syzkaller login: [ 91.926773][ T9] cfg80211: failed to load regulatory.db Warning: Permanently added '[localhost]:17796' (ED25519) to the list of known hosts. 2025/12/03 09:13:51 parsed 1 programs [ 110.092424][ T5340] cgroup: Unknown subsys name 'net' [ 110.163837][ T5340] cgroup: Unknown subsys name 'cpuset' [ 110.169154][ T5340] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 111.740744][ T5340] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 117.604519][ T31] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.608173][ T31] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 118.040690][ T31] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 118.053629][ T31] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 118.355677][ T5354] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 121.530732][ T5410] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 121.551787][ T5410] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 121.556884][ T5410] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 121.562195][ T5410] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 121.569395][ T5410] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 123.601221][ T5410] Bluetooth: hci0: command tx timeout [ 124.664691][ T5407] chnl_net:caif_netlink_parms(): no params data found [ 124.902567][ T5407] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.906597][ T5407] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.909682][ T5407] bridge_slave_0: entered allmulticast mode [ 124.922093][ T5407] bridge_slave_0: entered promiscuous mode [ 124.933140][ T5407] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.936163][ T5407] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.939354][ T5407] bridge_slave_1: entered allmulticast mode [ 124.962890][ T5407] bridge_slave_1: entered promiscuous mode [ 125.027707][ T5407] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 125.038705][ T5407] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 125.103829][ T5407] team0: Port device team_slave_0 added [ 125.122704][ T5407] team0: Port device team_slave_1 added [ 125.177771][ T5407] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 125.190749][ T5407] 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 1532 would solve the problem. [ 125.211833][ T5407] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 125.230315][ T5407] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 125.233231][ T5407] 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 1532 would solve the problem. [ 125.250473][ T5407] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 125.321480][ T5407] hsr_slave_0: entered promiscuous mode [ 125.324503][ T5407] hsr_slave_1: entered promiscuous mode [ 125.565326][ T5407] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 125.576090][ T5407] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 125.582301][ T5407] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 125.588953][ T5407] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 125.664114][ T5407] 8021q: adding VLAN 0 to HW filter on device bond0 [ 125.678748][ T5407] 8021q: adding VLAN 0 to HW filter on device team0 [ 125.682864][ T5410] Bluetooth: hci0: command tx timeout [ 125.692131][ T3006] bridge0: port 1(bridge_slave_0) entered blocking state [ 125.695376][ T3006] bridge0: port 1(bridge_slave_0) entered forwarding state [ 125.706465][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 125.709681][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 125.899048][ T5407] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 125.937738][ T5407] veth0_vlan: entered promiscuous mode [ 125.946843][ T5407] veth1_vlan: entered promiscuous mode [ 125.975425][ T5407] veth0_macvtap: entered promiscuous mode [ 125.984053][ T5407] veth1_macvtap: entered promiscuous mode [ 125.997598][ T5407] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 126.016576][ T5407] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 126.036691][ T3006] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 126.053688][ T3006] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 126.057552][ T3006] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 126.076711][ T3006] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/12/03 09:14:09 executed programs: 0 [ 126.469916][ T46] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 126.477817][ T46] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 126.482548][ T46] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 126.486419][ T46] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 126.489627][ T46] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 126.513913][ T5410] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 126.517566][ T5410] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 126.522010][ T5410] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 126.530929][ T5410] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 126.534835][ T5410] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 126.774081][ T5479] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 126.778273][ T5479] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 126.782675][ T5479] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 126.785915][ T5479] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 126.789383][ T5479] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 126.792737][ T5479] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 126.796256][ T5479] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 126.803584][ T5479] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 126.807310][ T5479] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 126.811404][ T5479] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 126.814536][ T5480] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 126.835667][ T5410] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 126.841023][ T5410] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 126.844730][ T5410] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 126.848093][ T5410] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 127.050649][ T5410] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 127.056828][ T5410] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 127.060870][ T5410] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 127.079896][ T5410] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 127.085032][ T5410] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 128.419554][ T13] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 128.514817][ T5463] chnl_net:caif_netlink_parms(): no params data found [ 128.574297][ T5479] Bluetooth: hci1: command tx timeout [ 128.577014][ T5410] Bluetooth: hci2: command tx timeout [ 128.961731][ T5463] bridge0: port 1(bridge_slave_0) entered blocking state [ 128.965022][ T5463] bridge0: port 1(bridge_slave_0) entered disabled state [ 128.968396][ T5463] bridge_slave_0: entered allmulticast mode [ 128.992201][ T5463] bridge_slave_0: entered promiscuous mode [ 129.036487][ T5463] bridge0: port 2(bridge_slave_1) entered blocking state [ 129.039755][ T5463] bridge0: port 2(bridge_slave_1) entered disabled state [ 129.043768][ T5480] Bluetooth: hci5: command tx timeout [ 129.046672][ T5479] Bluetooth: hci3: command tx timeout [ 129.050969][ T5410] Bluetooth: hci4: command tx timeout [ 129.061182][ T5463] bridge_slave_1: entered allmulticast mode [ 129.064492][ T5463] bridge_slave_1: entered promiscuous mode [ 129.121136][ T5410] Bluetooth: hci6: command tx timeout [ 129.182211][ T13] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 129.236406][ T5463] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 129.271936][ T5463] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 129.483620][ T13] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 129.570889][ T5463] team0: Port device team_slave_0 added [ 129.586295][ T5463] team0: Port device team_slave_1 added [ 129.634609][ T5471] chnl_net:caif_netlink_parms(): no params data found [ 129.683169][ T5463] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 129.685645][ T5463] 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 1532 would solve the problem. [ 129.700330][ T5463] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 129.742092][ T13] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 129.796695][ T5463] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 129.799764][ T5463] 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 1532 would solve the problem. [ 129.840490][ T5463] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 129.866144][ T5472] chnl_net:caif_netlink_parms(): no params data found [ 129.961558][ T5466] chnl_net:caif_netlink_parms(): no params data found [ 130.016423][ T5473] chnl_net:caif_netlink_parms(): no params data found [ 130.308619][ T5463] hsr_slave_0: entered promiscuous mode [ 130.321852][ T5463] hsr_slave_1: entered promiscuous mode [ 130.325759][ T5463] debugfs: 'hsr0' already exists in 'hsr' [ 130.328533][ T5463] Cannot create hsr debugfs directory [ 130.371051][ T5483] chnl_net:caif_netlink_parms(): no params data found [ 130.504907][ T5471] bridge0: port 1(bridge_slave_0) entered blocking state [ 130.507808][ T5471] bridge0: port 1(bridge_slave_0) entered disabled state [ 130.511284][ T5471] bridge_slave_0: entered allmulticast mode [ 130.514843][ T5471] bridge_slave_0: entered promiscuous mode [ 130.625330][ T5471] bridge0: port 2(bridge_slave_1) entered blocking state [ 130.628737][ T5471] bridge0: port 2(bridge_slave_1) entered disabled state [ 130.632224][ T5471] bridge_slave_1: entered allmulticast mode [ 130.640453][ T5479] Bluetooth: hci1: command tx timeout [ 130.642775][ T5410] Bluetooth: hci2: command tx timeout [ 130.645926][ T5471] bridge_slave_1: entered promiscuous mode [ 130.713726][ T5473] bridge0: port 1(bridge_slave_0) entered blocking state [ 130.716653][ T5473] bridge0: port 1(bridge_slave_0) entered disabled state [ 130.719802][ T5473] bridge_slave_0: entered allmulticast mode [ 130.752225][ T5473] bridge_slave_0: entered promiscuous mode [ 130.927367][ T5471] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 130.950786][ T5473] bridge0: port 2(bridge_slave_1) entered blocking state [ 130.954314][ T5473] bridge0: port 2(bridge_slave_1) entered disabled state [ 130.957285][ T5473] bridge_slave_1: entered allmulticast mode [ 130.981742][ T5473] bridge_slave_1: entered promiscuous mode [ 131.051997][ T5472] bridge0: port 1(bridge_slave_0) entered blocking state [ 131.054792][ T5472] bridge0: port 1(bridge_slave_0) entered disabled state [ 131.057578][ T5472] bridge_slave_0: entered allmulticast mode [ 131.080310][ T5472] bridge_slave_0: entered promiscuous mode [ 131.090848][ T5466] bridge0: port 1(bridge_slave_0) entered blocking state [ 131.094503][ T5466] bridge0: port 1(bridge_slave_0) entered disabled state [ 131.097706][ T5466] bridge_slave_0: entered allmulticast mode [ 131.120747][ T5480] Bluetooth: hci5: command tx timeout [ 131.123154][ T5410] Bluetooth: hci4: command tx timeout [ 131.125498][ T5479] Bluetooth: hci3: command tx timeout [ 131.132511][ T5466] bridge_slave_0: entered promiscuous mode [ 131.142406][ T13] bridge_slave_1: left allmulticast mode [ 131.145214][ T13] bridge_slave_1: left promiscuous mode [ 131.147828][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 131.185179][ T13] bridge_slave_0: left allmulticast mode [ 131.187849][ T13] bridge_slave_0: left promiscuous mode [ 131.202009][ T5479] Bluetooth: hci6: command tx timeout [ 131.211843][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 131.661288][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 131.668028][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 131.673560][ T13] bond0 (unregistering): Released all slaves [ 131.685235][ T5471] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 131.752720][ T5472] bridge0: port 2(bridge_slave_1) entered blocking state [ 131.755758][ T5472] bridge0: port 2(bridge_slave_1) entered disabled state [ 131.758950][ T5472] bridge_slave_1: entered allmulticast mode [ 131.778098][ T5472] bridge_slave_1: entered promiscuous mode [ 131.789498][ T5466] bridge0: port 2(bridge_slave_1) entered blocking state [ 131.797597][ T5466] bridge0: port 2(bridge_slave_1) entered disabled state [ 131.807778][ T5466] bridge_slave_1: entered allmulticast mode [ 131.817695][ T5466] bridge_slave_1: entered promiscuous mode [ 131.960865][ T5473] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 131.965913][ T5471] team0: Port device team_slave_0 added [ 131.982592][ T5471] team0: Port device team_slave_1 added [ 132.054770][ T5473] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 132.062752][ T5466] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 132.135661][ T5472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 132.139964][ T5483] bridge0: port 1(bridge_slave_0) entered blocking state [ 132.143589][ T5483] bridge0: port 1(bridge_slave_0) entered disabled state [ 132.146541][ T5483] bridge_slave_0: entered allmulticast mode [ 132.162165][ T5483] bridge_slave_0: entered promiscuous mode [ 132.187744][ T5466] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 132.215785][ T5472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 132.219640][ T5483] bridge0: port 2(bridge_slave_1) entered blocking state [ 132.223297][ T5483] bridge0: port 2(bridge_slave_1) entered disabled state [ 132.226407][ T5483] bridge_slave_1: entered allmulticast mode [ 132.231539][ T5483] bridge_slave_1: entered promiscuous mode [ 132.259830][ T5471] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 132.263574][ T5471] 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 1532 would solve the problem. [ 132.274979][ T5471] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 132.321681][ T5473] team0: Port device team_slave_0 added [ 132.348199][ T5471] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 132.361018][ T5471] 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 1532 would solve the problem. [ 132.378501][ T5471] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 132.444983][ T5473] team0: Port device team_slave_1 added [ 132.473592][ T5466] team0: Port device team_slave_0 added [ 132.478335][ T5466] team0: Port device team_slave_1 added [ 132.507408][ T5472] team0: Port device team_slave_0 added [ 132.514153][ T5483] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 132.555933][ T5472] team0: Port device team_slave_1 added [ 132.606998][ T5483] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 132.612760][ T5473] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 132.615817][ T5473] 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 1532 would solve the problem. [ 132.640809][ T5473] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 132.674501][ T5466] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 132.677615][ T5466] 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 1532 would solve the problem. [ 132.710403][ T5466] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 132.720815][ T5410] Bluetooth: hci1: command tx timeout [ 132.723522][ T5479] Bluetooth: hci2: command tx timeout [ 132.747348][ T13] hsr_slave_0: left promiscuous mode [ 132.761222][ T13] hsr_slave_1: left promiscuous mode [ 132.764213][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 132.767342][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 132.780467][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 132.783682][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 132.807353][ T13] veth1_macvtap: left promiscuous mode [ 132.820554][ T13] veth0_macvtap: left promiscuous mode [ 132.823436][ T13] veth1_vlan: left promiscuous mode [ 132.825849][ T13] veth0_vlan: left promiscuous mode [ 133.201016][ T5480] Bluetooth: hci5: command tx timeout [ 133.203568][ T5479] Bluetooth: hci3: command tx timeout [ 133.205984][ T5410] Bluetooth: hci4: command tx timeout [ 133.281016][ T5410] Bluetooth: hci6: command tx timeout [ 133.297208][ T13] team0 (unregistering): Port device team_slave_1 removed [ 133.319494][ T13] team0 (unregistering): Port device team_slave_0 removed [ 133.574859][ T5473] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 133.577228][ T5473] 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 1532 would solve the problem. [ 133.588279][ T5473] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 133.623646][ T5466] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 133.626605][ T5466] 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 1532 would solve the problem. [ 133.641698][ T5466] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 133.702043][ T5472] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 133.704969][ T5472] 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 1532 would solve the problem. [ 133.721950][ T5472] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 133.733612][ T5483] team0: Port device team_slave_0 added [ 133.751857][ T5471] hsr_slave_0: entered promiscuous mode [ 133.755227][ T5471] hsr_slave_1: entered promiscuous mode [ 133.778804][ T5472] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 133.785962][ T5472] 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 1532 would solve the problem. [ 133.820939][ T5472] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 133.828196][ T5483] team0: Port device team_slave_1 added [ 134.044410][ T5483] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 134.047260][ T5483] 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 1532 would solve the problem. [ 134.092057][ T5483] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 134.103520][ T5466] hsr_slave_0: entered promiscuous mode [ 134.111739][ T5466] hsr_slave_1: entered promiscuous mode [ 134.120602][ T5466] debugfs: 'hsr0' already exists in 'hsr' [ 134.123063][ T5466] Cannot create hsr debugfs directory [ 134.172548][ T5473] hsr_slave_0: entered promiscuous mode [ 134.181011][ T5473] hsr_slave_1: entered promiscuous mode [ 134.184164][ T5473] debugfs: 'hsr0' already exists in 'hsr' [ 134.186751][ T5473] Cannot create hsr debugfs directory [ 134.220047][ T5483] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 134.223610][ T5483] 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 1532 would solve the problem. [ 134.253559][ T5483] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 134.258288][ T5463] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 134.277462][ T5472] hsr_slave_0: entered promiscuous mode [ 134.281063][ T5472] hsr_slave_1: entered promiscuous mode [ 134.283802][ T5472] debugfs: 'hsr0' already exists in 'hsr' [ 134.286125][ T5472] Cannot create hsr debugfs directory [ 134.310356][ T5463] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 134.342078][ T5463] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 134.384270][ T5463] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 134.572204][ T5483] hsr_slave_0: entered promiscuous mode [ 134.575800][ T5483] hsr_slave_1: entered promiscuous mode [ 134.590779][ T5483] debugfs: 'hsr0' already exists in 'hsr' [ 134.593346][ T5483] Cannot create hsr debugfs directory [ 134.803302][ T5479] Bluetooth: hci1: command tx timeout [ 134.805769][ T5410] Bluetooth: hci2: command tx timeout [ 135.282020][ T5480] Bluetooth: hci5: command tx timeout [ 135.284228][ T5410] Bluetooth: hci4: command tx timeout [ 135.286498][ T5479] Bluetooth: hci3: command tx timeout [ 135.360477][ T5479] Bluetooth: hci6: command tx timeout [ 135.436756][ T5471] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 135.484355][ T5471] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 135.540722][ T5471] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 135.556923][ T5471] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 135.701364][ T5463] 8021q: adding VLAN 0 to HW filter on device bond0 [ 135.792875][ T5463] 8021q: adding VLAN 0 to HW filter on device team0 [ 135.834911][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 135.837950][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 135.883408][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 135.887443][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 135.971630][ T5471] 8021q: adding VLAN 0 to HW filter on device bond0 [ 136.044309][ T5471] 8021q: adding VLAN 0 to HW filter on device team0 [ 136.067634][ T5472] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 136.138122][ T5472] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 136.163305][ T31] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.166280][ T31] bridge0: port 1(bridge_slave_0) entered forwarding state [ 136.203890][ T31] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.206604][ T31] bridge0: port 2(bridge_slave_1) entered forwarding state [ 136.212549][ T5472] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 136.254849][ T5472] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 136.414052][ T5473] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 136.454467][ T5473] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 136.526269][ T5473] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 136.561693][ T5473] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 136.686639][ T5466] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 136.723659][ T5466] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 136.790971][ T5466] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 136.832237][ T5466] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 136.872410][ T5463] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 136.990103][ T5483] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 137.024345][ T5483] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 137.055704][ T5483] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 137.083273][ T5483] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 137.163433][ T5472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 137.221947][ T5471] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 137.296988][ T5472] 8021q: adding VLAN 0 to HW filter on device team0 [ 137.329671][ T5463] veth0_vlan: entered promiscuous mode [ 137.355211][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 137.358446][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 137.415716][ T5463] veth1_vlan: entered promiscuous mode [ 137.494885][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 137.498062][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 137.561266][ T5473] 8021q: adding VLAN 0 to HW filter on device bond0 [ 137.673754][ T5473] 8021q: adding VLAN 0 to HW filter on device team0 [ 137.712511][ T5471] veth0_vlan: entered promiscuous mode [ 137.777663][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 137.780811][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 137.834469][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 137.837552][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 137.892041][ T5463] veth0_macvtap: entered promiscuous mode [ 137.945802][ T5466] 8021q: adding VLAN 0 to HW filter on device bond0 [ 137.973899][ T5471] veth1_vlan: entered promiscuous mode [ 137.992285][ T5463] veth1_macvtap: entered promiscuous mode [ 138.012358][ T1315] ieee802154 phy0 wpan0: encryption failed: -22 [ 138.015166][ T1315] ieee802154 phy1 wpan1: encryption failed: -22 [ 138.105768][ T5466] 8021q: adding VLAN 0 to HW filter on device team0 [ 138.154364][ T5483] 8021q: adding VLAN 0 to HW filter on device bond0 [ 138.196840][ T3754] bridge0: port 1(bridge_slave_0) entered blocking state [ 138.200094][ T3754] bridge0: port 1(bridge_slave_0) entered forwarding state [ 138.281554][ T5471] veth0_macvtap: entered promiscuous mode [ 138.319515][ T5471] veth1_macvtap: entered promiscuous mode [ 138.370932][ T3754] bridge0: port 2(bridge_slave_1) entered blocking state [ 138.373876][ T3754] bridge0: port 2(bridge_slave_1) entered forwarding state [ 138.401933][ T5463] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 138.455813][ T5483] 8021q: adding VLAN 0 to HW filter on device team0 [ 138.482741][ T5463] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 138.513098][ T4396] bridge0: port 1(bridge_slave_0) entered blocking state [ 138.516876][ T4396] bridge0: port 1(bridge_slave_0) entered forwarding state [ 138.557334][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 138.560375][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 138.593414][ T5471] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 138.633271][ T3754] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.637203][ T3754] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.671090][ T3754] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.674603][ T3754] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.688207][ T5471] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 138.792645][ T5472] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 138.797968][ T4396] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.845642][ T4396] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.878061][ T4396] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 138.912638][ T4396] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 139.128681][ T4396] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 139.140907][ T4396] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 139.366422][ T3006] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 139.377111][ T3841] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 139.391430][ T3006] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 139.399431][ T3841] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 139.414750][ T5473] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 139.676093][ T31] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 139.679508][ T31] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 139.872277][ T5473] veth0_vlan: entered promiscuous mode 2025/12/03 09:14:23 executed programs: 12 [ 140.085635][ T5473] veth1_vlan: entered promiscuous mode [ 140.245493][ T5466] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 140.340816][ T5483] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 140.419185][ T5473] veth0_macvtap: entered promiscuous mode [ 140.483369][ T5472] veth0_vlan: entered promiscuous mode [ 140.522769][ T5473] veth1_macvtap: entered promiscuous mode [ 140.645009][ T5472] veth1_vlan: entered promiscuous mode [ 140.678336][ T5473] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 140.726887][ T5473] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 140.746985][ T5466] veth0_vlan: entered promiscuous mode [ 140.812320][ T3754] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 140.861642][ T3754] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 140.886681][ T5466] veth1_vlan: entered promiscuous mode [ 140.904237][ T3754] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 140.952119][ T13] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 141.137887][ T5472] veth0_macvtap: entered promiscuous mode [ 141.142068][ T5682] loop0: detected capacity change from 0 to 32768 [ 141.204307][ T5682] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.17 (5682) [ 141.221761][ T5472] veth1_macvtap: entered promiscuous mode [ 141.321125][ T5682] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 141.325340][ T5682] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 141.342698][ T5472] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 141.369931][ T5466] veth0_macvtap: entered promiscuous mode [ 141.406281][ T4286] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 141.439292][ T4286] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 141.455149][ T5472] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 141.487196][ T5466] veth1_macvtap: entered promiscuous mode [ 141.632624][ T4036] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 141.654434][ T4036] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 141.677540][ T4036] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 141.712147][ T4036] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 141.715049][ T4036] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 141.731696][ T5466] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 141.758179][ T4396] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 141.833679][ T5682] BTRFS info (device loop0): setting nodatasum [ 141.836295][ T5682] BTRFS info (device loop0): allowing degraded mounts [ 141.881563][ T5466] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 141.885470][ T5682] BTRFS info (device loop0): disabling tree log [ 141.938325][ T5682] BTRFS info (device loop0): turning on async discard [ 141.955401][ T5682] BTRFS info (device loop0): enabling free space tree [ 142.036742][ T3841] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.096423][ T3841] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.146596][ T3841] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.246139][ T5483] veth0_vlan: entered promiscuous mode [ 142.314977][ T3841] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 142.465382][ T5483] veth1_vlan: entered promiscuous mode [ 142.614663][ T2675] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 142.666649][ T2675] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 142.797114][ T5682] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 142.896830][ T3172] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 142.930343][ T3172] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 143.057793][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 143.106868][ T3006] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 143.110022][ T3006] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 143.170913][ T5483] veth0_macvtap: entered promiscuous mode [ 143.251180][ T5483] veth1_macvtap: entered promiscuous mode [ 143.462641][ T3172] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 143.466044][ T3172] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 143.574890][ T5483] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 143.708204][ T5483] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 143.820557][ T3006] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 143.871445][ T3006] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 143.918153][ T3006] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 144.013153][ T3006] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 144.710365][ T3841] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 144.713823][ T3841] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 145.020335][ T4396] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 145.033561][ T4396] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 145.239353][ T5715] loop0: detected capacity change from 0 to 32768 2025/12/03 09:14:28 executed programs: 21 [ 145.382459][ T5715] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.24 (5715) [ 145.497403][ T5715] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 145.540366][ T5715] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 146.492221][ T5715] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR [ 146.495964][ T5715] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR [ 146.561490][ T5715] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR [ 146.601349][ T5715] BTRFS error (device loop0): open_ctree failed: -12 [ 149.176868][ T5746] loop0: detected capacity change from 0 to 32768 [ 149.233400][ T5746] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.28 (5746) [ 149.302951][ T5746] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 149.353053][ T5746] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm 2025/12/03 09:14:33 executed programs: 32 [ 150.484522][ T5746] workqueue: Failed to create a rescuer kthread for wq "btrfs-endio-write": -EINTR [ 150.485149][ T5746] workqueue: Failed to create a rescuer kthread for wq "btrfs-compressed-write": -EINTR [ 150.533106][ T5746] workqueue: Failed to create a rescuer kthread for wq "btrfs-freespace-write": -EINTR [ 150.572294][ T5746] workqueue: Failed to create a rescuer kthread for wq "btrfs-delayed-meta": -EINTR [ 150.621147][ T5746] workqueue: Failed to create a rescuer kthread for wq "btrfs-qgroup-rescan": -EINTR [ 150.671729][ T5746] BTRFS error (device loop0): open_ctree failed: -12 [ 152.539812][ T5777] loop0: detected capacity change from 0 to 32768 [ 152.601651][ T5777] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.38 (5777) [ 152.665483][ T5777] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 152.724289][ T5777] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 153.332798][ T5777] BTRFS info (device loop0): setting nodatasum [ 153.335407][ T5777] BTRFS info (device loop0): allowing degraded mounts [ 153.338221][ T5777] BTRFS info (device loop0): disabling tree log [ 153.432463][ T5777] BTRFS info (device loop0): turning on async discard [ 153.435493][ T5777] BTRFS info (device loop0): enabling free space tree [ 153.782873][ T5777] BTRFS info (device loop0): balance: start -d -m [ 153.836717][ T5777] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 154.503904][ T5804] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 154.547371][ T5777] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 154.772105][ T5777] BTRFS info (device loop0): balance: canceled [ 154.926450][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf 2025/12/03 09:14:40 executed programs: 45 [ 156.578087][ T5818] loop0: detected capacity change from 0 to 32768 [ 156.644685][ T5818] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.48 (5818) [ 156.720674][ T5818] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 156.771506][ T5818] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 157.301913][ T5818] BTRFS info (device loop0): setting nodatasum [ 157.304695][ T5818] BTRFS info (device loop0): allowing degraded mounts [ 157.307587][ T5818] BTRFS info (device loop0): disabling tree log [ 157.310075][ T5818] BTRFS info (device loop0): turning on async discard [ 157.374108][ T5818] BTRFS info (device loop0): enabling free space tree [ 157.623028][ T5818] BTRFS info (device loop0): balance: start -d -m [ 157.741036][ T5818] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 158.415838][ T5844] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 158.444795][ T5818] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 158.607252][ T5818] BTRFS info (device loop0): balance: canceled [ 158.769794][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 160.367494][ T5851] loop0: detected capacity change from 0 to 32768 [ 160.441147][ T5851] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.55 (5851) [ 160.502098][ T5851] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 160.540333][ T5851] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 161.537797][ T5851] BTRFS info (device loop0): setting nodatasum [ 161.569412][ T5851] BTRFS info (device loop0): allowing degraded mounts [ 161.612047][ T5851] BTRFS info (device loop0): disabling tree log [ 161.614805][ T5851] BTRFS info (device loop0): turning on async discard [ 161.617890][ T5851] BTRFS info (device loop0): enabling free space tree 2025/12/03 09:14:45 executed programs: 57 [ 161.763789][ T5851] BTRFS info (device loop0): balance: start -d -m [ 161.904921][ T5851] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 162.183797][ T5851] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 162.635069][ T5884] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 162.723062][ T5884] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 162.783418][ T5851] BTRFS info (device loop0): balance: canceled [ 162.951988][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 164.753385][ T5890] loop0: detected capacity change from 0 to 32768 [ 164.791145][ T5890] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.66 (5890) [ 164.862741][ T5890] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 164.922793][ T5890] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 165.497352][ T5890] BTRFS info (device loop0): setting nodatasum [ 165.499708][ T5890] BTRFS info (device loop0): allowing degraded mounts [ 165.570920][ T5890] BTRFS info (device loop0): disabling tree log [ 165.573400][ T5890] BTRFS info (device loop0): turning on async discard [ 165.576403][ T5890] BTRFS info (device loop0): enabling free space tree [ 165.709456][ T5890] BTRFS info (device loop0): balance: start -d -m [ 165.845773][ T5890] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 166.058510][ T5890] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 166.672127][ T5917] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 166.737177][ T5890] BTRFS info (device loop0): balance: canceled 2025/12/03 09:14:50 executed programs: 71 [ 166.883455][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 168.679030][ T5930] loop0: detected capacity change from 0 to 32768 [ 168.755438][ T5930] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.76 (5930) [ 168.843099][ T5930] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 168.900350][ T5930] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 169.441961][ T5930] BTRFS info (device loop0): setting nodatasum [ 169.467699][ T5930] BTRFS info (device loop0): allowing degraded mounts [ 169.492917][ T5930] BTRFS info (device loop0): disabling tree log [ 169.495710][ T5930] BTRFS info (device loop0): turning on async discard [ 169.571391][ T5930] BTRFS info (device loop0): enabling free space tree [ 169.645017][ T5930] BTRFS info (device loop0): balance: start -d -m [ 169.679836][ T5930] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 170.068664][ T5930] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 170.381255][ T5957] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 170.431551][ T5957] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 170.485335][ T5930] BTRFS info (device loop0): balance: canceled [ 170.595545][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 172.110089][ T5968] loop0: detected capacity change from 0 to 32768 [ 172.170416][ T5968] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.85 (5968) [ 172.233059][ T5968] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 172.237281][ T5968] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm 2025/12/03 09:14:56 executed programs: 84 [ 173.792823][ T5968] BTRFS info (device loop0): setting nodatasum [ 173.795530][ T5968] BTRFS info (device loop0): allowing degraded mounts [ 173.798340][ T5968] BTRFS info (device loop0): disabling tree log [ 173.861373][ T5968] BTRFS info (device loop0): turning on async discard [ 173.864087][ T5968] BTRFS info (device loop0): enabling free space tree [ 174.103356][ T5968] BTRFS info (device loop0): balance: start -d -m [ 174.161986][ T5968] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 174.561377][ T5968] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 174.821279][ T5998] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 174.890447][ T5998] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 174.939707][ T5968] BTRFS info (device loop0): balance: canceled [ 175.088670][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 176.697583][ T6009] loop0: detected capacity change from 0 to 32768 [ 176.771005][ T6009] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.98 (6009) [ 176.856981][ T6009] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 176.886757][ T6009] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 177.420956][ T6009] BTRFS info (device loop0): setting nodatasum [ 177.423184][ T6009] BTRFS info (device loop0): allowing degraded mounts [ 177.489989][ T6009] BTRFS info (device loop0): disabling tree log [ 177.510729][ T6009] BTRFS info (device loop0): turning on async discard [ 177.521341][ T6009] BTRFS info (device loop0): enabling free space tree [ 177.703360][ T6009] BTRFS info (device loop0): balance: start -d -m [ 177.910709][ T6009] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata 2025/12/03 09:15:01 executed programs: 99 [ 178.441100][ T6036] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 178.601630][ T6009] BTRFS info (device loop0): balance: canceled [ 178.706272][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 180.492331][ T6042] loop0: detected capacity change from 0 to 32768 [ 180.572229][ T6042] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.105 (6042) [ 180.646799][ T6042] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 180.712184][ T6042] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 181.370638][ T6042] BTRFS info (device loop0): setting nodatasum [ 181.373470][ T6042] BTRFS info (device loop0): allowing degraded mounts [ 181.376458][ T6042] BTRFS info (device loop0): disabling tree log [ 181.470327][ T6042] BTRFS info (device loop0): turning on async discard [ 181.473557][ T6042] BTRFS info (device loop0): enabling free space tree [ 181.633592][ T6042] BTRFS info (device loop0): balance: start -d -m [ 181.851579][ T6042] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 182.570542][ T6069] BTRFS warning (device loop0): failed to trim 2 block group(s), last error -512 [ 182.612173][ T6042] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 182.713056][ T6042] BTRFS info (device loop0): balance: canceled [ 182.842157][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf 2025/12/03 09:15:07 executed programs: 112 [ 184.433248][ T6084] loop0: detected capacity change from 0 to 32768 [ 184.490911][ T6084] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.115 (6084) [ 184.556960][ T6084] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 184.594874][ T6084] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 185.292447][ T6084] BTRFS info (device loop0): setting nodatasum [ 185.295426][ T6084] BTRFS info (device loop0): allowing degraded mounts [ 185.361753][ T6084] BTRFS info (device loop0): disabling tree log [ 185.364427][ T6084] BTRFS info (device loop0): turning on async discard [ 185.367295][ T6084] BTRFS info (device loop0): enabling free space tree [ 185.488186][ T6084] BTRFS info (device loop0): balance: start -d -m [ 185.611410][ T6084] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 185.917415][ T6084] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 186.326248][ T6116] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 186.403976][ T6116] BTRFS warning (device loop0): failed to trim 1 device(s), last error -512 [ 186.429929][ T6084] BTRFS info (device loop0): balance: canceled [ 186.566228][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 188.188248][ T6128] loop0: detected capacity change from 0 to 32768 [ 188.271742][ T6128] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.125 (6128) [ 188.340318][ T6128] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 188.376249][ T6128] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 188.966314][ T6128] BTRFS info (device loop0): setting nodatasum [ 188.969225][ T6128] BTRFS info (device loop0): allowing degraded mounts [ 189.048231][ T6128] BTRFS info (device loop0): disabling tree log [ 189.058497][ T6128] BTRFS info (device loop0): turning on async discard [ 189.091282][ T6128] BTRFS info (device loop0): enabling free space tree [ 189.203706][ T6128] BTRFS info (device loop0): balance: start -d -m [ 189.261051][ T6128] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 189.633167][ T6128] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata 2025/12/03 09:15:13 executed programs: 127 [ 190.140025][ T6155] BTRFS warning (device loop0): failed to trim 1 block group(s), last error -512 [ 190.182075][ T6128] BTRFS info (device loop0): balance: canceled [ 190.383414][ T5463] BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 192.119847][ T6161] loop0: detected capacity change from 0 to 32768 [ 192.226725][ T6161] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.133 (6161) [ 192.293362][ T6161] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 192.340565][ T6161] BTRFS info (device loop0): using crc32c (crc32c-lib) checksum algorithm [ 193.291938][ T6161] BTRFS info (device loop0): setting nodatasum [ 193.331661][ T6161] BTRFS info (device loop0): allowing degraded mounts [ 193.334498][ T6161] BTRFS info (device loop0): disabling tree log [ 193.362432][ T6161] BTRFS info (device loop0): turning on async discard [ 193.365062][ T6161] BTRFS info (device loop0): enabling free space tree [ 193.491357][ T6161] BTRFS info (device loop0): balance: start -d -m [ 193.528269][ T6161] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 194.062612][ T6161] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 194.135264][ T2971] BTRFS warning (device loop0): Skipping commit of aborted transaction. [ 194.138576][ T2971] ------------[ cut here ]------------ [ 194.141207][ T2971] BTRFS: Transaction aborted (error -28) [ 194.143544][ T2971] WARNING: fs/btrfs/transaction.c:2020 at 0x0, CPU#0: kworker/u4:13/2971 [ 194.146725][ T2971] Modules linked in: [ 194.148344][ T2971] CPU: 0 UID: 0 PID: 2971 Comm: kworker/u4:13 Not tainted syzkaller #0 PREEMPT(full) [ 194.152271][ T2971] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 194.156072][ T2971] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [ 194.158851][ T2971] RIP: 0010:btrfs_commit_transaction+0x2f5b/0x3950 [ 194.161354][ T2971] Code: 07 e8 69 ce f1 fd eb 7d e8 82 be d7 fd 84 c0 74 25 e8 59 ce f1 fd eb 6d e8 52 ce f1 fd 48 8d 3d 7b c4 b9 0b 8b 5c 24 18 89 de <67> 48 0f b9 3a 89 d9 e9 1a 01 00 00 e8 04 28 79 07 89 c3 31 ff 89 [ 194.169764][ T2971] RSP: 0018:ffffc9000d36f4c0 EFLAGS: 00010293 [ 194.172649][ T2971] RAX: ffffffff83cf3fde RBX: 00000000ffffffe4 RCX: ffff888030ed4980 [ 194.176751][ T2971] RDX: 0000000000000000 RSI: 00000000ffffffe4 RDI: ffffffff8f890460 [ 194.180669][ T2971] RBP: ffffc9000d36f7f0 R08: ffff888030ed4980 R09: 0000000000000003 [ 194.184182][ T2971] R10: 00000000fffffffb R11: 0000000000000000 R12: ffff888030ed5c38 [ 194.187664][ T2971] R13: ffff888047f2c000 R14: ffff888047f2c000 R15: 0000000000000000 [ 194.191332][ T2971] FS: 0000000000000000(0000) GS:ffff88808d6b7000(0000) knlGS:0000000000000000 [ 194.195279][ T2971] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 194.199527][ T2971] CR2: 00007fdbc7672000 CR3: 0000000051d08000 CR4: 0000000000352ef0 [ 194.204328][ T2971] Call Trace: [ 194.205843][ T2971] [ 194.207234][ T2971] ? btrfs_commit_transaction+0x161/0x3950 [ 194.209762][ T2971] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 194.212265][ T2971] ? do_raw_spin_unlock+0x4d/0x240 [ 194.214503][ T2971] ? join_transaction+0x41b/0xd60 [ 194.216691][ T2971] ? btrfs_record_root_in_trans+0x91/0x180 [ 194.219827][ T2971] ? start_transaction+0x439/0x1600 [ 194.222844][ T2971] flush_space+0x48b/0xcb0 [ 194.225360][ T2971] ? __pfx_btrfs_get_alloc_profile+0x10/0x10 [ 194.228676][ T2971] ? __pfx_flush_space+0x10/0x10 [ 194.231024][ T2971] ? do_raw_spin_lock+0x121/0x290 [ 194.232952][ T2971] ? do_raw_spin_unlock+0x4d/0x240 [ 194.235055][ T2971] do_async_reclaim_metadata_space+0x144/0x390 [ 194.237457][ T2971] btrfs_async_reclaim_metadata_space+0x89/0xe0 [ 194.239639][ T2971] ? process_scheduled_works+0x9ef/0x1770 [ 194.242173][ T2971] process_scheduled_works+0xad1/0x1770 [ 194.244491][ T2971] ? __pfx_process_scheduled_works+0x10/0x10 [ 194.247068][ T2971] worker_thread+0x8a0/0xda0 [ 194.249139][ T2971] kthread+0x711/0x8a0 [ 194.251027][ T2971] ? __pfx_worker_thread+0x10/0x10 [ 194.253303][ T2971] ? __pfx_kthread+0x10/0x10 [ 194.255337][ T2971] ? _raw_spin_unlock_irq+0x23/0x50 [ 194.257711][ T2971] ? lockdep_hardirqs_on+0x98/0x140 [ 194.260366][ T2971] ? __pfx_kthread+0x10/0x10 [ 194.262343][ T2971] ret_from_fork+0x599/0xb30 [ 194.264282][ T2971] ? __pfx_ret_from_fork+0x10/0x10 [ 194.266420][ T2971] ? __pfx_kthread+0x10/0x10 [ 194.268410][ T2971] ret_from_fork_asm+0x1a/0x30 [ 194.270289][ T2971] [ 194.271557][ T2971] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 194.274132][ T2971] CPU: 0 UID: 0 PID: 2971 Comm: kworker/u4:13 Not tainted syzkaller #0 PREEMPT(full) [ 194.277638][ T2971] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 194.281573][ T2971] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [ 194.284334][ T2971] Call Trace: [ 194.285724][ T2971] [ 194.286993][ T2971] dump_stack_lvl+0x99/0x250 [ 194.288781][ T2971] ? __asan_memcpy+0x40/0x70 [ 194.290579][ T2971] ? __pfx_dump_stack_lvl+0x10/0x10 [ 194.292554][ T2971] ? __pfx__printk+0x10/0x10 [ 194.294509][ T2971] vpanic+0x237/0x6d0 [ 194.296235][ T2971] ? __pfx_vpanic+0x10/0x10 [ 194.297997][ T2971] ? is_bpf_text_address+0x292/0x2b0 [ 194.300169][ T2971] ? is_bpf_text_address+0x26/0x2b0 [ 194.302294][ T2971] panic+0xb9/0xc0 [ 194.303842][ T2971] ? __pfx_panic+0x10/0x10 [ 194.305666][ T2971] ? ret_from_fork_asm+0x1a/0x30 [ 194.307811][ T2971] __warn+0x317/0x4b0 [ 194.309508][ T2971] __report_bug+0x288/0x500 [ 194.311403][ T2971] ? __pfx___report_bug+0x10/0x10 [ 194.313323][ T2971] ? _btrfs_printk+0x562/0x5b0 [ 194.315303][ T2971] report_bug_entry+0x16a/0x220 [ 194.317092][ T2971] ? btrfs_commit_transaction+0x2f5b/0x3950 [ 194.319364][ T2971] ? btrfs_commit_transaction+0x2f60/0x3950 [ 194.321719][ T2971] handle_bug+0xca/0x200 [ 194.323360][ T2971] exc_invalid_op+0x1a/0x50 [ 194.325135][ T2971] asm_exc_invalid_op+0x1a/0x20 [ 194.327053][ T2971] RIP: 0010:btrfs_commit_transaction+0x2f5b/0x3950 [ 194.329505][ T2971] Code: 07 e8 69 ce f1 fd eb 7d e8 82 be d7 fd 84 c0 74 25 e8 59 ce f1 fd eb 6d e8 52 ce f1 fd 48 8d 3d 7b c4 b9 0b 8b 5c 24 18 89 de <67> 48 0f b9 3a 89 d9 e9 1a 01 00 00 e8 04 28 79 07 89 c3 31 ff 89 [ 194.336976][ T2971] RSP: 0018:ffffc9000d36f4c0 EFLAGS: 00010293 [ 194.339329][ T2971] RAX: ffffffff83cf3fde RBX: 00000000ffffffe4 RCX: ffff888030ed4980 [ 194.342443][ T2971] RDX: 0000000000000000 RSI: 00000000ffffffe4 RDI: ffffffff8f890460 [ 194.345921][ T2971] RBP: ffffc9000d36f7f0 R08: ffff888030ed4980 R09: 0000000000000003 [ 194.349041][ T2971] R10: 00000000fffffffb R11: 0000000000000000 R12: ffff888030ed5c38 [ 194.352124][ T2971] R13: ffff888047f2c000 R14: ffff888047f2c000 R15: 0000000000000000 [ 194.355239][ T2971] ? btrfs_commit_transaction+0x2f4e/0x3950 [ 194.357506][ T2971] ? btrfs_commit_transaction+0x161/0x3950 [ 194.359908][ T2971] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 194.362222][ T2971] ? do_raw_spin_unlock+0x4d/0x240 [ 194.364195][ T2971] ? join_transaction+0x41b/0xd60 [ 194.366064][ T2971] ? btrfs_record_root_in_trans+0x91/0x180 [ 194.368264][ T2971] ? start_transaction+0x439/0x1600 [ 194.370243][ T2971] flush_space+0x48b/0xcb0 [ 194.371990][ T2971] ? __pfx_btrfs_get_alloc_profile+0x10/0x10 [ 194.374288][ T2971] ? __pfx_flush_space+0x10/0x10 [ 194.376256][ T2971] ? do_raw_spin_lock+0x121/0x290 [ 194.378391][ T2971] ? do_raw_spin_unlock+0x4d/0x240 [ 194.380356][ T2971] do_async_reclaim_metadata_space+0x144/0x390 [ 194.382703][ T2971] btrfs_async_reclaim_metadata_space+0x89/0xe0 [ 194.385093][ T2971] ? process_scheduled_works+0x9ef/0x1770 [ 194.387536][ T2971] process_scheduled_works+0xad1/0x1770 [ 194.389549][ T2971] ? __pfx_process_scheduled_works+0x10/0x10 [ 194.391680][ T2971] worker_thread+0x8a0/0xda0 [ 194.393292][ T2971] kthread+0x711/0x8a0 [ 194.394754][ T2971] ? __pfx_worker_thread+0x10/0x10 [ 194.396518][ T2971] ? __pfx_kthread+0x10/0x10 [ 194.398068][ T2971] ? _raw_spin_unlock_irq+0x23/0x50 [ 194.399879][ T2971] ? lockdep_hardirqs_on+0x98/0x140 [ 194.401677][ T2971] ? __pfx_kthread+0x10/0x10 [ 194.403792][ T2971] ret_from_fork+0x599/0xb30 [ 194.405637][ T2971] ? __pfx_ret_from_fork+0x10/0x10 [ 194.407629][ T2971] ? __pfx_kthread+0x10/0x10 [ 194.409386][ T2971] ret_from_fork_asm+0x1a/0x30 [ 194.411244][ T2971] [ 194.412744][ T2971] Kernel Offset: disabled [ 194.414501][ T2971] Rebooting in 86400 seconds..