From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 268CE39AD34 for ; Tue, 12 May 2026 14:23:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778595803; cv=none; b=q/vu8TJIOeX1lIx42idHwzIXAWrceXPfGwuQbhUwX8+r3k/XaaMphv8dUwRYOuGJMziwXdyQcOJTehDwjU4xvY9047NGgfJSmDotybmQB49eHs8lnQiCOge4GPR3PTJMeK6D5kejWcVWii8YEAP5hAHwBxm8kajGyjU7czB0AEc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778595803; c=relaxed/simple; bh=IF7Pdvp5/4FdajWnooQ63iKqBsDW0ujbwPUsTKTPpDo=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=Moryx2gUpy+hPLdp0qV1RCUrzNKATErXSfMFZD4CfToyq+OXGQouUuudzU9/ohghooiFfNNj+Zqf6YRMOotfUFA5B0bWSrFF3UUjw4pxYrc8SW45gxbs+I4xTxL4MZ9zPgcfHNwaSc3DA5CQn8Lqvc7yDOc0tc+gVFkuzod61kA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=VlMppLAp; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="VlMppLAp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A6143C2BCF5; Tue, 12 May 2026 14:23:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1778595803; bh=IF7Pdvp5/4FdajWnooQ63iKqBsDW0ujbwPUsTKTPpDo=; h=Subject:To:Cc:From:Date:From; b=VlMppLApeVJMBrD3wTCgEdE1qBW+J+Y3G9Y7XrG5eOE8EGCXq3oOmSZWz+lctTrF2 Mt831WTWDxdE2gJDVzZ73e/7qTzKlU3B8hpLww+2cP/RQOAN/utAaVvkFYJ0WicaBF haPYrQS64CJxaq4Hai/MoIAyu//OGmNxgDBmdtro= Subject: FAILED: patch "[PATCH] f2fs: fix incorrect file address mapping when inline inode is" failed to apply to 5.15-stable tree To: yangyongpeng@xiaomi.com,chao@kernel.org,jaegeuk@kernel.org Cc: From: Date: Tue, 12 May 2026 16:23:15 +0200 Message-ID: <2026051215-chive-imperial-8666@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y git checkout FETCH_HEAD git cherry-pick -x 68a0178981a0f493295afa29f8880246e561494c # git commit -s git send-email --to '' --in-reply-to '2026051215-chive-imperial-8666@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 68a0178981a0f493295afa29f8880246e561494c Mon Sep 17 00:00:00 2001 From: Yongpeng Yang Date: Tue, 3 Feb 2026 21:36:35 +0800 Subject: [PATCH] f2fs: fix incorrect file address mapping when inline inode is unwritten When `fileinfo->fi_flags` does not have the `FIEMAP_FLAG_SYNC` bit set and inline data has not been persisted yet, the physical address of the extent is calculated incorrectly for unwritten inline inodes. root@vm:/mnt/f2fs# dd if=/dev/zero of=data.3k bs=3k count=1 root@vm:/mnt/f2fs# f2fs_io fiemap 0 100 data.3k Fiemap: offset = 0 len = 100 logical addr. physical addr. length flags 0 0000000000000000 00000ffffffff16c 0000000000000c00 00000301 This patch fixes the issue by checking if the inode's address is valid. If the inline inode is unwritten, set the physical address to 0 and mark the extent with `FIEMAP_EXTENT_UNKNOWN | FIEMAP_EXTENT_DELALLOC` flags. Cc: stable@kernel.org Fixes: 67f8cf3cee6f ("f2fs: support fiemap for inline_data") Signed-off-by: Yongpeng Yang Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 0a1052d5ee62..86d2abbb40ff 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -792,7 +792,7 @@ int f2fs_read_inline_dir(struct file *file, struct dir_context *ctx, int f2fs_inline_data_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, __u64 start, __u64 len) { - __u64 byteaddr, ilen; + __u64 byteaddr = 0, ilen; __u32 flags = FIEMAP_EXTENT_DATA_INLINE | FIEMAP_EXTENT_NOT_ALIGNED | FIEMAP_EXTENT_LAST; struct node_info ni; @@ -825,9 +825,14 @@ int f2fs_inline_data_fiemap(struct inode *inode, if (err) goto out; - byteaddr = (__u64)ni.blk_addr << inode->i_sb->s_blocksize_bits; - byteaddr += (char *)inline_data_addr(inode, ifolio) - - (char *)F2FS_INODE(ifolio); + if (__is_valid_data_blkaddr(ni.blk_addr)) { + byteaddr = (__u64)ni.blk_addr << inode->i_sb->s_blocksize_bits; + byteaddr += (char *)inline_data_addr(inode, ifolio) - + (char *)F2FS_INODE(ifolio); + } else { + f2fs_bug_on(F2FS_I_SB(inode), ni.blk_addr != NEW_ADDR); + flags |= FIEMAP_EXTENT_DELALLOC | FIEMAP_EXTENT_UNKNOWN; + } err = fiemap_fill_next_extent(fieinfo, start, byteaddr, ilen, flags); trace_f2fs_fiemap(inode, start, byteaddr, ilen, flags, err); out: