[ 63.226654][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.235725][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.246702][ T4204] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.255172][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.267307][ T4204] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.277748][ T4204] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.287859][ T4204] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.297969][ T4204] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.598979][ T4204] syz-executor.0 (4204) used greatest stack depth: 20912 bytes left [ 66.624620][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.965785][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.024813][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.095232][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.767443][ T9] device hsr_slave_0 left promiscuous mode [ 69.775774][ T9] device hsr_slave_1 left promiscuous mode [ 69.783644][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 69.792903][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 69.803703][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 69.812702][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 69.821630][ T9] device bridge_slave_1 left promiscuous mode [ 69.829328][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.847684][ T9] device bridge_slave_0 left promiscuous mode [ 69.855762][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.880530][ T9] device veth1_macvtap left promiscuous mode [ 69.887211][ T9] device veth0_macvtap left promiscuous mode [ 69.894903][ T9] device veth1_vlan left promiscuous mode [ 69.902772][ T9] device veth0_vlan left promiscuous mode [ 70.081159][ T9] team0 (unregistering): Port device team_slave_1 removed [ 70.093831][ T9] team0 (unregistering): Port device team_slave_0 removed [ 70.110286][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.125144][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 70.174133][ T9] bond0 (unregistering): Released all slaves [ 71.671971][ T1433] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.678958][ T1433] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.0.218' (ED25519) to the list of known hosts. 2026/08/07 04:47:59 ignoring optional flag "type"="gce" 2026/08/07 04:48:00 parsed 1 programs 2026/08/07 04:48:01 executed programs: 0 [ 75.616047][ T4395] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 75.758981][ T4403] chnl_net:caif_netlink_parms(): no params data found [ 75.798398][ T4403] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.806670][ T4403] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.814889][ T4403] device bridge_slave_0 entered promiscuous mode [ 75.823200][ T4403] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.830705][ T4403] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.838359][ T4403] device bridge_slave_1 entered promiscuous mode [ 75.857506][ T4403] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.868395][ T4403] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.889973][ T4403] team0: Port device team_slave_0 added [ 75.896973][ T4403] team0: Port device team_slave_1 added [ 75.917539][ T4403] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.925510][ T4403] 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. [ 75.956927][ T4403] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.971710][ T4403] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.979046][ T4403] 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. [ 76.006009][ T4403] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.034038][ T4403] device hsr_slave_0 entered promiscuous mode [ 76.041140][ T4403] device hsr_slave_1 entered promiscuous mode [ 76.466922][ T4403] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.477362][ T4403] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.488981][ T4403] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.499717][ T4403] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.524474][ T4403] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.532495][ T4403] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.540985][ T4403] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.548429][ T4403] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.608996][ T4403] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.632669][ T4403] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.640051][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.648879][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.658104][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.667383][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 76.692342][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.702555][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.709978][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.718002][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.730867][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.738083][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.760731][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.771974][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.781638][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.800491][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.810640][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.821902][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.831286][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.847685][ T4403] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.861154][ T4403] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.869811][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.881837][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.891051][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.013251][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.021981][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.037401][ T4403] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.064314][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.075068][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.098055][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.107488][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.117833][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.126433][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.138874][ T4403] device veth0_vlan entered promiscuous mode [ 77.153574][ T4403] device veth1_vlan entered promiscuous mode [ 77.176768][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.186199][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.196716][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.205989][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.219774][ T4403] device veth0_macvtap entered promiscuous mode [ 77.229052][ T4403] device veth1_macvtap entered promiscuous mode [ 77.253000][ T4403] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.262103][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.272658][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.281632][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.291745][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.306332][ T4403] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.316315][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.326849][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.338422][ T4403] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.349266][ T4403] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.358615][ T4403] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.369326][ T4403] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.471245][ T4483] nbd0: detected capacity change from 0 to 262 [ 77.750178][ T23] Bluetooth: hci0: command 0x0409 tx timeout [ 78.279768][ T4205] block nbd0: Receive control failed (result -104) [ 79.829651][ T4221] Bluetooth: hci0: command 0x041b tx timeout [ 81.919635][ T23] Bluetooth: hci0: command 0x040f tx timeout [ 83.989931][ T1335] Bluetooth: hci0: command 0x0419 tx timeout [ 87.031985][ T7] cfg80211: failed to load regulatory.db [ 107.510019][ T150] block nbd0: Possible stuck request ffff888020cf0000: control (read@0,4096B). Runtime 30 seconds 2026/08/07 04:48:58 executed programs: 1 [ 133.111722][ T1433] ieee802154 phy0 wpan0: encryption failed: -22 [ 133.118039][ T1433] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.561138][ T4666] chnl_net:caif_netlink_parms(): no params data found [ 133.600043][ T4666] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.608334][ T4666] bridge0: port 1(bridge_slave_0) entered disabled state [ 133.617402][ T4666] device bridge_slave_0 entered promiscuous mode [ 133.627736][ T4666] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.635640][ T4666] bridge0: port 2(bridge_slave_1) entered disabled state [ 133.643955][ T4666] device bridge_slave_1 entered promiscuous mode [ 133.663957][ T4666] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 133.675563][ T4666] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 133.697349][ T4666] team0: Port device team_slave_0 added [ 133.705610][ T4666] team0: Port device team_slave_1 added [ 133.723124][ T4666] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 133.731109][ T4666] 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. [ 133.758469][ T4666] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 133.770675][ T4666] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 133.777927][ T4666] 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. [ 133.805072][ T4666] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 133.833736][ T4666] device hsr_slave_0 entered promiscuous mode [ 133.841547][ T4666] device hsr_slave_1 entered promiscuous mode [ 133.849357][ T4666] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 133.857678][ T4666] Cannot create hsr debugfs directory [ 133.925503][ T4666] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 134.004191][ T4666] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 134.089025][ T4666] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 134.166020][ T4666] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 134.241133][ T4666] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 134.252356][ T4666] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 134.262409][ T4666] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 134.271477][ T4666] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 134.291554][ T4666] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.298755][ T4666] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.306528][ T4666] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.313738][ T4666] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.352689][ T4666] 8021q: adding VLAN 0 to HW filter on device bond0 [ 134.365766][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 134.374620][ T742] bridge0: port 1(bridge_slave_0) entered disabled state [ 134.383227][ T742] bridge0: port 2(bridge_slave_1) entered disabled state [ 134.391935][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 134.407024][ T4666] 8021q: adding VLAN 0 to HW filter on device team0 [ 134.418724][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 134.428813][ T742] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.436729][ T742] bridge0: port 1(bridge_slave_0) entered forwarding state [ 134.452024][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 134.462002][ T742] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.472867][ T742] bridge0: port 2(bridge_slave_1) entered forwarding state [ 134.497064][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 134.510645][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 134.524689][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 134.540293][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 134.551100][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 134.563107][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 134.575620][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 134.588400][ T4666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 134.668512][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 134.676437][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 134.688616][ T4666] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 134.706977][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 134.716829][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 134.734928][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 134.744160][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 134.755083][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 134.765898][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 134.775704][ T4666] device veth0_vlan entered promiscuous mode [ 134.787914][ T4666] device veth1_vlan entered promiscuous mode [ 134.812893][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 134.822122][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 134.831657][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 134.845280][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 134.859842][ T4666] device veth0_macvtap entered promiscuous mode [ 134.872201][ T4666] device veth1_macvtap entered promiscuous mode [ 134.889355][ T4666] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 134.903190][ T4666] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.915355][ T4666] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 134.926015][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 134.935477][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 134.944741][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 134.956536][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 134.967996][ T4666] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 134.979878][ T4666] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.991483][ T4666] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 134.998908][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 135.008251][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 135.021981][ T4666] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 135.031850][ T4666] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 135.042009][ T4666] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 135.052478][ T4666] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 135.520996][ T23] Bluetooth: hci1: command 0x0409 tx timeout [ 137.589849][ T150] block nbd0: Possible stuck request ffff888020cf0000: control (read@0,4096B). Runtime 60 seconds [ 137.601822][ T4214] Bluetooth: hci1: command 0x041b tx timeout [ 138.111633][ T3559] udevd[3559]: worker [4406] /devices/virtual/block/nbd0 is taking a long time [ 139.679881][ T23] Bluetooth: hci1: command 0x040f tx timeout [ 141.749482][ T4221] Bluetooth: hci1: command 0x0419 tx timeout [ 167.669737][ T150] block nbd0: Possible stuck request ffff888020cf0000: control (read@0,4096B). Runtime 90 seconds 2026/08/07 04:49:55 executed programs: 2 [ 191.223112][ T4687] chnl_net:caif_netlink_parms(): no params data found [ 191.265109][ T4687] bridge0: port 1(bridge_slave_0) entered blocking state [ 191.272823][ T4687] bridge0: port 1(bridge_slave_0) entered disabled state [ 191.280934][ T4687] device bridge_slave_0 entered promiscuous mode [ 191.290074][ T4687] bridge0: port 2(bridge_slave_1) entered blocking state [ 191.297660][ T4687] bridge0: port 2(bridge_slave_1) entered disabled state [ 191.305681][ T4687] device bridge_slave_1 entered promiscuous mode [ 191.326774][ T4687] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 191.338934][ T4687] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 191.366715][ T4687] team0: Port device team_slave_0 added [ 191.375607][ T4687] team0: Port device team_slave_1 added [ 191.393306][ T4687] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 191.401246][ T4687] 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. [ 191.428111][ T4687] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 191.441413][ T4687] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 191.448564][ T4687] 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. [ 191.475874][ T4687] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 191.506640][ T4687] device hsr_slave_0 entered promiscuous mode [ 191.514038][ T4687] device hsr_slave_1 entered promiscuous mode [ 191.523219][ T4687] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 191.531342][ T4687] Cannot create hsr debugfs directory [ 191.600498][ T4687] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 191.678641][ T4687] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 191.727597][ T4687] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 191.803882][ T4687] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 191.903197][ T4687] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 191.912604][ T4687] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 191.922114][ T4687] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 191.932148][ T4687] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 191.952473][ T4687] bridge0: port 2(bridge_slave_1) entered blocking state [ 191.959730][ T4687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 191.967186][ T4687] bridge0: port 1(bridge_slave_0) entered blocking state [ 191.974344][ T4687] bridge0: port 1(bridge_slave_0) entered forwarding state [ 192.012341][ T4687] 8021q: adding VLAN 0 to HW filter on device bond0 [ 192.024555][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 192.033147][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 192.041069][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 192.049271][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 192.063084][ T4687] 8021q: adding VLAN 0 to HW filter on device team0 [ 192.074776][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 192.083515][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 192.090693][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 192.103601][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 192.112593][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 192.119949][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 192.145346][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 192.154122][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 192.163739][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 192.174846][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 192.187419][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 192.269080][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 192.277352][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 192.290959][ T4687] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 192.307592][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 192.316426][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 192.333989][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 192.342945][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 192.352665][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 192.360853][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 192.371042][ T4687] device veth0_vlan entered promiscuous mode [ 192.383873][ T4687] device veth1_vlan entered promiscuous mode [ 192.404558][ T4687] device veth0_macvtap entered promiscuous mode [ 192.414656][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 192.423321][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 192.433850][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 192.442898][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 192.452052][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 192.461297][ T4687] device veth1_macvtap entered promiscuous mode [ 192.478146][ T4687] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 192.488807][ T4687] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 192.499264][ T4687] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 192.510841][ T4687] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 192.522228][ T4687] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 192.529927][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 192.537915][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 192.547093][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 192.559883][ T4687] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 192.570936][ T4687] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 192.581271][ T4687] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 192.593501][ T4687] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 192.605850][ T4687] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 192.614667][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 192.624367][ T742] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 192.635489][ T4687] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 192.645303][ T4687] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 192.655172][ T4687] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 192.664493][ T4687] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 193.189641][ T1335] Bluetooth: hci2: command 0x0409 tx timeout [ 194.550685][ T1433] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.557843][ T1433] ieee802154 phy1 wpan1: encryption failed: -22 [ 195.269338][ T7] Bluetooth: hci2: command 0x041b tx timeout [ 197.349577][ T7] Bluetooth: hci2: command 0x040f tx timeout [ 197.759948][ T150] block nbd0: Possible stuck request ffff888020cf0000: control (read@0,4096B). Runtime 120 seconds [ 199.429391][ T1108] Bluetooth: hci2: command 0x0419 tx timeout [ 201.759362][ T7] Bluetooth: hci0: command 0x0406 tx timeout [ 224.629774][ T27] INFO: task udevd:4406 blocked for more than 143 seconds. [ 224.638172][ T27] Not tainted syzkaller #0 [ 224.646416][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 224.656266][ T27] task:udevd state:D stack:25360 pid: 4406 ppid: 3559 flags:0x00004002 [ 224.665783][ T27] Call Trace: [ 224.669118][ T27] [ 224.672416][ T27] __schedule+0x11c3/0x4350 [ 224.677020][ T27] ? release_firmware_map_entry+0x190/0x190 [ 224.683205][ T27] ? preempt_schedule+0xbc/0xd0 [ 224.688100][ T27] ? preempt_schedule_common+0xa5/0xd0 [ 224.693639][ T27] ? release_firmware_map_entry+0x190/0x190 [ 224.700295][ T27] ? preempt_schedule+0xbc/0xd0 [ 224.705181][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 224.710981][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 224.717053][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 224.722366][ T27] ? lock_chain_count+0x20/0x20 [ 224.727240][ T27] schedule+0x11b/0x1e0 [ 224.731653][ T27] io_schedule+0x7c/0xd0 [ 224.736025][ T27] wait_on_page_bit_common+0x8bf/0xeb0 [ 224.741657][ T27] ? wait_on_page_bit+0x50/0x50 [ 224.746635][ T27] ? blkdev_fallocate+0x4a0/0x4a0 [ 224.752123][ T27] ? rcu_lock_release+0x20/0x20 [ 224.757310][ T27] do_read_cache_page+0xae6/0x1010 [ 224.762525][ T27] read_part_sector+0xd7/0x4c0 [ 224.768211][ T27] ? vsnprintf+0x14e/0x1c20 [ 224.773314][ T27] adfspart_check_ICS+0xc3/0xe90 [ 224.783463][ T27] ? vsnprintf+0x1b22/0x1c20 [ 224.792687][ T27] ? adfspart_check_ADFS+0x840/0x840 [ 224.798728][ T27] ? snprintf+0xe5/0x140 [ 224.804011][ T27] ? vscnprintf+0x80/0x80 [ 224.809271][ T27] bdev_disk_changed+0x936/0x1690 [ 224.816579][ T27] ? blk_drop_partitions+0x1b0/0x1b0 [ 224.823337][ T27] ? iput+0x345/0x880 [ 224.827484][ T27] blkdev_get_whole+0x2f9/0x390 [ 224.833109][ T27] blkdev_get_by_dev+0x2da/0xa50 [ 224.839975][ T27] blkdev_open+0x128/0x2c0 [ 224.844978][ T27] ? block_ioctl+0xf0/0xf0 [ 224.852210][ T27] do_dentry_open+0x7f7/0xf90 [ 224.857929][ T27] path_openat+0x2718/0x2fb0 [ 224.863650][ T27] ? __kasan_slab_alloc+0xa9/0xc0 [ 224.869644][ T27] ? do_filp_open+0x400/0x400 [ 224.874496][ T27] do_filp_open+0x1df/0x400 [ 224.879798][ T27] ? vfs_tmpfile+0x300/0x300 [ 224.884450][ T27] ? _raw_spin_unlock+0x24/0x40 [ 224.889542][ T27] ? alloc_fd+0x59e/0x650 [ 224.894248][ T27] do_sys_openat2+0x14b/0x500 [ 224.898933][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 224.904235][ T27] ? do_sys_open+0xe0/0xe0 [ 224.909274][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 224.915576][ T27] ? lock_chain_count+0x20/0x20 [ 224.920850][ T27] __x64_sys_openat+0x135/0x160 [ 224.925743][ T27] do_syscall_64+0x4c/0xa0 [ 224.930356][ T27] ? clear_bhb_loop+0x30/0x80 [ 224.935063][ T27] ? clear_bhb_loop+0x30/0x80 [ 224.939854][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 224.945959][ T27] RIP: 0033:0x7f3c7788d407 [ 224.951214][ T27] RSP: 002b:00007ffce93ce3f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 224.960441][ T27] RAX: ffffffffffffffda RBX: 00007f3c7779f880 RCX: 00007f3c7788d407 [ 224.968600][ T27] RDX: 00000000000a0800 RSI: 00005589cc961ca0 RDI: ffffffffffffff9c [ 224.977364][ T27] RBP: 00005589cc936910 R08: 0000000000000000 R09: 0000000000000000 [ 224.985666][ T27] R10: 0000000000000000 R11: 0000000000000202 R12: 00005589cc94aba0 [ 224.993796][ T27] R13: 00005589cc94e410 R14: 0000000000000000 R15: 00005589cc94aba0 [ 225.001893][ T27] [ 225.004932][ T27] INFO: task syz-executor.0:4483 blocked for more than 143 seconds. [ 225.013001][ T27] Not tainted syzkaller #0 [ 225.018238][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 225.029742][ T27] task:syz-executor.0 state:D stack:27712 pid: 4483 ppid: 4403 flags:0x00004006 [ 225.041206][ T27] Call Trace: [ 225.046080][ T27] [ 225.052159][ T27] __schedule+0x11c3/0x4350 [ 225.057850][ T27] ? rcu_lock_acquire+0x30/0x30 [ 225.063219][ T27] ? __mutex_lock_common+0xdf0/0x2400 [ 225.070095][ T27] ? release_firmware_map_entry+0x190/0x190 [ 225.078079][ T27] ? __lock_acquire+0x7b50/0x7b50 [ 225.083616][ T27] ? __mutex_trylock_common+0x86/0x260 [ 225.089934][ T27] ? rcu_lock_release+0x20/0x20 [ 225.095394][ T27] schedule+0x11b/0x1e0 [ 225.100218][ T27] schedule_preempt_disabled+0xf/0x20 [ 225.105991][ T27] __mutex_lock_common+0xdf5/0x2400 [ 225.112497][ T27] ? blkdev_put+0xf1/0x780 [ 225.117193][ T27] ? mutex_lock_io_nested+0x60/0x60 [ 225.122625][ T27] ? fsnotify_set_children_dentry_flags+0x220/0x220 [ 225.130302][ T27] mutex_lock_nested+0x17/0x20 [ 225.135427][ T27] blkdev_put+0xf1/0x780 [ 225.139748][ T27] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 225.145865][ T27] blkdev_close+0x76/0xa0 [ 225.150284][ T27] ? blkdev_open+0x2c0/0x2c0 [ 225.155151][ T27] __fput+0x212/0x8c0 [ 225.159231][ T27] task_work_run+0x125/0x1a0 [ 225.163842][ T27] exit_to_user_mode_loop+0x10f/0x130 [ 225.169403][ T27] exit_to_user_mode_prepare+0xee/0x180 [ 225.174966][ T27] syscall_exit_to_user_mode+0x16/0x40 [ 225.180585][ T27] do_syscall_64+0x58/0xa0 [ 225.185164][ T27] ? clear_bhb_loop+0x30/0x80 [ 225.190209][ T27] ? clear_bhb_loop+0x30/0x80 [ 225.195278][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 225.201465][ T27] RIP: 0033:0x7f14adfb70f9 [ 225.205933][ T27] RSP: 002b:00007f14ad3480b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 225.214550][ T27] RAX: 0000000000000000 RBX: 00007f14ae0f5f80 RCX: 00007f14adfb70f9 [ 225.222569][ T27] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003 [ 225.230892][ T27] RBP: 00007f14ae018498 R08: 0000000000000000 R09: 0000000000000000 [ 225.239390][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 225.247633][ T27] R13: 000000000000000b R14: 00007f14ae0f5f80 R15: 00007ffff65524d8 [ 225.256008][ T27] [ 225.259087][ T27] [ 225.259087][ T27] Showing all locks held in the system: [ 225.267535][ T27] 1 lock held by khungtaskd/27: [ 225.273186][ T27] #0: ffffffff8c31ef60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 225.283343][ T27] 2 locks held by getty/3944: [ 225.288064][ T27] #0: ffff88802c1d5098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 225.298212][ T27] #1: ffffc90002cf62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x594/0x1a50 [ 225.309746][ T27] 1 lock held by udevd/4406: [ 225.315051][ T27] #0: ffff888020c04518 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x162/0xa50 [ 225.326755][ T27] 1 lock held by syz-executor.0/4483: [ 225.332579][ T27] #0: ffff888020c04518 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xf1/0x780 [ 225.342084][ T27] 1 lock held by syz-executor.0/4678: [ 225.347863][ T27] #0: ffff888020c04518 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x162/0xa50 [ 225.358422][ T27] 1 lock held by syz-executor.0/4699: [ 225.363834][ T27] #0: ffff888020c04518 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x162/0xa50 [ 225.377560][ T27] [ 225.380583][ T27] ============================================= [ 225.380583][ T27] [ 225.389979][ T27] NMI backtrace for cpu 0 [ 225.394931][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 [ 225.403254][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 225.414951][ T27] Call Trace: [ 225.418683][ T27] [ 225.421836][ T27] dump_stack_lvl+0x188/0x250 [ 225.427034][ T27] ? show_regs_print_info+0x20/0x20 [ 225.432315][ T27] ? load_image+0x410/0x410 [ 225.437251][ T27] ? nmi_cpu_backtrace+0x1b2/0x3d0 [ 225.442409][ T27] nmi_cpu_backtrace+0x3a2/0x3d0 [ 225.447648][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280 [ 225.453834][ T27] ? _printk+0xda/0x130 [ 225.458252][ T27] ? load_image+0x410/0x410 [ 225.462768][ T27] ? load_image+0x410/0x410 [ 225.467710][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 225.474293][ T27] nmi_trigger_cpumask_backtrace+0x163/0x280 [ 225.481053][ T27] watchdog+0xe1b/0xe60 [ 225.485917][ T27] kthread+0x42e/0x520 [ 225.490221][ T27] ? hungtask_pm_notify+0x40/0x40 [ 225.495707][ T27] ? kthread_blkcg+0xd0/0xd0 [ 225.501045][ T27] ret_from_fork+0x1f/0x30 [ 225.506961][ T27] [ 225.510436][ T27] Sending NMI from CPU 0 to CPUs 1: [ 225.516867][ C1] NMI backtrace for cpu 1 skipped: idling at default_idle+0xb/0x10 [ 225.517859][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 225.533452][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 [ 225.540937][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 225.551197][ T27] Call Trace: [ 225.554718][ T27] [ 225.557825][ T27] dump_stack_lvl+0x188/0x250 [ 225.562734][ T27] ? show_regs_print_info+0x20/0x20 [ 225.568600][ T27] ? load_image+0x410/0x410 [ 225.573520][ T27] panic+0x2f8/0x850 [ 225.577525][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 225.583910][ T27] ? bpf_jit_dump+0xd0/0xd0 [ 225.588971][ T27] ? nmi_trigger_cpumask_backtrace+0x260/0x280 [ 225.595935][ T27] watchdog+0xe5a/0xe60 [ 225.600559][ T27] kthread+0x42e/0x520 [ 225.604921][ T27] ? hungtask_pm_notify+0x40/0x40 [ 225.611585][ T27] ? kthread_blkcg+0xd0/0xd0 [ 225.616186][ T27] ret_from_fork+0x1f/0x30 [ 225.620742][ T27] [ 225.624480][ T27] Kernel Offset: disabled [ 225.629133][ T27] Rebooting in 86400 seconds..