BUG: Address fc00:: on device lo is missing its host route.

Status: premoderation: reported on 2026/08/05 17:27
Reported-by: syzbot+cd4a74a4c99ea3509833@syzkaller.appspotmail.com
First crash: 3d16h, last: 3d16h
▶ ▼ Similar bugs (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: Address fc00:: on device lo is missing its host route. -1 11 20h44m 1d21h 0/29 upstream: reported on 2026/08/07 12:56
android-6-12 BUG: Address fc00:: on device lo is missing its host route. -1 1 3d02h 3d02h 0/1 premoderation: reported on 2026/08/06 07:35
linux-6.1 BUG: Address fc00:: on device lo is missing its host route. -1 2 1d11h 1d11h 0/3 upstream: reported on 2026/08/07 23:09

Sample crash report:
IPv6: BUG: Address fc00:: on device lo is missing its host route.
ip6_tunnel: ip6gretap0 xmit: Local address not yet configured!

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/05 17:26 android14-6.1 92668decd5e0 52aa2820 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 BUG: Address fc00:: on device lo is missing its host route.
* Struck through repros no longer work on HEAD.