Warning: Permanently added '10.128.0.177' (ED25519) to the list of known hosts. 2026/07/27 09:50:17 parsed 1 programs 2026/07/27 09:50:17 serving rpc on tcp://35573 [ 79.545095][ T5631] cgroup: Unknown subsys name 'net' [ 79.670319][ T5631] cgroup: Unknown subsys name 'cpuset' [ 79.678909][ T5631] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 81.152114][ T5631] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 83.935143][ T5646] 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. [ 84.063561][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.076014][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.085702][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.094801][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.103049][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.410343][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.420293][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.450014][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.457948][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.303543][ T5673] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.311282][ T5673] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.318671][ T5673] bridge_slave_0: entered allmulticast mode [ 85.327749][ T5673] bridge_slave_0: entered promiscuous mode [ 85.337950][ T5673] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.345076][ T5673] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.352240][ T5673] bridge_slave_1: entered allmulticast mode [ 85.359193][ T5673] bridge_slave_1: entered promiscuous mode [ 85.383217][ T5673] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.394274][ T5673] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.419298][ T5673] team0: Port device team_slave_0 added [ 85.426622][ T5673] team0: Port device team_slave_1 added [ 85.448493][ T5673] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.455436][ T5673] 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. [ 85.481659][ T5673] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.495535][ T5673] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.502564][ T5673] 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. [ 85.528472][ T5673] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.564671][ T5673] hsr_slave_0: entered promiscuous mode [ 85.571370][ T5673] hsr_slave_1: entered promiscuous mode [ 85.689861][ T5673] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.702903][ T5673] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 85.710557][ T5673] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.720498][ T5673] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 85.729031][ T5673] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.739364][ T5673] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 85.747187][ T5673] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.756212][ T5673] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 85.832020][ T5673] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.853719][ T5673] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.865618][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.872982][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.888323][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.895466][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.170045][ T5673] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.212036][ T5673] veth0_vlan: entered promiscuous mode [ 86.224913][ T5673] veth1_vlan: entered promiscuous mode [ 86.251800][ T5673] veth0_macvtap: entered promiscuous mode [ 86.260968][ T5673] veth1_macvtap: entered promiscuous mode [ 86.280390][ T5673] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.293063][ T5673] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.309247][ T48] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.320369][ T48] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.332165][ T48] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.341312][ T48] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.480207][ T48] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.541399][ T48] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.591698][ T48] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.613876][ T42] cfg80211: failed to load regulatory.db [ 86.728654][ T48] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/07/27 09:50:29 executed programs: 0 [ 88.528310][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 88.538586][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.546019][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.556999][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.564598][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.915454][ T5756] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.922860][ T5756] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.930140][ T5756] bridge_slave_0: entered allmulticast mode [ 88.937867][ T5756] bridge_slave_0: entered promiscuous mode [ 88.945421][ T5756] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.952647][ T5756] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.960077][ T5756] bridge_slave_1: entered allmulticast mode [ 88.967181][ T5756] bridge_slave_1: entered promiscuous mode [ 88.991649][ T5756] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.003088][ T5756] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.029742][ T5756] team0: Port device team_slave_0 added [ 89.037627][ T5756] team0: Port device team_slave_1 added [ 89.058074][ T5756] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.065012][ T5756] 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. [ 89.091206][ T5756] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.103409][ T5756] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.110460][ T5756] 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. [ 89.136662][ T5756] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.175201][ T5756] hsr_slave_0: entered promiscuous mode [ 89.181891][ T5756] hsr_slave_1: entered promiscuous mode [ 89.188214][ T5756] debugfs: 'hsr0' already exists in 'hsr' [ 89.194010][ T5756] Cannot create hsr debugfs directory [ 89.378803][ T48] bridge_slave_1: left allmulticast mode [ 89.387062][ T48] bridge_slave_1: left promiscuous mode [ 89.393890][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.410434][ T48] bridge_slave_0: left allmulticast mode [ 89.416122][ T48] bridge_slave_0: left promiscuous mode [ 89.422303][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.603867][ T48] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 89.627819][ T48] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 89.640057][ T48] bond0 (unregistering): Released all slaves [ 89.761057][ T48] hsr_slave_0: left promiscuous mode [ 89.769635][ T48] hsr_slave_1: left promiscuous mode [ 89.775650][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 89.783568][ T48] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 89.796142][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 89.810352][ T48] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 89.825479][ T48] veth1_macvtap: left promiscuous mode [ 89.832058][ T48] veth0_macvtap: left promiscuous mode [ 89.837801][ T48] veth1_vlan: left promiscuous mode [ 89.843131][ T48] veth0_vlan: left promiscuous mode [ 90.006501][ T48] team0 (unregistering): Port device team_slave_1 removed [ 90.027227][ T48] team0 (unregistering): Port device team_slave_0 removed [ 90.105488][ T5285] 8021q: adding VLAN 0 to HW filter on device eth1 [ 90.383635][ T5756] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.398897][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 90.412329][ T5756] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.425502][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 90.442721][ T5756] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.454402][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 90.463416][ T5756] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.475833][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 90.598547][ T4939] Bluetooth: hci0: command tx timeout [ 91.131978][ T5756] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.177616][ T5756] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.193728][ T77] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.200882][ T77] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.219003][ T77] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.226110][ T77] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.633345][ T5756] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.668812][ T5756] veth0_vlan: entered promiscuous mode [ 91.679235][ T5756] veth1_vlan: entered promiscuous mode [ 91.705494][ T5756] veth0_macvtap: entered promiscuous mode [ 91.714770][ T5756] veth1_macvtap: entered promiscuous mode [ 91.732758][ T5756] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.748464][ T5756] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.764117][ T48] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.775985][ T48] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.788297][ T48] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.797048][ T48] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.854402][ T57] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.862901][ T57] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.890629][ T57] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.899263][ T57] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.986271][ T5833] [ 91.988990][ T5833] ============================= [ 91.994617][ T5833] WARNING: suspicious RCU usage [ 92.000147][ T5833] syzkaller #0 Not tainted [ 92.004762][ T5833] ----------------------------- [ 92.010283][ T5833] net/xfrm/xfrm_user.c:1630 suspicious rcu_dereference_check() usage! [ 92.018937][ T5833] [ 92.018937][ T5833] other info that might help us debug this: [ 92.018937][ T5833] [ 92.029926][ T5833] [ 92.029926][ T5833] rcu_scheduler_active = 2, debug_locks = 1 [ 92.038462][ T5833] 1 lock held by syz.0.17/5833: [ 92.043317][ T5833] #0: ffff88807e8d6ad0 (&net->xfrm.xfrm_cfg_mutex){+.+.}-{4:4}, at: xfrm_netlink_rcv+0x6a/0x90 [ 92.054263][ T5833] [ 92.054263][ T5833] stack backtrace: [ 92.060593][ T5833] CPU: 0 UID: 0 PID: 5833 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 92.060606][ T5833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 92.060618][ T5833] Call Trace: [ 92.060622][ T5833] [ 92.060626][ T5833] dump_stack_lvl+0xe8/0x150 [ 92.060646][ T5833] lockdep_rcu_suspicious+0x13f/0x1d0 [ 92.060664][ T5833] xfrm_nlmsg_multicast+0x1d8/0x1f0 [ 92.060682][ T5833] xfrm_send_migrate_state+0x870/0xae0 [ 92.060703][ T5833] ? __pfx_xfrm_send_migrate_state+0x10/0x10 [ 92.060721][ T5833] ? xfrm_state_migrate_install+0x192/0x630 [ 92.060738][ T5833] xfrm_do_migrate_state+0x1703/0x1e50 [ 92.060756][ T5833] ? __pfx_xfrm_do_migrate_state+0x10/0x10 [ 92.060774][ T5833] ? apparmor_capable+0x126/0x170 [ 92.060793][ T5833] ? __nla_parse+0x40/0x60 [ 92.060821][ T5833] xfrm_user_rcv_msg+0x7a8/0xf30 [ 92.060844][ T5833] ? __pfx_xfrm_user_rcv_msg+0x10/0x10 [ 92.060889][ T5833] ? __mutex_trylock_common+0x15f/0x270 [ 92.060902][ T5833] ? __pfx___mutex_trylock_common+0x10/0x10 [ 92.060914][ T5833] ? rcu_is_watching+0x15/0xb0 [ 92.060924][ T5833] ? trace_contention_end+0x3d/0x140 [ 92.060938][ T5833] netlink_rcv_skb+0x226/0x4a0 [ 92.060951][ T5833] ? __pfx_xfrm_user_rcv_msg+0x10/0x10 [ 92.060963][ T5833] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 92.060981][ T5833] ? netlink_deliver_tap+0x2e/0x1b0 [ 92.060992][ T5833] ? netlink_deliver_tap+0x2e/0x1b0 [ 92.061004][ T5833] xfrm_netlink_rcv+0x79/0x90 [ 92.061014][ T5833] netlink_unicast+0x7bb/0x940 [ 92.061029][ T5833] netlink_sendmsg+0x813/0xb40 [ 92.061051][ T5833] ? __pfx_netlink_sendmsg+0x10/0x10 [ 92.061062][ T5833] ? filemap_map_pages+0x1ccc/0x2090 [ 92.061076][ T5833] ? aa_sock_msg_perm+0xf1/0x1b0 [ 92.061089][ T5833] ? __pfx_netlink_sendmsg+0x10/0x10 [ 92.061100][ T5833] sock_sendmsg_nosec+0x13a/0x180 [ 92.061117][ T5833] ____sys_sendmsg+0x54e/0x850 [ 92.061130][ T5833] ? __pfx_____sys_sendmsg+0x10/0x10 [ 92.061145][ T5833] ? import_iovec+0x73/0xa0 [ 92.061156][ T5833] ___sys_sendmsg+0x2a5/0x360 [ 92.061169][ T5833] ? __pfx____sys_sendmsg+0x10/0x10 [ 92.061182][ T5833] ? futex_wake+0x522/0x5f0 [ 92.061209][ T5833] ? __pfx_do_futex+0x10/0x10 [ 92.061221][ T5833] __x64_sys_sendmsg+0x1b1/0x290 [ 92.061233][ T5833] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 92.061252][ T5833] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.061263][ T5833] do_syscall_64+0x174/0x580 [ 92.061273][ T5833] ? trace_irq_disable+0x3b/0x140 [ 92.061287][ T5833] ? clear_bhb_loop+0x40/0x90 [ 92.061299][ T5833] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.061308][ T5833] RIP: 0033:0x7f061b99de99 [ 92.061326][ T5833] 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 [ 92.061334][ T5833] RSP: 002b:00007ffea65632f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 92.061345][ T5833] RAX: ffffffffffffffda RBX: 00007f061bc25fa0 RCX: 00007f061b99de99 [ 92.061352][ T5833] RDX: 0000000000000000 RSI: 0000200000000500 RDI: 0000000000000003 [ 92.061358][ T5833] RBP: 00007f061ba33eaf R08: 0000000000000000 R09: 0000000000000000 [ 92.061364][ T5833] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 92.061370][ T5833] R13: 00007f061bc25fac R14: 00007f061bc25fa0 R15: 00007f061bc25fa0 [ 92.061384][ T5833]