From: bugzilla-daemon@kernel.org
To: linux-bluetooth@vger.kernel.org
Subject: [Bug 221576] New: btmtk: MT7925 USB Bluetooth fails with "Failed to send wmt func ctrl (-22)" since kernel 7.0.7
Date: Mon, 25 May 2026 16:52:13 +0000 [thread overview]
Message-ID: <bug-221576-62941@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=221576
Bug ID: 221576
Summary: btmtk: MT7925 USB Bluetooth fails with "Failed to send
wmt func ctrl (-22)" since kernel 7.0.7
Product: Drivers
Version: 2.5
Hardware: All
OS: Linux
Status: NEW
Severity: normal
Priority: P3
Component: Bluetooth
Assignee: linux-bluetooth@vger.kernel.org
Reporter: sergey@batalov.email
Regression: No
Regression between kernel 7.0.2 (working) and 7.0.7 (broken) and 7.0.9
(broken).
Hardware: ThinkPad, MediaTek MT7925 USB Bluetooth
USB ID: 0e8d:e025 (MediaTek Inc. Wireless_Device)
Kernel 7.0.2: Bluetooth initializes successfully
"Bluetooth: hci0: Device setup in 1774290 usecs"
Kernel 7.0.7 and 7.0.9: Initialization fails
"Bluetooth: hci0: HW/SW Version: 0x00000000, Build Time: 20260414153243"
"Bluetooth: hci0: Failed to send wmt func ctrl (-22)"
"Bluetooth: hci0: HCI Enhanced Setup Synchronous Connection command is
advertised, but not supported."
Firmware: mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin (present, correct md5)
Distribution: openSUSE Tumbleweed
--
You may reply to this email to add a comment.
You are receiving this mail because:
You are the assignee for the bug.
next reply other threads:[~2026-05-25 16:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-25 16:52 bugzilla-daemon [this message]
2026-05-26 7:53 ` [Bug 221576] btmtk: MT7925 USB Bluetooth fails with "Failed to send wmt func ctrl (-22)" since kernel 7.0.7 bugzilla-daemon
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=bug-221576-62941@https.bugzilla.kernel.org/ \
--to=bugzilla-daemon@kernel.org \
--cc=linux-bluetooth@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox