Simultaneous migrate_pages() system call trigger panic trigger: unable to handle kernel paging request on queue_pages_range()

Solution Verified - Updated -

Issue

  • Simultaneous hugepage migration via migrate_pages() system call triggers panic:

    BUG: unable to handle kernel paging request at ffffea0003fbf000
    IP: [<ffffffff811be335>] queue_pages_range+0x5b5/0x710
    PGD 47ffd5067 PUD 47ffd4067 PMD 0
    Oops: 0000 [#1] SMP
    -----8<------
    Call Trace:
    [<ffffffff811be509>] migrate_to_node+0x79/0xe0
    [<ffffffff811be808>] do_migrate_pages+0x268/0x2d0
    [<ffffffff811beb77>] SYSC_migrate_pages+0x307/0x340
    [<ffffffff811bebce>] SyS_migrate_pages+0xe/0x10
    [<ffffffff81655fc9>] system_call_fastpath+0x16/0x1b
    

Environment

  • Red Hat Enterprise Linux (RHEL) 7.3
  • Red Hat Enterprise Linux (RHEL) 7.4

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