rtc_cmos 00:00: Alarms can be up to one day in the future rtc_cmos 00:00: Alarms can be up to one day in the future rtc_cmos 00:00: Alarms can be up to one day in the future rtc rtc0: __rtc_set_alarm: err=-22 ------------[ cut here ]------------ ODEBUG: free active (active state 0) object: ffff888034bf5248 object type: timer_list hint: hci_devcd_timeout+0x0/0x2f0 include/linux/skbuff.h:2741 WARNING: CPU: 0 PID: 5869 at lib/debugobjects.c:612 debug_print_object+0x1a2/0x2b0 lib/debugobjects.c:612 Modules linked in: CPU: 0 UID: 0 PID: 5869 Comm: kworker/0:3 Not tainted 6.13.0-rc4-syzkaller-00110-g4099a71718b0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events devcd_del RIP: 0010:debug_print_object+0x1a2/0x2b0 lib/debugobjects.c:612 Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 54 48 8b 14 dd e0 81 b1 8b 41 56 4c 89 e6 48 c7 c7 60 76 b1 8b e8 5f 4d bc fc 90 <0f> 0b 90 90 58 83 05 c6 4f 7f 0b 01 48 83 c4 18 5b 5d 41 5c 41 5d RSP: 0018:ffffc9000451f908 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffffff815a1789 RDX: ffff888076038000 RSI: ffffffff815a1796 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000002 R12: ffffffff8bb17d00 R13: ffffffff8b4f81a0 R14: ffffffff8a2ae530 R15: ffffc9000451fa18 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555726aa588 CR3: 0000000040420000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __debug_check_no_obj_freed lib/debugobjects.c:1099 [inline] debug_check_no_obj_freed+0x4b7/0x600 lib/debugobjects.c:1129 slab_free_hook mm/slub.c:2284 [inline] slab_free mm/slub.c:4613 [inline] kfree+0x2b3/0x4b0 mm/slub.c:4761 hci_release_dev+0x4d9/0x600 net/bluetooth/hci_core.c:2758 bt_host_release+0x6a/0xb0 net/bluetooth/hci_sysfs.c:87 device_release+0xa1/0x240 drivers/base/core.c:2567 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3773 devcd_dev_release+0x122/0x170 drivers/base/devcoredump.c:94 device_release+0xa1/0x240 drivers/base/core.c:2567 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3773 process_one_work+0x958/0x1b30 kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244