From owner-freebsd-wireless@FreeBSD.ORG Mon Nov 24 20:30:18 2014 Return-Path: Delivered-To: freebsd-wireless@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id CCA22FD5 for ; Mon, 24 Nov 2014 20:30:18 +0000 (UTC) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 9AC62D88 for ; Mon, 24 Nov 2014 20:30:18 +0000 (UTC) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.14.9/8.14.9) with ESMTP id sAOKUIrm023389 for ; Mon, 24 Nov 2014 20:30:18 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-wireless@FreeBSD.org Subject: [Bug 195348] New: IP traffic through wifi get stuck on each background scan every five minutes Date: Mon, 24 Nov 2014 20:30:18 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: wireless X-Bugzilla-Version: 11.0-CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: guru@unixarea.de X-Bugzilla-Status: New X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-wireless@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 Nov 2014 20:30:18 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195348 Bug ID: 195348 Summary: IP traffic through wifi get stuck on each background scan every five minutes Product: Base System Version: 11.0-CURRENT Hardware: i386 OS: Any Status: New Severity: Affects Some People Priority: --- Component: wireless Assignee: freebsd-wireless@FreeBSD.org Reporter: guru@unixarea.de The problem is reproducible fine: I'm running in a loop SCP traffic up and down to my ISP host; when the background scan every five minutes takes place the traffic gets STALLED and IP comes not to work again: Nov 23 17:13:33 unixarea dhclient: New Broadcast Address (wlan0): 192.168.2.255 Nov 23 17:13:33 unixarea dhclient: New Routers (wlan0): 192.168.2.1 Nov 23 17:18:33 unixarea kernel: wlan0: ieee80211_bg_scan: active scan, ticks 36537257 duration 150 Nov 23 17:18:33 unixarea kernel: wlan0: [00:13:f7:0d:08:48] sta power save mode on Nov 23 17:18:33 unixarea kernel: wlan0: scan_task: chan 7g -> 1g [active, dwell min 20ms max 150ms] Nov 23 17:18:33 unixarea kernel: wlan0: scan_task: stopped, [ticks 36537415, dwell min 20 scanend 36537408] from now the interface does not let pass frames anymore Nov 23 17:18:33 unixarea kernel: wlan0: ieee80211_sta_tim_notify: TIM=1 Nov 23 17:18:34 unixarea last message repeated 3 times Nov 23 17:18:34 unixarea kernel: wlan0: [00:13:f7:0d:08:48] save frame with age 40, 1 now queued Nov 23 17:18:34 unixarea kernel: wlan0: [00:13:f7:0d:08:48] save frame with age 0, 2 now queued Nov 23 17:18:34 unixarea kernel: wlan0: ieee80211_sta_tim_notify: TIM=1 Nov 23 17:18:35 unixarea last message repeated 14 times Nov 23 17:18:35 unixarea kernel: wlan0: [00:13:f7:0d:08:48] save frame with age 0, 3 now queued Nov 23 17:18:35 unixarea kernel: wlan0: ieee80211_sta_tim_notify: TIM=1 ... I tested the same in an older 10-ALPHA4 laptop (running r255948 from October 2013) with the same physical WLAN card; there is no problem with the bg scans every 5 minutes, it just goes ahead after any scan; this is an issue in head. -- You are receiving this mail because: You are the assignee for the bug.