panic: VOP_READDIR: eofflag not set

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 863dc799f743 ctladm: Use require.kmods for cfiscsi
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=101d7f22580000
dashboard link: https://syzkaller.appspot.com/bug?extid=4689a0b0d5918a8e3bc4

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+4689a0...@syzkaller.appspotmail.com

panic: VOP_READDIR: eofflag not set
cpuid = 0
time = 6
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056e514b0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056e51610
vpanic() at vpanic+0x257/frame 0xfffffe0056e517d0
panic() at panic+0xb5/frame 0xfffffe0056e51890
VOP_READDIR_APV() at VOP_READDIR_APV+0x4ab/frame 0xfffffe0056e51990
kern_getdirentries() at kern_getdirentries+0x6f8/frame 0xfffffe0056e51c50
sys_getdirentries() at sys_getdirentries+0xb6/frame 0xfffffe0056e51d10
amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0056e51f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0056e51f30
--- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a1afa, rsp = 0x824f49f08, rbp = 0x824f49f80 ---
KDB: enter: panic
[ thread pid 1295 tid 100610 ]
Stopped at kdb_enter+0x6e: movq $0,0x25c5097(%rip)
db>
db>


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