BUG: Address IPV6ADDR on device lo is missing its host route.

Status: upstream: reported C repro on 2026/09/21 01:01
Reported-by: syzbot+4f3ede8c733a531f8c09@syzkaller.appspotmail.com
First crash: 29d, last: 2h43m
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 BUG: Address IPV6ADDR on device lo is missing its host route. -1 2 1d20h 6d09h 0/2 upstream: reported on 2026/09/26 09:21
android-6-1 BUG: Address IPV6ADDR on device lo is missing its host route. origin:upstream -1 syz, C 1 7d02h 7d02h 0/2 upstream: reported C repro on 2026/09/25 16:37
linux-6.1 BUG: Address IPV6ADDR on device lo is missing its host route. -1 syz, C 12 1d18h 4d20h 0/3 upstream: reported C repro on 2026/09/27 22:20
linux-5.15 BUG: Address IPV6ADDR on device lo is missing its host route. -1 1 28d 28d 0/3 upstream: reported on 2026/09/04 13:28
android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route. -1 syz, C 1 5d18h 5d18h 0/2 upstream: reported C repro on 2026/09/27 00:41

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

Crashes (80):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/21 00:56 android13-5.10-lts 452567d1985b 853b104b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/02 16:19 android13-5.10-lts df334e630ed3 6d32eb1f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/02 08:25 android13-5.10-lts 27ea5541934c 6d32eb1f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/02 02:02 android13-5.10-lts 27ea5541934c 6d32eb1f .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/01 08:19 android13-5.10-lts 27ea5541934c 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/01 05:14 android13-5.10-lts 27ea5541934c 38f7f0d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/30 05:39 android13-5.10-lts 9d97551ff1f9 328436b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/29 23:40 android13-5.10-lts 9d97551ff1f9 328436b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/29 21:26 android13-5.10-lts 9d97551ff1f9 328436b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/29 15:54 android13-5.10-lts 9d97551ff1f9 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/29 14:41 android13-5.10-lts 340d402887d3 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/29 09:43 android13-5.10-lts 340d402887d3 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/29 07:18 android13-5.10-lts 340d402887d3 7bf4ea23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/28 07:56 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/28 00:40 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/27 20:27 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/27 18:40 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/27 13:24 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/26 14:38 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/26 13:25 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/26 07:32 android13-5.10-lts c5d8ec7afea2 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/26 01:17 android13-5.10-lts c5d8ec7afea2 f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/25 07:25 android13-5.10-lts 452567d1985b f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/25 02:53 android13-5.10-lts 452567d1985b f281d9d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/24 21:31 android13-5.10-lts 452567d1985b 3c3cdf19 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/12 00:43 android13-5.10-lts 452567d1985b b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 20:21 android13-5.10-lts 452567d1985b b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 15:23 android13-5.10-lts 452567d1985b b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:45 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:45 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:44 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:43 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:43 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:43 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:42 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:42 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 10:42 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 06:38 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/11 01:05 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/10 11:03 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/10 08:44 android13-5.10-lts 452567d1985b 4e8b1cc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/10 05:45 android13-5.10-lts 452567d1985b 4e8b1cc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/09 23:18 android13-5.10-lts 452567d1985b 4e8b1cc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/09 17:57 android13-5.10-lts 452567d1985b 4e8b1cc6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/09 16:24 android13-5.10-lts 452567d1985b 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/09 15:39 android13-5.10-lts 452567d1985b 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/08 20:46 android13-5.10-lts 452567d1985b 243b72f1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/08 13:22 android13-5.10-lts 452567d1985b 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/08 13:20 android13-5.10-lts 452567d1985b 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/08 12:59 android13-5.10-lts 452567d1985b 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/08 00:14 android13-5.10-lts 452567d1985b 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/07 23:04 android13-5.10-lts 452567d1985b 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/07 19:02 android13-5.10-lts 452567d1985b 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/07 15:05 android13-5.10-lts 452567d1985b 680aa3e1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/07 00:32 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/06 20:04 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/06 15:12 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/06 04:43 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/06 04:20 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/06 01:39 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/06 00:53 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/05 08:59 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/05 08:54 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/05 05:28 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/04 23:09 android13-5.10-lts 452567d1985b 4f7b22a0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/04 04:39 android13-5.10-lts 452567d1985b 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/04 04:25 android13-5.10-lts 452567d1985b 801f0966 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/03 13:53 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/03 13:46 android13-5.10-lts d1d91e95d6f1 6a988719 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route.
* Struck through repros no longer work on HEAD.