18-Oct-2026 16:57:31: building syzkaller on 689146651cb695ec7836080377ad32933a0b9bce... 18-Oct-2026 16:58:00: fetching kernel... 18-Oct-2026 16:58:04: checked out kernel commit 32c52ec87d6245ee2d12ed5dd509e40062939b50 ("x86/insn-eval: Fix shadowed segment index in get_seg_reg_override_idx()", 2026-10-17 06:36:20 -1000 -1000) 18-Oct-2026 16:58:04: cleaning kernel... 18-Oct-2026 16:58:05: building kernel... 18-Oct-2026 17:08:31: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 18-Oct-2026 17:08:31: testing patch... 18-Oct-2026 17:20:36: reproduced crash: KASAN: slab-use-after-free Read in lbmIODone