Can you post a bt full? Thanks
On Wed, Aug 13, 2014 at 9:35 PM, Emmanuel Dreyfus <[email protected]> wrote: > Just in case someone has an idea why this happens: From time to time on > NetBSD, gluster randomly crashes because "this" gets replaced by process > environment. Here is an example: > > #3 0xbb75afb2 in dict_get (this=0xbb140628, > key=0xbb23669a "transport.address-family") at dict.c:380 > (gdb) list > 375 if (!this || !key) { > 376 gf_log_callingfn ("dict", GF_LOG_INFO, > 377 "!this || key=%s", (key) ? key : > "()"); > 378 return NULL; > 379 } > 380 if (this->hash_size < 0) abort(); > 381 > 382 LOCK (&this->lock); > 383 > 384 pair = _dict_lookup (this, key); > > Note I added the if (this->hash_size < 0) abort(); to catch the problem > early. > "this" is completely corrupted: > > (gdb) print *this > $2 = {is_static = 1 '\001', hash_size = -1082130687, count = -1082130674, > refcount = -1082130649, members = 0xbf7fff2e, members_list = 0xbf7fff39, > extra_free = 0xbf7fff41 "HARNESS_VERSION=3.26", > extra_stdfree = 0xbf7fff56 "SU_FROM=root", lock = {pts_magic = > 3212836707, > pts_spin = 112 'p', pts_flags = -1082130523}, > members_internal = 0xbf7fffb6, free_pair = {hash_next = 0xbb185411, > prev = 0x0, next = 0x0, value = 0x0, key = 0x0}, > free_pair_in_use = _gf_false} > > Hex output give a better hint at the problem: > > (gdb) x/10wx this > 0xbb140628: 0xbf7ffeed 0xbf7fff01 0xbf7fff0e 0xbf7fff27 > 0xbb140638: 0xbf7fff2e 0xbf7fff39 0xbf7fff41 0xbf7fff56 > 0xbb140648: 0xbf7fff63 0xbf7fff70 > (gdb) x/1s 0xbf7ffeed > 0xbf7ffeed: "MAIL=/var/mail/root" > (gdb) x/1s 0xbf7fff01 > 0xbf7fff01: "BLOCKSIZE=1k" > (gdb) x/1s 0xbf7fff0e > 0xbf7fff0e: "PWD=/autobuild/glusterfs" > > > Oddly, rebooting the machine fixes the problem. > > -- > Emmanuel Dreyfus > http://hcpnet.free.fr/pubz > [email protected] > _______________________________________________ > Gluster-devel mailing list > [email protected] > http://supercolony.gluster.org/mailman/listinfo/gluster-devel >
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