linux-kernel - Re: [f2fs-dev] [PATCH] f2fs: don't reset unchangable mount option in f2fs

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Message-Id: <168549002402.8773.6116896933670248806.git-patchwork-notify@kernel.org>
Date:   Tue, 30 May 2023 23:40:24 +0000
From:   patchwork-bot+f2fs@...nel.org
To:     Chao Yu <chao@...nel.org>
Cc:     jaegeuk@...nel.org,
        syzbot+d015b6c2fbb5c383bf08@...kaller.appspotmail.com,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH] f2fs: don't reset unchangable mount option in
 f2fs_remount()

Hello:

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

On Tue, 23 May 2023 11:58:22 +0800 you wrote:
> syzbot reports a bug as below:
> 
> general protection fault, probably for non-canonical address 0xdffffc0000000009: 0000 [#1] PREEMPT SMP KASAN
> RIP: 0010:__lock_acquire+0x69/0x2000 kernel/locking/lockdep.c:4942
> Call Trace:
>  lock_acquire+0x1e3/0x520 kernel/locking/lockdep.c:5691
>  __raw_write_lock include/linux/rwlock_api_smp.h:209 [inline]
>  _raw_write_lock+0x2e/0x40 kernel/locking/spinlock.c:300
>  __drop_extent_tree+0x3ac/0x660 fs/f2fs/extent_cache.c:1100
>  f2fs_drop_extent_tree+0x17/0x30 fs/f2fs/extent_cache.c:1116
>  f2fs_insert_range+0x2d5/0x3c0 fs/f2fs/file.c:1664
>  f2fs_fallocate+0x4e4/0x6d0 fs/f2fs/file.c:1838
>  vfs_fallocate+0x54b/0x6b0 fs/open.c:324
>  ksys_fallocate fs/open.c:347 [inline]
>  __do_sys_fallocate fs/open.c:355 [inline]
>  __se_sys_fallocate fs/open.c:353 [inline]
>  __x64_sys_fallocate+0xbd/0x100 fs/open.c:353
>  do_syscall_x64 arch/x86/entry/common.c:50 [inline]
>  do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
>  entry_SYSCALL_64_after_hwframe+0x63/0xcd
> 
> [...]

Here is the summary with links:
  - [f2fs-dev] f2fs: don't reset unchangable mount option in f2fs_remount()
    https://git.kernel.org/jaegeuk/f2fs/c/c12f1bf28196

You are awesome, thank you!
-- 
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