loop0: detected capacity change from 0 to 512
EXT4-fs (loop0): blocks per group (8192) and clusters per group (32) inconsistent
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BUG: KCSAN: data-race in __filemap_remove_folio / folio_mapping

write to 0xffffea00049ad4d8 of 8 bytes by task 9573 on cpu 0:
 page_cache_delete mm/filemap.c:152 [inline]
 __filemap_remove_folio+0x1ac/0x2c0 mm/filemap.c:232
 filemap_remove_folio+0x6c/0x1f0 mm/filemap.c:264
 truncate_inode_folio+0x42/0x50 mm/truncate.c:195
 shmem_undo_range+0x25e/0xa50 mm/shmem.c:1007
 shmem_truncate_range mm/shmem.c:1120 [inline]
 shmem_evict_inode+0x14d/0x530 mm/shmem.c:1248
 evict+0x1ae/0x420 fs/inode.c:667
 iput_final fs/inode.c:1741 [inline]
 iput+0x432/0x5c0 fs/inode.c:1767
 dentry_unlink_inode+0x230/0x240 fs/dcache.c:400
 __dentry_kill+0x188/0x4b0 fs/dcache.c:603
 dput+0x5c/0xd0 fs/dcache.c:845
 do_renameat2+0x7d8/0xa60 fs/namei.c:5039
 __do_sys_rename fs/namei.c:5084 [inline]
 __se_sys_rename fs/namei.c:5082 [inline]
 __x64_sys_rename+0x5c/0x70 fs/namei.c:5082
 x64_sys_call+0x2749/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:83
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

read to 0xffffea00049ad4d8 of 8 bytes by task 17173 on cpu 1:
 folio_mapping+0x96/0x110 mm/util.c:799
 folio_evictable mm/internal.h:256 [inline]
 lru_add_fn+0x8d/0x430 mm/swap.c:197
 folio_batch_move_lru+0x20c/0x2c0 mm/swap.c:233
 folio_batch_add_and_move mm/swap.c:249 [inline]
 folio_add_lru+0xd4/0x130 mm/swap.c:532
 filemap_add_folio+0x103/0x160 mm/filemap.c:962
 __filemap_get_folio+0x2f1/0x5b0 mm/filemap.c:1934
 pagecache_get_page+0x2a/0xa0 mm/folio-compat.c:93
 find_or_create_page include/linux/pagemap.h:757 [inline]
 aio_setup_ring+0x25e/0x660 fs/aio.c:531
 ioctx_alloc+0x2ab/0x4b0 fs/aio.c:798
 __do_sys_io_setup fs/aio.c:1405 [inline]
 __se_sys_io_setup+0x6b/0x1b0 fs/aio.c:1388
 __x64_sys_io_setup+0x31/0x40 fs/aio.c:1388
 x64_sys_call+0x8b2/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:207
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

value changed: 0xffff88811e216828 -> 0x0000000000000000

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 17173 Comm: syz-executor.0 Tainted: G        W          6.9.0-rc3-syzkaller-00068-g9875c0beb8ad #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
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