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Date: Fri, 10 Nov 2023 16:43:56 -0800
From: syzbot <syzbot+4d81015bc10889fd12ea@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org
Subject: Re: [syzbot] [PATCH] test 305230142ae0
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***
Subject: [PATCH] test 305230142ae0
Author: eadavis@...com
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 305230142ae0
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 401ea09ae4b8..d2b6e4d18c89 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4931,7 +4931,8 @@ int btrfs_get_free_objectid(struct btrfs_root *root, u64 *objectid)
goto out;
}
- *objectid = root->free_objectid++;
+ while (find_qgroup_rb(root->fs_info, root->free_objectid++);
+ *objectid = root->free_objectid;
ret = 0;
out:
mutex_unlock(&root->objectid_mutex);
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