Warning: Permanently added '10.128.0.27' (ED25519) to the list of known hosts. 2025/12/04 19:11:29 parsed 1 programs [ 73.317749][ T5840] cgroup: Unknown subsys name 'net' [ 73.486768][ T5840] cgroup: Unknown subsys name 'cpuset' [ 73.495088][ T5840] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 74.940442][ T5840] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 77.675491][ T5856] 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. [ 78.352315][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 78.364750][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 78.372292][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 78.380392][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 78.388269][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 78.690093][ T3554] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.699099][ T3554] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.741364][ T1106] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.749263][ T1106] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.592885][ T5915] chnl_net:caif_netlink_parms(): no params data found [ 80.698259][ T5915] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.706879][ T5915] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.714087][ T5915] bridge_slave_0: entered allmulticast mode [ 80.721039][ T5915] bridge_slave_0: entered promiscuous mode [ 80.733819][ T5915] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.740938][ T5915] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.748442][ T5915] bridge_slave_1: entered allmulticast mode [ 80.756396][ T5915] bridge_slave_1: entered promiscuous mode [ 80.790358][ T5915] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.803682][ T5915] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.836839][ T5915] team0: Port device team_slave_0 added [ 80.844403][ T5915] team0: Port device team_slave_1 added [ 80.868565][ T5915] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 80.876288][ T5915] 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. [ 80.904034][ T5915] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 80.916389][ T5915] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 80.923333][ T5915] 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. [ 80.949255][ T5915] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 80.987577][ T5915] hsr_slave_0: entered promiscuous mode [ 80.994552][ T5915] hsr_slave_1: entered promiscuous mode [ 81.120626][ T5915] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.132665][ T5915] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.143073][ T5915] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.153157][ T5915] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.181467][ T5915] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.188651][ T5915] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.196579][ T5915] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.203756][ T5915] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.254845][ T5915] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.270892][ T3471] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.281263][ T3471] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.298457][ T5915] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.311008][ T3554] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.318179][ T3554] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.331709][ T3471] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.338885][ T3471] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.483141][ T5915] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.528105][ T5915] veth0_vlan: entered promiscuous mode [ 81.549005][ T5915] veth1_vlan: entered promiscuous mode [ 81.588935][ T5915] veth0_macvtap: entered promiscuous mode [ 81.601431][ T5915] veth1_macvtap: entered promiscuous mode [ 81.629344][ T5915] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.650403][ T5915] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 81.669442][ T3471] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.681773][ T3471] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.704884][ T3471] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.714545][ T3471] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.904269][ T3471] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.969443][ T3471] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.045977][ T3471] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.098428][ T3471] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/12/04 19:11:40 executed programs: 0 [ 82.588152][ T5157] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.596084][ T5157] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.603852][ T5157] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.612269][ T5157] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.621302][ T5157] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.777868][ T5953] chnl_net:caif_netlink_parms(): no params data found [ 82.851773][ T5953] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.858962][ T5953] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.866170][ T5953] bridge_slave_0: entered allmulticast mode [ 82.873055][ T5953] bridge_slave_0: entered promiscuous mode [ 82.881421][ T5953] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.888600][ T5953] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.897108][ T5953] bridge_slave_1: entered allmulticast mode [ 82.904260][ T5953] bridge_slave_1: entered promiscuous mode [ 82.934277][ T5953] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.945867][ T5953] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.975970][ T5953] team0: Port device team_slave_0 added [ 82.984477][ T5953] team0: Port device team_slave_1 added [ 83.013925][ T5953] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.020872][ T5953] 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. [ 83.047091][ T5953] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.059633][ T5953] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.067917][ T5953] 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. [ 83.094906][ T5953] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.143304][ T5953] hsr_slave_0: entered promiscuous mode [ 83.149629][ T5953] hsr_slave_1: entered promiscuous mode [ 83.155985][ T5953] debugfs: 'hsr0' already exists in 'hsr' [ 83.161773][ T5953] Cannot create hsr debugfs directory [ 84.572709][ T3471] bridge_slave_1: left allmulticast mode [ 84.578879][ T3471] bridge_slave_1: left promiscuous mode [ 84.585890][ T3471] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.596899][ T3471] bridge_slave_0: left allmulticast mode [ 84.602531][ T3471] bridge_slave_0: left promiscuous mode [ 84.609155][ T3471] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.654533][ T52] Bluetooth: hci0: command tx timeout [ 84.855937][ T3471] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 84.867547][ T3471] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 84.877497][ T3471] bond0 (unregistering): Released all slaves [ 84.999125][ T3471] hsr_slave_0: left promiscuous mode [ 85.008730][ T3471] hsr_slave_1: left promiscuous mode [ 85.016929][ T3471] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 85.024553][ T3471] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 85.035564][ T3471] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 85.042978][ T3471] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 85.064708][ T3471] veth1_macvtap: left promiscuous mode [ 85.070463][ T3471] veth0_macvtap: left promiscuous mode [ 85.083152][ T3471] veth1_vlan: left promiscuous mode [ 85.088846][ T3471] veth0_vlan: left promiscuous mode [ 85.485040][ T3471] team0 (unregistering): Port device team_slave_1 removed [ 85.509505][ T3471] team0 (unregistering): Port device team_slave_0 removed [ 85.972693][ T5953] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.988218][ T5953] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 86.006603][ T5953] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 86.032685][ T5953] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 86.324704][ T5953] 8021q: adding VLAN 0 to HW filter on device bond0 [ 86.389315][ T5953] 8021q: adding VLAN 0 to HW filter on device team0 [ 86.420319][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.427518][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.456854][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.464027][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.660941][ T10] cfg80211: failed to load regulatory.db [ 86.735522][ T52] Bluetooth: hci0: command tx timeout [ 86.742977][ T5953] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.782469][ T5953] veth0_vlan: entered promiscuous mode [ 86.793044][ T5953] veth1_vlan: entered promiscuous mode [ 86.818773][ T5953] veth0_macvtap: entered promiscuous mode [ 86.827871][ T5953] veth1_macvtap: entered promiscuous mode [ 86.842372][ T5953] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.857227][ T5953] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.871369][ T3554] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.881433][ T3554] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.890895][ T3554] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.907577][ T3554] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.956273][ T3554] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.965175][ T3554] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.989983][ T3554] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.999004][ T3554] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.051883][ T6013] [ 87.054234][ T6013] ============================================ [ 87.060361][ T6013] WARNING: possible recursive locking detected [ 87.066497][ T6013] syzkaller #0 Not tainted [ 87.070885][ T6013] -------------------------------------------- [ 87.077017][ T6013] syz.0.17/6013 is trying to acquire lock: [ 87.082807][ T6013] ffff8880247c9e20 (sk_lock-AF_INET6){+.+.}-{0:0}, at: ipv6_sock_mc_close+0xd3/0x140 [ 87.092275][ T6013] [ 87.092275][ T6013] but task is already holding lock: [ 87.099624][ T6013] ffff8880247c94e0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 [ 87.109088][ T6013] [ 87.109088][ T6013] other info that might help us debug this: [ 87.117260][ T6013] Possible unsafe locking scenario: [ 87.117260][ T6013] [ 87.124696][ T6013] CPU0 [ 87.127956][ T6013] ---- [ 87.131212][ T6013] lock(sk_lock-AF_INET6); [ 87.135692][ T6013] lock(sk_lock-AF_INET6); [ 87.140174][ T6013] [ 87.140174][ T6013] *** DEADLOCK *** [ 87.140174][ T6013] [ 87.148299][ T6013] May be due to missing lock nesting notation [ 87.148299][ T6013] [ 87.156610][ T6013] 1 lock held by syz.0.17/6013: [ 87.161447][ T6013] #0: ffff8880247c94e0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 [ 87.171181][ T6013] [ 87.171181][ T6013] stack backtrace: [ 87.177072][ T6013] CPU: 1 UID: 0 PID: 6013 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 87.177089][ T6013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 87.177103][ T6013] Call Trace: [ 87.177111][ T6013] [ 87.177117][ T6013] dump_stack_lvl+0x189/0x250 [ 87.177134][ T6013] ? __pfx_dump_stack_lvl+0x10/0x10 [ 87.177147][ T6013] ? __pfx__printk+0x10/0x10 [ 87.177161][ T6013] ? __pfx_hlock_conflict+0x10/0x10 [ 87.177176][ T6013] ? print_lock_name+0xde/0x100 [ 87.177192][ T6013] print_deadlock_bug+0x279/0x290 [ 87.177206][ T6013] __lock_acquire+0x2540/0x2cf0 [ 87.177224][ T6013] ? ipv6_sock_mc_close+0xd3/0x140 [ 87.177240][ T6013] lock_acquire+0x117/0x340 [ 87.177252][ T6013] ? ipv6_sock_mc_close+0xd3/0x140 [ 87.177270][ T6013] lock_sock_nested+0x48/0x100 [ 87.177284][ T6013] ? ipv6_sock_mc_close+0xd3/0x140 [ 87.177300][ T6013] ipv6_sock_mc_close+0xd3/0x140 [ 87.177317][ T6013] inet6_release+0x47/0x70 [ 87.177331][ T6013] sock_release+0x85/0x150 [ 87.177344][ T6013] sctp_getsockopt_peeloff_common+0x56b/0x770 [ 87.177363][ T6013] ? __pfx_sctp_getsockopt_peeloff_common+0x10/0x10 [ 87.177380][ T6013] sctp_getsockopt_peeloff_flags+0x13b/0x230 [ 87.177394][ T6013] ? __pfx_sctp_getsockopt_peeloff_flags+0x10/0x10 [ 87.177409][ T6013] sctp_getsockopt+0x3ab/0xb60 [ 87.177423][ T6013] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 87.177437][ T6013] do_sock_getsockopt+0x2b4/0x3d0 [ 87.177455][ T6013] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 87.177471][ T6013] ? do_syscall_64+0x80/0xf80 [ 87.177486][ T6013] ? __se_sys_futex+0x36f/0x400 [ 87.177501][ T6013] __x64_sys_getsockopt+0x1a5/0x250 [ 87.177516][ T6013] ? do_syscall_64+0x80/0xf80 [ 87.177531][ T6013] ? do_syscall_64+0x80/0xf80 [ 87.177546][ T6013] do_syscall_64+0xfa/0xf80 [ 87.177560][ T6013] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.177573][ T6013] ? clear_bhb_loop+0x60/0xb0 [ 87.177586][ T6013] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 87.177598][ T6013] RIP: 0033:0x7fec0218f749 [ 87.177614][ T6013] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 87.177624][ T6013] RSP: 002b:00007ffc7fdbb478 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 87.177638][ T6013] RAX: ffffffffffffffda RBX: 00007fec023e5fa0 RCX: 00007fec0218f749 [ 87.177647][ T6013] RDX: 000000000000007a RSI: 0000000000000084 RDI: 0000000000000003 [ 87.177655][ T6013] RBP: 00007fec02213f91 R08: 0000200000000040 R09: 0000000000000000 [ 87.177663][ T6013] R10: 0000200000000340 R11: 0000000000000246 R12: 0000000000000000 [ 87.177670][ T6013] R13: 00007fec023e5fa0 R14: 00007fec023e5fa0 R15: 0000000000000005 [ 87.177683][ T6013]