================================================================== BUG: KCSAN: data-race in __writeback_single_inode / inode_io_list_del read-write to 0xffff88810a959c60 of 8 bytes by task 1831 on cpu 1: inode_io_list_del+0x4e/0x1c0 fs/fs-writeback.c:1239 evict+0xad/0x410 fs/inode.c:651 iput_final fs/inode.c:1747 [inline] iput+0x3f9/0x580 fs/inode.c:1773 d_delete_notify include/linux/fsnotify.h:261 [inline] vfs_rmdir+0x270/0x2f0 fs/namei.c:4133 do_rmdir+0x178/0x300 fs/namei.c:4181 __do_sys_unlinkat fs/namei.c:4361 [inline] __se_sys_unlinkat fs/namei.c:4355 [inline] __x64_sys_unlinkat+0xa0/0xb0 fs/namei.c:4355 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+0x63/0xcd read to 0xffff88810a959c60 of 8 bytes by task 1843 on cpu 0: __writeback_single_inode+0x46/0x590 fs/fs-writeback.c:1583 writeback_sb_inodes+0x6a0/0xdd0 fs/fs-writeback.c:1870 __writeback_inodes_wb+0xb0/0x2a0 fs/fs-writeback.c:1941 wb_writeback+0x280/0x650 fs/fs-writeback.c:2046 wb_check_start_all fs/fs-writeback.c:2168 [inline] wb_do_writeback+0x418/0x600 fs/fs-writeback.c:2194 wb_workfn+0x88/0x260 fs/fs-writeback.c:2227 process_one_work+0x3d3/0x720 kernel/workqueue.c:2289 worker_thread+0x618/0xa70 kernel/workqueue.c:2436 kthread+0x1a9/0x1e0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 value changed: 0x0000000000020081 -> 0x00000000000000a1 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 1843 Comm: kworker/u4:6 Not tainted 6.0.0-syzkaller-11658-ga185a0995518-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 Workqueue: writeback wb_workfn (flush-8:0) ==================================================================