Public bug reported:
---Problem Description---
Ubuntu 17.04: kdump fails with error "kdump-tools[1532]: /etc/init.d
/kdump-tools: 26: [: -ne: unexpected operator" when / file system is
xfs.
---Steps to Reproduce---
1. Install Ubuntu 17.04 with / as xfs.
2. Configure kdump.
3. trigger crash.
Machine hangs after below log. Attaching console log.
Starting Raise network interfaces...
[ OK ] Started Raise network interfaces.
[ OK ] Reached target Network.
[ OK ] Reached target Network is Online.
Starting iSCSI initiator daemon (iscsid)...
Starting Kernel crash dump capture service...
[ OK ] Started iSCSI initiator daemon (iscsid).
Starting Login to default iSCSI targets...
[ 86.119692] kdump-tools[1532]: /etc/init.d/kdump-tools: 26: [: -ne:
unexpected operator
[ OK ] Started Kernel crash dump capture service.
[ OK ] Started Login to default iSCSI targets.
[ OK ] Reached target Remote File Systems (Pre).
4. After manual reboot /etc/default/kdump-tools is empty.
Logs
-------
root@tuleta4u-lp4:/home/ubuntu# kdump-config show
DUMP_MODE: kdump
USE_KDUMP: 1
KDUMP_SYSCTL: kernel.panic_on_oops=1
KDUMP_COREDIR: /var/crash
crashkernel addr:
/var/lib/kdump/vmlinuz: symbolic link to /boot/vmlinux-4.9.0-11-generic
kdump initrd:
/var/lib/kdump/initrd.img: symbolic link to
/var/lib/kdump/initrd.img-4.9.0-11-generic
current state: ready to kdump
kexec command:
/sbin/kexec -p --command-line="BOOT_IMAGE=/boot/vmlinux-4.9.0-11-generic
root=UUID=adbca1e4-13ef-4054-a486-402ab1552ca6 ro irqpoll nr_cpus=1 nousb
systemd.unit=kdump-tools.service ata_piix.prefer_ms_hyperv=0"
--initrd=/var/lib/kdump/initrd.img /var/lib/kdump/vmlinuz
root@tuleta4u-lp4:/home/ubuntu# tail /etc/default/kdump-tools
#
# SSH_KEY="<path>"
#
# HOSTTAG="hostname|[ip]"
#
# NFS="<nfs mount>"
#
# NFS_TIMEO="600"
#
# NFS_RETRANS="3"
root@tuleta4u-lp4:/home/ubuntu# echo "c" > /proc/sysrq-trigger
[ 199.601020] sysrq: SysRq : Trigger a crash
[ 199.601044] Unable to handle kernel paging request for data at address
0x00000000
[ 199.601053] Faulting instruction address: 0xc0000000006af628
[ 199.601061] Oops: Kernel access of bad area, sig: 11 [#1]
[ 199.601066] SMP NR_CPUS=2048 [ 199.601069] NUMA
after crash:
root@tuleta4u-lp4:/home/ubuntu# cat /etc/default/kdump-tools
root@tuleta4u-lp4:/home/ubuntu#
> > >
> > > Hi,
> > >
> > > yeah bug is recreatable.
> > >
> >
> > Hi Pavithra/Latha,
> >
> > Any idea why /etc/default/kdumpt-tools file is empty?
> > Are we getting an empty /etc/default/kdumpt-tools file on installing
> > kdump-tools?
> >
> > Pavithra, please mention the steps used to recreated this bug..
> >
> > Thanks
> > Hari
>
> When we install kdump /etc/default/kdumpt-tools will have valid contents and
> "kdump-config show" shows "ready to kdump" but after crash
> /etc/default/kdumpt-tools file contents are getting deleted.
>
> ---Steps to Reproduce---
>
> 1. Install Ubuntu 17.04 with / as xfs.
> 2. Configure kdump.
> 3. trigger crash.
>
** Affects: makedumpfile (Ubuntu)
Importance: Undecided
Assignee: Taco Screen team (taco-screen-team)
Status: New
** Tags: architecture-ppc64le bugnameltc-150457 severity-high
targetmilestone-inin1704
** Tags added: architecture-ppc64le bugnameltc-150457 severity-high
targetmilestone-inin1704
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https://bugs.launchpad.net/bugs/1658790
Title:
Ubuntu 17.04: kdump fails with error "kdump-tools[1532]: /etc/init.d
/kdump-tools: 26: [: -ne: unexpected operator" when / file system is
xfs.
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