From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8B4E0150980 for ; Mon, 3 Feb 2025 19:25:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738610706; cv=none; b=avFFwHoavvlebQF52ntw0pp0Fh2cHXkENRGCzfQsgiz17bNFngHOJxPK8Rla0/bjXsQnIXvldoJQ87wS25XkaXginFWXpa6O4W+f9PJsp64WsEr2cMkZe6EHPhJR72CgsPsbUF0tgvB1+/xdqXeAmGrLNvBqH1iOQ+uoWO+uK0o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738610706; c=relaxed/simple; bh=nH8Wz0h1IYXVBNjfVUZX39iep3FLojNXQ38mfec6ptE=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=V1rUmlFR8kVEIKF3MnBhtXdgxtO7mlnv3dyFJURMdRXJoiA6GM7lNShq9JLzvhbD5AEuhVt9/tR9zrX+88SzVdLB94GreBX7G6AlKUdcBBLbYTlG2FIoNfF3YBcK9yVALFRJC9ScXuK3InwiRtRl4CTMq7TSZ540baCq3+zJ7tQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f199.google.com with SMTP id e9e14a558f8ab-3ce8dadfb67so25196135ab.1 for ; Mon, 03 Feb 2025 11:25:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1738610703; x=1739215503; 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=lhI5OIpMPH2QnJaYcIqJZFy+BM0BfyBikG6nAIf8x/g=; b=LR/AVTK1LVP4L1k+72JQBmb0AtOMx3ASIEeS1T/6vqo4T8VOpCmB7n3OD96J/34DTC hiHL8oESNdEUKq4BwJVvsVnhOTZKantuLGz3TlmQjPsiFBFVJSAzp2RaC7VygRkjXdeU 1fKTeDHUj+uOjOCx9eGwJfFL2igcrxxo7VUQWluNUnaLHaZioCz5Z6ErU7i9GFZUUiwB QH4i5Q4XmGH6DGV1rUs5jSk6LAHA/Ng5NSy8V8qOKDF2KfagOpTl0YmBTLGXQtapd9FO xAlKpGvYMP1VJCMM+p1TH1x/aywFmqpJQCk/Uu+lIcknuBlygZ1PhuPXBl58EN1JNnFB r4FA== X-Forwarded-Encrypted: i=1; AJvYcCWqlxfMDZpgMLLfGiWoPz5nP8BEqOF8dddTFkWYu2P4lB3sayeYEuInJVC+DTnqMmkxxdqzk5L31jp0dj8=@vger.kernel.org X-Gm-Message-State: AOJu0YxoSS1tH/JolwfgQxQsuI+FMxb14XwCon9M+Hj3DY4ypsS1kl8v uvy2zGFfGP9evNJq8qf+IClKoba96FY9veJ3oVmJQEZaEoIgzauOmBSa0xq1VA5aL7kLaT0Wcbj uLpDkPP7+8gx1+C+zIOA78VHwvkcOYHO+q20Eo2Z9+9EttQUZkLgR2CY= X-Google-Smtp-Source: AGHT+IHwY2iLqAbIe5jLZh1gn1a2tBOXNrpNK+9CnnJ9ALI7AoOC+WThdnVTKSoTTxLcTCp4ffNsncLkC8XMRSlNtlSZ9C1ZpolU Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1c08:b0:3cf:cac9:b02d with SMTP id e9e14a558f8ab-3cffe3e5db3mr188410605ab.8.1738610703570; Mon, 03 Feb 2025 11:25:03 -0800 (PST) Date: Mon, 03 Feb 2025 11:25:03 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67a1180f.050a0220.163cdc.004f.GAE@google.com> Subject: Re: [syzbot] [mm?] kernel BUG in alloc_hugetlb_folio_reserve From: syzbot To: akpm@linux-foundation.org, david@redhat.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, muchun.song@linux.dev, steven.sistare@oracle.com, syzkaller-bugs@googlegroups.com, vivek.kasireddy@intel.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+a504cb5bae4fe117ba94@syzkaller.appspotmail.com Tested-by: syzbot+a504cb5bae4fe117ba94@syzkaller.appspotmail.com Tested on: commit: d1302efc selftests/udmabuf: add a test to pin first be.. git tree: https://gitlab.freedesktop.org/Vivek/drm-tip.git syzbot_fix_htlb_reserve_v2_rebase console output: https://syzkaller.appspot.com/x/log.txt?x=114b75f8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=3ed8e2f9a4233102 dashboard link: https://syzkaller.appspot.com/bug?extid=a504cb5bae4fe117ba94 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.