[ 75.937175][ T1230] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.217' (ED25519) to the list of known hosts. [ 81.460110][ T1325] cfg80211: failed to load regulatory.db 2026/08/08 18:25:08 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 85.818468][ T4493] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 87.118307][ T4511] chnl_net:caif_netlink_parms(): no params data found [ 87.167643][ T4511] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.175256][ T4511] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.182893][ T4511] device bridge_slave_0 entered promiscuous mode [ 87.191077][ T4511] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.198213][ T4511] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.205927][ T4511] device bridge_slave_1 entered promiscuous mode [ 87.226481][ T4511] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.237613][ T4511] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.257833][ T4511] team0: Port device team_slave_0 added [ 87.267696][ T4511] team0: Port device team_slave_1 added [ 87.286039][ T4511] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.292990][ T4511] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 87.319209][ T4511] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.331613][ T4511] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.338622][ T4511] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 87.364608][ T4511] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.403464][ T4511] device hsr_slave_0 entered promiscuous mode [ 87.410203][ T4511] device hsr_slave_1 entered promiscuous mode [ 88.034387][ T4511] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 88.044632][ T4511] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 88.056824][ T4511] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 88.066572][ T4511] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 88.197160][ T4511] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.217782][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 88.231666][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.244601][ T4511] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.254972][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 88.264398][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.284428][ T3092] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.291496][ T3092] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.313741][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.322179][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 88.336948][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.364995][ T3092] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.372176][ T3092] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.387008][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 88.402145][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 88.411056][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.423915][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.440273][ T4511] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.453091][ T4511] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.471154][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.479908][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.494802][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.512850][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.521403][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.531859][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.540654][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.551164][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.739703][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 88.763350][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 88.776120][ T4511] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.814615][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 88.833507][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 88.864983][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 88.873910][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 88.883448][ T4511] device veth0_vlan entered promiscuous mode [ 88.890298][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 88.899939][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 88.912995][ T4511] device veth1_vlan entered promiscuous mode [ 88.947804][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 88.958517][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 88.968156][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 88.977259][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 88.989267][ T4511] device veth0_macvtap entered promiscuous mode [ 89.007185][ T4511] device veth1_macvtap entered promiscuous mode [ 89.034591][ T4511] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.041882][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 89.056752][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 89.065704][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 89.076116][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 89.087622][ T4511] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.103593][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 89.123554][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 89.145453][ T4511] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.155474][ T4511] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.173074][ T4511] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.181794][ T4511] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.504149][ T1230] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.440058][ T1230] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.725595][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.735520][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.756106][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 91.770935][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.779808][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.789593][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/08/08 18:25:17 executed programs: 0 [ 92.348934][ T4763] chnl_net:caif_netlink_parms(): no params data found [ 92.402734][ T4763] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.410352][ T4763] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.419594][ T4763] device bridge_slave_0 entered promiscuous mode [ 92.428370][ T4763] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.435737][ T4763] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.444085][ T4763] device bridge_slave_1 entered promiscuous mode [ 92.470741][ T4763] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.482435][ T4763] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.509383][ T4763] team0: Port device team_slave_0 added [ 92.518055][ T4763] team0: Port device team_slave_1 added [ 92.541116][ T4763] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.548315][ T4763] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 92.574807][ T4763] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.587281][ T4763] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.594283][ T4763] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 92.620606][ T4763] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.657800][ T4763] device hsr_slave_0 entered promiscuous mode [ 92.664733][ T4763] device hsr_slave_1 entered promiscuous mode [ 92.671417][ T4763] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 92.679641][ T4763] Cannot create hsr debugfs directory [ 93.698167][ T1230] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.748709][ T1230] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.253523][ T1107] Bluetooth: hci0: command 0x0409 tx timeout [ 94.435918][ T1230] device hsr_slave_0 left promiscuous mode [ 94.442184][ T1230] device hsr_slave_1 left promiscuous mode [ 94.448724][ T1230] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 94.456210][ T1230] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 94.464016][ T1230] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 94.471408][ T1230] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 94.479093][ T1230] device bridge_slave_1 left promiscuous mode [ 94.485345][ T1230] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.495304][ T1230] device bridge_slave_0 left promiscuous mode [ 94.501456][ T1230] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.512599][ T1230] device veth1_macvtap left promiscuous mode [ 94.518708][ T1230] device veth0_macvtap left promiscuous mode [ 94.524905][ T1230] device veth1_vlan left promiscuous mode [ 94.530757][ T1230] device veth0_vlan left promiscuous mode [ 94.652469][ T1230] team0 (unregistering): Port device team_slave_1 removed [ 94.665823][ T1230] team0 (unregistering): Port device team_slave_0 removed [ 94.678295][ T1230] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 94.691115][ T1230] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 94.742052][ T1230] bond0 (unregistering): Released all slaves [ 94.822025][ T4763] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.832275][ T4763] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.841331][ T4763] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.850532][ T4763] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.905840][ T4763] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.918120][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 94.925827][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.946321][ T4763] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.956749][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 94.966294][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.975071][ T3092] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.982130][ T3092] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.992659][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.001070][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.009908][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.018462][ T3092] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.025578][ T3092] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.045244][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.055104][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.065087][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.080033][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.088738][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.097972][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.106720][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.117885][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 95.126468][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.139658][ T4763] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 95.151226][ T4763] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.159554][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 95.168875][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 95.302609][ T4763] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.312605][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 95.320940][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 95.344286][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 95.353605][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.373070][ T4763] device veth0_vlan entered promiscuous mode [ 95.382711][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 95.392190][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.406990][ T4763] device veth1_vlan entered promiscuous mode [ 95.416643][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.424973][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.434813][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 95.460296][ T4763] device veth0_macvtap entered promiscuous mode [ 95.469855][ T4763] device veth1_macvtap entered promiscuous mode [ 95.479194][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 95.488651][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 95.500283][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.509358][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 95.528634][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.539095][ T4763] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.547766][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 95.558673][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.570782][ T4763] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.579852][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 95.589079][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.600562][ T4763] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.609812][ T4763] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.618876][ T4763] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.627814][ T4763] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.686544][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.709236][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.729272][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 95.744359][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 95.752193][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.760948][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 95.865991][ T4858] nbd0: detected capacity change from 0 to 8 [ 96.333730][ T4865] Bluetooth: hci0: command 0x041b tx timeout [ 96.665798][ T146] block nbd0: Receive control failed (result -104) [ 96.667177][ T4858] block nbd0: shutting down sockets [ 96.688101][ C0] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 96.699147][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read [ 96.707055][ T4503] ldm_validate_partition_table(): Disk read failed. [ 96.713944][ T4503] Dev nbd0: unable to read RDB block 0 [ 96.719418][ T4503] nbd0: unable to read partition table [ 96.725097][ T4503] nbd0: partition table beyond EOD, truncated [ 96.785013][ T4868] nbd0: detected capacity change from 0 to 8 [ 97.591973][ T146] block nbd0: Receive control failed (result -104) [ 98.414337][ T4865] Bluetooth: hci0: command 0x040f tx timeout [ 100.493178][ T4864] Bluetooth: hci0: command 0x0419 tx timeout [ 111.909071][ T4871] chnl_net:caif_netlink_parms(): no params data found [ 111.944749][ T4871] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.951838][ T4871] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.959930][ T4871] device bridge_slave_0 entered promiscuous mode [ 111.968597][ T4871] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.975775][ T4871] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.983735][ T4871] device bridge_slave_1 entered promiscuous mode [ 112.000947][ T4871] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 112.011617][ T4871] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 112.033386][ T4871] team0: Port device team_slave_0 added [ 112.041004][ T4871] team0: Port device team_slave_1 added [ 112.056245][ T4871] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 112.063335][ T4871] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 112.089267][ T4871] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 112.106079][ T4871] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 112.113256][ T4871] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 112.139182][ T4871] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 112.166685][ T4871] device hsr_slave_0 entered promiscuous mode [ 112.173627][ T4871] device hsr_slave_1 entered promiscuous mode [ 112.238004][ T4871] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 112.247187][ T4871] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 112.256064][ T4871] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 112.265449][ T4871] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 112.282949][ T4871] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.290018][ T4871] bridge0: port 2(bridge_slave_1) entered forwarding state [ 112.297364][ T4871] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.304526][ T4871] bridge0: port 1(bridge_slave_0) entered forwarding state [ 112.342143][ T4871] 8021q: adding VLAN 0 to HW filter on device bond0 [ 112.355693][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 112.364178][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 112.371748][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.380970][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 112.392539][ T4871] 8021q: adding VLAN 0 to HW filter on device team0 [ 112.403593][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 112.412025][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.419089][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 112.430983][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 112.440231][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.447339][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 112.463735][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 112.475098][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 112.491704][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 112.500526][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 112.511597][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 112.521240][ T4871] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 112.592801][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 112.600714][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 112.612494][ T4871] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 112.631088][ T1230] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 112.648822][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 112.657778][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 112.666721][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 112.676534][ T4871] device veth0_vlan entered promiscuous mode [ 112.687501][ T4871] device veth1_vlan entered promiscuous mode [ 112.704383][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 112.712435][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 112.721042][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 112.732355][ T4871] device veth0_macvtap entered promiscuous mode [ 112.741321][ T4871] device veth1_macvtap entered promiscuous mode [ 112.756394][ T4871] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 112.767390][ T4871] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 112.779208][ T4871] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 112.789127][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 112.798230][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 112.807358][ T4871] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 112.817852][ T4871] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 112.829922][ T4871] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 112.838610][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 112.849522][ T4871] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.858693][ T4871] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.867738][ T4871] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.876825][ T4871] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.919695][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 112.929840][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 112.938987][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 112.956740][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 2026/08/08 18:25:38 executed programs: 4 [ 112.965629][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 112.973687][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 113.063792][ T4883] nbd1: detected capacity change from 0 to 8 [ 113.841305][ T4217] block nbd1: Receive control failed (result -32) [ 113.842017][ T4883] block nbd1: shutting down sockets [ 113.854257][ T23] Bluetooth: hci1: command 0x0409 tx timeout [ 113.914607][ T4886] nbd1: detected capacity change from 0 to 8 [ 114.702901][ T4217] block nbd1: Receive control failed (result -32) [ 114.702957][ T4886] block nbd1: shutting down sockets [ 114.794794][ T4888] nbd1: detected capacity change from 0 to 8 [ 115.567310][ T4217] block nbd1: Receive control failed (result -32) [ 115.567362][ T4888] block nbd1: shutting down sockets [ 115.634275][ T4891] nbd1: detected capacity change from 0 to 8 [ 115.933185][ T4864] Bluetooth: hci1: command 0x041b tx timeout [ 116.426142][ T4217] block nbd1: Receive control failed (result -32) [ 116.426180][ T4891] block nbd1: shutting down sockets [ 116.495614][ T4893] nbd1: detected capacity change from 0 to 8 [ 117.290000][ T4217] block nbd1: Receive control failed (result -32) [ 117.290044][ T4893] block nbd1: shutting down sockets [ 117.344223][ T4895] nbd1: detected capacity change from 0 to 8 [ 118.014659][ T2300] Bluetooth: hci1: command 0x040f tx timeout [ 118.148167][ T4217] block nbd1: Receive control failed (result -32) [ 118.148219][ T4895] block nbd1: shutting down sockets 2026/08/08 18:25:43 executed programs: 10 [ 118.215161][ T4897] nbd1: detected capacity change from 0 to 8 [ 119.009318][ T4217] block nbd1: Receive control failed (result -32) [ 119.009374][ T4897] block nbd1: shutting down sockets [ 119.084164][ T4899] nbd1: detected capacity change from 0 to 8 [ 119.867212][ T4217] block nbd1: Receive control failed (result -32) [ 119.867262][ T4899] block nbd1: shutting down sockets [ 119.934439][ T4901] nbd1: detected capacity change from 0 to 8 [ 120.093203][ T2300] Bluetooth: hci1: command 0x0419 tx timeout [ 120.727914][ T4217] block nbd1: Receive control failed (result -32) [ 120.727977][ T4901] block nbd1: shutting down sockets [ 120.795068][ T4903] nbd1: detected capacity change from 0 to 8 [ 121.589702][ T4217] block nbd1: Receive control failed (result -32) [ 121.589749][ T4903] block nbd1: shutting down sockets [ 121.644415][ T4905] nbd1: detected capacity change from 0 to 8 [ 122.446154][ T4217] block nbd1: Receive control failed (result -32) [ 122.446200][ T4905] block nbd1: shutting down sockets [ 122.533767][ T4907] nbd1: detected capacity change from 0 to 8 [ 123.316445][ T4217] block nbd1: Receive control failed (result -32) [ 123.316502][ T4907] block nbd1: shutting down sockets 2026/08/08 18:25:48 executed programs: 16 [ 123.413746][ T4909] nbd1: detected capacity change from 0 to 8 [ 124.177637][ T4217] block nbd1: Receive control failed (result -32) [ 124.177697][ T4909] block nbd1: shutting down sockets [ 124.256181][ T4911] nbd1: detected capacity change from 0 to 8 [ 125.040889][ T4217] block nbd1: Receive control failed (result -32) [ 125.040935][ T4911] block nbd1: shutting down sockets [ 125.114178][ T4913] nbd1: detected capacity change from 0 to 8 [ 125.898159][ T4217] block nbd1: Receive control failed (result -32) [ 125.898217][ T4913] block nbd1: shutting down sockets [ 125.983887][ T4915] nbd1: detected capacity change from 0 to 8 [ 126.759330][ T4217] block nbd1: Receive control failed (result -32) [ 126.759383][ T4915] block nbd1: shutting down sockets [ 126.826222][ T4918] nbd1: detected capacity change from 0 to 8 [ 126.894171][ T150] block nbd0: Possible stuck request ffff888021890200: control (read@0,4096B). Runtime 30 seconds [ 127.619716][ T4217] block nbd1: Receive control failed (result -32) [ 127.619763][ T4918] block nbd1: shutting down sockets [ 127.705189][ T4920] nbd1: detected capacity change from 0 to 8 [ 128.487036][ T4217] block nbd1: Receive control failed (result -32) [ 128.487089][ T4920] block nbd1: shutting down sockets 2026/08/08 18:25:53 executed programs: 22 [ 128.583646][ T4922] nbd1: detected capacity change from 0 to 8 [ 129.355411][ T4217] block nbd1: Receive control failed (result -32) [ 129.355461][ T4922] block nbd1: shutting down sockets [ 129.424907][ T4925] nbd1: detected capacity change from 0 to 8 [ 130.218729][ T4217] block nbd1: Receive control failed (result -32) [ 130.218775][ T4925] block nbd1: shutting down sockets [ 130.283912][ T4927] nbd1: detected capacity change from 0 to 8 [ 131.077113][ T4217] block nbd1: Receive control failed (result -32) [ 131.077170][ T4927] block nbd1: shutting down sockets [ 131.154077][ T4929] nbd1: detected capacity change from 0 to 8 [ 131.937570][ T4217] block nbd1: Receive control failed (result -32) [ 131.937618][ T4929] block nbd1: shutting down sockets [ 132.016601][ T4931] nbd1: detected capacity change from 0 to 8 [ 132.654726][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.661055][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 132.804525][ T4217] block nbd1: Receive control failed (result -32) [ 132.805814][ T4931] block nbd1: shutting down sockets [ 132.873951][ T4933] nbd1: detected capacity change from 0 to 8 [ 133.659468][ T4217] block nbd1: Receive control failed (result -32) [ 133.659519][ T4933] block nbd1: shutting down sockets 2026/08/08 18:25:59 executed programs: 28 [ 133.743892][ T4935] nbd1: detected capacity change from 0 to 8 [ 134.519706][ T4217] block nbd1: Receive control failed (result -32) [ 134.520973][ T4935] block nbd1: shutting down sockets [ 134.583886][ T4938] nbd1: detected capacity change from 0 to 8 [ 135.380133][ T4217] block nbd1: Receive control failed (result -32) [ 135.380175][ T4938] block nbd1: shutting down sockets [ 135.444750][ T4940] nbd1: detected capacity change from 0 to 8 [ 136.238164][ T4217] block nbd1: Receive control failed (result -32) [ 136.238205][ T4940] block nbd1: shutting down sockets [ 136.315610][ T4942] nbd1: detected capacity change from 0 to 8 [ 137.096061][ T4217] block nbd1: Receive control failed (result -32) [ 137.097107][ T4942] block nbd1: shutting down sockets [ 137.164099][ T4945] nbd1: detected capacity change from 0 to 8 [ 137.964963][ T4217] block nbd1: Receive control failed (result -32) [ 137.975084][ T4945] block nbd1: shutting down sockets [ 138.063669][ T4947] nbd1: detected capacity change from 0 to 8 [ 138.840783][ T4217] block nbd1: Receive control failed (result -32) [ 138.840864][ T4947] block nbd1: shutting down sockets 2026/08/08 18:26:04 executed programs: 34 [ 138.904129][ T4950] nbd1: detected capacity change from 0 to 8 [ 139.699911][ T4217] block nbd1: Receive control failed (result -32) [ 139.699957][ T4950] block nbd1: shutting down sockets [ 139.764235][ T4952] nbd1: detected capacity change from 0 to 8 [ 140.560107][ T4217] block nbd1: Receive control failed (result -32) [ 140.560147][ T4952] block nbd1: shutting down sockets [ 140.624379][ T4954] nbd1: detected capacity change from 0 to 8 [ 141.421182][ T4217] block nbd1: Receive control failed (result -32) [ 141.421225][ T4954] block nbd1: shutting down sockets [ 141.485314][ T4956] nbd1: detected capacity change from 0 to 8 [ 142.282504][ T4217] block nbd1: Receive control failed (result -32) [ 142.282551][ T4956] block nbd1: shutting down sockets [ 142.354194][ T4958] nbd1: detected capacity change from 0 to 8 [ 143.146682][ T4217] block nbd1: Receive control failed (result -32) [ 143.146732][ T4958] block nbd1: shutting down sockets [ 143.225668][ T4960] nbd1: detected capacity change from 0 to 8 [ 144.010963][ T4217] block nbd1: Receive control failed (result -32) [ 144.010994][ T4960] block nbd1: shutting down sockets 2026/08/08 18:26:09 executed programs: 40 [ 144.085614][ T4962] nbd1: detected capacity change from 0 to 8 [ 144.870607][ T4217] block nbd1: Receive control failed (result -32) [ 144.870654][ T4962] block nbd1: shutting down sockets [ 144.924185][ T4964] nbd1: detected capacity change from 0 to 8 [ 145.729159][ T4217] block nbd1: Receive control failed (result -32) [ 145.729214][ T4964] block nbd1: shutting down sockets [ 145.784074][ T4966] nbd1: detected capacity change from 0 to 8 [ 146.590943][ T4217] block nbd1: Receive control failed (result -32) [ 146.590986][ T4966] block nbd1: shutting down sockets [ 146.654040][ T4968] nbd1: detected capacity change from 0 to 8 [ 147.451025][ T4217] block nbd1: Receive control failed (result -32) [ 147.451075][ T4968] block nbd1: shutting down sockets [ 147.514164][ T4970] nbd1: detected capacity change from 0 to 8 [ 148.312907][ T4217] block nbd1: Receive control failed (result -32) [ 148.312957][ T4970] block nbd1: shutting down sockets [ 148.383930][ T4972] nbd1: detected capacity change from 0 to 8 [ 149.170706][ T4217] block nbd1: Receive control failed (result -32) [ 149.170746][ T4972] block nbd1: shutting down sockets 2026/08/08 18:26:14 executed programs: 46 [ 149.245195][ T4974] nbd1: detected capacity change from 0 to 8 [ 150.030129][ T4217] block nbd1: Receive control failed (result -32) [ 150.030176][ T4974] block nbd1: shutting down sockets [ 150.095176][ T4976] nbd1: detected capacity change from 0 to 8 [ 150.890558][ T4217] block nbd1: Receive control failed (result -32) [ 150.891294][ T4976] block nbd1: shutting down sockets [ 150.954111][ T4978] nbd1: detected capacity change from 0 to 8 [ 151.750180][ T4217] block nbd1: Receive control failed (result -32) [ 151.751185][ T4978] block nbd1: shutting down sockets [ 151.804273][ T4980] nbd1: detected capacity change from 0 to 8 [ 152.609254][ T4217] block nbd1: Receive control failed (result -32) [ 152.610275][ T4980] block nbd1: shutting down sockets [ 152.683826][ T4982] nbd1: detected capacity change from 0 to 8 [ 153.466158][ T4217] block nbd1: Receive control failed (result -32) [ 153.466209][ T4982] block nbd1: shutting down sockets [ 153.534089][ T4984] nbd1: detected capacity change from 0 to 8 [ 154.327981][ T4217] block nbd1: Receive control failed (result -32) [ 154.328031][ T4984] block nbd1: shutting down sockets 2026/08/08 18:26:19 executed programs: 52 [ 154.395024][ T4986] nbd1: detected capacity change from 0 to 8 [ 155.186789][ T4217] block nbd1: Receive control failed (result -32) [ 155.186844][ T4986] block nbd1: shutting down sockets [ 155.265129][ T4988] nbd1: detected capacity change from 0 to 8 [ 156.055652][ T4217] block nbd1: Receive control failed (result -32) [ 156.055705][ T4988] block nbd1: shutting down sockets [ 156.134041][ T4990] nbd1: detected capacity change from 0 to 8 [ 156.916933][ T4217] block nbd1: Receive control failed (result -32) [ 156.916978][ T4990] block nbd1: shutting down sockets [ 156.973515][ T150] block nbd0: Possible stuck request ffff888021890200: control (read@0,4096B). Runtime 60 seconds [ 156.985659][ T4992] nbd1: detected capacity change from 0 to 8 [ 157.775997][ T4217] block nbd1: Receive control failed (result -32) [ 157.776997][ T4992] block nbd1: shutting down sockets [ 157.844531][ T4995] nbd1: detected capacity change from 0 to 8 [ 158.636898][ T4217] block nbd1: Receive control failed (result -32) [ 158.636943][ T4995] block nbd1: shutting down sockets [ 158.704234][ T4997] nbd1: detected capacity change from 0 to 8 [ 159.492395][ T4217] block nbd1: Receive control failed (result -32) [ 159.494188][ T4997] block nbd1: shutting down sockets 2026/08/08 18:26:24 executed programs: 58 [ 159.554489][ T4999] nbd1: detected capacity change from 0 to 8 [ 160.355757][ T4217] block nbd1: Receive control failed (result -32) [ 160.356057][ T4999] block nbd1: shutting down sockets [ 160.424367][ T5003] nbd1: detected capacity change from 0 to 8 [ 161.214520][ T4217] block nbd1: Receive control failed (result -32) [ 161.214573][ T5003] block nbd1: shutting down sockets [ 161.295472][ T5007] nbd1: detected capacity change from 0 to 8 [ 162.077155][ T4217] block nbd1: Receive control failed (result -32) [ 162.077410][ T5007] block nbd1: shutting down sockets [ 162.163587][ T5010] nbd1: detected capacity change from 0 to 8 [ 162.938290][ T4217] block nbd1: Receive control failed (result -32) [ 162.938343][ T5010] block nbd1: shutting down sockets [ 163.014543][ T5013] nbd1: detected capacity change from 0 to 8 [ 163.801250][ T4217] block nbd1: Receive control failed (result -32) [ 163.801301][ T5013] block nbd1: shutting down sockets [ 163.874551][ T5015] nbd1: detected capacity change from 0 to 8 [ 164.657698][ T4217] block nbd1: Receive control failed (result -32) [ 164.657747][ T5015] block nbd1: shutting down sockets 2026/08/08 18:26:30 executed programs: 64 [ 164.724947][ T5017] nbd1: detected capacity change from 0 to 8 [ 165.516581][ T4217] block nbd1: Receive control failed (result -32) [ 165.516655][ T5017] block nbd1: shutting down sockets [ 165.604443][ T5019] nbd1: detected capacity change from 0 to 8 [ 166.378493][ T4217] block nbd1: Receive control failed (result -32) [ 166.378563][ T5019] block nbd1: shutting down sockets [ 166.445447][ T5022] nbd1: detected capacity change from 0 to 8 [ 167.237202][ T4217] block nbd1: Receive control failed (result -32) [ 167.237241][ T5022] block nbd1: shutting down sockets [ 167.294183][ T5024] nbd1: detected capacity change from 0 to 8 [ 168.097622][ T4217] block nbd1: Receive control failed (result -32) [ 168.098508][ T5024] block nbd1: shutting down sockets [ 168.155241][ T5026] nbd1: detected capacity change from 0 to 8 [ 168.953149][ T4217] block nbd1: Receive control failed (result -32) [ 168.953221][ T5026] block nbd1: shutting down sockets [ 169.044414][ T5028] nbd1: detected capacity change from 0 to 8 [ 169.812848][ T4217] block nbd1: Receive control failed (result -32) [ 169.813818][ T5028] block nbd1: shutting down sockets 2026/08/08 18:26:35 executed programs: 70 [ 169.883937][ T5031] nbd1: detected capacity change from 0 to 8 [ 170.668532][ T4217] block nbd1: Receive control failed (result -32) [ 170.668581][ T5031] block nbd1: shutting down sockets [ 170.753799][ T5033] nbd1: detected capacity change from 0 to 8 [ 171.528466][ T4217] block nbd1: Receive control failed (result -32) [ 171.529314][ T5033] block nbd1: shutting down sockets [ 171.603967][ T5036] nbd1: detected capacity change from 0 to 8 [ 172.388253][ T4217] block nbd1: Receive control failed (result -32) [ 172.389115][ T5036] block nbd1: shutting down sockets [ 172.454016][ T5038] nbd1: detected capacity change from 0 to 8 [ 173.249575][ T4217] block nbd1: Receive control failed (result -32) [ 173.250600][ T5038] block nbd1: shutting down sockets [ 173.314105][ T5040] nbd1: detected capacity change from 0 to 8 [ 174.109893][ T4217] block nbd1: Receive control failed (result -32) [ 174.109945][ T5040] block nbd1: shutting down sockets [ 174.203929][ T5042] nbd1: detected capacity change from 0 to 8 [ 174.967163][ T4217] block nbd1: Receive control failed (result -32) [ 174.968091][ T5042] block nbd1: shutting down sockets 2026/08/08 18:26:40 executed programs: 76 [ 175.043763][ T5045] nbd1: detected capacity change from 0 to 8 [ 175.830891][ T4217] block nbd1: Receive control failed (result -32) [ 175.830940][ T5045] block nbd1: shutting down sockets [ 175.894711][ T5047] nbd1: detected capacity change from 0 to 8 [ 176.689632][ T4217] block nbd1: Receive control failed (result -32) [ 176.689690][ T5047] block nbd1: shutting down sockets [ 176.764639][ T5049] nbd1: detected capacity change from 0 to 8 [ 177.548236][ T4217] block nbd1: Receive control failed (result -32) [ 177.548279][ T5049] block nbd1: shutting down sockets [ 177.624242][ T5051] nbd1: detected capacity change from 0 to 8 [ 178.409457][ T4217] block nbd1: Receive control failed (result -32) [ 178.409518][ T5051] block nbd1: shutting down sockets [ 178.484500][ T5053] nbd1: detected capacity change from 0 to 8 [ 179.268891][ T4217] block nbd1: Receive control failed (result -32) [ 179.268944][ T5053] block nbd1: shutting down sockets [ 179.353722][ T5055] nbd1: detected capacity change from 0 to 8 [ 180.126258][ T4217] block nbd1: Receive control failed (result -32) [ 180.127231][ T5055] block nbd1: shutting down sockets 2026/08/08 18:26:45 executed programs: 82 [ 180.195308][ T5058] nbd1: detected capacity change from 0 to 8 [ 180.986284][ T4217] block nbd1: Receive control failed (result -32) [ 180.986343][ T5058] block nbd1: shutting down sockets [ 181.054929][ T5060] nbd1: detected capacity change from 0 to 8 [ 181.845613][ T4217] block nbd1: Receive control failed (result -32) [ 181.845665][ T5060] block nbd1: shutting down sockets [ 181.904097][ T5062] nbd1: detected capacity change from 0 to 8 [ 182.704457][ T4217] block nbd1: Receive control failed (result -32) [ 182.704513][ T5062] block nbd1: shutting down sockets [ 182.764110][ T5064] nbd1: detected capacity change from 0 to 8 [ 183.564860][ T4217] block nbd1: Receive control failed (result -32) [ 183.565615][ T5064] block nbd1: shutting down sockets [ 183.633766][ T5066] nbd1: detected capacity change from 0 to 8 [ 184.420623][ T4217] block nbd1: Receive control failed (result -32) [ 184.420667][ T5066] block nbd1: shutting down sockets [ 184.514145][ T5068] nbd1: detected capacity change from 0 to 8 [ 185.286405][ T4217] block nbd1: Receive control failed (result -32) [ 185.286464][ T5068] block nbd1: shutting down sockets 2026/08/08 18:26:50 executed programs: 88 [ 185.344297][ T5071] nbd1: detected capacity change from 0 to 8 [ 186.142194][ T4217] block nbd1: Receive control failed (result -32) [ 186.142243][ T5071] block nbd1: shutting down sockets [ 186.204454][ T5073] nbd1: detected capacity change from 0 to 8 [ 187.004431][ T4217] block nbd1: Receive control failed (result -32) [ 187.004486][ T5073] block nbd1: shutting down sockets [ 187.063564][ T150] block nbd0: Possible stuck request ffff888021890200: control (read@0,4096B). Runtime 90 seconds [ 187.065428][ T5075] nbd1: detected capacity change from 0 to 8 [ 187.860013][ T4217] block nbd1: Receive control failed (result -32) [ 187.860070][ T5075] block nbd1: shutting down sockets [ 187.934063][ T5077] nbd1: detected capacity change from 0 to 8 [ 188.719405][ T4217] block nbd1: Receive control failed (result -32) [ 188.719451][ T5077] block nbd1: shutting down sockets [ 188.793836][ T5079] nbd1: detected capacity change from 0 to 8 [ 189.580111][ T4217] block nbd1: Receive control failed (result -32) [ 189.580156][ T5079] block nbd1: shutting down sockets [ 189.653829][ T5081] nbd1: detected capacity change from 0 to 8 [ 190.439765][ T4217] block nbd1: Receive control failed (result -32) [ 190.439814][ T5081] block nbd1: shutting down sockets 2026/08/08 18:26:55 executed programs: 94 [ 190.514307][ T5083] nbd1: detected capacity change from 0 to 8 [ 191.299125][ T4217] block nbd1: Receive control failed (result -32) [ 191.299175][ T5083] block nbd1: shutting down sockets [ 191.364794][ T5085] nbd1: detected capacity change from 0 to 8 [ 192.159186][ T4217] block nbd1: Receive control failed (result -32) [ 192.159988][ T5085] block nbd1: shutting down sockets [ 192.235469][ T5087] nbd1: detected capacity change from 0 to 8 [ 193.025107][ T4217] block nbd1: Receive control failed (result -32) [ 193.025143][ T5087] block nbd1: shutting down sockets [ 193.113598][ T5089] nbd1: detected capacity change from 0 to 8 [ 193.888221][ T4217] block nbd1: Receive control failed (result -32) [ 193.888262][ T5089] block nbd1: shutting down sockets [ 193.954527][ T5092] nbd1: detected capacity change from 0 to 8 [ 194.094444][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.100783][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.748330][ T4217] block nbd1: Receive control failed (result -32) [ 194.748364][ T5092] block nbd1: shutting down sockets [ 194.825309][ T5094] nbd1: detected capacity change from 0 to 8 [ 195.607284][ T4217] block nbd1: Receive control failed (result -32) [ 195.607326][ T5094] block nbd1: shutting down sockets 2026/08/08 18:27:01 executed programs: 100 [ 195.685238][ T5096] nbd1: detected capacity change from 0 to 8 [ 196.468937][ T4217] block nbd1: Receive control failed (result -32) [ 196.469879][ T5096] block nbd1: shutting down sockets [ 196.524664][ T5098] nbd1: detected capacity change from 0 to 8 [ 197.323634][ T4217] block nbd1: Receive control failed (result -32) [ 197.323683][ T5098] block nbd1: shutting down sockets [ 197.384766][ T5100] nbd1: detected capacity change from 0 to 8 [ 198.180255][ T4217] block nbd1: Receive control failed (result -32) [ 198.180323][ T5100] block nbd1: shutting down sockets [ 198.254504][ T5102] nbd1: detected capacity change from 0 to 8 [ 199.037539][ T4217] block nbd1: Receive control failed (result -32) [ 199.037588][ T5102] block nbd1: shutting down sockets [ 199.094783][ T5104] nbd1: detected capacity change from 0 to 8 [ 199.898630][ T4217] block nbd1: Receive control failed (result -32) [ 199.898639][ T5104] block nbd1: shutting down sockets [ 199.954336][ T5106] nbd1: detected capacity change from 0 to 8 [ 200.752437][ T4217] block nbd1: Receive control failed (result -32) [ 200.752485][ T5106] block nbd1: shutting down sockets 2026/08/08 18:27:06 executed programs: 106 [ 200.824029][ T5108] nbd1: detected capacity change from 0 to 8 [ 201.609254][ T4217] block nbd1: Receive control failed (result -32) [ 201.609304][ T5108] block nbd1: shutting down sockets [ 201.684463][ T5110] nbd1: detected capacity change from 0 to 8 [ 202.469570][ T4217] block nbd1: Receive control failed (result -32) [ 202.470416][ T5110] block nbd1: shutting down sockets [ 202.524237][ T5112] nbd1: detected capacity change from 0 to 8 [ 203.327945][ T4217] block nbd1: Receive control failed (result -32) [ 203.328887][ T5112] block nbd1: shutting down sockets [ 203.413787][ T5114] nbd1: detected capacity change from 0 to 8 [ 204.186194][ T4217] block nbd1: Receive control failed (result -32) [ 204.187010][ T5114] block nbd1: shutting down sockets [ 204.244891][ T5117] nbd1: detected capacity change from 0 to 8 [ 205.045366][ T4217] block nbd1: Receive control failed (result -32) [ 205.045428][ T5117] block nbd1: shutting down sockets [ 205.104156][ T5119] nbd1: detected capacity change from 0 to 8 [ 205.901258][ T4217] block nbd1: Receive control failed (result -32) [ 205.902143][ T5119] block nbd1: shutting down sockets 2026/08/08 18:27:11 executed programs: 112 [ 205.954081][ T5121] nbd1: detected capacity change from 0 to 8 [ 206.756178][ T4217] block nbd1: Receive control failed (result -32) [ 206.756231][ T5121] block nbd1: shutting down sockets [ 206.816840][ T5123] nbd1: detected capacity change from 0 to 8 [ 207.613135][ T4217] block nbd1: Receive control failed (result -32) [ 207.613160][ T5123] block nbd1: shutting down sockets [ 207.675249][ T5125] nbd1: detected capacity change from 0 to 8 [ 208.480452][ T4217] block nbd1: Receive control failed (result -32) [ 208.480499][ T5125] block nbd1: shutting down sockets [ 208.553917][ T5127] nbd1: detected capacity change from 0 to 8 [ 209.340570][ T4217] block nbd1: Receive control failed (result -32) [ 209.340620][ T5127] block nbd1: shutting down sockets [ 209.414362][ T5129] nbd1: detected capacity change from 0 to 8 [ 210.202718][ T4217] block nbd1: Receive control failed (result -32) [ 210.203753][ T5129] block nbd1: shutting down sockets [ 210.274336][ T5131] nbd1: detected capacity change from 0 to 8 [ 211.065639][ T4217] block nbd1: Receive control failed (result -32) [ 211.065701][ T5131] block nbd1: shutting down sockets 2026/08/08 18:27:16 executed programs: 118 [ 211.143699][ T5133] nbd1: detected capacity change from 0 to 8 [ 211.926159][ T4217] block nbd1: Receive control failed (result -32) [ 211.926225][ T5133] block nbd1: shutting down sockets [ 211.984116][ T5135] nbd1: detected capacity change from 0 to 8 [ 212.786531][ T4217] block nbd1: Receive control failed (result -32) [ 212.786610][ T5135] block nbd1: shutting down sockets [ 212.863807][ T5137] nbd1: detected capacity change from 0 to 8 [ 213.647376][ T4217] block nbd1: Receive control failed (result -32) [ 213.647428][ T5137] block nbd1: shutting down sockets [ 213.724006][ T5139] nbd1: detected capacity change from 0 to 8 [ 214.508556][ T4217] block nbd1: Receive control failed (result -32) [ 214.509373][ T5139] block nbd1: shutting down sockets [ 214.576279][ T5141] nbd1: detected capacity change from 0 to 8 [ 215.367894][ T4217] block nbd1: Receive control failed (result -32) [ 215.368643][ T5141] block nbd1: shutting down sockets [ 215.445209][ T5143] nbd1: detected capacity change from 0 to 8 [ 216.230603][ T4217] block nbd1: Receive control failed (result -32) [ 216.230647][ T5143] block nbd1: shutting down sockets 2026/08/08 18:27:21 executed programs: 124 [ 216.304399][ T5145] nbd1: detected capacity change from 0 to 8 [ 216.653106][ T4318] Bluetooth: hci0: command 0x0406 tx timeout [ 217.088327][ T4217] block nbd1: Receive control failed (result -32) [ 217.088376][ T5145] block nbd1: shutting down sockets [ 217.133165][ T150] block nbd0: Possible stuck request ffff888021890200: control (read@0,4096B). Runtime 120 seconds [ 217.145154][ T5147] nbd1: detected capacity change from 0 to 8 [ 217.945054][ T4217] block nbd1: Receive control failed (result -32) [ 217.945156][ T5147] block nbd1: shutting down sockets [ 218.004436][ T5149] nbd1: detected capacity change from 0 to 8 [ 218.806133][ T4217] block nbd1: Receive control failed (result -32) [ 218.806868][ T5149] block nbd1: shutting down sockets [ 218.874839][ T5151] nbd1: detected capacity change from 0 to 8 [ 219.668859][ T4217] block nbd1: Receive control failed (result -32) [ 219.668908][ T5151] block nbd1: shutting down sockets [ 219.763778][ T5153] nbd1: detected capacity change from 0 to 8 [ 220.533169][ T4217] block nbd1: Receive control failed (result -32) [ 220.533234][ T5153] block nbd1: shutting down sockets [ 220.623708][ T5156] nbd1: detected capacity change from 0 to 8 [ 221.397011][ T4217] block nbd1: Receive control failed (result -32) [ 221.397062][ T5156] block nbd1: shutting down sockets 2026/08/08 18:27:26 executed programs: 130 [ 221.464802][ T5158] nbd1: detected capacity change from 0 to 8 [ 222.264993][ T4217] block nbd1: Receive control failed (result -32) [ 222.265047][ T5158] block nbd1: shutting down sockets [ 222.324137][ T5161] nbd1: detected capacity change from 0 to 8 [ 223.126315][ T4217] block nbd1: Receive control failed (result -32) [ 223.126369][ T5161] block nbd1: shutting down sockets [ 223.195318][ T5163] nbd1: detected capacity change from 0 to 8 [ 223.986134][ T4217] block nbd1: Receive control failed (result -32) [ 223.986181][ T5163] block nbd1: shutting down sockets [ 224.044219][ T5168] nbd1: detected capacity change from 0 to 8 [ 224.841689][ T4217] block nbd1: Receive control failed (result -32) [ 224.841745][ T5168] block nbd1: shutting down sockets [ 224.923814][ T5172] nbd1: detected capacity change from 0 to 8 [ 225.697451][ T4217] block nbd1: Receive control failed (result -32) [ 225.697510][ T5172] block nbd1: shutting down sockets [ 225.774096][ T5175] nbd1: detected capacity change from 0 to 8 [ 226.558752][ T4217] block nbd1: Receive control failed (result -32) [ 226.558799][ T5175] block nbd1: shutting down sockets 2026/08/08 18:27:32 executed programs: 136 [ 226.625558][ T5177] nbd1: detected capacity change from 0 to 8 [ 227.413857][ T4217] block nbd1: Receive control failed (result -32) [ 227.414721][ T5177] block nbd1: shutting down sockets [ 227.474434][ T5179] nbd1: detected capacity change from 0 to 8 [ 228.274058][ T4217] block nbd1: Receive control failed (result -32) [ 228.275440][ T5179] block nbd1: shutting down sockets [ 228.344512][ T5181] nbd1: detected capacity change from 0 to 8 [ 229.139112][ T4217] block nbd1: Receive control failed (result -32) [ 229.140047][ T5181] block nbd1: shutting down sockets [ 229.194548][ T5183] nbd1: detected capacity change from 0 to 8 [ 229.996526][ T4217] block nbd1: Receive control failed (result -32) [ 229.996572][ T5183] block nbd1: shutting down sockets [ 230.064209][ T5185] nbd1: detected capacity change from 0 to 8 [ 230.858415][ T4217] block nbd1: Receive control failed (result -32) [ 230.859150][ T5185] block nbd1: shutting down sockets [ 230.914605][ T5187] nbd1: detected capacity change from 0 to 8 [ 231.715455][ T4217] block nbd1: Receive control failed (result -32) [ 231.715506][ T5187] block nbd1: shutting down sockets 2026/08/08 18:27:37 executed programs: 142 [ 231.795362][ T5189] nbd1: detected capacity change from 0 to 8 [ 232.576087][ T4217] block nbd1: Receive control failed (result -32) [ 232.576909][ T5189] block nbd1: shutting down sockets [ 232.653834][ T5192] nbd1: detected capacity change from 0 to 8 [ 233.437625][ T4217] block nbd1: Receive control failed (result -32) [ 233.438557][ T5192] block nbd1: shutting down sockets [ 233.494146][ T5194] nbd1: detected capacity change from 0 to 8 [ 234.296170][ T4217] block nbd1: Receive control failed (result -32) [ 234.296227][ T5194] block nbd1: shutting down sockets [ 234.354910][ T5196] nbd1: detected capacity change from 0 to 8 [ 235.151848][ T4217] block nbd1: Receive control failed (result -32) [ 235.152919][ T5196] block nbd1: shutting down sockets [ 235.223893][ T5198] nbd1: detected capacity change from 0 to 8 [ 236.008922][ T4217] block nbd1: Receive control failed (result -32) [ 236.008978][ T5198] block nbd1: shutting down sockets [ 236.064450][ T5200] nbd1: detected capacity change from 0 to 8 [ 236.866769][ T4217] block nbd1: Receive control failed (result -32) [ 236.866821][ T5200] block nbd1: shutting down sockets 2026/08/08 18:27:42 executed programs: 148 [ 236.954716][ T5202] nbd1: detected capacity change from 0 to 8 [ 237.133771][ T1107] Bluetooth: hci1: command 0x0406 tx timeout [ 237.741697][ T4217] block nbd1: Receive control failed (result -32) [ 237.741745][ T5202] block nbd1: shutting down sockets [ 237.814472][ T5204] nbd1: detected capacity change from 0 to 8 [ 238.597019][ T4217] block nbd1: Receive control failed (result -32) [ 238.597077][ T5204] block nbd1: shutting down sockets [ 238.664380][ T5206] nbd1: detected capacity change from 0 to 8 [ 239.456227][ T4217] block nbd1: Receive control failed (result -32) [ 239.456279][ T5206] block nbd1: shutting down sockets [ 239.514084][ T5208] nbd1: detected capacity change from 0 to 8 [ 240.310475][ T4217] block nbd1: Receive control failed (result -32) [ 240.310515][ T5208] block nbd1: shutting down sockets [ 240.364072][ T5210] nbd1: detected capacity change from 0 to 8 [ 241.166095][ T4217] block nbd1: Receive control failed (result -32) [ 241.166177][ T5210] block nbd1: shutting down sockets [ 241.224321][ T5212] nbd1: detected capacity change from 0 to 8 [ 242.020689][ T4217] block nbd1: Receive control failed (result -32) [ 242.021533][ T5212] block nbd1: shutting down sockets 2026/08/08 18:27:47 executed programs: 154 [ 242.093300][ T27] INFO: task udevd:3561 blocked for more than 143 seconds. [ 242.100764][ T27] Not tainted syzkaller #0 [ 242.106437][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 242.106971][ T5214] nbd1: detected capacity change from 0 to 8 [ 242.115464][ T27] task:udevd state:D stack:26096 pid: 3561 ppid: 1 flags:0x00004002 [ 242.131463][ T27] Call Trace: [ 242.134788][ T27] [ 242.137732][ T27] __schedule+0x11c3/0x4350 [ 242.142240][ T27] ? rcu_lock_acquire+0x30/0x30 [ 242.147165][ T27] ? __mutex_lock_common+0xdf0/0x2400 [ 242.152540][ T27] ? release_firmware_map_entry+0x190/0x190 [ 242.158535][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 242.163606][ T27] ? __mutex_trylock_common+0x86/0x260 [ 242.169072][ T27] ? rcu_lock_release+0x20/0x20 [ 242.174987][ T27] schedule+0x11b/0x1e0 [ 242.179226][ T27] schedule_preempt_disabled+0xf/0x20 [ 242.184967][ T27] __mutex_lock_common+0xdf5/0x2400 [ 242.190267][ T27] ? blkdev_get_by_dev+0x162/0xa50 [ 242.195476][ T27] ? mutex_lock_io_nested+0x60/0x60 [ 242.200701][ T27] ? iput+0x345/0x880 [ 242.204722][ T27] ? ilookup+0x1dc/0x220 [ 242.208975][ T27] mutex_lock_nested+0x17/0x20 [ 242.213860][ T27] blkdev_get_by_dev+0x162/0xa50 [ 242.218813][ T27] blkdev_open+0x128/0x2c0 [ 242.224126][ T27] ? block_ioctl+0xf0/0xf0 [ 242.228581][ T27] do_dentry_open+0x7f7/0xf90 [ 242.233360][ T27] path_openat+0x2718/0x2fb0 [ 242.237971][ T27] ? __kasan_slab_alloc+0xa9/0xc0 [ 242.243029][ T27] ? do_filp_open+0x400/0x400 [ 242.247849][ T27] do_filp_open+0x1df/0x400 [ 242.252344][ T27] ? vfs_tmpfile+0x300/0x300 [ 242.257113][ T27] ? _raw_spin_unlock+0x24/0x40 [ 242.261989][ T27] ? alloc_fd+0x59e/0x650 [ 242.266353][ T27] do_sys_openat2+0x14b/0x500 [ 242.271026][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 242.276142][ T27] ? do_sys_open+0xe0/0xe0 [ 242.280565][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 242.286845][ T27] ? lock_chain_count+0x20/0x20 [ 242.291803][ T27] __x64_sys_openat+0x135/0x160 [ 242.296966][ T27] do_syscall_64+0x4c/0xa0 [ 242.301416][ T27] ? clear_bhb_loop+0x30/0x80 [ 242.306130][ T27] ? clear_bhb_loop+0x30/0x80 [ 242.310807][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 242.316804][ T27] RIP: 0033:0x7fcf85089407 [ 242.321233][ T27] RSP: 002b:00007fffe442b4f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 242.330036][ T27] RAX: ffffffffffffffda RBX: 00007fcf84f9b880 RCX: 00007fcf85089407 [ 242.338162][ T27] RDX: 00000000000a0800 RSI: 00005589f07972d0 RDI: ffffffffffffff9c [ 242.346252][ T27] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 242.354661][ T27] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 242.362660][ T27] R13: 00005589e959d100 R14: 0000000000000000 R15: 00007fffe442b780 [ 242.370703][ T27] [ 242.373822][ T27] INFO: task udevd:4531 blocked for more than 143 seconds. [ 242.381011][ T27] Not tainted syzkaller #0 [ 242.386078][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 242.395173][ T27] task:udevd state:D stack:25360 pid: 4531 ppid: 3561 flags:0x00004002 [ 242.404430][ T27] Call Trace: [ 242.407706][ T27] [ 242.410624][ T27] __schedule+0x11c3/0x4350 [ 242.415211][ T27] ? release_firmware_map_entry+0x190/0x190 [ 242.421153][ T27] ? preempt_schedule+0xbc/0xd0 [ 242.426410][ T27] ? preempt_schedule_common+0xa5/0xd0 [ 242.431905][ T27] ? release_firmware_map_entry+0x190/0x190 [ 242.437846][ T27] ? preempt_schedule+0xbc/0xd0 [ 242.442705][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 242.448380][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 242.454416][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 242.459445][ T27] ? lock_chain_count+0x20/0x20 [ 242.464325][ T27] schedule+0x11b/0x1e0 [ 242.468486][ T27] io_schedule+0x7c/0xd0 [ 242.472717][ T27] wait_on_page_bit_common+0x8bf/0xeb0 [ 242.478228][ T27] ? wait_on_page_bit+0x50/0x50 [ 242.483106][ T27] ? blkdev_fallocate+0x4a0/0x4a0 [ 242.488135][ T27] ? rcu_lock_release+0x20/0x20 [ 242.493079][ T27] do_read_cache_page+0xae6/0x1010 [ 242.498196][ T27] read_part_sector+0xd7/0x4c0 [ 242.503670][ T27] ? vsnprintf+0x14e/0x1c20 [ 242.508183][ T27] adfspart_check_ICS+0xc3/0xe90 [ 242.513216][ T27] ? vsnprintf+0x1b22/0x1c20 [ 242.517813][ T27] ? adfspart_check_ADFS+0x840/0x840 [ 242.523132][ T27] ? snprintf+0xe5/0x140 [ 242.527669][ T27] ? vscnprintf+0x80/0x80 [ 242.532016][ T27] bdev_disk_changed+0x936/0x1690 [ 242.537119][ T27] ? blk_drop_partitions+0x1b0/0x1b0 [ 242.542405][ T27] ? iput+0x345/0x880 [ 242.546419][ T27] blkdev_get_whole+0x2f9/0x390 [ 242.551274][ T27] blkdev_get_by_dev+0x2da/0xa50 [ 242.556307][ T27] blkdev_open+0x128/0x2c0 [ 242.560728][ T27] ? block_ioctl+0xf0/0xf0 [ 242.565176][ T27] do_dentry_open+0x7f7/0xf90 [ 242.569862][ T27] path_openat+0x2718/0x2fb0 [ 242.574543][ T27] ? __kasan_slab_alloc+0xa9/0xc0 [ 242.579590][ T27] ? do_filp_open+0x400/0x400 [ 242.584307][ T27] do_filp_open+0x1df/0x400 [ 242.588822][ T27] ? vfs_tmpfile+0x300/0x300 [ 242.593494][ T27] ? _raw_spin_unlock+0x24/0x40 [ 242.598342][ T27] ? alloc_fd+0x59e/0x650 [ 242.602660][ T27] do_sys_openat2+0x14b/0x500 [ 242.607534][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 242.612570][ T27] ? do_sys_open+0xe0/0xe0 [ 242.617349][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 242.623604][ T27] ? lock_chain_count+0x20/0x20 [ 242.628500][ T27] __x64_sys_openat+0x135/0x160 [ 242.633815][ T27] do_syscall_64+0x4c/0xa0 [ 242.638247][ T27] ? clear_bhb_loop+0x30/0x80 [ 242.642997][ T27] ? clear_bhb_loop+0x30/0x80 [ 242.647681][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 242.653640][ T27] RIP: 0033:0x7fcf85089407 [ 242.658056][ T27] RSP: 002b:00007fffe442b330 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 242.666511][ T27] RAX: ffffffffffffffda RBX: 00007fcf84f9b880 RCX: 00007fcf85089407 [ 242.674528][ T27] RDX: 00000000000a0800 RSI: 00005589f07b6a10 RDI: ffffffffffffff9c [ 242.682486][ T27] RBP: 00005589f0796910 R08: 0000000000000000 R09: 0000000000000000 [ 242.690486][ T27] R10: 0000000000000000 R11: 0000000000000202 R12: 00005589f07aaba0 [ 242.698505][ T27] R13: 00005589f07ae410 R14: 0000000000000000 R15: 00005589f07aaba0 [ 242.706517][ T27] [ 242.709562][ T27] INFO: task syz.0.18:4868 blocked for more than 143 seconds. [ 242.717095][ T27] Not tainted syzkaller #0 [ 242.722023][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 242.730929][ T27] task:syz.0.18 state:D stack:27712 pid: 4868 ppid: 4763 flags:0x00004004 [ 242.740456][ T27] Call Trace: [ 242.743799][ T27] [ 242.746736][ T27] __schedule+0x11c3/0x4350 [ 242.751274][ T27] ? rcu_lock_acquire+0x30/0x30 [ 242.756213][ T27] ? __mutex_lock_common+0xdf0/0x2400 [ 242.761606][ T27] ? release_firmware_map_entry+0x190/0x190 [ 242.767789][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 242.772923][ T27] ? __mutex_trylock_common+0x86/0x260 [ 242.778697][ T27] ? rcu_lock_release+0x20/0x20 [ 242.783600][ T27] schedule+0x11b/0x1e0 [ 242.787763][ T27] schedule_preempt_disabled+0xf/0x20 [ 242.793224][ T27] __mutex_lock_common+0xdf5/0x2400 [ 242.798435][ T27] ? blkdev_put+0xf1/0x780 [ 242.802841][ T27] ? mutex_lock_io_nested+0x60/0x60 [ 242.808088][ T27] ? fsnotify_set_children_dentry_flags+0x220/0x220 [ 242.814797][ T27] mutex_lock_nested+0x17/0x20 [ 242.819574][ T27] blkdev_put+0xf1/0x780 [ 242.823850][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 242.829840][ T27] blkdev_close+0x76/0xa0 [ 242.834267][ T27] ? blkdev_open+0x2c0/0x2c0 [ 242.838885][ T27] __fput+0x212/0x8c0 [ 242.842893][ T27] task_work_run+0x125/0x1a0 [ 242.847505][ T27] exit_to_user_mode_loop+0x10f/0x130 [ 242.852885][ T27] exit_to_user_mode_prepare+0xee/0x180 [ 242.858492][ T27] syscall_exit_to_user_mode+0x16/0x40 [ 242.864003][ T27] do_syscall_64+0x58/0xa0 [ 242.868420][ T27] ? clear_bhb_loop+0x30/0x80 [ 242.873764][ T27] ? clear_bhb_loop+0x30/0x80 [ 242.878586][ T5214] block nbd1: shutting down sockets [ 242.878995][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 242.890144][ T27] RIP: 0033:0x7f2466e99e79 [ 242.897153][ T27] RSP: 002b:00007f24664fd028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 242.905867][ T27] RAX: 0000000000000000 RBX: 00007f2467104fa0 RCX: 00007f2466e99e79 [ 242.914059][ T27] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003 [ 242.922071][ T27] RBP: 00007f2466f2cee0 R08: 0000000000000000 R09: 0000000000000000 [ 242.930101][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 242.938148][ T27] R13: 00007f2467105038 R14: 00007f2467104fa0 R15: 00007ffd0364a788 [ 242.946495][ T27] [ 242.949555][ T27] [ 242.949555][ T27] Showing all locks held in the system: [ 242.957407][ T27] 1 lock held by khungtaskd/27: [ 242.962364][ T27] #0: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 242.971801][ T27] 1 lock held by udevd/3561: [ 242.976446][ T27] #0: ffff888021186918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x162/0xa50 [ 242.986780][ T27] 2 locks held by getty/3949: [ 242.991470][ T27] #0: ffff88802cee5098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 243.001530][ T27] #1: ffffc900026562e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x594/0x1a50 [ 243.011824][ T27] 1 lock held by udevd/4531: [ 243.016457][ T27] #0: ffff888021186918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x162/0xa50 [ 243.026526][ T27] 1 lock held by syz.0.18/4868: [ 243.031368][ T27] #0: ffff888021186918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xf1/0x780 [ 243.040711][ T27] 1 lock held by syz.1.170/5217: [ 243.045673][ T27] #0: ffff8880217c4a08 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0x13e/0xe80 [ 243.055100][ T27] 1 lock held by syz.1.170/5218: [ 243.060033][ T27] #0: ffff8880217c4a08 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0x13e/0xe80 [ 243.069375][ T27] 1 lock held by syz.1.170/5219: [ 243.074331][ T27] #0: ffff8880217c4a08 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0x13e/0xe80 [ 243.083692][ T27] [ 243.086009][ T27] ============================================= [ 243.086009][ T27] [ 243.094731][ T27] NMI backtrace for cpu 0 [ 243.096350][ T5219] nbd1: detected capacity change from 0 to 8 [ 243.099077][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 [ 243.112198][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 243.122236][ T27] Call Trace: [ 243.125501][ T27] [ 243.128413][ T27] dump_stack_lvl+0x188/0x250 [ 243.133073][ T27] ? show_regs_print_info+0x20/0x20 [ 243.138250][ T27] ? load_image+0x410/0x410 [ 243.142749][ T27] ? tick_nohz_tick_stopped+0x7b/0xb0 [ 243.148115][ T27] ? nmi_cpu_backtrace+0x1b2/0x3d0 [ 243.153257][ T27] nmi_cpu_backtrace+0x3a2/0x3d0 [ 243.158182][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280 [ 243.164313][ T27] ? _printk+0xda/0x130 [ 243.168448][ T27] ? load_image+0x410/0x410 [ 243.172928][ T27] ? load_image+0x410/0x410 [ 243.177419][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 243.183467][ T27] nmi_trigger_cpumask_backtrace+0x163/0x280 [ 243.189426][ T27] watchdog+0xe1b/0xe60 [ 243.193565][ T27] kthread+0x42e/0x520 [ 243.197612][ T27] ? hungtask_pm_notify+0x40/0x40 [ 243.202613][ T27] ? kthread_blkcg+0xd0/0xd0 [ 243.207179][ T27] ret_from_fork+0x1f/0x30 [ 243.211581][ T27] [ 243.215240][ T27] Sending NMI from CPU 0 to CPUs 1: [ 243.220477][ C1] NMI backtrace for cpu 1 skipped: idling at default_idle+0xb/0x10 [ 243.222132][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 243.236864][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 [ 243.244048][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 243.254098][ T27] Call Trace: [ 243.257362][ T27] [ 243.260362][ T27] dump_stack_lvl+0x188/0x250 [ 243.265033][ T27] ? show_regs_print_info+0x20/0x20 [ 243.270210][ T27] ? load_image+0x410/0x410 [ 243.274721][ T27] panic+0x2f8/0x850 [ 243.278598][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 243.284213][ T27] ? bpf_jit_dump+0xd0/0xd0 [ 243.288699][ T27] ? nmi_trigger_cpumask_backtrace+0x260/0x280 [ 243.294831][ T27] watchdog+0xe5a/0xe60 [ 243.298972][ T27] kthread+0x42e/0x520 [ 243.303031][ T27] ? hungtask_pm_notify+0x40/0x40 [ 243.308046][ T27] ? kthread_blkcg+0xd0/0xd0 [ 243.312612][ T27] ret_from_fork+0x1f/0x30 [ 243.317017][ T27] [ 243.320290][ T27] Kernel Offset: disabled [ 243.324614][ T27] Rebooting in 86400 seconds..