With
ubuntu@modoc:~$ cat /proc/cmdline
root=/dev/mapper/mpath0-part2 ro console=hvc0 crashkernel=2G-4G:320M@32M,4G-32G:512M@32M,32G-64G:1024M@32M,64G-128G:2048M@32M,128G-:4096M@32M
I get the following console log
[ 191.833046] SysRq : Trigger a crash
[ 191.833117] Unable to handle kernel paging request for data at address 0x00000000
[ 191.833123] Faulting instruction address: 0xc0000000005eeb94
[ 191.83
With mapper/ mpath0- part2 ro console=hvc0 crashkernel= 2G-4G:320M@ 32M,4G- 32G:512M@ 32M,32G- 64G:1024M@ 32M,64G- 128G:2048M@ 32M,128G- :4096M@ 32M
ubuntu@modoc:~$ cat /proc/cmdline
root=/dev/
I get the following console log
[ 191.833046] SysRq : Trigger a crash
[ 191.833117] Unable to handle kernel paging request for data at address 0x00000000
[ 191.833123] Faulting instruction address: 0xc0000000005eeb94
[ 191.83
That is it. I will continue testing.