trace-cmd errors on kvm events

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2.6.38.2 kernel with trace-cmd git pulled this morning:

trace-cmd record -e kvm

trace-cmd report 2>&1 | less

trace-cmd: No such file or directory
  function ftrace_print_symbols_seq not defined
  failed to read event print fmt for kvm_nested_vmexit_inject
  function ftrace_print_symbols_seq not defined
  failed to read event print fmt for kvm_nested_vmexit
  function ftrace_print_symbols_seq not defined
  failed to read event print fmt for kvm_exit
  bad op token {
  failed to read event print fmt for kvm_emulate_insn

        qemu-kvm-1864  [002]  2253.714134: kvm_entry:            vcpu 1
        qemu-kvm-1863  [008]  2253.714136: kvm_exit:             [FAILED
TO PARSE] exit_reason=44 guest_rip=0xc01185ed isa=1 info1=4272 info2=0
        qemu-kvm-1864  [002]  2253.714138: kvm_exit:             [FAILED
TO PARSE] exit_reason=44 guest_rip=0xc01185ed isa=1 info1=4272 info2=0
        qemu-kvm-1863  [008]  2253.714145: kvm_emulate_insn:     [FAILED
TO PARSE] rip=3222373869 csbase=0 len=2 insn=<89>^H]<C3><8B>^U<EC><95>K<C0>U
<89><E5>]<8D>^E flags=5 failed=0

I have not used trace-cmd much, so I am not familiar with the code. Is
this a known issue? Suggestions on how to debug?

Thanks,
David
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