[LU-13516] 2.13 kernel patch issue against 4.15.0-99

• Status: Resolved
• Project: Lustre
• Affects Version/s: Lustre 2.13.0
• Type: Bug
• Priority: Blocker
• Reporter: Nathan Dragun
• Assignee: WC Triage
• Resolution: Won't Fix
• Labels: build

Environment

Ubuntu 18.04 LTS (Stock new install with updates)
OS Kernel: 4.15.0-99-generic #100-Ubuntu SMP
Source kernel branch: Ubuntu-4.15.0-99.100
Lustre git source: lustre-release
Lustre git source tag: b2_13
Build command: configure --with-linux=/home/nathan/ubuntu-kernel --enable-server --enable-modules --enable-ldiskfs && make debs -j $(nproc)

• Epic/Theme: build, ldiskfs
• Severity: 3
• Epic: server

Description

After following the build instructions from the wiki for "Build Lustre MASTER with Ldiskfs & ZFS on Ubuntu 14.04/16.04 from Git" (https://wiki.whamcloud.com/pages/viewpage.action?pageId=63968116), lustre 2.13 fails to complete the compile phase when attempting to patch the 4.15.0-99 source with the following error:

 

ln -s ../../ldiskfs/kernel_patches/series/ldiskfs-4.15.0-24-ubuntu18.series linux-stage/series
cd linux-stage && quilt push -a -q
Applying patch patches/sles12sp2/ext4-inode-version.patch
Applying patch patches/sles12sp2/ext4-lookup-dotdot.patch
Applying patch patches/sles12sp2/ext4-print-inum-in-htree-warning.patch
Applying patch patches/sles12sp2/ext4-prealloc.patch
Applying patch patches/ubuntu18/ext4-osd-iop-common.patch
Applying patch patches/ubuntu18/ext4-misc.patch
Applying patch patches/ubuntu18/ext4-mballoc-extra-checks.patch
Applying patch patches/ubuntu18/ext4-hash-indexed-dir-dotdot-update.patch
Applying patch patches/ubuntu18/ext4-kill-dx-root.patch
1 out of 12 hunks FAILED
Patch patches/ubuntu18/ext4-kill-dx-root.patch does not apply (enforce with -f)
autoMakefile:620: recipe for target 'sources' failed

 

Attached .txt has the full build command output.  See "environment" for full build environment details.

Comments

[Andreas Dilger]

Lustre 2.15 supports newer kernels and is an LTS release.