[ 86.812842][ T24] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.5' (ED25519) to the list of known hosts. 2025/09/08 00:35:32 parsed 1 programs 2025/09/08 00:35:33 executed programs: 0 [ 90.264936][ T6052] cgroup: Unknown subsys name 'cpuset' [ 91.297635][ T5869] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 91.305522][ T5869] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 91.314135][ T5869] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 91.323328][ T5869] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 91.331705][ T5869] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 91.448802][ T6052] chnl_net:caif_netlink_parms(): no params data found [ 91.514171][ T6052] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.521361][ T6052] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.528502][ T6052] bridge_slave_0: entered allmulticast mode [ 91.537298][ T6052] bridge_slave_0: entered promiscuous mode [ 91.545552][ T6052] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.553237][ T6052] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.560999][ T6052] bridge_slave_1: entered allmulticast mode [ 91.567998][ T6052] bridge_slave_1: entered promiscuous mode [ 91.596978][ T6052] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.608797][ T6052] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 91.639062][ T6052] team0: Port device team_slave_0 added [ 91.647513][ T6052] team0: Port device team_slave_1 added [ 91.675833][ T6052] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.682944][ T6052] 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. [ 91.710635][ T6052] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.722732][ T6052] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.729689][ T6052] 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. [ 91.756161][ T6052] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.793264][ T6052] hsr_slave_0: entered promiscuous mode [ 91.799448][ T6052] hsr_slave_1: entered promiscuous mode [ 91.902764][ T6052] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.909956][ T6052] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.917435][ T6052] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.924728][ T6052] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.972232][ T6052] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.988449][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.996843][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.014278][ T6052] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.028006][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.035179][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.047535][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.054733][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.117146][ T6052] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.442385][ T6052] veth0_vlan: entered promiscuous mode [ 92.455777][ T6052] veth1_vlan: entered promiscuous mode [ 92.481279][ T6052] veth0_macvtap: entered promiscuous mode [ 92.493616][ T6052] veth1_macvtap: entered promiscuous mode [ 92.508809][ T6052] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.524216][ T6052] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.370936][ T5182] Bluetooth: hci0: command tx timeout [ 93.402103][ T13] [ 93.404525][ T13] ============================================ [ 93.410684][ T13] WARNING: possible recursive locking detected [ 93.416827][ T13] syzkaller #0 Not tainted [ 93.421217][ T13] -------------------------------------------- [ 93.427339][ T13] kworker/u8:1/13 is trying to acquire lock: [ 93.433290][ T13] ffffe8ffffd2f890 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x73e/0xb80 [ 93.443030][ T13] [ 93.443030][ T13] but task is already holding lock: [ 93.450370][ T13] ffffe8ffffd2f8e0 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x5b5/0xb80 [ 93.459704][ T13] [ 93.459704][ T13] other info that might help us debug this: [ 93.467748][ T13] Possible unsafe locking scenario: [ 93.467748][ T13] [ 93.475179][ T13] CPU0 [ 93.478445][ T13] ---- [ 93.481743][ T13] lock(&pd_list->lock); [ 93.486348][ T13] lock(&pd_list->lock); [ 93.490673][ T13] [ 93.490673][ T13] *** DEADLOCK *** [ 93.490673][ T13] [ 93.498805][ T13] May be due to missing lock nesting notation [ 93.498805][ T13] [ 93.507112][ T13] 3 locks held by kworker/u8:1/13: [ 93.512284][ T13] #0: ffff88801eb1c148 ((wq_completion)pencrypt_parallel){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 93.524189][ T13] #1: ffffc90000127bc0 ((work_completion)(&pw->pw_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 93.536011][ T13] #2: ffffe8ffffd2f8e0 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x5b5/0xb80 [ 93.545699][ T13] [ 93.545699][ T13] stack backtrace: [ 93.551586][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT(full) [ 93.551598][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 93.551605][ T13] Workqueue: pencrypt_parallel padata_parallel_worker [ 93.551628][ T13] Call Trace: [ 93.551635][ T13] [ 93.551640][ T13] dump_stack_lvl+0x189/0x250 [ 93.551654][ T13] ? __pfx_dump_stack_lvl+0x10/0x10 [ 93.551665][ T13] ? __pfx__printk+0x10/0x10 [ 93.551678][ T13] ? print_lock_name+0xde/0x100 [ 93.551691][ T13] print_deadlock_bug+0x28b/0x2a0 [ 93.551702][ T13] validate_chain+0x1a3f/0x2140 [ 93.551713][ T13] ? __queue_work+0x102/0xfb0 [ 93.551722][ T13] ? look_up_lock_class+0x74/0x170 [ 93.551736][ T13] ? register_lock_class+0x51/0x320 [ 93.551749][ T13] ? __queue_work+0xc56/0xfb0 [ 93.551759][ T13] __lock_acquire+0xab9/0xd20 [ 93.551773][ T13] ? padata_do_serial+0x73e/0xb80 [ 93.551785][ T13] lock_acquire+0x120/0x360 [ 93.551798][ T13] ? padata_do_serial+0x73e/0xb80 [ 93.551810][ T13] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 93.551822][ T13] _raw_spin_lock+0x2e/0x40 [ 93.551837][ T13] ? padata_do_serial+0x73e/0xb80 [ 93.551848][ T13] padata_do_serial+0x73e/0xb80 [ 93.551862][ T13] ? padata_parallel_worker+0x44/0x1d0 [ 93.551874][ T13] padata_parallel_worker+0x72/0x1d0 [ 93.551886][ T13] ? process_scheduled_works+0x9ef/0x17b0 [ 93.551896][ T13] process_scheduled_works+0xae1/0x17b0 [ 93.551909][ T13] ? __pfx_process_scheduled_works+0x10/0x10 [ 93.551920][ T13] worker_thread+0x8a0/0xda0 [ 93.551934][ T13] kthread+0x70e/0x8a0 [ 93.551946][ T13] ? __pfx_worker_thread+0x10/0x10 [ 93.551955][ T13] ? __pfx_kthread+0x10/0x10 [ 93.551966][ T13] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.551979][ T13] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.551988][ T13] ? __pfx_kthread+0x10/0x10 [ 93.551998][ T13] ret_from_fork+0x3fc/0x770 [ 93.552008][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 93.552018][ T13] ? __switch_to_asm+0x39/0x70 [ 93.552030][ T13] ? __switch_to_asm+0x33/0x70 [ 93.552041][ T13] ? __pfx_kthread+0x10/0x10 [ 93.552052][ T13] ret_from_fork_asm+0x1a/0x30 [ 93.552067][ T13] [ 95.459937][ T5182] Bluetooth: hci0: command tx timeout 2025/09/08 00:35:39 executed programs: 2 [ 97.530195][ T5182] Bluetooth: hci0: command tx timeout [ 99.609885][ T5182] Bluetooth: hci0: command tx timeout 2025/09/08 00:35:45 executed programs: 4