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FreeBSD: Ensure that z_pflags is initialized for new znodes

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The field is subsequently accessed in zfs_mknode(), in
zfs_inherit_projid().  The Linux implementation of zfs_create_fs() has
this initialization already; there is no counterpart to
zfs_create_share_dir() that I can see.

Reported-by: KMSAN
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Rob Norris <rob.norris@klarasystems.com>
Signed-off-by: Mark Johnston <markj@FreeBSD.org>
Closes #17486
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Mark Johnston 2025-06-25 12:07:17 -04:00 committed by Tony Hutter
parent 9cf069b366
commit c3d74a0d6f
1 changed files with 2 additions and 0 deletions
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module/os/freebsd/zfs/zfs_znode_os.c
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@ -288,6 +288,7 @@ zfs_create_share_dir(zfsvfs_t *zfsvfs, dmu_tx_t *tx)
sharezp->z_atime_dirty = 0;
sharezp->z_zfsvfs = zfsvfs;
sharezp->z_is_sa = zfsvfs->z_use_sa;
sharezp->z_pflags = 0;
VERIFY0(zfs_acl_ids_create(sharezp, IS_ROOT_NODE, &vattr,
kcred, NULL, &acl_ids, NULL));
@ -1722,6 +1723,7 @@ zfs_create_fs(objset_t *os, cred_t *cr, nvlist_t *zplprops, dmu_tx_t *tx)
rootzp->z_unlinked = 0;
rootzp->z_atime_dirty = 0;
rootzp->z_is_sa = USE_SA(version, os);
rootzp->z_pflags = 0;
zfsvfs->z_os = os;
zfsvfs->z_parent = zfsvfs;