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

Status: upstream: reported C repro on 2026/09/27 00:41
Reported-by: syzbot+545be9700ca8b909c672@syzkaller.appspotmail.com
First crash: 46d, last: 2d23h
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 BUG: Address IPV6ADDR on device lo is missing its host route. -1 syz, C 105 8d14h 52d 0/2 upstream: reported C repro on 2026/09/21 01:01
linux-6.6 BUG: Address IPV6ADDR on device lo is missing its host route. -1 4 39d 46d 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 31 15d 47d 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 19 9h52m 45d 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 syz, C 4 27d 68d 0/3 upstream: reported C repro on 2026/09/04 13:28

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

Crashes (26):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/11/09 02:34 android13-5.15-lts 2316d138a3c3 5cecaf1f .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/24 07:11 android13-5.15-lts c4cfc3ce1d26 1d9ca40b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/24 05:04 android13-5.15-lts c4cfc3ce1d26 1d9ca40b .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/20 17:22 android13-5.15-lts 86eefba284ca df8746fb .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/09/27 00:40 android13-5.15-lts 776976664f31 a3c7249d .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/15 18:28 android13-5.15-lts ff23d765b06f 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/15 18:03 android13-5.15-lts ff23d765b06f 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/15 14:30 android13-5.15-lts ff23d765b06f 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/15 14:30 android13-5.15-lts ff23d765b06f 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/07 04:17 android13-5.15-lts f5eaed2bbe33 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/06 21:43 android13-5.15-lts f5eaed2bbe33 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/06 17:29 android13-5.15-lts f5eaed2bbe33 f7710056 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/05 20:48 android13-5.15-lts f5eaed2bbe33 af63e995 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/05 12:34 android13-5.15-lts f5eaed2bbe33 af63e995 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/05 08:51 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/04 19:00 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/04 02:57 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/04 01:43 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/04 01:43 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/03 20:16 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/03 11:51 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/03 11:31 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/03 10:05 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/03 09:27 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/03 08:39 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
2026/10/03 08:29 android13-5.15-lts f5eaed2bbe33 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: Address IPV6ADDR on device lo is missing its host route.
* Struck through repros no longer work on HEAD.