[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1802026
Title:
Kernel bug - possible race or inode issue - 4.15.0-38
Status in linux package in Ubuntu:
Expired
Bug description:
Release: Ubuntu 18.04
/proc/version_signature: Ubuntu 4.15.0-38.41-generic 4.15.18
Issue was triggered when running the following:
. IO intensive application (steamos)
. Virtualization application (VMware workstation)
. Heavy IO between various FS/LVs atop of MD devices
. Out of Space situation - an FS/LV resize was executed to alleviate
Attached is kern.log which captures the sequence of the Kernel WARNINGS/BUGS
. Notable items in kern.log (attached) -
Nov 6 10:05:30 FrankWorkstation0 kernel: [588291.771562] WARNING: CPU: 4
PID: 15553 at /build/linux-CuEUJv/linux-4.15.0/fs/ext4/inode.c:3892
ext4_set_page_dirty+0x44/0x60
Nov 6 15:02:15 FrankWorkstation0 kernel: [606096.787691] WARNING: CPU: 5
PID: 15552 at /build/linux-CuEUJv/linux-4.15.0/fs/ext4/inode.c:3893
ext4_set_page_dirty+0x4e/0x60
Nov 6 15:02:16 FrankWorkstation0 kernel: [606097.800925] kernel BUG at
/build/linux-CuEUJv/linux-4.15.0/fs/ext4/inode.c:2680!
Nov 6 15:02:16 FrankWorkstation0 kernel: [606097.853375] WARNING: CPU: 9
PID: 20503 at /build/linux-CuEUJv/linux-4.15.0/kernel/exit.c:771
do_exit+0x51/0xb40
This led to an application crash/halt situation - steamos hung, vmware-vmx
hung, and during shutdown an unclean power off due to vmware-vmx not allowing a
clean umount.
Slight FS corruption occurred.
Please advise if BUG confirmed, or if other items to check.
unable to attempt to recreat bug - not able to risk data loss on
working system
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-38-generic 4.15.0-38.41
ProcVersionSignature: Ubuntu 4.15.0-38.41-generic 4.15.18
Uname: Linux 4.15.0-38-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu7.4
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC3: frank 2689 F.... pulseaudio
/dev/snd/controlC2: frank 2689 F.... pulseaudio
/dev/snd/controlC1: frank 2689 F.... pulseaudio
/dev/snd/controlC0: frank 2689 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Tue Nov 6 18:14:59 2018
HibernationDevice: RESUME=/dev/mapper/FrankWorkstation0--vg-swap_1
InstallationDate: Installed on 2018-10-26 (11 days ago)
InstallationMedia: Ubuntu-Server 18.04.1 LTS "Bionic Beaver" - Release amd64
(20180725)
MachineType: Dell Inc. Precision 5820 Tower
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-38-generic
root=/dev/mapper/hostname--vg-root ro ipv6.disable=1 ipv6.disable=1
RelatedPackageVersions:
linux-restricted-modules-4.15.0-38-generic N/A
linux-backports-modules-4.15.0-38-generic N/A
linux-firmware 1.173.1
RfKill:
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/04/2018
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.8.2
dmi.board.name: 0X8DXD
dmi.board.vendor: Dell Inc.
dmi.board.version: A01
dmi.chassis.type: 3
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.8.2:bd09/04/2018:svnDellInc.:pnPrecision5820Tower:pvr:rvnDellInc.:rn0X8DXD:rvrA01:cvnDellInc.:ct3:cvr:
dmi.product.family: Precision
dmi.product.name: Precision 5820 Tower
dmi.sys.vendor: Dell Inc.
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