Bug 544382

Summary:	For sys-kernel/dracut generated image with sys-apps/systemd: error on boot: umount: /usr: target is busy systemd[1]: Failed unmounting /usr.
Product:	Gentoo Linux	Reporter:	thunder367 <thunder367>
Component:	[OLD] Core system	Assignee:	Patrick McLean <chutzpah>
Status:	RESOLVED TEST-REQUEST
Severity:	normal	CC:	aidecoe, alexander, alex_y_xu, prometheanfire, proxy-maint, systemd, thunder367
Priority:	Normal
Version:	unspecified
Hardware:	All
OS:	Linux
Whiteboard:
Package list:		Runtime testing required:	---
Attachments:	Config for grub Default parameters for grub Config for dracut Kernel config file (renamed from hiden) emerge --info Config fstab emerge -pv dracut make.conf blkid devices

Description thunder367 2015-03-24 19:05:19 UTC

In journalctl many record about unmount /usr for boot process. For generate initramfs I used dracaut.

мар 24 20:16:29 miheev dracut: Checking ext4: /dev/disk/by-uuid/28bbf789-964d-4d92-ad0a-c05fee49a9d0
мар 24 20:16:29 miheev dracut: issuing e2fsck -a  /dev/disk/by-uuid/28bbf789-964d-4d92-ad0a-c05fee49a9d0
мар 24 20:16:29 miheev dracut: /dev/disk/by-uuid/28bbf789-964d-4d92-ad0a-c05fee49a9d0: clean, 11177/1966080 files, 466033/7864320 blocks
мар 24 20:16:29 miheev dracut: Mounting /dev/disk/by-uuid/28bbf789-964d-4d92-ad0a-c05fee49a9d0 with -o defaults,errors=remount-ro,ro
мар 24 20:16:29 miheev kernel: EXT4-fs (dm-6): mounted filesystem with ordered data mode. Opts: errors=remount-ro
мар 24 20:16:29 miheev dracut: Mounted root filesystem /dev/mapper/vg-gentoo--root
мар 24 20:16:29 miheev dracut: Checking ext4: /dev/mapper/vg-gentoo--usr
мар 24 20:16:29 miheev dracut: issuing e2fsck -a  /dev/mapper/vg-gentoo--usr
мар 24 20:16:29 miheev dracut: /dev/mapper/vg-gentoo--usr: clean, 521440/1966080 files, 4885514/7864320 blocks
мар 24 20:16:29 miheev dracut: Mounting /usr with -o defaults,ro
мар 24 20:16:29 miheev kernel: EXT4-fs (dm-7): mounted filesystem with ordered data mode. Opts: (null)
мар 24 20:16:29 miheev dracut: Switching root
мар 24 20:16:29 miheev kernel: random: nonblocking pool is initialized
мар 24 20:16:29 miheev kernel: vboxdrv: Found 4 processor cores.
мар 24 20:16:29 miheev kernel: vboxdrv: fAsync=0 offMin=0x189 offMax=0x1ba8
мар 24 20:16:29 miheev kernel: vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
мар 24 20:16:29 miheev kernel: vboxdrv: Successfully loaded version 4.3.18 (interface 0x001a0008).
мар 24 20:16:29 miheev systemd-journal[2279]: Journal started
мар 24 20:16:29 miheev systemd-modules-load[2274]: Inserted module 'vboxnetflt'
мар 24 20:16:29 miheev systemd-modules-load[2274]: Inserted module 'vboxnetadp'
мар 24 20:16:29 miheev systemd-sysctl[2964]: Overwriting earlier assignment of kernel/sysrq in file '/usr/lib64/sysctl.d/60-gentoo.conf'.
мар 24 20:16:30 miheev systemd-fsck[2273]: /dev/mapper/vg-gentoo--root: clean, 11177/1966080 files, 466033/7864320 blocks
мар 24 20:16:30 miheev kernel: EXT4-fs (dm-7): re-mounted. Opts: (null)
мар 24 20:16:30 miheev kernel: EXT4-fs (dm-6): re-mounted. Opts: errors=remount-ro
мар 24 20:16:30 miheev umount[2982]: umount: /usr: target is busy
мар 24 20:16:30 miheev umount[2982]: (In some cases useful info about processes that
мар 24 20:16:30 miheev umount[2982]: use the device is found by lsof(8) or fuser(1).)
мар 24 20:16:30 miheev systemd[1]: usr.mount mount process exited, code=exited status=32
мар 24 20:16:30 miheev systemd[1]: Failed unmounting /usr.
мар 24 20:16:30 miheev umount[2984]: umount: /usr: target is busy
мар 24 20:16:30 miheev umount[2984]: (In some cases useful info about processes that
мар 24 20:16:30 miheev umount[2984]: use the device is found by lsof(8) or fuser(1).)
мар 24 20:16:30 miheev systemd[1]: usr.mount mount process exited, code=exited status=32
мар 24 20:16:30 miheev systemd[1]: Failed unmounting /usr.
мар 24 20:16:30 miheev umount[2986]: umount: /usr: target is busy
мар 24 20:16:30 miheev umount[2986]: (In some cases useful info about processes that
мар 24 20:16:30 miheev umount[2986]: use the device is found by lsof(8) or fuser(1).)
мар 24 20:16:30 miheev systemd[1]: usr.mount mount process exited, code=exited status=32
....
мар 24 20:16:32 miheev kernel: fbcon: inteldrmfb (fb0) is primary device
мар 24 20:16:32 miheev kernel: ACPI: Video Device [VID] (multi-head: yes  rom: no  post: no)
мар 24 20:16:32 miheev kernel: e1000e: Intel(R) PRO/1000 Network Driver - 2.3.2-k
мар 24 20:16:32 miheev kernel: e1000e: Copyright(c) 1999 - 2014 Intel Corporation.
....
NEXT MESSAGE BOOT PROCESS

Reproducible: Always

Steps to Reproduce:
1.Boot
2.Exec journalctl -b
3.

Comment 1 thunder367 2015-03-24 19:06:20 UTC

Created attachment 399644 [details]
Config for grub

Comment 2 thunder367 2015-03-24 19:07:48 UTC

Created attachment 399646 [details]
Default parameters for grub

Comment 3 thunder367 2015-03-24 19:08:43 UTC

Created attachment 399648 [details]
Config for dracut

Comment 4 thunder367 2015-03-24 19:11:12 UTC

Created attachment 399654 [details]
Kernel config file (renamed from hiden)

Comment 5 thunder367 2015-03-24 19:15:39 UTC

Created attachment 399656 [details]
emerge --info

Comment 6 thunder367 2015-03-24 19:18:10 UTC

Created attachment 399658 [details]
Config fstab

Comment 7 thunder367 2015-03-24 19:19:12 UTC

Created attachment 399660 [details]
emerge -pv dracut

Comment 8 thunder367 2015-03-24 19:20:12 UTC

Created attachment 399662 [details]
make.conf

Comment 9 thunder367 2015-03-24 19:26:38 UTC

In my system used 2 operating system. I used systemd and dracut. Partition table on GPT and EFI for boot.

miheev / # parted -l
Model: ATA HGST HTS721010A9 (scsi)
Disk /dev/sda: 1000GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags: 

Number  Start   End     Size    File system  Name                          Flags
 1      1049kB  316MB   315MB   ntfs         Basic data partition          hidden, diag
 2      316MB   420MB   105MB   fat32        EFI system partition          boot, esp
 3      420MB   555MB   134MB                Microsoft reserved partition  msftres
 4      555MB   500GB   500GB   ntfs         Basic data partition          msftdata
 5      500GB   501GB   1000MB  ext4         Linux Boot Partition          msftdata
 6      501GB   1000GB  499GB                Linux LVM Partition           lvm

Comment 10 Alex Xu (Hello71) 2015-03-27 22:34:15 UTC

Remove /usr from /etc/fstab.

Comment 11 thunder367 2015-03-28 19:53:09 UTC

(In reply to Alex Xu (Hello71) from comment #10)
> Remove /usr from /etc/fstab.

If I remove /usr from /etc/fstab operating system not boot.

Comment 12 thunder367 2015-03-29 10:42:19 UTC

Created attachment 400008 [details]
blkid devices

Comment 13 Alexander Tsoy 2015-03-30 22:33:22 UTC

umount errors appears after switching root, so I don't see how dracut is involved. Fedora bug:
https://bugzilla.redhat.com/show_bug.cgi?id=1159648

Comment 14 Alexander Tsoy 2015-05-23 21:15:45 UTC

Someone on redhat BZ reported that systemd-219_p112 works fine. Can you confirm this?

Comment 15 Pacho Ramos gentoo-dev

2015-09-07 18:43:33 UTC

(In reply to Alexander Tsoy from comment #14)
> Someone on redhat BZ reported that systemd-219_p112 works fine. Can you
> confirm this?

Also try with 225