================================================================== BUG: KCSAN: data-race in ext4_fill_raw_inode / ext4_orphan_del write to 0xffff8881062f75ec of 4 bytes by task 1850 on cpu 0: ext4_orphan_del+0x579/0x730 fs/ext4/orphan.c:296 ext4_evict_inode+0xb9f/0xf10 fs/ext4/inode.c:319 evict+0x1aa/0x410 fs/inode.c:664 iput_final fs/inode.c:1744 [inline] iput+0x3ef/0x580 fs/inode.c:1770 d_delete_notify include/linux/fsnotify.h:261 [inline] vfs_rmdir+0x270/0x320 fs/namei.c:4032 do_rmdir+0x18d/0x330 fs/namei.c:4080 __do_sys_rmdir fs/namei.c:4099 [inline] __se_sys_rmdir fs/namei.c:4097 [inline] __x64_sys_rmdir+0x2c/0x30 fs/namei.c:4097 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff8881062f75ec of 4 bytes by task 1832 on cpu 1: ext4_fill_raw_inode+0x68c/0xea0 fs/ext4/inode.c:4320 ext4_do_update_inode fs/ext4/inode.c:5083 [inline] ext4_mark_iloc_dirty+0x364/0x890 fs/ext4/inode.c:5677 __ext4_mark_inode_dirty+0x4ec/0x5f0 fs/ext4/inode.c:5873 ext4_dirty_inode+0x86/0xa0 fs/ext4/inode.c:5902 __mark_inode_dirty+0x72/0x6c0 fs/fs-writeback.c:2409 mark_inode_dirty_sync include/linux/fs.h:2372 [inline] dquot_free_space include/linux/quotaops.h:382 [inline] dquot_free_block include/linux/quotaops.h:392 [inline] ext4_free_blocks+0x157d/0x1b00 fs/ext4/mballoc.c:6080 ext4_remove_blocks+0x7fb/0xa10 fs/ext4/extents.c:2538 ext4_ext_rm_leaf+0x6a7/0xef0 fs/ext4/extents.c:2704 ext4_ext_remove_space+0x956/0x14c0 fs/ext4/extents.c:2952 ext4_ext_truncate+0x11c/0x1a0 fs/ext4/extents.c:4413 ext4_truncate+0x76e/0xae0 fs/ext4/inode.c:4190 ext4_evict_inode+0xad5/0xf10 fs/ext4/inode.c:288 evict+0x1aa/0x410 fs/inode.c:664 iput_final fs/inode.c:1744 [inline] iput+0x3ef/0x580 fs/inode.c:1770 d_delete_notify include/linux/fsnotify.h:261 [inline] vfs_rmdir+0x270/0x320 fs/namei.c:4032 do_rmdir+0x18d/0x330 fs/namei.c:4080 __do_sys_rmdir fs/namei.c:4099 [inline] __se_sys_rmdir fs/namei.c:4097 [inline] __x64_sys_rmdir+0x2c/0x30 fs/namei.c:4097 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000485 -> 0x00000480 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 1832 Comm: syz-executor.3 Tainted: G W 5.17.0-rc2-syzkaller-00060-g88808fbbead4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================