From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 DE06F125A9 for ; Tue, 25 Nov 2025 04:55:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764046506; cv=none; b=J4FYk+MtK9VpSqsVoKFxd1Tl7N/51WsbIKp470yepSqt5FctP17wfuwNkY9OTFaITZXMfhTET2i3o5VRpS5arqrOu15QjAjM+ixIHrqQXsBsMdqXbQhCFO5PtDlqMcGoH5SzY6O0djGfULVRTsZ37KSETplLTOqiufh4YnVPPFI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764046506; c=relaxed/simple; bh=8n8kdwLGCr0AJI/yFZN7v8cLUOVo9O+30c+9KOsBv6E=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Z87kRzTfeH+yioahBkdQFmBCpa3zy/Uu5JK5gnKRpottAKj02YTZc1VKavOkoXpdTUK4tuuXxrpWHjUCZ+zVjsG74Ct3YR5hqeiLo+FcVCO9Do2EZXYNXCf8ucq6faYqGtwblBq7wU2Ty9l/A2UQg8GMKeG3x4DBg2ppx7ZpgCY= 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=209.85.166.200 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-f200.google.com with SMTP id e9e14a558f8ab-433312ee468so47049665ab.1 for ; Mon, 24 Nov 2025 20:55:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764046504; x=1764651304; 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=EuTvYsJjYZ52nC6UPIanqCWf4KWdWE09SuUtk9ibjLk=; b=Ct6fAWqitCORqSwafUWJrXmgIPK5bz6HsBu4DYR2WINJPuXgX29EsEv7Y/sUo0ob+x IyKAyLDRrtSA4lA+hiSmKmw4Tqah0ePRL+skCIseCawTm0qYLjIvGSoOz1HuPmnxd0J2 CTKvnXfQdTwZsg/3HKOTZnxj82PvYSt+IjsGpTIeK7lUgtsNDfY5UNU+pxh9sdkVTJSB hr1VqhLnkpUCuoEpiO1uAildTCMBasbGmcgeXVTOkOO1Clct4fLXtR0J+8ndbvvAab4L ibHU2sQ0Lkgq2s5SvvffeRo39EY75H03G+HWj92wAX9IU5FYPoASlylnxwJbes7tjk3n hllA== X-Forwarded-Encrypted: i=1; AJvYcCXnTZoqEQfDykMcfjd2oQ7q71HtPQYUeMnMSVUSzGoJC4B4PeYWLnX2l5S18Un15HXjBTQeQqTjcykQkic=@vger.kernel.org X-Gm-Message-State: AOJu0Yy6ibUHVp0S/POOM/wEPzAJ/i2doGspl/kyktj2Y/hudh1lG40J VTPEQ8JyCjWFNepHkfjaO3oyb8d6M0uIkXg/Bdp1ThpU8BvgXvNj+C3AKLBUqGdv9gXfti404y5 m5sIIWFYO6xXyoFC1BtQSvjA5TFddpog1OxmNWT5wTvdrJ+opjMGAQ1K1A7E= X-Google-Smtp-Source: AGHT+IGTOBHT3nfAE4d+sXQy2xMLl2p7IUqX3XhPiVpIYj/dIWqcZ4Ye9gCaaeHZBmdn5S22fOlyhhvxPzu3Vy0/NiIzBcZy/XuY Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3e89:b0:433:8109:3eec with SMTP id e9e14a558f8ab-435b90608c1mr141138165ab.8.1764046504111; Mon, 24 Nov 2025 20:55:04 -0800 (PST) Date: Mon, 24 Nov 2025 20:55:04 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <692536a8.a70a0220.d98e3.009d.GAE@google.com> Subject: Re: [syzbot] [mm?] WARNING: refcount bug in __vma_enter_locked From: syzbot To: akpm@linux-foundation.org, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, shakeel.butt@linux.dev, surenb@google.com, syzkaller-bugs@googlegroups.com, vbabka@suse.cz, willy@infradead.org 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+5b19bad23ac7f44bf8b8@syzkaller.appspotmail.com Tested-by: syzbot+5b19bad23ac7f44bf8b8@syzkaller.appspotmail.com Tested on: commit: 422f3140 Add linux-next specific files for 20251124 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=167eae92580000 kernel config: https://syzkaller.appspot.com/x/.config?x=d488adfa0c950abc dashboard link: https://syzkaller.appspot.com/bug?extid=5b19bad23ac7f44bf8b8 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=126d457c580000 Note: testing is done by a robot and is best-effort only.