Warning: Permanently added '10.128.0.127' (ED25519) to the list of known hosts. 2026/06/05 08:23:18 parsed 1 programs [ 87.985605][ T5790] cgroup: Unknown subsys name 'net' [ 88.135005][ T5790] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 89.862848][ T5790] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 91.920621][ T9] cfg80211: failed to load regulatory.db [ 93.714025][ T5850] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 93.725968][ T5850] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 93.734349][ T5850] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 93.746510][ T5850] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 93.754805][ T5850] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 93.762543][ T5850] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.866380][ T5866] chnl_net:caif_netlink_parms(): no params data found [ 94.963127][ T5866] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.973650][ T5866] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.981023][ T5866] bridge_slave_0: entered allmulticast mode [ 94.988451][ T5866] bridge_slave_0: entered promiscuous mode [ 95.009247][ T5866] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.016368][ T5866] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.024987][ T5866] bridge_slave_1: entered allmulticast mode [ 95.032168][ T5866] bridge_slave_1: entered promiscuous mode [ 95.074544][ T5866] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.086553][ T5866] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.118107][ T5866] team0: Port device team_slave_0 added [ 95.130663][ T5866] team0: Port device team_slave_1 added [ 95.180726][ T5866] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.188975][ T5866] 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. [ 95.216772][ T5866] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.230637][ T5866] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.237690][ T5866] 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. [ 95.263688][ T5866] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.320793][ T5866] hsr_slave_0: entered promiscuous mode [ 95.327980][ T5866] hsr_slave_1: entered promiscuous mode [ 95.513098][ T5866] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 95.526222][ T5866] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.536917][ T5866] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.549102][ T5866] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.660447][ T5866] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.683881][ T5866] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.705720][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.713103][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.729235][ T78] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.736394][ T78] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.962295][ T5866] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 96.021865][ T5866] veth0_vlan: entered promiscuous mode [ 96.043676][ T5866] veth1_vlan: entered promiscuous mode [ 96.074208][ T5866] veth0_macvtap: entered promiscuous mode [ 96.084475][ T5866] veth1_macvtap: entered promiscuous mode [ 96.111254][ T5866] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 96.125287][ T5866] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 96.138147][ T5866] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.148397][ T5866] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.158132][ T5866] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.167344][ T5866] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 96.383249][ T2915] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.473798][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.487206][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.514105][ T78] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.523095][ T78] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/06/05 08:23:30 executed programs: 0 [ 97.318731][ T5087] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 97.328212][ T5087] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 97.335936][ T5087] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 97.344762][ T5087] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 97.354963][ T5087] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 97.367497][ T5087] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 97.527610][ T5889] chnl_net:caif_netlink_parms(): no params data found [ 97.600756][ T5889] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.609055][ T5889] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.616237][ T5889] bridge_slave_0: entered allmulticast mode [ 97.623442][ T5889] bridge_slave_0: entered promiscuous mode [ 97.632963][ T5889] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.640214][ T5889] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.648074][ T5889] bridge_slave_1: entered allmulticast mode [ 97.655091][ T5889] bridge_slave_1: entered promiscuous mode [ 97.688876][ T5889] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.702228][ T5889] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.739570][ T5889] team0: Port device team_slave_0 added [ 97.748688][ T5889] team0: Port device team_slave_1 added [ 97.778521][ T5889] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.785507][ T5889] 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. [ 97.812816][ T5889] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.825763][ T5889] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.832889][ T5889] 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. [ 97.858912][ T5889] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.905397][ T5889] hsr_slave_0: entered promiscuous mode [ 97.912815][ T5889] hsr_slave_1: entered promiscuous mode [ 97.920245][ T5889] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 97.928194][ T5889] Cannot create hsr debugfs directory [ 98.900586][ T2915] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.437851][ T5087] Bluetooth: hci0: command tx timeout [ 101.201631][ T2915] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.281950][ T2915] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.519783][ T5087] Bluetooth: hci0: command tx timeout [ 102.289013][ T2915] hsr_slave_0: left promiscuous mode [ 102.297731][ T2915] hsr_slave_1: left promiscuous mode [ 102.318973][ T2915] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 102.326466][ T2915] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 102.342914][ T2915] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 102.351187][ T2915] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 102.368047][ T2915] bridge_slave_1: left allmulticast mode [ 102.373752][ T2915] bridge_slave_1: left promiscuous mode [ 102.386464][ T2915] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.422355][ T2915] bridge_slave_0: left allmulticast mode [ 102.448115][ T2915] bridge_slave_0: left promiscuous mode [ 102.453946][ T2915] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.541324][ T2915] veth1_macvtap: left promiscuous mode [ 102.557842][ T2915] veth0_macvtap: left promiscuous mode [ 102.580159][ T2915] veth1_vlan: left promiscuous mode [ 102.585782][ T2915] veth0_vlan: left promiscuous mode [ 103.045855][ T2915] team0 (unregistering): Port device team_slave_1 removed [ 103.077747][ T2915] team0 (unregistering): Port device team_slave_0 removed [ 103.111765][ T2915] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 103.148846][ T2915] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 103.373586][ T2915] bond0 (unregistering): Released all slaves [ 103.479923][ T5889] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 103.490295][ T5889] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 103.500732][ T5889] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 103.513288][ T5889] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 103.597209][ T5087] Bluetooth: hci0: command tx timeout [ 103.626143][ T5889] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.654338][ T5889] 8021q: adding VLAN 0 to HW filter on device team0 [ 103.670923][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.678147][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.701061][ T78] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.708247][ T78] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.943302][ T5889] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.006614][ T5889] veth0_vlan: entered promiscuous mode [ 104.018363][ T5889] veth1_vlan: entered promiscuous mode [ 104.059727][ T5889] veth0_macvtap: entered promiscuous mode [ 104.071344][ T5889] veth1_macvtap: entered promiscuous mode [ 104.090909][ T5889] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 104.114054][ T5889] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 104.127283][ T5889] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.136033][ T5889] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.144926][ T5889] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.153706][ T5889] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.236173][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 104.249892][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 104.290946][ T78] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 104.300817][ T78] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 104.364754][ T5934] [ 104.367416][ T5934] ============================= [ 104.372316][ T5934] WARNING: suspicious RCU usage [ 104.377359][ T5934] syzkaller #0 Not tainted [ 104.381816][ T5934] ----------------------------- [ 104.386783][ T5934] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage! [ 104.395317][ T5934] [ 104.395317][ T5934] other info that might help us debug this: [ 104.395317][ T5934] [ 104.405760][ T5934] [ 104.405760][ T5934] rcu_scheduler_active = 2, debug_locks = 1 [ 104.414255][ T5934] 1 lock held by syz.0.17/5934: [ 104.419698][ T5934] #0: ffffffff8d132340 (rcu_read_lock_trace){....}-{0:0}, at: rcu_read_lock_trace+0x37/0x70 [ 104.430686][ T5934] [ 104.430686][ T5934] stack backtrace: [ 104.436621][ T5934] CPU: 0 PID: 5934 Comm: syz.0.17 Not tainted syzkaller #0 [ 104.444044][ T5934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 104.454114][ T5934] Call Trace: [ 104.457404][ T5934] [ 104.460348][ T5934] dump_stack_lvl+0x18c/0x250 [ 104.465050][ T5934] ? show_regs_print_info+0x20/0x20 [ 104.470287][ T5934] ? load_image+0x420/0x420 [ 104.474831][ T5934] lockdep_rcu_suspicious+0x1e1/0x300 [ 104.480224][ T5934] get_callchain_entry+0x2a9/0x3c0 [ 104.485349][ T5934] get_perf_callchain+0xc6/0x510 [ 104.490315][ T5934] ? put_callchain_entry+0xb0/0xb0 [ 104.495469][ T5934] ? __lock_acquire+0x7d40/0x7d40 [ 104.500505][ T5934] ? rcu_read_lock_sched_held+0x8a/0x110 [ 104.506148][ T5934] ? __bpf_trace_rcu_stall_warning+0x160/0x160 [ 104.512324][ T5934] __bpf_get_stack+0x2e4/0x540 [ 104.517117][ T5934] ? stack_map_get_build_id_offset+0x720/0x720 [ 104.523288][ T5934] ? __cant_sleep+0x220/0x220 [ 104.527980][ T5934] ? bpf_prog_d43750871481577d+0x45/0x49 [ 104.533632][ T5934] bpf_get_stack_raw_tp+0x1a9/0x210 [ 104.538858][ T5934] bpf_prog_d43750871481577d+0x45/0x49 [ 104.544361][ T5934] bpf_prog_run_pin_on_cpu+0x64/0x150 [ 104.549775][ T5934] bpf_prog_test_run_syscall+0x317/0x4a0 [ 104.555444][ T5934] ? sock_gen_cookie+0x60/0x60 [ 104.560244][ T5934] ? __fdget+0x14a/0x210 [ 104.564528][ T5934] ? sock_gen_cookie+0x60/0x60 [ 104.569345][ T5934] bpf_prog_test_run+0x321/0x390 [ 104.574312][ T5934] __sys_bpf+0x49d/0x890 [ 104.578587][ T5934] ? bpf_link_show_fdinfo+0x390/0x390 [ 104.583996][ T5934] ? lock_chain_count+0x20/0x20 [ 104.588906][ T5934] __x64_sys_bpf+0x7c/0x90 [ 104.593350][ T5934] do_syscall_64+0x55/0xb0 [ 104.597792][ T5934] ? clear_bhb_loop+0x40/0x90 [ 104.602492][ T5934] ? clear_bhb_loop+0x40/0x90 [ 104.607196][ T5934] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 104.613117][ T5934] RIP: 0033:0x7f0f9379ce59 [ 104.617552][ T5934] 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 [ 104.637179][ T5934] RSP: 002b:00007fffd9c7b6e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 104.645616][ T5934] RAX: ffffffffffffffda RBX: 00007f0f93a15fa0 RCX: 00007f0f9379ce59 [ 104.653610][ T5934] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 104.661619][ T5934] RBP: 00007f0f93832d6f R08: 0000000000000000 R09: 0000000000000000 [ 104.669625][ T5934] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 104.677629][ T5934] R13: 00007f0f93a15fac R14: 00007f0f93a15fa0 R15: 00007f0f93a15fa0 [ 104.685641][ T5934]