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[76.218.103.166]) by smtp.gmail.com with ESMTPSA id 00721157ae682-7966c252e7bsm122120857b3.35.2026.02.17.21.30.56 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 17 Feb 2026 21:30:57 -0800 (PST) Message-ID: <3a301618-e947-4519-9250-96ce6b920ae8@gmail.com> Date: Tue, 17 Feb 2026 21:31:04 -0800 List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-questions@freebsd.org Sender: owner-freebsd-questions@FreeBSD.org MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: USB mouse stops working after upgrading to FreeBSD 15.0 From: "Jin Guojun[VFF]" To: questions References: Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spamd-Result: default: False [-4.00 / 15.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-0.998]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20230601]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; TO_DN_ALL(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; RCPT_COUNT_ONE(0.00)[1]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; MLMMJ_DEST(0.00)[freebsd-questions@freebsd.org]; RCVD_VIA_SMTP_AUTH(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::112a:from] X-Rspamd-Queue-Id: 4fG4qS2mj8z3nWp X-Spamd-Bar: --- > I have a Lenovo G505S laptop was running 14.3. After upgrade to 15.0, > the USB mouse stops working. > > The touchpad still works. Below are mouse related information: > > # ps uxagww | grep mouse > root  4767   0.0  0.0    14520   2824  -  Is   19:45     0:00.30 > /usr/sbin/moused -p /dev/input/event7 -t evdev -I > /var/run/moused.event7.pid > root  5046   0.0  0.0    14520   2824  -  Ss   19:45     0:01.25 > /usr/sbin/moused -p /dev/psm0 > > # moused -i all > /dev/input/event7 evdev mouse Compx 2.4G Receiver Mouse > /dev/input/event5 evdev touchpad ETPS/2 Elantech Touchpad > > # cat /dev/input/event7 > > we can see output to the screen (garbage code) when operating USB > mouse (click buttons or move mouse), but the cursor does not move. > > What additional configuration is required for making USB mouse to work > in 15.0-R? Rolled back to 14.3 and saw a few differences: 1) 15.0 creates 4 input devices: event6 to event9, where 14.3 creates two devices: event 6 and event 7. 2) 14.3 moused uses /dev/ums0 not /dev/input/event7 3) 14.3 moused uses "-t auto" for both touchpad and USB mouse, where 15.0 moused uses -t evdev for USB mouse, and no-type for touchpad. Will stay with 14.3 for a while then test 15.1-BETA / RC later. -Jin