From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 530C42ED157 for ; Thu, 24 Jul 2025 20:29:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753388997; cv=none; b=B3XR8BsLadaZWAnF6O58igh+pSesdhQXSnZLUJUwL1ti4myyx92BNOkvWDyyddXULVd1/5O3Drqb9lgk/V/aiGRyjTQXZPiR6xjpqkrhfELDxi/Ssfq1f3PZXLdhnNKMBF1Z8pJ0YGT4sNgWUlbFdtiHjGUlaPI14krHyXXrmCo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753388997; c=relaxed/simple; bh=yUA0VWIyeHlYZOjb7vM/j98AYzNvhPEn+9fx/2KTsoc=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=rbEnoRQQXWygY9hpVY1dViO9vFmFR7XirboDLtj6cZ89DT48el0FOaZdOEB7QSxZE/Cih0HhcFrC9KrLSZ10ElLMUa2i5b3VUaMRyZ8ZvUHjp9ZmkCeV6gN2kX6PaLnwidL36Y7DNJveQCTqs9BZQEzt+7h+Uk9eCH59L58DNME= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KevnvUtX; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KevnvUtX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D6FCDC4CEF1; Thu, 24 Jul 2025 20:29:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753388996; bh=yUA0VWIyeHlYZOjb7vM/j98AYzNvhPEn+9fx/2KTsoc=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=KevnvUtX5M3vEuUgXUMFOB6wdBE2Cl4dD87KoJAfI2S01De7sTGzSI8LnAeDg/zX5 TB6RrHoSyAJstZ47NiKG1HXcyxwy/WQz6+kQWzY3oJL2DUE+hWXSpSanCnyIbMqevI 7klEuEP8npU44j8zrJnGajTL2lX/Ah/LnGjew1IGXe/LThFsZENfXrEzSsQVu5Hp7G PJBJqO+IJ0Y+ue5YfmQHxHJymN77sARvGvSCXKOJMR7tbnXnZktCEb51+Uvqy66E7A RfH8e3mev60G61s9jrkYcxULvNfMDO3PiEdYjmeqLIV79HDE3I+tEsygj3ZJBlHBKY ftW+ZEWpHbJAw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id EAF0C383BF4E; Thu, 24 Jul 2025 20:30:15 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [f2fs-dev] [PATCH v2] f2fs: vm_unmap_ram() may be called from an invalid context From: patchwork-bot+f2fs@kernel.org Message-Id: <175338901449.2519964.11721744043840464584.git-patchwork-notify@kernel.org> Date: Thu, 24 Jul 2025 20:30:14 +0000 References: <20250724153115.125311-1-jprusakowski@google.com> In-Reply-To: <20250724153115.125311-1-jprusakowski@google.com> To: Jan Prusakowski Cc: jaegeuk@kernel.org, linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Hello: This patch was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim : On Thu, 24 Jul 2025 17:31:15 +0200 you wrote: > When testing F2FS with xfstests using UFS backed virtual disks the > kernel complains sometimes that f2fs_release_decomp_mem() calls > vm_unmap_ram() from an invalid context. Example trace from > f2fs/007 test: > > f2fs/007 5s ... [12:59:38][ 8.902525] run fstests f2fs/007 > [ 11.468026] BUG: sleeping function called from invalid context at mm/vmalloc.c:2978 > [ 11.471849] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 68, name: irq/22-ufshcd > [ 11.475357] preempt_count: 1, expected: 0 > [ 11.476970] RCU nest depth: 0, expected: 0 > [ 11.478531] CPU: 0 UID: 0 PID: 68 Comm: irq/22-ufshcd Tainted: G W 6.16.0-rc5-xfstests-ufs-g40f92e79b0aa #9 PREEMPT(none) > [ 11.478535] Tainted: [W]=WARN > [ 11.478536] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 > [ 11.478537] Call Trace: > [ 11.478543] > [ 11.478545] dump_stack_lvl+0x4e/0x70 > [ 11.478554] __might_resched.cold+0xaf/0xbe > [ 11.478557] vm_unmap_ram+0x21/0xb0 > [ 11.478560] f2fs_release_decomp_mem+0x59/0x80 > [ 11.478563] f2fs_free_dic+0x18/0x1a0 > [ 11.478565] f2fs_finish_read_bio+0xd7/0x290 > [ 11.478570] blk_update_request+0xec/0x3b0 > [ 11.478574] ? sbitmap_queue_clear+0x3b/0x60 > [ 11.478576] scsi_end_request+0x27/0x1a0 > [ 11.478582] scsi_io_completion+0x40/0x300 > [ 11.478583] ufshcd_mcq_poll_cqe_lock+0xa3/0xe0 > [ 11.478588] ufshcd_sl_intr+0x194/0x1f0 > [ 11.478592] ufshcd_threaded_intr+0x68/0xb0 > [ 11.478594] ? __pfx_irq_thread_fn+0x10/0x10 > [ 11.478599] irq_thread_fn+0x20/0x60 > [ 11.478602] ? __pfx_irq_thread_fn+0x10/0x10 > [ 11.478603] irq_thread+0xb9/0x180 > [ 11.478605] ? __pfx_irq_thread_dtor+0x10/0x10 > [ 11.478607] ? __pfx_irq_thread+0x10/0x10 > [ 11.478609] kthread+0x10a/0x230 > [ 11.478614] ? __pfx_kthread+0x10/0x10 > [ 11.478615] ret_from_fork+0x7e/0xd0 > [ 11.478619] ? __pfx_kthread+0x10/0x10 > [ 11.478621] ret_from_fork_asm+0x1a/0x30 > [ 11.478623] > > [...] Here is the summary with links: - [f2fs-dev,v2] f2fs: vm_unmap_ram() may be called from an invalid context https://git.kernel.org/jaegeuk/f2fs/c/08a7efc5b02a You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html