Hi, look at github: https://github.com/zfsonlinux/zfs/issues/6800
Good luck :-) Am 21.12.2017 um 16:33 schrieb Carsten Aulbert: > Hi again > > brief f'up on my previous mail. It looks it has something to do with > rights/capabilities/... as I *can* set the suid bit if (but only if) the > file is also owned by the primary gid of root (adding root to postdrop > does *not* help): > > stat postqueue; chown -v root:root postqueue; \ > stat postqueue; chmod -v 2555 postqueue; \ > stat postqueue; chown -v root:postdrop postqueue; \ > stat postqueue > > File: postqueue > Size: 22600 Blocks: 21 IO Block: 23040 regular file > Device: 31h/49d Inode: 32397 Links: 1 > Access: (0555/-r-xr-xr-x) Uid: ( 0/ root) Gid: ( 110/postdrop) > Access: 2017-12-21 14:34:21.000000000 +0000 > Modify: 2017-09-27 04:56:28.000000000 +0000 > Change: 2017-12-21 15:30:03.058681568 +0000 > Birth: - > > changed ownership of 'postqueue' from root:postdrop to root:root > > File: postqueue > Size: 22600 Blocks: 21 IO Block: 23040 regular file > Device: 31h/49d Inode: 32397 Links: 1 > Access: (0555/-r-xr-xr-x) Uid: ( 0/ root) Gid: ( 0/ root) > Access: 2017-12-21 14:34:21.000000000 +0000 > Modify: 2017-09-27 04:56:28.000000000 +0000 > Change: 2017-12-21 15:31:34.227390065 +0000 > Birth: - > > mode of 'postqueue' changed from 0555 (r-xr-xr-x) to 2555 (r-xr-sr-x) > > File: postqueue > Size: 22600 Blocks: 21 IO Block: 23040 regular file > Device: 31h/49d Inode: 32397 Links: 1 > Access: (2555/-r-xr-sr-x) Uid: ( 0/ root) Gid: ( 0/ root) > Access: 2017-12-21 14:34:21.000000000 +0000 > Modify: 2017-09-27 04:56:28.000000000 +0000 > Change: 2017-12-21 15:31:34.231390097 +0000 > Birth: - > > changed ownership of 'postqueue' from root:root to root:postdrop > > File: postqueue > Size: 22600 Blocks: 21 IO Block: 23040 regular file > Device: 31h/49d Inode: 32397 Links: 1 > Access: (0555/-r-xr-xr-x) Uid: ( 0/ root) Gid: ( 110/postdrop) > Access: 2017-12-21 14:34:21.000000000 +0000 > Modify: 2017-09-27 04:56:28.000000000 +0000 > Change: 2017-12-21 15:31:34.239390160 +0000 > Birth: - > > What really puzzles me is that the last chown resets it. > > Does this ring any bell with anyone? I'm still at a loss here. > > Cheers > Carsten > > PS: Ruled out so far: The two different Linux kernel versions and ZFS > setting xattr (sa vs. on) > _______________________________________________ > lxc-users mailing list > [email protected] > http://lists.linuxcontainers.org/listinfo/lxc-users > _______________________________________________ lxc-users mailing list [email protected] http://lists.linuxcontainers.org/listinfo/lxc-users
