Warning: Permanently added '10.128.0.75' (ED25519) to the list of known hosts. 2026/04/28 18:49:49 parsed 1 programs [ 88.694985][ T5830] cgroup: Unknown subsys name 'net' [ 88.820834][ T5830] cgroup: Unknown subsys name 'cpuset' [ 88.830861][ T5830] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 90.533398][ T5830] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 91.902780][ T803] cfg80211: failed to load regulatory.db [ 93.607356][ T5845] 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. [ 93.867756][ T85] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.875721][ T85] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.920519][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.928747][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 95.909178][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.918959][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.928419][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.936726][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.944674][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 97.176345][ T5910] chnl_net:caif_netlink_parms(): no params data found [ 97.265386][ T5910] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.273484][ T5910] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.280792][ T5910] bridge_slave_0: entered allmulticast mode [ 97.289111][ T5910] bridge_slave_0: entered promiscuous mode [ 97.300802][ T5910] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.308171][ T5910] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.315460][ T5910] bridge_slave_1: entered allmulticast mode [ 97.323546][ T5910] bridge_slave_1: entered promiscuous mode [ 97.354760][ T5910] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.366549][ T5910] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 97.396629][ T5910] team0: Port device team_slave_0 added [ 97.404446][ T5910] team0: Port device team_slave_1 added [ 97.431549][ T5910] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 97.439219][ T5910] 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. [ 97.465175][ T5910] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 97.479359][ T5910] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 97.486418][ T5910] 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. [ 97.512441][ T5910] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 97.557171][ T5910] hsr_slave_0: entered promiscuous mode [ 97.563713][ T5910] hsr_slave_1: entered promiscuous mode [ 97.716958][ T5910] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 97.728912][ T5910] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 97.736927][ T5910] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 97.748019][ T5910] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 97.755856][ T5910] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 97.765788][ T5910] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 97.774271][ T5910] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 97.785701][ T5910] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 97.816822][ T5910] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.824274][ T5910] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.832244][ T5910] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.839388][ T5910] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.896267][ T5910] 8021q: adding VLAN 0 to HW filter on device bond0 [ 97.908614][ T57] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.918537][ T57] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.941626][ T5910] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.953839][ T3496] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.961020][ T3496] bridge0: port 1(bridge_slave_0) entered forwarding state [ 97.976882][ T57] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.984030][ T57] bridge0: port 2(bridge_slave_1) entered forwarding state [ 98.172349][ T5910] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 98.213070][ T5910] veth0_vlan: entered promiscuous mode [ 98.228434][ T5910] veth1_vlan: entered promiscuous mode [ 98.260721][ T5910] veth0_macvtap: entered promiscuous mode [ 98.270512][ T5910] veth1_macvtap: entered promiscuous mode [ 98.288338][ T5910] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 98.306177][ T5910] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 98.324625][ T3496] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.340664][ T3496] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.350081][ T3496] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.363292][ T3496] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 98.510327][ T57] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.582880][ T57] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.668632][ T57] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.804008][ T57] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/04/28 18:50:03 executed programs: 0 [ 99.228039][ T5148] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 99.235957][ T5148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 99.246300][ T5148] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 99.255608][ T5148] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 99.264336][ T5148] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 99.436440][ T5942] chnl_net:caif_netlink_parms(): no params data found [ 99.516376][ T5942] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.523690][ T5942] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.531117][ T5942] bridge_slave_0: entered allmulticast mode [ 99.538782][ T5942] bridge_slave_0: entered promiscuous mode [ 99.548136][ T5942] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.555307][ T5942] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.562677][ T5942] bridge_slave_1: entered allmulticast mode [ 99.570044][ T5942] bridge_slave_1: entered promiscuous mode [ 99.607623][ T5942] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.619756][ T5942] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.651263][ T5942] team0: Port device team_slave_0 added [ 99.660626][ T5942] team0: Port device team_slave_1 added [ 99.693811][ T5942] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 99.701239][ T5942] 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. [ 99.728661][ T5942] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 99.742818][ T5942] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 99.750141][ T5942] 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. [ 99.777856][ T5942] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.832173][ T5942] hsr_slave_0: entered promiscuous mode [ 99.838902][ T5942] hsr_slave_1: entered promiscuous mode [ 99.845083][ T5942] debugfs: 'hsr0' already exists in 'hsr' [ 99.851230][ T5942] Cannot create hsr debugfs directory [ 101.337517][ T50] Bluetooth: hci0: command tx timeout [ 101.596696][ T57] bridge_slave_1: left allmulticast mode [ 101.602442][ T57] bridge_slave_1: left promiscuous mode [ 101.609252][ T57] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.620964][ T57] bridge_slave_0: left allmulticast mode [ 101.627924][ T57] bridge_slave_0: left promiscuous mode [ 101.633874][ T57] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.823248][ T57] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 101.834683][ T57] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 101.844921][ T57] bond0 (unregistering): Released all slaves [ 101.920670][ T57] hsr_slave_0: left promiscuous mode [ 101.927112][ T57] hsr_slave_1: left promiscuous mode [ 101.933307][ T57] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.941561][ T57] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.950424][ T57] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.961098][ T57] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.978440][ T57] veth1_macvtap: left promiscuous mode [ 101.984390][ T57] veth0_macvtap: left promiscuous mode [ 101.990454][ T57] veth1_vlan: left promiscuous mode [ 101.995818][ T57] veth0_vlan: left promiscuous mode [ 102.335706][ T57] team0 (unregistering): Port device team_slave_1 removed [ 102.361921][ T57] team0 (unregistering): Port device team_slave_0 removed [ 102.597999][ T5492] 8021q: adding VLAN 0 to HW filter on device eth1 [ 103.012841][ T5942] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 103.037821][ T5942] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 103.047610][ T5942] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 103.060615][ T5942] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 103.068574][ T5942] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 103.080145][ T5942] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 103.090504][ T5942] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 103.101616][ T5942] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 103.364757][ T5942] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.390633][ T5942] 8021q: adding VLAN 0 to HW filter on device team0 [ 103.404480][ T14] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.411715][ T14] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.427861][ T50] Bluetooth: hci0: command tx timeout [ 103.444767][ T14] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.451992][ T14] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.720918][ T5942] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.783715][ T5942] veth0_vlan: entered promiscuous mode [ 103.798807][ T5942] veth1_vlan: entered promiscuous mode [ 103.842454][ T5942] veth0_macvtap: entered promiscuous mode [ 103.856049][ T5942] veth1_macvtap: entered promiscuous mode [ 103.882770][ T5942] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.904483][ T5942] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.925866][ T57] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.944801][ T57] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.967394][ T57] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.998224][ T3496] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.060147][ T3496] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 104.078833][ T3496] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 104.121895][ T85] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 104.130952][ T85] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 104.194776][ T6002] [ 104.197939][ T6002] ============================= [ 104.203159][ T6002] WARNING: suspicious RCU usage [ 104.208502][ T6002] syzkaller #0 Not tainted [ 104.212958][ T6002] ----------------------------- [ 104.218817][ T6002] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 104.228028][ T6002] [ 104.228028][ T6002] other info that might help us debug this: [ 104.228028][ T6002] [ 104.238812][ T6002] [ 104.238812][ T6002] rcu_scheduler_active = 2, debug_locks = 1 [ 104.247332][ T6002] 1 lock held by syz.0.17/6002: [ 104.252341][ T6002] #0: ffffffff8e95ced8 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 104.264167][ T6002] [ 104.264167][ T6002] stack backtrace: [ 104.270228][ T6002] CPU: 0 UID: 0 PID: 6002 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 104.270254][ T6002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 104.270275][ T6002] Call Trace: [ 104.270287][ T6002] [ 104.270296][ T6002] dump_stack_lvl+0xe8/0x150 [ 104.270334][ T6002] lockdep_rcu_suspicious+0x13f/0x1d0 [ 104.270361][ T6002] get_callchain_entry+0x2b6/0x3c0 [ 104.270385][ T6002] get_perf_callchain+0xd5/0x880 [ 104.270412][ T6002] ? __pfx_get_perf_callchain+0x10/0x10 [ 104.270435][ T6002] ? __lock_acquire+0x6b5/0x2cf0 [ 104.270475][ T6002] __bpf_get_stack+0x445/0xab0 [ 104.270517][ T6002] ? __pfx___bpf_get_stack+0x10/0x10 [ 104.270553][ T6002] ? __lock_acquire+0x6b5/0x2cf0 [ 104.270589][ T6002] bpf_get_stack+0x33/0x50 [ 104.270617][ T6002] ? bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 104.270643][ T6002] bpf_get_stack_raw_tp+0x1a9/0x220 [ 104.270674][ T6002] bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 104.270694][ T6002] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 104.270724][ T6002] bpf_prog_test_run_syscall+0x318/0x4c0 [ 104.270750][ T6002] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 104.270779][ T6002] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 104.270804][ T6002] bpf_prog_test_run+0x2c7/0x340 [ 104.270838][ T6002] __sys_bpf+0x643/0x950 [ 104.270869][ T6002] ? __pfx___sys_bpf+0x10/0x10 [ 104.270917][ T6002] ? __pfx___se_sys_futex+0x10/0x10 [ 104.270939][ T6002] ? rcu_is_watching+0x15/0xb0 [ 104.270967][ T6002] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.270991][ T6002] __x64_sys_bpf+0x7c/0x90 [ 104.271015][ T6002] do_syscall_64+0x15f/0xf80 [ 104.271041][ T6002] ? trace_irq_disable+0x3b/0x140 [ 104.271076][ T6002] ? clear_bhb_loop+0x40/0x90 [ 104.271103][ T6002] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.271124][ T6002] RIP: 0033:0x7f367f39cdd9 [ 104.271143][ T6002] 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 [ 104.271161][ T6002] RSP: 002b:00007ffce4579e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 104.271182][ T6002] RAX: ffffffffffffffda RBX: 00007f367f615fa0 RCX: 00007f367f39cdd9 [ 104.271198][ T6002] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 104.271210][ T6002] RBP: 00007f367f432d69 R08: 0000000000000000 R09: 0000000000000000 [ 104.271221][ T6002] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 104.271233][ T6002] R13: 00007f367f615fac R14: 00007f367f615fa0 R15: 00007f367f615fa0 [ 104.271265][ T6002]