================================================================== BUG: KCSAN: data-race in file_remove_privs / vfs_write write to 0xffff88810e8fd44c of 4 bytes by task 12719 on cpu 0: inode_has_no_xattr include/linux/fs.h:3509 [inline] file_remove_privs+0x312/0x3a0 fs/inode.c:1948 __generic_file_write_iter+0xda/0x340 mm/filemap.c:3650 generic_file_write_iter+0x75/0x130 mm/filemap.c:3736 call_write_iter include/linux/fs.h:1977 [inline] new_sync_write fs/read_write.c:518 [inline] vfs_write+0x6f9/0x7e0 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0xf5/0x150 fs/read_write.c:719 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff88810e8fd44c of 4 bytes by task 12684 on cpu 1: iocb_flags include/linux/fs.h:3363 [inline] init_sync_kiocb include/linux/fs.h:2144 [inline] new_sync_write fs/read_write.c:514 [inline] vfs_write+0x3ac/0x7e0 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0xf5/0x150 fs/read_write.c:719 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 12684 Comm: syz-executor.0 Not tainted 5.12.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================