[Mauiusers] SIGSEGV in MNodeGetPreemptList

Jan Ploski Jan.Ploski at offis.de
Sun Sep 23 06:14:31 MDT 2007


Hello,

I didn't find a public bug tracker, and so I am posting a bug report 
here. Basically, Maui crashes shortly after startup if I have a certain 
mix of jobs in the queue. The stack trace is included below. Let me know 
if you would like further details.

Regards,
Jan Ploski

Maui version 3.2.6p19

srvgrid01:/var/spool/maui # gdb /usr/sbin/maui
GNU gdb 6.5
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GDB is free software, covered by the GNU General Public License, and you are
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Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "x86_64-suse-linux"...Using host libthread_db 
library "/lib64/libthread_db.so.1".

(gdb) set args -d
(gdb) run
Starting program: /usr/sbin/maui -d

Program received signal SIGSEGV, Segmentation fault.
0x000000000046c770 in MNodeGetPreemptList (PreemptorJ=0x5077d70,
     FNL=0x7fffafe91280, PNL=0x7fffafee12c0, PreemptJob=0x7fffaff852c0,
     Priority=10010, PIndex=1, IsConditional=0, NodeCount=0x7fffb00452e4,
     TaskCount=0x7fffb00452e8) at MNode.c:1581
1581              tmpJ[index2++] = J;
(gdb) bt
#0  0x000000000046c770 in MNodeGetPreemptList (PreemptorJ=0x5077d70,
     FNL=0x7fffafe91280, PNL=0x7fffafee12c0, PreemptJob=0x7fffaff852c0,
     Priority=10010, PIndex=1, IsConditional=0, NodeCount=0x7fffb00452e4,
     TaskCount=0x7fffb00452e8) at MNode.c:1581
#1  0x000000000043714f in MJobSelectMNL (J=0x5077d70, P=0xe13e68, FNL=0x0,
     MNodeList=0x7fffb0096a20, NodeMap=0x7fffb00455d0 "", 
SAllowPreemption=2)
     at MSched.c:1763
#2  0x0000000000491d2e in MQueueScheduleIJobs (Q=0x7fffb0106b20, P=0xe13e68)
     at MQueue.c:856
#3  0x0000000000441db9 in MSchedProcessJobs (OldDay=0x7fffb0168b90 "Sun",
     GlobalSQ=0x7fffb0148b90, GlobalHQ=0x7fffb0128b90) at MSched.c:7001
#4  0x000000000040392f in main (ArgC=2, ArgV=0x7fffb0168cd8) at Server.c:192
(gdb)


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