Warning: Permanently added '10.128.0.247' (ED25519) to the list of known hosts. 2026/05/04 19:24:32 parsed 1 programs [ 79.828732][ T5783] cgroup: Unknown subsys name 'net' [ 79.947826][ T5783] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 81.709863][ T5783] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 84.388910][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.397472][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.405915][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.419488][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.427889][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 84.435954][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.082223][ T5833] chnl_net:caif_netlink_parms(): no params data found [ 85.151687][ T5833] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.159863][ T5833] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.167129][ T5833] bridge_slave_0: entered allmulticast mode [ 85.175568][ T5833] bridge_slave_0: entered promiscuous mode [ 85.194104][ T5833] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.201517][ T5833] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.208932][ T5833] bridge_slave_1: entered allmulticast mode [ 85.217490][ T5833] bridge_slave_1: entered promiscuous mode [ 85.255760][ T5833] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.267656][ T5833] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.296898][ T5833] team0: Port device team_slave_0 added [ 85.306549][ T5833] team0: Port device team_slave_1 added [ 85.341800][ T5833] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.351281][ T5833] 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. [ 85.378446][ T5833] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.395554][ T5833] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.403978][ T5833] 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. [ 85.436649][ T5833] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.493787][ T5833] hsr_slave_0: entered promiscuous mode [ 85.501142][ T5833] hsr_slave_1: entered promiscuous mode [ 85.650817][ T5833] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.664688][ T5833] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.688291][ T5833] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.700721][ T5833] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.792922][ T5833] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.826302][ T5833] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.845281][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.852816][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.876032][ T992] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.883629][ T992] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.119610][ T5833] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.167878][ T5833] veth0_vlan: entered promiscuous mode [ 86.182406][ T5833] veth1_vlan: entered promiscuous mode [ 86.224791][ T5833] veth0_macvtap: entered promiscuous mode [ 86.236200][ T5833] veth1_macvtap: entered promiscuous mode [ 86.264417][ T5833] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.278173][ T5833] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.296604][ T5833] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.307537][ T5833] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.317261][ T5833] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.326707][ T5833] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.616675][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.632257][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.669363][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.688612][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.842345][ T2941] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.067054][ T966] cfg80211: failed to load regulatory.db 2026/05/04 19:24:44 executed programs: 0 [ 89.197235][ T5085] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.206473][ T5085] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.217728][ T5085] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.227419][ T5085] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.235878][ T5085] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 89.244516][ T5085] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 89.400259][ T2941] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.422770][ T5887] chnl_net:caif_netlink_parms(): no params data found [ 89.493331][ T5887] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.503530][ T5887] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.515256][ T5887] bridge_slave_0: entered allmulticast mode [ 89.525185][ T5887] bridge_slave_0: entered promiscuous mode [ 89.535376][ T5887] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.546507][ T5887] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.556285][ T5887] bridge_slave_1: entered allmulticast mode [ 89.564987][ T5887] bridge_slave_1: entered promiscuous mode [ 89.593308][ T5887] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.605675][ T5887] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.638445][ T5887] team0: Port device team_slave_0 added [ 89.647641][ T5887] team0: Port device team_slave_1 added [ 89.672759][ T5887] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.680514][ T5887] 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. [ 89.709183][ T5887] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.722333][ T5887] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.731498][ T5887] 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. [ 89.758519][ T5887] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.799241][ T5887] hsr_slave_0: entered promiscuous mode [ 89.807214][ T5887] hsr_slave_1: entered promiscuous mode [ 89.814174][ T5887] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 89.822650][ T5887] Cannot create hsr debugfs directory [ 91.302394][ T5085] Bluetooth: hci0: command tx timeout [ 91.624336][ T2941] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.695234][ T2941] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.641681][ T5887] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 92.669310][ T2941] hsr_slave_0: left promiscuous mode [ 92.676206][ T2941] hsr_slave_1: left promiscuous mode [ 92.684826][ T2941] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 92.694554][ T2941] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 92.706969][ T2941] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 92.715893][ T2941] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 92.727212][ T2941] bridge_slave_1: left allmulticast mode [ 92.734752][ T2941] bridge_slave_1: left promiscuous mode [ 92.743940][ T2941] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.758139][ T2941] bridge_slave_0: left allmulticast mode [ 92.766358][ T2941] bridge_slave_0: left promiscuous mode [ 92.773391][ T2941] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.807093][ T2941] veth1_macvtap: left promiscuous mode [ 92.816064][ T2941] veth0_macvtap: left promiscuous mode [ 92.822866][ T2941] veth1_vlan: left promiscuous mode [ 92.828610][ T2941] veth0_vlan: left promiscuous mode [ 93.317561][ T2941] team0 (unregistering): Port device team_slave_1 removed [ 93.355536][ T2941] team0 (unregistering): Port device team_slave_0 removed [ 93.392418][ T5085] Bluetooth: hci0: command tx timeout [ 93.399727][ T2941] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 93.438202][ T2941] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 93.714041][ T2941] bond0 (unregistering): Released all slaves [ 93.812215][ T5887] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.822611][ T5887] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.839016][ T5887] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.944363][ T5887] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.970453][ T5887] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.992381][ T992] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.001065][ T992] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.030805][ T2969] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.038198][ T2969] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.338914][ T5887] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.406059][ T5887] veth0_vlan: entered promiscuous mode [ 94.423269][ T5887] veth1_vlan: entered promiscuous mode [ 94.452252][ T5887] veth0_macvtap: entered promiscuous mode [ 94.462494][ T5887] veth1_macvtap: entered promiscuous mode [ 94.484295][ T5887] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.497811][ T5887] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.518844][ T5887] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.529431][ T5887] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.539907][ T5887] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.549501][ T5887] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.618923][ T992] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.630700][ T992] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.688348][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.697337][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.762732][ T5929] [ 94.766015][ T5929] ============================= [ 94.771538][ T5929] WARNING: suspicious RCU usage [ 94.776542][ T5929] syzkaller #0 Not tainted [ 94.781461][ T5929] ----------------------------- [ 94.786743][ T5929] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage! [ 94.795718][ T5929] [ 94.795718][ T5929] other info that might help us debug this: [ 94.795718][ T5929] [ 94.807128][ T5929] [ 94.807128][ T5929] rcu_scheduler_active = 2, debug_locks = 1 [ 94.816196][ T5929] 1 lock held by syz.0.17/5929: [ 94.821718][ T5929] #0: ffffffff8d1322c0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_read_lock_trace+0x37/0x70 [ 94.833752][ T5929] [ 94.833752][ T5929] stack backtrace: [ 94.840142][ T5929] CPU: 0 PID: 5929 Comm: syz.0.17 Not tainted syzkaller #0 [ 94.847805][ T5929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 94.858872][ T5929] Call Trace: [ 94.862565][ T5929] [ 94.866380][ T5929] dump_stack_lvl+0x18c/0x250 [ 94.872133][ T5929] ? show_regs_print_info+0x20/0x20 [ 94.878858][ T5929] ? load_image+0x420/0x420 [ 94.884445][ T5929] lockdep_rcu_suspicious+0x1e1/0x300 [ 94.890377][ T5929] get_callchain_entry+0x2a9/0x3c0 [ 94.896145][ T5929] get_perf_callchain+0xc6/0x510 [ 94.901659][ T5929] ? put_callchain_entry+0xb0/0xb0 [ 94.907520][ T5929] ? __lock_acquire+0x7d40/0x7d40 [ 94.913147][ T5929] ? rcu_read_lock_sched_held+0x8a/0x110 [ 94.919253][ T5929] ? __bpf_trace_rcu_stall_warning+0x160/0x160 [ 94.926413][ T5929] __bpf_get_stack+0x2e4/0x540 [ 94.938223][ T5929] ? stack_map_get_build_id_offset+0x720/0x720 [ 94.945128][ T5929] ? __cant_sleep+0x220/0x220 [ 94.951722][ T5929] ? bpf_prog_14d9fb3786f83342+0x45/0x49 [ 94.957937][ T5929] bpf_get_stack_raw_tp+0x1a9/0x210 [ 94.963705][ T5929] bpf_prog_14d9fb3786f83342+0x45/0x49 [ 94.970471][ T5929] bpf_prog_run_pin_on_cpu+0x64/0x150 [ 94.977154][ T5929] bpf_prog_test_run_syscall+0x317/0x4a0 [ 94.985019][ T5929] ? sock_gen_cookie+0x60/0x60 [ 94.990169][ T5929] ? __fdget+0x14a/0x210 [ 94.996329][ T5929] ? sock_gen_cookie+0x60/0x60 [ 95.001710][ T5929] bpf_prog_test_run+0x321/0x390 [ 95.007231][ T5929] __sys_bpf+0x49d/0x890 [ 95.012473][ T5929] ? bpf_link_show_fdinfo+0x390/0x390 [ 95.018892][ T5929] ? lock_chain_count+0x20/0x20 [ 95.024920][ T5929] __x64_sys_bpf+0x7c/0x90 [ 95.030100][ T5929] do_syscall_64+0x55/0xa0 [ 95.035362][ T5929] ? clear_bhb_loop+0x40/0x90 [ 95.041089][ T5929] ? clear_bhb_loop+0x40/0x90 [ 95.048524][ T5929] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 95.055590][ T5929] RIP: 0033:0x7fc72e79cdd9 [ 95.060460][ 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 [ 95.082264][ T5929] RSP: 002b:00007ffe4f6287a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 95.091126][ T5929] RAX: ffffffffffffffda RBX: 00007fc72ea15fa0 RCX: 00007fc72e79cdd9 [ 95.100419][ T5929] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 95.109900][ T5929] RBP: 00007fc72e832d69 R08: 0000000000000000 R09: 0000000000000000 [ 95.119149][ T5929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.128231][ T5929] R13: 00007fc72ea15fac R14: 00007fc72ea15fa0 R15: 00007fc72ea15fa0 [ 95.137414][ T5929]