07-Sep-2026 08:04:56: building syzkaller on 120789fd6691dd038dbe206ceeed95be5c006364... 07-Sep-2026 08:06:38: fetching kernel... 07-Sep-2026 08:06:42: checked out kernel commit 38b6be101006d3e7af972999f45d4f1e8250587a ("net: macb: fix NULL pointer dereference on unbind with fixed-link", 2026-09-05 13:58:52 -0700 -0700) 07-Sep-2026 08:06:42: cleaning kernel... 07-Sep-2026 08:06:44: building kernel... 07-Sep-2026 08:19:54: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 07-Sep-2026 08:19:54: testing patch... 07-Sep-2026 08:27:14: reproduced crash: lost connection to test machine