[Info-vax] DCL crashing bug update

Simon Clubley clubley at remove_me.eisner.decus.org-Earth.UFP
Tue Jul 25 16:04:46 EDT 2017


On 2017-07-25, Volker Halle <volker_halle at hotmail.com> wrote:
> Simon,
>
> I can easily reproduce the process crash on OpenVMS Alpha V8.2 running on a
> CHARON-AXP A1000 emulated Alpha.
>

Yet another data point thanks.

>
> The MACHINECHK Crash you've seen is most likely NOT related to this Problem.

I agree. I think it's some emulator artifact.

> A MACHINECHK Crash is typically a 'hardware' Problem. In this case (running
> on the FreeAXP Emulator), it's most likely an Emulator Software Problem.
>
> Did you get a crashdump written ? Did you extract the errlog Information from
> the Crash (using SDA> CLUE ERRLOG) and analyze CLUE$ERRLOG.SYS with DECevent ?
> This would tell you more about the underlying reason for the MACHINECHK.
>

I don't really want to faff around with installing DECevent for what
is almost certainly an emulation problem. I did do a:

	anal/error/elv translate clue$errlog.sys/output=a.lis

and the results are below in case they tell you something.

Output file SYS$SYSROOT:[SYSMGR]A.LIS;1 created at 25-JUL-2017 20:08:14.95


Output for SYS$SYSROOT:[SYSMGR]CLUE$ERRLOG.SYS;1

EVENT  EVENT_TYPE_____________________________  TIMESTAMP______________  NODE__  EVENT_CLASS____________________________
1      Machine Check 670 - Processor UCE         9-JUL-2017 12:02:55.00  AXPA    MACHINE_CHECKS                         

DESCRIPTION__________________________________   RANGE___   VALUE_____________   TRANSLATED_VALUE_______________________
   Hardware Architecture                                   4                    Alpha                                  
   Hardware System Type                                    13                                                          
   Logging CPU                                             0                                                           
   Number of CPU's in Active Set                           1                                                           
   System Marketing Model                                  1152                 AlphaStation 400 4/233                 
   Seconds Since Boot                                      0                                                           
   Chip Type                                               2                    EV4 (21064)                            
   Error Sequence Number                                   0                                                           
   Operating System Version                                V8.4                                                        


EVENT  EVENT_TYPE_____________________________  TIMESTAMP______________  NODE__  EVENT_CLASS____________________________
2      Crash Restart                             9-JUL-2017 12:02:55.00  AXPA    BUGCHECKS                              

DESCRIPTION__________________________________   RANGE___   VALUE_____________   TRANSLATED_VALUE_______________________
   Hardware Architecture                                   4                    Alpha                                  
   Hardware System Type                                    13                                                          
   Logging CPU                                             0                                                           
   Number of CPU's in Active Set                           0                                                           
   System Marketing Model                                  1152                 AlphaStation 400 4/233                 
   Seconds Since Boot                                      0                                                           
   Chip Type                                               2                    EV4 (21064)                            
   Error Sequence Number                                   1                                                           
   Operating System Version                                V8.4                                                        

   Kernel Stack Pointer                                    0xFFFFFFFF831FBF00                                          
   Executive Stack Pointer                                 0xFFFFFFFF831FD000                                          
   Supervisor Stack Pointer                                0xFFFFFFFF831F7000                                          
   User Stack Pointer                                      0xFFFFFFFF831F7000                                          
   Register R0                                             0x000000000000004B                                          
   Register R1                                             0x0000000000000210                                          
   Register R2                                             0xFFFFFFFF8183EE38                                          
   Register R3                                             0xFFFFFFFF8183F290                                          
   Register R4                                             0x0000000000000048                                          
   Register R5                                             0x0000000000001F04                                          
   Register R6                                             0xFFFFFFFF81C16000                                          
   Register R7                                             0x0000000000000800                                          
   Register R8                                             0x0000000000000000                                          
   Register R9                                             0x000000002009A000                                          
   Register R10                                            0xFFFFFFFF81C172D0                                          
   Register R11                                            0xFFFFFFFF8300E000                                          
   Register R12                                            0xFFFFFFFF81C16E40                                          
   Register R13                                            0xFFFFFFFF81C16000                                          
   Register R14                                            0xFFFFFFFF8325ADE8                                          
   Register R15                                            0xFFFFFFFF81808000                                          
   Register R16                                            0x0000000000000215                                          
   Register R17                                            0x0000000000004000                                          
   Register R18                                            0x0000000000000002                                          
   Register R19                                            0x0000000000000002                                          
   Register R20                                            0x0000000000000004                                          
   Register R21                                            0x81C1208000000000                                          
   Register R22                                            0x0000000000000000                                          
   Register R23                                            0xFFFFFFFF8180A0F8                                          
   Register R24                                            0x0000000000000000                                          
   Register R25                                            0x0000000000000001                                          
   Register R26                                            0xFFFFFFFF80015708                                          
   Register R27                                            0xFFFFFFFF818C07D8                                          
   Register R28                                            0x0000000000000000                                          
   Frame Pointer                                           0xFFFFFFFF831FBF00                                          
   Current Stack Pointer                                   0xFFFFFFFF831FBF00                                          
   Program Counter                                         0xFFFFFFFF800157A8                                          
   Processor Status                             <63:00>:   0x0000000000001F04                                          
      Interrupt Pending                            <02>:   0x1                                                         
      Current Mode                              <04:03>:   0x0                  Kernel                                 
      Interrupt Priority Level (IPL)                       0x1F                                                        
      Stack Alignment                           <61:56>:   0x00                                                        
   Page Table Base Register (PTBR)                         0x00000000000000F2                                          
   Privileged Context Block Base (PCBB)                    0x0000000001016080                                          
   Processor Base Register (PRBR)                          0xFFFFFFFF81C16000                                          
   Virtual Page Table Base (VPTB)                          0xFFFFFEFC00000000                                          
   System Control Block Base (SCBB)                        0x000000000000096B                                          
   Software Interrupt Summary (SISR)            <63:00>:   0x0000000000000140                                          
      IPL 6 Interrupt Pending                                                                                          
      IPL 8 Interrupt Pending                                                                                          
   Address Space Number (ASN)                              0                                                           
   AST Enable/AST Summary (ASTEN/ASTSR)         <63:00>:   0x0000000000000000                                          
   Floating-Point Enable (FEN)                  <63:00>:   0x0000000000000000                                          
   Interrupt Priority Level (IPL)                          31                                                          
   Machine Check Error Summary (MCES)           <63:00>:   0x0000000000000000                                          
   Bugcheck/Crash Code                          <31:00>:   0x00000215                                                  
      Reboot Type                                  <00>:   0x1                  COLD                                   
      Severity                                     <02>:   0x1                  FATAL                                  
      Type                                      <31:03>:   0x00000042           MACHINECHK                             
   Current Process ID                                      0x00010000                                                  
   Current Process Name                                    .NULL


ERROR_LOG_SUMMARY______________________________________________________

Total number of events:                		2
Number of the first event:             		1
Number of the last event:              		2
Earliest event occurred:               		 9-JUL-2017 12:02:55.00
Latest event occurred:                 		 9-JUL-2017 12:02:55.00
Number of events by event class:       
	BUGCHECKS                               1
	MACHINE_CHECKS                          1

Simon.

-- 
Simon Clubley, clubley at remove_me.eisner.decus.org-Earth.UFP
Microsoft: Bringing you 1980s technology to a 21st century world



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