Hello bluetooth maintainers/developers, This is a 30-day syzbot report for the bluetooth subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/bluetooth During the period, 2 new issues were detected and 0 were fixed. In total, 30 issues are still open and 47 have been fixed so far. Some of the still happening issues: Crashes Repro Title 5798 Yes possible deadlock in rfcomm_sk_state_change https://syzkaller.appspot.com/bug?extid=d7ce59b06b3eb14fd218 2690 Yes WARNING in hci_conn_timeout https://syzkaller.appspot.com/bug?extid=2446dd3cb07277388db6 1046 Yes INFO: task can't die in __lock_sock https://syzkaller.appspot.com/bug?extid=7d51f807c81b190a127d 272 Yes possible deadlock in sco_conn_del https://syzkaller.appspot.com/bug?extid=b825d87fe2d043e3e652 182 No KASAN: slab-use-after-free Read in hci_conn_hash_flush https://syzkaller.appspot.com/bug?extid=8bb72f86fc823817bc5d 111 No possible deadlock in rfcomm_dlc_exists https://syzkaller.appspot.com/bug?extid=b69a625d06e8ece26415 45 Yes WARNING in call_timer_fn https://syzkaller.appspot.com/bug?extid=6fb78d577e89e69602f9 18 Yes WARNING: ODEBUG bug in put_device https://syzkaller.appspot.com/bug?extid=a9290936c6e87b3dc3c2 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx.