From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6C7F73783D1 for ; Fri, 10 Apr 2026 16:45:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775839552; cv=none; b=qisyd5DSF3zCY18uWhqnainFhIYHntBg0w/144/w3y/pfQQnJTYBnSdlGoP2A8DjuTSnq3a0MSDVRT/cd8ozFxuKtWCYPj5ugzgKSR4IK+Yl4XnAm8shhiiUhHIkEs0e+I7KzUDXQ87hAgYfzbSmn/1fj9nVtSfTv83qGCpNEfQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775839552; c=relaxed/simple; bh=7sA2rkIUGoC7zOVq9WvR/2YXvUw6U7F07GbYEg/An3M=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=HcyFWKWW2tpM7KpszQPfQCF4A4pq0ooUqPSWDT6KCxmYrOxOQJW9GxQlL5V6m/Lsf9MCjPgjxIQc5f89v12xyRoCpnEhhPOFStWGaNEufPuJius93pu4sJ7m4p0EHRt0mjM96ZnoFIBVUgrikPFMfO+tI5sLZGGx9d8R/2XL6Ew= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LTwfzqYq; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LTwfzqYq" Received: by smtp.kernel.org (Postfix) with ESMTPS id 50DC4C19421 for ; Fri, 10 Apr 2026 16:45:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775839552; bh=7sA2rkIUGoC7zOVq9WvR/2YXvUw6U7F07GbYEg/An3M=; h=From:To:Subject:Date:In-Reply-To:References:From; b=LTwfzqYqzKzwsI6eet/GZHtiwR66ecHVslK2g9OjIGgOgk6OLOtCQKhZXEwZ1J5D5 ngVINIrtDttVtWUcZGtHmdzmTPxM02hT7XXGwgMMeclnWS0KJhv2qic2arYJtflvbT +JhP6unM+VgGYsdhK1wAwd89A44Xv/DROP+VbBkCokHBYu6I4h0cPlmI9NXlPB4/EW AaOtYUIXEqknotY/+x6SFfbVu+yhK6/kraXmUq4XrLOMVM9vyxl9Ef8qqCVklZIQSH AIarZBrzmgWc/6fv6vXhwTfClBahMYZKeOyZ1zr8tmM7gJTtzb/nic2U2P3a/XXbIX ADzu/k685phDg== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 48B0AC41612; Fri, 10 Apr 2026 16:45:52 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-usb@vger.kernel.org Subject: [Bug 221340] uas driver hangs and causes usb reset Date: Fri, 10 Apr 2026 16:45:52 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: USB X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: DaisyTheFoxxo@proton.me X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D221340 --- Comment #4 from DaisyTheFoxxo@proton.me --- (In reply to Micha=C5=82 Pecio from comment #3) > There is also Unmap/Read sub-channel in this log. >=20 > By "hang", do you mean that no I/O happens for 30 seconds or some other t= ime > before these messages show up? yes >=20 > BTW, if you run (as root) > echo 'func handle_tx_event +p' >/proc/dynamic_debug/control >=20 > do you see anything new appear in dmesg at this time? >=20 > That would point to some "action" at xHCI layer, though I suppose it's al= so > possible that nothing interesting happens and the device simply never > responds to some commands under some circumstances. I have been having difficulties reproducing the bug recently, I will let you know when it happens again --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=