Warning: Permanently added '10.128.1.249' (ED25519) to the list of known hosts. 1970/01/01 00:00:54 parsed 1 programs [ 56.219008][ T4726] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 58.615507][ T4742] chnl_net:caif_netlink_parms(): no params data found [ 58.701463][ T4742] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.702718][ T4742] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.704174][ T4742] device bridge_slave_0 entered promiscuous mode [ 58.720567][ T4742] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.733061][ T4742] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.736785][ T4742] device bridge_slave_1 entered promiscuous mode [ 58.776905][ T4742] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.781235][ T4742] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.819193][ T4742] team0: Port device team_slave_0 added [ 58.821544][ T4742] team0: Port device team_slave_1 added [ 58.875936][ T4742] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.877123][ T4742] 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. [ 58.882242][ T4742] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.887122][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.888292][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.894437][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.904749][ T4742] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.905874][ T4742] 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. [ 58.912046][ T4742] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.972726][ T4742] device hsr_slave_0 entered promiscuous mode [ 59.040587][ T4742] device hsr_slave_1 entered promiscuous mode [ 59.106797][ T532] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.108170][ T532] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.117779][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.171833][ T4742] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.212322][ T4742] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.251781][ T4742] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.312212][ T4742] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.373454][ T4742] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.377502][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.379176][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 59.381959][ T4742] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.384892][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.386282][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.387341][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.389008][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.393349][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.394771][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.395821][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.402174][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.403778][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.406705][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.410913][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.461721][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.464210][ T4742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.503546][ T4742] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.511120][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.512287][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.513492][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 59.519368][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 59.521014][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 59.522328][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 59.525301][ T4742] device veth0_vlan entered promiscuous mode [ 59.528827][ T4742] device veth1_vlan entered promiscuous mode [ 59.538840][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.540352][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.541886][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.545100][ T4742] device veth0_macvtap entered promiscuous mode [ 59.547516][ T4742] device veth1_macvtap entered promiscuous mode [ 59.554558][ T4742] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.555696][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.557434][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.561096][ T4742] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.562427][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.565602][ T4742] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.566990][ T4742] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.568282][ T4742] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.571216][ T4742] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:59 executed programs: 0 [ 59.782775][ T4807] chnl_net:caif_netlink_parms(): no params data found [ 59.888854][ T4807] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.890225][ T4807] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.891760][ T4807] device bridge_slave_0 entered promiscuous mode [ 59.911937][ T4807] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.913133][ T4807] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.914689][ T4807] device bridge_slave_1 entered promiscuous mode [ 59.934781][ T4807] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.937760][ T4807] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.954893][ T4817] chnl_net:caif_netlink_parms(): no params data found [ 59.961353][ T4807] team0: Port device team_slave_0 added [ 59.976747][ T4807] team0: Port device team_slave_1 added [ 60.004478][ T4807] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.005496][ T4807] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.009106][ T4807] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.022562][ T4807] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.023548][ T4807] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.027023][ T4807] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.032410][ T4817] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.033592][ T4817] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.035062][ T4817] device bridge_slave_0 entered promiscuous mode [ 60.046195][ T4817] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.047517][ T4817] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.049123][ T4817] device bridge_slave_1 entered promiscuous mode [ 60.053605][ T4815] chnl_net:caif_netlink_parms(): no params data found [ 60.075098][ T4812] chnl_net:caif_netlink_parms(): no params data found [ 60.079426][ T4821] chnl_net:caif_netlink_parms(): no params data found [ 60.110740][ T4807] device hsr_slave_0 entered promiscuous mode [ 60.149867][ T4807] device hsr_slave_1 entered promiscuous mode [ 60.189639][ T4807] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.190831][ T4807] Cannot create hsr debugfs directory [ 60.192842][ T4817] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.195272][ T4817] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.494979][ T4815] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.496284][ T4815] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.497763][ T4815] device bridge_slave_0 entered promiscuous mode [ 60.500717][ T4815] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.501907][ T4815] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.503384][ T4815] device bridge_slave_1 entered promiscuous mode [ 60.513695][ T4817] team0: Port device team_slave_0 added [ 60.525125][ T4815] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.527192][ T4817] team0: Port device team_slave_1 added [ 60.536153][ T345] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.542692][ T4815] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.568431][ T4821] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.569854][ T4821] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.571332][ T4821] device bridge_slave_0 entered promiscuous mode [ 60.574285][ T4815] team0: Port device team_slave_0 added [ 60.576090][ T4815] team0: Port device team_slave_1 added [ 60.577318][ T4817] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.578389][ T4817] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.582540][ T4817] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.584402][ T4812] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.585509][ T4812] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.586945][ T4812] device bridge_slave_0 entered promiscuous mode [ 60.594114][ T4821] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.595243][ T4821] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.597019][ T4821] device bridge_slave_1 entered promiscuous mode [ 60.601909][ T4817] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.602950][ T4817] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 60.606630][ T4817] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.611549][ T4812] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.612573][ T4812] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.613949][ T4812] device bridge_slave_1 entered promiscuous mode [ 60.626094][ T4815] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.627139][ T4815] 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. [ 60.634639][ T4815] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.643376][ T4821] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.645915][ T4821] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.647567][ T4815] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.648574][ T4815] 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. [ 60.652571][ T4815] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.656961][ T4812] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.674845][ T4812] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.693814][ T4821] team0: Port device team_slave_0 added [ 60.730996][ T4817] device hsr_slave_0 entered promiscuous mode [ 60.779803][ T4817] device hsr_slave_1 entered promiscuous mode [ 60.829704][ T4817] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.830954][ T4817] Cannot create hsr debugfs directory [ 60.835762][ T4821] team0: Port device team_slave_1 added [ 60.837697][ T4812] team0: Port device team_slave_0 added [ 60.880866][ T4815] device hsr_slave_0 entered promiscuous mode [ 60.939829][ T4815] device hsr_slave_1 entered promiscuous mode [ 60.989648][ T4815] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.990808][ T4815] Cannot create hsr debugfs directory [ 61.003413][ T4812] team0: Port device team_slave_1 added [ 61.014532][ T4821] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.015657][ T4821] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.019266][ T4821] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.028788][ T4821] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.030172][ T4821] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.033823][ T4821] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.043480][ T4812] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.044553][ T4812] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.048258][ T4812] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.058382][ T4812] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.059411][ T4812] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 61.063999][ T4812] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.111282][ T4821] device hsr_slave_0 entered promiscuous mode [ 61.169869][ T4821] device hsr_slave_1 entered promiscuous mode [ 61.219670][ T4821] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.220892][ T4821] Cannot create hsr debugfs directory [ 61.281110][ T4812] device hsr_slave_0 entered promiscuous mode [ 61.329826][ T4812] device hsr_slave_1 entered promiscuous mode [ 61.369617][ T4812] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.370714][ T4812] Cannot create hsr debugfs directory [ 61.700069][ T1541] Bluetooth: hci1: command 0x0409 tx timeout [ 61.849732][ T1541] Bluetooth: hci4: command 0x0409 tx timeout [ 61.849735][ T4170] Bluetooth: hci2: command 0x0409 tx timeout [ 61.850835][ T1541] Bluetooth: hci0: command 0x0409 tx timeout [ 61.852529][ T1541] Bluetooth: hci3: command 0x0409 tx timeout [ 63.193826][ T345] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.779686][ T25] Bluetooth: hci1: command 0x041b tx timeout [ 63.929992][ T4155] Bluetooth: hci3: command 0x041b tx timeout [ 63.930101][ T1541] Bluetooth: hci4: command 0x041b tx timeout [ 63.930978][ T4155] Bluetooth: hci0: command 0x041b tx timeout [ 63.932753][ T4155] Bluetooth: hci2: command 0x041b tx timeout [ 65.532733][ T345] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.593336][ T345] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.849680][ T4169] Bluetooth: hci1: command 0x040f tx timeout [ 66.009664][ T4052] Bluetooth: hci3: command 0x040f tx timeout [ 66.009691][ T4231] Bluetooth: hci2: command 0x040f tx timeout [ 66.011768][ T4231] Bluetooth: hci0: command 0x040f tx timeout [ 66.012768][ T4231] Bluetooth: hci4: command 0x040f tx timeout [ 67.939725][ T4867] Bluetooth: hci1: command 0x0419 tx timeout [ 68.093284][ T1541] Bluetooth: hci4: command 0x0419 tx timeout [ 68.094755][ T1541] Bluetooth: hci0: command 0x0419 tx timeout [ 68.095721][ T1541] Bluetooth: hci2: command 0x0419 tx timeout [ 68.096700][ T1541] Bluetooth: hci3: command 0x0419 tx timeout [ 69.025777][ T4821] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.060784][ T4821] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.148660][ T4821] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.191566][ T4821] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.254069][ T4807] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.285498][ T4807] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.320881][ T4807] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.376195][ T4807] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.392924][ T4817] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.462492][ T4817] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.501617][ T4817] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.537008][ T4817] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.585802][ T4821] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.617659][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.619150][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.621334][ T21] cfg80211: failed to load regulatory.db [ 69.622725][ T2066] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.623804][ T2066] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.625492][ T4815] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.651162][ T4815] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.705487][ T4821] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.709602][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.711306][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.712667][ T1762] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.713769][ T1762] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.715090][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.716584][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.718014][ T1762] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.719107][ T1762] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.725657][ T4815] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.764516][ T4815] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.868676][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.871382][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.875160][ T4812] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 69.904403][ T4812] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 69.953848][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.955781][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.960365][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.967680][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.969377][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.971444][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.974132][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.003548][ T4812] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 70.030890][ T4812] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 70.079340][ T4817] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.094913][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.127428][ T4807] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.132442][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.134173][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.135706][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.136968][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.140657][ T4821] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.152694][ T4807] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.166470][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.168130][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.170424][ T1822] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.171617][ T1822] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.189105][ T4807] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.192497][ T4807] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.195610][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.197168][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.198618][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.204902][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.206494][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.207909][ T1822] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.208928][ T1822] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.210927][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.212659][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.214853][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.216653][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.218254][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.221465][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.222921][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.224449][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.226008][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.227474][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.229850][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.231398][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.236726][ T4817] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.272481][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.274111][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.275517][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.276565][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.284871][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.293382][ T4821] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.297699][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.298921][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.303802][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.305558][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.307016][ T1822] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.308108][ T1822] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.325070][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.351435][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.361159][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.363159][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.365303][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.367422][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.369103][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.382801][ T4815] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.387673][ T4815] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.391762][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.393305][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.407000][ T4812] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.424365][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.426025][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.427334][ T1762] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.428371][ T1762] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.430294][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.431836][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.433250][ T1762] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.434367][ T1762] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.435695][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.437286][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.442795][ T4817] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.444433][ T4817] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.457433][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.459091][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.469280][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.471439][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.472797][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.478440][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.481423][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.483933][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.490157][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.491843][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.494750][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.496306][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.497752][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.507407][ T4815] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.509442][ T4815] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.514964][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.517595][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.519088][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.524595][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.525927][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.527391][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.530817][ T4812] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.538052][ T4821] device veth0_vlan entered promiscuous mode [ 70.555143][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.556721][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.558123][ T1762] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.559185][ T1762] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.568193][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.573733][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.575296][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.577148][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.580978][ T1762] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.582027][ T1762] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.583343][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.587151][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.588460][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.596475][ T4807] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.598126][ T4812] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.601085][ T4812] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.608555][ T4821] device veth1_vlan entered promiscuous mode [ 70.615115][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.616550][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.617908][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.619226][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.621476][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.625972][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.634396][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.636589][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.638129][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.639775][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.641292][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.642671][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.644003][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.646360][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.647896][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.657420][ T4817] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.673821][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.675147][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.676249][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.677350][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.682549][ T4815] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.704670][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.706186][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.730261][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.731866][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.733305][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.734803][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.748010][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.750131][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.751670][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.752959][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.784439][ T4812] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.790379][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.791662][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.796402][ T4807] device veth0_vlan entered promiscuous mode [ 70.800170][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.801808][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.803227][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.804624][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.808273][ T4821] device veth0_macvtap entered promiscuous mode [ 70.813533][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.815409][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.816826][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.818196][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.821307][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.825096][ T4807] device veth1_vlan entered promiscuous mode [ 70.835284][ T4817] device veth0_vlan entered promiscuous mode [ 70.838002][ T4821] device veth1_macvtap entered promiscuous mode [ 70.840000][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.841469][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.842833][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.844282][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.845650][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.847003][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.848430][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.853234][ T4815] device veth0_vlan entered promiscuous mode [ 70.863462][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.865009][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.874300][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.875666][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.877040][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.878503][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.885599][ T4821] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.887087][ T4821] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.889138][ T4821] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.891639][ T4812] device veth0_vlan entered promiscuous mode [ 70.893855][ T4817] device veth1_vlan entered promiscuous mode [ 70.896236][ T4807] device veth0_macvtap entered promiscuous mode [ 70.897898][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.899367][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.901837][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.903363][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.906001][ T4821] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.907662][ T4821] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.910621][ T4821] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.922257][ T4807] device veth1_macvtap entered promiscuous mode [ 70.924006][ T4815] device veth1_vlan entered promiscuous mode [ 70.926879][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.928243][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.930049][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.931590][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.933150][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.939392][ T4821] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.941363][ T4821] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.942626][ T4821] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.943853][ T4821] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.954879][ T4817] device veth0_macvtap entered promiscuous mode [ 70.974716][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.976223][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.977723][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.979157][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.982940][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.984681][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.987512][ T4817] device veth1_macvtap entered promiscuous mode [ 70.998911][ T4812] device veth1_vlan entered promiscuous mode [ 71.010715][ T4807] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.012453][ T4807] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.013927][ T4807] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.015440][ T4807] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.017588][ T4807] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.018754][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.021375][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.023975][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.025588][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.040369][ T4815] device veth0_macvtap entered promiscuous mode [ 71.045881][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.047597][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.049030][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.058193][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.061299][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.062814][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.065877][ T4817] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.068240][ T4807] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.073767][ T4807] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.075269][ T4807] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.076796][ T4807] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.079395][ T4807] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.084523][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.086086][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.087398][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.088898][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.096518][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.099046][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.107758][ T4815] device veth1_macvtap entered promiscuous mode [ 71.118721][ T1762] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.120471][ T1762] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.123599][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.125229][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.126732][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.128120][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.145608][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.147129][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.148504][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.156237][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.158002][ T4817] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.159501][ T4817] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.162381][ T4817] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.165505][ T4812] device veth0_macvtap entered promiscuous mode [ 71.167869][ T4807] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.169196][ T4807] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.175635][ T4807] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.176906][ T4807] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.183001][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.184511][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.186036][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.196474][ T4812] device veth1_macvtap entered promiscuous mode [ 71.203088][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.204776][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.206198][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.207589][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.208909][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.212479][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.213814][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.215080][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.217298][ T4815] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.224527][ T4817] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.225799][ T4817] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.227065][ T4817] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.228364][ T4817] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.237257][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.238733][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.241137][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.247411][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.248650][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.254285][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.259952][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.261616][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.263103][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.264700][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.266115][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.267593][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.269026][ T4815] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.275708][ T4815] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.278028][ T4815] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.281554][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.283083][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.284467][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.285880][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.287285][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.288832][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.299185][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.301447][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.303015][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 71.304663][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.313389][ T4812] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.314811][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.316279][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.317800][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready 1970/01/01 00:01:11 executed programs: 10 [ 71.323307][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.328838][ T4815] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.331230][ T4815] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.332576][ T4815] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.333841][ T4815] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.386214][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.387893][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.389402][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.392084][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.394080][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.395664][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.397122][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.398608][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.400515][ T4812] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 71.401971][ T4812] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 71.404500][ T4812] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.416581][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.418245][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.426674][ T4812] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.428134][ T4812] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.429367][ T4812] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.438628][ T4812] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.530341][ T532] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.531600][ T532] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.533339][ T1762] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.593053][ T1822] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.594466][ T1822] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.601900][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.603111][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.610377][ T532] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.611660][ T532] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.616331][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.618419][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.624791][ T5472] loop4: detected capacity change from 0 to 32768 [ 71.625816][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.629946][ T1822] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.631308][ T1822] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.633030][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.651617][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.652836][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.654454][ T1822] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.674489][ T5472] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 71.675868][ T5472] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 71.683171][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.684509][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.684941][ T1762] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.685953][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.686843][ T1762] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.696002][ T532] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.708597][ T5472] gfs2: fsid=syz:syz.s: journal 0 mapped with 1 extents in 0ms [ 71.817337][ T5472] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 72.219162][ T5488] loop0: detected capacity change from 0 to 32768 [ 72.269063][ T5488] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.274426][ T5488] CPU: 1 PID: 5488 Comm: syz.0.15 Not tainted syzkaller #0 [ 72.275520][ T5488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.277107][ T5488] Call trace: [ 72.277617][ T5488] dump_backtrace+0x0/0x43c [ 72.278287][ T5488] show_stack+0x2c/0x3c [ 72.278911][ T5488] __dump_stack+0x30/0x40 [ 72.279551][ T5488] dump_stack_lvl+0xf8/0x160 [ 72.280367][ T5488] dump_stack+0x1c/0x5c [ 72.280969][ T5488] sysfs_create_dir_ns+0x22c/0x24c [ 72.281697][ T5488] kobject_add_internal+0x590/0xc54 [ 72.282452][ T5488] kobject_init_and_add+0x118/0x17c [ 72.283257][ T5488] gfs2_sys_fs_add+0x1dc/0x3d8 [ 72.283935][ T5488] gfs2_fill_super+0xdac/0x19e0 [ 72.284607][ T5488] get_tree_bdev+0x358/0x544 [ 72.285320][ T5488] gfs2_get_tree+0x54/0x1b4 [ 72.285955][ T5488] vfs_get_tree+0x90/0x274 [ 72.286579][ T5488] do_new_mount+0x228/0x810 [ 72.287229][ T5488] path_mount+0x5b4/0x1000 [ 72.287871][ T5488] __arm64_sys_mount+0x514/0x5e4 [ 72.288625][ T5488] invoke_syscall+0x98/0x2b8 [ 72.289270][ T5488] el0_svc_common+0x138/0x258 [ 72.289950][ T5488] do_el0_svc+0x58/0x14c [ 72.290565][ T5488] el0_svc+0x78/0x1e0 [ 72.291120][ T5488] el0t_64_sync_handler+0xcc/0xe4 [ 72.291182][ T5498] loop3: detected capacity change from 0 to 32768 [ 72.291823][ T5488] el0t_64_sync+0x1a0/0x1a4 [ 72.305254][ T5492] loop1: detected capacity change from 0 to 32768 [ 72.308435][ T5495] loop2: detected capacity change from 0 to 32768 [ 72.314436][ T5498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.315637][ T5498] CPU: 0 PID: 5498 Comm: syz.3.18 Not tainted syzkaller #0 [ 72.316805][ T5498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.318239][ T5498] Call trace: [ 72.318679][ T5498] dump_backtrace+0x0/0x43c [ 72.319343][ T5498] show_stack+0x2c/0x3c [ 72.319925][ T5498] __dump_stack+0x30/0x40 [ 72.320521][ T5498] dump_stack_lvl+0xf8/0x160 [ 72.321147][ T5498] dump_stack+0x1c/0x5c [ 72.321760][ T5498] sysfs_create_dir_ns+0x22c/0x24c [ 72.322449][ T5498] kobject_add_internal+0x590/0xc54 [ 72.323224][ T5498] kobject_init_and_add+0x118/0x17c [ 72.323908][ T5498] gfs2_sys_fs_add+0x1dc/0x3d8 [ 72.324646][ T5498] gfs2_fill_super+0xdac/0x19e0 [ 72.325315][ T5498] get_tree_bdev+0x358/0x544 [ 72.325918][ T5498] gfs2_get_tree+0x54/0x1b4 [ 72.326561][ T5498] vfs_get_tree+0x90/0x274 [ 72.327174][ T5498] do_new_mount+0x228/0x810 [ 72.327824][ T5498] path_mount+0x5b4/0x1000 [ 72.328422][ T5498] __arm64_sys_mount+0x514/0x5e4 [ 72.329129][ T5498] invoke_syscall+0x98/0x2b8 [ 72.329792][ T5498] el0_svc_common+0x138/0x258 [ 72.330434][ T5498] do_el0_svc+0x58/0x14c [ 72.331040][ T5498] el0_svc+0x78/0x1e0 [ 72.331591][ T5498] el0t_64_sync_handler+0xcc/0xe4 [ 72.332305][ T5498] el0t_64_sync+0x1a0/0x1a4 [ 72.332309][ T5488] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.346123][ T5488] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.360810][ T5492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.361972][ T5492] CPU: 1 PID: 5492 Comm: syz.1.16 Not tainted syzkaller #0 [ 72.363046][ T5492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.364460][ T5492] Call trace: [ 72.364595][ T5498] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.364937][ T5492] dump_backtrace+0x0/0x43c [ 72.367040][ T5498] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.367667][ T5492] show_stack+0x2c/0x3c [ 72.369229][ T5492] __dump_stack+0x30/0x40 [ 72.369876][ T5492] dump_stack_lvl+0xf8/0x160 [ 72.370513][ T5492] dump_stack+0x1c/0x5c [ 72.371124][ T5492] sysfs_create_dir_ns+0x22c/0x24c [ 72.371990][ T5492] kobject_add_internal+0x590/0xc54 [ 72.372767][ T5492] kobject_init_and_add+0x118/0x17c [ 72.373586][ T5492] gfs2_sys_fs_add+0x1dc/0x3d8 [ 72.374310][ T5492] gfs2_fill_super+0xdac/0x19e0 [ 72.375123][ T5492] get_tree_bdev+0x358/0x544 [ 72.375848][ T5492] gfs2_get_tree+0x54/0x1b4 [ 72.376549][ T5492] vfs_get_tree+0x90/0x274 [ 72.377248][ T5492] do_new_mount+0x228/0x810 [ 72.377945][ T5492] path_mount+0x5b4/0x1000 [ 72.378670][ T5492] __arm64_sys_mount+0x514/0x5e4 [ 72.379504][ T5492] invoke_syscall+0x98/0x2b8 [ 72.380276][ T5492] el0_svc_common+0x138/0x258 [ 72.381003][ T5492] do_el0_svc+0x58/0x14c [ 72.381650][ T5492] el0_svc+0x78/0x1e0 [ 72.382226][ T5492] el0t_64_sync_handler+0xcc/0xe4 [ 72.382937][ T5492] el0t_64_sync+0x1a0/0x1a4 [ 72.391016][ T5495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.392197][ T5495] CPU: 1 PID: 5495 Comm: syz.2.17 Not tainted syzkaller #0 [ 72.393292][ T5495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.394830][ T5495] Call trace: [ 72.395322][ T5495] dump_backtrace+0x0/0x43c [ 72.396034][ T5495] show_stack+0x2c/0x3c [ 72.396715][ T5495] __dump_stack+0x30/0x40 [ 72.397389][ T5495] dump_stack_lvl+0xf8/0x160 [ 72.398185][ T5495] dump_stack+0x1c/0x5c [ 72.398903][ T5495] sysfs_create_dir_ns+0x22c/0x24c [ 72.399734][ T5495] kobject_add_internal+0x590/0xc54 [ 72.400542][ T5495] kobject_init_and_add+0x118/0x17c [ 72.401338][ T5495] gfs2_sys_fs_add+0x1dc/0x3d8 [ 72.402089][ T5495] gfs2_fill_super+0xdac/0x19e0 [ 72.402869][ T5495] get_tree_bdev+0x358/0x544 [ 72.403571][ T5495] gfs2_get_tree+0x54/0x1b4 [ 72.404290][ T5495] vfs_get_tree+0x90/0x274 [ 72.405021][ T5495] do_new_mount+0x228/0x810 [ 72.405713][ T5495] path_mount+0x5b4/0x1000 [ 72.406368][ T5495] __arm64_sys_mount+0x514/0x5e4 [ 72.407137][ T5495] invoke_syscall+0x98/0x2b8 [ 72.407850][ T5495] el0_svc_common+0x138/0x258 [ 72.408603][ T5495] do_el0_svc+0x58/0x14c [ 72.409212][ T5495] el0_svc+0x78/0x1e0 [ 72.409855][ T5495] el0t_64_sync_handler+0xcc/0xe4 [ 72.410631][ T5495] el0t_64_sync+0x1a0/0x1a4 [ 72.450257][ T5495] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.452336][ T5495] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.453436][ T5492] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 72.455353][ T5492] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 72.732875][ T5488] loop0: detected capacity change from 0 to 32768 [ 72.801113][ T5488] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 72.802367][ T5488] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 72.807299][ T5488] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 72.820699][ T1541] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 72.821803][ T1541] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 72.889033][ T1541] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 67ms [ 72.897997][ T1541] gfs2: fsid=syz:syz.0: jid=0: Done [ 72.899085][ T5488] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 72.944724][ T5498] loop3: detected capacity change from 0 to 32768 [ 72.971623][ T5498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 72.973073][ T5498] CPU: 0 PID: 5498 Comm: syz.3.18 Not tainted syzkaller #0 [ 72.974065][ T5498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 72.975405][ T5498] Call trace: [ 72.975863][ T5498] dump_backtrace+0x0/0x43c [ 72.976492][ T5498] show_stack+0x2c/0x3c [ 72.977054][ T5498] __dump_stack+0x30/0x40 [ 72.977665][ T5498] dump_stack_lvl+0xf8/0x160 [ 72.978278][ T5498] dump_stack+0x1c/0x5c [ 72.978805][ T5498] sysfs_create_dir_ns+0x22c/0x24c [ 72.979464][ T5498] kobject_add_internal+0x590/0xc54 [ 72.980201][ T5498] kobject_init_and_add+0x118/0x17c [ 72.981105][ T5498] gfs2_sys_fs_add+0x1dc/0x3d8 [ 72.981854][ T5498] gfs2_fill_super+0xdac/0x19e0 [ 72.982638][ T5498] get_tree_bdev+0x358/0x544 [ 72.983334][ T5498] gfs2_get_tree+0x54/0x1b4 [ 72.984048][ T5498] vfs_get_tree+0x90/0x274 [ 72.984694][ T5498] do_new_mount+0x228/0x810 [ 72.985349][ T5498] path_mount+0x5b4/0x1000 [ 72.985936][ T5498] __arm64_sys_mount+0x514/0x5e4 [ 72.986601][ T5498] invoke_syscall+0x98/0x2b8 [ 72.987259][ T5498] el0_svc_common+0x138/0x258 [ 72.987936][ T5498] do_el0_svc+0x58/0x14c [ 72.988570][ T5498] el0_svc+0x78/0x1e0 [ 72.989137][ T5498] el0t_64_sync_handler+0xcc/0xe4 [ 72.989831][ T5498] el0t_64_sync+0x1a0/0x1a4 [ 73.020062][ T5488] gfs2: fsid=syz:syz.0: can't make FS RW: -5 [ 73.031180][ T149] [ 73.031550][ T149] ====================================================== [ 73.032486][ T149] WARNING: possible circular locking dependency detected [ 73.033392][ T149] syzkaller #0 Not tainted [ 73.033955][ T149] ------------------------------------------------------ [ 73.034923][ T149] kworker/0:1H/149 is trying to acquire lock: [ 73.035743][ T149] ffff0000d01940e0 (&type->s_umount_key#50){+.+.}-{3:3}, at: freeze_super+0x54/0x374 [ 73.037004][ T149] [ 73.037004][ T149] but task is already holding lock: [ 73.038056][ T149] ffff80001bdc7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1140 [ 73.039667][ T149] [ 73.039667][ T149] which lock already depends on the new lock. [ 73.039667][ T149] [ 73.041096][ T149] [ 73.041096][ T149] the existing dependency chain (in reverse order) is: [ 73.042303][ T149] [ 73.042303][ T149] -> #2 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}: [ 73.043670][ T149] process_one_work+0x6e0/0x1140 [ 73.044470][ T149] worker_thread+0x8f4/0x101c [ 73.045187][ T149] kthread+0x374/0x454 [ 73.045857][ T149] ret_from_fork+0x10/0x20 [ 73.046564][ T149] [ 73.046564][ T149] -> #1 ((wq_completion)glock_workqueue){+.+.}-{0:0}: [ 73.047760][ T149] flush_workqueue+0x11c/0x1024 [ 73.048469][ T149] gfs2_gl_hash_clear+0xb8/0x2cc [ 73.049283][ T149] gfs2_put_super+0x614/0x6bc [ 73.050020][ T149] generic_shutdown_super+0x130/0x2f0 [ 73.050848][ T149] kill_block_super+0x70/0xdc [ 73.051538][ T149] gfs2_kill_sb+0xc0/0xd4 [ 73.052220][ T149] deactivate_locked_super+0xb8/0x13c [ 73.053012][ T149] deactivate_super+0xf8/0x118 [ 73.053811][ T149] cleanup_mnt+0x3a4/0x458 [ 73.054496][ T149] __cleanup_mnt+0x20/0x30 [ 73.055136][ T149] task_work_run+0x12c/0x1e0 [ 73.055813][ T149] do_notify_resume+0x24b4/0x3128 [ 73.056558][ T149] el0_svc+0xf0/0x1e0 [ 73.057158][ T149] el0t_64_sync_handler+0xcc/0xe4 [ 73.057951][ T149] el0t_64_sync+0x1a0/0x1a4 [ 73.058670][ T149] [ 73.058670][ T149] -> #0 (&type->s_umount_key#50){+.+.}-{3:3}: [ 73.059877][ T149] __lock_acquire+0x2928/0x651c [ 73.060592][ T149] lock_acquire+0x1f4/0x620 [ 73.061310][ T149] down_write+0xbc/0x12c [ 73.061980][ T149] freeze_super+0x54/0x374 [ 73.062668][ T149] freeze_go_sync+0x128/0x31c [ 73.063439][ T149] do_xmote+0x2ec/0xf90 [ 73.064108][ T149] run_queue+0x3fc/0x6c0 [ 73.064760][ T149] glock_work_func+0x208/0x458 [ 73.065460][ T149] process_one_work+0x79c/0x1140 [ 73.066190][ T149] worker_thread+0x8f4/0x101c [ 73.066876][ T149] kthread+0x374/0x454 [ 73.067496][ T149] ret_from_fork+0x10/0x20 [ 73.068169][ T149] [ 73.068169][ T149] other info that might help us debug this: [ 73.068169][ T149] [ 73.069595][ T149] Chain exists of: [ 73.069595][ T149] &type->s_umount_key#50 --> (wq_completion)glock_workqueue --> (work_completion)(&(&gl->gl_work)->work) [ 73.069595][ T149] [ 73.072027][ T149] Possible unsafe locking scenario: [ 73.072027][ T149] [ 73.073148][ T149] CPU0 CPU1 [ 73.073867][ T149] ---- ---- [ 73.074645][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 73.075585][ T149] lock((wq_completion)glock_workqueue); [ 73.076715][ T149] lock((work_completion)(&(&gl->gl_work)->work)); [ 73.077950][ T149] lock(&type->s_umount_key#50); [ 73.078698][ T149] [ 73.078698][ T149] *** DEADLOCK *** [ 73.078698][ T149] [ 73.079852][ T149] 2 locks held by kworker/0:1H/149: [ 73.080569][ T149] #0: ffff0000c759d138 ((wq_completion)glock_workqueue){+.+.}-{0:0}, at: process_one_work+0x678/0x1140 [ 73.082195][ T149] #1: ffff80001bdc7c00 ((work_completion)(&(&gl->gl_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1140 [ 73.083953][ T149] [ 73.083953][ T149] stack backtrace: [ 73.084720][ T149] CPU: 0 PID: 149 Comm: kworker/0:1H Not tainted syzkaller #0 [ 73.085835][ T149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.087257][ T149] Workqueue: glock_workqueue glock_work_func [ 73.088060][ T149] Call trace: [ 73.088551][ T149] dump_backtrace+0x0/0x43c [ 73.089190][ T149] show_stack+0x2c/0x3c [ 73.089781][ T149] __dump_stack+0x30/0x40 [ 73.090444][ T149] dump_stack_lvl+0xf8/0x160 [ 73.091155][ T149] dump_stack+0x1c/0x5c [ 73.091745][ T149] print_circular_bug+0x148/0x1b0 [ 73.092462][ T149] check_noncircular+0x240/0x2d4 [ 73.093154][ T149] __lock_acquire+0x2928/0x651c [ 73.093859][ T149] lock_acquire+0x1f4/0x620 [ 73.094482][ T149] down_write+0xbc/0x12c [ 73.095184][ T149] freeze_super+0x54/0x374 [ 73.095856][ T149] freeze_go_sync+0x128/0x31c [ 73.096592][ T149] do_xmote+0x2ec/0xf90 [ 73.097203][ T149] run_queue+0x3fc/0x6c0 [ 73.097776][ T149] glock_work_func+0x208/0x458 [ 73.098446][ T149] process_one_work+0x79c/0x1140 [ 73.099232][ T149] worker_thread+0x8f4/0x101c [ 73.099942][ T149] kthread+0x374/0x454 [ 73.100511][ T149] ret_from_fork+0x10/0x20 [ 73.122481][ T5492] loop1: detected capacity change from 0 to 32768 [ 73.123681][ T5498] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.125684][ T5498] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.134384][ T5495] loop2: detected capacity change from 0 to 32768 [ 73.152779][ T5527] loop4: detected capacity change from 0 to 32768 [ 73.158063][ T5492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.159385][ T5492] CPU: 1 PID: 5492 Comm: syz.1.16 Not tainted syzkaller #0 [ 73.160445][ T5492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.161920][ T5492] Call trace: [ 73.162396][ T5492] dump_backtrace+0x0/0x43c [ 73.163117][ T5492] show_stack+0x2c/0x3c [ 73.163814][ T5492] __dump_stack+0x30/0x40 [ 73.164453][ T5492] dump_stack_lvl+0xf8/0x160 [ 73.165160][ T5492] dump_stack+0x1c/0x5c [ 73.165780][ T5492] sysfs_create_dir_ns+0x22c/0x24c [ 73.166497][ T5492] kobject_add_internal+0x590/0xc54 [ 73.167213][ T5492] kobject_init_and_add+0x118/0x17c [ 73.168006][ T5492] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.168703][ T5492] gfs2_fill_super+0xdac/0x19e0 [ 73.169432][ T5492] get_tree_bdev+0x358/0x544 [ 73.170100][ T5492] gfs2_get_tree+0x54/0x1b4 [ 73.170780][ T5492] vfs_get_tree+0x90/0x274 [ 73.171422][ T5492] do_new_mount+0x228/0x810 [ 73.172099][ T5492] path_mount+0x5b4/0x1000 [ 73.172759][ T5492] __arm64_sys_mount+0x514/0x5e4 [ 73.173478][ T5492] invoke_syscall+0x98/0x2b8 [ 73.174182][ T5492] el0_svc_common+0x138/0x258 [ 73.174868][ T5492] do_el0_svc+0x58/0x14c [ 73.175431][ T5492] el0_svc+0x78/0x1e0 [ 73.175996][ T5492] el0t_64_sync_handler+0xcc/0xe4 [ 73.176693][ T5492] el0t_64_sync+0x1a0/0x1a4 [ 73.181714][ T5495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.182878][ T5495] CPU: 0 PID: 5495 Comm: syz.2.17 Not tainted syzkaller #0 [ 73.183937][ T5495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.185466][ T5495] Call trace: [ 73.185904][ T5495] dump_backtrace+0x0/0x43c [ 73.186532][ T5495] show_stack+0x2c/0x3c [ 73.187152][ T5495] __dump_stack+0x30/0x40 [ 73.187753][ T5495] dump_stack_lvl+0xf8/0x160 [ 73.188406][ T5495] dump_stack+0x1c/0x5c [ 73.189020][ T5495] sysfs_create_dir_ns+0x22c/0x24c [ 73.189737][ T5495] kobject_add_internal+0x590/0xc54 [ 73.190539][ T5495] kobject_init_and_add+0x118/0x17c [ 73.191281][ T5495] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.191957][ T5495] gfs2_fill_super+0xdac/0x19e0 [ 73.192666][ T5495] get_tree_bdev+0x358/0x544 [ 73.193350][ T5495] gfs2_get_tree+0x54/0x1b4 [ 73.193998][ T5495] vfs_get_tree+0x90/0x274 [ 73.194599][ T5495] do_new_mount+0x228/0x810 [ 73.195211][ T5495] path_mount+0x5b4/0x1000 [ 73.195820][ T5495] __arm64_sys_mount+0x514/0x5e4 [ 73.196484][ T5495] invoke_syscall+0x98/0x2b8 [ 73.197187][ T5495] el0_svc_common+0x138/0x258 [ 73.197871][ T5495] do_el0_svc+0x58/0x14c [ 73.198444][ T5495] el0_svc+0x78/0x1e0 [ 73.198986][ T5495] el0t_64_sync_handler+0xcc/0xe4 [ 73.199657][ T5495] el0t_64_sync+0x1a0/0x1a4 [ 73.200790][ T345] device hsr_slave_0 left promiscuous mode [ 73.202751][ T5527] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.203942][ T5527] CPU: 1 PID: 5527 Comm: syz.4.20 Not tainted syzkaller #0 [ 73.204990][ T5527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.206435][ T5527] Call trace: [ 73.206877][ T5527] dump_backtrace+0x0/0x43c [ 73.207569][ T5527] show_stack+0x2c/0x3c [ 73.208149][ T5527] __dump_stack+0x30/0x40 [ 73.208733][ T5527] dump_stack_lvl+0xf8/0x160 [ 73.209424][ T5527] dump_stack+0x1c/0x5c [ 73.209994][ T5527] sysfs_create_dir_ns+0x22c/0x24c [ 73.210762][ T5527] kobject_add_internal+0x590/0xc54 [ 73.211501][ T5527] kobject_init_and_add+0x118/0x17c [ 73.212227][ T5527] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.212886][ T5527] gfs2_fill_super+0xdac/0x19e0 [ 73.213601][ T5527] get_tree_bdev+0x358/0x544 [ 73.214254][ T5527] gfs2_get_tree+0x54/0x1b4 [ 73.214896][ T5527] vfs_get_tree+0x90/0x274 [ 73.215514][ T5527] do_new_mount+0x228/0x810 [ 73.216147][ T5527] path_mount+0x5b4/0x1000 [ 73.216773][ T5527] __arm64_sys_mount+0x514/0x5e4 [ 73.217453][ T5527] invoke_syscall+0x98/0x2b8 [ 73.218073][ T5527] el0_svc_common+0x138/0x258 [ 73.218761][ T5527] do_el0_svc+0x58/0x14c [ 73.219396][ T5527] el0_svc+0x78/0x1e0 [ 73.219962][ T5527] el0t_64_sync_handler+0xcc/0xe4 [ 73.220733][ T5527] el0t_64_sync+0x1a0/0x1a4 [ 73.221767][ T5495] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.221919][ T5492] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.223803][ T5495] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.225753][ T5492] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.245553][ T5527] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.247699][ T5527] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.252598][ T345] device hsr_slave_1 left promiscuous mode [ 73.329042][ T5550] loop3: detected capacity change from 0 to 32768 [ 73.340679][ T345] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 73.341811][ T345] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 73.346276][ T345] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 73.347457][ T345] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 73.348745][ T345] device bridge_slave_1 left promiscuous mode [ 73.350591][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.372831][ T5550] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.374016][ T5550] CPU: 0 PID: 5550 Comm: syz.3.21 Not tainted syzkaller #0 [ 73.375127][ T5550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.376558][ T5550] Call trace: [ 73.377016][ T5550] dump_backtrace+0x0/0x43c [ 73.377630][ T5550] show_stack+0x2c/0x3c [ 73.378218][ T5550] __dump_stack+0x30/0x40 [ 73.378826][ T5550] dump_stack_lvl+0xf8/0x160 [ 73.379419][ T5550] dump_stack+0x1c/0x5c [ 73.380006][ T5550] sysfs_create_dir_ns+0x22c/0x24c [ 73.380816][ T5550] kobject_add_internal+0x590/0xc54 [ 73.381539][ T5550] kobject_init_and_add+0x118/0x17c [ 73.382283][ T5550] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.382975][ T5550] gfs2_fill_super+0xdac/0x19e0 [ 73.383703][ T5550] get_tree_bdev+0x358/0x544 [ 73.384394][ T5550] gfs2_get_tree+0x54/0x1b4 [ 73.385058][ T5550] vfs_get_tree+0x90/0x274 [ 73.385680][ T5550] do_new_mount+0x228/0x810 [ 73.386299][ T5550] path_mount+0x5b4/0x1000 [ 73.386925][ T5550] __arm64_sys_mount+0x514/0x5e4 [ 73.387590][ T5550] invoke_syscall+0x98/0x2b8 [ 73.388199][ T5550] el0_svc_common+0x138/0x258 [ 73.388833][ T5550] do_el0_svc+0x58/0x14c [ 73.389441][ T5550] el0_svc+0x78/0x1e0 [ 73.390003][ T5550] el0t_64_sync_handler+0xcc/0xe4 [ 73.390748][ T5550] el0t_64_sync+0x1a0/0x1a4 [ 73.407192][ T345] device bridge_slave_0 left promiscuous mode [ 73.408203][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.417287][ T5550] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.419041][ T5550] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.476967][ T5557] loop1: detected capacity change from 0 to 32768 [ 73.530781][ T345] device veth1_macvtap left promiscuous mode [ 73.531785][ T345] device veth0_macvtap left promiscuous mode [ 73.532779][ T345] device veth1_vlan left promiscuous mode [ 73.533719][ T345] device veth0_vlan left promiscuous mode [ 73.537842][ T5557] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.539012][ T5557] CPU: 0 PID: 5557 Comm: syz.1.22 Not tainted syzkaller #0 [ 73.540132][ T5557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.541660][ T5557] Call trace: [ 73.542112][ T5557] dump_backtrace+0x0/0x43c [ 73.542770][ T5557] show_stack+0x2c/0x3c [ 73.543387][ T5557] __dump_stack+0x30/0x40 [ 73.544010][ T5557] dump_stack_lvl+0xf8/0x160 [ 73.544687][ T5557] dump_stack+0x1c/0x5c [ 73.545285][ T5557] sysfs_create_dir_ns+0x22c/0x24c [ 73.546006][ T5557] kobject_add_internal+0x590/0xc54 [ 73.546775][ T5557] kobject_init_and_add+0x118/0x17c [ 73.547531][ T5557] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.548209][ T5557] gfs2_fill_super+0xdac/0x19e0 [ 73.548903][ T5557] get_tree_bdev+0x358/0x544 [ 73.549607][ T5557] gfs2_get_tree+0x54/0x1b4 [ 73.550232][ T5557] vfs_get_tree+0x90/0x274 [ 73.550858][ T5557] do_new_mount+0x228/0x810 [ 73.551504][ T5557] path_mount+0x5b4/0x1000 [ 73.552148][ T5557] __arm64_sys_mount+0x514/0x5e4 [ 73.552808][ T5557] invoke_syscall+0x98/0x2b8 [ 73.553459][ T5557] el0_svc_common+0x138/0x258 [ 73.554114][ T5557] do_el0_svc+0x58/0x14c [ 73.554763][ T5557] el0_svc+0x78/0x1e0 [ 73.555356][ T5557] el0t_64_sync_handler+0xcc/0xe4 [ 73.556068][ T5557] el0t_64_sync+0x1a0/0x1a4 [ 73.575075][ T5559] loop2: detected capacity change from 0 to 32768 [ 73.587018][ T5557] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.588927][ T5557] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.595789][ T5527] loop4: detected capacity change from 0 to 32768 [ 73.608779][ T5559] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.610623][ T5559] CPU: 0 PID: 5559 Comm: syz.2.23 Not tainted syzkaller #0 [ 73.611576][ T5559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.612855][ T5559] Call trace: [ 73.613364][ T5559] dump_backtrace+0x0/0x43c [ 73.614051][ T5559] show_stack+0x2c/0x3c [ 73.614645][ T5559] __dump_stack+0x30/0x40 [ 73.615320][ T5559] dump_stack_lvl+0xf8/0x160 [ 73.615984][ T5559] dump_stack+0x1c/0x5c [ 73.616555][ T5559] sysfs_create_dir_ns+0x22c/0x24c [ 73.617292][ T5559] kobject_add_internal+0x590/0xc54 [ 73.617993][ T5559] kobject_init_and_add+0x118/0x17c [ 73.618707][ T5559] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.619309][ T5559] gfs2_fill_super+0xdac/0x19e0 [ 73.620017][ T5559] get_tree_bdev+0x358/0x544 [ 73.620664][ T5559] gfs2_get_tree+0x54/0x1b4 [ 73.621320][ T5559] vfs_get_tree+0x90/0x274 [ 73.621968][ T5559] do_new_mount+0x228/0x810 [ 73.622632][ T5559] path_mount+0x5b4/0x1000 [ 73.623300][ T5559] __arm64_sys_mount+0x514/0x5e4 [ 73.624070][ T5559] invoke_syscall+0x98/0x2b8 [ 73.624746][ T5559] el0_svc_common+0x138/0x258 [ 73.625438][ T5559] do_el0_svc+0x58/0x14c [ 73.626060][ T5559] el0_svc+0x78/0x1e0 [ 73.626697][ T5559] el0t_64_sync_handler+0xcc/0xe4 [ 73.627401][ T5559] el0t_64_sync+0x1a0/0x1a4 [ 73.631353][ T5527] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.632454][ T5527] CPU: 1 PID: 5527 Comm: syz.4.20 Not tainted syzkaller #0 [ 73.633554][ T5527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.635134][ T5527] Call trace: [ 73.635594][ T5527] dump_backtrace+0x0/0x43c [ 73.636204][ T5527] show_stack+0x2c/0x3c [ 73.636781][ T5527] __dump_stack+0x30/0x40 [ 73.637403][ T5527] dump_stack_lvl+0xf8/0x160 [ 73.638072][ T5527] dump_stack+0x1c/0x5c [ 73.638671][ T5527] sysfs_create_dir_ns+0x22c/0x24c [ 73.639420][ T5527] kobject_add_internal+0x590/0xc54 [ 73.640110][ T5527] kobject_init_and_add+0x118/0x17c [ 73.640882][ T5527] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.641569][ T5527] gfs2_fill_super+0xdac/0x19e0 [ 73.642315][ T5527] get_tree_bdev+0x358/0x544 [ 73.642986][ T5527] gfs2_get_tree+0x54/0x1b4 [ 73.643783][ T5527] vfs_get_tree+0x90/0x274 [ 73.644468][ T5527] do_new_mount+0x228/0x810 [ 73.645231][ T5527] path_mount+0x5b4/0x1000 [ 73.645872][ T5527] __arm64_sys_mount+0x514/0x5e4 [ 73.646607][ T5527] invoke_syscall+0x98/0x2b8 [ 73.647333][ T5527] el0_svc_common+0x138/0x258 [ 73.648167][ T5527] do_el0_svc+0x58/0x14c [ 73.648804][ T5527] el0_svc+0x78/0x1e0 [ 73.649402][ T5527] el0t_64_sync_handler+0xcc/0xe4 [ 73.650154][ T5527] el0t_64_sync+0x1a0/0x1a4 [ 73.651551][ T5559] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.653472][ T5559] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.710038][ T5527] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.721367][ T5527] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.790217][ T345] team0 (unregistering): Port device team_slave_1 removed [ 73.801551][ T5550] loop3: detected capacity change from 0 to 32768 [ 73.804141][ T345] team0 (unregistering): Port device team_slave_0 removed [ 73.807547][ T345] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 73.832317][ T5550] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.833553][ T5550] CPU: 1 PID: 5550 Comm: syz.3.21 Not tainted syzkaller #0 [ 73.834689][ T5550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.835084][ T5557] loop1: detected capacity change from 0 to 32768 [ 73.836161][ T5550] Call trace: [ 73.837541][ T5550] dump_backtrace+0x0/0x43c [ 73.838187][ T5550] show_stack+0x2c/0x3c [ 73.838814][ T5550] __dump_stack+0x30/0x40 [ 73.839434][ T5550] dump_stack_lvl+0xf8/0x160 [ 73.840064][ T5550] dump_stack+0x1c/0x5c [ 73.840637][ T5550] sysfs_create_dir_ns+0x22c/0x24c [ 73.841366][ T5550] kobject_add_internal+0x590/0xc54 [ 73.842091][ T5550] kobject_init_and_add+0x118/0x17c [ 73.842828][ T5550] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.843504][ T5550] gfs2_fill_super+0xdac/0x19e0 [ 73.844228][ T5550] get_tree_bdev+0x358/0x544 [ 73.844865][ T5550] gfs2_get_tree+0x54/0x1b4 [ 73.845575][ T5550] vfs_get_tree+0x90/0x274 [ 73.846244][ T5550] do_new_mount+0x228/0x810 [ 73.846936][ T5550] path_mount+0x5b4/0x1000 [ 73.847596][ T5550] __arm64_sys_mount+0x514/0x5e4 [ 73.848362][ T5550] invoke_syscall+0x98/0x2b8 [ 73.849066][ T5550] el0_svc_common+0x138/0x258 [ 73.849775][ T5550] do_el0_svc+0x58/0x14c [ 73.850390][ T5550] el0_svc+0x78/0x1e0 [ 73.851001][ T5550] el0t_64_sync_handler+0xcc/0xe4 [ 73.851748][ T5550] el0t_64_sync+0x1a0/0x1a4 [ 73.855164][ T345] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 73.876520][ T5550] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.878493][ T5550] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.881042][ T5557] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.882185][ T5557] CPU: 0 PID: 5557 Comm: syz.1.22 Not tainted syzkaller #0 [ 73.883220][ T5557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.884820][ T5557] Call trace: [ 73.885314][ T5557] dump_backtrace+0x0/0x43c [ 73.885994][ T5557] show_stack+0x2c/0x3c [ 73.886661][ T5557] __dump_stack+0x30/0x40 [ 73.887291][ T5557] dump_stack_lvl+0xf8/0x160 [ 73.887988][ T5557] dump_stack+0x1c/0x5c [ 73.888565][ T5557] sysfs_create_dir_ns+0x22c/0x24c [ 73.889281][ T5557] kobject_add_internal+0x590/0xc54 [ 73.889987][ T5557] kobject_init_and_add+0x118/0x17c [ 73.890686][ T5557] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.891384][ T5557] gfs2_fill_super+0xdac/0x19e0 [ 73.892090][ T5557] get_tree_bdev+0x358/0x544 [ 73.892746][ T5557] gfs2_get_tree+0x54/0x1b4 [ 73.893364][ T5557] vfs_get_tree+0x90/0x274 [ 73.893981][ T5557] do_new_mount+0x228/0x810 [ 73.894617][ T5557] path_mount+0x5b4/0x1000 [ 73.895281][ T5557] __arm64_sys_mount+0x514/0x5e4 [ 73.895989][ T5557] invoke_syscall+0x98/0x2b8 [ 73.896645][ T5557] el0_svc_common+0x138/0x258 [ 73.897316][ T5557] do_el0_svc+0x58/0x14c [ 73.897935][ T5557] el0_svc+0x78/0x1e0 [ 73.898490][ T5557] el0t_64_sync_handler+0xcc/0xe4 [ 73.899180][ T5557] el0t_64_sync+0x1a0/0x1a4 [ 73.919229][ T5559] loop2: detected capacity change from 0 to 32768 [ 73.920754][ T5557] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 73.922759][ T5557] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 73.979711][ T5559] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 73.981126][ T5559] CPU: 1 PID: 5559 Comm: syz.2.23 Not tainted syzkaller #0 [ 73.982272][ T5559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 73.982653][ T345] bond0 (unregistering): Released all slaves [ 73.983936][ T5559] Call trace: [ 73.983942][ T5559] dump_backtrace+0x0/0x43c [ 73.986033][ T5559] show_stack+0x2c/0x3c [ 73.986624][ T5559] __dump_stack+0x30/0x40 [ 73.987308][ T5559] dump_stack_lvl+0xf8/0x160 [ 73.988035][ T5559] dump_stack+0x1c/0x5c [ 73.988641][ T5559] sysfs_create_dir_ns+0x22c/0x24c [ 73.989390][ T5559] kobject_add_internal+0x590/0xc54 [ 73.990198][ T5559] kobject_init_and_add+0x118/0x17c [ 73.990997][ T5559] gfs2_sys_fs_add+0x1dc/0x3d8 [ 73.991668][ T5559] gfs2_fill_super+0xdac/0x19e0 [ 73.992379][ T5559] get_tree_bdev+0x358/0x544 [ 73.993116][ T5559] gfs2_get_tree+0x54/0x1b4 [ 73.993794][ T5559] vfs_get_tree+0x90/0x274 [ 73.994418][ T5559] do_new_mount+0x228/0x810 [ 73.995062][ T5559] path_mount+0x5b4/0x1000 [ 73.995696][ T5559] __arm64_sys_mount+0x514/0x5e4 [ 73.996420][ T5559] invoke_syscall+0x98/0x2b8 [ 73.997153][ T5559] el0_svc_common+0x138/0x258 [ 73.997833][ T5559] do_el0_svc+0x58/0x14c [ 73.998488][ T5559] el0_svc+0x78/0x1e0 [ 73.999105][ T5559] el0t_64_sync_handler+0xcc/0xe4 [ 73.999839][ T5559] el0t_64_sync+0x1a0/0x1a4 [ 74.034894][ T5561] loop4: detected capacity change from 0 to 32768 [ 74.042789][ T5559] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.044747][ T5559] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.070647][ T5561] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.071776][ T5561] CPU: 1 PID: 5561 Comm: syz.4.24 Not tainted syzkaller #0 [ 74.072815][ T5561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.074353][ T5561] Call trace: [ 74.074823][ T5561] dump_backtrace+0x0/0x43c [ 74.075472][ T5561] show_stack+0x2c/0x3c [ 74.076096][ T5561] __dump_stack+0x30/0x40 [ 74.076780][ T5561] dump_stack_lvl+0xf8/0x160 [ 74.077477][ T5561] dump_stack+0x1c/0x5c [ 74.078098][ T5561] sysfs_create_dir_ns+0x22c/0x24c [ 74.078838][ T5561] kobject_add_internal+0x590/0xc54 [ 74.079644][ T5561] kobject_init_and_add+0x118/0x17c [ 74.080404][ T5561] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.081134][ T5561] gfs2_fill_super+0xdac/0x19e0 [ 74.081908][ T5561] get_tree_bdev+0x358/0x544 [ 74.082568][ T5561] gfs2_get_tree+0x54/0x1b4 [ 74.083214][ T5561] vfs_get_tree+0x90/0x274 [ 74.083837][ T5561] do_new_mount+0x228/0x810 [ 74.084505][ T5561] path_mount+0x5b4/0x1000 [ 74.085172][ T5561] __arm64_sys_mount+0x514/0x5e4 [ 74.085888][ T5561] invoke_syscall+0x98/0x2b8 [ 74.086547][ T5561] el0_svc_common+0x138/0x258 [ 74.087186][ T5561] do_el0_svc+0x58/0x14c [ 74.087822][ T5561] el0_svc+0x78/0x1e0 [ 74.088391][ T5561] el0t_64_sync_handler+0xcc/0xe4 [ 74.089144][ T5561] el0t_64_sync+0x1a0/0x1a4 [ 74.129629][ T5561] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.139561][ T5561] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.207777][ T5563] loop1: detected capacity change from 0 to 32768 [ 74.233205][ T5563] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.234494][ T5563] CPU: 1 PID: 5563 Comm: syz.1.25 Not tainted syzkaller #0 [ 74.235605][ T5563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.237247][ T5563] Call trace: [ 74.237725][ T5563] dump_backtrace+0x0/0x43c [ 74.238372][ T5563] show_stack+0x2c/0x3c [ 74.238995][ T5563] __dump_stack+0x30/0x40 [ 74.239642][ T5563] dump_stack_lvl+0xf8/0x160 [ 74.240342][ T5563] dump_stack+0x1c/0x5c [ 74.240939][ T5563] sysfs_create_dir_ns+0x22c/0x24c [ 74.241730][ T5563] kobject_add_internal+0x590/0xc54 [ 74.242531][ T5563] kobject_init_and_add+0x118/0x17c [ 74.243324][ T5563] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.244065][ T5563] gfs2_fill_super+0xdac/0x19e0 [ 74.244729][ T5563] get_tree_bdev+0x358/0x544 [ 74.245394][ T5563] gfs2_get_tree+0x54/0x1b4 [ 74.246037][ T5563] vfs_get_tree+0x90/0x274 [ 74.246724][ T5563] do_new_mount+0x228/0x810 [ 74.246766][ T5565] loop3: detected capacity change from 0 to 32768 [ 74.247387][ T5563] path_mount+0x5b4/0x1000 [ 74.248997][ T5563] __arm64_sys_mount+0x514/0x5e4 [ 74.249717][ T5563] invoke_syscall+0x98/0x2b8 [ 74.250379][ T5563] el0_svc_common+0x138/0x258 [ 74.251014][ T5563] do_el0_svc+0x58/0x14c [ 74.251656][ T5563] el0_svc+0x78/0x1e0 [ 74.252200][ T5563] el0t_64_sync_handler+0xcc/0xe4 [ 74.252885][ T5563] el0t_64_sync+0x1a0/0x1a4 [ 74.283004][ T5565] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.284295][ T5565] CPU: 0 PID: 5565 Comm: syz.3.26 Not tainted syzkaller #0 [ 74.285347][ T5565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.286819][ T5565] Call trace: [ 74.287276][ T5565] dump_backtrace+0x0/0x43c [ 74.287964][ T5565] show_stack+0x2c/0x3c [ 74.288586][ T5565] __dump_stack+0x30/0x40 [ 74.289193][ T5565] dump_stack_lvl+0xf8/0x160 [ 74.289824][ T5565] dump_stack+0x1c/0x5c [ 74.290430][ T5565] sysfs_create_dir_ns+0x22c/0x24c [ 74.291179][ T5565] kobject_add_internal+0x590/0xc54 [ 74.291931][ T5565] kobject_init_and_add+0x118/0x17c [ 74.292695][ T5565] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.293355][ T5565] gfs2_fill_super+0xdac/0x19e0 [ 74.294082][ T5565] get_tree_bdev+0x358/0x544 [ 74.294355][ T5563] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.294760][ T5565] gfs2_get_tree+0x54/0x1b4 [ 74.296784][ T5563] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.297410][ T5565] vfs_get_tree+0x90/0x274 [ 74.299010][ T5565] do_new_mount+0x228/0x810 [ 74.299619][ T5565] path_mount+0x5b4/0x1000 [ 74.300212][ T5565] __arm64_sys_mount+0x514/0x5e4 [ 74.300919][ T5565] invoke_syscall+0x98/0x2b8 [ 74.301598][ T5565] el0_svc_common+0x138/0x258 [ 74.302237][ T5565] do_el0_svc+0x58/0x14c [ 74.302825][ T5565] el0_svc+0x78/0x1e0 [ 74.303397][ T5565] el0t_64_sync_handler+0xcc/0xe4 [ 74.304077][ T5565] el0t_64_sync+0x1a0/0x1a4 [ 74.337900][ T5567] loop2: detected capacity change from 0 to 32768 [ 74.342976][ T5565] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.345067][ T5565] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.362857][ T5567] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.363976][ T5567] CPU: 1 PID: 5567 Comm: syz.2.27 Not tainted syzkaller #0 [ 74.365062][ T5567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.366597][ T5567] Call trace: [ 74.367090][ T5567] dump_backtrace+0x0/0x43c [ 74.367762][ T5567] show_stack+0x2c/0x3c [ 74.368429][ T5567] __dump_stack+0x30/0x40 [ 74.369150][ T5567] dump_stack_lvl+0xf8/0x160 [ 74.369842][ T5567] dump_stack+0x1c/0x5c [ 74.370430][ T5567] sysfs_create_dir_ns+0x22c/0x24c [ 74.371177][ T5567] kobject_add_internal+0x590/0xc54 [ 74.371891][ T5567] kobject_init_and_add+0x118/0x17c [ 74.372620][ T5567] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.373271][ T5567] gfs2_fill_super+0xdac/0x19e0 [ 74.373955][ T5567] get_tree_bdev+0x358/0x544 [ 74.374600][ T5567] gfs2_get_tree+0x54/0x1b4 [ 74.375203][ T5567] vfs_get_tree+0x90/0x274 [ 74.375798][ T5567] do_new_mount+0x228/0x810 [ 74.376416][ T5567] path_mount+0x5b4/0x1000 [ 74.377014][ T5567] __arm64_sys_mount+0x514/0x5e4 [ 74.377709][ T5567] invoke_syscall+0x98/0x2b8 [ 74.378363][ T5567] el0_svc_common+0x138/0x258 [ 74.378988][ T5567] do_el0_svc+0x58/0x14c [ 74.379580][ T5567] el0_svc+0x78/0x1e0 [ 74.380123][ T5567] el0t_64_sync_handler+0xcc/0xe4 [ 74.380860][ T5567] el0t_64_sync+0x1a0/0x1a4 [ 74.418651][ T5567] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.426865][ T5567] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.534960][ T5561] loop4: detected capacity change from 0 to 32768 [ 74.582629][ T5561] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.583826][ T5561] CPU: 1 PID: 5561 Comm: syz.4.24 Not tainted syzkaller #0 [ 74.584989][ T5561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.586473][ T5561] Call trace: [ 74.587036][ T5561] dump_backtrace+0x0/0x43c [ 74.587794][ T5561] show_stack+0x2c/0x3c [ 74.588469][ T5561] __dump_stack+0x30/0x40 [ 74.589145][ T5561] dump_stack_lvl+0xf8/0x160 [ 74.589822][ T5561] dump_stack+0x1c/0x5c [ 74.590498][ T5561] sysfs_create_dir_ns+0x22c/0x24c [ 74.590665][ T5563] loop1: detected capacity change from 0 to 32768 [ 74.591296][ T5561] kobject_add_internal+0x590/0xc54 [ 74.593105][ T5561] kobject_init_and_add+0x118/0x17c [ 74.593921][ T5561] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.594625][ T5561] gfs2_fill_super+0xdac/0x19e0 [ 74.595348][ T5561] get_tree_bdev+0x358/0x544 [ 74.596080][ T5561] gfs2_get_tree+0x54/0x1b4 [ 74.596840][ T5561] vfs_get_tree+0x90/0x274 [ 74.597489][ T5561] do_new_mount+0x228/0x810 [ 74.598157][ T5561] path_mount+0x5b4/0x1000 [ 74.598816][ T5561] __arm64_sys_mount+0x514/0x5e4 [ 74.599552][ T5561] invoke_syscall+0x98/0x2b8 [ 74.600193][ T5561] el0_svc_common+0x138/0x258 [ 74.600903][ T5561] do_el0_svc+0x58/0x14c [ 74.601510][ T5561] el0_svc+0x78/0x1e0 [ 74.602038][ T5561] el0t_64_sync_handler+0xcc/0xe4 [ 74.602734][ T5561] el0t_64_sync+0x1a0/0x1a4 [ 74.610312][ T5563] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.611484][ T5563] CPU: 0 PID: 5563 Comm: syz.1.25 Not tainted syzkaller #0 [ 74.612560][ T5563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.614004][ T5563] Call trace: [ 74.614525][ T5563] dump_backtrace+0x0/0x43c [ 74.615236][ T5563] show_stack+0x2c/0x3c [ 74.615877][ T5563] __dump_stack+0x30/0x40 [ 74.616562][ T5563] dump_stack_lvl+0xf8/0x160 [ 74.617311][ T5563] dump_stack+0x1c/0x5c [ 74.617935][ T5563] sysfs_create_dir_ns+0x22c/0x24c [ 74.618719][ T5563] kobject_add_internal+0x590/0xc54 [ 74.619509][ T5563] kobject_init_and_add+0x118/0x17c [ 74.620294][ T5563] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.620964][ T5563] gfs2_fill_super+0xdac/0x19e0 [ 74.621684][ T5563] get_tree_bdev+0x358/0x544 [ 74.622363][ T5563] gfs2_get_tree+0x54/0x1b4 [ 74.623004][ T5563] vfs_get_tree+0x90/0x274 [ 74.623646][ T5563] do_new_mount+0x228/0x810 [ 74.624264][ T5563] path_mount+0x5b4/0x1000 [ 74.624895][ T5563] __arm64_sys_mount+0x514/0x5e4 [ 74.625561][ T5563] invoke_syscall+0x98/0x2b8 [ 74.626256][ T5563] el0_svc_common+0x138/0x258 [ 74.626877][ T5563] do_el0_svc+0x58/0x14c [ 74.627489][ T5563] el0_svc+0x78/0x1e0 [ 74.628073][ T5563] el0t_64_sync_handler+0xcc/0xe4 [ 74.628815][ T5563] el0t_64_sync+0x1a0/0x1a4 [ 74.640651][ T5561] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.642612][ T5561] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.643358][ T5565] loop3: detected capacity change from 0 to 32768 [ 74.652306][ T5565] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.653463][ T5565] CPU: 0 PID: 5565 Comm: syz.3.26 Not tainted syzkaller #0 [ 74.654532][ T5565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.655961][ T5565] Call trace: [ 74.656412][ T5565] dump_backtrace+0x0/0x43c [ 74.657105][ T5565] show_stack+0x2c/0x3c [ 74.657712][ T5565] __dump_stack+0x30/0x40 [ 74.658284][ T5565] dump_stack_lvl+0xf8/0x160 [ 74.659000][ T5565] dump_stack+0x1c/0x5c [ 74.659607][ T5565] sysfs_create_dir_ns+0x22c/0x24c [ 74.660391][ T5565] kobject_add_internal+0x590/0xc54 [ 74.661170][ T5565] kobject_init_and_add+0x118/0x17c [ 74.661950][ T5565] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.662626][ T5565] gfs2_fill_super+0xdac/0x19e0 [ 74.663279][ T5565] get_tree_bdev+0x358/0x544 [ 74.663946][ T5565] gfs2_get_tree+0x54/0x1b4 [ 74.664602][ T5565] vfs_get_tree+0x90/0x274 [ 74.665272][ T5565] do_new_mount+0x228/0x810 [ 74.665956][ T5565] path_mount+0x5b4/0x1000 [ 74.666603][ T5565] __arm64_sys_mount+0x514/0x5e4 [ 74.667305][ T5565] invoke_syscall+0x98/0x2b8 [ 74.667962][ T5565] el0_svc_common+0x138/0x258 [ 74.668683][ T5565] do_el0_svc+0x58/0x14c [ 74.669261][ T5565] el0_svc+0x78/0x1e0 [ 74.669813][ T5565] el0t_64_sync_handler+0xcc/0xe4 [ 74.670527][ T5565] el0t_64_sync+0x1a0/0x1a4 [ 74.680881][ T5563] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.682867][ T5563] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.709686][ T5565] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.711708][ T5565] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.718043][ T5567] loop2: detected capacity change from 0 to 32768 [ 74.725927][ T5567] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 74.728133][ T5567] CPU: 1 PID: 5567 Comm: syz.2.27 Not tainted syzkaller #0 [ 74.729124][ T5567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 74.730584][ T5567] Call trace: [ 74.731056][ T5567] dump_backtrace+0x0/0x43c [ 74.731683][ T5567] show_stack+0x2c/0x3c [ 74.732271][ T5567] __dump_stack+0x30/0x40 [ 74.732887][ T5567] dump_stack_lvl+0xf8/0x160 [ 74.733525][ T5567] dump_stack+0x1c/0x5c [ 74.734097][ T5567] sysfs_create_dir_ns+0x22c/0x24c [ 74.734804][ T5567] kobject_add_internal+0x590/0xc54 [ 74.735490][ T5567] kobject_init_and_add+0x118/0x17c [ 74.736247][ T5567] gfs2_sys_fs_add+0x1dc/0x3d8 [ 74.736904][ T5567] gfs2_fill_super+0xdac/0x19e0 [ 74.737592][ T5567] get_tree_bdev+0x358/0x544 [ 74.738256][ T5567] gfs2_get_tree+0x54/0x1b4 [ 74.738849][ T5567] vfs_get_tree+0x90/0x274 [ 74.739487][ T5567] do_new_mount+0x228/0x810 [ 74.740112][ T5567] path_mount+0x5b4/0x1000 [ 74.740674][ T5567] __arm64_sys_mount+0x514/0x5e4 [ 74.741372][ T5567] invoke_syscall+0x98/0x2b8 [ 74.742033][ T5567] el0_svc_common+0x138/0x258 [ 74.742696][ T5567] do_el0_svc+0x58/0x14c [ 74.743294][ T5567] el0_svc+0x78/0x1e0 [ 74.743852][ T5567] el0t_64_sync_handler+0xcc/0xe4 [ 74.744541][ T5567] el0t_64_sync+0x1a0/0x1a4 [ 74.772277][ T5567] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 74.776613][ T5567] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 74.992541][ T5594] loop4: detected capacity change from 0 to 32768 [ 75.000688][ T5594] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.001738][ T5594] CPU: 0 PID: 5594 Comm: syz.4.28 Not tainted syzkaller #0 [ 75.002803][ T5594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.004261][ T5594] Call trace: [ 75.004667][ T5594] dump_backtrace+0x0/0x43c [ 75.005260][ T5594] show_stack+0x2c/0x3c [ 75.005853][ T5594] __dump_stack+0x30/0x40 [ 75.006490][ T5594] dump_stack_lvl+0xf8/0x160 [ 75.007225][ T5594] dump_stack+0x1c/0x5c [ 75.007811][ T5594] sysfs_create_dir_ns+0x22c/0x24c [ 75.008486][ T5594] kobject_add_internal+0x590/0xc54 [ 75.009368][ T5594] kobject_init_and_add+0x118/0x17c [ 75.010161][ T5594] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.010913][ T5594] gfs2_fill_super+0xdac/0x19e0 [ 75.011659][ T5594] get_tree_bdev+0x358/0x544 [ 75.012314][ T5594] gfs2_get_tree+0x54/0x1b4 [ 75.012988][ T5594] vfs_get_tree+0x90/0x274 [ 75.013644][ T5594] do_new_mount+0x228/0x810 [ 75.014347][ T5594] path_mount+0x5b4/0x1000 [ 75.015009][ T5594] __arm64_sys_mount+0x514/0x5e4 [ 75.015706][ T5594] invoke_syscall+0x98/0x2b8 [ 75.016361][ T5594] el0_svc_common+0x138/0x258 [ 75.017011][ T5594] do_el0_svc+0x58/0x14c [ 75.017637][ T5594] el0_svc+0x78/0x1e0 [ 75.018218][ T5594] el0t_64_sync_handler+0xcc/0xe4 [ 75.018938][ T5594] el0t_64_sync+0x1a0/0x1a4 [ 75.033333][ T5597] loop1: detected capacity change from 0 to 32768 [ 75.047402][ T5594] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.049362][ T5594] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.067107][ T5605] loop2: detected capacity change from 0 to 32768 [ 75.080732][ T5597] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.082019][ T5597] CPU: 0 PID: 5597 Comm: syz.1.29 Not tainted syzkaller #0 [ 75.083071][ T5597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.084511][ T5597] Call trace: [ 75.084926][ T5597] dump_backtrace+0x0/0x43c [ 75.085513][ T5597] show_stack+0x2c/0x3c [ 75.086060][ T5597] __dump_stack+0x30/0x40 [ 75.086666][ T5597] dump_stack_lvl+0xf8/0x160 [ 75.087360][ T5597] dump_stack+0x1c/0x5c [ 75.088036][ T5597] sysfs_create_dir_ns+0x22c/0x24c [ 75.088824][ T5597] kobject_add_internal+0x590/0xc54 [ 75.089590][ T5597] kobject_init_and_add+0x118/0x17c [ 75.090385][ T5597] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.091086][ T5597] gfs2_fill_super+0xdac/0x19e0 [ 75.091814][ T5597] get_tree_bdev+0x358/0x544 [ 75.092532][ T5597] gfs2_get_tree+0x54/0x1b4 [ 75.093144][ T5597] vfs_get_tree+0x90/0x274 [ 75.093788][ T5597] do_new_mount+0x228/0x810 [ 75.094437][ T5597] path_mount+0x5b4/0x1000 [ 75.095039][ T5597] __arm64_sys_mount+0x514/0x5e4 [ 75.095188][ T5605] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.095747][ T5597] invoke_syscall+0x98/0x2b8 [ 75.097571][ T5597] el0_svc_common+0x138/0x258 [ 75.098237][ T5597] do_el0_svc+0x58/0x14c [ 75.098841][ T5597] el0_svc+0x78/0x1e0 [ 75.099391][ T5597] el0t_64_sync_handler+0xcc/0xe4 [ 75.100148][ T5597] el0t_64_sync+0x1a0/0x1a4 [ 75.102843][ T5605] CPU: 1 PID: 5605 Comm: syz.2.31 Not tainted syzkaller #0 [ 75.103966][ T5605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.105502][ T5605] Call trace: [ 75.106008][ T5605] dump_backtrace+0x0/0x43c [ 75.106637][ T5605] show_stack+0x2c/0x3c [ 75.107236][ T5605] __dump_stack+0x30/0x40 [ 75.107837][ T5605] dump_stack_lvl+0xf8/0x160 [ 75.108447][ T5605] dump_stack+0x1c/0x5c [ 75.109031][ T5605] sysfs_create_dir_ns+0x22c/0x24c [ 75.109768][ T5605] kobject_add_internal+0x590/0xc54 [ 75.110551][ T5605] kobject_init_and_add+0x118/0x17c [ 75.111336][ T5605] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.112015][ T5605] gfs2_fill_super+0xdac/0x19e0 [ 75.112746][ T5605] get_tree_bdev+0x358/0x544 [ 75.113395][ T5605] gfs2_get_tree+0x54/0x1b4 [ 75.114048][ T5605] vfs_get_tree+0x90/0x274 [ 75.114672][ T5605] do_new_mount+0x228/0x810 [ 75.115371][ T5605] path_mount+0x5b4/0x1000 [ 75.116003][ T5605] __arm64_sys_mount+0x514/0x5e4 [ 75.116714][ T5605] invoke_syscall+0x98/0x2b8 [ 75.117360][ T5605] el0_svc_common+0x138/0x258 [ 75.118073][ T5605] do_el0_svc+0x58/0x14c [ 75.118697][ T5605] el0_svc+0x78/0x1e0 [ 75.119276][ T5605] el0t_64_sync_handler+0xcc/0xe4 [ 75.119942][ T5605] el0t_64_sync+0x1a0/0x1a4 [ 75.144302][ T5597] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.146246][ T5597] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.156652][ T5605] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.158597][ T5605] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.165052][ T5614] loop3: detected capacity change from 0 to 32768 [ 75.185152][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.186383][ T5614] CPU: 0 PID: 5614 Comm: syz.3.30 Not tainted syzkaller #0 [ 75.187522][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.189099][ T5614] Call trace: [ 75.189598][ T5614] dump_backtrace+0x0/0x43c [ 75.190296][ T5614] show_stack+0x2c/0x3c [ 75.190904][ T5614] __dump_stack+0x30/0x40 [ 75.191560][ T5614] dump_stack_lvl+0xf8/0x160 [ 75.192264][ T5614] dump_stack+0x1c/0x5c [ 75.192889][ T5614] sysfs_create_dir_ns+0x22c/0x24c [ 75.193702][ T5614] kobject_add_internal+0x590/0xc54 [ 75.194482][ T5614] kobject_init_and_add+0x118/0x17c [ 75.195380][ T5614] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.196132][ T5614] gfs2_fill_super+0xdac/0x19e0 [ 75.196832][ T5614] get_tree_bdev+0x358/0x544 [ 75.197523][ T5614] gfs2_get_tree+0x54/0x1b4 [ 75.198171][ T5614] vfs_get_tree+0x90/0x274 [ 75.198820][ T5614] do_new_mount+0x228/0x810 [ 75.199470][ T5614] path_mount+0x5b4/0x1000 [ 75.200099][ T5614] __arm64_sys_mount+0x514/0x5e4 [ 75.200881][ T5614] invoke_syscall+0x98/0x2b8 [ 75.201580][ T5614] el0_svc_common+0x138/0x258 [ 75.202286][ T5614] do_el0_svc+0x58/0x14c [ 75.202890][ T5614] el0_svc+0x78/0x1e0 [ 75.203436][ T5614] el0t_64_sync_handler+0xcc/0xe4 [ 75.204198][ T5614] el0t_64_sync+0x1a0/0x1a4 [ 75.261939][ T5614] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.264068][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.379313][ T5594] loop4: detected capacity change from 0 to 32768 [ 75.393275][ T5594] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.394473][ T5594] CPU: 0 PID: 5594 Comm: syz.4.28 Not tainted syzkaller #0 [ 75.395586][ T5594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.397119][ T5594] Call trace: [ 75.397623][ T5594] dump_backtrace+0x0/0x43c [ 75.398257][ T5594] show_stack+0x2c/0x3c [ 75.398887][ T5594] __dump_stack+0x30/0x40 [ 75.399510][ T5594] dump_stack_lvl+0xf8/0x160 [ 75.400206][ T5594] dump_stack+0x1c/0x5c [ 75.400824][ T5594] sysfs_create_dir_ns+0x22c/0x24c [ 75.401631][ T5594] kobject_add_internal+0x590/0xc54 [ 75.402403][ T5594] kobject_init_and_add+0x118/0x17c [ 75.403238][ T5594] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.403953][ T5594] gfs2_fill_super+0xdac/0x19e0 [ 75.404675][ T5594] get_tree_bdev+0x358/0x544 [ 75.405327][ T5594] gfs2_get_tree+0x54/0x1b4 [ 75.405985][ T5594] vfs_get_tree+0x90/0x274 [ 75.406644][ T5594] do_new_mount+0x228/0x810 [ 75.407264][ T5594] path_mount+0x5b4/0x1000 [ 75.407948][ T5594] __arm64_sys_mount+0x514/0x5e4 [ 75.408648][ T5594] invoke_syscall+0x98/0x2b8 [ 75.409313][ T5594] el0_svc_common+0x138/0x258 [ 75.409974][ T5594] do_el0_svc+0x58/0x14c [ 75.410579][ T5594] el0_svc+0x78/0x1e0 [ 75.411158][ T5594] el0t_64_sync_handler+0xcc/0xe4 [ 75.411935][ T5594] el0t_64_sync+0x1a0/0x1a4 [ 75.448064][ T5605] loop2: detected capacity change from 0 to 32768 [ 75.460188][ T5594] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.462314][ T5594] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.474522][ T5597] loop1: detected capacity change from 0 to 32768 [ 75.490457][ T5605] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.491643][ T5605] CPU: 1 PID: 5605 Comm: syz.2.31 Not tainted syzkaller #0 [ 75.492907][ T5605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.494493][ T5605] Call trace: [ 75.494987][ T5605] dump_backtrace+0x0/0x43c [ 75.495666][ T5605] show_stack+0x2c/0x3c [ 75.496271][ T5605] __dump_stack+0x30/0x40 [ 75.496949][ T5605] dump_stack_lvl+0xf8/0x160 [ 75.497643][ T5605] dump_stack+0x1c/0x5c [ 75.498302][ T5605] sysfs_create_dir_ns+0x22c/0x24c [ 75.499053][ T5605] kobject_add_internal+0x590/0xc54 [ 75.499788][ T5605] kobject_init_and_add+0x118/0x17c [ 75.500557][ T5605] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.501283][ T5605] gfs2_fill_super+0xdac/0x19e0 [ 75.501967][ T5605] get_tree_bdev+0x358/0x544 [ 75.502697][ T5605] gfs2_get_tree+0x54/0x1b4 [ 75.503400][ T5605] vfs_get_tree+0x90/0x274 [ 75.504041][ T5605] do_new_mount+0x228/0x810 [ 75.504679][ T5605] path_mount+0x5b4/0x1000 [ 75.505340][ T5605] __arm64_sys_mount+0x514/0x5e4 [ 75.506161][ T5605] invoke_syscall+0x98/0x2b8 [ 75.506872][ T5605] el0_svc_common+0x138/0x258 [ 75.507548][ T5605] do_el0_svc+0x58/0x14c [ 75.508253][ T5605] el0_svc+0x78/0x1e0 [ 75.508860][ T5605] el0t_64_sync_handler+0xcc/0xe4 [ 75.509587][ T5605] el0t_64_sync+0x1a0/0x1a4 [ 75.520253][ T5597] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.521565][ T5597] CPU: 0 PID: 5597 Comm: syz.1.29 Not tainted syzkaller #0 [ 75.522651][ T5597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.524090][ T5597] Call trace: [ 75.524554][ T5597] dump_backtrace+0x0/0x43c [ 75.525211][ T5597] show_stack+0x2c/0x3c [ 75.525820][ T5597] __dump_stack+0x30/0x40 [ 75.526394][ T5597] dump_stack_lvl+0xf8/0x160 [ 75.527070][ T5597] dump_stack+0x1c/0x5c [ 75.527667][ T5597] sysfs_create_dir_ns+0x22c/0x24c [ 75.528393][ T5597] kobject_add_internal+0x590/0xc54 [ 75.529120][ T5597] kobject_init_and_add+0x118/0x17c [ 75.529874][ T5597] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.530552][ T5597] gfs2_fill_super+0xdac/0x19e0 [ 75.531260][ T5597] get_tree_bdev+0x358/0x544 [ 75.531922][ T5597] gfs2_get_tree+0x54/0x1b4 [ 75.532561][ T5597] vfs_get_tree+0x90/0x274 [ 75.533200][ T5597] do_new_mount+0x228/0x810 [ 75.533872][ T5597] path_mount+0x5b4/0x1000 [ 75.534478][ T5597] __arm64_sys_mount+0x514/0x5e4 [ 75.535168][ T5597] invoke_syscall+0x98/0x2b8 [ 75.535876][ T5597] el0_svc_common+0x138/0x258 [ 75.536571][ T5597] do_el0_svc+0x58/0x14c [ 75.537207][ T5597] el0_svc+0x78/0x1e0 [ 75.537740][ T5597] el0t_64_sync_handler+0xcc/0xe4 [ 75.538543][ T5597] el0t_64_sync+0x1a0/0x1a4 [ 75.557275][ T5605] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.565259][ T5605] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.572910][ T5614] loop3: detected capacity change from 0 to 32768 [ 75.579493][ T5597] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.584545][ T5597] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.615724][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.616954][ T5614] CPU: 0 PID: 5614 Comm: syz.3.30 Not tainted syzkaller #0 [ 75.617980][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.619470][ T5614] Call trace: [ 75.619950][ T5614] dump_backtrace+0x0/0x43c [ 75.620608][ T5614] show_stack+0x2c/0x3c [ 75.621232][ T5614] __dump_stack+0x30/0x40 [ 75.621916][ T5614] dump_stack_lvl+0xf8/0x160 [ 75.622610][ T5614] dump_stack+0x1c/0x5c [ 75.623248][ T5614] sysfs_create_dir_ns+0x22c/0x24c [ 75.624017][ T5614] kobject_add_internal+0x590/0xc54 [ 75.624765][ T5614] kobject_init_and_add+0x118/0x17c [ 75.625497][ T5614] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.626133][ T5614] gfs2_fill_super+0xdac/0x19e0 [ 75.626838][ T5614] get_tree_bdev+0x358/0x544 [ 75.627472][ T5614] gfs2_get_tree+0x54/0x1b4 [ 75.628093][ T5614] vfs_get_tree+0x90/0x274 [ 75.628726][ T5614] do_new_mount+0x228/0x810 [ 75.629337][ T5614] path_mount+0x5b4/0x1000 [ 75.629967][ T5614] __arm64_sys_mount+0x514/0x5e4 [ 75.630644][ T5614] invoke_syscall+0x98/0x2b8 [ 75.631363][ T5614] el0_svc_common+0x138/0x258 [ 75.632096][ T5614] do_el0_svc+0x58/0x14c [ 75.632690][ T5614] el0_svc+0x78/0x1e0 [ 75.633270][ T5614] el0t_64_sync_handler+0xcc/0xe4 [ 75.633984][ T5614] el0t_64_sync+0x1a0/0x1a4 [ 75.671031][ T5614] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.672834][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.784612][ T5646] loop4: detected capacity change from 0 to 32768 [ 75.830268][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.831347][ T5646] CPU: 0 PID: 5646 Comm: syz.4.32 Not tainted syzkaller #0 [ 75.832414][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.834072][ T5646] Call trace: [ 75.834526][ T5646] dump_backtrace+0x0/0x43c [ 75.835164][ T5646] show_stack+0x2c/0x3c [ 75.835839][ T5646] __dump_stack+0x30/0x40 [ 75.836480][ T5646] dump_stack_lvl+0xf8/0x160 [ 75.837205][ T5646] dump_stack+0x1c/0x5c [ 75.837807][ T5646] sysfs_create_dir_ns+0x22c/0x24c [ 75.838492][ T5646] kobject_add_internal+0x590/0xc54 [ 75.839264][ T5646] kobject_init_and_add+0x118/0x17c [ 75.840009][ T5646] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.840666][ T5646] gfs2_fill_super+0xdac/0x19e0 [ 75.841372][ T5646] get_tree_bdev+0x358/0x544 [ 75.842076][ T5646] gfs2_get_tree+0x54/0x1b4 [ 75.842752][ T5646] vfs_get_tree+0x90/0x274 [ 75.843412][ T5646] do_new_mount+0x228/0x810 [ 75.844050][ T5646] path_mount+0x5b4/0x1000 [ 75.844734][ T5646] __arm64_sys_mount+0x514/0x5e4 [ 75.845505][ T5646] invoke_syscall+0x98/0x2b8 [ 75.846140][ T5646] el0_svc_common+0x138/0x258 [ 75.846856][ T5646] do_el0_svc+0x58/0x14c [ 75.847449][ T5646] el0_svc+0x78/0x1e0 [ 75.848065][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 75.848765][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 75.881229][ T5654] loop2: detected capacity change from 0 to 32768 [ 75.885789][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 75.887848][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 75.917253][ T5657] loop1: detected capacity change from 0 to 32768 [ 75.933146][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.934369][ T5654] CPU: 1 PID: 5654 Comm: syz.2.33 Not tainted syzkaller #0 [ 75.935393][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.936866][ T5654] Call trace: [ 75.937401][ T5654] dump_backtrace+0x0/0x43c [ 75.938081][ T5654] show_stack+0x2c/0x3c [ 75.938732][ T5654] __dump_stack+0x30/0x40 [ 75.939317][ T5654] dump_stack_lvl+0xf8/0x160 [ 75.940033][ T5654] dump_stack+0x1c/0x5c [ 75.940623][ T5654] sysfs_create_dir_ns+0x22c/0x24c [ 75.941376][ T5654] kobject_add_internal+0x590/0xc54 [ 75.942170][ T5654] kobject_init_and_add+0x118/0x17c [ 75.942959][ T5654] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.943637][ T5654] gfs2_fill_super+0xdac/0x19e0 [ 75.944353][ T5654] get_tree_bdev+0x358/0x544 [ 75.944961][ T5654] gfs2_get_tree+0x54/0x1b4 [ 75.945637][ T5654] vfs_get_tree+0x90/0x274 [ 75.946254][ T5654] do_new_mount+0x228/0x810 [ 75.946949][ T5654] path_mount+0x5b4/0x1000 [ 75.947599][ T5654] __arm64_sys_mount+0x514/0x5e4 [ 75.948356][ T5654] invoke_syscall+0x98/0x2b8 [ 75.949022][ T5654] el0_svc_common+0x138/0x258 [ 75.949686][ T5654] do_el0_svc+0x58/0x14c [ 75.950264][ T5654] el0_svc+0x78/0x1e0 [ 75.950823][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 75.951537][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 75.953272][ T5662] loop3: detected capacity change from 0 to 32768 [ 75.967422][ T5657] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 75.968683][ T5657] CPU: 1 PID: 5657 Comm: syz.1.34 Not tainted syzkaller #0 [ 75.969731][ T5657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 75.971289][ T5657] Call trace: [ 75.971788][ T5657] dump_backtrace+0x0/0x43c [ 75.972429][ T5657] show_stack+0x2c/0x3c [ 75.973016][ T5657] __dump_stack+0x30/0x40 [ 75.973621][ T5657] dump_stack_lvl+0xf8/0x160 [ 75.974267][ T5657] dump_stack+0x1c/0x5c [ 75.974901][ T5657] sysfs_create_dir_ns+0x22c/0x24c [ 75.975629][ T5657] kobject_add_internal+0x590/0xc54 [ 75.976488][ T5657] kobject_init_and_add+0x118/0x17c [ 75.977296][ T5657] gfs2_sys_fs_add+0x1dc/0x3d8 [ 75.978023][ T5657] gfs2_fill_super+0xdac/0x19e0 [ 75.978761][ T5657] get_tree_bdev+0x358/0x544 [ 75.979418][ T5657] gfs2_get_tree+0x54/0x1b4 [ 75.980093][ T5657] vfs_get_tree+0x90/0x274 [ 75.980771][ T5657] do_new_mount+0x228/0x810 [ 75.981454][ T5657] path_mount+0x5b4/0x1000 [ 75.982158][ T5657] __arm64_sys_mount+0x514/0x5e4 [ 75.982857][ T5657] invoke_syscall+0x98/0x2b8 [ 75.983551][ T5657] el0_svc_common+0x138/0x258 [ 75.984294][ T5657] do_el0_svc+0x58/0x14c [ 75.984895][ T5657] el0_svc+0x78/0x1e0 [ 75.985525][ T5657] el0t_64_sync_handler+0xcc/0xe4 [ 75.986259][ T5657] el0t_64_sync+0x1a0/0x1a4 [ 76.000159][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.001654][ T5662] CPU: 0 PID: 5662 Comm: syz.3.35 Not tainted syzkaller #0 [ 76.002683][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.004249][ T5662] Call trace: [ 76.004727][ T5662] dump_backtrace+0x0/0x43c [ 76.005403][ T5662] show_stack+0x2c/0x3c [ 76.005963][ T5662] __dump_stack+0x30/0x40 [ 76.006621][ T5662] dump_stack_lvl+0xf8/0x160 [ 76.007276][ T5662] dump_stack+0x1c/0x5c [ 76.007862][ T5662] sysfs_create_dir_ns+0x22c/0x24c [ 76.008640][ T5662] kobject_add_internal+0x590/0xc54 [ 76.009418][ T5662] kobject_init_and_add+0x118/0x17c [ 76.010202][ T5662] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.010941][ T5662] gfs2_fill_super+0xdac/0x19e0 [ 76.011648][ T5662] get_tree_bdev+0x358/0x544 [ 76.012344][ T5662] gfs2_get_tree+0x54/0x1b4 [ 76.013023][ T5662] vfs_get_tree+0x90/0x274 [ 76.013692][ T5662] do_new_mount+0x228/0x810 [ 76.014362][ T5662] path_mount+0x5b4/0x1000 [ 76.015017][ T5662] __arm64_sys_mount+0x514/0x5e4 [ 76.015739][ T5662] invoke_syscall+0x98/0x2b8 [ 76.016421][ T5662] el0_svc_common+0x138/0x258 [ 76.017140][ T5662] do_el0_svc+0x58/0x14c [ 76.017761][ T5662] el0_svc+0x78/0x1e0 [ 76.018335][ T5662] el0t_64_sync_handler+0xcc/0xe4 [ 76.019006][ T5662] el0t_64_sync+0x1a0/0x1a4 [ 76.020923][ T5654] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.023040][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.060472][ T5657] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.062612][ T5657] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.071247][ T5662] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.073185][ T5662] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.144117][ T5646] loop4: detected capacity change from 0 to 32768 [ 76.211863][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.213040][ T5646] CPU: 0 PID: 5646 Comm: syz.4.32 Not tainted syzkaller #0 [ 76.214106][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.215715][ T5646] Call trace: [ 76.216162][ T5646] dump_backtrace+0x0/0x43c [ 76.216787][ T5646] show_stack+0x2c/0x3c [ 76.217413][ T5646] __dump_stack+0x30/0x40 [ 76.218042][ T5646] dump_stack_lvl+0xf8/0x160 [ 76.218725][ T5646] dump_stack+0x1c/0x5c [ 76.219374][ T5646] sysfs_create_dir_ns+0x22c/0x24c [ 76.220138][ T5646] kobject_add_internal+0x590/0xc54 [ 76.220866][ T5646] kobject_init_and_add+0x118/0x17c [ 76.221641][ T5646] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.222358][ T5646] gfs2_fill_super+0xdac/0x19e0 [ 76.223026][ T5646] get_tree_bdev+0x358/0x544 [ 76.223723][ T5646] gfs2_get_tree+0x54/0x1b4 [ 76.224381][ T5646] vfs_get_tree+0x90/0x274 [ 76.224985][ T5646] do_new_mount+0x228/0x810 [ 76.225576][ T5646] path_mount+0x5b4/0x1000 [ 76.226207][ T5646] __arm64_sys_mount+0x514/0x5e4 [ 76.226965][ T5646] invoke_syscall+0x98/0x2b8 [ 76.227670][ T5646] el0_svc_common+0x138/0x258 [ 76.228364][ T5646] do_el0_svc+0x58/0x14c [ 76.228955][ T5646] el0_svc+0x78/0x1e0 [ 76.229539][ T5646] el0t_64_sync_handler+0xcc/0xe4 [ 76.230271][ T5646] el0t_64_sync+0x1a0/0x1a4 [ 76.281656][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.283572][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.331712][ T5654] loop2: detected capacity change from 0 to 32768 1970/01/01 00:01:16 executed programs: 31 [ 76.379301][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.380642][ T5654] CPU: 1 PID: 5654 Comm: syz.2.33 Not tainted syzkaller #0 [ 76.381807][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.383237][ T5654] Call trace: [ 76.383676][ T5654] dump_backtrace+0x0/0x43c [ 76.384365][ T5654] show_stack+0x2c/0x3c [ 76.384964][ T5654] __dump_stack+0x30/0x40 [ 76.385588][ T5654] dump_stack_lvl+0xf8/0x160 [ 76.386224][ T5654] dump_stack+0x1c/0x5c [ 76.386791][ T5654] sysfs_create_dir_ns+0x22c/0x24c [ 76.387546][ T5654] kobject_add_internal+0x590/0xc54 [ 76.388278][ T5654] kobject_init_and_add+0x118/0x17c [ 76.388691][ T5662] loop3: detected capacity change from 0 to 32768 [ 76.389003][ T5654] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.390642][ T5654] gfs2_fill_super+0xdac/0x19e0 [ 76.391350][ T5654] get_tree_bdev+0x358/0x544 [ 76.391974][ T5654] gfs2_get_tree+0x54/0x1b4 [ 76.392617][ T5654] vfs_get_tree+0x90/0x274 [ 76.393232][ T5654] do_new_mount+0x228/0x810 [ 76.393955][ T5654] path_mount+0x5b4/0x1000 [ 76.394691][ T5654] __arm64_sys_mount+0x514/0x5e4 [ 76.395535][ T5654] invoke_syscall+0x98/0x2b8 [ 76.396300][ T5654] el0_svc_common+0x138/0x258 [ 76.397058][ T5654] do_el0_svc+0x58/0x14c [ 76.397689][ T5654] el0_svc+0x78/0x1e0 [ 76.398285][ T5654] el0t_64_sync_handler+0xcc/0xe4 [ 76.399088][ T5654] el0t_64_sync+0x1a0/0x1a4 [ 76.414208][ T5657] loop1: detected capacity change from 0 to 32768 [ 76.431514][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.432878][ T5662] CPU: 0 PID: 5662 Comm: syz.3.35 Not tainted syzkaller #0 [ 76.434071][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.435541][ T5662] Call trace: [ 76.436023][ T5662] dump_backtrace+0x0/0x43c [ 76.436725][ T5662] show_stack+0x2c/0x3c [ 76.437333][ T5662] __dump_stack+0x30/0x40 [ 76.437919][ T5662] dump_stack_lvl+0xf8/0x160 [ 76.438653][ T5662] dump_stack+0x1c/0x5c [ 76.439210][ T5662] sysfs_create_dir_ns+0x22c/0x24c [ 76.439849][ T5654] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.440028][ T5662] kobject_add_internal+0x590/0xc54 [ 76.442071][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.442680][ T5662] kobject_init_and_add+0x118/0x17c [ 76.444282][ T5662] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.445031][ T5662] gfs2_fill_super+0xdac/0x19e0 [ 76.445747][ T5662] get_tree_bdev+0x358/0x544 [ 76.446382][ T5662] gfs2_get_tree+0x54/0x1b4 [ 76.447022][ T5662] vfs_get_tree+0x90/0x274 [ 76.447650][ T5662] do_new_mount+0x228/0x810 [ 76.448301][ T5662] path_mount+0x5b4/0x1000 [ 76.448921][ T5662] __arm64_sys_mount+0x514/0x5e4 [ 76.449639][ T5662] invoke_syscall+0x98/0x2b8 [ 76.450357][ T5662] el0_svc_common+0x138/0x258 [ 76.451030][ T5662] do_el0_svc+0x58/0x14c [ 76.451624][ T5662] el0_svc+0x78/0x1e0 [ 76.452161][ T5662] el0t_64_sync_handler+0xcc/0xe4 [ 76.452930][ T5662] el0t_64_sync+0x1a0/0x1a4 [ 76.461874][ T5657] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.463193][ T5657] CPU: 1 PID: 5657 Comm: syz.1.34 Not tainted syzkaller #0 [ 76.464368][ T5657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.465724][ T5657] Call trace: [ 76.466209][ T5657] dump_backtrace+0x0/0x43c [ 76.466897][ T5657] show_stack+0x2c/0x3c [ 76.467490][ T5657] __dump_stack+0x30/0x40 [ 76.468160][ T5657] dump_stack_lvl+0xf8/0x160 [ 76.468843][ T5657] dump_stack+0x1c/0x5c [ 76.469474][ T5657] sysfs_create_dir_ns+0x22c/0x24c [ 76.470366][ T5657] kobject_add_internal+0x590/0xc54 [ 76.471173][ T5657] kobject_init_and_add+0x118/0x17c [ 76.471988][ T5657] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.472710][ T5657] gfs2_fill_super+0xdac/0x19e0 [ 76.473430][ T5657] get_tree_bdev+0x358/0x544 [ 76.474132][ T5657] gfs2_get_tree+0x54/0x1b4 [ 76.474820][ T5657] vfs_get_tree+0x90/0x274 [ 76.475488][ T5657] do_new_mount+0x228/0x810 [ 76.476169][ T5657] path_mount+0x5b4/0x1000 [ 76.476802][ T5657] __arm64_sys_mount+0x514/0x5e4 [ 76.477487][ T5657] invoke_syscall+0x98/0x2b8 [ 76.478149][ T5657] el0_svc_common+0x138/0x258 [ 76.478852][ T5657] do_el0_svc+0x58/0x14c [ 76.479512][ T5657] el0_svc+0x78/0x1e0 [ 76.480109][ T5657] el0t_64_sync_handler+0xcc/0xe4 [ 76.480863][ T5657] el0t_64_sync+0x1a0/0x1a4 [ 76.503968][ T5662] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.506243][ T5662] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.520399][ T5657] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.522334][ T5657] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.677552][ T5691] loop4: detected capacity change from 0 to 32768 [ 76.705227][ T5691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.706420][ T5691] CPU: 0 PID: 5691 Comm: syz.4.36 Not tainted syzkaller #0 [ 76.707589][ T5691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.709029][ T5691] Call trace: [ 76.709456][ T5691] dump_backtrace+0x0/0x43c [ 76.710140][ T5691] show_stack+0x2c/0x3c [ 76.710768][ T5691] __dump_stack+0x30/0x40 [ 76.711357][ T5691] dump_stack_lvl+0xf8/0x160 [ 76.712007][ T5691] dump_stack+0x1c/0x5c [ 76.712617][ T5691] sysfs_create_dir_ns+0x22c/0x24c [ 76.713442][ T5691] kobject_add_internal+0x590/0xc54 [ 76.714258][ T5691] kobject_init_and_add+0x118/0x17c [ 76.715018][ T5691] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.715754][ T5691] gfs2_fill_super+0xdac/0x19e0 [ 76.716462][ T5691] get_tree_bdev+0x358/0x544 [ 76.717139][ T5691] gfs2_get_tree+0x54/0x1b4 [ 76.717813][ T5691] vfs_get_tree+0x90/0x274 [ 76.718442][ T5691] do_new_mount+0x228/0x810 [ 76.719128][ T5691] path_mount+0x5b4/0x1000 [ 76.719816][ T5691] __arm64_sys_mount+0x514/0x5e4 [ 76.720609][ T5691] invoke_syscall+0x98/0x2b8 [ 76.721314][ T5691] el0_svc_common+0x138/0x258 [ 76.721999][ T5691] do_el0_svc+0x58/0x14c [ 76.722620][ T5691] el0_svc+0x78/0x1e0 [ 76.723250][ T5691] el0t_64_sync_handler+0xcc/0xe4 [ 76.724013][ T5691] el0t_64_sync+0x1a0/0x1a4 [ 76.763067][ T5691] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.767367][ T5691] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.776316][ T5700] loop2: detected capacity change from 0 to 32768 [ 76.800430][ T5708] loop3: detected capacity change from 0 to 32768 [ 76.819039][ T5707] loop1: detected capacity change from 0 to 32768 [ 76.821758][ T5700] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.822896][ T5700] CPU: 1 PID: 5700 Comm: syz.2.37 Not tainted syzkaller #0 [ 76.824032][ T5700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.825570][ T5700] Call trace: [ 76.826045][ T5700] dump_backtrace+0x0/0x43c [ 76.826704][ T5700] show_stack+0x2c/0x3c [ 76.827298][ T5700] __dump_stack+0x30/0x40 [ 76.827928][ T5700] dump_stack_lvl+0xf8/0x160 [ 76.828566][ T5700] dump_stack+0x1c/0x5c [ 76.829148][ T5700] sysfs_create_dir_ns+0x22c/0x24c [ 76.829939][ T5700] kobject_add_internal+0x590/0xc54 [ 76.830715][ T5700] kobject_init_and_add+0x118/0x17c [ 76.831474][ T5700] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.832163][ T5700] gfs2_fill_super+0xdac/0x19e0 [ 76.832834][ T5700] get_tree_bdev+0x358/0x544 [ 76.833542][ T5700] gfs2_get_tree+0x54/0x1b4 [ 76.834156][ T5700] vfs_get_tree+0x90/0x274 [ 76.834781][ T5700] do_new_mount+0x228/0x810 [ 76.835442][ T5700] path_mount+0x5b4/0x1000 [ 76.836073][ T5700] __arm64_sys_mount+0x514/0x5e4 [ 76.836838][ T5700] invoke_syscall+0x98/0x2b8 [ 76.837671][ T5700] el0_svc_common+0x138/0x258 [ 76.838383][ T5700] do_el0_svc+0x58/0x14c [ 76.838973][ T5700] el0_svc+0x78/0x1e0 [ 76.839572][ T5700] el0t_64_sync_handler+0xcc/0xe4 [ 76.840298][ T5700] el0t_64_sync+0x1a0/0x1a4 [ 76.849904][ T5708] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.850622][ T5700] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.851091][ T5708] CPU: 0 PID: 5708 Comm: syz.3.38 Not tainted syzkaller #0 [ 76.852971][ T5700] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.854015][ T5708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.856428][ T5708] Call trace: [ 76.856839][ T5708] dump_backtrace+0x0/0x43c [ 76.857575][ T5708] show_stack+0x2c/0x3c [ 76.858151][ T5708] __dump_stack+0x30/0x40 [ 76.858766][ T5708] dump_stack_lvl+0xf8/0x160 [ 76.859440][ T5708] dump_stack+0x1c/0x5c [ 76.860076][ T5708] sysfs_create_dir_ns+0x22c/0x24c [ 76.860768][ T5708] kobject_add_internal+0x590/0xc54 [ 76.861502][ T5708] kobject_init_and_add+0x118/0x17c [ 76.862238][ T5708] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.862946][ T5708] gfs2_fill_super+0xdac/0x19e0 [ 76.863663][ T5708] get_tree_bdev+0x358/0x544 [ 76.864296][ T5708] gfs2_get_tree+0x54/0x1b4 [ 76.864974][ T5708] vfs_get_tree+0x90/0x274 [ 76.865544][ T5708] do_new_mount+0x228/0x810 [ 76.866171][ T5708] path_mount+0x5b4/0x1000 [ 76.866758][ T5708] __arm64_sys_mount+0x514/0x5e4 [ 76.867480][ T5708] invoke_syscall+0x98/0x2b8 [ 76.868126][ T5708] el0_svc_common+0x138/0x258 [ 76.868777][ T5708] do_el0_svc+0x58/0x14c [ 76.869379][ T5708] el0_svc+0x78/0x1e0 [ 76.869931][ T5708] el0t_64_sync_handler+0xcc/0xe4 [ 76.870639][ T5708] el0t_64_sync+0x1a0/0x1a4 [ 76.904990][ T5708] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.907037][ T5708] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 76.910420][ T5707] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 76.911491][ T5707] CPU: 1 PID: 5707 Comm: syz.1.39 Not tainted syzkaller #0 [ 76.912598][ T5707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 76.914090][ T5707] Call trace: [ 76.914549][ T5707] dump_backtrace+0x0/0x43c [ 76.915209][ T5707] show_stack+0x2c/0x3c [ 76.915774][ T5707] __dump_stack+0x30/0x40 [ 76.916397][ T5707] dump_stack_lvl+0xf8/0x160 [ 76.917057][ T5707] dump_stack+0x1c/0x5c [ 76.917699][ T5707] sysfs_create_dir_ns+0x22c/0x24c [ 76.918477][ T5707] kobject_add_internal+0x590/0xc54 [ 76.919268][ T5707] kobject_init_and_add+0x118/0x17c [ 76.920053][ T5707] gfs2_sys_fs_add+0x1dc/0x3d8 [ 76.920816][ T5707] gfs2_fill_super+0xdac/0x19e0 [ 76.921528][ T5707] get_tree_bdev+0x358/0x544 [ 76.922168][ T5707] gfs2_get_tree+0x54/0x1b4 [ 76.922834][ T5707] vfs_get_tree+0x90/0x274 [ 76.923440][ T5707] do_new_mount+0x228/0x810 [ 76.924066][ T5707] path_mount+0x5b4/0x1000 [ 76.924706][ T5707] __arm64_sys_mount+0x514/0x5e4 [ 76.925412][ T5707] invoke_syscall+0x98/0x2b8 [ 76.926086][ T5707] el0_svc_common+0x138/0x258 [ 76.926882][ T5707] do_el0_svc+0x58/0x14c [ 76.927543][ T5707] el0_svc+0x78/0x1e0 [ 76.928183][ T5707] el0t_64_sync_handler+0xcc/0xe4 [ 76.928989][ T5707] el0t_64_sync+0x1a0/0x1a4 [ 76.973753][ T5707] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 76.975787][ T5707] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.003163][ T5691] loop4: detected capacity change from 0 to 32768 [ 77.031873][ T5691] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.032973][ T5691] CPU: 0 PID: 5691 Comm: syz.4.36 Not tainted syzkaller #0 [ 77.033987][ T5691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.035332][ T5691] Call trace: [ 77.035821][ T5691] dump_backtrace+0x0/0x43c [ 77.036525][ T5691] show_stack+0x2c/0x3c [ 77.037169][ T5691] __dump_stack+0x30/0x40 [ 77.037819][ T5691] dump_stack_lvl+0xf8/0x160 [ 77.038486][ T5691] dump_stack+0x1c/0x5c [ 77.039150][ T5691] sysfs_create_dir_ns+0x22c/0x24c [ 77.039884][ T5691] kobject_add_internal+0x590/0xc54 [ 77.040633][ T5691] kobject_init_and_add+0x118/0x17c [ 77.041403][ T5691] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.042074][ T5691] gfs2_fill_super+0xdac/0x19e0 [ 77.042784][ T5691] get_tree_bdev+0x358/0x544 [ 77.043412][ T5691] gfs2_get_tree+0x54/0x1b4 [ 77.044036][ T5691] vfs_get_tree+0x90/0x274 [ 77.044638][ T5691] do_new_mount+0x228/0x810 [ 77.045263][ T5691] path_mount+0x5b4/0x1000 [ 77.045882][ T5691] __arm64_sys_mount+0x514/0x5e4 [ 77.046603][ T5691] invoke_syscall+0x98/0x2b8 [ 77.047256][ T5691] el0_svc_common+0x138/0x258 [ 77.047918][ T5691] do_el0_svc+0x58/0x14c [ 77.048525][ T5691] el0_svc+0x78/0x1e0 [ 77.049075][ T5691] el0t_64_sync_handler+0xcc/0xe4 [ 77.049843][ T5691] el0t_64_sync+0x1a0/0x1a4 [ 77.080095][ T5691] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.082224][ T5691] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.159927][ T5700] loop2: detected capacity change from 0 to 32768 [ 77.219204][ T5700] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.222885][ T5700] CPU: 1 PID: 5700 Comm: syz.2.37 Not tainted syzkaller #0 [ 77.224157][ T5700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.225685][ T5700] Call trace: [ 77.226208][ T5700] dump_backtrace+0x0/0x43c [ 77.226938][ T5700] show_stack+0x2c/0x3c [ 77.227586][ T5700] __dump_stack+0x30/0x40 [ 77.228264][ T5700] dump_stack_lvl+0xf8/0x160 [ 77.228964][ T5700] dump_stack+0x1c/0x5c [ 77.229614][ T5700] sysfs_create_dir_ns+0x22c/0x24c [ 77.230364][ T5700] kobject_add_internal+0x590/0xc54 [ 77.231141][ T5700] kobject_init_and_add+0x118/0x17c [ 77.231957][ T5700] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.232673][ T5700] gfs2_fill_super+0xdac/0x19e0 [ 77.233400][ T5700] get_tree_bdev+0x358/0x544 [ 77.234096][ T5700] gfs2_get_tree+0x54/0x1b4 [ 77.234768][ T5700] vfs_get_tree+0x90/0x274 [ 77.235414][ T5700] do_new_mount+0x228/0x810 [ 77.236086][ T5700] path_mount+0x5b4/0x1000 [ 77.236732][ T5700] __arm64_sys_mount+0x514/0x5e4 [ 77.237423][ T5700] invoke_syscall+0x98/0x2b8 [ 77.238144][ T5700] el0_svc_common+0x138/0x258 [ 77.238859][ T5700] do_el0_svc+0x58/0x14c [ 77.239523][ T5700] el0_svc+0x78/0x1e0 [ 77.240128][ T5700] el0t_64_sync_handler+0xcc/0xe4 [ 77.240861][ T5700] el0t_64_sync+0x1a0/0x1a4 [ 77.250166][ T5707] loop1: detected capacity change from 0 to 32768 [ 77.262194][ T5708] loop3: detected capacity change from 0 to 32768 [ 77.270101][ T5700] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.273524][ T5707] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.274163][ T5700] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.274746][ T5707] CPU: 0 PID: 5707 Comm: syz.1.39 Not tainted syzkaller #0 [ 77.276853][ T5707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.278373][ T5707] Call trace: [ 77.278838][ T5707] dump_backtrace+0x0/0x43c [ 77.279462][ T5707] show_stack+0x2c/0x3c [ 77.280078][ T5707] __dump_stack+0x30/0x40 [ 77.280753][ T5707] dump_stack_lvl+0xf8/0x160 [ 77.281430][ T5707] dump_stack+0x1c/0x5c [ 77.282041][ T5707] sysfs_create_dir_ns+0x22c/0x24c [ 77.282780][ T5707] kobject_add_internal+0x590/0xc54 [ 77.283590][ T5707] kobject_init_and_add+0x118/0x17c [ 77.284351][ T5707] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.285060][ T5707] gfs2_fill_super+0xdac/0x19e0 [ 77.285712][ T5707] get_tree_bdev+0x358/0x544 [ 77.286469][ T5707] gfs2_get_tree+0x54/0x1b4 [ 77.287115][ T5707] vfs_get_tree+0x90/0x274 [ 77.287730][ T5707] do_new_mount+0x228/0x810 [ 77.288399][ T5707] path_mount+0x5b4/0x1000 [ 77.289021][ T5707] __arm64_sys_mount+0x514/0x5e4 [ 77.289695][ T5707] invoke_syscall+0x98/0x2b8 [ 77.290381][ T5707] el0_svc_common+0x138/0x258 [ 77.291080][ T5707] do_el0_svc+0x58/0x14c [ 77.291695][ T5707] el0_svc+0x78/0x1e0 [ 77.292265][ T5707] el0t_64_sync_handler+0xcc/0xe4 [ 77.292976][ T5707] el0t_64_sync+0x1a0/0x1a4 [ 77.301225][ T5707] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.303222][ T5707] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.306971][ T5708] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.308127][ T5708] CPU: 1 PID: 5708 Comm: syz.3.38 Not tainted syzkaller #0 [ 77.309248][ T5708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.310876][ T5708] Call trace: [ 77.311425][ T5708] dump_backtrace+0x0/0x43c [ 77.312141][ T5708] show_stack+0x2c/0x3c [ 77.312785][ T5708] __dump_stack+0x30/0x40 [ 77.312898][ T5735] loop4: detected capacity change from 0 to 32768 [ 77.313432][ T5708] dump_stack_lvl+0xf8/0x160 [ 77.315006][ T5708] dump_stack+0x1c/0x5c [ 77.315623][ T5708] sysfs_create_dir_ns+0x22c/0x24c [ 77.316353][ T5708] kobject_add_internal+0x590/0xc54 [ 77.317190][ T5708] kobject_init_and_add+0x118/0x17c [ 77.317993][ T5708] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.318754][ T5708] gfs2_fill_super+0xdac/0x19e0 [ 77.319471][ T5708] get_tree_bdev+0x358/0x544 [ 77.320185][ T5708] gfs2_get_tree+0x54/0x1b4 [ 77.320905][ T5708] vfs_get_tree+0x90/0x274 [ 77.321501][ T5708] do_new_mount+0x228/0x810 [ 77.322201][ T5708] path_mount+0x5b4/0x1000 [ 77.322857][ T5708] __arm64_sys_mount+0x514/0x5e4 [ 77.323736][ T5708] invoke_syscall+0x98/0x2b8 [ 77.324408][ T5708] el0_svc_common+0x138/0x258 [ 77.325170][ T5708] do_el0_svc+0x58/0x14c [ 77.325808][ T5708] el0_svc+0x78/0x1e0 [ 77.326425][ T5708] el0t_64_sync_handler+0xcc/0xe4 [ 77.327175][ T5708] el0t_64_sync+0x1a0/0x1a4 [ 77.339205][ T5708] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.344245][ T5735] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.345442][ T5735] CPU: 0 PID: 5735 Comm: syz.4.40 Not tainted syzkaller #0 [ 77.346581][ T5735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.348117][ T5735] Call trace: [ 77.348563][ T5735] dump_backtrace+0x0/0x43c [ 77.349259][ T5735] show_stack+0x2c/0x3c [ 77.349897][ T5735] __dump_stack+0x30/0x40 [ 77.350535][ T5735] dump_stack_lvl+0xf8/0x160 [ 77.351206][ T5735] dump_stack+0x1c/0x5c [ 77.351792][ T5735] sysfs_create_dir_ns+0x22c/0x24c [ 77.352546][ T5735] kobject_add_internal+0x590/0xc54 [ 77.353236][ T5735] kobject_init_and_add+0x118/0x17c [ 77.353984][ T5735] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.354800][ T5735] gfs2_fill_super+0xdac/0x19e0 [ 77.355541][ T5735] get_tree_bdev+0x358/0x544 [ 77.356203][ T5735] gfs2_get_tree+0x54/0x1b4 [ 77.356846][ T5735] vfs_get_tree+0x90/0x274 [ 77.357492][ T5735] do_new_mount+0x228/0x810 [ 77.358159][ T5735] path_mount+0x5b4/0x1000 [ 77.358725][ T5735] __arm64_sys_mount+0x514/0x5e4 [ 77.359457][ T5735] invoke_syscall+0x98/0x2b8 [ 77.360067][ T5735] el0_svc_common+0x138/0x258 [ 77.360705][ T5735] do_el0_svc+0x58/0x14c [ 77.361370][ T5735] el0_svc+0x78/0x1e0 [ 77.361955][ T5735] el0t_64_sync_handler+0xcc/0xe4 [ 77.362748][ T5735] el0t_64_sync+0x1a0/0x1a4 [ 77.365469][ T5708] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.373580][ T5735] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.375748][ T5735] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.623332][ T5751] loop2: detected capacity change from 0 to 32768 [ 77.635108][ T5751] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.636289][ T5751] CPU: 1 PID: 5751 Comm: syz.2.41 Not tainted syzkaller #0 [ 77.637379][ T5751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.638928][ T5751] Call trace: [ 77.639451][ T5751] dump_backtrace+0x0/0x43c [ 77.640140][ T5751] show_stack+0x2c/0x3c [ 77.640761][ T5751] __dump_stack+0x30/0x40 [ 77.641444][ T5751] dump_stack_lvl+0xf8/0x160 [ 77.642158][ T5751] dump_stack+0x1c/0x5c [ 77.642778][ T5751] sysfs_create_dir_ns+0x22c/0x24c [ 77.643566][ T5751] kobject_add_internal+0x590/0xc54 [ 77.644416][ T5751] kobject_init_and_add+0x118/0x17c [ 77.645182][ T5751] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.645946][ T5751] gfs2_fill_super+0xdac/0x19e0 [ 77.646122][ T5735] loop4: detected capacity change from 0 to 32768 [ 77.646676][ T5751] get_tree_bdev+0x358/0x544 [ 77.648329][ T5751] gfs2_get_tree+0x54/0x1b4 [ 77.649014][ T5751] vfs_get_tree+0x90/0x274 [ 77.649743][ T5751] do_new_mount+0x228/0x810 [ 77.650431][ T5751] path_mount+0x5b4/0x1000 [ 77.651076][ T5751] __arm64_sys_mount+0x514/0x5e4 [ 77.651817][ T5751] invoke_syscall+0x98/0x2b8 [ 77.652454][ T5751] el0_svc_common+0x138/0x258 [ 77.653140][ T5751] do_el0_svc+0x58/0x14c [ 77.653728][ T5751] el0_svc+0x78/0x1e0 [ 77.654299][ T5751] el0t_64_sync_handler+0xcc/0xe4 [ 77.655002][ T5751] el0t_64_sync+0x1a0/0x1a4 [ 77.684337][ T5756] loop1: detected capacity change from 0 to 32768 [ 77.686334][ T5751] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.689114][ T5751] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.712017][ T5764] loop3: detected capacity change from 0 to 32768 [ 77.714495][ T5735] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.715635][ T5735] CPU: 0 PID: 5735 Comm: syz.4.40 Not tainted syzkaller #0 [ 77.716652][ T5735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.718053][ T5735] Call trace: [ 77.718494][ T5735] dump_backtrace+0x0/0x43c [ 77.719206][ T5735] show_stack+0x2c/0x3c [ 77.719814][ T5735] __dump_stack+0x30/0x40 [ 77.720434][ T5735] dump_stack_lvl+0xf8/0x160 [ 77.721091][ T5735] dump_stack+0x1c/0x5c [ 77.721670][ T5735] sysfs_create_dir_ns+0x22c/0x24c [ 77.722354][ T5735] kobject_add_internal+0x590/0xc54 [ 77.723089][ T5735] kobject_init_and_add+0x118/0x17c [ 77.723887][ T5735] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.724615][ T5735] gfs2_fill_super+0xdac/0x19e0 [ 77.725336][ T5735] get_tree_bdev+0x358/0x544 [ 77.726014][ T5735] gfs2_get_tree+0x54/0x1b4 [ 77.726711][ T5735] vfs_get_tree+0x90/0x274 [ 77.727352][ T5735] do_new_mount+0x228/0x810 [ 77.728023][ T5735] path_mount+0x5b4/0x1000 [ 77.728661][ T5735] __arm64_sys_mount+0x514/0x5e4 [ 77.729365][ T5735] invoke_syscall+0x98/0x2b8 [ 77.730045][ T5735] el0_svc_common+0x138/0x258 [ 77.730741][ T5735] do_el0_svc+0x58/0x14c [ 77.731379][ T5735] el0_svc+0x78/0x1e0 [ 77.731994][ T5735] el0t_64_sync_handler+0xcc/0xe4 [ 77.732710][ T5735] el0t_64_sync+0x1a0/0x1a4 [ 77.735706][ T5735] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.737997][ T5735] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.745027][ T5756] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.746208][ T5756] CPU: 1 PID: 5756 Comm: syz.1.42 Not tainted syzkaller #0 [ 77.747254][ T5756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.748626][ T5756] Call trace: [ 77.749109][ T5756] dump_backtrace+0x0/0x43c [ 77.749741][ T5756] show_stack+0x2c/0x3c [ 77.750306][ T5756] __dump_stack+0x30/0x40 [ 77.750902][ T5756] dump_stack_lvl+0xf8/0x160 [ 77.751569][ T5756] dump_stack+0x1c/0x5c [ 77.752131][ T5756] sysfs_create_dir_ns+0x22c/0x24c [ 77.752866][ T5756] kobject_add_internal+0x590/0xc54 [ 77.753643][ T5756] kobject_init_and_add+0x118/0x17c [ 77.754346][ T5756] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.755058][ T5756] gfs2_fill_super+0xdac/0x19e0 [ 77.755725][ T5756] get_tree_bdev+0x358/0x544 [ 77.756383][ T5756] gfs2_get_tree+0x54/0x1b4 [ 77.757042][ T5756] vfs_get_tree+0x90/0x274 [ 77.757678][ T5756] do_new_mount+0x228/0x810 [ 77.758260][ T5756] path_mount+0x5b4/0x1000 [ 77.758950][ T5756] __arm64_sys_mount+0x514/0x5e4 [ 77.759685][ T5756] invoke_syscall+0x98/0x2b8 [ 77.760341][ T5756] el0_svc_common+0x138/0x258 [ 77.761007][ T5756] do_el0_svc+0x58/0x14c [ 77.761595][ T5756] el0_svc+0x78/0x1e0 [ 77.762177][ T5756] el0t_64_sync_handler+0xcc/0xe4 [ 77.762934][ T5756] el0t_64_sync+0x1a0/0x1a4 [ 77.769731][ T5764] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 77.770884][ T5764] CPU: 0 PID: 5764 Comm: syz.3.43 Not tainted syzkaller #0 [ 77.772022][ T5764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 77.773550][ T5764] Call trace: [ 77.774083][ T5764] dump_backtrace+0x0/0x43c [ 77.774787][ T5764] show_stack+0x2c/0x3c [ 77.775402][ T5764] __dump_stack+0x30/0x40 [ 77.776119][ T5764] dump_stack_lvl+0xf8/0x160 [ 77.776839][ T5764] dump_stack+0x1c/0x5c [ 77.777461][ T5764] sysfs_create_dir_ns+0x22c/0x24c [ 77.778281][ T5764] kobject_add_internal+0x590/0xc54 [ 77.779036][ T5764] kobject_init_and_add+0x118/0x17c [ 77.779793][ T5764] gfs2_sys_fs_add+0x1dc/0x3d8 [ 77.780431][ T5764] gfs2_fill_super+0xdac/0x19e0 [ 77.781105][ T5764] get_tree_bdev+0x358/0x544 [ 77.781759][ T5764] gfs2_get_tree+0x54/0x1b4 [ 77.782401][ T5764] vfs_get_tree+0x90/0x274 [ 77.783049][ T5764] do_new_mount+0x228/0x810 [ 77.783709][ T5764] path_mount+0x5b4/0x1000 [ 77.784342][ T5764] __arm64_sys_mount+0x514/0x5e4 [ 77.784651][ T5756] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.785037][ T5764] invoke_syscall+0x98/0x2b8 [ 77.786902][ T5756] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 77.787523][ T5764] el0_svc_common+0x138/0x258 [ 77.789059][ T5764] do_el0_svc+0x58/0x14c [ 77.789649][ T5764] el0_svc+0x78/0x1e0 [ 77.790192][ T5764] el0t_64_sync_handler+0xcc/0xe4 [ 77.790908][ T5764] el0t_64_sync+0x1a0/0x1a4 [ 77.859696][ T5764] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 77.861696][ T5764] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.064959][ T5784] loop4: detected capacity change from 0 to 32768 [ 78.091156][ T5784] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.092291][ T5784] CPU: 0 PID: 5784 Comm: syz.4.44 Not tainted syzkaller #0 [ 78.093257][ T5784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.094626][ T5784] Call trace: [ 78.095095][ T5784] dump_backtrace+0x0/0x43c [ 78.095813][ T5784] show_stack+0x2c/0x3c [ 78.096367][ T5784] __dump_stack+0x30/0x40 [ 78.096988][ T5784] dump_stack_lvl+0xf8/0x160 [ 78.097602][ T5784] dump_stack+0x1c/0x5c [ 78.098198][ T5784] sysfs_create_dir_ns+0x22c/0x24c [ 78.098925][ T5784] kobject_add_internal+0x590/0xc54 [ 78.099672][ T5784] kobject_init_and_add+0x118/0x17c [ 78.100392][ T5784] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.101103][ T5784] gfs2_fill_super+0xdac/0x19e0 [ 78.101789][ T5784] get_tree_bdev+0x358/0x544 [ 78.102445][ T5784] gfs2_get_tree+0x54/0x1b4 [ 78.103083][ T5784] vfs_get_tree+0x90/0x274 [ 78.103724][ T5784] do_new_mount+0x228/0x810 [ 78.104350][ T5784] path_mount+0x5b4/0x1000 [ 78.105048][ T5784] __arm64_sys_mount+0x514/0x5e4 [ 78.105708][ T5784] invoke_syscall+0x98/0x2b8 [ 78.106349][ T5784] el0_svc_common+0x138/0x258 [ 78.107011][ T5784] do_el0_svc+0x58/0x14c [ 78.107620][ T5784] el0_svc+0x78/0x1e0 [ 78.108153][ T5784] el0t_64_sync_handler+0xcc/0xe4 [ 78.108866][ T5784] el0t_64_sync+0x1a0/0x1a4 [ 78.114589][ T5751] loop2: detected capacity change from 0 to 32768 [ 78.123535][ T5764] loop3: detected capacity change from 0 to 32768 [ 78.124618][ T5784] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.128406][ T5784] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.146561][ T5756] loop1: detected capacity change from 0 to 32768 [ 78.160118][ T5764] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.161206][ T5764] CPU: 0 PID: 5764 Comm: syz.3.43 Not tainted syzkaller #0 [ 78.162221][ T5764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.163597][ T5764] Call trace: [ 78.164104][ T5764] dump_backtrace+0x0/0x43c [ 78.164709][ T5764] show_stack+0x2c/0x3c [ 78.165246][ T5764] __dump_stack+0x30/0x40 [ 78.165830][ T5764] dump_stack_lvl+0xf8/0x160 [ 78.166616][ T5764] dump_stack+0x1c/0x5c [ 78.167336][ T5764] sysfs_create_dir_ns+0x22c/0x24c [ 78.168164][ T5764] kobject_add_internal+0x590/0xc54 [ 78.169010][ T5764] kobject_init_and_add+0x118/0x17c [ 78.169806][ T5764] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.170513][ T5764] gfs2_fill_super+0xdac/0x19e0 [ 78.171217][ T5764] get_tree_bdev+0x358/0x544 [ 78.171900][ T5764] gfs2_get_tree+0x54/0x1b4 [ 78.172548][ T5764] vfs_get_tree+0x90/0x274 [ 78.173169][ T5764] do_new_mount+0x228/0x810 [ 78.173790][ T5764] path_mount+0x5b4/0x1000 [ 78.174426][ T5764] __arm64_sys_mount+0x514/0x5e4 [ 78.175157][ T5764] invoke_syscall+0x98/0x2b8 [ 78.175810][ T5764] el0_svc_common+0x138/0x258 [ 78.176438][ T5764] do_el0_svc+0x58/0x14c [ 78.177063][ T5764] el0_svc+0x78/0x1e0 [ 78.177677][ T5764] el0t_64_sync_handler+0xcc/0xe4 [ 78.178379][ T5764] el0t_64_sync+0x1a0/0x1a4 [ 78.184635][ T5756] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.185780][ T5756] CPU: 1 PID: 5756 Comm: syz.1.42 Not tainted syzkaller #0 [ 78.186795][ T5756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.188222][ T5756] Call trace: [ 78.188691][ T5756] dump_backtrace+0x0/0x43c [ 78.189332][ T5756] show_stack+0x2c/0x3c [ 78.189949][ T5756] __dump_stack+0x30/0x40 [ 78.190548][ T5756] dump_stack_lvl+0xf8/0x160 [ 78.191228][ T5756] dump_stack+0x1c/0x5c [ 78.191793][ T5756] sysfs_create_dir_ns+0x22c/0x24c [ 78.192520][ T5756] kobject_add_internal+0x590/0xc54 [ 78.193320][ T5756] kobject_init_and_add+0x118/0x17c [ 78.194083][ T5756] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.194763][ T5756] gfs2_fill_super+0xdac/0x19e0 [ 78.195469][ T5756] get_tree_bdev+0x358/0x544 [ 78.196160][ T5756] gfs2_get_tree+0x54/0x1b4 [ 78.196818][ T5756] vfs_get_tree+0x90/0x274 [ 78.197430][ T5756] do_new_mount+0x228/0x810 [ 78.198121][ T5756] path_mount+0x5b4/0x1000 [ 78.198758][ T5756] __arm64_sys_mount+0x514/0x5e4 [ 78.199444][ T5756] invoke_syscall+0x98/0x2b8 [ 78.200098][ T5756] el0_svc_common+0x138/0x258 [ 78.200591][ T5764] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.200797][ T5756] do_el0_svc+0x58/0x14c [ 78.202785][ T5764] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.203326][ T5756] el0_svc+0x78/0x1e0 [ 78.204811][ T5756] el0t_64_sync_handler+0xcc/0xe4 [ 78.205523][ T5756] el0t_64_sync+0x1a0/0x1a4 [ 78.214902][ T5751] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.216092][ T5751] CPU: 0 PID: 5751 Comm: syz.2.41 Not tainted syzkaller #0 [ 78.217127][ T5751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.218513][ T5751] Call trace: [ 78.218956][ T5751] dump_backtrace+0x0/0x43c [ 78.219634][ T5751] show_stack+0x2c/0x3c [ 78.220234][ T5751] __dump_stack+0x30/0x40 [ 78.220864][ T5751] dump_stack_lvl+0xf8/0x160 [ 78.221529][ T5751] dump_stack+0x1c/0x5c [ 78.222149][ T5751] sysfs_create_dir_ns+0x22c/0x24c [ 78.222893][ T5751] kobject_add_internal+0x590/0xc54 [ 78.223677][ T5751] kobject_init_and_add+0x118/0x17c [ 78.224437][ T5751] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.225127][ T5751] gfs2_fill_super+0xdac/0x19e0 [ 78.225839][ T5751] get_tree_bdev+0x358/0x544 [ 78.226453][ T5751] gfs2_get_tree+0x54/0x1b4 [ 78.227075][ T5751] vfs_get_tree+0x90/0x274 [ 78.227695][ T5751] do_new_mount+0x228/0x810 [ 78.228350][ T5751] path_mount+0x5b4/0x1000 [ 78.228992][ T5751] __arm64_sys_mount+0x514/0x5e4 [ 78.229700][ T5751] invoke_syscall+0x98/0x2b8 [ 78.230387][ T5751] el0_svc_common+0x138/0x258 [ 78.231066][ T5751] do_el0_svc+0x58/0x14c [ 78.231729][ T5751] el0_svc+0x78/0x1e0 [ 78.232317][ T5751] el0t_64_sync_handler+0xcc/0xe4 [ 78.233052][ T5751] el0t_64_sync+0x1a0/0x1a4 [ 78.244976][ T5756] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.246932][ T5756] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.259583][ T5751] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.261539][ T5751] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.348088][ T5784] loop4: detected capacity change from 0 to 32768 [ 78.370090][ T5784] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.371335][ T5784] CPU: 0 PID: 5784 Comm: syz.4.44 Not tainted syzkaller #0 [ 78.372402][ T5784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.373852][ T5784] Call trace: [ 78.374320][ T5784] dump_backtrace+0x0/0x43c [ 78.374982][ T5784] show_stack+0x2c/0x3c [ 78.375627][ T5784] __dump_stack+0x30/0x40 [ 78.376298][ T5784] dump_stack_lvl+0xf8/0x160 [ 78.376999][ T5784] dump_stack+0x1c/0x5c [ 78.377645][ T5784] sysfs_create_dir_ns+0x22c/0x24c [ 78.378389][ T5784] kobject_add_internal+0x590/0xc54 [ 78.379209][ T5784] kobject_init_and_add+0x118/0x17c [ 78.379968][ T5784] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.380605][ T5784] gfs2_fill_super+0xdac/0x19e0 [ 78.381419][ T5784] get_tree_bdev+0x358/0x544 [ 78.382143][ T5784] gfs2_get_tree+0x54/0x1b4 [ 78.382734][ T5784] vfs_get_tree+0x90/0x274 [ 78.383434][ T5784] do_new_mount+0x228/0x810 [ 78.384050][ T5784] path_mount+0x5b4/0x1000 [ 78.384666][ T5784] __arm64_sys_mount+0x514/0x5e4 [ 78.385386][ T5784] invoke_syscall+0x98/0x2b8 [ 78.386056][ T5784] el0_svc_common+0x138/0x258 [ 78.386798][ T5784] do_el0_svc+0x58/0x14c [ 78.387388][ T5784] el0_svc+0x78/0x1e0 [ 78.387945][ T5784] el0t_64_sync_handler+0xcc/0xe4 [ 78.388683][ T5784] el0t_64_sync+0x1a0/0x1a4 [ 78.431511][ T5784] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.433559][ T5784] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.600528][ T5825] loop2: detected capacity change from 0 to 32768 [ 78.603053][ T5828] loop3: detected capacity change from 0 to 32768 [ 78.604432][ T5825] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.604525][ T5828] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.605605][ T5825] CPU: 1 PID: 5825 Comm: syz.2.45 Not tainted syzkaller #0 [ 78.607763][ T5825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.609234][ T5825] Call trace: [ 78.609694][ T5825] dump_backtrace+0x0/0x43c [ 78.610386][ T5825] show_stack+0x2c/0x3c [ 78.610985][ T5825] __dump_stack+0x30/0x40 [ 78.611605][ T5825] dump_stack_lvl+0xf8/0x160 [ 78.612281][ T5825] dump_stack+0x1c/0x5c [ 78.612922][ T5825] sysfs_create_dir_ns+0x22c/0x24c [ 78.613657][ T5825] kobject_add_internal+0x590/0xc54 [ 78.614414][ T5825] kobject_init_and_add+0x118/0x17c [ 78.615220][ T5825] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.615901][ T5825] gfs2_fill_super+0xdac/0x19e0 [ 78.616595][ T5825] get_tree_bdev+0x358/0x544 [ 78.617246][ T5825] gfs2_get_tree+0x54/0x1b4 [ 78.617920][ T5825] vfs_get_tree+0x90/0x274 [ 78.618531][ T5825] do_new_mount+0x228/0x810 [ 78.619176][ T5825] path_mount+0x5b4/0x1000 [ 78.619840][ T5825] __arm64_sys_mount+0x514/0x5e4 [ 78.620549][ T5825] invoke_syscall+0x98/0x2b8 [ 78.621209][ T5825] el0_svc_common+0x138/0x258 [ 78.621849][ T5825] do_el0_svc+0x58/0x14c [ 78.622430][ T5825] el0_svc+0x78/0x1e0 [ 78.623036][ T5825] el0t_64_sync_handler+0xcc/0xe4 [ 78.623737][ T5825] el0t_64_sync+0x1a0/0x1a4 [ 78.624511][ T5828] CPU: 0 PID: 5828 Comm: syz.3.46 Not tainted syzkaller #0 [ 78.625632][ T5828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.627014][ T5828] Call trace: [ 78.627481][ T5828] dump_backtrace+0x0/0x43c [ 78.628156][ T5828] show_stack+0x2c/0x3c [ 78.628756][ T5828] __dump_stack+0x30/0x40 [ 78.629409][ T5828] dump_stack_lvl+0xf8/0x160 [ 78.630089][ T5828] dump_stack+0x1c/0x5c [ 78.630653][ T5828] sysfs_create_dir_ns+0x22c/0x24c [ 78.631375][ T5828] kobject_add_internal+0x590/0xc54 [ 78.632106][ T5828] kobject_init_and_add+0x118/0x17c [ 78.632829][ T5828] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.633526][ T5828] gfs2_fill_super+0xdac/0x19e0 [ 78.634238][ T5828] get_tree_bdev+0x358/0x544 [ 78.634885][ T5828] gfs2_get_tree+0x54/0x1b4 [ 78.635526][ T5828] vfs_get_tree+0x90/0x274 [ 78.636188][ T5828] do_new_mount+0x228/0x810 [ 78.636818][ T5828] path_mount+0x5b4/0x1000 [ 78.637433][ T5828] __arm64_sys_mount+0x514/0x5e4 [ 78.638152][ T5828] invoke_syscall+0x98/0x2b8 [ 78.638820][ T5828] el0_svc_common+0x138/0x258 [ 78.639521][ T5828] do_el0_svc+0x58/0x14c [ 78.640168][ T5828] el0_svc+0x78/0x1e0 [ 78.640729][ T5828] el0t_64_sync_handler+0xcc/0xe4 [ 78.641438][ T5828] el0t_64_sync+0x1a0/0x1a4 [ 78.657600][ T5831] loop1: detected capacity change from 0 to 32768 [ 78.660882][ T5825] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.665488][ T5825] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.689768][ T5828] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.691769][ T5828] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.712337][ T5831] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.713504][ T5831] CPU: 1 PID: 5831 Comm: syz.1.47 Not tainted syzkaller #0 [ 78.714555][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.716016][ T5831] Call trace: [ 78.716518][ T5831] dump_backtrace+0x0/0x43c [ 78.717221][ T5831] show_stack+0x2c/0x3c [ 78.717804][ T5831] __dump_stack+0x30/0x40 [ 78.718406][ T5831] dump_stack_lvl+0xf8/0x160 [ 78.719044][ T5831] dump_stack+0x1c/0x5c [ 78.719615][ T5831] sysfs_create_dir_ns+0x22c/0x24c [ 78.720356][ T5831] kobject_add_internal+0x590/0xc54 [ 78.721125][ T5831] kobject_init_and_add+0x118/0x17c [ 78.721861][ T5831] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.722515][ T5831] gfs2_fill_super+0xdac/0x19e0 [ 78.723206][ T5831] get_tree_bdev+0x358/0x544 [ 78.723830][ T5831] gfs2_get_tree+0x54/0x1b4 [ 78.724416][ T5831] vfs_get_tree+0x90/0x274 [ 78.725013][ T5831] do_new_mount+0x228/0x810 [ 78.725633][ T5831] path_mount+0x5b4/0x1000 [ 78.726235][ T5831] __arm64_sys_mount+0x514/0x5e4 [ 78.726870][ T5831] invoke_syscall+0x98/0x2b8 [ 78.727511][ T5831] el0_svc_common+0x138/0x258 [ 78.728147][ T5831] do_el0_svc+0x58/0x14c [ 78.728694][ T5831] el0_svc+0x78/0x1e0 [ 78.729312][ T5831] el0t_64_sync_handler+0xcc/0xe4 [ 78.730078][ T5831] el0t_64_sync+0x1a0/0x1a4 [ 78.745411][ T5837] loop4: detected capacity change from 0 to 32768 [ 78.769666][ T5831] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.781065][ T5831] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.850075][ T5837] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.851208][ T5837] CPU: 0 PID: 5837 Comm: syz.4.48 Not tainted syzkaller #0 [ 78.852227][ T5837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.853547][ T5837] Call trace: [ 78.853991][ T5837] dump_backtrace+0x0/0x43c [ 78.854718][ T5837] show_stack+0x2c/0x3c [ 78.855378][ T5837] __dump_stack+0x30/0x40 [ 78.856064][ T5837] dump_stack_lvl+0xf8/0x160 [ 78.856795][ T5837] dump_stack+0x1c/0x5c [ 78.857348][ T5837] sysfs_create_dir_ns+0x22c/0x24c [ 78.858063][ T5837] kobject_add_internal+0x590/0xc54 [ 78.858764][ T5837] kobject_init_and_add+0x118/0x17c [ 78.859161][ T5825] loop2: detected capacity change from 0 to 32768 [ 78.859498][ T5837] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.861202][ T5837] gfs2_fill_super+0xdac/0x19e0 [ 78.861894][ T5837] get_tree_bdev+0x358/0x544 [ 78.862564][ T5837] gfs2_get_tree+0x54/0x1b4 [ 78.863197][ T5837] vfs_get_tree+0x90/0x274 [ 78.863814][ T5837] do_new_mount+0x228/0x810 [ 78.864393][ T5837] path_mount+0x5b4/0x1000 [ 78.865040][ T5837] __arm64_sys_mount+0x514/0x5e4 [ 78.865773][ T5837] invoke_syscall+0x98/0x2b8 [ 78.866432][ T5837] el0_svc_common+0x138/0x258 [ 78.867078][ T5837] do_el0_svc+0x58/0x14c [ 78.867694][ T5837] el0_svc+0x78/0x1e0 [ 78.868256][ T5837] el0t_64_sync_handler+0xcc/0xe4 [ 78.868949][ T5837] el0t_64_sync+0x1a0/0x1a4 [ 78.880181][ T5825] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.881378][ T5825] CPU: 1 PID: 5825 Comm: syz.2.45 Not tainted syzkaller #0 [ 78.882486][ T5825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.883950][ T5825] Call trace: [ 78.884438][ T5825] dump_backtrace+0x0/0x43c [ 78.885114][ T5825] show_stack+0x2c/0x3c [ 78.885736][ T5825] __dump_stack+0x30/0x40 [ 78.886369][ T5825] dump_stack_lvl+0xf8/0x160 [ 78.887031][ T5825] dump_stack+0x1c/0x5c [ 78.887644][ T5825] sysfs_create_dir_ns+0x22c/0x24c [ 78.887650][ T5837] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.887665][ T5837] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 78.888343][ T5825] kobject_add_internal+0x590/0xc54 [ 78.892067][ T5825] kobject_init_and_add+0x118/0x17c [ 78.892911][ T5825] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.893635][ T5825] gfs2_fill_super+0xdac/0x19e0 [ 78.894373][ T5825] get_tree_bdev+0x358/0x544 [ 78.895022][ T5825] gfs2_get_tree+0x54/0x1b4 [ 78.895703][ T5825] vfs_get_tree+0x90/0x274 [ 78.896381][ T5825] do_new_mount+0x228/0x810 [ 78.897064][ T5825] path_mount+0x5b4/0x1000 [ 78.897715][ T5825] __arm64_sys_mount+0x514/0x5e4 [ 78.898463][ T5825] invoke_syscall+0x98/0x2b8 [ 78.899134][ T5825] el0_svc_common+0x138/0x258 [ 78.899829][ T5825] do_el0_svc+0x58/0x14c [ 78.900434][ T5825] el0_svc+0x78/0x1e0 [ 78.901001][ T5825] el0t_64_sync_handler+0xcc/0xe4 [ 78.901778][ T5825] el0t_64_sync+0x1a0/0x1a4 [ 78.927585][ T5828] loop3: detected capacity change from 0 to 32768 [ 78.941725][ T5828] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 78.942815][ T5828] CPU: 1 PID: 5828 Comm: syz.3.46 Not tainted syzkaller #0 [ 78.943946][ T5828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 78.945407][ T5828] Call trace: [ 78.945895][ T5828] dump_backtrace+0x0/0x43c [ 78.946531][ T5828] show_stack+0x2c/0x3c [ 78.947127][ T5828] __dump_stack+0x30/0x40 [ 78.947764][ T5828] dump_stack_lvl+0xf8/0x160 [ 78.948447][ T5828] dump_stack+0x1c/0x5c [ 78.949059][ T5828] sysfs_create_dir_ns+0x22c/0x24c [ 78.949807][ T5828] kobject_add_internal+0x590/0xc54 [ 78.950542][ T5828] kobject_init_and_add+0x118/0x17c [ 78.951286][ T5828] gfs2_sys_fs_add+0x1dc/0x3d8 [ 78.951997][ T5828] gfs2_fill_super+0xdac/0x19e0 [ 78.952797][ T5828] get_tree_bdev+0x358/0x544 [ 78.953499][ T5828] gfs2_get_tree+0x54/0x1b4 [ 78.954173][ T5828] vfs_get_tree+0x90/0x274 [ 78.954826][ T5828] do_new_mount+0x228/0x810 [ 78.955481][ T5828] path_mount+0x5b4/0x1000 [ 78.956105][ T5828] __arm64_sys_mount+0x514/0x5e4 [ 78.956806][ T5828] invoke_syscall+0x98/0x2b8 [ 78.957488][ T5828] el0_svc_common+0x138/0x258 [ 78.958164][ T5828] do_el0_svc+0x58/0x14c [ 78.958840][ T5828] el0_svc+0x78/0x1e0 [ 78.959415][ T5828] el0t_64_sync_handler+0xcc/0xe4 [ 78.960223][ T5828] el0t_64_sync+0x1a0/0x1a4 [ 78.970014][ T5825] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 78.972570][ T5825] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.002997][ T5828] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.005102][ T5828] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.185160][ T5837] loop4: detected capacity change from 0 to 32768 [ 79.209199][ T5831] loop1: detected capacity change from 0 to 32768 [ 79.214327][ T5837] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.215498][ T5837] CPU: 0 PID: 5837 Comm: syz.4.48 Not tainted syzkaller #0 [ 79.216574][ T5837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.217988][ T5837] Call trace: [ 79.218415][ T5837] dump_backtrace+0x0/0x43c [ 79.219027][ T5837] show_stack+0x2c/0x3c [ 79.219618][ T5837] __dump_stack+0x30/0x40 [ 79.220231][ T5837] dump_stack_lvl+0xf8/0x160 [ 79.220849][ T5837] dump_stack+0x1c/0x5c [ 79.221449][ T5837] sysfs_create_dir_ns+0x22c/0x24c [ 79.222192][ T5837] kobject_add_internal+0x590/0xc54 [ 79.223002][ T5837] kobject_init_and_add+0x118/0x17c [ 79.223727][ T5837] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.224415][ T5837] gfs2_fill_super+0xdac/0x19e0 [ 79.225106][ T5837] get_tree_bdev+0x358/0x544 [ 79.225766][ T5837] gfs2_get_tree+0x54/0x1b4 [ 79.226370][ T5837] vfs_get_tree+0x90/0x274 [ 79.226963][ T5837] do_new_mount+0x228/0x810 [ 79.227616][ T5837] path_mount+0x5b4/0x1000 [ 79.228218][ T5837] __arm64_sys_mount+0x514/0x5e4 [ 79.228854][ T5837] invoke_syscall+0x98/0x2b8 [ 79.229473][ T5837] el0_svc_common+0x138/0x258 [ 79.230132][ T5837] do_el0_svc+0x58/0x14c [ 79.230741][ T5837] el0_svc+0x78/0x1e0 [ 79.231283][ T5837] el0t_64_sync_handler+0xcc/0xe4 [ 79.232006][ T5837] el0t_64_sync+0x1a0/0x1a4 [ 79.237406][ T5867] loop2: detected capacity change from 0 to 32768 [ 79.263260][ T5831] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.264424][ T5831] CPU: 1 PID: 5831 Comm: syz.1.47 Not tainted syzkaller #0 [ 79.265450][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.266315][ T5837] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.266863][ T5831] Call trace: [ 79.268924][ T5837] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.269386][ T5831] dump_backtrace+0x0/0x43c [ 79.271001][ T5831] show_stack+0x2c/0x3c [ 79.271622][ T5831] __dump_stack+0x30/0x40 [ 79.272219][ T5831] dump_stack_lvl+0xf8/0x160 [ 79.272852][ T5831] dump_stack+0x1c/0x5c [ 79.273443][ T5831] sysfs_create_dir_ns+0x22c/0x24c [ 79.274172][ T5831] kobject_add_internal+0x590/0xc54 [ 79.274912][ T5831] kobject_init_and_add+0x118/0x17c [ 79.275671][ T5831] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.276278][ T5831] gfs2_fill_super+0xdac/0x19e0 [ 79.277055][ T5831] get_tree_bdev+0x358/0x544 [ 79.277731][ T5831] gfs2_get_tree+0x54/0x1b4 [ 79.278361][ T5831] vfs_get_tree+0x90/0x274 [ 79.279032][ T5831] do_new_mount+0x228/0x810 [ 79.279672][ T5831] path_mount+0x5b4/0x1000 [ 79.280342][ T5831] __arm64_sys_mount+0x514/0x5e4 [ 79.281123][ T5831] invoke_syscall+0x98/0x2b8 [ 79.281768][ T5831] el0_svc_common+0x138/0x258 [ 79.282476][ T5831] do_el0_svc+0x58/0x14c [ 79.283097][ T5831] el0_svc+0x78/0x1e0 [ 79.283605][ T5831] el0t_64_sync_handler+0xcc/0xe4 [ 79.284340][ T5831] el0t_64_sync+0x1a0/0x1a4 [ 79.299511][ T5831] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.301921][ T5867] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.303086][ T5867] CPU: 0 PID: 5867 Comm: syz.2.49 Not tainted syzkaller #0 [ 79.304116][ T5867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.305583][ T5867] Call trace: [ 79.306016][ T5867] dump_backtrace+0x0/0x43c [ 79.306641][ T5867] show_stack+0x2c/0x3c [ 79.307213][ T5867] __dump_stack+0x30/0x40 [ 79.307865][ T5867] dump_stack_lvl+0xf8/0x160 [ 79.308493][ T5867] dump_stack+0x1c/0x5c [ 79.308496][ T5831] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.308507][ T5867] sysfs_create_dir_ns+0x22c/0x24c [ 79.310859][ T5867] kobject_add_internal+0x590/0xc54 [ 79.311699][ T5867] kobject_init_and_add+0x118/0x17c [ 79.312583][ T5867] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.313334][ T5867] gfs2_fill_super+0xdac/0x19e0 [ 79.314072][ T5867] get_tree_bdev+0x358/0x544 [ 79.314769][ T5867] gfs2_get_tree+0x54/0x1b4 [ 79.315394][ T5867] vfs_get_tree+0x90/0x274 [ 79.316094][ T5867] do_new_mount+0x228/0x810 [ 79.316802][ T5867] path_mount+0x5b4/0x1000 [ 79.317476][ T5867] __arm64_sys_mount+0x514/0x5e4 [ 79.318214][ T5867] invoke_syscall+0x98/0x2b8 [ 79.318882][ T5867] el0_svc_common+0x138/0x258 [ 79.319552][ T5867] do_el0_svc+0x58/0x14c [ 79.320234][ T5867] el0_svc+0x78/0x1e0 [ 79.320828][ T5867] el0t_64_sync_handler+0xcc/0xe4 [ 79.321576][ T5867] el0t_64_sync+0x1a0/0x1a4 [ 79.338288][ T5869] loop3: detected capacity change from 0 to 32768 [ 79.341688][ T5869] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.343668][ T5869] CPU: 0 PID: 5869 Comm: syz.3.50 Not tainted syzkaller #0 [ 79.344844][ T5869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.346380][ T5869] Call trace: [ 79.346871][ T5869] dump_backtrace+0x0/0x43c [ 79.347501][ T5869] show_stack+0x2c/0x3c [ 79.348129][ T5869] __dump_stack+0x30/0x40 [ 79.348789][ T5869] dump_stack_lvl+0xf8/0x160 [ 79.349436][ T5869] dump_stack+0x1c/0x5c [ 79.350054][ T5869] sysfs_create_dir_ns+0x22c/0x24c [ 79.350816][ T5869] kobject_add_internal+0x590/0xc54 [ 79.351591][ T5869] kobject_init_and_add+0x118/0x17c [ 79.352346][ T5869] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.353075][ T5869] gfs2_fill_super+0xdac/0x19e0 [ 79.353785][ T5869] get_tree_bdev+0x358/0x544 [ 79.354491][ T5869] gfs2_get_tree+0x54/0x1b4 [ 79.355140][ T5869] vfs_get_tree+0x90/0x274 [ 79.355864][ T5869] do_new_mount+0x228/0x810 [ 79.356576][ T5869] path_mount+0x5b4/0x1000 [ 79.357285][ T5869] __arm64_sys_mount+0x514/0x5e4 [ 79.357993][ T5869] invoke_syscall+0x98/0x2b8 [ 79.358705][ T5869] el0_svc_common+0x138/0x258 [ 79.359411][ T5869] do_el0_svc+0x58/0x14c [ 79.360013][ T5869] el0_svc+0x78/0x1e0 [ 79.360608][ T5869] el0t_64_sync_handler+0xcc/0xe4 [ 79.361436][ T5869] el0t_64_sync+0x1a0/0x1a4 [ 79.362413][ T5867] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.364346][ T5867] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.365605][ T5869] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.376892][ T5869] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.627987][ T5867] loop2: detected capacity change from 0 to 32768 [ 79.655097][ T5889] loop1: detected capacity change from 0 to 32768 [ 79.658139][ T5867] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.659306][ T5867] CPU: 0 PID: 5867 Comm: syz.2.49 Not tainted syzkaller #0 [ 79.660306][ T5867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.661867][ T5867] Call trace: [ 79.662366][ T5867] dump_backtrace+0x0/0x43c [ 79.663080][ T5867] show_stack+0x2c/0x3c [ 79.663700][ T5867] __dump_stack+0x30/0x40 [ 79.664311][ T5867] dump_stack_lvl+0xf8/0x160 [ 79.664983][ T5867] dump_stack+0x1c/0x5c [ 79.665530][ T5867] sysfs_create_dir_ns+0x22c/0x24c [ 79.666220][ T5867] kobject_add_internal+0x590/0xc54 [ 79.667041][ T5867] kobject_init_and_add+0x118/0x17c [ 79.667763][ T5867] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.668534][ T5867] gfs2_fill_super+0xdac/0x19e0 [ 79.669232][ T5867] get_tree_bdev+0x358/0x544 [ 79.669878][ T5867] gfs2_get_tree+0x54/0x1b4 [ 79.670541][ T5867] vfs_get_tree+0x90/0x274 [ 79.671182][ T5867] do_new_mount+0x228/0x810 [ 79.671878][ T5867] path_mount+0x5b4/0x1000 [ 79.672504][ T5867] __arm64_sys_mount+0x514/0x5e4 [ 79.673216][ T5867] invoke_syscall+0x98/0x2b8 [ 79.673425][ T5889] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.673837][ T5867] el0_svc_common+0x138/0x258 [ 79.675547][ T5867] do_el0_svc+0x58/0x14c [ 79.676168][ T5867] el0_svc+0x78/0x1e0 [ 79.676690][ T5867] el0t_64_sync_handler+0xcc/0xe4 [ 79.677369][ T5867] el0t_64_sync+0x1a0/0x1a4 [ 79.678022][ T5889] CPU: 1 PID: 5889 Comm: syz.1.51 Not tainted syzkaller #0 [ 79.678342][ T5869] loop3: detected capacity change from 0 to 32768 [ 79.679079][ T5889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.681416][ T5889] Call trace: [ 79.681876][ T5889] dump_backtrace+0x0/0x43c [ 79.682553][ T5889] show_stack+0x2c/0x3c [ 79.683196][ T5889] __dump_stack+0x30/0x40 [ 79.683867][ T5889] dump_stack_lvl+0xf8/0x160 [ 79.684558][ T5889] dump_stack+0x1c/0x5c [ 79.685208][ T5889] sysfs_create_dir_ns+0x22c/0x24c [ 79.685978][ T5889] kobject_add_internal+0x590/0xc54 [ 79.686768][ T5889] kobject_init_and_add+0x118/0x17c [ 79.687573][ T5889] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.688262][ T5889] gfs2_fill_super+0xdac/0x19e0 [ 79.688947][ T5889] get_tree_bdev+0x358/0x544 [ 79.689670][ T5889] gfs2_get_tree+0x54/0x1b4 [ 79.690305][ T5889] vfs_get_tree+0x90/0x274 [ 79.690971][ T5889] do_new_mount+0x228/0x810 [ 79.691629][ T5889] path_mount+0x5b4/0x1000 [ 79.692298][ T5889] __arm64_sys_mount+0x514/0x5e4 [ 79.693018][ T5889] invoke_syscall+0x98/0x2b8 [ 79.693717][ T5889] el0_svc_common+0x138/0x258 [ 79.694385][ T5889] do_el0_svc+0x58/0x14c [ 79.695025][ T5889] el0_svc+0x78/0x1e0 [ 79.695674][ T5889] el0t_64_sync_handler+0xcc/0xe4 [ 79.696456][ T5889] el0t_64_sync+0x1a0/0x1a4 [ 79.697111][ T5894] loop4: detected capacity change from 0 to 32768 [ 79.698363][ T5867] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.700476][ T5867] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.711435][ T5869] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.712614][ T5869] CPU: 0 PID: 5869 Comm: syz.3.50 Not tainted syzkaller #0 [ 79.713719][ T5869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.715091][ T5869] Call trace: [ 79.715551][ T5869] dump_backtrace+0x0/0x43c [ 79.716259][ T5869] show_stack+0x2c/0x3c [ 79.716844][ T5869] __dump_stack+0x30/0x40 [ 79.717463][ T5869] dump_stack_lvl+0xf8/0x160 [ 79.718230][ T5869] dump_stack+0x1c/0x5c [ 79.718863][ T5869] sysfs_create_dir_ns+0x22c/0x24c [ 79.719560][ T5869] kobject_add_internal+0x590/0xc54 [ 79.720260][ T5869] kobject_init_and_add+0x118/0x17c [ 79.720992][ T5869] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.721679][ T5869] gfs2_fill_super+0xdac/0x19e0 [ 79.722394][ T5869] get_tree_bdev+0x358/0x544 [ 79.723047][ T5869] gfs2_get_tree+0x54/0x1b4 [ 79.723730][ T5869] vfs_get_tree+0x90/0x274 [ 79.724359][ T5869] do_new_mount+0x228/0x810 [ 79.724997][ T5869] path_mount+0x5b4/0x1000 [ 79.725637][ T5869] __arm64_sys_mount+0x514/0x5e4 [ 79.726311][ T5869] invoke_syscall+0x98/0x2b8 [ 79.726941][ T5869] el0_svc_common+0x138/0x258 [ 79.727624][ T5869] do_el0_svc+0x58/0x14c [ 79.728230][ T5869] el0_svc+0x78/0x1e0 [ 79.728830][ T5869] el0t_64_sync_handler+0xcc/0xe4 [ 79.729517][ T5869] el0t_64_sync+0x1a0/0x1a4 [ 79.741168][ T5894] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 79.742269][ T5894] CPU: 0 PID: 5894 Comm: syz.4.52 Not tainted syzkaller #0 [ 79.743290][ T5894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 79.744654][ T5894] Call trace: [ 79.745108][ T5894] dump_backtrace+0x0/0x43c [ 79.745770][ T5894] show_stack+0x2c/0x3c [ 79.746320][ T5894] __dump_stack+0x30/0x40 [ 79.746923][ T5894] dump_stack_lvl+0xf8/0x160 [ 79.747565][ T5894] dump_stack+0x1c/0x5c [ 79.747722][ T5889] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.748187][ T5894] sysfs_create_dir_ns+0x22c/0x24c [ 79.750252][ T5889] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.750952][ T5894] kobject_add_internal+0x590/0xc54 [ 79.752647][ T5894] kobject_init_and_add+0x118/0x17c [ 79.753394][ T5894] gfs2_sys_fs_add+0x1dc/0x3d8 [ 79.754077][ T5894] gfs2_fill_super+0xdac/0x19e0 [ 79.754744][ T5894] get_tree_bdev+0x358/0x544 [ 79.755426][ T5894] gfs2_get_tree+0x54/0x1b4 [ 79.756057][ T5894] vfs_get_tree+0x90/0x274 [ 79.756689][ T5894] do_new_mount+0x228/0x810 [ 79.757353][ T5894] path_mount+0x5b4/0x1000 [ 79.757965][ T5894] __arm64_sys_mount+0x514/0x5e4 [ 79.758702][ T5894] invoke_syscall+0x98/0x2b8 [ 79.759358][ T5894] el0_svc_common+0x138/0x258 [ 79.760015][ T5894] do_el0_svc+0x58/0x14c [ 79.760633][ T5894] el0_svc+0x78/0x1e0 [ 79.761173][ T5894] el0t_64_sync_handler+0xcc/0xe4 [ 79.761920][ T5894] el0t_64_sync+0x1a0/0x1a4 [ 79.781250][ T5869] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.783109][ T5869] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.791684][ T5894] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 79.793655][ T5894] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 79.998020][ T5909] loop2: detected capacity change from 0 to 32768 [ 80.042245][ T5889] loop1: detected capacity change from 0 to 32768 [ 80.045332][ T5909] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.046511][ T5909] CPU: 0 PID: 5909 Comm: syz.2.53 Not tainted syzkaller #0 [ 80.047525][ T5909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.048863][ T5909] Call trace: [ 80.049336][ T5909] dump_backtrace+0x0/0x43c [ 80.050040][ T5909] show_stack+0x2c/0x3c [ 80.050661][ T5909] __dump_stack+0x30/0x40 [ 80.051312][ T5909] dump_stack_lvl+0xf8/0x160 [ 80.051967][ T5909] dump_stack+0x1c/0x5c [ 80.052591][ T5909] sysfs_create_dir_ns+0x22c/0x24c [ 80.053310][ T5909] kobject_add_internal+0x590/0xc54 [ 80.054065][ T5909] kobject_init_and_add+0x118/0x17c [ 80.054798][ T5909] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.055410][ T5909] gfs2_fill_super+0xdac/0x19e0 [ 80.056190][ T5909] get_tree_bdev+0x358/0x544 [ 80.056919][ T5909] gfs2_get_tree+0x54/0x1b4 [ 80.057548][ T5909] vfs_get_tree+0x90/0x274 [ 80.058189][ T5909] do_new_mount+0x228/0x810 [ 80.058847][ T5909] path_mount+0x5b4/0x1000 [ 80.059486][ T5909] __arm64_sys_mount+0x514/0x5e4 [ 80.060167][ T5909] invoke_syscall+0x98/0x2b8 [ 80.060785][ T5909] el0_svc_common+0x138/0x258 [ 80.061435][ T5909] do_el0_svc+0x58/0x14c [ 80.062018][ T5909] el0_svc+0x78/0x1e0 [ 80.062587][ T5909] el0t_64_sync_handler+0xcc/0xe4 [ 80.063296][ T5909] el0t_64_sync+0x1a0/0x1a4 [ 80.068591][ T5894] loop4: detected capacity change from 0 to 32768 [ 80.071109][ T5889] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.072219][ T5889] CPU: 1 PID: 5889 Comm: syz.1.51 Not tainted syzkaller #0 [ 80.073263][ T5889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.074726][ T5889] Call trace: [ 80.075213][ T5889] dump_backtrace+0x0/0x43c [ 80.075353][ T5909] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.075854][ T5889] show_stack+0x2c/0x3c [ 80.077708][ T5909] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.078262][ T5889] __dump_stack+0x30/0x40 [ 80.079697][ T5889] dump_stack_lvl+0xf8/0x160 [ 80.080335][ T5889] dump_stack+0x1c/0x5c [ 80.080988][ T5889] sysfs_create_dir_ns+0x22c/0x24c [ 80.081715][ T5889] kobject_add_internal+0x590/0xc54 [ 80.082467][ T5889] kobject_init_and_add+0x118/0x17c [ 80.083288][ T5889] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.084019][ T5889] gfs2_fill_super+0xdac/0x19e0 [ 80.084701][ T5889] get_tree_bdev+0x358/0x544 [ 80.085341][ T5889] gfs2_get_tree+0x54/0x1b4 [ 80.086023][ T5889] vfs_get_tree+0x90/0x274 [ 80.086646][ T5889] do_new_mount+0x228/0x810 [ 80.087323][ T5889] path_mount+0x5b4/0x1000 [ 80.087949][ T5889] __arm64_sys_mount+0x514/0x5e4 [ 80.088676][ T5889] invoke_syscall+0x98/0x2b8 [ 80.089325][ T5889] el0_svc_common+0x138/0x258 [ 80.090012][ T5889] do_el0_svc+0x58/0x14c [ 80.090619][ T5889] el0_svc+0x78/0x1e0 [ 80.091247][ T5889] el0t_64_sync_handler+0xcc/0xe4 [ 80.092094][ T5889] el0t_64_sync+0x1a0/0x1a4 [ 80.120341][ T5894] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.121428][ T5894] CPU: 0 PID: 5894 Comm: syz.4.52 Not tainted syzkaller #0 [ 80.122346][ T5894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.123768][ T5894] Call trace: [ 80.124237][ T5894] dump_backtrace+0x0/0x43c [ 80.124909][ T5889] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.124964][ T5894] show_stack+0x2c/0x3c [ 80.127085][ T5889] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.127699][ T5894] __dump_stack+0x30/0x40 [ 80.129249][ T5894] dump_stack_lvl+0xf8/0x160 [ 80.129995][ T5894] dump_stack+0x1c/0x5c [ 80.130563][ T5894] sysfs_create_dir_ns+0x22c/0x24c [ 80.131240][ T5894] kobject_add_internal+0x590/0xc54 [ 80.131926][ T5894] kobject_init_and_add+0x118/0x17c [ 80.132648][ T5894] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.133301][ T5894] gfs2_fill_super+0xdac/0x19e0 [ 80.133993][ T5894] get_tree_bdev+0x358/0x544 [ 80.134616][ T5894] gfs2_get_tree+0x54/0x1b4 [ 80.135258][ T5894] vfs_get_tree+0x90/0x274 [ 80.135957][ T5894] do_new_mount+0x228/0x810 [ 80.136592][ T5894] path_mount+0x5b4/0x1000 [ 80.137215][ T5894] __arm64_sys_mount+0x514/0x5e4 [ 80.137929][ T5894] invoke_syscall+0x98/0x2b8 [ 80.138579][ T5894] el0_svc_common+0x138/0x258 [ 80.139194][ T5894] do_el0_svc+0x58/0x14c [ 80.139818][ T5894] el0_svc+0x78/0x1e0 [ 80.140400][ T5894] el0t_64_sync_handler+0xcc/0xe4 [ 80.141160][ T5894] el0t_64_sync+0x1a0/0x1a4 [ 80.175649][ T5894] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.177706][ T5894] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.233190][ T5925] loop3: detected capacity change from 0 to 32768 [ 80.240019][ T5925] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.243075][ T5925] CPU: 0 PID: 5925 Comm: syz.3.54 Not tainted syzkaller #0 [ 80.244172][ T5925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.245697][ T5925] Call trace: [ 80.246159][ T5925] dump_backtrace+0x0/0x43c [ 80.246879][ T5925] show_stack+0x2c/0x3c [ 80.247511][ T5925] __dump_stack+0x30/0x40 [ 80.248114][ T5925] dump_stack_lvl+0xf8/0x160 [ 80.248768][ T5925] dump_stack+0x1c/0x5c [ 80.249315][ T5925] sysfs_create_dir_ns+0x22c/0x24c [ 80.250046][ T5925] kobject_add_internal+0x590/0xc54 [ 80.250858][ T5925] kobject_init_and_add+0x118/0x17c [ 80.251603][ T5925] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.252295][ T5925] gfs2_fill_super+0xdac/0x19e0 [ 80.252984][ T5925] get_tree_bdev+0x358/0x544 [ 80.253670][ T5925] gfs2_get_tree+0x54/0x1b4 [ 80.254317][ T5925] vfs_get_tree+0x90/0x274 [ 80.254950][ T5925] do_new_mount+0x228/0x810 [ 80.255570][ T5925] path_mount+0x5b4/0x1000 [ 80.256224][ T5925] __arm64_sys_mount+0x514/0x5e4 [ 80.256937][ T5925] invoke_syscall+0x98/0x2b8 [ 80.257594][ T5925] el0_svc_common+0x138/0x258 [ 80.258275][ T5925] do_el0_svc+0x58/0x14c [ 80.258881][ T5925] el0_svc+0x78/0x1e0 [ 80.259419][ T5925] el0t_64_sync_handler+0xcc/0xe4 [ 80.260176][ T5925] el0t_64_sync+0x1a0/0x1a4 [ 80.269674][ T5925] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.271795][ T5925] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.366781][ T5909] loop2: detected capacity change from 0 to 32768 [ 80.390143][ T5909] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.391192][ T5909] CPU: 0 PID: 5909 Comm: syz.2.53 Not tainted syzkaller #0 [ 80.392373][ T5909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.393901][ T5909] Call trace: [ 80.394399][ T5909] dump_backtrace+0x0/0x43c [ 80.395089][ T5909] show_stack+0x2c/0x3c [ 80.395711][ T5909] __dump_stack+0x30/0x40 [ 80.396050][ T5938] loop1: detected capacity change from 0 to 32768 [ 80.396349][ T5909] dump_stack_lvl+0xf8/0x160 [ 80.398002][ T5909] dump_stack+0x1c/0x5c [ 80.398640][ T5909] sysfs_create_dir_ns+0x22c/0x24c [ 80.399449][ T5909] kobject_add_internal+0x590/0xc54 [ 80.400229][ T5909] kobject_init_and_add+0x118/0x17c [ 80.400960][ T5909] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.401645][ T5909] gfs2_fill_super+0xdac/0x19e0 [ 80.402332][ T5909] get_tree_bdev+0x358/0x544 [ 80.403014][ T5909] gfs2_get_tree+0x54/0x1b4 [ 80.403710][ T5909] vfs_get_tree+0x90/0x274 [ 80.404357][ T5909] do_new_mount+0x228/0x810 [ 80.405035][ T5909] path_mount+0x5b4/0x1000 [ 80.405664][ T5909] __arm64_sys_mount+0x514/0x5e4 [ 80.406419][ T5909] invoke_syscall+0x98/0x2b8 [ 80.407102][ T5909] el0_svc_common+0x138/0x258 [ 80.407822][ T5909] do_el0_svc+0x58/0x14c [ 80.408416][ T5909] el0_svc+0x78/0x1e0 [ 80.408989][ T5909] el0t_64_sync_handler+0xcc/0xe4 [ 80.409745][ T5909] el0t_64_sync+0x1a0/0x1a4 [ 80.424535][ T5938] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.425750][ T5938] CPU: 1 PID: 5938 Comm: syz.1.55 Not tainted syzkaller #0 [ 80.426780][ T5938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.428137][ T5938] Call trace: [ 80.428612][ T5938] dump_backtrace+0x0/0x43c [ 80.429259][ T5938] show_stack+0x2c/0x3c [ 80.429864][ T5938] __dump_stack+0x30/0x40 [ 80.430530][ T5938] dump_stack_lvl+0xf8/0x160 [ 80.431203][ T5938] dump_stack+0x1c/0x5c [ 80.431847][ T5938] sysfs_create_dir_ns+0x22c/0x24c [ 80.432552][ T5938] kobject_add_internal+0x590/0xc54 [ 80.433354][ T5938] kobject_init_and_add+0x118/0x17c [ 80.434133][ T5938] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.434834][ T5938] gfs2_fill_super+0xdac/0x19e0 [ 80.435601][ T5938] get_tree_bdev+0x358/0x544 [ 80.436281][ T5938] gfs2_get_tree+0x54/0x1b4 [ 80.436942][ T5938] vfs_get_tree+0x90/0x274 [ 80.437609][ T5938] do_new_mount+0x228/0x810 [ 80.438328][ T5938] path_mount+0x5b4/0x1000 [ 80.438973][ T5938] __arm64_sys_mount+0x514/0x5e4 [ 80.439648][ T5909] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.439720][ T5938] invoke_syscall+0x98/0x2b8 [ 80.441889][ T5909] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.442496][ T5938] el0_svc_common+0x138/0x258 [ 80.444126][ T5938] do_el0_svc+0x58/0x14c [ 80.444705][ T5938] el0_svc+0x78/0x1e0 [ 80.445294][ T5938] el0t_64_sync_handler+0xcc/0xe4 [ 80.446015][ T5938] el0t_64_sync+0x1a0/0x1a4 [ 80.457928][ T5940] loop4: detected capacity change from 0 to 32768 [ 80.473818][ T5938] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.475992][ T5938] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.486899][ T5925] loop3: detected capacity change from 0 to 32768 [ 80.500279][ T5940] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.501439][ T5940] CPU: 0 PID: 5940 Comm: syz.4.56 Not tainted syzkaller #0 [ 80.502488][ T5940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.503831][ T5940] Call trace: [ 80.504257][ T5940] dump_backtrace+0x0/0x43c [ 80.504888][ T5940] show_stack+0x2c/0x3c [ 80.505516][ T5940] __dump_stack+0x30/0x40 [ 80.506147][ T5940] dump_stack_lvl+0xf8/0x160 [ 80.506848][ T5940] dump_stack+0x1c/0x5c [ 80.507452][ T5940] sysfs_create_dir_ns+0x22c/0x24c [ 80.508170][ T5940] kobject_add_internal+0x590/0xc54 [ 80.508945][ T5940] kobject_init_and_add+0x118/0x17c [ 80.509703][ T5940] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.510151][ T5925] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.510386][ T5940] gfs2_fill_super+0xdac/0x19e0 [ 80.512214][ T5940] get_tree_bdev+0x358/0x544 [ 80.512889][ T5940] gfs2_get_tree+0x54/0x1b4 [ 80.513520][ T5940] vfs_get_tree+0x90/0x274 [ 80.514176][ T5940] do_new_mount+0x228/0x810 [ 80.514855][ T5940] path_mount+0x5b4/0x1000 [ 80.515506][ T5940] __arm64_sys_mount+0x514/0x5e4 [ 80.516249][ T5940] invoke_syscall+0x98/0x2b8 [ 80.516923][ T5940] el0_svc_common+0x138/0x258 [ 80.517717][ T5940] do_el0_svc+0x58/0x14c [ 80.518442][ T5940] el0_svc+0x78/0x1e0 [ 80.519064][ T5940] el0t_64_sync_handler+0xcc/0xe4 [ 80.519863][ T5940] el0t_64_sync+0x1a0/0x1a4 [ 80.523298][ T5925] CPU: 1 PID: 5925 Comm: syz.3.54 Not tainted syzkaller #0 [ 80.524346][ T5925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.525819][ T5925] Call trace: [ 80.526233][ T5925] dump_backtrace+0x0/0x43c [ 80.526912][ T5925] show_stack+0x2c/0x3c [ 80.527537][ T5925] __dump_stack+0x30/0x40 [ 80.528210][ T5925] dump_stack_lvl+0xf8/0x160 [ 80.528871][ T5925] dump_stack+0x1c/0x5c [ 80.529437][ T5925] sysfs_create_dir_ns+0x22c/0x24c [ 80.530155][ T5925] kobject_add_internal+0x590/0xc54 [ 80.530898][ T5925] kobject_init_and_add+0x118/0x17c [ 80.531643][ T5925] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.532306][ T5925] gfs2_fill_super+0xdac/0x19e0 [ 80.533053][ T5925] get_tree_bdev+0x358/0x544 [ 80.533775][ T5925] gfs2_get_tree+0x54/0x1b4 [ 80.534401][ T5925] vfs_get_tree+0x90/0x274 [ 80.535005][ T5925] do_new_mount+0x228/0x810 [ 80.535691][ T5925] path_mount+0x5b4/0x1000 [ 80.536333][ T5925] __arm64_sys_mount+0x514/0x5e4 [ 80.537024][ T5925] invoke_syscall+0x98/0x2b8 [ 80.537695][ T5925] el0_svc_common+0x138/0x258 [ 80.538429][ T5925] do_el0_svc+0x58/0x14c [ 80.539026][ T5925] el0_svc+0x78/0x1e0 [ 80.539647][ T5925] el0t_64_sync_handler+0xcc/0xe4 [ 80.540441][ T5925] el0t_64_sync+0x1a0/0x1a4 [ 80.548911][ T5940] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.550920][ T5940] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.567697][ T5925] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.569991][ T5925] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.795434][ T5944] loop3: detected capacity change from 0 to 32768 [ 80.823858][ T5940] loop4: detected capacity change from 0 to 32768 [ 80.832589][ T5938] loop1: detected capacity change from 0 to 32768 [ 80.835607][ T5942] loop2: detected capacity change from 0 to 32768 [ 80.841146][ T5940] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.842477][ T5940] CPU: 1 PID: 5940 Comm: syz.4.56 Not tainted syzkaller #0 [ 80.843552][ T5940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.845118][ T5940] Call trace: [ 80.845617][ T5940] dump_backtrace+0x0/0x43c [ 80.846348][ T5940] show_stack+0x2c/0x3c [ 80.847025][ T5940] __dump_stack+0x30/0x40 [ 80.847638][ T5940] dump_stack_lvl+0xf8/0x160 [ 80.848287][ T5940] dump_stack+0x1c/0x5c [ 80.848907][ T5940] sysfs_create_dir_ns+0x22c/0x24c [ 80.849648][ T5940] kobject_add_internal+0x590/0xc54 [ 80.850401][ T5940] kobject_init_and_add+0x118/0x17c [ 80.851194][ T5940] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.851869][ T5940] gfs2_fill_super+0xdac/0x19e0 [ 80.852557][ T5940] get_tree_bdev+0x358/0x544 [ 80.853213][ T5940] gfs2_get_tree+0x54/0x1b4 [ 80.853912][ T5940] vfs_get_tree+0x90/0x274 [ 80.854563][ T5940] do_new_mount+0x228/0x810 [ 80.855363][ T5940] path_mount+0x5b4/0x1000 [ 80.856072][ T5940] __arm64_sys_mount+0x514/0x5e4 [ 80.856863][ T5940] invoke_syscall+0x98/0x2b8 [ 80.857563][ T5940] el0_svc_common+0x138/0x258 [ 80.858283][ T5940] do_el0_svc+0x58/0x14c [ 80.858984][ T5940] el0_svc+0x78/0x1e0 [ 80.859637][ T5940] el0t_64_sync_handler+0xcc/0xe4 [ 80.860431][ T5940] el0t_64_sync+0x1a0/0x1a4 [ 80.861855][ T5940] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.862632][ T5944] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.863897][ T5938] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.865001][ T5944] CPU: 0 PID: 5944 Comm: syz.3.58 Not tainted syzkaller #0 [ 80.867100][ T5944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.868532][ T5944] Call trace: [ 80.869016][ T5944] dump_backtrace+0x0/0x43c [ 80.869564][ T5940] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.869653][ T5944] show_stack+0x2c/0x3c [ 80.871252][ T5944] __dump_stack+0x30/0x40 [ 80.871929][ T5944] dump_stack_lvl+0xf8/0x160 [ 80.872617][ T5944] dump_stack+0x1c/0x5c [ 80.873217][ T5944] sysfs_create_dir_ns+0x22c/0x24c [ 80.873950][ T5944] kobject_add_internal+0x590/0xc54 [ 80.874684][ T5944] kobject_init_and_add+0x118/0x17c [ 80.875491][ T5944] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.876143][ T5944] gfs2_fill_super+0xdac/0x19e0 [ 80.876825][ T5944] get_tree_bdev+0x358/0x544 [ 80.877429][ T5944] gfs2_get_tree+0x54/0x1b4 [ 80.878063][ T5944] vfs_get_tree+0x90/0x274 [ 80.878650][ T5944] do_new_mount+0x228/0x810 [ 80.879265][ T5944] path_mount+0x5b4/0x1000 [ 80.879976][ T5944] __arm64_sys_mount+0x514/0x5e4 [ 80.880637][ T5944] invoke_syscall+0x98/0x2b8 [ 80.881282][ T5944] el0_svc_common+0x138/0x258 [ 80.881937][ T5944] do_el0_svc+0x58/0x14c [ 80.882607][ T5944] el0_svc+0x78/0x1e0 [ 80.883341][ T5944] el0t_64_sync_handler+0xcc/0xe4 [ 80.884078][ T5944] el0t_64_sync+0x1a0/0x1a4 [ 80.884747][ T5938] CPU: 1 PID: 5938 Comm: syz.1.55 Not tainted syzkaller #0 [ 80.885779][ T5938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.887412][ T5938] Call trace: [ 80.887853][ T5938] dump_backtrace+0x0/0x43c [ 80.888510][ T5938] show_stack+0x2c/0x3c [ 80.889069][ T5938] __dump_stack+0x30/0x40 [ 80.889717][ T5938] dump_stack_lvl+0xf8/0x160 [ 80.890090][ T5942] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 80.890367][ T5938] dump_stack+0x1c/0x5c [ 80.891978][ T5938] sysfs_create_dir_ns+0x22c/0x24c [ 80.892681][ T5938] kobject_add_internal+0x590/0xc54 [ 80.893434][ T5938] kobject_init_and_add+0x118/0x17c [ 80.894177][ T5938] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.894855][ T5938] gfs2_fill_super+0xdac/0x19e0 [ 80.895576][ T5938] get_tree_bdev+0x358/0x544 [ 80.896262][ T5938] gfs2_get_tree+0x54/0x1b4 [ 80.896950][ T5938] vfs_get_tree+0x90/0x274 [ 80.897597][ T5938] do_new_mount+0x228/0x810 [ 80.898241][ T5938] path_mount+0x5b4/0x1000 [ 80.898881][ T5938] __arm64_sys_mount+0x514/0x5e4 [ 80.899586][ T5938] invoke_syscall+0x98/0x2b8 [ 80.900302][ T5938] el0_svc_common+0x138/0x258 [ 80.901021][ T5938] do_el0_svc+0x58/0x14c [ 80.901609][ T5938] el0_svc+0x78/0x1e0 [ 80.902220][ T5938] el0t_64_sync_handler+0xcc/0xe4 [ 80.902914][ T5938] el0t_64_sync+0x1a0/0x1a4 [ 80.903511][ T5942] CPU: 0 PID: 5942 Comm: syz.2.57 Not tainted syzkaller #0 [ 80.904532][ T5942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 80.905904][ T5942] Call trace: [ 80.906337][ T5942] dump_backtrace+0x0/0x43c [ 80.906957][ T5938] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.906974][ T5938] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.908698][ T5942] show_stack+0x2c/0x3c [ 80.909923][ T5944] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.910188][ T5942] __dump_stack+0x30/0x40 [ 80.912058][ T5944] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 80.912653][ T5942] dump_stack_lvl+0xf8/0x160 [ 80.914179][ T5942] dump_stack+0x1c/0x5c [ 80.914732][ T5942] sysfs_create_dir_ns+0x22c/0x24c [ 80.915387][ T5942] kobject_add_internal+0x590/0xc54 [ 80.916086][ T5942] kobject_init_and_add+0x118/0x17c [ 80.916785][ T5942] gfs2_sys_fs_add+0x1dc/0x3d8 [ 80.917536][ T5942] gfs2_fill_super+0xdac/0x19e0 [ 80.918259][ T5942] get_tree_bdev+0x358/0x544 [ 80.918922][ T5942] gfs2_get_tree+0x54/0x1b4 [ 80.919515][ T5942] vfs_get_tree+0x90/0x274 [ 80.920103][ T5942] do_new_mount+0x228/0x810 [ 80.920721][ T5942] path_mount+0x5b4/0x1000 [ 80.921301][ T5942] __arm64_sys_mount+0x514/0x5e4 [ 80.921972][ T5942] invoke_syscall+0x98/0x2b8 [ 80.922596][ T5942] el0_svc_common+0x138/0x258 [ 80.923256][ T5942] do_el0_svc+0x58/0x14c [ 80.923861][ T5942] el0_svc+0x78/0x1e0 [ 80.924447][ T5942] el0t_64_sync_handler+0xcc/0xe4 [ 80.925177][ T5942] el0t_64_sync+0x1a0/0x1a4 [ 80.928698][ T5942] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 80.930899][ T5942] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.124926][ T5942] loop2: detected capacity change from 0 to 32768 [ 81.137300][ T5942] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.138592][ T5942] CPU: 0 PID: 5942 Comm: syz.2.57 Not tainted syzkaller #0 [ 81.139666][ T5942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.141137][ T5942] Call trace: [ 81.141551][ T5942] dump_backtrace+0x0/0x43c [ 81.142204][ T5942] show_stack+0x2c/0x3c [ 81.142830][ T5942] __dump_stack+0x30/0x40 [ 81.143496][ T5942] dump_stack_lvl+0xf8/0x160 [ 81.144105][ T5942] dump_stack+0x1c/0x5c [ 81.144721][ T5942] sysfs_create_dir_ns+0x22c/0x24c [ 81.145408][ T5942] kobject_add_internal+0x590/0xc54 [ 81.146185][ T5942] kobject_init_and_add+0x118/0x17c [ 81.146942][ T5942] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.147655][ T5942] gfs2_fill_super+0xdac/0x19e0 [ 81.148387][ T5942] get_tree_bdev+0x358/0x544 [ 81.149117][ T5942] gfs2_get_tree+0x54/0x1b4 [ 81.149146][ T5944] loop3: detected capacity change from 0 to 32768 [ 81.149770][ T5942] vfs_get_tree+0x90/0x274 [ 81.149787][ T5942] do_new_mount+0x228/0x810 [ 81.152037][ T5942] path_mount+0x5b4/0x1000 [ 81.152739][ T5942] __arm64_sys_mount+0x514/0x5e4 [ 81.153443][ T5942] invoke_syscall+0x98/0x2b8 [ 81.154093][ T5942] el0_svc_common+0x138/0x258 [ 81.154732][ T5942] do_el0_svc+0x58/0x14c [ 81.155347][ T5942] el0_svc+0x78/0x1e0 [ 81.155944][ T5942] el0t_64_sync_handler+0xcc/0xe4 [ 81.156717][ T5942] el0t_64_sync+0x1a0/0x1a4 [ 81.179010][ T5942] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.189087][ T5942] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.213016][ T5944] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.214215][ T5944] CPU: 1 PID: 5944 Comm: syz.3.58 Not tainted syzkaller #0 [ 81.215216][ T5944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.216740][ T5944] Call trace: [ 81.217228][ T5944] dump_backtrace+0x0/0x43c [ 81.217868][ T5944] show_stack+0x2c/0x3c [ 81.218559][ T5944] __dump_stack+0x30/0x40 [ 81.219234][ T5944] dump_stack_lvl+0xf8/0x160 [ 81.219950][ T5944] dump_stack+0x1c/0x5c [ 81.220601][ T5944] sysfs_create_dir_ns+0x22c/0x24c [ 81.221369][ T5944] kobject_add_internal+0x590/0xc54 [ 81.222180][ T5944] kobject_init_and_add+0x118/0x17c [ 81.222955][ T5944] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.223637][ T5944] gfs2_fill_super+0xdac/0x19e0 [ 81.224418][ T5944] get_tree_bdev+0x358/0x544 [ 81.225103][ T5944] gfs2_get_tree+0x54/0x1b4 [ 81.225777][ T5944] vfs_get_tree+0x90/0x274 [ 81.226470][ T5944] do_new_mount+0x228/0x810 [ 81.227210][ T5944] path_mount+0x5b4/0x1000 [ 81.227937][ T5944] __arm64_sys_mount+0x514/0x5e4 [ 81.228756][ T5944] invoke_syscall+0x98/0x2b8 [ 81.229522][ T5944] el0_svc_common+0x138/0x258 [ 81.230251][ T5944] do_el0_svc+0x58/0x14c [ 81.230886][ T5944] el0_svc+0x78/0x1e0 [ 81.231490][ T5944] el0t_64_sync_handler+0xcc/0xe4 [ 81.232250][ T5944] el0t_64_sync+0x1a0/0x1a4 [ 81.244450][ T5948] loop1: detected capacity change from 0 to 32768 [ 81.249234][ T5946] loop4: detected capacity change from 0 to 32768 [ 81.259699][ T5944] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.261749][ T5944] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.281476][ T5948] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.282644][ T5948] CPU: 1 PID: 5948 Comm: syz.1.60 Not tainted syzkaller #0 [ 81.283642][ T5948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.285063][ T5948] Call trace: [ 81.285527][ T5948] dump_backtrace+0x0/0x43c [ 81.286158][ T5948] show_stack+0x2c/0x3c [ 81.286772][ T5948] __dump_stack+0x30/0x40 [ 81.287378][ T5948] dump_stack_lvl+0xf8/0x160 [ 81.288064][ T5948] dump_stack+0x1c/0x5c [ 81.288650][ T5948] sysfs_create_dir_ns+0x22c/0x24c [ 81.289374][ T5948] kobject_add_internal+0x590/0xc54 [ 81.290150][ T5948] kobject_init_and_add+0x118/0x17c [ 81.290906][ T5948] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.291571][ T5948] gfs2_fill_super+0xdac/0x19e0 [ 81.292247][ T5948] get_tree_bdev+0x358/0x544 [ 81.292904][ T5948] gfs2_get_tree+0x54/0x1b4 [ 81.293531][ T5948] vfs_get_tree+0x90/0x274 [ 81.294156][ T5948] do_new_mount+0x228/0x810 [ 81.294781][ T5948] path_mount+0x5b4/0x1000 [ 81.295426][ T5948] __arm64_sys_mount+0x514/0x5e4 [ 81.296165][ T5948] invoke_syscall+0x98/0x2b8 [ 81.296800][ T5948] el0_svc_common+0x138/0x258 [ 81.297461][ T5948] do_el0_svc+0x58/0x14c [ 81.298029][ T5948] el0_svc+0x78/0x1e0 [ 81.298609][ T5948] el0t_64_sync_handler+0xcc/0xe4 [ 81.299344][ T5948] el0t_64_sync+0x1a0/0x1a4 [ 81.300808][ T5946] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.301982][ T5946] CPU: 0 PID: 5946 Comm: syz.4.59 Not tainted syzkaller #0 [ 81.302996][ T5946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.304470][ T5946] Call trace: [ 81.304884][ T5946] dump_backtrace+0x0/0x43c [ 81.305514][ T5946] show_stack+0x2c/0x3c [ 81.306091][ T5946] __dump_stack+0x30/0x40 [ 81.306324][ T5948] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.306746][ T5946] dump_stack_lvl+0xf8/0x160 [ 81.308634][ T5948] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.309245][ T5946] dump_stack+0x1c/0x5c [ 81.310680][ T5946] sysfs_create_dir_ns+0x22c/0x24c [ 81.311473][ T5946] kobject_add_internal+0x590/0xc54 [ 81.312281][ T5946] kobject_init_and_add+0x118/0x17c [ 81.313113][ T5946] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.313767][ T5946] gfs2_fill_super+0xdac/0x19e0 [ 81.314475][ T5946] get_tree_bdev+0x358/0x544 [ 81.315217][ T5946] gfs2_get_tree+0x54/0x1b4 [ 81.315790][ T5946] vfs_get_tree+0x90/0x274 [ 81.316406][ T5946] do_new_mount+0x228/0x810 [ 81.317055][ T5946] path_mount+0x5b4/0x1000 [ 81.317676][ T5946] __arm64_sys_mount+0x514/0x5e4 [ 81.318360][ T5946] invoke_syscall+0x98/0x2b8 [ 81.318982][ T5946] el0_svc_common+0x138/0x258 [ 81.319636][ T5946] do_el0_svc+0x58/0x14c [ 81.320275][ T5946] el0_svc+0x78/0x1e0 [ 81.320854][ T5946] el0t_64_sync_handler+0xcc/0xe4 [ 81.321548][ T5946] el0t_64_sync+0x1a0/0x1a4 [ 81.339600][ T5946] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.341720][ T5946] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.412477][ T5950] loop2: detected capacity change from 0 to 32768 [ 81.422291][ T5950] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.423395][ T5950] CPU: 0 PID: 5950 Comm: syz.2.61 Not tainted syzkaller #0 [ 81.424438][ T5950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.425917][ T5950] Call trace: [ 81.426404][ T5950] dump_backtrace+0x0/0x43c [ 81.427042][ T5950] show_stack+0x2c/0x3c [ 81.427648][ T5950] __dump_stack+0x30/0x40 [ 81.428289][ T5950] dump_stack_lvl+0xf8/0x160 [ 81.428937][ T5950] dump_stack+0x1c/0x5c [ 81.429573][ T5950] sysfs_create_dir_ns+0x22c/0x24c [ 81.430311][ T5950] kobject_add_internal+0x590/0xc54 [ 81.431074][ T5950] kobject_init_and_add+0x118/0x17c [ 81.431855][ T5950] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.432528][ T5950] gfs2_fill_super+0xdac/0x19e0 [ 81.433243][ T5950] get_tree_bdev+0x358/0x544 [ 81.433888][ T5950] gfs2_get_tree+0x54/0x1b4 [ 81.434525][ T5950] vfs_get_tree+0x90/0x274 [ 81.435114][ T5950] do_new_mount+0x228/0x810 [ 81.435763][ T5950] path_mount+0x5b4/0x1000 [ 81.436377][ T5950] __arm64_sys_mount+0x514/0x5e4 [ 81.437041][ T5950] invoke_syscall+0x98/0x2b8 [ 81.437685][ T5950] el0_svc_common+0x138/0x258 [ 81.438352][ T5950] do_el0_svc+0x58/0x14c [ 81.438951][ T5950] el0_svc+0x78/0x1e0 [ 81.439552][ T5950] el0t_64_sync_handler+0xcc/0xe4 [ 81.440349][ T5950] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:21 executed programs: 57 [ 81.475504][ T5950] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.477361][ T5950] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.552849][ T5948] loop1: detected capacity change from 0 to 32768 [ 81.557866][ T5948] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.568108][ T5948] CPU: 1 PID: 5948 Comm: syz.1.60 Not tainted syzkaller #0 [ 81.569150][ T5948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.570625][ T5948] Call trace: [ 81.571103][ T5948] dump_backtrace+0x0/0x43c [ 81.571768][ T5948] show_stack+0x2c/0x3c [ 81.572440][ T5948] __dump_stack+0x30/0x40 [ 81.573155][ T5948] dump_stack_lvl+0xf8/0x160 [ 81.573829][ T5948] dump_stack+0x1c/0x5c [ 81.574520][ T5948] sysfs_create_dir_ns+0x22c/0x24c [ 81.575241][ T5948] kobject_add_internal+0x590/0xc54 [ 81.575987][ T5948] kobject_init_and_add+0x118/0x17c [ 81.576759][ T5948] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.577405][ T5948] gfs2_fill_super+0xdac/0x19e0 [ 81.578109][ T5948] get_tree_bdev+0x358/0x544 [ 81.578736][ T5948] gfs2_get_tree+0x54/0x1b4 [ 81.579324][ T5948] vfs_get_tree+0x90/0x274 [ 81.579925][ T5948] do_new_mount+0x228/0x810 [ 81.580616][ T5948] path_mount+0x5b4/0x1000 [ 81.581279][ T5948] __arm64_sys_mount+0x514/0x5e4 [ 81.581970][ T5948] invoke_syscall+0x98/0x2b8 [ 81.582608][ T5948] el0_svc_common+0x138/0x258 [ 81.583263][ T5948] do_el0_svc+0x58/0x14c [ 81.583847][ T5948] el0_svc+0x78/0x1e0 [ 81.584320][ T5948] el0t_64_sync_handler+0xcc/0xe4 [ 81.584963][ T5948] el0t_64_sync+0x1a0/0x1a4 [ 81.619299][ T5948] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.621540][ T5948] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.636114][ T5946] loop4: detected capacity change from 0 to 32768 [ 81.637863][ T5952] loop3: detected capacity change from 0 to 32768 [ 81.653148][ T5946] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.654351][ T5946] CPU: 0 PID: 5946 Comm: syz.4.59 Not tainted syzkaller #0 [ 81.655367][ T5946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.656818][ T5946] Call trace: [ 81.657299][ T5946] dump_backtrace+0x0/0x43c [ 81.657943][ T5946] show_stack+0x2c/0x3c [ 81.658572][ T5946] __dump_stack+0x30/0x40 [ 81.659231][ T5946] dump_stack_lvl+0xf8/0x160 [ 81.659903][ T5946] dump_stack+0x1c/0x5c [ 81.660125][ T5952] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.660567][ T5946] sysfs_create_dir_ns+0x22c/0x24c [ 81.662425][ T5946] kobject_add_internal+0x590/0xc54 [ 81.663239][ T5946] kobject_init_and_add+0x118/0x17c [ 81.664017][ T5946] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.664742][ T5946] gfs2_fill_super+0xdac/0x19e0 [ 81.665489][ T5946] get_tree_bdev+0x358/0x544 [ 81.666170][ T5946] gfs2_get_tree+0x54/0x1b4 [ 81.666799][ T5946] vfs_get_tree+0x90/0x274 [ 81.667455][ T5946] do_new_mount+0x228/0x810 [ 81.668093][ T5946] path_mount+0x5b4/0x1000 [ 81.668737][ T5946] __arm64_sys_mount+0x514/0x5e4 [ 81.669435][ T5946] invoke_syscall+0x98/0x2b8 [ 81.670088][ T5946] el0_svc_common+0x138/0x258 [ 81.670759][ T5946] do_el0_svc+0x58/0x14c [ 81.671367][ T5946] el0_svc+0x78/0x1e0 [ 81.671956][ T5946] el0t_64_sync_handler+0xcc/0xe4 [ 81.672691][ T5946] el0t_64_sync+0x1a0/0x1a4 [ 81.673732][ T5952] CPU: 1 PID: 5952 Comm: syz.3.62 Not tainted syzkaller #0 [ 81.674855][ T5952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.676326][ T5952] Call trace: [ 81.676786][ T5952] dump_backtrace+0x0/0x43c [ 81.677434][ T5952] show_stack+0x2c/0x3c [ 81.677997][ T5952] __dump_stack+0x30/0x40 [ 81.678616][ T5952] dump_stack_lvl+0xf8/0x160 [ 81.679254][ T5952] dump_stack+0x1c/0x5c [ 81.679824][ T5952] sysfs_create_dir_ns+0x22c/0x24c [ 81.680570][ T5952] kobject_add_internal+0x590/0xc54 [ 81.681270][ T5952] kobject_init_and_add+0x118/0x17c [ 81.681951][ T5952] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.682626][ T5952] gfs2_fill_super+0xdac/0x19e0 [ 81.683313][ T5952] get_tree_bdev+0x358/0x544 [ 81.683995][ T5952] gfs2_get_tree+0x54/0x1b4 [ 81.684609][ T5952] vfs_get_tree+0x90/0x274 [ 81.685213][ T5952] do_new_mount+0x228/0x810 [ 81.685850][ T5952] path_mount+0x5b4/0x1000 [ 81.686482][ T5952] __arm64_sys_mount+0x514/0x5e4 [ 81.687193][ T5952] invoke_syscall+0x98/0x2b8 [ 81.687799][ T5952] el0_svc_common+0x138/0x258 [ 81.688446][ T5952] do_el0_svc+0x58/0x14c [ 81.689058][ T5952] el0_svc+0x78/0x1e0 [ 81.689635][ T5952] el0t_64_sync_handler+0xcc/0xe4 [ 81.690342][ T5952] el0t_64_sync+0x1a0/0x1a4 [ 81.711150][ T5946] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.713010][ T5946] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.729208][ T5952] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.732080][ T5952] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.734135][ T5950] loop2: detected capacity change from 0 to 32768 [ 81.740580][ T5950] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.741770][ T5950] CPU: 0 PID: 5950 Comm: syz.2.61 Not tainted syzkaller #0 [ 81.742875][ T5950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.744396][ T5950] Call trace: [ 81.744935][ T5950] dump_backtrace+0x0/0x43c [ 81.745615][ T5950] show_stack+0x2c/0x3c [ 81.746253][ T5950] __dump_stack+0x30/0x40 [ 81.746857][ T5950] dump_stack_lvl+0xf8/0x160 [ 81.747542][ T5950] dump_stack+0x1c/0x5c [ 81.748150][ T5950] sysfs_create_dir_ns+0x22c/0x24c [ 81.748873][ T5950] kobject_add_internal+0x590/0xc54 [ 81.749595][ T5950] kobject_init_and_add+0x118/0x17c [ 81.750361][ T5950] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.751022][ T5950] gfs2_fill_super+0xdac/0x19e0 [ 81.751714][ T5950] get_tree_bdev+0x358/0x544 [ 81.752356][ T5950] gfs2_get_tree+0x54/0x1b4 [ 81.752982][ T5950] vfs_get_tree+0x90/0x274 [ 81.753666][ T5950] do_new_mount+0x228/0x810 [ 81.754303][ T5950] path_mount+0x5b4/0x1000 [ 81.754948][ T5950] __arm64_sys_mount+0x514/0x5e4 [ 81.755659][ T5950] invoke_syscall+0x98/0x2b8 [ 81.756326][ T5950] el0_svc_common+0x138/0x258 [ 81.756974][ T5950] do_el0_svc+0x58/0x14c [ 81.757597][ T5950] el0_svc+0x78/0x1e0 [ 81.758175][ T5950] el0t_64_sync_handler+0xcc/0xe4 [ 81.758856][ T5950] el0t_64_sync+0x1a0/0x1a4 [ 81.799773][ T5950] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.801654][ T5950] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.920287][ T5954] loop1: detected capacity change from 0 to 32768 [ 81.930157][ T5954] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 81.931299][ T5954] CPU: 1 PID: 5954 Comm: syz.1.63 Not tainted syzkaller #0 [ 81.932292][ T5954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 81.933923][ T5954] Call trace: [ 81.934416][ T5954] dump_backtrace+0x0/0x43c [ 81.935061][ T5954] show_stack+0x2c/0x3c [ 81.935649][ T5954] __dump_stack+0x30/0x40 [ 81.936298][ T5954] dump_stack_lvl+0xf8/0x160 [ 81.936979][ T5954] dump_stack+0x1c/0x5c [ 81.937625][ T5954] sysfs_create_dir_ns+0x22c/0x24c [ 81.938359][ T5954] kobject_add_internal+0x590/0xc54 [ 81.939115][ T5954] kobject_init_and_add+0x118/0x17c [ 81.939848][ T5954] gfs2_sys_fs_add+0x1dc/0x3d8 [ 81.940511][ T5954] gfs2_fill_super+0xdac/0x19e0 [ 81.941200][ T5954] get_tree_bdev+0x358/0x544 [ 81.941847][ T5954] gfs2_get_tree+0x54/0x1b4 [ 81.942436][ T5954] vfs_get_tree+0x90/0x274 [ 81.943083][ T5954] do_new_mount+0x228/0x810 [ 81.943705][ T5954] path_mount+0x5b4/0x1000 [ 81.944320][ T5954] __arm64_sys_mount+0x514/0x5e4 [ 81.945002][ T5954] invoke_syscall+0x98/0x2b8 [ 81.945659][ T5954] el0_svc_common+0x138/0x258 [ 81.946339][ T5954] do_el0_svc+0x58/0x14c [ 81.946928][ T5954] el0_svc+0x78/0x1e0 [ 81.947520][ T5954] el0t_64_sync_handler+0xcc/0xe4 [ 81.948254][ T5954] el0t_64_sync+0x1a0/0x1a4 [ 81.968050][ T5952] loop3: detected capacity change from 0 to 32768 [ 81.970663][ T5954] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 81.973087][ T5954] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 81.987472][ T5956] loop4: detected capacity change from 0 to 32768 [ 82.010331][ T5952] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.011554][ T5952] CPU: 1 PID: 5952 Comm: syz.3.62 Not tainted syzkaller #0 [ 82.012629][ T5952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.014077][ T5952] Call trace: [ 82.014543][ T5952] dump_backtrace+0x0/0x43c [ 82.015253][ T5952] show_stack+0x2c/0x3c [ 82.015897][ T5952] __dump_stack+0x30/0x40 [ 82.016491][ T5952] dump_stack_lvl+0xf8/0x160 [ 82.017129][ T5952] dump_stack+0x1c/0x5c [ 82.017790][ T5952] sysfs_create_dir_ns+0x22c/0x24c [ 82.018501][ T5952] kobject_add_internal+0x590/0xc54 [ 82.019278][ T5952] kobject_init_and_add+0x118/0x17c [ 82.019973][ T5952] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.020692][ T5952] gfs2_fill_super+0xdac/0x19e0 [ 82.021385][ T5952] get_tree_bdev+0x358/0x544 [ 82.022037][ T5952] gfs2_get_tree+0x54/0x1b4 [ 82.022051][ T5956] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.022681][ T5952] vfs_get_tree+0x90/0x274 [ 82.024382][ T5952] do_new_mount+0x228/0x810 [ 82.025009][ T5952] path_mount+0x5b4/0x1000 [ 82.025627][ T5952] __arm64_sys_mount+0x514/0x5e4 [ 82.026308][ T5952] invoke_syscall+0x98/0x2b8 [ 82.026943][ T5952] el0_svc_common+0x138/0x258 [ 82.027572][ T5952] do_el0_svc+0x58/0x14c [ 82.028113][ T5952] el0_svc+0x78/0x1e0 [ 82.028665][ T5952] el0t_64_sync_handler+0xcc/0xe4 [ 82.029352][ T5952] el0t_64_sync+0x1a0/0x1a4 [ 82.035588][ T5956] CPU: 0 PID: 5956 Comm: syz.4.64 Not tainted syzkaller #0 [ 82.036644][ T5956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.037963][ T5956] Call trace: [ 82.038410][ T5956] dump_backtrace+0x0/0x43c [ 82.039029][ T5956] show_stack+0x2c/0x3c [ 82.039588][ T5956] __dump_stack+0x30/0x40 [ 82.040185][ T5956] dump_stack_lvl+0xf8/0x160 [ 82.040828][ T5956] dump_stack+0x1c/0x5c [ 82.041434][ T5956] sysfs_create_dir_ns+0x22c/0x24c [ 82.042190][ T5956] kobject_add_internal+0x590/0xc54 [ 82.042912][ T5956] kobject_init_and_add+0x118/0x17c [ 82.043686][ T5956] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.044342][ T5956] gfs2_fill_super+0xdac/0x19e0 [ 82.045070][ T5956] get_tree_bdev+0x358/0x544 [ 82.045763][ T5956] gfs2_get_tree+0x54/0x1b4 [ 82.046407][ T5956] vfs_get_tree+0x90/0x274 [ 82.047093][ T5956] do_new_mount+0x228/0x810 [ 82.047778][ T5956] path_mount+0x5b4/0x1000 [ 82.048392][ T5956] __arm64_sys_mount+0x514/0x5e4 [ 82.049081][ T5956] invoke_syscall+0x98/0x2b8 [ 82.049741][ T5956] el0_svc_common+0x138/0x258 [ 82.050412][ T5956] do_el0_svc+0x58/0x14c [ 82.051061][ T5956] el0_svc+0x78/0x1e0 [ 82.051665][ T5956] el0t_64_sync_handler+0xcc/0xe4 [ 82.052421][ T5956] el0t_64_sync+0x1a0/0x1a4 [ 82.057676][ T5958] loop2: detected capacity change from 0 to 32768 [ 82.059868][ T5952] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.068237][ T5956] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.072295][ T5952] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.075940][ T5956] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.092028][ T5958] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.093101][ T5958] CPU: 0 PID: 5958 Comm: syz.2.65 Not tainted syzkaller #0 [ 82.094117][ T5958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.095561][ T5958] Call trace: [ 82.096009][ T5958] dump_backtrace+0x0/0x43c [ 82.096692][ T5958] show_stack+0x2c/0x3c [ 82.097263][ T5958] __dump_stack+0x30/0x40 [ 82.097858][ T5958] dump_stack_lvl+0xf8/0x160 [ 82.098489][ T5958] dump_stack+0x1c/0x5c [ 82.099073][ T5958] sysfs_create_dir_ns+0x22c/0x24c [ 82.099802][ T5958] kobject_add_internal+0x590/0xc54 [ 82.100544][ T5958] kobject_init_and_add+0x118/0x17c [ 82.101286][ T5958] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.102084][ T5958] gfs2_fill_super+0xdac/0x19e0 [ 82.102837][ T5958] get_tree_bdev+0x358/0x544 [ 82.103485][ T5958] gfs2_get_tree+0x54/0x1b4 [ 82.104125][ T5958] vfs_get_tree+0x90/0x274 [ 82.104730][ T5958] do_new_mount+0x228/0x810 [ 82.105375][ T5958] path_mount+0x5b4/0x1000 [ 82.105992][ T5958] __arm64_sys_mount+0x514/0x5e4 [ 82.106682][ T5958] invoke_syscall+0x98/0x2b8 [ 82.107310][ T5958] el0_svc_common+0x138/0x258 [ 82.107959][ T5958] do_el0_svc+0x58/0x14c [ 82.108562][ T5958] el0_svc+0x78/0x1e0 [ 82.109144][ T5958] el0t_64_sync_handler+0xcc/0xe4 [ 82.109841][ T5958] el0t_64_sync+0x1a0/0x1a4 [ 82.135585][ T5958] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.137556][ T5958] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.196620][ T5954] loop1: detected capacity change from 0 to 32768 [ 82.207000][ T5954] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.208228][ T5954] CPU: 1 PID: 5954 Comm: syz.1.63 Not tainted syzkaller #0 [ 82.209334][ T5954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.210825][ T5954] Call trace: [ 82.211280][ T5954] dump_backtrace+0x0/0x43c [ 82.211939][ T5954] show_stack+0x2c/0x3c [ 82.212535][ T5954] __dump_stack+0x30/0x40 [ 82.213173][ T5954] dump_stack_lvl+0xf8/0x160 [ 82.213864][ T5954] dump_stack+0x1c/0x5c [ 82.214478][ T5954] sysfs_create_dir_ns+0x22c/0x24c [ 82.215207][ T5954] kobject_add_internal+0x590/0xc54 [ 82.216021][ T5954] kobject_init_and_add+0x118/0x17c [ 82.216866][ T5954] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.217662][ T5954] gfs2_fill_super+0xdac/0x19e0 [ 82.218355][ T5954] get_tree_bdev+0x358/0x544 [ 82.219090][ T5954] gfs2_get_tree+0x54/0x1b4 [ 82.219830][ T5954] vfs_get_tree+0x90/0x274 [ 82.220513][ T5954] do_new_mount+0x228/0x810 [ 82.221170][ T5954] path_mount+0x5b4/0x1000 [ 82.221848][ T5954] __arm64_sys_mount+0x514/0x5e4 [ 82.222561][ T5954] invoke_syscall+0x98/0x2b8 [ 82.223299][ T5954] el0_svc_common+0x138/0x258 [ 82.223990][ T5954] do_el0_svc+0x58/0x14c [ 82.224592][ T5954] el0_svc+0x78/0x1e0 [ 82.225189][ T5954] el0t_64_sync_handler+0xcc/0xe4 [ 82.226021][ T5954] el0t_64_sync+0x1a0/0x1a4 [ 82.260209][ T5954] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.262198][ T5954] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.322583][ T5960] loop3: detected capacity change from 0 to 32768 [ 82.330428][ T5956] loop4: detected capacity change from 0 to 32768 [ 82.340110][ T5956] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.341234][ T5956] CPU: 0 PID: 5956 Comm: syz.4.64 Not tainted syzkaller #0 [ 82.342313][ T5956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.343785][ T5956] Call trace: [ 82.344242][ T5956] dump_backtrace+0x0/0x43c [ 82.344925][ T5956] show_stack+0x2c/0x3c [ 82.345534][ T5956] __dump_stack+0x30/0x40 [ 82.346143][ T5956] dump_stack_lvl+0xf8/0x160 [ 82.346773][ T5956] dump_stack+0x1c/0x5c [ 82.347330][ T5956] sysfs_create_dir_ns+0x22c/0x24c [ 82.348029][ T5956] kobject_add_internal+0x590/0xc54 [ 82.348688][ T5956] kobject_init_and_add+0x118/0x17c [ 82.349421][ T5956] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.350091][ T5956] gfs2_fill_super+0xdac/0x19e0 [ 82.350805][ T5956] get_tree_bdev+0x358/0x544 [ 82.351489][ T5956] gfs2_get_tree+0x54/0x1b4 [ 82.352130][ T5956] vfs_get_tree+0x90/0x274 [ 82.352771][ T5956] do_new_mount+0x228/0x810 [ 82.353424][ T5956] path_mount+0x5b4/0x1000 [ 82.354046][ T5956] __arm64_sys_mount+0x514/0x5e4 [ 82.354729][ T5956] invoke_syscall+0x98/0x2b8 [ 82.355422][ T5956] el0_svc_common+0x138/0x258 [ 82.356110][ T5956] do_el0_svc+0x58/0x14c [ 82.356759][ T5956] el0_svc+0x78/0x1e0 [ 82.357320][ T5956] el0t_64_sync_handler+0xcc/0xe4 [ 82.358020][ T5956] el0t_64_sync+0x1a0/0x1a4 [ 82.383460][ T5958] loop2: detected capacity change from 0 to 32768 [ 82.384691][ T5956] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.386671][ T5956] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.401204][ T5960] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.402596][ T5960] CPU: 1 PID: 5960 Comm: syz.3.66 Not tainted syzkaller #0 [ 82.403792][ T5960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.405428][ T5960] Call trace: [ 82.405891][ T5960] dump_backtrace+0x0/0x43c [ 82.406575][ T5960] show_stack+0x2c/0x3c [ 82.407198][ T5960] __dump_stack+0x30/0x40 [ 82.407878][ T5960] dump_stack_lvl+0xf8/0x160 [ 82.408572][ T5960] dump_stack+0x1c/0x5c [ 82.409183][ T5960] sysfs_create_dir_ns+0x22c/0x24c [ 82.409918][ T5960] kobject_add_internal+0x590/0xc54 [ 82.410663][ T5960] kobject_init_and_add+0x118/0x17c [ 82.411371][ T5960] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.412131][ T5960] gfs2_fill_super+0xdac/0x19e0 [ 82.412851][ T5960] get_tree_bdev+0x358/0x544 [ 82.413493][ T5960] gfs2_get_tree+0x54/0x1b4 [ 82.414142][ T5960] vfs_get_tree+0x90/0x274 [ 82.414796][ T5960] do_new_mount+0x228/0x810 [ 82.415468][ T5960] path_mount+0x5b4/0x1000 [ 82.416131][ T5960] __arm64_sys_mount+0x514/0x5e4 [ 82.416884][ T5960] invoke_syscall+0x98/0x2b8 [ 82.417591][ T5960] el0_svc_common+0x138/0x258 [ 82.418305][ T5960] do_el0_svc+0x58/0x14c [ 82.418927][ T5960] el0_svc+0x78/0x1e0 [ 82.419500][ T5960] el0t_64_sync_handler+0xcc/0xe4 [ 82.420245][ T5960] el0t_64_sync+0x1a0/0x1a4 [ 82.428957][ T5962] loop1: detected capacity change from 0 to 32768 [ 82.431464][ T5958] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.431991][ T5960] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.432587][ T5958] CPU: 0 PID: 5958 Comm: syz.2.65 Not tainted syzkaller #0 [ 82.434509][ T5960] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.435502][ T5958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.437743][ T5958] Call trace: [ 82.438213][ T5958] dump_backtrace+0x0/0x43c [ 82.438870][ T5958] show_stack+0x2c/0x3c [ 82.439485][ T5958] __dump_stack+0x30/0x40 [ 82.440102][ T5958] dump_stack_lvl+0xf8/0x160 [ 82.440744][ T5958] dump_stack+0x1c/0x5c [ 82.441342][ T5958] sysfs_create_dir_ns+0x22c/0x24c [ 82.442124][ T5958] kobject_add_internal+0x590/0xc54 [ 82.442865][ T5958] kobject_init_and_add+0x118/0x17c [ 82.443612][ T5958] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.444281][ T5958] gfs2_fill_super+0xdac/0x19e0 [ 82.444960][ T5958] get_tree_bdev+0x358/0x544 [ 82.445643][ T5958] gfs2_get_tree+0x54/0x1b4 [ 82.446304][ T5958] vfs_get_tree+0x90/0x274 [ 82.446930][ T5958] do_new_mount+0x228/0x810 [ 82.447617][ T5958] path_mount+0x5b4/0x1000 [ 82.448283][ T5958] __arm64_sys_mount+0x514/0x5e4 [ 82.449012][ T5958] invoke_syscall+0x98/0x2b8 [ 82.449634][ T5958] el0_svc_common+0x138/0x258 [ 82.450365][ T5958] do_el0_svc+0x58/0x14c [ 82.450955][ T5958] el0_svc+0x78/0x1e0 [ 82.451557][ T5958] el0t_64_sync_handler+0xcc/0xe4 [ 82.452281][ T5958] el0t_64_sync+0x1a0/0x1a4 [ 82.469621][ T5958] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.471654][ T5958] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.522273][ T5962] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.523449][ T5962] CPU: 0 PID: 5962 Comm: syz.1.67 Not tainted syzkaller #0 [ 82.524487][ T5962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.525942][ T5962] Call trace: [ 82.526387][ T5962] dump_backtrace+0x0/0x43c [ 82.526988][ T5962] show_stack+0x2c/0x3c [ 82.527579][ T5962] __dump_stack+0x30/0x40 [ 82.528229][ T5962] dump_stack_lvl+0xf8/0x160 [ 82.528880][ T5962] dump_stack+0x1c/0x5c [ 82.529439][ T5962] sysfs_create_dir_ns+0x22c/0x24c [ 82.530188][ T5962] kobject_add_internal+0x590/0xc54 [ 82.530896][ T5962] kobject_init_and_add+0x118/0x17c [ 82.531668][ T5962] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.532404][ T5962] gfs2_fill_super+0xdac/0x19e0 [ 82.533133][ T5962] get_tree_bdev+0x358/0x544 [ 82.533733][ T5962] gfs2_get_tree+0x54/0x1b4 [ 82.534375][ T5962] vfs_get_tree+0x90/0x274 [ 82.535008][ T5962] do_new_mount+0x228/0x810 [ 82.535634][ T5962] path_mount+0x5b4/0x1000 [ 82.536264][ T5962] __arm64_sys_mount+0x514/0x5e4 [ 82.537031][ T5962] invoke_syscall+0x98/0x2b8 [ 82.537679][ T5962] el0_svc_common+0x138/0x258 [ 82.538337][ T5962] do_el0_svc+0x58/0x14c [ 82.538916][ T5962] el0_svc+0x78/0x1e0 [ 82.539438][ T5962] el0t_64_sync_handler+0xcc/0xe4 [ 82.540174][ T5962] el0t_64_sync+0x1a0/0x1a4 [ 82.562934][ T5962] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.564944][ T5962] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.634258][ T5964] loop4: detected capacity change from 0 to 32768 [ 82.656007][ T5960] loop3: detected capacity change from 0 to 32768 [ 82.682089][ T5964] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.683232][ T5964] CPU: 0 PID: 5964 Comm: syz.4.68 Not tainted syzkaller #0 [ 82.684237][ T5964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.685616][ T5964] Call trace: [ 82.686038][ T5964] dump_backtrace+0x0/0x43c [ 82.686645][ T5964] show_stack+0x2c/0x3c [ 82.687193][ T5964] __dump_stack+0x30/0x40 [ 82.687784][ T5964] dump_stack_lvl+0xf8/0x160 [ 82.688381][ T5964] dump_stack+0x1c/0x5c [ 82.688962][ T5964] sysfs_create_dir_ns+0x22c/0x24c [ 82.689650][ T5964] kobject_add_internal+0x590/0xc54 [ 82.690370][ T5964] kobject_init_and_add+0x118/0x17c [ 82.691066][ T5964] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.691701][ T5964] gfs2_fill_super+0xdac/0x19e0 [ 82.692402][ T5964] get_tree_bdev+0x358/0x544 [ 82.693048][ T5964] gfs2_get_tree+0x54/0x1b4 [ 82.693726][ T5964] vfs_get_tree+0x90/0x274 [ 82.694365][ T5964] do_new_mount+0x228/0x810 [ 82.695014][ T5964] path_mount+0x5b4/0x1000 [ 82.695626][ T5964] __arm64_sys_mount+0x514/0x5e4 [ 82.696342][ T5964] invoke_syscall+0x98/0x2b8 [ 82.696997][ T5964] el0_svc_common+0x138/0x258 [ 82.697658][ T5964] do_el0_svc+0x58/0x14c [ 82.698286][ T5964] el0_svc+0x78/0x1e0 [ 82.698851][ T5964] el0t_64_sync_handler+0xcc/0xe4 [ 82.699533][ T5964] el0t_64_sync+0x1a0/0x1a4 [ 82.706096][ T5966] loop2: detected capacity change from 0 to 32768 [ 82.710438][ T5960] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.711578][ T5960] CPU: 1 PID: 5960 Comm: syz.3.66 Not tainted syzkaller #0 [ 82.712640][ T5960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.714146][ T5960] Call trace: [ 82.714590][ T5960] dump_backtrace+0x0/0x43c [ 82.715201][ T5960] show_stack+0x2c/0x3c [ 82.715787][ T5960] __dump_stack+0x30/0x40 [ 82.716444][ T5960] dump_stack_lvl+0xf8/0x160 [ 82.717169][ T5960] dump_stack+0x1c/0x5c [ 82.717740][ T5960] sysfs_create_dir_ns+0x22c/0x24c [ 82.718515][ T5960] kobject_add_internal+0x590/0xc54 [ 82.719257][ T5960] kobject_init_and_add+0x118/0x17c [ 82.720002][ T5960] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.720674][ T5960] gfs2_fill_super+0xdac/0x19e0 [ 82.721393][ T5964] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.721394][ T5960] get_tree_bdev+0x358/0x544 [ 82.721410][ T5960] gfs2_get_tree+0x54/0x1b4 [ 82.723153][ T5964] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.723825][ T5960] vfs_get_tree+0x90/0x274 [ 82.725967][ T5960] do_new_mount+0x228/0x810 [ 82.726669][ T5960] path_mount+0x5b4/0x1000 [ 82.727492][ T5960] __arm64_sys_mount+0x514/0x5e4 [ 82.728280][ T5960] invoke_syscall+0x98/0x2b8 [ 82.729008][ T5960] el0_svc_common+0x138/0x258 [ 82.729797][ T5960] do_el0_svc+0x58/0x14c [ 82.730437][ T5960] el0_svc+0x78/0x1e0 [ 82.731039][ T5960] el0t_64_sync_handler+0xcc/0xe4 [ 82.731803][ T5960] el0t_64_sync+0x1a0/0x1a4 [ 82.735416][ T5960] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.737256][ T5960] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.750389][ T5966] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.751344][ T5962] loop1: detected capacity change from 0 to 32768 [ 82.751533][ T5966] CPU: 1 PID: 5966 Comm: syz.2.69 Not tainted syzkaller #0 [ 82.753489][ T5966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.754930][ T5966] Call trace: [ 82.755371][ T5966] dump_backtrace+0x0/0x43c [ 82.756021][ T5966] show_stack+0x2c/0x3c [ 82.756646][ T5966] __dump_stack+0x30/0x40 [ 82.757271][ T5966] dump_stack_lvl+0xf8/0x160 [ 82.757979][ T5966] dump_stack+0x1c/0x5c [ 82.758580][ T5966] sysfs_create_dir_ns+0x22c/0x24c [ 82.759350][ T5966] kobject_add_internal+0x590/0xc54 [ 82.760140][ T5966] kobject_init_and_add+0x118/0x17c [ 82.760948][ T5966] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.761627][ T5966] gfs2_fill_super+0xdac/0x19e0 [ 82.762353][ T5966] get_tree_bdev+0x358/0x544 [ 82.763015][ T5966] gfs2_get_tree+0x54/0x1b4 [ 82.763656][ T5966] vfs_get_tree+0x90/0x274 [ 82.764305][ T5966] do_new_mount+0x228/0x810 [ 82.764945][ T5966] path_mount+0x5b4/0x1000 [ 82.765580][ T5966] __arm64_sys_mount+0x514/0x5e4 [ 82.766277][ T5966] invoke_syscall+0x98/0x2b8 [ 82.766969][ T5966] el0_svc_common+0x138/0x258 [ 82.767741][ T5966] do_el0_svc+0x58/0x14c [ 82.768406][ T5966] el0_svc+0x78/0x1e0 [ 82.769003][ T5966] el0t_64_sync_handler+0xcc/0xe4 [ 82.769775][ T5966] el0t_64_sync+0x1a0/0x1a4 [ 82.771430][ T5966] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.771450][ T5966] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.781840][ T5962] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 82.782788][ T5962] CPU: 1 PID: 5962 Comm: syz.1.67 Not tainted syzkaller #0 [ 82.783750][ T5962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 82.785110][ T5962] Call trace: [ 82.785603][ T5962] dump_backtrace+0x0/0x43c [ 82.786213][ T5962] show_stack+0x2c/0x3c [ 82.786830][ T5962] __dump_stack+0x30/0x40 [ 82.787499][ T5962] dump_stack_lvl+0xf8/0x160 [ 82.788097][ T5962] dump_stack+0x1c/0x5c [ 82.788665][ T5962] sysfs_create_dir_ns+0x22c/0x24c [ 82.789349][ T5962] kobject_add_internal+0x590/0xc54 [ 82.790123][ T5962] kobject_init_and_add+0x118/0x17c [ 82.790857][ T5962] gfs2_sys_fs_add+0x1dc/0x3d8 [ 82.791543][ T5962] gfs2_fill_super+0xdac/0x19e0 [ 82.792248][ T5962] get_tree_bdev+0x358/0x544 [ 82.792905][ T5962] gfs2_get_tree+0x54/0x1b4 [ 82.793585][ T5962] vfs_get_tree+0x90/0x274 [ 82.794280][ T5962] do_new_mount+0x228/0x810 [ 82.794955][ T5962] path_mount+0x5b4/0x1000 [ 82.795634][ T5962] __arm64_sys_mount+0x514/0x5e4 [ 82.796367][ T5962] invoke_syscall+0x98/0x2b8 [ 82.797047][ T5962] el0_svc_common+0x138/0x258 [ 82.797757][ T5962] do_el0_svc+0x58/0x14c [ 82.798353][ T5962] el0_svc+0x78/0x1e0 [ 82.798963][ T5962] el0t_64_sync_handler+0xcc/0xe4 [ 82.799767][ T5962] el0t_64_sync+0x1a0/0x1a4 [ 82.801387][ T5962] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 82.803194][ T5962] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 82.967977][ T5964] loop4: detected capacity change from 0 to 32768 [ 83.020432][ T5964] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 83.021589][ T5964] CPU: 1 PID: 5964 Comm: syz.4.68 Not tainted syzkaller #0 [ 83.022631][ T5964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 83.024087][ T5964] Call trace: [ 83.024559][ T5964] dump_backtrace+0x0/0x43c [ 83.025208][ T5964] show_stack+0x2c/0x3c [ 83.025789][ T5964] __dump_stack+0x30/0x40 [ 83.026389][ T5964] dump_stack_lvl+0xf8/0x160 [ 83.027080][ T5964] dump_stack+0x1c/0x5c [ 83.027665][ T5964] sysfs_create_dir_ns+0x22c/0x24c [ 83.028416][ T5964] kobject_add_internal+0x590/0xc54 [ 83.029229][ T5964] kobject_init_and_add+0x118/0x17c [ 83.030014][ T5964] gfs2_sys_fs_add+0x1dc/0x3d8 [ 83.030725][ T5964] gfs2_fill_super+0xdac/0x19e0 [ 83.031445][ T5964] get_tree_bdev+0x358/0x544 [ 83.032168][ T5964] gfs2_get_tree+0x54/0x1b4 [ 83.032901][ T5964] vfs_get_tree+0x90/0x274