================================================================== BUG: KCSAN: data-race in ext4_mark_iloc_dirty / ext4_mark_iloc_dirty write to 0xffff8881344ab568 of 4 bytes by task 1827 on cpu 0: ext4_update_inode_fsync_trans fs/ext4/ext4_jbd2.h:445 [inline] ext4_do_update_inode fs/ext4/inode.c:5162 [inline] ext4_mark_iloc_dirty+0x75d/0x860 fs/ext4/inode.c:5724 ext4_orphan_del+0x583/0x6f0 fs/ext4/orphan.c:297 ext4_evict_inode+0xb77/0xe40 fs/ext4/inode.c:317 evict+0x1aa/0x410 fs/inode.c:664 iput_final fs/inode.c:1744 [inline] iput+0x3f9/0x580 fs/inode.c:1770 do_unlinkat+0x2b3/0x510 fs/namei.c:4223 __do_sys_unlink fs/namei.c:4264 [inline] __se_sys_unlink fs/namei.c:4262 [inline] __x64_sys_unlink+0x2c/0x30 fs/namei.c:4262 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae write to 0xffff8881344ab568 of 4 bytes by task 1844 on cpu 1: ext4_update_inode_fsync_trans fs/ext4/ext4_jbd2.h:445 [inline] ext4_do_update_inode fs/ext4/inode.c:5162 [inline] ext4_mark_iloc_dirty+0x75d/0x860 fs/ext4/inode.c:5724 __ext4_mark_inode_dirty+0x452/0x610 fs/ext4/inode.c:5920 ext4_evict_inode+0x981/0xe40 fs/ext4/inode.c:279 evict+0x1aa/0x410 fs/inode.c:664 iput_final fs/inode.c:1744 [inline] iput+0x3f9/0x580 fs/inode.c:1770 d_delete_notify include/linux/fsnotify.h:261 [inline] vfs_rmdir+0x270/0x2f0 fs/namei.c:4030 do_rmdir+0x178/0x300 fs/namei.c:4078 __do_sys_unlinkat fs/namei.c:4258 [inline] __se_sys_unlinkat fs/namei.c:4252 [inline] __x64_sys_unlinkat+0xa0/0xb0 fs/namei.c:4252 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000a58 -> 0x00000a59 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 1844 Comm: syz-executor.2 Not tainted 5.18.0-rc6-syzkaller-00007-g9be9ed2612b5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================