Warning: Permanently added '[localhost]:45232' (ED25519) to the list of known hosts. 2025/12/02 03:32:55 parsed 1 programs syzkaller login: [ 84.718772][ T5316] cgroup: Unknown subsys name 'net' [ 84.784913][ T5316] cgroup: Unknown subsys name 'cpuset' [ 84.793471][ T5316] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 86.376993][ T5316] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 89.594741][ T5343] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.612459][ T5343] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.621200][ T5343] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.631957][ T5343] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.635508][ T5343] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 90.532528][ T5339] 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. [ 91.848567][ T38] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.863654][ T38] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.018893][ T80] ODEBUG: Out of memory. ODEBUG disabled [ 92.072878][ T10] cfg80211: failed to load regulatory.db [ 92.616633][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.619997][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.895464][ T5345] chnl_net:caif_netlink_parms(): no params data found [ 94.519105][ T5345] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.527186][ T5345] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.530567][ T5345] bridge_slave_0: entered allmulticast mode [ 94.552597][ T5345] bridge_slave_0: entered promiscuous mode [ 94.570296][ T5345] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.581597][ T5345] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.584743][ T5345] bridge_slave_1: entered allmulticast mode [ 94.607622][ T5345] bridge_slave_1: entered promiscuous mode [ 94.812358][ T5345] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.885145][ T5345] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.404943][ T5345] team0: Port device team_slave_0 added [ 95.409650][ T5345] team0: Port device team_slave_1 added [ 95.572823][ T5345] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.575863][ T5345] 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. [ 95.631464][ T5345] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.685169][ T5345] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.688197][ T5345] 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. [ 95.711417][ T5345] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.835917][ T5345] hsr_slave_0: entered promiscuous mode [ 95.841599][ T5345] hsr_slave_1: entered promiscuous mode [ 96.044778][ T5345] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 96.053835][ T5345] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 96.059908][ T5345] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 96.066373][ T5345] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 96.140473][ T5345] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.158342][ T5345] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.167633][ T58] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.170808][ T58] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.184954][ T58] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.188242][ T58] bridge0: port 2(bridge_slave_1) entered forwarding state [ 96.379986][ T5345] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.587933][ T5345] veth0_vlan: entered promiscuous mode [ 96.598351][ T5345] veth1_vlan: entered promiscuous mode [ 96.625477][ T5345] veth0_macvtap: entered promiscuous mode [ 96.633046][ T5345] veth1_macvtap: entered promiscuous mode [ 96.648071][ T5345] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 96.660237][ T5345] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.676473][ T38] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.680396][ T38] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.692298][ T38] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.696155][ T38] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/12/02 03:33:10 executed programs: 0 [ 97.010204][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 97.026749][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 97.030565][ T47] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 97.035369][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 97.039753][ T5448] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 97.043416][ T5448] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 97.046820][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 97.050535][ T5448] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 97.054639][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 97.058110][ T5448] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 97.176654][ T47] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 97.194052][ T47] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 97.199537][ T47] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 97.206605][ T47] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 97.210710][ T5343] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 97.214875][ T5343] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 97.219487][ T5448] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 97.230568][ T5448] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 97.242225][ T5448] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 97.245987][ T5448] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 97.394564][ T4672] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 97.399374][ T4672] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 97.403151][ T4672] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 97.411594][ T4672] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 97.416527][ T4672] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 97.564714][ T5448] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 97.568867][ T5448] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 97.573754][ T5448] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 97.619204][ T5448] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 97.641143][ T5448] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 98.748413][ T38] netdevsim netdevsim5 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.816812][ T5445] chnl_net:caif_netlink_parms(): no params data found [ 98.893626][ T38] netdevsim netdevsim5 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.004924][ T38] netdevsim netdevsim5 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.113440][ T4672] Bluetooth: hci1: command tx timeout [ 99.115912][ T4672] Bluetooth: hci0: command tx timeout [ 99.229722][ T5445] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.234588][ T5445] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.237694][ T5445] bridge_slave_0: entered allmulticast mode [ 99.242265][ T5445] bridge_slave_0: entered promiscuous mode [ 99.251449][ T5445] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.254561][ T5445] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.257496][ T5445] bridge_slave_1: entered allmulticast mode [ 99.262103][ T5445] bridge_slave_1: entered promiscuous mode [ 99.271270][ T5448] Bluetooth: hci3: command tx timeout [ 99.274125][ T5448] Bluetooth: hci2: command tx timeout [ 99.384477][ T5445] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.422259][ T5445] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.575175][ T5445] team0: Port device team_slave_0 added [ 99.591188][ T4672] Bluetooth: hci4: command tx timeout [ 99.603159][ T5444] chnl_net:caif_netlink_parms(): no params data found [ 99.628296][ T5445] team0: Port device team_slave_1 added [ 99.754267][ T4672] Bluetooth: hci5: command tx timeout [ 99.777564][ T5453] chnl_net:caif_netlink_parms(): no params data found [ 99.789380][ T5467] chnl_net:caif_netlink_parms(): no params data found [ 99.799334][ T5456] chnl_net:caif_netlink_parms(): no params data found [ 99.819613][ T5445] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.822954][ T5445] 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. [ 99.835923][ T5445] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.847516][ T5445] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.850586][ T5445] 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. [ 99.871252][ T5445] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.910251][ T38] netdevsim netdevsim5 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.956855][ T5463] chnl_net:caif_netlink_parms(): no params data found [ 100.123847][ T5445] hsr_slave_0: entered promiscuous mode [ 100.127163][ T5445] hsr_slave_1: entered promiscuous mode [ 100.130273][ T5445] debugfs: 'hsr0' already exists in 'hsr' [ 100.133620][ T5445] Cannot create hsr debugfs directory [ 100.164492][ T5444] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.167635][ T5444] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.172093][ T5444] bridge_slave_0: entered allmulticast mode [ 100.175894][ T5444] bridge_slave_0: entered promiscuous mode [ 100.180296][ T5444] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.184182][ T5444] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.187716][ T5444] bridge_slave_1: entered allmulticast mode [ 100.192024][ T5444] bridge_slave_1: entered promiscuous mode [ 100.256198][ T5456] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.259470][ T5456] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.264063][ T5456] bridge_slave_0: entered allmulticast mode [ 100.267859][ T5456] bridge_slave_0: entered promiscuous mode [ 100.272995][ T5456] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.276057][ T5456] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.279306][ T5456] bridge_slave_1: entered allmulticast mode [ 100.284663][ T5456] bridge_slave_1: entered promiscuous mode [ 100.439676][ T5444] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 100.493853][ T5463] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.497045][ T5463] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.500256][ T5463] bridge_slave_0: entered allmulticast mode [ 100.513303][ T5463] bridge_slave_0: entered promiscuous mode [ 100.556008][ T5453] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.559150][ T5453] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.572372][ T5453] bridge_slave_0: entered allmulticast mode [ 100.576786][ T5453] bridge_slave_0: entered promiscuous mode [ 100.589663][ T5453] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.601778][ T5453] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.605268][ T5453] bridge_slave_1: entered allmulticast mode [ 100.612178][ T5453] bridge_slave_1: entered promiscuous mode [ 100.622695][ T5467] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.625496][ T5467] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.628417][ T5467] bridge_slave_0: entered allmulticast mode [ 100.642665][ T5467] bridge_slave_0: entered promiscuous mode [ 100.655246][ T5456] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 100.664200][ T5444] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 100.672065][ T5463] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.675269][ T5463] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.678474][ T5463] bridge_slave_1: entered allmulticast mode [ 100.692364][ T5463] bridge_slave_1: entered promiscuous mode [ 100.762914][ T5467] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.766065][ T5467] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.769288][ T5467] bridge_slave_1: entered allmulticast mode [ 100.782652][ T5467] bridge_slave_1: entered promiscuous mode [ 100.793884][ T38] bridge_slave_1: left allmulticast mode [ 100.796751][ T38] bridge_slave_1: left promiscuous mode [ 100.800157][ T38] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.815080][ T38] bridge_slave_0: left allmulticast mode [ 100.817616][ T38] bridge_slave_0: left promiscuous mode [ 100.820193][ T38] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.073908][ T38] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 101.079244][ T38] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 101.084373][ T38] bond0 (unregistering): Released all slaves [ 101.170615][ T5456] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 101.192606][ T4672] Bluetooth: hci0: command tx timeout [ 101.194992][ T4672] Bluetooth: hci1: command tx timeout [ 101.322189][ T5444] team0: Port device team_slave_0 added [ 101.334268][ T38] hsr_slave_0: left promiscuous mode [ 101.339319][ T38] hsr_slave_1: left promiscuous mode [ 101.343238][ T38] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.346394][ T38] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.350245][ T38] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.354581][ T5448] Bluetooth: hci2: command tx timeout [ 101.356897][ T5448] Bluetooth: hci3: command tx timeout [ 101.359593][ T38] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.374506][ T38] veth1_macvtap: left promiscuous mode [ 101.377380][ T38] veth0_macvtap: left promiscuous mode [ 101.379868][ T38] veth1_vlan: left promiscuous mode [ 101.383255][ T38] veth0_vlan: left promiscuous mode [ 101.671359][ T4672] Bluetooth: hci4: command tx timeout [ 101.700066][ T38] team0 (unregistering): Port device team_slave_1 removed [ 101.725611][ T38] team0 (unregistering): Port device team_slave_0 removed [ 101.832260][ T4672] Bluetooth: hci5: command tx timeout [ 101.994108][ T5453] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 102.053321][ T5444] team0: Port device team_slave_1 added [ 102.059797][ T5463] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 102.067641][ T5453] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 102.090124][ T5467] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 102.106138][ T5467] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 102.113627][ T5456] team0: Port device team_slave_0 added [ 102.128765][ T5463] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 102.186869][ T5456] team0: Port device team_slave_1 added [ 102.232637][ T5467] team0: Port device team_slave_0 added [ 102.285422][ T5444] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.289258][ T5444] 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. [ 102.315883][ T5444] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.343192][ T5444] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.346463][ T5444] 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. [ 102.370048][ T5444] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.383847][ T5453] team0: Port device team_slave_0 added [ 102.389910][ T5453] team0: Port device team_slave_1 added [ 102.402440][ T5467] team0: Port device team_slave_1 added [ 102.448339][ T5456] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.452689][ T5456] 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. [ 102.491619][ T5456] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.497873][ T5456] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.500799][ T5456] 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. [ 102.531404][ T5456] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.538001][ T5463] team0: Port device team_slave_0 added [ 102.613644][ T5453] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.616483][ T5453] 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. [ 102.637864][ T5453] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.646211][ T5463] team0: Port device team_slave_1 added [ 102.666283][ T5467] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.669039][ T5467] 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. [ 102.679095][ T5467] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.685408][ T5467] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.688318][ T5467] 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. [ 102.699651][ T5467] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.727417][ T5453] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.730458][ T5453] 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. [ 102.744976][ T5453] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.808418][ T5444] hsr_slave_0: entered promiscuous mode [ 102.812496][ T5444] hsr_slave_1: entered promiscuous mode [ 102.863692][ T5463] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.866810][ 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. [ 102.883326][ T5463] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.935417][ T5463] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.938381][ 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. [ 102.953135][ T5463] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.972152][ T5456] hsr_slave_0: entered promiscuous mode [ 102.975306][ T5456] hsr_slave_1: entered promiscuous mode [ 102.978322][ T5456] debugfs: 'hsr0' already exists in 'hsr' [ 102.981659][ T5456] Cannot create hsr debugfs directory [ 103.022363][ T5445] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 103.028173][ T5445] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 103.045438][ T5467] hsr_slave_0: entered promiscuous mode [ 103.048896][ T5467] hsr_slave_1: entered promiscuous mode [ 103.059524][ T5467] debugfs: 'hsr0' already exists in 'hsr' [ 103.071060][ T5467] Cannot create hsr debugfs directory [ 103.114416][ T5453] hsr_slave_0: entered promiscuous mode [ 103.122074][ T5453] hsr_slave_1: entered promiscuous mode [ 103.125350][ T5453] debugfs: 'hsr0' already exists in 'hsr' [ 103.127607][ T5453] Cannot create hsr debugfs directory [ 103.148921][ T5445] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 103.158709][ T5445] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 103.273604][ T4672] Bluetooth: hci1: command tx timeout [ 103.275880][ T4672] Bluetooth: hci0: command tx timeout [ 103.410702][ T5463] hsr_slave_0: entered promiscuous mode [ 103.416978][ T5463] hsr_slave_1: entered promiscuous mode [ 103.420215][ T5463] debugfs: 'hsr0' already exists in 'hsr' [ 103.423539][ T5463] Cannot create hsr debugfs directory [ 103.431186][ T5448] Bluetooth: hci3: command tx timeout [ 103.433959][ T5448] Bluetooth: hci2: command tx timeout [ 103.752114][ T4672] Bluetooth: hci4: command tx timeout [ 103.912994][ T4672] Bluetooth: hci5: command tx timeout [ 104.008029][ T5444] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 104.015237][ T5444] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 104.068329][ T5444] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 104.084160][ T5444] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 104.118704][ T5445] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.139895][ T5445] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.217000][ T31] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.220079][ T31] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.228158][ T31] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.231298][ T31] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.244509][ T5453] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 104.306732][ T5453] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 104.326971][ T5453] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 104.358834][ T5445] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 104.370783][ T5445] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 104.404578][ T5453] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 104.715859][ T5444] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.808783][ T5444] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.882987][ T31] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.885949][ T31] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.943699][ T31] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.946734][ T31] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.996413][ T5445] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.047690][ T5444] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 105.075947][ T5453] 8021q: adding VLAN 0 to HW filter on device bond0 [ 105.127883][ T5467] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 105.181169][ T5467] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 105.203468][ T5467] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 105.266639][ T5453] 8021q: adding VLAN 0 to HW filter on device team0 [ 105.289063][ T5467] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 105.344074][ T967] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.347229][ T967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 105.352951][ T4672] Bluetooth: hci0: command tx timeout [ 105.355339][ T4672] Bluetooth: hci1: command tx timeout [ 105.465404][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.468488][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 105.504255][ T5456] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 105.514928][ T5448] Bluetooth: hci2: command tx timeout [ 105.517336][ T5448] Bluetooth: hci3: command tx timeout [ 105.562266][ T5445] veth0_vlan: entered promiscuous mode [ 105.604699][ T5456] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 105.622602][ T5456] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 105.705364][ T5456] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 105.735731][ T5445] veth1_vlan: entered promiscuous mode [ 105.747517][ T5444] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.831233][ T4672] Bluetooth: hci4: command tx timeout [ 105.978794][ T5463] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 105.992159][ T4672] Bluetooth: hci5: command tx timeout [ 106.059231][ T5444] veth0_vlan: entered promiscuous mode [ 106.093047][ T5445] veth0_macvtap: entered promiscuous mode [ 106.111815][ T5463] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 106.145501][ T5463] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 106.225233][ T5444] veth1_vlan: entered promiscuous mode [ 106.255107][ T5445] veth1_macvtap: entered promiscuous mode [ 106.264820][ T5467] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.271712][ T5463] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 106.329581][ T5453] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 106.406871][ T5445] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 106.432134][ T5456] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.435921][ T5467] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.496588][ T5445] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.549644][ T5456] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.573081][ T5444] veth0_macvtap: entered promiscuous mode [ 106.583181][ T5453] veth0_vlan: entered promiscuous mode [ 106.602603][ T967] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.605457][ T967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.624289][ T967] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.627682][ T967] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.663467][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.666770][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.695140][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.698127][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.717494][ T5444] veth1_macvtap: entered promiscuous mode [ 106.724532][ T5453] veth1_vlan: entered promiscuous mode [ 106.746171][ T38] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.750004][ T38] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.813272][ T38] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.824686][ T5444] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 106.853112][ T5444] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.920710][ T38] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.991662][ T38] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.995109][ T38] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.998385][ T38] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.078044][ T5453] veth0_macvtap: entered promiscuous mode [ 107.105363][ T5456] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 107.141996][ T38] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.168239][ T5463] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.198373][ T5453] veth1_macvtap: entered promiscuous mode [ 107.269133][ T5463] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.319799][ T5453] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 107.372470][ T38] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.376285][ T38] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.436006][ T967] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.439164][ T967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.462653][ T967] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.465950][ T967] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.483127][ T5453] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 107.624045][ T31] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.627443][ T31] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.643492][ T58] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.705733][ T58] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.765834][ T58] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.787608][ T967] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 107.795352][ T58] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 107.799545][ T967] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 107.839268][ T5467] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 107.858675][ T5463] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 107.877580][ T5463] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 107.968469][ T5456] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.020989][ T31] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.051284][ T31] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/02 03:33:21 executed programs: 12 [ 108.256464][ T3006] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.259921][ T3006] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.348279][ T5456] veth0_vlan: entered promiscuous mode [ 108.435295][ T5456] veth1_vlan: entered promiscuous mode [ 108.464728][ T58] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 108.469299][ T58] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 108.694325][ T5456] veth0_macvtap: entered promiscuous mode [ 108.759092][ T5456] veth1_macvtap: entered promiscuous mode [ 108.899003][ T5456] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 108.946182][ T5463] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.956747][ T5456] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 109.063209][ T5467] veth0_vlan: entered promiscuous mode [ 109.132344][ T13] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.187356][ T5467] veth1_vlan: entered promiscuous mode [ 109.241466][ T13] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.251091][ T13] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.324467][ T13] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.336429][ T5666] loop0: detected capacity change from 0 to 32768 [ 109.506907][ T5666] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 109.577950][ T5467] veth0_macvtap: entered promiscuous mode [ 109.635844][ T967] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 109.639161][ T967] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 109.698576][ T5467] veth1_macvtap: entered promiscuous mode [ 109.721132][ T5666] XFS (loop0): Ending clean mount [ 109.841867][ T25] audit: type=1800 audit(1764646403.363:2): pid=5666 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.17" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 109.879352][ T5467] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 109.946681][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 109.960495][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 109.983791][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.018123][ T5467] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.093471][ T13] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.097141][ T13] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.242088][ T13] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.309230][ T13] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.572931][ T5463] veth0_vlan: entered promiscuous mode [ 110.613797][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.636401][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 110.763801][ T5463] veth1_vlan: entered promiscuous mode [ 110.863573][ T31] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 110.877657][ T31] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.018195][ T5463] veth0_macvtap: entered promiscuous mode [ 111.077778][ T5463] veth1_macvtap: entered promiscuous mode [ 111.212405][ T5463] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 111.294147][ T5463] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 111.367444][ T31] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.397192][ T31] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.480030][ T31] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.497397][ T31] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.828019][ T5699] loop0: detected capacity change from 0 to 32768 [ 111.853787][ T1045] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.858247][ T1045] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.959586][ T5699] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 112.079139][ T1045] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 112.112947][ T1045] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 112.206384][ T5699] XFS (loop0): Ending clean mount [ 112.270049][ T25] audit: type=1800 audit(1764646405.793:3): pid=5699 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.23" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 112.463148][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:33:27 executed programs: 25 [ 114.432725][ T5721] loop0: detected capacity change from 0 to 32768 [ 114.522432][ T5721] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 114.726159][ T5721] XFS (loop0): Ending clean mount [ 114.774316][ T25] audit: type=1800 audit(1764646408.303:4): pid=5721 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.27" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 114.995869][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 117.110139][ T5741] loop0: detected capacity change from 0 to 32768 [ 117.258816][ T5741] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 117.514638][ T5741] XFS (loop0): Ending clean mount [ 117.574445][ T25] audit: type=1800 audit(1764646411.093:5): pid=5741 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.34" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 117.801385][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:33:32 executed programs: 38 [ 119.693118][ T5766] loop0: detected capacity change from 0 to 32768 [ 119.794986][ T5766] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 120.013391][ T5766] XFS (loop0): Ending clean mount [ 120.057858][ T25] audit: type=1800 audit(1764646413.583:6): pid=5766 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.41" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 120.315329][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 122.193096][ T5793] loop0: detected capacity change from 0 to 32768 [ 122.294434][ T5793] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 122.821329][ T5793] XFS (loop0): Ending clean mount [ 122.886136][ T25] audit: type=1800 audit(1764646416.403:7): pid=5793 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.48" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 123.044540][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:33:37 executed programs: 54 [ 125.122948][ T5824] loop0: detected capacity change from 0 to 32768 [ 125.205257][ T5824] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 125.631691][ T5824] XFS (loop0): Ending clean mount [ 125.676704][ T25] audit: type=1800 audit(1764646419.203:8): pid=5824 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.55" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 125.851855][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 127.522256][ T5850] loop0: detected capacity change from 0 to 32768 [ 127.619080][ T5850] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 127.799778][ T5850] XFS (loop0): Ending clean mount [ 127.844569][ T25] audit: type=1800 audit(1764646421.373:9): pid=5850 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.64" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 127.975957][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 129.855487][ T5871] loop0: detected capacity change from 0 to 32768 2025/12/02 03:33:43 executed programs: 71 [ 129.953624][ T5871] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 130.181564][ T5871] XFS (loop0): Ending clean mount [ 130.274931][ T25] audit: type=1800 audit(1764646423.803:10): pid=5871 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.70" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 130.465851][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 132.254045][ T5898] loop0: detected capacity change from 0 to 32768 [ 132.337827][ T5898] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 132.507790][ T5898] XFS (loop0): Ending clean mount [ 132.565025][ T25] audit: type=1800 audit(1764646426.093:11): pid=5898 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.77" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 132.697559][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 134.586551][ T5920] loop0: detected capacity change from 0 to 32768 [ 134.772678][ T5920] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:33:48 executed programs: 87 [ 135.054704][ T5920] XFS (loop0): Ending clean mount [ 135.211298][ T25] audit: type=1800 audit(1764646428.733:12): pid=5920 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.84" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 135.358190][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 137.173027][ T5944] loop0: detected capacity change from 0 to 32768 [ 137.267743][ T5944] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 137.464025][ T5944] XFS (loop0): Ending clean mount [ 137.540701][ T25] audit: type=1800 audit(1764646431.063:13): pid=5944 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.93" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 137.724911][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 138.171922][ T1314] ieee802154 phy0 wpan0: encryption failed: -22 [ 138.175175][ T1314] ieee802154 phy1 wpan1: encryption failed: -22 [ 139.463832][ T5965] loop0: detected capacity change from 0 to 32768 [ 139.552684][ T5965] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 139.773311][ T5965] XFS (loop0): Ending clean mount [ 139.833774][ T25] audit: type=1800 audit(1764646433.363:14): pid=5965 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.99" name="bus" dev="loop0" ino=9289 res=0 errno=0 2025/12/02 03:33:53 executed programs: 101 [ 140.014807][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 141.869326][ T5991] loop0: detected capacity change from 0 to 32768 [ 142.006894][ T5991] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 142.186440][ T5991] XFS (loop0): Ending clean mount [ 142.242440][ T25] audit: type=1800 audit(1764646435.773:15): pid=5991 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.106" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 142.375623][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 143.905371][ T6013] loop0: detected capacity change from 0 to 32768 [ 144.032356][ T6013] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 144.205375][ T6013] XFS (loop0): Ending clean mount [ 144.271923][ T25] audit: type=1800 audit(1764646437.803:16): pid=6013 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.114" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 144.389352][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:33:59 executed programs: 118 [ 146.175188][ T6035] loop0: detected capacity change from 0 to 32768 [ 146.322821][ T6035] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 146.542443][ T6035] XFS (loop0): Ending clean mount [ 146.612363][ T25] audit: type=1800 audit(1764646440.143:17): pid=6035 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.119" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 146.795070][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 148.595597][ T6057] loop0: detected capacity change from 0 to 32768 [ 148.681854][ T6057] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 148.897930][ T6057] XFS (loop0): Ending clean mount [ 148.975622][ T25] audit: type=1800 audit(1764646442.503:18): pid=6057 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.128" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 149.127701][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 150.885394][ T6076] loop0: detected capacity change from 0 to 32768 [ 151.061298][ T6076] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 151.230998][ T6076] XFS (loop0): Ending clean mount [ 151.301837][ T25] audit: type=1800 audit(1764646444.833:19): pid=6076 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.134" name="bus" dev="loop0" ino=9289 res=0 errno=0 2025/12/02 03:34:05 executed programs: 135 [ 151.558445][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 153.578976][ T6097] loop0: detected capacity change from 0 to 32768 [ 153.683876][ T6097] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 153.881826][ T6097] XFS (loop0): Ending clean mount [ 153.928351][ T25] audit: type=1800 audit(1764646447.453:20): pid=6097 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.140" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 154.093430][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 155.739082][ T6120] loop0: detected capacity change from 0 to 32768 [ 155.830321][ T6120] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 156.038869][ T6120] XFS (loop0): Ending clean mount [ 156.081024][ T25] audit: type=1800 audit(1764646449.603:21): pid=6120 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.147" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 156.251462][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:34:10 executed programs: 149 [ 157.883775][ T6142] loop0: detected capacity change from 0 to 32768 [ 157.965849][ T6142] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 158.299914][ T6142] XFS (loop0): Ending clean mount [ 158.388057][ T25] audit: type=1800 audit(1764646451.913:22): pid=6142 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.153" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 158.594093][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 160.914631][ T6171] loop0: detected capacity change from 0 to 32768 [ 161.026504][ T6171] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 161.572672][ T6171] XFS (loop0): Ending clean mount [ 161.587826][ T6170] syz.1.163 (6170) used greatest stack depth: 19832 bytes left [ 161.627555][ T25] audit: type=1800 audit(1764646455.153:23): pid=6171 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.159" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 161.805882][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:34:16 executed programs: 165 [ 164.101798][ T6193] loop0: detected capacity change from 0 to 32768 [ 164.204665][ T6193] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 164.446462][ T6193] XFS (loop0): Ending clean mount [ 164.515565][ T25] audit: type=1800 audit(1764646458.043:24): pid=6193 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.169" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 164.684135][ T79] [ 164.685346][ T79] ====================================================== [ 164.688144][ T79] WARNING: possible circular locking dependency detected [ 164.690647][ T79] syzkaller #0 Not tainted [ 164.692551][ T79] ------------------------------------------------------ [ 164.695403][ T79] kswapd0/79 is trying to acquire lock: [ 164.697760][ T79] ffff888041afd798 (&xfs_nondir_ilock_class){++++}-{4:4}, at: xfs_icwalk_ag+0x12c5/0x1ab0 [ 164.702365][ T79] [ 164.702365][ T79] but task is already holding lock: [ 164.705882][ T79] ffffffff8e047ae0 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0x951/0x2800 [ 164.709439][ T79] [ 164.709439][ T79] which lock already depends on the new lock. [ 164.709439][ T79] [ 164.714155][ T79] [ 164.714155][ T79] the existing dependency chain (in reverse order) is: [ 164.718162][ T79] [ 164.718162][ T79] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 164.721304][ T79] lock_acquire+0x120/0x360 [ 164.723504][ T79] fs_reclaim_acquire+0x72/0x100 [ 164.725846][ T79] __kmalloc_cache_noprof+0x40/0x6f0 [ 164.728415][ T79] iomap_fill_dirty_folios+0xf4/0x260 [ 164.731185][ T79] xfs_buffered_write_iomap_begin+0xa23/0x1a70 [ 164.734031][ T79] iomap_iter+0x5f2/0xf10 [ 164.736037][ T79] iomap_zero_range+0x1cc/0xa50 [ 164.738463][ T79] iomap_truncate_page+0xb1/0x110 [ 164.741022][ T79] xfs_setattr_size+0x452/0xee0 [ 164.743482][ T79] __xfs_file_fallocate+0x10e1/0x1610 [ 164.746183][ T79] xfs_file_fallocate+0x27b/0x340 [ 164.748481][ T79] vfs_fallocate+0x669/0x7e0 [ 164.750844][ T79] __x64_sys_fallocate+0xc0/0x110 [ 164.753323][ T79] do_syscall_64+0xfa/0xfa0 [ 164.755676][ T79] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 164.758542][ T79] [ 164.758542][ T79] -> #0 (&xfs_nondir_ilock_class){++++}-{4:4}: [ 164.762351][ T79] validate_chain+0xb9b/0x2140 [ 164.764547][ T79] __lock_acquire+0xab9/0xd20 [ 164.766664][ T79] lock_acquire+0x120/0x360 [ 164.768746][ T79] down_write_nested+0x9d/0x200 [ 164.771230][ T79] xfs_icwalk_ag+0x12c5/0x1ab0 [ 164.773532][ T79] xfs_reclaim_inodes_nr+0x1e3/0x260 [ 164.776052][ T79] super_cache_scan+0x41b/0x4b0 [ 164.778375][ T79] do_shrink_slab+0x6ef/0x1110 [ 164.780760][ T79] shrink_slab+0x7ef/0x10d0 [ 164.783000][ T79] shrink_one+0x28a/0x7c0 [ 164.785187][ T79] shrink_node+0x315d/0x3780 [ 164.787396][ T79] kswapd+0x147c/0x2800 [ 164.789671][ T79] kthread+0x711/0x8a0 [ 164.791766][ T79] ret_from_fork+0x4bc/0x870 [ 164.794097][ T79] ret_from_fork_asm+0x1a/0x30 [ 164.796489][ T79] [ 164.796489][ T79] other info that might help us debug this: [ 164.796489][ T79] [ 164.800990][ T79] Possible unsafe locking scenario: [ 164.800990][ T79] [ 164.804242][ T79] CPU0 CPU1 [ 164.806666][ T79] ---- ---- [ 164.808843][ T79] lock(fs_reclaim); [ 164.810551][ T79] lock(&xfs_nondir_ilock_class); [ 164.813662][ T79] lock(fs_reclaim); [ 164.816314][ T79] lock(&xfs_nondir_ilock_class); [ 164.818509][ T79] [ 164.818509][ T79] *** DEADLOCK *** [ 164.818509][ T79] [ 164.821819][ T79] 2 locks held by kswapd0/79: [ 164.823826][ T79] #0: ffffffff8e047ae0 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0x951/0x2800 [ 164.827523][ T79] #1: ffff8880113de0e0 (&type->s_umount_key#55){++++}-{4:4}, at: super_cache_scan+0x91/0x4b0 [ 164.831970][ T79] [ 164.831970][ T79] stack backtrace: [ 164.834639][ T79] CPU: 0 UID: 0 PID: 79 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full) [ 164.834655][ T79] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 164.834663][ T79] Call Trace: [ 164.834673][ T79] [ 164.834679][ T79] dump_stack_lvl+0x189/0x250 [ 164.834699][ T79] ? __pfx_dump_stack_lvl+0x10/0x10 [ 164.834715][ T79] ? __pfx__printk+0x10/0x10 [ 164.834728][ T79] ? print_lock_name+0xde/0x100 [ 164.834746][ T79] print_circular_bug+0x2ee/0x310 [ 164.834763][ T79] check_noncircular+0x134/0x160 [ 164.834781][ T79] validate_chain+0xb9b/0x2140 [ 164.834799][ T79] __lock_acquire+0xab9/0xd20 [ 164.834813][ T79] ? xfs_icwalk_ag+0x12c5/0x1ab0 [ 164.834825][ T79] lock_acquire+0x120/0x360 [ 164.834836][ T79] ? xfs_icwalk_ag+0x12c5/0x1ab0 [ 164.834849][ T79] down_write_nested+0x9d/0x200 [ 164.834864][ T79] ? xfs_icwalk_ag+0x12c5/0x1ab0 [ 164.834875][ T79] ? __pfx_down_write_nested+0x10/0x10 [ 164.834890][ T79] ? xfs_ilock+0x1f4/0x390 [ 164.834906][ T79] xfs_icwalk_ag+0x12c5/0x1ab0 [ 164.834921][ T79] ? __pfx_xfs_icwalk_ag+0x10/0x10 [ 164.834936][ T79] ? __pfx_xfs_group_grab_next_mark+0x10/0x10 [ 164.834949][ T79] ? try_to_wake_up+0x82b/0x12b0 [ 164.834968][ T79] xfs_reclaim_inodes_nr+0x1e3/0x260 [ 164.834985][ T79] super_cache_scan+0x41b/0x4b0 [ 164.835005][ T79] do_shrink_slab+0x6ef/0x1110 [ 164.835023][ T79] shrink_slab+0x7ef/0x10d0 [ 164.835034][ T79] ? shrink_slab+0x1e8/0x10d0 [ 164.835047][ T79] ? __pfx_shrink_slab+0x10/0x10 [ 164.835064][ T79] shrink_one+0x28a/0x7c0 [ 164.835076][ T79] ? shrink_node+0x2f1f/0x3780 [ 164.835086][ T79] shrink_node+0x315d/0x3780 [ 164.835100][ T79] ? shrink_node+0x2f1f/0x3780 [ 164.835112][ T79] ? __lock_acquire+0xab9/0xd20 [ 164.835126][ T79] ? percpu_ref_put+0x19/0x180 [ 164.835139][ T79] ? __pfx_shrink_node+0x10/0x10 [ 164.835150][ T79] ? percpu_ref_put+0x19/0x180 [ 164.835161][ T79] ? mem_cgroup_iter+0x420/0x460 [ 164.835176][ T79] ? mem_cgroup_iter+0x3b/0x460 [ 164.835188][ T79] kswapd+0x147c/0x2800 [ 164.835207][ T79] ? kswapd+0x951/0x2800 [ 164.835224][ T79] ? __pfx_kswapd+0x10/0x10 [ 164.835238][ T79] ? __lock_acquire+0xab9/0xd20 [ 164.835255][ T79] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 164.835270][ T79] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 164.835280][ T79] ? __pfx_autoremove_wake_function+0x10/0x10 [ 164.835298][ T79] ? __pfx_set_cpus_allowed_ptr+0x10/0x10 [ 164.835314][ T79] ? __kthread_parkme+0x7b/0x200 [ 164.835328][ T79] ? __kthread_parkme+0x1a1/0x200 [ 164.835342][ T79] kthread+0x711/0x8a0 [ 164.835358][ T79] ? __pfx_kswapd+0x10/0x10 [ 164.835371][ T79] ? __pfx_kthread+0x10/0x10 [ 164.835385][ T79] ? _raw_spin_unlock_irq+0x23/0x50 [ 164.835396][ T79] ? lockdep_hardirqs_on+0x9c/0x150 [ 164.835408][ T79] ? __pfx_kthread+0x10/0x10 [ 164.835422][ T79] ret_from_fork+0x4bc/0x870 [ 164.835435][ T79] ? __pfx_ret_from_fork+0x10/0x10 [ 164.835448][ T79] ? __pfx_kthread+0x10/0x10 [ 164.835462][ T79] ret_from_fork_asm+0x1a/0x30 [ 164.835473][ T79] [ 166.638823][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 168.013319][ T6235] loop0: detected capacity change from 0 to 32768 [ 168.107455][ T6235] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 168.279165][ T6235] XFS (loop0): Ending clean mount [ 168.345843][ T25] audit: type=1800 audit(1764646461.873:25): pid=6235 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.175" name="bus" dev="loop0" ino=9289 res=0 errno=0 2025/12/02 03:34:22 executed programs: 186 [ 168.485920][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 169.633915][ T6255] loop0: detected capacity change from 0 to 32768 [ 169.711051][ T6255] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 169.861340][ T6255] XFS (loop0): Ending clean mount [ 169.951980][ T25] audit: type=1800 audit(1764646463.483:26): pid=6255 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.191" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 170.125521][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 171.736384][ T6285] loop0: detected capacity change from 0 to 32768 [ 171.873254][ T6285] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 172.273834][ T6285] XFS (loop0): Ending clean mount [ 172.304670][ T25] audit: type=1800 audit(1764646465.833:27): pid=6285 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.198" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 172.465246][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 173.627927][ T6305] loop0: detected capacity change from 0 to 32768 [ 173.747106][ T6305] XFS (loop0): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 2025/12/02 03:34:27 executed programs: 207 [ 173.897854][ T6305] XFS (loop0): Ending clean mount [ 173.971037][ T25] audit: type=1800 audit(1764646467.493:28): pid=6305 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.208" name="bus" dev="loop0" ino=9289 res=0 errno=0 [ 174.104615][ T5445] XFS (loop0): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791