================================================================== BUG: KCSAN: data-race in iput / other_inode_match read to 0xffff888128c67bc0 of 8 bytes by task 8069 on cpu 0: iput+0x53/0x4e0 fs/inode.c:1579 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_unlink+0x398/0x3e0 fs/namei.c:4017 do_unlinkat+0x32b/0x530 fs/namei.c:4067 __do_sys_unlink fs/namei.c:4114 [inline] __se_sys_unlink fs/namei.c:4112 [inline] __x64_sys_unlink+0x3b/0x50 fs/namei.c:4112 do_syscall_64+0xcc/0x3a0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x44/0xa9 write to 0xffff888128c67bc0 of 8 bytes by task 9270 on cpu 1: other_inode_match fs/ext4/inode.c:4829 [inline] other_inode_match+0x13c/0x5c0 fs/ext4/inode.c:4813 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 ext4_unlink fs/ext4/namei.c:3213 [inline] ext4_unlink+0x71c/0x7d0 fs/ext4/namei.c:3154 vfs_unlink+0x225/0x3e0 fs/namei.c:4003 do_unlinkat+0x32b/0x530 fs/namei.c:4067 __do_sys_unlink fs/namei.c:4114 [inline] __se_sys_unlink fs/namei.c:4112 [inline] __x64_sys_unlink+0x3b/0x50 fs/namei.c:4112 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: 1 PID: 9270 Comm: syz-executor.0 Not tainted 5.5.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================