I've gotten the exact same bug when I upgraded to 11.04 Natty. This is with a Lenovo Thinkpad x201 connected to a N class network. This might or might not be valuable; but I haven't been able to reproduce this bug if I have a terminal ping the router continuously.
[ 4800.088380] iwlagn 0000:02:00.0: low ack count detected, restart firmware [ 4800.088388] iwlagn 0000:02:00.0: On demand firmware reload [ 4800.165358] iwlagn 0000:02:00.0: Stopping AGG while state not ON or starting [ 4800.165369] iwlagn 0000:02:00.0: queue number out of range: 0, must be 10 to 19 [ 4800.660631] iwlagn 0000:02:00.0: iwlagn_tx_agg_start on ra = 00:21:91:19:0e:75 tid = 0 [ 4868.358086] iwlagn 0000:02:00.0: low ack count detected, restart firmware [ 4868.358093] iwlagn 0000:02:00.0: On demand firmware reload [ 4868.444607] iwlagn 0000:02:00.0: Stopping AGG while state not ON or starting [ 4868.444617] iwlagn 0000:02:00.0: queue number out of range: 0, must be 10 to 19 [ 4902.073542] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 0 [ 4928.834497] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 2 [ 4982.888708] iwlagn 0000:02:00.0: iwlagn_tx_agg_start on ra = 00:21:91:19:0e:75 tid = 0 [ 5161.493345] iwlagn 0000:02:00.0: low ack count detected, restart firmware [ 5161.493352] iwlagn 0000:02:00.0: On demand firmware reload [ 5161.579948] iwlagn 0000:02:00.0: Stopping AGG while state not ON or starting [ 5161.579958] iwlagn 0000:02:00.0: queue number out of range: 0, must be 10 to 19 [ 5221.868242] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 1 [ 5288.188606] iwlagn 0000:02:00.0: iwlagn_tx_agg_start on ra = 00:21:91:19:0e:75 tid = 0 [ 5377.590892] iwlagn 0000:02:00.0: low ack count detected, restart firmware [ 5377.590898] iwlagn 0000:02:00.0: On demand firmware reload [ 5377.668096] iwlagn 0000:02:00.0: Stopping AGG while state not ON or starting [ 5377.668106] iwlagn 0000:02:00.0: queue number out of range: 0, must be 10 to 19 [ 5409.869194] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 0 [ 5491.906290] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 0 [ 5551.498164] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 1 [ 5622.093129] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 0 [ 5638.553827] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 6 [ 5647.876923] iwlagn 0000:02:00.0: iwlagn_tx_agg_start on ra = 00:21:91:19:0e:75 tid = 0 [ 5661.109406] iwlagn 0000:02:00.0: iwlagn_tx_agg_start on ra = 00:21:91:19:0e:75 tid = 0 [ 5668.649557] iwlagn 0000:02:00.0: low ack count detected, restart firmware [ 5668.649563] iwlagn 0000:02:00.0: On demand firmware reload [ 5668.727924] iwlagn 0000:02:00.0: Stopping AGG while state not ON or starting [ 5668.727934] iwlagn 0000:02:00.0: queue number out of range: 0, must be 10 to 19 [ 5671.103920] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 2 [ 5680.268968] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 9 [ 5686.357514] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 9 [ 5693.217609] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 4 [ 5709.600184] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 1 [ 5720.954842] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 1 [ 5735.324151] iwlagn 0000:02:00.0: Aggregation not enabled for tid 0 because load = 0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/575492 Title: Intel 5100 AGN wireless connection bug -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
