[dm-devel] Segmentation Fault

[christophe varoqui]

Le lun 17/05/2004 à 19:06, Ling Hwa Hing a écrit :
> hi all,
> I'd managed to build the RPM package with multipath-tools-0.1.9. and now when i try to execute the #> multipath or with any other switches, the program gave me Segmentation Fault error on my console. and my RPM package build without problem.
> 
> During the compilation, there are lots of warning which complaint by gcc. below are the example:-
> 
> make[3]: Entering directory `/tmp/multipath-tools-0.1.9/klibc/klibc'
> gcc -Wp,-MD,syscalls/.__brk.d -mregparm=3 -DREGPARM -march=i386 -Os -falign-functions=0 -falign-jumps=0 -falign-loops=0  -nostdinc -iwithprefix include -I../klibc -I../klibc/arch/i386/include -I../klibc/include/bits32 -D__KLIBC__ -DBITSIZE=32 -I../klibc/include -I../linux/include -W -Wall -Wpointer-arith -Wwrite-strings -Wstrict-prototypes -Winline -c -o syscalls/__brk.o syscalls/__brk.c
> In file included from ../klibc/include/unistd.h:9,
>                  from ../klibc/syscommon.h:28,
>                  from syscalls/__brk.c:1:
> ../klibc/include/klibc/compiler.h:82:1: warning: "__attribute_pure__" redefined
> In file included from ../linux/include/linux/uio.h:4,
>                  from ../klibc/include/sys/uio.h:10,
>                  from ../klibc/syscommon.h:23,
>                  from syscalls/__brk.c:1:
> ../linux/include/linux/compiler.h:94:1: warning: this is the location of the previous definition
> In file included from ../klibc/include/unistd.h:9,
>                  from ../klibc/syscommon.h:28,
>                  from syscalls/__brk.c:1:
> ../klibc/include/klibc/compiler.h:101:1: warning: "__attribute_const__" redefined
> In file included from ../linux/include/linux/uio.h:4,
>                  from ../klibc/include/sys/uio.h:10,
>                  from ../klibc/syscommon.h:23,
>                  from syscalls/__brk.c:1:
> 
> could it be klibc cousing this? how can I provide you all more information instead of the statement above?
> I'm ain't good enugh to deal with this..... sigh...
> 
Yes, these messages come from klibc

anyway, I just compiled on a Celeron, Fedora core 2, and it gives no
segfault even if I also see these warnings.

so please send the 'strace multipath -v' output, and give a little more
detail about your SAN environment (hw models, scsi strings, ...).

regards,
cvaroqui