linux-kernel - [syzbot] Monthly bluetooth report (Aug 2025)

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Message-ID: <68ac2275.a00a0220.33401d.0402.GAE@google.com>
Date: Mon, 25 Aug 2025 01:44:37 -0700
From: syzbot <syzbot+list4fa12c81c752ac5ed332@...kaller.appspotmail.com>
To: linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org, 
	luiz.dentz@...il.com, marcel@...tmann.org, syzkaller-bugs@...glegroups.com
Subject: [syzbot] Monthly bluetooth report (Aug 2025)

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, 2 new issues were detected and 0 were fixed.
In total, 41 issues are still open and 90 have already been fixed.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  7222    Yes   WARNING in call_timer_fn
                   https://syzkaller.appspot.com/bug?extid=6fb78d577e89e69602f9
<2>  3222    Yes   general protection fault in lock_sock_nested
                   https://syzkaller.appspot.com/bug?extid=d3ccfb78a0dc16ffebe3
<3>  1392    Yes   general protection fault in h5_recv
                   https://syzkaller.appspot.com/bug?extid=b5691bb559396b262064
<4>  749     Yes   general protection fault in bcsp_recv
                   https://syzkaller.appspot.com/bug?extid=4ed6852d4da4606c93da
<5>  651     Yes   WARNING in hci_conn_timeout (2)
                   https://syzkaller.appspot.com/bug?extid=fc4b5b2477d4ca272907
<6>  439     Yes   KASAN: slab-use-after-free Read in force_devcd_write
                   https://syzkaller.appspot.com/bug?extid=bc71245e56f06e3127b7
<7>  349     Yes   WARNING: ODEBUG bug in hci_release_dev (2)
                   https://syzkaller.appspot.com/bug?extid=b170dbf55520ebf5969a
<8>  286     No    WARNING in l2cap_chan_del
                   https://syzkaller.appspot.com/bug?extid=3272785b7a1fc9b510f6
<9>  228     Yes   possible deadlock in l2cap_conn_del
                   https://syzkaller.appspot.com/bug?extid=b71bb48c13bf3fed3692
<10> 152     Yes   BUG: sleeping function called from invalid context in lock_sock_nested (3)
                   https://syzkaller.appspot.com/bug?extid=55cd5225f71c5cff7f6f

---
This report is generated by a bot. It may contain errors.
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