From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) (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 6A0ED26CE3B for ; Thu, 26 Feb 2026 04:48:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772081324; cv=none; b=ryI2TP2TfvtSOz8wl4Tkmvn2Hz6k7JbvbzyhcH34Jownwsu4SQc8QVyof84uTIg0144XbZrGrazu/QfvdzMocEAzP/KYNAnWpvI7262XT4zz374i7NF9/8d/NWpZSdb6XAu3haGDFvwupC562Xp0fJyP/IdWtC/y1LqSV6qE2gk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772081324; c=relaxed/simple; bh=FZI30cJPwikh8Wqa5mqc3TkNo9u6dEg4dJ2H8kaoAg4=; h=MIME-Version:Date:Message-ID:Subject:From:To:Cc:Content-Type; b=H1RAb62Gi9MmL5ebtc8QsXCqcU/2pi+JCclsE9O+i0IdErGzKKuzRPkUINgLhj6ctEA090HXz6UXaxY+Vmy5hTmWpnqa34J63Wk7iF+dIHFeMgBz69KQf7UoAJ2fIoYMbNnbWEt4WmuPbRiWXuXNQ4AZkVhBIRDFxudsOWF5mpk= 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=209.85.161.71 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-oo1-f71.google.com with SMTP id 006d021491bc7-679c6ef1538so11108126eaf.3 for ; Wed, 25 Feb 2026 20:48:43 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772081322; x=1772686122; h=content-transfer-encoding:cc:to:from:subject:message-id:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=SEoml0ZRQqMtci/b7jmABA52V/cYxSZuCOe5yboMZOw=; b=YNVF4HHWBDzJ1flF+fVgZ7mTl4A4pEStOBO2eG6gMxyNR1T+BGrjEbpMvIHkFnIHKw lOCmbjttAQ6syPmRwxUQxhYkcrl1bIFe7PlIikIpWQLhd6vF52JBZuKlT/LeKQvi9yFz c0HlX/czslghmBas956te7WfMj2BViSK+9pOZpQZOnryCh9GjGx/FBGVsRQBXt9x0b2W vECXvmpdTMEtHxmhRAAnJc2kdDsYQVz25828r67p4azV7/xbY0DEtWc/ywjWsa4tCSNm uVdz8GuLUGrWAZWecz8KCqqmM0MUA46ve45+oGBxAHaYnt8kd3WxOiNqj3SY949d/zqF UyEw== X-Gm-Message-State: AOJu0Yz/MZg0On/Cid3iFHYfLJIrtgzlNYPncT3I2dAxVH5/yVLkwTtP tf0EiDjmjBlQ/5vbxfFpIto7os8T3DvqH+JVCsXSMUnZ90RFsVg/vvTs9bHTDmMXfNT+EPjRNIv /qoAbUwZ3o07e8z0cescOqZx90tQSi6JOx+CZu7BcdMyUeaUaMsnm9KV+CYo= Precedence: bulk X-Mailing-List: syzbot@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a4a:ee14:0:b0:667:7e1a:2040 with SMTP id 006d021491bc7-679c44e39d0mr10366280eaf.48.1772081322373; Wed, 25 Feb 2026 20:48:42 -0800 (PST) Date: Wed, 25 Feb 2026 20:48:42 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <699fd0aa.a00a0220.21906d.007d.GAE@google.com> Subject: [moderation/CI] Re: dma-buf: heaps: Turn heaps into modules From: syzbot ci To: syzkaller-upstream-moderation@googlegroups.com Cc: syzbot@lists.linux.dev Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable syzbot ci has tested the following series [v1] dma-buf: heaps: Turn heaps into modules https://lore.kernel.org/all/20260225-dma-buf-heaps-as-modules-v1-0-2109225a= 090d@kernel.org * [PATCH 1/7] dma: contiguous: Turn heap registration logic around * [PATCH 2/7] mm: cma: Export cma_alloc and cma_release * [PATCH 3/7] mm: cma: Export cma_get_name * [PATCH 4/7] mm: cma: Export dma_contiguous_default_area * [PATCH 5/7] dma-buf: heaps: Export mem_accounting parameter * [PATCH 6/7] dma-buf: heaps: cma: Turn the heap into a module * [PATCH 7/7] dma-buf: heaps: system: Turn the heap into a module and found the following issue: kernel build error Full report is available here: https://ci.syzbot.org/series/9418a4a3-9ad6-4e18-8d97-4803a653890b *** kernel build error tree: drm-next URL: https://gitlab.freedesktop.org/drm/kernel.git base: 6de23f81a5e08be8fbf5e8d7e9febc72a5b5f27f arch: amd64 compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp= 1~20251221153213.50), Debian LLD 21.1.8 config: https://ci.syzbot.org/builds/cead1a96-0bd0-410f-9938-47a66ac5734= 3/config ld.lld: error: undefined symbol: dma_heap_cma_register_heap *** If these findings have caused you to resend the series or submit a separate fix, please add the following tag to your commit message: Tested-by: syzbot@syzkaller.appspotmail.com --- This report is generated by a bot. It may contain errors. syzbot ci engineers can be reached at syzkaller@googlegroups.com. The email will later be sent to: [akpm@linux-foundation.org benjamin.gaignard@collabora.com brian.starkey@ar= m.com christian.koenig@amd.com david@kernel.org dri-devel@lists.freedesktop= .org iommu@lists.linux.dev jstultz@google.com liam.howlett@oracle.com linar= o-mm-sig@lists.linaro.org linux-kernel@vger.kernel.org linux-media@vger.ker= nel.org linux-mm@kvack.org lorenzo.stoakes@oracle.com m.szyprowski@samsung.= com mhocko@suse.com mripard@kernel.org robin.murphy@arm.com rppt@kernel.org= sumit.semwal@linaro.org surenb@google.com tjmercier@google.com vbabka@suse= .cz] If the report looks fine to you, reply with: #syz upstream If the report is a false positive, reply with #syz invalid