================================================================== BUG: KCSAN: data-race in __writeback_single_inode / inode_io_list_del read-write to 0xffff88810673a1b0 of 8 bytes by task 29753 on cpu 0: inode_io_list_del+0x52/0x1d0 fs/fs-writeback.c:1264 evict+0xad/0x410 fs/inode.c:653 iput_final fs/inode.c:1777 [inline] iput+0x42c/0x5b0 fs/inode.c:1803 d_delete_notify include/linux/fsnotify.h:262 [inline] vfs_rmdir+0x274/0x2f0 fs/namei.c:4202 do_rmdir+0x194/0x320 fs/namei.c:4248 __do_sys_unlinkat fs/namei.c:4424 [inline] __se_sys_unlinkat fs/namei.c:4418 [inline] __x64_sys_unlinkat+0xa4/0xb0 fs/namei.c:4418 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b read to 0xffff88810673a1b0 of 8 bytes by task 18957 on cpu 1: __writeback_single_inode+0x48/0x860 fs/fs-writeback.c:1621 writeback_sb_inodes+0x514/0xad0 fs/fs-writeback.c:1916 wb_writeback+0x252/0x6e0 fs/fs-writeback.c:2092 wb_do_writeback fs/fs-writeback.c:2239 [inline] wb_workfn+0x1a8/0x8d0 fs/fs-writeback.c:2279 process_one_work kernel/workqueue.c:2627 [inline] process_scheduled_works+0x5b8/0xa30 kernel/workqueue.c:2700 worker_thread+0x525/0x730 kernel/workqueue.c:2781 kthread+0x1d7/0x210 kernel/kthread.c:388 ret_from_fork+0x48/0x60 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 value changed: 0x0000000000020081 -> 0x00000000000000a1 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 18957 Comm: kworker/u4:11 Not tainted 6.7.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Workqueue: writeback wb_workfn (flush-8:0) ==================================================================