[Android 5.10] BUG: Address NUM::fb on device lo is missing its host route.

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 174d3ccb72b8 Revert "audit: widen ino fields to u64"
git tree: android13-5.10-lts
console+strace: https://syzkaller.appspot.com/x/log.txt?x=162ffd79580000
kernel config: https://syzkaller.appspot.com/x/.config?x=57bdfa4a173e5087
dashboard link: https://syzkaller.appspot.com/bug?extid=24961d4919c22f4acfa4
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16e46d79580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14e0f625580000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/9a8367206cdd/disk-174d3ccb.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/60a0cedf0d95/vmlinux-174d3ccb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/e7299967dd64/bzImage-174d3ccb.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+24961d...@syzkaller.appspotmail.com

IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.
IPv6: BUG: Address 2001::fb on device lo is missing its host route.


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