linux-kernel - Re: [f2fs-dev] [PATCH] f2fs: fix null-ptr-deref in f2fs_submit_page

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Message-Id: 
 <173013724399.126843.16835536679745667890.git-patchwork-notify@kernel.org>
Date: Mon, 28 Oct 2024 17:40:43 +0000
From: patchwork-bot+f2fs@...nel.org
To: Ye Bin <yebin@...weicloud.com>
Cc: jaegeuk@...nel.org, chao@...nel.org, zhangxiaoxu5@...wei.com,
 linux-kernel@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH] f2fs: fix null-ptr-deref in
 f2fs_submit_page_bio()

Hello:

This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@...nel.org>:

On Sat, 12 Oct 2024 00:44:50 +0800 you wrote:
> From: Ye Bin <yebin10@...wei.com>
> 
> There's issue as follows when concurrently installing the f2fs.ko
> module and mounting the f2fs file system:
> KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]
> RIP: 0010:__bio_alloc+0x2fb/0x6c0 [f2fs]
> Call Trace:
>  <TASK>
>  f2fs_submit_page_bio+0x126/0x8b0 [f2fs]
>  __get_meta_page+0x1d4/0x920 [f2fs]
>  get_checkpoint_version.constprop.0+0x2b/0x3c0 [f2fs]
>  validate_checkpoint+0xac/0x290 [f2fs]
>  f2fs_get_valid_checkpoint+0x207/0x950 [f2fs]
>  f2fs_fill_super+0x1007/0x39b0 [f2fs]
>  mount_bdev+0x183/0x250
>  legacy_get_tree+0xf4/0x1e0
>  vfs_get_tree+0x88/0x340
>  do_new_mount+0x283/0x5e0
>  path_mount+0x2b2/0x15b0
>  __x64_sys_mount+0x1fe/0x270
>  do_syscall_64+0x5f/0x170
>  entry_SYSCALL_64_after_hwframe+0x76/0x7e
> 
> [...]

Here is the summary with links:
  - [f2fs-dev] f2fs: fix null-ptr-deref in f2fs_submit_page_bio()
    https://git.kernel.org/jaegeuk/f2fs/c/b7d0a97b2808

You are awesome, thank you!
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