Same happens with me on Thinkpad T61p with thinkfinger and iwl4965. I could not notice any consistency in this behaviour. It happens randomly and I've noticed this after the recent updates. I've upgraded by Hardy beta on 09/04/2008 and it did not happen initially. After the yesterday's upgraded i've noticed this behaviour. I do run wireless with WPA-psk and my bluetooth is on by default but not peered with any device. This too happens shortly after system boot Info: Hardy beta 1 with full updates as of 13/04/2008 hal: 0.5.11~rc2-1ubuntu6 uname -r : 2.6.24-16-generic Arch: amd64 hald-addon-input strace shows a lot of: --- oll([{fd=4, events=POLLIN}, {fd=5, events=POLLIN}, {fd=7, events=POLLIN}, {fd=8, events=POLLIN}, {fd=9, events=POLLIN}, {fd=10, events=POLLIN}, {fd=11, events=POLLIN}, {fd=12, events=POLLIN, revents=POLLNVAL}, {fd=3, events=POLLIN}, {fd=6, events=POLLIN}], 10, -1) = 1 poll([{fd=4, events=POLLIN}, {fd=5, events=POLLIN}, {fd=7, events=POLLIN}, {fd=8, events=POLLIN}, {fd=9, events=POLLIN}, {fd=10, events=POLLIN}, {fd=11, events=POLLIN}, {fd=12, events=POLLIN, revents=POLLNVAL}, {fd=3, events=POLLIN}, {fd=6, events=POLLIN}], 10, -1) = 1 --- lsof |grep hald-add: --- hald-addo 7799 root cwd DIR 254,3 4096 50490928 /usr/lib/hal hald-addo 7799 root rtd DIR 254,2 4096 128 / hald-addo 7799 root txt REG 254,3 23648 50508792 /usr/lib/hal/hald-addon-input hald-addo 7799 root mem REG 254,2 14624 44091148 /lib/libdl-2.7.so hald-addo 7799 root mem REG 254,2 109368 37749080 /lib/libselinux.so.1 hald-addo 7799 root mem REG 254,3 154200 379 /usr/lib/libpcre.so.3.12.1 hald-addo 7799 root mem REG 254,2 93080 44091151 /lib/libnsl-2.7.so hald-addo 7799 root mem REG 254,3 281104 84998 /usr/lib/libgobject-2.0.so.0.1600.3 hald-addo 7799 root mem REG 254,2 1436976 44091145 /lib/libc-2.7.so hald-addo 7799 root mem REG 254,3 783864 84993 /usr/lib/libglib-2.0.so.0.1600.3 hald-addo 7799 root mem REG 254,3 248432 943790 /usr/lib/libdbus-1.so.3.4.0 hald-addo 7799 root mem REG 254,3 131880 95366 /usr/lib/libdbus-glib-1.so.2.1.0 hald-addo 7799 root mem REG 254,3 62976 95977 /usr/lib/libhal.so.1.0.0 hald-addo 7799 root mem REG 254,2 127480 44091142 /lib/ld-2.7.so hald-addo 7799 root mem REG 254,3 25700 67240750 /usr/lib/gconv/gconv-modules.cache hald-addo 7799 root 0r CHR 1,3 9809 /dev/null hald-addo 7799 root 1u CHR 1,3 9809 /dev/null hald-addo 7799 root 2u CHR 1,3 9809 /dev/null hald-addo 7799 root 3u unix 0xffff810133c16580 19425 socket hald-addo 7799 root 4r CHR 13,71 15839 /dev/input/event7 hald-addo 7799 root 5w CHR 13,70 15748 /dev/input/event6 hald-addo 7799 root 6r CHR 13,65 15707 /dev/input/event1 hald-addo 7799 root 7r CHR 13,67 15419 /dev/input/event3 hald-addo 7799 root 8r CHR 13,68 15717 /dev/input/event4 hald-addo 7799 root 9r CHR 13,69 15740 /dev/input/event5 hald-addo 7799 root 10r CHR 13,72 15727 /dev/input/event8 hald-addo 7799 root 11r CHR 13,75 20913 /dev/input/event11 hald-addo 7803 root cwd DIR 254,3 4096 50490928 /usr/lib/hal hald-addo 7803 root rtd DIR 254,2 4096 128 / hald-addo 7803 root txt REG 254,3 33672 50508799 /usr/lib/hal/hald-addon-cpufreq hald-addo 7803 root mem REG 254,2 14624 44091148 /lib/libdl-2.7.so hald-addo 7803 root mem REG 254,2 109368 37749080 /lib/libselinux.so.1 hald-addo 7803 root mem REG 254,3 154200 379 /usr/lib/libpcre.so.3.12.1 hald-addo 7803 root mem REG 254,2 93080 44091151 /lib/libnsl-2.7.so hald-addo 7803 root mem REG 254,3 281104 84998 /usr/lib/libgobject-2.0.so.0.1600.3 hald-addo 7803 root mem REG 254,2 1436976 44091145 /lib/libc-2.7.so hald-addo 7803 root mem REG 254,3 783864 84993 /usr/lib/libglib-2.0.so.0.1600.3 hald-addo 7803 root mem REG 254,3 248432 943790 /usr/lib/libdbus-1.so.3.4.0 hald-addo 7803 root mem REG 254,3 131880 95366 /usr/lib/libdbus-glib-1.so.2.1.0 hald-addo 7803 root mem REG 254,3 62976 95977 /usr/lib/libhal.so.1.0.0 hald-addo 7803 root mem REG 254,2 127480 44091142 /lib/ld-2.7.so hald-addo 7803 root 0r CHR 1,3 9809 /dev/null hald-addo 7803 root 1u CHR 1,3 9809 /dev/null hald-addo 7803 root 2u CHR 1,3 9809 /dev/null hald-addo 7803 root 3u unix 0xffff810135e1a000 19484 socket hald-addo 7803 root 4r unix 0xffff810133c17080 19494 socket hald-addo 7804 haldaemon cwd DIR 254,3 4096 50490928 /usr/lib/hal hald-addo 7804 haldaemon rtd DIR 254,2 4096 128 / hald-addo 7804 haldaemon txt REG 254,3 15240 50508795 /usr/lib/hal/hald-addon-acpi hald-addo 7804 haldaemon mem REG 254,2 47528 44091154 /lib/libnss_files-2.7.so hald-addo 7804 haldaemon mem REG 254,2 43480 44091156 /lib/libnss_nis-2.7.so hald-addo 7804 haldaemon mem REG 254,2 93080 44091151 /lib/libnsl-2.7.so hald-addo 7804 haldaemon mem REG 254,2 35632 44091152 /lib/libnss_compat-2.7.so hald-addo 7804 haldaemon mem REG 254,2 1436976 44091145 /lib/libc-2.7.so hald-addo 7804 haldaemon mem REG 254,3 248432 943790 /usr/lib/libdbus-1.so.3.4.0 hald-addo 7804 haldaemon mem REG 254,3 62976 95977 /usr/lib/libhal.so.1.0.0 hald-addo 7804 haldaemon mem REG 254,2 127480 44091142 /lib/ld-2.7.so hald-addo 7804 haldaemon 0r CHR 1,3 9809 /dev/null hald-addo 7804 haldaemon 1u CHR 1,3 9809 /dev/null hald-addo 7804 haldaemon 2u CHR 1,3 9809 /dev/null hald-addo 7804 haldaemon 3u unix 0xffff810133c16b00 19485 socket hald-addo 7804 haldaemon 4r unix 0xffff810133c17600 19492 socket hald-addo 7856 root cwd DIR 254,3 4096 50490928 /usr/lib/hal hald-addo 7856 root rtd DIR 254,2 4096 128 / hald-addo 7856 root txt REG 254,3 23704 50508793 /usr/lib/hal/hald-addon-storage hald-addo 7856 root mem REG 254,2 14624 44091148 /lib/libdl-2.7.so hald-addo 7856 root mem REG 254,2 109368 37749080 /lib/libselinux.so.1 hald-addo 7856 root mem REG 254,3 154200 379 /usr/lib/libpcre.so.3.12.1 hald-addo 7856 root mem REG 254,2 93080 44091151 /lib/libnsl-2.7.so hald-addo 7856 root mem REG 254,3 281104 84998 /usr/lib/libgobject-2.0.so.0.1600.3 hald-addo 7856 root mem REG 254,2 1436976 44091145 /lib/libc-2.7.so hald-addo 7856 root mem REG 254,3 783864 84993 /usr/lib/libglib-2.0.so.0.1600.3 hald-addo 7856 root mem REG 254,3 248432 943790 /usr/lib/libdbus-1.so.3.4.0 hald-addo 7856 root mem REG 254,3 131880 95366 /usr/lib/libdbus-glib-1.so.2.1.0 hald-addo 7856 root mem REG 254,3 62976 95977 /usr/lib/libhal.so.1.0.0 hald-addo 7856 root mem REG 254,2 127480 44091142 /lib/ld-2.7.so hald-addo 7856 root 0r CHR 1,3 9809 /dev/null hald-addo 7856 root 1u CHR 1,3 9809 /dev/null hald-addo 7856 root 2u CHR 1,3 9809 /dev/null hald-addo 7856 root 3u unix 0xffff810135ce6840 19919 socket hald-addo 7856 root 4r unix 0xffff810135ce6dc0 19925 socket --- lspci: --- 00:00.0 Host bridge: Intel Corporation Mobile PM965/GM965/GL960 Memory Controller Hub (rev 0c) 00:01.0 PCI bridge: Intel Corporation Mobile PM965/GM965/GL960 PCI Express Root Port (rev 0c) 00:19.0 Ethernet controller: Intel Corporation 82566MM Gigabit Network Connection (rev 03) 00:1a.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #4 (rev 03) 00:1a.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #5 (rev 03) 00:1a.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #2 (rev 03) 00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 03) 00:1c.0 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 1 (rev 03) 00:1c.1 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 2 (rev 03) 00:1c.2 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 3 (rev 03) 00:1c.3 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 4 (rev 03) 00:1c.4 PCI bridge: Intel Corporation 82801H (ICH8 Family) PCI Express Port 5 (rev 03) 00:1d.0 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #1 (rev 03) 00:1d.1 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #2 (rev 03) 00:1d.2 USB Controller: Intel Corporation 82801H (ICH8 Family) USB UHCI Controller #3 (rev 03) 00:1d.7 USB Controller: Intel Corporation 82801H (ICH8 Family) USB2 EHCI Controller #1 (rev 03) 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev f3) 00:1f.0 ISA bridge: Intel Corporation 82801HBM (ICH8M-E) LPC Interface Controller (rev 03) 00:1f.1 IDE interface: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) IDE Controller (rev 03) 00:1f.2 SATA controller: Intel Corporation 82801HBM/HEM (ICH8M/ICH8M-E) SATA AHCI Controller (rev 03) 00:1f.3 SMBus: Intel Corporation 82801H (ICH8 Family) SMBus Controller (rev 03) 01:00.0 VGA compatible controller: nVidia Corporation Quadro FX 570M (rev a1) 03:00.0 Network controller: Intel Corporation PRO/Wireless 4965 AG or AGN Network Connection (rev 61) 15:00.0 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev ba) 15:00.1 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev 04) 15:00.2 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 21) 15:00.3 System peripheral: Ricoh Co Ltd R5C843 MMC Host Controller (rev 11) 15:00.4 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host Adapter (rev 11) 15:00.5 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 11) --- Restarting hal with /etc/init.d/hal stop / start seems to solve the problem (well, for now anyways) I would be quite happy to provide more assistance on this matter