You can use the attached patch, it should fix the problem.
We are still waiting for code review and a final solution by illumos,
maybe I will commit this preliminary (or final) fix to head.
mm
On 5.4.2013 16:49, Larry Rosenman wrote:
> On 2013-04-02 16:26, Martin Matuska wrote:
>> On 1. 4. 2013 22:33, Martin Matuska wrote:
>>> This error seems to be limited to sending deduplicated streams. Does
>>> sending without "-D" work ok? This might be a vendor error as well.
>>>
>>> On 1.4.2013 20:05, Larry Rosenman wrote:
>>>> Re-Sending. Any ideas, guys/gals?
>>>>
>>>> This really gets in my way.
>>>>
>> This may be also related to:
>> http://www.freebsd.org/cgi/query-pr.cgi?pr=176978
> Taking off -D does get around the panic.
>
> What information can I provide to help fix it?
>
> I *CAN* provide access to both sides via SSH.
>
>
--
Martin Matuska
FreeBSD committer
http://blog.vx.sk
Index: sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c
===================================================================
--- sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c (revision
249165)
+++ sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c (working copy)
@@ -990,6 +990,7 @@ free_guid_map_onexit(void *arg)
while ((gmep = avl_destroy_nodes(ca, &cookie)) != NULL) {
dsl_dataset_long_rele(gmep->gme_ds, gmep);
+ dsl_dataset_rele(gmep->gme_ds, FTAG);
kmem_free(gmep, sizeof (guid_map_entry_t));
}
avl_destroy(ca);
@@ -1698,7 +1699,6 @@ add_ds_to_guidmap(const char *name, avl_tree_t *gu
gmep->gme_ds = snapds;
avl_add(guid_map, gmep);
dsl_dataset_long_hold(snapds, gmep);
- dsl_dataset_rele(snapds, FTAG);
}
dsl_pool_rele(dp, FTAG);
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