linux-kernel - Re: [f2fs-dev] [PATCH v2] f2fs: fix race in concurrent f2fs_stop_gc

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Message-Id: 
 <173101143777.2084993.11494159010925970965.git-patchwork-notify@kernel.org>
Date: Thu, 07 Nov 2024 20:30:37 +0000
From: patchwork-bot+f2fs@...nel.org
To: Long Li <leo.lilong@...wei.com>
Cc: jaegeuk@...nel.org, chao@...nel.org, yi.zhang@...wei.com,
 lonuxli.64@...il.com, yangerkun@...wei.com, linux-kernel@...r.kernel.org,
 linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH v2] f2fs: fix race in concurrent
 f2fs_stop_gc_thread

Hello:

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

On Mon, 4 Nov 2024 10:05:42 +0800 you wrote:
> In my test case, concurrent calls to f2fs shutdown report the following
> stack trace:
> 
>  Oops: general protection fault, probably for non-canonical address 0xc6cfff63bb5513fc: 0000 [#1] PREEMPT SMP PTI
>  CPU: 0 UID: 0 PID: 678 Comm: f2fs_rep_shutdo Not tainted 6.12.0-rc5-next-20241029-g6fb2fa9805c5-dirty #85
>  Call Trace:
>   <TASK>
>   ? show_regs+0x8b/0xa0
>   ? __die_body+0x26/0xa0
>   ? die_addr+0x54/0x90
>   ? exc_general_protection+0x24b/0x5c0
>   ? asm_exc_general_protection+0x26/0x30
>   ? kthread_stop+0x46/0x390
>   f2fs_stop_gc_thread+0x6c/0x110
>   f2fs_do_shutdown+0x309/0x3a0
>   f2fs_ioc_shutdown+0x150/0x1c0
>   __f2fs_ioctl+0xffd/0x2ac0
>   f2fs_ioctl+0x76/0xe0
>   vfs_ioctl+0x23/0x60
>   __x64_sys_ioctl+0xce/0xf0
>   x64_sys_call+0x2b1b/0x4540
>   do_syscall_64+0xa7/0x240
>   entry_SYSCALL_64_after_hwframe+0x76/0x7e
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,v2] f2fs: fix race in concurrent f2fs_stop_gc_thread
    https://git.kernel.org/jaegeuk/f2fs/c/7b0033dbc483

You are awesome, thank you!
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