A couple of fixes for using trace with the debug ops tester #7746

Job	Run time
Sparse check	3m 4s
GCC build X86_64 with W=1	3m 5s
GCC build X86_64 with W=1 allmodconfig	1m 44s
GCC static -fanalyzer	3m 52s
GCC build i386	15m 52s
GCC build arm64 allmodconfig	2m 48s
GCC build arm64	21m 16s
Clang build x86_64	4m 11s
GCC build X86_64	21m 0s
	1h 16m 52s

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