linux-kernel - Re: [f2fs-dev] [PATCH] f2fs: fix to do sanity check on node footer for non inode dnode

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Message-Id: 
 <175684440854.425353.17772733460715458985.git-patchwork-notify@kernel.org>
Date: Tue, 02 Sep 2025 20:20:08 +0000
From: patchwork-bot+f2fs@...nel.org
To: Chao Yu <chao@...nel.org>
Cc: jaegeuk@...nel.org, syzbot+b9c7ffd609c3f09416ab@...kaller.appspotmail.com,
 stable@...nel.org, linux-kernel@...r.kernel.org,
 linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH] f2fs: fix to do sanity check on node footer
 for
 non inode dnode

Hello:

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

On Sat, 23 Aug 2025 13:45:34 +0800 you wrote:
> As syzbot reported below:
> 
> ------------[ cut here ]------------
> kernel BUG at fs/f2fs/file.c:1243!
> Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
> CPU: 0 UID: 0 PID: 5354 Comm: syz.0.0 Not tainted 6.17.0-rc1-syzkaller-00211-g90d970cade8e #0 PREEMPT(full)
> RIP: 0010:f2fs_truncate_hole+0x69e/0x6c0 fs/f2fs/file.c:1243
> Call Trace:
>  <TASK>
>  f2fs_punch_hole+0x2db/0x330 fs/f2fs/file.c:1306
>  f2fs_fallocate+0x546/0x990 fs/f2fs/file.c:2018
>  vfs_fallocate+0x666/0x7e0 fs/open.c:342
>  ksys_fallocate fs/open.c:366 [inline]
>  __do_sys_fallocate fs/open.c:371 [inline]
>  __se_sys_fallocate fs/open.c:369 [inline]
>  __x64_sys_fallocate+0xc0/0x110 fs/open.c:369
>  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
>  do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
>  entry_SYSCALL_64_after_hwframe+0x77/0x7f
> RIP: 0033:0x7f1e65f8ebe9
> 
> [...]

Here is the summary with links:
  - [f2fs-dev] f2fs: fix to do sanity check on node footer for non inode dnode
    https://git.kernel.org/jaegeuk/f2fs/c/c18ecd99e0c7

You are awesome, thank you!
-- 
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