================================================================== BUG: KCSAN: data-race in iput / move_expired_inodes write to 0xffff8880099cc258 of 8 bytes by task 1937 on cpu 1: move_expired_inodes+0x1ca/0x4a0 fs/fs-writeback.c:1257 queue_io+0xe1/0x2b0 fs/fs-writeback.c:1304 wb_writeback+0x255/0x660 fs/fs-writeback.c:1903 wb_do_writeback+0x101/0x5d0 fs/fs-writeback.c:2050 wb_workfn+0xc8/0x430 fs/fs-writeback.c:2091 process_one_work+0x3e1/0x950 kernel/workqueue.c:2275 worker_thread+0x616/0xa70 kernel/workqueue.c:2421 kthread+0x20b/0x230 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 read to 0xffff8880099cc258 of 8 bytes by task 8406 on cpu 0: iput+0x2e/0x520 fs/inode.c:1670 do_unlinkat+0x2e9/0x4f0 fs/namei.c:4103 __do_sys_unlink fs/namei.c:4143 [inline] __se_sys_unlink fs/namei.c:4141 [inline] __x64_sys_unlink+0x2c/0x30 fs/namei.c:4141 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 8406 Comm: syz-executor.3 Not tainted 5.12.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================