Warning: Permanently added '10.128.0.50' (ED25519) to the list of known hosts. 2025/10/20 11:38:52 parsed 1 programs 2025/10/20 11:38:52 executed programs: 0 [ 108.683158][ T6018] cgroup: Unknown subsys name 'cpuset' [ 109.753898][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 109.761902][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 109.769723][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 109.777969][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 109.786843][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 109.939605][ T6018] chnl_net:caif_netlink_parms(): no params data found [ 110.030764][ T6018] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.038048][ T6018] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.045188][ T6018] bridge_slave_0: entered allmulticast mode [ 110.052971][ T6018] bridge_slave_0: entered promiscuous mode [ 110.061909][ T6018] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.069221][ T6018] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.076554][ T6018] bridge_slave_1: entered allmulticast mode [ 110.084191][ T6018] bridge_slave_1: entered promiscuous mode [ 110.122654][ T6018] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 110.135057][ T6018] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 110.174228][ T6018] team0: Port device team_slave_0 added [ 110.184905][ T6018] team0: Port device team_slave_1 added [ 110.219220][ T6018] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 110.226248][ T6018] 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. [ 110.252848][ T6018] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 110.266001][ T6018] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 110.273133][ T6018] 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. [ 110.300083][ T6018] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 110.346979][ T6018] hsr_slave_0: entered promiscuous mode [ 110.353615][ T6018] hsr_slave_1: entered promiscuous mode [ 110.491556][ T6018] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.498761][ T6018] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.506510][ T6018] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.513614][ T6018] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.572777][ T6018] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.591329][ T60] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.599792][ T60] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.616640][ T6018] 8021q: adding VLAN 0 to HW filter on device team0 [ 110.631434][ T3519] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.638736][ T3519] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.654120][ T60] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.661395][ T60] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.732465][ T6018] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 111.172624][ T6018] veth0_vlan: entered promiscuous mode [ 111.184503][ T6018] veth1_vlan: entered promiscuous mode [ 111.217194][ T6018] veth0_macvtap: entered promiscuous mode [ 111.227415][ T6018] veth1_macvtap: entered promiscuous mode [ 111.248645][ T6018] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 111.263131][ T6018] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 111.836212][ T5142] Bluetooth: hci0: command tx timeout [ 112.168907][ T3519] [ 112.171468][ T3519] ============================================ [ 112.177835][ T3519] WARNING: possible recursive locking detected [ 112.184053][ T3519] syzkaller #0 Not tainted [ 112.188447][ T3519] -------------------------------------------- [ 112.194632][ T3519] kworker/u8:8/3519 is trying to acquire lock: [ 112.200769][ T3519] ffffe8ffffd3a330 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x707/0xb80 [ 112.210222][ T3519] [ 112.210222][ T3519] but task is already holding lock: [ 112.217621][ T3519] ffffe8ffffd3a380 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x590/0xb80 [ 112.226873][ T3519] [ 112.226873][ T3519] other info that might help us debug this: [ 112.234918][ T3519] Possible unsafe locking scenario: [ 112.234918][ T3519] [ 112.242360][ T3519] CPU0 [ 112.245630][ T3519] ---- [ 112.248898][ T3519] lock(&pd_list->lock); [ 112.253216][ T3519] lock(&pd_list->lock); [ 112.257540][ T3519] [ 112.257540][ T3519] *** DEADLOCK *** [ 112.257540][ T3519] [ 112.265670][ T3519] May be due to missing lock nesting notation [ 112.265670][ T3519] [ 112.273970][ T3519] 3 locks held by kworker/u8:8/3519: [ 112.279232][ T3519] #0: ffff8881462ee148 ((wq_completion)pencrypt_parallel){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 112.291333][ T3519] #1: ffffc9000c297ba0 ((work_completion)(&pw->pw_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 112.303391][ T3519] #2: ffffe8ffffd3a380 (&pd_list->lock){+...}-{3:3}, at: padata_do_serial+0x590/0xb80 [ 112.313644][ T3519] [ 112.313644][ T3519] stack backtrace: [ 112.319721][ T3519] CPU: 0 UID: 0 PID: 3519 Comm: kworker/u8:8 Not tainted syzkaller #0 PREEMPT(full) [ 112.319743][ T3519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 112.319757][ T3519] Workqueue: pencrypt_parallel padata_parallel_worker [ 112.319780][ T3519] Call Trace: [ 112.319797][ T3519] [ 112.319805][ T3519] dump_stack_lvl+0x189/0x250 [ 112.319826][ T3519] ? __pfx_dump_stack_lvl+0x10/0x10 [ 112.319844][ T3519] ? __pfx__printk+0x10/0x10 [ 112.319862][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.319883][ T3519] ? print_lock_name+0xde/0x100 [ 112.319901][ T3519] print_deadlock_bug+0x28b/0x2a0 [ 112.319929][ T3519] validate_chain+0x1a3f/0x2140 [ 112.319957][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.319978][ T3519] ? __queue_work+0x102/0xfb0 [ 112.320003][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.320023][ T3519] ? look_up_lock_class+0x74/0x170 [ 112.320054][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.320079][ T3519] ? register_lock_class+0x51/0x320 [ 112.320106][ T3519] __lock_acquire+0xab9/0xd20 [ 112.320131][ T3519] ? padata_do_serial+0x707/0xb80 [ 112.320146][ T3519] lock_acquire+0x120/0x360 [ 112.320167][ T3519] ? padata_do_serial+0x707/0xb80 [ 112.320196][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.320220][ T3519] _raw_spin_lock+0x2e/0x40 [ 112.320247][ T3519] ? padata_do_serial+0x707/0xb80 [ 112.320263][ T3519] padata_do_serial+0x707/0xb80 [ 112.320284][ T3519] ? padata_parallel_worker+0x44/0x1d0 [ 112.320300][ T3519] padata_parallel_worker+0x75/0x1d0 [ 112.320316][ T3519] ? process_scheduled_works+0x9ef/0x17b0 [ 112.320341][ T3519] process_scheduled_works+0xae1/0x17b0 [ 112.320377][ T3519] ? __pfx_process_scheduled_works+0x10/0x10 [ 112.320404][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.320428][ T3519] worker_thread+0x8a0/0xda0 [ 112.320453][ T3519] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 112.320484][ T3519] ? __kthread_parkme+0x7b/0x200 [ 112.320514][ T3519] kthread+0x711/0x8a0 [ 112.320532][ T3519] ? __pfx_worker_thread+0x10/0x10 [ 112.320556][ T3519] ? __pfx_kthread+0x10/0x10 [ 112.320572][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.320593][ T3519] ? _raw_spin_unlock_irq+0x23/0x50 [ 112.320619][ T3519] ? srso_alias_return_thunk+0x5/0xfbef5 [ 112.320639][ T3519] ? lockdep_hardirqs_on+0x9c/0x150 [ 112.320655][ T3519] ? __pfx_kthread+0x10/0x10 [ 112.320672][ T3519] ret_from_fork+0x4bc/0x870 [ 112.320698][ T3519] ? __pfx_ret_from_fork+0x10/0x10 [ 112.320724][ T3519] ? __switch_to_asm+0x39/0x70 [ 112.320744][ T3519] ? __switch_to_asm+0x33/0x70 [ 112.320763][ T3519] ? __pfx_kthread+0x10/0x10 [ 112.320780][ T3519] ret_from_fork_asm+0x1a/0x30 [ 112.320814][ T3519] 2025/10/20 11:38:57 executed programs: 3 [ 113.905425][ T5142] Bluetooth: hci0: command tx timeout [ 115.985372][ T5142] Bluetooth: hci0: command tx timeout [ 118.065398][ T5142] Bluetooth: hci0: command tx timeout 2025/10/20 11:39:03 executed programs: 10