# /usr/sbin/mariadbd --lc-messages=en_US --bootstrap --silent-startup
--basedir=/usr --datadir=/var/lib/mysql --log-warnings=0
--enforce-storage-engine= --plugin-dir=/usr/lib64/mysql/plugin
--log-error=/var/log/mysql/mysqld.log --max_allowed_packet=8M
--net_buffer_length=16K
Illegal instruction (core dumped)

# cat /etc/os-release 
NAME="openSUSE Tumbleweed"
# VERSION="20240404"
ID="opensuse-tumbleweed"
ID_LIKE="opensuse suse"
VERSION_ID="20240404"
PRETTY_NAME="openSUSE Tumbleweed"
ANSI_COLOR="0;32"
# CPE 2.3 format, boo#1217921
CPE_NAME="cpe:2.3:o:opensuse:tumbleweed:20240404:*:*:*:*:*:*:*"
#CPE 2.2 format
#CPE_NAME="cpe:/o:opensuse:tumbleweed:20240404"
BUG_REPORT_URL="https://bugzilla.opensuse.org"
SUPPORT_URL="https://bugs.opensuse.org"
HOME_URL="https://www.opensuse.org"
DOCUMENTATION_URL="https://en.opensuse.org/Portal:Tumbleweed"
LOGO="distributor-logo-Tumbleweed"

# uname -r
6.9.0-rc2-89-default

(gdb) bt
#0  0x0000002ad529bed4 in my_timer_init ()
#1  0x0000002ad4bfa35e in mysqld_main(int, char**) ()
#2  0x0000003fa682a668 in __libc_start_call_main () from /lib64/lp64d/libc.so.6
#3  0x0000003fa682a710 in __libc_start_main_impl () from /lib64/lp64d/libc.so.6
#4  0x0000002ad4bc1538 in _start ()
(gdb) disas
Dump of assembler code for function my_timer_init:
   0x0000002ad529bea0 <+0>:     add     sp,sp,-176
   0x0000002ad529bea2 <+2>:     sd      s0,160(sp)
   0x0000002ad529bea4 <+4>:     sd      s1,152(sp)
   0x0000002ad529bea6 <+6>:     sd      ra,168(sp)
   0x0000002ad529bea8 <+8>:     sd      s2,144(sp)
   0x0000002ad529beaa <+10>:    sd      s3,136(sp)
   0x0000002ad529beac <+12>:    sd      s4,128(sp)
   0x0000002ad529beae <+14>:    sd      s5,120(sp)
   0x0000002ad529beb0 <+16>:    sd      s6,112(sp)
   0x0000002ad529beb2 <+18>:    sd      s7,104(sp)
   0x0000002ad529beb4 <+20>:    sd      s8,96(sp)
   0x0000002ad529beb6 <+22>:    add     s0,sp,176
   0x0000002ad529beb8 <+24>:    lui     a5,0x3b9ad
   0x0000002ad529bebc <+28>:    add     a5,a5,-1536 # 0x3b9aca00
   0x0000002ad529bec0 <+32>:    auipc   a3,0x97b
   0x0000002ad529bec4 <+36>:    ld      a3,960(a3) # 0x2ad5c17280
   0x0000002ad529bec8 <+40>:    mv      s1,a0
   0x0000002ad529beca <+42>:    ld      a4,0(a3)
   0x0000002ad529becc <+44>:    sd      a4,-120(s0)
   0x0000002ad529bed0 <+48>:    li      a4,0
   0x0000002ad529bed2 <+50>:    sd      a5,16(a0)
=> 0x0000002ad529bed4 <+52>:    rdcycle a5
   0x0000002ad529bed8 <+56>:    beqz    a5,0x2ad529c182 <my_timer_init+738>

objdump -d:
  d23ed4:       c00027f3                rdcycle a5