Merge/sound upstream 20260105 #8106

Job	Run time
GCC build X86_64 with W=1 allmodconfig	1m 48s
GCC static -fanalyzer	4m 16s
Clang build x86_64	4m 50s
Sparse check	3m 5s
GCC build X86_64	20m 29s
GCC build arm64	22m 36s
GCC build i386	16m 58s
GCC build X86_64 with W=1	3m 6s
GCC build arm64 allmodconfig	2m 0s
	1h 19m 8s

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