Warning: Permanently added '10.128.1.26' (ED25519) to the list of known hosts. 2026/06/01 07:44:37 parsed 1 programs [ 71.894311][ T5640] cgroup: Unknown subsys name 'net' [ 72.026151][ T5640] cgroup: Unknown subsys name 'cpuset' [ 72.035106][ T5640] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 73.387820][ T5640] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 76.018993][ T5653] 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. [ 76.315668][ T4947] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 76.323861][ T4947] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 76.331781][ T4947] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 76.344317][ T4947] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 76.353163][ T4947] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 76.657710][ T3391] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.667183][ T3391] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.724369][ T3391] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.732326][ T3391] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.309098][ T5724] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.316918][ T5724] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.324150][ T5724] bridge_slave_0: entered allmulticast mode [ 79.331150][ T5724] bridge_slave_0: entered promiscuous mode [ 79.341125][ T5724] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.348359][ T5724] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.357213][ T5724] bridge_slave_1: entered allmulticast mode [ 79.364223][ T5724] bridge_slave_1: entered promiscuous mode [ 79.393882][ T5724] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 79.405762][ T5724] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 79.430851][ T5724] team0: Port device team_slave_0 added [ 79.438917][ T5724] team0: Port device team_slave_1 added [ 79.459622][ T5724] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.466715][ T5724] 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. [ 79.492965][ T5724] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 79.505650][ T5724] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 79.513005][ T5724] 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. [ 79.538960][ T5724] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 79.577310][ T5724] hsr_slave_0: entered promiscuous mode [ 79.583697][ T5724] hsr_slave_1: entered promiscuous mode [ 79.708149][ T5724] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.721466][ T5724] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 79.729390][ T5724] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.739887][ T5724] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 79.748312][ T5724] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.757579][ T5724] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 79.765954][ T5724] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.776003][ T5724] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 79.806682][ T5724] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.814389][ T5724] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.822132][ T5724] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.829428][ T5724] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.846015][ T64] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.855781][ T64] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.907154][ T5724] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.930295][ T5724] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.942437][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.949829][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.965184][ T1174] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.972348][ T1174] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.267819][ T5724] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.309380][ T5724] veth0_vlan: entered promiscuous mode [ 80.321630][ T5724] veth1_vlan: entered promiscuous mode [ 80.358873][ T5724] veth0_macvtap: entered promiscuous mode [ 80.369328][ T5724] veth1_macvtap: entered promiscuous mode [ 80.386200][ T5724] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 80.400341][ T5724] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 80.417607][ T35] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.428940][ T35] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.443278][ T35] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.453436][ T35] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.593169][ T35] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.690619][ T35] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.803647][ T35] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.863664][ T35] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/06/01 07:44:48 executed programs: 0 [ 81.008470][ T4947] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 81.016558][ T4947] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 81.027108][ T4947] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 81.037976][ T4947] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 81.045802][ T4947] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 81.436147][ T5765] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.443486][ T5765] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.450675][ T5765] bridge_slave_0: entered allmulticast mode [ 81.457862][ T5765] bridge_slave_0: entered promiscuous mode [ 81.466410][ T5765] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.474011][ T5765] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.481469][ T5765] bridge_slave_1: entered allmulticast mode [ 81.488574][ T5765] bridge_slave_1: entered promiscuous mode [ 81.520552][ T5765] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.535177][ T5765] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.566350][ T5765] team0: Port device team_slave_0 added [ 81.576144][ T5765] team0: Port device team_slave_1 added [ 81.601293][ T5765] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 81.611256][ T10] cfg80211: failed to load regulatory.db [ 81.619774][ T5765] 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. [ 81.649579][ T5765] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 81.673152][ T5765] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 81.680200][ T5765] 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. [ 81.709644][ T5765] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 81.774144][ T5765] hsr_slave_0: entered promiscuous mode [ 81.781389][ T5765] hsr_slave_1: entered promiscuous mode [ 81.788564][ T5765] debugfs: 'hsr0' already exists in 'hsr' [ 81.794646][ T5765] Cannot create hsr debugfs directory [ 82.830190][ T35] bridge_slave_1: left allmulticast mode [ 82.837645][ T35] bridge_slave_1: left promiscuous mode [ 82.846106][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.860239][ T35] bridge_slave_0: left allmulticast mode [ 82.869364][ T35] bridge_slave_0: left promiscuous mode [ 82.875664][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.111951][ T35] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 83.123749][ T4947] Bluetooth: hci0: command tx timeout [ 83.131487][ T35] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 83.142082][ T35] bond0 (unregistering): Released all slaves [ 83.245138][ T35] hsr_slave_0: left promiscuous mode [ 83.255527][ T35] hsr_slave_1: left promiscuous mode [ 83.261762][ T35] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 83.269853][ T35] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 83.280672][ T35] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 83.289891][ T35] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 83.305251][ T35] veth1_macvtap: left promiscuous mode [ 83.310826][ T35] veth0_macvtap: left promiscuous mode [ 83.317139][ T35] veth1_vlan: left promiscuous mode [ 83.322493][ T35] veth0_vlan: left promiscuous mode [ 83.490190][ T35] team0 (unregistering): Port device team_slave_1 removed [ 83.509404][ T35] team0 (unregistering): Port device team_slave_0 removed [ 83.593947][ T5293] 8021q: adding VLAN 0 to HW filter on device eth1 [ 83.911407][ T5765] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 83.928074][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 83.936468][ T5765] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 83.948828][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 83.959960][ T5765] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 83.971683][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 83.983912][ T5765] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 83.995612][ T5765] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 84.181497][ T5765] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.209123][ T5765] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.227354][ T78] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.234550][ T78] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.258237][ T78] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.265507][ T78] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.753444][ T5765] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.808520][ T5765] veth0_vlan: entered promiscuous mode [ 84.828405][ T5765] veth1_vlan: entered promiscuous mode [ 84.857471][ T5765] veth0_macvtap: entered promiscuous mode [ 84.875182][ T5765] veth1_macvtap: entered promiscuous mode [ 84.904988][ T5765] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.925070][ T5765] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.946827][ T78] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.966431][ T78] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.989553][ T78] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.032968][ T78] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.086073][ T1174] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.102492][ T1174] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.152666][ T1174] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.162250][ T1174] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.206219][ T4947] Bluetooth: hci0: command tx timeout [ 85.231121][ T5852] [ 85.233760][ T5852] ============================= [ 85.239285][ T5852] WARNING: suspicious RCU usage [ 85.244366][ T5852] syzkaller #0 Not tainted [ 85.248833][ T5852] ----------------------------- [ 85.253735][ T5852] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 85.263455][ T5852] [ 85.263455][ T5852] other info that might help us debug this: [ 85.263455][ T5852] [ 85.274088][ T5852] [ 85.274088][ T5852] rcu_scheduler_active = 2, debug_locks = 1 [ 85.282260][ T5852] 1 lock held by syz.0.17/5852: [ 85.287329][ T5852] #0: ffffffff8e95ced8 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 85.298406][ T5852] [ 85.298406][ T5852] stack backtrace: [ 85.304811][ T5852] CPU: 0 UID: 0 PID: 5852 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 85.304833][ T5852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 85.304849][ T5852] Call Trace: [ 85.304856][ T5852] [ 85.304866][ T5852] dump_stack_lvl+0xe8/0x150 [ 85.304890][ T5852] lockdep_rcu_suspicious+0x13f/0x1d0 [ 85.304913][ T5852] get_callchain_entry+0x2b6/0x3c0 [ 85.304933][ T5852] get_perf_callchain+0xd5/0x880 [ 85.304957][ T5852] ? __pfx_get_perf_callchain+0x10/0x10 [ 85.304977][ T5852] ? __lock_acquire+0x6b5/0x2cf0 [ 85.305000][ T5852] __bpf_get_stack+0x445/0xab0 [ 85.305027][ T5852] ? __pfx___bpf_get_stack+0x10/0x10 [ 85.305052][ T5852] ? __lock_acquire+0x6b5/0x2cf0 [ 85.305073][ T5852] bpf_get_stack+0x33/0x50 [ 85.305089][ T5852] ? bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 85.305109][ T5852] bpf_get_stack_raw_tp+0x1a9/0x220 [ 85.305135][ T5852] bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 85.305152][ T5852] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 85.305175][ T5852] bpf_prog_test_run_syscall+0x318/0x4c0 [ 85.305193][ T5852] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 85.305216][ T5852] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 85.305232][ T5852] bpf_prog_test_run+0x2c7/0x340 [ 85.305252][ T5852] __sys_bpf+0x643/0x950 [ 85.305275][ T5852] ? __pfx___sys_bpf+0x10/0x10 [ 85.305312][ T5852] ? __pfx___se_sys_futex+0x10/0x10 [ 85.305330][ T5852] ? rcu_is_watching+0x15/0xb0 [ 85.305353][ T5852] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.305369][ T5852] __x64_sys_bpf+0x7c/0x90 [ 85.305389][ T5852] do_syscall_64+0x174/0x580 [ 85.305404][ T5852] ? trace_irq_disable+0x3b/0x140 [ 85.305425][ T5852] ? clear_bhb_loop+0x40/0x90 [ 85.305457][ T5852] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.305473][ T5852] RIP: 0033:0x7f6ed8b9ce59 [ 85.305488][ T5852] 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 [ 85.305500][ T5852] RSP: 002b:00007ffdb4e59438 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 85.305516][ T5852] RAX: ffffffffffffffda RBX: 00007f6ed8e15fa0 RCX: 00007f6ed8b9ce59 [ 85.305527][ T5852] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 85.305536][ T5852] RBP: 00007f6ed8c32d6f R08: 0000000000000000 R09: 0000000000000000 [ 85.305545][ T5852] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 85.305554][ T5852] R13: 00007f6ed8e15fac R14: 00007f6ed8e15fa0 R15: 00007f6ed8e15fa0 [ 85.305581][ T5852] 2026/06/01 07:44:53 executed programs: 24 [ 87.292664][ T4947] Bluetooth: hci0: command tx timeout [ 89.362940][ T4947] Bluetooth: hci0: command tx timeout 2026/06/01 07:44:58 executed programs: 282