[ 71.334181][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.340900][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.10.17' (ED25519) to the list of known hosts. 2026/05/23 20:42:40 ignoring optional flag "type"="gce" 2026/05/23 20:42:40 parsed 1 programs 2026/05/23 20:42:42 executed programs: 0 [ 74.308166][ T4463] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 74.443972][ T4527] chnl_net:caif_netlink_parms(): no params data found [ 74.480310][ T4527] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.487533][ T4527] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.495466][ T4527] device bridge_slave_0 entered promiscuous mode [ 74.503181][ T4527] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.510474][ T4527] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.519129][ T4527] device bridge_slave_1 entered promiscuous mode [ 74.538173][ T4527] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.549083][ T4527] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.570519][ T4527] team0: Port device team_slave_0 added [ 74.578101][ T4527] team0: Port device team_slave_1 added [ 74.594015][ T4527] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.601100][ T4527] 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. [ 74.627453][ T4527] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.639754][ T4527] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.646943][ T4527] 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. [ 74.673197][ T4527] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.699272][ T4527] device hsr_slave_0 entered promiscuous mode [ 74.706201][ T4527] device hsr_slave_1 entered promiscuous mode [ 75.144817][ T4527] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.155007][ T4527] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.166161][ T4527] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.176255][ T4527] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.199820][ T4527] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.207113][ T4527] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.214722][ T4527] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.222549][ T4527] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.274594][ T4527] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.288293][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.296791][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.306841][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.316924][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 75.332124][ T4527] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.344324][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.353434][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.360521][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.383860][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.393992][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.401083][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.410895][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.424208][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.437996][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.448907][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.466087][ T4527] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 75.478858][ T4527] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.491901][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.501384][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.519041][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.530049][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.543944][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.647600][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.658658][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.673554][ T4527] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.693584][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.703764][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.724535][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.733581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.744732][ T4527] device veth0_vlan entered promiscuous mode [ 75.753364][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.762606][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.774405][ T4527] device veth1_vlan entered promiscuous mode [ 75.797603][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.807946][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.816758][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.827535][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.839661][ T4527] device veth0_macvtap entered promiscuous mode [ 75.851328][ T4527] device veth1_macvtap entered promiscuous mode [ 75.870038][ T4527] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.879571][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.887953][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.896328][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.905407][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.917504][ T4527] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.928030][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.937593][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.948538][ T4527] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.958620][ T4527] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.968018][ T4527] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.977416][ T4527] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.042761][ T1325] [ 76.045124][ T1325] ====================================================== [ 76.052126][ T1325] WARNING: possible circular locking dependency detected [ 76.059136][ T1325] syzkaller #0 Not tainted [ 76.063530][ T1325] ------------------------------------------------------ [ 76.070612][ T1325] kworker/0:3/1325 is trying to acquire lock: [ 76.076656][ T1325] ffff8880b9027eb8 (krc.lock){..-.}-{2:2}, at: kvfree_call_rcu+0x18d/0x7d0 [ 76.085364][ T1325] [ 76.085364][ T1325] but task is already holding lock: [ 76.092976][ T1325] ffff8880191a0238 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 76.101835][ T1325] [ 76.101835][ T1325] which lock already depends on the new lock. [ 76.101835][ T1325] [ 76.112227][ T1325] [ 76.112227][ T1325] the existing dependency chain (in reverse order) is: [ 76.121489][ T1325] [ 76.121489][ T1325] -> #2 (&trie->lock){....}-{2:2}: [ 76.128949][ T1325] _raw_spin_lock_irqsave+0xb0/0x100 [ 76.134769][ T1325] trie_delete_elem+0x90/0x710 [ 76.140058][ T1325] bpf_prog_2c29ac5cdc6b1842+0x3a/0x7f8 [ 76.146125][ T1325] bpf_trace_run3+0x19e/0x350 [ 76.151402][ T1325] enqueue_timer+0x394/0x520 [ 76.156497][ T1325] __mod_timer+0x911/0xd00 [ 76.161456][ T1325] schedule_timeout+0x17f/0x2d0 [ 76.166945][ T1325] msleep+0x31/0x50 [ 76.171331][ T1325] nsim_fib_event_work+0x1ae8/0x33e0 [ 76.177296][ T1325] process_one_work+0x85f/0x1010 [ 76.182835][ T1325] worker_thread+0xd60/0x1290 [ 76.188109][ T1325] kthread+0x436/0x520 [ 76.192680][ T1325] ret_from_fork+0x1f/0x30 [ 76.197612][ T1325] [ 76.197612][ T1325] -> #1 (&base->lock){-.-.}-{2:2}: [ 76.204976][ T1325] _raw_spin_lock_irqsave+0xb0/0x100 [ 76.210769][ T1325] lock_timer_base+0x123/0x270 [ 76.216038][ T1325] __mod_timer+0xfe/0xd00 [ 76.220869][ T1325] queue_delayed_work_on+0x12d/0x1f0 [ 76.226753][ T1325] kvfree_call_rcu+0x4bc/0x7d0 [ 76.232112][ T1325] rtnl_register_internal+0x489/0x590 [ 76.238089][ T1325] rtnl_register+0x2e/0x70 [ 76.243005][ T1325] ip_rt_init+0x2e0/0x3a0 [ 76.247926][ T1325] ip_init+0xa/0x20 [ 76.252236][ T1325] inet_init+0x28b/0x3a0 [ 76.257559][ T1325] do_one_initcall+0x272/0x730 [ 76.262932][ T1325] do_initcall_level+0x137/0x1f0 [ 76.268521][ T1325] do_initcalls+0x4b/0x90 [ 76.273449][ T1325] kernel_init_freeable+0x3e9/0x570 [ 76.279153][ T1325] kernel_init+0x19/0x1b0 [ 76.284017][ T1325] ret_from_fork+0x1f/0x30 [ 76.289023][ T1325] [ 76.289023][ T1325] -> #0 (krc.lock){..-.}-{2:2}: [ 76.296042][ T1325] __lock_acquire+0x2c42/0x7d10 [ 76.301403][ T1325] lock_acquire+0x19e/0x400 [ 76.306407][ T1325] _raw_spin_lock+0x2a/0x40 [ 76.311412][ T1325] kvfree_call_rcu+0x18d/0x7d0 [ 76.316766][ T1325] trie_delete_elem+0x58c/0x710 [ 76.322226][ T1325] bpf_prog_2c29ac5cdc6b1842+0x3a/0x7f8 [ 76.328309][ T1325] bpf_trace_run3+0x19e/0x350 [ 76.333604][ T1325] enqueue_timer+0x394/0x520 [ 76.338721][ T1325] __mod_timer+0x911/0xd00 [ 76.343670][ T1325] schedule_timeout+0x17f/0x2d0 [ 76.349194][ T1325] msleep+0x31/0x50 [ 76.353725][ T1325] nsim_fib_event_work+0x1ae8/0x33e0 [ 76.359618][ T1325] process_one_work+0x85f/0x1010 [ 76.365085][ T1325] worker_thread+0xd60/0x1290 [ 76.370283][ T1325] kthread+0x436/0x520 [ 76.374858][ T1325] ret_from_fork+0x1f/0x30 [ 76.379778][ T1325] [ 76.379778][ T1325] other info that might help us debug this: [ 76.379778][ T1325] [ 76.389995][ T1325] Chain exists of: [ 76.389995][ T1325] krc.lock --> &base->lock --> &trie->lock [ 76.389995][ T1325] [ 76.401914][ T1325] Possible unsafe locking scenario: [ 76.401914][ T1325] [ 76.409703][ T1325] CPU0 CPU1 [ 76.415248][ T1325] ---- ---- [ 76.420665][ T1325] lock(&trie->lock); [ 76.424718][ T1325] lock(&base->lock); [ 76.431289][ T1325] lock(&trie->lock); [ 76.438030][ T1325] lock(krc.lock); [ 76.441831][ T1325] [ 76.441831][ T1325] *** DEADLOCK *** [ 76.441831][ T1325] [ 76.450221][ T1325] 6 locks held by kworker/0:3/1325: [ 76.455527][ T1325] #0: ffff888016c70938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 [ 76.465862][ T1325] #1: ffffc90004d8fd00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 [ 76.477840][ T1325] #2: ffff88807a34d240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x26a/0x33e0 [ 76.488170][ T1325] #3: ffff8880b90280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 [ 76.497576][ T1325] #4: ffffffff8c31f320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 76.507035][ T1325] #5: ffff8880191a0238 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 76.516494][ T1325] [ 76.516494][ T1325] stack backtrace: [ 76.522647][ T1325] CPU: 0 PID: 1325 Comm: kworker/0:3 Not tainted syzkaller #0 [ 76.530277][ T1325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 76.540321][ T1325] Workqueue: events nsim_fib_event_work [ 76.545863][ T1325] Call Trace: [ 76.549134][ T1325] [ 76.552050][ T1325] dump_stack_lvl+0x188/0x250 [ 76.556713][ T1325] ? load_image+0x400/0x400 [ 76.561200][ T1325] ? show_regs_print_info+0x20/0x20 [ 76.566387][ T1325] ? print_circular_bug+0x12b/0x1a0 [ 76.571566][ T1325] check_noncircular+0x296/0x330 [ 76.576487][ T1325] ? add_chain_block+0x940/0x940 [ 76.581588][ T1325] ? lockdep_lock+0xf1/0x1f0 [ 76.586171][ T1325] ? mark_lock+0x94/0x320 [ 76.590490][ T1325] __lock_acquire+0x2c42/0x7d10 [ 76.595340][ T1325] ? stack_trace_save+0xa6/0xf0 [ 76.600169][ T1325] ? stack_depot_save+0x404/0x440 [ 76.605213][ T1325] ? verify_lock_unused+0x140/0x140 [ 76.610398][ T1325] ? kasan_save_stack+0x4b/0x60 [ 76.615235][ T1325] ? kasan_save_stack+0x35/0x60 [ 76.620076][ T1325] ? kasan_record_aux_stack+0xb8/0x100 [ 76.625517][ T1325] ? kvfree_call_rcu+0x105/0x7d0 [ 76.630699][ T1325] ? trie_delete_elem+0x58c/0x710 [ 76.635798][ T1325] ? bpf_prog_2c29ac5cdc6b1842+0x3a/0x7f8 [ 76.641503][ T1325] ? bpf_trace_run3+0x19e/0x350 [ 76.646440][ T1325] ? enqueue_timer+0x394/0x520 [ 76.651283][ T1325] ? __mod_timer+0x911/0xd00 [ 76.655857][ T1325] ? schedule_timeout+0x17f/0x2d0 [ 76.660862][ T1325] ? msleep+0x31/0x50 [ 76.664821][ T1325] ? nsim_fib_event_work+0x1ae8/0x33e0 [ 76.670263][ T1325] ? process_one_work+0x85f/0x1010 [ 76.675355][ T1325] ? worker_thread+0xd60/0x1290 [ 76.680193][ T1325] ? kthread+0x436/0x520 [ 76.684416][ T1325] ? ret_from_fork+0x1f/0x30 [ 76.688989][ T1325] lock_acquire+0x19e/0x400 [ 76.693476][ T1325] ? kvfree_call_rcu+0x18d/0x7d0 [ 76.698407][ T1325] ? read_lock_is_recursive+0x10/0x10 [ 76.703854][ T1325] _raw_spin_lock+0x2a/0x40 [ 76.708437][ T1325] ? kvfree_call_rcu+0x18d/0x7d0 [ 76.713385][ T1325] kvfree_call_rcu+0x18d/0x7d0 [ 76.718229][ T1325] ? call_rcu+0x950/0x950 [ 76.722558][ T1325] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 76.728259][ T1325] ? _raw_spin_lock+0x40/0x40 [ 76.733190][ T1325] ? longest_prefix_match+0x452/0x660 [ 76.738565][ T1325] trie_delete_elem+0x58c/0x710 [ 76.743691][ T1325] bpf_prog_2c29ac5cdc6b1842+0x3a/0x7f8 [ 76.749402][ T1325] bpf_trace_run3+0x19e/0x350 [ 76.754058][ T1325] ? do_raw_spin_unlock+0x11d/0x230 [ 76.759253][ T1325] ? bpf_trace_run2+0x2e0/0x2e0 [ 76.764180][ T1325] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 76.770276][ T1325] ? _raw_spin_lock_irqsave+0xbc/0x100 [ 76.775744][ T1325] ? _raw_spin_lock+0x40/0x40 [ 76.780463][ T1325] enqueue_timer+0x394/0x520 [ 76.785153][ T1325] __mod_timer+0x911/0xd00 [ 76.789578][ T1325] schedule_timeout+0x17f/0x2d0 [ 76.794598][ T1325] ? console_conditional_schedule+0x40/0x40 [ 76.800736][ T1325] ? update_process_times+0x200/0x200 [ 76.806106][ T1325] msleep+0x31/0x50 [ 76.809906][ T1325] nsim_fib_event_work+0x1ae8/0x33e0 [ 76.815184][ T1325] ? nsim_fib_create+0xb30/0xb30 [ 76.820108][ T1325] ? __lock_acquire+0x13bc/0x7d10 [ 76.825209][ T1325] ? verify_lock_unused+0x140/0x140 [ 76.830495][ T1325] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 76.836459][ T1325] ? _raw_spin_unlock+0x40/0x40 [ 76.841413][ T1325] ? _raw_spin_unlock_irq+0x1f/0x40 [ 76.846696][ T1325] process_one_work+0x85f/0x1010 [ 76.851639][ T1325] ? worker_detach_from_pool+0x240/0x240 [ 76.857351][ T1325] ? lockdep_hardirqs_off+0x70/0x100 [ 76.862629][ T1325] ? _raw_spin_lock_irq+0xb7/0xf0 [ 76.867809][ T1325] ? _raw_spin_lock_irqsave+0x100/0x100 [ 76.873342][ T1325] ? wq_worker_running+0x97/0x170 [ 76.878531][ T1325] worker_thread+0xd60/0x1290 [ 76.883290][ T1325] ? lockdep_hardirqs_on+0x94/0x140 [ 76.888567][ T1325] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 76.894705][ T1325] kthread+0x436/0x520 [ 76.898762][ T1325] ? rcu_lock_release+0x20/0x20 [ 76.903607][ T1325] ? kthread_blkcg+0xd0/0xd0 [ 76.908190][ T1325] ret_from_fork+0x1f/0x30 [ 76.912687][ T1325]