J. R. Okajima:
Guan Xin:
> With your new patch the dmesg looks much more tidy. Relevant messages:
>
> [ Â 158.069589] X[1287]:dentry_iput:339: SYSV00000000 f500f000 i32768
> 0100777 f46570ac
I think I cound find the root cause now.
It is SysV IPC and shmget(2) changes the inode number illegally.
Hmm, I need to find a new work-around...
Here is my kernel log after applying debug patch. This is first message
regarding the inodes error.
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055201]
pcmanfm[1783]:dentry_iput:308: SYSV00000000 ffff88007f40c400 i32768 0100777
ffff88006c080cd8
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055209]
pcmanfm[1783]:shmem_evict_inode:658: ffff88007f40c400, i32768, 0100777
ffff88006c080cd8
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055213] ------------[ cut here
]------------
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055235] WARNING: CPU: 0 PID:
1783 at mm/shmem.c:660 shmem_evict_inode+0x1fa/0x200()
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055239] Modules linked in:
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055244] CPU: 0 PID: 1783 Comm:
pcmanfm Not tainted 3.14.6-aufs #18
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055248] Hardware name: innotek
GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055252]Â 0000000000000000
0000000000000009 ffffffff8153e6b7 0000000000000000
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055261]Â ffffffff8104ba81
0000000000008000 ffff88006c080cc0 ffff88006c080cd8
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055265]Â ffff88006c080cc0
ffff88007f4090c0 ffffffff810e13ea ffff880000008000
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055269] Call Trace:
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055280]Â [<ffffffff8153e6b7>]
? dump_stack+0x41/0x51
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055292]Â [<ffffffff8104ba81>]
? warn_slowpath_common+0x81/0xb0
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055304]Â [<ffffffff810e13ea>]
? shmem_evict_inode+0x1fa/0x200
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055312]Â [<ffffffff811273d2>]
? evict+0xa2/0x190
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055319]Â [<ffffffff811241d0>]
? dentry_kill+0x220/0x300
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055327]Â [<ffffffff8112465e>]
? dput+0x4e/0xf0
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055335]Â [<ffffffff8110fbc9>]
? __fput+0x129/0x230
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055348]Â [<ffffffff81064f6c>]
? task_work_run+0xac/0xd0
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055356]Â [<ffffffff81544daa>]
? int_signal+0x12/0x17
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055361] ---[ end trace
185b0cc6614fa73a ]---
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.055365]
pcmanfm[1783]:idr_remove_warning:532: idr_remove called for id=32768 which
is not allocated.
Jun 16 05:21:45 diskless-vm dhcpcd[1696]: forked to background, child pid
1841
Jun 16 05:21:45 diskless-vm /etc/init.d/lm_sensors[1848]: ERROR: lm_sensors
failed to start
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.405230]
lxpanel[1782]:idr_remove_warning:532: idr_remove called for id=65536 which
is not allocated.
Jun 16 05:21:45 diskless-vm kernel: [Â Â 17.407698]
lxpanel[1782]:idr_remove_warning:532: idr_remove called for id=98304 which
is not allocated.
Gentoo uses ebuild system. The ebuild script for installing aufs-sources is
here
[1]http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/sys-kernel/aufs-s
ources/aufs-sources-3.14.6.ebuild?view=markup
Here is the list of files which are being downloaded whenever I install
aufs-sources 3.14.6:
[2]http://gentoo.mirrors.pair.com/distfiles/linux-3.14.tar.xz
[3]http://gentoo.mirrors.pair.com/distfiles/aufs-sources-3.14_p20140602.tar.
xz
[4]http://gentoo.mirrors.pair.com/distfiles/genpatches-3.14-10.base.tar.xz
[5]http://gentoo.mirrors.pair.com/distfiles/genpatches-3.14-10.extras.tar.xz
And this is list of patches being applied to sources:
 * Applying 1000_linux-3.14.1.patch (-p1)
...                                   Â
                       [ ok ]
 * Applying 1001_linux-3.14.2.patch (-p1)
...                                   Â
                       [ ok ]
 * Applying 1002_linux-3.14.3.patch (-p1)
...                                   Â
                       [ ok ]
 * Applying 1003_linux-3.14.4.patch (-p1)
...                                   Â
                       [ ok ]
 * Applying 1004_linux-3.14.5.patch (-p1)
...                                   Â
                       [ ok ]
 * Applying 1005_linux-3.14.6.patch (-p1)
...                                   Â
                       [ ok ]
 * Applying 1500_XATTR_USER_PREFIX.patch (-p1)
...                                   Â
     [ ok ]
 * Applying 1700_enable-thinkpad-micled.patch (-p1)
...                                   Â
      [ ok ]
 * Applying 2400_kcopy-patch-for-infiniband-driver.patch (-p1)
...                              [ ok ]
 * Applying 2700_ThinkPad-30-brightness-control-fix.patch (-p1)
...                          [ ok ]
 * Applying 2900_dev-root-proc-mount-fix.patch (-p1)
...                                   Â
      [ ok ]
 * Applying 2900_s2disk-resume-image-fix.patch (-p1)
...                                   Â
    [ ok ]
 * Applying 4200_fbcondecor-0.9.6.patch (-p1)
...                                   Â
                [ ok ]
 * Applying 4500_support-for-pogoplug-e02.patch (-p1)
...                                   Â
    [ ok ]
 * Applying 4567_distro-Gentoo-Kconfig.patch (-p1)
...                                   Â
         [ ok ]
 * Applying aufs3-kbuild.patch (-p1)
...                                   Â
                               [ ok ]
 * Applying aufs3-base.patch (-p1)
...                                   Â
                               [ ok ]
 * Applying aufs3-mmap.patch (-p1)
...                                   Â
                               [ ok ]
 * Applying user patches from /etc/portage/patches/sys-kernel/aufs-sources
...
 *  10-tmpfs-idr.patch
...                                   Â
                                     Â
        [ ok ]
 *  20-vfs-ino.patch
...                                   Â
                                     Â
                [ ok ]
 * Done with patching
--
Use GNU/Linux
References
1.
http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/sys-kernel/aufs-sources/aufs-sources-3.14.6.ebuild?view=markup
2. http://gentoo.mirrors.pair.com/distfiles/linux-3.14.tar.xz
3.
http://gentoo.mirrors.pair.com/distfiles/aufs-sources-3.14_p20140602.tar.xz
4. http://gentoo.mirrors.pair.com/distfiles/genpatches-3.14-10.base.tar.xz
5. http://gentoo.mirrors.pair.com/distfiles/genpatches-3.14-10.extras.tar.xz
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