================================================================== BUG: KCSAN: data-race in iput / other_inode_match read to 0xffff888128d361c0 of 8 bytes by task 6249 on cpu 1: other_inode_match+0x6b/0x5c0 fs/ext4/inode.c:4820 find_inode_nowait+0x135/0x160 fs/inode.c:1437 ext4_update_other_inodes_time fs/ext4/inode.c:4868 [inline] ext4_do_update_inode fs/ext4/inode.c:4994 [inline] ext4_mark_iloc_dirty+0x12a8/0x1580 fs/ext4/inode.c:5547 ext4_mark_inode_dirty+0xe9/0x420 fs/ext4/inode.c:5740 add_dirent_to_buf+0x263/0x390 fs/ext4/namei.c:2024 ext4_add_entry+0x37b/0x8f0 fs/ext4/namei.c:2225 ext4_add_nondir+0x61/0x190 fs/ext4/namei.c:2561 ext4_symlink+0x629/0x9b0 fs/ext4/namei.c:3344 vfs_symlink fs/namei.c:4131 [inline] vfs_symlink+0x218/0x310 fs/namei.c:4117 do_symlinkat+0x1a5/0x1e0 fs/namei.c:4158 __do_sys_symlink fs/namei.c:4177 [inline] __se_sys_symlink fs/namei.c:4175 [inline] __x64_sys_symlink+0x3f/0x50 fs/namei.c:4175 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to 0xffff888128d361c0 of 8 bytes by task 28512 on cpu 0: iput_final fs/inode.c:1558 [inline] iput+0x2f6/0x4e0 fs/inode.c:1589 dentry_unlink_inode+0x270/0x2e0 fs/dcache.c:374 d_delete fs/dcache.c:2451 [inline] d_delete+0xdb/0xe0 fs/dcache.c:2440 vfs_rmdir fs/namei.c:3896 [inline] vfs_rmdir+0x2e2/0x300 fs/namei.c:3861 do_rmdir+0x2cb/0x300 fs/namei.c:3944 __do_sys_rmdir fs/namei.c:3962 [inline] __se_sys_rmdir fs/namei.c:3960 [inline] __x64_sys_rmdir+0x2f/0x40 fs/namei.c:3960 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 28512 Comm: syz-executor.1 Not tainted 5.5.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================