02-Sep-2026 16:56:24: building syzkaller on 1e72964b0111319984575e60f266d1fa0a98abb5... 02-Sep-2026 16:56:46: fetching kernel... 02-Sep-2026 16:56:48: checked out kernel commit 89a312991dc6e638a36adc43ccb91dbc25504c04 ("Merge tag 'cifs-fixes-7.3-rc2' of https://git.manguebit.org/linux", 2026-09-01 13:37:14 -0700 -0700) 02-Sep-2026 16:56:48: cleaning kernel... 02-Sep-2026 16:56:49: building kernel... 02-Sep-2026 17:08:54: kernel built successfully with compiler gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 02-Sep-2026 17:08:54: testing patch... 02-Sep-2026 17:10:43: reproduced crash: BUG: Address NUM::fb on device lo is missing its host route.