panic: trap type 4, code=0, pc=ffffffff82808625
Starting stack trace...
panic(ffffffff833cb830) at panic+464
kerntrap(ffff800031fe5340) at kerntrap+779
alltraps_kern_meltdown() at alltraps_kern_meltdown+123
sys_semop(ffff8000307dfcc0,ffff800031fe55c0,ffff800031fe5510) at sys_semop+981
syscall(ffff800031fe55c0) at syscall+2839
Xsyscall() at Xsyscall+296
end of kernel
end trace frame: 0x26d2fd5600, count: 251
End of stack trace.