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diff -Nur busybox-1.36.1.orig/util-linux/hwclock.c busybox-1.36.1/util-linux/hwclock.c
--- busybox-1.36.1.orig/util-linux/hwclock.c 2021-01-01 11:52:27.000000000 +0100
+++ busybox-1.36.1/util-linux/hwclock.c 2024-04-10 11:18:06.569673535 +0200
@@ -136,10 +136,24 @@
* because "it's deprecated by POSIX, therefore it's fine
* if we gratuitously break stuff" :(
*/
-#if !defined(SYS_settimeofday) && defined(SYS_settimeofday_time32)
-# define SYS_settimeofday SYS_settimeofday_time32
-#endif
+# if !defined(SYS_settimeofday) && defined(SYS_settimeofday_time32)
+# define SYS_settimeofday SYS_settimeofday_time32
+# endif
+# if defined(SYS_settimeofday)
int ret = syscall(SYS_settimeofday, NULL, tz);
+# else
+ /* Some new architectures have neither settimeofday nor
+ * settimeofday_time32, and the whole kernel timezone handling appears
+ * to have been dropped due to some oddities in the API. See:
+ *
+ * - glibc's commit c3f9aef063 ("Use clock_settime to implement settimeofday.")
+ * - https://github.com/systemd/systemd/issues/13305
+ * - https://inbox.sourceware.org/libc-alpha/cb015d0d1d29e4b948c7118c5b12ff2bed83a6ec.1561421042.git.alistair.francis@wdc.com/
+ *
+ * So instead just silently drop these calls.
+ */
+ int ret = -ENOSYS;
+# endif
#else
int ret = settimeofday(NULL, tz);
#endif
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