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 3CA1219995E for ; Tue, 1 Jul 2025 01:15:37 +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=1751332538; cv=none; b=DppMbqoyIs28vfqnxw09mXSsM/FEoLZSLw77Ukng+g1gALUbIMY7yMdwrH+YcylzbDRoLbUayZF5vRwe9pR34oTycJRyzw27zLJXp0BUyGIk9pMu3ksgUNn59/dI2YShtbjmRGjh0xRgKAbcTxmdLql2zPQDVPsIp+2U9Aszq+Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751332538; c=relaxed/simple; bh=pQ58y4WIRbuGHEBKnAKmi4XORngpYvsa/kz2BdChjhc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=eWgnt0sHhJ0q/e1rfaR9P+weJMAzmIoOd8MiP4F6Z5OXtRzPN6COSPiDqulAMFUXJsiEecmeU59bE5BCx30R5Vos4H9IF7+NSf42Oi+5Wa5yGMTWjvYkmu4MGRhwlzjR2ujXeLAbmIWhmf4n55J/T8LvJwlM8xNKnJl+GuEjY2s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Av1TQZs+; 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="Av1TQZs+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4702AC4CEF0; Tue, 1 Jul 2025 01:15:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751332537; bh=pQ58y4WIRbuGHEBKnAKmi4XORngpYvsa/kz2BdChjhc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Av1TQZs+iKjtvPv5ljPiCDecW1yGLBCJX2aAusBsa2gtCy9Xl7jbjRWI3VpFGplJf bYY04HhdpdoFvo+Nm9WhoGjcZPEMyaJO62k3qSbAl1mx8Oig4IwMVQp0+vN37kt1ev TQx7G4tKj72btIUls9V5d5bkZZjc6GDg5obx05BVJHSj1CaUsZHX6EM74htoip1sc2 NLYpsSry5y7RrxUx9Du5XoKuSnGuLvp+tlwxbju1o+rllCzo/2AfFoW7gOEXzlsA1d czCC5ljPsmnpKVwx85CBQYKtxoXJR8N/dT2NwGW6VmdR8My2QkpoT7Gv6m2Oe7/wiO x1w0KDAhuNrsQ== From: Sasha Levin To: stable@vger.kernel.org Cc: Pranav Tyagi , Sasha Levin Subject: Re: [PATCH 5.15.y] ocfs2: fix deadlock in ocfs2_get_system_file_inode Date: Mon, 30 Jun 2025 21:15:36 -0400 Message-Id: <20250630143337-e1f4376cbeee4e8c@stable.kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250630083542.10121-1-pranav.tyagi03@gmail.com> References: Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [ Sasha's backport helper bot ] Hi, ✅ All tests passed successfully. No issues detected. No action required from the submitter. The upstream commit SHA1 provided is correct: 7bf1823e010e8db2fb649c790bd1b449a75f52d8 WARNING: Author mismatch between patch and upstream commit: Backport author: Pranav Tyagi Commit author: Mohammed Anees Status in newer kernel trees: 6.15.y | Present (exact SHA1) 6.12.y | Present (exact SHA1) 6.6.y | Present (different SHA1: ec3e32de2d8a) 6.1.y | Not found Note: The patch differs from the upstream commit: --- 1: 7bf1823e010e8 ! 1: 8b2350f85e550 ocfs2: fix deadlock in ocfs2_get_system_file_inode @@ Metadata ## Commit message ## ocfs2: fix deadlock in ocfs2_get_system_file_inode + [ Upstream commit 7bf1823e010e8db2fb649c790bd1b449a75f52d8 ] + syzbot has found a possible deadlock in ocfs2_get_system_file_inode [1]. The scenario is depicted here, @@ Commit message [1] https://syzkaller.appspot.com/bug?extid=e0055ea09f1f5e6fabdd + [ Backport to 5.15: context cleanly applied with no semantic changes. + Build-tested. ] + Link: https://lkml.kernel.org/r/20240924093257.7181-1-pvmohammedanees2003@gmail.com Signed-off-by: Mohammed Anees Reviewed-by: Joseph Qi @@ Commit message Cc: Jun Piao Cc: Signed-off-by: Andrew Morton + Signed-off-by: Pranav Tyagi ## fs/ocfs2/extent_map.c ## @@ fs/ocfs2/extent_map.c: int ocfs2_read_virt_blocks(struct inode *inode, u64 v_block, int nr, --- Results of testing on various branches: | Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | stable/linux-5.15.y | Success | Success |