panic: ufs_rename: lost dir entry
Stopped at      db_enter+0x1c:  addq    $0x8,%rsp
    TID    PID    UID     PRFLAGS     PFLAGS  CPU  COMMAND
*129838  14048      0        0x10  0x4000000    0K syz-executor.1
db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437
panic(ffffffff8286128b) at panic+0x17b sys/kern/subr_prf.c:198
ufs_rename(ffff80002c635718) at ufs_rename+0x120e
VOP_RENAME(fffffd807b43ebf0,fffffd80751386e8,ffff80002c6358e8,fffffd807b43ebf0,0,ffff80002c635838) at VOP_RENAME+0xf9 sys/kern/vfs_vops.c:370
dorenameat(ffff80002a19aaa0,ffffff9c,20000080,ffffff9c,20000100) at dorenameat+0x2ae sys/kern/vfs_syscalls.c:2990
syscall(ffff80002c635a80) at syscall+0x53b mi_syscall sys/sys/syscall_mi.h:183 [inline]
syscall(ffff80002c635a80) at syscall+0x53b sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5038440f830, count: 8
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