From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f198.google.com (mail-oi1-f198.google.com [209.85.167.198]) (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 82B0A30B514 for ; Wed, 3 Dec 2025 15:31:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764775885; cv=none; b=MGAMgov8CcawBfHXAzcts2/rJH5H1sLp3DbElXWPL0T6xg70WxGEezwCFSyJsE08S8o3oObWUv0ETtEBTApJOe73p/olQweibLxh5t8SVPf+mI3uuny8fhZrit6m7ryttydp0DZxvD+HzdFYC3gurpyAWzl5KX+p4tbVPIeY2Qs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764775885; c=relaxed/simple; bh=mvHcyzsqB2JQDux6Kmsr8+I/aACeuqtLsCTH7wqZVF8=; h=MIME-Version:Date:Message-ID:Subject:From:To:Cc:Content-Type; b=uYXEffLwiUTKeOdyhE8TWyEe9SY866jm7z3pwLAiEyer16Ofc/sbRVDjmR+TdS92wpshKth9mjQerODXzH0ZN56FErr7tK4hG6qFFltv21nBB5k7PBcDXC0wItPE3QggG9XR4A2Vo0NR2j8NpYa93R68IjgeUMspHRo1oIKxcNI= 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=209.85.167.198 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-oi1-f198.google.com with SMTP id 5614622812f47-45322138f81so1668786b6e.0 for ; Wed, 03 Dec 2025 07:31:23 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764775882; x=1765380682; h=cc:to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=I8wPC1SoE2vZl/Ey9gTdey2S/qfRBvY3Xf/iTAhCYUY=; b=UpUTcBA0ZP2VPp5AWntVURcIolU6GY4CY3j6sbUlIfMRkgJS/P3IpK/Iz72D3laJQc jGHrO8L3V7X9/0vozmxocf7/qf5OcNs4jwBXbMekKefDCu78n/rc45knFta809f0xlBd COu5B069xm97VPeM3jbO99WWkmiid/gn82twVZnOntp8xGcVdi5pvH9xpgbNfzdBv+05 E000aFjWBSx07vv3EDkVt/FYjbAb2UZc7p1wQoM8bBQTplhIo7FO30VtNru6OnlwJJ/c /S4ZpzcuMHxmG8PePqaVEm44kM5SaTwtYhXow2+jRmVGJBXmA3PTaNgvWOCAB/L7pb1U qprQ== X-Gm-Message-State: AOJu0YwBPPfeiA0laXjrFuaElrEOU94yQGp32mVqP/jZUTx49u8i3z/T JF0g7jeN+wth4bkulGz3WNPfL6na6Htt4LpywKNYwKvf9kNSAVphc2tC+lzZh7vDt7dZhPnVde5 deLZ4VSQbN/MFpcUje95rmoU7mu/fHKfS47XSv0svUKduG7QLqrncQXC+DhA= X-Google-Smtp-Source: AGHT+IEwdkePERwM9u/Kzi/Bf05RKQvO7j3b9974viNR4LIaywTBB7DwzXlgGeqS3nITzcRk0Ozu7JtOwk7mUsf7g32Y9Evn1MOj Precedence: bulk X-Mailing-List: syzbot@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:a54c:10b0:453:7403:888f with SMTP id 5614622812f47-453740395cbmr530474b6e.28.1764775882173; Wed, 03 Dec 2025 07:31:22 -0800 (PST) Date: Wed, 03 Dec 2025 07:31:22 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <693057ca.a70a0220.d98e3.01b7.GAE@google.com> Subject: [moderation/CI] Re: KVM: pfncache: Support guest_memfd without direct map From: syzbot ci To: syzkaller-upstream-moderation@googlegroups.com Cc: syzbot@lists.linux.dev Content-Type: text/plain; charset="UTF-8" syzbot ci has tested the following series [v1] KVM: pfncache: Support guest_memfd without direct map https://lore.kernel.org/all/20251203144159.6131-1-itazur@amazon.com * [RFC PATCH 1/2] KVM: pfncache: Use kvm_gmem_get_pfn() for guest_memfd-backed memslots * [RFC PATCH 2/2] KVM: pfncache: Use vmap() for guest_memfd pages without direct map and found the following issue: kernel build error Full report is available here: https://ci.syzbot.org/series/c7f05710-e693-4b72-b1f1-3cf2bae8ac96 *** kernel build error tree: kvm-next URL: https://kernel.googlesource.com/pub/scm/virt/kvm/kvm/ base: 6b36119b94d0b2bb8cea9d512017efafd461d6ac arch: amd64 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 config: https://ci.syzbot.org/builds/a42d2c64-c758-42f9-9dac-acd528bb662e/config ./include/linux/kvm_host.h:634:9: error: call to undeclared function 'mapping_no_direct_map'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] *** 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: [david@kernel.org dwmw2@infradead.org itazur@amazon.com jackmanb@google.com kalyazin@amazon.com kvm@vger.kernel.org patrick.roy@campus.lmu.de pbonzini@redhat.com pdurrant@amazon.com seanjc@google.com tabba@google.com vkuznets@redhat.com zulinx86@gmail.com] If the report looks fine to you, reply with: #syz upstream