Warning: Permanently added '10.128.1.223' (ED25519) to the list of known hosts. 2025/12/17 05:23:21 parsed 1 programs [ 76.787177][ T5838] cgroup: Unknown subsys name 'net' [ 76.939233][ T5838] cgroup: Unknown subsys name 'cpuset' [ 76.948267][ T5838] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 78.476094][ T5838] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 80.995358][ T5850] 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. [ 81.674825][ T5155] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 81.686000][ T5155] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 81.693670][ T5155] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 81.703889][ T5155] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 81.712139][ T5155] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.095897][ T3602] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.110943][ T3602] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.142997][ T3602] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.152723][ T3602] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.477066][ T5904] chnl_net:caif_netlink_parms(): no params data found [ 83.570015][ T5904] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.577944][ T5904] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.585157][ T5904] bridge_slave_0: entered allmulticast mode [ 83.592486][ T5904] bridge_slave_0: entered promiscuous mode [ 83.602705][ T5904] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.610192][ T5904] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.617527][ T5904] bridge_slave_1: entered allmulticast mode [ 83.625431][ T5904] bridge_slave_1: entered promiscuous mode [ 83.658758][ T5904] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.670262][ T5904] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.701732][ T5904] team0: Port device team_slave_0 added [ 83.710456][ T5904] team0: Port device team_slave_1 added [ 83.742494][ T5904] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.749667][ T5904] 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. [ 83.776150][ T5904] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.788703][ T5904] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.795704][ T5904] 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. [ 83.821773][ T5904] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.860874][ T5904] hsr_slave_0: entered promiscuous mode [ 83.867972][ T5904] hsr_slave_1: entered promiscuous mode [ 83.991486][ T5904] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.004290][ T5904] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.015001][ T5904] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.025447][ T5904] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.054658][ T5904] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.061943][ T5904] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.070019][ T5904] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.077204][ T5904] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.127039][ T5904] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.145774][ T67] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.154105][ T67] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.170463][ T5904] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.182511][ T3602] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.189652][ T3602] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.202831][ T67] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.209976][ T67] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.362173][ T5904] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.399973][ T5904] veth0_vlan: entered promiscuous mode [ 84.419161][ T5904] veth1_vlan: entered promiscuous mode [ 84.443228][ T5904] veth0_macvtap: entered promiscuous mode [ 84.452442][ T5904] veth1_macvtap: entered promiscuous mode [ 84.470377][ T5904] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.483721][ T5904] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.499228][ T992] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.509796][ T992] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.521450][ T992] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.531918][ T992] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.677287][ T3602] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.739583][ T3602] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.819669][ T3602] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.894002][ T3602] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/12/17 05:23:33 executed programs: 0 [ 85.948667][ T5155] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.958960][ T5155] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.968164][ T5155] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.976952][ T5155] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.984739][ T5155] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.132263][ T5946] chnl_net:caif_netlink_parms(): no params data found [ 86.205851][ T5946] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.213580][ T5946] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.221217][ T5946] bridge_slave_0: entered allmulticast mode [ 86.228330][ T5946] bridge_slave_0: entered promiscuous mode [ 86.236170][ T5946] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.243459][ T5946] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.252380][ T5946] bridge_slave_1: entered allmulticast mode [ 86.259520][ T5946] bridge_slave_1: entered promiscuous mode [ 86.292486][ T5946] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.304248][ T5946] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.335638][ T5946] team0: Port device team_slave_0 added [ 86.343168][ T5946] team0: Port device team_slave_1 added [ 86.368930][ T5946] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.376188][ T5946] 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. [ 86.402411][ T5946] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 86.417929][ T5946] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 86.424925][ T5946] 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. [ 86.451639][ T5946] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 86.491912][ T5946] hsr_slave_0: entered promiscuous mode [ 86.498334][ T5946] hsr_slave_1: entered promiscuous mode [ 86.504426][ T5946] debugfs: 'hsr0' already exists in 'hsr' [ 86.510469][ T5946] Cannot create hsr debugfs directory [ 86.727158][ T983] cfg80211: failed to load regulatory.db [ 87.755034][ T3602] bridge_slave_1: left allmulticast mode [ 87.761048][ T3602] bridge_slave_1: left promiscuous mode [ 87.767555][ T3602] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.778379][ T3602] bridge_slave_0: left allmulticast mode [ 87.784018][ T3602] bridge_slave_0: left promiscuous mode [ 87.792203][ T3602] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.007934][ T52] Bluetooth: hci0: command tx timeout [ 88.027888][ T3602] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.038838][ T3602] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.049148][ T3602] bond0 (unregistering): Released all slaves [ 88.157445][ T3602] hsr_slave_0: left promiscuous mode [ 88.163769][ T3602] hsr_slave_1: left promiscuous mode [ 88.170447][ T3602] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 88.185531][ T3602] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 88.193850][ T3602] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 88.207221][ T3602] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 88.228197][ T3602] veth1_macvtap: left promiscuous mode [ 88.233938][ T3602] veth0_macvtap: left promiscuous mode [ 88.241149][ T3602] veth1_vlan: left promiscuous mode [ 88.248261][ T3602] veth0_vlan: left promiscuous mode [ 88.644793][ T3602] team0 (unregistering): Port device team_slave_1 removed [ 88.674412][ T3602] team0 (unregistering): Port device team_slave_0 removed [ 89.082559][ T5946] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.108442][ T5946] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.128897][ T5946] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.151261][ T5946] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.449183][ T5946] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.469454][ T5946] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.485085][ T67] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.492420][ T67] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.514242][ T67] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.521453][ T67] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.733717][ T5946] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.776925][ T5946] veth0_vlan: entered promiscuous mode [ 89.787731][ T5946] veth1_vlan: entered promiscuous mode [ 89.812168][ T5946] veth0_macvtap: entered promiscuous mode [ 89.821114][ T5946] veth1_macvtap: entered promiscuous mode [ 89.839246][ T5946] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.853712][ T5946] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.867225][ T67] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.877076][ T67] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.887469][ T67] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.897491][ T67] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.953216][ T67] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.961402][ T67] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.987698][ T67] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.996149][ T67] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.043220][ T5993] [ 90.046005][ T5993] ============================= [ 90.050857][ T5993] WARNING: suspicious RCU usage [ 90.056348][ T5993] syzkaller #0 Not tainted [ 90.060767][ T5993] ----------------------------- [ 90.066028][ T5993] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 90.074552][ T5993] [ 90.074552][ T5993] other info that might help us debug this: [ 90.074552][ T5993] [ 90.085215][ T5993] [ 90.085215][ T5993] rcu_scheduler_active = 2, debug_locks = 1 [ 90.093795][ T52] Bluetooth: hci0: command tx timeout [ 90.099814][ T5993] 1 lock held by syz.0.17/5993: [ 90.104666][ T5993] #0: ffffffff8df41ea0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_read_lock_trace+0x38/0x80 [ 90.115196][ T5993] [ 90.115196][ T5993] stack backtrace: [ 90.121778][ T5993] CPU: 0 UID: 0 PID: 5993 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 90.121801][ T5993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 90.121819][ T5993] Call Trace: [ 90.121830][ T5993] [ 90.121837][ T5993] dump_stack_lvl+0x189/0x250 [ 90.121861][ T5993] ? trace_irq_disable+0x37/0x100 [ 90.121886][ T5993] ? __pfx_dump_stack_lvl+0x10/0x10 [ 90.121916][ T5993] lockdep_rcu_suspicious+0x140/0x1d0 [ 90.121937][ T5993] get_callchain_entry+0x2b6/0x3c0 [ 90.121959][ T5993] get_perf_callchain+0xb3/0x820 [ 90.121982][ T5993] ? __pfx_get_perf_callchain+0x10/0x10 [ 90.122009][ T5993] ? __lock_acquire+0x6b6/0x2cf0 [ 90.122030][ T5993] __bpf_get_stack+0x45b/0xaa0 [ 90.122055][ T5993] ? __pfx___bpf_get_stack+0x10/0x10 [ 90.122083][ T5993] bpf_get_stack+0x33/0x50 [ 90.122099][ T5993] ? bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 90.122117][ T5993] bpf_get_stack_raw_tp+0x1a9/0x220 [ 90.122138][ T5993] bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 90.122152][ T5993] bpf_prog_run_pin_on_cpu+0x143/0x480 [ 90.122174][ T5993] bpf_prog_test_run_syscall+0x312/0x4b0 [ 90.122193][ T5993] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 90.122215][ T5993] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 90.122233][ T5993] bpf_prog_test_run+0x2c7/0x340 [ 90.122256][ T5993] __sys_bpf+0x562/0x860 [ 90.122275][ T5993] ? __pfx___sys_bpf+0x10/0x10 [ 90.122307][ T5993] ? __pfx___se_sys_futex+0x10/0x10 [ 90.122330][ T5993] __x64_sys_bpf+0x7c/0x90 [ 90.122347][ T5993] do_syscall_64+0xfa/0xf80 [ 90.122369][ T5993] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.122384][ T5993] ? clear_bhb_loop+0x60/0xb0 [ 90.122403][ T5993] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.122418][ T5993] RIP: 0033:0x7fe39a78f749 [ 90.122431][ T5993] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 90.122444][ T5993] RSP: 002b:00007ffd87b44128 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 90.122461][ T5993] RAX: ffffffffffffffda RBX: 00007fe39a9e5fa0 RCX: 00007fe39a78f749 [ 90.122473][ T5993] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 90.122482][ T5993] RBP: 00007fe39a813f91 R08: 0000000000000000 R09: 0000000000000000 [ 90.122492][ T5993] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 90.122501][ T5993] R13: 00007fe39a9e5fa0 R14: 00007fe39a9e5fa0 R15: 0000000000000003 [ 90.122525][ T5993]