[Info-vax] Processes hang on USB-access

Joukj joukj at hrem.nano.tudelft.nl
Wed Mar 2 05:13:47 EST 2022


Volker Halle wrote:
> Jouk,
> 
> I wouldn't call this 'random numbers'. At least those values describing the IO are consistent:
> 
> FFFFFFFF.829A69C4   IRP$PS_CCB 		7FF7C400   <<< channel control block address
> FFFFFFFF.829A69C8   IRP$L_QIO_P1 		01522110   <<< buffer address
> FFFFFFFF.829A69D0   IRP$L_QIO_P2 		00007C00   <<< length
> FFFFFFFF.829A69D8   IRP$L_QIO_P3 		0001CB61  <<< starting LBN
>

But the IRP$L_FPC is always different.

> And if you look at the current IRP a couple of times (when access to the USB disk seems to 'hang'), those values are always the same, i.e. the current IRP does NOT change - correct ?
> 

After 2 hours I looked again and saw no changes in the IRP and all its 
values.


Going to try the autogen now and restart the system

             Jouk



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