Warning: Permanently added '10.128.1.55' (ED25519) to the list of known hosts. 2026/05/04 15:43:46 parsed 1 programs [ 83.608722][ T5784] cgroup: Unknown subsys name 'net' [ 83.751354][ T5784] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 85.446378][ T5784] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 88.733583][ T5825] chnl_net:caif_netlink_parms(): no params data found [ 88.826517][ T5825] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.833643][ T5825] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.841889][ T5825] bridge_slave_0: entered allmulticast mode [ 88.849045][ T5825] bridge_slave_0: entered promiscuous mode [ 88.870052][ T5825] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.877311][ T5825] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.886910][ T5825] bridge_slave_1: entered allmulticast mode [ 88.893760][ T5825] bridge_slave_1: entered promiscuous mode [ 88.920243][ T5825] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.942185][ T5825] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.972532][ T5825] team0: Port device team_slave_0 added [ 88.992682][ T5825] team0: Port device team_slave_1 added [ 89.015693][ T5825] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.022957][ T5825] 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 1560 would solve the problem. [ 89.050102][ T5825] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.076838][ T5825] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.084028][ T5825] 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 1560 would solve the problem. [ 89.110965][ T5825] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.150772][ T5825] hsr_slave_0: entered promiscuous mode [ 89.157948][ T5825] hsr_slave_1: entered promiscuous mode [ 89.323329][ T5825] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.346486][ T5825] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.357772][ T5825] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.367453][ T5825] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.410134][ T5825] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.417424][ T5825] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.425571][ T5825] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.432676][ T5825] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.502931][ T5825] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.536098][ T59] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.544823][ T59] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.566527][ T5825] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.586905][ T59] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.594860][ T59] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.618194][ T59] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.625396][ T59] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.839924][ T5825] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.882010][ T5825] veth0_vlan: entered promiscuous mode [ 89.897156][ T5825] veth1_vlan: entered promiscuous mode [ 89.925873][ T5825] veth0_macvtap: entered promiscuous mode [ 89.935169][ T5825] veth1_macvtap: entered promiscuous mode [ 89.955566][ T5825] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.970938][ T5825] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.987330][ T5825] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.996455][ T5825] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.005771][ T5825] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.015304][ T5825] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.181977][ T59] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.352653][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 90.361538][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 90.372329][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 90.381312][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 90.389792][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 90.398096][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.256393][ T8] cfg80211: failed to load regulatory.db [ 92.340597][ T4745] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.349250][ T4745] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.379941][ T1074] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.388379][ T1074] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.673793][ T59] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/04 15:43:57 executed programs: 0 [ 93.008230][ T5085] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 93.016929][ T5085] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 93.026324][ T5085] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 93.036458][ T5085] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 93.044627][ T5085] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 93.052692][ T5085] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 93.190526][ T5890] chnl_net:caif_netlink_parms(): no params data found [ 93.254623][ T5890] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.261836][ T5890] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.269514][ T5890] bridge_slave_0: entered allmulticast mode [ 93.276982][ T5890] bridge_slave_0: entered promiscuous mode [ 93.286566][ T5890] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.293842][ T5890] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.301372][ T5890] bridge_slave_1: entered allmulticast mode [ 93.308590][ T5890] bridge_slave_1: entered promiscuous mode [ 93.336017][ T5890] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.347595][ T5890] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.380139][ T5890] team0: Port device team_slave_0 added [ 93.388207][ T5890] team0: Port device team_slave_1 added [ 93.410726][ T5890] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.417813][ T5890] 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 1560 would solve the problem. [ 93.444236][ T5890] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.456734][ T5890] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.463715][ T5890] 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 1560 would solve the problem. [ 93.491135][ T5890] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.530605][ T5890] hsr_slave_0: entered promiscuous mode [ 93.537287][ T5890] hsr_slave_1: entered promiscuous mode [ 93.543814][ T5890] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 93.552285][ T5890] Cannot create hsr debugfs directory [ 94.935811][ T59] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.009041][ T59] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 95.125713][ T5085] Bluetooth: hci0: command tx timeout [ 95.897353][ T5890] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.926919][ T5890] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.938482][ T5890] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.950299][ T5890] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.982778][ T59] hsr_slave_0: left promiscuous mode [ 95.989681][ T59] hsr_slave_1: left promiscuous mode [ 95.996669][ T59] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 96.005159][ T59] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 96.013858][ T59] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 96.022730][ T59] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 96.031316][ T59] bridge_slave_1: left allmulticast mode [ 96.038678][ T59] bridge_slave_1: left promiscuous mode [ 96.045776][ T59] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.059386][ T59] bridge_slave_0: left allmulticast mode [ 96.066806][ T59] bridge_slave_0: left promiscuous mode [ 96.072808][ T59] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.113751][ T59] veth1_macvtap: left promiscuous mode [ 96.120014][ T59] veth0_macvtap: left promiscuous mode [ 96.127672][ T59] veth1_vlan: left promiscuous mode [ 96.133311][ T59] veth0_vlan: left promiscuous mode [ 96.591492][ T59] team0 (unregistering): Port device team_slave_1 removed [ 96.626131][ T59] team0 (unregistering): Port device team_slave_0 removed [ 96.660713][ T59] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 96.700339][ T59] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 96.953022][ T59] bond0 (unregistering): Released all slaves [ 97.083227][ T5890] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.109737][ T5890] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.122972][ T1074] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.130164][ T1074] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.169173][ T1074] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.176559][ T1074] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.206925][ T5085] Bluetooth: hci0: command tx timeout [ 97.434386][ T5890] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.512542][ T5890] veth0_vlan: entered promiscuous mode [ 97.549538][ T5890] veth1_vlan: entered promiscuous mode [ 97.592342][ T5890] veth0_macvtap: entered promiscuous mode [ 97.610824][ T5890] veth1_macvtap: entered promiscuous mode [ 97.651532][ T5890] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.671008][ T5890] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.687641][ T5890] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.698589][ T5890] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.707719][ T5890] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.717736][ T5890] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.820481][ T4745] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.837920][ T4745] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.865709][ T2981] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.873776][ T2981] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.917184][ T5932] [ 97.919811][ T5932] ============================= [ 97.925800][ T5932] WARNING: suspicious RCU usage [ 97.930784][ T5932] syzkaller #0 Not tainted [ 97.936015][ T5932] ----------------------------- [ 97.941388][ T5932] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage! [ 97.950324][ T5932] [ 97.950324][ T5932] other info that might help us debug this: [ 97.950324][ T5932] [ 97.961028][ T5932] [ 97.961028][ T5932] rcu_scheduler_active = 2, debug_locks = 1 [ 97.969722][ T5932] 1 lock held by syz.0.17/5932: [ 97.974995][ T5932] #0: ffffffff8d1322c0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_read_lock_trace+0x37/0x70 [ 97.986125][ T5932] [ 97.986125][ T5932] stack backtrace: [ 97.992081][ T5932] CPU: 0 PID: 5932 Comm: syz.0.17 Not tainted syzkaller #0 [ 97.999326][ T5932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 98.009564][ T5932] Call Trace: [ 98.012949][ T5932] [ 98.015914][ T5932] dump_stack_lvl+0x18c/0x250 [ 98.020737][ T5932] ? show_regs_print_info+0x20/0x20 [ 98.025950][ T5932] ? load_image+0x420/0x420 [ 98.030563][ T5932] lockdep_rcu_suspicious+0x1e1/0x300 [ 98.036058][ T5932] get_callchain_entry+0x2a9/0x3c0 [ 98.041286][ T5932] get_perf_callchain+0xc6/0x510 [ 98.046340][ T5932] ? put_callchain_entry+0xb0/0xb0 [ 98.051650][ T5932] ? __lock_acquire+0x7d40/0x7d40 [ 98.056688][ T5932] ? rcu_read_lock_sched_held+0x8a/0x110 [ 98.062342][ T5932] ? __bpf_trace_rcu_stall_warning+0x160/0x160 [ 98.068535][ T5932] __bpf_get_stack+0x2e4/0x540 [ 98.073445][ T5932] ? stack_map_get_build_id_offset+0x720/0x720 [ 98.079779][ T5932] ? __cant_sleep+0x220/0x220 [ 98.084515][ T5932] ? bpf_prog_14d9fb3786f83342+0x45/0x49 [ 98.090283][ T5932] bpf_get_stack_raw_tp+0x1a9/0x210 [ 98.095518][ T5932] bpf_prog_14d9fb3786f83342+0x45/0x49 [ 98.100994][ T5932] bpf_prog_run_pin_on_cpu+0x64/0x150 [ 98.106589][ T5932] bpf_prog_test_run_syscall+0x317/0x4a0 [ 98.112280][ T5932] ? sock_gen_cookie+0x60/0x60 [ 98.117078][ T5932] ? __fdget+0x14a/0x210 [ 98.121348][ T5932] ? sock_gen_cookie+0x60/0x60 [ 98.126142][ T5932] bpf_prog_test_run+0x321/0x390 [ 98.131099][ T5932] __sys_bpf+0x49d/0x890 [ 98.135357][ T5932] ? bpf_link_show_fdinfo+0x390/0x390 [ 98.140755][ T5932] ? lock_chain_count+0x20/0x20 [ 98.145635][ T5932] __x64_sys_bpf+0x7c/0x90 [ 98.150164][ T5932] do_syscall_64+0x55/0xa0 [ 98.154591][ T5932] ? clear_bhb_loop+0x40/0x90 [ 98.159370][ T5932] ? clear_bhb_loop+0x40/0x90 [ 98.164248][ T5932] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 98.170249][ T5932] RIP: 0033:0x7f080fb9cdd9 [ 98.174685][ T5932] 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 [ 98.194487][ T5932] RSP: 002b:00007fffaba7f248 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 98.203012][ T5932] RAX: ffffffffffffffda RBX: 00007f080fe15fa0 RCX: 00007f080fb9cdd9 [ 98.211019][ T5932] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 98.219217][ T5932] RBP: 00007f080fc32d69 R08: 0000000000000000 R09: 0000000000000000 [ 98.227219][ T5932] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 98.235383][ T5932] R13: 00007f080fe15fac R14: 00007f080fe15fa0 R15: 00007f080fe15fa0 [ 98.243483][ T5932]