Warning: Permanently added '10.128.0.249' (ED25519) to the list of known hosts. 2026/05/10 18:56:31 parsed 1 programs [ 88.155157][ T5640] cgroup: Unknown subsys name 'net' [ 88.283006][ T5640] cgroup: Unknown subsys name 'cpuset' [ 88.293324][ T5640] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 89.997299][ T5640] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 91.982264][ T9] cfg80211: failed to load regulatory.db [ 93.194220][ T5655] 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. [ 93.388181][ T4946] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 93.400426][ T4946] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 93.408811][ T4946] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 93.417838][ T4946] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 93.428741][ T4946] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.554586][ T5678] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.562552][ T5678] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.569838][ T5678] bridge_slave_0: entered allmulticast mode [ 94.576944][ T5678] bridge_slave_0: entered promiscuous mode [ 94.587830][ T5678] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.595222][ T5678] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.602423][ T5678] bridge_slave_1: entered allmulticast mode [ 94.609819][ T5678] bridge_slave_1: entered promiscuous mode [ 94.636955][ T5678] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.648333][ T5678] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.675666][ T5678] team0: Port device team_slave_0 added [ 94.683625][ T5678] team0: Port device team_slave_1 added [ 94.707570][ T5678] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.716425][ T5678] 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. [ 94.742387][ T5678] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.755451][ T5678] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.762565][ T5678] 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. [ 94.788813][ T5678] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.831186][ T5678] hsr_slave_0: entered promiscuous mode [ 94.837627][ T5678] hsr_slave_1: entered promiscuous mode [ 94.974832][ T5678] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.987152][ T5678] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 94.996628][ T5678] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 95.007227][ T5678] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 95.015494][ T5678] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 95.025841][ T5678] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 95.033993][ T5678] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 95.046704][ T5678] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 95.077584][ T5678] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.085167][ T5678] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.093013][ T5678] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.100138][ T5678] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.161036][ T5678] 8021q: adding VLAN 0 to HW filter on device bond0 [ 95.180689][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.189598][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.209009][ T5678] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.222403][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.229596][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.246486][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.253761][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.585529][ T5678] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.635429][ T5678] veth0_vlan: entered promiscuous mode [ 95.648912][ T5678] veth1_vlan: entered promiscuous mode [ 95.683126][ T5678] veth0_macvtap: entered promiscuous mode [ 95.692910][ T5678] veth1_macvtap: entered promiscuous mode [ 95.714439][ T5678] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.728648][ T5678] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.745604][ T74] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.756001][ T74] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.767270][ T74] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.778179][ T74] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.937932][ T3374] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.012861][ T3374] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.085656][ T3374] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.108687][ T74] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.117722][ T74] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.156329][ T3374] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.177172][ T800] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.185352][ T800] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/05/10 18:56:44 executed programs: 0 [ 98.406834][ T3374] bridge_slave_1: left allmulticast mode [ 98.419208][ T3374] bridge_slave_1: left promiscuous mode [ 98.443039][ T3374] bridge0: port 2(bridge_slave_1) entered disabled state [ 98.458170][ T3374] bridge_slave_0: left allmulticast mode [ 98.479209][ T3374] bridge_slave_0: left promiscuous mode [ 98.485110][ T3374] bridge0: port 1(bridge_slave_0) entered disabled state [ 98.538796][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.553263][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.563928][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.572270][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.580767][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.915946][ T3374] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 98.928923][ T3374] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 98.944115][ T3374] bond0 (unregistering): Released all slaves [ 99.018399][ T5290] 8021q: adding VLAN 0 to HW filter on device eth1 [ 99.111453][ T3374] hsr_slave_0: left promiscuous mode [ 99.117955][ T3374] hsr_slave_1: left promiscuous mode [ 99.126579][ T3374] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 99.135076][ T3374] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 99.146111][ T3374] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 99.158024][ T3374] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 99.201742][ T3374] veth1_macvtap: left promiscuous mode [ 99.208460][ T3374] veth0_macvtap: left promiscuous mode [ 99.215688][ T3374] veth1_vlan: left promiscuous mode [ 99.222338][ T3374] veth0_vlan: left promiscuous mode [ 99.587991][ T3374] team0 (unregistering): Port device team_slave_1 removed [ 99.620258][ T3374] team0 (unregistering): Port device team_slave_0 removed [ 99.768274][ T5290] 8021q: adding VLAN 0 to HW filter on device eth2 [ 100.350057][ T5766] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.357362][ T5766] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.364746][ T5766] bridge_slave_0: entered allmulticast mode [ 100.376080][ T5766] bridge_slave_0: entered promiscuous mode [ 100.394128][ T5766] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.401466][ T5766] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.408740][ T5766] bridge_slave_1: entered allmulticast mode [ 100.416978][ T5766] bridge_slave_1: entered promiscuous mode [ 100.456443][ T5290] 8021q: adding VLAN 0 to HW filter on device eth3 [ 100.629892][ T4946] Bluetooth: hci0: command tx timeout [ 100.815748][ T5766] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 100.880124][ T5766] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 100.933732][ T5766] team0: Port device team_slave_0 added [ 100.958033][ T5766] team0: Port device team_slave_1 added [ 101.090496][ T5766] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 101.121343][ T5766] 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. [ 101.182920][ T5766] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 101.227770][ T5766] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 101.243906][ T5766] 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. [ 101.302055][ T5766] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 101.534355][ T5766] hsr_slave_0: entered promiscuous mode [ 101.541373][ T5766] hsr_slave_1: entered promiscuous mode [ 101.819195][ T5290] 8021q: adding VLAN 0 to HW filter on device eth4 [ 102.280999][ T5766] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 102.294658][ T5766] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 102.303405][ T5766] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 102.320358][ T5766] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 102.328723][ T5766] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 102.343800][ T5766] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 102.367769][ T5766] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 102.397949][ T5766] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 102.531134][ T5766] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.562802][ T5766] 8021q: adding VLAN 0 to HW filter on device team0 [ 102.578763][ T3374] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.586033][ T3374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.612062][ T3374] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.619308][ T3374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 102.701107][ T4946] Bluetooth: hci0: command tx timeout [ 103.188245][ T5766] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.256391][ T5766] veth0_vlan: entered promiscuous mode [ 103.277979][ T5766] veth1_vlan: entered promiscuous mode [ 103.322918][ T5766] veth0_macvtap: entered promiscuous mode [ 103.335671][ T5766] veth1_macvtap: entered promiscuous mode [ 103.366149][ T5766] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.386656][ T5766] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.404122][ T48] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.416802][ T48] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.442356][ T48] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.464031][ T48] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.567244][ T800] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.580465][ T800] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.626878][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.636355][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/05/10 18:56:49 executed programs: 2 [ 103.738860][ T5895] [ 103.742618][ T5895] ============================= [ 103.747925][ T5895] WARNING: suspicious RCU usage [ 103.753389][ T5895] syzkaller #0 Not tainted [ 103.757848][ T5895] ----------------------------- [ 103.763291][ T5895] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 103.771949][ T5895] [ 103.771949][ T5895] other info that might help us debug this: [ 103.771949][ T5895] [ 103.782291][ T5895] [ 103.782291][ T5895] rcu_scheduler_active = 2, debug_locks = 1 [ 103.791114][ T5895] 1 lock held by syz.0.17/5895: [ 103.795997][ T5895] #0: ffffffff8e95cf58 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 103.807219][ T5895] [ 103.807219][ T5895] stack backtrace: [ 103.813200][ T5895] CPU: 0 UID: 0 PID: 5895 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 103.813227][ T5895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 103.813238][ T5895] Call Trace: [ 103.813246][ T5895] [ 103.813255][ T5895] dump_stack_lvl+0xe8/0x150 [ 103.813285][ T5895] lockdep_rcu_suspicious+0x13f/0x1d0 [ 103.813315][ T5895] get_callchain_entry+0x2b6/0x3c0 [ 103.813344][ T5895] get_perf_callchain+0xd5/0x880 [ 103.813375][ T5895] ? __pfx_get_perf_callchain+0x10/0x10 [ 103.813401][ T5895] ? __lock_acquire+0x6b5/0x2cf0 [ 103.813432][ T5895] __bpf_get_stack+0x445/0xab0 [ 103.813466][ T5895] ? __pfx___bpf_get_stack+0x10/0x10 [ 103.813494][ T5895] ? __lock_acquire+0x6b5/0x2cf0 [ 103.813521][ T5895] bpf_get_stack+0x33/0x50 [ 103.813542][ T5895] ? bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 103.813562][ T5895] bpf_get_stack_raw_tp+0x1a9/0x220 [ 103.813598][ T5895] bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 103.813619][ T5895] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 103.813658][ T5895] bpf_prog_test_run_syscall+0x318/0x4c0 [ 103.813692][ T5895] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 103.813730][ T5895] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 103.813762][ T5895] bpf_prog_test_run+0x2c7/0x340 [ 103.813787][ T5895] __sys_bpf+0x643/0x950 [ 103.813820][ T5895] ? __pfx___sys_bpf+0x10/0x10 [ 103.813870][ T5895] ? __pfx___se_sys_futex+0x10/0x10 [ 103.813903][ T5895] ? rcu_is_watching+0x15/0xb0 [ 103.813930][ T5895] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.813951][ T5895] __x64_sys_bpf+0x7c/0x90 [ 103.813978][ T5895] do_syscall_64+0x15f/0xf80 [ 103.813996][ T5895] ? trace_irq_disable+0x3b/0x140 [ 103.814024][ T5895] ? clear_bhb_loop+0x40/0x90 [ 103.814048][ T5895] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 103.814066][ T5895] RIP: 0033:0x7fda7eb9cdd9 [ 103.814085][ T5895] 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 [ 103.814101][ T5895] RSP: 002b:00007fff5e71bba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 103.814122][ T5895] RAX: ffffffffffffffda RBX: 00007fda7ee15fa0 RCX: 00007fda7eb9cdd9 [ 103.814137][ T5895] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 103.814149][ T5895] RBP: 00007fda7ec32d69 R08: 0000000000000000 R09: 0000000000000000 [ 103.814161][ T5895] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 103.814171][ T5895] R13: 00007fda7ee15fac R14: 00007fda7ee15fa0 R15: 00007fda7ee15fa0 [ 103.814204][ T5895] [ 104.780910][ T4946] Bluetooth: hci0: command tx timeout [ 106.860668][ T4946] Bluetooth: hci0: command tx timeout 2026/05/10 18:56:54 executed programs: 156 2026/05/10 18:56:59 executed programs: 390