panic: trap type 4, code=0, pc=ffffffff82069a9e
Starting stack trace...
panic(ffffffff832fa47d) at panic+0x1ba sys/kern/subr_prf.c:229
kerntrap(ffff80002a84b750) at kerntrap+0x28b sys/arch/amd64/amd64/trap.c:327
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b
sys_semop(ffff800038134028,ffff80002a84ba00,ffff80002a84b950) at sys_semop+0x3ae sys/kern/sysv_sem.c:620
syscall(ffff80002a84ba00) at syscall+0x97e mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002a84ba00) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x725a79ea720, count: 251
End of stack trace.