12-Oct-2026 22:31:18: building syzkaller on fb92f11c4789d9647a75c09c983dbee5c8488ccf... 12-Oct-2026 22:33:41: fetching kernel... 12-Oct-2026 22:33:43: checked out kernel commit d6c8aee048e0871ae3942f60c655c146df22479d ("Merge 722980f27458 (\"mm/damon/tests/core-kunit: catch test failure in test_merge_regions_of()\") into android13-5.15-lts", 2026-10-06 20:11:38 +0000 UTC) 12-Oct-2026 22:33:43: cleaning kernel... 12-Oct-2026 22:33:44: building kernel... 12-Oct-2026 22:36:41: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 12-Oct-2026 22:36:41: testing patch... 12-Oct-2026 22:44:02: reproduced crash: KASAN: null-ptr-deref Write in f2fs_issue_flush