mips test aborts at end before calling exit()

Question

  + block (test.c+0x4010e8) 
    0x4010e8: 4100043c lui $a0, 0x41
    0x4010ec: 0014848c lw $a0, 0x1400($a0)     a0 0x00410000 
    0x4010f0: 1c80998f lw $t9, -0x7fe4($gp)    a0 0x0041140c 
    0x4010f4: 09f82003 jalr $t9                t9 0x00000001 
    0x4010f8: 25082000 move $at, $at           ra 0x004010fc 
invalid fetch: , 0x1 = 0x0
Bad ram pointer 0x190f9000
fish: './usercorn -rtrace -etrace -mtr…' terminated by signal SIGABRT (Abort)

该提问来源于开源项目：lunixbochs/usercorn

Answer 1

on a real machine, t9 = 0x400570