================================================================== BUG: KCSAN: data-race in ext4_fill_raw_inode / ext4_orphan_del write to 0xffff888107f9003c of 4 bytes by task 3475 on cpu 1: ext4_orphan_del+0x54d/0x6e0 fs/ext4/orphan.c:296 ext4_evict_inode+0xac5/0xdd0 fs/ext4/inode.c:289 evict+0x1ae/0x420 fs/inode.c:667 iput_final fs/inode.c:1741 [inline] iput+0x432/0x5c0 fs/inode.c:1767 d_delete_notify include/linux/fsnotify.h:307 [inline] vfs_rmdir+0x27e/0x300 fs/namei.c:4219 do_rmdir+0x194/0x320 fs/namei.c:4265 __do_sys_unlinkat fs/namei.c:4441 [inline] __se_sys_unlinkat fs/namei.c:4435 [inline] __x64_sys_unlinkat+0xa4/0xb0 fs/namei.c:4435 x64_sys_call+0x767/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:264 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f read to 0xffff888107f9003c of 4 bytes by task 3478 on cpu 0: ext4_fill_raw_inode+0x651/0xe90 fs/ext4/inode.c:4276 ext4_do_update_inode fs/ext4/inode.c:5079 [inline] ext4_mark_iloc_dirty+0x2e9/0xe10 fs/ext4/inode.c:5709 __ext4_mark_inode_dirty+0x314/0x440 fs/ext4/inode.c:5913 __ext4_ext_dirty+0xbf/0x130 fs/ext4/extents.c:202 ext4_ext_remove_space+0x2679/0x2a90 fs/ext4/extents.c:3038 ext4_ext_truncate+0xc4/0x150 fs/ext4/extents.c:4440 ext4_truncate+0x773/0xb10 fs/ext4/inode.c:4146 ext4_evict_inode+0x8b4/0xdd0 fs/ext4/inode.c:258 evict+0x1ae/0x420 fs/inode.c:667 iput_final fs/inode.c:1741 [inline] iput+0x432/0x5c0 fs/inode.c:1767 d_delete_notify include/linux/fsnotify.h:307 [inline] vfs_rmdir+0x27e/0x300 fs/namei.c:4219 do_rmdir+0x194/0x320 fs/namei.c:4265 __do_sys_unlinkat fs/namei.c:4441 [inline] __se_sys_unlinkat fs/namei.c:4435 [inline] __x64_sys_unlinkat+0xa4/0xb0 fs/namei.c:4435 x64_sys_call+0x767/0x2d30 arch/x86/include/generated/asm/syscalls_64.h:264 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1d0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x0000079c -> 0x00000000 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 3478 Comm: syz-executor.1 Not tainted 6.9.0-rc3-syzkaller-00344-g8f2c057754b2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 ==================================================================