[ 86.891633][ T48] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.10.31' (ED25519) to the list of known hosts. 2026/01/22 22:16:21 ignoring optional flag "type"="gce" 2026/01/22 22:16:22 parsed 1 programs 2026/01/22 22:16:23 executed programs: 0 [ 94.121520][ T6024] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 94.175626][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.183992][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.192256][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.201081][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.208880][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.342325][ T6031] chnl_net:caif_netlink_parms(): no params data found [ 94.415605][ T6031] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.423163][ T6031] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.430508][ T6031] bridge_slave_0: entered allmulticast mode [ 94.437491][ T6031] bridge_slave_0: entered promiscuous mode [ 94.445611][ T6031] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.452942][ T6031] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.460843][ T6031] bridge_slave_1: entered allmulticast mode [ 94.467938][ T6031] bridge_slave_1: entered promiscuous mode [ 94.495867][ T6031] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.507812][ T6031] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.537470][ T6031] team0: Port device team_slave_0 added [ 94.545181][ T6031] team0: Port device team_slave_1 added [ 94.571126][ T6031] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.578186][ T6031] 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. [ 94.605788][ T6031] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.618286][ T6031] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.625374][ T6031] 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. [ 94.651516][ T6031] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.690759][ T6031] hsr_slave_0: entered promiscuous mode [ 94.697357][ T6031] hsr_slave_1: entered promiscuous mode [ 95.159695][ T6031] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.173643][ T6031] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.197667][ T6031] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.210520][ T6031] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.251313][ T6031] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.258752][ T6031] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.266463][ T6031] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.273867][ T6031] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.340586][ T6031] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.361890][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.370555][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.402252][ T6031] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.416136][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.423363][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.442144][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.449466][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.718397][ T6031] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.777368][ T6031] veth0_vlan: entered promiscuous mode [ 95.794448][ T6031] veth1_vlan: entered promiscuous mode [ 95.836453][ T6031] veth0_macvtap: entered promiscuous mode [ 95.847211][ T6031] veth1_macvtap: entered promiscuous mode [ 95.882801][ T6031] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.901762][ T6031] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.921758][ T3938] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.933850][ T3938] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.948489][ T3938] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.965399][ T3938] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.051230][ T6088] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 96.091315][ C0] hrtimer: interrupt took 28706139 ns [ 96.283738][ T5152] Bluetooth: hci0: command tx timeout [ 97.551037][ T6088] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 117.291107][ T6088] Zero length message leads to an empty skb 2026/01/22 22:16:47 executed programs: 1 [ 117.620210][ T5152] Bluetooth: hci0: command tx timeout [ 117.666745][ T6109] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 117.677894][ T6109] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 120.121283][ T5152] Bluetooth: hci0: command tx timeout [ 120.173009][ T6120] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 120.184033][ T6120] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 122.433401][ T5152] Bluetooth: hci0: command tx timeout [ 122.474739][ T6128] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 122.484906][ T6128] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 123.376830][ T6133] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 123.388052][ T6133] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. 2026/01/22 22:16:53 executed programs: 5 [ 125.310413][ T6141] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 125.321451][ T6141] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 128.080276][ T6164] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 128.091630][ T6164] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.0'. [ 129.005210][ C0] sched: DL replenish lagged too much [ 160.681764][ T1303] ieee802154 phy0 wpan0: encryption failed: -22 [ 160.688323][ T1303] ieee802154 phy1 wpan1: encryption failed: -22 [ 265.708994][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 265.716083][ C0] rcu: 1-...!: (2 ticks this GP) idle=a7fc/1/0x4000000000000000 softirq=16443/16443 fqs=0 [ 265.726706][ C0] rcu: (detected by 0, t=10502 jiffies, g=11401, q=2543 ncpus=2) [ 265.734639][ C0] Sending NMI from CPU 0 to CPUs 1: [ 265.734696][ C1] NMI backtrace for cpu 1 [ 265.734801][ C1] CPU: 1 UID: 0 PID: 6106 Comm: kworker/1:6 Not tainted syzkaller #0 PREEMPT(full) [ 265.734821][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026 [ 265.734866][ C1] Workqueue: rcu_gp process_srcu [ 265.734910][ C1] RIP: 0010:advance_sched+0x979/0xc90 [ 265.734935][ C1] Code: 4c 89 75 00 48 89 df 4c 89 fe 48 8b 54 24 08 e8 3d 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 8c 24 80 00 00 00 80 3c 01 00 <48> 8b bc 24 88 00 00 00 74 05 e8 d8 ae a0 f8 48 8b 44 24 08 49 89 [ 265.734951][ C1] RSP: 0018:ffffc90000a08c70 EFLAGS: 00000046 [ 265.734964][ C1] RAX: dffffc0000000000 RBX: ffff88802fbf6280 RCX: 1ffff11005f7ec5d [ 265.734976][ C1] RDX: 0000000000010000 RSI: 0000000000000004 RDI: ffff8880293f2884 [ 265.734987][ C1] RBP: ffff8880293f2950 R08: ffff8880293f2887 R09: 1ffff1100527e510 [ 265.734999][ C1] R10: dffffc0000000000 R11: ffffed100527e511 R12: ffff88802fbf6300 [ 265.735011][ C1] R13: ffff88802fbf6000 R14: 188d2d84ab8dbc00 R15: ffff8880293f2400 [ 265.735022][ C1] FS: 0000000000000000(0000) GS:ffff888125a2a000(0000) knlGS:0000000000000000 [ 265.735035][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.735046][ C1] CR2: 0000563ff99f21f0 CR3: 000000007adde000 CR4: 00000000003526f0 [ 265.735061][ C1] Call Trace: [ 265.735070][ C1] [ 265.735084][ C1] ? __pfx_advance_sched+0x10/0x10 [ 265.735102][ C1] __hrtimer_run_queues+0x527/0xc30 [ 265.735132][ C1] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 265.735151][ C1] ? read_tsc+0x9/0x20 [ 265.735178][ C1] hrtimer_interrupt+0x45b/0xaa0 [ 265.735216][ C1] __sysvec_apic_timer_interrupt+0x102/0x3d0 [ 265.735237][ C1] sysvec_apic_timer_interrupt+0xa1/0xc0 [ 265.735259][ C1] [ 265.735265][ C1] [ 265.735271][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 265.735289][ C1] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 [ 265.735308][ C1] Code: 90 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 5a 92 24 f6 48 89 df e8 a2 06 25 f6 e8 bd 9a 4f f6 fb bf 01 00 00 00 32 14 17 f6 65 8b 05 db a7 54 07 85 c0 74 07 5b e9 81 48 00 00 [ 265.735321][ C1] RSP: 0018:ffffc9000455fa70 EFLAGS: 00000202 [ 265.735361][ C1] RAX: 0000000000000745 RBX: ffff8880b873a080 RCX: 0000000080000001 [ 265.735372][ C1] RDX: 0000000000000000 RSI: ffffffff8dad31b9 RDI: 0000000000000001 [ 265.735383][ C1] RBP: ffffc9000455fc70 R08: ffffffff8fced777 R09: 1ffffffff1f9daee [ 265.735394][ C1] R10: dffffc0000000000 R11: fffffbfff1f9daef R12: ffff88807da182d0 [ 265.735406][ C1] R13: ffff8880755cbf18 R14: dffffc0000000000 R15: 0000000001800000 [ 265.735425][ C1] process_scheduled_works+0x8f2/0x17a0 [ 265.735452][ C1] ? __pfx_process_scheduled_works+0x10/0x10 [ 265.735468][ C1] ? do_raw_spin_lock+0x12b/0x2f0 [ 265.735493][ C1] ? assign_work+0x3d3/0x440 [ 265.735510][ C1] worker_thread+0x89f/0xd90 [ 265.735533][ C1] ? __kthread_parkme+0x7a/0x1f0 [ 265.735554][ C1] kthread+0x726/0x8b0 [ 265.735576][ C1] ? __pfx_worker_thread+0x10/0x10 [ 265.735592][ C1] ? __pfx_kthread+0x10/0x10 [ 265.735613][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 265.735632][ C1] ? __pfx_kthread+0x10/0x10 [ 265.735651][ C1] ret_from_fork+0x51b/0xa40 [ 265.735669][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 265.735684][ C1] ? __switch_to+0xc82/0x1410 [ 265.735709][ C1] ? __pfx_kthread+0x10/0x10 [ 265.735729][ C1] ret_from_fork_asm+0x1a/0x30 [ 265.735757][ C1] [ 265.736686][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g11401 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 266.092720][ C0] rcu: Possible timer handling issue on cpu=1 timer-softirq=4153 [ 266.100877][ C0] rcu: rcu_preempt kthread starved for 10502 jiffies! g11401 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 266.112515][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 266.122475][ C0] rcu: RCU grace-period kthread stack dump: [ 266.128395][ C0] task:rcu_preempt state:I stack:28008 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 [ 266.140470][ C0] Call Trace: [ 266.143833][ C0] [ 266.146862][ C0] __schedule+0x14ef/0x4fb0 [ 266.151475][ C0] ? __lock_acquire+0x6b5/0x2cf0 [ 266.156595][ C0] ? do_raw_spin_lock+0x12b/0x2f0 [ 266.161989][ C0] ? __pfx___schedule+0x10/0x10 [ 266.166855][ C0] ? schedule+0x90/0x360 [ 266.171194][ C0] schedule+0x164/0x360 [ 266.175400][ C0] schedule_timeout+0x158/0x2c0 [ 266.180457][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 266.186014][ C0] ? __pfx_process_timeout+0x10/0x10 [ 266.191525][ C0] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 266.197881][ C0] ? prepare_to_swait_event+0x340/0x370 [ 266.203616][ C0] rcu_gp_fqs_loop+0x312/0x1560 [ 266.209205][ C0] ? rcu_gp_init+0x11c4/0x1640 [ 266.213996][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 266.219578][ C0] ? _raw_spin_unlock_irq+0x2e/0x50 [ 266.225665][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 266.231660][ C0] rcu_gp_kthread+0x9d/0x3b0 [ 266.236433][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 266.241869][ C0] ? __kthread_parkme+0x7a/0x1f0 [ 266.246843][ C0] ? __kthread_parkme+0x19c/0x1f0 [ 266.252238][ C0] kthread+0x726/0x8b0 [ 266.256537][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 266.261779][ C0] ? __pfx_kthread+0x10/0x10 [ 266.266486][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 266.271711][ C0] ? __pfx_kthread+0x10/0x10 [ 266.276568][ C0] ret_from_fork+0x51b/0xa40 [ 266.281175][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 266.286462][ C0] ? __switch_to+0xc82/0x1410 [ 266.291158][ C0] ? __pfx_kthread+0x10/0x10 [ 266.295853][ C0] ret_from_fork_asm+0x1a/0x30 [ 266.300814][ C0]