------------[ cut here ]------------ ida_free called for id=8192 which is not allocated. WARNING: CPU: 1 PID: 6377 at lib/idr.c:525 ida_free+0x2b8/0x378 lib/idr.c:525 Modules linked in: CPU: 1 PID: 6377 Comm: syz-executor Tainted: G W 6.10.0-rc2-syzkaller-g8867bbd4a056 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 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 : ffff8000ab337780 x29: ffff8000ab337830 x28: 1ffff000124706cc x27: 1ffff00015666ef4 x26: dfff800000000000 x25: ffff700015666ef0 x24: ffff0000c89a0008 x23: 0000000000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 0000000000002000 x19: ffff8000ab3377a0 x18: 1fffe000367a49de x17: ffff80008f3bd000 x16: ffff80008033878c x15: 0000000000000001 x14: 1fffe000367a7600 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : 5350126d5b447c00 x8 : 5350126d5b447c00 x7 : ffff8000802aebf8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008b3800a0 x0 : ffff800124a1d000 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_unregister_dev+0x1d8/0x49c net/bluetooth/hci_core.c:2760 vhci_release+0x7c/0xd0 drivers/bluetooth/hci_vhci.c:666 __fput+0x334/0x760 fs/file_table.c:422 ____fput+0x20/0x30 fs/file_table.c:450 task_work_run+0x230/0x2e0 kernel/task_work.c:180 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0x4e4/0x1ac8 kernel/exit.c:874 do_group_exit+0x194/0x22c kernel/exit.c:1023 __do_sys_exit_group kernel/exit.c:1034 [inline] __se_sys_exit_group kernel/exit.c:1032 [inline] pid_child_should_wake+0x0/0x1dc kernel/exit.c:1032 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 512050 hardirqs last enabled at (512049): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1418 [inline] hardirqs last enabled at (512049): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5162 hardirqs last disabled at (512050): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470 softirqs last enabled at (510258): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (510258): [] handle_softirqs+0xa60/0xc34 kernel/softirq.c:582 softirqs last disabled at (510137): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]---