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 8CCB433F9 for ; Fri, 30 May 2025 03:48:01 +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=1748576881; cv=none; b=gS3rcakzDvwTqu7dHN7HzQG2FrD42YpnpcEBvDwnjwsdB84tENKlrykUZAwnt75u741UPvkaPR9dPcBXQ08LDO6JbnYU6N8oIr3SFkLhV1rZn4Stjvic121SwNgAfMyaEl5Z/eor+X3DIYOFbQoxQFMlXqKJZpcV0k1SjxtgEzM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748576881; c=relaxed/simple; bh=S4rJgBfOetFV7lwDGMqJpRcqQoX74Pl/lltAWC0R7kc=; h=Date:To:From:Subject:Message-Id; b=LHuNnhgsC/wBtT16RzSlqpvXXhubnKauCPOpn+Ocjaw/vkd9g157Bd8Jz/3AvteEUyHIgDiHkD0AVpXGd81pHEPBBxekVMe588xvGmmM2MC+w2/Gk50djRQmE4HIWQRT2F3AfUa8PWe0DdKQ2m8yQDNUBKxrljtXOxQWoAvesb0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=BlMxMxMY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="BlMxMxMY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E615EC4CEEF; Fri, 30 May 2025 03:48:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1748576881; bh=S4rJgBfOetFV7lwDGMqJpRcqQoX74Pl/lltAWC0R7kc=; h=Date:To:From:Subject:From; b=BlMxMxMYFV+FlczW2y07KDgchEp88NyoMMQEvSDbzVpkDA1TJIJ2qjl8NcXOy9k/K HBX4Z//5TRYT4AQAYtozjDSitGVzjcFIgzJtPyL5Dc5QtKa+HNxnPYVy0mtOC16Sjr LIxKWnDqOjJd6pFkUoP4uR4LOLpfd35er3Wc14FY= Date: Thu, 29 May 2025 20:48:00 -0700 To: mm-commits@vger.kernel.org,vbabka@suse.cz,pulehui@huawei.com,peterz@infradead.org,oleg@redhat.com,mhiramat@kernel.org,lorenzo.stoakes@oracle.com,liam.howlett@oracle.com,jannh@google.com,akpm@linux-foundation.org,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-expose-abnormal-new_pte-during-move_ptes-fix.patch added to mm-unstable branch Message-Id: <20250530034800.E615EC4CEEF@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm-expose-abnormal-new_pte-during-move_ptes-fix has been added to the -mm mm-unstable branch. Its filename is mm-expose-abnormal-new_pte-during-move_ptes-fix.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-expose-abnormal-new_pte-during-move_ptes-fix.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Andrew Morton Subject: mm-expose-abnormal-new_pte-during-move_ptes-fix Date: Thu May 29 08:46:26 PM PDT 2025 s/WARN_ON_ONCE/VM_WARN_ON_ONCE/ Cc: Jann Horn Cc: Liam Howlett Cc: Lorenzo Stoakes Cc: "Masami Hiramatsu (Google)" Cc: Oleg Nesterov Cc: Peter Zijlstra Cc: Pu Lehui Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- mm/mremap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/mremap.c~mm-expose-abnormal-new_pte-during-move_ptes-fix +++ a/mm/mremap.c @@ -237,7 +237,7 @@ static int move_ptes(struct pagetable_mo for (; old_addr < old_end; old_pte++, old_addr += PAGE_SIZE, new_pte++, new_addr += PAGE_SIZE) { - WARN_ON_ONCE(!pte_none(*new_pte)); + VM_WARN_ON_ONCE(!pte_none(*new_pte)); if (pte_none(ptep_get(old_pte))) continue; _ Patches currently in -mm which might be from akpm@linux-foundation.org are mm-expose-abnormal-new_pte-during-move_ptes-fix.patch mm-add-zblock-allocator-fix.patch mm-add-zblock-allocator-fix-2.patch mm-add-zblock-allocator-fix-2-fix.patch mm-add-zblock-allocator-fix-3.patch mm-zblock-avoid-failing-the-build-fix.patch