[Bug 662733] New: WLAN connection drops regularly
https://bugzilla.novell.com/show_bug.cgi?id=662733 https://bugzilla.novell.com/show_bug.cgi?id=662733#c0 Summary: WLAN connection drops regularly Classification: openSUSE Product: openSUSE 11.4 Version: Milestone 5 of 6 Platform: x86-64 OS/Version: SuSE Other Status: NEW Severity: Major Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: jonas@wehay.com QAContact: qa@suse.de Found By: --- Blocker: --- User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:2.0b7) Gecko/20101105 Firefox/4.0b7 Network controller: Intel Corporation WiFi Link 5100 My wlan connection drops several times per hour. Jan 5 11:47:20 svarde kernel: [73097.779647] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 4 Jan 5 11:47:24 svarde kernel: [73101.406702] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 5 Jan 5 11:47:27 svarde kernel: [73105.220196] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 3 Jan 5 11:47:31 svarde kernel: [73108.947436] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 4 Jan 5 11:47:35 svarde kernel: [73112.594379] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 4 Jan 5 11:47:38 svarde kernel: [73116.178425] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 6 Jan 5 11:47:42 svarde kernel: [73119.890423] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 5 Jan 5 11:47:46 svarde kernel: [73123.358259] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 5 Jan 5 11:47:49 svarde kernel: [73127.006671] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 5 Jan 5 11:47:53 svarde kernel: [73130.590750] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 6 Jan 5 11:47:57 svarde kernel: [73134.238661] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 5 Jan 5 11:48:00 svarde kernel: [73137.950635] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 3 Jan 5 11:48:03 svarde kernel: [73141.218070] iwlagn 0000:09:00.0: iwlagn_tx_agg_start on ra = 00:25:9c:4d:72:99 tid = 0 Jan 5 12:05:03 svarde kernel: [74160.446365] iwlagn 0000:09:00.0: low ack count detected, restart firmware Jan 5 12:05:03 svarde kernel: [74160.446376] iwlagn 0000:09:00.0: On demand firmware reload Jan 5 12:05:03 svarde kernel: [74160.479146] iwlagn 0000:09:00.0: Stopping AGG while state not ON or starting Jan 5 12:05:03 svarde kernel: [74160.479155] iwlagn 0000:09:00.0: queue number out of range: 0, must be 10 to 19 Jan 5 12:09:21 svarde kernel: [74418.741690] iwlagn 0000:09:00.0: Aggregation not enabled for tid 0 because load = 10 Jan 5 12:09:24 svarde kernel: [74421.929079] iwlagn 0000:09:00.0: iwlagn_tx_agg_start on ra = 00:25:9c:4d:72:99 tid = 0 Jan 5 12:15:03 svarde kernel: [74760.506419] iwlagn 0000:09:00.0: low ack count detected, restart firmware Jan 5 12:15:03 svarde kernel: [74760.506428] iwlagn 0000:09:00.0: On demand firmware reload Jan 5 12:15:03 svarde kernel: [74760.539065] iwlagn 0000:09:00.0: Stopping AGG while state not ON or starting Jan 5 12:15:03 svarde kernel: [74760.539076] iwlagn 0000:09:00.0: queue number out of range: 0, must be 10 to 19 Jan 5 12:18:07 svarde NetworkManager[1854]: <info> (wlan0): new 802.11 WiFi device (driver: 'iwlagn' ifindex: 3) Jan 6 11:48:15 svarde NetworkManager[1843]: <info> (wlan0): new 802.11 WiFi device (driver: 'iwlagn' ifindex: 3) Found this: https://partner-bugzilla.redhat.com/show_bug.cgi?id=620501 And to narrow down tried the suggested workaround by disabling 802.11n and that does indeed seem to make the connection more stable. As you can see from the log above I have not had any errors like before since I removed 802.11n (Jan 5) Perhaps needless to say, I have an n-router. Before I reinstalled this machine I had with Opensuse 11.3 a stable and extremely fast wlan connection. Reproducible: Always Steps to Reproduce: 1. 2. 3. -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
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Jeff Mahoney
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Jiri Slaby
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Jiri Slaby
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Jiri Slaby
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Jiri Slaby
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Jonas Israelsson
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Jiri Slaby
Yeah, I think you nailed it.
Ok, I pushed it out. -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
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--- Comment #4 from Jonas Israelsson
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Swamp Workflow Management
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--- Comment #6 from Jiri Slaby
For your information, If having tumbleweed enabled (as I do) 2.6.38 kernel seem to reintroduce the problem.
OK, fixed in master (factory) and stable (.38) trees. Hopefully. -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
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--- Comment #7 from Jonas Israelsson
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Wolfgang Rosenauer
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