panic: ffs_valloc: dup alloc
Starting stack trace...
panic(ffffffff8346895c) at panic+0x1ba sys/kern/subr_prf.c:229
ffs_inode_alloc(fffff8006bf87b00,8000,fffff80007ffd888,ffff80003c8f5880) at ffs_inode_alloc+0x94e
ufs_makeinode(8000,fffff8006d9b80e0,ffff80003c8f5bc0,ffff80003c8f5bf0) at ufs_makeinode+0xcd sys/ufs/ufs/ufs_vnops.c:1759
ufs_create(ffff80003c8f5930) at ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147
VOP_CREATE(fffff8006d9b80e0,ffff80003c8f5bc0,ffff80003c8f5bf0,ffff80003c8f59b0) at VOP_CREATE+0xfe sys/kern/vfs_vops.c:103
vn_open(ffff80003c8f5b90,f03,0) at vn_open+0x50d sys/kern/vfs_vnops.c:118
doopenat(ffff80003c8fcd18,ffffff9c,200000000000,f02,0,0,f8d8e51da600ea94) at doopenat+0x352 sys/kern/vfs_syscalls.c:1163
sys_open(ffff80003c8fcd18,ffff80003c8f5e30,ffff80003c8f5d80) at sys_open+0x59 sys/kern/vfs_syscalls.c:1065
syscall(ffff80003c8f5e30) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80003c8f5e30) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x53ff0dc6ee0, count: 247
End of stack trace.