loop5: detected capacity change from 0 to 264192 FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ================================================================== BUG: KCSAN: data-race in folio_mapping / page_cache_delete write to 0xffffea0004823cd8 of 8 bytes by task 10023 on cpu 1: page_cache_delete+0x33e/0x390 mm/filemap.c:143 __filemap_remove_folio+0x3b/0xf0 mm/filemap.c:223 invalidate_complete_folio2 mm/truncate.c:594 [inline] invalidate_inode_pages2_range+0x450/0x670 mm/truncate.c:682 generic_file_direct_write+0x209/0x400 mm/filemap.c:3650 __generic_file_write_iter+0x11f/0x280 mm/filemap.c:3822 generic_file_write_iter+0x79/0x1c0 mm/filemap.c:3898 do_iter_write+0x494/0x750 fs/read_write.c:855 vfs_iter_write+0x4c/0x70 fs/read_write.c:896 iter_file_splice_write+0x44a/0x7c0 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x80/0xa0 fs/splice.c:931 splice_direct_to_actor+0x305/0x620 fs/splice.c:886 do_splice_direct+0xfb/0x180 fs/splice.c:974 do_sendfile+0x3bf/0x910 fs/read_write.c:1249 __do_sys_sendfile64 fs/read_write.c:1317 [inline] __se_sys_sendfile64 fs/read_write.c:1303 [inline] __x64_sys_sendfile64+0x10c/0x150 fs/read_write.c:1303 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd read to 0xffffea0004823cd8 of 8 bytes by task 10028 on cpu 0: folio_mapping+0x8e/0x110 mm/util.c:806 folio_evictable mm/internal.h:136 [inline] lru_add_fn+0x12e/0x520 mm/swap.c:210 folio_batch_move_lru+0x1e1/0x2a0 mm/swap.c:246 lru_add_drain_cpu+0x73/0x250 mm/swap.c:626 lru_add_drain+0x21/0x60 mm/swap.c:730 __pagevec_release+0x3a/0x70 mm/swap.c:1029 pagevec_release include/linux/pagevec.h:71 [inline] __filemap_fdatawait_range+0x1f1/0x260 mm/filemap.c:527 filemap_write_and_wait_range+0xfc/0x1d0 mm/filemap.c:682 __generic_file_write_iter+0x19d/0x280 mm/filemap.c:3852 generic_file_write_iter+0x79/0x1c0 mm/filemap.c:3898 do_iter_write+0x494/0x750 fs/read_write.c:855 vfs_iter_write+0x4c/0x70 fs/read_write.c:896 iter_file_splice_write+0x44a/0x7c0 fs/splice.c:686 do_splice_from fs/splice.c:764 [inline] direct_splice_actor+0x80/0xa0 fs/splice.c:931 splice_direct_to_actor+0x305/0x620 fs/splice.c:886 do_splice_direct+0xfb/0x180 fs/splice.c:974 do_sendfile+0x3bf/0x910 fs/read_write.c:1249 __do_sys_sendfile64 fs/read_write.c:1317 [inline] __se_sys_sendfile64 fs/read_write.c:1303 [inline] __x64_sys_sendfile64+0x10c/0x150 fs/read_write.c:1303 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd value changed: 0xffff88812e723810 -> 0x0000000000000000 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 10028 Comm: syz-executor.5 Not tainted 6.0.0-rc3-syzkaller-00031-gc5e4d5e99162-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 ==================================================================