linux-kernel - Re: [syzbot] Re: [syzbot] [btrfs?] WARNING in __btrfs_free

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Thu, 27 Jun 2024 18:01:24 -0700
From: syzbot <syzbot+fe3566bcb509ae7764ef@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org
Subject: Re: [syzbot] Re: [syzbot] [btrfs?] WARNING in __btrfs_free_extent (2)

For archival purposes, forwarding an incoming command email to
linux-kernel@...r.kernel.org.

***

Subject: Re: [syzbot] [btrfs?] WARNING in __btrfs_free_extent (2)
Author: lizhi.xu@...driver.com

#syz test: upstream 2ccbdf43d5e7

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 3774c191e36d..8cab95333f35 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2979,10 +2979,12 @@ static int do_free_extent_accounting(struct btrfs_trans_handle *trans,
 		}
 	}
 
-	ret = btrfs_record_squota_delta(trans->fs_info, delta);
-	if (ret) {
-		btrfs_abort_transaction(trans, ret);
-		return ret;
+	if (btrfs_qgroup_enabled(trans->fs_info)) {
+		ret = btrfs_record_squota_delta(trans->fs_info, delta);
+		if (ret) {
+			btrfs_abort_transaction(trans, ret);
+			return ret;
+		}
 	}
 
 	ret = add_to_free_space_tree(trans, bytenr, num_bytes);