From 8c04a1fa3f7d569d48fe9b5342d0bd4c533179b9 Mon Sep 17 00:00:00 2001 From: Gary Mills Date: Wed, 13 Jan 2016 13:11:38 -0800 Subject: [PATCH] 6537 Panic on zpool scrub with DEBUG kernel Reviewed by: Steve Gonczi Reviewed by: Dan McDonald Reviewed by: Igor Kozhukhov Reviewed by: Matthew Ahrens Approved by: Matthew Ahrens --- usr/src/uts/common/fs/zfs/dsl_scan.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/usr/src/uts/common/fs/zfs/dsl_scan.c b/usr/src/uts/common/fs/zfs/dsl_scan.c index 53902793ef..fb4efa55a6 100644 --- a/usr/src/uts/common/fs/zfs/dsl_scan.c +++ b/usr/src/uts/common/fs/zfs/dsl_scan.c @@ -21,6 +21,7 @@ /* * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2011, 2015 by Delphix. All rights reserved. + * Copyright 2016 Gary Mills */ #include @@ -1517,7 +1518,8 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx) } if (err != 0) return; - if (!scn->scn_async_destroying && zfs_free_leak_on_eio && + if (dp->dp_free_dir != NULL && !scn->scn_async_destroying && + zfs_free_leak_on_eio && (dsl_dir_phys(dp->dp_free_dir)->dd_used_bytes != 0 || dsl_dir_phys(dp->dp_free_dir)->dd_compressed_bytes != 0 || dsl_dir_phys(dp->dp_free_dir)->dd_uncompressed_bytes != 0)) { @@ -1543,7 +1545,7 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx) -dsl_dir_phys(dp->dp_free_dir)->dd_compressed_bytes, -dsl_dir_phys(dp->dp_free_dir)->dd_uncompressed_bytes, tx); } - if (!scn->scn_async_destroying) { + if (dp->dp_free_dir != NULL && !scn->scn_async_destroying) { /* finished; verify that space accounting went to zero */ ASSERT0(dsl_dir_phys(dp->dp_free_dir)->dd_used_bytes); ASSERT0(dsl_dir_phys(dp->dp_free_dir)->dd_compressed_bytes); -- 2.11.4.GIT