[ 71.249057][ T162] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.313131][ T162] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.384222][ T162] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.436511][ T162] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.479839][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.486300][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 [ 72.196394][ T162] device hsr_slave_0 left promiscuous mode [ 72.203883][ T162] device hsr_slave_1 left promiscuous mode [ 72.210318][ T162] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 72.219140][ T162] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 72.228794][ T162] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 72.236401][ T162] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 72.248956][ T162] device bridge_slave_1 left promiscuous mode [ 72.255257][ T162] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.263947][ T162] device bridge_slave_0 left promiscuous mode [ 72.271778][ T162] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.283151][ T162] device veth1_macvtap left promiscuous mode [ 72.289505][ T162] device veth0_macvtap left promiscuous mode [ 72.295566][ T162] device veth1_vlan left promiscuous mode [ 72.301834][ T162] device veth0_vlan left promiscuous mode [ 72.419681][ T162] team0 (unregistering): Port device team_slave_1 removed [ 72.432157][ T162] team0 (unregistering): Port device team_slave_0 removed [ 72.443513][ T162] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 72.456634][ T162] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 72.502505][ T162] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.124' (ED25519) to the list of known hosts. 2026/07/02 00:26:13 parsed 1 programs [ 80.651522][ T4610] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 81.719183][ T1324] cfg80211: failed to load regulatory.db [ 82.958439][ T4682] chnl_net:caif_netlink_parms(): no params data found [ 83.099085][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.128302][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.178904][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.239245][ T4682] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.246380][ T4682] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.254351][ T4682] device bridge_slave_0 entered promiscuous mode [ 83.282155][ T4682] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.290230][ T4682] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.298566][ T4682] device bridge_slave_1 entered promiscuous mode [ 83.314289][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.333997][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.363849][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 83.379598][ T4682] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.409924][ T4682] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.592315][ T4682] team0: Port device team_slave_0 added [ 83.609097][ T4682] team0: Port device team_slave_1 added [ 83.740320][ T4682] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.752461][ T4682] 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. [ 83.837263][ T4682] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.880616][ T4682] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.888675][ T4682] 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. [ 83.947098][ T4682] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.164573][ T4682] device hsr_slave_0 entered promiscuous mode [ 84.198722][ T4682] device hsr_slave_1 entered promiscuous mode [ 84.458405][ T4682] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 84.478298][ T4682] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 84.501078][ T4682] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 84.519190][ T4682] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 84.643712][ T4682] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.658544][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.679801][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.701076][ T4682] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.721500][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.737779][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.752761][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.759935][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.787404][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.813103][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.840214][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.849219][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.856286][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.887103][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.896153][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.913112][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.938918][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.957935][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.986149][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.006645][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.024107][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.034016][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.047577][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.056627][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 85.067678][ T4682] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.192897][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 85.201107][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 85.223456][ T4682] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.275064][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 85.288841][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 85.314407][ T4682] device veth0_vlan entered promiscuous mode [ 85.321124][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 85.337867][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.352363][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.369278][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.383630][ T4682] device veth1_vlan entered promiscuous mode [ 85.413136][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.438102][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.446378][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 85.465546][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.479987][ T4682] device veth0_macvtap entered promiscuous mode [ 85.495059][ T4682] device veth1_macvtap entered promiscuous mode [ 85.519687][ T4682] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.529280][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.539352][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 85.547745][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.556461][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.572573][ T4682] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.587930][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.601202][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.612812][ T4682] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.625700][ T4682] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.639314][ T4682] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.649311][ T4682] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.776883][ T4827] Bluetooth: hci0: command 0x0409 tx timeout 2026/07/02 00:26:21 executed programs: 0 [ 86.545098][ T4836] chnl_net:caif_netlink_parms(): no params data found [ 86.729944][ T4848] chnl_net:caif_netlink_parms(): no params data found [ 86.783055][ T4845] chnl_net:caif_netlink_parms(): no params data found [ 86.800712][ T4843] chnl_net:caif_netlink_parms(): no params data found [ 86.809823][ T4836] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.817846][ T4836] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.825615][ T4836] device bridge_slave_0 entered promiscuous mode [ 86.835869][ T4836] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.843373][ T4836] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.857585][ T4836] device bridge_slave_1 entered promiscuous mode [ 87.001929][ T4851] chnl_net:caif_netlink_parms(): no params data found [ 87.021400][ T4836] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.076937][ T4836] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.109548][ T4843] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.116831][ T4843] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.125512][ T4843] device bridge_slave_0 entered promiscuous mode [ 87.135666][ T4843] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.143070][ T4843] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.152203][ T4843] device bridge_slave_1 entered promiscuous mode [ 87.271330][ T4836] team0: Port device team_slave_0 added [ 87.279718][ T4836] team0: Port device team_slave_1 added [ 87.293702][ T4845] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.301989][ T4845] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.310787][ T4845] device bridge_slave_0 entered promiscuous mode [ 87.321257][ T4843] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.331615][ T4848] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.339103][ T4848] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.348263][ T4848] device bridge_slave_0 entered promiscuous mode [ 87.375056][ T4836] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.382969][ T4836] 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. [ 87.410019][ T4836] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.422672][ T4845] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.430261][ T4845] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.438672][ T4845] device bridge_slave_1 entered promiscuous mode [ 87.447269][ T4843] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.481661][ T4848] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.489658][ T4848] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.497576][ T4848] device bridge_slave_1 entered promiscuous mode [ 87.513558][ T4851] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.520825][ T4851] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.529559][ T4851] device bridge_slave_0 entered promiscuous mode [ 87.545455][ T4836] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.554065][ T4836] 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. [ 87.581892][ T4836] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.632734][ T4851] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.639995][ T4851] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.648849][ T4851] device bridge_slave_1 entered promiscuous mode [ 87.680242][ T4843] team0: Port device team_slave_0 added [ 87.690989][ T4845] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.703287][ T4845] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.716150][ T4848] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.738147][ T4843] team0: Port device team_slave_1 added [ 87.762316][ T4848] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.806540][ T4851] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.826690][ T4851] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.854827][ T4836] device hsr_slave_0 entered promiscuous mode [ 87.861938][ T4836] device hsr_slave_1 entered promiscuous mode [ 87.869046][ T4836] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 87.876621][ T4836] Cannot create hsr debugfs directory [ 87.883830][ T4843] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.892519][ T4843] 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. [ 87.920406][ T4843] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.943634][ T4845] team0: Port device team_slave_0 added [ 87.960149][ T4848] team0: Port device team_slave_0 added [ 87.967787][ T4828] Bluetooth: hci1: command 0x0409 tx timeout [ 87.993488][ T4843] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.001252][ T4843] 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. [ 88.028186][ T4843] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.049966][ T4845] team0: Port device team_slave_1 added [ 88.059590][ T4851] team0: Port device team_slave_0 added [ 88.067296][ T4848] team0: Port device team_slave_1 added [ 88.096044][ T4851] team0: Port device team_slave_1 added [ 88.127536][ T4828] Bluetooth: hci0: command 0x0409 tx timeout [ 88.193619][ T4848] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.202158][ T4248] Bluetooth: hci2: command 0x0409 tx timeout [ 88.202203][ T2301] Bluetooth: hci4: command 0x0409 tx timeout [ 88.210044][ T4848] 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. [ 88.227171][ T2301] Bluetooth: hci3: command 0x0409 tx timeout [ 88.246693][ T4848] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.279894][ T4845] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.286872][ T4845] 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. [ 88.320684][ T4845] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.356558][ T4851] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.366830][ T4851] 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. [ 88.401186][ T4851] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.417498][ T4848] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.424472][ T4848] 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. [ 88.458142][ T4848] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.484545][ T4845] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.492378][ T4845] 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. [ 88.518787][ T4845] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.533135][ T4851] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.540348][ T4851] 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. [ 88.566718][ T4851] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.601467][ T4843] device hsr_slave_0 entered promiscuous mode [ 88.609286][ T4843] device hsr_slave_1 entered promiscuous mode [ 88.615920][ T4843] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 88.623970][ T4843] Cannot create hsr debugfs directory [ 88.704771][ T4848] device hsr_slave_0 entered promiscuous mode [ 88.711754][ T4848] device hsr_slave_1 entered promiscuous mode [ 88.726385][ T4848] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 88.734374][ T4848] Cannot create hsr debugfs directory [ 88.777289][ T4845] device hsr_slave_0 entered promiscuous mode [ 88.784750][ T4845] device hsr_slave_1 entered promiscuous mode [ 88.798645][ T4845] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 88.806900][ T4845] Cannot create hsr debugfs directory [ 88.840885][ T4851] device hsr_slave_0 entered promiscuous mode [ 88.855284][ T4851] device hsr_slave_1 entered promiscuous mode [ 88.863143][ T4851] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 88.878228][ T4851] Cannot create hsr debugfs directory [ 89.534684][ T4836] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.544803][ T4836] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.565253][ T4836] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.578778][ T4836] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.849706][ T4836] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.897031][ T4836] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.904004][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 89.913513][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.031461][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 90.038183][ T2301] Bluetooth: hci1: command 0x041b tx timeout [ 90.041814][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 90.055250][ T4244] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.062429][ T4244] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.073253][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 90.082173][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 90.091550][ T4244] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.099228][ T4244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.116564][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 90.127779][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 90.136699][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 90.147884][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 90.166081][ T4836] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 90.178677][ T4836] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 90.192486][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 90.197384][ T2301] Bluetooth: hci0: command 0x041b tx timeout [ 90.201815][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 90.214861][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 90.228554][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 90.243157][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 90.252672][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 90.261941][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 90.271353][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 90.277197][ T2301] Bluetooth: hci3: command 0x041b tx timeout [ 90.280190][ T4827] Bluetooth: hci2: command 0x041b tx timeout [ 90.297356][ T2301] Bluetooth: hci4: command 0x041b tx timeout [ 90.300739][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 90.358433][ T4848] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.555501][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 90.563485][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 90.597425][ T4836] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.626830][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 90.643431][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 90.666079][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 90.682007][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 90.696626][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 90.709768][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 90.725840][ T4836] device veth0_vlan entered promiscuous mode [ 90.742053][ T4836] device veth1_vlan entered promiscuous mode [ 90.778964][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 90.794985][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 90.804667][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 90.820414][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 90.835688][ T4836] device veth0_macvtap entered promiscuous mode [ 90.852097][ T4836] device veth1_macvtap entered promiscuous mode [ 90.875943][ T4836] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 90.893812][ T4836] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 90.905319][ T4836] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.921207][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 90.934345][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 90.946792][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 90.960222][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 90.977173][ T4836] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 90.994929][ T4836] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 91.007749][ T4836] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.015991][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 91.032343][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 91.047744][ T4836] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.056468][ T4836] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.072597][ T4836] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.084285][ T4836] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.185788][ T4244] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.212745][ T4244] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.249050][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 91.266002][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.277089][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.290763][ T4848] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.305823][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/07/02 00:26:27 executed programs: 10 [ 91.358377][ T4848] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.511730][ T4848] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.783162][ T4848] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 91.805337][ T4848] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 91.836831][ T4848] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 91.859693][ T4848] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 91.983659][ T4851] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 92.107887][ T5000] loop0: detected capacity change from 0 to 32768 [ 92.117409][ T4237] Bluetooth: hci1: command 0x040f tx timeout [ 92.138842][ T4851] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 92.155405][ T4851] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 92.196204][ T5000] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 92.199299][ T4851] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 92.224971][ T5000] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 92.278102][ T23] Bluetooth: hci0: command 0x040f tx timeout [ 92.313544][ T4848] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.329480][ T5000] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 92.357239][ T4222] Bluetooth: hci2: command 0x040f tx timeout [ 92.357401][ T4237] Bluetooth: hci4: command 0x040f tx timeout [ 92.378504][ T4843] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 92.397176][ T4237] Bluetooth: hci3: command 0x040f tx timeout [ 92.442876][ T4843] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 92.482570][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.498290][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.540126][ T5000] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 92.572410][ T4848] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.580739][ T4843] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 92.601229][ T4843] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 92.672763][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.695586][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.726568][ T4242] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.733964][ T4242] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.742967][ T5000] syz.0.15 (5000): drop_caches: 2 [ 92.770668][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.794613][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.804087][ T4242] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.811216][ T4242] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.862573][ T4851] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.880022][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.897709][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.917681][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.929211][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.958940][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.969857][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.990422][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.001472][ T4845] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 93.044000][ T4848] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.077107][ T4848] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.137644][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.145596][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 93.168997][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 93.203484][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.229195][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.247639][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 93.265726][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 93.289296][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.307484][ T4845] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 93.332380][ T4851] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.359765][ T4845] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 93.377445][ T4845] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 93.413249][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 93.435652][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 93.454532][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.461702][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.497707][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 93.567916][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 93.576957][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 93.598380][ T5024] loop0: detected capacity change from 0 to 32768 [ 93.605422][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.612538][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.646447][ T5024] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 93.663610][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 93.674454][ T5024] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 93.695924][ T5024] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 93.705144][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 93.714157][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 93.747581][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 93.774055][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 93.800117][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 93.845851][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 93.869580][ T5024] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 93.896501][ T4851] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.916627][ T4851] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.954769][ T4843] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.964161][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 93.972187][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 93.998591][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.024406][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.049535][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.053841][ T5024] ODEBUG: Out of memory. ODEBUG disabled [ 94.070292][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.081255][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.094689][ T4848] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.158430][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.166670][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.197666][ T4286] Bluetooth: hci1: command 0x0419 tx timeout [ 94.212903][ T4843] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.233254][ T5024] syz.0.20 (5024): drop_caches: 2 [ 94.291718][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.306574][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.319599][ T4242] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.326770][ T4242] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.357209][ T23] Bluetooth: hci0: command 0x0419 tx timeout [ 94.399582][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 94.419526][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 94.432474][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.440942][ T4286] Bluetooth: hci3: command 0x0419 tx timeout [ 94.447510][ T4286] Bluetooth: hci4: command 0x0419 tx timeout [ 94.448131][ T4816] Bluetooth: hci2: command 0x0419 tx timeout [ 94.467954][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 94.476287][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.495788][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 94.505245][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.514244][ T4242] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.521394][ T4242] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.542069][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 94.555631][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 94.573920][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.581993][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.626658][ T4848] device veth0_vlan entered promiscuous mode [ 94.696949][ T4851] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.720013][ T4845] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.731714][ T4848] device veth1_vlan entered promiscuous mode [ 94.748081][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 94.756729][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 94.776784][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.793288][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 94.814174][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.845533][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 94.866620][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.883758][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 94.895530][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.910929][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 94.922987][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 94.941384][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.966008][ T4843] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.044399][ T4845] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.073363][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 95.094559][ T5059] loop0: detected capacity change from 0 to 32768 [ 95.107441][ T5039] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.146198][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.165788][ T5059] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 95.183341][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.195237][ T4242] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.202561][ T4242] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.211209][ T5059] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 95.221600][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.230986][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.242668][ T5059] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 95.251756][ T4242] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.258875][ T4242] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.312827][ T4848] device veth0_macvtap entered promiscuous mode [ 95.330949][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.347718][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 95.374463][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.398070][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.409970][ T5059] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 95.428671][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.455703][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.555701][ T4848] device veth1_macvtap entered promiscuous mode [ 95.615399][ T4848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 95.646699][ T4848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 95.658495][ T4848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 95.677286][ T4848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 95.703675][ T4848] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.720853][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 95.734763][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.749729][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.807685][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.821075][ T5059] syz.0.21 (5059): drop_caches: 2 [ 95.824247][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.835454][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 95.851406][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.867542][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 95.886441][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.897673][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.921986][ T4843] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.945563][ T4845] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 95.962393][ T4845] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 95.984376][ T4848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 96.012368][ T4848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 96.031410][ T4848] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 96.046896][ T4848] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 96.065070][ T4848] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.074100][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.108405][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.115922][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 96.149277][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 96.160258][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 96.169678][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 96.185307][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 96.204445][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 96.213648][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 96.256200][ T4848] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.278772][ T4848] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.293948][ T4848] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.317115][ T4848] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.337747][ T4851] device veth0_vlan entered promiscuous mode [ 96.365041][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 96.383986][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 96.392993][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 96.408328][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 96.429830][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 96.459670][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 96.478233][ T4851] device veth1_vlan entered promiscuous mode [ 96.560149][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 96.579104][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 96.593394][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 96.604241][ T5104] loop0: detected capacity change from 0 to 32768 [ 96.611876][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 96.627792][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.634912][ T5104] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 96.642244][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.663861][ T5104] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 96.670765][ T4845] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.683895][ T4843] device veth0_vlan entered promiscuous mode [ 96.705993][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 96.720604][ T5104] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 96.720756][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 96.786769][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 96.808960][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 96.827891][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 96.855005][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 96.863562][ T5104] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 96.887854][ T4851] device veth0_macvtap entered promiscuous mode [ 96.902202][ T4843] device veth1_vlan entered promiscuous mode [ 96.921318][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 96.952907][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 96.966800][ T4851] device veth1_macvtap entered promiscuous mode [ 96.997378][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.005272][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.053268][ T162] device hsr_slave_0 left promiscuous mode [ 97.071808][ T162] device hsr_slave_1 left promiscuous mode [ 97.091735][ T162] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 97.111510][ T162] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 97.139299][ T162] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 97.146934][ T162] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 97.165694][ T162] device bridge_slave_1 left promiscuous mode [ 97.181246][ T162] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.203889][ T162] device bridge_slave_0 left promiscuous mode [ 97.216830][ T162] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.238545][ T162] device veth1_macvtap left promiscuous mode [ 97.244620][ T162] device veth0_macvtap left promiscuous mode [ 97.256829][ T162] device veth1_vlan left promiscuous mode [ 97.273408][ T162] device veth0_vlan left promiscuous mode [ 97.381741][ T5104] syz.0.22 (5104): drop_caches: 2 2026/07/02 00:26:33 executed programs: 14 [ 97.692112][ T162] team0 (unregistering): Port device team_slave_1 removed [ 97.726168][ T162] team0 (unregistering): Port device team_slave_0 removed [ 97.744073][ T162] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 97.771923][ T162] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 97.921125][ T162] bond0 (unregistering): Released all slaves [ 98.007697][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 98.009564][ T5133] loop0: detected capacity change from 0 to 32768 [ 98.015564][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 98.036777][ T5133] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 98.055005][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 98.061561][ T5133] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 98.072735][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 98.083548][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 98.093721][ T5133] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 98.105625][ T4845] device veth0_vlan entered promiscuous mode [ 98.121980][ T4843] device veth0_macvtap entered promiscuous mode [ 98.142274][ T4851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 98.182042][ T4851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 98.226734][ T5133] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 98.235784][ T4851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 98.266999][ T4851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 98.303024][ T4851] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.329408][ T5075] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 98.337619][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 98.346894][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 98.367222][ T5075] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 98.381309][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 98.390297][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 98.399770][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 98.421980][ T4845] device veth1_vlan entered promiscuous mode [ 98.433747][ T4843] device veth1_macvtap entered promiscuous mode [ 98.448141][ T5133] syz.0.23 (5133): drop_caches: 2 [ 98.458612][ T4851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 98.470557][ T4851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 98.481041][ T4851] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 98.491629][ T4851] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 98.504619][ T4851] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 98.520804][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 98.529838][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 98.538640][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 98.547797][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 98.620111][ T4851] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.659398][ T4851] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.672870][ T4851] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.684709][ T4851] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.750202][ T4843] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 98.779010][ T4843] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 98.803233][ T4843] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 98.827222][ T4843] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 98.857452][ T4843] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 98.887214][ T4843] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 98.907411][ T4843] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.920290][ T4845] device veth0_macvtap entered promiscuous mode [ 98.947322][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 98.969878][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 98.987909][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 99.006767][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 99.027462][ T5075] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 99.038186][ T4843] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.057035][ T4843] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.077262][ T4843] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.107123][ T4843] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.127071][ T4843] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.147069][ T4843] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.168523][ T4843] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.178353][ T4845] device veth1_macvtap entered promiscuous mode [ 99.204108][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 99.245719][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 99.269057][ T4843] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.280428][ T4843] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.290894][ T4843] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.302383][ T5153] loop3: detected capacity change from 0 to 32768 [ 99.305241][ T4843] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.320930][ T5151] loop0: detected capacity change from 0 to 32768 [ 99.337850][ T5153] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 99.359418][ T5153] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 99.377584][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.387239][ T5151] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 99.390859][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 99.395246][ T5151] CPU: 0 PID: 5151 Comm: syz.0.24 Not tainted syzkaller #0 [ 99.412842][ T5151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 99.417773][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.423090][ T5151] Call Trace: [ 99.433812][ T5151] [ 99.436766][ T5151] dump_stack_lvl+0x188/0x250 [ 99.441698][ T5151] ? show_regs_print_info+0x20/0x20 [ 99.446926][ T5151] ? load_image+0x410/0x410 [ 99.451454][ T5151] sysfs_create_dir_ns+0x26a/0x290 [ 99.451555][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.456571][ T5151] ? sysfs_warn_dup+0xa0/0xa0 [ 99.456592][ T5151] ? do_raw_spin_unlock+0x11d/0x230 [ 99.456611][ T5151] kobject_add_internal+0x5ba/0xcd0 [ 99.456633][ T5151] kobject_init_and_add+0x128/0x190 [ 99.456649][ T5151] ? lockdep_softirqs_off+0x430/0x430 [ 99.456671][ T5151] ? kobject_add+0x230/0x230 [ 99.456691][ T5151] ? __init_swait_queue_head+0xa4/0x140 [ 99.456714][ T5151] gfs2_sys_fs_add+0x24f/0x4b0 [ 99.456733][ T5151] ? gfs2_recover_set+0x240/0x240 [ 99.456747][ T5151] ? snprintf+0xe5/0x140 [ 99.456760][ T5151] ? __free_pages+0x95/0x1a0 [ 99.456780][ T5151] ? vscnprintf+0x80/0x80 [ 99.456802][ T5151] gfs2_fill_super+0x11ed/0x1ea0 [ 99.479387][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 99.481656][ T5151] ? gfs2_reconfigure+0xd80/0xd80 [ 99.486948][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.488102][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 99.492321][ T5151] ? sb_set_blocksize+0xa5/0xe0 [ 99.492346][ T5151] get_tree_bdev+0x3e6/0x610 [ 99.492370][ T5151] ? gfs2_reconfigure+0xd80/0xd80 [ 99.492390][ T5151] gfs2_get_tree+0x4d/0x1e0 [ 99.507108][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.507275][ T5151] vfs_get_tree+0x88/0x270 [ 99.512925][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 99.516528][ T5151] do_new_mount+0x247/0xa40 [ 99.525303][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.525459][ T5151] __se_sys_mount+0x2e3/0x3d0 [ 99.547990][ T4845] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.555725][ T5151] ? __x64_sys_mount+0xc0/0xc0 [ 99.555755][ T5151] ? lockdep_hardirqs_on+0x94/0x140 [ 99.555773][ T5151] ? __x64_sys_mount+0x1c/0xc0 [ 99.555790][ T5151] do_syscall_64+0x4c/0xa0 [ 99.555806][ T5151] ? clear_bhb_loop+0x30/0x80 [ 99.555823][ T5151] ? clear_bhb_loop+0x30/0x80 [ 99.555847][ T5151] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 99.555881][ T5151] RIP: 0033:0x7fb13cadb70a [ 99.555904][ T5151] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 99.555915][ T5151] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.555934][ T5151] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 99.555945][ T5151] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 99.555955][ T5151] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 99.590088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 99.595584][ T5151] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 99.606930][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 99.610382][ T5151] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 99.610409][ T5151] [ 99.640755][ T5151] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 99.711349][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 99.715460][ T5151] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 99.740145][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.818059][ T5153] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 99.827170][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.843765][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.868033][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.886334][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.904115][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.914534][ T4845] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 99.926499][ T4845] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 99.948216][ T4845] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.954626][ T5153] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 99.986117][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 100.007829][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 100.019095][ T4845] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.037523][ T5153] syz.3.18 (5153): drop_caches: 2 [ 100.056686][ T4845] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.076723][ T4845] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.087327][ T4845] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.139211][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.190988][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.280492][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 100.354012][ T4242] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.372071][ T4242] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.428732][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.436668][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.456354][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 100.486360][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 100.499745][ T5151] syz.0.24 (5151): drop_caches: 2 [ 100.553253][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.553533][ T4242] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.595606][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.642200][ T4242] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.648377][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 100.676075][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 101.636953][ T5172] loop4: detected capacity change from 0 to 32768 [ 101.706339][ T5176] loop3: detected capacity change from 0 to 32768 [ 101.760905][ T5172] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 101.784172][ T5178] loop0: detected capacity change from 0 to 32768 [ 101.802951][ T5176] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 101.811950][ T5172] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 101.843040][ T5176] CPU: 0 PID: 5176 Comm: syz.3.25 Not tainted syzkaller #0 [ 101.850300][ T5176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 101.860536][ T5176] Call Trace: [ 101.863916][ T5176] [ 101.866859][ T5176] dump_stack_lvl+0x188/0x250 [ 101.871553][ T5176] ? show_regs_print_info+0x20/0x20 [ 101.876890][ T5176] ? load_image+0x410/0x410 [ 101.881436][ T5176] sysfs_create_dir_ns+0x26a/0x290 [ 101.886702][ T5176] ? sysfs_warn_dup+0xa0/0xa0 [ 101.891486][ T5176] ? do_raw_spin_unlock+0x11d/0x230 [ 101.896704][ T5176] kobject_add_internal+0x5ba/0xcd0 [ 101.902187][ T5176] kobject_init_and_add+0x128/0x190 [ 101.907402][ T5176] ? lockdep_softirqs_off+0x430/0x430 [ 101.912887][ T5176] ? kobject_add+0x230/0x230 [ 101.917501][ T5176] ? __init_swait_queue_head+0xa4/0x140 [ 101.923065][ T5176] gfs2_sys_fs_add+0x24f/0x4b0 [ 101.927846][ T5176] ? gfs2_recover_set+0x240/0x240 [ 101.933059][ T5176] ? snprintf+0xe5/0x140 [ 101.937323][ T5176] ? __free_pages+0x95/0x1a0 [ 101.941934][ T5176] ? vscnprintf+0x80/0x80 [ 101.946550][ T5176] gfs2_fill_super+0x11ed/0x1ea0 [ 101.951511][ T5176] ? gfs2_reconfigure+0xd80/0xd80 [ 101.956579][ T5176] ? sb_set_blocksize+0xa5/0xe0 [ 101.961462][ T5176] get_tree_bdev+0x3e6/0x610 [ 101.966517][ T5176] ? gfs2_reconfigure+0xd80/0xd80 [ 101.971567][ T5176] gfs2_get_tree+0x4d/0x1e0 [ 101.976097][ T5176] vfs_get_tree+0x88/0x270 [ 101.980629][ T5176] do_new_mount+0x247/0xa40 [ 101.985305][ T5176] __se_sys_mount+0x2e3/0x3d0 [ 101.990022][ T5176] ? __x64_sys_mount+0xc0/0xc0 [ 101.994814][ T5176] ? lockdep_hardirqs_on+0x94/0x140 [ 102.000133][ T5176] ? __x64_sys_mount+0x1c/0xc0 [ 102.004921][ T5176] do_syscall_64+0x4c/0xa0 [ 102.009353][ T5176] ? clear_bhb_loop+0x30/0x80 [ 102.014047][ T5176] ? clear_bhb_loop+0x30/0x80 [ 102.018826][ T5176] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 102.025070][ T5176] RIP: 0033:0x7f568933c70a [ 102.029683][ T5176] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 102.049479][ T5176] RSP: 002b:00007f56885b0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.057992][ T5176] RAX: ffffffffffffffda RBX: 00007f56885b0ee0 RCX: 00007f568933c70a [ 102.065976][ T5176] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f56885b0ea0 [ 102.073959][ T5176] RBP: 0000000020000000 R08: 00007f56885b0ee0 R09: 0000000000008c1b [ 102.082029][ T5176] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 102.090020][ T5176] R13: 00007f56885b0ea0 R14: 000000000001272b R15: 0000000020000240 [ 102.095347][ T5184] loop1: detected capacity change from 0 to 32768 [ 102.098021][ T5176] [ 102.114231][ T5172] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 102.134999][ T5187] loop2: detected capacity change from 0 to 32768 [ 102.154515][ T5178] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 102.172266][ T5178] CPU: 0 PID: 5178 Comm: syz.0.26 Not tainted syzkaller #0 [ 102.180031][ T5178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 102.190287][ T5178] Call Trace: [ 102.193579][ T5178] [ 102.196526][ T5178] dump_stack_lvl+0x188/0x250 [ 102.201225][ T5178] ? show_regs_print_info+0x20/0x20 [ 102.206439][ T5178] ? load_image+0x410/0x410 [ 102.210984][ T5178] sysfs_create_dir_ns+0x26a/0x290 [ 102.216126][ T5178] ? sysfs_warn_dup+0xa0/0xa0 [ 102.220854][ T5178] ? do_raw_spin_unlock+0x11d/0x230 [ 102.226079][ T5178] kobject_add_internal+0x5ba/0xcd0 [ 102.231330][ T5178] kobject_init_and_add+0x128/0x190 [ 102.236557][ T5178] ? lockdep_softirqs_off+0x430/0x430 [ 102.241956][ T5178] ? kobject_add+0x230/0x230 [ 102.246576][ T5178] ? __init_swait_queue_head+0xa4/0x140 [ 102.252150][ T5178] gfs2_sys_fs_add+0x24f/0x4b0 [ 102.256934][ T5178] ? gfs2_recover_set+0x240/0x240 [ 102.262090][ T5178] ? snprintf+0xe5/0x140 [ 102.266350][ T5178] ? __free_pages+0x95/0x1a0 [ 102.271050][ T5178] ? vscnprintf+0x80/0x80 [ 102.275405][ T5178] gfs2_fill_super+0x11ed/0x1ea0 [ 102.280464][ T5178] ? gfs2_reconfigure+0xd80/0xd80 [ 102.285699][ T5178] ? sb_set_blocksize+0xa5/0xe0 [ 102.287160][ T5176] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 102.290833][ T5178] get_tree_bdev+0x3e6/0x610 [ 102.309241][ T5178] ? gfs2_reconfigure+0xd80/0xd80 [ 102.314288][ T5178] gfs2_get_tree+0x4d/0x1e0 [ 102.318816][ T5178] vfs_get_tree+0x88/0x270 [ 102.323339][ T5178] do_new_mount+0x247/0xa40 [ 102.327876][ T5178] __se_sys_mount+0x2e3/0x3d0 [ 102.332756][ T5178] ? __x64_sys_mount+0xc0/0xc0 [ 102.337543][ T5178] ? lockdep_hardirqs_on+0x94/0x140 [ 102.343196][ T5178] ? __x64_sys_mount+0x1c/0xc0 [ 102.347983][ T5178] do_syscall_64+0x4c/0xa0 [ 102.352407][ T5178] ? clear_bhb_loop+0x30/0x80 [ 102.357191][ T5178] ? clear_bhb_loop+0x30/0x80 [ 102.361316][ T5176] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 102.361877][ T5178] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 102.375046][ T5178] RIP: 0033:0x7fb13cadb70a [ 102.379473][ T5178] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 102.399737][ T5178] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.408150][ T5178] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 102.416208][ T5178] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 102.424165][ T5178] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 102.432134][ T5178] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 102.440224][ T5178] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 102.448203][ T5178] [ 102.518368][ T5187] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 102.528044][ T5184] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 102.536137][ T5184] CPU: 1 PID: 5184 Comm: syz.1.16 Not tainted syzkaller #0 [ 102.543348][ T5184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 102.553419][ T5184] Call Trace: [ 102.556817][ T5184] [ 102.559780][ T5184] dump_stack_lvl+0x188/0x250 [ 102.564479][ T5184] ? show_regs_print_info+0x20/0x20 [ 102.569684][ T5184] ? load_image+0x410/0x410 [ 102.574211][ T5184] sysfs_create_dir_ns+0x26a/0x290 [ 102.579337][ T5184] ? sysfs_warn_dup+0xa0/0xa0 [ 102.584032][ T5184] ? do_raw_spin_unlock+0x11d/0x230 [ 102.589241][ T5184] kobject_add_internal+0x5ba/0xcd0 [ 102.594506][ T5184] kobject_init_and_add+0x128/0x190 [ 102.599727][ T5184] ? lockdep_softirqs_off+0x430/0x430 [ 102.605122][ T5184] ? kobject_add+0x230/0x230 [ 102.609734][ T5184] ? __init_swait_queue_head+0xa4/0x140 [ 102.615403][ T5184] gfs2_sys_fs_add+0x24f/0x4b0 [ 102.620187][ T5184] ? gfs2_recover_set+0x240/0x240 [ 102.625216][ T5184] ? snprintf+0xe5/0x140 [ 102.629454][ T5184] ? __free_pages+0x95/0x1a0 [ 102.634062][ T5184] ? vscnprintf+0x80/0x80 [ 102.638426][ T5184] gfs2_fill_super+0x11ed/0x1ea0 [ 102.643417][ T5184] ? gfs2_reconfigure+0xd80/0xd80 [ 102.648482][ T5184] ? sb_set_blocksize+0xa5/0xe0 [ 102.653433][ T5184] get_tree_bdev+0x3e6/0x610 [ 102.658031][ T5184] ? gfs2_reconfigure+0xd80/0xd80 [ 102.663187][ T5184] gfs2_get_tree+0x4d/0x1e0 [ 102.667714][ T5184] vfs_get_tree+0x88/0x270 [ 102.672313][ T5184] do_new_mount+0x247/0xa40 [ 102.677184][ T5184] __se_sys_mount+0x2e3/0x3d0 [ 102.683645][ T5184] ? __x64_sys_mount+0xc0/0xc0 [ 102.688435][ T5184] ? lockdep_hardirqs_on+0x94/0x140 [ 102.693738][ T5184] ? __x64_sys_mount+0x1c/0xc0 [ 102.698519][ T5184] do_syscall_64+0x4c/0xa0 [ 102.702955][ T5184] ? clear_bhb_loop+0x30/0x80 [ 102.707637][ T5184] ? clear_bhb_loop+0x30/0x80 [ 102.712342][ T5184] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 102.718262][ T5184] RIP: 0033:0x7f05360a870a [ 102.722687][ T5184] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 102.742477][ T5184] RSP: 002b:00007f053531ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.750888][ T5184] RAX: ffffffffffffffda RBX: 00007f053531cee0 RCX: 00007f05360a870a [ 102.759018][ T5184] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f053531cea0 [ 102.766977][ T5184] RBP: 0000000020000000 R08: 00007f053531cee0 R09: 0000000000008c1b [ 102.774958][ T5184] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 102.783013][ T5184] R13: 00007f053531cea0 R14: 000000000001272b R15: 0000000020000240 [ 102.790985][ T5184] [ 102.796404][ T5187] CPU: 0 PID: 5187 Comm: syz.2.17 Not tainted syzkaller #0 [ 102.803645][ T5187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 102.813726][ T5187] Call Trace: [ 102.817008][ T5187] [ 102.819943][ T5187] dump_stack_lvl+0x188/0x250 [ 102.824629][ T5187] ? show_regs_print_info+0x20/0x20 [ 102.829845][ T5187] ? load_image+0x410/0x410 [ 102.834424][ T5187] sysfs_create_dir_ns+0x26a/0x290 [ 102.839560][ T5187] ? sysfs_warn_dup+0xa0/0xa0 [ 102.844272][ T5187] ? do_raw_spin_unlock+0x11d/0x230 [ 102.849920][ T5187] kobject_add_internal+0x5ba/0xcd0 [ 102.855137][ T5187] kobject_init_and_add+0x128/0x190 [ 102.860351][ T5187] ? lockdep_softirqs_off+0x430/0x430 [ 102.865744][ T5187] ? kobject_add+0x230/0x230 [ 102.870354][ T5187] ? __init_swait_queue_head+0xa4/0x140 [ 102.875919][ T5187] gfs2_sys_fs_add+0x24f/0x4b0 [ 102.880709][ T5187] ? gfs2_recover_set+0x240/0x240 [ 102.885748][ T5187] ? snprintf+0xe5/0x140 [ 102.890006][ T5187] ? __free_pages+0x95/0x1a0 [ 102.894611][ T5187] ? vscnprintf+0x80/0x80 [ 102.899090][ T5187] gfs2_fill_super+0x11ed/0x1ea0 [ 102.904148][ T5187] ? gfs2_reconfigure+0xd80/0xd80 [ 102.909220][ T5187] ? sb_set_blocksize+0xa5/0xe0 [ 102.914091][ T5187] get_tree_bdev+0x3e6/0x610 [ 102.918700][ T5187] ? gfs2_reconfigure+0xd80/0xd80 [ 102.923743][ T5187] gfs2_get_tree+0x4d/0x1e0 [ 102.928252][ T5187] vfs_get_tree+0x88/0x270 [ 102.932302][ T5172] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 102.932818][ T5187] do_new_mount+0x247/0xa40 [ 102.945294][ T5187] __se_sys_mount+0x2e3/0x3d0 [ 102.950001][ T5187] ? __x64_sys_mount+0xc0/0xc0 [ 102.954871][ T5187] ? lockdep_hardirqs_on+0x94/0x140 [ 102.960190][ T5187] ? __x64_sys_mount+0x1c/0xc0 [ 102.964993][ T5187] do_syscall_64+0x4c/0xa0 [ 102.969778][ T5187] ? clear_bhb_loop+0x30/0x80 [ 102.974473][ T5187] ? clear_bhb_loop+0x30/0x80 [ 102.979167][ T5187] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 102.985086][ T5187] RIP: 0033:0x7fe7da03870a [ 102.989510][ T5187] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 103.009751][ T5187] RSP: 002b:00007fe7d92ace58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.018439][ T5187] RAX: ffffffffffffffda RBX: 00007fe7d92acee0 RCX: 00007fe7da03870a [ 103.026510][ T5187] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fe7d92acea0 [ 103.034666][ T5187] RBP: 0000000020000000 R08: 00007fe7d92acee0 R09: 0000000000008c1b [ 103.042744][ T5187] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 103.050721][ T5187] R13: 00007fe7d92acea0 R14: 000000000001272b R15: 0000000020000240 [ 103.058718][ T5187] [ 103.117265][ T5184] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 103.141019][ T5184] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 103.153850][ T5172] syz.4.19 (5172): drop_caches: 2 2026/07/02 00:26:39 executed programs: 22 [ 103.461314][ T5184] syz.1.16 (5184): drop_caches: 2 [ 103.486890][ T5178] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 103.543379][ T5178] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 103.695133][ T5187] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 103.755756][ T5187] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 104.730409][ T5217] loop4: detected capacity change from 0 to 32768 [ 104.771102][ T5215] loop3: detected capacity change from 0 to 32768 [ 104.818416][ T5217] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 104.857504][ T5215] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 104.877672][ T5217] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 104.898557][ T5215] CPU: 1 PID: 5215 Comm: syz.3.29 Not tainted syzkaller #0 [ 104.905801][ T5215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 104.915872][ T5215] Call Trace: [ 104.919165][ T5215] [ 104.922114][ T5215] dump_stack_lvl+0x188/0x250 [ 104.926899][ T5215] ? show_regs_print_info+0x20/0x20 [ 104.932113][ T5215] ? load_image+0x410/0x410 [ 104.936764][ T5215] sysfs_create_dir_ns+0x26a/0x290 [ 104.941908][ T5215] ? sysfs_warn_dup+0xa0/0xa0 [ 104.946606][ T5215] ? do_raw_spin_unlock+0x11d/0x230 [ 104.951910][ T5215] kobject_add_internal+0x5ba/0xcd0 [ 104.957221][ T5215] kobject_init_and_add+0x128/0x190 [ 104.962627][ T5215] ? lockdep_softirqs_off+0x430/0x430 [ 104.968283][ T5215] ? kobject_add+0x230/0x230 [ 104.972896][ T5215] ? __init_swait_queue_head+0xa4/0x140 [ 104.978647][ T5215] gfs2_sys_fs_add+0x24f/0x4b0 [ 104.983443][ T5215] ? gfs2_recover_set+0x240/0x240 [ 104.988481][ T5215] ? snprintf+0xe5/0x140 [ 104.992922][ T5215] ? __free_pages+0x95/0x1a0 [ 104.997530][ T5215] ? vscnprintf+0x80/0x80 [ 105.001890][ T5215] gfs2_fill_super+0x11ed/0x1ea0 [ 105.006868][ T5215] ? gfs2_reconfigure+0xd80/0xd80 [ 105.011934][ T5215] ? sb_set_blocksize+0xa5/0xe0 [ 105.016974][ T5215] get_tree_bdev+0x3e6/0x610 [ 105.021592][ T5215] ? gfs2_reconfigure+0xd80/0xd80 [ 105.026752][ T5215] gfs2_get_tree+0x4d/0x1e0 [ 105.031721][ T5215] vfs_get_tree+0x88/0x270 [ 105.036157][ T5215] do_new_mount+0x247/0xa40 [ 105.040681][ T5215] __se_sys_mount+0x2e3/0x3d0 [ 105.045384][ T5215] ? __x64_sys_mount+0xc0/0xc0 [ 105.050160][ T5215] ? lockdep_hardirqs_on+0x94/0x140 [ 105.055366][ T5215] ? __x64_sys_mount+0x1c/0xc0 [ 105.060142][ T5215] do_syscall_64+0x4c/0xa0 [ 105.064573][ T5215] ? clear_bhb_loop+0x30/0x80 [ 105.069252][ T5215] ? clear_bhb_loop+0x30/0x80 [ 105.074053][ T5215] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 105.079965][ T5215] RIP: 0033:0x7f568933c70a [ 105.084558][ T5215] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 105.104340][ T5215] RSP: 002b:00007f56885b0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.112791][ T5215] RAX: ffffffffffffffda RBX: 00007f56885b0ee0 RCX: 00007f568933c70a [ 105.121395][ T5215] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f56885b0ea0 [ 105.129379][ T5215] RBP: 0000000020000000 R08: 00007f56885b0ee0 R09: 0000000000008c1b [ 105.130075][ T5219] loop1: detected capacity change from 0 to 32768 [ 105.137445][ T5215] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 105.137457][ T5215] R13: 00007f56885b0ea0 R14: 000000000001272b R15: 0000000020000240 [ 105.137479][ T5215] [ 105.192675][ T5217] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 105.223838][ T5224] loop0: detected capacity change from 0 to 32768 [ 105.293174][ T5224] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 105.342623][ T5219] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 105.352501][ T5224] CPU: 0 PID: 5224 Comm: syz.0.30 Not tainted syzkaller #0 [ 105.355135][ T5215] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 105.359844][ T5224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 105.359859][ T5224] Call Trace: [ 105.359866][ T5224] [ 105.359874][ T5224] dump_stack_lvl+0x188/0x250 [ 105.359898][ T5224] ? show_regs_print_info+0x20/0x20 [ 105.359914][ T5224] ? load_image+0x410/0x410 [ 105.359939][ T5224] sysfs_create_dir_ns+0x26a/0x290 [ 105.359957][ T5224] ? sysfs_warn_dup+0xa0/0xa0 [ 105.359975][ T5224] ? do_raw_spin_unlock+0x11d/0x230 [ 105.359997][ T5224] kobject_add_internal+0x5ba/0xcd0 [ 105.360020][ T5224] kobject_init_and_add+0x128/0x190 [ 105.360035][ T5224] ? lockdep_softirqs_off+0x430/0x430 [ 105.360058][ T5224] ? kobject_add+0x230/0x230 [ 105.360079][ T5224] ? __init_swait_queue_head+0xa4/0x140 [ 105.360099][ T5224] gfs2_sys_fs_add+0x24f/0x4b0 [ 105.375118][ T5215] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 105.383942][ T5224] ? gfs2_recover_set+0x240/0x240 [ 105.383967][ T5224] ? snprintf+0xe5/0x140 [ 105.383981][ T5224] ? __free_pages+0x95/0x1a0 [ 105.384000][ T5224] ? vscnprintf+0x80/0x80 [ 105.384023][ T5224] gfs2_fill_super+0x11ed/0x1ea0 [ 105.384051][ T5224] ? gfs2_reconfigure+0xd80/0xd80 [ 105.384082][ T5224] ? sb_set_blocksize+0xa5/0xe0 [ 105.384100][ T5224] get_tree_bdev+0x3e6/0x610 [ 105.384118][ T5224] ? gfs2_reconfigure+0xd80/0xd80 [ 105.384137][ T5224] gfs2_get_tree+0x4d/0x1e0 [ 105.410831][ T5228] loop2: detected capacity change from 0 to 32768 [ 105.414938][ T5224] vfs_get_tree+0x88/0x270 [ 105.516864][ T5224] do_new_mount+0x247/0xa40 [ 105.521393][ T5224] __se_sys_mount+0x2e3/0x3d0 [ 105.526284][ T5224] ? __x64_sys_mount+0xc0/0xc0 [ 105.531061][ T5224] ? lockdep_hardirqs_on+0x94/0x140 [ 105.536356][ T5224] ? __x64_sys_mount+0x1c/0xc0 [ 105.541124][ T5224] do_syscall_64+0x4c/0xa0 [ 105.545549][ T5224] ? clear_bhb_loop+0x30/0x80 [ 105.550232][ T5224] ? clear_bhb_loop+0x30/0x80 [ 105.554917][ T5224] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 105.560816][ T5224] RIP: 0033:0x7fb13cadb70a [ 105.564795][ T5217] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 105.565244][ T5224] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 105.565260][ T5224] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.565280][ T5224] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 105.609805][ T5224] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 105.617880][ T5224] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 105.625862][ T5224] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 105.633850][ T5224] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 105.641863][ T5224] [ 105.644906][ T5219] CPU: 1 PID: 5219 Comm: syz.1.28 Not tainted syzkaller #0 [ 105.652122][ T5219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 105.662186][ T5219] Call Trace: [ 105.665478][ T5219] [ 105.668427][ T5219] dump_stack_lvl+0x188/0x250 [ 105.673129][ T5219] ? show_regs_print_info+0x20/0x20 [ 105.678343][ T5219] ? load_image+0x410/0x410 [ 105.682899][ T5219] sysfs_create_dir_ns+0x26a/0x290 [ 105.688209][ T5219] ? sysfs_warn_dup+0xa0/0xa0 [ 105.688617][ T5217] syz.4.27 (5217): drop_caches: 2 [ 105.692932][ T5219] ? do_raw_spin_unlock+0x11d/0x230 [ 105.692955][ T5219] kobject_add_internal+0x5ba/0xcd0 [ 105.692979][ T5219] kobject_init_and_add+0x128/0x190 [ 105.713995][ T5219] ? lockdep_softirqs_off+0x430/0x430 [ 105.719391][ T5219] ? kobject_add+0x230/0x230 [ 105.724092][ T5219] ? __init_swait_queue_head+0xa4/0x140 [ 105.729755][ T5219] gfs2_sys_fs_add+0x24f/0x4b0 [ 105.734538][ T5219] ? gfs2_recover_set+0x240/0x240 [ 105.739672][ T5219] ? snprintf+0xe5/0x140 [ 105.743923][ T5219] ? __free_pages+0x95/0x1a0 [ 105.748534][ T5219] ? vscnprintf+0x80/0x80 [ 105.752901][ T5219] gfs2_fill_super+0x11ed/0x1ea0 [ 105.757871][ T5219] ? gfs2_reconfigure+0xd80/0xd80 [ 105.762929][ T5219] ? sb_set_blocksize+0xa5/0xe0 [ 105.766663][ T5224] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 105.767784][ T5219] get_tree_bdev+0x3e6/0x610 [ 105.767808][ T5219] ? gfs2_reconfigure+0xd80/0xd80 [ 105.767829][ T5219] gfs2_get_tree+0x4d/0x1e0 [ 105.781544][ T5224] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 105.786096][ T5219] vfs_get_tree+0x88/0x270 [ 105.807069][ T5219] do_new_mount+0x247/0xa40 [ 105.811580][ T5219] __se_sys_mount+0x2e3/0x3d0 [ 105.816261][ T5219] ? __x64_sys_mount+0xc0/0xc0 [ 105.821037][ T5219] ? lockdep_hardirqs_on+0x94/0x140 [ 105.826245][ T5219] ? __x64_sys_mount+0x1c/0xc0 [ 105.831101][ T5219] do_syscall_64+0x4c/0xa0 [ 105.835600][ T5219] ? clear_bhb_loop+0x30/0x80 [ 105.840263][ T5219] ? clear_bhb_loop+0x30/0x80 [ 105.844944][ T5219] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 105.850821][ T5219] RIP: 0033:0x7f05360a870a [ 105.855241][ T5219] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 105.874830][ T5219] RSP: 002b:00007f053531ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.883361][ T5219] RAX: ffffffffffffffda RBX: 00007f053531cee0 RCX: 00007f05360a870a [ 105.891493][ T5219] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f053531cea0 [ 105.899448][ T5219] RBP: 0000000020000000 R08: 00007f053531cee0 R09: 0000000000008c1b [ 105.907402][ T5219] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 105.915363][ T5219] R13: 00007f053531cea0 R14: 000000000001272b R15: 0000000020000240 [ 105.923504][ T5219] [ 105.936616][ T5219] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 105.958405][ T5219] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 105.999622][ T5228] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 106.029610][ T5228] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 106.183878][ T5228] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 106.392284][ T5215] syz.3.29 (5215): drop_caches: 2 [ 106.399224][ T5224] syz.0.30 (5224): drop_caches: 2 [ 106.415383][ T5219] syz.1.28 (5219): drop_caches: 2 [ 106.448760][ T5228] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 106.520595][ T5228] syz.2.31 (5228): drop_caches: 2 [ 107.394161][ T5256] loop4: detected capacity change from 0 to 32768 [ 107.457741][ T5259] loop0: detected capacity change from 0 to 32768 [ 107.478038][ T5256] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 107.507778][ T5256] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 107.546938][ T5259] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 107.580521][ T5259] CPU: 1 PID: 5259 Comm: syz.0.33 Not tainted syzkaller #0 [ 107.587935][ T5259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 107.598358][ T5259] Call Trace: [ 107.601917][ T5259] [ 107.602525][ T5263] loop1: detected capacity change from 0 to 32768 [ 107.604853][ T5259] dump_stack_lvl+0x188/0x250 [ 107.615936][ T5259] ? show_regs_print_info+0x20/0x20 [ 107.621170][ T5259] ? load_image+0x410/0x410 [ 107.625696][ T5259] sysfs_create_dir_ns+0x26a/0x290 [ 107.630819][ T5259] ? sysfs_warn_dup+0xa0/0xa0 [ 107.634910][ T5261] loop3: detected capacity change from 0 to 32768 [ 107.635506][ T5259] ? do_raw_spin_unlock+0x11d/0x230 [ 107.647180][ T5259] kobject_add_internal+0x5ba/0xcd0 [ 107.652400][ T5259] kobject_init_and_add+0x128/0x190 [ 107.657611][ T5259] ? lockdep_softirqs_off+0x430/0x430 [ 107.663001][ T5259] ? kobject_add+0x230/0x230 [ 107.667616][ T5259] ? __init_swait_queue_head+0xa4/0x140 [ 107.673284][ T5259] gfs2_sys_fs_add+0x24f/0x4b0 [ 107.678273][ T5259] ? gfs2_recover_set+0x240/0x240 [ 107.678589][ T5263] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 107.683395][ T5259] ? snprintf+0xe5/0x140 [ 107.695683][ T5259] ? __free_pages+0x95/0x1a0 [ 107.700289][ T5259] ? vscnprintf+0x80/0x80 [ 107.704651][ T5259] gfs2_fill_super+0x11ed/0x1ea0 [ 107.709613][ T5259] ? gfs2_reconfigure+0xd80/0xd80 [ 107.714676][ T5259] ? sb_set_blocksize+0xa5/0xe0 [ 107.719715][ T5259] get_tree_bdev+0x3e6/0x610 [ 107.724321][ T5259] ? gfs2_reconfigure+0xd80/0xd80 [ 107.724867][ T5261] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 107.729443][ T5259] gfs2_get_tree+0x4d/0x1e0 [ 107.729467][ T5259] vfs_get_tree+0x88/0x270 [ 107.746420][ T5259] do_new_mount+0x247/0xa40 [ 107.751088][ T5259] __se_sys_mount+0x2e3/0x3d0 [ 107.755788][ T5259] ? __x64_sys_mount+0xc0/0xc0 [ 107.760688][ T5259] ? lockdep_hardirqs_on+0x94/0x140 [ 107.765899][ T5259] ? __x64_sys_mount+0x1c/0xc0 [ 107.770678][ T5259] do_syscall_64+0x4c/0xa0 [ 107.775199][ T5259] ? clear_bhb_loop+0x30/0x80 [ 107.779886][ T5259] ? clear_bhb_loop+0x30/0x80 [ 107.784582][ T5259] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 107.790498][ T5259] RIP: 0033:0x7fb13cadb70a [ 107.794918][ T5259] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 107.815143][ T5259] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.823661][ T5259] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 107.831733][ T5259] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 107.839709][ T5259] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 107.847689][ T5259] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 107.855812][ T5259] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 107.863803][ T5259] [ 107.877755][ T5256] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 107.885017][ T5261] CPU: 0 PID: 5261 Comm: syz.3.34 Not tainted syzkaller #0 [ 107.893217][ T5261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 107.903275][ T5261] Call Trace: [ 107.906566][ T5261] [ 107.909505][ T5261] dump_stack_lvl+0x188/0x250 [ 107.914203][ T5261] ? show_regs_print_info+0x20/0x20 [ 107.919421][ T5261] ? load_image+0x410/0x410 [ 107.923946][ T5261] sysfs_create_dir_ns+0x26a/0x290 [ 107.929070][ T5261] ? sysfs_warn_dup+0xa0/0xa0 [ 107.933856][ T5261] ? do_raw_spin_unlock+0x11d/0x230 [ 107.939071][ T5261] kobject_add_internal+0x5ba/0xcd0 [ 107.944387][ T5261] kobject_init_and_add+0x128/0x190 [ 107.949609][ T5261] ? lockdep_softirqs_off+0x430/0x430 [ 107.955080][ T5261] ? kobject_add+0x230/0x230 [ 107.959694][ T5261] ? __init_swait_queue_head+0xa4/0x140 [ 107.965259][ T5261] gfs2_sys_fs_add+0x24f/0x4b0 [ 107.970044][ T5261] ? gfs2_recover_set+0x240/0x240 [ 107.975089][ T5261] ? snprintf+0xe5/0x140 [ 107.979352][ T5261] ? __free_pages+0x95/0x1a0 [ 107.983960][ T5261] ? vscnprintf+0x80/0x80 [ 107.988313][ T5261] gfs2_fill_super+0x11ed/0x1ea0 [ 107.993272][ T5261] ? gfs2_reconfigure+0xd80/0xd80 [ 107.998320][ T5261] ? sb_set_blocksize+0xa5/0xe0 [ 108.003182][ T5261] get_tree_bdev+0x3e6/0x610 [ 108.007780][ T5261] ? gfs2_reconfigure+0xd80/0xd80 [ 108.012904][ T5261] gfs2_get_tree+0x4d/0x1e0 [ 108.017424][ T5261] vfs_get_tree+0x88/0x270 [ 108.021868][ T5261] do_new_mount+0x247/0xa40 [ 108.026389][ T5261] __se_sys_mount+0x2e3/0x3d0 [ 108.031185][ T5261] ? __x64_sys_mount+0xc0/0xc0 [ 108.036049][ T5261] ? lockdep_hardirqs_on+0x94/0x140 [ 108.041281][ T5261] ? __x64_sys_mount+0x1c/0xc0 [ 108.046061][ T5261] do_syscall_64+0x4c/0xa0 [ 108.047067][ T5256] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 108.050488][ T5261] ? clear_bhb_loop+0x30/0x80 [ 108.063024][ T5261] ? clear_bhb_loop+0x30/0x80 [ 108.067717][ T5261] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 108.073627][ T5261] RIP: 0033:0x7f568933c70a [ 108.078062][ T5261] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 108.097675][ T5261] RSP: 002b:00007f56885b0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.106102][ T5261] RAX: ffffffffffffffda RBX: 00007f56885b0ee0 RCX: 00007f568933c70a [ 108.114091][ T5261] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f56885b0ea0 [ 108.122170][ T5261] RBP: 0000000020000000 R08: 00007f56885b0ee0 R09: 0000000000008c1b [ 108.127653][ T5256] syz.4.32 (5256): drop_caches: 2 [ 108.130147][ T5261] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 108.130161][ T5261] R13: 00007f56885b0ea0 R14: 000000000001272b R15: 0000000020000240 [ 108.130185][ T5261] [ 108.168132][ T5263] CPU: 1 PID: 5263 Comm: syz.1.35 Not tainted syzkaller #0 [ 108.175466][ T5263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 108.185532][ T5263] Call Trace: [ 108.188825][ T5263] [ 108.191755][ T5263] dump_stack_lvl+0x188/0x250 [ 108.196442][ T5263] ? show_regs_print_info+0x20/0x20 [ 108.201657][ T5263] ? load_image+0x410/0x410 [ 108.206182][ T5263] sysfs_create_dir_ns+0x26a/0x290 [ 108.211386][ T5263] ? sysfs_warn_dup+0xa0/0xa0 [ 108.216072][ T5263] ? do_raw_spin_unlock+0x11d/0x230 [ 108.221273][ T5263] kobject_add_internal+0x5ba/0xcd0 [ 108.226518][ T5263] kobject_init_and_add+0x128/0x190 [ 108.231719][ T5263] ? lockdep_softirqs_off+0x430/0x430 [ 108.237403][ T5263] ? kobject_add+0x230/0x230 [ 108.241744][ T5272] loop2: detected capacity change from 0 to 32768 [ 108.242008][ T5263] ? __init_swait_queue_head+0xa4/0x140 [ 108.248868][ T5261] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 108.254097][ T5263] gfs2_sys_fs_add+0x24f/0x4b0 [ 108.269175][ T5261] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 108.272549][ T5263] ? gfs2_recover_set+0x240/0x240 [ 108.284778][ T5263] ? snprintf+0xe5/0x140 [ 108.289290][ T5263] ? __free_pages+0x95/0x1a0 [ 108.293876][ T5263] ? vscnprintf+0x80/0x80 [ 108.298206][ T5263] gfs2_fill_super+0x11ed/0x1ea0 [ 108.303136][ T5263] ? gfs2_reconfigure+0xd80/0xd80 [ 108.308169][ T5263] ? sb_set_blocksize+0xa5/0xe0 [ 108.313006][ T5263] get_tree_bdev+0x3e6/0x610 [ 108.317675][ T5263] ? gfs2_reconfigure+0xd80/0xd80 [ 108.322702][ T5263] gfs2_get_tree+0x4d/0x1e0 [ 108.327214][ T5263] vfs_get_tree+0x88/0x270 [ 108.331624][ T5263] do_new_mount+0x247/0xa40 [ 108.336127][ T5263] __se_sys_mount+0x2e3/0x3d0 [ 108.340891][ T5263] ? __x64_sys_mount+0xc0/0xc0 [ 108.345660][ T5263] ? lockdep_hardirqs_on+0x94/0x140 [ 108.350939][ T5263] ? __x64_sys_mount+0x1c/0xc0 [ 108.355715][ T5263] do_syscall_64+0x4c/0xa0 [ 108.360156][ T5263] ? clear_bhb_loop+0x30/0x80 [ 108.364831][ T5263] ? clear_bhb_loop+0x30/0x80 [ 108.369597][ T5263] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 108.375613][ T5263] RIP: 0033:0x7f05360a870a [ 108.380033][ T5263] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 108.399715][ T5263] RSP: 002b:00007f053531ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.408124][ T5263] RAX: ffffffffffffffda RBX: 00007f053531cee0 RCX: 00007f05360a870a [ 108.416179][ T5263] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f053531cea0 [ 108.424175][ T5263] RBP: 0000000020000000 R08: 00007f053531cee0 R09: 0000000000008c1b 2026/07/02 00:26:44 executed programs: 32 [ 108.432127][ T5263] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 108.440195][ T5263] R13: 00007f053531cea0 R14: 000000000001272b R15: 0000000020000240 [ 108.448266][ T5263] [ 108.452905][ T5259] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 108.483390][ T5263] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 108.487488][ T5259] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 108.506405][ T5263] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 108.522146][ T5272] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 108.592090][ T5272] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 108.633988][ T5272] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 7ms [ 108.840000][ T5261] syz.3.34 (5261): drop_caches: 2 [ 108.899435][ T5272] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 108.924113][ T5263] syz.1.35 (5263): drop_caches: 2 [ 108.975541][ T5272] syz.2.36 (5272): drop_caches: 2 [ 109.084330][ T5259] syz.0.33 (5259): drop_caches: 2 [ 109.918629][ T5292] loop4: detected capacity change from 0 to 32768 [ 109.976890][ T5292] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 110.037020][ T5292] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 110.077426][ T5292] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 110.095788][ T5299] loop1: detected capacity change from 0 to 32768 [ 110.146832][ T5301] loop2: detected capacity change from 0 to 32768 [ 110.181671][ T5299] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 110.196148][ T5295] loop3: detected capacity change from 0 to 32768 [ 110.235542][ T5301] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 110.239713][ T5299] CPU: 1 PID: 5299 Comm: syz.1.39 Not tainted syzkaller #0 [ 110.250835][ T5299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 110.260910][ T5299] Call Trace: [ 110.264202][ T5299] [ 110.267154][ T5299] dump_stack_lvl+0x188/0x250 [ 110.271884][ T5299] ? show_regs_print_info+0x20/0x20 [ 110.277181][ T5299] ? load_image+0x410/0x410 [ 110.281816][ T5299] sysfs_create_dir_ns+0x26a/0x290 [ 110.287194][ T5299] ? sysfs_warn_dup+0xa0/0xa0 [ 110.291900][ T5299] ? do_raw_spin_unlock+0x11d/0x230 [ 110.293415][ T5292] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 110.297117][ T5299] kobject_add_internal+0x5ba/0xcd0 [ 110.297144][ T5299] kobject_init_and_add+0x128/0x190 [ 110.297160][ T5299] ? lockdep_softirqs_off+0x430/0x430 [ 110.297181][ T5299] ? kobject_add+0x230/0x230 [ 110.325342][ T5299] ? __init_swait_queue_head+0xa4/0x140 [ 110.330913][ T5299] gfs2_sys_fs_add+0x24f/0x4b0 [ 110.335697][ T5299] ? gfs2_recover_set+0x240/0x240 [ 110.340724][ T5299] ? snprintf+0xe5/0x140 [ 110.344962][ T5299] ? __free_pages+0x95/0x1a0 [ 110.349642][ T5299] ? vscnprintf+0x80/0x80 [ 110.353993][ T5299] gfs2_fill_super+0x11ed/0x1ea0 [ 110.359055][ T5299] ? gfs2_reconfigure+0xd80/0xd80 [ 110.364112][ T5299] ? sb_set_blocksize+0xa5/0xe0 [ 110.368975][ T5299] get_tree_bdev+0x3e6/0x610 [ 110.373590][ T5299] ? gfs2_reconfigure+0xd80/0xd80 [ 110.378653][ T5299] gfs2_get_tree+0x4d/0x1e0 [ 110.383173][ T5299] vfs_get_tree+0x88/0x270 [ 110.387596][ T5299] do_new_mount+0x247/0xa40 [ 110.392203][ T5299] __se_sys_mount+0x2e3/0x3d0 [ 110.396900][ T5299] ? __x64_sys_mount+0xc0/0xc0 [ 110.401784][ T5299] ? lockdep_hardirqs_on+0x94/0x140 [ 110.406999][ T5299] ? __x64_sys_mount+0x1c/0xc0 [ 110.411877][ T5299] do_syscall_64+0x4c/0xa0 [ 110.415285][ T5305] loop0: detected capacity change from 0 to 32768 [ 110.416339][ T5299] ? clear_bhb_loop+0x30/0x80 [ 110.427462][ T5299] ? clear_bhb_loop+0x30/0x80 [ 110.432167][ T5299] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 110.438092][ T5299] RIP: 0033:0x7f05360a870a [ 110.442618][ T5299] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 110.462461][ T5299] RSP: 002b:00007f053531ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.470893][ T5299] RAX: ffffffffffffffda RBX: 00007f053531cee0 RCX: 00007f05360a870a [ 110.478962][ T5299] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f053531cea0 [ 110.487029][ T5299] RBP: 0000000020000000 R08: 00007f053531cee0 R09: 0000000000008c1b [ 110.495097][ T5299] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 110.503073][ T5299] R13: 00007f053531cea0 R14: 000000000001272b R15: 0000000020000240 [ 110.511063][ T5299] [ 110.514080][ T5301] CPU: 0 PID: 5301 Comm: syz.2.40 Not tainted syzkaller #0 [ 110.521286][ T5301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 110.531353][ T5301] Call Trace: [ 110.534645][ T5301] [ 110.537581][ T5301] dump_stack_lvl+0x188/0x250 [ 110.542283][ T5301] ? show_regs_print_info+0x20/0x20 [ 110.547501][ T5301] ? load_image+0x410/0x410 [ 110.552033][ T5301] sysfs_create_dir_ns+0x26a/0x290 [ 110.557159][ T5301] ? sysfs_warn_dup+0xa0/0xa0 [ 110.561850][ T5301] ? do_raw_spin_unlock+0x11d/0x230 [ 110.567144][ T5301] kobject_add_internal+0x5ba/0xcd0 [ 110.569758][ T5299] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 110.572364][ T5301] kobject_init_and_add+0x128/0x190 [ 110.591211][ T5299] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 110.591297][ T5301] ? lockdep_softirqs_off+0x430/0x430 [ 110.604035][ T5301] ? kobject_add+0x230/0x230 [ 110.608630][ T5301] ? __init_swait_queue_head+0xa4/0x140 [ 110.614260][ T5301] gfs2_sys_fs_add+0x24f/0x4b0 [ 110.619124][ T5301] ? gfs2_recover_set+0x240/0x240 [ 110.624159][ T5301] ? snprintf+0xe5/0x140 [ 110.628394][ T5301] ? __free_pages+0x95/0x1a0 [ 110.633016][ T5301] ? vscnprintf+0x80/0x80 [ 110.637340][ T5301] gfs2_fill_super+0x11ed/0x1ea0 [ 110.642283][ T5301] ? gfs2_reconfigure+0xd80/0xd80 [ 110.647305][ T5301] ? sb_set_blocksize+0xa5/0xe0 [ 110.652142][ T5301] get_tree_bdev+0x3e6/0x610 [ 110.656720][ T5301] ? gfs2_reconfigure+0xd80/0xd80 [ 110.661735][ T5301] gfs2_get_tree+0x4d/0x1e0 [ 110.666425][ T5301] vfs_get_tree+0x88/0x270 [ 110.670936][ T5301] do_new_mount+0x247/0xa40 [ 110.675516][ T5301] __se_sys_mount+0x2e3/0x3d0 [ 110.680270][ T5301] ? __x64_sys_mount+0xc0/0xc0 [ 110.685197][ T5301] ? lockdep_hardirqs_on+0x94/0x140 [ 110.690382][ T5301] ? __x64_sys_mount+0x1c/0xc0 [ 110.695363][ T5301] do_syscall_64+0x4c/0xa0 [ 110.699783][ T5301] ? clear_bhb_loop+0x30/0x80 [ 110.704537][ T5301] ? clear_bhb_loop+0x30/0x80 [ 110.709209][ T5301] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 110.715091][ T5301] RIP: 0033:0x7fe7da03870a [ 110.719588][ T5301] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 110.739469][ T5301] RSP: 002b:00007fe7d92ace58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.747995][ T5301] RAX: ffffffffffffffda RBX: 00007fe7d92acee0 RCX: 00007fe7da03870a [ 110.756128][ T5301] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fe7d92acea0 [ 110.764087][ T5301] RBP: 0000000020000000 R08: 00007fe7d92acee0 R09: 0000000000008c1b [ 110.772142][ T5301] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 110.780459][ T5301] R13: 00007fe7d92acea0 R14: 000000000001272b R15: 0000000020000240 [ 110.788435][ T5301] [ 110.813752][ T5292] syz.4.37 (5292): drop_caches: 2 [ 110.831491][ T5305] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 110.843142][ T5295] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 110.846170][ T5305] CPU: 0 PID: 5305 Comm: syz.0.41 Not tainted syzkaller #0 [ 110.858361][ T5305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 110.869153][ T5305] Call Trace: [ 110.872537][ T5305] [ 110.875602][ T5305] dump_stack_lvl+0x188/0x250 [ 110.880477][ T5305] ? show_regs_print_info+0x20/0x20 [ 110.885825][ T5305] ? load_image+0x410/0x410 [ 110.890369][ T5305] sysfs_create_dir_ns+0x26a/0x290 [ 110.895490][ T5305] ? sysfs_warn_dup+0xa0/0xa0 [ 110.900374][ T5305] ? do_raw_spin_unlock+0x11d/0x230 [ 110.905599][ T5305] kobject_add_internal+0x5ba/0xcd0 [ 110.910825][ T5305] kobject_init_and_add+0x128/0x190 [ 110.916054][ T5305] ? lockdep_softirqs_off+0x430/0x430 [ 110.921449][ T5305] ? kobject_add+0x230/0x230 [ 110.926072][ T5305] ? __init_swait_queue_head+0xa4/0x140 [ 110.932676][ T5305] gfs2_sys_fs_add+0x24f/0x4b0 [ 110.937739][ T5305] ? gfs2_recover_set+0x240/0x240 [ 110.942993][ T5305] ? snprintf+0xe5/0x140 [ 110.947258][ T5305] ? __free_pages+0x95/0x1a0 [ 110.951849][ T5305] ? vscnprintf+0x80/0x80 [ 110.956277][ T5305] gfs2_fill_super+0x11ed/0x1ea0 [ 110.961243][ T5305] ? gfs2_reconfigure+0xd80/0xd80 [ 110.966391][ T5305] ? sb_set_blocksize+0xa5/0xe0 [ 110.971385][ T5305] get_tree_bdev+0x3e6/0x610 [ 110.976080][ T5305] ? gfs2_reconfigure+0xd80/0xd80 [ 110.981111][ T5305] gfs2_get_tree+0x4d/0x1e0 [ 110.985641][ T5305] vfs_get_tree+0x88/0x270 [ 110.990072][ T5305] do_new_mount+0x247/0xa40 [ 110.994684][ T5305] __se_sys_mount+0x2e3/0x3d0 [ 110.998162][ T5301] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 110.999454][ T5305] ? __x64_sys_mount+0xc0/0xc0 [ 111.017925][ T5305] ? lockdep_hardirqs_on+0x94/0x140 [ 111.023237][ T5305] ? __x64_sys_mount+0x1c/0xc0 [ 111.027083][ T5301] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 111.028019][ T5305] do_syscall_64+0x4c/0xa0 [ 111.039515][ T5305] ? clear_bhb_loop+0x30/0x80 [ 111.044188][ T5305] ? clear_bhb_loop+0x30/0x80 [ 111.048861][ T5305] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 111.054930][ T5305] RIP: 0033:0x7fb13cadb70a [ 111.059357][ T5305] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 111.079605][ T5305] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.088302][ T5305] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 111.092016][ T5301] syz.2.40 (5301): drop_caches: 2 [ 111.096283][ T5305] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 111.096297][ T5305] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 111.096306][ T5305] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 111.096316][ T5305] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 111.096339][ T5305] [ 111.109820][ T5305] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 111.158814][ T5295] CPU: 1 PID: 5295 Comm: syz.3.38 Not tainted syzkaller #0 [ 111.166688][ T5295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 111.176930][ T5295] Call Trace: [ 111.180363][ T5295] [ 111.183401][ T5295] dump_stack_lvl+0x188/0x250 [ 111.188099][ T5295] ? show_regs_print_info+0x20/0x20 [ 111.193578][ T5295] ? load_image+0x410/0x410 [ 111.198127][ T5295] sysfs_create_dir_ns+0x26a/0x290 [ 111.203436][ T5295] ? sysfs_warn_dup+0xa0/0xa0 [ 111.208402][ T5295] ? do_raw_spin_unlock+0x11d/0x230 [ 111.213630][ T5295] kobject_add_internal+0x5ba/0xcd0 [ 111.218942][ T5295] kobject_init_and_add+0x128/0x190 [ 111.224331][ T5295] ? lockdep_softirqs_off+0x430/0x430 [ 111.229731][ T5295] ? kobject_add+0x230/0x230 [ 111.234431][ T5295] ? __init_swait_queue_head+0xa4/0x140 [ 111.240007][ T5295] gfs2_sys_fs_add+0x24f/0x4b0 [ 111.244879][ T5295] ? gfs2_recover_set+0x240/0x240 [ 111.249933][ T5295] ? snprintf+0xe5/0x140 [ 111.254191][ T5295] ? __free_pages+0x95/0x1a0 [ 111.258810][ T5295] ? vscnprintf+0x80/0x80 [ 111.263168][ T5295] gfs2_fill_super+0x11ed/0x1ea0 [ 111.268166][ T5295] ? gfs2_reconfigure+0xd80/0xd80 [ 111.273324][ T5295] ? sb_set_blocksize+0xa5/0xe0 [ 111.278222][ T5295] get_tree_bdev+0x3e6/0x610 [ 111.282829][ T5295] ? gfs2_reconfigure+0xd80/0xd80 [ 111.287966][ T5295] gfs2_get_tree+0x4d/0x1e0 [ 111.292514][ T5295] vfs_get_tree+0x88/0x270 [ 111.296952][ T5295] do_new_mount+0x247/0xa40 [ 111.301468][ T5295] __se_sys_mount+0x2e3/0x3d0 [ 111.306140][ T5295] ? __x64_sys_mount+0xc0/0xc0 [ 111.310910][ T5295] ? lockdep_hardirqs_on+0x94/0x140 [ 111.316121][ T5295] ? __x64_sys_mount+0x1c/0xc0 [ 111.320878][ T5295] do_syscall_64+0x4c/0xa0 [ 111.325309][ T5295] ? clear_bhb_loop+0x30/0x80 [ 111.329988][ T5295] ? clear_bhb_loop+0x30/0x80 [ 111.334965][ T5295] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 111.340899][ T5295] RIP: 0033:0x7f568933c70a [ 111.345406][ T5295] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 111.365131][ T5295] RSP: 002b:00007f56885b0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.373549][ T5295] RAX: ffffffffffffffda RBX: 00007f56885b0ee0 RCX: 00007f568933c70a [ 111.381703][ T5295] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f56885b0ea0 [ 111.389659][ T5295] RBP: 0000000020000000 R08: 00007f56885b0ee0 R09: 0000000000008c1b [ 111.397616][ T5295] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 111.405659][ T5295] R13: 00007f56885b0ea0 R14: 000000000001272b R15: 0000000020000240 [ 111.413715][ T5295] [ 111.418690][ T5305] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 111.451871][ T5305] syz.0.41 (5305): drop_caches: 2 [ 111.853294][ T5299] syz.1.39 (5299): drop_caches: 2 [ 112.363754][ T5295] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 112.424639][ T5295] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 112.482951][ T5334] loop4: detected capacity change from 0 to 32768 [ 112.506185][ T5337] loop0: detected capacity change from 0 to 32768 [ 112.558311][ T5334] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 112.587522][ T5334] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 112.624949][ T5337] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 112.643489][ T5334] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 112.663679][ T5337] CPU: 1 PID: 5337 Comm: syz.0.44 Not tainted syzkaller #0 [ 112.670929][ T5337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 112.681253][ T5337] Call Trace: [ 112.684537][ T5337] [ 112.687469][ T5337] dump_stack_lvl+0x188/0x250 [ 112.692159][ T5337] ? show_regs_print_info+0x20/0x20 [ 112.697371][ T5337] ? load_image+0x410/0x410 [ 112.698531][ T5335] loop2: detected capacity change from 0 to 32768 [ 112.701885][ T5337] sysfs_create_dir_ns+0x26a/0x290 [ 112.713516][ T5337] ? sysfs_warn_dup+0xa0/0xa0 [ 112.718213][ T5337] ? do_raw_spin_unlock+0x11d/0x230 [ 112.723441][ T5337] kobject_add_internal+0x5ba/0xcd0 [ 112.728659][ T5337] kobject_init_and_add+0x128/0x190 [ 112.733881][ T5337] ? lockdep_softirqs_off+0x430/0x430 [ 112.739276][ T5337] ? kobject_add+0x230/0x230 [ 112.743894][ T5337] ? __init_swait_queue_head+0xa4/0x140 [ 112.749466][ T5337] gfs2_sys_fs_add+0x24f/0x4b0 [ 112.754249][ T5337] ? gfs2_recover_set+0x240/0x240 [ 112.759293][ T5337] ? snprintf+0xe5/0x140 [ 112.763554][ T5337] ? __free_pages+0x95/0x1a0 [ 112.768212][ T5337] ? vscnprintf+0x80/0x80 [ 112.772559][ T5337] gfs2_fill_super+0x11ed/0x1ea0 [ 112.777516][ T5337] ? gfs2_reconfigure+0xd80/0xd80 [ 112.782568][ T5337] ? sb_set_blocksize+0xa5/0xe0 [ 112.787514][ T5337] get_tree_bdev+0x3e6/0x610 [ 112.792120][ T5337] ? gfs2_reconfigure+0xd80/0xd80 [ 112.797256][ T5337] gfs2_get_tree+0x4d/0x1e0 [ 112.801809][ T5337] vfs_get_tree+0x88/0x270 [ 112.806228][ T5337] do_new_mount+0x247/0xa40 [ 112.810768][ T5337] __se_sys_mount+0x2e3/0x3d0 [ 112.815638][ T5337] ? __x64_sys_mount+0xc0/0xc0 [ 112.820421][ T5337] ? lockdep_hardirqs_on+0x94/0x140 [ 112.825636][ T5337] ? __x64_sys_mount+0x1c/0xc0 [ 112.830424][ T5337] do_syscall_64+0x4c/0xa0 [ 112.834851][ T5337] ? clear_bhb_loop+0x30/0x80 [ 112.839539][ T5337] ? clear_bhb_loop+0x30/0x80 [ 112.844238][ T5337] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 112.850137][ T5337] RIP: 0033:0x7fb13cadb70a [ 112.854572][ T5337] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 112.874192][ T5337] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.882635][ T5337] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 112.890638][ T5337] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 112.898740][ T5337] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 112.906904][ T5337] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 112.914892][ T5337] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 112.922888][ T5337] [ 112.988808][ T5335] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 112.996826][ T5335] CPU: 0 PID: 5335 Comm: syz.2.43 Not tainted syzkaller #0 [ 113.004035][ T5335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 113.011667][ T5334] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 113.014089][ T5335] Call Trace: [ 113.014097][ T5335] [ 113.014104][ T5335] dump_stack_lvl+0x188/0x250 [ 113.033069][ T5335] ? show_regs_print_info+0x20/0x20 [ 113.038306][ T5335] ? load_image+0x410/0x410 [ 113.042848][ T5335] sysfs_create_dir_ns+0x26a/0x290 [ 113.047974][ T5335] ? sysfs_warn_dup+0xa0/0xa0 [ 113.052670][ T5335] ? do_raw_spin_unlock+0x11d/0x230 [ 113.057923][ T5335] kobject_add_internal+0x5ba/0xcd0 [ 113.063143][ T5335] kobject_init_and_add+0x128/0x190 [ 113.068402][ T5335] ? lockdep_softirqs_off+0x430/0x430 [ 113.073886][ T5335] ? kobject_add+0x230/0x230 [ 113.078497][ T5335] ? __init_swait_queue_head+0xa4/0x140 [ 113.084087][ T5335] gfs2_sys_fs_add+0x24f/0x4b0 [ 113.088874][ T5335] ? gfs2_recover_set+0x240/0x240 [ 113.093917][ T5335] ? snprintf+0xe5/0x140 [ 113.098169][ T5335] ? __free_pages+0x95/0x1a0 [ 113.102776][ T5335] ? vscnprintf+0x80/0x80 [ 113.107127][ T5335] gfs2_fill_super+0x11ed/0x1ea0 [ 113.112140][ T5335] ? gfs2_reconfigure+0xd80/0xd80 [ 113.117199][ T5335] ? sb_set_blocksize+0xa5/0xe0 [ 113.122149][ T5335] get_tree_bdev+0x3e6/0x610 [ 113.126769][ T5335] ? gfs2_reconfigure+0xd80/0xd80 [ 113.131813][ T5335] gfs2_get_tree+0x4d/0x1e0 [ 113.136339][ T5335] vfs_get_tree+0x88/0x270 [ 113.140775][ T5335] do_new_mount+0x247/0xa40 [ 113.145385][ T5335] __se_sys_mount+0x2e3/0x3d0 [ 113.150079][ T5335] ? __x64_sys_mount+0xc0/0xc0 [ 113.154875][ T5335] ? lockdep_hardirqs_on+0x94/0x140 [ 113.160258][ T5335] ? __x64_sys_mount+0x1c/0xc0 [ 113.165132][ T5335] do_syscall_64+0x4c/0xa0 [ 113.169826][ T5335] ? clear_bhb_loop+0x30/0x80 [ 113.174606][ T5335] ? clear_bhb_loop+0x30/0x80 [ 113.179488][ T5335] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 113.185400][ T5335] RIP: 0033:0x7fe7da03870a [ 113.187146][ T5345] loop1: detected capacity change from 0 to 32768 [ 113.189915][ T5335] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 113.216248][ T5335] RSP: 002b:00007fe7d92ace58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.224670][ T5334] syz.4.42 (5334): drop_caches: 2 [ 113.224949][ T5335] RAX: ffffffffffffffda RBX: 00007fe7d92acee0 RCX: 00007fe7da03870a [ 113.238185][ T5335] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fe7d92acea0 [ 113.246171][ T5335] RBP: 0000000020000000 R08: 00007fe7d92acee0 R09: 0000000000008c1b [ 113.254231][ T5335] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 113.262433][ T5335] R13: 00007fe7d92acea0 R14: 000000000001272b R15: 0000000020000240 [ 113.270511][ T5335] [ 113.276018][ T5337] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 113.307671][ T5337] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 113.491032][ T5345] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 113.510820][ T5345] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 113.536803][ T5345] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 113.682019][ T5345] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 113.743512][ T5345] syz.1.45 (5345): drop_caches: 2 2026/07/02 00:26:49 executed programs: 43 [ 113.878908][ T5337] syz.0.44 (5337): drop_caches: 2 [ 113.990419][ T5357] loop3: detected capacity change from 0 to 32768 [ 114.036040][ T5357] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 114.066049][ T5357] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 114.085108][ T5357] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 114.199655][ T5335] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 114.277091][ T5335] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 114.331039][ T5357] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 114.425587][ T5357] syz.3.46 (5357): drop_caches: 2 [ 114.934685][ T5369] loop4: detected capacity change from 0 to 32768 [ 114.985687][ T5369] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 115.050199][ T5369] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 115.117235][ T5369] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 115.175880][ T5374] loop1: detected capacity change from 0 to 32768 [ 115.199691][ T5378] loop0: detected capacity change from 0 to 32768 [ 115.212359][ T5374] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 115.242107][ T5374] CPU: 1 PID: 5374 Comm: syz.1.48 Not tainted syzkaller #0 [ 115.249343][ T5374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 115.259678][ T5374] Call Trace: [ 115.262972][ T5374] [ 115.265920][ T5374] dump_stack_lvl+0x188/0x250 [ 115.270653][ T5374] ? show_regs_print_info+0x20/0x20 [ 115.275872][ T5374] ? load_image+0x410/0x410 [ 115.280416][ T5374] sysfs_create_dir_ns+0x26a/0x290 [ 115.285755][ T5374] ? sysfs_warn_dup+0xa0/0xa0 [ 115.290655][ T5374] ? do_raw_spin_unlock+0x11d/0x230 [ 115.295886][ T5374] kobject_add_internal+0x5ba/0xcd0 [ 115.301128][ T5374] kobject_init_and_add+0x128/0x190 [ 115.306348][ T5374] ? lockdep_softirqs_off+0x430/0x430 [ 115.311771][ T5374] ? kobject_add+0x230/0x230 [ 115.316387][ T5374] ? __init_swait_queue_head+0xa4/0x140 [ 115.321957][ T5374] gfs2_sys_fs_add+0x24f/0x4b0 [ 115.326762][ T5374] ? gfs2_recover_set+0x240/0x240 [ 115.331807][ T5374] ? snprintf+0xe5/0x140 [ 115.336058][ T5374] ? __free_pages+0x95/0x1a0 [ 115.340663][ T5374] ? vscnprintf+0x80/0x80 [ 115.345182][ T5374] gfs2_fill_super+0x11ed/0x1ea0 [ 115.350139][ T5374] ? gfs2_reconfigure+0xd80/0xd80 [ 115.355197][ T5374] ? sb_set_blocksize+0xa5/0xe0 [ 115.360066][ T5374] get_tree_bdev+0x3e6/0x610 [ 115.364683][ T5374] ? gfs2_reconfigure+0xd80/0xd80 [ 115.369722][ T5374] gfs2_get_tree+0x4d/0x1e0 [ 115.374243][ T5374] vfs_get_tree+0x88/0x270 [ 115.378596][ T5369] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 115.378670][ T5374] do_new_mount+0x247/0xa40 [ 115.390990][ T5374] __se_sys_mount+0x2e3/0x3d0 [ 115.395799][ T5374] ? __x64_sys_mount+0xc0/0xc0 [ 115.400817][ T5374] ? lockdep_hardirqs_on+0x94/0x140 [ 115.406040][ T5374] ? __x64_sys_mount+0x1c/0xc0 [ 115.410828][ T5374] do_syscall_64+0x4c/0xa0 [ 115.415252][ T5374] ? clear_bhb_loop+0x30/0x80 [ 115.420007][ T5374] ? clear_bhb_loop+0x30/0x80 [ 115.424783][ T5374] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 115.430689][ T5374] RIP: 0033:0x7f05360a870a [ 115.435109][ T5374] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 115.454920][ T5374] RSP: 002b:00007f053531ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.463377][ T5374] RAX: ffffffffffffffda RBX: 00007f053531cee0 RCX: 00007f05360a870a [ 115.471472][ T5374] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f053531cea0 [ 115.479448][ T5374] RBP: 0000000020000000 R08: 00007f053531cee0 R09: 0000000000008c1b [ 115.487411][ T5374] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 115.495368][ T5374] R13: 00007f053531cea0 R14: 000000000001272b R15: 0000000020000240 [ 115.503597][ T5374] [ 115.569379][ T5369] syz.4.47 (5369): drop_caches: 2 [ 115.618735][ T5374] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 115.657128][ T5374] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 115.784966][ T5386] loop3: detected capacity change from 0 to 32768 [ 115.823648][ T5389] loop2: detected capacity change from 0 to 32768 [ 115.839999][ T5386] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 115.872560][ T5386] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 115.900391][ T5386] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 115.903837][ T5378] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 115.931307][ T5378] CPU: 0 PID: 5378 Comm: syz.0.49 Not tainted syzkaller #0 [ 115.938654][ T5378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 115.948817][ T5378] Call Trace: [ 115.952202][ T5378] [ 115.955309][ T5378] dump_stack_lvl+0x188/0x250 [ 115.959999][ T5378] ? show_regs_print_info+0x20/0x20 [ 115.965911][ T5378] ? load_image+0x410/0x410 [ 115.970446][ T5378] sysfs_create_dir_ns+0x26a/0x290 [ 115.975582][ T5378] ? sysfs_warn_dup+0xa0/0xa0 [ 115.980645][ T5378] ? do_raw_spin_unlock+0x11d/0x230 [ 115.985863][ T5378] kobject_add_internal+0x5ba/0xcd0 [ 115.991185][ T5378] kobject_init_and_add+0x128/0x190 [ 115.996402][ T5378] ? lockdep_softirqs_off+0x430/0x430 [ 116.001802][ T5378] ? kobject_add+0x230/0x230 [ 116.006631][ T5378] ? __init_swait_queue_head+0xa4/0x140 [ 116.012195][ T5378] gfs2_sys_fs_add+0x24f/0x4b0 [ 116.017070][ T5378] ? gfs2_recover_set+0x240/0x240 [ 116.022120][ T5378] ? snprintf+0xe5/0x140 [ 116.026376][ T5378] ? __free_pages+0x95/0x1a0 [ 116.031084][ T5378] ? vscnprintf+0x80/0x80 [ 116.035437][ T5378] gfs2_fill_super+0x11ed/0x1ea0 [ 116.040550][ T5378] ? gfs2_reconfigure+0xd80/0xd80 [ 116.045820][ T5378] ? sb_set_blocksize+0xa5/0xe0 [ 116.050870][ T5378] get_tree_bdev+0x3e6/0x610 [ 116.055491][ T5378] ? gfs2_reconfigure+0xd80/0xd80 [ 116.060532][ T5378] gfs2_get_tree+0x4d/0x1e0 [ 116.065162][ T5378] vfs_get_tree+0x88/0x270 [ 116.069862][ T5378] do_new_mount+0x247/0xa40 [ 116.074395][ T5378] __se_sys_mount+0x2e3/0x3d0 [ 116.079185][ T5378] ? __x64_sys_mount+0xc0/0xc0 [ 116.084065][ T5378] ? lockdep_hardirqs_on+0x94/0x140 [ 116.089278][ T5378] ? __x64_sys_mount+0x1c/0xc0 [ 116.094068][ T5378] do_syscall_64+0x4c/0xa0 [ 116.098496][ T5378] ? clear_bhb_loop+0x30/0x80 [ 116.103181][ T5378] ? clear_bhb_loop+0x30/0x80 [ 116.107914][ T5378] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 116.113911][ T5378] RIP: 0033:0x7fb13cadb70a [ 116.118348][ T5378] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 116.138049][ T5378] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.146657][ T5378] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 116.154646][ T5378] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 116.163765][ T5378] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 116.168765][ T5389] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 116.171865][ T5378] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 116.188951][ T5378] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 116.197553][ T5378] [ 116.210470][ T5389] CPU: 1 PID: 5389 Comm: syz.2.50 Not tainted syzkaller #0 [ 116.217826][ T5389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 116.227900][ T5389] Call Trace: [ 116.231189][ T5389] [ 116.234238][ T5389] dump_stack_lvl+0x188/0x250 [ 116.238929][ T5389] ? show_regs_print_info+0x20/0x20 [ 116.243308][ T5374] syz.1.48 (5374): drop_caches: 2 [ 116.244136][ T5389] ? load_image+0x410/0x410 [ 116.253651][ T5389] sysfs_create_dir_ns+0x26a/0x290 [ 116.259001][ T5389] ? sysfs_warn_dup+0xa0/0xa0 [ 116.263698][ T5389] ? do_raw_spin_unlock+0x11d/0x230 [ 116.268925][ T5389] kobject_add_internal+0x5ba/0xcd0 [ 116.274145][ T5389] kobject_init_and_add+0x128/0x190 [ 116.279443][ T5389] ? lockdep_softirqs_off+0x430/0x430 [ 116.285626][ T5389] ? kobject_add+0x230/0x230 [ 116.290602][ T5389] ? __init_swait_queue_head+0xa4/0x140 [ 116.296343][ T5389] gfs2_sys_fs_add+0x24f/0x4b0 [ 116.300504][ T5386] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 116.301145][ T5389] ? gfs2_recover_set+0x240/0x240 [ 116.314051][ T5389] ? snprintf+0xe5/0x140 [ 116.315088][ T5378] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 116.318306][ T5389] ? __free_pages+0x95/0x1a0 [ 116.318331][ T5389] ? vscnprintf+0x80/0x80 [ 116.318354][ T5389] gfs2_fill_super+0x11ed/0x1ea0 [ 116.318382][ T5389] ? gfs2_reconfigure+0xd80/0xd80 [ 116.318412][ T5389] ? sb_set_blocksize+0xa5/0xe0 [ 116.318430][ T5389] get_tree_bdev+0x3e6/0x610 [ 116.318451][ T5389] ? gfs2_reconfigure+0xd80/0xd80 [ 116.318470][ T5389] gfs2_get_tree+0x4d/0x1e0 [ 116.318489][ T5389] vfs_get_tree+0x88/0x270 [ 116.318507][ T5389] do_new_mount+0x247/0xa40 [ 116.318532][ T5389] __se_sys_mount+0x2e3/0x3d0 [ 116.318555][ T5389] ? __x64_sys_mount+0xc0/0xc0 [ 116.318577][ T5389] ? lockdep_hardirqs_on+0x94/0x140 [ 116.318594][ T5389] ? __x64_sys_mount+0x1c/0xc0 [ 116.318614][ T5389] do_syscall_64+0x4c/0xa0 [ 116.318630][ T5389] ? clear_bhb_loop+0x30/0x80 [ 116.318646][ T5389] ? clear_bhb_loop+0x30/0x80 [ 116.318663][ T5389] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 116.342547][ T5378] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 116.346540][ T5389] RIP: 0033:0x7fe7da03870a [ 116.430926][ T5389] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 116.451178][ T5389] RSP: 002b:00007fe7d92ace58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.459611][ T5389] RAX: ffffffffffffffda RBX: 00007fe7d92acee0 RCX: 00007fe7da03870a [ 116.467788][ T5389] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fe7d92acea0 [ 116.476032][ T5389] RBP: 0000000020000000 R08: 00007fe7d92acee0 R09: 0000000000008c1b [ 116.484007][ T5389] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 116.492339][ T5389] R13: 00007fe7d92acea0 R14: 000000000001272b R15: 0000000020000240 [ 116.501128][ T5389] [ 116.532490][ T5386] syz.3.51 (5386): drop_caches: 2 [ 116.875147][ T5378] syz.0.49 (5378): drop_caches: 2 [ 117.039600][ T5401] loop4: detected capacity change from 0 to 32768 [ 117.075084][ T5401] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 117.101284][ T5401] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 117.141297][ T5401] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 117.233319][ T5389] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 117.285596][ T5389] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 117.297074][ T5401] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 117.301253][ T5410] loop1: detected capacity change from 0 to 32768 [ 117.361666][ T5401] syz.4.52 (5401): drop_caches: 2 [ 117.414479][ T5410] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 117.448900][ T5410] CPU: 0 PID: 5410 Comm: syz.1.53 Not tainted syzkaller #0 [ 117.456231][ T5410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 117.466300][ T5410] Call Trace: [ 117.469592][ T5410] [ 117.472540][ T5410] dump_stack_lvl+0x188/0x250 [ 117.477241][ T5410] ? show_regs_print_info+0x20/0x20 [ 117.482675][ T5410] ? load_image+0x410/0x410 [ 117.487216][ T5410] sysfs_create_dir_ns+0x26a/0x290 [ 117.492352][ T5410] ? sysfs_warn_dup+0xa0/0xa0 [ 117.497047][ T5410] ? do_raw_spin_unlock+0x11d/0x230 [ 117.502350][ T5410] kobject_add_internal+0x5ba/0xcd0 [ 117.507578][ T5410] kobject_init_and_add+0x128/0x190 [ 117.512794][ T5410] ? lockdep_softirqs_off+0x430/0x430 [ 117.518187][ T5410] ? kobject_add+0x230/0x230 [ 117.522808][ T5410] ? __init_swait_queue_head+0xa4/0x140 [ 117.528387][ T5410] gfs2_sys_fs_add+0x24f/0x4b0 [ 117.533173][ T5410] ? gfs2_recover_set+0x240/0x240 [ 117.538226][ T5410] ? snprintf+0xe5/0x140 [ 117.542488][ T5410] ? __free_pages+0x95/0x1a0 [ 117.547095][ T5410] ? vscnprintf+0x80/0x80 [ 117.551529][ T5410] gfs2_fill_super+0x11ed/0x1ea0 [ 117.556502][ T5410] ? gfs2_reconfigure+0xd80/0xd80 [ 117.561559][ T5410] ? sb_set_blocksize+0xa5/0xe0 [ 117.566423][ T5410] get_tree_bdev+0x3e6/0x610 [ 117.571035][ T5410] ? gfs2_reconfigure+0xd80/0xd80 [ 117.576368][ T5410] gfs2_get_tree+0x4d/0x1e0 [ 117.580896][ T5410] vfs_get_tree+0x88/0x270 [ 117.585339][ T5410] do_new_mount+0x247/0xa40 [ 117.589877][ T5410] __se_sys_mount+0x2e3/0x3d0 [ 117.594750][ T5410] ? __x64_sys_mount+0xc0/0xc0 [ 117.599539][ T5410] ? lockdep_hardirqs_on+0x94/0x140 [ 117.604925][ T5410] ? __x64_sys_mount+0x1c/0xc0 [ 117.609705][ T5410] do_syscall_64+0x4c/0xa0 [ 117.614224][ T5410] ? clear_bhb_loop+0x30/0x80 [ 117.619155][ T5410] ? clear_bhb_loop+0x30/0x80 [ 117.623857][ T5410] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 117.629863][ T5410] RIP: 0033:0x7f05360a870a [ 117.634299][ T5410] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 117.653920][ T5410] RSP: 002b:00007f053531ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.662462][ T5410] RAX: ffffffffffffffda RBX: 00007f053531cee0 RCX: 00007f05360a870a [ 117.670576][ T5410] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f053531cea0 [ 117.678653][ T5410] RBP: 0000000020000000 R08: 00007f053531cee0 R09: 0000000000008c1b [ 117.686649][ T5410] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 117.694726][ T5410] R13: 00007f053531cea0 R14: 000000000001272b R15: 0000000020000240 [ 117.702727][ T5410] [ 117.862419][ T5413] loop3: detected capacity change from 0 to 32768 [ 117.921492][ T5413] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 117.957262][ T5413] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 117.996206][ T5413] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 118.115420][ T5418] loop0: detected capacity change from 0 to 32768 [ 118.171559][ T5418] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 118.207880][ T5418] CPU: 0 PID: 5418 Comm: syz.0.55 Not tainted syzkaller #0 [ 118.215214][ T5418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 118.225281][ T5418] Call Trace: [ 118.228672][ T5418] [ 118.231622][ T5418] dump_stack_lvl+0x188/0x250 [ 118.236314][ T5418] ? show_regs_print_info+0x20/0x20 [ 118.241518][ T5418] ? load_image+0x410/0x410 [ 118.246042][ T5418] sysfs_create_dir_ns+0x26a/0x290 [ 118.251165][ T5418] ? sysfs_warn_dup+0xa0/0xa0 [ 118.255856][ T5418] ? do_raw_spin_unlock+0x11d/0x230 [ 118.261071][ T5418] kobject_add_internal+0x5ba/0xcd0 [ 118.266293][ T5418] kobject_init_and_add+0x128/0x190 [ 118.271518][ T5418] ? lockdep_softirqs_off+0x430/0x430 [ 118.276912][ T5418] ? kobject_add+0x230/0x230 [ 118.281520][ T5418] ? __init_swait_queue_head+0xa4/0x140 [ 118.287091][ T5418] gfs2_sys_fs_add+0x24f/0x4b0 [ 118.291866][ T5418] ? gfs2_recover_set+0x240/0x240 [ 118.297082][ T5418] ? snprintf+0xe5/0x140 [ 118.301338][ T5418] ? __free_pages+0x95/0x1a0 [ 118.305944][ T5418] ? vscnprintf+0x80/0x80 [ 118.310392][ T5418] gfs2_fill_super+0x11ed/0x1ea0 [ 118.315358][ T5418] ? gfs2_reconfigure+0xd80/0xd80 [ 118.320417][ T5418] ? sb_set_blocksize+0xa5/0xe0 [ 118.325376][ T5418] get_tree_bdev+0x3e6/0x610 [ 118.329933][ T5413] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 118.329978][ T5418] ? gfs2_reconfigure+0xd80/0xd80 [ 118.342786][ T5418] gfs2_get_tree+0x4d/0x1e0 [ 118.347311][ T5418] vfs_get_tree+0x88/0x270 [ 118.351881][ T5418] do_new_mount+0x247/0xa40 [ 118.356470][ T5418] __se_sys_mount+0x2e3/0x3d0 [ 118.361181][ T5418] ? __x64_sys_mount+0xc0/0xc0 [ 118.366080][ T5418] ? lockdep_hardirqs_on+0x94/0x140 [ 118.371310][ T5418] ? __x64_sys_mount+0x1c/0xc0 [ 118.376096][ T5418] do_syscall_64+0x4c/0xa0 [ 118.380532][ T5418] ? clear_bhb_loop+0x30/0x80 [ 118.385225][ T5418] ? clear_bhb_loop+0x30/0x80 [ 118.390130][ T5418] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 118.396050][ T5418] RIP: 0033:0x7fb13cadb70a [ 118.400479][ T5418] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 118.420101][ T5418] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.428730][ T5418] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 118.436714][ T5418] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 118.444704][ T5418] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 118.452699][ T5418] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 118.453307][ T5413] syz.3.54 (5413): drop_caches: 2 [ 118.460679][ T5418] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 118.460710][ T5418] [ 118.472199][ T5410] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 118.551642][ T5410] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 118.582187][ T5418] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 118.597991][ T5418] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 118.905263][ T5430] loop2: detected capacity change from 0 to 32768 [ 118.942474][ T5410] syz.1.53 (5410): drop_caches: 2 [ 118.943956][ T5418] syz.0.55 (5418): drop_caches: 2 2026/07/02 00:26:54 executed programs: 54 [ 119.036491][ T5430] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 119.077147][ T5430] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 119.144374][ T5430] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 119.356487][ T5430] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 119.422560][ T5436] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 119.437147][ T5436] CPU: 0 PID: 5436 Comm: syz.4.56 Not tainted syzkaller #0 [ 119.444473][ T5436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 119.454550][ T5436] Call Trace: [ 119.457842][ T5436] [ 119.460786][ T5436] dump_stack_lvl+0x188/0x250 [ 119.465478][ T5436] ? show_regs_print_info+0x20/0x20 [ 119.470694][ T5436] ? load_image+0x410/0x410 [ 119.475311][ T5436] sysfs_create_dir_ns+0x26a/0x290 [ 119.480445][ T5436] ? sysfs_warn_dup+0xa0/0xa0 [ 119.485141][ T5436] ? do_raw_spin_unlock+0x11d/0x230 [ 119.490371][ T5436] kobject_add_internal+0x5ba/0xcd0 [ 119.495588][ T5436] kobject_init_and_add+0x128/0x190 [ 119.500799][ T5436] ? lockdep_softirqs_off+0x430/0x430 [ 119.506191][ T5436] ? kobject_add+0x230/0x230 [ 119.510807][ T5436] ? __init_swait_queue_head+0xa4/0x140 [ 119.516377][ T5436] gfs2_sys_fs_add+0x24f/0x4b0 [ 119.521161][ T5436] ? gfs2_recover_set+0x240/0x240 [ 119.526239][ T5436] ? snprintf+0xe5/0x140 [ 119.531275][ T5436] ? __free_pages+0x95/0x1a0 [ 119.536064][ T5436] ? vscnprintf+0x80/0x80 [ 119.540536][ T5436] gfs2_fill_super+0x11ed/0x1ea0 [ 119.545502][ T5436] ? gfs2_reconfigure+0xd80/0xd80 [ 119.550564][ T5436] ? sb_set_blocksize+0xa5/0xe0 [ 119.555615][ T5436] get_tree_bdev+0x3e6/0x610 [ 119.560317][ T5436] ? gfs2_reconfigure+0xd80/0xd80 [ 119.565364][ T5436] gfs2_get_tree+0x4d/0x1e0 [ 119.569892][ T5436] vfs_get_tree+0x88/0x270 [ 119.574331][ T5436] do_new_mount+0x247/0xa40 [ 119.578948][ T5436] __se_sys_mount+0x2e3/0x3d0 [ 119.583651][ T5436] ? __x64_sys_mount+0xc0/0xc0 [ 119.588436][ T5436] ? lockdep_hardirqs_on+0x94/0x140 [ 119.593662][ T5436] ? __x64_sys_mount+0x1c/0xc0 [ 119.598455][ T5436] do_syscall_64+0x4c/0xa0 [ 119.602971][ T5436] ? clear_bhb_loop+0x30/0x80 [ 119.607750][ T5436] ? clear_bhb_loop+0x30/0x80 [ 119.612444][ T5436] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 119.618444][ T5436] RIP: 0033:0x7f17941a670a [ 119.622882][ T5436] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 119.642595][ T5436] RSP: 002b:00007f179341ae58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.651138][ T5436] RAX: ffffffffffffffda RBX: 00007f179341aee0 RCX: 00007f17941a670a [ 119.659124][ T5436] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f179341aea0 [ 119.667259][ T5436] RBP: 0000000020000000 R08: 00007f179341aee0 R09: 0000000000008c1b [ 119.675270][ T5436] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 119.683272][ T5436] R13: 00007f179341aea0 R14: 000000000001272b R15: 0000000020000240 [ 119.691297][ T5436] [ 119.941338][ T5449] set_capacity_and_notify: 1 callbacks suppressed [ 119.941352][ T5449] loop3: detected capacity change from 0 to 32768 [ 119.996156][ T5449] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 120.009467][ T5449] CPU: 0 PID: 5449 Comm: syz.3.58 Not tainted syzkaller #0 [ 120.016714][ T5449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 120.027168][ T5449] Call Trace: [ 120.031309][ T5449] [ 120.034256][ T5449] dump_stack_lvl+0x188/0x250 [ 120.038953][ T5449] ? show_regs_print_info+0x20/0x20 [ 120.044263][ T5449] ? load_image+0x410/0x410 [ 120.048791][ T5449] sysfs_create_dir_ns+0x26a/0x290 [ 120.053919][ T5449] ? sysfs_warn_dup+0xa0/0xa0 [ 120.058627][ T5449] ? do_raw_spin_unlock+0x11d/0x230 [ 120.063841][ T5449] kobject_add_internal+0x5ba/0xcd0 [ 120.069246][ T5449] kobject_init_and_add+0x128/0x190 [ 120.074465][ T5449] ? lockdep_softirqs_off+0x430/0x430 [ 120.079946][ T5449] ? kobject_add+0x230/0x230 [ 120.084567][ T5449] ? __init_swait_queue_head+0xa4/0x140 [ 120.090485][ T5449] gfs2_sys_fs_add+0x24f/0x4b0 [ 120.095368][ T5449] ? gfs2_recover_set+0x240/0x240 [ 120.100427][ T5449] ? snprintf+0xe5/0x140 [ 120.104697][ T5449] ? __free_pages+0x95/0x1a0 [ 120.109309][ T5449] ? vscnprintf+0x80/0x80 [ 120.113669][ T5449] gfs2_fill_super+0x11ed/0x1ea0 [ 120.119263][ T5449] ? gfs2_reconfigure+0xd80/0xd80 [ 120.124321][ T5449] ? sb_set_blocksize+0xa5/0xe0 [ 120.129278][ T5449] get_tree_bdev+0x3e6/0x610 [ 120.133887][ T5449] ? gfs2_reconfigure+0xd80/0xd80 [ 120.138936][ T5449] gfs2_get_tree+0x4d/0x1e0 [ 120.143637][ T5449] vfs_get_tree+0x88/0x270 [ 120.144674][ T5454] loop0: detected capacity change from 0 to 32768 [ 120.148061][ T5449] do_new_mount+0x247/0xa40 [ 120.148087][ T5449] __se_sys_mount+0x2e3/0x3d0 [ 120.148107][ T5449] ? __x64_sys_mount+0xc0/0xc0 [ 120.148126][ T5449] ? lockdep_hardirqs_on+0x94/0x140 [ 120.148142][ T5449] ? __x64_sys_mount+0x1c/0xc0 [ 120.148162][ T5449] do_syscall_64+0x4c/0xa0 [ 120.148177][ T5449] ? clear_bhb_loop+0x30/0x80 [ 120.188003][ T5449] ? clear_bhb_loop+0x30/0x80 [ 120.192833][ T5449] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 120.198831][ T5449] RIP: 0033:0x7f568933c70a [ 120.203270][ T5449] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 120.220271][ T5436] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 120.223143][ T5449] RSP: 002b:00007f56885b0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.243089][ T5436] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 120.245446][ T5449] RAX: ffffffffffffffda RBX: 00007f56885b0ee0 RCX: 00007f568933c70a [ 120.260508][ T5449] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f56885b0ea0 [ 120.268587][ T5449] RBP: 0000000020000000 R08: 00007f56885b0ee0 R09: 0000000000008c1b [ 120.276896][ T5449] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 120.284879][ T5449] R13: 00007f56885b0ea0 R14: 000000000001272b R15: 0000000020000240 [ 120.292849][ T5449] [ 120.309870][ T5449] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 120.329527][ T5449] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 120.358333][ T5454] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 120.366362][ T5454] CPU: 1 PID: 5454 Comm: syz.0.59 Not tainted syzkaller #0 [ 120.373657][ T5454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 120.378392][ T5453] loop1: detected capacity change from 0 to 32768 [ 120.383748][ T5454] Call Trace: [ 120.383757][ T5454] [ 120.383764][ T5454] dump_stack_lvl+0x188/0x250 [ 120.383799][ T5454] ? show_regs_print_info+0x20/0x20 [ 120.406283][ T5454] ? load_image+0x410/0x410 [ 120.410851][ T5454] sysfs_create_dir_ns+0x26a/0x290 [ 120.416024][ T5454] ? sysfs_warn_dup+0xa0/0xa0 [ 120.420728][ T5454] ? do_raw_spin_unlock+0x11d/0x230 [ 120.426159][ T5454] kobject_add_internal+0x5ba/0xcd0 [ 120.431599][ T5454] kobject_init_and_add+0x128/0x190 [ 120.436830][ T5454] ? lockdep_softirqs_off+0x430/0x430 [ 120.442314][ T5454] ? kobject_add+0x230/0x230 [ 120.446931][ T5454] ? __init_swait_queue_head+0xa4/0x140 [ 120.452762][ T5454] gfs2_sys_fs_add+0x24f/0x4b0 [ 120.458159][ T5454] ? gfs2_recover_set+0x240/0x240 [ 120.464430][ T5454] ? snprintf+0xe5/0x140 [ 120.469192][ T5454] ? __free_pages+0x95/0x1a0 [ 120.473958][ T5454] ? vscnprintf+0x80/0x80 [ 120.478325][ T5454] gfs2_fill_super+0x11ed/0x1ea0 [ 120.483290][ T5454] ? gfs2_reconfigure+0xd80/0xd80 [ 120.488352][ T5454] ? sb_set_blocksize+0xa5/0xe0 [ 120.493329][ T5454] get_tree_bdev+0x3e6/0x610 [ 120.497944][ T5454] ? gfs2_reconfigure+0xd80/0xd80 [ 120.502990][ T5454] gfs2_get_tree+0x4d/0x1e0 [ 120.507544][ T5454] vfs_get_tree+0x88/0x270 [ 120.511989][ T5454] do_new_mount+0x247/0xa40 [ 120.516526][ T5454] __se_sys_mount+0x2e3/0x3d0 [ 120.521264][ T5454] ? __x64_sys_mount+0xc0/0xc0 [ 120.526148][ T5454] ? lockdep_hardirqs_on+0x94/0x140 [ 120.531908][ T5454] ? __x64_sys_mount+0x1c/0xc0 [ 120.536696][ T5454] do_syscall_64+0x4c/0xa0 [ 120.541411][ T5454] ? clear_bhb_loop+0x30/0x80 [ 120.546367][ T5454] ? clear_bhb_loop+0x30/0x80 [ 120.551070][ T5454] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 120.556998][ T5454] RIP: 0033:0x7fb13cadb70a [ 120.561521][ T5454] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 120.581379][ T5454] RSP: 002b:00007fb13bd4fe58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.590389][ T5454] RAX: ffffffffffffffda RBX: 00007fb13bd4fee0 RCX: 00007fb13cadb70a [ 120.598548][ T5454] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fb13bd4fea0 [ 120.606719][ T5454] RBP: 0000000020000000 R08: 00007fb13bd4fee0 R09: 0000000000008c1b [ 120.614699][ T5454] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 120.622681][ T5454] R13: 00007fb13bd4fea0 R14: 000000000001272b R15: 0000000020000240 [ 120.630952][ T5454] [ 120.639467][ T5454] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 120.656804][ T5454] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 120.679083][ T5453] sysfs: cannot create duplicate filename '/fs/gfs2/statfs_quantum' [ 120.721213][ T5453] CPU: 0 PID: 5453 Comm: syz.1.60 Not tainted syzkaller #0 [ 120.728549][ T5453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 120.738829][ T5453] Call Trace: [ 120.742119][ T5453] [ 120.745056][ T5453] dump_stack_lvl+0x188/0x250 [ 120.749829][ T5453] ? show_regs_print_info+0x20/0x20 [ 120.755045][ T5453] ? load_image+0x410/0x410 [ 120.759771][ T5453] sysfs_create_dir_ns+0x26a/0x290 [ 120.764906][ T5453] ? sysfs_warn_dup+0xa0/0xa0 [ 120.769599][ T5453] ? do_raw_spin_unlock+0x11d/0x230 [ 120.774811][ T5453] kobject_add_internal+0x5ba/0xcd0 [ 120.780021][ T5453] kobject_init_and_add+0x128/0x190 [ 120.785224][ T5453] ? lockdep_softirqs_off+0x430/0x430 [ 120.790654][ T5453] ? kobject_add+0x230/0x230 [ 120.795258][ T5453] ? __init_swait_queue_head+0xa4/0x140 [ 120.800997][ T5453] gfs2_sys_fs_add+0x24f/0x4b0 [ 120.805902][ T5453] ? gfs2_recover_set+0x240/0x240 [ 120.811671][ T5453] ? snprintf+0xe5/0x140 [ 120.816453][ T5453] ? __free_pages+0x95/0x1a0 [ 120.821265][ T5453] ? vscnprintf+0x80/0x80 [ 120.825807][ T5453] gfs2_fill_super+0x11ed/0x1ea0 [ 120.830775][ T5453] ? gfs2_reconfigure+0xd80/0xd80 [ 120.835839][ T5453] ? sb_set_blocksize+0xa5/0xe0 [ 120.840707][ T5453] get_tree_bdev+0x3e6/0x610 [ 120.845320][ T5453] ? gfs2_reconfigure+0xd80/0xd80 [ 120.850359][ T5453] gfs2_get_tree+0x4d/0x1e0 [ 120.854999][ T5453] vfs_get_tree+0x88/0x270 [ 120.855791][ T5436] ================================================================== [ 120.859449][ T5453] do_new_mount+0x247/0xa40 [ 120.859483][ T5453] __se_sys_mount+0x2e3/0x3d0 [ 120.867920][ T5436] BUG: KASAN: use-after-free in gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 120.872425][ T5453] ? __x64_sys_mount+0xc0/0xc0 [ 120.877063][ T5436] Write of size 4 at addr ffff8880296fca70 by task syz.4.56/5436 [ 120.884853][ T5453] ? lockdep_hardirqs_on+0x94/0x140 [ 120.889623][ T5436] [ 120.904801][ T5453] ? __x64_sys_mount+0x1c/0xc0 [ 120.909582][ T5453] do_syscall_64+0x4c/0xa0 [ 120.913997][ T5453] ? clear_bhb_loop+0x30/0x80 [ 120.918850][ T5453] ? clear_bhb_loop+0x30/0x80 [ 120.923543][ T5453] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 120.929446][ T5453] RIP: 0033:0x7f05360a870a [ 120.933886][ T5453] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 120.953942][ T5453] RSP: 002b:00007f053531ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.962539][ T5453] RAX: ffffffffffffffda RBX: 00007f053531cee0 RCX: 00007f05360a870a [ 120.970511][ T5453] RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f053531cea0 [ 120.978499][ T5453] RBP: 0000000020000000 R08: 00007f053531cee0 R09: 0000000000008c1b [ 120.986561][ T5453] R10: 0000000000008c1b R11: 0000000000000246 R12: 0000000020000100 [ 120.994524][ T5453] R13: 00007f053531cea0 R14: 000000000001272b R15: 0000000020000240 [ 121.002498][ T5453] [ 121.005683][ T5436] CPU: 1 PID: 5436 Comm: syz.4.56 Not tainted syzkaller #0 [ 121.012893][ T5436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 121.022958][ T5436] Call Trace: [ 121.026255][ T5436] [ 121.029285][ T5436] dump_stack_lvl+0x188/0x250 [ 121.032773][ T5453] kobject_add_internal failed for statfs_quantum with -EEXIST, don't try to register things with the same name in the same directory. [ 121.033977][ T5436] ? show_regs_print_info+0x20/0x20 [ 121.047816][ T5453] gfs2: fsid=statfs_quantum: error -17 adding sysfs files [ 121.052855][ T5436] ? _printk+0xda/0x130 [ 121.064138][ T5436] ? load_image+0x410/0x410 [ 121.068657][ T5436] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 121.074140][ T5436] print_address_description+0x60/0x2d0 [ 121.079800][ T5436] ? gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 121.085103][ T5436] kasan_report+0xdf/0x130 [ 121.090330][ T5436] ? gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 121.095729][ T5436] kasan_check_range+0x235/0x290 [ 121.100689][ T5436] gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 121.106039][ T5436] ? gfs2_qd_shrink_count+0x100/0x100 [ 121.111588][ T5436] ? list_lru_count_one+0x27c/0x310 [ 121.116821][ T5436] do_shrink_slab+0x51f/0xd40 [ 121.121562][ T5436] shrink_slab+0x1c5/0x7a0 [ 121.126013][ T5436] ? proc_do_static_key+0x2d0/0x2d0 [ 121.131422][ T5436] ? drop_slab_node+0x180/0x180 [ 121.136601][ T5436] ? mem_cgroup_iter+0x408/0x500 [ 121.141565][ T5436] drop_slab_node+0xf0/0x180 [ 121.142151][ T5449] syz.3.58 (5449): drop_caches: 2 [ 121.146180][ T5436] drop_slab+0x87/0x120 [ 121.146211][ T5436] drop_caches_sysctl_handler+0xbe/0x160 [ 121.161351][ T5436] proc_sys_call_handler+0x458/0x6c0 [ 121.166747][ T5436] ? proc_sys_open+0x260/0x260 [ 121.171889][ T5436] do_iter_readv_writev+0x47d/0x5f0 [ 121.178340][ T5436] ? aa_path_link+0x8a0/0x8a0 [ 121.183049][ T5436] ? generic_file_rw_checks+0x280/0x280 [ 121.188709][ T5436] ? common_file_perm+0x171/0x1c0 [ 121.193858][ T5436] ? fsnotify_perm+0x5d/0x560 [ 121.199264][ T5436] ? security_file_permission+0x75/0xa0 [ 121.205409][ T5436] do_iter_write+0x1f8/0x7a0 [ 121.210147][ T5436] do_writev+0x281/0x480 [ 121.214428][ T5436] ? do_readv+0x460/0x460 [ 121.218794][ T5436] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 121.225019][ T5436] ? lock_chain_count+0x20/0x20 [ 121.229987][ T5436] ? lockdep_hardirqs_on+0x94/0x140 [ 121.235425][ T5436] do_syscall_64+0x4c/0xa0 [ 121.239883][ T5436] ? clear_bhb_loop+0x30/0x80 [ 121.244587][ T5436] ? clear_bhb_loop+0x30/0x80 [ 121.249283][ T5436] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 121.255194][ T5436] RIP: 0033:0x7f17941a5469 [ 121.259637][ T5436] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 121.279479][ T5436] RSP: 002b:00007f179341b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 121.287927][ T5436] RAX: ffffffffffffffda RBX: 00007f1794372f80 RCX: 00007f17941a5469 [ 121.295929][ T5436] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003 [ 121.304184][ T5436] RBP: 00007f17942287af R08: 0000000000000000 R09: 0000000000000000 [ 121.312177][ T5436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 121.320165][ T5436] R13: 0000000000000000 R14: 00007f1794372f80 R15: 00007ffed30c1478 [ 121.328257][ T5436] [ 121.331291][ T5436] [ 121.333628][ T5436] Allocated by task 5430: [ 121.338051][ T5436] __kasan_kmalloc+0xaf/0xe0 [ 121.342656][ T5436] gfs2_fill_super+0x17c/0x1ea0 [ 121.347604][ T5436] get_tree_bdev+0x3e6/0x610 [ 121.352233][ T5436] gfs2_get_tree+0x4d/0x1e0 [ 121.356771][ T5436] vfs_get_tree+0x88/0x270 [ 121.361203][ T5436] do_new_mount+0x247/0xa40 [ 121.365718][ T5436] __se_sys_mount+0x2e3/0x3d0 [ 121.370415][ T5436] do_syscall_64+0x4c/0xa0 [ 121.374857][ T5436] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 121.380763][ T5436] [ 121.383101][ T5436] Freed by task 4843: [ 121.387177][ T5436] kasan_set_track+0x4b/0x70 [ 121.391956][ T5436] kasan_set_free_info+0x1f/0x40 [ 121.396908][ T5436] ____kasan_slab_free+0xd5/0x110 [ 121.402087][ T5436] slab_free_freelist_hook+0xec/0x170 [ 121.407565][ T5436] kfree+0xef/0x2a0 [ 121.411386][ T5436] generic_shutdown_super+0x130/0x300 [ 121.416772][ T5436] kill_block_super+0x7c/0xe0 [ 121.421468][ T5436] deactivate_locked_super+0x93/0xf0 [ 121.426879][ T5436] cleanup_mnt+0x426/0x4d0 [ 121.431314][ T5436] task_work_run+0x125/0x1a0 [ 121.436094][ T5436] exit_to_user_mode_loop+0x10f/0x130 [ 121.441505][ T5436] exit_to_user_mode_prepare+0xee/0x180 [ 121.447156][ T5436] syscall_exit_to_user_mode+0x16/0x40 [ 121.452738][ T5436] do_syscall_64+0x58/0xa0 [ 121.457375][ T5436] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 121.463467][ T5436] [ 121.465802][ T5436] The buggy address belongs to the object at ffff8880296fc000 [ 121.465802][ T5436] which belongs to the cache kmalloc-8k of size 8192 [ 121.479953][ T5436] The buggy address is located 2672 bytes inside of [ 121.479953][ T5436] 8192-byte region [ffff8880296fc000, ffff8880296fe000) [ 121.493430][ T5436] The buggy address belongs to the page: [ 121.499067][ T5436] page:ffffea0000a5be00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x296f8 [ 121.509231][ T5436] head:ffffea0000a5be00 order:3 compound_mapcount:0 compound_pincount:0 [ 121.517569][ T5436] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 121.525575][ T5436] raw: 00fff00000010200 0000000000000000 0000000100000001 ffff888016c42280 [ 121.534172][ T5436] raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000 [ 121.542756][ T5436] page dumped because: kasan: bad access detected [ 121.549187][ T5436] page_owner tracks the page as allocated [ 121.550078][ T5487] loop3: detected capacity change from 0 to 32768 [ 121.554945][ T5436] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 4845, ts 94638478662, free_ts 94605323228 [ 121.554987][ T5436] get_page_from_freelist+0x24f6/0x2670 [ 121.587707][ T5436] __alloc_pages+0x1ee/0x480 [ 121.592323][ T5436] new_slab+0xc0/0x4b0 [ 121.596497][ T5436] ___slab_alloc+0x807/0xdd0 [ 121.601108][ T5436] __kmalloc_node+0x142/0x3a0 [ 121.605805][ T5436] kvmalloc_node+0x84/0x130 [ 121.610505][ T5436] pfifo_fast_init+0x35f/0x6a0 [ 121.615395][ T5436] qdisc_create_dflt+0x11a/0x410 [ 121.620564][ T5436] dev_activate+0x33d/0x1330 [ 121.625891][ T5436] __dev_open+0x33b/0x430 [ 121.630732][ T5436] __dev_change_flags+0x1e4/0x6a0 [ 121.635776][ T5436] dev_change_flags+0x78/0x1a0 [ 121.640556][ T5436] do_setlink+0xca4/0x29d0 [ 121.644988][ T5436] rtnl_newlink+0x15bb/0x1920 [ 121.649679][ T5436] rtnetlink_rcv_msg+0x82c/0xf00 [ 121.654674][ T5436] netlink_rcv_skb+0x1e9/0x430 [ 121.659742][ T5436] page last free stack trace: [ 121.665003][ T5436] free_unref_page_prepare+0x637/0x6c0 [ 121.670675][ T5436] free_unref_page+0x8f/0x2a0 [ 121.675403][ T5436] __unfreeze_partials+0x188/0x1e0 [ 121.680716][ T5436] put_cpu_partial+0x12d/0x190 [ 121.686068][ T5436] qlist_free_all+0x35/0x90 [ 121.690906][ T5436] kasan_quarantine_reduce+0x150/0x160 [ 121.696667][ T5436] __kasan_slab_alloc+0x2f/0xc0 [ 121.701548][ T5436] slab_post_alloc_hook+0x4c/0x380 [ 121.706686][ T5436] kmem_cache_alloc_trace+0x165/0x290 [ 121.712075][ T5436] nsim_fib_event_work+0x880/0x3380 [ 121.717293][ T5436] process_one_work+0x867/0xff0 [ 121.722160][ T5436] worker_thread+0xd93/0x12a0 [ 121.726940][ T5436] kthread+0x42e/0x520 [ 121.731026][ T5436] ret_from_fork+0x1f/0x30 [ 121.735633][ T5436] [ 121.737967][ T5436] Memory state around the buggy address: [ 121.743600][ T5436] ffff8880296fc900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 121.751668][ T5436] ffff8880296fc980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 121.759872][ T5436] >ffff8880296fca00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 121.768067][ T5436] ^ [ 121.775794][ T5436] ffff8880296fca80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 121.783872][ T5436] ffff8880296fcb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 121.791941][ T5436] ================================================================== [ 121.800013][ T5436] Disabling lock debugging due to kernel taint [ 121.813046][ T5436] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 121.820264][ T5436] CPU: 1 PID: 5436 Comm: syz.4.56 Tainted: G B syzkaller #0 [ 121.830165][ T5436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 121.840314][ T5436] Call Trace: [ 121.843692][ T5436] [ 121.846728][ T5436] dump_stack_lvl+0x188/0x250 [ 121.851679][ T5436] ? show_regs_print_info+0x20/0x20 [ 121.856898][ T5436] ? load_image+0x410/0x410 [ 121.861508][ T5436] panic+0x2f8/0x850 [ 121.865428][ T5436] ? asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 121.871773][ T5436] ? bpf_jit_dump+0xd0/0xd0 [ 121.876415][ T5436] ? _raw_spin_unlock_irqrestore+0x10d/0x120 [ 121.882595][ T5436] ? _raw_spin_unlock+0x40/0x40 [ 121.887744][ T5436] ? gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 121.893045][ T5436] check_panic_on_warn+0x80/0xa0 [ 121.898011][ T5436] ? gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 121.903308][ T5436] end_report+0x6d/0xf0 [ 121.907487][ T5436] kasan_report+0x102/0x130 [ 121.912016][ T5436] ? gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 121.917318][ T5436] kasan_check_range+0x235/0x290 [ 121.922280][ T5436] gfs2_qd_shrink_scan+0x5f7/0x7f0 [ 121.927627][ T5436] ? gfs2_qd_shrink_count+0x100/0x100 [ 121.933100][ T5436] ? list_lru_count_one+0x27c/0x310 [ 121.938334][ T5436] do_shrink_slab+0x51f/0xd40 [ 121.943076][ T5436] shrink_slab+0x1c5/0x7a0 [ 121.947766][ T5436] ? proc_do_static_key+0x2d0/0x2d0 [ 121.953171][ T5436] ? drop_slab_node+0x180/0x180 [ 121.958057][ T5436] ? mem_cgroup_iter+0x408/0x500 [ 121.963189][ T5436] drop_slab_node+0xf0/0x180 [ 121.967816][ T5436] drop_slab+0x87/0x120 [ 121.972075][ T5436] drop_caches_sysctl_handler+0xbe/0x160 [ 121.977721][ T5436] proc_sys_call_handler+0x458/0x6c0 [ 121.983134][ T5436] ? proc_sys_open+0x260/0x260 [ 121.988321][ T5436] do_iter_readv_writev+0x47d/0x5f0 [ 121.993820][ T5436] ? aa_path_link+0x8a0/0x8a0 [ 121.998521][ T5436] ? generic_file_rw_checks+0x280/0x280 [ 122.004084][ T5436] ? common_file_perm+0x171/0x1c0 [ 122.009125][ T5436] ? fsnotify_perm+0x5d/0x560 [ 122.013815][ T5436] ? security_file_permission+0x75/0xa0 [ 122.019394][ T5436] do_iter_write+0x1f8/0x7a0 [ 122.024133][ T5436] do_writev+0x281/0x480 [ 122.028396][ T5436] ? do_readv+0x460/0x460 [ 122.032744][ T5436] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 122.038739][ T5436] ? lock_chain_count+0x20/0x20 [ 122.043607][ T5436] ? lockdep_hardirqs_on+0x94/0x140 [ 122.048822][ T5436] do_syscall_64+0x4c/0xa0 [ 122.053252][ T5436] ? clear_bhb_loop+0x30/0x80 [ 122.058202][ T5436] ? clear_bhb_loop+0x30/0x80 [ 122.063242][ T5436] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 122.069149][ T5436] RIP: 0033:0x7f17941a5469 [ 122.073571][ T5436] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 122.093491][ T5436] RSP: 002b:00007f179341b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 122.102179][ T5436] RAX: ffffffffffffffda RBX: 00007f1794372f80 RCX: 00007f17941a5469 [ 122.110156][ T5436] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000003 [ 122.118322][ T5436] RBP: 00007f17942287af R08: 0000000000000000 R09: 0000000000000000 [ 122.126424][ T5436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 122.134414][ T5436] R13: 0000000000000000 R14: 00007f1794372f80 R15: 00007ffed30c1478 [ 122.142583][ T5436] [ 122.145926][ T5436] Kernel Offset: disabled [ 122.150255][ T5436] Rebooting in 86400 seconds..