Random list corruption while doing kexec load results in __list_del_entry corruption warning

Solution In Progress - Updated -

Issue

  • Random list corruption while doing kexec load (ie. kexec -l) results in __list_del_entry() corruption warnings (and eventually a panic).

    WARNING: CPU: 5 PID: 1877 at lib/list_debug.c:62 __list_del_entry+0x82/0xd0
list_del corruption. next->prev should be fffff12a598ccea0, but was           (null)
...
WARNING: CPU: 5 PID: 1877 at lib/list_debug.c:53 __list_del_entry+0x63/0xd0
list_del corruption, fffff12a598ccea0->next is LIST_POISON1 (dead000000000100)

Environment

  • Red Hat Enterprise Linux (RHEL) 6.10
  • Red Hat Enterprise Linux (RHEL) 7.2
  • Red Hat Enterprise Linux (RHEL) 7.3
  • Red Hat Enterprise Linux (RHEL) 7.4
  • Red Hat Enterprise Linux (RHEL) 7.5

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