[ 86.951999][ T116] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.246' (ED25519) to the list of known hosts. 2025/11/02 14:42:39 parsed 1 programs 2025/11/02 14:42:40 executed programs: 0 [ 89.221258][ T6013] cgroup: Unknown subsys name 'cpuset' [ 89.329047][ T6013] chnl_net:caif_netlink_parms(): no params data found [ 89.397448][ T6013] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.405073][ T6013] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.412558][ T6013] bridge_slave_0: entered allmulticast mode [ 89.419944][ T6013] bridge_slave_0: entered promiscuous mode [ 89.429870][ T6013] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.437383][ T6013] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.444562][ T6013] bridge_slave_1: entered allmulticast mode [ 89.452081][ T6013] bridge_slave_1: entered promiscuous mode [ 89.482428][ T6013] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.494579][ T6013] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.527030][ T6013] team0: Port device team_slave_0 added [ 89.534640][ T6013] team0: Port device team_slave_1 added [ 89.564262][ T6013] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.571517][ T6013] 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. [ 89.599182][ T6013] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.611632][ T6013] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.619031][ T6013] 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. [ 89.645683][ T6013] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.682548][ T6013] hsr_slave_0: entered promiscuous mode [ 89.689548][ T6013] hsr_slave_1: entered promiscuous mode [ 89.791737][ T6013] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.799197][ T6013] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.807078][ T6013] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.814307][ T6013] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.864195][ T6013] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.881036][ T79] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.889433][ T79] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.905249][ T6013] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.918260][ T155] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.925632][ T155] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.939987][ T155] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.947327][ T155] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.010709][ T6013] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.331163][ T6013] veth0_vlan: entered promiscuous mode [ 90.343347][ T6013] veth1_vlan: entered promiscuous mode [ 90.372445][ T6013] veth0_macvtap: entered promiscuous mode [ 90.381489][ T6013] veth1_macvtap: entered promiscuous mode [ 90.402353][ T6013] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.417344][ T6013] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.512638][ C1] hrtimer: interrupt took 23807292 ns 2025/11/02 14:42:47 executed programs: 1 [ 201.814888][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 201.821936][ C0] rcu: (detected by 0, t=10506 jiffies, g=10601, q=964 ncpus=2) [ 201.829822][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10506 (4294957279-4294946773), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 201.843586][ C0] rcu: rcu_preempt kthread starved for 10506 jiffies! g10601 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 201.854861][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 201.864824][ C0] rcu: RCU grace-period kthread stack dump: [ 201.870844][ C0] task:rcu_preempt state:R running task stack:27224 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 [ 201.884703][ C0] Call Trace: [ 201.888082][ C0] [ 201.891217][ C0] __schedule+0x1798/0x4cc0 [ 201.895965][ C0] ? __lock_acquire+0xab9/0xd20 [ 201.900818][ C0] ? __pfx___schedule+0x10/0x10 [ 201.905686][ C0] ? schedule+0x91/0x360 [ 201.910019][ C0] schedule+0x165/0x360 [ 201.914293][ C0] schedule_timeout+0x12b/0x270 [ 201.919204][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 201.924594][ C0] ? __pfx_process_timeout+0x10/0x10 [ 201.929886][ C0] ? prepare_to_swait_event+0x341/0x380 [ 201.935525][ C0] rcu_gp_fqs_loop+0x301/0x1540 [ 201.940384][ C0] ? __pfx_rcu_gp_init+0x10/0x10 [ 201.945477][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 201.950769][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 201.956399][ C0] ? _raw_spin_unlock_irq+0x2e/0x50 [ 201.961601][ C0] ? finish_swait+0xcd/0x1f0 [ 201.966195][ C0] rcu_gp_kthread+0x99/0x390 [ 201.970967][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 201.976249][ C0] ? __kthread_parkme+0x7b/0x200 [ 201.981278][ C0] ? __kthread_parkme+0x1a1/0x200 [ 201.986309][ C0] kthread+0x711/0x8a0 [ 201.990506][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 201.995705][ C0] ? __pfx_kthread+0x10/0x10 [ 202.000423][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 202.005721][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 202.011007][ C0] ? __pfx_kthread+0x10/0x10 [ 202.015715][ C0] ret_from_fork+0x4bc/0x870 [ 202.020536][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 202.025860][ C0] ? __switch_to_asm+0x39/0x70 [ 202.030627][ C0] ? __switch_to_asm+0x33/0x70 [ 202.035387][ C0] ? __pfx_kthread+0x10/0x10 [ 202.040072][ C0] ret_from_fork_asm+0x1a/0x30 [ 202.045035][ C0] [ 202.048149][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 202.054476][ C0] Sending NMI from CPU 0 to CPUs 1: [ 202.059714][ C1] NMI backtrace for cpu 1 [ 202.059741][ C1] CPU: 1 UID: 0 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT(full) [ 202.059775][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 202.059795][ C1] Workqueue: events_power_efficient neigh_periodic_work [ 202.059819][ C1] RIP: 0010:debug_deactivate+0x5c/0x200 [ 202.059838][ C1] Code: 00 89 de e8 d6 2e 12 00 83 fb 07 77 6d e8 8c 2a 12 00 41 89 de c1 eb 06 48 8d 3c dd 70 dc 7c 8f be 08 00 00 00 e8 14 e2 77 00 <31> f6 4c 0f a3 35 4a 00 cf 0d 0f 92 c3 40 0f 92 c6 bf 02 00 00 00 [ 202.059850][ C1] RSP: 0018:ffffc90000a08d18 EFLAGS: 00000056 [ 202.059862][ C1] RAX: ffffffff81addc01 RBX: 0000000000000000 RCX: ffffffff81addc1c [ 202.059873][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8f7cdc70 [ 202.059883][ C1] RBP: ffffc90000a08e90 R08: ffffffff8f7cdc77 R09: 1ffffffff1ef9b8e [ 202.059894][ C1] R10: dffffc0000000000 R11: fffffbfff1ef9b8f R12: ffff8881436df340 [ 202.059905][ C1] R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8880b8927bc0 [ 202.059915][ C1] FS: 0000000000000000(0000) GS:ffff88812623d000(0000) knlGS:0000000000000000 [ 202.059927][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 202.059938][ C1] CR2: 00007ffb1c98b6e8 CR3: 000000001b6d8000 CR4: 00000000003526f0 [ 202.059951][ C1] Call Trace: [ 202.059959][ C1] [ 202.059968][ C1] __hrtimer_run_queues+0x2b0/0xc60 [ 202.060001][ C1] ? ktime_get_update_offsets_now+0x67/0x3d0 [ 202.060065][ C1] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 202.060098][ C1] ? read_tsc+0x9/0x20 [ 202.060150][ C1] hrtimer_interrupt+0x45b/0xaa0 [ 202.060202][ C1] __sysvec_apic_timer_interrupt+0x10b/0x410 [ 202.060221][ C1] sysvec_apic_timer_interrupt+0xa1/0xc0 [ 202.060245][ C1] [ 202.060250][ C1] [ 202.060256][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 202.060272][ C1] RIP: 0010:unwind_next_frame+0x1840/0x2390 [ 202.060289][ C1] Code: 38 49 8d 7e 08 48 89 f8 48 c1 e8 03 80 3c 28 00 74 05 e8 13 17 b2 00 4d 8b 6e 08 4d 8d 7e 10 4c 89 f8 48 c1 e8 03 80 3c 28 00 <74> 08 4c 89 ff e8 f6 16 b2 00 49 8b 07 4d 39 e5 0f 96 c1 4c 39 e0 [ 202.060300][ C1] RSP: 0018:ffffc900001e72b8 EFLAGS: 00000246 [ 202.060313][ C1] RAX: 1ffff9200003ce73 RBX: ffffffff90099801 RCX: 0000000000000001 [ 202.060323][ C1] RDX: ffffc900001e73c8 RSI: dffffc0000000000 RDI: ffffc900001e7390 [ 202.060334][ C1] RBP: dffffc0000000000 R08: ffffc900001e7f38 R09: 0000000000000000 [ 202.060344][ C1] R10: ffffc900001e73d8 R11: fffff5200003ce7d R12: ffffc900001e7f48 [ 202.060354][ C1] R13: ffffc900001e0000 R14: ffffc900001e7388 R15: ffffc900001e7398 [ 202.060373][ C1] ? unwind_next_frame+0x17c4/0x2390 [ 202.060398][ C1] ? unwind_next_frame+0xa5/0x2390 [ 202.060418][ C1] ? ret_from_fork+0x4bc/0x870 [ 202.060433][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 202.060457][ C1] arch_stack_walk+0x11c/0x150 [ 202.060477][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 202.060493][ C1] stack_trace_save+0x9c/0xe0 [ 202.060510][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 202.060527][ C1] ? __kasan_save_free_info+0x46/0x50 [ 202.060544][ C1] ? consume_skb+0x9e/0xf0 [ 202.060557][ C1] ? netlink_broadcast_filtered+0xec7/0x1000 [ 202.060576][ C1] ? nlmsg_notify+0xf0/0x1a0 [ 202.060597][ C1] ? __lock_acquire+0xab9/0xd20 [ 202.060611][ C1] kasan_save_track+0x3e/0x80 [ 202.060630][ C1] ? kasan_save_track+0x3e/0x80 [ 202.060648][ C1] ? __kasan_save_free_info+0x46/0x50 [ 202.060667][ C1] ? __kasan_slab_free+0x5c/0x80 [ 202.060686][ C1] ? kmem_cache_free+0x19b/0x690 [ 202.060705][ C1] ? netlink_broadcast_filtered+0xec7/0x1000 [ 202.060723][ C1] ? nlmsg_notify+0xf0/0x1a0 [ 202.060741][ C1] ? __neigh_notify+0x1ae/0x310 [ 202.060754][ C1] ? neigh_cleanup_and_release+0xb0/0x290 [ 202.060771][ C1] ? neigh_periodic_work+0xb4f/0xe50 [ 202.060790][ C1] ? process_scheduled_works+0xae1/0x17b0 [ 202.060805][ C1] ? worker_thread+0x8a0/0xda0 [ 202.060819][ C1] ? kthread+0x711/0x8a0 [ 202.060835][ C1] ? ret_from_fork+0x4bc/0x870 [ 202.060868][ C1] ? netlink_broadcast_filtered+0xec7/0x1000 [ 202.060888][ C1] __kasan_save_free_info+0x46/0x50 [ 202.060905][ C1] __kasan_slab_free+0x5c/0x80 [ 202.060925][ C1] kmem_cache_free+0x19b/0x690 [ 202.060947][ C1] netlink_broadcast_filtered+0xec7/0x1000 [ 202.060976][ C1] ? trace_kmem_cache_alloc+0x1f/0xc0 [ 202.060995][ C1] ? __pfx_netlink_broadcast_filtered+0x10/0x10 [ 202.061016][ C1] ? __build_skb_around+0x262/0x3f0 [ 202.061038][ C1] nlmsg_notify+0xf0/0x1a0 [ 202.061058][ C1] ? __neigh_notify+0x29/0x310 [ 202.061072][ C1] __neigh_notify+0x1ae/0x310 [ 202.061087][ C1] neigh_cleanup_and_release+0xb0/0x290 [ 202.061107][ C1] neigh_periodic_work+0xb4f/0xe50 [ 202.061130][ C1] ? process_scheduled_works+0x9ef/0x17b0 [ 202.061146][ C1] process_scheduled_works+0xae1/0x17b0 [ 202.061174][ C1] ? __pfx_process_scheduled_works+0x10/0x10 [ 202.061197][ C1] worker_thread+0x8a0/0xda0 [ 202.061224][ C1] kthread+0x711/0x8a0 [ 202.061243][ C1] ? __pfx_worker_thread+0x10/0x10 [ 202.061258][ C1] ? __pfx_kthread+0x10/0x10 [ 202.061277][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 202.061294][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 202.061311][ C1] ? __pfx_kthread+0x10/0x10 [ 202.061329][ C1] ret_from_fork+0x4bc/0x870 [ 202.061344][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 202.061362][ C1] ? __switch_to_asm+0x39/0x70 [ 202.061374][ C1] ? __switch_to_asm+0x33/0x70 [ 202.061395][ C1] ? __pfx_kthread+0x10/0x10 [ 202.061413][ C1] ret_from_fork_asm+0x1a/0x30 [ 202.061434][ C1]