=== case tc5 ===
Program received signal SIGFPE, Arithmetic exception.
#0  0x0000000000400cb5 in amdgpu_pll_reduce_ratio ()
=== case ref0 ===
Program received signal SIGFPE, Arithmetic exception.
#0  0x0000000000400cd3 in amdgpu_pll_reduce_ratio ()
=== case pd200 ===
Program received signal SIGFPE, Arithmetic exception.
#0  0x0000000000400e89 in amdgpu_pll_compute ()