panic: bad dir
Stopped at      db_enter+0x18:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*240623   7351      0         0x2          0    1  ifconfig
 428527  11151     73    0x100010          0    0K syslogd
db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398
panic() at panic+0x15c sys/kern/subr_prf.c:212
ufs_dirbadentry(ffff800020c09498,ffff800020c09498,be604ef0fd73ac3f) at ufs_dirbadentry
VOP_LOOKUP(fffffd807efbd578,ffff800020c09540,ffff800020c09500) at VOP_LOOKUP+0x5b sys/kern/vfs_vops.c:90
unveil_find_cover(fffffd807efbd578,ffff800020b38720) at unveil_find_cover+0x139 sys/kern/kern_unveil.c:290
unveil_add_vnode() at unveil_add_vnode+0x221 sys/kern/kern_unveil.c:471
unveil_add(ffff800020b38720,ffff800020c09b08,ffff800020c09bd3) at unveil_add+0x273 sys/kern/kern_unveil.c:597
sys_unveil(ffff800020b38720,ffff800020c09c40,ffff800020c09cb0) at sys_unveil+0x405 sys/kern/vfs_syscalls.c:937
syscall(ffff800020c09d20) at syscall+0x552 mi_syscall sys/sys/syscall_mi.h:99 [inline]
syscall(ffff800020c09d20) at syscall+0x552 sys/arch/amd64/amd64/trap.c:574
Xsyscall(6,72,1,72,7f7ffffc1798,144429208ac8) at Xsyscall+0x128
end of kernel
end trace frame: 0x7f7ffffc1720, count: 5
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