Date: Thu, 7 Dec 2006 21:00:43 -0500 From: Kris Kennaway <kris@obsecurity.org> To: current@FreeBSD.org Cc: rodrigc@FreeBSD.org Subject: Leaked mountpoints Message-ID: <20061208020043.GA37444@xor.obsecurity.org>
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--8t9RHnE3ZwKMSgU+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline I'm seeing a lot of mountpoints "leaked", i.e. still being listed in the mount table but not actually being mounted (or unmountable). haessal# mount -v /dev/da0s1a on / (ufs, NFS exported, local, fsid 09e918411e72170c) devfs on /dev (devfs, local, fsid 00ff000101000000) /dev/da0s1e on /c (ufs, NFS exported, local, fsid 09e9184151f3b848) /dev/da0s1d on /usr (ufs, NFS exported, local, soft-updates, fsid 0ae918413c7f72af) devfs on /var/named/dev (devfs, local, fsid 01ff000101000000) ^-- these are all legitimately mounted, but these --v are leaked. /c/portbuild/i386/6/ports on /c/pkgbuild/6/chroot/40248/a/ports (nullfs, local, read-only, fsid 61ff000202000000) /c/portbuild/i386/6/src on /c/pkgbuild/6/chroot/40248/usr/src (nullfs, local, read-only, fsid 62ff000202000000) devfs on /c/pkgbuild/6/chroot/40248/dev (devfs, local, fsid 63ff000101000000) linprocfs on /c/pkgbuild/6/chroot/40248/compat/linux/proc (linprocfs, local, fsid 65ff000808000000) /c/portbuild/i386/6/ports on /c/pkgbuild/6/chroot/56024/a/ports (nullfs, local, read-only, fsid 6cff000202000000) /c/portbuild/i386/6/src on /c/pkgbuild/6/chroot/56024/usr/src (nullfs, local, read-only, fsid 6dff000202000000) devfs on /c/pkgbuild/6/chroot/56024/dev (devfs, local, fsid 6eff000101000000) linprocfs on /c/pkgbuild/6/chroot/56024/compat/linux/proc (linprocfs, local, fsid 6fff000808000000) /c/portbuild/i386/6/ports on /c/pkgbuild/6/chroot/62793/a/ports (nullfs, local, read-only, fsid 71ff000202000000) /c/portbuild/i386/6/src on /c/pkgbuild/6/chroot/62793/usr/src (nullfs, local, read-only, fsid 72ff000202000000) devfs on /c/pkgbuild/6/chroot/62793/dev (devfs, local, fsid 73ff000101000000) haessal# umount -f 73ff000101000000 umount: unmount of /c/pkgbuild/6/chroot/62793/dev failed: No such file or directory umount: retrying using path instead of file system ID umount: unmount of /c/pkgbuild/6/chroot/62793/dev failed: No such file or directory haessal# mount -v /dev/da0s1a on / (ufs, NFS exported, local, fsid 09e918411e72170c) devfs on /dev (devfs, local, fsid 00ff000101000000) /dev/da0s1e on /c (ufs, NFS exported, local, fsid 09e9184151f3b848) /dev/da0s1d on /usr (ufs, NFS exported, local, soft-updates, fsid 0ae918413c7f72af) devfs on /var/named/dev (devfs, local, fsid 01ff000101000000) /c/portbuild/i386/6/ports on /c/pkgbuild/6/chroot/40248/a/ports (nullfs, local, read-only, fsid 61ff000202000000) /c/portbuild/i386/6/src on /c/pkgbuild/6/chroot/40248/usr/src (nullfs, local, read-only, fsid 62ff000202000000) devfs on /c/pkgbuild/6/chroot/40248/dev (devfs, local, fsid 63ff000101000000) linprocfs on /c/pkgbuild/6/chroot/40248/compat/linux/proc (linprocfs, local, fsid 65ff000808000000) /c/portbuild/i386/6/ports on /c/pkgbuild/6/chroot/56024/a/ports (nullfs, local, read-only, fsid 6cff000202000000) /c/portbuild/i386/6/src on /c/pkgbuild/6/chroot/56024/usr/src (nullfs, local, read-only, fsid 6dff000202000000) devfs on /c/pkgbuild/6/chroot/56024/dev (devfs, local, fsid 6eff000101000000) linprocfs on /c/pkgbuild/6/chroot/56024/compat/linux/proc (linprocfs, local, fsid 6fff000808000000) /c/portbuild/i386/6/ports on /c/pkgbuild/6/chroot/62793/a/ports (nullfs, local, read-only, fsid 71ff000202000000) /c/portbuild/i386/6/src on /c/pkgbuild/6/chroot/62793/usr/src (nullfs, local, read-only, fsid 72ff000202000000) devfs on /c/pkgbuild/6/chroot/62793/dev (devfs, local, fsid 73ff000101000000) haessal# ls /c/pkgbuild/6/chroot/62793/dev ls: /c/pkgbuild/6/chroot/62793/dev: No such file or directory haessal# ls /c/pkgbuild/6/chroot/62793/ ls: /c/pkgbuild/6/chroot/62793/: No such file or directory --8t9RHnE3ZwKMSgU+ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQFFeMdKWry0BWjoQKURApqzAJ9wV/9AyH0Q09xPt1xyzNwk8T2ZTgCg7fIX JFnRzlMEgrSXc6TsLoTAppQ= =Y5MF -----END PGP SIGNATURE----- --8t9RHnE3ZwKMSgU+--
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