[Gluster-devel] 3.4.0beta2 crash in conservative merge?

[Emmanuel Dreyfus]

Here is a client crash on 3.4.0beta2:

[2013-05-25 03:33:00.044913] I
[afr-self-heal-entry.c:2253:afr_sh_entry_fix] 0-gfs34-replicate-1:
/manu/netbsd/usr/src/tools/gcc/obj/build/build-i386-unknown-ne
tbsdelf6.0/libiberty: Performing conservative merge
[2013-05-25 03:34:25.624657] W
[client-rpc-fops.c:1994:client3_3_setattr_cbk] 0-gfs34-client-0: remote
operation failed: No such file or directory
[2013-05-25 03:34:25.625071] W
[client-rpc-fops.c:1994:client3_3_setattr_cbk] 0-gfs34-client-1: remote
operation failed: No such file or directory
[2013-05-25 03:34:25.626138] W
[client-rpc-fops.c:1755:client3_3_xattrop_cbk] 0-gfs34-client-1: remote
operation failed: Undefined error: 0. Path: (null) (--)
[2013-05-25 03:34:25.626373] W
[client-rpc-fops.c:1755:client3_3_xattrop_cbk] 0-gfs34-client-0: remote
operation failed: Undefined error: 0. Path: (null) (--)
pending frames:
frame : type(1) op(LOOKUP)
frame : type(1) op(RENAME)
frame : type(1) op(SETATTR)
frame : type(1) op(SETATTR)
frame : type(1) op(OPEN)
frame : type(1) op(OPEN)
frame : type(1) op(OPEN)
frame : type(0) op(0)
frame : type(0) op(0)
frame : type(0) op(0)
frame : type(0) op(0)
frame : type(0) op(0)

patchset: git://git.gluster.com/glusterfs.git
signal received: 11
time of crash: 2013-05-25 03:34:25configuration details:
dlfcn 1
fdatasync 1
libpthread 1
llistxattr 1
spinlock 1
extattr.h 1
xattr.h 1
st_atimespec.tv_nsec 1
package-string: glusterfs 3.4.0beta2


>From the core file:
Program terminated with signal 11, Segmentation fault.
#0  0xb9e11ffd in dht_migration_complete_check_task ()
   from /usr/pkg/lib/glusterfs/3.4.0beta2/xlator/cluster/distribute.so
(gdb) bt
#0  0xb9e11ffd in dht_migration_complete_check_task ()
   from /usr/pkg/lib/glusterfs/3.4.0beta2/xlator/cluster/distribute.so
#1  0xbb7ba3a6 in synctask_wrap () from /usr/pkg/lib/libglusterfs.so.0
#2  0xbb4c99b0 in swapcontext () from /usr/lib/libc.so.12

I can work on that, but I would need to know how to reliabily reproduce
it.

-- 
Emmanuel Dreyfus
http://hcpnet.free.fr/pubz
manu at netbsd.org