29-Sep-2026 19:18:38: building syzkaller on 1e72964b0111319984575e60f266d1fa0a98abb5... 29-Sep-2026 19:19:00: fetching kernel... 29-Sep-2026 19:19:03: checked out kernel commit c95e515a6be2debc8740f6a4b2c2af88bf4b2a1f ("UPSTREAM: PCI/portdrv: Allow probing even without child services", 2026-09-28 13:29:00 -0700 -0700) 29-Sep-2026 19:19:03: cleaning kernel... 29-Sep-2026 19:19:04: building kernel... 29-Sep-2026 19:23:31: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 29-Sep-2026 19:23:31: testing patch... 29-Sep-2026 19:29:42: reproduced crash: WARNING in sit_tunnel_xmit