panic: bad dir
Starting stack trace...
panic(ffffffff8338ae75) at panic+0x1ba sys/kern/subr_prf.c:229
ufs_lookup() at ufs_lookup+0x1eca
VOP_LOOKUP(fffffd8009871510,ffff80002a7c77a0,ffff80002a7c77d0) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85
vfs_lookup(ffff80002a7c7770) at vfs_lookup+0x961 sys/kern/vfs_lookup.c:567
namei(ffff80002a7c7770) at namei+0x7ca sys/kern/vfs_lookup.c:250
vn_open(ffff80002a7c7770,306,180) at vn_open+0x1f1 sys/kern/vfs_vnops.c:107
coredump(ffff80002a776d08) at coredump+0x44a sys/kern/kern_sig.c:1974
sigexit(ffff80002a776d08,6) at sigexit+0xd6 sys/kern/kern_sig.c:1833
postsig(ffff80002a776d08,6,ffff80002a7c7a98) at postsig+0x686 sys/kern/kern_sig.c:1763
userret(ffff80002a776d08) at userret+0x23e sys/kern/kern_sig.c:2207
syscall(ffff80002a7c7bc0) at syscall+0xa56 mi_syscall_return sys/sys/syscall_mi.h:203 [inline]
syscall(ffff80002a7c7bc0) at syscall+0xa56 sys/arch/amd64/amd64/trap.c:804
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b72bb11c2f0, count: 245
End of stack trace.