Warning: Permanently added '10.128.0.161' (ED25519) to the list of known hosts. 2026/04/19 20:23:44 parsed 1 programs [ 76.101778][ T5830] cgroup: Unknown subsys name 'net' [ 76.231343][ T5830] cgroup: Unknown subsys name 'cpuset' [ 76.240835][ T5830] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 77.602316][ T5830] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 80.384231][ T5844] 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. [ 82.014221][ T1147] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.022627][ T1147] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.054168][ T1147] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.063667][ T1147] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.684458][ T5891] chnl_net:caif_netlink_parms(): no params data found [ 82.777472][ T5891] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.784753][ T5891] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.792243][ T5891] bridge_slave_0: entered allmulticast mode [ 82.799648][ T5891] bridge_slave_0: entered promiscuous mode [ 82.811608][ T5891] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.818822][ T5891] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.826006][ T5891] bridge_slave_1: entered allmulticast mode [ 82.833326][ T5891] bridge_slave_1: entered promiscuous mode [ 82.862042][ T5891] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.873573][ T5891] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.901566][ T5891] team0: Port device team_slave_0 added [ 82.909527][ T5891] team0: Port device team_slave_1 added [ 82.937327][ T5891] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.944487][ T5891] 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. [ 82.970395][ T5891] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.982687][ T5891] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.989706][ T5891] 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. [ 83.015718][ T5891] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.056879][ T5891] hsr_slave_0: entered promiscuous mode [ 83.064558][ T5891] hsr_slave_1: entered promiscuous mode [ 83.238256][ T5891] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 83.251819][ T5891] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 83.260268][ T5891] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 83.271208][ T5891] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 83.279397][ T5891] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 83.288513][ T5891] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 83.297464][ T5891] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 83.307295][ T5891] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 83.379669][ T5891] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.401151][ T5891] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.415119][ T1147] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.422822][ T1147] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.437821][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.444932][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.591841][ T5891] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 83.635389][ T5891] veth0_vlan: entered promiscuous mode [ 83.647323][ T5891] veth1_vlan: entered promiscuous mode [ 83.674130][ T5891] veth0_macvtap: entered promiscuous mode [ 83.683744][ T5891] veth1_macvtap: entered promiscuous mode [ 83.701905][ T5891] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 83.716272][ T5891] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.732824][ T1147] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.742881][ T1147] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.754232][ T1147] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.767126][ T1147] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.897157][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 83.902656][ T5914] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 83.916698][ T5914] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 83.925119][ T5914] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 83.934382][ T5914] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 83.943769][ T5914] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 83.974151][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.033371][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.152834][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/04/19 20:23:56 executed programs: 0 [ 85.210330][ T5914] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.218608][ T5914] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.226684][ T5914] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 85.236580][ T5914] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 85.245553][ T5914] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.376837][ T5940] chnl_net:caif_netlink_parms(): no params data found [ 85.446159][ T5940] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.453542][ T5940] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.461284][ T5940] bridge_slave_0: entered allmulticast mode [ 85.469449][ T5940] bridge_slave_0: entered promiscuous mode [ 85.479280][ T5940] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.486416][ T5940] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.494102][ T5940] bridge_slave_1: entered allmulticast mode [ 85.501617][ T5940] bridge_slave_1: entered promiscuous mode [ 85.534118][ T5940] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.546787][ T5940] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.581760][ T5940] team0: Port device team_slave_0 added [ 85.590398][ T5940] team0: Port device team_slave_1 added [ 85.614447][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.621724][ T5940] 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. [ 85.647973][ T5940] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.659853][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.666903][ T5940] 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. [ 85.694255][ T5940] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.734228][ T5940] hsr_slave_0: entered promiscuous mode [ 85.740971][ T5940] hsr_slave_1: entered promiscuous mode [ 85.747409][ T5940] debugfs: 'hsr0' already exists in 'hsr' [ 85.753642][ T5940] Cannot create hsr debugfs directory [ 86.715064][ T10] cfg80211: failed to load regulatory.db [ 86.780776][ T12] bridge_slave_1: left allmulticast mode [ 86.786496][ T12] bridge_slave_1: left promiscuous mode [ 86.793253][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.805314][ T12] bridge_slave_0: left allmulticast mode [ 86.811408][ T12] bridge_slave_0: left promiscuous mode [ 86.817720][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.975750][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 86.987012][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 86.997157][ T12] bond0 (unregistering): Released all slaves [ 87.109860][ T12] hsr_slave_0: left promiscuous mode [ 87.116371][ T12] hsr_slave_1: left promiscuous mode [ 87.123254][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 87.130839][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 87.141958][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 87.150894][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 87.172397][ T12] veth1_macvtap: left promiscuous mode [ 87.178893][ T12] veth0_macvtap: left promiscuous mode [ 87.184639][ T12] veth1_vlan: left promiscuous mode [ 87.191835][ T12] veth0_vlan: left promiscuous mode [ 87.270754][ T5914] Bluetooth: hci0: command tx timeout [ 87.505410][ T12] team0 (unregistering): Port device team_slave_1 removed [ 87.535828][ T12] team0 (unregistering): Port device team_slave_0 removed [ 87.632448][ T5491] 8021q: adding VLAN 0 to HW filter on device eth1 [ 87.908371][ T5940] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.932182][ T5940] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 87.940590][ T5940] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.952424][ T5940] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 87.962503][ T5940] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.978735][ T5940] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 87.990307][ T5940] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 88.001864][ T5940] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 88.107907][ T5940] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.328206][ T5940] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.339711][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.346857][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.369048][ T1156] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.376583][ T1156] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.650161][ T5940] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.687471][ T5940] veth0_vlan: entered promiscuous mode [ 88.700425][ T5940] veth1_vlan: entered promiscuous mode [ 88.727075][ T5940] veth0_macvtap: entered promiscuous mode [ 88.736725][ T5940] veth1_macvtap: entered promiscuous mode [ 88.754599][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.768752][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.782713][ T1156] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.793319][ T1156] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.803183][ T1156] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.812674][ T1156] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.898864][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.906929][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.929755][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.938427][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.984395][ T5987] [ 88.986846][ T5987] ============================= [ 88.992392][ T5987] WARNING: suspicious RCU usage [ 88.997576][ T5987] syzkaller #0 Not tainted [ 89.002409][ T5987] ----------------------------- [ 89.007789][ T5987] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 89.016596][ T5987] [ 89.016596][ T5987] other info that might help us debug this: [ 89.016596][ T5987] [ 89.027143][ T5987] [ 89.027143][ T5987] rcu_scheduler_active = 2, debug_locks = 1 [ 89.035294][ T5987] 1 lock held by syz.0.17/5987: [ 89.040191][ T5987] #0: ffffffff8e95d218 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 89.051286][ T5987] [ 89.051286][ T5987] stack backtrace: [ 89.057192][ T5987] CPU: 1 UID: 0 PID: 5987 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 89.057205][ T5987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 89.057217][ T5987] Call Trace: [ 89.057223][ T5987] [ 89.057229][ T5987] dump_stack_lvl+0xe8/0x150 [ 89.057247][ T5987] lockdep_rcu_suspicious+0x13f/0x1d0 [ 89.057264][ T5987] get_callchain_entry+0x2b6/0x3c0 [ 89.057279][ T5987] get_perf_callchain+0xd5/0x880 [ 89.057294][ T5987] ? __pfx_get_perf_callchain+0x10/0x10 [ 89.057308][ T5987] ? __lock_acquire+0x6b5/0x2cf0 [ 89.057323][ T5987] __bpf_get_stack+0x445/0xab0 [ 89.057340][ T5987] ? __pfx___bpf_get_stack+0x10/0x10 [ 89.057354][ T5987] ? __lock_acquire+0x6b5/0x2cf0 [ 89.057368][ T5987] bpf_get_stack+0x33/0x50 [ 89.057379][ T5987] ? bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 89.057391][ T5987] bpf_get_stack_raw_tp+0x1a9/0x220 [ 89.057407][ T5987] bpf_prog_42db8cfdf50901c9+0x46/0x4e [ 89.057417][ T5987] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 89.057436][ T5987] bpf_prog_test_run_syscall+0x318/0x4c0 [ 89.057451][ T5987] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 89.057469][ T5987] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 89.057483][ T5987] bpf_prog_test_run+0x2c7/0x340 [ 89.057496][ T5987] __sys_bpf+0x643/0x950 [ 89.057508][ T5987] ? __pfx___sys_bpf+0x10/0x10 [ 89.057526][ T5987] ? __pfx___se_sys_futex+0x10/0x10 [ 89.057540][ T5987] ? rcu_is_watching+0x15/0xb0 [ 89.057556][ T5987] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.057567][ T5987] __x64_sys_bpf+0x7c/0x90 [ 89.057577][ T5987] do_syscall_64+0x15f/0xf80 [ 89.057589][ T5987] ? trace_irq_disable+0x3b/0x140 [ 89.057604][ T5987] ? clear_bhb_loop+0x40/0x90 [ 89.057616][ T5987] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.057627][ T5987] RIP: 0033:0x7f7fc2b9c819 [ 89.057637][ T5987] 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 [ 89.057645][ T5987] RSP: 002b:00007ffcd10cd988 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 89.057656][ T5987] RAX: ffffffffffffffda RBX: 00007f7fc2e15fa0 RCX: 00007f7fc2b9c819 [ 89.057663][ T5987] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 89.057669][ T5987] RBP: 00007f7fc2c32c91 R08: 0000000000000000 R09: 0000000000000000 [ 89.057675][ T5987] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 89.057680][ T5987] R13: 00007f7fc2e15fac R14: 00007f7fc2e15fa0 R15: 00007f7fc2e15fa0 [ 89.057695][ T5987] [ 89.350122][ T5914] Bluetooth: hci0: command tx timeout