[ 71.403623][ T1428] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.410148][ T1428] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.0.226' (ED25519) to the list of known hosts. 2026/03/02 19:23:30 ignoring optional flag "type"="gce" 2026/03/02 19:23:30 parsed 1 programs 2026/03/02 19:23:33 executed programs: 0 [ 77.724969][ T4396] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 77.861356][ T4502] chnl_net:caif_netlink_parms(): no params data found [ 77.899793][ T4502] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.906995][ T4502] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.914939][ T4502] device bridge_slave_0 entered promiscuous mode [ 77.922732][ T4502] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.929864][ T4502] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.938294][ T4502] device bridge_slave_1 entered promiscuous mode [ 77.958024][ T4502] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.968764][ T4502] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.990250][ T4502] team0: Port device team_slave_0 added [ 77.997624][ T4502] team0: Port device team_slave_1 added [ 78.015371][ T4502] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.022448][ T4502] 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. [ 78.048612][ T4502] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.060463][ T4502] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.067614][ T4502] 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. [ 78.093685][ T4502] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.122806][ T4502] device hsr_slave_0 entered promiscuous mode [ 78.129541][ T4502] device hsr_slave_1 entered promiscuous mode [ 78.634455][ T4502] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.645963][ T4502] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.656441][ T4502] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.667760][ T4502] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.694958][ T4502] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.702129][ T4502] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.709795][ T4502] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.717063][ T4502] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.777518][ T4502] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.795536][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.806010][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.815014][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.824685][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 78.840395][ T4502] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.855256][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.866889][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.876180][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.883329][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.902786][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.913543][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.922822][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.930018][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.943681][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.963133][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.972757][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.985603][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.995859][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.006707][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.025139][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.033922][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.044643][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.054901][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.065634][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.075843][ T4502] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.213197][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 79.222719][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 79.235891][ T4502] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.259187][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 79.269170][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 79.289774][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 79.299450][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 79.311552][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 79.320044][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 79.333004][ T4502] device veth0_vlan entered promiscuous mode [ 79.347585][ T4502] device veth1_vlan entered promiscuous mode [ 79.373678][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 79.383522][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 79.392690][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 79.402121][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 79.415103][ T4502] device veth0_macvtap entered promiscuous mode [ 79.425569][ T4502] device veth1_macvtap entered promiscuous mode [ 79.443893][ T4502] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.453883][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 79.463708][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 79.474089][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 79.483564][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 79.498018][ T4502] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.506918][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 79.518059][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 79.533023][ T4502] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.542413][ T4502] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.553503][ T4502] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.562787][ T4502] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.801839][ T1108] Bluetooth: hci0: command 0x0409 tx timeout [ 80.080339][ T4514] [ 80.082741][ T4514] ====================================================== [ 80.089752][ T4514] WARNING: possible circular locking dependency detected [ 80.096761][ T4514] syzkaller #0 Not tainted [ 80.101169][ T4514] ------------------------------------------------------ [ 80.108176][ T4514] udevd/4514 is trying to acquire lock: [ 80.113739][ T4514] ffff8880b9127eb8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x18d/0x7d0 [ 80.122353][ T4514] [ 80.122353][ T4514] but task is already holding lock: [ 80.129708][ T4514] ffff8880728c5a38 (&trie->lock){..-.}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 80.138673][ T4514] [ 80.138673][ T4514] which lock already depends on the new lock. [ 80.138673][ T4514] [ 80.149153][ T4514] [ 80.149153][ T4514] the existing dependency chain (in reverse order) is: [ 80.158166][ T4514] [ 80.158166][ T4514] -> #2 (&trie->lock){..-.}-{2:2}: [ 80.165455][ T4514] _raw_spin_lock_irqsave+0xb0/0x100 [ 80.171267][ T4514] trie_delete_elem+0x90/0x710 [ 80.176548][ T4514] bpf_prog_2c29ac5cdc6b1842+0x406/0xfbc [ 80.182695][ T4514] bpf_trace_run3+0x19e/0x350 [ 80.187884][ T4514] enqueue_timer+0x394/0x520 [ 80.193170][ T4514] __mod_timer+0x911/0xd00 [ 80.198102][ T4514] schedule_timeout+0x17f/0x2d0 [ 80.203468][ T4514] msleep+0x31/0x50 [ 80.207903][ T4514] nsim_fib_event_work+0x27fb/0x33e0 [ 80.213707][ T4514] process_one_work+0x85f/0x1010 [ 80.219160][ T4514] worker_thread+0xd60/0x1290 [ 80.224359][ T4514] kthread+0x436/0x520 [ 80.228945][ T4514] ret_from_fork+0x1f/0x30 [ 80.233877][ T4514] [ 80.233877][ T4514] -> #1 (&base->lock){-.-.}-{2:2}: [ 80.241165][ T4514] _raw_spin_lock_irqsave+0xb0/0x100 [ 80.246978][ T4514] lock_timer_base+0x123/0x270 [ 80.252258][ T4514] __mod_timer+0xfe/0xd00 [ 80.257278][ T4514] queue_delayed_work_on+0x12d/0x1f0 [ 80.263168][ T4514] kvfree_call_rcu+0x4bc/0x7d0 [ 80.268445][ T4514] rtnl_register_internal+0x489/0x590 [ 80.274333][ T4514] rtnl_register+0x2e/0x70 [ 80.279275][ T4514] ip_rt_init+0x2e0/0x3a0 [ 80.284118][ T4514] ip_init+0xa/0x20 [ 80.288453][ T4514] inet_init+0x28b/0x3a0 [ 80.293219][ T4514] do_one_initcall+0x272/0x730 [ 80.298527][ T4514] do_initcall_level+0x137/0x1f0 [ 80.303995][ T4514] do_initcalls+0x4b/0x90 [ 80.308848][ T4514] kernel_init_freeable+0x3e9/0x570 [ 80.314558][ T4514] kernel_init+0x19/0x1b0 [ 80.319497][ T4514] ret_from_fork+0x1f/0x30 [ 80.324429][ T4514] [ 80.324429][ T4514] -> #0 (krc.lock){..-.}-{2:2}: [ 80.331464][ T4514] __lock_acquire+0x2c42/0x7d10 [ 80.336838][ T4514] lock_acquire+0x19e/0x400 [ 80.341856][ T4514] _raw_spin_lock+0x2a/0x40 [ 80.346885][ T4514] kvfree_call_rcu+0x18d/0x7d0 [ 80.352559][ T4514] trie_delete_elem+0x58c/0x710 [ 80.358210][ T4514] bpf_prog_2c29ac5cdc6b1842+0x3a/0xfbc [ 80.364278][ T4514] bpf_trace_run3+0x19e/0x350 [ 80.369529][ T4514] enqueue_timer+0x394/0x520 [ 80.374635][ T4514] __mod_timer+0x911/0xd00 [ 80.379570][ T4514] queue_delayed_work_on+0x12d/0x1f0 [ 80.385369][ T4514] __se_sys_inotify_rm_watch+0x155/0x200 [ 80.391522][ T4514] do_syscall_64+0x4c/0xa0 [ 80.396457][ T4514] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.402869][ T4514] [ 80.402869][ T4514] other info that might help us debug this: [ 80.402869][ T4514] [ 80.413091][ T4514] Chain exists of: [ 80.413091][ T4514] krc.lock --> &base->lock --> &trie->lock [ 80.413091][ T4514] [ 80.425008][ T4514] Possible unsafe locking scenario: [ 80.425008][ T4514] [ 80.432469][ T4514] CPU0 CPU1 [ 80.437840][ T4514] ---- ---- [ 80.443387][ T4514] lock(&trie->lock); [ 80.447549][ T4514] lock(&base->lock); [ 80.454132][ T4514] lock(&trie->lock); [ 80.460726][ T4514] lock(krc.lock); [ 80.464541][ T4514] [ 80.464541][ T4514] *** DEADLOCK *** [ 80.464541][ T4514] [ 80.472680][ T4514] 3 locks held by udevd/4514: [ 80.477361][ T4514] #0: ffff8880b91280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 80.486787][ T4514] #1: ffffffff8c31eaa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 80.496100][ T4514] #2: ffff8880728c5a38 (&trie->lock){..-.}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 80.505412][ T4514] [ 80.505412][ T4514] stack backtrace: [ 80.511298][ T4514] CPU: 1 PID: 4514 Comm: udevd Not tainted syzkaller #0 [ 80.518235][ T4514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 80.528557][ T4514] Call Trace: [ 80.531846][ T4514] [ 80.534774][ T4514] dump_stack_lvl+0x188/0x250 [ 80.539460][ T4514] ? load_image+0x400/0x400 [ 80.543961][ T4514] ? show_regs_print_info+0x20/0x20 [ 80.549169][ T4514] ? print_circular_bug+0x12b/0x1a0 [ 80.554731][ T4514] check_noncircular+0x296/0x330 [ 80.559689][ T4514] ? add_chain_block+0x940/0x940 [ 80.564638][ T4514] ? lockdep_lock+0xf1/0x1f0 [ 80.569323][ T4514] ? mark_lock+0x94/0x320 [ 80.573662][ T4514] __lock_acquire+0x2c42/0x7d10 [ 80.578523][ T4514] ? __lock_acquire+0x13bc/0x7d10 [ 80.583557][ T4514] ? verify_lock_unused+0x140/0x140 [ 80.588760][ T4514] lock_acquire+0x19e/0x400 [ 80.593267][ T4514] ? kvfree_call_rcu+0x18d/0x7d0 [ 80.598272][ T4514] ? read_lock_is_recursive+0x10/0x10 [ 80.603648][ T4514] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 80.609538][ T4514] ? _raw_spin_unlock+0x40/0x40 [ 80.614386][ T4514] ? debug_object_active_state+0x6a/0x380 [ 80.620282][ T4514] _raw_spin_lock+0x2a/0x40 [ 80.624829][ T4514] ? kvfree_call_rcu+0x18d/0x7d0 [ 80.629789][ T4514] kvfree_call_rcu+0x18d/0x7d0 [ 80.634567][ T4514] ? call_rcu+0x950/0x950 [ 80.638910][ T4514] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 80.644371][ T4514] ? _raw_spin_lock+0x40/0x40 [ 80.649108][ T4514] ? longest_prefix_match+0x350/0x660 [ 80.654486][ T4514] trie_delete_elem+0x58c/0x710 [ 80.659438][ T4514] bpf_prog_2c29ac5cdc6b1842+0x3a/0xfbc [ 80.665070][ T4514] bpf_trace_run3+0x19e/0x350 [ 80.669755][ T4514] ? do_raw_spin_unlock+0x11d/0x230 [ 80.674958][ T4514] ? bpf_trace_run2+0x2e0/0x2e0 [ 80.679888][ T4514] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 80.685950][ T4514] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 80.691585][ T4514] ? _raw_spin_lock+0x40/0x40 [ 80.696283][ T4514] enqueue_timer+0x394/0x520 [ 80.700876][ T4514] __mod_timer+0x911/0xd00 [ 80.705299][ T4514] ? queue_delayed_work_on+0xcf/0x1f0 [ 80.710670][ T4514] queue_delayed_work_on+0x12d/0x1f0 [ 80.716061][ T4514] ? delayed_work_timer_fn+0x80/0x80 [ 80.721344][ T4514] ? do_raw_spin_unlock+0x11d/0x230 [ 80.726551][ T4514] ? _raw_spin_unlock+0x24/0x40 [ 80.731492][ T4514] __se_sys_inotify_rm_watch+0x155/0x200 [ 80.737211][ T4514] do_syscall_64+0x4c/0xa0 [ 80.741620][ T4514] ? clear_bhb_loop+0x30/0x80 [ 80.746300][ T4514] ? clear_bhb_loop+0x30/0x80 [ 80.750968][ T4514] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.756857][ T4514] RIP: 0033:0x7f9db65f9a07 [ 80.761360][ T4514] Code: 73 01 c3 48 8b 0d f1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 ff 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 [ 80.781078][ T4514] RSP: 002b:00007ffc8e29a1c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ff [ 80.789579][ T4514] RAX: ffffffffffffffda RBX: 0000564d286a7e20 RCX: 00007f9db65f9a07 [ 80.797639][ T4514] RDX: 0000000000000007 RSI: 0000000000000042 RDI: 0000000000000007 [ 80.805614][ T4514] RBP: 0000000000000042 R08: 00000000000001e0 R09: 0000000000000000 [ 80.813598][ T4514] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc8e29a1d0 [ 80.821656][ T4514] R13: 0000000003938700 R14: 0000564cfaddf100 R15: 0000564cfaddf140 [ 80.829646][ T4514]