From: Chao Yu <chao@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH] f2fs: do more sanity check on inode
Date: Wed, 31 May 2023 09:41:27 +0800 [thread overview]
Message-ID: <cedca72f-4832-a3eb-4dcb-99c76950ae6a@kernel.org> (raw)
In-Reply-To: <ZHaAwCIiQJI+SYe9@google.com>
On 2023/5/31 7:03, Jaegeuk Kim wrote:
> On 05/29, Chao Yu wrote:
>> This patch does below changes:
>> - clean up check condition
>> - add sanity check for i_extra_isize w/ lower boundary
>> - add sanity check for feature dependency
>> - check i_extra_isize only if f2fs_has_extra_attr() is true
>
> Could you describe what is the current problem?
Updated in v2.
Thanks,
>
>>
>> Signed-off-by: Chao Yu <chao@kernel.org>
>> ---
>> fs/f2fs/f2fs.h | 2 +
>> fs/f2fs/inode.c | 108 +++++++++++++++++++++++++++++++-----------------
>> 2 files changed, 72 insertions(+), 38 deletions(-)
>>
>> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
>> index 9bd83fb28439..11c0bb12c686 100644
>> --- a/fs/f2fs/f2fs.h
>> +++ b/fs/f2fs/f2fs.h
>> @@ -3424,6 +3424,8 @@ static inline int get_inline_xattr_addrs(struct inode *inode)
>> ((is_inode_flag_set(i, FI_ACL_MODE)) ? \
>> (F2FS_I(i)->i_acl_mode) : ((i)->i_mode))
>>
>> +#define F2FS_MIN_EXTRA_ATTR_SIZE (sizeof(__le32))
>> +
>> #define F2FS_TOTAL_EXTRA_ATTR_SIZE \
>> (offsetof(struct f2fs_inode, i_extra_end) - \
>> offsetof(struct f2fs_inode, i_extra_isize)) \
>> diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
>> index 0a1748444329..1e49009831c1 100644
>> --- a/fs/f2fs/inode.c
>> +++ b/fs/f2fs/inode.c
>> @@ -300,41 +300,79 @@ static bool sanity_check_inode(struct inode *inode, struct page *node_page)
>> return false;
>> }
>>
>> - if (f2fs_sb_has_flexible_inline_xattr(sbi)
>> - && !f2fs_has_extra_attr(inode)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: corrupted inode ino=%lx, run fsck to fix.",
>> - __func__, inode->i_ino);
>> - return false;
>> - }
>> -
>> - if (f2fs_has_extra_attr(inode) &&
>> - !f2fs_sb_has_extra_attr(sbi)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: inode (ino=%lx) is with extra_attr, but extra_attr feature is off",
>> - __func__, inode->i_ino);
>> - return false;
>> - }
>> -
>> - if (fi->i_extra_isize > F2FS_TOTAL_EXTRA_ATTR_SIZE ||
>> + if (f2fs_has_extra_attr(inode)) {
>> + if (!f2fs_sb_has_extra_attr(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: inode (ino=%lx) is with extra_attr, but extra_attr feature is off",
>> + __func__, inode->i_ino);
>> + return false;
>> + }
>> + if (fi->i_extra_isize > F2FS_TOTAL_EXTRA_ATTR_SIZE ||
>> + fi->i_extra_isize < F2FS_MIN_EXTRA_ATTR_SIZE ||
>> fi->i_extra_isize % sizeof(__le32)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_extra_isize: %d, max: %zu",
>> - __func__, inode->i_ino, fi->i_extra_isize,
>> - F2FS_TOTAL_EXTRA_ATTR_SIZE);
>> - return false;
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_extra_isize: %d, max: %zu",
>> + __func__, inode->i_ino, fi->i_extra_isize,
>> + F2FS_TOTAL_EXTRA_ATTR_SIZE);
>> + return false;
>> + }
>> + if (f2fs_sb_has_flexible_inline_xattr(sbi) &&
>> + f2fs_has_inline_xattr(inode) &&
>> + (!fi->i_inline_xattr_size ||
>> + fi->i_inline_xattr_size > MAX_INLINE_XATTR_SIZE)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_inline_xattr_size: %d, max: %zu",
>> + __func__, inode->i_ino, fi->i_inline_xattr_size,
>> + MAX_INLINE_XATTR_SIZE);
>> + return false;
>> + }
>> + if (f2fs_sb_has_compression(sbi) &&
>> + fi->i_flags & F2FS_COMPR_FL &&
>> + F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,
>> + i_compress_flag)) {
>> + if (!sanity_check_compress_inode(inode, ri))
>> + return false;
>> + }
>> + } else {
>> + if (f2fs_sb_has_flexible_inline_xattr(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, run fsck to fix.",
>> + __func__, inode->i_ino);
>> + return false;
>> + }
>> }
>>
>> - if (f2fs_has_extra_attr(inode) &&
>> - f2fs_sb_has_flexible_inline_xattr(sbi) &&
>> - f2fs_has_inline_xattr(inode) &&
>> - (!fi->i_inline_xattr_size ||
>> - fi->i_inline_xattr_size > MAX_INLINE_XATTR_SIZE)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_inline_xattr_size: %d, max: %zu",
>> - __func__, inode->i_ino, fi->i_inline_xattr_size,
>> - MAX_INLINE_XATTR_SIZE);
>> - return false;
>> + if (!f2fs_sb_has_extra_attr(sbi)) {
>> + if (f2fs_sb_has_project_quota(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_PRJQUOTA);
>> + return false;
>> + }
>> + if (f2fs_sb_has_inode_chksum(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_INODE_CHKSUM);
>> + return false;
>> + }
>> + if (f2fs_sb_has_flexible_inline_xattr(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_FLEXIBLE_INLINE_XATTR);
>> + return false;
>> + }
>> + if (f2fs_sb_has_inode_crtime(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_INODE_CRTIME);
>> + return false;
>> + }
>> + if (f2fs_sb_has_compression(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_COMPRESSION);
>> + return false;
>> + }
>> }
>>
>> if (f2fs_sanity_check_inline_data(inode)) {
>> @@ -358,12 +396,6 @@ static bool sanity_check_inode(struct inode *inode, struct page *node_page)
>> return false;
>> }
>>
>> - if (f2fs_has_extra_attr(inode) && f2fs_sb_has_compression(sbi) &&
>> - fi->i_flags & F2FS_COMPR_FL &&
>> - F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,
>> - i_compress_flag))
>> - return sanity_check_compress_inode(inode, ri);
>> -
>> return true;
>> }
>>
>> --
>> 2.40.1
_______________________________________________
Linux-f2fs-devel mailing list
Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
WARNING: multiple messages have this Message-ID (diff)
From: Chao Yu <chao@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] f2fs: do more sanity check on inode
Date: Wed, 31 May 2023 09:41:27 +0800 [thread overview]
Message-ID: <cedca72f-4832-a3eb-4dcb-99c76950ae6a@kernel.org> (raw)
In-Reply-To: <ZHaAwCIiQJI+SYe9@google.com>
On 2023/5/31 7:03, Jaegeuk Kim wrote:
> On 05/29, Chao Yu wrote:
>> This patch does below changes:
>> - clean up check condition
>> - add sanity check for i_extra_isize w/ lower boundary
>> - add sanity check for feature dependency
>> - check i_extra_isize only if f2fs_has_extra_attr() is true
>
> Could you describe what is the current problem?
Updated in v2.
Thanks,
>
>>
>> Signed-off-by: Chao Yu <chao@kernel.org>
>> ---
>> fs/f2fs/f2fs.h | 2 +
>> fs/f2fs/inode.c | 108 +++++++++++++++++++++++++++++++-----------------
>> 2 files changed, 72 insertions(+), 38 deletions(-)
>>
>> diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
>> index 9bd83fb28439..11c0bb12c686 100644
>> --- a/fs/f2fs/f2fs.h
>> +++ b/fs/f2fs/f2fs.h
>> @@ -3424,6 +3424,8 @@ static inline int get_inline_xattr_addrs(struct inode *inode)
>> ((is_inode_flag_set(i, FI_ACL_MODE)) ? \
>> (F2FS_I(i)->i_acl_mode) : ((i)->i_mode))
>>
>> +#define F2FS_MIN_EXTRA_ATTR_SIZE (sizeof(__le32))
>> +
>> #define F2FS_TOTAL_EXTRA_ATTR_SIZE \
>> (offsetof(struct f2fs_inode, i_extra_end) - \
>> offsetof(struct f2fs_inode, i_extra_isize)) \
>> diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
>> index 0a1748444329..1e49009831c1 100644
>> --- a/fs/f2fs/inode.c
>> +++ b/fs/f2fs/inode.c
>> @@ -300,41 +300,79 @@ static bool sanity_check_inode(struct inode *inode, struct page *node_page)
>> return false;
>> }
>>
>> - if (f2fs_sb_has_flexible_inline_xattr(sbi)
>> - && !f2fs_has_extra_attr(inode)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: corrupted inode ino=%lx, run fsck to fix.",
>> - __func__, inode->i_ino);
>> - return false;
>> - }
>> -
>> - if (f2fs_has_extra_attr(inode) &&
>> - !f2fs_sb_has_extra_attr(sbi)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: inode (ino=%lx) is with extra_attr, but extra_attr feature is off",
>> - __func__, inode->i_ino);
>> - return false;
>> - }
>> -
>> - if (fi->i_extra_isize > F2FS_TOTAL_EXTRA_ATTR_SIZE ||
>> + if (f2fs_has_extra_attr(inode)) {
>> + if (!f2fs_sb_has_extra_attr(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: inode (ino=%lx) is with extra_attr, but extra_attr feature is off",
>> + __func__, inode->i_ino);
>> + return false;
>> + }
>> + if (fi->i_extra_isize > F2FS_TOTAL_EXTRA_ATTR_SIZE ||
>> + fi->i_extra_isize < F2FS_MIN_EXTRA_ATTR_SIZE ||
>> fi->i_extra_isize % sizeof(__le32)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_extra_isize: %d, max: %zu",
>> - __func__, inode->i_ino, fi->i_extra_isize,
>> - F2FS_TOTAL_EXTRA_ATTR_SIZE);
>> - return false;
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_extra_isize: %d, max: %zu",
>> + __func__, inode->i_ino, fi->i_extra_isize,
>> + F2FS_TOTAL_EXTRA_ATTR_SIZE);
>> + return false;
>> + }
>> + if (f2fs_sb_has_flexible_inline_xattr(sbi) &&
>> + f2fs_has_inline_xattr(inode) &&
>> + (!fi->i_inline_xattr_size ||
>> + fi->i_inline_xattr_size > MAX_INLINE_XATTR_SIZE)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_inline_xattr_size: %d, max: %zu",
>> + __func__, inode->i_ino, fi->i_inline_xattr_size,
>> + MAX_INLINE_XATTR_SIZE);
>> + return false;
>> + }
>> + if (f2fs_sb_has_compression(sbi) &&
>> + fi->i_flags & F2FS_COMPR_FL &&
>> + F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,
>> + i_compress_flag)) {
>> + if (!sanity_check_compress_inode(inode, ri))
>> + return false;
>> + }
>> + } else {
>> + if (f2fs_sb_has_flexible_inline_xattr(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, run fsck to fix.",
>> + __func__, inode->i_ino);
>> + return false;
>> + }
>> }
>>
>> - if (f2fs_has_extra_attr(inode) &&
>> - f2fs_sb_has_flexible_inline_xattr(sbi) &&
>> - f2fs_has_inline_xattr(inode) &&
>> - (!fi->i_inline_xattr_size ||
>> - fi->i_inline_xattr_size > MAX_INLINE_XATTR_SIZE)) {
>> - set_sbi_flag(sbi, SBI_NEED_FSCK);
>> - f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_inline_xattr_size: %d, max: %zu",
>> - __func__, inode->i_ino, fi->i_inline_xattr_size,
>> - MAX_INLINE_XATTR_SIZE);
>> - return false;
>> + if (!f2fs_sb_has_extra_attr(sbi)) {
>> + if (f2fs_sb_has_project_quota(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_PRJQUOTA);
>> + return false;
>> + }
>> + if (f2fs_sb_has_inode_chksum(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_INODE_CHKSUM);
>> + return false;
>> + }
>> + if (f2fs_sb_has_flexible_inline_xattr(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_FLEXIBLE_INLINE_XATTR);
>> + return false;
>> + }
>> + if (f2fs_sb_has_inode_crtime(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_INODE_CRTIME);
>> + return false;
>> + }
>> + if (f2fs_sb_has_compression(sbi)) {
>> + set_sbi_flag(sbi, SBI_NEED_FSCK);
>> + f2fs_warn(sbi, "%s: corrupted inode ino=%lx, wrong feature flag: %u, run fsck to fix.",
>> + __func__, inode->i_ino, F2FS_FEATURE_COMPRESSION);
>> + return false;
>> + }
>> }
>>
>> if (f2fs_sanity_check_inline_data(inode)) {
>> @@ -358,12 +396,6 @@ static bool sanity_check_inode(struct inode *inode, struct page *node_page)
>> return false;
>> }
>>
>> - if (f2fs_has_extra_attr(inode) && f2fs_sb_has_compression(sbi) &&
>> - fi->i_flags & F2FS_COMPR_FL &&
>> - F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,
>> - i_compress_flag))
>> - return sanity_check_compress_inode(inode, ri);
>> -
>> return true;
>> }
>>
>> --
>> 2.40.1
next prev parent reply other threads:[~2023-05-31 1:41 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-29 10:27 [f2fs-dev] [PATCH] f2fs: do more sanity check on inode Chao Yu
2023-05-29 10:27 ` Chao Yu
2023-05-30 23:03 ` [f2fs-dev] " Jaegeuk Kim
2023-05-30 23:03 ` Jaegeuk Kim
2023-05-31 1:41 ` Chao Yu [this message]
2023-05-31 1:41 ` Chao Yu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=cedca72f-4832-a3eb-4dcb-99c76950ae6a@kernel.org \
--to=chao@kernel.org \
--cc=jaegeuk@kernel.org \
--cc=linux-f2fs-devel@lists.sourceforge.net \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.