Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: INFO: rcu detected stall in corrupted rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P5549 } 2638 jiffies s: 2817 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug): Tested on: commit: fab9eebf iov_iter: Kill ITER_PIPE git tree: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/ iov-fixes console output: https://syzkaller.appspot.com/x/log.txt?x=14e2c6f3480000 kernel config: https://syzkaller.appspot.com/x/.config?x=facc234423e66dc6 dashboard link: https://syzkaller.appspot.com/bug?extid=d87dd8e018fd2cc2528b compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Note: no patches were applied.