Bug#294826: kernel-image-2.4.27-1-686-smp: kernel panic in dm_snapshot.c
On Fri, Feb 25, 2005 at 12:44:04PM +0900, Horms wrote:
> thanks for your bug report. Sorry for the long delay in replying.
> Long inbox...
>
> I took a quick look into this. Unfortunately I can't find dm_snapshot.c
> in either the kernel tree or the evms source code tree, nor anything
> that looks like it. Do you have any idea where it is?
dm_snapshot.c was the old name for what is now dm-snap.c in current 2.6
kernels. It is included in the device-mapper patches for 2.4 kernels.
I'm not sure where bugs should be reported for those patches, so I'm CCing
the evms-devel list (they should know).
> I also took a quick look through the bitkeeper changelogs for
> 2.4 and 2.6, and can't see anything tagged EVMS since August 2003.
> So no fun there.
>
> Unfortunately thats about as far as I can get without devoting
> a lot of time to this. If you have any additional info, please
> send it here as it comes to hand.
>
> On Fri, Feb 11, 2005 at 11:11:26PM +0300, Alexander Kogan wrote:
> > Package: kernel-image-2.4.27-1-686-smp
> > Version: 2.4.27-6
> > Severity: normal
> >
> > Hi!
> >
> > I use EVMS snapshots on my server. When I reset snapshots, sometimes
> > system crashes in dm_snapshot.c. Sorry I can't provide more information,
> > because crash dump was only on the screen and the server was restarted
> > after crash. When next crash occures I'll send you more detailed
> > information. My disk configuration is below.
> > Please see the last line about /dev/evms/var_snap - system crashed when this
> > snapshot was resetted.
> >
> > jk@forward:~% echo "query:objects:query:volumes" | sudo evms
> >
> > EVMS Command Line Interpreter Version 2.5.1
> >
> > Snapshot: Snapshot object var_snap discovered in full/disabled state. Use the "Reset" function to reset the snapshot to the
> > current state of /dev/evms/var
> > EVMS:
> > Logical Disk Name: hda
> > Major: 3
> > Minor: 0
> > Active: TRUE
> > Logical Disk Size: 74.53 GB
> > Logical Disk Geometry: 155061 Cylinders, 16 Heads, 63 Sectors per Track, 512 Bytes per Sector
> > LBA of the 1024 Cylinder Limit: 1031184
> >
> > Logical Disk Name: sda
> > Major: 8
> > Minor: 0
> > Active: TRUE
> > Logical Disk Size: 34.18 GB
> > Logical Disk Geometry: 4462 Cylinders, 255 Heads, 63 Sectors per Track, 512 Bytes per Sector
> > LBA of the 1024 Cylinder Limit: 16434495
> >
> > Logical Disk Name: sdb
> > Major: 8
> > Minor: 16
> > Active: TRUE
> > Logical Disk Size: 34.18 GB
> > Logical Disk Geometry: 4462 Cylinders, 255 Heads, 63 Sectors per Track, 512 Bytes per Sector
> > LBA of the 1024 Cylinder Limit: 16434495
> >
> > Logical Disk Name: sdc
> > Major: 8
> > Minor: 32
> > Active: TRUE
> > Logical Disk Size: 17.14 GB
> > Logical Disk Geometry: 2237 Cylinders, 255 Heads, 63 Sectors per Track, 512 Bytes per Sector
> > LBA of the 1024 Cylinder Limit: 16434495
> >
> > Logical Disk Name: sdd
> > Major: 8
> > Minor: 48
> > Active: TRUE
> > Logical Disk Size: 17.14 GB
> > Logical Disk Geometry: 2237 Cylinders, 255 Heads, 63 Sectors per Track, 512 Bytes per Sector
> > LBA of the 1024 Cylinder Limit: 16434495
> >
> > Logical Disk Name: sde
> > Major: 8
> > Minor: 64
> > Active: TRUE
> > Logical Disk Size: 17.14 GB
> > Logical Disk Geometry: 2237 Cylinders, 255 Heads, 63 Sectors per Track, 512 Bytes per Sector
> > LBA of the 1024 Cylinder Limit: 16434495
> >
> > Segment Name: hda_mbr
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 0
> > Segment Type: Metadata
> >
> > Segment Name: hda1
> > Major: 254
> > Minor: 37
> > Active: TRUE
> > Segment Size: 74.53 GB
> > Starting LBA: 63
> > Segment Type: Data
> >
> > Segment Name: sda_mbr
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 0
> > Segment Type: Metadata
> >
> > Segment Name: sda1
> > Major: 254
> > Minor: 39
> > Active: TRUE
> > Segment Size: 47.03 MB
> > Starting LBA: 63
> > Segment Type: Data
> >
> > Segment Name: sda2
> > Major: 254
> > Minor: 41
> > Active: TRUE
> > Segment Size: 1.00 GB
> > Starting LBA: 96390
> > Segment Type: Data
> >
> > Segment Name: sda3
> > Major: 254
> > Minor: 42
> > Active: TRUE
> > Segment Size: 17.13 GB
> > Starting LBA: 2200905
> > Segment Type: Data
> >
> > Segment Name: sda_ebr0
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 38122245
> > Segment Type: Metadata
> >
> > Segment Name: sda5
> > Major: 254
> > Minor: 43
> > Active: TRUE
> > Segment Size: 16.00 GB
> > Starting LBA: 38122308
> > Segment Type: Data
> >
> > Segment Name: sda_freespace1
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 2.61 MB
> > Starting LBA: 71682030
> > Segment Type: Freespace
> >
> > Segment Name: sdb_mbr
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 0
> > Segment Type: Metadata
> >
> > Segment Name: sdb1
> > Major: 254
> > Minor: 40
> > Active: TRUE
> > Segment Size: 47.03 MB
> > Starting LBA: 63
> > Segment Type: Data
> >
> > Segment Name: sdb2
> > Major: 254
> > Minor: 44
> > Active: TRUE
> > Segment Size: 1.00 GB
> > Starting LBA: 96390
> > Segment Type: Data
> >
> > Segment Name: sdb3
> > Major: 254
> > Minor: 45
> > Active: TRUE
> > Segment Size: 17.13 GB
> > Starting LBA: 2200905
> > Segment Type: Data
> >
> > Segment Name: sdb_ebr0
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 38122245
> > Segment Type: Metadata
> >
> > Segment Name: sdb5
> > Major: 254
> > Minor: 46
> > Active: TRUE
> > Segment Size: 15.00 GB
> > Starting LBA: 38122308
> > Segment Type: Data
> >
> > Segment Name: sdb_ebr1
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 69577515
> > Segment Type: Metadata
> >
> > Segment Name: sdb6
> > Major: 254
> > Minor: 47
> > Active: TRUE
> > Segment Size: 502.00 MB
> > Starting LBA: 69577578
> > Segment Type: Data
> >
> > Segment Name: sdb_ebr2
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 70605675
> > Segment Type: Metadata
> >
> > Segment Name: sdb7
> > Major: 254
> > Minor: 48
> > Active: TRUE
> > Segment Size: 282.36 MB
> > Starting LBA: 70605738
> > Segment Type: Data
> >
> > Segment Name: sdb_ebr3
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 71184015
> > Segment Type: Metadata
> >
> > Segment Name: sdb8
> > Major: 254
> > Minor: 49
> > Active: TRUE
> > Segment Size: 101.94 MB
> > Starting LBA: 71184078
> > Segment Type: Data
> >
> > Segment Name: sdb_ebr4
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 71392860
> > Segment Type: Metadata
> >
> > Segment Name: sdb9
> > Major: 254
> > Minor: 50
> > Active: TRUE
> > Segment Size: 141.17 MB
> > Starting LBA: 71392923
> > Segment Type: Data
> >
> > Segment Name: sdb_freespace1
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 2.61 MB
> > Starting LBA: 71682030
> > Segment Type: Freespace
> >
> > Segment Name: sdc_mbr
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 0
> > Segment Type: Metadata
> >
> > Segment Name: sdc1
> > Major: 254
> > Minor: 51
> > Active: TRUE
> > Segment Size: 17.14 GB
> > Starting LBA: 63
> > Segment Type: Data
> >
> > Segment Name: sdc_freespace1
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 47.50 KB
> > Starting LBA: 35937405
> > Segment Type: Freespace
> >
> > Segment Name: sdd_mbr
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 0
> > Segment Type: Metadata
> >
> > Segment Name: sdd1
> > Major: 254
> > Minor: 52
> > Active: TRUE
> > Segment Size: 17.14 GB
> > Starting LBA: 63
> > Segment Type: Data
> >
> > Segment Name: sdd_freespace1
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 47.50 KB
> > Starting LBA: 35937405
> > Segment Type: Freespace
> >
> > Segment Name: sde_mbr
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 31.50 KB
> > Starting LBA: 0
> > Segment Type: Metadata
> >
> > Segment Name: sde1
> > Major: 254
> > Minor: 53
> > Active: TRUE
> > Segment Size: 17.14 GB
> > Starting LBA: 63
> > Segment Type: Data
> >
> > Segment Name: sde_freespace1
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Segment Size: 47.50 KB
> > Starting LBA: 35937405
> > Segment Type: Freespace
> >
> > Region Name: lvm2/safe/home
> > Major: 254
> > Minor: 9
> > Active: TRUE
> > Region Size: 53.16 GB
> > Region Type: Data
> >
> > Region Name: lvm2/safe/root
> > Major: 254
> > Minor: 15
> > Active: TRUE
> > Region Size: 480.00 MB
> > Region Type: Data
> >
> > Region Name: lvm2/safe/usr
> > Major: 254
> > Minor: 26
> > Active: TRUE
> > Region Size: 4.88 GB
> > Region Type: Data
> >
> > Region Name: lvm2/safe/var
> > Major: 254
> > Minor: 32
> > Active: TRUE
> > Region Size: 10.00 GB
> > Region Type: Data
> >
> > Region Name: lvm2/safe/Freespace
> > Major: 0
> > Minor: 0
> > Active: FALSE
> > Region Size: 0.00 bytes
> > Region Type: Freespace
> >
> > Region Name: md/md0
> > Major: 9
> > Minor: 0
> > Active: TRUE
> > Region Size: 1.00 GB
> > Region Type: Data
> >
> > Region Name: md/md1
> > Major: 9
> > Minor: 1
> > Active: TRUE
> > Region Size: 68.51 GB
> > Region Type: Data
> >
> > Object Name: unsafe
> > Major: 254
> > Minor: 2
> > Active: TRUE
> > Object Size: 31.00 GB
> >
> > Object Name: home_snap
> > Major: 254
> > Minor: 13
> > Active: TRUE
> > Object Size: 53.16 GB
> >
> > Object Name: lvm2/safe/home#origin#
> > Major: 254
> > Minor: 8
> > Active: TRUE
> > Object Size: 53.16 GB
> >
> > Object Name: lvm2/safe/root#origin#
> > Major: 254
> > Minor: 14
> > Active: TRUE
> > Object Size: 480.00 MB
> >
> > Object Name: lvm2/safe/usr#origin#
> > Major: 254
> > Minor: 25
> > Active: TRUE
> > Object Size: 4.88 GB
> >
> > Object Name: lvm2/safe/var#origin#
> > Major: 254
> > Minor: 31
> > Active: TRUE
> > Object Size: 10.00 GB
> >
> > Object Name: root_snap
> > Major: 254
> > Minor: 19
> > Active: TRUE
> > Object Size: 480.00 MB
> >
> > Object Name: usr_snap
> > Major: 254
> > Minor: 30
> > Active: TRUE
> > Object Size: 4.87 GB
> >
> > Object Name: var_snap
> > Major: 254
> > Minor: 36
> > Active: TRUE
> > Object Size: 10.00 GB
> >
> >
> > Volume Name: /dev/evms/backup
> > Major: 254
> > Minor: 38
> > Active: TRUE
> > Volume Size: 74.53 GB
> > Minor Number: 38
> > Mount Point: /var/backups/fs_backup
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 1.32 GB
> >
> > Volume Name: /dev/evms/common
> > Major: 254
> > Minor: 2
> > Active: TRUE
> > Volume Size: 31.00 GB
> > Minor Number: 2
> > Mount Point: /home/unsafe
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 19.07 GB
> >
> > Volume Name: /dev/evms/home
> > Major: 254
> > Minor: 10
> > Active: TRUE
> > Volume Size: 53.16 GB
> > Minor Number: 10
> > Mount Point: /home
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 52.44 GB
> >
> > Volume Name: /dev/evms/home_snap
> > Major: 254
> > Minor: 13
> > Active: TRUE
> > Volume Size: 53.16 GB
> > Minor Number: 13
> > This volume is not mounted.
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 52.45 GB
> >
> > Volume Name: /dev/evms/root
> > Major: 254
> > Minor: 16
> > Active: TRUE
> > Volume Size: 480.00 MB
> > Minor Number: 16
> > Mount Point: /
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 209.58 MB
> >
> > Volume Name: /dev/evms/root_snap
> > Major: 254
> > Minor: 19
> > Active: TRUE
> > Volume Size: 480.00 MB
> > Minor Number: 19
> > This volume is not mounted.
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 180.37 MB
> >
> > Volume Name: /dev/evms/sda1
> > Major: 254
> > Minor: 39
> > Active: TRUE
> > Volume Size: 47.03 MB
> > Minor Number: 39
> > This volume is not mounted.
> > Filesystem: Ext2/3
> > Max Filesystem Size: 4.00 TB
> > Min Filesystem Size: 14.42 MB
> >
> > Volume Name: /dev/evms/sdb1
> > Major: 254
> > Minor: 40
> > Active: TRUE
> > Volume Size: 47.03 MB
> > Minor Number: 40
> > This volume is not mounted.
> > Filesystem: Ext2/3
> > Max Filesystem Size: 4.00 TB
> > Min Filesystem Size: 8.07 MB
> >
> > Volume Name: /dev/evms/swap
> > Major: 254
> > Minor: 24
> > Active: TRUE
> > Volume Size: 1.00 GB
> > Minor Number: 24
> > Mount Point: swap
> > Filesystem: SWAPFS
> > Max Filesystem Size: 16.00 PB
> > Min Filesystem Size: 20.00 MB
> >
> > Volume Name: /dev/evms/usr
> > Major: 254
> > Minor: 27
> > Active: TRUE
> > Volume Size: 4.87 GB
> > Minor Number: 27
> > Mount Point: /usr
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 3.17 GB
> >
> > Volume Name: /dev/evms/usr_snap
> > Major: 254
> > Minor: 30
> > Active: TRUE
> > Volume Size: 4.87 GB
> > Minor Number: 30
> > This volume is not mounted.
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 3.17 GB
> >
> > Volume Name: /dev/evms/var
> > Major: 254
> > Minor: 33
> > Active: TRUE
> > Volume Size: 10.00 GB
> > Minor Number: 33
> > Mount Point: /var
> > Filesystem: ReiserFS
> > Max Filesystem Size: 16.00 TB
> > Min Filesystem Size: 1.90 GB
> >
> > Volume Name: /dev/evms/var_snap
> > Major: 254
> > Minor: 36
> > Active: TRUE
> > Volume Size: 10.00 GB
> > Minor Number: 36
> > This volume is not mounted.
> > The volume is either unformatted or contains a filesystem for which EVMS does not currently have an FSIM.
> >
> >
> > -- System Information:
> > Debian Release: 3.1
> > APT prefers unstable
> > APT policy: (500, 'unstable')
> > Architecture: i386 (i686)
> > Kernel: Linux 2.4.27-2-686-smp
> > Locale: LANG=ru_RU.KOI8-R, LC_CTYPE=ru_RU.KOI8-R (charmap=KOI8-R)
> >
> > Versions of packages kernel-image-2.4.27-1-686-smp depends on:
> > ii coreutils [fileutils] 5.2.1-2 The GNU core utilities
> > ii fileutils 5.2.1-2 The GNU file management utilities
> > ii initrd-tools 0.1.77 tools to create initrd image for p
> > ii modutils 2.4.26-1.2 Linux module utilities
> >
> > -- no debconf information
> >
> >
> > --
> > To UNSUBSCRIBE, email to debian-kernel-REQUEST@lists.debian.org
> > with a subject of "unsubscribe". Trouble? Contact listmaster@lists.debian.org
>
> --
> Horms
>
>
> --
> To UNSUBSCRIBE, email to debian-bugs-dist-REQUEST@lists.debian.org
> with a subject of "unsubscribe". Trouble? Contact listmaster@lists.debian.org
--
- mdz
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