I'm fairly sure that z/OS keeps the TCBs in LSQA. So the address space will 
likely abend, but not the system.

John McKown 

Systems Engineer IV

IT

 

Administrative Services Group

 

HealthMarkets(r)

 

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john.mck...@healthmarkets.com * www.HealthMarkets.com

 

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> -----Original Message-----
> From: IBM Mainframe Discussion List 
> [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of Bill Fairchild
> Sent: Thursday, March 29, 2012 11:16 AM
> To: IBM-MAIN@bama.ua.edu
> Subject: Re: Malicious Software Protection
> 
> I believe Shmuel meant   05F0   instead of  07F0.
> Disassembled, it would read
>      BALR  R15,0
>      SVC   12      [also known as the SYNCH macro]
> 
> These two will result in a system wait state ABEND on any 
> OS/360 variant (PCP, MFT, MVT) after all SQA is gobbled up 
> and then the infinite loop wants some more.  I haven't tried 
> it yet on my z/OS system.  Don't have time.
> 
> Bill
> 
> -----Original Message-----
> From: IBM Mainframe Discussion List 
> [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of Bob Rutledge
> Sent: Wednesday, March 28, 2012 2:01 PM
> To: IBM-MAIN@bama.ua.edu
> Subject: Re: Malicious Software Protection
> 
> Shmuel Metz (Seymour J.) wrote:
> > 
> > Nonsense. OS/360 was a swiss cheese.
> > 
> >  07F0
> >  0A0C
> 
> BCR  15,0?  Was serialization required?
> 
> Bob
> 
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