panic: vref used where vget required
Starting stack trace...
panic(ffffffff824b1a46) at panic+0x16b sys/kern/subr_prf.c:233
vref(fffffd805df4c210) at vref+0xc7 sys/kern/vfs_subr.c:699
namei(ffff800027b38068) at namei+0x57b sys/kern/vfs_lookup.c:322
vn_open(ffff800027b38068,201,80) at vn_open+0x188 sys/kern/vfs_vnops.c:113
doopenat(ffff800022c8c2b0,ffffff9c,20000040,200,80,ffff800027b38250) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128
syscall(ffff800027b382c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800027b382c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5d14bf30580, count: 250
End of stack trace.