Messages in this thread | | | Date | Tue, 14 May 2002 10:29:01 +0100 | From | Russell King <> | Subject | Re: ADS GCP reboots when running the application! |
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On Tue, May 14, 2002 at 02:41:06PM +0530, rpm wrote: > On Monday 13 May 2002 10:07 pm, Russell King wrote: > > No such thing on ARMs. If you take a fault while handling one, you > > re-enter the fault handler - you don't reboot. > > What if the fault handler does a fault ( like seg fault in seg fault handler > ) , cause in i386, i remember such a situation causes a processor reboot as > it becomes a infinite loop !
You're right in the x86 case, but wrong in the ARM case - you just take a fault after fault after fault (and you'll either end up overwriting the kernel or something else of that nature).
> so i conclude that the system crashes in brk() sys call !
strace would print 'brk(' on entry to the syscall though.
> If you can point out the cases where the kernel reboots without showing > any message , then it will be easier to debug for me!
Well, if I knew of any, they'd get removed/fixed pretty damned fast.
-- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html
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