[ 81.507866][ T10] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.19' (ED25519) to the list of known hosts. 2026/05/16 20:52:11 parsed 1 programs [ 86.067972][ T5626] cgroup: Unknown subsys name 'net' [ 86.308666][ T5626] cgroup: Unknown subsys name 'cpuset' [ 86.364957][ T5626] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 88.088355][ T5626] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 91.670451][ T4924] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 91.671909][ T4924] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 91.672578][ T4924] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 91.673801][ T4924] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 91.674488][ T4924] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.857489][ T2252] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.857515][ T2252] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.934230][ T105] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.934248][ T105] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.728209][ T5666] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.729232][ T5666] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.729370][ T5666] bridge_slave_0: entered allmulticast mode [ 93.731259][ T5666] bridge_slave_0: entered promiscuous mode [ 93.745698][ T5666] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.745991][ T5666] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.746198][ T5666] bridge_slave_1: entered allmulticast mode [ 93.749202][ T5666] bridge_slave_1: entered promiscuous mode [ 93.817112][ T5666] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.820614][ T5666] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.160105][ T5666] team0: Port device team_slave_0 added [ 94.176328][ T5666] team0: Port device team_slave_1 added [ 94.271276][ T5666] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.271288][ T5666] 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. [ 94.271302][ T5666] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.274017][ T5666] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.274026][ T5666] 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. [ 94.274039][ T5666] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.790596][ T5666] hsr_slave_0: entered promiscuous mode [ 94.791981][ T5666] hsr_slave_1: entered promiscuous mode [ 95.100563][ T5666] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.150101][ T5666] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 95.152223][ T5666] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.169350][ T5666] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 95.170296][ T5666] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.208873][ T5666] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 95.209970][ T5666] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.251445][ T5666] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 95.385599][ T5666] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.433820][ T5666] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.453288][ T105] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.453413][ T105] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.482381][ T105] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.482470][ T105] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.905172][ T5666] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.993481][ T5666] veth0_vlan: entered promiscuous mode [ 96.011851][ T5666] veth1_vlan: entered promiscuous mode [ 96.066527][ T5666] veth0_macvtap: entered promiscuous mode [ 96.078269][ T5666] veth1_macvtap: entered promiscuous mode [ 96.111620][ T5666] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 96.130157][ T5666] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.153184][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.166547][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.166588][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.166623][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.810120][ T105] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.116213][ T105] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.377669][ T105] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.549412][ T105] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.685599][ T105] bridge_slave_1: left allmulticast mode [ 99.685707][ T105] bridge_slave_1: left promiscuous mode [ 99.707360][ T105] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.826314][ T105] bridge_slave_0: left allmulticast mode [ 99.826348][ T105] bridge_slave_0: left promiscuous mode [ 99.827009][ T105] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.495358][ T105] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 100.575986][ T105] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 100.600431][ T105] bond0 (unregistering): Released all slaves [ 100.642178][ T5269] 8021q: adding VLAN 0 to HW filter on device eth1 [ 100.966114][ T105] hsr_slave_0: left promiscuous mode [ 101.004721][ T105] hsr_slave_1: left promiscuous mode [ 101.009434][ T105] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.009489][ T105] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.047198][ T105] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.047221][ T105] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.166358][ T105] veth1_macvtap: left promiscuous mode [ 101.166583][ T105] veth0_macvtap: left promiscuous mode [ 101.166886][ T105] veth1_vlan: left promiscuous mode [ 101.167179][ T105] veth0_vlan: left promiscuous mode [ 101.858987][ T105] team0 (unregistering): Port device team_slave_1 removed [ 101.916273][ T105] team0 (unregistering): Port device team_slave_0 removed [ 102.246120][ T5269] 8021q: adding VLAN 0 to HW filter on device eth2 [ 102.910524][ T5269] 8021q: adding VLAN 0 to HW filter on device eth3 2026/05/16 20:52:31 executed programs: 0 [ 103.160356][ T60] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 103.181660][ T60] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 103.182554][ T60] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 103.184194][ T60] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 103.209260][ T60] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 103.632943][ T5269] 8021q: adding VLAN 0 to HW filter on device eth4 [ 104.578085][ T5791] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.578464][ T5791] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.578672][ T5791] bridge_slave_0: entered allmulticast mode [ 104.581797][ T5791] bridge_slave_0: entered promiscuous mode [ 104.586378][ T5791] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.586733][ T5791] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.586938][ T5791] bridge_slave_1: entered allmulticast mode [ 104.589986][ T5791] bridge_slave_1: entered promiscuous mode [ 104.639163][ T5791] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.644979][ T5791] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 104.685520][ T5791] team0: Port device team_slave_0 added [ 104.688341][ T5791] team0: Port device team_slave_1 added [ 104.721925][ T5791] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 104.721934][ T5791] 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. [ 104.721947][ T5791] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 104.723760][ T5791] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 104.723768][ T5791] 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. [ 104.723781][ T5791] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 104.805428][ T5791] hsr_slave_0: entered promiscuous mode [ 104.807356][ T5791] hsr_slave_1: entered promiscuous mode [ 105.326739][ T60] Bluetooth: hci0: command tx timeout [ 106.962082][ T5791] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 106.996453][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 106.997515][ T5791] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 107.036805][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 107.038885][ T5791] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 107.074824][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 107.083381][ T5791] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 107.118898][ T5791] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 107.396764][ T60] Bluetooth: hci0: command tx timeout [ 107.483979][ T5791] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.546854][ T5791] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.561469][ T2252] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.561698][ T2252] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.591234][ T105] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.591416][ T105] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.231420][ T5791] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.350660][ T5791] veth0_vlan: entered promiscuous mode [ 108.372971][ T5791] veth1_vlan: entered promiscuous mode [ 108.436639][ T5791] veth0_macvtap: entered promiscuous mode [ 108.449135][ T5791] veth1_macvtap: entered promiscuous mode [ 108.490546][ T5791] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 108.509234][ T5791] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 108.557843][ T1505] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.562437][ T1505] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.562650][ T1505] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.562686][ T1505] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.158335][ T2252] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 109.158354][ T2252] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 109.229248][ T105] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 109.229263][ T105] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/05/16 20:52:37 executed programs: 2 [ 109.389755][ T5946] [ 109.389765][ T5946] ============================= [ 109.389771][ T5946] WARNING: suspicious RCU usage [ 109.389781][ T5946] syzkaller #0 Not tainted [ 109.389791][ T5946] ----------------------------- [ 109.389796][ T5946] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 109.389807][ T5946] [ 109.389807][ T5946] other info that might help us debug this: [ 109.389807][ T5946] [ 109.389813][ T5946] [ 109.389813][ T5946] rcu_scheduler_active = 2, debug_locks = 1 [ 109.389824][ T5946] 1 lock held by syz.0.17/5946: [ 109.389833][ T5946] #0: ffffffff8dfc8438 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 109.389883][ T5946] [ 109.389883][ T5946] stack backtrace: [ 109.389903][ T5946] CPU: 0 UID: 0 PID: 5946 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 109.389927][ T5946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 109.389945][ T5946] Call Trace: [ 109.389951][ T5946] [ 109.389959][ T5946] dump_stack_lvl+0xe8/0x150 [ 109.389984][ T5946] lockdep_rcu_suspicious+0x13f/0x1d0 [ 109.390012][ T5946] get_callchain_entry+0x2b6/0x3c0 [ 109.390042][ T5946] get_perf_callchain+0xd5/0x880 [ 109.390072][ T5946] ? __pfx_get_perf_callchain+0x10/0x10 [ 109.390102][ T5946] ? __lock_acquire+0x6b5/0x2d10 [ 109.390128][ T5946] __bpf_get_stack+0x445/0xab0 [ 109.390164][ T5946] ? __pfx___bpf_get_stack+0x10/0x10 [ 109.390196][ T5946] ? __lock_acquire+0x6b5/0x2d10 [ 109.390219][ T5946] bpf_get_stack+0x33/0x50 [ 109.390241][ T5946] ? bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 109.390263][ T5946] bpf_get_stack_raw_tp+0x1a9/0x220 [ 109.390296][ T5946] bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 109.390314][ T5946] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 109.390341][ T5946] bpf_prog_test_run_syscall+0x318/0x4c0 [ 109.390366][ T5946] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 109.390392][ T5946] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 109.390414][ T5946] bpf_prog_test_run+0x2cd/0x340 [ 109.390438][ T5946] __sys_bpf+0x643/0x950 [ 109.390458][ T5946] ? __pfx___sys_bpf+0x10/0x10 [ 109.390493][ T5946] ? __pfx___se_sys_futex+0x10/0x10 [ 109.390515][ T5946] ? rcu_is_watching+0x15/0xb0 [ 109.390544][ T5946] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 109.390564][ T5946] __x64_sys_bpf+0x7c/0x90 [ 109.390590][ T5946] do_syscall_64+0x15f/0xf80 [ 109.390613][ T5946] ? trace_irq_disable+0x3b/0x140 [ 109.390640][ T5946] ? clear_bhb_loop+0x40/0x90 [ 109.390663][ T5946] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 109.390682][ T5946] RIP: 0033:0x7fe28a0ace59 [ 109.390705][ T5946] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 109.390720][ T5946] RSP: 002b:00007fff4cb39e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 109.390739][ T5946] RAX: ffffffffffffffda RBX: 00007fe28a325fa0 RCX: 00007fe28a0ace59 [ 109.390752][ T5946] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 109.390764][ T5946] RBP: 00007fe28a142d6f R08: 0000000000000000 R09: 0000000000000000 [ 109.390775][ T5946] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 109.390786][ T5946] R13: 00007fe28a325fac R14: 00007fe28a325fa0 R15: 00007fe28a325fa0 [ 109.390815][ T5946] [ 109.474619][ T60] Bluetooth: hci0: command tx timeout [ 111.555283][ T60] Bluetooth: hci0: command tx timeout 2026/05/16 20:52:42 executed programs: 201 2026/05/16 20:52:47 executed programs: 447