[10738] in Athena Bugs

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RS/6000 AIX3.2 AFS3.2 salvager dumps core

daemon@ATHENA.MIT.EDU (Calvin Clark)
Fri Aug 6 00:46:44 1993

Date: Fri, 6 Aug 93 00:46:35 -0400
From: Calvin Clark <ckclark@MIT.EDU>
To: bugs@Athena.MIT.EDU
Cc: bug-afs@Athena.MIT.EDU, sipb-afsreq@Athena.MIT.EDU


I tried to salvage project.sipb (on rosebud) with the following command:

bos salvage rosebud b  536872538 -c sipb -file /usr/tmp/salvage.sipb

It returned the following output in the file: 

SalvageLog:
08/06/93 00:16:06 STARTING AFS SALVAGER 2.4 (/usr/afs/bin/salvager /vicepb 536872538)
08/06/93 00:16:57 CHECKING CLONED VOLUME 536873619.
08/06/93 00:16:57 project.sipb.backup (536873619) updated 07/27/93 01:26
08/06/93 00:16:57 Header file  is damaged
08/06/93 00:16:57 CHECKING CLONED VOLUME 536872539.
08/06/93 00:16:57 project.sipb.readonly (536872539) updated 08/04/93 16:28
08/06/93 00:16:59 "Salvage volume group" core dumped!

[ The bos output file had a single nul character at the end, which I
will not include in this message. ]

The following is a stack trace.  (The original core was in /vicepb; I
moved it to /usr/afs/logs.)



rosebud# pwd
/afs/athena.mit.edu/astaff/project/afsdev/bld/rs_aix32/obj/vol
rosebud# dbx salvager /usr/afs/logs/core.salvager
dbx version 3.1 for AIX.
Type 'help' for help.
reading symbolic information ...warning: no source compiled with -g

[using memory image in /usr/afs/logs/core.salvager]

segmentation violation in fdopen at 0xd001223c
0xd001223c (fdopen+0x6c) 937c0004         st   r27,0x4(r28)
(dbx) where
fdopen(0x9da8c04, 0x20001800) at 0xd001223c
SalvageIndex(0x804d, 0x0, 0x0, 0x2007847c, 0x1698, 0x2007335c, 0x1) at 0x10003d4c
SalvageVnodes(0x20072268, 0x20072284, 0x20078428, 0x1) at 0x10003c58
SalvageVolumeGroup(0x20072268, 0x3) at 0x10002b78
SalvageFileSys1(0x2ff7fb44, 0x2000065a) at 0x1000142c
SalvageFileSysParallel(0x2ff7fb44) at 0x10000e50
handleit(0x2006a478) at 0x10000660
cmd_Dispatch(0x4, 0x2006b238, 0x5265706f, 0x7274206f, 0x6e207375, 0x69642f73, 0x67696420, 0x66696c65) at 0x10016320
main(0x3, 0x2ff7fd84) at 0x100009c4
(dbx) 

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