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2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/x86/um/vdso/um_vdso.c
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..
@@ -17,8 +17,10 @@
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 {
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 	long ret;
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-	asm("syscall" : "=a" (ret) :
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-		"0" (__NR_clock_gettime), "D" (clock), "S" (ts) : "memory");
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+	asm("syscall"
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+		: "=a" (ret)
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+		: "0" (__NR_clock_gettime), "D" (clock), "S" (ts)
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+		: "rcx", "r11", "memory");
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 	return ret;
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 }
..
..
@@ -29,8 +31,10 @@
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 {
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 	long ret;
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-	asm("syscall" : "=a" (ret) :
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-		"0" (__NR_gettimeofday), "D" (tv), "S" (tz) : "memory");
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+	asm("syscall"
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+		: "=a" (ret)
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+		: "0" (__NR_gettimeofday), "D" (tv), "S" (tz)
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+		: "rcx", "r11", "memory");
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 	return ret;
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 }