45.069578][ T4605] vfs_get_tree+0x88/0x224 [ 45.070276][ T4605] do_new_mount+0x1d4/0x68c [ 45.071011][ T4605] path_mount+0x4b4/0x9ec [ 45.071717][ T4605] __arm64_sys_mount+0x380/0x430 [ 45.072599][ T4605] invoke_syscall+0x78/0x230 [ 45.073351][ T4605] el0_svc_common+0x160/0x1d4 [ 45.074108][ T4605] do_el0_svc+0x50/0xfc [ 45.074789][ T4605] el0_svc+0x34/0xd4 [ 45.075415][ T4605] el0t_64_sync_handler+0x84/0xf0 [ 45.076212][ T4605] el0t_64_sync+0x18c/0x190 [ 45.077126][ T4605] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.079090][ T4605] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.115246][ T4461] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 45.172194][ T4613] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.173461][ T4613] CPU: 0 PID: 4613 Comm: syz.2.81 Tainted: G B syzkaller #0 [ 45.174841][ T4613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.176451][ T4613] Call trace: [ 45.176958][ T4613] dump_backtrace+0x100/0x14c [ 45.177682][ T4613] show_stack+0x18/0x24 [ 45.178342][ T4613] __dump_stack+0x28/0x38 [ 45.179012][ T4613] dump_stack_lvl+0x64/0x90 [ 45.179709][ T4613] dump_stack+0x18/0x4c [ 45.180393][ T4613] sysfs_create_dir_ns+0x1b0/0x250 [ 45.181189][ T4613] kobject_add_internal+0x3a8/0x908 [ 45.182027][ T4613] kobject_init_and_add+0x110/0x180 [ 45.182864][ T4613] gfs2_sys_fs_add+0x204/0x3dc [ 45.183686][ T4613] gfs2_fill_super+0xca4/0x1650 [ 45.184486][ T4613] get_tree_bdev+0x30c/0x4b8 [ 45.185260][ T4613] gfs2_get_tree+0x54/0x168 [ 45.185968][ T4613] vfs_get_tree+0x88/0x224 [ 45.186674][ T4613] do_new_mount+0x1d4/0x68c [ 45.187396][ T4613] path_mount+0x4b4/0x9ec [ 45.188096][ T4613] __arm64_sys_mount+0x380/0x430 [ 45.188927][ T4613] invoke_syscall+0x78/0x230 [ 45.189724][ T4613] el0_svc_common+0x160/0x1d4 [ 45.190506][ T4613] do_el0_svc+0x50/0xfc [ 45.191210][ T4613] el0_svc+0x34/0xd4 [ 45.191839][ T4613] el0t_64_sync_handler+0x84/0xf0 [ 45.192688][ T4613] el0t_64_sync+0x18c/0x190 [ 45.193492][ T4613] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.195437][ T4613] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.296377][ T4625] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.297743][ T4625] CPU: 0 PID: 4625 Comm: syz.5.87 Tainted: G B syzkaller #0 [ 45.299169][ T4625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.300871][ T4625] Call trace: [ 45.301414][ T4625] dump_backtrace+0x100/0x14c [ 45.302193][ T4625] show_stack+0x18/0x24 [ 45.302887][ T4625] __dump_stack+0x28/0x38 [ 45.303627][ T4625] dump_stack_lvl+0x64/0x90 [ 45.304415][ T4625] dump_stack+0x18/0x4c [ 45.305125][ T4625] sysfs_create_dir_ns+0x1b0/0x250 [ 45.305964][ T4625] kobject_add_internal+0x3a8/0x908 [ 45.306844][ T4625] kobject_init_and_add+0x110/0x180 [ 45.307744][ T4625] gfs2_sys_fs_add+0x204/0x3dc [ 45.308562][ T4625] gfs2_fill_super+0xca4/0x1650 [ 45.309387][ T4625] get_tree_bdev+0x30c/0x4b8 [ 45.310168][ T4625] gfs2_get_tree+0x54/0x168 [ 45.310941][ T4625] vfs_get_tree+0x88/0x224 [ 45.311660][ T4625] do_new_mount+0x1d4/0x68c [ 45.312393][ T4625] path_mount+0x4b4/0x9ec [ 45.313097][ T4625] __arm64_sys_mount+0x380/0x430 [ 45.313914][ T4625] invoke_syscall+0x78/0x230 [ 45.314675][ T4625] el0_svc_common+0x160/0x1d4 [ 45.315448][ T4625] do_el0_svc+0x50/0xfc [ 45.316110][ T4625] el0_svc+0x34/0xd4 [ 45.316730][ T4625] el0t_64_sync_handler+0x84/0xf0 [ 45.317555][ T4625] el0t_64_sync+0x18c/0x190 [ 45.318470][ T4625] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.320488][ T4625] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.334245][ T4628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.335598][ T4628] CPU: 1 PID: 4628 Comm: syz.2.89 Tainted: G B syzkaller #0 [ 45.336940][ T4628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.338527][ T4628] Call trace: [ 45.339032][ T4628] dump_backtrace+0x100/0x14c [ 45.339801][ T4628] show_stack+0x18/0x24 [ 45.340448][ T4628] __dump_stack+0x28/0x38 [ 45.341140][ T4628] dump_stack_lvl+0x64/0x90 [ 45.341854][ T4628] dump_stack+0x18/0x4c [ 45.342529][ T4628] sysfs_create_dir_ns+0x1b0/0x250 [ 45.343365][ T4628] kobject_add_internal+0x3a8/0x908 [ 45.344212][ T4628] kobject_init_and_add+0x110/0x180 [ 45.345067][ T4628] gfs2_sys_fs_add+0x204/0x3dc [ 45.345852][ T4628] gfs2_fill_super+0xca4/0x1650 [ 45.346061][ T4629] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.346616][ T4628] get_tree_bdev+0x30c/0x4b8 [ 45.348579][ T4628] gfs2_get_tree+0x54/0x168 [ 45.349320][ T4628] vfs_get_tree+0x88/0x224 [ 45.350044][ T4628] do_new_mount+0x1d4/0x68c [ 45.350779][ T4628] path_mount+0x4b4/0x9ec [ 45.351487][ T4628] __arm64_sys_mount+0x380/0x430 [ 45.352273][ T4628] invoke_syscall+0x78/0x230 [ 45.353027][ T4628] el0_svc_common+0x160/0x1d4 [ 45.353815][ T4628] do_el0_svc+0x50/0xfc [ 45.354499][ T4628] el0_svc+0x34/0xd4 [ 45.355138][ T4628] el0t_64_sync_handler+0x84/0xf0 [ 45.355950][ T4628] el0t_64_sync+0x18c/0x190 [ 45.356683][ T4629] CPU: 0 PID: 4629 Comm: syz.4.88 Tainted: G B syzkaller #0 [ 45.356716][ T4628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.358092][ T4629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.360084][ T4628] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.361803][ T4629] Call trace: [ 45.363316][ T4629] dump_backtrace+0x100/0x14c [ 45.364087][ T4629] show_stack+0x18/0x24 [ 45.364776][ T4629] __dump_stack+0x28/0x38 [ 45.365494][ T4629] dump_stack_lvl+0x64/0x90 [ 45.366246][ T4629] dump_stack+0x18/0x4c [ 45.366920][ T4629] sysfs_create_dir_ns+0x1b0/0x250 [ 45.367764][ T4629] kobject_add_internal+0x3a8/0x908 [ 45.368617][ T4629] kobject_init_and_add+0x110/0x180 [ 45.369477][ T4629] gfs2_sys_fs_add+0x204/0x3dc [ 45.370267][ T4629] gfs2_fill_super+0xca4/0x1650 [ 45.371109][ T4629] get_tree_bdev+0x30c/0x4b8 [ 45.371897][ T4629] gfs2_get_tree+0x54/0x168 [ 45.372629][ T4629] vfs_get_tree+0x88/0x224 [ 45.373348][ T4629] do_new_mount+0x1d4/0x68c [ 45.374101][ T4629] path_mount+0x4b4/0x9ec [ 45.374808][ T4629] __arm64_sys_mount+0x380/0x430 [ 45.375609][ T4629] invoke_syscall+0x78/0x230 [ 45.376364][ T4629] el0_svc_common+0x160/0x1d4 [ 45.377149][ T4629] do_el0_svc+0x50/0xfc [ 45.377830][ T4629] el0_svc+0x34/0xd4 [ 45.378482][ T4629] el0t_64_sync_handler+0x84/0xf0 [ 45.379313][ T4629] el0t_64_sync+0x18c/0x190 [ 45.380151][ T4629] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.382122][ T4629] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.408590][ T4631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.410045][ T4631] CPU: 0 PID: 4631 Comm: syz.0.90 Tainted: G B syzkaller #0 [ 45.411396][ T4631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.412876][ T4631] Call trace: [ 45.413347][ T4631] dump_backtrace+0x100/0x14c [ 45.414091][ T4631] show_stack+0x18/0x24 [ 45.414694][ T4631] __dump_stack+0x28/0x38 [ 45.415349][ T4631] dump_stack_lvl+0x64/0x90 [ 45.416000][ T4631] dump_stack+0x18/0x4c [ 45.416613][ T4631] sysfs_create_dir_ns+0x1b0/0x250 [ 45.417388][ T4631] kobject_add_internal+0x3a8/0x908 [ 45.418208][ T4631] kobject_init_and_add+0x110/0x180 [ 45.419090][ T4631] gfs2_sys_fs_add+0x204/0x3dc [ 45.419908][ T4631] gfs2_fill_super+0xca4/0x1650 [ 45.420723][ T4631] get_tree_bdev+0x30c/0x4b8 [ 45.421490][ T4631] gfs2_get_tree+0x54/0x168 [ 45.422238][ T4631] vfs_get_tree+0x88/0x224 [ 45.422951][ T4631] do_new_mount+0x1d4/0x68c [ 45.423690][ T4631] path_mount+0x4b4/0x9ec [ 45.424398][ T4631] __arm64_sys_mount+0x380/0x430 [ 45.425212][ T4631] invoke_syscall+0x78/0x230 [ 45.425975][ T4631] el0_svc_common+0x160/0x1d4 [ 45.426726][ T4631] do_el0_svc+0x50/0xfc [ 45.427426][ T4631] el0_svc+0x34/0xd4 [ 45.428147][ T4631] el0t_64_sync_handler+0x84/0xf0 [ 45.428984][ T4631] el0t_64_sync+0x18c/0x190 [ 45.429754][ T4631] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.431613][ T4631] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.440745][ T4461] I/O error, dev loop5, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 45.466103][ T4635] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.467476][ T4635] CPU: 1 PID: 4635 Comm: syz.2.92 Tainted: G B syzkaller #0 [ 45.468964][ T4635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.470769][ T4635] Call trace: [ 45.471323][ T4635] dump_backtrace+0x100/0x14c [ 45.472144][ T4635] show_stack+0x18/0x24 [ 45.472885][ T4635] __dump_stack+0x28/0x38 [ 45.473653][ T4635] dump_stack_lvl+0x64/0x90 [ 45.474367][ T4635] dump_stack+0x18/0x4c [ 45.475055][ T4635] sysfs_create_dir_ns+0x1b0/0x250 [ 45.475887][ T4635] kobject_add_internal+0x3a8/0x908 [ 45.476752][ T4635] kobject_init_and_add+0x110/0x180 [ 45.477589][ T4635] gfs2_sys_fs_add+0x204/0x3dc [ 45.478348][ T4635] gfs2_fill_super+0xca4/0x1650 [ 45.479169][ T4635] get_tree_bdev+0x30c/0x4b8 [ 45.479918][ T4635] gfs2_get_tree+0x54/0x168 [ 45.480658][ T4635] vfs_get_tree+0x88/0x224 [ 45.481399][ T4635] do_new_mount+0x1d4/0x68c [ 45.482122][ T4635] path_mount+0x4b4/0x9ec [ 45.482819][ T4635] __arm64_sys_mount+0x380/0x430 [ 45.483628][ T4635] invoke_syscall+0x78/0x230 [ 45.484388][ T4635] el0_svc_common+0x160/0x1d4 [ 45.485164][ T4635] do_el0_svc+0x50/0xfc [ 45.485846][ T4635] el0_svc+0x34/0xd4 [ 45.486499][ T4635] el0t_64_sync_handler+0x84/0xf0 [ 45.487345][ T4635] el0t_64_sync+0x18c/0x190 [ 45.488283][ T4635] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.490555][ T4635] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.496483][ T4639] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.497626][ T4639] CPU: 1 PID: 4639 Comm: syz.5.93 Tainted: G B syzkaller #0 [ 45.498958][ T4639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.500551][ T4639] Call trace: [ 45.501086][ T4639] dump_backtrace+0x100/0x14c [ 45.501880][ T4639] show_stack+0x18/0x24 [ 45.502575][ T4639] __dump_stack+0x28/0x38 [ 45.503301][ T4639] dump_stack_lvl+0x64/0x90 [ 45.504039][ T4639] dump_stack+0x18/0x4c [ 45.504722][ T4639] sysfs_create_dir_ns+0x1b0/0x250 [ 45.505583][ T4639] kobject_add_internal+0x3a8/0x908 [ 45.506431][ T4639] kobject_init_and_add+0x110/0x180 [ 45.507319][ T4639] gfs2_sys_fs_add+0x204/0x3dc [ 45.508066][ T4639] gfs2_fill_super+0xca4/0x1650 [ 45.508826][ T4639] get_tree_bdev+0x30c/0x4b8 [ 45.509567][ T4639] gfs2_get_tree+0x54/0x168 [ 45.510308][ T4639] vfs_get_tree+0x88/0x224 [ 45.511036][ T4639] do_new_mount+0x1d4/0x68c [ 45.511792][ T4639] path_mount+0x4b4/0x9ec [ 45.512518][ T4639] __arm64_sys_mount+0x380/0x430 [ 45.513341][ T4639] invoke_syscall+0x78/0x230 [ 45.514112][ T4639] el0_svc_common+0x160/0x1d4 [ 45.514901][ T4639] do_el0_svc+0x50/0xfc [ 45.515578][ T4639] el0_svc+0x34/0xd4 [ 45.516190][ T4639] el0t_64_sync_handler+0x84/0xf0 [ 45.517007][ T4639] el0t_64_sync+0x18c/0x190 [ 45.517812][ T4639] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.519730][ T4639] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.546670][ T4643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.547942][ T4643] CPU: 0 PID: 4643 Comm: syz.0.95 Tainted: G B syzkaller #0 [ 45.549423][ T4643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.551247][ T4643] Call trace: [ 45.551799][ T4643] dump_backtrace+0x100/0x14c [ 45.552613][ T4643] show_stack+0x18/0x24 [ 45.553298][ T4643] __dump_stack+0x28/0x38 [ 45.554052][ T4643] dump_stack_lvl+0x64/0x90 [ 45.554847][ T4643] dump_stack+0x18/0x4c [ 45.555582][ T4643] sysfs_create_dir_ns+0x1b0/0x250 [ 45.556457][ T4643] kobject_add_internal+0x3a8/0x908 [ 45.557295][ T4643] kobject_init_and_add+0x110/0x180 [ 45.558178][ T4643] gfs2_sys_fs_add+0x204/0x3dc [ 45.558977][ T4643] gfs2_fill_super+0xca4/0x1650 [ 45.559794][ T4643] get_tree_bdev+0x30c/0x4b8 [ 45.560578][ T4643] gfs2_get_tree+0x54/0x168 [ 45.561350][ T4643] vfs_get_tree+0x88/0x224 [ 45.562074][ T4643] do_new_mount+0x1d4/0x68c [ 45.562824][ T4643] path_mount+0x4b4/0x9ec [ 45.563536][ T4643] __arm64_sys_mount+0x380/0x430 [ 45.564350][ T4643] invoke_syscall+0x78/0x230 [ 45.565108][ T4643] el0_svc_common+0x160/0x1d4 [ 45.565880][ T4643] do_el0_svc+0x50/0xfc [ 45.566572][ T4643] el0_svc+0x34/0xd4 [ 45.567212][ T4643] el0t_64_sync_handler+0x84/0xf0 [ 45.568059][ T4643] el0t_64_sync+0x18c/0x190 [ 45.568882][ T4643] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.571031][ T4643] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.619529][ T4641] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.621099][ T4641] CPU: 1 PID: 4641 Comm: syz.5.96 Tainted: G B syzkaller #0 [ 45.622530][ T4641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.624024][ T4641] Call trace: [ 45.624493][ T4641] dump_backtrace+0x100/0x14c [ 45.625200][ T4641] show_stack+0x18/0x24 [ 45.625823][ T4641] __dump_stack+0x28/0x38 [ 45.626466][ T4641] dump_stack_lvl+0x64/0x90 [ 45.627134][ T4641] dump_stack+0x18/0x4c [ 45.627727][ T4641] sysfs_create_dir_ns+0x1b0/0x250 [ 45.628546][ T4641] kobject_add_internal+0x3a8/0x908 [ 45.629265][ T4641] kobject_init_and_add+0x110/0x180 [ 45.630114][ T4641] gfs2_sys_fs_add+0x204/0x3dc [ 45.630867][ T4641] gfs2_fill_super+0xca4/0x1650 [ 45.631650][ T4641] get_tree_bdev+0x30c/0x4b8 [ 45.632379][ T4641] gfs2_get_tree+0x54/0x168 [ 45.633125][ T4641] vfs_get_tree+0x88/0x224 [ 45.633854][ T4641] do_new_mount+0x1d4/0x68c [ 45.634578][ T4641] path_mount+0x4b4/0x9ec [ 45.635275][ T4641] __arm64_sys_mount+0x380/0x430 [ 45.636055][ T4641] invoke_syscall+0x78/0x230 [ 45.636795][ T4641] el0_svc_common+0x160/0x1d4 [ 45.637548][ T4641] do_el0_svc+0x50/0xfc [ 45.638190][ T4641] el0_svc+0x34/0xd4 [ 45.638794][ T4641] el0t_64_sync_handler+0x84/0xf0 [ 45.639580][ T4641] el0t_64_sync+0x18c/0x190 [ 45.640483][ T4641] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.642520][ T4641] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.645450][ T4649] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.646646][ T4649] CPU: 1 PID: 4649 Comm: syz.4.99 Tainted: G B syzkaller #0 [ 45.647982][ T4649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.649859][ T4649] Call trace: [ 45.650529][ T4649] dump_backtrace+0x100/0x14c [ 45.651521][ T4649] show_stack+0x18/0x24 [ 45.652238][ T4649] __dump_stack+0x28/0x38 [ 45.652967][ T4649] dump_stack_lvl+0x64/0x90 [ 45.653745][ T4649] dump_stack+0x18/0x4c [ 45.654453][ T4649] sysfs_create_dir_ns+0x1b0/0x250 [ 45.655338][ T4649] kobject_add_internal+0x3a8/0x908 [ 45.656239][ T4649] kobject_init_and_add+0x110/0x180 [ 45.657104][ T4649] gfs2_sys_fs_add+0x204/0x3dc [ 45.657924][ T4649] gfs2_fill_super+0xca4/0x1650 [ 45.658809][ T4649] get_tree_bdev+0x30c/0x4b8 [ 45.659583][ T4649] gfs2_get_tree+0x54/0x168 [ 45.660373][ T4649] vfs_get_tree+0x88/0x224 [ 45.661143][ T4649] do_new_mount+0x1d4/0x68c [ 45.661873][ T4649] path_mount+0x4b4/0x9ec [ 45.662615][ T4649] __arm64_sys_mount+0x380/0x430 [ 45.663415][ T4649] invoke_syscall+0x78/0x230 [ 45.664180][ T4649] el0_svc_common+0x160/0x1d4 [ 45.664932][ T4649] do_el0_svc+0x50/0xfc [ 45.665607][ T4649] el0_svc+0x34/0xd4 [ 45.666224][ T4649] el0t_64_sync_handler+0x84/0xf0 [ 45.667051][ T4649] el0t_64_sync+0x18c/0x190 [ 45.667841][ T4649] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.669800][ T4649] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.696633][ T4651] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.697797][ T4651] CPU: 1 PID: 4651 Comm: syz.0.100 Tainted: G B syzkaller #0 [ 45.699176][ T4651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.700885][ T4651] Call trace: [ 45.701441][ T4651] dump_backtrace+0x100/0x14c [ 45.702237][ T4651] show_stack+0x18/0x24 [ 45.702921][ T4651] __dump_stack+0x28/0x38 [ 45.703676][ T4651] dump_stack_lvl+0x64/0x90 [ 45.704439][ T4651] dump_stack+0x18/0x4c [ 45.705133][ T4651] sysfs_create_dir_ns+0x1b0/0x250 [ 45.705983][ T4651] kobject_add_internal+0x3a8/0x908 [ 45.706862][ T4651] kobject_init_and_add+0x110/0x180 [ 45.707735][ T4651] gfs2_sys_fs_add+0x204/0x3dc [ 45.708517][ T4651] gfs2_fill_super+0xca4/0x1650 [ 45.709307][ T4651] get_tree_bdev+0x30c/0x4b8 [ 45.710066][ T4651] gfs2_get_tree+0x54/0x168 [ 45.710794][ T4651] vfs_get_tree+0x88/0x224 [ 45.711490][ T4651] do_new_mount+0x1d4/0x68c [ 45.712210][ T4651] path_mount+0x4b4/0x9ec [ 45.712912][ T4651] __arm64_sys_mount+0x380/0x430 [ 45.713729][ T4651] invoke_syscall+0x78/0x230 [ 45.714479][ T4651] el0_svc_common+0x160/0x1d4 [ 45.715257][ T4651] do_el0_svc+0x50/0xfc [ 45.715920][ T4651] el0_svc+0x34/0xd4 [ 45.716541][ T4651] el0t_64_sync_handler+0x84/0xf0 [ 45.717348][ T4651] el0t_64_sync+0x18c/0x190 [ 45.718163][ T4651] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.720405][ T4651] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.724244][ T4657] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.725512][ T4657] CPU: 0 PID: 4657 Comm: syz.2.102 Tainted: G B syzkaller #0 [ 45.726990][ T4657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.728644][ T4657] Call trace: [ 45.729156][ T4657] dump_backtrace+0x100/0x14c [ 45.729954][ T4657] show_stack+0x18/0x24 [ 45.730649][ T4657] __dump_stack+0x28/0x38 [ 45.731381][ T4657] dump_stack_lvl+0x64/0x90 [ 45.732145][ T4657] dump_stack+0x18/0x4c [ 45.732846][ T4657] sysfs_create_dir_ns+0x1b0/0x250 [ 45.733729][ T4657] kobject_add_internal+0x3a8/0x908 [ 45.734613][ T4657] kobject_init_and_add+0x110/0x180 [ 45.735478][ T4657] gfs2_sys_fs_add+0x204/0x3dc [ 45.736253][ T4657] gfs2_fill_super+0xca4/0x1650 [ 45.737049][ T4657] get_tree_bdev+0x30c/0x4b8 [ 45.737809][ T4657] gfs2_get_tree+0x54/0x168 [ 45.738558][ T4657] vfs_get_tree+0x88/0x224 [ 45.739310][ T4657] do_new_mount+0x1d4/0x68c [ 45.740073][ T4657] path_mount+0x4b4/0x9ec [ 45.740784][ T4657] __arm64_sys_mount+0x380/0x430 [ 45.741607][ T4657] invoke_syscall+0x78/0x230 [ 45.742367][ T4657] el0_svc_common+0x160/0x1d4 [ 45.743154][ T4657] do_el0_svc+0x50/0xfc [ 45.743857][ T4657] el0_svc+0x34/0xd4 [ 45.744505][ T4657] el0t_64_sync_handler+0x84/0xf0 [ 45.745356][ T4657] el0t_64_sync+0x18c/0x190 [ 45.746193][ T4657] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.748307][ T4657] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.779764][ T4661] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.781056][ T4661] CPU: 1 PID: 4661 Comm: syz.2.105 Tainted: G B syzkaller #0 [ 45.782483][ T4661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.784029][ T4661] Call trace: [ 45.784499][ T4661] dump_backtrace+0x100/0x14c [ 45.785192][ T4661] show_stack+0x18/0x24 [ 45.785839][ T4661] __dump_stack+0x28/0x38 [ 45.786466][ T4661] dump_stack_lvl+0x64/0x90 [ 45.787114][ T4661] dump_stack+0x18/0x4c [ 45.787732][ T4661] sysfs_create_dir_ns+0x1b0/0x250 [ 45.788472][ T4661] kobject_add_internal+0x3a8/0x908 [ 45.789254][ T4661] kobject_init_and_add+0x110/0x180 [ 45.789702][ T4659] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.790080][ T4661] gfs2_sys_fs_add+0x204/0x3dc [ 45.792006][ T4661] gfs2_fill_super+0xca4/0x1650 [ 45.792786][ T4661] get_tree_bdev+0x30c/0x4b8 [ 45.793541][ T4661] gfs2_get_tree+0x54/0x168 [ 45.794251][ T4661] vfs_get_tree+0x88/0x224 [ 45.795025][ T4661] do_new_mount+0x1d4/0x68c [ 45.795778][ T4661] path_mount+0x4b4/0x9ec [ 45.796509][ T4661] __arm64_sys_mount+0x380/0x430 [ 45.797332][ T4661] invoke_syscall+0x78/0x230 [ 45.798089][ T4661] el0_svc_common+0x160/0x1d4 [ 45.798859][ T4661] do_el0_svc+0x50/0xfc [ 45.799547][ T4661] el0_svc+0x34/0xd4 [ 45.800198][ T4661] el0t_64_sync_handler+0x84/0xf0 [ 45.801061][ T4661] el0t_64_sync+0x18c/0x190 [ 45.801826][ T4659] CPU: 0 PID: 4659 Comm: syz.5.104 Tainted: G B syzkaller #0 [ 45.801952][ T4661] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.803144][ T4659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.805318][ T4661] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.806857][ T4659] Call trace: [ 45.808283][ T4659] dump_backtrace+0x100/0x14c [ 45.808988][ T4659] show_stack+0x18/0x24 [ 45.809608][ T4659] __dump_stack+0x28/0x38 [ 45.810329][ T4659] dump_stack_lvl+0x64/0x90 [ 45.811090][ T4659] dump_stack+0x18/0x4c [ 45.811792][ T4659] sysfs_create_dir_ns+0x1b0/0x250 [ 45.812709][ T4659] kobject_add_internal+0x3a8/0x908 [ 45.813590][ T4659] kobject_init_and_add+0x110/0x180 [ 45.814478][ T4659] gfs2_sys_fs_add+0x204/0x3dc [ 45.815282][ T4659] gfs2_fill_super+0xca4/0x1650 [ 45.816086][ T4659] get_tree_bdev+0x30c/0x4b8 [ 45.816816][ T4659] gfs2_get_tree+0x54/0x168 [ 45.817554][ T4659] vfs_get_tree+0x88/0x224 [ 45.818261][ T4659] do_new_mount+0x1d4/0x68c [ 45.818998][ T4659] path_mount+0x4b4/0x9ec [ 45.819697][ T4659] __arm64_sys_mount+0x380/0x430 [ 45.820546][ T4659] invoke_syscall+0x78/0x230 [ 45.821291][ T4659] el0_svc_common+0x160/0x1d4 [ 45.822045][ T4659] do_el0_svc+0x50/0xfc [ 45.822696][ T4659] el0_svc+0x34/0xd4 [ 45.823290][ T4659] el0t_64_sync_handler+0x84/0xf0 [ 45.824110][ T4659] el0t_64_sync+0x18c/0x190 [ 45.824901][ T4659] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.826906][ T4659] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.865334][ T4663] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.866651][ T4663] CPU: 1 PID: 4663 Comm: syz.0.106 Tainted: G B syzkaller #0 [ 45.868035][ T4663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.869872][ T4663] Call trace: [ 45.870431][ T4663] dump_backtrace+0x100/0x14c [ 45.871227][ T4663] show_stack+0x18/0x24 [ 45.871931][ T4663] __dump_stack+0x28/0x38 [ 45.872633][ T4663] dump_stack_lvl+0x64/0x90 [ 45.873384][ T4663] dump_stack+0x18/0x4c [ 45.874071][ T4663] sysfs_create_dir_ns+0x1b0/0x250 [ 45.874928][ T4663] kobject_add_internal+0x3a8/0x908 [ 45.875796][ T4663] kobject_init_and_add+0x110/0x180 [ 45.876659][ T4663] gfs2_sys_fs_add+0x204/0x3dc [ 45.877438][ T4663] gfs2_fill_super+0xca4/0x1650 [ 45.878401][ T4663] get_tree_bdev+0x30c/0x4b8 [ 45.879217][ T4663] gfs2_get_tree+0x54/0x168 [ 45.879961][ T4663] vfs_get_tree+0x88/0x224 [ 45.880681][ T4663] do_new_mount+0x1d4/0x68c [ 45.881476][ T4663] path_mount+0x4b4/0x9ec [ 45.882246][ T4663] __arm64_sys_mount+0x380/0x430 [ 45.883046][ T4663] invoke_syscall+0x78/0x230 [ 45.883771][ T4663] el0_svc_common+0x160/0x1d4 [ 45.884527][ T4663] do_el0_svc+0x50/0xfc [ 45.885182][ T4663] el0_svc+0x34/0xd4 [ 45.885787][ T4663] el0t_64_sync_handler+0x84/0xf0 [ 45.886617][ T4663] el0t_64_sync+0x18c/0x190 [ 45.887547][ T4663] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.889561][ T4663] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.949428][ T4666] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.949429][ T4667] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.949436][ T4667] CPU: 0 PID: 4667 Comm: syz.4.108 Tainted: G B syzkaller #0 [ 45.953944][ T4667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.955781][ T4667] Call trace: [ 45.956369][ T4667] dump_backtrace+0x100/0x14c [ 45.957215][ T4667] show_stack+0x18/0x24 [ 45.957947][ T4667] __dump_stack+0x28/0x38 [ 45.958711][ T4667] dump_stack_lvl+0x64/0x90 [ 45.959444][ T4667] dump_stack+0x18/0x4c [ 45.960124][ T4667] sysfs_create_dir_ns+0x1b0/0x250 [ 45.960977][ T4667] kobject_add_internal+0x3a8/0x908 [ 45.961844][ T4667] kobject_init_and_add+0x110/0x180 [ 45.962708][ T4667] gfs2_sys_fs_add+0x204/0x3dc [ 45.963497][ T4667] gfs2_fill_super+0xca4/0x1650 [ 45.964297][ T4667] get_tree_bdev+0x30c/0x4b8 [ 45.965066][ T4667] gfs2_get_tree+0x54/0x168 [ 45.965820][ T4667] vfs_get_tree+0x88/0x224 [ 45.966568][ T4667] do_new_mount+0x1d4/0x68c [ 45.967323][ T4667] path_mount+0x4b4/0x9ec [ 45.968014][ T4667] __arm64_sys_mount+0x380/0x430 [ 45.968817][ T4667] invoke_syscall+0x78/0x230 [ 45.969569][ T4667] el0_svc_common+0x160/0x1d4 [ 45.970314][ T4667] do_el0_svc+0x50/0xfc [ 45.970996][ T4667] el0_svc+0x34/0xd4 [ 45.971638][ T4667] el0t_64_sync_handler+0x84/0xf0 [ 45.972461][ T4667] el0t_64_sync+0x18c/0x190 [ 45.973188][ T4666] CPU: 1 PID: 4666 Comm: syz.5.107 Tainted: G B syzkaller #0 [ 45.973208][ T4667] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 45.974599][ T4666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 45.976568][ T4667] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 45.978214][ T4666] Call trace: [ 45.979518][ T4669] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 45.979876][ T4666] dump_backtrace+0x100/0x14c [ 45.979885][ T4666] show_stack+0x18/0x24 [ 45.982540][ T4666] __dump_stack+0x28/0x38 [ 45.983251][ T4666] dump_stack_lvl+0x64/0x90 [ 45.984014][ T4666] dump_stack+0x18/0x4c [ 45.984694][ T4666] sysfs_create_dir_ns+0x1b0/0x250 [ 45.985687][ T4666] kobject_add_internal+0x3a8/0x908 [ 45.986712][ T4666] kobject_init_and_add+0x110/0x180 [ 45.987740][ T4666] gfs2_sys_fs_add+0x204/0x3dc [ 45.988674][ T4666] gfs2_fill_super+0xca4/0x1650 [ 45.989595][ T4666] get_tree_bdev+0x30c/0x4b8 [ 45.990462][ T4666] gfs2_get_tree+0x54/0x168 [ 45.991222][ T4666] vfs_get_tree+0x88/0x224 [ 45.991934][ T4666] do_new_mount+0x1d4/0x68c [ 45.992696][ T4666] path_mount+0x4b4/0x9ec [ 45.993395][ T4666] __arm64_sys_mount+0x380/0x430 [ 45.994247][ T4666] invoke_syscall+0x78/0x230 [ 45.995020][ T4666] el0_svc_common+0x160/0x1d4 [ 45.995779][ T4666] do_el0_svc+0x50/0xfc [ 45.996474][ T4666] el0_svc+0x34/0xd4 [ 45.997116][ T4666] el0t_64_sync_handler+0x84/0xf0 [ 45.997987][ T4666] el0t_64_sync+0x18c/0x190 [ 45.998786][ T4669] CPU: 0 PID: 4669 Comm: syz.2.109 Tainted: G B syzkaller #0 [ 45.998888][ T4666] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.000210][ T4669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.000213][ T4669] Call trace: [ 46.000215][ T4669] dump_backtrace+0x100/0x14c [ 46.002371][ T4666] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.004020][ T4669] show_stack+0x18/0x24 [ 46.006965][ T4669] __dump_stack+0x28/0x38 [ 46.007676][ T4669] dump_stack_lvl+0x64/0x90 [ 46.008416][ T4669] dump_stack+0x18/0x4c [ 46.009100][ T4669] sysfs_create_dir_ns+0x1b0/0x250 [ 46.009950][ T4669] kobject_add_internal+0x3a8/0x908 [ 46.010798][ T4669] kobject_init_and_add+0x110/0x180 [ 46.011673][ T4669] gfs2_sys_fs_add+0x204/0x3dc [ 46.012464][ T4669] gfs2_fill_super+0xca4/0x1650 [ 46.013286][ T4669] get_tree_bdev+0x30c/0x4b8 [ 46.014047][ T4669] gfs2_get_tree+0x54/0x168 [ 46.014805][ T4669] vfs_get_tree+0x88/0x224 [ 46.015539][ T4669] do_new_mount+0x1d4/0x68c [ 46.016262][ T4669] path_mount+0x4b4/0x9ec [ 46.016960][ T4669] __arm64_sys_mount+0x380/0x430 [ 46.017758][ T4669] invoke_syscall+0x78/0x230 [ 46.018483][ T4669] el0_svc_common+0x160/0x1d4 [ 46.019248][ T4669] do_el0_svc+0x50/0xfc [ 46.019924][ T4669] el0_svc+0x34/0xd4 [ 46.020696][ T4669] el0t_64_sync_handler+0x84/0xf0 [ 46.021676][ T4669] el0t_64_sync+0x18c/0x190 [ 46.022571][ T4669] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.024896][ T4669] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.099078][ T4679] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.100643][ T4679] CPU: 1 PID: 4679 Comm: syz.0.114 Tainted: G B syzkaller #0 [ 46.102087][ T4679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.103631][ T4679] Call trace: [ 46.104135][ T4679] dump_backtrace+0x100/0x14c [ 46.104877][ T4679] show_stack+0x18/0x24 [ 46.105504][ T4679] __dump_stack+0x28/0x38 [ 46.106135][ T4679] dump_stack_lvl+0x64/0x90 [ 46.106790][ T4679] dump_stack+0x18/0x4c [ 46.107389][ T4679] sysfs_create_dir_ns+0x1b0/0x250 [ 46.108132][ T4679] kobject_add_internal+0x3a8/0x908 [ 46.108871][ T4679] kobject_init_and_add+0x110/0x180 [ 46.109618][ T4679] gfs2_sys_fs_add+0x204/0x3dc [ 46.110401][ T4679] gfs2_fill_super+0xca4/0x1650 [ 46.111181][ T4679] get_tree_bdev+0x30c/0x4b8 [ 46.111929][ T4679] gfs2_get_tree+0x54/0x168 [ 46.112664][ T4679] vfs_get_tree+0x88/0x224 [ 46.113381][ T4679] do_new_mount+0x1d4/0x68c [ 46.114110][ T4679] path_mount+0x4b4/0x9ec [ 46.114786][ T4679] __arm64_sys_mount+0x380/0x430 [ 46.115556][ T4679] invoke_syscall+0x78/0x230 [ 46.116254][ T4679] el0_svc_common+0x160/0x1d4 [ 46.116990][ T4679] do_el0_svc+0x50/0xfc [ 46.117657][ T4679] el0_svc+0x34/0xd4 [ 46.118271][ T4679] el0t_64_sync_handler+0x84/0xf0 [ 46.119089][ T4679] el0t_64_sync+0x18c/0x190 [ 46.119837][ T4679] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.121788][ T4679] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.147048][ T4681] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.148355][ T4681] CPU: 0 PID: 4681 Comm: syz.4.115 Tainted: G B syzkaller #0 [ 46.149663][ T4681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.151276][ T4681] Call trace: [ 46.151799][ T4681] dump_backtrace+0x100/0x14c [ 46.152592][ T4681] show_stack+0x18/0x24 [ 46.153292][ T4681] __dump_stack+0x28/0x38 [ 46.154012][ T4681] dump_stack_lvl+0x64/0x90 [ 46.154751][ T4681] dump_stack+0x18/0x4c [ 46.155448][ T4681] sysfs_create_dir_ns+0x1b0/0x250 [ 46.156272][ T4681] kobject_add_internal+0x3a8/0x908 [ 46.157119][ T4681] kobject_init_and_add+0x110/0x180 [ 46.157994][ T4681] gfs2_sys_fs_add+0x204/0x3dc [ 46.158764][ T4681] gfs2_fill_super+0xca4/0x1650 [ 46.159550][ T4681] get_tree_bdev+0x30c/0x4b8 [ 46.160309][ T4681] gfs2_get_tree+0x54/0x168 [ 46.161164][ T4681] vfs_get_tree+0x88/0x224 [ 46.161971][ T4681] do_new_mount+0x1d4/0x68c [ 46.162799][ T4681] path_mount+0x4b4/0x9ec [ 46.163585][ T4681] __arm64_sys_mount+0x380/0x430 [ 46.164396][ T4681] invoke_syscall+0x78/0x230 [ 46.165138][ T4681] el0_svc_common+0x160/0x1d4 [ 46.165900][ T4681] do_el0_svc+0x50/0xfc [ 46.166575][ T4681] el0_svc+0x34/0xd4 [ 46.167203][ T4681] el0t_64_sync_handler+0x84/0xf0 [ 46.168025][ T4681] el0t_64_sync+0x18c/0x190 [ 46.168803][ T4681] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.171412][ T4681] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.203643][ T4685] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.204922][ T4685] CPU: 0 PID: 4685 Comm: syz.2.116 Tainted: G B syzkaller #0 [ 46.206393][ T4685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.207908][ T4685] Call trace: [ 46.208397][ T4685] dump_backtrace+0x100/0x14c [ 46.209101][ T4685] show_stack+0x18/0x24 [ 46.209710][ T4685] __dump_stack+0x28/0x38 [ 46.210429][ T4685] dump_stack_lvl+0x64/0x90 [ 46.211183][ T4685] dump_stack+0x18/0x4c [ 46.211871][ T4685] sysfs_create_dir_ns+0x1b0/0x250 [ 46.212697][ T4685] kobject_add_internal+0x3a8/0x908 [ 46.213544][ T4685] kobject_init_and_add+0x110/0x180 [ 46.214411][ T4685] gfs2_sys_fs_add+0x204/0x3dc [ 46.215194][ T4685] gfs2_fill_super+0xca4/0x1650 [ 46.216010][ T4685] get_tree_bdev+0x30c/0x4b8 [ 46.216761][ T4685] gfs2_get_tree+0x54/0x168 [ 46.217480][ T4685] vfs_get_tree+0x88/0x224 [ 46.218175][ T4685] do_new_mount+0x1d4/0x68c [ 46.218894][ T4685] path_mount+0x4b4/0x9ec [ 46.219577][ T4685] __arm64_sys_mount+0x380/0x430 [ 46.220377][ T4685] invoke_syscall+0x78/0x230 [ 46.221147][ T4685] el0_svc_common+0x160/0x1d4 [ 46.221922][ T4685] do_el0_svc+0x50/0xfc [ 46.222623][ T4685] el0_svc+0x34/0xd4 [ 46.223290][ T4685] el0t_64_sync_handler+0x84/0xf0 [ 46.224141][ T4685] el0t_64_sync+0x18c/0x190 [ 46.224943][ T4685] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.227180][ T4685] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.292774][ T4692] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.294068][ T4692] CPU: 0 PID: 4692 Comm: syz.5.121 Tainted: G B syzkaller #0 [ 46.294093][ T4693] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.295523][ T4692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.298228][ T4692] Call trace: [ 46.298756][ T4692] dump_backtrace+0x100/0x14c [ 46.299430][ T4692] show_stack+0x18/0x24 [ 46.300088][ T4692] __dump_stack+0x28/0x38 [ 46.300798][ T4692] dump_stack_lvl+0x64/0x90 [ 46.301529][ T4692] dump_stack+0x18/0x4c [ 46.302210][ T4692] sysfs_create_dir_ns+0x1b0/0x250 [ 46.303060][ T4692] kobject_add_internal+0x3a8/0x908 [ 46.303912][ T4692] kobject_init_and_add+0x110/0x180 [ 46.304771][ T4692] gfs2_sys_fs_add+0x204/0x3dc [ 46.305565][ T4692] gfs2_fill_super+0xca4/0x1650 [ 46.306362][ T4692] get_tree_bdev+0x30c/0x4b8 [ 46.307116][ T4692] gfs2_get_tree+0x54/0x168 [ 46.307859][ T4692] vfs_get_tree+0x88/0x224 [ 46.308604][ T4692] do_new_mount+0x1d4/0x68c [ 46.309362][ T4692] path_mount+0x4b4/0x9ec [ 46.310083][ T4692] __arm64_sys_mount+0x380/0x430 [ 46.310912][ T4692] invoke_syscall+0x78/0x230 [ 46.311698][ T4692] el0_svc_common+0x160/0x1d4 [ 46.312487][ T4692] do_el0_svc+0x50/0xfc [ 46.313186][ T4692] el0_svc+0x34/0xd4 [ 46.313845][ T4692] el0t_64_sync_handler+0x84/0xf0 [ 46.314666][ T4692] el0t_64_sync+0x18c/0x190 [ 46.315386][ T4693] CPU: 1 PID: 4693 Comm: syz.0.120 Tainted: G B syzkaller #0 [ 46.315448][ T4692] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.316721][ T4693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.318602][ T4692] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.320173][ T4693] Call trace: [ 46.320176][ T4693] dump_backtrace+0x100/0x14c [ 46.322364][ T4693] show_stack+0x18/0x24 [ 46.323029][ T4693] __dump_stack+0x28/0x38 [ 46.323733][ T4693] dump_stack_lvl+0x64/0x90 [ 46.324466][ T4693] dump_stack+0x18/0x4c [ 46.325136][ T4693] sysfs_create_dir_ns+0x1b0/0x250 [ 46.325974][ T4693] kobject_add_internal+0x3a8/0x908 [ 46.326833][ T4693] kobject_init_and_add+0x110/0x180 [ 46.327669][ T4693] gfs2_sys_fs_add+0x204/0x3dc [ 46.328433][ T4693] gfs2_fill_super+0xca4/0x1650 [ 46.329238][ T4693] get_tree_bdev+0x30c/0x4b8 [ 46.329991][ T4693] gfs2_get_tree+0x54/0x168 [ 46.330713][ T4693] vfs_get_tree+0x88/0x224 [ 46.331434][ T4693] do_new_mount+0x1d4/0x68c [ 46.332157][ T4693] path_mount+0x4b4/0x9ec [ 46.332864][ T4693] __arm64_sys_mount+0x380/0x430 [ 46.333666][ T4693] invoke_syscall+0x78/0x230 [ 46.334397][ T4693] el0_svc_common+0x160/0x1d4 [ 46.335152][ T4693] do_el0_svc+0x50/0xfc [ 46.335836][ T4693] el0_svc+0x34/0xd4 [ 46.336476][ T4693] el0t_64_sync_handler+0x84/0xf0 [ 46.337301][ T4693] el0t_64_sync+0x18c/0x190 [ 46.338294][ T4693] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.340463][ T4693] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.390739][ T4697] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.392148][ T4697] CPU: 0 PID: 4697 Comm: syz.4.123 Tainted: G B syzkaller #0 [ 46.393607][ T4697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.395274][ T4697] Call trace: [ 46.395802][ T4697] dump_backtrace+0x100/0x14c [ 46.396625][ T4697] show_stack+0x18/0x24 [ 46.397334][ T4697] __dump_stack+0x28/0x38 [ 46.398077][ T4697] dump_stack_lvl+0x64/0x90 [ 46.398834][ T4697] dump_stack+0x18/0x4c [ 46.399529][ T4697] sysfs_create_dir_ns+0x1b0/0x250 [ 46.400405][ T4697] kobject_add_internal+0x3a8/0x908 [ 46.400975][ T4695] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.401291][ T4697] kobject_init_and_add+0x110/0x180 [ 46.403541][ T4697] gfs2_sys_fs_add+0x204/0x3dc [ 46.404336][ T4697] gfs2_fill_super+0xca4/0x1650 [ 46.405154][ T4697] get_tree_bdev+0x30c/0x4b8 [ 46.405937][ T4697] gfs2_get_tree+0x54/0x168 [ 46.406698][ T4697] vfs_get_tree+0x88/0x224 [ 46.407440][ T4697] do_new_mount+0x1d4/0x68c [ 46.408199][ T4697] path_mount+0x4b4/0x9ec [ 46.408949][ T4697] __arm64_sys_mount+0x380/0x430 [ 46.409766][ T4697] invoke_syscall+0x78/0x230 [ 46.410494][ T4697] el0_svc_common+0x160/0x1d4 [ 46.411246][ T4697] do_el0_svc+0x50/0xfc [ 46.411892][ T4697] el0_svc+0x34/0xd4 [ 46.412511][ T4697] el0t_64_sync_handler+0x84/0xf0 [ 46.413316][ T4697] el0t_64_sync+0x18c/0x190 [ 46.414043][ T4695] CPU: 1 PID: 4695 Comm: syz.2.122 Tainted: G B syzkaller #0 [ 46.414366][ T4697] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.415351][ T4695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.417582][ T4697] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.419162][ T4695] Call trace: [ 46.420829][ T4695] dump_backtrace+0x100/0x14c [ 46.421635][ T4695] show_stack+0x18/0x24 [ 46.422342][ T4695] __dump_stack+0x28/0x38 [ 46.423091][ T4695] dump_stack_lvl+0x64/0x90 [ 46.423837][ T4695] dump_stack+0x18/0x4c [ 46.424521][ T4695] sysfs_create_dir_ns+0x1b0/0x250 [ 46.425382][ T4695] kobject_add_internal+0x3a8/0x908 [ 46.426277][ T4695] kobject_init_and_add+0x110/0x180 [ 46.427148][ T4695] gfs2_sys_fs_add+0x204/0x3dc [ 46.427951][ T4695] gfs2_fill_super+0xca4/0x1650 [ 46.428773][ T4695] get_tree_bdev+0x30c/0x4b8 [ 46.429542][ T4695] gfs2_get_tree+0x54/0x168 [ 46.430436][ T4695] vfs_get_tree+0x88/0x224 [ 46.431277][ T4695] do_new_mount+0x1d4/0x68c [ 46.432112][ T4695] path_mount+0x4b4/0x9ec [ 46.432867][ T4695] __arm64_sys_mount+0x380/0x430 [ 46.433704][ T4695] invoke_syscall+0x78/0x230 [ 46.434452][ T4695] el0_svc_common+0x160/0x1d4 [ 46.435235][ T4695] do_el0_svc+0x50/0xfc [ 46.435930][ T4695] el0_svc+0x34/0xd4 [ 46.436584][ T4695] el0t_64_sync_handler+0x84/0xf0 [ 46.437433][ T4695] el0t_64_sync+0x18c/0x190 [ 46.438397][ T4695] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.440472][ T4695] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.463579][ T4699] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.464802][ T4699] CPU: 0 PID: 4699 Comm: syz.0.124 Tainted: G B syzkaller #0 [ 46.466205][ T4699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.467721][ T4699] Call trace: [ 46.468216][ T4699] dump_backtrace+0x100/0x14c [ 46.468945][ T4699] show_stack+0x18/0x24 [ 46.469567][ T4699] __dump_stack+0x28/0x38 [ 46.470294][ T4699] dump_stack_lvl+0x64/0x90 [ 46.471055][ T4699] dump_stack+0x18/0x4c [ 46.471753][ T4699] sysfs_create_dir_ns+0x1b0/0x250 [ 46.472629][ T4699] kobject_add_internal+0x3a8/0x908 [ 46.473508][ T4699] kobject_init_and_add+0x110/0x180 [ 46.474387][ T4699] gfs2_sys_fs_add+0x204/0x3dc [ 46.475214][ T4699] gfs2_fill_super+0xca4/0x1650 [ 46.476045][ T4699] get_tree_bdev+0x30c/0x4b8 [ 46.476864][ T4699] gfs2_get_tree+0x54/0x168 [ 46.477628][ T4699] vfs_get_tree+0x88/0x224 [ 46.478360][ T4699] do_new_mount+0x1d4/0x68c [ 46.479150][ T4699] path_mount+0x4b4/0x9ec [ 46.479889][ T4699] __arm64_sys_mount+0x380/0x430 [ 46.480697][ T4699] invoke_syscall+0x78/0x230 [ 46.481455][ T4699] el0_svc_common+0x160/0x1d4 [ 46.482223][ T4699] do_el0_svc+0x50/0xfc [ 46.482913][ T4699] el0_svc+0x34/0xd4 [ 46.483557][ T4699] el0t_64_sync_handler+0x84/0xf0 [ 46.484404][ T4699] el0t_64_sync+0x18c/0x190 [ 46.485180][ T4699] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.487197][ T4699] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.533244][ T4705] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.533418][ T4704] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.534513][ T4705] CPU: 1 PID: 4705 Comm: syz.5.127 Tainted: G B syzkaller #0 [ 46.537308][ T4705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.538959][ T4705] Call trace: [ 46.539508][ T4705] dump_backtrace+0x100/0x14c [ 46.540268][ T4705] show_stack+0x18/0x24 [ 46.540935][ T4705] __dump_stack+0x28/0x38 [ 46.541632][ T4705] dump_stack_lvl+0x64/0x90 [ 46.542374][ T4705] dump_stack+0x18/0x4c [ 46.543030][ T4705] sysfs_create_dir_ns+0x1b0/0x250 [ 46.543826][ T4705] kobject_add_internal+0x3a8/0x908 [ 46.544660][ T4705] kobject_init_and_add+0x110/0x180 [ 46.545469][ T4705] gfs2_sys_fs_add+0x204/0x3dc [ 46.546220][ T4705] gfs2_fill_super+0xca4/0x1650 [ 46.547012][ T4705] get_tree_bdev+0x30c/0x4b8 [ 46.547728][ T4705] gfs2_get_tree+0x54/0x168 [ 46.548447][ T4705] vfs_get_tree+0x88/0x224 [ 46.549148][ T4705] do_new_mount+0x1d4/0x68c [ 46.549879][ T4705] path_mount+0x4b4/0x9ec [ 46.550559][ T4705] __arm64_sys_mount+0x380/0x430 [ 46.551339][ T4705] invoke_syscall+0x78/0x230 [ 46.552057][ T4705] el0_svc_common+0x160/0x1d4 [ 46.552798][ T4705] do_el0_svc+0x50/0xfc [ 46.553485][ T4705] el0_svc+0x34/0xd4 [ 46.554166][ T4705] el0t_64_sync_handler+0x84/0xf0 [ 46.555011][ T4705] el0t_64_sync+0x18c/0x190 [ 46.555757][ T4704] CPU: 0 PID: 4704 Comm: syz.4.126 Tainted: G B syzkaller #0 [ 46.555811][ T4705] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.557140][ T4704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.559401][ T4705] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.561157][ T4704] Call trace: [ 46.561160][ T4704] dump_backtrace+0x100/0x14c [ 46.563530][ T4704] show_stack+0x18/0x24 [ 46.564209][ T4704] __dump_stack+0x28/0x38 [ 46.564906][ T4704] dump_stack_lvl+0x64/0x90 [ 46.565642][ T4704] dump_stack+0x18/0x4c [ 46.566317][ T4704] sysfs_create_dir_ns+0x1b0/0x250 [ 46.567158][ T4704] kobject_add_internal+0x3a8/0x908 [ 46.567968][ T4704] kobject_init_and_add+0x110/0x180 [ 46.568757][ T4704] gfs2_sys_fs_add+0x204/0x3dc [ 46.569510][ T4704] gfs2_fill_super+0xca4/0x1650 [ 46.570243][ T4704] get_tree_bdev+0x30c/0x4b8 [ 46.570950][ T4704] gfs2_get_tree+0x54/0x168 [ 46.571639][ T4704] vfs_get_tree+0x88/0x224 [ 46.572325][ T4704] do_new_mount+0x1d4/0x68c [ 46.573014][ T4704] path_mount+0x4b4/0x9ec [ 46.573681][ T4704] __arm64_sys_mount+0x380/0x430 [ 46.574482][ T4704] invoke_syscall+0x78/0x230 [ 46.575226][ T4704] el0_svc_common+0x160/0x1d4 [ 46.575988][ T4704] do_el0_svc+0x50/0xfc [ 46.576659][ T4704] el0_svc+0x34/0xd4 [ 46.577275][ T4704] el0t_64_sync_handler+0x84/0xf0 [ 46.578110][ T4704] el0t_64_sync+0x18c/0x190 [ 46.579248][ T4704] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.581558][ T4704] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.621679][ T4708] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.622914][ T4708] CPU: 0 PID: 4708 Comm: syz.0.129 Tainted: G B syzkaller #0 [ 46.624265][ T4708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.625744][ T4708] Call trace: [ 46.626239][ T4708] dump_backtrace+0x100/0x14c [ 46.626945][ T4708] show_stack+0x18/0x24 [ 46.627618][ T4708] __dump_stack+0x28/0x38 [ 46.628287][ T4708] dump_stack_lvl+0x64/0x90 [ 46.628985][ T4708] dump_stack+0x18/0x4c [ 46.629686][ T4708] sysfs_create_dir_ns+0x1b0/0x250 [ 46.630560][ T4708] kobject_add_internal+0x3a8/0x908 [ 46.631425][ T4708] kobject_init_and_add+0x110/0x180 [ 46.632306][ T4708] gfs2_sys_fs_add+0x204/0x3dc [ 46.633116][ T4708] gfs2_fill_super+0xca4/0x1650 [ 46.633941][ T4708] get_tree_bdev+0x30c/0x4b8 [ 46.634747][ T4708] gfs2_get_tree+0x54/0x168 [ 46.635550][ T4708] vfs_get_tree+0x88/0x224 [ 46.636350][ T4708] do_new_mount+0x1d4/0x68c [ 46.637103][ T4708] path_mount+0x4b4/0x9ec [ 46.637806][ T4708] __arm64_sys_mount+0x380/0x430 [ 46.638628][ T4708] invoke_syscall+0x78/0x230 [ 46.639408][ T4708] el0_svc_common+0x160/0x1d4 [ 46.640153][ T4708] do_el0_svc+0x50/0xfc [ 46.640171][ T4709] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.640977][ T4708] el0_svc+0x34/0xd4 [ 46.642925][ T4708] el0t_64_sync_handler+0x84/0xf0 [ 46.643843][ T4708] el0t_64_sync+0x18c/0x190 [ 46.644617][ T4709] CPU: 1 PID: 4709 Comm: syz.2.128 Tainted: G B syzkaller #0 [ 46.644707][ T4708] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.646173][ T4709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.648315][ T4708] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.650107][ T4709] Call trace: [ 46.650110][ T4709] dump_backtrace+0x100/0x14c [ 46.650118][ T4709] show_stack+0x18/0x24 [ 46.650123][ T4709] __dump_stack+0x28/0x38 [ 46.650128][ T4709] dump_stack_lvl+0x64/0x90 [ 46.650132][ T4709] dump_stack+0x18/0x4c [ 46.650136][ T4709] sysfs_create_dir_ns+0x1b0/0x250 [ 46.650141][ T4709] kobject_add_internal+0x3a8/0x908 [ 46.650146][ T4709] kobject_init_and_add+0x110/0x180 [ 46.650148][ T4709] gfs2_sys_fs_add+0x204/0x3dc [ 46.650151][ T4709] gfs2_fill_super+0xca4/0x1650 [ 46.650153][ T4709] get_tree_bdev+0x30c/0x4b8 [ 46.650155][ T4709] gfs2_get_tree+0x54/0x168 [ 46.650157][ T4709] vfs_get_tree+0x88/0x224 [ 46.650159][ T4709] do_new_mount+0x1d4/0x68c [ 46.650161][ T4709] path_mount+0x4b4/0x9ec [ 46.650163][ T4709] __arm64_sys_mount+0x380/0x430 [ 46.650164][ T4709] invoke_syscall+0x78/0x230 [ 46.650167][ T4709] el0_svc_common+0x160/0x1d4 [ 46.650169][ T4709] do_el0_svc+0x50/0xfc [ 46.650171][ T4709] el0_svc+0x34/0xd4 [ 46.650173][ T4709] el0t_64_sync_handler+0x84/0xf0 [ 46.650175][ T4709] el0t_64_sync+0x18c/0x190 [ 46.650411][ T4709] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.651512][ T4711] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.651915][ T4709] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.652691][ T4711] CPU: 0 PID: 4711 Comm: syz.4.131 Tainted: G B syzkaller #0 [ 46.673920][ T4711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.675576][ T4711] Call trace: [ 46.676112][ T4711] dump_backtrace+0x100/0x14c [ 46.676876][ T4711] show_stack+0x18/0x24 [ 46.677543][ T4711] __dump_stack+0x28/0x38 [ 46.678253][ T4711] dump_stack_lvl+0x64/0x90 [ 46.678996][ T4711] dump_stack+0x18/0x4c [ 46.679678][ T4711] sysfs_create_dir_ns+0x1b0/0x250 [ 46.680502][ T4711] kobject_add_internal+0x3a8/0x908 [ 46.681362][ T4711] kobject_init_and_add+0x110/0x180 [ 46.682219][ T4711] gfs2_sys_fs_add+0x204/0x3dc [ 46.683009][ T4711] gfs2_fill_super+0xca4/0x1650 [ 46.683833][ T4711] get_tree_bdev+0x30c/0x4b8 [ 46.684595][ T4711] gfs2_get_tree+0x54/0x168 [ 46.685342][ T4711] vfs_get_tree+0x88/0x224 [ 46.686085][ T4711] do_new_mount+0x1d4/0x68c [ 46.686837][ T4711] path_mount+0x4b4/0x9ec [ 46.687566][ T4711] __arm64_sys_mount+0x380/0x430 [ 46.688393][ T4711] invoke_syscall+0x78/0x230 [ 46.689157][ T4711] el0_svc_common+0x160/0x1d4 [ 46.689903][ T4711] do_el0_svc+0x50/0xfc [ 46.690722][ T4711] el0_svc+0x34/0xd4 [ 46.691425][ T4711] el0t_64_sync_handler+0x84/0xf0 [ 46.692295][ T4711] el0t_64_sync+0x18c/0x190 [ 46.693126][ T4711] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.695113][ T4711] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.709494][ T4713] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.711049][ T4713] CPU: 1 PID: 4713 Comm: syz.5.130 Tainted: G B syzkaller #0 [ 46.712443][ T4713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.714081][ T4713] Call trace: [ 46.714598][ T4713] dump_backtrace+0x100/0x14c [ 46.715368][ T4713] show_stack+0x18/0x24 [ 46.716008][ T4713] __dump_stack+0x28/0x38 [ 46.716641][ T4713] dump_stack_lvl+0x64/0x90 [ 46.717339][ T4713] dump_stack+0x18/0x4c [ 46.717963][ T4713] sysfs_create_dir_ns+0x1b0/0x250 [ 46.718686][ T4713] kobject_add_internal+0x3a8/0x908 [ 46.719522][ T4713] kobject_init_and_add+0x110/0x180 [ 46.720392][ T4713] gfs2_sys_fs_add+0x204/0x3dc [ 46.721198][ T4713] gfs2_fill_super+0xca4/0x1650 [ 46.722022][ T4713] get_tree_bdev+0x30c/0x4b8 [ 46.722760][ T4713] gfs2_get_tree+0x54/0x168 [ 46.723488][ T4713] vfs_get_tree+0x88/0x224 [ 46.724211][ T4713] do_new_mount+0x1d4/0x68c [ 46.724945][ T4713] path_mount+0x4b4/0x9ec [ 46.725658][ T4713] __arm64_sys_mount+0x380/0x430 [ 46.726468][ T4713] invoke_syscall+0x78/0x230 [ 46.727228][ T4713] el0_svc_common+0x160/0x1d4 [ 46.728015][ T4713] do_el0_svc+0x50/0xfc [ 46.728692][ T4713] el0_svc+0x34/0xd4 [ 46.729318][ T4713] el0t_64_sync_handler+0x84/0xf0 [ 46.730148][ T4713] el0t_64_sync+0x18c/0x190 [ 46.730898][ T4713] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.732935][ T4713] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.769244][ T4716] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.770926][ T4716] CPU: 0 PID: 4716 Comm: syz.2.133 Tainted: G B syzkaller #0 [ 46.772331][ T4716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.773911][ T4716] Call trace: [ 46.774433][ T4716] dump_backtrace+0x100/0x14c [ 46.775168][ T4716] show_stack+0x18/0x24 [ 46.775779][ T4716] __dump_stack+0x28/0x38 [ 46.776438][ T4716] dump_stack_lvl+0x64/0x90 [ 46.777126][ T4716] dump_stack+0x18/0x4c [ 46.777736][ T4716] sysfs_create_dir_ns+0x1b0/0x250 [ 46.778466][ T4716] kobject_add_internal+0x3a8/0x908 [ 46.779227][ T4716] kobject_init_and_add+0x110/0x180 [ 46.780066][ T4716] gfs2_sys_fs_add+0x204/0x3dc [ 46.780845][ T4716] gfs2_fill_super+0xca4/0x1650 [ 46.781643][ T4716] get_tree_bdev+0x30c/0x4b8 [ 46.782418][ T4716] gfs2_get_tree+0x54/0x168 [ 46.783157][ T4716] vfs_get_tree+0x88/0x224 [ 46.783873][ T4716] do_new_mount+0x1d4/0x68c [ 46.784590][ T4716] path_mount+0x4b4/0x9ec [ 46.785284][ T4716] __arm64_sys_mount+0x380/0x430 [ 46.786066][ T4716] invoke_syscall+0x78/0x230 [ 46.786618][ T4717] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.786826][ T4716] el0_svc_common+0x160/0x1d4 [ 46.788836][ T4716] do_el0_svc+0x50/0xfc [ 46.789491][ T4716] el0_svc+0x34/0xd4 [ 46.790124][ T4716] el0t_64_sync_handler+0x84/0xf0 [ 46.790926][ T4716] el0t_64_sync+0x18c/0x190 [ 46.791687][ T4717] CPU: 1 PID: 4717 Comm: syz.5.132 Tainted: G B syzkaller #0 [ 46.791705][ T4716] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.793100][ T4717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.794966][ T4716] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.796591][ T4717] Call trace: [ 46.798141][ T4717] dump_backtrace+0x100/0x14c [ 46.798969][ T4717] show_stack+0x18/0x24 [ 46.799686][ T4717] __dump_stack+0x28/0x38 [ 46.800485][ T4717] dump_stack_lvl+0x64/0x90 [ 46.801275][ T4717] dump_stack+0x18/0x4c [ 46.801987][ T4717] sysfs_create_dir_ns+0x1b0/0x250 [ 46.802842][ T4717] kobject_add_internal+0x3a8/0x908 [ 46.803708][ T4717] kobject_init_and_add+0x110/0x180 [ 46.804561][ T4717] gfs2_sys_fs_add+0x204/0x3dc [ 46.805351][ T4717] gfs2_fill_super+0xca4/0x1650 [ 46.806152][ T4717] get_tree_bdev+0x30c/0x4b8 [ 46.806890][ T4717] gfs2_get_tree+0x54/0x168 [ 46.807631][ T4717] vfs_get_tree+0x88/0x224 [ 46.808366][ T4717] do_new_mount+0x1d4/0x68c [ 46.809101][ T4717] path_mount+0x4b4/0x9ec [ 46.809823][ T4717] __arm64_sys_mount+0x380/0x430 [ 46.810641][ T4717] invoke_syscall+0x78/0x230 [ 46.811394][ T4717] el0_svc_common+0x160/0x1d4 [ 46.812183][ T4717] do_el0_svc+0x50/0xfc [ 46.812883][ T4717] el0_svc+0x34/0xd4 [ 46.813525][ T4717] el0t_64_sync_handler+0x84/0xf0 [ 46.814336][ T4717] el0t_64_sync+0x18c/0x190 [ 46.815333][ T4717] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.817406][ T4717] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.847773][ T4721] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.848970][ T4721] CPU: 0 PID: 4721 Comm: syz.4.135 Tainted: G B syzkaller #0 [ 46.850398][ T4721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.852097][ T4721] Call trace: [ 46.852621][ T4721] dump_backtrace+0x100/0x14c [ 46.853412][ T4721] show_stack+0x18/0x24 [ 46.854107][ T4721] __dump_stack+0x28/0x38 [ 46.854848][ T4721] dump_stack_lvl+0x64/0x90 [ 46.855597][ T4721] dump_stack+0x18/0x4c [ 46.856293][ T4721] sysfs_create_dir_ns+0x1b0/0x250 [ 46.857149][ T4721] kobject_add_internal+0x3a8/0x908 [ 46.858011][ T4721] kobject_init_and_add+0x110/0x180 [ 46.858889][ T4721] gfs2_sys_fs_add+0x204/0x3dc [ 46.859679][ T4721] gfs2_fill_super+0xca4/0x1650 [ 46.860484][ T4721] get_tree_bdev+0x30c/0x4b8 [ 46.861239][ T4721] gfs2_get_tree+0x54/0x168 [ 46.861967][ T4721] vfs_get_tree+0x88/0x224 [ 46.862644][ T4721] do_new_mount+0x1d4/0x68c [ 46.863463][ T4721] path_mount+0x4b4/0x9ec [ 46.864250][ T4721] __arm64_sys_mount+0x380/0x430 [ 46.865120][ T4721] invoke_syscall+0x78/0x230 [ 46.865847][ T4721] el0_svc_common+0x160/0x1d4 [ 46.866580][ T4721] do_el0_svc+0x50/0xfc [ 46.867237][ T4721] el0_svc+0x34/0xd4 [ 46.867873][ T4721] el0t_64_sync_handler+0x84/0xf0 [ 46.868709][ T4721] el0t_64_sync+0x18c/0x190 [ 46.869578][ T4723] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.869621][ T4721] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.869625][ T4721] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.874045][ T4723] CPU: 1 PID: 4723 Comm: syz.5.136 Tainted: G B syzkaller #0 [ 46.875473][ T4723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.877043][ T4723] Call trace: [ 46.877523][ T4723] dump_backtrace+0x100/0x14c [ 46.878234][ T4723] show_stack+0x18/0x24 [ 46.878863][ T4723] __dump_stack+0x28/0x38 [ 46.879526][ T4723] dump_stack_lvl+0x64/0x90 [ 46.880306][ T4723] dump_stack+0x18/0x4c [ 46.880973][ T4723] sysfs_create_dir_ns+0x1b0/0x250 [ 46.881813][ T4723] kobject_add_internal+0x3a8/0x908 [ 46.882619][ T4723] kobject_init_and_add+0x110/0x180 [ 46.883434][ T4723] gfs2_sys_fs_add+0x204/0x3dc [ 46.884213][ T4723] gfs2_fill_super+0xca4/0x1650 [ 46.885013][ T4723] get_tree_bdev+0x30c/0x4b8 [ 46.885756][ T4723] gfs2_get_tree+0x54/0x168 [ 46.886443][ T4723] vfs_get_tree+0x88/0x224 [ 46.887145][ T4723] do_new_mount+0x1d4/0x68c [ 46.887851][ T4723] path_mount+0x4b4/0x9ec [ 46.888550][ T4723] __arm64_sys_mount+0x380/0x430 [ 46.889342][ T4723] invoke_syscall+0x78/0x230 [ 46.890098][ T4723] el0_svc_common+0x160/0x1d4 [ 46.890880][ T4723] do_el0_svc+0x50/0xfc [ 46.891564][ T4723] el0_svc+0x34/0xd4 [ 46.892205][ T4723] el0t_64_sync_handler+0x84/0xf0 [ 46.893043][ T4723] el0t_64_sync+0x18c/0x190 [ 46.894133][ T4723] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.894407][ T4719] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.896163][ T4723] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.897500][ T4719] CPU: 0 PID: 4719 Comm: syz.0.134 Tainted: G B syzkaller #0 [ 46.899965][ T4719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.901727][ T4719] Call trace: [ 46.902281][ T4719] dump_backtrace+0x100/0x14c [ 46.903079][ T4719] show_stack+0x18/0x24 [ 46.903827][ T4719] __dump_stack+0x28/0x38 [ 46.904578][ T4719] dump_stack_lvl+0x64/0x90 [ 46.905345][ T4719] dump_stack+0x18/0x4c [ 46.906048][ T4719] sysfs_create_dir_ns+0x1b0/0x250 [ 46.906928][ T4719] kobject_add_internal+0x3a8/0x908 [ 46.907814][ T4719] kobject_init_and_add+0x110/0x180 [ 46.908694][ T4719] gfs2_sys_fs_add+0x204/0x3dc [ 46.909493][ T4719] gfs2_fill_super+0xca4/0x1650 [ 46.910301][ T4719] get_tree_bdev+0x30c/0x4b8 [ 46.911075][ T4719] gfs2_get_tree+0x54/0x168 [ 46.911850][ T4719] vfs_get_tree+0x88/0x224 [ 46.912617][ T4719] do_new_mount+0x1d4/0x68c [ 46.913377][ T4719] path_mount+0x4b4/0x9ec [ 46.914105][ T4719] __arm64_sys_mount+0x380/0x430 [ 46.914975][ T4719] invoke_syscall+0x78/0x230 [ 46.915765][ T4719] el0_svc_common+0x160/0x1d4 [ 46.916547][ T4719] do_el0_svc+0x50/0xfc [ 46.917236][ T4719] el0_svc+0x34/0xd4 [ 46.917892][ T4719] el0t_64_sync_handler+0x84/0xf0 [ 46.918742][ T4719] el0t_64_sync+0x18c/0x190 [ 46.919555][ T4719] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 46.921803][ T4719] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 46.980258][ T4731] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.980672][ T4729] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 46.981474][ T4731] CPU: 1 PID: 4731 Comm: syz.4.140 Tainted: G B syzkaller #0 [ 46.983953][ T4731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 46.985479][ T4731] Call trace: [ 46.985976][ T4731] dump_backtrace+0x100/0x14c [ 46.986653][ T4731] show_stack+0x18/0x24 [ 46.987316][ T4731] __dump_stack+0x28/0x38 [ 46.988012][ T4731] dump_stack_lvl+0x64/0x90 [ 46.988741][ T4731] dump_stack+0x18/0x4c [ 46.989418][ T4731] sysfs_create_dir_ns+0x1b0/0x250 [ 46.990243][ T4731] kobject_add_internal+0x3a8/0x908 [ 46.991089][ T4731] kobject_init_and_add+0x110/0x180 [ 46.991930][ T4731] gfs2_sys_fs_add+0x204/0x3dc [ 46.992704][ T4731] gfs2_fill_super+0xca4/0x1650 [ 46.993466][ T4731] get_tree_bdev+0x30c/0x4b8 [ 46.994189][ T4731] gfs2_get_tree+0x54/0x168 [ 46.994904][ T4731] vfs_get_tree+0x88/0x224 [ 46.995640][ T4731] do_new_mount+0x1d4/0x68c [ 46.996360][ T4731] path_mount+0x4b4/0x9ec [ 46.997006][ T4731] __arm64_sys_mount+0x380/0x430 [ 46.997756][ T4731] invoke_syscall+0x78/0x230 [ 46.998422][ T4731] el0_svc_common+0x160/0x1d4 [ 46.999158][ T4731] do_el0_svc+0x50/0xfc [ 46.999841][ T4731] el0_svc+0x34/0xd4 [ 47.000418][ T4731] el0t_64_sync_handler+0x84/0xf0 [ 47.001176][ T4731] el0t_64_sync+0x18c/0x190 [ 47.001876][ T4729] CPU: 0 PID: 4729 Comm: syz.2.139 Tainted: G B syzkaller #0 [ 47.002076][ T4731] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.003248][ T4729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.005151][ T4731] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.006713][ T4729] Call trace: [ 47.008106][ T4729] dump_backtrace+0x100/0x14c [ 47.008809][ T4729] show_stack+0x18/0x24 [ 47.009419][ T4729] __dump_stack+0x28/0x38 [ 47.010076][ T4729] dump_stack_lvl+0x64/0x90 [ 47.010799][ T4729] dump_stack+0x18/0x4c [ 47.011453][ T4729] sysfs_create_dir_ns+0x1b0/0x250 [ 47.012279][ T4729] kobject_add_internal+0x3a8/0x908 [ 47.013107][ T4729] kobject_init_and_add+0x110/0x180 [ 47.013944][ T4729] gfs2_sys_fs_add+0x204/0x3dc [ 47.014723][ T4729] gfs2_fill_super+0xca4/0x1650 [ 47.015497][ T4729] get_tree_bdev+0x30c/0x4b8 [ 47.016229][ T4729] gfs2_get_tree+0x54/0x168 [ 47.016942][ T4729] vfs_get_tree+0x88/0x224 [ 47.017635][ T4729] do_new_mount+0x1d4/0x68c [ 47.018354][ T4729] path_mount+0x4b4/0x9ec [ 47.019060][ T4729] __arm64_sys_mount+0x380/0x430 [ 47.019869][ T4729] invoke_syscall+0x78/0x230 [ 47.020625][ T4729] el0_svc_common+0x160/0x1d4 [ 47.021372][ T4729] do_el0_svc+0x50/0xfc [ 47.022036][ T4729] el0_svc+0x34/0xd4 [ 47.022685][ T4729] el0t_64_sync_handler+0x84/0xf0 [ 47.023510][ T4729] el0t_64_sync+0x18c/0x190 [ 47.024259][ T4729] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.026208][ T4729] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.030789][ T4727] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.032101][ T4727] CPU: 0 PID: 4727 Comm: syz.0.138 Tainted: G B syzkaller #0 [ 47.033634][ T4727] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.035396][ T4727] Call trace: [ 47.035965][ T4727] dump_backtrace+0x100/0x14c [ 47.036751][ T4727] show_stack+0x18/0x24 [ 47.037383][ T4727] __dump_stack+0x28/0x38 [ 47.038084][ T4727] dump_stack_lvl+0x64/0x90 [ 47.038753][ T4727] dump_stack+0x18/0x4c [ 47.039374][ T4727] sysfs_create_dir_ns+0x1b0/0x250 [ 47.040231][ T4727] kobject_add_internal+0x3a8/0x908 [ 47.041127][ T4727] kobject_init_and_add+0x110/0x180 [ 47.042019][ T4727] gfs2_sys_fs_add+0x204/0x3dc [ 47.042847][ T4727] gfs2_fill_super+0xca4/0x1650 [ 47.043663][ T4727] get_tree_bdev+0x30c/0x4b8 [ 47.044433][ T4727] gfs2_get_tree+0x54/0x168 [ 47.045202][ T4727] vfs_get_tree+0x88/0x224 [ 47.045948][ T4727] do_new_mount+0x1d4/0x68c [ 47.046686][ T4727] path_mount+0x4b4/0x9ec [ 47.047366][ T4727] __arm64_sys_mount+0x380/0x430 [ 47.048138][ T4727] invoke_syscall+0x78/0x230 [ 47.048854][ T4727] el0_svc_common+0x160/0x1d4 [ 47.049604][ T4727] do_el0_svc+0x50/0xfc [ 47.050243][ T4727] el0_svc+0x34/0xd4 [ 47.050855][ T4727] el0t_64_sync_handler+0x84/0xf0 [ 47.051661][ T4727] el0t_64_sync+0x18c/0x190 [ 47.052452][ T4727] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.054356][ T4727] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.057046][ T4733] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.058190][ T4733] CPU: 0 PID: 4733 Comm: syz.5.141 Tainted: G B syzkaller #0 [ 47.059462][ T4733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.061103][ T4733] Call trace: [ 47.061664][ T4733] dump_backtrace+0x100/0x14c [ 47.062448][ T4733] show_stack+0x18/0x24 [ 47.063143][ T4733] __dump_stack+0x28/0x38 [ 47.063865][ T4733] dump_stack_lvl+0x64/0x90 [ 47.064589][ T4733] dump_stack+0x18/0x4c [ 47.065267][ T4733] sysfs_create_dir_ns+0x1b0/0x250 [ 47.066117][ T4733] kobject_add_internal+0x3a8/0x908 [ 47.066942][ T4733] kobject_init_and_add+0x110/0x180 [ 47.067762][ T4733] gfs2_sys_fs_add+0x204/0x3dc [ 47.068522][ T4733] gfs2_fill_super+0xca4/0x1650 [ 47.069323][ T4733] get_tree_bdev+0x30c/0x4b8 [ 47.070069][ T4733] gfs2_get_tree+0x54/0x168 [ 47.070823][ T4733] vfs_get_tree+0x88/0x224 [ 47.071555][ T4733] do_new_mount+0x1d4/0x68c [ 47.072295][ T4733] path_mount+0x4b4/0x9ec [ 47.072978][ T4733] __arm64_sys_mount+0x380/0x430 [ 47.073764][ T4733] invoke_syscall+0x78/0x230 [ 47.074509][ T4733] el0_svc_common+0x160/0x1d4 [ 47.075294][ T4733] do_el0_svc+0x50/0xfc [ 47.075960][ T4733] el0_svc+0x34/0xd4 [ 47.076623][ T4733] el0t_64_sync_handler+0x84/0xf0 [ 47.077471][ T4733] el0t_64_sync+0x18c/0x190 [ 47.078276][ T4733] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.080334][ T4733] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.140601][ T4745] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.141936][ T4745] CPU: 1 PID: 4745 Comm: syz.2.147 Tainted: G B syzkaller #0 [ 47.143309][ T4745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.144801][ T4745] Call trace: [ 47.145280][ T4745] dump_backtrace+0x100/0x14c [ 47.145971][ T4745] show_stack+0x18/0x24 [ 47.146609][ T4745] __dump_stack+0x28/0x38 [ 47.147258][ T4745] dump_stack_lvl+0x64/0x90 [ 47.147931][ T4745] dump_stack+0x18/0x4c [ 47.148557][ T4745] sysfs_create_dir_ns+0x1b0/0x250 [ 47.149336][ T4745] kobject_add_internal+0x3a8/0x908 [ 47.150226][ T4745] kobject_init_and_add+0x110/0x180 [ 47.151132][ T4745] gfs2_sys_fs_add+0x204/0x3dc [ 47.151942][ T4745] gfs2_fill_super+0xca4/0x1650 [ 47.152744][ T4745] get_tree_bdev+0x30c/0x4b8 [ 47.153487][ T4745] gfs2_get_tree+0x54/0x168 [ 47.154231][ T4745] vfs_get_tree+0x88/0x224 [ 47.154960][ T4745] do_new_mount+0x1d4/0x68c [ 47.155698][ T4745] path_mount+0x4b4/0x9ec [ 47.156407][ T4745] __arm64_sys_mount+0x380/0x430 [ 47.157163][ T4745] invoke_syscall+0x78/0x230 [ 47.157906][ T4745] el0_svc_common+0x160/0x1d4 [ 47.158692][ T4745] do_el0_svc+0x50/0xfc [ 47.159356][ T4745] el0_svc+0x34/0xd4 [ 47.159997][ T4745] el0t_64_sync_handler+0x84/0xf0 [ 47.160848][ T4745] el0t_64_sync+0x18c/0x190 [ 47.161815][ T4745] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.163852][ T4745] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.187948][ T4749] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.189277][ T4749] CPU: 0 PID: 4749 Comm: syz.0.148 Tainted: G B syzkaller #0 [ 47.190728][ T4749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.192436][ T4749] Call trace: [ 47.192977][ T4749] dump_backtrace+0x100/0x14c [ 47.193768][ T4749] show_stack+0x18/0x24 [ 47.194471][ T4749] __dump_stack+0x28/0x38 [ 47.195208][ T4749] dump_stack_lvl+0x64/0x90 [ 47.195981][ T4749] dump_stack+0x18/0x4c [ 47.196679][ T4749] sysfs_create_dir_ns+0x1b0/0x250 [ 47.197547][ T4749] kobject_add_internal+0x3a8/0x908 [ 47.198436][ T4749] kobject_init_and_add+0x110/0x180 [ 47.199325][ T4749] gfs2_sys_fs_add+0x204/0x3dc [ 47.200150][ T4749] gfs2_fill_super+0xca4/0x1650 [ 47.200934][ T4749] get_tree_bdev+0x30c/0x4b8 [ 47.201686][ T4749] gfs2_get_tree+0x54/0x168 [ 47.202396][ T4749] vfs_get_tree+0x88/0x224 [ 47.203112][ T4749] do_new_mount+0x1d4/0x68c [ 47.203828][ T4749] path_mount+0x4b4/0x9ec [ 47.204514][ T4749] __arm64_sys_mount+0x380/0x430 [ 47.205311][ T4749] invoke_syscall+0x78/0x230 [ 47.206051][ T4749] el0_svc_common+0x160/0x1d4 [ 47.206808][ T4749] do_el0_svc+0x50/0xfc [ 47.207471][ T4749] el0_svc+0x34/0xd4 [ 47.208096][ T4749] el0t_64_sync_handler+0x84/0xf0 [ 47.208905][ T4749] el0t_64_sync+0x18c/0x190 [ 47.210181][ T4749] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.212270][ T4749] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.241522][ T4750] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.242854][ T4750] CPU: 1 PID: 4750 Comm: syz.4.150 Tainted: G B syzkaller #0 [ 47.244311][ T4750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.245959][ T4750] Call trace: [ 47.246483][ T4750] dump_backtrace+0x100/0x14c [ 47.247249][ T4750] show_stack+0x18/0x24 [ 47.247860][ T4750] __dump_stack+0x28/0x38 [ 47.248551][ T4750] dump_stack_lvl+0x64/0x90 [ 47.249201][ T4750] dump_stack+0x18/0x4c [ 47.249834][ T4750] sysfs_create_dir_ns+0x1b0/0x250 [ 47.250727][ T4750] kobject_add_internal+0x3a8/0x908 [ 47.251531][ T4750] kobject_init_and_add+0x110/0x180 [ 47.252440][ T4750] gfs2_sys_fs_add+0x204/0x3dc [ 47.253255][ T4750] gfs2_fill_super+0xca4/0x1650 [ 47.254056][ T4750] get_tree_bdev+0x30c/0x4b8 [ 47.254852][ T4750] gfs2_get_tree+0x54/0x168 [ 47.255604][ T4750] vfs_get_tree+0x88/0x224 [ 47.256336][ T4750] do_new_mount+0x1d4/0x68c [ 47.257098][ T4750] path_mount+0x4b4/0x9ec [ 47.257820][ T4750] __arm64_sys_mount+0x380/0x430 [ 47.258645][ T4750] invoke_syscall+0x78/0x230 [ 47.259410][ T4750] el0_svc_common+0x160/0x1d4 [ 47.260181][ T4750] do_el0_svc+0x50/0xfc [ 47.260860][ T4750] el0_svc+0x34/0xd4 [ 47.261506][ T4750] el0t_64_sync_handler+0x84/0xf0 [ 47.262337][ T4750] el0t_64_sync+0x18c/0x190 [ 47.263111][ T4750] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.265045][ T4750] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.291705][ T4757] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.292968][ T4757] CPU: 0 PID: 4757 Comm: syz.5.153 Tainted: G B syzkaller #0 [ 47.294403][ T4757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.296087][ T4757] Call trace: [ 47.296621][ T4757] dump_backtrace+0x100/0x14c [ 47.297395][ T4757] show_stack+0x18/0x24 [ 47.298037][ T4757] __dump_stack+0x28/0x38 [ 47.298702][ T4757] dump_stack_lvl+0x64/0x90 [ 47.299393][ T4757] dump_stack+0x18/0x4c [ 47.300069][ T4757] sysfs_create_dir_ns+0x1b0/0x250 [ 47.300948][ T4757] kobject_add_internal+0x3a8/0x908 [ 47.301847][ T4757] kobject_init_and_add+0x110/0x180 [ 47.302753][ T4757] gfs2_sys_fs_add+0x204/0x3dc [ 47.303583][ T4757] gfs2_fill_super+0xca4/0x1650 [ 47.304406][ T4757] get_tree_bdev+0x30c/0x4b8 [ 47.305189][ T4757] gfs2_get_tree+0x54/0x168 [ 47.305927][ T4757] vfs_get_tree+0x88/0x224 [ 47.306665][ T4757] do_new_mount+0x1d4/0x68c [ 47.307406][ T4757] path_mount+0x4b4/0x9ec [ 47.308101][ T4757] __arm64_sys_mount+0x380/0x430 [ 47.308906][ T4757] invoke_syscall+0x78/0x230 [ 47.309665][ T4757] el0_svc_common+0x160/0x1d4 [ 47.310429][ T4757] do_el0_svc+0x50/0xfc [ 47.311121][ T4757] el0_svc+0x34/0xd4 [ 47.311769][ T4757] el0t_64_sync_handler+0x84/0xf0 [ 47.312607][ T4757] el0t_64_sync+0x18c/0x190 [ 47.313505][ T4757] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.315462][ T4757] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.317189][ T4755] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.318278][ T4755] CPU: 0 PID: 4755 Comm: syz.2.152 Tainted: G B syzkaller #0 [ 47.319545][ T4755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.321188][ T4755] Call trace: [ 47.321717][ T4755] dump_backtrace+0x100/0x14c [ 47.322497][ T4755] show_stack+0x18/0x24 [ 47.323205][ T4755] __dump_stack+0x28/0x38 [ 47.323931][ T4755] dump_stack_lvl+0x64/0x90 [ 47.324674][ T4755] dump_stack+0x18/0x4c [ 47.325372][ T4755] sysfs_create_dir_ns+0x1b0/0x250 [ 47.326248][ T4755] kobject_add_internal+0x3a8/0x908 [ 47.327119][ T4755] kobject_init_and_add+0x110/0x180 [ 47.328009][ T4755] gfs2_sys_fs_add+0x204/0x3dc [ 47.328799][ T4755] gfs2_fill_super+0xca4/0x1650 [ 47.329598][ T4755] get_tree_bdev+0x30c/0x4b8 [ 47.330349][ T4755] gfs2_get_tree+0x54/0x168 [ 47.331102][ T4755] vfs_get_tree+0x88/0x224 [ 47.331832][ T4755] do_new_mount+0x1d4/0x68c [ 47.332578][ T4755] path_mount+0x4b4/0x9ec [ 47.333287][ T4755] __arm64_sys_mount+0x380/0x430 [ 47.334114][ T4755] invoke_syscall+0x78/0x230 [ 47.334886][ T4755] el0_svc_common+0x160/0x1d4 [ 47.335665][ T4755] do_el0_svc+0x50/0xfc [ 47.336359][ T4755] el0_svc+0x34/0xd4 [ 47.337004][ T4755] el0t_64_sync_handler+0x84/0xf0 [ 47.337831][ T4755] el0t_64_sync+0x18c/0x190 [ 47.338747][ T4755] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.341291][ T4755] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.380758][ T4763] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.382010][ T4763] CPU: 1 PID: 4763 Comm: syz.0.154 Tainted: G B syzkaller #0 [ 47.383363][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.384892][ T4763] Call trace: [ 47.385380][ T4763] dump_backtrace+0x100/0x14c [ 47.386086][ T4763] show_stack+0x18/0x24 [ 47.386705][ T4763] __dump_stack+0x28/0x38 [ 47.387349][ T4763] dump_stack_lvl+0x64/0x90 [ 47.388034][ T4763] dump_stack+0x18/0x4c [ 47.388614][ T4763] sysfs_create_dir_ns+0x1b0/0x250 [ 47.389347][ T4763] kobject_add_internal+0x3a8/0x908 [ 47.390153][ T4763] kobject_init_and_add+0x110/0x180 [ 47.390976][ T4763] gfs2_sys_fs_add+0x204/0x3dc [ 47.391740][ T4763] gfs2_fill_super+0xca4/0x1650 [ 47.392515][ T4763] get_tree_bdev+0x30c/0x4b8 [ 47.393253][ T4763] gfs2_get_tree+0x54/0x168 [ 47.393962][ T4763] vfs_get_tree+0x88/0x224 [ 47.394665][ T4763] do_new_mount+0x1d4/0x68c [ 47.395391][ T4763] path_mount+0x4b4/0x9ec [ 47.396096][ T4763] __arm64_sys_mount+0x380/0x430 [ 47.396898][ T4763] invoke_syscall+0x78/0x230 [ 47.397648][ T4763] el0_svc_common+0x160/0x1d4 [ 47.398424][ T4763] do_el0_svc+0x50/0xfc [ 47.399104][ T4763] el0_svc+0x34/0xd4 [ 47.399743][ T4763] el0t_64_sync_handler+0x84/0xf0 [ 47.400576][ T4763] el0t_64_sync+0x18c/0x190 [ 47.401372][ T4763] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.403333][ T4763] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.433388][ T4768] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.434616][ T4768] CPU: 1 PID: 4768 Comm: syz.2.159 Tainted: G B syzkaller #0 [ 47.436072][ T4768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.437674][ T4768] Call trace: [ 47.438214][ T4768] dump_backtrace+0x100/0x14c [ 47.438993][ T4768] show_stack+0x18/0x24 [ 47.439688][ T4768] __dump_stack+0x28/0x38 [ 47.440473][ T4768] dump_stack_lvl+0x64/0x90 [ 47.441293][ T4768] dump_stack+0x18/0x4c [ 47.442036][ T4768] sysfs_create_dir_ns+0x1b0/0x250 [ 47.442952][ T4768] kobject_add_internal+0x3a8/0x908 [ 47.443814][ T4768] kobject_init_and_add+0x110/0x180 [ 47.444693][ T4768] gfs2_sys_fs_add+0x204/0x3dc [ 47.445491][ T4768] gfs2_fill_super+0xca4/0x1650 [ 47.446290][ T4768] get_tree_bdev+0x30c/0x4b8 [ 47.447056][ T4768] gfs2_get_tree+0x54/0x168 [ 47.447818][ T4768] vfs_get_tree+0x88/0x224 [ 47.448559][ T4768] do_new_mount+0x1d4/0x68c [ 47.449325][ T4768] path_mount+0x4b4/0x9ec [ 47.450053][ T4768] __arm64_sys_mount+0x380/0x430 [ 47.450885][ T4768] invoke_syscall+0x78/0x230 [ 47.451664][ T4768] el0_svc_common+0x160/0x1d4 [ 47.452447][ T4768] do_el0_svc+0x50/0xfc [ 47.453137][ T4768] el0_svc+0x34/0xd4 [ 47.453781][ T4768] el0t_64_sync_handler+0x84/0xf0 [ 47.454629][ T4768] el0t_64_sync+0x18c/0x190 [ 47.455808][ T4768] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.457995][ T4768] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.487517][ T4769] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.488843][ T4769] CPU: 0 PID: 4769 Comm: syz.5.158 Tainted: G B syzkaller #0 [ 47.490445][ T4769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.492378][ T4769] Call trace: [ 47.492996][ T4769] dump_backtrace+0x100/0x14c [ 47.493823][ T4769] show_stack+0x18/0x24 [ 47.494536][ T4769] __dump_stack+0x28/0x38 [ 47.495298][ T4769] dump_stack_lvl+0x64/0x90 [ 47.496103][ T4769] dump_stack+0x18/0x4c [ 47.496850][ T4769] sysfs_create_dir_ns+0x1b0/0x250 [ 47.497751][ T4769] kobject_add_internal+0x3a8/0x908 [ 47.498653][ T4769] kobject_init_and_add+0x110/0x180 [ 47.499529][ T4769] gfs2_sys_fs_add+0x204/0x3dc [ 47.500324][ T4769] gfs2_fill_super+0xca4/0x1650 [ 47.501149][ T4769] get_tree_bdev+0x30c/0x4b8 [ 47.501924][ T4769] gfs2_get_tree+0x54/0x168 [ 47.502684][ T4769] vfs_get_tree+0x88/0x224 [ 47.503404][ T4769] do_new_mount+0x1d4/0x68c [ 47.504140][ T4769] path_mount+0x4b4/0x9ec [ 47.504855][ T4769] __arm64_sys_mount+0x380/0x430 [ 47.505678][ T4769] invoke_syscall+0x78/0x230 [ 47.506438][ T4769] el0_svc_common+0x160/0x1d4 [ 47.507217][ T4769] do_el0_svc+0x50/0xfc [ 47.507904][ T4769] el0_svc+0x34/0xd4 [ 47.508550][ T4769] el0t_64_sync_handler+0x84/0xf0 [ 47.509380][ T4769] el0t_64_sync+0x18c/0x190 [ 47.510163][ T4769] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 47.512239][ T4769] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 47.538819][ T4775] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.540173][ T4775] CPU: 1 PID: 4775 Comm: syz.0.162 Tainted: G B syzkaller #0 [ 47.541504][ T4775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026 [ 47.542965][ T4775] Call trace: [ 47.543482][ T4775] dump_backtrace+0x100/0x14c [ 47.544193][ T4775] show_stack+0x18/0x24 [ 47.544814][ T4775] __dump_stack+0x28/0x38 [ 47.545434][ T4775] dump_stack_lvl+0x64/0x90 [ 47.546112][ T4775] dump_stack+0x18/0x4c [ 47.546709][ T4775] sysfs_create_dir_ns+0x1b0/0x250 [ 47.547440][ T4775] kobject_add_internal+0x3a8/0x908 [ 47.548173][ T4775] kobject_init_and_add+0x110/0x180 [ 47.549031][ T4775] gfs2_sys_fs_add+0x204/0x3dc [ 47.549834][ T4775] gfs2_fill_super+0xca4/0x1650 [ 47.550661][ T4775] get_tree_bdev+0x30c/0x4b8 [ 47.551418][ T4775] gfs2_get_tree+0x54/0x168 [ 47.552302][ T4775] vfs_get_tree+0x88/0x224 [ 47.553147][ T4775] do_new_mount+0x1d4/0x68c [ 47.553995][ T4775] path_mount+0x4b4/0x9ec [ 47.554808][ T4775] __arm64_sys_mount+0x380/0x430 [ 47.555739][ T4775] invoke_syscall+0x78/0x230 [ 47.556565][ T4775] el0_svc_common+0x160/0x1d4 [ 47.557409][ T4775] do_el0_svc+0x50/0xfc [ 47.558161][ T4775] el0_svc+0x34/0xd4 [ 47.558816][ T4775] el0t_64_sync_handler+0x84/0xf0 [ 47.558985][ T4773] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 47.559678][ T4775] el0t_64_sync+0x18c/0x190 [ 47.559782][ T4775] kobject_add_internal failed for syz:syz with -EEXIST, don't try to registe