From: Sahil Chandna <chandna.sahil@gmail.com>
To: syzbot <syzbot+bcfb99c4698edf7a1f52@syzkaller.appspotmail.com>
Cc: jack@suse.com, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [udf?] WARNING: bad unlock balance in __wait_on_freeing_inode
Date: Thu, 22 Jan 2026 22:27:14 +0530 [thread overview]
Message-ID: <aXJW6jWKqi0bfagi@chandna.localdomain> (raw)
In-Reply-To: <69717cbf.050a0220.706b.001d.GAE@google.com>
#syz test
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -2521,14 +2521,18 @@ static void __wait_on_freeing_inode(struct inode *inode, bool is_inode_hash_lock
wq_head = inode_bit_waitqueue(&wqe, inode, __I_NEW);
prepare_to_wait_event(wq_head, &wqe.wq_entry, TASK_UNINTERRUPTIBLE);
spin_unlock(&inode->i_lock);
- rcu_read_unlock();
+ if (rcu_read_lock_any_held())
+ rcu_read_unlock();
+
if (is_inode_hash_locked)
spin_unlock(&inode_hash_lock);
schedule();
finish_wait(wq_head, &wqe.wq_entry);
if (is_inode_hash_locked)
spin_lock(&inode_hash_lock);
- rcu_read_lock();
+
+ if (rcu_read_lock_any_held())
+ rcu_read_lock();
}
static __initdata unsigned long ihash_entries;
--
next prev parent reply other threads:[~2026-01-22 16:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-22 1:26 syzbot
2026-01-22 2:16 ` Edward Adam Davis
2026-01-22 2:30 ` syzbot
2026-01-22 16:42 ` Sahil Chandna
2026-01-22 16:44 ` syzbot
2026-01-22 16:57 ` Sahil Chandna [this message]
2026-01-22 16:59 ` syzbot
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