panic: ffs_valloc: dup alloc
Starting stack trace...
panic(ffffffff830af68f) at panic+0x1ba sys/kern/subr_prf.c:229
ffs_inode_alloc(fffffd806e48e100,41ed,fffffd807f7d77b8,ffff8000376054c8) at ffs_inode_alloc+0x96c sys/ufs/ffs/ffs_alloc.c:404
ufs_mkdir(ffff800037605530) at ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112
VOP_MKDIR(fffffd806c5f5dc0,ffff800037605690,ffff8000376056c0,ffff8000376055c0) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394
domkdirat(ffff80002a5b5968,ffffff9c,7ecefef465b0,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3100
syscall(ffff800037605840) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7ecefef46640, count: 250
End of stack trace.