[syzbot] Monthly bluetooth report (Aug 2024)

[syzbot]

Hello bluetooth maintainers/developers,

This is a 31-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, 5 new issues were detected and 0 were fixed.
In total, 53 issues are still open and 69 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  22077   Yes   possible deadlock in rfcomm_sk_state_change
                   https://syzkaller.appspot.com/bug?extid=d7ce59b06b3eb14fd218
<2>  13222   Yes   possible deadlock in rfcomm_dlc_exists
                   https://syzkaller.appspot.com/bug?extid=b69a625d06e8ece26415
<3>  5615    Yes   WARNING in hci_conn_timeout
                   https://syzkaller.appspot.com/bug?extid=2446dd3cb07277388db6
<4>  3578    Yes   WARNING in call_timer_fn
                   https://syzkaller.appspot.com/bug?extid=6fb78d577e89e69602f9
<5>  276     Yes   general protection fault in lock_sock_nested
                   https://syzkaller.appspot.com/bug?extid=d3ccfb78a0dc16ffebe3
<6>  259     Yes   KASAN: slab-use-after-free Write in sco_sock_timeout
                   https://syzkaller.appspot.com/bug?extid=4c0d0c4cde787116d465
<7>  130     Yes   KASAN: slab-use-after-free Read in skb_release_head_state
                   https://syzkaller.appspot.com/bug?extid=d863bc2d28ef7ff42984
<8>  100     Yes   BUG: sleeping function called from invalid context in hci_le_create_big_complete_evt
                   https://syzkaller.appspot.com/bug?extid=2fb0835e0c9cefc34614
<9>  76      Yes   KASAN: slab-use-after-free Write in sco_conn_del
                   https://syzkaller.appspot.com/bug?extid=6b9277cad941daf126a2
<10> 72      Yes   KASAN: slab-use-after-free Read in l2cap_recv_frame
                   https://syzkaller.appspot.com/bug?extid=5c915dc5dd417b83b348

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