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: 50d, last: 42d
▶ ▼ Similar bugs (5)
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. prio:high -1 syz, C 45 22d 49d 0/29 upstream: reported C repro on 2026/08/07 12:56
android-6-12 BUG: Address fc00:: on device lo is missing its host route. -1 1 50d 50d 0/1 premoderation: reported on 2026/08/06 07:35
android-5-10 BUG: Address fc00:: on device lo is missing its host route. -1 syz, C 2 22d 40d 0/2 upstream: reported C repro on 2026/08/15 16:11
linux-6.1 BUG: Address fc00:: on device lo is missing its host route. -1 4 41d 48d 0/3 upstream: reported on 2026/08/07 23:09
android-5-15 BUG: Address fc00:: on device lo is missing its host route. -1 syz, C 1 35d 35d 0/2 upstream: reported C repro on 2026/08/20 21:20

Sample crash report:
IPv6: BUG: Address fc00:: on device lo is missing its host route.

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/13 14:30 android14-6.1 92668decd5e0 359b2492 .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.
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.