Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. 2026/05/04 17:14:19 parsed 1 programs [ 73.209591][ T5841] cgroup: Unknown subsys name 'net' [ 73.317362][ T5841] cgroup: Unknown subsys name 'cpuset' [ 73.325617][ T5841] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 74.703404][ T5841] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 77.287777][ T5853] 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. [ 77.700989][ T5867] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 77.710099][ T5867] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 77.718148][ T5867] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 77.727421][ T5867] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 77.736522][ T5867] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 78.770544][ T5889] chnl_net:caif_netlink_parms(): no params data found [ 78.844884][ T5889] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.852608][ T5889] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.860256][ T5889] bridge_slave_0: entered allmulticast mode [ 78.868326][ T5889] bridge_slave_0: entered promiscuous mode [ 78.902552][ T5889] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.910160][ T5889] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.922715][ T5889] bridge_slave_1: entered allmulticast mode [ 78.930720][ T5889] bridge_slave_1: entered promiscuous mode [ 78.964909][ T5889] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.978532][ T5889] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 79.009631][ T5889] team0: Port device team_slave_0 added [ 79.017046][ T5889] team0: Port device team_slave_1 added [ 79.039526][ T5889] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.046592][ 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 1532 would solve the problem. [ 79.072876][ T5889] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 79.086228][ T5889] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 79.093196][ 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 1532 would solve the problem. [ 79.119327][ T5889] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 79.160796][ T5889] hsr_slave_0: entered promiscuous mode [ 79.167593][ T5889] hsr_slave_1: entered promiscuous mode [ 79.296217][ T5889] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.308059][ T5889] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 79.316238][ T5889] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.326659][ T5889] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 79.334716][ T5889] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.344278][ T5889] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 79.351969][ T5889] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.362520][ T5889] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 79.392771][ T5889] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.400657][ T5889] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.408696][ T5889] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.415832][ T5889] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.467935][ T5889] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.486803][ T1013] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.496686][ T1013] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.510871][ T5889] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.524399][ T1013] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.531623][ T1013] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.546784][ T57] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.553946][ T57] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.705920][ T5889] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.747568][ T5889] veth0_vlan: entered promiscuous mode [ 79.760790][ T5889] veth1_vlan: entered promiscuous mode [ 79.789198][ T5889] veth0_macvtap: entered promiscuous mode [ 79.798557][ T5889] veth1_macvtap: entered promiscuous mode [ 79.819021][ T5889] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.832617][ T5889] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.849104][ T1013] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.859432][ T1013] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.874411][ T1013] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.883756][ T1013] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.010978][ T57] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.081808][ T57] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.190472][ T57] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.271483][ T57] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.316279][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.325758][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.355242][ T1013] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.363241][ T1013] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/05/04 17:14:30 executed programs: 0 [ 81.935624][ T5867] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 81.943329][ T5867] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 81.952318][ T5867] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 81.961890][ T5867] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 81.971883][ T5867] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.097169][ T5953] chnl_net:caif_netlink_parms(): no params data found [ 82.162044][ T5953] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.169490][ T5953] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.176879][ T5953] bridge_slave_0: entered allmulticast mode [ 82.183808][ T5953] bridge_slave_0: entered promiscuous mode [ 82.192424][ T5953] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.199687][ T5953] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.207753][ T5953] bridge_slave_1: entered allmulticast mode [ 82.215187][ T5953] bridge_slave_1: entered promiscuous mode [ 82.240878][ T5953] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.252211][ T5953] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.278197][ T5953] team0: Port device team_slave_0 added [ 82.286397][ T5953] team0: Port device team_slave_1 added [ 82.307937][ T5953] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.314942][ T5953] 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. [ 82.341040][ T5953] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.353626][ T5953] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.360707][ T5953] 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. [ 82.386892][ T5953] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 82.425904][ T5953] hsr_slave_0: entered promiscuous mode [ 82.432206][ T5953] hsr_slave_1: entered promiscuous mode [ 82.438839][ T5953] debugfs: 'hsr0' already exists in 'hsr' [ 82.444966][ T5953] Cannot create hsr debugfs directory [ 83.237169][ T57] bridge_slave_1: left allmulticast mode [ 83.242890][ T57] bridge_slave_1: left promiscuous mode [ 83.251108][ T57] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.261501][ T57] bridge_slave_0: left allmulticast mode [ 83.268466][ T57] bridge_slave_0: left promiscuous mode [ 83.274983][ T57] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.413940][ T57] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 83.425127][ T57] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 83.435026][ T57] bond0 (unregistering): Released all slaves [ 83.522181][ T57] hsr_slave_0: left promiscuous mode [ 83.531265][ T57] hsr_slave_1: left promiscuous mode [ 83.537781][ T57] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 83.546267][ T57] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 83.554969][ T57] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 83.562410][ T57] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 83.580352][ T57] veth1_macvtap: left promiscuous mode [ 83.586853][ T57] veth0_macvtap: left promiscuous mode [ 83.593278][ T57] veth1_vlan: left promiscuous mode [ 83.599153][ T57] veth0_vlan: left promiscuous mode [ 83.899912][ T57] team0 (unregistering): Port device team_slave_1 removed [ 83.919144][ T57] team0 (unregistering): Port device team_slave_0 removed [ 84.045252][ T5150] Bluetooth: hci0: command tx timeout [ 84.060472][ T5494] 8021q: adding VLAN 0 to HW filter on device eth1 [ 84.416459][ T5953] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.430582][ T5953] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 84.438500][ T5953] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.458200][ T5953] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 84.747062][ T5953] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.756961][ T5953] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 84.764765][ T5953] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.773895][ T5953] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 85.068319][ T5953] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.095507][ T5953] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.115212][ T150] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.122378][ T150] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.150757][ T82] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.157958][ T82] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.530966][ T5953] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.592140][ T5953] veth0_vlan: entered promiscuous mode [ 85.606881][ T5953] veth1_vlan: entered promiscuous mode [ 85.650959][ T5953] veth0_macvtap: entered promiscuous mode [ 85.661365][ T5953] veth1_macvtap: entered promiscuous mode [ 85.690091][ T5953] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.707388][ T5953] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.730448][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.749400][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.773673][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.795536][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.896209][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.913218][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.955101][ T57] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.969378][ T57] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.035795][ T6026] [ 86.038633][ T6026] ============================= [ 86.043490][ T6026] WARNING: suspicious RCU usage [ 86.048743][ T6026] syzkaller #0 Not tainted [ 86.053202][ T6026] ----------------------------- [ 86.058302][ T6026] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 86.066830][ T6026] [ 86.066830][ T6026] other info that might help us debug this: [ 86.066830][ T6026] [ 86.077158][ T6026] [ 86.077158][ T6026] rcu_scheduler_active = 2, debug_locks = 1 [ 86.085259][ T6026] 1 lock held by syz.0.17/6026: [ 86.090115][ T6026] #0: ffffffff8e95ced8 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 86.101213][ T6026] [ 86.101213][ T6026] stack backtrace: [ 86.107230][ T6026] CPU: 1 UID: 0 PID: 6026 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 86.107245][ T6026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 86.107255][ T6026] Call Trace: [ 86.107262][ T6026] [ 86.107266][ T6026] dump_stack_lvl+0xe8/0x150 [ 86.107286][ T6026] lockdep_rcu_suspicious+0x13f/0x1d0 [ 86.107298][ T6026] get_callchain_entry+0x2b6/0x3c0 [ 86.107312][ T6026] get_perf_callchain+0xd5/0x880 [ 86.107326][ T6026] ? __pfx_get_perf_callchain+0x10/0x10 [ 86.107338][ T6026] ? __lock_acquire+0x6b5/0x2cf0 [ 86.107355][ T6026] __bpf_get_stack+0x445/0xab0 [ 86.107370][ T6026] ? __pfx___bpf_get_stack+0x10/0x10 [ 86.107383][ T6026] ? __lock_acquire+0x6b5/0x2cf0 [ 86.107398][ T6026] bpf_get_stack+0x33/0x50 [ 86.107408][ T6026] ? bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 86.107420][ T6026] bpf_get_stack_raw_tp+0x1a9/0x220 [ 86.107435][ T6026] bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 86.107445][ T6026] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 86.107460][ T6026] bpf_prog_test_run_syscall+0x318/0x4c0 [ 86.107473][ T6026] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 86.107488][ T6026] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 86.107501][ T6026] bpf_prog_test_run+0x2c7/0x340 [ 86.107516][ T6026] __sys_bpf+0x643/0x950 [ 86.107529][ T6026] ? __pfx___sys_bpf+0x10/0x10 [ 86.107549][ T6026] ? __pfx___se_sys_futex+0x10/0x10 [ 86.107560][ T6026] ? rcu_is_watching+0x15/0xb0 [ 86.107572][ T6026] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.107583][ T6026] __x64_sys_bpf+0x7c/0x90 [ 86.107594][ T6026] do_syscall_64+0x15f/0xf80 [ 86.107608][ T6026] ? trace_irq_disable+0x3b/0x140 [ 86.107620][ T6026] ? clear_bhb_loop+0x40/0x90 [ 86.107631][ T6026] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.107640][ T6026] RIP: 0033:0x7f86fb19cdd9 [ 86.107650][ T6026] 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 [ 86.107658][ T6026] RSP: 002b:00007ffe801a9a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 86.107669][ T6026] RAX: ffffffffffffffda RBX: 00007f86fb415fa0 RCX: 00007f86fb19cdd9 [ 86.107701][ T6026] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 86.107707][ T6026] RBP: 00007f86fb232d69 R08: 0000000000000000 R09: 0000000000000000 [ 86.107712][ T6026] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 86.107718][ T6026] R13: 00007f86fb415fac R14: 00007f86fb415fa0 R15: 00007f86fb415fa0 [ 86.107735][ T6026] [ 86.354965][ T5150] Bluetooth: hci0: command tx timeout [ 86.690561][ T3193] cfg80211: failed to load regulatory.db