linux-kernel - [syzbot] Monthly bluetooth report (Oct 2023)

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Date:   Mon, 02 Oct 2023 05:39:07 -0700
From:   syzbot <syzbot+list3df6e46edc66c4def70a@...kaller.appspotmail.com>
To:     johan.hedberg@...il.com, 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 (Oct 2023)

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, 25 issues are still open and 57 have been fixed so far.

Some of the still happening issues:

Ref  Crashes Repro Title
<1>  9857    Yes   possible deadlock in rfcomm_sk_state_change
                   https://syzkaller.appspot.com/bug?extid=d7ce59b06b3eb14fd218
<2>  4764    Yes   WARNING in hci_conn_timeout
                   https://syzkaller.appspot.com/bug?extid=2446dd3cb07277388db6
<3>  3667    Yes   possible deadlock in rfcomm_dlc_exists
                   https://syzkaller.appspot.com/bug?extid=b69a625d06e8ece26415
<4>  3091    Yes   BUG: sleeping function called from invalid context in hci_cmd_sync_submit
                   https://syzkaller.appspot.com/bug?extid=e7be5be00de0c3c2d782
<5>  740     Yes   KASAN: slab-use-after-free Read in hci_send_acl
                   https://syzkaller.appspot.com/bug?extid=a0c80b06ae2cb8895bc4
<6>  247     Yes   WARNING in call_timer_fn
                   https://syzkaller.appspot.com/bug?extid=6fb78d577e89e69602f9
<7>  145     Yes   possible deadlock in hci_dev_do_close
                   https://syzkaller.appspot.com/bug?extid=4e3a76c5c505a3f49083
<8>  119     No    possible deadlock in hci_unregister_dev
                   https://syzkaller.appspot.com/bug?extid=c933391d8e4089f1f53e
<9>  69      No    possible deadlock in discov_off
                   https://syzkaller.appspot.com/bug?extid=f047480b1e906b46a3f4
<10> 40      Yes   KASAN: slab-use-after-free Write in __sco_sock_close
                   https://syzkaller.appspot.com/bug?extid=dec4d528fb7a7c5d8ce3

---
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