Assertion failed or btr_validate_index(..) in row_upd_sec_index_entry on a time_zone change

SET time_zone='+00:00';

CREATE OR REPLACE TABLE t1 (

  a DATETIME,

  v TIMESTAMP GENERATED ALWAYS AS (a),

  KEY(v)

);

INSERT INTO t1 (a) VALUES ('2001-01-01 10:20:30');

SET time_zone='+10:00';

UPDATE t1 SET a='2000-01-01 10:20:30';

#3  0x00007ffff76eba26 in __assert_fail () from /lib64/libc.so.6

#4  0x0000000000f9eede in row_upd_sec_index_entry (node=0x7fff68070158, 

    thr=0x7fff68073798)

    at /home/bar/maria-git/server.10.4.frac2/storage/innobase/row/row0upd.cc:2425

#5  0x0000000000f9f6c9 in row_upd_sec_step (node=0x7fff68070158, 

    thr=0x7fff68073798)

    at /home/bar/maria-git/server.10.4.frac2/storage/innobase/row/row0upd.cc:2539

#6  0x0000000000fa256e in row_upd (node=0x7fff68070158, thr=0x7fff68073798)

    at /home/bar/maria-git/server.10.4.frac2/storage/innobase/row/row0upd.cc:3315

#7  0x0000000000fa29d5 in row_upd_step (thr=0x7fff68073798)

    at /home/bar/maria-git/server.10.4.frac2/storage/innobase/row/row0upd.cc:3430

#8  0x0000000000f4134b in row_update_for_mysql (prebuilt=0x7fff6806f678)

    at /home/bar/maria-git/server.10.4.frac2/storage/innobase/row/row0mysql.cc:1889

#9  0x0000000000da6a72 in ha_innobase::update_row (this=0x7fff6806dd88, 

    old_row=0x7fff680698e0 "\371\231g\202\245\036:O\315N\245\245\245\245\245\245\b\231\006h\377\177", 

    new_row=0x7fff680698d0 "\371\231dB\245\036\070mHN\245\245\245\245\245\245\371\231g\202\245\036:O\315N\245\245\245\245\245\245\b\231\006h\377\177")

    at /home/bar/maria-git/server.10.4.frac2/storage/innobase/handler/ha_innodb.cc:8841

#10 0x0000000000b7195f in handler::ha_update_row (this=0x7fff6806dd88, 

    old_data=0x7fff680698e0 "\371\231g\202\245\036:O\315N\245\245\245\245\245\245\b\231\006h\377\177", 

    new_data=0x7fff680698d0 "\371\231dB\245\036\070mHN\245\245\245\245\245\245\371\231g\202\245\036:O\315N\245\245\245\245\245\245\b\231\006h\377\177")

    at /home/bar/maria-git/server.10.4.frac2/sql/handler.cc:6719

#11 0x00000000009242f6 in mysql_update (thd=0x7fff68000d60, 

    table_list=0x7fff68014250, fields=..., values=..., conds=0x0, order_num=0, 

    order=0x0, limit=18446744073709551615, ignore=false, 

    found_return=0x7ffff41d6218, updated_return=0x7ffff41d6210)

    at /home/bar/maria-git/server.10.4.frac2/sql/sql_update.cc:1047