Received: by 2002:a05:6a10:22f:0:0:0:0 with SMTP id 15csp58987pxk; Tue, 8 Sep 2020 21:54:15 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzw+wuICa7cYX0mtJADl+CTjXhIPIsFIkxxK1tPZCeDHpRPw2cJb2guQK8El4fcApTrVLd/ X-Received: by 2002:a17:906:b0a:: with SMTP id u10mr1826648ejg.226.1599627254975; Tue, 08 Sep 2020 21:54:14 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1599627254; cv=none; d=google.com; s=arc-20160816; b=rKQWmPlQEuHgq+ajOz2oaBwFt2kkK8ltc/mKfLVTG5OqOlU0W46l6GaXBcdaZGc0lm RGMXQ706subqwZb2flWwmqCWya57OQ3rLufGKvgJtdj+26hsQ6deFKOh51KcDKLwtaMQ omj8EBJxeoGeCYB4CiM9q2fFpi2/e4PilsuNi6jwekFD6Y9bcJnTpTftYiX5CFWMM/BC CSjD0a+gSM2nAFRUF/AGmyGDChEegDnGag6ggLVoy0xVHtrbi0Y86ZNP6O9T4tiNSd6J HjqcnNXukEm5MTE1iahR6dfsDPQAOM3u6cjytZGzIwjwT+qQLdysiBeCyBCo+8J7MuTm TGKg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:reply-to:cc:from:to :dkim-signature:date; bh=tNg5tAtet1Dlg5OTVR2V6g98ZiGX3ACoiac7ICl2DmM=; b=MB2pbfUZ+o5mklxYAiU74GEriMV5HW8zL/ytqb+hlTPZXOxPgvH2MzL3WlMK3pFVgm PkJb2CLiejH8fCk2yVSHdedS6q4M6OZDnn/ttpa5+2xdXoOvOOkGFEr75T4aBYf9gqVV Y73hZA6/scKl2klanSbTz0balxG3UuU+DZElHNfpL4gcvMGXpuzHPIlUSV8F9bDncYoZ pMIX3JL0IJAQPdruZpXnrVI6Wdv3mbXzNkCHoi7hM/iXXgB5QfT7uQ08Zmuc2614KxE3 VAQwzIzrF6GHTmeb6FkWFMUTYG1NmmhuqZmMt0mXEQqCN6Yhv0nGUnHoABlV2ZTF50oF zA3w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@protonmail.com header.s=protonmail header.b=RJjpCFBl; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=protonmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id z4si758771eji.462.2020.09.08.21.53.50; Tue, 08 Sep 2020 21:54:14 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@protonmail.com header.s=protonmail header.b=RJjpCFBl; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=protonmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726883AbgIIEwx (ORCPT + 99 others); Wed, 9 Sep 2020 00:52:53 -0400 Received: from mail-40130.protonmail.ch ([185.70.40.130]:38044 "EHLO mail-40130.protonmail.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725767AbgIIEwx (ORCPT ); Wed, 9 Sep 2020 00:52:53 -0400 Date: Wed, 09 Sep 2020 04:52:41 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail; t=1599627171; bh=tNg5tAtet1Dlg5OTVR2V6g98ZiGX3ACoiac7ICl2DmM=; h=Date:To:From:Cc:Reply-To:Subject:In-Reply-To:References:From; b=RJjpCFBlvf4fdppzE0wIZMdw7YRwkSpBxEBlQNj5ME/vGCIWrGlpYpRnJCiP/PGiU +udrl/F8dvHP3cUkPeWpT3Lr8gQI7A5WCK+dQMcFMsd2FEBwthAIi1DBRzxqdvn/6H YXrWzzaEZpKZSowKgunyCfo4+AZqRpXOPQWAIpqE= To: syzbot From: Harley Cc: "linux-kernel@vger.kernel.org" Reply-To: Harley Subject: Re: KASAN: use-after-free Read in delete_partition Message-ID: In-Reply-To: <0000000000009323e705ae870d48@google.com> References: <0000000000009323e705ae870d48@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-0.7 required=10.0 tests=ALL_TRUSTED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM,FREEMAIL_REPLYTO_END_DIGIT shortcircuit=no autolearn=disabled version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on mailout.protonmail.ch Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I am having difficulty actually reproducing the bug from the supplied C rep= ro and .config. Perhaps it is some sort of race condition?