Warning: Permanently added '10.128.0.192' (ED25519) to the list of known hosts. 2026/05/06 02:42:24 parsed 1 programs [ 104.238966][ T4663] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 106.993237][ T4706] chnl_net:caif_netlink_parms(): no params data found [ 107.049312][ T4706] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.057574][ T4706] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.066187][ T4706] device bridge_slave_0 entered promiscuous mode [ 107.075101][ T4706] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.083378][ T4706] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.092210][ T4706] device bridge_slave_1 entered promiscuous mode [ 107.119515][ T4706] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 107.131461][ T4706] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 107.157572][ T4706] team0: Port device team_slave_0 added [ 107.167484][ T4706] team0: Port device team_slave_1 added [ 107.187078][ T4706] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 107.195844][ T4706] 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. [ 107.223600][ T4706] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 107.236132][ T4706] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 107.243420][ T4706] 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. [ 107.271730][ T4706] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 107.309314][ T4706] device hsr_slave_0 entered promiscuous mode [ 107.316588][ T4706] device hsr_slave_1 entered promiscuous mode [ 108.037303][ T4706] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 108.052455][ T4706] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 108.087025][ T4706] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 108.099128][ T4706] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 108.190472][ T4706] 8021q: adding VLAN 0 to HW filter on device bond0 [ 108.234342][ T4706] 8021q: adding VLAN 0 to HW filter on device team0 [ 108.242878][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 108.252105][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 108.269067][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 108.280239][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 108.291696][ T4283] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.300980][ T4283] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.311936][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 108.322738][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 108.332442][ T4283] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.340739][ T4283] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.380903][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 108.389915][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 108.399427][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 108.410797][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 108.422271][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 108.432006][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 108.448476][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 108.457541][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 108.467114][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 108.476793][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 108.485782][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 108.496047][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 108.532366][ T4706] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 108.682129][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 108.690915][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 108.705659][ T4706] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.742512][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 108.753791][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 108.796069][ T4706] device veth0_vlan entered promiscuous mode [ 108.805704][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 108.817310][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 108.833177][ T4706] device veth1_vlan entered promiscuous mode [ 108.845687][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 108.856425][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 108.867740][ T4283] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 108.899516][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 108.914772][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 108.927037][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 108.939477][ T4706] device veth0_macvtap entered promiscuous mode [ 108.953640][ T4706] device veth1_macvtap entered promiscuous mode [ 108.971673][ T4706] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 108.981063][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 108.994266][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 109.007299][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 109.023511][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 109.039943][ T4706] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 109.050211][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 109.059721][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 109.072586][ T4706] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.098417][ T4706] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.107348][ T4706] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.136049][ T4706] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.381290][ T4283] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 109.402317][ T4283] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 109.420755][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 109.444056][ T155] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 109.459274][ T155] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 109.477766][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/05/06 02:42:33 executed programs: 0 [ 110.659096][ T3078] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.876114][ T4861] chnl_net:caif_netlink_parms(): no params data found [ 110.933537][ T4861] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.941519][ T4861] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.950425][ T4861] device bridge_slave_0 entered promiscuous mode [ 110.960025][ T4861] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.967452][ T4861] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.976372][ T4861] device bridge_slave_1 entered promiscuous mode [ 111.005055][ T4861] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.018656][ T4861] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.053329][ T4861] team0: Port device team_slave_0 added [ 111.061538][ T4861] team0: Port device team_slave_1 added [ 111.085695][ T4861] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 111.093453][ T4861] 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. [ 111.122836][ T4861] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 111.141720][ T4861] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 111.149577][ T4861] 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. [ 111.178970][ T4861] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 111.219710][ T4861] device hsr_slave_0 entered promiscuous mode [ 111.226891][ T4861] device hsr_slave_1 entered promiscuous mode [ 111.234970][ T4861] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 111.243417][ T4861] Cannot create hsr debugfs directory [ 112.799234][ T4723] Bluetooth: hci0: command 0x0409 tx timeout [ 113.103484][ T3078] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 113.517396][ T3078] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 113.576165][ T3078] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 114.431842][ T4861] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 114.442961][ T4861] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 114.452318][ T4861] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 114.462918][ T4861] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 114.517340][ T4861] 8021q: adding VLAN 0 to HW filter on device bond0 [ 114.543154][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 114.552524][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 114.563389][ T4861] 8021q: adding VLAN 0 to HW filter on device team0 [ 114.573606][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 114.583413][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 114.592328][ T155] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.600822][ T155] bridge0: port 1(bridge_slave_0) entered forwarding state [ 114.612346][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 114.634891][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 114.645020][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 114.655595][ T155] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.664207][ T155] bridge0: port 2(bridge_slave_1) entered forwarding state [ 114.676050][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 114.701688][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 114.716109][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 114.729552][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 114.740265][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 114.760541][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 114.770686][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 114.783876][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 114.793813][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 114.807777][ T4861] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 114.821541][ T4861] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 114.833161][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 114.842651][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 114.878048][ T4247] Bluetooth: hci0: command 0x041b tx timeout [ 114.939181][ T3078] device hsr_slave_0 left promiscuous mode [ 114.950305][ T3078] device hsr_slave_1 left promiscuous mode [ 114.958672][ T3078] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 114.967519][ T3078] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 114.977806][ T3078] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 114.987796][ T3078] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 115.000917][ T3078] device bridge_slave_1 left promiscuous mode [ 115.014511][ T3078] bridge0: port 2(bridge_slave_1) entered disabled state [ 115.033462][ T3078] device bridge_slave_0 left promiscuous mode [ 115.044398][ T3078] bridge0: port 1(bridge_slave_0) entered disabled state [ 115.059119][ T3078] device veth1_macvtap left promiscuous mode [ 115.068961][ T3078] device veth0_macvtap left promiscuous mode [ 115.077684][ T3078] device veth1_vlan left promiscuous mode [ 115.085803][ T3078] device veth0_vlan left promiscuous mode [ 115.213396][ T3078] team0 (unregistering): Port device team_slave_1 removed [ 115.227497][ T3078] team0 (unregistering): Port device team_slave_0 removed [ 115.240560][ T3078] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 115.257106][ T3078] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 115.311456][ T3078] bond0 (unregistering): Released all slaves [ 115.378931][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 115.387780][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 115.403895][ T4861] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 115.431132][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 115.444930][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 115.469178][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 115.481316][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 115.492778][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 115.503376][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 115.516593][ T4861] device veth0_vlan entered promiscuous mode [ 115.536442][ T4861] device veth1_vlan entered promiscuous mode [ 115.552299][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 115.573246][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 115.586400][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 115.603625][ T4861] device veth0_macvtap entered promiscuous mode [ 115.618478][ T4861] device veth1_macvtap entered promiscuous mode [ 115.639407][ T4861] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 115.650036][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 115.659138][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 115.667493][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 115.680189][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 115.692670][ T4861] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 115.703924][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 115.714174][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 115.726494][ T4861] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.740114][ T4861] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.750162][ T4861] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.761612][ T4861] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.820636][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.832834][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.841696][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2026/05/06 02:42:39 executed programs: 2 [ 115.869663][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.881410][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.891061][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 115.938113][ T15] [ 115.942418][ T15] ====================================================== [ 115.956259][ T15] WARNING: possible circular locking dependency detected [ 115.969487][ T15] syzkaller #0 Not tainted [ 115.977230][ T15] ------------------------------------------------------ [ 115.986771][ T15] rcu_preempt/15 is trying to acquire lock: [ 115.993362][ T15] ffff88807b10b238 (&trie->lock){..-.}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 116.005499][ T15] [ 116.005499][ T15] but task is already holding lock: [ 116.014011][ T15] ffff8880b91280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 116.025051][ T15] [ 116.025051][ T15] which lock already depends on the new lock. [ 116.025051][ T15] [ 116.038463][ T15] [ 116.038463][ T15] the existing dependency chain (in reverse order) is: [ 116.048612][ T15] [ 116.048612][ T15] -> #2 (&base->lock){-.-.}-{2:2}: [ 116.057143][ T15] _raw_spin_lock_irqsave+0xb0/0x100 [ 116.063307][ T15] lock_timer_base+0x123/0x270 [ 116.069117][ T15] __mod_timer+0xfe/0xd00 [ 116.074138][ T15] queue_delayed_work_on+0x12d/0x1f0 [ 116.080283][ T15] kvfree_call_rcu+0x4bc/0x7d0 [ 116.086163][ T15] rtnl_register_internal+0x489/0x590 [ 116.092304][ T15] rtnl_register+0x2e/0x70 [ 116.098035][ T15] ip_rt_init+0x2e0/0x3a0 [ 116.103566][ T15] ip_init+0xa/0x20 [ 116.108330][ T15] inet_init+0x28b/0x3a0 [ 116.113824][ T15] do_one_initcall+0x272/0x730 [ 116.120887][ T15] do_initcall_level+0x137/0x1f0 [ 116.128495][ T15] do_initcalls+0x4b/0x90 [ 116.134695][ T15] kernel_init_freeable+0x3e9/0x570 [ 116.141377][ T15] kernel_init+0x19/0x1b0 [ 116.146727][ T15] ret_from_fork+0x1f/0x30 [ 116.152014][ T15] [ 116.152014][ T15] -> #1 (krc.lock){..-.}-{2:2}: [ 116.159909][ T15] _raw_spin_lock+0x2a/0x40 [ 116.165890][ T15] kvfree_call_rcu+0x18d/0x7d0 [ 116.171866][ T15] trie_update_elem+0x86c/0xc50 [ 116.178005][ T15] bpf_map_update_value+0x57d/0x650 [ 116.184845][ T15] generic_map_update_batch+0x52d/0x7d0 [ 116.192206][ T15] bpf_map_do_batch+0x466/0x600 [ 116.198454][ T15] __sys_bpf+0x671/0x6f0 [ 116.203854][ T15] __x64_sys_bpf+0x78/0x90 [ 116.209797][ T15] do_syscall_64+0x4c/0xa0 [ 116.216245][ T15] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 116.224452][ T15] [ 116.224452][ T15] -> #0 (&trie->lock){..-.}-{2:2}: [ 116.232361][ T15] __lock_acquire+0x2c42/0x7d10 [ 116.238362][ T15] lock_acquire+0x19e/0x400 [ 116.244071][ T15] _raw_spin_lock_irqsave+0xb0/0x100 [ 116.251033][ T15] trie_delete_elem+0x90/0x710 [ 116.257202][ T15] bpf_prog_5186c38a4019a4cb+0x42/0xcf4 [ 116.263805][ T15] bpf_trace_run3+0x19e/0x350 [ 116.269701][ T15] enqueue_timer+0x394/0x520 [ 116.276381][ T15] __mod_timer+0x911/0xd00 [ 116.282399][ T15] schedule_timeout+0x17f/0x2d0 [ 116.287846][ T15] rcu_gp_fqs_loop+0x2be/0x11d0 [ 116.293375][ T15] rcu_gp_kthread+0x9b/0x370 [ 116.298743][ T15] kthread+0x436/0x520 [ 116.303859][ T15] ret_from_fork+0x1f/0x30 [ 116.309561][ T15] [ 116.309561][ T15] other info that might help us debug this: [ 116.309561][ T15] [ 116.321066][ T15] Chain exists of: [ 116.321066][ T15] &trie->lock --> krc.lock --> &base->lock [ 116.321066][ T15] [ 116.334880][ T15] Possible unsafe locking scenario: [ 116.334880][ T15] [ 116.343206][ T15] CPU0 CPU1 [ 116.348921][ T15] ---- ---- [ 116.354794][ T15] lock(&base->lock); [ 116.359039][ T15] lock(krc.lock); [ 116.365760][ T15] lock(&base->lock); [ 116.372723][ T15] lock(&trie->lock); [ 116.376964][ T15] [ 116.376964][ T15] *** DEADLOCK *** [ 116.376964][ T15] [ 116.385709][ T15] 2 locks held by rcu_preempt/15: [ 116.391067][ T15] #0: ffff8880b91280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 116.401330][ T15] #1: ffffffff8c31eb20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 116.412210][ T15] [ 116.412210][ T15] stack backtrace: [ 116.418190][ T15] CPU: 1 PID: 15 Comm: rcu_preempt Not tainted syzkaller #0 [ 116.426348][ T15] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 116.438945][ T15] Call Trace: [ 116.442633][ T15] [ 116.445812][ T15] dump_stack_lvl+0x188/0x250 [ 116.450823][ T15] ? load_image+0x400/0x400 [ 116.455952][ T15] ? show_regs_print_info+0x20/0x20 [ 116.461808][ T15] ? print_circular_bug+0x12b/0x1a0 [ 116.467360][ T15] check_noncircular+0x296/0x330 [ 116.472699][ T15] ? add_chain_block+0x940/0x940 [ 116.478429][ T15] ? lockdep_lock+0x15c/0x1f0 [ 116.484003][ T15] ? __lock_acquire+0x13bc/0x7d10 [ 116.489288][ T15] ? mark_lock+0x94/0x320 [ 116.493884][ T15] ? _find_first_zero_bit+0xce/0xf0 [ 116.499189][ T15] __lock_acquire+0x2c42/0x7d10 [ 116.504935][ T15] ? mark_lock+0x94/0x320 [ 116.509454][ T15] ? __lock_acquire+0x12e8/0x7d10 [ 116.515221][ T15] ? verify_lock_unused+0x140/0x140 [ 116.520873][ T15] lock_acquire+0x19e/0x400 [ 116.526168][ T15] ? trie_delete_elem+0x90/0x710 [ 116.531457][ T15] ? verify_lock_unused+0x140/0x140 [ 116.537106][ T15] ? verify_lock_unused+0x140/0x140 [ 116.542908][ T15] ? mark_lock+0x94/0x320 [ 116.547429][ T15] ? read_lock_is_recursive+0x10/0x10 [ 116.553314][ T15] ? __lock_acquire+0x13bc/0x7d10 [ 116.558508][ T15] _raw_spin_lock_irqsave+0xb0/0x100 [ 116.563779][ T15] ? trie_delete_elem+0x90/0x710 [ 116.570099][ T15] ? _raw_spin_lock+0x40/0x40 [ 116.575034][ T15] trie_delete_elem+0x90/0x710 [ 116.579980][ T15] ? __lock_acquire+0x7d10/0x7d10 [ 116.585292][ T15] bpf_prog_5186c38a4019a4cb+0x42/0xcf4 [ 116.591541][ T15] bpf_trace_run3+0x19e/0x350 [ 116.596832][ T15] ? do_raw_spin_unlock+0x11d/0x230 [ 116.602292][ T15] ? bpf_trace_run2+0x2e0/0x2e0 [ 116.608641][ T15] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 116.615833][ T15] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 116.621540][ T15] ? _raw_spin_lock+0x40/0x40 [ 116.626374][ T15] enqueue_timer+0x394/0x520 [ 116.630963][ T15] __mod_timer+0x911/0xd00 [ 116.635798][ T15] schedule_timeout+0x17f/0x2d0 [ 116.640996][ T15] ? console_conditional_schedule+0x40/0x40 [ 116.647308][ T15] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 116.653812][ T15] ? update_process_times+0x200/0x200 [ 116.659606][ T15] ? prepare_to_swait_event+0x331/0x350 [ 116.665503][ T15] rcu_gp_fqs_loop+0x2be/0x11d0 [ 116.670621][ T15] ? dump_blkd_tasks+0x7e0/0x7e0 [ 116.676076][ T15] ? rcu_gp_init+0x10f0/0x10f0 [ 116.681394][ T15] ? finish_swait+0xc0/0x1d0 [ 116.686427][ T15] rcu_gp_kthread+0x9b/0x370 [ 116.691578][ T15] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 116.698797][ T15] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 116.704900][ T15] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 116.711711][ T15] ? __kthread_parkme+0x157/0x1b0 [ 116.717496][ T15] kthread+0x436/0x520 [ 116.721667][ T15] ? rcu_report_qs_rsp+0x1a0/0x1a0 [ 116.727131][ T15] ? kthread_blkcg+0xd0/0xd0 [ 116.731881][ T15] ret_from_fork+0x1f/0x30 [ 116.736562][ T15] [ 116.950587][ T4247] Bluetooth: hci0: command 0x040f tx timeout