[ 66.882818][ T1236] device veth0_macvtap left promiscuous mode [ 66.890378][ T1236] device veth1_vlan left promiscuous mode [ 66.897127][ T1236] device veth0_vlan left promiscuous mode [ 67.056031][ T1236] team0 (unregistering): Port device team_slave_1 removed [ 67.067671][ T1236] team0 (unregistering): Port device team_slave_0 removed [ 67.078986][ T1236] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 67.091640][ T1236] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 67.136778][ T1236] bond0 (unregistering): Released all slaves [ 71.247391][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.253858][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.366166][ T7] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.14' (ED25519) to the list of known hosts. 2026/02/16 18:28:01 parsed 1 programs [ 85.465392][ T4592] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 88.147316][ T4644] chnl_net:caif_netlink_parms(): no params data found [ 88.193350][ T4644] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.200547][ T4644] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.208664][ T4644] device bridge_slave_0 entered promiscuous mode [ 88.216762][ T4644] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.223835][ T4644] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.231537][ T4644] device bridge_slave_1 entered promiscuous mode [ 88.264645][ T4644] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.278436][ T4644] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.306451][ T4644] team0: Port device team_slave_0 added [ 88.315397][ T4644] team0: Port device team_slave_1 added [ 88.330439][ T4644] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.337507][ T4644] 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. [ 88.363408][ T4644] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.375182][ T4644] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.382121][ T4644] 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. [ 88.408465][ T4644] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.444049][ T4644] device hsr_slave_0 entered promiscuous mode [ 88.452829][ T4644] device hsr_slave_1 entered promiscuous mode [ 89.041082][ T4644] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.051672][ T4644] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.063905][ T4644] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.075158][ T4644] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.190228][ T4644] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.204353][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 89.212786][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 89.228142][ T4644] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.260959][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 89.270682][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 89.279893][ T4287] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.287009][ T4287] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.328494][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 89.338346][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 89.348840][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 89.357700][ T4287] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.364835][ T4287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.374248][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 89.383706][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 89.393810][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 89.403583][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 89.422729][ T4644] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 89.435270][ T4644] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 89.448367][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 89.456400][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 89.465985][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 89.475033][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 89.483456][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 89.492726][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 89.501387][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 89.510160][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 89.682539][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 89.691908][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 89.704916][ T4644] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.745042][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 89.753967][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 89.770965][ T4644] device veth0_vlan entered promiscuous mode [ 89.778460][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 89.787703][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 89.804087][ T4644] device veth1_vlan entered promiscuous mode [ 89.822537][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 89.830741][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 89.840904][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 89.850224][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 89.887384][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 89.898043][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 89.908757][ T4644] device veth0_macvtap entered promiscuous mode [ 89.919258][ T4644] device veth1_macvtap entered promiscuous mode [ 89.937676][ T4644] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.947926][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 89.957439][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 89.966931][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 89.976079][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 89.990257][ T4644] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.999406][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 90.008924][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 90.022874][ T4644] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.032221][ T4644] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.042783][ T4644] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.052190][ T4644] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.825843][ T4287] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.833849][ T4287] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.888889][ T1236] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 90.902581][ T4287] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.910548][ T4287] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.935718][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/02/16 18:28:09 executed programs: 0 [ 91.759297][ T4806] chnl_net:caif_netlink_parms(): no params data found [ 91.860874][ T4806] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.872178][ T4806] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.880542][ T4806] device bridge_slave_0 entered promiscuous mode [ 91.892592][ T4806] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.899995][ T4806] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.910387][ T4806] device bridge_slave_1 entered promiscuous mode [ 91.929311][ T155] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.964182][ T4806] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.979214][ T4806] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.006100][ T4806] team0: Port device team_slave_0 added [ 92.013540][ T4806] team0: Port device team_slave_1 added [ 92.035447][ T4806] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.042439][ T4806] 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. [ 92.071612][ T4806] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.084951][ T4806] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.091894][ T4806] 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. [ 92.120181][ T4806] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.155937][ T4806] device hsr_slave_0 entered promiscuous mode [ 92.162728][ T4806] device hsr_slave_1 entered promiscuous mode [ 92.171758][ T4806] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 92.179742][ T4806] Cannot create hsr debugfs directory [ 93.564698][ T4652] Bluetooth: hci0: command 0x0409 tx timeout [ 94.452053][ T155] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.529002][ T155] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.590823][ T155] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.340153][ T4806] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.348782][ T4806] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.367171][ T4806] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.375663][ T4806] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.424249][ T4806] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.443721][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 95.451643][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 95.460768][ T4806] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.470498][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 95.479146][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.491437][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.498529][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.510431][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 95.518257][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 95.526980][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.535677][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.542705][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.558815][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 95.571197][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 95.581870][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 95.591230][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.623175][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.630891][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 95.639846][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.648462][ T4651] Bluetooth: hci0: command 0x041b tx timeout [ 95.650309][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 95.664788][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.672886][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 95.681316][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 95.690461][ T4806] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.715179][ T155] device hsr_slave_0 left promiscuous mode [ 95.721479][ T155] device hsr_slave_1 left promiscuous mode [ 95.729986][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 95.738178][ T155] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 95.747020][ T155] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 95.754686][ T155] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 95.762402][ T155] device bridge_slave_1 left promiscuous mode [ 95.768878][ T155] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.778409][ T155] device bridge_slave_0 left promiscuous mode [ 95.784734][ T155] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.794847][ T155] device veth1_macvtap left promiscuous mode [ 95.800877][ T155] device veth0_macvtap left promiscuous mode [ 95.807746][ T155] device veth1_vlan left promiscuous mode [ 95.813503][ T155] device veth0_vlan left promiscuous mode [ 95.925803][ T155] team0 (unregistering): Port device team_slave_1 removed [ 95.936942][ T155] team0 (unregistering): Port device team_slave_0 removed [ 95.948268][ T155] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 95.960105][ T155] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 96.005847][ T155] bond0 (unregistering): Released all slaves [ 96.079972][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 96.087728][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 96.101213][ T4806] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.123265][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 96.132807][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 96.149306][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 96.157522][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 96.166443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 96.174021][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 96.184758][ T4806] device veth0_vlan entered promiscuous mode [ 96.196940][ T4806] device veth1_vlan entered promiscuous mode [ 96.212633][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 96.220933][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 96.229192][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 96.237790][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 96.248468][ T4806] device veth0_macvtap entered promiscuous mode [ 96.257979][ T4806] device veth1_macvtap entered promiscuous mode [ 96.272893][ T4806] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 96.280891][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 96.290611][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 96.298789][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 96.307295][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 96.319608][ T4806] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.327167][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 96.335758][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 96.345826][ T4806] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.355347][ T4806] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.364028][ T4806] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.372886][ T4806] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.429449][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.439545][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.453226][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 96.476052][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.483884][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.492225][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/02/16 18:28:14 executed programs: 2 [ 97.725132][ T4651] Bluetooth: hci0: command 0x040f tx timeout [ 97.916513][ T15] [ 97.918854][ T15] ====================================================== [ 97.925969][ T15] WARNING: possible circular locking dependency detected [ 97.933017][ T15] syzkaller #0 Not tainted [ 97.937413][ T15] ------------------------------------------------------ [ 97.944407][ T15] rcu_preempt/15 is trying to acquire lock: [ 97.950275][ T15] ffff8880b9127eb8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x18d/0x7d0 [ 97.958899][ T15] [ 97.958899][ T15] but task is already holding lock: [ 97.966241][ T15] ffff888077892a38 (&trie->lock){..-.}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 97.975084][ T15] [ 97.975084][ T15] which lock already depends on the new lock. [ 97.975084][ T15] [ 97.985488][ T15] [ 97.985488][ T15] the existing dependency chain (in reverse order) is: [ 97.994573][ T15] [ 97.994573][ T15] -> #2 (&trie->lock){..-.}-{2:2}: [ 98.001922][ T15] _raw_spin_lock_irqsave+0xb0/0x100 [ 98.007700][ T15] trie_delete_elem+0x90/0x710 [ 98.012959][ T15] bpf_prog_1db1603a7cfa36fb+0x3d/0x958 [ 98.018995][ T15] bpf_trace_run3+0x19e/0x350 [ 98.024193][ T15] enqueue_timer+0x394/0x520 [ 98.029276][ T15] __mod_timer+0x911/0xd00 [ 98.034184][ T15] schedule_timeout+0x17f/0x2d0 [ 98.039533][ T15] rcu_gp_fqs_loop+0x2be/0x11d0 [ 98.044878][ T15] rcu_gp_kthread+0x9b/0x370 [ 98.049983][ T15] kthread+0x436/0x520 [ 98.054539][ T15] ret_from_fork+0x1f/0x30 [ 98.059446][ T15] [ 98.059446][ T15] -> #1 (&base->lock){-.-.}-{2:2}: [ 98.066707][ T15] _raw_spin_lock_irqsave+0xb0/0x100 [ 98.072480][ T15] lock_timer_base+0x123/0x270 [ 98.077823][ T15] __mod_timer+0xfe/0xd00 [ 98.082648][ T15] queue_delayed_work_on+0x12d/0x1f0 [ 98.088421][ T15] kvfree_call_rcu+0x4bc/0x7d0 [ 98.093782][ T15] rtnl_register_internal+0x489/0x590 [ 98.099742][ T15] rtnl_register+0x2e/0x70 [ 98.104651][ T15] ip_rt_init+0x2e0/0x3a0 [ 98.109476][ T15] ip_init+0xa/0x20 [ 98.113776][ T15] inet_init+0x28b/0x3a0 [ 98.118775][ T15] do_one_initcall+0x272/0x730 [ 98.124032][ T15] do_initcall_level+0x137/0x1f0 [ 98.129548][ T15] do_initcalls+0x4b/0x90 [ 98.134379][ T15] kernel_init_freeable+0x3e9/0x570 [ 98.140068][ T15] kernel_init+0x19/0x1b0 [ 98.144946][ T15] ret_from_fork+0x1f/0x30 [ 98.149854][ T15] [ 98.149854][ T15] -> #0 (krc.lock){..-.}-{2:2}: [ 98.156855][ T15] __lock_acquire+0x2c42/0x7d10 [ 98.162199][ T15] lock_acquire+0x19e/0x400 [ 98.167190][ T15] _raw_spin_lock+0x2a/0x40 [ 98.172180][ T15] kvfree_call_rcu+0x18d/0x7d0 [ 98.177431][ T15] trie_delete_elem+0x58c/0x710 [ 98.182786][ T15] bpf_prog_1db1603a7cfa36fb+0x3d/0x958 [ 98.188819][ T15] bpf_trace_run3+0x19e/0x350 [ 98.193983][ T15] enqueue_timer+0x394/0x520 [ 98.199062][ T15] __mod_timer+0x911/0xd00 [ 98.203965][ T15] schedule_timeout+0x17f/0x2d0 [ 98.209311][ T15] rcu_gp_fqs_loop+0x2be/0x11d0 [ 98.214648][ T15] rcu_gp_kthread+0x9b/0x370 [ 98.219724][ T15] kthread+0x436/0x520 [ 98.224280][ T15] ret_from_fork+0x1f/0x30 [ 98.229204][ T15] [ 98.229204][ T15] other info that might help us debug this: [ 98.229204][ T15] [ 98.239396][ T15] Chain exists of: [ 98.239396][ T15] krc.lock --> &base->lock --> &trie->lock [ 98.239396][ T15] [ 98.251081][ T15] Possible unsafe locking scenario: [ 98.251081][ T15] [ 98.258583][ T15] CPU0 CPU1 [ 98.264003][ T15] ---- ---- [ 98.269334][ T15] lock(&trie->lock); [ 98.273369][ T15] lock(&base->lock); [ 98.279923][ T15] lock(&trie->lock); [ 98.286561][ T15] lock(krc.lock); [ 98.290334][ T15] [ 98.290334][ T15] *** DEADLOCK *** [ 98.290334][ T15] [ 98.298443][ T15] 3 locks held by rcu_preempt/15: [ 98.303430][ T15] #0: ffff8880b91280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 98.312696][ T15] #1: ffffffff8c31eaa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 98.321963][ T15] #2: ffff888077892a38 (&trie->lock){..-.}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 98.331230][ T15] [ 98.331230][ T15] stack backtrace: [ 98.337097][ T15] CPU: 1 PID: 15 Comm: rcu_preempt Not tainted syzkaller #0 [ 98.344348][ T15] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 98.354375][ T15] Call Trace: [ 98.357631][ T15] [ 98.360536][ T15] dump_stack_lvl+0x188/0x250 [ 98.365194][ T15] ? load_image+0x400/0x400 [ 98.369666][ T15] ? show_regs_print_info+0x20/0x20 [ 98.374833][ T15] ? print_circular_bug+0x12b/0x1a0 [ 98.379998][ T15] check_noncircular+0x296/0x330 [ 98.384906][ T15] ? add_chain_block+0x940/0x940 [ 98.389809][ T15] ? lockdep_lock+0xf1/0x1f0 [ 98.394369][ T15] ? mark_lock+0x94/0x320 [ 98.398669][ T15] __lock_acquire+0x2c42/0x7d10 [ 98.403490][ T15] ? stack_trace_save+0xa6/0xf0 [ 98.408311][ T15] ? stack_depot_save+0x404/0x440 [ 98.413303][ T15] ? verify_lock_unused+0x140/0x140 [ 98.418472][ T15] ? kasan_save_stack+0x4b/0x60 [ 98.423293][ T15] ? kasan_save_stack+0x35/0x60 [ 98.428112][ T15] ? kasan_record_aux_stack+0xb8/0x100 [ 98.433634][ T15] ? kvfree_call_rcu+0x105/0x7d0 [ 98.438540][ T15] ? trie_delete_elem+0x58c/0x710 [ 98.443534][ T15] ? bpf_prog_1db1603a7cfa36fb+0x3d/0x958 [ 98.449218][ T15] ? bpf_trace_run3+0x19e/0x350 [ 98.454043][ T15] ? enqueue_timer+0x394/0x520 [ 98.458787][ T15] ? __mod_timer+0x911/0xd00 [ 98.463345][ T15] ? schedule_timeout+0x17f/0x2d0 [ 98.468339][ T15] ? rcu_gp_fqs_loop+0x2be/0x11d0 [ 98.473342][ T15] ? rcu_gp_kthread+0x9b/0x370 [ 98.478091][ T15] ? kthread+0x436/0x520 [ 98.482307][ T15] ? ret_from_fork+0x1f/0x30 [ 98.486875][ T15] lock_acquire+0x19e/0x400 [ 98.491359][ T15] ? kvfree_call_rcu+0x18d/0x7d0 [ 98.496305][ T15] ? read_lock_is_recursive+0x10/0x10 [ 98.501650][ T15] _raw_spin_lock+0x2a/0x40 [ 98.506210][ T15] ? kvfree_call_rcu+0x18d/0x7d0 [ 98.511130][ T15] kvfree_call_rcu+0x18d/0x7d0 [ 98.515866][ T15] ? call_rcu+0x950/0x950 [ 98.520167][ T15] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 98.525593][ T15] ? _raw_spin_lock+0x40/0x40 [ 98.530236][ T15] ? longest_prefix_match+0x452/0x660 [ 98.535577][ T15] trie_delete_elem+0x58c/0x710 [ 98.540402][ T15] bpf_prog_1db1603a7cfa36fb+0x3d/0x958 [ 98.545922][ T15] bpf_trace_run3+0x19e/0x350 [ 98.550572][ T15] ? do_raw_spin_unlock+0x11d/0x230 [ 98.555736][ T15] ? bpf_trace_run2+0x2e0/0x2e0 [ 98.560643][ T15] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 98.566514][ T15] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 98.571940][ T15] ? _raw_spin_lock+0x40/0x40 [ 98.576594][ T15] enqueue_timer+0x394/0x520 [ 98.581156][ T15] __mod_timer+0x911/0xd00 [ 98.585540][ T15] schedule_timeout+0x17f/0x2d0 [ 98.590362][ T15] ? console_conditional_schedule+0x40/0x40 [ 98.596226][ T15] ? update_process_times+0x200/0x200 [ 98.601573][ T15] ? prepare_to_swait_event+0x331/0x350 [ 98.607089][ T15] rcu_gp_fqs_loop+0x2be/0x11d0 [ 98.611908][ T15] ? lockdep_hardirqs_on+0x94/0x140 [ 98.617277][ T15] ? rcu_gp_init+0xd6c/0x10f0 [ 98.622181][ T15] ? rcu_gp_init+0x10f0/0x10f0 [ 98.626913][ T15] ? _raw_spin_unlock_irq+0x1f/0x40 [ 98.632082][ T15] ? lockdep_hardirqs_on+0x94/0x140 [ 98.637250][ T15] rcu_gp_kthread+0x9b/0x370 [ 98.641809][ T15] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 98.647671][ T15] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 98.652754][ T15] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 98.658615][ T15] ? __kthread_parkme+0x157/0x1b0 [ 98.663618][ T15] kthread+0x436/0x520 [ 98.667656][ T15] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 98.672740][ T15] ? kthread_blkcg+0xd0/0xd0 [ 98.677296][ T15] ret_from_fork+0x1f/0x30 [ 98.681697][ T15]