From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A17ACC4332F for ; Wed, 8 Nov 2023 14:46:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D9D0110E78D; Wed, 8 Nov 2023 14:46:06 +0000 (UTC) Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) by gabe.freedesktop.org (Postfix) with ESMTPS id 16CD610E78D for ; Wed, 8 Nov 2023 14:46:05 +0000 (UTC) Received: by mail-oi1-f200.google.com with SMTP id 5614622812f47-3b3edaef525so10091558b6e.0 for ; Wed, 08 Nov 2023 06:46:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699454764; x=1700059564; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=eyg+x1sdBdUCTK9dEOdpm/i8Z98iZDIp/TYoaCFtNfI=; b=HbQFljvpAcoKYlLiLHb2KV7g2ZhlSRL5BZszMj9vDqEeaDbD0gB+XriMNyeN2A/5Ul 14qbf/drhqVbIkOOOPlBGl+DMClQ6jHIPXjqcMfQ/sSE50p1jPiR8bopCAR+FJ7bN80U v4f9gWm2ma98BYodgJ55bkYo2q5HCM2h5umMz3I1YeAyu4tt7q5vNp4jF681XAQzJYC9 J+ST1qRRk/aezR/TIykZU6WDbE1Jn1OtC8Mk/I16rtjdwYlDmslJzmxeKf5fieeVr/xV brNtkhCWMeN45zt/DJBlRE1Svv+Sr30zhSUPYo5hGDNgqWkmsw/WNdTPp9aMleJ55Zum 80Fg== X-Gm-Message-State: AOJu0Yxa9rpPtym4reuveXN1/sx/PcOPMApiF7jP71etm5WqX4xwAci7 6lIC+1EawpjsU3TaceeIGJ1dXHmFvtHydkWQriOfZ42cemDZ X-Google-Smtp-Source: AGHT+IHYVbPqVKNGXu+BvwkE/pRq1+khXE9q8J8tLhTwkKxlwRoFhUls2Br/4J25UUlY0OHXWCPFT/tsDkP8SnIUAsiU7jVq8Mz6 MIME-Version: 1.0 X-Received: by 2002:a05:6808:138d:b0:3a7:86b2:1950 with SMTP id c13-20020a056808138d00b003a786b21950mr789798oiw.0.1699454764313; Wed, 08 Nov 2023 06:46:04 -0800 (PST) Date: Wed, 08 Nov 2023 06:46:04 -0800 In-Reply-To: <0000000000002a4da90603a5cbbf@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000089f4110609a525b2@google.com> Subject: Re: [syzbot] [dri?] kernel BUG in vmf_insert_pfn_prot (2) From: syzbot To: airlied@gmail.com, airlied@linux.ie, christian.koenig@amd.com, daniel.vetter@ffwll.ch, daniel.vetter@intel.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org, hdanton@sina.com, linaro-mm-sig-bounces@lists.linaro.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, sumit.semwal@linaro.org, syzkaller-bugs@googlegroups.com, tzimmermann@suse.de Content-Type: text/plain; charset="UTF-8" X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" syzbot has bisected this issue to: commit 45d9c8dde4cd8589f9180309ec60f0da2ce486e4 Author: Daniel Vetter Date: Thu Aug 12 13:14:12 2021 +0000 drm/vgem: use shmem helpers bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=126094df680000 start commit: d2f51b3516da Merge tag 'rtc-6.7' of git://git.kernel.org/p.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=116094df680000 console output: https://syzkaller.appspot.com/x/log.txt?x=166094df680000 kernel config: https://syzkaller.appspot.com/x/.config?x=1ffa1cec3b40f3ce dashboard link: https://syzkaller.appspot.com/bug?extid=398e17b61dab22cc56bc syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16344918e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=156bb2c0e80000 Reported-by: syzbot+398e17b61dab22cc56bc@syzkaller.appspotmail.com Fixes: 45d9c8dde4cd ("drm/vgem: use shmem helpers") For information about bisection process see: https://goo.gl/tpsmEJ#bisection