Package: kdump-tools Severity: important The scsi_dh_alua module is missing from the kdump specific initrd.img.
It needs to be added in order for a kernel dump to work on system with multipath root (See Ubuntu bug LP: #1635597) -- System Information: Debian Release: 9.0 APT prefers unstable APT policy: (500, 'unstable') Architecture: amd64 (x86_64) Kernel: Linux 4.9.0-2-amd64 (SMP w/2 CPU cores) Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system)