[121] in Hotline Meeting
M16-034-11,1
daemon@ATHENA.MIT.EDU (bwmelans@ATHENA.MIT.EDU)
Fri Apr 20 15:51:06 1990
From: bwmelans@ATHENA.MIT.EDU
To: hotline@ATHENA.MIT.EDU
Date: Fri, 20 Apr 90 15:50:37 EDT
Both #1 and #11 have these errors in the mesage log.
Apr 17 18:33:41 M16-034-11 vmunix: trap: mcs_pcs=0x342<DATA-ADDR,UNKNOWN,
MACHINE-CHECK,IO-TRAP>, info=0x0, iar=0x40d0, ics_cs=0x810028<CHKSTOP-MASK>
Apr 17 18:33:41 M16-034-11 vmunix: CSR=220000ff
Apr 17 18:33:41 M16-034-11 vmunix: R0 ... R3 00005600 1ffff808 00002000 1fffcc9c
Apr 17 18:33:41 M16-034-11 vmunix: R4 ... R7 1fffcc9c 100018e0 00000000 10001800
Apr 17 18:33:41 M16-034-11 vmunix: R8 ... Rb 1fffcc78 10001810 1fffcc80 100040f8
Apr 17 18:33:41 M16-034-11 vmunix: Rc ... Rf 1fffcc80 1fffcc3c 10000524 00001bdc
Apr 17 18:33:41 M16-034-11 vmunix: exception stack(1): lm r13,1ffff838
Apr 17 18:33:42 M16-034-11 vmunix: GSR1=40000000 REP1=82ffff58 SER=8<PAGE-FAULT> SE
AR=2e4838 TRAR=b64000 TCR=105f<TLIPT> HAT/IPT=5f
Apr 17 18:33:42 M16-034-11 vmunix: panic: machine check
Apr 17 18:33:42 M16-034-11 vmunix: syncing disks... 20 20 18 18 18 17 17 16 16 15 1
5 14 13 13 12 11 10 10 10 10 9 9 7 7 6 5 4 4 3 2 2 1 done
Apr 17 18:33:42 M16-034-11 vmunix:
Apr 17 18:33:42 M16-034-11 vmunix: dumping to dev 101, offset 8864
Apr 17 18:33:42 M16-034-11 vmunix: dump HDINIT: Disk I/O Error CMD=0x30 hd: Err=0x8
0<BAD-BLOCK> Status=0x51<ERROR,SEEK-DONE,DRIVE-READY> Cyl=409 Hd=0 Sect=1 SCT=7
Apr 17 18:33:42 M16-034-11 vmunix: HDINIT: Disk I/O Error CMD=0x30 hd: Err=0x80<BAD
-BLOCK> Status=0x51<ERROR,SEEK-DONE,DRIVE-READY> Cyl=410 Hd=0 Sect=6 SCT=2
Apr 17 18:33:42 M16-034-11 vmunix: HDINIT: Disk I/O Error CMD=0x30 hd: Err=0x80<BAD
-BLOCK> Status=0x51<ERROR,SEEK-DONE,DRIVE-READY> Cyl=506 Hd=1 Sect=15 SCT=10.
What this looks like is a memory problem. These systems are trying to stack
data in memory and fail. I ran diags the last time on these sytems an
come up with nothing. I strongly suggest that the memory boards be replaced.
#11 26-0000372
#1 26-0000119
P.S. #5 is with pc support.
Brian Melanson
