Warning: Permanently added '10.128.0.20' (ED25519) to the list of known hosts. 2026/05/02 15:43:45 parsed 1 programs [ 79.068858][ T5837] cgroup: Unknown subsys name 'net' [ 79.207293][ T5837] cgroup: Unknown subsys name 'cpuset' [ 79.216125][ T5837] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 80.594542][ T5837] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 83.285899][ T5852] 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. [ 84.243174][ T57] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.258974][ T57] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.292851][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.302548][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.004170][ T5918] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.013074][ T5918] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.021192][ T5918] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.030071][ T5918] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.037682][ T5918] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.386252][ T5924] chnl_net:caif_netlink_parms(): no params data found [ 86.502005][ T5924] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.509268][ T5924] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.516920][ T5924] bridge_slave_0: entered allmulticast mode [ 86.524130][ T5924] bridge_slave_0: entered promiscuous mode [ 86.533160][ T5924] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.540847][ T5924] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.548695][ T5924] bridge_slave_1: entered allmulticast mode [ 86.555816][ T5924] bridge_slave_1: entered promiscuous mode [ 86.587675][ T5924] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.600554][ T5924] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.630949][ T5924] team0: Port device team_slave_0 added [ 86.639821][ T5924] team0: Port device team_slave_1 added [ 86.653975][ T9] cfg80211: failed to load regulatory.db [ 86.693128][ T5924] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.700777][ T5924] 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. [ 86.727821][ T5924] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 86.741692][ T5924] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 86.749950][ T5924] 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. [ 86.776254][ T5924] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 86.839292][ T5924] hsr_slave_0: entered promiscuous mode [ 86.848300][ T5924] hsr_slave_1: entered promiscuous mode [ 87.029850][ T5924] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.041000][ T5924] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 87.049423][ T5924] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.059323][ T5924] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 87.067120][ T5924] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.076841][ T5924] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 87.084479][ T5924] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.092986][ T5924] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 87.154546][ T5924] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.173492][ T5924] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.186762][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.194247][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.207350][ T57] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.214478][ T57] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.352850][ T5924] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 87.395222][ T5924] veth0_vlan: entered promiscuous mode [ 87.405691][ T5924] veth1_vlan: entered promiscuous mode [ 87.430352][ T5924] veth0_macvtap: entered promiscuous mode [ 87.439597][ T5924] veth1_macvtap: entered promiscuous mode [ 87.457646][ T5924] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 87.471134][ T5924] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 87.486468][ T136] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.495299][ T136] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.509537][ T136] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.519060][ T136] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 87.637377][ T48] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.753120][ T48] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.819205][ T48] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.889065][ T48] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/02 15:43:57 executed programs: 0 [ 87.982544][ T5918] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.991498][ T5918] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.000997][ T5918] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.009610][ T5918] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.020795][ T5918] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.138383][ T5948] chnl_net:caif_netlink_parms(): no params data found [ 88.200228][ T5948] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.207430][ T5948] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.214714][ T5948] bridge_slave_0: entered allmulticast mode [ 88.221535][ T5948] bridge_slave_0: entered promiscuous mode [ 88.229513][ T5948] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.236745][ T5948] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.244083][ T5948] bridge_slave_1: entered allmulticast mode [ 88.250910][ T5948] bridge_slave_1: entered promiscuous mode [ 88.282034][ T5948] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.293834][ T5948] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.319210][ T5948] team0: Port device team_slave_0 added [ 88.328897][ T5948] team0: Port device team_slave_1 added [ 88.351024][ T5948] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.358054][ T5948] 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. [ 88.384105][ T5948] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.395800][ T5948] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.402733][ T5948] 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. [ 88.429167][ T5948] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.475550][ T5948] hsr_slave_0: entered promiscuous mode [ 88.481673][ T5948] hsr_slave_1: entered promiscuous mode [ 88.488950][ T5948] debugfs: 'hsr0' already exists in 'hsr' [ 88.494827][ T5948] Cannot create hsr debugfs directory [ 90.084628][ T5147] Bluetooth: hci0: command tx timeout [ 90.601641][ T48] bridge_slave_1: left allmulticast mode [ 90.607691][ T48] bridge_slave_1: left promiscuous mode [ 90.615827][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.625973][ T48] bridge_slave_0: left allmulticast mode [ 90.631612][ T48] bridge_slave_0: left promiscuous mode [ 90.637379][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.798763][ T48] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 90.809587][ T48] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 90.819494][ T48] bond0 (unregistering): Released all slaves [ 90.939992][ T48] hsr_slave_0: left promiscuous mode [ 90.947117][ T48] hsr_slave_1: left promiscuous mode [ 90.953421][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 90.961427][ T48] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 90.977865][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 90.986566][ T48] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 91.003231][ T48] veth1_macvtap: left promiscuous mode [ 91.011901][ T48] veth0_macvtap: left promiscuous mode [ 91.017556][ T48] veth1_vlan: left promiscuous mode [ 91.022855][ T48] veth0_vlan: left promiscuous mode [ 91.333004][ T48] team0 (unregistering): Port device team_slave_1 removed [ 91.346812][ T48] team0 (unregistering): Port device team_slave_0 removed [ 91.463645][ T5491] 8021q: adding VLAN 0 to HW filter on device eth1 [ 91.676582][ T5948] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.697424][ T5948] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 91.706538][ T5948] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.724295][ T5948] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 91.733667][ T5948] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.746088][ T5948] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 91.760217][ T5948] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.772752][ T5948] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 91.940824][ T5948] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.975050][ T5948] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.987778][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.994943][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.023150][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.030321][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.165942][ T5147] Bluetooth: hci0: command tx timeout [ 92.266839][ T5948] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.318162][ T5948] veth0_vlan: entered promiscuous mode [ 92.331778][ T5948] veth1_vlan: entered promiscuous mode [ 92.371170][ T5948] veth0_macvtap: entered promiscuous mode [ 92.382013][ T5948] veth1_macvtap: entered promiscuous mode [ 92.408675][ T5948] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.425996][ T5948] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.442357][ T136] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.470349][ T136] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.479309][ T136] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.489794][ T136] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.534694][ T48] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.542973][ T48] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.565156][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.573786][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.614396][ T6008] [ 92.617085][ T6008] ============================= [ 92.621947][ T6008] WARNING: suspicious RCU usage [ 92.626823][ T6008] syzkaller #0 Not tainted [ 92.631227][ T6008] ----------------------------- [ 92.636136][ T6008] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 92.644656][ T6008] [ 92.644656][ T6008] other info that might help us debug this: [ 92.644656][ T6008] [ 92.654925][ T6008] [ 92.654925][ T6008] rcu_scheduler_active = 2, debug_locks = 1 [ 92.662980][ T6008] 1 lock held by syz.0.17/6008: [ 92.667857][ T6008] #0: ffffffff8e95ced8 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 92.678932][ T6008] [ 92.678932][ T6008] stack backtrace: [ 92.684866][ T6008] CPU: 0 UID: 0 PID: 6008 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 92.684885][ T6008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 92.684900][ T6008] Call Trace: [ 92.684910][ T6008] [ 92.684916][ T6008] dump_stack_lvl+0xe8/0x150 [ 92.684946][ T6008] lockdep_rcu_suspicious+0x13f/0x1d0 [ 92.684967][ T6008] get_callchain_entry+0x2b6/0x3c0 [ 92.684990][ T6008] get_perf_callchain+0xd5/0x880 [ 92.685014][ T6008] ? __pfx_get_perf_callchain+0x10/0x10 [ 92.685037][ T6008] ? __lock_acquire+0x6b5/0x2cf0 [ 92.685075][ T6008] __bpf_get_stack+0x445/0xab0 [ 92.685104][ T6008] ? __pfx___bpf_get_stack+0x10/0x10 [ 92.685126][ T6008] ? __lock_acquire+0x6b5/0x2cf0 [ 92.685155][ T6008] bpf_get_stack+0x33/0x50 [ 92.685173][ T6008] ? bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 92.685196][ T6008] bpf_get_stack_raw_tp+0x1a9/0x220 [ 92.685223][ T6008] bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 92.685241][ T6008] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 92.685270][ T6008] bpf_prog_test_run_syscall+0x318/0x4c0 [ 92.685294][ T6008] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 92.685320][ T6008] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 92.685342][ T6008] bpf_prog_test_run+0x2c7/0x340 [ 92.685368][ T6008] __sys_bpf+0x643/0x950 [ 92.685392][ T6008] ? __pfx___sys_bpf+0x10/0x10 [ 92.685430][ T6008] ? __pfx___se_sys_futex+0x10/0x10 [ 92.685448][ T6008] ? rcu_is_watching+0x15/0xb0 [ 92.685470][ T6008] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.685489][ T6008] __x64_sys_bpf+0x7c/0x90 [ 92.685509][ T6008] do_syscall_64+0x15f/0xf80 [ 92.685534][ T6008] ? trace_irq_disable+0x3b/0x140 [ 92.685556][ T6008] ? clear_bhb_loop+0x40/0x90 [ 92.685576][ T6008] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.685593][ T6008] RIP: 0033:0x7f673439cdd9 [ 92.685608][ T6008] 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 [ 92.685621][ T6008] RSP: 002b:00007ffd6da5a638 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 92.685639][ T6008] RAX: ffffffffffffffda RBX: 00007f6734615fa0 RCX: 00007f673439cdd9 [ 92.685650][ T6008] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 92.685660][ T6008] RBP: 00007f6734432d69 R08: 0000000000000000 R09: 0000000000000000 [ 92.685669][ T6008] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 92.685677][ T6008] R13: 00007f6734615fac R14: 00007f6734615fa0 R15: 00007f6734615fa0 [ 92.685705][ T6008]