[ 86.791375][ T981] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.92' (ED25519) to the list of known hosts. 2025/11/30 23:25:34 parsed 1 programs 2025/11/30 23:25:34 executed programs: 0 [ 92.040764][ T6022] cgroup: Unknown subsys name 'cpuset' [ 93.114351][ T5834] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 93.122670][ T5834] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 93.130697][ T5834] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 93.139902][ T5834] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 93.147725][ T5834] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 93.271352][ T6022] chnl_net:caif_netlink_parms(): no params data found [ 93.336740][ T6022] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.344071][ T6022] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.351299][ T6022] bridge_slave_0: entered allmulticast mode [ 93.358464][ T6022] bridge_slave_0: entered promiscuous mode [ 93.366217][ T6022] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.373563][ T6022] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.380842][ T6022] bridge_slave_1: entered allmulticast mode [ 93.387852][ T6022] bridge_slave_1: entered promiscuous mode [ 93.415630][ T6022] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.427269][ T6022] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.457185][ T6022] team0: Port device team_slave_0 added [ 93.465023][ T6022] team0: Port device team_slave_1 added [ 93.490841][ T6022] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.497790][ 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. [ 93.524540][ T6022] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.537643][ T6022] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.544670][ 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. [ 93.571541][ T6022] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.608520][ T6022] hsr_slave_0: entered promiscuous mode [ 93.614903][ T6022] hsr_slave_1: entered promiscuous mode [ 93.717654][ T6022] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.724897][ T6022] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.732494][ T6022] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.739716][ T6022] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.788308][ T6022] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.806002][ T3420] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.814430][ T3420] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.828588][ T6022] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.844102][ T3420] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.851243][ T3420] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.865976][ T1342] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.873291][ T1342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.935506][ T6022] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.238810][ T6022] veth0_vlan: entered promiscuous mode [ 94.250024][ T6022] veth1_vlan: entered promiscuous mode [ 94.275756][ T6022] veth0_macvtap: entered promiscuous mode [ 94.286548][ T6022] veth1_macvtap: entered promiscuous mode [ 94.303375][ T6022] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.319874][ T6022] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.189889][ T5147] Bluetooth: hci0: command tx timeout [ 95.287125][ T3420] [ 95.289504][ T3420] ============================================ [ 95.295664][ T3420] WARNING: possible recursive locking detected [ 95.302020][ T3420] syzkaller #0 Not tainted [ 95.306453][ T3420] -------------------------------------------- [ 95.312609][ T3420] kworker/u8:6/3420 is trying to acquire lock: [ 95.318850][ T3420] ffffe8ffffd3a638 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x707/0xb80 [ 95.328222][ T3420] [ 95.328222][ T3420] but task is already holding lock: [ 95.335924][ T3420] ffffe8ffffd3a688 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x590/0xb80 [ 95.346221][ T3420] [ 95.346221][ T3420] other info that might help us debug this: [ 95.354289][ T3420] Possible unsafe locking scenario: [ 95.354289][ T3420] [ 95.361735][ T3420] CPU0 [ 95.365001][ T3420] ---- [ 95.368261][ T3420] lock(&pd_list->lock); [ 95.372666][ T3420] lock(&pd_list->lock); [ 95.377078][ T3420] [ 95.377078][ T3420] *** DEADLOCK *** [ 95.377078][ T3420] [ 95.385377][ T3420] May be due to missing lock nesting notation [ 95.385377][ T3420] [ 95.393709][ T3420] 3 locks held by kworker/u8:6/3420: [ 95.399192][ T3420] #0: ffff88801f77a948 ((wq_completion)pencrypt_parallel){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 95.411126][ T3420] #1: ffffc9000c307ba0 ((work_completion)(&pw->pw_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 95.422964][ T3420] #2: ffffe8ffffd3a688 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x590/0xb80 [ 95.432642][ T3420] [ 95.432642][ T3420] stack backtrace: [ 95.438543][ T3420] CPU: 1 UID: 0 PID: 3420 Comm: kworker/u8:6 Not tainted syzkaller #0 PREEMPT(full) [ 95.438560][ T3420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 95.438570][ T3420] Workqueue: pencrypt_parallel padata_parallel_worker [ 95.438600][ T3420] Call Trace: [ 95.438608][ T3420] [ 95.438615][ T3420] dump_stack_lvl+0x189/0x250 [ 95.438635][ T3420] ? __pfx_dump_stack_lvl+0x10/0x10 [ 95.438652][ T3420] ? __pfx__printk+0x10/0x10 [ 95.438666][ T3420] ? print_lock_name+0xde/0x100 [ 95.438679][ T3420] print_deadlock_bug+0x28b/0x2a0 [ 95.438696][ T3420] validate_chain+0x1a3f/0x2140 [ 95.438713][ T3420] ? __queue_work+0x102/0xfb0 [ 95.438729][ T3420] ? __queue_work+0xc56/0xfb0 [ 95.438744][ T3420] __lock_acquire+0xab9/0xd20 [ 95.438758][ T3420] ? padata_do_serial+0x707/0xb80 [ 95.438773][ T3420] lock_acquire+0x120/0x360 [ 95.438785][ T3420] ? padata_do_serial+0x707/0xb80 [ 95.438804][ T3420] _raw_spin_lock+0x2e/0x40 [ 95.438825][ T3420] ? padata_do_serial+0x707/0xb80 [ 95.438846][ T3420] padata_do_serial+0x707/0xb80 [ 95.438865][ T3420] ? padata_parallel_worker+0x44/0x1d0 [ 95.438880][ T3420] padata_parallel_worker+0x75/0x1d0 [ 95.438896][ T3420] ? process_scheduled_works+0x9ef/0x17b0 [ 95.438910][ T3420] process_scheduled_works+0xae1/0x17b0 [ 95.438932][ T3420] ? __pfx_process_scheduled_works+0x10/0x10 [ 95.438953][ T3420] worker_thread+0x8a0/0xda0 [ 95.438968][ T3420] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 95.438989][ T3420] ? __kthread_parkme+0x7b/0x200 [ 95.439009][ T3420] kthread+0x711/0x8a0 [ 95.439027][ T3420] ? __pfx_worker_thread+0x10/0x10 [ 95.439040][ T3420] ? __pfx_kthread+0x10/0x10 [ 95.439057][ T3420] ? _raw_spin_unlock_irq+0x23/0x50 [ 95.439085][ T3420] ? lockdep_hardirqs_on+0x9c/0x150 [ 95.439103][ T3420] ? __pfx_kthread+0x10/0x10 [ 95.439124][ T3420] ret_from_fork+0x4bc/0x870 [ 95.439138][ T3420] ? __pfx_ret_from_fork+0x10/0x10 [ 95.439152][ T3420] ? __switch_to_asm+0x39/0x70 [ 95.439163][ T3420] ? __switch_to_asm+0x33/0x70 [ 95.439173][ T3420] ? __pfx_kthread+0x10/0x10 [ 95.439189][ T3420] ret_from_fork_asm+0x1a/0x30 [ 95.439206][ T3420] [ 97.269079][ T5147] Bluetooth: hci0: command tx timeout 2025/11/30 23:25:39 executed programs: 4 [ 99.349344][ T5147] Bluetooth: hci0: command tx timeout [ 101.429018][ T5147] Bluetooth: hci0: command tx timeout 2025/11/30 23:25:45 executed programs: 11