Can you confirm the appropriate test kernel was booted with 'uname -a'? You should see the text 'lp1758206' in the kernel name.
Also, could there be more the the three patches required that were posted to the description:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=04b9c96eae72d862726f2f4bfcec2078240c33c5 ("powerpc/crash: Remove the test for cpu_online in the IPI callback")
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4145f358644b970fcff293c09fdcc7939e8527d2 ("powernv/kdump: Fix cases where the kdump kernel can get HMI's")
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=910961754572a2f4c83ad7e610d180 ("powerpc/kdump: Fix powernv build break when KEXEC_CORE=n")
Can you confirm the appropriate test kernel was booted with 'uname -a'? You should see the text 'lp1758206' in the kernel name.
Also, could there be more the the three patches required that were posted to the description:
https:/ /git.kernel. org/pub/ scm/linux/ kernel/ git/torvalds/ linux.git/ commit/ ?id=04b9c96eae7 2d862726f2f4bfc ec2078240c33c5
("powerpc/crash: Remove the test for cpu_online in the IPI callback")
https:/ /git.kernel. org/pub/ scm/linux/ kernel/ git/torvalds/ linux.git/ commit/ ?id=4145f358644 b970fcff293c09f dcc7939e8527d2
("powernv/kdump: Fix cases where the kdump kernel can get HMI's")
https:/ /git.kernel. org/pub/ scm/linux/ kernel/ git/torvalds/ linux.git/ commit/ ?id=91096175457 2a2f4c83ad7e610 d180
("powerpc/kdump: Fix powernv build break when KEXEC_CORE=n")