From: syzbot <syzbot+4704b3cc972bd76024f1@syzkaller.appspotmail.com>
To: linux-kernel@vger.kernel.org
Subject: Re: [syzbot] Re: [btrfs?] kernel BUG in btrfs_get_ordered_extents_for_logging
Date: Fri, 30 Aug 2024 02:22:08 -0700 [thread overview]
Message-ID: <0000000000001806c20620e3205f@google.com> (raw)
In-Reply-To: <00000000000044ff540620d7dee2@google.com>
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Subject: Re: [btrfs?] kernel BUG in btrfs_get_ordered_extents_for_logging
Author: lizhi.xu@windriver.com
or i_mmap_lock ?
#syz test
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 82a68394a89c..d0187e1fb941 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -1015,7 +1015,8 @@ void btrfs_get_ordered_extents_for_logging(struct btrfs_inode *inode,
{
struct rb_node *n;
- ASSERT(inode_is_locked(&inode->vfs_inode));
+ ASSERT(inode_is_locked(&inode->vfs_inode) ||
+ rwsem_is_locked(&inode->i_mmap_lock));
spin_lock_irq(&inode->ordered_tree_lock);
for (n = rb_first(&inode->ordered_tree); n; n = rb_next(n)) {
next prev parent reply other threads:[~2024-08-30 9:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-29 19:56 [syzbot] [btrfs?] kernel BUG in btrfs_get_ordered_extents_for_logging syzbot
2024-08-30 9:22 ` syzbot [this message]
2024-08-31 0:22 ` [PATCH] btrfs: Add assert or condition Lizhi Xu
2024-08-31 10:55 ` Filipe Manana
2024-08-31 12:41 ` Lizhi Xu
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