[ 86.701214][ T43] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.107' (ED25519) to the list of known hosts. 2025/09/21 22:53:44 parsed 1 programs 2025/09/21 22:53:45 executed programs: 0 [ 89.922367][ T6061] cgroup: Unknown subsys name 'cpuset' [ 90.939143][ T5873] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 90.947068][ T5873] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 90.954908][ T5873] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 90.963489][ T5873] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 90.971446][ T5873] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 91.078517][ T6061] chnl_net:caif_netlink_parms(): no params data found [ 91.140585][ T6061] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.148050][ T6061] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.155965][ T6061] bridge_slave_0: entered allmulticast mode [ 91.162872][ T6061] bridge_slave_0: entered promiscuous mode [ 91.171066][ T6061] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.178215][ T6061] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.185520][ T6061] bridge_slave_1: entered allmulticast mode [ 91.192443][ T6061] bridge_slave_1: entered promiscuous mode [ 91.219129][ T6061] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.231617][ T6061] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 91.261217][ T6061] team0: Port device team_slave_0 added [ 91.268684][ T6061] team0: Port device team_slave_1 added [ 91.296240][ T6061] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.303204][ T6061] 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 1560 would solve the problem. [ 91.329091][ T6061] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.340852][ T6061] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.347833][ T6061] 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 1560 would solve the problem. [ 91.373848][ T6061] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.409350][ T6061] hsr_slave_0: entered promiscuous mode [ 91.415747][ T6061] hsr_slave_1: entered promiscuous mode [ 91.515184][ T6061] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.522387][ T6061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.529835][ T6061] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.536952][ T6061] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.583078][ T6061] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.600037][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.608666][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.622856][ T6061] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.636171][ T1041] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.643242][ T1041] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.656325][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.663451][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.722760][ T6061] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.035759][ T6061] veth0_vlan: entered promiscuous mode [ 92.047689][ T6061] veth1_vlan: entered promiscuous mode [ 92.073491][ T6061] veth0_macvtap: entered promiscuous mode [ 92.083437][ T6061] veth1_macvtap: entered promiscuous mode [ 92.100843][ T6061] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.115908][ T6061] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.991644][ T12] [ 92.994011][ T12] ============================================ [ 93.000152][ T12] WARNING: possible recursive locking detected [ 93.006287][ T12] syzkaller #0 Not tainted [ 93.010677][ T12] -------------------------------------------- [ 93.016804][ T12] kworker/u8:0/12 is trying to acquire lock: [ 93.022752][ T12] ffffe8ffffd2f860 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x73e/0xb80 [ 93.031977][ T12] [ 93.031977][ T12] but task is already holding lock: [ 93.039319][ T12] ffffe8ffffd2f8b0 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x5b5/0xb80 [ 93.048548][ T12] [ 93.048548][ T12] other info that might help us debug this: [ 93.056594][ T12] Possible unsafe locking scenario: [ 93.056594][ T12] [ 93.064019][ T12] CPU0 [ 93.067300][ T12] ---- [ 93.070728][ T12] lock(&pd_list->lock); [ 93.075029][ T12] lock(&pd_list->lock); [ 93.079337][ T12] [ 93.079337][ T12] *** DEADLOCK *** [ 93.079337][ T12] [ 93.087452][ T12] May be due to missing lock nesting notation [ 93.087452][ T12] [ 93.095750][ T12] 3 locks held by kworker/u8:0/12: [ 93.100829][ T12] #0: ffff88801e704148 ((wq_completion)pencrypt_parallel){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 93.112725][ T12] #1: ffffc90000117bc0 ((work_completion)(&pw->pw_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 93.124534][ T12] #2: ffffe8ffffd2f8b0 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x5b5/0xb80 [ 93.134167][ T12] [ 93.134167][ T12] stack backtrace: [ 93.140060][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 PREEMPT(full) [ 93.140073][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 93.140080][ T12] Workqueue: pencrypt_parallel padata_parallel_worker [ 93.140100][ T12] Call Trace: [ 93.140106][ T12] [ 93.140111][ T12] dump_stack_lvl+0x189/0x250 [ 93.140125][ T12] ? __pfx_dump_stack_lvl+0x10/0x10 [ 93.140135][ T12] ? __pfx__printk+0x10/0x10 [ 93.140149][ T12] ? print_lock_name+0xde/0x100 [ 93.140161][ T12] print_deadlock_bug+0x28b/0x2a0 [ 93.140171][ T12] validate_chain+0x1a3f/0x2140 [ 93.140182][ T12] ? __queue_work+0x102/0xfb0 [ 93.140191][ T12] ? look_up_lock_class+0x74/0x170 [ 93.140205][ T12] ? register_lock_class+0x51/0x320 [ 93.140218][ T12] ? __queue_work+0xc56/0xfb0 [ 93.140227][ T12] __lock_acquire+0xab9/0xd20 [ 93.140242][ T12] ? padata_do_serial+0x73e/0xb80 [ 93.140253][ T12] lock_acquire+0x120/0x360 [ 93.140266][ T12] ? padata_do_serial+0x73e/0xb80 [ 93.140278][ T12] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 93.140291][ T12] _raw_spin_lock+0x2e/0x40 [ 93.140305][ T12] ? padata_do_serial+0x73e/0xb80 [ 93.140317][ T12] padata_do_serial+0x73e/0xb80 [ 93.140331][ T12] ? padata_parallel_worker+0x44/0x1d0 [ 93.140342][ T12] padata_parallel_worker+0x72/0x1d0 [ 93.140354][ T12] ? process_scheduled_works+0x9ef/0x17b0 [ 93.140363][ T12] process_scheduled_works+0xae1/0x17b0 [ 93.140377][ T12] ? __pfx_process_scheduled_works+0x10/0x10 [ 93.140388][ T12] worker_thread+0x8a0/0xda0 [ 93.140402][ T12] kthread+0x70e/0x8a0 [ 93.140414][ T12] ? __pfx_worker_thread+0x10/0x10 [ 93.140422][ T12] ? __pfx_kthread+0x10/0x10 [ 93.140433][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.140468][ T12] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.140477][ T12] ? __pfx_kthread+0x10/0x10 [ 93.140487][ T12] ret_from_fork+0x439/0x7d0 [ 93.140497][ T12] ? __pfx_ret_from_fork+0x10/0x10 [ 93.140507][ T12] ? __switch_to_asm+0x39/0x70 [ 93.140519][ T12] ? __switch_to_asm+0x33/0x70 [ 93.140530][ T12] ? __pfx_kthread+0x10/0x10 [ 93.140541][ T12] ret_from_fork_asm+0x1a/0x30 [ 93.140556][ T12] [ 93.380178][ T5873] Bluetooth: hci0: command tx timeout [ 95.424397][ T5873] Bluetooth: hci0: command tx timeout [ 97.494707][ T5873] Bluetooth: hci0: command tx timeout [ 99.574388][ T5873] Bluetooth: hci0: command tx timeout