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 2215B494A0E for ; Thu, 2 Jul 2026 09:56:48 +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=1782986210; cv=none; b=ON8a3G41qJNqHAdAAV2GeHnHp8lT3ZUOedo7yL0Qtn39Wdg0IBdg+HHjrEGT34BOuuWZQ8JjvrOcrdkZUq6cIS2tLKHrmh8y4XtRjsV7ILDYM2HI0qpVUhfX6yaIcHTc6T8N9huGBOVhD6FN8oa6pH9Uppw40gKNSChQDxnSNsg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782986210; c=relaxed/simple; bh=3EqKLY0sw0SdC8rPO4kz4YxAhL+Taf9ST21sQUEnHfw=; h=MIME-Version:Date:Message-ID:Subject:From:To:Cc:Content-Type; b=bM7dL1zOqqusLPoiIjTxGGt8UDp1r48hACVRES1wf9nus9dx7gYawy5eRIh7Xorj57ITguu2zd9sqOX4XDD1psyvd0CkEarV0krFYF0DsTRMd/yjFenCmMwU+P/orsK+MKQH0MQF8QWPukT4njWfMAgRtkElzJaqqpighKjbsEM= 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 5614622812f47-495ec502618so2145126b6e.2 for ; Thu, 02 Jul 2026 02:56:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782986208; x=1783591008; h=cc:to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=SaxWMopsp8ed5Wfmpnhn6Rs/XYZlkV4HI/Kp4zVlZXE=; b=IQtnUdIaq/tWZrqt/YdX/UBftRaJikKJ2lYMU0TXnjbLkULEUGz8BhITS+IRUiw/0b IzgOVfW3WCcA5th57A+BhIpBcYRci7L7Ec2t+K/1oRs9Yl6cch+JzQtE+2zlpYvGaO4V YBkKJAaIhNhWKxjMJYFnLLj5QFXiJM6BZtGl1F/PKhwnULgrte3eGBqjy3AdWXRoZfjn NyxwcoftS3q9jNNVoHy49r9Ek4eo/THlOsH3mnKLp8HFcGmSZ9E4ClNwJA9Cfh+qJNzv X9+f7r8zSy9aO1aBZAIxndlrWno2RresMo4d6L50Kpr454dmFeBfcPjqicta/Xe8aQhK yc+g== X-Gm-Message-State: AOJu0YwhfCVQdo/I1/C5uVDVRS8nXWo0cGL99EWw6wkZBo9YtrM3QvuM 4kZ9TI5MSnxZANjfTaQkcC8TL5qkl2+Pb4HaJG86B81qrTWkqIPuidv2MOXPrco6D6O/sDVjqEi Zt8a/OmI6w6LKXMV4bMBGfuYwpyW7NW682DJqLLdtmMSlknQcq4cDTHokOVo= Precedence: bulk X-Mailing-List: syzbot@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:3208:b0:495:dfbc:c1c6 with SMTP id 5614622812f47-49636a24fa4mr2871465b6e.40.1782986208232; Thu, 02 Jul 2026 02:56:48 -0700 (PDT) Date: Thu, 02 Jul 2026 02:56:48 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a4635e0.34acba0d.1e07b.0003.GAE@google.com> Subject: [moderation/CI] Re: exfat: validate cached iomaps during buffered writes and writeback 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 [v2] exfat: validate cached iomaps during buffered writes and writeback https://lore.kernel.org/all/20260702023116.829321-1-chizhiling@163.com * [PATCH v2] exfat: validate cached iomaps during buffered writes and writeback and found the following issue: kernel build error Full report is available here: https://ci.syzbot.org/series/042f1a43-e00d-4e0e-a158-b90b5a9e5e21 *** kernel build error tree: torvalds URL: https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux base: 4a50a141f05a8d1737661b19ee22ff8455b94409 arch: amd64 compiler: Debian clang version 22.1.6 (++20260514074242+fc4aad7b5db3-1~exp1~20260514074407.73), Debian LLD 22.1.6 config: https://ci.syzbot.org/builds/2c231533-626e-44ad-a205-fc1a8ffbe29c/config fs/exfat/iomap.c:206:7: error: call to undeclared function 'exfat_iomap_valid'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] fs/exfat/iomap.c:275:13: error: conflicting types for 'exfat_iomap_valid' *** 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: [chizhiling@163.com chizhiling@kylinos.cn linkinjeon@kernel.org linux-fsdevel@vger.kernel.org linux-kernel@vger.kernel.org sj1557.seo@samsung.com yuezhang.mo@sony.com] If the report looks fine to you, reply with: #syz upstream If the report is a false positive, reply with #syz invalid