[ 86.806367][ T1071] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.45' (ED25519) to the list of known hosts. 2026/01/11 16:25:11 parsed 1 programs 2026/01/11 16:25:11 executed programs: 0 [ 87.611524][ T6023] cgroup: Unknown subsys name 'cpuset' [ 87.708669][ T6023] chnl_net:caif_netlink_parms(): no params data found [ 87.770236][ T6023] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.777471][ T6023] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.784743][ T6023] bridge_slave_0: entered allmulticast mode [ 87.791619][ T6023] bridge_slave_0: entered promiscuous mode [ 87.799858][ T6023] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.807649][ T6023] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.815573][ T6023] bridge_slave_1: entered allmulticast mode [ 87.822684][ T6023] bridge_slave_1: entered promiscuous mode [ 87.849291][ T6023] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.860709][ T6023] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.889195][ T6023] team0: Port device team_slave_0 added [ 87.896556][ T6023] team0: Port device team_slave_1 added [ 87.920542][ T6023] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.928276][ T6023] 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 1532 would solve the problem. [ 87.954827][ T6023] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.966754][ T6023] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.973789][ T6023] 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 1532 would solve the problem. [ 87.999723][ T6023] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.032738][ T6023] hsr_slave_0: entered promiscuous mode [ 88.039203][ T6023] hsr_slave_1: entered promiscuous mode [ 88.131467][ T6023] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.138594][ T6023] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.146161][ T6023] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.153247][ T6023] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.199596][ T6023] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.216838][ T4141] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.225352][ T4141] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.239653][ T6023] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.253109][ T3459] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.260301][ T3459] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.273179][ T4141] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.280465][ T4141] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.336545][ T6023] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.611629][ T6023] veth0_vlan: entered promiscuous mode [ 88.621213][ T6023] veth1_vlan: entered promiscuous mode [ 88.649058][ T6023] veth0_macvtap: entered promiscuous mode [ 88.657421][ T6023] veth1_macvtap: entered promiscuous mode [ 88.672593][ T6023] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.688007][ T6023] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.755248][ C1] hrtimer: interrupt took 3544415 ns 2026/01/11 16:25:30 executed programs: 2 [ 211.114188][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 211.121333][ C0] rcu: 1-...!: (3 ticks this GP) idle=5c14/0/0x1 softirq=15207/15207 fqs=0 [ 211.130503][ C0] rcu: (detected by 0, t=10503 jiffies, g=10037, q=761 ncpus=2) [ 211.138418][ C0] Sending NMI from CPU 0 to CPUs 1: [ 211.138460][ C1] NMI backtrace for cpu 1 [ 211.138499][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) [ 211.138514][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 211.138529][ C1] RIP: 0010:__rcu_read_lock+0x15/0x60 [ 211.138565][ C1] Code: 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 53 65 48 8b 1c 25 08 10 80 92 48 81 c3 84 04 00 00 <48> 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 [ 211.138577][ C1] RSP: 0018:ffffc90000a08c60 EFLAGS: 00000082 [ 211.138593][ C1] RAX: 1ffff110283dd864 RBX: ffff88801c6a6004 RCX: dffffc0000000000 [ 211.138604][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888141eec318 [ 211.138614][ C1] RBP: ffff88807e78bd50 R08: ffff888141eec2ab R09: 1ffff110283dd855 [ 211.138624][ C1] R10: dffffc0000000000 R11: ffffed10283dd856 R12: ffff888141eec320 [ 211.138635][ C1] R13: ffff888141eec000 R14: 1889b9f030a5bc00 R15: ffff88807e78b800 [ 211.138646][ C1] FS: 0000000000000000(0000) GS:ffff888125f1f000(0000) knlGS:0000000000000000 [ 211.138658][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 211.138668][ C1] CR2: 00007ffeba62e618 CR3: 000000007dea6000 CR4: 00000000003526f0 [ 211.138681][ C1] Call Trace: [ 211.138688][ C1] [ 211.138694][ C1] advance_sched+0x9f1/0xc90 [ 211.138725][ C1] ? __pfx_advance_sched+0x10/0x10 [ 211.138743][ C1] __hrtimer_run_queues+0x51c/0xc30 [ 211.138768][ C1] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 211.138783][ C1] ? read_tsc+0x9/0x20 [ 211.138805][ C1] hrtimer_interrupt+0x45b/0xaa0 [ 211.138833][ C1] __sysvec_apic_timer_interrupt+0x102/0x3e0 [ 211.138850][ C1] sysvec_apic_timer_interrupt+0xa1/0xc0 [ 211.138869][ C1] [ 211.138874][ C1] [ 211.138879][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 211.138895][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 211.138909][ C1] Code: cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 53 91 0e 00 f3 0f 1e fa fb f4 08 e3 02 00 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 211.138920][ C1] RSP: 0018:ffffc90000197e20 EFLAGS: 000002c6 [ 211.138932][ C1] RAX: 000000000005cd6b RBX: ffffffff819713ee RCX: 0000000080000001 [ 211.138942][ C1] RDX: 0000000000000001 RSI: ffffffff8d7928e5 RDI: ffffffff8bc083e0 [ 211.138952][ C1] RBP: ffffc90000197f10 R08: ffff8880b87336db R09: 1ffff110170e66db [ 211.138962][ C1] R10: dffffc0000000000 R11: ffffed10170e66dc R12: ffffffff8f822470 [ 211.138973][ C1] R13: 1ffff110038d4b70 R14: 0000000000000001 R15: 0000000000000001 [ 211.138983][ C1] ? do_idle+0x1be/0x4d0 [ 211.139002][ C1] default_idle+0x13/0x20 [ 211.139018][ C1] default_idle_call+0x73/0xb0 [ 211.139034][ C1] do_idle+0x1be/0x4d0 [ 211.139050][ C1] ? __pfx_do_idle+0x10/0x10 [ 211.139065][ C1] ? do_idle+0x4a9/0x4d0 [ 211.139081][ C1] cpu_startup_entry+0x44/0x60 [ 211.139095][ C1] start_secondary+0x101/0x110 [ 211.139114][ C1] common_startup_64+0x13e/0x147 [ 211.139139][ C1] [ 211.139452][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 10502 jiffies! g10037 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 211.451270][ C0] rcu: Possible timer handling issue on cpu=1 timer-softirq=3313 [ 211.459159][ C0] rcu: rcu_preempt kthread starved for 10503 jiffies! g10037 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 211.470519][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 211.480571][ C0] rcu: RCU grace-period kthread stack dump: [ 211.486487][ C0] task:rcu_preempt state:I stack:27544 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 [ 211.498518][ C0] Call Trace: [ 211.501794][ C0] [ 211.504910][ C0] __schedule+0x149b/0x4fd0 [ 211.509680][ C0] ? __lock_acquire+0x6b6/0x2cf0 [ 211.514730][ C0] ? do_raw_spin_lock+0x121/0x290 [ 211.519890][ C0] ? __pfx___schedule+0x10/0x10 [ 211.524847][ C0] ? schedule+0x91/0x360 [ 211.529093][ C0] schedule+0x165/0x360 [ 211.533375][ C0] schedule_timeout+0x12b/0x270 [ 211.538324][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 211.543708][ C0] ? __pfx_process_timeout+0x10/0x10 [ 211.549013][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 211.554843][ C0] ? prepare_to_swait_event+0x341/0x380 [ 211.560589][ C0] rcu_gp_fqs_loop+0x301/0x1540 [ 211.565462][ C0] ? rcu_gp_init+0x11dc/0x1650 [ 211.570247][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 211.575894][ C0] ? _raw_spin_unlock_irq+0x2e/0x50 [ 211.581213][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 211.587197][ C0] rcu_gp_kthread+0x99/0x390 [ 211.591822][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 211.597108][ C0] ? __kthread_parkme+0x7b/0x200 [ 211.602154][ C0] ? __kthread_parkme+0x1a1/0x200 [ 211.607274][ C0] kthread+0x711/0x8a0 [ 211.611437][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 211.616637][ C0] ? __pfx_kthread+0x10/0x10 [ 211.621230][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 211.626424][ C0] ? __pfx_kthread+0x10/0x10 [ 211.631017][ C0] ret_from_fork+0x510/0xa50 [ 211.635617][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 211.640827][ C0] ? __switch_to+0xc9e/0x1480 [ 211.645613][ C0] ? __pfx_kthread+0x10/0x10 [ 211.650208][ C0] ret_from_fork_asm+0x1a/0x30 [ 211.655077][ C0]