Warning: Permanently added '10.128.0.242' (ED25519) to the list of known hosts. 2026/05/04 08:02:39 parsed 1 programs [ 79.833674][ T5841] cgroup: Unknown subsys name 'net' [ 79.920550][ T5841] cgroup: Unknown subsys name 'cpuset' [ 79.928748][ T5841] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 81.289301][ T5841] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 84.078077][ T5855] chnl_net:caif_netlink_parms(): no params data found [ 84.144367][ T5855] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.152464][ T5855] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.159895][ T5855] bridge_slave_0: entered allmulticast mode [ 84.167378][ T5855] bridge_slave_0: entered promiscuous mode [ 84.176844][ T5855] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.184084][ T5855] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.191392][ T5855] bridge_slave_1: entered allmulticast mode [ 84.198561][ T5855] bridge_slave_1: entered promiscuous mode [ 84.223113][ T5855] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.234347][ T5855] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.260630][ T5855] team0: Port device team_slave_0 added [ 84.268033][ T5855] team0: Port device team_slave_1 added [ 84.289831][ T5855] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.296777][ T5855] 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. [ 84.322724][ T5855] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.335408][ T5855] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.342409][ T5855] 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. [ 84.368437][ T5855] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.406466][ T5855] hsr_slave_0: entered promiscuous mode [ 84.413302][ T5855] hsr_slave_1: entered promiscuous mode [ 84.538222][ T5855] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.549454][ T5855] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 84.557102][ T5855] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.566107][ T5855] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 84.573894][ T5855] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.583026][ T5855] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 84.590695][ T5855] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.599746][ T5855] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 84.630241][ T5855] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.637698][ T5855] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.645244][ T5855] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.652397][ T5855] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.705429][ T5855] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.722860][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.731576][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.746234][ T5855] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.759542][ T3450] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.766697][ T3450] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.782194][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.789325][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.938933][ T5855] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.980491][ T5855] veth0_vlan: entered promiscuous mode [ 84.992771][ T5855] veth1_vlan: entered promiscuous mode [ 85.019468][ T5855] veth0_macvtap: entered promiscuous mode [ 85.029251][ T5855] veth1_macvtap: entered promiscuous mode [ 85.046896][ T5855] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.062598][ T5855] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.078893][ T3450] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.088652][ T3450] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.099736][ T3450] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.108596][ T3450] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.174807][ T5855] 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. [ 85.303009][ T1042] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.384479][ T1042] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.469654][ T1042] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.572109][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.584159][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.609113][ T1042] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.637011][ T1155] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.645434][ T1155] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.170628][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.180034][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.193731][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.202985][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.214576][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/05/04 08:02:50 executed programs: 0 [ 88.160225][ T5147] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 88.169581][ T5147] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.177144][ T5147] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.189176][ T5147] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.197032][ T5147] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.413412][ T5949] chnl_net:caif_netlink_parms(): no params data found [ 88.431988][ T1042] bridge_slave_1: left allmulticast mode [ 88.438790][ T1042] bridge_slave_1: left promiscuous mode [ 88.445551][ T1042] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.457659][ T1042] bridge_slave_0: left allmulticast mode [ 88.463313][ T1042] bridge_slave_0: left promiscuous mode [ 88.470913][ T1042] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.602311][ T1042] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.613952][ T1042] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.623927][ T1042] bond0 (unregistering): Released all slaves [ 88.714959][ T5949] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.726737][ T5949] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.734386][ T5949] bridge_slave_0: entered allmulticast mode [ 88.742386][ T5949] bridge_slave_0: entered promiscuous mode [ 88.756149][ T1042] hsr_slave_0: left promiscuous mode [ 88.762820][ T1042] hsr_slave_1: left promiscuous mode [ 88.768909][ T1042] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 88.776309][ T1042] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 88.784624][ T1042] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 88.793071][ T1042] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 88.805581][ T1042] veth1_macvtap: left promiscuous mode [ 88.811562][ T1042] veth0_macvtap: left promiscuous mode [ 88.817247][ T1042] veth1_vlan: left promiscuous mode [ 88.823543][ T1042] veth0_vlan: left promiscuous mode [ 88.992227][ T1042] team0 (unregistering): Port device team_slave_1 removed [ 89.006455][ T1042] team0 (unregistering): Port device team_slave_0 removed [ 89.098795][ T5949] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.108830][ T5949] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.116095][ T5949] bridge_slave_1: entered allmulticast mode [ 89.124527][ T5949] bridge_slave_1: entered promiscuous mode [ 89.171064][ T5949] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.184618][ T5949] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.224028][ T5949] team0: Port device team_slave_0 added [ 89.233995][ T5949] team0: Port device team_slave_1 added [ 89.294222][ T5949] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.301575][ T5949] 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. [ 89.333674][ T5949] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.346611][ T5949] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.355129][ T5949] 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. [ 89.382188][ T5949] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.454564][ T5949] hsr_slave_0: entered promiscuous mode [ 89.461889][ T5949] hsr_slave_1: entered promiscuous mode [ 90.113524][ T5492] 8021q: adding VLAN 0 to HW filter on device eth1 [ 90.268898][ T50] Bluetooth: hci0: command tx timeout [ 90.729184][ T5949] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.756165][ T5949] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 90.764106][ T5949] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.776137][ T5949] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 90.825562][ T5949] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.839303][ T5949] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 90.847130][ T5949] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.859043][ T5949] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 90.982176][ T5949] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.025961][ T5949] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.041167][ T76] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.048356][ T76] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.071872][ T76] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.079156][ T76] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.326680][ T5949] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.402077][ T5949] veth0_vlan: entered promiscuous mode [ 91.417156][ T5949] veth1_vlan: entered promiscuous mode [ 91.498510][ T5949] veth0_macvtap: entered promiscuous mode [ 91.529221][ T5949] veth1_macvtap: entered promiscuous mode [ 91.577020][ T5949] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.603433][ T5949] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.621702][ T76] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.648674][ T76] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.665799][ T76] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.675344][ T76] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.758056][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.780387][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.809676][ T24] cfg80211: failed to load regulatory.db [ 91.831072][ T76] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.839714][ T76] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.915983][ T6023] [ 91.918565][ T6023] ============================= [ 91.923985][ T6023] WARNING: suspicious RCU usage [ 91.929023][ T6023] syzkaller #0 Not tainted [ 91.933469][ T6023] ----------------------------- [ 91.938642][ T6023] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 91.947914][ T6023] [ 91.947914][ T6023] other info that might help us debug this: [ 91.947914][ T6023] [ 91.958279][ T6023] [ 91.958279][ T6023] rcu_scheduler_active = 2, debug_locks = 1 [ 91.966351][ T6023] 1 lock held by syz.0.17/6023: [ 91.971310][ T6023] #0: ffffffff8e95ced8 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 91.982411][ T6023] [ 91.982411][ T6023] stack backtrace: [ 91.988402][ T6023] CPU: 0 UID: 0 PID: 6023 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 91.988422][ T6023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 91.988438][ T6023] Call Trace: [ 91.988448][ T6023] [ 91.988455][ T6023] dump_stack_lvl+0xe8/0x150 [ 91.988493][ T6023] lockdep_rcu_suspicious+0x13f/0x1d0 [ 91.988515][ T6023] get_callchain_entry+0x2b6/0x3c0 [ 91.988534][ T6023] get_perf_callchain+0xd5/0x880 [ 91.988556][ T6023] ? __pfx_get_perf_callchain+0x10/0x10 [ 91.988573][ T6023] ? __lock_acquire+0x6b5/0x2cf0 [ 91.988602][ T6023] __bpf_get_stack+0x445/0xab0 [ 91.988637][ T6023] ? __pfx___bpf_get_stack+0x10/0x10 [ 91.988665][ T6023] ? __lock_acquire+0x6b5/0x2cf0 [ 91.988693][ T6023] bpf_get_stack+0x33/0x50 [ 91.988716][ T6023] ? bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 91.988737][ T6023] bpf_get_stack_raw_tp+0x1a9/0x220 [ 91.988763][ T6023] bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 91.988782][ T6023] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 91.988809][ T6023] bpf_prog_test_run_syscall+0x318/0x4c0 [ 91.988832][ T6023] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 91.988858][ T6023] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 91.988879][ T6023] bpf_prog_test_run+0x2c7/0x340 [ 91.988905][ T6023] __sys_bpf+0x643/0x950 [ 91.988929][ T6023] ? __pfx___sys_bpf+0x10/0x10 [ 91.988968][ T6023] ? __pfx___se_sys_futex+0x10/0x10 [ 91.988985][ T6023] ? rcu_is_watching+0x15/0xb0 [ 91.989008][ T6023] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.989027][ T6023] __x64_sys_bpf+0x7c/0x90 [ 91.989048][ T6023] do_syscall_64+0x15f/0xf80 [ 91.989070][ T6023] ? trace_irq_disable+0x3b/0x140 [ 91.989091][ T6023] ? clear_bhb_loop+0x40/0x90 [ 91.989113][ T6023] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.989130][ T6023] RIP: 0033:0x7f4279f9cdd9 [ 91.989146][ T6023] 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 [ 91.989160][ T6023] RSP: 002b:00007fff843cb818 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 91.989178][ T6023] RAX: ffffffffffffffda RBX: 00007f427a215fa0 RCX: 00007f4279f9cdd9 [ 91.989189][ T6023] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 91.989200][ T6023] RBP: 00007f427a032d69 R08: 0000000000000000 R09: 0000000000000000 [ 91.989210][ T6023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 91.989219][ T6023] R13: 00007f427a215fac R14: 00007f427a215fa0 R15: 00007f427a215fa0 [ 91.989247][ T6023] [ 92.347727][ T50] Bluetooth: hci0: command tx timeout