From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2583C4167B for ; Sat, 11 Nov 2023 05:04:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343892AbjKKFEf (ORCPT ); Sat, 11 Nov 2023 00:04:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41236 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229666AbjKKFEc (ORCPT ); Sat, 11 Nov 2023 00:04:32 -0500 Received: from mail-pj1-f72.google.com (mail-pj1-f72.google.com [209.85.216.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D91553C15 for ; Fri, 10 Nov 2023 21:04:29 -0800 (PST) Received: by mail-pj1-f72.google.com with SMTP id 98e67ed59e1d1-28035cf4306so3443316a91.0 for ; Fri, 10 Nov 2023 21:04:29 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699679069; x=1700283869; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=cppaf70FMfubnxWjlk2mRgI1rT/pt4p4L8LawsuULfg=; b=OJ7ShD1AGQylei13OepEfbzyMkvypzSztN5y7UruBI49z8TGdLNv+ogoBsAqgbGBBw jGgBVAVVI/OSiEJ9yfqftYPzO7/MkyMvmtywbIRolqJp444HG+76krnfnAgrrIBEoi0w GpW4o89eYTYlKSObtedoFUSS7Kud9+hHHmZTT/EHHq+tp6rm/3QSSp4YeS+1ayUGIMvL x1t471xV16PSjVHkjp35F+kj7IuCX4oUnnjv/L0lmfI4A7yVUJ1veqmXlwnl0KsfUseE A0Vb+78Z53BYFZuzsR8reyGHQBqvfevwl/aFZnvJ6IJN1VO47zPeeGo6l351uQxjCUbb HpDA== X-Gm-Message-State: AOJu0YwMdfP/GVHw3GKc6YKkz/lq4dcQtlZL8sRYV+A5QHBb6+jFVpGr IOya1nQBW+iCiZW2dR0Wqon6OXL/2nZEX+5lSc8laHNGiay2cvY= X-Google-Smtp-Source: AGHT+IEfzE8EyrzI3WKUrjS/b5/giazQ9EKDnwZn6lzDUHBgfGZVHp1ol0QqpaRW3iGpV9L+jse3A6iRYu0inwF7Rfe4y9zDhVDM MIME-Version: 1.0 X-Received: by 2002:a17:903:4285:b0:1cc:166f:91c8 with SMTP id ju5-20020a170903428500b001cc166f91c8mr280800plb.1.1699679069510; Fri, 10 Nov 2023 21:04:29 -0800 (PST) Date: Fri, 10 Nov 2023 21:04:29 -0800 In-Reply-To: <0000000000001959d30609bb5d94@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002ba4c10609d95fcf@google.com> Subject: Re: [syzbot] [PATCH] test 305230142ae0 From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: [PATCH] test 305230142ae0 Author: eadavis@qq.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..97050a3edc32 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); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index edb84cc03237..3705e7d57057 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -171,7 +171,7 @@ qgroup_rescan_init(struct btrfs_fs_info *fs_info, u64 progress_objectid, static void qgroup_rescan_zero_tracking(struct btrfs_fs_info *fs_info); /* must be called with qgroup_ioctl_lock held */ -static struct btrfs_qgroup *find_qgroup_rb(struct btrfs_fs_info *fs_info, +struct btrfs_qgroup *find_qgroup_rb(struct btrfs_fs_info *fs_info, u64 qgroupid) { struct rb_node *n = fs_info->qgroup_tree.rb_node; diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h index 855a4f978761..96c6aa31ca91 100644 --- a/fs/btrfs/qgroup.h +++ b/fs/btrfs/qgroup.h @@ -425,4 +425,6 @@ bool btrfs_check_quota_leak(struct btrfs_fs_info *fs_info); int btrfs_record_squota_delta(struct btrfs_fs_info *fs_info, struct btrfs_squota_delta *delta); +struct btrfs_qgroup *find_qgroup_rb(struct btrfs_fs_info *fs_info, + u64 qgroupid); #endif -- 2.25.1