[ 482.706391][ T401] ------------[ cut here ]------------
[ 482.712347][ T401] ODEBUG: free active (active state 0) object: ffff88807bda9460 object type: timer_list hint: hci_devcd_timeout+0x0/0x2e0
[ 482.726779][ T401] WARNING: lib/debugobjects.c:612 at debug_print_object+0x18e/0x2a0, CPU#1: syz-executor/401
[ 482.738696][ T401] Modules linked in:
[ 482.743656][ T401] CPU: 1 UID: 0 PID: 401 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 482.757840][ T401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 482.772241][ T401] RIP: 0010:debug_print_object+0x19b/0x2a0
[ 482.779804][ T401] Code: b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 4f 48 8d 3d 52 ca d4 0b 41 56 48 8b 14 dd e0 44 fa 8b 4c 89 e6 <67> 48 0f b9 3a 58 83 05 3c 8c ca 0b 01 48 83 c4 18 5b 5d 41 5c 41
[ 482.802594][ T401] RSP: 0018:ffffc9000b7b7958 EFLAGS: 00010246
[ 482.809432][ T401] RAX: dffffc0000000000 RBX: 0000000000000003 RCX: 0000000000000000
[ 482.818119][ T401] RDX: ffffffff8bfa4420 RSI: ffffffff8bfa4040 RDI: ffffffff90c1e0c0
[ 482.826598][ T401] RBP: 0000000000000001 R08: ffff88807bda9460 R09: ffffffff8b92b820
[ 482.836099][ T401] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff8bfa4040
[ 482.844631][ T401] R13: ffffffff8b92b860 R14: ffffffff8a806580 R15: ffffc9000b7b7a58
[ 482.853307][ T401] FS: 0000000000000000(0000) GS:ffff8881246e3000(0000) knlGS:0000000000000000
[ 482.863028][ T401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 482.870801][ T401] CR2: 00007fc4feaf7e00 CR3: 000000000e392000 CR4: 00000000003526f0
[ 482.879581][ T401] Call Trace:
[ 482.883118][ T401]
[ 482.886417][ T401] ? __pfx_hci_devcd_timeout+0x10/0x10
[ 482.892026][ T401] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 482.898345][ T401] debug_check_no_obj_freed+0x4da/0x630
[ 482.904228][ T401] ? __pfx_debug_check_no_obj_freed+0x10/0x10
[ 482.910953][ T401] ? __page_table_check_zero+0x333/0x410
[ 482.917254][ T401] ? __page_table_check_zero+0x338/0x410
[ 482.923844][ T401] __free_frozen_pages+0x358/0x1130
[ 482.929658][ T401] hci_release_dev+0x4ef/0x630
[ 482.934721][ T401] ? __pfx_hci_release_dev+0x10/0x10
[ 482.941014][ T401] ? kfree+0x2a9/0x690
[ 482.945753][ T401] ? __pfx_devres_release_all+0x10/0x10
[ 482.951664][ T401] bt_host_release+0x6a/0xb0
[ 482.956639][ T401] ? __pfx_bt_host_release+0x10/0x10
[ 482.962295][ T401] device_release+0xa4/0x240
[ 482.968062][ T401] kobject_put+0x1f7/0x640
[ 482.972547][ T401] put_device+0x1f/0x30
[ 482.977029][ T401] vhci_release+0x185/0x230
[ 482.981671][ T401] ? __pfx_vhci_release+0x10/0x10
[ 482.986864][ T401] __fput+0x3ff/0xb40
[ 482.990974][ T401] task_work_run+0x150/0x240
[ 482.996763][ T401] ? __pfx_task_work_run+0x10/0x10
[ 483.002266][ T401] do_exit+0x829/0x2a30
[ 483.006570][ T401] ? do_raw_spin_lock+0x128/0x260
[ 483.011803][ T401] ? __pfx_do_exit+0x10/0x10
[ 483.016870][ T401] ? do_group_exit+0x1bd/0x2a0
[ 483.021874][ T401] ? do_group_exit+0x1bd/0x2a0
[ 483.026908][ T401] ? rcu_is_watching+0x12/0xc0
[ 483.032077][ T401] do_group_exit+0xd5/0x2a0
[ 483.036860][ T401] __x64_sys_exit_group+0x3e/0x50
[ 483.042019][ T401] x64_sys_call+0x14fd/0x1510
[ 483.047327][ T401] do_syscall_64+0xc9/0xf80
[ 483.052476][ T401] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 483.058905][ T401] RIP: 0033:0x7fc95f39a079
[ 483.063771][ T401] Code: Unable to access opcode bytes at 0x7fc95f39a04f.
[ 483.071621][ T401] RSP: 002b:00007ffff2bc96a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 483.080492][ T401] RAX: ffffffffffffffda RBX: 00007fc95f42d8e8 RCX: 00007fc95f39a079
[ 483.088886][ T401] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
[ 483.097436][ T401] RBP: 00007fc95f42d8fa R08: 0000000000000000 R09: 00000000000927c0
[ 483.105571][ T401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006
[ 483.113847][ T401] R13: 00000000000927c0 R14: 0000000000075bd2 R15: 00007ffff2bc9850
[ 483.122790][ T401]
[ 483.126122][ T401] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 483.134266][ T401] CPU: 1 UID: 0 PID: 401 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
[ 483.144086][ T401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[ 483.154979][ T401] Call Trace:
[ 483.158483][ T401]
[ 483.161702][ T401] dump_stack_lvl+0x100/0x190
[ 483.167104][ T401] vpanic+0x20d/0x630
[ 483.171486][ T401] panic+0xd1/0xd1
[ 483.175312][ T401] ? __pfx_panic+0x10/0x10
[ 483.180312][ T401] ? check_panic_on_warn+0x1f/0x90
[ 483.185680][ T401] check_panic_on_warn.cold+0x19/0x34
[ 483.191435][ T401] ? debug_print_object+0x18e/0x2a0
[ 483.196835][ T401] __warn.cold+0x191/0x2f8
[ 483.201536][ T401] __report_bug+0x296/0x3d0
[ 483.206061][ T401] ? debug_print_object+0x18e/0x2a0
[ 483.211535][ T401] ? __pfx___report_bug+0x10/0x10
[ 483.216764][ T401] ? bpf_ksym_find+0x124/0x1c0
[ 483.221818][ T401] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 483.228183][ T401] report_bug_entry+0xe1/0x290
[ 483.232982][ T401] ? debug_print_object+0x19b/0x2a0
[ 483.238483][ T401] handle_bug+0x1c9/0x2a0
[ 483.242938][ T401] exc_invalid_op+0x17/0x50
[ 483.247686][ T401] asm_exc_invalid_op+0x1a/0x20
[ 483.252969][ T401] RIP: 0010:debug_print_object+0x19b/0x2a0
[ 483.258905][ T401] Code: b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 4f 48 8d 3d 52 ca d4 0b 41 56 48 8b 14 dd e0 44 fa 8b 4c 89 e6 <67> 48 0f b9 3a 58 83 05 3c 8c ca 0b 01 48 83 c4 18 5b 5d 41 5c 41
[ 483.279059][ T401] RSP: 0018:ffffc9000b7b7958 EFLAGS: 00010246
[ 483.285315][ T401] RAX: dffffc0000000000 RBX: 0000000000000003 RCX: 0000000000000000
[ 483.293566][ T401] RDX: ffffffff8bfa4420 RSI: ffffffff8bfa4040 RDI: ffffffff90c1e0c0
[ 483.301994][ T401] RBP: 0000000000000001 R08: ffff88807bda9460 R09: ffffffff8b92b820
[ 483.310363][ T401] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff8bfa4040
[ 483.319043][ T401] R13: ffffffff8b92b860 R14: ffffffff8a806580 R15: ffffc9000b7b7a58
[ 483.327921][ T401] ? __pfx_hci_devcd_timeout+0x10/0x10
[ 483.334245][ T401] ? __pfx_hci_devcd_timeout+0x10/0x10
[ 483.339807][ T401] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 483.346343][ T401] debug_check_no_obj_freed+0x4da/0x630
[ 483.352121][ T401] ? __pfx_debug_check_no_obj_freed+0x10/0x10
[ 483.358225][ T401] ? __page_table_check_zero+0x333/0x410
[ 483.364586][ T401] ? __page_table_check_zero+0x338/0x410
[ 483.370350][ T401] __free_frozen_pages+0x358/0x1130
[ 483.375768][ T401] hci_release_dev+0x4ef/0x630
[ 483.380851][ T401] ? __pfx_hci_release_dev+0x10/0x10
[ 483.386425][ T401] ? kfree+0x2a9/0x690
[ 483.390690][ T401] ? __pfx_devres_release_all+0x10/0x10
[ 483.396349][ T401] bt_host_release+0x6a/0xb0
[ 483.401352][ T401] ? __pfx_bt_host_release+0x10/0x10
[ 483.406920][ T401] device_release+0xa4/0x240
[ 483.411959][ T401] kobject_put+0x1f7/0x640
[ 483.416584][ T401] put_device+0x1f/0x30
[ 483.420915][ T401] vhci_release+0x185/0x230
[ 483.425522][ T401] ? __pfx_vhci_release+0x10/0x10
[ 483.430753][ T401] __fput+0x3ff/0xb40
[ 483.435120][ T401] task_work_run+0x150/0x240
[ 483.440435][ T401] ? __pfx_task_work_run+0x10/0x10
[ 483.445962][ T401] do_exit+0x829/0x2a30
[ 483.450463][ T401] ? do_raw_spin_lock+0x128/0x260
[ 483.455883][ T401] ? __pfx_do_exit+0x10/0x10
[ 483.461056][ T401] ? do_group_exit+0x1bd/0x2a0
[ 483.465955][ T401] ? do_group_exit+0x1bd/0x2a0
[ 483.471036][ T401] ? rcu_is_watching+0x12/0xc0
[ 483.476100][ T401] do_group_exit+0xd5/0x2a0
[ 483.481282][ T401] __x64_sys_exit_group+0x3e/0x50
[ 483.486667][ T401] x64_sys_call+0x14fd/0x1510
[ 483.491572][ T401] do_syscall_64+0xc9/0xf80
[ 483.496129][ T401] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 483.502504][ T401] RIP: 0033:0x7fc95f39a079
[ 483.507355][ T401] Code: Unable to access opcode bytes at 0x7fc95f39a04f.
[ 483.514545][ T401] RSP: 002b:00007ffff2bc96a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 483.523856][ T401] RAX: ffffffffffffffda RBX: 00007fc95f42d8e8 RCX: 00007fc95f39a079
[ 483.532205][ T401] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
[ 483.540649][ T401] RBP: 00007fc95f42d8fa R08: 0000000000000000 R09: 00000000000927c0
[ 483.549079][ T401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006
[ 483.557762][ T401] R13: 00000000000927c0 R14: 0000000000075bd2 R15: 00007ffff2bc9850
[ 483.566450][ T401]
[ 483.570548][ T401] Kernel Offset: disabled
[ 483.575111][ T401] Rebooting in 86400 seconds..