29-Oct-2026 08:29:35: building syzkaller on 6d32eb1ff35d349359a42fce2a16b243beb93c15... 29-Oct-2026 08:31:15: fetching kernel... 29-Oct-2026 08:31:17: checked out kernel commit 0f8e720fcdfbc8de5c587a82a1c9e73077737807 ("BACKPORT: rust: miscdevice: add registration data to MiscDevice", 2026-10-28 12:04:01 -0700 -0700) 29-Oct-2026 08:31:17: cleaning kernel... 29-Oct-2026 08:31:18: building kernel... 29-Oct-2026 08:35:58: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 29-Oct-2026 08:35:58: testing patch... 29-Oct-2026 08:40:01: reproduced crash: SYZFAIL: mount(sysfs) failed