On Wed, 08 Nov 2000 16:35:36 -0800,
David Ford <david@linux.com> wrote:
>Ok, in test10, for every 2 out of 5 boots, this particular workstation
>locks up hard as it reaches the following:
>
>usb.c: registered new driver usbdevfs
>usb.c: registered new driver hub
>usb-uhci.c: $Revision: 1.242 $ time 15:53:47 Nov 8 2000
>usb-uhci.c: High bandwidth mode enabled
>usb-uhci.c: USB UHCI at I/O 0xb400, IRQ 9
>usb-uhci.c: Detected 2 ports
><locks here, hard reset required>
Apply the kernel debugger patch[*], select "APIC and IO-APIC support on
uniprocessors" then "NMI watchdog active for uniprocessors". Compile,
install, reboot. When the machine hangs, NMI should drop into kdb
after 5 seconds, 'bt' gives a backtrace.
ftp://oss.sgi.com/projects/kdb/download/ix86/kdb-v1.5-2.4.0-test10.gz
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This archive was generated by hypermail 2b29 : Wed Nov 15 2000 - 21:00:13 EST