24-Oct-2026 10:44:02: building syzkaller on 6b4a844333e83556da95d61d7f207e7ef5cd4bc6... 24-Oct-2026 10:44:26: fetching kernel... 24-Oct-2026 10:44:28: checked out kernel commit 04566490b5187559db9638d73aefbd9fa9e953bd ("UPSTREAM: xhci: Fix null pointer dereference during S4 resume when resetting ep0", 2026-10-23 08:44:19 -0700 -0700) 24-Oct-2026 10:44:28: cleaning kernel... 24-Oct-2026 10:44:29: building kernel... 24-Oct-2026 10:47:44: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 24-Oct-2026 10:47:44: testing patch... 24-Oct-2026 11:01:47: reproduced crash: KASAN: use-after-free Read in ext4_ext_remove_space