[ 86.803153][ T43] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.151' (ED25519) to the list of known hosts. 2025/10/20 06:55:23 parsed 1 programs 2025/10/20 06:55:23 executed programs: 0 [ 91.160575][ T6022] cgroup: Unknown subsys name 'cpuset' [ 92.246610][ T5837] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 92.254614][ T5837] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 92.262518][ T5837] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 92.272448][ T5837] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 92.280523][ T5837] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.397960][ T6022] chnl_net:caif_netlink_parms(): no params data found [ 92.464366][ T6022] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.471792][ T6022] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.479315][ T6022] bridge_slave_0: entered allmulticast mode [ 92.486610][ T6022] bridge_slave_0: entered promiscuous mode [ 92.496093][ T6022] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.503424][ T6022] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.510662][ T6022] bridge_slave_1: entered allmulticast mode [ 92.517685][ T6022] bridge_slave_1: entered promiscuous mode [ 92.547765][ T6022] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.559492][ T6022] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.591010][ T6022] team0: Port device team_slave_0 added [ 92.598946][ T6022] team0: Port device team_slave_1 added [ 92.625303][ T6022] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 92.632683][ T6022] 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. [ 92.658710][ T6022] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 92.671488][ T6022] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 92.678525][ T6022] 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. [ 92.704656][ T6022] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 92.742398][ T6022] hsr_slave_0: entered promiscuous mode [ 92.748728][ T6022] hsr_slave_1: entered promiscuous mode [ 92.853791][ T6022] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.860965][ T6022] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.868307][ T6022] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.875543][ T6022] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.925947][ T6022] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.942893][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.953120][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.967446][ T6022] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.981623][ T3542] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.988725][ T3542] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.002970][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.010198][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.075925][ T6022] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.383092][ T6022] veth0_vlan: entered promiscuous mode [ 93.393954][ T6022] veth1_vlan: entered promiscuous mode [ 93.421050][ T6022] veth0_macvtap: entered promiscuous mode [ 93.431292][ T6022] veth1_macvtap: entered promiscuous mode [ 93.453358][ T6022] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.468046][ T6022] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.321317][ T5150] Bluetooth: hci0: command tx timeout [ 94.360806][ T36] [ 94.363157][ T36] ============================================ [ 94.369282][ T36] WARNING: possible recursive locking detected [ 94.375418][ T36] syzkaller #0 Not tainted [ 94.379912][ T36] -------------------------------------------- [ 94.386054][ T36] kworker/u8:2/36 is trying to acquire lock: [ 94.392017][ T36] ffffe8ffffd3a6a0 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x707/0xb80 [ 94.401259][ T36] [ 94.401259][ T36] but task is already holding lock: [ 94.408604][ T36] ffffe8ffffd3a6f0 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x590/0xb80 [ 94.417859][ T36] [ 94.417859][ T36] other info that might help us debug this: [ 94.425979][ T36] Possible unsafe locking scenario: [ 94.425979][ T36] [ 94.433453][ T36] CPU0 [ 94.436710][ T36] ---- [ 94.439964][ T36] lock(&pd_list->lock); [ 94.444277][ T36] lock(&pd_list->lock); [ 94.448582][ T36] [ 94.448582][ T36] *** DEADLOCK *** [ 94.448582][ T36] [ 94.456715][ T36] May be due to missing lock nesting notation [ 94.456715][ T36] [ 94.465098][ T36] 3 locks held by kworker/u8:2/36: [ 94.470185][ T36] #0: ffff888146efd148 ((wq_completion)pencrypt_parallel){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 94.482093][ T36] #1: ffffc90000ac7ba0 ((work_completion)(&pw->pw_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 94.493991][ T36] #2: ffffe8ffffd3a6f0 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x590/0xb80 [ 94.503726][ T36] [ 94.503726][ T36] stack backtrace: [ 94.509886][ T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT(full) [ 94.509898][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 94.509906][ T36] Workqueue: pencrypt_parallel padata_parallel_worker [ 94.509924][ T36] Call Trace: [ 94.509931][ T36] [ 94.509936][ T36] dump_stack_lvl+0x189/0x250 [ 94.509949][ T36] ? __pfx_dump_stack_lvl+0x10/0x10 [ 94.509958][ T36] ? __pfx__printk+0x10/0x10 [ 94.509968][ T36] ? print_lock_name+0xde/0x100 [ 94.509991][ T36] print_deadlock_bug+0x28b/0x2a0 [ 94.510001][ T36] validate_chain+0x1a3f/0x2140 [ 94.510011][ T36] ? __queue_work+0x102/0xfb0 [ 94.510020][ T36] ? look_up_lock_class+0x74/0x170 [ 94.510037][ T36] ? register_lock_class+0x51/0x320 [ 94.510050][ T36] __lock_acquire+0xab9/0xd20 [ 94.510063][ T36] ? padata_do_serial+0x707/0xb80 [ 94.510071][ T36] lock_acquire+0x120/0x360 [ 94.510083][ T36] ? padata_do_serial+0x707/0xb80 [ 94.510094][ T36] _raw_spin_lock+0x2e/0x40 [ 94.510106][ T36] ? padata_do_serial+0x707/0xb80 [ 94.510115][ T36] padata_do_serial+0x707/0xb80 [ 94.510129][ T36] ? padata_parallel_worker+0x44/0x1d0 [ 94.510142][ T36] padata_parallel_worker+0x75/0x1d0 [ 94.510154][ T36] ? process_scheduled_works+0x9ef/0x17b0 [ 94.510172][ T36] process_scheduled_works+0xae1/0x17b0 [ 94.510197][ T36] ? __pfx_process_scheduled_works+0x10/0x10 [ 94.510218][ T36] worker_thread+0x8a0/0xda0 [ 94.510242][ T36] kthread+0x711/0x8a0 [ 94.510256][ T36] ? __pfx_worker_thread+0x10/0x10 [ 94.510272][ T36] ? __pfx_kthread+0x10/0x10 [ 94.510285][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 94.510300][ T36] ? lockdep_hardirqs_on+0x9c/0x150 [ 94.510315][ T36] ? __pfx_kthread+0x10/0x10 [ 94.510327][ T36] ret_from_fork+0x4bc/0x870 [ 94.510344][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 94.510361][ T36] ? __switch_to_asm+0x39/0x70 [ 94.510374][ T36] ? __switch_to_asm+0x33/0x70 [ 94.510387][ T36] ? __pfx_kthread+0x10/0x10 [ 94.510400][ T36] ret_from_fork_asm+0x1a/0x30 [ 94.510418][ T36] [ 96.400255][ T5150] Bluetooth: hci0: command tx timeout 2025/10/20 06:55:28 executed programs: 4 [ 98.480844][ T5150] Bluetooth: hci0: command tx timeout [ 100.560255][ T5150] Bluetooth: hci0: command tx timeout 2025/10/20 06:55:34 executed programs: 11