Warning: Permanently added '10.128.0.6' (ED25519) to the list of known hosts. 2026/05/04 14:51:57 parsed 1 programs [ 88.281679][ T5844] cgroup: Unknown subsys name 'net' [ 88.386560][ T5844] cgroup: Unknown subsys name 'cpuset' [ 88.395873][ T5844] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 90.105439][ T5844] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.017206][ T10] cfg80211: failed to load regulatory.db [ 93.118365][ T5861] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 93.764233][ T3004] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.772190][ T3004] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.809330][ T3004] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.818690][ T3004] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.528518][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.540158][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.548990][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.560386][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.569144][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 96.415054][ T5921] chnl_net:caif_netlink_parms(): no params data found [ 96.506010][ T5921] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.514004][ T5921] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.521593][ T5921] bridge_slave_0: entered allmulticast mode [ 96.529044][ T5921] bridge_slave_0: entered promiscuous mode [ 96.544141][ T5921] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.551491][ T5921] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.558981][ T5921] bridge_slave_1: entered allmulticast mode [ 96.566109][ T5921] bridge_slave_1: entered promiscuous mode [ 96.596470][ T5921] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 96.609113][ T5921] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 96.639969][ T5921] team0: Port device team_slave_0 added [ 96.647570][ T5921] team0: Port device team_slave_1 added [ 96.671355][ T5921] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 96.678825][ T5921] 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. [ 96.706902][ T5921] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 96.721336][ T5921] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 96.728432][ T5921] 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. [ 96.754670][ T5921] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 96.795395][ T5921] hsr_slave_0: entered promiscuous mode [ 96.801863][ T5921] hsr_slave_1: entered promiscuous mode [ 96.949205][ T5921] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 96.960805][ T5921] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 96.969231][ T5921] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 96.980056][ T5921] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 96.988298][ T5921] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.998620][ T5921] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 97.006566][ T5921] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 97.017471][ T5921] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 97.097431][ T5921] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.118348][ T5921] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.132288][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.140152][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.156403][ T3004] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.163604][ T3004] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.349865][ T5921] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.398779][ T5921] veth0_vlan: entered promiscuous mode [ 97.411079][ T5921] veth1_vlan: entered promiscuous mode [ 97.443799][ T5921] veth0_macvtap: entered promiscuous mode [ 97.456404][ T5921] veth1_macvtap: entered promiscuous mode [ 97.476278][ T5921] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.492504][ T5921] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.510227][ T35] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.519924][ T35] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.530736][ T35] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.547420][ T35] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.720334][ T35] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.799742][ T35] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.895300][ T35] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.046173][ T35] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/04 14:52:11 executed programs: 0 [ 98.720013][ T5148] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.728086][ T5148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.739320][ T5148] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.748047][ T5148] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.756546][ T5148] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.914964][ T5956] chnl_net:caif_netlink_parms(): no params data found [ 98.992064][ T5956] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.999620][ T5956] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.007017][ T5956] bridge_slave_0: entered allmulticast mode [ 99.014504][ T5956] bridge_slave_0: entered promiscuous mode [ 99.022277][ T5956] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.029720][ T5956] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.037121][ T5956] bridge_slave_1: entered allmulticast mode [ 99.044794][ T5956] bridge_slave_1: entered promiscuous mode [ 99.082103][ T5956] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.094235][ T5956] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.124307][ T5956] team0: Port device team_slave_0 added [ 99.132564][ T5956] team0: Port device team_slave_1 added [ 99.161697][ T5956] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.168905][ T5956] 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. [ 99.195315][ T5956] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.208550][ T5956] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.216206][ T5956] 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. [ 99.243692][ T5956] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.296329][ T5956] hsr_slave_0: entered promiscuous mode [ 99.303018][ T5956] hsr_slave_1: entered promiscuous mode [ 99.309362][ T5956] debugfs: 'hsr0' already exists in 'hsr' [ 99.315259][ T5956] Cannot create hsr debugfs directory [ 100.813880][ T5148] Bluetooth: hci0: command tx timeout [ 100.952739][ T35] bridge_slave_1: left allmulticast mode [ 100.960223][ T35] bridge_slave_1: left promiscuous mode [ 100.969187][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.995925][ T35] bridge_slave_0: left allmulticast mode [ 101.001680][ T35] bridge_slave_0: left promiscuous mode [ 101.007673][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.215545][ T35] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 101.228060][ T35] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 101.240549][ T35] bond0 (unregistering): Released all slaves [ 101.360926][ T35] hsr_slave_0: left promiscuous mode [ 101.368528][ T35] hsr_slave_1: left promiscuous mode [ 101.375412][ T35] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.386817][ T35] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.396018][ T35] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.403981][ T35] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.421207][ T35] veth1_macvtap: left promiscuous mode [ 101.427337][ T35] veth0_macvtap: left promiscuous mode [ 101.433375][ T35] veth1_vlan: left promiscuous mode [ 101.439265][ T35] veth0_vlan: left promiscuous mode [ 101.802186][ T35] team0 (unregistering): Port device team_slave_1 removed [ 101.833923][ T35] team0 (unregistering): Port device team_slave_0 removed [ 101.995163][ T5493] 8021q: adding VLAN 0 to HW filter on device eth1 [ 102.419867][ T5956] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 102.447844][ T5956] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 102.457669][ T5956] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 102.474156][ T5956] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 102.482443][ T5956] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 102.504628][ T5956] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 102.651832][ T5956] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 102.666946][ T5956] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 102.859423][ T5956] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.891472][ T5956] 8021q: adding VLAN 0 to HW filter on device team0 [ 102.893665][ T5148] Bluetooth: hci0: command tx timeout [ 102.910992][ T1326] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.918240][ T1326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.969393][ T1326] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.976648][ T1326] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.278226][ T5956] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.346175][ T5956] veth0_vlan: entered promiscuous mode [ 103.361870][ T5956] veth1_vlan: entered promiscuous mode [ 103.414857][ T5956] veth0_macvtap: entered promiscuous mode [ 103.426763][ T5956] veth1_macvtap: entered promiscuous mode [ 103.457343][ T5956] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.478662][ T5956] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.499904][ T3004] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.530136][ T3004] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.552188][ T3004] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.579455][ T3004] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.631745][ T3004] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.650398][ T3004] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.688569][ T47] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.697679][ T47] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.770964][ T6025] [ 103.773553][ T6025] ============================= [ 103.778967][ T6025] WARNING: suspicious RCU usage [ 103.784134][ T6025] syzkaller #0 Not tainted [ 103.788802][ T6025] ----------------------------- [ 103.793763][ T6025] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 103.802292][ T6025] [ 103.802292][ T6025] other info that might help us debug this: [ 103.802292][ T6025] [ 103.812663][ T6025] [ 103.812663][ T6025] rcu_scheduler_active = 2, debug_locks = 1 [ 103.820974][ T6025] 1 lock held by syz.0.17/6025: [ 103.825961][ T6025] #0: ffffffff8e95ced8 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 103.837027][ T6025] [ 103.837027][ T6025] stack backtrace: [ 103.843033][ T6025] CPU: 1 UID: 0 PID: 6025 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 103.843059][ T6025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 103.843070][ T6025] Call Trace: [ 103.843077][ T6025] [ 103.843085][ T6025] dump_stack_lvl+0xe8/0x150 [ 103.843122][ T6025] lockdep_rcu_suspicious+0x13f/0x1d0 [ 103.843146][ T6025] get_callchain_entry+0x2b6/0x3c0 [ 103.843168][ T6025] get_perf_callchain+0xd5/0x880 [ 103.843195][ T6025] ? __pfx_get_perf_callchain+0x10/0x10 [ 103.843217][ T6025] ? __lock_acquire+0x6b5/0x2cf0 [ 103.843252][ T6025] __bpf_get_stack+0x445/0xab0 [ 103.843293][ T6025] ? __pfx___bpf_get_stack+0x10/0x10 [ 103.843327][ T6025] ? __lock_acquire+0x6b5/0x2cf0 [ 103.843360][ T6025] bpf_get_stack+0x33/0x50 [ 103.843384][ T6025] ? bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 103.843401][ T6025] bpf_get_stack_raw_tp+0x1a9/0x220 [ 103.843461][ T6025] bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 103.843482][ T6025] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 103.843511][ T6025] bpf_prog_test_run_syscall+0x318/0x4c0 [ 103.843536][ T6025] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 103.843566][ T6025] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 103.843589][ T6025] bpf_prog_test_run+0x2c7/0x340 [ 103.843621][ T6025] __sys_bpf+0x643/0x950 [ 103.843659][ T6025] ? __pfx___sys_bpf+0x10/0x10 [ 103.843704][ T6025] ? __pfx___se_sys_futex+0x10/0x10 [ 103.843725][ T6025] ? rcu_is_watching+0x15/0xb0 [ 103.843751][ T6025] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.843774][ T6025] __x64_sys_bpf+0x7c/0x90 [ 103.843799][ T6025] do_syscall_64+0x15f/0xf80 [ 103.843824][ T6025] ? trace_irq_disable+0x3b/0x140 [ 103.843850][ T6025] ? clear_bhb_loop+0x40/0x90 [ 103.843874][ T6025] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.843892][ T6025] RIP: 0033:0x7f4b23b9cdd9 [ 103.843912][ T6025] 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 [ 103.843927][ T6025] RSP: 002b:00007fff8941c968 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 103.843949][ T6025] RAX: ffffffffffffffda RBX: 00007f4b23e15fa0 RCX: 00007f4b23b9cdd9 [ 103.843962][ T6025] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 103.843974][ T6025] RBP: 00007f4b23c32d69 R08: 0000000000000000 R09: 0000000000000000 [ 103.843986][ T6025] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 103.843996][ T6025] R13: 00007f4b23e15fac R14: 00007f4b23e15fa0 R15: 00007f4b23e15fa0 [ 103.844029][ T6025]