Hi Alexey, Kim,
On 04/18/2014 02:04 PM, Alexey Khoroshilov wrote:
> On 17.04.2014 00:45, Jaegeuk Kim wrote:
>> Hi,
>>
>> 2014-04-16 (수), 18:11 -0700, Alexey Khoroshilov:
>>> Hi,
>>>
>>> But would not ability to trigger BUG_ON by mounting a crafted image
>>> considered as an issue having security i
Thank you for the explanation.
The following patch will resolve the issue.
Thanks,
>From 2048e7458c982f4297da9d3366ab29224ae2e8b0 Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim
Date: Fri, 18 Apr 2014 15:21:04 +0900
Subject: [PATCH] f2fs: avoid BUG_ON when mouting corrupted image having
garbage block
On 17.04.2014 00:45, Jaegeuk Kim wrote:
> Hi,
>
> 2014-04-16 (수), 18:11 -0700, Alexey Khoroshilov:
>> Hi,
>>
>> But would not ability to trigger BUG_ON by mounting a crafted image
>> considered as an issue having security implications?
> Sorry, I can't come up with you.
> Could you please explain w
Got it.
The patch is like this.
Thanks,
>From 5f7a3bcf0df10bbb47a6e4409cc92ba8e6090674 Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim
Date: Fri, 18 Apr 2014 11:14:37 +0900
Subject: [PATCH] f2fs: add available_nids to fix handling max_nid
correctly
This patch introduces available_nids for alloc_nids(
Hi,
> -Original Message-
> From: Jaegeuk Kim [mailto:jaegeuk@samsung.com]
> Sent: Friday, April 18, 2014 10:16 AM
> To: Chao Yu
> Cc: linux-f2fs-devel@lists.sourceforge.net; linux-fsde...@vger.kernel.org;
> linux-ker...@vger.kernel.org
> Subject: Re: [f2fs-dev] [PATCH] f2fs: fix to ena
Hi Chao,
How about this?
---
fs/f2fs/f2fs.h | 1 +
fs/f2fs/node.c | 6 --
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 55152de..556d06b 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -244,6 +244,7 @@ static inline void set_raw_exte
5152855
Atten: purchase manager
Dear purchase manager，
Have a nice day!
I would like to introduce myself. I am Anne Guo from Shenzhen Banana
Electronics Co. in China.
I hope we could have a chance to work together in the near future. If you have
time, you are welcome to visit our we
We skip reading last one of NAT blocks when readahead them since max value of
valid block is calculated incorrectly. We should fix this problem to avoid it.
Signed-off-by: Chao Yu
---
fs/f2fs/checkpoint.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/f2fs/checkpoint.c
Hi,
> -Original Message-
> From: Jaegeuk Kim [mailto:jaegeuk@samsung.com]
> Sent: Thursday, April 17, 2014 3:17 PM
> To: Chao Yu
> Cc: linux-f2fs-devel@lists.sourceforge.net; linux-fsde...@vger.kernel.org;
> linux-ker...@vger.kernel.org
> Subject: Re: [f2fs-dev] [PATCH] f2fs: fix wrong
Hi,
2014-04-16 (수), 18:11 -0700, Alexey Khoroshilov:
> Hi,
>
> But would not ability to trigger BUG_ON by mounting a crafted image
> considered as an issue having security implications?
Sorry, I can't come up with you.
Could you please explain why this can be related to the security hole?
Did yo
Hi,
2014-04-17 (목), 14:27 +0800, Chao Yu:
> Since max_nid value was minus three in previous commit:
> 'b63da15e8b475245026bdf2096853683f189706b', Our last three nids could not be
> used ever, but 0/node nid/meta nid is still occupied.
> And also our ra_meta_pages() could not readahead the last blo
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