Bug 2155754

Summary: Crash failed to start session with eorror message "page excluded: kernel virtual address: type: "xa_node shift""
Product: [Fedora] Fedora Reporter: Baoquan He <bhe>
Component: kexec-toolsAssignee: Coiby <coxu>
Status: CLOSED RAWHIDE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: unspecified    
Version: 38CC: bhe, coxu, ruyang, ryncsn
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OS: Linux   
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Last Closed: 2023-04-21 02:28:05 UTC Type: Bug
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Description Baoquan He 2022-12-22 09:06:04 UTC
Description of problem:
With the latest ark-kernel 6.2.0-0.rc0.6feb57c2fd7c.9.test.fc38.aarch64, vmcore is dumped successfully. However, with such dumpfiles, crash can fail to start session with an error like this:
    
      # crash vmlinux dumpfile
      ...
      crash: page excluded: kernel virtual address: ffff8fa047ac2fe8 type: "xa_node shift"

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Comment 1 Baoquan He 2022-12-22 09:07:24 UTC
    Kazu has posted a makedumpfile patch to fix this issue:

    commit 5f17bdd2128998a3eeeb4521d136a192222fadb6
    Author: Kazuhito Hagio <k-hagio-ab>
    Date:   Wed Dec 21 11:06:39 2022 +0900

        [PATCH] Fix wrong exclusion of slab pages on Linux 6.2-rc1

Comment 2 Coiby 2023-01-30 09:54:45 UTC
Fixed in kexec-tools-2.0.26-3.fc38.

Comment 3 Ben Cotton 2023-02-07 15:14:06 UTC
This bug appears to have been reported against 'rawhide' during the Fedora Linux 38 development cycle.
Changing version to 38.