Warning: Permanently added '10.128.1.136' (ED25519) to the list of known hosts. 2025/12/04 20:43:04 parsed 1 programs [ 74.223355][ T5839] cgroup: Unknown subsys name 'net' [ 74.389580][ T5839] cgroup: Unknown subsys name 'cpuset' [ 74.399182][ T5839] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 75.961103][ T5839] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 78.628892][ T5849] 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. [ 79.483142][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.492603][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 79.526076][ T3489] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 79.534777][ T3489] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.262389][ T5900] chnl_net:caif_netlink_parms(): no params data found [ 81.355167][ T5900] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.363102][ T5900] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.371156][ T5900] bridge_slave_0: entered allmulticast mode [ 81.378562][ T5900] bridge_slave_0: entered promiscuous mode [ 81.389201][ T5900] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.396478][ T5900] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.403638][ T5900] bridge_slave_1: entered allmulticast mode [ 81.410925][ T5900] bridge_slave_1: entered promiscuous mode [ 81.439166][ T5900] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.450869][ T5900] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.481619][ T5900] team0: Port device team_slave_0 added [ 81.490191][ T5900] team0: Port device team_slave_1 added [ 81.516007][ T5900] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 81.523586][ T5900] 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. [ 81.549845][ T5900] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 81.565153][ T5900] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 81.572270][ T5900] 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. [ 81.598880][ T5900] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 81.643873][ T5900] hsr_slave_0: entered promiscuous mode [ 81.651804][ T5900] hsr_slave_1: entered promiscuous mode [ 81.895079][ T5900] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.910939][ T5900] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.923740][ T5900] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.940135][ T5900] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 82.020124][ T5900] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.045017][ T5900] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.058910][ T1167] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.066416][ T1167] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.085438][ T3867] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.092650][ T3867] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.255804][ T5900] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.308928][ T5900] veth0_vlan: entered promiscuous mode [ 82.321554][ T5900] veth1_vlan: entered promiscuous mode [ 82.352180][ T5900] veth0_macvtap: entered promiscuous mode [ 82.370168][ T5900] veth1_macvtap: entered promiscuous mode [ 82.389760][ T5900] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.402554][ T5900] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.418035][ T3489] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.428766][ T3489] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.439881][ T3489] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.452125][ T3489] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.581103][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.666929][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.731882][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.792115][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.926006][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.936170][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.951636][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.960782][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.969030][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2025/12/04 20:43:16 executed programs: 0 [ 83.804648][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 83.813928][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 83.822331][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 83.833309][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 83.841852][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.008762][ T5949] chnl_net:caif_netlink_parms(): no params data found [ 84.079928][ T5949] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.087154][ T5949] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.094282][ T5949] bridge_slave_0: entered allmulticast mode [ 84.101647][ T5949] bridge_slave_0: entered promiscuous mode [ 84.109952][ T5949] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.117974][ T5949] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.125229][ T5949] bridge_slave_1: entered allmulticast mode [ 84.133279][ T5949] bridge_slave_1: entered promiscuous mode [ 84.167040][ T5949] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.178770][ T5949] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.218403][ T5949] team0: Port device team_slave_0 added [ 84.226280][ T5949] team0: Port device team_slave_1 added [ 84.255233][ T5949] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.262383][ T5949] 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. [ 84.289070][ T5949] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.303919][ T5949] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.311319][ T5949] 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. [ 84.338370][ T5949] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.385049][ T5949] hsr_slave_0: entered promiscuous mode [ 84.391612][ T5949] hsr_slave_1: entered promiscuous mode [ 84.398166][ T5949] debugfs: 'hsr0' already exists in 'hsr' [ 84.404147][ T5949] Cannot create hsr debugfs directory [ 85.623997][ T12] bridge_slave_1: left allmulticast mode [ 85.631223][ T12] bridge_slave_1: left promiscuous mode [ 85.638984][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.650608][ T12] bridge_slave_0: left allmulticast mode [ 85.657298][ T12] bridge_slave_0: left promiscuous mode [ 85.663566][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.877672][ T52] Bluetooth: hci0: command tx timeout [ 85.944470][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 85.956762][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 85.967829][ T12] bond0 (unregistering): Released all slaves [ 86.078500][ T12] hsr_slave_0: left promiscuous mode [ 86.084856][ T12] hsr_slave_1: left promiscuous mode [ 86.091815][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 86.100233][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 86.110280][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 86.124467][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 86.152653][ T12] veth1_macvtap: left promiscuous mode [ 86.158605][ T12] veth0_macvtap: left promiscuous mode [ 86.164559][ T12] veth1_vlan: left promiscuous mode [ 86.172830][ T12] veth0_vlan: left promiscuous mode [ 86.639180][ T12] team0 (unregistering): Port device team_slave_1 removed [ 86.665779][ T12] team0 (unregistering): Port device team_slave_0 removed [ 86.779316][ T106] cfg80211: failed to load regulatory.db [ 87.144184][ T5949] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.159345][ T5949] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.172122][ T5949] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.194645][ T5949] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.583379][ T5949] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.624807][ T5949] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.647762][ T3867] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.654936][ T3867] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.681243][ T3456] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.689856][ T3456] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.943567][ T5949] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 87.956681][ T52] Bluetooth: hci0: command tx timeout [ 88.000674][ T5949] veth0_vlan: entered promiscuous mode [ 88.013482][ T5949] veth1_vlan: entered promiscuous mode [ 88.047973][ T5949] veth0_macvtap: entered promiscuous mode [ 88.059212][ T5949] veth1_macvtap: entered promiscuous mode [ 88.077322][ T5949] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.093671][ T5949] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.106600][ T3867] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.117517][ T3867] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.131572][ T3867] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.142309][ T3867] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.208230][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.216404][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.247168][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.257036][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.305927][ T5997] [ 88.308290][ T5997] ============================================ [ 88.314527][ T5997] WARNING: possible recursive locking detected [ 88.322130][ T5997] syzkaller #0 Not tainted [ 88.327218][ T5997] -------------------------------------------- [ 88.334328][ T5997] syz.0.17/5997 is trying to acquire lock: [ 88.340801][ T5997] ffff88803021dee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: ipv6_sock_mc_close+0xd3/0x140 [ 88.351287][ T5997] [ 88.351287][ T5997] but task is already holding lock: [ 88.359339][ T5997] ffff88803021d5a0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 [ 88.369266][ T5997] [ 88.369266][ T5997] other info that might help us debug this: [ 88.377333][ T5997] Possible unsafe locking scenario: [ 88.377333][ T5997] [ 88.385169][ T5997] CPU0 [ 88.388470][ T5997] ---- [ 88.391752][ T5997] lock(sk_lock-AF_INET6); [ 88.396805][ T5997] lock(sk_lock-AF_INET6); [ 88.401397][ T5997] [ 88.401397][ T5997] *** DEADLOCK *** [ 88.401397][ T5997] [ 88.409697][ T5997] May be due to missing lock nesting notation [ 88.409697][ T5997] [ 88.418011][ T5997] 1 lock held by syz.0.17/5997: [ 88.422850][ T5997] #0: ffff88803021d5a0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 [ 88.432686][ T5997] [ 88.432686][ T5997] stack backtrace: [ 88.438598][ T5997] CPU: 1 UID: 0 PID: 5997 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 88.438618][ T5997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 88.438632][ T5997] Call Trace: [ 88.438639][ T5997] [ 88.438646][ T5997] dump_stack_lvl+0x189/0x250 [ 88.438666][ T5997] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.438679][ T5997] ? __pfx__printk+0x10/0x10 [ 88.438693][ T5997] ? __pfx_hlock_conflict+0x10/0x10 [ 88.438708][ T5997] ? print_lock_name+0xde/0x100 [ 88.438724][ T5997] print_deadlock_bug+0x279/0x290 [ 88.438738][ T5997] __lock_acquire+0x2540/0x2cf0 [ 88.438756][ T5997] ? ipv6_sock_mc_close+0xd3/0x140 [ 88.438772][ T5997] lock_acquire+0x117/0x340 [ 88.438782][ T5997] ? ipv6_sock_mc_close+0xd3/0x140 [ 88.438801][ T5997] lock_sock_nested+0x48/0x100 [ 88.438815][ T5997] ? ipv6_sock_mc_close+0xd3/0x140 [ 88.438831][ T5997] ipv6_sock_mc_close+0xd3/0x140 [ 88.438847][ T5997] inet6_release+0x47/0x70 [ 88.438861][ T5997] sock_release+0x85/0x150 [ 88.438875][ T5997] sctp_getsockopt_peeloff_common+0x56b/0x770 [ 88.438894][ T5997] ? __pfx_sctp_getsockopt_peeloff_common+0x10/0x10 [ 88.438912][ T5997] sctp_getsockopt_peeloff_flags+0x13b/0x230 [ 88.438926][ T5997] ? __pfx_sctp_getsockopt_peeloff_flags+0x10/0x10 [ 88.438941][ T5997] sctp_getsockopt+0x3ab/0xb60 [ 88.438955][ T5997] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 88.438970][ T5997] do_sock_getsockopt+0x2b4/0x3d0 [ 88.438988][ T5997] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 88.439004][ T5997] ? do_syscall_64+0x80/0xf80 [ 88.439019][ T5997] ? __se_sys_futex+0x36f/0x400 [ 88.439033][ T5997] __x64_sys_getsockopt+0x1a5/0x250 [ 88.439049][ T5997] ? do_syscall_64+0x80/0xf80 [ 88.439064][ T5997] ? do_syscall_64+0x80/0xf80 [ 88.439079][ T5997] do_syscall_64+0xfa/0xf80 [ 88.439099][ T5997] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.439111][ T5997] ? clear_bhb_loop+0x60/0xb0 [ 88.439125][ T5997] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.439137][ T5997] RIP: 0033:0x7f8a4018f749 [ 88.439154][ T5997] 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 [ 88.439164][ T5997] RSP: 002b:00007ffc8290fbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 88.439178][ T5997] RAX: ffffffffffffffda RBX: 00007f8a403e5fa0 RCX: 00007f8a4018f749 [ 88.439188][ T5997] RDX: 000000000000007a RSI: 0000000000000084 RDI: 0000000000000003 [ 88.439195][ T5997] RBP: 00007f8a40213f91 R08: 0000200000000040 R09: 0000000000000000 [ 88.439203][ T5997] R10: 0000200000000340 R11: 0000000000000246 R12: 0000000000000000 [ 88.439211][ T5997] R13: 00007f8a403e5fa0 R14: 00007f8a403e5fa0 R15: 0000000000000005 [ 88.439223][ T5997]