NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
=====================================================
BUG: KMSAN: uninit-value in crc32_body lib/crc32.c:112 [inline]
BUG: KMSAN: uninit-value in crc32_le_generic lib/crc32.c:179 [inline]
BUG: KMSAN: uninit-value in crc32_le_base+0x5da/0x1300 lib/crc32.c:197
 crc32_body lib/crc32.c:112 [inline]
 crc32_le_generic lib/crc32.c:179 [inline]
 crc32_le_base+0x5da/0x1300 lib/crc32.c:197
 nilfs_segbuf_fill_in_data_crc fs/nilfs2/segbuf.c:208 [inline]
 nilfs_add_checksums_on_logs+0x668/0xdd0 fs/nilfs2/segbuf.c:321
 nilfs_segctor_do_construct+0xb64d/0x10030 fs/nilfs2/segment.c:2076
 nilfs_segctor_construct+0x2e9/0x1080 fs/nilfs2/segment.c:2379
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2487 [inline]
 nilfs_segctor_thread+0xf31/0x16b0 fs/nilfs2/segment.c:2570
 kthread+0x3c7/0x500 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

Uninit was created at:
 __alloc_pages+0x926/0x10a0 mm/page_alloc.c:5572
 alloc_pages+0xb4b/0xec0
 folio_alloc+0x7f/0x180 mm/mempolicy.c:2297
 filemap_alloc_folio+0xf0/0x510 mm/filemap.c:972
 __filemap_get_folio+0xf35/0x1a50 mm/filemap.c:1966
 pagecache_get_page+0xc2/0x310 mm/folio-compat.c:98
 find_or_create_page include/linux/pagemap.h:612 [inline]
 grow_dev_page fs/buffer.c:946 [inline]
 grow_buffers fs/buffer.c:1011 [inline]
 __getblk_slow fs/buffer.c:1038 [inline]
 __getblk_gfp+0x4eb/0x1a70 fs/buffer.c:1333
 sb_getblk include/linux/buffer_head.h:356 [inline]
 nilfs_segbuf_extend_segsum fs/nilfs2/segbuf.c:99 [inline]
 nilfs_segbuf_reset+0x17e/0x740 fs/nilfs2/segbuf.c:129
 nilfs_segctor_reset_segment_buffer fs/nilfs2/segment.c:421 [inline]
 nilfs_segctor_collect fs/nilfs2/segment.c:1499 [inline]
 nilfs_segctor_do_construct+0x2467/0x10030 fs/nilfs2/segment.c:2045
 nilfs_segctor_construct+0x2e9/0x1080 fs/nilfs2/segment.c:2379
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2487 [inline]
 nilfs_segctor_thread+0xf31/0x16b0 fs/nilfs2/segment.c:2570
 kthread+0x3c7/0x500 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308

CPU: 1 PID: 7809 Comm: segctord Not tainted 6.2.0-rc8-syzkaller-80999-g31b504f219a9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
=====================================================