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* torque install ubuntu elision broadwell
@ 2016-09-02 23:45 andrealphus
  2016-09-03 17:38 ` Florian Weimer
  0 siblings, 1 reply; 2+ messages in thread
From: andrealphus @ 2016-09-02 23:45 UTC (permalink / raw)
  To: gcc-help

I'm trying to get an install of Torque Resource Manager (6.x) up and
running on Ubuntu 16.04. It appears to buid/install fine, but when I
go to run one of the commands (pbs_server) there is a seg fault

strace just gives me a bunch of;
8880  +++ killed by SIGSEGV (core dumped) +++
8879  +++ killed by SIGSEGV (core dumped) +++
8878  +++ killed by SIGSEGV (core dumped) +++
8877  +++ killed by SIGSEGV (core dumped) +++

the core dump gives me;
Core was generated by `pbs_server'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007fd76d940960 in _xend () at
../sysdeps/unix/sysv/linux/x86/elision-unlock.c:33
33 ../sysdeps/unix/sysv/linux/x86/elision-unlock.c: No such file or directory.
[Current thread is 1 (Thread 0x7fd7637fe700 (LWP 33611))]
(gdb) bt
#0  0x00007fd76d940960 in _xend () at
../sysdeps/unix/sysv/linux/x86/elision-unlock.c:33
#1  __lll_unlock_elision (lock=0x63db380, private=0) at
../sysdeps/unix/sysv/linux/x86/elision-unlock.c:29


Is this related to elision issues? HLE/microcode? Any suggestions on
getting this to work?

Relevant info;

cpu: Intel(R) Xeon(R) CPU E5-2697 v4
microcode version: 3.20151106.1
glibc version: 2.23

any info would be awesome...Ive posted on the torque mailing list as well.

thanks!
ashton

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: torque install ubuntu elision broadwell
  2016-09-02 23:45 torque install ubuntu elision broadwell andrealphus
@ 2016-09-03 17:38 ` Florian Weimer
  0 siblings, 0 replies; 2+ messages in thread
From: Florian Weimer @ 2016-09-03 17:38 UTC (permalink / raw)
  To: andrealphus; +Cc: gcc-help

> the core dump gives me;
> Core was generated by `pbs_server'.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0  0x00007fd76d940960 in _xend () at
> ../sysdeps/unix/sysv/linux/x86/elision-unlock.c:33
> 33 ../sysdeps/unix/sysv/linux/x86/elision-unlock.c: No such file or directory.
> [Current thread is 1 (Thread 0x7fd7637fe700 (LWP 33611))]
> (gdb) bt
> #0  0x00007fd76d940960 in _xend () at
> ../sysdeps/unix/sysv/linux/x86/elision-unlock.c:33
> #1  __lll_unlock_elision (lock=0x63db380, private=0) at
> ../sysdeps/unix/sysv/linux/x86/elision-unlock.c:29
>
>
> Is this related to elision issues?

Usually, this happens when the application misuses a mutex (unlocking
it when it was not locked by the current thread).

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2016-09-02 23:45 torque install ubuntu elision broadwell andrealphus
2016-09-03 17:38 ` Florian Weimer

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