Bluetooth: hci0: hardware error 0x00 ------------[ cut here ]------------ ida_free called for id=8192 which is not allocated. WARNING: CPU: 1 PID: 6284 at lib/idr.c:525 ida_free+0x2b8/0x378 lib/idr.c:525 Modules linked in: CPU: 1 PID: 6284 Comm: kworker/u9:2 Not tainted 6.10.0-rc6-syzkaller-g8a03d70c27fc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Workqueue: hci0 hci_error_reset pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ida_free+0x2b8/0x378 lib/idr.c:525 lr : ida_free+0x2b8/0x378 lib/idr.c:525 sp : ffff8000a84f7880 x29: ffff8000a84f7930 x28: 1ffff00012423c94 x27: 1ffff0001509ef14 x26: dfff800000000000 x25: ffff70001509ef10 x24: ffff0000dcee0008 x23: 0000000000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 0000000000002000 x19: ffff8000a84f78a0 x18: 0000000000000008 x17: 0000000000000000 x16: ffff800080338a18 x15: 0000000000000001 x14: 1fffe000367b1200 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : 485170144ee54c00 x8 : 485170144ee54c00 x7 : ffff80008b15291c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008b1f0460 x0 : ffff800124c7c000 Call trace: ida_free+0x2b8/0x378 lib/idr.c:525 hci_conn_cleanup net/bluetooth/hci_conn.c:156 [inline] hci_conn_del+0x5c4/0xaa0 net/bluetooth/hci_conn.c:1154 hci_conn_hash_flush+0x184/0x220 net/bluetooth/hci_conn.c:2585 hci_dev_close_sync+0x76c/0xec0 net/bluetooth/hci_sync.c:5062 hci_dev_do_close net/bluetooth/hci_core.c:556 [inline] hci_error_reset+0x108/0x35c net/bluetooth/hci_core.c:1087 process_one_work+0x79c/0x15b8 kernel/workqueue.c:3248 process_scheduled_works kernel/workqueue.c:3329 [inline] worker_thread+0x938/0xecc kernel/workqueue.c:3409 kthread+0x288/0x310 kernel/kthread.c:389 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 irq event stamp: 3438 hardirqs last enabled at (3437): [] raw_spin_rq_unlock_irq+0x14/0x24 kernel/sched/sched.h:1418 hardirqs last disabled at (3438): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470 softirqs last enabled at (3188): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (3188): [] handle_softirqs+0xa3c/0xbfc kernel/softirq.c:582 softirqs last disabled at (3179): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]--- Bluetooth: hci0: Opcode 0x0c03 failed: -110 Bluetooth: hci0: Opcode 0x206c failed: -110 Bluetooth: hci0: Opcode 0x2046 failed: -110