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================================================================== BUG: KCSAN: data-race in __filemap_remove_folio / kiocb_invalidate_post_direct_write read-write to 0xffff888107db7528 of 8 bytes by task 10578 on cpu 0: page_cache_delete mm/filemap.c:154 [inline] __filemap_remove_folio+0x1c5/0x2c0 mm/filemap.c:232 __remove_mapping+0x341/0x470 mm/vmscan.c:762 remove_mapping+0x22/0x90 mm/vmscan.c:795 mapping_evict_folio mm/truncate.c:293 [inline] mapping_try_invalidate+0x288/0x3e0 mm/truncate.c:511 invalidate_mapping_pages+0x27/0x40 mm/truncate.c:549 ext4_dio_write_iter fs/ext4/file.c:619 [inline] ext4_file_write_iter+0xdca/0xe30 fs/ext4/file.c:696 iter_file_splice_write+0x5e6/0x970 fs/splice.c:743 do_splice_from fs/splice.c:941 [inline] direct_splice_actor+0x16c/0x2c0 fs/splice.c:1164 splice_direct_to_actor+0x305/0x670 fs/splice.c:1108 do_splice_direct_actor fs/splice.c:1207 [inline] do_splice_direct+0xd7/0x150 fs/splice.c:1233 do_sendfile+0x3ab/0x960 fs/read_write.c:1295 __do_sys_sendfile64 fs/read_write.c:1362 [inline] __se_sys_sendfile64 fs/read_write.c:1348 [inline] __x64_sys_sendfile64+0x110/0x150 fs/read_write.c:1348 x64_sys_call+0x2c9f/0x2d70 arch/x86/include/generated/asm/syscalls_64.h:41 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/05/25 21:25 | upstream | 56fb6f92854f | a10a183e | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in __filemap_remove_folio / kiocb_invalidate_post_direct_write | ||
2024/05/17 18:15 | upstream | ea5f6ad9ad96 | a12e99e7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-kcsan-gce | KCSAN: data-race in __filemap_remove_folio / kiocb_invalidate_post_direct_write |