Warning: Permanently added '10.128.0.251' (ED25519) to the list of known hosts. 2026/07/22 01:31:49 parsed 1 programs 2026/07/22 01:31:49 serving rpc on tcp://44413 [ 78.976535][ T5636] cgroup: Unknown subsys name 'net' [ 79.070610][ T5636] cgroup: Unknown subsys name 'cpuset' [ 79.079966][ T5636] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 80.573611][ T5636] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 83.477845][ T5647] 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. [ 83.930823][ T1164] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.944310][ T1164] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.988054][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.997183][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.494063][ T5688] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.501931][ T5688] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.509360][ T5688] bridge_slave_0: entered allmulticast mode [ 85.516750][ T5688] bridge_slave_0: entered promiscuous mode [ 85.527170][ T5688] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.534514][ T5688] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.542040][ T5688] bridge_slave_1: entered allmulticast mode [ 85.549036][ T5688] bridge_slave_1: entered promiscuous mode [ 85.575526][ T5688] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.586966][ T5688] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.614960][ T5688] team0: Port device team_slave_0 added [ 85.622341][ T5688] team0: Port device team_slave_1 added [ 85.644188][ T5688] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.651181][ T5688] 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. [ 85.677100][ T5688] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.689759][ T5688] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.696715][ T5688] 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. [ 85.722711][ T5688] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.763541][ T5688] hsr_slave_0: entered promiscuous mode [ 85.770688][ T5688] hsr_slave_1: entered promiscuous mode [ 85.900866][ T5688] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.914457][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 85.923290][ T5688] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.932536][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 85.940548][ T5688] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.951584][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 85.959629][ T5688] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.969954][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 86.050591][ T5688] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.075525][ T5688] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.089677][ T1164] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.097006][ T1164] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.115215][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.122397][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.405599][ T5688] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.455447][ T5688] veth0_vlan: entered promiscuous mode [ 86.475409][ T5688] veth1_vlan: entered promiscuous mode [ 86.508604][ T5688] veth0_macvtap: entered promiscuous mode [ 86.519108][ T5688] veth1_macvtap: entered promiscuous mode [ 86.537120][ T5688] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.555767][ T5688] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.573472][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.584800][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.595503][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.605253][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.714085][ T809] cfg80211: failed to load regulatory.db [ 86.804638][ T1164] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.930399][ T1164] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.009828][ T1164] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.087379][ T1164] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.435575][ T5738] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.444605][ T5738] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.453118][ T5738] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.462642][ T5738] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.470623][ T5738] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/07/22 01:32:02 executed programs: 0 [ 88.769596][ T5738] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 88.777873][ T5738] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.785902][ T5738] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.795571][ T5738] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.806688][ T5738] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 89.133919][ T1164] bridge_slave_1: left allmulticast mode [ 89.140334][ T1164] bridge_slave_1: left promiscuous mode [ 89.147946][ T1164] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.160331][ T1164] bridge_slave_0: left allmulticast mode [ 89.165988][ T1164] bridge_slave_0: left promiscuous mode [ 89.171895][ T1164] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.294407][ T1164] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 89.305175][ T1164] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 89.315339][ T1164] bond0 (unregistering): Released all slaves [ 89.394811][ T1164] hsr_slave_0: left promiscuous mode [ 89.401154][ T1164] hsr_slave_1: left promiscuous mode [ 89.407790][ T1164] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 89.417571][ T1164] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 89.426185][ T1164] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 89.434928][ T1164] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 89.454668][ T1164] veth1_macvtap: left promiscuous mode [ 89.461471][ T1164] veth0_macvtap: left promiscuous mode [ 89.468695][ T1164] veth1_vlan: left promiscuous mode [ 89.474935][ T1164] veth0_vlan: left promiscuous mode [ 89.774912][ T1164] team0 (unregistering): Port device team_slave_1 removed [ 89.802210][ T1164] team0 (unregistering): Port device team_slave_0 removed [ 89.964169][ T5287] 8021q: adding VLAN 0 to HW filter on device eth1 [ 90.193327][ T5764] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.201059][ T5764] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.208732][ T5764] bridge_slave_0: entered allmulticast mode [ 90.217031][ T5764] bridge_slave_0: entered promiscuous mode [ 90.226175][ T5764] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.234369][ T5764] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.242192][ T5764] bridge_slave_1: entered allmulticast mode [ 90.250360][ T5764] bridge_slave_1: entered promiscuous mode [ 90.296879][ T5764] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.309758][ T5764] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.349552][ T5764] team0: Port device team_slave_0 added [ 90.358521][ T5764] team0: Port device team_slave_1 added [ 90.399770][ T5764] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.406794][ T5764] 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. [ 90.433223][ T5764] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.447208][ T5764] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.455146][ T5764] 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. [ 90.481503][ T5764] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.564056][ T5764] hsr_slave_0: entered promiscuous mode [ 90.577124][ T5764] hsr_slave_1: entered promiscuous mode [ 90.843884][ T5287] 8021q: adding VLAN 0 to HW filter on device eth2 [ 90.869544][ T5738] Bluetooth: hci0: command tx timeout [ 91.750869][ T5764] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.764635][ T5764] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 91.775040][ T5764] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.791206][ T5764] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 91.801273][ T5764] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.816047][ T5764] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 91.825949][ T5764] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.841482][ T5764] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 91.945147][ T5764] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.974998][ T5764] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.993814][ T1164] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.001032][ T1164] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.017173][ T1164] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.024411][ T1164] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.522720][ T5764] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.590290][ T5764] veth0_vlan: entered promiscuous mode [ 92.609188][ T5764] veth1_vlan: entered promiscuous mode [ 92.649114][ T5764] veth0_macvtap: entered promiscuous mode [ 92.661150][ T5764] veth1_macvtap: entered promiscuous mode [ 92.684287][ T5764] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.704772][ T5764] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.724812][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.755409][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.778837][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.807005][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.851997][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.866249][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.912692][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.923738][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.948722][ T5738] Bluetooth: hci0: command tx timeout [ 92.990905][ T5880] [ 92.994117][ T5880] ============================= [ 92.999762][ T5880] WARNING: suspicious RCU usage [ 93.005049][ T5880] syzkaller #0 Not tainted [ 93.010671][ T5880] ----------------------------- [ 93.016261][ T5880] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 93.026065][ T5880] [ 93.026065][ T5880] other info that might help us debug this: [ 93.026065][ T5880] [ 93.036695][ T5880] [ 93.036695][ T5880] rcu_scheduler_active = 2, debug_locks = 1 [ 93.045288][ T5880] 1 lock held by syz.0.17/5880: [ 93.050388][ T5880] #0: ffffffff8eb59e58 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 93.061695][ T5880] [ 93.061695][ T5880] stack backtrace: [ 93.067659][ T5880] CPU: 1 UID: 0 PID: 5880 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 93.067686][ T5880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 [ 93.067703][ T5880] Call Trace: [ 93.067711][ T5880] [ 93.067718][ T5880] dump_stack_lvl+0xe8/0x150 [ 93.067750][ T5880] lockdep_rcu_suspicious+0x13f/0x1d0 [ 93.067781][ T5880] get_callchain_entry+0x2b6/0x3c0 [ 93.067812][ T5880] get_perf_callchain+0xd5/0x880 [ 93.067843][ T5880] ? __pfx_get_perf_callchain+0x10/0x10 [ 93.067882][ T5880] __bpf_get_stack+0x3e9/0xa70 [ 93.067917][ T5880] ? __pfx___bpf_get_stack+0x10/0x10 [ 93.067945][ T5880] ? __lock_acquire+0x683/0x2cf0 [ 93.067974][ T5880] bpf_get_stack+0x33/0x50 [ 93.067997][ T5880] ? bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 93.068020][ T5880] bpf_get_stack_raw_tp+0x1a4/0x210 [ 93.068048][ T5880] bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 93.068066][ T5880] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 93.068093][ T5880] bpf_prog_test_run_syscall+0x324/0x4c0 [ 93.068117][ T5880] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 93.068143][ T5880] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 93.068165][ T5880] bpf_prog_test_run+0x2c5/0x340 [ 93.068195][ T5880] __sys_bpf+0xa22/0xd90 [ 93.068226][ T5880] ? __pfx___sys_bpf+0x10/0x10 [ 93.068247][ T5880] ? handle_mm_fault+0xec/0x3080 [ 93.068270][ T5880] ? do_futex+0x458/0x4e0 [ 93.068320][ T5880] ? __pfx___se_sys_futex+0x10/0x10 [ 93.068348][ T5880] ? rcu_is_watching+0x15/0xb0 [ 93.068381][ T5880] __x64_sys_bpf+0xba/0xd0 [ 93.068402][ T5880] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.068421][ T5880] do_syscall_64+0x174/0x580 [ 93.068439][ T5880] ? trace_irq_disable+0x3b/0x140 [ 93.068461][ T5880] ? clear_bhb_loop+0x40/0x90 [ 93.068483][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 93.068502][ T5880] RIP: 0033:0x7f6ecdd9de99 [ 93.068519][ T5880] 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 [ 93.068534][ T5880] RSP: 002b:00007fffe653fad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 93.068554][ T5880] RAX: ffffffffffffffda RBX: 00007f6ece025fa0 RCX: 00007f6ecdd9de99 [ 93.068578][ T5880] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 93.068590][ T5880] RBP: 00007f6ecde33eaf R08: 0000000000000000 R09: 0000000000000000 [ 93.068601][ T5880] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 93.068612][ T5880] R13: 00007f6ece025fac R14: 00007f6ece025fa0 R15: 00007f6ece025fa0 [ 93.068641][ T5880] 2026/07/22 01:32:07 executed programs: 16 [ 95.027804][ T5738] Bluetooth: hci0: command tx timeout [ 97.118831][ T5738] Bluetooth: hci0: command tx timeout 2026/07/22 01:32:12 executed programs: 260