Warning: Permanently added '10.128.0.234' (ED25519) to the list of known hosts. 2026/01/18 11:22:57 parsed 1 programs [ 86.791468][ T5772] cgroup: Unknown subsys name 'net' [ 86.964453][ T5772] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 88.779139][ T5772] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.023720][ T23] cfg80211: failed to load regulatory.db [ 92.054156][ T5828] chnl_net:caif_netlink_parms(): no params data found [ 92.147272][ T5828] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.155576][ T5828] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.162893][ T5828] bridge_slave_0: entered allmulticast mode [ 92.171955][ T5828] bridge_slave_0: entered promiscuous mode [ 92.182602][ T5828] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.189835][ T5828] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.197274][ T5828] bridge_slave_1: entered allmulticast mode [ 92.204548][ T5828] bridge_slave_1: entered promiscuous mode [ 92.236928][ T5828] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.250882][ T5828] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.286199][ T5828] team0: Port device team_slave_0 added [ 92.295440][ T5828] team0: Port device team_slave_1 added [ 92.328497][ T5828] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.335714][ T5828] 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. [ 92.361727][ T5828] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.375137][ T5828] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.382248][ T5828] 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. [ 92.408282][ T5828] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.465467][ T5828] hsr_slave_0: entered promiscuous mode [ 92.477527][ T5828] hsr_slave_1: entered promiscuous mode [ 92.651157][ T5828] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 92.663759][ T5828] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 92.674224][ T5828] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 92.684271][ T5828] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 92.732545][ T5828] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.739872][ T5828] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.747861][ T5828] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.755021][ T5828] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.850036][ T5828] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.869714][ T2920] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.883653][ T2920] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.911399][ T5828] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.926064][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.933283][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.964627][ T1143] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.971853][ T1143] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.227998][ T5828] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.284548][ T5828] veth0_vlan: entered promiscuous mode [ 93.299259][ T5828] veth1_vlan: entered promiscuous mode [ 93.338193][ T5828] veth0_macvtap: entered promiscuous mode [ 93.350898][ T5828] veth1_macvtap: entered promiscuous mode [ 93.380824][ T5828] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.399156][ T5828] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.412842][ T5828] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.422508][ T5828] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.431272][ T5828] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.445405][ T5828] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.605739][ T1143] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.429538][ T3488] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.443849][ T3488] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.473965][ T145] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.482023][ T145] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.618503][ T5867] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.627629][ T5867] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.635468][ T5867] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.643942][ T5867] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.657506][ T5867] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 94.665927][ T5867] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/01/18 11:23:09 executed programs: 0 [ 95.749207][ T5082] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.757625][ T5082] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.767158][ T5082] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.776231][ T5082] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.785825][ T5082] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 95.793534][ T5082] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.944385][ T5882] chnl_net:caif_netlink_parms(): no params data found [ 96.011249][ T5882] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.018638][ T5882] bridge0: port 1(bridge_slave_0) entered disabled state [ 96.025980][ T5882] bridge_slave_0: entered allmulticast mode [ 96.033186][ T5882] bridge_slave_0: entered promiscuous mode [ 96.041393][ T5882] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.048904][ T5882] bridge0: port 2(bridge_slave_1) entered disabled state [ 96.056547][ T5882] bridge_slave_1: entered allmulticast mode [ 96.065634][ T5882] bridge_slave_1: entered promiscuous mode [ 96.082657][ T1143] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.119734][ T5882] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 96.132452][ T5882] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 96.165032][ T5882] team0: Port device team_slave_0 added [ 96.173623][ T5882] team0: Port device team_slave_1 added [ 96.198709][ T5882] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 96.205950][ T5882] 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. [ 96.232273][ T5882] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 96.245450][ T5882] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 96.252552][ T5882] 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. [ 96.278700][ T5882] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 96.324210][ T5882] hsr_slave_0: entered promiscuous mode [ 96.330616][ T5882] hsr_slave_1: entered promiscuous mode [ 96.337305][ T5882] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 96.345618][ T5882] Cannot create hsr debugfs directory [ 97.852651][ T5082] Bluetooth: hci0: command tx timeout [ 98.493616][ T1143] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.566923][ T1143] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.470762][ T5882] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.489233][ T5882] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.516611][ T5882] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.532084][ T5882] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.571338][ T1143] hsr_slave_0: left promiscuous mode [ 99.578770][ T1143] hsr_slave_1: left promiscuous mode [ 99.588086][ T1143] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 99.597677][ T1143] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 99.609634][ T1143] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 99.617430][ T1143] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 99.627948][ T1143] bridge_slave_1: left allmulticast mode [ 99.634065][ T1143] bridge_slave_1: left promiscuous mode [ 99.640770][ T1143] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.657494][ T1143] bridge_slave_0: left allmulticast mode [ 99.663448][ T1143] bridge_slave_0: left promiscuous mode [ 99.669216][ T1143] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.703854][ T1143] veth1_macvtap: left promiscuous mode [ 99.709754][ T1143] veth0_macvtap: left promiscuous mode [ 99.716057][ T1143] veth1_vlan: left promiscuous mode [ 99.721579][ T1143] veth0_vlan: left promiscuous mode [ 99.932062][ T5082] Bluetooth: hci0: command tx timeout [ 100.191433][ T1143] team0 (unregistering): Port device team_slave_1 removed [ 100.234476][ T1143] team0 (unregistering): Port device team_slave_0 removed [ 100.269528][ T1143] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 100.306453][ T1143] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 100.538696][ T1143] bond0 (unregistering): Released all slaves [ 100.685932][ T5882] 8021q: adding VLAN 0 to HW filter on device bond0 [ 100.723321][ T5882] 8021q: adding VLAN 0 to HW filter on device team0 [ 100.739184][ T34] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.746382][ T34] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.760918][ T145] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.768143][ T145] bridge0: port 2(bridge_slave_1) entered forwarding state [ 101.008670][ T5882] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 101.057308][ T5882] veth0_vlan: entered promiscuous mode [ 101.071009][ T5882] veth1_vlan: entered promiscuous mode [ 101.109838][ T5882] veth0_macvtap: entered promiscuous mode [ 101.138478][ T5882] veth1_macvtap: entered promiscuous mode [ 101.191207][ T5882] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 101.218094][ T5882] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 101.231411][ T5882] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.241095][ T5882] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.250042][ T5882] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.259167][ T5882] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.323075][ T34] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.334232][ T34] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.362529][ T2920] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 101.370415][ T2920] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 101.435056][ T5929] [ 101.437586][ T5929] ============================= [ 101.442637][ T5929] WARNING: suspicious RCU usage [ 101.447530][ T5929] syzkaller #0 Not tainted [ 101.452261][ T5929] ----------------------------- [ 101.457145][ T5929] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage! [ 101.465751][ T5929] [ 101.465751][ T5929] other info that might help us debug this: [ 101.465751][ T5929] [ 101.476093][ T5929] [ 101.476093][ T5929] rcu_scheduler_active = 2, debug_locks = 1 [ 101.484274][ T5929] 1 lock held by syz.0.17/5929: [ 101.489159][ T5929] #0: ffffffff8d1301c0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_read_lock_trace+0x37/0x70 [ 101.499595][ T5929] [ 101.499595][ T5929] stack backtrace: [ 101.505594][ T5929] CPU: 1 PID: 5929 Comm: syz.0.17 Not tainted syzkaller #0 [ 101.512864][ T5929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 101.522958][ T5929] Call Trace: [ 101.526256][ T5929] [ 101.529204][ T5929] dump_stack_lvl+0x18c/0x250 [ 101.533907][ T5929] ? asm_sysvec_call_function_single+0x1a/0x20 [ 101.540089][ T5929] ? show_regs_print_info+0x20/0x20 [ 101.545323][ T5929] ? asm_sysvec_call_function_single+0x1a/0x20 [ 101.551515][ T5929] lockdep_rcu_suspicious+0x1e1/0x300 [ 101.556918][ T5929] get_callchain_entry+0x2a9/0x3c0 [ 101.562158][ T5929] get_perf_callchain+0xc8/0x4f0 [ 101.567133][ T5929] ? put_callchain_entry+0xb0/0xb0 [ 101.572274][ T5929] ? __lock_acquire+0x7d40/0x7d40 [ 101.577324][ T5929] ? rcu_read_lock_sched_held+0x8a/0x110 [ 101.582980][ T5929] ? __bpf_trace_rcu_stall_warning+0x160/0x160 [ 101.589183][ T5929] __bpf_get_stack+0x2e4/0x540 [ 101.593992][ T5929] ? stack_map_get_build_id_offset+0x720/0x720 [ 101.600176][ T5929] ? __cant_sleep+0x220/0x220 [ 101.604881][ T5929] ? bpf_prog_14d9fb3786f83342+0x45/0x49 [ 101.610563][ T5929] bpf_get_stack_raw_tp+0x1a9/0x210 [ 101.615788][ T5929] bpf_prog_14d9fb3786f83342+0x45/0x49 [ 101.621267][ T5929] bpf_prog_run_pin_on_cpu+0x64/0x150 [ 101.626678][ T5929] bpf_prog_test_run_syscall+0x317/0x4a0 [ 101.632344][ T5929] ? sock_gen_cookie+0x60/0x60 [ 101.637167][ T5929] ? __fdget+0x14a/0x210 [ 101.641532][ T5929] ? sock_gen_cookie+0x60/0x60 [ 101.646324][ T5929] bpf_prog_test_run+0x321/0x390 [ 101.651291][ T5929] __sys_bpf+0x49d/0x890 [ 101.655559][ T5929] ? bpf_link_show_fdinfo+0x390/0x390 [ 101.660987][ T5929] ? lock_chain_count+0x20/0x20 [ 101.665868][ T5929] __x64_sys_bpf+0x7c/0x90 [ 101.670306][ T5929] do_syscall_64+0x55/0xa0 [ 101.674771][ T5929] ? clear_bhb_loop+0x40/0x90 [ 101.679477][ T5929] ? clear_bhb_loop+0x40/0x90 [ 101.684182][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 101.690171][ T5929] RIP: 0033:0x7faa1ab9acb9 [ 101.694628][ T5929] 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 [ 101.714340][ T5929] RSP: 002b:00007ffdf1bded68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 101.722773][ T5929] RAX: ffffffffffffffda RBX: 00007faa1ae15fa0 RCX: 00007faa1ab9acb9 [ 101.730762][ T5929] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 101.738758][ T5929] RBP: 00007faa1ac08bf7 R08: 0000000000000000 R09: 0000000000000000 [ 101.746744][ T5929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 101.754733][ T5929] R13: 00007faa1ae15fac R14: 00007faa1ae15fa0 R15: 00007faa1ae15fa0 [ 101.762740][ T5929]