From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f69.google.com (mail-oo1-f69.google.com [209.85.161.69]) (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 217D925776 for ; Wed, 6 May 2026 05:20:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778044822; cv=none; b=DFasQlfLKG3JVOmg4MC03jMRxiNFywfm51alaoZ18Ub/3Czcn0TZPjqRZu8XsNHa+/azA71cz8xwSHgyE5Q6aTJq/tvLGKt95gP/yVLbApYJgJEJKcUjSI/dixfk7k5VxYMo9cDYPve7J9WT/PDvHfOCbNiyJBHU0jdHmcyy2rA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778044822; c=relaxed/simple; bh=jH7a7iTVnpNE4I58lcySwpPdyELxOSPe/XxUkPn/V7s=; h=MIME-Version:Date:Message-ID:Subject:From:To:Cc:Content-Type; b=CAr4We/BUpbBiC81qDa9oEBx5p3VRmuBGOIsqrhI7LxA1qQm+np4+G2IohGVNRt66/QIG0V6drXc3P9tVg+iR6I9RNIxwvkOeg0GmIVuQQMCyq9pnV0VUMnpJN2XLC5mmdHY91dO4Lt3OnzUc70ufBcbbLdAhZBKhc1OtKK4itg= 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=209.85.161.69 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-f69.google.com with SMTP id 006d021491bc7-696266291d6so7172702eaf.1 for ; Tue, 05 May 2026 22:20:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1778044820; x=1778649620; 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=d7XXIlZe0j2ygLsD62z2z+WrG7nCu4D95HYv8spqVX4=; b=rlL6lTKlh/VJeoHsocoaxRyQJ4csNWX46N8MZs+9M7oMDe5CC4nLKtTBw2gu6AcUsf r2AQiNr+d9B3s0/yf0RFv2av/b69LiWp6ozoxE1futrYebLFKQHokX+XtZbmzh3BOykK 9WWvTwnFYAVgzNfd9R0tKHs1nlCAsnNIuX5ruH735KxoToGlhMm6xkkqA7oOEsC/filD Lc3LmHXAn7FRoy3uVXn4VicVPZ0lLuJlOEmIBTu3nckJm7A2xpecixO7CN3DxHCS0CH1 mpcZb2wXLptffTvqCnd/meU3++0VIG+JahRfhBQlOH0skgrc4aVnaNYhlhj7GOsclxLP tjgA== X-Gm-Message-State: AOJu0YxPAHhW6zBiz6R6Q9Jw1mVfV0aRrNouuBdNWlXgbgTe1MIwmcPC MyISdeYnOoI20BxgtWl89dTiM151xL+mZXoEIh0Jsnf2K/goV6mo5BP1CNDPv4JEOOTQfjNC+ig 2l52IcM/r/uAYrhZV9RrQAeItPmdFCHlQVi6ReXPM1y7Z4f1f7ABeIH2Ocm4= Precedence: bulk X-Mailing-List: syzbot@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a4a:ee0e:0:b0:696:8098:b0e5 with SMTP id 006d021491bc7-69998d69ed4mr897049eaf.55.1778044820045; Tue, 05 May 2026 22:20:20 -0700 (PDT) Date: Tue, 05 May 2026 22:20:20 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69facf94.170a0220.59368.001e.GAE@google.com> Subject: [moderation/CI] Re: block/blk-iolatency: Add the processing flow of the chained bio in the QoS and define the related types to solve the problem of incorrect inflight processing in the QoS. The usage of the done_split_bio abstract function in the blk-iolatency project. 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 [v2] block/blk-iolatency: Add the processing flow of the chained bio in the= QoS and define the related types to solve the problem of incorrect infligh= t processing in the QoS. The usage of the done_split_bio abstract function = in the blk-iolatency project. https://lore.kernel.org/all/20260506024244.2741-1-likunyu10@163.com * [PATCH v2] block/blk-iolatency: Add the processing flow of the chained bi= o in the QoS and define the related types to solve the problem of incorrect= inflight processing in the QoS. The usage of the done_split_bio abstract f= unction in the blk-iolatency project. and found the following issue: kernel build error Full report is available here: https://ci.syzbot.org/series/dd20f82c-9bc0-4af9-9acc-d222d1be5cb1 *** kernel build error tree: torvalds URL: https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvald= s/linux base: 74fe02ce122a6103f207d29fafc8b3a53de6abaf 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/cfc259c8-5ebb-4fa1-b483-33227b86ae5= e/config ld.lld: error: undefined symbol: __rq_qos_done_split_bio *** 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. To test a patch for this bug, please reply with `#syz test` (should be on a separate line). The patch should be attached to the email. Note: arguments like custom git repos and branches are not supported. The email will later be sent to: [axboe@kernel.dk josef@toxicpanda.com likunyu10@163.com linux-block@vger.ke= rnel.org linux-kernel@vger.kernel.org tj@kernel.org] If the report looks fine to you, reply with: #syz upstream If the report is a false positive, reply with #syz invalid