Update: There appears another repeating error message in the log output: "17197492.596000] ipw3945: Error Reply type 0x00000005 cmd ADD_STA (0x18) seq 0x0407 ser 0x004A0000"
Full sequence of error output: [17197477.064000] ipw3945: Detected Intel PRO/Wireless 3945ABG Network Connection [17197477.880000] ipw3945: Detected geography ABG (13 802.11bg channels, 23 802.11a channels) [17197488.768000] ipw3945: Intel(R) PRO/Wireless 3945 Network Connection driver for Linux, 1.0.5m [17197488.768000] ipw3945: Copyright(c) 2003-2006 Intel Corporation [17197488.768000] ipw3945: Detected Intel PRO/Wireless 3945ABG Network Connection [17197489.568000] ipw3945: Detected geography ABG (13 802.11bg channels, 23 802.11a channels) [17197490.028000] ipw3945: Microcode SW error detected. Restarting. [17197490.028000] ipw3945: Error Reply type 0x00000005 cmd LEDS_CMD (0x48) seq 0x0408 ser 0x004A0000 [17197490.028000] ipw3945: Can't stop Rx DMA. [17197492.140000] ipw3945: Detected geography ABG (13 802.11bg channels, 23 802.11a channels) [17197492.596000] ipw3945: Microcode SW error detected. Restarting. [17197492.596000] ipw3945: Error Reply type 0x00000005 cmd ADD_STA (0x18) seq 0x0407 ser 0x004A0000 [17197492.596000] ipw3945: Can't stop Rx DMA. ... -- ipw3945 produces 99% cpu, making my laptop unusable https://launchpad.net/bugs/48395 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs