Warning: Permanently added '10.128.1.181' (ED25519) to the list of known hosts. 2026/05/09 16:00:05 parsed 1 programs [ 106.734796][ T4655] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 108.129740][ T4670] chnl_net:caif_netlink_parms(): no params data found [ 108.168766][ T4670] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.176674][ T4670] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.184832][ T4670] device bridge_slave_0 entered promiscuous mode [ 108.193019][ T4670] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.200658][ T4670] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.208943][ T4670] device bridge_slave_1 entered promiscuous mode [ 108.228581][ T4670] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 108.240216][ T4670] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 108.262522][ T4670] team0: Port device team_slave_0 added [ 108.271281][ T4670] team0: Port device team_slave_1 added [ 108.289895][ T4670] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 108.297948][ T4670] 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. [ 108.325395][ T4670] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 108.337809][ T4670] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 108.345486][ T4670] 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. [ 108.372532][ T4670] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 108.402068][ T4670] device hsr_slave_0 entered promiscuous mode [ 108.409812][ T4670] device hsr_slave_1 entered promiscuous mode [ 108.951537][ T4670] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 108.977242][ T4670] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 108.996370][ T4670] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 109.017180][ T4670] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 109.066539][ T4670] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.074026][ T4670] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.081664][ T4670] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.089406][ T4670] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.135196][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.154808][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.230037][ T4670] 8021q: adding VLAN 0 to HW filter on device bond0 [ 109.244465][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 109.263952][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 109.277688][ T4670] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.297112][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 109.314945][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 109.334761][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.342072][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.365280][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 109.380140][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 109.389572][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.397307][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.407509][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 109.424754][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 109.435888][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 109.446817][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 109.458900][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 109.473342][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 109.491350][ T4670] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 109.503915][ T4670] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 109.518659][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 109.527430][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 109.540789][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 109.556133][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 109.571701][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 109.586039][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 109.771179][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 109.781181][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 109.797693][ T4670] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.817800][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 109.827644][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 109.862030][ T4670] device veth0_vlan entered promiscuous mode [ 109.886644][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 109.905155][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 109.922774][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 109.933104][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 109.945443][ T4670] device veth1_vlan entered promiscuous mode [ 109.992991][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 110.008646][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 110.019604][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 110.030012][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 110.043265][ T4670] device veth0_macvtap entered promiscuous mode [ 110.055839][ T4670] device veth1_macvtap entered promiscuous mode [ 110.075998][ T4670] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 110.085507][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 110.095478][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 110.105455][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 110.115144][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 110.135754][ T4670] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.154007][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 110.166997][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 110.181484][ T4670] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.203681][ T4670] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.223455][ T4670] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.232641][ T4670] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.213157][ T1306] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 112.227098][ T1306] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 112.236304][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 112.259865][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 112.273593][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 112.281588][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 112.680228][ T144] ODEBUG: Out of memory. ODEBUG disabled [ 112.762699][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/09 16:00:15 executed programs: 0 [ 113.782781][ T4926] chnl_net:caif_netlink_parms(): no params data found [ 113.836201][ T4926] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.844619][ T4926] bridge0: port 1(bridge_slave_0) entered disabled state [ 113.854217][ T4926] device bridge_slave_0 entered promiscuous mode [ 113.864052][ T4926] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.872270][ T4926] bridge0: port 2(bridge_slave_1) entered disabled state [ 113.881695][ T4926] device bridge_slave_1 entered promiscuous mode [ 113.906525][ T4926] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 113.919923][ T4926] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 113.949298][ T4926] team0: Port device team_slave_0 added [ 113.959472][ T4926] team0: Port device team_slave_1 added [ 113.982035][ T4926] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 113.989304][ T4926] 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. [ 114.017612][ T4926] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 114.031560][ T4926] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 114.039558][ T4926] 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. [ 114.067386][ T4926] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 114.103776][ T4926] device hsr_slave_0 entered promiscuous mode [ 114.110882][ T4926] device hsr_slave_1 entered promiscuous mode [ 114.118784][ T4926] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 114.128186][ T4926] Cannot create hsr debugfs directory [ 114.700287][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.741453][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.800004][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 115.667970][ T4926] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 115.679599][ T4926] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 115.687432][ T13] Bluetooth: hci0: command 0x0409 tx timeout [ 115.721415][ T4926] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 115.731703][ T4926] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 115.850802][ T4926] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.866844][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 115.875570][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 115.888900][ T4926] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.912094][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 115.921177][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 115.930139][ T1306] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.937815][ T1306] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.953135][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 115.962900][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 115.972497][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 115.983203][ T1306] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.990723][ T1306] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.999292][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 116.029473][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 116.038132][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 116.048892][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 116.057943][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 116.067988][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 116.076677][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 116.087737][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 116.099094][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 116.130744][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 116.140766][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 116.151988][ T4926] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 116.250990][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 116.260246][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 116.274561][ T4926] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 116.307585][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 116.317725][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 116.339680][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 116.349211][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 116.359395][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 116.369229][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 116.381558][ T4926] device veth0_vlan entered promiscuous mode [ 116.399578][ T4926] device veth1_vlan entered promiscuous mode [ 116.416647][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 116.426704][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 116.435651][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 116.445849][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 116.460209][ T4926] device veth0_macvtap entered promiscuous mode [ 116.470419][ T4926] device veth1_macvtap entered promiscuous mode [ 116.495015][ T4926] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 116.509196][ T4926] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 116.521930][ T4926] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 116.530783][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 116.541626][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 116.550586][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 116.560157][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 116.581121][ T4926] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 116.594066][ T4926] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 116.605959][ T4926] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 116.614622][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 116.625098][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 116.636732][ T4926] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.648300][ T4926] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.658611][ T4926] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.668231][ T4926] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 116.680994][ T144] device hsr_slave_0 left promiscuous mode [ 116.689146][ T144] device hsr_slave_1 left promiscuous mode [ 116.695836][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 116.704461][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 116.712565][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 116.720351][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 116.728748][ T144] device bridge_slave_1 left promiscuous mode [ 116.736202][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.745391][ T144] device bridge_slave_0 left promiscuous mode [ 116.752455][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.767038][ T144] device veth1_macvtap left promiscuous mode [ 116.773834][ T144] device veth0_macvtap left promiscuous mode [ 116.780989][ T144] device veth1_vlan left promiscuous mode [ 116.787846][ T144] device veth0_vlan left promiscuous mode [ 116.906741][ T144] team0 (unregistering): Port device team_slave_1 removed [ 116.919116][ T144] team0 (unregistering): Port device team_slave_0 removed [ 116.930614][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 116.944901][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 116.992966][ T144] bond0 (unregistering): Released all slaves [ 117.072711][ T302] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.082317][ T302] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.101494][ T1306] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 117.117941][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 117.127330][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 117.136939][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 117.365748][ T4317] [ 117.368113][ T4317] ====================================================== [ 117.375295][ T4317] WARNING: possible circular locking dependency detected [ 117.383319][ T4317] syzkaller #0 Not tainted [ 117.388266][ T4317] ------------------------------------------------------ [ 117.395527][ T4317] kworker/1:18/4317 is trying to acquire lock: [ 117.401830][ T4317] ffff8880b9127eb8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x18d/0x7d0 [ 117.411072][ T4317] [ 117.411072][ T4317] but task is already holding lock: [ 117.418865][ T4317] ffff88801b59fa38 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 117.428408][ T4317] [ 117.428408][ T4317] which lock already depends on the new lock. [ 117.428408][ T4317] [ 117.438996][ T4317] [ 117.438996][ T4317] the existing dependency chain (in reverse order) is: [ 117.448378][ T4317] [ 117.448378][ T4317] -> #2 (&trie->lock){....}-{2:2}: [ 117.456350][ T4317] _raw_spin_lock_irqsave+0xb0/0x100 [ 117.462777][ T4317] trie_delete_elem+0x90/0x710 [ 117.468920][ T4317] bpf_prog_1db1603a7cfa36fb+0x3d/0x80c [ 117.475274][ T4317] bpf_trace_run3+0x19e/0x350 [ 117.480831][ T4317] enqueue_timer+0x394/0x520 [ 117.486400][ T4317] __mod_timer+0x911/0xd00 [ 117.492172][ T4317] mod_delayed_work_on+0xc3/0x1b0 [ 117.497721][ T4317] ipv6_mc_dad_complete+0x10a/0x210 [ 117.504041][ T4317] addrconf_dad_completed+0x671/0xc80 [ 117.510102][ T4317] addrconf_dad_work+0xc8c/0x1540 [ 117.515941][ T4317] process_one_work+0x85f/0x1010 [ 117.521562][ T4317] worker_thread+0xaa6/0x1290 [ 117.527103][ T4317] kthread+0x436/0x520 [ 117.531957][ T4317] ret_from_fork+0x1f/0x30 [ 117.537116][ T4317] [ 117.537116][ T4317] -> #1 (&base->lock){-.-.}-{2:2}: [ 117.544951][ T4317] _raw_spin_lock_irqsave+0xb0/0x100 [ 117.551102][ T4317] lock_timer_base+0x123/0x270 [ 117.556371][ T4317] __mod_timer+0xfe/0xd00 [ 117.561471][ T4317] queue_delayed_work_on+0x12d/0x1f0 [ 117.567360][ T4317] kvfree_call_rcu+0x4bc/0x7d0 [ 117.572895][ T4317] rtnl_register_internal+0x489/0x590 [ 117.579218][ T4317] rtnl_register+0x2e/0x70 [ 117.584400][ T4317] ip_rt_init+0x2e0/0x3a0 [ 117.589753][ T4317] ip_init+0xa/0x20 [ 117.594167][ T4317] inet_init+0x28b/0x3a0 [ 117.599189][ T4317] do_one_initcall+0x272/0x730 [ 117.604995][ T4317] do_initcall_level+0x137/0x1f0 [ 117.610943][ T4317] do_initcalls+0x4b/0x90 [ 117.615890][ T4317] kernel_init_freeable+0x3e9/0x570 [ 117.621865][ T4317] kernel_init+0x19/0x1b0 [ 117.626719][ T4317] ret_from_fork+0x1f/0x30 [ 117.631814][ T4317] [ 117.631814][ T4317] -> #0 (krc.lock){..-.}-{2:2}: [ 117.639033][ T4317] __lock_acquire+0x2c42/0x7d10 [ 117.644569][ T4317] lock_acquire+0x19e/0x400 [ 117.649747][ T4317] _raw_spin_lock+0x2a/0x40 [ 117.654925][ T4317] kvfree_call_rcu+0x18d/0x7d0 [ 117.660724][ T4317] trie_delete_elem+0x58c/0x710 [ 117.666261][ T4317] bpf_prog_1db1603a7cfa36fb+0x3d/0x80c [ 117.673029][ T4317] bpf_trace_run3+0x19e/0x350 [ 117.678395][ T4317] enqueue_timer+0x394/0x520 [ 117.683597][ T4317] __mod_timer+0x911/0xd00 [ 117.688703][ T4317] mod_delayed_work_on+0xc3/0x1b0 [ 117.694348][ T4317] ipv6_mc_dad_complete+0x10a/0x210 [ 117.700444][ T4317] addrconf_dad_completed+0x671/0xc80 [ 117.706677][ T4317] addrconf_dad_work+0xc8c/0x1540 [ 117.712652][ T4317] process_one_work+0x85f/0x1010 [ 117.718669][ T4317] worker_thread+0xaa6/0x1290 [ 117.724169][ T4317] kthread+0x436/0x520 [ 117.729776][ T4317] ret_from_fork+0x1f/0x30 [ 117.735258][ T4317] [ 117.735258][ T4317] other info that might help us debug this: [ 117.735258][ T4317] [ 117.746410][ T4317] Chain exists of: [ 117.746410][ T4317] krc.lock --> &base->lock --> &trie->lock [ 117.746410][ T4317] [ 117.759116][ T4317] Possible unsafe locking scenario: [ 117.759116][ T4317] [ 117.767541][ T4317] CPU0 CPU1 [ 117.773420][ T4317] ---- ---- [ 117.779543][ T4317] lock(&trie->lock); [ 117.784138][ T4317] lock(&base->lock); [ 117.791100][ T4317] lock(&trie->lock); [ 117.798120][ T4317] lock(krc.lock); [ 117.801922][ T4317] [ 117.801922][ T4317] *** DEADLOCK *** [ 117.801922][ T4317] [ 117.810567][ T4317] 7 locks held by kworker/1:18/4317: [ 117.816014][ T4317] #0: ffff88802afb7538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 [ 117.827308][ T4317] #1: ffffc9000300fd00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 [ 117.840085][ T4317] #2: ffffffff8d43d3c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xca/0x1540 [ 117.849631][ T4317] #3: ffff88807b1f8530 (&idev->mc_lock){+.+.}-{3:3}, at: ipv6_mc_dad_complete+0x2d/0x210 [ 117.860157][ T4317] #4: ffff8880b91280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 117.870153][ T4317] #5: ffffffff8c31eb20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 117.879672][ T4317] #6: ffff88801b59fa38 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 117.889234][ T4317] [ 117.889234][ T4317] stack backtrace: [ 117.895389][ T4317] CPU: 1 PID: 4317 Comm: kworker/1:18 Not tainted syzkaller #0 [ 117.903362][ T4317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 117.914035][ T4317] Workqueue: ipv6_addrconf addrconf_dad_work [ 117.920651][ T4317] Call Trace: [ 117.924106][ T4317] [ 117.927215][ T4317] dump_stack_lvl+0x188/0x250 [ 117.932255][ T4317] ? load_image+0x400/0x400 [ 117.936931][ T4317] ? show_regs_print_info+0x20/0x20 [ 117.942297][ T4317] ? print_circular_bug+0x12b/0x1a0 [ 117.947851][ T4317] check_noncircular+0x296/0x330 [ 117.953131][ T4317] ? add_chain_block+0x940/0x940 [ 117.958722][ T4317] ? lockdep_lock+0xf1/0x1f0 [ 117.963580][ T4317] ? mark_lock+0x94/0x320 [ 117.968174][ T4317] ? _find_first_zero_bit+0xce/0xf0 [ 117.973453][ T4317] __lock_acquire+0x2c42/0x7d10 [ 117.978555][ T4317] ? stack_trace_save+0xa6/0xf0 [ 117.983643][ T4317] ? stack_depot_save+0x404/0x440 [ 117.988845][ T4317] ? verify_lock_unused+0x140/0x140 [ 117.994494][ T4317] ? kasan_save_stack+0x4b/0x60 [ 117.999456][ T4317] ? kasan_save_stack+0x35/0x60 [ 118.004651][ T4317] ? kasan_record_aux_stack+0xb8/0x100 [ 118.010277][ T4317] ? kvfree_call_rcu+0x105/0x7d0 [ 118.015837][ T4317] ? trie_delete_elem+0x58c/0x710 [ 118.021286][ T4317] ? bpf_prog_1db1603a7cfa36fb+0x3d/0x80c [ 118.027252][ T4317] ? bpf_trace_run3+0x19e/0x350 [ 118.032360][ T4317] ? enqueue_timer+0x394/0x520 [ 118.037125][ T4317] ? __mod_timer+0x911/0xd00 [ 118.041838][ T4317] ? mod_delayed_work_on+0xc3/0x1b0 [ 118.047629][ T4317] ? ipv6_mc_dad_complete+0x10a/0x210 [ 118.053256][ T4317] ? addrconf_dad_completed+0x671/0xc80 [ 118.059405][ T4317] ? addrconf_dad_work+0xc8c/0x1540 [ 118.064686][ T4317] ? process_one_work+0x85f/0x1010 [ 118.070326][ T4317] ? worker_thread+0xaa6/0x1290 [ 118.075348][ T4317] ? kthread+0x436/0x520 [ 118.080094][ T4317] ? ret_from_fork+0x1f/0x30 [ 118.085637][ T4317] lock_acquire+0x19e/0x400 [ 118.090302][ T4317] ? kvfree_call_rcu+0x18d/0x7d0 [ 118.095411][ T4317] ? read_lock_is_recursive+0x10/0x10 [ 118.101555][ T4317] _raw_spin_lock+0x2a/0x40 [ 118.106592][ T4317] ? kvfree_call_rcu+0x18d/0x7d0 [ 118.112152][ T4317] kvfree_call_rcu+0x18d/0x7d0 [ 118.116931][ T4317] ? call_rcu+0x950/0x950 [ 118.121560][ T4317] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 118.127277][ T4317] ? _raw_spin_lock+0x40/0x40 [ 118.132711][ T4317] ? longest_prefix_match+0x452/0x660 [ 118.138452][ T4317] trie_delete_elem+0x58c/0x710 [ 118.143671][ T4317] bpf_prog_1db1603a7cfa36fb+0x3d/0x80c [ 118.149481][ T4317] bpf_trace_run3+0x19e/0x350 [ 118.154419][ T4317] ? debug_object_assert_init+0x33/0x2e0 [ 118.160475][ T4317] ? rcu_lock_release+0x5/0x20 [ 118.165402][ T4317] ? bpf_trace_run2+0x2e0/0x2e0 [ 118.170497][ T4317] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 118.176223][ T4317] ? _raw_spin_lock+0x40/0x40 [ 118.181545][ T4317] ? memset+0x1e/0x40 [ 118.186264][ T4317] enqueue_timer+0x394/0x520 [ 118.191155][ T4317] __mod_timer+0x911/0xd00 [ 118.195784][ T4317] mod_delayed_work_on+0xc3/0x1b0 [ 118.200981][ T4317] ? __queue_delayed_work+0x200/0x200 [ 118.206995][ T4317] ? prandom_u32+0x217/0x250 [ 118.211981][ T4317] ipv6_mc_dad_complete+0x10a/0x210 [ 118.217948][ T4317] addrconf_dad_completed+0x671/0xc80 [ 118.224200][ T4317] ? addrconf_dad_stop+0x430/0x430 [ 118.229849][ T4317] addrconf_dad_work+0xc8c/0x1540 [ 118.234863][ T4317] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 118.241010][ T4317] ? rcu_lock_release+0x20/0x20 [ 118.246015][ T4317] ? read_lock_is_recursive+0x10/0x10 [ 118.251378][ T4317] ? _raw_spin_unlock_irq+0x1f/0x40 [ 118.257365][ T4317] process_one_work+0x85f/0x1010 [ 118.262858][ T4317] ? worker_detach_from_pool+0x240/0x240 [ 118.269186][ T4317] ? lockdep_hardirqs_off+0x70/0x100 [ 118.275026][ T4317] ? _raw_spin_lock_irq+0xb7/0xf0 [ 118.281935][ T4317] ? _raw_spin_lock_irqsave+0x100/0x100 [ 118.288181][ T4317] ? wq_worker_running+0x97/0x170 [ 118.293639][ T4317] worker_thread+0xaa6/0x1290 [ 118.299244][ T4317] kthread+0x436/0x520 [ 118.304105][ T4317] ? rcu_lock_release+0x20/0x20 [ 118.309296][ T4317] ? kthread_blkcg+0xd0/0xd0 [ 118.314236][ T4317] ret_from_fork+0x1f/0x30 [ 118.319074][ T4317]