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[82.192.242.114]) by smtp.gmail.com with ESMTPSA id w11-20020a50fa8b000000b0049e09105705sm3980404edr.62.2023.01.28.07.40.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 28 Jan 2023 07:40:00 -0800 (PST) Sender: Salvatore Bonaccorso Received: by eldamar.lan (Postfix, from userid 1000) id 545F6BE2DE0; Sat, 28 Jan 2023 16:39:59 +0100 (CET) Date: Sat, 28 Jan 2023 16:39:59 +0100 From: Salvatore Bonaccorso To: Tobias Klausmann Cc: linux-input@vger.kernel.org, regressions@lists.linux.dev Subject: Re: Linux 6.1 and 6.2-rc make mousewheel on Logitech G903 (046d:c091) report too many non-hires events Message-ID: References: Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Wed, Jan 25, 2023 at 11:01:00PM +0100, Tobias Klausmann wrote: > Hi! > > As it says in the subject. > > At some point between 6.0 and 6.1, the kernel (if HID_LOGITECH_HIDPP was > m or y) started reporting a full event for every hires event on a > Logitech G903. > > In my quest of finding out what the root cause is, ive filed these bugs: > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1029584 > https://gitlab.freedesktop.org/libinput/libinput/-/issues/852 > > The libinput one has the most detail. The most relevant one is this log > from libinput record, showing what happens if I turn the mousewheel by > one notch: > > events: > # Current time is 20:37:11 > - evdev: > - [ 3, 63476, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 63476, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 63476, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +3063ms > - evdev: > - [ 3, 139476, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 139476, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 139476, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +76ms > - evdev: > - [ 3, 197482, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 197482, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 197482, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +58ms > - evdev: > - [ 3, 227485, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 227485, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 227485, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +30ms > - evdev: > - [ 3, 240484, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 240484, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 240484, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +13ms > - evdev: > - [ 3, 250470, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 250470, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 250470, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +10ms > - evdev: > - [ 3, 256486, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 256486, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 256486, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +6ms > - evdev: > - [ 3, 264472, 2, 8, -1] # EV_REL / REL_WHEEL -1 > - [ 3, 264472, 2, 11, -120] # EV_REL / REL_WHEEL_HI_RES -120 > - [ 3, 264472, 0, 0, 0] # ------------ SYN_REPORT (0) ---------- +8ms > # Current time is 20:37:15 > > Note how it reports both REL_WHEEL and REL_WHEEL_HI_RES at every > instance. > > I've tried assorted kernels, both Debian as well as hand-compiled > vanilla ones, and the problem only shows up if hid_logitech_hidpp.ko is > loaded, so I am blacklisting it for now. Also note that even unloading > the module didn't fix the behavior, though that may be because X11 was > still runing and so libinput's state ight have been still mangled. > > The most recent kernels I have tested with are 6.1.4 and 6.2-rc5. > > Best, > Tobias Let's loop in as well the regresssions list. #regzbot introduced: v6.0..v6.1 #regzbot link: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1029584 #regzbot link: https://gitlab.freedesktop.org/libinput/libinput/-/issues/852 Regards, Salvatore