[Libvir] Core dump while executing virsh in RHEL5 .

[Daniel Veillard]

On Tue, Oct 09, 2007 at 03:50:37PM +0530, Veerendra wrote:
> Hi all,
> 
> I have installed <mailto:libvir-list at redhat.com>libvirt-0.3.3-1, on my 
> RHEL 5 64 bit machine(KerVer 2.6.18-8.el5xen).
> But I am getting core-dump , while executing virsh command.
> 
> Could anyone please help me to solve this?
> 
> #gdb /usr/bin/virsh core
> 
> Core was generated by `virsh'.
> Program terminated with signal 11, Segmentation fault.
> #0 0x000000393686ca27 in malloc_consolidate () from /lib64/libc.so.6
> (gdb) where
> #0 0x000000393686ca27 in malloc_consolidate () from /lib64/libc.so.6
> #1 0x000000393686eea2 in _int_malloc () from /lib64/libc.so.6
> #2 0x00000039368706dd in malloc () from /lib64/libc.so.6
> #3 0x000000393685eb4a in __fopen_internal () from /lib64/libc.so.6
> #4 0x000000393682cb5f in read_alias_file () from /lib64/libc.so.6
> #5 0x000000393682d09e in _nl_expand_alias () from /lib64/libc.so.6
> #6 0x000000393682b93e in _nl_find_domain () from /lib64/libc.so.6
> #7 0x000000393682b2ff in __dcigettext () from /lib64/libc.so.6
> #8 0x000000393687530c in strerror_r () from /lib64/libc.so.6
> #9 0x000000393687514e in strerror () from /lib64/libc.so.6
> #10 0x00002aaaaab018f2 in __virConfReadFile () from /usr/lib64/libvirt.so.0
> #11 0x00002aaaaab021ec in __virConfReadFile () from /usr/lib64/libvirt.so.0
> #12 0x00002aaaaaadd44b in virInitialize () from /usr/lib64/libvirt.so.0
> #13 0x000000000040a65e in ?? ()
> #14 0x000000393681d8a4 in __libc_start_main () from /lib64/libc.so.6
> #15 0x00000000004033b9 in ?? ()
> #16 0x00007fffd2df95c8 in ?? ()
> #17 0x0000000000000000 in ?? ()

  Rerun under gdb control, as I'm unable to find where this may occur just
from the tack strace given. __virConfReadFile only calls virConfError
which does not call strerror, put a breakpoint in __virConfReadFile and
__virRaiseError and try to find out what is happening please.

Daniel

-- 
Red Hat Virtualization group http://redhat.com/virtualization/
Daniel Veillard      | virtualization library  http://libvirt.org/
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